28 results about "Sealant" patented technology

An expansion joint seal system which includes intumescent to protect uncoated edges of substrates. A fire rated compressed expansion joint sealant is provided having an intumescent proximate, but below the water-resistant top of the fire-retardant foam, so that when exposed to fire, the intumescent expands to protect the exposed vertical surface of the adjacent concrete substrate. The end of the concrete is therefore protected in a manner which does not require joint overlap between the horizontal fire resistant coating and the compressible sealant.

A door includes a door frame, first and second door skins having rectangular outer peripheries and inner openings, and a frameless glazed unit received at the openings. The door skins include exterior surfaces facing away from the door frame and opposite interior surfaces facing and secured to opposite sides of the door frame. The exterior and interior surfaces of the first and second door skins establish integral lips and grooves of the first and second door skins Opposite sides of the frameless glazed unit directly contact and are sealed by the integral lips and sealant and/or adhesive contained in the grooves of the first and second door skins.

A strengthened window-type semiconductor package is provided. A substrate having an opening is mounted with at least a chip in a manner that, an active surface of the chip covers and partly exposed to the opening, and electrically connected to the substrate by bonding wires formed through the opening. An elastic non-conductive material is applied over the chip exclusive of the active surface. An upper encapsulant is formed to encapsulate the chip and the non-conductive material, and a lower encapsulant is formed to encapsulate the bonding wires and seal the opening. With provision of the non-conductive material for encapsulating the chip before forming the upper encapsulant, the chip can be prevented from cracking particularly at corner and edge positions that encounter relatively greater thermal stress during subsequent fabrication processes such as curing of the upper encapsulant and thermal cycles.

The invention discloses a fixing method of magnetic steel, a rotor assembly and a motor. The fixing method comprises the steps of coating inner wall surfaces of magnetic steel tanks and/or side wall surfaces of magnetic steel with an aerobic adhesive and embedding the magnetic steel into the corresponding magnetic steel tanks; or embedding the magnetic steel into the corresponding magnetic steel tanks and injecting the aerobic adhesive into gaps between the corresponding magnetic steel and magnetic steel tanks; pouring a sealant into two end parts of the magnetic steel, curing the aerobic adhesive to isolate from the outside by the sealant and curing the aerobic adhesive to bond the magnetic steel and the corresponding magnetic steel tanks. The rotor assembly comprises a rotor core, the magnetic steel, the aerobic adhesive and sealing elements, wherein the magnetic steel tanks are formed in the rotor core; the magnetic steel is embedded into the magnetic steel tanks in a manner of one-to-one correspondence; the aerobic adhesive is arranged between the corresponding magnetic steel and magnetic steel tanks to fix the magnetic steel and the magnetic steel tanks; and the sealing elements are arranged on two end parts of the magnetic steel and a closed space for sealing the aerobic adhesive and the magnetic steel is enclosed by the sealing elements and the magnetic steel tanks thereof. The motor comprises the rotor assembly. The sealant on the magnetic steel is cured, so that the inside of each magnetic steel tank is isolated from the outside to form a closed environment; and the curing speed of the aerobic adhesive is increased in the closed environment.

The present invention provides a multilayer material which has a layer (A) that contains a silane coupling agent and an ethylene type zinc ionomer, and a layer (B) that contains at least one of an ethylene type magnesium ionomer or an ethylene type sodium ionomer. The multilayer material is suitable for use as an encapsulant for a solar cell or an interlayer for safety (laminated) glass. It is preferable that the multilayer material contains at least two of the layer (A) and at least one of the layer (B) and has a multilayered structure in which the layer (B) is interposed between the two of the layer (A).

The invention discloses a device capable of precisely simulating a flow field of an engine nacelle. The device comprises an outer culvert head, a power simulator, an outer culvert connector, a first outer culvert measurement rake, an outer culvert tail, an inner culvert body, a first inner culvert measurement rake, an inner culvert cover plate, a tail nozzle, a tail cone, a second inner culvert measurement rake and a second outer culvert measurement rake, wherein the outer culvert head is connected with the outer culvert connector through a horizontal screw, the power simulator is connected into the outer culvert connector through a vertical screw, the first outer culvert measurement rake is installed on the outer culvert connector through a screw and a sealant, the first inner culvert measurement rake is installed on the inner culvert body through a screw and a sealant, the inner culvert cover plate is connected to the outer side of the inner culvert body through a horizontal screw, the tail nozzle is connected to the rear side of the inner culvert body through a horizontal screw, and the tail cone is connected to the rear portion of the power simulator through a vertical screw. The device has the advantages that the flow field of the engine nacelle can be precisely simulated, the principle structure is simple, the flow and the pressure ratio of the engine nacelle can be precisely simulated in a wind tunnel test, and it is convenient to study engine and wing integrated design.

A liquid crystal display and a method of fabricating the same is capable of strengthening adhesion between a sealant and a lower plate in a panel with a high aperture ratio to which an organic protective film is applied. The organic protective film and a gate insulating film are patterned in such a manner that the sealant comes into contact with a substrate directly. Accordingly, the organic protective film or the gate insulating film at the area coated with the sealant is partially or entirely removed to directly contact the sealant with the gate insulating film or the lower glass, thereby strengthening the adhesion between the sealant and the lower plate.

A method for producing a water-tight plug connector in which at least one electric conductor such as a wire is introduced into a guide channel of an insulator part via a lateral opening in order to hold the conductor. The insulator part with the introduced conductor is arranged in a plug connector housing, and the lateral opening of the insulator part is closed by a cover. An internal volume of the plug connector housing is then at least partly filled with a sealing compound. A plug connector is produced in such a manner.

The invention discloses an emergency leakage repairing device for a heating furnace water beam. The emergency leakage repairing device comprises a leakage repairing plate, wherein two ends of the leakage repairing plate are independently provided with a fixing mechanism; the middle of the bottom surface of the leakage repairing plate is provided with a blocking cushion; the bottom surface edge ofthe leakage repairing plate is provided with a sealing ring; a sealing cavity is formed between the sealing ring and the blocking cushion and is filled with sealants; the top two ends of the leakage repairing plate are independently provided with an air discharging hole and a sealant filling hole; the air discharging hole and the sealant filling hole independently communicate with two ends of thesealing cavity; the top of the air discharging hole is provided with a blocking plug through a thread; and the leakage repairing plate on the top of the sealant filling hole is provided with a pressurization mechanism. The leakage repairing plate is laminated to a water beam pipeline and is quickly fixed and tightly pressed through the fixing mechanisms, the blocking cushion is tightly pressed ona crack, the sealants are filled into the sealant filling hole through a sealant gun, the sealants are gradually filled into the sealing cavity, and air in the sealing cavity is discharged from the air discharging hole. When the sealants are exposed from the air discharging hole, the blocking plug seals the air discharging hole, the pressurization mechanism extrudes the sealants to tightly press the sealants, a sealing effect is improved, and the crack is quickly subjected to emergency leakage repairing.

The embodiment of the present invention discloses a waterproof wiring device. The waterproof wiring device comprises: housing (1), an interface bin (2), a wire outlet (3), a glue pouring pool (4) and a connecting line (5). The wall (21) of the interface bin (2) is connected with the housing (1), and the wire outlet (3) is arranged on the wall (21); the glue pouring pool (4) is connected with the wall (21) and corresponds to the position of the wire outlet (3), and the glue pouring pool (4) is filled with sealant; one end of the connecting line (5) is located in the interface bin (2), the wire outlet (3) penetrates the other end of the connecting line (5), passes through the glue pouring pool (4) and is located in the housing (1). The embodiment of the prevent invention further discloses an electronic device.

The invention discloses a sealing method and device used for improving the insulation performance of an annular force transducer. According to the sealing method and device, a pressure higher than thepressure required by a service environmental is applied from the outside to fill sealant bubbles of the transducer with a liquid insulating medium, the liquid insulating medium is retained in the sealant bubbles to achieve the effect of a one-way valve so as to prevent water from entering a channel of the transducer, and thus, the sealing requirement of the transducer in special environments is met. The sealing device comprises a pressure vessel. The pressure vessel is provided with an upper cover. The upper cover is clamped on the pressure vessel in a sealing mode through a clamping device.The liquid insulating medium is contained in the pressure vessel. The upper cover is provided with a pressure port. The pressure port communicates with an inner cavity of the pressure vessel. All sealant gaps of the transducer are filled with the liquid insulating medium under the effect of the pressure applied from the outside, so that the insulation performance of the transducer is improved. Thus, the sealing requirement of the transducer in special environments is met, normal work of the transducer under a certain water pressure can be ensured, and the application range of the transducer iswidened.

The invention provides a vehicle body jointing part sealing structure and preparation thereof, a vehicle body side wall lower beam and a vehicle. The vehicle body jointing part sealing structure comprises a first component and a second component which is located outside the first component and is fixedly connected with the first component after covering part of the first component, and further comprises a protruding part which is formed on the first component and is located outside the second component covering area, and a sunken area between the protruding part and the second component is filled with sealant covering the fixed junction of the first component and the second component. By means of the vehicle body jointing part sealing structure, the method of filling the part with sealantis utilized, so that the sealant surface and the exposed end face of the second component are located on the same plane, the vehicle appearance can be guaranteed, and the sealant does not need to be shielded anymore; the second component can simply be connected to the upper portion of the first component, and does not need to extend to the bottom of the first component, and thus the weight of thesecond component can be reduced, so that light design is achieved.

A high-temperature-resistant anti-winding cable is disclosed in the invention, and comprises a polyamide insulating shell, a glass wool protective shell, ceramic silicone rubber, a cable core and an anti-winding structure, the glass wool protective shell is fixed to the inner wall of the polyamide insulating shell, and a PTFE film waterproof layer is fixed to the inner wall of the side, away from the polyamide insulating shell, of the glass wool protective shell; ceramic silicone rubber is installed on the inner wall of one side of the PTFE film waterproof layer, a fireproof sealant is fixed to the inner wall of the side, away from the PTFE film waterproof layer, of the ceramic silicone rubber, a center ring is fixed to the inner wall of the fireproof sealant, and cable cores are sequentially arranged in the center ring at equal intervals; and anti-static rings are arranged on the outer walls of the cable cores, and the outer sides of the anti-static rings are filled with rubber protective layers. According to the invention, the situation that the cable is wound is reduced, the situation that the cable is fused and burnt out at a high temperature is reduced, and the generation of static electricity around the cable core is reduced.

The invention provides a gauge outfit connecting piece and a flowmeter, and relates to the technical field of metering instruments. The meter head connecting piece comprises a columnar body and a partition piece, the columnar body comprises a first end and a second end which are oppositely arranged, a wiring cavity penetrating through the first end and the second end is formed in the columnar body, and the partition piece is used for being arranged in the wiring cavity and is fixedly connected with the cavity wall of the wiring cavity through the peripheral wall of the partition piece. The partition plate is further used for separating the portion, communicated with the first end, of the wiring cavity from the portion, communicated with the second end, of the wiring cavity, a plurality of wiring through holes spaced by preset distances are formed in the partition plate, each wiring through hole is used for allowing a connecting line to penetrate through, and the portion, located between the partition plate and the first end, of the wiring cavity is used for being filled with first sealant. And the first sealant is used for sealing the filled cavity. The flow meter comprises the meter head connecting piece. According to the meter head connecting piece and the flow meter, after the first sealant is poured into the wiring cavity, the sealing performance is good, and the explosion suppression performance of the flow meter is good.

The invention is suitable for the technical field of windows, and provides an energy-saving window sash and a window, the window sash comprises a window sash frame, at least two layers of window sash glass are arranged in the window sash frame, and sealant is arranged in the window sash frame; a first sealing strip is arranged between the window sash glass on the outer layer and the window sash frame; the window sash frame is made of a polyurethane material; a second sealing strip and a sealant are arranged in the window sash frame; partition materials are arranged between the window sash glass on the outer layer and the window sash glass adjacent to the window sash glass on the outer layer. The window sash frame made of the polyurethane material with excellent heat insulation performance, strength and fire resistance is adopted, and the second sealing strip and the sealant are arranged in the window sash frame to further enhance the sealing performance of the window sash; heat is prevented from being transferred from the inside of a room to the outside of the room or from the outside of the room to the inside of the room through the partition material, so that the heat preservation performance of the window sash is improved. Generally speaking, the window sash provided by the invention has extremely high heat insulation property, heat preservation property and sealing property.

The invention provides a protection method and a protection structure based on root rot treatment of a foundation ring of a fan. The method comprises the following steps of: 1) roughening an original foundation concrete surface; 2) mounting caulking strips; 3) mounting a template and treating a base surface; 4) pouring a protection ring beam; 5) removing the caulking strips; 6) filling gaps with a polysulfide sealant; and 7) removing the template under equal strength. The protection structure is formed by the method and is structurally characterized in that the protection ring beam is tightly attached to the outer wall of the foundation ring, a circle of groove is formed in the junction between the surface of the protection ring beam and the foundation ring, and the groove is filled with the polysulfide sealant. With implementation of the scheme, cracks can be prevented while the foundation ring is protected, the problem that channels are corroded by accumulated water due to the cracks is solved, the operation environment of the foundation ring is improved, so that the corrosion resistance of the foundation ring is improved, and the operation life of a tower body structure is guaranteed.

The invention provides a preparation method of a welding glue for vehicle manufacturing. The preparation method comprises the following steps: 1) crushing the following raw materials in a formula ratio: epoxy resin, diallyl phthalate, methyl ethyl ketone peroxide, a toughening agent, a viscosity reducer and a plasticizer into powder, and uniformly stirring the substances; 2) adding the uniform powder into a reaction kettle, and then heating the reaction kettle to 120DEG C to obtain a mixed solution in a molten state; 3) adding inert filler into the mixed solution and performing stirring, thenadding polyether amine, calcium silicate hydrate and triglyceride, and performing stirring again to obtain sealant oil-based molten slurry; 4) pouring the sealant oil-based molten slurry into a cooling tower, adding a reinforcing agent, a softening agent and a filling agent, and adjusting the hardness of the welding glue; 5) adding a stabilizer, a moisture absorbent, a pigment and filler, and performing stirring for 15min to form a solid welding glue, and 6) pouring the solid welding glue into a grinding machine, and performing degassing and curing at the end of grinding and dispersing to obtain a welding glue finished product.

The invention discloses a hybrid cooling and heat dissipation amorphous transformer, which comprises a housing and a base, wherein the housing comprises an installation frame and a pair of circulationframes, the two circulation frames are symmetrically installed on two sides of the installation frame, T-shaped shafts are symmetrically and fixedly connected below the base, a plurality of threadedholes are formed in each T-shaped shaft, each circulation frame is provided with a plurality of openings, each opening is internally inserted with a heat dissipation box, a heat dissipation sheet is connected between two vertically adjacent heat dissipation boxes, the inner wall of each heat dissipation box is coated with a sealant, each heat dissipation box is internally filled with water, and anamorphous alloy iron core is installed in the installation frame. According to the invention, each circulation frame is provided with a plurality of openings, the height difference of internal cooling oil in the circulation process is increased due to the existence of the openings, the circulation of the internal circulating oil is accelerated, the heat dissipation effect is improved by accelerating the circulation, and the heat generated by current is quickly conducted. Meanwhile, the heat dissipation effect is further enhanced by matching with the water in the heat dissipation boxes for cooling.

The invention discloses an automobile projection lamp. The automobile projection lamp comprises an outer shell, an integrally-formed single lens body with a support, a picture body, a light condensing device, a PCB with an LED and a sealant body, wherein the integrally-formed single lens body with the support is connected inside the outer shell in a sleeved mode, the picture body and the light condensing device are arranged in a containing cavity in the upper part of the integrally-formed single lens body with the support, the picture body is located below the light condensing device, the PCB with the LED is arranged in the part, above the integrally-formed single lens body with the support, of the outer shell, and the sealant body is arranged in the part, above the PCB with the LED, of the outer shell to seal the upper surface of the outer shell. The projection lamp is ingenious and novel in structural design, simple in structure, small in number of application units, excellent in projection effect, extremely small in size and small in height; and in addition, automatic identification and pickup are facilitated, and the labor cost is greatly reduced.

The embodiment of the invention provides a sealant physical property detection device, and relates to the technical field of sealant detection. The sealant physical property detection device comprisesa box body and a bearing piece, a support, a rotating mechanism and a locking mechanism which are arranged in the box body, wherein the support is connected with the box body, the bearing piece is rotatably arranged on the support, the bearing piece is used for bearing a to-be-detected adhesive tape, the rotating mechanism is connected with the bearing piece and is used for driving the bearing piece to rotate from a first position to a second position relative to the support, the first position and the second position are set by forming an included angle, and the locking mechanism is unlockably connected with the rotating mechanism and used for locking the rotating mechanism when the bearing piece rotates to the second position. The sealant physical property detection device can completemultiple adhesive tape detection tests, realizes multi-functionalization, reduces equipment needed for detection, simplifies the detection program, shortens the detection time, and improves the working efficiency of the test personnel.

The invention belongs to the technical field of water conservancy construction, and particularly relates to a river channel slope protection surface lining cast-in-place concrete expansion joint structure and a construction method thereof. The method comprises the following steps of determining the position of an expansion joint, pre-cutting a polyethylene closed-cell foam board, placing a 13 + 2 polyethylene closed-cell foam board, fixing the polyethylene closed-cell foam board with iron nails, pouring and maintaining concrete, pasting a double-faced adhesive tape and sealing and coating a polysulfide sealant. Through the special expansion joint treatment method, the slope protection lining structure obtained through construction is more compact, and the quality and the attractive degree of the whole slope protection project are improved.

The invention discloses an LCD (liquid crystal display) backlight plate lampshade. A main body of the lampshade is of a frame; the frame comprises a main face plate, a first side plate and a second side plate; the first side plate and the second side plate are respectively arranged at both ends of the main face plate; connection parts between the first side plate and the main face plate and between the second side plate and the main face plate are integrally connected with the main face plate by arc-shaped plates of concave structures; and the main face plate, the first side plate and the second side plate are composed of outside polyvinyl chloride layers and inside metal frames. The LCD backlight plate lampshade has the following beneficial effects of simple structure, novel design and high machining efficiency; by using the LCD backlight plate lampshade, the consumption of material is reduced effectively, the cost is reduced; in addition, the manpower can also be reduced, and adverse effects of white light spots caused by residual sealant can also be avoided.