59results about How to "Avoid deformation" patented technology

The invention relates to the field of medical instruments, and discloses an electronic product packaging process, an electronic product and a continuous analyte monitoring system.The process comprises the steps that a circuit board assembly is assembled on a first reinforcing assembly, and a first gap is formed between the assembled circuit board assembly and a containing body; filling the accommodating body with glue to a preset position, wherein a part of the glue flows in along the first gap; the closed cover body is assembled on the containing body, and a second gap is formed between the assembled closed cover body and the containing body; a hole site and a second reinforcing assembly are arranged on the closed cover body, the electric connecting assembly penetrates through the hole site, a glue overflowing hole is formed between the hole site and the electric connecting assembly, and the assembled second reinforcing assembly is matched with the first reinforcing assembly so as to limit the circuit board assembly in the first limiting direction; one part of the glue overflows to the surface of the closed cover body to bond the closed cover body with the accommodating body; and processing the obtained middleware to obtain the electronic product. The assembly efficiency is high, and the product consistency and the sealing performance are good.

The invention relates to the field of rail vehicle underframes, and provides an end underframe structure for a rail vehicle, and the rail vehicle. The end underframe structure comprises a draw beam, apair of upper supporting plates mounted on the two sides of the draw beam correspondingly, and a pair of lower supporting plates oppositely arranged below the pair of upper supporting plates; the side edges of the upper supporting plates and the side edges of the lower supporting plates are both fixedly connected with the side wall of the draw beam; and upper supporting faces used for supportinga floor are formed on the upper surfaces of the upper supporting plates, and lower mounting faces of part connectors are formed on the lower surfaces of the lower supporting plates. Structures of theupper supporting plates and the lower supporting plates replace previous cross beam structures to support the floor, thus the supporting area is increased greatly, the bearing capacity is improved greatly, when the pressure acts on the supporting plates, the stress area is larger, thus force is dispersed, deformation caused by stress concentration is avoided, and the overall strength and rigidityare improved; and through arrangement of the lower supporting plates, the connector area of the lower part of an underframe is increased, thus the mounting area of parts is increased, and position arrangement of the parts is more reasonable, easier and more convenient.

The invention relates to an access control barrier, in particular to an anti-collision access control barrier. The technical problem to be solved by the present invention is to provide an anti-collision access control barrier that can effectively prevent the barrier bar from being accidentally broken and reduce maintenance costs. In order to solve the above-mentioned technical problems, the present invention provides such an anti-collision access control gate, including a barrier gate installation frame, etc.; The front side of the lifting device is provided with a barrier bar, and the ground on the right side of the barrier gate installation frame is provided with a shock-absorbing support device, and the upper part of the shock-absorbing support device is in contact with the right part of the barrier bar. The present invention achieves the effect of protecting the road gate bar from being easily deformed by providing a shock-absorbing support device. By providing protrusions, grooves and pin shafts, the three cooperate with each other to protect the road gate bar from being easily broken and the vehicle from being easily scratched. flower effect.

The invention provides a temporary support and an installation method thereof. The temporary support comprises a telescopic main beam and an elevation-adjustable jacking device, wherein the telescopic main beam comprises two U-shaped sliding grooves and two supports, adjusting holes are formed in the sliding grooves to achieve free extension, then the sliding grooves are fixed through bolts, the supports at the two ends are placed on flanges of a structural I-shaped beam to prevent the main beam from overturning, the elevation-adjustable jacking device comprises a U-shaped hoop and a stepless adjustment jacking, the hoop is used for positioning and fixing the jacking, and the jacking is subjected to elevation adjustment and fixation through a screw and a nut. The invention further relates to a method for reinforcing a profiled steel sheet composite floor slab through the temporary support, a profiled steel sheet is effectively prevented from deforming in the concrete pouring process, the construction efficiency is improved, the construction cost is reduced, and potential safety hazards are avoided.

The invention discloses a furniture sponge drilling machine which is good in drilling effect, convenient to use and high in working efficiency. The furniture sponge drilling machine comprises a rack, wherein the rack is provided with a workbench for placing furniture sponge, a gantry support is arranged in the middle of the workbench, a plurality of hollow drilling bits which can vertically move are horizontally arranged on the gantry support, the rotation directions of two adjacent hollow drilling bits are opposite, and a push rod which can vertically move is arranged in each hollow drilling bit. In the furniture sponge drilling machine, the plurality of hollow drilling bits which can vertically move are arranged above the workbench so as to drill a plurality of holes on the furniture sponge once, so that the working efficiency is high; and the rotation directions of two adjacent hollow drilling bits are opposite, so that the stress directions of the contact surfaces between the two adjacent hollow drilling bits and the furniture sponge are opposite, and the stress of the whole furniture sponge is in a balanced state so as to avoid deformation of the furniture sponge and ensure the drilling effect.

The invention discloses a structure of a dust collector, and aims to provide a structure of a dust collector convenient for wiring. The bottom of the machine body is detachably connected with a mop, the top of the machine body is connected with a handle, the machine body is provided with a dust cup assembly and a hose, the dust cup assembly and the hose are both detachably connected with the machine body, the mop is communicated with the dust cup assembly through the hose, the mop comprises a bracket, a rolling brush and a motor assembly, and the rolling brush and the motor assembly are both detachably connected with the bracket. The rolling brush is driven by the motor assembly to be rotationally connected with the bracket, a foot switch and a power line are arranged on the motor assembly, and the foot switch and the power line are both electrically connected with the motor assembly. The beneficial effects of the invention are that wiring is convenient; the use is convenient; heat dissipation of the motor body is facilitated, and the service life of the motor body is prolonged; dust in the dust cup body can be conveniently cleaned, meanwhile, the dust generation amount can be reduced, and human health is facilitated; the dust filtering and separating effect is good; and noise reduction is facilitated.

The invention relates to the technical field of clamping tooling, and discloses a glass fixture, which includes a mounting shaft and a limiting tooth, the limiting tooth is fixedly arranged on the outer surface of the mounting shaft, and the limiting tooth is made of copper. The present invention uses copper as the manufacturing material of the stop teeth, on the one hand, reduces the hardness of the stop teeth to a certain extent, avoids glass vibration and wear, and makes the glass fixture meet the use requirements of the cleaning process; The amount of deformation in the high temperature environment enables the glass fixture to meet the requirements of the tempering process, thereby omitting the fixture replacement operation between the two processes, improving production efficiency, effectively reducing the types of fixtures, and reducing the manufacturing and maintenance costs of fixtures .

Embodiments of the prevent invention disclose a method, device and system for displaying a two-dimensional code, and relates to the field of wireless communication, to increase the success rate of a user in scanning a two-dimensional code. In the embodiment of the present invention, the method comprises: when an intelligent television detects an image frame containing an original two-dimensional code, or, when the intelligent television detects an image frame containing an original two-dimensional code and a preset condition is satisfied, acquiring the original two-dimensional code and identifying information carried in the original two-dimensional code; judging whether a screen of the intelligent television is a curved screen; if yes, acquiring a curvature of the curved screen, and enlarging the original two-dimensional code according to the curvature and the identified information carried in the original two-dimensional code, to generate and display an enlarged two-dimensional code carrying the same information; and if not, enlarging the original two-dimensional code according to the identified information carried in the original two-dimensional code, to generate and display an enlarged two-dimensional code carrying the same information.

The invention discloses a testing system and method for a supporting model of a large arch flexibly and uniformly loaded tunnel. The testing system comprises a reaction wall model, an arch testing rack, a data acquisition and hydraulic control device and a data terminal. The reaction wall model is arranged in a pit which is dug in advance in a pouring mode. The arch testing rack is connected with the reaction wall model. The data terminal controls the arch testing rack through the data acquisition and hydraulic control device. The arch testing rack comprises a plurality of flexible and uniform loading devices which are arranged in different directions. The flexible and uniform loading devices are connected with the reinforced concrete reaction wall model. The testing system and method have the advantages that simulation of full-fracture-surface multi-direction flexible and uniform loading of the tunnel can be realized, and the loading mode is more approximate to the actual stress conditions of a tunnel supporting structure; the testing system and method also have the advantages that the construction cost is low, assembly and disassembly are easy, the tunnel excavation size is large, the loading modes are diversified, the adaptability is high, the automation degree is high, and data accuracy is high.

The invention belongs to the technical field of color steel tiles, in particular to a composite color steel tile for a wall. The composite color steel tile includes a floating platform, a fixed wall, a door hole, a color steel tile sliding wall, a door-shaped frame, sliding rails, a connecting rod, a sliding groove, a water wheel, a gear, a rack, a rotating shaft and a rotating pin; the fixed wall is arranged on the floating platform, and the door hole is formed in one side of the fixed wall; a rotating shaft is rotatably connected to the position, between the fixed wall and the edge of the floating platform, on the floating platform; the door-shaped frame is arranged at the position, between the rotating shaft and the fixed wall, on the floating frame; the sliding rails are slidably connected to the upper end and the lower end of the door-shaped frame, the sliding rail located under the door-shaped frame is fixedly connected to the floating platform, and the sliding rail located above the door-shaped frame is fixedly connected with the fixed wall; the rack is fixedly connected to the side, away from the fixed wall, of the door-shaped frame; and sea water pushes the water wheel to rotate to drive the color steel tile sliding wall to be attached to the door hole through the drive of the rotating shaft, the gear, the rack, the door-shaped frame and the connecting rod, and finally, the color steel tile sliding wall completely closes the door hole to prevent waves from entering a room and damaging experimental instruments.

The invention discloses a composite Chinese fir board comprising a fir bottom plate (1) and a fir cover plate (2), wherein a first glue layer, a non-woven fabric (4) and a second glue layer are sequentially arranged between the fir bottom plate (1) and the fir cover plate (2); an isosceles trapezoid slot (6) is formed in the middle of the upper surface of the fir bottom plate (1), two symmetrically arranged right trapezoid slots (7) are formed at two ends of the isosceles trapezoid slot (6), a first protruding board (8) corresponding to the isosceles trapezoid slot (6) is arranged in the middle of the lower surface of the fir cover plate (2), and second protruding boards (9) corresponding to the right trapezoid slots (7) are arranged at two ends of the first producing board (8). The composite Chinese fir board has the characteristic of being capable of improving the strength of the Chinese fir board.

The invention discloses a method and tool for preventing deformation of slips in a carburizing heat treatment process. When the slips are subject to carburizing heat treatment, slip workblanks are machined and molded in a finish machining manner, the slips subject to finish machining are put into slip carburizing tools, each slip carburizing tool contains one slip, the space for mounting of the slip of each slip carburizing tool is larger than the slip size, the slip carburizing tools containing the slips are put into a carburizing furnace to be subject to carburizing heat treatment, due to the fact that the slips subject to carburizing heat treatment are isolated and protected by the slip carburizing tools, the slips are free of contact, and are not extruded by external force, and deformation of the slips in the carburizing heat treatment process is prevented; the method has the beneficial effects of effectively preventing deformation of the slips in the carburizing process, and being high in production efficiency, and further has the beneficial effects of being simple in technology, convenient to operate, easy to manufacture, simple in tool structure and the like.

The invention provides a nuclear reactor control rod loop chain production process. The nuclear reactor control rod loop chain production process comprises the steps of preparing materials, unloading,knotting, shot-blasting and clearing, welding, thermal treatment and stretching, wherein in the welding process, a wedge-shaped pushing block, a baffle block and extruding devices at the two ends ofa loop chain are matched with a flash welding machine to realize welding, so that the dimension of the loop chain is guaranteed, stress is reduced, and processing speed is high.