17 results about "Blow out" patented technology

The disclosure is drawn to methods of drilling wells utilizing blow out prevention components of differing pressure ratings. In the initial drilling phase, a lower pressure rated blow out prevention component is used. In a subsequent drilling phase where a reservoir of a natural resource is penetrated, a higher pressure rated blow out prevention component is used.

The invention discloses an impulse type food dryer. The impulse type food dryer comprises a shell, an elevator, a conveying cylinder, a feeding hopper, a conveying motor and an air blower; the lower end of the elevator is communicated with the feeding hopper, and a material turnover roller is horizontally arranged at the position, under a discharging pipe, in the shell and is composed of a rotating cylinder, a material poking plate and a receiving plate; an air inlet is communicated with the air blower, and a heating device is arranged between the air inlet and the air blower; an impulse valve is installed on a discharging pipe, and a material distributing device comprises a circular truncated cone, a filtering net, a driving rotary wheel, driving blades and a conical table; the other end of a connecting rod is fixed to an inner ring of a swing bearing; a dust remover is communicated with the other side, corresponding to an air blowing pipe, of the shell. Dust is removed on the material distributing device, dust mixed in grains is blown out, grains can be dried at the same time, drying and dust removal on the grains are achieved, the grain product quality is improved, and the grains are stored for a long time, which is beneficial for agricultural production.

The invention discloses a novel mower, relates to the technical field of agricultural mechanical equipment and particularly relates to improvements on conveniently-adjusted novel mowers. The downside of a handle lever is connected to the inclined upside of a mower upper shell, a control switch is arranged on the handle lever, a heat dissipating device is arranged on the mower upper shell, a mowing motor is arranged in the mower upper shell and is connected with a mowing mechanism through a transmission device, a plurality of foot supports are separately arranged at the lower part of the mower upper shell, height adjusting devices are arranged below the foot supports, castors are arranged below the height adjusting devices, and the mowing mechanism is arranged inside the mower upper shell. The heat dissipating device is arranged at the upper part of the mower upper shell and comprises a heat dissipating fan, and an air outlet direction of the heat dissipating fan is upward. Heat dissipating can be carried out, and grass leaves and chopped grass below can be blown out. The novel mower has the following beneficial effects that the adjustment is convenient and rapid, labor and time are saved, the work efficiency is high, and the use is convenient.

Disclosed is a high-flow vacuum generator, which relates to automatic industrial equipment for injection moulding. One end of a diffusion side stand is connected with a vacuum side stand while the other end is connected with a muffler. A diffusion chamber is arranged in the diffusion side stand, and an adsorption chamber is disposed in the vacuum side stand, wherein one end of the diffusion chamber communicates with the adsorption chamber and the other end of the diffusion chamber is connected to the muffler. The diffusion side stand is equipped with a first air tube joint and the vacuum side stand is equipped with a second air tube joint, wherein the air tube joint one communicates with the diffusion chamber and the second air tube joint communicates with the absorption chamber. A clearance formed between the diffusion side stand and the vacuum side stand is used as a nozzle for generating a high-speed jet. According to the invention, the high-flow vacuum generator has a small vacuum capacity, quick response, light weight, low noise, small vacuum, and a high flow. The high-flow vacuum generator is designed of a tubular shape, is flexibly connected to a clamp plate, is higher in taking-out accuracy and high in taking-out speed, has a vacuum breaking function, and is able to convert vacuuming into blowing. When a product is taken out by a clamp and the product needs to be released, the product can be blew out quickly.

Provided is an indoor unit (1) of an air conditioning system. The indoor unit (1), by means of an indoor fan (6), blows out from an exhaust port (5) conditioned air obtained by heat-exchange from a heat exchanger (3) that uses a slightly combustible refrigerant or a combustible refrigerant having a specific gravity higher than that of air. The indoor unit (1) is provided with: a refrigerant sensor (8) that detects a leaking refrigerant; and an exhaust port opening/closing mechanism capable of closing a part of the exhaust port (5). When the refrigerant sensor (8) detects leakage of the refrigerant, the indoor fan (6) is driven in the state where the part of the exhaust port (5) is closed by the exhaust port opening/closing mechanism.

The invention discloses a bamboo basket with a drying function. The bamboo basket comprises a bamboo basket body and one or more bamboo poles, wherein the bamboo basket body is internally provided with a storage cavity; each bamboo pole is a tubular piece which is internally hollow, and the side wall of each bamboo pole is provided with a plurality of ventilation holes; meanwhile, each bamboo pole is further internally provided with a heating device; the two ends of the interior of each bamboo pole are detachably provided with electric fans which can blow air into the bamboo pole; and each heating device is located between the two corresponding electric fans. When the bamboo basket is wetted by rainwater or touches water, the heating devices can be connected with an external power source, at the moment, the heating devices can continuously heat air in the bamboo poles into hot air, then the hot air in the bamboo poles is blown out through the fans to heat and dry the bamboo basket body, thus, the bamboo basket can be rapidly dehumidified and kept dry, then the situation that the bamboo basket is moldy or decayed and damaged when in a humid state for a long time is avoided, and the effect that the bamboo basket can be firm and durable for a long time is ensured.

A loop scavenged two-stroke internal combustion engine which can effectively restrain blow-by of fresh gas with a relatively simple configuration is provided. A horizontal scavenging angle θb in at least one spot of a scavenging passage 31L located at one side of the pair of or a plurality of pairs of left and right scavenging passages is made to differ from a horizontal scavenging angle θa of a scavenging passage 31R located at the other side, and a main flow of a scavenging flow which is blown out from the scavenging passage 31L located at the one side and a main flow of a scavenging flow which is blown out from the scavenging passage 31R which is located at the other side intersect each other or collide with each other in plane view in a region displaced in a lateral direction from a center line C of an opening of an exhaust port 34.

The invention discloses a circulating hot water system with a preheating system and used for an indoor swimming pool. The circulating hot water system comprises an indoor swimming pool, a filter unit, an instant-heating-type heating unit, a water storage unit and a heat exchanging unit; and the heat exchanging unit is installed at an air outlet of a cooling unit of an air conditioner external machine, hot air blown out of the air outlet of the cooling unit of an air conditioner is utilized to preheat water, refitting for an existing air conditioner external machine is not required, recycling of resources is realized, and energy consumption is reduced.

The drying device comprises a base column and a speed reduction rod, the speed reduction rod facilitating rotation resistance is arranged in the base column, the outer side of the speed reduction rod is in a threaded shape, a control rod is in threaded connection with the interior of the lower end of the base column, and a friction ring giving resistance to the speed reduction rod is arranged at the upper end of the control rod. The outer side of the speed reduction rod is in threaded connection with a fixing frame, a fixing channel allowing the fixing frame to slide is formed in the base column, one end of the fixing frame is connected with a hot drying mechanism, and the side face of the base column and the interior of the fixing channel are connected with a supporting structure facilitating parallel movement and storage. When the device is used, the heating rod is used for increasing the temperature so as to dry the anti-corrosion heat-preservation coating, meanwhile, the fan is used for enabling external gas to enter the device and be blown out, the heating rod is used for heating the gas, and then the gas is used for drying the anti-corrosion heat-preservation coating, so that the drying efficiency is improved.

The invention discloses an air-drying machine which is characterized by comprising a rod body, wherein the rod body comprises an inner cavity, an air inlet is formed in the end of the rod body, the air inlet is in communication with the inner cavity, a turbofan is arranged at the position, close to the air inlet, of the inner cavity of the rod body, the turbofan is used for converting external air into airflow and blowing the airflow into the inner cavity of the rod body, an air guide structure is also arranged in the inner cavity of the rod body, an air outlet is also formed in the lower portion of the rod body, the air guide structure guides the airflow blown into the inner cavity of the rod body into the air outlet and blows out through the air outlet, the turbofan is connected with a controller, and the controller is used for controlling the turbofan to work. According to the air-drying machine, air can be changed from flat blowing to downwards blowing, and a tapered opening can also enable larger air quantity to reach the lower end of clothes or towels.

The invention discloses a blowout preventing device for coal seam drilling, and relates to the technical field of mine equipment. The blowout preventing device for coal seam drilling comprises a rail arranged on the ground, the two sides of the rail are provided with ventilation walls, and a ventilation door arranged over the rail in an erected mode is arranged between the ventilation walls and provided with a first magnetic sensor; a pushing air cylinder is arranged in the rail; the fixed end of the pushing air cylinder is fixed to the ground, the movable end of the pushing air cylinder is connected with a stop block arranged on the rail in an erected mode in a hinged mode, and the pushing air cylinder is provided with a second magnetic sensor; the blowout preventing device for coal seam drilling further comprises a controller connected with the first magnetic sensor and the second magnetic sensor. The blowout preventing device for coal seam drilling can effectively prevent the condition that coal which is strongly blown out blocks a channel in the coal seam drilling process.

A tea moisture removal device mainly includes a frame, an amplifying tube and a feed door, and through the amplifying tube, a casing, a second motor and fan blades, the wind speed of the device is increased, and the combination adopts a jet aircraft engine and a car The technology in turbocharging sucks in air through the fan blades at the bottom, ejects the air in a circular trajectory from the air outlet, and finally forms an uninterrupted airflow. The airflow is more stable than that produced by ordinary fans, and the airflow is also The viscous force will drive the air behind the amplifier to move forward. The result of the superposition of the two effects makes the actual blown air volume 15 times that of the air blown through the casing, which improves the working efficiency of drying tea. And the part where the bearing is located between the partition plate and the right end of the drum has a hollow mesh structure, which can carry out dust removal treatment on the tea leaves and improve the quality of the tea leaves.