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50results about How to "Realize automatic inflation" patented technology

Dual-airbag inflatable air tight door and air tightness self-checking method

The invention discloses a dual-airbag inflatable air tight door. The dual-airbag inflatable air tight door comprises a door body and a door frame, and the door body and the door frame are rotatably connected; two inflatable airbags separately wrapped on the outer side wall of the door body are arranged between the door body and the door frame, and an interval is formed between the two inflatable airbags and the two inflatable airbags are separately connected with two inflatable tubes; the other ends of the inflatable tubes communicate with an external air source, and magnetic valves are arranged on the two inflatable tubes; and each of the inflatable airbags can be separately in contact with the door body and the door frame in a sealing mode after being inflated to a predetermined pressurevalue. After the air tight door is completely sealed, a relative pressure difference between the air pressure of a cavity between the two inflatable airbags and the external atmospheric pressure canbe detected by a differential pressure sensor, and then an unit time change value of the relative pressure difference is observed to determine whether the two inflatable airbags achieve a sealed state, thereby determining the airtightness of the air tight door. The dual-airbag inflatable air tight door and an air tightness self-checking method have the advantages of simple structure and convenientuse.
Owner:INST OF MEDICAL SUPPORT TECH OF ACAD OF SYST ENG OF ACAD OF MILITARY SCI

Air pressure damping mechanism and air pressure damping shock absorber with the same

The invention discloses an air pressure damping mechanism and an air pressure damping shock absorber with the same and belongs to the field of shock absorbers. The air pressure damping mechanism comprises a handle tube and a piston rod, the handle tube is filled with gas, a damping piston is arranged at the end, located in the handle tube, of the piston rod, and the handle tube is divided into a cavity A and a cavity B through the damping piston. A floatation sealing ring installed in a sealing ring installation groove is arranged on the damping piston, a first damping hole and a second damping hole for the sealing ring installation groove to be communicated with the cavity A and the cavity B are formed in the damping piston, the hole diameter of the first damping hole is larger than that of the second damping hole, and a gap for the cavity B and the sealing ring installation groove to be communicated is further arranged between the damping piston and the handle tube. According to the air pressure damping mechanism and the air pressure damping shock absorber with the same, the damping force of gas media is improved, and the air pressure damping effect is more stable. By means of the shock absorber with the air pressure damping mechanism, the downward pressing and rebounding performance is better, and the driving comfort is greatly improved.
Owner:常州市达文电动车辆配件厂

Transporting device for glass tubes and transporting method of transporting device

The invention belongs to the field of glass production equipment, and particularly relates to a transporting device for glass tubes and a transporting method of the transporting device. The transporting device comprises a moving block, wherein a plurality of connecting blocks are arranged on the lower side of the moving block at equal intervals, inserting rods are arranged on the lower sides of the connecting blocks, air bags are arranged on the outer sides of the inserting rods, the air bags are made of nylon cloth, the glass tubes are arranged on the outer sides of the air bags in a sleeving mode, a plurality of air guide through holes are formed in the annular sides of the inserting rods, air guide branch tubes are arranged at the upper ends of the inserting rods, an air guide main tube is arranged at the upper ends, penetrating through the connecting blocks, of the air guide branch tubes, normally-closed electromagnetic valves are arranged on the upper portions of the air guide branch tubes, exhaust tubes are arranged at the lower ends of the air bags, exhaust valves are arranged on the side faces of the exhaust tubes. The transporting device is fast to operate and high in conveying efficiency, the glass tubes can be conveniently conveyed before each working section, and the production efficiency can be effectively improved.
Owner:徐什兰

Coal sample gas constant-pressure adsorption and desorption rate testing device and method

The invention belongs to the technical field of testing or analyzing materials by means of measuring chemical or physical properties of the materials, and provides a coal sample gas constant-pressure adsorption and desorption rate testing device and method. In the coal sample gas constant-pressure adsorption and desorption rate testing device, a first high-pressure gas cylinder, a second high-pressure gas cylinder and a vacuum degassing system are connected in parallel and are respectively connected with one end of a main high-pressure pipeline through a first pipeline, a second pipeline and a third pipeline; a sample tank and a reference tank are arranged in parallel and are respectively connected with the other end of the main high-pressure pipeline through a fourth pipeline and a fifth pipeline; a drying system is connected with the sample tank through a sixth pipeline and can dry the coal sample stored in the sample tank; a constant-temperature system is positioned outside the sample tank and the reference tank; and an analysis control system is in communication connection with the first electromagnetic valve, the second electromagnetic valve, the fourth pressure sensor, the fourth electromagnetic valve, the fifth pressure sensor and the fifth electromagnetic valve.
Owner:CHINA UNIV OF MINING & TECH (BEIJING)

Movable straw incineration device

The invention relates to a movable straw incineration device. The movable straw incineration device comprises a vehicle body, a combustion furnace, a driving mechanism, a conveying mechanism and an air blowing mechanism; the vehicle body is hollow, the combustion furnace is arranged in the vehicle body, the driving mechanism is arranged on the vehicle body, the conveying mechanism is arranged at one end of the vehicle body, and the air blowing mechanism is arranged in the combustion furnace. According to the movable straw incineration device, movement of the vehicle body is achieved through the driving mechanism, straws are conveyed into the combustion furnace through the conveying mechanism to be incinerated, air blowing is conducted in the combustion furnace through the air blowing mechanism, and a better incineration effect is achieved, and compared with an existing straw incineration device, the movable straw incineration device has the advantages that through linkage of a drivingassembly and a conveying assembly, and the online collection and incineration of the straws are realized; compared with an existing air blowing mechanism, the mechanism has the advantages that automatic air blowing is achieved through linkage of a mechanical structure when the vehicle body moves, an independent driving source is not needed, and energy is saved.
Owner:白木日根

Gas cylinder inflating equipment for hydrogen production

The invention discloses gas cylinder inflation equipment for hydrogen production in the technical field of inflation equipment, which comprises a base, a vertical plate is arranged on one side of the base, a fixed arm is arranged on the vertical plate, a mounting plate is vertically and rotatably connected to the fixed arm through a rotating shaft, a valve body opening and closing mechanism is connected to the mounting plate, a support arm is arranged on one transverse side of the vertical plate, and a valve body opening and closing mechanism is connected to the valve body opening and closing mechanism. A translation air cylinder is horizontally installed on the supporting arm, an inflation head is connected to the translation air cylinder in a driving mode, the inflation head is communicated with external gas conveying equipment through a pipeline, a plug is coaxially connected to the inflation head in a penetrating mode, a pressing mechanism is arranged on the plug, and the inflation head drives the valve body opening and closing mechanism to rotate through a driving mechanism. Due to the fact that the switching valve does not need to be operated manually, the inflation head does not need to be inserted into the quick insertion connector manually, automatic inflation is achieved, in addition, due to the fact that the inflation head moves, the valve body opening and closing mechanism can tighten or open the switching valve, and the automation degree is high.
Owner:湖南艾尔希科技发展有限公司

Bridge steel heating furnace

The invention discloses a bridge steel heating furnace, and relates to the field of heating furnaces. The bridge steel heating furnace comprises a furnace body, a heater and a plurality of drawers; partition cavities are formed in the top ends and the bottom ends of the drawers correspondingly, and corrugated pipes are arranged at one ends in the partition cavities; the corrugated pipes extend inthe horizontal direction of the partition cavities, one ends of the corrugated pipes communicate with the output end of a gas pump which is placed on the outer side of the furnace body, and the otherends of the corrugated pipes are sealed; the ends, away from the corrugated pipes, of the partition cavities are provided with elastic parts, and the ends of the elastic parts are provided with firstsliding blocks which are slidably connected with the partition cavities; and the partition cavities are provided with vertically-penetrating through holes. The problem that during material taking of adrawer-type heating furnace, the furnace body interior temperature is lost is solved, in the process of opening the drawers, the gas pump enables the corrugated pipes to be automatically inflated, then the partition cavities are filled with the corrugated pipes, heat is blocked at the two ends of the partition cavities, thus heat losses of other parts of the furnace body are reduced, the processing quality of other materials is guaranteed, the power of the heater is reduced, and resources are saved.
Owner:河北敬业中厚板有限公司

Intelligent inflatable neck pillow

PendingCN111820689ARealize automatic inflationWith electric inflatablePillowsAir pumpControl switch
The invention discloses an intelligent inflatable neck pillow, which relates to the field of furniture, the neck pillow comprises a pillow-shaped air bag, an air pump, a switch module, a pressure relief module used for relieving pressure of the pillow-shaped air bag, a pressure sensor used for detecting the pressure value of the pillow-shaped air bag, and a controller used for controlling on-off of the switch module according to the pressure value. An air inlet of the pillow-shaped air bag is connected with the output end of the air pump through the switch module. The air outlet of the pillow-shaped air bag is connected with the control end of the pressure relief module, the pressure detection end of the pillow-shaped air bag is connected with the input end of the controller through the pressure sensor, and the control end of the controller is connected with the controlled end of the air pump, the controlled end of the switch module and the controlled end of the pressure relief module.Compared with the prior art, through mutual cooperation of the air pump, the switch module and the pressure relief module, automatic inflation of the pillow-shaped air bag and pressure relief and airleakage of the pillow-shaped air bag are achieved, the functions of electric inflation and convenient storage are achieved, and the problems in the prior art are well solved.
Owner:SHENZHEN FREESE HEALTH EQUIP CO LTD

Portable inflatable neck pillow

The invention discloses a portable inflatable neck pillow, and relates to the field of furniture. The portable inflatable neck pillow comprises a pillow-shaped air bag, an air pump, a switch module, apressure relief module, a pressure sensor, a controller and a communication module; an air inlet of the pillow-shaped air bag is connected with the output end of the air pump through the switch module; an air outlet of the pillow-shaped air bag is connected with a control end of the pressure relief module; the pressure detection end of the pillow-shaped air bag is connected with the input end ofthe controller through the pressure sensor; the data communication end of the controller is connected with the data communication end of the communication module; and the control end of the controlleris connected with the controlled end of the air pump, the controlled end of the switch module and the controlled end of the pressure relief module. Compared with the prior art, through mutual cooperation of the air pump, the switch module and the pressure relief module, automatic inflation of the pillow-shaped air bag and pressure relief and air leakage of the pillow-shaped air bag are achieved,the functions of electric inflation and convenient storage are achieved, and daily carrying by a user can be facilitated.
Owner:SHENZHEN FREESE HEALTH EQUIP CO LTD

Automatic inflation life buoy

The invention discloses an automatic inflation life buoy. The automatic inflation life buoy comprises an air bag and an inflation mechanism, wherein the inflation mechanism comprises a high-pressure gas storage steel cylinder, an ejector pin, an inflation nozzle and a movement assembly, the ejector pin and the movement assembly are both installed in the inflation nozzle, one end of the inflation nozzle communicates with the high-pressure gas storage steel cylinder, and the other end of the inflation nozzle communicates with the air bag; a layer of sealing film is arranged on a bottle opening of the high-pressure gas storage steel bottle, the ejector pin is fixed to the moving assembly, and the tip end of the ejector pin directly faces the bottle opening. The inflation nozzle is further provided with a water falling detection element, wherein when the water falling detection element detects that the air bag falls into water, the movement assembly moves towards the bottle opening of the high-pressure air storage steel bottle, so that the ejector pin punctures the sealing film. Through the design, the life buoy does not need to be inflated in advance, so that the size of the life buoy is reduced, and the life buoy is convenient to carry; meanwhile, automatic inflation is achieved when a person falls into water through the inflation mechanism, rapid rescue can be conducted on the person falling into water, the rescue speed is increased, and use convenience is improved.
Owner:祝氤
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