355results about How to "Improve inflation efficiency" patented technology

An air pump, including: two cylinders, a big one and a small one, is fitted to each other by a contractible way. A head connects with the out end of the small cylinder. A pressure relief valve connects with the out end of the big cylinder. A first piston is fixed at the in end of the small cylinder and placed in the big cylinder. A first pipe, one end fixes on the out end of the big cylinder, and the other passes through the first piston and places inside the small cylinder. A first chamber with a passage communicating with the first pipe forms therein between the inside wall of the big cylinder and the outside wall of the first pipe. A second pipe, one end fixes at the out end of the small cylinder and communicates with the head in one-way air admission and the other fits into the first pipe by contractible way and communicates with it. A second piston, which is placed inside the small cylinder, fixes at the other end of the first pipe and the second pipe goes through it. A second chamber with a one-way passage communicating with the head forms therein between the inside wall of the small cylinder and the outside wall of the second pipe and between the out end of the small cylinder and the second piston.

The present invention relates to a tidal energy gas supply apparatus, which is characterized by comprising a support (1), an inflation unit (14) and a gas storage tank (8), wherein the inflation unit (14) comprises a cylinder (3), a piston (4), a piston rod (5) and a floating body (6), the cylinder (3) is arranged on a beam (2) of the support (1), the piston (4) is slidably matched inside the cylinder (3), the upper end of the piston rod (5) is fixedly connected with the piston (4), the lower end of the piston rod (5) is fixedly connected with the floating body (6), the upper end of the cylinder (3) is provided with a first check valve (10) and a gas outlet (11), the gas outlet (11) passes through a second check valve (9) and is communicated with the gas storage tank (8), the lower end of the cylinder (3) is provided with an opening, the opening position is provided with a closing ring (22), and the gas storage tank (8) is provided with an inflation interface (12). The present invention provides a tidal energy gas supply apparatus for providing a gas source for coastal gas using equipment by using tidal energy.

The invention provides a storage battery airtightness detection and inflation method comprising the following steps: a, sealing the detected storage battery vent hole and vacuumizing the storage battery by a vacuum pump; b, maintaining the negative pressure state in the storage battery; c, judging whether the storage battery airtightness is qualified according to the time when the vacuum degree ofthe storage battery reaches the negative pressure requirement and the negative pressure change value in the storage battery after the end of pressure maintaining; and d, removing the defective storage batteries detected in the step c and piping the protective gas into the qualified storage batteries. The conventional method of using positive pressure inflation to detect the airtightness is changed into using negative pressure pumping to detect the airtightness so that convex deformation of the side wall of the storage battery tank caused by inflation can be effectively avoided; the protectivegas is piped into the qualified storage batteries at the detection position after detecting the airtightness by the negative pressure so that the deflation link can be reduced and the work efficiencycan be enhanced and the piping quality of the protective gas can be enhanced. The labor cost can be saved, the production efficiency can be enhanced and the inflation quality consistency can be guaranteed.

The invention relates to a basketball inflating device, in particular to a basketball production inflating device for sports. The basketball production inflating device for sports is high in inflatingefficiency, capable of fixing a basketball during inflation and capable of saving time and labor during inflation. According to the technical scheme, the basketball production inflating device for sports comprises a bottom plate, a left support, a right support, a driving mechanism, an inflating mechanism, a containing plate and the like; the left support is arranged on the left side of the top of the bottom plate, the right support is arranged on the right side of the top of the bottom plate, the driving mechanism is arranged at the upper portion of the right side of the left support, the inflating mechanism is arranged on the right side of the driving mechanism, and the containing plate is arranged at the right end of the driving mechanism. According to the basketball production inflating device for sports, the effects of being high in inflating efficiency, capable of fixing the basketball during inflation and capable of saving time and labor during inflation are achieved; the driving mechanism works to drive the inflating mechanism to work, and the basketball is thus inflated.

The invention relates to an electric air pump, which comprises a piston type inflating structure and a centrifugal inflating structure which are arranged in a casing, wherein the centrifugal inflating structure comprises a pump casing with an air outlet and an air inlet; a wind wheel is arranged in the pump casing; an air outlet of the piston type inflating structure and the air outlet of the pump casing are connected with a joint; and the joint is internally provided with an inflating hole communicated with the air outlet of the piston type inflating structure and the air outlet of the pump casing. The electric air pump is characterized in that a first unidirectional valve plate which only allows gas in the pump casing to be exhausted to the inflating hole is arranged at the air outlet of the pump casing; an air inlet channel communicated with the air inlet and the outside is arranged at the bottom of the pump casing; a valve port is arranged in the middle of the air inlet channel; a second unidirectional valve plate is arranged at the valve port and is internally provided with a magnet; and a reed switch capable of inducting the magnet only when the second unidirectional valve plate is positioned in a closed state is fixed outside the pump casing. The invention is the electric pump capable of automatically and stably switching the inflating mode according to the real-time pressure in the inflating equipment.

The invention provides a resonant intake tube of a natural gas engine, comprising a resonant cavity, an intake collector positioned on the upper part of the resonant cavity and intake manifolds positioned on the lower part of the resonant cavity; wherein, the side wall surface of the resonant cavity, which is connected with the intake collector is shaped like a section of arc surface; the whole resonant cavity is crescent; four intake manifolds go along the center line of the intake collector and are pairwise symmetrical with the planes vertical to the two crescent sides of the resonant cavity; the length of the two intake manifolds in the middle is larger than that of the intake manifolds at both sides; the length of path of the air flowing from the entrance of the intake collector to the exit of each intake manifold is equal. The resonant intake tube not only can fully utilize the resonance effect of the intake air to improve the charging efficiency of the engine but also can improve the unevenness of the intake air of the natural gas engine.

The invention relates to the field of automobile tires, in particular to intelligent automatic tire inflation equipment for an automobile production line. The equipment comprises a transmission rack,a plurality of idler wheels convenient for the transmission of tires, two limiting plates for preventing deviation of tires during transmission, a feeding assembly for moving the tires on the plurality of the idler wheels to a designated position, a rotation assembly for driving the tires in a rotation disc mode, a grabbing assembly for grabbing the tires on the transmission rack and placing the tires on the rotation assembly, an inflation assembly for automatically inflating the tires, a discharging mechanical arm used for sending out the inflated tires, and a discharging conveyor belt, whichis used for transporting the tires to the next step and is arranged on the side of the discharging mechanical arm. The equipment solves the problems that the manual inflation of tires is difficult inthe prior art, and the gas in the tire does not reach the inflation standard, the manual labor is reduced, and the tire inflation efficiency is improved.

The invention discloses a rapid inflation gun, which comprises a gun body, a first air inlet pipe, a second air inlet pipe, an air source collector and an air outlet, wherein the first air inlet pipe is arranged in the gun body, and is connected with external active air supply equipment; the second air inlet pipe is communicated with external atmospheric air; the air source connector is arranged in the gun body; the air outlet is formed at the other end of the gun body; the air source connector is provided with a passive air inlet channel and an active air inlet channel for bringing atmospheric air of the passive air inlet channel to the air outlet; the active air inlet channel is communicated between the first air inlet pipe and the air outlet; and the passive air inlet channel is communicated between the air outlet and the second air inlet pipe. When air is supplied to the first air inlet pipe, external atmospheric air can be brought into the inflation gun through the second air inlet pipe, so that the inflation amount is multiple times of the air source supply amount within the same inflation time, and the high inflation speed and high efficiency are achieved.

The invention aims at the problem that in the prior art, the heating efficiency of a laminating machine in the laminating process is low, and provides a surface photovoltaic module laminating machine.The surface photovoltaic module laminating machine comprises an upper heating box and a lower heating box which are arranged face to face, a gas supplying, heating and pressurizing device and a vacuumizing device; each heating box comprises a cavity top plate, an elastic cavity partition plate and pressing strips which arrange the edges of the cavity partition plate on the cavity top plate in a sealing mode, wherein a heating cavity is formed between the cavity partition plate and the cavity top plate; the pressing strips of the two heating boxes face each other, the two cavity partition plates which are arranged face to face and the pressing strips form a sealed laminating cavity when the upper heating box and the lower heating box are closed, and the vacuumizing device is communicated with the two heating cavities and the laminating cavity; the gas supplying, heating and pressurizing device is communicated with the heating cavities and can fill heated and pressurized gas into the heating cavities; and the cavity partition plates are directly heated while pressure is generated by means of the heated gas, and therefore the heating efficiency in the laminating process is greatly improved.

The invention discloses a novel inflating structure for an airbag inflator. The novel inflating structure comprises an inflating guide rod, a blade and a high-temperature heating zone, wherein a gas channel is arranged inside the inflating guide rod; an air inlet is formed in one end of the inflating guide rod; at least one air outlet is formed in the inflating guide rod; the blade is arranged at the side of the inflating guide rod, and a cutting edge of the blade is close to the inflating guide rod; the inflating guide rod is arranged on the same horizontal position with the direction of an inlet of the high-temperature heating zone; and the inlet of the high-temperature heating zone is located between the air outlet and the blade. When an air cushion film is inflated by using the airbag inflator, the air cushion film is firstly inflated through an inflating inlet, is subjected to heat sealing by press-fit after entering the high-temperature heating zone from the inlet of the high-temperature heating zone and is incised by using the blade; and due to the adoption of an inflation, heat sealing by press-fit and incision inflating mode, the problem of gas leakage caused by heat sealing by press-fit after incision in the prior art can be effectively avoided, and the pressure of gas in the air cushion film can be ensured.

The invention discloses an air column mat convenient to inflate and a manufacturing process thereof, and belongs to the field of air column mats. The air column mat is designed to solve the problem that an existing air column mat is low in inflation efficiency. According to the air column mat convenient to inflate, an inflation opening is reserved between a first sealing film and a second sealing film of each air inlet channel. The manufacturing process of the air column mat convenient to inflate comprises the following steps that supporting parts are wrapped by the first sealing films and the second sealing films, a hot rolling roller carries out hot pressing in the conveying directions of the first sealing films and the second sealing films and at the two sides of the supporting parts, the air inlet channels are formed, and each inflation opening is formed between the first sealing film and the second sealing film of the corresponding air inlet channel through the supporting parts. According to the air column mat convenient to inflate and the manufacturing process thereof, each inflation opening is formed between the first sealing film and the second sealing film of the corresponding air inlet channel, the inflation end of an inflation device directly stretches into the inflation openings or is in butt joint with the inflation openings for air injection, a clearance does not need to be manually formed in a twisted manner, and the inflation efficiency is high.

The invention relates to the field of high-voltage insulation equipment, and especially relates to a DC insulator insulation test device and a DC insulator insulation test method. The DC insulator insulation test device comprises a vertically-arranged high-voltage lead-in sleeve and a horizontally-arranged test cylinder connected with the high-voltage lead-in sleeve. The high-voltage lead-in sleeve and the test cylinder have communicated sealed cavities. The high-voltage lead-in sleeve is internally equipped with a high-voltage lead-in device. The test cylinder is internally equipped with a high-voltage conductor electrically connected with the high-voltage lead-in device, and the high-voltage conductor is configured in the test cylinder in an overhanging way. The top or bottom, away from the joint with the high-voltage lead-in sleeve, of the test cylinder is equipped with an insulator grounding end installation seat electrically connected with the test cylinder. The high-voltage conductor is equipped with an insulator high-voltage end installation seat arranged opposite to the insulator grounding end installation seat. The space between the insulator grounding end installation seat and the insulator high-voltage end installation seat is used to support and assemble a tested insulator in test. The problem that the existing insulator insulation test device cannot meet the requirement of DC insulator test is solved.

The invention discloses an automobile engine air distribution cam suitable for variable two-stage air valve lift. An air valve is provided with two high-lift cams and a low-lift cam, and the low-lift cam is arranged between the two high-lift cams; and the molded lines of the cams are specially designed. The width of the high-lift cams is 7.1 millimeters, the width of the low-lift cam is 9.2 millimeters, the low-lift cam advances for 18 degrees compared with the high-lift cams, and the maximum lift deviation of the two-cam air valve is less than +/-0.05 millimeter; the base circle diameter of the high-lift cams is different from that of the low-lift cam; and the buffer sections of the two cams are respectively designed as follows: the height of the buffer section of the high-lift opened section is 0.42 millimeter, and the height of the buffer section of the closed section is 0.52 millimeter. The high and low cams are switched under different working conditions to meet the requirement for different air valve lift under different working conditions and improve the dynamic property, economic efficiency and discharge property of an engine.

The invention provides an efficient ventilation mechanism of a diesel engine. The efficient ventilation mechanism comprises a cylinder cover, an intake valve, an exhaust valve, an intake way and an exhaust way, wherein a fixed separation plate is arranged in the cylinder cover in the plane direction formed by valve rods of the intake valve and the exhaust valve; a rotary control valve plate capable of being matched with the separation plate in a cross manner is arranged in the cylinder cover; and the valve plate of a rotary control valve is driven to swing back and forth along the separation plate, so that the intake valve and the exhaust valve can be switched between communication with the intake way and communication with the exhaust way. The efficient ventilation mechanism can increasethe throat circulating area of the valve, effectively improves the engine inflation efficiency and the circulating capacity, is simple and compact in structure, and facilitates engineering application.