阅读说明：本技术 一种快速满载并缓速向外输出的充气机 (Inflator capable of quickly fully loading and slowly outputting outwards ) 是由 李泽格 于 2021-02-20 设计创作，主要内容包括：本发明涉及气体供应设备相关技术领域,特别涉及一种快速满载并缓速向外输出的充气机,包括充气箱和流速箱,所述流速箱和所述充气箱相互固定连接,所述充气箱内设有充气腔,所述流速箱内开设有流速腔,所述流速箱的内壁里固设有通管,所述通管连通所述流速腔和所述充气腔,所述充气箱内壁里固嵌有阻尼阀,所述阻尼阀能与外界待充气气罐连通,本发明能够通过喷速和内部结构来设置出气流压力差,使得待充气体和补充气体,能够在短时间内满载进入气囊中,并在气囊膨胀至最大限度时,封闭充气口,从而便于采用机械传动的方式来进行缓速充气,减少气泵负载时间,提升气泵使用寿命,并且采用这种分阶次进行的操作,能够提升更换充气罐充气的效率。(The invention relates to the related technical field of gas supply equipment, in particular to an inflator capable of quickly fully loading and slowly outputting outwards, which comprises an inflation box and a flow rate box, wherein the flow rate box and the inflation box are fixedly connected with each other, an inflation cavity is arranged in the inflation box, a flow rate cavity is arranged in the flow rate box, a through pipe is fixedly arranged in the inner wall of the flow rate box and is communicated with the flow rate cavity and the inflation cavity, a damping valve is fixedly embedded in the inner wall of the inflation box and can be communicated with an external gas tank to be inflated, the invention can set the difference of the gas flow pressure through the speed spraying and the internal structure, so that the gas to be inflated and the supplementary gas can enter an airbag in a short time, and the inflation port is sealed when the airbag is expanded to the maximum, thereby facilitating the slow inflation by adopting a mechanical transmission mode and reducing the load time of the gas pump, promote air pump life to adopt the operation of this kind of rank going on, can promote to change the inflatable efficiency of jar.)

1. A rapid full load and retarded outward flow inflator comprising an inflator housing (24) and a flow box (16), characterized in that: flow box (16) with each other fixed connection of plenum box (24), be equipped with plenum chamber (29) in plenum box (24), flow velocity chamber (20) have been seted up in flow box (16), siphunculus (21) have been set firmly in the inner wall of flow box (16), siphunculus (21) intercommunication flow velocity chamber (20) with plenum chamber (29), the periphery intercommunication of plenum chamber (29) is equipped with annular chamber (23), annular chamber (23) are close to flow box (16) lateral wall has set firmly hollow dish (22), hollow dish (22) extension is located in plenum chamber (29), hollow dish (22) are close to flow velocity box (16) side has set firmly gasbag (30), flow velocity chamber (20) are kept away from plenum box (24) side inner wall has set firmly high pressure nozzle (14), hollow dish (22) are close to gasbag (30) side slip be equipped with hollow dish (22) center is the closed of symmetry The air bag structure comprises a block (59), wherein two sides of an inflation cavity (29) are communicated with each other to form a symmetrical sliding cavity (28), the sliding cavity (28) is close to the side wall of the annular cavity (23) and is far away from the side wall of the annular cavity (23), lifting sliders (25) which can slide in the lateral direction of the inflation cavity (29) are arranged on the side wall of the sliding cavity (28), a rectangular sliding rod (26) is fixedly arranged between the lifting sliders (25) in the sliding cavity (28), a power slider (33) is arranged on the periphery of the rectangular sliding rod (26) in a sliding manner, an extrusion block (37) is fixedly arranged on the side face of the air bag (30) and can be abutted against the outer side of the air bag (30), and the extrusion blocks (37) can be reduced when being mutually closed, the inner space of the air bag (30) can be reduced, and the extrusion block (37) inclines towards the side of the annular cavity, and the side surface of the damping valve (31) is arranged in an arc shape.

2. A rapid full load and retarded output inflator according to claim 1 wherein: inflation tank (24) inner wall is embedded admittedly has damping valve (31), damping valve (31) can wait to inflate the gas pitcher intercommunication with the external world, damping valve (31) opposite side extension is located aerify in chamber (29), gasbag (30) are close to damping valve (31) side end with damping valve (31) intercommunication installation, gasbag (30) extension runs through hollow dish (22).

3. A rapid full load and retarded output inflator according to claim 1 wherein: flow velocity cavity (20) are kept away from plenum box (24) lateral wall fixed mounting has acceleration board (19) of two symmetries, two acceleration board (19) are located respectively high pressure nozzle (14) both sides, and to siphunculus (21) side direction draws close each other, flow velocity cavity (20) are kept away from plenum box (24) lateral wall to siphunculus (21) side direction throat sets up.

4. A rapid full load and retarded output inflator according to claim 1 wherein: the sealing blocks (59) only slide towards the direction far away from and close to the center of the hollow disc (22) on the side face of the hollow disc (22), the sealing blocks (59) can abut against the air bag (30), and ten sealing blocks (59) are close to each other and can seal the air bag (30).

5. A rapid full load and retarded output inflator according to claim 1 wherein: flow box (16) are kept away from inflation tank (24) side has set firmly backup pad (15), the top surface fixed mounting of backup pad (15) has air pump (13) and first gas bottle (12), first gas bottle (12) with intercommunication is equipped with conveyer pipe (11) between air pump (13), high pressure nozzle (14) extension with air pump (13) intercommunication installation, velocity of flow chamber (20) both sides face fixed mounting has second gas bottle (18), two the mutual symmetry of second gas bottle (18), just second gas bottle (18) with logical valve (17) is installed in the intercommunication between velocity of flow chamber (20).

6. A rapid full load and retarded output inflator according to claim 5 wherein: the hollow disc (22) is close to the side face of the closed block (59) and the annular cavity (23) is close to the side wall of the sliding cavity (28), a ring sleeve (58) is rotatably arranged between the side face of the closed block (59) and the side wall of the sliding cavity (28), a pushing connecting rod (60) is hinged between the inner wall of the ring sleeve (58) and the closed block (59), a driven gear ring (57) is fixedly arranged on the periphery of the ring sleeve (58), a U-shaped cavity (43) is communicated with the bottom side of the annular cavity (23), the U-shaped cavity (43) is communicated with the inflating cavity (29), a rotating shaft (49) is rotatably arranged on the side wall of the sliding cavity (28) away from the U-shaped cavity (43), an adjusting gear disc (51) is fixedly arranged on the periphery of the rotating shaft (49), the extending part of the adjusting gear disc (51) extends into the annular cavity (23) and can be meshed with the driven gear ring, the limiting hole (44) is located and kept away from the circle center side of the adjusting gear disc (51), the U-shaped cavity (43) is close to the side wall of the annular cavity (23) and is provided with an L-shaped inserting column (45) in a sliding manner, the L-shaped inserting column (45) can extend into the limiting hole (44), the tail end of the L-shaped inserting column (45) can be close to the side wall of the L-shaped inserting column (45) in a sliding manner, the U-shaped cavity (43) is close to the side wall of the sliding cavity (28) and is provided with a contact rod (47) in a sliding manner, the contact rod (47) can extend into the inflation cavity (29) and can be abutted against the air bag (30), a driven connecting rod (46) is hinged between the contact rod (47) and the L-shaped inserting column (45), and a pressure spring (48) is fixedly installed between the side walls of the annular cavity (23) and far away from the U-shaped cavity (43), the adjusting gear plate (51) is far away from the side face of the contact rod (47) and the U-shaped cavity (43) is far away from a torsion spring (50) fixedly installed between the side walls of the sliding cavity (28).

7. A rapid full load and retarded output inflator according to claim 6 wherein: a motor cavity (42) is formed in the inflation box (24), the motor cavity (42) is adjacent to the two sliding cavities (28), two symmetrical worm gear shafts (39) are rotatably arranged in the inner wall between the motor cavity (42) and the sliding cavities (28), one side extending part of each worm gear shaft (39) is positioned in the motor cavity (42), the other side extending part of each worm gear shaft is positioned in the sliding cavity (28), a worm gear (41) is fixedly arranged on the periphery of the worm gear shaft (39) positioned in the motor cavity (42), a motor (40) is fixedly installed on the bottom wall of the motor cavity (42), the two worm gears (41) are respectively connected with a worm (38) in a meshing transmission mode, the two worms (38) are opposite in worm pattern and are fixedly connected with each other, the worm (38) is in power connection with the motor (40) and is rotatably connected with the inner wall of the motor cavity (42), the tail end of the worm wheel shaft (39) in the sliding cavity (28) is fixedly provided with a sliding sleeve (27), an opening facing a telescopic cavity (61) of the sliding cavity (28) is formed in the sliding sleeve (27), a power connecting rod (32) is arranged between the inner walls of the telescopic cavity (61) in a sliding mode, a telescopic spring (62) is fixedly installed between the power connecting rod (32) and the inner wall of the telescopic cavity (61), and the extending portion of the power connecting rod (32) extends into the sliding cavity (28) and is hinged to the power sliding block (33).

8. A rapid full load and retarded output inflator according to claim 7 wherein: wherein the sliding cavity (28) on one side is far away from the side of the inflation cavity (29) and is communicated with a rack cavity (34), the power sliding block (33) on the same side is far away from the side of the inflation cavity (29) and is fixedly provided with a rack (36), the rack (36) can extend into the rack cavity (34), the U-shaped cavity (43) is far away from the side of the annular cavity (23) and is communicated with a transmission cavity (52), a transmission shaft (56) is rotatably arranged on the inner wall between the transmission cavity (52) and the rack cavity (34), one side extending part of the transmission shaft (56) is positioned in the rack cavity (34), the tail end of the transmission shaft is fixedly provided with a transmission gear (35), the transmission gear (35) can be meshed with the rack (36), the other side extending part of the transmission shaft (56) is positioned in the transmission cavity (52), the tail end of the transmission cavity (52) is fixedly provided with a ratchet wheel set (55), the side wall of the rack cavity (34) on the transmission, the transverse shaft (53) is in power connection with the ratchet wheel set (55), a sector gear (54) is fixedly arranged on the periphery of the transverse shaft (53), the extending part of the sector gear (54) can extend into the U-shaped cavity (43), and the sector gear (54) can be meshed with the adjusting gear disc (51).

Technical Field

The invention relates to the field of gas supply equipment, in particular to an inflator capable of being fully loaded quickly and outputting outwards slowly.

Background

In a general gas supply link, for a process operation that requires continuous supply of gas for a plurality of inflation tanks, long-time inflation supply is required, in order to prevent the explosion of the chamber due to imbalance of internal pressure of the inflation tube caused by too fast inflation, slow inflation is generally adopted for inflation, but for an inflator pump, due to long-time damping slow inflation and the need of switching the gas pump for a plurality of times to replace the inflation tanks, the service lives of the inflator pump and some inflation devices are sharply reduced.

Disclosure of Invention

The invention provides an inflator which is fast and fully loaded and slowly outputs to the outside for solving the technical problems.

The above object of the present invention is achieved by the following technical solutions: the utility model provides an aerator that is full-load fast and slow outward output, includes plenum box and velocity of flow case, the velocity of flow case with the mutual fixed connection of plenum box, be equipped with the plenum chamber in the plenum box, the velocity of flow chamber has been seted up in the velocity of flow case, the siphunculus has set firmly in the inner wall of velocity of flow case, the siphunculus intercommunication the velocity of flow chamber with the plenum chamber, the periphery intercommunication in plenum chamber is equipped with the annular chamber, the annular chamber is close to the velocity of flow case lateral wall has set firmly hollow disc, hollow disc extension is located the plenum chamber, hollow disc is close to the velocity of flow case side face has set firmly the gasbag, the velocity of flow chamber is kept away from in the plenum chamber side inner wall has set firmly high pressure nozzle, hollow disc is close to the gasbag side slip is equipped with ten and uses the hollow disc center is the closed piece of symmetry, plenum chamber both sides, the sliding cavity is close to the annular cavity lateral wall with keep away from the annular cavity lateral wall all is equipped with can be to being close to aerify the gliding lifting slide of chamber side direction, be located same two of sliding cavity the rectangle slide bar has set firmly between the lifting slide, the periphery of rectangle slide bar slides and is equipped with the power slider, the power slider is close to the gasbag side has set firmly the extrusion piece, the extrusion piece can the butt the gasbag outside, and two when the extrusion piece draws close each other, can reduce the gasbag inner space, the extrusion piece to the annular cavity incline, and be close to the damping valve side is the arc setting.

Preferably, a damping valve is fixedly embedded in the inner wall of the inflation box, the damping valve can be communicated with an external inflation gas tank to be inflated, an extending part on the other side of the damping valve is located in the inflation cavity, the air bag is close to the tail end of the side of the damping valve and is communicated with the damping valve, and the extending part of the air bag penetrates through the hollow disc.

Preferably, the flow velocity cavity is far away from the side wall of the inflation box is fixedly provided with two symmetrical accelerating plates, the two accelerating plates are respectively positioned on two sides of the high-pressure sprayer and close to the side direction of the through pipe, and the flow velocity cavity is far away from the side wall of the inflation box and is arranged in a necking mode in the side direction of the through pipe.

Preferably, the sealing blocks slide on the side surfaces of the hollow disc only in the direction far away from and close to the center of the hollow disc, the sealing blocks can be abutted to the air bag, and ten sealing blocks are close to each other to seal the air bag.

Preferably, the flow rate box is far away from the side face of the inflating box is fixedly provided with a supporting plate, the top face of the supporting plate is fixedly provided with an air pump and a first gas bottle, the first gas bottle is communicated with the air pump through a conveying pipe, the high-pressure spray head extending part is communicated with the air pump for installation, the two side faces of the flow rate cavity are fixedly provided with second gas bottles, the two second gas bottles are symmetrical to each other, and a through valve is communicated with the flow rate cavity through the second gas bottles.

Preferably, a ring sleeve is rotatably arranged between the side surface of the hollow disc close to the closed block and the side wall of the annular cavity close to the sliding cavity, a pushing connecting rod is hinged between the inner wall of the ring sleeve and the closed block, a driven gear ring is fixedly arranged on the periphery of the ring sleeve, a U-shaped cavity is communicated with the bottom side of the annular cavity and communicated with the inflating cavity, a rotating shaft is rotatably arranged in the U-shaped cavity far away from the side wall of the sliding cavity, an adjusting gear disc is fixedly arranged on the periphery of the rotating shaft, the extending part of the adjusting gear disc extends into the annular cavity and can be meshed with the driven gear ring, a limiting hole is formed in the adjusting gear disc and is positioned at the side far away from the circle center of the adjusting gear disc, an L-shaped inserting column is slidably arranged on the side wall of the U-shaped cavity close to the annular cavity and can extend into the limiting, just the post end can be inserted to the L type with adjusting gear dish is close to post side sliding connection is inserted to the L type, the U die cavity is close to the slip chamber lateral wall slides and is equipped with the contact lever, the contact lever can stretch into aerify the intracavity, and can with the gasbag butt, the contact lever with the L type is inserted and is articulated between the post and be equipped with driven connecting rod, the contact lever with the U die cavity is kept away from fixed mounting has pressure spring between the annular chamber lateral wall, adjusting gear dish is kept away from the contact lever side with the U die cavity is kept away from fixed mounting has the torsional spring between the slip chamber lateral wall.

Preferably, a motor cavity is formed in the inflation box, the motor cavity is adjacent to the two sliding cavities, two symmetrical worm gear shafts are rotatably arranged in the inner wall between the motor cavity and the sliding cavities, one side extending part of each worm gear shaft is located in the motor cavity, the other side extending part of each worm gear shaft is located in the sliding cavity, worm gears are fixedly arranged on the peripheries of the worm gear shafts located in the motor cavities, a motor is fixedly installed on the bottom wall of each motor cavity, the two worm gears are meshed and in transmission connection with worms, the two worms are opposite in worm thread and are fixedly connected with each other, the worms are in power connection with the motors and are rotatably connected with the inner wall of the motor cavity, a sliding sleeve is fixedly arranged at the tail end of each worm gear shaft located in the sliding cavity, a telescopic cavity with an opening facing the sliding cavity is formed in the sliding sleeve, and a power connecting rod is slidably arranged, and a telescopic spring is fixedly arranged between the power connecting rod and the inner wall of the telescopic cavity, and the extension part of the power connecting rod extends into the sliding cavity and is hinged with the power sliding block.

Preferably, the sliding cavity on one side is far away from the inflation cavity side and is communicated with a rack cavity, the power sliding block on the same side is far away from the inflation cavity side and is fixedly provided with a rack, the rack can extend into the rack cavity, the U-shaped cavity is far away from the annular cavity side and is communicated with a transmission cavity, the inner wall between the transmission cavity and the rack cavity is rotatably provided with a transmission shaft, an extending part on one side of the transmission shaft is positioned in the rack cavity, the tail end of the transmission shaft is fixedly provided with a transmission gear, the transmission gear can be meshed with the rack, an extending part on the other side of the transmission shaft is positioned in the transmission cavity, the tail end of the transmission shaft is fixedly provided with a ratchet wheel set, the side wall of the rack cavity is rotatably provided with a cross shaft, the cross shaft is in power connection with the ratchet wheel set, the periphery of the cross shaft is fixedly, the sector gear can be engaged with the adjusting gear disc.

The invention has the beneficial effects that: the invention can set the air flow pressure difference through the spraying speed and the internal structure, so that the gas to be inflated and the supplementary gas can fully enter the air bag in a short time, and the inflation inlet is sealed when the air bag is expanded to the maximum, thereby facilitating the slow inflation by adopting a mechanical transmission mode, reducing the loading time of the air pump, prolonging the service life of the air pump, and improving the inflation efficiency of replacing the inflation tank by adopting the operation carried out in different orders.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the internal structure of the motor cavity in the present invention.

Fig. 3 is an enlarged schematic view of a in fig. 1.

Fig. 4 is a partial structural view in the direction B-B in fig. 1.

FIG. 5 is a schematic view of the inner structure of the sliding sleeve of the present invention.

In the figure: 11-conveying pipe, 12-first gas bottle, 13-air pump, 14-high pressure nozzle, 15-supporting plate, 16-flow box, 17-through valve, 18-second gas bottle, 19-accelerating plate, 20-flow cavity, 21-through pipe, 22-hollow disc, 23-annular cavity, 24-inflation box, 25-lifting slide block, 26-rectangular slide rod, 27-sliding sleeve, 28-sliding cavity, 29-inflation cavity, 30-air bag, 31-damping valve, 32-power connecting rod, 33-power slide block, 34-rack cavity, 35-transmission gear, 36-rack, 37-extrusion block, 38-worm, 39-worm wheel shaft, 40-motor, 41-worm wheel, 42-motor cavity, 43-U-shaped cavity, 44-limiting hole, 45-L-shaped inserting column, 46-driven connecting rod, 47-contact rod, 48-pressure spring, 49-rotating shaft, 50-torsion spring, 51-adjusting gear disc, 52-transmission cavity, 53-transverse shaft, 54-sector gear, 55-ratchet group, 56-transmission shaft, 57-driven gear ring, 58-ring sleeve, 59-sealing block, 60-pushing connecting rod, 61-telescopic cavity and 62-telescopic spring.

Detailed Description

The present invention is described in further detail with reference to the accompanying fig. 1-5. The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

The invention relates to an inflator capable of quickly fully loading and slowly outputting outwards, which comprises an inflation box 24 and a flow box 16, wherein the flow box 16 and the inflation box 24 are fixedly connected with each other, an inflation cavity 29 is arranged in the inflation box 24, a flow speed cavity 20 is arranged in the flow box 16, a through pipe 21 is fixedly arranged in the inner wall of the flow box 16, the through pipe 21 is communicated with the flow speed cavity 20 and the inflation cavity 29, the periphery of the inflation cavity 29 is communicated with a ring cavity 23, a hollow disc 22 is fixedly arranged on the side wall of the ring cavity 23 close to the flow box 16, the extending part of the hollow disc 22 is positioned in the inflation cavity 29, an air bag 30 is fixedly arranged on the side surface of the hollow disc 22 close to the flow box 16, a high-pressure spray head 14 is fixedly embedded in the inner wall of the flow speed cavity 20 far away from the inflation box 24, ten closed blocks 59 which are symmetrical to the center of the hollow disc 22 are slidably arranged on the side surface of the hollow disc 22 close, aerify 29 both sides intercommunication and be equipped with the slip chamber 28 of mutual symmetry, slip chamber 28 is close to 23 lateral walls of annular chamber are kept away from 23 lateral walls of annular chamber all are equipped with and can be to being close to aerify 29 gliding lifting slide 25 of side direction of chamber, be located same slide two in the chamber 28 rectangle slide bar 26 has set firmly between the lifting slide 25, rectangle slide bar 26's periphery slides and is equipped with power slider 33, power slider 33 is close to 30 sides of gasbag have set firmly extrusion piece 37, extrusion piece 37 can the butt 30 outsides of gasbag, and two when extrusion piece 37 draws close each other, can reduce 30 inner space of gasbag, extrusion piece 37 to 23 inclines on the annular chamber, and is close to damping valve 31 side is the arc setting.

Advantageously, a damper valve 31 is fixedly embedded in the inner wall of the inflation box 24, the damper valve 31 can be communicated with an external gas tank to be inflated, the other side extension part of the damper valve 31 is positioned in the inflation cavity 29, the end of the gas bag 30 close to the damper valve 31 is communicated with the damper valve 31, and the extension part of the gas bag 30 penetrates through the hollow disc 22.

Beneficially, the flow velocity cavity 20 is far away from the side wall of the inflation box 24 and is fixedly provided with two symmetrical accelerating plates 19, the two accelerating plates 19 are respectively located on two sides of the high-pressure spray head 14 and close to each other in the side direction of the through pipe 21, and the flow velocity cavity 20 is far away from the side wall of the inflation box 24 and is arranged in a necking mode in the side direction of the through pipe 21.

Advantageously, the closing blocks 59 slide on the sides of the hollow disc 22 only in a direction away from and towards the centre of the hollow disc 22, the closing blocks 59 being able to abut against the air bag 30, ten closing blocks 59 moving towards each other being able to close the air bag 30.

Advantageously, a support plate 15 is fixedly arranged on the side of the flow box 16 far from the inflation box 24, an air pump 13 and a first gas bottle 12 are fixedly arranged on the top surface of the support plate 15, a delivery pipe 11 is arranged between the first gas bottle 12 and the air pump 13 in a communicating manner, an extension part of the high-pressure nozzle 14 is arranged in a communicating manner with the air pump 13, second gas bottles 18 are fixedly arranged on the two side surfaces of the flow cavity 20, the two second gas bottles 18 are mutually symmetrical, and a through valve 17 is arranged between the second gas bottles 18 and the flow cavity 20 in a communicating manner, when the airbag 30 is in a deflated state, the gas to be inflated in the first gas bottle 12 can be rapidly ejected into the flow cavity 20 at high pressure through the high-pressure nozzle 14 when the air pump 13 is operated, the gas to be inflated can continue to accelerate when passing through the acceleration plate 19, so as to enter the airbag 30 through the through pipe 21, at this time, because the high-speed gas to be inflated flows through the flow rate cavity 20, so that a high pressure state is formed in the flow rate cavity 20, and a low pressure state is formed in the airbag 30, the supplementary gas in the second gas bottle 18 can be rapidly carried into the airbag 30 for space supplement, and then the airbag 30 can be in a full-load gas state in a short time, at this time, the full-load gas in the airbag 30 is just enough for an amount required by an external gas tank to be inflated.

Advantageously, a ring sleeve 58 is rotatably arranged between the side surface of the hollow disc 22 close to the closed block 59 and the side wall of the annular cavity 23 close to the sliding cavity 28, a push connecting rod 60 is hinged between the inner wall of the ring sleeve 58 and the closed block 59, a driven gear ring 57 is fixedly arranged on the periphery of the ring sleeve 58, a U-shaped cavity 43 is communicated with the bottom side of the annular cavity 23, the U-shaped cavity 43 is communicated with the inflating cavity 29, a rotating shaft 49 is rotatably arranged on the side wall of the U-shaped cavity 43 far from the sliding cavity 28, an adjusting gear disc 51 is fixedly arranged on the periphery of the rotating shaft 49, an extending part of the adjusting gear disc 51 extends into the annular cavity 23 and can be engaged with the driven gear ring 57, a limiting hole 44 is arranged in the adjusting gear disc 51, the limiting hole 44 is positioned on the side far from the center of the adjusting gear disc 51, and an L-shaped insert column 45 is slidably arranged on the, the L-shaped inserting column 45 can extend into the limiting hole 44, the tail end of the L-shaped inserting column 45 can be close to the adjusting gear disc 51, the side face of the L-shaped inserting column 45 is in sliding connection, the U-shaped cavity 43 is close to the side wall of the sliding cavity 28 and is provided with a contact rod 47 in a sliding mode, the contact rod 47 can extend into the inflating cavity 29 and can be abutted to the air bag 30, a driven connecting rod 46 is hinged between the contact rod 47 and the L-shaped inserting column 45, a pressure spring 48 is fixedly installed between the contact rod 47 and the side wall of the U-shaped cavity 43 far away from the annular cavity 23, the adjusting gear disc 51 is far away from the side face of the contact rod 47 and the U-shaped cavity 43 far away from the side wall of the sliding cavity 28, a torsion spring 50 is fixedly installed between the side wall of the sliding cavity 28, when the air bag 30 is fully loaded, the air bag 30 expands, and at the air bag 30, therefore, the contact rod 47 can pull the L-shaped insertion column 45 to move towards the contact rod 47 through the driven link 46, so that the L-shaped insertion column 45 can leave the limiting hole 44, at this time, the adjusting gear disc 51 is in an unrestrained state, further, the adjusting gear disc 51 can drive the contact rod 47 to rotate forwards through the torsion spring 50, the ring sleeve 58 can rotate forwards, the pushing link 60 drives the sealing block 59 to slide towards the circle center side of the hollow disc 22, then, ten sealing blocks 59 can be abutted and tightly connected with each other, and the air bag 30 can be in a sealed state close to the through pipe 21 side.

Advantageously, a motor cavity 42 is formed in the air inflation box 24, the motor cavity 42 is adjacent to the two sliding cavities 28, two symmetrical worm gear shafts 39 are rotatably arranged in the inner wall between the motor cavity 42 and the sliding cavities 28, one side of each worm gear shaft 39 is located in the motor cavity 42, the other side of each worm gear shaft 39 is located in the sliding cavity 28, a worm gear 41 is fixedly arranged on the periphery of the worm gear shaft 39 located in the motor cavity 42, a motor 40 is fixedly arranged on the bottom wall of the motor cavity 42, a worm 38 is in meshing transmission connection with each other, the two worms 38 are opposite in worm thread and fixedly connected with each other, the worm 38 is in power connection with the motor 40 and is in rotational connection with the inner wall of the motor cavity 42, a sliding sleeve 27 is fixedly arranged at the tail end of the worm gear shaft 39 located in the sliding cavity 28, and a telescopic cavity 61 with an opening facing the sliding cavity 28 is formed in the sliding sleeve 27, a power connecting rod 32 is arranged between the inner walls of the telescopic cavity 61 in a sliding manner, a telescopic spring 62 is fixedly arranged between the power connecting rod 32 and the inner wall of the telescopic cavity 61, the extension part of the power connecting rod 32 extends into the sliding cavity 28 and is hinged with the power sliding block 33, when the side, close to the through pipe 21, of the air bag 30 is in a closed state, the worm 38 can drive the two worm wheel shafts 39 to rotate in the forward direction through the forward operation of the motor 40, so that the sliding sleeve 27 can drive the power connecting rod 32 to rotate in the forward direction, the power sliding block 33 can be firstly drawn close to the air bag 30 vertically, when the two extrusion blocks 37 are close to each other and abut against the skin layers of the air bag 30, the power sliding block 33 drives the extrusion blocks 37 to move rightwards, and then the air in the air bag 30 can be slowly discharged out through the damping valve 31, when the gas in the gasbag 30 is emptied, can change and be located external new inflation tank, at this moment, through the reversal of motor 40, can make power slider 33 moves left earlier and resets, moves to being close to when annular chamber 23 side position, to keeping away from inflation chamber 29 side direction moves and resets, at this moment gasbag 30 is in and relaxes and shrivelled state.

Beneficially, a rack cavity 34 is communicated with a side of the sliding cavity 28 away from the inflation cavity 29, a rack 36 is fixedly arranged on a side of the power slider 33 away from the inflation cavity 29 on the same side, the rack 36 can extend into the rack cavity 34, a transmission cavity 52 is communicated with a side of the U-shaped cavity 43 away from the annular cavity 23, a transmission shaft 56 is rotatably arranged on an inner wall between the transmission cavity 52 and the rack cavity 34, an extending portion of one side of the transmission shaft 56 is located in the rack cavity 34, a transmission gear 35 is fixedly arranged at a tail end of the transmission shaft 35, the transmission gear 35 can be meshed with the rack 36, an extending portion of the other side of the transmission shaft 56 is located in the transmission cavity 52, a ratchet wheel set 55 is fixedly arranged at a tail end of the transmission shaft 55, a transverse shaft 53 is rotatably arranged on a side wall of the transmission cavity 52 away from the rack cavity 34, and the transverse shaft, a sector gear 54 is fixedly arranged on the periphery of the transverse shaft 53, an extension part of the sector gear 54 can extend into the U-shaped cavity 43, the sector gear 54 can be meshed with the adjusting gear disc 51, when the power slider 33 positioned on the same side of the rack cavity 34 moves towards the side of the inflation cavity 29, the rack 36 drives the transmission gear 35 and the transmission shaft 56 to rotate reversely, at the moment, the transverse shaft 53 is not moved, when the power slider 33 positioned on the same side of the rack cavity 34 moves towards the side far away from the inflation cavity 29, the rack 36 drives the transmission gear 35 and the transmission shaft 56 to rotate forwards, at the moment, the transverse shaft 53 rotates forwards at the same time, the sector gear 54 rotates forwards for a circle, when the sector gear 54 rotates to be meshed with the adjusting gear disc 51, the adjusting gear disc 51 can be controlled to rotate backwards, at the moment, the limiting hole 44 can rotate to the horizontal position of the L-shaped jack 45 again, the L-shaped insertion post 45 can be ejected and inserted into the limiting hole 44, at this time, the L-shaped insertion post 45 can limit the rotation of the adjusting gear disc 51, and at the same time, the adjusting gear disc 51 rotates reversely, so that the closing block 59 slides away from the center of the hollow disc 22, and the inside of the air bag 30 can be communicated with the flow rate chamber 20 again.

The following detailed description of the steps for use of a rapid full and retarded output inflator of the present disclosure is provided in connection with FIGS. 1-5:

in the initial state, the flow rate cavity 20 is communicated with the interior of the air bag 30, the closing block 59 is in the opening state, the extrusion block 37 is positioned on the side close to the annular cavity 23, the power slide block 33 is positioned on the side far away from the inflation cavity 29, the L-shaped plug post 45 is inserted into the limiting hole 44, the torsion spring 50 is in the contraction state, the sector gear 54 is separated from the adjusting gear disc 51, the pressure spring 48 is in the loosening state, and the contact rod 47 is inserted into the inflation cavity 29.

When the air bag 30 is in a flat state, when the air bag 30 is operated by the air pump 13, the gas to be inflated in the first gas bottle 12 can be rapidly injected into the flow rate cavity 20 at high pressure through the high-pressure nozzle 14, the gas to be inflated can continue to accelerate when passing through the accelerating plate 19, and then enters the air bag 30 through the through pipe 21, at this time, because the high-speed gas to be inflated flows through the flow rate cavity 20, the high-pressure state is formed in the flow rate cavity 20, and the low-pressure state is formed in the air bag 30, the supplementary gas in the second gas bottle 18 can be rapidly carried into the air bag 30 for space supplement, and then the full-load gas state can be formed in the air bag 30 in a short time, at this time, the full-load gas in the air bag 30 just enough for the amount required by an external gas tank to be inflated, when the gas in the air bag 30 is full-load, the air bag 30 expands, at this, so that the contact rod 47 can pull the L-shaped insert column 45 to move towards the contact rod 47 through the driven link 46, so that the L-shaped insert column 45 can leave the limiting hole 44, at this time, the adjusting gear disc 51 is in an unrestrained state, and further, the adjusting gear disc 51 can drive the contact rod 47 to rotate forwards through the torsion spring 50, so that the ring sleeve 58 rotates forwards, the connecting rod 60 is pushed to drive the sealing block 59 to slide towards the circle center side of the hollow disc 22, then, the ten sealing blocks 59 can be abutted and tightly connected with each other, so that the side of the air bag 30 close to the through pipe 21 is in a closed state, when the side of the air bag 30 close to the through pipe 21 is in a closed state, the worm 38 can drive the two worm wheel shafts 39 to rotate forwards through the forward operation of the motor 40, so that the sliding sleeve 27 can drive the power connecting rod 32 to rotate forwards, further, the power sliding block 33 can be vertically close to the air bag 30, when the two extrusion blocks 37 are close to separate the, the power slide block 33 drives the extrusion block 37 to move rightwards, so that the gas in the air bag 30 can be slowly discharged out of the outside through the damping valve 31, when the gas in the air bag 30 is exhausted, a new inflation tank positioned outside can be replaced, at the moment, the power slide block 33 can be moved leftwards firstly to reset through the reverse rotation of the motor 40, when the power slide block moves to a position close to the side of the annular cavity 23, the power slide block moves to the side far away from the inflation cavity 29 to reset, at the moment, the air bag 30 is in a loosening and drying state, when the power slide block 33 positioned at the same side of the rack cavity 34 moves to the inflation cavity 29, the rack 36 drives the transmission gear 35 and the transmission shaft 56 to rotate reversely, at the moment, the transverse shaft 53 rotates forwards and rotates forwards simultaneously, so that the sector gear 54 rotates for one circle, when the sector gear 54 rotates to be meshed with the adjusting gear disc 51, the adjusting gear disc 51 can be controlled to rotate reversely, at the moment, the limiting hole 44 can rotate to the horizontal position of the L-shaped inserting column 45 again, the L-shaped inserting column 45 can be ejected and inserted into the limiting hole 44, at the moment, the L-shaped inserting column 45 can limit the adjusting gear disc 51 to rotate, meanwhile, the adjusting gear disc 51 rotates reversely, the sealing block 59 can slide towards the side far away from the circle center of the hollow disc 22, and then the inner part of the air bag 30 and the flow rate cavity 20 can be in a communicated state again.