CN218266255U

CN218266255U - Inflating equipment

Info

Publication number: CN218266255U
Application number: CN202222524917.4U
Authority: CN
Inventors: 刘应安
Original assignee: Jiangsu Youmay Electric Appliance Co ltd
Current assignee: Jiangsu Youmay Electric Appliance Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-01-10
Anticipated expiration: 2032-09-23

Abstract

The utility model relates to an inflator pump technical field discloses an inflation equipment. Wherein the inflation device comprises a low pressure getter pump and a high pressure inflator pump. The low-pressure suction pump comprises a first shell assembly and a suction assembly arranged in the first shell assembly, the first shell assembly is provided with a suction nozzle and a gas outlet, and the suction assembly absorbs gas through the suction nozzle and discharges the gas through the gas outlet; the high-pressure inflator pump comprises a second shell assembly and two piston assemblies arranged in the second shell assembly, wherein one end of each piston assembly is provided with a first cavity, the other end of each piston assembly is provided with a second cavity, the two piston assemblies are used for enabling high-pressure gas to be formed in the first cavity and the second cavity, the first cavity is communicated with the second cavity through a pipeline, the first cavity is provided with an air inlet and an inflation connector, the air outlet is connected to the air inlet, and the inflation connector is connected to the to-be-inflated equipment. The utility model discloses an inflation equipment's high-low pressure intelligent conversion improves inflation equipment work efficiency, saves the inflation time.

Description

Inflating equipment

Technical Field

The utility model relates to an inflator pump technical field especially relates to an inflation equipment.

Background

Along with people's standard of living constantly improves, the form of outdoor leisure mode is also more and more, and outdoor inflatable product also uses and grows, like the air bed, inflatable tent, inflatable products such as SUP aerifys, along with the continuous development of inflatable product, the inflation equipment of a great variety has appeared on the market, satisfies the crowd of different demands, like mini portable pump, has high pressure pump, has high low pressure pump to and manual air pump, intelligent air pump etc.. The existing air pump in the market solves the problem that people inflate inflatable products, but also has the problems of long inflation time and low inflation efficiency.

Based on this, there is a need for an inflation device to solve the above existing problems.

SUMMERY OF THE UTILITY MODEL

Based on the above, the utility model aims to provide an inflation device, which realizes the intelligent conversion of high pressure and low pressure of the inflation device, improves the working efficiency of the inflation device, saves the inflation time,

in order to achieve the purpose, the utility model adopts the following technical proposal:

an inflator device comprising:

the low-pressure air suction pump comprises a first shell assembly and an air suction assembly arranged in the first shell assembly, wherein the first shell assembly is provided with an air suction nozzle and an air outlet, and the air suction assembly absorbs air through the air suction nozzle and discharges the air through the air outlet;

the high-pressure inflator pump comprises a second shell assembly and two piston assemblies arranged in the second shell assembly, wherein one end of each piston assembly is provided with a first cavity, the other end of each piston assembly is provided with a second cavity, the two piston assemblies are used for enabling the first cavity and the second cavity to form high-pressure gas, the first cavity is communicated with the second cavity through a pipeline, the first cavity is provided with an air inlet and an inflation connector, the air outlet is connected to the air inlet, and the inflation connector is connected to equipment to be inflated.

As a preferred technical scheme of the inflation device, the double-piston assembly comprises a first driving part and a piston rod, the first driving part is connected to the piston rod in a driving mode, piston heads are arranged at two ends of the piston rod, and the two piston heads are respectively arranged in the first cavity and the second cavity in a sliding mode.

As an optimal technical scheme of inflation equipment, first driving piece includes first motor, transmission shaft and cam, first motor drive connect in the transmission shaft, the transmission shaft pass through the bearing rotate connect in the second casing subassembly, the cam set up in on the transmission shaft, the centre of piston rod is provided with the spout, the spout sets up along first direction, the length direction of piston rod and the axial of transmission shaft is two liang of perpendicular, cam sliding connection in the spout.

As a preferred technical scheme of the inflation device, an output end of the first motor is provided with a first gear, the transmission shaft is provided with a second gear, the first gear is connected to the second gear in a meshing manner, and the transmission ratio of the second gear to the first gear is greater than 1.

As an optimal technical scheme of the inflation equipment, the double-piston assembly further comprises a first anti-backflow silica gel sheet, the second shell assembly is provided with an air inlet hole, the air inlet hole is communicated with the two piston heads, a first air hole is formed in the piston heads, and the first anti-backflow silica gel sheet is installed on one side, away from the air inlet hole, of the piston heads through screws.

As an optimal technical scheme of the inflation equipment, the double-piston assembly further comprises a nylon gasket, and the nylon gasket is arranged between the head of the screw and the first anti-backflow silica gel sheet.

As a preferred technical scheme of inflation equipment, the air suction assembly comprises a fan blade and a second driving piece, the second driving piece is connected with the fan blade in a driving mode, and the fan blade is arranged between the air suction nozzle and the air outlet.

As a preferred technical scheme of inflation equipment, the subassembly of breathing in still includes dustproof cotton, dustproof cotton set up in first casing subassembly.

As an optimal technical scheme of the inflation equipment, the inner wall of the first shell assembly is provided with a second air hole, the second air hole is communicated with the air outlet, and a second anti-backflow silica gel sheet is arranged on one side, close to the air outlet, of the second air hole.

As a preferable technical scheme of the inflation equipment, the inner wall of the inflation connector is provided with a pressure sensor.

The utility model has the advantages that:

the utility model provides an inflation equipment, the during operation, the subassembly of breathing in of low pressure aspirator pump is gaseous through the suction nozzle absorption, and gas aerifys to waiting inflation equipment through gas outlet, air inlet, first cavity and inflation joint in proper order, realizes that the low pressure is aerifyd. When the double-piston assembly works, high-pressure gas is formed in the first cavity and the second cavity, the high-pressure gas in the second cavity moves into the first cavity through the pipeline, and the gas in the first cavity is inflated to equipment to be inflated through the inflation connector, so that high-pressure inflation is realized. The utility model discloses an inflation equipment's high-low pressure intelligent conversion through the design of first cavity and second cavity, realizes collecting the high-pressure gas in two cavities at double-piston assembly both ends, improves inflation equipment work efficiency, saves the inflation time, gives the better experience of user.

Drawings

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

FIG. 1 is a schematic structural view of an inflator according to an embodiment of the present invention;

fig. 2 is an exploded view of the structure of an inflator according to an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a dual piston assembly according to an embodiment of the present invention;

fig. 4 is an exploded view of the structure of the low pressure suction pump according to the embodiment of the present invention.

The figures are labeled as follows:

1. a low pressure getter pump;

11. a first housing assembly; 111. a suction nozzle; 112. an air outlet; 113. a second air hole; 114. air suction and heat dissipation holes; 115. an upper shell; 116. a lower case;

12. a getter assembly; 121. a fan blade; 122. a second driving member;

13. dustproof cotton; 14. a second anti-backflow silica gel sheet;

2. a high pressure inflator;

21. a second housing assembly; 211. a first chamber; 212. an air inlet; 213. an inflation joint; 214. a second chamber; 215. a pipeline; 2151. a throat; 2152. a steering knuckle; 216. an air inlet;

22. a dual piston assembly; 221. a first driving member; 2211. a first motor; 2212. a first gear; 2213. a drive shaft; 2214. a second gear; 2215. a cam; 222. a piston rod; 2221. a piston head; 2222. a first air vent; 2223. a chute; 223. a first anti-backflow silica gel sheet; 224. a screw; 225. a nylon gasket;

23. a pressure sensor.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected", "connected" and "fixed" are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in FIGS. 1 and 2, the present embodiment provides an inflator including a low pressure getter pump 1 and a high pressure inflator pump 2. Specifically, the low-pressure getter pump 1 includes a first housing assembly 11 and a getter assembly 12 disposed in the first housing assembly 11, the first housing assembly 11 is provided with a getter nozzle 111 and an air outlet 112, the getter assembly 12 absorbs gas through the getter nozzle 111 and discharges the gas through the air outlet 112; the high-pressure inflator 2 comprises a second housing assembly 21 and a double-piston assembly 22 arranged in the second housing assembly 21, wherein a first chamber 211 is arranged at one end of the double-piston assembly 22, a second chamber 214 is arranged at the other end of the double-piston assembly 22, the double-piston assembly 22 is used for forming high-pressure gas in the first chamber 211 and the second chamber 214, the first chamber 211 is communicated with the second chamber 214 through a pipeline 215, the first chamber 211 is provided with a gas inlet 212 and an inflation connector 213, the gas outlet 112 is connected to the gas inlet 212, and the inflation connector 213 is connected to a device to be inflated.

When the low-pressure air suction pump works, the air suction component 12 of the low-pressure air suction pump 1 absorbs air through the air suction nozzle 111, and the air is sequentially inflated to equipment to be inflated through the air outlet 112, the air inlet 212, the first chamber 211 and the inflation connector 213, so that low-pressure inflation is realized. When the double-piston assembly 22 works, high-pressure gas is formed in the first chamber 211 and the second chamber 214, the high-pressure gas in the second chamber 214 moves into the first chamber 211 through the pipeline 215, and the gas in the first chamber 211 is inflated to the equipment to be inflated through the inflation joint 213, so that high-pressure inflation is realized. The high-low pressure intelligence conversion of inflation equipment has been realized to this embodiment, through the design of first cavity 211 and second cavity 214, realizes collecting the high-pressure gas in two cavitys at double-piston assembly 22 both ends, improves inflation equipment work efficiency, saves the inflation time, gives the better experience of user. When the high pressure is aerifyd, low pressure aspirator pump 1 carries out supplementary air feed to first cavity 211, and the low pressure gas changes high-pressure gas's integrative design automatically, and is more intelligent when realizing the function.

Further, as shown in fig. 2 and 3, the dual-piston assembly 22 includes a first driving member 221 and a piston rod 222, the first driving member 221 is drivingly connected to the piston rod 222, two ends of the piston rod 222 are provided with piston heads 2221, and the two piston heads 2221 are slidably disposed in the first chamber 211 and the second chamber 214, respectively. When the first driving member 221 drives the piston rod 222 to reciprocate, the two piston heads 2221 compress the gas in the first chamber 211 and the second chamber 214 respectively, so that the gas in the two chambers is effectively collected, the cost is reduced, the structure is simple, and the inflation efficiency is high. Preferably, a pushrod sealing ring is disposed between piston head 2221 and second housing component 21, enabling piston head 2221 to be sealingly slidably connected within second housing component 21.

In this embodiment, the first driving member 221 includes a first motor 2211, a transmission shaft 2213 and a cam 2215, the first motor 2211 is drivingly connected to the transmission shaft 2213, the transmission shaft 2213 is rotationally connected to the second housing assembly 21 through a bearing, the cam 2215 is disposed on the transmission shaft 2213, a sliding slot 2223 is disposed in the middle of the piston rod 222, the sliding slot 2223 is disposed along a first direction, the length direction of the piston rod 222 and the axial direction of the transmission shaft 2213 are perpendicular to each other, the cam 2215 is slidably connected to the sliding slot 2223, when the first motor 2211 drives the transmission shaft 2213 to perform transmission, the cam 2215 slides in the sliding slot 2223, and simultaneously drives the piston rod 222222 to perform reciprocating motion.

Preferably, the output end of the first motor 2211 is provided with a first gear 2212, the transmission shaft 2213 is provided with a second gear 2214, the first gear 2212 is meshed with the second gear 2214, and the transmission ratio between the second gear 2214 and the first gear 2212 is greater than 1, so that the driving efficiency of the first motor 2211 is improved, the reciprocating speed of the piston rod 222 is increased, and the inflating speed is increased.

In this embodiment, the dual-piston assembly 22 further includes a first anti-backflow silicone sheet 223, the second housing assembly 21 is provided with an air inlet hole 216, the air inlet hole 216 is communicated between the two piston heads 2221, the piston heads 2221 are provided with first air vents 2222, and the first anti-backflow silicone sheet 223 is installed on one side of the piston heads 2221 away from the air inlet hole 216 through screws 224. When the piston head 2221 retracts, the first anti-backflow silicone sheet 223 deforms, gas can enter the first cavity 211 or the second cavity 214 through the air inlet hole 216, the first air hole 2222 and the first anti-backflow silicone sheet 223, when the piston head 2221 extends out, the first anti-backflow silicone sheet 223 is attached to the first air hole 2222, the first air hole 2222 is blocked, the gas flows in a single direction, and then the gas in the first cavity 211 or the second cavity 214 is compressed to form high-pressure gas.

Further preferably, the double-piston assembly 22 further comprises a nylon gasket 225, and the nylon gasket 225 is disposed between the head of the screw 224 and the first anti-backflow silicone sheet 223. The nylon gasket 225 increases the contact area between the head of the screw 224 and the first anti-backflow silicone sheet 223, and improves the mounting stability of the first anti-backflow silicone sheet 223.

Furthermore, as shown in fig. 2 and 4, the air suction assembly 12 includes a fan blade 121 and a second driving member 122, the second driving member 122 is connected to the fan blade 121 in a driving manner, and the fan blade 121 is disposed between the air suction nozzle 111 and the air outlet 112. In this embodiment, the second driving member 122 is a second motor, and when the second motor drives the fan blade 121 to rotate, the suction nozzle 111 absorbs external air to realize air supply. Further preferably, the first housing assembly 11 is further provided with an air suction heat dissipation hole 114, when the air supply of the air suction nozzle 111 is insufficient, auxiliary air suction can be performed through the air suction heat dissipation hole 114, and meanwhile, the air suction heat dissipation hole 114 can perform auxiliary heat dissipation on the second driving member 122.

Preferably, the air suction assembly 12 further comprises dust cotton 13, and the dust cotton 13 is disposed in the first housing assembly 11. When gas passes through dustproof cotton 13, dustproof cotton 13 can filter gas.

Preferably, the inner wall of the first casing assembly 11 is provided with a second air hole 113, the second air hole 113 is communicated with the air outlet 112, and one side of the second air hole 113 close to the air outlet 112 is provided with a second anti-backflow silica gel sheet 14. The second anti-backflow silicone sheet 14 has the same working principle as the first anti-backflow silicone sheet 223, and all realize the one-way flow of gas, and the working principle thereof is not described herein again.

Preferably, the inner wall of the inflation fitting 213 is provided with a pressure sensor 23, and the pressure sensor 23 is capable of detecting the pressure of the gas flowing through the inflation fitting 213.

In this embodiment, the first housing assembly 11 is formed by splicing the upper housing 115 and the lower housing 116, and a sealing ring is disposed at the spliced portion. And a sealing ring is arranged at the connecting part of the air outlet 112 and the air inlet 212 to realize the sealing of the connecting part. The second shell assembly 21 is formed by splicing a plurality of sections of shells, and sealing rings are arranged at the splicing positions. The first chamber 211 and the second chamber 214 are connected by a pipe 215, the pipe 215 includes a throat 2151 and a turning joint 2152, one end of each of the turning joints 2152 is connected to the first chamber 211 and the second chamber 214, and the other end of each of the turning joints 2152 is connected by the throat 2151.

In this embodiment, the inflation device further includes a circuit unit, the circuit unit includes a first circuit board and a second circuit board, the first circuit board is electrically connected to the double-piston assembly 22 and the suction assembly 12, and the second circuit board is configured to send start-stop, pressure increase/decrease instructions and air pressure information of the detection inflation connector 213. The first circuit board controls the low-pressure air suction pump 1 and the high-pressure air suction pump 2 to work according to the start-stop, pressure increasing/reducing instructions sent by the second circuit board through the air pressure information of the air charging connector 213.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. An inflator apparatus, comprising:

the low-pressure suction pump (1) comprises a first shell assembly (11) and a suction assembly (12) arranged in the first shell assembly (11), wherein the first shell assembly (11) is provided with a suction nozzle (111) and a gas outlet (112), and the suction assembly (12) absorbs gas through the suction nozzle (111) and discharges the gas through the gas outlet (112);

the high-pressure inflator pump (2) comprises a second shell assembly (21) and a double-piston assembly (22) arranged in the second shell assembly (21), wherein one end of the double-piston assembly (22) is provided with a first chamber (211), the other end of the double-piston assembly is provided with a second chamber (214), the double-piston assembly (22) is used for enabling high-pressure gas to be formed in the first chamber (211) and the second chamber (214), the first chamber (211) is communicated with the second chamber (214) through a pipeline (215), the first chamber (211) is provided with a gas inlet (212) and an inflation connector (213), a gas outlet (112) is connected with the gas inlet (212), and the inflation connector (213) is connected with equipment to be inflated.

2. The inflator apparatus according to claim 1, wherein the dual-piston assembly (22) comprises a first driving member (221) and a piston rod (222), the first driving member (221) is drivingly connected to the piston rod (222), piston heads (2221) are disposed at two ends of the piston rod (222), and the two piston heads (2221) are slidably disposed in the first chamber (211) and the second chamber (214), respectively.

3. The inflator apparatus according to claim 2, wherein the first driving member (221) comprises a first motor (2211), a transmission shaft (2213) and a cam (2215), the first motor (2211) is drivingly connected to the transmission shaft (2213), the transmission shaft (2213) is rotatably connected to the second housing assembly (21) through a bearing, the cam (2215) is disposed on the transmission shaft (2213), a sliding groove (2223) is disposed in the middle of the piston rod (222), the sliding groove (2223) is disposed along a first direction, the length direction of the piston rod (222) and the axial direction of the transmission shaft (2213) are perpendicular to each other, and the cam (2215) is slidably connected to the sliding groove (2223).

4. The inflator according to claim 3 wherein an output end of the first motor (2211) is provided with a first gear (2212), the transmission shaft (2213) is provided with a second gear (2214), the first gear (2212) is in meshing connection with the second gear (2214), and a transmission ratio of the second gear (2214) to the first gear (2212) is larger than 1.

5. The inflation device according to claim 2, wherein the dual-piston assembly (22) further comprises a first anti-backflow silicone sheet (223), the second housing assembly (21) is provided with an air inlet hole (216), the air inlet hole (216) is communicated between the two piston heads (2221), the piston heads (2221) are provided with first air holes (2222), and the first anti-backflow silicone sheet (223) is installed on one side, away from the air inlet hole (216), of the piston heads (2221) through screws (224).

6. The inflator device according to claim 5 wherein the dual piston assembly (22) further comprises a nylon washer (225), the nylon washer (225) being disposed between the head of the screw (224) and the first anti-backflow silicone sheet (223).

7. The inflator apparatus according to any one of claims 1 to 6, wherein the air suction assembly (12) comprises a fan blade (121) and a second driving member (122), the second driving member (122) is connected to the fan blade (121) in a driving manner, and the fan blade (121) is disposed between the air suction nozzle (111) and the air outlet (112).

8. The inflator device according to any one of claims 1 to 6 wherein the air suction assembly (12) further comprises dust cotton (13), the dust cotton (13) being disposed within the first housing assembly (11).

9. The inflation device according to any one of claims 1 to 6, wherein a second air vent (113) is formed in an inner wall of the first housing assembly (11), the second air vent (113) is communicated with the air outlet (112), and a second anti-backflow silicone sheet (14) is arranged on one side of the second air vent (113) close to the air outlet (112).

10. An inflator according to any of claims 1-6 wherein an inner wall of the inflator fitting (213) is provided with a pressure sensor (23).