CN212535969U - Inflator pump structure - Google Patents
Inflator pump structure Download PDFInfo
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- CN212535969U CN212535969U CN202020494870.XU CN202020494870U CN212535969U CN 212535969 U CN212535969 U CN 212535969U CN 202020494870 U CN202020494870 U CN 202020494870U CN 212535969 U CN212535969 U CN 212535969U
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- air inlet
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Abstract
The utility model provides an inflator pump structure belongs to inflator pump technical field. The inflator pump structure comprises a motor, a transmission mechanism, an air outlet part and an air inlet part. The air outlet part comprises an air cylinder, the bottom of the air cylinder is provided with an air outlet valve, the top of the air outlet valve is provided with at least one first air outlet hole, the side part of the air outlet valve is provided with at least one second air outlet hole, the air outlet valve comprises a spring and a sealing head, and the sealing head is used for switching on and off the first air outlet hole through the spring; the air inlet portion comprises a connecting rod and a piston head, the connecting rod is rotatably connected with the cam, the piston head is arranged in the air cylinder and is in clearance fit with the air cylinder, the piston head makes linear reciprocating motion relative to the air cylinder, at least one air inlet hole is formed in the piston head, an air inlet valve is arranged below the air inlet hole, and the air inlet valve is of an elastic sheet structure and is connected with the piston head in an opening-closing mode. The structure of the air inlet valve and the structure of the air outlet valve are simplified, and the integral structure of the air pump is further simplified, so that the integral structure is more compact and portable, and is convenient to assemble.
Description
Technical Field
The utility model belongs to the technical field of the pump, a pump structure is related to.
Background
The portable inflator pump is commonly used for tires, balls and various occasions needing inflation, generally adopts a motor as a power mechanism, has smaller volume and is more portable compared with the traditional inflator pump, and has the defect of insufficient endurance, wherein the structures of the air outlet valve and the air inlet valve are too complex and inconvenient to assemble.
In summary, in order to solve the structural deficiency of the existing inflator pump, an inflator pump which simplifies the structure of the air outlet valve and the air inlet valve and is convenient to assemble needs to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, provided a simplify pump of air outlet valve and admission valve structure, the equipment of being convenient for.
The utility model discloses an aim at accessible following technical scheme realizes, an inflator pump structure, include:
a motor;
the transmission mechanism comprises a first gear and a second gear which are meshed with each other, the first gear is connected with the motor, and the second gear is provided with a cam;
the air outlet part comprises an air cylinder, the bottom of the air cylinder is provided with an air outlet valve, the top of the air outlet valve is provided with at least one first air outlet hole, the side part of the air outlet valve is provided with at least one second air outlet hole, the air outlet valve comprises a spring and a sealing head, and the sealing head is used for switching on and off the first air outlet hole through the spring;
the air inlet part comprises a connecting rod and a piston head, the connecting rod is rotatably connected with the cam, the piston head is arranged in the air cylinder and is in clearance fit with the air cylinder, the piston head makes linear reciprocating motion relative to the air cylinder, at least one air inlet hole is formed in the piston head, an air inlet valve is arranged below the air inlet hole, and the air inlet valve is of an elastic sheet structure and is connected with the piston head in an opening and closing mode.
In the inflator pump structure, the side part of the cylinder is provided with a motor fixing position, and the motor is fixed on the motor fixing position through a threaded connecting piece.
In the inflator pump structure, the cam and the second gear are arranged in an integrated structure.
In the inflator pump structure, the side part of the cylinder is provided with a gear fixing position, a bearing is arranged between the cylinder and the gear fixing position, and the second gear is rotatably fixed on the gear fixing position through the bearing.
In the inflator pump structure, a bearing is arranged between the connecting rod and the cam, and the connecting rod is rotatably connected with the cam through the bearing.
In the above inflator structure, when the number of the second air outlet holes is one, the second air outlet holes are connected to the air tube and the air tap.
In the above inflator structure, when the number of the second air outlets is two, one of the second air outlets is connected to the air tube and the air faucet, and the other second air outlet is connected to the detection device and the display.
Compared with the prior art, the utility model discloses intake valve and air outlet valve's structure has been simplified to further simplify pump overall structure, make overall structure compacter, portable, the equipment of being more convenient for, and intake valve and air outlet valve after the improvement have good break-make performance.
Drawings
Fig. 1 is a schematic structural diagram of the first embodiment.
Fig. 2 is a schematic diagram of an explosive structure according to the first embodiment.
Fig. 3 is a schematic view of fig. 2 from another perspective.
FIG. 4 is a schematic structural diagram of an air inlet portion in the first embodiment.
Fig. 5 is an exploded view of the vent according to the first embodiment.
FIG. 6 is a schematic view of the operation of the air inlet portion in the first embodiment.
Fig. 7 is a schematic view of the operation of the air outlet portion in the first embodiment.
Fig. 8 is a schematic structural diagram of the second embodiment.
Fig. 9 is an exploded view of the air inlet portion in the second embodiment.
Fig. 10 is an exploded view of the gas outlet in the second embodiment.
In the figure, 100, a motor; 200. a transmission mechanism; 210. a first gear; 220. a second gear; 230. a cam; 300. an air outlet part; 310. a cylinder; 311. fixing the motor; 312. fixing the gear; 320. an air outlet valve; 321. a first air outlet hole; 322. a second air outlet; 323. a spring; 324. a sealing head; 400. an air intake portion; 410. a connecting rod; 420. a piston head; 421. an air inlet; 430. an intake valve; 500. a bearing; 600. an air tube; 610, air tap.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 5, embodiment 1 includes:
a motor 100;
the transmission mechanism 200 comprises a first gear 210 and a second gear 220 which are meshed with each other, the first gear 210 is connected with the motor 100, and the second gear 220 is provided with a cam 230;
the air outlet part 300 comprises an air cylinder 310, the bottom of the air cylinder 310 is provided with an air outlet valve 320, the top of the air outlet valve 320 is provided with at least one first air outlet hole 321, the side part of the air outlet valve 320 is provided with at least one second air outlet hole 322, the air outlet valve 320 comprises a spring 323 and a sealing head 324, and the sealing head 324 is connected with and disconnected from the first air outlet hole 321 through the spring 323;
the air inlet part 400 comprises a connecting rod 410 and a piston head 420, the connecting rod 410 is rotatably connected with the cam 230, the piston head 420 is arranged in the air cylinder 310 and is in clearance fit with the air cylinder 310 and linearly reciprocates relative to the air cylinder 310, at least one air inlet hole 421 is arranged on the piston head 420, an air inlet valve 430 is arranged below the air inlet hole 421, and the air inlet valve 430 is in an elastic sheet structure and is connected with the piston head 420 in an opening and closing mode.
In embodiment 1, as shown by arrow a in fig. 6 and fig. 6, the motor 100 drives the first gear 210 to rotate, the first gear 210 drives the second gear 220 and the cam 230 to rotate, the cam 230 drives the connecting rod 410 and the piston head 420 to rise, the gas medium can push the gas outlet valve 320 in the shape of an elastic flat head through the gas inlet to enter the cylinder 310, and meanwhile, the sealing head 324 on the spring 323 seals the first gas outlet hole 321 because the spring 323 is not under any pressure; then, as shown by an arrow B in fig. 7 and 7, the motor 100 drives the first gear 210 to continue rotating, the first gear 210 drives the second gear 220 and the cam 230 to continue rotating, the cam 230 drives the connecting rod 410 and the piston head 420 to descend, the piston head 420 presses down the gas medium entering the gas inlet hole 421 until the bottom of the cylinder 310, the gas inlet valve 430 is automatically closed when no space is left open, the gas medium passes through the first gas outlet hole 321, presses down the sealing head 324, is discharged from the second gas outlet hole 322, and enters a target (a tire, a ball, etc.), and a primary inflation is completed; then, along with the operation of the motor 100, the inflator structure inflates once and then once until the inflation of the inflation target is finished.
Of course, the present invention is not limited to this embodiment, in example 2, as shown in fig. 8 to fig. 10, the structures of the air inlet part 400 and the air outlet part 300 are different from those of example 1, but the principle is basically the same, as shown in fig. 9, the air inlet part 400 is provided with a plurality of air inlet holes 421, and the air inlet valve 430 is arranged between the upper and lower positions of the air inlet holes 421, and as the air inlet part 400 is driven by the motor to move up and down, the air inlet valve 430 is pushed by the air to open and close the air inlet holes; as shown in fig. 10, the air outlet 300 is provided with four springs 323 and sealing heads 324 and a first air outlet 321, and even if one of the springs 323 and the sealing heads 324 is damaged, the other three springs 323 and the sealing heads 324 can still work, which improves the working stability compared with embodiment 1.
Preferably, as shown in fig. 2, a motor fixing position 311 is arranged at a side portion of the cylinder 310, and the motor 100 is fixed on the motor fixing position 311 through a threaded connector, so that the structural integrity of the inflator pump is improved, and it is convenient to directly add a housing to the inflator pump structure in the following process, and the motor 100 and other structures (the transmission mechanism 200, the air outlet portion 300, the air inlet portion 400, and the like) do not need to be connected on the housing again.
Preferably, as shown in fig. 2, the cam 230 and the second gear 220 are arranged in an integrated structure, and the integrated structure design reduces the overall volume of the inflator structure, so that the inflator structure is more compact and portable.
Preferably, as shown in fig. 2 and 3, a gear fixing position 312 is disposed at a side of the cylinder 310, a bearing 500 is disposed between the cylinder 310 and the gear fixing position 312, the second gear 220 is rotatably fixed to the gear fixing position 312 through the bearing 500, a bearing 500 is disposed between the connecting rod 410 and the cam 230, the connecting rod 410 and the cam 230 are rotatably connected through the bearing 500, and the bearing 500 can bear a large pressure during transmission, has high efficiency, and is suitable for an inflator structure where impacts are frequently received.
Preferably, as shown in fig. 1 and 8, the number of the second air outlet holes 322 can be set to be one or more, so as to be applied to the inflator pumps of different models, the present invention provides the following two solutions:
when the number of the second air outlet holes 322 is one, the second air outlet holes 322 are connected with the air pipe and the air tap, and the air pipe is suitable for common small-sized inflator pumps;
when the number of the second air outlet holes 322 is two, one second air outlet hole 322 is connected with the air pipe and the air tap, and the other second air outlet hole 322 is connected with the detection device and the display, so that the small-sized inflator pump is suitable for detecting inflation pressure in real time.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (7)
1. An inflator structure, comprising:
a motor;
the transmission mechanism comprises a first gear and a second gear which are meshed with each other, the first gear is connected with the motor, and the second gear is provided with a cam;
the air outlet part comprises an air cylinder, the bottom of the air cylinder is provided with an air outlet valve, the top of the air outlet valve is provided with at least one first air outlet hole, the side part of the air outlet valve is provided with at least one second air outlet hole, the air outlet valve comprises a spring and a sealing head, and the sealing head is used for switching on and off the first air outlet hole through the spring;
the air inlet part comprises a connecting rod and a piston head, the connecting rod is rotatably connected with the cam, the piston head is arranged in the air cylinder and is in clearance fit with the air cylinder, the piston head makes linear reciprocating motion relative to the air cylinder, at least one air inlet hole is formed in the piston head, an air inlet valve is arranged below the air inlet hole, and the air inlet valve is of an elastic sheet structure and is connected with the piston head in an opening and closing mode.
2. The inflator structure according to claim 1, wherein the cylinder side portion is provided with a motor fixing portion, and the motor is fixed to the motor fixing portion by a screw connection.
3. The inflator structure of claim 1 wherein the cam is integrally formed with the second gear.
4. The inflator structure of claim 3, wherein the cylinder is provided with a gear fixing portion at a side portion thereof, a bearing is provided between the cylinder and the gear fixing portion, and the second gear is rotatably fixed to the gear fixing portion through the bearing.
5. The inflator structure of claim 4, wherein a bearing is disposed between the connecting rod and the cam, and the connecting rod is rotatably connected to the cam through the bearing.
6. The inflator structure according to claim 1, wherein when the number of the second outlet holes is one, the second outlet holes are connected to the air tube and the air nipple.
7. The inflator structure according to claim 1, wherein when the number of the second outlet holes is two, one of the second outlet holes is connected to the air tube and the air faucet, and the other of the second outlet holes is connected to the detecting device and the display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020494870.XU CN212535969U (en) | 2020-04-07 | 2020-04-07 | Inflator pump structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020494870.XU CN212535969U (en) | 2020-04-07 | 2020-04-07 | Inflator pump structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212535969U true CN212535969U (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020494870.XU Active CN212535969U (en) | 2020-04-07 | 2020-04-07 | Inflator pump structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212535969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI778579B (en) * | 2021-04-14 | 2022-09-21 | 周文三 | Piston of cylinder of air compressor |
-
2020
- 2020-04-07 CN CN202020494870.XU patent/CN212535969U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI778579B (en) * | 2021-04-14 | 2022-09-21 | 周文三 | Piston of cylinder of air compressor |
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Address after: 315400 Industrial Park, Simen Town, Yuyao City, Ningbo City, Zhejiang Province Patentee after: Ningbo Tianrui Intelligent Technology Co.,Ltd. Address before: 315400 Industrial Park, Simen Town, Yuyao City, Ningbo City, Zhejiang Province Patentee before: NINGBO TALLER ELECTRICAL APPLIANCE Co.,Ltd. |