CN212250406U - Structure for air outlet of cylinder cover shared by double cylinders - Google Patents
Structure for air outlet of cylinder cover shared by double cylinders Download PDFInfo
- Publication number
- CN212250406U CN212250406U CN202020634243.1U CN202020634243U CN212250406U CN 212250406 U CN212250406 U CN 212250406U CN 202020634243 U CN202020634243 U CN 202020634243U CN 212250406 U CN212250406 U CN 212250406U
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- cylinder
- air
- check valve
- double
- cylinder cover
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- 238000007789 sealing Methods 0.000 claims description 38
- 238000002955 isolation Methods 0.000 claims description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims 4
- 238000000034 method Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of double-cylinder inflators, in particular to a structure for giving vent gas to a double-cylinder shared cylinder cover, which comprises a cylinder cover and a gas passing plate; the cylinder cover is provided with two air containing blind grooves and two air passing holes, the two air passing holes are respectively communicated with the two air containing blind grooves, the air passing holes penetrate through the side wall of the cylinder cover, and the air passing plate is used for covering the openings of the air containing blind grooves; the air passing plate is provided with two first through holes, two second through holes, two first check valve plates and two second check valve plates, the two first through holes are communicated with one air containing blind groove, the two second through holes are communicated with the other air containing blind groove, the two first check valve plates are used for opening and closing the two first through holes respectively, the two second check valve plates are used for opening and closing the two second through holes respectively, and the first check valve plates and the second check valve plates are located on two sides of the air passing plate respectively; the structural design of the cylinder cover is simplified, the mounting efficiency or the dismounting efficiency of the cylinder cover is improved, and the use cost is reduced.
Description
Technical Field
The utility model relates to a double-cylinder inflator technical field especially discloses a structure that double-cylinder sharing cylinder head was given vent to anger.
Background
The inflator is a common pump device, in order to improve the pump performance of the inflator or expand the application range of the inflator, a double-cylinder inflator appears in the existing inflator, the double-cylinder inflator is the inflator comprising two piston cylinder bodies, the cylinder cover of the double-cylinder inflator in the prior art is complex in structural design, the installation or the disassembly of the cylinder needs to spend more time, the labor and the time are wasted, the use is extremely inconvenient, and the use cost of the double-cylinder inflator is greatly improved.
SUMMERY OF THE UTILITY MODEL
In order to overcome the shortcoming and the deficiency that exist among the prior art, the utility model aims to provide a structure that double-cylinder sharing cylinder head was given vent to anger simplifies the structural design of cylinder head, promotes the installation effectiveness or the dismantlement efficiency of cylinder head, reduces use cost.
In order to achieve the purpose, the utility model discloses a structure for discharging gas from a double-cylinder shared cylinder cover, which comprises a cylinder cover and a gas passing plate, wherein the cylinder cover is detachably connected with the casing of an external double-cylinder inflator, and the gas passing plate is clamped between the cylinder cover and the casing of the double-cylinder inflator; the cylinder cover is provided with two air containing blind grooves and two air passing holes, the two air passing holes are respectively communicated with the two air containing blind grooves, the air passing holes penetrate through the side wall of the cylinder cover, and the air passing plate is used for covering the openings of the air containing blind grooves; the air passing plate is provided with two first through holes, two second through holes, two first check valve plates and two second check valve plates, the two first through holes are communicated with one air containing blind groove, the two second through holes are communicated with the other air containing blind groove, the two first check valve plates are used for opening and closing the two first through holes respectively, the two second check valve plates are used for opening and closing the two second through holes respectively, and the first check valve plates and the second check valve plates are located on two sides of the air passing plate respectively.
Furthermore, the cylinder cover is provided with an isolation rib plate, the isolation rib plate is used for dividing the two air containing blind grooves, the two air containing blind grooves are respectively positioned at two sides of the isolation rib plate, and the two air passing holes are respectively positioned at two sides of the cylinder cover far away from each other.
Furthermore, the isolation ribbed plate is connected with a plurality of reinforcing ribs, the reinforcing ribs are connected with the bottom wall of the air-containing blind groove, and the plurality of reinforcing ribs are respectively positioned on two sides of the isolation ribbed plate.
The air cylinder further comprises a plurality of radiating fins arranged on the cylinder cover, the isolating rib plate is provided with a radiating blind groove, and the radiating blind groove and the air containing blind groove are respectively formed by concavely arranging two sides of the cylinder cover far away from each other.
Furthermore, the radiating fins are positioned on one side, far away from the air passing plate, of the cylinder cover, the plurality of radiating fins are arranged in parallel, and a radiating channel is formed between every two adjacent radiating fins.
Further, the gas passing plate is provided with a first ring groove, and a first sealing ring used for sealing a gap between the gas passing plate and the cylinder cover is arranged in the first ring groove.
Further, the first sealing ring comprises a first strip body, a second strip body and a third strip body for isolating the first strip body from the second strip body, the first strip body and the third strip body are arranged around one air-containing blind groove, and the second strip body and the third strip body are arranged around the other air-containing blind groove.
Furthermore, the gas passing plate is provided with two second ring grooves, second sealing rings for sealing a gap between the gas passing plate and the shell of the double-cylinder inflator are arranged in the second ring grooves, the second sealing ring in one second ring groove surrounds one first through hole and one second through hole, and the second sealing ring in the other second ring groove surrounds the other first through hole and the other second through hole.
Furthermore, the air passing plate is provided with a third ring groove surrounding the through hole, and a third sealing ring used for sealing a gap between the air passing plate and the check valve plate is arranged in the third ring groove.
Further, still include the screw thread nail, cross the gas board and be equipped with the screw hole, the screw thread nail is worn through check valve piece spiro union in the screw hole, and the screw thread nail is used for fixing check valve piece's one end on crossing the gas board, and the other end of check valve piece is used for opening or covers the perforation.
The utility model has the advantages that: during the in-service use, the cylinder head can be dismantled with the external double-cylinder inflator's casing and be connected, crosses the gas board centre gripping between cylinder head and double-cylinder inflator's casing, realizes the disposable installation or disposable dismantlement of cylinder head and gas board, and through the cooperation of first check valve piece and second check valve piece, the high-pressure gas of two piston cylinder outputs of double-cylinder inflator passes the gas pocket and discharges, simplifies the structural design of cylinder head greatly, promotes the installation effectiveness or the dismantlement efficiency of cylinder head, reduces double-cylinder inflator's use cost.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the exploded structure of the present invention;
fig. 3 is an exploded schematic view of another view angle of the present invention.
The reference numerals include:
1-cylinder cover 2-gas passing plate 3-gas containing blind groove
4-air passing hole 5-first through hole 6-second through hole
7-first check valve plate 8-second check valve plate 9-isolation ribbed plate
11-reinforcing rib 12-radiating fin 13-radiating blind slot
14-first ring groove 15-first sealing ring 16-first strip body
17-second strip 18-third strip 19-second annular groove
21-second sealing ring 22-third ring groove 23-third sealing ring.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.
Referring to fig. 1 to 3, the structure for venting air through a dual-cylinder shared cylinder head of the present invention includes a cylinder head 1 and an air-passing plate 2, wherein the cylinder head 1 is substantially a hollow cuboid, the air-passing plate 2 is substantially a rectangular flat plate, the cylinder head 1 is detachably connected to a housing of an external dual-cylinder inflator, and the air-passing plate 2 is clamped between the cylinder head 1 and the housing of the dual-cylinder inflator. In this embodiment, the cylinder head 1 is secured to the housing of the dual-cylinder inflator by bolts that extend through the gas panel 2, thereby ensuring that the gas panel 2 is tightly clamped between the cylinder head 1 and the housing of the dual-cylinder inflator.
Be equipped with two on the cylinder head 1 and hold gas blind groove 3 and two gas pockets 4, two central axis collineations of passing gas pocket 4 set up, hold gas blind groove 3 and form by the concave establishment of one side that is close to gas board 2 from cylinder head 1, two gas pockets 4 communicate with two gas blind grooves 3 that hold respectively, cross the lateral wall that gas pocket 4 runs through cylinder head 1, during the in-service use, cross gas board 2 and be used for hiding the opening that holds gas blind groove 3, gas pocket 4 communicates to external tire etc. through the trachea and hold the gas component.
Be equipped with two first perforation 5 on the air plate 2, two second perforation 6, two first check valve piece 7, two second check valve piece 8, the perforation runs through air plate 2 along the thickness direction of passing air plate 2, two first perforation 5 and one hold the blind groove 3 intercommunication of qi, two second perforation 6 and another hold the blind groove 3 intercommunication of qi, two first check valve piece 7 are used for opening and close two first perforation 5 respectively, two second check valve piece 8 are used for opening and close two second perforation 6 respectively, first check valve piece 7, second check valve piece 8 is located the both sides of passing air plate 2 respectively. When the two first check valve plates 7 open the two first through holes 5, the two second check valve plates 8 close the two second through holes 6; similarly, when the two second check valve plates 8 open the two second through holes 6, the two first check valve plates 7 close the two first through holes 5.
When the dual-cylinder inflator is actually used, the cylinder cover 1 is detachably connected with a casing of the external dual-cylinder inflator, the gas passing plate 2 is clamped between the cylinder cover 1 and the casing of the dual-cylinder inflator, and the cylinder cover 1 and the gas passing plate 2 are installed or detached at one time, namely, the cylinder cover 1 and the gas passing plate 2 are installed and fixed on the casing of the dual-cylinder inflator at one time, and similarly, the cylinder cover 1, the gas passing plate 2 and the casing of the dual-cylinder inflator can be detached at one time. Through the cooperation of first check valve piece 7 and second check valve piece 8, the high-pressure gas of two piston cylinder outputs of double-cylinder inflator is discharged through gas passing hole 4, simplifies the structural design of cylinder head greatly, promotes the installation effectiveness or the dismantlement efficiency of cylinder head, reduces double-cylinder inflator's use cost.
The cylinder cover 1 is provided with an isolation rib plate 9, the isolation rib plate 9 is used for dividing the two air containing blind grooves 3, the two air containing blind grooves 3 are isolated from each other and are not communicated, the two air containing blind grooves 3 are respectively positioned at the left side and the right side of the isolation rib plate 9, and the two air passing holes 4 are respectively positioned at the two sides of the cylinder cover 1 which are far away from each other. On the one hand, the air passing hole 4 is convenient to be matched and connected with an external air containing component for use, on the other hand, the two ends of the cylinder cover are stressed in a balanced manner, and the poor use caused by uneven stress of the cylinder cover is avoided.
The cylinder cover 1 is of an integrated structure, the isolation rib plate 9 is connected with a plurality of reinforcing ribs 11, the reinforcing ribs 11 are connected with the bottom wall of the air containing blind groove 3, the number of the reinforcing ribs 11 is multiple, and the reinforcing ribs 11 are respectively positioned on the left side and the right side of the isolation rib plate 9. Through the arrangement of the reinforcing ribs 11, the strength reduction of the cylinder cover 1 caused by the arrangement of the air containing blind grooves 3 is avoided, the strength of the cylinder cover 1 is increased, and the cylinder cover 1 is prevented from being contacted and deformed concavely.
The cylinder cover further comprises a plurality of radiating fins 12 arranged on the cylinder cover 1, the radiating fins 12 are integrally formed by protruding from the outer surface of the cylinder cover 1, the isolation rib plate 9 is provided with a radiating blind groove 13, and the radiating blind groove 13 and the air containing blind groove 3 are respectively formed by being concavely arranged from two sides of the cylinder cover 1, which are far away from each other. Through the arrangement of the radiating fins 12 and the radiating blind grooves 13, the contact area between the cylinder cover 1 and the outside air is increased, and the radiating efficiency of the cylinder cover 1 is further improved. Preferably, the cylinder head 1 is made of aluminum alloy, and the heat dissipation efficiency of the cylinder head is further improved by utilizing the characteristic of quick heat dissipation of the aluminum alloy.
The radiating fins 12 are positioned on one side of the cylinder head 1 far away from the gas passing plate 2, the plurality of radiating fins 12 are arranged at intervals and in parallel, and a radiating channel is formed between every two adjacent radiating fins 12. Through the parallel arrangement of the plurality of radiating fins 12, the air can flow rapidly along the length direction of the radiating channel, and the radiating efficiency of the cylinder cover 1 is further improved.
The gas passing plate 2 is provided with a first ring groove 14, and a first sealing ring 15 used for sealing a gap between the gas passing plate 2 and the cylinder cover 1 is arranged in the first ring groove 14. The first sealing ring 15 is stopped and limited by the side wall of the first ring groove 14, so that the first sealing ring 15 is prevented from moving and being badly used. The gap between the gas passing plate 2 and the cylinder head 1 is sealed by the first seal ring 15, and the use failure due to gas leakage between the two is prevented.
The first sealing ring 15 is of an integrated structure, the first sealing ring 15 includes a first strip 16, a second strip 17, and a third strip 18 for isolating the first strip 16 from the second strip 17, the first strip 16 and the third strip 18 form a first ring, the first strip 16 and the third strip 18 surround one air accommodating blind groove 3, the second strip 17 and the third strip 18 form a second ring, and the second strip 17 and the third strip 18 surround the other air accommodating blind groove 3. The first sealing ring 15 is utilized to realize the sufficient isolation and sealing of the two air-containing blind grooves 3, and meanwhile, the two air-containing blind grooves 3 are prevented from being communicated with each other and are not used well.
The gas passing plate 2 is provided with two second ring grooves 19, the second ring grooves 19 are internally provided with second sealing rings 21 for sealing a gap between the gas passing plate 2 and a casing of the double-cylinder inflator, the first ring grooves 14 and the second ring grooves 19 are respectively formed by the two sides of the gas passing plate 2 which are far away from each other in a concave mode, the second sealing ring 21 in one second ring groove 19 surrounds one first through hole 5 and one second through hole 6, and the second sealing ring 21 in the other second ring groove 19 surrounds the other first through hole 5 and the other second through hole 6. The second sealing ring 21 seals the gap between the gas passing plate 2 and the casing of the double-cylinder inflator, so as to avoid the gas leakage between the two parts and avoid the poor use.
It encircles fenestrate third annular 22 to be provided with on the board of crossing gas 2, and the third annular 22 content is equipped with and is used for sealing the third sealing washer 23 of the clearance between board of crossing gas 2 and the check valve piece, avoids crossing gas leakage between board of crossing gas 2 and the check valve piece and uses badly. Preferably, the number of the third ring grooves 22 and the number of the third sealing rings 23 are four, and four third ring grooves 22 and four third sealing rings 23 are respectively used in cooperation with four through holes.
Still include the screw thread nail, cross gas board 2 and be equipped with the screw hole, the screw thread nail is worn through check valve piece spiro union in the screw hole, and the screw thread nail is used for fixing check valve piece's one end on gas board 2, and check valve piece's the other end is used for opening or covers the perforation. Through the setting of screw nail, after the check valve piece damages, be convenient for change the check valve piece fast. Preferably, the threaded holes do not penetrate through the gas plate 2, which reduces the risk of gas leakage compared to threaded holes penetrating through the gas plate 2.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. A double-cylinder shared cylinder cover air outlet structure comprises a cylinder cover and an air passing plate, wherein the cylinder cover is detachably connected with an external double-cylinder inflator shell, and the air passing plate is clamped between the cylinder cover and the double-cylinder inflator shell; the method is characterized in that: the cylinder cover is provided with two air containing blind grooves and two air passing holes, the two air passing holes are respectively communicated with the two air containing blind grooves, the air passing holes penetrate through the side wall of the cylinder cover, and the air passing plate is used for covering the openings of the air containing blind grooves; the air passing plate is provided with two first through holes, two second through holes, two first check valve plates and two second check valve plates, the two first through holes are communicated with one air containing blind groove, the two second through holes are communicated with the other air containing blind groove, the two first check valve plates are used for opening and closing the two first through holes respectively, the two second check valve plates are used for opening and closing the two second through holes respectively, and the first check valve plates and the second check valve plates are located on two sides of the air passing plate respectively.
2. The double-cylinder shared cylinder head outlet structure according to claim 1, characterized in that: the cylinder cover is provided with an isolation rib plate, the isolation rib plate is used for dividing two air containing blind grooves, the two air containing blind grooves are respectively positioned at two sides of the isolation rib plate, and the two air passing holes are respectively positioned at two sides of the cylinder cover far away from each other.
3. The double-cylinder shared cylinder head outlet structure according to claim 2, characterized in that: the isolation ribbed plate is connected with a plurality of reinforcing ribs, the reinforcing ribs are connected with the bottom wall of the air containing blind groove, and the plurality of reinforcing ribs are respectively positioned on two sides of the isolation ribbed plate.
4. The double-cylinder shared cylinder head outlet structure according to claim 2, characterized in that: the cylinder cover is characterized by further comprising a plurality of radiating fins arranged on the cylinder cover, the isolating rib plates are provided with radiating blind grooves, and the radiating blind grooves and the air containing blind grooves are formed by being respectively formed by concavely arranging two sides of the cylinder cover, which are far away from each other.
5. The double-cylinder shared cylinder head outlet structure according to claim 4, characterized in that: the cooling fins are positioned on one side, far away from the gas passing plate, of the cylinder cover, the plurality of cooling fins are arranged in parallel, and a cooling channel is formed between every two adjacent cooling fins.
6. The double-cylinder shared cylinder head outlet structure according to claim 1, characterized in that: the gas passing plate is provided with a first ring groove, and a first sealing ring used for sealing a gap between the gas passing plate and the cylinder cover is arranged in the first ring groove.
7. The double-cylinder shared cylinder head outlet structure according to claim 6, characterized in that: the first sealing ring comprises a first strip body, a second strip body and a third strip body used for isolating the first strip body from the second strip body, the first strip body and the third strip body are arranged in a mode of surrounding one air-containing blind groove, and the second strip body and the third strip body are arranged in a mode of surrounding the other air-containing blind groove.
8. The double-cylinder shared cylinder head outlet structure according to claim 1, characterized in that: the gas passing plate is provided with two second ring grooves, second sealing rings used for sealing a gap between the gas passing plate and the shell of the double-cylinder inflator are arranged in the second ring grooves, the second sealing ring in one second ring groove surrounds one first through hole and one second through hole, and the second sealing ring in the other second ring groove surrounds the other first through hole and the other second through hole.
9. The double-cylinder shared cylinder head outlet structure according to claim 1, characterized in that: the air passing plate is provided with a third ring groove surrounding the through hole, and a third sealing ring used for sealing a gap between the air passing plate and the check valve plate is arranged in the third ring groove.
10. The double-cylinder shared cylinder head outlet structure according to claim 1, characterized in that: still include the screw thread nail, cross the gas board and be equipped with the screw hole, the screw thread nail is worn through check valve piece spiro union in the screw hole, and the screw thread nail is used for fixing check valve piece's one end on crossing the gas board, and check valve piece's the other end is used for opening or covers the perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020634243.1U CN212250406U (en) | 2020-04-23 | 2020-04-23 | Structure for air outlet of cylinder cover shared by double cylinders |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020634243.1U CN212250406U (en) | 2020-04-23 | 2020-04-23 | Structure for air outlet of cylinder cover shared by double cylinders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212250406U true CN212250406U (en) | 2020-12-29 |
Family
ID=73996869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020634243.1U Active CN212250406U (en) | 2020-04-23 | 2020-04-23 | Structure for air outlet of cylinder cover shared by double cylinders |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212250406U (en) |
-
2020
- 2020-04-23 CN CN202020634243.1U patent/CN212250406U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 808, Building 1, No. 16 Keji Fourth Road, Songshanhu Park, Dongguan City, Guangdong Province, 523000 Patentee after: DONGGUAN RICHTEK ELECTRONICS Co.,Ltd. Country or region after: China Address before: No.525, Yirong building, high tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: DONGGUAN RICHTEK ELECTRONICS Co.,Ltd. Country or region before: China |