CN218644424U - Double-valve-plate high-sealing-performance valve group device - Google Patents
Double-valve-plate high-sealing-performance valve group device Download PDFInfo
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- CN218644424U CN218644424U CN202222945649.3U CN202222945649U CN218644424U CN 218644424 U CN218644424 U CN 218644424U CN 202222945649 U CN202222945649 U CN 202222945649U CN 218644424 U CN218644424 U CN 218644424U
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Abstract
The utility model provides a high leakproofness valves device of bivalve board. The utility model comprises a cylinder cover, an upper valve plate and a lower valve plate, wherein the cylinder cover is provided with an air inlet channel and an air outlet channel, the upper valve plate is provided with an upper air inlet hole and an upper air outlet hole, and the lower valve plate is provided with a lower air outlet hole and a lower air inlet hole; the air inlet channel, the upper air inlet hole and the lower air inlet hole are mutually communicated in a butt joint way; the air outlet passage, the upper air outlet hole and the lower air outlet hole are communicated in a butt joint mode, an air inlet valve plate is installed at the position of the upper air outlet hole, an air outlet valve plate is installed at the position of the lower air outlet hole, and the air outlet valve further comprises an air outlet sealing ring, an upper sealing ring and a lower sealing ring. Compared with a sealing structure in the form of a traditional sealing gasket, on one hand, the valve group device adopts the form of a sealing ring, so that the sealing is more targeted, and the sufficient sealing effect is ensured; on the other hand, compared with the sealing gasket, the sealing gasket is greatly reduced in material consumption, the material loss is greatly reduced, and the manufacturing cost is fully controlled.
Description
Technical Field
The utility model relates to an air compressor machine subassembly, especially, relate to a high leakproofness valves device of bivalve board.
Background
The current valve plate structure is the china utility model patent of CN204851597U like bulletin number, an air compressor machine valve plate device, its major structure includes the cylinder cap, the cylinder body, be equipped with the valve plate structure between cylinder cap and cylinder body, this valve plate structure includes the valve plate, lower valve plate, be equipped with first inlet port, the second venthole on last valve plate, be equipped with first venthole, the second inlet port under on the valve plate, the drill way department that is close to lower valve plate at first inlet port installs the valve block that admits air, the drill way department that is close to last valve plate at first venthole installs the valve block that admits air.
When the valve plate device with the structure is installed, the cylinder cover, the upper valve plate, the lower valve plate and the cylinder body are sequentially spliced with one another, three sealing rubber gaskets are also arranged for ensuring the sealing performance between the four parts, namely, a first rubber sealing gasket is installed between the cylinder cover and the upper valve plate, a second rubber sealing gasket is installed between the upper valve plate and the lower valve plate, and a third rubber sealing gasket is installed between the lower valve plate and the cylinder body.
Referring to the above-mentioned chinese utility model patent with publication number CN204851597U, an air compressor valve plate device is shown in fig. 1, all rubber seal gasket's basic external shape is unanimous with corresponding binding face, can set up various logical grooves on rubber seal gasket, leads to the groove and supplies the air current to flow, though the seal gasket of above-mentioned structure can play certain sealed effect, nevertheless because seal gasket's monolithic volume is great, the material waste is comparatively serious.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a high leakproofness valve unit device of bivalve board, it redesigns the sealing member of inside, and the material loss of sealing member reduces by a wide margin.
In order to solve the technical problem, the technical scheme of the utility model is that:
a double-valve-plate high-sealing-performance valve group device comprises a cylinder cover, an upper valve plate and a lower valve plate, wherein an air inlet channel and an air outlet channel are arranged on the cylinder cover, an upper air inlet hole and an upper air outlet hole are formed in the upper valve plate, and a lower air outlet hole and a lower air inlet hole are formed in the lower valve plate; the air inlet channel, the upper air inlet hole and the lower air inlet hole are in butt joint communication with each other; the air outlet channel, the upper air outlet hole and the lower air outlet hole are communicated in a butt joint mode, an air inlet valve plate is arranged at the position, close to the orifice of the lower valve plate, of the upper air outlet hole, an air outlet valve plate is arranged at the position, close to the orifice of the upper valve plate, of the lower air outlet hole, and the air outlet valve plate further comprises an air outlet sealing ring, an upper sealing ring and a lower sealing ring;
the air outlet sealing ring is arranged between the cylinder cover and the upper valve plate and surrounds the air outlet channel and the periphery of the upper air outlet hole;
the upper sealing ring is arranged between the upper valve plate and the lower valve plate, and the upper sealing ring surrounds the peripheral positions of the upper air inlet hole and the lower air inlet hole;
the lower sealing ring is arranged between the upper valve plate and the lower valve plate and surrounds the upper air outlet hole and the peripheral position of the lower air outlet hole.
Through the technical scheme, in the actual working process of the valve group device, air enters the air inlet channel, the upper air inlet hole and the lower air inlet hole in sequence during air inlet; during air outlet, air flows out of the lower air outlet hole, the upper air outlet hole and the air outlet channel in sequence, in the process, the air outlet sealing ring ensures the sealing property between the air outlet channel and the upper air outlet hole, the upper sealing ring ensures the sealing property between the upper air inlet hole and the lower air inlet hole, and the lower sealing ring ensures the sealing property between the upper air outlet hole and the lower air outlet hole;
compared with a sealing structure in the form of a traditional sealing gasket, on one hand, the sealing structure adopts the form of a sealing ring, so that the sealing structure is more pertinent, and the sufficient sealing effect is ensured; on the other hand, compared with the sealing gasket, the sealing gasket is greatly reduced in material consumption, the material loss is greatly reduced, and the manufacturing cost is fully controlled.
Preferably, the side wall of the cylinder cover close to the upper valve plate is provided with a gas outlet sealing groove, and the gas outlet sealing ring is installed in the gas outlet sealing groove.
Through above-mentioned technical scheme, can install the sealing washer of giving vent to anger in the seal groove of giving vent to anger, give vent to anger the sealing washer alright obtain the location effect, sealed effect obtains the reinforcing.
Preferably, an upper sealing groove is formed in the side wall, close to the lower valve plate, of the upper valve plate, and the upper sealing ring is installed in the upper sealing groove.
Through above-mentioned technical scheme, can install the upper seal circle in the upper seal groove, the upper seal circle alright obtain positioning effect, sealed effect obtains the reinforcing.
Preferably, the lower valve plate is provided with a lower sealing groove on the side wall close to the upper valve plate, and the lower sealing ring is installed in the lower sealing groove.
Through above-mentioned technical scheme, can install the lower seal circle in lower seal groove, the lower seal circle alright obtain the location effect, and sealed effect obtains the reinforcing.
Preferably, the number of the upper air inlet holes in the upper valve plate is two, the two ends of the air inlet valve plate are air inlet ends, the middle part of the air inlet valve plate is mounted on the upper valve plate, and the two air inlet ends on the air inlet valve plate are respectively matched with the orifices of the upper air inlet holes;
the number of the lower air inlets on the lower valve plate is two, and the two lower air inlets are communicated with the two upper air inlets in a one-to-one correspondence manner.
Through the technical scheme, the two upper air inlet holes are formed, and air is simultaneously fed through the two air inlet holes, so that the air feeding rate is greatly improved, and the discharge capacity of the whole air compressor is improved; the middle part of the air inlet valve plate is arranged on the upper valve plate, when two air inlet holes generate air to flow inwards, the two ends of the air inlet valve plate can deform to a certain degree, the structure is compact, and air inlet is stable.
Preferably, it is equipped with two on the lateral wall that the valve plate is close to lower valve plate to go up the valve plate, two go up the dashpot and follow respectively correspondingly go up the air inlet periphery and arrange.
Through above-mentioned technical scheme, when the air was gone into by last air vent, the air also can enter into in the last dashpot, on the one hand, makes the area of striking increase between this part air and the inlet end of admitting air valve block, and on the other hand, also after the air entered into last dashpot, the flow rate of whole air descends, can reach certain cushioning effect.
Preferably, each groove wall of the upper buffer groove is further provided with an extension groove, and the extension groove extends to one side of the middle part of the air inlet valve plate.
Through above-mentioned technical scheme, the air can follow the dashpot and enter into the extending groove in, because the extending groove extends to the middle part one side of admitting air the valve block, the air that flows into in the extending groove promptly can take place the striking with the lateral wall that is close to the valve block middle part position of admitting air, at this moment, combines the cushioning effect of dashpot, and the at utmost has increased the air and has admitted air the produced effective striking area between the valve block, and buffering effect reaches the best.
Preferably, an air blocking table is arranged in the lower air inlet hole.
Through the technical scheme, when air enters the lower air inlet, the air blocking table can generate a certain blocking effect on the air, and the overall air flow rate is reduced.
Preferably, the choke table is provided with a transition groove on the side wall close to the upper valve plate, and the transition groove is communicated with the lower air inlet hole.
Through above-mentioned technical scheme, the air after taking place the striking with choke platform can enter into transition groove, lower inlet port in proper order, can not only further reduce air flow rate, also can play the purpose to the air drainage moreover.
Preferably, two transition inclined planes are arranged between the lower air inlet holes, each transition inclined plane inclines towards one side of the lower air inlet hole, and the air inlet valve plate can be attached to the transition inclined planes.
Through above-mentioned technical scheme, when the inlet end of admitting air valve block takes place deformation, the admission valve block can progressively laminate with the transition inclined plane, and the transition inclined plane can guide the admission valve block to produce progressively deformation, reduces the produced vibrations noise of admission valve block.
Drawings
FIG. 1 is an exploded view of the structure of the first embodiment;
FIG. 2 is an exploded view of the structure of the second embodiment;
FIG. 3 is a schematic structural view of an upper valve plate in the embodiment;
FIG. 4 is a schematic structural view of a lower valve plate in the embodiment.
Reference numerals: 1. a cylinder cover; 2. an air intake passage; 3. an air outlet channel; 4. an upper valve plate; 41. an upper air inlet hole; 42. an upper air outlet hole; 5. a lower valve plate; 51. a lower air outlet hole; 52. a lower air inlet; 6. an air inlet valve plate; 61. an air inlet end; 7. an air outlet valve plate; 8. an air outlet sealing ring; 9. an upper sealing ring; 10. a lower seal ring; 11. an air outlet sealing groove; 12. an upper seal groove; 13. a lower seal groove; 14. an upper buffer tank; 15. an extension groove; 16. a gas blocking table; 17. a transition groove; 18. a transition bevel.
Detailed Description
The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.
A double-valve-plate high-sealing-performance valve group device is shown in figure 1 and mainly comprises a cylinder cover 1, an upper valve plate 4 and a lower valve plate 5.
Referring to fig. 1, an air inlet channel 2 and an air outlet channel 3 are arranged on a cylinder head 1, air can enter from the air inlet channel 2, and air in the valve group device can also flow out from the air outlet channel 3.
Referring to fig. 1, the upper valve plate 4 is provided with an upper air inlet 41 and an upper air outlet 42.
Referring to fig. 1, the lower valve plate 5 is provided with a lower air outlet hole 51 and a lower air inlet hole 52.
Referring to fig. 1 and 2, after the cylinder cover 1, the upper valve plate 4 and the lower valve plate 5 are mounted with each other, the air inlet channel 2, the upper air inlet hole 41 and the lower air inlet hole 52 are in butt joint communication with each other; the air outlet channel 3, the upper air outlet hole 42 and the lower air outlet hole 51 are mutually communicated in a butt joint way.
Referring to fig. 1, an air outlet sealing groove 11 is provided on a side wall of the cylinder head 1 near the upper valve plate 4, and the air outlet sealing groove 11 surrounds the peripheral position of the air outlet channel 3. An air outlet sealing ring 8 is arranged in the air outlet sealing groove 11, and the air outlet sealing ring 8 also surrounds the peripheral position of the air outlet channel 3. After the cylinder cover 1 and the upper valve plate 4 are connected to each other, the air outlet sealing ring 8 is disposed between the cylinder cover 1 and the upper valve plate 4, and the air outlet sealing ring 8 surrounds the peripheral positions of the air outlet channel 3 and the upper air outlet hole 42.
Referring to fig. 1 and 3, an upper sealing groove 12 is disposed on a sidewall of the upper valve plate 4 close to the lower valve plate 5, and the upper sealing groove 12 surrounds the upper air inlet 41. An upper seal ring 9 is mounted in the upper seal groove 12, and the upper seal ring 9 also surrounds the periphery of the upper air inlet hole 41. After the upper valve plate 4 and the lower valve plate 5 are connected to each other, the upper sealing ring 9 is disposed between the upper valve plate 4 and the lower valve plate 5, and the upper sealing ring 9 surrounds the upper air inlet 41 and the lower air inlet 52.
In addition, referring to fig. 2 and fig. 3, the number of the upper air inlet holes 41 on the upper valve plate 4 is two, the two ends of the air inlet valve plate 6 are air inlet ends 61, the middle part of the air inlet valve plate 6 is installed on the upper valve plate 4, and the two air inlet ends 61 on the air inlet valve plate 6 are respectively matched with the orifices of the upper air inlet holes 41; the number of the lower air inlet holes 52 on the lower valve plate 5 is two, and the two lower air inlet holes 52 are communicated with the two upper air inlet holes 41 in a one-to-one correspondence manner.
Referring to fig. 1 and 3, two upper buffer slots 14 are disposed on the side wall of the upper valve plate 4 close to the lower valve plate 5, and the two upper buffer slots 14 are respectively arranged along the periphery of the corresponding upper air inlet 41.
Referring to fig. 1 and 3, an extension groove 15 is further disposed on a groove wall of each of the upper buffer grooves 14, and the extension groove 15 extends toward a side of a middle portion of the intake valve sheet 6.
Referring to fig. 4, a choke table 16 is provided in the lower intake hole 52. The choke table 16 is provided with a transition groove 17 on the side wall close to the upper valve plate 4, and the transition groove 17 is communicated with the lower air inlet 52.
Referring to fig. 1 and 4, a lower sealing groove 13 is disposed on a sidewall of the lower valve plate 5 close to the upper valve plate 4, and the lower sealing groove 13 surrounds a peripheral position of the lower air outlet 51. A lower seal ring 10 is mounted in the lower seal groove 13, and the lower seal ring 10 also surrounds the lower vent hole 51. After the upper valve plate 4 and the lower valve plate 5 are connected to each other, the lower seal ring 10 is disposed between the upper valve plate 4 and the lower valve plate 5, and the upper seal ring 9 surrounds the upper air outlet hole 42 and the lower air outlet hole 51.
Referring to fig. 1 and 2, an inlet valve plate 6 is mounted at the upper inlet 41 close to the orifice of the lower valve plate 5, and an outlet valve plate 7 is mounted at the lower outlet 51 close to the orifice of the upper valve plate 4.
Referring to fig. 1 and 4, two transition inclined planes 18 are disposed between the two lower air inlet holes 52, each transition inclined plane 18 is inclined toward one side of the lower air inlet hole 52, and the air inlet valve plate 6 can be attached to the transition inclined plane 18.
Of course, the above is only the typical example of the present invention, in addition, the present invention can also have other multiple specific embodiments, and all the technical solutions formed by adopting equivalent replacement or equivalent transformation all fall within the scope of the present invention.
Claims (10)
1. A double-valve-plate high-sealing-performance valve group device comprises a cylinder cover (1), an upper valve plate (4) and a lower valve plate (5), wherein an air inlet channel (2) and an air outlet channel (3) are arranged on the cylinder cover (1), an upper air inlet hole (41) and an upper air outlet hole (42) are arranged on the upper valve plate (4), and a lower air outlet hole (51) and a lower air inlet hole (52) are arranged on the lower valve plate (5); the air inlet channel (2), the upper air inlet hole (41) and the lower air inlet hole (52) are mutually communicated in a butt joint way; air outlet channel (3), go up venthole (42), lower venthole (51) dock the intercommunication each other, go up air inlet (41) and be close to the drill way department in lower valve plate (5) and install air inlet valve piece (6), venthole (51) are close to the drill way department in last valve plate (4) down and install air outlet valve piece (7), characterized by: the air outlet sealing ring (8), the upper sealing ring (9) and the lower sealing ring (10) are also included;
the air outlet sealing ring (8) is arranged between the cylinder cover (1) and the upper valve plate (4), and the air outlet sealing ring (8) surrounds the peripheral positions of the air outlet channel (3) and the upper air outlet hole (42);
the upper sealing ring (9) is arranged between the upper valve plate (4) and the lower valve plate (5), and the upper sealing ring (9) surrounds the periphery of the upper air inlet hole (41) and the lower air inlet hole (52);
the lower sealing ring (10) is arranged between the upper valve plate (4) and the lower valve plate (5), and the lower sealing ring (10) surrounds the periphery of the upper air outlet hole (42) and the lower air outlet hole (51).
2. The double-valve-plate high-sealing-performance valve group device according to claim 1, wherein: the side wall of the cylinder cover (1) close to the upper valve plate (4) is provided with a gas outlet sealing groove (11), and the gas outlet sealing ring (8) is installed in the gas outlet sealing groove (11).
3. The double-valve-plate high-sealing-performance valve group device according to claim 1, wherein: go up valve plate (4) and be close to and be equipped with on the lateral wall of lower valve plate (5) seal groove (12), go up sealing washer (9) install in go up seal groove (12).
4. The double-valve-plate high-sealing-performance valve group device according to claim 1, wherein: and a lower sealing groove (13) is formed in the side wall, close to the upper valve plate (4), of the lower valve plate (5), and a lower sealing ring (10) is installed in the lower sealing groove (13).
5. The double-valve-plate high-sealing-performance valve group device according to any one of claims 1 to 4, wherein: the number of the upper air inlet holes (41) in the upper valve plate (4) is two, the two ends of the air inlet valve plate (6) are air inlet ends (61), the middle part of the air inlet valve plate (6) is arranged on the upper valve plate (4), and the two air inlet ends (61) in the air inlet valve plate (6) are respectively matched with the orifices of the upper air inlet holes (41);
the number of the lower air inlet holes (52) on the lower valve plate (5) is two, and the two lower air inlet holes (52) are communicated with the two upper air inlet holes (41) in a one-to-one correspondence manner.
6. The double-valve-plate high-sealing-performance valve group device according to claim 5, wherein: go up valve plate (4) and be close to on the lateral wall of lower valve plate (5) and be equipped with two buffer slot (14), two go up buffer slot (14) and follow respectively and correspond go up air vent (41) periphery and arrange.
7. The double-valve-plate high-sealing-performance valve group device according to claim 6, wherein: and each groove wall of the upper buffer groove (14) is also provided with an extension groove (15), and the extension groove (15) extends to one side of the middle part of the air inlet valve plate (6).
8. The double-valve-plate high-sealing-performance valve group device according to claim 5, wherein: an air blocking table (16) is arranged in the lower air inlet hole (52).
9. The dual-valve plate high-sealing valve group device according to claim 8, wherein: the air blocking table (16) is close to the side wall of the upper valve plate (4) and is provided with a transition groove (17), and the transition groove (17) is communicated with the lower air inlet (52).
10. The double-valve-plate high-sealing valve group device as claimed in claim 5, wherein: two transition inclined planes (18) are arranged between the lower air inlet holes (52), each transition inclined plane (18) inclines towards one side of the lower air inlet hole (52), and the air inlet valve plate (6) can be attached to the transition inclined planes (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222945649.3U CN218644424U (en) | 2022-11-02 | 2022-11-02 | Double-valve-plate high-sealing-performance valve group device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222945649.3U CN218644424U (en) | 2022-11-02 | 2022-11-02 | Double-valve-plate high-sealing-performance valve group device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218644424U true CN218644424U (en) | 2023-03-17 |
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ID=85497606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222945649.3U Active CN218644424U (en) | 2022-11-02 | 2022-11-02 | Double-valve-plate high-sealing-performance valve group device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218644424U (en) |
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2022
- 2022-11-02 CN CN202222945649.3U patent/CN218644424U/en active Active
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