CN219933130U - Valve labor-saving opening and closing mechanism - Google Patents
Valve labor-saving opening and closing mechanism Download PDFInfo
- Publication number
- CN219933130U CN219933130U CN202320982889.2U CN202320982889U CN219933130U CN 219933130 U CN219933130 U CN 219933130U CN 202320982889 U CN202320982889 U CN 202320982889U CN 219933130 U CN219933130 U CN 219933130U
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- China
- Prior art keywords
- bevel gear
- cover
- hole
- upper cover
- oil
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- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 239000003921 oil Substances 0.000 claims description 45
- 239000010687 lubricating oil Substances 0.000 claims description 13
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 4
- 238000005728 strengthening Methods 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000012466 permeate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- General Details Of Gearings (AREA)
Abstract
The utility model discloses a valve labor-saving opening and closing mechanism which comprises a bottom cover, an upper cover and a side cover, wherein the bottom cover is connected with the upper cover through bolts, the side cover is fixed on the side surfaces of the upper cover and the lower cover, a gear transmission part is arranged between the bottom cover and the upper cover, the gear transmission part comprises a first bevel gear, a second bevel gear and a bushing, the bushing is fixed at the center of the first bevel gear and is used for installing a valve rod, one end of the second bevel gear is meshed with the first bevel gear for transmission, the other end of the second bevel gear penetrates through the side cover and is provided with a hand wheel, two ends of the bushing and the second bevel gear are respectively provided with a first bearing and a second bearing, an oil inlet hole is formed between the upper cover and the two second bearings correspondingly, and a sealing plug is connected in the oil inlet hole in a threaded manner.
Description
Technical Field
The utility model discloses a valve labor-saving opening and closing mechanism, and belongs to the technical field of valves.
Background
The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow rate) of a conveying medium. Depending on their function, they can be classified into shutoff valves, check valves, regulating valves, etc.
The valve is a control component in the fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like. Valves for fluid control systems range from the simplest shut-off valves to the various valves used in extremely complex automatic control systems, which are quite diverse in variety and specification.
At present, the valve is mostly manually operated, the whole structure is realized by means of gear transmission, friction force often influences the labor-saving effect of the operation of a hand wheel during gear transmission, but the existing valve is laborious to open and close due to lack of a lubricating structure.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a valve labor-saving opening and closing mechanism.
The valve labor-saving opening and closing mechanism comprises a bottom cover, an upper cover and a side cover, wherein the bottom cover is connected with the upper cover through bolts, the side cover is fixed on the side surfaces of the bottom cover and the upper cover, a gear transmission part is arranged between the bottom cover and the upper cover and comprises a first bevel gear, a second bevel gear and a bushing, the bushing is fixed at the center of the first bevel gear and is used for mounting a valve rod, one end of the second bevel gear is meshed with the first bevel gear for transmission, the other end of the second bevel gear penetrates through the side cover and is provided with a hand wheel, two ends of the bushing and the second bevel gear are respectively provided with a first bearing and a second bearing, an oil inlet hole is formed between the upper cover and the two second bearings, a sealing plug is connected in the oil inlet hole in a threaded manner, an oil storage sleeve is arranged between the two second bearings, an oil storage cavity is formed between the oil storage sleeve and the second bevel gear, an oil through hole is formed in the second bevel gear, and the inner side of the second bevel gear is provided with an oil guide hole for guiding lubricating oil to the first bevel gear.
Preferably, the moving part comprises a connecting bolt, a spring and a limiting block, wherein the connecting bolt and the second bevel gear are coaxially arranged, the connecting bolt is provided with a sealing part and a connecting part, the oil through hole is positioned at one end of the sealing part, which is close to the connecting part, the spring is sleeved on the connecting part, two ends of the spring are respectively connected with the second bevel gear and the limiting block, the limiting block is in threaded connection with the connecting part, the second bevel gear is provided with a limiting groove for the sliding of the limiting block, the second bevel gear is positioned at the outer side of the side cover and is provided with an adjusting part for pushing the connecting bolt to be close to the bushing, and the connecting bolt is provided with an oil guide channel.
Preferably, the oil guide channel comprises a first through hole, a second through hole and a third through hole, the first through hole is located at one end of the connecting portion, which is close to the sealing portion, the third through hole is located at one end of the sealing portion, which is far away from the connecting portion, the second through hole is connected with the first through hole and the second through hole, and a plug for plugging the second through hole is arranged at the end of the connecting bolt.
Preferably, the adjusting piece is a limit bolt, and one end of the adjusting piece is in threaded connection with the side cover and extends to the inner side of the second bevel gear.
Preferably, the upper cover is provided with a protective cover for covering the valve rod, the protective cover comprises an outer cover and an inner cover, one end of the outer cover is fixedly connected with the upper cover, one end of the inner cover is slidably embedded in the outer cover, and the outer cover is provided with a fixing screw.
Preferably, the outside of upper cover is provided with the strengthening rib that takes the bush as central circumference array distribution.
Compared with the prior art, the utility model has the beneficial effects that:
through setting up inlet port, oil storage cover and moving part, lubricating oil gets into in the oil storage chamber from inlet port and oil guide hole, and the lubricating oil part in the oil storage chamber can permeate to second bearing and second bevel gear junction towards both sides for the hand wheel is more smooth and easy when driving the second bevel gear rotation, and the position of moving part in the second bevel gear is located through the regulating part simultaneously, makes lubricating oil can be smooth from the oil storage chamber drop to on the first bevel gear, so that more smooth and easy laborsaving when first bevel gear and second bevel gear meshing transmission.
Drawings
FIG. 1 is a schematic diagram of a labor-saving valve opening and closing mechanism according to the present utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an internal cross-sectional view of a moveable member according to the present utility model;
reference numerals: 1. an inner cover; 2. an outer cover; 3. an upper cover; 4. reinforcing ribs; 5. a first bevel gear; 6. a bottom cover; 7. a first bearing; 8. a bushing; 9. a second bevel gear; 10. a hand wheel; 11. an adjusting member; 12. an oil inlet hole; 13. a sealing plug; 14. an oil guide hole; 15. an oil storage chamber; 16. a limit groove; 17. an oil guide channel; 18. a limiting block; 19. a second bearing; 20. an oil storage jacket; 21. oil holes; 22. a connecting bolt; 23. a sealing part; 24. a first through hole; 25. a spring; 26. a connection part; 27. a second through hole; 28. a third through hole; 29. a plug; 30. a side cover.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1-3, a valve labor-saving opening and closing mechanism comprises a bottom cover 6, an upper cover 3 and a side cover 30, wherein the bottom cover 6 is connected with the upper cover 3 through bolts, the side cover 30 is fixed on the side surfaces of the two, a gear transmission part is arranged between the bottom cover 6 and the upper cover 3, the gear transmission part comprises a first bevel gear 5, a second bevel gear 9 and a bushing 8, the bushing 8 is fixed at the center of the first bevel gear 5 and is used for mounting a valve rod, one end of the second bevel gear 9 is meshed with the first bevel gear 5 for transmission, the other end of the second bevel gear 9 penetrates through the side cover 30 and is provided with a hand wheel 10, two ends of the bushing 8 and the second bevel gear 9 are respectively provided with a first bearing 7 and a second bearing 19, an oil inlet 12 is arranged between the upper cover 3 and the two corresponding second bearings 19, an inner thread of the oil inlet 12 is connected with a sealing plug 13, an oil storage sleeve 20 is arranged between the two second bearings 19, an oil storage cavity 15 is formed between the oil storage sleeve 20 and the second bevel gear 9, an oil guide hole 14 is arranged on the oil storage sleeve 20, an oil hole 21 is arranged on the second bevel gear 9, and an inner side is provided with a movable lubricating oil guiding part 5 for guiding lubricating oil.
The movable piece comprises a connecting bolt 22, a spring 25 and a limiting block 18, the connecting bolt 22 and the second bevel gear 9 are coaxially arranged, the connecting bolt 22 is provided with a sealing part 23 and a connecting part 26, an oil through hole 21 is positioned at one end of the sealing part 23, which is close to the connecting part 26, the spring 25 is sleeved on the connecting part 26, two ends of the oil through hole are respectively connected with the second bevel gear 9 and the limiting block 18, the limiting block 18 is in threaded connection with the connecting part 26, the second bevel gear 9 is provided with a limiting groove 16 for enabling the limiting block 18 to slide, the second bevel gear 9 is positioned at the outer side of a side cover 30 and is provided with an adjusting piece 11 for pushing the connecting bolt 22 to be close to a bushing 8, the connecting bolt 22 is provided with an oil guide channel 17, the oil guide channel 17 comprises a first through hole 24, a second through hole 27 and a third through hole 28, the first through hole 24 is positioned at one end of the connecting part 26, which is close to the sealing part 23, the third through hole 28 is positioned at one end of the sealing part 23, which is far away from the connecting part 26, the second through hole 27 is connected with the first through hole 24 and the second through hole 27, the end of the connecting bolt 22 is provided with a plug 29 for plugging the second through hole 27, the end of the regulating piece 11 is positioned, the regulating piece 11 is positioned at the inner side of the limiting groove 9, the regulating piece 11 is positioned at the side of the side cover 30, and the regulating piece is positioned at the end of the side cover 9, and the end of the connecting piece is more smoothly slides to the side cover 18 through the connecting piece 9, and the first through the sealing part and the sealing part 9, and the end is more smoothly passes through the sealing part 23, and the first through the sealing part and the sealing part 23, and the first through the sealing hole 9, and the first through the sealing hole and the end is more through the sealing hole 9, and the end is more than the sealing hole and the end.
The upper cover 3 is provided with the visor that covers the valve rod, the visor includes enclosing cover 2 and inner cup 1, the one end and the upper cover 3 fixed connection of enclosing cover 2, the one end slip embedding of inner cup 1 is provided with set screw on the enclosing cover 2 in the enclosing cover 2, inner cup 1 can upwards pull, thereby change the overall length of enclosing cover 2 and inner cup 1, and fix a position through the screw, not only can play dirt-proof effect, avoid the dust to get into the inboard of upper cover 3, can also satisfy the cover of not length valve rod simultaneously, the outside of upper cover 3 is provided with the strengthening rib 4 that uses bush 8 as central circumference array distribution, the strengthening rib 4 can improve the overall strength of upper cover 3, avoid leading to the condition of fracture because of the atress when first bevel gear 5 and second bevel gear 9 meshing transmission.
Working principle: when the second bearing 19, the first bevel gear 5 and the second bevel gear 9 need to be lubricated, the sealing plug 13 is opened, lubricating oil is injected into the oil inlet hole 12, the lubricating oil enters the oil storage cavity 15 from the oil guide hole 14, the lubricating oil can permeate to the second bearing 19 along the axial direction of the second bevel gear 9, so that friction between the second bearing 19 and the second bevel gear 9 is reduced, at the moment, the upper sealing part 23 of the connecting bolt 22 blocks the oil through hole 21, the lubricating oil cannot flow out from the end parts of the movable part and the second bevel gear 9, then the regulating part 11 is rotated, one end of the regulating part 11 is abutted against the limiting block 18 and compresses the spring 25, a gap is formed between the sealing part 23 and the second bevel gear 9, the gap is slowly filled with the lubricating oil, the lubricating oil can flow along the first through hole 24, the second through hole 27 and the third through hole 28, and drop onto the first bevel gear 5 from the end part of the connecting bolt 22, and then the hand wheel 10 is rotated, so that the meshing part of the first bevel gear 5 and the second bevel gear 9 is fully lubricated, so that the smoothness of the driving of the two valves can be effectively improved, and the opening and closing of the valve is more labor-saving.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The valve labor-saving opening and closing mechanism comprises a bottom cover (6), an upper cover (3) and a side cover (30), and is characterized in that the bottom cover (6) is connected with the upper cover (3) through bolts, the side cover (30) is fixed on the side surfaces of the bottom cover (6) and the upper cover (3), a gear transmission part is arranged between the bottom cover (6) and the upper cover (3), the gear transmission part comprises a first bevel gear (5), a second bevel gear (9) and a bushing (8), the bushing (8) is fixed at the center of the first bevel gear (5) and is used for installing a valve rod, one end of the second bevel gear (9) is meshed with the first bevel gear (5) for transmission, the other end of the second bevel gear (9) penetrates through the side cover (30) and is provided with a hand wheel (10), a first bearing (7) and a second bearing (19) are respectively arranged at two ends of the bushing (8) and the second bevel gear (9), an oil inlet hole (12) is formed between the upper cover (3) and the two second bearing (19), an oil inlet hole (12) is connected with an inner thread (13) between the two bearing sleeves (19), an oil storage cavity (20) is formed between the second bearing sleeve (20) and an oil storage sleeve (20), the second bevel gear (9) is provided with an oil through hole (21), and the inner side of the second bevel gear (9) is provided with a movable part for guiding lubricating oil to the first bevel gear (5).
2. The valve labor-saving opening and closing mechanism according to claim 1, wherein the movable part comprises a connecting bolt (22), a spring (25) and a limiting block (18), the connecting bolt (22) and the second bevel gear (9) are coaxially arranged, the connecting bolt (22) is provided with a sealing part (23) and a connecting part (26), the oil through hole (21) is positioned at one end, close to the connecting part (26), of the sealing part (23), the spring (25) is sleeved on the connecting part (26), two ends of the spring are respectively connected with the second bevel gear (9) and the limiting block (18) in a threaded mode, the limiting block (18) is in threaded mode with the connecting part (26), a limiting groove (16) for enabling the limiting block (18) to slide is formed in the second bevel gear (9), an adjusting part (11) for pushing the connecting bolt (22) to be close to the bushing (8) is arranged on the outer side of the second bevel gear (9), and an oil guide channel (17) is formed in the connecting bolt (22).
3. A valve labor-saving opening and closing mechanism according to claim 2, characterized in that the oil guide passage (17) comprises a first through hole (24), a second through hole (27) and a third through hole (28), the first through hole (24) is located at one end of the connecting portion (26) close to the sealing portion (23), the third through hole (28) is located at one end of the sealing portion (23) far away from the connecting portion (26), the second through hole (27) is connected with the first through hole (24) and the second through hole (27), and a plug (29) for plugging the second through hole (27) is arranged at the end of the connecting bolt (22).
4. A valve labor-saving opening and closing mechanism according to claim 2, wherein the regulating member (11) is a limit bolt, and one end of the regulating member (11) is screwed with the side cover (30) and extends to the inner side of the second bevel gear (9).
5. The valve labor-saving opening and closing mechanism according to claim 1, wherein a protective cover for covering the valve rod is arranged on the upper cover (3), the protective cover comprises an outer cover (2) and an inner cover (1), one end of the outer cover (2) is fixedly connected with the upper cover (3), one end of the inner cover (1) is slidably embedded in the outer cover (2), and a fixing screw is arranged on the outer cover (2).
6. The valve labor-saving opening and closing mechanism according to claim 1, wherein the outside of the upper cover (3) is provided with reinforcing ribs (4) distributed in a circumferential array with the bushing (8) as a center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320982889.2U CN219933130U (en) | 2023-04-26 | 2023-04-26 | Valve labor-saving opening and closing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320982889.2U CN219933130U (en) | 2023-04-26 | 2023-04-26 | Valve labor-saving opening and closing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219933130U true CN219933130U (en) | 2023-10-31 |
Family
ID=88489402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320982889.2U Active CN219933130U (en) | 2023-04-26 | 2023-04-26 | Valve labor-saving opening and closing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219933130U (en) |
-
2023
- 2023-04-26 CN CN202320982889.2U patent/CN219933130U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |