CN220102093U - Butterfly valve bearing structure - Google Patents
Butterfly valve bearing structure Download PDFInfo
- Publication number
- CN220102093U CN220102093U CN202321618731.3U CN202321618731U CN220102093U CN 220102093 U CN220102093 U CN 220102093U CN 202321618731 U CN202321618731 U CN 202321618731U CN 220102093 U CN220102093 U CN 220102093U
- Authority
- CN
- China
- Prior art keywords
- ring
- sealing
- butterfly valve
- bearing structure
- retainer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims abstract description 88
- 230000007797 corrosion Effects 0.000 claims abstract description 20
- 238000005260 corrosion Methods 0.000 claims abstract description 20
- 239000000428 dust Substances 0.000 claims abstract description 18
- 238000002347 injection Methods 0.000 claims abstract description 7
- 239000007924 injection Substances 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 229920005549 butyl rubber Polymers 0.000 claims description 7
- 229910000677 High-carbon steel Inorganic materials 0.000 claims description 5
- 229910001182 Mo alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- XCNJCXWPYFLAGR-UHFFFAOYSA-N chromium manganese Chemical compound [Cr].[Mn].[Mn].[Mn] XCNJCXWPYFLAGR-UHFFFAOYSA-N 0.000 claims description 5
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 5
- 230000008901 benefit Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 15
- 239000010687 lubricating oil Substances 0.000 description 12
- 230000001050 lubricating effect Effects 0.000 description 7
- 239000003921 oil Substances 0.000 description 7
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002633 protecting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Lift Valve (AREA)
- Details Of Valves (AREA)
Abstract
The utility model relates to the technical field of butterfly valve auxiliary structures, and discloses a butterfly valve bearing structure which comprises an outer ring, wherein a retainer is sleeved in the outer ring in a rotating manner, an inner ring is sleeved in the retainer, an oil injection threaded hole is formed in the upper end face of the outer ring, a cross thread sealing rod is sleeved in the oil injection threaded hole in a threaded manner, sealing grooves are formed in two sides of the inner wall of the outer ring, a first sealing ring and a second sealing ring are fixedly sleeved in the two sealing grooves respectively, and a first sealing dust cover and a second sealing dust cover are fixedly sleeved in the first sealing ring and the second sealing ring respectively. According to the utility model, the purpose of more efficiently working and rotating the retainer can be achieved through the set function of conveniently oiling, so that the advantage of high-strength use is achieved, and meanwhile, the purpose of more stable and long-time use can be achieved through the function of high temperature resistance and corrosion resistance of the inner ring, so that the retainer has better practicability and stability.
Description
Technical Field
The utility model relates to the technical field of butterfly valve auxiliary structures, in particular to a butterfly valve bearing structure.
Background
The butterfly valve is also called as a flap valve, and is a valve which has a simple structure and can be used for controlling the opening and closing of low-pressure pipeline media, wherein a closing member (a valve clack or a butterfly plate) is a disc and rotates around a valve shaft to achieve opening and closing. The valve shaft is sleeved on a bearing so as to achieve the purpose of stable rotation, the bearing is an important part in modern mechanical equipment, and the main function of the bearing is to support a mechanical rotating body, reduce the friction coefficient in the motion process of the mechanical rotating body and ensure the rotation precision of the mechanical rotating body.
The prior device technology can only directly inject oil on the surface when injecting lubricating oil, but can not achieve the benefit of convenient oil injection dismantling under a sealed environment, the use is inconvenient, the retainer of the prior device is in a leakage state, the injected lubricating oil is easy to separate, better lubricating effect can not be achieved, meanwhile, the prior inner ring is fixedly sleeved with the valve shaft, the better self corrosion resistance and high temperature resistance can not be achieved under long-time use, and better usability can not be achieved. Accordingly, one skilled in the art would provide a butterfly valve bearing structure that addresses the problems set forth in the background above.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides the butterfly valve bearing structure which can achieve the aim of more efficiently working and rotating the retainer through the arranged function of conveniently oiling, so that the advantage of high-strength use is achieved, and meanwhile, the aim of more stable and long-time use can be achieved through the function of high temperature resistance and corrosion resistance of the inner ring, and the butterfly valve bearing structure has better practicability and stability.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the butterfly valve bearing structure comprises an outer ring, a retainer is sleeved in the outer ring in a rotating manner, an inner ring is sleeved in the retainer, an oil injection threaded hole is formed in the upper end face of the outer ring, a cross thread sealing rod is sleeved in the oil injection threaded hole in a threaded manner, sealing grooves are formed in two sides of the inner wall of the outer ring, a first sealing ring and a second sealing ring are fixedly sleeved in the two sealing grooves respectively, and a first sealing dust cover and a second sealing dust cover are fixedly sleeved in the first sealing ring and the second sealing ring respectively;
the inner ring comprises a steel ring, a high temperature resistant layer is pasted and sleeved on the inner wall of the steel ring, and a corrosion resistant layer is pasted and arranged on the inner wall of the high temperature resistant layer;
through the technical scheme, the thread sleeve of the cross thread sealing rod is arranged through the set oiling threaded hole, and then the lubricating effect on the steel ball in the retainer can be achieved through injecting lubricating oil into the oiling threaded hole, meanwhile, the fixed sleeve of the first sealing dust cover in the first sealing ring is arranged, the fixed sleeve of the second sealing dust cover in the second sealing ring is arranged, and the fixed sleeves of the first sealing ring and the second sealing ring in the sealing groove are arranged, so that the better sealing effect on the retainer can be achieved, the problem of lubricating oil outflow is avoided, the purpose of high-efficiency use is achieved, meanwhile, the better dustproof effect can be achieved, the dust is prevented from entering the retainer to influence the high-efficiency use of the steel ball, the inner ring arranged through the steel ring, the corrosion-resistant layer and the high-temperature-resistant layer can further achieve the better protecting effect, the purposes of corrosion resistance and high-temperature resistance caused by the self material can be achieved when the valve shaft rotates in the bearing, and the high-strength use can be achieved.
Further, an oil through ring groove is formed in the middle of the inner wall of the outer ring;
through the technical scheme, the oil-through ring grooves can enable lubricating oil to flow through all positions of the outer ring, so that a better lubricating effect is achieved.
Further, the outer ring is made of chromium-manganese high-carbon steel material;
through the technical scheme, the outer ring made of the chromium-manganese high-carbon steel material has higher hardness and contact fatigue strength, good wear resistance and impact toughness.
Further, the high-temperature resistant layer is made of a molybdenum alloy material;
through the technical scheme, the high-temperature resistant layer made of the molybdenum alloy material can further achieve a higher efficient high-temperature resistant effect.
Further, the corrosion-resistant layer is made of an aluminum oxide material;
through the technical scheme, the corrosion-resistant layer made of the aluminum oxide material can further achieve the purpose of better corrosion resistance, so that the purpose of high-strength use is achieved.
Further, the upper end face of the cross thread sealing rod and the outer wall of the outer ring are positioned on the same horizontal plane;
through the technical scheme, better installation effect on the bearing can be achieved.
Further, the distance between the first sealing ring and the second sealing ring and the retainer is 5-10mm;
through above-mentioned technical scheme, and then can reach better sealed effect, have better practicality.
Further, the first sealing ring and the second sealing ring are made of an IIR butyl rubber material;
through above-mentioned technical scheme, through the sealing washer No. one and No. two sealing washer that the IIR butyl rubber material that sets up made, thereby reach better sealed effect.
The utility model has the following beneficial effects:
1. according to the butterfly valve bearing structure, the set oiling threaded hole is sleeved on the threads of the cross thread sealing rod, so that the lubricating effect on the steel balls in the retainer can be achieved by injecting lubricating oil into the oiling threaded hole, meanwhile, the set oil through ring grooves can enable the lubricating oil to flow through all positions of the outer ring, so that the better lubricating effect is achieved, meanwhile, the fixing sleeve of the first sealing dust cover in the first sealing ring and the fixing sleeve of the second sealing dust cover in the second sealing ring and the fixing sleeve of the first sealing ring and the second sealing ring in the sealing groove can achieve the better sealing effect on the retainer, the problem that lubricating oil flows out is solved, the aim of efficient use is achieved, meanwhile, the better dustproof effect is achieved, the dust is prevented from entering the retainer to affect the efficient use of the steel balls, and the butterfly valve bearing structure has better efficiency and practicability.
2. According to the butterfly valve bearing structure, the inner ring arranged by the steel ring, the corrosion-resistant layer and the high-temperature-resistant layer can achieve better protection, so that when the valve shaft rotates in the bearing, the purposes of corrosion resistance and high temperature resistance caused by self materials can be achieved, the high-strength use benefit can be achieved, and the butterfly valve bearing structure has better practicability.
3. According to the butterfly valve bearing structure, the purpose of more efficiently working and rotating the retainer can be achieved through the function of conveniently oiling, so that the advantage of high-strength use is achieved, meanwhile, the purpose of more stable and long-time use can be achieved through the function of high temperature resistance and corrosion resistance of the inner ring, and the butterfly valve bearing structure has better practicability and stability.
Drawings
FIG. 1 is a schematic diagram of an axial side view of a butterfly valve bearing structure according to the present utility model;
FIG. 2 is an exploded view of a butterfly valve bearing structure according to the present utility model;
FIG. 3 is a schematic front cross-sectional view of an inner ring material of a butterfly valve bearing structure according to the present utility model;
fig. 4 is a schematic side sectional view of an outer ring of a butterfly valve bearing structure according to the present utility model.
Legend description:
1. an outer ring; 2. a retainer; 3. an inner ring; 4. oiling threaded holes; 5. a cross thread sealing rod; 6. sealing grooves; 7. a first sealing ring; 8. a first sealing dust cover; 9. a second sealing ring; 10. a second sealing dust cover; 11. a steel ring; 12. a high temperature resistant layer; 13. a corrosion resistant layer; 14. and an oil-through ring groove.
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.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the butterfly valve bearing structure comprises an outer ring 1, a retainer 2 is rotatably sleeved in the outer ring 1, an inner ring 3 is sleeved in the retainer 2, an oiling threaded hole 4 is formed in the upper end face of the outer ring 1, a cross threaded sealing rod 5 is sleeved in the oiling threaded hole 4 in a threaded mode, sealing grooves 6 are formed in two sides of the inner wall of the outer ring 1, a first sealing ring 7 and a second sealing ring 9 are fixedly sleeved in the two sealing grooves 6 respectively, and a first sealing dust cover 8 and a second sealing dust cover 10 are fixedly sleeved in the first sealing ring 7 and the second sealing ring 9 respectively;
the inner ring 3 comprises a steel ring 11, a high temperature resistant layer 12 is arranged on the inner wall of the steel ring 11 in a sticking mode, and a corrosion resistant layer 13 is arranged on the inner wall of the high temperature resistant layer 12 in a sticking mode.
The oil-through ring groove 14 is formed in the middle of the inner wall of the outer ring 1, lubricating oil can flow through the positions of the outer ring 1 through the oil-through ring groove 14, so that better lubrication effect is achieved, the outer ring 1 is made of a chromium-manganese high-carbon steel material, the outer ring 1 made of the chromium-manganese high-carbon steel material has higher hardness and contact fatigue strength, good wear resistance and impact toughness, the high-temperature resistant layer 12 is made of a molybdenum alloy material, the high-temperature resistant layer 12 made of the molybdenum alloy material can achieve higher-efficiency high-temperature resistant effect, the corrosion resistant layer 13 is made of an aluminum oxide material, the corrosion resistant layer 13 made of an aluminum oxide material can achieve better corrosion resistant effect, the purpose of high-strength use is achieved, the upper end face of the cross thread sealing rod 5 and the outer wall of the outer ring 1 are located on the same horizontal plane, and further better bearing installation effect can be achieved, the first sealing ring 7 and the second sealing ring 9 are 5-10mm away from the retainer 2, better sealing effect can be achieved, and better practicability is achieved, and the first sealing ring 7 and the second sealing ring 9 are made of a butyl sealing ring 9 are made of a better-IIR sealing material.
Working principle: when the device is used, the threaded sleeve of the cross thread sealing rod 5 is arranged through the set oiling threaded hole 4, the lubricating effect of the steel balls in the retainer 2 can be achieved through injecting lubricating oil into the oiling threaded hole 4, meanwhile, the set oil through ring groove 14 can enable the lubricating oil to flow through all positions of the outer ring 1, so that better lubricating effect is achieved, meanwhile, the fixed sleeve of the first sealing dust cover 8 in the first sealing ring 7 and the fixed sleeve of the second sealing dust cover 10 in the second sealing ring 9 are arranged, the better sealing effect on the retainer 2 can be achieved through the fixed sleeves of the first sealing ring 7 and the second sealing ring 9 in the sealing groove 6, the problem of lubricating oil outflow is further avoided, the purpose of high-efficiency use is achieved, meanwhile, the better dustproof effect can be achieved, the high-efficiency use of the steel balls is avoided, the inner ring 3 arranged through the steel ring 11, the corrosion-resistant layer 13 and the high-temperature-resistant layer 12 can achieve better protecting effect, and the high-temperature-resistant valve shaft can achieve the high-strength and high-strength-use purpose of self-induced by rotating in the bearing.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. Butterfly valve bearing structure, including outer lane (1), its characterized in that: the inner ring is characterized in that a retainer (2) is sleeved in the inner ring (1) in a rotating manner, an inner ring (3) is sleeved in the retainer (2), an oil injection threaded hole (4) is formed in the upper end face of the outer ring (1), a cross thread sealing rod (5) is sleeved in the oil injection threaded hole (4), sealing grooves (6) are formed in two sides of the inner wall of the outer ring (1), a first sealing ring (7) and a second sealing ring (9) are fixedly sleeved in the sealing grooves (6) respectively, and a first sealing dust cover (8) and a second sealing dust cover (10) are fixedly sleeved in the first sealing ring (7) and the second sealing ring (9) respectively;
the inner ring (3) comprises a steel ring (11), a high-temperature resistant layer (12) is pasted on the inner wall of the steel ring (11), and a corrosion resistant layer (13) is pasted on the inner wall of the high-temperature resistant layer (12).
2. A butterfly valve bearing structure according to claim 1, wherein: an oil-passing ring groove (14) is formed in the middle of the inner wall of the outer ring (1).
3. A butterfly valve bearing structure according to claim 1, wherein: the outer ring (1) is made of chromium-manganese high-carbon steel material.
4. A butterfly valve bearing structure according to claim 1, wherein: the high-temperature resistant layer (12) is made of molybdenum alloy materials.
5. A butterfly valve bearing structure according to claim 1, wherein: the corrosion resistant layer (13) is made of an aluminum oxide material.
6. A butterfly valve bearing structure according to claim 1, wherein: the upper end face of the cross thread sealing rod (5) and the outer wall of the outer ring (1) are positioned on the same horizontal plane.
7. A butterfly valve bearing structure according to claim 1, wherein: the distance between the first sealing ring (7) and the second sealing ring (9) and the retainer (2) is 5-10mm.
8. A butterfly valve bearing structure according to claim 1, wherein: the first sealing ring (7) and the second sealing ring (9) are made of an IIR butyl rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321618731.3U CN220102093U (en) | 2023-06-26 | 2023-06-26 | Butterfly valve bearing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321618731.3U CN220102093U (en) | 2023-06-26 | 2023-06-26 | Butterfly valve bearing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220102093U true CN220102093U (en) | 2023-11-28 |
Family
ID=88869048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321618731.3U Active CN220102093U (en) | 2023-06-26 | 2023-06-26 | Butterfly valve bearing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220102093U (en) |
-
2023
- 2023-06-26 CN CN202321618731.3U patent/CN220102093U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201093013Y (en) | Internal groove self-lubricating movable static pressure coupled air bearing | |
| CN220102093U (en) | Butterfly valve bearing structure | |
| CN205956442U (en) | Novel manual diaphragm valve | |
| CN206377164U (en) | A kind of universal joint with automatic oil return burn-out proof pad | |
| CN206617585U (en) | A kind of leading screw bearing labyrinth seal structure | |
| CN211082561U (en) | Joint bearing convenient to lubricate | |
| CN210050205U (en) | Oil leakage-proof roller bearing | |
| CN218454651U (en) | Antifriction mechanism for side-turning flap valve | |
| CN2525320Y (en) | Small torque leak tess adjustable ball valve | |
| CN206410150U (en) | Submerged slag conveyor external bearings Mechanical Sealed Type inner guide pulley device | |
| CN214742810U (en) | Double-seal bearing | |
| CN209943522U (en) | Novel adjustable anhydrous mechanical seal device of desulfurization circulating pump | |
| CN101586597B (en) | Ball bearing | |
| CN108317159A (en) | A kind of lubrication bearing suitable for multiple degrees of freedom spheric motion device | |
| CN220890768U (en) | Single-row angular contact ball bearing with grease injection holes | |
| CN111853052A (en) | Wear-resistant tapered roller bearing | |
| CN2921428Y (en) | Improved ectosphere surface ball bearing sealing washer | |
| CN201106631Y (en) | Dynamical pressure air bearing of interval channel self-lubricating structure | |
| CN216618252U (en) | Low-friction bearing sealing structure | |
| CN217926786U (en) | Combined sliding bearing with sealing and dustproof effects | |
| CN214742034U (en) | High-precision high-stability long-service-life ternary rotor pump device | |
| CN219197898U (en) | Bearing with high strength | |
| CN217002942U (en) | Ball screw with lubricating function | |
| CN215831192U (en) | Composite sealing self-centering ball valve | |
| CN212297472U (en) | Device for containing oil at two ends of screw supporting seat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |