CN220979916U - Shaft end sealing structure of high-temperature fan - Google Patents
Shaft end sealing structure of high-temperature fan Download PDFInfo
- Publication number
- CN220979916U CN220979916U CN202322985920.0U CN202322985920U CN220979916U CN 220979916 U CN220979916 U CN 220979916U CN 202322985920 U CN202322985920 U CN 202322985920U CN 220979916 U CN220979916 U CN 220979916U
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- end cover
- sealing
- groove
- temperature fan
- rear end
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- 238000007789 sealing Methods 0.000 title claims abstract description 53
- 239000003921 oil Substances 0.000 description 17
- 238000010586 diagram Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model discloses a high-temperature fan shaft end sealing structure in the technical field of high-temperature fan shaft sealing, which comprises a rotating shaft, wherein a front end cover is arranged on the surface of the rotating shaft, a first sealing groove is arranged on one side of the front end cover, a first sealing gasket is arranged in the first sealing groove, the first sealing gasket is detachably connected with the first sealing groove, an oil ring groove is arranged on one side of the front end cover, a front oil retainer ring is arranged in the oil ring groove, the front oil retainer ring is detachably connected with the oil ring groove, four first screw holes are formed in the front end cover, a second sealing gasket is arranged at the top of the front end cover, four second screw holes are formed in the second sealing gasket, and a rear end cover is arranged at the top of the second sealing gasket.
Description
Technical Field
The utility model belongs to the technical field of high-temperature fan shaft sealing, and particularly relates to a high-temperature fan shaft end sealing structure.
Background
The high temperature fan belongs to a special fan, and is mainly used for high temperature operation, and the use temperature is generally 100-180 ℃. When the fan works for a long time, materials such as lubricating oil are required to be added on a working shaft of the fan, and a shaft seal is required to be used, wherein the shaft seal is a friction seal or a stuffing box and is used for preventing liquid leakage between a shaft and a bearing of a compressor or other fluid conveying equipment, and is also a sealing device arranged for preventing leakage between a pump shaft and a shell. Common shaft seal types are packing seals, mechanical seals and dynamic seals. The shaft seal of a reciprocating pump is typically a packing seal. When the delivery does not allow leakage of the medium, a diaphragm type reciprocating pump may be employed. The shaft seal of the rotary pump mainly comprises a packing seal, a mechanical seal and a power seal.
The existing shaft end sealing structure of the fan has the defects that most of shaft end sealing structures of the fan are not ideal in sealing effect in the use process, and are inconvenient for people to use.
Disclosure of utility model
The utility model aims to provide a shaft end sealing structure of a high-temperature fan, which aims to solve the problem that the sealing effect is not ideal in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high temperature fan axle head seal structure, includes the pivot, the pivot surface is equipped with the front end housing, front end housing one side is equipped with first seal groove, the inside first sealed pad that is equipped with of first seal groove, first sealed pad and first seal groove can dismantle the connection, front end housing one side is equipped with the oil ring groove, the inside preceding oil retainer that is equipped with of oil ring groove, preceding oil retainer and oil ring groove can dismantle the connection, the inside four first screw that are equipped with of front end housing, the front end housing top is equipped with the sealed pad of second, the inside four second screw that is equipped with of sealed pad of second, the sealed pad top of second is equipped with the rear end cap.
Preferably, the surface of the rotating shaft is provided with two threaded holes, and the surface of the rear end cover is provided with two through holes.
Preferably, a second sealing groove is formed in one side of the rear end cover, and a third sealing gasket is arranged in the second sealing groove.
Preferably, the surface of the rear end cover is provided with two through holes, and four third screw holes are formed in the rear end cover.
Preferably, a threaded rod is arranged on one side of the rear end cover, and the threaded rod is detachably connected with the through hole.
Preferably, a nut is arranged at one end of the threaded rod, and the nut is fixedly connected with the threaded rod.
Preferably, a plurality of bolts are arranged at the top of the rear end cover, a plurality of mounting plates are arranged on the surface of the front end cover, and mounting holes are formed in the mounting plates.
Compared with the prior art, the utility model has the beneficial effects that:
1. Through being equipped with oil ring groove, oil retainer ring, first seal groove, first sealed pad, second seal groove and third sealed pad, realized preventing the sealed function of oil leak to high temperature fan axle head, improved the leakproofness of high temperature fan axle head.
2. Through being equipped with front end housing, rear end cap, first screw, second screw, third screw, through-hole, screw hole, threaded rod, nut and bolt, realized the fixed function of high temperature fan axle head seal structure, improved the stability of sealed fixed.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a high temperature fan shaft seal of the present utility model;
FIG. 2 is a schematic top view of the front end cover of the high temperature fan shaft seal of the present utility model;
FIG. 3 is a schematic diagram of a bottom view structure of a front end cover of a shaft seal of a high-temperature fan;
FIG. 4 is a schematic diagram of a high temperature fan shaft seal rear end cap structure according to the present utility model;
FIG. 5 is a schematic view of the shaft seal shaft and gasket structure of the high temperature fan of the present utility model.
In the figure: 1. a rotating shaft; 2. a front end cover; 3. a first seal groove; 4. a first gasket; 5. an oil ring groove; 6. oil slinger; 7. a first screw hole; 8. a second gasket; 9. a second screw hole; 10. a rear end cover; 11. a second seal groove; 12. a third gasket; 13. a through hole; 14. a third screw hole; 15. a threaded rod; 16. a screw cap; 17. a threaded hole; 18. a bolt; 19. a mounting plate; 20. and (5) mounting holes.
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. 1-5, the present utility model provides a technical solution: the utility model provides a high temperature fan axle head seal structure, including pivot 1, pivot 1 surface is equipped with front end housing 2, front end housing 2 one side is equipped with first seal groove 3, the inside first sealed 4 that fills up that is equipped with of first seal groove 3, first sealed 4 and the connection of dismantling of first seal groove 3, front end housing 2 one side is equipped with oil ring groove 5, the inside preceding oil retainer 6 that is equipped with of oil ring groove 5, preceding oil retainer 6 and oil ring groove 5 can dismantle the connection, front end housing 2 inside is equipped with four first screw holes 7, front end housing 2 top is equipped with the sealed pad 8 of second, the inside four second screw holes 9 that are equipped with of second sealed pad 8, the 8 top of second is equipped with rear end cap 10.
Specifically, the surface of the rotating shaft 1 is provided with two threaded holes 17, the surface of the rear end cover 10 is provided with two through holes 13, one side of the rear end cover 10 is provided with a second sealing groove 11, a third sealing gasket 12 is arranged inside the second sealing groove 11, the surface of the rear end cover 10 is provided with two through holes 13, four third threaded holes 14 are formed inside the rear end cover 10, one side of the rear end cover 10 is provided with a threaded rod 15, the threaded rod 15 and the through holes 13 are detachably connected, one end of the threaded rod 15 is provided with a nut 16, the nut 16 and the threaded rod 15 are fixedly connected, the top of the rear end cover 10 is provided with a plurality of bolts 18, the surface of the front end cover 2 is provided with a plurality of mounting plates 19, and the inside of the mounting plates 19 is provided with mounting holes 20.
In this embodiment, during the use process, the oil retainer 6 is placed in the oil ring groove 5, the front end cover 2 is sleeved on the surface of the rotating shaft 1, the front end cover 2 is fixed through the mounting plate 19 and the mounting hole 20, after the fixing is completed, the first sealing gasket 4 is placed in the first sealing groove 3, the second sealing gasket 8 is sleeved on the surface of the rotating shaft 1, the front end cover 2 is attached to the front end cover 2, the third sealing gasket 12 is placed in the second sealing groove 11, the rear end cover 10 is sleeved on the surface of the rotating shaft 1, the second sealing gasket 8 is attached to the rear end cover 10, the front end cover 2, the second sealing gasket 8 and the rear end cover 10 are adjusted, the first screw hole 7, the second screw hole 9 and the third screw hole 14 are aligned, the bolt 18 is installed in the screw hole, the front end cover 2, the second sealing gasket 8 and the rear end cover 10 are fixedly connected, the threaded rod 15 is placed in the through hole 13, the threaded rod 15 and the threaded hole 17 are screwed through the rotating nut 16, and the front end cover 2, the second sealing gasket 8 and the rear end cover 10 are fixed on the surface of the rotating shaft 1.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a high temperature fan axle head seal structure, includes pivot (1), its characterized in that: the novel sealing structure is characterized in that a front end cover (2) is arranged on the surface of the rotating shaft (1), a first sealing groove (3) is formed in one side of the front end cover (2), a first sealing gasket (4) is arranged inside the first sealing groove (3), the first sealing gasket (4) and the first sealing groove (3) are detachably connected, an oil ring groove (5) is formed in one side of the front end cover (2), a front oil retainer ring (6) is arranged inside the oil ring groove (5), the front oil retainer ring (6) and the oil ring groove (5) are detachably connected, four first screw holes (7) are formed in the front end cover (2), a second sealing gasket (8) is arranged at the top of the front end cover (2), four second screw holes (9) are formed in the second sealing gasket (8), and a rear end cover (10) is arranged at the top of the second sealing gasket (8).
2. The high temperature fan shaft end sealing structure according to claim 1, wherein: the surface of the rotating shaft (1) is provided with two threaded holes (17), and the surface of the rear end cover (10) is provided with two through holes (13).
3. The high temperature fan shaft end sealing structure according to claim 2, wherein: a second sealing groove (11) is formed in one side of the rear end cover (10), and a third sealing gasket (12) is arranged in the second sealing groove (11).
4. A high temperature fan shaft end sealing structure according to claim 3, wherein: the surface of the rear end cover (10) is provided with two through holes (13), and four third screw holes (14) are formed in the rear end cover (10).
5. The high temperature fan shaft end sealing structure according to claim 4, wherein: a threaded rod (15) is arranged on one side of the rear end cover (10), and the threaded rod (15) is detachably connected with the through hole (13).
6. The high temperature fan shaft end sealing structure according to claim 5, wherein: one end of the threaded rod (15) is provided with a screw cap (16), and the screw cap (16) is fixedly connected with the threaded rod (15).
7. The high temperature fan shaft end sealing structure according to claim 1, wherein: the top of the rear end cover (10) is provided with a plurality of bolts (18), the surface of the front end cover (2) is provided with a plurality of mounting plates (19), and mounting holes (20) are formed in the mounting plates (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322985920.0U CN220979916U (en) | 2023-11-06 | 2023-11-06 | Shaft end sealing structure of high-temperature fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322985920.0U CN220979916U (en) | 2023-11-06 | 2023-11-06 | Shaft end sealing structure of high-temperature fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220979916U true CN220979916U (en) | 2024-05-17 |
Family
ID=91036875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322985920.0U Active CN220979916U (en) | 2023-11-06 | 2023-11-06 | Shaft end sealing structure of high-temperature fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220979916U (en) |
-
2023
- 2023-11-06 CN CN202322985920.0U patent/CN220979916U/en active Active
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