CN219282244U - Elastic foil gas dynamic pressure bearing - Google Patents
Elastic foil gas dynamic pressure bearing Download PDFInfo
- Publication number
- CN219282244U CN219282244U CN202320179829.7U CN202320179829U CN219282244U CN 219282244 U CN219282244 U CN 219282244U CN 202320179829 U CN202320179829 U CN 202320179829U CN 219282244 U CN219282244 U CN 219282244U
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- bearing
- foil
- fixedly connected
- gasket
- push
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- 239000011888 foil Substances 0.000 title claims abstract description 40
- 125000006850 spacer group Chemical group 0.000 claims 2
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000005461 lubrication Methods 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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Abstract
The utility model discloses an elastic foil pneumatic dynamic pressure bearing which comprises a bearing seat, wherein a plurality of corrugated foils are fixedly connected to the top of the bearing seat, a gasket is arranged at the top of the bearing seat, a flat foil is fixedly connected to the top of the gasket, a plurality of semicircular grooves are formed in the circumferences of the bearing seat, the gasket and the flat foil, a spring rod is inserted into the inner wall of each semicircular groove of the bearing seat, a push-pull rod is fixedly connected to the other end of each spring rod, a plurality of clamping blocks are fixedly connected to one side of each push-pull rod, a plurality of clamping grooves are formed in the inner wall of each semicircular groove of the flat foil, the clamping blocks are clamped with the clamping grooves, and a connecting block is fixedly connected to one side of each push-pull rod and is clamped with the inner wall of each semicircular groove of the bearing seat. According to the utility model, the push-pull rod moves inwards under the elastic action of the spring rod, so that the clamping block is clamped with the clamping groove, the bearing and the gasket are installed and fixed, a plurality of bolts are not required to be operated, and the device is convenient and quick.
Description
Technical Field
The utility model relates to the technical field of bearings, in particular to an elastic foil pneumatic dynamic pressure bearing.
Background
The elastic foil gas dynamic pressure bearing is a novel bearing which works by means of a gas lubrication technology, and the existing elastic foil gas dynamic pressure bearing has the following defects: when the bolt is installed, the bolt is installed through a plurality of bolts, and the bolts are required to be operated and rotated, so that the bolt is inconvenient and the requirements of people cannot be met.
Disclosure of Invention
The utility model aims to solve the defects in the prior art and provides an elastic foil pneumatic dynamic bearing.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an elastic foil pneumatic dynamic pressure bearing, includes the bearing frame, the top fixedly connected with of bearing frame a plurality of ripple foils, the top of bearing frame is equipped with the gasket, the top fixedly connected with flat foil of gasket, the circumference of bearing frame, gasket and flat foil all is equipped with a plurality of semicircle grooves, and peg graft in the semicircle groove inner wall of bearing frame has the spring bar, the other end fixedly connected with push-and-pull rod of spring bar, a plurality of fixture blocks of one side fixedly connected with of push-and-pull rod, the semicircle groove inner wall of flat foil is equipped with a plurality of draw-in grooves, fixture block and draw-in groove joint.
Further, one side of the push-pull rod is fixedly connected with a connecting block, and the connecting block is clamped with the inner wall of the semicircular groove of the bearing seat.
Further, a plurality of air inlets are formed in the bearing seat.
Further, the bearing seat is provided with a plurality of exhaust holes.
Further, a plurality of semicircular holes are formed in the gasket.
Further, the corrugated foil is in a fan-shaped structure.
Further, the bearing seat and the gasket are of a circular ring structure.
The beneficial effects of the utility model are as follows:
1. the push-pull rod moves inwards under the elastic action of the spring rod, so that the clamping block is clamped with the clamping groove, the bearing and the gasket are installed and fixed, a plurality of bolts do not need to be operated, and the device is convenient and fast.
2. The stable constant-pressure air flow is input through the air inlet of the bearing seat, so that the dry friction effect of the rotor turntable and the bearing is reduced, and the circulation of the air flow is enhanced through the air outlet of the bearing seat, so that the heat exchange is effectively enhanced.
Drawings
FIG. 1 is a schematic diagram of an explosion structure of an elastic foil gas dynamic pressure bearing according to the present utility model;
FIG. 2 is a schematic perspective view of an elastic foil pneumatic dynamic bearing according to the present utility model;
fig. 3 is an enlarged schematic view of a portion a of an elastic foil pneumatic dynamic bearing according to the present utility model.
In the figure: 1. a bearing seat; 2. corrugated foil; 3. a gasket; 4. a flat foil; 5. a semicircular groove; 6. a spring rod; 7. a push-pull rod; 8. a clamping block; 9. a clamping groove; 10. a connecting block; 11. an air inlet hole; 12. an exhaust hole; 13. and a semicircular hole.
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.
Referring to fig. 1-3, an elastic foil pneumatic dynamic pressure bearing comprises a bearing seat 1, a plurality of corrugated foils 2 are welded at the top of the bearing seat 1, a gasket 3 is arranged at the top of the bearing seat 1, a flat foil 4 is welded at the top of the gasket 3, a plurality of semicircular grooves 5 are formed in the circumferences of the bearing seat 1, the gasket 3 and the flat foil 4, a spring rod 6 is inserted into the inner wall of the semicircular groove 5 of the bearing seat 1, a push-pull rod 7 is welded at the other end of the spring rod 6, a plurality of clamping blocks 8 are integrally formed on one side of the push-pull rod 7, a plurality of clamping grooves 9 are formed in the inner wall of the semicircular groove 5 of the flat foil 4, the clamping blocks 8 are clamped with the clamping grooves 9, and the push-pull rod 7 moves inwards under the elastic action of the spring rod 6, so that the clamping blocks 8 are clamped with the clamping grooves 9, and the bearing seat 1 and the gasket 3 are installed and fixed.
One side integrated into one piece of push-and-pull rod 7 has connecting block 10, connecting block 10 and the inner wall joint of half slot 5 of bearing frame 1, connecting block 10 and the inner wall joint of bearing frame 1, thereby further fix between bearing frame 1 and gasket 3, be equipped with a plurality of inlet ports 11 on the bearing frame 1, the inlet port 11 through bearing frame 1 inputs stable constant pressure air current, in the bearing starts the operation in-process, owing to the existence of air current pressure, can reduce the dry friction effect of rotor carousel and bearing, be equipped with a plurality of exhaust holes 12 on the bearing frame 1, the circulation of air current is strengthened through the exhaust hole 12 of bearing frame 1, thereby effectively strengthen the heat transfer, be equipped with a plurality of semicircle holes 13 on the gasket 3, corrugated foil 2 is fan-shaped structure, bearing frame 1 and gasket 3 are the ring structure.
The working principle of the embodiment is as follows: when the device is used, firstly, the gasket 3 is arranged on the bearing seat 1, then, the push-pull rod 7 moves inwards under the elastic action of the spring rod 6, so that the clamping block 8 is clamped with the clamping groove 9, the bearing seat 1 and the gasket 3 are fixedly arranged, meanwhile, the connecting block 10 is clamped with the inner wall of the bearing seat 1, the bearing seat 1 and the gasket 3 are further fixedly arranged, when air source equipment such as an air compressor is used, stable constant-pressure air flow is input through the air inlet hole 11 of the bearing seat 1, in the starting operation process of the bearing, due to the existence of air flow pressure, the dry friction effect of the rotor turntable and the bearing can be reduced, and then, the circulation of the air flow is enhanced through the air outlet hole 12 of the bearing seat 1, so that heat exchange is effectively enhanced.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides an elastic foil pneumatic dynamic pressure bearing, includes bearing frame (1), its characterized in that, the top fixedly connected with of bearing frame (1) a plurality of ripple foil (2), the top of bearing frame (1) is equipped with gasket (3), the top fixedly connected with flat foil (4) of gasket (3), the circumference of bearing frame (1), gasket (3) and flat foil (4) all is equipped with a plurality of semicircle grooves (5), and peg graft in semicircle groove (5) inner wall of bearing frame (1) has spring bar (6), and the other end fixedly connected with push-and-pull rod (7) of spring bar (6), one side fixedly connected with a plurality of fixture blocks (8) of push-and-pull rod (7), the semicircle groove (5) inner wall of Ping Bo foil (4) is equipped with a plurality of draw-in grooves (9), fixture block (8) and draw-in groove (9) joint.
2. The elastic foil pneumatic dynamic pressure bearing according to claim 1, wherein a connecting block (10) is fixedly connected to one side of the push-pull rod (7), and the connecting block (10) is clamped with the inner wall of the semicircular groove (5) of the bearing seat (1).
3. A gas dynamic bearing of elastic foil according to claim 1, characterized in that the bearing block (1) is provided with a plurality of gas inlet holes (11).
4. A gas dynamic bearing of elastic foil according to claim 1, characterized in that the bearing housing (1) is provided with a plurality of exhaust holes (12).
5. A gas dynamic bearing of elastic foil according to claim 1, characterized in that said spacer (3) is provided with a plurality of semicircular holes (13).
6. A flexible foil aerohydrodynamic bearing according to claim 1, wherein the corrugated foil (2) is of a fan-like configuration.
7. A flexible foil gas dynamic bearing as claimed in claim 1, wherein the bearing housing (1) and the spacer (3) are of annular configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320179829.7U CN219282244U (en) | 2023-02-10 | 2023-02-10 | Elastic foil gas dynamic pressure bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320179829.7U CN219282244U (en) | 2023-02-10 | 2023-02-10 | Elastic foil gas dynamic pressure bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219282244U true CN219282244U (en) | 2023-06-30 |
Family
ID=86917793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320179829.7U Active CN219282244U (en) | 2023-02-10 | 2023-02-10 | Elastic foil gas dynamic pressure bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219282244U (en) |
-
2023
- 2023-02-10 CN CN202320179829.7U patent/CN219282244U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240507 Address after: 214000 2 Tianzhu Road, Hudai Town, Binhu District, Wuxi City, Jiangsu Province Patentee after: Wuxi Lihu New Quality Energy saving Technology Co.,Ltd. Country or region after: China Address before: 214000 2 Tianzhu Road, Hudai Town, Binhu District, Wuxi City, Jiangsu Province Patentee before: WUXI LIHU Corp.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |