CN208686796U - Aerodynamic compliant foil thrust bearings - Google Patents
Aerodynamic compliant foil thrust bearings Download PDFInfo
- Publication number
- CN208686796U CN208686796U CN201821292290.1U CN201821292290U CN208686796U CN 208686796 U CN208686796 U CN 208686796U CN 201821292290 U CN201821292290 U CN 201821292290U CN 208686796 U CN208686796 U CN 208686796U
- Authority
- CN
- China
- Prior art keywords
- bearing
- bearing block
- bearing shell
- aerodynamic
- thrust bearings
- 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
Landscapes
- Support Of The Bearing (AREA)
Abstract
The utility model provides a kind of aerodynamic compliant foil thrust bearings, including bearing block, multi-disc bearing shell and multiple intermediate connectors；Bearing shell has gap between the circumferentially distributed of bearing block, adjacent two panels bearing shell；Intermediate connector is removably disposed on bearing block, and intermediate connector and bearing shell correspond, and bearing shell is fixed on intermediate connector.The every bearing shell of the utility model is independently fixed on corresponding intermediate connector.Since intermediate connector is removably disposed on bearing block, when a piece of bearing shell therein is damaged, it only needs to remove the corresponding intermediate connector of piece bearing shell from bearing block, replace the piece bearing shell and corresponding intermediate connector, no replacement is required entire bearing, so reducing cost of equipment maintenance.
Description
Technical field
The utility model relates to elastic foil bearing technical fields, more specifically to a kind of compliant foil action pneumatic
Thrust body bearing.
Background technique
Compliant foil hydrodynamic gas-lubricated bearing is the hydrodynamic bearing using gas as lubricant medium.Have compared to traditional bearing
Noise is small, pollution-free, stability is high, allows many advantages, such as revolving speed is high, running accuracy is good, obtains in high-speed rotating machine
It is more and more widely used.
Typical aerodynamic compliant foil thrust bearings, bearing shell are fixed on bearing block by welding manner, Ren Heyi
The damage of piece bearing shell requires to replace entire bearing, causes cost of equipment maintenance higher；Bearing shell is welded and fixed with bearing block simultaneously,
The automatic adjusument of bearing shell posture can not be carried out, the stability of bearing working is poor.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of aerodynamic compliant foil thrust bearings, to reduce
Cost of equipment maintenance.
In order to achieve the above object, the utility model provides the following technical solutions:
A kind of aerodynamic compliant foil thrust bearings, including bearing block and along the circumferentially distributed multi-disc of the bearing block
Bearing shell has gap between bearing shell described in adjacent two panels, further includes:
The multiple intermediate connectors being removably disposed on the bearing block, the intermediate connector and the bearing shell one
One is corresponding, and the bearing shell is fixed on the intermediate connector.
Preferably, in above-mentioned aerodynamic compliant foil thrust bearings, the intermediate connector includes:
The tile connecting shaft being removably inserted into the slot of the bearing block, the slot are arranged in the bearing block
On the end face of the bearing shell, the bearing shell is fixed on the position that the tile connecting shaft is located at the slot notch.
Preferably, in above-mentioned aerodynamic compliant foil thrust bearings, the tile connecting shaft is tile pin shaft.
Preferably, in above-mentioned aerodynamic compliant foil thrust bearings, the tile pin shaft is radially set along the bearing block
It sets, the one end of the bearing shell circumferentially is welded on the tile pin shaft.
Preferably, in above-mentioned aerodynamic compliant foil thrust bearings, the cross-sectional shape of the tile pin shaft is major arc
Arch, and with the slot transition fit.
Preferably, in above-mentioned aerodynamic compliant foil thrust bearings, the intermediate connector further include:
For tile pin shaft limit to be detachably fixed part in the slot.
Preferably, in above-mentioned aerodynamic compliant foil thrust bearings, the part that is detachably fixed includes:
It is blocked in the pin shaft baffle that the slot is located on the outside of the socket of the bearing block outer ring；
Fastening screw for being fixed on the pin shaft baffle on the bearing block outer ring.
Preferably, in above-mentioned aerodynamic compliant foil thrust bearings, the bearing shell includes:
Top foil；
Arch foil between the top foil and the bearing block, radial direction and week of the arch foil along the bearing block
To wavy.
Preferably, in above-mentioned aerodynamic compliant foil thrust bearings, the bearing block with a thickness of 6-10mm.
It can be seen from the above technical scheme that aerodynamic compliant foil thrust bearings provided by the utility model include
Bearing block, multi-disc bearing shell and multiple intermediate connectors；Bearing shell has between the circumferentially distributed of bearing block, adjacent two panels bearing shell
Gap；Intermediate connector is removably disposed on bearing block, and intermediate connector and bearing shell correspond, and during bearing shell is fixed on
Between on connector.
The every bearing shell of the utility model is independently fixed on corresponding intermediate connector.Since intermediate connector is detachable
Ground is arranged on bearing block, when a piece of bearing shell therein is damaged, it is only necessary to by the corresponding intermediate connector of piece bearing shell
It is removed from bearing block, replaces the piece bearing shell and corresponding intermediate connector, no replacement is required entire bearing, so reducing
Cost of equipment maintenance.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is this
Some embodiments of utility model, for those of ordinary skill in the art, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the structural schematic diagram of aerodynamic compliant foil thrust bearings provided by the embodiment of the utility model；
Fig. 2 is that aerodynamic compliant foil thrust bearings provided by the embodiment of the utility model remove when being detachably fixed part
Structural schematic diagram；
Fig. 3 is the attachment structure schematic diagram of bearing shell provided by the embodiment of the utility model Yu tile pin shaft.
Specific embodiment
The utility model embodiment provides a kind of aerodynamic compliant foil thrust bearings, reduce plant maintenance at
This.
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Attached drawing 1-3 is please referred to, aerodynamic compliant foil thrust bearings provided by the embodiment of the utility model include bearing
Seat 1, multi-disc bearing shell and multiple intermediate connectors；Bearing shell is circumferentially distributed along bearing block 1, between having between adjacent two panels bearing shell
Gap；Intermediate connector is removably disposed on bearing block 1, and intermediate connector and bearing shell correspond, and during bearing shell is fixed on
Between on connector.
The every bearing shell of the utility model is independently fixed on corresponding intermediate connector.Since intermediate connector is detachable
Ground is arranged on bearing block 1, when a piece of bearing shell therein is damaged, it is only necessary to by the corresponding intermediate connector of piece bearing shell
It is removed from bearing block 1, replaces the piece bearing shell and corresponding intermediate connector, no replacement is required entire bearing, so reducing
Cost of equipment maintenance.
In preferred embodiment, intermediate connector includes the tile connecting shaft that can be inserted into the slot of bearing block 1, is inserted
Bearing block 1 is arranged on the end face of bearing shell in slot, and bearing shell is fixed on the position that tile connecting shaft is located at slot notch.
The present embodiment makes tile connecting shaft removably be plugged in the slot of bearing block 1, realizes and detachably connects with bearing block 1
It connects, bearing shell is fixedly connected by the notch of slot with tile connecting shaft；When a piece of bearing shell therein is damaged, it is only necessary to will
The corresponding tile connecting shaft of the piece bearing shell is removed from slot, the bearing shell more renewed and corresponding tile connecting shaft, without more
Entire bearing is changed, cost of equipment maintenance is reduced.Above-mentioned tile connecting shaft is embedded in bearing block 1, will not occupy exceptional space, mention
High structural compactness.
It is understood that above-mentioned intermediate connector can also be other structures, it is such as fixed by screws in 1 end of bearing block
Connecting plate etc. on face, to achieve the effect that similarly to be removably disposed on bearing block 1, the utility model is not another herein
One repeats.
Preferably, tile connecting shaft is tile pin shaft 4.The tile pin shaft 4 be etc. journal axles, and outer peripheral surface be smooth surface, structure
It is fairly simple, it is easy to process.Alternatively, tile connecting shaft can also be thread spindle, at this time slot setting and screw thread axle thread
The screw thread of cooperation；Tile connecting shaft can be with the Step Shaft etc. of variable cross-section.
In further technical solution, tile pin shaft 4 is arranged radially along bearing block 1, and the one end of bearing shell circumferentially is welded on
On tile pin shaft 4.When assembly, bearing shell is welded with tile pin shaft 4 in advance, is inserted into inserting for bearing block 1 together with tile pin shaft 4 later
In slot, when bearing shell is damaged, it is only necessary to replace its corresponding tile pin shaft 4, and not have to replace entire bearing.
The i.e. radially arranged end in the one end of bearing shell circumferentially is arranged in tile pin shaft 4 by the utility model, and is passed through
The end of bearing shell is fixed on tile pin shaft 4 by the mode of spot welding, is only fixed to one end of bearing shell, convenient for bearing shell in the course of work
In flexible deformation.Above-mentioned tile pin shaft 4 can also be welded to connect with the middle part of bearing shell.
Certainly, above-mentioned tile pin shaft 4 can also have angle, such as diameter perpendicular to bearing block 1 with the radial direction of bearing block 1
To, it is only necessary to it is fixedly connected with bearing shell.One end of above-mentioned bearing shell on tile pin shaft 4 or can also pass through screw
It is fixedly connected with tile pin shaft 4.
In order to further optimize the above technical scheme, the cross-sectional shape of tile pin shaft 4 is major arc arch (i.e. tile pin shaft
4 be cylindrical types mostly), and with slot transition fit, the cross sectional shape of slot is also major arc arch at this time, such tile pin shaft
4 can be rotated a little relative to slot.During the work time, it both ensure that bearing shell will not be unsceptered easily under light condition,
Simultaneously when bearing big load, fixed bearing shell on tile pin shaft 4 adaptively can carry out micro-swinging with tile pin shaft 4,
It realizes pose adjustment by a small margin, improves the stability of bearing working.Certainly, above-mentioned tile pin shaft 4 can also be used with slot
Clearance fit is arranged washer on tile pin shaft 4 at this time.
For the ease of the dismounting of tile pin shaft 4, intermediate connector further includes for limiting tile pin shaft 4 in slot
It is detachably fixed part.The utility model can not also include that this is detachably fixed part, be interference fitted tile pin shaft 4 and slot,
Tile pin shaft 4 is fixed in slot by realization.
In one preferred embodiment of the utility model, being detachably fixed part includes being blocked in slot to be located at 1 outer ring of bearing block
Socket on the outside of pin shaft baffle 5；Fastening screw 6 for being fixed on pin shaft baffle 5 on 1 outer ring of bearing block.When tile pin
After axis 4 is inserted into the slot on bearing block 1, pin shaft baffle 5 is fixed on bearing block 1 by fastening screw 6, is realized to tile pin shaft
4 positioning.
It, can be by removing fastening screw 6 and pin shaft baffle 5 when bearing shell damages during the work time, replacement corresponds to
Bearing shell, the tile pin shaft 4 of position, and do not have to replace entire bearing, realize the reduction of cost of equipment maintenance.
The part that is detachably fixed of the present embodiment is arranged on the outside of the outer ring of bearing block 1, will not occupy the thickness side of bearing block 1
To space, and the flexible deformation of bearing shell will not be interfered, functional reliability is more preferable.Certainly, above-mentioned to be detachably fixed
Part can also be other structures, such as the bolt or fixture that are fixed on 1 end face of bearing block.
As shown in Figs. 1-2, bearing shell includes top foil 3；Arch foil 2 between top foil 3 and bearing block 1 encircles foil 2
Along the radially and circumferentially wavy of bearing block 1.
Specifically, arch foil 2 and top foil 3 are fixed on tile pin shaft 4 by way of spot welding, top foil 3 or arch
When foil 2 damages during the work time, such as 3 excessive wear of top foil, arch foil 2 are crushed, can be by removing fastening spiral shell
Nail 6 and pin shaft baffle 5 replace the arch foil 2, top foil 3, tile pin shaft 4 of corresponding position, and do not have to replace entire bearing, real
The reduction of cost of equipment maintenance is showed.
Along bearing block 1 flexible deformation, gas lubrication effect radially and circumferentially can occur for the bearing shell of the utility model
Preferably.Certainly, above-mentioned arch foil 2 can also along bearing block 1 radial direction it is wavy or along the circumferential direction of bearing block 1 it is wavy.
In the utility model specific embodiment, the thickness (i.e. along axial thickness) of bearing block 1 is 6-10mm, the thickness
Moderate, can be avoided leads to the underproof situation of 1 intensity of bearing block due to bearing block 1 is excessively thin, processing slot forms thin-walled, simultaneously
It avoids to be integrated on small unit because bearing block 1 is blocked up, weight is excessive without situation easy to install.According to actually answering
With occasion, the thickness of above-mentioned bearing block 1 can also be other values, such as 5mm, 11mm.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (9)
1. a kind of aerodynamic compliant foil thrust bearings, including bearing block (1) and along the circumferentially distributed of the bearing block (1)
Multi-disc bearing shell has gap between bearing shell described in adjacent two panels, which is characterized in that further include:
The multiple intermediate connectors being removably disposed on the bearing block (1), the intermediate connector and the bearing shell one
One is corresponding, and the bearing shell is fixed on the intermediate connector.
2. aerodynamic compliant foil thrust bearings according to claim 1, which is characterized in that the intermediate connector packet
It includes:
The tile connecting shaft being removably inserted into the slot of the bearing block (1), the slot are arranged in the bearing block
(1) on the end face of the bearing shell, the bearing shell is fixed on the position that the tile connecting shaft is located at the slot notch.
3. aerodynamic compliant foil thrust bearings according to claim 2, which is characterized in that the tile connecting shaft is
Tile pin shaft (4).
4. aerodynamic compliant foil thrust bearings according to claim 3, which is characterized in that the tile pin shaft (4)
It is arranged radially along the bearing block (1), the one end of the bearing shell circumferentially is welded on the tile pin shaft (4).
5. aerodynamic compliant foil thrust bearings according to claim 4, which is characterized in that the tile pin shaft (4)
Cross-sectional shape be major arc arch, and with the slot transition fit.
6. aerodynamic compliant foil thrust bearings according to claim 4, which is characterized in that the intermediate connector is also
Include:
For the tile pin shaft (4) limit to be detachably fixed part in the slot.
7. aerodynamic compliant foil thrust bearings according to claim 6, which is characterized in that described to be detachably fixed part
Include:
It is blocked in the pin shaft baffle (5) that the slot is located on the outside of the socket of the bearing block (1) outer ring；
Fastening screw (6) for being fixed on the pin shaft baffle (5) on the bearing block (1) outer ring.
8. aerodynamic compliant foil thrust bearings according to claim 1, which is characterized in that the bearing shell includes:
Top foil (3)；
Arch foil (2) between the top foil (3) and the bearing block (1), the arch foil (2) is along the bearing block
(1) radially and circumferentially wavy.
9. aerodynamic compliant foil thrust bearings according to claim 1-8, which is characterized in that the bearing
Seat (1) with a thickness of 6-10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821292290.1U CN208686796U (en) | 2018-08-10 | 2018-08-10 | Aerodynamic compliant foil thrust bearings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821292290.1U CN208686796U (en) | 2018-08-10 | 2018-08-10 | Aerodynamic compliant foil thrust bearings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208686796U true CN208686796U (en) | 2019-04-02 |
Family
ID=65884873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821292290.1U Active CN208686796U (en) | 2018-08-10 | 2018-08-10 | Aerodynamic compliant foil thrust bearings |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208686796U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360144A (en) * | 2019-08-30 | 2019-10-22 | 势加透博洁净动力如皋有限公司 | A kind of two-stage gas suspension centrifugal air compressor bearing assembly |
| CN112855749A (en) * | 2021-03-29 | 2021-05-28 | 西北农林科技大学 | Split type foil dynamic pressure gas thrust bearing and manufacturing method thereof |
-
2018
- 2018-08-10 CN CN201821292290.1U patent/CN208686796U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360144A (en) * | 2019-08-30 | 2019-10-22 | 势加透博洁净动力如皋有限公司 | A kind of two-stage gas suspension centrifugal air compressor bearing assembly |
| CN112855749A (en) * | 2021-03-29 | 2021-05-28 | 西北农林科技大学 | Split type foil dynamic pressure gas thrust bearing and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208686796U (en) | Aerodynamic compliant foil thrust bearings | |
| CN106460802B (en) | Roller bearing device and wind turbine | |
| CN201301899Y (en) | Plane lath type water lubrication composite material stern bearing | |
| CN205533429U (en) | Multistage centrifugal pump circumference formula stator that crumples | |
| CN210738901U (en) | Rolling bearing mounting structure capable of being axially assembled and disassembled without damage | |
| CN209902269U (en) | Inner poking thimble | |
| CN208564878U (en) | Lubricating grease collection assembly for pitch variable bearings | |
| CN207701384U (en) | Magnetic drive pump | |
| CN206175479U (en) | Continuous installation is prevented radial bearing that bears alone and is organized | |
| CN105387072A (en) | Structure capable of replacing rolling bearing for hydraulic motor | |
| CN208057488U (en) | A kind of electric motor of automobile fan shaft | |
| CN210174532U (en) | A wheel hub assembly for fork truck transaxle | |
| CN108826638A (en) | A kind of motor extension shaft, wind wheel component and air conditioner | |
| CN211916511U (en) | Tension type mandrel | |
| CN221033122U (en) | Compressor device | |
| CN103122875A (en) | Impeller hub dismounting device | |
| CN108869693B (en) | Light differential housing | |
| CN208474735U (en) | A kind of New type rotating joint | |
| CN205225922U (en) | Optimize structure of hydraulic motor supporting mode | |
| CN113494535B (en) | Hub bearing with spline structure | |
| CN212106665U (en) | Bearing convenient to install for papermaking machine | |
| CN219317245U (en) | Oil retainer for fan lubrication | |
| CN207920797U (en) | Spindle drive assembly and piston type air compressor comprising it | |
| CN213097684U (en) | Novel high-efficiency dust collector shaft | |
| CN213511738U (en) | Non-lubrication dry grinding bearing seat for tail wheel of elevator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |