CN208596990U - A kind of piston bearing for large-size machine - Google Patents
A kind of piston bearing for large-size machine Download PDFInfo
- Publication number
- CN208596990U CN208596990U CN201820651545.2U CN201820651545U CN208596990U CN 208596990 U CN208596990 U CN 208596990U CN 201820651545 U CN201820651545 U CN 201820651545U CN 208596990 U CN208596990 U CN 208596990U
- Authority
- CN
- China
- Prior art keywords
- bearing
- piston
- end cap
- screw
- size machine
- 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.)
- Expired - Fee Related
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- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The utility model discloses a kind of piston bearings for large-size machine, including end cap, bearing is provided in the end cap, and it is screwed between the bearing and end cap by screw thread, fluting is offered at the top of the end cap, rubber sleeve is arranged in the apical lateral of the bearing, and the rubber sleeve is socketed on bearing, the first groove is offered on the rubber sleeve, and the rubber sleeve is connected on the cell wall of fluting, mounting groove is offered on the bearing, the bottom of the end cap offers through slot, screw is provided through in the through slot, one end of the screw is welded with nut, the other end of the screw is fixed in mounting groove, output shaft is plugged at the top of the bearing.The utility model between nut and end cap by being provided with rubber pad, using the elastic property of rubber, so that the installation of the bearing more fastens, is firm, while the case where can also prevent loosening, guarantees the normal work of the large-size machine.
Description
Technical field
The utility model relates to piston bearing field, specifically a kind of piston bearing for large-size machine.
Background technique
Large-size machine is commonly called as motor, refers to a kind of electromagnetic installing that electric energy conversion or transmitting are realized according to the law of electromagnetic induction
Set, motor in circuit the use of letter is that M is indicated, its main function is to generate driving torque, as electrical appliance or various
Mechanical power source, piston bearing are a main parts in large-size machine, existing piston bearing during the installation process, Gu
Determine the case where screw is easy to appear loosening after prolonged use, causes the job failure of large-size machine, while piston is in movement
It rubs in the process, service life is short, it is thus impossible to meet the requirements.
Summary of the invention
The purpose of this utility model is to provide a kind of piston bearings for large-size machine, to solve existing piston shaft
Hold during the installation process, the case where fixing screws are easy to appear loosening after prolonged use, cause the work of large-size machine therefore
Barrier, while piston rubs in moving process, the short problem of service life.
To achieve the above object, the utility model provides the following technical solutions: a kind of piston bearing for large-size machine,
Including end cap, bearing is provided in the end cap, and be screwed between the bearing and end cap by screw thread, the top of the end cap
Fluting is offered, rubber sleeve is arranged in the apical lateral of the bearing, and the rubber sleeve is socketed on bearing, the rubber sleeve
On offer the first groove, and the rubber sleeve is connected on the cell wall of fluting, and mounting groove, the end are offered on the bearing
The bottom of lid offers through slot, and screw is provided through in the through slot, and one end of the screw is welded with nut, the screw
The other end be fixed in mounting groove, output shaft is plugged at the top of the bearing, piston rod is installed in the bearing,
The top of the piston rod is fixedly installed with piston.
Preferably, rubber pad is lined between the nut and end cap, and the screw is arranged through rubber pad.
Preferably, the rubber pad is provided with several convex blocks, equidistantly distributed between the convex block close to the side of nut.
Preferably, the top gluing of the piston is bonded with rubber layer, and the bottom side edge of the piston is recessed along offering second
Slot.
Preferably, insertion is socketed with wear-resistant sleeve on the piston, offers card slot on the wear-resistant sleeve.
Wherein, it is provided with sealing ring in the card slot, and passes through strength glue sticking between the sealing ring and card slot.
Compared with prior art, the utility model has the beneficial effects that the utility model is by between nut and end cap
It is provided with rubber pad, using the elastic property of rubber, so that the installation of the bearing more fastens, is firm, while can also be prevented
The case where loosening guarantees the normal work of the large-size machine；By being provided with wear-resistant sleeve on piston, wear-resisting work is played
With extending the service life of piston；Piston tip is provided with rubber layer and plays the role of buffering during piston motion, practical
Property is stronger；By the way that rubber sleeve is arranged, the mounting stability of the bearing is not only improved from side, while again can be in the bearing working
It is middle to occur playing the role of buffering when heat expansion, it plays a very good protection to it, it is functional stronger.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the whole interior structural schematic diagram of the utility model.
The part-structure enlarged drawing of Fig. 3 the utility model.
In figure: 1- end cap, 2- fluting, 3- output shaft, 4- rubber sleeve, the first groove of 5-, 6- bearing, 7- nut, 8- rubber
Pad, 9- convex block, 10- screw, 11- through slot, 12- mounting groove, 13- rubber layer, 14- piston, the second groove of 15-, 16- piston rod,
17- sealing ring, 18- card slot, 19- wear-resistant sleeve.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~3, in the utility model embodiment, a kind of piston bearing for large-size machine, including end cap 1,
It is provided with bearing 6 in end cap 1, and is screwed between bearing 6 and end cap 1 by screw thread, the top of end cap 1 offers fluting 2, bearing
Rubber sleeve 4 is arranged in 6 apical lateral, and rubber sleeve 4 is socketed on bearing 6, and the first groove 5, and rubber are offered on rubber sleeve 4
Gum cover 4 is connected on the cell wall of fluting 2, mounting groove 12 is offered on bearing 6, the bottom of end cap 1 offers through slot 11, through slot 11
In be provided through screw 10, one end of screw 10 is welded with nut 7, and the other end of screw 10 is fixed at mounting groove 12
In, the top of bearing 6 is plugged with output shaft 3, and piston rod 16 is equipped in bearing 6, and the top of piston rod 16 is fixedly installed with work
Plug 14 is lined with rubber pad 8 between nut 7 and end cap 1, and screw 10 is arranged through rubber pad 8, so that the installation of the bearing 6 is more
It is firm to add, and rubber pad 8 is provided with several convex blocks 9, equidistantly distributed between convex block 9, the top of piston 14 close to the side of nut 7
Gluing is bonded with rubber layer 13, and the bottom side edge of piston 14 plays good buffer function, piston 14 along the second groove 15 is offered
Upper insertion is socketed with wear-resistant sleeve 19, and card slot 18 is offered on wear-resistant sleeve 19, plays wear-resisting effect, and extend piston 14 uses the longevity
It orders, is provided with sealing ring 17 in card slot 18, and the work of sealing is played by strength glue sticking between sealing ring 17 and card slot 18
With.
The working principle of the utility model is: the bearing 6 is mounted in end cap 1 by screw thread first, is connect when installation
, the screw 10 on nut 7 is run through into through slot 11, and be connected on the cell wall of mounting groove 12, between nut 7 and end cap 1
Rubber pad 8 on pad, fixed effect is more preferable, while can also play the role of preventing from loosening, and security performance is higher, then, by bearing 6
Top be socketed rubber sleeve 4, and be clamped on fluting 2 cell wall on, during the work time, the second groove opened up on piston 14
15 play the role of reducing contact area, and wear-resistant sleeve 19 plays wear-resisting effect, extends the service life of piston 14.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of piston bearing for large-size machine, including end cap (1), it is characterised in that: be provided with axis in the end cap (1)
It holds (6), and is screwed between the bearing (6) and end cap (1) by screw thread, offer fluting (2) at the top of the end cap (1),
Rubber sleeve (4) are arranged in the apical lateral of the bearing (6), and the rubber sleeve (4) is socketed on bearing (6), the rubber
It is offered the first groove (5) on set (4), and the rubber sleeve (4) is connected on the cell wall of fluting (2), is opened on the bearing (6)
Equipped with mounting groove (12), the bottom of the end cap (1) is offered through slot (11), is provided through screw in the through slot (11)
(10), one end of the screw (10) is welded with nut (7), and the other end of the screw (10) is fixed at mounting groove (12)
In, it is plugged with output shaft (3) at the top of the bearing (6), piston rod (16), the piston rod is installed in the bearing (6)
(16) top is fixedly installed with piston (14).
2. a kind of piston bearing for large-size machine according to claim 1, it is characterised in that: the nut (7) with
It is lined between end cap (1) rubber pad (8), and the screw (10) is arranged through rubber pad (8).
3. a kind of piston bearing for large-size machine according to claim 2, it is characterised in that: the rubber pad (8)
Side close to nut (7) is provided with several convex blocks (9), equidistantly distributed between the convex block (9).
4. a kind of piston bearing for large-size machine according to claim 1, it is characterised in that: the piston (14)
Top gluing is bonded with rubber layer (13), and the bottom side edge edge of the piston (14) offers the second groove (15).
5. a kind of piston bearing for large-size machine according to claim 1, it is characterised in that: on the piston (14)
Insertion is socketed with wear-resistant sleeve (19), offers card slot (18) on the wear-resistant sleeve (19).
6. a kind of piston bearing for large-size machine according to claim 5, it is characterised in that: in the card slot (18)
It is provided with sealing ring (17), and passes through strength glue sticking between the sealing ring (17) and card slot (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820651545.2U CN208596990U (en) | 2018-05-03 | 2018-05-03 | A kind of piston bearing for large-size machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820651545.2U CN208596990U (en) | 2018-05-03 | 2018-05-03 | A kind of piston bearing for large-size machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208596990U true CN208596990U (en) | 2019-03-12 |
Family
ID=65600337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820651545.2U Expired - Fee Related CN208596990U (en) | 2018-05-03 | 2018-05-03 | A kind of piston bearing for large-size machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208596990U (en) |
-
2018
- 2018-05-03 CN CN201820651545.2U patent/CN208596990U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190312 Termination date: 20190503 |