CN208749991U - A kind of rubber main shaft sealing device - Google Patents
A kind of rubber main shaft sealing device Download PDFInfo
- Publication number
- CN208749991U CN208749991U CN201821477078.2U CN201821477078U CN208749991U CN 208749991 U CN208749991 U CN 208749991U CN 201821477078 U CN201821477078 U CN 201821477078U CN 208749991 U CN208749991 U CN 208749991U
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- China
- Prior art keywords
- sealing
- main shaft
- ring
- seal body
- protrusion
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- 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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Abstract
The utility model discloses a kind of rubber main shaft sealing devices, including seal body, the lower outer surface of the seal body is fixedly installed with No.1 protrusion ring, the outer surface of the seal body is fixedly installed with No. two protrusion rings above No.1 protrusion ring, the upper end of the seal body is provided with sealing ring, and the preceding outer surface of sealing ring is fixedly installed with No.1 sealing screw thread, the upper end of the sealing ring is fixedly installed with sealing and extends circle, the upper end that the sealing extends circle is fixedly installed with protective film, the upper end outer surface of the sealing ring is provided with gasket, the inside that the sealing extends circle is equipped with projecting inward strip of paper used for sealing, the lower end of the seal body is provided with pedestal.A kind of rubber main shaft sealing device described in the utility model is equipped with sealing ring and protective film, can make this device better tightness when in use, protectiveness is stronger, brings better prospect of the application.
Description
Technical field
The utility model relates to main shaft sealing device field, in particular to a kind of rubber main shaft sealing device.
Background technique
Sealing device is can be divided into main shaft seal and maintenance sealing, and main shaft seal is to prevent other component from oil leak leak occur
When guarantee main shaft will not be wetted, main shaft seal is greatly promoted to the service life for the main shaft that the protection that main shaft provides makes
, slowly, a kind of main shaft sealing device is just widely used；Existing main shaft sealing device has one when in use
Fixed drawback can not be effectively protected the main shafts for requiring good airproof performance some when working, bring one to actual use
Fixed adverse effect, for this purpose, it is proposed that a kind of rubber main shaft sealing device.
Utility model content
The main purpose of the utility model is to provide a kind of rubber main shaft sealing devices, can effectively solve background technique
The problems in.
To achieve the above object, the technical solution that the utility model is taken are as follows:
The lower outer surface of a kind of rubber main shaft sealing device, including seal body, the seal body is solid
Dingan County is equipped with No.1 protrusion ring, and the outer surface of the seal body is fixedly installed with No. two above No.1 protrusion ring
Protrusion ring, the upper end of the seal body are provided with sealing ring, and to be fixedly installed with No.1 close for the preceding outer surface of sealing ring
Screw thread is sealed, the upper end of the sealing ring is fixedly installed with sealing and extends circle, and the upper end that the sealing extends circle is fixedly installed with guarantor
Cuticula, the upper end outer surface of the sealing ring are provided with gasket, and the inside that the sealing extends circle is equipped with projecting inward strip of paper used for sealing, institute
The lower end for stating seal body is provided with pedestal, and the preceding outer surface of the pedestal is provided with No. two sealing screw threads.
Preferably, the protective film and sealing, which extend between circle, is provided with bridging agent, and the sealing extends outside the upper end of circle
Surface is fixedly connected by bridging agent with the lower end outer surface of protective film.
Preferably, the projecting inward strip of paper used for sealing and sealing, which extend between circle, is provided with glue, and the sealing extends the interior of circle
Portion outer surface is fixedly connected by the rear outer surface of projecting inward strip of paper used for sealing, and the quantity of the projecting inward strip of paper used for sealing is several groups, described interior
Strip of paper used for sealing is protruded to arrange in battle array shape.
Preferably, it is provided between the No.1 protrusion ring and No. two protrusion rings internal through inner hole screw, the No.1
Protrusion ring and No. two protrusion rings are fixedly connected by inner hole screw in seal body, and the quantity of inner hole screw is a, inner hole
Screw is in symmetry arrangement.
Preferably, the outer surface of the sealing ring is provided with screw, and the outer surface of the sealing ring passes through screw and sealing
The lower end outer surface of pad connects, and the quantity of screw is two, and screw is in symmetry arrangement
Preferably, the lower end of the pedestal is provided with protective pad, and the lower end outer surface of the pedestal by glue and is prevented
The upper end outer surface of protection pad is fixedly connected.
Compared with prior art, the utility model has the following beneficial effects: this kind of main shaft seal, the outer surface of sealing ring
It is provided with No.1 sealing screw thread, the outer surface of pedestal is provided with No. two sealing screw threads, main shaft sealing device can be made to install
It can be contacted later with other component and facilitate carry out better seal, the inside that sealing extends circle is equipped with projecting inward strip of paper used for sealing, interior
Protrusion strip of paper used for sealing makes it, and the leakproofness between the main shaft sealing device and main shaft is more good after mounting, outside seal body
Surface is provided with No.1 protrusion ring and No. two protrusion rings, can protect seal body after main shaft sealing device installation
It will not be stressed bad, and seal and extend the upper end of circle and be provided with protective film, protective film can after seal body installation
Protection sealing extends the upper end of circle simple, the installation side that by other component do not damage entire sealing device when contacting other component
Just, the effect used is more preferable relative to traditional approach.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of rubber main shaft sealing device of the utility model；
Fig. 2 is a kind of partial view of rubber main shaft sealing device of the utility model；
Fig. 3 is a kind of enlarged drawing of the A of rubber main shaft sealing device of the utility model；
Fig. 4 is a kind of top view of rubber main shaft sealing device of the utility model.
In figure: 1, seal body；2, No.1 protrusion ring；3, No. two protrusion rings；4, sealing ring；5, No.1 seals spiral shell
Line；6, No. two sealing screw threads；7, pedestal；8, sealing extends circle；9, protective film；10, projecting inward strip of paper used for sealing；11, gasket.
Specific embodiment
To be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, below
In conjunction with specific embodiment, the utility model is further described.
As shown in Figs 1-4, a kind of rubber main shaft sealing device, a kind of rubber main shaft sealing device, including sealing device master
Body 1, the lower outer surface of seal body 1 are fixedly installed with No.1 protrusion ring 2, and the outer surface of seal body 1 is close
The top of No.1 protrusion ring 2 is fixedly installed with No. two protrusion rings 3, and the upper end of seal body 1 is provided with sealing ring 4, and close
The preceding outer surface of seal 4 is fixedly installed with No.1 sealing screw thread 5, and the upper end of sealing ring 4 is fixedly installed with sealing and extends circle 8, close
The upper end that envelope extends circle 8 is fixedly installed with protective film 9, and the upper end outer surface of sealing ring 4 is provided with gasket 11, and sealing extends circle
8 inside is equipped with projecting inward strip of paper used for sealing 10, and the lower end of seal body 1 is provided with pedestal 7, and the preceding outer surface of pedestal 7 is provided with
No. two sealing screw threads 6.
Protective film 9 and sealing, which extend between circle 8, is provided with bridging agent, and the upper end outer surface that sealing extends circle 8 passes through connection
Agent is fixedly connected with the lower end outer surface of protective film 9；Projecting inward strip of paper used for sealing 10 and sealing, which extend between circle 8, is provided with glue, close
The outer faces that envelope extends circle 8 are fixedly connected by the rear outer surface of projecting inward strip of paper used for sealing 10, and the quantity of projecting inward strip of paper used for sealing 10 is
Several groups, projecting inward strip of paper used for sealing 10 are arranged in battle array shape, between the main shaft sealing device and main shaft after the projecting inward installation of strip of paper used for sealing 10
The more good effect of leakproofness；Be provided between No.1 protrusion ring 2 and No. two protrusion rings 3 it is internal through inner hole screw, one
Number protrusion ring 2 is fixedly connected by inner hole screw in seal body 1 with No. two protrusion rings 3, and the quantity of inner hole screw is eight
A, inner hole screw is in symmetry arrangement, and No.1 protrusion ring 2 and No. two protrusion rings 3 can be protected after installing the main shaft sealing device
Shield seal body 1 will not be stressed bad effect；The outer surface of sealing ring 4 is provided with screw, and the outer surface of sealing ring 4 is logical
It crosses screw to connect with the lower end outer surface of gasket 11, the quantity of screw is two, and screw is in symmetry arrangement；The lower end of pedestal 7
It is provided with protective pad, the lower end outer surface of pedestal 7 is fixedly connected by glue with the upper end outer surface of protective pad, and protective pad exists
The work that the lower section for protecting seal body 1 and pedestal 7 are not damaged by other component is played after the installation of seal body 1
With.
It should be noted that the utility model is a kind of rubber main shaft sealing device in use, the outer surface of sealing ring 4 is set
It is equipped with No.1 sealing screw thread 5, the outer surface of pedestal 7 is provided with No. two sealing screw threads 6, main shaft sealing device can be made to install
It can be contacted later with other component and facilitate carry out better seal, it is equidistant between No.1 protrusion ring 2 and No. two protrusion rings 3,
Equidistant between No.1 protrusion ring 2 and No. two protrusion rings 3 is in order to which seal body 1 can be played after mounting and shares
Same pressure, to protect seal body 1 not damage because of external cause, the inside that sealing extends circle 8 is equipped with interior
Strip of paper used for sealing 10 is protruded, projecting inward strip of paper used for sealing 10 makes it, and the leakproofness between the main shaft sealing device and main shaft is more after mounting
Good, 1 outer surface of seal body is provided with No.1 protrusion ring 2 and No. two protrusion rings 3, after main shaft sealing device installation
Seal body 1 can be protected not to be stressed bad, and the upper end for sealing extension circle 8 is provided with protective film 9, protective film 9 exists
It is not damaged by other component when contacting other component seal body 1 can protect sealing to extend circle 8 upper end after installing
Bad, the lower end of pedestal 7 is provided with protective pad, and protective pad and is pacified in the bottom of seal body 1 in seal body 1
The lower section for protecting seal body 1 is played after dress and pedestal 7 is not damaged by other component, it is more practical, it brings preferably
Prospect of the application.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of rubber main shaft sealing device, including seal body (1), it is characterised in that: the seal body (1)
Lower outer surface be fixedly installed with No.1 protrusion ring (2), the outer surface of the seal body (1) is close to No.1 protrusion ring
(2) No. two protrusion rings (3) are fixedly installed with above, the upper end of the seal body (1) is provided with sealing ring (4), and
The preceding outer surface of sealing ring (4) is fixedly installed with No.1 sealing screw thread (5), and the upper end of the sealing ring (4) is fixedly installed with close
Envelope extends circle (8), and the upper end that the sealing extends circle (8) is fixedly installed with protective film (9), outside the upper end of the sealing ring (4)
Surface is provided with gasket (11), and the inside that the sealing extends circle (8) is equipped with projecting inward strip of paper used for sealing (10), the sealing device master
The lower end of body (1) is provided with pedestal (7), and the preceding outer surface of the pedestal (7) is provided with No. two sealing screw threads (6).
2. a kind of rubber main shaft sealing device according to claim 1, it is characterised in that: the protective film (9) and sealing
Extend between circle (8) and be provided with bridging agent, the upper end outer surface that the sealing extends circle (8) passes through bridging agent and protective film (9)
Lower end outer surface be fixedly connected.
3. a kind of rubber main shaft sealing device according to claim 1, it is characterised in that: the projecting inward strip of paper used for sealing (10) with
Sealing, which extends between circle (8), is provided with glue, and the outer faces that the sealing extends circle (8) pass through projecting inward strip of paper used for sealing (10)
Rear outer surface be fixedly connected, the quantity of the projecting inward strip of paper used for sealing (10) is several groups, and the projecting inward strip of paper used for sealing (10) is in battle array shape
Arrangement.
4. a kind of rubber main shaft sealing device according to claim 1, it is characterised in that: the No.1 protrusion ring (2) and
Inside is provided between No. two protrusion rings (3) through inner hole screw, the No.1 protrusion ring (2) and No. two protrusion rings (3) pass through
Inner hole screw is fixedly connected with seal body (1), and the quantity of inner hole screw is eight, and inner hole screw is in symmetry arrangement.
5. a kind of rubber main shaft sealing device according to claim 1, it is characterised in that: the appearance of the sealing ring (4)
Face is provided with screw, and the outer surface of the sealing ring (4) is connect by screw with the lower end outer surface of gasket (11), screw
Quantity is two, and screw is in symmetry arrangement.
6. a kind of rubber main shaft sealing device according to claim 2, it is characterised in that: the lower end of the pedestal (7) is set
It is equipped with protective pad, the lower end outer surface of the pedestal (7) is fixedly connected by glue with the upper end outer surface of protective pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821477078.2U CN208749991U (en) | 2018-09-11 | 2018-09-11 | A kind of rubber main shaft sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821477078.2U CN208749991U (en) | 2018-09-11 | 2018-09-11 | A kind of rubber main shaft sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208749991U true CN208749991U (en) | 2019-04-16 |
Family
ID=66083917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821477078.2U Expired - Fee Related CN208749991U (en) | 2018-09-11 | 2018-09-11 | A kind of rubber main shaft sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208749991U (en) |
-
2018
- 2018-09-11 CN CN201821477078.2U patent/CN208749991U/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 |
Granted publication date: 20190416 Termination date: 20210911 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |