CN212868435U - Transmission shaft double-sealing device - Google Patents
Transmission shaft double-sealing device Download PDFInfo
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- CN212868435U CN212868435U CN202021460011.5U CN202021460011U CN212868435U CN 212868435 U CN212868435 U CN 212868435U CN 202021460011 U CN202021460011 U CN 202021460011U CN 212868435 U CN212868435 U CN 212868435U
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- sealing
- sealed
- sleeve
- axle sleeve
- shaft
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Abstract
The utility model relates to a transmission shaft double-sealing device, including the seal cover main part, the top middle part of seal cover main part is provided with the bearing frame, sealed outer lane is installed to one side of seal cover main part, one side mid-mounting of sealed outer lane has sealed centre circle, the mid-mounting of sealed centre circle has the sealed axle sleeve of second, the one end of the sealed axle sleeve of second is provided with first sealed axle sleeve, the inside of the sealed axle sleeve of second is provided with the shaft hole. The utility model discloses a mid-mounting of seal cover main part has the sealed axle sleeve of second, installs first sealed axle sleeve in the one end of the sealed axle sleeve of second, and is provided with interior seal bearing in the inside one end of the sealed axle sleeve of second, can carry out double containment through the seal cover main part of this kind of design, has improved sealed effect greatly, and the middle part of seal cover main part is provided with the bearing frame, makes things convenient for the installation of transmission shaft fixed through the bearing frame, and makes things convenient for the installation of seal cover main part to dismantle.
Description
Technical Field
The utility model relates to a sealing device technical field especially relates to a transmission shaft double sealing device.
Background
A sealing device for a transmission shaft is used for sealing the transmission shaft, and the transmission shaft is a rotating body with high rotating speed and less support, so that the dynamic balance of the transmission shaft is crucial. The dynamic balance test is carried out on a general transmission shaft before leaving a factory, and the transmission shaft is adjusted on a balancing machine. In the case of a front engine rear wheel drive vehicle, the transmission is arranged to transmit the rotation of the transmission to the shaft of the final drive, and the transmission can be provided with a plurality of joints, and the joints can be connected through universal joints.
The existing single-sealing device for the transmission shaft has various defects, for example, the single-sealing device for the transmission shaft is easy to leak.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a transmission shaft double sealing device solves current transmission shaft single sealing, appears the problem of leaking easily.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a transmission shaft double-seal device, includes the seal cover main part, the top middle part of seal cover main part is provided with the bearing frame, sealed outer lane is installed to one side of seal cover main part, one side mid-mounting of sealed outer lane has sealed well circle, the mid-mounting of sealed well circle has the sealed axle sleeve of second, the one end of the sealed axle sleeve of second is provided with first sealed axle sleeve.
In the above scheme, the inside of the second seal shaft sleeve is provided with a shaft hole, and one end of the second seal shaft sleeve is provided with an inner seal shaft hole.
In the above scheme, the inner sealing shaft hole is arranged opposite to the first sealing shaft sleeve, and the inner sealing shaft hole and the first sealing shaft sleeve are arranged to have the same caliber.
In the scheme, the middle part of the seal sleeve main body is provided with the bearing seat, the bearing seat is of a conical structure, and the bearing seat is opposite to the shaft hole.
In the scheme, the seal sleeve main body and the seal outer ring are arranged into an integral structure, and the seal middle ring and the seal sleeve main body are arranged into an integral structure.
In the above scheme, the diameter of the inner cavity of the first sealing shaft sleeve is set to be 19, and the height of the first sealing shaft sleeve is set to be 5 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a mid-mounting of seal cover main part has the sealed axle sleeve of second, installs first sealed axle sleeve in the one end of the sealed axle sleeve of second, and is provided with interior seal bearing in the inside one end of the sealed axle sleeve of second, can carry out double containment through the seal cover main part of this kind of design, has improved sealed effect greatly, and the middle part of seal cover main part is provided with the bearing frame, makes things convenient for the installation of transmission shaft fixed through the bearing frame, and makes things convenient for the installation of seal cover main part to dismantle.
Drawings
Fig. 1 is a schematic structural view of the present invention;
figure 2 is a side view of the seal cartridge body of the present invention;
fig. 3 is a plan view of the seal cartridge body of the present invention.
In the figure: 1. sealing the outer ring; 2. sealing the middle ring; 3. a first seal bushing; 4. a shaft hole; 5. a second seal bushing; 6. an inner seal bearing; 7. a bearing seat; 8. seal cover main part.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
As shown in fig. 1-3, the utility model discloses a transmission shaft double sealing device, including seal cover main part 8, the top middle part of seal cover main part 8 is provided with bearing frame 7, bearing frame 7 makes things convenient for the installation of transmission shaft, sealed outer lane 1 is installed to one side of seal cover main part 8, sealed outer lane 1 all is used for buffer protection with sealed well circle 2, one side mid-mounting of sealed outer lane 1 has sealed well circle 2, the mid-mounting of sealed well circle 2 has the sealed axle sleeve 5 of second, the sealed axle sleeve 5 of second is used for sealing the transmission shaft, the one end of the sealed axle sleeve 5 of second is provided with first sealed axle sleeve 3, first sealed axle sleeve 3 is used for sealing the transmission shaft.
In an embodiment, the shaft hole 4 is arranged inside the second sealing shaft sleeve 5, and the inner sealing shaft hole 6 is arranged at one end of the second sealing shaft sleeve 5, so that the transmission shaft can be conveniently installed and sealed through the shaft hole 4 and the inner sealing shaft hole 6.
In one embodiment, the inner seal shaft hole 6 is disposed opposite to the first seal shaft sleeve 3, and the inner seal shaft hole 6 and the first seal shaft sleeve 3 are disposed with the same diameter, so that the transmission pump is double-sealed.
In one embodiment, the middle part of the seal sleeve main body 8 is provided with a bearing seat 7, the bearing seat 7 is provided with a conical structure, and the bearing seat 7 is arranged opposite to the shaft hole 4.
In one embodiment, the sealing sleeve body 8 and the sealing outer ring 1 are provided as an integral structure, and the sealing middle ring 2 and the sealing sleeve body 8 are provided as an integral structure.
In one embodiment, the diameter of the inner cavity of the first sealing bush 3 is set to 19 and the height of the first sealing bush 3 is set to 5 mm.
This equipment is when using, seals the transmission shaft through the sealed axle sleeve 5 of second on the seal cover main part 8, carries out secondary seal to the transmission shaft through the sealed axle sleeve 3 of the first of the sealed axle sleeve 5 one end of second simultaneously, makes the stability of seal cover main part 8 improve greatly through sealed outer lane 1 and sealed well circle 2, makes things convenient for the installation of transmission shaft through the bearing frame 7 at the middle part of seal cover main part 8, and conveniently fixes seal cover main part 8 erection joint on a supporting bench.
The above-mentioned embodiments further explain in detail the objects, technical solutions and advantages of the present invention, and it should be understood that the above-mentioned embodiments are only the embodiments of the present invention, and are not intended to limit the scope of the present invention, any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (6)
1. The utility model provides a transmission shaft double containment device, includes seal cover main part (8), its characterized in that: the sealing sleeve is characterized in that a bearing seat (7) is arranged in the middle of the top end of the sealing sleeve main body (8), a sealing outer ring (1) is installed on one side of the sealing sleeve main body (8), a sealing middle ring (2) is installed on the middle of one side of the sealing outer ring (1), a second sealing shaft sleeve (5) is installed in the middle of the sealing middle ring (2), and a first sealing shaft sleeve (3) is arranged at one end of the second sealing shaft sleeve (5).
2. The dual seal device for a propeller shaft according to claim 1, wherein: the inside of second sealed axle sleeve (5) is provided with shaft hole (4), and the one end of second sealed axle sleeve (5) is provided with interior sealed shaft hole (6).
3. The dual seal device for a propeller shaft according to claim 2, wherein: the inner sealing shaft hole (6) and the first sealing shaft sleeve (3) are arranged just opposite to each other, and the inner sealing shaft hole (6) and the first sealing shaft sleeve (3) are arranged to be the same in caliber.
4. The dual seal device for a propeller shaft according to claim 1, wherein: the middle part of the seal sleeve main body (8) is provided with a bearing seat (7), the bearing seat (7) is of a conical structure, and the bearing seat (7) is opposite to the shaft hole (4).
5. The dual seal device for a propeller shaft according to claim 1, wherein: the sealing sleeve main body (8) and the sealing outer ring (1) are arranged into an integral structure, and the sealing middle ring (2) and the sealing sleeve main body (8) are arranged into an integral structure.
6. The dual seal device for a propeller shaft according to claim 1, wherein: the diameter of the inner cavity of the first sealing shaft sleeve (3) is set to be 19, and the height of the first sealing shaft sleeve (3) is set to be 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021460011.5U CN212868435U (en) | 2020-07-22 | 2020-07-22 | Transmission shaft double-sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021460011.5U CN212868435U (en) | 2020-07-22 | 2020-07-22 | Transmission shaft double-sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212868435U true CN212868435U (en) | 2021-04-02 |
Family
ID=75216474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021460011.5U Active CN212868435U (en) | 2020-07-22 | 2020-07-22 | Transmission shaft double-sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212868435U (en) |
-
2020
- 2020-07-22 CN CN202021460011.5U patent/CN212868435U/en active Active
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