CN220268430U - High-temperature-resistant sewage scale prevention sealing assembly - Google Patents
High-temperature-resistant sewage scale prevention sealing assembly Download PDFInfo
- Publication number
- CN220268430U CN220268430U CN202322003916.XU CN202322003916U CN220268430U CN 220268430 U CN220268430 U CN 220268430U CN 202322003916 U CN202322003916 U CN 202322003916U CN 220268430 U CN220268430 U CN 220268430U
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- 238000007789 sealing Methods 0.000 title claims abstract description 71
- 239000010865 sewage Substances 0.000 title claims abstract description 18
- 230000002265 prevention Effects 0.000 title claims abstract description 13
- 229920000742 Cotton Polymers 0.000 claims description 5
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model discloses a high-temperature-resistant sewage scale prevention sealing assembly, which relates to the technical field of sealing assemblies and solves the technical problems that axial load cannot be borne under special conditions and the assembly is prevented from being deformed under high-temperature conditions to cause permeation in the prior art.
Description
Technical Field
The utility model relates to the technical field of sealing assemblies, in particular to a high-temperature-resistant sewage scale prevention sealing assembly.
Background
The utility model mainly relates to a sealing assembly technology, and sealing can be divided into two main types of static sealing and dynamic sealing. Sealing is a component or measure that prevents leakage of fluids or solid particles from between adjacent bonding surfaces and intrusion of foreign objects such as dust and moisture into the interior of the machine. The prior sealing assembly has the technical problems that the axial load cannot be born under special conditions and the assembly is prevented from being deformed under high temperature conditions to cause permeation.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a high-temperature-resistant sewage scale prevention sealing assembly, which solves the technical problems that the prior art cannot bear axial load under special conditions and prevents the assembly from being deformed under high temperature conditions to cause permeation.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a high temperature resistant sewage scale control seal assembly, includes axis body and axle bed, its characterized in that, install interior axle sleeve on the axis body, install outer axle sleeve on the axle bed, outer axle sleeve inner wall is the inclined plane, set up the roller support on the interior axle sleeve, the backing roll is installed to the roller support internal rotation, backing roll movable mounting is in outer axle sleeve.
The embodiment is further configured in that the inner shaft sleeve is provided with an inner through hole, the shaft body is provided with an inner threaded hole, the inner shaft sleeve is provided with an inner spring gasket, the inner spring gasket is provided with an inner screw, the inner screw penetrates through the inner through hole and is in threaded connection with the inner threaded hole, the inner shaft sleeve is provided with a low through hole, the shaft body is provided with a low threaded hole, and a screw is movably arranged in the low through hole and is in threaded connection with the low threaded hole.
The embodiment is further characterized in that an inner O-shaped ring is arranged between the shaft body and the inner shaft sleeve, a sealing rubber ring is arranged in one end of the shaft body and one end of the inner shaft sleeve, and the sealing rubber ring is sleeved in the inner shaft sleeve.
The embodiment is further arranged in that an outer threaded hole is formed in the shaft seat, a stop gasket is fixedly arranged on the shaft seat, a sealing rubber pad is arranged on the stop gasket, an outer sleeve is arranged on the sealing rubber pad, an outer through hole is formed in the outer sleeve, three outer baffles are arranged on the outer sleeve, a sealing cotton pad is arranged between the outer sleeve and the outer baffles, an outer screw is arranged on the outer baffles, and the outer screw penetrates through the outer baffles, the outer sleeve, the sealing rubber pad and the stop gasket to be in threaded connection with the outer threaded hole.
The embodiment is further characterized in that an outer shaft collar is arranged in the outer shaft sleeve, an arc-shaped backing ring is arranged on the outer shaft collar, a screw seat is arranged on the arc-shaped backing ring, and an elastic washer is arranged between the screw seat and the outer screw.
The embodiment is further characterized in that a sealing rubber sleeve is arranged in the outer shaft sleeve, sealing screws are connected with the sealing rubber sleeve and the outer shaft sleeve in a threaded mode, and a movable O-shaped ring is arranged between the sealing rubber sleeve and the inner shaft sleeve.
The embodiment is further characterized in that the inner shaft sleeve is sleeved with a butterfly spring, one end of the butterfly spring is connected with an I-shaped ring, a pair of auxiliary O-shaped rings are arranged on the I-shaped ring, one end of the I-shaped ring is provided with a roller thrust bearing, and the roller thrust bearing is fixedly connected with the inner shaft sleeve and the sealing gum cover.
Advantageous effects
The utility model provides a high-temperature-resistant sewage scale prevention sealing assembly, which is characterized in that an inner shaft sleeve and an outer shaft sleeve structure are adopted, so that a shaft body and a shaft seat are separated and are not in direct contact, the influence caused by expansion of the shaft body and the shaft seat is reduced under a high-temperature condition, an axial clearance is formed through an inclined surface outer shaft sleeve and a supporting roller, the shaft body can move at high temperature and when an axial load is received, the sealing and the coaxiality are maintained, the fastening of an axial sealing element is completed, the reliable fastening of a body supporting roller and the outer shaft sleeve is ensured, the outer shaft sleeve and the inner shaft sleeve are buckled through an outer baffle, and the sealing scale prevention capability of the assembly is enhanced under the high temperature through an elastic arc-shaped backing ring.
Drawings
FIG. 1 is a schematic diagram of a front view of a high temperature resistant sewage scale control seal assembly according to the present utility model.
FIG. 2 is a schematic diagram of a part of a high temperature resistant sewage scale control seal assembly according to the present utility model.
FIG. 3 is a schematic view of a part of a high temperature resistant sewage scale control seal assembly according to the present utility model.
In the figure: 1. a shaft body; 2. a shaft seat; 3. an inner sleeve; 4. an outer sleeve; 5. a roller support; 6. a support roller; 7. an inner spring spacer; 8. an inner screw; 9. a screw; 10. an inner O-ring; 11. a sealant ring; 12. a shaft seat; 13. a stop pad; 14. sealing rubber cushion; 15. an outer baffle; 16. sealing the cotton pad; 17. an outer screw; 18. an outer collar; 19. an arc backing ring; 20. a screw seat; 21. an elastic washer; 22. sealing the rubber sleeve; 23. a sealing screw; 24. a dynamic O-ring; 25. a belleville spring; 26. an I-ring; 27. an auxiliary O-ring; 28. a roller thrust bearing;
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a high temperature resistant sewage scale control seal assembly, includes axis body 1 and axle bed 2, its characterized in that, install interior axle sleeve 3 on the axis body 1, install outer axle sleeve 4 on the axle bed 2, outer axle sleeve 4 inner wall is the inclined plane, set up roller support 5 on the interior axle sleeve 3, roller support 5 internal rotation is installed back-up roll 6, back-up roll 6 movable mounting is in outer axle sleeve 4, interior axle sleeve 3 is last to set up interior through-hole, interior threaded hole has been seted up on the axis body 1, interior spring washer 7 has been installed on the interior axle sleeve 3, install interior screw 8 on the interior spring washer 7, interior screw 8 passes interior through-hole and interior threaded hole threaded connection, interior axle sleeve 3 is last to set up low through-hole, set up low screw hole on the axis body 1, low through-hole internal movable mounting has screw 9, screw 9 threaded connection is in low screw hole, an inner O-shaped ring 10 is arranged between the shaft body 1 and the inner shaft sleeve 3, a sealing rubber ring 11 is arranged in one end of the shaft body 1 and one end of the inner shaft sleeve 3, the sealing rubber ring 11 is sleeved in the inner shaft sleeve 3, an outer threaded hole is formed in the shaft seat 2, a stop gasket 13 is fixedly arranged on the shaft seat 2, a sealing rubber pad 14 is arranged on the stop gasket 13, the outer shaft sleeve 4 is arranged on the sealing rubber pad 14, an outer through hole is formed in the outer shaft sleeve 4, three outer baffle plates 15 are arranged on the outer shaft sleeve 4, a sealing cotton pad 16 is arranged between the outer shaft sleeve 4 and the outer baffle plates 15, an outer screw 17 is arranged on the outer baffle plates 15, the outer screw 17 penetrates through the outer baffle plates 15, the outer shaft sleeve 4, the sealing rubber pad 14 and the stop gasket 13 to be connected in the outer threaded hole in a threaded mode, an outer shaft collar 18 is arranged in the outer shaft sleeve 4, an arc-shaped backing ring 19 is arranged on the outer shaft collar 18, the novel anti-theft device is characterized in that a screw seat 20 is arranged on the arc-shaped backing ring 19, an elastic washer 21 is arranged between the screw seat 20 and the outer screw 17, a sealing rubber sleeve 22 is arranged in the outer sleeve 4, the sealing rubber sleeve 22 and the outer sleeve 4 are connected with a sealing screw 23 in a threaded mode, a movable O-shaped ring 24 is arranged between the sealing rubber sleeve 22 and the inner sleeve 3, a butterfly spring 25 is sleeved on the inner sleeve 3, one end of the butterfly spring 25 is connected with an I-shaped ring 26, a pair of auxiliary O-shaped rings 27 are arranged on the I-shaped ring 26, a roller thrust bearing 28 is arranged at one end of the I-shaped ring 26, and the roller thrust bearing 28 is fixedly connected with the inner sleeve 3 and the sealing rubber sleeve 22.
The detailed connection means are known in the art, and the following mainly describes the working principle and process, and the specific work is as follows.
Examples: as shown in fig. 1 to 3, an operator first installs the inner sleeve 3 on the shaft body 1, places the inner O-ring 10 in the groove of the inner sleeve 3, then places the inner sleeve 3 in the front half section of the sealing rubber ring 11 in a state of tightly attaching to the shaft body 1 so as to prevent interference with the installation of the i-ring 26 of the belleville spring 25 and the roller thrust bearing 28, and tightly connects the inner screw 8 with the screw 9, the outer sleeve 4 is installed in the shaft seat 2, places the stop washer 13 and the sealing rubber pad 14 between the outer sleeve 4 and the shaft seat 2, places the outer collar 18 and the arc-shaped washer 19 and the screw seat 20 in the outer sleeve 4, then inserts the shaft body 1 into the shaft seat 2, tightly installs the sealing rubber sleeve 22 by the sealing screw 23 after placing the i-ring 26 of the belleville spring 25 and the auxiliary O-ring 27 and the roller thrust bearing 28, then the sealing rubber ring 11 is inserted into the inner shaft sleeve 3, the movable O-shaped sleeve is placed between the inner shaft sleeve 3 and the sealing rubber sleeve 22 to cover the outer baffle 15, the fixed installation is completed through the outer screw 17, the assembly of the sealing assembly is completed, when the sealing assembly is heated, the supporting position of the supporting roller 6 is expanded and is close to the outer side of the outer shaft sleeve 4, the supporting position is kept by the belleville spring 25 and the thrust roller bearing, external dirt is blocked by the sealing rubber pad 14 of the stop gasket 13 and the sealing cotton pad 16 of the outer baffle 15 and cannot enter the position of the outer shaft sleeve 4, the dirt is isolated by the outer baffle 15 and the sealing rubber sleeve 22 by the O-shaped ring 24 and the sealing rubber ring 11 and cannot enter the position of the inner shaft sleeve 3, and the relative position of the inner shaft sleeve 3 and the outer shaft sleeve 4 is automatically adjusted by the belleville spring 25 under cold and hot conditions, and the capability of the assembly to support the shaft body 1 is kept.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Claims (7)
1. The utility model provides a high temperature resistant sewage scale control seal assembly, includes axis body (1) and axle bed (2), its characterized in that, install interior axle sleeve (3) on axis body (1), install outer axle sleeve (4) on axle bed (2), outer axle sleeve (4) inner wall is the inclined plane, interior axle sleeve (3) are last to have seted up roller support (5), backing roll (6) are installed in roller support (5) internal rotation, backing roll (6) movable mounting is in outer axle sleeve (4).
2. The high-temperature-resistant sewage scale prevention sealing assembly according to claim 1, wherein the inner sleeve (3) is provided with an inner through hole, the shaft body (1) is provided with an inner threaded hole, the inner sleeve (3) is provided with an inner spring gasket (7), the inner spring gasket (7) is provided with an inner screw (8), the inner screw (8) penetrates through the inner through hole to be in threaded connection with the inner threaded hole, the inner sleeve (3) is provided with a low through hole, the shaft body (1) is provided with a low threaded hole, a screw (9) is movably installed in the low through hole, and the screw (9) is in threaded connection with the low threaded hole.
3. The high-temperature-resistant sewage scale prevention sealing assembly according to claim 2, wherein an inner O-shaped ring (10) is arranged between the shaft body (1) and the inner shaft sleeve (3), a sealing rubber ring (11) is arranged in one end of the shaft body (1) and one end of the inner shaft sleeve (3), and the sealing rubber ring (11) is sleeved in the inner shaft sleeve (3).
4. The high-temperature-resistant sewage scale prevention sealing assembly according to claim 1, wherein an external threaded hole is formed in the shaft seat (2), a stop gasket (13) is fixedly installed on the shaft seat (2), a sealing rubber pad (14) is installed on the stop gasket (13), an external through hole is formed in the outer shaft sleeve (4), three external baffles (15) are installed on the outer shaft sleeve (4), a sealing cotton pad (16) is installed between the outer shaft sleeve (4) and the external baffles (15), an external screw (17) is installed on the external baffles (15), and the external screw (17) penetrates through the external baffles (15), the outer shaft sleeve (4), the sealing rubber pad (14) and the stop gasket (13) to be in threaded connection with the external threaded hole.
5. The high-temperature-resistant sewage scale prevention sealing assembly according to claim 4, wherein an outer shaft collar (18) is installed in the outer shaft sleeve (4), an arc-shaped backing ring (19) is installed on the outer shaft collar (18), a screw seat (20) is installed on the arc-shaped backing ring (19), and an elastic gasket (21) is installed between the screw seat (20) and the outer screw (17).
6. The high-temperature-resistant sewage scale prevention sealing assembly according to claim 5, wherein a sealing rubber sleeve (22) is arranged in the outer sleeve (4), sealing screws (23) are connected to the sealing rubber sleeve (22) and the outer sleeve (4) in a threaded mode, and a movable O-shaped ring (24) is arranged between the sealing rubber sleeve (22) and the inner sleeve (3).
7. The high-temperature-resistant sewage scale prevention sealing assembly according to claim 6, wherein the inner sleeve (3) is sleeved with a belleville spring (25), one end of the belleville spring (25) is connected with an I-shaped ring (26), a pair of auxiliary O-shaped rings (27) are arranged on the I-shaped ring (26), one end of the I-shaped ring (26) is provided with a roller thrust bearing (28), and the roller thrust bearing (28) is fixedly connected with the inner sleeve (3) and the sealing gum sleeve (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322003916.XU CN220268430U (en) | 2023-07-28 | 2023-07-28 | High-temperature-resistant sewage scale prevention sealing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322003916.XU CN220268430U (en) | 2023-07-28 | 2023-07-28 | High-temperature-resistant sewage scale prevention sealing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220268430U true CN220268430U (en) | 2023-12-29 |
Family
ID=89303077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322003916.XU Active CN220268430U (en) | 2023-07-28 | 2023-07-28 | High-temperature-resistant sewage scale prevention sealing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220268430U (en) |
-
2023
- 2023-07-28 CN CN202322003916.XU patent/CN220268430U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |