CN213039823U - High-temperature-resistant mechanical seal - Google Patents
High-temperature-resistant mechanical seal Download PDFInfo
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- CN213039823U CN213039823U CN202021441639.0U CN202021441639U CN213039823U CN 213039823 U CN213039823 U CN 213039823U CN 202021441639 U CN202021441639 U CN 202021441639U CN 213039823 U CN213039823 U CN 213039823U
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- ring
- mechanical seal
- fixedly connected
- spring
- wall
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Abstract
The utility model discloses a high temperature resistance mechanical seal relates to seal structure technical field, including main shaft and quiet ring, the fixed surface of main shaft is connected with the sleeve, the ring channel has been seted up in telescopic left side, the last inner wall of ring channel and the equal fixedly connected with spacing collar of lower inner wall, the inside of ring channel is provided with the piston ring, the surface and the equal fixedly connected with sealing washer of internal surface of piston ring, the left side fixedly connected with rotating ring of piston ring, the left side of rotating ring runs through the ring channel and is located telescopic outside, the inside of ring channel is provided with the spring. The utility model discloses set up the sealing washer, can reduce the device and take place the condition of leaking, and can reduce the corruption of spring to improve the device's life, can make rotating ring and quiet ring laminating all the time together through setting up the spring, guarantee to have good mechanical seal performance between rotating ring and the quiet ring terminal surface, thereby improve the device's sealed effect.
Description
Technical Field
The utility model relates to a seal structure technical field specifically is a high temperature resistant mechanical seal.
Background
The mechanical seal is a device for preventing fluid leakage, which is formed by at least one pair of end faces perpendicular to the rotation axis, and is kept in fit and relatively slides under the action of fluid pressure and elasticity of the compensating mechanism and the matching of the auxiliary seal. The existing high-temperature resistant mechanical sealing device has poor sealing effect, so that liquid flows out easily, and the overall sealing effect of the device is reduced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a high temperature resistant mechanical seal has solved the current high temperature resistant mechanical seal device who proposes in the above-mentioned background art, and it is relatively poor to seal the effect, leads to liquid to flow out easily, has reduced the problem of the whole sealed effect of device.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the utility model provides a high temperature resistant mechanical seal, includes main shaft and quiet ring, the outer fixed surface of main shaft is connected with the sleeve, the ring channel has been seted up in telescopic left side, the last inner wall of ring channel and the equal fixedly connected with spacing collar of lower inner wall, the inside of ring channel is provided with the piston ring, the surface and the equal fixedly connected with sealing washer of internal surface of piston ring, the left side fixedly connected with rotating ring of piston ring, the ring channel is run through and be located telescopic outside in the left side of rotating ring, the inside of ring channel is provided with the spring.
Furthermore, the static ring is sleeved on the outer surface of the main shaft, and a gap is reserved between the inner wall of the static ring and the outer surface of the main shaft.
Furthermore, the limiting ring is in contact with the movable ring, and the left side of the movable ring is in contact with the right side of the static ring.
Furthermore, the outer surface and the inner surface of the piston ring are both provided with grooves, and the grooves are matched with the sealing rings.
Further, the sealing ring is in contact with the inner wall of the annular groove, and the sealing ring is made of rubber.
Furthermore, one end of the spring is fixedly connected with the right side of the piston ring, and the other end of the spring is fixedly connected with the inner wall of the right side of the annular groove.
(III) advantageous effects
The utility model provides a high temperature resistant mechanical seal possesses following beneficial effect:
this high temperature resistant mechanical seal through set up the sealing washer on the piston ring, can reduce the device condition of taking place to leak, and can reduce the corruption of spring to improve the device's life, can make rotating ring and quiet ring laminate all the time together through setting up the spring, guarantee to have good mechanical seal performance between rotating ring and the quiet ring terminal surface, thereby improve the device's sealed effect.
Drawings
Fig. 1 is a schematic perspective view of the high temperature resistant mechanical seal of the present invention;
fig. 2 is a schematic diagram of the formal cross-sectional structure of the high temperature resistant mechanical seal of the present invention.
In the figure: 1. a main shaft; 2. a stationary ring; 3. a sleeve; 4. an annular groove; 5. a limiting ring; 6. a piston ring; 7. a seal ring; 8. a moving ring; 9. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1-2, the present invention provides a technical solution:
a high-temperature-resistant mechanical seal comprises a main shaft 1 and a stationary ring 2, wherein the stationary ring 2 is sleeved on the outer surface of the main shaft 1, a gap is reserved between the inner wall of the stationary ring 2 and the outer surface of the main shaft 1, the outer surface of the main shaft 1 is fixedly connected with a sleeve 3, the left side of the sleeve 3 is provided with a ring groove 4, the upper inner wall and the lower inner wall of the ring groove 4 are both fixedly connected with a limiting ring 5, the limiting ring 5 is in contact with a movable ring 8, the limiting ring 5 can prevent the movable ring 8 from being separated from the sleeve 3, a piston ring 6 is arranged inside the ring groove 4, the outer surface and the inner surface of the piston ring 6 are both provided with grooves, the grooves are matched with a seal ring 7, the outer surface and the inner surface of the piston ring 6 are both fixedly connected with a seal ring 7, the seal ring 7 is in, and can reduce the corruption of spring 9, the left side fixedly connected with rotating ring 8 of piston ring 6, the left side of rotating ring 8 contacts with quiet ring 2's right side, the left side of rotating ring 8 runs through ring channel 4 and is located the outside of sleeve 3, the inside of ring channel 4 is provided with spring 9, the one end of spring 9 and piston ring 6's right side fixed connection, the other end of spring 9 and ring channel 4's right side inner wall fixed connection, can make rotating ring 8 and quiet ring 2 paste all the time together through setting up spring 9, guarantee to have good mechanical seal performance between rotating ring 8 and the quiet ring 2 terminal surfaces.
Theory of operation, this high temperature resistant mechanical seal, restoring force through spring 9 drives piston ring 6 and slides in ring channel 4, make piston ring 6 drive rotating ring 8 all the time with the terminal surface laminating of quiet ring 2, thereby guarantee to have good mechanical seal performance between rotating ring 8 and the quiet ring 2 terminal surfaces, improve the device's sealed effect, through set up sealing washer 7 on piston ring 6, can reduce the device and take place the condition of leaking, and can reduce spring 9's corruption, thereby improve the device's life.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a high temperature resistant mechanical seal, includes main shaft (1) and quiet ring (2), its characterized in that, the outer fixed surface of main shaft (1) is connected with sleeve (3), ring channel (4) have been seted up in the left side of sleeve (3), the last inner wall of ring channel (4) and lower equal fixedly connected with spacing collar (5) of inner wall, the inside of ring channel (4) is provided with piston ring (6), the surface and the equal fixedly connected with sealing washer (7) of internal surface of piston ring (6), the left side fixedly connected with rotating ring (8) of piston ring (6), the outside that ring channel (4) and sleeve (3) are run through and are located in the left side of rotating ring (8), the inside of ring channel (4) is provided with spring (9).
2. A high temperature resistant mechanical seal according to claim 1,
the static ring (2) is sleeved on the outer surface of the main shaft (1), and a gap is reserved between the inner wall of the static ring (2) and the outer surface of the main shaft (1).
3. A high temperature resistant mechanical seal according to claim 1,
the limiting ring (5) is in contact with the moving ring (8), and the left side of the moving ring (8) is in contact with the right side of the static ring (2).
4. A high temperature resistant mechanical seal according to claim 1,
the outer surface and the inner surface of the piston ring (6) are both provided with grooves, and the grooves are matched with the sealing ring (7).
5. A high temperature resistant mechanical seal according to claim 1,
the sealing ring (7) is in contact with the inner wall of the annular groove (4), and the sealing ring (7) is made of rubber.
6. A high temperature resistant mechanical seal according to claim 1,
one end of the spring (9) is fixedly connected with the right side of the piston ring (6), and the other end of the spring (9) is fixedly connected with the inner wall of the right side of the annular groove (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021441639.0U CN213039823U (en) | 2020-07-21 | 2020-07-21 | High-temperature-resistant mechanical seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021441639.0U CN213039823U (en) | 2020-07-21 | 2020-07-21 | High-temperature-resistant mechanical seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213039823U true CN213039823U (en) | 2021-04-23 |
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ID=75528008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021441639.0U Active CN213039823U (en) | 2020-07-21 | 2020-07-21 | High-temperature-resistant mechanical seal |
Country Status (1)
| Country | Link |
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| CN (1) | CN213039823U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374682A (en) * | 2021-07-15 | 2021-09-10 | 西南石油大学 | Fracturing pump hydraulic end plunger hole seal structure |
| CN114060524A (en) * | 2021-11-26 | 2022-02-18 | 淄博诺方德化工装备科技有限公司 | Container type strong corrosion resistant double-end-face mechanical seal |
-
2020
- 2020-07-21 CN CN202021441639.0U patent/CN213039823U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113374682A (en) * | 2021-07-15 | 2021-09-10 | 西南石油大学 | Fracturing pump hydraulic end plunger hole seal structure |
| CN114060524A (en) * | 2021-11-26 | 2022-02-18 | 淄博诺方德化工装备科技有限公司 | Container type strong corrosion resistant double-end-face mechanical seal |
| CN114060524B (en) * | 2021-11-26 | 2024-05-03 | 淄博诺方德化工装备科技有限公司 | Packaging type strong corrosion-resistant double-end-face mechanical seal |
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