CN210920109U - Wear-resistant sealing element for piston rod - Google Patents
Wear-resistant sealing element for piston rod Download PDFInfo
- Publication number
- CN210920109U CN210920109U CN201922000577.3U CN201922000577U CN210920109U CN 210920109 U CN210920109 U CN 210920109U CN 201922000577 U CN201922000577 U CN 201922000577U CN 210920109 U CN210920109 U CN 210920109U
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- CN
- China
- Prior art keywords
- wall
- piston rod
- wear
- seal cover
- sealing
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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
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 50
- 230000001050 lubricating effect Effects 0.000 claims abstract description 6
- 238000013016 damping Methods 0.000 claims description 4
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 18
- 238000005299 abrasion Methods 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model discloses a wear-resisting sealing member for piston rod, including the piston rod, the outer wall of piston rod has cup jointed the seal cover casing, and the inner wall both sides of seal cover casing all are fixed with the stopper, the seal cover casing is including wearing layer and sealing layer, and the sealing layer is located the centre of seal cover casing and wearing layer, the inner wall both sides of seal cover casing all are provided with the connecting plate, and the bottom outer wall of connecting plate is provided with damper, the inner wall both sides of seal cover casing all are provided with I shape sealing washer, and one side outer wall of seal cover casing is fixed with lubricating mechanism, and the top inner wall and the bottom inner wall of I shape sealing washer are fixed with the enhancement post, one side outer wall of seal cover casing is fixed. The utility model discloses a be provided with the stopper, the piston rod is when the inside activity of seal cover casing, and the stopper has carried out the restriction to the activity of piston rod effectively, can prevent effectively that it from rotating, has improved the practicality of device.
Description
Technical Field
The utility model relates to a sealing member technical field especially relates to a piston rod is with wear-resisting sealing member.
Background
The piston rod is a connecting component for supporting the piston to do work, most of the piston rod is applied to an oil cylinder and an air cylinder movement executing component, the piston rod is a movement component with frequent movement and high technical requirement, and the piston rod needs to be sealed in the future by a seal to prevent dust from entering the piston rod and prevent leakage.
Through retrieval, chinese patent application No. 201810507373.6 discloses a piston rod sealing member convenient to use, including first mount pad, arc steel sheet, I-shaped sealing washer, oil pipe, oil tank, second mount pad, third mount pad, dustproof pad, seal lip, lug, piston rod, guidance tape, double-screw bolt and spring damper. The above patents also suffer from the following disadvantages: the piston rod sealing element of the device is round, so that a square piston rod cannot be sealed, and the practicability of the device is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a wear-resistant sealing element for a piston rod.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a wear-resisting sealing member for piston rod, includes the piston rod, and the outer wall of piston rod has cup jointed the seal cover casing, and the inner wall both sides of seal cover casing all are fixed with the stopper, the seal cover casing is including wearing layer and sealing layer, and the sealing layer is located the centre of seal cover casing and wearing layer, the inner wall both sides of seal cover casing all are provided with the connecting plate, and the bottom outer wall of connecting plate is provided with damper, the inner wall both sides of seal cover casing all are provided with the I shape sealing washer, and one side outer wall of seal cover casing is fixed with lubricated mechanism, and the top inner wall and the bottom inner wall of I shape sealing washer.
Furthermore, a fixing block is fixed on the outer wall of one side of the seal sleeve shell, and a fastening bolt is arranged on the outer wall of one side of the fixing block.
Furthermore, the damping mechanism comprises spring dampers distributed at equal intervals, and the outer wall of the bottom of each spring damper is provided with the same rubber plate.
Furthermore, lubricating mechanism is including the oil tank, and one side inner wall of oil tank and the top inner wall of I shape sealing washer are provided with same oil pipe.
Furthermore, the outer wall of one side of the oil pipe is connected with a valve through threads.
Furthermore, the anti-skid device also comprises anti-skid protrusions which are fixed on the outer wall of one side of the limiting block at equal intervals.
The utility model has the advantages that:
1. through being provided with the stopper, when the piston rod was at the inside activity of seal cover housing, the stopper had carried out the restriction to the activity of piston rod effectively, can prevent effectively that it from rotating, and seal cover housing can also be applied to the outside of square piston rod, has improved the practicality of device.
2. By arranging the oil pipe, the valve, the I-shaped sealing ring and the oil tank, lubricating oil can be sprayed on the contact surface of the piston rod and the I-shaped sealing ring through the oil pipe, so that the friction phenomenon is avoided, the abrasion of the I-shaped sealing ring and the piston rod is reduced, and the abrasion resistance of the device is improved.
3. Through being provided with spring damper, connecting plate and rubber slab, spring damper can effectively reduce rocking of seal cover casing, can effectively reduce and rock the wearing and tearing to the piston rod, has improved the practicality of device.
4. Through being provided with the non-slip raised, the non-slip raised has increased the area of contact between stopper and the piston rod, has increased frictional force, can effectively prevent the rotation of piston rod.
Drawings
Fig. 1 is a schematic structural view of a wear-resistant sealing member for a piston rod according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a limiting block of a wear-resistant sealing member for a piston rod according to embodiment 1 of the present invention;
fig. 3 is an external structural schematic view of a wear-resistant sealing member for a piston rod according to embodiment 1 of the present invention;
fig. 4 is a schematic structural view of a stud of a wear-resistant sealing member for a piston rod according to embodiment 2 of the present invention.
In the figure: the anti-skid device comprises a piston rod 1, a rubber plate 2, an I-shaped sealing ring 3, a spring damper 4, a connecting plate 5, a seal sleeve shell 6, an oil pipe 7, a valve 8, an oil tank 9, a limiting block 10, a reinforcing column 11, a wear-resistant layer 13, a fixing block 14, a fastening bolt 15, a sealing layer 16 and an anti-skid protrusion 17.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-3, a wear-resistant sealing member for a piston rod, including a piston rod 1, a seal cover housing 6 is sleeved on the outer wall of the piston rod 1, and stoppers 10 are welded on both sides of the inner wall of the seal cover housing 6, the seal cover housing 6 includes a wear layer 13 and a seal layer 16, and the seal layer 16 is located between the seal cover housing 6 and the wear layer 13, connecting plates 5 are fixed on both sides of the inner wall of the seal cover housing 6 through screws, and a damping mechanism is fixed on the outer wall of the bottom of the connecting plates 5 through screws, i-shaped sealing rings 3 are fixed on both sides of the inner wall of the seal cover housing 6 through screws, and a lubricating mechanism is welded on the outer wall of one side of the seal cover housing 6, and reinforcements 11 are welded on the inner walls of the top.
Wherein, the outer wall welding of one side of seal cover casing 6 has fixed block 14, and the outer wall of one side of fixed block 14 is provided with fastening bolt 15.
Wherein, damper includes spring damper 4 that the equidistance distributes, and spring damper 4's bottom outer wall is fixed with same rubber slab 2 through the screw.
Wherein, lubricating mechanism is including oil tank 9, and the top inner wall of one side inner wall and the I shape sealing washer 3 of oil tank 9 has same oil pipe 7 through flange joint.
Wherein, the outer wall of one side of the oil pipe 7 is connected with a valve 8 through screw threads.
The working principle is as follows: the sealing sleeve shell 6 is sleeved outside the piston rod 1, the fastening bolt 15 is fixed, the valve 8 is opened, lubricating oil can be sprayed on the contact surface of the piston rod 1 and the I-shaped sealing ring 3 through the oil pipe 7, the friction phenomenon is avoided, the limiting block 10 effectively limits the movement of the piston rod 1, the rotation of the piston rod can be effectively prevented, the spring shock absorber 4 can effectively reduce the shaking of the sealing sleeve shell 6, and the abrasion of the piston rod 1 caused by the shaking can be effectively reduced.
Example 2
Referring to fig. 4, a wear-resisting sealing member for piston rod still includes the non slipping spur 17 that the equidistance welds in stopper 10 one side outer wall, and non slipping spur 17 has increased the area of contact between stopper 10 and the piston rod 1, has increased frictional force, can effectively prevent the rotation of piston rod 1.
The working principle is as follows: cup joint seal cover casing 6 in the outside of piston rod 1, fastening bolt 15 is fixed, open valve 8, accessible oil pipe 7 carries out spraying lubricating oil to piston rod 1 and the 3 contact surfaces of I shape sealing washer, the production of friction phenomenon has been avoided, stopper 10 has carried out the restriction to the activity of piston rod 1 effectively, can prevent its rotation effectively, spring damper 4 can effectively reduce rocking of seal cover casing 6, can effectively reduce and rock the wearing and tearing to piston rod 1, anti-skidding arch 17 has increased the area of contact between stopper 10 and the piston rod 1 in addition, frictional force has been increased, can effectively prevent the rotation of piston rod 1.
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. A wear-resistant sealing element for a piston rod comprises a piston rod (1) and is characterized in that a sealing sleeve shell (6) is sleeved on the outer wall of the piston rod (1), and two sides of the inner wall of the sealing sleeve shell (6) are both fixed with limiting blocks (10), the sealing sleeve shell (6) comprises a wear-resistant layer (13) and a sealing layer (16), and the sealing layer (16) is positioned between the seal sleeve shell (6) and the wear-resistant layer (13), the two sides of the inner wall of the sealing sleeve shell (6) are both provided with connecting plates (5), and the outer wall of the bottom of the connecting plate (5) is provided with a damping mechanism, the two sides of the inner wall of the sealing sleeve shell (6) are provided with I-shaped sealing rings (3), and a lubricating mechanism is fixed on the outer wall of one side of the seal sleeve shell (6), and reinforcing columns (11) are fixed on the inner walls of the top and the bottom of the I-shaped seal ring (3).
2. The wear-resistant sealing element for the piston rod is characterized in that a fixing block (14) is fixed on the outer wall of one side of the sealing sleeve shell (6), and a fastening bolt (15) is arranged on the outer wall of one side of the fixing block (14).
3. A wear-resistant seal for piston rods according to claim 2, characterized in that the damping mechanism comprises spring dampers (4) distributed equidistantly, and the bottom outer wall of the spring dampers (4) is provided with the same rubber plate (2).
4. The wear-resistant sealing element for the piston rod is characterized in that the lubricating mechanism comprises an oil tank (9), and the same oil pipe (7) is arranged on the inner wall of one side of the oil tank (9) and the inner wall of the top of the I-shaped sealing ring (3).
5. A wear seal for a piston rod according to claim 4, characterized in that the valve (8) is screwed to the outer wall of the oil pipe (7).
6. The wear-resistant sealing element for the piston rod is characterized by further comprising anti-skid protrusions (17) which are fixed on the outer wall of one side of the limiting block (10) at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922000577.3U CN210920109U (en) | 2019-11-19 | 2019-11-19 | Wear-resistant sealing element for piston rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922000577.3U CN210920109U (en) | 2019-11-19 | 2019-11-19 | Wear-resistant sealing element for piston rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210920109U true CN210920109U (en) | 2020-07-03 |
Family
ID=71348481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922000577.3U Expired - Fee Related CN210920109U (en) | 2019-11-19 | 2019-11-19 | Wear-resistant sealing element for piston rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210920109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112240325A (en) * | 2020-10-14 | 2021-01-19 | 湖北迈可瑞橡塑有限公司 | Sealing element for shield machine |
-
2019
- 2019-11-19 CN CN201922000577.3U patent/CN210920109U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112240325A (en) * | 2020-10-14 | 2021-01-19 | 湖北迈可瑞橡塑有限公司 | Sealing element for shield machine |
| CN112240325B (en) * | 2020-10-14 | 2022-08-26 | 湖北迈可瑞橡塑有限公司 | Sealing element for shield machine |
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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: 20200703 |