CN215980813U - Novel waterproof dustproof ring for hydraulic cylinder - Google Patents
Novel waterproof dustproof ring for hydraulic cylinder Download PDFInfo
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- CN215980813U CN215980813U CN202121701711.3U CN202121701711U CN215980813U CN 215980813 U CN215980813 U CN 215980813U CN 202121701711 U CN202121701711 U CN 202121701711U CN 215980813 U CN215980813 U CN 215980813U
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Abstract
The utility model discloses a novel waterproof dustproof ring for a hydraulic cylinder, relates to the technical field of sealing rings, and solves the problems of poor waterproof and dustproof performance and inconvenience in installation. The following scheme is now proposed: the upper and lower both sides of annular main circle are fixed with the slope scraping ring respectively, and two slope scraping rings all set up to the inboard slope, and the interior circumference of annular main circle can be dismantled and be provided with X shape sealing washer, and the outer periphery of annular main circle can be dismantled and be provided with D shape sealing washer, installation ring piece, and installation ring piece's interior circumference has seted up installation ring groove c, and the inner wall of installation ring groove c is fixed with the installation ring piece that two symmetries set up, annular main circle is connected through dismantling with the installation ring piece. The utility model can improve the sealing property between the sealing shaft and the mounting ring block, and can conveniently mount the sealing ring, thereby reducing the operation intensity of mounting personnel.
Description
Technical Field
The utility model relates to the technical field of sealing rings, in particular to a novel waterproof dustproof ring for a hydraulic cylinder.
Background
Hydraulic cylinder is in order to ensure its inside leakproofness, need seal through the sealing washer, and the sealing washer is mostly made by soft materials such as rubber, and the sealing washer mainly provides sealing force in order to realize sealed effect by the elasticity of material self, and its waterproof dustproof performance of current most sealing washer is relatively poor, also has in the market to release some sealing washers that isolation performance is good, but its structure is comparatively complicated, and the installation is comparatively inconvenient.
Therefore, how to improve the waterproof and dustproof performance and facilitate installation is a technical problem that needs to be solved by those skilled in the art at present.
SUMMERY OF THE UTILITY MODEL
Objects of the utility model
In view of the above, an object of the present invention is to provide a novel waterproof dust ring for a hydraulic cylinder, so as to improve the sealing performance between a sealing shaft and a mounting ring block, and to facilitate the mounting of the sealing ring, thereby reducing the working strength of an installer.
(II) technical scheme
In order to achieve the technical purpose, the utility model provides a novel waterproof dustproof ring for a hydraulic cylinder, which comprises an annular main ring, wherein inclined scraping rings are respectively fixed on the upper side and the lower side of the annular main ring, the two inclined scraping rings are arranged in an inward inclined manner, an X-shaped sealing ring is detachably arranged on the inner circumferential surface of the annular main ring, and a D-shaped sealing ring is detachably arranged on the outer circumferential surface of the annular main ring;
the installation ring piece, installation ring groove c has been seted up to the inner circumferential surface of installation ring piece, and the inner wall of installation ring groove c is fixed with the installation ring piece that two symmetries set up, annular main circle is connected through dismantling with the installation ring piece.
Preferably, one side of the inclined scraping ring close to the D-shaped sealing ring is provided with an annular sealing groove formed in the annular main ring, and the mounting ring block is located in the annular sealing groove.
Preferably, one side of the annular main ring, which is close to the D-shaped sealing ring, is provided with an inclined surface a.
Preferably, the inner circumferential surface of the annular main ring is provided with a mounting ring groove a, the shape and size of the mounting ring groove a are matched with the shape and size of the outer side of the X-shaped sealing ring, and the X-shaped sealing ring is mounted in the mounting ring groove a.
Preferably, a plurality of positioning grooves are formed in the inner wall of the mounting ring groove a in a communicating mode, and positioning blocks fixed on the X-shaped sealing rings are arranged in the positioning grooves.
Preferably, an installation ring groove b is formed in the outer circumferential surface of the annular main ring, and the D-shaped sealing ring is installed in the installation ring groove b.
Preferably, the innermost diameter of the X-shaped sealing ring is larger than that of the inclined scraping ring.
Preferably, the annular main ring and the inclined scraping ring are both made of PU materials, and the X-shaped sealing ring and the D-shaped sealing ring are both made of NBR materials.
Preferably, the annular main ring and the inclined scraper ring are integrally machined.
Preferably, the inner circumferential surfaces of the two annular sealing grooves are both provided with inclined surfaces b.
According to the technical scheme, the method has the following beneficial effects:
(1): the arrangement of the D-shaped sealing ring, the annular sealing groove, the mounting ring block, the annular main ring, the inclined scraping ring and the X-shaped sealing ring improves the sealing property between the sealing shaft and the mounting ring block;
(2): the installation ring block, the installation ring groove c, the installation ring block, the inclined plane b, the inclined plane a and the annular sealing groove are arranged, so that the sealing ring can be conveniently installed, and the operation intensity of an installer is reduced;
(3): the utility model can improve the sealing property between the sealing shaft and the mounting ring block, and can conveniently mount the sealing ring, thereby reducing the operation intensity of mounting personnel.
Drawings
FIG. 1 is a schematic cross-sectional perspective view of an embodiment of the present invention;
FIG. 2 is a front cross-sectional view of an embodiment of the present invention;
FIG. 3 is a top cross-sectional view provided by an embodiment of the present invention;
description of the drawings: the device comprises an annular main ring 1, an inclined scraping ring 2, a 3X-shaped sealing ring, a 4D-shaped sealing ring, an annular sealing groove 5, an inclined plane a6, an installation ring groove a7, a positioning groove 8, a positioning block 9, an installation ring groove b10, an installation ring block 11, an installation ring groove c12, an installation ring block 13 and an inclined plane b 14.
Detailed Description
The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, identical or similar reference numerals indicate identical or similar parts and features. The drawings are only schematic representations of the concepts and principles of the embodiments of the disclosure, and do not necessarily show specific dimensions or proportions of the various embodiments of the disclosure. Certain features that are part of a particular figure may be exaggerated in order to illustrate relevant details or structures of embodiments of the present disclosure.
As shown in figures 1 and 2, the novel waterproof dustproof ring for the hydraulic cylinder comprises an annular main ring 1, inclined scraping rings 2 are respectively fixed on the upper side and the lower side of the annular main ring 1, the two inclined scraping rings 2 are arranged obliquely inwards, the annular main ring 1 and the inclined scraping rings 2 are made of PU materials, the annular main ring 1 and the inclined scraping rings 2 are integrally processed, an X-shaped sealing ring 3 is detachably arranged on the inner circumferential surface of the annular main ring 1, the innermost diameter of the X-shaped sealing ring 3 is larger than that of the inclined scraping rings 2, the arrangement can ensure that the X-shaped sealing ring 3 and the inclined scraping rings 2 can be tightly contacted with corresponding shafts after installation, water and dust are effectively prevented, an installation ring groove a7 is arranged on the inner circumferential surface of the annular main ring 1, the shape and size of the mounting ring groove a7 are matched with the shape and size of the outer side of the X-shaped sealing ring 3, and the X-shaped sealing ring 3 is mounted in the mounting ring groove a 7;
the D-shaped sealing ring 4 is detachably arranged on the outer circumferential surface of the annular main ring 1, the mounting ring groove b10 is formed in the outer circumferential surface of the annular main ring 1, the D-shaped sealing ring 4 is mounted in the mounting ring groove b10, the X-shaped sealing ring 3 and the D-shaped sealing ring 4 are both made of NBR materials, the annular sealing groove 5 formed in the annular main ring 1 is formed in one side, close to the D-shaped sealing ring 4, of the inclined scraping ring 2, the inclined surface a6 is formed in one side, close to the D-shaped sealing ring 4, of the annular main ring 1, the vertical size of the inclined surface a6 is larger than that of the annular sealing groove 5, when the inclined surface a6 and the inclined surface b14 can be in contact with each other during mounting, and the annular main ring 1 can be mounted on the mounting ring block 11 more conveniently;
mounting ring groove c12 has been seted up to the inner circumferential surface of mounting ring piece 11, and the cross-section of mounting ring groove c12 can be rectangle, arc, and the inner wall of mounting ring groove c12 is fixed with the mounting ring piece 13 that two symmetries set up, and mounting ring piece 13 is located annular seal groove 5, improves the leakproofness, and inclined plane b14 has all been seted up to the inner circumferential surface of two annular seal grooves 5.
Referring to fig. 3, a plurality of positioning grooves 8 are formed in the inner wall of the mounting ring groove a7 in a communicating manner, positioning blocks 9 fixed to the X-shaped sealing ring 3 are arranged in the positioning grooves 8, and the positioning grooves 8 and the positioning blocks 9 are matched with each other to increase the stability of the X-shaped sealing ring 3, so that rotational displacement is avoided during use.
The novel waterproof and dustproof ring for the hydraulic cylinder according to the exemplary embodiment of the utility model can improve waterproof and dustproof performance and is convenient to install. Specifically, when the shaft installation structure is installed, the annular main ring 1 is plugged into the installation ring groove c12 through a gap between the two installation ring blocks 13, the inclined plane a6 and the inclined plane b14 will be in contact with each other firstly, the annular main ring 1 can be compressed conveniently, the annular main ring 1 is plugged into the installation ring groove c12 conveniently, after the annular main ring is plugged into the installation ring groove c12, the D-shaped sealing ring 4 will be extruded to be in close contact with the inner wall of the installation ring groove c12, the sealing performance is ensured, meanwhile, the installation ring blocks 13 and the inclined plane b14 are matched to have certain sealing performance, after the shaft installation is completed, the inclined scraping rings 2 can be extruded and deformed, the X-shaped sealing ring 3 and the two inclined scraping rings 2 are in close contact with the shaft respectively, and the sealing performance of the shaft is improved.
Exemplary embodiments of the proposed solution of the present disclosure have been described in detail above with reference to preferred embodiments, however, it will be understood by those skilled in the art that many variations and modifications may be made to the specific embodiments described above, and that many combinations of the various technical features and structures presented in the present disclosure may be made without departing from the concept of the present disclosure, without departing from the scope of the present disclosure, which is defined by the appended claims.
Claims (10)
1. The utility model provides a novel waterproof dust ring that hydraulic cylinder used which characterized in that includes:
the device comprises an annular main ring (1), wherein inclined scraping rings (2) are respectively fixed on the upper side and the lower side of the annular main ring (1), the two inclined scraping rings (2) are arranged obliquely inwards, an X-shaped sealing ring (3) is detachably arranged on the inner circumferential surface of the annular main ring (1), and a D-shaped sealing ring (4) is detachably arranged on the outer circumferential surface of the annular main ring (1);
installation ring piece (11), installation ring groove c (12) have been seted up to the inner circumferential face of installation ring piece (11), and the inner wall of installation ring groove c (12) is fixed with installation ring piece (13) that two symmetries set up, annular main circle (1) is connected through dismantling with installation ring piece (11).
2. The novel waterproof dustproof ring for the hydraulic cylinder as claimed in claim 1, wherein an annular sealing groove (5) formed in the annular main ring (1) is formed in one side, close to the D-shaped sealing ring (4), of the inclined scraping ring (2), and the mounting ring block (13) is located in the annular sealing groove (5).
3. The novel waterproof dustproof ring for the hydraulic oil cylinder is characterized in that an inclined surface a (6) is arranged on one side, close to the D-shaped sealing ring (4), of the annular main ring (1).
4. The novel waterproof dustproof ring for the hydraulic cylinder as claimed in claim 1, wherein the inner circumferential surface of the annular main ring (1) is provided with a mounting ring groove a (7), the shape and size of the mounting ring groove a (7) are matched with the shape and size of the outer side of the X-shaped sealing ring (3), and the X-shaped sealing ring (3) is mounted in the mounting ring groove a (7).
5. The novel waterproof dustproof ring for the hydraulic cylinder as claimed in claim 4, wherein a plurality of positioning grooves (8) are formed in the inner wall of the mounting ring groove a (7) in a communicating manner, and a positioning block (9) fixed to the X-shaped sealing ring (3) is arranged in each positioning groove (8).
6. The novel waterproof dustproof ring for the hydraulic cylinder as claimed in claim 1, wherein the outer circumferential surface of the annular main ring (1) is provided with a mounting ring groove b (10), and the D-shaped sealing ring (4) is mounted in the mounting ring groove b (10).
7. The new waterproof and dustproof ring for hydraulic cylinder as set forth in claim 1, wherein the innermost diameter of the X-shaped seal ring (3) is larger than that of the inclined scraper ring (2).
8. The new waterproof and dustproof ring for hydraulic cylinder as claimed in claim 1, wherein the annular main ring (1) and the inclined scraping ring (2) are made of PU material, and the X-shaped sealing ring (3) and the D-shaped sealing ring (4) are made of NBR material.
9. The novel waterproof dustproof ring for the hydraulic cylinder as claimed in claim 1, wherein the annular main ring (1) and the inclined scraping ring (2) are integrally processed.
10. The novel waterproof dustproof ring for the hydraulic cylinder as claimed in claim 1, wherein the inner circumferential surfaces of the two annular sealing grooves (5) are provided with inclined surfaces b (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121701711.3U CN215980813U (en) | 2021-07-26 | 2021-07-26 | Novel waterproof dustproof ring for hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121701711.3U CN215980813U (en) | 2021-07-26 | 2021-07-26 | Novel waterproof dustproof ring for hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215980813U true CN215980813U (en) | 2022-03-08 |
Family
ID=80576015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121701711.3U Active CN215980813U (en) | 2021-07-26 | 2021-07-26 | Novel waterproof dustproof ring for hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215980813U (en) |
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2021
- 2021-07-26 CN CN202121701711.3U patent/CN215980813U/en active Active
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