CN217354992U - Wear-resistant cylinder device - Google Patents
Wear-resistant cylinder device Download PDFInfo
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- CN217354992U CN217354992U CN202123445085.9U CN202123445085U CN217354992U CN 217354992 U CN217354992 U CN 217354992U CN 202123445085 U CN202123445085 U CN 202123445085U CN 217354992 U CN217354992 U CN 217354992U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model discloses a stand wear and tear cylinder device belongs to the technical field of cylinder, include: the pipe body, first sealing flange, the second sealing flange, first sealing washer and piston rod, the inside of body one end is provided with the cavity, and the outside of the one end of body is provided with first flange, the edge of first sealing flange passes through a plurality of connecting piece fixed connection with the first flange of body, first sealing washer is located between the one side and the second sealing flange of first sealing flange, be provided with the first recess that matches with first sealing washer shape on the one side of second sealing flange orientation first sealing flange, first sealing washer sets up in first recess, the one end of piston rod runs through first sealing flange in proper order, the second sealing flange, and stretch into in the cavity. The utility model discloses a plurality of connecting pieces are with first sealing flange fixed mounting on the flange of body, guarantee the connection stability of cylinder body, first sealing flange and body.
Description
Technical Field
The utility model relates to a technical field of cylinder especially relates to a stand wear and tear cylinder device.
Background
The existing air cylinder is generally connected with a plurality of flanges used for improving the sealing performance of the air cylinder, a sealing ring used between the flanges is a P-35 sealing ring, when the air cylinder is transversely placed, the other end of a piston rod can sink due to the influence of gravity, so that the gap between the piston rod and the sealing flange is enlarged, the sealing performance of the air cylinder is influenced, meanwhile, the friction force between the sealing flange and the piston rod is increased, in the moving process of the air cylinder, the sealing ring can be damaged due to long-time stress, and the air tightness of the upper end of the piston rod is reduced due to the influence of stress, so that the sealing ring needs to be frequently replaced.
Disclosure of Invention
When the cylinder transversely places to current cylinder existence, the above-mentioned problem that the clearance between piston rod and the sealing flange enlarges, aim at providing a stand wear and tear cylinder device now, through a plurality of connecting pieces with first sealing flange fixed mounting on the flange of body, guarantee the cylinder body, the connection stability of first sealing flange and body, when needs are put into horizontal position by vertical with whole cylinder device, the piston rod can not produce the clearance or make the clearance grow because of its self gravity leads to between upside and the first sealing flange of piston rod, thereby improve whole cylinder device's sealing performance.
The specific technical scheme is as follows:
a wear resistant cylinder apparatus comprising:
the device comprises a pipe body, a first flange and a second flange, wherein a cavity is formed inside one end of the pipe body, and the outer side of one end of the pipe body is provided with the first flange;
the first sealing flange is positioned at one end of the pipe body;
the edge of the first sealing flange is fixedly connected with the first flange of the pipe body through a plurality of connecting pieces;
the second sealing flange is arranged in the cavity, and one surface of the second sealing flange is tightly attached to one surface, facing the pipe body, of the first sealing flange;
the first sealing ring is positioned between one surface of the first sealing flange and the second sealing flange, a first groove matched with the first sealing ring in shape is formed in one surface, facing the first sealing flange, of the second sealing flange, and the first sealing ring is arranged in the first groove;
and one end of the piston rod penetrates through the first sealing flange and the second sealing flange in sequence and extends into the cavity.
Preferably, each connecting piece is a bolt.
The wear-resistant cylinder device further comprises a third sealing flange and a fourth sealing flange, the third sealing flange and the fourth sealing flange are arranged in the cavity respectively, one surface of the third sealing flange is tightly attached to the other surface of the second sealing flange, one surface of the fourth sealing flange is tightly attached to the other surface of the third sealing flange, and one end of the piston rod sequentially penetrates through the third sealing flange and the fourth sealing flange.
The wear-resistant cylinder device further comprises two second sealing rings, the two second sealing rings are respectively sleeved on the piston rod, one second sealing ring is tightly attached to the second sealing flange, and the other second sealing ring is tightly attached to the third sealing flange.
Above-mentioned stand wear and tear cylinder device, wherein, each be provided with first annular and second annular on the outer lane of second sealing washer and the inner circle respectively, and each the both sides face of second sealing washer all is provided with third annular and fourth annular.
The wear-resistant air cylinder device further comprises a dustproof sealing ring, the dustproof sealing ring is sleeved on the piston rod, and the dustproof sealing ring is tightly attached to the fourth sealing flange.
The wear-resistant cylinder device further comprises a valve cover, the valve cover is arranged in the cavity and located on the other side of the fourth sealing flange, and one end of the piston rod penetrates through the valve cover.
The wear-resistant cylinder device further comprises a cylinder body fixedly arranged on the first sealing flange, and one end of the cylinder body is in sealing fit with the other surface of the first sealing flange.
In the above wear-resistant cylinder device, a piston is fixedly arranged at the other end of the piston rod, a piston cavity is arranged inside the cylinder body, the other end of the piston rod extends into the piston cavity, and the piston is in sealing fit with the inner wall of the piston cavity.
Above-mentioned stand wear and tear cylinder device, wherein, still include the third sealing washer, the outer lane of piston be provided with the fifth annular that the third sealing washer shape matches, the third sealing washer still with the inner wall in piston chamber is hugged closely.
Above-mentioned cylinder device stand wear and tear, wherein, the cylinder body is kept away from the one end of first sealing flange is provided with first blow vent, is close to the one end of first sealing flange is provided with the second blow vent, first blow vent with the second blow vent respectively with piston chamber intercommunication.
Compared with the prior art, the technical scheme has the positive effects that:
(1) the cylinder body, the first sealing flange and the pipe body of the utility model are fixed together through a plurality of connecting pieces, thereby ensuring the connection stability of the cylinder body, the first sealing flange and the pipe body;
(2) the two sides of the piston of the utility model are respectively provided with two buffering sealing rings, so as to avoid the two end surfaces of the piston from contacting the inner wall of the first sealing flange or the piston cavity, and further avoid the sealing performance between the piston and the piston cavity from being reduced due to the acute impact on the piston;
(3) the utility model discloses a first sealing washer sets up in first recess, when first sealing flange and second sealing flange pressed firmly mutually, first sealing washer was compressed tightly in first recess to strengthen the sealing performance between first sealing flange and the second sealing flange, prevent that the gas of piston intracavity from escaping through the clearance between piston rod and the first sealing flange.
Drawings
Fig. 1 is a cross-sectional view of a wear-resistant cylinder apparatus of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
fig. 3 is an enlarged view of fig. 1 at B.
In the drawings: 1. a pipe body; 1-1, a cavity; 1-2, a first flange; 1-3, a first connection hole; 2. a first sealing flange; 2-1, a second connecting hole; 3. a second sealing flange; 4. a first seal ring; 5. a piston rod; 6. a third sealing flange; 7. a fourth sealing flange; 8. a second seal ring; 8-1, a first ring groove; 8-2, a second annular groove; 8-3, a third ring groove; 8-4, a fourth ring groove; 9. a dustproof sealing ring; 10. a valve cover; 11. a cylinder body; 11-1, a piston cavity; 11-2, a first vent; 11-3, a second vent; 12. a piston; 13. a third seal ring; 14. buffer sealing ring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
As shown in fig. 1, the wear-resistant cylinder device of the present application includes: the air cylinder comprises a pipe body 1 and a cylinder body 11, wherein the pipe body 1 and the cylinder body 11 are respectively provided with a cavity 1-1 and a piston cavity 11-1 inside, two ends of the cylinder body 11 are respectively provided with a first vent hole 11-2 and a second vent hole 11-3, one end of a piston rod 5 with a piston 12 extends into the piston cavity 11-1, the other end of the piston rod 5 extends into the cavity 1-1, when the air cylinder works, the piston rod 5 drives the piston 12 to move outwards, namely to move rightwards in the figure 1, the cylinder body 11 is used for air intake through the first vent hole 11-2 and exhausting through the second vent hole 11-3, when the air cylinder returns, the piston rod 5 drives the piston 12 to move inwards, namely to move leftwards in the figure 1, and the cylinder body 11 is used for air intake through the second vent hole 11-3 and exhausting through the first vent hole 11-2.
Further, as a preferred embodiment, the wear-resistant cylinder device of the present application further includes a first sealing flange 2, a second sealing flange 3, a third sealing flange 6 and a fourth sealing flange 7, wherein the first sealing flange 2 is disposed between the pipe body 1 and the cylinder body 11, and a circle of the first flange 1-2 is disposed on an outer side of one end of the pipe body 1 close to the first sealing flange 2, the first sealing flange 2 and the first flange 1-2 are respectively provided with four first connecting holes 1-3 and four second connecting holes 2-1 at equal intervals along a circumferential direction, each of the first connecting holes 1-3 and the corresponding second connecting hole 2-1 are fixedly connected by a connecting piece (not shown in the figure), so that the first sealing flange 2 is fixedly disposed on the pipe body 1, a second flange (not shown in the figure) is disposed on an outer side of one end of the cylinder body 11 close to the first sealing flange 2, through the second flange with the fixed setting of cylinder body 11 on first sealing flange 2, the three adopts the connecting piece fixed together to guarantee cylinder body 11, first sealing flange 2 and body 1's connection stability, when needs place whole cylinder by vertical as in figure 1 horizontal position, piston rod 5 can not produce the clearance or make the clearance grow because of its self gravity between upside and the first sealing flange 2 of piston rod 5, thereby improve the sealing performance of whole cylinder. In addition, the second sealing flange 3, the third sealing flange 6 and the fourth sealing flange 7 are sequentially arranged in the cavity 1-1 from left to right in the direction shown in fig. 1, and the first sealing flange 2, the second sealing flange 3, the third sealing flange 6 and the fourth sealing flange 7 are sequentially attached together, so that the sealing performance among the sealing flanges is ensured.
Further, as a preferred embodiment, as shown in fig. 1, the wear-resistant cylinder device of the present application further includes a first sealing ring 4, a first groove matching with the first sealing ring 4 in shape is disposed on the left side surface of the second sealing flange 3, the first sealing ring 4 is disposed in the first groove, and when the first sealing flange 2 and the second sealing flange 3 are pressed firmly against each other, the first sealing ring 4 is pressed in the first groove, so as to enhance the sealing performance between the first sealing flange 2 and the second sealing flange 3, and prevent the gas in the piston cavity 11-1 from escaping through the gap between the piston rod 5 and the first sealing flange 2.
Further, as a preferred embodiment, the end of the piston rod 5, which is provided with the piston 12, is further sleeved with two buffer sealing rings 14, the piston 12 is located between the two buffer sealing rings 14 and tightly attached to the two buffer sealing rings 14, when the piston rod 5 extends outwards to the limit, i.e. to the right in fig. 1, to the extreme distance, the right side of a buffer sealing ring 14, which is located on the right side of the piston 12, is in contact with the first sealing flange 2, when the piston rod 5 is retracted inwards to the extreme, i.e., to the left in fig. 1, to the limit distance, the left side surface of the other cushion sealing ring 14 located at the left side of the piston 12 is in contact with the inner wall of the piston chamber 11-1, thereby avoiding the contact of the two end faces of the piston 12 with the first sealing flange 2 or the inner wall of the piston cavity 11-1, thereby preventing the piston 12 from being damaged by the acute impact and the sealing performance between the piston 12 and the piston cavity 11-1 from being reduced.
Further, as a preferred embodiment, after one end of the piston rod 5 sequentially penetrates through the second sealing flange 3, the third sealing flange 6 and the fourth sealing flange 7, in order to further improve the sealing performance between the bridge piston rod 5 and the second sealing flange 3, the third sealing flange 6 and the fourth sealing flange 7, two second sealing rings 8 are respectively arranged at two connecting positions of the piston rod 5 and the second sealing flange 3, the third sealing flange 6.
Further, as a preferred embodiment, as shown in fig. 1, second grooves matched with the shapes of the second sealing rings 8 are respectively formed on the right side surfaces of the second sealing flange 3 and the third sealing flange 6, and the two second sealing rings 8 are respectively placed in the corresponding second grooves.
Further, as a preferred embodiment, as shown in fig. 2, the outer ring and the inner ring of each second sealing ring 8 are provided with a first ring groove 8-1 and a second ring groove 8-2, and both side surfaces of each second sealing ring 8 are provided with a third ring groove 8-3 and a fourth ring groove 8-4, so that each second sealing ring 8 has eight surfaces which are respectively in contact with the second sealing flange 3, the piston rod 5, the third sealing flange 6 or the third sealing flange 6, and the piston rod 5 or the fourth sealing flange 7, thereby greatly enhancing the sealing performance between the second sealing flange 3 or the third sealing flange 6 and the piston rod 5.
Further, as a preferred embodiment, as shown in fig. 1 and fig. 3, the wear-resistant cylinder device of the present application further includes a dust-proof sealing ring 9, a third groove with a shape matching with the dust-proof sealing ring 9 is disposed on a side surface of the fourth sealing flange 7, and the dust-proof sealing ring 9 is disposed in the third groove and is sleeved on the piston rod 5 to remove dust on the piston rod 5.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (10)
1. A wear resistant cylinder apparatus, comprising:
the device comprises a pipe body, a first flange and a second flange, wherein a cavity is formed inside one end of the pipe body, and the outer side of one end of the pipe body is provided with the first flange;
the first sealing flange is positioned at one end of the pipe body;
the edge of the first sealing flange is fixedly connected with the first flange of the pipe body through a plurality of connecting pieces;
the second sealing flange is arranged in the cavity, and one surface of the second sealing flange is tightly attached to one surface, facing the pipe body, of the first sealing flange;
the first sealing ring is positioned between one surface of the first sealing flange and the second sealing flange, a first groove matched with the first sealing ring in shape is formed in one surface, facing the first sealing flange, of the second sealing flange, and the first sealing ring is arranged in the first groove;
and one end of the piston rod penetrates through the first sealing flange and the second sealing flange in sequence and extends into the cavity.
2. The wear-resistant cylinder device according to claim 1, further comprising a third sealing flange and a fourth sealing flange, wherein the third sealing flange and the fourth sealing flange are respectively disposed in the cavity, one surface of the third sealing flange is tightly attached to the other surface of the second sealing flange, one surface of the fourth sealing flange is tightly attached to the other surface of the third sealing flange, and one end of the piston rod sequentially penetrates through the third sealing flange and the fourth sealing flange.
3. The wear-resistant cylinder device according to claim 2, further comprising two second seal rings, wherein the two second seal rings are respectively sleeved on the piston rod, one of the second seal rings is further tightly attached to the second seal flange, and the other of the second seal rings is further tightly attached to the third seal flange.
4. The wear-resistant cylinder assembly according to claim 3, wherein each of the second seal rings has a first ring groove and a second ring groove on the outer ring and the inner ring, and a third ring groove and a fourth ring groove on both sides of each of the second seal rings.
5. The wear-resistant cylinder device according to claim 4, further comprising a dust seal ring, wherein the dust seal ring is sleeved on the piston rod, and the dust seal ring is further tightly attached to the fourth sealing flange.
6. The wear resistant cylinder assembly of claim 5 further comprising a valve cover disposed within the cavity opposite the fourth sealing flange, wherein one end of the piston rod further extends through the valve cover.
7. The wear resistant cylinder assembly of claim 6 further comprising a cylinder block fixedly disposed on the first sealing flange, one end of the cylinder block further sealingly engaging the other face of the first sealing flange.
8. The wear-resistant cylinder device according to claim 7, wherein a piston is fixedly arranged at the other end of the piston rod, a piston cavity is arranged in the cylinder body, the other end of the piston rod extends into the piston cavity, and the piston is in sealing fit with the inner wall of the piston cavity.
9. The wear-resistant cylinder device according to claim 8, further comprising a third seal ring, wherein the outer ring of the piston is provided with a fifth ring groove matching the third seal ring in shape, and the third seal ring is tightly attached to the inner wall of the piston cavity.
10. The wear resistant cylinder assembly of claim 9 wherein the cylinder block has a first vent opening at an end remote from the first sealing flange and a second vent opening at an end proximate to the first sealing flange, the first and second vent openings each communicating with the piston chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123445085.9U CN217354992U (en) | 2021-12-29 | 2021-12-29 | Wear-resistant cylinder device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123445085.9U CN217354992U (en) | 2021-12-29 | 2021-12-29 | Wear-resistant cylinder device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217354992U true CN217354992U (en) | 2022-09-02 |
Family
ID=83041634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123445085.9U Active CN217354992U (en) | 2021-12-29 | 2021-12-29 | Wear-resistant cylinder device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217354992U (en) |
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2021
- 2021-12-29 CN CN202123445085.9U patent/CN217354992U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
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Address after: No. 2880, Moganshan Road, Liangzhu street, Yuhang District, Hangzhou, Zhejiang 310000 Patentee after: Hongxing Technology (Group) Co.,Ltd. Address before: No. 2880, Moganshan Road, Liangzhu street, Yuhang District, Hangzhou, Zhejiang 310000 Patentee before: HANGZHOU HOSONIC ELECTRONICS Co.,Ltd. |