CN216077806U - Accurate internal diameter stainless steel seamless steel pipe for hydraulic and pneumatic cylinder - Google Patents
Accurate internal diameter stainless steel seamless steel pipe for hydraulic and pneumatic cylinder Download PDFInfo
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- CN216077806U CN216077806U CN202122088318.8U CN202122088318U CN216077806U CN 216077806 U CN216077806 U CN 216077806U CN 202122088318 U CN202122088318 U CN 202122088318U CN 216077806 U CN216077806 U CN 216077806U
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- rotating shaft
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- pneumatic cylinder
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Abstract
The utility model discloses a precise inner-diameter stainless steel seamless steel tube for a hydraulic and pneumatic cylinder barrel, which comprises a tube body, wherein connecting seats are arranged on two sides of the tube body, mounting grooves are arranged on two sides of each connecting seat, a first spring is mounted inside each mounting groove, the top end of each first spring is connected with a clamping block, the top end of each clamping block is semicircular, a groove is formed in the outer wall of each connecting seat, a mounting plate is arranged inside each groove, each mounting plate is semicircular, a sealing gasket is connected to the top end of each mounting plate, a first rotating shaft is arranged inside each connecting seat, each connecting seat is connected with a connecting rod through the corresponding first rotating shaft, one end, far away from the corresponding first rotating shaft, of each connecting rod is connected with a second rotating shaft, and each connecting rod is connected with a movable rod through the corresponding second rotating shaft. This hydraulic pressure and pneumatic cylinder are with accurate internal diameter stainless steel seamless steel pipe, simple structure is reasonable, the modern design, and easy operation is convenient, can effectively increase the leakproofness of body and flange articulate department, and has increased life, has higher practical value.
Description
Technical Field
The utility model relates to a stainless steel seamless steel pipe, in particular to a stainless steel seamless steel pipe with precise inner diameter for a hydraulic cylinder and a pneumatic cylinder.
Background
At present, the precision inner diameter seamless steel tube used for hydraulic and pneumatic complete equipment and automation equipment mainly adopts common carbon steel materials, such as No. 10, 20, 35 and 45 steel, and the like, has the characteristics of high inner diameter precision, small curvature and the like, and has better inner surface finish. However, as the technical performance of hydraulic and automatic equipment such as hydraulic and pneumatic cylinders is higher and higher, the technical requirements are higher and higher. Besides higher requirements on precision and surface finish, the seamless steel pipe made of common carbon steel materials obviously cannot meet the high performance requirements such as corrosion resistance, toughness and plasticity.
At present, stainless steel seamless steel pipes applied to hydraulic and pneumatic cylinders are generally in joints with flanges due to insufficient sealing performance, so that hydraulic oil and gas leak occurs, and use is affected. Therefore, we improve the above and provide a stainless steel seamless steel tube with precise inner diameter for hydraulic and pneumatic cylinders.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model relates to a precision inner-diameter stainless steel seamless steel tube for a hydraulic and pneumatic cylinder barrel, which comprises a tube body, wherein connecting seats are arranged on two sides of the tube body, mounting grooves are arranged on two sides of each connecting seat, a first spring is mounted inside each mounting groove, the top end of the first spring is connected with a clamping block, the top end of the clamping block is semicircular, a groove is formed in the outer wall of each connecting seat, a mounting plate is arranged inside each groove, the mounting plate is semicircular, a sealing gasket is connected to the top end of the mounting plate, a first rotating shaft is arranged inside each connecting seat, the connecting seats are connected with connecting rods through the first rotating shafts, one ends, far away from the first rotating shafts, of the connecting rods are connected with second rotating shafts, the connecting rods are connected with movable rods through the second rotating shafts, and two ends of the movable rods are semicircular.
As a preferable technical scheme of the utility model, one side of the clamping block is provided with a first semicircular block, and the bottom end of the first semicircular block is abutted against one side of the movable rod.
As a preferable technical solution of the present invention, the bottom end of the mounting plate is provided with a second semicircular block, and the bottom end of the second semicircular block abuts against one side of the movable rod.
As a preferred technical solution of the present invention, a second spring is disposed on one side of the first rotating shaft, and the second spring is sleeved on an outer wall of the first rotating shaft.
As a preferable technical scheme of the utility model, the outer wall of the pipe body is provided with a wear-resistant layer, and the wear-resistant layer is made of polyethylene material.
As a preferable technical scheme of the utility model, the pipe body is provided with a reinforcing layer on the inner side of the wear-resistant layer, and the reinforcing layer is internally provided with a plurality of supporting connecting blocks.
As a preferable technical solution of the present invention, the pipe body is provided with an anti-corrosion layer on an inner side of the reinforcement layer, and the anti-corrosion layer is made of an epoxy resin composite material.
The utility model has the beneficial effects that:
1. according to the precise inner-diameter stainless steel seamless steel tube for the hydraulic and pneumatic cylinder barrel, the clamping block and the first spring are matched for use, so that the inner wall of the flange joint can conveniently extrude the clamping block to press the first semicircular block downwards, the movable rod is pushed to move towards the mounting plate, and the second semicircular block at the bottom end of the mounting plate and the movable rod are matched for use, so that the sealing washer can conveniently lift out of the groove and is attached to the inner wall of the flange joint, the sealing performance of the flange joint and the tube body is improved, and the phenomenon that hydraulic oil or gas is leaked out to affect use is effectively avoided;
2. according to the precise inner-diameter stainless steel seamless steel pipe for the hydraulic and pneumatic cylinder barrel, the wear resistance of the pipe body is convenient to improve through the wear-resistant layer arranged on the outer wall of the pipe body, the strength of the pipe body is convenient to improve through the plurality of supporting connecting blocks arranged inside the reinforcing layer, and finally the corrosion resistance of the inner wall of the pipe body is convenient to realize through the arrangement of the anti-corrosion layer, so that the service life of the pipe body is effectively prolonged; the flange joint sealing device has the advantages of simple and reasonable structure, novel design, simplicity and convenience in operation, capability of effectively improving the sealing performance of the joint of the pipe body and the flange joint, prolonged service life and higher practical value.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a perspective view of a precision bore stainless steel seamless steel tube for hydraulic and pneumatic cylinders in accordance with the present invention;
FIG. 2 is a plan cross-sectional view of a precision inside diameter stainless steel seamless steel tube for hydraulic and pneumatic cylinders in accordance with the present invention;
FIG. 3 is a sectional view showing a part of the structure of a connecting seat of a precision inner diameter stainless steel seamless steel pipe for a hydraulic and pneumatic cylinder according to the present invention;
FIG. 4 is a cross-sectional view of the tube body of a precision inside diameter stainless steel seamless steel tube for hydraulic and pneumatic cylinders in accordance with the present invention.
In the figure: 1. a pipe body; 2. a connecting seat; 3. mounting grooves; 4. a groove; 5. a clamping block; 6. a sealing gasket; 7. a first spring; 8. a first semicircular block; 9. a second semicircular block; 10. a connecting rod; 11. a first rotating shaft; 12. a second rotating shaft; 13. a second spring; 14. a movable rod; 15. a wear layer; 16. a reinforcing layer; 17. an anti-corrosion layer; 18. and (7) mounting the plate.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in figures 1-4, the precision inner diameter stainless steel seamless steel tube for the hydraulic and pneumatic cylinder barrel comprises a tube body 1, connecting seats 2 are arranged on two sides of the tube body 1, mounting grooves 3 are arranged on two sides of the connecting seats 2, a first spring 7 is arranged in the mounting grooves 3, the top end of the first spring 7 is connected with a clamping block 5, the top end of the clamping block 5 is semicircular, the outer wall of the connecting seat 2 is provided with a groove 4, the inner part of the groove 4 is provided with a mounting plate 18, the mounting plate 18 is semicircular, the top end of the mounting plate 18 is connected with a sealing gasket 6, a first rotating shaft 11 is arranged inside the connecting seat 2, and connecting seat 2 is connected with connecting rod 10 through first pivot 11, and connecting rod 10 is connected with second pivot 12 in the one end of keeping away from first pivot 11, and connecting rod 10 is connected with movable rod 14 through second pivot 12, and the both ends of movable rod 14 are semi-circular.
Wherein, one side of fixture block 5 is equipped with first semicircle piece 8, and the bottom of first semicircle piece 8 offsets with one side of movable rod 14, uses through the cooperation of first semicircle piece 8 and movable rod 14, is convenient for make movable rod 14 remove through the pushing down of fixture block 5.
Wherein, the bottom of mounting panel 18 is equipped with second semicircle piece 9, and the bottom of second semicircle piece 9 offsets with one side of movable rod 14, uses through the cooperation of movable rod 14 and second semicircle piece 9, is convenient for make mounting panel 18 drive seal ring 6 and rise out from recess 4.
Wherein, one side of first pivot 11 is equipped with second spring 13, and second spring 13 cover is established on the outer wall of first pivot 11, through the setting of second spring 13, is convenient for realize the reseing of movable rod 14.
Wherein, the outer wall of body 1 is equipped with wearing layer 15, and wearing layer 15 makes for the polyethylene material, through wearing layer 15's setting, effectively improves body 1's wearability.
Wherein, body 1 is equipped with enhancement layer 16 in the inboard of wearing layer 15, and is equipped with a plurality of support connecting blocks in the enhancement layer 16, through the setting of enhancement layer 16, effectively improves body 1's intensity.
Wherein, the pipe body 1 is provided with an anti-corrosion layer 17 on the inner side of the reinforcing layer 16, the anti-corrosion layer 17 is made of epoxy resin composite materials, and the anti-corrosion performance of the pipe body 1 is effectively improved through the arrangement of the anti-corrosion layer 17.
The working principle is as follows: when the flange joint is used, the flange joint is sleeved into the connecting seat 2, the fixture block 5 is pressed in the mounting groove 3 by extruding the inner wall of the flange joint to the fixture block 5, so that the first semicircular block 8 is pressed downwards, the movable rod 14 is extruded to move towards the mounting plate 18, one side of the movable rod 14 is matched with the second semicircular block 9 at the bottom end of the mounting plate 18 for use, the mounting plate 18 is lifted in the groove 4, so that the top end of the sealing washer 6 is attached to the inner wall of the flange joint, the sealing performance between the flange joint and the pipe body 1 is improved, the leakage of hydraulic oil or gas is effectively avoided, the use is influenced, when the pipe body 1 is separated from the flange joint, the fixture block 5 is reset through the first spring 7, the movable rod 14 is reset through the second spring 13, the sealing washer 6 is reset, the abrasion of the sealing washer 6 is effectively avoided, the service life is prolonged, and finally, the wear-resistant layer 15 is arranged on the outer wall of the pipe body 1, the wearability of body 1 is convenient for improve, and the inside a plurality of supporting connection blocks that are equipped with of rethread enhancement layer 16 are convenient for improve the intensity of body 1, and the setting through anti-corrosion coating 17 at last is convenient for realize the corrosion protection nature of body 1 inner wall, has effectively increased the life of body 1.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The precise inner-diameter stainless steel seamless steel pipe for the hydraulic and pneumatic cylinder barrel comprises a pipe body (1) and is characterized in that connecting seats (2) are arranged on two sides of the pipe body (1), mounting grooves (3) are arranged on two sides of the connecting seats (2), a first spring (7) is mounted inside each mounting groove (3), a clamping block (5) is connected to the top end of each first spring (7), the top end of each clamping block (5) is semicircular, a groove (4) is formed in the outer wall of each connecting seat (2), a mounting plate (18) is arranged inside each groove (4), each mounting plate (18) is semicircular, a sealing gasket (6) is connected to the top end of each mounting plate (18), a first rotating shaft (11) is arranged inside each connecting seat (2), and each connecting seat (2) is connected with a connecting rod (10) through the first rotating shaft (11), one end of the connecting rod (10) far away from the first rotating shaft (11) is connected with a second rotating shaft (12), the connecting rod (10) is connected with a movable rod (14) through the second rotating shaft (12), and two ends of the movable rod (14) are semicircular.
2. The precise inner-diameter stainless steel seamless steel tube for the hydraulic and pneumatic cylinder barrel according to claim 1, characterized in that a first semicircular block (8) is arranged on one side of the fixture block (5), and the bottom end of the first semicircular block (8) is abutted against one side of the movable rod (14).
3. The precise inner diameter stainless steel seamless steel tube for the hydraulic and pneumatic cylinder barrel according to claim 1, characterized in that a second semicircular block (9) is arranged at the bottom end of the mounting plate (18), and the bottom end of the second semicircular block (9) is abutted against one side of the movable rod (14).
4. The precise inner diameter stainless steel seamless steel tube for the hydraulic and pneumatic cylinder barrel according to claim 1, characterized in that a second spring (13) is arranged on one side of the first rotating shaft (11), and the second spring (13) is sleeved on the outer wall of the first rotating shaft (11).
5. The precise inner diameter stainless steel seamless steel tube for the hydraulic and pneumatic cylinder barrel according to claim 1, characterized in that the outer wall of the tube body (1) is provided with a wear-resistant layer (15), and the wear-resistant layer (15) is made of polyethylene material.
6. The precise inner diameter stainless steel seamless steel tube for the hydraulic and pneumatic cylinder barrel according to claim 5, characterized in that a reinforcing layer (16) is arranged on the inner side of the wear-resistant layer (15) of the tube body (1), and a plurality of supporting connecting blocks are arranged in the reinforcing layer (16).
7. The precision inside diameter stainless steel seamless steel tube for hydraulic and pneumatic cylinders according to claim 6, characterized in that the tube body (1) is provided with an anti-corrosion layer (17) on the inside of the reinforcement layer (16), and the anti-corrosion layer (17) is made of epoxy resin composite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122088318.8U CN216077806U (en) | 2021-09-01 | 2021-09-01 | Accurate internal diameter stainless steel seamless steel pipe for hydraulic and pneumatic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122088318.8U CN216077806U (en) | 2021-09-01 | 2021-09-01 | Accurate internal diameter stainless steel seamless steel pipe for hydraulic and pneumatic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216077806U true CN216077806U (en) | 2022-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122088318.8U Active CN216077806U (en) | 2021-09-01 | 2021-09-01 | Accurate internal diameter stainless steel seamless steel pipe for hydraulic and pneumatic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216077806U (en) |
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2021
- 2021-09-01 CN CN202122088318.8U patent/CN216077806U/en active Active
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