CN220435150U - The method comprises the following steps of: convenient to overhaul hydraulic cylinder of (a) - Google Patents
The method comprises the following steps of: convenient to overhaul hydraulic cylinder of (a) Download PDFInfo
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- CN220435150U CN220435150U CN202221593973.7U CN202221593973U CN220435150U CN 220435150 U CN220435150 U CN 220435150U CN 202221593973 U CN202221593973 U CN 202221593973U CN 220435150 U CN220435150 U CN 220435150U
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- cylinder body
- rubber ring
- hydraulic cylinder
- seal groove
- cylinder
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- 238000007789 sealing Methods 0.000 claims abstract description 20
- 238000012423 maintenance Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a hydraulic cylinder convenient to overhaul, which comprises a cylinder body, wherein the bottom of the cylinder body is detachably connected with a cylinder seat, the cylinder seat comprises a bottom plate, a connecting sleeve is vertically fixed on the bottom plate, the connecting sleeve comprises an outer sleeve ring and an inner sleeve ring which are coaxially arranged, the inner diameter of the outer sleeve ring is larger than that of the inner sleeve ring, the inner wall of the outer sleeve ring is provided with internal threads, the periphery of the bottom of the cylinder body is provided with external threads, the distance between the inner wall of the outer sleeve ring and the outer surface of the inner sleeve ring is equal to the wall thickness of the cylinder body, the bottom of the cylinder body is in threaded connection with the inner sleeve ring, the outer surface of the inner sleeve ring is provided with a plurality of annular sealing grooves along the circumferential direction, and sealing rubber rings are arranged in the annular sealing grooves. The hydraulic cylinder can solve the problems that the existing hydraulic cylinder is inconvenient to detach, repair and maintain.
Description
Technical Field
The utility model relates to the technical field of hydraulic cylinders, in particular to a hydraulic cylinder which is convenient to overhaul.
Background
The hydraulic cylinder is a hydraulic executive component which converts hydraulic energy into mechanical energy to do reciprocating motion, and is widely applied to various mechanical hydraulic systems because the hydraulic cylinder has a simple structure and no transmission clearance.
But current hydraulic cylinder structure, basically the cylinder body is all direct fixed on the bottom plate, and rethread bottom plate is fixed or rotate and be connected on mechanical structure, when the bottom plate damaged, need the whole change of company cylinder body, the maintenance cost is great, in addition, there are many impurity when the hydraulic oil in the hydraulic cylinder is long-term use, these impurity that deposit can damage the hydraulic cylinder, reduce hydraulic cylinder's life, the integrative structural style of bottom plate and cylinder body is inconvenient for tearing open and changing yet, be unfavorable for hydraulic cylinder's maintenance.
Disclosure of Invention
The utility model aims to provide a hydraulic cylinder convenient to overhaul, which is used for solving the problems that the existing hydraulic cylinder is inconvenient to disassemble, replace, overhaul and maintain.
In order to solve the problems, the utility model adopts the following technical scheme:
the utility model provides a hydraulic cylinder convenient to overhaul, including the cylinder body, cylinder body bottom detachably is connected with the jar seat, the jar seat includes the bottom plate, vertical fixation has the adapter sleeve on the bottom plate, the adapter sleeve includes outer lantern ring and the interior lantern ring that sets up with the axial, the internal diameter of outer lantern ring is greater than the internal diameter of interior lantern ring, the interior wall of overcoat intra-annular is provided with the internal thread, cylinder body bottom periphery is provided with the external screw thread, the distance between the inner wall of outer lantern ring and the interior lantern ring surface equals the cylinder body wall thickness, cylinder body bottom threaded connection is in the overcoat intra-annular, interior lantern ring surface is provided with a plurality of annular seal grooves along circumference, install the sealing rubber ring in the annular seal groove.
Preferably, the outer collar is lower than the inner collar.
Preferably, the annular sealing groove comprises an upper sealing groove and a lower sealing groove, the groove width of the upper sealing groove is larger than that of the lower sealing groove, the sealing rubber ring installed in the upper sealing groove is marked as an upper rubber ring, the sealing rubber ring installed in the lower sealing groove is marked as a lower rubber ring, the width of the upper rubber ring is larger than that of the lower rubber ring, and the upper part of the upper rubber ring is provided with an annular protruding part.
Preferably, the bottom plate is provided with a positioning hole.
Preferably, an ear plate is fixedly connected below the bottom plate, and a hinge hole is formed in the ear plate.
By adopting the technical scheme, the utility model has the following advantages:
compared with the structure that the traditional cylinder body is directly fixed on the mounting seat, the utility model can conveniently and quickly separate the cylinder body from the bottom plate and facilitate disassembly, replacement and maintenance, in addition, when the bottom plate is damaged, the utility model also avoids the traditional integral replacement of the cylinder body, saves the material cost and is convenient for installation and later maintenance.
Drawings
FIG. 1 is one of the present utility models the embodiment is a schematic structural diagram.
Reference numerals: 1. the cylinder body, 2, the bottom plate, 3, the inner collar, 4, the outer collar, 5, the upper rubber ring, 6, the lower rubber ring, 7, the annular protruding portion, 8, the locating hole, 9, the otic placode.
Detailed Description
In order to make the technical objects, technical solutions and advantageous effects of the present utility model more clear, the technical solutions of the present utility model are further described below with reference to fig. 1 and a specific embodiment.
An embodiment of a hydraulic cylinder convenient to overhaul:
the utility model provides a hydraulic cylinder convenient to overhaul, including cylinder body 1, cylinder body 1 bottom detachably is connected with the jar seat, the jar seat includes bottom plate 2, be fixed with the adapter sleeve perpendicularly on the bottom plate 2, the adapter sleeve includes outer lane 3 and interior lantern ring 3 with the axial setting, the internal diameter of outer lane 3 is greater than the internal diameter of interior lantern ring 4, outer lane 3 inner wall is provided with the internal thread, cylinder body 1 bottom periphery is provided with the external screw thread, the distance between the inner wall of outer lane 3 and the interior lantern ring 4 surface equals cylinder body 1 wall thickness, cylinder body 1 bottom threaded connection is in outer lane 3, interior lantern ring 4 surface is provided with a plurality of annular seal grooves along circumference, install the sealing rubber ring in the annular seal groove.
Compared with the structure that the existing cylinder body 1 is directly fixed on the mounting seat, the cylinder body 1 of the hydraulic cylinder is connected with the connecting sleeve through screw threads in a screwing way, the hydraulic cylinder does not need to be integrally disassembled during overhauling and maintenance, and the cylinder body 1 can be separated from the bottom plate 2 only by unscrewing the screw threads, so that the cylinder body 1 can be cleaned or the bottom plate 2 can be quickly replaced; the sealing rubber ring can form sealing fit with the inner wall of the cylinder body 1, so that working medium leakage is avoided. The screw thread on the cylinder body 1 is arranged on the outer surface of the cylinder body 1, so that working medium can be prevented from polluting the screw thread on the cylinder body 1, and inconvenience in later disassembly and replacement can be avoided.
As one of the aspects of the present embodiment, further, the outer collar 3 is lower than the inner collar 4, and the inner collar 4 can be guided when screwing.
As one of the aspects of this embodiment, further, as shown in fig. 1, the annular seal groove includes an upper seal groove and a lower seal groove, the groove width of the upper seal groove is larger than the groove width of the lower seal groove, the seal rubber ring installed in the upper seal groove is denoted as an upper rubber ring 5, the seal rubber ring installed in the lower seal groove is denoted as a lower rubber ring 6, the width of the upper rubber ring 5 is larger than the width of the lower rubber ring 6, and the upper portion of the upper rubber ring 5 is provided with an annular protruding portion 7. The upper rubber ring 5 is closer to the working medium in the cylinder body 1, the width of the upper rubber ring 5 is larger than that of the lower rubber ring 6, sealing can be well carried out in the first step, leakage of the working medium is avoided, and the lower rubber ring 6 plays an auxiliary sealing role. The diameter of the annular protruding part 7 arranged on the upper part of the upper rubber ring 5 is larger than that of the upper rubber ring 5 body, and the sealing effect can be better realized.
As one aspect of this embodiment, further, the base plate 2 is provided with a positioning hole 8, which is convenient for use when the hydraulic cylinder needs to be fixedly installed.
As one aspect of this embodiment, further, an ear plate 9 is fixedly connected below the bottom plate 2, and a hinge hole is formed on the ear plate 9, so that installation and use in an installation occasion requiring rotation of the hydraulic cylinder are facilitated.
The above embodiments are not limited in any way by the shape, materials, structure, etc. of the present utility model, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present utility model are all included in the protection scope of the technical solution of the present utility model.
Claims (5)
1. The utility model provides a hydraulic cylinder convenient to overhaul, includes cylinder body, its characterized in that: the cylinder body bottom detachably is connected with the cylinder seat, the cylinder seat includes the bottom plate, perpendicular fixed with the adapter sleeve on the bottom plate, the adapter sleeve includes outer lantern ring and the interior lantern ring that sets up with the axial, the internal diameter of outer lantern ring is greater than the internal diameter of interior lantern ring, the interior wall of overcoat intra-annular is provided with the internal thread, cylinder body bottom periphery is provided with the external screw thread, the distance between the inner wall of outer lantern ring and the interior lantern ring surface equals the cylinder body wall thickness, cylinder body bottom threaded connection is in the overcoat intra-annular, interior lantern ring surface is provided with a plurality of annular seal grooves along circumference, install the sealing rubber ring in the annular seal groove.
2. The hydraulic cylinder of claim 1 for easy access, wherein: the outer collar is lower than the inner collar.
3. The hydraulic cylinder for easy maintenance according to claim 1 or 2, wherein: the annular seal groove comprises an upper seal groove and a lower seal groove, the groove width of the upper seal groove is larger than that of the lower seal groove, the seal rubber ring installed in the upper seal groove is marked as an upper rubber ring, the seal rubber ring installed in the lower seal groove is marked as a lower rubber ring, the width of the upper rubber ring is larger than that of the lower rubber ring, and the upper part of the upper rubber ring is provided with an annular protruding part.
4. A hydraulic ram for easy access as recited in claim 3, wherein: the bottom plate is provided with a positioning hole.
5. The hydraulic cylinder of claim 4 for easy access, wherein: an ear plate is fixedly connected below the bottom plate, and a hinge hole is formed in the ear plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221593973.7U CN220435150U (en) | 2022-06-24 | 2022-06-24 | The method comprises the following steps of: convenient to overhaul hydraulic cylinder of (a) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221593973.7U CN220435150U (en) | 2022-06-24 | 2022-06-24 | The method comprises the following steps of: convenient to overhaul hydraulic cylinder of (a) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220435150U true CN220435150U (en) | 2024-02-02 |
Family
ID=89700378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221593973.7U Active CN220435150U (en) | 2022-06-24 | 2022-06-24 | The method comprises the following steps of: convenient to overhaul hydraulic cylinder of (a) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220435150U (en) |
-
2022
- 2022-06-24 CN CN202221593973.7U patent/CN220435150U/en active Active
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