CN202612260U - Travel-adjustable hydraulic cylinder - Google Patents
Travel-adjustable hydraulic cylinder Download PDFInfo
- Publication number
- CN202612260U CN202612260U CN 201220276416 CN201220276416U CN202612260U CN 202612260 U CN202612260 U CN 202612260U CN 201220276416 CN201220276416 CN 201220276416 CN 201220276416 U CN201220276416 U CN 201220276416U CN 202612260 U CN202612260 U CN 202612260U
- Authority
- CN
- China
- Prior art keywords
- cylinder
- sheath
- hydraulic cylinder
- oil hydraulic
- cylinder barrel
- Prior art date
- 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
Abstract
The utility model provides a travel-adjustable hydraulic cylinder, and belongs to the field of hydraulic elements. The hydraulic cylinder comprises a cylinder bottom, a piston, a cylinder barrel, a piston rod and a positioning ring, wherein the cylinder bottom is connected with the positioning ring; the upper end of the cylinder bottom is inserted into the lower end of the cylinder barrel; an external thread is formed on the cylinder bottom and matched with an internal thread formed on the inner wall of the bottom of the cylinder barrel; the outer wall of the lower part of the cylinder barrel is coated with and slidably connected with a jacket; and the lower end of the jacket is connected with the cylinder bottom. Compared with the prior art, the hydraulic cylinder has the characteristics of reasonable design, simple structure, good using effect and the like.
Description
Technical field
The utility model relates to a kind of hydraulic element, specifically a kind of oil hydraulic cylinder of adjustable stroke.
Background technique
The stroke of common oil hydraulic cylinder and mounting point (the cylinder bottom positioning ring is to the centre distance on piston rod top) are all fixed.Need must be locality specific with the supporting that positioning ring is hinged in the using process, for bearing position accurately occasion be difficult to satisfy the needs of mounting distance and stroke.
Summary of the invention
The technical assignment of the utility model is the deficiency to existing technology, and a kind of oil hydraulic cylinder of adjustable stroke reasonable in design, easy to use is provided.
The utility model solves the technological scheme that its technical problem adopted:
A kind of oil hydraulic cylinder of adjustable stroke; Comprise cylinder bottom, piston, cylinder barrel, piston rod and positioning ring; Cylinder bottom and positioning ring are connected together, and said cylinder bottom upper end penetrates from the cylinder barrel lower end, cylinder bottom be provided with outside thread and with the cylinder barrel bottom interior wall on the internal thread that is provided with match; Be enclosed with sheath on the outer wall of cylinder barrel bottom and be slidingly connected with it, the sheath lower end is connected with cylinder bottom.
A kind of oil hydraulic cylinder of adjustable stroke, its sheath lower end are provided with adjusting nut and are fixedly connected with it.
A kind of oil hydraulic cylinder of adjustable stroke, its filler opening are arranged on the cylinder bottom middle part.
A kind of oil hydraulic cylinder of adjustable stroke, its sheath is provided with holding down bolt, and contacts with cylinder barrel after holding down bolt that sheath is threaded passes sheath.
The oil hydraulic cylinder of the adjustable stroke of the utility model compared with prior art, the beneficial effect that is produced is:
The utlity model has characteristics such as reasonable in design, simple in structure, easy to use, function admirable, practicality, compactness, operate comparatively simply, user cost is low, makes the stroke of oil hydraulic cylinder adjustable, is convenient to the I&M of oil hydraulic cylinder, operates steadily.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model.
Among the figure: 1, piston rod, 2, cylinder barrel, 3, piston, 4, cylinder bottom, 5, sheath, 6, holding down bolt, 7, adjusting nut, 8, positioning ring, 9, filler opening.
Embodiment
Below in conjunction with accompanying drawing the utility model is done following the detailed description.
Shown in accompanying drawing; The oil hydraulic cylinder of the adjustable stroke of the utility model, its structure comprise cylinder bottom 4, piston 3, cylinder barrel 2, piston rod 1 and positioning ring 8, and cylinder bottom 4 is connected together with positioning ring 8; Said cylinder bottom 4 upper ends penetrate from cylinder barrel 2 lower ends; Cylinder bottom 4 be provided with outside thread and with cylinder barrel 2 bottom interior wall on the internal thread that is provided with match, be enclosed with sheath 5 on the cylinder barrel 2 bottom outer walls and be slidingly connected with it, sheath 5 lower ends are connected with cylinder bottom 4.Sheath 5 lower ends are provided with adjusting nut 7 and are fixedly connected with it.Filler opening 9 is arranged on cylinder bottom 4 middle parts.Sheath 5 is provided with holding down bolt 6, passes sheath 5 backs with holding down bolt 6 that sheath 5 is threaded and contacts with cylinder barrel 2.
The rotation positioning bolt, through instrument adjusting nut being rotated is the position of can regulate cylinder bottom in cylinder barrel, thereby the stroke of regulating piston bar, for bearing position accurately occasion can satisfy the needs of installing with stroke.
Its processing and fabricating of the oil hydraulic cylinder of the adjustable stroke of the utility model is simple and convenient, and processing and fabricating gets final product shown in the by specification accompanying drawing.
Except that the described technical characteristics of specification, be this professional workforce's known technology.
Claims (4)
1. the oil hydraulic cylinder of an adjustable stroke; Comprise cylinder bottom, piston, cylinder barrel, piston rod and positioning ring, cylinder bottom and positioning ring are connected together, and it is characterized in that; Said cylinder bottom upper end penetrates from the cylinder barrel lower end; Cylinder bottom be provided with outside thread and with the cylinder barrel bottom interior wall on the internal thread that is provided with match, be enclosed with sheath on the outer wall of cylinder barrel bottom and be slidingly connected with it, the sheath lower end is connected with cylinder bottom.
2. the oil hydraulic cylinder of a kind of adjustable stroke according to claim 1 is characterized in that, the sheath lower end is provided with adjusting nut and is fixedly connected with it.
3. the oil hydraulic cylinder of a kind of adjustable stroke according to claim 1 is characterized in that, filler opening is arranged on the cylinder bottom middle part.
4. the oil hydraulic cylinder of a kind of adjustable stroke according to claim 1 is characterized in that, sheath is provided with holding down bolt, and contacts with cylinder barrel after holding down bolt that sheath is threaded passes sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220276416 CN202612260U (en) | 2012-06-13 | 2012-06-13 | Travel-adjustable hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220276416 CN202612260U (en) | 2012-06-13 | 2012-06-13 | Travel-adjustable hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202612260U true CN202612260U (en) | 2012-12-19 |
Family
ID=47345963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220276416 Expired - Fee Related CN202612260U (en) | 2012-06-13 | 2012-06-13 | Travel-adjustable hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202612260U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879341A (en) * | 2015-05-08 | 2015-09-02 | 湖北航天技术研究院总体设计所 | Hydraulic servo actuator having adjustable length |
| CN108222982A (en) * | 2018-03-02 | 2018-06-29 | 中煤北京煤矿机械有限责任公司 | Weld the column of high position-limit mechanism in pressure area zero |
| CN108317072A (en) * | 2017-01-18 | 2018-07-24 | 青岛海尔智能技术研发有限公司 | The adjustable linear compressor of volume of cylinder |
-
2012
- 2012-06-13 CN CN 201220276416 patent/CN202612260U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879341A (en) * | 2015-05-08 | 2015-09-02 | 湖北航天技术研究院总体设计所 | Hydraulic servo actuator having adjustable length |
| CN108317072A (en) * | 2017-01-18 | 2018-07-24 | 青岛海尔智能技术研发有限公司 | The adjustable linear compressor of volume of cylinder |
| CN108222982A (en) * | 2018-03-02 | 2018-06-29 | 中煤北京煤矿机械有限责任公司 | Weld the column of high position-limit mechanism in pressure area zero |
| CN108222982B (en) * | 2018-03-02 | 2023-09-12 | 中煤北京煤矿机械有限责任公司 | Stand column of zero-welding high-limit mechanism in pressure area |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121219 Termination date: 20170613 |