CN203516279U - Stroke adjustable hydraulic cylinder - Google Patents
Stroke adjustable hydraulic cylinder Download PDFInfo
- Publication number
- CN203516279U CN203516279U CN201320696755.0U CN201320696755U CN203516279U CN 203516279 U CN203516279 U CN 203516279U CN 201320696755 U CN201320696755 U CN 201320696755U CN 203516279 U CN203516279 U CN 203516279U
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- China
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- electromagnet
- stroke
- cylinder
- cylinder bottom
- hydraulic jack
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Abstract
The utility model relates to a stroke adjustable hydraulic cylinder. The hydraulic cylinder comprises a cylinder barrel, a cylinder bottom and a guiding sleeve connected with the cylinder barrel, a piston arranged inside the cylinder barrel, and a piston rod, as well as a stroke adjusting mechanism embedded inside the cylinder bottom, wherein a mechanism chamber for the stroke adjusting mechanism to be embedded in, and a stepped through hole that is communicated with the mechanism chamber and led to the outside of the cylinder bottom, are arranged at the cylinder bottom; the stroke adjusting mechanism comprises an adjustable pressing block, a spring, an electromagnet and a supporting rod; the electromagnet is fixed with the mechanism chamber; one end of the supporting rod is connected with the adjustable pressing block, and the other end of the supporting rod is inserted into the stepped through hole by passing through the electromagnet; the spring is sleeved outside the supporting rod positioned between the adjustable pressing block and the electromagnet; a conducting wire of the electromagnet penetrates from the stepped through hole. The hydraulic cylinder can conveniently adjust the stroke, has high adjustment accuracy and high flexibility, is simple to operate, low in use cost and wide in range of application, and can adapt to different production environments, thereby reducing the expenditure cost of an enterprise.
Description
Technical field
The utility model relates to a kind of hydraulic jack, especially relates to the adjustable hydraulic jack of a kind of stroke.
Background technique
Hydraulic jack is the hydraulic system executive component that a kind of pressure by hydraulic oil is converted into straight line motion or oscillating motion.It is simple in structure, and transmission efficiency is high.Large thrust or large torque can be exported, thereby the motion of low speed heavy load can be realized.Due to the continuity of the power output of hydraulic oil, oil hydraulic cylinder can be realized stepless time adjustment, and speed adjustable range is large, and can speed governing in running, thereby hydraulic jack is widely used in many industrial fields such as engineering machinery field, oil and metallurgical industry.
Hydraulic jack is mainly comprised of cylinder bottom, piston, piston rod, cylinder barrel, guide sleeve and seal element.Wherein the distance between guide sleeve end face and piston end face on the other side is called the stroke of oil hydraulic cylinder.Existing oil hydraulic cylinder can not regulate and control in real production process to need hydraulic cylinder travel to adjust to stroke flexibly, to meet different job requirements.
Model utility content
The hydraulic jack that provides a kind of stroke adjustable is provided the purpose of this utility model, with the stroke of regulator solution cylinder pressure easily, by electromagnetism, regulate, degree of regulation is high, flexibility is good, simple to operate, and user cost is low, using scope is wide, can make hydraulic jack to meet the actual demand in reality production and work.
The utility model is achieved through the following technical solutions: the hydraulic jack that a kind of stroke is adjustable, and comprise cylinder barrel, the cylinder bottom and the guide sleeve that are connected with described cylinder barrel, be located at piston and piston rod in cylinder barrel, also comprise the stroke regulating mechanism that embeds cylinder bottom inside; Described cylinder bottom is provided with the ladder hole that leads to cylinder bottom outside of Shi Jiyu mechanism of the mechanism chamber connection that can embed stroke regulating mechanism; Described stroke regulating mechanism comprises adjusts briquetting, spring, electromagnet and strut; Described electromagnet and mechanism chamber are fixed, and one end of described strut is connected with adjustment briquetting, and the other end inserts in ladder hole through electromagnet; Described spring housing is contained at the strut of adjusting between briquetting and electromagnet outside; The wire of described electromagnet is passed by ladder hole.
Described cylinder bottom adopts Type of Welding to be connected with cylinder barrel.
Described guide sleeve adopts engage thread to be connected with cylinder barrel.
Described piston rod adopts engage thread to be connected with piston.
Described adjustment briquetting adopts engage thread to be connected with strut.
Described ladder hole is provided with the aperture of at least two kinds of different sizes, and described aperture reduces from inside to outside in turn; Described strut inserts in the larger aperture of ladder hole.
The beneficial effect that the utility model has is: the hydraulic jack that a kind of stroke is adjustable, the stroke of regulator solution cylinder pressure easily, by electromagnetism, regulate, degree of regulation is high, and flexibility is good, simple to operate, user cost is low, using scope is wide, can make same oil hydraulic cylinder adapt to different production environments, thereby reduces the expenditure cost of enterprise.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Fig. 1 is the structural representation of the adjustable hydraulic jack of a kind of stroke.
In figure, 1. cylinder bottom, 1-1. mechanism chamber, 1-2. ladder hole, 2. cylinder barrel, 3. piston, 4. piston rod, 5. guide sleeve, 6. stroke regulating mechanism, 6-1. adjusts briquetting, 6-2. spring, 6-3. strut, 6-4. electromagnet, 6-5. wire.
Embodiment
In the accompanying drawings, the hydraulic jack that a kind of stroke is adjustable, comprises cylinder barrel 2, the cylinder bottom 1 and the guide sleeve 5 that are connected with described cylinder barrel 2, is located at piston 3 and piston rod 4 in cylinder barrel 2, also comprises the stroke regulating mechanism 6 that embeds cylinder bottom 1 inside; Described cylinder bottom 1 is provided with the ladder hole 1-2 that leads to cylinder bottom 1 outside of the chamber 1-1 of Shi1-1Ji Yu mechanism of the mechanism connection that can embed stroke regulating mechanism 6; Described stroke regulating mechanism comprises adjusts briquetting 6-1, spring 6-2, electromagnet 6-4 and strut 6-3; The described chamber 1-1 of electromagnet 6-4Yu mechanism fixes, and one end of described strut 6-3 is connected with adjustment briquetting 6-1, and the other end inserts in ladder hole 1-2 through electromagnet 6-4; Described spring housing 6-2 is contained at the strut 6-3 adjusting between briquetting 6-1 and electromagnet 6-4 outside; The wire 6-5 of described electromagnet 6-4 is passed by ladder hole 1-2.
Described cylinder bottom 1 adopts Type of Welding to be connected with cylinder barrel 2.
Described guide sleeve 5 adopts engage thread to be connected with cylinder barrel 1.
Described piston rod 4 adopts engage thread to be connected with piston 3.
Described adjustment briquetting 6-1 adopts engage thread to be connected with strut 6-3.
Described ladder hole 1-2 is provided with the aperture of at least two kinds of different sizes, and described aperture reduces from inside to outside in turn; Described strut 6-3 inserts in the larger aperture of ladder hole 1-2.
The utility model is in the process of using, and the size by regulating magnet 6-4 electrical current produces different attraction forces and acts on mutually with the spring-back force of spring 6-2, can regulate the length of stretching out of adjusting briquetting 7, thereby reach the object of change stroke.
Claims (6)
1. the hydraulic jack that stroke is adjustable, comprise cylinder barrel (2), the cylinder bottom (1) being connected with described cylinder barrel (2) and guide sleeve (5), be located at piston (3) and piston rod (4) in cylinder barrel (2), it is characterized in that, also comprise and embed the inner stroke regulating mechanism (6) of cylinder bottom (1); Described cylinder bottom (1) is provided with the ladder hole (1-2) that leads to cylinder bottom (1) outside of mechanism chamber (1-1) Ji Yu mechanism chamber (1-1) connection that can embed stroke regulating mechanism (6); Described stroke regulating mechanism comprises adjusts briquetting (6-1), spring (6-2), electromagnet (6-4) and strut (6-3); Described electromagnet (6-4) is fixing with mechanism chamber (1-1), and one end of described strut (6-3) is connected with adjustment briquetting (6-1), and the other end inserts ladder hole (1-2) through electromagnet (6-4); Described spring housing (6-2) is contained in and is positioned at strut (6-3) outside of adjusting between briquetting (6-1) and electromagnet (6-4); The wire (6-5) of described electromagnet (6-4) is passed by ladder hole (1-2).
2. the adjustable hydraulic jack of a kind of stroke according to claim 1, is characterized in that, cylinder bottom (1) adopts Type of Welding to be connected with cylinder barrel (2).
3. the adjustable hydraulic jack of a kind of stroke according to claim 1, is characterized in that, described guide sleeve (5) adopts engage thread to be connected with cylinder barrel (1).
4. the adjustable hydraulic jack of a kind of stroke according to claim 1, is characterized in that, described piston rod (4) adopts engage thread to be connected with piston (3).
5. the adjustable hydraulic jack of a kind of stroke according to claim 1, is characterized in that, described adjustment briquetting (6-1) adopts engage thread to be connected with strut (6-3).
6. the adjustable hydraulic jack of a kind of stroke according to claim 1, is characterized in that, described ladder hole (1-2) is provided with the aperture of at least two kinds of different sizes, and described aperture reduces from inside to outside in turn; Described strut (6-3) inserts in the larger aperture of ladder hole (1-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320696755.0U CN203516279U (en) | 2013-11-07 | 2013-11-07 | Stroke adjustable hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320696755.0U CN203516279U (en) | 2013-11-07 | 2013-11-07 | Stroke adjustable hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203516279U true CN203516279U (en) | 2014-04-02 |
Family
ID=50375215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320696755.0U Expired - Fee Related CN203516279U (en) | 2013-11-07 | 2013-11-07 | Stroke adjustable hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203516279U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994116A (en) * | 2014-04-17 | 2014-08-20 | 新魁液压技术有限公司 | Total travel adjustable oil cylinder with built-in stop valve |
| CN114278642A (en) * | 2021-12-24 | 2022-04-05 | 扬州大山液压气动制造有限公司 | Marine lifting normally closed cylinder |
| CN114810716A (en) * | 2022-04-24 | 2022-07-29 | 合肥志必达液压科技有限公司 | Hydraulic cylinder piston system |
-
2013
- 2013-11-07 CN CN201320696755.0U patent/CN203516279U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103994116A (en) * | 2014-04-17 | 2014-08-20 | 新魁液压技术有限公司 | Total travel adjustable oil cylinder with built-in stop valve |
| CN103994116B (en) * | 2014-04-17 | 2016-09-07 | 新魁液压技术有限公司 | Built-in stop valve total travel adjustable oil cylinder |
| CN114278642A (en) * | 2021-12-24 | 2022-04-05 | 扬州大山液压气动制造有限公司 | Marine lifting normally closed cylinder |
| CN114810716A (en) * | 2022-04-24 | 2022-07-29 | 合肥志必达液压科技有限公司 | Hydraulic cylinder piston system |
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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 |
Granted publication date: 20140402 Termination date: 20141107 |
|
| EXPY | Termination of patent right or utility model |