CN204387008U - Cylinder rod collapsing length limit stoper - Google Patents
Cylinder rod collapsing length limit stoper Download PDFInfo
- Publication number
- CN204387008U CN204387008U CN201420872055.7U CN201420872055U CN204387008U CN 204387008 U CN204387008 U CN 204387008U CN 201420872055 U CN201420872055 U CN 201420872055U CN 204387008 U CN204387008 U CN 204387008U
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- CN
- China
- Prior art keywords
- fixing body
- rod
- cylinder rod
- collapsing length
- length limit
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- Withdrawn - After Issue
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Abstract
The utility model discloses a kind of cylinder rod collapsing length limit stoper, comprising: the utility model provides a kind of cylinder rod collapsing length limit stoper, comprising: the first fixing body, head rod, the second connecting rod and the second fixing body; First fixing body and the second fixing body are set on cylinder rod; The internal diameter of the first fixing body and the second fixing body is less than the external diameter of cylinder body; First fixing body and the second fixing body are removably connected by two component body and form; Component body offers the female through hole of tool; Head rod and the second connecting rod have outside thread; Head rod and the second connecting rod and the first fixing body and the second fixing body are spirally connected.The utility model, by be spirally connected between the first fixing body and the second fixing body head rod and the second connecting rod, make the distance between the first fixing body and the second fixing body be adjustable, thus solve the technical problem of existing cylinder rod collapsing length limit stoper poor universality.
Description
Technical field
The utility model relates to field of mechanical technique, particularly relates to a kind of cylinder rod collapsing length limit stoper.
Background technique
In the operation process of engineering machinery vehicle, usually all hydraulic jack can be related to.For steel rail grinding operation, be hung on the below of railway steel rail polishing car by four hydraulic jacks for the polishing dolly of polishing to rail.In polishing operation process, hydraulic jack is in extended configuration and contacts with rail to make polishing dolly, thus realizes polishing dolly to the polishing operation of rail.During non-polishing operation, hydraulic jack is in contraction state and is separated with rail to make polishing dolly, usually by the shrinkage degree of the cylinder rod of limit stoper restriction hydraulic jack.
As shown in Figure 1, existing limit stoper 103 is made up of two semicircular cylinders usually, the edge being parallel to each semicircular cylinder radial direction extends connection shortwall respectively, the connection shortwall that bolt 104 is located in two semicircular cylinders is fixedly connected with two semicircular cylinders, the sleeve that two semi-cylindrical shapeds be fixedly connected with become to be set on the cylinder rod 101 of hydraulic jack, the internal diameter of sleeve is greater than the external diameter of cylinder rod and is less than the external diameter of cylinder block 102.
But existing cylinder rod collapsing length limit stoper only can be applicable to a kind of working state of a hydraulic jack, the poor universality of cylinder rod collapsing length limit stoper.
Model utility content
The utility model provides a kind of cylinder rod collapsing length limit stoper, to overcome a kind of working state that existing cylinder rod collapsing length limit stoper only can be applicable to a hydraulic jack, the technical problem of the poor universality of cylinder rod collapsing length limit stoper.
The utility model provides a kind of cylinder rod collapsing length limit stoper, comprising:
First fixing body, head rod, the second connecting rod and the second fixing body;
Described first fixing body and described second fixing body are all set on the cylinder rod of hydraulic jack;
The internal diameter of described first fixing body and described second fixing body is all less than the external diameter of the cylinder body of described hydraulic jack;
Described first fixing body and described second fixing body to removably connect formation by two component body;
Described component body offers through hole, and described through hole has internal thread;
Described head rod and described second connecting rod all have the outside thread with described screw-internal thread fit;
Described head rod is spirally connected with described first fixing body and described second fixing body respectively by described through hole;
Described second connecting rod is spirally connected with described first fixing body and described second fixing body respectively by described through hole.
Further, described head rod is bolt.
Further, described head rod is adjustable lever.
Further, described second connecting rod is bolt.
Further, described second connecting rod is adjustable lever.
Further, described head rod and described second connecting rod are symmetrical arranged relative to the center line of described cylinder rod.
Further, described component body has cross section is semiorbicular first assembly department; Described first assembly department offers described through hole.
Further, described first fixing body and described second fixing body to removably connect formation by two component body, specifically comprise:
The component body that described first fixing body is connected by fastening piece by two.
Further, described first fixing body and described second fixing body to removably connect formation by two component body, specifically comprise:
The component body that described second fixing body is connected by fastening piece by two.
Technique effect of the present utility model is: by be spirally connected between the first fixing body and the second fixing body head rod and the second connecting rod, the distance between the first fixing body and the second fixing body is made to be adjustable, and then the length making cylinder rod collapsing length limit stoper is adjustable, thus solve a kind of working state that existing cylinder rod collapsing length limit stoper only can be applicable to a hydraulic jack, the technical problem of the poor universality of cylinder rod collapsing length limit stoper.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 be existing cylinder rod collapsing length limit stoper and hydraulic jack with the use of structural representation;
Fig. 2 is the structural representation of the utility model cylinder rod collapsing length limit stoper embodiment one;
Fig. 3 is the structural representation of the utility model cylinder rod collapsing length limit stoper embodiment two.
Embodiment
For making the object of the utility model embodiment, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 2 is the structural representation of the utility model cylinder rod collapsing length limit stoper embodiment one.As shown in Figure 2, the cylinder rod collapsing length limit stoper of the present embodiment can comprise: the first fixing body 201, head rod 202, second connecting rod 203 and the second fixing body 204;
Described first fixing body 201 and described second fixing body 204 are all set on the cylinder rod of hydraulic jack;
The internal diameter of described first fixing body 201 and described second fixing body 204 is all less than the external diameter of the cylinder body of described hydraulic jack;
Described first fixing body 201 and described second fixing body 204 to removably connect formation by two component body;
Described component body offers through hole, and described through hole has internal thread;
Described head rod 202 and described second connecting rod 203 all have the outside thread with described screw-internal thread fit;
Described head rod 202 is spirally connected with described first fixing body 201 and described second fixing body 204 respectively by described through hole;
Described second connecting rod 203 is spirally connected with described first fixing body 201 and described second fixing body 204 respectively by described through hole.
Particularly, first fixing body 201 is removably connected by component body 2011 and component body 2012 and forms, second fixing body 204 is removably connected by component body 2041 and component body 2042 and forms, and component body 2011, component body 2012, component body 2041 and component body 2042 all offers the female through hole of tool.
Figure 2 illustrates component body 2011 to be connected by fastening piece with component body 2012, component body 2041 is also connected by fastening piece with component body 2042, and wherein, fastening piece includes, but are not limited to: screw, nut, bolt.
Component body 2011 and component body 2012 include, but are not limited to be removably connected by fastening piece, and component body 2011 and component body 2012 can also be removably connected by joinery and its construction.Similar, component body 2041 and component body 2042 also include, but are not limited to be removably connected by fastening piece, and component body 2041 and component body 2042 also can be removably connected by joinery and its construction.
Head rod 202 has outside thread, and outside thread can be distributed in the two ends of head rod 202, also can through the whole length of head rod 202, and the present embodiment is not construed as limiting this.
Similar with head rod 202, the second connecting rod 203 has outside thread, and outside thread can be distributed in the two ends of the second connecting rod 203, also can through the whole length of the second connecting rod 203, and the present embodiment is not construed as limiting this.
Alternatively, head rod 202 is bolt.On head rod 202, the direction of screw thread can be consistent, also can be inconsistent, and the present embodiment is not construed as limiting this.
Alternatively, the second connecting rod 203 is bolt.With head rod 202 similarly, on the second connecting rod 203, the direction of screw thread can be consistent, also can be inconsistent, and the present embodiment is not construed as limiting this.
Head rod 202 is spirally connected with the first fixing body 201, second fixing body 204 respectively by the female through hole of tool in component body 2011 and component body 2041.Similarly, the second connecting rod 203 is spirally connected with the first fixing body 201, second fixing body 204 respectively by the female through hole of tool in component body 2012 and component body 2042.
When using the cylinder rod collapsing length limit stoper in the present embodiment: can first component body 2011 and component body 2041 are arranged on head rod 202, (such as, the operating environment of hydraulic jack) adjusts the distance between component body 2011 and component body 2041 according to the actual requirements; Then, in like manner component body 2012 and component body 2042 are arranged on the second connecting rod 203; Subsequently, component body 2011 is connected with component body 2012 by the cylinder rod around hydraulic jack, thus makes the first fixing body 201 be formed by connecting by component body 2011 and component body 2012 be enclosed within this cylinder rod; Finally, component body 2041 is connected with component body 2042 by the cylinder rod in like manner around hydraulic jack, thus the second fixing body 204 be formed by connecting by component body 2041 and component body 2042 is enclosed within this cylinder rod.
The cylinder rod collapsing length limit stoper of the present embodiment, by be spirally connected between the first fixing body and the second fixing body head rod and the second connecting rod, the distance between the first fixing body and the second fixing body is made to be adjustable, and then the length making cylinder rod collapsing length limit stoper is adjustable, thus solve a kind of working state that existing cylinder rod collapsing length limit stoper only can be applicable to a hydraulic jack, the technical problem of the poor universality of cylinder rod collapsing length limit stoper.
Adopt a preferred implementation below, the technical solution of the utility model is described in detail.
Fig. 3 is the structural representation of the utility model cylinder rod collapsing length limit stoper embodiment two.Illustrated in Fig. 3 the cylinder rod collapsing length limit stoper of the present embodiment and hydraulic jack with the use of structure.
As indicated at 3, the cylinder rod collapsing length limit stoper embodiment of the present embodiment can comprise:: the first fixing body 201, head rod 202, second connecting rod 203 and the second fixing body 204.
Be with above-described embodiment difference: it is semiorbicular first assembly department that first fixing body 201 of the present embodiment and the second fixing body 204 also have cross section, and this first assembly department offers described through hole; Head rod 202 and the second connecting rod 203 are adjustable lever; Head rod 202 and the second connecting rod 203 are symmetrical arranged relative to the center line of cylinder rod; And the component body that the first fixing body 201 and the second fixing body 204 are connected by fastening piece by two.
Particularly, adjustable lever is the normal component of mechanical field, can select in existing adjustable lever standard piece, with hydraulic jack size match as head rod 202.With head rod 202 similarly, can select in existing adjustable lever standard piece, conduct second connecting rod 203 matched with hydraulic jack size.
Particularly, by making head rod 202 and the second connecting rod 203 be symmetrical arranged relative to the center line of cylinder rod, cylinder rod collapsing length limit stoper can be allowed stressed more even, thus the working life of cylinder rod collapsing length limit stoper can be extended.
Last it is noted that above embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be modified to the technological scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment's technological scheme of the utility model.
Claims (9)
1. a cylinder rod collapsing length limit stoper, is characterized in that, comprising:
First fixing body, head rod, the second connecting rod and the second fixing body;
Described first fixing body and described second fixing body are all set on the cylinder rod of hydraulic jack;
The internal diameter of described first fixing body and described second fixing body is all less than the external diameter of the cylinder body of described hydraulic jack;
Described first fixing body and described second fixing body to removably connect formation by two component body;
Described component body offers through hole, and described through hole has internal thread;
Described head rod and described second connecting rod all have the outside thread with described screw-internal thread fit;
Described head rod is spirally connected with described first fixing body and described second fixing body respectively by described through hole;
Described second connecting rod is spirally connected with described first fixing body and described second fixing body respectively by described through hole.
2. cylinder rod collapsing length limit stoper according to claim 1, is characterized in that, described head rod is bolt.
3. cylinder rod collapsing length limit stoper according to claim 1, is characterized in that, described head rod is adjustable lever.
4. the cylinder rod collapsing length limit stoper according to any one of claims 1 to 3, is characterized in that, described second connecting rod is bolt.
5. the cylinder rod collapsing length limit stoper according to any one of claims 1 to 3, is characterized in that, described second connecting rod is adjustable lever.
6. the cylinder rod collapsing length limit stoper according to any one of claims 1 to 3, is characterized in that, described head rod and described second connecting rod are symmetrical arranged relative to the center line of described cylinder rod.
7. the cylinder rod collapsing length limit stoper according to any one of claims 1 to 3, is characterized in that, it is semiorbicular first assembly department that described component body has cross section; Described first assembly department offers described through hole.
8. the cylinder rod collapsing length limit stoper according to any one of claims 1 to 3, is characterized in that, described first fixing body and described second fixing body to removably connect formation by two component body, specifically comprise:
The component body that described first fixing body is connected by fastening piece by two.
9. the cylinder rod collapsing length limit stoper according to any one of claims 1 to 3, is characterized in that, described first fixing body and described second fixing body to removably connect formation by two component body, specifically comprise:
The component body that described second fixing body is connected by fastening piece by two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420872055.7U CN204387008U (en) | 2014-12-31 | 2014-12-31 | Cylinder rod collapsing length limit stoper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420872055.7U CN204387008U (en) | 2014-12-31 | 2014-12-31 | Cylinder rod collapsing length limit stoper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204387008U true CN204387008U (en) | 2015-06-10 |
Family
ID=53359732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420872055.7U Withdrawn - After Issue CN204387008U (en) | 2014-12-31 | 2014-12-31 | Cylinder rod collapsing length limit stoper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204387008U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500500A (en) * | 2014-12-31 | 2015-04-08 | 北京二七轨道交通装备有限责任公司 | Oil cylinder rod stretching length limiting device |
-
2014
- 2014-12-31 CN CN201420872055.7U patent/CN204387008U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104500500A (en) * | 2014-12-31 | 2015-04-08 | 北京二七轨道交通装备有限责任公司 | Oil cylinder rod stretching length limiting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100072 Beijing city Fengtai District Changxindian Yang Gong Zhuang No. 1 Patentee after: CNR BEIJING FEB.7TH LOCOMOTIVE CO., LTD. Address before: 100072 Beijing city Fengtai District Changxindian Yang Gong Zhuang No. 1 Patentee before: Beijing Erqi Railway Traffic Equipment Co., Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20150610 Effective date of abandoning: 20170412 |
|
| AV01 | Patent right actively abandoned |