CN202668448U - Device special for binding type moving contact expanding - Google Patents
Device special for binding type moving contact expanding Download PDFInfo
- Publication number
- CN202668448U CN202668448U CN 201220147760 CN201220147760U CN202668448U CN 202668448 U CN202668448 U CN 202668448U CN 201220147760 CN201220147760 CN 201220147760 CN 201220147760 U CN201220147760 U CN 201220147760U CN 202668448 U CN202668448 U CN 202668448U
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- China
- Prior art keywords
- rack
- tooth bar
- rope
- ratchet
- toothholder
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- Expired - Fee Related
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Abstract
The utility model provides a device special for binding type moving contact expanding. The device comprises a rack, a gear base for containing the rack, a rolling wheel base and a traction rope. The gear base is arranged on the rack in a riding mode through a ratchet wheel. Under the control of a handle and the match between a pawl and a stopping block, the ratchet wheel can moves to the front end of the rack. The rolling wheel base is fixedly arranged at the front end of the rack. A rolling wheel is respectively arranged in containing cavities on two sides of the fixing portion between the rolling wheel base and the rack. The traction rope is wound around the two rolling wheels. A rope body of the traction rope forms a ring in front of the front end of the rack. Two ends of the rope can be fixed on the gear base in an adjustable mode. As the rack and the ratchet wheel are adopted to control sizes of the working ring, when the binding type moving contact expanding special device is used, the size of the working ring is well adjusted according to moving contacts of different diameters to enable the device special for the binding type moving contact expanding to be sleeved on a work-piece, then the handle is operated, and moving contact expanding operation is convenient to achieve. The contacts and contact arms are convenient to assemble and disassemble.
Description
[technical field]
The utility model relates to a kind of specific purpose tool, relates in particular to the bundling type moveable contact enlarging specific purpose tool that belongs to a kind of primary cut-out.
[background technology]
In handcart type high voltage switch cabinet, breaker access galvanic circle be bundling type moveable contact (being commonly called as the quincunx moving contact) by circle and static contact contact realize.The moving contact that is installed on the handcart is formed by contact and the docking of contact arm two parts, for guaranteeing that the contact inner chamber contacts with the effective of contact arm end, contact blade anchor ring two ends at contact are bundling respectively two very tight extension springs, and therefore, the actual loading, unloading difficulty of contact and contact arm is very large.
For addressing the above problem, ZL200610053505X discloses a kind of " circuit-breaker bundling type moveable contact special mounting tool ".It is made of spring clip, extrusion cup and Handleset three parts, and the shape of spring clip is the lampshade shape, and the external shape of its lumen port shape and the first end of movable contact is complementary, and the cover wall is provided with to the convergent-divergent clearance groove of cover top opening.Described extrusion cup is nested with the periphery at spring clip, and the spring clip bottom has the gap apart from the extrusion cup bottom; Spring clip and extrusion cup are cascaded by a pull bar, and the other end and the Handleset of pull bar link, and the change in location of handle can make spring clip make axial stretching in the chamber of extrusion cup, causes the convergent-divergent of spring clip convergent-divergent clearance groove.During use, the back of contact is put into the lumen port of spring clip, under the Handleset effect, the rim of a cup of extrusion cup applies one to spring clip and inside contracts power, makes the positive enlarging of contact, thereby realizes the loading and unloading of contact arm.But, the specific purpose tool of this structure, there are the following problems in actual applications: 1, the breaker of different current classes has the moving contact of different-diameter, and the bundling type moveable contact that a kind of specific purpose tool can only corresponding a kind of diameter has brought difficulty to practical application.Moreover it is heavy especially that the bundling type moveable contact that corresponding diameter is excessive, this instrument not only seem, and operation is also relatively more difficult.
[summary of the invention]
The problems referred to above that exist for solving prior art, the utility model aims to provide a kind of bundling type moveable contact enlarging specific purpose tool of novel structure, this instrument not only can be realized the enlarging operation to the bundling type moveable contact of different-diameter, but also has advantages of simple in structure, easy to operate.
For achieving the above object, the utility model has adopted following technical scheme: this bundling type moveable contact enlarging specific purpose tool is characterized in that:
Have a tooth bar, and be used for admitting the toothholder of this tooth bar; This toothholder rides on the described tooth bar through a ratchet, and this toothholder can move towards the front end of described tooth bar under one handle control and a ratchet, stop block cooperation;
Have a roller mount, this roller mount is fixedly installed on the front end of described tooth bar, is respectively equipped with a roller in the accommodating cavity of this roller mount and described tooth bar bearing both sides;
Have a pull rope, this pull rope is wrapped on described two rollers, and the rope of this pull rope forms a ring in the place ahead of described tooth bar front end, and the two ends adjustable of this rope is fixed on the described toothholder.
As preferably, during implementation, be provided with a plurality of balls at described ring.
As preferably, during implementation, the front end of described handle is the matrix under shed, and two arms and the described ratchet of this matrix are located by bearing pin, and ratchet is matched with the flank of tooth of tooth bar.
As preferably, during implementation, described ratchet is positioned at the described matrix top that is to the under shed handle.
As preferably, during implementation, have the projection that extends to both sides at the front end of described toothholder, be respectively equipped with lock rope assembly at this both sides projection, described lock rope assembly is made of U font screw bolt and nut.
Beneficial effect: compared with prior art, the utility model adopts tooth bar and ratchet fit structure to control the size of described ring, therefore, in use, as long as adjust the size of ring according to the contact of different-diameter, it is enclosed within on the workpiece, and then actuating handle contractile ring just can be realized contact enlarging operation easily.
For deepening understanding of the present utility model, be described in further detail by embodiment below in conjunction with accompanying drawing.
[description of drawings]
Fig. 1 is the perspective view of an embodiment of the utility model.
Among the figure: toothholder 1, lock rope assembly 11, stop block 12, spring 121, tooth bar 2, tooth 21, handle 3, handle free bearing 31, ratchet 4, ratchet shaft 41, ratchet 5, pull rope 6, left rope 6a, right rope 6b, ball 61, tail of rope 62, roller mount 7, bearing pin 71.
[specific embodiment]
Referring to Fig. 1.The Control Component that the enlarging specific purpose tool of the present embodiment is comprised of tooth bar 2, toothholder 1, ratchet 4 and handle 3, and center on the associated components formation that pull rope 6 arranges, associated components comprises lock rope assembly 11.The flank of tooth 21 at tooth bar 2 arranges ratchet 4, and ratchet 4 is arranged on the toothholder 1 through the handle free bearing 31 of ratchet shaft 41, bearing and handle 3 matrixs two arms.Be complementary with ratchet 4, the hinged ratchet 5 that arranges at the matrix top of handle free bearing 31, ratchet 5 is resetted by torsion spring control.At the front end of toothholder 1, ratchet 4 arranges stop block 12 and spring 121 thereof relatively.
The above-mentioned associated components that arranges around pull rope 6 comprises: roller mount 7, and the roller that is positioned at roller mount 7 accommodating cavities, lock rope assembly 11 etc.This roller mount 7 is fixedly installed on the front end of described tooth bar 2, a level is set respectively to the roller of installing in the accommodating cavity of this roller mount 7 and described tooth bar 2 bearing both sides.Lock rope assembly 11 is arranged on the projection of toothholder 1 front end both sides, and lock rope assembly 11 can adopt U font screw bolt and nut, realizes the purpose of locking pull rope 6.Under the original state, pull rope 6 is wrapped on two rollers, rope forms a ring in the place ahead of described tooth bar 2 front ends, use as the building ring of admitting workpiece, this building ring is by left rope 6a among the figure, right rope 6b consists of after intersecting, and the large I of building ring is adjusted by the lock rope position of the lock rope assembly 11 of both sides.
At described building ring a string ball 61 is set, the diameter of ball 61 should be complementary with the spacing of two extension springs on the moving contact, guarantee that pull rope 6 is when the docking bundling type moveable contact, can make the deflation anchor ring of building ring perpendicular to moving contact, thereby make constrictive force that building ring produces with respect to not run-off the straight of contact, otherwise the enlarging effect can differ from.
For understanding better the utility model, below in conjunction with accompanying drawing the use procedure of specific purpose tool is once described again:
Hold handle 3 and lift counterclockwise, make ratchet 5, stop block 12 break away from ratchets 4, but this moment move left and right toothholder 1, adjust the building ring size.Then, the front end of contact is put into building ring, by lock rope assembly 11 locking left rope 6a, right rope 6b; Swing handle 3, make toothholder 1 along with the continuous rolling of ratchet 4 on the flank of tooth 21 moves right, at this moment, building ring tightens gradually and diminishes, until the contact blade around the contact receiving compartment port open fully realize enlarging after, can carry out the loading, unloading operation of contact and contact arm.
Claims (4)
1. bundling type moveable contact enlarging specific purpose tool is characterized in that:
Have a tooth bar (2), and be used for admitting the toothholder (1) of this tooth bar (2); This toothholder (1) rides on the described tooth bar (2) through a ratchet (4), and this toothholder (1) can move towards the front end of described tooth bar (2) under one handle (3) control and a ratchet (5), a stop block (12) cooperation;
Have a roller mount (7), this roller mount (7) is fixedly installed on the front end of described tooth bar (2), is respectively equipped with a roller in the accommodating cavity of this roller mount (7) and described tooth bar (2) bearing both sides;
Has a pull rope (6), this pull rope (6) is wrapped on described two rollers, the rope of this pull rope (6) forms a ring in the place ahead of described tooth bar (2) front end, and the two ends adjustable of this rope is fixed on the described toothholder (1).
2. enlarging specific purpose tool as claimed in claim 1 is characterized in that: be provided with a plurality of balls (61) at described ring.
3. enlarging specific purpose tool as claimed in claim 1, it is characterized in that: the front end of described handle (3) is the matrix under shed, two arms of this matrix and described ratchet (4) make ratchet (4) match with the flank of tooth (21) of tooth bar (2) by bearing pin (41) location.
4. enlarging specific purpose tool as claimed in claim 1, it is characterized in that: the front end at described toothholder (1) has the projection that extends to both sides, be respectively equipped with lock rope assembly (11) at this both sides projection, described lock rope assembly (11) is made of U font screw bolt and nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220147760 CN202668448U (en) | 2012-04-10 | 2012-04-10 | Device special for binding type moving contact expanding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220147760 CN202668448U (en) | 2012-04-10 | 2012-04-10 | Device special for binding type moving contact expanding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202668448U true CN202668448U (en) | 2013-01-16 |
Family
ID=47489381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220147760 Expired - Fee Related CN202668448U (en) | 2012-04-10 | 2012-04-10 | Device special for binding type moving contact expanding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202668448U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658534A (en) * | 2012-04-10 | 2012-09-12 | 浙江纪元电力自动化科技有限公司 | Bundled movable contact flaring dedicated tool |
| CN108994184A (en) * | 2017-06-02 | 2018-12-14 | 神旺工业有限公司 | Tube bundling device |
| CN110405655A (en) * | 2019-06-20 | 2019-11-05 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of oil-containing groove fastener and method |
-
2012
- 2012-04-10 CN CN 201220147760 patent/CN202668448U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658534A (en) * | 2012-04-10 | 2012-09-12 | 浙江纪元电力自动化科技有限公司 | Bundled movable contact flaring dedicated tool |
| CN108994184A (en) * | 2017-06-02 | 2018-12-14 | 神旺工业有限公司 | Tube bundling device |
| CN110405655A (en) * | 2019-06-20 | 2019-11-05 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of oil-containing groove fastener and method |
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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: 20130116 Termination date: 20160410 |