CN202084457U - Indoor high-pressure vacuum breaker switching-in spring assembling device - Google Patents
Indoor high-pressure vacuum breaker switching-in spring assembling device Download PDFInfo
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- CN202084457U CN202084457U CN2011201519046U CN201120151904U CN202084457U CN 202084457 U CN202084457 U CN 202084457U CN 2011201519046 U CN2011201519046 U CN 2011201519046U CN 201120151904 U CN201120151904 U CN 201120151904U CN 202084457 U CN202084457 U CN 202084457U
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- spring
- supporting
- supporting bracket
- assembling device
- leading screw
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Abstract
The utility model discloses an indoor high-pressure vacuum breaker switching-in spring assembling device. A threaded hole is formed in the centre of a supporting arm (2); a lead screw (1) is arranged in the threaded hole; a handle (13) is fixed at the upper end of the lead screw (1); a supporting block (9) is sleeved at the lower end of the lead screw (1); the supporting arm (2) is horizontally arranged; the two ends of the supporting arm (2) are respectively hinged with the upper end of a supporting frame (3) through a supporting arm pin shaft (5); the two sides of the supporting block (9) are respectively hinged with one end of a supporting plate (4) through a pin shaft (7); the lower end of the supporting frame (3) is provided with a clamping plate (8) through a connecting shaft (10); and a hoop (11) is fixed on the clamping plate (8). In the device, a four-connecting rod mechanism consists of the supporting arm, the supporting frame, the supporting plate and the supporting block; an anticorrosive layer on the surface of a spring is effectively protected through the hoop and a positioning flange; and the mounting efficiency is high. Therefore, the device is suitable for mass assembly line work of breakers.
Description
Technical field
The utility model relates to a kind of spring assembling device, relates in particular to a kind of indoor high-voltage vacuum circuit breaker switching-in spring assembling device.
Background technology
The modernization construction in cities and towns and the raising of living standards of the people make electricity needs is increased substantially.Relevant statistics shows, along with development of electric power industry, and every year will be to the demand of vacuum circuit-breaker with 10%～15% speed increase.Circuit breaker is the core component of switch cubicle, and its product level, workmanship directly influence the security reliability of electrical network, industrial cousumer's production efficiency and resident's quality of life.In the 10kV electric pressure, the use amount of vacuum circuit-breaker accounts for more than 98% of circuit breaker total amount.The Development Technology of circuit breaker reaches its maturity both at home and abroad at present, but when assembling, must can not destroy the preservative treatment on spring surface to the spring stretching certain-length of thousands of ox pulling force again.Because the breaker spring operating mechanism inner space is little, in-house very difficult the spring stretching.Therefore, the spring of circuit breaker is assembled into the technological problems that restriction is in enormous quantities, streamline is produced.
As the Chinese patent publication number: CN 201741605U, open day: the utility model patent on February 9th, 2011 disclosed a kind of assembling jig that is used for spring, comprise framework, lower shaft is fixedly mounted on the bottom of framework, last axle is fixedly mounted on the arm-tie frame body, and lower shaft and last axle are arranged in the inboard of framework, the top outer of framework is provided with jack, the push rod portion of jack is connected with arm-tie, and be provided with the jack cover that increases contact area between the push rod portion of jack and the arm-tie, one end of spring is fixed on the lower shaft, the other end is fixed on the axle, and lower shaft and last axle positioned opposite, the axis normal of spring is in the plane at base of frame place, and this kind anchor clamps move upward by pulling the jack stand arm-tie, thereby extension spring reaches the size that needs, the spring assembling can easily simply be finished, reduce operating personnel's physical demands.But this apparatus structure complexity is not easy to breaker closing spring mounting on breaker mechanism, be easy to destroy spring surface anticorrosion processing layer, and efficiency of assembling is lower, is unfavorable for continuous productive process in enormous quantities.
Summary of the invention
The purpose of this utility model is to be not easy to assembling at existing switching-in spring of high-pressure vacuum circuit breaker, be difficult to both spring was stretched to certain-length, do not destroy defective and deficiency that the spring surface anticorrosion is handled again, provide a kind of simple in structure, easy to use efficient, when the assembling spring, spring can be stretched to certain-length, not destroy a kind of indoor high-voltage vacuum circuit breaker switching-in spring assembling device that the spring surface anticorrosion is handled again.
For achieving the above object, technical solution of the present utility model is: a kind of indoor high-voltage vacuum circuit breaker switching-in spring assembling device, the center of described support arm offers screwed hole, leading screw is installed in the screwed hole, the upper end of leading screw is fixed with handle, the leading screw lower end is with back-up block, support arm is horizontal arrangement, its two ends are hinged by the upper end of support arm bearing pin and bracing frame respectively, the both sides of back-up block are hinged by an end of bearing pin and supporting bracket respectively, the other end of supporting bracket is hinged on the bracing frame by the supporting bracket bearing pin, and the lower end of bracing frame is equipped with clamp by connecting axle, is fixed with anchor ear on the clamp.
Described back-up block is the bearing pedestal that tape spool holds, and dead eye is enclosed within the lower end of leading screw, and the outside of bearing pedestal is hinged with supporting bracket by bearing pin.
Described anchor ear is a semicircular arc, and the vertical axis of the axis of arc surface and clamp is perpendicular.
The circular arc two ends of described anchor ear are respectively arranged with locating flange, and locating flange is provided with projection.
The beneficial effects of the utility model are:
1. the utility model utilizes support arm, bracing frame, supporting bracket and back-up block to constitute a quadric chain, the motion that promotes quadric chain by leading screw struts two clamps, distance between while two anchor ears becomes big, thereby spring can be stretched to certain-length accurately.
2. the utility model is simple in structure; convenient disassembly is quick when assembling and maintenance; dependence anchor ear and locating flange have reached the effective protection to spring surface anticorrosion layer; can carry out the not damaged assembling to various vacuum circuit-breaker switching-in springs; can realize the assembling of 40.5kV and following electric pressure spring actuating mechanism of vacuum circuit-breaker switching-in spring easily; the installation effectiveness height is fit to the pipelining in enormous quantities of circuit breaker.
Description of drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is a right view of the present utility model.
Among the figure: leading screw 1, support arm 2, bracing frame 3, supporting bracket 4, support arm bearing pin 5, supporting bracket bearing pin 6, bearing pin 7, clamp 8, back-up block 9, connecting axle 10, anchor ear 11, locating flange 12, handle 13.
Embodiment
Below in conjunction with description of drawings and embodiment the utility model is described in further detail:
Referring to Fig. 1, Fig. 2, a kind of indoor high-voltage vacuum circuit breaker switching-in spring assembling device of the present utility model, the center of described support arm 2 offers screwed hole, leading screw 1 is installed in the screwed hole, the upper end of leading screw 1 is fixed with handle 13, leading screw 1 lower end is with back-up block 9, support arm 2 is horizontal arrangement, its two ends are hinged by the upper end of support arm bearing pin 5 with bracing frame 3 respectively, the both sides of back-up block 9 are hinged by the end of bearing pin 7 with supporting bracket 4 respectively, the other end of supporting bracket 4 is hinged on the bracing frame 3 by supporting bracket bearing pin 6, and the lower end of bracing frame 3 is equipped with clamp 8 by connecting axle 10, is fixed with anchor ear 11 on the clamp 8.
The bearing pedestal that described back-up block 9 holds for tape spool, dead eye is enclosed within the lower end of leading screw 1, and the outside of bearing pedestal is hinged with supporting bracket 4 by bearing pin 7.
Described anchor ear 11 is a semicircular arc, and the vertical axis of the axis of arc surface and clamp 8 is perpendicular.The semicircular arc of anchor ear 11 can play a protective role to spring surface anticorrosion layer, is not easy to cause damage.
The circular arc two ends of described anchor ear 11 are respectively arranged with locating flange 12, and locating flange 12 is provided with projection.Locating flange 12 can prevent the landing of spring in the process of mounting.
Referring to Fig. 1, the upper end of leading screw 1 and handle 13 fix, and the centre bore of support arm 2 is passed in the lower end of leading screw 1, and threadless place, leading screw 1 lower end is with back-up block 9, and back-up block 9 moves axially with respect to leading screw 1 nothing, but can rotate, and back-up block 9 plays a supportive role.Back-up block 9 also can be the bearing pedestal that holds for tape spool, and dead eye is enclosed within the lower end of leading screw 1, and the outside of bearing pedestal is hinged with supporting bracket 4 by bearing pin 7.Support arm 2 is horizontal arrangement, its two ends are hinged by the upper end of support arm bearing pin 5 with bracing frame 3 respectively, the both sides of back-up block 9 are hinged by the end of bearing pin 7 with supporting bracket 4 respectively, the other end of supporting bracket 4 is hinged on the bracing frame 3 by supporting bracket bearing pin 6, the lower end of bracing frame 3 is equipped with clamp 8 by connecting axle 10, is fixed with anchor ear 11 on the clamp 8.Clamp 8 plays the effect that is connected and fixed, and is used to connect bracing frame 3 and anchor ear 11.
The both sides of back-up block 9 fix by an end of rotating shaft and supporting bracket 4, and the other end of supporting bracket 4 is installed on the bracing frame 3 by supporting bracket bearing pin 6, and support arm 2, bracing frame 3, supporting bracket 4 and back-up block 9 have constituted a quadric chain.In use by handle 13 rotational lead screws 1, leading screw 1 just can move downward, and makes back-up block 9 move down with respect to support arm 2, and promotion supporting bracket 4 is outwards backed down bracing frame 3, thereby make the angle between bracing frame 3 and the supporting bracket 4 become big, two clamps 8 all open to two outsides.
The lower end of clamp 8 is fixed with an anchor ear 11 respectively, and anchor ear 11 is a semicircular arc, and the lower end of the back side of its circular arc and clamp 8 fixes, and the axis of arc surface and clamp 8 are perpendicular.The two ends of anchor ear 11 are respectively arranged with locating flange 12, locating flange 12 is provided with projection, make anchor ear 11 be enclosed within on the cylindrical of breaker closing spring, the breaker closing spring hanging plate can keep off the side at locating flange 12, clamp 8 withstands on the bottom of the spring hanging plate of breaker closing spring assembling simultaneously, is convenient to switching-in spring mounting on breaker mechanism like this.
Using method of the present utility model is as follows: about earlier the two ends of breaker closing spring being placed on respectively in the anchor ear 11 of two clamp 8 lower ends, and make clamp 8 withstand on the spring hanging plate bottom that the breaker closing spring assembles, the side that the locating flange 12 on the anchor ear 11 is kept off at the breaker closing spring hanging plate.Rotational lead screw 1 then; leading screw 1 is moved downward; back-up block 9 is also along with moving downward and drive outwards outside extruding bracing frame 3 of supporting bracket 4; make the angle between bracing frame 3 and the supporting bracket 4 become big; thereby clamp 8 all opens to two outsides; so just make the distance between two anchor ears 11 become big; realized the quantitative stretching of circuit breaker switching-in spring; dependence anchor ear 11 and locating flange 12 have reached the effective protection to spring surface anticorrosion layer, can carry out the not damaged assembling to various vacuum circuit-breaker switching-in springs.
Claims (4)
1. indoor high-voltage vacuum circuit breaker switching-in spring assembling device, it is characterized in that: the center of described support arm (2) offers screwed hole, leading screw (1) is installed in the screwed hole, the upper end of leading screw (1) is fixed with handle (13), leading screw (1) lower end is with back-up block (9), support arm (2) is horizontal arrangement, its two ends are hinged by the upper end of support arm bearing pin (5) with bracing frame (3) respectively, the both sides of back-up block (9) are hinged by the end of bearing pin (7) with supporting bracket (4) respectively, the other end of supporting bracket (4) is hinged on the bracing frame (3) by supporting bracket bearing pin (6), the lower end of bracing frame (3) is equipped with clamp (8) by connecting axle (10), is fixed with anchor ear (11) on the clamp (8).
2. a kind of indoor high-voltage vacuum circuit breaker switching-in spring assembling device according to claim 1, it is characterized in that: the bearing pedestal that described back-up block (9) holds for tape spool, dead eye is enclosed within the lower end of leading screw (1), and the outside of bearing pedestal is hinged with supporting bracket (4) by bearing pin (7).
3. a kind of indoor high-voltage vacuum circuit breaker switching-in spring assembling device according to claim 1, it is characterized in that: described anchor ear (11) is a semicircular arc, and the vertical axis of the axis of arc surface and clamp (8) is perpendicular.
4. a kind of indoor high-voltage vacuum circuit breaker switching-in spring assembling device according to claim 1, it is characterized in that: the circular arc two ends of described anchor ear (11) are respectively arranged with locating flange (12), and locating flange (12) is provided with projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201519046U CN202084457U (en) | 2011-05-13 | 2011-05-13 | Indoor high-pressure vacuum breaker switching-in spring assembling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201519046U CN202084457U (en) | 2011-05-13 | 2011-05-13 | Indoor high-pressure vacuum breaker switching-in spring assembling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202084457U true CN202084457U (en) | 2011-12-21 |
Family
ID=45345079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201519046U Expired - Lifetime CN202084457U (en) | 2011-05-13 | 2011-05-13 | Indoor high-pressure vacuum breaker switching-in spring assembling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202084457U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104021996A (en) * | 2014-06-19 | 2014-09-03 | 国网上海市电力公司 | Replacement device for switching-closing spring of circuit breaker |
| CN104036993A (en) * | 2014-05-26 | 2014-09-10 | 北京合纵实科电力科技有限公司 | Tool used for mounting sleeve of vacuum circuit breaker |
| CN105058321A (en) * | 2015-07-15 | 2015-11-18 | 国网河南省电力公司濮阳供电公司 | Assembling and disassembling tool for switching-on spring of vacuum circuit breaker |
| WO2022160198A1 (en) * | 2021-01-28 | 2022-08-04 | Abb Schweiz Ag | Adjusting mechanism of circuit breaker and corresponding circuit breaker |
-
2011
- 2011-05-13 CN CN2011201519046U patent/CN202084457U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104036993A (en) * | 2014-05-26 | 2014-09-10 | 北京合纵实科电力科技有限公司 | Tool used for mounting sleeve of vacuum circuit breaker |
| CN104036993B (en) * | 2014-05-26 | 2016-08-17 | 北京合纵实科电力科技有限公司 | Tool for installing vacuum circuit breaker sleeve |
| CN104021996A (en) * | 2014-06-19 | 2014-09-03 | 国网上海市电力公司 | Replacement device for switching-closing spring of circuit breaker |
| CN105058321A (en) * | 2015-07-15 | 2015-11-18 | 国网河南省电力公司濮阳供电公司 | Assembling and disassembling tool for switching-on spring of vacuum circuit breaker |
| WO2022160198A1 (en) * | 2021-01-28 | 2022-08-04 | Abb Schweiz Ag | Adjusting mechanism of circuit breaker and corresponding circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111221 |