CN210514546U - Adjusting and mounting mechanism for universal circuit breaker short-circuit test - Google Patents
Adjusting and mounting mechanism for universal circuit breaker short-circuit test Download PDFInfo
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- CN210514546U CN210514546U CN201921054375.0U CN201921054375U CN210514546U CN 210514546 U CN210514546 U CN 210514546U CN 201921054375 U CN201921054375 U CN 201921054375U CN 210514546 U CN210514546 U CN 210514546U
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Abstract
An adjusting and mounting mechanism for a short-circuit test of a universal circuit breaker mainly comprises a vertical copper bar group, a horizontal copper bar group and an insulating bus clamp, wherein one end of the vertical copper bar group is fixedly connected with a copper bar of a power port of a laboratory, the other end of the vertical copper bar group is connected with the horizontal copper bar group, the horizontal copper bar group comprises at least three horizontal copper bars which are arranged in parallel, and the horizontal copper bars are fixedly connected through the insulating bus clamp; the number of the vertical copper bars in the vertical copper bar group is the same as that of the horizontal copper bars and is correspondingly connected with the horizontal copper bars through the adapter plate respectively, the top of each vertical copper bar is provided with a threaded through hole, the side wall of each vertical copper bar is provided with a first sliding chute in a penetrating way, one end of the adapter plate is arranged on the first sliding chute of the vertical copper bar and can slide up and down relative to the vertical copper bars, and the other end of the adapter plate is fixedly connected with the horizontal copper bars; one end of the horizontal copper bar is connected with the adapter plate, and the other end of the horizontal copper bar is provided with a connecting plate used for being connected with a wiring terminal copper busbar of a test sample ACB.
Description
Technical Field
The utility model belongs to the technical field of low-voltage apparatus's detection, concretely relates to an adjust installation mechanism for universal circuit breaker short circuit is experimental.
Background
Conventional circuit breakers (also called air circuit breakers), abbreviated ACBs. The protective device is often arranged on the wire inlet side of a power distribution cabinet and is an important protective device of a power transmission and distribution system. The short-circuit test of the circuit breaker is to apply short-circuit current to the circuit breaker to check the quality of the circuit breaker, and is a key test item of the ACB. The product standard thereof is in accordance with GB/T14048.2-2008/IEC 60947-2: 2006 section 2 of low-voltage switchgear and control device: a circuit breaker. Because the ACB is installed at the front stage of the power distribution system, the rated current of the ACB is large, 1000A to 6300A is conventional, and 8000A products are developed by enterprises in the last two years. The ACB is installed in a fixed mode or a drawer mode, and has the characteristics of large volume, heavy weight (about 6300A to about 600 kg), and the like besides performance indexes, so that the ACB is basically the largest electrical appliance in low-voltage elements. According to the standard, the universal circuit breaker adopts a copper busbar connection mode during a short circuit test.
The manufacturing enterprises of the universal circuit breaker basically develop and develop by themselves, and the sizes and the installation modes of the wiring terminals are different. Because laboratory short circuit power supply port size is fixed, consequently, the universal circuit breaker of different manufacturing enterprises, when entrusting the laboratory to carry out the short circuit test, the fixed female port size of arranging of copper of laboratory power can not be connected with the ACB convenience that binding post size is different. Almost every ACB needs to be processed by an individualized copper bar to finish the installation on the test position, the time and the labor are consumed, and the longest preparation time sometimes needs one day.
Disclosure of Invention
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide a simple structure, can effectively shorten installation preparation time, improve the regulation installation mechanism that is used for universal circuit breaker short circuit test of short circuit test system work efficiency.
The utility model aims at providing an adjusting and installing mechanism for an universal circuit breaker short circuit test, which mainly comprises a vertical copper bar group, a horizontal copper bar group and an insulating bus clamp, wherein one end of the vertical copper bar group is fixedly connected with a copper bar of a laboratory power port, and the other end of the vertical copper bar group is connected with the horizontal copper bar group, the horizontal copper bar group comprises at least three horizontal copper bars which are arranged in parallel, and the horizontal copper bars are fixedly connected through the insulating bus clamp; the number of the vertical copper bars in the vertical copper bar group is the same as that of the horizontal copper bars and is correspondingly connected with the horizontal copper bars through adapter plates respectively, the top of each vertical copper bar is provided with a threaded through hole, the side wall of each vertical copper bar is provided with a first sliding groove in a penetrating manner, one end of each adapter plate is arranged on the first sliding groove of the corresponding vertical copper bar and can slide up and down relative to the corresponding vertical copper bar, and the other end of each adapter plate is fixedly connected with the corresponding horizontal copper bar; one end of the horizontal copper bar is connected with the adapter plate, and the other end of the horizontal copper bar is provided with a connecting plate used for being connected with a wiring terminal copper busbar of a test sample ACB.
Furthermore, the horizontal copper bar group comprises a first horizontal copper bar, a second horizontal copper bar and a third horizontal copper bar which are sequentially arranged in parallel, and the second horizontal copper bar is fixedly connected with the connecting plate through bolts; the first horizontal copper bar and the third horizontal copper bar are provided with sliding tables on the end faces connected with the connecting plates, second sliding grooves are penetrated on the sliding tables, and the connecting plates connected with the first horizontal copper bar and the third horizontal copper bar are correspondingly arranged on the second sliding grooves and can slide front and back relative to the first horizontal copper bar and the third horizontal copper bar.
Further, the length of first spout is 360 mm.
Further, the length of the second chute is 140 mm.
The utility model has the advantages of: the utility model discloses simple structure, can effectively shorten the installation preparation time, improve short circuit test system work efficiency, can adjust the distance of perpendicular copper bar according to the fixed distance of being qualified for the next round of competitions copper bar of laboratory power port, in addition, according to the copper bar size of different enterprises, or according to the difference of sample rated current, can also adopt different connecting plates.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the structure in the direction a of fig. 1.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more clearly understood by those skilled in the art, the present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1-2, the utility model discloses an adjust installation mechanism for universal circuit breaker short circuit test, adjust installation mechanism mainly include vertical copper bar group 1, horizontal copper bar group 2 and insulating bus-bar clamp 3, one end of vertical copper bar group 1 is connected with the copper bar of laboratory power port fixedly, the other end is connected with horizontal copper bar group 2, horizontal copper bar group 2 includes at least three parallel arrangement's horizontal copper bar, and passes through insulating bus-bar clamp 3 fixed connection between the horizontal copper bar; the main function of the insulating bus bar clamp 3 is to strengthen the fixation of the horizontal copper bar and prevent the influence of the electromotive force on the fixation of the copper bar. The number of the vertical copper bars 11 in the vertical copper bar group 1 is the same as that of the horizontal copper bars and is correspondingly connected with the horizontal copper bars through the adapter plate 4, and the distance between the vertical copper bars 1 is determined by the distance of the fixed outgoing copper bars at the power port of the laboratory. The top of each vertical copper bar 1 is provided with a threaded through hole 12, the side wall of each vertical copper bar 1 is provided with a first sliding chute 13 in a penetrating manner, the length of each first sliding chute 13 is 360mm, one end of the adapter plate 4 is arranged on the first sliding chute 13 of each vertical copper bar 1 and can slide up and down relative to the corresponding vertical copper bar 1, and the other end of the adapter plate 4 is fixedly connected with the horizontal copper bar; one end of the horizontal copper bar is connected with the adapter plate 4, and the other end of the horizontal copper bar is provided with a connecting plate 5 which is used for being connected with a wiring terminal copper busbar of a test sample ACB. According to the copper bar size of different enterprises, or according to the difference of the rated current of the sample, different connection plates can be adopted.
Referring to fig. 1, the horizontal copper bar group comprises a first horizontal copper bar 21, a second horizontal copper bar 22 and a third horizontal copper bar 23 which are sequentially arranged in parallel, and the second horizontal copper bar 22 is fixedly connected with a connecting plate 5 through a bolt; first horizontal copper bar 21 and third horizontal copper bar 23 with be provided with slip table 24 on the terminal surface that the connecting plate 5 is connected, wear to penetrate on the slip table 24 and penetrated second spout 25, the length of second spout 25 is 140mm, with connecting plate 5 that first horizontal copper bar 21 and third horizontal copper bar 23 are connected corresponds the setting on second spout 25 and can slide around for first horizontal copper bar and third horizontal copper bar.
The specific embodiments described herein are merely illustrative of the principles of the present invention and its efficacy, and are not intended to limit the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Therefore, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical idea of the present invention shall be covered by the claims of the present invention.
Claims (4)
1. An adjusting and mounting mechanism for a short-circuit test of a universal circuit breaker is characterized by mainly comprising a vertical copper bar group, a horizontal copper bar group and an insulating bus clamp, wherein one end of the vertical copper bar group is fixedly connected with a copper bar of a power port of a laboratory, the other end of the vertical copper bar group is connected with the horizontal copper bar group, the horizontal copper bar group comprises at least three horizontal copper bars which are arranged in parallel, and the horizontal copper bars are fixedly connected with one another through the insulating bus clamp; the number of the vertical copper bars in the vertical copper bar group is the same as that of the horizontal copper bars and is correspondingly connected with the horizontal copper bars through adapter plates respectively, the top of each vertical copper bar is provided with a threaded through hole, the side wall of each vertical copper bar is provided with a first sliding groove in a penetrating manner, one end of each adapter plate is arranged on the first sliding groove of the corresponding vertical copper bar and can slide up and down relative to the corresponding vertical copper bar, and the other end of each adapter plate is fixedly connected with the corresponding horizontal copper bar; one end of the horizontal copper bar is connected with the adapter plate, and the other end of the horizontal copper bar is provided with a connecting plate used for being connected with a wiring terminal copper busbar of a test sample ACB.
2. The adjusting and mounting mechanism as claimed in claim 1, wherein the horizontal copper bar group comprises three first horizontal copper bars, a second horizontal copper bar and a third horizontal copper bar which are sequentially arranged in parallel, and the second horizontal copper bar is fixedly connected with the connecting plate through a bolt; the first horizontal copper bar and the third horizontal copper bar are provided with sliding tables on the end faces connected with the connecting plates, second sliding grooves are penetrated on the sliding tables, and the connecting plates connected with the first horizontal copper bar and the third horizontal copper bar are correspondingly arranged on the second sliding grooves and can slide front and back relative to the first horizontal copper bar and the third horizontal copper bar.
3. The adjustment and mounting mechanism of claim 2 wherein said first runner has a length of 360 mm.
4. The adjustment and mounting mechanism of claim 2 wherein said second runner has a length of 140 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921054375.0U CN210514546U (en) | 2019-07-08 | 2019-07-08 | Adjusting and mounting mechanism for universal circuit breaker short-circuit test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921054375.0U CN210514546U (en) | 2019-07-08 | 2019-07-08 | Adjusting and mounting mechanism for universal circuit breaker short-circuit test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210514546U true CN210514546U (en) | 2020-05-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921054375.0U Active CN210514546U (en) | 2019-07-08 | 2019-07-08 | Adjusting and mounting mechanism for universal circuit breaker short-circuit test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210514546U (en) |
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2019
- 2019-07-08 CN CN201921054375.0U patent/CN210514546U/en active Active
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