CN218826812U - High-voltage molded case circuit breaker - Google Patents
High-voltage molded case circuit breaker Download PDFInfo
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- CN218826812U CN218826812U CN202222563378.5U CN202222563378U CN218826812U CN 218826812 U CN218826812 U CN 218826812U CN 202222563378 U CN202222563378 U CN 202222563378U CN 218826812 U CN218826812 U CN 218826812U
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- case circuit
- molded case
- circuit breaker
- mounting plate
- plate
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Abstract
The utility model relates to a high-voltage moulded case circuit breaker, including a plurality of moulded case circuit breakers, mounting panel, a plurality of fixed plate and a plurality of insulation board, moulded case circuit breaker installs on the mounting panel, the fixed plate is connected on the back of mounting panel, the insulation board is connected on the mounting panel, the insulation board is connected with the fixed plate cooperation, be equipped with the slide on the mounting panel, the fixed plate is connected with the slide cooperation, and this device can reduce the area in lift cabin by a wide margin, reduces whole cost, and product property can improve increase of service life.
Description
Technical Field
The utility model relates to an experimental facilities specifically is a high voltage moulded case circuit breaker.
Background
The market demand of new energy products is sharply increased. In order to reduce the overall cost of each new energy power plant, an inverter with the alternating-current voltage of AC1000V or more is selected, so that the rated voltage of a molded case circuit breaker in a booster cabin also reaches
AC1000V and above, in order to ensure the actual field operation safety of the voltage-class molded case circuit breaker, the arc-off distance of the molded case circuit breaker with the AC1000V and above in the current industry is installed at the interval of not less than 75mm, and each voltage-rising cabin is 20
The 250A outgoing line is arranged on the way, the width of each 250A molded case circuit breaker is 113mm, and the distance required by the installation of the molded case is
113, 20, 19, 75 and 3685mm.
In the prior art, the flashover distance of the high-voltage molded case circuit breaker is large, and too much space is wasted.
Disclosure of Invention
To the problem that above-mentioned prior art exists, the utility model provides a high voltage moulded case circuit breaker can realize satisfying the switch normal operation test of various sizes, outward appearance.
In order to realize the purpose, the utility model discloses a following technical scheme realizes: the utility model provides a high-voltage moulded case circuit breaker, includes a plurality of moulded case circuit breakers, mounting panel, a plurality of fixed plate and a plurality of insulation board, moulded case circuit breaker installs on the mounting panel, the fixed plate is connected on the back of mounting panel, the insulation board is connected on the mounting panel, the insulation board is connected with the fixed plate cooperation, be equipped with the slide on the mounting panel, the fixed plate is connected with the slide cooperation.
The molded case circuit breaker is fixedly connected to the front face of the mounting plate through bolts, and is convenient to detach and maintain in a bolt connection mode.
The molded case circuit breakers are arranged between the two adjacent insulating plates in a matched mode, the insulating plate vertically additionally arranged between the two molded case circuit breakers divides the molded case circuit breakers into independent compartments, and when one molded case circuit breaker fails, the normal operation of the molded case circuit breakers on the two adjacent sides cannot be influenced; so that the fault can not be diffused in a large area and large-area damage is caused.
The slide rail is arranged on the back of the mounting plate in a matching mode.
The slide adopts welded fastening to connect on the back of mounting panel, adopts welded connection's mode more stable.
The fixed plate is connected to the slide in a matched mode, the fixed plate can slide left and right, the fixed plate is adjustable, and the application range is wider.
The insulation board inserts the rear end of fixed plate through the mounting panel front hole groove, the structure of insulation board is special-shaped structure, and the structure is more stable.
The fixed plate and the insulating plate are fixed on the back of the mounting plate through screws, and the fixing plate and the insulating plate are convenient to detach and maintain.
Borrow by above-mentioned scheme, the utility model discloses at least, have following advantage:
1. the device can greatly reduce the occupied area of the pressure rising cabin, reduce the whole manufacturing cost, improve the product performance and prolong the service life;
2. the manufacturing cost of the foundation is reduced, and meanwhile, the waste of land resources is reduced;
3. the insulating plate vertically additionally arranged between the two molded case circuit breakers divides the molded case circuit breakers into independent compartments, and when one molded case circuit breaker fails, the normal operation of the molded case circuit breakers on two adjacent sides cannot be influenced; the fault can not spread in a large area, and large-area damage is caused.
Drawings
Fig. 1 is a perspective view of a high voltage molded case circuit breaker;
in the figure: 1. moulded case circuit breaker, 2, mounting panel, 3, fixed plate, 4, insulation board, 21, slide, 22, screw.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, this high voltage molded case circuit breaker, including a plurality of molded case circuit breakers 1, mounting panel 2, a plurality of fixed plate 3 and a plurality of insulation board 4, molded case circuit breaker 1 installs on mounting panel 2, fixed plate 3 is connected on mounting panel 2's the back, insulation board 4 is connected on mounting panel 2, insulation board 4 is connected with the cooperation of fixed plate 3, be equipped with slide 21 on mounting panel 2, fixed plate 3 is connected with the cooperation of slide 21.
The molded case circuit breaker 1 is fixedly connected to the front surface of the mounting plate 2 through bolts.
And a molded case circuit breaker 1 is arranged between the two adjacent insulating plates 4 in a matching way.
The slide rail 21 is disposed on the back surface of the mounting plate 2 in a fitting manner.
The slide 21 is fixedly connected to the back of the mounting plate 2 by welding.
The fixed plate 3 is connected to the slide rail 21 in a matching manner, and the fixed plate 3 can slide left and right.
The insulating plate 4 is inserted into the rear end of the fixing plate 3 through the front hole groove of the mounting plate 2, and the insulating plate 4 is of a special-shaped structure.
The fixed plate 3 and the insulating plate 4 are fixed to the back surface of the mounting plate 2 with screws 22.
The invention fixes a molded case circuit breaker 1 on a mounting plate 2 through bolts, welds a slideway 21 on the back of the mounting plate 2, installs a fixed plate 3 capable of sliding left and right in the slideway 21, inserts an insulating plate 4 (the insulating plate 4 is in a special structure) into the back end of the fixed plate 3 through a hole groove on the front of the mounting plate 2, and fixes the fixed plate 3 and the insulating plate 4 on the back of the mounting plate 2 by using screws 22.
The utility model discloses at least, have following advantage:
the device can greatly reduce the occupied area of the pressure rising cabin, reduce the whole manufacturing cost, improve the product performance and prolong the service life;
the manufacturing cost of the foundation is reduced, and meanwhile, the waste of land resources is reduced;
the insulating plate vertically additionally arranged between the two molded case circuit breakers divides the molded case circuit breakers into independent compartments, and when one molded case circuit breaker fails, the normal operation of the molded case circuit breakers on two adjacent sides cannot be influenced; the fault can not be diffused in a large area, and large-area damage can be caused.
The above description is provided for further details of the present invention, and it should not be assumed that the present invention is limited to these descriptions, and it will be appreciated by those skilled in the art that various modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (6)
1. A high-voltage molded case circuit breaker comprises a plurality of molded case circuit breakers (1), a mounting plate (2), a plurality of fixing plates (3) and a plurality of insulating plates (4), and is characterized in that the molded case circuit breakers (1) are mounted on the mounting plate (2), the fixing plates (3) are connected to the back of the mounting plate (2), the insulating plates (4) are connected to the mounting plate (2), the insulating plates (4) are connected with the fixing plates (3) in a matched mode, a slide way (21) is arranged on the mounting plate (2), and the fixing plates (3) are connected with the slide way (21) in a matched mode;
a molded case circuit breaker (1) is arranged between two adjacent insulating plates (4) in a matched manner;
the insulating plate (4) is inserted into the rear end of the fixing plate (3) through the front hole groove of the mounting plate (2), and the insulating plate (4) is of a special-shaped structure.
2. A high voltage molded case circuit breaker according to claim 1, characterized in that the molded case circuit breaker (1) is fixedly attached to the front surface of the mounting plate (2) by bolts.
3. A high-voltage molded case circuit breaker according to claim 1, characterized in that the slideway (21) is fittingly arranged on the back of the mounting plate (2).
4. A high-voltage molded case circuit breaker according to claim 3, wherein the chute (21) is fixedly attached to the back surface of the mounting plate (2) by welding.
5. A high-voltage molded case circuit breaker according to claim 1, wherein the fixed plate (3) is fittingly connected to the slide rail (21), and the fixed plate (3) is slidable left and right.
6. A high-voltage molded case circuit breaker according to claim 1, wherein the fixed plate (3) and the insulating plate (4) are fixed at the back of the mounting plate (2) using screws (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222563378.5U CN218826812U (en) | 2022-09-27 | 2022-09-27 | High-voltage molded case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222563378.5U CN218826812U (en) | 2022-09-27 | 2022-09-27 | High-voltage molded case circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218826812U true CN218826812U (en) | 2023-04-07 |
Family
ID=87254120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222563378.5U Active CN218826812U (en) | 2022-09-27 | 2022-09-27 | High-voltage molded case circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218826812U (en) |
-
2022
- 2022-09-27 CN CN202222563378.5U patent/CN218826812U/en active Active
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