CN219677162U - Quick replacement structure of box low-voltage busbar breaker - Google Patents
Quick replacement structure of box low-voltage busbar breaker Download PDFInfo
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- CN219677162U CN219677162U CN202321241780.XU CN202321241780U CN219677162U CN 219677162 U CN219677162 U CN 219677162U CN 202321241780 U CN202321241780 U CN 202321241780U CN 219677162 U CN219677162 U CN 219677162U
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- 230000000694 effects Effects 0.000 claims abstract description 27
- 230000006835 compression Effects 0.000 claims abstract description 9
- 238000007906 compression Methods 0.000 claims abstract description 9
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 230000017525 heat dissipation Effects 0.000 abstract description 10
- 238000009434 installation Methods 0.000 abstract description 7
- 230000009471 action Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a quick replacement structure of a low-voltage busbar breaker of a box, which comprises a breaker, wherein a fixing plate is fixed on the rear end face of the breaker, heat-conducting plates are symmetrically fixed on the front end face of the fixing plate up and down, the heat-conducting plates are in contact with the breaker to realize heat conduction, and a mounting plate is arranged on the rear end face of the fixing plate; further comprises: the compression bar is connected to the left end face of the fixed plate in a sliding way, the right end of the compression bar is connected to the movable bar in a sliding way, and the movable bar is connected to the fixed plate in a sliding way; and the clamping plate is arranged at the rear end of the fixing plate, and the clamping plate is contacted with the mounting plate to realize clamping and fixing effects. This quick replacement structure of female circuit breaker of arranging of case low pressure adopts elasticity block stop gear, can realize the quick assembly disassembly effect to the circuit breaker, and the magnetic positioning mechanism and nested positioning mechanism of inhaling of cooperation again can guarantee the stability after the circuit breaker installation, avoids the circuit breaker to produce not hard up and slip, and through heat conduction heat dissipation mechanism, can realize the quick heat dissipation effect of circuit breaker to guarantee the normal work of circuit breaker.
Description
Technical Field
The utility model relates to the technical field of circuit breakers, in particular to a quick replacement structure of a box low-voltage busbar circuit breaker.
Background
The circuit breaker is a switching device capable of switching on, carrying and off current under normal loop conditions and switching on, carrying and off current under abnormal loop conditions within a specified time, and is mainly divided into a low-voltage circuit breaker and a high-voltage circuit breaker according to different use requirements;
the circuit breaker of current circuit breaker like a circuit breaker of publication number CN202022998141.0, this technical scheme has effectively improved the operation convenience of circuit breaker, and it is when installing the short circuit breaker, installs fixedly through the screw mainly to lead to the circuit breaker dismouting inconvenient, and then lead to the circuit breaker later maintenance to change the difficult problem, and at the circuit breaker during operation, can produce certain heat and be difficult to spread fast, thereby lead to the inside components and parts of circuit breaker to damage because of the high temperature, and then influence the normal work of circuit breaker.
Disclosure of Invention
The utility model aims to provide a quick replacement structure of a low-voltage busbar breaker of a box transformer, which aims to solve the problem that the normal operation of the breaker is affected due to inconvenient installation and poor heat dissipation effect of the breaker in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the quick replacement structure of the box low-voltage busbar breaker comprises a breaker, wherein a fixing plate is fixed on the rear end face of the breaker, heat-conducting plates are symmetrically fixed on the front end face of the fixing plate up and down, the heat-conducting plates are in contact with the breaker to realize heat conduction, and a mounting plate is arranged on the rear end face of the fixing plate;
further comprises:
the compression bar is connected to the left end face of the fixed plate in a sliding way, the right end of the compression bar is connected to the movable bar in a sliding way, and the movable bar is connected to the fixed plate in a sliding way;
the clamping plate is arranged at the rear end of the fixing plate, and the clamping plate is contacted with the mounting plate to realize clamping and fixing effects;
the cross rod is arranged in the fixing plate and can move up and down, the vertical rod is vertically fixed at the lower side of the right end of the cross rod, and the vertical rod is slidably connected to the fixing plate.
Preferably, the rear end face of the fixing plate is fixed with a magnet, a magnetic attraction structure is formed between the magnet and the mounting plate, and after the fixing plate is mounted, a primary limiting effect can be achieved through the magnetic attraction effect between the magnet and the mounting plate, so that the fixing plate is prevented from sliding left and right.
Preferably, the heat conducting plate is further fixed with heat radiating teeth at equal intervals, the lower end face of the heat radiating teeth is fixed in the groove at the upper end of the fixing plate, the rapid heat conducting effect on the circuit breaker can be achieved through the effect of the heat conducting plate, the heat radiating teeth are matched for increasing the contact area with air, the rapid heat radiating effect of the circuit breaker can be achieved, the heat radiating effect of the circuit breaker is guaranteed, and the circuit breaker is prevented from being damaged due to high temperature.
Preferably, one end of a first spring is further fixed on the pressure rod, the other end of the first spring is fixed in the movable rod, the inclined groove plates are further fixed on the pressure rod in an up-down symmetrical mode, the inclined groove plates are slidably connected in the fixed plate, and basic guarantee is provided for movement and automatic reset of the pressure rod through the elastic action of the first spring.
Preferably, one end of a second spring is fixed on the left end face of the movable rod, the other end of the second spring is fixed in the fixed plate, an elastic mechanism is formed between the movable rod and the fixed plate through the second spring, and the movable rod is free from external force through the elastic action of the second spring, so that the movable rod can be automatically reset, and the normal use of the device is ensured.
Preferably, the front end face of the clamping plate is fixed with a sliding block, the sliding block is nested in a groove on the fixing plate and can slide up and down, and when the clamping plate moves, the stability of the movement of the clamping plate can be ensured through the sliding guiding function between the sliding block and the fixing plate.
Preferably, one end of a rotatable connecting rod is connected to the sliding block through a columnar shaft, the other end of the connecting rod is connected to the movable rod through the columnar shaft in a rotating mode, and when the movable rod moves, basic acting force can be provided for movement of the sliding block through the rotating action of the connecting rod.
Preferably, the clamping rod is fixed on the lower side of the left end face of the cross rod, the clamping rod is in sliding connection with the fixing plate, the clamping rod is nested with the movable rod through the holes, and after the circuit breaker is fixed, the positioning action of the movable rod can be realized through the nested positioning action between the clamping rod and the movable rod, so that the stability of fixing the device is ensured.
Preferably, the front side of the lower end of the vertical rod is fixed with a convex shaft, the convex shaft is nested in a groove on the chute plate and can slide, and when the chute plate slides, basic guarantee can be provided for movement of the vertical rod and the cross rod through the sliding action between the chute plate and the convex shaft.
Compared with the prior art, the utility model has the beneficial effects that: this quick replacement structure of female circuit breaker of arranging of case low pressure adopts elasticity block stop gear, can realize the quick assembly disassembly effect to the circuit breaker, and the magnetic attraction positioning mechanism of cooperation and nested positioning mechanism again can guarantee the stability after the circuit breaker installation, avoids the circuit breaker to produce not hard up and slip, and through heat conduction heat dissipation mechanism, can realize the quick heat dissipation effect of circuit breaker to guarantee the normal work of circuit breaker, its concrete content is as follows:
1. the quick replacement structure of the low-voltage busbar breaker is provided with the clamping plates, when the breaker is installed, the installation effect of the breaker can be realized through the clamping and fixing effect between the clamping plates and the installation plate, at the moment, the fixing can be realized through the magnetic attraction effect between the magnet and the installation plate, the left and right sliding of the breaker is avoided, the clamping rods and the movable rods are matched for nesting and clamping to realize the positioning, the positioning of the clamping plates can be realized, and the fixing stability of the breaker is ensured;
2. this quick replacement structure of female row circuit breaker of case low pressure is provided with the heat dissipation tooth, at circuit breaker during operation, can realize the heat conduction through the heat-conducting plate, cooperates the heat dissipation effect of heat dissipation tooth, can guarantee the radiating effect of circuit breaker, avoids the circuit breaker to damage because of the during operation produces high temperature.
Drawings
FIG. 1 is a schematic view of the overall perspective structure of the device of the present utility model;
FIG. 2 is a schematic diagram showing a front cross-sectional structure of a fixing plate according to the present utility model;
FIG. 3 is a schematic diagram of the front half-section structure of the movable rod of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;
fig. 5 is a schematic diagram of a side view of a circuit breaker of the present utility model;
fig. 6 is a schematic perspective view of the movable rod of the present utility model.
In the figure: 1. a circuit breaker; 2. a fixing plate; 201. a magnet; 3. a heat conductive plate; 301. radiating teeth; 4. a mounting plate; 5. a compression bar; 501. a first spring; 502. a chute plate; 6. a movable rod; 7. a second spring; 8. a connecting rod; 9. a clamping plate; 901. a slide block; 10. a cross bar; 1001. a clamping rod; 11. a vertical rod; 1101. a protruding shaft.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a quick replacement structure of box low pressure busbar circuit breaker, includes circuit breaker 1, and circuit breaker 1 rear end face is fixed with fixed plate 2, and the upper and lower symmetry of fixed plate 2 front end face is fixed with heat conduction board 3 to heat conduction board 3 and circuit breaker 1 contact realizes the heat conduction effect, and fixed plate 2 rear end face is provided with mounting panel 4; further comprises: the compression bar 5 is connected to the left end face of the fixed plate 2 in a sliding way, the right end of the compression bar 5 is connected to the movable bar 6 in a sliding way, and the movable bar 6 is connected to the fixed plate 2 in a sliding way; the clamping plate 9 is arranged at the rear end of the fixed plate 2, and the clamping plate 9 is contacted with the mounting plate 4 to realize clamping and fixing effects; the cross rod 10 is arranged in the fixed plate 2 and can move up and down, the vertical rod 11 is vertically fixed at the lower side of the right end of the cross rod 10, and the vertical rod 11 is slidably connected to the fixed plate 2.
One end of a first spring 501 is also fixed on the pressure lever 5, the other end of the first spring 501 is fixed in the movable lever 6, an inclined groove plate 502 is also symmetrically fixed on the pressure lever 5 up and down, and the inclined groove plate 502 is connected in the fixed plate 2 in a sliding way; one end of a second spring 7 is fixed on the left end face of the movable rod 6, the other end of the second spring 7 is fixed in the fixed plate 2, and an elastic mechanism is formed between the movable rod 6 and the fixed plate 2 through the second spring 7; a slide block 901 is fixed on the front end surface of the clamping plate 9, and the slide block 901 is nested in a slot on the fixed plate 2 and can slide up and down; one end of a rotatable connecting rod 8 is connected to the slide block 901 through a columnar shaft, and the other end of the connecting rod 8 is connected to the movable rod 6 through a columnar shaft in a rotating manner; a clamping rod 1001 is fixed on the lower side of the left end surface of the cross rod 10, the clamping rod 1001 is in sliding connection with the fixed plate 2, and the clamping rod 1001 is nested with an opening on the movable rod 6 to realize a positioning function; a male shaft 1101 is fixed on the front side of the lower end of the vertical rod 11, and the male shaft 1101 is nested in a groove on the chute plate 502 and can slide.
When the box is used for changing the low-voltage busbar breaker quick change structure, as shown in fig. 1, 2, 3, 4 and 6, firstly, the mounting plate 4 is welded and fixed in the electric box, when the breaker 1 is mounted, the fixing effect on the movable rod 6 is released by pressing the pressure rod 5, at the moment, the first spring 501 is contracted because the clamping rod 1001 is nested with the opening on the movable rod 6 to realize the positioning of the movable rod 6, the pressure rod 5 can slide on the movable rod 6, at the moment, the first spring 501 is contracted, and when the pressure rod 5 moves, the inclined groove plate 502 is simultaneously driven to move, the vertical rod 11 and the cross rod 10 can move to the side far from the pressure rod 5 by matching with the sliding effect between the inclined groove plate 502 and the convex shaft 1101, when the cross rod 10 moves, and when the clamping rod 1001 is separated from the opening on the movable rod 6, the fixing effect on the movable rod 6 is released, at the moment, the first spring 501 is contracted to the limit state, the pressure rod 5 is continuously pushed, thereby driving the movable rod 6 to move leftwards, the second spring 7 is contracted, when the movable rod 6 moves, the connecting rod 8 is forced to rotate, the slide block 901 can be forced to slide on the fixed plate 2 through the connecting rod 8, thereby adjusting the distance between the upper clamping plate 9 and the lower clamping plate 9, then the clamping plate 9 is matched with the mounting plate 4 and the pressure bar 5 is released, at the moment, the movable rod 6 can be restored to the original position under the action of the second spring 7, thereby enabling the clamping plate 9 to be contacted with the mounting plate 4 to realize the clamping and fixing action, further realizing the mounting action of the circuit breaker 1, and according to the principle, the disassembly of the circuit breaker 1 can be realized, and at the moment, the pressure bar 5, the chute plate 502, the convex shaft 1101, the vertical rod 11 and the cross rod 10 can be restored to the original position under the action of the first spring 501, thereby enabling the clamping rod 1001 to be nested with the opening on the movable rod 6 to realize the positioning action of the clamping plate 9, the stability of the installation of the circuit breaker 1 is ensured.
A magnet 201 is fixed on the rear end surface of the fixed plate 2, and a magnetic attraction structure is formed between the magnet 201 and the mounting plate 4; radiating teeth 301 are fixed on the heat conducting plate 3 at equal intervals, and the lower end faces of the radiating teeth 301 are fixed in grooves at the upper end of the fixed plate 2.
After installing the circuit breaker 1, as shown in fig. 1, 2 and 5, the magnetite 201 just adsorbs with mounting panel 4 at this moment, thereby realize the secondary positioning effect, effectively avoid circuit breaker 1 side-to-side to slide, and when carrying out the work after circuit breaker 1 wiring, can realize the heat conduction effect of circuit breaker 1 through heat-conducting plate 3, cooperation heat dissipation tooth 301 increases the area of contact with the air and realizes quick heat dissipation, thereby can guarantee the radiating effect of circuit breaker 1, avoid circuit breaker 1 to produce the high temperature because of the work and damage, this is the theory of operation of this case low-voltage busbar circuit breaker quick replacement structure.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a quick replacement structure of box low-voltage busbar circuit breaker, includes circuit breaker (1), circuit breaker (1) rear end face is fixed with fixed plate (2), and the preceding terminal surface of fixed plate (2) is fixed with heat conduction board (3) from top to bottom symmetrically to heat conduction board (3) and circuit breaker (1) contact realizes the heat conduction, the terminal surface is provided with mounting panel (4) behind fixed plate (2);
characterized by further comprising:
the compression bar (5) is connected to the left end face of the fixed plate (2) in a sliding way, the right end of the compression bar (5) is connected to the movable bar (6) in a sliding way, and the movable bar (6) is connected to the fixed plate (2) in a sliding way;
the clamping plate (9) is arranged at the rear end of the fixed plate (2), and the clamping plate (9) is contacted with the mounting plate (4) to realize clamping and fixing effects;
the cross rod (10) is arranged in the fixed plate (2) and can move up and down, a vertical rod (11) is vertically fixed at the lower side of the right end of the cross rod (10), and the vertical rod (11) is slidably connected to the fixed plate (2).
2. The quick replacement structure for a low-voltage busbar breaker of a tank as recited in claim 1, wherein: a magnet (201) is fixed on the rear end face of the fixed plate (2), and a magnetic attraction structure is formed between the magnet (201) and the mounting plate (4).
3. The quick replacement structure for a low-voltage busbar breaker of a tank as recited in claim 1, wherein: radiating teeth (301) are fixed on the heat conducting plate (3) at equal intervals, and the lower end faces of the radiating teeth (301) are fixed in grooves at the upper end of the fixed plate (2).
4. The quick replacement structure for a low-voltage busbar breaker of a tank as recited in claim 1, wherein: one end of a first spring (501) is further fixed on the pressure rod (5), the other end of the first spring (501) is fixed in the movable rod (6), inclined groove plates (502) are further fixed on the pressure rod (5) in an up-down symmetrical mode, and the inclined groove plates (502) are connected in the fixed plate (2) in a sliding mode.
5. The quick replacement structure for a low-voltage busbar breaker of a tank as recited in claim 1, wherein: one end of a second spring (7) is fixed on the left end face of the movable rod (6), the other end of the second spring (7) is fixed in the fixed plate (2), and the movable rod (6) forms an elastic mechanism with the fixed plate (2) through the second spring (7).
6. The quick replacement structure for a low-voltage busbar breaker of a tank as recited in claim 1, wherein: the front end face of the clamping plate (9) is fixedly provided with a sliding block (901), and the sliding block (901) is nested in a groove on the fixed plate (2) and can slide up and down.
7. The quick replacement structure for a low voltage busbar breaker of a tank as recited in claim 6, wherein: one end of a rotatable connecting rod (8) is connected to the sliding block (901) through a columnar shaft, and the other end of the connecting rod (8) is connected to the movable rod (6) through the columnar shaft in a rotating mode.
8. The quick replacement structure for a low-voltage busbar breaker of a tank as recited in claim 1, wherein: the clamping rod (1001) is fixed on the lower side of the left end face of the cross rod (10), the clamping rod (1001) is in sliding connection with the fixed plate (2), and the clamping rod (1001) and the movable rod (6) are provided with holes in a nested mode to achieve a positioning effect.
9. The quick replacement structure for a low-voltage busbar breaker of a tank as recited in claim 1, wherein: a convex shaft (1101) is fixed at the front side of the lower end of the vertical rod (11), and the convex shaft (1101) is nested in a groove on the chute plate (502) and can slide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321241780.XU CN219677162U (en) | 2023-05-22 | 2023-05-22 | Quick replacement structure of box low-voltage busbar breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321241780.XU CN219677162U (en) | 2023-05-22 | 2023-05-22 | Quick replacement structure of box low-voltage busbar breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219677162U true CN219677162U (en) | 2023-09-12 |
Family
ID=87893705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321241780.XU Active CN219677162U (en) | 2023-05-22 | 2023-05-22 | Quick replacement structure of box low-voltage busbar breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219677162U (en) |
-
2023
- 2023-05-22 CN CN202321241780.XU patent/CN219677162U/en active Active
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