CN216562914U

CN216562914U - Vacuum circuit breaker convenient to dismantle

Info

Publication number: CN216562914U
Application number: CN202123238206.2U
Authority: CN
Inventors: 谷双富
Original assignee: Shanghai Suifan Industrial Co ltd
Current assignee: Shanghai Suifan Industrial Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-05-17
Anticipated expiration: 2031-12-21

Abstract

The utility model provides a vacuum circuit breaker convenient to disassemble, which comprises a bottom box, a heat dissipation mechanism and a clamping mechanism, wherein the bottom box is provided with a bottom plate; the two sides of the bottom box are fixedly connected with supporting plates, the top of the bottom box is provided with a base, and the top of the base is fixedly connected with a circuit breaker body; the heat dissipation mechanism is positioned at the bottom of the bottom box and comprises a driving box, a motor and a fan, the top of the driving box is fixedly connected with the bottom of the bottom box, the bottom of the inner cavity of the driving box is fixedly connected with the motor, and the output end of the motor is fixedly connected with the fan; the clamping mechanism is arranged on one side of the top of the bottom box, and the fixing mechanism is arranged on the other side of the top of the bottom box. The vacuum circuit breaker convenient to disassemble solves the problems that the conventional vacuum circuit breaker is inconvenient to dissipate heat, and the service life of the circuit breaker body is shortened due to the fact that the fixing effect is reduced after the vacuum circuit breaker is used for a long time.

Description

Vacuum circuit breaker convenient to dismantle

Technical Field

The utility model relates to the field of vacuum circuit breakers, in particular to a vacuum circuit breaker convenient to disassemble.

Background

The vacuum circuit breaker can not only cut off or close the no-load current and the load current in a high-voltage circuit, but also cut off the overload current and the short-circuit current through the action of a relay protection device when the system has a fault, has a quite perfect arc extinguishing structure and enough current breaking capacity, is an indoor power distribution device in a three-phase alternating current system of 3-10 kV and 50Hz, is used for protecting and controlling electrical equipment, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting the high-voltage electrical equipment.

Such as the vacuum circuit breaker provided in patent No. CN209118989U for easy disassembly, the vacuum circuit breaker comprises a vacuum circuit breaker body, wherein the vacuum circuit breaker body is arranged on a supporting bottom plate, two vertical limiting plates are arranged at the top of the supporting bottom plate, the vacuum circuit breaker body is arranged between the two vertical limiting plates, a mounting plate is arranged at the end part of the supporting bottom plate, a connecting bolt for fixing the mounting plate is arranged on the mounting plate, a sliding rail is arranged on the upper side of the supporting bottom plate, a sliding block matched with the sliding rail is arranged at the bottom of the vacuum circuit breaker body, clamping devices are arranged on two sides of the vacuum circuit breaker body, the clamping device comprises a clamping rod, one end of the clamping rod is provided with a limiting plate, a through hole for the sliding rod to pass through is formed in the limiting plate, one end, away from the limiting plate, of the sliding rod is fixedly connected with the vacuum circuit breaker body, the sliding rod is sleeved with a first spring, and a clamping hole matched with the clamping rod is formed in the inner side of the vertical limiting plate. Through this structure convenience to vacuum circuit breaker dismouting, improve dismouting efficiency, nevertheless in the in-service use process, there is inconvenient dispels the heat to vacuum circuit breaker, and uses fixed effect for a long time and descend to some extent, has leaded to the life reduction of circuit breaker body, can not satisfy user's user demand.

Therefore, it is necessary to provide a new vacuum circuit breaker which is easy to disassemble and solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the vacuum circuit breaker which is convenient to disassemble and assemble and is convenient to radiate heat.

The utility model provides a vacuum circuit breaker convenient to disassemble, which comprises a bottom box, a heat dissipation mechanism and a clamping mechanism, wherein the bottom box is provided with a bottom plate; the two sides of the bottom box are fixedly connected with supporting plates, the top of the bottom box is provided with a base, and the top of the base is fixedly connected with a circuit breaker body; the heat dissipation mechanism is positioned at the bottom of the bottom box and comprises a driving box, a motor and a fan, the top of the driving box is fixedly connected with the bottom of the bottom box, the bottom of the inner cavity of the driving box is fixedly connected with the motor, and the output end of the motor is fixedly connected with the fan; the clamping mechanism is arranged on one side of the top of the bottom box, and the fixing mechanism is arranged on the other side of the top of the bottom box.

In order to achieve the effect of conveniently guiding heat out, the utility model provides the vacuum circuit breaker convenient to disassemble, preferably, the heat dissipation mechanism further comprises a heat conduction rod, and the heat conduction rod is arranged inside the bottom box.

In order to achieve the effect of facilitating ventilation and heat dissipation, the utility model provides a vacuum circuit breaker convenient to disassemble.

In order to achieve the effect of conveniently fixing the clamping mechanism, the utility model provides the vacuum circuit breaker convenient to disassemble, preferably, the clamping mechanism comprises a baffle plate, and the bottom of the baffle plate is fixedly connected with the top of the bottom box.

In order to achieve the effect of conveniently driving the moving plate to move through the sliding rod, the utility model provides the vacuum circuit breaker convenient to disassemble.

In order to achieve the effect of conveniently clamping and fixing the base, the utility model provides the vacuum circuit breaker convenient to disassemble, preferably, the two sides of the moving plate are respectively and fixedly connected with the clamping column and the first spring, and the outer side of the clamping column is in sliding connection with the inner part of the baffle.

In order to achieve the effects of conveniently clamping and disassembling the base, the utility model provides the vacuum circuit breaker convenient to disassemble.

In order to achieve the effect of conveniently fixing the base, the utility model provides the vacuum circuit breaker convenient to disassemble, preferably, the fixing mechanism comprises a fixing plate, a groove is formed in the fixing plate, a movable rod is slidably connected in the groove, the top and the bottom of the movable rod are respectively and fixedly connected with a second handle and a clamping plate, and the bottom of the clamping plate is fixedly connected with a second spring.

Compared with the prior art, the utility model has the beneficial effects that:

this vacuum circuit breaker convenient to dismantle, through setting up heat dissipation mechanism, need dispel the heat when the long-time during operation of circuit breaker body, the heat conduction stick that the accessible set up exports the heat, and the motor drive fan in the accessible drive case rotates, can dispel the heat to base and circuit breaker body when the fan rotates, and through the first radiator-grid and the second radiator-grid that set up, can conveniently ventilate and dispel the heat, the radiating effect has been improved, and through setting up joint mechanism and fixed establishment, can conveniently fix the base, and conveniently dismantle, the inconvenient heat dissipation that dispels of current vacuum circuit breaker has been solved, and long-time fixed effect of using descends to some extent, the problem that circuit breaker body life reduces has been leaded to.

Drawings

Fig. 1 is a schematic structural diagram of a vacuum circuit breaker convenient to disassemble according to a preferred embodiment of the present invention;

FIG. 2 is a schematic structural diagram of the heat dissipation mechanism shown in FIG. 1;

fig. 3 is a schematic structural view of the base and the circuit breaker body shown in fig. 1;

FIG. 4 is an enlarged view of the structure shown at A in FIG. 1;

FIG. 5 is a schematic structural view of the latch mechanism of FIG. 1;

fig. 6 is a schematic view of the internal structure of the baffle shown in fig. 5.

Reference numbers in the figures: 1. a bottom box; 2. a support plate; 3. a heat dissipation mechanism; 31. a drive box; 32. a motor; 33. a fan; 34. a heat conducting rod; 35. a first heat-dissipating mesh; 36. a second heat-dissipating mesh; 4. a clamping mechanism; 41. a baffle plate; 42. a slide bar; 43. a first handle; 44. moving the plate; 45. clamping the column; 46. a first spring; 5. a fixing mechanism; 51. a fixing plate; 52. a groove; 53. a movable rod; 54. a splint; 55. a second spring; 56. a second handle; 6. a base; 7. a circuit breaker body; 8. and (6) clamping the hole.

Detailed Description

The utility model is further described with reference to the following figures and embodiments.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, wherein fig. 1 is a schematic structural view of a vacuum circuit breaker convenient to disassemble according to a preferred embodiment of the present invention; FIG. 2 is a schematic structural diagram of the heat dissipation mechanism shown in FIG. 1; fig. 3 is a schematic structural view of the base and the circuit breaker body shown in fig. 1;

FIG. 4 is an enlarged view of the structure shown at A in FIG. 1; FIG. 5 is a schematic structural view of the latch mechanism of FIG. 1; fig. 6 is a schematic view of the internal structure of the baffle shown in fig. 5. The utility model provides a vacuum circuit breaker convenient to dismantle, includes under casing 1, the equal fixedly connected with backup pad 2 in both sides of under casing 1 bottom, and the top of under casing 1 is provided with base 6, the top fixedly connected with circuit breaker body 7 of base 6.

In a specific implementation process, as shown in fig. 1 and 2, the heat dissipation mechanism 3 is located at the bottom of the bottom case 1, the heat dissipation mechanism 3 includes a driving case 31, a motor 32 and a fan 33, the top of the driving case 31 is fixedly connected with the bottom of the bottom case 1, the bottom of the inner cavity of the driving case 31 is fixedly connected with the motor 32, and the output end of the motor 32 is fixedly connected with the fan 33.

The heat dissipation mechanism 3 further includes a heat conduction rod 34, and the heat conduction rod 34 is disposed inside the bottom case 1.

The bottom of the bottom box 1 is provided with a first heat sink net 35, and the top of the bottom box 1 is provided with a second heat sink net 36.

It should be noted that: through setting up heat dissipation mechanism 3, need dispel the heat when circuit breaker body 7 long-time during operation, the heat conduction stick 34 that the accessible set up exports the heat, and motor 32 in the accessible drive case 31 drives fan 33 and rotates, can dispel the heat to base 6 and circuit breaker body 7 when fan 33 rotates, and through the first radiator-grid 35 and the second radiator-grid 36 that set up, can conveniently ventilate and dispel the heat, has improved the radiating effect.

Referring to fig. 1, 5 and 6, the latch mechanism 4 is disposed at one side of the top of the bottom case 1, and the fixing mechanism 5 is disposed at the other side of the top of the bottom case 1.

The clamping mechanism 4 comprises a baffle plate 41, and the bottom of the baffle plate 41 is fixedly connected with the top of the bottom case 1.

A sliding rod 42 is slidably connected inside the baffle 41, one end of the sliding rod 42 is fixedly connected with a first handle 43, and the other end of the sliding rod 42 is fixedly connected with a moving plate 44.

A clamping column 45 and a first spring 46 are fixedly connected to two sides of the moving plate 44 respectively, and the outer side of the clamping column 45 is slidably connected with the inner part of the baffle plate 41.

It should be noted that: when needing to carry out the joint fixed to base 6, at first place base 6 and circuit breaker body 7 at the top of under casing 1, and need the user to stimulate the first in command 43 and drive slide bar 42 and remove this moment, can drive movable plate 44 and remove when slide bar 42 removes, and then can drive card post 45 and remove, when base 6 placed the completion, can loosen the first in command 43, and then can be with the inside of card post 45 joint in calorie hole 8, it is fixed to conveniently carry out the joint to base 6.

Referring to fig. 1 and 4, a clamping hole 8 is formed in one side of the base 6, and the outer side of the clamping column 45 is clamped with the inside of the clamping hole 8.

The fixing mechanism 5 comprises a fixing plate 51, a groove 52 is formed in the fixing plate 51, a movable rod 53 is slidably connected in the groove 52, a second handle 56 and a clamping plate 54 are fixedly connected to the top and the bottom of the movable rod 53 respectively, and a second spring 55 is fixedly connected to the bottom of the clamping plate 54.

It should be noted that: through setting up fixed plate 51, place at the top of under casing 1 at base 6, drive movable rod 53 and splint 54 through pulling second handle 56 and remove, when base 6 placed the completion, loosen second handle 56, splint 54 can remove under the pulling force effect of second spring 55 this moment, and then can carry out the centre gripping with base 6, has improved the stability of base 6, and then has improved the stability of circuit breaker body 7.

The working principle of the vacuum circuit breaker convenient to disassemble provided by the utility model is as follows:

when the base 6 needs to be clamped and fixed, the base 6 and the breaker body 7 are firstly placed on the top of the bottom case 1, and at the moment, a user needs to pull the first handle 43 to drive the slide rod 42 to move, the slide rod 42 can drive the movable plate 44 to move when moving, and further drive the clamping column 45 to move, when the base 6 is placed completely, the first handle 43 can be loosened, and further the clamping column 45 can be clamped and fixed in the clamping hole 8, and when the base 6 is placed on the top of the bottom case 1, the movable rod 53 and the clamping plate 54 are driven to move by pulling the second handle 56, when the base 6 is placed completely, the second handle 56 is loosened, at the moment, the clamping plate 54 can move under the tensile force of the second spring 55, so that the base 6 can be clamped, the stability of the base 6 is improved, and the stability of the breaker body 7 is improved, when the breaker body 7 needs to dissipate heat during long-time work, the heat can be led out through the heat conducting rod 34 arranged in the driving box 31, the fan 33 can be driven by the motor 32 in the driving box 31 to rotate, the base 6 and the breaker body 7 can be dissipated heat when the fan 33 rotates, ventilation and heat dissipation can be conveniently performed through the first heat dissipation net 35 and the second heat dissipation net 36 arranged, and the heat dissipation effect is improved.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A vacuum interrupter convenient to disassemble, comprising:

the circuit breaker comprises a bottom box (1), wherein supporting plates (2) are fixedly connected to two sides of the bottom box (1), a base (6) is arranged at the top of the bottom box (1), and a circuit breaker body (7) is fixedly connected to the top of the base (6);

the heat dissipation mechanism (3) is located at the bottom of the bottom box (1), the heat dissipation mechanism (3) comprises a driving box (31), a motor (32) and a fan (33), the top of the driving box (31) is fixedly connected with the bottom of the bottom box (1), the bottom of an inner cavity of the driving box (31) is fixedly connected with the motor (32), and the output end of the motor (32) is fixedly connected with the fan (33);

the clamping mechanism (4) is arranged on one side of the top of the bottom box (1), and the fixing mechanism (5) is arranged on the other side of the top of the bottom box (1).

2. The vacuum interrupter convenient to disassemble as claimed in claim 1, wherein the heat dissipating mechanism (3) further comprises a heat conducting bar (34), and the heat conducting bar (34) is disposed inside the bottom case (1).

3. The easy-to-detach vacuum interrupter as claimed in claim 1, characterized in that the bottom of the bottom case (1) is provided with a first heat sink net (35) and the top of the bottom case (1) is provided with a second heat sink net (36).

4. Vacuum interrupter easy to detach according to claim 1, characterized in that the snapping mechanism (4) comprises a baffle (41), the bottom of the baffle (41) is fixedly connected to the top of the bottom case (1).

5. The vacuum circuit breaker convenient to disassemble as claimed in claim 4, wherein a sliding rod (42) is slidably connected inside the baffle (41), one end of the sliding rod (42) is fixedly connected with a first handle (43), and the other end of the sliding rod (42) is fixedly connected with a moving plate (44).

6. The vacuum circuit breaker convenient to disassemble as claimed in claim 5, wherein a latch (45) and a first spring (46) are fixedly connected to both sides of the moving plate (44), respectively, and the outer side of the latch (45) is slidably connected with the inner part of the baffle (41).

7. The vacuum circuit breaker convenient to disassemble and assemble as claimed in claim 6, wherein a clamping hole (8) is opened at one side of the base (6), and the outer side of the clamping column (45) is clamped with the inside of the clamping hole (8).

8. The vacuum circuit breaker convenient to disassemble as claimed in claim 1, wherein the fixing mechanism (5) comprises a fixing plate (51), a groove (52) is formed in the fixing plate (51), a movable rod (53) is slidably connected in the groove (52), a second handle (56) and a clamping plate (54) are fixedly connected to the top and the bottom of the movable rod (53), respectively, and a second spring (55) is fixedly connected to the bottom of the clamping plate (54).