All-insulation circuit breaker

Abstract

The utility model relates to the technical field of circuit breakers, in particular to an all-insulation circuit breaker. Comprising a circuit breaker body, a top sensing part is arranged at the top of the circuit breaker body, a mounting rectangular plate is attached to one side wall of the circuit breaker body, two sets of mounting blocks are symmetrically arranged on the surface of the mounting rectangular plate, and two sets of limiting rods are symmetrically arranged on the surface of the mounting rectangular plate; a plurality of groups of first screw holes are formed in the surface of the mounting rectangular plate, the interiors of the plurality of groups of first screw holes are respectively in threaded connection with a group of mounting screw rods, a ceramic heat dissipation plate is arranged on one side wall of the mounting rectangular plate, an embedded part is arranged on one side of the mounting rectangular plate, and a group of telescopic springs is arranged in each group of limiting grooves. And one end of each group of telescopic springs is elastically connected with a group of clamping blocks. According to the embodiment, the efficiency of disassembling and assembling the circuit breaker main body by workers is improved, and the practicability is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit breakers, and particularly relates to a fully insulated circuit breaker. Background Art

[0002] A circuit breaker is an electrical switch used to protect an electrical circuit from damage due to overcurrent / overload or short circuit. The basic function of a circuit breaker is to disconnect the current when a fault is detected by a protective relay.

[0003] After searching, in the prior art, Chinese patent application number: CN202322644615.5, application date: 2023-09-28, discloses a fixed circuit breaker, including a circuit breaker, multiple fixing frames are fixedly connected at both ends of the circuit breaker, multiple fixing frames are provided with two slide grooves inside, multiple slide grooves are slidably connected with sliders inside, multiple sliders are fixedly connected with wire pressing blocks between each other, multiple sliders are fixedly connected with handles at the upper ends, multiple fixing frames and multiple wire pressing blocks are fixedly connected with springs, the surface of the circuit breaker is fixedly connected with a ceramic plate, and one side of the ceramic plate is fixedly connected with a heat dissipation base. The circuit breaker is heat-conducted by installing a ceramic plate on the back of the circuit breaker, and then a heat dissipation base is connected to the ceramic plate.

[0004] However, the device still has the following defects: although the heat dissipation base of the above embodiment absorbs heat from the ceramic plate and transmits it to the heat pipe, the heat pipe is connected to the heat dissipation fins, and the heat dissipation fins dissipate heat from the circuit breaker, the device is not convenient to disassemble and assemble, and its use is still limited. Utility Model Content

[0005] In view of the above problems, the utility model provides a fully insulated circuit breaker, comprising a circuit breaker body, a switch paddle is provided on one side wall of the circuit breaker body, a top sensor is provided on the top of the circuit breaker body, a mounting rectangular plate is fitted on one side wall of the circuit breaker body, two groups of mounting blocks are symmetrically provided on the surface of the mounting rectangular plate, two groups of limit rods are symmetrically provided on the surface of the mounting rectangular plate, a plurality of groups of first screw holes are opened on the surface of the mounting rectangular plate, and a group of mounting screws are respectively threadedly connected to the inside of the plurality of first screw holes;

[0006] A ceramic heat sink is provided on one side wall of the mounting rectangular plate, an embedded part is provided on one side of the mounting rectangular plate, and a plurality of groups of limit slots are provided on one side wall of the circuit breaker body, wherein two groups of limit slots are provided inside two groups of limit grooves, each group of limit grooves is provided inside a group of telescopic springs, and one end of each group of telescopic springs is elastically connected to a group of card blocks.

[0007] Furthermore, the switch paddle is located at the center of the circuit breaker body, a side wall of the circuit breaker body is provided with a protective shell, the protective shell is movably engaged with the side wall of the circuit breaker body, and the protective shell is engaged with the surface of the switch paddle.

[0008] Furthermore, a plurality of groups of first connectors are provided on the surface of the top sensor, and the plurality of groups of first connectors are distributed at equal intervals with the central axis of the top sensor as the center, and a bottom sensor is provided at the bottom of the circuit breaker body.

[0009] Furthermore, a plurality of groups of second connectors are arranged at equal intervals on the surface of the bottom sensor, and the plurality of groups of the first connectors and the plurality of groups of the second connectors are symmetrically arranged with the central axis of the circuit breaker body as the center.

[0010] Furthermore, a temperature warning light is provided on one side wall of the circuit breaker body, a temperature sensor is provided inside the circuit breaker body, the temperature warning light is electrically connected to the temperature sensor, a leakage warning light is provided on one side wall of the circuit breaker body, and a power light is provided on one side wall of the circuit breaker body.

[0011] Furthermore, a limiting groove is opened at the center of the surface of the mounting rectangular plate, the two groups of mounting blocks are located at the top of the side wall of the mounting rectangular plate, and the two groups of limiting rods and the two groups of mounting blocks are symmetrically arranged with the central axis of the mounting rectangular plate as the center.

[0012] Furthermore, several groups of the first screw holes are respectively located at the surface corners of the mounting rectangular plate, several groups of second screw holes are opened at the surface corners of the embedded parts, and one ends of several groups of the mounting screws are respectively threadedly connected to the several groups of second screw holes.

[0013] Furthermore, a side wall of the mounting rectangular plate is provided with a mounting frame, the mounting frame is located at the bottom end of the ceramic heat sink, and two groups of cooling fans are symmetrically arranged inside the mounting frame.

[0014] The beneficial effects of the utility model are:

[0015] 1. An embedded part is provided on one side of the installation rectangular plate, and a plurality of groups of second screw holes are opened at the surface corners of the embedded part. One end of a plurality of groups of installation screws penetrates through a plurality of groups of first screw holes and is respectively threadedly connected with a plurality of groups of second screw holes, so that the circuit breaker body and the embedded part can be easily installed or disassembled, thereby improving the efficiency of the disassembly and assembly of the circuit breaker body by the staff and achieving the effect of improving the practicality.

[0016] 2. Two groups of mounting blocks are symmetrically arranged on the surface of the mounting rectangular plate, and a plurality of groups of limit slots are opened on one side wall of the circuit breaker body. The plurality of limit slots are respectively movably connected with the two groups of mounting blocks and the two groups of limit rods, so as to further improve the installation and removal efficiency of the circuit breaker body. The two groups of blocks are movably connected with one group of mounting blocks, so as to improve the installation stability of the circuit breaker body and achieve the effect of improving the safety of the equipment.

[0017] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description, claims and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 A schematic diagram of the main structure of a circuit breaker according to an embodiment of the utility model is shown;

[0020] Figure 2 A schematic diagram of the structure of a ceramic heat sink according to an embodiment of the utility model is shown;

[0021] Figure 3 A top view of the installation frame structure according to an embodiment of the utility model is shown;

[0022] Figure 4 A left view of the main structure of a circuit breaker according to an embodiment of the utility model is shown.

[0023] In the figure: 1. Circuit breaker body; 2. Switch paddle; 3. Protective shell; 4. Top sensor; 5. First connector; 6. Bottom sensor; 7. Second connector; 8. Temperature warning light; 9. Leakage warning light; 10. Power light; 11. Installation rectangular plate; 12. Limiting slot; 13. Installation block; 14. Limiting rod; 15. First screw hole; 16. Installation screw; 17. Ceramic heat sink; 18. Embedded part; 19. Second screw hole; 20. Installation frame; 21. Cooling fan; 22. Limiting slot; 23. Limiting groove; 24. Telescopic spring; 25. Block. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] The present utility model embodiment provides a fully insulated circuit breaker, including a circuit breaker body 1; illustratively, as Figure 1-4 shown.

[0026] A switch paddle 2 is provided on one side wall of the circuit breaker body 1, and the switch paddle 2 is located at the center of the circuit breaker body 1. A protective shell 3 is provided on one side wall of the circuit breaker body 1, and the protective shell 3 is movably connected with the side wall of the circuit breaker body 1, and the protective shell 3 is connected to the surface of the switch paddle 2. A top sensor 4 is provided on the top of the circuit breaker body 1, and a plurality of first connectors 5 are provided on the surface of the top sensor 4.

[0027] A plurality of groups of the first connectors 5 are distributed at equal intervals with the central axis of the top sensor 4 as the center, a bottom sensor 6 is provided at the bottom of the circuit breaker body 1, and a plurality of groups of second connectors 7 are provided at equal intervals on the surface of the bottom sensor 6, and a plurality of groups of the first connectors 5 and a plurality of groups of the second connectors 7 are symmetrically arranged with the central axis of the circuit breaker body 1 as the center, a temperature warning light 8 is provided on one side wall of the circuit breaker body 1, and a temperature sensor is provided inside the circuit breaker body 1;

[0028] The temperature warning light 8 is electrically connected to the temperature sensor, a leakage warning light 9 is provided on one side wall of the circuit breaker body 1, a power light 10 is provided on one side wall of the circuit breaker body 1, a mounting rectangular plate 11 is provided on one side wall of the circuit breaker body 1, a limited slot 12 is provided at the center of the surface of the mounting rectangular plate 11, two groups of mounting blocks 13 are symmetrically provided on the surface of the mounting rectangular plate 11, and the two groups of mounting blocks 13 are both located at the top of the side wall of the mounting rectangular plate 11;

[0029] Two groups of limit rods 14 are symmetrically arranged on the surface of the mounting rectangular plate 11. The two groups of limit rods 14 and the two groups of mounting blocks 13 are symmetrically arranged with the central axis of the mounting rectangular plate 11 as the center. A plurality of groups of first screw holes 15 are opened on the surface of the mounting rectangular plate 11. The plurality of groups of the first screw holes 15 are respectively located at the corners of the surface of the mounting rectangular plate 11. A group of mounting screws 16 are respectively threadedly connected inside the plurality of groups of the first screw holes 15.

[0030] A ceramic heat sink 17 is provided on one side wall of the installation rectangular plate 11, and an embedded part 18 is provided on one side of the installation rectangular plate 11. The embedded part 18 is arranged in close contact with the ceramic heat sink 17, and a plurality of groups of second screw holes 19 are provided at the surface corners of the embedded part 18. One end of a plurality of groups of the installation screws 16 is respectively threadedly connected with the plurality of groups of second screw holes 19. A mounting frame 20 is provided on one side wall of the installation rectangular plate 11, and the mounting frame 20 is located at the bottom end of the ceramic heat sink 17;

[0031] Two groups of cooling fans 21 are symmetrically arranged inside the installation frame 20, and a side wall of the circuit breaker body 1 is provided with a plurality of groups of limit slots 22, which are respectively movably connected with the two groups of mounting blocks 13 and the two groups of limit rods 14, wherein two groups of limit slots 22 are provided with two groups of limit grooves 23 inside, and a group of telescopic springs 24 are provided inside each group of the limit grooves 23, and one end of each group of the telescopic springs 24 is elastically connected with a group of card blocks 25.

[0032] Specifically, an embedded part 18 is provided on one side of the mounting rectangular plate 11, and a plurality of groups of second screw holes 19 are opened at the surface corners of the embedded part 18. Then, one end of a plurality of groups of mounting screws 16 penetrates through a plurality of groups of first screw holes 15 and is respectively threadedly connected with a plurality of groups of second screw holes 19, so that the circuit breaker body 1 and the embedded part 18 can be easily installed or removed, thereby improving the efficiency of the disassembly and assembly of the circuit breaker body by the staff and improving the practicality.

[0033] Two groups of mounting blocks 13 are symmetrically arranged on the surface of the mounting rectangular plate 11, and a plurality of groups of limiting slots 22 are opened on a side wall of the circuit breaker body 1. The plurality of groups of limiting slots 22 are movably connected with the two groups of mounting blocks 13 and the two groups of limiting rods 14, respectively, so as to further improve the installation and removal efficiency of the circuit breaker body 1. The two groups of the blocks 25 are movably connected with one group of mounting blocks 13, so as to improve the installation stability of the circuit breaker body 1.

[0034] A fully insulated circuit breaker proposed in the embodiment of the utility model has the following working principle:

[0035] An embedded part 18 is provided on one side of the mounting rectangular plate 11, and a plurality of groups of second screw holes 19 are opened at the surface corners of the embedded part 18. One end of a plurality of groups of mounting screws 16 passes through a plurality of groups of first screw holes 15 and are respectively threadedly connected with a plurality of groups of second screw holes 19, so that the circuit breaker body 1 and the embedded part 18 can be easily installed or removed, thereby improving the efficiency of the disassembly and assembly of the circuit breaker body by the staff and improving the practicality.

[0036] Two groups of mounting blocks 13 are symmetrically arranged on the surface of the mounting rectangular plate 11, and a plurality of groups of limiting slots 22 are opened on a side wall of the circuit breaker body 1. The plurality of groups of limiting slots 22 are movably connected with the two groups of mounting blocks 13 and the two groups of limiting rods 14, respectively, so as to further improve the installation and removal efficiency of the circuit breaker body 1. The two groups of the blocks 25 are movably connected with one group of mounting blocks 13, so as to improve the installation stability of the circuit breaker body 1.

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A fully insulated circuit breaker, comprising a circuit breaker body (1), characterized in that: A switch paddle (2) is provided on one side wall of the circuit breaker body (1), a top sensor (4) is provided on the top of the circuit breaker body (1), a mounting rectangular plate (11) is provided on one side wall of the circuit breaker body (1), two groups of mounting blocks (13) are symmetrically provided on the surface of the mounting rectangular plate (11), two groups of limit rods (14) are symmetrically provided on the surface of the mounting rectangular plate (11), a plurality of groups of first screw holes (15) are provided on the surface of the mounting rectangular plate (11), and a group of mounting screws (16) are respectively threadedly connected inside the plurality of groups of first screw holes (15); A ceramic heat sink (17) is provided on one side wall of the mounting rectangular plate (11), an embedded part (18) is provided on one side of the mounting rectangular plate (11), and a plurality of groups of limit slots (22) are provided on one side wall of the circuit breaker body (1), wherein two groups of limit slots (22) are provided with two groups of limit grooves (23) inside, each group of limit grooves (23) is provided with a group of telescopic springs (24) inside, and one end of each group of telescopic springs (24) is elastically connected to a group of card blocks (25).

2. The fully insulated circuit breaker according to claim 1, characterized in that: The switch paddle (2) is located at the center of the circuit breaker body (1); a protective shell (3) is provided on one side wall of the circuit breaker body (1); the protective shell (3) is movably engaged with the side wall of the circuit breaker body (1), and the protective shell (3) is engaged with the surface of the switch paddle (2).

3. The fully insulated circuit breaker according to claim 2, characterized in that: The surface of the top sensor (4) is provided with a plurality of groups of first connectors (5), and the plurality of groups of first connectors (5) are distributed at equal intervals with the central axis of the top sensor (4) as the center. The bottom of the circuit breaker body (1) is provided with a bottom sensor (6).

4. The fully insulated circuit breaker according to claim 3, characterized in that: A plurality of groups of second connectors (7) are arranged at equal intervals on the surface of the bottom sensor (6), and the plurality of groups of the first connectors (5) and the plurality of groups of the second connectors (7) are symmetrically arranged with the central axis of the circuit breaker body (1) as the center.

5. The fully insulated circuit breaker according to claim 2, characterized in that: A temperature warning light (8) is provided on one side wall of the circuit breaker body (1); a temperature sensor is provided inside the circuit breaker body (1); the temperature warning light (8) is electrically connected to the temperature sensor; a leakage warning light (9) is provided on one side wall of the circuit breaker body (1); and a power light (10) is provided on one side wall of the circuit breaker body (1).

6. The fully insulated circuit breaker according to claim 1, characterized in that: A limiting slot (12) is provided at the center of the surface of the mounting rectangular plate (11), the two groups of mounting blocks (13) are both located at the top of the side wall of the mounting rectangular plate (11), and the two groups of limiting rods (14) and the two groups of mounting blocks (13) are symmetrically arranged with the central axis of the mounting rectangular plate (11) as the center.

7. The fully insulated circuit breaker according to claim 2, characterized in that: A plurality of groups of the first screw holes (15) are respectively located at the surface corners of the mounting rectangular plate (11), a plurality of groups of second screw holes (19) are provided at the surface corners of the embedded part (18), and one end of a plurality of groups of the mounting screw rods (16) are respectively threadedly connected to the plurality of groups of second screw holes (19).

8. The fully insulated circuit breaker according to claim 6, characterized in that: A mounting frame (20) is provided on one side wall of the mounting rectangular plate (11), the mounting frame (20) is located at the bottom end of the ceramic heat dissipation plate (17), and two groups of cooling fans (21) are symmetrically arranged inside the mounting frame (20).

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