Indicating device on circuit breaker

Abstract

The utility model relates to an indicating device on a circuit breaker, which comprises a base, a light guide part, an indicating lamp and an indicating lamp circuit board, an indicating window is arranged on the base, the light guide part is partially positioned in the indicating window, the indicating lamp is arranged on the indicating lamp circuit board, and a positioning part is arranged in the base. The positioning piece comprises a vertically-arranged positioning plate, two positioning bosses and a positioning piece, the two positioning bosses and the positioning piece are transversely arranged on the positioning plate, the two positioning bosses are arranged in a spaced mode to form a light guide channel, the light guide piece is located on the two positioning bosses, the positioning piece is located below the two positioning bosses, and a containing area is formed between the positioning piece and the two positioning bosses; the indicating lamp circuit board is located in the placing area, and the indicating lamp corresponds to the light guide channel. By adopting the technical scheme, the indicating device on the circuit breaker provided by the utility model is stable in structure by arranging the positioning piece to install and position the light guide piece and the indicating lamp circuit board.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit breakers, in particular to an indicating device on a circuit breaker. Background Art

[0002] There is a conventional test button and indicator light device on a circuit breaker, which includes a base, a partition board, an upper cover, a button mechanism and an indicator light mechanism. The partition board divides the space between the base and the upper cover into two parts. The space close to the base side is the first space, and the button mechanism is arranged in the first space. The space close to the upper cover side is the second space, and the indicator light mechanism is arranged in the second space. The button mechanism includes a button and a torsion spring. The indicator light mechanism includes a circuit board with an LED lamp and a light guide member. An indicating window is arranged on the upper side surface of the base and located at the second space. Part of the light guide member is placed on the indicating window. First and second positioning blocks are respectively arranged on both sides of the indicating window on the partition board, and the light guide member is arranged between the two positioning blocks.

[0003] The above-mentioned circuit board with an LED lamp and the light guide member have poor stability and are prone to falling off after long-term use, and cannot play an indicating role. Summary of the Invention

[0004] The purpose of the utility model: In order to overcome the defects of the prior art, the utility model provides an indicating device on a circuit breaker. By arranging positioning members to install and position the light guide member and the indicator light circuit board, its structure is stable and not easy to fall off.

[0005] The technical solution of the utility model: An indicating device on a circuit breaker includes a base, a light guide member, an indicator light and an indicator light circuit board. An indicating window is arranged on the base. Part of the light guide member is located in the indicating window. The indicator light is arranged on the indicator light circuit board. A positioning member is arranged in the base. The positioning member includes a vertically arranged positioning plate and two positioning bosses and a positioning piece horizontally arranged on the positioning plate. The two positioning bosses are arranged at intervals to form a light guide channel. The light guide member is located on the two positioning bosses. The positioning piece is located below the two positioning bosses, and a placement area is formed between the positioning piece and the two positioning bosses. The indicator light circuit board is located in the placement area, and the indicator light corresponds to the light guide channel.

[0006] By adopting the above technical solution, the light guide member and the indicator light circuit board are positioned by the positioning member, so that the structures of the light guide member and the indicator light circuit board are stable. When the light guide member is pressed under the action of an external force, it will not slide into the base. The positioning plate, the positioning bosses and the positioning piece form a U shape and cooperate with the inner side wall of the base to position the indicator light circuit board and improve its stability. The light of the indicator light passes through the light guide channel and passes through the light guide member to the outside of the base. The setting of the positioning member can both position the light guide member and the indicator light circuit board and will not prevent the light from passing through.

[0007] Further setting of the present utility model: The light guide member is arranged in an inverted "T" shape. The vertical part of the light guide member is located within the indication window, and the horizontal part of the light guide member is located on the two positioning bosses.

[0008] With the above further setting, the disassembly and assembly are convenient, the contact area between the light guide member and the positioning member is large, and the structure is more stable.

[0009] Another further setting of the present utility model: The positioning member is installed on the base through a mounting shaft. A connecting column is provided at the connection between the lower end of the positioning member and the positioning piece. A shaft hole is provided on the inner side wall of the base. The mounting shaft passes through the connecting column and its end is inserted into the shaft hole.

[0010] With the above another further setting, the disassembly and assembly are convenient, and it makes the structure of the positioning member stable. At the same time, the structural layout is reasonable. There is an operating mechanism and a double pull spring inside the circuit breaker. One end of the pull spring is connected to the operating mechanism, and the other end is hooked on the mounting shaft. Description of the Drawings

[0011] Figure 1 It is a schematic diagram of the overall structure of the circuit breaker;

[0012] Figure 2 It is a schematic diagram inside the circuit breaker of a specific embodiment of the present utility model;

[0013] Figure 3 It is a schematic diagram of the positioning member of a specific embodiment of the present utility model;

[0014] Figure 4 It is a schematic diagram of the indicating device of a specific embodiment of the present utility model;

[0015] Figure 5 It is an installation schematic diagram of the indicating device and the positioning member of a specific embodiment of the present utility model;

[0016] Figure 6 It is a side view of the base of a specific embodiment of the present utility model.

[0017] In the figure, 1. Base; 11. Indication window; 12. Shaft hole; 2. Light guide member; 21. Vertical part; 22. Horizontal part; 3. Indicator lamp; 4. Indicator lamp circuit board; 5. Positioning member; 51. Positioning plate; 52. Positioning boss; 53. Positioning piece; 54. Light guide channel; 55. Placement area; 56. Connecting column; 6. Mounting shaft. Detailed Embodiment

[0018] The technical solutions in the present embodiment will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.

[0019] It should be noted that in the description of the present invention, all directional indications (such as up, down, front, back, etc.) are only used to explain the relative positional relationship and movement conditions between components in a specific posture (as shown in the drawings). If the specific posture changes, the directional indications will also change accordingly.

[0020] In addition, in the present invention, the descriptions such as "first", "second", etc. are only for descriptive purposes, and cannot be understood as indicating or implying their relative importance or implicitly indicating the quantity of the indicated technical features. In the description of the present invention, the meaning of "several" is at least two, such as two, three, etc., unless otherwise specifically defined.

[0021] In addition, the technical solutions between various embodiments of the present invention can be combined with each other, but it must be based on the fact that those skilled in the art can implement them. When the combination of technical solutions conflicts with each other or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the protection scope required by the present invention.

[0022] As Figures 1-6 shown, an indicating device on a circuit breaker includes a base 1, a light guide member 2, an indicator light 3, and an indicator light circuit board 4. The light guide member 2 is made of a light-transmitting material. An indicating window 11 is provided on the base 1. A part of the light guide member 2 is located in the indicating window 11. The indicator light 3 is arranged on the indicator light circuit board 4. A positioning member 5 is provided in the base 1. The positioning member 5 includes a vertically arranged positioning plate 51 and two positioning bosses 52 and a positioning piece 53 horizontally arranged on the positioning plate 51. Vertically arranged means as Figure 2 、 Figure 4As shown in the figure, two positioning bosses 52 are spaced apart to form a light guide channel 54. The light guide member 2 is located on the two positioning bosses 52. The positioning piece 53 is located below the two positioning bosses 52, and a placement area 55 is formed between the positioning piece 53 and the two positioning bosses 52. The indicator light circuit board 4 is located in the placement area 55, and the indicator light 3 corresponds to the light guide channel 54. The light guide member 2 and the indicator light circuit board 4 are positioned by the positioning member 5, so that the structures of the light guide member 2 and the indicator light circuit board 4 are stable. When the light guide member 2 is pressed under the action of an external force, it will not slide into the base 1. The positioning plate 51, the positioning boss 52 and the positioning piece 53 form a U shape and cooperate with the inner side wall of the base 1 to position the indicator light circuit board 4 and improve its stability. The light of the indicator light 3 passes through the light guide channel 54 and then passes through the light guide member 2 and out of the base 1. The setting of the positioning member 5 can position the light guide member 2 and the indicator light circuit board 4 without hindering the transmission of light. The light guide member 2 is arranged in an inverted "T" shape. The vertical part 21 of the light guide member 2 is located in the indicator window 11, and the horizontal part 22 of the light guide member 2 is located on the two positioning bosses 52, which is convenient for disassembly and assembly. The contact area between the light guide member 2 and the positioning member 5 is large, and the structure is more stable.

[0023] The positioning member 5 is installed on the base 1 through the installation shaft 6. A connecting column 56 is provided at the connection between the lower end of the positioning member 5 and the positioning piece 53. A shaft hole 12 is provided on the inner side wall of the base 1. The installation shaft 6 passes through the connecting column 56, and the end is inserted into the shaft hole 12. It is convenient for disassembly and assembly, and makes the positioning member structure stable. At the same time, the structure layout is reasonable. There is an operating mechanism and a double pull spring inside the circuit breaker. One end of the pull spring is connected to the operating mechanism, and the other end is located on both sides of the connecting column and hooked on the installation shaft. The installation of the two components is realized through the installation shaft.

Claims

1. An indicating device on a circuit breaker, comprising a base (1), a light guide (2), an indicator light (3) and an indicator light circuit board (4), wherein the base (1) is provided with an indicating window (11), a portion of the light guide (2) is located in the indicating window (11), and the indicator light (3) is arranged on the indicator light circuit board (4), characterized in that: A positioning member (5) is provided in the base (1), the positioning member (5) comprising a vertically arranged positioning plate (51) and two positioning bosses (52) and a positioning sheet (53) arranged transversely on the positioning plate (51), the two positioning bosses (52) being arranged to be spaced apart to form a light guide channel (54), the light guide member (2) being located on the two positioning bosses (52), the positioning sheet (53) being located below the two positioning bosses (52), and a placement area (55) being formed between the positioning sheet (53) and the two positioning bosses (52), the indicator light circuit board (4) being located in the placement area (55), and the indicator light (3) corresponding to the light guide channel (54).

2. The indicating device on the circuit breaker according to claim 1, characterized in that: The light guide (2) is arranged in an inverted "T" shape, the vertical portion (21) of the light guide (2) is located in the indication window (11), and the horizontal portion (22) of the light guide (2) is located on two positioning bosses (52).

3. The indicating device on the circuit breaker according to claim 1 or 2, characterized in that: The positioning member (5) is mounted on the base (1) via a mounting shaft (6); a connecting column (56) is provided at the junction between the lower end of the positioning member (5) and the positioning sheet (53); an axial hole (12) is provided on the inner side wall of the base (1); the mounting shaft (6) passes through the connecting column (56), and an end portion is inserted into the axial hole (12).

Images