CN213025986U - Circuit breaker indicating sheet - Google Patents

Abstract

The utility model relates to a circuit breaker technical field, specifically speaking relates to a circuit breaker indicator piece, including backshell and preceding shell, top between backshell and the preceding shell is provided with push handle, and the inner wall of backshell is close to push handle department and installs first limiting plate, and the inner wall of preceding shell is close to push handle department and installs the second limiting plate, and the width top-down of first limiting plate diminishes gradually, and the width top-down of second limiting plate grow gradually, and push handle includes the main part, and the draw-in groove is installed to the bottom of main part, and the bar hole has been seted up to the both sides outer wall of main part, and the instruction mouth has been seted. This push-and-pull handle of circuit breaker instruction piece can have circular telegram and outage prompt facility, and when switch-on electricity or outage, push-and-pull handle vertical removal for first instruction piece and second instruct the piece to carry out the colour conversion in instruction mouth department, make it to the circular telegram outage of device point out, and the operating personnel of being convenient for operates, avoids the erroneous judgement to cause the maloperation.

Description

Circuit breaker indicating sheet

Technical Field

The utility model relates to a circuit breaker technical field, specifically speaking relates to a circuit breaker indicator card.

Background

The circuit breaker is a switching device capable of closing, carrying and breaking a current under a normal circuit condition and closing, carrying and breaking a current under an abnormal circuit condition within a predetermined time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the use range thereof, and the division of the high-voltage and low-voltage boundary lines is relatively fuzzy, and generally called a high-voltage electric appliance with a voltage of 3kV or more.

The existing circuit breaker cannot well indicate the electrification and the outage of a device when in use, is inconvenient for operators to judge, and is easy to cause misoperation in daily use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit breaker indicator card to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a circuit breaker indicating sheet, which comprises a rear shell and a front shell, a push-pull handle is arranged at the top between the rear shell and the front shell, a first limit plate is arranged on the inner wall of the rear shell close to the push-pull handle, a second limit plate is arranged on the inner wall of the front shell close to the push-pull handle, the width of the first limit plate is gradually reduced from top to bottom, the width of the second limit plate is gradually increased from top to bottom, the push-pull handle comprises a main body, the bottom of the main body is provided with a clamping groove, the outer walls of the two sides of the main body are provided with strip-shaped holes, the top of the main body is provided with an indicating port, one side of the main body is in an open state and is internally connected with a movable sheet in a sliding way, the bottom of activity piece is connected with the gleitbretter, the both ends of gleitbretter pass the bar hole and are connected with the slider, the top of activity piece closely bonds in proper order has first indicator piece and second indicator piece.

Preferably, a tripping mechanism is arranged in the middle between the rear shell and the front shell, a moving contact is connected to the bottom of the tripping mechanism, a wiring terminal is arranged below the moving contact, a fixed contact is connected to the top of the wiring terminal, a coil is arranged on one side of the tripping mechanism, a crank is connected to the top of the tripping mechanism, and the crank is connected to a balance through a crank connecting rod.

Preferably, an arc extinguishing piece is mounted on one side of the connecting terminal.

Preferably, the top of the balance is connected with the clamping groove through a balance connecting rod.

Preferably, the width of the slider is larger than the width of the strip-shaped hole.

Preferably, a handle sealing plate is arranged on the outer wall of the opening at one side of the main body.

Preferably, the rear shell and the front shell are fixedly connected through rivets.

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

in this circuit breaker instructs piece, the push-and-pull handle through setting up can have circular telegram and outage prompt facility, and when switch-on electricity or outage, push-and-pull handle vertical removal for first instruction piece and second instruct the piece to carry out the colour conversion in instruction mouth department, make its circular telegram outage to the device indicate, and the operating personnel of being convenient for operates, avoids the erroneous judgement to cause the maloperation.

Drawings

FIG. 1 is a schematic view of the overall structure of the utility model in a power-off state;

fig. 2 is a schematic view of the overall structure of the power-on state of the present invention;

fig. 3 is a schematic diagram of the explosion structure of the present invention;

fig. 4 is a schematic structural view of the middle push-pull handle of the present invention.

The various reference numbers in the figures mean:

1. a rear housing; 11. a first limit plate; 2. a front housing; 21. a second limiting plate; 3. a push-pull handle; 31. a main body; 311. a strip-shaped hole; 312. an indicator port; 32. a card slot; 33. a movable plate; 331. sliding blades; 332. a slider; 333. a first indicator sheet; 334. a second indicator sheet; 34. a handle seal plate; 4. a coil; 5. a tripping mechanism; 51. a moving contact; 6. a crank; 61. a crank connecting rod; 7. a balance wheel; 71. a balance wheel link; 8. an arc extinguishing sheet; 9. a wiring terminal; 91. and (7) carrying out static contact.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a definition of "a first" or "a second" feature may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The utility model provides a circuit breaker indicating sheet, as shown in fig. 1-4, comprising a rear shell 1 and a front shell 2, a push-pull handle 3 is arranged at the top between the rear shell 1 and the front shell 2, a first limit plate 11 is arranged at the position of the inner wall of the rear shell 1 close to the push-pull handle 3, a second limit plate 21 is arranged at the position of the inner wall of the front shell 2 close to the push-pull handle 3, the width of the first limit plate 11 is gradually reduced from top to bottom, the width of the second limit plate 21 is gradually increased from top to bottom, the push-pull handle 3 comprises a main body 31, a clamping groove 32 is arranged at the bottom of the main body 31, strip-shaped holes 311 are arranged on the outer walls at two sides of the main body 31, an indicating opening 312 is arranged at the top of the main body 31, one side of the main body 31 is in an open state and is connected with a movable sheet 33 in a sliding manner, the bottom of the movable sheet 33 is connected with a, when the push-pull handle 3 moves upwards, the first limiting plate 11 extrudes the slider 332 to move horizontally, so as to drive the movable piece 33 to move, and further to expose the second indication piece 334 at the indication opening 312, and when the push-pull handle 3 moves downwards, the second limiting plate 21 extrudes the slider 332 to move horizontally, so as to drive the movable piece 33 to move, and further to expose the first indication piece 333 at the indication opening 312, the second indication piece 334 is set to be green, and the first indication piece 333 is set to be red.

Specifically, the middle part between the rear shell 1 and the front shell 2 is provided with a tripping mechanism 5, the bottom of the tripping mechanism 5 is connected with a movable contact 51, a wiring terminal 9 is arranged below the movable contact 51, the top of the wiring terminal 9 is connected with a fixed contact 91, one side of the tripping mechanism 5 is provided with a coil 4, the top of the tripping mechanism 5 is connected with a crank 6, the crank 6 is connected with a balance 7 through a crank connecting rod 61, and the part is the prior art of the circuit breaker and is not described herein.

In this embodiment, one side of the connecting terminal 9 is provided with the arc extinguishing piece 8, so that the arc extinguishing effect is achieved.

Further, the top of the balance 7 is connected with the clamping groove 32 through the balance connecting rod 71, so that the balance 7 can move to drive the push-pull handle 3 to move.

Further, the width of the slider 332 is greater than the width of the bar-shaped hole 311, so that the slider 332 is restricted outside the bar-shaped hole 311.

Further, a handle closing plate 34 is installed on an outer wall of an opening at one side of the main body 31, so that the movable piece 33 is conveniently limited to the inner side of the main body 31.

Furthermore, the rear shell 1 and the front shell 2 are fixedly connected through rivets, so that the rear shell 1 and the front shell 2 can be conveniently mounted and dismounted.

When the circuit breaker indicating sheet of the embodiment is used, firstly, the circuit breaker is installed, when the circuit breaker is overloaded, jumps, and is powered off, the crank 6 of the tripping mechanism 5 pushes the crank connecting rod 61 to move, the balance wheel 7 rotates, the balance wheel connecting rod 71 drives the push-pull handle 3 to move upwards and move upwards together with the movable sheet 33, so that the sliding block 332 at the end of the movable sheet 33 is in contact with the inclined plane of the first limiting plate 11 of the rear shell and moves horizontally, the color conversion of the first indicating sheet 333 and the second indicating sheet 334 at the position of the indicating port 312 is completed, the second indicating sheet 334 moves to the indicating port 312, the indicating port 312 is changed into green, when the power is switched on, the push-pull handle 3 moves downwards and moves downwards together with the sliding movable sheet 33, so that the sliding block 332 at the end of the movable sheet 33 is in contact with the inclined plane of the second limiting plate 21 of the front shell 2 and moves horizontally, the color conversion of the first indicating sheet 333 and the second indicating sheet, the first indicator sheet 333 is moved to the indicator port 312, and the color inside the indicator port 312 becomes red.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. A circuit breaker indicator chip comprises a rear shell (1) and a front shell (2), and is characterized in that: a push-pull handle (3) is arranged at the top between the rear shell (1) and the front shell (2), a first limiting plate (11) is arranged on the inner wall of the rear shell (1) close to the push-pull handle (3), a second limiting plate (21) is arranged on the inner wall of the front shell (2) close to the push-pull handle (3), the width of the first limiting plate (11) is gradually reduced from top to bottom, the width of the second limiting plate (21) is gradually increased from top to bottom, the push-pull handle (3) comprises a main body (31), a clamping groove (32) is arranged at the bottom of the main body (31), strip-shaped holes (311) are formed in the outer walls of two sides of the main body (31), an indicating opening (312) is formed in the top of the main body (31), a movable sheet (33) is connected to one side of the main body (31) in an opening state in a sliding mode, and a, two ends of the sliding sheet (331) penetrate through the strip-shaped holes (311) and are connected with sliding blocks (332), and a first indicating sheet (333) and a second indicating sheet (334) are sequentially and tightly bonded to the top of the movable sheet (33).

2. The circuit breaker indicator piece of claim 1, wherein: the middle part between rear housing (1) and preceding shell (2) is provided with tripping device (5), the bottom of tripping device (5) is connected with moving contact (51), the below of moving contact (51) is provided with binding post (9), the top of binding post (9) is connected with static contact (91), one side of tripping device (5) is provided with coil (4), the top of tripping device (5) is connected with crank (6), crank (6) are connected with balance (7) through crank connecting rod (61).

3. The circuit breaker indicator piece of claim 2, wherein: and an arc extinguishing sheet (8) is arranged on one side of the wiring terminal (9).

4. The circuit breaker indicator piece of claim 2, wherein: the top of the balance wheel (7) is connected with the clamping groove (32) through a balance wheel connecting rod (71).

5. The circuit breaker indicator piece of claim 1, wherein: the width of the sliding block (332) is larger than that of the strip-shaped hole (311).

6. The circuit breaker indicator piece of claim 1, wherein: a handle sealing plate (34) is installed on the outer wall of an opening at one side of the main body (31).

7. The circuit breaker indicator piece of claim 1, wherein: the rear shell (1) and the front shell (2) are fixedly connected through rivets.

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