CN220324388U - Circuit breaker wiring mechanism for transformer substation - Google Patents

Abstract

The utility model provides a circuit breaker wiring mechanism for a transformer substation, which comprises a circuit breaker shell, wherein a fixing rod is fixedly connected to the rear side of the circuit breaker shell, an upper clamping plate is fixedly connected to the rear end of the fixing rod, a lower clamping plate is arranged at the bottom of the upper clamping plate, a plurality of clamping grooves which are distributed in a straight line at equal intervals are formed in the opposite sides of the upper clamping plate and the lower clamping plate, an upper fixing plate is fixedly connected to the left side and the right side of the upper clamping plate, a lower fixing plate is fixedly connected to the left side and the right side of the lower clamping plate, a rotating rod is arranged between the upper fixing plate and the lower fixing plate, and a threaded rod is fixedly connected to the bottom of the lower fixing plate.

Description

Circuit breaker wiring mechanism for transformer substation

Technical Field

The utility model mainly relates to the technical field of circuit breakers, in particular to a circuit breaker wiring mechanism for a transformer substation.

Background

The circuit breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power line, the motor and the like, automatically cutting off the circuit when serious overload, short circuit, undervoltage and other faults occur, has the function equivalent to the combination of a fuse type switch, an over-under-heating relay and the like, and generally does not need to change parts after breaking fault current. Circuit breakers have found widespread use, with a plurality of circuit breakers in a substation for switching on, off and carrying current in abnormal loop conditions for a prescribed period of time.

Through retrieval, chinese patent CN208923002U discloses a circuit breaker wiring mechanism for a transformer substation, which comprises a wiring box, wherein a square plate is fixedly arranged at the bottom of the wiring box, a base is arranged at the bottom of the square plate, a cavity is formed in the square plate, two first through holes and two second through holes are symmetrically formed in the inner wall of the bottom and the inner wall of the top of the cavity, the first through holes and the corresponding second through holes are rotationally provided with the same round rod, the top of the base is provided with two grooves, the grooves are communicated with the corresponding first through holes, a round clamping groove is formed in the inner wall of the bottom of the groove, and the bottom end of the round rod extends into the round clamping groove and is fixedly provided with a clamping block; this patent practicality is strong, when installing the circuit breaker in the transformer substation, the phenomenon of smooth silk can not appear in the terminal box, and the life of extension terminal box has alleviateed constructor's work load simultaneously, and easy operation is convenient.

Among the above-mentioned patent technical scheme, through the mounting structure that sets up with the circuit breaker body matched with for the phenomenon of smooth silk can not appear in the junction box, the life of extension junction box simultaneously, but can use a plurality of circuit breakers to make up in the transformer substation generally and use, and every circuit breaker all can connect through the electric wire and draw, above-mentioned patent technical scheme can not dock the lead wire and carry out joint and restriction when using, leads to wire connection stability to reduce, and simultaneously a plurality of lead wires of connecing are together arranged, and the phenomenon of intertwining appears easily, influences the normal use of circuit breaker, brings inconvenience for the staff. Therefore, it is necessary to develop a circuit breaker wiring mechanism for a substation to solve the drawbacks existing in the above-mentioned scheme.

Disclosure of Invention

The utility model mainly provides a circuit breaker wiring mechanism for a transformer substation, which is used for solving the technical problems in the background technology.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a circuit breaker wiring mechanism for transformer substation, includes the circuit breaker casing, circuit breaker casing top fixedly connected with a plurality of equidistance distribution's insulating column, circuit breaker casing rear side fixedly connected with dead lever, dead lever rear end fixedly connected with punch holder, the punch holder bottom is equipped with the lower plate, the double-layered groove that a plurality of is the equidistant distribution of a word is all seted up to the opposite side of punch holder and lower plate, the equal fixedly connected with of punch holder left and right sides upper fixed plate, the equal fixedly connected with of lower plate left and right sides lower fixed plate, be equipped with the bull stick between upper fixed plate and the lower fixed plate, the top fixedly connected with hand carousel of upper fixed plate is extended to the bull stick, the bottom fixedly connected with threaded rod of lower fixed plate is extended to the bull stick, the internal thread section of thick bamboo of fixedly connected with bottom the lower fixed plate, the internal thread section of thick bamboo is inside to be seted up.

Further, the upper clamping plate and the lower clamping plate are attached to each other, and the number and the positions of clamping grooves formed in the bottom of the upper clamping plate and the number and the positions of clamping grooves formed in the top of the lower clamping plate correspond to each other.

Further, the rotating rod is rotationally connected with the upper fixing plate, the rotating rod is movably connected with the lower fixing plate, and the threaded rod is in threaded connection with an internal thread groove formed in the internal thread cylinder.

Further, the inside laminating of clamp groove has the electric wire, the electric wire is connected with circuit breaker casing internally mounted's circuit breaker electricity.

Further, the front end of the circuit breaker shell is provided with an access door, the bottom of the circuit breaker shell is fixedly connected with a base, and the front end of the base is provided with a cabinet door.

Further, the access door is rotationally connected with the front end of the breaker shell through a hinge, and the cabinet door is rotationally connected with the front end of the base through a hinge.

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

according to the utility model, the upper clamping plate, the lower clamping plate, the clamping groove, the rotating rod, the internal thread cylinder, the hand rotating disc and the threaded rod are matched for use, the hand rotating disc is rotated to drive the rotating rod to rotate, so that the threaded rod rotates, and meanwhile, the internal thread groove arranged in the internal thread cylinder is matched to push the lower clamping plate to move downwards, so that the distance between the upper clamping plate and the lower clamping plate is increased, an electric wire can be inserted from the middle of the clamping groove, then the hand rotating disc is reversely rotated again, the lower clamping plate moves upwards and is attached to the upper clamping plate, the electric wire is clamped, the effect of clamping and fixing the electric wire is achieved, the use stability of the electric wire is improved, the phenomenon of winding and knotting among a plurality of electric wires is prevented, normal use of the circuit breaker is ensured, and convenience is brought to staff.

Drawings

FIG. 1 is a schematic diagram of the overall frontal structure of the present utility model;

FIG. 2 is a schematic view of the overall rear structure of the present utility model;

FIG. 3 is a schematic view of the upper and lower clamping plates of the present utility model;

fig. 4 is an enlarged view at a in fig. 3;

fig. 5 is a schematic view showing the internal front view of the internal thread cylinder of the present utility model.

In the figure: 1. a circuit breaker housing; 101. an insulating column; 102. an access door; 103. an electric wire; 2. a base; 201. a cabinet door; 3. an upper clamping plate; 301. a lower clamping plate; 302. a fixed rod; 303. a clamping groove; 304. an upper fixing plate; 305. a lower fixing plate; 306. an internal thread cylinder; 307. a rotating rod; 308. a hand turntable; 309. a threaded rod; 310. an internal thread groove.

Detailed Description

In order that the utility model may be more fully understood, a more particular description of the utility model will be rendered by reference to the appended drawings, in which several embodiments of the utility model are illustrated, but which may be embodied in different forms and are not limited to the embodiments described herein, which are, on the contrary, provided to provide a more thorough and complete disclosure of the utility model.

Referring to fig. 1-5, an embodiment of a circuit breaker wiring mechanism for a transformer substation includes a circuit breaker housing 1, a plurality of insulating columns 101 distributed at equal intervals are fixedly connected to the top of the circuit breaker housing 1, a fixing rod 302 is fixedly connected to the rear side of the circuit breaker housing 1, an upper clamping plate 3 is fixedly connected to the rear end of the fixing rod 302, a lower clamping plate 301 is arranged at the bottom of the upper clamping plate 3, a plurality of clamping grooves 303 distributed at equal intervals in a straight line are formed in opposite sides of the upper clamping plate 3 and the lower clamping plate 301, an upper fixing plate 304 is fixedly connected to the left side and the right side of the upper clamping plate 3, a lower fixing plate 305 is fixedly connected to the left side and the right side of the lower clamping plate 301, a rotating rod 307 is arranged between the upper fixing plate 304 and the lower fixing plate 305, a hand turntable 308 is fixedly connected to the top of the rotating rod 307 extending out of the upper fixing plate 304, a threaded rod 309 is fixedly connected to the bottom of the lower fixing plate 305, an internal thread cylinder 306 is fixedly connected to the bottom of the lower fixing plate 305, and an internal thread groove 310 is formed in the internal thread cylinder 306.

Wherein, laminating mutually between upper plate 3 and lower plate 301, the clamping groove 303 that upper plate 3 bottom was seted up and the clamping groove 303 that lower plate 301 top was seted up number and the position are corresponding, rotate between bull stick 307 and the upper fixed plate 304 and be connected, swing joint between bull stick 307 and the lower fixed plate 305, and threaded rod 309 and the internal thread groove 310 threaded connection that the internal thread section of thick bamboo 306 was seted up, the laminating of clamping groove 303 inside has electric wire 103, electric wire 103 is connected with circuit breaker casing 1 internally mounted's circuit breaker electricity, rotate hand carousel 308 and drive bull stick 307 rotation, thereby make threaded rod 309 rotatory, cooperate the internal thread groove 310 that the internal thread section of thick bamboo 306 set up simultaneously, promote lower plate 301 and move down, thereby increase the interval between upper plate 3 and the lower plate 301, make electric wire 103 can alternate in the middle of clamping groove 303, then reverse rotation hand carousel 308 again, make lower plate 301 move up and laminate with upper plate 3, thereby grasp electric wire 103, thereby play the fixed effect of centre gripping to electric wire 103, the stability of increase electric wire 103 use, prevent to appear twining phenomenon between a plurality of 103, guarantee that the circuit breaker can normally bring convenience to the personnel.

Wherein, circuit breaker casing 1 front end is equipped with access door 102, and circuit breaker casing 1 bottom fixedly connected with base 2, base 2 front end are equipped with cabinet door 201, and access door 102 rotates with circuit breaker casing 1 front end through the hinge to be connected, and cabinet door 201 rotates with base 2 front end through the hinge to be connected, through the access door 102 that sets up, can be convenient for the maintainer to overhaul the circuit breaker, provides convenience for the maintainer.

The specific operation mode of the utility model is as follows:

firstly, the breaker shell 1 and the base 2 are installed in a power system which needs to be used for a breaker, when the lead wires are arranged, the rotating rod 307 is driven to rotate by rotating the hand turntable 308, so that the threaded rod 309 rotates, meanwhile, the lower clamping plate 301 is pushed to move downwards by matching with the internal thread groove 310 arranged in the internal thread cylinder 306, so that the distance between the upper clamping plate 3 and the lower clamping plate 301 is increased, the wires 103 can be inserted from the middle of the clamping groove 303, then the hand turntable 308 is reversely rotated again, so that the lower clamping plate 301 moves upwards and is attached to the upper clamping plate 3, and the wires 103 are clamped, so that the effect of clamping and fixing the wires 103 is achieved, the stability of the use of the wires 103 is improved, meanwhile, the phenomenon of winding and knotting among the wires 103 is prevented, the normal use of the breaker is ensured, and convenience is brought to workers.

While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the embodiments described above, but is intended to be within the scope of the utility model, as long as such insubstantial modifications are made by the method concepts and technical solutions of the utility model, or the concepts and technical solutions of the utility model are applied directly to other occasions without any modifications.

Claims (6)

1. The utility model provides a circuit breaker wiring mechanism for transformer substation, includes circuit breaker casing (1), its characterized in that: the circuit breaker casing (1) top fixedly connected with a plurality of equidistance distributed's insulating post (101), circuit breaker casing (1) rear side fixedly connected with dead lever (302), dead lever (302) rear end fixedly connected with punch holder (3), punch holder (3) bottom is equipped with punch holder (301), punch holder (3) all offer clamping groove (303) that a plurality of is the equidistant distribution of a word with punch holder (301) opposite side, all fixedly connected with punch holder (3) left and right sides upper fixed plate (304), all fixedly connected with lower fixed plate (305) of punch holder (301) left and right sides, be equipped with bull stick (307) between upper fixed plate (304) and lower fixed plate (305), the top fixedly connected with hand carousel (308) of punch holder (307) extension upper fixed plate (304), the bottom fixedly connected with threaded rod (309) of punch holder (307) extension lower fixed plate (305), lower fixed plate (305) bottom fixedly connected with internal thread section of thick bamboo (306), internal thread section of thick bamboo (310) is opened to internal thread section of thick bamboo.

2. The circuit breaker wiring mechanism for a substation according to claim 1, wherein: the upper clamping plate (3) is attached to the lower clamping plate (301), and the number and the positions of clamping grooves (303) formed in the bottom of the upper clamping plate (3) and the number and the positions of clamping grooves (303) formed in the top of the lower clamping plate (301) correspond to each other.

3. The circuit breaker wiring mechanism for a substation according to claim 1, wherein: the rotary rod (307) is rotationally connected with the upper fixing plate (304), the rotary rod (307) is movably connected with the lower fixing plate (305), and the threaded rod (309) is in threaded connection with an internal thread groove (310) formed in the internal thread cylinder (306).

4. The circuit breaker wiring mechanism for a substation according to claim 1, wherein: the clamp groove (303) is internally attached with an electric wire (103), and the electric wire (103) is electrically connected with a circuit breaker installed in the circuit breaker shell (1).

5. The circuit breaker wiring mechanism for a substation according to claim 1, wherein: the circuit breaker is characterized in that an access door (102) is arranged at the front end of the circuit breaker shell (1), a base (2) is fixedly connected to the bottom of the circuit breaker shell (1), and a cabinet door (201) is arranged at the front end of the base (2).

6. The circuit breaker wiring mechanism for a substation according to claim 5, wherein: the access door (102) is rotationally connected with the front end of the breaker shell (1) through a hinge, and the cabinet door (201) is rotationally connected with the front end of the base (2) through a hinge.