CN213691932U

CN213691932U - Connecting rod assembly of circuit breaker operating mechanism

Info

Publication number: CN213691932U
Application number: CN202022241919.3U
Authority: CN
Inventors: 顾爱
Original assignee: Suzhou Yuanhongyu Precision Hardware Co ltd
Current assignee: Suzhou Yuanhongyu Precision Hardware Co ltd
Priority date: 2020-10-10
Filing date: 2020-10-10
Publication date: 2021-07-13
Anticipated expiration: 2030-10-10

Abstract

The utility model discloses a connecting rod component of a circuit breaker operating mechanism, which comprises an installation base and an adjusting block arranged on the upper end surface of the installation base in the middle, wherein a plurality of groups of limiting rings are equidistantly constructed on one side of the upper end surface of the adjusting block, two groups of movable grooves are symmetrically arranged on both sides of the upper end surface of the adjusting block, a group of connecting rods are slidably arranged on the inner edge surface of the limiting ring, a driving lever is arranged on the outer edge surface of the connecting rod, three groups of abutting shafts extending into the installation base are equidistantly arranged on the outer edge surface of the connecting rod, one side of the driving lever is constructed with a group of arc-shaped shifting blocks, one end of the abutting shaft extending into the installation base is connected with the arc-shaped abutting block, a dust collection box is fixedly arranged on one side of the upper end surface of the adjusting block, a group of air pumps are arranged on the upper end surface of the dust collection box in the middle, be convenient for dismantle the change to the connecting rod, carry out collection dirt processing when being convenient for simultaneously dispel the heat, the practicality is strong.

Description

Connecting rod assembly of circuit breaker operating mechanism

Technical Field

The utility model belongs to the technical field of the circuit breaker, concretely relates to circuit breaker operating device's link assembly.

Background

The circuit breaker can be used for distributing electric energy, starting an asynchronous motor infrequently, protecting a power supply circuit, the motor and the like, and automatically cutting off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur, and the function of the circuit breaker is equivalent to the combination of a fuse type switch, an over-under-heat relay and the like. Furthermore, no parts need to be changed after breaking the fault current. At present, it has been widely used.

The synchronous opening and closing of multiunit circuit breaker is usually connected through link assembly, current link assembly rigidity reduces under long-term use, there is the cracked risk of connecting rod when the upset driving lever realizes opening and closing of circuit breaker, consequently need change, current circuit breaker is not convenient for dismantle the change to the connecting rod, it is very inconvenient, and current circuit breaker is when carrying out long-term the use, the dust easily gathers the inside condition that causes the radiating effect not good of circuit breaker, the high potential safety hazard that easily produces of high temperature.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit breaker operating device's link assembly to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a connecting rod assembly of a circuit breaker operating mechanism comprises an installation base and an adjusting block arranged on the upper end face of the installation base in the middle, wherein a plurality of groups of limiting rings are constructed on one side of the upper end face of the adjusting block at equal intervals, two groups of movable grooves are symmetrically formed in two sides of the upper end face of the adjusting block, a group of connecting rods are slidably mounted on the inner edge face of each limiting ring, a shifting rod is mounted on the outer edge face of each connecting rod, three groups of abutting shafts extending into the installation base are arranged on the outer edge face of each connecting rod at equal intervals, a group of arc-shaped shifting blocks are constructed on one side of each shifting rod, and one ends of the abutting shafts extending into the installation base are connected with the arc-shaped abutting blocks;

the dust collection box is fixedly arranged on one side of the upper end face of the adjusting block, a group of air pumps are arranged in the middle of the upper end face of the dust collection box, two groups of dust collection pipes communicated into the installation base are symmetrically connected in the dust collection box, and the air pumps are connected with a group of air suction pipes communicated into the dust collection box.

Preferably, the both sides of regulating block all symmetry is provided with two sets of runners, the runner is connected with the threaded spindle of movable mounting in the activity inslot, and the movable block is installed in the screw-thread fit on the outer fringe face of threaded spindle, and the up end structure of movable block has solid fixed ring.

Preferably, the installation bin has all been seted up to the inside of installation base and regulating block, and the radiating groove that supplies radiator-grid fixed mounting is all seted up to one side of installation base and regulating block, three fixed orificess of group have been seted up to the equal equidistance in the up end both sides of installation base, and the equal equidistance in both sides of installation base has seted up three wiring holes that feed through to in the installation bin of group.

Preferably, the bottom of the installation bin is symmetrically provided with two groups of wiring boards, a rectangular plate is fixedly arranged in the middle of the bottom of the installation bin, a fastening bolt is arranged in the fixing hole, the lower end face of the fastening bolt extends into the installation bin and is fixedly connected with a crimping plate, a vertical plate is fixedly arranged at the top of the inner wall of the adjusting block, and a static contact is arranged at one end of the vertical plate.

Preferably, a sliding groove is formed in the middle of the upper end face of the rectangular plate, a sliding shaft is fixedly arranged in the sliding groove, a sliding block is installed on the outer edge face of the sliding shaft in a sliding fit mode, an adjusting plate is constructed in the middle of the upper end face of the sliding block, and a moving contact is arranged on the upper end face of the adjusting plate.

The utility model discloses a technological effect and advantage: the connecting rod assembly of the circuit breaker operating mechanism benefits from the arrangement of the fixing ring, the rotating wheel can be rotated, the threaded shaft rotates to drive the movable block to move in the movable groove, so that the outer edge surface of the connecting rod moved by the fixing ring is separated, the deflector rod can be taken down and the connecting rod is pulled, the connecting rod is moved out from the inner edge surface of the limiting ring, the connecting rod is convenient to disassemble and replace, and the circuit breaker operating mechanism is very convenient and fast; benefit from the setting of dust collection box, can start the air pump for pressure in the dust collection box is the negative pressure, when dispelling the heat through the radiator-grid to the inside in installation storehouse, the dust passes through the dust collection pipe and enters into the dust collection box in, reduces the dust and gathers and cause the not good condition of radiating effect in the installation storehouse, has reduced the potential safety hazard.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1 according to the present invention.

In the figure: the device comprises a mounting base 1, a mounting bin 101, a wiring hole 102, a fixing hole 103, a wiring board 2, a heat dissipation net 3, a regulating block 4, a movable groove 401, a limiting ring 402, a dust collection box 5, a dust collection pipe 501, an air pump 6, a deflector rod 7, an abutting shaft 8, an arc-shaped abutting block 801, a vertical plate 9, a fastening bolt 10, a pressure welding plate 1001, a rectangular plate 11, a sliding groove 1101, a sliding shaft 12, a regulating plate 1201, a rotating wheel 13, a fixing ring 1301 and a connecting rod 14.

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.

Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.

The utility model provides a connecting rod component of a circuit breaker operating mechanism as shown in figures 1-3, which comprises an installation base 1 and an adjusting block 4 arranged on the upper end surface of the installation base 1 in the middle, a plurality of groups of limiting rings 402 are equidistantly constructed on one side of the upper end surface of the adjusting block 4, two groups of movable grooves 401 are symmetrically arranged on both sides of the upper end surface of the adjusting block 4, a group of connecting rods 14 are slidably arranged on the inner edge surface of the limiting rings 402, a deflector rod 7 is arranged on the outer edge surface of the connecting rods 14, three groups of abutting shafts 8 extending into the installation base 1 are equidistantly arranged on the outer edge surface of the connecting rods 14, a group of arc-shaped deflector rods are constructed on one side of the deflector rod 7 (in specific implementation, matching grooves for inserting and installing the deflector rod 7 are arranged on the outer edge surface of the connecting rods 14, the deflector rod 7 can be pulled to be separated from the outer edge surface of the connecting rods 14, thereby facilitating the disassembly), one end of the abutting shaft 8 extending into the mounting base 1 is connected with an arc abutting block 801;

the fixed dust collection box 5 that is provided with in up end one side of regulating block 4, the up end of dust collection box 5 is provided with a set of air pump 6 between two parties, and the symmetrical connection has two sets of dust collecting tube 501 that communicate to in the installation base 1 in the dust collection box 5, air pump 6 is connected with a set of aspiration channel that communicates to in the dust collection box 5, benefits from the setting of dust collection box 5, can start air pump 6 for pressure in the dust collection box 5 is the negative pressure, when dispelling the heat to the inside of installation storehouse 101 through radiator-grid 3, the dust enters into in the dust collection box 5 through dust collecting tube 501, reduces the dust and gathers and cause the not good condition of radiating effect in the installation storehouse 101, has reduced the potential safety hazard.

Specifically, two sets of rotating wheels 13 are symmetrically arranged on both sides of the adjusting block 4, the rotating wheels 13 are connected with threaded shafts movably mounted in the movable groove 401, the outer edge surfaces of the threaded shafts are provided with movable blocks in a threaded fit manner, and the upper end surfaces of the movable blocks are provided with fixing rings 1301 (in specific implementation, the rotating wheels 13 can be rotated to enable the threaded shafts to rotate to drive the movable blocks to move in the movable groove 401, so that the fixing rings 1301 are abutted against the outer edge surfaces of the connecting rods 14 to fix the positions of the connecting rods 14), so that the arrangement of the fixing rings 1301 is benefited, the rotating wheel 13 can be rotated, so that the threaded shaft rotates to drive the movable block to move in the movable groove 401, so that the fixing ring 1301 moves the outer edge surface of the link 14 apart, the shift lever 7 can be removed and the link 14 can be pulled, the connecting rod 14 can be moved out of the inner edge surface of the limiting ring 402, so that the connecting rod 14 can be conveniently detached and replaced.

Specifically, installation base 101 has all been seted up to the inside of installation base 1 and regulating block 4, and the radiating groove that supplies 3 fixed mounting of radiator-grid has all been seted up to one side of installation base 1 and regulating block 4, three fixed orificess 103 of group have been seted up to the equal equidistance of up end both sides of installation base 1, and the equal equidistance in both sides of installation base 1 has seted up three groups and has linked to wiring hole 102 in installation base 101 (during concrete implementation, the groove that supplies butt joint axle 8 and arc butt joint piece 801 to take out is seted up to one side of regulating block 4).

Specifically, two groups of wiring boards 2 are symmetrically arranged at the bottom of the installation bin 101, a rectangular plate 11 is fixedly arranged in the middle of the bottom of the installation bin 101, fastening bolts 10 are arranged in the fixing holes 103, the lower end faces of the fastening bolts 10 extend into the installation bin 101 and are fixedly connected with crimping plates 1001, a vertical plate 9 is fixedly arranged at the top of the inner wall of the adjusting block 4, and a static contact is arranged at one end of the vertical plate 9.

Specifically, a sliding groove 1101 is formed in the center of the upper end surface of the rectangular plate 11, a sliding shaft 12 is fixedly arranged in the sliding groove 1101, a sliding block is installed on the outer edge surface of the sliding shaft 12 in a sliding fit manner (in specific implementation, a group of springs sleeved outside the sliding shaft 12 are hinged between one side of the sliding block and the end portion of the sliding groove 1101), an adjusting plate 1201 is formed in the center of the upper end surface of the sliding block, a moving contact is arranged on the upper end surface of the adjusting plate 1201 (in specific implementation, a shift lever 7 can be turned over, so that the abutting shaft 8 can be turned over synchronously, the arc abutting block 801 abuts against the adjusting plate 1201, the sliding block slides on the outer edge surface of the sliding shaft 12, the moving contact arranged on the upper end surface of the adjusting plate 1201 abuts against the fixed contact arranged on the vertical plate 9, the circuit conduction is realized, when the shift lever 7 is turned over again, the sliding block moves towards, thereby separating the moving contact from the fixed contact and realizing the function of breaking circuit).

In the working principle, when the connecting rod assembly of the circuit breaker operating mechanism is used, the fastening bolt 10 can be screwed to enable the pressing plate 1001 to move downwards to be abutted against the wiring board 2, so that the circuit is communicated, the deflector rod 7 can be turned over, the abutting shaft 8 can be turned over synchronously, the arc-shaped abutting block 801 is abutted against the adjusting plate 1201, the sliding block slides on the outer edge surface of the sliding shaft 12, the movable contact arranged on the upper end surface of the adjusting plate 1201 is abutted against the fixed contact arranged on the upright plate 9, so that the circuit is conducted, in the specific implementation, a group of springs sleeved outside the sliding shaft 12 are hinged between one side of the sliding block and the end part of the sliding groove 1101, the deflector rod 7 is turned over again, under the elastic force of the springs, the sliding block moves towards the direction away from the upright plate 9, so that the movable contact is separated from the fixed contact, the function of circuit breaking is realized, when you through installation storehouse 101 in radiator-grid 3 do not dispel the heat, the dust enters into dust collection box 5 through dust collecting pipe 501, reduce the dust and gather and cause the not good condition of radiating effect in installing storehouse 101, when needs are changed connecting rod 14, rotatable runner 13, make the screw spindle rotate and drive the movable block and remove in movable groove 401, thereby make solid fixed ring 1301 remove separation on the outer fringe face of connecting rod 14, can take off driving lever 7 and stimulate connecting rod 14, make connecting rod 14 shift out from the inner fringe face of spacing ring 402, this circuit breaker operating device's link assembly, and is rational in infrastructure, be convenient for dismantle the change to the connecting rod, carry out collection dirt processing when being convenient for dispel the heat simultaneously, therefore, the clothes hanger is strong in practicability.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a circuit breaker operating device's link assembly, includes installation base (1) and set up regulating block (4) at installation base (1) up end between two parties, its characterized in that: a plurality of groups of limiting rings (402) are equidistantly constructed on one side of the upper end face of the adjusting block (4), two groups of movable grooves (401) are symmetrically formed in two sides of the upper end face of the adjusting block (4), a group of connecting rods (14) are slidably mounted on the inner edge face of each limiting ring (402), a shifting lever (7) is mounted on the outer edge face of each connecting rod (14), three groups of abutting shafts (8) extending into the mounting base (1) are equidistantly arranged on the outer edge face of each connecting rod (14), a group of arc-shaped shifting blocks are constructed on one side of each shifting lever (7), and one ends of the abutting shafts (8) extending into the mounting base (1) are connected with arc-shaped abutting blocks (801);

the dust collection box (5) is fixedly arranged on one side of the upper end face of the adjusting block (4), a set of air pump (6) is arranged in the middle of the upper end face of the dust collection box (5), two sets of dust collection pipes (501) communicated into the installation base (1) are symmetrically connected in the dust collection box (5), and the air pump (6) is connected with a set of air suction pipes communicated into the dust collection box (5).

2. The circuit breaker operating mechanism link assembly of claim 1, wherein: the equal symmetry in both sides of regulating block (4) is provided with two sets of runners (13), runner (13) are connected with the threaded spindle of movable mounting in activity groove (401), and the movable block is installed in the screw-thread fit on the outer fringe face of threaded spindle, and the up end of movable block is constructed and is had solid fixed ring (1301).

3. The circuit breaker operating mechanism link assembly of claim 1, wherein: installation base (1) and regulating block (4) inside have all been seted up installation storehouse (101), and the radiating groove that supplies radiator-grid (3) fixed mounting is all seted up to one side of installation base (1) and regulating block (4), three fixed orificess (103) of group have been seted up to the equal equidistance of up end both sides of installation base (1), and the equal equidistance in both sides of installation base (1) has seted up three wiring holes (102) of group intercommunication to in installation storehouse (101).

4. The circuit breaker operating mechanism link assembly of claim 3, wherein: the bottom symmetry of installation storehouse (101) is provided with two sets of wiring boards (2), and the bottom of installation storehouse (101) is fixed between two parties and is provided with rectangular plate (11), be provided with fastening bolt (10) in fixed orifices (103), the lower terminal surface of fastening bolt (10) extends to in installation storehouse (101) and fixedly connected with crimping board (1001), the fixed riser (9) that is provided with in inner wall top of regulating block (4), the one end of riser (9) is provided with the static contact.

5. The circuit breaker operating mechanism link assembly of claim 4, wherein: the sliding device is characterized in that a sliding groove (1101) is formed in the middle of the upper end face of the rectangular plate (11), a sliding shaft (12) is fixedly arranged in the sliding groove (1101), a sliding block is installed on the outer edge face of the sliding shaft (12) in a sliding fit mode, an adjusting plate (1201) is constructed in the middle of the upper end face of the sliding block, and a moving contact is arranged on the upper end face of the adjusting plate (1201).