CN115241017A - Circuit breaker convenient to installation - Google Patents

Abstract

The invention provides a circuit breaker convenient to install, belongs to the technical field of circuit breakers, and is used for solving the problem that an existing circuit breaker is inconvenient to install and connect wires. The quick-connection type wire connecting box comprises a first box body, a second box body, a placing plate and two quick-connection assemblies, wherein a plurality of clamping rods are fixed on the placing plate, each quick-connection assembly comprises an installation column and two loop bars, the end parts of the first box body and the second box body are respectively fixed with the installation column and the two loop bars, a sliding sleeve is arranged on the installation column in a sliding mode, two baffle plates are fixed inside the sliding sleeve, a plurality of limiting balls are arranged between the two baffle plates, an installation plate is fixed at the end part of the sliding sleeve, the end parts of the two loop bars are fixed on the installation plate, and two wire connecting assemblies are arranged inside the first box body and the second box body; according to the invention, through the matching of the placing plate and the quick connection assembly, the first box body and the second box body can be dismounted by hands, electric wires can be extruded and locked, the operation is simple and rapid, a screwdriver is not needed for screwing, and the quick connection assembly is suitable for a narrow installation environment in a control box.

Description

Circuit breaker convenient to installation

Technical Field

The invention belongs to the technical field of circuit breakers, relates to a circuit breaker, and particularly relates to a circuit breaker convenient to install.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening a current under a normal circuit condition, and closing, carrying, and opening a current under an abnormal circuit condition (including a short-circuit condition) within a prescribed time. 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.

The circuit breaker generally all is the inside of installing at the control box, and current partial circuit breaker adopts the screw to fix when the installation more, therefore often need use the screwdriver during installation, but, the control box is inside generally comparatively narrow, when using the screwdriver to fix the circuit breaker, the operation is inconvenient, the installation of being not convenient for, simultaneously, current circuit breaker also adopts the screw to connect when the wiring, the operation of working a telephone switchboard is equally inconvenient, consequently, we propose the circuit breaker of being convenient for the installation.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides a circuit breaker convenient to install, which aims to solve the technical problems that: how to make the circuit breaker easy to install and wire.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a circuit breaker convenient to installation, include first box body, the second box body, place board and two and connect the subassembly soon, it is fixed with a plurality of joint poles on the board to place, the joint groove has been seted up on the joint pole, the structure of first box body and second box body is the same completely, connect the subassembly soon and include erection column and two loop bars, the tip of first box body and second box body all is fixed with erection column and two loop bars, two loop bars are located the both sides of erection column, a plurality of ball holes have been seted up on the erection column, it is provided with the slip cap to slide on the erection column, the inside of slip cap is fixed with two baffles, be provided with a plurality of spacing balls between two baffles, a plurality of spacing balls are located the downthehole portion that corresponds the position, the end fixing of slip cap has the mounting panel, the spread groove has all been seted up to the both sides of mounting panel, the end fixing of two loop bars is on the mounting panel, all be provided with first spring on two loop bars, the inside of first box body and second box body all is provided with two wiring subassemblies.

The working principle of the invention is as follows: pressing the mounting panel, the mounting panel drives the sliding sleeve and removes, the sliding sleeve drives two baffles and removes, two baffles drive a plurality of spacing balls and break away from the downthehole portion of ball, establish the installation column cover on the joint pole that corresponds the position, loosen the mounting panel, first spring drives the mounting panel resilience, the mounting panel drives sliding sleeve antiport, the sliding sleeve drives two baffles antiport, two baffles drive a plurality of spacing balls and remove to the downthehole portion of ball, a plurality of spacing balls and joint groove cooperation locking, easy operation is convenient, the electric wire that will connect is skinned the back, insert the inside of first box body or second box body, press the wiring subassembly, the wiring subassembly locks the electric wire fast, easy to assemble and wiring, do not need to use the screwdriver to screw up.

A plurality of limiting square holes are formed in the upper portion of the placing plate and located on the upper side and the lower side of the clamping rod, fixing plates are fixed to the two ends of the placing plate, and two fixing holes are formed in the fixing plates.

Structure more than adopting will place the board and put into inside the control box, makes the fixed plate contradict on the control box inner wall, fixes the fixed plate inside the control box through the screw, accomplishes the installation.

The tip of first box body and second box body all is fixed with two spacing posts, and two spacing posts all slide to set up in the spacing square hole inside of corresponding position, have all seted up two sliding holes on first box body and the second box body, and the inside in sliding hole is fixed with the dog, and wiring hole and mounting hole have all been seted up to the upper and lower both sides of first box body and second box body, and linkage hole and four connecting holes have been seted up to the side of first box body and second box body.

Structure more than adopting, inside inserting two spacing posts the spacing square hole that corresponds the position, carry on spacingly to first box body or second box body, the slip hole provides the mounted position for the wiring subassembly, and the electric wire that will connect is skinned the back, inserts the inside of mounting hole, presses the wiring subassembly, and the wiring subassembly locks the electric wire fast, need not use the screwdriver to screw up, and installation easy operation is convenient.

The wiring subassembly is including pressing down pole and second broken line frid, inside the slide opening that the pressing down pole slides and sets up at corresponding position, the end fixing according to the pole has the slide bar, be provided with the second spring on the slide bar, the second spring is located the dog and presses between the pole, the end fixing of slide bar has the touch panel, the chamfer has been seted up to the tip of touch panel, one side of touch panel is fixed with first broken line frid, the opposite side of touch panel is fixed with the pin, the pin is contradicted on the dog, the bottom at the slide opening is fixed to second broken line frid.

Structure more than adopting presses the depression bar, presses the depression bar and drives the slide bar removal, and the slide bar drives the touch panel and removes, and the first broken line frid of touch panel drive removes, extrudes the electric wire between first broken line frid and second broken line frid.

Meshing teeth are formed in the first broken line groove plate and the second broken line groove plate, and the first broken line groove plate and the second broken line groove plate are connected with the wire inlet end and the wire outlet end respectively.

By adopting the structure, the meshing teeth can strengthen the extrusion force on the electric wire, thereby avoiding the electric wire from falling off.

The wiring subassembly still includes the poker rod, and the poker rod slides and sets up in the inside of mounting hole, and the end fixing of poker rod has the set-square, and the set-square is contradicted with the tip of touch panel, is provided with the third spring on the poker rod, and the third spring is located between set-square and inner wall (first box body or second box body).

Structure more than adopting, conflict board extrusion set-square rises, and set-square extrusion third spring when the set-square rises to conflict board top, and the third spring drives the set-square and kick-backs to carry on spacingly to the conflict board, accomplish the locking.

The connecting rod is arranged on the connecting groove of the first box body and the connecting groove of the second box body, the inner connecting rod is arranged inside the linkage hole of the first box body and the linkage hole of the second box body, and the outer connecting rod is fixed on the insulating handles of the first box body and the second box body.

Structure more than adopting, insert the inside of first box body and second box body with the internal connecting rod, insert the inside of connecting hole with the connector link to link together first box body and second box body, insert the connecting rod inside the spread groove of mounting panel on first box body and the second box body.

Compared with the prior art, this circuit breaker convenient to installation has following advantage:

1. the limiting ball can be quickly matched with the clamping groove to be locked and unlocked through matching of the placing plate and the quick connection assembly, so that the first box body and the second box body can be dismounted and mounted by hands, and the operation is simple and convenient;

2. first box body, second box body and wiring subassembly cooperation, first broken line frid and second broken line frid can be fast with electric wire extrusion locking to can be with electric wire and circuit breaker high-speed joint, and need not use the screwdriver to screw up, be applicable to the inside constrictive installation environment of control box.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a perspective view of a portion of the components of the present invention;

FIG. 3 is a schematic top view of the present invention;

FIG. 4 is a schematic cross-sectional view of the present invention;

in the figure: 1. a clamping and connecting rod; 2. limiting a square hole; 3. an outer link; 4. a first case; 5. a pressing lever; 6. a second box body; 7. a fixing plate; 8. a fixing hole; 9. a slide hole; 10. a limiting column; 11. a wiring hole; 12. a loop bar; 13. a first spring; 14. mounting a plate; 15. a sliding sleeve; 16. a baffle plate; 17. a stop lever; 18. an inner link; 19. connecting grooves; 20. mounting a column; 21. connecting holes; 22. a linkage hole; 23. a touch plate; 24. a poke rod; 25. a connecting rod; 26. placing the plate; 27. a second spring; 28. a stopper; 29. a set square; 30. a third spring; 31. a first fold line slot plate; 32. a limiting ball; 33. a ball hole; 34. and a second fold line slot plate.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-4, the present embodiment provides a circuit breaker convenient to mount, including a first box 4, a second box 6, a placing plate 26 and two quick-connect assemblies, where the placing plate 26 is fixed with a plurality of clamping rods 1, the clamping rods 1 are provided with clamping grooves, the first box 4 and the second box 6 have the same structure, the quick-connect assemblies include a mounting post 20 and two loop bars 12, the ends of the first box 4 and the second box 6 are both fixed with the mounting post 20 and two loop bars 12, the two loop bars 12 are located at two sides of the mounting post 20, the mounting post 20 is provided with a plurality of ball holes 33, the mounting post 20 is slidably provided with a sliding sleeve 15, the sliding sleeve 15 is fixed with two baffles 16 inside, a plurality of limiting balls 32 are arranged between the two baffles 16, the limiting balls 32 are located inside the ball holes 33 at corresponding positions, the end of the sliding sleeve 15 is fixed with the mounting plate 14, the mounting plate 14 is provided with connecting grooves 19 at two sides of the mounting plate 14, the ends of the two loop bars 12 are fixed on the mounting plate 14, the two loop bars 12 are both provided with a first spring 13, and the connecting grooves of the second box 6 are both provided with two quick-connect assemblies.

Pressing mounting panel 14, mounting panel 14 drives sliding sleeve 15 and removes, sliding sleeve 15 drives two baffles 16 and removes, two baffles 16 drive inside a plurality of spacing balls 32 break away from ball hole 33, establish the mounting post 20 cover on the joint pole 1 that corresponds the position, loosen mounting panel 14, first spring 13 drives mounting panel 14 resilience, mounting panel 14 drives sliding sleeve 15 reverse motion, sliding sleeve 15 drives two baffles 16 reverse motion, two baffles 16 drive inside a plurality of spacing balls 32 move ball hole 33, a plurality of spacing balls 32 and joint groove cooperation locking, the operation is simple and convenient, the electric wire that will connect is skinned the back, insert the inside of first box body 4 or second box body 6, press the wiring subassembly, the wiring subassembly locks the electric wire fast, easy to assemble and wiring, do not need to use the screwdriver to screw up.

A plurality of limiting square holes 2 are formed above the placing plate 26, the limiting square holes 2 are positioned at the upper side and the lower side of the clamping and connecting rod 1, fixing plates 7 are fixed at two ends of the placing plate 26, and two fixing holes 8 are formed in the fixing plates 7; the placing plate 26 is placed in the control box, the fixing plate 7 is abutted to the inner wall of the control box, and the fixing plate 7 is fixed in the control box through screws, so that the installation is completed.

The end parts of the first box body 4 and the second box body 6 are both fixed with two limiting columns 10, the two limiting columns 10 are both arranged inside the limiting square holes 2 in corresponding positions in a sliding manner, the first box body 4 and the second box body 6 are both provided with two sliding holes 9, a stop block 28 is fixed inside each sliding hole 9, the upper side and the lower side of each first box body 4 and the lower side of each second box body 6 are both provided with wiring holes 11 and mounting holes, and the side surfaces of the first box body 4 and the second box body 6 are provided with linkage holes 22 and four connecting holes 21; insert two spacing posts 10 inside the spacing square hole 2 of corresponding position, carry on spacingly to first box body 4 or second box body 6, sliding hole 9 provides the mounted position for the wiring subassembly, and the electric wire that will connect is skinned the back, inserts the inside of mounting hole, presses the wiring subassembly, and the wiring subassembly locks the electric wire fast, need not use the screwdriver to screw up, and installation easy operation is convenient.

The wiring assembly comprises a pressing rod 5 and a second broken line groove plate 34, the pressing rod 5 is arranged in a sliding hole 9 in a corresponding position in a sliding mode, a sliding rod is fixed to the end portion of the pressing rod 5, a second spring 27 is arranged on the sliding rod, the second spring 27 is located between a stop block 28 and the pressing rod 5, a touch plate 23 is fixed to the end portion of the sliding rod, a chamfer is formed in the end portion of the touch plate 23, a first broken line groove plate 31 is fixed to one side of the touch plate 23, a stop rod 17 is fixed to the other side of the touch plate 23, the stop rod 17 abuts against the stop block 28, and the second broken line groove plate 34 is fixed to the bottom of the sliding hole 9; press down depression bar 5, press down depression bar 5 and drive the slide bar and remove, the slide bar drives and supports touch panel 23 and remove, supports touch panel 23 and drives first folding line panel 31 and remove, extrudes the electric wire between first folding line panel 31 and second folding line panel 34.

The first folding line slot plate 31 and the second folding line slot plate 34 are both provided with meshing teeth, and the first folding line slot plate 31 and the second folding line slot plate 34 are respectively connected with a wire inlet end and a wire outlet end; the meshing teeth can strengthen the extrusion force on the electric wire, thereby avoiding the electric wire from falling off.

The wiring assembly further comprises a poke rod 24, the poke rod 24 is arranged inside the mounting hole in a sliding mode, a triangular plate 29 is fixed to the end portion of the poke rod 24, the triangular plate 29 abuts against the end portion of the abutting plate 23, a third spring 30 is arranged on the poke rod 24, and the third spring 30 is located between the triangular plate 29 and the inner wall (the first box body 4 or the second box body 6); the three supporting plates 23 extrude the three-corner plate 29 to rise, the three-corner plate 29 extrudes the third spring 30, and when the three-corner plate 29 rises to the upper side of the supporting plate 23, the third spring 30 drives the three-corner plate 29 to rebound, so that the supporting plates 23 are limited, and locking is completed.

A connecting rod 25 is arranged on a connecting groove 19 of the first box body 4 and the second box body 6, an inner connecting rod 18 is arranged in a linkage hole 22 of the first box body 4 and the second box body 6, and an outer connecting rod 3 is fixed on an insulating handle of the first box body 4 and the second box body 6; the inner link 18 is inserted into the inside of the first and second cases 4 and 6, the coupling button is inserted into the inside of the coupling hole 21, thereby coupling the first and second cases 4 and 6 together, and the coupling rod 25 is inserted into the coupling groove 19 of the mounting plate 14 on the first and second cases 4 and 6.

The working principle of the invention is as follows:

the mounting plate 14 is pressed, the mounting plate 14 drives the sliding sleeve 15 to move, the sliding sleeve 15 drives the two baffle plates 16 to move, the two baffle plates 16 drive the plurality of limiting balls 32 to be separated from the interior of the ball hole 33, the mounting column 20 is sleeved on the clamping rod 1 at the corresponding position, meanwhile, the two limiting columns 10 are inserted into the limiting square holes 2 at the corresponding positions to limit the first box body 4 or the second box body 6, the mounting plate 14 is loosened, the first spring 13 drives the mounting plate 14 to rebound, the mounting plate 14 drives the sliding sleeve 15 to move reversely, the sliding sleeve 15 drives the two baffle plates 16 to move reversely, the two baffle plates 16 drive the plurality of limiting balls 32 to move into the ball hole 33, the plurality of limiting balls 32 are matched and locked with the clamping grooves, the operation is simple and convenient, and different limiting square holes 2 can be selected according to the mounting requirement, therefore, the position of the electric wire on the placing plate 26 is adjusted, after the electric wire to be connected is peeled, the electric wire is inserted into the mounting hole, the pressing rod 5 is pressed, the pressing rod 5 drives the sliding rod to move, the sliding rod drives the touch plate 23 to move, the touch plate 23 drives the first folding groove plate 31 to move, the electric wire is extruded between the first folding groove plate 31 and the second folding groove plate 34, the meshing teeth can strengthen the extrusion force on the electric wire, so that the electric wire is prevented from falling off, meanwhile, the touch plate 23 extrudes the triangular plate 29 to rise, the triangular plate 29 extrudes the third spring 30, when the triangular plate 29 rises above the touch plate 23, the third spring 30 drives the triangular plate 29 to rebound, so that the touch plate 23 is limited, the locking is completed, the operation is simple and fast, a screwdriver is not needed, and the electric wire peeling device is suitable for a narrow mounting environment in the control box;

when the parallel connection is needed, the inner connecting rod 18 is inserted into the first box body 4 and the second box body 6, the connecting buckle is inserted into the connecting hole 21, so that the first box body 4 and the second box body 6 are connected together, the connecting rod 25 is inserted into the connecting groove 19 of the mounting plate 14 on the first box body 4 and the second box body 6, and the insulating handles of the first box body 4 and the second box body 6 are connected by using the outer connecting rod 3, so that the first box body 4 and the second box body 6 are connected in parallel;

when needing to take out stitches, pulling poker rod 24, poker rod 24 drives set-square 29 and rises, set-square 29 removes the locking to touch panel 23, second spring 27 drives and follows back according to depression bar 5, press bar 5 to drive slide bar reverse movement, the slide bar drives touch panel 23 reverse movement, touch panel 23 drives first folding line groove board 31 reverse movement, thereby remove the locking to the electric wire, take out the electric wire, can accomplish the line taking out, easy operation is swift, and need not use the screwdriver to screw up, be applicable to the inside constrictive installation environment of control box.

Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (7)

1. A circuit breaker convenient to install comprises a first box body (4), a second box body (6), a placing plate (26) and two quick-connecting components, its characterized in that, it has a plurality of joint poles (1) to place to be fixed with on board (26), the joint groove has been seted up on joint pole (1), the structure of first box body (4) and second box body (6) is identical, connect the subassembly soon and include erection column (20) and two loop bars (12), the tip of first box body (4) and second box body (6) all is fixed with erection column (20) and two loop bars (12), two loop bars (12) are located the both sides of erection column (20), a plurality of ball holes (33) have been seted up on erection column (20), it is provided with sliding sleeve (15) to slide on erection column (20), the inside of sliding sleeve (15) is fixed with two baffle (16), be provided with a plurality of spacing ball (32) between two baffle (16), a plurality of spacing ball (32) are located the ball hole (33) inside of corresponding position, the end fixing of sliding sleeve (15) has mounting panel (14), the both sides of mounting panel (14) have all been seted up (19), the end fixing of two loop bars (12) is on mounting panel (14), two loop bars (12) all are provided with the junction box body (13) and the second box body (6), the inside spring assembly (13) and all be provided with two box body (6).

2. The circuit breaker convenient to mount as claimed in claim 1, wherein a plurality of limiting square holes (2) are formed above the placing plate (26), the limiting square holes (2) are located at the upper and lower sides of the clamping rod (1), fixing plates (7) are fixed at both ends of the placing plate (26), and two fixing holes (8) are formed in the fixing plates (7).

3. The circuit breaker convenient to install according to claim 2, wherein two limiting columns (10) are fixed at the end portions of the first box body (4) and the second box body (6), the two limiting columns (10) are slidably arranged inside the limiting square holes (2) in corresponding positions, two sliding holes (9) are formed in the first box body (4) and the second box body (6), a stop block (28) is fixed inside each sliding hole (9), wiring holes (11) and mounting holes are formed in the upper side and the lower side of each first box body (4) and the lower side of each second box body (6), and linkage holes (22) and four connecting holes (21) are formed in the side surfaces of the first box body (4) and the second box body (6).

4. The circuit breaker convenient to install as claimed in claim 3, wherein the wiring assembly comprises a pressing rod (5) and a second broken line groove plate (34), the pressing rod (5) is slidably disposed inside a sliding hole (9) at a corresponding position, a sliding rod is fixed to the end of the pressing rod (5), a second spring (27) is disposed on the sliding rod, the second spring (27) is located between a stop block (28) and the pressing rod (5), a collision plate (23) is fixed to the end of the sliding rod, a chamfer is formed in the end of the collision plate (23), a first broken line groove plate (31) is fixed to one side of the collision plate (23), a stop rod (17) is fixed to the other side of the collision plate (23), the stop rod (17) is collided against the stop block (28), and the second broken line groove plate (34) is fixed to the bottom of the sliding hole (9).

5. The circuit breaker convenient to install according to claim 4, wherein the first broken line slot plate (31) and the second broken line slot plate (34) are respectively provided with meshing teeth, and the first broken line slot plate (31) and the second broken line slot plate (34) are respectively connected with an incoming line end and an outgoing line end.

6. The circuit breaker convenient to install of claim 5, wherein the wiring assembly further comprises a poke rod (24), the poke rod (24) is slidably arranged inside the mounting hole, a triangular plate (29) is fixed at the end of the poke rod (24), the triangular plate (29) abuts against the end of the abutting plate (23), a third spring (30) is arranged on the poke rod (24), and the third spring (30) is located between the triangular plate (29) and the inner wall (the first box body (4) or the second box body (6)).

7. The circuit breaker convenient to install according to claim 3 or 4, wherein the connecting groove (19) of the first box body (4) and the second box body (6) is provided with a connecting rod (25), the linkage hole (22) of the first box body (4) and the second box body (6) is internally provided with an inner connecting rod (18), and the insulating handles of the first box body (4) and the second box body (6) are fixed with an outer connecting rod (3).

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