CN219610328U - Circuit breaker convenient to quick wiring - Google Patents

Abstract

The utility model discloses a circuit breaker convenient for quick wiring in the technical field of circuit breakers, which comprises a circuit breaker body, a mounting seat and a shell, wherein the mounting seat is fixedly connected to the top and the bottom of the circuit breaker body through bolts, the shell is slidably connected to the rear side of the right side wall of the circuit breaker body, a wire inserting hole is formed in the outer side wall of the mounting seat, a mounting hole is formed in the right side wall of an inner cavity of the wire inserting hole, a lock ring is slidably connected to the inner cavity of the mounting hole, a connecting rod is fixedly connected to the right side wall of the lock ring, and the right end of the connecting rod penetrates through the mounting seat and extends to the right side wall of the mounting seat.

Description

Circuit breaker convenient to quick wiring

Technical Field

The utility model relates to the technical field of circuit breakers, in particular to a circuit breaker convenient for quick wiring.

Background

The circuit breaker is suitable for alternating current 50Hz, rated voltage two poles 230V, four poles 400V and rated current to 63A lines, when the electric shock of a person or the leakage current of a power grid exceeds a specified value, the circuit breaker can rapidly cut off a fault power supply in extremely short time, the safety of the person and electric equipment is protected, the circuit breaker can also be used for the infrequent switching start of the lines, and the circuit breaker is suitable for various places such as industry, business, high-rise and civil residences.

The existing circuit breaker is when installing the electric wire, through inserting the electric wire into the circuit breaker, through rotating the bolt, drive the fixture block through the bolt and carry out chucking fixedly with the electric wire, the wearing and tearing of fixed electric wire to the bolt is great through the bolt rotation, the phenomenon of bolt smooth silk appears easily, lead to the electric wire unable fixed, and it is loaded down with trivial details through the mode of bolt installation, and need install with the help of specialized instrument, when carrying out the card to the circuit breaker simultaneously, because the size of opening and shutting handle is less, manual promotion opening and shutting handle area of contact is little, the switch circuit breaker is extremely troublesome, the opening and shutting handle that does not have corresponding protection simultaneously is easy to touch the circuit breaker by mistake, so we propose a circuit breaker convenient to quick wiring.

Disclosure of Invention

The utility model aims to provide a circuit breaker convenient for quick wiring, which solves the problems that when an electric wire is installed in the prior art, the electric wire is inserted into the circuit breaker, a clamping block is driven by a bolt to clamp and fix the electric wire, the bolt is worn greatly by the bolt to rotate and fix the electric wire, the phenomenon of sliding wire of the bolt is easy to occur, and meanwhile, when the circuit breaker is clamped and closed, the contact area of an opening and closing handle is small due to the small size of the opening and closing handle which is manually pushed, and the circuit breaker is extremely troublesome to open and close.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a circuit breaker convenient to quick wiring, includes circuit breaker body, mount pad and shell, the mount pad passes through bolt fixed connection is in the top and the bottom of circuit breaker body, shell sliding connection is in the right side wall rear side of circuit breaker body, the lateral wall of mount pad is opened there is the plug wire hole, the inner chamber right side wall in plug wire hole is opened there is the mounting hole, the inner chamber sliding connection of mounting hole has the catch, the right side wall fixedly connected with connecting rod of catch, the right-hand member of connecting rod runs through the mount pad and extends to the right side wall of mount pad, and rotate and be connected with the rotation depression bar, the inside wall left side fixedly connected with lug of rotation depression bar, the right side wall of mount pad is inlayed and is had the antifriction plate.

As a further description of the above technical solution:

the right side wall rear side of circuit breaker body is equipped with the handle that opens and shuts, open on the front and back lateral wall right side of circuit breaker body has the spacing groove, the inner chamber top and the bottom fixedly connected with reset spring of spacing groove.

As a further description of the above technical solution:

the top and bottom left side electric connection of circuit breaker body have the copper bar, the end of copper bar runs through the mount pad extends to the inner chamber of plug wire hole, and is located the inboard of catch.

As a further description of the above technical solution:

the upper side and the lower side of the right side wall of the inner cavity of the shell are rotationally connected with extrusion blocks, and the right side of the outer side wall of each extrusion block is fixedly connected with a limiting block.

As a further description of the above technical solution:

the middle of the front side wall and the rear side wall of the inner cavity of the shell is fixedly connected with a sliding block, the sliding block is slidably connected with the inner cavity of the limiting groove, and the top and the bottom of the sliding block are fixedly connected with the tail end of the reset spring.

As a further description of the above technical solution:

the right side wall of the shell is inlaid with an observation window, and the observation window is made of transparent acrylic materials.

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

1. this circuit breaker convenient to quick wiring through the electric wire lock ring in the plug wire hole, turns the rotation depression bar through the rotation and rotates, rotates the depression bar and drives the lug and rotate, and the lug rotates when contacting with the antifriction plate, rotates the depression bar and drives the connecting rod and move right, and the connecting rod drives the catch simultaneously and removes, and the catch drives the electric wire and removes and contact with the copper bar, and the catch is firmly fixed the electric wire with the joint under the effect of lug to can need not to install with the help of specialized tool, the installation of circuit breaker and electric wire becomes simpler simultaneously.

2. This circuit breaker convenient to quick wiring, through reciprocate the shell, the shell passes through the slider and removes in the spacing inslot, while reset spring receives the extrusion, when the shell upwards moves, contact with the handle of opening and shutting through the extrusion piece of downside, it is spacing to the extrusion piece through the stopper, under the effect of stopper, will open and shut the handle circuit breaker body, reset spring drives the shell and resets, the same principle promotes the shell circuit breaker body downwards, thereby can increase staff and the handle area of contact that opens and shuts, the switch circuit breaker is extremely saved trouble, also protect the handle of opening and shutting simultaneously, avoid the mistake to touch.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a circuit breaker for facilitating quick connection according to the present utility model;

fig. 2 is a schematic diagram showing a schematic cross-sectional front view of a circuit breaker for facilitating quick connection according to the present utility model;

fig. 3 is a schematic view of a right-side view partially in cross-section of a circuit breaker for facilitating quick connection according to the present utility model;

fig. 4 is an enlarged schematic view of the circuit breaker of fig. 2 at a position of a circuit breaker facilitating quick connection according to the present utility model.

In the figure: 100. a circuit breaker body; 110. an opening and closing handle; 120. a limit groove; 121. a return spring; 130. a copper bar; 200. a mounting base; 210. a plug wire hole; 220. a mounting hole; 230. a locking ring; 231. a connecting rod; 232. rotating the compression bar; 233. a bump; 240. a wear plate; 300. a housing; 310. extruding a block; 311. a limiting block; 320. a slide block; 330. and an observation window.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should 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", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model provides a circuit breaker convenient for quick wiring, which is simple and convenient in wire one-key installation, trouble-saving in switching and error-touch-free, and comprises a circuit breaker body 100, a mounting seat 200 and a shell 300, wherein the circuit breaker is shown in fig. 1-4;

referring to fig. 1-3, the circuit breaker body 100 is used to mount the support mount 200 and the housing 300;

referring to fig. 1 to 4 again, a wire insertion hole 210 is formed in the outer side wall of the mounting seat 200, the wire insertion hole 210 is used for inserting wires, a mounting hole 220 is formed in the right side wall of the inner cavity of the wire insertion hole 210, the mounting hole 220 is used for mounting a locking ring 230, the inner cavity of the mounting hole 220 is slidably connected with the locking ring 230, the locking ring 230 is used for fixing wires, a connecting rod 231 is fixedly connected with the right side wall of the locking ring 230, the connecting rod 231 is used for driving the locking ring 230 to move, the right end of the connecting rod 231 penetrates through the mounting seat 200 and extends to the right side wall of the mounting seat 200, a rotating pressing rod 232 is rotationally connected with the rotating pressing rod 232, the rotating pressing rod 232 is used for moving the connecting rod 231, a lug 233 is fixedly connected with the left side wall of the inner side wall of the rotating pressing rod 232, the lug 233 is used for supporting the rotating pressing rod 232 to drive the connecting rod 231 to move, a wear-resisting plate 240 is inlaid in the right side wall of the mounting seat 200, the wear-resisting plate 240 is used for reducing wear of the mounting seat 200, the mounting seat 200 is fixedly connected to the top and the bottom of the mounting seat 100 through bolts, the wires are inserted into the locking ring 230 in the wire insertion hole 210, the rotating pressing rod 232 is rotationally drives the rotating pressing rod 232 to rotate the lug 232 to drive the lug 233 to rotate, and the lug 233 is in contact with the connecting rod to move the copper wire to the connecting rod 230, and the wire to move the lug 230, and the copper wire is firmly connected with the lug 230, and the wire is firmly connected to the wire to move the connecting rod 230, and the wire 200, and the wire is firmly and the wire holder is firmly connected to the wire and the wire holder 200;

referring again to fig. 1-3, a housing 300 is slidably coupled to the rear side of the right sidewall of the circuit breaker body 100, and the housing 300 is used to protect the opening and closing handle 110.

In summary, the circuit breaker can be mounted without using a special tool, and the mounting of the circuit breaker and the electric wire becomes simpler.

Referring to fig. 3, an opening and closing handle 110 is disposed at the rear side of the right side wall of the circuit breaker body 100, a limiting groove 120 is formed at the right side of the front and rear side walls of the circuit breaker body 100, and a reset spring 121 is fixedly connected to the top and bottom of an inner cavity of the limiting groove 120, and the reset can be performed after the housing 300 moves through the reset spring 121 in the limiting groove 120.

Referring to fig. 2, copper bars 130 are electrically connected to the top and bottom left sides of the circuit breaker body 100, and the ends of the copper bars 130 penetrate through the mounting base 200 and extend to the inner cavity of the plug wire hole 210, and are located inside the locking ring 230, so that the electric wires can be firmly clamped through the locking ring 230, and are connected with the copper bars 130.

Referring to fig. 3 again, the upper and lower sides of the right side wall of the inner cavity of the housing 300 are rotatably connected with an extrusion block 310, the right side of the outer side wall of the extrusion block 310 is fixedly connected with a limiting block 311, and the rotation direction of the extrusion block 310 can be limited by the limiting block 311.

Referring to fig. 1 again, a sliding block 320 is fixedly connected to the middle of the front and rear sidewalls of the inner cavity of the housing 300, the sliding block 320 is slidably connected to the inner cavity of the limiting groove 120, the top and bottom of the sliding block 320 are fixedly connected to the end of the return spring 121, and the moving direction of the housing 300 can be limited by moving the sliding block 320 in the limiting groove 120.

Referring to fig. 2 again, the right side wall of the housing 300 is inlaid with an observation window 330, the observation window 330 is made of transparent acrylic material, and the transparent acrylic has high hardness, so that the observation window 330 has the functions of observation and protection.

In summary, through the up-and-down movement of the housing 300, the housing 300 moves in the limit groove 120 through the slider 320, and meanwhile, the return spring 121 is extruded, when the housing 300 moves upward, the extrusion block 310 contacts with the opening and closing handle 110 through the extrusion block 310 at the lower side, the extrusion block 310 is limited through the limiting block 311, under the action of the limiting block 311, the opening and closing handle 110 breaker body 100 is driven by the return spring 121 to reset the housing 300, and the same principle pushes the housing 300 breaker body 100 downward, so that the contact area between a human hand and the opening and closing handle 110 can be increased, the switching breaker is extremely trouble-saving, and meanwhile, the opening and closing handle 110 is protected, and false contact is avoided.

When the circuit breaker is specifically used, when a person skilled in the art uses the circuit breaker, the circuit breaker is installed in the strong current box, the electric wire can be installed after the installation is completed, the electric wire is plugged into the lock ring 230 in the plug wire hole 210 after being stripped, the rotating press rod 232 is rotated to drive the protruding block 233 to rotate through rotating the rotating press rod 232, when the protruding block 233 rotates to contact with the wear-resisting plate 240, the rotating press rod 232 drives the connecting rod 231 to move rightwards, the connecting rod 231 simultaneously drives the lock ring 230 to move, the electric wire is driven to move to contact with the copper bar 130, under the action of the protruding block 233, the lock ring 230 firmly clamps the electric wire, the live wire and the zero wire of the output end and the input end are sequentially installed, the circuit breaker body 100 can be opened after the installation is completed, the shell 300 is moved in the limiting groove 120 through the sliding block 320, meanwhile, the reset spring 121 is extruded, when the shell 300 is moved upwards, the extrusion block 310 at the lower side is contacted with the opening and closing handle 110, the limiting block 311 limits the extrusion block 310, under the action of the limiting block 311, the reset spring 121 drives the shell 300 to push the shell 300 downwards, and the circuit breaker body 100 is also subjected to the principle of downward.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (6)

1. A circuit breaker convenient to quick wiring, its characterized in that: including circuit breaker body (100), mount pad (200) and shell (300), mount pad (200) are in through bolt fixed connection the top and the bottom of circuit breaker body (100), shell (300) sliding connection is in right side wall rear side of circuit breaker body (100), the lateral wall of mount pad (200) is opened there is plug wire hole (210), the inner chamber right side wall of plug wire hole (210) is opened there is mounting hole (220), the inner chamber sliding connection of mounting hole (220) has catch (230), the right side wall fixedly connected with connecting rod (231) of catch (230), the right-hand member of connecting rod (231) runs through mount pad (200) and extends to the right side wall of mount pad (200), and rotate and be connected with rotation depression bar (232), the inside wall left side fixedly connected with lug (233) of rotation depression bar (232), the right side wall of mount pad (200) is inlayed and is had antifriction plate (240).

2. A circuit breaker facilitating quick connect as claimed in claim 1 wherein: the right side wall rear side of circuit breaker body (100) is equipped with handle (110) that opens and shuts, open on the front and back lateral wall right side of circuit breaker body (100) has spacing groove (120), inner chamber top and bottom fixedly connected with reset spring (121) of spacing groove (120).

3. A circuit breaker facilitating quick connect as claimed in claim 1 wherein: the top and bottom left side electric connection of circuit breaker body (100) have copper bar (130), the end of copper bar (130) runs through mount pad (200) and extends to the inner chamber of plug wire hole (210), and is located the inboard of catch (230).

4. A circuit breaker facilitating quick connect as claimed in claim 1 wherein: the upper side and the lower side of the right side wall of the inner cavity of the shell (300) are rotationally connected with extrusion blocks (310), and the right side of the outer side wall of each extrusion block (310) is fixedly connected with a limiting block (311).

5. A circuit breaker facilitating quick connect as claimed in claim 1 wherein: the middle of the front side wall and the rear side wall of the inner cavity of the shell (300) is fixedly connected with a sliding block (320), the sliding block (320) is slidably connected with the inner cavity of the limiting groove (120), and the top and the bottom of the sliding block (320) are fixedly connected with the tail end of the reset spring (121).

6. A circuit breaker facilitating quick connect as claimed in claim 1 wherein: the right side wall of the shell (300) is inlaid with an observation window (330), and the observation window (330) is made of transparent acrylic materials.