CN211350537U

CN211350537U - Circuit breaker

Info

Publication number: CN211350537U
Application number: CN202020135290.1U
Authority: CN
Inventors: 陈平; 余存泰; 吴碧如; 王松涛; 张彦阳; 高平; 黎永胜
Original assignee: Zhejiang Tengen Electric Co Ltd
Current assignee: Zhejiang Tengen Electric Co Ltd
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-08-25
Anticipated expiration: 2030-01-21

Abstract

A circuit breaker is provided. The lock catch mainly solves the problems that most of lock catches of the existing circuit breakers are connected with a support through only one hinged shaft, the movement is unstable, the lock catches are connected through two hinged shafts, and the installation of the circuit breakers is troublesome. The method is characterized in that: be equipped with actuating mechanism (3) in the circuit breaker casing, actuating mechanism is including articulating in support (31) in the circuit breaker casing, it detains (33) to correspond to be equipped with hasp (32) and jump on the support, the support both sides are equipped with first articulated shaft (311) and second articulated shaft (312) respectively, the hasp is including dismantling main part (321) and curb plate (322) of connection, be equipped with in the main part with first articulated shaft articulates first hinge hole (3211) of complex, be equipped with on the curb plate with articulated complex second hinge hole (3221) of second articulated shaft. The utility model provides a circuit breaker, its hasp operation is stable, simple to operate.

Description

Circuit breaker

Technical Field

The utility model relates to a circuit breaker field, concretely relates to circuit breaker.

Background

According to the requirement of intellectualization of a power supply network in China, the national power grid company requires the intellectualization of the power supply network, so that a small circuit breaker of a terminal execution mechanism of the power supply network is required to execute an upper end signal to have tripping and closing functions. Therefore, the existing development trend of the miniature circuit breaker is to have the functions of automatic opening and closing and reclosing besides the functions of traditional manual opening and closing and automatic tripping in case of overcurrent and overload, so as to realize remote control.

Most of latches of the existing circuit breakers only have one hinged shaft with a bracket, so that the movement is unstable, and the latches are connected through two hinged shafts, but the installation is troublesome.

Disclosure of Invention

In order to overcome the not enough of background art, the utility model provides a circuit breaker, the hasp that has mainly solved present circuit breaker is connected with only an articulated shaft of support mostly, and the motion is more unstable like this, also has through two articulated shafts connected, but installs the problem of more troublesome circuit breaker.

The utility model adopts the technical proposal that:

the utility model provides a circuit breaker, includes the circuit breaker casing, be equipped with actuating mechanism in the circuit breaker casing, actuating mechanism is including articulating the support in the circuit breaker casing, it is equipped with the hasp and jumps to detain to correspond on the support, the support both sides are equipped with first articulated shaft and second articulated shaft respectively, the hasp is including dismantling main part and the curb plate of connection, be equipped with in the main part with the first hinge hole of the articulated complex of first articulated shaft, be equipped with on the curb plate with the articulated complex second hinge hole of second articulated shaft.

The main body and the side plates are clamped or connected through screws.

The side plate is provided with a boss, and the main body is provided with a clamping groove matched with the boss in a clamping manner.

Still include threaded connection's wiring frame and fastening screw, the wiring frame includes the dead slot, the fastening screw part stretches into in the dead slot, still including corresponding locating the line ball board of fastening screw bottom, line ball board with form between the dead slot inner wall and be used for the line ball groove, line ball board is relative line ball groove one side is equipped with the non-slip raised and at least two first lugs that are used for pressing from both sides tight wire both sides outer wall, first lug is located the non-slip raised both sides.

The anti-skid bulge, the first bump and the line pressing plate are integrally manufactured.

And the bottom of the wiring frame is provided with a through groove relative to the protrusion.

Still include total accuse casing, can dismantle on the circuit breaker casing and be connected with the annex casing, be equipped with the main line board in the total accuse casing, still include middle cover, middle cover one end with the connection can be dismantled to the annex casing, the other end with the connection can be dismantled to the circuit breaker casing, be equipped with in the circuit breaker casing with the inferior circuit board that the main line board electricity is connected, middle cover with annex casing lateral wall, circuit breaker casing outer wall form and be used for the holding tank that inferior circuit board was placed.

The accessory shell is provided with a hanging groove, and the middle cover is provided with a hook which is clamped and matched with the hanging groove.

The circuit breaker shell is provided with a groove, and the middle cover is provided with a second protruding block which is in plug-in fit or clamping fit with the groove.

The accessory shell is provided with an elastic support plate, and the hook is arranged at the bottom of the support plate.

The utility model has the advantages that: the utility model provides a circuit breaker, its hasp operation is stable, simple to operate.

Drawings

Fig. 1 is a perspective view of an embodiment of the present invention.

Fig. 2 is a partial perspective view of an embodiment of the present invention.

Fig. 3 is a partial perspective view of an embodiment of the present invention.

Fig. 4 is a partial perspective view of an embodiment of the present invention.

Fig. 5 is a partial perspective view of an embodiment of the present invention.

Fig. 6 is a partial perspective view of an embodiment of the present invention.

Fig. 7 is a perspective view of the middle cover according to an embodiment of the present invention.

Fig. 8 is a partial perspective view of an embodiment of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings: as shown in the figures, a circuit breaker, including circuit breaker casing 1, be equipped with actuating mechanism 3 in the circuit breaker casing, actuating mechanism is including articulating in the support 31 of circuit breaker casing, it is equipped with hasp 32 and jump knot 33 to correspond on the support, the support both sides are equipped with first articulated shaft 311 and second articulated shaft 312 respectively, the hasp is including dismantling main part 321 and curb plate 322 of connection, be equipped with in the main part with the first hinge hole 3211 of the articulated complex of first articulated shaft, be equipped with on the curb plate with the articulated complex second hinge hole 3221 of second articulated shaft. Can embolia respectively main part and curb plate during the installation on respective articulated shaft, then connect main part and curb plate, as the alternative, can connect through modes such as screw connection or joint.

In this embodiment, the body and side plates are snapped or screwed together as shown.

In this embodiment, as shown in the figure, a boss 3222 is disposed on the side plate, and a clamping groove 3212 matched with the boss in a clamping manner is disposed on the main body. Through joint cooperation connection, simple to operate, the result of use is better.

In this embodiment, as shown in the figure, still include threaded connection's wire frame 41 and fastening screw 42, the wire frame includes dead slot 411, the fastening screw part stretches into in the dead slot, still including corresponding locating the line ball board 43 of fastening screw bottom, the line ball board with form between the dead slot inner wall and be used for line ball groove 412, the line ball board is relative line ball groove one side is equipped with the first lug 432 that anti-skidding arch 431 and at least two are used for pressing from both sides tight wire both sides outer wall, first lug is located anti-skidding arch both sides. The line pressing plate is provided with the anti-skid protrusions and the bumps used for clamping the wires, so that the pressing lines are stable and not easy to shake.

In this embodiment, as shown in the figure, the anti-slip protrusion and the first protrusion are integrally formed with the tension disc. The preparation is convenient.

In this embodiment, as shown, the bottom of the wire frame is provided with a through slot 44 opposite to the protrusion. After the wire is extruded by the first bump, the bottom of the wire can be pressed into the through groove, and the installation is more stable.

In this embodiment, as shown in the figure, still include total accuse casing 2, can dismantle on the circuit breaker casing and be connected with annex casing 6, be equipped with the main line board in the total accuse casing, still cover 5 in the middle of including, middle cover one end with the connection can be dismantled to the annex casing, the other end with the connection can be dismantled to the circuit breaker casing, be equipped with in the circuit breaker casing with the inferior circuit board 52 that the main line board electricity is connected, middle cover with annex casing lateral wall, circuit breaker casing outer wall form be used for the holding tank 54 that the inferior circuit board was placed. Through the middle cover that is equipped with releasable connection between its circuit breaker casing and the annex casing, can operate the time circuit board through removing middle cover, simple structure, convenient to use.

In this embodiment, as shown in the figure, a hanging groove 61 is provided on the accessory housing, and a hook 51 which is matched with the hanging groove in a clamping manner is provided on the intermediate cover.

In this embodiment, as shown in the figure, a groove 15 is formed in the circuit breaker housing, and a second bump 521 is formed on the middle cover and is in plug-in fit or clamping fit with the groove.

In this embodiment, as shown in the figure, an elastic support plate 53 is provided on the accessory housing, and the hook is provided at the bottom of the support plate. When the support plate is installed, the convex block is firstly inserted into the groove, and then the hook at the other end is clamped into the hanging groove.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, 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 feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The embodiments described with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention. The examples should not be construed as limiting the present invention, but any modifications made based on the spirit of the present invention should be within the scope of the present invention.

Claims

1. A circuit breaker comprising a circuit breaker housing (1), characterized in that: be equipped with actuating mechanism (3) in the circuit breaker casing, actuating mechanism is including articulating in support (31) in the circuit breaker casing, it detains (33) to correspond to be equipped with hasp (32) and jump on the support, the support both sides are equipped with first articulated shaft (311) and second articulated shaft (312) respectively, the hasp is including dismantling main part (321) and curb plate (322) of connection, be equipped with in the main part with first articulated shaft articulates first hinge hole (3211) of complex, be equipped with on the curb plate with articulated complex second hinge hole (3221) of second articulated shaft.

2. A circuit breaker according to claim 1, wherein: the main body and the side plates are clamped or connected through screws.

3. A circuit breaker according to claim 2, wherein: the side plate is provided with a boss (3222), and the main body is provided with a clamping groove (3212) matched with the boss in a clamping manner.

4. A circuit breaker according to claim 3, wherein: still include threaded connection's wire frame (41) and fastening screw (42), the wire frame includes dead slot (411), the fastening screw part stretches into in the dead slot, still including corresponding locating the line ball board (43) of fastening screw bottom, the line ball board with form between the dead slot inner wall and be used for line ball groove (412), the line ball board is relative line ball groove one side is equipped with non-slip raised (431) and at least two first lug (432) that are used for pressing from both sides tight wire both sides outer wall, first lug is located non-slip raised both sides.

5. A circuit breaker according to claim 4, wherein: the anti-skid bulge, the first bump and the line pressing plate are integrally manufactured.

6. A circuit breaker according to claim 5, wherein: and a through groove (44) is formed at the bottom of the wiring frame relative to the protrusion.

7. A circuit breaker according to claim 1, wherein: still include total accuse casing (2), can dismantle on the circuit breaker casing and be connected with annex casing (6), be equipped with the main line board in the total accuse casing, still include middle cover (5), middle cover one end with the connection can be dismantled to the annex casing, the other end with the connection can be dismantled to the circuit breaker casing, be equipped with in the circuit breaker casing with secondary circuit board (52) that the main line board electricity is connected, middle cover with annex casing lateral wall, circuit breaker casing outer wall form be used for holding tank (54) that secondary circuit board was placed.

8. A circuit breaker according to claim 7, wherein: the accessory shell is provided with a hanging groove (61), and the middle cover is provided with a hook (51) matched with the hanging groove in a clamping manner.

9. A circuit breaker according to claim 8, wherein: be equipped with recess (15) on the circuit breaker casing, cover in the middle of be equipped with recess grafting cooperation or joint complex second lug (521).

10. A circuit breaker according to claim 9, wherein: an elastic support plate (53) is arranged on the accessory shell, and the hook is arranged at the bottom of the support plate.