CN210052699U

CN210052699U - Molded case circuit breaker face cover

Info

Publication number: CN210052699U
Application number: CN201921255743.8U
Authority: CN
Inventors: 刘启恩
Original assignee: Zhejiang Yitai Electric Power Technology Co Ltd
Current assignee: Zhejiang Yitai Electric Power Technology Co Ltd
Priority date: 2019-08-05
Filing date: 2019-08-05
Publication date: 2020-02-11
Anticipated expiration: 2029-08-05

Abstract

The utility model discloses a moulded case circuit breaker face lid relates to circuit breaker protection machanism field, including the face lid, the top of face lid is provided with the switch board, and the inside of switch board is provided with first through-hole, the outside that the top of face lid is located the switch board is connected with the block frame, and the inside of block frame is provided with the second through-hole that matches with the switch board, the both sides that the inside of block frame is located the second through-hole are provided with transparent panel, and the one end that the inside of block frame is located transparent panel is provided with the bolt, the both ends of face lid are provided with heavy groove, and heavy inslot portion is provided with the round hole, one side that the top of face lid is located heavy groove is provided with the connecting hole. The utility model discloses a be provided with block frame and transparent panel, through placing the tag paper in two sets of transparent panel bottoms to install the block frame on the top of face lid, make the circuit breaker not fragile at the in-process tag paper that uses, the staff of being convenient for regularly overhauls.

Description

Molded case circuit breaker face cover

Technical Field

The utility model relates to a circuit breaker protection machanism field specifically is a moulded case circuit breaker face lid.

Background

The breaker is a switching device capable of closing, carrying and breaking a current under a normal circuit condition and closing, carrying and breaking a current under an abnormal circuit condition within a prescribed time, and a mechanism for protecting the outer side of a short-circuiting device when a breaker is covered.

Traditional circuit breaker face lid is not provided with label paper protection machanism for the in-process label paper fragile of circuit breaker long-time use, make the inconvenient timing maintenance of staff, and circuit breaker face lid is not provided with wire interface protection machanism, and the wire kneck of traditional circuit breaker face lid is open structure, makes external object easily contact with the circuit breaker wiring end, has increased the probability of electrocuteeing, has increased danger coefficient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that a label paper protection mechanism is not arranged on a traditional circuit breaker surface cover and the conductor interface of the traditional circuit breaker surface cover is of an open structure, the plastic shell circuit breaker surface cover is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a moulded case circuit breaker face lid, includes the face lid, the top of face lid is provided with the switch board, and the inside of switch board is provided with first through-hole, the outside that the top of face lid is located the switch board is connected with the block frame, and the inside of block frame is provided with the second through-hole that matches with the switch board, the inside both sides that are located the second through-hole of block frame are provided with transparent panel, and the inside one end that is located transparent panel of block frame is provided with the bolt, the both ends of face lid are provided with heavy groove, and heavy inslot portion is provided with the round hole, one side that the top of face lid is located heavy groove is provided with the connecting hole, and the bottom that the bottom of face lid is located heavy groove is provided with the wire.

Preferably, the clamping frame is connected with the switch board through the second through hole in a clamping mode, and the clamping frame is detachably connected with the face cover through bolts.

Preferably, the number of heavy groove is six groups, six groups heavy groove equidistance distributes at the both ends of face lid, the one end of heavy groove is the arc structure.

Preferably, the connecting holes are internally provided with four groups of clamping blocks convenient for mounting screws, and the four groups of connecting holes are symmetrically arranged about the longitudinal central axis of the face cover.

Preferably, the top ends of the lead frames are communicated through the circular holes, and the bottom ends of the lead frames are in an open structure.

Preferably, the top end of the face cover is provided with a threaded hole matched with the bolt between the first through hole and the sinking groove, and the bolt is detachably connected with the face cover through the threaded hole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a be provided with block frame and transparent panel, through placing label paper in two sets of transparent panel bottoms, and install the block frame on the top of face lid, make the circuit breaker in-process label paper that uses not fragile, the staff of being convenient for regularly overhauls, top through the wire frame need pass through the round hole intercommunication, the wire frame protects the wiring end of circuit breaker, so external object is difficult for contacting with the circuit breaker wiring end, the probability of electric shock has been reduced, danger coefficient has been reduced.

Drawings

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

FIG. 2 is a schematic view of the mounting of the engaging frame of the present invention;

fig. 3 is a schematic bottom structure diagram of the present invention.

In the figure: 1. a face cover; 2. a switch plate; 3. a first through hole; 4. a clamping frame; 5. a transparent panel; 6. a second through hole; 7. a bolt; 8. sinking a groove; 9. a circular hole; 10. connecting holes; 11. a lead frame; 12. a threaded bore.

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.

Referring to fig. 1-3, a molded case circuit breaker face cover includes a face cover 1, a switch board 2 is disposed on a top end of the face cover 1, a first through hole 3 is disposed inside the switch board 2, a clamping frame 4 is connected to an outer side of the switch board 2 on the top end of the face cover 1, a second through hole 6 matched with the switch board 2 is disposed inside the clamping frame 4, transparent panels 5 are disposed on two sides of the second through hole 6 inside the clamping frame 4, a bolt 7 is disposed at one end of the transparent panel 5 inside the clamping frame 4, sinking grooves 8 are disposed at two ends of the face cover 1, round holes 9 are disposed inside the sinking grooves 8, a connecting hole 10 is disposed at one side of the sinking grooves 8 on the top end of the face cover 1, and a lead frame 11 is disposed at a bottom end of the face cover 1 located at the bottom end of the sinking grooves 8.

Please refer to fig. 2, the engaging frame 4 is engaged with the switch board 2 through the second through hole 6, and the engaging frame 4 is detachably connected with the face cover 1 through the bolt 7, so that the engaging frame 4 is not easy to slide when being installed on the top end of the face cover 1, thereby reducing the probability of the label paper being damaged.

Please refer to fig. 1, the number of the sinking grooves 8 is six, the six groups of sinking grooves 8 are equidistantly distributed at two ends of the face cover 1, and one end of the sinking groove 8 is of an arc structure, so that the screwdriver can conveniently penetrate through the circular hole 9 to screw the screw of the circuit breaker terminal.

Please refer to fig. heavily, the inside of the connection hole 10 is provided with a fixture block for mounting screws, the number of the connection holes 10 is four, the four connection holes 10 are symmetrically arranged about the longitudinal central axis of the face cover 1, so that the face cover 1 is conveniently mounted on the top end of the circuit breaker, and the screws inside the connection holes 10 are not easily contacted with the terminal of the circuit breaker.

Please refer to fig. 1 and 3, the top end of the lead frame 11 is connected through the circular hole 9, and the bottom end of the lead frame 11 is an open structure, so that the lead is not easy to contact with an external object, and the risk factor is reduced.

Please refer to fig. 2, a clamping groove 12 matching with the bolt 7 is arranged between the first through hole 3 and the sinking groove 8 at the top end of the face cover 1, a threaded hole 12 matching with the bolt 7 is arranged between the first through hole 3 and the sinking groove 8 at the top end of the face cover 1, and the bolt 7 is detachably connected with the face cover 1 through the threaded hole 12.

The working principle is as follows: when the circuit breaker is used, the bottom end of the face cover 1 is required to be clamped at the top end of the circuit breaker, a circuit breaker switch passes through the first through hole 3, the switch state of the circuit breaker is judged by observing the mark of the switch board 2, at the moment, a screw is placed inside the connecting hole 10, the screw passes through the clamping block, the bottom end of the screw can be screwed into the top end of the circuit breaker, after the screws are screwed into the four groups of connecting holes 10, the face cover 1 is fixedly installed at the top end of the circuit breaker, when a wire is required to be installed at a wiring end of the circuit breaker, the bottom end of the screwdriver can be matched with a wiring end bolt of the circuit breaker by penetrating the screwdriver through the round hole 9, after the wire is installed, an external object is not easy to contact with the wire through the round hole 9, the label paper is attached to the bottom end of the transparent panel 5, the clamping frame, so that the transparent panel 5 attaches the label paper to the top end of the face cover 1, and the label paper is not easy to damage.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a moulded case circuit breaker face lid, includes face lid (1), its characterized in that: the top end of the face cover (1) is provided with a switch board (2), a first through hole (3) is arranged inside the switch board (2), the top end of the face cover (1) is positioned at the outer side of the switch board (2) and is connected with a clamping frame (4), a second through hole (6) matched with the switch board (2) is arranged in the clamping frame (4), transparent panels (5) are arranged inside the clamping frame (4) and positioned at two sides of the second through hole (6), and one end of the inside of the clamping frame (4) positioned at the transparent panel (5) is provided with a bolt (7), two ends of the surface cover (1) are provided with a sink groove (8), a round hole (9) is arranged in the sinking groove (8), a connecting hole (10) is arranged at one side of the top end of the surface cover (1) which is positioned in the sinking groove (8), and the bottom end of the surface cover (1) is provided with a lead frame (11) at the bottom end of the sinking groove (8).

2. The molded case circuit breaker cover as claimed in claim 1, wherein: the clamping frame (4) is connected with the switch board (2) in a clamping mode through the second through hole (6), and the clamping frame (4) is detachably connected with the face cover (1) through the bolt (7).

3. The molded case circuit breaker cover as claimed in claim 1, wherein: the number of the sinking grooves (8) is six groups, the six groups of the sinking grooves (8) are equidistantly distributed at two ends of the face cover (1), and one end of each sinking groove (8) is of an arc-shaped structure.

4. The molded case circuit breaker cover as claimed in claim 1, wherein: the novel face cover is characterized in that clamping blocks convenient for mounting screws are arranged inside the connecting holes (10), the number of the connecting holes (10) is four, and the four groups of connecting holes (10) are symmetrically arranged relative to the longitudinal central axis of the face cover (1).

5. The molded case circuit breaker cover as claimed in claim 1, wherein: the top ends of the lead frames (11) are communicated through the round holes (9), and the bottom ends of the lead frames (11) are of an open structure.

6. The molded case circuit breaker cover as claimed in claim 1, wherein: the top of face lid (1) is located and is provided with screw hole (12) that match with bolt (7) between first through-hole (3) and heavy groove (8), bolt (7) can be dismantled through screw hole (12) with face lid (1) and be connected.