CN218447745U

CN218447745U - Residual current circuit breaker

Info

Publication number: CN218447745U
Application number: CN202222722342.7U
Authority: CN
Inventors: 林少玲
Original assignee: Wenzhou Xika Electrical Co ltd
Current assignee: Wenzhou Xika Electrical Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-02-03
Anticipated expiration: 2032-10-17

Abstract

The utility model relates to an earth leakage protection field discloses an earth leakage circuit breaker, including shell fixed establishment, the inside terminal surface joint down of shell fixed establishment is provided with outage mechanism, shell fixed establishment includes the frame, outage mechanism includes the watchcase, watchcase side end face center department has seted up four and has advanced the electric hole, four it is equipped with the bolt to advance the equal thread bush of inside up end of electric hole, terminal surface both sides are close to the edge and go out and have all seted up the draw-in groove under the watchcase. The utility model discloses in, when carrying out the connection of electric lines after accomplishing in order to prevent this equipment fixing, so direct through with electric wire male mode then carry out the fixing of this equipment to the electric wire with the screwdriver for avoiding appearing too much artificial contact, in order to avoid appearing the condition emergence that appears closing after the tripping operation, set up reset button in the upper end of this product in order to let operating personnel know whether to have set up the pilot lamp on it still a bit.

Description

Leakage circuit breaker

Technical Field

The utility model relates to an earth leakage protection field especially relates to an earth leakage circuit breaker.

Background

The residual current circuit breaker is a circuit protection device which can automatically trip when electric leakage occurs or human electric shock occurs, and if electric appliances or equipment are connected in series, the equipment can also cut off power without damaging other equipment.

Present earth leakage protection device all is that some can be look for under the eave of dress outside more and shelter from the wind that prevents and shine, but exists nevertheless the long earth leakage protection ware can appear the quality problems for a long time to lead to can not be used for a long time and a lot of problems can appear, consequently, technical staff in the field provides an earth leakage circuit breaker, with the problem of proposing in solving above-mentioned background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the electric leakage circuit breaker that proposes, this equipment at first install shell mechanism when installing, fix the place at this product of will installing with the expansion screw earlier with shell mechanism, then fix the inside at shell fixed establishment through fixture block and draw-in groove with outage mechanism.

In order to achieve the above purpose, the utility model provides a following technical scheme: the leakage circuit breaker comprises a shell fixing mechanism, wherein a power-off mechanism is clamped and arranged on the lower end face in the shell fixing mechanism, and the shell fixing mechanism comprises a frame;

the power-off mechanism comprises a meter shell, wherein four electricity inlet holes are formed in the center of one side end face of the meter shell, bolts are sleeved on the upper end faces of the inner parts of the four electricity inlet holes in a threaded manner, and clamping grooves are formed in the two sides of the lower end face of the meter shell, which are close to the edges;

through the technical scheme, the wire inlet wire harness hole and the wire outlet wire harness hole are respectively formed in the two sides of the shell fixing mechanism for the convenience of outputting and inputting wires through the shell fixing mechanism.

Furthermore, a rotating structure is fixedly arranged on the upper end face of one side of the frame, and a cover plate is fixedly arranged on the end face of one side of the rotating structure;

through above-mentioned technical scheme, for convenience of follow-up after the installation is accomplished, so this equipment is provided with the apron in convenient user of service when the tripping operation condition appears.

Furthermore, clamping blocks are fixedly arranged on two sides of the upper end surface of the bottom of the frame, and two rivet holes are formed in the upper end surface of the bottom of the frame, close to the two sides of each clamping block;

through the technical scheme, in order to avoid the situation that the shell fixing mechanism is unstable, the clamping groove in the bottom of the shell fixing mechanism is provided with the clamping block to be connected with the power-off mechanism conveniently, and a plurality of rivet holes are formed around the clamping block to be additionally installed and fixed.

Furthermore, a wire inlet wiring harness hole is fixedly formed in the position, close to the lower portion, of the end face of one side of the frame, and a wire outlet wiring harness hole is fixedly formed in the position, close to the lower portion, of the end face of the other side of the frame;

through the technical scheme, the situation that the input and output wires are wound too much is prevented.

Furthermore, a rotating shaft is arranged at the center of the upper end face of the watch case, and a welding block is fixedly arranged on the end face of one side of the rotating shaft;

through the technical scheme, the rotating mechanism is arranged on the end face of one side of the cover plate for facilitating users to open the cover plate for checking in the use process in the future.

Furthermore, a reset button is fixedly arranged on one side of the upper end surface of the watchcase far away from the rotating shaft;

through the technical scheme, in order to prevent the condition of tripping operation in the use process in the future, the reset button is specially arranged on one side of the rotating shaft, so that the user can conveniently close the switch.

Furthermore, an indicator light is fixedly arranged on the other side of the upper end surface of the watch case close to the rotating shaft, and four adjusting holes are formed in the upper end surface of one side of the watch case;

through above-mentioned technical scheme, for the convenience during subsequent installation input line and output line connect this equipment all be provided with movable copper billet top in a plurality of electric holes of advancing of this equipment and can directly let the electric wire be connected with this equipment through the bolt.

Furthermore, the lower end surfaces of the four bolts are fixedly connected with movable copper blocks, and the lower ends of the inner parts of the four power inlet holes, which are close to the movable copper blocks, are fixedly provided with fixed copper blocks;

through above-mentioned technical scheme, appear a wiring hole in order to prevent that the follow-up condition of many electric wires from appearing when adding the line that appears, so this equipment advances the electric hole and goes out the electricity and go out and all set up four.

The utility model discloses following beneficial effect has:

1. the utility model provides a pair of residual current circuit breaker, in order to prevent to appear when this equipment fixing carries out the connection of electric lines after accomplishing, so direct through then carrying out the fastening bolt with the screwdriver through with electric wire male mode and carrying out the fixing of this equipment to the electric wire for avoiding appearing too much artificial contact.

2. The utility model provides a pair of leakage circuit breaker, in order to let this equipment avoid appearing the condition that the wind blows the sun when the outside installation, set up shell fixed establishment specially around this equipment and can play isolated effect.

3. The utility model provides a pair of residual current circuit breaker, in order to avoid appearing the condition emergence that closes after the tripping operation, set up reset button in the upper end of this product and in order to let operating personnel know whether to have set up the pilot lamp on it still a bit.

Drawings

Fig. 1 is an overall isometric view of a residual current circuit breaker according to the present invention;

fig. 2 is an axonometric view of the power-off mechanism of the residual current circuit breaker according to the present invention;

fig. 3 is a front sectional view of a casing fixing mechanism of the residual current circuit breaker according to the present invention;

fig. 4 is the utility model provides a creepage breaker's shell fixed establishment cuts open and looks axonometric drawing.

Illustration of the drawings:

1. a housing securing mechanism; 1001. a frame; 1002. a cover plate; 1003. a clamping block; 1004. a rotating structure; 1005. a wire inlet harness hole; 1006. a wire outlet bundle hole; 1007. rivet holes; 2. a power-off mechanism; 2001. a watch case; 2002. an indicator light; 2003. a reset button; 2004. a rotating shaft; 2005. welding the blocks; 2006. an adjustment hole; 2007. a power inlet hole; 2008. a movable copper block; 2009. a bolt; 2010. fixing the copper block; 2011. a clamping groove.

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. 1-4, the present invention provides an embodiment: a leakage circuit breaker comprises a shell fixing mechanism 1, in order to prevent the situation that a power-off mechanism 2 is exposed outside, the lower end face in the shell fixing mechanism 1 is provided with the power-off mechanism 2 in a clamping mode, and in order to enable the shell fixing mechanism 1 to have more functions, the shell fixing mechanism 1 comprises a frame 1001;

the power-off mechanism 2 comprises a watchcase 2001, in order to prevent the situation that the electric wire is wound, four power inlet holes 2007 are formed in the center of one side end face of the watchcase 2001, in order to prevent the electric wire from falling off after being connected with the device, bolts 2009 are screwed on the upper end faces of the four power inlet holes 2007, and in order to make the power-off mechanism 2 more firmly, clamping grooves 2011 are formed in the two sides of the lower end face of the watchcase 2001 close to the edge.

Frame 1001 one side up end is fixed to be provided with rotating-structure 1004, rotating-structure 1004 one side end is fixed to be provided with apron 1002, for convenient subsequent after the installation is accomplished, convenient user of service looks over this equipment and is provided with apron 1002 when tripping operation condition appears, frame 1001 bottom up end both sides are all fixed to be provided with fixture block 1003, frame 1001 bottom up end is close to fixture block 1003 both sides and has all seted up two rivet holes 1007, so set up fixture block 1003 convenient and power off mechanism 2 in the bottom and go up draw-in groove 2011 and be connected in order to let shell fixed establishment 1 can not appear fixed unstable condition, still seted up a plurality of rivet holes 1007 around fixture block 1003 and installed fixedly additional.

Frame 1001 one side terminal surface is close to the department fixed 1005 and is provided with the electricity and advances the pencil hole, frame 1001 other side terminal surface is close to the department fixed pencil hole 1006 that is provided with, in order to prevent the condition that too many the winding appears of input and output electric wire, watchcase 2001 upper end center department is provided with axis of rotation 2004, axis of rotation 2004 one side terminal surface is fixed and is provided with welding block 2005, in order to make things convenient for the user of convenience to open the apron 1002 in the use in the future and look over at apron 1002 one side terminal surface and has set up rotating-structure 1004.

The reset button 2003 is fixedly arranged on one side of the upper end face of the watchcase 2001, which is far away from the rotating shaft 2004, in order to prevent tripping in the use process in the future, the reset button 2003 is specially arranged on one side of the rotating shaft 2004 in order to facilitate closing by a user, the indicator lamp 2002 is fixedly arranged on the other side of the upper end face of the watchcase 2001, four adjusting holes 2006 are formed in the upper end face of one side of the watchcase 2001, the movable copper blocks 2008 are arranged inside the plurality of power inlet holes 2007 of the device in order to facilitate connection of an input line and an output line with the device, the tops of the movable copper blocks 2008 are directly connected with the device through bolts 2009, the movable copper blocks 2008 are fixedly connected to the lower end faces of the four bolts 2009, the fixed copper blocks 2010 are fixedly arranged at the lower ends inside the four power inlet holes 2007, which are close to the movable copper blocks 2008, and the condition that a plurality of electric wires appear in one wiring hole in order to prevent adding wires in the future appears, four power inlet holes 2007 and outlet holes of the device are arranged.

The working principle is as follows: firstly, the shell fixing mechanism 1 of the device is fixed on the wall surface through a rivet hole 1007 in the shell fixing mechanism 1, after the fixing is completed, the power-off mechanism 2 is fixed with a fixture block 1003 in the shell fixing mechanism 1 in a sliding mode through a clamping groove 2011 on the power-off mechanism 2, then a wire to be connected is inserted into a power inlet hole 2007 through a wire inlet bundle hole 1005, and then a screwdriver is used for screwing a bolt 2009 out of a wire outlet bundle hole 1006.

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. An earth leakage circuit breaker, comprising a housing fixing mechanism (1), characterized in that; the lower end face in the shell fixing mechanism (1) is provided with a power-off mechanism (2) in a clamping manner, and the shell fixing mechanism (1) comprises a frame (1001);

the power-off mechanism (2) comprises a watchcase (2001), four electricity inlet holes (2007) are formed in the center of one side end face of the watchcase (2001), bolts (2009) are respectively sleeved on the upper end faces of the four electricity inlet holes (2007) in a threaded mode, and clamping grooves (2011) are respectively formed in the two sides of the lower end face of the watchcase (2001) close to the edge.

2. A residual current circuit breaker as claimed in claim 1, characterized in that: the upper end face of one side of the frame (1001) is fixedly provided with a rotating structure (1004), and the end face of one side of the rotating structure (1004) is fixedly provided with a cover plate (1002).

3. A residual current circuit breaker as claimed in claim 1, characterized in that: clamping blocks (1003) are fixedly arranged on two sides of the upper end face of the bottom of the frame (1001), and two rivet holes (1007) are formed in the upper end face of the bottom of the frame (1001) close to the two sides of the clamping blocks (1003).

4. A residual current circuit breaker as claimed in claim 1, characterized in that: the cable connector is characterized in that a wire inlet wiring harness hole (1005) is fixedly formed in the position, close to the lower portion, of the end face of one side of the frame (1001), and a wire outlet wiring harness hole (1006) is fixedly formed in the position, close to the lower portion, of the end face of the other side of the frame (1001).

5. A residual current circuit breaker as claimed in claim 1, characterized in that: a rotating shaft (2004) is arranged at the center of the upper end face of the watch case (2001), and a welding block (2005) is fixedly arranged on one side end face of the rotating shaft (2004).

6. A residual current circuit breaker as claimed in claim 1, characterized in that: a reset button (2003) is fixedly arranged on one side of the upper end surface of the watchcase (2001) far away from the rotating shaft (2004).

7. A residual current circuit breaker as claimed in claim 1, characterized in that: an indicator lamp (2002) is fixedly arranged on the other side of the upper end face of the watchcase (2001) close to the rotating shaft (2004), and four adjusting holes (2006) are formed in the upper end face of one side of the watchcase (2001).

8. A residual current circuit breaker as claimed in claim 1, characterized in that: the lower end faces of the four bolts (2009) are fixedly connected with movable copper blocks (2008), and the lower ends of the four inner portions of the electricity inlet holes (2007) close to the movable copper blocks (2008) are fixedly provided with fixed copper blocks (2010).