CN110634711B

CN110634711B - Circuit breaker with split type lock catch tripping mechanism

Info

Publication number: CN110634711B
Application number: CN201810657280.1A
Authority: CN
Inventors: 金浩; 金宝洁; 何伟; 闫昌干; 叶伟; 林俞先
Original assignee: Zhongwang Electric Power Technology Co ltd
Current assignee: Zhongwang Electric Power Technology Co ltd
Priority date: 2018-06-25
Filing date: 2018-06-25
Publication date: 2021-07-30
Anticipated expiration: 2038-06-25
Also published as: CN110634711A

Abstract

The invention relates to the technical field of circuit breakers and discloses a circuit breaker with a split type lock catch tripping mechanism, which comprises a circuit breaker shell, wherein both sides of the circuit breaker shell are fixedly connected with a fixed seat and a supporting seat, the outer sides of the two fixed seats and the supporting seat are respectively provided with a positioning hole, the outer sides of the two fixed seats are respectively fixedly connected with a clamp, the outer sides of the two supporting seats are respectively fixedly connected with a handle, and the inner sides of the two handles are respectively fixedly connected with a positioning seat. This take split type hasp tripping device's circuit breaker, through promoting the handle in the circuit ware shell outside supporting seat outside, thereby the swing joint on the positioning seat drives the peg of the inside of stopper with the bull stick rotation, inside the checkpost in the peg embedding fixing base outside, set nut and stop nut cooperate and fix the position of peg at the stopper, reach the components of a whole that can function independently around the circuit breaker shell, utilize hasp and dropout to assemble and dismantle, the person of facilitating the use uses.

Description

Circuit breaker with split type lock catch tripping mechanism

Technical Field

The invention relates to the technical field of circuit breakers, in particular to a circuit breaker with a split type lock catch tripping mechanism.

Background

The circuit 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 predetermined time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the use range thereof, and the division of the high-voltage and low-voltage boundary lines is relatively fuzzy, and generally called a high-voltage electric appliance with a voltage of 3kV or more.

The circuit breaker generally comprises contact system, arc extinguishing system, operating device, release and shell etc. and current circuit breaker all is a whole components of a whole body that can not divide the body, can improve the degree of difficulty for equipment and maintenance, and danger can appear in the overheated meeting of inside equipment, and the circuit breaker has appeared the problem and can have brought and can arouse the conflagration to bring unnecessary calamity, so provides a circuit breaker of taking split type hasp tripping device to solve the above-mentioned problem that proposes.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the circuit breaker with the split type lock catch tripping mechanism, which has the advantages of a split type lock catch structure and solves the problems that the existing circuit breakers are not split as a whole, the assembly and maintenance difficulty is increased, the internal equipment is overheated, danger is generated, and the circuit breaker is damaged, so that fire disasters are caused and unnecessary disasters are caused.

(II) technical scheme

In order to achieve the purpose of the split type lock catch structure, the invention provides the following technical scheme: a circuit breaker with a split type lock catch tripping mechanism comprises a circuit breaker shell, wherein both sides of the circuit breaker shell are fixedly connected with a fixed seat and a supporting seat, positioning holes are formed in the outer sides of the two fixed seats and the supporting seat, clips are fixedly connected to the outer sides of the two fixed seats, handles are fixedly connected to the outer sides of the two supporting seats, positioning seats are fixedly connected to the inner sides of the two handles, movable joints are fixedly connected to the outer parts of the two positioning seats, rotating rods are fixedly connected to the inner parts of the two movable joints, limiting heads are fixedly connected to the front side and the back side of each handle, hanging rods are fixedly connected to the inner parts of the two limiting heads, positioning nuts and limiting nuts are fixedly connected to the outer parts of the two hanging rods, a protective shell is fixedly connected to the bottom of the circuit breaker shell, and a connecting rod is fixedly connected to the inner part of the protective shell, two the equal fixedly connected with push rod in bottom of connecting rod, the top fixedly connected with rotary rod of connecting rod, the outside fixedly connected with rotary rod checkpost of rotary rod, the top fixedly connected with plectrum of rotary rod checkpost, the top fixedly connected with contact of connection piece, the back fixedly connected with copper coil of contact, the bottom fixedly connected with support frame of copper coil, the top fixedly connected with arc chute of support frame, two cassettes of top fixedly connected with of support frame, two the equal fixedly connected with set screw in inside of cassette, the screw thread mouth has been seted up to the inside of circuit breaker shell, the inside fixedly connected with screw of screw thread mouth.

Preferably, the circuit breaker shell includes preceding shell and back shell, the equal fixedly connected with supporting seat in the left and right sides of preceding shell, the equal fixedly connected with fixing base in the left and right sides of back shell.

Preferably, the positioning holes are formed in four top corners of the fixing seat and the supporting seat, and the clips are in a barb shape.

Preferably, two the handle is "Y" font, and the handle includes linking arm and holding arm, and the bottom fixed connection of linking arm is in the outside of supporting seat, and holding arm fixed connection is in the outside of linking arm.

Preferably, the positioning seat is concave in the middle part which is convex up and down, the concave part is circular, and the inner side of the movable joint is fixedly connected with the outer part of the positioning seat.

Preferably, the rotating rod penetrates through the connecting arm, the movable joint and the hanging rod of the handle, and the bottom end of the hanging rod is provided with threads.

Preferably, the bottoms of the two connecting rods are inserted into the push rod, the tops of the two connecting rods are sleeved with the outer portion of the rotating rod, and the rotating rod, the shifting piece, the connecting piece and the contact are clamped with each other.

Preferably, the rotating rod clip comprises a fixing plate and a fixing ring, the outer parts of the two fixing rings are fixedly connected with the bottom of the fixing plate, and the rotating rod penetrates through the two fixing rings.

Preferably, the support frame comprises a bottom plate and two support plates, the front surface of the bottom plate is fixedly connected with the back surface of the arc extinguishing grid, and the front surfaces of the support plates are fixedly connected with the back surface of the clamping seat.

(III) advantageous effects

Compared with the prior art, the invention provides a circuit breaker with a split type lock catch tripping mechanism, which has the following beneficial effects:

1. this take split type hasp tripping device's circuit breaker, drive the connecting rod through promoting the push rod, the connecting rod drives the inside rotary rod of rotary rod checkpost, the rotary rod drives the plectrum, the plectrum drives the connection piece, the connection piece makes contact copper coil, the inside arc extinguishing bars of cassette and set screw fixed support frame, the screw fixed support frame, reach and to close, bear and open and close the electric current under the normal loop condition and can close, bear and open and close the electric current under the unusual loop condition in the time of regulation, thereby the person of facilitating the use uses.

2. This take split type hasp tripping device's circuit breaker, through promoting the handle in the circuit ware shell outside supporting seat outside, thereby the swing joint on the positioning seat drives the peg of the inside of stopper with the bull stick rotation, inside the checkpost in the peg embedding fixing base outside, set nut and stop nut cooperate and fix the position of peg at the stopper, reach the components of a whole that can function independently around the circuit breaker shell, utilize hasp and dropout to assemble and dismantle, the person of facilitating the use uses.

Drawings

FIG. 1 is a top view of the structure of the present invention;

fig. 2 is a side view of the structure of the present invention.

In the figure: the circuit breaker comprises a circuit breaker shell 1, a fixed seat 2, a supporting seat 3, a positioning hole 4, a clamp 5, a handle 6, a positioning seat 7, a movable joint 8, a rotating rod 9, a limiting head 10, a hanging rod 11, a positioning nut 12, a limiting nut 13, a protective shell 14, a connecting rod 15, a push rod 16, a rotating rod 17, a rotating rod clamp 18, a shifting piece 19, a connecting piece 20, a contact 21, a copper coil 22, an arc extinguishing grid 23, a supporting frame 24, a clamping seat 25, a positioning screw 26, a threaded hole 27 and a screw 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a circuit breaker with a split type latch tripping mechanism comprises a circuit breaker housing 1, wherein the circuit breaker housing 1 comprises a front housing and a rear housing, the left side and the right side of the front housing are both fixedly connected with a supporting seat 3, the left side and the right side of the rear housing are both fixedly connected with a fixed seat 2, the two sides of the circuit breaker housing 1 are both fixedly connected with a fixed seat 2 and a supporting seat 3, the outer sides of the two fixed seats 2 and the supporting seat 3 are both provided with positioning holes 4, the positioning holes 4 are arranged at the four vertex angles of the fixed seats 2 and the supporting seat 3, the outer sides of the two fixed seats 2 are both fixedly connected with clips 5, the clips 5 are in a barb shape, the outer sides of the two supporting seats 3 are both fixedly connected with handles 6, the two handles 6 are in a Y shape, each handle 6 comprises a connecting arm and a holding arm, the bottom of the connecting arm is fixedly connected with the outer side of the supporting seat 3, the holding arm is fixedly connected to the outer side of the connecting arm, the inner sides of the two handles 6 are fixedly connected with the positioning seats 7, the positioning seats 7 are vertically protruded and are sunken in the middle parts, the sunken parts are circular, the inner sides of the movable joints 8 are fixedly connected with the outer parts of the positioning seats 7, the outer parts of the two positioning seats 7 are fixedly connected with the movable joints 8, the inner parts of the two movable joints 8 are fixedly connected with the rotating rod 9, the rotating rod 9 penetrates through the connecting arm, the movable joints 8 and the hanging rod 11 of the handles 6, the front and the back of the handles 6 are fixedly connected with the limiting heads 10, the inner parts of the two limiting heads 10 are fixedly connected with the hanging rod 11, the bottom end of the hanging rod 11 is provided with threads, the outer parts of the two hanging rods 11 are fixedly connected with the positioning nuts 12 and the limiting nuts 13, the bottom of the breaker shell 1 is fixedly connected with the protective shell 14, and the inner parts of the protective shell 14 are fixedly connected with the connecting rod 15, the bottom of two connecting rods 15 is inserted into the inside of a push rod 16, the tops of the two connecting rods 15 and the outside of a rotary rod 17 are sleeved, the rotary rod 17, a shifting piece 19, a connecting piece 20 and a contact 21 are clamped with each other, the bottoms of the two connecting rods 15 are both fixedly connected with the push rod 16, the top of the connecting rod 15 is fixedly connected with the rotary rod 17, the outside of the rotary rod 17 is fixedly connected with a rotary rod clip 18, the rotary rod clip 18 comprises a fixed plate and a fixed ring, the outside of the two fixed rings and the bottom of the fixed plate are fixedly connected, the rotary rod 17 penetrates through the two fixed rings, the top of the rotary rod clip 18 is fixedly connected with the shifting piece 19, the top of the connecting piece 20 is fixedly connected with the contact 21, the back of the contact 21 is fixedly connected with a copper coil 22, the bottom of the copper coil 22 is fixedly connected with a supporting frame 24, and the supporting frame 24 comprises a bottom plate and two supporting plates, the front of bottom plate and the back fixed connection of arc chute 23, the front of backup pad and the back fixed connection of cassette 25, the top fixedly connected with arc chute 23 of support frame 24, two cassettes 25 of the top fixedly connected with of support frame 24, two the equal fixedly connected with set screw 26 in the inside of cassette 25, screw thread mouth 27 has been seted up to the inside of circuit breaker housing 1, the inside fixedly connected with screw 28 of screw thread mouth 27.

When in use, the push rod 16 is pushed to drive the connecting rod 15, the connecting rod 15 drives the rotating rod 17 in the rotating rod clip 18, the rotating rod 17 drives the shifting piece 19, the shifting piece 19 drives the connecting piece 20, the connecting piece 20 enables the contact 21 to contact the copper coil 22, the clamping seat 25 and the positioning screw 26 fix the arc-extinguishing grid 23 in the supporting frame 24, the screw 28 fixes the supporting frame 24, the current under the normal loop condition can be closed, carried and opened, and the current under the abnormal loop condition can be closed and opened within the specified time, the movable joint 8 and the rotating rod 9 on the positioning seat 7 can be rotated to drive the hanging rod 11 in the limiting head 10 by pushing the handle 6 outside the supporting seat 3 outside the circuit device shell 1, the hanging rod 11 is embedded in the clip 5 outside the fixing seat 2, the positioning nut 12 is matched with the limiting nut 13 to fix the position of the hanging rod 11 on the limiting head 10, the front and the back of the shell 1 of the circuit breaker are separated, and the shell is assembled and disassembled by utilizing the lock catch and the release, so that the circuit breaker is convenient for a user to use.

In summary, in the circuit breaker with the split type lock catch tripping mechanism, the push rod 16 is pushed to drive the connecting rod 15, the connecting rod 15 drives the rotating rod 17 in the rotating rod clip 18, the rotating rod 17 drives the shifting sheet 19, the shifting sheet 19 drives the connecting sheet 20, the connecting sheet 20 enables the contact 21 to contact the copper coil 22, the clamping seat 25 and the positioning screw 26 fix the arc-extinguishing grid 23 in the supporting seat 24, the screw 28 fixes the supporting seat 24, so as to achieve the purposes of closing, bearing and opening current under the normal loop condition and closing, bearing and opening current under the abnormal loop condition in the specified time, the movable joint 8 and the rotating rod 9 on the positioning seat 7 are pushed to drive the hanging rod 11 in the limiting head 10 by pushing the handle 6 outside the supporting seat 3 outside the circuit breaker shell 1, the hanging rod 11 is embedded in the clip 5 outside the fixing seat 2, and the positioning nut 12 and the limiting nut 13 are matched to fix the position of the hanging rod 11 in the limiting head 10, the components of a whole that can not divide into parts, can improve the degree of difficulty for equipment and maintenance, and danger can appear in the overheated meeting of inside equipment to have solved current circuit breaker, and the problem has appeared and has brought the problem that can arouse the conflagration and bring the unnecessary calamity that reaches circuit breaker housing 1 front and back components of a whole that can not divide into parts, and the person of facilitating the use uses.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take split type hasp tripping device's circuit breaker, includes circuit breaker shell (1), its characterized in that: the circuit breaker comprises a breaker shell (1), wherein fixing seats (2) and supporting seats (3) are fixedly connected to two sides of the breaker shell (1), positioning holes (4) are formed in the outer sides of the two fixing seats (2) and the supporting seats (3), clamps (5) are fixedly connected to the outer sides of the two fixing seats (2), handles (6) are fixedly connected to the outer sides of the two supporting seats (3), positioning seats (7) are fixedly connected to the inner sides of the two handles (6), movable joints (8) are fixedly connected to the outer parts of the two positioning seats (7), rotating rods (9) are fixedly connected to the inner parts of the two movable joints (8), limiting heads (10) are fixedly connected to the front and the back of each handle (6), hanging rods (11) are fixedly connected to the inner parts of the two limiting heads (10), and positioning nuts (12) and limiting nuts (13) are fixedly connected to the outer parts of the two hanging rods (11), the bottom of the breaker shell (1) is fixedly connected with a protective shell (14), the inside of the protective shell (14) is fixedly connected with connecting rods (15), the bottoms of the two connecting rods (15) are both fixedly connected with push rods (16), the top of the connecting rod (15) is fixedly connected with a rotating rod (17), the outside of the rotating rod (17) is fixedly connected with a rotating rod clip (18), the top of the rotating rod clip (18) is fixedly connected with a shifting piece (19), the top of a connecting piece (20) is fixedly connected with a contact (21), the back of the contact (21) is fixedly connected with a copper coil (22), the bottom of the copper coil (22) is fixedly connected with a support frame (24), the top of the support frame (24) is fixedly connected with an arc extinguishing grid (23), the top of the support frame (24) is fixedly connected with two clamping seats (25), and the inside of the two clamping seats (25) is both fixedly connected with a positioning screw (26), thread opening (27) are seted up to the inside of circuit breaker shell (1), the inside fixedly connected with screw (28) of thread opening (27).

2. The circuit breaker with split type latch tripping mechanism of claim 1, characterized in that: breaker housing (1) is including preceding shell and back shell, the equal fixedly connected with supporting seat (3) of the left and right sides of preceding shell, the equal fixedly connected with fixing base (2) of the left and right sides of back shell.

3. The circuit breaker with split type latch tripping mechanism of claim 1, characterized in that: the positioning holes (4) are arranged at four top corners of the fixed seat (2) and the supporting seat (3), and the clips (5) are in a barb shape.

4. The circuit breaker with split type latch tripping mechanism of claim 1, characterized in that: two handle (6) are "Y" font, and handle (6) include linking arm and hold the arm, and the bottom fixed connection of linking arm is in the outside of supporting seat (3), holds the outside of arm fixed connection at the linking arm.

5. The circuit breaker with split type latch tripping mechanism of claim 1, characterized in that: the positioning seat (7) is vertically protruded outwards, the middle part of the positioning seat is sunken, the sunken part is circular, and the inner side of the movable joint (8) is fixedly connected with the outer part of the positioning seat (7).

6. The circuit breaker with split type latch tripping mechanism of claim 1, characterized in that: the rotating rod (9) penetrates through a connecting arm of the handle (6), the movable connector (8) and the hanging rod (11), the bottom end of the hanging rod (11) is provided with threads, and the hanging rod (11) penetrates through the limiting head (10), the positioning nut (12) and the limiting nut (13).

7. The circuit breaker with split type latch tripping mechanism of claim 1, characterized in that: the bottom of two connecting rods (15) is inserted into the inside of push rod (16), the tops of two connecting rods (15) and the outside of rotary rod (17) are sleeved, and rotary rod (17), poking piece (19), connecting piece (20) and contact (21) are mutually clamped.

8. The circuit breaker with split type latch tripping mechanism of claim 1, characterized in that: the rotary rod clamp (18) comprises a fixing plate and fixing rings, the outer parts of the two fixing rings are fixedly connected with the bottom of the fixing plate, and the rotary rod (17) penetrates through the two fixing rings.

9. The circuit breaker with split type latch tripping mechanism of claim 1, characterized in that: the supporting frame (24) comprises a bottom plate and two supporting plates, the front surface of the bottom plate is fixedly connected with the back surface of the arc extinguishing grid (23), and the front surfaces of the supporting plates are fixedly connected with the back surface of the clamping seat (25).