CN214956699U

CN214956699U - Remote electric operation module for miniature circuit breaker

Info

Publication number: CN214956699U
Application number: CN202121244044.0U
Authority: CN
Inventors: 吴其勇; 刘文盛; 庄娘设; 吴其忠; 何燕荣
Original assignee: Zhuhai Dianmo Technology Co ltd
Current assignee: Zhuhai Dianmo Technology Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-30
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses a long-range electrically operated module for miniature circuit breaker relates to circuit breaker technical field. The utility model has the advantages that the convenient fixing function is realized by arranging the base, the locking eccentric wheel, the gear motor, the driving wheel, the first boss, the second boss, the pushing groove, the crank, the lug, the connecting rod, the handle, the shifting fork, the circuit board, the photoelectric switch of the driving wheel, the photoelectric switch of the shifting fork and the groove, the clamping and loosening actions are realized by the locking eccentric wheel, the fixed installation is convenient, the operation is simple and rapid, the crank is matched with the connecting rod to drive the shifting fork to slide to push the operating handle to close and open the brake, the working stroke of the micro breaker is consistent with the stroke of the operating handle of the micro breaker, the photoelectric switch is adopted to sense the opening and closing signals, the automatic control is realized, due to the characteristics of the crank connecting rod, the motor can drive the handle sliding block to reciprocate without rotating forwards and backwards, the complexity of a control circuit is reduced, manual brake closing and opening cannot be hindered, the manual brake closing and opening device has a manual operation function, and the operation is more flexible.

Description

Remote electric operation module for miniature circuit breaker

Technical Field

The utility model relates to a circuit breaker technical field specifically is a long-range electrically operated module for miniature circuit breaker.

Background

The circuit breaker is to playing the switching device who has safety protection and bear the weight of the function of opening and shutting the electric current in distribution system, also can possess the safety protection function usually, along with the development progress of science and technology, information technology intellectuality becomes the mainstream of times gradually, therefore distribution system also more and more tends to the intellectuality, but in some old and old urban areas, the building distribution system's of old and old building intelligent construction is still a problem, if upgrade the transformation intelligent distribution system to it comprehensively, not only need carry out the cost that comprehensively changes to switch and circuit higher but also can cause long-time outage, seriously influence people's life and production.

Some prior art electric operating modules for miniature circuit breakers have drawbacks: 1. the operating mechanism adopts screw drive to push a handle of the circuit breaker to close and open the brake, and the motor is shut down after overload occurs after the motor current reaches a brake closing position, so that the handle of the circuit breaker is actually stressed, and the circuit breaker can be damaged after long-term use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a long-range electrically operated module for miniature circuit breaker to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a remote electric operating module for a miniature circuit breaker comprises an operating module body and the miniature circuit breaker, wherein the operating module body is clamped on the surface of the miniature circuit breaker, the operating module body comprises a base, a surface cover is fixedly arranged on the surface of the base through screws, a locking eccentric wheel is arranged at the top of the left side of the base, a speed reducing motor is fixedly arranged at the left side of the inner wall of the base, an output shaft of the speed reducing motor is fixedly connected with a driving wheel, the top and the bottom of the driving wheel are respectively and fixedly connected with a first boss and a second boss, a push groove is formed in the bottom of the surface of the driving wheel, a crank is movably connected at the axis of the driving wheel through a fixing pin, a lug matched with the push groove is fixedly connected at the bottom of the crank, a connecting rod is rotatably connected at one end of the crank through a connecting rod screw, and a handle is movably connected at the top end of the connecting rod, the bottom fixed mounting of handle has the shift fork, the right side of base is provided with the circuit board, the right side that just is located the drive wheel on the circuit board is provided with the drive wheel photoelectric switch, the right side that just is located the shift fork on the circuit board is provided with the shift fork photoelectric switch, the rear side of base is opened and is equipped with the recess with miniature circuit breaker's operating surface looks adaptation.

Furthermore, the locking eccentric wheel is made of high-hardness plastic, the clamping teeth are arranged on the edge of the locking eccentric wheel, and the top of the groove is provided with a locking groove matched with the locking eccentric wheel, so that the locking is facilitated, and the fixing stability is enhanced.

Furthermore, the locking hole matched with the locking eccentric wheel is formed in the top of the left side of the face cover, the handle hole matched with the handle is formed in the middle of the face cover, the shifting fork hole matched with the shifting fork is formed in the middle of the groove, tools can be conveniently inserted into the locking eccentric wheel, and the effect of enhancing the moving stability is achieved.

Further, the movable groove has been seted up at the top on connecting rod surface, the fixed column of the middle part fixedly connected with on shift fork surface and movable groove looks adaptation, the fixed column joint is in the middle part at the handle back, the equal fixedly connected with erection column in four corners on shift fork surface, the equal fixedly connected with in four corners at the handle back and the mounting groove of erection column looks adaptation conveniently cooperate the connecting rod to cross the dead point with the crank, easy to assemble and dismantlement, the maintenance of being convenient for.

Further, the top sliding connection on base right side has the padlock piece, the left side of padlock piece is provided with the stopper with shift fork looks adaptation, the draw-in groove with stopper looks adaptation is seted up on shift fork back right side, the right side that just is located the padlock piece on the circuit board is provided with padlock piece photoelectric switch, has the effect of padlock, extracts the padlock piece and carries out the padlock back, and operating module body and circuit board are all by the locking, and the security improves greatly during the maintenance.

Furthermore, a padlock hole matched with the padlock plate is formed in the right side of the face cover, so that the padlock plate can be conveniently pulled out, and the operation is convenient.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the remote electric operation module for the miniature circuit breaker has the advantages that the base, the locking eccentric wheel, the speed reducing motor, the driving wheel, the first boss, the second boss, the pushing groove, the crank, the bump, the connecting rod, the handle, the shifting fork, the circuit board, the driving wheel photoelectric switch, the shifting fork photoelectric switch and the groove are arranged to conveniently fix, the locking eccentric wheel is used for realizing the actions of clamping and loosening, the fixed installation is convenient, the operation is simple and quick, the crank is matched with the connecting rod to drive the shifting fork to slide to push the operating handle to close and open the brake, the working stroke of the crank is consistent with the stroke of the operating handle of the miniature circuit breaker, the photoelectric switch is used for sensing a brake closing and opening signal to realize the automatic control, due to the characteristic of the crank connecting rod, the motor can realize the reciprocating motion of the driving handle sliding block without forward and reverse rotation, the complexity of a control circuit is reduced, and the manual brake closing and opening can not be blocked, the device has the function of manual operation, and the operation is more flexible.

2. This a long-range electrically operated module for miniature circuit breaker has played the effect that has the padlock through setting up padlock piece, stopper and draw-in groove, extracts the padlock piece and carries out the padlock back, and operating module body and circuit board are all by the locking, and the security improves greatly when overhauing.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the locking state of the eccentric wheel of the present invention;

FIG. 2 is a schematic view showing the release state of the eccentric wheel of the present invention;

fig. 3 is an exploded schematic view of the present invention;

fig. 4 is an assembly schematic view of the speed reducing motor, the driving wheel and the crank of the invention;

fig. 5 is a schematic structural diagram of the opening state of the present invention;

fig. 6 is a schematic structural view of the manual opening state of the present invention;

fig. 7 is a schematic structural diagram of the closing state of the present invention;

fig. 8 is a schematic structural diagram of the manual closing state of the present invention;

FIG. 9 is a schematic structural view of the locking plate of the present invention in an unplugged state;

fig. 10 is a schematic structural view of the locking plate of the present invention in an unplugged state.

In the figure: 1. an operating module body; 2. a miniature circuit breaker; 3. a base; 4. a face cover; 5. locking the eccentric wheel; 6. hanging a lock plate; 61. a limiting block; 7. a reduction motor; 8. a drive wheel; 801. a first boss; 802. a second boss; 803. pushing the groove; 9. a crank; 901. a bump; 10. a connecting rod; 11. a connecting rod screw; 12. a handle; 13. a shifting fork; 14. a screw; 15. A circuit board; 1501. a drive wheel photoelectric switch; 1502. a shifting fork photoelectric switch; 1503. a padlock plate photoelectric switch; 16. and (4) a 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.

As shown in fig. 1-8, a remote electric operating module for a miniature circuit breaker comprises an operating module body 1 and a miniature circuit breaker 2, wherein the operating module body 1 is clamped on the surface of the miniature circuit breaker 2, the operating module body 1 comprises a base 3, a surface cover 4 is fixedly mounted on the surface of the base 3 through a screw 14, a locking eccentric wheel 5 is arranged at the top of the left side of the base 3, a speed reducing motor 7 is fixedly mounted at the left side of the inner wall of the base 3, a driving wheel 8 is fixedly connected to an output shaft of the speed reducing motor 7, a first boss 801 and a second boss 802 are respectively and fixedly connected to the top and the bottom of the driving wheel 8, a push groove 803 is formed in the bottom of the surface of the driving wheel 8, a crank 9 is movably connected to the axis of the driving wheel 8 through a fixing pin, a boss 901 matched with the push groove 803 is fixedly connected to the bottom of the crank 9, the one end of crank 9 is rotated through connecting rod screw 11 and is connected with connecting rod 10, the top swing joint of connecting rod 10 has handle 12, the bottom fixed mounting of handle 12 has shift fork 13, the right side of base 3 is provided with circuit board 15, the right side that just is located drive wheel 8 on the circuit board 15 is provided with drive wheel photoelectric switch 1501, the right side that just is located shift fork 13 on circuit board 15 is provided with shift fork photoelectric switch 1502, the rear side of base 3 is opened and is equipped with the recess 16 with miniature circuit breaker 2's operating surface looks adaptation.

Locking eccentric wheel 5 is by adopting high rigidity plastics, the edge of locking eccentric wheel 5 is provided with the latch, the locked groove with locking eccentric wheel 5 looks adaptation is seted up at the top of recess 16, during the use, locking eccentric wheel 5 rotates, drives the latch card and goes into miniature circuit breaker 2's outside, and the locking of being convenient for plays the effect of reinforcing fixed stability.

The locking hole with 5 looks adaptations of locking eccentric wheel is seted up at the left top of face lid 4, the handle hole with 12 looks adaptations of handle is seted up at the middle part of face lid 4, the shift fork hole with 13 looks adaptations of shift fork is seted up at the middle part of recess 16, during the use, the locking hole makes the front end of locking eccentric wheel 5 spill, makes things convenient for during the instrument inserts locking eccentric wheel 5, and the handle hole is convenient for the vertical removal of handle 12, plays reinforcing mobility stability's effect.

The movable groove has been seted up at the top on connecting rod 10 surface, the fixed column of the middle part fixedly connected with on shift fork 13 surface and activity groove looks adaptation, the fixed column joint is in the middle part at the handle 12 back, the equal fixedly connected with erection column in four corners on shift fork 13 surface, the mounting groove of the equal fixedly connected with in four corners and erection column looks adaptation at the handle 12 back, during the use, the movable groove has buffering activity space, plays the effect of compensation connecting rod 10 motion control shift fork 13 shift stroke, conveniently cooperates connecting rod 10 and crank 9 to cross the dead point, and shift fork 13 and handle 12 adopt erection column and mounting groove joint installation, easy to assemble and dismantlement, the maintenance of being convenient for.

The implementation mode is specifically as follows: when the miniature circuit breaker is used, the operation module body 1 is clamped on the miniature circuit breaker 2, the shifting fork 13 is aligned with an operation handle of the miniature circuit breaker 2, a tool is inserted into the locking eccentric wheel 5, the rotating tool drives the locking eccentric wheel 5 to rotate 90 degrees clockwise, the outer diameter of the locking eccentric wheel protrudes out of the groove 16 and presses on the miniature circuit breaker 2, the miniature circuit breaker 2 is clamped in the groove 16 of the base 3, so that clamping and loosening actions are realized, the operation module body 1 is conveniently clamped on the miniature circuit breaker 2 and is convenient to fixedly install, the operation is simple and rapid, when the miniature circuit breaker is electrically switched on, the circuit board 15 of the operation module body 1 sends a driving signal, the speed reducing motor 7 rotates clockwise, the speed reducing motor 7 drives the driving wheel to rotate, the push groove 803 of the driving wheel pushes the lug 901 on the crank 9 to drive the crank 9 to rotate, the crank 9 pushes the shifting fork 13 to vertically slide upwards through the connecting rod 10, when the shifting fork 13 pushes an operating handle of the miniature circuit breaker 2 to shift upwards for closing, when the shifting fork 13 moves to a closing position, the shifting fork 13 cannot shield a shifting fork photoelectric switch 1502, at the moment, a closing state signal is fed back to a circuit board 15 by the shifting fork photoelectric switch 1502, at the moment, the speed reducing motor 7 continues to drive the crank 9 to rotate, the crank 9 crosses a dead point of a connecting rod 10 until a second boss 802 of the driving wheel 8 shields a driving wheel photoelectric switch 1501, the driving wheel photoelectric switch 1501 feeds back a stop signal on the circuit board 15, the circuit board 15 controls the speed reducing motor 7 to stop rotating to complete a closing action, when the brake is electrically opened, the circuit board 15 sends a driving signal, the speed reducing motor 7 rotates clockwise, the speed reducing motor 7 drives the driving wheel to rotate, a pushing groove 803 of the driving wheel pushes a bump 901 on the crank 9 to drive the crank 9 to rotate, and the crank 9 vertically slides downwards through the connecting rod 10, the shifting fork 13 pushes an operating handle of the miniature circuit breaker 2 to shift downwards for opening, when the shifting fork 13 moves to an opening position, the shifting fork 13 blocks a shifting fork photoelectric switch 1502, the shifting fork photoelectric switch 1502 feeds back an opening state signal to the circuit board 15, at the moment, the speed reducing motor 7 continues to drive the crank 9 to rotate, the crank 9 crosses a dead point of the connecting rod 10 until a first boss 801 of the driving wheel 8 blocks a driving wheel photoelectric switch 1501, the driving wheel photoelectric switch 1501 feeds back a stop signal to the circuit board 15, the circuit board 15 controls the speed reducing motor 7 to stop rotating to complete opening, when opening and closing are manually operated, the handle 12 is directly pushed by hand to move upwards, the handle 12 drives the shifting fork 13 to move upwards, the shifting fork 13 pushes the operating handle of the miniature circuit breaker 2 to perform opening and closing, at the moment, the shifting fork photoelectric switch 1502 is not blocked by the shifting fork 13, the shifting fork photoelectric switch 1502 feeds back a closing signal to the circuit board 15, the handle 12 is pushed by hand to move downwards, the handle 12 drives the shifting fork 13 to move downwards, the shifting fork 13 drives the operating handle of the miniature circuit breaker 2 to open the brake, at the moment, the shifting fork photoelectric switch 1502 is shielded by the shifting fork 13, the shifting fork photoelectric switch 1502 feeds back a brake opening signal to the circuit board 15, in the brake closing and opening process, the shifting fork 13 drives the connecting rod 10 to move, the connecting rod 10 drives the crank 9 to rotate, but the crank 9 and the connecting rod 10 cannot cross a dead point, therefore, the manual brake closing and opening cannot be blocked, the manual operation function is realized, the operation is more flexible, the convenient fixing effect is realized by arranging the structure, the clamping and loosening actions are realized by using the locking eccentric wheel 5, the fixed installation is convenient, the operation is simple and fast, the crank 9 is matched with the connecting rod 10 to drive the shifting fork 13 to slide to push the operating handle to close and open the brake, and the working stroke of the operating handle of the miniature circuit breaker is consistent with the stroke of the miniature circuit breaker operating handle, adopt photoelectric switch response to close the brake signal, realize automated control, because the characteristic of crank connecting rod, the motor need not just positive and negative rotation just can realize the reciprocating motion of drive handle slider, reduces control circuit's complexity, and manual switching on and switching off can not receive the hindrance, has manually operation's function, operates more in a flexible way.

As shown in fig. 3-9 of the drawings, a remote electric operation module for a miniature circuit breaker further comprises a padlock plate 6 slidably connected to the top of the right side of the base 3, a limiting block 61 matched with the shifting fork 13 is arranged on the left side of the padlock plate 6, a clamping groove matched with the limiting block 61 is formed on the right side of the back of the shifting fork 13, and a padlock plate photoelectric switch 1503 is arranged on the right side of the circuit board 15 and located on the padlock plate 6.

The right side of the face cover 4 is provided with a padlock hole matched with the padlock sheet 6, when the face cover is used, the padlock sheet 6 is outwards pulled out from the padlock hole, the face cover 4 is limited to the padlock sheet 6, the complete pulling-out is prevented, the padlock sheet is conveniently pulled out, and the operation is convenient.

The implementation mode is specifically as follows: during the use, padlock piece 6 adopts the cartridge of slidingtype structure on the inner wall right side of base 3, padlock piece 6 can only be extracted when handle 12 is located the branch floodgate position, padlock piece 6 extracts the back, stopper 61 on padlock piece 6 blocks the draw-in groove on the shift fork 13, make the unable motion of shift fork 13, at this moment, padlock piece photoelectric switch 1503 is not sheltered from by padlock piece 6, padlock piece photoelectric switch 1503 transmits padlock signal to circuit board 15, circuit board 15 breaks off gear motor 7's control signal and has played the effect that has the padlock through setting up above structure simultaneously, extract padlock piece 6 and carry out behind the padlock, operating module body 1 and circuit board 15 all are locked, the security improves greatly during the maintenance.

The utility model discloses a theory of operation:

referring to the attached drawings 1-8 of the specification, the base 3, the locking eccentric wheel 5, the speed reducing motor 7, the driving wheel 8, the first boss 801, the second boss 802, the pushing groove 803, the crank 9, the bump 901, the connecting rod 10, the handle 12, the shifting fork 13, the circuit board 15, the driving wheel photoelectric switch 1501, the shifting fork photoelectric switch 1502 and the groove 16 are arranged to achieve the effect of convenient fixing, the locking eccentric wheel 5 is utilized to achieve the actions of clamping and loosening, the fixing and the installation are convenient, the operation is simple and rapid, the crank 9 is matched with the connecting rod 10 to drive the shifting fork 13 to slide to push the operating handle to close and open, the working stroke of the operating handle is consistent with the stroke of the operating handle of the miniature circuit breaker, the photoelectric switch is adopted to sense the opening and closing signals, the automatic control is achieved, due to the characteristics of the crank and the connecting rod, the motor can achieve the reciprocating motion of the driving handle sliding block without forward and backward rotation, the complexity of the control circuit is reduced, the manual switching-on and switching-off can not be hindered, and the manual switching-on and switching-off device has the function of manual operation and is more flexible to operate.

Further, referring to fig. 3 and fig. 9-10 of the specification, the padlock is achieved by arranging the padlock plate 6, the limiting block 61 and the clamping groove, after the padlock plate 6 is pulled out to be used for carrying out padlock, the operation module body 1 and the circuit board 15 are all locked, and the safety during maintenance is greatly improved.

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.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A remote electric operation module for a miniature circuit breaker, comprising an operation module body (1) and a miniature circuit breaker (2), characterized in that: the operating module body (1) is clamped on the surface of the miniature circuit breaker (2), the operating module body (1) comprises a base (3), a surface cover (4) is fixedly arranged on the surface of the base (3) through a screw (14), a locking eccentric wheel (5) is arranged at the top of the left side of the base (3), a speed reducing motor (7) is fixedly arranged at the left side of the inner wall of the base (3), a driving wheel (8) is fixedly connected with an output shaft of the speed reducing motor (7), the top and the bottom of the driving wheel (8) are respectively and fixedly connected with a first boss (801) and a second boss (802), a push groove (803) is formed in the bottom of the surface of the driving wheel (8), a crank (9) is movably connected at the axis of the driving wheel (8) through a fixing pin, and a lug (901) matched with the push groove (803) is fixedly connected at the bottom of the crank (9), the one end of crank (9) is rotated through connecting rod screw (11) and is connected with connecting rod (10), the top swing joint of connecting rod (10) has handle (12), the bottom fixed mounting of handle (12) has shift fork (13), the right side of base (3) is provided with circuit board (15), the right side that just is located drive wheel (8) on circuit board (15) is provided with drive wheel photoelectric switch (1501), the right side that just is located shift fork (13) on circuit board (15) is provided with shift fork photoelectric switch (1502), recess (16) that the operating surface looks adaptation that is equipped with miniature circuit breaker (2) are seted up to the rear side of base (3).

2. The remote electric operating module for a miniature circuit breaker according to claim 1, characterized in that: the locking eccentric wheel (5) is made of high-hardness plastic, clamping teeth are arranged on the edge of the locking eccentric wheel (5), and a locking groove matched with the locking eccentric wheel (5) is formed in the top of the groove (16).

3. The remote electric operating module for a miniature circuit breaker according to claim 1, characterized in that: the locking hole matched with the locking eccentric wheel (5) is formed in the top of the left side of the face cover (4), the handle hole matched with the handle (12) is formed in the middle of the face cover (4), and the shifting fork hole matched with the shifting fork (13) is formed in the middle of the groove (16).

4. The remote electric operating module for a miniature circuit breaker according to claim 1, characterized in that: the movable groove is formed in the top of the surface of the connecting rod (10), the middle of the surface of the shifting fork (13) is fixedly connected with a fixing column matched with the movable groove, the fixing column is connected to the middle of the back of the handle (12) in a clamped mode, four corners of the surface of the shifting fork (13) are fixedly connected with mounting columns, and four corners of the back of the handle (12) are fixedly connected with mounting grooves matched with the mounting columns.

5. The remote electric operating module for a miniature circuit breaker according to claim 1, characterized in that: the top sliding connection on base (3) right side has padlock piece (6), the left side of padlock piece (6) is provided with stopper (61) with shift fork (13) looks adaptation, the draw-in groove with stopper (61) looks adaptation is seted up on shift fork (13) back right side, the right side that just is located padlock piece (6) on circuit board (15) is provided with padlock piece photoelectric switch (1503).

6. The remote electric operating module for a miniature circuit breaker according to claim 1, characterized in that: the right side of the surface cover (4) is provided with a padlock hole matched with the padlock sheet (6).