CN214624949U

CN214624949U - Remote electric operation module of compact miniature circuit breaker

Info

Publication number: CN214624949U
Application number: CN202121254024.1U
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: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-11-05
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses a compact miniature circuit breaker's long-range electrically-operated module, including left lid, left side lid outer wall matches and is equipped with the right lid, and right side lid inner wall one side matches and is equipped with the motor, and motor output shaft outer wall cover is equipped with the worm, and right side lid inner wall is equipped with the drive wheel, and the drive wheel inner wall matches and is equipped with the mandrel, and the drive wheel outer wall is equipped with the crank, and the crank outer wall matches and is equipped with the connecting rod, and connecting rod one end is equipped with the shift fork, and right side lid inner wall one side is equipped with circuit board, circuit board and motor electric connection. The utility model discloses an operating device adopts the slider-crank transmission, closes the separating brake stroke fixed unanimous with circuit breaker operation stroke, and the circuit breaker closes the separating brake back that targets in place, and the photoelectric detection switch detects feedback motor behind the position signal in the module, and the motor stops, because the characteristic of crank connecting rod, the motor need not just positive and negative rotation and just can realize the reciprocating motion of drive handle slider, reduces control circuit's complexity to operating device's manual operation and electric operation mutually noninterfere.

Description

Remote electric operation module of compact miniature circuit breaker

Technical Field

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

Background

With the development of information technology, the design and the type selection of a power distribution system tend to be more intelligent. However, if the building power distribution system of the old building is to be upgraded and modified into an intelligent power distribution system, the switches and the lines need to be replaced comprehensively, the cost is high, and long-time power failure can be caused. Some existing companies have thus introduced an electrically operated module for a miniature circuit breaker according to market demands. A circuit breaker refers to a switching device capable of closing, carrying, and breaking current under normal or abnormal circuit conditions. The circuit breaker can be used for distributing electric energy, cannot frequently start an asynchronous motor, protects a power supply line, the motor and the like, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the application range.

The operating device of circuit breaker generally adopts motor drive, promotes the circuit breaker handle and closes the separating brake, but the operation of closing the separating brake needs the motor to carry out just reversing and can reach the purpose, stops after transshipping can appear in the motor current after reaching the closing position, can produce great stress to the handle of circuit breaker like this, uses for a long time and can harm the circuit breaker.

SUMMERY OF THE UTILITY MODEL

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

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a compact miniature circuit breaker's long-range electrically-operated module, includes left side lid, left side lid outer wall matches the right side lid that is equipped with swing joint, right side lid inner wall one side matches and is equipped with the motor, motor output shaft outer wall cover is equipped with the worm, right side lid inner wall be equipped with worm engaged with drive wheel, the drive wheel inner wall matches the mandrel that is equipped with swing joint, the drive wheel outer wall in the mandrel outside matches and is equipped with the crank, the crank with mandrel swing joint, crank outer wall matches the connecting rod that is equipped with swing joint, connecting rod one end is equipped with swing joint's shift fork, shift fork one end extends to the right side lid outside, right side lid inner wall in the shift fork is kept away from connecting rod one side is equipped with the circuit board, the circuit board with motor electric connection.

Further, the left side lid pass through set screw with right side lid swing joint, right side lid outer wall one side is equipped with the metal buckle, right side lid outer wall is kept away from metal buckle one side is equipped with hand screw, hand screw one end matches the cover and is equipped with square nut, fixes this device convenient and fast's installation on miniature circuit breaker, is adapted to most circuit breakers on the market.

Furthermore, one side of the outer wall of the driving wheel is provided with a first concave surface, and the reflectivity of the first concave surface is different from that of other surfaces, so that the driving wheel can realize the design effect.

Furthermore, the outer wall of the driving wheel is provided with a first boss in a matching manner, and the outer wall of the crank is provided with a second boss on one side of the first boss, so that the driving wheel can drive the crank to move.

Furthermore, the connecting rod with one side that the crank is connected is pin connection, the connecting rod with one side that the shift fork is connected is short slot pin connection, ensures that the crank can drive the shift fork through the connecting rod and move.

Further, the outer wall of the circuit board is provided with a shifting fork photoelectric switch and a driving wheel photoelectric switch, the shifting fork photoelectric switch is located on one side of the shifting fork, the driving wheel photoelectric switch is located on one side of the driving wheel, the shifting fork photoelectric switch and the driving wheel photoelectric switch are respectively and electrically connected with the circuit board, and the control circuit board achieves the purpose of designing the device.

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

1. the utility model discloses an operating device adopts the slider-crank transmission, closes the separating brake stroke fixed unanimous with circuit breaker operation stroke, and the circuit breaker closes the separating brake back that targets in place, and the photoelectric detection switch detects feedback motor behind the position signal in the module, and the motor stops, because the characteristic of crank connecting rod, the motor need not just positive and negative rotation and just can realize the reciprocating motion of drive handle slider, reduces control circuit's complexity to operating device's manual operation and electric operation mutually noninterfere.

2. The utility model discloses need not paste the extra annex of installation again, directly with this device lock to the circuit breaker on the flush mounting plate of switch back, the hand is twisted locking screw and just can be fast fixed, easy operation and stability height.

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 structural view of the whole body of the present invention combined with a miniature circuit breaker;

FIG. 2 is an exploded view of the overall structure of the present invention;

fig. 3 is a side view of the electric opening state of the present invention;

fig. 4 is a side view of the electric switching-on state of the present invention;

fig. 5 is a three-view of the drive wheel of the present invention;

fig. 6 is a schematic structural view of the crank of the present invention;

FIG. 7 is a schematic view of the structure of the metal buckle combined with the miniature circuit breaker;

in the figure: 1. a left cover; 2. a right cover; 3. a motor; 4. a worm; 5. a drive wheel; 6. a crank; 7. a mandrel; 8. a connecting rod; 9. a shifting fork; 10. screwing the screw by hand; 11. a square nut; 12. a circuit board; 13. a metal buckle; 14. a set screw; 1201. a shifting fork photoelectric switch; 1202. a drive wheel photoelectric switch; 501. a first boss; 502. a first concave surface; 601. a second boss.

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. 1-7, the present invention provides a technical solution: a remote electric operation module of a compact miniature circuit breaker comprises a left cover 1, a right cover 2 movably connected is matched and arranged on the outer wall of the left cover 1, a motor 3 is arranged on one side of the inner wall of the right cover 2 in a matching way, a worm 4 is sleeved on the outer wall of an output shaft of the motor 3, the inner wall of the right cover 2 is provided with a driving wheel 5 meshed with the worm 4, the inner wall of the driving wheel 5 is matched with a movably connected mandrel 7, the outer wall of the driving wheel 5 is provided with a crank 6 outside the spindle 7 in a matching way, the crank 6 is movably connected with the spindle 7, the outer wall of the crank 6 is matched with a movably connected connecting rod 8, one end of the connecting rod 8 is provided with a movably connected shifting fork 9, one end of the shifting fork 9 extends to the outer side of the right cover 2, the inner wall of the right cover 2 is far away from the shifting fork 9, a circuit board 12 is arranged on one side of the connecting rod 8, and the circuit board 12 is electrically connected with the motor 3.

Left side lid 1 through set screw 14 with 2 swing joint of right side lid, 2 outer wall one side of right side lid is equipped with

metal buckle

13, 2 outer walls of right side lid are kept away from metal buckle 13 one side is equipped with hand screw 10, hand screw 10 one end matching cover is equipped with square nut 11, uses set screw 14 to install left side lid 1 and right side lid 2 together, then with 2 cards of right side lid on miniature circuit breaker, uses hand screw 10, hand screw 10 presss from both sides right side lid 2 and miniature circuit breaker tightly through square nut 11, presss from both sides tightly after pressing from both sides metal buckle 13 then can imbed the circuit breaker shell in, fixes this device convenient and fast's installation on miniature circuit breaker to be adapted to most circuit breaker on the market.

First concave surface 502 is equipped with on one side of the outer wall of drive wheel 5, the reflectivity of first concave surface 502 is different from other faces, and first concave surface 502 is used for sheltering from photoelectric switch, is convenient for control photoelectric switch, ensures that drive wheel 5 can realize the design effect.

The outer wall of the driving wheel 5 is provided with a first boss 501 in a matching manner, the outer wall of the crank 6 is provided with a second boss 601 on one side of the first boss 501, the driving wheel 5 drives the first boss 501 to move, the first boss 501 pushes the second boss 601 to move, the second boss 601 drives the crank 6 to move, and the driving wheel 5 is ensured to drive the crank 6 to move.

The connecting rod 8 with one side that crank 6 is connected is pin joint, the connecting rod 8 with one side that shift fork 9 is connected is short groove pin joint, and connecting rod 8 drives the motion of crank 6, and crank 6 drives the motion of shift fork 9, and can not influence the motion characteristic of crank 6, ensures that crank 6 can drive the motion of shift fork 9 through connecting rod 8.

The outer wall of the circuit board 12 is provided with a shifting fork photoelectric switch 1201 and a driving wheel photoelectric switch 1202, the shifting fork photoelectric switch 1201 is located on one side of the shifting fork 9, the driving wheel photoelectric switch 1202 is located on one side of the driving wheel 5, the shifting fork photoelectric switch 1201 and the driving wheel photoelectric switch 1202 are respectively and electrically connected with the circuit board 12, the shifting fork 9 can control the shifting fork photoelectric switch 1201 through shielding when working, the driving wheel 5 can control the driving wheel photoelectric switch 1202 through shielding when working, the shifting fork photoelectric switch 1201 and the driving wheel photoelectric switch 1202 can control a circuit to realize the designed function, and the control circuit board 12 realizes the purpose of designing the device.

The specific implementation mode is as follows: when the electric switching-on is used, the motor 3 is started, the motor 3 drives the driving wheel 5 to rotate, the first boss 501 on the driving wheel 5 pushes the second boss 601 on the crank 6 to rotate the crank 6, the shifting fork 9 drives the micro-breaking handle 1201 through the connecting rod 8 to slide, the shifting fork 9 drives the micro-breaking handle 1201, when the switching-on shifting fork 9 moves to the switching-on position, the shifting fork 9 can shield the photoelectric switch of the shifting fork to enable the photoelectric switch of the shifting fork to feed back a switching-on signal, the motor 3 continues to drive the crank 6 to rotate and cross a dead point until a first concave surface 502 on the driving wheel 5 shields a driving wheel photoelectric switch 1202, a signal is fed back, the motor 3 stops and completes closing, in the process of electric opening, the motor 3 receives the signal to drive the driving wheel 5 to rotate, a first boss 501 on the driving wheel 5 pushes a second boss 601 on the crank 6 to enable the crank 6 to rotate, a shifting fork 9 is pushed by a connecting rod 8 to slide, the shifting fork 9 drives a micro-breaking handle to open, when the shifting fork 9 moves to an opening position, the shifting fork 9 does not shield a shifting fork photoelectric switch 1201, the photoelectric switch feeds back an opening signal, the motor 3 continues to drive the crank 6 to rotate and cross the dead point until the first boss 501 on the driving wheel 5 shields the driving wheel photoelectric switch 1202, the signal is fed back, the motor 3 stops and completes opening, no matter the operating mechanism is in an electric closing or opening position, the crank 6 cannot be driven to pass the dead point by shifting fork 9, so manual combined floodgate is not hindered, after manual combined floodgate, photoelectric switch still can normally sense the signal of closing the separating brake, the operating device of this device adopts the slider-crank transmission, it is unanimous with circuit breaker operating stroke to close the separating brake stroke fixed, circuit breaker closes the separating brake and targets in place the back, photoelectric detection switch detects position signal back feed back to motor 3 in the module, make motor 3 stop, because the characteristic of crank connecting rod, motor 3 need not just to rotate just can realize the reciprocating motion of drive handle slider, reduce control circuit's complexity, and operating device's manual operation and electric operation mutually noninterfere, through need not paste again and install extra annex, directly with this device lock to the switch panel of circuit breaker on the back, the hand is twisted locking screw and just can be fixed fast, easy operation and stability are high.

The utility model discloses a theory of operation:

referring to the specification attached figure 1-7, the utility model discloses an operating device adopts the slider-crank transmission, it is unanimous with circuit breaker operation stroke to close the separating brake stroke, the circuit breaker closes the separating brake after targetting in place, feed back to motor 3 behind the photoelectric detection switch detection position signal in the module, make motor 3 stop, because the characteristic of crank connecting rod, motor 3 need not just forward and reverse just can realize the reciprocating motion of actuating handle slider, reduce control circuit's complexity, and operating device's manual operation and electric operation mutually noninterfere, through need not paste again and install extra annex, directly with this device lock to the circuit breaker on the flush mounting plate of switch, the hand is twisted locking screw and just can be fixed fast, easy operation and stability are high.

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 electrically operated module of a compact miniature circuit breaker, comprising a left cover (1), characterized in that: the outer wall of the left cover (1) is provided with a movably connected right cover (2) in a matching manner, one side of the inner wall of the right cover (2) is provided with a motor (3) in a matching manner, the outer wall of an output shaft of the motor (3) is provided with a worm (4), the inner wall of the right cover (2) is provided with a driving wheel (5) meshed with the worm (4), the inner wall of the driving wheel (5) is provided with a movably connected mandrel (7) in a matching manner, the outer wall of the driving wheel (5) is provided with a crank (6) in the outer side of the mandrel (7) in a matching manner, the crank (6) is movably connected with the mandrel (7) in a movable manner, the outer wall of the crank (6) is provided with a movably connected connecting rod (8) in a matching manner, one end of the connecting rod (8) is provided with a movably connected shifting fork (9), one end of the shifting fork (9) extends to the outer side of the right cover (2), the inner wall of the right cover (2) is provided with a circuit board (12) in a manner that the shifting fork (9) is far away from one side of the connecting rod (8), the circuit board (12) is electrically connected with the motor (3).

2. The remote electric operation module of a compact micro circuit breaker according to claim 1, characterized in that: left side lid (1) through set screw (14) with right side lid (2) swing joint, right side lid (2) outer wall one side is equipped with metal button (13), right side lid (2) outer wall is kept away from metal button (13) one side is equipped with hand screw (10), hand screw (10) one end matching cover is equipped with square nut (11).

3. The remote electric operation module of a compact micro circuit breaker according to claim 1, characterized in that: one side of the outer wall of the driving wheel (5) is provided with a first concave surface (502), and the reflectivity of the first concave surface (502) is different from that of other surfaces.

4. The remote electric operation module of a compact micro circuit breaker according to claim 1, characterized in that: the outer wall of the driving wheel (5) is provided with a first boss (501) in a matching mode, and the outer wall of the crank (6) is provided with a second boss (601) on one side of the first boss (501).

5. The remote electric operation module of a compact micro circuit breaker according to claim 1, characterized in that: the connecting rod (8) is in pin connection with one side connected with the crank (6), and the connecting rod (8) is in short-slot pin connection with one side connected with the shifting fork (9).

6. The remote electric operation module of a compact micro circuit breaker according to claim 1, characterized in that: the circuit board (12) outer wall is equipped with shift fork photoelectric switch (1201) and drive wheel photoelectric switch (1202), shift fork photoelectric switch (1201) is located shift fork (9) one side, drive wheel photoelectric switch (1202) is located drive wheel (5) one side, shift fork photoelectric switch (1201) with drive wheel photoelectric switch (1202) are equallyd divide respectively with circuit board (12) electric connection.