CN119495537A - Remote controlled intelligent circuit breaker - Google Patents

Abstract

The invention discloses a remote control intelligent circuit breaker, which comprises a shell, wherein a connecting rod is arranged in the shell, a knife switch is arranged on the side wall of the connecting rod, a baffle is vertically arranged at one end of the connecting rod, a tension spring is arranged on one side of the baffle, which is far away from the connecting rod, one end of the tension spring, which is far away from the baffle, is welded on the inner wall of the shell, a push rod is arranged in the tension spring, an eccentric wheel is arranged on one end, which is far away from the baffle, of the push rod, an opening and closing motor is arranged on an input shaft of the eccentric wheel, the shortest distance between the push rod and the baffle is equal to the shortest distance between the baffle and the inner wall of the shell, the opening and closing motor, an electromagnetic counter, a wireless receiver, a wireless transmitter, a GPS module, a TF clamping groove and a display screen are all electrically connected with an operation button, the operation button is electrically connected with an external power supply, and protective covers are arranged on the outer sides of the display screen and the operation button. The invention can conveniently maintain and replace the circuit breaker, and strictly control the service life of the circuit breaker.

Description

Remote control's intelligent circuit breaker

Technical Field

The invention relates to a remote control intelligent circuit breaker, and belongs to the technical field of circuit breakers.

Background

In the existing power supply network terminals, the most applied or traditional circuit breakers are adopted, and some intelligent power grid terminals also use intelligent circuit breakers with remote control, wherein the intelligent circuit breakers with remote control are required to realize intelligent functions of opening and closing operations and the like except for the basic functions of fault tripping protection such as short circuit, overload and the like, and also are required to realize the intelligent functions of monitoring electricity consumption conditions in real time, collecting electricity consumption information and remotely controlling the circuit breakers.

The current remote control intelligent circuit breaker is mainly passively opened and is in a remote monitoring state in the use process, and is rarely actively opened, and the circuit breaker is easy to break after being opened for many times, so that overhauling, maintenance and replacement are needed, the general remote control intelligent circuit breaker does not have the function of recording the opening times, an arc extinguishing chamber in the general circuit breaker is usually subjected to arc extinguishing through injecting insulating oil, the insulating oil can enter moisture in the circuit breaker when the circuit breaker is used for a long time, and meanwhile, some carbonized and aged substances can be contained, so that oil conduction is caused, fire hazards are easily caused when the circuit breaker is short-circuited, the whole shell is needed to be detached when the insulating oil is replaced, and the general remote control intelligent circuit breaker does not have the functions of site indication and maintenance recording.

Disclosure of Invention

The invention aims to provide a remote-control intelligent circuit breaker, which solves the problem that the conventional circuit breaker is easy to break after multiple times of breaking, so that overhauling, maintenance and replacement are needed, and the general remote-control intelligent circuit breaker does not have the function of recording breaking times.

In order to achieve the purpose, the intelligent circuit breaker adopting the technical scheme comprises a shell, wherein a connecting rod is arranged in the shell, a knife switch is arranged on the side wall of the connecting rod, a baffle is vertically arranged at one end of the connecting rod, a tension spring is arranged on one side of the baffle, which is far away from the connecting rod, one end of the tension spring, which is far away from the baffle, is welded on the inner wall of the shell, a push rod is arranged in the tension spring, an eccentric wheel is arranged at one end of the push rod, which is far away from the baffle, an opening and closing motor is arranged on an input shaft of the eccentric wheel, and the shortest distance between the push rod and the baffle is equal to the shortest distance between the baffle and the inner wall of the shell;

A first rack and a second rack are vertically arranged on the side wall of the connecting rod respectively, a first gear is arranged on one side of the first rack, a gear shaft is arranged on one side of the first gear, a driving wheel is meshed with the position, corresponding to the first gear, of the gear shaft, a second gear is arranged on the position, close to the second rack, of the gear shaft, an electromagnetic counter is arranged at the bottom end of the second gear, a hook locking rod is arranged at one end, far away from the baffle, of the connecting rod, an overcurrent release and an undervoltage release are respectively arranged at the bottom ends of the hook locking rod, and controllers are respectively arranged at the bottom ends of the overcurrent release and the undervoltage release;

A wireless receiver is arranged on one side of the controller, a wireless transmitter is arranged at one end of the wireless receiver, a GPS module is arranged at one end of the wireless transmitter, a loudspeaker is arranged at one end of the GPS module, a TF card slot is arranged at the bottom end of the loudspeaker, a display screen is arranged on the surface of the shell at a position corresponding to the controller, and a control key is arranged on one side of the display screen;

The switch motor, the electromagnetic counter, the wireless receiver, the wireless transmitter, the GPS module, the TF card slot and the display screen are electrically connected with the control keys, the control keys are electrically connected with an external power supply, and the display screen and the outer sides of the control keys are provided with protective covers.

The further improved scheme in the technical scheme is as follows:

1. in the scheme, a magnet rod is arranged on one side, close to the second gear, of the gear shaft.

2. In the scheme, the first gear, the driving wheel and the second gear are all equal in size.

3. In the scheme, the top end of the protective cover is hinged with the shell.

Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages and effects:

1. The invention discloses a remote-control intelligent circuit breaker, which is characterized in that a first gear and a second gear are respectively arranged in the movement direction of a first rack and a second rack on a connecting rod, when the connecting rod is tripped due to short circuit and a knife switch is separated, the connecting rod starts to slide, the second rack drives the second gear to rotate in a meshed manner, when the connecting rod is in active short circuit, the connecting rod slides under the action of a push rod, the second rack drives the first gear to rotate, the first gear drives a driving wheel to rotate, and the driving wheel drives the second gear to drive in a meshed manner, so that a magnet rod on a gear shaft on the second gear completes one-time breaking counting through a Hall element in an electromagnetic counter, the supervision is convenient, the circuit breaker is maintained and replaced, and the service life of the circuit breaker is strictly controlled.

2. According to the intelligent circuit breaker remotely controlled, the oil inlet pipe is arranged at the top end of the intelligent circuit breaker, the oil outlet pipe is arranged at the bottom end of the intelligent circuit breaker, the oil inlet pipe and the sealing cover on the oil outlet pipe can be opened periodically, insulating oil is injected into the oil inlet pipe, the original insulating oil inside the intelligent circuit breaker is extruded from the oil outlet pipe, the situation that the insulating oil is sticky is avoided, the complicated operation of cleaning through disassembling the shell is needed, the oil quality can be quickly replaced, carbonization, ageing substances and moisture in the oil are reduced, the situation that the oil contains conductive substances is avoided, and the hidden danger of fire disaster caused by short circuit is greatly reduced.

3. According to the intelligent circuit breaker remotely controlled by the remote control system, the TF card slot is arranged in the intelligent circuit breaker, the TF card can be inserted, after an operator maintains each time, the TF card can be recorded through the control key and stored in the TF card, the intelligent circuit breaker is convenient to turn over or send to an external host through the wireless transmitter, and the internal GPS module is beneficial to displaying the position of the circuit breaker, so that the operator can conveniently find a specific circuit breaker and maintain the circuit breaker, and the intelligent circuit breaker is more practical and convenient.

Drawings

FIG. 1 is a schematic diagram of a remote controlled intelligent circuit breaker of the present invention;

FIG. 2 is a front view of the remote controlled intelligent circuit breaker of the present invention;

FIG. 3 is a diagram showing the physical effects of a remote-controlled intelligent circuit breaker gear according to the present invention;

FIG. 4 is a partial top view of a remotely controlled intelligent circuit breaker link of the present invention;

FIG. 5 is a flow chart of a remote-controlled intelligent circuit breaker circuit breaking monitoring program of the invention;

fig. 6 is a flow chart of an active circuit breaking procedure of the remote-controlled intelligent circuit breaker of the invention.

In the drawings, 1, a shell, 2, a connecting rod, 3, a knife switch, 4, a tension spring, 5, a baffle, 6, a push rod, 7, an eccentric wheel, 8, a brake opening and closing motor, 9, a lock hook rod, 10, an overcurrent release, 11, an undervoltage release, 12, a first rack, 13, a first gear, 14, a second gear, 15, a second rack, 16, an electromagnetic counter, 17, an oil inlet pipe, 18, an oil outlet pipe, 19, a controller, 20, a wireless receiver, 21, a wireless transmitter, 22, a GPS module, 23, a TF card slot, 24, a loudspeaker, 25, a display screen, 26, an operating button, 27, a protective cover, 28, a driving wheel, 29 and a magnet rod.

Detailed Description

The present patent will be further understood by the specific examples given below, which are not intended to be limiting.

Examples: A remote control intelligent breaker comprises a shell 1, wherein a connecting rod 2 is arranged in the shell 1, a knife switch 3 is arranged on the side wall of the connecting rod 2, a baffle 5 is vertically arranged at one end of the connecting rod 2, a tension spring 4 is arranged on one side of the baffle 5 far away from the connecting rod 2, one end of the tension spring 4 far away from the baffle 5 is welded on the inner wall of the shell 1, a push rod 6 is arranged in the tension spring 4, an eccentric wheel 7 is arranged on one end of the push rod 6 far away from the baffle 5, an input shaft of the eccentric wheel 7 is provided with a switch motor 8, the type of the switch motor 8 is JK28-003-104, a first rack 12 and a second rack 15 are respectively and vertically arranged on the side wall of the connecting rod 2, a first gear 13 is arranged on one side of the first rack 12, a gear shaft is arranged on one side of the first gear 13, a driving wheel 28 is meshed with the position corresponding to the first gear 13, and a second gear 14 is arranged on the gear shaft near the position of the second rack 15, an electromagnetic counter 16 is arranged at the bottom end of the second gear 14, a lock hook rod 9 is arranged at one end of the electromagnetic counter 16, which is far away from the baffle 5, of the connecting rod 2, a controller 19 is arranged at the bottom ends of the lock hook rod 9, the signal of the controller 19 is MAM-330, a wireless receiver 20 is arranged at one side of the controller 19, the model YS-53 of the wireless receiver 20, a wireless transmitter 21 is arranged at one end of the wireless receiver 20, the model PT2272-M4 of the wireless transmitter 21, a GPS module 22 is arranged at one end of the wireless transmitter 21, the model K20B of the GPS module is arranged at one end of the GPS module 22, a loudspeaker 24 is arranged at one end of the GPS module 22, the TF card slot 23 is installed to the bottom of speaker 24, and display screen 25 is installed to the position department corresponding to controller 19 on the surface of casing 1, and control button 26 is installed on one side of display screen 25, and floodgate motor 8, electromagnetic counter 16, wireless receiver 20, wireless transmitter 21, GPS module 22, TF card slot 23 and display screen 25 all with control button 26 electric connection, control button 26 and external power source electric connection.

In the embodiment, a magnet rod 29 is arranged on one side of the gear shaft, which is close to the second gear 14, a Hall element is arranged in the electromagnetic counter 16, so that the change of the magnetic field of a magnet can be induced, when the magnet rod 29 swings, the counter counts one time when the magnet rod passes through the Hall element once every swinging, the number of times of circuit breaking due to active circuit breaking or short circuit protection can be recorded, supervision is convenient, the circuit breaker is maintained and replaced, and the service life of the circuit breaker is strictly controlled;

The first gear 13, the driving wheel 28 and the second gear 14 are equal in size, so that the first rack 12 drives the first gear 13 to rotate, the first gear 13 drives the driving wheel 28 to rotate, and the steering and torque of the driving wheel 28 driving the second gear 14 is equal to the steering and torque of the second rack 15 driving the second gear 14;

The oil inlet pipe 17 is arranged at the top end of the shell 1, the oil outlet pipe 18 is arranged at the bottom end of the shell 1, the oil inlet pipe 17 and the outer side of the oil outlet pipe 18 are connected with sealing covers in a threaded manner, the sealing covers can be opened, insulating oil is injected into the oil inlet pipe 17, the original insulating oil is extruded, the phenomenon of impure oil quality caused by free carbonization, aging or wetting in the insulating oil is avoided, and the hidden danger of fire disaster caused by short circuit is greatly avoided;

The shortest distance between the ejector rod 6 and the baffle 5 is equal to the shortest distance between the baffle 5 and the inner wall of the shell 1, so that when the lock hook rod 9 is lifted under the action of the overcurrent release 10 and the undervoltage release 11 in short circuit, the movement of the connecting rod 2 is not blocked due to the contact between the ejector rod 6 and the baffle 5 when the connecting rod 2 is pulled back under the action of the tension spring 4;

The display screen 25 and the outside of controlling button 26 all install protective cover 27, and protective cover 27's top is articulated with casing 1 to be connected, and protective cover 27 avoids not small-size to bump down and controls button 26, leads to breaking circuit, and still has waterproof, dirt-proof effect, uses more conveniently.

Working principle: when the invention is used, when a circuit is broken, an inductive coil on the overcurrent release 10 can generate a magnetic field, the armature above the inductive coil is adsorbed, the armature swings and jacks up the locking hook rod 9, the locking hook on the connecting rod 2 is separated from the locking hook rod 9, at the moment, the connecting rod 2 is retracted under the action of the tension spring 4, the knife 3 is separated from the circuit, the circuit breaking is completed, when the connecting rod 2 moves leftwards, the second rack 15 drives the second gear 14 to rotate, a magnet rod 29 on a gear shaft on the second gear 14 swings in the electromagnetic counter 16 and passes through the Hall element once, meanwhile, the wireless transmitter 21 can send the positioning information of the breaker state and the GPS module to an external host, after maintenance personnel maintain the circuit, the circuit is closed again, after the connecting rod 2 is reset, the magnet rod 29 passes through the Hall element once again, one cycle is completed, the counter counts a time at this time and records in the TF card slot 23, then a maintainer can also carry out maintenance record through operating the key 26 after maintenance, when the active circuit breaking is needed, an instruction is sent to the controller 19 through an external host machine and is received by the wireless receiver 20, meanwhile, the switch-on and switch-off motor 8 drives the eccentric wheel 7 to rotate and extrudes the ejector rod 6, so that the ejector rod 6 jacks up the baffle 5 and drives the connecting rod 2 to move, the knife 3 is separated from the circuit, the tension spring 4 stretches, at this time, the first rack 12 drives the first gear 13 to rotate, the first gear 13 drives the driving wheel 28 to rotate, the driving wheel 28 drives the second gear 14 to rotate through the gear shaft, so that the magnet rod 29 passes through the Hall element once, after the switch-on, the magnet rod 29 passes through the Hall element once again, one cycle is completed, and one count is carried out, and can regularly open the sealed lid on advance oil pipe 17 and the play oil pipe 18 to pour into insulating oil into oil pipe 17 department, extrude inside original insulating oil from play oil pipe, avoid insulating oil to glue thick, need carry out the loaded down with trivial details of clearance through dismantling casing 1, and can quick change oily, carbonization, ageing substance and the moisture in the reduction oil, avoid having a kind to contain electrically conductive material, greatly reduced the hidden danger that arouses the conflagration when short circuit, whole work flow ends. What is not described in detail in this specification is prior art known to those skilled in the art.

The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.

Claims (4)

1. The intelligent circuit breaker for remote control comprises a shell (1) and is characterized in that a connecting rod (2) is arranged in the shell (1), a knife switch (3) is arranged on the side wall of the connecting rod (2), a baffle (5) is vertically arranged at one end of the connecting rod (2), a tension spring (4) is arranged at one side, far away from the connecting rod (2), of the baffle (5), one end, far away from the baffle (5), of the tension spring (4) is welded on the inner wall of the shell (1), a push rod (6) is arranged in the tension spring (4), an eccentric wheel (7) is arranged at one end, far away from the baffle (5), of the push rod (6), a switch-on and switch-off motor (8) is arranged on the input shaft of the eccentric wheel (7), and the shortest distance between the push rod (6) and the baffle (5) is equal to the shortest distance between the baffle (5) and the inner wall of the shell (1).

A first rack (12) and a second rack (15) are respectively and vertically arranged on the side wall of the connecting rod (2), a first gear (13) is arranged on one side of the first rack (12), a gear shaft is arranged on one side of the first gear (13), a driving wheel (28) is meshed with the position corresponding to the first gear (13) on the gear shaft, a second gear (14) is arranged on the position, close to the second rack (15), on the gear shaft, a second gear (14) is arranged at the bottom end, close to the second rack (15), of the second gear (14), an electromagnetic counter (16) is arranged at the bottom end, far away from the baffle (5), of the connecting rod (2), a locking hook rod (9) is arranged at the bottom end of the locking hook rod (9), an overcurrent release (10) and an undervoltage release (11) are respectively arranged at the bottom ends of the overcurrent release (10) and the undervoltage release (11), and a controller (19) are respectively arranged at the bottom ends of the overcurrent release (10 and the undervoltage release (11);

A wireless receiver (20) is arranged on one side of the controller (19), a wireless transmitter (21) is arranged at one end of the wireless receiver (20), a GPS module (22) is arranged at one end of the wireless transmitter (21), a loudspeaker (24) is arranged at one end of the GPS module (22), a TF (Transflash) clamping groove (23) is arranged at the bottom end of the loudspeaker (24), a display screen (25) is arranged on the surface of the shell (1) at a position corresponding to the controller (19), and a control key (26) is arranged on one side of the display screen (25);

The intelligent control device comprises an opening and closing brake motor (8), an electromagnetic counter (16), a wireless receiver (20), a wireless transmitter (21), a GPS module (22), a TF card slot (23) and a display screen (25), wherein the opening and closing brake motor is electrically connected with an operation key (26), the operation key (26) is electrically connected with an external power supply, and a protective cover (27) is arranged on the outer sides of the display screen (25) and the operation key (26).

2. The remotely controlled intelligent circuit breaker according to claim 1, characterized in that a magnet rod (29) is mounted on the side of the gear shaft close to the second gear (14).

3. The remotely controlled intelligent circuit breaker according to claim 1, wherein the first gear (13), the driving wheel (28) and the second gear (14) are all equal in size.

4. The remotely controlled intelligent circuit breaker according to claim 1, characterized in that the top end of the protective cover (27) is hinged with the housing (1).