CN111710569A - Reset structure for frame type circuit breaker - Google Patents

Abstract

The invention relates to the technical field of circuit breakers, in particular to a reset structure for a frame type circuit breaker, which comprises a circuit breaker main body, wherein an electric control component is arranged on the outer surface of one side of the circuit breaker main body, an isolation sealing plate is welded at a position, close to the circuit breaker main body, of one side of the electric control component, a brake handle rotating groove is formed in the front surface of the circuit breaker main body, a brake handle is rotatably arranged inside the brake handle rotating groove, a motor is arranged inside the electric control component, a brake handle rotating rod is rotatably arranged at one end, located at the brake handle, of the inside of the circuit breaker main body, a pressing plate is welded on the outer surface of one side of the brake handle rotating rod, a cable is arranged. The intelligent mobile phone computer remote control system has two operation modes of electric operation and manual operation, can perform reset operation through a remote end of the intelligent mobile phone computer, is provided with a current and voltage sensor, and has a prompt function.

Description

Reset structure for frame type circuit breaker

Technical Field

The invention relates to the technical field of circuit breakers, in particular to a reset structure for a frame type circuit breaker.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening/closing a current under a normal circuit condition and a current under an abnormal circuit condition within a prescribed time.

The chinese patent discloses a dropout canceling release structure (grant notice No. CN107845550A) of circuit breaker and traction lever, the canceling release structure of circuit breaker on the existing market, for manual pulling back after general tripping operation, it is inconvenient to use, and have the potential safety hazard, lead to the ammeter case to lock the back, the house owner can not in time pull back and supply power, lead to the longer work load that increases the personnel of checking meter of outage time, and can not remote control opens and close, be unfavorable for the operation to the circuit breaker of high-rise resident family, mostly cut off the power supply through single electromagnetism release, the electric spark that this mode outage produced is more, it is serious to cause the device to generate heat, the security is lower, most devices open and close the process and do not have prompt facility, be unfavorable for the handle control to the device. Accordingly, a person skilled in the art provides a reset structure for a frame type circuit breaker to solve the problems set forth in the above background art.

Disclosure of Invention

The present invention is directed to a reset structure for a frame type circuit breaker, so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: a reset structure for a frame type circuit breaker comprises a circuit breaker main body, wherein an electric control component is installed on the outer surface of one side of the circuit breaker main body, an isolation sealing plate is welded at a position, close to the circuit breaker main body, of one side of the electric control component, a brake handle rotating groove is formed in the front surface of the circuit breaker main body, a brake handle is installed on the brake handle rotating groove in a rotating mode, a motor is installed inside the electric control component, a brake handle rotating rod is installed on one end, located at the brake handle, of the inside of the circuit breaker main body in a rotating mode, a pressing plate is welded on the outer surface of one side of the brake handle rotating rod, a cable is installed on the upper surface of the pressing plate, an upper wiring end is installed at the upper end of the inside of the circuit breaker main body, a lower wiring end is, the arc extinguishing piece is installed to the inboard of baffle, the upper end surface mounting of baffle has the contact board, the electromagnetism release is installed to one side of baffle.

As a further scheme of the invention: the breaker is characterized in that a limiting rod is welded at the position above the rotating rod of a brake handle on one side inside the breaker main body, a sliding groove is formed in the outer surface of the lower end of the pressing plate, and screw fixing holes are formed in the positions of the outer surface of the inside of the breaker main body and the outer surface of the isolation sealing plate.

As a still further scheme of the invention: the upper surface mounting of electric control component has button and alarm lamp, the inside lower surface mounting of electric control component has bee calling organ, battery and charging control panel, surface mounting has current sensor, singlechip and wireless receiver behind the inside of electric control component.

As a still further scheme of the invention: the circuit breaker main part cuts off with the electric control component through the isolation shrouding, and the isolation shrouding is fixed with one side surface of circuit breaker main part.

As a still further scheme of the invention: the position of motor and floodgate handle bull stick is corresponding, the pivot of motor runs through the inside position department that the isolation shrouding is fixed in the floodgate handle bull stick, the lower extreme of floodgate handle runs through the floodgate and welds the turn trough in the surface one side position department of floodgate handle bull stick, the lower extreme of electromagnetic trip ware welds in the opposite side surface position department of floodgate handle bull stick.

As a still further scheme of the invention: the upper wiring terminal is connected with the pressing plate through a cable electrode, the lower wiring terminal is connected with the contact plate electrode through an electromagnetic release, and the upper end of the pressing plate corresponds to the position above the contact plate.

As a still further scheme of the invention: the lower end of the pressing plate slides on the outer surface of the limiting rod through the sliding groove, the sliding groove is a long strip-shaped hole, and the length of the hole is matched with the distance between the pressing plate and the contact plate in a power-off state.

As a still further scheme of the invention: the inside screw hole corresponding with the isolation shrouding surface of circuit breaker main part, circuit breaker main part and electric control component pass through the screw hole that the screw runs through the isolation shrouding surface and the inside screw hole fixed connection of circuit breaker main part.

As a still further scheme of the invention: the output electrode of the charging control panel is connected with the input end of the battery, the output electrode of the single chip is connected with the input end of the single chip, the output electrode of the single chip is connected with the input end of the motor, the current sensor, the wireless receiver, the keys and the alarm lamp, and the input end of the current sensor is connected with the output end of the lower wiring end.

Compared with the prior art, the invention has the beneficial effects that:

1. the reset structure of the circuit breaker has two operation modes of electric operation and manual operation, can be reset electrically after circuit breaking, is convenient to use, and reduces potential safety hazards, after an electric meter box is locked, a house owner can reset through a remote end of a smart phone computer, the workload of meter reading personnel is reduced, opening and closing are controlled remotely, operation of high-rise residents on the circuit breaker is facilitated, a brake handle rotating rod is rotated through a brake handle, the brake handle rotating rod drives a pressing plate to slide upwards on the outer surface of a limiting rod through a sliding groove, the upper end of the pressing plate is extruded to the upper surface of a contact plate, a manual opening device is connected with a wireless receiver through a remote control end, the motor drives the brake handle rotating rod to rotate, the brake handle rotating rod drives the pressing plate to slide upwards on the outer surface of the limiting rod through the sliding groove, the upper end of the pressing plate is extruded to the upper surface of the contact plate.

2. The device is provided with a current and voltage sensor, the electric form is broken into primary protection, the electromagnetic release is broken into secondary protection, the detection of the current is more sensitive, the installation performance is increased, the electric break is preferred when the electric has no fault, the breaking of the electromagnetic release is reduced, more electric sparks are avoided when the power is cut off, the safety is higher, the device has a prompt function for starting and stopping, the control of the running condition of the device is facilitated, the current enters a brake handle rotating rod through a lower connecting wire end, the current sensor detects the current entering the lower connecting wire end and sends detection information to the inside of a single chip microcomputer, the single chip microcomputer controls the motor to automatically cut off the power when the current detected by the single chip microcomputer exceeds a limit value, when the motor is not timely processed, the electromagnetic release bounces a pressing plate under the action of the increased high temperature of the current, the pressing plate slides on the outer surface of a limiting rod through a sliding chute, and in the process of switching on and off, the electric spark arcs arc through the arc extinguishing piece, the alarm lamp flickers after the power failure, and the buzzer sounds to give an alarm.

Drawings

Fig. 1 is a schematic structural view of a reset structure for a frame type circuit breaker;

fig. 2 is a schematic side view of a reset structure for a frame circuit breaker;

fig. 3 is a schematic view of a circuit breaker body in a reset configuration for a frame circuit breaker;

fig. 4 is a partial schematic view of a circuit breaker body in a reset configuration for a frame circuit breaker;

fig. 5 is a perspective view of an electric control member in a reset structure for a frame type circuit breaker.

In the figure: 1. a circuit breaker main body; 2. an electric control member; 3. an isolation seal plate; 4. a brake handle; 5. a brake handle rotating groove; 6. pressing a key; 7. an alarm lamp; 8. an upper terminal; 9. a lower connecting terminal; 10. an arc extinguishing sheet; 11. a partition plate; 12. an electromagnetic release; 13. a brake handle rotating rod; 14. pressing a plate; 15. a contact plate; 16. a limiting rod; 17. a chute; 18. a cable; 19. a motor; 20. a current sensor; 21. a buzzer; 22. a battery; 23. a charging control board; 24. a single chip microcomputer; 25. a wireless receiver.

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 to 5, in an embodiment of the present invention, a reset structure for a frame-type circuit breaker includes a circuit breaker main body 1, an electric control member 2 is installed on an outer surface of one side of the circuit breaker main body 1, an isolation sealing plate 3 is welded at a position on one side of the electric control member 2, a brake handle rotating slot 5 is formed on a front surface of the circuit breaker main body 1, a brake handle 4 is rotatably installed inside the brake handle rotating slot 5, a motor 19 is installed inside the electric control member 2, a brake handle rotating rod 13 is rotatably installed at a position on one end of the brake handle 4 inside the circuit breaker main body 1, a pressing plate 14 is welded on an outer surface of one side of the brake handle rotating rod 13, a cable 18 is installed on an upper surface of the pressing plate 14, an upper terminal 8 is installed at an inner upper end of the circuit breaker main body 1, a lower terminal 9 is installed at an inner lower end of the circuit breaker main, an arc extinguishing piece 10 is arranged on the inner side of a partition plate 11, a contact plate 15 is arranged on the outer surface of the upper end of the partition plate 11, an electromagnetic trip 12 is arranged on one side of the partition plate 11, a circuit breaker main body 1 and an electric control component 2 are separated by an isolation seal plate 3, the isolation seal plate 3 is fixed on the outer surface of one side of the circuit breaker main body 1, a motor 19 corresponds to the position of a brake handle rotating rod 13, a rotating shaft of the motor 19 penetrates through the isolation seal plate 3 and is fixed at the inner position of the brake handle rotating rod 13, the lower end of a brake handle 4 penetrates through a brake handle rotating groove 5 and is welded at the position of one side of the outer surface of the brake handle rotating rod 13, the lower end of the electromagnetic trip 12 is welded at the position of the outer surface of the other side of the brake handle rotating rod 13, an upper terminal 8 is in electrode connection with a pressing plate 14 through a cable 18, a lower terminal 9 is in electrode, firstly, the device is installed inside a breaker frame, the positive pole of a circuit is connected with a lower wiring terminal 9, the negative pole of the circuit is connected with an upper wiring terminal 8, then the device is started to be used, a brake handle rotating rod 13 is rotated through a brake handle 4, the brake handle rotating rod 13 drives a pressing plate 14 to move upwards, the upper end of the pressing plate 14 is extruded to the upper surface of a contact plate 15, the device is manually opened, the device can be connected with a remote control end, a motor 19 drives the brake handle rotating rod 13 to rotate, the brake handle rotating rod 13 drives the pressing plate 14 to move upwards, the upper end of the pressing plate 14 is extruded to the upper surface of the contact plate 15, the motor 19 runs to automatically power off when the device is used, the current enters the brake handle rotating rod 13 through the lower wiring terminal 9, the electric control component 2 detects the current entering from the lower wiring terminal 9, the detection information inside the electric control component 2, when the current exceeds a limit value, the motor 19 runs to automatically power off, when, the pressing plate 14 moves downwards, the upper end of the pressing plate 14 leaves the contact plate 15, the brake handle 4 rotates in the brake handle rotating groove 5, the power failure is completed, and in the switching process, electric sparks are used for extinguishing arcs through the arc extinguishing piece 10.

In fig. 3: a limiting rod 16 is welded at the position above a brake lever rotating rod 13 at one side inside a circuit breaker main body 1, a sliding groove 17 is formed in the outer surface of the lower end of a pressing plate 14, screw fixing holes are formed in the positions of the inside of the circuit breaker main body 1 and the outer surface of an isolation sealing plate 3, the lower end of the pressing plate 14 slides at the position of the outer surface of the limiting rod 16 through the sliding groove 17, the sliding groove 17 is a long strip-shaped hole, the hole length is matched with the distance between the pressing plate 14 and a contact plate 15 in a power-off state, the inside of the circuit breaker main body 1 corresponds to the screw hole in the outer surface of the isolation sealing plate 3, the circuit breaker main body 1 and an electric control component 2 are fixedly connected with the screw hole in the inside of the circuit breaker main body 1 through the screw hole penetrating through the outer surface of the isolation sealing plate 3 through a screw, the brake, the upper end of clamp plate 14 extrudees the upper surface that touches and connects board 15, and manual opening device, accessible remote control end connection wireless receiver 25, through the operation of singlechip 24 control motor 19, motor 19 drive floodgate is bull stick 13 and rotates, and the floodgate is bull stick 13 and drives clamp plate 14 and slide at the surface of gag lever post 16 through spout 17 and shift up, and the upper end of clamp plate 14 extrudees the upper surface that touches and connects board 15, electronic opening device.

In fig. 3, 5: the upper surface of the electric control component 2 is provided with a key 6 and an alarm lamp 7, the lower surface of the interior of the electric control component 2 is provided with a buzzer 21, a battery 22 and a charging control panel 23, the rear surface of the interior of the electric control component 2 is provided with a current sensor 20, a single chip microcomputer 24 and a wireless receiver 25, the output end electrode of the charging control panel 23 is connected with the input end of the battery 22, the output end electrode of the single chip microcomputer 24 is connected with the input end of the single chip microcomputer 24, the output end electrode of the single chip microcomputer 24 is connected with a motor 19, the current sensor 20, the wireless receiver 25, the key 6 and the input end of the alarm lamp 7, the input end electrode of the current sensor 20 is connected with the output end of a lower connecting terminal 9, the wireless receiver 25 can be connected through a remote control end, the motor 19 is controlled to operate by the single chip microcomputer 24, the, electronic opening device, in the use, the electric current gets into the floodgate through lower terminal 9 and is bull stick 13, current sensor 20 detects the electric current that lower terminal 9 got into, send inside singlechip 24 to detection information, when singlechip 24 detects the electric current and surpasss the limit value, singlechip 24 control motor 19 operation auto-power-off, alarm lamp 7 scintillation after the outage, buzzer 21 sounds the warning, 19 operation in-process of motor, battery 22 supplies power to motor 19, the back is opened to the device, the electric current charges battery 22 through charging control panel 23.

It should be noted that: a motor 19 (model DK-36P550), an electromagnetic trip 12 (model C63), a charging control board 23 (model DR-), a current sensor 20 (model HXD25-P/SP1), a singlechip 24 (model STM32F103C8T6), a wireless receiver 25 (model HLK-8266)

The working principle of the invention is as follows: firstly, the device is installed inside a breaker frame, the positive pole of a circuit is connected with a lower wiring terminal 9, the negative pole of the circuit is connected with an upper wiring terminal 8, then the device is started to be used, a brake handle rotating rod 13 is rotated through a brake handle 4, the brake handle rotating rod 13 drives a pressing plate 14 to slide and move upwards on the outer surface of a limiting rod 16 through a sliding groove 17, the upper end of the pressing plate 14 is extruded to the upper surface of a contact plate 15, the device is manually started and connected with a wireless receiver 25 through a remote control end, a single chip microcomputer 24 controls a motor 19 to operate, the motor 19 drives the brake handle rotating rod 13 to rotate, the brake handle rotating rod 13 drives the pressing plate 14 to slide and move upwards on the outer surface of the limiting rod 16 through the sliding groove 17, the upper end of the pressing plate 14 is extruded to the upper surface of the contact plate 15, the device is electrically started, in the using process, the current enters the brake handle rotating rod 13 through the lower, when singlechip 24 detects that the electric current surpasss the limit value, singlechip 24 control motor 19 operation auto-power-off, when motor 19 handles untimely, electromagnetic trip 12 plays clamp plate 14 because of the effect of electric current increase high temperature down, clamp plate 14 passes through the surface slip of spout 17 at gag lever post 16, the floodgate is 4 rotates the inside of revolving stage 5 at the floodgate, accomplish the outage, the switching on and off-process, the electric spark is through the arc extinguishing piece 10 arc extinguishing, the alarm lamp 7 scintillation after the outage, buzzer 21 sounds the warning, motor 19 operation in-process, battery 22 supplies power to motor 19, the back is opened to the device, the electric current charges battery 22 through charging control panel 23.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (9)

1. The utility model provides a reset structure for frame-type circuit breaker, includes circuit breaker main part (1), its characterized in that, one side surface mounting of circuit breaker main part (1) has electric control component (2), the position department welding that one side of electric control component (2) closes on circuit breaker main part (1) has isolation shrouding (3), the floodgate has been seted up to the front surface of circuit breaker main part (1) commentaries on classics groove (5), the floodgate is installed the inside rotation of commentaries on classics groove (5) floodgate handle (4), the internally mounted of electric control component (2) has motor (19), the inside of circuit breaker main part (1) is located the one end position department rotation of floodgate handle (4) and is installed floodgate handle bull stick (13), the outer surface welding of one side of bull stick (13) has clamp plate (14), the last surface mounting of clamp plate (14) has cable (18), wiring end (8) are installed to the inside upper end of circuit breaker main part (1), wiring end (9) are installed down to the inside lower extreme of circuit breaker main part (1), the inside position department welding of top circuit breaker main part (1) of wiring end (9) has baffle (11) down, arc extinguishing piece (10) are installed to the inboard of baffle (11), the upper end surface mounting of baffle (11) has contact plate (15), electromagnetism release (12) are installed to one side of baffle (11).

2. The reset structure for the frame type circuit breaker according to claim 1, wherein a position-limiting rod (16) is welded at a position above the brake handle rotating rod (13) at one side inside the circuit breaker main body (1), a sliding groove (17) is formed in the outer surface of the lower end of the pressing plate (14), and screw fixing holes are formed in the positions of the outer surfaces of the inside of the circuit breaker main body (1) and the isolation sealing plate (3).

3. A reset structure for a frame type circuit breaker according to claim 1, wherein the upper surface of the electric control member (2) is installed with a key (6) and a warning lamp (7), the inner lower surface of the electric control member (2) is installed with a buzzer (21), a battery (22) and a charging control board (23), and the inner rear surface of the electric control member (2) is installed with a current sensor (20), a single chip microcomputer (24) and a wireless receiver (25).

4. A reset structure for a frame type circuit breaker according to claim 1, wherein the breaker main body (1) is isolated from the electric control member (2) by an isolating closing plate (3), and the isolating closing plate (3) is fixed to one side outer surface of the breaker main body (1).

5. A reset structure for a frame type circuit breaker according to claim 1, wherein the motor (19) corresponds to a position of the brake handle rotating rod (13), a rotating shaft of the motor (19) is fixed to an inner position of the brake handle rotating rod (13) through the isolating closing plate (3), a lower end of the brake handle (4) penetrates through the brake handle rotating groove (5) and is welded to one side position of an outer surface of the brake handle rotating rod (13), and a lower end of the electromagnetic trip (12) is welded to the other side outer surface position of the brake handle rotating rod (13).

6. A reset structure for a frame type circuit breaker according to claim 1 wherein said upper terminal (8) is electrically connected to the pressure plate (14) through a cable (18), said lower terminal (9) is electrically connected to the contact plate (15) through an electromagnetic trip (12), and the upper end of said pressure plate (14) corresponds to the upper position of the contact plate (15).

7. A reset structure for a frame type circuit breaker according to claim 2, wherein the lower end of the pressing plate (14) slides on the outer surface of the limiting rod (16) through a sliding slot (17), the sliding slot (17) is an elongated hole, and the length of the elongated hole is adapted to the distance between the pressing plate (14) and the contact plate (15) in the power-off state.

8. A reset structure for a frame type circuit breaker according to claim 2, wherein the inside of the breaker main body (1) corresponds to the screw hole on the outer surface of the isolating close plate (3), and the breaker main body (1) and the electric control member (2) are fixedly connected with the screw hole on the inside of the breaker main body (1) through the screw hole on the outer surface of the isolating close plate (3).

9. A reset structure for a frame type circuit breaker according to claim 3, characterized in that the output terminal of the charging control board (23) is connected with the input terminal of the battery (22), the output terminal of the single chip microcomputer (24) is connected with the input terminal of the single chip microcomputer (24), the output terminal of the single chip microcomputer (24) is connected with the input terminal of the motor (19), the current sensor (20), the wireless receiver (25), the key (6) and the alarm lamp (7), and the input terminal of the current sensor (20) is connected with the output terminal of the lower connection terminal (9).

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