CN114221303B - Arc light protection device - Google Patents
Arc light protection device Download PDFInfo
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- CN114221303B CN114221303B CN202111567900.0A CN202111567900A CN114221303B CN 114221303 B CN114221303 B CN 114221303B CN 202111567900 A CN202111567900 A CN 202111567900A CN 114221303 B CN114221303 B CN 114221303B
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- 238000009434 installation Methods 0.000 claims description 34
- 238000001514 detection method Methods 0.000 claims description 22
- 230000017525 heat dissipation Effects 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 238000009423 ventilation Methods 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0061—Details of emergency protective circuit arrangements concerning transmission of signals
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Patch Boards (AREA)
Abstract
The invention discloses an arc light protection device, which comprises a mounting plate, wherein an inserting groove is formed in the outer side of the mounting plate, an inserting block is inserted into the inserting groove, limiting holes are formed in the top and the bottom of the inserting block, one end of the inserting block extends to the outer side of the mounting plate and is fixedly connected with a mounting box, and a circuit board is arranged at one end, close to the mounting plate, of the inner part of the mounting box.
Description
Technical Field
The invention belongs to the technical field of arc light protection, and particularly relates to an arc light protection device.
Background
In the prior life, the arc light protection device is a novel protection developed along with the development of photoelectric technology in the last years, the current and the arc light are used as main criteria, the criterion of the arc light is increased compared with the traditional protection, the arc light protection device is suitable for a thirty-five kilowatt transformer substation and a medium-low voltage switch cabinet, the problem that the medium-low voltage bus faults caused by arc light short circuits are mainly solved, the arc light protection means that an electric power system can cause the arc light due to various short circuit reasons, the arc light can burst at the speed of three hundred meters per second, any substances in the process are destroyed, the arc light always exists as long as the arc light is not powered off in the system, and the arc light needs to be safely and rapidly cut off to the greatest extent, so that operators are protected from being damaged when the arc light faults occur, and the property loss degree can be reduced for short for the arc light protection.
The current condition inside the circuit can not be monitored when the arc light protection device is used, the current condition inside the circuit can not be monitored when the current condition inside the circuit is used is detected, and the current condition inside the circuit can not be monitored when the current condition inside the circuit is detected through the current condition inside the circuit is detected.
The invention comprises the following steps:
the present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide an arc protection device which solves the problems mentioned in the background art.
In order to solve the problems, the invention provides a technical scheme that:
the utility model provides an arc light protection device, includes the mounting panel, the jack-in groove has been seted up in the outside of mounting panel, the jack-in block has been inserted to the inside of jack-in groove, the spacing hole has all been seted up to the top and the bottom of jack-in block, the one end of jack-in block extends to the outside and fixedly connected with mounting panel of mounting panel, the inside of mounting box is close to the one end of mounting panel and is provided with the circuit board, the inside of mounting box is provided with cooling machanism, the inside of mounting panel and be located one side of jack-in groove have seted up U type groove, the equal fixedly connected with first return spring in top and bottom of U type inslot wall corresponds two equal fixedly connected with slide between the one end that first return spring is close to the jack-in groove, slide all with the inner wall sliding connection of U type groove, the outside of slide just is located one side of spacing hole and is fixedly connected with gag lever, the one end that the gag lever away from all extends to the inside of corresponding spacing hole, the inside of U type inslot just is located two fixed blocks, be provided with circuit breaker, arc light sensor, sensor module, arc light sensor module, detection module.
Preferably, the heat dissipation mechanism comprises a diversion trench, the diversion trench of L-shaped structure is seted up to the inside of mounting box, the fresh air inlet has been seted up to the equal distance in one side that the mounting panel was kept away from to the top and the inner wall of mounting box inner wall, the ventilation groove has been seted up to the one end that the mounting panel was close to at the top of mounting box, the top of mounting box just is located the outside fixedly connected with protection frame of ventilation groove, the inside fixed mounting of protection frame has radiator fan, the fresh air inlet groove has been seted up at the top of protection frame.
Preferably, the unlocking mechanism comprises a second return spring, two second return springs are fixedly connected to one side, away from the plug-in groove, of the inner wall of the U-shaped groove, two second return springs are fixedly connected with a movable plate between one ends, close to the plug-in groove, of the second return springs, pushing rollers are rotatably connected to the tops and bottoms of the movable plate, one side, away from the plug-in groove, of the movable plate is located between the two second return springs, and one end, away from the movable plate, of the connecting rod extends to the outer side of the mounting box and is fixedly connected with a pull ring.
Preferably, four corners on the outer side of the mounting plate are fixedly connected with fixing plates, and fixing holes are formed in the outer sides of the fixing plates.
Preferably, the top and the bottom of the plug block far away from one end of the installation box are provided with sixty-degree inclined planes, and one end of the limiting rod far away from the sliding plate is provided with sixty-degree inclined planes matched with the plug block.
Preferably, the fixed blocks are all arranged to be of trapezoid structures, and the outer sides of the pushing rollers are all in rolling connection with inclined planes on the outer sides of the corresponding fixed blocks.
Preferably, the bottom of the installation box is provided with heat dissipation holes at equal intervals, and filter screens are arranged in the heat dissipation holes, the air inlet holes, the ventilation grooves and the air inlet grooves.
Preferably, a control switch is fixedly arranged at the top of the installation box and at one side of the protection frame, and the cooling fan is electrically connected with the control switch.
Preferably, the output end of the circuit board is electrically connected with the input end of the information conveying module, the output end of the information conveying module is electrically connected with the input end of the arc light sensor, the output end of the arc light sensor is electrically connected with the input end of the arc light signal conversion module, the output end of the arc light signal conversion module is electrically connected with the input end of the detection control module, the output end of the detection control module is electrically connected with the input end of the circuit breaker, the output end of the circuit breaker is electrically connected with the input end of the circuit switch, and the output end of the current sensor is electrically connected with the input end of the detection control module.
The beneficial effects of the invention are as follows: the invention has compact structure and strong practicability, and can carry out arc light protection and current monitoring protection on the working line by arranging the information conveying module, the arc light sensor, the arc light signal conversion module, the detection control module, the current sensor, the circuit breaker and the circuit switch to be mutually matched, so that the invention has high measurement precision, stable work and wider protection range, and simultaneously can rapidly carry out integral installation and disassembly on equipment by arranging the spring limiting structure and the unlocking mechanism, and is free from the traditional screw connection mode, thereby being beneficial to actual application and operation.
Description of the drawings:
for ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.
FIG. 1 is a side cross-sectional view of the present invention;
FIG. 2 is a schematic view of the internal structure of the mounting plate of the present invention;
FIG. 3 is an enlarged view of FIG. 2 at A;
fig. 4 is a schematic diagram of the internal structure of the present invention.
In the figure: 1. a mounting plate; 2. a plug-in groove; 3. a plug block; 4. a limiting hole; 5. a mounting box; 6. a circuit board; 7. a heat dissipation mechanism; 71. a diversion trench; 72. an air inlet hole; 73. a ventilation groove; 74. a protective frame; 75. a heat radiation fan; 76. an air inlet groove; 77. a control switch; 8. a U-shaped groove; 9. a first return spring; 10. a slide plate; 11. a limit rod; 12. a fixed block; 13. an unlocking mechanism; 131. a second return spring; 132. a moving plate; 133. pushing the roller; 134. a connecting rod; 135. a pull ring; 14. a fixing plate; 15. a fixing hole; 16. a heat radiation hole; 17. an information delivery module; 18. an arc sensor; 19. an arc light signal conversion module; 20. a detection control module; 21. a current sensor; 22. a circuit breaker; 23. and a circuit switch.
The specific embodiment is as follows:
as shown in fig. 1-4, the present embodiment adopts the following technical scheme:
examples:
the arc light protection device comprises a mounting plate 1, wherein a plug-in groove 2 is formed in the outer side of the mounting plate 1, a plug-in block 3 is inserted into the plug-in groove 2, and the plug-in block 3 is matched with the plug-in groove 2 in size; limiting holes 4 are formed in the top and the bottom of the plug block 3, one end of the plug block 3 extends to the outer side of the mounting plate 1 and is fixedly connected with a mounting box 5, and the mounting box 5 is conveniently and better mounted on the outer side of the mounting plate 1 through the cooperation between the plug block 3 and the plug groove 2; a circuit board 6 is arranged at one end, close to the mounting plate 1, of the inside of the mounting box 5, and the circuit board 6 is electrically connected with an external working line; the inside of the installation box 5 is provided with a heat dissipation mechanism 7, a U-shaped groove 8 is formed in the installation plate 1 and located at one side of the inserting groove 2, two first return springs 9 are fixedly connected to the top and the bottom of the inner wall of the U-shaped groove 8, a sliding plate 10 is fixedly connected between one ends, close to the inserting groove 2, of the corresponding two first return springs 9, the sliding plate 10 is slidably connected with the inner wall of the U-shaped groove 8, and the sliding plate 10 is convenient to return and control better by arranging the first return springs 9; the outer side of the sliding plate 10 and one side of the limiting hole 4 are fixedly connected with limiting rods 11, one ends of the limiting rods 11 far away from the sliding plate 10 extend to the interiors of the corresponding limiting holes 4, and the clamping and mounting of the plug-in blocks 3 are facilitated through the matching between the limiting rods 11 and the limiting holes 4; the one end that limiting rod 11 was kept away from to the outside of slide 10 is all fixedly connected with fixed block 12, the inside of U type groove 8 just is located and is provided with release mechanism 13 between two fixed blocks 12, the outside of circuit board 6 has integrated information delivery module 17, arc sensor 18, arc light signal conversion module 19, detection control module 20, current sensor 21, circuit breaker 22 and circuit switch 23.
The heat dissipation mechanism 7 comprises a diversion trench 71, the diversion trench 71 with an L-shaped structure is arranged in the installation box 5, an air inlet 72 is formed in the top of the inner wall of the installation box 5 and the side, far away from the installation plate 1, of the inner wall of the installation box 5 at equal intervals, a ventilation slot 73 is formed in one end, close to the installation plate 1, of the top of the installation box 5, a protection frame 74 is fixedly connected to the outer side of the ventilation slot 73, a heat dissipation fan 75 is fixedly arranged in the protection frame 74, an air inlet 76 is formed in the top of the protection frame 74, the heat dissipation mechanism 7 is arranged, the heat dissipation treatment is conducted on elements in the installation box 5 conveniently and better, specifically, the heat dissipation fan 75 is controlled to work, external air is led into the interior of the diversion trench 71 through the air inlet 76 and the ventilation slot 73, and then evenly enters the interior of the installation box 5 through the air inlet 72, and therefore the heat dissipation treatment is conducted on elements in the installation box 5.
Wherein, release mechanism 13 includes second return spring 131, one side fixedly connected with two second return springs 131 of jack-in groove 2 are kept away from to the inner wall of U type groove 8, two fixedly connected with movable plate 132 between the one end that second return spring 131 is close to jack-in groove 2, the top and the bottom of movable plate 132 all rotate and are connected with pushing roller 133, one side that movable plate 132 kept away from jack-in groove 2 just is located fixedly connected with connecting rod 134 between two second return springs 131, the one end that movable plate 132 was kept away from to connecting rod 134 extends to the outside of installing box 5 and fixedly connected with pull ring 135, through setting up release mechanism 13, the better dismantles installing box 5 and jack-in block 3 of being convenient for, specifically, moves through pull ring 135 pulling connecting rod 134, drives movable plate 132 at the inside removal of U type groove 8, extrudees second return spring 131 simultaneously to through pushing roller 133 and fixed block 12 between the cooperation, promotes slide 10 and slides at the inside of U type groove 8, extrudees first return spring 9 simultaneously, and drives spacing lever 11 and removes, after spacing lever 11 breaks away from inside of jack-in 3 that can dismantle with jack-in 3.
Wherein, the four corners in the mounting panel 1 outside is all fixedly connected with fixed plate 14, fixed orifices 15 have all been seted up in the outside of fixed plate 14, through fixed plate 14 and fixed orifices 15, the better of being convenient for is fixed mounting panel 1 installation.
Wherein, sixty degrees inclined planes have all been seted up to the top and the bottom that installation box 5 one end was kept away from to grafting piece 3, the one end that slide 10 was kept away from to gag lever post 11 all has been seted up and is mutually supported by sixty degrees inclined planes with grafting piece 3, through the cooperation between the inclined planes, be convenient for quick butt joint installation is carried out to grafting piece 3 and installation box 5, specifically, when carrying out the joint installation to grafting piece 3 and installation box 5, insert grafting groove 2 with grafting piece 3, under the contact between the inclined planes, promote gag lever post 11 and slide 10 and remove, and extrude first return spring 9, after grafting piece 3 gets into the inside of grafting groove 2 completely, under the elasticity effect of first return spring 9, make gag lever post 11 and slide 10 return, gag lever post 11 gets into the inside of corresponding spacing hole 4, can accomplish the joint installation operation to grafting piece 3 and installation box 5 this moment.
Wherein, the fixed block 12 is configured as a trapezoid structure, and the outer sides of the pushing rollers 133 are in rolling connection with the corresponding inclined planes of the outer sides of the fixed block 12, so that better power transmission is facilitated, and unlocking operation is completed.
Wherein, the louvre 16 has been seted up to the bottom equidistance of mounting box 5, louvre 16, fresh air inlet 72, ventilation groove 73, fresh air inlet 76's inside all is provided with the filter screen, and the mechanism 7 forms the heat dissipation wind channel through the better cooperation heat dissipation of louvre 16 is convenient for, and the inside of the better dust prevention entering equipment of being convenient for through the filter screen simultaneously.
Wherein, the top of mounting box 5 just is located the one side fixed mounting of protection frame 74 and has control switch 77, radiator fan 75 and control switch 77 electric connection are convenient for better control radiator fan 75 through control switch 77.
The output end of the circuit board 6 is electrically connected with the input end of the information conveying module 17, the output end of the information conveying module 17 is electrically connected with the input end of the arc light sensor 18, the output end of the arc light sensor 18 is electrically connected with the input end of the arc light signal conversion module 19, the output end of the arc light signal conversion module 19 is electrically connected with the input end of the detection control module 20, the output end of the detection control module 20 is electrically connected with the input end of the circuit breaker 22, the output end of the circuit breaker 22 is electrically connected with the input end of the circuit switch 23, the output end of the current sensor 21 is electrically connected with the input end of the detection control module 20, specifically, when arc light is conveyed from a working line, the information conveying module 17 on the circuit board 6 conveys arc light information to the arc light sensor 18, the arc light sensor 18 senses the occurrence of arc light, the arc light sensor 18 conveys information to the arc light signal conversion module 19, then the signal conversion module 19 conveys signals to the detection control module 20, the detection control module 20 receives signals, the detection control module 20 conveys instructions to the circuit breaker 22, the circuit breaker 22 is electrically connected with the output end of the circuit breaker 22, the output end of the circuit breaker 22 is electrically connected with the input end of the circuit breaker 23, the circuit breaker 23 is electrically connected with the input end of the circuit breaker 23, and the circuit breaker 23 is electrically disconnected from the circuit breaker 23, and the circuit breaker 23 is further conveniently connected with the circuit breaker 23.
The use state of the invention is as follows: in practical application, firstly, the device is installed and fixed on a designated position through the fixing plate 14 and the fixing hole 15, meanwhile, the working line is connected with the circuit board 6, when the device works, when arc light is transmitted from the working line, the information transmission module 17 on the circuit board 6 transmits arc light information to the arc light sensor 18, the arc light sensor 18 senses the occurrence of the arc light, the arc light sensor 18 transmits the information to the arc light signal conversion module 19, then the arc light signal conversion module 19 transmits a signal to the detection control module 20, the detection control module 20 receives the signal, the detection control module 20 transmits an instruction to the circuit breaker 22, the circuit breaker 22 works, the circuit switch 23 is opened, the arc light does not pass through, when the current sensor 21 detects that the current is overlarge, the current sensor 21 transmits data to the detection control module 20, the detection control module 20 receives signals and transmits instructions to the circuit breaker 22, the circuit breaker 22 works, so that the circuit switch 23 is disconnected, current cannot pass through the circuit switch 23, and then integral arc protection and current monitoring operation are completed, and when the temperature of the internal components of the equipment is high, the control switch 77 can be used for controlling the cooling fan 75 to work, external wind is led into the inside of the diversion trench 71 through the air inlet slot 76 and the ventilation slot 73 and then uniformly enters the inside of the installation box 5 through the air inlet hole 72, thereby carrying out heat dissipation treatment on the components in the installation box 5, when the installation box 5 needs to be disassembled and maintained, the pull ring 135 can be used for pulling the connecting rod 134 to move, driving the moving plate 132 to move in the U-shaped slot 8, simultaneously extruding the second return spring 131, and pushing the cooperation between the roller 133 and the fixed block 12, the sliding plate 10 is pushed to slide in the U-shaped groove 8, the first return spring 9 is extruded, the limiting rod 11 is driven to move, after the limiting rod 11 is separated from the inside of the limiting hole 4, the plug block 3 can be detached from the mounting box 5, after maintenance is completed, the plug block 3 can be aligned with the plug groove 2 to be inserted when the plug block 3 is mounted in a clamping manner with the mounting box 5, the limiting rod 11 and the sliding plate 10 are pushed to move under the contact between inclined planes, the first return spring 9 is extruded, after the plug block 3 completely enters the inside of the plug groove 2, the limiting rod 11 and the sliding plate 10 are enabled to return under the elastic force of the first return spring 9, the limiting rod 11 enters the inside of the corresponding limiting hole 4, at the moment, the clamping mounting operation of the plug block 3 and the mounting box 5 can be completed, the whole equipment can be mounted and detached quickly, and the traditional screw connection mode is eliminated, so that the practical application and operation are facilitated.
In the description of the present invention, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby features defining "first," "second," "third," "fourth" may explicitly or implicitly include at least one such feature.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an arc light protection device, its characterized in that includes mounting panel (1), spliced eye (2) have been seted up in the outside of mounting panel (1), spliced eye (3) have been inserted to the inside of spliced eye (2), spacing hole (4) have all been seted up to the top and the bottom of spliced eye (3), the one end of spliced eye (3) extends to the outside of mounting panel (1) and fixedly connected with mounting box (5), the one end that the inside of mounting box (5) is close to mounting panel (1) is provided with circuit board (6), the inside of mounting box (5) is provided with heat dissipation mechanism (7), U type groove (8) have been seted up in the inside of mounting panel (1) and be located one side of spliced eye (2), the top and the bottom of U type groove (8) inner wall all fixedly connected with two first return springs (9), correspond two slide (10) between the one end that first return spring (9) are close to spliced eye (2) all fixedly connected with slide (10), slide (10) all are connected with the inner wall sliding connection of U type groove (8), slide (10) and one side that is located the one side of slide (11) all is kept away from spacing hole (11) and is located to the one side of slide (11), the outer side of the sliding plate (10) is fixedly connected with a fixed block (12) at one end far away from the limiting rod (11), an unlocking mechanism (13) is arranged inside the U-shaped groove (8) and between the two fixed blocks (12), and an information conveying module (17), an arc sensor (18), an arc signal conversion module (19), a detection control module (20), a current sensor (21), a circuit breaker (22) and a circuit switch (23) are integrated at the outer side of the circuit board (6);
the heat dissipation mechanism (7) comprises a diversion trench (71), the inside of the installation box (5) is provided with the diversion trench (71) with an L-shaped structure, the top of the inner wall of the installation box (5) and one side of the inner wall far away from the installation plate (1) are provided with air inlet holes (72) at equal intervals, and one end, close to the installation plate (1), of the top of the installation box (5) is provided with a ventilation trench (73); the top of the mounting box (5) is fixedly connected with a protection frame (74) which is positioned outside the ventilation groove (73), a cooling fan (75) is fixedly arranged in the protection frame (74), and an air inlet groove (76) is formed in the top of the protection frame (74);
the unlocking mechanism (13) comprises second return springs (131), two second return springs (131) are fixedly connected to one side, away from the plug-in groove (2), of the inner wall of the U-shaped groove (8), a movable plate (132) is fixedly connected between one ends, close to the plug-in groove (2), of the second return springs (131), pushing rollers (133) are rotatably connected to the tops and bottoms of the movable plate (132), a connecting rod (134) is fixedly connected between one side, away from the plug-in groove (2), of the movable plate (132), and one end, away from the movable plate (132), of the connecting rod (134) extends to the outer side of the installation box (5) and is fixedly connected with a pull ring (135);
the pull ring (135) pulls the connecting rod (134) to move, simultaneously presses the second return spring (131), and simultaneously presses the first return spring (9) by pushing the cooperation between the roller (133) and the fixed block (12); the plug-in block (3) completely enters the plug-in groove (2), and the limiting rod (11) and the sliding plate (10) return under the action of the elastic force of the first return spring 9.
2. An arc light protection device according to claim 1, characterized in that four corners of the outer side of the mounting plate (1) are fixedly connected with fixing plates (14), and fixing holes (15) are formed in the outer sides of the fixing plates (14).
3. The arc light protection device according to claim 1, wherein sixty-degree inclined planes are formed in the top and the bottom of one end, far away from the mounting box (5), of the plug block (3), and sixty-degree inclined planes matched with the plug block (3) are formed in one end, far away from the sliding plate (10), of the limiting rod (11).
4. An arc protection device according to claim 1, wherein the fixed blocks (12) are each arranged in a trapezoid structure, and the outer sides of the pushing rollers (133) are each connected with the inclined surfaces of the outer sides of the corresponding fixed blocks (12) in a rolling manner.
5. An arc light protection device according to claim 1, characterized in that the bottom of the installation box (5) is provided with heat dissipation holes (16) at equal intervals, and filter screens are arranged in the heat dissipation holes (16), the air inlet holes (72), the ventilation grooves (73) and the air inlet grooves (76).
6. An arc protection device according to claim 1, characterized in that a control switch (77) is fixedly installed on the top of the installation box (5) and on one side of the protection frame (74), and the heat dissipation fan (75) is electrically connected with the control switch (77).
7. The arc light protection device according to claim 1, wherein the output end of the circuit board (6) is electrically connected with the input end of the information conveying module (17), the output end of the information conveying module (17) is electrically connected with the input end of the arc light sensor (18), the output end of the arc light sensor (18) is electrically connected with the input end of the arc light signal conversion module (19), the output end of the arc light signal conversion module (19) is electrically connected with the input end of the detection control module (20), the output end of the detection control module (20) is electrically connected with the input end of the circuit breaker (22), the output end of the circuit breaker (22) is electrically connected with the input end of the circuit switch (23), and the output end of the current sensor (21) is electrically connected with the input end of the detection control module (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111567900.0A CN114221303B (en) | 2021-12-21 | 2021-12-21 | Arc light protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111567900.0A CN114221303B (en) | 2021-12-21 | 2021-12-21 | Arc light protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114221303A CN114221303A (en) | 2022-03-22 |
| CN114221303B true CN114221303B (en) | 2024-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111567900.0A Active CN114221303B (en) | 2021-12-21 | 2021-12-21 | Arc light protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114221303B (en) |
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| CN114221303A (en) | 2022-03-22 |
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