CN116581673A - Electric control cabinet with explosion-proof function - Google Patents

Electric control cabinet with explosion-proof function Download PDF

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Publication number
CN116581673A
CN116581673A CN202310644481.9A CN202310644481A CN116581673A CN 116581673 A CN116581673 A CN 116581673A CN 202310644481 A CN202310644481 A CN 202310644481A CN 116581673 A CN116581673 A CN 116581673A
Authority
CN
China
Prior art keywords
cabinet
cabinet body
air
air inlet
explosion
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310644481.9A
Other languages
Chinese (zh)
Inventor
赵磊
易俊莉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Chuanghuiye Metal Materials Co ltd
Original Assignee
Shenzhen Chuanghuiye Metal Materials Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Chuanghuiye Metal Materials Co ltd filed Critical Shenzhen Chuanghuiye Metal Materials Co ltd
Priority to CN202310644481.9A priority Critical patent/CN116581673A/en
Publication of CN116581673A publication Critical patent/CN116581673A/en
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/56—Cooling; Ventilation
    • H02B1/565—Cooling; Ventilation for cabinets
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
    • A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
    • A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
    • A62C37/40—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with electric connection between sensor and actuator
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62C—FIRE-FIGHTING
    • A62C37/00—Control of fire-fighting equipment
    • A62C37/36—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device
    • A62C37/38—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone
    • A62C37/42—Control of fire-fighting equipment an actuating signal being generated by a sensor separate from an outlet device by both sensor and actuator, e.g. valve, being in the danger zone with mechanical connection between sensor and actuator, e.g. rods, levers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/015—Boards, panels, desks; Parts thereof or accessories therefor
    • H02B1/04—Mounting thereon of switches or of other devices in general, the switch or device having, or being without, casing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/26—Casings; Parts thereof or accessories therefor
    • H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
    • H02B1/32—Mounting of devices therein

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Elimination Of Static Electricity (AREA)

Abstract

The application is suitable for the technical field of electric control cabinets, and provides an electric control cabinet with an explosion-proof function, which comprises a cabinet body and a heat dissipation assembly, wherein the heat dissipation assembly comprises a mounting seat, a driving mechanism, a mounting rod, an air injection hard pipe, a gear, a pin shaft and a rack; by arranging the fire extinguishing assembly, when explosion occurs in or out of the cabinet, fire extinguishing is automatically performed; through setting up the protection subassembly, when the explosion, protect through many guard bars and flexible protection network.

Description

Electric control cabinet with explosion-proof function
Technical Field
The application belongs to the technical field of electric control cabinets, and particularly relates to an electric control cabinet with an explosion-proof function.
Background
The electric control cabinet is a control cabinet (box) which is used for assembling switch equipment, measuring instruments, protection appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electric wiring requirement, is arranged to meet the requirement of normal operation of an electric power system, is convenient to overhaul, does not endanger the safety of personnel and surrounding equipment, and is internally provided with a large number of air switches, contactors, solid relays, capacitors, frequency converters and other high-power appliances which can generate electric arcs when working, and when combustible dust enters the electric control cabinet, the explosion is caused, so that certain potential safety hazard is brought, and the explosion-proof electric control cabinet is needed;
in the use of explosion-proof automatically controlled cabinet, because of the very multiple during operation of its inside electrical component can produce a large amount of heat, require explosion-proof automatically controlled cabinet itself's heat dispersion to be good, through retrieving, chinese patent CN214708497U discloses an explosion-proof dustproof automatically controlled cabinet of high heat dissipation, including the box, set up flutedly in the box, be provided with installation device in the recess, be provided with automatically controlled cabinet device on the installation device, automatically controlled cabinet device bottom is provided with the mount pad, be provided with blast apparatus in the mount pad, and automatically controlled cabinet device top is provided with heat abstractor, be provided with dust keeper on the heat abstractor, dust keeper includes the dust control box and sets up the dust screen in the dust control box, and dust control box bottom has seted up first through-hole, heat abstractor is including being electric telescopic handle, the fixed disk and air duct, set up the fixed orifices on the fixed disk, be provided with the air duct in the fixed orifices, air duct one end runs through out the electric control box, the box top is provided with the second through-hole, second through-hole and first through-hole phase-match with the air duct.
In the above patent, the position of the fan blade is arranged at the bottom of the box body, when heat dissipation is carried out, the wind blown by the fan blade upwards takes away heat, however, as the position of the fan blade is fixed, the angle and the range of the wind are unchanged, the wind cannot be blown in multiple angles and a larger range, and some electric elements may be blocked and cannot fully exchange heat with the air, so that the heat dissipation effect is affected.
Disclosure of Invention
The application provides an electric control cabinet with an explosion-proof function, and aims to solve the problems.
The application is realized in such a way that an electric control cabinet with an explosion-proof function comprises a cabinet body and a heat radiation component arranged in the cabinet body, wherein the heat radiation component comprises:
the mounting seat is slidably mounted at the bottom of the inner cavity of the cabinet body;
the driving mechanism is arranged on the cabinet body and is used for driving the mounting seat to slide in a reciprocating manner;
the installation rod is hinged to the side wall of the installation seat, an air injection hard pipe is fixed at the top end of the installation rod, air injection holes are uniformly formed in the air injection hard pipe, a soft air pipe is connected to the air injection hard pipe, and the soft air pipe is connected with the air inlet assembly;
the mounting device comprises a mounting seat, a mounting rod and a rack, wherein the mounting seat is arranged on the side wall of the mounting seat in a rotating mode, the rack is positioned between the mounting rod and the side wall of the mounting seat, a pin shaft is eccentrically fixed on the gear, a movable groove for the pin shaft to insert and move is formed in the mounting rod, and the bottom of an inner cavity of the cabinet body is fixedly provided with the rack meshed with the gear.
Preferably, the cabinet door is installed on the cabinet body, the installation otter board is fixed with in cabinet internal chamber lower part for installation electrical component, the lateral wall top of the cabinet body detachably installs third ventilation dust screen.
Preferably, the driving mechanism comprises a first stepping motor and a reciprocating screw rod, the reciprocating screw rod is horizontally rotatably installed on the cabinet body, the reciprocating screw rod penetrates through the installation seat and is in threaded connection with the installation seat, and the first stepping motor is fixed on the side wall of the cabinet body and is in driving connection with one end of the reciprocating screw rod, and the driving mechanism is used for driving the reciprocating screw rod to rotate.
Preferably, the air intake assembly includes:
the air inlet pipe is fixedly arranged on the outer side wall of the cabinet body and can be fixed through screws, an air inlet hole communicated with the air inlet pipe is formed in the side wall of the cabinet body, a fan is fixedly arranged on the inner side wall of the cabinet body and positioned at the air inlet hole, and the soft air pipe is connected with an air outlet of the fan;
and the second ventilation dustproof net is arranged in the air inlet hole and far away from one end of the air inlet pipe.
Preferably, the air inlet pipe is rectangular in cross section, and the air inlet assembly further comprises:
two first ventilation dustproof nets arranged in the air inlet pipe at intervals, sealing strips are fixed at two ends of the first ventilation dustproof nets, the width of each sealing strip is larger than that of each first ventilation dustproof net, and through grooves for the first ventilation dustproof nets to move are formed in the bottom of the air inlet pipe;
the hairbrush strips are fixed at the bottom of the air inlet pipe and positioned at one side of the first ventilation dustproof net close to the air inlet and are used for brushing the first ventilation dustproof net;
the double-shaft motor is fixed below the air inlet pipe and positioned between the two first ventilation dustproof nets, rotary tables are respectively fixed on output shafts on two sides of the double-shaft motor, pins are eccentrically fixed on the side wall, close to the first ventilation dustproof nets, of each rotary table, through grooves for inserting and moving the pins are formed in sealing strips at the bottom of the first ventilation dustproof net, and the included angle between the pins on the two rotary tables in the same projection plane is 180 degrees.
Preferably, a monitoring assembly is installed in the air inlet hole, and the monitoring assembly comprises:
the first pressure sensor is arranged in the middle of the air inlet hole through a plurality of support rods and is electrically connected with the controller, and the controller is electrically connected with the double-shaft motor;
the air receiving plate is arranged on one side, close to the air inlet pipe, of the first pressure sensor, the air receiving plate is abutted against the first pressure sensor, a horizontal guide rod is fixed on the air receiving plate, and the horizontal guide rod penetrates through the support rod to horizontally guide the air receiving plate.
Preferably, the jet hard pipe is provided with sliding sleeves in a sleeved mode on two sides of the mounting rod, the two sliding sleeves are hinged to the jet branch pipes, the jet branch pipes are uniformly provided with jet holes and are connected with soft bronchi, one ends, far away from the sliding sleeves, of the two jet branch pipes are hinged to the top end of the connecting rod, and the bottom end of the connecting rod is hinged to the pin shaft.
Preferably, a fire extinguishing assembly is installed on the electric control cabinet, and the fire extinguishing assembly comprises:
the fire extinguisher is arranged in the cabinet at the top of the cabinet body, and the nozzle of the fire extinguisher is positioned in the cabinet body;
the smoke sensor is fixedly arranged in the cabinet body and is electrically connected with the electromagnetic valve at the outlet of the fire extinguisher in the cabinet through the controller;
the fire extinguisher is arranged outside the cabinet at the top of the cabinet body, and the nozzle of the fire extinguisher is positioned outside the cabinet body;
the multi-group explosion testing assembly comprises a second pressure sensor, compression springs and a punched plate, wherein the punched plate is arranged on the side wall of the cabinet body through a plurality of compression springs, the second pressure sensor is arranged between the side wall of the cabinet body and the punched plate and fixed on the punched plate or the side wall of the cabinet body, the second pressure sensor positioned in the cabinet body is electrically connected with an electromagnetic valve at the outlet of a fire extinguisher in the cabinet through a controller, and the second pressure sensor positioned outside the cabinet body is electrically connected with an electromagnetic valve at the outlet of the fire extinguisher outside the cabinet through a controller.
Preferably, be equipped with the protection subassembly on the automatically controlled cabinet, the protection subassembly includes:
a plurality of protection rods sleeved outside the cabinet body from top to bottom, and flexible protection nets are tied between adjacent protection rods;
the shearing fork mechanisms are connected between the plurality of protection rods, two groups of shearing fork mechanisms are arranged oppositely, and hinge pins at two opposite hinge ends of the shearing fork mechanisms penetrate through horizontal grooves formed in the protection rods;
the two-way screw rod is horizontally and rotatably arranged at the top of the cabinet body, two thread sections of the two-way screw rod are respectively connected with sliding seats in a threaded manner, and the two sliding seats are respectively hinged with two rod ends at the top of the scissor mechanism;
the second stepping motor is fixed at the top of the cabinet body and used for driving the bidirectional screw rod to rotate, and the second stepping motor is electrically connected with second pressure sensors inside and outside the cabinet through the controller.
Preferably, a plurality of nozzles of the fire extinguisher outside the cabinet are arranged and respectively arranged on the plurality of protection rods, and the plurality of nozzles are connected with the outlet of the fire extinguisher outside the cabinet through connecting soft pipelines.
Compared with the prior art, the embodiment of the application has the following main beneficial effects:
according to the electric control cabinet with the explosion-proof function, the cabinet body and the heat dissipation assembly are arranged, the heat dissipation assembly comprises the mounting seat, the driving mechanism, the mounting rod, the air injection hard tube, the gear, the pin shaft and the rack, air enters the air injection hard tube through the soft air tube and is ejected out of the air injection hole, air is blown to the electric element, air in the cabinet body is accelerated, heat in the cabinet body is taken away, the driving mechanism drives the mounting seat to slide back and forth, the mounting seat drives the mounting rod and the gear to reciprocate, the gear is meshed with the rack to rotate, the gear drives the pin shaft to move, the pin shaft drives the mounting rod to swing back and forth, the air injection angle and range of the air injection hard tube are enlarged, heat dissipation can be fully carried out, and heat dissipation efficiency is improved;
according to the electric control cabinet with the explosion-proof function, the fire extinguishing assembly comprises the fire extinguisher in the cabinet, the smoke sensor, the fire extinguisher outside the cabinet and the explosion-measuring assembly, wherein the explosion-measuring assembly comprises the second pressure sensor, the compression spring and the impact plate;
according to the electric control cabinet with the explosion-proof function, the protection assembly comprises the plurality of protection rods, the flexible protection net, the shearing fork mechanism, the two-way screw rod and the second stepping motor, when explosion happens, the second stepping motor is started, the two-way screw rod is driven by the second stepping motor to rotate, the two sliding seats are driven by the two-way screw rod to be close to each other, the two sliding seats drive the shearing fork mechanism to extend, the shearing fork mechanism drives the protection rods to move downwards, meanwhile, the protection rods drive the flexible protection net to open, the cabinet body is hooped by the plurality of protection rods, the cabinet body is prevented from being exploded outwards due to explosion in the cabinet body, the impact of external explosion or damage to the cabinet body by objects can be reduced, and the flexible protection net can play a certain role in protection.
Drawings
Fig. 1 is a schematic structural diagram of an electric control cabinet with an explosion-proof function provided by the application;
fig. 2 is an enlarged view at a in fig. 1;
fig. 3 is a schematic diagram of the cooperation of a turntable and a first ventilation dust screen in an electric control cabinet with an explosion-proof function;
FIG. 4 is a schematic diagram of the installation of an air injection strut and an air injection hard tube in an electric control cabinet with an explosion-proof function;
fig. 5 is a schematic installation diagram of a connecting rod and a pin in an electric control cabinet with an explosion-proof function;
fig. 6 is a schematic structural diagram of a protection component in an electric control cabinet with an explosion-proof function provided by the application;
fig. 7 is a top view of a protection rod in an electric control cabinet with an explosion-proof function.
Reference numerals annotate: 1. a cabinet body; 2. installing a screen plate; 3. a punched plate; 4. a second pressure sensor; 5. a compression spring; 6. a third air-through dust screen; 7. a smoke sensor; 8. an electromagnetic valve; 9. fire extinguisher outside the cabinet; 91. fire extinguisher in cabinet; 10. a first stepping motor; 11. a reciprocating screw rod; 12. a mounting base; 13. jet hard tube; 14. a mounting rod; 15. a soft air tube; 16. a pin shaft; 17. a gear; 18. a rack; 19. an air intake assembly; 20. a jet branch pipe; 21. a connecting rod; 22. a sliding sleeve; 23. a second ventilation dust screen; 24. a first pressure sensor; 25. a wind receiving plate; 26. an air inlet pipe; 27. a first ventilation dust screen; 28. a brush strip; 29. a turntable; 30. a biaxial motor; 31. a pin; 32. a sealing strip; 33. a second stepping motor; 34. a slide; 35. a scissors mechanism; 36. a two-way screw rod; 37. connecting a soft pipeline; 38. a spray head; 39. a flexible protective net; 40. a protective rod.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the applications herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description of the application and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.
The embodiment of the application provides an electric control cabinet with an explosion-proof function, which is shown in fig. 1-7, and comprises a cabinet body 1 and a heat dissipation assembly arranged in the cabinet body 1, wherein a cabinet door is arranged on the cabinet body 1 and can be arranged through a hinge and a hasp, a mounting screen plate 2 is fixed at the lower part of an inner cavity of the cabinet body 1 and can be fixed through screws for mounting electric elements, and a third air-through dustproof net 6 is detachably arranged at the top of the side wall of the cabinet body 1 and can be arranged through screws;
the heat dissipation assembly includes:
the installation seat 12 is slidably installed at the bottom of the inner cavity of the cabinet body 1, a sliding block can be integrally arranged at the bottom of the installation seat 12, and a sliding groove which is slidably connected with the sliding block is arranged at the bottom of the inner cavity of the cabinet body 1;
the driving mechanism is arranged on the cabinet body 1 and is used for driving the mounting seat 12 to slide in a reciprocating manner, in the embodiment, the driving mechanism comprises a first stepping motor 10 and a reciprocating screw rod 11, the reciprocating screw rod 11 is horizontally and rotatably arranged on the cabinet body 1 through a bearing, the reciprocating screw rod 11 penetrates through the mounting seat 12 and is in threaded connection with the mounting seat 12, the first stepping motor 10 is fixed on the side wall of the cabinet body 1 through a bolt and is in driving connection with one end of the reciprocating screw rod 11, and the driving mechanism is used for driving the reciprocating screw rod 11 to rotate and can fixedly connect an output shaft of the first stepping motor 10 with one end of the reciprocating screw rod 11 through a coupler;
the installation rod 14 is hinged to the side wall of the installation seat 12, an air injection hard pipe 13 is fixed at the top end of the installation rod 14, air injection holes are uniformly formed in the air injection hard pipe 13, a soft air pipe 15 is connected to the air injection hard pipe 13, and the soft air pipe 15 is connected with an air inlet assembly 19;
the gear 17 is rotatably arranged on the side wall of the mounting seat 12 and positioned between the mounting rod 14 and the side wall of the mounting seat 12, a pin 16 is eccentrically fixed on the gear 17, a movable groove for inserting and moving the pin 16 is formed in the mounting rod 14, and a rack 18 meshed with the gear 17 is fixed at the bottom of the inner cavity of the cabinet body 1;
when the air inlet assembly 19 is used, air is sent into the soft air pipe 15 and then enters the air injection hard pipe 13 to be sprayed out from the air injection hole, air is blown to the electric elements, air flow in the cabinet body 1 is accelerated, heat in the cabinet body 1 is taken away, the mounting seat 12 is driven by the driving mechanism to reciprocate, the mounting seat 12 drives the mounting rod 14 and the gear 17 to reciprocate, the gear 17 is meshed with the rack 18 to rotate, the gear 17 drives the pin shaft 16 to move, the pin shaft 16 drives the mounting rod 14 to reciprocate, the mounting rod 14 drives the air injection hard pipe 13 to reciprocate, the air injection angle and range of the air injection hard pipe 13 are enlarged, heat dissipation can be fully carried out, and the heat dissipation efficiency is improved;
wherein, the intake assembly 19 comprises:
the air inlet pipe 26 is fixedly arranged on the outer side wall of the cabinet body 1 and can be fixed through screws, an air inlet hole communicated with the air inlet pipe 26 is formed in the side wall of the cabinet body 1, a fan is fixedly arranged at the air inlet hole on the inner side wall of the cabinet body 1 through screws, and the soft air pipe 15 is connected with an air outlet of the fan through an air pipe connector;
the second ventilation dustproof net 23 is arranged in the air inlet hole and far away from one end of the air inlet pipe 26, and can be arranged through screws, and the second ventilation dustproof net 23 filters air to reduce arc detonation possibly caused by the entering of external combustible dust into the cabinet body 1;
preferably, the air inlet pipe 26 has a rectangular cross section, and the air inlet assembly 19 further includes:
two first ventilation dustproof nets 27 are arranged in the air inlet pipe 26 at intervals, sealing strips 32 are fixed at two ends of the first ventilation dustproof nets 27, the width of each sealing strip 32 is larger than that of each first ventilation dustproof net 27, and through grooves for the first ventilation dustproof nets 27 to move are formed in the bottom of the air inlet pipe 26;
the brush bar 28 is fixed at the bottom of the air inlet pipe 26 and is positioned at one side of the first ventilation dustproof net 27 close to the air inlet and is used for brushing the first ventilation dustproof net 27 so as to brush off dust blocked in the first ventilation dustproof net holes, and of course, the dust blocked in the first ventilation dustproof net 27 can be removed by manual brushing or air gun impact;
the double-shaft motor 30 is fixed below the air inlet pipe 26 and positioned between the two first ventilation dustproof nets 27, rotary tables 29 are respectively fixed on output shafts on two sides of the double-shaft motor 30, the double-shaft motor can be fixed by welding, pins 31 are eccentrically fixed on the side wall, close to the first ventilation dustproof nets 27, of each rotary table 29, through grooves for inserting and moving the pins 31 are formed in sealing strips 32 at the bottom of the first ventilation dustproof net, and the included angle of the pins 31 on the two rotary tables 29 in the same projection plane is 180 degrees;
it will be appreciated that when the double-shaft motor 30 is started, the double-shaft motor 30 drives the two rotary tables 29 to rotate synchronously, one rotary table 29 drives a first ventilating dust-proof net 27 to move upwards through a pin 31 on the rotary table to enter the air inlet pipe 26, the hairbrush strips 28 can brush dust when the first ventilating dust-proof net 27 moves upwards, the other rotary table 29 drives another first ventilating dust-proof net 27 to move downwards through a pin 31 on the rotary table to exit the air inlet pipe 26, the hairbrush strips 28 can brush dust when the first ventilating dust-proof net 27 moves downwards, the first ventilating dust-proof net 27 outside the air inlet pipe 26 can be cleaned or replaced manually, the first ventilating dust-proof net 27 in the air inlet pipe 26 filters the air, the mesh blockage of the first ventilating dust-proof net 27 after a long time is avoided, and meanwhile, the air is always filtered through the first ventilating dust-proof net 27.
Further, install monitoring component in the inlet port, monitoring component includes:
the first pressure sensor 24 is arranged in the middle of the air inlet hole through a plurality of support rods, the first pressure sensor 24 is electrically connected with a controller, the controller can be a single-chip microcomputer, and the controller is electrically connected with the double-shaft motor 30;
the air receiving plate 25 is arranged on one side, close to the air inlet pipe 26, of the first pressure sensor 24, the air receiving plate 25 is in contact with the first pressure sensor 24, a horizontal guide rod is fixed on the air receiving plate 25, and the horizontal guide rod penetrates through the support rod to horizontally guide the air receiving plate 25;
wind enters from the air inlet pipe 26, after being filtered by the first ventilation dustproof net 27, enters the air inlet hole and forms impact on the air receiving plate 25, so that the pressure sensor monitors the pressure brought by the air receiving plate 25, the larger the wind is, the larger the numerical value of the pressure sensor is, when the mesh of the first ventilation dustproof net 27 is gradually blocked by dust, the wind entering the air inlet pipe 26 is reduced, the impact on the air receiving plate 25 is reduced, the numerical value of the pressure sensor is reduced, after the numerical value is reduced to a set value, a signal is fed back to the controller, the controller controls the double-shaft motor 30 to rotate 180 degrees, the double-shaft motor 30 drives the two rotary tables 29 to rotate, the blocked first ventilation dustproof net 27 moves downwards to get out of the air inlet pipe 26, and the other cleaned first ventilation dustproof net 27 moves upwards to enter the air inlet pipe 26, so that the air inlet efficiency is ensured, and the heat dissipation efficiency is ensured.
In this embodiment, sliding sleeves 22 are sleeved on the air injection hard pipe 13 at two sides of the mounting rod 14, air injection branch pipes 20 are hinged on the two sliding sleeves 22, air injection holes are uniformly formed in the air injection branch pipes 20 and are connected with soft bronchi, one ends, away from the sliding sleeves 22, of the two air injection branch pipes 20 are hinged with the top ends of connecting rods 21, and the bottom ends of the connecting rods 21 are hinged with pin shafts 16;
when the pin shaft 16 moves relative to the mounting rod 14 in the movable groove, the pin shaft 16 drives the connecting rod 21 to move, the connecting rod 21 drives the two air injection branch pipes 20 to move, the air injection angles and the ranges of the air injection branch pipes 20 are continuously changed, and the air injection branch pipes are matched with the air injection hard pipes 13, so that the heat dissipation efficiency is improved;
preferably, install the subassembly of putting out a fire on the automatically controlled cabinet, the subassembly of putting out a fire includes:
an in-cabinet fire extinguisher 91 arranged at the top of the cabinet body 1, the nozzle of which is positioned in the cabinet body 1 and is used for extinguishing fire in the cabinet body 1;
the smoke sensor 7 is fixedly arranged in the cabinet body 1, is electrically connected with the electromagnetic valve 8 at the outlet of the fire extinguisher 91 in the cabinet through the controller, and can be fixed on the top of the inner cavity of the cabinet body 1 through screws;
the outer cabinet fire extinguisher 9 arranged at the top of the cabinet body 1 is provided with a nozzle outside the cabinet body 1 and is used for extinguishing fire outside the cabinet body 1, and the inner cabinet fire extinguisher 91 and the outer cabinet fire extinguisher 9 are preferably carbon dioxide fire extinguishers;
the explosion testing assembly comprises a second pressure sensor 4, a compression spring 5 and a punched plate 3, wherein the punched plate 3 is arranged on the side wall of the cabinet body 1 through a plurality of compression springs 5, two ends of the compression spring 5 can be welded and fixed with the side wall of the cabinet body 1 and the punched plate 3 respectively, the second pressure sensor 4 is arranged between the side wall of the cabinet body 1 and the punched plate 3, the second pressure sensor 4 can be fixed on the punched plate 3 or the side wall of the cabinet body 1 through screws, the second pressure sensor 4 positioned in the cabinet body 1 is electrically connected with an electromagnetic valve 8 at the outlet of a fire extinguisher 91 in the cabinet through a controller, and the second pressure sensor 4 positioned outside the cabinet body 1 is electrically connected with the electromagnetic valve 8 at the outlet of a fire extinguisher 9 outside the cabinet through the controller;
when explosion occurs in the cabinet or outside the cabinet, the impact waves formed by the explosion impact the impact plate 3, the impact plate 3 moves towards the side wall close to the cabinet body 1 and extrudes the second pressure sensor 4, so that the value of the second pressure sensor 4 becomes large, when the value exceeds a set value, a signal is fed back to the controller, and the controller controls the corresponding electromagnetic valve 8 to be opened, so that the fire extinguisher automatically extinguishes.
In a specific implementation, a protection component is arranged on the electric control cabinet, and the protection component comprises:
a plurality of protection rods 40 sleeved outside the cabinet body 1 from top to bottom, and flexible protection nets 39 are tied between adjacent protection rods 40;
the scissor mechanism 35 is connected between the plurality of protection rods 40, preferably, the scissor mechanism 35 is provided with two groups and is arranged oppositely, in this embodiment, the hinge pins at two opposite hinge ends of the scissor mechanism 35 all penetrate through the horizontal grooves formed on the protection rods 40;
the bidirectional screw rod 36 is horizontally rotatably arranged at the top of the cabinet body 1 and can be rotatably arranged through a bearing and a bearing seat, two thread sections of the bidirectional screw rod 36 are respectively in threaded connection with a sliding seat 34, and the two sliding seats 34 are respectively hinged with two rod ends at the top of the scissor mechanism 35;
the second stepping motor 33 fixed at the top of the cabinet body 1 can be fixed through bolts and used for driving the bidirectional screw rod 36 to rotate, an output shaft of the second stepping motor 33 can be fixedly connected with one end of the bidirectional screw rod 36 through a coupler, and the second stepping motor 33 is electrically connected with the second pressure sensors 4 inside and outside the cabinet through a controller;
when explosion happens, the impact plate 3 receives impact, the value of the second pressure sensor 4 suddenly changes, a signal is fed back to the controller, the controller controls the second stepping motor 33 to start, the second stepping motor 33 drives the bidirectional screw rod 36 to rotate, the bidirectional screw rod 36 drives the two sliding seats 34 to approach each other, accordingly, the two sliding seats 34 drive the shearing fork mechanism 35 to stretch, the shearing fork mechanism 35 drives the protective rod 40 to move downwards, meanwhile, the protective rod 40 drives the flexible protective net 39 to open, the cabinet body 1 is hooped by the protective rods 40, the cabinet body 1 is prevented from being exploded outwards due to internal explosion, the protective rod 40 can reduce the impact of external explosion or damage to the cabinet body 1 due to objects, and the flexible protective net 39 can also play a certain role in protection.
In specific implementation, a plurality of nozzles of the fire extinguisher 9 outside the cabinet can be arranged and then are respectively arranged on the plurality of protection rods 40, the plurality of nozzles are connected with the outlet of the fire extinguisher 9 outside the cabinet through the connecting soft pipeline 37, and when the fire explodes outside the cabinet, the protection rods 40 drive the nozzles to be evenly distributed from top to bottom, so that the fire extinguishing effect is better.
In summary, the application provides an electric control cabinet with an explosion-proof function, which has the following working principle:
the air inlet assembly 19 sends air into the soft air pipe 15, then enters the air injection hard pipe 13 and is sprayed out from the air injection hole, air in the cabinet body 1 is blown to accelerate, heat in the cabinet body 1 is taken away, the installation seat 12 is driven by the driving mechanism to drive the installation seat 12 to slide reciprocally, the installation seat 12 drives the installation rod 14 and the gear 17 to reciprocate, the gear 17 is meshed with the rack 18 to rotate, the gear 17 drives the pin shaft 16 to move, the pin shaft 16 drives the installation rod 14 to oscillate reciprocally, the installation rod 14 drives the air injection hard pipe 13 to oscillate reciprocally, the air injection angle and range of the air injection hard pipe 13 are enlarged, heat dissipation can be fully carried out, and the heat dissipation efficiency is improved; when explosion occurs in or out of the cabinet, the impact wave formed by the explosion impacts the impact plate 3, the impact plate 3 moves towards the side wall close to the cabinet body 1, the second pressure sensor 4 is extruded, the numerical value of the second pressure sensor 4 is increased, when the numerical value exceeds a set value, a signal is fed back to the controller, the controller controls the corresponding electromagnetic valve 8 to be opened, the controller controls the second stepping motor 33 to be started, accordingly, the fire extinguisher automatically extinguishes, the second stepping motor 33 drives the bidirectional screw rod 36 to rotate, the bidirectional screw rod 36 drives the two sliding seats 34 to approach each other, the two sliding seats 34 drive the scissor mechanism 35 to stretch, the scissor mechanism 35 drives the protective rod 40 to move downwards, meanwhile, the protective rod 40 drives the flexible protective net 39 to stretch, the cabinet body 1 is prevented from being outwards exploded due to the explosion in the cabinet body 1 by the plurality of protective rods 40, the impact of external explosion or the object damage to the cabinet body 1 can be reduced, and the flexible protective net 39 can play a certain role in protection.
The above embodiments are only for illustrating the technical solution of the present application, and not for limiting the scope of the present application. It will be apparent that the described embodiments are merely some, but not all, embodiments of the application. Based on these embodiments, all other embodiments that may be obtained by one of ordinary skill in the art without inventive effort are within the scope of the application.

Claims (10)

1. The utility model provides an automatically controlled cabinet with explosion-proof function, includes the cabinet body and locates the internal radiator unit of cabinet, its characterized in that, radiator unit includes:
the mounting seat is slidably mounted at the bottom of the inner cavity of the cabinet body;
the driving mechanism is arranged on the cabinet body and is used for driving the mounting seat to slide in a reciprocating manner;
the installation rod is hinged to the side wall of the installation seat, an air injection hard pipe is fixed at the top end of the installation rod, air injection holes are uniformly formed in the air injection hard pipe, a soft air pipe is connected to the air injection hard pipe, and the soft air pipe is connected with the air inlet assembly;
the mounting device comprises a mounting seat, a mounting rod and a rack, wherein the mounting seat is arranged on the side wall of the mounting seat in a rotating mode, the rack is positioned between the mounting rod and the side wall of the mounting seat, a pin shaft is eccentrically fixed on the gear, a movable groove for the pin shaft to insert and move is formed in the mounting rod, and the bottom of an inner cavity of the cabinet body is fixedly provided with the rack meshed with the gear.
2. The electric control cabinet with explosion-proof function as set forth in claim 1, wherein a cabinet door is installed on the cabinet body, a mounting screen is fixed on the lower portion of the inner cavity of the cabinet body for mounting electric components, and a third air dust screen is detachably installed on the top of the side wall of the cabinet body.
3. The electric control cabinet with explosion-proof function as set forth in claim 1, wherein the driving mechanism comprises a first stepping motor and a reciprocating screw rod, the reciprocating screw rod is horizontally rotatably mounted on the cabinet body, the reciprocating screw rod penetrates through the mounting seat and is in threaded connection with the mounting seat, and the first stepping motor is fixed on the side wall of the cabinet body and is in driving connection with one end of the reciprocating screw rod, so as to drive the reciprocating screw rod to rotate.
4. The explosion-proof electric control cabinet according to claim 1, wherein the air intake assembly comprises:
the air inlet pipe is fixedly arranged on the outer side wall of the cabinet body and can be fixed through screws, an air inlet hole communicated with the air inlet pipe is formed in the side wall of the cabinet body, a fan is fixedly arranged on the inner side wall of the cabinet body and positioned at the air inlet hole, and the soft air pipe is connected with an air outlet of the fan;
and the second ventilation dustproof net is arranged in the air inlet hole and far away from one end of the air inlet pipe.
5. The explosion-proof electric control cabinet as set forth in claim 4, wherein the air intake pipe has a rectangular cross section, and the air intake assembly further comprises:
two first ventilation dustproof nets arranged in the air inlet pipe at intervals, sealing strips are fixed at two ends of the first ventilation dustproof nets, the width of each sealing strip is larger than that of each first ventilation dustproof net, and through grooves for the first ventilation dustproof nets to move are formed in the bottom of the air inlet pipe;
the hairbrush strips are fixed at the bottom of the air inlet pipe and positioned at one side of the first ventilation dustproof net close to the air inlet and are used for brushing the first ventilation dustproof net;
the double-shaft motor is fixed below the air inlet pipe and positioned between the two first ventilation dustproof nets, rotary tables are respectively fixed on output shafts on two sides of the double-shaft motor, pins are eccentrically fixed on the side wall, close to the first ventilation dustproof nets, of each rotary table, through grooves for inserting and moving the pins are formed in sealing strips at the bottom of the first ventilation dustproof net, and the included angle between the pins on the two rotary tables in the same projection plane is 180 degrees.
6. The cabinet of claim 5, wherein a monitoring assembly is installed in the air inlet hole, and the monitoring assembly comprises:
the first pressure sensor is arranged in the middle of the air inlet hole through a plurality of support rods and is electrically connected with the controller, and the controller is electrically connected with the double-shaft motor;
the air receiving plate is arranged on one side, close to the air inlet pipe, of the first pressure sensor, the air receiving plate is abutted against the first pressure sensor, a horizontal guide rod is fixed on the air receiving plate, and the horizontal guide rod penetrates through the support rod to horizontally guide the air receiving plate.
7. The electric control cabinet with explosion-proof function according to claim 1, wherein the air injection hard pipes are respectively sleeved with sliding sleeves on two sides of the installation rod, the two sliding sleeves are respectively hinged with an air injection branch pipe, the air injection branch pipes are uniformly provided with air injection holes and are connected with soft bronchi, one ends of the two air injection branch pipes, which are far away from the sliding sleeves, are respectively hinged with the top ends of the connecting rods, and the bottom ends of the connecting rods are hinged with the pin shafts.
8. The explosion-proof electronic control cabinet according to claim 1, wherein a fire extinguishing assembly is installed on the electronic control cabinet, the fire extinguishing assembly comprising:
the fire extinguisher is arranged in the cabinet at the top of the cabinet body, and the nozzle of the fire extinguisher is positioned in the cabinet body;
the smoke sensor is fixedly arranged in the cabinet body and is electrically connected with the electromagnetic valve at the outlet of the fire extinguisher in the cabinet through the controller;
the fire extinguisher is arranged outside the cabinet at the top of the cabinet body, and the nozzle of the fire extinguisher is positioned outside the cabinet body;
the multi-group explosion testing assembly comprises a second pressure sensor, compression springs and a punched plate, wherein the punched plate is arranged on the side wall of the cabinet body through a plurality of compression springs, the second pressure sensor is arranged between the side wall of the cabinet body and the punched plate and fixed on the punched plate or the side wall of the cabinet body, the second pressure sensor positioned in the cabinet body is electrically connected with an electromagnetic valve at the outlet of a fire extinguisher in the cabinet through a controller, and the second pressure sensor positioned outside the cabinet body is electrically connected with an electromagnetic valve at the outlet of the fire extinguisher outside the cabinet through a controller.
9. The electric control cabinet with explosion-proof function as set forth in claim 8, wherein a protection assembly is provided on the electric control cabinet, the protection assembly comprising:
a plurality of protection rods sleeved outside the cabinet body from top to bottom, and flexible protection nets are tied between adjacent protection rods;
the shearing fork mechanisms are connected between the plurality of protection rods, two groups of shearing fork mechanisms are arranged oppositely, and hinge pins at two opposite hinge ends of the shearing fork mechanisms penetrate through horizontal grooves formed in the protection rods;
the two-way screw rod is horizontally and rotatably arranged at the top of the cabinet body, two thread sections of the two-way screw rod are respectively connected with sliding seats in a threaded manner, and the two sliding seats are respectively hinged with two rod ends at the top of the scissor mechanism;
the second stepping motor is fixed at the top of the cabinet body and used for driving the bidirectional screw rod to rotate, and the second stepping motor is electrically connected with second pressure sensors inside and outside the cabinet through the controller.
10. The electric control cabinet with explosion-proof function as set forth in claim 9, wherein a plurality of nozzles of the fire extinguisher outside the cabinet are provided, and are respectively installed on the plurality of protection bars, and the plurality of nozzles are connected with the outlet of the fire extinguisher outside the cabinet through the connecting soft pipeline.
CN202310644481.9A 2023-06-02 2023-06-02 Electric control cabinet with explosion-proof function Pending CN116581673A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310644481.9A CN116581673A (en) 2023-06-02 2023-06-02 Electric control cabinet with explosion-proof function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310644481.9A CN116581673A (en) 2023-06-02 2023-06-02 Electric control cabinet with explosion-proof function

Publications (1)

Publication Number Publication Date
CN116581673A true CN116581673A (en) 2023-08-11

Family

ID=87535803

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310644481.9A Pending CN116581673A (en) 2023-06-02 2023-06-02 Electric control cabinet with explosion-proof function

Country Status (1)

Country Link
CN (1) CN116581673A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117123985A (en) * 2023-10-27 2023-11-28 内蒙古工业大学 Welding cooling auxiliary assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117123985A (en) * 2023-10-27 2023-11-28 内蒙古工业大学 Welding cooling auxiliary assembly
CN117123985B (en) * 2023-10-27 2024-01-26 内蒙古工业大学 Welding cooling auxiliary assembly

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