CN111541170A - Novel block terminal overheat protection device - Google Patents
Novel block terminal overheat protection device Download PDFInfo
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- CN111541170A CN111541170A CN202010436582.3A CN202010436582A CN111541170A CN 111541170 A CN111541170 A CN 111541170A CN 202010436582 A CN202010436582 A CN 202010436582A CN 111541170 A CN111541170 A CN 111541170A
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- Prior art keywords
- cabinet body
- distribution box
- power distribution
- tank
- protection
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- 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
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- 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
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
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- 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
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- 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
- H02B1/46—Boxes; 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
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
- H02H5/041—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature additionally responsive to excess current
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
Abstract
The invention provides a novel distribution box overheat protection device which comprises a distribution box cabinet body, supporting legs, an alarm, a control box, a main control computer, an overheat circuit-breaking protector, a temperature sensor, hinges, a cabinet door and an observation window. The dry powder tank, the small air pump, the tank cover, the electromagnetic valve, the three-way pipe, the powder spraying row and the fire extinguishing nozzle are arranged, emergency fire extinguishing work is facilitated, when the temperature sensor detects that the temperature value inside the cabinet body of the power distribution cabinet reaches a high-temperature preset value, the main control computer controls the alarm to give an alarm, the overheat circuit-breaking protector blocks a power supply of electrical equipment inside the cabinet body of the power distribution cabinet, the small air pump acts, the electromagnetic valve is automatically opened, and due to the fact that the air pressure inside the dry powder tank is increased, the internal dry powder can be sprayed to the inside of the cabinet body of the power distribution cabinet through the three-way pipe and the powder spraying row and the fire extinguishing nozzle, fire extinguishing work can be conducted, safety of the equipment inside the cabinet body of the.
Description
Technical Field
The invention belongs to the technical field of distribution boxes, and particularly relates to a novel distribution box overheat protection device.
Background
The distribution box is a mass parameter on data, generally forms a low-voltage forest according to electrical wiring, requires that a switching device, a measuring instrument, a protective electrical appliance and an auxiliary device are assembled in a closed or semi-closed metal cabinet or on a screen to form the low-voltage distribution box, can be switched on or switched off by a manual or automatic switch in normal operation, and has the characteristics of small volume, simple and convenient installation, special technical performance, fixed position, unique configuration function, no field limitation, more common application, stable and reliable operation, high space utilization rate, less occupied area and environmental protection effect.
The circuit component in the block terminal inside can produce a large amount of heats under the condition of long-time work at present, and then present heat dissipation is mainly dispelled the heat to it with radiator fan, and radiating in-process radiator fan dispels the heat with certain speed.
But current overheat protection device still has to possess the function of putting out a fire, can not install fixed regulation, and the overheat protection effect is poor and receive the problem that dust mosquito influences easily when the heat dissipation.
Therefore, it is necessary to invent a novel overheat protection device for a distribution box.
Disclosure of Invention
In order to solve the technical problems, the invention provides a novel distribution box overheating protection device, which aims to solve the problems that the existing overheating protection device does not have a fire extinguishing function, cannot be installed, fixed and adjusted, has poor overheating protection effect and is easily influenced by dust and mosquitoes during heat dissipation.
A novel distribution box overheat protection device comprises a distribution box cabinet body, supporting legs, an alarm, a control box, a main control computer, an overheat circuit-breaking protector, a temperature sensor, hinges, a cabinet door, an observation window, a suspension ring, an emergency fire-extinguishing disaster-prevention protection pump structure, an overheat protection circulating cooling pipe structure, a heat-dissipation ventilation insect-prevention filtering protection net structure and an adjustable suspension installation support plate structure, wherein the four corners of the bottom of the distribution box cabinet body are respectively connected with the supporting legs through longitudinal bolts; an alarm is connected to the middle position of the upper portion of the right surface of the cabinet body of the power distribution cabinet through a screw, and a control box is arranged on the lower portion of the alarm; the control box is connected with the cabinet body of the power distribution cabinet through screws; the control box is internally and longitudinally connected with a main control machine and an overheating circuit-breaking protector through screws; the upper part and the lower part of the left wall in the cabinet body of the power distribution cabinet are respectively connected with a temperature sensor through screws; the front part of the left side of the power distribution cabinet body is connected with a cabinet door through a hinge, and the cabinet door and the power distribution cabinet body are buckled and arranged; an observation window is embedded in the middle position inside the cabinet door; four corners of the top of the power distribution cabinet body are respectively in threaded connection with suspension rings; the emergency fire-extinguishing disaster-prevention protection pump structure, the overheating protection circulating cooling pipe structure, the heat-dissipation ventilation insect-prevention filtering protection net structure and the adjustable suspension mounting support plate structure are all connected with the cabinet body of the power distribution cabinet; the emergency fire-extinguishing disaster-prevention protection pump structure comprises a dry powder tank, a small air pump, a tank cover, an electromagnetic valve, a three-way pipe, a powder spraying row and a fire-extinguishing nozzle, wherein the small air pump is connected to an upper outlet of the dry powder tank through a bolt; the inlet of the dry powder tank is connected with a tank cover in a sealing and threaded manner; the electromagnetic valves are respectively in threaded connection with inlet ends at the left end and the right end of the horizontal section of the three-way pipe; the lower end of the vertical section of the three-way pipe is in threaded connection with an inlet at the middle position of the upper part of the powder spraying row; the lower surface of the powder spraying row is sequentially in threaded connection with fire extinguishing nozzles from left to right.
Preferably, the overheating protection circulating cooling pipe structure comprises a circulating cooling pipe, a circulating pump, an overheating protection liquid storage tank, a liquid injection pipe, a liquid injection cap and a discharge pipe with a valve, wherein one end of the circulating cooling pipe is in threaded connection with an outlet of the circulating pump, and the other end of the circulating cooling pipe is in threaded connection with an inlet at the lower part of the overheating protection liquid storage tank; the inlet of the upper right side of the overheating protection liquid storage tank is in threaded connection with a liquid injection pipe; the inlet of the liquid injection pipe is in threaded connection with a liquid injection cap; and a drain pipe with a valve is in threaded connection with a drain outlet at the right side of the bottom of the overheating protection liquid storage tank.
Preferably, the heat dissipation, ventilation and insect prevention filtering and protecting net structure comprises a ventilating duct, a filtering net, a mounting seat, an anti-mosquito lamp tube, a protecting bottom cover and an auxiliary heat dissipation fan, wherein the filtering net is connected with the upper side of the inside of the ventilating duct through screws; the left wall and the right wall of the lower side inside the ventilating duct are respectively connected with a mounting seat through screws; mosquito-proof lamp tubes are transversely inserted into the mounting seats; the protective bottom cover is in threaded connection with the lower end of the ventilating duct; the inside of protection bottom from left to right in proper order the screw connection have supplementary heat dissipation fan.
Preferably, the adjustable suspension mounting support plate structure comprises mounting holes, a suspension mounting plate, a support, adjusting holes, adjusting bolts and nuts and an X-shaped stabilizing frame, wherein the mounting holes are formed in the left end and the right end of the interior of the suspension mounting plate; adjusting holes are sequentially formed in the bracket from top to bottom; the adjusting bolt of the adjusting bolt nut penetrates through the inside of any one adjusting hole, penetrates through the inside of the suspension mounting plate and is then connected with the nut; the X-shaped stabilizing frame is provided with one end which is connected with the left side through a bolt and is arranged at the inner side of the hanging mounting plate, and the other end which is connected with the right side through a bolt and is arranged at the inner side of the hanging mounting plate.
Preferably, the electromagnetic valve is in threaded connection with an outlet at the inner end of the dry powder tank.
Preferably, the dry powder jar be provided with two to all install the top left and right sides at the switch board cabinet body through the staple bolt piece.
Preferably, the vertical section of the three-way pipe also penetrates through the middle position of the top of the cabinet body of the power distribution cabinet.
Preferably, the powder spraying row is also transversely installed at the top of the inner side of the cabinet body of the power distribution cabinet through a hoop sheet.
Preferably, the circulating pump and the overheating protection liquid storage tank are connected through a pipeline, and the circulating pump and the overheating protection liquid storage tank are connected through bolts at the upper part.
Preferably, the circulation cooling pipe adopt snakelike red copper condenser pipe to the right-hand member all runs through the right wall of overheat protection liquid reserve tank, the circulation cooling pipe still install around overheat protection liquid reserve tank inner wall through the clamp piece.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the dry powder tank, the small air pump, the tank cover, the electromagnetic valve, the three-way pipe, the powder spraying row and the fire extinguishing nozzle are arranged, so that emergency fire extinguishing work is facilitated, when the temperature sensor detects that the temperature value in the cabinet body of the power distribution cabinet reaches a high-temperature preset value, the main control computer controls the alarm to give an alarm, the overheat circuit-breaking protector blocks a power supply of electrical equipment in the cabinet body of the power distribution cabinet, the small air pump acts, the electromagnetic valve is automatically opened, and due to the fact that the air pressure in the dry powder tank is increased, the dry powder in the dry powder tank can pass through the three-way pipe and is sprayed out through the powder spraying row and the fire extinguishing nozzle to the interior of the cabinet body of the power distribution cabinet, so that the fire extinguishing.
2. According to the invention, the arrangement of the circulating cooling pipe, the circulating pump, the overheating protection liquid storage tank, the liquid injection pipe, the liquid injection cap and the calandria with the valve is beneficial to playing a role in cooling protection on internal equipment of the cabinet body of the power distribution cabinet, the temperature can be detected in real time through the temperature sensor, the action of the circulating pump is controlled through the main control computer, refrigerating liquid in the overheating protection liquid storage tank is continuously sucked out, the circulating cooling pipe is continuously circulated, a cooling and overheating prevention effect on the internal equipment of the cabinet body of the power distribution cabinet can be played, pollution can be discharged through the calandria with the valve, and refrigerating liquid can be added into the liquid injection pipe through the liquid injection cap, so that an.
3. According to the invention, the arrangement of the ventilating duct, the filter screen, the mounting seat, the anti-mosquito lamp tube, the protective bottom cover and the auxiliary heat dissipation fan is favorable for avoiding the influence of dust and mosquitoes during heat dissipation, the temperature is detected in real time through the temperature sensor, the auxiliary heat dissipation fan and the anti-mosquito lamp tube are controlled to act through the main control computer, heat dissipation can be carried out through the auxiliary heat dissipation fan, mosquitoes are trapped and killed through the anti-mosquito lamp tube, dust can be filtered through the filter screen, the cleanness of the inside of the ventilating duct is further ensured, the auxiliary effect of heat dissipation and cooling is ensured, and the influence of mosquitoes is avoided.
4. According to the invention, the arrangement of the mounting holes, the suspension mounting plate, the bracket, the adjusting holes, the adjusting bolt and nut and the X-shaped stabilizing frame is beneficial to increasing the fixed mounting adjusting function, the suspension mounting plate can be adjusted by selecting proper adjusting holes according to the mounting position requirement, so that the adjusting bolt and nut are locked, finally, the suspension mounting plate can be installed and fixed through the cooperation of the suspension rings, the suspension mounting plate can be used for fixing the cabinet body of the power distribution cabinet through the mounting holes and the matching bolts, and the X-shaped stabilizing frame can play a role in supporting stability and ensuring the fixed mounting stability.
5. In the invention, the arrangement of the supporting legs is beneficial to playing a role of bottom support.
6. In the invention, the alarm is favorable for alarming and prompting, so that the device is safer, quicker, more effective and more timely in protection.
7. According to the invention, the arrangement of the main control machine and the overheat circuit-breaking protector is beneficial to intelligent control, intelligent blocking can be carried out, and the working stability of devices and equipment in the cabinet body of the power distribution cabinet is ensured.
8. According to the invention, the arrangement of the control box is beneficial to protecting the main control machine and the overheating circuit-breaking protector, and the main control machine and the overheating circuit-breaking protector are prevented from being influenced by dust.
9. According to the invention, the arrangement of the observation window is beneficial to observing the working condition of devices in the cabinet body of the power distribution cabinet, and the convenience in operation is ensured.
10. According to the invention, the arrangement of the suspension ring is beneficial to increasing the suspension function, and the cabinet body of the power distribution cabinet can be suspended and installed, so that the installation requirement is met.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the emergency fire-extinguishing disaster-prevention protection pump structure of the present invention.
Fig. 3 is a schematic structural diagram of the overheat protection circulating cooling tube structure of the invention.
Fig. 4 is a schematic structural view of the heat dissipation, ventilation and insect prevention filtering protective net structure of the present invention.
FIG. 5 is a schematic structural view of an adjustable suspension mounting plate structure of the present invention.
Fig. 6 is a schematic electrical wiring diagram of the present invention.
In the figure:
1. a power distribution cabinet body; 2. supporting legs; 3. an alarm; 4. a control box; 5. a main control machine; 6. an overheat break protector; 7. a temperature sensor; 8. a hinge; 9. a cabinet door; 10. an observation window; 11. a suspension ring; 12. an emergency fire-extinguishing disaster-prevention protection pump structure; 121. a dry powder tank; 122. a small air pump; 123. a can lid; 124. an electromagnetic valve; 125. a three-way pipe; 126. powder spraying rows; 127. a fire extinguishing nozzle; 13. an overheating protection circulating cooling pipe structure; 131. a circulating cooling pipe; 132. a circulation pump; 133. an overheat protection liquid storage tank; 134. a liquid injection pipe; 135. an injection cap; 136. a calandria with valve; 14. the heat dissipation, ventilation and insect prevention filtering protective net structure; 141. a funnel; 142. a filter screen; 143. a mounting seat; 144. an anti-mosquito lamp tube; 145. a protective bottom cover; 146. an auxiliary heat dissipation fan; 15. an adjustable suspension mounting support plate structure; 151. mounting holes; 152. suspending the mounting plate; 153. a support; 154. an adjustment hole; 155. adjusting the bolt and the nut; 156. an X-shaped stabilizing frame.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, and as shown in fig. 1 and fig. 2, a novel distribution box overheat protection device comprises a distribution box body 1, support legs 2, an alarm 3, a control box 4, a main control computer 5, an overheat circuit breaker protector 6, a temperature sensor 7, hinges 8, a cabinet door 9, an observation window 10, a suspension ring 11, an emergency fire-extinguishing disaster-prevention protection pump structure 12, an overheat protection circulating cooling tube structure 13, a heat dissipation ventilation insect prevention filtering protection net structure 14 and an adjustable suspension installation support plate structure 15, wherein the support legs 2 are longitudinally bolted at four corners of the bottom of the distribution box body 1; an alarm 3 is connected to the middle position of the upper portion of the right surface of the power distribution cabinet body 1 through a screw, and a control box 4 is arranged on the lower portion of the alarm 3; the control box 4 is connected with the cabinet body 1 of the power distribution cabinet through screws; a main control machine 5 and an overheating circuit-breaking protector 6 are connected to the longitudinal screw in the control box 4; the upper part and the lower part of the left wall in the power distribution cabinet body 1 are respectively connected with a temperature sensor 7 through screws; the front part of the left side of the power distribution cabinet body 1 is connected with a cabinet door 9 through a hinge 8, and the cabinet door 9 and the power distribution cabinet body 1 are buckled; an observation window 10 is embedded in the middle position inside the cabinet door 9; four corners of the top of the power distribution cabinet body 1 are respectively in threaded connection with suspension rings 11; the emergency fire-extinguishing disaster-preventing protection pump structure 12, the overheating protection circulating cooling pipe structure 13, the heat-dissipation ventilation insect-prevention filtering protection net structure 14 and the adjustable suspension mounting support plate structure 15 are all connected with the power distribution cabinet body 1; the emergency fire-extinguishing disaster-preventing protection pump structure 12 comprises a dry powder tank 121, a small air pump 122, a tank cover 123, an electromagnetic valve 124, a three-way pipe 125, a powder spraying row 126 and a fire-extinguishing nozzle 127, wherein the small air pump 122 is connected to an upper outlet of the dry powder tank 121 through a bolt; the inlet of the dry powder tank 121 is connected with a tank cover 123 in a sealing and threaded manner; the electromagnetic valves 124 are respectively in threaded connection with the inlet ends at the left end and the right end of the horizontal section of the three-way pipe 125; the lower end of the vertical section of the three-way pipe 125 is in threaded connection with the inlet of the middle position of the upper part of the powder spraying row 126; the lower surface of row of dusting 126 from left to right in proper order threaded connection have nozzle 127 of putting out a fire, temperature sensor 7 detects when the inside temperature value of the cabinet body of switch board 1 reaches high temperature predetermined value, make main control computer 5 control alarm 3 report to the police, and make overheated circuit breaker 6 block the power supply with the inside electrical equipment of the cabinet body of switch board 1, make little air pump 122 action simultaneously, and make solenoid valve 124 automatic open, because the inside atmospheric pressure of dry powder jar 121 increases, inside dry powder can pass through three-way pipe 125 this moment, spout through row of dusting 126 and nozzle 127 of putting out a fire, spout to the cabinet body of switch board 1 insidely, can put out a fire the work, and then guarantee the security of the inside equipment of the cabinet body of switch board 1, avoid.
In this embodiment, referring to fig. 3, the overheat protection circulating cooling pipe structure 13 includes a circulating cooling pipe 131, a circulating pump 132, an overheat protection liquid storage tank 133, a liquid injection pipe 134, a liquid injection cap 135 and a discharge pipe 136 with a valve, one end of the circulating cooling pipe 131 is connected to an outlet of the circulating pump 132 through a screw thread, and the other end of the circulating cooling pipe 131 is connected to an inlet at the lower part of the overheat protection liquid storage tank 133 through a screw thread; a liquid injection pipe 134 is in threaded connection with the inlet at the upper right side of the overheating protection liquid storage tank 133; the inlet of the liquid injection pipe 134 is in threaded connection with a liquid injection cap 135; bottom right side sewage outlet department threaded connection of overheat protection liquid reserve tank 133 have valve calandria 136, through 7 real-time detection temperatures of temperature sensor, and through the action of 5 control circulating pumps 132 of main control computer, constantly with the inside refrigerant liquid suction of overheat protection liquid reserve tank 133, and circulate through circulation cooling tube 131 constantly, can play the cooling to switch board cabinet body 1 internal plant and prevent overheated effect, can carry out the blowdown through taking valve calandria 136, can be to annotating the inside refrigerant liquid that adds of liquid pipe 134 through annotating liquid cap 135, prevent overheated effect in order to guarantee to cool down.
In this embodiment, as shown in fig. 4, the heat dissipation, ventilation, insect prevention and filtration protecting net structure 14 includes a ventilation tube 141, a filter net 142, a mounting seat 143, an anti-mosquito lamp 144, a protection bottom cover 145 and an auxiliary heat dissipation fan 146, wherein the filter net 142 is screwed on the upper side inside the ventilation tube 141; the left wall and the right wall at the lower side inside the ventilating duct 141 are respectively connected with a mounting seat 143 through screws; an anti-mosquito lamp tube 144 is transversely inserted into the mounting seats 143; the protective bottom cover 145 is in threaded connection with the lower end of the ventilating funnel 141; protection bottom 145's inside from left to right has supplementary heat dissipation fan 146 in proper order bolted connection, through temperature sensor 7 real-time detection temperature to through the supplementary heat dissipation fan 146 of main control computer 5 control and the action of mosquito-proof worm fluorescent tube 144, the supplementary heat dissipation fan 146 of accessible dispels the heat, trap and kill the mosquito through mosquito-proof worm fluorescent tube 144, but filter screen 142 filters dust, and then guarantee the inside clean nature of draft tube 141, guarantee the supplementary effect of heat dissipation cooling, avoid the mosquito influence.
In this embodiment, referring to fig. 5, the adjustable suspension mounting support plate structure 15 includes a mounting hole 151, a suspension mounting plate 152, a bracket 153, an adjusting hole 154, an adjusting bolt and nut 155, and an X-shaped stabilizing frame 156, where the mounting hole 151 is opened at the left and right ends inside the suspension mounting plate 152; the inside of the bracket 153 is provided with adjusting holes 154 from top to bottom in sequence; the adjusting bolt of the adjusting bolt nut 155 penetrates through the inside of any one of the adjusting holes 154, penetrates through the inside of the suspension mounting plate 152, and is then connected with the nut; the X type stabilize frame 156 one end bolted connection left side set up the inboard of suspension mounting panel 152, the other end bolted connection right side sets up suspension mounting panel 152's inboard, according to the mounted position demand, can select suitable regulation hole 154, adjust suspension mounting panel 152 for adjusting bolt nut 155 locks, the cooperation of ring 11 is suspended in the midair to the rethread at last can install fixed work, will hang mounting panel 152 and can fix switch board cabinet body 1 through mounting hole 151 cooperation bolt, can play support stability through the X type stabilize frame 156, guarantee fixed mounting stability.
In this embodiment, specifically, the electromagnetic valve 124 is disposed in threaded connection with the outlet at the inner end of the dry powder tank 121.
In this embodiment, specifically, dry powder jar 121 be provided with two to all install the top left and right sides at switch board cabinet body 1 through the staple bolt piece.
In this embodiment, specifically, the vertical section of the three-way pipe 125 further penetrates through the middle position of the top of the cabinet body 1 of the power distribution cabinet.
In this embodiment, specifically, the powder spraying row 126 is further transversely installed at the top of the inner side of the cabinet body 1 of the power distribution cabinet through a hoop sheet.
In this embodiment, specifically, the circulating pump 132 and the overheating protection liquid storage tank 133 are connected by a pipeline, and the circulating pump 132 and the overheating protection liquid storage tank 133 are connected by a bolt.
In this embodiment, it is specific, circulation cooling pipe 131 adopt snakelike red copper condenser pipe to the right-hand member all runs through the right wall of overheat protection liquid reserve tank 133, circulation cooling pipe 131 still install around overheat protection liquid reserve tank 133 inner wall through the clamp piece.
In this embodiment, specifically, the longitudinal screw of the overheating protection liquid storage tank 133 is connected to the middle position of the right side of the power distribution cabinet body 1.
In this embodiment, specifically, the longitudinal upper end of the ventilation tube 141 is screwed into the heat dissipation hole at the middle position of the bottom of the power distribution cabinet body 1.
In this embodiment, specifically, the filter screen 142 is a circular stainless steel filter screen.
In this embodiment, specifically, the mounting holes 151 are arranged in pairs, and the support 153 is formed by two aluminum alloy frames and respectively connected to the left side and the right side of the upper portion of the rear surface of the power distribution cabinet body 1 by longitudinal lower bolts.
In this embodiment, specifically, the fire extinguishing nozzle 127 is a plurality of conical aluminum nozzles.
In this embodiment, specifically, the overheat protection liquid storage tank 133 is filled with a refrigerant liquid, and the refrigerant liquid is seawater or groundwater.
In this embodiment, specifically, the small air pump 122, the electromagnetic valve 124, the circulating pump 132, the alarm 3, the temperature sensor 7, the overheat circuit-breaking protector 6, the mosquito-proof lamp 144 and the auxiliary heat dissipation fan 146 are all connected with the main control computer 5 through wires.
In this embodiment, it is specific, mosquito-proof fluorescent tube 144 adopt T5-14W type ultraviolet ray insecticidal fluorescent tube, little air pump 122 adopt 555 type booster pump, solenoid valve 124 adopt DN16 type solenoid valve, circulating pump 132 adopt HQJ-700G type circulating pump, siren 3 adopt TGSG-01 type audible-visual annunciator, temperature sensor 7 adopt PT100 type temperature sensor, supplementary heat dissipation fan 146 adopt 12308 type heat dissipation fan, main control computer 5 adopt AIO-017A type PLC display screen industrial control all-in-one, overheated protector 6 adopt 88AR-7A type self recovery overcurrent protector.
Principle of operation
According to the invention, when the temperature sensor 7 detects that the temperature value in the power distribution cabinet body 1 reaches a high-temperature preset value, the main control computer 5 controls the alarm 3 to give an alarm, the overheat circuit-breaking protector 6 blocks a power supply of electrical equipment in the power distribution cabinet body 1, the small air pump 122 acts at the same time, and the electromagnetic valve 124 is automatically opened, as the air pressure in the dry powder tank 121 is increased, the dry powder in the dry powder tank can be sprayed out through the three-way pipe 125 through the powder spraying row 126 and the fire extinguishing nozzle 127 to the interior of the power distribution cabinet body 1, so that the fire extinguishing work can be carried out, the safety of the equipment in the power distribution cabinet body 1 is further ensured, and; the temperature is detected in real time through the temperature sensor 7, the main control computer 5 controls the circulating pump 132 to act, the refrigerant liquid in the overheating protection liquid storage tank 133 is continuously sucked out, the refrigerant liquid is continuously circulated through the circulating cooling pipe 131, the cooling and overheating prevention effects can be achieved for the equipment in the power distribution cabinet body 1, the refrigerant liquid can be discharged through the valve-equipped discharge pipe 136, and the refrigerant liquid can be added into the liquid injection pipe 134 through the liquid injection cap 135, so that the cooling and overheating prevention effects are guaranteed; the temperature is detected in real time through the temperature sensor 7, the main control computer 5 controls the auxiliary heat radiation fan 146 and the anti-mosquito lamp tube 144 to act, heat can be radiated through the auxiliary heat radiation fan 146, mosquitoes can be trapped and killed through the anti-mosquito lamp tube 144, dust can be filtered through the filter screen 142, the cleanness of the interior of the ventilating duct 141 is further ensured, the heat radiation and cooling auxiliary effect is ensured, and the effects of preventing mosquitoes are avoided; according to the mounted position demand, can select suitable regulation hole 154, adjust and hang mounting panel 152 for adjusting bolt nut 155 locks, and the cooperation that the ring 11 was suspended in midair to the rethread finally can install fixed work, will hang mounting panel 152 and can fix switch board cabinet body 1 through mounting hole 151 cooperation bolt, can play support stability through the firm frame 156 of X type, guarantees fixed mounting stability.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (10)
1. A novel distribution box overheating protection device is characterized by comprising a distribution box cabinet body (1), supporting legs (2), an alarm (3), a control box (4), a main control machine (5), an overheating circuit breaking protector (6), a temperature sensor (7), hinges (8), a cabinet door (9), an observation window (10), a suspension ring (11), an emergency fire-extinguishing disaster-prevention protection pump structure (12), an overheating protection circulating cooling tube structure (13), a heat-dissipation ventilation insect-prevention filter protection net structure (14) and an adjustable suspension mounting support plate structure (15), wherein the supporting legs (2) are respectively and longitudinally bolted at four corners of the bottom of the distribution box cabinet body (1); an alarm (3) is connected to the middle position of the upper portion of the right surface of the power distribution cabinet body (1) through a screw, and a control box (4) is arranged on the lower portion of the alarm (3); the control box (4) is connected with the power distribution cabinet body (1) through screws; a main control machine (5) and an overheating circuit-breaking protector (6) are connected to the longitudinal screw in the control box (4); the upper part and the lower part of the left wall of the inner part of the power distribution cabinet body (1) are respectively connected with a temperature sensor (7) through screws; the front part of the left side of the power distribution cabinet body (1) is connected with a cabinet door (9) through a hinge (8), and the cabinet door (9) and the power distribution cabinet body (1) are buckled; an observation window (10) is embedded in the middle position inside the cabinet door (9); four corners of the top of the power distribution cabinet body (1) are respectively in threaded connection with suspension rings (11); the emergency fire-extinguishing disaster-preventing protection pump structure (12), the overheating protection circulating cooling pipe structure (13), the heat-dissipation ventilation insect-preventing filtering protection net structure (14) and the adjustable suspension mounting support plate structure (15) are all connected with the power distribution cabinet body (1); the emergency fire-extinguishing disaster-prevention protection pump structure (12) comprises a dry powder tank (121), a small air pump (122), a tank cover (123), an electromagnetic valve (124), a three-way pipe (125), a powder spraying row (126) and a fire-extinguishing nozzle (127), wherein the small air pump (122) is connected to an upper outlet of the dry powder tank (121) through a bolt; the inlet of the dry powder tank (121) is connected with a tank cover (123) in a sealing and threaded manner; the electromagnetic valves (124) are respectively in threaded connection with inlet ends at the left end and the right end of a horizontal section of the three-way pipe (125); the lower end of the vertical section of the three-way pipe (125) is in threaded connection with an inlet at the middle position of the upper part of the powder spraying row (126); the lower surface of the powder spraying row (126) is sequentially in threaded connection with fire extinguishing nozzles (127) from left to right.
2. The novel distribution box overheating protection device as claimed in claim 1, wherein the overheating protection circulating cooling pipe structure (13) comprises a circulating cooling pipe (131), a circulating pump (132), an overheating protection liquid storage tank (133), a liquid injection pipe (134), a liquid injection cap (135) and a valve-equipped discharge pipe (136), one end of the circulating cooling pipe (131) is in threaded connection with an outlet of the circulating pump (132), and the other end of the circulating cooling pipe is in threaded connection with a lower inlet of the overheating protection liquid storage tank (133); a liquid injection pipe (134) is connected with the inlet of the upper right side of the overheating protection liquid storage tank (133) in a threaded manner; the inlet of the liquid injection pipe (134) is in threaded connection with a liquid injection cap (135); a drain outlet with a valve (136) is connected with the right side of the bottom of the overheating protection liquid storage tank (133) through threads.
3. A novel overheat protection device for distribution box according to claim 1, wherein the heat dissipation, ventilation, insect prevention and filtration protection net structure (14) comprises a ventilation tube (141), a filter net (142), a mounting seat (143), an anti-mosquito lamp tube (144), a protection bottom cover (145) and an auxiliary heat dissipation fan (146), the filter net (142) is screwed on the upper side inside the ventilation tube (141); the left wall and the right wall at the lower side in the ventilating duct (141) are respectively connected with a mounting seat (143) through screws; an anti-mosquito lamp (144) is transversely inserted into the mounting seats (143); the protective bottom cover (145) is in threaded connection with the lower end of the ventilating duct (141); and auxiliary heat dissipation fans (146) are sequentially connected with the inside of the protective bottom cover (145) from left to right through screws.
4. The novel overheat protection device for the distribution box according to claim 1, wherein the adjustable suspension mounting support plate structure (15) comprises a mounting hole (151), a suspension mounting plate (152), a bracket (153), an adjusting hole (154), an adjusting bolt and nut (155) and an X-shaped stabilizing frame (156), wherein the mounting hole (151) is formed in the left end and the right end of the interior of the suspension mounting plate (152); adjusting holes (154) are sequentially formed in the bracket (153) from top to bottom; the adjusting bolt of the adjusting bolt nut (155) penetrates through the interior of any one of the adjusting holes (154), penetrates through the interior of the suspension mounting plate (152), and is then connected with the nut; one end of the X-shaped stabilizing frame (156) is connected with the inner side of the suspension mounting plate (152) arranged on the left side in a bolted mode, and the other end of the X-shaped stabilizing frame is connected with the inner side of the suspension mounting plate (152) arranged on the right side in a bolted mode.
5. The novel overheat protection device for the distribution box according to claim 1, wherein the electromagnetic valve (124) is in threaded connection with an outlet at the inner end of the dry powder tank (121).
6. The new type overheat protection device for distribution box according to claim 1 is characterized in that two dry powder tanks (121) are provided and are installed on the left and right sides of the top of the cabinet body (1) of the distribution box through anchor ear pieces.
7. A new type of overheat protection device for distribution box according to claim 1 wherein the vertical section of said tee pipe (125) also passes through the middle position of the top of the cabinet body (1).
8. A new type of overheat protection device for distribution box according to claim 1, characterized in that said powder spray row (126) is further installed on the top of the inner side of the cabinet body (1) of the distribution box through the hoop sheet.
9. A novel overheat protection device for distribution box according to claim 2 wherein the circulating pump (132) and the overheat protection tank (133) are connected by a pipeline, and the circulating pump (132) and the overheat protection tank (133) are connected by a bolt.
10. The novel distribution box overheating protection device as claimed in claim 2, wherein the circulating cooling pipe (131) is a serpentine red copper condenser pipe, the right end of the serpentine red copper condenser pipe penetrates through the right wall of the overheating protection liquid storage box (133), and the circulating cooling pipe (131) is further mounted around the inner wall of the overheating protection liquid storage box (133) through a hoop sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010436582.3A CN111541170A (en) | 2020-05-21 | 2020-05-21 | Novel block terminal overheat protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010436582.3A CN111541170A (en) | 2020-05-21 | 2020-05-21 | Novel block terminal overheat protection device |
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| Publication Number | Publication Date |
|---|---|
| CN111541170A true CN111541170A (en) | 2020-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010436582.3A Pending CN111541170A (en) | 2020-05-21 | 2020-05-21 | Novel block terminal overheat protection device |
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| CN (1) | CN111541170A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112419647A (en) * | 2020-11-12 | 2021-02-26 | 胡俊杰 | Fire prevention alarm equipment for high-place electrical equipment |
| CN113885470A (en) * | 2021-09-18 | 2022-01-04 | 上海卡邦电气东台有限公司 | DCS control cabinet and positioning method for flash alarm thereof |
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| CN104734026A (en) * | 2015-02-17 | 2015-06-24 | 江苏诚纳电气有限公司 | Fireproof type AC low-voltage power distribution cabinet |
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| KR200490543Y1 (en) * | 2019-01-04 | 2019-11-27 | (주)로하스에스지 | Control panel of enclosed workspace |
| CN110554752A (en) * | 2019-10-16 | 2019-12-10 | 濮阳职业技术学院 | Computer mainframe with multiple protection |
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| CN104734026A (en) * | 2015-02-17 | 2015-06-24 | 江苏诚纳电气有限公司 | Fireproof type AC low-voltage power distribution cabinet |
| CN107069500A (en) * | 2017-05-19 | 2017-08-18 | 金柯楠 | A kind of low-voltage platform area power quality controlling device |
| KR200490543Y1 (en) * | 2019-01-04 | 2019-11-27 | (주)로하스에스지 | Control panel of enclosed workspace |
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Application publication date: 20200814 |