CN118572524B - Intelligent power distribution cabinet based on Internet of things - Google Patents
Intelligent power distribution cabinet based on Internet of things Download PDFInfo
- Publication number
- CN118572524B CN118572524B CN202411017886.0A CN202411017886A CN118572524B CN 118572524 B CN118572524 B CN 118572524B CN 202411017886 A CN202411017886 A CN 202411017886A CN 118572524 B CN118572524 B CN 118572524B
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- China
- Prior art keywords
- cabinet body
- cabinet
- side wall
- pipe
- assembly
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- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical class CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000007789 sealing Methods 0.000 claims description 43
- 230000005540 biological transmission Effects 0.000 claims description 41
- 239000007788 liquid Substances 0.000 claims description 25
- 238000005192 partition Methods 0.000 claims description 16
- 239000011521 glass Substances 0.000 claims description 13
- 238000001802 infusion Methods 0.000 claims description 13
- 230000017525 heat dissipation Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000004891 communication Methods 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 4
- 230000006855 networking Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 29
- 238000001704 evaporation Methods 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 239000007789 gas Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 238000011161 development Methods 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- WVSNNWIIMPNRDB-UHFFFAOYSA-N 1,1,1,3,3,4,4,5,5,6,6,6-dodecafluorohexan-2-one Chemical compound FC(F)(F)C(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F WVSNNWIIMPNRDB-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- 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
- A62C31/00—Delivery of fire-extinguishing material
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C37/00—Control of fire-fighting equipment
- A62C37/08—Control of fire-fighting equipment comprising an outlet device containing a sensor, or itself being the sensor, i.e. self-contained sprinklers
- A62C37/10—Releasing means, e.g. electrically released
- A62C37/11—Releasing means, e.g. electrically released heat-sensitive
-
- 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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Landscapes
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses an intelligent power distribution cabinet based on the Internet of things, which relates to the technical field of power distribution cabinets and comprises: the cabinet comprises a shell, wherein a cabinet body is fixed in the shell, and a mounting rack is arranged in the cabinet body and used for fixing electric elements; the heat exchange assembly is arranged in the cabinet body and is used for absorbing heat in the cabinet body. The invention can absorb heat generated when the electric element in the cabinet body works through the heat exchange assembly, and then the heat is transferred to water between the cabinet body and the shell through the coiled pipe, so that the electric element in the cabinet body can still work in a normal temperature range when the cabinet body is in a sealed state, and when the cabinet body is on fire, the heat exchange assembly is used for greatly evaporating the perfluorinated hexanone, so that the pressure in the coiled pipe is increased, and the perfluorinated hexanone in the coiled pipe is sprayed into the cabinet body through the fire extinguishing assembly, thereby realizing the automatic spraying fire extinguishing work in the power distribution cabinet.
Description
Technical Field
The invention relates to the technical field of power distribution cabinets, in particular to an intelligent power distribution cabinet based on the Internet of things.
Background
The application provides an intelligent power distribution cabinet capable of preventing flooding and treating fire of the power distribution cabinet, which is characterized in that the power distribution cabinet is a final-stage device of a power distribution system, the power distribution cabinet is used in occasions with scattered loads and fewer loops, part of the power distribution cabinet can be installed outdoors due to space reasons, the outdoor environment is changeable, for example, when flood disasters occur, water enters the power distribution cabinet, so that the power distribution cabinet cannot work normally, in addition, in hot summer, heat in the outdoor power distribution cabinet cannot be dissipated timely, fire in the power distribution cabinet can possibly exist, and in order to avoid water entering the power distribution cabinet and improve the automatic processing capacity of the power distribution cabinet when fire occurs.
The invention patent of China discloses an intelligent power distribution cabinet based on electric power of the Internet of things, which comprises a cabinet body, an electric telescopic rod, a servo motor and a temperature sensor, wherein the top surface of the cabinet body is provided with a supporting plate, the surface of the supporting plate is provided with a supporting rod, the top end of the supporting rod is provided with a shielding plate, the inner side of the shielding plate is provided with a connecting groove, the outer side of the top surface of the cabinet body is provided with a supporting block, and the inner side of the supporting block is provided with a supporting shaft.
In this technical scheme, there are following disadvantages:
this technical scheme is in the implementation process, although can effectively avoid the inside infiltration of cabinet body, when the flood calamity takes place, and the switch board sets up when outdoor, and this switch board still can not normally work under the circumstances that ponding soaked, in addition, when this switch board fires, can not effectually initiatively carry out fire control, leads to this switch board not to be applicable to more extreme outdoor environment.
Disclosure of Invention
The invention aims to provide an intelligent power distribution cabinet based on the Internet of things, which aims to solve the technical problems in the technology.
The invention provides an intelligent power distribution cabinet based on the Internet of things, which comprises:
The cabinet comprises a shell, wherein a cabinet body is fixed in the shell, and a mounting rack is arranged in the cabinet body and used for fixing electric elements;
the heat exchange assembly is arranged in the cabinet body and is used for absorbing heat in the cabinet body;
One end of the coiled pipe penetrates through the upper part of the side wall of the cabinet body, the end part of the coiled pipe is communicated with the heat exchange component, and the coiled pipe is filled with perfluorinated hexanone;
the connecting pipe is arranged below the side wall of the cabinet body in a penetrating manner and is communicated with the heat exchange assembly;
One end of the one-way valve is communicated with the coiled pipe, and the other end of the one-way valve is communicated with the connecting pipe;
The fire extinguishing assembly is fixed on the inner wall of the top of the cabinet body and is communicated with the coiled pipe;
the two radiating assemblies are arranged on two side walls of the cabinet body and are used for radiating heat in the cabinet body;
The cabinet door is hinged to the side wall of the cabinet body, and a sealing ring is arranged on the side wall of the cabinet door and used for sealing the cabinet body and the cabinet door;
the two sealing assemblies are used for sealing the heat dissipation assembly so as to enable the cabinet body to be in a sealed environment;
The control assembly is arranged on the cabinet body and is used for controlling the sealing assembly to work;
and the sunshade component is arranged at the top of the shell.
Preferably, the heat exchange assembly includes:
The two communicating pipes are arranged in the cabinet body and are distributed up and down, the communicating pipe at the upper part is communicated with the coiled pipe, and the communicating pipe at the lower part is communicated with the connecting pipe;
The heat exchange tubes are arranged between the two communicating pipes, two ends of each communicating pipe are respectively communicated with the two communicating pipes, and a plurality of second fins are fixed on the side wall of each heat exchange tube;
The fans are linearly arranged on the inner side wall of the cabinet body and are close to the communicating pipe above.
Preferably, the fire extinguishing assembly comprises:
the output pipe is fixed on the inner wall of the top of the cabinet body;
One end of the infusion tube is communicated with the output tube, and the other end of the infusion tube is arranged at the position, close to the one-way valve, of the coiled tube in a penetrating way;
The connecting plate is arranged at the bottom of the output pipe, and a plurality of baffle plates are arranged on the side wall of the connecting plate;
the fire-fighting glass ball is arranged at the top of the connecting plate;
The plug is arranged in the output pipe and used for sealing the output pipe, and the bottom of the plug is abutted against the top of the fire-fighting glass ball.
Preferably, the heat dissipation assembly includes:
The two sliding grooves are formed in the upper part and the lower part of the inner side wall of the cabinet body, a plurality of second through holes are formed in each sliding groove, the second through holes penetrate through the outer wall of the cabinet body, and the sealing assembly is arranged in the sliding grooves in a sliding manner;
the first through holes are formed in the side wall of the shell, and the first through holes and the second through holes are in one-to-one correspondence.
Preferably, the method further comprises:
the fixed box of two all sets up on one of them lateral wall of casing, and two fixed boxes are close to first through-hole department setting, two fixed box lateral wall is porous structure, two all be provided with the fan in the fixed box.
Preferably, the sealing assembly comprises:
The two sealing plates are respectively arranged in the two sliding grooves in a sliding manner;
the transmission plate is rotatably arranged on the inner side wall of the cabinet body;
The two connecting rods are rotatably arranged at two ends of the transmission plate and are respectively and rotatably connected with the two sealing plates;
the transmission shaft is fixed on the side wall of the transmission plate and penetrates through the side wall of the shell;
the motor is fixed on the side wall of the shell, and an output shaft of the motor is fixed with the transmission shaft;
and the fixing assembly is used for fixing the transmission plate.
Preferably, the fixing assembly includes:
The annular seat is fixed on the inner side wall of the cabinet body, a plurality of connecting grooves are formed in the inner side wall of the annular seat at equal intervals, limiting blocks are slidably arranged in each connecting groove, each limiting block is of a right trapezoid structure, springs are arranged in each connecting groove, and the plurality of springs and the plurality of limiting blocks are fixed one by one;
the limiting grooves are formed in the side wall of the transmission plate, and the limiting grooves are matched with the limiting blocks.
Preferably, the sunshade assembly comprises:
the top cover is internally provided with a hollow structure, and a partition board which is horizontally arranged is fixed in the top cover;
The electromagnetic valve is arranged at the top of the electromagnetic valve in a penetrating way;
The first fins are arranged on the inner wall of the bottom of the top cover, the tops of the first fins are flush with the bottom of the partition plate, and the first fins penetrate through the inner wall of the top of the cabinet body;
the heat pipes are arranged at the top of the partition plate, and the bottom end of each heat pipe penetrates through the outer wall of the bottom of the shell.
Preferably, the control assembly includes:
the temperature sensor is arranged on the inner wall of the top of the cabinet body;
the liquid level sensor is arranged at the bottom of the outer side wall of the cabinet body;
the controller is electrically connected with the temperature sensor and the liquid level sensor, and is electrically connected with the motor and the electromagnetic valve;
and the communication module is electrically connected with the controller.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the invention, through the sealing assembly, the heat dissipation assembly and the control assembly, when flood disasters occur, water enters between the shell and the cabinet body, the water level at the water inlet can be monitored through the control assembly, and when the water level reaches an early warning value, the control assembly controls the sealing assembly to work to seal the cabinet body, so that the water is prevented from entering the interior of the cabinet body, and further, the cabinet body can still work normally when being immersed by water;
the temperature inside the cabinet body is detected through the control assembly, when the electric element inside the cabinet body fires, the cabinet body is also sealed, so that external air cannot enter the cabinet body, and then open fire in the cabinet body can deplete oxygen in the cabinet body in a short time, further the development of internal fire of the cabinet body is limited, and the operation of the fire extinguishing assembly is matched, so that the further control of the internal fire of the cabinet body is realized.
(2) According to the invention, through the arranged coiled pipe, the connecting pipe, the one-way valve and the heat exchange assembly, when flood exists between the cabinet body and the shell, heat generated when the electric element in the cabinet body works is absorbed through the heat exchange assembly, and then the heat is transferred to the water between the cabinet body and the shell through the coiled pipe, so that the electric element in the cabinet body still can work in a normal temperature range when the cabinet body is in a sealed state;
When the internal portion of cabinet fires, make the evaporation of perfluoro-hexanone in a large number through heat exchange assembly, increased the pressure in the coiled pipe, through this pressure for perfluoro-hexanone in the coiled pipe is sprayed in the cabinet through the subassembly of putting out a fire, and then realized the inside automatic spray fire extinguishing work of switch board, and the in-process need not the participation of any power spare, and the complete autonomous operation, consequently, after the conflagration took place, even the inside no electric power input of switch board, fire extinguishing work still can normally go on.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic illustration of the housing and heat pipe structure of the present invention;
FIG. 3 is a schematic view of the top cover of the present invention with portions in cross-section;
FIG. 4 is a schematic cross-sectional view of the housing of the present invention;
FIG. 5 is a schematic view of the structure of the cabinet door and the sealing ring of the invention;
FIG. 6 is a schematic view of the drive plate, connecting rod and seal plate construction of the present invention;
FIG. 7 is a schematic view of the annular seat, spring and restrictor block structure of the present invention;
FIG. 8 is a schematic view of the structure of the serpentine tube, check valve, connecting tube and infusion tube of the present invention;
FIG. 9 is a schematic view of the serpentine tube and infusion tube of the present invention;
FIG. 10 is a schematic view of a partially enlarged construction of the invention at A in FIG. 9;
figure 11 is a schematic illustration of the communication tube, heat exchange tube and second fin structure of the present invention.
Reference numerals:
101. A housing; 102. a top cover; 103. a fixed box; 104. a heat pipe; 105. a first through hole; 201. a cabinet body; 202. a cabinet door; 203. a second through hole; 204. a seal ring; 205. a mounting frame; 206. a temperature sensor; 207. a sealing plate; 208. a chute; 209. a liquid level sensor; 301. a motor; 302. a transmission shaft; 303. a drive plate; 304. a connecting rod; 305. an annular seat; 306. a limiting groove; 307. a limiting block; 308. a spring; 401. a partition plate; 402. an electromagnetic valve; 403. a first fin; 501. an output pipe; 502. an infusion tube; 503. a connecting plate; 504. a baffle; 505. a plug; 506. fire-fighting glass balls; 601. a fan; 602. a serpentine tube; 603. a one-way valve; 604. a connecting pipe; 605. a communicating pipe; 606. a heat exchange tube; 607. and a second fin.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown.
The following is a description of fig. 1 to 11, in which an embodiment of the present invention provides an intelligent power distribution cabinet based on the internet of things, including:
The cabinet comprises a shell 101, wherein a cabinet body 201 is fixed in the shell 101, a mounting rack 205 is arranged in the cabinet body 201, and the mounting rack 205 is used for fixing electric elements;
The heat exchange assembly is arranged in the cabinet 201 and is used for absorbing heat in the cabinet 201;
The coiled pipe 602, one end of the coiled pipe 602 is arranged above the side wall of the cabinet 201 in a penetrating way, the end of the coiled pipe 602 is communicated with the heat exchange component, and the coiled pipe 602 is filled with perfluorinated hexanone;
The connecting pipe 604 is arranged below the side wall of the cabinet 201 in a penetrating way, and the connecting pipe 604 is communicated with the heat exchange component;
one end of the check valve 603 is communicated with the coiled pipe 602, and the other end of the check valve 603 is communicated with the connecting pipe 604;
The fire extinguishing assembly is fixed on the inner wall of the top of the cabinet 201 and is communicated with the serpentine pipe 602;
the two radiating components are arranged on the two side walls of the cabinet 201 and are used for radiating heat in the cabinet 201;
The cabinet door 202 is hinged to the side wall of the cabinet body 201, a sealing ring 204 is arranged on the side wall of the cabinet door 202, and the sealing ring 204 is used for sealing the cabinet body 201 and the cabinet door 202;
Two sealing components for sealing the heat dissipation component so as to make the cabinet 201 in a sealed environment;
the control component is arranged on the cabinet 201 and is used for controlling the sealing component to work;
Sunshade assembly, sunshade assembly sets up at the casing 101 top.
When flood disasters occur or electric elements in the cabinet 201 are on fire, the sealing assembly is controlled by the control assembly, so that the cabinet 201 is sealed, water can be prevented from entering the cabinet 201, external air can not enter the cabinet 201, damage to the electric elements by the water is avoided, and when the fire occurs, oxygen in the cabinet 201 is consumed by open fire, the cabinet 201 is in a low-oxygen environment, so that the development of fire is suppressed;
After the cabinet 201 is completely sealed, heat in the cabinet 201 is absorbed by the perfluorinated hexanone through the heat exchange assembly, so that the perfluorinated hexanone in the heat exchange assembly enters the coiled pipe 602 in a gas form, and the perfluorinated hexanone in the coiled pipe 602 can enter the heat exchange assembly again through the one-way valve 603 and the connecting pipe 604, so that the circulation of the perfluorinated hexanone is realized, and the cabinet 201 can be at a proper temperature under the sealed condition, and further, the power distribution cabinet can work normally in flood disasters;
When electrical element fires, the perfluorinated hexanone in the heat exchange assembly is largely evaporated, so that the pressure in the heat exchange assembly and the coiled pipe 602 is increased, the liquid perfluorinated hexanone is pressed into the fire extinguishing assembly, and the perfluorinated hexanone is directly sprayed through the fire extinguishing assembly, so that the fire in the cabinet 201 is extinguished, and the development of fire is further suppressed.
Further, the heat exchange assembly includes:
The two communicating pipes 605, the two communicating pipes 605 are arranged in the cabinet 201, the two communicating pipes 605 are vertically distributed, the upper communicating pipe 605 is communicated with the serpentine pipe 602, and the lower communicating pipe 605 is communicated with the connecting pipe 604;
a plurality of heat exchange tubes 606, wherein the plurality of heat exchange tubes 606 are arranged between the two communicating pipes 605, two ends of each communicating pipe 605 are respectively communicated with the two communicating pipes 605, and a plurality of second fins 607 are fixed on the side wall of each heat exchange tube 606;
the fans 601 are linearly arranged on the inner side wall of the cabinet 201, and the fans 601 are close to the upper communicating pipe 605.
When the fan 601 works, gas in the cabinet 201 flows, the gas firstly flows through the second fins 607, heat in the gas is conducted to liquid perfluorinated hexanone in the heat exchange tubes 606 by the second fins 607, so that the liquid perfluorinated hexanone is evaporated, after the perfluorinated hexanone is evaporated, the gaseous perfluorinated hexanone can quickly enter the upper communicating tube 605 and the upper communicating tube 605, namely the gaseous perfluorinated hexanone can quickly enter the upper communicating tube 605 and the upper coiled tube 602 outside the cabinet 201, heat is taken away in the process, the gas flowing through the surfaces of the second fins 607 is cooled, the cooled gas flows in the cabinet 201, and the temperature of the whole parts in the cabinet 201 is reduced, so that the heat dissipation work of the interior of the cabinet 201 is realized, and the cabinet 201 can still work in a normal temperature environment after being sealed.
Further, the fire suppression assembly includes:
the output pipe 501, the output pipe 501 is fixed on the top inner wall of the cabinet 201;
The infusion tube 502, one end of the infusion tube 502 is communicated with the output tube 501, and the other end of the infusion tube 502 is arranged at the position, close to the check valve 603, of the serpentine tube 602 in a penetrating way;
the connecting plate 503, the connecting plate 503 is arranged at the bottom of the output pipe 501, and a plurality of baffle plates 504 are arranged on the side wall of the connecting plate 503;
fire glass ball 506, fire glass ball 506 is set on top of connection plate 503;
Plug 505, plug 505 sets up in output tube 501, and plug 505 is used for sealed output tube 501, and plug 505 bottom is contradicted with fire-fighting glass ball 506 top.
After the temperature in the cabinet 201 reaches a certain degree, the liquid in the fire-fighting glass ball 506 is heated and expanded, so that the fire-fighting glass ball 506 bursts, further, the plug 505 is out of support, and under the action of the liquid pressure of the perfluorinated hexanone in the output pipe 501, the plug 505 is pushed out, so that the perfluorinated hexanone can be output through the output pipe 501, and when the perfluorinated hexanone flows to the baffle 504, the perfluorinated hexanone is scattered, so that the spraying work of the perfluorinated hexanone is realized, and the cabinet 201 is subjected to fire extinguishing treatment.
Further, the heat dissipation assembly includes:
the two sliding grooves 208 are formed in the upper part and the lower part of the inner side wall of the cabinet body 201, a plurality of second through holes 203 are formed in each sliding groove 208, the second through holes 203 penetrate through the outer wall of the cabinet body 201, and the sealing assembly is arranged in the sliding groove 208 in a sliding manner;
The first through holes 105 are formed on the side wall of the housing 101, and the first through holes 105 and the second through holes 203 are in one-to-one correspondence.
Further, the method further comprises the following steps:
the fixed box 103 of two, two fixed box 103 all set up on one of them lateral wall of casing 101, and two fixed box 103 are close to first through-hole 105 department setting, and two fixed box 103 lateral walls are porous structure, all are provided with the fan in two fixed boxes 103.
When the fan works, external air is blown into the shell 101 through the first through holes 105, then flows through the inside of the cabinet 201 through the second through holes 203 on the two sides of the cabinet 201, and finally is output through the first through holes 105 on the other side of the shell 101, so that air flow exists in the cabinet 201, and heat dissipation is carried out on electric elements in the cabinet 201 through the air flow.
Further, the seal assembly includes:
the two sealing plates 207, the two sealing plates 207 are respectively arranged in the two sliding grooves 208 in a sliding way;
the transmission plate 303 is rotatably arranged on the inner side wall of the cabinet 201;
the two connecting rods 304, the two connecting rods 304 are rotatably arranged at the two ends of the transmission plate 303, and the two connecting rods 304 are respectively rotatably connected with the two sealing plates 207;
the transmission shaft 302, the transmission shaft 302 is fixed on the sidewall of the transmission plate 303, and the transmission shaft 302 penetrates through the sidewall of the shell 101;
The motor 301, the motor 301 is fixed on the sidewall of the shell 101, and the output shaft of the motor 301 is fixed with the transmission shaft 302;
And a fixing assembly for fixing the driving plate 303.
When the motor 301 works, the transmission plate 303 is driven to rotate through the transmission shaft 302, and when the transmission plate 303 rotates, the two sealing plates 207 are driven to move through the two connecting rods 304 to seal the second through holes 203, so that the whole inside the cabinet 201 is in a sealed environment.
Further, the fixed assembly includes:
The annular seat 305 is fixed on the inner side wall of the cabinet body 201, a plurality of connecting grooves are formed in the inner side wall of the annular seat 305 at equal intervals, limiting blocks 307 are slidably arranged in each connecting groove, each limiting block 307 is of a right trapezoid structure, springs 308 are arranged in each connecting groove, and the plurality of springs 308 and the plurality of limiting blocks 307 are fixed one by one;
the limiting grooves 306 are formed on the side wall of the transmission plate 303, and the limiting grooves 306 and the limiting blocks 307 are matched.
After the fire in the cabinet 201 or the water in the motor 301 is soaked, the self-locking capability of the motor 301 is reduced after the motor 301 is powered off, and in order to avoid the rotation of the transmission shaft 302 caused by the reduced self-locking capability of the motor 301, the transmission plate 303 needs to be locked;
In the rotation process of the transmission plate 303, because the limiting block 307 is in a right trapezoid structure, when the inner wall of the limiting groove 306 or the transmission plate 303 presses the inclined edge of the limiting block 307, the limiting block 307 is pushed into the connecting groove, meanwhile, the spring 308 is compressed, when the limiting groove 306 is overlapped with the other limiting block 307, the limiting block 307 is pushed into the limiting groove 306 under the action of the spring 308, and after the transmission plate 303 stops rotating, the transmission plate 303 is limited to move under the action of the right-angle edge of the limiting block 307, the reset of the transmission plate 303 is further limited, the position of the sealing plate 207 is kept through the connecting rod 304, and the cabinet 201 is further kept in a sealing state.
Further, the sunshade assembly comprises:
the top cover 102 is of a hollow structure, and a partition 401 which is horizontally arranged is fixed in the top cover 102;
The electromagnetic valve 402 is arranged on the top of the electromagnetic valve 402 in a penetrating way;
The first fins 403, the first fins 403 are arranged on the inner wall of the bottom of the top cover 102, the top of the first fins 403 is flush with the bottom of the partition 401, and the first fins 403 penetrate through the inner wall of the top of the cabinet 201;
The heat pipes 104 are disposed on top of the partition 401, and bottom ends of the heat pipes 104 penetrate through the bottom outer wall of the housing 101.
After the power distribution cabinet is installed, water is injected into the space above the partition 401 in the top cover 102;
Before the electromagnetic valve 402 is connected, sunlight irradiates on the top cover 102, the top cover 102 absorbs heat of the sunlight, and the heat capacity of water is large, so that the water can also absorb heat generated by the sunlight irradiation when the temperature of the water is raised to be low, and the large temperature rise in the cabinet 201 caused by direct sunlight is avoided;
After the electromagnetic valve 402 is switched on, water enters the space below the partition 401 in the top cover 102 through the electromagnetic valve 402, submerges the part of the first fins 403 in the top cover 102, so that the temperature of the part of the first fins 403 in the cabinet 201 is lower, during the fire extinguishing process, the perfluorinated hexanone output by the output pipe 501 is evaporated in the cabinet 201, the perfluorinated hexanone vapor is cooled in contact with the first fins 403 in the cabinet 201, and is liquefied into liquid perfluorinated hexanone, and the heat transfer in the cabinet 201 is realized through the state change of the perfluorinated hexanone, so that the rapid temperature reduction in the cabinet 201 is facilitated.
Further, the control assembly includes:
a temperature sensor 206, wherein the temperature sensor 206 is arranged on the top inner wall of the cabinet 201;
the liquid level sensor 209, the liquid level sensor 209 is set up in the bottom of lateral wall of the cabinet 201;
The controller is electrically connected with the temperature sensor 206 and the liquid level sensor 209, and is electrically connected with the motor 301 and the electromagnetic valve 402;
The communication module is electrically connected with the controller.
The water level between the shell 101 and the cabinet 201 is detected by the liquid level sensor 209, and the temperature inside the cabinet 201 is detected by the temperature sensor 206, so that when flood disasters occur, the liquid level sensor 209 generates signals, and then the controller controls the motor 301 to realize the sealing of the cabinet 201, and when electric elements in the cabinet 201 are on fire, the temperature sensor 206 generates signals, and also controls the motor 301 to realize the sealing of the cabinet 201;
Under the support that the internet of things provided, the controller passes through communication module with temperature sensor 206 and liquid level sensor 209 data that receive and conveys to rear control center, when the conflagration takes place, control center can in time receive the warning, and then avoided the fire out of control to lead to spreading on a large scale, and likewise, when flood disaster takes place at every turn, control center can all record this switch board, treat after the flood disaster, inform the engineer to carry out the reset work of drive plate 303 to this switch board, after the conflagration, maintain or change this switch board.
The specific working method is as follows: when the power distribution cabinet is installed, after a ground foundation is established, holes are drilled on the ground foundation according to the positions of the heat pipes 104, after the power distribution cabinet is installed, the heat pipes 104 are in the holes, the heat pipes 104 are in contact with soil in the holes, and water is injected into the top cover 102 at the space above the partition 401;
Vacuum degree inspection is carried out on the coiled pipe 602, the connecting pipe 604, the communicating pipe 605 and the heat exchange pipes 606, so that the vacuum degree in the pipelines meets the requirement, the content of the perfluorinated hexanone in the coiled pipe 602 meets the requirement, and according to the principle of a communicating vessel, the perfluorinated hexanone in the coiled pipe 602 enters the connecting pipe 604 through the one-way valve 603 and then enters each heat exchange pipe 606 through the communicating pipe 605 below;
The electrical components are installed in the cabinet body 201 through the installation frame 205, after debugging, the cabinet door 202 is closed, and a gap between the cabinet body 201 and the cabinet door 202 is sealed by the sealing ring 204;
When the fan works, external air is blown into the shell 101 through the first through holes 105, flows through the cabinet 201 through the second through holes 203 on the two sides of the cabinet 201, and finally is output through the first through holes 105 on the other side of the shell 101, so that air flow exists in the cabinet 201, and the air flow dissipates heat of electrical elements in the cabinet 201;
When sunlight is directly irradiated on the top cover 102, the heat is absorbed by water in the top cover 102, the temperature in the cabinet 201 is prevented from rising due to direct irradiation of sunlight, the heat in the water on the partition 401 is quickly conducted to the ground through the heat pipe 104, and the heat is conducted to the ground through the heat pipe 104, so that the surface temperature of the heat pipe 104 at the fan is also low, the outside air is primarily cooled when flowing through the heat pipe 104, and the heat dissipation effect of the fan is improved;
When flood disasters occur, if water enters a gap between the shell 101 and the cabinet 201, the liquid level sensor 209 recognizes a water level signal between the shell 101 and the cabinet 201, when the water level reaches an early warning value, the liquid level sensor 209 sends out a signal, and after receiving the signal, the controller turns on a switch of the motor 301;
When the motor 301 works, the transmission plate 303 is driven to rotate through the transmission shaft 302, the transmission plate 303 drives the two sealing plates 207 to move through the two connecting rods 304 when rotating, the second through holes 203 are sealed, the whole inside of the cabinet 201 is in a sealed environment, and in the rotating process of the transmission plate 303, as the limiting block 307 is in a right trapezoid structure, when the inner wall of the limiting groove 306 or the bevel edge of the limiting block 307 is extruded by the transmission plate 303, the limiting block 307 is pushed into the connecting groove, meanwhile, the spring 308 is compressed, when the limiting groove 306 is overlapped with the other limiting block 307, the limiting block 307 is pushed into the limiting groove 306 under the action of the spring 308, after the transmission plate 303 stops rotating, the transmission plate 303 is limited to move under the action of the right-angle edge of the limiting block 307, so that the reset of the transmission plate 303 is limited, and the position of the sealing plate 207 is kept through the connecting rods 304, so that the cabinet 201 is in a sealed state continuously, after the cabinet 201 is sealed, the power supply of the motor 301 is disconnected, the motor 301 is prevented from being soaked by flood, and the motor 301 is prevented from being shorted in an electrified state;
After the cabinet 201 is completely sealed, heat generated during operation of electrical components in the cabinet 201 is conducted through the second fins 607, so that the perfluorinated hexanone in the heat exchange tube 606 is heated, the heat is absorbed by the perfluorinated hexanone and then evaporated, heat in the cabinet 201 is taken away, the perfluorinated hexanone vapor enters the coiled pipe 602 through the communicating pipe 605, and water exists between the shell 101 and the cabinet 201 at the moment due to flooding, so that the temperature of the coiled pipe 602 is lower, the perfluorinated hexanone vapor is liquefied under the low-temperature condition, heat is released, the heat is stored in the coiled pipe 602 in a liquid form, the liquid perfluorinated hexanone in the coiled pipe 602 enters the connecting pipe 604 and the heat exchange tube 606 through the one-way valve 603 according to the principle of a communicating vessel, circulation of the perfluorinated hexanone in the coiled pipe 602, the one-way valve 603, the connecting pipe 604, the communicating pipe 605 and the heat exchange tube 606 is realized, cooling in the cabinet 201 is realized through circulation of the perfluorinated hexanone, further the cabinet 201 is still realized under the sealed state, the cabinet is still enabled to be enabled to work at a proper temperature, the cabinet is enabled to continue to work under the flooding condition, the fan is enabled to work in the proper condition, and the normal operation of the cabinet 201 is ensured, and the normal operation of the electrical components can be ensured in the cabinet is ensured, and the normal operation is ensured under the condition that the normal operation of the cabinet is in the operation of the fan, and the cabinet is ensured;
When electric elements in the cabinet 201 are on fire, the temperature in the cabinet 201 can rise rapidly, the temperature sensor 206 detects the temperature in the cabinet 201, when the temperature rises abnormally, a signal is sent out, the controller receives the signal and then turns on the switch of the motor 301 and the electromagnetic valve 402, the motor 301 works to enable the cabinet 201 to be sealed, after the cabinet 201 is completely sealed, the open fire in the cabinet 201 can consume the residual oxygen in the cabinet 201 rapidly to slow down the fire development, after the electromagnetic valve 402 is turned on, water above the partition 401 enters the top cover 102 through the electromagnetic valve 402 and is positioned below the partition 401, and the first fins 403 are positioned in the water;
Before oxygen in the cabinet 201 is largely consumed, fire can further raise the overall temperature in the cabinet 201, the perfluorinated hexanone in the heat exchange tube 606 is quickly evaporated through the second fins 607, a large amount of perfluorinated hexanone vapor generated in a short time can raise the pressure in the coiled tube 602, more liquid perfluorinated hexanone is pushed to enter the heat exchange tube 606 through the one-way valve 603, the connecting tube 604 and the communicating tube 605 below, the pressure in the coiled tube 602 is further raised, after the temperature in the cabinet 201 rises to a certain extent, the liquid in the fire-fighting glass ball 506 expands to cause the fire-fighting glass ball 506 to break, so that the plug 505 loses support, and because the infusion tube 502 and the coiled tube 602 are in a communicating state, under the pressure in the coiled tube 602, a large amount of liquid perfluorinated hexanone in the coiled tube 602 enters the output tube 501 through the infusion tube 502, and pushes out the plug 505, the perfluorinated hexanone output by the output tube 501 is dispersed by the baffle 504 on the connecting plate 503, and is sprayed in the cabinet 201, and the fire-fighting device 201 is treated by the perfluorinated hexanone;
The perfluorinated hexanone solution rapidly evaporates after being heated, so that the cabinet 201 is filled with perfluorinated hexanone vapor, and the upper part of the first fin 403 is immersed in water at this time, so that the temperature of the first fin 403 is lower, and therefore, the perfluorinated hexanone vapor is liquefied when contacting the part of the first fin 403 in the cabinet 201, and then drops into the cabinet 201, and the liquid perfluorinated hexanone rapidly evaporates after absorbing heat, so that the temperature in the cabinet 201 is rapidly reduced, and further, the development of fire is suppressed.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (3)
1. Intelligent power distribution cabinet based on thing networking, its characterized in that includes:
The electric cabinet comprises a shell (101), wherein a cabinet body (201) is fixed in the shell (101), a mounting rack (205) is arranged in the cabinet body (201), and the mounting rack (205) is used for fixing electric elements;
The heat exchange assembly is arranged in the cabinet body (201) and is used for absorbing heat in the cabinet body (201);
One end of the coiled pipe (602) penetrates through the upper portion of the side wall of the cabinet body (201), the end of the coiled pipe (602) is communicated with the heat exchange component, and the coiled pipe (602) is filled with perfluorinated hexanone;
The connecting pipe (604) is arranged below the side wall of the cabinet body (201) in a penetrating way, and the connecting pipe (604) is communicated with the heat exchange component;
a one-way valve (603), wherein one end of the one-way valve (603) is communicated with the coiled pipe (602), and the other end of the one-way valve (603) is communicated with a connecting pipe (604);
The fire extinguishing assembly is fixed on the inner wall of the top of the cabinet body (201), and is communicated with the serpentine pipe (602);
The two radiating assemblies are arranged on two side walls of the cabinet body (201) and are used for radiating heat in the cabinet body (201);
The cabinet door (202), the cabinet door (202) is hinged on the side wall of the cabinet body (201), a sealing ring (204) is arranged on the side wall of the cabinet door (202), and the sealing ring (204) is used for sealing the cabinet body (201) and the cabinet door (202);
the two sealing assemblies are used for sealing the heat dissipation assembly so as to enable the cabinet body (201) to be in a sealed environment;
the control assembly is arranged on the cabinet body (201) and is used for controlling the sealing assembly to work;
a sunshade assembly disposed on top of the housing (101);
The heat dissipation assembly includes:
The two sliding grooves (208) are formed in the upper portion and the lower portion of the inner side wall of the cabinet body (201), a plurality of second through holes (203) are formed in each sliding groove (208), the second through holes (203) penetrate through the outer wall of the cabinet body (201), and the sealing assembly is arranged in the sliding grooves (208) in a sliding mode;
The first through holes (105) are formed in the side wall of the shell (101), and the first through holes (105) and the second through holes (203) are in one-to-one correspondence;
Further comprises:
The two fixing boxes (103), the two fixing boxes (103) are arranged on one side wall of the shell (101), the two fixing boxes (103) are arranged close to the first through hole (105), the side walls of the two fixing boxes (103) are of porous structures, and fans are arranged in the two fixing boxes (103);
the seal assembly includes:
The two sealing plates (207), the two sealing plates (207) are respectively arranged in the two sliding grooves (208) in a sliding way;
The transmission plate (303) is rotatably arranged on the inner side wall of the cabinet body (201);
the two connecting rods (304), the two connecting rods (304) are rotatably arranged at two ends of the transmission plate (303), and the two connecting rods (304) are respectively and rotatably connected with the two sealing plates (207);
The transmission shaft (302), the transmission shaft (302) is fixed on the side wall of the transmission plate (303), and the transmission shaft (302) penetrates through the side wall of the shell (101);
The motor (301), the said motor (301) is fixed on sidewall of the body (101), and the output shaft and drive shaft (302) of the motor (301) are fixed;
A fixing assembly for fixing the drive plate (303);
The heat exchange assembly includes:
The two communicating pipes (605) are arranged in the cabinet body (201), the two communicating pipes (605) are vertically distributed, the upper communicating pipe (605) is communicated with the coiled pipe (602), and the lower communicating pipe (605) is communicated with the connecting pipe (604);
The heat exchange tubes (606) are arranged between the two communicating pipes (605), two ends of each heat exchange tube (606) are respectively communicated with the two communicating pipes (605), and a plurality of second fins (607) are fixed on the side wall of each heat exchange tube (606);
the fans (601) are linearly arranged on the inner side wall of the cabinet body (201), and the fans (601) are close to the communicating pipe (605) above;
The control assembly includes:
the temperature sensor (206) is arranged on the inner wall of the top of the cabinet body (201);
the liquid level sensor (209) is arranged at the bottom of the outer side wall of the cabinet body (201);
The controller is electrically connected with the temperature sensor (206) and the liquid level sensor (209), and is electrically connected with the motor (301) and the electromagnetic valve (402);
the communication module is electrically connected with the controller;
The sunshade assembly comprises:
The top cover (102) is of a hollow structure, and a partition plate (401) which is horizontally arranged is fixed in the top cover (102);
The electromagnetic valve (402) is arranged on the top of the partition plate (401) in a penetrating way;
the first fins (403) are arranged on the inner wall of the bottom of the top cover (102), the tops of the first fins (403) are flush with the bottom of the baffle plate (401), and the first fins (403) penetrate through the inner wall of the top of the cabinet body (201);
The heat pipes (104) are arranged at the top of the partition plate (401), and the bottom end of each heat pipe (104) penetrates through the outer wall of the bottom of the shell (101).
2. The intelligent power distribution cabinet based on the internet of things according to claim 1, wherein the fire extinguishing assembly comprises:
the output pipe (501) is fixed on the inner wall of the top of the cabinet body (201);
The infusion tube (502), one end of the infusion tube (502) is communicated with the output tube (501), and the other end of the infusion tube (502) is arranged at the position, close to the one-way valve (603), of the coiled tube (602) in a penetrating way;
the connecting plate (503), the connecting plate (503) is arranged at the bottom of the output pipe (501), and a plurality of baffle plates (504) are arranged on the side wall of the connecting plate (503);
A fire glass ball (506), the fire glass ball (506) being arranged on top of the connection plate (503);
The plug (505), plug (505) sets up in output tube (501), plug (505) is used for sealed output tube (501), plug (505) bottom and fire control glass ball (506) top are contradicted.
3. The intelligent power distribution cabinet based on the internet of things according to claim 1, wherein the fixed component comprises:
the annular seat (305), the annular seat (305) is fixed on the inner side wall of the cabinet body (201), a plurality of connecting grooves are formed in the inner side wall of the annular seat (305) at equal intervals, limiting blocks (307) are slidably arranged in each connecting groove, each limiting block (307) is of a right trapezoid structure, springs (308) are arranged in each connecting groove, and the plurality of springs (308) and the plurality of limiting blocks (307) are fixed one to one;
the limiting grooves (306) are formed in the side wall of the transmission plate (303), and the limiting grooves (306) are matched with the limiting blocks (307).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202411017886.0A CN118572524B (en) | 2024-07-29 | 2024-07-29 | Intelligent power distribution cabinet based on Internet of things |
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| CN202411017886.0A CN118572524B (en) | 2024-07-29 | 2024-07-29 | Intelligent power distribution cabinet based on Internet of things |
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| CN118572524B true CN118572524B (en) | 2024-10-25 |
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| CN210693045U (en) * | 2019-08-21 | 2020-06-05 | 河南工程学院 | Electric automatization switch board with automatic function of putting out a fire |
| CN117613695A (en) * | 2024-01-16 | 2024-02-27 | 三河爱信电气有限公司 | Reactive compensation cabinet |
| CN118099983A (en) * | 2024-03-01 | 2024-05-28 | 安徽广志电气有限公司 | Power distribution cabinet heat radiation structure |
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| DE102017005287B3 (en) * | 2017-06-02 | 2018-10-04 | DATANET GmbH | Safety cabinet for active electrical and / or electronic components |
| CN111817146A (en) * | 2020-07-28 | 2020-10-23 | 成春萍 | Isolated formula fire prevention switch board |
| CN112490906A (en) * | 2020-11-23 | 2021-03-12 | 苏州达尔伟力电气科技有限公司 | Switch board with fire prevention function |
| CN112242652B (en) * | 2020-12-16 | 2021-02-26 | 精泰电气集团有限公司 | High-voltage power distribution cabinet with multiple protection effects |
| WO2022241769A1 (en) * | 2021-05-21 | 2022-11-24 | 华为数字能源技术有限公司 | Power distribution cabinet and energy storage direct-current power distribution system |
| CN115864184A (en) * | 2022-11-30 | 2023-03-28 | 吉林省中鼎电力科技发展有限公司 | Power distribution cabinet capable of controlling temperature |
| CN116850512A (en) * | 2023-07-10 | 2023-10-10 | 天津城市轨道咨询有限公司 | Storage battery box body with temperature sensing function and automatic fire extinguishing function |
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- 2024-07-29 CN CN202411017886.0A patent/CN118572524B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210693045U (en) * | 2019-08-21 | 2020-06-05 | 河南工程学院 | Electric automatization switch board with automatic function of putting out a fire |
| CN117613695A (en) * | 2024-01-16 | 2024-02-27 | 三河爱信电气有限公司 | Reactive compensation cabinet |
| CN118099983A (en) * | 2024-03-01 | 2024-05-28 | 安徽广志电气有限公司 | Power distribution cabinet heat radiation structure |
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| Publication number | Publication date |
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| CN118572524A (en) | 2024-08-30 |
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