CN117526136B - Multidirectional cooling type high-voltage board with internal and external airflow circulation function - Google Patents
Multidirectional cooling type high-voltage board with internal and external airflow circulation function Download PDFInfo
- Publication number
- CN117526136B CN117526136B CN202311555450.2A CN202311555450A CN117526136B CN 117526136 B CN117526136 B CN 117526136B CN 202311555450 A CN202311555450 A CN 202311555450A CN 117526136 B CN117526136 B CN 117526136B
- Authority
- CN
- China
- Prior art keywords
- air inlet
- groups
- air outlet
- arc
- group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 230000005540 biological transmission Effects 0.000 claims description 20
- 230000006698 induction Effects 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 45
- 238000000034 method Methods 0.000 description 13
- 239000003795 chemical substances by application Substances 0.000 description 11
- 230000008569 process Effects 0.000 description 11
- 230000001105 regulatory effect Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 239000000112 cooling gas Substances 0.000 description 7
- 239000012535 impurity Substances 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000246 remedial effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000001846 repelling effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C3/00—Fire prevention, containment or extinguishing specially adapted for particular objects or places
- A62C3/16—Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
-
- 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
- H02B1/24—Circuit arrangements for boards or switchyards
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
- H02B1/306—Accessories, e.g. windows
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention relates to the technical field of high-voltage cabinets, in particular to a multidirectional cooling type high-voltage cabinet with an internal and external air flow circulation function, which comprises a cabinet body, a circulation box, a cabinet door, an air inlet mechanism and an air outlet mechanism, wherein the circulation box and the cabinet door are oppositely arranged at two sides of the cabinet body.
Description
Technical Field
The invention relates to the technical field of high-voltage cabinets, in particular to a multidirectional cooling type high-voltage cabinet with an internal and external airflow circulation function.
Background
The high-voltage cabinet is used for controlling, protecting and distributing high-voltage electric energy, is generally provided with a breaker room, a bus room, a cable room and a relay instrument room, so as to store different electric equipment, and is used in a power transmission and distribution system to ensure the normal operation and personal safety of the electric equipment, and is mainly suitable for various different places such as power plants, substations, industrial fields, urban power grids and the like.
In order to avoid heat dissipation of electrical equipment during use from being accumulated in a high-voltage cabinet, the current high-voltage cabinet is basically provided with a cooling system, such as a separated high-voltage switch cabinet of patent CN214958043U (publication day 2021.11.30) and CN213753550U, but the high-voltage cabinet can not realize fixed-point cooling basically in the cooling process, namely, when the temperature of a certain area is obviously higher, the current high-voltage cabinet cooling system can not timely increase the cooling amplitude of the area, so that the fire phenomenon is caused by points and surfaces, in addition, the current high-voltage cabinet does not have better remedial measures when encountering fire, and the cabinet door is usually opened directly to extinguish the electrical equipment in the high-voltage cabinet, so that the operation mode is low in efficiency and has a certain danger; finally, the existing dehumidification cooling method of the high-voltage cabinet has a certain limitation, moisture in the high-voltage cabinet is difficult to discharge by the high-voltage cabinet once entering, and in the south plum rain wet season, the phenomenon of dew condensation is easy to occur, so that the safe operation of electrical equipment in the high-voltage cabinet is directly threatened.
Disclosure of Invention
The invention aims to provide a multidirectional cooling type high-voltage board with an internal and external airflow circulation function, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the invention discloses a multi-azimuth cooling type high-voltage cabinet with an internal and external air flow circulation function, which comprises a cabinet body, a circulation box, a cabinet door, an air inlet mechanism and an air outlet mechanism, wherein the circulation box and the cabinet door are oppositely arranged on two sides of the cabinet body, sealing strips are arranged on the cabinet door and the cabinet body, the cabinet body is separated from the external environment through the cabinet door in the working process, the air inlet mechanism and the air outlet mechanism are oppositely arranged on the other two sides of the cabinet body, the cooling mechanism is arranged in the circulation box, the cooling mechanism comprises a first fan, a heat exchange tube and a second fan, the air inlet end of the first fan is connected with the upper end of the air inlet mechanism through an air inlet tube, the air outlet end of the first fan is connected with the lower end of the air outlet mechanism through the heat exchange tube and an air outlet tube. With this internal environment of assurance cabinet is stable, be provided with the response subassembly in the exhaust hole, whether can detect second fan exhaust gas through the response subassembly and stabilize, prevent the exhaust end of impurity jam second fan in the external environment, cause external cooling gas circulation not smooth.
Furthermore, three groups of chambers are arranged in the cabinet body so as to be convenient for placing different electrical equipment, the air inlet mechanism comprises three groups of air inlet boxes, the air outlet mechanism comprises three groups of air outlet boxes, the side ends of each group of chambers are respectively provided with one group of air inlet boxes and one group of air outlet boxes, the three groups of air inlet boxes are connected with the first connecting pipe through the first connecting pipe, one end of each group of air inlet boxes, which is close to the cabinet body, is provided with a plurality of groups of air inlet channels, and because staff can regularly overhaul the high-voltage cabinet, the invention is provided with one group of filter plates in each group of air inlet channels, purifies the air in the cabinet body through the filter plates so as to avoid impurities in the air outside in the overhaul process from entering the cabinet body, enriches the cabinet body, and the three groups of air outlet boxes are connected with the second connecting pipe through the second connecting pipe, the invention sets a group of adjusting plates in each group of the air outlet channels, and the upper end of each group of the adjusting plates is provided with a group of adjusting components, before working, the invention needs to set a plurality of groups of temperature detectors (the prior art can be adopted) in the cabinet, each group of the temperature detectors can be connected with a group of adjusting components, during working, the temperature detector detects the temperature change of each area in the cabinet, the adjusting plates are controlled to rotate in the air outlet channels by the adjusting components, when the temperature of one area is obviously higher than the temperature of other areas, the temperature detector near the high temperature area can send a group of signals, so that the gas flow of the air outlet channels near other low temperature areas is reduced, by the aid of the technical scheme, the purpose of fixed-point cooling can be achieved, compared with the existing uniform cooling, the temperature-reducing effect is better, the phenomena that the temperature of a certain area is too high and cannot be cooled in time, fire and the like are caused are avoided, and finally, after the fixed-point cooling is finished (namely, the temperature of the high-temperature area is recovered to be normal), the adjusting plate is driven to recover to the initial position by the adjusting component, so that abnormal temperature rise of electrical equipment in other areas due to insufficient cooling gas received for a long time is avoided.
Further, the adjusting assembly comprises an adjusting motor and an adjusting shaft, the adjusting shaft is fixedly arranged on the adjusting plate, a driving shaft of the adjusting motor is connected with the adjusting shaft, when the temperature detector detects that the temperature of a certain area is too high, the adjusting motor near other low-temperature areas can drive the adjusting plate connected with the adjusting motor to rotate, so that the gas flow of a gas outlet channel near the low-temperature areas is reduced, the gas flow of the gas outlet channel near the high-temperature areas is increased, and the purpose of fixed-point cooling is achieved.
Further, the one end that the heat exchange tube is close to first fan is provided with the clarifier, if the time that the staff overhauls high-pressure cabinet is in when the weather that air humidity is great such as rainy season, through the clarifier can get rid of the moisture that contains in the internal air of cabinet after the maintenance is accomplished, the one end that the exhaust hole was kept away from to circulation incasement portion is provided with the reposition of redundant personnel frame, be provided with the splitter box in the reposition of redundant personnel frame, the splitter box is connected with the end of giving vent to anger of second fan, the one end that the splitter box is close to the heat exchange tube is provided with the reposition of redundant personnel hole, the gas in the second fan in the invention can blow the heat exchange tube along the horizontal direction in the course of working to this is cooled down to the heat exchange tube, compares the air current and blows perpendicularly to the heat exchange tube, through above-mentioned scheme cooling down, can reduce the probability that impurity such as fibre in the external environment twines on the heat exchange tube when guaranteeing the cooling effect.
Further, the induction component comprises an induction plate and an induction block, wherein the induction plate and the induction block are arranged in an exhaust hole, the induction plate is connected with the exhaust hole through a rotating shaft, the induction block is arranged at one end of the exhaust hole far away from a shunt frame, and one end of the induction block close to the induction plate is provided with a piezoelectric sheet.
Further, the inside of clarifier is provided with first logical groove, second logical groove and ring channel, first logical groove and second logical groove set up the both ends at the ring channel relatively, first logical groove is connected with the end of giving vent to anger of first fan through the air duct, the second logical groove is connected with the heat transfer pipe, be provided with a plurality of groups dehumidifier in the ring channel, a plurality of groups connect through the swivel mount between the dehumidifier, the below of swivel mount is provided with the switching-over motor, a plurality of groups the inside of dehumidifier all is provided with moisture detector, be provided with the drier in the dehumidifier, avoid the interior gas humidity of cabinet to be too high through moisture detector, detect the dehumidifier service condition between first logical groove and the second logical groove through moisture detector, through the dehumidifier between first logical groove and the second logical groove of change automatically, and then improve work efficiency, finally, the invention can also judge the sealed condition of cabinet body through the dehumidifier service condition between first logical groove and the second logical groove, judges the direction as follows: after the electrical equipment in the high-voltage cabinet is overhauled, the first fan is started for a period of time, at the moment, gas in the cabinet body continuously flows through the dehumidifier between the first through groove and the second through groove, after a period of time, the moisture in the dehumidifier is kept at a stable value, and if the moisture in the dehumidifier is continuously increased after a period of time, the tightness in the cabinet body can be judged to be damaged, and the overhauling is required to be continued.
Further, fire-fighting equipment (optionally in the prior art) is arranged at the upper end of the cabinet body, the fire-fighting equipment is connected with the upper end of the air inlet mechanism, the filter plate and the regulating plate are made of non-combustible materials, and the air inlet pipe is provided with the electric valve.
Further, the adjusting component comprises an adjusting shaft, a transmission plate, a first arc-shaped groove and a second arc-shaped groove, wherein the adjusting shaft is fixedly arranged on the adjusting plate, the first arc-shaped groove and the second arc-shaped groove are respectively arranged in the air outlet box, the two transmission plates are respectively arranged in the first arc-shaped groove and the second arc-shaped groove and are fixedly connected with the adjusting shaft, two ends of the first arc-shaped groove are respectively provided with a group of electromagnets, a group of transmission plates positioned in the first arc-shaped groove are provided with magnetic blocks, an arc-shaped spring rod is arranged in the second arc-shaped groove, the arc-shaped spring rod penetrates through a group of transmission plates positioned in the second arc-shaped groove, through the technical scheme, if the air flow discharged by the air outlet channel is required to be adjusted, only two groups of electromagnets are required to be started, meanwhile, a group of electromagnets close to the magnetic block should generate a magnetic field which repels the magnetic block, a group of electromagnets far away from the magnetic block should generate a magnetic field which attracts the magnetic block, two groups of transmission plates can rotate with the adjusting plate through the two groups of magnetic fields, and then the gas flow discharged by the gas outlet channel is adjusted, compared with the case that the adjusting plate is driven to rotate through the adjusting motor, the automatic reset of the adjusting plate can be ensured when the driving device of the adjusting assembly fails through the rotation of the adjusting plate driven by the two groups of electromagnets, namely, when the adjusting motor or the electromagnets cannot work normally, the arc spring on the arc spring rod can drive the two groups of transmission plates to rotate and reset with the adjusting plate through the technical scheme, so that the phenomenon of long-time fixed-point cooling is avoided, the electrical equipment in other areas is prevented from abnormally increasing in temperature due to insufficient cooling gas received for a long time.
Compared with the prior art, the invention has the following beneficial effects: compared with the prior high-voltage cabinet provided with an adjusting component, the invention controls the adjusting plate to rotate in the air outlet channel through the adjusting component so as to adjust the air flow discharged by the air outlet channel, when the high-voltage cabinet is used, different electrical equipment is placed in different chambers, then a plurality of groups of temperature detectors are arranged in the cabinet body, the temperature change of each area in the cabinet body is detected through the temperature detectors, when the temperature of one area is obviously higher than the temperature of other areas, the temperature detector close to the high-temperature area can send a group of signals, so that the air flow of the air outlet channel near other low-temperature areas is reduced, the air flow of the air outlet channel near the high-temperature area is increased, the phenomena that the temperature of one area is too high to be cooled in time, fire disaster and the like are caused, and finally after the fixed-point cooling is finished (namely, the temperature of the high-temperature area is recovered to be normal) are avoided, the invention can ensure the automatic reset of the regulating plate when the driving device of the regulating assembly fails by driving the regulating plate to rotate through two groups of electromagnets, avoid the phenomenon of long-time fixed-point cooling, and is also provided with an induction assembly and fire-fighting equipment, so that a worker can conveniently judge whether the cooling mechanism works normally in time, when the fire extinguishing agent in the fire-fighting equipment is gas fire extinguishing agent, the invention can open the electric valve according to the requirement, and can suck the rest fire extinguishing agent in the cabinet body into the air outlet mechanism through the first fan, thereby avoiding the harm of the residual fire extinguishing agent in the cabinet body when the cabinet door is opened by the worker, finally, the invention is also provided with the purifier, so that the water remained in the cabinet body in the external environment is removed through the purifier when the high-voltage cabinet is overhauled, and meanwhile, the sealing condition of the cabinet body can be judged according to the service condition of the purifier, thereby being convenient for staff to repair the cabinet body and the cabinet door.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of a first view angle structure of the present invention;
FIG. 2 is a schematic view of a second view angle structure of the present invention;
FIG. 3 is a schematic view of a third view angle structure of the present invention;
FIG. 4 is a schematic view of the structure of the air inlet box of the present invention;
FIG. 5 is a schematic view of the structure of the outlet box of the present invention;
FIG. 6 is a schematic cross-sectional view of an outlet box of the present invention;
FIG. 7 is a schematic view of section A-A of FIG. 6 in accordance with the present invention;
FIG. 8 is a schematic view of the structure of portion B of FIG. 7 in accordance with the present invention;
FIG. 9 is a schematic diagram of the flow of gas within the cabinet during operation of the present invention;
FIG. 10 is a schematic view of the internal structure of the circulation tank of the present invention;
FIG. 11 is a schematic view of the structure of portion C of FIG. 10 in accordance with the present invention;
Fig. 12 is a schematic view of the internal structure of the purifier according to the present invention.
In the figure: 1-cabinet, 2-fire-fighting equipment, 3-circulation box, 31-first fan, 32-clarifier, 321-first through slot, 322-second through slot, 323-annular slot, 324-reversing motor, 325-dehumidifier, 33-outlet duct, 34-heat exchange tube, 35-second fan, 36-shunt frame, 37-inlet pipe, 38-exhaust hole, 381-induction plate, 382-induction block, 4-inlet box, 41-inlet channel, 411-filter plate, 42-first connecting channel, 5-cabinet door, 6-outlet box, 61-outlet channel, 611-adjusting plate, 62-second connecting channel, 63-adjusting component, 631-adjusting shaft, 632-driving plate, 633-first arc slot, 634-second arc slot, 635-electromagnet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-3 and fig. 9-10, the multi-azimuth cooling type high-voltage cabinet with internal and external air circulation function comprises a cabinet body 1, a circulation box 3, a cabinet door 5, an air inlet mechanism and an air outlet mechanism, wherein the circulation box 3 and the cabinet door 5 are oppositely arranged at two sides of the cabinet body 1, sealing strips are arranged on the cabinet door 5 and the cabinet body 1, the cabinet body 1 is separated from the external environment through the cabinet door 5 in the working process, the air inlet mechanism and the air outlet mechanism are oppositely arranged at the other two sides of the cabinet body 1, the cooling mechanism is arranged in the circulation box 3 and comprises a first fan 31, a heat exchange tube 34 and a second fan 35, the air inlet end of the first fan 31 is connected with the upper end of the air inlet mechanism through an air inlet tube 37, the air outlet end of the first fan 31 is connected with the lower end of the air outlet mechanism through the heat exchange tube 34 and the air outlet tube 33, in the working process of the invention, the gas in the cabinet body 1 flows along the route of the cabinet body 1-the gas inlet mechanism-the gas inlet pipe 37-the first fan 31-the heat exchange pipe 34-the gas outlet pipe 33-the gas outlet mechanism-the cabinet body 1 through the first fan 31, the gas inlet end of the second fan 35 is connected with the external environment, the gas outlet end of the second fan 35 is positioned in the circulation box 3, the side wall of the circulation box 3 is provided with the gas outlet 38, the external gas continuously enters the circulation box 3 through the second fan 35, and when the gas in the cabinet body 1 flows into the heat exchange pipe 34, the gas in the external environment takes away the gas heat in the cabinet body 1, thereby realizing the purpose of cooling. With this, guarantee that the internal environment of cabinet body 1 is stable, be provided with the response subassembly in the exhaust hole 38, whether can detect second fan 35 exhaust gas through the response subassembly and stabilize, prevent that the impurity in the external environment from blockking up the exhaust end of second fan 35, cause external cooling gas circulation not smooth.
As shown in fig. 1-5, three groups of chambers are arranged in a cabinet body 1 so as to be convenient for placing different electrical equipment, an air inlet mechanism comprises three groups of air inlet boxes 4, an air outlet mechanism comprises three groups of air outlet boxes 6, the side end of each group of chambers is provided with one group of air inlet boxes 4 and one group of air outlet boxes 6, the three groups of air inlet boxes 4 are connected with one another through a first connecting pipe and a first connecting channel 42, one end of each group of air inlet boxes 4 close to the cabinet body 1 is provided with a plurality of groups of air inlet channels 41, and as staff can regularly overhaul the high-voltage cabinet, the invention is provided with one group of filter plates 411 in each group of air inlet channels 41, the air in the cabinet body 1 is purified through the filter plates 411 so as to avoid impurities in the external air entering the cabinet body 1 in the overhaul process, the three groups of air outlet boxes 6 are enriched in the cabinet body 1 and connected with a second connecting channel 62 through a second connecting pipe, the invention is provided with a plurality of groups of air outlet channels 61 at one end of each group of air outlet boxes 6 close to the cabinet body 1, and because each electrical equipment generates different heat under different working conditions, a group of adjusting plates 611 are arranged in each group of air outlet channels 61, a group of adjusting components 63 are arranged at the upper end of each group of adjusting plates 611, a plurality of groups of temperature detectors (the prior art can be adopted) are arranged in the cabinet body 1 before the invention works, each group of temperature detectors can be connected with one group of adjusting components 63, the invention detects the temperature change of each area in the cabinet body 1 through the temperature detectors during the working process, the adjusting plates 611 are controlled to rotate in the air outlet channels 61 through the adjusting components 63, when the temperature of one area is obviously higher than the temperature of other areas, the temperature detectors close to the high temperature area can send a group of signals, the invention can achieve the purpose of fixed-point cooling by reducing the gas flow of the gas outlet channel 61 near other low-temperature areas so as to increase the gas flow of the gas outlet channel 61 near the high-temperature areas, and compared with the prior uniform cooling, the invention has better cooling effect, avoids the phenomena of fire and the like caused by too high temperature of a certain area and timely cooling, and finally drives the regulating plate 611 to restore to the initial position after the fixed-point cooling is finished (namely, when the temperature of the high-temperature area is restored to be normal), thereby avoiding abnormal temperature rise of electrical equipment in other areas due to insufficient cooling gas received for a long time.
As shown in fig. 5, the adjusting assembly 63 includes an adjusting motor and an adjusting shaft 631, the adjusting shaft 631 is fixedly mounted on the adjusting plate 611, a driving shaft of the adjusting motor is connected with the adjusting shaft 631, when the temperature detector detects that the temperature in a certain area is too high, the adjusting motor near other low temperature areas drives the adjusting plate 611 connected with the adjusting motor to rotate, so as to reduce the gas flow of the gas outlet channel 61 near the low temperature areas, and through the above technical scheme, the gas flow of the gas outlet channel 61 near the high temperature areas is increased, and then the purpose of fixed-point cooling is achieved.
As shown in fig. 1-3 and fig. 9-10, a purifier 32 is arranged at one end of a heat exchange tube 34 close to a first fan 31, if the time for a worker to overhaul a high-voltage cabinet is in weather with high air humidity such as rainy season, moisture in the air in the cabinet body 1 can be removed through the purifier 32 after overhaul is completed, a flow dividing frame 36 is arranged at one end of the inside of a circulation box 3 far away from an exhaust hole 38, a flow dividing groove is arranged in the flow dividing frame 36, the flow dividing groove is connected with the air outlet end of a second fan 35, a flow dividing hole is arranged at one end of the flow dividing groove close to the heat exchange tube 34, and in the working process of the second fan 35, air in the external environment can blow through the heat exchange tube 34 along the horizontal direction, so that the heat exchange tube 34 is cooled.
As shown in fig. 10-11, the sensing assembly includes a sensing plate 381 and a sensing block 382, both the sensing plate 381 and the sensing block 382 are disposed in the exhaust hole 38, the sensing plate 381 is connected to the exhaust hole 38 through a rotating shaft, the sensing block 382 is disposed at one end of the exhaust hole 38 away from the shunt frame 36, and a piezoelectric plate is disposed at one end of the sensing block 382 close to the sensing plate 381.
As shown in fig. 10-11, a first through groove 321, a second through groove 322 and an annular groove 323 are arranged in the purifier 32, the first through groove 321 and the second through groove 322 are oppositely arranged at two ends of the annular groove 323, the first through groove 321 is connected with an air outlet end of the first fan 31 through an air duct, the second through groove 322 is connected with the heat exchange tube 34, a plurality of groups of dehumidifiers 325 are arranged in the annular groove 323, the plurality of groups of dehumidifiers 325 are connected through a rotating frame, a reversing motor 324 is arranged below the rotating frame, moisture detectors are arranged in the plurality of groups of dehumidifiers 325, a desiccant is arranged in the dehumidifier 325, the use condition of the dehumidifier 325 between the first through groove 321 and the second through groove 322 is avoided through the dehumidifier 325, the use condition of the dehumidifier 325 between the first through groove 321 and the second through the moisture detectors is detected, the work efficiency is further improved, and finally, the use condition of the dehumidifier 325 between the first through groove 321 and the second through groove 322 can be judged in the following direction: after the electrical equipment in the high-voltage cabinet is overhauled, the first fan 31 is started for a period of time, at this time, the gas in the cabinet body 1 continuously flows through the dehumidifier 325 between the first through groove 321 and the second through groove 322, after a period of time, the moisture in the dehumidifier 325 is kept at a stable value, and if the moisture in the dehumidifier 325 is continuously increased after a period of time, the tightness in the cabinet body 1 can be judged to be damaged, and the overhauling is needed to be continued.
As shown in fig. 10-11, the upper end of the cabinet body 1 is provided with a fire-fighting device 2 (the prior art is optional), the fire-fighting device 2 is connected with the upper end of an air inlet mechanism, a filter plate 411 and a regulating plate 611 are both made of non-combustible materials, an electric valve is arranged on an air inlet pipe 37, when encountering the phenomena of fire and the like of electrical equipment in the cabinet body 1, the electric valve is closed, meanwhile, the regulating plate 611 is driven to rotate through a regulating component 63, so that an air outlet channel 61 is closed, then the fire-fighting device 2 is opened, fire-extinguishing agent is released into the air inlet mechanism through the fire-fighting device 2, then the fire-extinguishing agent enters into the cabinet body 1 along the air inlet mechanism, thereby achieving the purpose of extinguishing, finally, if the fire-extinguishing agent in the fire-fighting device 2 is gas fire-extinguishing agent, after the fire-extinguishing, a worker directly opens a cabinet door 5, the residual fire-extinguishing agent in the cabinet body 1 faces the worker, in order to avoid the phenomena, the worker can open the electric valve according to need, and the residual agent in the cabinet body 1 can be sucked into an air outlet box 6 through a first fan 31, so that the worker can avoid the harm of the residual fire-extinguishing agent in the cabinet body 1 when the cabinet door 5 is opened.
The working principle of the invention is as follows: when in use, different electrical equipment is placed in different chambers, then a plurality of groups of temperature detectors are arranged in the cabinet body 1, finally the cabinet door 5 is closed, the cabinet body 1 is separated from the external environment through the cabinet door 5, in the working process of the electrical equipment, the first fan 31 and the second fan 35 are started, the gas in the cabinet body 1 flows along the route of the cabinet body 1-air inlet mechanism-air inlet pipe 37-first fan 31-heat exchange pipe 34-air outlet pipe 33-air outlet mechanism-cabinet body 1 through the first fan 31, the external gas continuously enters the circulation box 3 through the second fan 35, when the gas in the cabinet body 1 flows into the heat exchange pipe 34, the gas in the external environment takes away the gas heat in the cabinet body 1, so as to realize the purpose of cooling, under normal conditions, the induction plate 381 contacts with the piezoelectric sheet and applies a group of acting force to the piezoelectric sheet, under abnormal conditions, the second fan 35 can not keep in contact with the piezoelectric sheet when in operation, at the moment, the current on the external current detection device can change, the change of the group of current can be convenient for a worker to judge whether the cooling mechanism works normally or not in time, the temperature detector detects the temperature change of each area in the cabinet body 1, when the temperature of one area is obviously higher than the temperature of other areas, the temperature detector close to the high temperature area can send a group of signals, so that the gas flow of the gas outlet channel 61 near the other low temperature areas is reduced, the gas flow of the gas outlet channel 61 near the high temperature area is increased, the condition that the temperature of one area is too high to be cooled in time is avoided, so as to cause fire and the like, and finally, after the fixed-point cooling is finished (namely, the temperature in the high-temperature area is recovered to be normal), the adjusting plate 611 is driven by the adjusting component 63 to be recovered to the initial position, so that abnormal temperature rise of electrical equipment in other areas due to insufficient cooling gas received for a long time is avoided.
As shown in fig. 6 to 8, the second embodiment is different from the first embodiment only in the difference of the adjusting assembly 63: the adjusting assembly 63 comprises an adjusting shaft 631, a transmission plate 632, a first arc groove 633 and a second arc groove 634, the adjusting shaft 631 is fixedly arranged on the adjusting plate 611, the first arc groove 633 and the second arc groove 634 are arranged in the air outlet box 6, the transmission plate 632 is provided with two groups, the two groups of transmission plates 632 are respectively arranged in the first arc groove 633 and the second arc groove 634 and are fixedly connected with the adjusting shaft 631, two ends of the first arc groove 633 are respectively provided with a group of electromagnets 635, a group of transmission plates 632 positioned in the first arc groove 633 are provided with magnetic blocks, an arc spring rod is arranged in the second arc groove 634, the arc spring rod penetrates through a group of transmission plates 632 positioned in the second arc groove 634, through the technical scheme, if the air flow discharged by the air outlet channel 61 is required to be adjusted, only two groups of electromagnets 635 are required to be started, a group of electromagnets 635 close to the magnetic blocks should generate magnetic fields for repelling the magnetic blocks, a group of electromagnets 635 far away from the magnetic blocks should generate magnetic fields for attracting the magnetic blocks, the two groups of transmission plates 632 can be driven by the two groups of magnetic fields, the two groups of transmission plates can be driven by the two groups of electromagnets 635 to rotate by the motor, the two groups of transmission plates 611 are driven by the two groups of electromagnets 635, and then the two groups of electromagnets 635 can be driven by the two groups of electromagnets 635 to rotate by the electromagnet to rotate by the two electromagnets 611 to form a large-dimensional air outlet channel 611, or the two groups of electromagnets 611 can not rotate, compared with the two groups of the air channel 611 can be driven by the two groups of the air channel 611, and can normally rotate, the air channel can be driven by the air channel, and can normally, the air channel can be adjusted, and can normally, the temperature can be adjusted, and can normally, when compared, can not normally can normally and can have the temperature and can have the temperature. The electrical equipment in other areas is prevented from abnormally increasing in temperature due to insufficient cooling gas received for a long time.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. Multidirectional cooling type high-voltage board with internal and external air flow circulation function is characterized in that: the high-voltage cabinet comprises a cabinet body (1), a circulation box (3), a cabinet door (5), an air inlet mechanism and an air outlet mechanism, wherein the circulation box (3) and the cabinet door (5) are oppositely arranged on two sides of the cabinet body (1), the air inlet mechanism and the air outlet mechanism are oppositely arranged on the other two sides of the cabinet body (1), a cooling mechanism is arranged in the circulation box (3), the cooling mechanism comprises a first fan (31), a heat exchange tube (34) and a second fan (35), the air inlet end of the first fan (31) is connected with the upper end of the air inlet mechanism through an air inlet tube (37), the air outlet end of the first fan (31) is connected with the lower end of the air outlet mechanism through a heat exchange tube (34) and an air outlet tube (33), the air inlet end of the second fan (35) is connected with the external environment, the air outlet end of the second fan (35) is positioned in the circulation box (3), and an exhaust hole (38) is formed in the side wall of the circulation box (3);
Three groups of chambers are arranged in the cabinet body (1), each air inlet mechanism comprises three groups of air inlet boxes (4), each air outlet mechanism comprises three groups of air outlet boxes (6), one group of air inlet boxes (4) and one group of air outlet boxes (6) are arranged at the side ends of each chamber, the three groups of air inlet boxes (4) are connected through first connecting pipes and first connecting channels (42), one end, close to the cabinet body (1), of each air inlet box (4) is provided with a plurality of groups of air inlet channels (41), each group of air inlet channels (41) is internally provided with a group of filter plates (411), the three groups of air outlet boxes (6) are connected through second connecting pipes and second connecting channels (62), one end, close to the cabinet body (1), of each air outlet box (6) is provided with a plurality of groups of air outlet channels (61), each group of adjusting plates (611) are arranged in each group of air outlet channels (61), and the upper ends of the adjusting plates (611) are provided with a group of adjusting assemblies (63);
The adjusting component (63) comprises an adjusting shaft (631), a transmission plate (632), a first arc-shaped groove (633) and a second arc-shaped groove (634), the adjusting shaft (631) is fixedly arranged on the adjusting plate (611), the first arc-shaped groove (633) and the second arc-shaped groove (634) are all arranged inside the air outlet box (6), the transmission plate (632) is provided with two groups, the two groups of transmission plates (632) are respectively arranged in the first arc-shaped groove (633) and the second arc-shaped groove (634) and fixedly connected with the adjusting shaft (631), a group of electromagnets (635) are respectively arranged at two ends of the first arc-shaped groove (633), magnetic blocks are arranged on the group of transmission plates (632) which are arranged in the first arc-shaped groove (633), arc-shaped spring rods are arranged in the second arc-shaped groove (634), and the arc-shaped spring rods penetrate through the group of transmission plates (632) which are arranged in the second arc-shaped groove (634).
2. The multi-azimuth cooling type high-voltage board with internal and external air flow circulation function as claimed in claim 1, wherein: the one end that heat exchange tube (34) is close to first fan (31) is provided with clarifier (32), the one end that exhaust hole (38) was kept away from to circulation case (3) inside is provided with reposition of redundant personnel frame (36), be provided with the splitter box in reposition of redundant personnel frame (36), the splitter box is connected with the end of giving vent to anger of second fan (35), the one end that the splitter box is close to heat exchange tube (34) is provided with the reposition of redundant personnel hole.
3. The multi-azimuth cooling type high-voltage board with internal and external air flow circulation function as claimed in claim 2, wherein: the induction component comprises an induction plate (381) and an induction block (382), the induction plate (381) and the induction block (382) are both arranged in the exhaust hole (38), the induction plate (381) is connected with the exhaust hole (38) through a rotating shaft, the induction block (382) is arranged at one end, away from the shunt frame (36), inside the exhaust hole (38), and one end, close to the induction plate (381), of the induction block (382) is provided with a piezoelectric plate.
4. The multi-azimuth cooling type high-voltage board with internal and external air flow circulation function as claimed in claim 2, wherein: the inside of clarifier (32) is provided with first logical groove (321), second logical groove (322) and ring channel (323), first logical groove (321) and second logical groove (322) set up the both ends at ring channel (323) relatively, first logical groove (321) are connected with the end of giving vent to anger of first fan (31) through the air duct, second logical groove (322) are connected with heat exchange tube (34), be provided with a plurality of groups dehumidifier (325) in ring channel (323), a plurality of groups be connected through the swivel mount between dehumidifier (325), the below of swivel mount is provided with switching-over motor (324), a plurality of groups the inside of dehumidifier (325) all is provided with moisture detector.
5. The multi-azimuth cooling type high-voltage board with internal and external air flow circulation function as claimed in claim 4, wherein: the fire-fighting device is characterized in that the upper end of the cabinet body (1) is provided with fire-fighting equipment (2), the fire-fighting equipment (2) is connected with the upper end of the air inlet mechanism, the filter plate (411) and the adjusting plate (611) are made of nonflammable materials, and the air inlet pipe (37) is provided with an electric valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311555450.2A CN117526136B (en) | 2023-11-21 | 2023-11-21 | Multidirectional cooling type high-voltage board with internal and external airflow circulation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311555450.2A CN117526136B (en) | 2023-11-21 | 2023-11-21 | Multidirectional cooling type high-voltage board with internal and external airflow circulation function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117526136A CN117526136A (en) | 2024-02-06 |
| CN117526136B true CN117526136B (en) | 2024-04-30 |
Family
ID=89743498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311555450.2A Active CN117526136B (en) | 2023-11-21 | 2023-11-21 | Multidirectional cooling type high-voltage board with internal and external airflow circulation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117526136B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118198905B (en) * | 2024-03-26 | 2024-08-23 | 湖南天威电气股份有限公司 | Ring main unit capable of fault location detection |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101586861A (en) * | 2008-05-23 | 2009-11-25 | 华为技术有限公司 | Heat exchange device and machine cabinet |
| KR20160009887A (en) * | 2014-07-17 | 2016-01-27 | 정기영 | Cubicle cases for electric switchgear and automatic control systems |
| CN106793681A (en) * | 2016-12-05 | 2017-05-31 | 郑州云海信息技术有限公司 | The container data center of cooling overhead heat exchange and its method for heat exchange |
| CN206461269U (en) * | 2017-02-27 | 2017-09-01 | 上海华东电器集团电气有限公司 | A kind of low voltage drawing-out switching carbinet with cooling mechanism |
| CN206506824U (en) * | 2017-03-15 | 2017-09-19 | 王鹏 | A kind of container-type data center of overhead heat pipe heat exchanging case |
| CN210350570U (en) * | 2019-10-08 | 2020-04-17 | 江苏志博电气有限公司 | Low-voltage switch cabinet capable of adjusting temperature in cabinet |
| CN112332270A (en) * | 2020-04-14 | 2021-02-05 | 梁满顺 | Heat dissipation device for power distribution cabinet of electrical engineering |
| CN214255127U (en) * | 2020-07-29 | 2021-09-21 | 广东隆能电力工程有限公司 | Intelligent high-voltage cabinet |
| CN214691215U (en) * | 2021-01-27 | 2021-11-12 | 苏州庶有成自动化设备有限公司 | High-precision chip factory building constant-temperature constant-humidity control cabinet |
| CN215011130U (en) * | 2021-07-20 | 2021-12-03 | 上海凯勒智慧水务股份有限公司 | Frequency conversion electrical control cabinet |
| CN113991476A (en) * | 2021-10-14 | 2022-01-28 | 北京国网华商电力工程有限公司 | Cooling formula smart power grids switch board |
| CN216820445U (en) * | 2021-12-01 | 2022-06-24 | 上海佰希凌电气股份有限公司 | Moisture-proof shielding cabinet |
| CN217823889U (en) * | 2022-06-01 | 2022-11-15 | 深圳市优可行科技有限公司 | Industry switch cabinet that dispels heat |
| CN218124112U (en) * | 2022-09-26 | 2022-12-23 | 中驰三龙电力股份有限公司 | Cubical switchboard cooling back installation |
| CN115579756A (en) * | 2022-11-16 | 2023-01-06 | 卡雷迪电气（常州）有限公司 | Energy-efficient low-voltage distribution cabinet |
| CN219304288U (en) * | 2022-12-08 | 2023-07-04 | 吉林龙鼎电气股份有限公司 | Active cooling type reactive compensation cabinet |
| CN116799663A (en) * | 2022-03-04 | 2023-09-22 | 杨嗣文 | Energy-saving power distribution cabinet |
-
2023
- 2023-11-21 CN CN202311555450.2A patent/CN117526136B/en active Active
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101586861A (en) * | 2008-05-23 | 2009-11-25 | 华为技术有限公司 | Heat exchange device and machine cabinet |
| KR20160009887A (en) * | 2014-07-17 | 2016-01-27 | 정기영 | Cubicle cases for electric switchgear and automatic control systems |
| CN106793681A (en) * | 2016-12-05 | 2017-05-31 | 郑州云海信息技术有限公司 | The container data center of cooling overhead heat exchange and its method for heat exchange |
| CN206461269U (en) * | 2017-02-27 | 2017-09-01 | 上海华东电器集团电气有限公司 | A kind of low voltage drawing-out switching carbinet with cooling mechanism |
| CN206506824U (en) * | 2017-03-15 | 2017-09-19 | 王鹏 | A kind of container-type data center of overhead heat pipe heat exchanging case |
| CN210350570U (en) * | 2019-10-08 | 2020-04-17 | 江苏志博电气有限公司 | Low-voltage switch cabinet capable of adjusting temperature in cabinet |
| CN112332270A (en) * | 2020-04-14 | 2021-02-05 | 梁满顺 | Heat dissipation device for power distribution cabinet of electrical engineering |
| CN214255127U (en) * | 2020-07-29 | 2021-09-21 | 广东隆能电力工程有限公司 | Intelligent high-voltage cabinet |
| CN214691215U (en) * | 2021-01-27 | 2021-11-12 | 苏州庶有成自动化设备有限公司 | High-precision chip factory building constant-temperature constant-humidity control cabinet |
| CN215011130U (en) * | 2021-07-20 | 2021-12-03 | 上海凯勒智慧水务股份有限公司 | Frequency conversion electrical control cabinet |
| CN113991476A (en) * | 2021-10-14 | 2022-01-28 | 北京国网华商电力工程有限公司 | Cooling formula smart power grids switch board |
| CN216820445U (en) * | 2021-12-01 | 2022-06-24 | 上海佰希凌电气股份有限公司 | Moisture-proof shielding cabinet |
| CN116799663A (en) * | 2022-03-04 | 2023-09-22 | 杨嗣文 | Energy-saving power distribution cabinet |
| CN217823889U (en) * | 2022-06-01 | 2022-11-15 | 深圳市优可行科技有限公司 | Industry switch cabinet that dispels heat |
| CN218124112U (en) * | 2022-09-26 | 2022-12-23 | 中驰三龙电力股份有限公司 | Cubical switchboard cooling back installation |
| CN115579756A (en) * | 2022-11-16 | 2023-01-06 | 卡雷迪电气（常州）有限公司 | Energy-efficient low-voltage distribution cabinet |
| CN219304288U (en) * | 2022-12-08 | 2023-07-04 | 吉林龙鼎电气股份有限公司 | Active cooling type reactive compensation cabinet |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117526136A (en) | 2024-02-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN117526136B (en) | Multidirectional cooling type high-voltage board with internal and external airflow circulation function | |
| CN210460079U (en) | Energy storage container | |
| CN111355156A (en) | Low-voltage switch cabinet with detection device | |
| CN110571684B (en) | Electrical switch cabinet cooling system and control method | |
| CN112283840B (en) | Based on environment-friendly fume extractor is used in building fire control | |
| CN202474543U (en) | Substation environment intelligent protection system | |
| CN105652931A (en) | Intelligent adjustment system for metal-enclosed middle-arrangement switchgear of substation and adjustment method of intelligent adjustment system | |
| CN111355159B (en) | Remote operation switch cabinet | |
| CN111696771B (en) | Skid-mounted transformer device and using method thereof | |
| CN211351439U (en) | Humidity control system for electric cabinet | |
| CN109301786B (en) | Cable trench cover plate capable of automatically dehumidifying | |
| CN205507592U (en) | Put cubical switchboard intelligent regulation system in transformer substation's armor | |
| CN110808196A (en) | Electrical engineering distribution circuit breaker | |
| CN112993789B (en) | Power engineering is with low tension electricity cabinet | |
| CN210041091U (en) | Compact photovoltaic power generation system switch station | |
| CN214798503U (en) | Humidity relay protector for transformer box | |
| CN110911218A (en) | Protective device for preventing energy storage motor of high-voltage vacuum circuit breaker from being burnt | |
| CN216281870U (en) | Ventilation air-conditioning system for direct-current field of converter station in seaside salt spray area | |
| CN216251814U (en) | Novel safe and reliable high-low voltage switch cabinet | |
| CN219160533U (en) | Intelligent fire-fighting smoke exhaust device | |
| CN117039670B (en) | Outdoor distribution box with real-time monitoring function | |
| CN218648438U (en) | Safe block terminal convenient to overhaul | |
| CN220775019U (en) | Power supply and distribution control cabinet | |
| CN113285374B (en) | Prevent wind type high tension switchgear leak protection device that shears | |
| CN218216273U (en) | Protection device of prepackage type transformer substation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |