CN111786294A - Circulating heat dissipation type low-voltage electrical cabinet and use method thereof - Google Patents
Circulating heat dissipation type low-voltage electrical cabinet and use method thereof Download PDFInfo
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- CN111786294A CN111786294A CN201911249242.3A CN201911249242A CN111786294A CN 111786294 A CN111786294 A CN 111786294A CN 201911249242 A CN201911249242 A CN 201911249242A CN 111786294 A CN111786294 A CN 111786294A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention provides a circulating heat dissipation type low-voltage electrical cabinet and a use method thereof, and relates to the technical field of low-voltage electrical cabinets. The invention can guide underground cold air to the electric appliance element area of the low-voltage electric appliance cabinet through the air-entraining mechanism, thereby realizing the cooling effect on the interior of the low-voltage electric appliance cabinet by means of the underground cold air to a certain extent and having the effects of energy conservation and environmental protection.
Description
Technical Field
The invention relates to the technical field of low-voltage electric appliance cabinets, in particular to a circulating heat dissipation type low-voltage electric appliance cabinet and a using method thereof.
Background
The rated current of the low-voltage power distribution cabinet is 50Hz, and the power distribution system with the rated voltage of 380v is used for power, illumination and power conversion and control of power distribution. The product has the characteristics of strong breaking capacity, good dynamic and thermal stability, flexible electric scheme, convenient combination, strong seriousness and practicability, novel structure and the like.
In order to ensure the normal and safe operation of the low-voltage distribution cabinet, the position of the low-voltage distribution room is close to a load center, dust, corrosive media and the like are not required to be arranged at the place, otherwise, the low-voltage distribution room is cleaned in time, the environment is preferably dry in order to ensure the safety, and the low-voltage distribution room is arranged to have no vibration as much as possible. Traditional radiating mode to low-voltage distribution cabinet installs passive heat dissipation devices such as fin additional more, and the radiating effect is general, especially to the installation of outdoor large-scale low-voltage distribution cabinet, and it is higher to the radiating effect requirement, when external temperature is higher or inside electrical components is in the high load operation, passive radiating mode can not satisfy the user demand, long this in the past reduces the internal electrical components's of cabinet life easily, has certain potential safety hazard even.
Disclosure of Invention
The invention provides a circulating heat dissipation type low-voltage electrical appliance cabinet and a using method thereof, the circulating heat dissipation type low-voltage electrical appliance cabinet comprises a low-voltage electrical appliance cabinet, a top box is fixedly connected to the top surface of the low-voltage electrical appliance cabinet, a cooling box is fixedly connected to one side of the inner bottom surface of the top box through a support, a water tank is connected to the other side of the inner bottom surface of the top box, the upper part of the inner cavity of the water tank is communicated with the cooling box through a pipeline, an air cooling mechanism is arranged in the cooling box and is connected with the water tank through a water circulating assembly, an air pump is fixedly connected to the inner bottom surface of the top box at one side of the water tank, the output end of the air pump is communicated with the inner upper part at the other side of the water tank through a pipeline, the input end of the air pump is communicated with a hot air inlet, the air pump is fixed on the lower edge of the corresponding side face of the low-voltage electrical cabinet, the output end of the air pump is communicated with an air injection pipe through a cold air outlet pipe, the air injection pipe is laid in a cavity formed in the bottom support plate, the bottom support plate is fixedly connected to the inner side of the low-voltage electrical cabinet, the bottom support plate forms an electrical component area above the inner cavity of the low-voltage electrical cabinet and an underground cold air entering area below the inner cavity of the low-voltage electrical cabinet, an air entraining mechanism is arranged in the underground cold air entering area, and four corners of the bottom face of the low-voltage electrical.
Preferably, a plurality of uniformly distributed exhaust holes are formed on the circumferential surface of the hot air inlet pipe.
Preferably, the air ejector pipe is integrally formed into a square frame shape and is laid in a cavity formed in the bottom support plate, a plurality of uniformly distributed through holes are formed in the upper peripheral surface of the air ejector pipe, and a plurality of through holes communicated with the through holes are formed in the upper surface of the bottom support plate.
Preferably, the air entraining mechanism comprises a limit ring which is arranged at the center of the bottom surface of the low-voltage electric appliance cabinet in a fitting manner, one end of a corrugated pipe is arranged in the limit ring in series, the end part of the corrugated pipe penetrates through the hole on the bottom surface of the low-voltage electrical appliance cabinet and abuts against one end of the connecting frame, the other end of the connecting frame penetrates through the bottom support plate to be communicated with the lower part of the electric appliance element area, the other end of the corrugated pipe is fixedly connected with one side surface of the movable ring, the other side surface of the movable ring is fixedly connected with a fan, the periphery of the fan is provided with an air-gathering cover, one end of the air-gathering cover is connected with the corresponding peripheral surface of the movable ring, and gather the one end of the other end intercommunication exhaust tube of gas hood, the other end of exhaust tube is sealed through the end shield and set up the gas pocket that the equipartition was arranged on its global, and the end shield is fixed at gathering the corresponding terminal surface of gas hood through the connecting rod that a plurality of equidistance were arranged, and the periphery cladding of connecting rod is connected with the dust screen.
Preferably, a plurality of through holes for the fixing columns to penetrate and slide are uniformly distributed on the peripheral surface of the moving ring, the end surfaces of the fixing columns are fixed on the corresponding peripheral surface of the limiting ring, the upper peripheral surface of the moving ring is connected with one ends of symmetrical steel wire wires, the other ends of the steel wire wires penetrate into an underground cold air inlet area and are respectively wound on the take-up pulley, the take-up pulley is connected to the bottom surface of the bottom supporting plate through the rotating seat, and the underground cold air inlet area corresponds to a surface cabinet door of the low-voltage electric appliance cabinet.
Preferably, the circumferential surface of the limiting ring is fixedly connected with one end of a loading and unloading strip which is uniformly distributed, and the other end of the loading and unloading strip is upturned and connected with the lower edge of the peripheral side surface of the low-voltage electric appliance cabinet through screws.
Preferably, a drying plate and a dust filtering plate which are arranged side by side are slidably inserted in the ventilation frame.
Preferably, the air-cooled cooling mechanism comprises a water service pipe connected with a support in the cooling box, the water service pipe is communicated with a plurality of branch coils which are arranged side by side at equal intervals, the two ends of the water service pipe are respectively connected with a branch pipe, the branch pipes are provided with electromagnetic valves, and the branch coils are filled with cold water to form a cooling area.
Preferably, the water circulation assembly comprises one branch pipe which is connected with the output end of the water pump through a pipeline, the other branch pipe is communicated with the upper inner part of the water tank through a pipeline, and the input end of the water pump is communicated with the lower inner part of the water tank through a pipeline.
A using method of a circulating heat dissipation type low-voltage electric appliance cabinet comprises the following steps:
the method comprises the following steps: in actual use, especially in outdoor environments. Firstly, after the placement position of a low-voltage electric appliance cabinet is determined, a cylindrical pit is dug from the ground;
step two: then the corrugated pipe is placed in the pit, the assembly and disassembly strip is used for supporting the pit at the pit opening, then the low-voltage electric appliance cabinet is placed on the assembly and disassembly strip, the upper end of the corrugated pipe is inserted into an underground cold air inlet area, and finally the installation process is realized by screwing on the corrugated pipe;
step three: when the temperature is not too high, only the fan is started to guide underground cold air into the cabinet body, and the generated heat air is discharged from the air holes or the ventilation grooves of the cabinet body, so that the internal and external pressures are balanced; and when the external environment temperature or the temperature of the electrical components in the cabinet is too high, the air pump and the water pump are started to realize the circulating heat dissipation type cooling effect in the cabinet.
The invention has the beneficial effects that:
1. in the actual use process, especially in the outdoor environment, after the placement position of the low-voltage electric appliance cabinet is determined, a cylindrical pit is dug from the ground, then the air entraining mechanism is installed and stretched into the ground pit, and the low-voltage electric appliance cabinet is placed stably, so that underground air conditioning is guided into the electric appliance element area of the low-voltage electric appliance cabinet through the air entraining mechanism, the cooling effect on the inside of the low-voltage electric appliance cabinet can be realized by means of the underground air conditioning to a certain extent, and the low-voltage electric appliance cabinet has the effects of energy conservation and environmental protection.
2. Can release the below in electrical components region all around on the extension board by end with the air-jet pipe of the air conditioning of output in the cooler bin, in order to carry out the heat dissipation of cooling down comprehensively to the electrical components region, furthest's reduction cold wind blows to the dead angle, and then help reaching the radiating effect fast, reach the purpose of cooling down to the box inside fast, like this when outside temperature is higher or electrical components is in the high load state, can take away the inside heat of block terminal body by a wide margin, and then can prolong the life of relevant electrical components, guarantee the smoothness of production life.
3. A plurality of branch coil pipes fill cold water and form cooling area to can carry out comprehensive heat transfer cooling to the gas that has the heat and handle, the air conditioning of production is blown in by low-voltage apparatus cabinet below again, realizes the circulation radiating effect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the bleed mechanism of the present invention;
FIG. 3 is a schematic illustration of the installation of a gas lance according to the invention;
FIG. 4 is a schematic view of the interior of the top box of the present invention;
FIG. 5 is a schematic structural diagram of an air cooling mechanism according to the present invention.
In the drawings: 1. a low-voltage electrical cabinet; 2. a top box; 3. a ventilation frame; 4. a bottom support plate; 5. a limiting ring; 6. fixing a column; 7. a steel wire; 8. a fan; 9. a bottom baffle; 10. a connecting frame; 11. a bellows; 12. a moving ring; 13. a gas gathering cover; 14. an air exhaust pipe; 15. a water tank; 16. an air pump; 17. hot gas enters the pipe; 18. a cooling tank; 19. a water pump; 20. assembling and disassembling the strips; 21. air holes; 22. a branch pipe; 23. a dust screen; 24. a cold air outlet pipe; 25. a gas ejector tube; 26. a take-up pulley; 27. drying the plate; 28. a dust filter plate; 29. a water pipe; 30. and (4) branching the coil pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, in the embodiment of the present invention, a circulating heat dissipation type low voltage electrical appliance cabinet includes a low voltage electrical appliance cabinet 1, a top case 2 is fixedly connected to a top surface of the low voltage electrical appliance cabinet 1, a cooling case 18 is fixedly connected to one side of an inner bottom surface of the top case 2 through a bracket, a water tank 15 is connected to the other side of the inner bottom surface of the top case 2, an upper portion of an inner cavity of the water tank 15 is communicated with the cooling case 18 through a pipeline, an air cooling mechanism is disposed in the cooling case 18, the air cooling mechanism is connected to the water tank 15 through a water circulation component, an air pump 16 is fixedly connected to the inner bottom surface of the top case 2 at one side of the water tank 15, an output end of the air pump 16 is communicated with an upper portion of the other side of the water tank 15 through a pipeline, an input end of the air pump 16 is communicated with a hot air, one end of the cooling box 18 far away from the water tank 15 is connected with the input end of another air pump 16 through a pipeline, the air pump 16 is fixed on the lower edge of the corresponding side surface of the low-voltage electric appliance cabinet 1, the output end of the air pump 16 is communicated with an air injection pipe 25 through a cold air outlet pipe 24, the air injection pipe 25 is laid in a cavity formed inside a bottom support plate 4, the bottom support plate 4 is fixedly connected with the lower part inside the low-voltage electric appliance cabinet 1, the bottom support plate 4 forms an upper electric appliance element area and a lower underground cold air inlet area in the inner cavity of the low-voltage electric appliance cabinet 1, and an air entraining mechanism is arranged in the underground cold air inlet area, when in actual use, particularly in an outdoor environment, after the placement position of the low-voltage electric appliance cabinet 1 is determined, a cylindrical pit is dug from the ground, then the air entraining mechanism is installed and extended into the pit on the ground, and then the low-voltage electric appliance cabinet 1 is stably placed, so, and then can realize the cooling effect to the inside of low-voltage apparatus cabinet 1 with the help of secret air conditioning to a certain extent, have energy-concerving and environment-protective effect concurrently.
Further, a plurality of uniformly distributed exhaust holes are formed in the circumferential surface of the hot air inlet pipe 17, so that heat in the low-voltage electric appliance cabinet 1 can be rapidly pumped into the cooling box 18.
Further, the gas injection pipe 25 is integrally formed into a square frame shape and is laid in a cavity formed in the bottom support plate 4, the upper circumferential surface of the gas injection pipe 25 is provided with a plurality of uniformly distributed through holes, meanwhile, the upper surface of the bottom support plate 4 is provided with a plurality of through holes communicated with the through holes, so that cold air generated in the cooling box 18 can be released to the periphery below the electric appliance element area from the bottom support plate 4 through the air injection pipe 25, so as to carry out overall cooling and heat dissipation on the electric element area, reduce the blowing dead angle of cold air to the maximum extent, thereby being helpful for quickly achieving the heat dissipation effect and achieving the purpose of quickly cooling the interior of the box body, therefore, when the outside air temperature is high or the electric appliance element is in a high-load state, the heat inside the distribution box body can be taken away greatly, the service life of the related electric appliance element can be prolonged, and the production and the living are guaranteed to be smooth.
Furthermore, four corners of the bottom surface of the low-voltage electrical cabinet 1 are connected with anti-skid foot pads to ensure overall stability.
The air entraining mechanism comprises a limiting ring 5 which is arranged at the center of the bottom surface of the low-voltage electrical cabinet 1 in an attaching mode, one end of a corrugated pipe 11 is arranged in the limiting ring 5 in a stringing mode, the end of the corrugated pipe 11 penetrates through a hole formed in the bottom surface of the low-voltage electrical cabinet 1 and abuts against one end of a connecting frame 10, the other end of the connecting frame 10 penetrates through a bottom support plate 4 and is communicated with the lower portion of an electrical element area, one side surface of a moving ring 12 is fixedly connected with the other end of the corrugated pipe 11, a fan 8 is fixedly connected with the other side surface of the moving ring 12, an air gathering cover 13 is arranged on the peripheral portion of the fan 8, one end of the air gathering cover 13 is connected to the corresponding peripheral surface of the moving ring 12, the other end of the air gathering cover 13 is communicated with one end of an air extracting pipe 14, the other end of the air extracting pipe 14 is sealed by a bottom baffle plate 9, air holes 21 which are uniformly distributed, and the periphery cladding of connecting rod is connected with dust screen 23, can isolate debris such as dust in the hole through dust screen 23 when exhaust tube 14 like this when bleeding to guarantee the cleanliness factor of ground end air conditioning, avoid the internal portion of cabinet to stain ash, thereby can utilize fan 8 to introduce air conditioning to the cabinet internal.
Further, a plurality of through holes for the fixing columns 6 to slide through are uniformly distributed on the peripheral surface of the moving ring 12, and the end faces of the fixing columns 6 are fixed on the corresponding peripheral surface of the limiting ring 5, so that the moving ring 12 can drive the corrugated pipe 11 to stretch and retract when sliding along the fixing columns 6 to change the length, and further can control the depth of the exhaust pipe 14 in a pit, on the premise of realization, cool air with lower temperature is obtained, the upper peripheral surface of the moving ring 12 is connected with one end of the symmetrical steel wire 7, the other end of the steel wire 7 penetrates into an underground cool air entering area and is respectively wound on the take-up pulley 26, the take-up pulley 26 is connected to the bottom surface of the bottom support plate 4 through a rotating seat, and the underground cool air entering area corresponds to the surface cabinet door of the low-voltage electric appliance cabinet 1, so that.
Further, the circumferential surface of the limiting ring 5 is fixedly connected with one end of a uniformly distributed loading and unloading strip 20, the other end of the loading and unloading strip 20 is turned upwards and connected to the lower edge of the peripheral side surface of the low-voltage electric appliance cabinet 1 through screws, so that the corrugated pipe 11 can be firstly placed in the pit, the loading and unloading strip 20 is supported at the pit opening, then the low-voltage electric appliance cabinet 1 is placed on the loading and unloading strip 20, the upper end of the corrugated pipe 11 is inserted into an underground cold air inlet area, and finally the screws are screwed to realize fixing and achieve the installation process.
Further, the ventilation frame 3 is provided with a drying plate 27 and a dust filtering plate 28 which are inserted side by side in a sliding manner, the drying plate 27 is used for absorbing moisture in underground cold air, and the dust filtering plate 28 is used for further improving the effect of intercepting large particles of dust, so that the dust is prevented from influencing the use of electrical elements.
Air-cooled cooling mechanism includes the water service pipe 29 through leg joint in the cooler bin 18, and the intercommunication has a plurality of branch coil pipes 30 of equidistance side by side on the water service pipe 29, and all is connected with branch pipe 22 at the both ends of water service pipe 29, installs the solenoid valve on the branch pipe 22, and a plurality of branch coil pipes 30 fill cold water and form the cooling region to can carry out comprehensive heat transfer cooling to having thermal gas and handle, the air conditioning of production is blown in by low-voltage electrical cabinet 1 below again, realizes the circulation radiating effect.
The water circulation assembly comprises one branch pipe 22 connected with the output end of the water pump 19 through a pipeline, the other branch pipe 22 is communicated with the upper inner part of the water tank 15 through a pipeline, the input end of the water pump 19 is communicated with the lower inner part of the water tank 15 through a pipeline, and the water circulation of the branch coil pipe 30 is controlled through a control electromagnetic valve so as to ensure the heat exchange effect.
A using method of a circulating heat dissipation type low-voltage electric appliance cabinet comprises the following steps:
the method comprises the following steps: in actual use, especially in outdoor environments. Firstly, after the placement position of a low-voltage electric appliance cabinet 1 is determined, a cylindrical pit is dug from the ground;
step two: then the corrugated pipe 11 is placed in the pit, the assembly and disassembly strip 20 is used for supporting the pit at the pit opening, then the low-voltage electric appliance cabinet 1 is placed on the assembly and disassembly strip 20, the upper end of the corrugated pipe 11 is inserted into an underground cold air inlet area, and finally screws are arranged to fix the corrugated pipe 11 so as to realize the installation process;
step three: when the temperature is not too high, only the fan 8 is started to guide underground cold air into the cabinet body, and the generated heat air is discharged from the air holes or the ventilation grooves of the cabinet body, so that the internal and external pressures are balanced; when the external environment temperature or the temperature of the electrical components in the cabinet is too high, the air pump 16 and the water pump 19 are started to realize the circulating heat dissipation type cooling effect in the cabinet.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. The utility model provides a low-voltage apparatus cabinet of circulation heat dissipation formula, includes low-voltage apparatus cabinet (1), its characterized in that: the top surface of the low-voltage electric appliance cabinet (1) is fixedly connected with a top box (2), one side of the inner bottom surface of the top box (2) is fixedly connected with a cooling box (18) through a support, the other side of the inner bottom surface of the top box (2) is connected with a water tank (15), the upper part of an inner cavity of the water tank (15) is communicated with the cooling box (18) through a pipeline, an air cooling mechanism is arranged in the cooling box (18), the air cooling mechanism is connected with the water tank (15) through a water circulation component, an air pump (16) is fixedly connected with the inner bottom surface of the top box (2) on one side of the water tank (15), the output end of the air pump (16) is communicated with the upper part of the inner side of the water tank (15) through a pipeline, the input end of the air pump (16) is communicated with a hot air inlet pipe (17) at the inner top of the low-voltage, the input of another air pump (16) is passed through the pipe connection to the one end that water tank (15) were kept away from in cooler bin (18), this air pump (16) are fixed in the corresponding side lower edge of low-voltage apparatus cabinet (1), and the output of this air pump (16) has jet-propelled pipe (25) through air conditioning exit tube (24) intercommunication, jet-propelled pipe (25) are laid in the inside fashioned cavity of end extension board (4), and end extension board (4) fixed connection is in low-voltage apparatus cabinet (1) below, end extension board (4) form the electrical components region of top with the underground air conditioning of below with the inner chamber of low-voltage apparatus cabinet (1) and get into the region, and be provided with bleed mechanism in underground air conditioning entering region, the bottom surface four corners department of low-voltage apparatus cabinet (1) all is connected with anti-skidding.
2. The low-voltage electric appliance cabinet with the circulating heat dissipation function as recited in claim 1, wherein a plurality of uniformly distributed air suction holes are formed in the peripheral surface of the hot air inlet pipe (17).
3. The low-voltage electric appliance cabinet with the circulating heat dissipation function as recited in claim 1, wherein the air injection pipe (25) is integrally formed into a square frame shape and is laid in a cavity formed inside the bottom support plate (4), a plurality of uniformly distributed through holes are formed in the upper peripheral surface of the air injection pipe (25), and a plurality of through holes communicated with the through holes are formed in the upper surface of the bottom support plate (4).
4. The low-voltage electric appliance cabinet with the circulating heat dissipation function according to claim 1, wherein the air-entraining mechanism comprises a limiting ring (5) which is attached to the center of the bottom surface of the low-voltage electric appliance cabinet (1), one end of a corrugated pipe (11) is arranged in the limiting ring (5) in series, the end of the corrugated pipe (11) penetrates through a hole formed in the bottom surface of the low-voltage electric appliance cabinet (1) and abuts against one end of a connecting frame (10), the other end of the connecting frame (10) penetrates through a bottom supporting plate (4) and is communicated with the lower part of an electric appliance element area, the other end of the corrugated pipe (11) is fixedly connected with one side surface of a moving ring (12), the other side surface of the moving ring (12) is fixedly connected with a fan (8), an air-gathering cover (13) is arranged on the outer circumferential part of the fan (8), one end of the air-gathering cover (13) is connected to the corresponding circumferential surface of the moving ring (12), and, the other end of exhaust tube (14) seals through end baffle (9) and sets up gas pocket (21) that the equipartition was arranged on its global, and end baffle (9) are fixed at the corresponding terminal surface of gathering gas cover (13) through the connecting rod that a plurality of equidistance were arranged, and the periphery cladding of connecting rod is connected with dust screen (23).
5. The low-voltage electric appliance cabinet with the circulating heat dissipation function as claimed in claim 4, wherein a plurality of through holes for the fixing columns (6) to penetrate and slide are uniformly formed in the peripheral surface of the moving ring (12), the end faces of the fixing columns (6) are fixed on the corresponding peripheral surface of the limiting ring (5), the upper peripheral surface of the moving ring (12) is connected with one ends of the symmetrical steel wires (7), the other ends of the steel wires (7) penetrate into an underground cold air entering area and are respectively wound on the wire winding wheels (26), the wire winding wheels (26) are connected to the bottom surface of the bottom supporting plate (4) through rotating seats, and the underground cold air entering area corresponds to a surface cabinet door of the low-voltage electric appliance cabinet (1).
6. The low-voltage electric appliance cabinet with the circulating heat dissipation function as claimed in claim 4, wherein the peripheral surface of the limiting ring (5) is fixedly connected with one end of a loading and unloading strip (20) which is uniformly distributed, and the other end of the loading and unloading strip (20) is upturned and connected with the lower edge of the peripheral side surface of the low-voltage electric appliance cabinet (1) through screws.
7. A low-voltage electric cabinet with circulation and heat dissipation type according to claim 4, characterized in that a drying plate (27) and a dust filtering plate (28) are slidably inserted in the ventilation frame (3) side by side.
8. The low-voltage electric appliance cabinet with the circulating heat dissipation type according to claim 1, wherein the air cooling and cooling mechanism comprises a water pipe (29) connected with the inside of the cooling box (18) through a support, the water pipe (29) is communicated with a plurality of branch coils (30) which are arranged side by side and at equal intervals, two ends of the water pipe (29) are connected with branch pipes (22), the branch pipes (22) are provided with electromagnetic valves, and the branch coils (30) are filled with cold water to form a cooling area.
9. A low-voltage electric appliance cabinet with circulation and heat dissipation type according to claim 1, wherein the water circulation assembly comprises one branch pipe (22) connected with the output end of the water pump (19) through a pipeline, the other branch pipe (22) is communicated with the upper inner part of the water tank (15) through a pipeline, and the input end of the water pump (19) is communicated with the lower inner part of the water tank (15) through a pipeline.
10. A method for using a low-voltage electrical cabinet with circulation heat dissipation type according to any one of claims 1 to 9, comprising the following steps:
the method comprises the following steps: in actual use, especially in outdoor environments. Firstly, after the placement position of a low-voltage electrical cabinet (1) is determined, a cylindrical pit is dug from the ground;
step two: then the corrugated pipe (11) is placed in the pit, the assembly and disassembly strip (20) is used for supporting the pit opening, then the low-voltage electrical cabinet (1) is placed on the assembly and disassembly strip (20), the upper end of the corrugated pipe (11) is inserted into an underground cold air inlet area, and finally the installation process is realized by screwing on a screw;
step three: when the temperature is not too high, only the fan (8) is started to guide underground cold air into the cabinet body, and the generated heat gas is discharged from the air holes or the ventilation grooves of the cabinet body, so that the internal and external pressures are balanced; when the external environment temperature or the temperature of the electric appliance elements in the cabinet is too high, the air pump (16) and the water pump (19) are started, and the circulating heat dissipation type cooling effect in the cabinet is realized.
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| CN201911249242.3A CN111786294B (en) | 2019-12-09 | 2019-12-09 | Circulating heat dissipation type low-voltage electrical cabinet and use method thereof |
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| CN201911249242.3A CN111786294B (en) | 2019-12-09 | 2019-12-09 | Circulating heat dissipation type low-voltage electrical cabinet and use method thereof |
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| CN111786294A true CN111786294A (en) | 2020-10-16 |
| CN111786294B CN111786294B (en) | 2021-12-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116131142A (en) * | 2023-02-23 | 2023-05-16 | 南京诚与慧机电科技有限公司 | Dustproof cooling switch board of using in desert area |
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| CN207368529U (en) * | 2017-10-29 | 2018-05-15 | 仪征恒运电器有限公司 | A kind of Dustproof heat dissipation power distribution cabinet |
| CN108879401A (en) * | 2018-07-27 | 2018-11-23 | 吴鑫锋 | A kind of improved lighting distribution box |
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| CN110162148A (en) * | 2018-03-22 | 2019-08-23 | 苏州晨霞美合智能科技有限公司 | A kind of water-cooling computer cabinet |
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| CN110461132A (en) * | 2019-08-20 | 2019-11-15 | 刘濒遥 | A kind of control cabinet of perfect heat-dissipating |
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| CN207368529U (en) * | 2017-10-29 | 2018-05-15 | 仪征恒运电器有限公司 | A kind of Dustproof heat dissipation power distribution cabinet |
| CN107942609A (en) * | 2018-01-11 | 2018-04-20 | 湖北工程职业学院 | A kind of teaching portable projector |
| CN110162148A (en) * | 2018-03-22 | 2019-08-23 | 苏州晨霞美合智能科技有限公司 | A kind of water-cooling computer cabinet |
| CN108879401A (en) * | 2018-07-27 | 2018-11-23 | 吴鑫锋 | A kind of improved lighting distribution box |
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| CN209749014U (en) * | 2018-12-05 | 2019-12-06 | 中国石油天然气股份有限公司 | electric control box |
| CN209710602U (en) * | 2019-03-07 | 2019-11-29 | 潍坊科技学院 | A kind of composite radiating Electric Appliance Cabinet |
| CN109950821A (en) * | 2019-03-27 | 2019-06-28 | 朱金芝 | A kind of cool-down dehumidification electric power cabinet based on semiconductor chilling plate |
| CN110198620A (en) * | 2019-06-28 | 2019-09-03 | 广州市资拓科技有限公司 | A kind of active cool type server cabinet |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116131142A (en) * | 2023-02-23 | 2023-05-16 | 南京诚与慧机电科技有限公司 | Dustproof cooling switch board of using in desert area |
| CN116131142B (en) * | 2023-02-23 | 2023-11-24 | 天津市津开电力设备制造有限公司 | Dustproof cooling switch board of using in desert area |
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