CN112040728B - Anti-overheating control cabinet and temperature control method thereof - Google Patents
Anti-overheating control cabinet and temperature control method thereof Download PDFInfo
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- CN112040728B CN112040728B CN202010890707.XA CN202010890707A CN112040728B CN 112040728 B CN112040728 B CN 112040728B CN 202010890707 A CN202010890707 A CN 202010890707A CN 112040728 B CN112040728 B CN 112040728B
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/202—Air circulating in closed loop within enclosure wherein heat is removed through heat-exchangers
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
- H05K7/20145—Means for directing air flow, e.g. ducts, deflectors, plenum or guides
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses an anti-overheating control cabinet and a temperature control method thereof, wherein the anti-overheating control cabinet comprises a closed cabinet body and a heat exchanger, a temperature sensor is fixedly arranged in the closed cabinet body, the closed cabinet body is communicated with a hose, the inflow end of the hose is communicated with the top of the closed cabinet body, an air outlet fan communicated with the hose is embedded in the top of the closed cabinet body, the outflow end of the hose is communicated with the bottom of the closed cabinet body, an air inlet fan communicated with the hose is embedded in the bottom of the closed cabinet body, the hose penetrates through the heat exchanger, and the temperature sensor, the heat exchanger, the air inlet fan and the air outlet fan are electrically connected with a controller together. The invention adopts the air self-circulation mode to dissipate heat, namely, the air only flows in the closed cabinet body and the hose, and the outside air is not required to be continuously sucked, thereby effectively avoiding the damage of impurities or water vapor carried by the outside air to devices.
Description
Technical Field
The invention relates to the field of control cabinets, in particular to an anti-overheating control cabinet and a temperature control method thereof.
Background
The control cabinet is formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electric wiring requirements, and the arrangement of the control cabinet meets the requirement of normal operation of a power system, is convenient to overhaul and does not endanger the safety of people and surrounding equipment. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch. When the fault or abnormal operation occurs, the circuit is cut off or an alarm is given by the aid of the protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust some electrical parameters to prompt or send out signals for deviation from normal working state. When the switch board is used, the inside device can produce the heat, if the inside high temperature of switch board and can appear overheated phenomenon when can't dispersing away, it can lead to the device to age fast even damage to be overheated. In order to avoid appearing overheated, the switch board mostly all can set up some heat abstractor, and the heat dissipation among the prior art adopts the air-cooled mostly, even the air flows through taking away the heat in the switch board from the switch board fast, though has good radiating effect, but moisture and impurity carried in the air corrode the device very easily, cause the switch board to damage or life-span reduction.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides the overheating prevention control cabinet and the temperature control method thereof, and heat is dissipated in an air self-circulation mode, namely air flows only in the closed cabinet body and the hose without continuously sucking external air, so that the damage of impurities or water vapor carried by the external air to devices can be effectively avoided.
In order to achieve the purpose, the invention adopts the specific scheme that:
the utility model provides a prevent overheated switch board, includes the enclosure body and heat exchanger, the fixed temperature sensor that is provided with in the enclosure body, enclosure body intercommunication has the hose, the inflow end of hose with the top of the enclosure body is linked together, just the top of the enclosure body inlay be equipped with the air-out fan that the hose is linked together, the outflow end of hose with the bottom of the enclosure body is linked together, just the bottom of the enclosure body inlay be equipped with the air inlet fan that the hose is linked together, the hose is followed pass in the heat exchanger, temperature sensor the heat exchanger air inlet fan with the common electric connection of air-out fan has the controller.
Preferably, a plurality of soaking fans are fixedly arranged in the closed cabinet body.
Preferably, the closed cabinet body comprises a back plate, the soaking fan and the temperature sensor are fixedly arranged on the back plate, and the soaking fan is distributed along the circumferential direction of the temperature sensor.
Preferably, the bottom of the closed cabinet body is communicated with the hose through a communicating pipe, the communicating pipe penetrates through the heat exchanger, a plurality of water absorbers are fixedly arranged in the communicating pipe, a plurality of mounting holes corresponding to the water absorbers one to one are formed in the communicating pipe, and water guide blocks are fixedly arranged in the mounting holes.
Preferably, the communicating pipe comprises a horizontal section and an inclined section which are communicated with each other, wherein the horizontal section is communicated with the hose, the inclined section is communicated with the closed cabinet body, the upper part of the horizontal section is fixedly connected with a plurality of vertically arranged first condensation sheets, the lower part of the horizontal section is fixedly connected with a plurality of vertically arranged second condensation sheets, the first condensation sheets and the second condensation sheets are arranged in a staggered mode, the water absorber is arranged between the adjacent first condensation sheets and the second condensation sheets, and the water absorber is fixedly arranged at the lower part of the horizontal section.
Preferably, fixed cover is equipped with a plurality of design rings on the hose, the design ring is followed the length direction evenly distributed of hose.
Preferably, the closed cabinet is fixedly arranged on a support, the support comprises a horizontally arranged bottom plate and two support plates vertically arranged on the bottom plate, the two support plates are parallel to each other, the closed cabinet is fixedly arranged on the two support plates, and the heat exchanger is arranged on the bottom plate and located between the two support plates.
Preferably, the closed cabinet body includes two horizontal side walls that set up relatively, two vertical side walls of fixedly connected with between the horizontal side wall, first seal groove has been seted up on the horizontal side wall, the second seal groove has been seted up on the vertical side wall, and first seal groove with the second seal groove is linked together, the closed cabinet body rotates and is connected with the cabinet door, cabinet door fixedly connected with first seal groove assorted first sealing strip and with second seal groove assorted second sealing strip.
The invention also provides a temperature control method of the anti-overheating control cabinet, which comprises the following steps:
s1, monitoring the real-time air temperature in the closed cabinet body through the temperature sensor by the controller;
s2, if the real-time air temperature exceeds a set temperature threshold value, the controller controls the air outlet fan and the heat exchanger to start;
s3, the air outlet fan sends the hot air in the closed cabinet body into the hose, and the hot air flows along the hose;
s4, cooling the hot air into cold air by the heat exchanger when the hot air flows through the heat exchanger;
s5, the cold air flows back to the closed cabinet through the hose.
Preferably, when the start time of the heat exchanger exceeds a set time threshold value, the real-time air temperature is still higher than the temperature threshold value, the controller controls the air inlet fan to start, and the air inlet fan and the air outlet fan cooperate to accelerate the air flow velocity in the hose.
The invention adopts the air self-circulation mode for heat dissipation, namely, the air only flows in the closed cabinet body and the hose, and the external air is not required to be continuously sucked, thereby effectively avoiding the damage of impurities or water vapor carried by the external air to devices, simplifying the whole structure, avoiding the arrangement of excessive filtering devices, and reducing the cost of the device and the difficulty of maintenance.
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, 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 the drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.
Fig. 2 is a schematic view of the arrangement of the first condensation sheet, the second condensation sheet, the water absorber and the water guide block.
Fig. 3 is a schematic view of the setting mode of the sizing ring.
Fig. 4 is a schematic view of the arrangement of the first seal groove and the second seal groove.
Reference numerals: 1-closed cabinet body, 2-soaking fan, 3-temperature sensor, 4-air inlet fan, 5-communicating pipe, 6-heat exchanger, 7-supporting plate, 8-bottom plate, 9-hose, 10-air outlet fan, 11-first condensation sheet, 12-second condensation sheet, 13-water absorber, 14-water guide block, 15-shaping ring, 16-horizontal side wall, 17-first sealing groove, 18-vertical side wall and 19-second sealing groove.
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 4, fig. 1 is a schematic view of an overall structure of an embodiment of the present invention, fig. 2 is a schematic view of an arrangement manner of a first condensation plate, a second condensation plate, a water absorber, and a water guide block, fig. 3 is a schematic view of an arrangement manner of a shaping ring, and fig. 4 is a schematic view of an arrangement manner of a first sealing groove and a second sealing groove.
The utility model provides a prevent overheated switch board, including the sealed cabinet body 1 and heat exchanger 6, the fixed temperature sensor 3 that is provided with in the sealed cabinet body 1, the sealed cabinet body 1 intercommunication has hose 9, the inflow end of hose 9 is linked together with the top of the sealed cabinet body 1, and the top of the sealed cabinet body 1 inlays and is equipped with the air-out fan 10 that is linked together with hose 9, the outflow end of hose 9 is linked together with the bottom of the sealed cabinet body 1, and the bottom of the sealed cabinet body 1 inlays and is equipped with air inlet fan 4 that is linked together with hose 9, hose 9 passes from heat exchanger 6, temperature sensor 3, heat exchanger 6, air inlet fan 4 and the common electric connection of air-out fan 10 have the controller.
When the air conditioner is used, the temperature sensor 3 is used for monitoring the real-time air temperature in the closed cabinet body 1, when the real-time air temperature exceeds a set temperature threshold value, it is indicated that the control cabinet needs to dissipate heat at the moment, otherwise overheating may occur, the controller controls the air outlet fan 10 and the heat exchanger 6 to be started at the moment, the air outlet fan 10 sends hot air in the closed cabinet body 1 into the hose 9, the hot air is condensed by the heat exchanger 6 into cold air when flowing through the heat exchanger 6 in the hose 9, and then the cold air flows back to the closed cabinet body 1 from the bottom of the closed cabinet body 1 again to cool devices in the closed cabinet body 1. After the air conditioner runs for a period of time, if the real-time air temperature is still high, the controller controls the air inlet fan 4 to be started, the air inlet fan 4 and the air outlet fan 10 are cooperated to accelerate the air flow rate in the closed cabinet body 1 and the hose 9, so that the air can rapidly take away the heat emitted by the device, and part of the heat is emitted through the side wall of the hose 9 when the air flows through the hose 9, thereby accelerating the heat dissipation speed.
The invention adopts the air self-circulation mode for heat dissipation, namely, the air only flows in the closed cabinet body 1 and the hose 9, and the external air is not required to be continuously sucked, thereby effectively avoiding the damage of impurities or water vapor carried by the external air to devices, simplifying the integral structure, avoiding the arrangement of excessive filtering devices, and reducing the cost of the device and the difficulty of maintenance.
Further, a plurality of soaking fans 2 are fixedly arranged in the closed cabinet body 1. Because the heat generation amount of different devices in the enclosure 1 is different, the air temperature at different positions in the enclosure 1 may be different, if it is desired to obtain an accurate, real-time temperature in the enclosure 1, the manner of increasing the number of temperature sensors 3 and calculating a weighted average may be chosen, but because the use objects of different control cabinets are different and the internal devices are also different, the weights of different temperature sensors 3 are difficult to set, the universality of the control cabinets is reduced, in order to avoid the deficiency, the invention adopts a plurality of soaking fans 2 to enable the air in the closed cabinet 1 to flow, so that the air temperature at each position in the closed cabinet 1 is the same, and then only need a temperature sensor 3 just can accurate monitoring enclosure 1 in real time temperature, improved the commonality of switch board to the complexity of control method has been reduced.
Further, the specific setting mode of the soaking fan 2 is as follows: the closed cabinet body 1 comprises a back plate, the soaking fans 2 and the temperature sensors 3 are fixedly arranged on the back plate, and the soaking fans 2 are distributed along the circumferential direction of the temperature sensors 3. The number and the arrangement position of the soaking fans 2 can be selected according to the actual size of the control cabinet.
Further, the bottom of the closed cabinet body 1 is communicated with a hose 9 through a communicating pipe 5, the communicating pipe 5 penetrates through the heat exchanger 6, a plurality of water absorbers 13 are fixedly arranged in the communicating pipe 5, a plurality of mounting holes corresponding to the water absorbers 13 one to one are formed in the communicating pipe 5, and a water guide block 14 is fixedly arranged in each mounting hole. Although the present invention adopts an air self-circulation manner, considering that the control cabinet may need maintenance or adjustment, the control cabinet needs to be opened in these processes, and then a part of outside air enters into the closed cabinet 1, so that condensed water may be generated during heat dissipation after each maintenance or adjustment, and in order to avoid damage to the devices in the closed cabinet 1 caused by the part of condensed water, the water absorber 13 and the water guide block 14 are used for discharging the condensed water. Specifically, the condensed water contacts the water absorber 13 after the condensation is formed and is absorbed by the water absorber 13, and after the heat dissipation is finished, the condensed water absorbed by the water absorber 13 may slowly flow out through the water guide block 14. The water absorber 13 and the water guide block 14 can both adopt the mode of passive water absorption, for example, the water absorber 13 can adopt the sponge material, the water guide block 14 can adopt the silica gel material, the water absorber 13 of the sponge material can absorb the condensed water rapidly, but the absorption capacity is limited, the water guide block 14 of the silica gel material can absorb more condensed water, but the water absorption speed is slower, and the purpose of guiding the condensed water out to the outside can be realized in cooperation with each other. And because the water guide block 14 is in contact with the external environment, the absorbed water can be evaporated into the external environment after a certain time.
Further, communicating pipe 5 includes the horizontal segment and the slope section of mutual intercommunication, wherein the horizontal segment is linked together with hose 9, the slope section is linked together with the cabinet of sealing 1, the first condensation piece 11 of a plurality of perpendicular settings of upper portion fixedly connected with of horizontal segment, the second condensation piece 12 of a plurality of perpendicular settings of lower part fixedly connected with of horizontal segment, first condensation piece 11 sets up with second condensation piece 12 is crisscross, be provided with between adjacent first condensation piece 11 and the second condensation piece 12 and absorb water ware 13, and absorb water ware 13 fixed setting in the lower part of horizontal segment. The first condensation sheet 11 and the second condensation sheet 12 are used for accelerating the formation of condensed water, and water vapor in the hot air is adsorbed when contacting the first condensation sheet 11 or the second condensation sheet 12 and then converged into water drops to flow downwards onto the water absorber 13, so that the effect of accelerating condensation is realized.
Furthermore, the hose 9 is fixedly sleeved with a plurality of sizing rings 15, and the sizing rings 15 are uniformly distributed along the length direction of the hose 9. When hot air flows in the hose 9, the hose 9 is deformed randomly, complete cut-off in a short time is possible, and airflow is not smooth, so that the shaping ring 15 is arranged to avoid the situation, the shaping ring 15 is used for avoiding local cut-off of the hose 9, and the hot air can flow smoothly.
Further, the closed cabinet 1 is fixedly arranged on a support, the support comprises a horizontally arranged bottom plate 8 and two support plates 7 vertically arranged on the bottom plate 8, the two support plates 7 are parallel to each other, the closed cabinet 1 is fixedly arranged on the two support plates 7, and the heat exchanger 6 is arranged on the bottom plate 8 and is positioned between the two support plates 7. The enclosed cabinet body 1 and the heat exchanger 6 are arranged up and down, so that the whole floor area can be reduced.
Further, the closed cabinet body 1 includes two horizontal side walls 16 that set up relatively, two vertical side walls 18 of fixedly connected with between two horizontal side walls 16, has seted up first seal groove 17 on the horizontal side wall 16, has seted up second seal groove 19 on the vertical side wall 18 to first seal groove 17 is linked together with second seal groove 19, and closed cabinet body 1 rotates and is connected with the cabinet door, cabinet door fixedly connected with first seal groove 17 assorted first sealing strip and with second seal groove 19 assorted second sealing strip. The first sealing strip and the second sealing strip are used for improving the sealing performance of the closed cabinet body 1, and the situation that outside air carries impurities to invade into the closed cabinet body 1 during non-maintenance or adjustment is avoided.
In a specific embodiment of the invention, an anti-overheating control cabinet comprises a support, a closed cabinet body 1 and a heat exchanger 6, wherein the support comprises a horizontally arranged bottom plate 8 and two supporting plates 7 vertically arranged on the bottom plate 8, the two supporting plates 7 are parallel to each other, the closed cabinet body 1 is fixedly arranged on the two supporting plates 7, the heat exchanger 6 is arranged on the bottom plate 8 and positioned between the two supporting plates 7, a temperature sensor 3 is fixedly arranged in the closed cabinet body 1, a plurality of soaking fans 2 are fixedly arranged in the closed cabinet body 1, the soaking fans 2 and the temperature sensor 3 are fixedly arranged on a back plate, the soaking fans 2 are distributed along the circumferential direction of the temperature sensor 3, the closed cabinet body 1 is communicated with a hose 9, a plurality of shaping rings 15 are fixedly sleeved on the hose 9, the shaping rings 15 are uniformly distributed along the length direction of the hose 9, the inflow end of the hose 9 is communicated with the top of the closed cabinet body 1, an air outlet fan 10 communicated with a hose 9 is embedded in the top of the closed cabinet body 1, the outflow end of the hose 9 is communicated with the bottom of the closed cabinet body 1, an air inlet fan 4 communicated with the hose 9 is embedded in the bottom of the closed cabinet body 1, the hose 9 penetrates through a heat exchanger 6, and a temperature sensor 3, the heat exchanger 6, the air inlet fan 4 and the air outlet fan 10 are electrically connected with a controller; the bottom of the closed cabinet body 1 is communicated with a hose 9 through a communicating pipe 5, the communicating pipe 5 penetrates through a heat exchanger 6, a plurality of water absorbers 13 are fixedly arranged in the communicating pipe 5, a plurality of mounting holes corresponding to the water absorbers 13 one by one are formed in the communicating pipe 5, a water guide block 14 is fixedly arranged in each mounting hole, the communicating pipe 5 comprises a horizontal section and an inclined section which are mutually communicated, the horizontal section is communicated with the hose 9, the inclined section is communicated with the closed cabinet body 1, the upper part of the horizontal section is fixedly connected with a plurality of vertically arranged first condensation sheets 11, the lower part of the horizontal section is fixedly connected with a plurality of vertically arranged second condensation sheets 12, the first condensation sheets 11 and the second condensation sheets 12 are arranged in a staggered mode, a water absorber 13 is arranged between the adjacent first condensation sheets 11 and the second condensation sheets 12, and the water absorber 13 is fixedly arranged at the lower part of the horizontal section; the closed cabinet body 1 comprises two opposite horizontal side walls 16, two vertical side walls 18 of fixedly connected with between the two horizontal side walls 16, a first sealing groove 17 is formed in each horizontal side wall 16, a second sealing groove 19 is formed in each vertical side wall 18, the first sealing groove 17 is communicated with the second sealing groove 19, the closed cabinet body 1 is rotatably connected with a cabinet door, and the cabinet door is fixedly connected with a first sealing strip matched with the first sealing groove 17 and a second sealing strip matched with the second sealing groove 19.
When the heat exchanger is used, the first sealing strip and the second sealing strip ensure that the closed cabinet body 1 is in a closed state, the soaking fan 2 ensures that the temperature of each part in the closed cabinet body 1 is the same, the controller monitors the real-time temperature in the closed cabinet body 1 through the temperature sensor 3, when the real-time temperature exceeds a set temperature threshold value, the control cabinet needs to dissipate heat at the moment, otherwise, overheating possibly occurs, the controller controls the air outlet fan 10 and the heat exchanger 6 to start, the air outlet fan 10 sends hot air in the closed cabinet body 1 into the hose 9, the hose 9 is shaped by the shaping ring 15 after expansion, the situation that the hose 9 is bent randomly to generate local short-time cut in the hot air flowing process is avoided, the hot air can flow smoothly, the hot air is condensed into cold air by the heat exchanger 6 when flowing through the heat exchanger 6 in the hose 9, moisture in the hot air in the cooling process is firstly contacted with the first condensing sheet 11 or the second condensing sheet 12 so as to be converged into water drops, then the condensed water flows downwards to the water absorber 13 to be absorbed, and after the heat dissipation is completed, the water guide block 14 can slowly conduct the water in the water absorber 13 to the outside, so as to avoid the condensed water from flowing back into the enclosure 1, and then the condensed water flows back into the enclosure 1 from the bottom of the enclosure 1 again to cool the devices in the enclosure 1. After the air conditioner runs for a period of time, if the real-time air temperature is still high, the controller controls the air inlet fan 4 to be started, the air inlet fan 4 and the air outlet fan 10 are cooperated to accelerate the air flow rate in the closed cabinet body 1 and the hose 9, so that the air can rapidly take away the heat emitted by the device, and part of the heat is emitted through the side wall of the hose 9 when the air flows through the hose 9, thereby accelerating the heat dissipation speed.
Based on the above anti-overheating control cabinet, the present embodiment further provides a temperature control method of the anti-overheating control cabinet, which includes steps S1 to S5.
And S1, the controller monitors the real-time air temperature in the closed cabinet 1 through the temperature sensor 3.
And S2, if the real-time air temperature exceeds the set temperature threshold, the controller controls the air outlet fan 10 and the heat exchanger 6 to start.
S3, the air outlet fan 10 sends the hot air in the closed cabinet 1 into the hose 9, so that the hot air flows along the hose 9.
S4, the hot air is cooled by the heat exchanger 6 to become cold air when passing through the heat exchanger 6.
S5, the cold air flows back to the closed cabinet 1 through the hose 9.
Further, when the real-time air temperature is still higher than the temperature threshold value after the starting time of the heat exchanger 6 exceeds the set time threshold value, the controller controls the air inlet fan 4 to be started, and the air inlet fan 4 and the air outlet fan 10 cooperate to accelerate the air flow speed in the hose 9.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. The utility model provides a prevent overheated switch board which characterized in that: comprises a closed cabinet body (1) and a heat exchanger (6), wherein a temperature sensor (3) is fixedly arranged in the closed cabinet body (1), the closed cabinet body (1) is communicated with a hose (9), the inflow end of the hose (9) is communicated with the top of the closed cabinet body (1), an air outlet fan (10) communicated with the hose (9) is embedded at the top of the closed cabinet body (1), the outflow end of the hose (9) is communicated with the bottom of the closed cabinet body (1) through a communicating pipe (5), an air inlet fan (4) communicated with the communicating pipe (5) is embedded at the bottom of the closed cabinet body (1), the hose (9) penetrates through the heat exchanger (6), and the temperature sensor (3), the heat exchanger (6), the air inlet fan (4) and the air outlet fan (10) are electrically connected with a controller together; a plurality of soaking fans (2) are fixedly arranged in the closed cabinet body (1); the bottom of the closed cabinet body (1) is communicated with the hose (9) through a communicating pipe (5), the communicating pipe (5) penetrates through the heat exchanger (6), a plurality of water absorbers (13) are fixedly arranged in the communicating pipe (5), a plurality of mounting holes corresponding to the water absorbers (13) one by one are formed in the communicating pipe (5), and a water guide block (14) is fixedly arranged in each mounting hole; communicating pipe (5) are including the horizontal segment and the slope section of intercommunication each other, wherein the horizontal segment with hose (9) are linked together, the slope section with the cabinet body (1) is linked together, a plurality of first condensation piece (11) that set up perpendicularly of upper portion fixedly connected with of horizontal segment, a plurality of second condensation piece (12) that set up perpendicularly of lower part fixedly connected with of horizontal segment, first condensation piece (11) with second condensation piece (12) set up in a staggered way, and are adjacent first condensation piece (11) with be provided with between second condensation piece (12) water absorber (13), just water absorber (13) are fixed to be set up the lower part of horizontal segment.
2. An anti-overheating control cabinet according to claim 1, wherein: the closed cabinet body (1) comprises a back plate, the soaking fans (2) and the temperature sensors (3) are fixedly arranged on the back plate, and the soaking fans (2) are distributed along the circumferential direction of the temperature sensors (3).
3. An anti-overheating control cabinet according to claim 1, wherein: fixed cover is equipped with a plurality of design rings (15) on hose (9), design ring (15) are followed the length direction evenly distributed of hose (9).
4. An anti-overheating control cabinet according to claim 1, wherein: the heat exchanger is characterized in that the closed cabinet body (1) is fixedly arranged on a support, the support comprises a horizontally arranged bottom plate (8) and two supporting plates (7) which are vertically arranged on the bottom plate (8), the two supporting plates (7) are parallel to each other, the closed cabinet body (1) is fixedly arranged on the two supporting plates (7), and the heat exchanger (6) is arranged on the bottom plate (8) and is positioned between the two supporting plates (7).
5. An anti-overheating control cabinet according to claim 1, wherein: the sealing cabinet body (1) comprises two horizontal side walls (16) which are oppositely arranged, two vertical side walls (18) are fixedly connected between the horizontal side walls (16), a first sealing groove (17) is formed in each horizontal side wall (16), a second sealing groove (19) is formed in each vertical side wall (18), the first sealing groove (17) is communicated with the second sealing groove (19), the sealing cabinet body (1) is rotatably connected with a cabinet door, and the cabinet door is fixedly connected with first sealing strips matched with the first sealing strips and second sealing strips matched with the second sealing grooves (19).
6. The temperature control method of the anti-overheating control cabinet as claimed in claim 1, wherein: the method comprises the following steps:
s1, monitoring the real-time air temperature in the closed cabinet body (1) through the temperature sensor (3) by the controller;
s2, if the real-time air temperature exceeds a set temperature threshold value, the controller controls the air outlet fan (10) and the heat exchanger (6) to start;
s3, the air outlet fan (10) sends the hot air in the closed cabinet body (1) into the hose (9) so that the hot air flows along the hose (9);
s4, cooling the hot air into cold air by the heat exchanger (6) when the hot air flows through the heat exchanger (6);
s5, the cold air flows back to the closed cabinet body (1) through the hose (9).
7. The temperature control method according to claim 6, characterized in that: when the starting time of the heat exchanger (6) exceeds a set time threshold value, the real-time air temperature is still higher than the temperature threshold value, the controller controls the air inlet fan (4) to be started, and the air inlet fan (4) and the air outlet fan (10) cooperate to accelerate the air flow speed in the hose (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010890707.XA CN112040728B (en) | 2020-08-29 | 2020-08-29 | Anti-overheating control cabinet and temperature control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010890707.XA CN112040728B (en) | 2020-08-29 | 2020-08-29 | Anti-overheating control cabinet and temperature control method thereof |
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| Publication Number | Publication Date |
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| CN112040728A CN112040728A (en) | 2020-12-04 |
| CN112040728B true CN112040728B (en) | 2022-06-21 |
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| CN102678472A (en) * | 2011-03-18 | 2012-09-19 | 华锐风电科技(集团)股份有限公司 | Cooling device for wind generating set and wind generating set |
| GB2532257B (en) * | 2014-11-13 | 2018-12-12 | Frank Garson James | Server cabinet cooler having a refrigeration circuit |
| CN105555106B (en) * | 2016-02-29 | 2018-05-22 | 北京百度网讯科技有限公司 | For the cooling device and cabinet of cabinet |
| US10524382B2 (en) * | 2017-08-28 | 2019-12-31 | Dmytro KHACHATUROV | System and method for forced air cooling of electrical device |
| CN209517843U (en) * | 2018-12-29 | 2019-10-18 | 福建龙净脱硫脱硝工程有限公司 | A kind of wind-cooling heat dissipating control cabinet |
| CN210517525U (en) * | 2019-10-15 | 2020-05-12 | 王义明 | Electric automation control's heat dissipation regulator cubicle |
| CN211183040U (en) * | 2019-12-17 | 2020-08-04 | 合利兴业自动化设备河北有限公司 | Control cabinet with good heat dissipation performance |
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2020
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