CN213026938U - Dehumidification cooling system of intelligent low-voltage switchgear - Google Patents
Dehumidification cooling system of intelligent low-voltage switchgear Download PDFInfo
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- CN213026938U CN213026938U CN202022010455.5U CN202022010455U CN213026938U CN 213026938 U CN213026938 U CN 213026938U CN 202022010455 U CN202022010455 U CN 202022010455U CN 213026938 U CN213026938 U CN 213026938U
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Abstract
The utility model discloses a dehumidification cooling system of an intelligent low-voltage switch cabinet, which comprises a low-voltage switch cabinet, a dehumidification cooling device, an external environment monitoring sensor and a control box; the dehumidification and heat dissipation device is arranged on the outer side surface of the low-voltage switch cabinet and is used for carrying out external circulation dehumidification and heat dissipation or internal circulation heat dissipation on the low-voltage switch cabinet; the external environment monitoring sensor is arranged at the outer top of the low-voltage switch cabinet and used for monitoring the external environment and transmitting a monitoring signal corresponding to a monitoring result to the controller in the control box; and the controller judges and controls the dehumidification and heat dissipation device to switch and adjust between the outer circulation dehumidification and heat dissipation working condition and the inner circulation heat dissipation working condition according to the monitoring signal. The utility model provides a pair of intelligent low-voltage switchgear's dehumidification cooling system, the heat dissipation dehumidification is effectual, efficient, has effectively guaranteed the security of low-voltage switchgear operation.
Description
Technical Field
The utility model belongs to the technical field of the low-voltage switchgear, especially, relate to an intelligent low-voltage switchgear's dehumidification cooling system.
Background
The existing low-voltage switch cabinet has the following defects:
firstly, the heat dissipation and dehumidification are not thorough, so that the humidity of air led into the low-voltage switch cabinet is high, the dehumidification effect is greatly reduced, and potential safety hazards can be caused to electrical components in the low-voltage switch cabinet;
secondly, degree of automatic regulation is low, leads to the adaptability to external environment relatively poor to unable cooperation heat dissipation dehumidification operating mode.
In order to solve the problem, the utility model discloses an intelligent low-voltage switchgear's dehumidification cooling system, the heat dissipation dehumidification is effectual, efficient, has effectively guaranteed the security of low-voltage switchgear operation.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides an intelligent low-voltage switchgear's dehumidification cooling system, the heat dissipation dehumidifies effectually, efficient, has effectively guaranteed the security of low-voltage switchgear operation.
The technical scheme is as follows: in order to achieve the above purpose, the utility model discloses a dehumidification cooling system of an intelligent low-voltage switch cabinet, which comprises a low-voltage switch cabinet, a dehumidification cooling device, an external environment monitoring sensor and a control box; the dehumidification and heat dissipation device is arranged on the outer side surface of the low-voltage switch cabinet and is used for carrying out external circulation dehumidification and heat dissipation or internal circulation heat dissipation on the low-voltage switch cabinet; the external environment monitoring sensor is arranged at the outer top of the low-voltage switch cabinet and used for monitoring the external environment and transmitting a monitoring signal corresponding to a monitoring result to the controller in the control box; and the controller judges and controls the dehumidification and heat dissipation device to switch between the outer circulation dehumidification and heat dissipation working condition and the inner circulation heat dissipation working condition according to the monitoring signal.
Furthermore, the dehumidifying and heat-dissipating device comprises an outer circulation dehumidifying and heat-dissipating device and an inner circulation heat-dissipating device, the side surface of the low-voltage switch cabinet is provided with an outer circulation dehumidifying and heat-dissipating interface and an inner circulation heat-dissipating interface, the outer circulation dehumidifying and heat-dissipating device is in butt joint with the outer circulation dehumidifying and heat-dissipating interface, the inner circulation heat-dissipating device is in butt joint with the inner circulation heat-dissipating interface, and the outer circulation dehumidifying and heat-dissipating device and the inner circulation heat-dissipating device are controlled by the controller.
Further, the external circulation dehumidification heat dissipation interface comprises a first air inlet and a first air outlet;
the external circulation dehumidification heat dissipation device comprises an air inlet dehumidification box, a partition plate, a first fan, a drying block and a first air outlet electric valve, wherein the air inlet dehumidification box is in butt joint with a first air inlet through the first air inlet electric valve; the air inlet dehumidification box is provided with a box opening which is opposite to the first fan; through holes are uniformly distributed on the partition plate and the drying block;
the first air inlet electric valve, the first air outlet electric valve and the first fan are all controlled by the controller.
Further, the internal circulation heat dissipation interface comprises a second air inlet and a second air outlet;
the internal circulation heat dissipation device comprises a gas circulation pipeline, an air box, a second fan, a heat exchange box, a cooling water tank and a circulating pump, wherein the gas circulation pipeline is in butt joint with a second gas inlet and a second gas outlet through a second gas inlet electric valve and a second gas outlet electric valve;
the second air inlet electric valve, the second air outlet electric valve, the second fan and the circulating pump are all controlled by the controller.
Furthermore, the periphery of the tube part of the gas circulation pipeline positioned in the heat exchange box is connected with heat exchange fins.
Further, external environment monitoring sensor includes raindrop sensor and humidity transducer, raindrop sensor's signal sending terminal and humidity transducer's signal sending terminal are connected with the signal receiving terminal of controller respectively.
Has the advantages that: the utility model discloses an intelligent low-voltage switchgear's dehumidification cooling system, beneficial effect is as follows:
1) the utility model has good heat dissipation and dehumidification effect and high efficiency, and effectively ensures the operation safety of the low-voltage switch cabinet;
2) the utility model has convenient automatic adjustment, and accurate and reliable switching between external circulation heat dissipation and dehumidification and internal circulation heat dissipation;
3) the utility model discloses the operating stability, the security that have improved low-voltage switchgear greatly are suitable for the scale and promote.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic diagram of the overall structure of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1, the dehumidification and heat dissipation system of the intelligent low-voltage switch cabinet comprises a low-voltage switch cabinet 1, a dehumidification and heat dissipation device 2, an external environment monitoring sensor 3 and a control box 4; the dehumidification heat dissipation device 2 is arranged on the outer side surface of the low-voltage switch cabinet 1 and is used for performing external circulation dehumidification heat dissipation or internal circulation heat dissipation on the low-voltage switch cabinet 1; the external environment monitoring sensor 3 is arranged at the outer top of the low-voltage switch cabinet 1 and used for monitoring the external environment and transmitting a monitoring signal corresponding to a monitoring result to the controller 40 in the control box 4; the controller 40 judges and controls the dehumidification and heat dissipation device 2 to switch between the external circulation dehumidification and heat dissipation working condition and the internal circulation heat dissipation working condition according to the monitoring signal. The utility model discloses automatic change and adjust the convenience, outer loop heat dissipation dehumidification and inner loop heat dissipation switch accurate, reliable, in addition, the utility model discloses the heat dissipation dehumidification is effectual, efficient, has effectively guaranteed low-voltage switchgear's operational safety nature, stability.
More specifically, the dehumidifying and heat dissipating device 2 includes an outer circulation dehumidifying and heat dissipating device 21 and an inner circulation heat dissipating device 22, the side surface of the low-voltage switch cabinet 1 has an outer circulation dehumidifying and heat dissipating interface 11 and an inner circulation heat dissipating interface 12, the outer circulation dehumidifying and heat dissipating device 21 is connected to the outer circulation dehumidifying and heat dissipating interface 11, the inner circulation heat dissipating device 22 is connected to the inner circulation heat dissipating interface 12, and the outer circulation dehumidifying and heat dissipating device 21 and the inner circulation heat dissipating device 22 are controlled by the controller 40. The outer circulation dehumidification and heat dissipation device 21 is responsible for carrying out outer circulation dehumidification and heat dissipation on the low-voltage switch cabinet 1, the inner circulation heat dissipation device 22 is responsible for carrying out inner circulation heat dissipation on the low-voltage switch cabinet 1, and the outer circulation dehumidification and heat dissipation working condition and the inner circulation heat dissipation working condition are operated in a single mode.
As shown in fig. 2, the external circulation dehumidification heat dissipation interface 11 includes a first air inlet 111 and a first air outlet 112; the external circulation dehumidification heat dissipation device 21 comprises an inlet air dehumidification box 211 butted with the first inlet 111 through a first inlet electric valve 210, a partition plate 212 arranged in the inlet air dehumidification box 211, a first fan 213 and a drying block 214 which are arranged in the inlet air dehumidification box 211 and respectively positioned at two sides of the partition plate 212, and a first outlet electric valve 215 butted with the first outlet 112; the inlet air dehumidifying box 211 is provided with a box opening facing the first fan 213; through holes are distributed on the partition plate 212 and the drying block 214; the first air inlet electric valve 210, the first air outlet electric valve 215 and the first fan 213 are all controlled by the controller 40.
The internal circulation heat dissipation interface 12 comprises a second air inlet 121 and a second air outlet 122; the internal circulation heat dissipation device 22 comprises a gas circulation pipeline 222 in butt joint with the second gas inlet 121 and the second gas outlet 122 through a second gas inlet electric valve 220 and a second gas outlet electric valve 221, a wind box 223 communicated with the gas circulation pipeline 222, a second fan 224 installed in the wind box 223, a heat exchange box 225 penetrated by the gas circulation pipeline 222, a cooling water tank 227 connected with the heat exchange box 225 through a cooling water circulation pipeline 226, and a circulation pump 228 installed on the cooling water circulation pipeline 226; the second air inlet electric valve 220, the second air outlet electric valve 221, the second fan 224 and the circulating pump 228 are all controlled by the controller 40. It is noted that heat exchange fins 229 are attached to the outer peripheries of the tube portions of the gas circulation tubes 222 located in the heat exchange box 225, thereby improving heat exchange efficiency.
The external environment monitoring sensor 3 includes a raindrop sensor 31 and a humidity sensor 32, and a signal transmitting end of the raindrop sensor 31 and a signal transmitting end of the humidity sensor 32 are respectively connected to a signal receiving end of the controller 40.
In order to make the utility model more clear, be convenient for understand, the following brief description the principle of the utility model:
the utility model discloses have the outer circulation dehumidification heat dissipation operating mode to low-voltage switchgear 1 and to low-voltage switchgear 1's inner loop heat dissipation operating mode, two kinds of operating mode automatically regulated alternatives operation specifically as follows:
the outer circulation dehumidification and heat dissipation working condition is as follows: the safe environment humidity value of the low-voltage switch cabinet 1 is preset in the controller 40, when the humidity sensor 32 detects that the humidity value of the external environment is lower than the preset safe environment humidity value and the raindrop sensor 31 does not detect rain, the second air inlet electric valve 220 and the second air outlet electric valve 221 are in a closed state, meanwhile, the controller 40 controls the first air inlet electric valve 210 and the first air outlet electric valve 215 to be opened, the first fan 213 is started, air is supplied into the low-voltage switch cabinet 1 through the first fan 213, drying and dehumidification are carried out when the air passes through the drying block 214, the air entering the low-voltage switch cabinet 1 dissipates heat of all electric parts in the low-voltage switch cabinet, and finally the air is exhausted from the first air outlet electric valve 215, so that the external circulation dehumidification and heat dissipation are realized;
the internal circulation heat dissipation working condition is as follows: the safety environment humidity value of the low-voltage switch cabinet 1 is preset in the controller 40, when the humidity sensor 32 detects that the humidity value of the external environment is higher than the preset safety environment humidity value, or the raindrop sensor 31 detects rain, the first air inlet electric valve 210 and the first air outlet electric valve 215 are in a closed state, meanwhile, the controller 40 controls the second air inlet electric valve 220 and the second air outlet electric valve 221 to be opened, the second fan 224 and the circulating pump 228 to be started, the gas in the low-voltage switch cabinet 1 is pumped out through the second fan 224, and the gas and cooling water in the heat exchange box 225 are subjected to heat exchange and cooling and then flow back to the low-voltage switch cabinet 1 to dissipate heat of various electric components in the low-voltage switch cabinet 1, so that internal circulation heat dissipation is achieved.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. The utility model provides an intelligent low-voltage switchgear's dehumidification cooling system which characterized in that: the system comprises a low-voltage switch cabinet (1), a dehumidification and heat dissipation device (2), an external environment monitoring sensor (3) and a control box (4); the dehumidification and heat dissipation device (2) is arranged on the outer side surface of the low-voltage switch cabinet (1) and is used for carrying out external circulation dehumidification and heat dissipation or internal circulation heat dissipation on the low-voltage switch cabinet (1); the external environment monitoring sensor (3) is arranged at the outer top of the low-voltage switch cabinet (1) and used for monitoring the external environment and transmitting a monitoring signal corresponding to a monitoring result to the controller (40) in the control box (4); and the controller (40) judges and controls the dehumidification and heat dissipation device (2) to switch between an outer circulation dehumidification and heat dissipation working condition and an inner circulation heat dissipation working condition according to the monitoring signal.
2. The dehumidification and heat dissipation system of the intelligent low-voltage switch cabinet as claimed in claim 1, wherein: the dehumidifying and heat-dissipating device (2) comprises an outer circulation dehumidifying and heat-dissipating device (21) and an inner circulation heat-dissipating device (22), the side face of the low-voltage switch cabinet (1) is provided with an outer circulation dehumidifying and heat-dissipating interface (11) and an inner circulation heat-dissipating interface (12), the outer circulation dehumidifying and heat-dissipating device (21) is in butt joint with the outer circulation dehumidifying and heat-dissipating interface (11), the inner circulation heat-dissipating device (22) is in butt joint with the inner circulation heat-dissipating interface (12), and the outer circulation dehumidifying and heat-dissipating device (21) and the inner circulation heat-dissipating device (22) are controlled by the controller (40).
3. The dehumidification and heat dissipation system of the intelligent low-voltage switch cabinet as claimed in claim 2, wherein: the external circulation dehumidification heat dissipation interface (11) comprises a first air inlet (111) and a first air outlet (112);
the external circulation dehumidification heat dissipation device (21) comprises an air inlet dehumidification box (211) which is in butt joint with the first air inlet (111) through a first air inlet electric valve (210), a partition plate (212) which is arranged in the air inlet dehumidification box (211), a first fan (213) and a drying block (214) which are arranged in the air inlet dehumidification box (211) and are respectively positioned at two sides of the partition plate (212), and a first air outlet electric valve (215) which is in butt joint with the first air outlet (112); the air inlet dehumidification box (211) is provided with a box opening which is opposite to the first fan (213); through holes are distributed on the partition plate (212) and the drying block (214);
the first air inlet electric valve (210), the first air outlet electric valve (215) and the first fan (213) are all controlled by the controller (40).
4. The dehumidification and heat dissipation system of the intelligent low-voltage switch cabinet as claimed in claim 2, wherein: the internal circulation heat dissipation interface (12) comprises a second air inlet (121) and a second air outlet (122);
the internal circulation heat dissipation device (22) comprises a gas circulation pipeline (222) in butt joint with a second gas inlet (121) and a second gas outlet (122) through a second gas inlet electric valve (220) and a second gas outlet electric valve (221), a wind box (223) communicated with the gas circulation pipeline (222), a second fan (224) installed in the wind box (223), a heat exchange box (225) penetrated by the gas circulation pipeline (222), a cooling water tank (227) connected with the heat exchange box (225) through a cooling water circulation pipeline (226), and a circulation pump (228) installed on the cooling water circulation pipeline (226);
the second air inlet electric valve (220), the second air outlet electric valve (221), the second fan (224) and the circulating pump (228) are all controlled by the controller (40).
5. The dehumidification and heat dissipation system of the intelligent low-voltage switch cabinet as claimed in claim 4, wherein: and heat exchange fins (229) are connected to the periphery of the tube part of the gas circulation tube (222) in the heat exchange box (225).
6. The dehumidification and heat dissipation system of the intelligent low-voltage switch cabinet as claimed in any one of claims 1 to 5, wherein: the external environment monitoring sensor (3) comprises a raindrop sensor (31) and a humidity sensor (32), and a signal sending end of the raindrop sensor (31) and a signal sending end of the humidity sensor (32) are respectively connected with a signal receiving end of the controller (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022010455.5U CN213026938U (en) | 2020-09-15 | 2020-09-15 | Dehumidification cooling system of intelligent low-voltage switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022010455.5U CN213026938U (en) | 2020-09-15 | 2020-09-15 | Dehumidification cooling system of intelligent low-voltage switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213026938U true CN213026938U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022010455.5U Active CN213026938U (en) | 2020-09-15 | 2020-09-15 | Dehumidification cooling system of intelligent low-voltage switchgear |
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| Country | Link |
|---|---|
| CN (1) | CN213026938U (en) |
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- 2020-09-15 CN CN202022010455.5U patent/CN213026938U/en active Active
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