CN116526324B - Block terminal for humid environment and dampproof method thereof - Google Patents
Block terminal for humid environment and dampproof method thereof Download PDFInfo
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- CN116526324B CN116526324B CN202310543755.5A CN202310543755A CN116526324B CN 116526324 B CN116526324 B CN 116526324B CN 202310543755 A CN202310543755 A CN 202310543755A CN 116526324 B CN116526324 B CN 116526324B
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- dehumidifying
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- pipe
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- 238000000034 method Methods 0.000 title claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 99
- 238000010438 heat treatment Methods 0.000 claims abstract description 72
- 238000007791 dehumidification Methods 0.000 claims abstract description 58
- 230000017525 heat dissipation Effects 0.000 claims abstract description 48
- 238000002955 isolation Methods 0.000 claims abstract description 40
- 238000001035 drying Methods 0.000 claims description 59
- 238000009434 installation Methods 0.000 claims description 17
- 238000009825 accumulation Methods 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 6
- 230000000740 bleeding effect Effects 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 3
- 241000276425 Xiphophorus maculatus Species 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 3
- 238000009423 ventilation Methods 0.000 description 10
- 238000000605 extraction Methods 0.000 description 6
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000010485 coping Effects 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
Classifications
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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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
Abstract
The invention relates to a distribution box for a humid environment and a damp-proof method thereof, wherein an air-air dehumidifying cabinet and a heating dehumidifying cabinet are respectively and fixedly arranged at two sides of a cabinet body, a closed bottom isolation cabinet is fixedly arranged between the air-air dehumidifying cabinet and the heating dehumidifying cabinet below the cabinet body, a leak isolation baffle with a water leakage hole is fixedly arranged at the middle lower part of the rear side of an inner cavity of the cabinet body, a lower rotary water collecting plate is fixedly arranged at the top of the leak isolation baffle, an upper rotary water collecting plate is fixedly arranged at the bottom surface of the top wall of the cabinet body above the leak isolation baffle, and a component mounting and fixing plate is fixedly arranged at the outer sides of the upper rotary water collecting plate and the lower rotary water collecting plate; the heat in the cabinet body is taken away by the heat dissipation and dehumidification fan, so that the circuit aging caused by the high temperature in the cabinet body is prevented; the closed circulation dehumidification operation is performed on the moisture in the closed cabinet body, so that the moisture-proof effect is obvious.
Description
Technical Field
The invention relates to the field of power distribution cabinets, in particular to a power distribution cabinet for a humid environment and a moistureproof method thereof.
Background
The power distribution cabinet is the last-stage equipment of the power distribution system. In the actual use process, the power distribution cabinet is influenced by different external environments, and the power distribution cabinet is required to have some effects of coping with different external environments besides the effects of load distribution and control. For example, when the power distribution cabinet is used in environments such as high heat, high vibration, low temperature, humidity and high dust, the power distribution cabinet is required to be provided with a special structural design corresponding to the environments so as to meet the use and requirements in different environments. Among the power distribution cabinets used in the special environments, the humid environments are most common and frequent, and the power distribution cabinet needs to be used in the specific humid environments due to weather factors or production environment factors. In humid environment, the moisture sinks and gets into the inner chamber to the switch board, forms condensate water or wall built-up water at the switch board inner wall, and this part moisture can not discharge smoothly, leads to the inside components and parts of switch board or part or inner wall moldy very easily, leads to extremely moist in the switch board, and the air humidity of inner chamber increases, and the component surface oxidation is too fast, has increased the risk of components and parts leakage and equipment trouble, exists huge potential safety hazard.
In addition, the power distribution cabinet can emit certain heat along with in the operation process, the inner cavity of the power distribution cabinet needs to be fully ventilated for heat dissipation and internal circulation operation, the inner cavity temperature of the power distribution cabinet is ensured to be in a safe range, components and parts can be reasonably cooled, but the inner cavity humidity of the power distribution cabinet can be increased undoubtedly due to the fact that the external environment is moist, and the self-circulation or external air sucking circulation mode accelerates equipment aging and potential safety hazards of inner cavity components. Under the great prerequisite of external environment humidity, traditional dampproofing ventilation's mode can not satisfy the inside dehumidification demand of switch board to whole intelligent degree is lower.
In summary, the utility model provides a simple structure, convenient operation possesses circulation heat dissipation and dehumidification function, prevents that switch board inner chamber humidity from being too big, dehumidifies thoroughly, and ventilation heat dissipation under the suitable humid environment, and internal structure reasonable in design has the effect of collecting condensation water and wall built-up water and outside suction gas dehumidification, and intelligent degree is high, and damp-proof method is the block terminal for humid environment and the dampproofing method thereof of easy operation simple, has extensive market prospect.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides wall-mounted water which is used for overcoming the defects in the prior art.
The technical scheme of the invention is realized as follows: the utility model provides a block terminal for humid environment, includes the cabinet body, installs the sealed cabinet door with the controller at cabinet body front side, fixed mounting in cabinet body top with controller electric connection's heat dissipation dehumidification fan, the both sides of cabinet body fixed mounting respectively bleed dehumidification cabinet and heating dehumidification cabinet, fixed mounting has airtight bottom spacer cabinet between the dehumidification cabinet that bleeds of cabinet body below and the dehumidification cabinet that heats, the lower part is fixed mounting has the leak isolation baffle that has the hole that leaks in cabinet body inner chamber rear side, leak isolation baffle's top fixed mounting has the lower part to whirl the water collecting plate, the upper portion to whirl the water collecting plate that circles round of cabinet body roof bottom surface fixed mounting above the leak isolation baffle, upper portion to circle the water collecting plate and lower part to circle the water collecting plate outside fixed mounting has components and parts to install the fixed plate;
one side of the inner cavity of the cabinet body is communicated with an air-extracting and dehumidifying cabinet through a dehumidifying pipe, the other side of the dehumidifying pipe is communicated with the outside through a gas inlet, a bottom dehumidifying device of the dehumidifying pipe is communicated with a circulating air inlet pipeline arranged in the sealed bottom isolating cabinet through a pipeline, the circulating air inlet pipeline is respectively communicated with a heat-radiating electromagnetic valve and a dehumidifying electromagnetic valve, the heat-radiating electromagnetic valve is communicated with a heat-radiating air inlet cavity arranged on the front side of the leak hole isolating baffle, the dehumidifying electromagnetic valve is communicated with a gas heating device arranged in the heating dehumidifying cabinet through a circulating air outlet pipeline, and the gas heating device is communicated with the other side of the inner cavity of the cabinet body through a heating and drying pipeline.
The dehumidifying device comprises an air suction pipeline communicated with the dehumidifying pipe, an dehumidifying electromagnetic valve is arranged between the air suction pipeline and the dehumidifying pipe, an air inlet electromagnetic valve is arranged between the air suction pipeline and an air inlet, the bottom of the air suction pipeline is communicated with an evaporator, the bottom of the evaporator is communicated with a condensing cavity with a condenser, one side of the condensing cavity is communicated with an air compressor, the bottom of the other side of the condensing cavity is communicated with a water accumulation cavity through a drain pipe, the water accumulation cavity is communicated with the top of a water diversion plate arranged below a leak hole isolation baffle through a water collecting pipe, and the air compressor is communicated with a circulating air inlet pipeline through a drying air outlet pipe; the gas heating device comprises a drying air inlet pipe communicated with a circulating air outlet pipeline, the top of the drying air inlet pipe is communicated with a heating cavity with a heating coil, and the top of the heating cavity is communicated with a heating drying pipeline through a hot air induced draft fan.
The cabinet body in be provided with the inside cabinet door terminal box that is connected with the controller, inside cabinet door terminal box sets up in one side of components and parts installation fixed plate, is provided with a plurality of butt joint holes of installation on components and parts installation fixed plate, a plurality of butt joint holes are the show structure and offer on components and parts installation fixed plate, the top of the dehumidification cabinet of bleeding and heating and the top parallel and level of the cabinet body, the bottom of the dehumidification cabinet of bleeding and heating and the bottom parallel and level of airtight bottom isolation cabinet.
The shape and the size of upper portion whirl water collecting plate and lower part whirl water collecting plate all equal, the bottom surface of upper portion whirl water collecting plate is located the top of leak isolation baffle, the top surface of lower part whirl water collecting plate is located cabinet body roof bottom surface below, upper portion whirl water collecting plate and lower part whirl water collecting plate are crisscross installation from top to bottom, the bottom of upper portion whirl water collecting plate is linked together with the side bottom of lower part whirl water collecting plate, the top of lower part whirl water collecting plate is linked together with the side top of upper portion whirl water collecting plate, the guiding gutter that longitudinal structure arranged has all been seted up on upper portion whirl water collecting plate and the lower part whirl water collecting plate.
The sealed bottom isolation cabinet is internally and fixedly provided with a valve isolation cavity, the heat dissipation electromagnetic valve and the dehumidification electromagnetic valve are arranged in the valve isolation cavity, the heat dissipation electromagnetic valve and the dehumidification electromagnetic valve are respectively connected with an internal cabinet door junction box through wires, the valve isolation cavity, the air suction dehumidification cabinet and the outer shell of the heating dehumidification cabinet are made of insulating materials, and the air suction dehumidification cabinet and the heating dehumidification cabinet are respectively provided with a first opening and closing access door and a second opening and closing access door.
The air compressor is characterized in that the position of the air inlet of the air compressor is not lower than the position of the water inlet of the drain pipe, the bottom of the condenser is arranged on a water collecting plate matched with the top of the drain pipe, the water collecting cavity is of a sealed tank structure, the water collecting pipe is communicated with the top of the water collecting cavity, the drying air outlet pipe is communicated with the circulating air inlet pipe through a first turning connecting pipe, and the circulating air outlet pipe is communicated with the drying air inlet pipe through a second turning connecting pipe.
The heating and drying pipeline is arranged at the side edge of the top of the cabinet body, the arrangement position of the dehumidifying pipe and the arrangement position of the heating and drying pipeline are symmetrical, the inner end of the dehumidifying pipe and the top of the drying air outlet pipe are arranged on the same plane vertical to the horizontal plane, and the inner end of the heating and drying pipeline and the top of the drying air inlet pipe are arranged on the same plane vertical to the horizontal plane.
The water diversion plate is arranged at the rear side of the heat dissipation air inlet cavity, the top surface of the heat dissipation air inlet cavity is not lower than the top surface of the leak isolation baffle, the heat dissipation air inlet cavity is of a square funnel-shaped structure, the bottom of the heat dissipation air inlet cavity is communicated with the top of the heat dissipation electromagnetic valve, the water diversion plate is of a plate-shaped structure which is obliquely arranged, and the inclined end of the bottom of the water diversion plate is communicated with the water inlet of the water collecting pipe.
The dampproof method of the distribution box for the humid environment comprises the following steps:
when the heat radiation operation is required to be implemented, the controller is used for closing the dehumidifying electromagnetic valve and the dehumidifying electromagnetic valve, the air inlet electromagnetic valve, the evaporator, the condenser, the air compressor, the radiating electromagnetic valve and the radiating dehumidifying fan are opened, external moist air enters the air inlet electromagnetic valve through the air inlet and enters the evaporator, the condenser and the air compressor through the air inlet pipeline, the external moist air is dried in the condensing cavity, condensed water generated in the drying process is collected into the water accumulation cavity through the drain pipe, the dried air enters the circulating air inlet pipeline through the drying air outlet pipe, and then is conveyed to the front side of the inner cavity of the cabinet body through the radiating electromagnetic valve and the radiating air inlet cavity, and heat generated by the components on the front side component mounting fixing plate of the inner cavity of the cabinet body is taken away upwards and is discharged through the radiating dehumidifying fan;
when dehumidification operation is needed, the air inlet electromagnetic valve and the heat dissipation electromagnetic valve are closed, the dehumidifying electromagnetic valve, the evaporator, the condenser, the air compressor, the dehumidifying electromagnetic valve, the heating coil and the hot air induced draft fan are opened, moist air in the inner cavity of the cabinet body enters the dehumidifying electromagnetic valve through the dehumidifying pipe and dehumidifies through the evaporator, the condenser and the air compressor, outside moist air is dried in the condensing cavity, condensed water generated in the drying process is collected into the ponding cavity through the drain pipe, the dried air enters the circulating air inlet pipeline through the drying air outlet pipe and is conveyed into the heating cavity through the dehumidifying electromagnetic valve and the drying air inlet pipe, the heated dry air is conveyed into the heating drying pipeline through the hot air induced draft fan and finally enters the cabinet body through the heating drying pipeline, the moist air is sucked into the condensing cavity again through the dehumidifying pipe under the continuous operation of the air compressor, finally, the moist air in the cabinet body is dried through at least one side circulation, and finally the heat dissipation air is discharged out of the air extractor through the one-way fan, and the one-way fan is arranged above the heat dissipation valve.
The invention has the following positive effects:
firstly, the external moist air is sucked into the cabinet body through the air inlet electromagnetic valve, the evaporator, the condenser, the air compressor and the heat dissipation electromagnetic valve, heat in the cabinet body is taken away through the heat dissipation and moisture extraction fan, circuit aging caused by high temperature in the cabinet body is prevented, in the ventilation operation process of implementing heat discharge, the air sucked from the outside is ensured to be effectively removed firstly, and ventilation operation is performed after moisture is effectively removed, so that the external moist air is ensured not to enter the inner cavity of the cabinet body, and the external moist air is prevented from corroding components in the inner cavity of the cabinet body during the ventilation and heat dissipation operation;
secondly, this product adopts the dehumidification of dehumidification pipe cooperation, ponding to collect, air heating to realize the circulation operation in cabinet body bottom, carry out closed circulation dehumidification operation to the internal moisture of airtight cabinet, condensate water and wall built-up water on the collector plate of circling round and the comdenstion water that dehumidification condensation in-process produced can be implemented through ponding chamber and collect, guarantee the drying of cabinet body inner chamber, and cooperate the operation of ventilation heat dissipation operation, realize the drying of solid, be fit for using in humid environment, dehumidify its dampproofing effect is obvious.
Drawings
Fig. 1 is a schematic diagram of a front view structure of the present invention.
Fig. 2 is a schematic left-view structure of the present invention.
Fig. 3 is a right-side view of the present invention.
Fig. 4 is a schematic diagram of the internal structure of the front view of the present invention.
FIG. 5 is a schematic diagram of a second front view of the present invention.
FIG. 6 is a third schematic diagram of the internal structure of the front view of the present invention.
Fig. 7 is a right-side view of the internal structure of the present invention.
Fig. 8 is a left-view internal structure diagram of the present invention.
Detailed Description
As shown in fig. 1, 2, 3, 4, 5, 6, 7 and 8, the distribution box for the humid environment comprises a cabinet body 1, a sealing cabinet door 4 with a controller 5, which is arranged at the front side of the cabinet body 1, a heat dissipation and moisture extraction fan 9 which is fixedly arranged at the top of the cabinet body 1 and is electrically connected with the controller 5, wherein an air extraction and dehumidification cabinet 2 and a heating and dehumidification cabinet 3 are respectively and fixedly arranged at two sides of the cabinet body 1, a closed bottom isolation cabinet 6 is fixedly arranged between the air extraction and dehumidification cabinet 2 and the heating and dehumidification cabinet 3 below the cabinet body 1, a leak isolation baffle 18 with a water leakage hole 41 is fixedly arranged at the middle lower part of the rear side of an inner cavity of the cabinet body 1, a lower rotary water collecting plate 14 is fixedly arranged at the top of the leak isolation baffle 18, an upper rotary water collecting plate 11 is fixedly arranged at the bottom surface of the top wall of the cabinet body 1 above the leak isolation baffle 18, and a component installation fixing plate 15 is fixedly arranged at the outer sides of the upper rotary water collecting plate 11 and the lower rotary water collecting plate 14; one side of the inner cavity of the cabinet body 1 is communicated with the air-extracting and dehumidifying cabinet 2 through a dehumidifying pipe 12, the other side of the dehumidifying pipe 12 is communicated with the outside through a gas inlet 10, a dehumidifying device at the bottom of the dehumidifying pipe 12 is communicated with a circulating air inlet pipeline 22 arranged in the sealed bottom isolating cabinet 6 through a pipeline, the circulating air inlet pipeline 22 is respectively communicated with a heat-radiating electromagnetic valve 25 and a dehumidifying electromagnetic valve 24, the heat-radiating electromagnetic valve 25 is communicated with a heat-radiating air inlet cavity 19 arranged at the front side of the leak hole isolating baffle 18, the dehumidifying electromagnetic valve 24 is communicated with a gas heating device arranged in the heating dehumidifying cabinet 3 through a circulating air outlet pipeline 23, and the gas heating device is communicated with the other side of the inner cavity of the cabinet body 1 through a heating and drying pipeline 13. The dehumidifying device comprises an air suction pipeline 34 communicated with the dehumidifying pipe 12, an dehumidifying electromagnetic valve 36 is arranged between the air suction pipeline 34 and the dehumidifying pipe 12, an air inlet electromagnetic valve 35 is arranged between the air suction pipeline 34 and the air inlet 10, the bottom of the air suction pipeline 34 is communicated with an evaporator 33, the bottom of the evaporator 33 is communicated with a condensing cavity 31 with a condenser 32, one side of the condensing cavity 31 is communicated with an air compressor 30, the bottom of the other side of the condensing cavity 31 is communicated with a water accumulation cavity 27 through a water discharge pipe 29, the water accumulation cavity 27 is communicated with the top of a water diversion plate 20 arranged below a leak hole isolation baffle 18 through a water collection pipe 26, and the air compressor 30 is communicated with a circulating air inlet pipeline 22 through a drying air outlet pipe 28; the gas heating device comprises a drying air inlet pipe 40 communicated with the circulating air outlet pipeline 23, the top of the drying air inlet pipe 40 is communicated with a heating cavity 38 with a heating coil 39, and the top of the heating cavity 38 is communicated with the heating and drying pipeline 13 through a hot air induced draft fan 37.
The cabinet body 1 in be provided with the inside cabinet door terminal box 17 that is connected with the controller 5, inside cabinet door terminal box 17 sets up in one side of components and parts installation fixed plate 15, is provided with a plurality of butt joint holes 16 of installation on components and parts installation fixed plate 15, a plurality of butt joint holes are the show structure and offer on components and parts installation fixed plate 15, the top of dehumidification cabinet 2 and dehumidification cabinet 3 of heating is parallel and level with the top of cabinet body 1, the bottom of dehumidification cabinet 2 and dehumidification cabinet 3 of heating is parallel and level with the bottom of airtight bottom isolation cabinet 6. The shape and the size of the upper convolution collecting plate 11 and the lower convolution collecting plate 14 are equal, the bottom surface of the upper convolution collecting plate 11 is located above the leak hole isolation baffle 18, the top surface of the lower convolution collecting plate 14 is located below the bottom surface of the top wall of the cabinet body 1, the upper convolution collecting plate 11 and the lower convolution collecting plate 14 are installed in a vertically staggered mode, the bottom of the upper convolution collecting plate 11 is communicated with the bottom of the side surface of the lower convolution collecting plate 14, the top of the lower convolution collecting plate 14 is communicated with the top of the side surface of the upper convolution collecting plate 11, and the upper convolution collecting plate 11 and the lower convolution collecting plate 14 are provided with guide grooves 42 which are longitudinally arranged. The sealed bottom isolation cabinet 6 is internally and fixedly provided with a valve isolation cavity 21, a heat dissipation electromagnetic valve 25 and a dehumidification electromagnetic valve 24 are arranged in the valve isolation cavity 21, the heat dissipation electromagnetic valve 25 and the dehumidification electromagnetic valve 24 are respectively connected with an internal cabinet door junction box 17 through wires, shells of the valve isolation cavity 21, the air-extraction dehumidification cabinet 2 and the heating dehumidification cabinet 3 are made of insulating materials, and a first opening and closing access door 7 and a second opening and closing access door 8 are respectively arranged on the air-extraction dehumidification cabinet 2 and the heating dehumidification cabinet 3.
The air compressor 30 is characterized in that the position of the air inlet of the air compressor is not lower than the position of the water inlet of the drain pipe 29, the bottom of the condenser 32 is arranged on a water collecting plate matched with the top of the drain pipe 29, the water collecting cavity 27 is of a sealed tank structure, the water collecting pipe 26 is communicated with the top of the water collecting cavity 27, the drying air outlet pipe 28 is communicated with the circulating air inlet pipe 22 through a first turning connecting pipe, and the circulating air outlet pipe 23 is communicated with the drying air inlet pipe 40 through a second turning connecting pipe. The heating and drying pipeline 13 is arranged at the side edge of the top of the cabinet body 1, the arrangement position of the dehumidifying pipe 12 and the arrangement position of the heating and drying pipeline 13 are symmetrical, the inner end of the dehumidifying pipe 12 and the top of the drying air outlet pipe 28 are arranged on the same plane vertical to the horizontal plane, and the inner end of the heating and drying pipeline 13 and the top of the drying air inlet pipe 40 are arranged on the same plane vertical to the horizontal plane. The water diversion plate 20 is arranged at the rear side of the heat dissipation air inlet cavity 19, the top surface of the heat dissipation air inlet cavity 19 is not lower than the top surface of the leak isolation baffle 18, the heat dissipation air inlet cavity 19 is of a square funnel-shaped structure, the bottom of the heat dissipation air inlet cavity 19 is communicated with the top of the heat dissipation electromagnetic valve 25, the water diversion plate 20 is of a plate-shaped structure which is obliquely arranged, and the inclined end of the bottom of the water diversion plate 20 is communicated with the water inlet of the water collecting pipe 26.
The moisture-proof method of the distribution box for the humid environment comprises the following steps:
when the heat dissipation operation is required to be implemented, a temperature sensor and a humidity sensor which are connected with the controller 5 are installed on the component installation fixing plate 15, the dehumidifying electromagnetic valve 36 and the dehumidifying electromagnetic valve 24 are closed through the controller 5, the air inlet electromagnetic valve 35, the evaporator 33, the condenser 32, the air compressor 30, the heat dissipation electromagnetic valve 25 and the heat dissipation dehumidifying fan 9 are opened, external moist air enters the air inlet electromagnetic valve 35 through the air inlet 10 and enters the evaporator 33, the condenser 32 and the air compressor 30 through the air suction pipeline 34, the external moist air is subjected to the drying operation in the condensation cavity 31, condensed water generated in the drying process is collected into the water accumulation cavity 27 through the drain pipe 29, the dried air enters the circulating air inlet pipeline 22 through the drying air outlet pipe 28, and then is conveyed to the front side of the inner cavity of the cabinet body 1 through the heat dissipation electromagnetic valve 25 and the heat dissipation air inlet cavity 19, and heat generated by components on the component installation fixing plate 15 on the front side of the inner cavity of the cabinet body 1 is taken upwards and is discharged through the heat dissipation dehumidifying fan 9;
when dehumidification operation is required, the air inlet solenoid valve 35 and the heat dissipation solenoid valve 25 are closed, the dehumidifying solenoid valve 36, the evaporator 33, the condenser 32, the air compressor 30, the dehumidifying solenoid valve 24, the heating coil 39 and the hot air induced draft fan 37 are opened, moist air in the inner cavity of the cabinet body 1 enters the dehumidifying solenoid valve 36 through the dehumidifying pipe 12, dehumidifies through the evaporator 33, the condenser 32 and the air compressor 30, the outside moist air is dried in the condensing cavity 31, condensed water generated in the drying process is collected into the water accumulation cavity 27 through the water discharge pipe 29, the dried air enters the circulating air inlet pipe 22 through the drying air outlet pipe 28 and is conveyed into the heating cavity 38 through the dehumidifying solenoid valve 24 and the drying air inlet pipe 40, the heated dry air is conveyed into the heating drying pipe 13 through the hot air induced draft fan 37 and finally enters the cabinet body 1 through the heating drying pipe 13, the moist air is continuously moved in the gaps of the upper rotary water collecting plate 11 and the lower rotary water collecting plate 14 distributed vertically in the cabinet body 1, the moist air is continuously moved in the air suction cavity 30, the moist air is sucked into the dehumidifying cabinet body through the upper rotary water collecting plate 11 and the condensing air through the upper rotary air collecting plate 31, the moist air is discharged out of the air circulating fan 9 through the air suction pipe 9 again through the drying air inlet pipe 40, and finally the moist air is discharged out of one side 9 through the air circulation fan 9 at least one side of the air circulation fan is opened.
When the product is specifically operated, the temperature sensor and the humidity sensor which are connected with the controller 5 are arranged on the component mounting and fixing plate 15, the temperature sensor is used for monitoring the temperature of the inner cavity of the cabinet body 1, and the corresponding ventilation and heat dissipation operation is automatically started through the controller 5. The humidity sensor is used for monitoring the humidity of the inner cavity of the cabinet body 1, and the controller 5 is used for automatically starting corresponding dehumidification operation. When the ventilation and heat dissipation operation is performed, the dehumidification operation is performed after the outside humid air is sucked, the dryness of the outside sucked air is guaranteed, then the upward ventilation and heat dissipation operation through the bottom of the cabinet body 1 is performed, the uniform heat dissipation of the inner cavity of the cabinet body is guaranteed, and the bottom-up ventilation operation is realized. When the dehumidification operation is operated, the closed internal circulation dehumidification mode is implemented, the internal circulation dehumidification operation of the inner cavity of the cabinet body 1 is implemented through the circulating air inlet pipeline 22 and the circulating air outlet pipeline 23 which are arranged at the bottom, the dehumidification effect is obvious, the dehumidification is thorough, the excessive energy consumption problem of the dehumidification operation caused by external moist air cannot be introduced, meanwhile, the closed pipeline is formed by the closed and sealed pipeline system, the condensation cavity 31 and the heating cavity 38 in the matched operation of the closed and sealed pipeline system, the condensation cavity 31 and the heating cavity 38, the closed pipeline is ensured in the dehumidification process, the external moist air cannot enter the closed loop in the whole operation process, the internal cavity of the cabinet body 1 and the components mounted on the component mounting and fixing plate 15 can be thoroughly dehumidified, and the components and the circuit are protected from being damaged by moist gas.
Claims (8)
1. The utility model provides a block terminal for humid environment, includes cabinet body (1), installs sealed cabinet door (4) that have controller (5) at cabinet body (1) front side, fixed mounting at cabinet body (1) top with controller (5) electric connection's heat dissipation dehumidifier (9), its characterized in that: the two sides of the cabinet body (1) are respectively and fixedly provided with an air-air dehumidifying cabinet (2) and a heating dehumidifying cabinet (3), a closed bottom isolation cabinet (6) is fixedly arranged between the air-air dehumidifying cabinet (2) and the heating dehumidifying cabinet (3) below the cabinet body (1), a leak isolation baffle (18) with a water leakage hole (41) is fixedly arranged at the middle lower part of the rear side of the inner cavity of the cabinet body (1), a lower rotary water collecting plate (14) is fixedly arranged at the top of the leak isolation baffle (18), an upper rotary water collecting plate (11) is fixedly arranged at the bottom surface of the top wall of the cabinet body (1) above the leak isolation baffle (18), and a component mounting and fixing plate (15) is fixedly arranged at the outer sides of the upper rotary water collecting plate (11) and the lower rotary water collecting plate (14); one side of the inner cavity of the cabinet body (1) is communicated with the air-extracting and dehumidifying cabinet (2) through a dehumidifying pipe (12), the other side of the dehumidifying pipe (12) is communicated with the outside through a gas inlet (10), a bottom dehumidifying device of the dehumidifying pipe (12) is communicated with a circulating air inlet pipeline (22) arranged in a sealed bottom isolating cabinet (6) through a pipeline, the circulating air inlet pipeline (22) is respectively communicated with a heat-radiating electromagnetic valve (25) and a dehumidifying electromagnetic valve (24), the heat-radiating electromagnetic valve (25) is communicated with a heat-radiating air inlet cavity (19) arranged at the front side of a leak isolation baffle (18), the dehumidifying electromagnetic valve (24) is communicated with a gas heating device arranged in the heating dehumidifying cabinet (3) through a circulating air outlet pipeline (23), and the gas heating device is communicated with the other side of the inner cavity of the cabinet body (1) through a heating and drying pipeline (13); the dehumidifying device comprises an air suction pipeline (34) communicated with the dehumidifying pipe (12), an dehumidifying electromagnetic valve (36) is arranged between the air suction pipeline (34) and the dehumidifying pipe (12), an air inlet electromagnetic valve (35) is arranged between the air suction pipeline (34) and the air inlet (10), the bottom of the air suction pipeline (34) is communicated with an evaporator (33), the bottom of the evaporator (33) is communicated with a condensing cavity (31) with a condenser (32), one side of the condensing cavity (31) is communicated with an air compressor (30), the bottom of the other side of the condensing cavity (31) is communicated with a water accumulation cavity (27) through a water collecting pipe (29), the water accumulation cavity (27) is communicated with the top of a water diversion plate (20) arranged below a leak isolation baffle (18), and the air compressor (30) is communicated with a circulating air inlet pipeline (22) through a drying air outlet pipe (28); the gas heating device comprises a drying air inlet pipe (40) communicated with the circulating air outlet pipeline (23), the top of the drying air inlet pipe (40) is communicated with a heating cavity (38) with a heating coil pipe (39), and the top of the heating cavity (38) is communicated with the heating and drying pipeline (13) through a hot air induced draft fan (37).
2. The electrical box for a humid environment according to claim 1, wherein: the cabinet body (1) in be provided with inside cabinet door terminal box (17) that are connected with controller (5), inside cabinet door terminal box (17) set up in one side of components and parts installation fixed plate (15), be provided with on components and parts installation fixed plate (15) and install a plurality of butt joint holes (16), a plurality of butt joint holes are the show structure and offer on components and parts installation fixed plate (15), the top of dehumidification cabinet (2) of bleeding and heating and dehumidification cabinet (3) and the top parallel and level of cabinet body (1), the bottom of dehumidification cabinet (2) of bleeding and heating and dehumidification cabinet (3) and the bottom parallel and level of airtight bottom isolation cabinet (6).
3. The electrical box for a humid environment according to claim 1, wherein: the shape and the size of the upper convolution collecting plate (11) and the lower convolution collecting plate (14) are equal, the bottom surface of the upper convolution collecting plate (11) is located above the leak hole isolation baffle (18), the top surface of the lower convolution collecting plate (14) is located below the bottom surface of the top wall of the cabinet body (1), the upper convolution collecting plate (11) and the lower convolution collecting plate (14) are installed in an up-down staggered mode, the bottom of the upper convolution collecting plate (11) is communicated with the bottom of the side surface of the lower convolution collecting plate (14), the top of the lower convolution collecting plate (14) is communicated with the top of the side surface of the upper convolution collecting plate (11), and the upper convolution collecting plate (11) and the lower convolution collecting plate (14) are provided with guide grooves (42) which are longitudinally arranged.
4. The electrical box for a humid environment according to claim 1, wherein: the sealed bottom isolation cabinet (6) in fixed mounting have valve isolation chamber (21), in valve isolation chamber (21) are installed to radiating solenoid valve (25) and dehumidification solenoid valve (24), radiating solenoid valve (25) and dehumidification solenoid valve (24) are connected with inside cabinet door terminal box (17) through the wire respectively, valve isolation chamber (21), the shell of dehumidification cabinet (2) and heating dehumidification cabinet (3) all adopts insulating material to make, install first access door (7) and second access door (8) that open and shut on dehumidification cabinet (2) and heating dehumidification cabinet (3) respectively.
5. The electrical box for a humid environment according to claim 1, wherein: the air compressor is characterized in that the position of the air inlet of the air compressor (30) is not lower than the position of the water inlet of the drain pipe (29), the bottom of the condenser (32) is arranged on a water collecting plate matched with the top of the drain pipe (29), the water collecting cavity (27) is of a sealed tank structure, the water collecting pipe (26) is communicated with the top of the water collecting cavity (27), the drying air outlet pipe (28) is communicated with the circulating air inlet pipe (22) through a first turning connecting pipe, and the circulating air outlet pipe (23) is communicated with the drying air inlet pipe (40) through a second turning connecting pipe.
6. The electrical box for a humid environment according to claim 1, wherein: the heating and drying pipeline (13) is arranged at the side edge position of the top of the cabinet body (1), the arrangement position of the dehumidifying pipe (12) and the arrangement position of the heating and drying pipeline (13) are mutually symmetrical, the inner end of the dehumidifying pipe (12) and the top of the drying air outlet pipe (28) are arranged on the same plane vertical to the horizontal plane, and the inner end of the heating and drying pipeline (13) and the top of the drying air inlet pipe (40) are arranged on the same plane vertical to the horizontal plane.
7. The electrical box for a humid environment according to claim 1, wherein: the water diversion board (20) set up the rear side in heat dissipation air inlet cavity (19), the top surface in heat dissipation air inlet cavity (19) is not less than the top surface of leak isolation baffle (18), heat dissipation air inlet cavity (19) are square funnel-shaped structure, the bottom in heat dissipation air inlet cavity (19) is linked together with the top of heat dissipation solenoid valve (25), water diversion board (20) are the platy structure of slope setting, the bottom slope end in water diversion board (20) is linked together with the water inlet of receipts water pipe (26).
8. A method of protecting a distribution box for a humid environment according to claim 1, wherein the method of protecting a distribution box from moisture comprises:
when the heat dissipation operation is required to be implemented, a temperature sensor and a humidity sensor which are connected with a controller (5) are installed on a component installation fixing plate (15), a dehumidifying electromagnetic valve (36) and a dehumidifying electromagnetic valve (24) are closed through the controller (5), an air inlet electromagnetic valve (35), an evaporator (33), a condenser (32), an air compressor (30), a radiating electromagnetic valve (25) and a radiating and dehumidifying fan (9) are opened, external moist air enters the air inlet electromagnetic valve (35) through an air inlet (10), enters an evaporator (33), a condenser (32) and an air compressor (30) through an air suction pipeline (34), condensed water generated in the drying process is collected into a water accumulation cavity (27) through a drain pipe (29), the dried air enters a circulating air inlet pipeline (22) through a drying air outlet pipe (28), is then conveyed to the front side of an inner cavity of a cabinet body (1) through the electromagnetic valve (25) and the radiating air inlet cavity (19), and heat generated on the component installation fixing plate (15) at the front side of the inner cavity of the cabinet body (1) is taken away upwards through the radiating fan (9);
when dehumidification operation is needed, the air inlet electromagnetic valve (35) and the heat dissipation electromagnetic valve (25) are closed, the dehumidifying electromagnetic valve (36), the evaporator (33), the condenser (32), the air compressor (30), the dehumidifying electromagnetic valve (24), the heating coil (39) and the hot air induced draft fan (37) are opened, moist air in the inner cavity of the cabinet body (1) enters the dehumidifying electromagnetic valve (36) through the dehumidifying pipe (12), dehumidifies through the evaporator (33), the condenser (32) and the air compressor (30), the outside moist air is dried in the condensing cavity (31), condensed water generated in the drying process is collected into the water collecting cavity (27) through the drain pipe (29), the dried air enters the circulating air inlet pipeline (22) through the drying air outlet pipe (28), is conveyed into the heating cavity (38) through the dehumidifying electromagnetic valve (24) and the drying air inlet pipe (40), the heated air enters the heating cavity (13) through the heating coil (39) installed in the heating cavity (38), finally enters the cabinet body (1) through the heating pipeline (13) and passes through the upper water collecting plate (14) and the lower water collecting plate (11) in the staggered mode, and under the continuous operation of the air compressor (30), part of hot air is sucked into the condensing cavity (31) again through the dehumidifying pipe (12) for drying, the humid air in the cabinet body (1) is circularly dried at least at one side, the heat dissipation dehumidifying fan (9) is finally started for discharging, and a one-way air outlet valve is arranged above the heat dissipation dehumidifying fan (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310543755.5A CN116526324B (en) | 2023-05-15 | 2023-05-15 | Block terminal for humid environment and dampproof method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310543755.5A CN116526324B (en) | 2023-05-15 | 2023-05-15 | Block terminal for humid environment and dampproof method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN116526324A CN116526324A (en) | 2023-08-01 |
| CN116526324B true CN116526324B (en) | 2024-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310543755.5A Active CN116526324B (en) | 2023-05-15 | 2023-05-15 | Block terminal for humid environment and dampproof method thereof |
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| CN (1) | CN116526324B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205407047U (en) * | 2016-03-09 | 2016-07-27 | 国家电网公司 | Dampproofing dehydrating unit in transformer substation hyperbaric chamber |
| CN215911744U (en) * | 2021-08-25 | 2022-02-25 | 浙江沪升电气有限公司 | Switch board with outdoor dampproofing function |
| CN216251825U (en) * | 2021-09-14 | 2022-04-08 | 谢健 | Block terminal with inside dehumidification function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10141730B2 (en) * | 2017-04-07 | 2018-11-27 | Bobsbox, Llc. | In-ground enclosure system |
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2023
- 2023-05-15 CN CN202310543755.5A patent/CN116526324B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205407047U (en) * | 2016-03-09 | 2016-07-27 | 国家电网公司 | Dampproofing dehydrating unit in transformer substation hyperbaric chamber |
| CN215911744U (en) * | 2021-08-25 | 2022-02-25 | 浙江沪升电气有限公司 | Switch board with outdoor dampproofing function |
| CN216251825U (en) * | 2021-09-14 | 2022-04-08 | 谢健 | Block terminal with inside dehumidification function |
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| Publication number | Publication date |
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| CN116526324A (en) | 2023-08-01 |
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