CN115332948A

CN115332948A - Outdoor distribution box in rainy area

Info

Publication number: CN115332948A
Application number: CN202210764238.6A
Authority: CN
Inventors: 李海红; 鲍凯; 李建; 柯维
Original assignee: Yuanzhou Electric Co ltd
Current assignee: Yuanzhou Electric Co ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-11-11

Abstract

The invention provides an outdoor distribution box in a rainy area, belongs to the technical field of electrical equipment, and is used for solving the technical problem that the interior of a box body is easily affected with damp due to heat dissipation when the conventional distribution box is used in the rainy area. The water storage box comprises a box body, wherein a mounting frame and a mounting plate are arranged in the box body, a temperature sensor is mounted on the mounting plate, a hollow C-shaped plate is fixed on the back surface of the mounting plate, the upper end of the hollow C-shaped plate is connected with a water inlet pipe, the lower end of the hollow C-shaped plate is connected with a water outlet pipe, a spiral pipe is connected between the two ends of the hollow C-shaped plate, a water tank is fixed at the upper end of the box body, an outer side heat dissipation assembly is arranged on the back surface of the box body, an air inner circulation assembly is arranged in the box body, and a water storage mechanism is arranged on the water tank; according to the invention, the inside of the box body is subjected to circulating water cooling, so that the drying of the air inside the box body is ensured; the water cooling can be continuously carried out, the water cooling effect is good, and the heat dissipation capability is strong; the rainwater is automatically collected in rainy days, the water consumption in the water tank is supplemented, and the device can be conveniently used for a long time.

Description

Outdoor distribution box in rainy area

Technical Field

The invention belongs to the technical field of electrical equipment, relates to a distribution box, and particularly relates to an outdoor distribution box in a rainy area.

Background

The distribution box is a low-voltage distribution box 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 electrical wiring requirement. The circuit can be switched on or off by a manual or automatic switch in normal operation, and can be switched off or give an alarm by a protective electrical appliance in fault or abnormal operation, various parameters in operation can be displayed by a measuring instrument, some electrical parameters can be adjusted, and the deviation from the normal working state can be prompted or signaled, and the circuit is commonly used in various factories, buildings and substations.

Because circuit board compact structure in the block terminal, capacitor, inductor etc. all can give off a large amount of heats on the circuit board, and the heat dissipation space is limited in the block terminal, and its heat dissipation is just more important, and when the block terminal was used in rainy area, inside can be with the leading-in block terminal of external moist air during radiator fan operation, lead to components and parts short circuit or damage easily, be in humid environment for a long time also cause components and parts wiring position easily to receive the corruption, lead to the circuit not to lead to the fact.

Based on the design, the outdoor distribution box for the rainy region is designed.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides an outdoor distribution box in a rainy area, which aims to solve the technical problems that: how to fully dispel the heat under the dry condition in the assurance block terminal.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides an outdoor block terminal of rainy area, the power distribution box comprises a box body, the inside bottom of box is provided with the mounting bracket, the upper end of mounting bracket is provided with the mounting panel, install temperature sensor on the mounting panel, the back of mounting panel is fixed with the hollow C shaped plate of hugging closely the mounting panel, and hollow C shaped plate upper end is connected with the inlet tube, its lower extreme is connected with the outlet pipe, be connected with a plurality of equidistant distribution's spiral pipe between the both ends of hollow C shaped plate, the upper end of box is fixed with the water tank, the inside water pump that is fixed with of water tank, the delivery port and the water piping connection of water pump, be connected with the wet return on the water tank, the box back is equipped with outside radiating component, outside radiating component's upper and lower both ends decibel and wet return and play water piping connection, the inside air inner loop subassembly that is equipped with of box, the water tank upper end is equipped with retaining mechanism.

The working principle of the invention is as follows: the water pump imports hollow C-shaped board and spiral pipe with the water in the water tank from the inlet tube in, carry out the heat exchange through hollow C-shaped board and mounting panel, cool down various components and parts installed on the mounting panel, then absorbed in the mounting panel thermal water and passed through outlet pipe flow to outside radiator unit and dispel the heat to the external world, then in rethread wet return gets into the water tank, and air inner loop subassembly can make the inside air of box and spiral pipe carry out abundant heat exchange, thereby cool off the inside air of box, and then cool down components and parts, and on rainy day, retaining mechanism can filter the rainwater and fill in the water tank, the water yield loss of supplementary water tank.

Outside radiator unit is including fixing low level water pipe and the high level water pipe in the box outside, low level water pipe and play water piping connection, high level water pipe and wet return connection, be connected with a plurality of flat tubes between low level water pipe and the high level water pipe, and the flat tube not with the box contact, and the flat tube has the copper product to make, and the equal dead lever in both sides at the box back has the protection casing, and the protection casing is close to the side opening setting of flat tube, has seted up a plurality of air intakes on the protection casing, and the protection casing inboard is fixed with a plurality of radiator fan.

By adopting the structure, the heat radiation fans on the two sides suck air into the protective cover, then blow the air to the gap between the flat tube and the box body through the side end opening of the protective cover, finally flow out of the gap between the flat tube, and can fully reduce the water which flows in the flat tube and absorbs the heat in the box body, so that the water entering the water tank is cooled again, and the circulating water cooling is realized.

The flat tubes are inclined toward the middle of the plurality of flat tubes near the side ends of the tank body.

By adopting the structure, the inclination direction of the flat tube is consistent with the air flowing direction, so that air blown to the middle from two sides can fully flow to the middle position, the flat tube close to the middle position can be ensured to be subjected to component heat dissipation, and the heat dissipation effect is improved.

The outside radiator unit still includes the sprinkler pipe, is connected with the solenoid valve between sprinkler pipe and the high-order water pipe, and the both ends of sprinkler pipe are connected with two fixed branch respectively, and the fixed branch other end is fixed with the high-order water pipe, and the below of sprinkler pipe is connected with a plurality of equidistant distribution's atomizer, and the atomizer just to the flat tube.

By adopting the structure, when the external temperature is higher, the temperature sensor detects that the temperature in the box body rises to a set value only when the cooling fan is not enough to reduce the temperature of the flat tube, then the electromagnetic valve is opened, a small part of water in the high-level water pipe is sprayed to the outer surface of the flat tube through the atomizing spray head, the temperature of the flat tube is reduced through water evaporation, and the heat dissipation capacity of the equipment is improved.

The air inner circulation assembly comprises an inner circulation fan fixed at the lower end of the mounting frame, the inner circulation fan is located at the front end of the mounting plate, an air deflector is fixed at the rear end of the inner wall of the box body, and the air deflector is aligned with the spiral pipe.

By adopting the structure, the internal circulation fan blows upwards, so that the air inside the box body and at the front end of the mounting plate moves upwards, then moves towards the rear end of the mounting plate at the top of the mounting plate and moves downwards along the rear end of the mounting plate to form air circulation, and when the air moves at the rear end of the mounting plate, the air is fully contacted with the spiral pipe under the action of the air deflector to cool, and the uniform heat dissipation inside the box body is realized.

The retaining mechanism includes two trapezoidal plates, and both sides around the water tank are fixed respectively to two trapezoidal plates, and are fixed with the filter between two trapezoidal plate tops, and the lower extreme of filter is fixed with the funnel, and the lower extreme of funnel is connected with the check valve, and the lower extreme of check valve is connected on the water tank, and the funnel from top to bottom has filled the metalling in proper order, sponge layer and activated carbon layer, and the upper end of filter is equipped with the clearance subassembly, and the both ends of trapezoidal plate all are equipped with power component, and the both ends of trapezoidal plate all are fixed with the wind cap, and the wind cap is located directly over power component.

Structure more than adopting, during the rainy, the rainwater loops through filter, metalling, sponge layer and activated carbon layer to finally flow into the water tank through the check valve in, supply water consumption in the water tank, bulky impurity such as leaf etc. can save on the filter moreover, provides power by power component to the clearance subassembly this moment, and the clearance subassembly strikes off the impurity of filter, improves the collection efficiency of rainwater.

The clearance subassembly includes first axis of rotation and second axis of rotation, is fixed with the fixed plate on the wind-proof cover, and the second axis of rotation rotates and sets up between two fixed plates, and first axis of rotation rotates and sets up between two wind-proof covers, is provided with two drive belts between first axis of rotation and the second axis of rotation, and is fixed with the pole of scraping of a plurality of equidistant distributions in the middle of two drive belts, and the pole of scraping of drive belt below contacts with the filter.

Structure more than adopting, the second axis of rotation rotates, drives two drive belts and rotates, and then makes and scrapes the pole and scrape along the filter, strikes off the impurity on the filter and prevents that impurity from plugging up the rainwater.

The power assembly comprises two rotating shafts which are rotatably arranged between the two trapezoidal plates, rotating belts are installed on the two rotating shafts, a plurality of water baffles which are distributed at equal intervals are fixed on the rotating belts, one rotating shaft penetrates through the trapezoidal plates, worms are fixed at the end portions of the rotating shafts, worm wheels are fixed at the two ends of the second rotating shaft, and the worm wheels are meshed with the worms.

By adopting the structure, when raining, rainwater falls on the rotating belt, the rainwater drives the rotating belt to rotate under the action of the water baffle plate, the rotating belt rotates to drive the rotating shaft to rotate, and the rotating shaft drives the second rotating shaft to rotate through the worm wheel and the worm.

Compared with the prior art, this rainy area outdoor distribution box has following advantage:

1. through hollow C shaped plate, water pump and water tank, carry out the water-cooling to the box inside, through the air inner loop subassembly, drive the inside air flow of box for the inside heat dissipation of box is more even, need not carry out the air exchange with the external world moreover, guarantees the drying of the inside air of box, protects inside components and parts.

2. Through outside radiator unit, cool off the inside thermal rivers of box of absorption for the water-cooling can continuously go on and can improve water-cooling effect, improve equipment heat-sinking capability.

3. Through retaining mechanism, rainy day automatic collection rainwater can filter the rainwater moreover, supplements the moisture consumption in the water tank, and can not take into the water tank with impurity, and the equipment of being convenient for uses for a long time.

4. Through clearance subassembly and power component, strike off the impurity on the filter, prevent that impurity from plugging up the filter and leading to the rainwater can not flow into the funnel, improve the collection efficiency of rainwater.

Drawings

FIG. 1 is a schematic front perspective view of the present invention;

FIG. 2 is a schematic diagram of a rear perspective view of the present invention;

FIG. 3 is a schematic view of the back side of the mounting plate of the present invention;

FIG. 4 is a schematic structural diagram of an outer heat sink assembly according to the present invention;

FIG. 5 is a schematic view showing a distribution structure of flat tubes in the present invention;

FIG. 6 is a schematic view of the sprinkler tube of the present invention;

FIG. 7 is a side view of the interior of the case of the present invention;

FIG. 8 is a perspective view of the upper part of the case of the present invention;

FIG. 9 is a cross-sectional view of the upper part of the case in the present invention;

FIG. 10 is a schematic view of the cleaning assembly and power assembly of the present invention;

in the figure: 1. a box body; 2. a mounting frame; 3. mounting a plate; 4. a water tank; 5. a hollow C-shaped plate; 6. a spiral tube; 7. a water inlet pipe; 8. a water outlet pipe; 9. a water pump; 10. a water return pipe; 11. a low level water pipe; 12. a high-level water pipe; 13. a flat tube; 14. a protective cover; 15. an air inlet; 16. a heat radiation fan; 17. an electromagnetic valve; 18. a sprinkler pipe; 19. fixing the supporting rod; 20. an atomizing spray head; 21. an internal circulation fan; 22. an air deflector; 23. a trapezoidal plate; 24. a filter plate; 25. a funnel; 26. a one-way valve; 27. a first rotating shaft; 28. a fixing plate; 29. a second rotating shaft; 30. a transmission belt; 31. a scraping rod; 32. a rotating shaft; 33. a rotating belt; 34. a water baffle; 35. a worm; 36. a worm gear; 37. a windshield.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-10, the embodiment provides an outdoor distribution box for a rainy region, which includes a box body 1, a mounting frame 2 is arranged at the bottom inside the box body 1, a mounting plate 3 is arranged at the upper end of the mounting frame 2, a temperature sensor is mounted on the mounting plate 3, a hollow C-shaped plate 5 tightly attached to the mounting plate 3 is fixed on the back surface of the mounting plate 3, a water inlet pipe 7 is connected to the upper end of the hollow C-shaped plate 5, a water outlet pipe 8 is connected to the lower end of the hollow C-shaped plate, a plurality of spiral pipes 6 are connected between the two ends of the hollow C-shaped plate 5 at equal intervals, a water tank 4 is fixed at the upper end of the box body 1, a water pump 9 is fixed inside the water tank 4, a water outlet of the water pump 9 is connected to the water inlet pipe 7, a water return pipe 10 is connected to the water tank 4, an outer side heat dissipation assembly is arranged on the back surface of the box body 1, upper and lower ends of the outer side heat dissipation assembly are connected to the water return pipe 10 and the water outlet pipe 8, an air internal circulation assembly is arranged inside the box body 1, and a water storage mechanism is arranged at the upper end of the water tank 4; water pump 9 imports hollow C-shaped plate 5 and spiral pipe 6 with the water in the water tank 4 from inlet tube 7, carry out the heat exchange through hollow C-shaped plate 5 and mounting panel 3, cool down various components and parts installed on mounting panel 3, then absorbed in the mounting panel 3 thermal water flow to outside heat-radiating component and dispel the heat to the external world through outlet pipe 8, then in rethread wet return 10 gets into water tank 4, and air inner loop subassembly can make 1 inside air of box and spiral pipe 6 carry out abundant heat exchange, thereby cool off 1 inside air of box, and then cool down components and parts, and in rainy day, retaining mechanism can filter the rainwater and fill in water tank 4, replenish the water yield loss of water tank 4.

The outer side heat dissipation assembly comprises a low-position water pipe 11 and a high-position water pipe 12 which are fixed on the outer side of the box body 1, the low-position water pipe 11 is connected with the water outlet pipe 8, the high-position water pipe 12 is connected with the water return pipe 10, a plurality of flat pipes 13 are connected between the low-position water pipe 11 and the high-position water pipe 12, the flat pipes 13 are not in contact with the box body 1, the flat pipes 13 are made of copper materials, protective covers 14 are fixedly arranged on two sides of the back face of the box body 1, the protective covers 14 are arranged close to side end openings of the flat pipes 13, a plurality of air inlets 15 are formed in the protective covers 14, and a plurality of heat dissipation fans 16 are fixed on the inner sides of the protective covers 14; the heat radiation fans 16 at the two sides suck air into the protective cover 14, blow the air to the gap between the flat tube 13 and the box body 1 through the side end opening of the protective cover 14, and finally flow out of the gap between the flat tube 13, so that the water which flows in the flat tube 13 and the interior of the flat tube 13 and absorbs the heat in the box body 1 can be fully reduced, the water entering the water tank 4 is cooled again, and the circulating water cooling is realized.

The flat tubes 13 are inclined towards the middle of the flat tubes 13 near the side ends of the tank body 1; the inclination direction of the flat tubes 13 is consistent with the air flowing direction, so that air blown from two sides to the middle can fully flow to the middle position, the flat tubes 13 close to the middle position can be ensured to be subjected to component heat dissipation, and the heat dissipation effect is improved.

The outer side heat dissipation assembly further comprises a water sprinkling pipe 18, an electromagnetic valve 17 is connected between the water sprinkling pipe 18 and the high-position water pipe 12, two ends of the water sprinkling pipe 18 are respectively connected with two fixing support rods 19, the other ends of the fixing support rods 19 are fixed with the high-position water pipe 12, a plurality of atomizing nozzles 20 distributed at equal intervals are connected below the water sprinkling pipe 18, and the atomizing nozzles 20 are opposite to the flat pipes 13; when the outside temperature is high and the temperature of the flat tubes 13 is not reduced by the cooling fan 16, the temperature sensor detects that the temperature in the box body 1 rises to a set value, then the electromagnetic valve 17 is opened, a small part of water in the high-level water pipe 12 is sprayed to the outer surfaces of the flat tubes 13 through the atomizing spray head 20, the temperature of the flat tubes 13 is reduced through water evaporation, and the heat dissipation capacity of the equipment is improved.

The air internal circulation component comprises an internal circulation fan 21 fixed at the lower end of the mounting frame 2, the internal circulation fan 21 is positioned at the front end of the mounting plate 3, an air deflector 22 is fixed at the rear end of the inner wall of the box body 1, and the air deflector 22 is aligned with the spiral pipe 6; internal circulation fan 21 upwards bloies for the inside air rebound at the mounting panel 3 front end of box 1, then moves and moves downwards along the mounting panel 3 rear end at the top of mounting panel 3 to the mounting panel 3 rear end, forms air cycle, and when the air moved at the mounting panel 3 rear end, under the effect of aviation baffle 22, the air fully contacted with spiral pipe 6, cooled down, has realized the inside even heat dissipation of box 1.

The water storage mechanism comprises two trapezoidal plates 23, the two trapezoidal plates 23 are respectively fixed on the front side and the rear side of the water tank 4, a filter plate 24 is fixed between the tops of the two trapezoidal plates 23, a funnel 25 is fixed at the lower end of the filter plate 24, the lower end of the funnel 25 is connected with a one-way valve 26, the lower end of the one-way valve 26 is connected onto the water tank 4, the funnel 25 is sequentially filled with a gravel layer, a sponge layer and an activated carbon layer from top to bottom, a cleaning assembly is arranged at the upper end of the filter plate 24, power assemblies are arranged at the two ends of the trapezoidal plates 23, wind shields 37 are fixed at the two ends of the trapezoidal plates 23, and the wind shields 37 are positioned right above the power assemblies; when raining, the rainwater loops through filter 24, metalling, sponge layer and activated carbon layer to finally flow into water tank 4 through check valve 26, supply water consumption in water tank 4, bulky impurity such as leaf etc. can save on filter 24 in addition, provides power to the clearance subassembly by power component this moment, and the clearance subassembly strikes off filter 24's impurity, improves the collection efficiency of rainwater.

The cleaning assembly comprises a first rotating shaft 27 and a second rotating shaft 29, the fixing plates 28 are fixed on the windshield covers 37, the second rotating shaft 29 is rotatably arranged between the two fixing plates 28, the first rotating shaft 27 is rotatably arranged between the two windshield covers 37, two transmission belts 30 are arranged between the first rotating shaft 27 and the second rotating shaft 29, a plurality of scraping rods 31 which are distributed at equal intervals are fixed in the middle of the two transmission belts 30, and the scraping rods 31 below the transmission belts 30 are in contact with the filter plates 24; the second rotation axis 29 rotates to drive the two transmission belts 30 to rotate, so that the scraping rod 31 scrapes along the filter plate 24, and the impurities on the filter plate 24 are scraped to prevent the impurities from blocking the rainwater.

The power assembly comprises two rotating shafts 32 which are rotatably arranged between the two trapezoidal plates 23, rotating belts 33 are installed on the two rotating shafts 32, a plurality of water baffles 34 which are distributed at equal intervals are fixed on the rotating belts 33, one of the rotating shafts 32 penetrates through the trapezoidal plates 23, a worm 35 is fixed at the end part of the rotating shaft 32, worm wheels 36 are fixed at two ends of the second rotating shaft 29, and the worm wheels 36 are meshed with the worm 35; when raining, rainwater falls on the rotating belt 33, and under the action of the water baffle 34, the rotating belt 33 is driven by the rainwater to rotate, the rotating belt 33 rotates to drive the rotating shaft 32 to rotate, and the rotating shaft 32 drives the second rotating shaft 29 to rotate through the worm wheel 36 and the worm 35.

The fixing modes are all the most common fixing connection modes in the field, such as welding, bolt connection, interference fit, key connection, bonding and the like; the above electrical components such as the temperature sensor, the water pump 9, the heat dissipation fan 16, the electromagnetic valve 17, the internal circulation fan 21, etc. are all prior art products, and can be directly purchased and used in the market, and the detailed principle is not repeated.

The working principle of the invention is as follows:

the water pump 9 inputs the water in the water tank 4 from the water inlet pipe 7 into the hollow C-shaped plate 5 and the spiral pipe 6, heat exchange is carried out between the hollow C-shaped plate 5 and the mounting plate 3, various components mounted on the mounting plate 3 are cooled, then the water absorbing the heat in the mounting plate 3 flows into the flat pipe 13 through the water outlet pipe 8, then the water enters the water tank 4 through the water return pipe 10, when water flows through the flat pipe 13, the heat radiation fans 16 at two sides suck air into the protective cover 14, the air is blown to a gap between the flat pipe 13 and the tank body 1 through the side end opening of the protective cover 14, and finally the water flows out from the gap between the flat pipes 13, so that the water which has absorbed the heat in the tank body 1 and flows in the flat pipe 13 can be fully reduced, the water entering the water tank 4 is cooled again, circulating water cooling is realized, and when the external temperature is higher, when the temperature of the flat tubes 13 is not reduced enough by the heat radiation fan 16, the temperature sensor detects that the temperature in the box body 1 rises to a set value, then the electromagnetic valve 17 is opened, a small part of water in the high-level water pipe 12 is sprayed to the outer surfaces of the flat tubes 13 through the atomizing spray head 20, the temperature of the flat tubes 13 is reduced through moisture evaporation, the heat radiation capacity of the equipment is improved, in addition, the internal circulation fan 21 blows upwards, so that the air in the box body 1 at the front end of the mounting plate 3 moves upwards, then the air moves towards the rear end of the mounting plate 3 at the top of the mounting plate 3 and downwards moves along the rear end of the mounting plate 3 to form air circulation, and when the air moves at the rear end of the mounting plate 3, the air fully contacts with the spiral tube 6 under the action of the air deflector 22 to be cooled, so that the uniform heat radiation stone layer in the box body 1 is realized, and when raining, the rainwater filter plate 24, the crushed stone layer and the rainwater filter plate sequentially pass through, sponge layer and activated carbon layer, and finally flow into in the water tank 4 through check valve 26, consume to water tank 4 normal water volume and supply, and bulky impurity such as leaf etc., can save up on filter 24, the rainwater falls on rotating band 33 this moment, under the effect of breakwater 34, the rainwater drives rotating band 33 and rotates, rotating band 33 rotates and will drive pivot 32 and rotate, pivot 32 rethread worm wheel 36 and worm 35 drive second axis of rotation 29 and rotate, second axis of rotation 29 rotates, drive two drive belts 30 and rotate, and then make and scrape pole 31 and scrape along filter 24 and move, strike off the impurity on the filter 24 and prevent that impurity from plugging up the rainwater.

Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a rainy area is outdoor with block terminal, the power distribution box comprises a box body (1), a serial communication port, box (1) inside bottom is provided with mounting bracket (2), the upper end of mounting bracket (2) is provided with mounting panel (3), install temperature sensor on mounting panel (3), the back of mounting panel (3) is fixed with hollow C shaped plate (5) of hugging closely mounting panel (3), and hollow C shaped plate (5) upper end is connected with inlet tube (7), its lower extreme is connected with outlet pipe (8), be connected with a plurality of equidistant distribution's spiral pipe (6) between the both ends of hollow C shaped plate (5), the upper end of box (1) is fixed with water tank (4), water tank (4) inside is fixed with water pump (9), the delivery port and the inlet tube (7) of water pump (9) are connected, be connected with wet return (10) on water tank (4), box (1) back is equipped with outside heat dissipation assembly, outside heat dissipation assembly's upper and lower both ends decibel is connected with wet return (10) and outlet pipe (8), box (1) inside is equipped with air inner loop subassembly, water tank (4) upper end is equipped with retaining mechanism.

2. The outdoor distribution box for the rainy region according to claim 1, wherein the outer side heat dissipation assembly comprises a low level water pipe (11) and a high level water pipe (12) fixed on the outer side of the box body (1), the low level water pipe (11) is connected with the water outlet pipe (8), the high level water pipe (12) is connected with the water return pipe (10), a plurality of flat pipes (13) are connected between the low level water pipe (11) and the high level water pipe (12), the flat pipes (13) are not in contact with the box body (1), the flat pipes (13) are made of copper materials, a protective cover (14) is fixed on each side of the back surface of the box body (1), the protective cover (14) is arranged close to a side end opening of the flat pipes (13), a plurality of air inlets (15) are formed in the protective cover (14), and a plurality of heat dissipation fans (16) are fixed on the inner side of the protective cover (14).

3. The outdoor distribution box for rainy regions according to claim 2, characterized in that the flat tubes (13) are inclined toward the middle of the plurality of flat tubes (13) near the side ends of the box body (1).

4. The outdoor distribution box for the rainy region according to claim 2, wherein the outer heat dissipation assembly further comprises a sprinkler pipe (18), an electromagnetic valve (17) is connected between the sprinkler pipe (18) and the high-level water pipe (12), two fixing support rods (19) are respectively connected to two ends of the sprinkler pipe (18), the other ends of the fixing support rods (19) are fixed to the high-level water pipe (12), a plurality of atomizing nozzles (20) are connected below the sprinkler pipe (18) and distributed at equal intervals, and the atomizing nozzles (20) are opposite to the flat pipes (13).

5. The outdoor distribution box for the rainy region according to claim 1 or 2, wherein the air internal circulation component comprises an internal circulation fan (21) fixed at the lower end of the mounting frame (2), the internal circulation fan (21) is positioned at the front end of the mounting plate (3), an air deflector (22) is fixed at the rear end of the inner wall of the box body (1), and the air deflector (22) is aligned with the spiral pipe (6).

6. The outdoor distribution box for the rainy regions according to claim 1 or 2, wherein the water storage mechanism comprises two trapezoidal plates (23), the two trapezoidal plates (23) are respectively fixed on the front side and the rear side of the water tank (4), a filter plate (24) is fixed between the tops of the two trapezoidal plates (23), a funnel (25) is fixed on the lower end of the filter plate (24), a one-way valve (26) is connected on the lower end of the funnel (25), the lower end of the one-way valve (26) is connected on the water tank (4), and the funnel (25) is sequentially filled with a rubble layer, a sponge layer and an activated carbon layer from top to bottom, a cleaning assembly is arranged at the upper end of the filter plate (24), power assemblies are arranged at the two ends of the trapezoidal plates (23), a windproof cover (37) is fixed at the two ends of the trapezoidal plates (23), and the windproof cover (37) is positioned right above the power assemblies.

7. The outdoor distribution box for the rainy area according to claim 6, characterized in that the cleaning assembly comprises a first rotating shaft (27) and a second rotating shaft (29), the fixing plates (28) are fixed on the windshield (37), the second rotating shaft (29) is rotatably arranged between the two fixing plates (28), the first rotating shaft (27) is rotatably arranged between the two windshield (37), two transmission belts (30) are arranged between the first rotating shaft (27) and the second rotating shaft (29), a plurality of scraping rods (31) which are distributed at equal intervals are fixed between the two transmission belts (30), and the scraping rods (31) below the transmission belts (30) are in contact with the filter plates (24).

8. The outdoor distribution box for the rainy region according to claim 7, wherein the power assembly comprises two rotating shafts (32) rotatably arranged between the two trapezoidal plates (23), the two rotating shafts (32) are provided with rotating belts (33), a plurality of water baffles (34) distributed at equal intervals are fixed on the rotating belts (33), one of the rotating shafts (32) penetrates through the trapezoidal plates (23), the end parts of the rotating shafts are fixed with worms (35), both ends of the second rotating shaft (29) are fixed with worm wheels (36), and the worm wheels (36) are meshed with the worms (35).