CN113851955A - Maintenance-free long-life power transformation box for mountainous area - Google Patents
Maintenance-free long-life power transformation box for mountainous area Download PDFInfo
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- CN113851955A CN113851955A CN202111124801.5A CN202111124801A CN113851955A CN 113851955 A CN113851955 A CN 113851955A CN 202111124801 A CN202111124801 A CN 202111124801A CN 113851955 A CN113851955 A CN 113851955A
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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
- H02B1/46—Boxes; 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
- H02B1/26—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
- H02B1/50—Pedestal- or pad-mounted 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
- H02B1/54—Anti-seismic devices or installations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The utility model provides a maintenance-free long-life power transformation box for mountainous areas, which relates to the technical field of power transformation boxes and comprises a bearing base, a switch door and a box body, wherein the top of the box body is provided with a drainage device, the drainage device comprises a water storage tank and a drainage plate, the drainage plate is fixed with the bottom surface of the water storage tank, one end of the bottom surface of the water storage tank is provided with a water inlet hole, the box body is internally provided with a heat exchange cavity, the side surface of the heat exchange cavity, which is close to the interior of the box body, is provided with a heat exchange window, the four-side drainage of rain weather water flow impact is carried out through the arc drainage tank, the direct impact of the water flow on the box body is reduced, the box body is kept fixed and stable, the drainage plate carries out the drainage of the water flow on the top surface of the box body, water enters the heat exchange cavity to form a water curtain, the air in the box body carries out the air exchange through the heat exchange window, the water cooling in the box body is carried out, the multidirectional dispersion of the arc surface of the external impact force through the buffering arc surface, reduce box surface stress, improve the life of transformer case in the flood, reduce to transformer case surface loss.
Description
Technical Field
The utility model relates to the technical field of transformer boxes, in particular to a maintenance-free long-service-life transformer box for mountainous areas.
Background
Outdoor transformer box is a high tension switchgear, distribution transformer and low voltage distribution device, arranges into an organic whole according to certain wiring scheme factory prefabrication indoor, outdoor compact distribution equipment, is about to transformer step-down, functions such as low voltage distribution are organically combined together, installs at one dampproofing, rust-resistant, dustproof, protection against rodents, fire prevention, theftproof, thermal-insulated, mobilizable steel construction case, and specially adapted city network construction and transformation.
According to the outdoor rainproof type transformer box disclosed by the Chinese patent No. CN210744552U, the defects of secondary accidents and low safety performance existing in the prior art are overcome, the transformer box comprises a box body, the box body is of a cavity structure, a heat conducting plate is fixed on the inner wall of the box body through countersunk bolts, radiating fins are fixedly connected to the outer side of the heat conducting plate and extend to the outer part of the box body, a box door is movably mounted on the front side of the box body through a pin shaft, and through the arrangement of the structures such as the box door, a rotating rod, a connecting rod, a supporting rod, an elastic bent frame and rainproof cloth, when the transformer box is overhauled in rainy days, the rainproof cloth carried by the top of the box door is supported and opened by a plurality of connecting rods after the box door is opened, so that the top of the box door is blocked, on one hand, the maintenance of personnel can be facilitated, on the other hand, rainwater is prevented from drifting in from the box door, and the occurrence of secondary accidents is avoided, the maintenance efficiency is improved.
According to the outdoor rainproof type power transformation box disclosed by the Chinese patent No. CN209658690U, aiming at the problems that the existing heat dissipation fan is fixedly installed, the range of blowing heat dissipation is limited, and uniform blowing heat dissipation can not be carried out on the power transformation box, the scheme is provided, the outdoor rainproof type power transformation box comprises a base, a shell is arranged on the top side of the base, a top cover is arranged above the shell, a rainproof cover is arranged above the top cover, a placing cavity is formed in the base, an installation block is movably installed in the placing cavity, a heat dissipation fan is arranged on the top side of the installation block, an air outlet hole is formed in the top side of the base, the outdoor rainproof type power transformation box is simple in structure, a motor operates to drive a rotating shaft to rotate, the rotating shaft rotates to drive a moving rod to move, the moving rod moves to drive the installation block to move, the rotating shaft rotates to drive the installation block to move, so that the heat dissipation fan on the installation block can move forwards and backwards and forwards, and backwards, and uniformly blows heat dissipation can be carried out on the power transformation box, is convenient to use.
The technical scheme that above-mentioned patent document proposes is when carrying out the outside rainwater environment of box and using, because the box surface is the plane, when the rainwater is great, the rainwater flows along box surface wall and takes place the infiltration easily, and the transformer box of rain-proof formula, the continuous rotational speed of golden fiscal surge wind energy carries out the exchange heat dissipation of interior outer air when dispelling the heat, the radiating effect is not good, when current outdoor transformer box uses in the great environment of rainwater such as mountain area simultaneously, rivers are big to the impact of box, make box fixed stability poor, and the transformer box outside is mostly the plane, make the atress concentrate, take place the damage easily, can't be applicable to the more area of rainwater for a long time and use.
Disclosure of Invention
Solves the technical problem
Aiming at the defects of the prior art, the utility model provides a maintenance-free long-service-life transformer box for mountainous areas, and solves the problems that the transformer box is poor in flow conductivity, single in heat dissipation performance, low in heat dissipation efficiency and incapable of dispersing surface stress in an environment with more rainwater.
Technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: mountain area is with non-maintaining high life transformer case, including bearing base, switch door and box, bearing base top welding is equipped with the box, the inside arc drainage groove of having seted up that runs through of bearing base, and the arc drainage groove both ends run through the adjacent side of bearing base, the box top is equipped with drainage device, drainage device includes catch basin and drainage plate, the drainage plate is fixed with the catch basin bottom surface, the inlet opening has been seted up to catch basin bottom surface one end, and the inlet opening runs through the box top surface, the heat transfer chamber has been seted up with inlet opening vertical position department to the box inside, the heat transfer chamber is close to the side of box inside and has been seted up the heat transfer window, and heat transfer window fixed surface is equipped with waterproof ventilated membrane, heat transfer chamber another side runs through and is equipped with the outlet pipe, the box outside surface is equipped with the buffering cambered surface.
Preferably, the edge of the bottom surface of the water storage tank of the drainage device is welded with the top surface of the box body, the included angle between the top surface of the drainage plate and the bottom surface of the drainage plate is 30 degrees, the water inlet hole is located in one side of the bottom end of the drainage plate, the gradient of the top surface of the water storage tank is the same as that of the drainage plate, the surface of the drainage plate is provided with the diversion trench, the diversion trench is a blind trench, and the diversion trench is adjacent to the blind trench and is provided with the water storage hole.
Preferably, catch basin both sides inner wall surface is equipped with cleaning device, sharp spout has been seted up to catch basin inner wall bilateral symmetry, and sharp spout is the same with drainage plate inclination, the straight line spout is close to the fixed power cylinder that is equipped with of one side inner wall of drainage plate top surface, and power cylinder places the direction and the same with straight line spout both ends groove length direction, both sides power cylinder's expansion end is equipped with the clearance scraper blade, and the clearance scraper blade side is fixed with power cylinder's expansion end.
Preferably, the heat dissipation window has been seted up to box surface one side department of being close to the top surface, the heat transfer chamber is kept away from the side surface of heat transfer window and has been seted up the air inlet window, and the air inlet window is located the outlet pipe top, the inside vertical direction array that follows of heat dissipation window is equipped with the fixed axle, and the fixed axle both ends are fixed with heat dissipation window both sides wall, the fixed axle surface is equipped with dustproof blade, and the fixed axle runs through dustproof blade central point and puts, and dustproof blade and fixed axle surface swing joint, and dustproof blade length is the same with heat dissipation window length, and is adjacent be equipped with the dust screen between the dustproof blade, and the dust screen edge is fixed with dustproof blade edge.
Preferably, catch basin top surface edge all welds and is equipped with and hides the rain eaves, and hides rain eaves top surface and bottom surface and be the cambered surface, and is adjacent it all seals up the processing to hide rain eaves edge department, catch basin top surface edge all adopts the fillet smooth processing with hiding the rain eaves junction.
Preferably, the buffering cambered surface adopts the integrated molding with the external surface of box, be equipped with the puigging between buffering cambered surface and the box surface, and the puigging filler is polyurethane foam, all adopts tangent fillet sealing between the adjacent buffering cambered surface to handle.
Preferably, the box openly is articulated with switch door one side, and the box openly all is equipped with the sealing strip with switch door edge seam crossing, bearing base central point puts the fixed heel post that is equipped with, the central centrosymmetry of department is followed along bearing base to the arc drainage groove.
Preferably, the number of the diversion trenches corresponds to the number of the water inlets one by one, the end parts of the diversion trenches extend to one side of the water inlets, and the positions of the diversion trenches are distributed in one-to-one correspondence with the positions of the water inlets.
Preferably, the bottom surface of the cleaning scraper is abutted to the surface of the drainage plate, the length of the cleaning scraper is the same as the width of the drainage plate, and the bottom surface of the cleaning scraper is subjected to frosting treatment.
Advantageous effects
The utility model provides a maintenance-free long-service-life transformer box for mountainous areas. The method has the following beneficial effects:
1. according to the utility model, the arc-shaped drainage grooves are formed in the bearing base at the bottom of the box body, when the box body is subjected to large impact of water flow in rainy days through the arc-shaped drainage grooves, four-side drainage is performed through the arc-shaped drainage grooves, so that the direct impact of the water flow on the box body is reduced, the box body is kept fixed and stable, meanwhile, the water flow on the top surface of the box body is drained through the drainage plates of the drainage device, the water flow enters the heat exchange cavity through the water inlet holes to form a water curtain, the air in the box body is exchanged with the air in the heat exchange cavity through the heat exchange window, the water cooling and cooling in the box body are carried out, the cambered surface of external impact force is dispersed in a multidirectional mode through the buffering cambered surface, and further the stress on the surface of the box body is reduced, so that the service life of the power transformation box in outdoor flood is prolonged, and the loss to the surface of the power transformation box is reduced.
2. The rain shielding eaves and the drainage device are fixed, so that when the transformer box is located in an area with more rainwater, water flows outwards through the water storage tank, and flows out along the edges of the rain shielding eaves after the rain shielding eaves carries out rainwater receiving and drainage, and the rainwater does not directly flow and contact the surface of the transformer box, so that the risk of water inflow at the edges of the transformer box is reduced, rainwater infiltration is prevented, and rainwater is drained and dredged correctly in rainy days.
3. The cleaning device adopts the expansion of the power cylinder of the cleaning device to drive the cleaning scraper to slide on the surface of the drainage plate, and performs timing cleaning through cleaning the bottom surface of the cleaning scraper and the surface of the drainage plate, so that the phenomenon of nesting of animals on the surface of the power transformation box when the power transformation box is located outdoors for a long time is prevented, and the surface of the power transformation box is convenient to clean.
Drawings
FIG. 1 is a schematic perspective view of the present invention before hoisting;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 3 is a front cross-sectional view of the present invention;
FIG. 4 is an enlarged view of the utility model at B of FIG. 3;
FIG. 5 is a side view of the present invention;
FIG. 6 is a top view of the present invention;
figure 7 is a top cross-sectional view of the load bearing base of the present invention.
Wherein: 1. a load-bearing base; 2. an arc-shaped drainage groove; 3. a box body; 4. opening and closing the door; 5. a drainage device; 501. a water storage tank; 502. a drainage plate; 503. a diversion trench; 504. a water storage hole; 6. a cleaning device; 601. a linear chute; 602. a power cylinder; 603. cleaning a scraper; 7. a heat exchange cavity; 8. a water inlet hole; 9. a water outlet pipe; 10. a heat exchange window; 11. an air inlet window; 12. a heat dissipation window; 13. a fixed shaft; 14. a dust-proof blade; 15. a dust screen; 16. buffering the arc surface; 17. a sound insulating layer; 18. rain eaves are covered; 19. a load-bearing column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in figures 1 and 7, the maintenance-free high-life transformer box for mountainous areas comprises a bearing base 1, a switch door 4 and a box body 3, wherein the box body 3 is welded on the top of the bearing base 1, an arc-shaped drainage groove 2 is arranged in the bearing base 1 in a penetrating manner, two ends of the arc-shaped drainage groove 2 penetrate through the adjacent side surfaces of the bearing base 1, the corresponding electric elements are arranged in the box body 3, the box body 3 is arranged at positions such as mountain feet and mountain waists of the mountainous areas through the bearing base 1 to operate the transformer box, the bearing box body 3 is formed by pouring cement and concrete, the position of the arc-shaped drainage groove 2 is arranged, the front surface of the box body 3 is hinged with one side of the switch door 4, sealing strips are arranged at the joints of the front surface of the box body 3 and the edges of the switch door 4, a bearing column 19 is fixedly arranged at the center of the bearing base 1, the arc-shaped drainage groove 2 is centrosymmetric along the center of the bearing base 1, the edge of the switch door 4 is sealed with the box body 3 through a seam, the situation that water flows along the edge seam and seeps when the power transformation box is located outdoors is prevented, the bearing column 19 supports the central position inside the bearing base 1, the stability of the arc-shaped drainage groove 2 formed inside the bearing base 1 is kept, when the power transformation box is located in an environment where outdoor rainwater frequently occurs, rainwater on the traditional ground directly impacts the surface of the power transformation box when passing through the bottom of the power transformation box, the large water flow velocity frequently impacts the bearing base 1, the fixing of the bearing base 1 and the ground is easy to loosen, so that the power transformation box is not fixed stably, the phenomenon of toppling and collapsing occurs, when the arc-shaped drainage groove 2 greatly impacts the water flow in rainy days, the four-side drainage is performed through the arc-shaped drainage groove 2, and the water flow entering from one side is drained to the two sides of the bearing base 1 through the arc-shaped drainage groove 2, reduce the direct impact of rivers to box 3, keep the fixed stability of box 3.
As shown in fig. 1-6, a drainage device 5 is arranged on the top of a box body 3, the drainage device 5 comprises a water storage tank 501 and a drainage plate 502, the drainage plate 502 is fixed to the bottom of the water storage tank 501, the edge of the bottom of the water storage tank 501 of the drainage device 5 is welded to the top of the box body 3, the included angle between the top and the bottom of the drainage plate 502 is 30 degrees, a water inlet hole 8 is arranged on one side of the bottom of the drainage plate 502, the inclination of the top of the water storage tank 501 is the same as that of the drainage plate 502, a diversion groove 503 is arranged on the surface of the drainage plate 502, the diversion groove 503 is a blind groove, a water storage hole 504 is arranged between adjacent diversion grooves 503, the water storage hole 504 stores part of rainwater on the surface of the drainage plate 502, the redundant rainwater circulates from the diversion groove 503, the water flow inside the water storage hole 504 performs water-cooling on the top of the inner side of the box body 3, the transformer box is in an outdoor rainwater environment, the top of the traditional transformer box is a plane, rainwater on the surface flows down along the wall at four sides along the top of the box body 3, therefore, the water seepage phenomenon is easily caused at the seam of the surface of the box body 3, rainwater which is extremely large on the top surface of the box body 3 is collected through the water storage tank 501, the rainwater flows from one end at a high position to one end at a low position along the surface of the drainage plate 502, the rainwater flows along the diversion groove 503 on the surface of the drainage plate 502, one end of the bottom surface of the water storage tank 501 is provided with the water inlet hole 8, the water inlet hole 8 penetrates through the top surface of the box body 3, the heat exchange cavity 7 is arranged at the position, vertical to the water inlet hole 8, inside the box body 3, the side surface, close to the inside of the box body 3, of the heat exchange cavity 7 is provided with the heat exchange window 10, the surface of the heat exchange window 10 is fixedly provided with the waterproof ventilated membrane, the other side surface of the heat exchange cavity 7 is provided with the water outlet pipe 9, the rainwater which flows along the diversion groove 503 enters the inside the heat exchange cavity 7 through the water inlet hole 8, the diversion grooves 503 are in one-to-one correspondence with the number of the water inlet holes 8, and the end parts of the diversion grooves 503 extend to one side of the water inlet hole 8, the positions of the diversion trenches 503 are distributed in one-to-one correspondence with the positions of the water inlets 8, so that a water curtain is formed from the top surface to the bottom surface of the heat exchange cavity 7, a water outlet pipe 9 at the bottom of the heat exchange cavity 7 discharges rainwater, meanwhile, a heat exchange window 10 on the side surface of the heat exchange cavity 7 is used for exchanging heat of air, an air inlet window 11 is arranged on one side surface of the heat exchange cavity 7, which is far away from the heat exchange window 10, the air inlet window 11 is positioned at the top of the water outlet pipe 9, the air entering from the air inlet window 11 is cooled through the water curtain, the heat exchange window 10 is used for exchanging air with the air in the box body 3 to perform heat exchange and cooling in the box body 3, the flow guiding plate 502 of the flow guiding device 5 is used for guiding water flow on the top surface of the box body 3, the water curtain is formed by entering the heat exchange cavity 7 through the water inlets 8, the air in the box body 3 is exchanged with the air in the heat exchange window 10 to perform water cooling in the box body 3, because the effect of the waterproof breathable film enables the heat exchange window 10 to only circulate gas and cannot be filled with liquid, the outer surface of the box body 3 is provided with the buffering cambered surface 16, the buffering cambered surface 16 and the outer surface of the box body 3 are integrally formed, the sound insulating layer 17 is arranged between the buffering cambered surface 16 and the surface of the box body 3, the filler of the sound insulating layer 17 is polyurethane foam, the energy absorption of the working sound inside the box body 3 is carried out through the sound insulating layer 17, the noise generated during the working of the box body 3 is reduced, and the polyurethane foam is corrosion-resistant and waterproof, and the better polyurethane material has a flame-retardant design and is a good choice of sound insulating materials, compared with the filler adopting the sponge as the sound insulating material, the sponge has low corrosion resistance, is inflammable and is not beneficial to outdoor long-term use, therefore, the polyurethane foam is adopted as the filler of the sound insulating layer 17, and tangent fillet sealing treatment is adopted between the adjacent buffering cambered surfaces 16, carry out the multidirectional dispersion of cambered surface of external impact force through buffering cambered surface 16 to the atress direction of 3 external surfaces of dispersion box makes 3 surface concentration stress point atress of box reduce, carries out the even atress on 3 surfaces of box, and then reduces the concentrated atress on 3 surfaces of box, prevents strong impact, prevent wind protecting against shock ability more excellent, thereby improves the life of transformer box in outdoor flood, reduces the loss to transformer box surface.
As shown in fig. 2 and 5, the inner wall surfaces of two sides of the water storage tank 501 are provided with the cleaning devices 6, two sides of the inner wall of the water storage tank 501 are symmetrically provided with linear chutes 601, the inclination angles of the linear chutes 601 and the drainage plate 502 are the same, the inner wall of one side of the linear chute 601, which is close to the top surface of the drainage plate 502, is fixedly provided with a power cylinder 602, the placing direction of the power cylinder 602 is the same as the groove length direction of two ends of the linear chute 601, the movable ends of the power cylinders 602 at two sides are provided with cleaning scrapers 603, the side surfaces of the cleaning scrapers 603 are fixed with the movable end of the power cylinder 602, the cleaning scrapers 603 are driven by the expansion and contraction of the power cylinder 602 of the cleaning devices 6 to slide on the surface of the drainage plate 502, the bottom surfaces of the cleaning scrapers 603 and the surface of the drainage plate 502 are cleaned regularly, the occurrence of the nesting phenomenon of animals on the surface of the power transformation box when the power transformation box is located outdoors for a long time is prevented, the cleaning of the surface of the power transformation box is convenient, the bottom surfaces of the cleaning scrapers 603 and the surfaces of the drainage plate 502 are abutted against the surface of the drainage plate 502, the length of the cleaning scraper 603 is the same as the width of the drainage plate 502, the bottom surface of the cleaning scraper 603 is frosted, when the power cylinder 602 extends, the surface of the cleaning scraper 603 is directly contacted with the surface of the drainage plate 502 in a comprehensive manner, the cleaning range of the surface of the drainage plate 502 is ensured, the friction force between the cleaning scraper 603 and the surface of the drainage plate 502 is increased through frosting, the cleaning of stubborn stains such as outdoor animal excrement and the like is facilitated, a heat dissipation window 12 is arranged on one side of the surface of the box body 3 close to the top surface, fixed shafts 13 are arranged in the heat dissipation window 12 in an array manner along the vertical direction, two ends of each fixed shaft 13 are fixed with two side walls of the heat dissipation window 12, dustproof blades 14 are arranged on the surface of each fixed shaft 13, each fixed shaft 13 penetrates through the center of each dustproof blade 14, each dustproof blade 14 is movably connected with the surface of each fixed shaft 13, the length of each dustproof blade 14 is the same as that of the heat dissipation window 12, a dustproof net 15 is arranged between the adjacent dustproof blades 14, the edge of the dustproof net 15 is fixed with the edge of the dustproof blade 14, basic heat dissipation inside the box body 3 is carried out through the heat dissipation window 12, the dustproof blade 14 rotates and swings along the surface of the fixing shaft 13 under the action of external wind force, so that position change between the dustproof blades 14 is carried out, heat dissipation inside the box body 3 is carried out, connection between adjacent dustproof blades 14 is carried out through the dustproof net 15, overlarge rotation angle between the dustproof blades 14 is prevented, external dust enters the box body 3, the dustproof net 15 cuts off external materials, the dust is prevented from entering the box body 3 to pollute electrical components, rain sheltering eaves 18 are welded on the edge of the top surface of the water storage tank 501, the top surface and the bottom surface of each rain sheltering eaves 18 are cambered surfaces, the edges of the adjacent rain sheltering eaves 18 are sealed, rounded corner smoothing is adopted at the connection part of the edge of the top surface of the water storage tank 501 and the rain sheltering eaves 18, and rainwater enters the drainage device 5 to drain rainwater, carry out the drainage of part of water through catch basin 501, when rivers are too big, water outwards overflows from catch basin 501 top surface edge, flow along hiding 18 top surfaces of eaves, because it is the cambered surface to hide 18 top surfaces of eaves, and the cambered surface is sunken to the bottom direction, carry out the drainage to the rainwater, make the rainwater along hiding 18 surface flow of eaves, adopt and hide eaves 18 and drainage device 5 and fix, when making the transformer box be located the more area of rainwater, when rivers outwards overflow through catch basin 501, after carrying out the drainage of accepting of rainwater through hiding eaves 18, flow along hiding 18 edges of eaves, make the rainwater not directly go on the flow contact on transformer box surface, thereby reduce the risk of intaking in transformer box edge, thereby prevent that the infiltration of rainwater and the correct drainage of rainy day rainwater from dredging.
The second embodiment is as follows:
one end of the water outlet pipe 9, which is far away from the box body 3, can be communicated with the water storage tank, a connecting pipeline at the top end of the water storage tank is communicated with the surface of the drainage device 5, one side of the water storage tank, which is far away from the water outlet pipe 9, is connected with a drainage pipeline, seal valves are arranged at the end parts of the pipelines, so that rainwater in a rainy day environment can be drained by the drainage device 5, water in the water storage tank is stored after heat exchange of the heat exchange cavity 7, water exceeding the water storage volume of the water storage tank is discharged outside through the drainage pipeline, the interior of the water storage tank keeps storing the rainwater, when no rain exists in a fine day, the water storage tank can supply water to the drainage plate 502 through the pipeline at the top, water curtain in the heat exchange cavity 7 is formed through the diversion groove 503, the drainage pipeline is kept closed, water circulation is formed between the water storage tank, the heat exchange cavity 7 and the drainage device 5, and accordingly heat dissipation and heat exchange of the water curtain in the box body 3 can be carried out in the fine day, to drainage device 5, the drainage plate 502 can set up to the cross-section to be isosceles triangle, make the rivers that get into the catch basin 501 circulate to bilateral symmetry along drainage plate 502 surface, heat transfer chamber 7 has been seted up to 3 bilateral symmetry of box, carry out the collection that 3 both sides of box carried out heat transfer and rainwater simultaneously, drainage plate 502 to the symmetry, cleaning device 6 carries out the transform that corresponds the position according to drainage plate 502's distribution, when drainage plate 502 cross section is right angled triangle, cleaning device 6 is equipped with one, be located drainage plate 502 one end, when drainage plate 502 cross section is isosceles triangle, cleaning device 6 distributes along the positive vertical central line symmetry of drainage plate 502, clear up drainage plate 502 surface respectively.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a reference structure" does not exclude the presence of other similar elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. Mountain area is with non-maintaining high life transformer case, including bearing base (1), switch door (4) and box (3), its characterized in that: the box body (3) is welded at the top of the bearing base (1), the arc-shaped drainage groove (2) is formed in the bearing base (1) in a penetrating mode, the two ends of the arc-shaped drainage groove (2) penetrate through the side face of the bearing base (1) adjacent to the side face, the drainage device (5) is arranged at the top of the box body (3), the drainage device (5) comprises a water storage groove (501) and a drainage plate (502), the drainage plate (502) is fixed to the bottom face of the water storage groove (501), one end of the bottom face of the water storage groove (501) is provided with a water inlet hole (8), the water inlet hole (8) penetrates through the top face of the box body (3), a heat exchange cavity (7) is formed in the position, perpendicular to the water inlet hole (8), of the side face, close to the interior of the box body (3), of the heat exchange cavity (7) is provided with a heat exchange window (10), a waterproof breathable film is fixedly arranged on the surface of the heat exchange window (10), and a water outlet pipe (9) is arranged on the other side face of the heat exchange cavity (7) in a penetrating mode, the outer surface of the box body (3) is provided with a buffer cambered surface (16).
2. The maintenance-free long-life substation for mountainous areas according to claim 1, characterized in that: the edge of the bottom surface of the water storage groove (501) of the drainage device (5) is welded with the top surface of the box body (3), the included angle between the top surface of the drainage plate (502) and the bottom surface is 30 degrees, the water inlet hole (8) is located on one side of the bottom end of the drainage plate (502), the gradient of the top surface of the water storage groove (501) is the same as that of the drainage plate (502), the surface of the drainage plate (502) is provided with a diversion groove (503), the diversion groove (503) is a blind groove, and the water storage hole (504) is formed between the diversion grooves (503).
3. The maintenance-free long-life substation for mountainous areas according to claim 2, characterized in that: the utility model discloses a drainage device, including catch basin (501), straight line spout (601) have been seted up to catch basin (501) both sides inner wall surface, and straight line spout (601) are the same with drainage plate (502) inclination, straight line spout (601) are close to one side inner wall of drainage plate (502) top surface and are fixed and be equipped with power cylinder (602), and power cylinder (602) place the direction and the same with straight line spout (601) both ends trough length direction, both sides the expansion end of power cylinder (602) is equipped with clearance scraper blade (603), and the expansion end of clearance scraper blade (603) side and power cylinder (602) is fixed.
4. The maintenance-free long-life substation for mountainous areas according to claim 1, characterized in that: the utility model discloses a heat exchanger, including box (3), heat exchange chamber (7), heat exchange window (10), fixed axle (13) both ends and heat exchange window (12) both sides wall are fixed, box (3) surface one side is close to top surface department and has seted up radiator window (12), heat exchange chamber (7) keep away from one side surface of heat exchange window (10) and has seted up air inlet window (11), and air inlet window (11) are located outlet pipe (9) top, radiator window (12) inside is equipped with fixed axle (13) along vertical direction array, and fixed axle (13) both ends are fixed with radiator window (12) both sides wall, fixed axle (13) surface is equipped with dust screen (14), and fixed axle (13) run through dust screen (14) central point and put, and dust screen (14) and fixed axle (13) surface swing joint, and dust screen (14) length is the same with radiator window (12) length, and is adjacent be equipped with dust screen (15) between dust screen (14), and dust screen (15) edge is fixed with dust screen (14) edge.
5. The maintenance-free long-life substation for mountainous areas according to claim 1, characterized in that: the edge of the top surface of the water storage tank (501) is welded with a rain shielding eave (18), the top surface and the bottom surface of the rain shielding eave (18) are arc surfaces, the edge of the rain shielding eave (18) is sealed, and the joint of the edge of the top surface of the water storage tank (501) and the rain shielding eave (18) is smooth through round corners.
6. The maintenance-free long-life substation for mountainous areas according to claim 1, characterized in that: buffering cambered surface (16) and box (3) external surface adopt integrated into one piece, be equipped with puigging (17) between buffering cambered surface (16) and box (3) surface, and puigging (17) filler is polyurethane foam, all adopts tangent fillet sealing between adjacent buffering cambered surface (16) to handle.
7. The maintenance-free long-life substation for mountainous areas according to claim 1, characterized in that: the box (3) openly is articulated with switch door (4) one side, and box (3) openly all is equipped with the sealing strip with switch door (4) edge seam crossing, bearing base (1) central point puts fixed heel post (19) that is equipped with, bearing base (1) central point department central symmetry is followed in arc drainage groove (2).
8. The maintenance-free long-life substation for mountainous areas according to claim 2, characterized in that: the number of the diversion trenches (503) is in one-to-one correspondence with the number of the water inlets (8), the end parts of the diversion trenches (503) extend to one side of the water inlets (8), and the positions of the diversion trenches (503) are distributed in one-to-one correspondence with the positions of the water inlets (8).
9. The maintenance-free long-life substation for mountainous areas according to claim 3, characterized in that: the bottom surface of the cleaning scraper blade (603) is abutted against the surface of the drainage plate (502), the length of the cleaning scraper blade (603) is the same as the width of the drainage plate (502), and the bottom surface of the cleaning scraper blade (603) is subjected to frosting treatment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111124801.5A CN113851955B (en) | 2021-09-25 | 2021-09-25 | Maintenance-free long-service-life transformer box for mountain area |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111124801.5A CN113851955B (en) | 2021-09-25 | 2021-09-25 | Maintenance-free long-service-life transformer box for mountain area |
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| CN113851955A true CN113851955A (en) | 2021-12-28 |
| CN113851955B CN113851955B (en) | 2024-03-26 |
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| CN202111124801.5A Active CN113851955B (en) | 2021-09-25 | 2021-09-25 | Maintenance-free long-service-life transformer box for mountain area |
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Cited By (1)
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| CN117424089A (en) * | 2023-03-23 | 2024-01-19 | 昆山盛英电气有限公司 | Power distribution cabinet structure |
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| CN117424089B (en) * | 2023-03-23 | 2024-04-26 | 昆山盛英电气有限公司 | Power distribution cabinet structure |
Also Published As
| Publication number | Publication date |
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| CN113851955B (en) | 2024-03-26 |
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