CN213459306U

CN213459306U - Environment-friendly transformer box

Info

Publication number: CN213459306U
Application number: CN202022780816.4U
Authority: CN
Inventors: 张明国; 蒋伟生
Original assignee: Chongqing Huapeng Electric Complete Equipment Co ltd
Current assignee: Chongqing Huapeng Electric Complete Equipment Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-06-15
Anticipated expiration: 2030-11-26

Abstract

The utility model relates to the technical field of transformer boxes, in particular to an environment-friendly transformer box, which comprises a transformer box body, wherein a transformer top cover is fixedly arranged at the upper end of the transformer box body, a bearing well platform is arranged at the lower end of the transformer box body, a bottom plate of the transformer box body is provided with a plurality of ventilation openings, an axial flow fan is arranged on a top plate, and a temperature sensor and a controller are fixedly arranged at the middle part of the side surface; air inlets are formed in the upper parts of the surfaces of the left side end and the right side end of the bearing well platform; the vertical side of transformer top cap all is equipped with first vent, and the basal surface left and right sides all is equipped with the second vent, and last surface mounting has the raindrop sensor, and rainwater collector is installed to the lower extreme, and the drain pipe is installed to rainwater collector lower extreme, and the drain pipe lower part is installed inside bearing the weight of the well platform, and the solenoid valve is installed to the drain pipe end. This scheme is compared in traditional transformer case that only is equipped with air cycle passageway, and the radiating effect is better, when the high temperature of suction air, can cool down the hot-air through the rainwater in the drain pipe.

Description

Environment-friendly transformer box

Technical Field

The utility model relates to a transformer box technical field specifically is an environmental protection transformer box.

Background

The box-type transformer is characterized in that the traditional transformer is intensively designed in a box-type shell, has small volume, light weight, low noise, low loss and high reliability, and is widely applied to residential districts, commercial centers, light stations, airports, factories, mines, enterprises, hospitals, schools and other places. In the use process of the box-type transformer, because the electrical elements in the box are heated and the box is exposed to the sun in the outdoor environment, how to dissipate heat is an important problem to be solved for ensuring the normal work of the box-type transformer. The common heat dissipation mode of box-type transformer is for setting up the vent, but box-type transformer adopts the natural draft mode to be not adoptable in the higher region of temperature, because, under summer sunshine weather, the indoor electrical components of box-type substation self operation generates heat, makes box-type substation indoor temperature reach more than 60 ℃ basically, and box-type substation works at high temperature, seriously influences the performance and the life of product, causes the emergence of operation accident very easily.

For solving above-mentioned problem, patent document CN207069362U discloses a novel environmental protection transformer box, including the transformer box, transformer box upper end fixed mounting has the transformer top cap, and the transformer box lower extreme is equipped with and bears the weight of the well platform, and the air inlet window has all been seted up at the middle part of the end surface of the left and right sides of bearing the weight of the well platform, and the equal fixed insertion of transformer box roof surface both sides end is equipped with axial fan, and the air intake has vertically been seted up on transformer box bottom plate surface, the utility model discloses in the transformer top cap can effectively prevent the heat to enter into the transformer top cap, axial fan passes through air inlet window and extracts the external colder air, and air inlet window forms air circulation channel with first bar vent and second bar vent, the temperature.

However, since the external temperature is high, most of the air pumped into the transformer tank is hot air, so that the heat dissipation capability is limited. Therefore, an environmental protection transformer box is provided to improve the heat dissipation structure and improve the heat dissipation capability.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an environmental protection transformer case that heat-sinking capability is stronger.

The utility model provides a basic scheme does: an environment-friendly transformer box comprises a transformer box body, wherein a transformer top cover is fixedly arranged at the upper end of the transformer box body, a bearing well platform is arranged at the lower end of the transformer box body, the transformer box body is fixedly arranged on the surface of the bearing well platform, a plurality of ventilation openings are formed in a bottom plate of the transformer box body, a temperature sensor is fixedly arranged in the middle of the side surface of the transformer box body, the sensing end of the temperature sensor is inserted into the transformer box body, an axial flow fan is arranged on a top plate of the transformer box body, the blade of the axial flow fan faces the inside of the transformer box body, first ventilation openings are formed in the vertical side surfaces of the transformer top cover, second ventilation openings are formed in the left side and the right side surfaces of the bottom surface of the transformer top cover, air inlets, the rainwater collector is characterized in that a drain pipe is installed at the lower end of the rainwater collector, the upper portion of the drain pipe is installed on the outer side of the transformer box body, the lower portion of the drain pipe is installed inside the bearing well platform, the tail end of the drain pipe is located on the outer portion of the bearing well platform and on the ground, an electromagnetic valve is installed at the tail end of the drain pipe, a controller is installed in the middle of the side face of the transformer box body, and the controller is connected with.

Compared with the prior art, the scheme has the advantages that: adopt rainwater collector, collect the rainwater and store in the drain pipe, temperature sensor detects the temperature of transformer incasement and conveys the controller, when temperature sensor detects that the temperature of transformer incasement is higher than the temperature threshold value that sets up, the controller starts axial fan, axial fan draws external air through the air intake on the bearing well platform, the air blows through the drain pipe, the air becomes cold, the air gets into the transformer incasement through the through-hole of transformer bottom plate, rethread transformer top cap's first vent and second vent discharge transformer case, with this formation cold air circulation, the temperature in the control transformer incasement that can be fine, protect the electrical component of transformer incasement, make it can not move abnormal damage even because of high temperature. This scheme is compared in traditional transformer case that only is equipped with air cycle passageway, and heat dispersion is better, because at external environment high temperature, the suction air, when the high temperature, can reduce the air temperature earlier. Adopt the rainwater as the cooling water environmental protection more, in addition, transformer top cap upper surface mounting's raindrop sensor can detect whether raining and the size of rainfall to with data transfer to controller, when raindrop sensor detected raining and this rainfall belongs to in the rain and above, controller control solenoid valve opened two minutes, when the solenoid valve was opened, the water in the drain pipe can flow, and the solenoid valve is closed after two minutes, and the drain pipe will store the rainwater again. The rainwater in the drain pipe is replaced, rainwater microorganisms in the drain pipe can be prevented from breeding too much, the effect of cleaning the drain pipe is achieved, and the cooling performance of the rainwater in the drain pipe is guaranteed.

Further, the part of the drain pipe, which is positioned in the bearing well platform, is an S-shaped water pipe.

Has the advantages that: by adopting the structure, the contact area of air and the drain pipe is increased, so that a better cooling effect is achieved.

Furthermore, an iron wire net is arranged in an air inlet formed in the upper portion of the end surface of the left side and the upper portion of the right side of the bearing well platform.

Has the advantages that: preventing the garbage from being sucked when the external cold air is pumped.

Further, the rainwater collector is a semicircular groove, and the side of the semicircular groove close to the transformer box is higher than the side of the semicircular groove far away from the transformer box.

Has the advantages that: after the rainwater in the drainage pipe is fully stored, redundant rainwater can flow out from the lower side of the semicircular groove, and the redundant rainwater is prevented from randomly flowing randomly.

Further, a control switch is installed in the middle of the side face of the transformer box body and comprises an axial flow fan switch and an electromagnetic valve switch, the axial flow fan switch and the electromagnetic valve switch are connected with the controller, the axial flow fan switch is used for controlling the controller to control the axial flow fan to be opened and closed, and the electromagnetic valve switch is used for controlling the controller to control the electromagnetic valve to be opened and closed.

Has the advantages that: the axial flow fan switch and the electromagnetic valve switch can be used for manually controlling the opening and closing of the axial flow fan and the electromagnetic valve.

Furthermore, a first composite material heat insulation layer is fixedly arranged on the side wall inside the transformer box body.

Has the advantages that: the first composite material heat insulation layer plays a role in heat insulation, flame retardance and prevention of solar radiation heat energy from permeating into the box-type substation.

Further, the top layer of transformer top cap includes various stone metal tile layer, first cold-rolled steel sheet layer, the cold-rolled steel sheet layer of second, second combined material insulating layer and air insulating layer, various stone metal tile layer sets up in transformer top cap the superiors, and this various stone metal tile layer is laid on first cold-rolled steel sheet layer surface, first cold-rolled steel sheet layer fixed surface is equipped with the second combined material insulating layer, second combined material insulating layer lower surface is equipped with the cold-rolled steel sheet layer of second, the cold-rolled steel sheet layer lower surface of second is equipped with air insulating layer.

Has the advantages that: the color stone metal tile layer, the first cold-rolled steel plate layer, the second composite material heat insulation layer and the air heat insulation layer are adopted, so that heat insulation and flame retardance can be effectively realized, the temperature in the transformer box body is effectively reduced, and the top cover structure of the transformer is made of environment-friendly materials.

Drawings

FIG. 1 is a schematic structural diagram of an environmental protection transformer box according to the present invention;

FIG. 2 is a side view of an environmental protection transformer tank of the present invention;

FIG. 3 is a schematic view of an S-shaped water pipe of an environmental protection transformer tank according to the present invention;

fig. 4 is an enlarged view at a in fig. 1.

Detailed Description

Reference numerals in the drawings of the specification include: the device comprises a transformer box body 1, a transformer top cover 2, a bearing well platform 3, a vent 4, a temperature sensor 5, an axial flow fan 6, a first vent 7, a second vent 8, an air inlet 9, a raindrop sensor 10, a rainwater collector 11, a drain pipe 12, an electromagnetic valve 13, a controller 14, a wire netting 15, a control switch 16, a first composite material heat insulation layer 17, a color stone metal tile layer 18, a first cold-rolled steel plate layer 19, a second cold-rolled steel plate layer 20, a second composite material heat insulation layer 21 and an air heat insulation layer 22.

The embodiment is substantially as shown in figures 1 and 2: the utility model provides an environmental protection transformer box, includes

transformer box

1, 1 upper end fixed mounting of transformer box has transformer

top cap

2, and 1 lower extreme of transformer box is equipped with bears

well platform

3, and 1 fixed mounting of transformer box is on bearing well platform 3 surfaces, all fixed first combined material insulating layer 17 that is equipped with on the inside lateral wall of transformer box 1. The top layer of the transformer top cover 2 is composed of a color stone metal tile layer 18, a first cold-rolled steel plate layer 19, a second cold-rolled steel plate layer 20, a second composite material heat insulation layer 21 and an air heat insulation layer 22, the color stone metal tile layer 18 is arranged on the uppermost layer of the transformer top cover 2, the color stone metal tile layer 18 is laid on the surface of the first cold-rolled steel plate layer 19, the second composite material heat insulation layer 21 is fixedly arranged on the lower surface of the first cold-rolled steel plate layer 19, the second cold-rolled steel plate layer 20 is arranged on the lower surface of the second composite material heat insulation layer 21, and the air heat insulation layer 22 is arranged on the lower surface of the second cold-rolled steel plate layer 20. The color stone metal tile 18 has the characteristics of weather resistance, moisture resistance, salt water spray resistance, impact resistance, acid and alkali resistance, heat resistance, flame retardance and the like. The color stone metal tile 18 takes an aluminum-zinc plated steel plate as a base material, adopts advanced technology to carry out multilayer protection and protective film processing treatment, achieves the purpose of withstanding severe weather such as severe cold, hail, storm, rain and snow, intense heat, earthquake and the like and the attack of natural disasters, and can not generate the conditions of cracking, aging, burning in fire and the like. Various stone metal tile 18 penetrates the barrier layer directly as first layer sunlight, with its multilayer protection and protection film and ripple type molding with the solar heat energy dispersion, the second floor of top cap is the cold-rolled steel sheet, the primary function is the basic support of various stone metal tile 18, the third layer is the combined material insulating layer, this kind of material primary function is thermal-insulated, fire-retardant, separation solar radiation heat energy infiltration transformer incasement, the fourth layer is the cold-rolled steel sheet, be the supporting layer that bears combined material, the fifth layer is air insulating layer 22, can effectively prevent the heat to enter into in the transformer top cap, through the heat treatment back that separates above, can effectively reduce the temperature in the transformer box, and this transformer top cap structure is the environment-friendly material.

The bottom plate of the transformer box body 1 is provided with a plurality of ventilation openings 4, the middle part of the side surface of the transformer box body 1 is fixedly provided with a temperature sensor 5, the induction end of the temperature sensor 5 is inserted into the transformer box body 1, the top plate of the transformer box body 1 is provided with an axial flow fan 6, the fan blades of the axial flow fan 6 face the inside of the transformer box body 1, the vertical side surfaces of the transformer top cover 2 are provided with a first ventilation opening 7, the left side and the right side of the bottom surface of the transformer top cover 2 are provided with a second ventilation opening 8, the upper surface of the transformer top cover 2 is provided with a raindrop sensor 10, the lower end of the transformer top cover 2 is provided with a rainwater collector 11, the rainwater collector 11 is a semicircular groove, the semicircular groove is higher than the side far away from, the lower portion of the drain pipe 12 is installed inside the bearing well platform 3, the portion, located inside the bearing well platform 3, of the drain pipe 12 is an S-shaped water pipe, as shown in fig. 3 specifically, the tail end of the drain pipe 12 is located on the ground outside the bearing well platform 3, the tail end of the drain pipe 12 is provided with the electromagnetic valve 13, the middle portion of the side surface of the transformer box 1 is provided with the controller 14, the controller 14 is respectively connected with the temperature sensor 5, the raindrop sensor 10, the axial flow fan 6 and the electromagnetic valve 13, the middle portion of the side surface of the transformer box 1 is provided with the control switch 16, the control switch 16 comprises an axial flow fan 6 switch and an electromagnetic valve 13 switch, the axial flow fan 6 switch is connected with the controller 14 and used for controlling the controller 14 to control the opening and closing of the axial flow fan 6, and. The upper parts of the surfaces of the left side end and the right side end of the bearing well platform 3 are both provided with air inlets 9, the air inlets 9 are internally provided with wire netting 15,

the specific use is as follows: this scheme adopts rainwater collector 11, collect the rainwater and store in drain pipe 12, temperature sensor 5 detects the temperature in the transformer box and conveys controller 14, when temperature sensor 5 detects that the temperature in the transformer box is higher than the temperature threshold value that sets up, controller 14 starts axial fan 6, axial fan 6 draws the outside air through the air intake 9 on bearing well platform 3, the air blows through S-shaped drain pipe 12, the air cooling, the air gets into the transformer box through the through-hole of transformer box bottom plate, the transformer box is discharged to first vent 7 and the second vent 8 of rethread transformer top cap 2, form cold air circulation with this, the temperature in the control transformer box that can be fine, protect the electrical component in the transformer box, make it can not move abnormal or even damage because of high temperature.

This scheme is compared in traditional transformer case that only is equipped with air cycle passageway, and the heat dissipation is relevant better, because at external ambient temperature too high, the suction air, when the high temperature, can reduce air temperature earlier. Adopt the rainwater more environmental protection as the cooling water, transformer top cap 2 upper surface mounting's raindrop sensor 10 can detect whether raining and the size of rainfall to with data transfer to controller 14, when raindrop sensor 10 detected raining and this rainfall belonged to well rain and above, controller 14 control solenoid valve 13 opened two minutes, when solenoid valve 13 opened, the water in drain pipe 12 can flow out, two minutes back solenoid valve 13 closed, drain pipe 12 will store the rainwater again. The rainwater in the drain pipe 12 is replaced, so that rainwater microorganisms in the drain pipe 12 can be prevented from breeding too much, the effect of cleaning the drain pipe 12 is achieved, and the cooling performance of the rainwater in the drain pipe 12 is guaranteed. According to the requirement, the opening and closing of the axial flow fan 6 and the electromagnetic valve 13 can be manually controlled by directly switching on and off the axial flow fan 6 and the electromagnetic valve 13.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides an environmental protection transformer box, includes the transformer box body, transformer box body upper end fixed mounting has the transformer top cap, and transformer box body lower extreme is equipped with and bears the weight of well platform, and transformer box body fixed mounting is on bearing the weight of well platform surface, and transformer box body bottom plate is equipped with a plurality of vent, and transformer box side middle part fixed mounting has temperature sensor, inside temperature sensor's response end inserted the transformer box body, installed axial fan on the transformer box roof, axial fan's flabellum is inside towards the transformer box body, its characterized in that: the vertical side of transformer top cap all is equipped with first vent, and the transformer top cap basal surface left and right sides all is equipped with the second vent, bear the weight of the well platform left and right sides end surface upper portion and all seted up the air intake, surface mounting has the raindrop sensor on the transformer top cap, rainwater collector is installed to transformer top cap lower extreme, the drain pipe is installed to the rainwater collector lower extreme, and install in the transformer box outside on drain pipe upper portion, and the drain pipe lower part is installed inside bearing the well platform, and the drain pipe end is located and bears the weight of the well platform outside subaerially, and the solenoid valve is installed to the drain pipe end, transformer box side mid-mounting has the controller, the controller is connected with temperature sensor.

2. The environmentally friendly transformer tank of claim 1, wherein: the part of the drain pipe, which is positioned in the bearing well platform, is an S-shaped water pipe.

3. The environmentally friendly transformer tank of claim 1, wherein: and wire netting is arranged in the air inlet formed in the upper parts of the end surfaces of the left side and the right side of the bearing well platform.

4. The environmentally friendly transformer tank of claim 1, wherein: the rainwater collector is a semicircular groove, and the side of the semicircular groove close to the transformer box is higher than the side of the semicircular groove far away from the transformer box.

5. The environmentally friendly transformer tank of claim 1, wherein: the transformer box is characterized in that a control switch is mounted in the middle of the side face of the transformer box body and comprises an axial flow fan switch and a solenoid valve switch, the axial flow fan switch and the solenoid valve switch are both connected with a controller, the axial flow fan switch is used for controlling the controller to control the axial flow fan to be opened and closed, and the solenoid valve switch is used for controlling the controller to control the solenoid valve to be opened and closed.

6. The environmentally friendly transformer tank of claim 1, wherein: and the side wall in the transformer box body is fixedly provided with a first composite material heat insulation layer.

7. The environmentally friendly transformer tank of claim 1, wherein: the top layer of transformer top cap includes various stone metal tile layer, first cold-rolled steel sheet layer, second combined material insulating layer and air insulating layer, various stone metal tile layer sets up in transformer top cap the superiors, and this various stone metal tile layer is laid on first cold-rolled steel sheet layer surface, first cold-rolled steel sheet layer fixed surface is equipped with second combined material insulating layer, second combined material insulating layer lower surface is equipped with the cold-rolled steel sheet layer of second, second cold-rolled steel sheet layer lower surface is equipped with air insulating layer.