CN117039685B - Energy-saving box-type transformer substation - Google Patents
Energy-saving box-type transformer substation Download PDFInfo
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- CN117039685B CN117039685B CN202311004336.0A CN202311004336A CN117039685B CN 117039685 B CN117039685 B CN 117039685B CN 202311004336 A CN202311004336 A CN 202311004336A CN 117039685 B CN117039685 B CN 117039685B
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- 238000001816 cooling Methods 0.000 claims abstract description 70
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 230000000694 effects Effects 0.000 claims abstract description 9
- 238000007789 sealing Methods 0.000 claims description 23
- 241000886569 Cyprogenia stegaria Species 0.000 claims description 18
- 230000009466 transformation Effects 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 11
- 230000005494 condensation Effects 0.000 claims description 10
- 238000009833 condensation Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 2
- 238000001179 sorption measurement Methods 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 210000003781 tooth socket Anatomy 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000001632 homeopathic effect Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- 238000013508 migration Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/28—Casings; Parts thereof or accessories therefor dustproof, splashproof, drip-proof, waterproof or flameproof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—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
- H02B1/46—Boxes; Parts thereof or accessories therefor
- H02B1/48—Mounting of devices therein
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B7/00—Enclosed substations, e.g. compact substations
- H02B7/06—Distribution substations, e.g. for urban network
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
Abstract
The invention relates to the technical field of transformer substations and discloses an energy-saving box-type transformer substation, which comprises a terrace and an operation part on the terrace, wherein the lower surface of the terrace is provided with a cooling structure, the cooling structure comprises a water storage box body, a heat conducting sheet and ground piles, the four end corners of the lower surface of the terrace are respectively provided with a ground pile, the lower surface of the terrace is provided with a water storage box body, the heat conducting sheet is arranged in the water storage box body, and the operation part comprises a transformer box and a first distribution box. Compared with the cooling mode of the first distribution box and the second distribution box, the transformer is more direct, the first distribution box and the second distribution box are arranged in front of the transformer and exchange heat with the cooling oil in advance, so that dangerous conditions caused by the cooling mode that the cooling oil is in direct contact with the transformer can be relieved, the temperature curve of the whole internal structure of the transformer falls linearly, the internal temperature of the transformer is reduced gradually, and a cold source does not need power support, so that the transformer has energy-saving and environment-friendly effects.
Description
Technical Field
The invention relates to the technical field of transformer substations, in particular to an energy-saving box-type transformer substation.
Background
The box-type transformer substation is also called as an outdoor complete transformer substation and also called as a combined transformer substation, and has the advantages of flexible combination, convenience in transportation, migration and installation, short construction period, low operation cost, no pollution, no maintenance and the like, thereby being widely applied. The box-type transformer substation is composed of a base, a box body and a box cover, wherein the box body is mainly formed by combining electric units such as a transformer, a multi-loop high-voltage switch system, an armored bus, a comprehensive automation system of the transformer substation, communication, telecontrol, metering, capacitance compensation, a direct-current power supply and the like.
Publication number CN112038943a discloses a box-type substation, including box and transformer, the transformer sets up in the box, and box-type substation still includes draught fan, gas supply pipe and blast pipe, and the draught fan is arranged in outside the box, and the draught fan import is connected the atmosphere, and the draught fan export passes through the gas supply pipe and connects the blast pipe that sets up in the box, is equipped with a plurality of gas vents on the blast pipe, and box side or top surface set up a plurality of ventilation gas outlets. The middle section of the air supply pipe is buried underground, the parts of the air supply pipe buried underground are all inclined, the drain valve for connecting the inside of the pipe with the outside soil is arranged at the lowest point of the air supply pipe, a plurality of bleeder valves are arranged on the exhaust pipe, and the bleeder valves are used as exhaust ports of the exhaust pipe. The middle section of the air supply pipe is filled with a metal wire wadding. The middle section of the air supply pipe comprises a section of coil pipe, and the coil pipe is positioned between the drain valve and the induced draft fan on the air flow path. The inlet of the induced draft fan is provided with a dust removing component.
However, if the temperature transmitted by the ground cooling is different and the temperature difference is large, heat exchange is directly performed, so that accidents are easily caused by the internal structure.
Disclosure of Invention
The invention provides an energy-saving box-type transformer substation, which has the beneficial effect of gradual cooling, and solves the problems that the temperature transmitted by the cold in the background art is different, and if the temperature difference is large, the heat exchange is directly carried out, so that the accident caused by the internal structure is easy to cause.
The invention provides the following technical scheme: the energy-saving box-type transformer substation comprises a floor, wherein the lower surface of the floor is provided with a cooling structure, the cooling structure comprises a water storage tank body, a heat conducting sheet and ground piles, the four end corners of the lower surface of the floor are respectively provided with a ground pile, the lower surface of the floor is provided with a water storage tank body, and the heat conducting sheet is arranged in the water storage tank body;
the operation component comprises a power transformation box, a first distribution box, a second distribution box and a transformer, wherein the first distribution box is installed in the power transformation box, the second distribution box is installed on one side of the first distribution box, and the transformer is installed on one side of the second distribution box;
the top end of the inner wall of the power transformation box is provided with a gas-liquid separation structure, the gas-liquid separation structure comprises a condensation plate and a fan shell, and the fan shell is symmetrically arranged below the condensation plate;
conveying pipes are arranged in the water storage tank body and the transformer tank, cooling oil is filled in the conveying pipes, the conveying pipes comprise four sections, and the cooling oil is firstly contacted with a condensation plate;
the conveying pipe comprises a low-temperature heat exchange pipe, a volatilization conveying pipe, a heat exchange conveying pipe and a final section conveying pipe, wherein the low-temperature heat exchange pipe is arranged in the water storage tank body, and the low-temperature heat exchange pipe is inserted in each heat conduction sheet in a curved manner;
the water storage tank body is communicated with the condensing plate through a volatilization conveying pipe, the other end of the condensing plate is communicated with the outer side of the lower end of the first distribution box through a heat exchange conveying pipe, and the first distribution box, the second distribution box and the transformer are communicated through a final section conveying pipe.
As an alternative to the energy-efficient box-type substation according to the invention, wherein: the inside of the water storage tank body is also filled with groundwater;
the cooling structure further comprises a contact plate and a guide Wen Waiban, wherein the contact plate is arranged on the outer side of the water storage tank body, the guide Wen Waiban is arranged on the outer side of the contact plate, the inner wall of the contact plate is used for being in contact with the temperature guide plate, and the temperature guide plate and the contact plate are of an integrated structure.
As an alternative to the energy-efficient box-type substation according to the invention, wherein: the inside of first block terminal is installed first heat conduction structure, first heat conduction structure includes heat-conducting plate, mounting groove and heat conduction bottom plate, the heat-conducting plate is installed to one side of first block terminal inside, the mounting groove has been arranged to the inside of heat-conducting plate, the internally mounted of mounting groove has the heat conduction bottom plate, the outside of heat conduction bottom plate is used for installing electric device.
As an alternative to the energy-efficient box-type substation according to the invention, wherein: the first heat conduction structure further comprises a sealing groove, a heat conduction extending plate, sealing rubber strips and heat conduction sheets, wherein the sealing groove is formed in the inner wall of the mounting groove, the sealing rubber strips are mounted on the outer side of the heat conduction bottom plate and are used for being embedded in the sealing groove;
the outer surface of heat conduction bottom plate is equipped with the heat conduction extension board, the material of heat conduction extension board is the silica gel material, the internally mounted of first block terminal has first part, first part is used for laminating the surface of installing at the heat conduction extension board, the inboard of heat conduction bottom plate is arranged there is the conducting strip, the conducting strip is used for transmitting the oil temperature in the heat conduction board.
As an alternative to the energy-efficient box-type substation according to the invention, wherein: the inside of the heat conducting plate is also provided with a second heat conducting structure, the second heat conducting structure comprises an auxiliary base and a limiting heat conducting plate, the outer side of the auxiliary base is provided with the limiting heat conducting plate, and a placement area is formed between every two limiting heat conducting plates;
the second component is arranged in the placement area, and the limiting and heat-conducting plate is used for being attached to two sides of the second component and forming a heat-conducting effect;
the outside of volatilize the conveyer pipe is installed the pressure pump, the pressure pump is used for providing power for the conveyer pipe.
As an alternative to the energy-efficient box-type substation according to the invention, wherein: the gas-liquid separation structure further comprises a motor, an upper supporting shaft and a lower supporting shaft, wherein the motor is installed at the upper end inside the fan shell, the upper supporting shaft is rotatably installed at the lower end of the motor, and the lower supporting shaft is installed below the upper supporting shaft;
the outside of going up the back shaft is equipped with the blade that absorbs water, the blade that absorbs water includes blade and lower blade, the outside annular array of going up the back shaft has last blade, the outside annular array of lower back shaft has lower blade.
As an alternative to the energy-efficient box-type substation according to the invention, wherein: the inner wall of fan casing is equipped with the cavity of flowing backwards, the tip of last blade and lower blade extends to the cavity inboard of flowing backwards, the lower surface mounting of fan casing has the honeycomb duct, the bottom surface of cavity of flowing backwards is the incline condition to the top of honeycomb duct is inclined.
As an alternative to the energy-efficient box-type substation according to the invention, wherein: the water absorbing blade further comprises an adsorption plate and water retaining bars, wherein the adsorption plate is arranged on two sides of the upper blade and the lower blade, the water retaining bars are symmetrically arranged on the outer side and the inner side of the adsorption plate, and the water retaining bars are used for providing a guiding function of water flow.
As an alternative to the energy-efficient box-type substation according to the invention, wherein: the lower end of the upper supporting shaft is provided with a reversing rotating structure, the reversing rotating structure is used for supporting the upper supporting shaft and the lower supporting shaft to reversely rotate, the reversing rotating structure comprises a limiting ring, a transmission gear, an upper tooth socket and a lower tooth socket, and the limiting ring is fixedly connected with the outer side of the motor and the inner wall of the fan shell;
two transmission gears are symmetrically arranged in the limiting ring, an upper tooth groove is formed in the lower surface of the upper supporting shaft, a lower tooth groove is formed in the upper surface of the lower supporting shaft, and the upper tooth groove and the lower tooth groove are in tooth groove meshing transmission with the transmission gears;
the upper support shaft is internally provided with a connecting rotating shaft, and the connecting rotating shaft is used for supporting the lower support shaft to be rotatably arranged below the upper support shaft.
The invention has the following beneficial effects:
1. according to the energy-saving box-type transformer substation, the temperature difference between the underground and the ground is utilized to cool the inside of the device, the temperature in cooling oil is volatilized through the condensing plate and the fan shell, the space inside the transformer box is primarily cooled, the working temperature of components inside the transformer box is reduced, the cooled oil after the temperature reduction is sent into the first distribution box and the second distribution box again, the electric devices which generate heat inside are directly subjected to temperature conversion through conduction of the heat conducting plate and the heat conducting extension plate, and are cooled, the cooling mode of a direct heat source is adopted, the cooling effect of the device is more remarkable, finally, the cooling oil is sent into the transformer, and compared with the cooling mode of the first distribution box and the second distribution box, the transformer is more direct, the device arranges the first distribution box and the second distribution box in front of the transformer, heat exchange is firstly carried out with the cooling oil, the dangerous condition caused by the cooling mode of direct contact of the cooling oil and the transformer can be relieved, the whole temperature curve of the internal structure of the device is in a linear falling mode, the internal temperature of the device is gradually reduced, and the cold source does not need to support power, and the energy-saving effect is further achieved.
2. This energy-saving box-type substation, through last back shaft and lower back shaft rotation, drive upper blade and lower blade and produce wind-force, will, and the rotation track of upper blade and lower blade is reverse motion, when upper blade and lower blade rotate, can contact with air, and moisture in the air can adhere to in the adsorption plate, centrifugal force through the rotation of upper blade produced, absorptive moisture gets rid of the inner space of back flow cavity, and discharge the device inside through the honeycomb duct, therefore when last back shaft and lower back shaft rotate, increase the degree of contact with moisture in the air, show improvement to the capture efficiency of moisture in the air, avoid the long-time operation of device, lead to the inside steam of transformer case heavier, influence the service condition of inside electric devices.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a schematic diagram of a cooling structure according to the present invention.
Fig. 3 is a schematic view of the internal structure of the first distribution box of the present invention.
Fig. 4 is a schematic view of the partial structures at a in fig. 3 according to the present invention.
FIG. 5 is a schematic diagram of the gas-liquid separation structure of the present invention.
Fig. 6 is a schematic view of the partial structures of the present invention at B of fig. 5.
Fig. 7 is a schematic diagram of a reversing rotation structure of the present invention.
In the figure: 1. a terrace; 2. a cooling structure; 21. a water storage tank body; 22. a temperature guiding sheet; 23. a contact plate; 24. a guide Wen Waiban; 25. a ground pile; 3. an operating member; 31. a transformer box; 32. a first distribution box; 33. a second distribution box; 34. a transformer; 4. a gas-liquid separation structure; 41. a condensing plate; 42. a blower housing; 43. a motor; 44. an upper support shaft; 45. a lower support shaft; 46. a backflow cavity; 47. a flow guiding pipe; 5. a reversing rotation structure; 51. a limiting ring; 52. a transmission gear; 53. a tooth slot is arranged; 54. a tooth slot is arranged; 55. the connecting rotating shaft; 6. a water absorbing blade; 61. an upper blade; 62. a lower blade; 63. an adsorption plate; 64. a water bar; 7. a first temperature guiding structure; 71. a heat conductive plate; 72. a mounting groove; 73. sealing grooves; 74. a thermally conductive base plate; 75. a heat conductive extension plate; 76. a sealing rubber strip; 77. a heat conductive sheet; 78. a first component; 8. a second temperature guiding structure; 81. an auxiliary base; 82. limit temperature guide plate; 83. a second component; 9. a delivery tube; 91. a low temperature heat exchange tube; 92. a volatilization conveying pipe; 93. a heat exchange conveying pipe; 94. a final section of delivery tube; 11. and a pressure pump.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-7, an energy-saving box-type substation comprises a terrace 1 and a running part 3 on the terrace 1, wherein a cooling structure 2 is arranged on the lower surface of the terrace 1, the cooling structure 2 comprises a water storage tank body 21, a heat conducting sheet 22 and a ground pile 25, the ground piles 25 are arranged at four end corners of the lower surface of the terrace 1, the water storage tank body 21 is arranged on the lower surface of the terrace 1, and the heat conducting sheet 22 is arranged in the water storage tank body 21;
the operation part 3 comprises a transformer box 31, a first distribution box 32, a second distribution box 33 and a transformer 34, wherein the first distribution box 32 is arranged in the transformer box 31, the second distribution box 33 is arranged on one side of the first distribution box 32, and the transformer 34 is arranged on one side of the second distribution box 33;
the top end of the inner wall of the transformer box 31 is provided with a gas-liquid separation structure 4, the gas-liquid separation structure 4 comprises a condensation plate 41 and a fan shell 42, and the fan shell 42 is symmetrically arranged below the condensation plate 41;
the inside of the water storage tank body 21 and the inside of the power transformation tank 31 are provided with conveying pipes 9, the inside of each conveying pipe 9 is filled with cooling oil, each conveying pipe 9 comprises four sections, and the cooling oil is firstly contacted with a condensation plate 41;
the conveying pipe 9 comprises a low-temperature heat exchange pipe 91, a volatilization conveying pipe 92, a heat exchange conveying pipe 93 and a final conveying pipe 94, the low-temperature heat exchange pipe 91 is arranged in the water storage tank body 21, and the low-temperature heat exchange pipe 91 is inserted into each heat conducting plate 22 in a curved shape;
the water storage tank body 21 is communicated with the condensing plate 41 through a volatilization conveying pipe 92, the other end of the condensing plate 41 is communicated with the outer side of the lower end of the first distribution box 32 through a heat exchange conveying pipe 93, and the first distribution box 32, the second distribution box 33 and the transformer 34 are communicated through a final section conveying pipe 94;
the inside of the water storage tank 21 is also filled with groundwater;
the cooling structure 2 further comprises a contact plate 23 and a guide Wen Waiban, wherein the contact plate 23 is arranged on the outer side of the water storage tank body 21, the guide Wen Waiban is arranged on the outer side of the contact plate 23, the inner wall of the contact plate 23 is used for being in contact with the heat conducting plate 22, and the heat conducting plate 22 and the contact plate 23 are of an integrated structure;
the first temperature-conducting structure 7 is arranged in the first distribution box 32, the first temperature-conducting structure 7 comprises a heat-conducting plate 71, a mounting groove 72 and a heat-conducting bottom plate 74, the heat-conducting plate 71 is arranged on one side of the interior of the first distribution box 32, the mounting groove 72 is arranged in the heat-conducting plate 71, the heat-conducting bottom plate 74 is arranged in the mounting groove 72, and the outer side of the heat-conducting bottom plate 74 is used for mounting an electric device;
the first heat conduction structure 7 further comprises a sealing groove 73, a heat conduction extension plate 75, sealing rubber strips 76 and heat conduction sheets 77, the sealing groove 73 is arranged on the inner wall of the mounting groove 72, the sealing rubber strips 76 are arranged on the outer side of the heat conduction bottom plate 74, and the sealing rubber strips 76 are used for being embedded in the sealing groove 73;
the outer surface of the heat conducting bottom plate 74 is provided with a heat conducting extension plate 75, the heat conducting extension plate 75 is made of silica gel, a first component 78 is installed inside the first distribution box 32, the first component 78 is used for being mounted on the outer surface of the heat conducting extension plate 75 in a fitting mode, heat conducting fins 77 are arranged on the inner side of the heat conducting bottom plate 74, and the heat conducting fins 77 are used for transmitting the temperature of oil in the heat conducting plate 71;
the second temperature guide structure 8 is further arranged in the heat guide plate 71, the second temperature guide structure 8 comprises an auxiliary base 81 and limiting temperature guide plates 82, the outer side of the auxiliary base 81 is provided with the limiting temperature guide plates 82, and a placement area is formed between every two limiting temperature guide plates 82;
the second component 83 is arranged in the placement area, and the limiting and heat-conducting plates 82 are used for being attached to two sides of the second component 83 and form a heat-conducting effect;
the outside of the volatilization delivery pipe 92 is provided with a pressure pump 11, and the pressure pump 11 is used for providing power for the delivery pipe 9.
The heat of the ground is mainly from the irradiation of the sun, the sun irradiates, the ground absorbs the heat, but the heat of the ground is blocked by soil and rock and blocks the heat exchange between the temperatures, so the underground temperature is basically constant and can be greatly lower than the temperature on the ground;
during installation, a placement pit needs to be dug in an installation area, the placement pit can be deeply adjusted according to the site condition, the whole structure of the cooling structure 2 is located in the pit, and then the terrace 1 is arranged, so that the installation of a subsequent transformer box 31 is completed;
the heat conducting bottom plate 74 is attached to the inside of the mounting groove 72, the sealing rubber strips 76 are embedded into the sealing groove 73 to form a sealing state, the sealing rubber strips 76 are mounted on the outer sides of the auxiliary base 81 and the heat conducting bottom plate 74, the auxiliary base 81 is embedded into the mounting groove 72 in the same manner, finally the first component 78 is fixedly mounted on the outer side of the heat conducting extension plate 75, and the second component 83 is clamped between the two limiting heat conducting plates 82 on the outer side of the auxiliary base 81 to finish mounting;
the underground low temperature is absorbed by the guide Wen Waiban and is transferred into the contact plate 23, then the temperature is transferred into the temperature guide plate 22 by the contact plate 23, the water is filled in the water storage tank 21, the temperature conductivity of the temperature guide plate 22 when the temperature guide plate is contacted with the low-temperature heat exchange tube 91 can be further increased by the action of the water, the temperature is transferred into cooling oil in the low-temperature heat exchange tube 91, meanwhile, the converted low-temperature cooling oil is transferred into the volatilization conveying tube 92 by the low-temperature heat exchange tube 91 through the conveying of the pressure pump 11, passes through the inside of the condensing plate 41, and part of the low-temperature is volatilized by the condensing plate 41, then the low-temperature is discharged downwards by the fan shell 42, volatilizes the low-temperature from the cooling oil into the inner space of the power transformation tank 31, and the inside is cooled;
the working principle of the first temperature guide structure 7 and the second temperature guide structure 8 is as follows: at this time, the oil is conveyed into the heat conducting plate 71 inside the first distribution box 32 through the heat exchange conveying pipe 93, the temperature inside the heat conducting plate 71 is reduced, at this time, the temperature of the passing cooling oil is absorbed through the heat conducting sheet 77 and is transferred into the heat conducting bottom plate 74 and the heat conducting extension plate 75, the heat conducting extension plate 75 is used for contacting the low temperature with the first component 78 and realizing temperature conversion, the materials of the heat conducting bottom plate 74 and the heat conducting extension plate 75 are all made of silica gel materials, the materials have extremely high insulation and temperature conductivity, and the flexible materials can increase the contact and bonding degree with external electric devices, so that the heat in the electric devices is quickly introduced into the cooling oil, the rapid cooling function of the oil is completed, the first distribution box 32 is consistent with the internal structure of the second distribution box 33, the cooling oil is once sent into the second distribution box 33 and the transformer 34 through the final conveying pipe 94, the cooling oil is directly contacted with the electric devices inside the transformer 34, the heat is conducted, and finally the cooling oil after temperature conversion is sent back into the water tank 21 through the low temperature conversion, the heat pipe 21 is cooled, and the heat pipe is cooled;
cooling sequence inside the operating part 3: the cooling oil is firstly contacted with the condensing plate 41 and the fan shell 42, and can volatilize part of the cooling oil after the cooling oil is primarily conducted at low temperature, and the whole space inside the transformer box 31 is cooled, and the device is arranged in such a way that the cooling oil is prevented from being firstly contacted with an internal electric device after the cooling oil is conducted at low temperature, the temperature difference is large, the temperature is suddenly reduced, the condensation condition is caused, the electrical short circuit condition of the internal electric device is caused, the effect of gradually reducing the internal temperature is realized, and the influence of the condensation condition on the use of an internal structure is avoided;
the cooling mode of the transformer 34 is to fill cooling oil into the whole transformer 34, and make the cooling oil directly contact with the internal electric devices, compared with the cooling mode of the first distribution box 32 and the second distribution box 33, the cooling oil volatilized by the condensing plate 41 and the fan shell 42 is more direct, the temperature is lower, if the cooling oil is sent into the transformer 34, the temperature in the transformer 34 is suddenly reduced by the direct contact mode of the cooling oil, the starting instant current is larger due to the sudden temperature reduction, that is, the electric appliances are possibly burnt out during starting, so the safety of the components in the transformer 34 is affected by the sudden temperature reduction, and the condition can be relieved by sending the cooling oil into the transformer 34 after the cooling oil is subjected to heat exchange treatment with the internal structures of the first distribution box 32 and the second distribution box 33, so that the device realizes the gradual reduction function of the internal temperature;
the device utilizes the temperature difference between the underground and the ground to cool the inside of the device, the temperature in the cooling oil is volatilized through the condensing plate 41 and the fan shell 42, and the space inside the power transformation box 31 is primarily cooled, so that the working temperature of components inside the power transformation box 31 is reduced, the cooled oil after the temperature reduction is sent into the inside of the first power transformation box 32 and the second power transformation box 33 again, the electric devices which generate heat inside the device are directly subjected to temperature conversion through the conduction of the heat conducting plate 71 and the heat conducting extension plate 75, and are cooled, and the cooling mode of a direct heat source ensures that the cooling effect of the device is more obvious, and finally, the cooling oil is sent into the inside of the transformer 34, and compared with the cooling mode of the first power transformation box 32 and the second power transformation box 33, the device is more direct, the device arranges the first power transformation box 32 and the second power transformation box 33 in front of the transformer 34, and exchanges heat with the cooling oil in advance, the dangerous condition caused by the direct contact cooling mode of the cooling oil and the whole temperature curve of the internal structure of the device is in a linear manner, the internal temperature curve of the device is gradually reduced, the internal temperature of the device is reduced, and the energy-saving effect is not needed, and the device is further environment-friendly.
Example 2
The embodiment is an improvement made on the basis of embodiment 1, specifically referring to fig. 1-7, the gas-liquid separation structure 4 further includes a motor 43, an upper support shaft 44 and a lower support shaft 45, the motor 43 is installed at the upper end inside the blower housing 42, the upper support shaft 44 is rotatably installed at the lower end of the motor 43, and the lower support shaft 45 is installed below the upper support shaft 44;
the outer side of the upper support shaft 44 is provided with a water absorbing blade 6, the water absorbing blade 6 comprises an upper blade 61 and a lower blade 62, the upper blade 61 is annularly arranged on the outer side of the upper support shaft 44, and the lower blade 62 is annularly arranged on the outer side of the lower support shaft 45;
the inner wall of the fan shell 42 is provided with a backflow cavity 46, the ends of the upper blade 61 and the lower blade 62 extend to the inner side of the backflow cavity 46, the lower surface of the fan shell 42 is provided with a flow guide pipe 47, and the bottom surface of the backflow cavity 46 is in an inclined state and is inclined to the top end of the flow guide pipe 47;
the water absorbing blade 6 further comprises an absorbing plate 63 and water blocking strips 64, the absorbing plate 63 is arranged on both sides of the upper blade 61 and the lower blade 62, the water blocking strips 64 are symmetrically arranged on the outer side and the inner side of the absorbing plate 63, and the water blocking strips 64 are used for providing a guiding function of water flow;
the lower end of the upper supporting shaft 44 is provided with a reversing rotating structure 5, the reversing rotating structure 5 is used for supporting the upper supporting shaft 44 and the lower supporting shaft 45 to rotate reversely, the reversing rotating structure 5 comprises a limiting ring 51, a transmission gear 52, an upper tooth socket 53 and a lower tooth socket 54, and the limiting ring 51 is fixedly connected with the outer side of the motor 43 and the inner wall of the fan shell 42;
two transmission gears 52 are symmetrically arranged in the limiting ring 51, an upper tooth groove 53 is formed in the lower surface of the upper supporting shaft 44, a lower tooth groove 54 is formed in the upper surface of the lower supporting shaft 45, and the upper tooth groove 53 and the lower tooth groove 54 are in tooth groove meshing transmission with the transmission gears 52;
the upper support shaft 44 is internally installed with a connection rotating shaft 55, and the connection rotating shaft 55 is used for supporting the lower support shaft 45 to be rotatably installed below the upper support shaft 44.
The cooling oil entering the transformer box 31 for the first time has a large temperature difference with the internal components of the transformer box 31, when the cooling oil passes through the inside of the condensing plate 41, the temperature of the cooling oil is volatilized through the condensing plate 41, and the upper supporting shaft 44 is driven by the motor 43 and the upper blades 61 are driven to rotate while the cooling oil volatilizes, so that the volatilized low-temperature gas is pumped, blown down and scattered in the transformer box 31;
principle of rotation of the upper support shaft 44 and the lower support shaft 45: the upper blade 61 is obliquely arranged, when the upper supporting shaft 44 drives the upper blade 61 to rotate, the upper supporting shaft can provide wind power and simultaneously provide pressure for air, the air is pushed forward, a plurality of circulation pushes generate wind power, when the upper blade 61 rotates, the upper blade 61 contacts with the air, moisture in the air is attached to the adsorption plate 63 and stored, the moisture exceeds the moisture amount which can be stored by the adsorption plate 63 through the continuous rotation of the upper blade 61 and overflows outwards, the overflowed moisture is thrown into the inner space of the backflow cavity 46 through the centrifugal force generated by the rotation of the upper blade 61, and the inside of the backflow cavity 46 is obliquely designed, so that the entering liquid flows into the draft tube 47 in a homeopathic manner and is discharged out of the device through the draft tube 47;
when the upper supporting shaft 44 rotates, the upper tooth grooves 53 are engaged with the transmission gear 52, and the lower tooth grooves 54 are connected with the transmission gear 52 in the same way, in this way, the upper supporting shaft 44 can rotate and simultaneously provide reverse rotation power for the lower supporting shaft 45, and the upper blades 61 and the lower blades 62 have the same structure but opposite directions, so that when the upper supporting shaft 44 and the lower supporting shaft 45 rotate, the contact degree with moisture in air is increased, the capturing efficiency of the moisture in the air is remarkably improved, and the phenomenon that the device operates for a long time, so that the moisture in the power transformation box 31 is heavier and the service condition of internal electric devices is influenced is avoided.
The upper supporting shaft 44 and the lower supporting shaft 45 rotate to drive the upper blade 61 and the lower blade 62 to generate wind force, the rotation track of the upper blade 61 and the lower blade 62 moves reversely, when the upper blade 61 and the lower blade 62 rotate, the upper blade 61 and the lower blade 62 can contact air, moisture in the air can be attached in the adsorption plate 63, and the absorbed moisture is thrown into the inner space of the backflow cavity 46 through the centrifugal force generated by the rotation of the upper blade 61 and is discharged out of the device through the guide pipe 47, so that the contact degree with the moisture in the air is increased when the upper supporting shaft 44 and the lower supporting shaft 45 rotate, the capturing efficiency of the moisture in the air is remarkably improved, the device is prevented from running for a long time, the moisture in the transformer box 31 is heavier, and the use condition of internal electric devices is influenced.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the scope of the invention.
Claims (9)
1. The utility model provides an energy-saving box-type transformer substation, includes running part (3) on terrace (1) and terrace (1), its characterized in that: the cooling structure (2) is arranged on the lower surface of the terrace (1), the cooling structure (2) comprises a water storage tank body (21), a heat conducting sheet (22) and ground piles (25), the ground piles (25) are arranged at four end corners of the lower surface of the terrace (1), the water storage tank body (21) is arranged on the lower surface of the terrace (1), and the heat conducting sheet (22) is arranged in the water storage tank body (21);
the operation component (3) comprises a power transformation box (31), a first distribution box (32), a second distribution box (33) and a transformer (34), wherein the first distribution box (32) is installed in the power transformation box (31), the second distribution box (33) is installed on one side of the first distribution box (32), and the transformer (34) is installed on one side of the second distribution box (33);
the top end of the inner wall of the power transformation box (31) is provided with a gas-liquid separation structure (4), the gas-liquid separation structure (4) comprises a condensation plate (41) and a fan shell (42), and the fan shell (42) is symmetrically arranged below the condensation plate (41);
the inside of the water storage tank body (21) and the inside of the transformer tank (31) are respectively provided with a conveying pipe (9), the inside of the conveying pipe (9) is filled with cooling oil, and the conveying pipe (9) comprises four sections;
the conveying pipe (9) comprises a low-temperature heat exchange pipe (91), a volatilization conveying pipe (92), a heat exchange conveying pipe (93) and a final conveying pipe (94), the low-temperature heat exchange pipe (91) is installed in the water storage tank body (21), and the low-temperature heat exchange pipe (91) is inserted into each heat conducting plate (22) in a curved shape;
the water storage tank body (21) is communicated with the condensing plate (41) through a volatilization conveying pipe (92), the other end of the condensing plate (41) is communicated with the outer side of the lower end of the first distribution box (32) through a heat exchange conveying pipe (93), the first distribution box (32), the second distribution box (33) and the transformer (34) are communicated through a final section conveying pipe (94), and the cooling oil is firstly contacted with the condensing plate (41).
2. The energy efficient box-type substation according to claim 1, characterized in that: the inside of the water storage tank body (21) is also filled with underground water;
the cooling structure (2) further comprises a contact plate (23) and a guide Wen Waiban (24), the contact plate (23) is arranged on the outer side of the water storage tank body (21), the guide Wen Waiban (24) is arranged on the outer side of the contact plate (23), the inner wall of the contact plate (23) is used for being in contact with the heat conduction sheet (22), and the heat conduction sheet (22) and the contact plate (23) are of an integrated structure.
3. The energy efficient box-type substation according to claim 2, characterized in that: the inside of first block terminal (32) is installed first heat conduction structure (7), first heat conduction structure (7) are including heat-conducting plate (71), mounting groove (72) and heat conduction bottom plate (74), heat-conducting plate (71) are installed to one side of first block terminal (32) inside, mounting groove (72) are arranged to the inside of heat-conducting plate (71), internally mounted of mounting groove (72) has heat conduction bottom plate (74), the outside of heat conduction bottom plate (74) is used for installing electric device.
4. An energy efficient box-type substation according to claim 3, characterized in that: the first heat conduction structure (7) further comprises a sealing groove (73), a heat conduction extending plate (75), sealing rubber strips (76) and heat conduction sheets (77), the sealing groove (73) is formed in the inner wall of the mounting groove (72), the sealing rubber strips (76) are arranged on the outer side of the heat conduction bottom plate (74), and the sealing rubber strips (76) are used for being embedded in the sealing groove (73);
the utility model discloses a high-temperature electric power distribution box, including heat conduction bottom plate (74), first block terminal (32), heat conduction bottom plate (74)'s surface is equipped with heat conduction extension board (75), the material of heat conduction extension board (75) is the silica gel material, internally mounted of first block terminal (32) has first part (78), first part (78) are used for the laminating to install at the surface of heat conduction extension board (75), heat conducting strip (77) are arranged to the inboard of heat conduction bottom plate (74), heat conducting strip (77) are used for transmitting the oil temperature in heat conduction plate (71).
5. The energy efficient box-type substation of claim 4, wherein: the inside of the heat conducting plate (71) is also provided with a second heat conducting structure (8), the second heat conducting structure (8) comprises an auxiliary base (81) and a limiting heat conducting plate (82), the outer side of the auxiliary base (81) is provided with the limiting heat conducting plate (82), and a placement area is formed between every two limiting heat conducting plates (82);
the second component (83) is arranged in the placement area, and the limiting and temperature-guiding plates (82) are used for being attached to two sides of the second component (83) and form a temperature-guiding effect;
a pressure pump (11) is arranged on the outer side of the volatilization conveying pipe (92), and the pressure pump (11) is used for providing power for the conveying pipe (9).
6. The energy efficient box-type substation of claim 5, wherein: the gas-liquid separation structure (4) further comprises a motor (43), an upper supporting shaft (44) and a lower supporting shaft (45), wherein the motor (43) is installed at the upper end inside the fan shell (42), the upper supporting shaft (44) is rotatably installed at the lower end of the motor (43), and the lower supporting shaft (45) is installed below the upper supporting shaft (44);
the outside of going up back shaft (44) is equipped with water absorbing vane (6), water absorbing vane (6) are including last blade (61) and lower blade (62), the outside annular array of going up back shaft (44) has last blade (61), the outside annular array of lower back shaft (45) has lower blade (62).
7. The energy efficient box-type substation of claim 6, wherein: the inner wall of fan casing (42) is equipped with refluence cavity (46), the tip of upper blade (61) and lower blade (62) extends to refluence cavity (46) inboard, the lower surface mounting of fan casing (42) has honeycomb duct (47), the bottom surface of refluence cavity (46) is the incline condition to be inclined at the top of honeycomb duct (47).
8. The energy efficient box-type substation of claim 7, wherein: the water absorbing blade (6) further comprises an absorbing plate (63) and water blocking strips (64), the absorbing plate (63) is arranged on two sides of the upper blade (61) and two sides of the lower blade (62), the water blocking strips (64) are symmetrically arranged on the outer side and the inner side of the absorbing plate (63), and the water blocking strips (64) are used for providing a guiding function of water flow.
9. The energy efficient box-type substation of claim 8, wherein: the lower end of the upper supporting shaft (44) is provided with a reversing rotating structure (5), the reversing rotating structure (5) is used for supporting the upper supporting shaft (44) and the lower supporting shaft (45) to reversely rotate, the reversing rotating structure (5) comprises a limiting ring (51), a transmission gear (52), an upper tooth groove (53) and a lower tooth groove (54), and the limiting ring (51) is fixedly connected with the outer side of the motor (43) and the inner wall of the fan shell (42);
two transmission gears (52) are symmetrically arranged in the limiting ring (51), an upper tooth groove (53) is formed in the lower surface of the upper supporting shaft (44), a lower tooth groove (54) is formed in the upper surface of the lower supporting shaft (45), and the upper tooth groove (53) and the lower tooth groove (54) are in tooth groove meshing transmission with the transmission gears (52);
the upper support shaft (44) is internally provided with a connecting rotating shaft (55), and the connecting rotating shaft (55) is used for supporting the lower support shaft (45) to be rotatably arranged below the upper support shaft (44).
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| CN202311004336.0A CN117039685B (en) | 2023-08-10 | 2023-08-10 | Energy-saving box-type transformer substation |
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| CN202311004336.0A CN117039685B (en) | 2023-08-10 | 2023-08-10 | Energy-saving box-type transformer substation |
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| CN117039685B true CN117039685B (en) | 2024-02-20 |
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