CN112928669B - Outdoor type transformer box assembled in monsoon climate area - Google Patents
Outdoor type transformer box assembled in monsoon climate area Download PDFInfo
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- CN112928669B CN112928669B CN202110225177.1A CN202110225177A CN112928669B CN 112928669 B CN112928669 B CN 112928669B CN 202110225177 A CN202110225177 A CN 202110225177A CN 112928669 B CN112928669 B CN 112928669B
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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
- H02B1/46—Boxes; Parts thereof or accessories therefor
Abstract
The invention discloses an outdoor transformer box assembled in a monsoon climate region, which comprises a machine box and an air box which are fixedly connected, wherein an air inlet hole and an air outlet hole are respectively formed in the machine box, an air inlet and an air outlet are respectively formed in the air box, and an air cooling assembly and a heat absorbing assembly are respectively arranged between the machine box and the air box. The wind power entering the wind box is utilized to drive the driving wind wheel and the main shaft to rotate, and the cold wind wheel positioned below the power converter is arranged at the lower end of the machine box so as to realize wind cooling and heat dissipation; the plane turntable is used for driving the reciprocating swing rod to deflect in a reciprocating manner, so that the dipping plate connected with the driven rack realizes reciprocating horizontal movement under the driving action of the driving half gear, and is in multiple contact with a high-temperature power converter; utilize the cam of exerting pressure of continuous rotation to exert pressure to the soft package for the coolant liquid accessible dips in the board and evenly coats and smears on the power converter, utilizes the evaporation of coolant liquid to absorb the consumption to the high temperature heat on the power converter, in order to realize the physics cooling.
Description
Technical Field
The invention relates to the technical field of application protection of power transformers, in particular to an outdoor power transformer box assembled in a monsoon climate region.
Background
Since the development of production life makes it difficult for short-distance electric power transportation systems to meet the actual power supply demand, long-distance electric power transportation systems have come to work, but long-distance electric power transportation systems have to face voltage difficulties, and for this reason, transformers play an important role in long-distance electric power transportation systems. A power transformer is a stationary electrical device that is used to transform an ac voltage of a certain value into another voltage of the same frequency or several different values.
In the long distance power transmission process, the transformer carries out voltage control to electric power all the time to guarantee the stability of voltage electric current, so, the heavy work of transformer makes it have to be in high-efficient running state all the time, and at this in-process, the transformer can constantly produce high temperature heat, in order to avoid being in high temperature environment transformer short circuit burnout, must dispel the heat to cool down and maintain it. In the prior art, an air cooling mode is adopted, but a single air cooling method cannot provide enough cooling effect, the high-temperature pressure of the transformer is difficult to relieve, and the operation of the transformer has serious negative influence.
Disclosure of Invention
The invention aims to solve the problem that environment-friendly heat dissipation protection is difficult to provide for a power converter in the prior art, and provides an outdoor type power transformation box assembled in a monsoon climate region.
In order to achieve the purpose, the invention adopts the following technical scheme:
an outdoor type transformer box assembled in a monsoon climate region comprises a machine box and an air box which are fixedly connected, wherein an air inlet hole and an air outlet hole are respectively formed in the machine box, an air inlet and an air outlet are respectively formed in the air box, and an air cooling assembly and a heat absorbing assembly are respectively arranged between the machine box and the air box;
the air cooling assembly comprises a main shaft which is rotatably arranged between the case and the air box, a driving wind wheel is fixedly arranged on the main shaft, a primary rotating shaft and a cold wind wheel which are of an integrated structure are rotatably arranged at the lower end of the case, and a driving gear and a driven gear which are connected in a meshed mode are respectively fixedly sleeved on the main shaft and the primary rotating shaft in a sleeved mode;
the heat absorption assembly comprises a plane turntable fixedly connected to a main shaft, a pin bolt is fixedly connected to the plane turntable, a shaft seat is fixedly connected to the inner wall of the case, a reciprocating swing rod movably connected with the pin bolt is mounted on the shaft seat in a rotating mode, a driving half gear is fixedly connected to the upper end of the reciprocating swing rod, a driven rack connected with the driving half gear in a meshed mode is mounted in the upper end of the case, a movable plate with a hole is connected to the driven rack through bolts, a clamping plate is connected to the lower end of the movable plate in a buckled mode, a second-stage rotating shaft connected with a first-stage rotating shaft is arranged in the upper end of the case, a pressing cam is fixedly sleeved on the second-stage rotating shaft, a guide groove is formed in the inner wall of the upper end of the case, a reset spring and a pressing plate which are connected are respectively arranged in the guide groove, a soft package for filling cooling liquid is fixedly arranged in the upper end of the case, a discharge pipe is fixedly connected with a lower end, and a high-pressure valve is mounted on the discharge pipe.
Preferably, the air inlet hole is formed in the lower end position of the case for mounting the power converter, the air outlet hole is formed in the upper end position of the case, and the air inlet and the air outlet are respectively formed in the upper end position and the lower end position of the air box.
Preferably, the driving wind wheel is mounted at one end of the main shaft in the wind box, and the driving gear and the plane turntable are both mounted at the other end of the main shaft in the case.
Preferably, the lower end of the reciprocating swing rod is provided with a guide long hole which is sleeved with the traction pin bolt in a sliding manner.
Preferably, a transmission crawler belt is connected between the primary rotating shaft and the secondary rotating shaft.
Preferably, the reset spring is welded in the upper end of the guide groove, the pressing plate welded with the lower end of the reset spring is sleeved in the guide groove in a sliding mode, the pressing cam is movably abutted to the lower end of the pressing plate, and the soft package is located at the upper end of the pressing plate.
Preferably, the cooling liquid in the soft bag is ethylene glycol aqueous solution, and the discharge pipe corresponds to the dip plate up and down.
Compared with the prior art, the invention has the following advantages:
1. the invention is provided with a case and an air box which are connected, the wind power entering the air box is utilized to drive a driving wind wheel and a main shaft to carry out continuous rotary motion, and a cold wind wheel positioned below a power converter is arranged in the lower end of the case, so that the cold wind wheel realizes continuous rotation under the meshing transmission action of a driving gear and a driven gear, and low-temperature cold wind flow is provided for the power converter in the case.
2. The invention is provided with a reciprocating swing rod which is driven by a plane turntable to deflect in a reciprocating manner on one side of a case, so that a dipping plate connected with a driven rack can realize reciprocating horizontal movement under the driving action of a driving half gear, and can be in multiple contact with a high-temperature power converter.
3. According to the invention, the secondary rotating shaft driven by the traction of the primary rotating shaft is arranged at the upper end of the case, and the secondary rotating shaft is used for driving the pressing cam to rotate in a reciprocating manner so as to drive the pressing plate up and down, so that the cooling liquid in the soft package is repeatedly pressurized, the cooling liquid can be uniformly coated on the power converter through the dipping plate, and the high-temperature heat on the power converter is absorbed and consumed by the evaporation of the cooling liquid.
In conclusion, the wind power entering the wind box is utilized to drive the driving wind wheel and the main shaft to carry out continuous rotary motion, and the cold wind wheel positioned below the power converter is arranged at the lower end of the machine box, so that the cold wind wheel can continuously rotate under the meshing transmission action of the driving gear and the driven gear, and the air cooling heat dissipation is realized; the plane turntable is used for driving the reciprocating swing rod to deflect in a reciprocating manner, so that the dipping plate connected with the driven rack realizes reciprocating horizontal movement under the driving action of the driving half gear, and is in multiple contact with a high-temperature power converter; utilize the cam of exerting pressure of continuous rotation to exert pressure to the soft packet for the coolant liquid accessible dips in the board and evenly scribbles on the power converter, utilizes the evaporation of coolant liquid to absorb the consumption to the high temperature heat on the power converter, in order to realize the physics cooling.
Drawings
Fig. 1 is a schematic structural diagram of an outdoor-type power transformation box installed in a monsoon climate region according to the present invention;
FIG. 2 is an enlarged schematic view of part A of an outdoor power transformation box installed in a monsoon climate zone according to the present invention;
FIG. 3 is an enlarged schematic view of a portion B of an outdoor power transformation box according to the present invention, which is installed in a monsoon climate zone;
FIG. 4 is a schematic side view of a heat sink assembly of an outdoor power transformation box installed in a monsoon climate zone according to the present invention;
FIG. 5 is a schematic view of a connection structure of a main shaft and a primary shaft of an outdoor transformer substation installed in a monsoon climate zone according to the present invention;
fig. 6 is a schematic diagram of a two-stage rotating shaft structure of an outdoor type power transformation box assembled in a monsoon climate region according to the present invention.
In the figure: the wind power generation device comprises a case 1, an air box 2, an air inlet 3, an air outlet 4, an air inlet 5, an air outlet 6, a main shaft 7, a driving wind wheel 8, a primary rotating shaft 9, a cold air wind wheel 10, a driving gear 11, a driven gear 12, a plane rotating disc 13, a driving pin 14, a shaft seat 15, a reciprocating swing rod 16, a guiding long hole 17, a driving half gear 18, a driven rack 19, a moving plate 20, a dipping plate 21, a secondary rotating shaft 22, a transmission crawler belt 23, a pressing cam 24, a guide groove 25, a return spring 26, a pressing plate 27, a soft package 28, a discharge pipe 29 and a high-pressure valve 30.
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.
Referring to fig. 1-6, an outdoor transformer box assembled in a monsoon climate zone comprises a case 1 and an air box 2 which are fixedly connected, and specifically referring to the description of fig. 1, the transformer is installed in the case 1, the air box 2 is located at the outer side of the case 1, the case 1 is respectively provided with an air inlet 3 and an air outlet 4, the air box 2 is respectively provided with an air inlet 5 and an air outlet 6, it is to be noted that both the air inlet 5 and the air inlet 3 are provided with filter screens for purifying and filtering incoming air flow, and an air cooling assembly and a heat absorbing assembly are respectively arranged between the case 1 and the air box 2;
the air cooling assembly comprises a main shaft 7 which is rotatably arranged between the case 1 and the air box 2, a driving wind wheel 8 is fixedly arranged on the main shaft 7, wind power entering the air box 2 can drive the driving wind wheel 8, so that the main shaft 7 continuously rotates, a primary rotating shaft 9 and a cold wind wheel 10 which are of an integrated structure are rotatably arranged at the lower end of the case 1, the cold wind wheel 10 can supply low-temperature cold airflow into the case 1 in the rotating process so as to reduce the environmental temperature in the case 1, and a driving gear 11 and a driven gear 12 which are connected in a meshed mode are respectively fixedly sleeved on the main shaft 7 and the primary rotating shaft 9;
the heat absorption assembly comprises a plane rotary table 13 fixedly connected to the main shaft 7, a traction pin 14 is fixedly connected to the plane rotary table 13, a shaft seat 15 is fixedly connected to the inner wall of the case 1, a reciprocating swing rod 16 movably connected with the traction pin 14 is rotatably mounted on the shaft seat 15, the reciprocating swing rod 16 can swing back and forth at a certain angle under the driving of the plane rotary table 13, a driving half gear 18 is fixedly connected to the upper end of the reciprocating swing rod 16, a driven rack 19 meshed and connected with the driving half gear 18 is slidably mounted at the upper end of the case 1, the driving half gear 18 swings along with the reciprocating swing rod 16 to enable the driven rack 19 to horizontally move back and forth, a moving plate 20 with an opening is connected to the driven rack 19 through bolts, and a moving plate 21 is connected to the lower end of the driven rack 19 through a clamping manner, the cooling liquid can evenly permeate into the dip plate 21 through the open pore structure in the movable plate 20, the upper end of the case 1 is internally provided with a second-stage rotating shaft 22 connected with the first-stage rotating shaft 9 in a rotating manner, a pressing cam 24 is fixedly sleeved on the second-stage rotating shaft 22, a guide groove 25 is formed in the inner wall of the upper end of the case 1, a return spring 26 and a pressing plate 27 which are connected are respectively arranged in the guide groove 25, the pressing plate 27 can repeatedly move up and down under the combined action of the pressing cam 24 and the return spring 26, so that the soft package 28 can be repeatedly pressed, the cooling liquid can be evenly sprayed, the upper end of the case 1 is internally and fixedly provided with the soft package 28 for filling the cooling liquid, the lower end of the soft package is fixedly connected with a discharge pipe 29, the discharge pipe 29 is provided with a high-pressure valve 30, and the speed and component of the sprayed cooling liquid are controlled.
The inlet vent 3 is seted up in 1 lower extreme position of quick-witted case for installing the converter, and outlet vent 4 is seted up in 1 upper end position of quick-witted case, under the effect of low temperature air current, can carry out direct forced air cooling to the converter, extrude the high temperature steam in quick-witted case 1 simultaneously, outside making high temperature steam discharge machine case 1, both ends position about bellows 2 is seted up respectively to air intake 5 and air outlet 6, the air current in the directional entering bellows 2 can make drive wind wheel 8 carry out continuous stable rotation, in order to drive main shaft 7 and rotate.
As can be seen from fig. 1 in the specification, the driving wind wheel 8 is mounted at one end of the main shaft 7 located in the wind box 2, and the driving gear 11 and the plane rotary table 13 are both mounted at the other end of the main shaft 7 located in the case 1.
The lower end of the reciprocating swing rod 16 is provided with a guide long hole 17 which is sleeved with the traction pin 14 in a sliding manner, and the reciprocating swing rod 16 can perform reciprocating deflection at a certain angle by utilizing the traction pin 14 which rotates axially.
A transmission crawler belt 23 is connected between the primary rotating shaft 9 and the secondary rotating shaft 22.
Reset spring 26 welds in the guide way 25 upper end, and sliding fit in guide way 25 with clamp plate 27 that reset spring 26 lower extreme looks welded, and the cam 24 that exerts pressure offsets with the activity of clamp plate 27 lower extreme, and soft package 28 is located clamp plate 27 upper end position, and clamp plate 27 is exerted pressure repeatedly soft package 28 at the in-process that reciprocates to make the coolant liquid discharge outward.
The coolant in the soft package 28 is ethylene glycol aqueous solution, and discharge pipe 29 corresponds from top to bottom with dipping in board 21, and the coolant of evenly distributed on the converter need absorb the heat at the evaporation process to consume the high temperature heat of converter, thereby reduce the high temperature pressure in quick-witted case 1.
The invention can be illustrated by the following operating modes:
external air flow enters the air box 2 through the air inlet 5 to form wind power for driving the driving wind wheel 8 to rotate, so that the driving wind wheel 8 drives the main shaft 7 to continuously rotate;
the main shaft 7 drives the primary rotating shaft 9 and the cold wind wheel 10 to rotate through a driving gear 11 and a driven gear 12 which are connected in a meshed manner, so that external low-temperature air flow enters the case 1 through the air inlet 3 to carry out air cooling operation on a power converter in the case 1;
the primary rotating shaft 9 drives the secondary rotating shaft 22 to rotate through the transmission crawler 23, and the secondary rotating shaft 22 drives the pressing cam 24 to continuously rotate so as to press and support the pressing plate 27, so that the pressing plate 27 moves up and down in the guide groove 25 and presses the soft package 28;
the cooling liquid in the soft bag 28 is pressurized and sprayed out through the discharge pipe 29 and the high-pressure valve 30, and the dip plate 21 is wetted by the moving plate 20;
the main shaft 7 drives the plane rotary table 13 to rotate continuously, and the pulling pin 14 on the plane rotary table 13 moves synchronously in the guiding long hole 17, so that the reciprocating swing rod 16 performs reciprocating deflection at a certain angle by taking the shaft seat 15 as a fulcrum;
the reciprocating swing rod 16 drives the driving semi-gear 18 to synchronously deflect so as to drive the driven rack 19 to perform reciprocating horizontal motion, the driven rack 19 drives the dipping plate 21 to movably and repeatedly wipe and contact the power converter through the moving plate 20 so as to uniformly paint the cooling liquid on the power converter, and the cooling liquid absorbs heat quickly in the evaporation process so as to consume the high-temperature heat of the power converter.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (7)
1. An outdoor transformer box assembled in a monsoon climate area, which comprises a machine box (1) and an air box (2) which are fixedly connected, and is characterized in that,
an air inlet hole (3) and an air outlet hole (4) are respectively formed in the case (1), an air inlet (5) and an air outlet (6) are respectively formed in the air box (2), and an air cooling assembly and a heat absorption assembly are respectively arranged between the case (1) and the air box (2);
the air cooling assembly comprises a main shaft (7) rotatably arranged between the case (1) and the air box (2), a driving wind wheel (8) is fixedly mounted on the main shaft (7), a primary rotating shaft (9) and a cold wind wheel (10) which are of an integrated structure are rotatably mounted at the lower end of the case (1), and a driving gear (11) and a driven gear (12) which are in meshed connection are respectively fixedly sleeved on the main shaft (7) and the primary rotating shaft (9);
the heat absorption assembly comprises a plane rotary table (13) fixedly connected to a main shaft (7), a traction pin bolt (14) is fixedly connected to the plane rotary table (13), an axle seat (15) is fixedly connected to the inner wall of the case (1), a reciprocating swing rod (16) movably connected with the traction pin bolt (14) is rotatably mounted on the axle seat (15), a driving half gear (18) is fixedly connected to the upper end of the reciprocating swing rod (16), a driven rack (19) meshed with the driving half gear (18) is slidably mounted in the upper end of the case (1), a moving plate (20) with a hole is connected to the driven rack (19) through bolts, and a dipping plate (21) is connected to the lower end of the moving plate (20) in a buckling mode;
a second-stage rotating shaft (22) connected with the first-stage rotating shaft (9) is rotatably arranged at the upper end of the case (1), a pressing cam (24) is fixedly sleeved on the second-stage rotating shaft (22), a guide groove (25) is formed in the inner wall of the upper end of the case (1), a return spring (26) and a pressing plate (27) which are connected are respectively arranged in the guide groove (25), a soft package (28) used for filling cooling liquid is fixedly arranged in the upper end of the case (1), a discharge pipe (29) is fixedly connected to the lower end of the soft package (28), and a high-pressure valve (30) is arranged on the discharge pipe (29);
the power provided by the main shaft (7) firstly drives the cold wind wheel (10) to do work, then drives the cooling liquid in the soft bag (28) to be discharged, and finally realizes the double-layer cooling effect by driving the movable plate (20) and the dipping plate (21) to move.
2. An outdoor type substation installed in a monsoon climate zone according to claim 1,
the air inlet hole (3) is formed in the lower end position of a case (1) used for installing the power converter, the air outlet hole (4) is formed in the upper end position of the case (1), and the air inlet (5) and the air outlet (6) are formed in the upper end position and the lower end position of the air box (2) respectively.
3. An outdoor type substation installed in a monsoon climate zone according to claim 2,
the driving wind wheel (8) is arranged at one end position of the main shaft (7) in the air box (2), and the driving gear (11) and the plane turntable (13) are both arranged at the other end position of the main shaft (7) in the case (1).
4. An outdoor type substation installed in a monsoon climate zone according to claim 3,
the lower end of the reciprocating swing rod (16) is provided with a guide long hole (17) which is sleeved with a traction pin bolt (14) in a sliding manner.
5. An outdoor type substation installed in a monsoon climate zone according to claim 1,
and a transmission crawler belt (23) is connected between the first-stage rotating shaft (9) and the second-stage rotating shaft (22).
6. An outdoor type substation installed in a monsoon climate zone according to claim 1,
the reset spring (26) is welded in the upper end of the guide groove (25), the pressing plate (27) welded with the lower end of the reset spring (26) is sleeved in the guide groove (25) in a sliding mode, the pressing cam (24) is movably abutted to the lower end of the pressing plate (27), and the soft package (28) is located at the upper end of the pressing plate (27).
7. An outdoor type power transformation box installed in a monsoon climate region according to claim 6,
the cooling liquid in the soft package (28) is glycol water solution, and the discharge pipe (29) corresponds to the dipping plate (21) up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202110225177.1A CN112928669B (en) | 2021-03-01 | 2021-03-01 | Outdoor type transformer box assembled in monsoon climate area |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110225177.1A CN112928669B (en) | 2021-03-01 | 2021-03-01 | Outdoor type transformer box assembled in monsoon climate area |
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| CN112928669A CN112928669A (en) | 2021-06-08 |
| CN112928669B true CN112928669B (en) | 2022-11-01 |
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| CN116272507B (en) * | 2023-05-17 | 2023-11-14 | 山西兰花大宁发电有限公司 | Urea solution filling metering tank and metering method thereof |
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Effective date of registration: 20221009 Address after: No. 809, Central Avenue, Jiaojiang District, Taizhou City, Zhejiang Province, 318001 Applicant after: STATE GRID ZHEJIANG ELECTRIC POWER CO., LTD. TAIZHOU POWER SUPPLY Co. Address before: 402260 Group 8, wanshiqiao village, Yongxing Town, Jiangjin District, Chongqing Applicant before: Lei Zhengfu |
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