CN109087781A - A kind of high-tension transformer - Google Patents
A kind of high-tension transformer Download PDFInfo
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- CN109087781A CN109087781A CN201810955840.1A CN201810955840A CN109087781A CN 109087781 A CN109087781 A CN 109087781A CN 201810955840 A CN201810955840 A CN 201810955840A CN 109087781 A CN109087781 A CN 109087781A
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- 238000004804 winding Methods 0.000 claims abstract description 80
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 abstract description 37
- 238000001816 cooling Methods 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract 6
- 230000002035 prolonged effect Effects 0.000 description 18
- 230000000694 effects Effects 0.000 description 6
- 230000032683 aging Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000191 radiation effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
- H01F27/025—Constructional details relating to cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using fans
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/02—Casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/085—Cooling by ambient air
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/08—Cooling; Ventilating
- H01F27/22—Cooling by heat conduction through solid or powdered fillings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/406—Temperature sensor or protection
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transformer Cooling (AREA)
Abstract
The invention belongs to transformer technology field, specifically a kind of high-tension transformer, including transformer shell, transformer winding and self-regulated fan is provided with air inlet on transformer shell；Air inlet is provided with cooling fin, is provided with Air Filter on the outside of air inlet；Cooling fin and transformer shell are detachable connection；Transformer winding is located at transformer shell center, and there are two the settings of self-regulated fan, and self-regulated fan is located at the two sides of transformer winding, and self-regulated fan is used to radiate to transformer winding；The heat dissipation that cooling fin improves high-tension transformer is arranged by the air inlet in high-tension transformer by the present invention；By the way that Air Filter is arranged in the outside of air inlet, to avoid element in dust pollution high voltage transformer；By transformer winding two sides be arranged self-regulated fan, make self-regulated fan from multi-angle it is multi-direction come come give transformer winding cooling, be conducive to improve transformer service life.
Description
Technical Field
The invention belongs to the technical field of transformers, and particularly relates to a high-voltage transformer.
Background
The transformer is a device for changing alternating voltage by utilizing the principle of electromagnetic induction; according to the application, the method can be divided into: power transformers and special transformers (furnace transformers, rectification transformers, power frequency test transformers, voltage regulators, mining transformers, audio transformers, intermediate frequency transformers, high frequency transformers, impact transformers, instrument transformers, electronic transformers, reactors, mutual inductors, etc.), and transformers are indispensable devices in the modern electrical industry.
With the development of science and technology, the aspect of transformers is continuously developed and advanced, wherein high-frequency transformers are widely used, but the common high-frequency transformers have poor heat dissipation effect and short service life, and small animals often enter the transformers to damage the transformers after the transformers are installed and placed; occasionally, the transformer gets damp in a sunny day, which may potentially harm the components within the transformer.
Patent document 1: a high-frequency transformer with long service life, application number: 2017203535746
In patent document 1, the heat radiation effect is improved by the heat radiation fins, so that the service life of the heat radiation fins is prolonged; but only through the radiating fin heat dissipation, the radiating effect is not good. In some prior art, the heat dissipation effect inside the transformer is improved by the fan, but the fan is basically fixed at a fixed part of the transformer, the fan cannot move to automatically change the wind direction, and the heat dissipation effect is still limited.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a high-voltage transformer, and aims to prolong the service life of the high-voltage transformer. The heat dissipation of the high-voltage transformer is improved by arranging the heat dissipation fins at the air inlet of the high-voltage transformer; the dustproof net is arranged on the outer side of the air inlet, so that the inner elements of the high-voltage transformer are prevented from being polluted by dust; the self-regulating fans are arranged on the two sides of the transformer winding, so that the self-regulating fans can cool the transformer winding from multiple angles in multiple directions, and the service life of the transformer is prolonged.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a high-voltage transformer, which comprises a transformer shell, a transformer winding and a self-regulating fan, wherein an air inlet is formed in the transformer shell; the air inlet is provided with a radiating fin, and the outer side of the air inlet is provided with a dustproof net; the radiating fins are detachably connected with the transformer shell; the transformer winding is positioned in the center of the transformer shell, and a temperature sensor and a controller are arranged beside the transformer winding; the temperature sensor is used for detecting the temperature beside the transformer winding and transmitting a signal to the controller; the controller regulates and controls the wind speed of the self-regulating fan according to the temperature around the transformer winding; the self-regulating fans are arranged on two sides of the transformer winding and used for dissipating heat of the transformer winding, wherein,
the self-adjusting fan comprises a sliding seat, a sliding plate I, a sliding block I, a fixing frame, a driving motor, an eccentric wheel I, a belt I, an eccentric wheel II, a belt II, a main fan, a secondary fan, a belt III, a tension spring I and a tension spring II, wherein the sliding seat is fixed on one side of a transformer winding; the first sliding plate is embedded in the sliding seat and is in sliding connection with the sliding seat, and a first sliding groove is formed in the first sliding plate; the first sliding block is embedded in the first sliding groove and is in sliding connection with the first sliding groove; the main fan and the secondary fan are fixed on the first sliding block through the arranged bearings; the second eccentric wheel is arranged on the first sliding plate and is in rotating connection with the first sliding plate, a driven wheel is arranged on the rotating center of the second eccentric wheel, and the driven wheel is fixedly connected with the second eccentric wheel; the fixed frame is positioned beside the first sliding plate; the driving motor is fixed on the fixing frame; the eccentric wheel I is positioned at the front end of the driving motor, a gear box is arranged between the eccentric wheel I and the driving motor, the eccentric wheel I is connected with the driving motor through the gear box, the rotating eccentric wheel I drives the main fan to rotate through a belt I, the eccentric wheel I rotates at a low speed, the rotating speed is 2-5 seconds per revolution, the transmission ratio of the eccentric wheel I to the main fan is at least 1:400, and the main fan rotates at a high speed; a driving wheel is arranged on the rotation center of the first eccentric wheel and is fixedly connected with the first eccentric wheel; the driving wheel drives the driven wheel to rotate through a second belt; the eccentric wheel II drives the secondary fan to rotate through the belt III; the second belt is an elastic belt, and a belt adjusting device is further arranged at the second belt; the belt adjusting device is used for keeping the second belt in a tight state all the time; the first tension spring is arranged on the sliding seat, one end of the first tension spring is fixedly connected with the end part of the sliding seat, the other end of the first tension spring is fixedly connected with the first sliding plate, and the first tension spring is used for resetting after the first sliding plate moves on the sliding seat; the second tension spring is located in the first sliding groove, one end of the second tension spring is fixedly connected with the first sliding groove, the other end of the second tension spring is fixedly connected with the first sliding block, and the second tension spring is used for resetting after the first sliding block slides in the first sliding groove. When the transformer winding cooling device works, the driving motor drives the first eccentric wheel to rotate through the gear box, the first eccentric wheel and the driving wheel rotate simultaneously, the first eccentric wheel drives the main fan to rotate through the belt, and the main fan rotates to enable the transformer winding to dissipate heat; when the distance between the driving wheel and the driven wheel is changed, the belt adjusting device adjusts the belt II to enable the belt II to be always in a tight state, the driving wheel drives the driven wheel to rotate through the belt II, the tension spring pair sliding plate I resets after moving on the sliding seat, the eccentric wheel I eccentrically rotates to enable the sliding plate I to slide back and forth on the sliding seat, the driven wheel rotates to enable the eccentric wheel II to follow and rotate, the eccentric wheel II drives the secondary fan to rotate, the secondary fan rotates to enable the wind blown out by the primary fan to play a role of turbulence and enable the wind power of the primary fan to be enhanced, on the other hand, the secondary fan rotates to blow to perform auxiliary heat dissipation on a transformer winding, the tension spring pair sliding blocks I reset after sliding in the sliding groove I, the eccentric motion of the eccentric wheel II enables the sliding block I to slide up and down in the sliding groove I, the primary fan and, the sliding plate I slides back and forth on the sliding seat, so that the main fan and the secondary fan slide back and forth on the sliding seat along with the sliding plate I, the main fan and the secondary fan regularly slide along with the sliding plate I, the up-and-down heat dissipation direction of the main fan and the secondary fan on the transformer winding is changed, and the heat dissipation of the transformer winding is facilitated.
The belt adjusting device comprises a fixed block, a second sliding block, a tightening wheel and a third spring, the fixed block is fixed on the transformer shell, and a second sliding groove is formed in the fixed block; the second sliding block is in sliding connection with the second sliding groove; the tensioning wheel is positioned on the second sliding block and is rotationally connected with the second sliding block; the spring III is positioned on the sliding groove II, one end of the spring III is fixedly connected with the sliding block II, the other end of the spring III is fixedly connected with the end part of the sliding groove II, and the spring III is reset after the sliding block II slides on the sliding groove II; the tensioning wheel is used for enabling the second belt to be in a tensioned state all the time. During operation, under the effect of eccentric wheel one and eccentric wheel two, the distance between drive wheel and the follow driving wheel changes, and eccentric wheel two is by the transmission of follow driving wheel and drive wheel and provide power, consequently makes belt two need be in the state of straining all the time, consequently, tightly draws slider two through spring three for the belt two is tightened all the time to the wheel that tightens, makes the sustainable drive of drive wheel follow driving wheel, makes eccentric wheel two rotate.
The lower end of the eccentric wheel I is provided with a square air bag, and the rotating eccentric wheel I intermittently compresses the square air bag; the square air bag is provided with a one-way air inlet valve and is connected with an air outlet pipe; and the pipe orifice of the air outlet pipe leads to the outside of the transformer shell. When the high-voltage transformer works, the eccentric wheel rotates, and meanwhile, the eccentric wheel compresses the square air bag intermittently, so that the square air bag continuously absorbs hot air near the transformer winding, and the hot air is conveyed out of the transformer shell through the air outlet pipe, so that the transformer winding is fully exchanged with the outside, the heat dissipation capacity of the transformer winding is enhanced, the temperature in the transformer shell is favorably reduced, the aging time of the transformer winding is delayed, and the service life of the high-voltage transformer is prolonged.
A plurality of springs IV are arranged in the square air bag; the springs are distributed in the horizontal direction and the vertical direction of the square air bag in a crossed mode. When the high-voltage transformer air bag is in work, the spring IV is arranged in the square air bag, so that the square air bag can quickly absorb air and recover after being compressed, the heat exchange efficiency of the transformer winding is enhanced, the heat dissipation of the transformer winding is facilitated, the heat dissipation of the high-voltage transformer is facilitated, the aging time of internal elements of the high-voltage transformer is prolonged, and the service life of the high-voltage transformer is prolonged.
A pressing plate is fixedly arranged at the upper end of the square air bag; the pressing plate is located between the first eccentric wheel and the square air bag and used for expanding the effective surface of the square air bag pressed downwards by the first eccentric wheel. During operation, the effective surface of the eccentric wheel pressing the square air bag downwards can be enlarged through the pressing plate, so that the square air bag can be fully compressed by the eccentric wheel, hot air in the square air bag can be fully conveyed out of the transformer shell, the square air bag radiating efficiency can be improved, and the service life of the high-voltage transformer is prolonged.
A vertical plate is arranged beside the square air bag; the vertical plate is used for fixing one side of the square air bag; a push plate is arranged at the lower end of the first sliding plate; the push plate is used for extruding the square air bag. During operation, the first sliding plate slides back and forth on the sliding seat, and the first sliding plate extrudes the square air bag through the push plate, so that gas in the square air bag is extruded out of the transformer shell, heat dissipation of a transformer winding is facilitated, temperature in the transformer shell is reduced, and the service life of the high-voltage transformer is prolonged.
The transformer winding comprises a transformer winding iron core; the transformer wound iron core is formed by stacking cold-rolled silicon steel sheets, and insulating substances are arranged between the cold-rolled silicon steel sheets at intervals. The transformer wound iron core formed by stacking the cold-rolled silicon steel sheets is easy to dissipate heat, and is beneficial to prolonging the service life of the high-voltage transformer.
The invention has the following beneficial effects:
1. according to the high-voltage transformer, the radiating fins are arranged at the air inlet of the high-voltage transformer to improve the heat dissipation of the high-voltage transformer; the dustproof net is arranged on the outer side of the air inlet, so that the inner elements of the high-voltage transformer are prevented from being polluted by dust; the self-regulating fans are arranged on the two sides of the transformer winding, so that the self-regulating fans can cool the transformer winding from multiple angles in multiple directions, and the service life of the transformer is prolonged.
2. According to the high-voltage transformer, the square air bags are arranged at the lower end of the eccentric wheel, and the eccentric wheel intermittently presses the square air bags downwards, so that hot air near a transformer winding is continuously absorbed by the square air bags and is conveyed out of a transformer shell through the air outlet pipe, the high-voltage transformer can be rapidly cooled, the heat dissipation efficiency of the high-voltage transformer is improved, and the service life of the high-voltage transformer is prolonged.
3. According to the high-voltage transformer, the driving motor directly or indirectly drives the main fan to rotate through the first eccentric wheel, and the secondary fan is driven to rotate through the second eccentric wheel, so that the first sliding block drives the main fan and the secondary fan to move around the transformer winding, the heat dissipation direction of the main fan and the secondary fan to the transformer winding is changed, the heat dissipation of the transformer winding is more comprehensive, the heat dissipation effect of the high-voltage transformer is improved, and the service life of the high-voltage transformer is prolonged.
Drawings
FIG. 1 is a general schematic diagram of a high voltage transformer of the present invention;
FIG. 2 is a schematic diagram of the self-adjusting fan configuration of the present invention;
FIG. 3 is a diagram showing the connection relationship between the driving motor and the main fan according to the present invention;
FIG. 4 is a schematic view of the square bladder configuration of the present invention;
in the figure: the automatic air-conditioning device comprises a transformer shell 1, an air inlet 11, a heat radiating fin 12, a dust screen 13, a transformer winding 2, a self-adjusting fan 3 sliding seat 31, a sliding plate I32, a sliding block I33, a driving motor 34, an eccentric wheel I35, a belt I36, an eccentric wheel II 37, a belt II 38, a main fan 39, a secondary fan 40, a belt III 41, a tension spring I42, a tension spring II 43, a bearing 44, a belt adjusting device 5, a fixed block 51, a sliding block II 52, a tensioning wheel 53, a spring III 54, a square air bag 6, a spring IV 61, an air outlet pipe 62, a pressing plate 63, a vertical plate 64 and.
Detailed Description
A high-voltage transformer according to the present invention will be described below with reference to fig. 1 to 4.
As shown in fig. 1 to 3, the high voltage transformer of the present invention includes a transformer housing 1, a transformer winding 2 and a self-adjusting fan 3, wherein the transformer housing 1 is provided with an air inlet 11; the air inlet 11 is provided with a radiating fin 12, and the outer side of the air inlet 11 is provided with a dustproof net 13; the radiating fins 12 are detachably connected with the transformer shell 1; the transformer winding 2 is positioned in the center of the transformer shell 1, and a temperature sensor and a controller are arranged beside the transformer winding 2; the temperature sensor is used for detecting the temperature beside the transformer winding 2 and transmitting a signal to the controller; the controller regulates and controls the wind speed of the self-regulating fan 3 according to the temperature around the transformer winding 2; the number of the self-regulating fans 3 is two, the self-regulating fans 3 are positioned at two sides of the transformer winding 2, the self-regulating fans 3 are used for dissipating heat of the transformer winding 2, wherein,
the self-adjusting fan 3 comprises a sliding seat 31, a sliding plate I32, a sliding block I33, a fixed frame, a driving motor 34, an eccentric wheel I35, a belt I36, an eccentric wheel II 37, a belt II 38, a main fan 39, a secondary fan 40, a belt III 41, a tension spring I42 and a tension spring II 43, wherein the sliding seat 31 is fixed on one side of the transformer winding 2; the first sliding plate 32 is embedded in the sliding seat 31, the first sliding plate 32 is connected with the sliding seat 31 in a sliding mode, and a first sliding groove is formed in the first sliding plate 32; the first sliding block 33 is embedded in the first sliding groove, and the first sliding block 33 is in sliding connection with the first sliding groove; the main fan 39 and the secondary fan 40 are both fixed on the first sliding block 33 through the arranged bearings 44; the eccentric wheel II 37 is arranged on the sliding plate I32, the eccentric wheel II 37 is rotatably connected with the sliding plate I32, and a driven wheel is arranged on the rotary center of the eccentric wheel II 37 and is fixedly connected with the eccentric wheel II 37; the fixed frame is positioned beside the first sliding plate 32; the driving motor 34 is fixed on the fixing frame; the first eccentric wheel 35 is located at the front end of the driving motor 34, a gear box is arranged between the first eccentric wheel 35 and the driving motor 34, the first eccentric wheel 35 is connected with the driving motor 34 through the gear box, the rotating first eccentric wheel 35 drives the main fan 39 to rotate through a first belt 36, the first eccentric wheel rotates at a low speed, the rotating speed is 2-5 seconds per revolution, the transmission ratio of the first eccentric wheel to the main fan is at least 1:400, the main fan rotates at a high speed, a driving wheel is arranged in the rotating center of the first eccentric wheel 35, and the driving wheel is fixedly connected with the first eccentric wheel 35; the driving wheel drives the driven wheel to rotate through a second belt 38; the eccentric wheel II 37 drives the secondary fan 40 to rotate through a belt III 41; the second belt 38 is an elastic belt, and a belt adjusting device 5 is further arranged at the second belt 38; the belt adjusting device 5 is used for keeping the second belt 38 in a tight state all the time; the first tension spring 42 is arranged on the sliding seat 31, one end of the first tension spring 42 is fixedly connected with the end part of the sliding seat 31, the other end of the first tension spring 42 is fixedly connected with the first sliding plate 32, and the first tension spring 42 is used for resetting the first sliding plate 32 after moving on the sliding seat 31; the second tension spring 43 is located in the first sliding groove, one end of the second tension spring 43 is fixedly connected with the first sliding groove, the other end of the second tension spring 43 is fixedly connected with the first sliding block 33, and the second tension spring 43 is used for resetting after the first sliding block 33 slides in the first sliding groove. In operation, the driving motor 34 drives the first eccentric wheel 35 to rotate through the gear box, the first eccentric wheel 35 and the driving wheel rotate simultaneously, the first eccentric wheel 35 drives the main fan 39 to rotate through the first belt 36, and the main fan 39 rotates to enable the transformer winding 2 to dissipate heat; when the distance between the driving wheel and the driven wheel is changed, the belt adjusting device 5 adjusts the belt II 38 to enable the belt II 38 to be in a tight state all the time, the driving wheel drives the driven wheel to rotate through the belt II 38, the tension spring I42 resets after the sliding plate I32 moves on the sliding seat 31, the eccentric wheel I35 eccentrically rotates to enable the sliding plate I32 to slide back and forth on the sliding seat 31, the driven wheel rotates to enable the eccentric wheel II 37 to rotate along with the driving wheel II, the eccentric wheel II 37 drives the secondary fan 40 to rotate, the secondary fan 40 rotates to disturb the wind blown out by the primary fan 39 on the one hand and enable the wind power of the primary fan 39 to be enhanced on the other hand, the secondary fan 40 rotates to blow to perform auxiliary heat dissipation on the transformer winding 2, the tension spring II 43 resets after the sliding block I33 in the sliding groove I, the eccentric motion of the eccentric wheel II 37 enables the sliding block I33, therefore, the up-and-down heat dissipation direction of the main fan 39 and the secondary fan 40 to the transformer winding 2 is changed, heat dissipation of the transformer winding 2 is facilitated, meanwhile, the first sliding plate 32 slides back and forth on the sliding seat 31, the main fan 39 and the secondary fan 40 slide back and forth on the sliding seat 31 along with the first sliding plate 32, the main fan 39 and the secondary fan 40 slide regularly along with the first sliding plate 32, the up-and-down heat dissipation direction of the main fan 39 and the secondary fan 40 to the transformer winding 2 is changed, and heat dissipation of the transformer winding 2 is facilitated.
As shown in fig. 1, the belt adjusting device 5 includes a fixed block 51, a second slider 52, a tightening wheel 53 and a third spring 54, the fixed block 51 is fixed on the transformer housing 1, and the fixed block 51 is provided with a second sliding groove; the second sliding block 52 is in sliding connection with the second sliding groove; the tightening wheel 53 is positioned on the second sliding block 52, and the tightening wheel 53 is rotationally connected with the second sliding block 52; the third spring 54 is positioned on the second sliding groove, one end of the third spring 54 is fixedly connected with the second sliding block 52, the other end of the third spring 54 is fixedly connected with the end part of the second sliding groove, and the third spring 54 is used for resetting the second sliding block 52 after sliding on the second sliding groove; the tightening wheel 53 is used for keeping the second belt 38 in a tight state all the time. In operation, under the action of the first eccentric wheel 35 and the second eccentric wheel 37, the distance between the driving wheel and the driven wheel is changed, and the second eccentric wheel 37 is transmitted by the driven wheel and the driving wheel and provides power, so that the second belt 38 is required to be in a tightening state all the time, therefore, the second sliding block 52 is tightly pulled through the third spring 54, the second belt 38 is always tightly pulled through the second tightening wheel 53, the driving wheel can continuously drive the driven wheel, and the second eccentric wheel 37 rotates.
As shown in fig. 1 and 2, the lower end of the eccentric wheel I35 is provided with a square air bag 6, and the rotating eccentric wheel I35 intermittently compresses the square air bag 6; the square air bag 6 is provided with a one-way air inlet valve, and the square air bag 6 is connected with an air outlet pipe 62; the mouth of the air outlet pipe 62 opens out of the transformer housing 1. During operation, when the eccentric wheel 35 rotates, the eccentric wheel 35 intermittently compresses the square airbag 6, so that the square airbag 6 continuously absorbs hot air near the transformer winding 2, and the hot air is conveyed out of the transformer casing 1 through the air outlet pipe 62, so that the transformer winding 2 is fully exchanged with the outside, the heat dissipation capacity of the transformer winding 2 is enhanced, the temperature in the transformer casing 1 is favorably reduced, the aging time of the transformer winding 2 is delayed, and the service life of the high-voltage transformer is prolonged.
As shown in fig. 1 and 4, a plurality of springs 61 are arranged in the square air bag 6; the four springs 61 are distributed in the horizontal direction and the vertical direction of the square air bag 6 in a crossed manner. During operation, the spring four 61 is arranged in the square air bag 6, so that the square air bag 6 can quickly absorb air and recover after being compressed, the heat exchange efficiency of the transformer winding 2 is enhanced, the heat dissipation of the transformer winding 2 is facilitated, the heat dissipation of the high-voltage transformer is facilitated, the aging time of internal elements of the high-voltage transformer is prolonged, and the service life of the high-voltage transformer is prolonged.
As shown in fig. 1, a pressing plate 63 is fixedly arranged at the upper end of the square air bag 6; the pressing plate 63 is located between the first eccentric wheel 35 and the square air bag 6, and the pressing plate 63 is used for enlarging the effective surface of the first eccentric wheel 35 pressing the square air bag 6. During operation, the effective surface of the square air bag 6 can be pressed down by the first eccentric wheel 35 through the pressing plate 63, so that the square air bag 6 can be fully compressed by the eccentric wheel, hot air in the square air bag 6 can be fully conveyed out of the transformer shell 1, the radiating efficiency of the square air bag 6 is favorably improved, and the service life of the high-voltage transformer is prolonged.
As shown in fig. 1, a vertical plate 64 is arranged beside the square air bag 6; the vertical plate 64 is used for fixing one side of the square air bag 6; the lower end of the first sliding plate 32 is provided with a push plate 321; the push plate 321 is used for pressing the square air cells 6. During operation, the first sliding plate 32 slides back and forth on the sliding seat 31, and the first sliding plate 32 extrudes the square air bag 6 through the push plate 321, so that gas in the square air bag 6 is extruded out of the transformer shell 1, heat dissipation of the transformer winding 2 is facilitated, temperature reduction in the transformer shell is facilitated, and the service life of the high-voltage transformer is prolonged.
The transformer winding 2 comprises a transformer winding iron core; the transformer wound iron core is formed by stacking cold-rolled silicon steel sheets, and insulating substances are arranged between the cold-rolled silicon steel sheets at intervals. The transformer wound iron core formed by stacking the cold-rolled silicon steel sheets is easy to dissipate heat, and is beneficial to prolonging the service life of the high-voltage transformer.
The specific working process is as follows:
in operation, the driving motor 34 drives the first eccentric wheel 35 to rotate through the gear box, the first eccentric wheel 35 and the driving wheel rotate simultaneously, the first eccentric wheel 35 drives the main fan 39 to rotate through the first belt 36, and the main fan 39 rotates to enable the transformer winding 2 to dissipate heat; when the driving wheel drives the driven wheel to rotate, after the distance between the driving wheel and the driven wheel is changed, the second sliding block 52 is tightly pulled through the third spring 54, so that the second belt 38 is always tightly pulled through the tightening wheel 53, and the driving wheel can continuously drive the driven wheel; the tension spring 42 can move the sliding plate 32 on the sliding seat 31 and then reset, the eccentric wheel 35 rotates eccentrically to enable the sliding plate 32 to slide back and forth on the sliding seat 31, the driven wheel rotates to enable the eccentric wheel 37 to rotate along with the sliding seat, the eccentric wheel 37 drives the secondary fan 40 to rotate, the secondary fan 40 rotates to enable the wind blown out by the primary fan 39 to play a role of turbulence on the one hand, the wind power of the primary fan 39 is strengthened, on the other hand, the secondary fan 40 rotates to blow to perform auxiliary heat dissipation on the transformer winding 2, the tension spring 43 resets after the sliding block 33 slides in the sliding groove I, the eccentric motion of the eccentric wheel 37 enables the sliding block 33 to slide up and down on the sliding groove I, the primary fan 39 and the secondary fan 40 follow the sliding block 33 to regularly slide, the direction of the primary fan 39 and the secondary fan 40 for up and down heat dissipation of the transformer winding 2 is changed, heat dissipation of the transformer winding, the main fan 39 and the secondary fan 40 slide back and forth on the sliding seat 31 along with the first sliding plate 32, so that the main fan 39 and the secondary fan 40 regularly slide along with the first sliding plate 32, the up-and-down heat dissipation direction of the transformer winding 2 by the main fan 39 and the secondary fan 40 is changed, and the heat dissipation of the transformer winding 2 is facilitated;
when the first eccentric wheel 35 rotates, the first eccentric wheel 35 intermittently compresses the square air bag 6 through the pressing plate 63, the square air bag 6 can quickly suck air and recover after being compressed through the spring IV 61, the square air bag 6 continuously absorbs hot air near the transformer winding 2 and conveys the hot air to the outside of the transformer shell 1 through the air outlet pipe 62, so that the transformer winding 2 is fully exchanged with the outside, the heat dissipation capacity of the transformer winding 2 is enhanced, the temperature in the transformer shell 1 is favorably reduced, the aging time of the transformer winding 2 is delayed, and the service life of the high-voltage transformer is prolonged;
in addition, the square air bag 6 can be extruded through the push plate 321 through the first sliding plate 32, so that the air in the square air bag 6 is extruded out of the transformer shell 1, heat dissipation of the transformer winding 2 is facilitated, temperature in the transformer shell is reduced, and the service life of the high-voltage transformer is prolonged.
(A) In the above embodiment, the transformer wound core is formed by stacking cold rolled silicon steel sheets; but not limited thereto, the transformer wound core may be formed by stacking ceramic magnets having a spinel crystal structure.
While one embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the present invention.
Industrial applicability
According to the invention, the heat dissipation of the high-voltage transformer is improved by arranging the heat dissipation fins at the air inlet of the high-voltage transformer; the dustproof net is arranged on the outer side of the air inlet, so that the inner elements of the high-voltage transformer are prevented from being polluted by dust; the self-regulating fans are arranged on the two sides of the transformer winding, so that the self-regulating fans can cool the transformer winding from multiple angles in multiple directions, and the service life of the transformer can be prolonged; the high voltage transformer is therefore useful in the field of transformer technology.
Claims (7)
1. The utility model provides a high-voltage transformer, includes transformer housing (1), transformer winding (2) and self-modulation fan (3), be provided with air intake (11), its characterized in that on transformer housing (1): the air inlet (11) is provided with a radiating fin (12), and the outer side of the air inlet (11) is provided with a dustproof net (13); the radiating fins (12) are detachably connected with the transformer shell (1); the transformer winding (2) is positioned in the center of the transformer shell (1); the number of the self-regulating fans (3) is two, the self-regulating fans (3) are located on two sides of the transformer winding (2), and the self-regulating fans (3) are used for dissipating heat of the transformer winding (2); wherein,
the self-adjusting fan (3) comprises a sliding seat (31), a sliding plate I (32), a sliding block I (33), a fixing frame, a driving motor (34), an eccentric wheel I (35), a belt I (36), an eccentric wheel II (37), a belt II (38), a main fan (39), a secondary fan (40), a belt III (41), a tension spring I (42) and a tension spring II (43), and the sliding seat (31) is fixed on one side of the transformer winding (2); the first sliding plate (32) is embedded in the sliding seat (31), the first sliding plate (32) is connected with the sliding seat (31) in a sliding mode, and a first sliding groove is formed in the first sliding plate (32); the first sliding block (33) is embedded in the first sliding groove, and the first sliding block (33) is in sliding connection with the first sliding groove; the main fan (39) and the secondary fan (40) are fixed on the first sliding block (33) through the arranged bearings (44); the eccentric wheel II (37) is arranged on the sliding plate I (32), the eccentric wheel II (37) is rotatably connected with the sliding plate I (32), a driven wheel is arranged on the rotary center of the eccentric wheel II (37), and the driven wheel is fixedly connected with the eccentric wheel II (37); the fixed frame is positioned beside the first sliding plate (32); the driving motor (34) is fixed on the fixing frame; the first eccentric wheel (35) is located at the front end of the driving motor (34), a gear box is arranged between the first eccentric wheel (35) and the driving motor (34), the first eccentric wheel (35) is connected with the driving motor (34) through the gear box, the rotating first eccentric wheel (35) drives the main fan (39) to rotate through the first belt (36), and a driving wheel is arranged on the rotating center of the first eccentric wheel (35) and fixedly connected with the first eccentric wheel (35); the driving wheel drives the driven wheel to rotate through a second belt (38); the eccentric wheel II (37) drives the secondary fan (40) to rotate through a belt III (41); the second belt (38) is an elastic belt, and a belt adjusting device (5) is further arranged at the second belt (38); the belt adjusting device (5) is used for keeping the second belt (38) in a tight state all the time; the first tension spring (42) is arranged on the sliding seat (31), one end of the first tension spring (42) is fixedly connected with the end part of the sliding seat (31), the other end of the first tension spring (42) is fixedly connected with the first sliding plate (32), and the first tension spring (42) is used for resetting after the first sliding plate (32) moves on the sliding seat (31); the second tension spring (43) is located in the first sliding groove, one end of the second tension spring (43) is fixedly connected with the first sliding groove, the other end of the second tension spring (43) is fixedly connected with the first sliding block (33), and the second tension spring (43) is used for resetting after the first sliding block (33) slides in the first sliding groove.
2. A high voltage transformer according to claim 1, characterized in that: the belt adjusting device (5) comprises a fixed block (51), a second sliding block (52), a tightening wheel (53) and a third spring (54), the fixed block (51) is fixed on the transformer shell (1), and a second sliding groove is formed in the fixed block (51); the second sliding block (52) is in sliding connection with the second sliding groove; the tightening wheel (53) is positioned on the second sliding block (52), and the tightening wheel (53) is rotationally connected with the second sliding block (52); the spring III (54) is positioned on the sliding groove II, one end of the spring III (54) is fixedly connected with the sliding block II (52), the other end of the spring III (54) is fixedly connected with the end part of the sliding groove II, and the spring III (54) is used for resetting after the sliding block II (52) slides on the sliding groove II; the tightening wheel (53) is used for keeping the second belt (38) in a tightening state all the time.
3. A high voltage transformer according to claim 1, characterized in that: the lower end of the eccentric wheel I (35) is provided with a square air bag (6), and the rotating eccentric wheel I (35) intermittently compresses the square air bag (6); the square air bag (6) is provided with a one-way air inlet valve, and the square air bag (6) is connected with an air outlet pipe (62); and the orifice of the air outlet pipe (62) leads to the outside of the transformer shell (1).
4. A high voltage transformer according to claim 3, characterized in that: a plurality of springs (61) are arranged in the square air bag (6); the four springs (61) are distributed in the horizontal direction and the vertical direction of the square air bag (6) in a crossed mode.
5. A high voltage transformer according to claim 4, characterized in that: a pressing plate (63) is fixedly arranged at the upper end of the square air bag (6); the pressing plate (63) is located between the eccentric wheel I (35) and the square air bag (6), and the pressing plate (63) is used for enlarging the effective surface of the eccentric wheel I (35) pressing the square air bag (6) downwards.
6. A high voltage transformer according to claim 4, characterized in that: a vertical plate (64) is arranged beside the square air bag (6); the vertical plate (64) is used for fixing one side of the square air bag (6); a push plate (321) is arranged at the lower end of the first sliding plate (32); the push plate (321) is used for extruding the square air bag (6).
7. A high voltage transformer according to claim 1, characterized in that: the transformer winding (2) comprises a transformer winding iron core; the transformer wound iron core is formed by stacking cold-rolled silicon steel sheets, and insulating substances are arranged between the cold-rolled silicon steel sheets at intervals.
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| CN201810955840.1A CN109087781B (en) | 2018-08-21 | 2018-08-21 | A kind of high-tension transformer |
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| CN201810955840.1A CN109087781B (en) | 2018-08-21 | 2018-08-21 | A kind of high-tension transformer |
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| CN109087781B CN109087781B (en) | 2019-11-26 |
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| CN110491627A (en) * | 2019-07-24 | 2019-11-22 | 安徽科技学院 | A kind of electric power electric transformer with from cooling function |
| CN110513315A (en) * | 2019-07-23 | 2019-11-29 | 湖北泉洁二次供水工程有限公司 | A kind of energy-saving type frequency conversion control cabinet |
| CN113108925A (en) * | 2021-03-25 | 2021-07-13 | 国网山东省电力公司莱州市供电公司 | Multi-state power distribution equipment monitoring device |
| CN113421745A (en) * | 2021-05-27 | 2021-09-21 | 江西丰源电气有限公司 | Energy-saving environment-friendly transformer |
| CN114974816A (en) * | 2022-06-07 | 2022-08-30 | 中交机电工程局有限公司 | Ventilation device of magnetic control reactor and magnetic control reactor |
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| CN114974816B (en) * | 2022-06-07 | 2023-08-01 | 中交机电工程局有限公司 | Ventilation device of magnetic control reactor and magnetic control reactor |
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