CN108335891B - Heat dissipation formula voltage transformer - Google Patents

Heat dissipation formula voltage transformer Download PDF

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Publication number
CN108335891B
CN108335891B CN201711387585.7A CN201711387585A CN108335891B CN 108335891 B CN108335891 B CN 108335891B CN 201711387585 A CN201711387585 A CN 201711387585A CN 108335891 B CN108335891 B CN 108335891B
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China
Prior art keywords
voltage transformer
fan
matched
windings
groups
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Application number
CN201711387585.7A
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Chinese (zh)
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CN108335891A (en
Inventor
吴义汉
陶成法
王洁然
刘民国
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Anhui Huaneng Electric Appliance Group Co ltd
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Anhui Huaneng Electric Appliance Group Co ltd
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Priority to CN201711387585.7A priority Critical patent/CN108335891B/en
Publication of CN108335891A publication Critical patent/CN108335891A/en
Application granted granted Critical
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/24—Voltage transformers
    • H01F38/26—Constructions
    • 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
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2876—Cooling
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
    • H01F27/306—Fastening or mounting coils or windings on core, casing or other support
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Coils Of Transformers For General Uses (AREA)
  • Power Conversion In General (AREA)

Abstract

The invention relates to the technical field of transformers, in particular to a heat dissipation type voltage transformer, which comprises a voltage transformer, two groups of wiring rods arranged on the voltage transformer and two groups of windings matched with the two groups of wiring rods respectively, wherein heat transfer mechanisms are arranged beside the two groups of windings respectively; the bottom end of the rubber block is provided with a bolt for fixing, and the outer rubber block is matched with the inner insulating block, so that the use safety is improved; the fan can realize switching, and clear away the dust, reduce inside heap ash phenomenon.

Description

Heat dissipation formula voltage transformer
Technical Field
The invention relates to the technical field of transformers, in particular to a heat dissipation type voltage transformer.
Background
The basic structure of the voltage transformer is similar to that of a transformer, the voltage transformer also comprises two windings, namely a primary winding and a secondary winding, the two windings are arranged or wound on an iron core, and insulation is arranged between the two windings and between the windings and the iron core, so that the two windings and between the windings and the iron core are electrically isolated.
After long-time uninterrupted work, the transformer is easy to have overheating faults, the impedance of the voltage transformer is very small, once a secondary side system has faults, the current rapidly increases to burn out a coil, and therefore the problem of internal overheating is very important to solve.
Disclosure of Invention
In order to solve the above problems, the present invention provides a heat dissipation type voltage transformer.
The utility model provides a heat dissipation formula voltage transformer, includes voltage transformer, sets up two sets of terminal levers on voltage transformer, with two sets of terminal lever respectively complex two sets of windings, two sets of windings other all be provided with heat transfer mechanism, voltage transformer on still be provided with heat transfer mechanism cooperation and can be used for the fan of cooling pivoted on voltage transformer, the outside of fan be provided with the shifter that is used for switching the fan.
The voltage transformer in be provided with the dwang, fan and dwang cooperation.
The fan totally eight, this eight fans use four to set up on the both sides of voltage transformer casing as a set of, every four fans for a set of distribute according to the mode that respectively sets up two on the left and right sides of dwang, voltage transformer on be provided with the fan complex be used for radiating vent, the vent be provided with two.
The electrostatic screen is arranged in the wiring rod, and the wiring terminal is arranged at the upper end of the wiring rod.
And two ends of the two groups of windings are provided with insulating blocks for insulation.
The transformer is characterized in that a screw for fixing is arranged between the bottom ends of the two groups of windings and the voltage transformer, and a rubber block used for insulation and serving as a supporting leg is arranged at the end part of the screw.
The heat transfer mechanism comprises supporting rods arranged in the voltage transformer, a plurality of aluminum sheets for heat transfer are arranged on the supporting rods, two heat transfer mechanisms are arranged in the voltage transformer, and the two heat transfer mechanisms are respectively arranged beside the two groups of windings.
The support rod is made of rubber.
The conversion mechanism comprises a conversion cover matched with the voltage transformer rotating shaft, an ash removal motor arranged on the conversion cover, and an ash removal brush arranged on the ash removal motor and matched with the fan.
The conversion cover is provided with a buckle and a buckle bolt matched with the buckle at the joint of the conversion cover and the voltage transformer.
The invention has the beneficial effects that: the aluminum sheet is utilized to rapidly transfer heat to the front of the fan, the fan is used for cooling the heat and the heat is dissipated through the ventilation opening, so that the internal temperature of the fan is reduced, and the situations of high-temperature combustion and short circuits caused by overheating are reduced; the bottom end of the rubber block is provided with a bolt for fixing, and the outer rubber block is matched with the inner insulating block, so that the use safety is improved; the fan can realize switching, and remove dust, reduce the internal dust accumulation phenomenon; when not in use, the buckle and the buckle bolt are matched and locked to prevent other people from stealing.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view of section I of FIG. 1 in accordance with the present invention;
fig. 3 is a partial enlarged view of II of fig. 1 according to the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below.
As shown in fig. 1 to 3, a heat dissipation formula voltage transformer, includes voltage transformer casing 8, sets up two sets of terminal rods 3 on voltage transformer casing 8, and two sets of windings 5 of complex respectively with two sets of terminal rods 3, its characterized in that: the transformer is characterized in that heat transfer mechanisms are arranged beside the two groups of windings 5, a fan 10 which is matched with the heat transfer mechanisms and can rotate on the voltage transformer shell 8 and used for cooling is further arranged on the voltage transformer 8, and a switching mechanism used for switching the fan 10 is arranged outside the fan 10.
The voltage transformer casing 8 in be provided with dwang 15, fan 10 and dwang 15 cooperation.
The number of the fans 10 is eight, the eight fans 10 are arranged on two sides of the voltage transformer shell 8 in a group of four fans, every four fans 10 are distributed in a mode that two fans are arranged on the left side and the right side of the rotating rod 15 respectively, the voltage transformer shell 8 is provided with two ventilation openings 7 which are matched with the fans 10 and used for heat dissipation, and the ventilation openings 7 are provided with two ventilation openings.
The capacitor tube 2 is arranged in the wiring rod 3, and the wiring terminal 1 is arranged at the upper end of the wiring rod 3.
And two ends of the two groups of windings 5 are provided with insulating blocks 4 for insulation.
And a screw 12 for fixing is arranged between the bottom ends of the two groups of windings 5 and the voltage transformer shell 8, and the end part of the screw 12 is provided with a rubber block 9 which is used for insulation and is used as a support leg.
The heat transfer mechanism comprises a supporting rod 6 arranged in a voltage transformer shell 8, a plurality of aluminum sheets 11 for heat transfer are arranged on the supporting rod 6, two heat transfer mechanisms are arranged in the voltage transformer 8, and the two heat transfer mechanisms are respectively arranged beside the two groups of windings 5.
The support rod 6 is made of rubber.
The conversion mechanism comprises a conversion cover 16 matched with the rotating shaft of the voltage transformer shell 8, an ash cleaning motor 13 arranged on the conversion cover 16, and an ash cleaning brush 14 arranged on the ash cleaning motor 13 and matched with the fan 10.
The conversion cover 16 is provided with a buckle 18 at the connection part with the voltage transformer 8 and a buckle bolt 17 matched with the buckle 18.
The use method of the invention comprises the following steps: when the voltage transformer 8 works, heat is generated, firstly, the aluminum sheet 11 transmits the heat to the outside, then the fan 10 is started to radiate the heat, dust accumulation can be caused by long-time use of the fan 10 on one side, the fan 10 can be switched, and the fan 10 with the dust is used for sweeping the dust off by starting the dust cleaning motor 13 and matching with the dust cleaning brush 14; when not in use, the lock is locked by the matching of the buckle 18 and the buckle latch 17.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a heat dissipation formula voltage transformer, includes voltage transformer casing (8), sets up two sets of terminal lever (3) on voltage transformer casing (8), with two sets of terminal lever (3) two sets of windings (5) of complex respectively, its characterized in that: a heat transfer mechanism is arranged beside each of the two groups of windings (5), a fan (10) which is matched with the heat transfer mechanism and can rotate on the voltage transformer shell (8) and used for cooling is further arranged on the voltage transformer shell (8), a rotating rod (15) is arranged in the voltage transformer shell (8), and the fan (10) is matched with the rotating rod (15); a switching mechanism for switching the fan (10) is arranged outside the fan (10); the eight fans (10) are arranged on two sides of the voltage transformer shell (8) in groups of four fans (10), every four fans (10) in a group are distributed in a mode that two fans are respectively arranged on the left side and the right side of the rotating rod (15), a ventilation opening (7) which is matched with the fan (10) and used for heat dissipation is arranged on the voltage transformer (8), the two ventilation openings (7) are arranged, the switching mechanism comprises a switching cover (16) matched with the rotating shaft of the voltage transformer shell (8), an ash cleaning motor (13) arranged on the switching cover (16), and an ash cleaning brush (14) arranged on the ash cleaning motor (13) and matched with the fan (10), the conversion cover (16) is provided with a buckle (18) and a buckle bolt (17) matched with the buckle (18) at the joint of the conversion cover and the voltage transformer shell (8).
2. The heat dissipating voltage transformer of claim 1, wherein: the electrostatic screen (2) is arranged in the wiring rod (3), and the wiring terminal (1) is arranged at the upper end of the wiring rod (3).
3. The heat dissipating voltage transformer of claim 1, wherein: and two ends of the two groups of windings (5) are provided with insulating blocks (4) for insulation.
4. The heat dissipating voltage transformer of claim 1, wherein: and a screw rod (12) for fixing is arranged between the bottom ends of the two groups of windings (5) and the voltage transformer shell (8), and the end part of the screw rod (12) is provided with a rubber block (9) which is used for insulation and used as a supporting leg.
5. The heat dissipating voltage transformer of claim 1, wherein: the heat transfer mechanism comprises supporting rods (6) arranged in a voltage transformer shell (8), a plurality of aluminum sheets (11) used for heat transfer are arranged on the supporting rods (6), two heat transfer mechanisms are arranged in the voltage transformer (8), and the two heat transfer mechanisms are respectively arranged beside the two groups of windings (5).
6. The heat dissipating voltage transformer of claim 5, wherein: the support rod (6) is made of rubber.
CN201711387585.7A 2017-12-20 2017-12-20 Heat dissipation formula voltage transformer Active CN108335891B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711387585.7A CN108335891B (en) 2017-12-20 2017-12-20 Heat dissipation formula voltage transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711387585.7A CN108335891B (en) 2017-12-20 2017-12-20 Heat dissipation formula voltage transformer

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CN108335891A CN108335891A (en) 2018-07-27
CN108335891B true CN108335891B (en) 2020-05-08

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Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108717897B (en) * 2018-08-04 2023-11-17 安徽华能集团电器有限公司 Self-protection type mutual inductor
CN108717896A (en) * 2018-08-04 2018-10-30 安徽华能集团电器有限公司 A kind of high life mutual inductor
CN109148132B (en) * 2018-08-04 2023-11-17 安徽华能集团电器有限公司 Foldable transformer
CN109283381A (en) * 2018-09-29 2019-01-29 广东米勒电气有限公司 A kind of electronic voltage transducer and application method

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3692281B2 (en) * 2000-06-21 2005-09-07 三誠産業株式会社 High frequency transformer
CN103558437A (en) * 2013-10-22 2014-02-05 沈阳全密封变压器股份有限公司 Smart bushing for electronic mutual inductor
CN203588831U (en) * 2013-11-25 2014-05-07 浙江安亚电力科技有限公司 Novel mutual inductor meter box
CN204155696U (en) * 2014-09-09 2015-02-11 抚州市双菱磁性材料有限公司 A kind of dry type heat-dissipating voltage transformer
CN105206407A (en) * 2015-09-19 2015-12-30 国网山东省电力公司日照供电公司 Current transformer for electricity marketing
CN205277865U (en) * 2015-12-04 2016-06-01 成都中睿博远电子商务有限公司 Automatic radiator fan that removes dust of computer
CN206163252U (en) * 2016-11-16 2017-05-10 天津光信光电科技有限公司 Mutual -inductor with updraft ventilator
CN206346930U (en) * 2016-12-01 2017-07-21 贵州恒丰暖通科技有限公司 A kind of axial flow blower for being easy to carry out wheel disc and blade deashing
CN107359037A (en) * 2017-05-27 2017-11-17 安徽华能集团电器有限公司 A kind of 10kv open airs combination voltage transformer
CN208027900U (en) * 2017-12-20 2018-10-30 安徽华能集团电器有限公司 A kind of heat dissipation type voltage transformer

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3692281B2 (en) * 2000-06-21 2005-09-07 三誠産業株式会社 High frequency transformer
CN103558437A (en) * 2013-10-22 2014-02-05 沈阳全密封变压器股份有限公司 Smart bushing for electronic mutual inductor
CN203588831U (en) * 2013-11-25 2014-05-07 浙江安亚电力科技有限公司 Novel mutual inductor meter box
CN204155696U (en) * 2014-09-09 2015-02-11 抚州市双菱磁性材料有限公司 A kind of dry type heat-dissipating voltage transformer
CN105206407A (en) * 2015-09-19 2015-12-30 国网山东省电力公司日照供电公司 Current transformer for electricity marketing
CN205277865U (en) * 2015-12-04 2016-06-01 成都中睿博远电子商务有限公司 Automatic radiator fan that removes dust of computer
CN206163252U (en) * 2016-11-16 2017-05-10 天津光信光电科技有限公司 Mutual -inductor with updraft ventilator
CN206346930U (en) * 2016-12-01 2017-07-21 贵州恒丰暖通科技有限公司 A kind of axial flow blower for being easy to carry out wheel disc and blade deashing
CN107359037A (en) * 2017-05-27 2017-11-17 安徽华能集团电器有限公司 A kind of 10kv open airs combination voltage transformer
CN208027900U (en) * 2017-12-20 2018-10-30 安徽华能集团电器有限公司 A kind of heat dissipation type voltage transformer

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