CN108666085B - Shockproof noise-reducing magnetic-leakage-preventing transformer - Google Patents

Shockproof noise-reducing magnetic-leakage-preventing transformer Download PDF

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Publication number
CN108666085B
CN108666085B CN201810423446.3A CN201810423446A CN108666085B CN 108666085 B CN108666085 B CN 108666085B CN 201810423446 A CN201810423446 A CN 201810423446A CN 108666085 B CN108666085 B CN 108666085B
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China
Prior art keywords
transformer
column
transformer shell
shell
plates
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Application number
CN201810423446.3A
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Chinese (zh)
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CN108666085A (en
Inventor
郑飞珍
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Lin Ting
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林婷
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    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/06Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/046Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means using combinations of springs of different kinds
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/08Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/02Casings
    • H01F27/025Constructional details relating to cooling
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/085Cooling by ambient air
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/08Cooling; Ventilating
    • H01F27/22Cooling by heat conduction through solid or powdered fillings
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/33Arrangements for noise damping
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/34Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/346Preventing or reducing leakage fields
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/40Structural association with built-in electric component, e.g. fuse
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/40Structural association with built-in electric component, e.g. fuse
    • H01F27/402Association of measuring or protective means
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00Details of transformers or inductances, in general
    • H01F27/40Structural association with built-in electric component, e.g. fuse
    • H01F27/402Association of measuring or protective means
    • H01F2027/406Temperature sensor or protection

Abstract

The invention discloses a transformer capable of preventing vibration, noise and magnetic leakage, which comprises a transformer shell, wherein an annular fixing rib is arranged at the middle position inside the transformer shell, a transformer main body is arranged at the middle position of the annular fixing rib, the lower side of the transformer shell is connected with a bottom cover through an inner hexagonal bolt, heat dissipation ribbed plates which are symmetrically distributed at equal intervals are arranged on two sides of the transformer shell, two groups of symmetrically distributed connecting column pedestals are arranged on one side, close to the heat dissipation ribbed plates, of the transformer shell, springs and annular shock absorption pads are arranged between a first positioning column and a second positioning column, vibration and noise prevention performance of the transformer can be greatly improved, a mounting plate can facilitate mounting and connection of the transformer and the outside, and the heat dissipation ribbed plates, an inclined ventilation plate and filter cotton are matched for use, so that.

Description

Shockproof noise-reducing magnetic-leakage-preventing transformer
Technical Field
The invention relates to the field of transformer equipment, in particular to a transformer capable of preventing vibration, noise and magnetic leakage.
Background
Along with the rapid increase of economy, various electrical equipment is continuously researched and developed, and is applied to various occasions, because the position of a transformer substation is closer to a residential area, the problem of transformer anti-vibration noise reduction is increasingly emphasized by people, most of the existing transformers have poor anti-vibration noise reduction functions, when in work, the transformers can cause great noise due to vibration, so that the normal life and work of people are greatly influenced, the health of people is harmed, the magnetic leakage phenomenon also occurs in common transformers, leaked magnetic fields can influence the normal work of other external electronic equipment, in addition, the internal temperature of the common transformers can not be controlled, the heat dissipation speed is slow, the transformer has poor adaptability, and the transformer can not be used in different regions and different weathers.
Disclosure of Invention
The present invention is directed to solve the above problems, and an object of the present invention is to provide a transformer with vibration-proof, noise-reducing and magnetic leakage-proof functions, which can greatly improve the vibration-proof, noise-reducing and heat-dissipating performances of the transformer, facilitate the installation and connection of the transformer to the outside, and improve the heat-dissipating performance of the transformer.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a transformer capable of preventing vibration, noise and magnetic leakage, which comprises a transformer shell, wherein an annular fixing rib is arranged at the middle position of one side in the transformer shell, a transformer main body is arranged at the middle position of the annular fixing rib, the lower side of the transformer shell is connected with a bottom cover through an inner hexagonal bolt, heat dissipation ribbed plates which are symmetrically distributed at equal intervals are arranged at two sides of the transformer shell, one side of the transformer shell, which is close to the heat dissipation ribbed plates, is respectively provided with a connecting column platform, second positioning columns which are uniformly distributed at equal angles are arranged on the outer side arc surface of the connecting column platform, a column-shaped groove matched with the connecting column platform is arranged on the transformer shell, first positioning columns which are uniformly distributed at equal angles are arranged on the arc surface of the column-shaped groove, and a spring is arranged between.
Preferably, the bottom cover is internally provided with inclined heat dissipation plates which are uniformly distributed at equal intervals, and filter cotton is arranged between the inclined heat dissipation plates.
Preferably, a blocking column is arranged in the column groove and is connected with the connecting column base through a column groove formed in the corresponding position of the connecting column base.
Preferably, the one end of connecting rod is all connected to the downside of connecting the stylobate, the other end of connecting rod is connected with the connecting plate, be equipped with the mounting panel between the connecting plate, the connecting plate is connected with the mounting panel through the spread groove that the mounting panel corresponds the position and is equipped with.
Preferably, the bottom of the mounting plate is provided with a pair of mounting holes which are symmetrically distributed, one end of the annular shock pad 14 is inserted into the mounting hole 15, the other end of the annular shock pad extends out of the mounting hole 15, and the annular shock pad is made of rubber.
Adopt above-mentioned structure, at first the post groove that is equipped with through connecting pylon one side is connected with the fender post cooperation, then with the position of spring suit between first reference column and the second reference column, then the connecting plate of connecting rod one end connection is connected with the spread groove cooperation that the mounting panel corresponds the position and is equipped with, then through hexagon socket head cap screw fixed connection, can dispel the heat through the equidistance evenly distributed's that the transformer housing outside was equipped with heat dissipation floor during the use, prevent that the high temperature from causing the harm to the transformer main part, the slope ventilating board that can also be equipped with through the bottom downside ventilates, can also prevent the entering of outside dust through crossing the filter pulp.
Fans are fixedly arranged inside the side wall and inside the top wall of the transformer shell, temperature sensors and frequency converters are further arranged inside the side wall, a PLC (programmable logic controller) is arranged outside the side wall, the fans, the frequency converters and the temperature sensors are electrically connected with a PLC control device, when the temperature sensors detect that the temperature inside the transformer shell is higher than a set temperature, the temperature sensors transmit signals to the PLC, the PLC sends control signals to the fans to control the fans to operate, and therefore the transformer main body is cooled; the PLC controller can also control the action of the frequency converter, and further control the running speed of the fan.
The sound insulation cotton is wrapped on the outer surface of the transformer shell, so that the noise generated by the transformer main body can be effectively reduced; the inner surface of the transformer shell is provided with a magnetic coating which limits the occurrence of magnetic flux leakage.
The middle part of the front side wall of the transformer shell is provided with the transparent observation window, so that an operator can conveniently observe the internal condition of the transformer shell; the top wall outside of transformer housing is provided with lightning arrester, improves equipment's security performance.
The transformer shell is made of composite materials, corrosion resistance and service life of the transformer shell can be improved by adopting the composite materials, and the transformer shell can be suitable for severe weather in different regions and different seasons.
Preferably, the composite material is a GRC composite material.
Preferably, the magnetic coating is MnCO3The thickness is 4 mm.
The invention has the beneficial effects that:
1) through the spring and the annular shock pad that are equipped with between first reference column and the second reference column can be very big improvement transformer's shockproof noise reduction performance, the transformer and external erection connection can be convenient for to the mounting panel, and heat dissipation floor, slope ventilating board and filter pulp cooperation use can improve the heat dispersion of transformer.
2) Through fan, temperature sensor and PLC controlling means's cooperation, can the inside temperature of real time monitoring transformer housing and cool down effectively, prevent that equipment from damaging because the high temperature.
3) The magnetic coating can effectively prevent magnetic leakage, thereby protecting the external electronic equipment of the transformer from being interfered.
4) Through setting up lightning arrester and adopting the casing that combined material made, improve equipment's installation nature and adaptability can be adapted to the bad weather in different areas, different seasons.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the right-hand side view of the present invention;
FIG. 3 is a schematic bottom view of the present invention;
fig. 4 is a schematic view of the present invention at a point a with a partially enlarged structure.
The reference numerals are explained below: 1. a transformer housing; 2. a heat dissipation rib plate; 3. a first positioning post; 4. connecting the column bases; 5. a connecting plate; 6. connecting grooves; 7. a bottom cover; 8. a transformer body; 9. mounting a plate; 10. a connecting rod; 11. an annular securing rib; 12. an inclined ventilation board; 13. filtering cotton; 14. an annular shock pad; 15. mounting holes; 16. a bumping post; 17. a spring; 18. and a second positioning column.
Detailed Description
For the purposes of the present invention; technical solutions and advantages will be more apparent, and the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-4, the invention provides a transformer with shock-proof, noise-reducing and magnetic leakage-proof functions, which comprises a transformer shell 1, wherein an annular fixing rib 11 is arranged in the middle of the inside of the transformer shell 1 and used for fixing a transformer main body 8, the transformer main body 8 is arranged in the middle of the annular fixing rib 11, the lower side of the transformer shell 1 is connected with a bottom cover 7 through an inner hexagonal bolt, heat dissipation ribbed plates 2 are symmetrically distributed at equal intervals on two sides of the transformer shell 1 and used for dissipating heat of the transformer main body 8 and preventing damage caused by overhigh temperature, one side of the transformer shell 1 close to the heat dissipation ribbed plates 2 is respectively provided with a connecting column 4, second positioning columns 18 are uniformly distributed at equal angles on the outer arc surface of the connecting column 4, a cylindrical groove matched with the connecting column 4 is arranged on the transformer shell 1, first positioning columns 3 are uniformly distributed at equal angles on the arc surface of the cylindrical, a spring 17 is arranged between the first positioning column 3 and the second positioning column 18, so that the shock absorption performance is improved, and the problem of overlarge noise caused by external contact can be prevented.
As an optional embodiment, the bottom cover 7 is provided with inclined heat dissipation plates 12 uniformly distributed at equal intervals inside, filter cotton 13 is arranged between the inclined heat dissipation plates 12, and the filter cotton 13 is provided with vent holes uniformly distributed at equal intervals inside.
In order to limit the connecting column base 4, a blocking column 16 is arranged in the column-shaped groove, and the blocking column 16 is connected with the connecting column base 4 through the column groove arranged at the corresponding position of the connecting column base 4.
In order to facilitate the connection with external installation, the one end of connecting rod 10 is all connected to the downside of connecting column platform 4, and the other end of connecting rod 10 is connected with connecting plate 5, is equipped with mounting panel 9 between connecting plate 5, and connecting plate 5 is connected with mounting panel 9 through mounting panel 9 spread groove 6 that the corresponding position of mounting panel 9 was equipped with.
Annular shock pad 14 can improve the shock attenuation performance, and the bottom of mounting panel 9 is equipped with a pair of mounting hole 15 of symmetric distribution, and in annular shock pad 14's one end inserted mounting hole 15, the other end stretched out mounting hole 15, and annular shock pad 14 is made by rubber.
Adopt above-mentioned structure, at first the post groove that is equipped with through connecting pylon 4 one side is connected with the cooperation of bumping post 16, then with the position of spring 17 suit between first reference column 3 and second reference column 18, then connecting plate 5 through connecting rod 10 one end connection is connected with the spread groove 6 cooperation that the mounting panel 9 corresponds the position and is equipped with, then through hexagon socket head cap screw fixed connection, can dispel the heat through the heat dissipation floor 2 of the equidistance evenly distributed that the transformer housing 1 outside was equipped with during the use, prevent that the high temperature from leading to the fact the harm to transformer main part 8, can also ventilate through the slope ventilating board 12 that the bottom 7 downside was equipped with, can also prevent the entering of outside dust through filter pulp 13.
Fans are fixedly arranged inside the side wall and inside the top wall of the transformer shell 1, temperature sensors and frequency converters are further arranged inside the side wall, a PLC (programmable logic controller) is arranged outside the side wall, the fans, the frequency converters and the temperature sensors are electrically connected with a PLC control device, when the temperature sensors detect that the temperature inside the transformer shell 1 is higher than a set temperature, the temperature sensors transmit signals to the PLC, the PLC sends control signals to the fans to control the fans to operate, and therefore the transformer main body is cooled; the PLC controller can also control the action of the frequency converter, and further control the running speed of the fan.
The outer surface of the transformer shell 1 is wrapped with soundproof cotton, so that the noise generated by the transformer main body 8 can be effectively reduced; the inner surface of the transformer shell 1 is provided with a magnetic coating which limits the occurrence of magnetic leakage.
The middle part of the front side wall of the transformer shell 1 is provided with a transparent observation window, so that an operator can conveniently observe the internal condition of the transformer shell 1; the top wall outside of transformer casing 1 is provided with lightning arrester, improves the security performance of equipment.
The transformer shell 1 is made of composite materials, corrosion resistance of the transformer shell can be improved by adopting the composite materials, service life of the transformer shell can be prolonged, and the transformer shell can be suitable for severe weather in different regions and different seasons.
Preferably, the composite material is a GRC composite material.
Preferably, the magnetic coating is MnCO3The thickness is 4 mm.
The invention has the beneficial effects that: the shock-proof and noise-reducing performance of the transformer can be greatly improved through the spring 17 and the annular shock absorption pad 14 arranged between the first positioning column 3 and the second positioning column 18, the mounting plate 9 can facilitate the connection of the transformer and external installation, and the heat dissipation rib plate 2, the inclined ventilation plate 12 and the filter cotton 13 are matched for use, so that the heat dissipation performance of the transformer can be improved.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (3)

1. The utility model provides a transformer of noise reduction and magnetic leakage prevention takes precautions against earthquakes, includes transformer housing (1), its characterized in that: an annular fixing rib (11) is arranged in the middle of the interior of the transformer shell (1), a transformer main body (8) is arranged in the middle of the annular fixing rib (11), the lower side of the transformer shell (1) is connected with a bottom cover (7) through a hexagon socket head cap screw, the two sides of the transformer shell (1) are provided with radiating rib plates (2) which are distributed equidistantly and symmetrically, one side of the transformer shell (1) close to which the radiating rib plates (2) are arranged is respectively provided with a connecting column base (4), second positioning columns (18) which are uniformly distributed at equal angles are arranged on the arc surface of the outer side of the connecting column platform (4), a column-shaped groove which is matched with the connecting column platform (4) is arranged on the transformer shell (1), first positioning columns (3) which are uniformly distributed at equal angles are arranged on the arc surface of the column-shaped groove, a spring (17) is arranged between the first positioning column (3) and the second positioning column (18); a blocking column (16) is arranged in the column-shaped groove, and the blocking column (16) is connected with the connecting platform (4) through a column groove arranged at the corresponding position of the connecting platform (4);
a pair of symmetrically distributed mounting holes (15) are formed in the bottom of the mounting plate (9), one end of the annular shock pad (14) is inserted into the mounting holes (15), the other end of the annular shock pad extends out of the mounting holes (15), and the annular shock pad (14) is made of rubber;
inclined heat dissipation plates (12) are uniformly distributed in the bottom cover (7) at equal intervals, and filter cotton (13) is arranged between the inclined heat dissipation plates (12);
the lower sides of the connecting pylons (4) are connected with one ends of connecting rods (10), the other ends of the connecting rods (10) are connected with connecting plates (5), a mounting plate (9) is arranged between the two connecting plates (5), and the connecting plates (5) are connected with the mounting plate (9) through connecting grooves (6) arranged at corresponding positions of the mounting plate (9);
fans are fixedly arranged inside the side wall and inside the top wall of the transformer shell (1), a temperature sensor and a frequency converter are also arranged inside the side wall, a PLC (programmable logic controller) is arranged outside the side wall, and the fans, the frequency converter and the temperature sensor are all electrically connected with the PLC; the outer surface of the transformer shell (1) is wrapped with soundproof cotton, and the inner surface of the transformer shell (1) is provided with a magnetic coating;
the middle part of the front side wall of the transformer shell (1) is provided with a transparent observation window, the outer part of the top wall of the transformer shell (1) is provided with a lightning arrester, and the transformer shell (1) is made of composite materials.
2. The transformer of claim 1, wherein: the composite material is a GRC composite material.
3. The transformer of claim 1, wherein: the magnetic coating is MnCO3The thickness is 4 mm.
CN201810423446.3A 2018-05-06 2018-05-06 Shockproof noise-reducing magnetic-leakage-preventing transformer Active CN108666085B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810423446.3A CN108666085B (en) 2018-05-06 2018-05-06 Shockproof noise-reducing magnetic-leakage-preventing transformer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810423446.3A CN108666085B (en) 2018-05-06 2018-05-06 Shockproof noise-reducing magnetic-leakage-preventing transformer

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Publication Number Publication Date
CN108666085A CN108666085A (en) 2018-10-16
CN108666085B true CN108666085B (en) 2020-06-30

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110491637B (en) * 2019-09-09 2020-04-24 江苏悦成变压器有限公司 Power transformer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002359121A (en) * 2001-05-31 2002-12-13 Mitsubishi Electric Corp Transformer
CN204088933U (en) * 2014-09-09 2015-01-07 郑州博创电气设备有限公司 Box for box-type transformer substation
CN105139997A (en) * 2015-08-24 2015-12-09 天津超迈科技发展有限公司 Shockproof anti-flux leakage transformer
CN207124100U (en) * 2017-07-31 2018-03-20 贵州兴福园电力工程有限公司 A kind of good outdoor antihunting transformer that radiates

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Effective date of registration: 20200603

Address after: 350200 Kun Shi Cun Guan fo 8, Gu Huai Town, Changle City, Fuzhou, Fujian

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Address before: 362800 Fujian, Quanzhou, Quangang District, Ho Chi community, 589

Applicant before: Zheng Feizhen

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