CN109346287A - A kind of transformer with heat-absorbing shield - Google Patents
A kind of transformer with heat-absorbing shield Download PDFInfo
- Publication number
- CN109346287A CN109346287A CN201811486887.4A CN201811486887A CN109346287A CN 109346287 A CN109346287 A CN 109346287A CN 201811486887 A CN201811486887 A CN 201811486887A CN 109346287 A CN109346287 A CN 109346287A
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- CN
- China
- Prior art keywords
- heat
- transformer
- heat absorption
- absorbing
- absorbing shield
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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
- H01F27/08—Cooling; Ventilating
- H01F27/22—Cooling by heat conduction through solid or powdered fillings
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a kind of transformers with heat-absorbing shield, comprising: transformer shell；Transformer body is mounted on transformer shell；It includes iron core, coil；The periphery at iron core both ends is respectively equipped with heat absorption circle, and iron core both ends are located at two heat absorption circles diametrically；Multiple heat absorption strips are equipped between two heat absorption circles, the both ends of each heat absorption strip are separately fixed on two heat absorption circles, and being equipped with heat-absorbing shield, trapezoidal shape, and inside positioned at the top of upper end heat absorption circle is in corrugated；Multiple absorbing pipes are connected on the inside of heat-absorbing shield surrounding, each absorbing pipe extends obliquely, and is fixed on upper end heat absorption circle；Heat-absorbing shield outer upper end is connected with multiple heat conducting pipes, and each heat conducting pipe successively stretches out transformer body, transformer shell upwards, and exposed in external environment, and is connected with heat sink in exposed portion, is connected with multiple cooling fins thereon.The present invention improves heat absorption efficiency using heat-absorbing shield, the characteristics of to reach rapid heat dissipation.
Description
Technical field
The invention belongs to transformer technology fields, it is more particularly related to a kind of transformer with heat-absorbing shield.
Background technique
Transformer is the device for changing alternating voltage using the principle of electromagnetic induction, and main member is primary coil, secondary
Grade coil and iron core (magnetic core) can be used for terminal power supply and ring network power supply, convert it is very convenient, ensured power supply reliability and
Flexibility, but calorific value is very big during the work time for transformer, needs to be equipped with corresponding heat dissipation equipment.
Existing transformer is influenced by hot environment, and electric energy is easily converted to thermal energy too much, causes unnecessary damage
Lose, transformer temperature it is excessively high can coil to transformer it is unfavorable, be easy to make coil aging, shorten the service life of coil；Simultaneously
Transformer poor radiation causes iron core temperature excessively high, can there is fire hazard.It is a kind of with heat-absorbing shield therefore, it is necessary to design
Transformer comparatively fast can carry out cooling and heat dissipation processing to coil using heat-absorbing shield, meanwhile, can also contact suction be carried out to iron core
The processing of heat drop temperature, then in heat derives to the external cooling fin of transformer shell, will be absorbed heat with realization by heat conducting pipe, is thermally conductive,
The step of heat dissipation, makes inside transformer play the effect of cooling, heat is avoided to gather in transformer shell, ensures that transformer begins
It is safe to use eventually in suitable operating temperature, extend the service life of transformer, is that those skilled in the art need to solve
Certainly the problem of.
Summary of the invention
It is excellent it is an object of the invention to solve at least the above problems and/or defect, and provide at least to will be described later
Point.
In order to realize these purposes and other advantages according to the present invention, a kind of transformer with heat-absorbing shield is provided,
Include:
Transformer shell；
Transformer body is mounted on the transformer shell；The transformer body includes iron core and is wrapped in
Coil on iron core；The periphery at the iron core both ends is respectively equipped with the heat absorption circle inconsistent with transformer body, and iron core both ends
It is located at two heat absorption circles diametrically；
Multiple heat absorption strips are equipped between two heat absorption circles, the both ends of each heat absorption strip are separately fixed at two suctions
On gas ket, it is equipped with heat-absorbing shield, the trapezoidal body structure of heat-absorbing shield positioned at the top of upper end heat absorption circle, and its inside is in corrugated
Structure；Multiple absorbing pipes are connected on the inside of the heat-absorbing shield surrounding, each absorbing pipe extends obliquely, and is fixed on upper end suction
Gas ket；
The heat-absorbing shield outer upper end is connected with multiple heat conducting pipes, and transformation is successively stretched out in the end of each heat conducting pipe upwards
Device main body, transformer shell, and it is exposed in external environment, and it is connected with heat sink in exposed portion, it is connected on the heat sink
Multiple cooling fins of concave-convex surface.
Preferably, wherein the coil includes the primary coil and secondary coil being wrapped on iron core.
Preferably, wherein the transformer core is formed by cold-reduced silicon sheet closed assembly, the cold-reduced silicon sheet interval
There is megohmite insulant.
Preferably, wherein the transformer shell is equipped with the through-hole passed through for each heat conducting pipe.
Preferably, wherein the heat-absorbing shield, each heat absorption circle, each heat absorption strip and each suction
The material of heat pipe with copper nickel plating material.
Preferably, wherein the lower end heat absorption circle bottom end of two heat absorption circles, which is connected with, to be fixed in transformer body
Support.
Preferably, wherein set below the transformer shell there are two air inlet, it is opposite to be located at each air inlet
Position is equipped with exhaust fan, and the air-out direction of each exhaust fan is equipped with gas outlet, the air inlet, gas outlet and exhaust fan
It is respectively positioned on transformer shell.
Preferably, wherein the lower section bore of the heat-absorbing shield is located above coil.
Preferably, wherein the thickness of each heat absorption circle is greater than the thickness of iron core.
The present invention is include at least the following beneficial effects:
(1) structure of the invention is simple, using, it is easy for installation, it is easy to operate, it is at low cost, it is easy to maintain.
(2) heat that the coil that works, iron core generate directly is exported transformer shell and carried out again by transformer of the invention
Heat dissipation, radiating efficiency is high, effect is good, using heat-absorbing shield, increases endotherm area, improves the efficiency of heat absorption, effectively heat is avoided to exist
Accumulation in transformer shell ensures that transformer is in suitable operating temperature always, safe to use, extends making for transformer
Use the service life.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention:
Fig. 1 is the schematic diagram of the section structure of the transformer provided by the invention with heat-absorbing shield；
Fig. 2 is the combining structure schematic diagram of iron core provided by the invention, coil, two heat absorption circles and multiple heat absorption strips.
Specific embodiment:
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other elements or combinations thereof.
It is as shown in Figs. 1-2: a kind of transformer with heat-absorbing shield of the invention, comprising:
Transformer shell 1；
Transformer body 2 is mounted on the transformer shell 1；The transformer body 2 includes iron core 3 and twines
The coil 4 being wound on iron core 3；The periphery at 3 both ends of iron core is respectively equipped with the heat absorption circle 5 inconsistent with transformer body 2, and
3 both ends of iron core are located at two heat absorption circles 5 diametrically；
Multiple heat absorption strips 6 are equipped between two heat absorption circles 5, the both ends of each heat absorption strip 6 are separately fixed at two
On a heat absorption circle 5, heat-absorbing shield 7, the trapezoidal body structure of the heat-absorbing shield 7, and its inside are equipped with positioned at the top of upper end heat absorption circle
In corrugated core；Multiple absorbing pipes 8 are connected on the inside of 7 surrounding of heat-absorbing shield, each absorbing pipe 8 extends obliquely, and
It is fixed on upper end heat absorption circle；
7 outer upper end of heat-absorbing shield is connected with multiple heat conducting pipes 9, and the end of each heat conducting pipe 8 is successively stretched out upwards
Transformer body 2, transformer shell 1, and it is exposed in external environment, and heat sink 10, the heat dissipation are connected in exposed portion
Multiple cooling fins 11 of concave-convex surface are connected on plate 10.
Working principle: when transformer works normally, upper and lower two heat absorptions enclose 5 for 3 upper and lower ends dispersed heat of iron core
It absorbs, the heat that the lower end heat absorption circle of two heat absorption circles 5 absorbs is sent to upper end heat absorption circle, upper end heat absorption by multiple heat absorption strips 6
All heats that circle absorbs all are sent on heat-absorbing shield 7 by absorbing pipe 8；Meanwhile heat-absorbing shield 7 is by coil and iron core 3 or so
The heat absorption that both ends generate；In all heat derives to heat sink 10 that heat conducting pipe 9 absorbs heat-absorbing shield 7, multiple cooling fins
11 by heat loss in external environment, play the effect of radiating and cooling.Whole process, transformer is by work coil 4, iron core
3 heats generated directly export transformer shell 1 and radiate again, and radiating efficiency is high, effect is good, effectively avoid heat in transformation
Accumulation in device shell 1 ensures that transformer is in suitable operating temperature always, safe to use, extends the use of transformer
Service life.
In the above-mentioned technical solutions, the design of the prismatoid structure of heat-absorbing shield 7 and inside corrugated core increases heat-absorbent surface
Product improves heat absorption efficiency, heat quickly can be gathered absorption；The design of multiple absorbing pipes 8, on the one hand, play the work of bridge
With the heat enclosed on 5 that will absorb heat is sent on heat-absorbing shield 7, on the other hand, is played the role of supporting fixed heat-absorbing shield 7, is enhanced it
Stability；The concavo-convex design of multiple cooling fins 11, increasing heat radiation area improve radiating efficiency；Using heat-absorbing shield 7, increases and inhale
Heat area improves the efficiency of heat absorption.
In another example, the coil 4 includes the primary coil 41 and secondary coil 42 being wrapped on iron core 3.Using
This mode changes the effect of alternating voltage to realize transformer using the principle of electromagnetic induction, when being connected in primary coil
When alternating current, exchange flux is just generated in iron core, makes to induce in secondary coil voltage (or electric current), generation alternating voltage,
Alternating current and impedance.
In another example, the transformer core 3 is formed by cold-reduced silicon sheet closed assembly, the cold-reduced silicon sheet interval
There is megohmite insulant.In this way, make that 3 iron loss of transformer core is low, magnetic strength is high under higher magnetic field, surface is smooth, it is smooth,
Thickness is uniform, and the adhesion and weldability of surface insulating film are good, can corrosion protection and improvement punching.
In another example, the transformer shell 1 is equipped with the through-hole (not shown) passed through for each heat conducting pipe 9.
In this way, multiple heat conducting pipes 9 export heat out of transformer body 2 to outside transformer shell 1, effectively avoid heat
It is gathered in transformer shell 1, ensures that transformer is in suitable operating temperature always, it is safe to use, extend transformer
Service life.
In another example, the heat-absorbing shield 7, each heat absorption circle 5, each heat absorption strip 6 and each described
The material of absorbing pipe 8 is such as copper nickel plating material.Copper nickel plating material is the nickel plating in Copper base material, with very strong hardness, together
When there is endothermic effect well so that heat-absorbing shield 7, each heat absorption circle 5, each heat absorption strip 6 and each absorbing pipe 8 are with resistance to
The characteristics of high temperature, heat absorption efficiency are fast, good airproof performance, good insulating lays the foundation for subsequent radiation processes.
In another example, the lower end heat absorption circle bottom end of two heat absorption circles 5, which is connected with, to be fixed on 2 body of transformer master
Support 12.In this way, play the role of the lower heat absorption circle that two heat absorption circles 5 are fixed in support, prevent its movement, be subsequent
Work lays the foundation.
In another example, is set below the transformer shell 1 there are two air inlet 13, be located at each air inlet 13
Relative position is equipped with exhaust fan 14, and the air-out direction of each exhaust fan is equipped with gas outlet 15, the air inlet 13, outlet
Mouth 15 and exhaust fan 14 are respectively positioned on transformer shell.In this way, air inlet 13 and gas outlet 15 form airflow circulating,
Exhaust fan 14 reinforces the speed of gas flowing, promotes multiple 8 heat transfer efficiencies of heat conducting pipe strong, rapid heat dissipation improves the effect of radiating and cooling
Rate.
In another example, the lower section bore of the heat-absorbing shield 7 is located at 4 top of coil.In this way, by primary line
Circle 41 and secondary coil 42 are included in heat-absorbing shield 7, are had good heat-absorbing action to coil 4, are improved the efficiency of heat absorption.
In another example, the thickness of each heat absorption circle 5 is greater than the thickness of iron core 3.In this way, Neng Gouyou
Effect absorbs 3 dispersed heat of iron core, improves the efficiency of heat absorption.
Number of devices and treatment scale described herein are for simplifying explanation of the invention.To of the invention with suction
The application of the transformer of heat cover, modifications and variations will be readily apparent to persons skilled in the art.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (9)
1. a kind of transformer with heat-absorbing shield characterized by comprising
Transformer shell；
Transformer body is mounted on the transformer shell；The transformer body includes iron core and is wrapped in iron core
On coil；The periphery at the iron core both ends is respectively equipped with the heat absorption circle inconsistent with transformer body, and iron core both ends are distinguished
Diametrically positioned at two heat absorption circles；
Multiple heat absorption strips are equipped between two heat absorption circles, the both ends of each heat absorption strip are separately fixed at two heat absorption circles
On, it is equipped with heat-absorbing shield, the trapezoidal body structure of heat-absorbing shield positioned at the top of upper end heat absorption circle, and its inside is in corrugated knot
Structure；Multiple absorbing pipes are connected on the inside of the heat-absorbing shield surrounding, each absorbing pipe extends obliquely, and is fixed on upper end heat absorption
Circle；
The heat-absorbing shield outer upper end is connected with multiple heat conducting pipes, and transformer master is successively stretched out in the end of each heat conducting pipe upwards
Body, transformer shell, and it is exposed in external environment, and it is connected with heat sink in exposed portion, it is connected on the heat sink in recessed
Multiple cooling fins of convex.
2. having the transformer of heat-absorbing shield as described in claim 1, which is characterized in that the coil includes being wrapped on iron core
Primary coil and secondary coil.
3. having the transformer of heat-absorbing shield as described in claim 1, which is characterized in that the transformer core is by cold-reduced silicon
Steel disc closed assembly forms, and is separated with megohmite insulant between the cold-reduced silicon sheet.
4. having the transformer of heat-absorbing shield as described in claim 1, which is characterized in that the transformer shell is equipped with and is used for
The through-hole that each heat conducting pipe passes through.
5. having the transformer of heat-absorbing shield as described in claim 1, which is characterized in that the heat-absorbing shield, each heat absorption
The material of circle, each heat absorption strip and each absorbing pipe is copper nickel plating material.
6. having the transformer of heat-absorbing shield as described in claim 1, which is characterized in that the lower end heat absorption of two heat absorption circles
Circle bottom end is connected with the support being fixed in transformer body.
7. having the transformer of heat-absorbing shield as described in claim 1, which is characterized in that be equipped with two below the transformer shell
A air inlet is equipped with exhaust fan positioned at each air inlet relative position, and the air-out direction of each exhaust fan is equipped with
Gas outlet, the air inlet, gas outlet and exhaust fan are respectively positioned on transformer shell.
8. having the transformer of heat-absorbing shield as described in claim 1, which is characterized in that the lower section bore of the heat-absorbing shield is located at
Above coil.
9. having the transformer of heat-absorbing shield as described in claim 1, which is characterized in that the thickness of each heat absorption circle is greater than
The thickness of iron core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811486887.4A CN109346287A (en) | 2018-12-06 | 2018-12-06 | A kind of transformer with heat-absorbing shield |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811486887.4A CN109346287A (en) | 2018-12-06 | 2018-12-06 | A kind of transformer with heat-absorbing shield |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109346287A true CN109346287A (en) | 2019-02-15 |
Family
ID=65297359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811486887.4A Pending CN109346287A (en) | 2018-12-06 | 2018-12-06 | A kind of transformer with heat-absorbing shield |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109346287A (en) |
-
2018
- 2018-12-06 CN CN201811486887.4A patent/CN109346287A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190215 |
|
| WD01 | Invention patent application deemed withdrawn after publication |