CN206322564U - A kind of testing transformer of high efficiency and heat radiation - Google Patents
A kind of testing transformer of high efficiency and heat radiation Download PDFInfo
- Publication number
- CN206322564U CN206322564U CN201621376080.1U CN201621376080U CN206322564U CN 206322564 U CN206322564 U CN 206322564U CN 201621376080 U CN201621376080 U CN 201621376080U CN 206322564 U CN206322564 U CN 206322564U
- Authority
- CN
- China
- Prior art keywords
- iron core
- high efficiency
- heat radiation
- testing transformer
- core
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of testing transformer of high efficiency and heat radiation, including iron core, induction coil is surrounded with outside wherein one section of the iron core, being provided with above the induction coil outside sleeve pipe, the induction coil and described sleeve pipe has insulation crust, and the iron core includes being provided with insulation shell, the iron core is hollow core, core interior is filled with insulating and cooling liquid body, with small volume, the advantage of good cooling results.
Description
Technical field
The utility model is related to a kind of testing transformer, and in particular to a kind of testing transformer of high efficiency and heat radiation.
Background technology
Transformer is one of critical elements of industrial frequency withstand voltage experiment.Under the conditions of power frequency, because test item capacitance is larger,
Or test voltage requires higher, also has higher requirement accordingly to the power supply capacity of experimental rig, equipment is in working condition
Under can send substantial amounts of heat, thus, HT testing transformer in traditional industrial frequency withstand voltage device often cooling structure volume compared with
Greatly, weight weight so that industrial frequency withstand voltage experimental rig is not easy to onsite moving, and due to iron-core coil be enclosed with it is thicker
Insulating materials, actual cooling effect is poor.
Utility model content
In view of this, the application provides a kind of testing transformer of high efficiency and heat radiation, with small volume, good cooling results it is excellent
Point.
To solve above technical problem, the technical scheme that the utility model is provided is a kind of experiment transformation of high efficiency and heat radiation
It is surrounded with being provided with sleeve pipe above induction coil, the induction coil outside device, including iron core, wherein one section of the iron core, it is described
There is insulation crust outside induction coil and described sleeve pipe, the iron core includes being provided with insulation shell, and the iron core is hollow core, iron
Core inner is filled with insulating and cooling liquid body.
It is preferred that, the insulation crust is the shell of the integrated poured shaping of epoxy resin.
It is preferred that, voltage equalizing ball is provided with the top of described sleeve pipe.
It is preferred that, the iron core is provided with cooling water inlet and coolant outlet, and the cooling water inlet is arranged on described
The bottom of iron core, the coolant outlet is arranged on the top of the iron core.
It is preferred that, the hollow square iron core that the iron core is made for cold-reduced silicon sheet.
It is preferred that, the iron core periphery is enclosed with insulation crust.
Compared with prior art, its detailed description is as follows by the application：
The iron core is to be filled with insulating and cooling liquid inside hollow core, the hollow core, and the iron core only has one section
It is wrapped in the insulation crust, the insulating and cooling liquid of the core interior is interacted and radiated in the outside of insulation crust,
There is compact conformation, small volume, good heat dissipation effect.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
In order that those skilled in the art more fully understands the technical solution of the utility model, below in conjunction with the accompanying drawings and tool
The utility model is described in further detail for body embodiment.
As shown in figure 1, a kind of testing transformer of high efficiency and heat radiation, including iron core 7, wherein one section periphery of the iron core 7
Induction coil 6 is wound with, the top of induction coil 6 is provided with sleeve pipe 2, and the inside of sleeve pipe 2 is provided with short-circuit rods 10 and high-voltage output line 11,
The top of described sleeve pipe 2 is connected with voltage equalizing ball 1, and the voltage equalizing ball is connected on the short-circuit rods 10 and high-voltage output line 11, described
There is insulation crust 3 outside induction coil 6 and described sleeve pipe 2, the iron core 7 is hollow core, and the inside of iron core 7 is filled with insulation cooling
Liquid 4.
The insulation crust 3 is the shell of the integrated poured shaping of epoxy resin.
The hollow square iron core that the iron core 7 is made for cold-reduced silicon sheet, the iron core 7 is provided with the He of cooling water inlet 5
Coolant outlet 8, the cooling water inlet 5 is arranged on the bottom of the iron core 7, and the coolant outlet 8 is arranged on the iron
The top of core 7.The outer wrapping of iron core 7 is provided with insulating barrier 9.
The iron core is to be filled with insulating and cooling liquid inside hollow core, the hollow core, and the iron core only has one section
It is wrapped in the insulation crust, the insulating and cooling liquid of the core interior is interacted and radiated in the outside of insulation crust,
There is compact conformation, small volume, good heat dissipation effect.
It the above is only preferred embodiment of the present utility model, it is noted that above-mentioned preferred embodiment should not be regarded
For to limitation of the present utility model, protection domain of the present utility model should be defined by claim limited range.For
For those skilled in the art, do not departing from spirit and scope of the present utility model, can also make some
Improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (6)
1. a kind of testing transformer of high efficiency and heat radiation, including iron core, it is characterised in that be surrounded with outside wherein one section of the iron core
Being provided with above induction coil, the induction coil outside sleeve pipe, the induction coil and described sleeve pipe has insulation crust, the iron core
For hollow core, core interior is filled with insulating and cooling liquid body.
2. the testing transformer of a kind of high efficiency and heat radiation according to claim 1, it is characterised in that the insulation crust is ring
The shell of the integrated poured shaping of oxygen tree fat.
3. the testing transformer of a kind of high efficiency and heat radiation according to claim 1, it is characterised in that be provided with the top of described sleeve pipe
Voltage equalizing ball.
4. the testing transformer of a kind of high efficiency and heat radiation according to claim 1, it is characterised in that the iron core is provided with cold
But water inlet and coolant outlet, the cooling water inlet are arranged on the bottom of the iron core, and the coolant outlet is arranged on
The top of the iron core.
5. the testing transformer of a kind of high efficiency and heat radiation according to claim 1, it is characterised in that the iron core is cold-reduced silicon
The hollow square iron core that steel disc is made.
6. a kind of testing transformer of high efficiency and heat radiation according to claim 1, it is characterised in that iron core periphery parcel
There is insulation crust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621376080.1U CN206322564U (en) | 2016-12-14 | 2016-12-14 | A kind of testing transformer of high efficiency and heat radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621376080.1U CN206322564U (en) | 2016-12-14 | 2016-12-14 | A kind of testing transformer of high efficiency and heat radiation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206322564U true CN206322564U (en) | 2017-07-11 |
Family
ID=59267394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621376080.1U Expired - Fee Related CN206322564U (en) | 2016-12-14 | 2016-12-14 | A kind of testing transformer of high efficiency and heat radiation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206322564U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108183014A (en) * | 2017-12-04 | 2018-06-19 | 国网河南省电力公司滑县供电公司 | A kind of voltage transformer |
-
2016
- 2016-12-14 CN CN201621376080.1U patent/CN206322564U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108183014A (en) * | 2017-12-04 | 2018-06-19 | 国网河南省电力公司滑县供电公司 | A kind of voltage transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170711 Termination date: 20171214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |