CN207558550U - A kind of isolating transformer - Google Patents
A kind of isolating transformer Download PDFInfo
- Publication number
- CN207558550U CN207558550U CN201721403023.2U CN201721403023U CN207558550U CN 207558550 U CN207558550 U CN 207558550U CN 201721403023 U CN201721403023 U CN 201721403023U CN 207558550 U CN207558550 U CN 207558550U
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- silicone rubber
- rubber sleeve
- fuel tank
- connect
- device body
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Abstract
The utility model is related to transformer technology fields, specifically disclose a kind of isolating transformer, including expander, oil conservater, silicone rubber sleeve, fuel tank and device body, the bottom of expander and the top of oil conservater connect, the bottom of oil conservater and the top of silicone rubber sleeve connect, the bottom of silicone rubber sleeve is connect with fuel tank, device body is arranged in silicone rubber sleeve and fuel tank, device body includes capacitance plate casing, high-tension coil, bucking electrode and insulating paper, capacitance plate casing is connect with bucking electrode, high-tension coil is arranged in bucking electrode, insulating paper is coated on the outside of capacitance plate casing and bucking electrode.The utility model isolation transformer voltage tolerance is high, electric fields uniform, it is strong to shield interference signal ability, using arrangement mode of the high-tension coil in interior low-voltage coil outside, so that this transformer overall volume is small, perfect heat-dissipating, in order to facilitate the transport of transformer, the iron core in fuel tank can be used horizontal type structure and be installed.
Description
Technical field
The utility model is related to transformer technology fields, and in particular to a kind of isolating transformer.
Background technology
Isolating transformer refer to input winding with export winding strap electrical isolation transformer, isolating transformer with to avoid
Electrical body is accidentally touched simultaneously, and the isolation of transformer is the respective electric current of the former secondary coiling of isolation.
The main function of isolating transformer is：Make the electrical completely insulated of primary side and secondary side, be also isolated the circuit.
In addition, the characteristics of high-frequency loss using its iron core is big, so as to which high frequency spurs be inhibited to be passed to control loop.Made with isolating transformer
It is secondary to suspend over the ground, it can be used only in the occasion that supply district is smaller, circuit is shorter.It is obtained at this point, the capacitive earth current of system is small
It is not enough to damage the person.It is exactly to protect personal safety there are one critically important effect, dangerous voltage is isolated.Existing
In technology, most of isolating transformer volume is larger, and the utility model isolating transformer makes while overall volume is reduced
The compression resistance higher of transformer more can effectively inhibit various interference.
Utility model content
Technical problem to be solved in the utility model is in view of the deficiencies of the prior art, to provide a kind of isolating transformer,
Bucking electrode between high-tension coil and low-voltage coil is set, plays the role of uniform electric field, shields interference signal.
In order to solve the above technical problems, the utility model provides a kind of isolating transformer, including expander, oil conservater,
Silicone rubber sleeve, fuel tank and device body, the bottom of the expander are connect with the top of the oil conservater, the bottom of the oil conservater
It is connect with the top of the silicone rubber sleeve, the bottom of the silicone rubber sleeve is connect with the fuel tank, and the device body is arranged on
In silicone rubber sleeve and fuel tank, iron core is equipped in the fuel tank, the device body is arranged in iron core, and the device body includes capacitance plate
Casing, high-tension coil, bucking electrode and insulating paper, the capacitance plate casing are connect with the bucking electrode, the high-tension coil
It is arranged in the bucking electrode, the insulating paper is coated on the outside of the capacitance plate casing and bucking electrode.
Further, the wrapped on cores has low-voltage coil, and the low-voltage coil is arranged on the outside of the insulating paper.
Further, the insulating paper includes the semiconductive crimped paper, enhanced cable paper, the electricity that coat successively from inside to outside
Cable crimped paper and aluminium cable paper.
Specifically, the oil conservater is equipped with primary connection terminal, and the high-tension coil connects with the primary connection terminal
It connects.
Further, the silicone rubber sleeve is composite insulator.
Further, the iron core can be set as vertical structure or horizontal type structure.
The beneficial effects of the utility model are：The utility model isolating transformer changes by using the structure of current transformer
It is made after so that this isolation transformer voltage tolerance is high, electric fields uniform, and shielding interference signal ability is strong, using high-voltage line
Enclose the arrangement mode in interior low-voltage coil outside so that this transformer overall volume is small, perfect heat-dissipating, in order to facilitate this transformation
The transport of device, the iron core in fuel tank can be used horizontal type structure and installed.
Description of the drawings
It, below will be to institute in embodiment or description of the prior art in order to illustrate more clearly of the technical solution of the utility model
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some of the utility model
Embodiment, for those of ordinary skill in the art, without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structure diagram of the utility model isolating transformer.
In figure：1- expanders, 2- oil conservaters, 3- silicone rubber sleeves, 4- fuel tanks, 5- device bodies, 51- capacitance plate casings, 52- high
Crimping circle, 53- bucking electrodes, 54- insulating papers, 6- iron cores, 61- low-voltage coils, 7- primary connection terminals.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the utility model part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, those of ordinary skill in the art's all other embodiments obtained under the premise of creative work is not made all belong to
In the range of the utility model protection.
In specific embodiment of the utility model, as shown in Figure 1, the utility model specifically discloses a kind of isolation transformation
Device, including expander 1, oil conservater 2, silicone rubber sleeve 3, fuel tank 4 and device body 5,
The bottom of the expander 1 is connect with the top of the oil conservater 2, the bottom of the oil conservater 2 and the silicon rubber
The top connection of gum cover pipe 3, the bottom of the silicone rubber sleeve 3 are connect with the fuel tank 4, and the device body 5 is arranged on silicon rubber
In casing 3 and fuel tank 4, iron core 6 is equipped in the fuel tank 4, the device body 5 is arranged in iron core 6,
The device body 5 includes capacitance plate casing 51, high-tension coil 52, bucking electrode 53 and insulating paper 54, the capacitance plate
Casing 51 is connect with the bucking electrode 53, and the high-tension coil 52 is arranged in the bucking electrode 53, the insulating paper 54
It is coated on the outside of the capacitance plate casing 51 and bucking electrode 53；The insulating paper 54 is fixed by adhesive tape, the insulating paper
54 include the semiconductive crimped paper, enhanced cable paper, cable crimped paper and the aluminium cable paper that coat successively from inside to outside.
Low-voltage coil 61 is wound on the iron core 6, the low-voltage coil 61 is arranged on the outside of the insulating paper 54, with
Outlet box connects, for measuring；
Specifically, the oil conservater 2 is equipped with primary connection terminal 7, the high-tension coil 52 and the primary connection end
Son 7 connects.
In the utility model in preferred embodiment, the silicone rubber sleeve 3 be composite insulator, compound inslation sub-volume
It is small, convenient for safeguarding；It is light-weight, it is easily installed；High mechanical strength, it is non-breakable；Anti-seismic performance is excellent, and anti-pollution characteristic is good；Production
Period is fast, and quality stability is high.
The iron core 6 can be set as vertical structure or horizontal type structure, reduce the overall volume of transformer, and heat dissipation performance
More preferably, when being set as horizontal type structure, the transport for isolating transformer of being more convenient for.
The beneficial effects of the utility model are：The utility model isolating transformer changes by using the structure of current transformer
It is made after so that this isolation transformer voltage tolerance is high, electric fields uniform, and shielding interference signal ability is strong, using high-voltage line
Enclose the arrangement mode in interior low-voltage coil outside so that this transformer overall volume is small, perfect heat-dissipating, in order to facilitate this transformation
The transport of device, the iron core in fuel tank can be used horizontal type structure and installed.
The above is the preferred embodiment of the utility model, it is noted that for the ordinary skill of the art
For personnel, under the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these are improved and profit
Decorations are also considered as the scope of protection of the utility model.
Claims (6)
1. a kind of isolating transformer, which is characterized in that including expander (1), oil conservater (2), silicone rubber sleeve (3), fuel tank (4)
With device body (5), the bottom of the expander (1) is connect with the top of the oil conservater (2), the bottom of the oil conservater (2) with
The top connection of the silicone rubber sleeve (3), the bottom of the silicone rubber sleeve (3) are connect with the fuel tank (4), the device body
(5) it is arranged in silicone rubber sleeve (3) and fuel tank (4), iron core (6) is equipped in the fuel tank (4), the device body (5) is arranged on
In iron core (6), the device body (5) includes capacitance plate casing (51), high-tension coil (52), bucking electrode (53) and insulating paper
(54), the capacitance plate casing (51) connect with the bucking electrode (53), and the high-tension coil (52) is arranged on the shielding
In electrode (53), the insulating paper (54) is coated on the outside of the capacitance plate casing (51) and bucking electrode (53).
2. a kind of isolating transformer according to claim 1, which is characterized in that be wound with low-voltage line on the iron core (6)
It encloses (61), the low-voltage coil (61) is arranged on the outside of the insulating paper (54).
3. a kind of isolating transformer according to claim 2, which is characterized in that the insulating paper (54) is including from inside to outside
Semiconductive crimped paper, enhanced cable paper, cable crimped paper and the aluminium cable paper coated successively.
4. a kind of isolating transformer according to claim 1, which is characterized in that the oil conservater (2) is equipped with and once connects
Line terminals (7), the high-tension coil (52) connect with the primary connection terminal (7).
5. a kind of isolating transformer according to claim 1, which is characterized in that the silicone rubber sleeve (3) is compound exhausted
Edge.
6. a kind of isolating transformer according to claim 1, which is characterized in that the iron core (6) can be set as vertical structure
Or horizontal type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403023.2U CN207558550U (en) | 2017-10-27 | 2017-10-27 | A kind of isolating transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721403023.2U CN207558550U (en) | 2017-10-27 | 2017-10-27 | A kind of isolating transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207558550U true CN207558550U (en) | 2018-06-29 |
Family
ID=62673870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721403023.2U Active CN207558550U (en) | 2017-10-27 | 2017-10-27 | A kind of isolating transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207558550U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107545998A (en) * | 2017-10-27 | 2018-01-05 | 江苏思源赫兹互感器有限公司 | A kind of isolating transformer |
-
2017
- 2017-10-27 CN CN201721403023.2U patent/CN207558550U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107545998A (en) * | 2017-10-27 | 2018-01-05 | 江苏思源赫兹互感器有限公司 | A kind of isolating transformer |
| CN107545998B (en) * | 2017-10-27 | 2024-02-23 | 江苏思源赫兹互感器有限公司 | Isolation transformer |
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