CN207558550U - A kind of isolating transformer - Google Patents

A kind of isolating transformer Download PDF

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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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CN
China
Prior art keywords
silicone rubber
rubber sleeve
fuel tank
connect
device body
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.)
Active
Application number
CN201721403023.2U
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Chinese (zh)
Inventor
薛福明
苏小尉
花同全
张海兵
薛雨峰
何山鹏
刘玉龙
唐陈
杨红斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Sieyuan Hertz Instrument Transformer Co Ltd
Original Assignee
Jiangsu Sieyuan Hertz Instrument Transformer Co Ltd
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Filing date
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Application filed by Jiangsu Sieyuan Hertz Instrument Transformer Co Ltd filed Critical Jiangsu Sieyuan Hertz Instrument Transformer Co Ltd
Priority to CN201721403023.2U priority Critical patent/CN207558550U/en
Application granted granted Critical
Publication of CN207558550U publication Critical patent/CN207558550U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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

A kind of isolating transformer
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.
CN201721403023.2U 2017-10-27 2017-10-27 A kind of isolating transformer Active CN207558550U (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (2)

* Cited by examiner, † Cited by third party
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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