CN206059088U - The environmental protection transformer of lost-wax process encapsulated epoxy resin - Google Patents
The environmental protection transformer of lost-wax process encapsulated epoxy resin Download PDFInfo
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- CN206059088U CN206059088U CN201621115877.6U CN201621115877U CN206059088U CN 206059088 U CN206059088 U CN 206059088U CN 201621115877 U CN201621115877 U CN 201621115877U CN 206059088 U CN206059088 U CN 206059088U
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- epoxy resin
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- transformer
- environmental protection
- transformer body
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Abstract
The utility model discloses a kind of simple structure, good sealing effect, insulating protection ability are strong and will not produce the environmental protection transformer of the lost-wax process encapsulated epoxy resin of the shell of pollution environment.This utility model environmental protection transformer includes transformer body, and transformer body is by skeleton(1), be wound on skeleton(1)On completion coil and be set in skeleton(1)On stalloy(2)Composition, in skeleton(1)Upper surface on be provided with some wiring pins(3), one layer of integrally formed epoxy resin layer is coated with the periphery of whole transformer body(4), in skeleton(1)Top, wiring pin(3)Expose in epoxy resin layer(4)On.This utility model can be applicable to field of electronic devices.
Description
Technical field
This utility model is related to field of electronic devices, more particularly to a kind of environmentally friendly transformation of lost-wax process encapsulated epoxy resin
Device.
Background technology
Electronics industry grows continuously and fast in recent years, has driven electronic devices and components industry with electronic transformer as representative
Powerful development;Meanwhile, the fast development of domestic and international electronic information technology industry is also brought to numerous electronic devices and components manufacturers
Wide market prospect.For electronic transformer industry, huge market had both brought wide development space, also brought
The opportunity for promoting Transformer Manufacturing Enterprises itself to update, only responds actively the market demand, and improving product quality is improved
Product processes, improve production efficiency could be established oneself in an unassailable position in the fierce market competition.
At present, in electronic transformer production field, with excellent insulation performance, sealing is complete, can for embedding type power transformer product
By property degree it is high, environmental suitability is strong the characteristics of, favored by numerous instrument and meter producers, market prospect is very considerable.Often
The pot electronics transformator of rule is will to install the transformator semi-finished product of iron core aborning, is placed in prefabricated encapsulating shell, then
The casting epoxy resin in encapsulating shell, is filled out to the remaining space in encapsulating shell using the flow feature of epoxy resin liquid
Fill, seal, play the effect of reinforced insulation protection.But as the output size of electronic transformer differs, its profile chi
It is very little also different, so it is accomplished by preparing in advance the package casing mould of all size to process special shell for embedding,
It is relatively costly.Epoxy resin generally requires by artificial operation machinery equipment to complete embedding, by factors such as machine vibrations
Affect, transformer lead pin and case surface are highly prone to epoxy resin pollution, easily cause bad order, need to expend more artificial
Clean appearance is carried out, needs to put into great cost of labor.Additionally, the shell of electronic transformer is more by thermoplastic materials such as PBT
Process, affected by factors such as temperature in process, be susceptible to deformation, this is unfavorable for the installation of transformator, together
When there is the hidden danger that shell comes off from transformer body;In addition, the shell used by traditional transformer is PBT materials, PBT conducts
Not degradable material, after the product life cycle terminates is difficult to reclaim, and this can cause environmental pollution.So, improve existing change
The production technology of depressor, improve production efficiency is the positive way for catering to the market demand.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, there is provided a kind of simple structure, close
Envelope effect is good, insulating protection ability is strong and will not produce the environmentally friendly transformation of the lost-wax process encapsulated epoxy resin of the shell of pollution environment
Device.
The technical scheme adopted by the environmental protection transformer of lost-wax process encapsulated epoxy resin described in the utility model is:The ring
Protecting transformator includes transformer body, and the transformer body is by skeleton, the completion coil being wound on the skeleton and is arranged
Silicon steel sheet group on the skeleton is into being provided with some wiring pins, in the whole transformation on the upper surface of the skeleton
The periphery of device body is coated with one layer of integrally formed epoxy resin layer, and in the top of the skeleton, the wiring pin is exposed
On the epoxy resin layer.
Such scheme is visible, and environmental protection transformer prepared by this utility model is by transformer body periphery embedding asphalt mixtures modified by epoxy resin
Fat, eliminate it is traditional also special PBT shells need to be set in periphery, save material cost and processing cost;In addition, epoxy
Resin bed plays excellent sealing effectiveness and greatly carries by being coated on transformer body periphery with being integrally formed to transformator
The high insulating protection ability of transformator;Additionally, environmental protection transformer simple structure described in the utility model, is integrally formed, prepare
It is convenient.
Further, the epoxy resin layer is coated on the periphery of the transformer body by way of embedding.
Such scheme is visible, carries out epoxy resin layer embedding by epoxy resin automatic filling and sealing machine, and which is easy to operate, flow process
Simply, it is capable of achieving in existing equipment Foundations, saves development cost.
Description of the drawings
Fig. 1 is the cross section structure diagram of the environmental protection transformer;
Fig. 2 is the easy structure schematic diagram of the environmental protection transformer;
Fig. 3 is the easy structure schematic diagram of the transformator pallet;
Fig. 4 is the sectional structure chart of the transformator pallet.
Specific embodiment
As depicted in figs. 1 and 2, in this utility model, the environmental protection transformer includes transformer body, the transformator sheet
Body is made up of skeleton 1, the completion coil being wound on the skeleton 1 and the stalloy 2 being set on the skeleton 1, described
Some wiring pins 3 are provided with the upper surface of skeleton 1.One layer is coated with the periphery of the whole transformer body to be integrally formed
Epoxy resin layer 4, in the top of the skeleton 1, the wiring pin 3 is exposed on the epoxy resin layer 4.The epoxy
Resin bed 4 is coated on the periphery of the transformer body by way of embedding.
As shown in Figure 3 and Figure 4, when above-mentioned transformator is prepared, its step is as follows:
A. prefabricated waxiness mould:Add fluid high temperature resistant paraffin in transformator pallet 5, it is to be solidified after, it is resistance to what is formed
The die cavity 7 matched with transformer body is set in high temperature paraffin layer 6.The transformator pallet 5 is by tray body 51 and handle 52
Composition, the number of the die cavity 7 arranged in the high temperature resistant paraffin layer 6 of the solidification formed in the tray body 51 is several, should
Several described die cavitys 7 are fitly arranged.The setting of handle so that the extraction of tray body is convenient;And it is resistance on tray body
High temperature paraffin layer arranges multiple die cavitys, can once carry out multiple epoxy resin encapsulateds, greatly increase work efficiency.
B. epoxy resin encapsulated:By epoxy resin automatic filling and sealing machine by epoxy resin encapsulated in the die cavity 7;Epoxy
Whole described transformer body of the embedding amount of resin so that transformer body is inserted after die cavity 7, in addition to the wiring pin 3
Part is wrapped up by epoxy resin completely and epoxy resin does not overflow and is defined.The embedding amount of epoxy resin is big according to specific transformator
Depending on little, after transformer body is inserted in die cavity, epoxy resin does not overflow, so as to ensure that die surface not by epoxy resin
Pollution, also the wall waste of epoxy resin.
C. insert transformer body:Transformer body after completion is placed in the die cavity 7 of step a, until removing
Wrapped up by epoxy resin completely whole described transformer body part beyond the wiring pin 3;
D. remove deparaffnize:After the epoxy resin cure of embedding, high temperature resistant paraffin layer 6 is heated, treat high temperature resistant stone
After wax layer 6 is melted, transformator stripping forming obtains being coated with the environmental protection transformer of epoxy resin layer.
Compared with traditional handicraft, the method more convenient operation of lost-wax process encapsulated epoxy resin described in the utility model, epoxy
After resin embedding molding solidification, transformator is molding, it is not necessary to carry out particular manufacturing craft manufacture, then high temperature melting melts paraffin layer, and which takes off
Mould is convenient and swift, and the waxiness mould after fusing is repeatable to be utilized, and mould utilization factor is high, also shortens life cycle of the product;Becoming
After depressor life cycle terminates, due to avoiding using cabinets such as PBT, so secondary pollution will not be caused to environment, have
There is good social benefit;Additionally, first carry out epoxy resin perfusion, after be put into transformer body, transformer connection pin can be avoided
Polluted by epoxy resin, reduced the bad ratio of product appearance, while avoiding the cost for being manually removed pollution;This
Outward, all potting operation links of this utility model can be completed by conventional transformer epoxy resin automatic filling and sealing machine, it is not necessary to more
New production equipment, so as to avoid the problem of equipment compatibility, has saved the production cost of enterprise.
The transformator external structure and installation dimension prepared by this utility model method be not bright with common transformer
Significant difference is different, and preferable effect has also been reached in essential electrical performance.This utility model procedure is simple, without the need for transformator outside
Shell, and special outer casing mold need not be set, cost is cost savings, meanwhile, without the need for the artificial transformer finished products to molding
Follow-up process for decontamination is carried out, cost of labor is cost savings.
This utility model can be applicable to electronic device domain.
Claims (2)
1. a kind of environmental protection transformer of lost-wax process encapsulated epoxy resin, including transformer body, the transformer body is by skeleton
(1), be wound on the skeleton(1)On completion coil and be set in the skeleton(1)On stalloy(2)Composition, described
Skeleton(1)Upper surface on be provided with some wiring pins(3), it is characterised in that:In the periphery bag of the whole transformer body
It is covered with one layer of integrally formed epoxy resin layer(4), in the skeleton(1)Top, the wiring pin(3)Expose in the ring
Oxygen tree lipid layer(4)On.
2. the environmental protection transformer of lost-wax process encapsulated epoxy resin according to claim 1, it is characterised in that:The asphalt mixtures modified by epoxy resin
Lipid layer(4)The periphery of the transformer body is coated on by way of embedding.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621115877.6U CN206059088U (en) | 2016-10-12 | 2016-10-12 | The environmental protection transformer of lost-wax process encapsulated epoxy resin |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621115877.6U CN206059088U (en) | 2016-10-12 | 2016-10-12 | The environmental protection transformer of lost-wax process encapsulated epoxy resin |
Publications (1)
Publication Number | Publication Date |
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CN206059088U true CN206059088U (en) | 2017-03-29 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621115877.6U Active CN206059088U (en) | 2016-10-12 | 2016-10-12 | The environmental protection transformer of lost-wax process encapsulated epoxy resin |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106449020A (en) * | 2016-10-12 | 2017-02-22 | 珠海市康定电子股份有限公司 | Environment-friendly transformer for potting epoxy resin employing lost-wax process and preparation method of environment-friendly transformer |
EP4170687A1 (en) * | 2021-10-21 | 2023-04-26 | Delta Electronics (Thailand) Public Co., Ltd. | Electronic apparatus and manufacturing method for an electronic device |
-
2016
- 2016-10-12 CN CN201621115877.6U patent/CN206059088U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106449020A (en) * | 2016-10-12 | 2017-02-22 | 珠海市康定电子股份有限公司 | Environment-friendly transformer for potting epoxy resin employing lost-wax process and preparation method of environment-friendly transformer |
EP4170687A1 (en) * | 2021-10-21 | 2023-04-26 | Delta Electronics (Thailand) Public Co., Ltd. | Electronic apparatus and manufacturing method for an electronic device |
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