CN213242177U - Encapsulating insulating transformer - Google Patents
Encapsulating insulating transformer Download PDFInfo
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- CN213242177U CN213242177U CN202022531652.1U CN202022531652U CN213242177U CN 213242177 U CN213242177 U CN 213242177U CN 202022531652 U CN202022531652 U CN 202022531652U CN 213242177 U CN213242177 U CN 213242177U
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- insulating
- transformer
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- heat conduction
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Abstract
The utility model discloses a embedment insulating transformer in transformer technical field, include: a housing assembly; the insulating heat-conducting frame assembly is arranged in the inner cavity of the shell assembly; the voltage transformation inner core is arranged in the inner cavity of the insulated heat conduction frame assembly; an end cap assembly mounted at a bottom of the housing assembly, the bottom of the end cap assembly being flush with the bottom of the housing assembly; the encapsulating glue layer, the encapsulating glue layer is filled the inner chamber of shell subassembly, the encapsulating glue layer with insulating heat conduction frame subassembly the vary voltage inner core with the end cover subassembly contacts, insulating heat conduction frame subassembly includes: insulating heat conduction frame body, insulating heat conduction frame body is the insulating heat conduction frame of aluminium nitride, the utility model discloses can effectual improvement transformer's heat-sinking capability to can effectively reduce the wearing and tearing of colloid, improve the safe in utilization of transformer.
Description
Technical Field
The utility model relates to a transformer technical field specifically is an embedment insulating transformer.
Background
A transformer is a device that changes an alternating voltage using the principle of electromagnetic induction, and main components are a primary coil, a secondary coil, and an iron core (magnetic core). In electrical equipment and wireless circuits, the high-voltage power supply is often used for voltage rise and fall, impedance matching, safety isolation and the like. In a generator, an electrical potential can be induced in a coil, whether the coil is moved through a magnetic field or a magnetic field is moved through a stationary coil. In both cases, the value of the magnetic flux is constant, but the amount of the magnetic flux linked with the coil varies, which is the principle of mutual induction. A transformer is a device for transforming voltage, current and impedance by using mutual electromagnetic induction.
The encapsulated transformer is formed by encapsulating a transformer in a plastic housing and encapsulating epoxy resin. The housing has no charged part at all, and the epoxy resin can penetrate into the gap of the transformer, the dielectric strength of the resin is much higher than that of air, 3000V can puncture 1mm of air, but tens of thousands of volts are needed to puncture 1mm of epoxy resin. The dielectric strength of the encapsulated transformer is higher than that of a bare transformer by one grade.
The existing pouring type transformer has poor heat dissipation performance due to the pouring and sealing treatment of the pouring sealant, and a part of the pouring sealant exposed outside is easy to damage, thereby causing serious safety accidents.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a embedment insulating transformer to solve the current encapsulation formula transformer that proposes in the above-mentioned background art because through the potting glue embedment processing, heat dispersion is relatively poor, and part potting glue exposes outside impaired easily, thereby causes serious incident's problem.
In order to achieve the above object, the utility model provides a following technical scheme: an encapsulated insulated transformer comprising:
a housing assembly;
the insulating heat-conducting frame assembly is arranged in the inner cavity of the shell assembly;
the voltage transformation inner core is arranged in the inner cavity of the insulated heat conduction frame assembly;
an end cap assembly mounted at a bottom of the housing assembly, the bottom of the end cap assembly being flush with the bottom of the housing assembly;
the encapsulating adhesive layer is filled in the inner cavity of the shell component and is in contact with the insulating heat conduction frame component, the voltage transformation inner core and the end cover component.
Preferably, the housing assembly comprises:
a housing body;
the clamping grooves are uniformly formed in the bottoms of the left side wall and the right side wall of the inner cavity of the shell body;
the two caulking grooves are arranged on the left side and the right side of the top of the shell body, and the inner cavities of the caulking grooves are communicated with the inner cavity of the shell body.
Preferably, the insulating and heat-conducting frame assembly includes:
the insulating heat conduction frame body is an aluminum nitride insulating heat conduction frame;
the two heat dissipation blocks are arranged on the left side and the right side of the top of the insulating heat conduction frame body, and are aluminum nitride heat dissipation blocks.
Preferably, the transformer core comprises:
a first bobbin;
the second winding framework is connected with the first winding framework;
the iron core is sleeved on the outer walls of the first winding frame and the second winding frame;
and the pins are uniformly arranged at the outer sides of the bottoms of the first winding frame and the second winding frame.
Preferably, the end cap assembly comprises:
an end cap body;
the clamping blocks are uniformly arranged on the left side and the right side of the top of the end cover body;
the pin holes are uniformly formed in the left side and the right side of the top of the end cover body and penetrate through the bottom of the end cover body;
the glue injection holes are evenly formed in the left side and the right side of the top of the end cover body, the glue injection holes are multiple in number, the outer sides of the pin holes are multiple in number, and the glue injection holes penetrate through the bottom of the end cover body.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model can effectively improve the heat dissipation capacity of the transformer, effectively reduce the abrasion of the colloid, improve the use safety of the transformer, the top of the insulating heat conduction frame body is contacted with the top of the inner cavity of the shell body, the positions of the two radiating blocks are corresponding to the positions of the two caulking grooves, the radiating blocks are matched with the caulking grooves, the radiating blocks are embedded in the inner sides of the caulking grooves, sealing treatment is carried out between the radiating blocks and the caulking grooves, the aluminum nitride has higher heat conductivity and insulativity, the inner cavity of the shell body is radiated by matching the insulating heat conduction frame body with the radiating blocks, the first winding framework and the second winding framework are both arranged in the inner cavity of the insulating heat conduction frame body, the first winding framework and the second winding framework are both contacted with the inner cavity side wall of the insulating heat conduction frame body, the iron core is arranged in the inner cavity of the insulating heat conduction frame body, and the iron core is, the heat generated during the operation of the transformation inner core is dissipated through the insulating heat conduction frame body, the heat dissipation capacity of the transformer is improved, the positions of the clamping blocks correspond to the positions of the clamping grooves, the clamping blocks are matched with the clamping grooves, the clamping blocks are clamped in the inner sides of the clamping grooves, the end cover body is installed on the shell body through the matching of the clamping blocks and the clamping grooves, the pouring sealant layer is protected through the end cover body, the pouring sealant layer can be effectively prevented from being damaged, and the use safety of the transformer is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the housing assembly of the present invention;
FIG. 3 is a schematic view of the structure of the insulating and heat-conducting frame assembly of the present invention;
FIG. 4 is a schematic view of the structure of the variable-voltage inner core of the present invention;
fig. 5 is a schematic structural view of the end cap assembly of the present invention.
In the figure: 100 shell components, 110 shell bodies, 120 clamping grooves, 130 embedding grooves, 200 insulating heat conducting frame components, 210 insulating heat conducting frame bodies, 220 heat dissipation blocks, 300 transformation inner cores, 310 first winding frameworks, 320 second winding frameworks, 330 iron cores, 340 pins, 400 end cover components, 410 end cover bodies, 420 embedding blocks, 430 pin holes, 440 glue injection holes and 500 glue injection layers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides an embedment insulating transformer can effectual improvement transformer's heat-sinking capability to can effectively reduce the wearing and tearing of colloid, improve the safe in utilization of transformer, please refer to figure 1, include: the transformer comprises a shell assembly 100, an insulating heat-conducting frame assembly 200, a transformer core 300, an end cover assembly 400 and a pouring sealant layer 500;
referring to fig. 1-2, the housing assembly 100 includes:
a housing body 110;
the plurality of slots 120 are uniformly arranged at the bottom of the left and right side walls of the inner cavity of the housing body 110;
the two caulking grooves 130 are arranged on the left side and the right side of the top of the shell body 110, and the inner cavities of the caulking grooves 130 are communicated with the inner cavity of the shell body 110;
referring to fig. 1-2, an insulating and heat-conducting frame assembly 200 is mounted in the inner cavity of the housing assembly 100, the insulating and heat-conducting frame assembly 200 comprising:
the insulating heat conducting frame body 210 is an aluminum nitride insulating heat conducting frame, and the top of the insulating heat conducting frame body 210 is in contact with the top of the inner cavity of the shell body 110;
the two heat dissipation blocks 220 are arranged on the left side and the right side of the top of the insulating heat conduction frame body 210, the heat dissipation blocks 220 are aluminum nitride heat dissipation blocks, the positions of the two heat dissipation blocks 220 correspond to the positions of the two caulking grooves 130, the heat dissipation blocks 220 are matched with the caulking grooves 130, the heat dissipation blocks 220 are embedded in the inner sides of the caulking grooves 130, sealing treatment is carried out between the heat dissipation blocks 220 and the caulking grooves 130, the aluminum nitride has high heat conductivity and insulativity, and the inner cavity of the shell body 110 is dissipated by matching the insulating heat conduction frame body 210 with the heat dissipation blocks 220;
referring to fig. 1, 3 and 4, the transformer core 300 is installed in the inner cavity of the insulating and heat-conducting frame assembly 200, and the transformer core 300 includes:
a coil is wound on the outer wall of the first bobbin 310, the first bobbin 310 is arranged in the inner cavity of the insulating heat-conducting frame body 210, and the first bobbin 310 is in contact with the side wall of the inner cavity of the insulating heat-conducting frame body 210;
a coil is wound on the outer wall of the second bobbin 320, the second bobbin 320 is connected with the first bobbin 310, the second bobbin 320 is arranged in the inner cavity of the insulating and heat-conducting frame body 210, and the first bobbin 310 and the second bobbin 320 are in contact with the side wall of the inner cavity of the insulating and heat-conducting frame body 210;
the iron core 330 is sleeved on the outer walls of the first bobbin 310 and the second bobbin 320, the iron core 330 is arranged in the inner cavity of the insulating heat-conducting frame body 210, the iron core 330 is in contact with the side wall of the inner cavity of the insulating heat-conducting frame body 210, heat generated when the transformation inner core 300 works is dissipated through the insulating heat-conducting frame body 210, and the heat dissipation capacity of the transformer is improved;
a plurality of pins 340 are uniformly arranged at the outer sides of the bottoms of the first bobbin 310 and the second bobbin 320, and the pins penetrate through 340 and penetrate through the bottom of the insulating heat conducting frame body 210;
referring to fig. 1, 2, 4 and 5, the end cap assembly 400 is mounted to the bottom of the housing assembly 100, the bottom of the end cap assembly 400 being flush with the bottom of the housing assembly 100, the end cap assembly 400 comprising:
the end cap body 410 is embedded at the bottom of the inner cavity of the shell body 110, and the bottom of the end cap body 410 is flush with the bottom of the shell body 110;
the plurality of clamping blocks 420 are uniformly arranged on the left side and the right side of the top of the end cover body 410, the positions of the plurality of clamping blocks 420 correspond to the positions of the plurality of clamping grooves 120, the clamping blocks 420 are matched with the clamping grooves 120, the clamping blocks 420 are clamped on the inner sides of the clamping grooves 120, and the end cover body 410 is arranged on the shell body 110 through the matching use of the clamping blocks 420 and the clamping grooves 120;
the plurality of pin holes 430 are uniformly formed in the left side and the right side of the top of the end cover body 410, the pin holes 430 penetrate through the bottom of the end cover body 410, the positions of the plurality of pin holes 430 correspond to the positions of the plurality of pins 340, and the pins 340 penetrate through the pin holes 430;
the plurality of glue injection holes 440 are uniformly formed in the left side and the right side of the top of the end cover body 410, the plurality of glue injection holes 440 are formed in the outer sides of the plurality of pin holes 430, the glue injection holes 440 penetrate through the bottom of the end cover body 410, and the inner cavity of the glue injection holes 440 is communicated with the inner cavity of the shell body 110 and the inner cavity of the insulating heat-conducting frame body 210;
referring to fig. 1 again, the potting adhesive layer 500 is filled in the inner cavities of the housing body 110 and the insulating heat conducting frame body 210 through the potting hole 440, the potting adhesive layer 500 contacts with the top of the end cover body 410, the potting adhesive layer 500 is protected by the end cover body 410, the potting adhesive layer 500 can be effectively prevented from being damaged, the use safety of the transformer is improved, and the potting adhesive layer 500 is a high-temperature-resistant insulating potting adhesive, and can effectively play roles in dust prevention, water prevention, rust prevention and shock resistance.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. The utility model provides an embedment insulating transformer which characterized in that: the method comprises the following steps:
a housing assembly (100);
an insulated heat-conducting frame assembly (200), the insulated heat-conducting frame assembly (200) being mounted in an inner cavity of the housing assembly (100);
the transformer inner core (300), the transformer inner core (300) is arranged in the inner cavity of the insulated heat-conducting frame assembly (200);
an end cap assembly (400), the end cap assembly (400) being mounted at a bottom of the housing assembly (100), the bottom of the end cap assembly (400) being flush with the bottom of the housing assembly (100);
the potting adhesive layer (500), the potting adhesive layer (500) is filled in the inner cavity of the shell component (100), and the potting adhesive layer (500) is in contact with the insulating heat-conducting frame component (200), the transformation inner core (300) and the end cover component (400).
2. The potted insulating transformer of claim 1, wherein: the housing assembly (100) comprises:
a housing body (110);
the clamping grooves (120) are uniformly formed in the bottoms of the left side wall and the right side wall of the inner cavity of the shell body (110);
the two caulking grooves (130) are arranged on the left side and the right side of the top of the shell body (110), and the inner cavities of the caulking grooves (130) are communicated with the inner cavity of the shell body (110).
3. The potted insulating transformer of claim 1, wherein: the insulated heat-conducting frame assembly (200) comprises:
the insulating heat conduction frame body (210), the insulating heat conduction frame body (210) is an aluminum nitride insulating heat conduction frame;
the heat dissipation structure comprises two heat dissipation blocks (220), wherein the heat dissipation blocks (220) are arranged on the left side and the right side of the top of the insulating heat conduction frame body (210), and the heat dissipation blocks (220) are aluminum nitride heat dissipation blocks.
4. The potted insulating transformer of claim 1, wherein: the transformation core (300) comprises:
a first bobbin (310);
a second bobbin (320), the second bobbin (320) being connected to the first bobbin (310);
the iron core (330) is sleeved on the outer walls of the first bobbin (310) and the second bobbin (320);
a plurality of pins (340), a plurality of pin (340) evenly install the bottom outside at first bobbin (310) and second bobbin (320).
5. The potted insulating transformer of claim 1, wherein: the end cap assembly (400) comprises:
an end cap body (410);
the clamping blocks (420) are uniformly arranged on the left side and the right side of the top of the end cover body (410);
the plurality of pin holes (430) are uniformly formed in the left side and the right side of the top of the end cover body (410), and the pin holes (430) penetrate through the bottom of the end cover body (410);
the plurality of glue injection holes (440) are uniformly formed in the left side and the right side of the top of the end cover body (410), the plurality of glue injection holes (440) are formed in the outer sides of the pin holes (430), and the glue injection holes (440) penetrate through the bottom of the end cover body (410).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022531652.1U CN213242177U (en) | 2020-11-05 | 2020-11-05 | Encapsulating insulating transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022531652.1U CN213242177U (en) | 2020-11-05 | 2020-11-05 | Encapsulating insulating transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213242177U true CN213242177U (en) | 2021-05-18 |
Family
ID=75881696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022531652.1U Active CN213242177U (en) | 2020-11-05 | 2020-11-05 | Encapsulating insulating transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213242177U (en) |
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2020
- 2020-11-05 CN CN202022531652.1U patent/CN213242177U/en active Active
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