CN207304360U - A kind of bridge rectifier of high efficiency and heat radiation - Google Patents
A kind of bridge rectifier of high efficiency and heat radiation Download PDFInfo
- Publication number
- CN207304360U CN207304360U CN201721182026.8U CN201721182026U CN207304360U CN 207304360 U CN207304360 U CN 207304360U CN 201721182026 U CN201721182026 U CN 201721182026U CN 207304360 U CN207304360 U CN 207304360U
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- heat
- housing
- cavity
- bridge rectifier
- high efficiency
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/34—Strap connectors, e.g. copper straps for grounding power devices; Manufacturing methods related thereto
- H01L2224/39—Structure, shape, material or disposition of the strap connectors after the connecting process
- H01L2224/40—Structure, shape, material or disposition of the strap connectors after the connecting process of an individual strap connector
- H01L2224/401—Disposition
- H01L2224/40151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/40221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/40225—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being non-metallic, e.g. insulating substrate with or without metallisation
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
It the utility model is related to electronic component technology field, more particularly to a kind of bridge rectifier of high efficiency and heat radiation, housing including injection molding, the housing is equipped with cavity, the cavity is provided with several connection frameworks for being conductively connected, and the connection framework is connected with pin, and the cavity installation connection framework position is coated with insulating cement, the pin is connected through insulating cement with connection framework, and bridging line is connected between several described connection frameworks；The housing is located at cavity basal surface position and is equipped with thermally conductive sheet and heat sink, and the heat sink is pasted to be integrally formed with cavity bottom surface, the thermally conductive sheet insertion enclosure interior with housing, and the heat sink offers some heat emission holes for being used to radiate；The utility model can be further improved by heat emission hole and heat dissipation effect is played to inside cavity, good heat dissipation effect, improves service life by the way that thermally conductive sheet insertion housing can be played effectively heat-conducting effect.
Description
Technical field
Electronic component technology field is the utility model is related to, more particularly to a kind of bridge rectifier of high efficiency and heat radiation.
Background technology
Bridge rectifier is a kind of electronic component, and inside is made of multiple diodes, and main function is rectification, adjusts electric current
Direction, is relatively good with bridge rectifier rectification, is very convenient first, and its four internal pipe is usually to select to match somebody with somebody
To, so its performance is closer to, when being exactly secondly powerful rectification, radiating block can be filled on bridge rectifier, makes work
Performance is more stable when making, and rectifying bridge type rectifier product is to make bridge-type connection, external application ambroin envelope by four rectification silicons
Dress forms, and power rectifier bridge adds the encapsulating of zinc metal-back, enhancing heat dissipation outside insulating layer.
With the development of electronic technology, the demand of bridge rectifier incrementally increases, in existing bridge rectifier mostly
Chip is connected with terminal pin using connection sheet, is usually manually by connection sheet by necessarily requirement and terminal pin phase during making
Even, the result is that production efficiency is not high, and manual operation, quality are difficult to ensure that, thus this kind of product is on the one hand due to each company
Contact all includes terminal pin, connection sheet, weld tabs, chip, weld tabs, the evidence of terminal pin and connects, complicated, and it is raw to be not easy automation batch
Production, simultaneously because connection sheet needs to be welded to connect use by one or many, causes thermal resistance in use big, directly affects product
Reliability, and be difficult to meet requirement of the available circuit to bridge rectifier.
Utility model content
Led to solve the above problems, the utility model provides one kind by the way that thermally conductive sheet insertion housing can be played effectively
Thermal effect, can be further improved by heat emission hole and heat dissipation effect is played to inside cavity, good heat dissipation effect, improve service life
High efficiency and heat radiation bridge rectifier.
Technical solution is used by the utility model：A kind of bridge rectifier of high efficiency and heat radiation, including injection molding
Housing, the housing are equipped with cavity, and the cavity is provided with several connection frameworks for being conductively connected, the connection framework
Pin is connected with, the cavity installation connection framework position is coated with insulating cement, and the pin passes through insulating cement and connection framework
It is connected, bridging line is connected between several described connection frameworks；The housing be located at cavity basal surface position equipped with thermally conductive sheet and
Heat sink, the heat sink is pasted to be integrally formed with cavity bottom surface, the thermally conductive sheet insertion enclosure interior with housing, the heat dissipation
Piece offers some heat emission holes for being used to radiate.
Further improvement of these options is that the housing is equipped with heat absorbing sheet away from cavity one side.
Further improvement of these options is that the heat absorbing sheet sticks in housing, and the heat absorbing sheet pastes housing one side
Offer some heat absobing channels.
Further improvement of these options is that the heat sink is equipped with dielectric film away from cavity one side is pasted.
Further improvement of these options is that the connection framework is installed on cavity close to insulation film location.
Further improvement of these options is that the housing centre position is equipped with a through hole.
Further improvement of these options is that the through hole offers the air hole for ventilation of radiating.
The beneficial effects of the utility model are：
1st, a kind of bridge rectifier of high efficiency and heat radiation, in a first aspect, the housing equipped with injection molding, housing is by being molded into
Type, manufacture cost is low, and suitable for batch production, the housing is equipped with cavity, and accommodating installation internal bridged core by cavity installs
Convenient, the cavity is provided with several connection frameworks for being conductively connected, and connection conduction, connection are played by connection framework
Effect is good；Second aspect, the connection framework are connected with pin, and utility model works, installation side are installed by pin grafting
Just, the cavity installation connection framework position is coated with insulating cement, is played by insulating cement and is dielectrically separated from effect, improves what is used
Security, the pin are connected through insulating cement with connection framework, insulation and fixed effect can be played to pin by insulating cement,
Good fixing effect, it is easy to use, bridging line is connected between several described connection frameworks, bridge joint rectification is played by bridging line
Effect, rectification effect is good, and conductive effect is good；The third aspect, the housing are located at cavity basal surface position and are equipped with thermally conductive sheet and heat dissipation
Piece, heat-conducting effect is played by thermally conductive sheet, and dissipating heat to thermally conductive sheet is radiated heat derives by heat sink, heat conduction
Effect is good, good heat dissipation effect；Fourth aspect, the heat sink paste with cavity bottom surface, good connecting effect connected by pasting,
Easily manufactured, the thermally conductive sheet insertion enclosure interior is integrally formed with housing, can be effective by the way that thermally conductive sheet is embedded in housing
Heat-conducting effect is played, the heat sink offers some heat emission holes for being used to radiate, can be further improved by heat emission hole scattered
Backing plays inside cavity heat dissipation effect, good heat dissipation effect, improves the service life of the utility model.
2nd, the housing is equipped with heat absorbing sheet away from cavity one side, suctions out the heat of thermally conductive sheet by heat absorbing sheet and is dissipated
Heat, good heat dissipation effect.
3rd, the heat absorbing sheet sticks in housing, and the heat absorbing sheet pastes housing one side and offers some heat absobing channels, by glutinous
Patch is connected, and easy to manufacture, reduces production cost, the heat dissipation effect of the utility model can be further improved by heat absobing channel.
4th, the heat sink is equipped with dielectric film away from cavity one side is pasted, and plays insulation effect by dielectric film, the company of preventing
Short-circuit conditions occur for the connection connect between frame, improve the security that the utility model uses.
5th, the connection framework is installed on cavity close to insulation film location, easy to improve the safety connected between connection framework
Property, using effect is improved, security performance is high.
6th, the housing centre position is equipped with a through hole, and connection installation effect is played by through hole, while plays isolation and dissipate
Thermal effect, improves heat dissipation effect.
7th, the through hole offers the air hole for ventilation of radiating, and plays heat dissipation effect to inside cavity by air hole
Fruit, good heat dissipation effect.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the utility model；
Fig. 2 is the schematic internal view of the utility model.
Attached drawing identifier declaration：Bridge rectifier 100, housing 110, cavity 111, through hole 112, air hole 113, connection framework
120th, pin 130, insulating cement 140, bridging line 150, thermally conductive sheet 160, heat sink 170, heat emission hole 171, dielectric film 172, heat absorption
Piece 180, heat absobing channel 181.
Embodiment
The utility model is further described below in conjunction with attached drawing.
It is respectively the schematic perspective view and schematic internal view of the utility model as shown in Fig. 1~Fig. 2.
A kind of bridge rectifier 100 of high efficiency and heat radiation, includes the housing 110 of injection molding, and the housing 110 is equipped with cavity
111, the cavity 111 is provided with several connection frameworks 120 for being conductively connected, and the connection framework 120 is connected with slotting
Foot 130, the cavity 111 install 120 position of connection framework and are coated with insulating cement 140, and the pin 130 passes through insulating cement 140
It is connected with connection framework 120, bridging line 150 is connected between several described connection frameworks 120；The housing 110 is located at chamber
111 basal surface position of body is equipped with thermally conductive sheet 160 and heat sink 170, and the heat sink 170 is pasted and 111 bottom surface of cavity, the heat conduction
Piece 160 is embedded in the inside of housing 110 and is integrally formed with housing 110, and the heat sink 170 offers some heat emission holes for being used to radiate
171。
In a first aspect, the housing 110 equipped with injection molding, housing 110 is by injection molding, and manufacture cost is low, suitable for criticizing
Amount production, the housing 110 are equipped with cavity 111, easy for installation by the receiving installation internal bridged core of cavity 111, the chamber
Body 111 is provided with several connection frameworks 120 for being conductively connected, and connection conduction, connection effect are played by connection framework 120
Fruit is good；Second aspect, the connection framework 120 are connected with pin 130, and utility model works are installed by 130 grafting of pin,
Easy for installation, the cavity 111 installs 120 position of connection framework and is coated with insulating cement 140, and insulation is played by insulating cement 140
Isolation effect, improves the security used, and the pin 130 is connected through insulating cement 140 with connection framework 120, can be by exhausted
Edge glue 140 plays pin 130 insulation and fixed effect, and good fixing effect is easy to use, several described connection frameworks 120
Between be connected with bridging line 150, bridge joint rectification effect is played by bridging line 150, rectification effect is good, and conductive effect is good；3rd
Aspect, the housing 110 are located at 111 basal surface position of cavity and are equipped with thermally conductive sheet 160 and heat sink 170, played by thermally conductive sheet 160
Heat derives, are radiated dissipating heat to thermally conductive sheet 160 by heat sink 170 by heat-conducting effect, good heat conduction effect, heat dissipation
Effect is good；Fourth aspect, the heat sink 170 are pasted and 111 bottom surface of cavity, good connecting effect connected by pasting, manufacturer
Just, the thermally conductive sheet 160 is embedded in the inside of housing 110 and is integrally formed with housing 110, by the way that thermally conductive sheet 160 is embedded in 110 energy of housing
Enough effectively to play heat-conducting effect, the heat sink 170 offers some heat emission holes 171 for being used to radiate, passes through heat emission hole 171
Heat sink 170 can be further improved to playing heat dissipation effect inside cavity 111, good heat dissipation effect, improves the utility model
Service life.
Housing 110 is equipped with heat absorbing sheet 180 away from 111 one side of cavity, is inhaled the heat of thermally conductive sheet 160 by heat absorbing sheet 180
Go out to radiate, good heat dissipation effect.
Heat absorbing sheet 180 sticks in housing 110, and the heat absorbing sheet 180 pastes 110 one side of housing and offers some heat absobing channels
181, it is connected by pasting, easy to manufacture, production cost is reduced, the utility model can be further improved by heat absobing channel 181
Heat dissipation effect.
Heat sink 170 is equipped with dielectric film 172 away from pasting 111 one side of cavity, and insulation effect is played by dielectric film 172,
Prevent the connection between connection framework 120 from short-circuit conditions occur, improve the security that the utility model uses.
Connection framework 120 is installed on cavity 111 close to 172 position of dielectric film, is connected easy to improve between connection framework 120
Security, improve using effect, security performance is high.
110 centre position of housing is equipped with a through hole 112, plays connection installation effect by through hole 112, while play isolation
Heat dissipation effect, improves heat dissipation effect.
Through hole 112 offers the air hole 113 for ventilation of radiating, scattered to being played inside cavity 111 by air hole 113
Thermal effect, good heat dissipation effect.
Embodiment described above only expresses the several embodiments of the utility model, its description is more specific and detailed,
But it should not be interpreted as limiting the scope of the present invention.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (7)
- A kind of 1. bridge rectifier of high efficiency and heat radiation, it is characterised in that：Housing including injection molding, the housing are equipped with chamber Body, the cavity are provided with several connection frameworks for being conductively connected, and the connection framework is connected with pin, the cavity Installation connection framework position is coated with insulating cement, and the pin is connected through insulating cement with connection framework, several described connections Bridging line is connected between frame；The housing is located at cavity basal surface position and is equipped with thermally conductive sheet and heat sink, and the heat sink sticks Patch and cavity bottom surface, the thermally conductive sheet insertion enclosure interior are integrally formed with housing, and the heat sink offers some for dissipating The heat emission hole of heat.
- A kind of 2. bridge rectifier of high efficiency and heat radiation according to claim 1, it is characterised in that：The housing deviates from cavity Simultaneously it is equipped with heat absorbing sheet.
- A kind of 3. bridge rectifier of high efficiency and heat radiation according to claim 2, it is characterised in that：The heat absorbing sheet sticks in Housing, the heat absorbing sheet paste housing one side and offer some heat absobing channels.
- A kind of 4. bridge rectifier of high efficiency and heat radiation according to claim 3, it is characterised in that：The heat sink is away from glutinous Patch cavity one side is equipped with dielectric film.
- A kind of 5. bridge rectifier of high efficiency and heat radiation according to claim 4, it is characterised in that：The connection framework installation In cavity close to insulation film location.
- A kind of 6. bridge rectifier of high efficiency and heat radiation according to claim 5, it is characterised in that：The housing centre position Equipped with a through hole.
- A kind of 7. bridge rectifier of high efficiency and heat radiation according to claim 6, it is characterised in that：The through hole offers use In the air hole of heat dissipation ventilation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721182026.8U CN207304360U (en) | 2017-09-15 | 2017-09-15 | A kind of bridge rectifier of high efficiency and heat radiation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721182026.8U CN207304360U (en) | 2017-09-15 | 2017-09-15 | A kind of bridge rectifier of high efficiency and heat radiation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207304360U true CN207304360U (en) | 2018-05-01 |
Family
ID=62441537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721182026.8U Active CN207304360U (en) | 2017-09-15 | 2017-09-15 | A kind of bridge rectifier of high efficiency and heat radiation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207304360U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109887896A (en) * | 2019-03-12 | 2019-06-14 | 如皋市大昌电子有限公司 | A kind of ultra-thin patch type bridge heap fairing |
| CN111884529A (en) * | 2020-07-29 | 2020-11-03 | 成都洱威迪科商贸有限公司 | Bridge rectifier |
-
2017
- 2017-09-15 CN CN201721182026.8U patent/CN207304360U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109887896A (en) * | 2019-03-12 | 2019-06-14 | 如皋市大昌电子有限公司 | A kind of ultra-thin patch type bridge heap fairing |
| CN109887896B (en) * | 2019-03-12 | 2021-08-24 | 如皋市大昌电子有限公司 | Ultra-thin patch type bridge rectifier |
| CN111884529A (en) * | 2020-07-29 | 2020-11-03 | 成都洱威迪科商贸有限公司 | Bridge rectifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 523000 Dongguan, Guangdong, Songshan Lake high tech Industrial Development Zone, New Town Road, 5, hung Ho, 7 A, Long Yi Zhi Valley, A701 Patentee after: Dongguan Nan Jing Electronics Co., Ltd. Address before: 523000 Yi Hongrong high tech Industrial Park, No. 7, Chi Ling Industrial Road, Houjie Town, Dongguan, Guangdong. Patentee before: Dongguan Nan Jing Electronics Co., Ltd. |
|
| CP02 | Change in the address of a patent holder |