CN207719849U - Charger core body - Google Patents
Charger core body Download PDFInfo
- Publication number
- CN207719849U CN207719849U CN201721881794.2U CN201721881794U CN207719849U CN 207719849 U CN207719849 U CN 207719849U CN 201721881794 U CN201721881794 U CN 201721881794U CN 207719849 U CN207719849 U CN 207719849U
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- power amplifier
- amplifier board
- control panel
- metal
- core body
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Abstract
The utility model discloses a kind of charger core body, solved in existing charger the problem of each function element setting is inconvenient, complicated, job stability cannot be guaranteed, the technical measures taken：A kind of charger core body, including several control devices and power device, it is characterized in that, further include the control panel and power amplifier board for separating setting, control device is located on control panel, and power device is located on power amplifier board, a part of power device is in the interval between power amplifier board and control panel, metal-oxide-semiconductor in power device is located at the back side of power amplifier board, and metal pedestal is connected from the back side of power amplifier board with power amplifier board, and metal pedestal is for realizing the heat dissipation to metal-oxide-semiconductor；Control panel, power amplifier board and metal pedestal are linked together, and are realized and are electrically connected between control panel and power amplifier board.
Description
Technical field
The utility model is related to a kind of charging utensils, more particularly to the core body in charger.
Background technology
Charger charges for realizing to the electrical appliance with accumulator, and charger needs the voltage and electricity to power supply
Stream is changed, with adapt to accumulator in electrical appliance by electricity.One piece of control mainboard is typically provided in existing charger,
The control devices such as various chips and peripheral circuit are provided on mainboard, and be provided with inductance, capacitance, transformer, fuse,
Metal-oxide-semiconductor constant power device, these devices are arranged by certain connection type on mainboard, and charger is made to disclosure satisfy that reality
Charge requirement.
Charger uses the control mainboard of this one-board, needs various components to be incorporated on a mainboard, needs
It considers the relationship between structure arrangement and circuit performance as a whole, is not easy to take into account and need to make some choices sometimes, this one-board
Structure easily brings the inconvenience in setting and design.
In addition, metal-oxide-semiconductor easily generates heat during the work time, this can bring the poor work stability of charger, charge efficiency low.
The fever of metal-oxide-semiconductor is concentrated mainly on four aspects：1, the problem of being circuit design, metal-oxide-semiconductor is exactly allowed to be operated in linear work
State, rather than on off state.2, frequency is too high, mainly excessively pursues volume sometimes, causes frequency to improve, on metal-oxide-semiconductor
Loss increase, so fever also increase.3, enough heat dissipation designs are not carried out, electric current is too high, the nominal electricity of metal-oxide-semiconductor
Flow valuve generally requires good heat dissipation and can be only achieved.4, the type selecting of metal-oxide-semiconductor is wrong, gets the wrong sow by the ear to power, and metal-oxide-semiconductor internal resistance does not have
It fully considers, hindrance is caused to increase.The reason of this 4 aspects, can not sometimes avoid in the preparation process of charger
's.
Therefore, existing charger, structure is relatively complicated, and setting and design are inconvenient, and job stability is to be improved.
Invention content
To overcome drawbacks described above, the utility model technical issues that need to address：A kind of charging machine core body is provided, it should
Core body can well solve metal-oxide-semiconductor heating problem, facilitate setting.
To solve the technical problem, the technical solution of the utility model：A kind of charger core body, including several controls
Device and power device, which is characterized in that further include the control panel and power amplifier board for separating setting, control device is located at control panel
On, power device is located on power amplifier board, and a part of power device is in the interval between power amplifier board and control panel, power device
In metal-oxide-semiconductor be located at the back side of power amplifier board, metal pedestal is connected from the back side of power amplifier board with power amplifier board, and metal pedestal is for realizing right
The heat dissipation of metal-oxide-semiconductor；Control panel, power amplifier board and metal pedestal are linked together, and are realized and are electrically connected between control panel and power amplifier board.
Control panel and the printed circuit board that power amplifier board is usual structure type, pass through the connection pin welding each function element
On corresponding circuit board.Control panel, power amplifier board and metal pedestal layered arrangement are linked together.Metal-oxide-semiconductor and metal pedestal and between
With relatively thin insulating layer, the thickness of the insulating layer is MOS by the good heat conductivility of metal pedestal within 0.5mm
Pipe radiates.The material of metal pedestal is usually aluminum alloy material.
Further, metal pedestal is tabular, and connecting port is equipped on a surface of metal pedestal, and power amplifier board is located at connecting port
It is interior.By the way that connecting port is arranged, and power amplifier board is arranged in connecting port, facilitates being connected and fixed between power amplifier board and metal pedestal.
Further, in connecting port adhesive layer is equipped in the outside of power amplifier board.By the way that adhesive layer is arranged, it is convenient for power amplifier board
Coupling between metal pedestal a so that entirety is connected between power amplifier board and metal pedestal.
Further, insulating layer is equipped on the bottom surface of connecting port.Under the barrier of the insulating layer, metal-oxide-semiconductor and metal pedestal
Between insulate, in order to avoid each metal-oxide-semiconductor is connected in metal pedestal, and influence the charging performance of charger.
Further, metal pedestal is aluminum alloy material, is formed with block-like layers of copper at metal-oxide-semiconductor position on the insulating layer,
Metal-oxide-semiconductor ontology fits with layers of copper.Layers of copper can generated heat quickly exports during the work time metal-oxide-semiconductor ontology, leads to
It crosses the heat build-up effect of layers of copper and heat is quickly transmitted to metal pedestal, and via metal pedestal rapid cooling.
Further, it is connected in by several cylindrical connecting column separations between control panel, power amplifier board and metal pedestal three
Together, the one end of connecting column is connected with metal pedestal is connected together, and the other end of connecting column is realized by screw to control
The fixation of plate has insulation system between connecting column and control panel, power amplifier board.The one end of connecting column can be embedded in metal pedestal
It is interior, can also realize and be threadedly coupled between connecting column and metal pedestal, by the setting of connecting column realize each layer structure it
Between separation setting, simple in structure, functional reliability is good.
Further, it is electrically connected by the realization of row's needle of multi-section type between control panel and power amplifier board.The row of this multi-section type
Needle is arranged between control panel and power amplifier board, simple in structure, facilitates and realizes being electrically connected between control panel and power amplifier board.
Therefore, the beneficial effects of the utility model：This core body is configured to one as a core component of charger
A entirety can directly match with a variety of shells when realizing assembly, you can complete the assembly of charger, charger production
The product component of producer is relatively fewer, facilitates the circulation control of product, and the quantity in stock of product is small.It is each corresponding on this core body
Function element is arranged on by function zoning on corresponding circuit board, and the convenient installation to each function element connects, convenient for each
Function element realizes arrangement by rational connection type.By metal pedestal, metal-oxide-semiconductor, generated heat is fast during the work time
Speed export disperses, and heat accumulation is less prone in the metal-oxide-semiconductor course of work and is heated up, this is conducive to the operation is stable of metal-oxide-semiconductor, is convenient for
The steady operation of charger.Since the job stability of metal-oxide-semiconductor can ensure, when making related circuit design, work metal-oxide-semiconductor
Abnormal consideration factor is few, convenient for completing the design and setting of circuit.
Description of the drawings
Fig. 1 is the structure chart of this charger core body.
Fig. 2 is longitudinal sectional view of this charger core body at metal pedestal position.
Fig. 3 is the structure chart of control panel and its attachment in this charger core body.
Fig. 4 is the structure chart of power amplifier board and its attachment in this charger core body.
Fig. 5 is the longitudinal sectional view of metal pedestal in this charger core body.
Specific implementation mode
In conjunction with attached drawing, component of the core body as one of charger core the most is assemblied in the shell of various brands
After together, that is, complete the assembly of charger.The structure of core body includes several control devices and power device, and control device includes
Several chips and peripheral circuit, power device include inductance, capacitance, transformer, fuse, metal-oxide-semiconductor 8 etc..
When carrying out the assembly of core body, each function element is configured by function, therefore, core body further includes separating
Both the control panel 2 and power amplifier board 7 of setting, control panel 2 and power amplifier board 7 are arranged in parallel, in control panel 2 and power amplifier board 7
It is formed with printed circuit on one surface.Control device concentrated setting is on control panel 2, and power device concentrated setting is in power amplifier board 7
Front on.In power device, a part of power device is in the interval between power amplifier board 7 and control panel 2, in power device
Metal-oxide-semiconductor 8 be located at the back side of power amplifier board 7.Metal pedestal 1 is connected from the back side of power amplifier board 7 with power amplifier board 7, the material of metal pedestal 1
Generally aluminium alloy generally by mediate contact form between metal pedestal 1 and metal-oxide-semiconductor 8, and realizes metal pedestal 1 to metal-oxide-semiconductor 8
Generated heat dissipate during the work time.
Metal pedestal 1 is tabular, and connecting port 12 is equipped on a surface of metal pedestal 1, and power amplifier board 7 is located at connecting port 12
It is interior, in connecting port 12 adhesive layer 6 is equipped in the outside of power amplifier board 7.Adhesive layer 6 is arranged in connecting port 12 in power amplifier board 7
Afterwards, sealing is injected, adhesive layer 6 is formed after sealing solidification.Adhesive layer 6 is generally concordant with the oral area of connecting port 12, passes through sealing
Layer 6 setting and make power amplifier board 7 be connected in securely in connecting port 12.
To avoid being connected by metal pedestal 1 between each metal-oxide-semiconductor 8, a layer insulating is equipped on the bottom surface of connecting port 12, exhausted
It is covered with layers of copper on the outer surface of edge layer, using the preparation method of printed circuit, and extra layers of copper using the method for corrosion
Removal only remains the block-like layers of copper of polylith, the sheet of a metal-oxide-semiconductor 8 corresponding to the position of each metal-oxide-semiconductor 8 on which insulating layer
Body fits together with a block-like layers of copper.
Control panel 2, power amplifier board 7 and metal pedestal 1 are connected into an entirety, 1 three of control panel 2, power amplifier board 7 and metal pedestal
Between be linked together by the separation of four cylindrical connecting columns 4.The one end of connecting column 4 is connected with metal pedestal 1 and is connected together,
The fixation to control panel 2 is realized in the other end of connecting column 4 by screw 3, is socketed in the corner axial restraint of power amplifier board 7
On connecting column 4.The coupling structure 11 of step is provided at the four corners of metal pedestal 1, when realizing the assembly of charger,
Core body is connected and fixed in shell from these coupling structures 11 by fixing bolt.
There is insulation system, which can be by control panel 2, work(between connecting column 4 and control panel 2, power amplifier board 7
The base material insulation characterisitic of rate plate 7 and formed, that is to say that control panel 2, the printed circuit on power amplifier board 7 avoid the position of connecting column 4.
Can also be that felt pad is set between connecting column 4 and control panel 2 and power amplifier board 7 and realizes the insulation between them.
It is electrically connected between control panel 2 and power amplifier board 7, generally by row's needle of multi-section type between control panel 2 and power amplifier board 7
5 realize electrical connection.
Claims (7)
1. a kind of charger core body, including several control devices and power device, which is characterized in that further include separating setting
Control panel and power amplifier board, control device are located on control panel, and power device is located on power amplifier board, and a part of power device is located at work(
In interval between rate plate and control panel, the metal-oxide-semiconductor in power device is located at the back side of power amplifier board, the back of the body of the metal pedestal from power amplifier board
Side is connected with power amplifier board, and metal pedestal is for realizing the heat dissipation to metal-oxide-semiconductor；Control panel, power amplifier board and metal pedestal are linked together,
It realizes and is electrically connected between control panel and power amplifier board.
2. charger core body according to claim 1, which is characterized in that metal pedestal is tabular, the one of metal pedestal
Surface is equipped with connecting port, and power amplifier board is located in connecting port.
3. charger core body according to claim 2, which is characterized in that the outside in power amplifier board in connecting port is equipped with
Adhesive layer.
4. charger core body according to claim 2, which is characterized in that be equipped with insulating layer on the bottom surface of connecting port.
5. charger core body according to claim 4, which is characterized in that metal pedestal is aluminum alloy material, in insulating layer
On block-like layers of copper is formed at metal-oxide-semiconductor position, metal-oxide-semiconductor ontology fits with layers of copper.
6. charger core body according to any one of claims 1 to 5, which is characterized in that control panel, power amplifier board and metal pedestal
It is linked together by several cylindrical connecting column separations between three, one end and the metal pedestal of connecting column are connected one
It rises, the fixation to control panel is realized in the other end of connecting column by screw, has between connecting column and control panel, power amplifier board
Insulation system.
7. charger core body according to any one of claims 1 to 5, which is characterized in that lead between control panel and power amplifier board
The row's needle for crossing multi-section type realizes electrical connection.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721225511 | 2017-09-22 | ||
| CN2017212255119 | 2017-09-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207719849U true CN207719849U (en) | 2018-08-10 |
Family
ID=63051190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721881794.2U Active CN207719849U (en) | 2017-09-22 | 2017-12-28 | Charger core body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207719849U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879808A (en) * | 2017-09-22 | 2018-11-23 | 浙江聚源电子有限公司 | Charger core body |
-
2017
- 2017-12-28 CN CN201721881794.2U patent/CN207719849U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879808A (en) * | 2017-09-22 | 2018-11-23 | 浙江聚源电子有限公司 | Charger core body |
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