CN208490034U - A kind of soft or hard combination core plate of projector - Google Patents
A kind of soft or hard combination core plate of projector Download PDFInfo
- Publication number
- CN208490034U CN208490034U CN201821045830.6U CN201821045830U CN208490034U CN 208490034 U CN208490034 U CN 208490034U CN 201821045830 U CN201821045830 U CN 201821045830U CN 208490034 U CN208490034 U CN 208490034U
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- connector
- wiring board
- thin wiring
- copper base
- board
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Abstract
The utility model discloses a kind of soft or hard combination core plate of projector, including the first copper base, second copper base, FPC soft board and projection head, first copper base, etching is formed with the first recess and the second recess respectively on second copper base, the first thin wiring board is embedded in first recess, the second thin wiring board is embedded in second recess, there is positive terminal pad on first thin wiring board, negative terminal pad and electronic component, one end of FPC soft board is equipped with the first connector, first connector is connected on the first thin wiring board, the other end of FPC soft board is equipped with the second connector, second connector is connected on the second thin wiring board, the FPC soft board includes the bending region at straight panel region and both ends, it bends region upper berth and is equipped with grid conducting layer, the two sides of FPC soft board are equipped with tear resistant layer, one end of first copper base offers and projection head Compatible recessed portion.The utility model excellent heat dissipation performance, thickness is thin, occupies little space, and has lear energy.
Description
Technical field
The utility model relates to a kind of Rigid Flex more particularly to a kind of soft or hard combination core plates of projector.
Background technique
Rigid Flex is exactly flexible circuit board and rigid wiring board by processes such as pressings, by related process requirement group
It is combined, the wiring board with FPC characteristic and PCB characteristic of formation.It can be used for some products for having particular/special requirement it
In, existing certain flexure region also has certain rigid region, to interiors of products space is saved, reduces finished-product volume, improves
Properties of product are very helpful.
The projector Rigid Flex of prior art production, general production thickness can be larger, and reason is with existing material
Material carries out directly superposition pressing production, and thickness is naturally larger, is difficult to be suitable for the environment that some pairs of thickness have particular/special requirement, such as answer
It uses in some carry-on equipment.
Summary of the invention
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of excellent heat dissipation performance, and thickness is thin, occupy
Space is small, and the soft or hard combination core plate of projector with lear energy.
The technical solution of the utility model is as follows: a kind of soft or hard combination core plate of projector, it is characterised in that: including the first bronze medal
Substrate, the second copper base, FPC soft board and projection head, etching is formed with the first recess on first copper base, and described first is recessed
The first thin wiring board is embedded in position, etching is formed with the second recess on second copper base, and the is embedded in second recess
Two thin wiring boards have positive terminal pad, negative terminal pad and electronic component on the first thin wiring board, the FPC soft board
One end is equipped with the first connector, and first connector is connected on the described first thin wiring board, the week of first connector
While being equipped with the first connector stiffening plate, the other end of the FPC soft board is equipped with the second connector, the second connector connection
On the described second thin wiring board, the periphery of second connector is equipped with two connector stiffening plates, first copper base
It is linked into an integrated entity with the second copper base by the FPC soft board, the FPC soft board includes the bent area at straight panel region and both ends
Domain, the conductive layer electricity that the bending region upper berth is equipped with grid conducting layer and the grid conducting layer and straight panel region surface are laid with
Property connection, the two sides of the FPC soft board are equipped with tear resistant layer, and one end of first copper base offers and the projection head phase
The recessed portion of adaptation, the projection head are set in the recessed portion.
Further, the conductive layer that the straight panel region of the FPC soft board is laid with is copper-foil conducting electricity, the bending region upper berth
If grid conducting layer be grid copper foil.
Further, the FPC soft board is provided with rounding corner structure in its two lateral edges bending part.
Further, the described first thin wiring board and the second thin wiring board are to the first copper base and the second copper-based plate surface
It is pressed after brownification processing.
Further, the positive terminal pad, negative terminal pad, electronic component, the first connector and the second connector pass through table
Face paste dress SMT technique is fixed on the described first thin wiring board and the second thin wiring board.
Further, the positive terminal pad, negative terminal pad, electricity are corresponded on the described first thin wiring board and the second thin wiring board
Subcomponent, the first connector, the second connector exposed region be coated with tin paste layer.
Compared with the existing technology, the utility model has the beneficial effects that: by the first copper base and the second copper base
Upper etching is formed with recess, and it is recessed that positive terminal pad, negative terminal pad, electronic component, the first connector and the second connector are set to this
On the wiring board of position, and one end of the first copper base offers recessed portion compatible with projection head, and projection head is set to recess
Portion, this structure design the thickness for greatly reducing core plate；And it is with excellent heat conductivity, the component above wiring board can be with
The copper base for swiftly passing through wiring board and periphery conducts, therefore ensure that good thermal diffusivity；In addition, in FPC soft board
On bending region be provided with grid conducting layer, on the one hand grid conducting layer can enhance the softness in bending region, avoid FPC
Soft board is broken off, and on the other hand also FPC soft board can be prevented to be torn, is additionally provided with tear resistant layer in the two sides of FPC soft board, further
Ground enhances the anti-tear ability of FPC soft board, greatly enhances the reliability of entire FPC soft board.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
Referring to Fig. 1, the soft or hard combination core plate of a kind of projector provided by the utility model, including the first copper base 1, second
Copper base 2, FPC soft board 3 and projection head 4, etching is formed with the first recess on the first copper base 1, is embedded in first in the first recess
Thin wiring board 11, etching is formed with the second recess on the second copper base 2, is embedded in the second thin wiring board 21 in the second recess, and first
There is positive terminal pad 5, negative terminal pad 6 and electronic component 7, one end of FPC soft board 3 is equipped with the first connector on thin wiring board 11
31, the first connector 31 is connected on the first thin wiring board 11, and the periphery of the first connector 31 is equipped with the first connector reinforcement
The other end of plate 32, FPC soft board 3 is equipped with the second connector 33, and the second connector 33 is connected on the second thin wiring board 21, and second
The periphery of connector 33 is equipped with two connector stiffening plates 34, the first copper base 1 and the second copper base 2 and is connected by FPC soft board 3
Integrally, FPC soft board 3 includes the bending region 36 in straight panel region 35 and both ends, bends and is equipped with grid conducting layer on region 36
37 and the conductive layer electrical communication that is laid with of grid conducting layer 37 and 35 surface of straight panel region, the two sides of FPC soft board 3 are equipped with tear-proof
Layer 8, one end of the first copper base 1 offers recessed portion compatible with projection head 4, and projection head 4 is set in recessed portion.
Wherein, the conductive layer that the straight panel region 35 of the FPC soft board 3 is laid with is copper-foil conducting electricity, on the bending region 36
The grid conducting layer 37 of laying is grid copper foil.On the one hand grid conducting layer 37 can enhance the softness in bending region 36, keep away
Exempt from FPC soft board 3 to be broken off, on the other hand also FPC soft board 3 can be prevented to be torn, and is additionally provided in the two sides of FPC soft board 3 anti-tear
Parting 8 further enhances the anti-tear ability of FPC soft board 3, greatly enhances the reliability of entire FPC soft board 3.
Preferably, the FPC soft board 3 is provided with rounding corner structure in its two lateral edges bending part.
It is (copper-based in the first copper base 1 and second to the first copper base 1,2 etching and processing of the second copper base respectively when production
The part that plate 2 is bonded with thin wiring board etches the depth with thin wiring board consistency of thickness and forms recess), then respectively first
It presses, makes simultaneously with the first thin wiring board 11 and the second thin wiring board 21 after copper base 1 and the processing of 2 surface brownification of the second copper base
The periphery and bottom surface for obtaining thin wiring board are contacted with copper base, so that the element on thin wiring board can be quickly through thin wiring board
It is conducted with the copper base on periphery, therefore ensure that good thermal diffusivity.
Specifically, the positive terminal pad 5, negative terminal pad 6, electronic component 7, the first connector 31 and the second connector 33 are logical
It crosses surface mount SMT technique to be fixed on the first thin wiring board 11 and the second thin wiring board 21, the first thin wiring board 11 and second
Corresponded on thin wiring board 21 positive terminal pad 5, negative terminal pad 6, electronic component 7, the first connector 31, the second connector 33 it is exposed
Region is coated with tin paste layer.When production, by positive terminal pad 5, negative terminal pad 6, electronic component 7, the first connector 31 and second
Connector 33 is mounted on corresponding position respectively, after Reflow Soldering is welded finished product.The projection head 4, which is set in recessed portion, welds
Connect fixation.
It is formed with recess by etching on the first copper base 1 and the second copper base 2, positive terminal pad 5, negative terminal pad 6, electricity
Subcomponent 7, the first connector 31 and the second connector 33 are on the wiring board of the recess, and one end of the first copper base 1
Recessed portion compatible with projection head 4 is offered, projection head 4 is set to recessed portion, and the design of this structure greatly reduces core plate
Thickness.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (6)
1. a kind of soft or hard combination core plate of projector, it is characterised in that: including the first copper base, the second copper base, FPC soft board and throwing
Shadow head, etching is formed with the first recess on first copper base, is embedded in the first thin wiring board in first recess, and described the
Etching is formed with the second recess on two copper bases, is embedded in the second thin wiring board, the first thin wiring board in second recess
Upper have positive terminal pad, negative terminal pad and an electronic component, and one end of the FPC soft board is equipped with the first connector, and described first
Connector is connected on the described first thin wiring board, and the periphery of first connector is equipped with the first connector stiffening plate, institute
The other end for stating FPC soft board is equipped with the second connector, and second connector is connected on the described second thin wiring board, and described the
The periphery of two connectors is equipped with two connector stiffening plates, and first copper base and the second copper base pass through the FPC soft board
It links into an integrated entity, the FPC soft board includes the bending region at straight panel region and both ends, and the bending region upper berth is led equipped with grid
The conductive layer electrical communication that electric layer and the grid conducting layer and straight panel region surface are laid with, the two sides of the FPC soft board are equipped with
Tear resistant layer, one end of first copper base offer recessed portion compatible with the projection head, the projection head setting
In in the recessed portion.
2. the soft or hard combination core plate of a kind of projector according to claim 1, it is characterised in that: the straight panel of the FPC soft board
The conductive layer that region is laid with is copper-foil conducting electricity, and the grid conducting layer that the bending region upper berth is set is grid copper foil.
3. the soft or hard combination core plate of a kind of projector according to claim 2, it is characterised in that: the FPC soft board its two
Lateral edge bending part is provided with rounding corner structure.
4. the soft or hard combination core plate of a kind of projector according to claim 1, it is characterised in that: the first thin wiring board and
Second thin wiring board presses after to the first copper base and the second copper-based plate surface brownification processing.
5. the soft or hard combination core plate of a kind of projector according to claim 1, it is characterised in that: the positive terminal pad, cathode
Pad, electronic component, the first connector and the second connector are fixed on the described first thin wiring board by surface mount SMT technique
On the second thin wiring board.
6. the soft or hard combination core plate of a kind of projector according to claim 5, it is characterised in that: the first thin wiring board and
Corresponded on second thin wiring board the positive terminal pad, negative terminal pad, electronic component, the first connector, the second connector it is exposed
Region is coated with tin paste layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821045830.6U CN208490034U (en) | 2018-07-03 | 2018-07-03 | A kind of soft or hard combination core plate of projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821045830.6U CN208490034U (en) | 2018-07-03 | 2018-07-03 | A kind of soft or hard combination core plate of projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208490034U true CN208490034U (en) | 2019-02-12 |
Family
ID=65249432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821045830.6U Active CN208490034U (en) | 2018-07-03 | 2018-07-03 | A kind of soft or hard combination core plate of projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208490034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113438807A (en) * | 2021-06-30 | 2021-09-24 | 东莞市小精灵教育软件有限公司 | Connecting structure of soft board and hard board and manufacturing method thereof |
-
2018
- 2018-07-03 CN CN201821045830.6U patent/CN208490034U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113438807A (en) * | 2021-06-30 | 2021-09-24 | 东莞市小精灵教育软件有限公司 | Connecting structure of soft board and hard board and manufacturing method thereof |
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