CN208850101U - A kind of flexible circuit board, circuit board and a kind of video camera applied to video camera - Google Patents
A kind of flexible circuit board, circuit board and a kind of video camera applied to video camera Download PDFInfo
- Publication number
- CN208850101U CN208850101U CN201821022385.1U CN201821022385U CN208850101U CN 208850101 U CN208850101 U CN 208850101U CN 201821022385 U CN201821022385 U CN 201821022385U CN 208850101 U CN208850101 U CN 208850101U
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- circuit board
- flexible
- flexible circuit
- terminal
- plate body
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Abstract
The utility model discloses a kind of flexible circuit boards, a kind of circuit board and a kind of video camera applied to video camera.The flexible circuit board includes wiring board plate body, the wiring board plate body is made with insulating substrate flexible, and golden finger (16) are provided at both ends, the wiring board plate body is divided at least two dividing strips (18) by the cut-off rule (12) longitudinally extended at the middle section (11) of its length.It is provided with cut-off rule (12) at the mid-length part of the wiring board plate body of the flexible circuit board of the utility model, the middle section is divided at least two dividing strips (18), to, the middle section has preferably flexible, rotation can be better adapted to require with twisting, and then it can realize that dynamic rotary connects well, i.e. it is capable to realize good electrical connection between the part relatively rotated at two.
Description
Technical field
The utility model relates to circuit board technology fields, are applied to camera shooting more particularly to a kind of flexible circuit board, one kind
The circuit board of machine and a kind of video camera.
Background technique
Existing common flexible circuit board mostly just can both ends local inclination, and can be only used to stationary curved angle
Interconnection between the different wiring boards of degree can not accomplish that dynamic rotary connects.
To which the part relatively rotated in use for two generally can not be carried out using flexible circuit board
Connection.For example, some high definition camera lenses need to rotate in monitoring trade, thus generally using coaxial cable as high speed signal
Interconnection, leads to higher cost.
Thus, it is desirable to have a kind of technical solution come overcome or at least mitigate in the drawbacks described above of the prior art at least one
It is a.
Utility model content
The purpose of this utility model is to provide a kind of flexible circuit boards to overcome or at least mitigate the above-mentioned of the prior art
At least one of defect.
To achieve the above object, the embodiments of the present invention provide a kind of flexible circuit board, the flexible circuit board packet
Wiring board plate body is included, the wiring board plate body is made with insulating substrate flexible, and golden finger is provided at both ends, the line
Road plate plate body is divided at least two dividing strips by the cut-off rule longitudinally extended in the middle part of its length.
Preferably, each dividing strip is sequentially stacked to tie up afterwards together by the length center in the middle section is strapped in
Together.
Preferably, it is wound and is tied up using adhesive plaster.
Preferably, adhesive plaster is wound at the both ends of the middle section.
Preferably, circular hole is provided at the both ends of every cut-off rule, the diameter of the circular hole is greater than the cut-off rule
Width.
Preferably, the quantity of the cut-off rule is even number, and the middle section of wiring board plate body described in even partition.
Preferably, the wiring board plate body is divided into 5 dividing strips in the middle part of its length.
Preferably, the length of the middle section accounts for the 50% to 80% of the total length of entire wiring board plate body, and described
The length of part of the wiring board plate body on the outside of the both ends of middle section is identical.
Preferably, silk-screen mark is provided between the golden finger of the wiring board plate body and the end of the cut-off rule.
The embodiments of the present invention also provide a kind of circuit board applied to video camera, and the circuit board includes:
Substrate, the substrate include at least two flexible daughter boards, the flexibility daughter board be arranged in parallel and be separated from each other and
It interconnects at both ends；
First terminal is arranged at the interconnecting piece of one end of the flexible daughter board, for the image with the video camera
Sensor connection；
Second terminal is arranged at the interconnecting piece of the other end of the flexible daughter board, for the figure with the video camera
As processing chip connection；
The first terminal and Second terminal respectively include at least ten pin, are arranged between adjacent 2 pins equidistant.
Preferably, the width of the substrate is by between first terminal or the pin number and adjacent leads of Second terminal
Away from and substrate edges spacing determine.
Preferably, the first terminal and Second terminal have 40 pins, the spacing being arranged between adjacent 2 pins respectively
For 0.2mm~0.9mm.
Preferably, the edge spacing of the substrate is 0.1mm~0.4mm.
Preferably, the substrate is provided at least one at from the first terminal and the Second terminal pre-determined distance
Circular hole, the circular hole runs through the substrate, and adjacent flexible daughter board starts to be separated from each other at the circular hole.
Preferably, the diameter of the circular hole is 0.2mm~2mm.
Preferably, the substrate is provided at least 2 marking lines being laterally extended, and is provided with spacing between 2 marking lines,
It is used to indicate the winding position of adhesive tape.
Preferably, the substrate is provided with 6 marking lines being laterally extended, wherein between intermediate two marking lines
Away from the spacing being greater than between other two pairs of mark lines.
Preferably, the first terminal and the longitudinal size of Second terminal are 2mm~6mm.
Preferably, the substrate includes 5 flexible daughter boards.
The utility model also provides a kind of video camera, the video camera include imaging sensor, image processing circuit plate and
Flexible circuit board, wherein described image sensor is movably connected with to the shell of the video camera, described image processing circuit plate
It is fixedly attached to the shell of the video camera, the flexible circuit board is flexible circuit board as described above or electricity as described above
The first terminal and Second terminal of road plate, the both ends of the flexible circuit board or the circuit board are plugged on described image sensing
In the FPC connector being arranged on device and image processing circuit plate in (also referred to as flexible circuit board connector).
Preferably, the golden finger length of the flexible circuit board is greater than the depth of the FPC connector.
Cut-off rule is provided at the mid-length part of the wiring board plate body of the flexible circuit board of the utility model will be described
Middle section is divided at least two dividing strips, thus, the middle section has preferably flexibility, can better adapt to turn
It is dynamic to be required with twisting, and then can realize that dynamic rotary connects well, that is to say, that the part that can be relatively rotated at two
Between realize good electrical connection.
Detailed description of the invention
Fig. 1 is the schematic diagram according to the flexible circuit board of an embodiment of the present invention before tying up.
Appended drawing reference:
| 11 | Middle section | 15 | End bundling position |
| 12 | Cut-off rule | 16 | Golden finger |
| 13 | Circular hole | 17 | Silk-screen position |
| 14 | Middle part bundling position | 18 | Dividing strip |
Specific embodiment
In the accompanying drawings, same or similar element is indicated using same or similar label or there is same or like function
Element.The embodiments of the present invention are described in detail with reference to the accompanying drawing.
Flexible circuit board is also referred to as FPC, and corresponding English is Flexible Printed Circuit.
Flexible circuit board can be made of insulating substrate flexible (mainly polyimides or polyester film), therefore be had
The advantages of many rigid printed circuit boards do not have.Such as it can be with free bend, winding, folding, but previous flexible circuit
Plate cannot achieve torsion.It can be substantially reduced the volume of electronic product using FPC, be applicable in electronic product to high density, miniaturization, height
The needs of reliable direction development, and have the advantages that cost is relatively low.Therefore, FPC is in space flight, military affairs, mobile communication, hand-held electric
It is widely used on the fields such as brain, computer peripheral equipment, PDA, digital camera or product.That is, the utility model
Flexible circuit board can be used in space flight, military affairs, mobile communication, laptop computer, computer peripheral equipment, PDA, digital camera, automobile
Equal fields, are especially adapted for use in field of cameras.
FPC also has many advantages, such as good thermal diffusivity and solderability and to be easy to load, overall cost lower.This is practical new
The flexible circuit board of type can be single side, two-sided or multi-layer board.Used substrate is based on polyimide copper clad lamination.Such material
Expect heat resistance height, good stability of the dimension, compacting can be passed through with the cover film for having mechanical protection and good electrical insulation performance concurrently
Into final products.Two-sided, multilayer printed wiring board surface layer and inner conductor realize the electricity of ectonexine circuit by metallization
Gas connection.
The flexible circuit board of the utility model is mainly used for being electrically connected the circuit part of two relative motions, especially,
The occasion of multiple connection lines (such as 10 or more) is needed more to be applicable between the circuit part of two relative motions.This is practical
Novel flexible circuit board is generally used only for signal transmission, and other than the golden finger at both ends, no longer setting is other electric thereon
Device element.However, if necessary other electric elements, such as table can also be arranged on the flexible circuit board of the utility model
Face mount components.
Fig. 1 is the schematic diagram according to the flexible circuit board of an embodiment of the present invention before tying up.Flexibility shown in FIG. 1
Circuit board includes wiring board plate body.In general, wiring board plate body can be flat shape, for example, strip square
Shape.As previously mentioned, the wiring board plate body is made with insulating substrate flexible (for example, polyimides or polyester film), thus
It can be bent, or even curling.
Golden finger 16 is provided at the both ends of assist side plate body, for being connect with other electrical components, such as with its
His circuit board connection.It is usually in the FPC connector being plugged on the pcb board of hardness.In the illustrated embodiment, each
End is provided with 40 pins.
The plate of wiring board plate body is wide to be designed in the following manner.By each pin 0.5mm line space design, totally 40 pins, therefore
All width are 0.5mm x 40=20mm；For pin to each reserved 0.25mm spacing of edges of boards, overall width is designed as 20.5mm.It can be with
Understand, quantity, the spacing of pin can according to need using other numerical value, and all in the protection scope of the utility model
Within.Preferably, for the quantity of the pin at the every end of wiring board plate body at 10 or more, this can preferably embody flexible circuit board company
The advantages of connecing.
In order to enable wiring board plate body can preferably rotate (bending), especially for allowing the wiring board plate body can be into
Row torsion (wiring board both ends torsion after be no longer parallel to each other), the wiring board plate body at the middle section of its length 11 by
The cut-off rule 12 longitudinally extended is divided at least two dividing strips 18.Due to being divided into the smaller dividing strip of multiple width, thus
The torsional strength decline of entire wiring board plate body, and the stress that identical torsional capacity generates on entire wiring board plate body will significantly
Reduce.In this way, making wiring board plate body in addition to (in bending, the both ends of wiring board plate body are parallel) can be bent, moreover it is possible to
Enough carry out a certain amount of torsion or distortion.
That is, being provided with segmentation at the mid-length part of the wiring board plate body of the flexible circuit board of the utility model
The middle section is divided at least two dividing strips 18 by line 12, thus, the middle section has preferably flexibility, can
It better adapts to rotation to require with twisting, and then can realize that dynamic rotary connects well.
The width of cut-off rule can according to need setting, for example, being arranged in the range of 0mm-0.5mm.It is understood that
It is that cut-off rule should not cut off the conducting wire in FPC.Advantageously, the wire line in FPC is arranged in parallel, it is parallel to FPC
Length direction setting.
In order to further be convenient for torsion, and the integral strength of wiring board plate body is improved, the length in the middle section 11
Each dividing strip 18 is sequentially stacked to tie up afterwards together and is bound together by center.It is sequentially stacked and refers to according in width direction
Sequence stacks gradually.It can carry out tying up constraint in any manner, such as can carry out tying up constraint using plastics locking belt.
Preferably, it is wound and ties up using adhesive plaster (adhesive plaster preferably to insulate).It is tied up for example, being wound using acetic acid adhesive plaster.Tool
Body can be found in middle part bundling position 14 shown in Fig. 1.After tying up, it should make in twist process, each dividing strip is being tied up
It place will not obvious relative motion or dislocation.
Referring to end bundling position 15 at shown in Fig. 1 two, with acetic acid adhesive plaster at the both ends of the middle section 11
It is wound.To, torsional deflection occurs mainly in middle part, particularly occur at two end bundling position 15 it
Between.
That is, illustrated embodiment provides the winding position of adhesive plaster at 3；Both ends wind a circle acetic acid glue along circular hole
Cloth, protection cut-point will not be torn because of rotation.It is finally wound on the basis of centre is by intermediate dividing strip, by dividing strip beam
It is tied together, reaches rotatable purpose.
In order to avoid in torsion, cut-off rule further extends and tears or destroy entire flexible circuit board, divide at every
Circular hole 13 is provided at the both ends of line, the diameter of the circular hole 13 is greater than the width of the cut-off rule 12.For convenience of FPC plus
Work, Circularhole diameter are preferably 1mm, and circular hole designs avoidable FPC line and causes to tear because of intermediate binding.
The quantity of cut-off rule can according to need setting.It can be even number, or odd number.Preferably, the segmentation
The quantity of line 12 is even number, and the middle section 11 of wiring board plate body described in even partition.To in stacked winding, more
Facilitate operation.
Specifically, in the illustrated embodiment, the wiring board plate body is divided into 5 segmentations in the middle part of its length
Item 18.To, it can realize preferable twisting property, and will not be dividedly meticulous by flexible circuit board and make winding excessively
It is difficult.
Advantageously, the length of middle section 11 accounts for the 50% to 80% of the total length of entire wiring board plate body, and described
The length of part of the wiring board plate body on the outside of 11 both ends of middle section is identical.To so that entire wiring board plate body is at both ends
Place has preferable torsional strength, convenient for connecting with FPC connector.
Referring to Fig. 1, silk-screen is provided between the golden finger 16 of the wiring board plate body and the end of the cut-off rule 12
Silk-screen mark can be arranged in position 17 at silk-screen position 17.Be conducive to avoid silk-screen mark due to dividing strip it is stacked with
And winding adhesive tape and be blocked.The silk-screen position 17 will not be blocked because of binding or winding adhesive tape, facilitate installation people
Member correctly accesses corresponding end, in order to avoid cause unnecessary loss.The silk-screen position can for example print " DSP ",
" SENSOR " printed words.
If regarding " dividing strip " above as flexible daughter board, the embodiments of the present invention of the utility model are also
A kind of circuit board applied to video camera is provided.It should be pointed out that unless conflicting with each other, for retouching for foregoing soft circuit board
It states, can also be suitable for the circuit board for being applied to video camera；Similarly, unless conflicting with each other, below with the application
In the description of the circuit board of video camera, it can also be suitable for foregoing soft circuit board.
The circuit board applied to video camera includes:
Substrate, the substrate include at least two flexible daughter boards, the flexibility daughter board be arranged in parallel and be separated from each other and
It interconnects at both ends；
First terminal is arranged at the interconnecting piece of one end of the flexible daughter board, for the image with the video camera
Sensor connection；
Second terminal is arranged at the interconnecting piece of the other end of the flexible daughter board, for the figure with the video camera
As processing chip connection；
The first terminal and Second terminal respectively include at least ten pin, are arranged between adjacent 2 pins equidistant.
Flexible daughter board can carry out substrate to be formed by the way of local segmentation using above, can also be initially formed flexibility
Then daughter board is connected with each other multiple flexible daughter boards at both ends and forms entire substrate.This is all in the utility model
Within protection scope.Specific division process and Joining Technology can be realized using any conventional prior art processes.Example
Such as, it is split using cutting method；It is attached by the way of overlap joint+gluing or welding.
Preferably, the substrate includes 5 flexible daughter boards.Flexible daughter board bands together after being sequentially stacked, to more have
Conducive to torsion.The designer of this patent has found: 5 flexible daughter boards, so that the processing of entire substrate is not too complicated, and stacked
It ties up operation and relatively simple, while can have preferable twisting property.
The width of substrate is not limited to certain size.Specifically, the width of the substrate is by first terminal or Second terminal
Pin number and adjacent leads between spacing and substrate edges spacing determine.
In one embodiment, the first terminal and Second terminal have 40 pins respectively, set between adjacent 2 pins
The spacing set is 0.2mm~0.9mm.
The edge spacing of the substrate can according to need setting, preferably select within the scope of 0.1mm~0.4mm.
For the ease of reversing and preventing torsion tearing connecting portion, it is preferable that the substrate from the first terminal and
At least one circular hole is provided at the Second terminal pre-determined distance, the circular hole runs through the substrate, and adjacent flexibility
Plate starts to be separated from each other at the circular hole.
The size of circular hole is not limited to certain size, it is preferable that the diameter of the circular hole is 0.2mm~2mm.
Advantageously, the substrate is provided at least 2 marking lines being laterally extended, between being provided between 2 marking lines
Away from being used to indicate the winding position of adhesive tape.
In the illustrated embodiment, the substrate is provided with 6 marking lines being laterally extended, wherein intermediate two marking lines
Between spacing be greater than other two pairs of mark lines between spacing.
Preferably, the first terminal and the longitudinal size of Second terminal are 2mm~6mm.
In an embodiment (not shown) of the utility model, a kind of video camera is provided.The video camera includes: image
Sensor, image processing circuit plate and flexible circuit board.Described image sensor is movably connected with to the shell of the video camera.
Described image processing circuit plate is fixedly attached to the shell of the video camera.The flexible circuit board is flexible electrical as described above
Road plate, the both ends (golden finger) of the flexible circuit board are plugged on to be arranged on described image sensor and image processing circuit plate
In FPC connector.To which described image sensor, image processing circuit plate are connected by flexible circuit board, without such as
Compared with being connected like that using coaxial cable in technology.It solves Most current as a result, to need to rotate the video camera adjusted
Signal is using high speed c-axial cable as expensive problem caused by interconnection.
In addition, imaging sensor (integrally moving with camera lens) can be relative to the shell of video camera in such video camera
Rotation (such as adjustment monitoring area) and linear motion (such as focusing), without making its signal between other circuit boards
Disconnecting.
Advantageously, golden finger length is greater than the depth of the FPC connector for the ease of the test of signal.For example, this
Golden finger length is 3.9mm in embodiment, is the FPC connector (also referred to as FPC) of 3.0mm for depth, Shang You 0.9mm's
Reserved space, to carry out the test of signal.
Finally it is noted that above embodiments are only to illustrate the technical solution of the utility model, rather than it is limited
System.Those skilled in the art should understand that: it is possible to modify the technical solutions described in the foregoing embodiments, or
Person's equivalent replacement of some of the technical features；These are modified or replaceed, and do not make the essence of corresponding technical solution de-
Spirit and scope from various embodiments of the utility model technical solution.
Claims (21)
1. a kind of flexible circuit board, which is characterized in that including wiring board plate body, the wiring board plate body is with insulating substrate flexible
It is made, and is provided with golden finger (16) at both ends, the wiring board plate body is at the middle section (11) of its length by longitudinal direction
The cut-off rule (12) of extension is divided at least two dividing strips (18).
2. flexible circuit board as described in claim 1, which is characterized in that the length center in the middle section (11) will
Each dividing strip (18), which is sequentially stacked to tie up afterwards together, to be bound together.
3. flexible circuit board as claimed in claim 2, which is characterized in that be wound and tied up using adhesive plaster.
4. flexible circuit board as described in claim 1, which is characterized in that be wound at the both ends of the middle section (11)
Adhesive plaster.
5. flexible circuit board as described in claim 1, which is characterized in that be provided with circular hole at the both ends of every cut-off rule
(13), the diameter of the circular hole (13) is greater than the width of the cut-off rule (12).
6. flexible circuit board according to any one of claims 1 to 5, which is characterized in that the quantity of the cut-off rule (12) is
Even number, and the middle section (11) of wiring board plate body described in even partition.
7. flexible circuit board according to any one of claims 1 to 5, which is characterized in that the wiring board plate body is in its length
Middle part be divided into 5 dividing strips (18).
8. flexible circuit board according to any one of claims 1 to 5, which is characterized in that the length of the middle section (11)
The 50% to 80% of the total length of entire wiring board plate body is accounted for, and the wiring board plate body is on the outside of middle section (11) both ends
Partial length is identical.
9. flexible circuit board according to any one of claims 1 to 5, which is characterized in that in the golden hand of the wiring board plate body
Refer to and is provided with silk-screen mark between (16) and the end of the cut-off rule (12).
10. a kind of circuit board applied to video camera, which is characterized in that the circuit board includes:
Substrate, the substrate include at least two flexible daughter boards, and the flexibility daughter board is arranged in parallel and is separated from each other and at both ends
Place interconnects；
First terminal is arranged at the interconnecting piece of one end of the flexible daughter board, for the image sensing with the video camera
Device connection；
Second terminal is arranged at the interconnecting piece of the other end of the flexible daughter board, for at the image of the video camera
Manage chip connection；
The first terminal and Second terminal respectively include at least ten pin, are arranged between adjacent 2 pins equidistant.
11. circuit board according to claim 10, which is characterized in that the width of the substrate is by first terminal or second end
Spacing and substrate edges spacing between the pin number and adjacent leads of son determine.
12. circuit board according to claim 11, which is characterized in that the first terminal and Second terminal have 40 respectively
Pin, the spacing being arranged between adjacent 2 pins are 0.2mm~0.9mm.
13. circuit board according to claim 12, which is characterized in that the edge spacing of the substrate be 0.1mm~
0.4mm。
14. circuit board according to claim 10, which is characterized in that the substrate is from the first terminal and described
At least one circular hole is provided at two-terminal pre-determined distance, the circular hole runs through the substrate, and adjacent flexible daughter board is in institute
It states and starts to be separated from each other at circular hole.
15. circuit board according to claim 14, which is characterized in that the diameter of the circular hole is 0.2mm~2mm.
16. circuit board according to claim 10, which is characterized in that the substrate is provided at least 2 be laterally extended
Marking line is provided with spacing between 2 marking lines, is used to indicate the winding position of adhesive tape.
17. circuit board according to claim 10, which is characterized in that the substrate is provided with 6 marks being laterally extended
Line, wherein the spacing between intermediate two marking lines is greater than the spacing between other two pairs of mark lines.
18. circuit board described in any one of 0-17 according to claim 1, which is characterized in that the first terminal and second end
The longitudinal size of son is 2mm~6mm.
19. circuit board described in any one of 0-17 according to claim 1, which is characterized in that the substrate includes 5 flexible sons
Plate.
20. a kind of video camera, which is characterized in that including imaging sensor, image processing circuit plate and flexible circuit board, wherein
Described image sensor is movably connected with to the shell of the video camera, and described image processing circuit plate is fixedly attached to described take the photograph
The shell of camera, the flexible circuit board are flexible circuit board as claimed in any one of claims 1-9 wherein or such as claim
The first terminal and second of circuit board described in any one of 10-19, the both ends of the flexible circuit board or the circuit board
Terminal is plugged in the FPC connector being arranged on described image sensor and image processing circuit plate.
21. video camera as claimed in claim 20, which is characterized in that the golden finger length of the flexible circuit board is greater than described
The depth of FPC connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821022385.1U CN208850101U (en) | 2018-06-29 | 2018-06-29 | A kind of flexible circuit board, circuit board and a kind of video camera applied to video camera |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821022385.1U CN208850101U (en) | 2018-06-29 | 2018-06-29 | A kind of flexible circuit board, circuit board and a kind of video camera applied to video camera |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208850101U true CN208850101U (en) | 2019-05-10 |
Family
ID=66352605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821022385.1U Active CN208850101U (en) | 2018-06-29 | 2018-06-29 | A kind of flexible circuit board, circuit board and a kind of video camera applied to video camera |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208850101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021164079A1 (en) * | 2020-02-20 | 2021-08-26 | 瑞声声学科技(深圳)有限公司 | Multilayer circuit board |
-
2018
- 2018-06-29 CN CN201821022385.1U patent/CN208850101U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021164079A1 (en) * | 2020-02-20 | 2021-08-26 | 瑞声声学科技(深圳)有限公司 | Multilayer circuit board |
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