CN209824114U - Bendable and foldable circuit board - Google Patents
Bendable and foldable circuit board Download PDFInfo
- Publication number
- CN209824114U CN209824114U CN201821884207.XU CN201821884207U CN209824114U CN 209824114 U CN209824114 U CN 209824114U CN 201821884207 U CN201821884207 U CN 201821884207U CN 209824114 U CN209824114 U CN 209824114U
- Authority
- CN
- China
- Prior art keywords
- pad
- circuit board
- board
- fixedly connected
- soft board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Structure Of Printed Boards (AREA)
Abstract
The utility model discloses a flexible folding circuit board belongs to the circuit board field, and its technical scheme main points are, including pad, components and parts and wire, the pad includes the soft board, and soft board fixed connection has components and parts at the surface of pad, and the skin weld of pad has components and parts, and the outer fixed surface of components and parts is connected with the wire, and the outer fixed surface of soft board is connected with the hardboard, the inside fixedly connected with signal layer of pad, the inside fixedly connected with silk screen printing layer of pad. With soft board fixed connection between two hardboards, can be crooked and folding with the pad, and can not destroy the signal of circuit board, thereby reduced the space that the circuit board occupy, the crooked folding purpose has been satisfied, the protective coating can effectual reduction impedance, the signal of protection soft board and hardboard junction improves signal transmission's stability, make flexible circuit board can normal use, and the cross-sectional area of protective coating is very little, can reduce the usage space of circuit board.
Description
Technical Field
The utility model relates to a circuit board field, in particular to flexible folding circuit board.
Background
The circuit board that the flexible is folding is a fixed circuit's that can bend circuit, including pad and components and parts, through being provided with the pad, can fix components and parts and relevant electric wire, then with components and parts fixed connection at the surface of circuit board to make circuit miniaturation, directly perceived, but in the use, the circuit board generally can't be folded, and the occupation space that leads to the circuit board is big, and reduces the transmission signal of circuit board when the folding circuit board of bending easily.
Chinese patent with publication number CN204168592U discloses a circuit board, which can effectively save space, this scheme has set up first sub base plate and second sub base plate, the concrete mode of hinge between first sub base plate and second sub base plate and the main base plate uses corner hinge connection, the rotation angle of corner hinge is bigger than other hinge parts, so first sub base plate and second sub base plate can be rotatory to two direction large-scale, thereby do not receive the restraint of circuit positive and negative, but in the in-service use, circuit board occupation space is big, can't satisfy the technical demand of less product, and the circuit board does not have the device of protection signal when folding, often lead to signal transmission not good.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a flexible folding circuit board makes the circuit board can be crooked folding through being provided with the soft board to it can the protection circuit board not broken to be equipped with the recess, then through the signal transmission of protective coating protection circuit board.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a flexible folding circuit board, includes the pad, the pad includes the soft board, soft board fixed connection is at the surface of pad, the outer skin weld of pad has components and parts, the outer fixed surface of components and parts is connected with the wire, the outer fixed surface of soft board is connected with the hardboard, the inside fixedly connected with signal layer of pad, the inside fixedly connected with silk screen printing layer of pad, the lower fixed surface on silk screen printing layer is connected with the inside layer, the lower fixed surface on inside layer is connected with drilling position layer.
Through the technical scheme, the pad includes soft board and hard board, be equipped with two hard boards, with soft board fixed connection between two hard boards, can be crooked and folding with the pad, and can not destroy the signal of circuit board, thereby the space that the circuit board occupy has been reduced, crooked folding purpose has been satisfied, then, surface fixed connection at the pad has components and parts and wire, each components and parts pin can be connected to the wire, with the inside of signal layer fixed connection at the pad, can be used for placing components and parts or wiring, through being provided with the silk screen printing layer, can be on the circuit board the relevant information of printed components and parts, it is convenient to provide, with the lower surface on inside layer fixed connection at the silk screen printing layer, a wiring basis for being as the signal, be provided with the drilling position layer, can be used for the position of the drilling on the printed circuit board, thereby the accurate nature of drilling has.
Furthermore, the outer fixed surface of pad is connected with the mounting hole, and the mounting hole is equipped with eight to the mounting hole is established respectively in each corner of pad.
Through above-mentioned technical scheme, be provided with the mounting hole, with mounting hole fixed connection at the surface of pad, the fixed circuit board of can being convenient for prevents the unstable transmission that influences the signal of circuit board vibrations, simultaneously, establishes respectively at each corner of pad with eight mounting holes and strengthens stable effect.
Furthermore, the outer surface of the welding pad is fixedly connected with a groove, the groove is arranged between the soft board and the hard board and is provided with two grooves, and the two grooves are symmetrical relative to the soft board.
Through above-mentioned technical scheme, be provided with the recess, with recess fixed connection between soft board and hardboard, the folding circuit board of can being convenient for bend provides the effect of buffering, prevents the circuit board rupture to be equipped with two recesses and guaranteed the security.
Further, the inside of pad is equipped with the mounting groove, and the inside fixedly connected with installation piece one and installation piece two of mounting groove, and installation piece one and installation piece two are connected with the pad, and the mounting groove is the cuboid structure.
Through above-mentioned technical scheme, through being provided with the mounting groove, the mounting groove inserts installation piece one including installation piece one and installation piece two with installation piece two, can connect soft board and hardboard, makes soft board and hardboard connect inseparabler, avoids hard board and soft board to drop and blocks the signal.
Furthermore, an electrical boundary line is fixedly connected to the outer surface of the bonding pad, the component is located inside the electrical boundary line, and the electrical boundary line is designed to be a rectangular ring.
Through above-mentioned technical scheme, be provided with electric boundary line, with the outer surface of electric boundary line welding at the pad, can be used for confirming the circuit board size, as a boundary restriction, prevent that components and parts on the circuit board from surpassing this boundary, and the design of electric boundary line accords with the structural design of pad for the rectangle circle.
Furthermore, the outer surface of the bonding pad is tightly attached with a protective coating which is arranged on the lower surface of the component.
Through above-mentioned technical scheme, can effectual reduction impedance through being provided with protective coating, the signal of protection soft board and hardboard junction improves signal transmission's stability, makes flexible circuit board can normal use, and protective coating's cross-sectional area is very little, can reduce the usage space of circuit board.
Furthermore, the inside fixedly connected with brass piece of pad, brass piece establish in the inside of mounting groove, and brass piece is miniature strip.
Through above-mentioned technical scheme, be provided with the brass piece, with brass piece fixed connection in the inside of mounting groove for attract installation piece two, and prevent that installation piece two from dropping, thereby strengthened the connection effect of mounting groove, and the brass piece is miniature strip.
Furthermore, the outer surface of the bonding pad is welded with via holes, the via holes are formed in the lower surface of each component, and the types of the via holes are various.
Through above-mentioned technical scheme, be provided with the via hole, with via hole fixed connection at the surface of pad, can be used for fixing being connected of components and parts and pad between each layer, be equipped with polytype via hole simultaneously, can satisfy the components and parts of different models.
To sum up, the utility model discloses following beneficial effect has:
1. the soft board is fixedly connected between the two hard boards, the bonding pad can be bent and folded, and signals of the circuit board cannot be damaged, so that the space occupied by the circuit board is reduced, and the bending and folding purposes are met;
2. the protective coating can effectively reduce impedance, protect signals at the joint of the soft board and the hard board, improve the stability of signal transmission, enable the flexible circuit board to be normally used, and reduce the use space of the circuit board due to the small cross section area of the protective coating;
3. the groove is fixedly connected between the soft board and the hard board, so that the folding circuit board can be conveniently bent, a buffering effect is provided, the circuit board is prevented from being broken, and the safety is ensured by arranging two grooves;
4. the mounting groove can be connected with the soft board and the hard board, so that the soft board and the hard board are connected more tightly, and the hard board and the soft board are prevented from falling off to block signals;
5. and the brass sheet is fixedly connected in the mounting groove and used for attracting the mounting block II and preventing the mounting block II from falling, so that the connecting effect of the mounting groove is enhanced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a top view of the present invention;
fig. 3 is a cross-sectional view of the present invention;
fig. 4 is the mounting groove structure of the present invention.
In the figure, 1, pad; 101. a via hole; 102. mounting holes; 103. a groove; 104. a soft board; 105. mounting grooves; 106. hard plates; 2. a component; 201. an electrical boundary line; 3. a wire; 301. a protective coating; 302. a signal layer; 303. screen printing layer; 304. an inner layer; 305. drilling an azimuth layer; 306. brass sheet; 307. a first mounting block; 308. and a second mounting block.
Detailed Description
A bendable folding circuit board is disclosed, as shown in figure 1, the bendable folding circuit board is characterized in that via holes 101 are fixedly connected to the outer surface of a bonding pad 1 and can be used for fixing connection of components 2 and bonding pads between layers, multiple types of via holes 101 can meet requirements of components 2 of different models, mounting holes 102 are welded to the outer surface of the bonding pad 1 and can be used for conveniently fixing the circuit board and preventing the circuit board from being unstable in vibration and influencing signal transmission, meanwhile, eight mounting holes 102 are respectively arranged at each corner of the bonding pad 1 to enhance stabilizing effect, grooves 103 are arranged and fixedly connected between a soft board 104 and a hard board 106, the bendable folding circuit board can be conveniently bent, a buffering effect is provided and the circuit board is prevented from being broken, two grooves 103 are arranged to ensure safety, then, a soft board 104 is fixedly connected to the outer surface of the bonding pad 1, and the hard boards 106 are arranged on the left side and the right side of the, the bonding pad 1 can be bent and folded, and signals of the circuit board cannot be damaged, so that the space occupied by the circuit board is reduced, and the bending and folding purposes are met.
In the embodiment, as shown in fig. 2, the component 2 is fixedly connected to the outer surface of the pad 1, and the electrical boundary line 201 is fixedly connected to the outer surface of the pad 1, so that the size of the circuit board can be determined, the component 2 on the circuit board is prevented from exceeding the boundary as a boundary constraint, the electrical boundary line 201 is designed to be a rectangular ring conforming to the structural design of the pad 1, and then the lead 3 is fixedly connected to the outer surface of the pad 1, so that the pins of the component 2 can be connected.
In the embodiment, as shown in fig. 3, a protective coating 301 is provided, which can effectively reduce impedance, protect signals at the joint between the flexible board 104 and the hard board 106, and improve the stability of signal transmission, so that the flexible circuit board can be used normally, and the cross-sectional area of the protective coating 301 is very small, which can reduce the usage space of the circuit board, a signal layer 302 is fixedly connected to the lower surface of the protective coating 301, which can be used for placing components or wiring, and a screen printing layer 303 is provided, which can print relevant information of the components 2 on the circuit board, and provides convenience, an internal layer 304 is fixedly connected to the lower surface of the screen printing layer 303, which is used as a wiring base of the signals, a drilling orientation layer 305 is tightly attached to the lower surface of the internal layer 304, which can be used for the position of drilling on the printed circuit board.
In an embodiment, as shown in fig. 4, a mounting groove 105 is fixedly connected between the soft board 104 and the hard board 106, the mounting groove 105 includes a first mounting block 307 and a second mounting block 308, the second mounting block 308 is inserted into the first mounting block 307, the soft board and the hard board can be connected, the soft board 104 and the hard board 106 are connected more tightly, the hard board 106 and the soft board 104 are prevented from falling off and blocking signals, the brass sheet 306 is fixedly connected inside the mounting groove 105 and used for attracting the second mounting block 308 and preventing the second mounting block 308 from falling off, so that the connection effect of the mounting groove 105 is enhanced, and the brass sheet 306 is in a micro-strip shape.
The specific implementation process comprises the steps of firstly, fixedly connecting a via hole 101 on the outer surface of a pad 1, fixedly connecting a component 2 on the upper surface of the via hole 101, arranging a mounting hole 102, fixedly connecting the mounting hole 102 on the upper surface of the pad 1, mounting the pad 1 through the mounting hole 102, arranging a soft board 104 on the outer surface of the pad 1, fixedly connecting hard boards 104 on the left and right sides of the soft board 104, fixedly connecting a groove 103 on the outer surface of the pad 1, arranging two grooves 103 for facilitating bending and folding the circuit board and providing a buffering effect, fixedly connecting the soft board and the hard board in the pad 1, fixedly connecting the mounting groove 105 in the pad 1, wherein the mounting groove 105 comprises a first mounting block 307 and a second mounting block 308, inserting the second mounting block 308 into the first mounting block 307 to connect the soft board and the hard board, fixedly connecting a protective coating 301 on the outer surface of the pad 1, effectively reducing impedance, and protecting signals at the joint of the soft board, and then a brass sheet 306 is fixedly connected to the inside of the mounting groove 105 to attract the second mounting block 308 and prevent the second mounting block 308 from falling off, thereby enhancing the connecting effect of the mounting groove 105.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a flexible folding circuit board, includes that pad (1), pad (1) include soft board (104), and soft board (104) fixed connection is at the surface of pad (1), characterized by: the outer surface welding of pad (1) has components and parts (2), the outer fixed surface of components and parts (2) is connected with wire (3), the outer fixed surface of soft board (104) is connected with hardboard (106), the inside fixedly connected with signal layer (302) of pad (1), the inside fixedly connected with silk screen printing layer (303) of pad (1), the lower fixed surface of silk screen printing layer (303) is connected with inside layer (304), the lower fixed surface of inside layer (304) is connected with drilling position layer (305).
2. The bendable folding circuit board of claim 1, wherein: the outer surface of the bonding pad (1) is fixedly connected with mounting holes (102), the number of the mounting holes (102) is eight, and the mounting holes (102) are respectively formed in each corner of the bonding pad (1).
3. The bendable folding circuit board of claim 1, wherein: the outer surface of the bonding pad (1) is fixedly connected with a groove (103), the groove (103) is arranged between a soft board (104) and a hard board (106), two positions of the groove (103) are arranged, and the two grooves (103) are symmetrical relative to the soft board (104).
4. The bendable folding circuit board of claim 1, wherein: the inside of pad (1) is equipped with mounting groove (105), and the inside fixedly connected with installation piece (307) and installation piece two (308) of mounting groove (105), and installation piece one (307) and installation piece two (308) are connected with pad (1), and mounting groove (105) are the cuboid structure.
5. The bendable folding circuit board of claim 1, wherein: an electric boundary line (201) is fixedly connected to the outer surface of the bonding pad (1), the component (2) is located inside the electric boundary line (201), and the electric boundary line (201) is designed to be a rectangular ring.
6. The bendable folding circuit board of claim 1, wherein: the outer surface of the bonding pad (1) is tightly attached with a protective coating (301), and the protective coating (301) is arranged on the lower surface of the component (2).
7. The bendable folding circuit board of claim 1, wherein: the interior of the bonding pad (1) is fixedly connected with a brass sheet (306), the brass sheet (306) is arranged inside the mounting groove (105), and the brass sheet (306) is in a micro strip shape.
8. The bendable folding circuit board of claim 1, wherein: through holes (101) are welded on the outer surface of the bonding pad (1), and the through holes (101) are formed in the lower surface of each component (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821884207.XU CN209824114U (en) | 2018-11-15 | 2018-11-15 | Bendable and foldable circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821884207.XU CN209824114U (en) | 2018-11-15 | 2018-11-15 | Bendable and foldable circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209824114U true CN209824114U (en) | 2019-12-20 |
Family
ID=68868454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821884207.XU Active CN209824114U (en) | 2018-11-15 | 2018-11-15 | Bendable and foldable circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209824114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113473705A (en) * | 2021-07-16 | 2021-10-01 | 定颖电子（昆山）有限公司 | Circuit board capable of being folded at will |
-
2018
- 2018-11-15 CN CN201821884207.XU patent/CN209824114U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113473705A (en) * | 2021-07-16 | 2021-10-01 | 定颖电子（昆山）有限公司 | Circuit board capable of being folded at will |
| CN113473705B (en) * | 2021-07-16 | 2022-02-15 | 定颖电子（昆山）有限公司 | Circuit board capable of being folded at will |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6286047B2 (en) | USB socket connector and electronic device including the same | |
| CN106973499B (en) | A kind of mould group and its manufacturing method including printed circuit board and flexible circuit board | |
| CN201041907Y (en) | Electric connector | |
| JP4433058B2 (en) | Electronic device and manufacturing method thereof | |
| CN209824114U (en) | Bendable and foldable circuit board | |
| CN201234402Y (en) | PCB board | |
| JP4696924B2 (en) | Flexible circuit board | |
| KR102229847B1 (en) | Receptacle Connentor | |
| CN113133188B (en) | Flexible circuit board, display module and display device | |
| TWI449271B (en) | Electrical device with connection interface, circuit board thereof, and method for manufacturing the same | |
| JPH11297435A (en) | Connector device, circuit module having the connector device, and electronic device equipped with the circuit module | |
| CN214281737U (en) | Prevent cracked multilayer structure's PCB board | |
| CN104206045B (en) | Shield case and electronic apparatus | |
| TW480691B (en) | Printed-circuit board and method of mounting electric components thereon | |
| CN113436531B (en) | Display module and display device | |
| CN101888741A (en) | Printed circuit board and notebook computer | |
| CN210537028U (en) | Printed circuit board and electronic equipment | |
| CN202005098U (en) | Circuit board protection cover plate | |
| CN201774741U (en) | Circuit board structure | |
| JPH06310827A (en) | Surface mounting component arrangement structure | |
| CN217428428U (en) | Novel PCB pad structure and PCB board | |
| CN219248179U (en) | Bonding pad, circuit element and electronic equipment | |
| CN218768854U (en) | Durable RFC winding displacement structure | |
| CN214481805U (en) | Wiring structure | |
| CN210807810U (en) | Circuit board and electronic device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |