CN209120536U - A kind of corrosion-resistant printed circuit board - Google Patents
A kind of corrosion-resistant printed circuit board Download PDFInfo
- Publication number
- CN209120536U CN209120536U CN201821470327.5U CN201821470327U CN209120536U CN 209120536 U CN209120536 U CN 209120536U CN 201821470327 U CN201821470327 U CN 201821470327U CN 209120536 U CN209120536 U CN 209120536U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- corrosion
- nickel coating
- plated layer
- gold plated
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of corrosion-resistant printed circuit boards, this kind of corrosion-resistant printed circuit board is provided with Gold plated Layer and nickel coating, Gold plated Layer has corrosion resistance strong, and there is certain wearability, nickel coating can expose after Gold plated Layer is worn, this kind of corrosion-resistant printed circuit board is provided with Gold plated Layer and nickel coating, Gold plated Layer has corrosion resistance strong, and there is certain wearability, nickel coating can expose after Gold plated Layer is worn, the aerial stability of nickel coating is very high, and one layer of very thin passivating film can be quickly generated on surface, atmosphere can be resisted, the corrosion of alkali and certain acid, and the hardness of nickel coating is relatively high, the wearability of product surface can be improved, corrosion resistance in this way by the way that circuit board can be improved under the double shielding of Gold plated Layer and nickel coating, and circuit board is corrosion-resistant after preventing Gold plated Layer to wear Property decline, improve the service life of circuit board.
Description
Technical field
The utility model relates to circuit board technology field, specially a kind of corrosion-resistant printed circuit board.
Background technique
Circuit board makes circuit miniaturization, intuitiveization, and the batch production and optimization electrical appliance for fixed circuit are laid out lifting
It acts on, circuit board can be described as printed circuit board or printed circuit board, and FPC circuit board is also known as flexible circuit board, flexible circuit board
It is that there is height reliability using polyimides or polyester film as one kind made of substrate, excellent flexible printed circuit,
Have the characteristics that Distribution density is high, light-weight, thickness is thin, bending is good.
It is corrosion-resistant: metal material resist surrounding medium corrosion failure effect ability it is referred to as corrosion-resistant, by the ingredient of material,
The decisions such as chemical property, tissue morphology, chromium, nickel, aluminium, the titanium that can form protective film are added in steel；Change electrode potential
Copper and titanium, the niobium etc. for improving intercrystalline corrosion, can be improved corrosion resistance.
Existing corrosion-resistant printed circuit board anticorrosion effect is poor, due to being all gold-plated on circuit board to prevent corruption now
Erosion causes Gold plated Layer abrasion post-etching effect to reduce, cannot make circuit board long-time anticorrosion, while existing corrosion-resistant printing
Electronic component can damage when circuit board often carries circuit board, when carrying circuit board due to staff, multiple and different circuits
The electronic component of plate can be collided mutually, be will lead to electronic component damage in this way, be can not work normally circuit board.
Utility model content
The purpose of this utility model is to provide a kind of corrosion-resistant printed circuit boards, to solve to propose in above-mentioned background technique
The problem of electronic component can damage when anticorrosion effect difference and carrying circuit board.
To achieve the above object, the utility model provides the following technical solutions: a kind of corrosion-resistant printed circuit board, including electricity
Road plate main body, the circuit board main body are made of insulating substrate, nickel coating and Gold plated Layer, are passed through at the top of the circuit board main body
Connecting line is connected with electronic component, and the top surrounding of the circuit board main body runs through mounting-positioning holes, the circuit board
The fluted movable block of side dismantling connection of main body, and fluted, the circuit board master is arranged in the top of the groove movable block
The other side dismantling connection of body has convex block movable block, and is welded with convex block at the top of the convex block movable block.
Preferably, the outer surface of the insulating substrate is applied to nickel coating, and the outer surface of the nickel coating is coated with plating
Layer gold.
Preferably, the electronic component is provided with multiple, and multiple electronic components are connected with each other by connecting line.
Preferably, the groove passes through groove movable block and circuit board main body dismantling connection, and the inner surface of the groove
It is coarse.
Preferably, the convex block passes through convex block movable block and circuit board main body dismantling connection, and the convex block and groove phase
Adaptation.
Preferably, the height of the electronic component is less than the height of convex block.
Compared with prior art, the utility model has the beneficial effects that this kind of corrosion-resistant printed circuit board be provided with it is gold-plated
Layer and nickel coating, Gold plated Layer is strong with corrosion resistance and has certain wearability, and nickel coating can reveal after Gold plated Layer is worn
Out, the aerial stability of nickel coating is very high, and can be quickly generated one layer of very thin passivating film on surface, can resist big
The corrosion of gas, alkali and certain acid, and the hardness of nickel coating is relatively high, and the wearability of product surface can be improved, pass through in this way
The corrosion resistance of circuit board can be improved under the double shielding of Gold plated Layer and nickel coating, and prevents circuit board after Gold plated Layer abrasion
Corrosion resistance decline improves the service life of circuit board, while this kind of corrosion-resistant printed circuit board setting is fluted, groove is mobile
Two pieces of circuit boards can be had electronic component when need of work carries multiple circuit boards by block, convex block and convex block movable block
It is opposite on one side to place, it is inserted into the convex block of one of circuit board in the groove of another piece of circuit board, electronic component is made to be located at two
Between block circuit board, being inserted into groove by convex block connects two pieces of circuit boards again together, and since electronic component is located at two pieces
Between circuit board, prevent electronic component from mutually colliding in this way, protection electronic component safety.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model circuit board main body the schematic diagram of the section structure；
Fig. 3 is the utility model circuit board main body schematic diagram of internal structure.
In figure: 1, circuit board main body；2, insulating substrate；3, nickel coating；4, convex block；5, Gold plated Layer；6, electronic component；7, pacify
Fill location hole；8, groove movable block；9, groove；10, convex block movable block；11, connecting line.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of corrosion-resistant printed circuit board, including circuit
It is plate main body 1, insulating substrate 2, nickel coating 3, convex block 4, Gold plated Layer 5, electronic component 6, mounting-positioning holes 7, groove movable block 8, recessed
Slot 9, convex block movable block 10 and connecting line 11, the circuit board main body 1 are made of insulating substrate 2, nickel coating 3 and Gold plated Layer 5, institute
The outer surface for stating insulating substrate 2 is applied to nickel coating 3, and the outer surface of the nickel coating 3 is coated with Gold plated Layer 5, accordingly even when
There are also nickel coatings 3 to protect insulating substrate 2 after Gold plated Layer 5 is worn, and improves the corrosion resistance of the circuit board, the circuit board main body 1
Top electronic component 6 is connected with by connecting line 11, the height of the electronic component 6 is less than the height of convex block 4, so that
When convex block 4 is inserted into the groove 9 on another circuit board, the electronic component of two circuit boards will not contact with each other, and protect electronics
Element safety, the electronic component 6 are provided with multiple, and multiple electronic components 6 are connected with each other by connecting line 11, this
Sample enables the circuit board to work normally, and the top surrounding of the circuit board main body 1 runs through mounting-positioning holes 7, described
The fluted movable block 8 of the side dismantling connection of circuit board main body 1, and the top setting fluted 9 of the groove movable block 8, institute
Groove 9 is stated by groove movable block 8 and 1 dismantling connection of circuit board main body, and the groove 9 rough inner surface so that it is convenient to
Groove 9 by dismantling in circuit board main body 1, is simplified staff's operation, the other side of the circuit board main body 1 is torn open by staff
It unloads and is connected with convex block movable block 10, and the top of the convex block movable block 10 is welded with convex block 4, the convex block 4 is moved by convex block
Motion block 10 and 1 dismantling connection of circuit board main body, and the convex block 4 is adapted with groove 9 so that it is convenient to which staff is by convex block 4
By convex block movable block 10 by dismantling in circuit board main body 1, simplify the operation of staff.
Working principle: firstly, staff checks whether the board structure of circuit damages, if there is structural damage needs immediately more
Circuit board is changed, after circuit board inspection is errorless, two pieces of circuit boards are had the one side of electronic component 6 to place in opposite directions by staff, make it
In the convex block 4 of a circuit board be inserted into the groove 9 of another piece of circuit board, be located at electronic component 6 between two pieces of circuit boards, work
Making personnel connects two pieces of circuit boards again together by the insertion groove 9 of convex block 4, and staff carries the circuit board connected again and moves
It moves to job site, the personnel that proceed with one's work extract convex block 4 from groove 9, then are incited somebody to action by groove movable block 8 and convex block movable block 10
Groove 9 and convex block 4 are disassembled from circuit board, then are installed circuit board to suitable position by mounting-positioning holes 7, finally,
Nickel coating 3 can expose after Gold plated Layer 5 is worn, and the aerial stability of nickel coating 3 is very high, and can be rapidly on surface
One layer of very thin passivating film is generated, the corrosion of atmosphere, alkali and certain acid can be resisted.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of corrosion-resistant printed circuit board, including circuit board main body (1), it is characterised in that: the circuit board main body (1) is by exhausted
Edge substrate (2), nickel coating (3) and Gold plated Layer (5) composition, the top of the circuit board main body (1) are connected by connecting line (11)
Have electronic component (6), and the top surrounding of the circuit board main body (1) runs through and has mounting-positioning holes (7), the circuit board master
The fluted movable block of side dismantling connection (8) of body (1), and fluted (9) are arranged in the top of the groove movable block (8), institute
The other side dismantling connection for stating circuit board main body (1) has convex block movable block (10), and the top weldering of the convex block movable block (10)
It is connected to convex block (4).
2. a kind of corrosion-resistant printed circuit board according to claim 1, it is characterised in that: outside the insulating substrate (2)
Surface is applied to nickel coating (3), and the outer surface of the nickel coating (3) is coated with Gold plated Layer (5).
3. a kind of corrosion-resistant printed circuit board according to claim 1, it is characterised in that: electronic component (6) setting
Have it is multiple, and multiple electronic components (6) by connecting line (11) be connected with each other.
4. a kind of corrosion-resistant printed circuit board according to claim 1, it is characterised in that: the groove (9) passes through groove
Movable block (8) and circuit board main body (1) dismantling connection, and the rough inner surface of the groove (9).
5. a kind of corrosion-resistant printed circuit board according to claim 1, it is characterised in that: the convex block (4) passes through convex block
Movable block (10) and circuit board main body (1) dismantling connection, and the convex block (4) is adapted with groove (9).
6. a kind of corrosion-resistant printed circuit board according to claim 1, it is characterised in that: the height of the electronic component (6)
Degree is less than the height of convex block (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821470327.5U CN209120536U (en) | 2018-09-10 | 2018-09-10 | A kind of corrosion-resistant printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821470327.5U CN209120536U (en) | 2018-09-10 | 2018-09-10 | A kind of corrosion-resistant printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209120536U true CN209120536U (en) | 2019-07-16 |
Family
ID=67198149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821470327.5U Expired - Fee Related CN209120536U (en) | 2018-09-10 | 2018-09-10 | A kind of corrosion-resistant printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209120536U (en) |
-
2018
- 2018-09-10 CN CN201821470327.5U patent/CN209120536U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190716 Termination date: 20210910 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |