CN207531174U - A kind of circuit board of via structure improvement - Google Patents
A kind of circuit board of via structure improvement Download PDFInfo
- Publication number
- CN207531174U CN207531174U CN201721678141.4U CN201721678141U CN207531174U CN 207531174 U CN207531174 U CN 207531174U CN 201721678141 U CN201721678141 U CN 201721678141U CN 207531174 U CN207531174 U CN 207531174U
- Authority
- CN
- China
- Prior art keywords
- elastic rubber
- transition zone
- component
- rubber tube
- line layer
- 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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- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
Abstract
The utility model provides a kind of circuit board of via structure improvement, including line layer, insulation transition zone, insulation transition zone side is provided through elastic rubber tube, copper foil is bonded on elastic rubber tube inner wall, copper foil surrounds to form a conductive tube, line layer side is provided through the pad being electrically connected with copper foil, and the perforation connected in elastic rubber tube cylinder is provided through on pad.In insulation transition zone side through setting elastic rubber tube, utilize the elastic compression function of elastic rubber tube, realization grips component's feet, and the copper foil being electrically connected with line layer is bonded on elastic rubber tube inner wall, and realization component's feet is electrically connected with line layer.Its is simple in structure, it is easy to use, it only need to pass through conductive tube that the fixation to component can be realized, and realize the function of being electrically connected component's feet with line layer from insulation transition zone side component, save the work flow of via fill solder and save a large amount of solder resources.
Description
Technical field
The utility model is related to circuit board technology fields, specifically disclose a kind of circuit board of via structure improvement.
Background technology
Circuit board is part mostly important and indispensable in general electric equipment products, is mainly used for each electronics zero
Part is electrically connected to reach a specific function.Via, also referred to as metallic vias, in dual platen and multi-layer board, for connect each layer it
Between printed conductor, the intersection of conducting wire connected in each layer needs bores a common aperture, i.e. via.
Sometimes, because circuit board space or product space structure design need, via is set on circuit boards, in electricity
The pad connected with via on one face of road plate is set, and component is fixed on circuit board another side, component's feet is worn
Via and pad solder.Normally, via, the hole of via are passed through in order to adapt to the pin of component difference dimensions
Diameter is all more much larger than practical component's feet.At this point, in order to realize being electrically connected for the fixation of component and pin and pad, often
It needs to carry out via fill solder, this process will use a large amount of solder, waste of resource, and fill and be difficult to after via pair
Component carries out demolition and maintenance, causes many unnecessary troubles.
Utility model content
Based on this, it is necessary to for prior art problem, provide a kind of circuit board of via structure improvement, setting is unique
Structure has the function of the via of elastic clamping by setting one, realizes the fixation to component and the via of electrical connection function
Structure improved circuit board.
To solve prior art problem, the utility model discloses a kind of circuit board of via structure improvement, including line layer,
Insulate transition zone, and insulation transition zone is fixedly connected on line layer bottom, and insulation transition zone side is provided through elastic rubber tube,
Copper foil is bonded on elastic rubber tube inner wall, copper foil surrounds to form a conductive tube, and line layer side is provided through and copper
The pad of paillon electrical connection, is provided through the perforation connected in elastic rubber tube cylinder on pad.
Preferably, insulation transition zone bottom is fixedly connected with component holder, and component holder side is provided through and elastic rubber
The pin holes connected in cylinder cylinder.
Preferably, it is coated with conductive paste between pad and insulation transition zone.
Preferably, conductive paste is coated in perforation.
Preferably, elastic rubber tube is silicon rubber cylinder.
The beneficial effects of the utility model are：The utility model discloses a kind of circuit board of via structure improvement, and setting is only
Special structure in insulation transition zone side through setting elastic rubber tube, using the elastic compression function of elastic rubber tube, is realized
Component's feet is gripped, the copper foil being electrically connected with line layer is bonded on elastic rubber tube inner wall, realizes first device
Part pin is electrically connected with line layer.Its is simple in structure, easy to use, only component need to be passed through from insulation transition zone side and led
The fixation to component can be realized in torch, and realizes the function of being electrically connected component's feet with line layer, saves via
The work flow of fill solder and a large amount of solder resources of saving.The component holder of setting realize component with insulate transition zone every
From cushioning effect, prevent component from being squeezed with insulation transition zone and be damaged.Conductive paste is coated between pad and insulation transition zone,
Increase pad and copper foil contact area, promote pad and be electrically connected stability with copper foil.Conductive paste is coated in perforation, is increased
Component's feet and contact pads area promote component's feet and stability are electrically connected with pad, and effectively prevent pin
Oxidation corrosion.Using silicon rubber cylinder as elastic rubber tube, using the flexibility of silicon rubber, realize to different specification size
Component's feet is gripped, strong applicability.
Description of the drawings
Fig. 1 is the cross section structure schematic diagram of the utility model circuit board.
Reference numeral is：Line layer 1, insulation transition zone 2, elastic rubber tube 3, copper foil 4, pad 5, perforation 51, element
Seat 6, pin bores 61.
Specific embodiment
For that can further appreciate that the feature, technological means and the specific purposes reached, function of the utility model, below
The utility model is described in further detail with specific embodiment with reference to attached drawing.
With reference to figure 1.
The utility model embodiment discloses a kind of circuit board of via structure improvement, and including line layer 1, insulate transition zone 2,
Insulation transition zone 2 is fixedly connected on 1 bottom of line layer, and 2 side of insulation transition zone is provided through elastic rubber tube 3, elastic rubber
Copper foil 4 is bonded on 3 inner wall of packing element, copper foil 4, which surrounds, forms a conductive tube, and 1 side of line layer is provided through and copper foil
The pad 5 that piece 4 is electrically connected is provided through the perforation 51 with being connected in elastic rubber tube 3 on pad 5.
When specifically used, component is arranged on insulation transition zone 2 side, by component's feet from 2 side of insulation transition zone
The conductive tube formed is surrounded across copper foil 4, when pin is long, pin will be stretched out outside perforation 51.For the feelings that pin is long
Condition can carry out part trimming to the pin stretched out outside perforation 51.Elastic rubber tube 3 can utilize its intrinsic elasticity to component at this time
Pin is clamped, and realizes the fixation to component.Since conductive tube is electrically connected with pad 5, elastic rubber tube 3 clamps first device
While part pin, the electrical connection function of component's feet and pad 5 is realized.Component passes through the fixed operation in hole and is electrically connected
One step of operation is connect to complete, it is easy to operate, circuit board work flow can be simplified, save solder.
Based on above-described embodiment, 2 bottom of insulation transition zone is fixedly connected with component holder 6, and 6 side of component holder is provided through
With the pin holes 61 connected in elastic rubber tube 3.The component holder 6 of setting realizes component is isolated with the transition zone 2 that insulate
Cushioning effect prevents component from squeezing and being damaged with insulation transition zone 2.When component passes through hole, component's feet is passed through and is inserted
Foot hole 61 is electrically connected again with conductive tube, promotes components and parts assembling stability.
Based on above-described embodiment, conductive paste is coated between pad 5 and insulation transition zone 2.In pad 5 and insulation transition zone
Conductive paste is coated between 2, increases pad 5 and 4 contact area of copper foil, pad 5 is promoted and is electrically connected stability with copper foil 4.
Based on above-described embodiment, conductive paste is coated in perforation 51.Conductive paste is a kind of novel electrician's complex liped, can be increased
Add the contact area between Power tabs, and have effects that anti-oxidant, erosion-resisting.The coating conductive paste in perforation 51, increases member
The contact area of device pin and pad 5 promotes the stability that component's feet is electrically connected with pad 5, and effectively prevent member
The oxidation corrosion of device pin.
Based on above-described embodiment, elastic rubber tube 3 is silicon rubber cylinder.Using silicon rubber cylinder as elastic rubber tube 3,
Using the flexibility of silicon rubber, realize and the component's feet of different specification size is gripped, strong applicability.
Above example only expresses a kind of embodiment of the utility model, and description is more specific and detailed, but not
Can the limitation to the utility model patent range therefore be interpreted as.It should be pointed out that the ordinary skill people for this field
For member, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this reality
With novel protection domain.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (5)
1. a kind of circuit board of via structure improvement, including line layer (1), insulation transition zone (2), the insulation transition zone (2)
It is fixedly connected on the line layer (1) bottom, which is characterized in that described insulation transition zone (2) side is provided through elastic rubber
Packing element (3) is bonded with copper foil (4) on elastic rubber tube (3) inner wall, and the copper foil (4), which is surrounded, forms a conductive tube,
Line layer (1) side is provided through the pad (5) being electrically connected with the copper foil (4), runs through on the pad (5) and sets
It is equipped with the perforation (51) with being connected in the elastic rubber tube (3) cylinder.
A kind of 2. circuit board of via structure improvement according to claim 1, which is characterized in that the insulation transition zone
(2) bottom is fixedly connected with component holder (6), component holder (6) side be provided through in the elastic rubber tube (3) cylinder
The pin holes (61) of connection.
3. the circuit board of a kind of via structure improvement according to claim 1, which is characterized in that the pad (5) and institute
It states and is coated with conductive paste between insulation transition zone (2).
4. the circuit board of a kind of via structure improvement according to claim 1, which is characterized in that applied in the perforation (51)
It is covered with conductive paste.
A kind of 5. circuit board of via structure improvement according to claim 1, which is characterized in that the elastic rubber tube
(3) it is silicon rubber cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721678141.4U CN207531174U (en) | 2017-12-06 | 2017-12-06 | A kind of circuit board of via structure improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721678141.4U CN207531174U (en) | 2017-12-06 | 2017-12-06 | A kind of circuit board of via structure improvement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207531174U true CN207531174U (en) | 2018-06-22 |
Family
ID=62577694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721678141.4U Expired - Fee Related CN207531174U (en) | 2017-12-06 | 2017-12-06 | A kind of circuit board of via structure improvement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207531174U (en) |
-
2017
- 2017-12-06 CN CN201721678141.4U patent/CN207531174U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180622 Termination date: 20201206 |