CN206212424U - A kind of attachment structure of PCB and external connected electronic component - Google Patents
A kind of attachment structure of PCB and external connected electronic component Download PDFInfo
- Publication number
- CN206212424U CN206212424U CN201621160211.2U CN201621160211U CN206212424U CN 206212424 U CN206212424 U CN 206212424U CN 201621160211 U CN201621160211 U CN 201621160211U CN 206212424 U CN206212424 U CN 206212424U
- Authority
- CN
- China
- Prior art keywords
- pcb
- electronic component
- connected electronic
- breach
- external connected
- 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
Links
- 229910000679 solder Inorganic materials 0.000 claims abstract description 41
- 239000002184 metal Substances 0.000 claims description 9
- 229910052751 metal Inorganic materials 0.000 claims description 9
- CEOCDNVZRAIOQZ-UHFFFAOYSA-N pentachlorobenzene Chemical compound ClC1=CC(Cl)=C(Cl)C(Cl)=C1Cl CEOCDNVZRAIOQZ-UHFFFAOYSA-N 0.000 claims 7
- 230000009286 beneficial effect Effects 0.000 abstract description 5
- AGCPZMJBXSCWQY-UHFFFAOYSA-N 1,1,2,3,4-pentachlorobutane Chemical compound ClCC(Cl)C(Cl)C(Cl)Cl AGCPZMJBXSCWQY-UHFFFAOYSA-N 0.000 description 10
- 238000003466 welding Methods 0.000 description 7
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 210000001138 tear Anatomy 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The utility model discloses a kind of PCB and the attachment structure of external connected electronic component, it is related to art of printed circuit boards, the technical scheme is that the setting of PCB sides is jagged；Solder contacts are set on PCB sides in breach；The wire of external connected electronic component is welded with solder contacts；Line conduction on solder contacts and PCB.Solder contacts of the present utility model are arranged on PCB sides, and pad only need to set more less, the area that pad takes PCB can be effectively reduced, beneficial to the area reduction of PCB in PCB edge；Solder contacts are arranged in breach, protect solder contacts using the PCB on gap opened both sides, it is to avoid collide with, wear and tear and scratch the solder joint failure for causing.
Description
Technical field
The utility model is related to printed-board technology, and in particular to the connection knot of a kind of PCB and external connected electronic component
Structure.
Background technology
In existing PCB (printed circuit board (PCB)), general electronic component be assembled on PCB by connecting element or
It is welded on PCB.Being turned on by connector component needs to set specific interface device on PCB, so as to increased cost.
And the solder contacts being welded to connect in the prior art are then provided in PCB fronts or the back side, then also it is accomplished by corresponding just in PCB
Sufficiently large upper soldering disk space is reserved at face or the back side, and a certain distance is reserved between pad, it is ensured that will not be short during welding
Road or the operation that influences each other, then connection is realized by welding, larger upper soldering disk needs to take space face larger on PCB
Product, under the trend of electronics miniaturization at this stage, it appears great wasting space.
Utility model content
For the problems of in the prior art, the purpose of this utility model is to provide a kind of PCB and external connected electronic
The attachment structure of component, can realize compact, the safe and harmless design of product appearance, it is to avoid collide with, wear and tear by the program
With scratch etc. flaw cause solder joint failure.
In order to realize above-mentioned utility model purpose, the technical solution of the utility model is as follows：
A kind of PCB and the attachment structure of external connected electronic component, set jagged on PCB sides；PCB in the breach
Solder contacts are set on side；The wire of external connected electronic component is welded with the solder contacts；The solder contacts with it is described
Line conduction on PCB.
Further, the attachment structure of above-mentioned PCB and external connected electronic component, the solder contacts are metal level, described
Metal level is attached to the PCB side edge surfaces inside the breach.
Further, above-mentioned PCB and the attachment structure of external connected electronic component, set on the PCB surface of the gap edge
It is equipped with pad.
Further, the attachment structure of above-mentioned PCB and external connected electronic component, the width of the pad is not less than 0.2mm.
Further, the attachment structure of above-mentioned PCB and external connected electronic component, PCB sides lack with described in the breach
The ultimate range of mouth opening is not less than 0.4mm.
Further, the attachment structure of above-mentioned PCB and external connected electronic component, the breach and the V closest with it
The distance between molded line is cut into not less than 0.4mm.
Further, the attachment structure of above-mentioned PCB and external connected electronic component, described PCB is at least while be arc, institute
Breach is stated to be arranged on the arc-shaped side of PCB.
Further, the attachment structure of above-mentioned PCB and external connected electronic component, the PCB relative both sides are arc.
Further, the attachment structure of above-mentioned PCB and external connected electronic component, the quantity of described breach is 2-4.
Further, the attachment structure of above-mentioned PCB and external connected electronic component, described breach (3) quantity is 4.
The beneficial effects of the utility model are as follows：
1st, solder contacts are arranged on PCB side edge surfaces, in such cases pad only need to PCB respective edges part set compared with
It is small a little effectively to reduce the area of pad occupancy PCB, beneficial to by the area reduction of PCB；
2nd, solder contacts are arranged in breach, protect solder contacts using the PCB on gap opened both sides, it is to avoid collide with, grind
Damage and scratch the solder joint failure for causing；
3rd, the PCB sides where breach are cambered design, can avoid what wedge angle brought from colliding with, wear and tear and scratch, especially
It is to reduce the record that foreign matter snaps in breach, it is ensured that the security of solder joint；
4th, the connection with circumscribed USB is realized using solder technology, reduces connector component, reduces cost.
Brief description of the drawings
Fig. 1 is the structural representation of the PCB of one embodiment of the utility model attachment structure.
Fig. 2 is a kind of structural representation of PCB of the utility model attachment structure.
Fig. 3 is the side view of PCB shown in Fig. 2.
Fig. 4 is the schematic diagram that PCB shown in Fig. 1 is connected with circumscribed USB element.
In above-mentioned accompanying drawing, 1, PCB；2nd, circumscribed USB element；3rd, breach；4th, solder contacts；5th, pad；6th, V is cut into molded line；
7th, wire.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
To solve the presence of problem in the prior art, inventor is improved welding scheme, and solder contacts are arranged on
PCB side edge surfaces, pad only need to be more less in the setting of PCB respective edges part in such cases, can effectively reduce
Pad takes the area of PCB, beneficial to by the area reduction of PCB.But the program also has weak point, first, the welding scheme
Contact protrudes from PCB sides, and thickness is just small in itself for PCB sides, and easily being collided with active procedure abrasion and scratches, and makes
Into solder joint failure.
In view of this, the utility model provides the connection knot of a kind of PCB as shown in Figure 4 and external connected electronic component
Structure, for connection PCB (printed circuit board (PCB)) and external connected electronic component, its concrete structure as shown in figure 1, being on PCB1 sides
Breach 3 is set；Solder contacts 4 are set on the PCB1 sides in the breach 3；External connected electronic component (is outer in the present embodiment
Connect USB elements 2) wire welded with the solder contacts 4；Line conduction on the solder contacts 4 and the PCB1.It is described
Solder contacts 4 are metal level, and the metal level is attached to the PCB1 side edge surfaces inside the breach 3.The edge of the breach 3
Pad 5 is provided with PCB1 surfaces, the pad 5 may be provided at PCB1 fronts or the back side.The width of the pad 5 is not less than
0.2mm, so as to welding operation.Solder contacts 4 are arranged on PCB side edge surfaces, and pad 5 only needs assist side corresponding in such cases
Marginal portion sets more less, the area of the occupancy of pad 5 PCB can be effectively reduced, beneficial to by the area reduction of PCB.
As shown in Figures 2 and 3, the ultimate range that PCB1 sides are open with the breach 3 in the breach 3 is not less than
0.4mm, ultimate range herein refer to the point to the opening of breach 3 two ends on the PCB1 sides inside breach 3 where straight line
Apart from maximum.It is arranged such and ensure that breach 3 there are enough receiving spaces to accommodate solder contacts 4 because of welding formation
Projection, it is ensured that the projection is in inside breach 3, it is to avoid draw and scrape and impacted to the welding projection.
The present embodiment additionally provides the connection method of PCB corresponding with above-mentioned attachment structure and external connected electronic component, tool
Body scheme is that (1) sets breach in PCB sides, and the PCB side edges of (2a) in breach set solder contacts；(2b) lacks described
The PCB surface at mouth edge sets pad, and the width of the pad is not less than 0.2mm；(3) wire of external connected electronic element with it is described
Solder contacts are welded.Step (2a) sets concretely comprising the following steps for solder contacts：Metal level is attached to the PCB inside the breach
Side edge surface, the solder contacts are metal level.The sequential of wherein step (2a) and step (2b) does not do particular/special requirement.Step
(1) in, PCB sides are not less than 0.4mm with the ultimate range of the gap opened in the breach.In step (1), the breach
(3) it is cut into the distance between molded line (6) and is not less than 0.4mm with the V closest with it.
Designed in the side of PCB by by solder contacts 4, be both easy to connect external connected electronic component, and greatly reduce
The PCB space that pad 5 takes, so as to reduce PCB surface product, reduces product cost.The edge of breach 3 at PCB fronts or the back side is set
Pad 5, on the one hand can realize that the solder contacts 4 (being metal level in the present embodiment) of side are strong and be attached on PCB, and energy
Enough realize the conducting function of the circuit on solder contacts 4 and PCB, additionally it is possible to which the copper sheet layer of the PCB sides sticks up when avoiding PCB from being molded
Rise and cause and the loose contact of solder contacts 4.Meanwhile, during for avoiding carrying out V being cut into type, the copper sheet layer of the PCB edge at breach 3
The loose contact with solder contacts 4 that tilting activity is caused, the breach 3 and the V closest with it are cut between molded line 6
Distance is not less than 0.4mm.One side of described PCB1 or relative both sides are arc, and the breach 3 is arranged on the arc of PCB1
Bian Shang, also allowing for PCB will not produce wedge angle, be conducive to reducing the volume of product, it is to avoid what wedge angle brought collides with, weares and teares and draw
Wound, improves the security protection performance of product, and the quantity of described breach 3 is 2-4, and 4 are preferably in the present embodiment.
Obviously, those skilled in the art can carry out various changes and modification without deviating from this practicality to the utility model
New spirit and scope.So, if belonging to the utility model claim to these modifications of the present utility model and modification
And its within the scope of equivalent technology, then the utility model is also intended to comprising these changes and modification.
Claims (10)
1. the attachment structure of a kind of PCB and external connected electronic component, it is characterised in that PCB (1) side sets jagged (3)；Institute
State and solder contacts (4) are set on PCB (1) side in breach (3)；The wire of external connected electronic component and the solder contacts
(4) weld；Line conduction on the solder contacts (4) and the PCB (1).
2. the attachment structure of PCB as claimed in claim 1 and external connected electronic component, it is characterised in that the solder contacts
(4) it is metal level, the metal level is attached to internal PCB (1) side edge surface of the breach (3).
3. the attachment structure of PCB as claimed in claim 2 and external connected electronic component, it is characterised in that breach (3) side
Pad (5) is provided with PCB (1) surface of edge.
4. the attachment structure of PCB as claimed in claim 3 and external connected electronic component, it is characterised in that the pad (5)
Width is not less than 0.2mm.
5. the attachment structure of the PCB as described in claim 1-4 is any and external connected electronic component, it is characterised in that described to lack
Mouth (3) interior PCB (1) sides are not less than 0.4mm with the ultimate range that the breach (3) is open.
6. the attachment structure of the PCB as described in claim 1-4 is any and external connected electronic component, it is characterised in that described to lack
Mouth (3) and the V closest with it are cut into the distance between molded line (6) not less than 0.4mm.
7. the attachment structure of the PCB as described in claim 1-4 is any and external connected electronic component, it is characterised in that described
PCB (1) is at least while be arc, the breach (3) is arranged on the arc-shaped side of PCB (1).
8. the attachment structure of PCB as claimed in claim 7 and external connected electronic component, it is characterised in that PCB (1) phase
To both sides be arc.
9. the attachment structure of PCB as claimed in claim 7 and external connected electronic component, it is characterised in that described breach (3)
Quantity be 2-4.
10. the attachment structure of PCB as claimed in claim 9 and external connected electronic component, it is characterised in that described breach
(3) quantity is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621160211.2U CN206212424U (en) | 2016-11-01 | 2016-11-01 | A kind of attachment structure of PCB and external connected electronic component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621160211.2U CN206212424U (en) | 2016-11-01 | 2016-11-01 | A kind of attachment structure of PCB and external connected electronic component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206212424U true CN206212424U (en) | 2017-05-31 |
Family
ID=58757515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621160211.2U Expired - Fee Related CN206212424U (en) | 2016-11-01 | 2016-11-01 | A kind of attachment structure of PCB and external connected electronic component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206212424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106413252A (en) * | 2016-11-01 | 2017-02-15 | 北京握奇智能科技有限公司 | Connecting structure and connecting method of PCB and external electronic component |
-
2016
- 2016-11-01 CN CN201621160211.2U patent/CN206212424U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106413252A (en) * | 2016-11-01 | 2017-02-15 | 北京握奇智能科技有限公司 | Connecting structure and connecting method of PCB and external electronic component |
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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: 20170531 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |