CN201976345U - Circuit board composite structure of portable electronic device - Google Patents
Circuit board composite structure of portable electronic device Download PDFInfo
- Publication number
- CN201976345U CN201976345U CN2011200812148U CN201120081214U CN201976345U CN 201976345 U CN201976345 U CN 201976345U CN 2011200812148 U CN2011200812148 U CN 2011200812148U CN 201120081214 U CN201120081214 U CN 201120081214U CN 201976345 U CN201976345 U CN 201976345U
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- China
- Prior art keywords
- circuit board
- electron device
- portable electron
- opening
- welded gasket
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- 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.)
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Abstract
The utility model discloses a circuit board composite structure of a portable electronic device, which comprises a first circuit board and a second circuit board, wherein the first circuit board is the main circuit board of the portable electronic device and is provided with most of electronic elements; the first circuit board is provided with a slot; a plurality of welding gaskets are arranged on the surfaces of two sides of the slot of the first circuit board; one edge of the second circuit board is installed in the slot; the edge of the second circuit board is provided with second welding gaskets corresponding to the first welding gaskets of the first circuit board; the first circuit board and the second circuit board are welded with the first welding gaskets and the second welding gaskets by solder so as to electrically and mechanically connect the first circuit board and the second circuit board; the position on the second circuit board, which is near one side edge, is provided with an opening; the position corresponding to the first circuit board is provided with a clamping rib; and when the second circuit board is assembled on the first circuit board, the clamping rib is fixed on the edges of two sides of the opening of the second circuit board so as to combine the second circuit board on the first circuit board.
Description
[technical field]
The integrated structure of the circuit board of the portable electron devices such as combining structure, particularly finger mouse of the relevant a kind of circuit board of the utility model.
[background technology]
Development of electronic technology makes that integrated electronic component gets more and more on same circuit board, and the technology of different electronic components is formed different, and its processing mode and test mode are different.Sometimes, only be the difference of the processing mode of an element, will require the entire circuit plate is carried out a procedure of finishing, for other element, also need to carry out simultaneously, so just caused the waste of technological process.
With the mouse circuit board is example, comprise some direct insertion electronic components and surperficial adhesive type electronic component on the existing mouse circuit plate, so for common mice manufacturers, it must be equipped with surperficial sticker, because this device is comparatively expensive, so can strengthen the cost of mice manufacturers.
To this, the applicant of present patent application proposes a kind of combining structure of mouse circuit plate, all concentrate on the sub-circuit board (or second circuit board) by the element that will need surface soldered on the mouse circuit plate, for being connected of sub-circuit board and main circuit board (or first circuit board), in order to reduce cost and height (promptly not adopting board to board connector), adopted sub-circuit board directly has been welded on mode on the main circuit board, wherein main circuit board is provided with a slit, and main circuit board is provided with a plurality of first welded gaskets on the surface of slit both sides, and an edge of sub-circuit board is installed in this slit, and first welded gasket of the corresponding main circuit board in this edge of sub-circuit board is provided with second welded gasket, main circuit board and sub-circuit board weld first and second welded gasket by scolder, thereby with main circuit board and sub-circuit board machinery and electric connection.Though above-mentioned structure can make the element that needs the surface to paste concentrate on the sub-circuit board, so can make common mice manufacturers need not be equipped with surperficial sticker, and the sub-circuit board of just other manufacturers with surperficial sticker being made is welded on the main circuit board and get final product as accessory.Certainly, this kind structure also can be applicable to some and need test especially or be easy to occur on the element of defective, soon need test especially or the element that is easy to occur defective is arranged on the sub-circuit board, afterwards again with sub-circuit board and main circuit board machinery with electrically connect.
Yet, when sub-circuit board being placed on the main circuit board and welding by the tin stove, do not cause welding off normal or part welded gasket owing to sub-circuit board location is good and weld, therefore reality is necessary to provide a kind of sub-circuit board is fixed on structure on the main circuit board.
[utility model content]
The purpose of this utility model is to provide a kind of circuit board combination structure of portable electron device, be placed on sub-circuit board on the main circuit board and when welding to solve, do not cause welding off normal or the part welded gasket not have to weld the problem of getting well because the sub-circuit board location is good by the tin stove.
For achieving the above object, the circuit board combination structure of implementing portable electron device of the present utility model comprises first circuit board and second circuit board, wherein first circuit board is the main circuit board of this portable electron device, which is provided with most electronic component, and this first circuit board is provided with a slit, and first circuit board is provided with a plurality of first welded gaskets on the surface of slit both sides, and an edge of second circuit board is installed in this slit, first welded gasket of the corresponding first circuit board in this edge of second circuit board is provided with second welded gasket, first and second circuit board welds first and second welded gasket by scolder, thereby with first and second circuit board machinery and electric connection, wherein the position of the contiguous side of this second circuit board is provided with an opening, and first circuit board corresponding position in slit is provided with a fixing rib, when second circuit board was mounted on the first circuit board, this fixed rib and fixes on the edge of second circuit board opening both sides.
According to above-mentioned principal character, one edge of this second circuit board is provided with a breach at the turning of contiguous second welded gasket, this breach extends along the direction vertical with first circuit board, and it highly is the thickness of first circuit board and the height sum on second welded gasket protrusion first circuit board surface.
According to above-mentioned principal character, one end of the contiguous first circuit board of one side of the opening of this second circuit board is provided with a lead-in chamfered, and the opposite side of opening is forming one first bayonet socket away from an end of first circuit board to the direction indent away from a side of the opening that is provided with lead-in chamfered.
According to above-mentioned principal character, the lateral margin of this breach forms second bayonet socket at the end away from first circuit board to the opening direction indent, this second bayonet socket and first bayonet fittings, and engage with edges of slots with the fixing rib.
According to above-mentioned principal character, this portable electron device is a mouse.
According to above-mentioned principal character, this second circuit board is provided with to be needed with surperficial bonding method electronic components mounted.
According to above-mentioned principal character, this mouse is a wireless mouse, and second circuit board is provided with transmitting antenna and corresponding radio circuit.
According to above-mentioned principal character, this transmitting antenna is located at the second circuit panel edges.
Compared with prior art, the utility model is provided with an opening by the position at the contiguous side of second circuit board, and first circuit board is provided with a fixing rib in the position of slit correspondence, when second circuit board is mounted on the first circuit board, this fixes rib and fixes on the edge of second circuit board opening both sides, so can make second circuit board firmly be mounted on the first circuit board, with location and fixing second circuit board, thereby it is good and do not cause welding off normal or the part welded gasket not have to weld problem well to solve the second circuit board location.
[description of drawings]
Fig. 1 is for implementing the three-dimensional exploded view of first and second circuit board combination of the present utility model.
Fig. 2 is the schematic perspective view of second circuit board among Fig. 1.
Fig. 3 is the three-dimensional combination figure of Fig. 1.
Fig. 4 is the diagrammatic sketch of another angle of Fig. 2.
[embodiment]
See also Fig. 1 and shown in Figure 2, the circuit board combination 1 of implementing portable electron device of the present utility model comprises first circuit board 11 and second circuit board 12, wherein first circuit board 11 is the main circuit board of this portable electron device, which is provided with most electronic component, and this first circuit board 11 is provided with a slit 110, and the surface of first circuit board 11 adjacent slots 110 is provided with a plurality of first welded gaskets 111.In the specific implementation, this first welded gasket 111 can only be arranged on the surface of first circuit board 11 adjacent slots 110 1 sides, perhaps in the both sides of slit 110 first welded gasket 111 can be set all.
Be typically provided with the element that some need install (as surperficial bonding method) or test with ad hoc base on the second circuit board 12, and an edge of this second circuit board 12 is provided with second welded gasket 120, this second welded gasket 120 is corresponding with first welded gasket 111, and two surfaces relatively of second circuit board 12 are gone up or are symmetricly set on a surface that can be arranged at this second circuit board 12.In addition, the edge that this second circuit board 12 is provided with second welded gasket 120 also is provided with a plurality of breach 121, in the specific implementation, this breach 121 can be arranged between two the second every adjacent welded gaskets 120 of second circuit board 12, and this breach 121 is along extending with the perpendicular direction of first circuit board 11, and surpasses second welded gasket, 120 equidirectional height.
In addition, the position of these second circuit board 12 contiguous sides is provided with an opening 122, and first circuit board 11 corresponding position in slit 110 is provided with a fixing rib 112, when second circuit board 12 was mounted on the first circuit board 11, this fixed rib 112 and fixes on the edge of second circuit board 12 openings 122 both sides.And an edge of this second circuit board 12 is provided with one second breach 123 at the turning of contiguous second welded gasket 120, this second breach 123 extends along the direction vertical with first circuit board 11, and it highly be the thickness of first circuit board 11 and the height sum on second welded gasket, 120 protrusion first circuit boards, 11 surfaces.
Moreover, one end of the contiguous first circuit board 11 of one side of the opening 122 of this second circuit board 12 is provided with a lead-in chamfered 124, and the opposite side of opening 122 is forming one first bayonet socket 125 away from an end of first circuit board 11 to the direction indent away from a side of the opening 122 that is provided with lead-in chamfered 124.And the lateral margin of this breach 121 forms second bayonet socket 126 at the end away from first circuit board 11 to opening 122 direction indents, and this second bayonet socket 126 cooperates with first bayonet socket 125, and engages (as shown in Figure 4) with fixing rib 112 with slit 110 edges.In the specific implementation, this portable electron device is a mouse., perhaps when this mouse was wireless mouse, second circuit board 12 was provided with transmitting antenna and corresponding radio circuit (not shown), and this transmitting antenna is located at second circuit 12 panel edges.
See also Fig. 3 and shown in Figure 4, when assembling, the edge that second circuit board 12 is provided with second welded gasket 120 is installed in the slit 110 of first circuit board 11, and the edge that second circuit board 12 is provided with second welded gasket 120 protrudes the surface that first circuit 11 is provided with first welded gasket 111, make first welded gasket 111 corresponding with second welded gasket 120, afterwards solder furnace (not shown) is passed through in the first circuit board 11 and the combination of second circuit board 12, attached solder (as scolding tin) between first welded gasket 111 and second welded gasket 120 like this, after cooling off and with first circuit board 11 with second circuit board 12 machineries and electrically connect.Simultaneously, because second circuit board 12 is provided with the edge of second welded gasket 120 and is provided with a plurality of breach 121, so with on second circuit board 12 welding and the first circuit board 11 time, can overcome because of solder surface tension force and air by this breach 121 and can't discharge the problem that causes the part welded gasket can't bonding scolder can't effectively weld.
Simultaneously, when being mounted on second circuit board 12 on the first circuit board 11, this fixes rib 112 and fixes on the edge of second circuit board 12 openings 122 both sides, this second bayonet socket 126 cooperates with first bayonet socket 125 simultaneously, and with fix rib 112 and engage with slit 110 edges, moreover, because the height that this second breach 123 extends along the direction vertical with first circuit board 11 is the thickness of first circuit board 11 and the height sum on second welded gasket, 120 protrusion first circuit boards, 11 surfaces, so when second circuit board 12 is mounted on the first circuit board 11, the edge of this second breach 123 just in time supports the surface at first circuit board 11, so by fixing rib 112, first bayonet socket 125, the cooperation of second bayonet socket 126 and second breach 123, thereby can make second circuit board 12 firmly be mounted on the first circuit board 11, with location and fixing second circuit board 12, thereby it is good and do not cause welding off normal or the part welded gasket not have to weld problem well to solve second circuit board 12 location.
Claims (8)
1. the circuit board of a portable electron device makes up structure, comprise first circuit board and second circuit board, wherein first circuit board is the main circuit board of this portable electron device, which is provided with most electronic component, and this first circuit board is provided with a slit, and first circuit board is provided with a plurality of first welded gaskets on the surface of slit both sides, and an edge of second circuit board is installed in this slit, first welded gasket of the corresponding first circuit board in this edge of second circuit board is provided with second welded gasket, first and second circuit board welds first and second welded gasket by scolder, thereby with first and second circuit board machinery and electric connection, it is characterized in that: the position of the contiguous side of this second circuit board is provided with an opening, and first circuit board is provided with a fixing rib in the position of slit correspondence, when second circuit board was mounted on the first circuit board, this fixed rib and fixes on the edge of second circuit board opening both sides.
2. the circuit board of portable electron device as claimed in claim 1 makes up structure, it is characterized in that: an edge of this second circuit board is provided with a breach at the turning of contiguous second welded gasket, this breach extends along the direction vertical with first circuit board, and it highly is the thickness of first circuit board and the height sum on second welded gasket protrusion first circuit board surface.
3. the circuit board of portable electron device as claimed in claim 2 makes up structure, it is characterized in that: an end of the contiguous first circuit board of a side of the opening of this second circuit board is provided with a lead-in chamfered, and the opposite side of opening is forming one first bayonet socket away from an end of first circuit board to the direction indent away from a side of the opening that is provided with lead-in chamfered.
4. the circuit board of portable electron device as claimed in claim 3 makes up structure, it is characterized in that: the lateral margin of this breach forms second bayonet socket at the end away from first circuit board to the opening direction indent, this second bayonet socket and first bayonet fittings, and with fix rib and engage with edges of slots.
5. as the circuit board combination structure of each described portable electron device of claim 1 to 4, it is characterized in that: this portable electron device is a mouse.
6. the circuit board of portable electron device as claimed in claim 5 makes up structure, it is characterized in that: this second circuit board is provided with to be needed with surperficial bonding method electronic components mounted.
7. the circuit board of portable electron device as claimed in claim 5 makes up structure, and it is characterized in that: this mouse is a wireless mouse, and second circuit board is provided with transmitting antenna and corresponding radio circuit.
8. the circuit board of portable electron device as claimed in claim 7 makes up structure, and it is characterized in that: this transmitting antenna is located at the second circuit panel edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200812148U CN201976345U (en) | 2011-03-24 | 2011-03-24 | Circuit board composite structure of portable electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200812148U CN201976345U (en) | 2011-03-24 | 2011-03-24 | Circuit board composite structure of portable electronic device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201976345U true CN201976345U (en) | 2011-09-14 |
Family
ID=44581443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200812148U Ceased CN201976345U (en) | 2011-03-24 | 2011-03-24 | Circuit board composite structure of portable electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201976345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474089A (en) * | 2012-06-06 | 2013-12-25 | 智瑞达科技（苏州）有限公司 | Universal serial bus device and manufacturing method thereof |
-
2011
- 2011-03-24 CN CN2011200812148U patent/CN201976345U/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474089A (en) * | 2012-06-06 | 2013-12-25 | 智瑞达科技（苏州）有限公司 | Universal serial bus device and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C35 | Partial or whole invalidation of patent or utility model | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20121225 Decision number of declaring invalidation: 19780 Granted publication date: 20110914 |