CN1258957C

CN1258957C - V type slot circuit board

Info

Publication number: CN1258957C
Application number: CN 03156981
Authority: CN
Inventors: 李俊毅
Original assignee: Jianhan Science & Technology Co Ltd
Current assignee: Jianhan Science & Technology Co Ltd; Cybertan Technology Inc
Priority date: 2003-09-17
Filing date: 2003-09-17
Publication date: 2006-06-07
Anticipated expiration: 2023-09-17
Also published as: CN1494365A

Abstract

The present invention discloses a circuit board which is provided with V-shaped grooves. In the present invention, at least one V-shaped groove is arranged at the adjacent periphery of the circuit board, and therefore, a central main board and a peripheral board are defined; at least one through hole is chiselled on a predetermined line of the central main board and the peripheral board which passes through the V-shaped groove, and a conductive cylinder is arranged in the through hole; the both side ends of the conductive cylinder can be respectively connected to the main board line of the central main board and the side board line of the peripheral board, when the central main board and the peripheral board are connected together, the side board line is electrically connected with the main board line through the conductive cylinder, in addition, the conductive cylinder or the peripheral board can also be separated from the central main board along with the action of switching off of the V-shaped groove. Thereby, the present invention not only can be suitable for a two-layer board structure, but also can protect the electrical property integrity of the main board circuit.

Description

V-type groove circuit board

Technical field

The present invention relates to a kind of circuit board structure, particularly a kind of circuit board with V-type groove by through hole on the V-type groove and conducting post, not only applicable in the two-ply structure, also can be protected the electrical integrality of motherboard circuit.

Background technology

Therefore the general circuit plate generally is used in various electronic products or the information ancillary equipment owing to possess the function that has the various electronic building bricks of integration maybe can carry out a certain specific purposes.

In order to make single circuit board, so a kind of popular name of the normal use of industry is called the circuit board structure of " big platelet ", as shown in Figures 1 and 2 applicable in the multiple electronic product.It mainly is to be provided with at least one V-type groove (V-cut) 15 in the contiguous periphery of a circuit board 10, be positioned at the peripheral board 13 of peripheral position to define a central mainboard 11 and that is positioned at middle position naturally by this, central authorities' mainboard 11 is provided with at least one mainboard circuit 191, and it can be by a connection line 193 to be electrically connected at a side plate circuit 195 of being located on the peripheral board 13.

When circuit board 10 desires are used in the electronic product of a larger volume, electronic building brick 17 can select to be fixedly arranged on central mainboard 11 (shown in dotted line) or peripheral board 13 (shown in solid line), if electronic building brick 17 is to select to be fixed on the peripheral board 13 at last, then its electronic circuit must electrically connect with the mainboard circuit 191 of central mainboard 11 via connection line 193 from side plate circuit 195.Otherwise, when circuit board 10 desires are used in the electronic product of a smaller size smaller, then can be along V-type groove 15 and with peripheral board 13 switch outs, and separate with central mainboard 11, so electronic building brick 17 promptly can only be fixedly arranged on the motherboard circuit 191 of central mainboard 11.

Since general V-type groove 15 mainly be motherboard circuit 191 and side plate circuit 195 set finish after, again through the cutting process of a V-type groove cutting machine (V-groove machine) and formed, therefore, side plate circuit 195 also can't directly connect mainboard circuit 191 at top-side panel 101 or bottom side plate 105 surfaces, must be via being located under the V-type groove 15, and finish between the two electric connection work at the connection line 193 on intermediate plate 103 surfaces.Therefore, during the big platelet 10 that generally has V-type groove 15 just must use and construct more than at least four laminates (or claiming three blocks of plates), otherwise the electric connection that is difficult to reach motherboard circuit 191 and side plate circuit 195.

In addition, use four laminates structure not only on cost is made, to be difficult to obtain effective reduction, and when switch out V-type groove 15, because it is made that connection line 193 is generally copper material, and be not easy to pull apart, therefore often cause mainboard circuit 191 also with pull apart or loosening, and cause the defective products that opens circuit, form greatest obstruction for the lifting of product yield.

Summary of the invention

The purpose of this invention is to provide a kind of V-type groove circuit board,, not only can enlarge the scope of application, can effectively save the cost expenditure again and promote the product yield even this circuit board also can form big platelet design in doubling plate.

The present invention is by through hole on the V-type groove and conducting post design, make motherboard circuit and peripheral circuit can finish electric connection at the V-type rooved face, therefore applicable in lamina or the various multi-layer sheet, not only the scope of application can be able to unrestricted, escapable cost expenditure again.

The present invention can protect the integrality of motherboard circuit, and reduce the loosening or product fraction defective of circuit by through hole on the V-type groove and conducting post design when the V-type groove carries out the switch out action.

The present invention can reduce the copper product connection line usage quantity that is not easy to pull apart, by this to make things convenient for the switch out peripheral board.

For reaching above-mentioned purpose, the present invention is provided with four V-type grooves that are used to cut apart center mainboard and peripheral board at the contiguous peripheral place of circuit board, and the subregion of V-type groove can be cut a hole and is provided with at least one through hole, and in through hole, be installed with a conducting post, allow at least one mainboard circuit of being located on the mainboard of center be electrically connected at least one side plate circuit of being located on the peripheral board by conducting post.

The present invention is described in detail with instantiation below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is a schematic perspective view of commonly using V-type groove circuit board;

Fig. 2 is a structure sectional view of commonly using V-type groove circuit board;

Fig. 3 is the schematic perspective view of V-type groove circuit board of the present invention one preferred embodiment;

Fig. 4 is a structure sectional view of the present invention;

Fig. 5 is the structure sectional view of the present invention after the peripheral panels that fractures; And

Fig. 6 is the structure sectional view of further embodiment of this invention.

Description of reference numerals: 10V type groove circuit board; 101 top-side panels; 103 intermediate plates; 105 bottom side plates; 11 center mainboards; 13 peripheral boards; 15V type groove; 17 electronic building bricks; 191 mainboard circuits; 193 connection lines; 195 side plate circuits; 30V type groove circuit board; 301 top-side panels; 303 intermediate plates; 305 bottom side plates; 31 center mainboards; 33 peripheral boards; 35V type groove; 355V type groove; 37 electronic building bricks; 391 mainboard circuits; 393 conducting posts; 395 side plate circuits; 397 mainboard circuits; 399 side plate circuits; 45 through holes; 50 doubling plates; 51 center mainboards; 53 peripheral boards; 55 through holes.

Embodiment

Fig. 3 and Fig. 4 are the schematic perspective view and the structure sectional views of a preferred embodiment of the present invention; As shown in the figure, the present invention defines a central mainboard 31 and a peripheral board 33 by a V-type groove (V-cut) 35 in a circuit board 30, and central mainboard 31 is provided with at least one mainboard circuit 391, then is provided with at least one side plate circuit 395 on the peripheral board 33.Estimate at mainboard circuit 391 and side plate circuit 395 that the V-type groove 35 part positions that are connected then can be cut a hole earlier and be provided with at least one through hole 45, in through hole 45, be provided with the conducting post 393 of tool conduction effect, the side of mainboard circuit 391 and side plate circuit 395 then is fixedly arranged on the two sorrowful of conducting post 393 respectively, so, conducting post 393 can nature becomes the connection line between mainboard circuit 391 and the side plate circuit 395.

When circuit board 30 desires form V-type groove 35 and do the time spent through a V-type groove cutting machine, V-type groove 35 can directly form on conducting post 35 surfaces, and can not involve the relation of 395 in mainboard circuit 391 and side plate circuit.

Because, the present invention is by the connection line of conducting post 393 as 395 in mainboard circuit 391 and side plate circuit, therefore, do not need as the picture conventional construction, connection line 193 must be located between intermediate plate 303 and top-side panel 301 or the bottom side plate 305, comparatively simple on making, and also can obtain on the rate of finished products to control preferably.

In addition, mainboard circuit 391 and side plate circuit 395 can be designed to directly be fixedly arranged on the surperficial both sides of conducting post 393, do to form a V-type groove 35 in order between via the V-type groove cutting machine more afterwards.Certainly, also mainboard circuit 397 and side plate circuit 399 can be designed to same circuit, and do through the V-type groove cutting machine when cutting out a V-type groove 355, isolate a mainboard circuit 397 and printed line road 399 on one side according to this automatically.

If when circuit board 30 desired to be used in the bigger electronic product of a volume, it can select the big plate face of bigger effect area, central mainboard 31 and peripheral board 33 are connecting state.At this moment, side plate circuit 395 (399) can see through the conducting post 393 in the through hole 45 and be connected with mainboard circuit 391 (397), so electronic building brick 37 can be located on the side plate circuit 395.

Otherwise, when ifs circuit plate 30 is used in the less electronic product of volume, the then just necessary all or part of peripheral board 33 of switch out, to become a platelet face, at this moment, conducting post 393 can cause along with the action of the switch out of peripheral board 33 and itself burst apart or break away from central mainboard 31 (or peripheral board 33), and electronic building brick 37 can be connected with on the mainboard circuit 391 of central mainboard 31, as shown in Figure 5.

Because conducting post 393 is provided with after through hole 45 cutters are established formation again, therefore, in it is directly molded in the time of can utilizing circuit board to cross the action of tin stove, so conducting post 393 can be made by the ashbury metal material of tool conduction effect.And,, therefore, when 33 actions of switch out peripheral board, can't cause the not smooth situation of switch out to take place because through hole 45 and conducting post 393 only occupy the sphere of action of small part in whole V-type groove 35.

Again, mainboard circuit 391/397 is connected with respectively in conducting post 393 with side plate circuit 395/399, therefore, when switch out moves, only can affact conducting post 393, and can not cause connection line 193 to be difficult to pull apart or the phenomenon that gets loose of mainboard circuit 391, to keep the circuit integrality of mainboard circuit 391, therefore, can effectively promote its product yield.

At last, seeing also Fig. 6, is the structure sectional view of further embodiment of this invention; As shown in the figure, because, the present invention by conducting post 393 with connection line as 395 in mainboard circuit 391 and side plate circuit, therefore, do not need picture to commonly use as the structure, connection line 193 must be located between intermediate plate 103 and top-side panel 101 or the bottom side plate 105, so the present invention is also applicable in the lamina 50.Single layer board 50 can be divided into central mainboard 51 and peripheral board 53 by V-type groove 35, same, the mainboard circuit 393 on the central mainboard 51 can be positioned at the conducting post 393 of through hole 55 and will be connected with side plate circuit 395 on the peripheral board 53 by one.And 37 of electronic building bricks can be selected in response to needs to be fixed on side plate circuit 395 or the mainboard circuit 393.

Can analogize thus, the present invention is provided with through hole by cutter on V-type slot part position and forms the design of a conducting post, not only applicable in doubling plate, multi-layer sheet or the polylith plate, it is also applicable in lamina or the individual plates, therefore, not only its scope of application can be enlarged, also the cost expenditure can be saved relatively.

In sum, the present invention is a kind of circuit board structure, refers to a kind of circuit board with V-type groove especially, by through hole on the V-type groove and conducting post, not only applicable in the two-ply structure, also can protect the electrical integrality of motherboard circuit or side plate circuit.

The above only is a preferred embodiment of the present invention, is not to be used for limiting the scope of the present invention, and all equalizations of doing according to the described shape of claim of the present invention, structure, feature and spirit change and modify, and all should be included in protection scope of the present invention.

Claims

1. V-type groove circuit board, contiguous peripheral place at circuit board is provided with four V-type grooves that are used to cut apart center mainboard and peripheral board, the subregion of this V-type groove can be cut a hole and be established at least one through hole, and in this through hole, be installed with a conducting post, make at least one mainboard circuit of being located on this center mainboard be electrically connected to a few side plate circuit of being located on this peripheral board by this conducting post.

2. V-type groove circuit board as claimed in claim 1, wherein this mainboard circuit and this side plate circuit relatively are electrically connected respectively on the end surfaces of this conducting post.

3. V-type groove circuit board as claimed in claim 1, wherein this conducting post is made by a tin alloy material.

4. V-type groove circuit board as claimed in claim 1, wherein this peripheral board separates with this center mainboard by the fracture of this V-type groove.

5. V-type groove circuit board as claimed in claim 1, wherein this circuit board is one of lamina, doubling plate, multi-layer sheet and combination thereof.

6. V-type groove circuit board as claimed in claim 1 also comprises at least one electronic building brick that is fixedly arranged on this side plate circuit.

7. V-type groove circuit board as claimed in claim 4 also comprises at least one electronic building brick that is fixedly arranged on this mainboard circuit.