CN210247152U - Combined spliced circuit board - Google Patents
Combined spliced circuit board Download PDFInfo
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- CN210247152U CN210247152U CN201921098881.XU CN201921098881U CN210247152U CN 210247152 U CN210247152 U CN 210247152U CN 201921098881 U CN201921098881 U CN 201921098881U CN 210247152 U CN210247152 U CN 210247152U
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Abstract
The utility model discloses a combined spliced circuit board, belonging to the technical field of printed circuit boards, comprising a first sub-board and a second sub-board, wherein the first sub-board and the second sub-board are spliced with each other; the first sub-board is provided with a V-shaped opening at one spliced side, the second sub-board is provided with a bulge matched with the opening in shape at one spliced side, and the bulge is clamped with the opening, so that the displacement of the first sub-board and the second sub-board along the board edge direction is limited; still include a plurality of connection welding pins, the both ends of connecting the welding pin are welded fastening respectively in first through-hole and second through-hole to this connection fixes first daughter board and second daughter board, and first daughter board and second daughter board are followed the flange limit direction and are restricted the activity this moment, and the welded fastening of welding pin is connected to the rethread, thereby make two boards can be firmly fixed together, and connect the welding pin and weld on the face, can use as connecting wire simultaneously, communicate the circuit of first daughter board and second daughter board.
Description
Technical Field
The utility model belongs to the technical field of printed circuit board, especially, relate to a multilayer circuit board.
Background
The printed circuit board, also known as printed circuit board, printed board for short, pcb (printed circuit board) for short, or pwb (printed wiring board), is cut into a certain size by using an insulating board as a base material, and at least one conductive pattern is attached to the insulating board and is provided with holes (such as element holes, fastening holes, metalized holes, and the like) for replacing a chassis of an electronic component in the prior art and realizing the mutual connection of the electronic component. Such boards are known as "printed" circuit boards because they are made using electronic printing. It is not exact to custom refer to a "printed wiring board" as a "printed circuit" because there are no "printed components" on the printed board, but only wiring. It is an important electronic component, and is a support body of the electronic component;
in the design to present PCB board, the function that requires to reach is more and more, and to the PCB board of multiple functions, the PCB board is arranged more, can't splice between present panel and the panel, leads to the PCB board to occupy more area for the PCB board is along with the increase of function, and the increase of its occupation space is not convenient for accomodate and remove.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem of main solution provides a combination concatenation formula circuit board, including a plurality of connection welding pins, the both ends of connecting the welding pin are welded fastening respectively in first through-hole and second through-hole to this first daughter board of connection fixation and second daughter board, first daughter board and second daughter board are followed the flange side direction and are restricted the activity this moment, and the welded fastening of rethread connection welding pin to make two blocks of boards can be together firmly fixed, and connect the welding pin and weld on the face, can regard connecting wire to use simultaneously, communicate the circuit of first daughter board and second daughter board.
In order to solve the technical problem, the utility model discloses a technical scheme of adoption as follows:
a combined spliced circuit board comprises a first sub-board and a second sub-board, wherein the first sub-board and the second sub-board are spliced with each other;
the first sub-board is provided with a V-shaped opening at one spliced side, the second sub-board is provided with a bulge matched with the opening in shape at one spliced side, and the bulge is clamped with the opening, so that the displacement of the first sub-board and the second sub-board along the board edge direction is limited;
the board surface of the first sub-board is provided with a plurality of first through holes, the board surface of the second sub-board is provided with a plurality of second through holes, the first through holes are located at the edge of one spliced side of the first sub-board, and the second through holes are located at the edge of one spliced side of the second sub-board;
the welding device is characterized by further comprising a plurality of connecting welding pins, wherein two ends of each connecting welding pin are respectively welded and fixed to the first through hole and the second through hole.
Furthermore, the first through holes are uniformly distributed along the edge of the first sub-board, and the second through holes are uniformly distributed along the edge of the second sub-board.
Furthermore, the connection welding pins are welded on two plate surfaces of the first sub-plate and the second sub-plate.
Further, the opening angle of the opening is 125-155 degrees.
Further, the opening angle of the opening is 130 °.
Furthermore, there are 2 openings, and two openings are located at two ends of the first sub-board respectively.
Further, the ends of the protrusions have cut corners.
The utility model has the advantages that:
in the utility model, the first sub-board is provided with a V-shaped opening at one side of the splicing part, the second sub-board is provided with a bulge matched with the opening at one side of the splicing part, and the bulge is connected with the opening in a clamping way, so that the displacement of the first sub-board and the second sub-board along the direction of the board edge is limited;
still include a plurality of connection welding pins, the both ends of connecting the welding pin are welded fastening respectively in first through-hole and second through-hole to this connection fixed first daughter board and second daughter board, opening and the arch through the V-arrangement are followed to first daughter board and second daughter board this moment along the flange limit direction by the restriction activity, the welded fastening of welding pin is connected to the rethread, thereby make two blocks of boards can be firmly fixed together, and connect the welding pin and weld on the face, can use as connecting wire simultaneously, the circuit of first daughter board of intercommunication and second daughter board.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
FIG. 1 is a schematic view of the whole structure of the circuit board of the combined splicing of the present invention;
fig. 2 is a schematic view of the overall structure of the circuit board of the present invention (exploded state);
FIG. 3 is a view from the direction A of FIG. 2;
the parts in the drawings are marked as follows:
the structure comprises a first sub-board 1, an opening 11, a first through hole 12, a second sub-board 2, a protrusion 21, a chamfer 211, a second through hole 22, and an opening angle x for connecting a welding pin 3 and the opening.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Example (b): a combination tiled circuit board, as shown in fig. 1 to 3: the device comprises a first sub-board 1 and a second sub-board 2, wherein the first sub-board and the second sub-board are spliced with each other;
the V-shaped opening 11 is formed in one spliced side of the first sub-board, the protrusion 21 matched with the opening in shape is formed in one spliced side of the second sub-board, and the protrusion is clamped with the opening, so that the first sub-board and the second sub-board are limited in displacement along the board edge direction;
in this embodiment, one side of the first sub-board is provided with the opening, and the side opposite to the opening is provided with the protrusion, so that the first sub-board and the second sub-board can be designed into the same shape and structure, the board direction can be prevented from being mistaken, and the processing is facilitated;
the board surface of the first sub-board is provided with a plurality of first through holes 12, the board surface of the second sub-board is provided with a plurality of second through holes 22, the first through holes are positioned at the edge of one spliced side of the first sub-board, and the second through holes are positioned at the edge of one spliced side of the second sub-board;
the two ends of the connecting welding needle are respectively welded and fixed in the first through hole and the second through hole so as to connect and fix the first sub-board and the second sub-board, the first sub-board and the second sub-board are limited to move along the board edge direction at the moment, and then the two sub-boards can be firmly fixed together through the welding and fixing of the connecting welding needle;
meanwhile, the connecting welding pins are welded on the board surface, so that the connecting welding pins can be used as connecting wires to communicate with the circuits of the first sub-board and the second sub-board, and the two purposes are achieved at one stroke.
The first through holes are uniformly distributed along the edge of the first sub-board, and the second through holes are uniformly distributed along the edge of the second sub-board.
First daughter board with two faces of second daughter board all weld and have connect the welding pin, the fastness of connection of two daughter boards of assurance that the two-sided welding pin can be better.
The opening angle x of the opening is 125-155 degrees.
In this embodiment, the opening angle x of the opening is preferably 130 °.
The number of the openings is 2, and the two openings are respectively located at two ends of the first sub-board, but the number of the openings is not limited to this, and the number of the openings can be any number.
The ends of the projections have cut corners 211 that avoid interference with the bottom of the V-shaped opening;
in addition, during actual production, the first sub-board and the second sub-board are of jointed board structures, the track of the V-CUT groove of the jointed board structures is arranged along the splicing edges of the first sub-board and the second sub-board, the V-shaped opening is processed through the V-CUT groove, and the cutting corner can prevent the bulges from being broken when the boards are finally broken.
The utility model discloses a working process and theory of operation as follows:
the first sub-board is provided with a V-shaped opening at one spliced side, the second sub-board is provided with a bulge matched with the opening in shape at one spliced side, and the bulge is clamped with the opening, so that the displacement of the first sub-board and the second sub-board along the board edge direction is limited;
the two ends of the connecting welding needle are respectively welded and fixed in the first through hole and the second through hole so as to fixedly connect the first sub-board and the second sub-board, meanwhile, the first sub-board and the second sub-board are limited to move along the board edge direction through the V-shaped opening and the protrusion, and then the two sub-boards can be firmly fixed together through the welding and fixing of the connecting welding needle;
meanwhile, the connecting welding pins are welded on the board surface, so that the connecting welding pins can be used as connecting wires to communicate with the circuits of the first sub-board and the second sub-board, and the two purposes are achieved at one stroke.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the same principle as the present invention.
Claims (7)
1. The utility model provides a combination concatenation formula circuit board which characterized in that: the device comprises a first sub-board (1) and a second sub-board (2), wherein the first sub-board and the second sub-board are spliced with each other;
the first sub-board is provided with a V-shaped opening (11) at one spliced side, the second sub-board is provided with a bulge (21) matched with the opening in shape at one spliced side, and the bulge is clamped with the opening, so that the displacement of the first sub-board and the second sub-board along the board edge direction is limited;
the board surface of the first sub-board is provided with a plurality of first through holes (12), the board surface of the second sub-board is provided with a plurality of second through holes (22), the first through holes are positioned at the edge of one spliced side of the first sub-board, and the second through holes are positioned at the edge of one spliced side of the second sub-board;
still include a plurality of connection welding pins (3), the both ends of connecting the welding pin welded fastening respectively in first through-hole and second through-hole.
2. The combination-tiled circuit board of claim 1, wherein: the first through holes are uniformly distributed along the edge of the first sub-board, and the second through holes are uniformly distributed along the edge of the second sub-board.
3. The combined tiled circuit board of claim 1 or 2, wherein: the first daughter board with two face of second daughter board all weld have connect the welding pin.
4. The combination-tiled circuit board of claim 1, wherein: the opening angle (x) of the opening is 125-155 degrees.
5. The combination-tiled circuit board of claim 4, wherein: the opening angle (x) of the opening is 130 °.
6. The combined tiled circuit board of claim 1 or 4, wherein: the opening is equipped with 2, two the opening is located respectively the both ends of first daughter board.
7. The combination-tiled circuit board of claim 6, wherein: the ends of the protrusions have a chamfer (211).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921098881.XU CN210247152U (en) | 2019-07-15 | 2019-07-15 | Combined spliced circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921098881.XU CN210247152U (en) | 2019-07-15 | 2019-07-15 | Combined spliced circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210247152U true CN210247152U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921098881.XU Active CN210247152U (en) | 2019-07-15 | 2019-07-15 | Combined spliced circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210247152U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113873751A (en) * | 2020-06-30 | 2021-12-31 | 广东美的厨房电器制造有限公司 | Circuit board structure and household appliance |
-
2019
- 2019-07-15 CN CN201921098881.XU patent/CN210247152U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113873751A (en) * | 2020-06-30 | 2021-12-31 | 广东美的厨房电器制造有限公司 | Circuit board structure and household appliance |
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