Combined printed circuit board

Abstract

The utility model discloses a combined printed circuit board, which relates to the field of circuit boards and comprises a plurality of circuit board bodies arranged side by side, the bottoms of the plurality of circuit board bodies are provided with a same bottom plate, and the tops of the plurality of circuit board bodies are provided with a same top plate. The two sides of the bottom plate are fixedly connected with the two sides of the top plate through stand columns. Positioning insertion plates are fixedly arranged at the bottoms and the tops of the circuit board bodies, positioning insertion grooves matched with the positioning insertion plates are formed in the upper surface of the bottom plate and the lower surface of the top plate, and elastic insertion connection mechanisms are arranged at the positions, corresponding to the positioning insertion plates, of the upper surface of the top plate. The combined mounting structure is high in strength, and meanwhile, a heat dissipation gap is reserved between the adjacent printed circuit boards, so that the use efficiency of the printed circuit boards is improved.

Description

Technical Field

[0001] The utility model relates to the field of circuit boards, in particular to a combined printed circuit board. Background Art

[0002] With the rapid development of the electronics industry, printed circuit boards are also rapidly developing towards multi-layering. As the number of printed circuit boards used increases, it is also common to use multiple printed circuit boards in combination.

[0003] At present, when multiple printed circuit boards are used in combination, due to the lack of a good installation structure, the use stability of the multiple printed circuit boards is not high, and generally the multiple printed circuit boards are stacked for use, resulting in poor heat dissipation. Therefore, a combined printed circuit board is proposed. Utility Model Content

[0004] In view of the above problems existing in the existing combined printed circuit boards, the present utility model is proposed.

[0005] Therefore, the purpose of the utility model is to provide a combined printed circuit board to solve the problems raised by the background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A combined printed circuit board comprises a plurality of circuit board bodies arranged side by side, wherein the bottoms of the plurality of circuit board bodies are provided with a common bottom plate, the tops of the plurality of circuit board bodies are provided with a common top plate, and the two sides of the bottom plate and the two sides of the top plate are fixedly connected by columns; the bottoms and tops of the plurality of circuit board bodies are fixedly provided with positioning plug-ins, the upper surface of the bottom plate and the lower surface of the top plate are provided with positioning slots matched with the positioning plug-ins, and the upper surface of the top plate is provided with an elastic plug-in mechanism at a position corresponding to the position of the plurality of positioning plug-ins.

[0008] Preferably, the elastic plug-in mechanism includes an insertion rod, a fixed disk and a spring, the insertion rod is vertically inserted into the upper surface of the top plate, the lower end of the insertion rod extends to the inside of the positioning slot, and the upper end of the insertion rod is fixedly connected to the fixed disk, the spring is sleeved on the rod wall of the insertion rod, and the two ends of the spring are respectively fixedly connected to the fixed disk and the top plate, and a socket matching the insertion rod is provided on the top of the positioning plug plate.

[0009] Preferably, the insertion rod, the fixing plate and the spring are all made of PVC insulation.

[0010] Preferably, both sides of the positioning slot on the bottom plate and both sides of the positioning slot on the top plate are arranged to penetrate.

[0011] Furthermore, mounting holes are provided on both sides of the bottom plate, and the mounting holes are waist-shaped holes.

[0012] Preferably, heat dissipation gaps are left between the plurality of circuit board bodies.

[0013] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0014] 1. The utility model, through the positioning plug plate set on the circuit board body, multiple circuit board bodies are vertically placed between the bottom plate and the top plate, and the positioning plug plate is correspondingly inserted into the inside of the positioning slot. At this time, multiple circuit board bodies can be positioned and plugged in, and gaps are left between the multiple circuit board bodies, which can improve the heat dissipation efficiency of the circuit board body.

[0015] 2. The utility model is provided with an insertion rod, a fixing plate and a spring. After the positioning plug plate is inserted into the interior of the positioning slot, the spring applies elastic force to the fixing plate and the insertion rod, so that the insertion rod is inserted into the interior of the socket, and the position of the positioning plug plate can be fixed, so that the circuit board body can be stably installed between the bottom plate and the top plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present utility model. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 For the utility model Figure 1 A top view of the circuit board body;

[0019] Figure 3 For the utility model Figure 1 Top view of the midsole plate.

[0020] Description of reference numerals:

[0021] 1. Circuit board body; 2. Bottom plate; 3. Top plate; 4. Post; 5. Positioning plate; 6. Positioning slot; 7. Insertion rod; 8. Fixed plate; 9. Spring; 10. Socket; 11. Mounting hole. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0023] The utility model embodiment discloses a combined printed circuit board.

[0024] The utility model provides Figure 1-3 A combined printed circuit board shown in the figure comprises a plurality of circuit board bodies 1 arranged side by side, a common bottom plate 2 is provided at the bottom of the plurality of circuit board bodies 1, a common top plate 3 is provided at the top of the plurality of circuit board bodies 1, both sides of the bottom plate 2 and both sides of the top plate 3 are fixedly connected by upright posts 4, positioning plug-ins 5 are fixedly provided at the bottom and top of the plurality of circuit board bodies 1, positioning slots 6 matching with the positioning plug-ins 5 are provided on the upper surface of the bottom plate 2 and the lower surface of the top plate 3, both sides of the positioning slots 6 on the bottom plate 2 and both sides of the positioning slots 6 on the top plate 3 are through-set, the plurality of circuit board bodies 1 are vertically placed between the bottom plate 2 and the top plate 3, and at the same time the positioning plug-ins 5 are correspondingly inserted into the inside of the positioning slots 6, at this time the plurality of circuit board bodies 1 can be positioned and plugged in, and heat dissipation gaps are left between the plurality of circuit board bodies 1, which can improve the heat dissipation efficiency of the circuit board bodies 1.

[0025] like Figure 1-2 As shown, an elastic plug-in mechanism is provided on the upper surface of the top plate 3 and at positions corresponding to the positions of the plurality of positioning plug-ins 5. The elastic plug-in mechanism comprises a plug rod 7, a fixed disk 8 and a spring 9. The plug rod 7, the fixed disk 8 and the spring 9 are all made of PVC insulating parts with strong insulation, so that the plug rod 7, the fixed disk 8 and the spring 9 will not be conductive. The plug rod 7 is vertically plugged into the upper surface of the top plate 3, the lower end of the plug rod 7 extends to the inside of the positioning slot 6, and the upper end of the plug rod 7 is fixedly connected to the fixed disk 8. The spring 9 is sleeved on the rod wall of the plug rod 7, and the two ends of the spring 9 are respectively fixedly connected to the fixed disk 8 and the top plate 3. A socket matching the plug rod 7 is provided on the top of the positioning plug-in plate 5. 10. After the positioning plug plate 5 is inserted into the positioning slot 6, the spring 9 applies elastic force to the fixing plate 8 and the insertion rod 7, so that the insertion rod 7 is inserted into the inside of the socket 10, and the position of the positioning plug plate 5 can be fixed, so that the circuit board body 1 can be firmly installed between the bottom plate 2 and the top plate 3, thereby improving the use stability of the circuit board body 1; when the circuit board body 1 needs to be removed from between the bottom plate 2 and the top plate 3, the fixing plate 8 is pulled upward, so that the lower end of the insertion rod 7 is removed from the inside of the socket 10 on the positioning plug plate 5, so that the positioning plug plate 5 can be removed from the inside of the positioning slot 6, so that the circuit board body 1 can be removed from between the bottom plate 2 and the top plate 3.

[0026] like Figure 3 As shown, mounting holes 11 are provided on both sides of the bottom plate 2, and the mounting holes 11 are waist-shaped holes. When the mounting plate 2 is installed, screws are inserted into the mounting holes 11 to fix the bottom plate 2 to the housing.

[0027] The above only describes some exemplary embodiments of the present invention by way of illustration. It is undoubted that those skilled in the art can modify the described embodiments in various ways without departing from the spirit and scope of the present invention. Therefore, the above drawings and descriptions are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present invention.

Claims

1. A modular printed circuit board, comprising a plurality of circuit board bodies (1) arranged side by side, characterized in that: The bottoms of the plurality of circuit board bodies (1) are provided with a common bottom plate (2), the tops of the plurality of circuit board bodies (1) are provided with a common top plate (3), and the two sides of the bottom plate (2) and the two sides of the top plate (3) are fixedly connected via columns (4); Positioning plug plates (5) are fixedly provided at the bottom and top of the plurality of circuit board bodies (1); positioning slots (6) matching the positioning plug plates (5) are provided on the upper surface of the bottom plate (2) and the lower surface of the top plate (3); and elastic plug-in mechanisms are provided on the upper surface of the top plate (3) at locations corresponding to the positions of the plurality of positioning plug plates (5).

2. The combined printed circuit board according to claim 1, characterized in that: The elastic plug-in mechanism comprises an insert rod (7), a fixed plate (8) and a spring (9); the insert rod (7) is vertically inserted into the upper surface of the top plate (3); the lower end of the insert rod (7) extends to the interior of the positioning slot (6), and the upper end of the insert rod (7) is fixedly connected to the fixed plate (8); the spring (9) is sleeved on the rod wall of the insert rod (7), and the two ends of the spring (9) are respectively fixedly connected to the fixed plate (8) and the top plate (3); and a plug hole (10) matching the insert rod (7) is provided on the top of the positioning plug plate (5).

3. The combined printed circuit board according to claim 2, characterized in that: The insertion rod (7), the fixing plate (8) and the spring (9) are all made of PVC insulating parts.

4. The combined printed circuit board according to claim 1, characterized in that: Both sides of the positioning slot (6) on the bottom plate (2) and both sides of the positioning slot (6) on the top plate (3) are arranged to penetrate.

5. The combined printed circuit board according to claim 1, characterized in that: Both sides of the bottom plate (2) are provided with mounting holes (11), and the mounting holes (11) are waist-shaped holes.

6. The combined printed circuit board according to claim 1, characterized in that: Heat dissipation gaps are left between the plurality of circuit board bodies (1).

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