Splicing type printed circuit board

Abstract

The utility model discloses a spliced printed circuit board, which relates to the technical field of printed circuit boards and comprises a circuit board body, splicing grooves are arranged on the periphery of the outer wall of the circuit board body, a connecting column is inserted between two adjacent splicing grooves, the connecting column is hollow, through holes are arranged at the lower ends of two sides of the inner wall of the connecting column, and the through holes are communicated with the splicing grooves. A through hole is formed in the circuit board body, a moving block slidably penetrates through the through hole, strip-shaped holes are formed in the two sides of the connecting column, a pressing plate slidably penetrates through the strip-shaped holes, the pressing plate and the moving block are arranged on the two sides of the outer portion of the circuit board body, an extrusion locking mechanism is arranged between the top of the pressing plate and the connecting column, and an elastic moving mechanism is arranged between the moving block and the inner wall of the connecting column. According to the utility model, two adjacent circuit boards can be seamlessly spliced and are stably extruded and locked, so that the splicing efficiency between the printed circuit boards is improved, and meanwhile, excessive transformation of the circuit board bodies is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to printed circuit board technical field, concretely relates to a spliced printed circuit board. BACKGROUND

[0002] Printed circuit board is also called printed circuit board, and it is an important electronic component, and it is the support body of electronic components and the carrier of electrical connection of electronic components, and for some large specification circuit boards, in order to reduce manufacturing difficulty and improve production efficiency, a plurality of smaller specification printed circuit boards are spliced and combined.

[0003] Through the search, the patent file with the announcement number CN221409207U discloses a spliced printed circuit board, when the two circuit boards need to be spliced, the plug rod is pulled to the right, the extension spring is compressed, the plug rod is put into the limiting piece, the limiting piece on the right side of the second link plate on the circuit board body is put into the clamping groove in the first link plate on the other circuit board body, the plug rod is released, the extension spring is restored, and the plug rod is inserted into the plug hole, and the splicing of the two circuit boards is completed.

[0004] But the printed circuit board needs to be spliced, the circuit board body needs to be modified, the original manufacturing cost and efficiency of the circuit board are increased, and seamless splicing cannot be carried out between the plurality of circuit boards, so that the splicing effect of the circuit board is reduced. UTILITY MODEL CONTENTS

[0005] In view of the problems existing in the prior art spliced printed circuit board, the utility model is provided.

[0006] Therefore, the utility model aims at providing a spliced printed circuit board, which solves the problem that the printed circuit board needs to be spliced, the circuit board body needs to be modified, and the original manufacturing cost and efficiency of the circuit board are increased.

[0007] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme:

[0008] A spliced printed circuit board, comprising a circuit board body, a splicing groove is formed in the outer wall of the circuit board body, a connecting column is arranged between two adjacent splicing grooves, the connecting column is hollow, a through hole is formed in the lower end of the inner wall of the connecting column, a moving block is slidably arranged in the through hole, a strip-shaped hole is formed in the two sides of the connecting column, a pressing plate is slidably arranged in the strip-shaped hole, the pressing plate and the moving block are arranged on the outer sides of the circuit board body, and a squeezing locking mechanism is arranged between the top of the pressing plate and the connecting column.

[0009] An elastic moving mechanism is arranged between the moving block and the inner wall of the connecting column.

[0010] Preferably, the extrusion locking mechanism comprises an adjusting screw, the upper end of the adjusting screw is screwed on the top of the connecting column, and the top is fixedly provided with a rotating block, and the lower end of the adjusting screw is rotatably sleeved with a sleeve pipe, and the sleeve pipe is fixedly connected with the pressing plate.

[0011] Preferably, the lower sides of the two moving blocks are provided in a slope shape.

[0012] Preferably, the elastic moving mechanism comprises a sliding block, the inner wall of the connecting column is provided at the lower end with two symmetrically arranged sliding grooves, the sliding block is fixedly arranged in the interior of the moving block, and the two ends of the sliding block are slidably arranged in the two sliding grooves, respectively, the interiors of the two sliding grooves are provided with elastic telescopic rods, and the two ends of the elastic telescopic rods are fixedly connected with the two sliding blocks, respectively.

[0013] Further, the interiors of the four peripheries of the circuit board body are provided with limiting holes, the limiting holes are arranged adjacent to the splicing grooves, the bottom of the pressing plate is fixedly provided with a limiting rod, and the limiting rod is inserted into the limiting hole.

[0014] Preferably, the connecting column is divided into upper and lower two parts, and the upper and lower two parts are fixedly welded.

[0015] In the above technical scheme, the technical effects and advantages of the present application are provided.

[0016] The present application, through the splicing groove, the connecting column, the pressing plate, the moving block, the extrusion locking mechanism and the elastic moving mechanism, can seamlessly splice two adjacent circuit boards, stably extrude and lock, improve the splicing efficiency between the printed circuit boards, and reduce the excessive modification of the circuit board body.

[0017] The present application, through the pressing plate, the limiting rod and the limiting hole, guarantees the stability of the two spliced circuit boards through the insertion of the limiting rod and the limiting hole, and avoids the disconnection of the spliced circuit boards as much as possible. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0019] Figure 1 It is a structural schematic view of the present application;

[0020] Figure 2 It is a structural schematic view of the present application; Figure 1 It is an enlarged schematic view of A part of the present application;

[0021] Figure 3The utility model discloses a connection column's internal structure schematic view.

[0022] Mark explanation:

[0023] 1, circuit board body;2, splicing groove;3, connecting column;4, moving block;5, strip hole;6, pressing plate;7, adjusting screw;8, rotating block;9, sleeve;10, sliding block;11, sliding slot;12, elastic telescopic rod;13, limiting hole;14, limiting rod. Specific implementation

[0024] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, below will be combined with the further detailed introduction of the utility model to the drawing.

[0025] The utility model embodiment discloses a splicing type printed circuit board.

[0026] The utility model provides a splicing type printed circuit board as Figures 1-3 As shown in a kind of splicing type printed circuit board including circuit board body 1, the outer wall of circuit board body 1 is all set with splicing groove 2, and connecting column 3 is commonly inserted between adjacent two splicing grooves 2, connecting column 3 is hollowly arranged, connecting column 3 is divided into upper and lower two parts, and upper and lower two parts are welded and fixed, the inner wall both sides lower end of connecting column 3 is all set with through hole, and moving block 4 is slidably arranged in through hole, the both sides of connecting column 3 are all set with strip hole 5, and pressing plate 6 is slidably arranged in strip hole 5, and pressing plate 6 and moving block 4 are located at the external both sides of circuit board body 1, and extrusion locking mechanism is equipped between the top of pressing plate 6 and connecting column 3, and extrusion locking mechanism includes adjusting screw 7, and the upper end of adjusting screw 7 is screwed in the top of connecting column 3, and rotating block 8 is fixedly arranged on top, and the lower end of adjusting screw 7 is rotatably sleeved with sleeve 9, and sleeve 9 is fixedly connected with pressing plate 6, and the internal four around of circuit board body 1 are all set with limiting hole 13, and limiting hole 13 is adjacently arranged with splicing groove 2, and limiting rod 14 is fixedly arranged on the bottom of pressing plate 6, and limiting rod 14 is inserted into limiting hole 13.

[0027] Before the circuit board is spliced, the side of the two circuit board bodies 1 is contacted, and the inside of the two splicing grooves 2 is arranged in a circular shape, then the connecting column 3 is inserted into the two splicing grooves 2, so that the two moving blocks 4 are moved to the bottom of the circuit board body 1 after the insertion of the connecting column 3, and are contacted with the circuit board body 1, then the rotating block 8 is pushed, so that the rotating block 8 drives the adjusting screw 7 to rotate and pushes the pressing plate 6, at this time, the pressing plate 6 is longitudinally moved and extruded on the surface of the circuit board body 1 under the sliding limiting of the strip-shaped hole 5 after being pushed, at this time, the two circuit board bodies 1 are spliced by the extrusion of the two sides of the pressing plate 6 and the moving block 4, and the position of the two circuit board bodies 1 is limited by the insertion of the limiting rod 14 into the limiting hole 13 during the movement of the pressing plate 6, so that the disconnection of the spliced circuit board is avoided as much as possible, and the splicing stability is ensured.

[0028] In order to enable the moving block 2 to be stably moved to the bottom of the circuit board body 1 when the connecting column 3 is inserted into the inside of the splicing groove 2, as shown in Figure 1 and Figure 3 The lower side of the two moving blocks 4 is arranged in an inclined surface, and the elastic moving mechanism is arranged between the moving block 4 and the inner wall of the connecting column 3, the elastic moving mechanism comprises a sliding block 10, two symmetrical sliding grooves 11 are formed in the lower end of the inner wall of the connecting column 3, the sliding block 10 is fixedly arranged in the inside of the moving block 4, and the two ends of the sliding block 10 are slidably arranged in the two sliding grooves 11, respectively, and the inside of the two sliding grooves 11 is provided with an elastic expansion rod 12, and the two ends of the elastic expansion rod 12 are fixedly connected with the two sliding blocks 10, respectively.

[0029] During the insertion of the connecting column 3 into the splicing groove 2, the inclined surface of the moving block 4 is contacted with the slot of the splicing groove 2, at this time, the moving block 4 is extruded on the elastic expansion rod 12 by the sliding support of the sliding block 10 and the sliding groove 11 under the pushing of the splicing groove 2, so that the two moving blocks 4 are close to each other and are inserted into the splicing groove 4, and when the moving block 4 is moved to the bottom of the circuit board body 1, the moving block 4 is bounced and moved to the original position under the elastic recovery of the elastic expansion rod 12, so as to facilitate the extrusion positioning of the circuit board by the pressing plate 6.

[0030] The above only describes certain exemplary embodiments of the present application by way of illustration, without doubt, for ordinary skilled in the art, the described embodiments can be modified in various ways without departing from the spirit and scope of the present application. Therefore, the above drawings and description are illustrative in nature and should not be construed as limiting the scope of protection of the claims of the present application.

Claims

1. A patch printed circuit board comprising a circuit board body (1), characterized in that, The outer wall of the circuit board body (1) is provided with a splicing groove (2), two adjacent splicing grooves (2) are provided with a connecting column (3), the connecting column (3) is hollow, the inner wall of the connecting column (3) is provided with a through hole, the through hole is provided with a moving block (4), the connecting column (3) is provided with a strip hole (5), the strip hole (5) is provided with a pressing plate (6), the pressing plate (6) and the moving block (4) are provided on the outer sides of the circuit board body (1), and the top of the pressing plate (6) and the connecting column (3) are provided with an extrusion locking mechanism. The moving block (4) and the inner wall of the connecting column (3) are provided with an elastic moving mechanism.

2. The tiled printed circuit board of claim 1, wherein, The extrusion locking mechanism comprises an adjusting screw (7), the upper end of the adjusting screw (7) is screwed into the top of the connecting column (3), the top is fixedly provided with a rotating block (8), the lower end of the adjusting screw (7) is rotatably sleeved with a sleeve (9), and the sleeve (9) is fixedly connected with the pressing plate (6).

3. The tiled printed circuit board of claim 1, wherein, The lower sides of the two moving blocks (4) are inclined.

4. The tiled printed circuit board of claim 1, wherein, The elastic moving mechanism comprises a sliding block (10), the inner wall of the connecting column (3) is provided with two symmetrically arranged sliding grooves (11), the sliding block (10) is fixedly provided in the moving block (4), and the two ends are slidably arranged in the two sliding grooves (11), respectively, the two sliding grooves (11) are provided with elastic expansion rods (12), respectively, and the two ends of the elastic expansion rods (12) are fixedly connected with the two sliding blocks (10).

5. The tiled printed circuit board of claim 1, wherein, The inner wall of the circuit board body (1) is provided with a limiting hole (13), the limiting hole (13) is provided adjacent to the splicing groove (2), the bottom of the pressing plate (6) is fixedly provided with a limiting rod (14), and the limiting rod (14) is inserted into the limiting hole (13).

6. The tiled printed circuit board of claim 1, wherein, The connecting column (3) is divided into two parts, and the two parts are welded and fixed.

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