Anti-static ultrathin circuit board

Abstract

The utility model provides an anti-static ultrathin circuit board, comprising a substrate, the top of the substrate is provided with a dismounting assembly, and the top of the dismounting assembly is provided with an anti-static assembly; the disassembling and assembling assembly comprises a first mounting block arranged on the right side of the front face of the base plate, a first mounting groove is formed in the inner side of the first mounting block, and a first butt joint block is arranged on the inner side of the first mounting groove; the anti-static assembly comprises an anti-static shielding cover arranged on the outer side of the substrate. According to the anti-static ultrathin circuit board provided by the utility model, through the arrangement of the anti-static shielding cover, the guide block and the anti-static film, static electricity on the surface of the circuit board is conducted to the anti-static shielding cover by the guide block and is finally discharged by the conductive wire, so that the anti-static capability of the circuit board is improved; and personnel can quickly and conveniently fix and disassemble the anti-static shielding cover, so that the efficiency of overhauling the circuit board is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of ultra -thin circuit board especially relates to a prevent static electricity ultra -thin circuit board. BACKGROUND

[0002] Circuit board, full name is printed circuit board (abbreviation PCB), it is an important electronic component, it is through the configuration conductive pattern on the insulating substrate, realizes the electrical connection between electronic components. The development of circuit board has more than 100 years' history, the earliest successful attempt can be traced back to 1925, when Charles Ducas of the United States printed out line pattern and electroplated to establish conductor as wiring on insulating substrate. And the foil membrane technology published by Austrian person Paul Eisler in 1936 is considered to be the prototype of modern printed circuit board.

[0003] Ultra -thin circuit board is a kind of circuit board with extremely low thickness, usually between 0.1mm to 0.6mm. It is used to meet the trend of light and thin and functional integration of electronic equipment, especially in high-integration equipment such as smart meter. Through innovative manufacturing process, such as laser drilling technology and inkjet printing technology, realize the manufacture of thinner circuit board.

[0004] In the related art, the existing circuit board is poor in anti-static measures, generally by brushing antistatic layer on the surface of the circuit board, or surrounding the circuit board with anti-static shell. In the circuit board with anti-static shell, the shell is often directly fixed on the surface of the circuit board, when the circuit board needs to be overhauled, the shell needs to be removed using tools, which affects the overhaul efficiency.

[0005] Therefore, it is necessary to provide an anti-static ultra-thin circuit board to solve the above technical problems. UTILITY MODEL CONTENTS

[0006] The utility model provides an anti-static ultra-thin circuit board, solves the problem that the existing part of the anti-static ultra-thin circuit board in the related art has anti-static measures, and the outer anti-static shell is not easy to disassemble during overhaul, which affects the overhaul efficiency.

[0007] To solve the above technical problems, the utility model provides an anti-static ultra-thin circuit board, which comprises: a substrate, a disassembly and assembly assembly is arranged on the top of the substrate, and an anti-static assembly is arranged on the top of the disassembly and assembly assembly.

[0008] The disassembly and assembly assembly comprises a first mounting block arranged on the right side of the front surface of the substrate, a first mounting groove is formed in the inner side of the first mounting block, and a first docking block is arranged in the inner side of the first mounting groove.

[0009] The anti-static assembly comprises an anti-static shield cover arranged outside the substrate, the right side of the bottom of the anti-static shield cover is fixedly connected with the top of the first butt joint block, and a through hole for wire passing is arranged on the top of the anti-static shield cover.

[0010] Preferably, a first slot is arranged on the inner side of the first butt joint block, a sliding rod is arranged on the inner side of the first slot in a transverse mode, a movable clamping column for cooperating with the first mounting slot is arranged on the circumferential surface of the sliding rod and can slide left and right along the length direction of the sliding rod, a first spring is arranged on the inner side of the first slot and located on the circumferential surface of the sliding rod, and the right end of the first spring is fixedly connected with the left side of the movable clamping column.

[0011] Preferably, a second mounting block is arranged on the left side of the front surface of the substrate, a second butt joint block is arranged on the inner side of the second mounting block, and the top of the second butt joint block is fixedly connected with the left side of the bottom of the anti-static shield cover.

[0012] Preferably, a T-shaped second slot is arranged on the inner side of the second butt joint block, a top ejection clamping column is arranged on the left and right sides of the inner wall of the second slot and can slide left and right, one end of each of the two top ejection clamping columns is provided with a second spring, and a clamping hole for cooperating with the top ejection clamping column is arranged on the inner side of the second mounting block.

[0013] Preferably, a rope is arranged on the opposite side of the two top ejection clamping columns, a rotating rod is arranged on the inner wall of the second slot in a vertical and rotatable mode, the middle part of the rope is fixedly wound on the circumferential surface of the rotating rod, and the top end of the rotating rod penetrates the inner side of the second slot and extends to the top of the anti-static shield cover.

[0014] Preferably, a conductive wire is arranged on the right side of the anti-static shield cover, a guide block is arranged on the top of the substrate and abuts against the inner wall of the anti-static shield cover, and an anti-static film is arranged on the bottom of the substrate.

[0015] Compared with the related art, the anti-static ultra-thin circuit board has the following beneficial effects:

[0016] The anti-static ultra-thin circuit board comprises an anti-static shield cover, a guide block and an anti-static film, the guide block conducts static electricity on the surface of the circuit board to the anti-static shield cover and finally discharges the static electricity through the conductive wire, thereby improving the anti-static capability of the circuit board, the disassembly and assembly assembly is arranged, personnel can quickly and conveniently fix and disassemble the anti-static shield cover, and the efficiency of the circuit board during maintenance is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1A preferred embodiment structure diagram of the anti-static ultra-thin circuit board is shown in the figure;

[0018] Figure 2 For Figure 1 The first mounting block and the second mounting block are shown in the figure.

[0019] Figure 3 For Figure 1 The device is fixed in the state structure diagram.

[0020] In the figure, 1 is a base plate; 2 is a disassembly and assembly component; 21 is a first mounting block; 22 is a first mounting groove; 23 is a first butt joint block; 24 is a first slot; 25 is a sliding rod; 26 is a movable clamping column; 27 is a first spring; 28 is a second mounting block; 29 is a second butt joint block; 3 is an anti-static component; 31 is an anti-static shield; 32 is a through hole; 33 is a conductive wire; 34 is a guide block; 35 is an anti-static film; 4 is a second slot; 5 is an ejection clamping column; 6 is a second spring; 7 is a rope; and 8 is a rotating rod. Specific implementation

[0021] The utility model will be further described below in combination with the drawings and embodiments.

[0022] Please refer to Figure 1 、 Figure 2 、 Figure 3 Among them Figure 1 A preferred embodiment structure diagram of the anti-static ultra-thin circuit board is shown in the figure; Figure 2 For Figure 1 The first mounting block and the second mounting block are shown in the figure. Figure 3 For Figure 1 The device is fixed in the state structure diagram, an anti-static ultra-thin circuit board, comprising: a base plate 1, the top of the base plate 1 is provided with a disassembly and assembly component 2, and the top of the disassembly and assembly component 2 is provided with an anti-static component 3.

[0023] The disassembly and assembly component 2 comprises a first mounting block 21 arranged on the right side of the front face of the base plate 1, a first mounting groove 22 is formed in the inner side of the first mounting block 21, and a first butt joint block 23 is arranged on the inner side of the first mounting groove 22.

[0024] The anti-static component 3 comprises an anti-static shield 31 arranged on the outer side of the base plate 1, the bottom right side of the anti-static shield 31 is fixedly connected with the top of the first butt joint block 23, and the top of the anti-static shield 31 is provided with a through hole 32 for wire passing.

[0025] The static electricity on the surface of the circuit board is conducted to the anti-static shield 31 by the guide block 34, and is finally discharged by the conductive wire 33, thereby improving the anti-static capability of the circuit board.

[0026] The inner side of the first butt joint block 23 is provided with a first slot 24, and the inner side of the first slot 24 is transversely provided with a sliding rod 25. The circumferential side of the sliding rod 25 is slidably provided with a movable clamping column 26 used in cooperation with the first mounting slot 22. The inner side of the first slot 24 and the circumferential side of the sliding rod 25 are provided with a first spring 27. The right end of the first spring 27 is fixedly connected to the left side of the movable clamping column 26.

[0027] Through the arrangement of the first spring 27, the movable clamping column 26 and the first mounting slot 22, when the anti-static shield 31 is fixedly installed, the movable clamping column 26 can be pushed to the left side, and then the first butt joint block 23 is installed inside the first slot 24. Through the arrangement of the L-shaped slot, the movable clamping column 26 is clamped on the right side under the action of the first spring 27, thereby realizing the fixation of the right side of the bottom of the anti-static shield 31.

[0028] The left side of the front of the substrate 1 is provided with a second mounting block 28. The inner side of the second mounting block 28 is provided with a second butt joint block 29. The top of the second butt joint block 29 is fixedly connected to the left side of the bottom of the anti-static shield 31.

[0029] The inner side of the second butt joint block 29 is provided with a T-shaped second slot 4. The inner wall of the second slot 4 is provided with two top-out clamping columns 5 which can slide left and right. The two top-out clamping columns 5 are provided with a second spring 6 at the end away from each other. The inner side of the second mounting block 28 is provided with a clamping hole used in cooperation with the top-out clamping column 5.

[0030] Through the arrangement of the second spring 6 and the two top-out clamping columns 5, when the second butt joint block 29 on the left side of the bottom of the anti-static shield 31 is clamped inside the second mounting block 28, the second spring 6 will lift the two top-out clamping columns 5 so that they are clamped inside the clamping hole, thereby completing the fixation of the anti-static shield 31.

[0031] The opposite side of the two top-out clamping columns 5 is provided with a rope 7. The inner wall of the second slot 4 is vertically provided with a rotating rod 8 which can rotate. The middle part of the rope 7 is fixedly wound on the circumferential side of the rotating rod 8. The top end of the rotating rod 8 penetrates the inner side of the second slot 4 and extends to the top of the anti-static shield 31.

[0032] When disassembling, only the top end of the rotating rod 8 needs to be rotated, so that the rope 7 on the circumferential side thereof is wound, and then the rope 7 can pull the two top-out clamping columns 5 away from the clamping hole, thereby unlocking the left side of the bottom of the anti-static shield 31.

[0033] The right side of the anti-static shield 31 is provided with a conductive wire 33, the top of the substrate 1 is provided with a guide block 34 which is attached to the inner wall of the anti-static shield 31, and the bottom of the substrate 1 is provided with an anti-static film 35.

[0034] After the anti-static shield 31 is fixed on the substrate 1, the outer side of the guide block 34 is attached to the inner wall of the anti-static shield 31, thereby guiding static electricity. By providing the anti-static film 35, the bottom of the substrate 1 is isolated from the outside world, thereby avoiding static electricity from being generated at the bottom.

[0035] The working principle of the anti-static ultra-thin circuit board provided by the utility model is as follows:

[0036] Step 1: In use, various electronic components and external wires are welded to the substrate 1, the external wires can be connected through the through hole 32, the anti-static shield 31 is installed vertically downward, the butt blocks on the left and right sides of the bottom of the anti-static shield 31 are fixed to the mounting blocks, under the action of the anti-static shield 31, the guide block 34 and the anti-static film 35, the static electricity on the surface of the circuit board is conducted to the anti-static shield 31, and finally discharged by the conductive wire 33, thereby improving the anti-static capability of the circuit board.

[0037] Step 2: When maintenance is needed, only the top end of the rotating rod 8 is rotated, so that the rope 7 on the circumferential side is wound, thereby enabling the rope 7 to pull the two side top-out clamping columns 5 out of the clamping holes, thereby unlocking the left side of the bottom of the anti-static shield 31, and the movable clamping column 26 is pushed to the left side, so that it is separated from the clamping of the L-shaped groove, at this time, the anti-static shield 31 is lifted upward, without the need of using tools, and the disassembly and assembly are convenient.

[0038] Compared with the related art, the anti-static ultra-thin circuit board provided by the utility model has the following beneficial effects:

[0039] By providing the anti-static shield 31, the guide block 34 and the anti-static film 35, the static electricity on the surface of the circuit board is conducted to the anti-static shield 31 by the guide block 34, and finally discharged by the conductive wire 33, thereby improving the anti-static capability of the circuit board. By providing the disassembly and assembly component 2, personnel can quickly and conveniently fix and disassemble the anti-static shield 31, thereby greatly improving the efficiency of the circuit board during maintenance.

[0040] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, any equivalent structure or equivalent process conversion by using the utility model specification and drawing contents, or direct or indirect application in other related technical fields, are also included in the patent protection range of the utility model.

Claims

1. An antistatic ultra-thin circuit board, characterized in that, Include: The top of the substrate (1) is provided with a disassembly assembly (2), and the top of the disassembly assembly (2) is provided with an anti-static assembly (3); The disassembly assembly (2) includes a first mounting block (21) arranged on the right side of the front of the substrate (1), a first mounting groove (22) is formed in the inner side of the first mounting block (21), and a first docking block (23) is arranged in the inner side of the first mounting groove (22); The anti-static assembly (3) includes an anti-static shield (31) arranged on the outer side of the substrate (1), the right side of the bottom of the anti-static shield (31) is fixedly connected with the top of the first docking block (23), and a through hole (32) for wire passing is arranged on the top of the anti-static shield (31).

2. The anti-static ultra-thin circuit board according to claim 1, wherein, The inner side of the first docking block (23) is provided with a first slot (24), the inner side of the first slot (24) is transversely provided with a sliding rod (25), the circumferential surface of the sliding rod (25) is slidably provided with a movable clamping column (26) matched with the first mounting groove (22), and the inner side of the first slot (24) and located on the circumferential surface of the sliding rod (25) is provided with a first spring (27), and the right end of the first spring (27) is fixedly connected with the left side of the movable clamping column (26).

3. The anti-static ultra-thin circuit board of claim 1, wherein, The left side of the front of the substrate (1) is provided with a second mounting block (28), the inner side of the second mounting block (28) is provided with a second docking block (29), and the top of the second docking block (29) is fixedly connected with the left side of the bottom of the anti-static shield (31).

4. The anti-static ultra-thin circuit board according to claim 3, wherein, The inner side of the second docking block (29) is provided with a T-shaped second slot (4), the left and right sides of the inner wall of the second slot (4) are slidably provided with a top clamping column (5), and the opposite ends of the two top clamping columns (5) are provided with a second spring (6). The inner side of the second mounting block (28) is provided with a clamping hole matched with the top clamping column (5).

5. The anti-static, ultra-thin circuit board of claim 4, wherein, One side of the two top clamping columns (5) is provided with a rope (7), the inner wall of the second slot (4) is vertically rotatably provided with a rotating rod (8), the middle part of the rope (7) is fixedly wound on the circumferential surface of the rotating rod (8), and the top end of the rotating rod (8) penetrates the inner side of the second slot (4) and extends to the top of the anti-static shield (31).

6. The anti-static, ultra-thin circuit board of claim 1, wherein, The right side of the anti-static shield (31) is provided with a conductive wire (33), the top of the substrate (1) and the inner wall of the anti-static shield (31) are provided with a guide block (34), and the bottom of the substrate (1) is provided with an anti-static film (35).

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