Anti-static protection device

Abstract

The utility model discloses an anti-static protection device, which belongs to the field of static protection devices and comprises a shell, a flat plate is fixedly connected to the inner side of the shell, a groove is formed in the inner side of the flat plate, a circuit board body is movably inserted into the inner side of the groove, two sliding holes are formed in the top of the flat plate, and first blocks are slidably connected to the inner sides of the two sliding holes. Slots matched with the first blocks are formed in the two sides of the circuit board body, the outer sides of the two first blocks are movably inserted into the inner sides of the corresponding slots, a third block is slidably connected to the inner wall of the bottom of the flat plate, and two first columns are fixedly connected to the bottom of the third block. The circuit board mounting device is reasonable in structural design, and through cooperation of the hand wheel, the screw rod, the insertion block, the first block, the second block and the third block, a circuit board can be conveniently mounted in the device, so that the workload of workers is reduced, and the working efficiency of the workers is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of electrostatic protection device, especially a kind of anti-static protection device. BACKGROUND

[0002] Electrostatic protection device is a kind of device for protecting electronic equipment from static interference and damage. It is usually composed of one or more plasma discharge tubes, which can discharge static electricity to the ground or other conductors to protect the components in electronic equipment from being damaged by excessive static voltage. Electrostatic protection device is widely used in computer, communication equipment, medical equipment, industrial automation system and other fields, and a kind of anti-static protection device structure usually contains multiple key components, which work together to provide effective electrostatic discharge (ESD) protection.

[0003] The existing anti-static protection device is cumbersome for some users to install the internal circuit board, which increases the workload of the user and affects the work efficiency of the user. Therefore, we propose an anti-static protection device to solve this problem. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an anti-static protection device to solve the problems raised in the above background.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] An anti-static protection device comprises: a shell, a flat plate fixedly connected inside the shell, a groove opened inside the flat plate, a circuit board body movably inserted inside the groove, two slide holes opened at the top of the flat plate, a No. 1 block slidingly connected inside each of the two slide holes, a slot adapted to the No. 1 block opened at the two sides of the circuit board body, the No. 1 block movably inserted inside the corresponding slot, a No. 3 block slidingly connected to the inner wall at the bottom of the flat plate, two No. 1 columns fixedly connected to the bottom of the No. 3 block, a connecting rod rotatably connected to the outside of each of the two No. 1 columns, a No. 2 column rotatably connected to the other end of each of the two connecting rods, the No. 2 column fixedly connected to the bottom of the corresponding No. 2 block at the top, two pressure sensitive resistors and TVS diodes fixedly connected to the top of the flat plate, and the circuit board body electrically connected to the pressure sensitive resistors and TVS diodes.

[0007] Preferably, a screw rod is threadedly connected to the inside of the No. 3 block, the screw rod is rotatably connected to the inside of the shell, a hand wheel is fixedly connected to the outside of the screw rod, a spring is fixedly connected to one side of the shell, a push block is fixedly connected to the other end of the spring, an insertion block is fixedly connected to the inside of the push block, a plurality of insertion holes adapted to the insertion block are opened at one side of the hand wheel, and the insertion block is movably inserted into the corresponding insertion hole at the outside.

[0008] Preferably, the top of the shell is threadedly connected with a closing cover through a plurality of bolts, and two connecting strips are fixedly connected between the inner walls of the two sides of the shell, and the outer sides of the two connecting strips are slidingly connected to the inner sides of the third blocks.

[0009] Preferably, a connector is fixedly connected to the outer side of the circuit board body, a placement hole matched with the connector is formed in one side of the shell, and the outer side of the connector is movably inserted into the inner side of the placement hole.

[0010] Preferably, a fixing cylinder is fixedly connected to one side of the shell, a fixing rod is slidingly connected to the inner side of the fixing cylinder, and the other side of the fixing rod is fixedly connected to one side of the dial block.

[0011] Preferably, a plurality of wire fixing blocks are fixedly connected to the inner walls of the two sides of the shell, and two small blocks are fixedly connected to the two sides of the shell, and a threaded hole is formed in the inner side of each of the plurality of small blocks.

[0012] In the utility model, the circuit board body is placed in the inner side of the groove, at this time, the dial block spring is extended by pulling outwards, and the hand wheel is rotated, which makes the screw rod start to rotate, then the third block starts to move horizontally, which causes the connecting rod to start to rotate, further, the second block starts to move horizontally, then the second block drives the first block to be inserted into the inner side of the insertion slot, at this time, the dial block is not pulled, and under the action of the spring,

[0013] In the utility model, the plug is inserted into the inner side of the corresponding insertion hole, at this time, the circuit board body is installed with the device, and through the connector, the user is connected with the cable of an external device or a debugging device, which is the first contact point of static electricity into the electronic device, in the anti-static circuit of the JTAG interface, the connector can be a double-row pin pin or other forms of connector, and the piezoresistor and the TVS diode are connected in parallel in the device, which can be used for absorbing and dissipating ESD energy to protect sensitive semiconductor devices, thereby preventing static electricity from damaging the electronic device.

[0014] The utility model discloses a reasonable structure, through the cooperation between hand wheel, screw rod, plug, first block, second block and third block, the circuit board can be conveniently installed in the device, thereby reducing the work amount of the worker, and further improving the work efficiency of the worker. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic view of the anti-static protection device provided in the utility model;

[0016] Figure 2 It is a sectional structure schematic view of the anti-static protection device provided in the utility model.

[0017] Figure 3 TVS diode and connector structure schematic diagram of the utility model are provided.

[0018] Figure 4 TVS diode and connector structure schematic diagram of the utility model are provided.

[0019] In the drawing: 1, shell, 2, circuit board body, 3, pressure sensitive resistor, 4, TVS diode, 5, flat plate, 6, block one, 7, block two, 8, connecting rod, 9, block three, 10, screw rod, 11, hand wheel, 12, plug block, 13, spring, 14, dial block, 15, connector, 16, closure cover. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] Referring to Figures 1-4 An anti-static protection device, including: shell 1, the inner side of shell 1 is fixedly connected with flat plate 5, the inner side of flat plate 5 is provided with recess, the inner side of recess is movably inserted with circuit board body 2, and the top of flat plate 5 is provided with two sliding holes, the inner side of two sliding holes is movably connected with block one 6, and the both sides of circuit board body 2 are provided with the insertion slot matched with block one 6, the outer side of two block one 6 is movably inserted in the inner side of corresponding insertion slot, and the bottom inner wall of flat plate 5 is movably connected with block three 9, the bottom of block three 9 is fixedly connected with two first columns, the outer side of two first columns is rotatably connected with connecting rod 8, the other end of two connecting rod 8 is rotatably connected with second column, and the top of two second columns is fixedly connected with the bottom of corresponding block two 7, and the top of flat plate 5 is fixedly connected with two pressure sensitive resistors 3 and TVS diodes 4, and circuit board body 2 is electrically connected with pressure sensitive resistor 3 and TVS diode 4.

[0022] In the embodiment, the inner side of block three 9 is threadedly connected with screw rod 10, the outer side of screw rod 10 is rotatably connected in shell 1, the outer side of screw rod 10 is fixedly connected with hand wheel 11, one side of shell 1 is fixedly connected with spring 13, the other end of spring 13 is fixedly connected with dial block 14, the inner side of dial block 14 is fixedly connected with plug block 12, one side of hand wheel 11 is provided with a plurality of insertion holes matched with plug block 12, the outer side of plug block 12 is movably inserted in the inner side of corresponding insertion hole, the top of shell 1 is threadedly connected with closure cover 16 through a plurality of bolts, and the inner wall between the both sides of shell 1 is fixedly connected with two connecting strips, the outer side of two connecting strips is movably connected in the inner side of block three 9, which makes block three 9 can stably move.

[0023] In the embodiment, the circuit board body 2 is fixedly connected with a connector 15 outside, the shell 1 is provided with a placing hole matched with the connector 15 on one side, the connector 15 is movably inserted into the placing hole, the shell 1 is fixedly connected with a fixing cylinder on one side, the fixing cylinder is slidably connected with a fixing rod inside, the fixing rod is fixedly connected with the knob 14 on the other side, the shell 1 is fixedly connected with a plurality of wire fixing blocks on the inner walls of the two sides, and the shell 1 is fixedly connected with two small blocks on the two sides, and the plurality of small blocks are provided with threaded holes inside, so as to connect the device with other mechanisms.

[0024] In the embodiment, when in use, the circuit board body 2 is placed in the groove, the knob 14 is pushed outward, the spring 13 is elongated, the hand wheel 11 is rotated, the screw rod 10 is rotated, the third block 9 is horizontally moved, the connecting rod 8 is rotated, the second block 7 is horizontally moved, the first block 6 is inserted into the insertion slot, the knob 14 is not pushed, the insertion block 12 is inserted into the corresponding insertion hole under the action of the spring 13, the circuit board body 2 is installed in the device, the connector 15 is connected with the cable of an external device or a debugging device, and the connector is the first contact point of static electricity entering the electronic device, the connector can be a double-row pin or other forms of connectors in the anti-static circuit of the JTAG interface, the pressure-sensitive resistor 3 and the TVS diode 4 are connected in parallel in the device, which can be used for absorbing and dissipating ESD energy to protect sensitive semiconductor devices and prevent static electricity from damaging the electronic device.

[0025] The anti-static protection device is described in detail. The principle and implementation of the device are described in the embodiments. The above embodiments are used to help understand the method and core idea of the device. It should be noted that the device can be improved and modified without departing from the principle of the device. These improvements and modifications also fall within the protection scope of the device.

Claims

1. An anti-static protection device, characterized in that, Include: The shell (1), the inside fixed connection has the flat plate (5), the inside of the flat plate (5) is provided with recess, the recess inside movable plug-in has circuit board body (2), and the flat plate (5) top is provided with two slide hole, two The slide hole inside is slidably connected with a block (6), and the circuit board body (2) both sides are provided with the insertion slot matched with a block (6), two The outside of the first block (6) is movably inserted in the inside of the corresponding insertion slot, and the bottom inner wall of the flat plate (5) is slidably connected with the third block (9), The bottom of the third block (9) is fixedly connected with two first columns, two The outside of the first column is rotatably connected with a connecting rod (8), two The other end of the connecting rod (8) is rotatably connected with a second column, and the top of the second column is fixedly connected with the bottom of the corresponding second block (7), and the top of the flat plate (5) is fixedly connected with two piezoresistors (3) and TVS diodes (4), and the circuit board body (2) is electrically connected with piezoresistor (3) and TVS diode (4).

2. The anti-static protection device according to claim 1, wherein, The third block (9) inside screw connection has screw rod (10), and the screw rod (10) outside is rotatably connected in the shell (1), the screw rod (10) outside is fixedly connected with hand wheel (11), and the shell (1) one side is fixedly connected with spring (13), The other end of the spring (13) is fixedly connected with the block (14), the block (14) inside fixedly connected with the plug (12), the hand wheel (11) one side is provided with a plurality of insertion hole matched with the plug (12), The outside of the plug (12) is movably inserted in the inside of the corresponding insertion hole.

3. The anti-static protection device of claim 1, wherein, The top of the shell (1) is screwedly connected with the closure cover (16) through a plurality of bolts, and the two connecting strips are fixedly connected between the two side inner walls of the shell (1), and the two connecting strips are slidably connected inside the third block (9).

4. The electrostatic protection device of claim 1, wherein the first and second electrodes are formed of a conductive material. The outside of the circuit board body (2) is fixedly connected with the connector (15), and the shell (1) one side is provided with the placing hole matched with the connector (15), and the connector (15) outside is movably inserted in the inside of the placing hole.

5. The anti-static protection device of claim 1, wherein, The shell (1) one side is fixedly connected with the fixed cylinder, the fixed rod is slidably connected in the inside of the fixed cylinder, and the fixed rod is fixedly connected on the one side of the block (14).

6. The anti-static protection device of claim 1, wherein, The two side inner walls of the shell (1) are fixedly connected with a plurality of wire fixing blocks, and the two sides of the shell (1) are fixedly connected with two small blocks, and the inside of the plurality of small blocks is provided with a threaded hole.

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