Novel anti-falling circuit board

Abstract

The utility model relates to the technical field of circuit boards, and provides an anti-falling novel circuit board, which comprises a base and a dust cover, a circuit board main body is arranged at the middle position of the top end of the base, and radiating fins are fixed at the bottom of the base. By arranging the protection structure, the circuit board main body is placed at the top end of the base, then the dustproof cover is moved to one side of the base, the dustproof cover is pushed, under the extrusion action of the base, the reset block can drive the fixed pin to move into the movable groove, and when the fixed pin moves to a proper position, under the elastic force action of the reset spring, the fixed pin can move into the movable groove. The reset block drives the fixing pin to move into the fixing hole, so that the fixing pin and the base are clamped with each other, the dustproof cover and the base are fixed with each other, under the action of the dustproof cover, external dust is prevented from adhering to the circuit board main body, short circuit of the circuit board main body is avoided, and the function of convenient protection of the device is realized. Therefore, the applicability of the novel anti-falling circuit board in use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit boards, in particular to a novel anti-falling circuit board. Background Art

[0002] Circuit boards are usually made of a material called printed circuit boards, on the surface of which are printed metal wires that connect circuits and combine electrical components. However, after long-term use, the existing circuit boards are easily contaminated by dust from the outside world, which can easily cause short circuits in the circuit boards. Therefore, a new type of circuit board that prevents falling off is used;

[0003] To this end, the patent with publication number CN208063544U discloses an anti-falling circuit board, including a circuit board, a circuit board, a through hole, a wiring ring, a column, a through hole, a conductor tube, a welding point, and the circuit is connected to the inner wall of the conductor tube. The utility model has four hooks on the wiring ring, which are connected to the inside of the circuit board, and the column is provided with four hooks, which are connected to the inside of the wiring ring, so that each component is firmly connected and will not fall off; the welding point is located in the middle of the conductor tube, and one end of the conductor tube is provided with an outer rock, which is connected to the wiring ring, so that the conductor tube is firmly fixed, and the welding point is located inside, which is more firm, safe to use, and has a longer service life;

[0004] Although the anti-dropping circuit board described above can make each component firmly connected and prevent it from dropping off, the device is easy to make external dust contact the circuit board when in use, making it less suitable for use. Utility Model Content

[0005] The utility model aims to provide a novel anti-falling circuit board, so as to solve the defect that the existing anti-falling new circuit board is inconvenient to protect.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a new type of circuit board that prevents falling off, including a base and a dust cover;

[0007] A circuit board body is arranged at the middle position of the top of the base, a heat dissipation fin is fixed to the bottom of the base, a dust cover is arranged at the top of the base, and a wire insertion port is arranged on one side of the top of the dust cover;

[0008] The two sides of the base are evenly provided with protective structures, the protective structures include a movable groove, a reset spring, a reset block, a fixing pin and a fixing hole, and the movable grooves are evenly opened on the two sides of the base;

[0009] The top of the circuit board body is evenly provided with fixing structures.

[0010] When the device is used, the protective structure is provided to achieve the device's protective function, thereby improving the applicability of the new anti-falling circuit board when in use; the fixing structure is provided to achieve the device's anti-falling function, thereby improving the convenience of the new anti-falling circuit board when in use.

[0011] Preferably, a reset spring is provided inside the movable groove, a reset block is provided at one end of the reset spring, a fixing pin is fixed on the side of the reset block away from the reset spring, and fixing holes are evenly opened on both sides of the top of the dust cover. The circuit board body is placed on the top of the base, and then the dust cover is moved to one side of the base, and the dust cover is pushed. Under the squeezing action of the base, the reset block will drive the fixing pin to move to the inside of the movable groove. When it moves to a suitable position, under the elastic force of the reset spring, the reset block will drive the fixing pin to move to the inside of the fixing hole, so that the fixing pin and the base are mutually engaged, and then the dust cover and the base are fixed to each other. Under the action of the dust cover, it prevents external dust from sticking to the circuit board body, and avoids a short circuit in the circuit board body.

[0012] Preferably, one end of the fixing pin extends to the inside of the fixing hole, and the reset block and the fixing pin form a telescopic structure through a reset spring.

[0013] Preferably, one end of the return spring extends to the interior of the return block, and the other end of the return spring is fixed to the interior of the movable groove.

[0014] Preferably, the movable grooves are distributed at equal intervals on both sides of the base, and the movable grooves are distributed symmetrically on one side of the base.

[0015] Preferably, the fixing structure includes a limiting hole, a fixing bolt and a solder wire, wherein the limiting holes are evenly arranged inside the circuit board body, the fixing bolts are evenly arranged on the top of the circuit board body, and the solder wire is sleeved on the outside of the solder wire. The pin of the component is brought into contact with the limiting hole, the pin of the component passes through the solder wire, and then welding is performed. After welding, the solder wire connects the pin of the component with the limiting hole, and the solder wire is welded to the limiting hole together.

[0016] Preferably, one end of the fixing bolt extends into the interior of the circuit board body, and the fixing bolt and the circuit board body are designed to be threadedly connected.

[0017] The utility model provides a novel anti-falling circuit board, which has the advantages of:

[0018] By providing a protective structure, the circuit board body is placed on the top of the base, and then the dust cover is moved to one side of the base, and the dust cover is pushed. Under the squeezing action of the base, the reset block drives the fixing pin to move to the inside of the movable groove. When it moves to a suitable position, under the elastic force of the reset spring, the reset block drives the fixing pin to move to the inside of the fixing hole, so that the fixing pin and the base are mutually engaged, and then the dust cover and the base are fixed to each other. Under the action of the dust cover, it is possible to prevent external dust from sticking to the circuit board body, and avoid a short circuit in the circuit board body, thereby realizing the function of the device to facilitate protection, thereby improving the applicability of the novel anti-shedding circuit board when in use;

[0019] By providing a fixed structure, the pins of the components are brought into contact with the limiting holes, the pins of the components pass through the solder wires, and then welding is achieved. After welding, the solder wires connect the pins of the components with the limiting holes, and the solder wires are welded to the limiting holes together, thus achieving the anti-falling function of the device, thereby improving the convenience of the new anti-falling circuit board when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0021] Figure 2 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0022] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model in a top view;

[0023] Figure 4 This is a schematic diagram of the cross-sectional structure of the protective structure of the utility model;

[0024] Figure 5 It is a three-dimensional structural schematic diagram of the protective structure of the utility model.

[0025] Explanation of the reference numerals in the figure: 1. Base; 2. Dust cover; 3. Wire plug port; 4. Circuit board body; 5. Protective structure; 501. Movable slot; 502. Reset spring; 503. Reset block; 504. Fixing pin; 505. Fixing hole; 6. Heat dissipation fin; 7. Fixing structure; 701. Limiting hole; 702. Fixing bolt; 703. Solder wire. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-5 The utility model provides a novel circuit board that prevents falling off, including a base 1 and a dust cover 2. A circuit board body 4 is arranged at the middle position of the top of the base 1. A heat dissipation fin 6 is fixed to the bottom of the base 1. A dust cover 2 is arranged at the top of the base 1. A wiring port 3 is arranged on one side of the top of the dust cover 2. Protective structures 5 are evenly arranged on both sides of the base 1. The protective structure 5 includes a movable groove 501, a reset spring 502, a reset block 503, a fixing pin 504 and a fixing hole 505. The movable grooves 501 are evenly arranged on both sides of the base 1. The inside of the movable grooves 501 is provided with reset springs 502. The reset springs 503 are arranged on both sides of the base 1. 02 is provided with a reset block 503 at one end, and a fixing pin 504 is fixed on the side of the reset block 503 away from the reset spring 502, and fixing holes 505 are evenly opened on both sides of the top of the dust cover 2, one end of the fixing pin 504 extends to the inside of the fixing hole 505, the reset block 503 and the fixing pin 504 form a telescopic structure through the reset spring 502, one end of the reset spring 502 extends to the inside of the reset block 503, and the other end of the reset spring 502 is fixed to the inside of the movable groove 501, the movable grooves 501 are evenly distributed on both sides of the inside of the base 1, and the movable grooves 501 are symmetrically distributed on one side of the inside of the base 1.

[0028] Reference Figure 1 and Figure 4-5 As shown, the circuit board body 4 is placed on the top of the base 1, and then the dust cover 2 is moved to one side of the base 1, and the dust cover 2 is pushed. Under the squeezing action of the base 1, the reset block 503 will drive the fixing pin 504 to move to the inside of the movable groove 501. When it moves to the appropriate position, under the elastic force of the reset spring 502, the reset block 503 will drive the fixing pin 504 to move to the inside of the fixing hole 505, so that the fixing pin 504 and the base 1 are mutually engaged, thereby fixing the dust cover 2 and the base 1 to each other. Under the action of the dust cover 2, it is possible to prevent external dust from sticking to the circuit board body 4, thereby avoiding a short circuit in the circuit board body 4.

[0029] A fixing structure 7 is evenly arranged on the top of the circuit board body 4, and the fixing structure 7 includes a limiting hole 701, a fixing bolt 702 and a solder wire 703. The limiting hole 701 is evenly opened inside the circuit board body 4, and the fixing bolt 702 is evenly arranged on the top of the circuit board body 4. The solder wire 703 is sleeved on the outer side of the solder wire 703. One end of the fixing bolt 702 extends to the inside of the circuit board body 4, and the fixing bolt 702 and the circuit board body 4 are designed to be threadedly connected.

[0030] Reference Figure 1 and Figure 2 As shown, the pin of the component is brought into contact with the limiting hole 701, the pin of the component passes through the solder wire 703, and then welding is achieved. After welding, the solder wire 703 connects the pin of the component with the limiting hole 701, and the solder wire 703 is welded to the limiting hole 701 together.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A novel circuit board that prevents falling off, comprising a base (1) and a dust cover (2); Features: A circuit board body (4) is arranged at the middle position of the top of the base (1), a heat dissipation fin (6) is fixed to the bottom of the base (1), a dust cover (2) is arranged at the top of the base (1), and a wiring port (3) is arranged on one side of the top of the dust cover (2); Protective structures (5) are evenly arranged on both sides of the base (1), the protective structure (5) comprising a movable groove (501), a reset spring (502), a reset block (503), a fixing pin (504) and a fixing hole (505), and the movable groove (501) is evenly arranged on both sides of the base (1); The top of the circuit board body (4) is evenly provided with fixing structures (7).

2. A novel circuit board that prevents falling off according to claim 1, Features: A return spring (502) is arranged inside the movable groove (501), a return block (503) is arranged at one end of the return spring (502), a fixing pin (504) is fixed on the side of the return block (503) away from the return spring (502), and fixing holes (505) are evenly opened on both sides of the top of the dust cover (2).

3. A novel circuit board that prevents falling off according to claim 2, Features: One end of the fixing pin (504) extends to the inside of the fixing hole (505), and the reset block (503) and the fixing pin (504) form a telescopic structure via a reset spring (502).

4. A novel circuit board that prevents falling off according to claim 2, Features: One end of the return spring (502) extends to the interior of the return block (503), and the other end of the return spring (502) is fixed to the interior of the movable groove (501).

5. A novel circuit board that prevents falling off according to claim 2, Features: The movable grooves (501) are distributed at equal intervals on both sides of the base (1), and the movable grooves (501) are distributed symmetrically on one side of the base (1).

6. A novel circuit board that prevents falling off according to claim 1, Features: The fixing structure (7) comprises a limiting hole (701), a fixing bolt (702) and a solder wire (703); the limiting hole (701) is evenly arranged inside the circuit board body (4); the fixing bolt (702) is evenly arranged on the top of the circuit board body (4); and the solder wire (703) is sleeved on the outer side of the solder wire (703).

7. A novel circuit board that prevents falling off according to claim 6, Features: One end of the fixing bolt (702) extends into the interior of the circuit board body (4), and the fixing bolt (702) and the circuit board body (4) are designed to be threadedly connected.

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