CN221043396U

CN221043396U - Circuit board clamping anti-falling structure

Info

Publication number: CN221043396U
Application number: CN202323080194.4U
Authority: CN
Inventors: 孙亮
Original assignee: Dongguan Jinbonny Electronic Technology Co ltd
Current assignee: Dongguan Jinbonny Electronic Technology Co ltd
Priority date: 2023-11-14
Filing date: 2023-11-14
Publication date: 2024-05-28
Anticipated expiration: 2033-11-14

Abstract

The utility model discloses a circuit board clamping anti-falling structure, which comprises a circuit board, wherein an inverted U-shaped plate is arranged at the top of the circuit board, a sliding groove is transversely formed in the inner side of the top of the U-shaped plate, a plurality of sliding blocks are arranged in the sliding groove in a sliding manner, an electric push rod is fixedly arranged at the bottom of the sliding blocks, a connecting block is fixedly arranged at the bottom of the electric push rod, an anti-falling mechanism is fixedly arranged at the bottom of the connecting block, the anti-falling mechanism comprises a fixed rod, a first slot is longitudinally formed in the bottom of the fixed rod, a movable rod and a restoring mechanism are inserted in the first slot, and the restoring mechanism is fixedly connected with the movable rod.

Description

Circuit board clamping anti-falling structure

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a clamping anti-falling structure of a circuit board.

Background

The names of the circuit boards are: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, PCB boards, aluminum substrates, high frequency boards, thick copper plates, impedance boards, PCB, ultra-thin circuit boards, printed circuit boards, and the like. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in mass production of fixed circuits and optimization of the layout of electrical appliances. The circuit board can be called a printed circuit board or a printed circuit board, and the English name is PCB or FPC circuit board (FPC circuit board is also called flexible circuit board which is a flexible printed circuit board with high reliability and excellent performance and is made of polyimide or polyester film as a base material).

The electronic component welded on the circuit board is easy to fall off from the circuit board after being subjected to external continuous vibration, so that equipment is damaged.

Disclosure of utility model

In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a circuit board clamping and anti-falling structure.

In order to achieve the above purpose, the utility model provides a circuit board clamping anti-falling structure, which comprises a circuit board, wherein an inverted U-shaped plate is arranged at the top of the circuit board, a sliding groove is transversely formed in the inner side of the top of the U-shaped plate, a plurality of sliding blocks are slidably arranged in the sliding groove, an electric push rod is fixedly arranged at the bottom of the sliding blocks, a connecting block is fixedly arranged at the bottom of the electric push rod, an anti-falling mechanism is fixedly arranged at the bottom of the connecting block, the anti-falling mechanism comprises a fixed rod, a first slot is longitudinally formed in the bottom of the fixed rod, a movable rod and a restoring mechanism are inserted in the first slot, and the restoring mechanism is fixedly connected with the movable rod.

Further, the L-shaped inserting blocks are respectively and fixedly arranged on two sides of the bottom of the U-shaped plate, the second slots are formed in two sides of the top of the circuit board, the bottoms of the L-shaped inserting blocks are inserted into the second slots, the side walls of the circuit board are provided with positioning mechanisms, and the L-shaped inserting blocks are fixed through the positioning mechanisms.

Further, the positioning mechanism comprises a positioning screw rod, the positioning screw rod is in threaded fit connection with the circuit board, a rubber pad is rotatably arranged at the inner end of the positioning screw rod, and a plurality of radiators are respectively arranged at two sides in the U-shaped plate.

Further, one side of the bottom of the sliding block is provided with an elastic mechanism, the elastic mechanism comprises an elastic screw rod, the elastic screw rod is in threaded fit connection with the sliding block, and the top end of the elastic screw rod is rotatably provided with a rubber ring.

Further, the side wall of the U-shaped plate is provided with a plurality of telescopic buttons, the telescopic buttons are arranged in one-to-one correspondence with the electric push rods, and the electric push rods are electrically connected with the telescopic buttons.

Further, a plurality of ventilation holes are formed in the front side and the rear side of the top of the U-shaped plate side by side, and an insulating pad is fixedly arranged at the bottom of the movable rod.

Further, the restoring mechanism comprises two supporting blocks, one supporting block is fixedly arranged on the inner wall of the first slot, the other opposite supporting block is fixedly connected with the movable rod, a telescopic column is fixedly arranged between the two supporting blocks, and a restoring spring is sleeved outside the telescopic column.

Further, a plurality of sleeves are fixedly arranged in the first slot, the sleeves are arranged at the inner lower end of the first slot, and the movable rod penetrates through the sleeves and extends outwards.

Compared with the prior art, the utility model has the beneficial effects that:

1. Through the structures such as the sliding block, the movable rod, the elastic mechanism, the return spring, the electric push rod and the like, according to the position of the electronic component, the sliding block is slid to a proper position, the sliding block is propped against and fixed by screwing the elastic screw rod, the electric push rod is started to stretch to a proper length, the insulating pad is tightly propped against the electronic component under the action of the restoring force of the elastic column and the return spring, the electronic component can be prevented from falling off, and the problem that the electronic component welded on the circuit board at present is easy to fall off from the circuit board after being subjected to continuous vibration outside, so that equipment is damaged is solved;

2. Through L shape inserted block, second slot and the positioning screw isotructure that sets up, L shape inserted block is fixed in U-shaped board bottom, and the bottom of L shape inserted block is inserted and is established in the second slot, screws positioning screw and can fix L shape inserted block, and U-shaped board installation is dismantled conveniently.

Drawings

In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments of the present utility model, it being apparent that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without the exercise of inventive effort for a person of ordinary skill in the art.

FIG. 1 is a front view of the present utility model;

FIG. 2 is a cross-sectional view provided by the present utility model;

FIG. 3 is a top view of a U-shaped plate provided by the present utility model;

FIG. 4 is a schematic view of the structure of the anti-falling mechanism provided by the utility model;

FIG. 5 is a schematic diagram of a restoring mechanism according to the present utility model;

FIG. 6 is a schematic view of a positioning mechanism according to the present utility model;

FIG. 7 is a schematic view of a take-up mechanism according to the present utility model;

fig. 8 is an enlarged schematic view of the portion a provided by the present utility model.

Reference numerals illustrate:

1. A U-shaped plate; 2. a heat sink; 3. a circuit board; 4. l-shaped plug blocks; 5. a second slot; 6. a positioning mechanism; 61. positioning a screw; 62. a rubber pad; 7. a chute; 8. a slide block; 9. an elastic mechanism; 91. a rubber ring; 92. an elastic screw; 10. an electric push rod; 11. a connecting block; 12. an anti-falling mechanism; 121. a fixed rod; 122. a return mechanism; 1221. a support block; 1222. a return spring; 1223. a telescopic column; 123. a first slot; 124. a sleeve; 125. a movable rod; 13. an insulating pad; 14. a telescoping button; 15. and (3) a vent hole.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

The terms "comprising" and "having" and any variations thereof in the description of the utility model and the claims and the description of the drawings above are intended to cover a non-exclusive inclusion. The terms first, second and the like in the description and in the claims or in the above-described figures, are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order.

Referring to fig. 1-8, a circuit board clamping anti-falling structure comprises a circuit board 3, an inverted U-shaped plate 1 is mounted on the top of the circuit board 3, a sliding groove 7 is transversely formed in the inner side of the top of the U-shaped plate 1, a plurality of sliding blocks 8 are slidably arranged in the sliding groove 7, the mounting positions of the sliding blocks 8 can be fixed, an electric push rod 10 is fixedly arranged at the bottom of the sliding blocks 8, a connecting block 11 is fixedly arranged at the bottom of the electric push rod 10, an anti-falling mechanism 11 is fixedly arranged at the bottom of the connecting block 11, the anti-falling mechanism 12 comprises a fixing rod 121, a first slot 123 is longitudinally formed in the bottom of the fixing rod 121, a movable rod 125 is inserted in the first slot 123, a restoring mechanism 122 is fixedly connected with the movable rod 125, an elastic mechanism 9 is arranged at one side of the bottom of the sliding blocks 8, the elastic mechanism 9 comprises an elastic screw 92, the elastic screw 92 is in threaded fit with the sliding blocks 8, the top end of the elastic screw 92 is rotatably provided with a rubber ring 91, the side wall of the U-shaped plate 1 is provided with a plurality of telescopic buttons 14, the telescopic buttons 14 are arranged in one-to-one correspondence with the electric push rods 10, the electric push rods 10 are electrically connected with the telescopic buttons 14, the front side and the rear side of the top of the U-shaped plate 1 are provided with a plurality of vent holes 15 side by side, the bottom of the movable rod 125 is fixedly provided with an insulating pad 13, the restoring mechanism 122 comprises two supporting blocks 1221, one supporting block 1221 is fixedly arranged on the inner wall of the first slot 123, the other opposite supporting block 1221 is fixedly connected with the movable rod 125, a telescopic column 1223 is fixedly arranged between the two supporting blocks 1221, a restoring spring 1222 is sleeved outside the telescopic column 1223, a plurality of sleeves 124 are fixedly arranged in the first slot 123, the sleeves 124 are arranged at the inner lower end of the first slot 123, the movable rod 125 is penetrated in the sleeves 124 and extends outwards, through the structures of the sliding block 8, the movable rod 125, the elastic mechanism 9, the return spring 1222, the electric push rod 10 and the like, the sliding block 8 is slid to a proper position according to the position of the electronic component, the sliding block 8 is propped and fixed by screwing the elastic screw 92, the electric push rod 10 is started to stretch to a proper length, the insulating pad 13 is tightly propped against the electronic component under the action of the restoring force of the telescopic column 1223 and the return spring 1222, the electronic component can be prevented from falling off, and the problem that the electronic component welded on the circuit board at present is easy to fall off from the circuit board after being subjected to external continuous vibration, so that equipment is damaged is solved;

Referring to fig. 2-8,U, two sides of the bottom of the plate 1 are respectively and fixedly provided with an L-shaped insert 4, two sides of the top of the circuit board 3 are provided with a second slot 5,L, the bottom of the L-shaped insert 4 is inserted into the second slot 5, the side wall of the circuit board 3 is provided with a positioning mechanism 6, the L-shaped insert 4 is fixed through the positioning mechanism 6, the positioning mechanism 6 comprises a positioning screw 61, the positioning screw 61 is in threaded fit connection with the circuit board 3, the inner end of the positioning screw 61 is rotatably provided with a rubber pad 62, two sides of the inverted U-shaped plate 1 are respectively provided with a plurality of radiators 2, the bottom of the U-shaped plate 1 is fixed with the L-shaped insert 4 through the structures of the L-shaped insert 4, the second slot 5, the positioning screw 61 and the like, the bottom of the L-shaped insert 4 is inserted into the second slot 5, the L-shaped insert 4 can be fixed by screwing the positioning screw 61, and the installation and the disassembly of the U-shaped plate 1 are convenient.

The working principle and the using method of the utility model are as follows:

when the electric push rod is used, according to the position of an electronic component, the sliding block 8 is slid to a proper position, the sliding block 8 is propped against and fixed by screwing the elastic screw 92, the electric push rod 10 is started to stretch to a proper length, the insulating pad 13 is tightly propped against the electronic component under the action of the restoring force of the telescopic column 1223 and the restoring spring 1222, the electronic component can be prevented from falling off, the L-shaped inserting block 4 is fixed at the bottom of the U-shaped plate 1, the bottom of the L-shaped inserting block 4 is inserted in the second slot 5, the L-shaped inserting block 4 can be fixed by screwing the positioning screw 61, and the U-shaped plate 1 is convenient to install and detach.

The foregoing is merely illustrative of the present utility model and is not to be construed as limiting thereof; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; all equivalent structures or equivalent flow changes made by the specification and the attached drawings of the utility model or directly or indirectly applied to other related technical fields are included in the protection scope of the utility model.

Claims

1. The utility model provides a circuit board presss from both sides tight anti-drop structure which characterized in that: the novel electric connector comprises a circuit board, an inverted U-shaped plate is mounted at the top of the circuit board, a sliding groove is transversely formed in the inner side of the top of the U-shaped plate, a plurality of sliding blocks are slidably arranged in the sliding groove, an electric push rod is fixedly arranged at the bottom of the sliding blocks, a connecting block is fixedly arranged at the bottom of the electric push rod, an anti-falling mechanism is fixedly arranged at the bottom of the connecting block and comprises a fixing rod, a first slot is longitudinally formed in the bottom of the fixing rod, a movable rod and a restoring mechanism are inserted into the first slot, and the restoring mechanism is fixedly connected with the movable rod.

2. The circuit board clamping and anti-falling structure according to claim 1, wherein: the circuit board is characterized in that L-shaped inserting blocks are fixedly arranged on two sides of the bottom of the U-shaped plate respectively, second slots are formed in two sides of the top of the circuit board, the bottoms of the L-shaped inserting blocks are inserted into the second slots, positioning mechanisms are arranged on the side walls of the circuit board, and the L-shaped inserting blocks are fixed through the positioning mechanisms.

3. The circuit board clamping and falling-off prevention structure according to claim 2, wherein: the positioning mechanism comprises a positioning screw rod, the positioning screw rod is in threaded fit connection with the circuit board, a rubber pad is rotatably arranged at the inner end of the positioning screw rod, and a plurality of radiators are respectively arranged at two sides in the U-shaped plate.

4. The circuit board clamping and anti-falling structure according to claim 1, wherein: the elastic mechanism is arranged on one side of the bottom of the sliding block and comprises an elastic screw rod, the elastic screw rod is connected with the sliding block in a threaded fit mode, and a rubber ring is arranged on the top end of the elastic screw rod in a rotating mode.

5. The circuit board clamping and anti-falling structure according to claim 1, wherein: the U-shaped plate lateral wall is provided with a plurality of flexible button, flexible button with electric putter one-to-one sets up, electric putter with flexible button realizes electric connection.

6. The circuit board clamping and anti-falling structure according to claim 1, wherein: the U-shaped plate top front and back both sides are provided with a plurality of ventilation holes side by side, the movable rod bottom is fixed to be provided with the insulating pad.

7. The circuit board clamping and anti-falling structure according to claim 1, wherein: the restoring mechanism comprises two supporting blocks, one supporting block is fixedly arranged on the inner wall of the first slot, the other opposite supporting block is fixedly connected with the movable rod, a telescopic column is fixedly arranged between the two supporting blocks, and a restoring spring is sleeved outside the telescopic column.

8. The circuit board clamping and anti-falling structure according to claim 7, wherein: the first slot is internally and fixedly provided with a plurality of sleeves, the sleeves are arranged at the inner lower end of the first slot, and the movable rod penetrates through the sleeves and extends outwards.