CN212910193U

CN212910193U - Safe type multilayer circuit board

Info

Publication number: CN212910193U
Application number: CN202022075379.6U
Authority: CN
Inventors: 董少雯
Original assignee: Foshan Shunde District Bowei Electric Appliance Co ltd
Current assignee: Foshan Shunde District Bowei Electric Appliance Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-04-06
Anticipated expiration: 2030-09-21

Abstract

The utility model relates to a circuit board technical field just discloses a safe type multilayer circuit board, including the base face, there is the mounting panel at the top of base face through construction bolt swing joint, the equal fixedly connected with fixed plate in both ends about the mounting panel top, two the spout has all been seted up to one side that the fixed plate is relative, the bottom swing joint of spout has first spring, the top of first spring has been supported and has been connect the slider, there is the baffle at the top of fixed plate through construction bolt swing joint, the top swing joint of baffle has one end to be located the inside adjusting bolt of spout, two fixedly connected with bottom plate between one side that the slider is relative. This safe type multilayer circuit board through setting up two-layer buffering shock attenuation, has effectually reduced multilayer circuit board body because of the produced vibrations of external force, when having ensured the normal work of multilayer circuit board body, and the protectiveness is better, and the security is high, convenient to use.

Description

Safe type multilayer circuit board

Technical Field

The utility model relates to a circuit board technical field specifically is a safe type multilayer circuit board.

Background

The circuit board comprises a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper plate, an impedance board, a PCB, an ultrathin circuit board, a printed circuit board and the like, and the circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.

The circuit board divide into individual layer circuit board, double-deck circuit board and multilayer circuit board according to the number of piles, and the multilayer circuit board that has now on the market has the relatively poor shortcoming of protectiveness, and in the use, current multilayer circuit board generally directly passes through the bolt fastening on the installation face, does not possess shock attenuation buffer structure, and easy because of the effect of external force takes place to damage, leads to the unable use of multilayer circuit board, and protectiveness is relatively poor, is not convenient for use, so proposes above-mentioned safe type multilayer circuit board in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a safe type multilayer circuit board possesses advantages such as the protection nature is better, has solved in the use, and current multilayer circuit board generally is direct through the bolt fastening on installing the face, does not possess shock attenuation buffer structure, and easy because of the effect of external force takes place to damage, leads to the unable use of multilayer circuit board, and the protection nature is relatively poor, the not convenient to use's problem.

(II) technical scheme

For realizing the better purpose of above-mentioned protectiveness, the utility model provides a following technical scheme: a safety multilayer circuit board comprises a base surface, wherein the top of the base surface is movably connected with a mounting plate through a mounting bolt, the left end and the right end of the top of the mounting plate are fixedly connected with fixed plates, the opposite sides of the two fixed plates are respectively provided with a chute, the bottom of the chute is movably connected with a first spring, the top of the first spring is abutted with a slide block, the top of the fixed plate is movably connected with a baffle through a fixed bolt, the top of the baffle is movably connected with an adjusting bolt with one end positioned in the chute, a bottom plate is fixedly connected between the opposite sides of the two slide blocks, the top of the bottom plate is movably connected with a multilayer circuit board body through a limiting bolt, the middle section of the bottom plate is fixedly connected with a pressing block, the middle section of the top of the mounting plate is fixedly connected, the top fixedly connected with quantity of mounting panel is a plurality of dead levers that just are located the connecting cylinder outside, the outer fixed surface of slide bar is connected with and is located the fender ring between one side that connecting cylinder and dead lever are relative, swing joint has the second spring that is located the slide bar surface between one side that keeps off ring and dead lever are relative.

Preferably, the sliding groove and the sliding block are both T-shaped, and the top of the sliding groove and the top of the fixing plate are in the same plane.

Preferably, the bottom of the outer surface of the adjusting bolt is fixedly connected with a rubber sleeve, and the bottom of the rubber sleeve is abutted to the top of the sliding block.

Preferably, the bottom of the outer surface of the pressing block is conical, and one end, close to the pressing block, of the sliding rod is an inclined plane.

Preferably, the bottom of the inner cavity of the connecting cylinder is fixedly connected with a rubber pad, and the rubber pad is positioned right below the pressing block.

Preferably, the number of the sliding rods and the fixed rods is four, and the four sliding rods and the fixed rods are symmetrically distributed with the connecting cylinder as the center at equal intervals.

(III) advantageous effects

Compared with the prior art, the utility model provides a safe type multilayer circuit board possesses following beneficial effect:

1. the safe multilayer circuit board has the advantages that when the multilayer circuit board body vibrates due to external force in the using process, the sliding block slides in the sliding groove and converts the vibration force into the sliding force of the sliding block, meanwhile, the first spring performs first layer buffering and damping on the vibration force, the elastic potential energy of the first spring is weakened by the friction force between the sliding block and the sliding groove and moves downwards through the pressing block, the bottom of the outer surface of the pressing block is conical, one end, close to the pressing block, of the sliding rod is inclined, so that the pressing block extrudes the sliding rod and drives the sliding rod to slide towards one end far away from the center of the connecting cylinder, meanwhile, the baffle ring is driven to extrude the second spring, second layer buffering and damping are realized, the elastic potential energy of the second spring is weakened by the sliding force of the sliding rod, the device effectively reduces the vibration of the multilayer circuit board body due to the external force by arranging two layers of buffering and damping, the protective property is better, and the security is high, convenient to use.

2. This safe type multilayer circuit board, through wrench movement adjusting bolt, make adjusting bolt's bottom compress tightly the slider, and drive first spring and produce deformation, thereby adjust the soft or hard degree of first spring, drive bottom plate and briquetting simultaneously and remove, and adjust the distance between briquetting and the slide bar, through setting up baffle and fixing bolt, the top of spout and the top of fixed plate are in the coplanar simultaneously, through lifting the baffle off, can take out the slider from the spout, in the time of easy to assemble, it is simple and convenient to dismantle.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a top view of the connection between the connecting cylinder and the sliding rod of the present invention;

fig. 3 is a perspective view of the fixing plate and the chute of the present invention.

In the figure: the device comprises a base surface 1, a mounting bolt 2, a mounting plate 3, a fixing plate 4, a sliding chute 5, a first spring 6, a sliding block 7, a baffle 8, a fixing bolt 9, an adjusting bolt 10, a bottom plate 11, a limiting bolt 12, a multilayer circuit board body 13, a pressing block 14, a connecting cylinder 15, a fixing rod 16, a sliding rod 17, a baffle ring 18 and a second spring 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a safety multilayer circuit board comprises a base surface 1, the top of the base surface 1 is movably connected with a mounting plate 3 through a mounting bolt 2, the left and right ends of the top of the mounting plate 3 are fixedly connected with fixing plates 4, one side of each of the two fixing plates 4 opposite to each other is provided with a sliding chute 5, the bottom of each sliding chute 5 is movably connected with a first spring 6, the top of each first spring 6 is abutted with a sliding block 7, each sliding chute 5 and each sliding block 7 are in a T shape, the top of each sliding chute 5 and the top of each fixing plate 4 are in the same plane, the outer surface of each sliding block 7 is in sliding connection with the inner wall of each sliding chute 5, one side of each sliding block 7 opposite to each other penetrates through and extends to the outside of each sliding chute 5, the top of each fixing plate 4 is movably connected with a baffle plate 8 through a fixing bolt 9, the top of, the bottom of the rubber sleeve is abutted against the tops of the sliding blocks 7, a bottom plate 11 is fixedly connected between the opposite sides of the two sliding blocks 7, the top of the bottom plate 11 is movably connected with a multilayer circuit board body 13 through a limiting bolt 12, a pressing block 14 is fixedly connected with the middle section of the bottom plate 11, a connecting cylinder 15 is fixedly connected with the middle section of the top of the mounting plate 3, a rubber pad is fixedly connected with the bottom of the inner cavity of the connecting cylinder 15 and is positioned under the pressing block 14, the bottom of the pressing block 14 is positioned in the connecting cylinder 15, a plurality of sliding rods 17 are slidably connected in the connecting cylinder 15, the number of the sliding rods 17 and the number of the fixing rods 16 are four, the four sliding rods 17 and the fixing rods 16 are symmetrically and equidistantly distributed by taking the connecting cylinder 15 as the center, the bottom of the outer surface of the pressing block 14 is conical, one end of the sliding rod 17 close to the pressing block, one end of the sliding rod 17, which is far away from the center of the connecting cylinder 15, sequentially penetrates through the connecting cylinder 15 and the fixing rod 16 and extends to the outside of the fixing rod 16, a baffle ring 18 which is positioned between the connecting cylinder 15 and one side, opposite to the fixing rod 16, of the sliding rod 17 is fixedly connected to the outer surface of the sliding rod 17, and a second spring 19 which is positioned on the outer surface of the sliding rod 17 is movably connected between the baffle ring 18 and one side, opposite to the fixing rod.

In conclusion, in the safe multilayer circuit board, when the multilayer circuit board body 13 vibrates due to an external force during use, the slider 7 slides in the sliding groove 5 and converts the vibration force into the sliding force of the slider 7, and the first spring 6 performs a first layer of buffering and damping on the vibration force, the friction force between the slider 7 and the sliding groove 5 weakens the elastic potential energy of the first spring 6, the pressing block 14 moves downwards, because the bottom of the outer surface of the pressing block 14 is conical, one end of the sliding rod 17, which is close to the pressing block 14, is inclined, so that the pressing block 14 presses the sliding rod 17 and drives the sliding rod 17 to slide towards one end far away from the center of the connecting cylinder 15, and simultaneously drives the baffle ring 18 to press the second spring 19, and realize a second layer of buffering and damping, and the sliding force of the sliding rod 17 weakens the elastic potential energy of the second spring 19, the device effectively reduces the vibration of the multilayer circuit board body 13 due to the external force by providing two, when the normal work of the multilayer circuit board body 13 is ensured, the protection performance is better, the safety is high, the use is convenient, the bottom of the adjusting bolt 10 is enabled to compress the sliding block 7 by twisting the adjusting bolt 10, and the first spring 6 is driven to deform, so that the hardness of the first spring 6 is adjusted, the bottom plate 11 and the pressing block 14 are driven to move, the distance between the pressing block 14 and the sliding rod 17 is adjusted, through arranging the baffle plate 8 and the fixing bolt 9, the top of the sliding groove 5 and the top of the fixing plate 4 are in the same plane, the sliding block 7 can be taken out of the sliding groove 5 by dismounting the baffle plate 8, the disassembly is convenient, the problem that the existing multilayer circuit board is directly fixed on a mounting surface through bolts in the use process is solved, the existing multilayer circuit board does not have a damping and buffering structure, and is easy to damage due to the action of external force, so that, poor protection and inconvenient use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A safe type multilayer circuit board, includes base surface (1), its characterized in that: the top of the base surface (1) is movably connected with a mounting plate (3) through a mounting bolt (2), the left end and the right end of the top of the mounting plate (3) are fixedly connected with fixed plates (4), two opposite sides of the fixed plates (4) are respectively provided with a sliding chute (5), the bottom of the sliding chute (5) is movably connected with a first spring (6), the top of the first spring (6) is abutted with a sliding block (7), the top of the fixed plates (4) is movably connected with a baffle (8) through a fixing bolt (9), the top of the baffle (8) is movably connected with an adjusting bolt (10) with one end positioned in the sliding chute (5), a bottom plate (11) is fixedly connected between the two opposite sides of the sliding block (7), the top of the bottom plate (11) is movably connected with a multilayer circuit board body (13) through a limiting bolt (12), and a middle section of the bottom plate, middle section fixedly connected with connecting cylinder (15) at mounting panel (3) top, the inside sliding connection of connecting cylinder (15) has quantity to be a plurality of slide bar (17), the top fixedly connected with quantity of mounting panel (3) is a plurality of and is located dead lever (16) in the connecting cylinder (15) outside, the outer fixed surface of slide bar (17) is connected with and is located retaining ring (18) between connecting cylinder (15) and dead lever (16) relative one side, swing joint has second spring (19) that is located slide bar (17) surface between retaining ring (18) and the relative one side of dead lever (16).

2. The secure multilayer circuit board of claim 1, wherein: the sliding groove (5) and the sliding block (7) are both T-shaped, and the top of the sliding groove (5) and the top of the fixing plate (4) are in the same plane.

3. The secure multilayer circuit board of claim 1, wherein: the bottom of the outer surface of the adjusting bolt (10) is fixedly connected with a rubber sleeve, and the bottom of the rubber sleeve is abutted to the top of the sliding block (7).

4. The secure multilayer circuit board of claim 1, wherein: the bottom of the outer surface of the pressing block (14) is conical, and one end, close to the pressing block (14), of the sliding rod (17) is an inclined plane.

5. The secure multilayer circuit board of claim 1, wherein: the bottom of the inner cavity of the connecting cylinder (15) is fixedly connected with a rubber pad, and the rubber pad is positioned right below the pressing block (14).

6. The secure multilayer circuit board of claim 1, wherein: the number of the sliding rods (17) and the number of the fixing rods (16) are four, and the four sliding rods (17) and the fixing rods (16) are symmetrically distributed at equal intervals by taking the connecting cylinder (15) as the center.