CN218450682U

CN218450682U - Anti short circuit board

Info

Publication number: CN218450682U
Application number: CN202222632461.3U
Authority: CN
Inventors: 刘玲; 何小虎
Original assignee: Juxin Electronic Technology Meizhou Co ltd
Current assignee: Juxin Electronic Technology Meizhou Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-02-03
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses an anti short circuit board, including circuit board main part, second CPU and first CPU, the second CPU, the front of first CPU all is provided with radiating fin, be provided with coupling mechanism in the circuit board main part, coupling mechanism includes two sets of heat-conducting plates, conducting strip and two sets of chucking subassemblies, the fixed surface of heat-conducting plate is provided with the heat conduction sloping block, the both ends of conducting strip are all fixed and are provided with the heat conduction swash plate, the heat conduction swash plate with the surface contact of heat conduction sloping block; the utility model discloses a coupling mechanism of design, the in use of being convenient for can dispel the heat on the radiating fin on another a set of first CPU or the second CPU that does not work when first CPU or second CPU work alone with the heat transfer of work, makes two sets of radiating fin can dispel the heat simultaneously, increases the radiating effect, makes the radiating efficiency maximize, conveniently uses.

Description

Anti short circuit board

Technical Field

The utility model belongs to the technical field of the circuit board, concretely relates to anti short circuit board.

Background

Generally, a conductive pattern formed by making a printed circuit, a printed component or a combination of them on an insulating material according to a predetermined design is called a printed circuit, and a conductive pattern for providing electrical connection between components on an insulating substrate is called a printed circuit, so that a finished board of the printed circuit or the printed circuit is called a wiring board, and a wiring board is mounted on a computer, which can fix various electronic components on the wiring board to reduce errors in wiring and assembling various electronic components to a great extent, and the surface of the wiring board is coated with a solder resist layer of green oil to resist short circuit caused by bridging of the wiring board during soldering, thereby effectively protecting the wiring board body.

When the existing short circuit resisting circuit board is used, a plurality of CPUs are installed on the circuit board and are responsible for overall allocation work, and in the use process of a computer, the CPUs on the circuit board work independently in a group or simultaneously in a plurality of groups according to the operation condition of the computer, the CPUs can generate heat when working, the heat can be dissipated through corresponding heat dissipating fins, and the CPUs only work in a group, and the other group can not work, the heat generated when the working CPU works can be dissipated through the corresponding heat dissipating fins, and the heat dissipating fins on the other CPU stop dissipating heat, so that the heat dissipating efficiency of the working first CPU or second CPU is low, the heat dissipating fins can not dissipate heat simultaneously, and the heat dissipating efficiency is maximized.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an anti short circuit board, in order to solve and to propose current anti short circuit board when using in the above-mentioned background art, install a plurality of CPU on the circuit board, CPU is central processing unit, be responsible for whole allotment work, and a plurality of CPU on the circuit board carry out a set of work alone or multiunit simultaneously work according to the operational aspect of computer in the computer use, can generate heat at the CPU during operation, the heat can dispel the heat through the radiating fin that corresponds, and only work a set of at a plurality of CPU, another group can not the during operation, at this moment the heat that this a set of CPU during operation of work produced can dispel the heat through the radiating fin that corresponds, and radiating fin on another group CPU just stops the heat dissipation, can cause the first CPU or the second CPU radiating efficiency of working low like this, can not make a plurality of radiating fin dispel the heat simultaneously, make the problem of radiating efficiency maximize.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti short circuit board, includes circuit board main part, second CPU and first CPU, the second CPU the front of first CPU all is provided with radiating fin, be provided with coupling mechanism in the circuit board main part, coupling mechanism includes two sets of heat-conducting plates, conducting strip and two sets of chucking subassemblies, the fixed surface of heat-conducting plate is provided with the heat conduction sloping block, the both ends of conducting strip are all fixed and are provided with the heat conduction swash plate, the heat conduction swash plate with the surface contact of heat conduction sloping block.

Preferably, the clamping assembly comprises a stud, a fixing plate and a nut, a through hole is formed in the fixing plate, and the end of the stud penetrates through the through hole.

Preferably, the nut is connected with the stud through threads, and the fixing plate is fixed on the side surface of the heat conducting fin.

Preferably, the stud is fixed on the front face of the circuit board main body, and the two groups of heat conduction plates are respectively fixed on the surfaces of the heat dissipation fins.

Preferably, the corner all around of circuit board main part has all seted up the mounting hole, be provided with protection mechanism on the mounting hole, protection mechanism includes collar and solid fixed ring, the collar is fixed gu fixed ring's outside.

Preferably, the back of the fixing ring extends to the inside of the through hole, and is fixedly connected with the inner wall of the through hole, a screw is arranged on the fixing ring, and the working end of the screw penetrates through the through hole.

Preferably, the front surface of the circuit board main body is provided with two groups of chips, a plurality of groups of pins are arranged outside the chips, and the pins are connected with the circuit board main body through welding.

Preferably, a solder mask layer of green oil is smeared on the outer surface of the circuit board main body.

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

(1) The utility model discloses a coupling mechanism of design, the in use of being convenient for can dispel the heat on the radiating fin on another a set of not working's first CPU or the second CPU with the heat transfer of work when first CPU or second CPU work alone, makes two sets of radiating fin can dispel the heat simultaneously, increases the radiating effect, makes the radiating efficiency maximize, conveniently uses.

Drawings

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

FIG. 2 is a schematic view of the connecting mechanism of the present invention;

FIG. 3 is a connection diagram of the heat-conducting fin and the fixing plate of the present invention;

fig. 4 is a schematic side view of the heat-conducting plate, the heat-conducting sloping block and the heat-conducting sloping plate of the present invention;

fig. 5 is a schematic view of the bottom structure of the circuit board main body of the present invention;

fig. 6 is a schematic cross-sectional structural view of the mounting ring of the present invention;

fig. 7 is a schematic top view of the mounting ring and the fixing ring of the present invention;

in the figure: 1. a first CPU; 2. a heat conductive sheet; 3. a circuit board main body; 4. a screw; 5. a second CPU; 6. a heat dissipating fin; 8. a heat conducting plate; 9. a heat-conducting sloping block; 10. a fixing plate; 11. a nut; 12. a heat conducting sloping plate; 13. a stud; 14. a mounting ring; 15. and (4) fixing the ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-7, the present invention provides a technical solution: a short circuit resistant circuit board comprises a circuit board main body 3, a second CPU5 and a first CPU1, wherein the front surfaces of the second CPU5 and the first CPU1 are respectively provided with a radiating fin 6, the radiating fins 6 can radiate heat when in use, the circuit board main body 3 is provided with a connecting mechanism, the connecting mechanism comprises two groups of heat conducting plates 8, heat conducting sheets 2 and two groups of clamping components, the heat conducting sheets 2 can be fixed through the clamping components when in use, the surfaces of the heat conducting plates 8 are fixedly provided with heat conducting inclined blocks 9, the two end parts of the heat conducting sheets 2 are respectively fixedly provided with a heat conducting inclined plate 12, the heat conducting sheets 2 have good heat conducting effect when in use, the heat conducting inclined plates 12 are in contact with the surfaces of the heat conducting inclined blocks 9, the clamping components comprise studs 13, fixing plates 10 and nuts 11, the nuts 11 can fix the fixing plates 10 when in use, and then fix the conducting strip 2, the through-hole has been seted up to the inside of fixed plate 10, the tip of stud 13 passes the through-hole, pass through threaded connection between nut 11 and the stud 13, fixed plate 10 is fixed in the side of conducting strip 2, stud 13 is fixed in the front of circuit board main part 3, two sets of heat-conducting plates 8 are fixed respectively on radiating fin 6's surface, heat-conducting plate 8 can come out the heat transfer on radiating fin 6 when using, through the coupling mechanism of design, be convenient for in use can carry out the heat dissipation on radiating fin 6 on another group of first CPU1 or the second CPU5 of not working with the heat transfer of work when first CPU1 or the second CPU5 works alone, make two sets of radiating fin 6 carry out the heat dissipation simultaneously, increase the radiating effect, make radiating efficiency maximize, conveniently use.

In the embodiment, preferably, mounting holes are formed in the corners around the circuit board main body 3, the circuit board main body 3 can be fixed on a computer case through screws 4 through the mounting holes when the circuit board main body is used, a protection mechanism is arranged on the mounting holes and comprises a mounting ring 14 and a fixing ring 15, the mounting ring 14 is fixed outside the fixing ring 15, the back surface of the fixing ring 15 extends into the through hole and is fixedly connected with the inner wall of the through hole, the screws 4 are arranged on the fixing ring 15, the circuit board main body and the computer case can be connected together through the screws 4 when the circuit board main body is used, the working end of each screw 4 penetrates through the through hole and is in contact with the surface of the circuit board main body 3 when the screw 4 is fastened with the computer case in a rotating mode, the situation that the surface of the circuit board main body 3 is indented or damaged is caused when the screw 4 penetrates through the through hole in use is reduced, and the use effect of the circuit board main body 3 is improved.

In this embodiment, preferably, two sets of chips are disposed on the front surface of the circuit board main body 3, a plurality of sets of pins are disposed outside the chips, and the pins are connected to the circuit board main body 3 by soldering.

In this embodiment, preferably, a solder resist layer is applied to the outer surface of the circuit board body 3, so that a short circuit that may cause bridging of the circuit board 3 during soldering can be resisted during use, thereby effectively protecting the circuit board body 3.

The utility model discloses a theory of operation and use flow:

the utility model discloses when using, the back of the heat conduction swash plate 12 on the two ends of conducting strip 2 contacts with the heat conduction sloping block 9 on the heat-conducting plate 8, and let the through-hole in the fixed plate 10 pass the tip of the double-screw bolt 13 on the circuit board main part 3, then screw nut 11 on the double-screw bolt 13, if first CPU1 or second CPU5 during operation alone when the computer is used, radiating fin 6 dispels the heat to the heat that produces, radiating fin 6 transmits some heat to heat-conducting plate 8, heat-conducting plate 8 transmits the heat to heat conduction sloping block 9, heat conduction sloping block 9 transmits the heat to heat conduction swash plate 12, heat conduction swash plate 12 transmits the heat to conducting strip 2, at this moment, conducting strip 2 transmits the heat to another group of heat conduction swash plate 12 in proper order again, heat conduction sloping block 9, heat-conducting plate 8, finally transmit to the radiating fin 6 on another group of first CPU1 or second CPU5 of not working, continue to dispel the heat through radiating fin 6, increase the radiating effect, when needing to dismantle according to the above-mentioned opposite operation can pull down conducting strip 2;

when the screw 4 is screwed, the end of the screw 4 contacts the mounting ring 14, and the mounting ring 14 can play a role of blocking protection.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. The utility model provides an anti short circuit board, includes circuit board main part (3), second CPU (5) and first CPU (1), second CPU (5), the front of first CPU (1) all is provided with radiating fin (6), its characterized in that: be provided with coupling mechanism on circuit board main part (3), coupling mechanism includes two sets of heat-conducting plates (8), conducting strip (2) and two sets of chucking subassemblies, the fixed surface of heat-conducting plate (8) is provided with heat conduction sloping block (9), the both ends of conducting strip (2) are all fixed and are provided with heat conduction swash plate (12), heat conduction swash plate (12) with the surface contact of heat conduction sloping block (9).

2. The short-circuit-resistant wiring board according to claim 1, wherein: the clamping assembly comprises a stud (13), a fixing plate (10) and a nut (11), a through hole is formed in the fixing plate (10), and the end of the stud (13) penetrates through the through hole.

3. The short-circuit-resistant wiring board according to claim 2, wherein: the nut (11) is connected with the stud (13) through threads, and the fixing plate (10) is fixed on the side face of the heat conducting fin (2).

4. The short-circuit-resistant wiring board according to claim 3, characterized in that: the studs (13) are fixed on the front surface of the circuit board main body (3), and the two groups of heat-conducting plates (8) are respectively fixed on the surfaces of the radiating fins (6).

5. The short-circuit-resistant wiring board according to claim 4, wherein: the mounting hole has all been seted up to the corner all around of circuit board main part (3), be provided with protection machanism on the mounting hole, protection machanism includes collar (14) and solid fixed ring (15), collar (14) are fixed gu the outside of fixed ring (15).

6. The short-circuit-resistant wiring board according to claim 5, wherein: the back of solid fixed ring (15) extends to the inside of through-hole, and with the inner wall fixed connection of through-hole, be provided with screw (4) on solid fixed ring (15), the work end of screw (4) passes the through-hole.

7. The short-circuit-resistant wiring board according to claim 5, wherein: the front of circuit board main part (3) is provided with two sets of chips, the outside of chip is provided with the multiunit pin, the pin with pass through welded connection between circuit board main part (3).

8. The short-circuit-resistant wiring board according to claim 7, wherein: and a green oil solder mask is coated on the outer surface of the circuit board main body (3).