CN219269148U

CN219269148U - Spliced PCB circuit board

Info

Publication number: CN219269148U
Application number: CN202222549035.3U
Authority: CN
Inventors: 李国庆; 文胜民
Original assignee: Zhuhai Handa Technology Co ltd
Current assignee: Zhuhai Handa Technology Co ltd
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-06-27
Anticipated expiration: 2032-09-23

Abstract

The utility model relates to a spliced PCB circuit board, which belongs to the technical field of PCBs and comprises a supporting bottom board, wherein the upper side and the lower side of the supporting bottom board are respectively provided with a heat dissipation assembly, and the supporting bottom board is provided with a PCB splice plate; the PCB splice plate comprises a plurality of PCB boards, a conductive assembly is connected between two adjacent PCB boards, and a fixing assembly is arranged between the two adjacent PCB boards; can make and form firm connection between the PCB board through setting up fixed subassembly, can realize the electricity of PCB circuit board through electrically conductive subassembly and connect fast, through setting up radiating component, can dispel the heat the cooling to the electronic components on the PCB board main part and the PCB board after the concatenation, guarantee the working property of concatenation formula PCB circuit board.

Description

Spliced PCB circuit board

Technical Field

The utility model belongs to the technical field of PCB boards, and particularly relates to a spliced PCB circuit board.

Background

With the high-speed development of electronic information technology, the functions of a PCB circuit board are continuously increased, the running speed is required to be faster and faster, the required PCB is oversized due to the use of the planar single-board PCB circuit board, the printed lines are long, the impedance is increased, the noise resistance is reduced, and the cost is increased; therefore, the PCB circuit board is developed towards the direction of multi-board splicing packaging; the existing spliced PCB circuit board still has the problems to be improved:

1. the flexible connection is formed between the two PCB circuit boards through the lead group, and the flexible connection PCB circuit board has poor stability in the severe working environment.

2. The plurality of PCB circuit boards are closely arranged after being spliced, heat generated by the operation of electronic components is concentrated and accumulated, and the heat dissipation condition is poor.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides the spliced PCB circuit board, the fixed components are arranged to enable the PCB boards to be firmly connected, the conductive components can be used for quickly realizing the electric connection of the PCB circuit board, and the heat dissipation components are arranged to enable the spliced PCB board main body and the electronic components on the PCB board to dissipate heat and cool, so that the working performance of the spliced PCB circuit board is ensured.

The aim of the utility model can be achieved by the following technical scheme:

the spliced PCB circuit board comprises a supporting bottom plate, wherein the upper side and the lower side of the supporting bottom plate are respectively provided with a heat dissipation assembly, and the supporting bottom plate is provided with a PCB splice plate;

the PCB splice plate comprises a plurality of PCB boards, a conductive assembly is connected between two adjacent PCB boards, and a fixing assembly is further arranged between two adjacent PCB boards.

As a preferable technical scheme of the utility model, the conductive component comprises slots, the slots are symmetrically arranged on one side of the PCB, jacks are arranged at one end of each slot in an array manner, metal cylindrical sheets are arranged in each jack, and each metal cylindrical sheet is electrically connected to the PCB.

As a preferable technical scheme of the utility model, the other side of the PCB corresponding to the slot is provided with the pin assembly, the pin assembly comprises copper columns corresponding to the jacks one by one, one side of each copper column is provided with an insulating block, and one end of each copper column penetrates through the insulating block and is respectively and electrically connected to the PCB.

As a preferable technical scheme of the utility model, four corners of each PCB are provided with hanging lugs, the middle part of each hanging lug is provided with a mounting hole, a fixing component is movably connected in each mounting hole and comprises a secondary column and a primary column, one end of each secondary column movably passes through the mounting hole and is in threaded connection with the primary column, the primary column is also in threaded connection with the adjacent secondary column, a supporting hole is formed in the position of the supporting bottom plate corresponding to the mounting hole, and the primary column at the bottom of the PCB splice plate is fixedly connected with the supporting hole.

As a preferable technical scheme of the utility model, the heat dissipation assembly comprises a connecting plate, one end of the connecting plate is fixed on the supporting bottom plate, ventilation round holes are symmetrically formed in the connecting plate, and the connecting plate is provided with heat dissipation fans on the corresponding ventilation round holes.

As a preferable technical scheme of the utility model, the supporting bottom plate is densely provided with the radiating grooves, a plurality of fixing holes are symmetrically formed in the two sides of the radiating grooves, and fixing bolts are arranged in the fixing holes.

The beneficial effects of the utility model are as follows:

can make and form firm connection between the PCB board through setting up fixed subassembly, can realize the electricity of PCB circuit board through electrically conductive subassembly and connect fast, through setting up radiating component, can dispel the heat the cooling to the electronic components on the PCB board main part and the PCB board after the concatenation, guarantee the working property of concatenation formula PCB circuit board.

Drawings

The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.

FIG. 1 is a schematic diagram of an explosive structure of the present utility model;

FIG. 2 is an enlarged view at A of FIG. 1;

FIG. 3 is a perspective view of the present utility model;

FIG. 4 is a front cross-sectional view of the present utility model;

FIG. 5 is an enlarged view at B of FIG. 4;

description of main reference numerals:

in the figure: 1. a support base plate; 11. a fixing hole; 12. a fixing bolt; 2. a heat dissipation assembly; 21. a connecting plate; 22. a heat radiation fan; 3. a PCB board; 31. hanging lugs; 4. a conductive assembly; 41. a slot; 42. a jack; 43. a pin assembly; 431. copper columns; 432. an insulating block; 5. a fixing assembly; 51. a sub-column; 52. and a female column.

Detailed Description

In order to further describe the technical means and effects adopted by the utility model for achieving the preset aim, the following detailed description is given below of the specific implementation, structure, characteristics and effects according to the utility model with reference to the attached drawings and the preferred embodiment.

Referring to fig. 1-5, a spliced PCB circuit board comprises a supporting base plate 1, wherein heat dissipation assemblies 2 are respectively arranged on the upper side and the lower side of the supporting base plate 1, and a PCB splice plate is arranged on the supporting base plate 1;

the PCB splice plate comprises a plurality of PCB boards 3, a conductive component 4 is connected between two adjacent PCB boards 3, and a fixing component 5 is further arranged between two adjacent PCB boards 3.

In this embodiment, can make the firm connection of formation between the PCB board 3 through setting up fixed subassembly 5, can realize the electricity of PCB circuit board through electrically conductive subassembly 4 and connect fast, through setting up radiator unit 2, can dispel the heat the cooling to the electronic components on the PCB board 3 main part and the PCB board 3 after the concatenation, guarantee the working property of concatenation formula PCB circuit board.

Specifically, the conductive component 4 includes a slot 41, the slot 41 is symmetrically disposed on one side of the PCB board 3, an array of holes 42 are formed at one end of the slot 41, a metal cylindrical sheet is disposed in each hole 42, and each metal cylindrical sheet is electrically connected to the PCB board 3.

The other side of the PCB 3 corresponding to the slot 41 is provided with a pin assembly 43, the pin assembly 43 includes copper columns 431 corresponding to the jacks 42 one by one, one side of the copper columns 431 is provided with an insulating block 432, and one end of each copper column 431 passes through the insulating block 432 and is electrically connected to the PCB 3 respectively.

Every four corners of PCB board 3 all are provided with hangers 31, every the mounting hole has all been seted up at the middle part of hangers 31, swing joint has fixed subassembly 5 in the mounting hole, fixed subassembly 5 includes sub-post 51 and female post 52, after the one end activity of sub-post 51 passed the mounting hole with female post 52 threaded connection, female post 52 still with adjacent another sub-post 51 threaded connection, the supporting hole has been seted up to the position that supporting baseplate 1 corresponds the mounting hole, female post 52 fixed connection of PCB splice plate bottom is on the supporting hole.

In this embodiment, PCB board 3 need accomplish the fixed connection between the sheet layer and the electricity between the PCB board 3 and be connected when carrying out the concatenation, be provided with fixed subassembly 5 between PCB board 3, fixed subassembly 5 includes sub-post 51 and female post 52, and sub-post 51 and female post 52 are the removable connection of screw thread, through set up hangers 31 in four corners of PCB board 3, the mounting hole has been seted up at the middle part of hangers 31, sub-post 51 can pass mounting hole and female post 52 threaded connection, hangers 31 on two PCB boards 3 are supported respectively at female post 52 both ends, two sub-posts 51 pass the mounting hole of two PCB boards 3 respectively and respectively threaded connection at the both ends of female post 52, then respectively connect new female post 52 or nut at the other one end of two sub-posts 51 can fixed connection two PCB boards 3.

Through setting up conductive component 4, conductive component 4 symmetry sets up on PCB board 3, and one terminal surface of PCB board 3 is provided with slot 41, be provided with contact pin subassembly 43 on the position that the other terminal surface corresponds slot 41, jack 42 and the copper post 431 on the contact pin subassembly 43 set up in the slot 41 one-to-one, the electrical signal input part of PCB board 3 is regarded as to the metal post piece in the jack 42, the electrical signal output part of PCB board 3 is regarded as to copper post 431, when two PCB boards 3 pass through fixed subassembly 5 fixed mounting, the copper post 431 of preceding PCB board 3 can align on jack 42 of inserting the back PCB board 3 and closely laminate with the metal post piece in the jack 42, realize the electricity of two PCB boards 3 and be connected.

Specifically, the heat dissipation assembly 2 includes a connection plate 21, one end of the connection plate 21 is fixed on the support base plate 1, ventilation round holes are symmetrically formed in the connection plate 21, and a heat dissipation fan 22 is arranged on the corresponding ventilation round holes in the connection plate 21.

The support base plate 1 is densely provided with radiating grooves, a plurality of fixing holes 11 are symmetrically formed in the support base plate 1 and located on two sides of the radiating grooves, and fixing bolts 12 are arranged in the fixing holes 11.

In this embodiment, after a plurality of PCB boards 3 are spliced together, the integration density of the electronic components therein is high, more heat is generated during operation, and heat is concentrated, and by installing the heat dissipation assemblies 2 on both sides of the PCB splice board, air circulates in the gaps of the PCB splice board layers through the fans, the main body of the PCB board 3 and the electronic components on the main body are sufficiently cooled, so that the workability of the spliced PCB circuit board is ensured; the heat dissipation grooves densely arranged on the supporting bottom plate 1 can strengthen the circulation of internal and external air and enhance the heat dissipation effect, the side faces of the supporting bottom plate 1 are symmetrically provided with the fixing holes 11, and the spliced circuit board can be integrally fixed on used equipment through the fixing bolts 12.

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

The present utility model is not limited to the above embodiments, but is capable of modification and variation in detail, and other modifications and variations can be made by those skilled in the art without departing from the scope of the present utility model.

Claims

1. The utility model provides a concatenation formula PCB circuit board, includes supporting baseplate (1), its characterized in that: the upper side and the lower side of the supporting bottom plate (1) are respectively provided with a heat dissipation assembly (2), and the supporting bottom plate (1) is provided with a PCB splice plate;

the PCB splice plate comprises a plurality of PCB boards (3), a conductive component (4) is connected between two adjacent PCB boards (3), and a fixing component (5) is further arranged between two adjacent PCB boards (3).

2. The spliced PCB panel of claim 1, wherein: the conductive assembly (4) comprises slots (41), the slots (41) are symmetrically arranged on one side of the PCB (3), jacks (42) are formed in one end of each slot (41) in an array mode, metal cylindrical sheets are arranged in each jack (42), and each metal cylindrical sheet is electrically connected to the PCB (3).

3. The spliced PCB panel of claim 2, wherein: the PCB board (3) is provided with contact pin subassembly (43) corresponding to the opposite side of slot (41), contact pin subassembly (43) include with jack (42) one-to-one copper post (431), one side of copper post (431) is provided with insulating block (432), every copper post (431) one end all passes insulating block (432) and is connected on PCB board (3) respectively electrically.

4. A tiled PCB according to claim 3, wherein: every four corners of PCB board (3) all are provided with hangers (31), every the mounting hole has all been seted up at the middle part of hangers (31), swing joint has fixed subassembly (5) in the mounting hole, fixed subassembly (5) include sub-post (51) and female post (52), after the one end activity of sub-post (51) passes the mounting hole with female post (52) threaded connection, female post (52) still with adjacent another sub-post (51) threaded connection, the supporting hole has been seted up in the position that supporting baseplate (1) corresponds the mounting hole, female post (52) fixed connection of PCB splice plate bottom is on the supporting hole.

5. The spliced PCB panel of claim 1, wherein: the heat dissipation assembly (2) comprises a connecting plate (21), one end of the connecting plate (21) is fixed on the supporting bottom plate (1), ventilation round holes are symmetrically formed in the connecting plate (21), and a heat dissipation fan (22) is arranged on the corresponding ventilation round holes in the connecting plate (21).

6. The spliced PCB circuit board according to claim 5, wherein the supporting base plate (1) is densely provided with radiating grooves, a plurality of fixing holes (11) are symmetrically formed in the supporting base plate (1) at two sides of the radiating grooves, and fixing bolts (12) are arranged in the fixing holes (11).