CN215268902U

CN215268902U - Multilayer PCB board that heat dispersion is good

Info

Publication number: CN215268902U
Application number: CN202121622930.2U
Authority: CN
Inventors: 叶惠龙; 沈克强
Original assignee: Yunfeng Kaiping Electronic Products Co ltd
Current assignee: Yunfeng Kaiping Electronic Products Co ltd
Priority date: 2021-07-16
Filing date: 2021-07-16
Publication date: 2021-12-21
Anticipated expiration: 2031-07-16

Abstract

The utility model belongs to the technical field of the PCB board, especially be a multilayer PCB board that heat dispersion is good, the upper surface at PCB basic unit flange reason is integrated into one piece has the support curb plate, the surface of support curb plate has seted up the transom, the internally mounted of transom has the stay tube, the internally mounted of stay tube has the fan, be provided with the locating component between transom and the stay tube, the upper end edge integrated into one piece of support curb plate has the side guard plate, the intermediate position department of support curb plate upper end integrated into one piece has the locator card strip, the lower surface at PCB basic unit flange reason has seted up the locator card groove, the side guard plate laminating is at the edge of another PCB basic unit; be convenient for install a plurality of PCB base plate as required, install the stay tube in the transom is seted up on the support curb plate surface simultaneously, and stay tube internally mounted has the fan, and the air of the PCB base plate top of being convenient for flows under the effect of fan to it carries out radiating convenience to have increased the PCB base plate.

Description

Multilayer PCB board that heat dispersion is good

Technical Field

The utility model belongs to the technical field of the PCB board, concretely relates to multilayer PCB board that heat dispersion is good.

Background

The PCB is called a printed board for short, and is one of important parts in the electronic industry. Almost every kind of electronic equipment, as small as electronic watches, calculators, as large as computers, communication electronics, military weaponry systems, has electronic components such as integrated circuits, and printed boards are used to electrically interconnect the various components. The printed circuit board consists of an insulating bottom plate, a connecting lead and a welding disc for assembling and welding electronic elements, and has double functions of a conductive circuit and the insulating bottom plate. The circuit can replace complex wiring to realize electrical connection among elements in the circuit, thereby simplifying the assembly and welding work of electronic products, reducing the wiring workload in the traditional mode and greatly lightening the labor intensity of workers; and the volume of the whole machine is reduced, the product cost is reduced, and the quality and the reliability of the electronic equipment are improved. When the traditional PCB is used, the connection between the multiple layers of PCBs is inconvenient, and meanwhile, the PCB is not convenient to radiate.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a multilayer PCB board that heat dispersion is good has between the multilayer PCB board to connect stably, is convenient for select the PCB board of suitable quantity according to the demand to assemble, and the PCB board is convenient for carry out radiating characteristics simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multilayer PCB board that heat dispersion is good, includes PCB base layer board, the upper surface of PCB base layer board is provided with the printed circuit layer, the upper surface integrated into one piece at PCB base layer flange reason has the support curb plate, the transom has been seted up on the surface of supporting the curb plate, the internally mounted of transom has the stay tube, the internally mounted of stay tube has the fan, be provided with locating component between transom and the stay tube, the upper end edge integrated into one piece of support curb plate has the side guard plate, the intermediate position department integrated into one piece of support curb plate upper end has the locator card strip, locator card groove has been seted up to the lower surface at PCB base layer flange reason, the side guard plate laminating is at the edge of another PCB base layer board, and the locator card strip is installed in locator card groove, and the screw internal rotation that side guard plate and PCB base layer surface were seted up closes the screw.

As the utility model discloses a preferred technical scheme of multilayer PCB board that heat dispersion is good, PCB base plate includes epoxy paper lamination board, and epoxy paper lamination board is provided with the three-layer, bonds at the polyester film layer on epoxy paper lamination board surface to and the individual layer carbon cloth of bonding at the polyester film layer surface.

As the utility model discloses a preferred technical scheme of multilayer PCB board that heat dispersion is good, epoxy paper laminated board is the hyperboloid structure, and epoxy paper laminated board dislocation set.

As the utility model discloses a preferred technical scheme of multilayer PCB board that heat dispersion is good, the inside of epoxy paper lamination board is provided with the spandex silk.

As the utility model discloses a preferred technical scheme of multilayer PCB board that heat dispersion is good, locating component installs at the inside compression spring of mounting groove including supporting the mounting groove that sets up in the curb plate, through compression spring one end movable mounting at the inside spacing cardboard of mounting groove, sets up the spacing draw-in groove at the stay tube surface, and spacing cardboard is installed in spacing draw-in groove.

As the utility model discloses a preferred technical scheme of multilayer PCB board that heat dispersion is good, the transom that sets up on support curb plate surface is provided with threely.

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

1. support curb plate through PCB base plate edge upper surface integrated into one piece, support through supporting the curb plate when being convenient for two PCB base plate connect, and support curb plate upper end integrated into one piece's side guard plate and the edge contact of another PCB base plate, and support curb plate upper end integrated into one piece's locator card strip and install in the locator card groove that another PCB base plate lower surface was seted up, and the side guard plate passes through screw and PCB base plate fixed connection, thereby increased the convenience that two PCB base plate stack from top to bottom, be convenient for install a plurality of PCB base plate as required, support the curb plate surface simultaneously and set up the stay tube in the transom, and stay tube internally mounted has the fan, the air of being convenient for PCB base plate top flows under the effect of fan, thereby it carries out radiating convenience to have increased the PCB base plate.

2. Through the PCB base plate board of constituteing by epoxy paper laminated board, polyester film layer, individual layer carbon cloth and spandex silk, two-layer polyester film layer bonds in the outside of three-layer epoxy paper laminated board simultaneously, and be the epoxy paper laminated board dislocation distribution of hyperboloid structure, the three-layer epoxy paper laminated board of being convenient for and two-layer polyester film layer are fixed mutually, individual layer carbon cloth bonds on polyester film layer's surface simultaneously, the spandex silk sets up the handle of kneading of epoxy paper laminated board, thereby the intensity of PCB base plate structure has been increased.

3. Through the locating component who comprises mounting groove, compression spring, spacing cardboard and spacing draw-in groove, spacing draw-in groove sets up the surface at the stay tube simultaneously, the mounting groove sets up in the inside of supporting the curb plate, and compression spring movable mounting is passed through to the one end of spacing cardboard in the inside of mounting groove, the other end of spacing cardboard is installed in the inside of spacing draw-in groove, be convenient for fix a position the inside stay tube of transom, the degree of difficulty of stay tube dismouting has been reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic cross-sectional structure of the present invention;

fig. 2 is a schematic perspective view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 4 is a schematic structural view of a PCB substrate board of the present invention;

fig. 5 is a schematic structural view of the epoxy paper laminate of the present invention;

in the figure: 1. a PCB base layer board; 2. printing a circuit layer; 3. supporting the side plates; 4. a ventilation window; 5. supporting a tube; 6. a fan; 7. mounting grooves; 8. a compression spring; 9. a limiting clamping plate; 10. a limiting clamping groove; 11. a side guard plate; 12. positioning the clamping strip; 13. positioning the clamping groove; 14. a screw; 15. an epoxy paper laminate; 16. a polyester film layer; 17. single-layer carbon fiber cloth; 18. and (4) spandex filaments.

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.

Examples

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a multilayer PCB board that heat dispersion is good, including PCB base plate 1, the upper surface of PCB base plate 1 is provided with printed circuit layer 2, the upper surface integrated into one piece at PCB base plate 1 edge has support curb plate 3, transom 4 has been seted up on the surface of support curb plate 3, the internally mounted of transom 4 has stay tube 5, the internally mounted of stay tube 5 has fan 6, be provided with locating component between transom 4 and the stay tube 5, the upper end edge integrated into one piece of support curb plate 3 has side guard plate 11, the intermediate position department integrated into one piece of support curb plate 3 upper end has locator card strip 12, locator card groove 13 has been seted up to the lower surface at PCB base plate 1 edge, side guard plate 11 laminates at the edge of another PCB base plate 1, and locator card strip 12 installs the inside at locator card groove 13, and the screw 14 has been closed in the screw hole that side guard plate 11 and PCB base plate 1 surface were seted up soon.

In the embodiment, the supporting side plate 3 integrally formed on the upper surface of the edge of the PCB base layer plate 1 is convenient for supporting the two PCB base layer plates 1 by the supporting side plate 3 when the two PCB base layer plates are connected, and the side guard plate 11 integrally formed at the upper end of the support side plate 3 is in contact with the edge of the other PCB base plate 1, and a positioning clamping strip 12 integrally formed at the upper end of the supporting side plate 3 is arranged in a positioning clamping groove 13 arranged on the lower surface of the other PCB base plate 1, and the side guard plate 11 is fixedly connected with the PCB base plate 1 through a screw 14, thereby increasing the convenience of stacking two PCB base plates 1 up and down, facilitating the installation of a plurality of PCB base plates 1 according to the requirement, meanwhile, a supporting pipe 5 is arranged in a ventilation window 4 formed in the surface of the supporting side plate 3, and a fan 6 is arranged inside the supporting pipe 5, so that air above the PCB base plate 1 can flow under the action of the fan 6, and the convenience of heat dissipation of the PCB base plate 1 is improved.

Specifically, the PCB substrate board 1 includes an epoxy paper laminated board 15, and the epoxy paper laminated board 15 is provided with the three-layer, bonds in the polyester film layer 16 on epoxy paper laminated board 15 surface to and the single-layer carbon fiber cloth 17 of bonding in the polyester film layer 16 surface, and the epoxy paper laminated board 15 is the hyperboloid structure, and epoxy paper laminated board 15 dislocation set, and the inside of epoxy paper laminated board 15 is provided with spandex silk 18.

In this embodiment, through the PCB base plate 1 that comprises epoxy paper laminated board 15, polyester film layer 16, individual layer carbon cloth 17 and spandex silk 18, two-layer polyester film layer 16 bonds in the outside of three-layer epoxy paper laminated board 15 simultaneously, and be the epoxy paper laminated board 15 dislocation distribution of hyperboloid structure, three-layer epoxy paper laminated board 15 and two-layer polyester film layer 16 of being convenient for are fixed mutually, individual layer carbon cloth 17 bonds on the surface of polyester film layer 16 simultaneously, spandex silk 18 sets up the handle of kneading between the fingers at epoxy paper laminated board 15, thereby the intensity of PCB base plate 1 structure has been increased.

Specifically, locating component includes mounting groove 7 that sets up in the support curb plate 3, installs at the inside compression spring 8 of mounting groove 7, through the inside spacing cardboard 9 of compression spring 8 one end movable mounting in mounting groove 7, sets up the spacing draw-in groove 10 at 5 surfaces of stay tube, and spacing cardboard 9 installs in spacing draw-in groove 10, and the transom 4 that the support curb plate 3 surface was seted up is provided with threely.

In this embodiment, through by mounting groove 7, compression spring 8, the locating component that spacing cardboard 9 and spacing draw-in groove 10 are constituteed, spacing draw-in groove 10 sets up the surface at stay tube 5 simultaneously, mounting groove 7 sets up the inside at

support side plate

3, and 8 movable mounting of compression spring are passed through to the one end of spacing cardboard 9 in the inside of mounting groove 7, the inside at spacing draw-in groove 10 is installed to the other end of spacing cardboard 9, be convenient for fix a position 4 inside stay tube 5 of transom, the degree of difficulty of 5 dismouting of stay tube has been reduced.

The utility model discloses a theory of operation and use flow: during production, the epoxy paper laminated board 15 is wrapped outside the spandex filament 18, the three epoxy paper laminated boards 15 are arranged in a staggered mode, the two polyester film layers 16 are bonded on the outer sides of the three epoxy paper laminated boards 15, single-layer carbon fiber cloth 17 is bonded on the outer surfaces of the polyester film layers 16, the epoxy paper laminated boards 15 and the polyester film layers 16 are pressed to form the PCB base board 1 and the supporting side board 3, the printed circuit layer 2 is arranged on the upper surface of the PCB base board 1, the side protection board 11 and the positioning clamping strip 12 are integrally formed at the upper end of the supporting side board 3, the ventilation window 4 and the mounting groove 7 are formed in the surface of the supporting side board 3, one end of the limiting clamping board 9 is movably mounted in the mounting groove 7 formed in the supporting side board 3 through the compression spring 8, the supporting pipe 5 is mounted inside the ventilation window 4, at the moment, the other end of the limiting clamping board 9 is mounted inside the limiting clamping groove 10, the lower surface at PCB base plate 1 edge is seted up positioning groove 13, and when two PCB base plate 1 interconnect of needs, two PCB base plate 1 stack from top to bottom, and positioning card strip 12 is installed in positioning groove 13's inside this moment to it is fixed with PCB base plate 1 through screw 14 to side guard plate 11.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a multilayer PCB board that heat dispersion is good, includes PCB base plate (1), its characterized in that: the PCB is characterized in that a printed circuit layer (2) is arranged on the upper surface of the PCB base layer plate (1), a supporting side plate (3) is integrally formed on the upper surface of the edge of the PCB base layer plate (1), a ventilation window (4) is formed on the surface of the supporting side plate (3), a supporting tube (5) is installed inside the ventilation window (4), a fan (6) is installed inside the supporting tube (5), a positioning component is arranged between the ventilation window (4) and the supporting tube (5), a side protection plate (11) is integrally formed on the upper end edge of the supporting side plate (3), a positioning clamping strip (12) is integrally formed in the middle position of the upper end of the supporting side plate (3), a positioning clamping groove (13) is formed on the lower surface of the edge of the PCB base layer plate (1), the side protection plate (11) is attached to the edge of another PCB base layer plate (1), and the positioning clamping strip (12) is installed inside the positioning clamping groove (13), and a screw (14) is screwed in a screw hole formed on the surface of the side guard plate (11) and the PCB base plate (1).

2. The multi-layer PCB with good heat dissipation performance of claim 1, wherein: the PCB base plate (1) comprises an epoxy paper laminated plate (15), wherein the epoxy paper laminated plate (15) is provided with three layers, a polyester film layer (16) bonded on the surface of the epoxy paper laminated plate (15), and a single-layer carbon fiber cloth (17) bonded on the outer surface of the polyester film layer (16).

3. The multi-layer PCB board with good heat dissipation performance of claim 2, wherein: the epoxy paper laminated board (15) is of a double-curved-surface structure, and the epoxy paper laminated board (15) is arranged in a staggered mode.

4. The multi-layer PCB board with good heat dissipation performance of claim 2, wherein: and spandex filaments (18) are arranged inside the epoxy paper laminated board (15).

5. The multi-layer PCB with good heat dissipation performance of claim 1, wherein: the positioning assembly comprises a mounting groove (7) arranged in the supporting side plate (3), a compression spring (8) arranged in the mounting groove (7), a limiting clamping plate (9) movably mounted in the mounting groove (7) through one end of the compression spring (8), and a limiting clamping groove (10) formed in the outer surface of the supporting pipe (5), wherein the limiting clamping plate (9) is mounted in the limiting clamping groove (10).

6. The multi-layer PCB with good heat dissipation performance of claim 5, wherein: three ventilation windows (4) are arranged on the surface of the supporting side plate (3).