CN216531921U

CN216531921U - Multilayer HDI board of waterproof type inlayer interconnection

Info

Publication number: CN216531921U
Application number: CN202123069680.7U
Authority: CN
Inventors: 刘志江; 余鑫
Original assignee: Dongguan Changda Circuit Board Co ltd
Current assignee: Dongguan Changda Circuit Board Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-05-13
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a waterproof type multilayer HDI board with interconnected inner layers, which comprises a board body, wherein waterproof grooves are formed in the upper end and the lower end of the board body, waterproof layer structures are fixedly connected to the inner groove walls of the two waterproof grooves, two interlayer grooves are formed in the left end of the board body, a middle layer board is fixedly connected to the inner groove walls of the two interlayer grooves, the two middle layer boards are respectively and fixedly connected with the two waterproof layer structures, the inner groove penetrating through the left end and the right end is formed in the middle of the left end of the board body, a connecting structure is fixedly connected to the inner groove walls of the inner groove and fixedly connected with the two middle layer boards, and a plurality of heat dissipation holes are formed in the front end and the rear end of the board body. According to the waterproof type multilayer HDI board with the interconnected inner layers, the waterproof double-sided performance is improved when the board body is used, the waterproof efficiency is improved, the reinforcing performance of the HDI board is improved, the anti-fracture strength of the HDI board is improved, and the bearing strength of the board is improved.

Description

Multilayer HDI board of waterproof type inlayer interconnection

Technical Field

The utility model relates to the technical field of multilayer HDI (high Density interconnection) plates, in particular to a waterproof multilayer HDI plate with interconnected inner layers.

Background

The HDI is a kind of circuit board which is used for producing a printed circuit board and has higher line distribution density by using a micro-blind buried hole technology, and is a compact product specially designed for a small-capacity user. The HDI board adopts a modularized parallel design, one module has the capacity of 1000VA (height of 1U), the HDI board can be naturally cooled and can be directly placed into a 19' rack, 6 modules can be connected in parallel at most, 1, when the existing multilayer HDI board is used, the board is mostly single-sided waterproof when in use, the waterproof effect is poor, and the waterproof efficiency is reduced; 2. when current multilayer HDI board used, the reinforcing properties of HDI board is poor, and cracked phenomenon easily appears in the HDI board use, reduces the anti-fracture strong nature of HDI board, and the bearing dynamics of board is little, and board internal connection lacks the bipartition, reduces the stability that the inside each layer of board is connected, so, we provide a multilayer HDI board of novel waterproof type inlayer interconnection.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a waterproof inner-layer-interconnected multilayer HDI board which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a multilayer HDI board of waterproof type inlayer interconnection, the package rubbing board body, the buckler has all been opened to the upper end and the lower extreme of plate body, two the equal fixedly connected with waterproof layer structure of the inner tank wall of buckler, open the left end of plate body has two interlayer grooves, two plywood in the equal fixedly connected with of the inner tank wall of interlayer groove, two the middle level board respectively with two waterproof layer structure fixed connection, open the inlayer groove of break-over about having at the left end middle part of plate body, the inner tank wall fixedly connected with connection structure of inlayer groove, connection structure and two middle level board fixed connection, a plurality of louvre has all been opened to the front end and the rear end of plate body.

Preferably, the inside of plate body is opened there are two sets of draw-in grooves, two the water-proof tank communicates with each other through two sets of draw-in grooves and two interlayer inslots respectively, open the inside of plate body has two spread grooves, the inlayer groove communicates with each other through two spread grooves and two interlayer inslots.

Preferably, the waterproof layer structure includes the waterproof board, the inside of waterproof board is provided with the waterproof membrane, the lower extreme fixedly connected with of waterproof board has a set of cardboard.

Preferably, the two waterproof boards are fixedly connected with the board body through two waterproof grooves respectively, the two clamping boards are located in the two clamping grooves respectively, and the two clamping boards are fixedly connected with the two middle boards respectively.

Preferably, the connecting structure comprises an inner plate, a device groove penetrating through the front end and the rear end of the inner plate is formed in the front end of the inner plate, a plurality of reinforcing pipes are fixedly connected to the inner groove wall of the device groove, and a plurality of connecting plates are fixedly connected to the middle of the upper end and the middle of the lower end of the inner plate.

Preferably, the inner plate is fixedly connected with the plate body through the inner layer groove, the connecting plates are fixedly connected with the two middle plate at the ends far away from the inner plate respectively, and the connecting plates are located in the two connecting grooves respectively.

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

1. according to the utility model, the waterproof layer structure is arranged on the plate body, the waterproof membrane is arranged on the waterproof plate on the waterproof layer structure, when the plate body is used, the waterproof plates are arranged in the waterproof grooves at the upper end and the lower end of the plate body, the waterproof double-sided performance of the plate body in use is increased, the waterproof efficiency is improved, the clamping plate is connected to the waterproof plate, when the plate body is used, the clamping plate is connected to the middle plate in the interlayer groove through the clamping groove, the connection stability of the plates is improved, the connection area of the plates is improved, the waterproof effect is improved, the waterproof membrane is communicated with the inside of the heat dissipation hole, and the temperature in the waterproof plate is rapidly reduced through the heat dissipation hole when the temperature is high;

2. according to the HDI board, the connecting structure is arranged on the board body, the reinforcing pipe is connected in the device groove on the inner layer board on the connecting structure, when the board body is used, the reinforcing performance of the HDI board is improved through the reinforcing pipe in the device groove, the phenomenon that the HDI board is broken in the using process is avoided, the anti-breaking strength of the HDI board is improved, the bearing strength of the board is improved, the connecting board arranged on the inner layer board connects the middle layer boards connected with the waterproof board together, the internal structures of the boards are connected with each other, the bi-directional property of the internal connection of the boards is improved, and the stability of the connection of all layers in the boards is improved.

Drawings

FIG. 1 is a schematic overall structure diagram of a waterproof type inner-layer interconnected multilayer HDI board;

FIG. 2 is a structural schematic diagram of a plate body of a waterproof type inner-layer interconnected multilayer HDI plate;

FIG. 3 is a schematic structural diagram of a waterproof layer structure of a waterproof type inner-layer interconnected multilayer HDI board;

fig. 4 is a schematic structural diagram of a connection structure of a multilayer HDI board with a waterproof type inner layer interconnection according to the present invention.

In the figure: 1. a plate body; 2. a waterproof groove; 3. a waterproof layer structure; 4. an interlayer groove; 5. a middle layer plate; 6. an inner layer groove; 7. a connecting structure; 8. heat dissipation holes; 11. a card slot; 12. connecting grooves; 31. a waterproof sheet; 32. a water-resistant film; 33. clamping a plate; 71. an inner layer board; 72. a device slot; 73. reinforcing the pipe; 74. a connecting plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a multilayer HDI board of waterproof type inlayer interconnection, which comprises a plate body 1, the capillary groove 2 has all been opened to the upper end and the lower extreme of plate body 1, the equal fixedly connected with waterproof layer structure 3 of the inner tank wall of two capillary groove 2, the left end of plate body 1 is opened has two interlayer grooves 4, the equal fixedly connected with median lamella 5 of the inner tank wall of two interlayer grooves 4, two median lamella 5 respectively with two waterproof layer structure 3 fixed connection, the left end middle part of plate body 1 is opened has the inner tank 6 of controlling the break-over, the inner tank wall fixedly connected with connection structure 7 of medial tank 6, connection structure 7 and two 5 fixed connection of median lamella, a plurality of louvre 8 has all been opened to the front end and the rear end of plate body 1.

Two groups of clamping grooves 11 are formed in the plate body 1, the two waterproof grooves 2 are respectively communicated with the interiors of the two interlayer grooves 4 through the two groups of clamping grooves 11, two connecting grooves 12 are formed in the plate body 1, and the inner layer groove 6 is communicated with the interiors of the two interlayer grooves 4 through the two connecting grooves 12; the waterproof layer structure 3 comprises a waterproof board 31, a waterproof film 32 is arranged inside the waterproof board 31, a group of clamping boards 33 is fixedly connected to the lower end of the waterproof board 31, and when the board body 1 is used, the waterproof boards 31 are arranged in the waterproof grooves 2 at the upper end and the lower end of the board body 1, so that the waterproof double-sided performance of the board body 1 is improved, and the waterproof efficiency is improved; the two waterproof boards 31 are respectively and fixedly connected with the board body 1 through the two waterproof grooves 2, the two groups of clamping boards 33 are respectively positioned in the two groups of clamping grooves 11, the two groups of clamping boards 33 are respectively and fixedly connected with the two middle layer boards 5, and when the board body 1 is used, the clamping boards 33 are connected with the middle layer boards 5 in the interlayer grooves 4 through the clamping grooves 11, so that the connection stability of the boards is improved, the connection area of the boards is increased, and the waterproof effect is improved; the connecting structure 7 comprises an inner layer plate 71, the front end of the inner layer plate 71 is provided with a device groove 72 penetrating through the front and the back, the inner groove wall of the device groove 72 is fixedly connected with a plurality of reinforcing pipes 73, the middle part of the upper end and the middle part of the lower end of the inner layer plate 71 are both fixedly connected with a plurality of connecting plates 74, when the HDI plate 1 is used, the reinforcing performance of the HDI plate is improved through the reinforcing pipes 73 in the device groove 72, the phenomenon that the HDI plate is broken in the using process is avoided, the breaking strength of the HDI plate is improved, and the bearing strength of the plate is increased; the inner layer plate 71 is fixedly connected with the plate body 1 through the inner layer groove 6, one ends, far away from the inner layer plate 71, of the connecting plates 74 are fixedly connected with the two middle layer plates 5 respectively, the connecting plates 74 are located in the two connecting grooves 12 respectively, the connecting plates 74 arranged on the inner layer plate 71 connect the middle layer plates 5 connected with the waterproof plate 31 together, so that the internal structures of the plates are connected with each other, the bi-directionality of the internal connection of the plates is increased, the connection stability of all layers in the plates is improved, the waterproof membrane 32 is communicated with the interior of the heat dissipation holes 8, and the interior of the waterproof plate 31 is rapidly cooled through the heat dissipation holes 8 when the temperature is high; whole device simple structure simple operation increases HDI board internal connection's bidirectionality.

The waterproof multilayer HDI board comprises a board body 1, a waterproof layer structure 3, a waterproof film 32 and a clamping plate 33, wherein the waterproof layer structure 3 is arranged on the board body 1, the waterproof film 32 is arranged on the waterproof plate 31 on the waterproof layer structure 3, the waterproof plates 31 are arranged in the waterproof grooves 2 at the upper end and the lower end of the board body 1 when the board body 1 is used, the waterproof double-sided performance of the board body 1 is improved when the board body 1 is used, the clamping plate 33 is connected with the middle layer board 5 in the interlayer groove 4 through the clamping groove 11 when the board body 1 is used, the connection stability of the board is improved, the connection area of the board is improved, the waterproof effect is improved, the waterproof film 32 is communicated with the inside of the heat dissipation hole 8, and the temperature of the inside of the waterproof plate 31 is rapidly reduced through the heat dissipation hole 8 when the temperature is high; the connecting structure 7 is arranged on the plate body 1, the reinforcing pipe 73 is connected in the installation groove 72 on the inner plate 71 on the connecting structure 7, when the plate body 1 is used, the reinforcing performance of the HDI plate is improved through the reinforcing pipe 73 in the installation groove 72, the phenomenon of fracture in the use process of the HDI plate is avoided, the fracture-preventing strength of the HDI plate is improved, the bearing strength of the plate is improved, the connecting plate 74 arranged on the inner plate 71 connects the middle plate 5 connected with the waterproof plate 31 together, the internal structures of the plates are connected with each other, the bi-directional property of the internal connection of the plates is improved, and the connection stability of each layer in the plates is improved; the whole device is simple in structure and suitable for the multilayer HDI board with the waterproof inner layer interconnected.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A multilayer HDI board of waterproof type inlayer interconnection, includes plate body (1), its characterized in that: waterproof groove (2), two have all been opened to the upper end and the lower extreme of plate body (1) the equal fixedly connected with waterproof layer structure (3) of inner tank wall of waterproof groove (2), open the left end of plate body (1) has two interlayer grooves (4), two plywood (5) in the equal fixedly connected with of inner tank wall of interlayer groove (4), two well plywood (5) respectively with two waterproof layer structure (3) fixed connection, open at the left end middle part of plate body (1) inlayer groove (6) of controlling the break-over, the inner tank wall fixedly connected with connection structure (7) of inlayer groove (6), connection structure (7) and two well plywood (5) fixed connection, a plurality of louvre (8) have all been opened to the front end and the rear end of plate body (1).

2. The waterproof inner layer interconnected multilayer HDI board according to claim 1, wherein: the inside of plate body (1) is opened there are two sets of draw-in grooves (11), two waterproof groove (2) communicate with each other through two sets of draw-in grooves (11) and two interlayer groove (4) insides respectively, open the inside of plate body (1) has two spread grooves (12), inlayer groove (6) communicate with each other through two spread grooves (12) and two interlayer groove (4) insides.

3. A water resistant innerlayer interconnected multilayer HDI panel as set forth in claim 2, wherein: waterproof layer structure (3) are including waterproof board (31), the inside of waterproof board (31) is provided with waterproof membrane (32), the lower extreme fixedly connected with of waterproof board (31) a set of cardboard (33).

4. A water resistant innerlayer interconnected multilayer HDI panel as claimed in claim 3, wherein: two waterproof boards (31) are respectively fixedly connected with a board body (1) through two waterproof grooves (2), two sets of clamping plates (33) are respectively located in two sets of clamping grooves (11), and the two sets of clamping plates (33) are respectively fixedly connected with two middle layer boards (5).

5. The waterproof inner layer interconnected multilayer HDI board of claim 4, wherein: the connecting structure (7) comprises an inner plate (71), a device groove (72) which is penetrated through from front to back is formed in the front end of the inner plate (71), a plurality of reinforcing pipes (73) are fixedly connected to the inner groove wall of the device groove (72), and a plurality of connecting plates (74) are fixedly connected to the middle portions of the upper end and the lower end of the inner plate (71).

6. The waterproof type inner layer interconnected multilayer HDI board according to claim 5, characterized in that: the inner plate (71) is fixedly connected with the plate body (1) through the inner layer groove (6), the connecting plates (74) are fixedly connected with the two middle plate (5) at one ends far away from the inner plate (71), and the connecting plates (74) are respectively located in the two connecting grooves (12).