CN219437229U

CN219437229U - Multilayer circuit board

Info

Publication number: CN219437229U
Application number: CN202320409278.9U
Authority: CN
Inventors: 尹红华; 谭军华; 谭检朱
Original assignee: Huizhou Huagao Circuit Co ltd
Current assignee: Huizhou Huagao Circuit Co ltd
Priority date: 2023-03-07
Filing date: 2023-03-07
Publication date: 2023-07-28
Anticipated expiration: 2033-03-07

Abstract

The utility model discloses a multilayer circuit board, and relates to the technical field of multilayer circuit boards. The utility model comprises two protection plates, two mounting grooves and a placing groove, wherein the two protection plates are oppositely arranged, the two mounting grooves are respectively arranged on one surface of the two protection plates, a plurality of mounting blocks are welded in the two mounting grooves, the placing groove is arranged on one surface of the mounting block, a plurality of fixing sleeves are welded on one surface of the placing groove, sliding rods are embedded in the fixing sleeves, clamping plates are welded at one ends of the sliding rods, and a circuit board is placed on the lower surface of each clamping plate. The utility model is convenient for the installation and the disassembly of the circuit board through the fixed sleeve, the sliding rod and the clamping plate structure, thereby being convenient for the maintenance and the replacement of the circuit board in the later period, improving the use flexibility of the device and simultaneously ensuring the stability of the circuit board during the use.

Description

Multilayer circuit board

Technical Field

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

Background

In the prior art, the circuit board is an electrical element used in electrical equipment, is generally used for the integrated effect of a circuit, is divided into a single panel, a double-sided board and a multi-layer circuit board according to the number of layers, wherein the multi-layer circuit board comprises three layers or more than three layers, the circuit board with the frequency higher than 1GHz is generally defined as a high-frequency circuit board in the industry, the multi-layer circuit board is generally stacked together due to the fact that the number of layers is more, the multi-layer circuit board is relatively fixed in installation, is inconvenient to detach and replace in the later stage, has poor use flexibility, and meanwhile, due to the fact that the number of layers is more, heat generated during current passing is not easy to dissipate, the heat is easy to accumulate on the circuit board, and the conduction efficiency of the circuit board is reduced to a certain extent.

Disclosure of Invention

The utility model aims to provide a multilayer circuit board which solves the problem of poor flexibility in the prior art.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a multilayer circuit board which comprises two protection plates, two mounting grooves and a placing groove, wherein the two protection plates are oppositely arranged, the two mounting grooves are respectively arranged on one surface of the two protection plates, a plurality of mounting blocks are welded in the two mounting grooves, the placing groove is arranged on one surface of the mounting blocks, a plurality of fixing sleeves are welded on one surface of the placing groove, sliding rods are respectively embedded in the fixing sleeves, clamping plates are welded at one ends of the sliding rods, and the circuit board is placed on the lower surface of the clamping plates, so that the circuit board is convenient to mount and dismount, the maintenance and replacement of the circuit board in later period are facilitated, the use flexibility of the device is improved, and meanwhile, the stability of the circuit board in use is ensured.

Further, the circuit board is arranged between the two placing grooves, the lower surface of the circuit board is in sliding fit with the placing grooves, the peripheral side surface of the sliding rod is in sliding fit with the inner surface of the fixed sleeve, and a plurality of limiting grooves are formed in one surface of the other end of the sliding rod.

Further, a plurality of limit rods are arranged on one surface of the inner part of the fixed sleeve, the positions of the limit rods are matched with the positions of the limit grooves, and a plurality of supporting springs are welded between one surface of the inner part of the fixed sleeve and the other end of the sliding rod.

Further, the supporting spring is wound on the peripheral side face of the limiting rod, and the peripheral side face of the limiting rod is in sliding fit with the inner surface of the limiting groove.

Further, two sliding grooves are formed in one surface of each protection plate, the two sliding grooves are respectively formed in two sides of the installation groove, a first heat-conducting plate is embedded in each sliding groove, and the peripheral side face of the first heat-conducting plate is in sliding fit with the sliding grooves.

Further, a plurality of radiating plates are embedded on the lower surface of the first heat conducting plate, and one end of each radiating plate is matched with one surface of the circuit board.

Further, two the second heat-conducting plate has all been inlayed between the circuit board, sliding fit between second heat-conducting plate and the circuit board, two opposite surfaces of second heat-conducting plate all are provided with a plurality of radiating fins, and the convenient timely heat that produces when working the circuit board diverges, avoids the heat to produce and piles up and lead to the circuit board temperature higher, influences the conduction efficiency of circuit board, avoids the high life to the circuit board of temperature to cause the influence simultaneously.

The utility model has the following beneficial effects:

1. the utility model is convenient for the installation and the disassembly of the circuit board through the fixed sleeve, the sliding rod and the clamping plate structure, thereby being convenient for the maintenance and the replacement of the circuit board in the later period, improving the use flexibility of the device and simultaneously ensuring the stability of the circuit board during the use.

2. According to the utility model, through the heat dissipation plate and the heat dissipation fin structure, heat generated during the working of the circuit board is conveniently and timely dissipated, the problem that the circuit board is higher in temperature due to accumulation of the heat is avoided, the conduction efficiency of the circuit board is influenced, and meanwhile, the influence of the overhigh temperature on the service life of the circuit board is avoided.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a multi-layer circuit board according to the present utility model;

fig. 2 is a schematic rear view of a multilayer circuit board according to the present utility model;

fig. 3 is a schematic diagram of a front view of a multilayer circuit board according to the present utility model;

FIG. 4 is a schematic view showing the internal structure of the fixing sleeve according to the present utility model;

fig. 5 is a schematic top view of a multilayer circuit board according to the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a protection plate; 2. a mounting groove; 3. a mounting block; 4. a placement groove; 5. a fixed sleeve; 6. a slide bar; 7. a clamping plate; 8. a circuit board; 9. a chute; 10. a first heat-conducting plate; 11. a heat dissipation plate; 12. a second heat-conducting plate; 13. a heat radiation fin; 14. a limit groove; 15. a limit rod; 16. and a support spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Embodiment one:

referring to fig. 1-5, the utility model discloses a multilayer circuit board, which comprises two protection plates 1, two mounting grooves 2 and a placement groove 4, wherein the number of the protection plates 1 is two, the two protection plates 1 are oppositely arranged, the number of the mounting grooves 2 is two, the two mounting grooves 2 are respectively arranged on one surface of the two protection plates 1, a plurality of mounting blocks 3 are welded inside the two mounting grooves 2, the placement groove 4 is arranged on one surface of the mounting block 3, a plurality of fixing sleeves 5 are welded on one surface inside the placement groove 4, sliding rods 6 are respectively embedded inside the fixing sleeves 5, clamping plates 7 are welded at one ends of the sliding rods 6, a circuit board 8 is placed on the lower surface of each clamping plate 7, and the circuit board 8 is convenient to mount and dismount, so that the circuit board 8 is convenient to maintain and replace in the later period, the use flexibility of the device is improved, and meanwhile, the stability of the circuit board 8 in use is ensured.

Two sliding grooves 9 are formed in one surface of each protection plate 1, the two sliding grooves 9 are respectively formed in two sides of the mounting groove 2, first heat-conducting plates 10 are embedded in the two sliding grooves 9, the peripheral side faces of the first heat-conducting plates 10 are in sliding fit with the sliding grooves 9, a plurality of heat-radiating plates 11 are embedded in the lower surface of each first heat-conducting plate 10, and one ends of the heat-radiating plates 11 are matched with one surface of the circuit board 8.

The second heat-conducting plate 12 is embedded between the two circuit boards 8, the second heat-conducting plate 12 is in sliding fit with the circuit boards 8, a plurality of radiating fins 13 are arranged on two opposite surfaces of the second heat-conducting plate 12, heat generated during operation of the circuit boards 8 is conveniently and timely dispersed, the heat generation accumulation is avoided, the temperature of the circuit boards 8 is higher, the conduction efficiency of the circuit boards 8 is affected, and meanwhile the influence of the overhigh temperature on the service life of the circuit boards 8 is avoided.

The circuit board 8 is arranged between the two placing grooves 4, the lower surface of the circuit board 8 is in sliding fit with the placing grooves 4, the peripheral side surface of the sliding rod 6 is in sliding fit with the inner surface of the fixed sleeve 5, and a plurality of limiting grooves 14 are formed in one surface of the other end of the sliding rod 6.

A plurality of limit rods 15 are arranged on one surface inside the fixed sleeve 5, the position of the limit rods 15 is matched with the position of the limit grooves 14, a plurality of support springs 16 are welded between one surface inside the fixed sleeve 5 and the other end of the sliding rod 6, the support springs 16 are wound on the side faces of the periphery of the limit rods 15, and the side faces of the periphery of the limit rods 15 are in sliding fit with the inner surfaces of the limit grooves 14.

Embodiment two:

referring to fig. 1-5, the present utility model is a multi-layer circuit board, which comprises the following steps: through the structures of the fixed sleeve 5, the sliding rod 6 and the clamping plate 7, the circuit board 8 is convenient to mount and dismount, so that the circuit board 8 is convenient to maintain and replace in the later period, the use flexibility of the device is improved, and meanwhile, the stability of the circuit board 8 in use is ensured; through heating panel 11 and radiating fin 13 structure, the heat that convenient timely during operation produced to circuit board 8 diverges, avoids the heat to produce and piles up and lead to circuit board 8 temperature higher, influences circuit board 8's conduction efficiency, avoids the high life to circuit board 8 to cause the influence simultaneously.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. The utility model provides a multilayer circuit board, includes guard plate (1), mounting groove (2) and standing groove (4), its characterized in that: the utility model discloses a circuit board, including fixed sleeve (5), slide bar (6) are all adorned to the quantity of guard plate (1), the quantity of guard plate (1) is two, two the quantity of mounting groove (2) is two guard plate (1) a surface, two all welds in mounting groove (2) inside has a plurality of installation piece (3), standing groove (4) set up at installation piece (3) a surface, a surface welding in standing groove (4) inside has a plurality of fixed sleeve (5), slide bar (6) are all adorned to fixed sleeve (5) inside, slide bar (6) one end all welds splint (7), circuit board (8) have been placed to splint (7) lower surface.

2. The multilayer circuit board according to claim 1, wherein the circuit board (8) is arranged between two placing grooves (4), the lower surface of the circuit board (8) is in sliding fit with the placing grooves (4), the peripheral side surface of the sliding rod (6) is in sliding fit with the inner surface of the fixed sleeve (5), and a plurality of limiting grooves (14) are formed in one surface of the other end of the sliding rod (6).

3. The multilayer circuit board according to claim 2, wherein a plurality of limit rods (15) are arranged on one surface inside the fixed sleeve (5), the positions of the limit rods (15) are matched with the positions of the limit grooves (14), and a plurality of supporting springs (16) are welded between one surface inside the fixed sleeve (5) and the other end of the sliding rod (6).

4. A multilayer circuit board according to claim 3, wherein the supporting spring (16) is wound around the circumferential side of the limit lever (15), and the circumferential side of the limit lever (15) is slidably fitted to the inner surface of the limit groove (14).

5. The multilayer circuit board according to claim 1, wherein two sliding grooves (9) are formed in one surface of each of the protection plates (1), the two sliding grooves (9) are respectively formed in two sides of the installation groove (2), first heat-conducting plates (10) are embedded in the two sliding grooves (9), and the peripheral side surfaces of the first heat-conducting plates (10) are in sliding fit with the sliding grooves (9).

6. The multilayer circuit board according to claim 5, wherein the first heat conducting plate (10) is provided with a plurality of heat radiating plates (11) on the lower surface, and one ends of the heat radiating plates (11) are matched with one surface of the circuit board (8).

7. A multilayer circuit board according to claim 6, wherein a second heat-conducting plate (12) is embedded between two circuit boards (8), the second heat-conducting plate (12) is in sliding fit with the circuit boards (8), and a plurality of heat-radiating fins (13) are arranged on two opposite surfaces of the second heat-conducting plate (12).