Multilayer integrated printed circuit board

Abstract

The utility model is suitable for the technical field of printed circuit boards, and provides a multilayer integrated printed circuit board, which comprises a circuit board body. The plurality of mounting blocks are fixedly mounted on the circuit board body; the bottom plate is arranged below the circuit board body; and a plurality of direct fixing mechanisms assembled on the bottom plate and the plurality of mounting blocks, wherein the direct fixing mechanisms are used for fixing the circuit board body on the bottom plate. The multilayer integrated printed circuit board provided by the scheme is convenient to mount and dismount, a direct contact fixing mode is relatively stable, shaking is avoided, and the stability of the circuit board in use is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to printed circuit board technical field especially relates to a multilayer integrated printed circuit board. BACKGROUND

[0002] The multilayer integrated printed circuit board is the complex circuit board that is formed by the alternate stacking of multiple conductive layers and insulating layers and is connected with different layers through holes. It is usually composed of four to sixty layers of conductive materials, including insulating layers, conductive layers, connecting layers, etc. The connection between these layers is realized through gold wires, holes, pads, etc.

[0003] However, some existing multilayer integrated printed circuit boards still have certain deficiencies in actual installation and use. Some multilayer integrated printed circuit boards are directly installed through installation bolts, which is relatively inconvenient during installation and disassembly. According to the search, the patent document with the authorization announcement number CN221930222U discloses a multilayer integrated printed circuit board, which indirectly extrudes the circuit board by placing the circuit board on the base and then pressing the base through the clamping block. However, this indirect fixing and installation method has poor fixing effect and is prone to cause the circuit board to slide, thereby reducing the stability of the circuit board during installation and use. UTILITY MODEL CONTENT

[0004] The utility model provides a multilayer integrated printed circuit board, which aims to solve the problem of inconvenient installation and disassembly of the currently used multilayer integrated printed circuit board.

[0005] To solve the above problems, the utility model is realized in the following way. A multilayer integrated printed circuit board comprises: a circuit board body; a plurality of mounting blocks fixedly installed on the circuit board body; a bottom plate arranged below the circuit board body; a plurality of direct fixing mechanisms assembled on the bottom plate and the mounting blocks, which are used to fix the circuit board body on the bottom plate.

[0006] Preferably, the direct fixing mechanism comprises: a mounting plate fixedly installed on the bottom plate; a support plate fixedly installed on the mounting plate, which is used to support and place the circuit board body; a connecting block fixedly installed on the top of the support plate; a connecting port opened on the mounting block, which is adaptively connected with the connecting block; a positioning mechanism assembled on the mounting plate, the connecting block and the mounting block, which is used to fix the connecting block on the mounting block.

[0007] Preferably, the positioning mechanism comprises: a mounting cavity formed on the support plate and the connecting block; a connecting rod slidingly mounted in the mounting cavity, a spring being sleeved on the connecting rod; a stopper fixedly mounted on the connecting rod; a positioning rod fixedly mounted on the end of the connecting rod; two positioning grooves formed on the connecting block and the mounting block, both of the two positioning grooves being matched with the end of the positioning rod.

[0008] Preferably, the mounting cavity and the stopper are circularly arranged, the stopper and the mounting cavity are rotationally and slidingly connected, and the connecting rod is circularly arranged, the connecting rod and the mounting cavity are slidingly and rotationally connected.

[0009] Preferably, a clamping block is fixedly mounted in the positioning groove, and a clamping groove is formed in the end of the positioning rod, the clamping groove being matched with the clamping block.

[0010] Preferably, a heat dissipation fan is fixedly mounted on the bottom plate, the heat dissipation fan being located below the circuit board body, and the heat dissipation fan is used for heat dissipation and cooling of the circuit board body.

[0011] Preferably, a plurality of mounting holes are formed on the bottom plate, the mounting holes being used for mounting of the bottom plate.

[0012] Compared with the related art, the multi-layer integrated printed circuit board has the following beneficial effects:

[0013] Compared with the prior art, the multi-layer integrated printed circuit board is convenient to mount and dismount, and the direct contact fixing mode is relatively stable, the circuit board body is prevented from shaking, and the stability of the overall use of the circuit board body is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a front view structural schematic diagram of the multi-layer integrated printed circuit board provided by the utility model;

[0015] Figure 2 is a front view structural schematic diagram of the utility model;

[0016] Figure 3 is Figure 2 is an enlarged structural schematic diagram of part A shown in the figure;

[0017] Figure 4 is Figure 3 is an enlarged structural schematic diagram of part B shown in the figure.

[0018] Reference numerals: 1. Circuit board body; 2. Mounting block; 3. Base plate; 4. Mounting plate; 5. Support plate; 6. Connecting block; 7. Connecting port; 8. Mounting cavity; 9. Connecting rod; 10. Spring; 11. Stop block; 12. Positioning rod; 13. Positioning groove; 14. Locking block; 15. Locking slot; 16. Cooling fan. Detailed Implementation

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein in the specification of the application is for the purpose of describing particular embodiments only and is not intended to limit the application; the terms "comprising" and "having," and any variations thereof, in the specification, claims, and foregoing description of the drawings are intended to cover non-exclusive inclusion. The terms "first," "second," etc., in the specification, claims, or foregoing drawings are used to distinguish different objects, not to describe a particular order; the terms "inner," "outer," "left," and "right" indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

[0020] In this document, the term "embodiment" means that a particular feature, structure, or characteristic described in connection with an embodiment may be included in at least one embodiment of this application. The appearance of this phrase in various places throughout the specification does not necessarily refer to the same embodiment, nor is it a separate or alternative embodiment mutually exclusive with other embodiments. It will be explicitly and implicitly understood by those skilled in the art that the embodiments described herein can be combined with other embodiments.

[0021] This utility model embodiment provides a multilayer integrated printed circuit board, such as Figures 1-4 As shown, the multilayer integrated printed circuit board includes: a circuit board body 1; a plurality of mounting blocks 2 fixedly mounted on the circuit board body 1; a base plate 3 disposed below the circuit board body 1; and a plurality of direct fixing mechanisms assembled on the base plate 3 and the plurality of mounting blocks 2, wherein the direct fixing mechanisms are used to fix the circuit board body 1 on the base plate 3.

[0022] In the embodiment, the circuit board body 1 is a multi-layer integrated printed circuit board, when the circuit board body 1 is fixed, the bottom plate 3 is installed on the corresponding installation position, then connected through the direct fixing mechanism and the mounting block 2, thereby directly clamping and fixing the circuit board body 1, when the circuit board body 1 is disassembled, the direct fixing mechanism is operated to disengage the clamping and fixing of the circuit board body 1, and the circuit board body 1 can be disassembled, the installation and disassembly are convenient, and the direct contact fixing mode is stable, the circuit board body 1 is prevented from shaking, and the stability of the overall use of the circuit board body 1 is improved.

[0023] In the further preferred embodiment of the utility model, the direct fixing mechanism comprises: a mounting plate 4 fixedly installed on the bottom plate 3; a supporting plate 5 fixedly installed on the mounting plate 4, used for supporting and placing the circuit board body 1; a connecting block 6 fixedly installed on the top of the supporting plate 5; a connecting port 7 opened on the mounting block 2, which is adaptively connected with the connecting block 6; a positioning mechanism assembled on the mounting plate 4, the connecting block 6 and the mounting block 2, used for fixing the connecting block 6 on the mounting block 2.

[0024] In the embodiment, when the direct fixing mechanism is used, the connecting port 7 on the circuit board body 1 and the connecting block 6 on the mounting block 2 are correspondingly connected, then the positioning mechanism is pushed upwards, and then the pushing mechanism is rotated, thereby fixing the connecting block 6 on the mounting block 2, clamping and fixing the connecting block 6 and the mounting block 2 on the circuit board body 1, the direct contact fixing is stable, the circuit board body 1 is prevented from shaking, the stability of the overall use of the circuit board body 1 is improved, and the same is true when the circuit board body 1 is disassembled, the positioning mechanism is first pushed upwards and then rotated, thereby disengaging the clamping and fixing between the connecting block 6 and the mounting block 2, and the installation and disassembly are both convenient, thereby providing convenience for the staff.

[0025] In the further preferred embodiment of the utility model, the positioning mechanism comprises: a mounting cavity 8 opened on the supporting plate 5 and the connecting block 6; a connecting rod 9 slidably installed in the mounting cavity 8, on which a spring 10 is sleeved; a stop block 11 fixedly installed on the connecting rod 9; a positioning rod 12 fixedly installed on the end of the connecting rod 9; two positioning grooves 13 opened on the connecting block 6 and the mounting block 2, both of which are adaptively connected with the end of the positioning rod 12.

[0026] In the embodiment, after the connecting port 7 on the mounting block 2 and the connecting block 6 are connected correspondingly, the connecting rod 9 is pushed upward, the connecting rod 9 drives the stopper 11 to move upward to compress the spring 10, and the connecting rod 9 drives the positioning rod 12 to move upward; when the upwardly moving positioning rod 12 is separated from the positioning groove 13 on the connecting block 6, the connecting rod 9 is rotated, the positioning rod 12 is adjusted to be above the positioning groove 13 on the mounting block 2, then the connecting rod 9 is released, and the spring 10 is reset, so that the positioning rod 12 is clamped in the positioning groove 13 on the mounting block 2, thereby the connecting block 6 and the mounting block 2 are directly buckled and connected; since the mounting block 2 and the circuit board body 1 are fixedly connected, the circuit board body 1 is directly buckled and fixed, direct contact fixing is more stable, the circuit board body 1 is prevented from shaking, and the stability of the overall use of the circuit board body 1 is improved; according to the above steps, the positioning rod 12 is adjusted to be connected with the positioning groove 13 on the connecting block 6, so that the mounting block 2 and the connecting block 6 are separated from the buckling and fixing, thereby the circuit board body 1 can be disassembled, and the circuit board body 1 is convenient to install and disassemble, thereby convenience for the staff is provided.

[0027] In the further preferred embodiment of the utility model, the mounting cavity 8 and the stopper 11 are circular, the stopper 11 and the mounting cavity 8 are rotatably and slidably connected, and the connecting rod 9 is circular, the connecting rod 9 and the mounting cavity 8 are slidably and rotatably connected.

[0028] In the embodiment, the stopper 11 and the mounting cavity 8 are rotatably and slidably connected, and the connecting rod 9 and the mounting cavity 8 are slidably and rotatably connected, so that the connecting rod 9 is conveniently rotated to drive the stopper 11 to rotate in the mounting cavity 8.

[0029] In the further preferred embodiment of the utility model, the positioning groove 13 is fixedly provided with a clamping block 14, and the end of the positioning rod 12 is provided with a clamping groove 15, and the clamping groove 15 and the clamping block 14 are adaptively connected.

[0030] In the embodiment, the clamping groove 15 and the clamping block 14 are matched with each other, so that the stability of the connection between the positioning rod 12 and the positioning groove 13 is improved.

[0031] In the further preferred embodiment of the utility model, the bottom plate 3 is fixedly provided with a heat dissipation fan 16 below the circuit board body 1, and the heat dissipation fan 16 is used for heat dissipation and cooling of the circuit board body 1.

[0032] In the embodiment, the heat dissipation fan 16 is used for heat dissipation of the circuit board body 1, so that the heat dissipation effect of the circuit board body 1 is improved.

[0033] In the further preferred embodiment of the utility model, a plurality of mounting holes are formed in the bottom plate 3, and the mounting holes are used for mounting of the bottom plate 3.

[0034] In the embodiment, the mounting hole is used for mounting the bottom plate 3.

[0035] In conclusion, compared with the related art, the circuit board body 1 is convenient to mount and dismount, and the direct contact fixing mode is more stable, avoiding the circuit board body 1 from shaking, and improving the stability of the whole circuit board body 1.

[0036] In several embodiments provided by the present application, it should be understood that the disclosed device can be implemented in other ways.

[0037] The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the protection scope of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments. Based on these embodiments, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application. Although the present application has been described in detail with reference to the above embodiments, those of ordinary skill in the art can still combine, add or delete the features in the embodiments of the present application according to the circumstances without creative labor, so as to obtain different, but essentially not deviating from the concept of the present application. Other technical solutions, which also belong to the scope of protection of the present application.

Claims

1. A multilayer integrated printed circuit board, characterized in that, include: Circuit board body; Multiple mounting blocks are fixedly installed on the circuit board body; The base plate is located below the circuit board body; Multiple direct fixing mechanisms are mounted on the base plate and the multiple mounting blocks, the direct fixing mechanisms being used to fix the circuit board body on the base plate.

2. The multilayer integrated printed circuit board as described in claim 1, characterized in that, The direct fixing mechanism includes: A mounting plate that is fixedly installed on the base plate; A support plate is fixedly mounted on the mounting plate, and the support plate is used to support and place the circuit board body; A connecting block fixedly installed on the top of the support plate; A connection port is provided on the mounting block, and the connection port is adapted to connect with the connection block; A positioning mechanism is assembled on the mounting plate, the connecting block, and the mounting block, the positioning mechanism being used to fix the connecting block on the mounting block.

3. The multilayer integrated printed circuit board as described in claim 2, characterized in that, The positioning mechanism includes: Mounting cavities are formed in the support plate and the connecting block; A connecting rod is slidably installed within the mounting cavity, and a spring is sleeved on the connecting rod; A stop block fixedly installed on the connecting rod; A positioning rod fixedly installed at the end of the connecting rod; Two positioning grooves are formed on the connecting block and the mounting block, and both positioning grooves are adapted to the end of the positioning rod.

4. The multilayer integrated printed circuit board as described in claim 3, characterized in that, Both the mounting cavity and the stop are circular, and the stop and the mounting cavity are rotatably and slidably connected. The connecting rod is also circular, and the connecting rod and the mounting cavity are slidably and rotatably connected.

5. The multilayer integrated printed circuit board as described in claim 3, characterized in that, A locking block is fixedly installed in the positioning groove, and a locking groove is opened at the end of the positioning rod. The locking groove and the locking block are adapted to each other.

6. The multilayer integrated printed circuit board as described in claim 1, characterized in that, A cooling fan is fixedly installed on the base plate. The cooling fan is located below the circuit board body and is used to dissipate heat and cool the circuit board body.

7. The multilayer integrated printed circuit board as described in claim 1, characterized in that, The base plate has multiple mounting holes for mounting the base plate.

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