Multi-layer high-density double-sided circuit board

Abstract

The utility model relates to the technical field of circuit boards, and discloses a multi-layer high-density double-sided circuit board, which comprises a double-sided circuit board main body, the front end and the rear end of the double-sided circuit board main body are respectively provided with a mounting plate, the front end and the rear end of the double-sided circuit board main body are respectively provided with a fixing block, the inner part of each fixing block is connected with a buckle in a sliding manner, and the buckles are connected with the mounting plates. A connecting plate is mounted at one end, close to the double-sided circuit board main body, of the mounting plate, two clamping grooves are formed in the surface of the connecting plate, a fixing plate is fixedly connected to the interior of the fixing block, and elastic springs are fixedly connected to the two sides of the fixing plate. According to the multi-layer high-density double-sided circuit board, the double-sided circuit board main body is fixed in a clamping manner, so that the double-sided circuit board main body is simpler and more convenient to fix and more convenient to take down and overhaul in the later period, the operation efficiency of workers is effectively improved, and the time consumption during mounting and dismounting is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of circuit board, especially to a multilayer high density double -sided circuit board. BACKGROUND

[0002] Circuit board, namely printed circuit board, is a plate assembly that forms conductive circuit and welding point on insulating substrate through printing process, and ordinary circuit board may only have single -sided or double -sided conductive circuit, and the number of layers is less, and multilayer high density double -sided circuit board has two or more conductive layers, which are alternately stacked through insulating layer, greatly increase wiring space, and this multilayer structure can realize more complex circuit layout in limited board area, and can accommodate more electronic components, thereby improving the integration of electronic products.

[0003] In the current installation process of double -sided circuit board, the circuit board main body is usually fixed on the mounting plate through screw, however, the operation of screwing is more cumbersome, especially in the case that the device space is small and the number of screws is large, the operation difficulty is increased, which seriously affects the efficiency of installation and maintenance. UTILITY MODEL CONTENTS

[0004] The technical problem to be solved by the utility model is that the existing technology has the defects of time -consuming and cumbersome during circuit board installation, and therefore a multilayer high density double -sided circuit board is provided.

[0005] In order to achieve the above purpose, the following technical scheme is adopted in the present application: a multilayer high density double -sided circuit board, comprising a double -sided circuit board main body, the front end and the rear end of the double -sided circuit board main body are provided with mounting plates, the front end and the rear end of the double -sided circuit board main body are provided with fixed blocks, the inside of the fixed block is slidably connected with a buckle, one end of the mounting plate close to the double -sided circuit board main body is provided with a connecting plate, two clamping grooves are formed in the surface of the connecting plate, the inside of the fixed block is fixedly connected with a fixed plate, the two sides of the fixed plate are fixedly connected with elastic springs, one side of the elastic spring close to the buckle is fixedly connected with the buckle, the two sides of the fixed block are fixedly connected with limiting sleeves, the inside of the two sides of the fixed block and the limiting sleeve is provided with a sliding groove, the inside of the sliding groove is slidably connected with a sliding rod, and one side of the sliding rod away from the fixed block is fixedly connected with a push -pull plate.

[0006] Preferably, the surface of the sliding rod is slidably connected with a return spring, one side of the return spring close to the push -pull plate is fixedly connected with the push -pull plate, and one side of the return spring away from the push -pull plate is fixedly connected with the limiting sleeve.

[0007] Preferably, the front end and the rear end of the inside of the limiting sleeve are provided with a first sliding groove, the front end and the rear end of the sliding rod are fixedly connected with a first sliding block, and the inside of the first sliding groove is slidably connected with the first sliding block.

[0008] Preferably, the top end and the bottom end of the fixing block are provided with second sliding grooves, and the top end and the bottom end of the buckle are fixedly connected with second sliding blocks, and the second sliding grooves are in sliding connection with the second sliding blocks.

[0009] Preferably, the surface of the buckle is provided with a round corner, and one end of the connecting plate is provided with two friction plates.

[0010] Preferably, the insulating layer in the double-sided circuit board body is made of a nano composite material.

[0011] Preferably, the main body material of the double-sided circuit board body is a liquid crystal polymer.

[0012] The technical effects and advantages of the utility model are as follows:

[0013] In the utility model, when the staff needs to install the double-sided circuit board body, the buckle in the fixing block is buckled into the clamping groove on the connecting plate, and after buckling, the elastic force of the elastic spring makes the buckle stably clamped in the clamping groove, so that the double-sided circuit board body is fixed, and when the double-sided circuit board body needs to be removed, the push-pull plate is pressed inward to drive the sliding rod to push the buckle, so that the buckle is disengaged from the clamping groove, and the double-sided circuit board body is disengaged from the fixing; the double-sided circuit board body is fixed by clamping, so that the double-sided circuit board body is more convenient to fix, and it is also more convenient to remove and overhaul in the later period, thereby effectively improving the operation efficiency of the staff and reducing the time consumption during installation and disassembly. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a double-sided circuit board body structure schematic view of the utility model;

[0015] Figure 2 It is a double-sided circuit board installation structure schematic view of the utility model;

[0016] Figure 3 It is an installation plate structure schematic view of the utility model;

[0017] Figure 4 It is a connecting plate structure schematic view of the utility model;

[0018] Figure 5 It is an installation structure cross section schematic view of the utility model.

[0019] Illustration: 1, double-sided circuit board main body; 2, mounting plate; 3, fixed block; 4, buckle; 5, connecting plate; 6, card slot; 7, fixed plate; 8, elastic spring; 9, limiting sleeve; 10, sliding groove; 11, sliding rod; 12, push-pull plate; 13, return spring; 14, first sliding groove; 15, first sliding block; 16, second sliding groove; 17, second sliding block; 18, round corner; 19, friction plate. DETAILED DESCRIPTION

[0020] The utility model will be explained in further detail in combination with the preferred embodiments and the drawings, and these drawings are all simplified schematic diagrams, and only illustrate the basic structure of the utility model in a schematic way, so it only shows the structure related to the utility model.

[0021] Reference Figure 1 - Figure 5 As shown in the figure, the utility model provides a technical scheme: a kind of multilayer high-density double-sided circuit board, including double-sided circuit board main body 1, mounting plate 2 is installed at the front end and rear end of double-sided circuit board main body 1, fixed block 3 is installed at the front end and rear end of double-sided circuit board main body 1, buckle 4 is slidably connected in the inside of fixed block 3, connecting plate 5 is installed at the end of mounting plate 2 close to double-sided circuit board main body 1, two card slots 6 are set on the surface of connecting plate 5, fixed plate 7 is fixedly connected in the inside of fixed block 3, elastic spring 8 is fixedly connected on the both sides of fixed plate 7, elastic spring 8 is fixedly connected on the side close to buckle 4, limiting sleeve 9 is fixedly connected on the both sides of fixed block 3, sliding groove 10 is set in the inside of the both sides of fixed block 3 and limiting sleeve 9, sliding rod 11 is slidably connected in the inside of sliding groove 10, push-pull plate 12 is fixedly connected on the side away from fixed block 3 of sliding rod 11, when staff needs to install double-sided circuit board main body 1, buckle 4 in the inside of fixed block 3 is aligned with the card slot 6 on connecting plate 5 and is buckled, after buckling, the elasticity of elastic spring 8 makes buckle 4 stably clamped in card slot 6, reaches the fixation of double-sided circuit board main body 1, when needing to take down double-sided circuit board main body 1, push-pull plate 12 is pressed towards inside and sliding rod 11 is driven to abut buckle 4, so that buckle 4 and card slot 6 are unclamped, reach the fixation of double-sided circuit board main body 1 is released;By adopting the mode of clamping to fix double-sided circuit board main body 1, make double-sided circuit board main body 1 more convenient when fixing, and also more convenient when taking down and overhauling in later period, to effectively improve the operation efficiency of staff, reduce the time consumption when installing and disassembling.

[0022] Reference Figure 5As shown, in the embodiment: the surface of the sliding rod 11 is slidingly connected with the reset spring 13, the reset spring 13 is fixedly connected with the push-pull plate 12 on one side close to the push-pull plate 12, and the reset spring 13 is fixedly connected with the limiting sleeve 9 on the side away from the push-pull plate 12, through the setting of the reset spring 13, when the push-pull plate 12 is pressed to move the sliding rod 11, the push-pull plate 12 is released, at this time the elastic force stored in the reset spring 13 is released to drive the sliding rod 11 to return to the initial position, thereby achieving the quick reset after the sliding rod 11 is pressed, and facilitating the next pressing.

[0023] Referring to Figure 5 As shown, in the embodiment: the front end and the rear end inside the limiting sleeve 9 are both provided with the first sliding groove 14, and the front end and the rear end of the sliding rod 11 are both fixedly connected with the first sliding block 15, the inside of the first sliding groove 14 is slidingly connected with the first sliding block 15, through the setting of the first sliding groove 14 and the first sliding block 15, the sliding rod 11 can be stably limited when moving inside the limiting sleeve 9, thereby preventing the sliding rod 11 from moving too much, effectively ensuring that the buckle 4 and the clamping groove 6 are effectively released from the limiting, and further improving the operation stability.

[0024] Referring to Figure 5 As shown, in the embodiment: the top end and the bottom end inside the fixed block 3 are both provided with the second sliding groove 16, and the top end and the bottom end of the buckle 4 are both fixedly connected with the second sliding block 17, the inside of the second sliding groove 16 is slidingly connected with the second sliding block 17, through the setting of the second sliding groove 16 and the second sliding block 17, the buckle 4 can be stably limited when moving inside the fixed block 3, effectively preventing the buckle 4 from shaking or deviating during movement, ensuring that the buckle 4 can smoothly slide along the preset track, and thereby ensuring that the buckle 4 and the clamping groove 6 are stably connected.

[0025] Referring to Figure 4 With Figure 5 As shown, in the embodiment: the surface of the buckle 4 is provided with the round corner 18, and one end of the connecting plate 5 is provided with two friction plates 19, through the setting of the round corner 18 and the friction plate 19, the buckle 4 has smaller friction when connected with the clamping groove 6, the connection process is more rapid, and after the connection is completed, it is more stable and not easy to slide or fall off, effectively improving the fixing effect of the double-sided circuit board body 1.

[0026] Referring to Figure 1 As shown, in the embodiment: the insulating layer inside the double-sided circuit board body 1 is made of a nano composite material, through the insulating layer made of a nano composite material, the thermal stability and mechanical strength of the insulating layer can be effectively enhanced, the small size effect can also optimize the dielectric performance, and the thermal conductivity of the insulating layer can be improved, so that the double-sided circuit board body 1 can be more efficiently cooled during work, preventing performance degradation due to temperature rise.

[0027] Referring toFigure 1 As shown, in the present embodiment: the main body material of the double-sided circuit board body 1 adopts liquid crystal polymer, by adopting the double-sided circuit board body 1 made of liquid crystal polymer, the loss and distortion in the signal transmission process can be effectively reduced, the demand for high-frequency high-speed signal processing in the fields of communication, high-speed data transmission and the like can be met, and the good thermal stability and mechanical properties can keep the size stable in a high-temperature environment, and the compatibility with copper foil and other materials is good, facilitating the implementation of different manufacturing processes of the double-sided circuit board body 1.

[0028] Working principle: when the staff needs to install the double-sided circuit board body 1, the buckle 4 inside the fixed block 3 is buckled into the clamping groove 6 on the connecting plate 5, and after buckling, the elastic force of the elastic spring 8 makes the buckle 4 firmly clamped in the clamping groove 6, and the double-sided circuit board body 1 is fixed. When the double-sided circuit board body 1 needs to be removed, press the push-pull plate 12 inward to drive the sliding rod 11 to push the buckle 4, so that the buckle 4 and the clamping groove 6 are disconnected, and the double-sided circuit board body 1 is released. The double-sided circuit board body 1 is fixed by clamping, which is more convenient to fix and more convenient to remove and overhaul later, thereby effectively improving the operation efficiency of the staff, reducing the time-consuming during installation and disassembly. Through the setting of the reset spring 13, when the push-pull plate 12 is pressed to move the sliding rod 11, the push-pull plate 12 is released, and the elastic force stored in the reset spring 13 is released to drive the sliding rod 11 to return to the initial position, thereby achieving the quick reset of the sliding rod 11 after pressing, which is convenient for next time. Through the setting of the first sliding groove 14 and the first sliding block 15, the sliding rod 11 can be stably limited when moving in the limiting sleeve 9, thereby preventing the sliding rod 11 from moving too much, effectively ensuring the effective release of the buckle 4 and the clamping groove 6, and further improving the operation stability. Through the setting of the second sliding groove 16 and the second sliding block 17, the buckle 4 can be stably limited when moving in the fixed block 3, effectively preventing the buckle 4 from shaking or deviating during movement, ensuring that the buckle 4 can slide smoothly along the preset track, and thereby ensuring the stable clamping of the buckle 4 and the clamping groove 6. Through the setting of the round corner 18 and the friction plate 19, the buckle 4 and the clamping groove 6 can have smaller friction when clamped, making the clamping process more rapid and stable after clamping, and preventing sliding or falling. The fixing effect of the double-sided circuit board body 1 is effectively improved. The insulating layer made of nanocomposite material can effectively enhance the thermal stability and mechanical strength of the insulating layer, and its small size effect can also optimize the dielectric performance, and can improve the thermal conductivity of the insulating layer, so that the double-sided circuit board body 1 can be more efficient when working. Heat dissipation to prevent performance degradation due to temperature rise. The double-sided circuit board body 1 made of liquid crystal polymer can effectively reduce the loss and distortion in the signal transmission process, meet the demand for high-frequency high-speed signal processing in communication, high-speed data transmission and other fields, and has good thermal stability and mechanical properties. It can maintain dimensional stability in high temperature environment, and has good compatibility with copper foil and other materials, facilitating the implementation of different manufacturing processes of the double-sided circuit board body 1.

[0029] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A multilayer high-density double-sided wiring board comprising a double-sided circuit board main body (1), characterized by: The front end and the rear end of the double-sided circuit board body (1) are provided with mounting plates (2), and the front end and the rear end of the double-sided circuit board body (1) are provided with fixed blocks (3), the inside of the fixed block (3) is slidably connected with a buckle (4), one end of the mounting plate (2) close to the double-sided circuit board body (1) is provided with a connecting plate (5), the surface of the connecting plate (5) is provided with two clamping grooves (6), the inside of the fixed block (3) is fixedly connected with a fixed plate (7), the both sides of the fixed plate (7) are fixedly connected with elastic springs (8), one side of the elastic spring (8) close to the buckle (4) is fixedly connected with the buckle (4), the both sides of the fixed block (3) are fixedly connected with limiting sleeves (9), the inside of the both sides of the fixed block (3) and the limiting sleeve (9) are provided with sliding grooves (10), the inside of the sliding groove (10) is slidably connected with a sliding rod (11), one side of the sliding rod (11) away from the fixed block (3) is fixedly connected with a push-pull plate (12).

2. The multilayer high density double sided circuit board of claim 1, wherein: The surface of the sliding rod (11) is slidably connected with a reset spring (13), one side of the reset spring (13) close to the push-pull plate (12) is fixedly connected with the push-pull plate (12), one side of the reset spring (13) away from the push-pull plate (12) is fixedly connected with the limiting sleeve (9).

3. The multilayer high density double sided circuit board of claim 1 wherein: The front end and the rear end of the inside of the limiting sleeve (9) are provided with first sliding grooves (14), the front end and the rear end of the sliding rod (11) are fixedly connected with first sliding blocks (15), the inside of the first sliding groove (14) is slidably connected with the first sliding block (15).

4. The multilayer high density double sided circuit board of claim 1 wherein: The top end and the bottom end of the inside of the fixed block (3) are provided with second sliding grooves (16), the top end and the bottom end of the buckle (4) are fixedly connected with second sliding blocks (17), the inside of the second sliding groove (16) is slidably connected with the second sliding block (17).

5. The multilayer high density double sided circuit board of claim 1 wherein: The surface of the buckle (4) is provided with a round corner (18), one end of the connecting plate (5) is provided with two friction plates (19).

6. The multilayer high density double sided circuit board of claim 1 wherein: The insulating layer in the double-sided circuit board body (1) adopts a nano composite material.

7. The multilayer high density double sided circuit board of claim 1 wherein: The main body material of the double-sided circuit board body (1) adopts a liquid crystal polymer.

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