Multilayer circuit board

Abstract

The utility model belongs to the technical field of circuit boards, in particular to a multi-layer circuit board, which comprises a plurality of multi-layer circuit board substrates, hexagonal bolt holes are arranged on the multi-layer circuit board substrates, hexagonal bolt rods are inserted into the hexagonal bolt holes, and the hexagonal bolt rods are inserted into the hexagonal bolt holes. A fixed seat is arranged outside the multilayer circuit board base body, a first side plate is fixedly connected to one side face of the fixed seat, first protective plates are fixed to the upper end and the lower end of the first side plate, a movable seat is rotationally connected to the interior of the fixed seat, and a second side plate is fixedly connected to the end face of one side of the movable seat. According to the utility model, the multi-layer circuit board substrate is divided into a plurality of blocks, so that a single module is convenient to manufacture, maintain and replace, and the maintainability and the flexibility of a system are improved; through the hexagon bolt rod, the fixing sleeve, the connecting sleeve and the small bolt which are in threaded connection, firm connection between all parts of the circuit board can be ensured, and the stability of the whole structure is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board technical field, concretely is a multilayer formula's circuit board. BACKGROUND

[0002] Circuit board can be called printed wiring board or printed circuit board, has the characteristics such as high wiring density, light weight, thin thickness, good bending property, the birth and development of soft and hard combination board fpc and pcb have spawned this new product, double-sided board is the medium in the middle, both sides are wiring layer, multilayer board is multilayer wiring layer, and the medium layer between every two layers can be very thin, multilayer circuit board has at least three conductive layers, two layers are on the outer surface, and the remaining one layer is synthesized in the insulating board, and the electrical connection between them is usually realized through the plated through hole on the cross section of the circuit board.

[0003] But at present multilayer circuit board adhesion mostly utilizes adhesive to be fixed mutually, when circuit board is damaged and needs to be disassembled and overhauled, the circuit board is damaged when separating adhesive, therefore, we propose a multilayer formula's circuit board to solve the above problems. CONTENT OF THE UTILITY MODEL

[0004] (I) technical problem solved

[0005] In view of the deficiencies in the prior art, the utility model provides a multilayer formula's circuit board, solves the disassembly and repair problem proposed in the above background art.

[0006] (II) technical scheme

[0007] The utility model discloses a multilayer formula's circuit board to solve the above problems, which specifically adopts the following technical scheme:

[0008] A multilayer formula's circuit board, comprising a multilayer circuit board base body, the multilayer circuit board base body is divided into multiple blocks, a hexagon bolt hole is formed in each of the multiple multilayer circuit board base bodies, a hexagon bolt rod is inserted into the hexagon bolt hole, a fixing seat is arranged on the outside of the multilayer circuit board base body, a first side plate is fixedly connected to one side of the fixing seat, first guard plates are fixedly connected to the upper and lower ends of the first side plate, a moving seat is rotatably connected to the inside of the fixing seat, a second side plate is fixedly connected to one side end face of the moving seat, second guard plates are fixedly connected to the upper and lower ends of the second side plate, a fixed sleeve is connected to one end of the first side plate, a fixed sleeve is fixedly connected to one end of the second side plate, and small bolts are screw-connected to the inside of the fixed sleeve and the connecting sleeve.

[0009] Further, the first guard plates and the second guard plates are designed to not contact the fixing seat and the fixed sleeve.

[0010] Further, the first side plate and the second side plate are designed as L-shaped.

[0011] Further, the small bolt is provided with a bolt connecting hole.

[0012] Further, the vertical length of the small bolt is the same as the total length of the fixing sleeve and the connecting sleeve.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the utility model provides a multilayer circuit board, has the following beneficial effects:

[0015] The utility model discloses a multilayer circuit board base body is divided into many pieces, and the single module is convenient for manufacturing, maintaining and replacing, improves the maintainability and flexibility of system, through the hexagonal bolt rod and the fixing sleeve, the connecting sleeve and the small bolt of screw connection can ensure the firm connection between each part of the circuit board, strengthens the stability of overall structure. DRAWINGS

[0016] Figure 1 It is the structure schematic drawing of the utility model;

[0017] Figure 2 It is the structure sectional view of the utility model;

[0018] Figure 3 It is the fixed seat and mobile seat connecting structure schematic drawing of the utility model;

[0019] Figure 4 It is the fixed sleeve and connecting sleeve connecting structure schematic drawing of the utility model;

[0020] Figure 5 It is the small bolt structure schematic drawing of the utility model.

[0021] In the drawing: 1, multilayer circuit board base body;2, hexagonal bolt hole;3, hexagonal bolt rod;4, fixed seat;5, first side plate;6, first guard plate;7, mobile seat;8, second side plate;9, second guard plate;10, fixed sleeve;11, connecting sleeve;12, small bolt;13, bolt connecting hole. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] EMBODIMENT

[0024] As Figures 1-5As shown, an embodiment of the utility model discloses a multilayer circuit board, including multilayer circuit board base body 1, multilayer circuit board base body 1 is divided into multiple blocks, and multiple multilayer circuit board base bodies 1 are all provided with hexagonal bolt hole 2, multilayer circuit board base body 1: this is the main part of circuit board, is divided into multiple blocks, and is provided with hexagonal bolt hole 2, hexagonal bolt rod 3: insert into hexagonal bolt hole 2, for fixing or connecting multilayer circuit board base body 1, the inside of hexagonal bolt hole 2 is inserted with hexagonal bolt rod 3, the outside of multilayer circuit board base body 1 is equipped with fixed seat 4, one side of fixed seat 4 is fixedly connected with first side plate 5, and the upper and lower ends of first side plate 5 are all fixed with first guard plate 6, first guard plate 6: is fixed at the upper and lower ends of first side plate 5, can play the role of supporting fixed, movable seat 7 is rotatably connected in fixed seat 4, one side end surface of movable seat 7 is fixedly connected with second side plate 8, and the upper and lower ends of second side plate 8 are all fixedly connected with second guard plate 9, one end of first side plate 5 is connected with fixed sleeve 10, one end of second side plate 8 is fixedly connected with sleeve 11, and small bolt 12 is screw-connected in fixed sleeve 10 and sleeve 11, and fixed sleeve 10 and sleeve 11: small bolt 12 is screw-connected in the inside, can be used for further fixedly connecting multilayer circuit board base body 1 component, and this structural design can be aimed at providing a multilayer circuit board that can be adjusted, stable and has protection function, through the combination of hexagonal bolt rod 3, fixed seat 4, movable seat 7, guard plate and small bolt 12, the assembly, fixing and connection of circuit board and the later individual maintenance and replacement can be realized.

[0025] As Figure 2 shown, in some embodiments, the design length of the first guard plate 6 and the second guard plate 9 does not contact the fixed seat 4 and the fixed sleeve 10; the guard plate does not contact the fixed seat 4 and the fixed sleeve 10 can prevent mutual interference or collision between them, ensuring the normal rotation of each component.

[0026] As Figure 2 shown, in some embodiments, the first side plate 5 and the second side plate 8 are both designed as L-shaped; a reasonable wrapping area can be formed.

[0027] As Figure 4 shown, in some embodiments, the small bolt 12 is further provided with a bolt connection hole 13; the bolt connection hole 13 is usually a hole for connecting with other components; the small bolt 12 and other components can be fixed together to form a stable connection.

[0028] As Figure 4 shown, in some embodiments, the vertical length of the small bolt 12 is the same as the total length of the fixed sleeve 10 and the sleeve 11; the length of the small bolt 12 needs to match the combined length of the fixed sleeve 10 and the sleeve 11 to realize correct inlay installation.

[0029] It should be pointed out finally that: the above only for the preferred embodiments of the utility model have, and do not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A multilayer circuit board comprising a multilayer circuit board base body (1), characterized in that: The multilayer circuit board base body (1) is divided into multiple blocks, a hexagonal bolt hole (2) is arranged on each of the multiple multilayer circuit board base bodies (1), a hexagonal bolt rod (3) is inserted into the hexagonal bolt hole (2), a fixing seat (4) is arranged outside the multilayer circuit board base body (1), a first side plate (5) is fixedly connected to one side of the fixing seat (4), first guard plates (6) are fixedly connected to the upper and lower ends of the first side plate (5), a moving seat (7) is rotatably connected to the inside of the fixing seat (4), a second side plate (8) is fixedly connected to one side end surface of the moving seat (7), second guard plates (9) are fixedly connected to the upper and lower ends of the second side plate (8), a fixed sleeve (10) is connected to one end of the first side plate (5), a connecting sleeve (11) is fixedly connected to one end of the second side plate (8), and small bolts (12) are threadedly connected to the inside of the fixed sleeve (10) and the connecting sleeve (11).

2. The multi-layered circuit board of claim 1, wherein: The first guard plates (6) and the second guard plates (9) are designed to be not in contact with the fixing seat (4) and the fixed sleeve (10).

3. The multi-layered circuit board of claim 1, wherein: The first side plate (5) and the second side plate (8) are designed to be L-shaped.

4. The multi-layered circuit board of claim 1, wherein: Bolt connection holes (13) are further arranged on the small bolts (12).

5. The multi-layered circuit board of claim 4, wherein: The vertical length of the small bolts (12) is the same as the total length of the fixed sleeve (10) and the connecting sleeve (11).

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