Composite printed circuit board structure

Abstract

The utility model relates to the technical field of printed circuit boards, in particular to a composite printed circuit board structure which comprises a board body mechanism, the board body mechanism comprises a first small circuit board, a first plastic outer sleeve, a first copper plate, a second circuit board, a second plastic outer sleeve and a second copper plate, and the first small circuit board is fixedly arranged in the board body mechanism. A first plastic jacket is fixedly arranged on the periphery of the first small circuit board, a first copper plate is fixedly arranged in the first plastic jacket, a second circuit board is fixedly arranged at the bottom end of the first copper plate, a second plastic shell is fixedly arranged on the periphery of the second circuit board, and a second copper plate is fixedly arranged in the second plastic shell; when in use, the first connecting strip and the second connecting strip are connected to start working, the anti-overheating monitoring module and the anti-overheating temperature metering contact pin can continuously monitor the temperature of the circuit meter in the working process, and if an overheating condition occurs, the circuit connection can be cut off to prevent accidents.

Description

Technical Field

[0001] The utility model relates to the technical field of printed circuit boards, in particular to a composite printed circuit board structure. Background Art

[0002] Printed circuit boards, also known as printed circuit boards, are providers of electrical connections for electronic components; printed circuit boards are often referred to as "PCB" rather than "PCB boards"; their development has a history of more than 100 years; their design is mainly layout design; the main advantage of using circuit boards is that they greatly reduce wiring and assembly errors, improve the level of automation and production labor rate; according to the number of layers of the circuit board, it can be divided into single-sided boards, double-sided boards, four-layer boards, six-layer boards and other multi-layer circuit boards.

[0003] For example, a printed circuit board structure disclosed in the authorization announcement number CN 111417252 A realizes a printed circuit board structure, including a copper-plated plate, wherein a bottom plate and a top plate are symmetrically arranged on the top and bottom of the copper-plated plate, and a plurality of wire holes are opened on the top plate; a door rod is inserted into the top plate, a vertical section of the door rod passes through the copper-plated plate and is connected to the bottom plate, and another vertical section of the door rod extends to the inside of the top plate; contact plates are fixedly connected to both sides of the top of the copper-plated plate, but it does not solve the problem of arranging multiple safety components to increase the safety of the circuit board and reduce possible safety hazards. Utility Model Content

[0004] The purpose of the utility model is to provide a composite printed circuit board structure to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A composite printed circuit board structure, comprising a board body structure, wherein the board body structure comprises a first small-sized circuit board, a first plastic outer shell, a first copper plate, a second circuit board, a second plastic outer shell and a second copper plate, wherein the first small-sized circuit board is fixedly arranged inside the board body structure, the first small-sized circuit board is fixedly arranged with a first plastic outer shell around the circumference, the first copper plate is fixedly arranged inside the first plastic outer shell, the second circuit board is fixedly arranged at the bottom end of the first copper plate, the second circuit board is fixedly arranged with a second plastic outer shell around the circumference, and the second copper plate is fixedly arranged inside the second plastic outer shell;

[0007] A circuit structure is fixedly arranged on the surface of the first copper plate, and the circuit structure includes a first connecting strip, a plate fixing hole, copper-plated contacts and a connecting head. The first connecting strip is fixedly arranged inside the circuit structure, a plate fixing hole is fixedly arranged on the top of the first connecting strip, a connecting head is fixedly arranged on one side of the top of the plate fixing hole, and a plurality of copper-plated contacts are fixedly arranged on one side of the first connecting strip.

[0008] Preferably, an anti-overheating monitoring module is fixedly provided on one side of the copper-plated contact pin, and an anti-overheating temperature measuring contact pin is fixedly provided on one side of the anti-overheating monitoring module. The benefit is that in order to prevent the circuit board from being damaged due to overheating during long-term operation, a power-off module that can automatically cut off the power in the event of overheating is specially added to improve the safety of the circuit board.

[0009] Preferably, a fixing block is fixedly provided around the first plastic outer shell, and a first connecting hole is fixedly provided inside the fixing block. The advantage is that the first small circuit board and the second circuit board can be fixed together to prevent accidents caused by loosening.

[0010] Preferably, a plurality of heat dissipation blocks are fixedly arranged on the surface of the second copper plate, which is beneficial in that the heat dissipation effect of the circuit board is improved and the safety factor of the circuit board is increased.

[0011] Preferably, a plurality of connecting copper contacts are fixedly provided on the back of the second copper plate, and a second connecting strip is fixedly provided on one side of the connecting copper contact. The benefit is that connecting two circuit boards improves the working efficiency of the circuit boards.

[0012] Preferably, a plurality of second connection fixing holes are fixedly provided on one side of the second connection strip, which is beneficial in that the first small circuit board and the second circuit board can be fixed together, thereby increasing safety and practical benefits.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. This composite printed circuit board structure starts working when the first connecting strip is connected to the second connecting strip during use. During the working process, the overheating monitoring module and the overheating temperature measuring contact pin will continuously monitor the circuit surface temperature. If there is an overheating situation, the circuit connection will be disconnected to prevent accidents.

[0015] 2. This composite printed circuit board structure is beneficial in that a variety of safety components are provided to increase the safety of the circuit board and reduce possible safety hazards; a fixing block is provided to fix the first small circuit board and the second circuit board together to prevent loosening and causing accidents; an overheating monitoring module is provided to prevent the circuit board from overheating during long-term operation and possible damage to the circuit board; a heat dissipation block is provided to assist in improving the heat dissipation effect of the circuit board and increase the safety factor of the circuit board; a second connecting strip is provided to connect the two circuit boards to improve the working efficiency of the circuit board; a second connecting fixing hole is provided to fix the first small circuit board and the second circuit board together, thereby increasing safety and practical benefits. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the back side of the overall structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the interior of the first circuit board of the utility model;

[0019] Figure 4 This is a schematic diagram of the interior of the second circuit board of the present invention.

[0020] In the figure: 1. small circuit board; 2. first plastic shell; 3. first copper plate; 4. second circuit board; 5. second plastic shell; 6. second copper plate; 7. first connecting strip; 8. plate fixing hole; 9. copper-plated contact pin; 10. connector; 11. overheating prevention monitoring module; 12. overheating prevention temperature measurement contact pin; 13. fixing block; 14. first connecting fixing hole; 15. heat sink; 16. connecting copper contact pin; 17. second connecting strip; 18. second connecting fixing hole; 19. second connecting fixing hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-Figure 4 As shown, a technical solution provided by the utility model:

[0023] A composite printed circuit board structure, comprising a board body structure, the board body structure comprising a first small circuit board 1, a first plastic jacket 2, a first copper plate 3, a second circuit board 4, a second plastic shell 5 and a second copper plate 6, the first small circuit board 1 is fixedly arranged inside the board body structure, the first small circuit board 1 is fixedly arranged with a first plastic jacket 2 around the circumference, the first copper plate 3 is fixedly arranged inside the first plastic jacket 2, the second circuit board 4 is fixedly arranged at the bottom end of the first copper plate 3, the second circuit board 4 is fixedly arranged with a second plastic shell 5 around the circumference, and the second copper plate 6 is fixedly arranged inside the second plastic shell 5;

[0024] A circuit structure is fixedly arranged on the surface of the first copper plate 3, and the circuit structure includes a first connecting strip 7, a plate fixing hole 8, copper-plated contact pins 9 and a connecting head 10. The first connecting strip 7 is fixedly arranged in the circuit structure, and a plate fixing hole 8 is fixedly arranged on the top of the first connecting strip 7. A connecting head 10 is fixedly arranged on one side of the top of the plate fixing hole 8, and a plurality of copper-plated contact pins 9 are fixedly arranged on one side of the first connecting strip 7.

[0025] In the present embodiment, preferably, an anti-overheating monitoring module 11 is fixedly provided on one side of the copper-plated contact pin 9, and an anti-overheating temperature measuring contact pin 12 is fixedly provided on one side of the anti-overheating monitoring module 11. The benefit is that in order to prevent the circuit board from being damaged due to overheating during long-term operation, a power-off module that can automatically cut off the power in the event of overheating is specially added to improve the safety of the circuit board.

[0026] In this embodiment, preferably, a fixing block 13 is fixedly provided around the first plastic jacket 2, and a first connecting hole 14 is fixedly provided inside the fixing block 13. The advantage is that the first small circuit board 1 and the second circuit board 4 can be fixed together to prevent accidents caused by loosening.

[0027] In this embodiment, preferably, a plurality of heat dissipation blocks 15 are fixedly arranged on the surface of the second copper plate 6, which is beneficial in that the heat dissipation effect of the circuit board is improved and the safety factor of the circuit board is increased.

[0028] In this embodiment, preferably, a plurality of connecting copper contacts 16 are fixedly provided on the back of the second copper plate 6, and a second connecting bar 17 is fixedly provided on one side of the connecting copper contact 16. The benefit is that connecting the two circuit boards improves the working efficiency of the circuit boards.

[0029] In this embodiment, preferably, a plurality of second connection fixing holes 18 are fixedly provided on one side of the second connection bar 17, which is beneficial in that the first small circuit board 1 and the second circuit board 4 can be fixed together, thereby increasing safety and practical benefits.

[0030] When a composite printed circuit board structure of the present embodiment is in use, the first connecting bar 7 and the second connecting bar 17 are connected to start working. During the working process, the overheating prevention monitoring module 11 and the overheating prevention temperature measuring contact pin 12 will continuously monitor the circuit surface temperature. If there is overheating, the circuit connection will be disconnected to prevent accidents. The benefits are that a variety of safety components are provided to increase the safety of the circuit board and reduce possible safety hazards. A fixing block 13 is provided to fix the first small circuit board 1 and the second circuit board 4 together to prevent looseness and accidents. An overheating prevention monitoring module 11 is provided to prevent the circuit board from overheating for a long time, which may cause damage to the circuit board. A heat dissipation block 15 is provided to assist in improving the heat dissipation effect of the circuit board and increase the safety factor of the circuit board. A second connecting bar 17 is provided to connect the two circuit boards to improve the working efficiency of the circuit board. A second connecting fixing hole 18 is provided to fix the first small circuit board 1 and the second circuit board 4 together, which increases safety and practical benefits.

[0031] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A composite printed circuit board structure, characterized in that: The invention comprises a plate body structure, wherein the plate body structure comprises a first small circuit board (1), a first plastic outer shell (2), a first copper plate (3), a second circuit board (4), a second plastic outer shell (5) and a second copper plate (6); the first small circuit board (1) is fixedly arranged inside the plate body structure; the first small circuit board (1) is fixedly arranged with a first plastic outer shell (2) around the first small circuit board (1); the first copper plate (3) is fixedly arranged inside the first plastic outer shell (2); the second circuit board (4) is fixedly arranged at the bottom end of the first copper plate (3); the second circuit board (4) is fixedly arranged with a second plastic outer shell (5) around the second circuit board (4); and the second copper plate (6) is fixedly arranged inside the second plastic outer shell (5); A circuit structure is fixedly arranged on the surface of the first copper plate (3), the circuit structure comprising a first connecting strip (7), a plate fixing hole (8), copper-plated contact pins (9) and a connector (10); the first connecting strip (7) is fixedly arranged inside the circuit structure, the plate fixing hole (8) is fixedly arranged at the top of the first connecting strip (7), a connector (10) is fixedly arranged on one side of the top of the plate fixing hole (8), and a plurality of copper-plated contact pins (9) are fixedly arranged on one side of the first connecting strip (7).

2. A composite printed circuit board structure according to claim 1, characterized in that: An anti-overheating monitoring module (11) is fixedly arranged on one side of the copper-plated contact pin (9), and an anti-overheating temperature measurement contact pin (12) is fixedly arranged on one side of the anti-overheating monitoring module (11).

3. A composite printed circuit board structure according to claim 1, characterized in that: A fixing block (13) is fixedly arranged around the first plastic outer shell (2), and a first connecting hole (14) is fixedly arranged inside the fixing block (13).

4. A composite printed circuit board structure according to claim 1, characterized in that: A plurality of heat dissipation blocks (15) are fixedly arranged on the surface of the second copper plate (6).

5. A composite printed circuit board structure according to claim 1, characterized in that: A plurality of connecting copper contact pins (16) are fixedly arranged on the back of the second copper plate (6), and a second connecting strip (17) is fixedly arranged on one side of the connecting copper contact pin (16).

6. A composite printed circuit board structure according to claim 5, characterized in that: A plurality of second connection fixing holes (18) are fixedly provided on one side of the second connection strip (17).

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