Anti-fracture combined type double-layer circuit board

Abstract

The utility model provides an anti-fracture combined type double-layer circuit board, and relates to the technical field of circuit boards. The anti-fracture combined type double-layer circuit board comprises a supporting bottom plate, the inner surface of the supporting bottom plate is slidably connected with a positioning rod, the outer circumferential surface of the positioning rod is fixedly connected with a side sealing plate, the outer circumferential surface of the positioning rod is fixedly connected with an anti-falling frame, the inner surface of the anti-falling frame is slidably connected with a top sealing plate, and the lower surface of the top sealing plate is fixedly connected with a heat dissipation plate. According to the anti-fracture combined type double-layer circuit board, the circuit board slides between the two silica gel plates, and the silica gel plates are extruded under the pushing of the circular piles of the pressing piles by the springs, so that the circuit board is fixed by the silica gel plates on the two sides, and when the circuit board is influenced by vibration, part of the vibration of the circuit board is preferentially absorbed by the silica gel plates, and the anti-fracture combined type double-layer circuit board is prevented from being damaged. And then, the spring of the pressing pile is reversely pushed for secondary damping, so that the purpose of damping the circuit board is achieved, and the problem that the circuit board is possibly broken due to too large vibration amplitude is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a double -layer circuit board, concretely is a kind of anti-fracture combined double -layer circuit board, belong to circuit board technical field. BACKGROUND

[0002] The name of circuit board has: ceramic circuit board, aluminum oxide ceramic circuit board, aluminum nitride ceramic circuit board, circuit board etc., circuit board makes circuit miniaturization, intuition, for the batch production of fixed circuit and the optimization of electric appliance layout important role.

[0003] Circuit board needs multiple layers in some cases parallel use, but due to the material quality of circuit board itself and actual use environment etc., make circuit board in some cases, possibly due to the vibration amplitude of outside too big, lead to internal circuit board fracture, and due to the heat generated by single layer circuit board in the use process of multiple layer circuit board is two times, make double -layer circuit board in actual use process possibly overheating;For this, we provide a kind of anti-fracture combined double -layer circuit board to solve the above problems. INVENTION CONTENTS

[0004] To solve the above problems, the utility model provides a kind of anti-fracture combined double -layer circuit board to solve the above problems, and the specific technical scheme is:

[0005] A kind of anti-fracture combined double -layer circuit board, including support base plate, the inner surface of support base plate is slidably connected with positioning rod, the outer circumferential surface of positioning rod is fixedly connected with side sealing plate, the outer circumferential surface of positioning rod is fixedly connected with anti-drop frame, the inner surface of anti-drop frame is slidably connected with top sealing plate, the lower surface of top sealing plate is fixedly connected with heat dissipation plate, the inner surface of heat dissipation plate is fixedly connected with ventilation pipe, the outer surface of ventilation pipe is fixedly connected with radiator pipe, the outer surface of the side away from ventilation pipe of radiator pipe is fixedly connected with sliding piece column, the inner surface of sliding piece column is slidably connected with pair of pressing piles, the end of pair of pressing piles away from sliding piece column is fixedly connected with silica gel plate, the outer surface of silica gel plate is clamped with circuit board, the outer surface of sliding piece column is fixedly connected with bottom groove plate, the upper surface of bottom groove plate is fixedly connected with top sealing plate, the inner surface of bottom groove plate is slidably connected with pair of clamping columns, the inner surface of pair of clamping columns is slidably connected with extension column, the lower surface of extension column is fixedly connected with double-groove plate, the outer surface of double-groove plate is fixedly connected with sliding piece column, the inner surface of double-groove plate is slidably connected with support base plate.

[0006] Preferably, the support base plate is a square plate, two T-shaped columns are fixedly connected to the upper surface of the support base plate, two circular holes are provided in the upper surface of the support base plate, and the diameters of the circular holes are consistent with the diameter of the positioning rod.

[0007] Preferably, the anti-drop frame is a round rectangular plate, circular holes are provided at both ends of the round rectangular plate, the diameters of the circular holes are consistent with the diameter of the positioning rod, a rectangular plate is fixedly connected to the outer surface of the round rectangular plate, and a rectangular groove is provided in the outer surface of the rectangular plate.

[0008] Preferably, the slide column is four groups, each group of slide column is two rectangular columns, the outer surface of the two rectangular columns is provided with two equal diameter circular grooves, the diameter of the circular groove is consistent with the diameter of the pressing pile.

[0009] Preferably, the pressing pile is eight groups, each group of pressing pile is composed of two circular piles, the spring is arranged at the end of the circular pile away from the circuit board, and the inner wall of the slide column is fixedly connected with the spring away from the circular column.

[0010] Preferably, the bottom groove plate is two rectangular columns, the length of the bottom groove plate is consistent with the length of the top sealing plate, and the lower end of the bottom groove plate is provided with a T-shaped groove.

[0011] Preferably, the clamping column is a rectangular plate, the length of the clamping column is consistent with the length of the bottom groove plate, the lower surface of the clamping column is provided with a rectangular column, the lower surface of the rectangular column is provided with a rectangular groove penetrating through the rectangular plate, and the length, width and height of the inner wall of the rectangular groove are consistent with the length, width and height of the extension column.

[0012] Preferably, the double groove plate is a rectangular plate, the lower surface of the double groove plate is provided with a T-shaped groove, and the outer surface of the side of the double groove plate away from the supporting bottom plate is provided with a rectangular groove.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] 1、The anti-fracture combined double-layer circuit board is characterized in that the circuit board is slid into the two silica gel plates, the circular pile of the pressing pile is pushed and extruded by the spring, the silica gel plates are extruded, the circuit board is fixed between the two silica gel plates, when the circuit board is affected by vibration, the vibration of the circuit board is first absorbed by the silica gel plates, then the spring of the pressing pile is reversely pushed to perform secondary damping, the purpose of damping the circuit board is achieved, and the problem that the vibration amplitude is too large and the circuit board is fractured is solved.

[0015] 2、The anti-fracture combined double-layer circuit board is characterized in that the heat dissipation pipe is coated with a heat-conducting material such as silicone grease, the heat dissipation pipe is connected with the reserved position of the circuit board, the positioning rod in the side sealing plate is aligned with the opening in the supporting bottom plate and is slid downward, the slotted anti-disassembly frame is clamped into the key of the top sealing plate, then the air exchange fan is connected with the ventilation pipe, the circuit boards on the two sides are cooled through continuous gas exchange, the purpose of enhancing the heat dissipation capacity of the device is achieved, and the problem of difficult heat dissipation of the multi-layer circuit board is solved. BRIEF DESCRIPTION OF DRAWINGS

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

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

[0018] Figure 3It is internal structure schematic view of the utility model.

[0019] Figure 4 It is internal section structure schematic view of the utility model.

[0020] The drawings show that support base plate 1, positioning rod 2, side sealing plate 3, anti-off frame 4, top sealing plate 5, heat dissipation plate 6, ventilation pipe 7, heat dissipation pipe 8, sliding piece column 9, counter-pressure pile 10, silica gel plate 11, circuit board 12, bottom groove plate 13, counter-clamping column 14, extension column 15, double-groove plate 16. DETAILED DESCRIPTION

[0021] The utility model will be further described with reference to the drawings.

[0022] Please refer to Figure 1 , Figure 2 and Figure 3 , support base plate 1 is square board, two T-shaped columns are fixedly connected on the upper surface of support base plate 1, two circular holes are arranged on the upper surface of support base plate 1, the diameters of the circular holes are consistent with the diameter of positioning rod 2, and support base plate 1 is used for supporting the main body structure of the device and provides necessary working environment for the main body structure.

[0023] Positioning rod 2 is slidably connected to the inner surface of support base plate 1, side sealing plate 3 is fixedly connected to the outer circumferential surface of positioning rod 2, anti-off frame 4 is fixedly connected to the outer circumferential surface of positioning rod 2, anti-off frame 4 is a round rectangular plate, circular holes are arranged at both ends of the round rectangular plate, the diameters of the circular holes are consistent with the diameter of positioning rod 2, a rectangular plate is fixedly connected to the outer surface of the round rectangular plate, a rectangular groove is arranged on the outer surface of the rectangular plate, and anti-off frame 4 is used for fixing side sealing plate 3 and top sealing plate 5 to each other.

[0024] Top sealing plate 5 is slidably connected to the inner surface of anti-off frame 4, square keys are arranged on the upper surface of top sealing plate 5, heat dissipation plate 6 is fixedly connected to the lower surface of top sealing plate 5, ventilation pipe 7 is fixedly connected to the inner surface of heat dissipation plate 6, heat dissipation pipe 8 is fixedly connected to the outer surface of ventilation pipe 7, the outer surfaces of ventilation pipe 7 and heat dissipation pipe 8 are made of brass material, sliding piece column 9 is fixedly connected to the outer surface of heat dissipation pipe 8 away from ventilation pipe 7, sliding piece column 9 is four groups, each group of sliding piece column 9 is two rectangular columns, two rectangular columns are provided with two circular grooves with the same diameter on the outer surfaces of opposite sides, the diameters of the circular grooves are consistent with the diameter of counter-pressure pile 10, and sliding piece column 9 is used for providing necessary working environment for part of the device and supporting circuit board 12.

[0025] Please refer to Figure 3 , Figure 4The inner surface of the sliding piece column 9 is slidably connected with the pressing pile 10. The pressing pile 10 is composed of eight groups. Each group of the pressing pile 10 is composed of two circular piles. The end of the circular pile away from the circuit board 12 is provided with a spring. The end of the spring away from the circular column is fixedly connected with the inner wall of the sliding piece column 9. The pressing pile 10 is used for extruding the silica gel plate 11, so that the silica gel plate 11 fixes the circuit board 12.

[0026] The end of the pressing pile 10 away from the sliding piece column 9 is fixedly connected with the silica gel plate 11. The outer surface of the silica gel plate 11 is clamped with the circuit board 12. The outer surface of the sliding piece column 9 is fixedly connected with the bottom groove plate 13. The bottom groove plate 13 is composed of two rectangular columns. The length of the bottom groove plate 13 is consistent with the length of the top sealing plate 5. The lower end of the bottom groove plate 13 is provided with a T-shaped groove. The bottom groove plate 13 is used for sealing the top of the device.

[0027] The upper surface of the bottom groove plate 13 is fixedly connected with the top sealing plate 5. The inner surface of the bottom groove plate 13 is slidably connected with the clamping column 14. The clamping column 14 is a rectangular plate. The length of the clamping column 14 is consistent with the length of the bottom groove plate 13. The lower surface of the clamping column 14 is provided with a rectangular column. The lower surface of the rectangular column is provided with a rectangular groove penetrating the rectangular plate. The length, width and height of the inner wall of the rectangular groove are consistent with the length, width and height of the extension column 15. The clamping column 14 is used for limiting the sliding distance and direction of the bottom groove plate 13.

[0028] The inner surface of the clamping column 14 is slidably connected with the extension column 15. The lower surface of the extension column 15 is fixedly connected with the double groove plate 16. The double groove plate 16 is a rectangular plate. The lower surface of the double groove plate 16 is provided with a T-shaped groove. The outer surface of the side of the double groove plate 16 away from the bottom support plate 1 is provided with a rectangular groove. The double groove plate 16 is used for fixing the positions of the bottom support plate 1 and the bottom groove plate 13. The length, width and height of the T-shaped groove on the lower side of the double groove plate 16 are consistent with the length, width and height of the T-shaped groove on the lower side of the bottom groove plate 13. When necessary, the height and bearing capacity of the device can be increased by adding the double groove plate 16 and the lower double groove plate 16. The outer surface of the double groove plate 16 is fixedly connected with the sliding piece column 9. The inner surface of the double groove plate 16 is slidably connected with the bottom support plate 1.

[0029] The utility model discloses a heat dissipation device for circuit board, including the bottom plate 1, the side sealing plate 3, the anti -drop frame 4, the top sealing plate 5, the heat dissipation pipe 8, the ventilation pipe 7, the silica gel plate 11 and the double -groove plate 16, the bottom plate 1 is provided with the opening, the side sealing plate 3 is provided with the positioning rod 2, the anti -drop frame 4 is provided with the slot, the top sealing plate 5 is provided with the convex key, the heat dissipation pipe 8 is provided with the heat dissipation pipe 8, the ventilation pipe 7 is provided with the ventilation pipe 7, the silica gel plate 11 is provided with the pressure pile 10, the double -groove plate 16 is provided with the clamping column 14.

[0030] The technical principles of the utility model are described above in combination with specific embodiments. These descriptions are only for explaining the principles of the utility model and cannot be interpreted as limiting the protection scope of the utility model in any way. Based on the explanations here, other specific embodiments of the utility model can be conceived by those skilled in the art without creative labor, and these embodiments will all fall within the protection scope of the claims of the utility model.

Claims

1. A break-proof combined double-layer wiring board comprising a support substrate (1), characterized by: The inner surface of the supporting base plate (1) is slidably connected with a positioning rod (2), the outer circumferential surface of the positioning rod (2) is fixedly connected with a side sealing plate (3), the outer circumferential surface of the positioning rod (2) is fixedly connected with an anti-disengagement frame (4), the inner surface of the anti-disengagement frame (4) is slidably connected with a top sealing plate (5), the lower surface of the top sealing plate (5) is fixedly connected with a heat dissipation plate (6), the inner surface of the heat dissipation plate (6) is fixedly connected with a ventilation pipe (7), the outer surface of the ventilation pipe (7) is fixedly connected with a heat dissipation pipe (8), the outer surface of the side away from the ventilation pipe (7) of the heat dissipation pipe (8) is fixedly connected with a sliding piece column (9), the inner surface of the sliding piece column (9) is slidably connected with a pressing pile (10), the end away from the sliding piece column (9) of the pressing pile (10) is fixedly connected with a silica gel plate (11), the outer surface of the silica gel plate (11) is clamped with a circuit board (12), the outer surface of the sliding piece column (9) is fixedly connected with a bottom groove plate (13), the upper surface of the bottom groove plate (13) is fixedly connected with the top sealing plate (5), the inner surface of the bottom groove plate (13) is slidably connected with a clamping column (14), the inner surface of the clamping column (14) is slidably connected with an extension column (15), the lower surface of the extension column (15) is fixedly connected with a double-groove plate (16), the outer surface of the double-groove plate (16) is fixedly connected with the sliding piece column (9), and the inner surface of the double-groove plate (16) is slidably connected with the supporting base plate (1).

2. The break-resistant combined double-layer wiring board according to claim 1, wherein: The supporting base plate (1) is a square plate, two T-shaped columns are fixedly connected to the upper surface of the supporting base plate (1), and two circular holes are arranged on the upper surface of the supporting base plate (1), and the diameters of the circular holes are consistent with the diameter of the positioning rod (2).

3. The break-resistant combined double-layer wiring board according to claim 1, wherein: The anti-disengagement frame (4) is a round rectangular plate, round holes are arranged at both ends of the round rectangular plate, the diameters of the round holes are consistent with the diameter of the positioning rod (2), a rectangular plate is fixedly connected to the outer surface of the round rectangular plate, and a rectangular groove is arranged on the outer surface of the rectangular plate.

4. The break-resistant combined double-layer wiring board according to claim 1, wherein: The sliding piece column (9) is four groups in total, each group of the sliding piece column (9) is composed of two rectangular columns, two equal-diameter circular grooves are arranged on the outer surfaces of the opposite sides of the two rectangular columns, and the diameters of the circular grooves are consistent with the diameter of the pressing pile (10).

5. The break-resistant combined double-sided printed circuit board according to claim 1, wherein: The pressing pile (10) is eight groups in total, each group of the pressing pile (10) is composed of two circular piles, springs are arranged at the ends away from the circuit board (12) of the circular piles, and the inner walls of the springs are fixedly connected with the sliding piece column (9).

6. The break-resistant combined double-sided printed circuit board according to claim 1, wherein: The bottom groove plate (13) is two rectangular columns, the length of the bottom groove plate (13) is consistent with the length of the top sealing plate (5), and a T-shaped groove is arranged at the lower end of the bottom groove plate (13).

7. The break-resistant combined double-sided board of claim 1, wherein: The clamping column (14) is a rectangular plate, the length of the clamping column (14) is consistent with the length of the bottom groove plate (13), a rectangular column is arranged on the lower surface of the clamping column (14), a rectangular groove penetrating through the rectangular plate is arranged on the lower surface of the rectangular column, and the length, width and height of the inner wall of the rectangular groove are consistent with the length, width and height of the extension column (15).

8. The break-resistant combined double-sided printed circuit board according to claim 1, characterized in that: The double-groove plate (16) is a rectangular plate, a T-shaped groove is arranged on the lower surface of the double-groove plate (16), and a rectangular groove is arranged on the outer surface of the side away from the supporting base plate (1) of the double-groove plate (16).

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