High-thermal-conductivity graphene cooling fin

Abstract

The utility model discloses a high thermal conductivity graphene radiating fin, which comprises a radiating fin body, the radiating fin body comprises a grid silver sheet, a silica gel heat conduction bonding layer and a graphene body, the top surface of the grid silver sheet is fixedly connected with the silica gel heat conduction bonding layer, the top surface of the silica gel heat conduction bonding layer is fixedly connected with the graphene body, and the top surface of the graphene body is fixedly connected with the silver sheet; the grid silver piece is movably connected to the top face of the mounting base, a plurality of rack grooves are formed in the two sides of the mounting base, a plurality of racks are slidably connected into the rack grooves, one ends of the racks are fixedly connected with a plurality of first clamping plates, and the first clamping plates are connected with the cooling fin body in a clamped mode. The grid silver sheets are additionally arranged on the upper portion and the lower portion of the graphene body, the strength of the cooling fin body is enhanced through the silver sheets, the overall strength of the cooling fin body is enhanced, the risk of damage is reduced, the cooling fin body can be conveniently fixed to a mounting base through cooperation of components, the cooling fin body and other cooling components can be conveniently mounted and dismounted, and the cooling fin is convenient to use. The use by workers is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of graphene heat dissipation, in particular to a high thermal conductivity graphene heat sink. Background Art

[0002] Graphene materials are increasingly being used in various heat-conducting environments due to their low density, good thermal conductivity and other good properties. Currently, many heat dissipation devices on the market use high thermal conductivity graphene heat sinks.

[0003] In this regard, a Chinese utility model with authorization announcement number CN217721846U discloses a high-strength and high-thermal-conductivity graphene heat sink, which includes a heat sink bottom plate, a heat sink bottom plate with a heat dissipation protrusion extending upward, and the heat dissipation protrusion is provided with a through hole from the top downward, and the through hole extends downward to the bottom of the heat sink bottom plate, a bottom graphene layer is arranged at the lower part of the heat sink bottom plate, a bottom adhesive layer is arranged at the bottom of the bottom graphene layer, a bottom release film layer is arranged at the bottom of the bottom adhesive layer, a graphene composite layer is arranged on the upper surface of the heat sink bottom plate, an antistatic layer is arranged on the upper part of the graphene composite layer, an insulating layer is arranged on the upper part of the antistatic layer, an intermediate graphene filling layer is filled in the through hole, and the lower part of the intermediate graphene filling layer is in contact and connected with the bottom graphene layer.

[0004] The high-strength and high-thermal-conductivity graphene heat sink has the advantages of good heat dissipation and heat dissipation performance, high structural strength, strong tensile strength, etc. However, the high-strength and high-thermal-conductivity graphene heat sink has its structure strengthened by modeling, and the increased strength is limited. There is still a risk of damage, and it is inconvenient to install with other heat dissipation components and is troublesome to use. For this reason, we propose a high-thermal-conductivity graphene heat sink to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a high thermal conductivity graphene heat sink to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a high thermal conductivity graphene heat sink, comprising a heat sink body, the heat sink body comprising a grid silver sheet, a silicone thermal conductive adhesive layer and a graphene body, the top surface of the grid silver sheet is fixedly connected to the silicone thermal conductive adhesive layer, the top surface of the silicone thermal conductive adhesive layer is fixedly connected to the graphene body, and the top surface of the graphene body is fixedly connected to the silver sheet; the grid silver sheet is movably connected to the top surface of a mounting seat, a plurality of rack grooves are provided on both sides of the mounting seat, a plurality of racks are slidably connected inside the plurality of rack grooves, a plurality of racks are fixedly connected at one end to a plurality of snap-in plates one, a plurality of snap-in plates one are snap-connected to the heat sink body, a groove is provided on the bottom surface of the mounting seat, two connecting plates one and two connecting plates are plugged into the groove, one end of the two connecting plates one is fixedly connected to the snap-in plate two, one end of the connecting plate two is fixedly connected to the snap-in plate three, and the snap-in plate two and the snap-in plate three are snap-connected to the heat sink body.

[0007] Preferably, the top surface of the silicone thermal conductive adhesive layer passes through multiple through holes, and the top surface of the silver sheet is provided with multiple card slots 1 and two card slots 2, the multiple card slots 1 are connected to multiple card plates 1, and the two card slots 2 are connected to card plates 2 and 3.

[0008] Preferably, two sliders are fixedly connected to both sides of the second connecting plate, and the two sliders are slidably connected to two slide grooves, and the two slide grooves are arranged on the sides of the two connecting plates that are close to each other.

[0009] Preferably, one end of two tension springs 1 is fixedly connected to the bottom of one side of the second clamping plate, and the other ends of the two tension springs 1 are fixedly connected to the second connecting plate. Two cylindrical grooves are provided on one side of the second connecting plate, and two limit rods are slidably connected inside the two cylindrical grooves. The two limit rods are fixedly connected to the bottom of one side of the second clamping plate, and the two tension springs 1 are movably sleeved on the two limit rods.

[0010] Preferably, a plurality of the racks are meshed and connected to two gears, two of the gears are fixedly sleeved on two control rods, and the two control rods are rotatably connected to a mounting seat, two gear grooves are provided on both sides of the mounting seat, the gears are located inside the gear grooves, and the gear grooves and the rack grooves are connected to each other.

[0011] Preferably, one end of the plurality of racks is fixedly connected to one end of the plurality of tension springs 2, and the other end of the plurality of tension springs 2 is fixedly connected to one side of the plurality of rack grooves.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model enhances the strength of the heat sink body by adding grid silver sheets and silver sheets above and below the graphene body, thereby enhancing its overall strength and reducing the risk of damage. The coordination of the components facilitates the fixation of the heat sink body and the mounting seat, the installation of the heat sink body and other heat dissipation components, and is convenient for assembly and disassembly, making it convenient for staff to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the explosion of the heat sink body of the utility model;

[0016] Figure 3 It is a cross-sectional schematic diagram of the utility model;

[0017] Figure 4 It is a partial cross-sectional schematic diagram of the utility model.

[0018] In the figure: 1. heat sink body; 101. mesh silver sheet; 102. silicone thermal conductive adhesive layer; 103. graphene body; 104. silver sheet; 105. slot one; 106. slot two; 107. through hole; 2. mounting seat; 3. rack slot; 4. rack; 5. snap-on plate one; 6. slot; 7. connecting plate one; 8. connecting plate two; 9. snap-on plate two; 10. snap-on plate three; 11. slider; 12. slide groove; 13. tension spring one; 14. cylindrical groove; 15. limit rod; 16. gear; 17. control rod; 18. gear slot; 19. tension spring two. DETAILED DESCRIPTION

[0019] 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.

[0020] Example 1

[0021] Reference Figure 2-4, which is the first embodiment of the utility model, and provides a high thermal conductivity graphene heat sink, including a heat sink body 1, the heat sink body 1 includes a mesh silver sheet 101, a silicone thermal conductive adhesive layer 102 and a graphene body 103, the top surface of the mesh silver sheet 101 is fixedly connected to the silicone thermal conductive adhesive layer 102, the top surface of the silicone thermal conductive adhesive layer 102 is fixedly connected to the graphene body 103, and the top surface of the graphene body 103 is fixedly connected to the silver sheet 104; the mesh silver sheet 101 is movably connected to the top surface of the mounting seat 2, and a plurality of rack grooves 3 are provided on both sides of the mounting seat 2, and the plurality of rack grooves 3 are provided inside The mounting base 2 is provided with a plurality of slots 6, and two connecting plates 1 7 and 8 are inserted into the slots 6. One end of the two connecting plates 1 7 is fixedly connected to the connecting plate 2 9, and one end of the connecting plate 2 8 is fixedly connected to the connecting plate 3 10. The connecting plates 2 9 and the connecting plates 3 10 are connected to the heat sink body 1. The mesh silver sheet 101 made of pure silver improves the overall strength of the heat sink body 1. There are several holes between the mesh silver sheets 101, which will not affect the graphene. The heat dissipation performance of the main body 103 and the good heat conductivity of the silicone thermal conductive adhesive layer 102 can also connect and fix the graphene main body 103 with the mesh silver sheet 101. The silver sheet 104 has good heat conductivity, which can further enhance the strength of the heat sink main body 1. A heat-conducting pipe is installed inside the mounting seat 2. The mounting seat 2 can mount the heat sink main body 1 and other heat dissipation components. It is convenient for the heat sink main body 1 to be installed on the mounting seat 2, which is convenient for the staff to use. When installation is required, the rack 4 is moved, and the rack 4 moves in the rack groove 3. The movement of the rack 4 drives the clamping plate 5 to move, and the heat sink Place the heat sink body 1 on the top surface of the mounting seat 2, clamp the heat sink body 1 with the clamping plate 1 5, pull the connecting plate 1 7 and the connecting plate 2 8 to both sides, then insert the connecting plate 1 7 and the connecting plate 2 8 into the slot 6, loosen the connecting plate 1 7 and the connecting plate 2 8, the connecting plate 1 7 and the connecting plate 2 8 move to drive the clamping plate 2 9 and the clamping plate 3 10 to move, the clamping plate 2 9 and the clamping plate 3 10 clamp the heat sink body 1, so that the heat sink body 1 is more firmly installed on the mounting seat 2, which is convenient for subsequent installation. When removing the heat sink body 1, just follow the above steps.

[0022] Example 2

[0023] Reference Figure 2 The top surface of the silicone thermal conductive adhesive layer 102 passes through multiple through holes 107, and the top surface of the silver sheet 104 is provided with multiple card slots 105 and two card slots 2 106. The multiple card slots 105 are connected to multiple card plates 1 5, and the two card slots 2 106 are connected to the card plates 2 9 and the card plates 3 10. The through holes 107 reduce the influence of the silicone thermal conductive adhesive layer 102 on the graphene body 103, so that the heat dissipation effect of the graphene body 103 is maximized. The card slots 105 and the card slots 2 106 facilitate fixing the heat sink body 1 and the mounting base 2.

[0024] Reference Figure 3 Two sliders 11 are fixedly connected on both sides of the connecting plate 2 8, and the two sliders 11 are slidably connected to two slide grooves 12. The two slide grooves 12 are opened on the side where the two connecting plates 1 7 are close to each other. The slider 11 is slid, and the slider 11 moves in the slide groove 12. The slider 11 can connect the connecting plate 1 7 with the connecting plate 2 8.

[0025] Reference Figure 3 The bottom of one side of the clamping plate 29 is fixedly connected to one end of two tension springs 13, and the other ends of the two tension springs 13 are fixedly connected to the connecting plate 28. Two cylindrical grooves 14 are provided on one side of the connecting plate 28. Two limiting rods 15 are slidably connected inside the two cylindrical grooves 14. The two limiting rods 15 are fixedly connected to the bottom of one side of the clamping plate 29. The two tension springs 13 are movably sleeved with the two limiting rods 15. When the connecting plate 17 and the connecting plate 28 are pulled to both sides, the connecting plate 17 and the connecting plate 28 stretch the tension spring 13, and the limiting rod 15 moves in the cylindrical groove 14 to prevent the connecting plate 17 from being separated from the connecting plate 28.

[0026] Reference Figure 4 , multiple racks 4 are meshed and connected with two gears 16, the two gears 16 are fixedly sleeved with two control rods 17, the two control rods 17 are rotatably connected to the mounting base 2, two gear grooves 18 are opened on both sides of the mounting base 2, the gear 16 is located inside the gear groove 18, the gear groove 18 provides assistance for the normal operation of the gear 16, the gear groove 18 and the rack groove 3 are connected with each other, the control rod 17 is rotated, the control rod 17 rotates to drive the gear 16 to rotate, and the gear 16 rotates to drive the rack 4 to move.

[0027] Reference Figure 4 One end of the multiple racks 4 is fixedly connected to one end of the multiple tension springs 2 19, and the other end of the multiple tension springs 2 19 is fixedly connected to one side of the multiple rack grooves 3. The cooperation between the racks 4 and the rack grooves 3 stretches the tension springs 2 19, and the tension springs 2 19 can restore the racks 4 to their original positions.

[0028] Example 3

[0029] Reference Figure 1-4, which is the third embodiment of the utility model. This embodiment is based on the above two embodiments. The mesh silver sheet 101 made of pure silver material improves the overall strength of the heat sink body 1. There are several holes between the mesh silver sheets 101, which will not affect the heat dissipation performance of the graphene body 103. The silicone thermal conductive adhesive layer 102 has good thermal conductivity, and the graphene body 103 can also be connected and fixed with the mesh silver sheet 101. The silver sheet 104 has good thermal conductivity, which can further enhance the strength of the heat sink body 1. A heat-conducting pipe is installed inside the mounting seat 2, and the mounting seat 2 can hold the heat sink body 1 It is convenient to install the heat sink body 1 on the mounting seat 2 with other heat dissipation components, and it is convenient for the staff to use. When installation is required, the control lever 17 is turned, and the rotation of the control lever 17 drives the gear 16 to rotate, and the rotation of the gear 16 drives the rack 4 to move. The cooperation of the rack 4 and the rack groove 3 stretches the tension spring 2 19, and the rack 4 moves in the rack groove 3. The movement of the rack 4 drives the clamping plate 1 5 to move. After the clamping plate 1 5 is away from the mounting seat 2, the heat sink body 1 is placed on the top surface of the mounting seat 2, and the control lever 17 is released. The tension spring 2 19 uses the tension force to restore the rack 4 The connecting plate 1 5 is clamped into the clamping groove 105 to complete the fixation of the heat sink body 1 and the mounting seat 2. The connecting plate 1 7 and the connecting plate 2 8 are pulled to both sides. The slider 11 on the connecting plate 2 8 moves in the sliding groove 12 of the connecting plate 1 7. At the same time, the tension spring 13 is stretched, and the limit rod 15 moves in the cylindrical groove 14 to prevent the connecting plate 1 7 from being separated from the connecting plate 2 8. After the connecting plate 1 7 and the connecting plate 2 8 are pulled apart, they are inserted into the slot 6. The connecting plate 1 7 and the connecting plate 2 8 are loosened. The tension spring 13 uses the tension force to restore them to their original position. The connecting plate 2 9 and the connecting plate 3 1 0 is inserted into the second card slot 106, so that the heat sink body 1 is more firmly installed on the mounting base 2, which is convenient for subsequent installation. When removing the heat sink body 1, just follow the above steps. The utility model enhances the strength of the heat sink body 1 by adding mesh silver sheets 101 and silver sheets 104 above and below the graphene body 103, strengthens its overall strength, reduces the risk of damage, and the coordination of the components makes it convenient to fix the heat sink body 1 and the mounting base 2, facilitates the installation of the heat sink body 1 and other heat dissipation components, is convenient for disassembly and assembly, and is convenient for staff to use.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high thermal conductivity graphene heat sink, comprising a heat sink body (1), characterized in that: The heat sink body (1) comprises a mesh silver sheet (101), a silicone heat-conducting adhesive layer (102) and a graphene body (103); the top surface of the mesh silver sheet (101) is fixedly connected to the silicone heat-conducting adhesive layer (102), the top surface of the silicone heat-conducting adhesive layer (102) is fixedly connected to the graphene body (103), and the top surface of the graphene body (103) is fixedly connected to the silver sheet (104); The mesh silver sheet (101) is movably connected to the top surface of the mounting seat (2); a plurality of rack grooves (3) are provided on both sides of the mounting seat (2); a plurality of racks (4) are slidably connected inside the plurality of rack grooves (3); one end of the plurality of racks (4) is fixedly connected to a plurality of snap-in plates (5); the plurality of snap-in plates (5) are snap-connected to the heat sink body (1); a groove (6) is provided on the bottom surface of the mounting seat (2); two connecting plates (7) and two connecting plates (8) are inserted inside the groove (6); one end of the two connecting plates (7) is fixedly connected to the snap-in plate (9); one end of the connecting plate (8) is fixedly connected to the snap-in plate (10); the snap-in plate (9) and the snap-in plate (10) are snap-connected to the heat sink body (1).

2. A high thermal conductivity graphene heat sink according to claim 1, characterized in that: The top surface of the silicone thermal conductive adhesive layer (102) is penetrated by a plurality of through holes (107), and the top surface of the silver sheet (104) is provided with a plurality of first card slots (105) and two second card slots (106); the plurality of first card slots (105) are connected to a plurality of first card plates (5), and the two second card slots (106) are connected to a second card plate (9) and a third card plate (10).

3. The high thermal conductivity graphene heat sink according to claim 1, characterized in that: The two sides of the second connecting plate (8) are fixedly connected to two sliders (11), and the two sliders (11) are slidably connected to two slide grooves (12). The two slide grooves (12) are arranged on the side where the two connecting plates (7) are close to each other.

4. The high thermal conductivity graphene heat sink according to claim 1, characterized in that: The bottom of one side of the second clamping plate (9) is fixedly connected to one end of two tension springs (13), and the other ends of the two tension springs (13) are fixedly connected to the second connecting plate (8). Two columnar grooves (14) are provided on one side of the second connecting plate (8), and two limit rods (15) are slidably connected inside the two columnar grooves (14). The two limit rods (15) are fixedly connected to the bottom of one side of the second clamping plate (9), and the two tension springs (13) are movably sleeved on the two limit rods (15).

5. The high thermal conductivity graphene heat sink according to claim 1, characterized in that: The plurality of racks (4) are meshedly connected to two gears (16); the two gears (16) are fixedly sleeved with two control rods (17); the two control rods (17) are rotatably connected to the mounting seat (2); two gear grooves (18) are provided on both sides of the mounting seat (2); the gears (16) are located inside the gear grooves (18); and the gear grooves (18) and the rack grooves (3) are communicated with each other.

6. The high thermal conductivity graphene heat sink according to claim 1, characterized in that: One end of the plurality of racks (4) is fixedly connected to one end of the plurality of tension springs (19), and the other end of the plurality of tension springs (19) is fixedly connected to one side of the plurality of rack grooves (3).

Images