Insulation heat dissipation graphite sheet

Abstract

The utility model discloses an insulation heat dissipation graphite sheet which comprises two fixing frames, the two fixing frames are arranged in a bilateral symmetry mode, installation grooves are formed in the adjacent sides of the two fixing frames, a plurality of limiting assemblies are evenly installed on the inner walls of the installation grooves, and fixing assemblies are installed on the sides, away from each other, of the two fixing frames. The utility model relates to the technical field of graphite flakes. According to the insulation heat dissipation graphite sheet, the fixing frame drives the placing frame and the insulation heat dissipation graphite sheet body to be placed on equipment needing heat dissipation, the operating handle drives the adjusting lead screw to rotate, the connecting plate is close to the corresponding placing frame, and the connecting column slides to enter the position inside the fixing frame and drives the miniature suction cup to be attached to the side wall of the external equipment; the insulating heat dissipation graphite flake does not need to be fixed in a gluing mode when fixed heat dissipation is carried out on the insulating heat dissipation graphite flake, the degumming condition when follow-up replacement is needed is prevented, and the situation that a heat dissipation part is damaged due to the tearing condition is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of graphite sheets, in particular to an insulating and heat-dissipating graphite sheet. Background Art

[0002] Graphite sheet is a new thermal conductive and heat dissipation material with a unique grain orientation, uniform heat conduction in two directions, and a lamellar structure that can adapt well to any surface, shielding heat sources and components while improving the performance of consumer electronic products. This new natural graphite solution has high heat dissipation efficiency, small footprint, and light weight. It conducts heat uniformly in two directions, eliminates "hot spot" areas, shields heat sources and components while improving the performance of consumer electronic products.

[0003] The patent numbered CN202322005077.5 discloses a self-adhesive insulating heat dissipation graphite sheet for a mobile phone motherboard, comprising a body, the body comprising a graphite substrate and a film disposed on one side of the graphite substrate, and silicone on the other side, the silicone being connected to a release film, the graphite substrate being provided with a first graphite sheet and a second graphite sheet, a third graphite sheet for climbing being disposed between the first graphite sheet and the second graphite sheet, the third graphite sheet being provided with an avoidance groove and a folding mark connected to the first graphite sheet and the second graphite sheet, the folding mark being connected to the avoidance groove. The application has a simple structure and is easy to use. It is not only small in size, light in weight, and easy to paste, but can also be used for simultaneous pasting and heat dissipation of multiple electronic components on a mobile phone motherboard.

[0004] The above device has certain shortcomings when in use: the graphite sheet is glued to the heat dissipation component by gluing, but when the heat dissipation efficiency of the graphite sheet decreases during long-term use and needs to be replaced, debonding may occur, so the heat dissipation component may be damaged when it is torn off.

[0005] Therefore, the utility model provides an insulating heat dissipation graphite sheet to solve the above problems. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides an insulating heat dissipation graphite sheet to solve the above problems.

[0007] To achieve the above purpose, the utility model is implemented by the following technical scheme: an insulating heat dissipation graphite sheet, comprising two fixing frames, the two fixing frames are arranged symmetrically, the adjacent sides of the two fixing frames are each provided with a mounting groove, the inner wall of the mounting groove is evenly provided with a plurality of limit assemblies, the sides of the two fixing frames away from each other are each provided with a fixing assembly, the outer wall of the limit assemblies is provided with a placement frame, and the inner wall of the placement frame is provided with an insulating heat dissipation graphite sheet body;

[0008] The fixing assembly includes a connecting plate, and a plurality of connecting columns are evenly installed on the side wall of the connecting plate. The ends of the connecting columns away from the connecting plate slide through the corresponding fixing frames and are equipped with micro suction cups. An adjusting screw is rotatably installed on the side wall of the connecting plate, and an operating handle is fixedly connected to the right end of the adjusting screw.

[0009] Through the above technical solution, by setting up the fixing components, the entire device can be quickly installed on the external equipment, abutted against the side wall of the external equipment by the connecting plate, and fixed by adsorption through the micro suction cup, which can prevent it from falling off.

[0010] Furthermore, the connecting plate is located outside the fixing frame, the micro suction cup is located inside the fixing frame, the micro suction cup is adsorbed on the externally arranged side wall, and the left end of the adjusting screw rod is threadedly connected to the connecting column and rotatably connected to the corresponding outer side wall of the fixing frame.

[0011] Through the above technical solution, the micro suction cup is located on the inner side of the fixing frame, which is convenient for adsorbing and fixing the side wall of the external device.

[0012] Furthermore, the limiting component includes a limiting column, the side wall of the limiting column is provided with a rounded corner, the limiting column is provided with a limiting groove at a position corresponding to the side wall of the placement frame, the inner wall of the limiting groove is in contact with the outer wall of the limiting column, and the inner wall of the limiting groove is provided with a rounded corner.

[0013] Through the above technical solution, the limiting column enters into the inner wall of the corresponding limiting groove for limiting and fixing.

[0014] Furthermore, an accommodating groove is provided on the inner wall of the installation groove and at a position corresponding to the limiting column, and the inner wall of the accommodating groove is in contact with the outer wall of the limiting column.

[0015] Through the above technical solution, the limiting column is slidably installed in the inner wall of the accommodating groove.

[0016] Furthermore, positioning grooves are provided in the top wall and the bottom wall of the accommodating groove, positioning blocks are slidably mounted on the inner walls of the positioning grooves, and adjacent sides of the positioning blocks are fixedly connected to the outer wall of the limiting column.

[0017] Through the above technical solution, when the limiting column slides in the inner wall of the accommodating groove, it drives the positioning block to slide in the inner wall of the positioning groove.

[0018] Furthermore, a spring is installed on the side wall of the limiting column, and the spring is fixedly connected to the inner wall of the accommodating groove.

[0019] Through the above technical solution, the limiting column is pushed out by the spring so that it enters the inner wall of the limiting groove.

[0020] Furthermore, a protective frame is fixedly connected to one side adjacent to the top of the two fixing frames and located on the insulating heat dissipation graphite sheet body.

[0021] Through the above technical solution, the protective frame can protect the top of the insulating heat dissipation graphite sheet body.

[0022] Beneficial Effects

[0023] The utility model provides an insulating heat dissipation graphite sheet. Compared with the prior art, it has the following beneficial effects:

[0024] (1) The insulating heat dissipation graphite sheet is placed on the equipment that needs heat dissipation through the fixed frame to drive the placement frame and the insulating heat dissipation graphite sheet body. The operating handle drives the adjustment screw to rotate, and the connecting plate is close to the corresponding placement frame. The connecting column slides into the position inside the fixed frame and drives the micro suction cup to fit with the side wall of the external device, so that when the insulating heat dissipation graphite sheet is fixed for heat dissipation, it is not necessary to fix it by gluing, which prevents debonding when it needs to be replaced later and avoids damage to the heat dissipation components when it is torn off.

[0025] (2) The insulating heat dissipation graphite sheet is driven by the placement frame to enter the inner wall of the installation groove, so that the installation groove contacts the limit column, the limit column enters the inner wall of the receiving groove and compresses the spring, and the positioning block slides in the corresponding inner wall of the positioning groove. When the placement frame enters from the front to the back of the installation groove, the limit groove corresponds to the corresponding limit column one by one, and the spring pushes the limit column to enter the inner wall of the limit groove to limit and fix the placement frame. When the limit column moves in the inner wall of the receiving groove, it can drive the positioning block to slide in the corresponding inner wall of the positioning groove, so that the insulating heat dissipation graphite sheet can be quickly placed and fixed, and it is more convenient when it needs to be replaced. The overall operation process is simple and convenient for staff to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 It is the front view of the external structure of the utility model;

[0027] Figure 2 It is an exploded view of the internal structure of the utility model;

[0028] Figure 3 It is an enlarged view of the structure of the utility model A.

[0029] In the figure, 1, fixing frame; 2, placing frame; 3, protective frame; 4, fixing assembly; 41, connecting plate; 42, adjusting screw rod; 43, operating handle; 44, connecting column; 45, micro suction cup; 5, insulating heat dissipation graphite sheet body; 6, mounting groove; 7, limiting assembly; 71, limiting column; 72, positioning block; 73, spring; 74, receiving groove; 75, positioning groove; 76, limiting groove. DETAILED DESCRIPTION

[0030] 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.

[0031] Embodiment 1:

[0032] See also Figure 1-3 An insulating heat dissipation graphite sheet comprises two fixing frames 1, the two fixing frames 1 are arranged symmetrically, a mounting groove 6 is provided on the adjacent side of the two fixing frames 1, a plurality of limiter components 7 are evenly installed on the inner wall of the mounting groove 6, a fixing component 4 is installed on the side of the two fixing frames 1 away from each other, a placing frame 2 is installed on the outer wall of the limiting component 7, and an insulating heat dissipation graphite sheet body 5 is installed on the inner wall of the placing frame 2;

[0033] The fixing assembly 4 includes a connecting plate 41, and a plurality of connecting columns 44 are evenly installed on the side wall of the connecting plate 41. The ends of the connecting columns 44 away from the connecting plate 41 are all slidably penetrated through the corresponding fixing frame 1 and are installed with a micro suction cup 45. The side wall of the connecting plate 41 is rotatably installed with an adjusting screw rod 42, and the right end of the adjusting screw rod 42 is fixedly connected with an operating handle 43;

[0034] In the embodiment of the utility model, the purpose of this arrangement is that the setting of the fixing component 4 can quickly fix the entire device on the external equipment, so that the insulating heat dissipation graphite sheet body 5 can perform the work of insulation and heat dissipation, and the fixing method is relatively simple. The operating handle 43 drives the adjusting screw rod 42 and the connecting plate 41 to abut against the external equipment, and is adsorbed on the external equipment through the micro suction cup 45.

[0035] Embodiment 2:

[0036] See also Figure 1-3, this embodiment provides a technical solution based on the first embodiment: the connecting plate 41 is located on the outside of the fixing frame 1, the micro suction cup 45 is located on the inside of the fixing frame 1, the micro suction cup 45 is adsorbed on the side wall set on the outside, the left end of the adjusting screw rod 42 is screwed through the connecting column 44 and is rotatably connected with the corresponding outer wall of the fixing frame 1, the limiting component 7 includes a limiting column 71, the side wall of the limiting column 71 is provided with a rounded corner, the limiting column 71 is provided with a limiting groove 76 at the position corresponding to the side wall of the placement frame 2, the inner wall of the limiting groove 76 is in contact with the outer wall of the limiting column 71, and the inner wall of the limiting groove 76 is provided with a There are rounded corners, and a receiving groove 74 is provided on the inner wall of the installation groove 6 and at the position corresponding to the limiting column 71. The inner wall of the receiving groove 74 is fitted with the outer wall of the limiting column 71. The top wall and the bottom wall of the receiving groove 74 are provided with positioning grooves 75. The inner wall of the positioning groove 75 is slidably installed with a positioning block 72. The adjacent side of the positioning block 72 is fixedly connected to the outer wall of the limiting column 71. The side wall of the limiting column 71 is installed with a spring 73, and the spring 73 is fixedly connected to the inner wall of the receiving groove 74. The protective frame 3 is fixedly connected to the insulating heat dissipation graphite sheet body 5 and the adjacent side of the top of the two fixing frames 1.

[0037] In the embodiment of the utility model, the purpose of this setting is that the setting of the limit component 7 can quickly limit and fix the placement frame 2, and the placement frame 2 enters into the installation groove 6, and at the same time the limit column 71 enters into the inner wall of the limit groove 76 for limit and fixation. When the placement frame 2 and the insulating heat dissipation graphite sheet body 5 are installed and fixed, the insulating heat dissipation graphite sheet body 5 can contact the external device, thereby completing the effect of fitting and heat dissipation.

[0038] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0039] When working, first of all, when using the insulating heat dissipation graphite sheet body 5, the movable placement frame 2 drives the insulating heat dissipation graphite sheet body 5 to enter the inner wall of the installation groove 6, so that the installation groove 6 contacts the limiting column 71, so that the limiting column 71 enters the inner wall of the receiving groove 74 and compresses the spring 73, and at the same time, the positioning block 72 slides in the corresponding inner wall of the positioning groove 75. When the placement frame 2 enters from the front to the rear of the installation groove 6, the limiting groove 76 corresponds to the corresponding limiting column 71 one by one, and then the limiting column 71 is pushed into the inner wall of the limiting groove 76 under the elastic action of the spring 73 to limit and fix the placement frame 2. When the limiting column 71 moves in the inner wall of the receiving groove 74, it can drive the positioning block 72 to slide in the inner wall of the corresponding positioning groove 75 The movable fixing frame 1 drives the placement frame 2 and the insulating heat dissipation graphite sheet body 5 to be placed on the equipment that needs heat dissipation, so that the rear of the external equipment is fitted with the bottom wall of the insulating heat dissipation graphite sheet body 5, and the adjusting screw 42 is driven to rotate by rotating the operating handle 43. When the adjusting screw 42 rotates, it drives the connecting plate 41 to approach the corresponding placement frame 2, so that the connecting column 44 slides into the position inside the fixing frame 1 and drives the micro suction cup 45 to fit with the side wall of the external equipment, so that the insulating heat dissipation graphite sheet body 5 can dissipate heat for the external equipment. The whole device has the function of quickly disassembling and replacing the insulating heat dissipation graphite sheet body 5, and the fixing component 4 can be reused without the need for gluing.

[0040] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0041] 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. An insulating heat dissipation graphite sheet, comprising two fixing frames (1), characterized in that: The two fixing frames (1) are arranged symmetrically on both sides, and a mounting groove (6) is provided on the adjacent sides of the two fixing frames (1). A plurality of limit assemblies (7) are evenly installed on the inner wall of the mounting groove (6). A fixing assembly (4) is installed on the side of the two fixing frames (1) that is away from each other. A placement frame (2) is installed on the outer wall of the limit assemblies (7), and an insulating heat dissipation graphite sheet body (5) is installed on the inner wall of the placement frame (2); The fixing assembly (4) comprises a connecting plate (41), a plurality of connecting columns (44) are evenly mounted on the side wall of the connecting plate (41), one end of the connecting column (44) away from the connecting plate (41) is slidably penetrated through the corresponding fixing frame (1) and is mounted with a micro suction cup (45), an adjusting screw rod (42) is rotatably mounted on the side wall of the connecting plate (41), and an operating handle (43) is fixedly connected to the right end of the adjusting screw rod (42).

2. The insulating heat dissipation graphite sheet according to claim 1, characterized in that: The connecting plate (41) is located on the outside of the fixing frame (1), the micro suction cup (45) is located on the inside of the fixing frame (1), the micro suction cup (45) is adsorbed on the externally arranged side wall, and the left end of the adjusting screw rod (42) is screwed through the connecting column (44) and is rotatably connected to the corresponding outer side wall of the fixing frame (1).

3. The insulating heat dissipation graphite sheet according to claim 1, characterized in that: The limiting assembly (7) comprises a limiting column (71), the side wall of the limiting column (71) is provided with a rounded corner, the limiting column (71) is provided with a limiting groove (76) at a position corresponding to the side wall of the placement frame (2), the inner wall of the limiting groove (76) is in contact with the outer wall of the limiting column (71), and the inner wall of the limiting groove (76) is provided with a rounded corner.

4. The insulating heat dissipation graphite sheet according to claim 1, characterized in that: An accommodating groove (74) is provided on the inner wall of the installation groove (6) at a position corresponding to the limiting column (71), and the inner wall of the accommodating groove (74) is in contact with the outer wall of the limiting column (71).

5. The insulating heat dissipation graphite sheet according to claim 4, characterized in that: The top wall and the bottom wall of the accommodating groove (74) are both provided with positioning grooves (75), and the inner walls of the positioning grooves (75) are both slidably mounted with positioning blocks (72), and the adjacent sides of the positioning blocks (72) are both fixedly connected to the outer wall of the limiting column (71).

6. The insulating heat dissipation graphite sheet according to claim 4, characterized in that: A spring (73) is installed on the side wall of the limiting column (71), and the spring (73) is fixedly connected to the inner wall of the accommodating groove (74).

7. The insulating heat dissipation graphite sheet according to claim 1, characterized in that: A protective frame (3) is fixedly connected to one side adjacent to the top of the two fixing frames (1) and located on the insulating heat dissipation graphite sheet body (5).

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