A detachable heat dissipation structure for mobile phone cases

By combining modular adjustable fasteners and elastic springs with silicone contact pads and graphene coating, the problem of loosening and falling off existing mobile phone case heat dissipation structures has been solved, achieving convenient installation and a stable connection, and improving usage stability and heat conduction efficiency.

CN224439045UActive Publication Date: 2026-06-30DONGGUAN LINZE COMM EQUIP CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-07-07
Publication Date
2026-06-30

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Abstract

This utility model relates to the field of mobile phone accessory technology and discloses a detachable mobile phone case heat dissipation structure, including a heat sink body. A fixing sleeve is installed at both the top and bottom of the heat sink body. An adjusting rod is slidably connected inside the fixing sleeve. A fixing buckle is fixedly connected to the end of the adjusting rod away from the fixing sleeve. Spring-loaded outlets are opened on both sides inside the fixing sleeve. Pressing grooves are opened on both sides of the adjusting rod. A spring spring is fixedly connected inside the pressing groove, and a pressing block is fixedly connected to the end of the spring spring. This detachable mobile phone case heat dissipation structure, by adopting modular adjustable fixing buckles, allows for quick installation of the heat sink body onto the mobile phone case with simple pressing and adjustment when the user needs to install it. Furthermore, the overall structure is less prone to shaking or falling off during use, significantly improving the stability of the heat sink body.
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Description

Technical Field

[0001] This utility model relates to the field of mobile phone accessories technology, and in particular to a detachable mobile phone case heat dissipation structure. Background Technology

[0002] Mobile phone accessories refer to auxiliary products used with mobile phones to enhance their functionality, performance, security, aesthetics, or ease of use. They belong to the peripheral field of consumer electronics products. Mobile phone case heat dissipation structures are a type of mobile phone accessory, whose main function is to dissipate heat from the phone to improve user comfort and extend its lifespan.

[0003] Existing phone case heat dissipation structures typically employ simple spring or magnetic structures during installation. While this method offers fast installation efficiency, it is prone to loosening due to vibration or external forces during subsequent use, thus affecting the stability of the heat dissipation structure during use. Utility Model Content

[0004] The technical problem to be solved by this utility model is that the existing technology is prone to loosening or falling off due to vibration or external force. To address this, we propose a detachable mobile phone case heat dissipation structure.

[0005] To achieve the above objectives, this application adopts the following technical solution: a detachable mobile phone case heat dissipation structure, comprising a heat sink body: a fixing sleeve is installed at both the top and bottom of the heat sink body, an adjusting rod is slidably connected inside the fixing sleeve, a fixing buckle is fixedly connected at the end of the adjusting rod away from the fixing sleeve, spring-loaded outlets are opened on both sides inside the fixing sleeve, pressing grooves are opened on both sides of the adjusting rod, a spring spring is fixedly connected inside the pressing groove, a pressing block is fixedly connected at the end of the spring spring, and the spring-loaded outlets and the inside of the pressing grooves are slidably connected to the pressing block.

[0006] Preferably, the front and rear ends of the pressing groove are provided with stop grooves, and the front and rear ends of the pressing block are fixedly connected with stop blocks, and the inside of the stop groove is slidably connected with the stop blocks.

[0007] Preferably, the front and rear ends of the fixed sleeve are provided with guide grooves, the front and rear ends of the adjusting rod are fixedly connected with guide blocks, and the interior of the guide groove is slidably connected with the guide blocks.

[0008] Preferably, a silicone contact pad is installed on the surface of the fixing buckle, and the silicone contact pad is triangular in shape.

[0009] Preferably, the fixed sleeve has a slot inside, and an auxiliary spring is fixedly connected inside the slot, with the end of the auxiliary spring abutting against the bottom end of the adjusting rod.

[0010] Preferably, both the front end of the radiator body and the fixing sleeve are coated with a graphene coating.

[0011] The technical effects and advantages of this utility model are as follows:

[0012] In this invention, when the heat sink body needs to be installed on a phone case, the pressing block is pressed inward to disengage it from the pop-out outlet, thus releasing the adjusting rod. The adjusting rod is then moved to adjust the fixing buckle to a position that fits snugly against the phone case. The pressing block is then aligned with the pressing groove, releasing the spring force and causing the pressing block to pop out into the pressing groove, thereby achieving convenient adjustment and installation of the heat sink body on the phone case. By using modular adjustable fixing buckles, when the user needs to install the heat sink body on the phone case, it can be quickly installed with a simple pressing adjustment. Furthermore, the overall structure is less prone to shaking or falling off during use, significantly improving the stability of the heat sink body. Attached Figure Description

[0013] The disclosure of this utility model is illustrated with reference to the accompanying drawings. It should be understood that the drawings are for illustrative purposes only and are not intended to limit the scope of protection of this utility model. In the drawings, the same reference numerals are used to refer to the same parts:

[0014] Figure 1 This is a schematic diagram of the main body of the heat dissipation structure of this utility model;

[0015] Figure 2 This is a rear view schematic diagram of the heat dissipation structure of this utility model;

[0016] Figure 3 This is a schematic cross-sectional view of the internal structure of the fixing sleeve of this utility model;

[0017] Figure 4 This is a schematic diagram of the adjusting rod and fixing buckle structure of this utility model;

[0018] Figure 5 This is a schematic diagram of the internal cross-sectional structure of the adjusting rod of this utility model.

[0019] Legend: 1. Radiator body; 2. Fixing sleeve; 3. Adjusting rod; 4. Fixing buckle; 5. Spring outlet; 6. Pressing groove; 7. Spring spring; 8. Pressing block; 9. Stop groove; 10. Stop block; 11. Guide groove; 12. Guide block; 13. Silicone contact pad; 14. Slot; 15. Auxiliary spring. Detailed Implementation

[0020] It is readily understood that, based on the technical solution of this utility model, those skilled in the art can propose various interchangeable structural methods and implementation methods without changing the essential spirit of this utility model. Therefore, the following specific embodiments and accompanying drawings are merely exemplary descriptions of the technical solution of this utility model, and should not be regarded as the entirety of this utility model or as a limitation or restriction on the technical solution of this utility model.

[0021] Reference Figures 1-5 As shown, this utility model provides a technical solution: a detachable mobile phone case heat dissipation structure, including a heat sink body 1; a fixing sleeve 2 is installed at both the top and bottom of the heat sink body 1; an adjusting rod 3 is slidably connected inside the fixing sleeve 2; a fixing buckle 4 is fixedly connected to the end of the adjusting rod 3 away from the fixing sleeve 2; spring-loaded outlets 5 are opened on both sides inside the fixing sleeve 2; pressing grooves 6 are opened on both sides of the adjusting rod 3; a spring spring 7 is fixedly connected inside the pressing groove 6; a pressing block 8 is fixedly connected to the end of the spring spring 7; the spring-loaded outlets 5 and the interior of the pressing grooves 6 are slidably connected to the pressing block 8; when it is necessary to install the heat sink body 1 onto the mobile phone case, the pressing block 8 is pressed... Press inward to disengage it from the pop-out outlet 5, releasing the adjustment rod 3 from its fixation. Then, move the adjustment rod 3 to adjust the fixing buckle 4 to a position that fits snugly against the phone case. Next, align the pressing block 8 with the pressing groove 6. At this point, the elastic force of the spring spring 7 is released, causing the pressing block 8 to pop out into the pressing groove 6, thus achieving convenient adjustment and installation of the heat sink body 1 on the phone case. By adopting the modular adjustment fixing buckle 4, when the user needs to install the heat sink body 1 onto the phone case, it can be quickly installed by simply pressing and adjusting. Moreover, the overall structure is less prone to shaking or falling off during use, significantly improving the stability of the heat sink body 1.

[0022] Reference Figure 5 As shown in this embodiment: both the front and rear ends of the pressing groove 6 are provided with stop grooves 9, and both the front and rear ends of the pressing block 8 are fixedly connected with stop blocks 10. The inside of the stop groove 9 is slidably connected with the stop block 10. By setting the stop groove 9 and the stop block 10, the movement trajectory of the pressing block 8 can be effectively limited when it is popped out by the elastic force of the elastic spring 7, so that the pressing block 8 will not pop out excessively due to the unrestricted elastic force, thereby effectively improving the stability of the position fixing process of the adjusting rod 3.

[0023] Reference Figure 3 and Figure 4As shown in this embodiment: guide grooves 11 are provided at both the front and rear ends of the fixed sleeve 2, and guide blocks 12 are fixedly connected to both the front and rear ends of the adjusting rod 3. The interior of the guide groove 11 is slidably connected to the guide block 12. Through the setting of the guide groove 11 and the guide block 12, the adjusting rod 3 can form a stable guiding effect when sliding inside the fixed sleeve 2, so that the fixed buckle 4 will not shift its position when adjusting its position, effectively ensuring the stability and accuracy of the radiator body 1 during installation.

[0024] Reference Figure 4 As shown in this embodiment: a silicone contact pad 13 is installed on the surface of the fixing buckle 4. The silicone contact pad 13 is triangular in shape. By adopting the triangular design of the silicone contact pad 13, the fixing buckle 4 can be more stable and less prone to loosening when clamping the phone case. The stability principle of the triangle means that when the phone case is heated and expanded or subjected to external pressure, the silicone contact pad 13 can also maintain a tight clamping on the phone case due to its unique shape design, thereby effectively improving the overall stability and durability of the heat sink body 1.

[0025] Reference Figure 3 As shown in this embodiment: the fixed sleeve 2 has a slot 14 inside, and an auxiliary spring 15 is fixedly connected inside the slot 14. The end of the auxiliary spring 15 abuts against the bottom end of the adjusting rod 3. Through the setting of the slot 14 and the auxiliary spring 15, when the radiator body 1 needs to be installed, the adjusting rod 3 is released from its fixed position. At this time, the elastic force stored in the auxiliary spring 15 is released, causing the adjusting rod 3 to pop out a distance to one end, thereby making the installation process more convenient and effectively improving the installation efficiency.

[0026] Reference Figure 1 and Figure 2 As shown in this embodiment, the front ends of both the heat sink body 1 and the fixing sleeve 2 are coated with graphene coating. By coating the side of the heat sink body 1 that contacts the fixing sleeve 2 and the phone case with graphene coating, the heat conduction efficiency can be greatly improved. This design not only speeds up the heat dissipation rate, but also helps to maintain the temperature balance inside the phone case and avoid performance degradation or damage caused by local overheating.

[0027] Working principle: When the heat sink body 1 needs to be installed on the phone case, press the pressing block 8 inward to disengage it from the pop-out outlet 5, thus releasing the fixing rod 3. Then, move the adjusting rod 3 to adjust the fixing buckle 4 to a position that fits snugly against the phone case. Next, align the pressing block 8 with the pressing groove 6. The spring force of the elastic spring 7 is then released, causing the pressing block 8 to pop out into the pressing groove 6, thereby achieving convenient adjustment and installation of the heat sink body 1 on the phone case. By using modularly adjustable fixing buckles 4, when the user needs to install the heat sink body 1 on the phone case, through… Simple button adjustments allow for quick installation, and the overall structure is less prone to shaking or detachment during use, significantly improving the stability of the radiator body 1. The stop groove 9 and stop block 10 effectively limit the movement trajectory of the pressing block 8 when it is ejected by the spring force 7, preventing excessive ejection due to unrestricted spring force. This further enhances the stability of the adjusting rod 3 during position fixing. The guide groove 11 and guide block 12 allow the adjusting rod 3 to slide within the fixing sleeve 2. When the fixed buckle 4 is adjusted, it forms a stable guiding effect, thus preventing the fixed buckle 4 from shifting position. This effectively ensures the stability and accuracy of the heat sink body 1 during installation. The triangular silicone contact pad 13 makes the fixed buckle 4 more stable and less prone to loosening when clamping the phone case. The stability principle of the triangle also allows the silicone contact pad 13 to maintain a tight clamping on the phone case when it is heated or squeezed by external force. This effectively improves the overall stability and durability of the heat sink body 1. With the slot 14 and auxiliary spring 15, when the heat sink body 1 needs to be installed, the adjusting rod 3 is released. The elasticity stored in the auxiliary spring 15 is released, causing the adjusting rod 3 to pop out a distance to one end, making the installation process more convenient and effectively improving installation efficiency. By applying a graphene coating to the side of the heat sink body 1 that contacts the fixed sleeve 2 and the phone case, the heat conduction efficiency can be greatly improved. This design not only speeds up the heat dissipation but also helps to maintain a balanced temperature inside the phone case, avoiding performance degradation or damage caused by local overheating.

[0028] The technical scope of this utility model is not limited to the content described above. Those skilled in the art can make various modifications and variations to the above embodiments without departing from the technical concept of this utility model, and all such modifications and variations should fall within the protection scope of this utility model.

Claims

1. A detachable mobile phone case heat dissipation structure, characterized in that, The radiator body (1) includes a fixed sleeve (2) installed at both the top and bottom of the radiator body (1). An adjusting rod (3) is slidably connected inside the fixed sleeve (2). A fixed buckle (4) is fixedly connected to the end of the adjusting rod (3) away from the fixed sleeve (2). Spring-outlets (5) are opened on both sides inside the fixed sleeve (2). Pressing grooves (6) are opened on both sides of the adjusting rod (3). A spring spring (7) is fixedly connected inside the pressing groove (6). A pressing block (8) is fixedly connected to the end of the spring spring (7). The spring-outlets (5) and the pressing grooves (6) are slidably connected to the pressing block (8).

2. The detachable mobile phone case heat dissipation structure according to claim 1, characterized in that: The front and rear ends of the pressing groove (6) are provided with stop grooves (9), and the front and rear ends of the pressing block (8) are fixedly connected with stop blocks (10). The inside of the stop groove (9) is slidably connected to the stop block (10).

3. The detachable mobile phone case heat dissipation structure according to claim 1, characterized in that: The front and rear ends of the fixed sleeve (2) are provided with guide grooves (11), and the front and rear ends of the adjusting rod (3) are fixedly connected with guide blocks (12). The interior of the guide groove (11) is slidably connected to the guide block (12).

4. The detachable mobile phone case heat dissipation structure according to claim 1, characterized in that: The surface of the fixing buckle (4) is fitted with a silicone contact pad (13), which is triangular in shape.

5. The detachable mobile phone case heat dissipation structure according to claim 1, characterized in that: The fixed sleeve (2) has a slot (14) inside, and an auxiliary spring (15) is fixedly connected inside the slot (14). The end of the auxiliary spring (15) abuts against the bottom end of the adjusting rod (3).

6. The detachable mobile phone case heat dissipation structure according to claim 1, characterized in that: The front ends of both the radiator body (1) and the fixing sleeve (2) are coated with graphene coating.