Heat-conducting gasket convenient to replace

Abstract

The utility model discloses a heat-conducting gasket convenient to replace, which relates to the technical field of heat-conducting gaskets and comprises an insulating heat-conducting gasket, a battery module abutted against the top of the insulating heat-conducting gasket and a second mounting frame abutted against the bottom of the insulating heat-conducting gasket, and the outer side wall of the insulating heat-conducting gasket is respectively abutted against a first mounting frame and a second mounting frame. The mounting frame I and the mounting frame II are arranged around the insulating heat-conducting gasket, are matched with the outer side wall of the insulating heat-conducting gasket, and are in central symmetry about the center of the top of the insulating heat-conducting gasket; in the utility model, through the mounting frame I, the mounting frame II and the locking mechanism, the heat-conducting gasket can be conveniently mounted and dismounted without using an adhesive or other fixing modes, so that the mounting process is simplified, an operator can easily replace the heat-conducting gasket when the heat-conducting gasket needs to be replaced, and the maintenance cost and the time cost are effectively reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to heat conduction gasket technical field, concretely is a heat conduction gasket convenient to replace. BACKGROUND

[0002] Heat conduction gasket is the material that fills the air gap between heat generating device and heat sink or metal base, through physical contact, heat conduction gasket can significantly improve the heat transfer efficiency, and heat is rapidly transferred from heat source to radiator, and then the heat is dissipated to the environment by radiator, thereby avoiding overheating problem, protecting the device from damage, heat conduction gasket is widely used in power supply equipment, automotive electronics, consumer electronics and high-performance computing units such as CPU and GPU, especially in 5G mobile phone, notebook computer, etc. High heat density environment, heat conduction gasket is an indispensable heat dissipation solution.

[0003] In the traditional heat dissipation mode, the heat sink is usually directly contacted with the heat source (such as CPU, GPU, etc.), and the heat is taken away by heat conduction, however, for the battery module of notebook computer, due to the particularity of its structure and the consideration of safety, it cannot be directly contacted with the heat sink, the shell of the battery module is usually made of plastic or metal, and the heat conduction performance of these materials is relatively poor, if directly contacted with the heat sink, it may cause uneven heat transfer, and even cause damage to the battery module.

[0004] And heat conduction gasket can be closely attached between battery module and heat sink, and the heat generated by battery module is uniformly transferred to heat sink by using its high heat conduction performance, thereby realizing effective heat dissipation, but the insulating heat conduction gasket will appear aging phenomenon after long-term use, therefore, it is necessary to disassemble the insulating heat conduction gasket for replacement, but the existing insulating heat conduction gasket is complicated to disassemble and assemble, and is relatively inconvenient.

[0005] Therefore, the present application is proposed. UTILITY MODEL CONTENTS

[0006] The utility model aims at providing a heat conduction gasket convenient to replace to solve the problems in the above background.

[0007] The utility model provides a heat -conducting gasket convenient to replace, including insulating heat -conducting gasket and the battery module of abutment in insulating heat -conducting gasket top, abutment in insulating heat -conducting gasket bottom's installation frame no.

[0008] Further, the installation frame no. 1 and the installation frame no. 2 are centrally symmetric about the top center of the insulating heat-conducting gasket, and the installation frame no. 1 and the installation frame no. 2 are each provided with a storage groove no. 1 on opposite sides at the bottom.

[0009] Further, the installation frame no. 1 and the installation frame no. 2 are each fixedly connected with a vertical limiting column no. 2 at two corners at the bottom, and the installation frame no. 2 is provided with four insertion grooves no. 1 at four corners at the top, and the four insertion grooves no. 1 correspond to and match the four limiting columns no. 2.

[0010] Further, the locking mechanism in the storage groove no. 1 on the installation frame no. 1 and the installation frame no. 2 includes a locking tongue rotatably connected to the inner side wall of the storage groove no. 1 close to the insulating heat-conducting gasket, a limiting block no. 1 coaxially arranged on the side wall of the locking tongue away from the inner side wall of the storage groove no. 1, and a limiting column no. 3 fixedly connected to both sides of the outer ring of the side wall of the locking tongue away from the inner side wall of the storage groove no. 1, and the axis of the limiting column no. 3 is parallel to the axis of the locking tongue.

[0011] Further, the installation frame no. 1 and the installation frame no. 2 are each provided with a storage groove no. 3 on the side wall close to the insulating heat-conducting gasket in the storage groove no. 1, a fixed rod no. 1 fixedly connected to the side wall of the locking tongue away from the limiting block no. 1, a sliding rail spring sleeved on the outer arc wall of the fixed rod no. 1, the sliding rail spring being "V"-shaped, the middle part of the sliding rail spring being arranged towards the insulating heat-conducting gasket, a fixed rod no. 2 sleeved on one end of the sliding rail spring away from the fixed rod no. 1, the fixed rod no. 2 being fixedly connected to the inner side wall of the storage groove no. 3, and the fixed rod no. 2 is not coaxially arranged with the locking tongue.

[0012] Further, a groove one is arranged at the center of a side wall of the limiting block one away from the lock tongue, and when the limiting block one in the storage groove one and the limiting block one in the storage groove two abut each other, the two grooves one are spliced into a groove two.

[0013] Further, the longitudinal section of the lock tongue is semicircular, the longitudinal section of the limiting block one is semicircular, and the four storage grooves one are respectively arranged at the centers of the four side edges of the insulating heat-conducting gasket.

[0014] Further, the side surface heights of the mounting frame one and the mounting frame two are consistent with the side surface height of the insulating heat-conducting gasket, and the mounting frame one and the mounting frame two abut each other to form a ring structure and are matched with the insulating heat-conducting gasket.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. The heat-conducting gasket can be conveniently installed and dismounted through the mounting frame one and the mounting frame two and the locking mechanism without using adhesive or other fixing modes, which not only simplifies the installation process, but also enables an operator to easily complete the replacement of the heat-conducting gasket, thereby effectively reducing the maintenance cost and time cost.

[0017] 2. In addition, the mounting frame one and the mounting frame two can protect the edge of the insulating heat-conducting gasket and facilitate the alignment during installation, thereby avoiding the offset during installation to weaken the subsequent heat-conducting effect. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a heat-conducting gasket convenient to replace, and the structure diagram of the locking mechanism is shown.

[0019] Figure 2 It is a whole structure explosion diagram of a heat-conducting gasket convenient to replace.

[0020] Figure 3 It is a heat-conducting gasket convenient to replace, and the structure diagram of the insulating heat-conducting gasket is shown.

[0021] Figure 4 It is a heat-conducting gasket convenient to replace, and the structure diagram of the end portion of the mounting frame two is shown.

[0022] Figure 5 It is a heat-conducting gasket convenient to replace, and the structure diagram of the locking mechanism after combination is shown.

[0023] In the drawing:

[0024] 10, battery module; 11, mounting frame one; 12, mounting frame two; 13, heat sink; 14, limiting column one; 15, limiting column two; 16, insulating heat-conducting gasket;

[0025] 20, limit block one; 21, lock tongue; 22, limit column three; 23, fixed rod one; 24, slide rail spring; 25, fixed rod two. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] Please refer to Figures 1-5 The utility model provides a technical scheme: including insulating heat conducting gasket 16 and the battery module 10 of abutment in insulating heat conducting gasket 16 top, abutment in insulating heat conducting gasket 16 bottom installation frame two 12, insulating heat conducting gasket 16 outside wall abutment has installation frame one 11 and installation frame two 12 respectively, installation frame one 11 and installation frame two 12 all surround insulating heat conducting gasket 16 setting and installation frame one 11 and installation frame two 12 with insulating heat conducting gasket 16 outside wall adaptation, installation frame one 11 and installation frame two 12 about insulating heat conducting gasket 16 top center center symmetry, installation frame one 11 and installation frame two 12 bottom two sides opposite all be equipped with article groove one, be equipped with locking mechanism in article groove one, the position where radiator 13 top corresponds article groove one is equipped with article groove two, be equipped with the locking mechanism of same structure in article groove two.

[0028] It should be noted that: battery module 10 can be detachably connected on installation frame one 11 and installation frame two 12 (the connection mode here is not limited), installation frame one 11 and installation frame two 12 abutment after forming annular structure, limit column one 14 and article groove one stagger with each other, two article groove one away from insulating heat conducting gasket 16 one end is set through installation frame one 11 and installation frame two 12 respectively, article groove two and article groove one structure are same, article groove two away from installation frame two 12 top center one side through installation frame two 12 setting.

[0029] Please refer to Figures 1-5 The utility model provides a technical scheme: the article groove one structure of installation frame one 11 and installation frame two 12 is same, and two article groove one is set through installation frame one 11 bottom and installation frame two 12 bottom respectively, article groove two and article groove one structure are same, installation frame one 11 and installation frame two 12 bottom two corner places are all fixedly connected with vertical limit column two 15, installation frame two 12 top four corner places are all set up with slot one, four slot one and four limit column two 15 one correspond and mutually adapt.

[0030] It should be noted that: the limiting column two 15 is installed at the four corners of the annular structure formed by the abutment of the mounting frame one 11 and the mounting frame two 12, and the limiting column two 15 is used for assisting positioning during installation and further enhancing the connection stability of the mounting frame one 11 and the mounting frame two 12.

[0031] Please refer to Figures 1-5 The utility model provides a technical scheme: mounting frame one 11 and mounting frame two 12 one end of mutual approach all fixedly connected with fixed block, and the fixed block on the side wall of mounting frame one 11 and mounting frame two 12 mutual approach staggered arrangement, fixed block top center all are equipped with the vertical through slot two, the same side of two fixed blocks on the insulating heat conducting gasket 16 insert the same limiting column one 14 in the slot two, the material of increasing friction is laid on the outer arc wall of limiting column one 14.

[0032] It should be noted that: the fixed block on the end of the mounting frame one 11 and the mounting frame two 12 is staggered, when the mounting frame one 11 and the mounting frame two 12 abut, the two fixed blocks on the same side abut each other, and the two slots two are aligned in the vertical direction, and the limiting column one 14 is used to connect the mounting frame one 11 and the mounting frame two 12.

[0033] Please refer to Figures 1-5 The utility model provides a technical scheme: the locking mechanism in the storage groove one on mounting frame one 11 and mounting frame two 12 includes the lock tongue 21 that rotates and connects in the inner side wall of storage groove one near the insulating heat conducting gasket 16, the coaxial limit block one 20 of the side wall on the lock tongue 21 far from the inner side wall of storage groove one is equipped, the both sides of the outer ring on the side wall of the lock tongue 21 far from the inner side wall of storage groove one are fixedly connected with the limiting column three 22, and the axis of the limiting column three 22 is parallel with the axis of the lock tongue 21.

[0034] It should be noted that: taking the storage groove one on the mounting frame one 11 as an example, the storage groove one includes the rotating groove one through the side wall of the mounting frame one 11, the rotating groove two is equipped on the side of the rotating groove one near the insulating heat conducting gasket 16, the rotating groove two is mutually penetrated with the rotating groove one, the fan ring rotating groove three is equipped on the side of the rotating groove two near the rotating groove one, the rotating groove three is located on the outside of the rotating groove one, the rotating groove three is mutually penetrated with the rotating groove two and the rotating groove three is not mutually penetrated with the rotating groove one, the limit block one 20 rotates in the rotating groove one, the lock tongue 21 rotates in the rotating groove two, the limiting column three 22 rotates in the rotating groove three, the storage groove three is arranged on the side of the rotating groove two away from the rotating groove one, and the storage groove three is mutually penetrated with the rotating groove two.

[0035] Please refer to Figures 1-5The utility model provides a technical scheme: the inside of the storage groove one on installation frame one 11 and installation frame two 12 is equipped with the storage groove three on the side wall of the insulation heat conducting gasket 16, the side wall of the lock tongue 21 far away from the limiting block one 20 is fixedly connected with the fixed link one 23, the outer arc wall of fixed link one 23 is sleeved with the slide rail spring 24, the slide rail spring 24 is '' V '' shape, the middle part of slide rail spring 24 is towards the insulation heat conducting gasket 16 and is arranged, the one end of slide rail spring 24 far away from fixed link one 23 is sleeved with the fixed link two 25, and the fixed link two 25 is fixedly connected on the inside wall of the storage groove three, and the fixed link two 25 is not coaxially arranged with the lock tongue 21.

[0036] Need to explain: the storage groove one and the storage groove two are about the center horizontal axis symmetry of the side of mutual approach, namely when the limiting column two 15 is inserted into the slot one, the storage groove one and the storage groove two are aligned, the limiting block one 20 and the lock tongue 21 abut each other at this time, the storage groove one and the storage groove two are about the horizontal line symmetry of the abutment place and are arranged, and the locking mechanism in the storage groove one and the storage groove two is also symmetrically arranged;

[0037] In addition, the side wall of the lock tongue 21 close to the storage groove three is provided with a fan ring-shaped sliding groove, a sliding block is slidably connected in the sliding groove, and the sliding block is fixedly connected to the inner side wall of the rotating groove two close to the storage groove two, that is, the sliding block does not contact the storage groove three, when the lock tongue 21 rotates, the sliding block not only provides support for the lock tongue 21, but also limits the rotation amplitude of the lock tongue 21.

[0038] In the initial state, the bottom of the lock tongue 21 is flush with the bottom of the installation frame one 11 or the installation frame two 12, and the sliding block is located at one end of the fan ring-shaped sliding groove, when the lock tongue 21 rotates and overcomes the elastic potential energy of the slide rail spring 24, the sliding block slides to the other end of the fan ring-shaped sliding groove.

[0039] Please refer to Figures 1-5 The utility model provides a technical scheme: the side wall center of the limiting block one 20 far away from the lock tongue 21 is provided with a groove one, when the limiting block one 20 in the storage groove one and the limiting block one 20 in the storage groove two abut each other, two grooves one are spliced into a groove two.

[0040] Need to explain: the groove two is a polygonal structure, when the locking mechanism in the storage groove one and the locking mechanism in the storage groove two abut each other, a tool corresponding to the groove two can be inserted into the groove two and rotate the limiting block one 20 to make the locking mechanism rotate, and then make the limiting column three 22 on the lock tongue 21 move to the opposite groove to achieve locking.

[0041] Please refer to Figures 1-5 The utility model provides a technical scheme: the longitudinal section of the lock tongue 21 is semicircular, the longitudinal section of the limiting block one 20 is semicircular, and the four storage grooves one correspond to the centers of the four side edges of the insulation heat conducting gasket 16.

[0042] It should be noted that the four storage grooves are respectively corresponding to the center of the outer side wall of the four edges of the annular structure after the abutment of the mounting frame one 11 and the mounting frame two 12.

[0043] Please refer to Figures 1-5 The utility model provides a technical scheme: the side height of mounting frame one 11 and mounting frame two 12 is consistent with the side height of insulating heat-conducting gasket 16, mounting frame one 11 and mounting frame two 12 form annular structure after abutting each other and are adapted to insulating heat-conducting gasket 16.

[0044] It should be noted that the thickness of mounting frame one 11, mounting frame two 12 and insulating heat-conducting gasket 16 is consistent to prevent the insufficient contact area of battery module 10 and insulating heat-conducting gasket 16 or the excessive pressure of battery module 10 on insulating heat-conducting gasket 16, and mounting frame one 11 and mounting frame two 12 can also protect insulating heat-conducting gasket 16 circumferentially.

[0045] Working principle:

[0046] First, mounting frame one 11 and mounting frame two 12 are installed on the periphery of insulating heat-conducting gasket 16, then insulating heat-conducting gasket 16 is installed on battery module 10, and then limiting column two 15 is inserted into slot one, at this time, the tool for shape adaptation of recess two is inserted into recess two and rotated, the locking mechanism is triggered to achieve the effect of rapid installation, when disassembly is needed, only need to insert the tool into recess two and reverse rotation to disassemble.

Claims

1. A replaceable thermal pad, comprising an insulating thermal pad (16), a battery module (10) abutting the top of the insulating thermal pad (16), and a mounting frame (12) abutting the bottom of the insulating thermal pad (16), characterized in that: The outer side wall of the insulating thermal pad (16) is respectively abutted by mounting frame one (11) and mounting frame two (12). Mounting frame one (11) and mounting frame two (12) are both arranged around the insulating thermal pad (16) and the mounting frame one (11) and mounting frame two (12) are adapted to the outer side wall of the insulating thermal pad (16). Mounting frame one (11) and mounting frame two (12) are symmetrical about the center of the top of the insulating thermal pad (16). At the bottom of mounting frame one (11) and mounting frame two (12), there is a storage groove one on each of the opposite sides. The storage groove one is equipped with a locking mechanism. The top of the radiator (13) is equipped with a storage groove two at the position corresponding to the storage groove one. The storage groove two is equipped with a locking mechanism with the same structure.

2. The easily replaceable thermal pad as described in claim 1, characterized in that: The structure of the storage slots on the first mounting frame (11) and the second mounting frame (12) is the same, and the two storage slots are respectively set through the bottom of the first mounting frame (11) and the bottom of the second mounting frame (12). The second storage slot has the same structure as the first storage slot. Vertical limiting posts (15) are fixedly connected at the two corners at the bottom of the first mounting frame (11) and the second mounting frame (12). Slots are opened at the four corners at the top of the second mounting frame (12). The four slots correspond one-to-one with the four limiting posts (15) and are mutually compatible.

3. The easily replaceable thermal pad as described in claim 2, characterized in that: The mounting frame 1 (11) and mounting frame 2 (12) are fixedly connected to each other at their respective ends. The fixed blocks on the side walls of the mounting frame 1 (11) and mounting frame 2 (12) are staggered. A vertical through slot 2 is opened at the center of the top of each fixed block. The same limiting post 1 (14) is inserted into the slot 2 on the two fixed blocks on the same side of the insulating heat-conducting pad (16). The outer arc wall of the limiting post 1 (14) is covered with a material to increase friction.

4. The easily replaceable thermal pad as described in claim 1, characterized in that: The locking mechanism in the storage slot on the first mounting frame (11) and the second mounting frame (12) includes a locking tongue (21) rotatably connected to the inner wall of the storage slot near the insulating heat-conducting pad (16). A limiting block (20) is coaxially provided on the side wall of the locking tongue (21) away from the inner wall of the storage slot. Both sides of the outer ring of the locking tongue (21) away from the inner wall of the storage slot are fixedly connected to the limiting post (22). The axis of the limiting post (22) is parallel to the axis of the locking tongue (21).

5. The easily replaceable thermal pad as described in claim 4, characterized in that: A storage slot three is provided on the side wall of the storage slot one on the mounting frame one (11) and the mounting frame two (12) near the insulating heat-conducting pad (16). A fixing rod one (23) is fixedly connected to the side wall of the locking tongue (21) away from the limiting block one (20). A slide rail spring (24) is sleeved on the outer arc wall of the fixing rod one (23). The slide rail spring (24) is "V" shaped. The middle part of the slide rail spring (24) is set towards the insulating heat-conducting pad (16). A fixing rod two (25) is sleeved on the end of the slide rail spring (24) away from the fixing rod one (23). The fixing rod two (25) is fixedly connected to the inner side wall of the storage slot three, and the fixing rod two (25) is not coaxial with the locking tongue (21).

6. The easily replaceable thermal pad as described in claim 4, characterized in that: The limiting block 1 (20) has a groove 1 at the center of the side wall away from the locking tongue (21). When the limiting block 1 (20) in the storage slot 1 and the limiting block 1 (20) in the storage slot 2 abut against each other, the two grooves 1 are spliced ​​together to form groove 2.

7. The easily replaceable thermal pad as described in claim 4, characterized in that: The locking tongue (21) has a semi-circular longitudinal section, the limiting block (20) has a semi-circular longitudinal section, and the four storage slots correspond to the center of the four sides of the insulating heat-conducting pad (16).

8. The easily replaceable thermal pad as described in claim 1, characterized in that: The side heights of the first mounting frame (11) and the second mounting frame (12) are consistent with the side heights of the insulating thermal pad (16). After the first mounting frame (11) and the second mounting frame (12) abut against each other, they form a ring structure that is compatible with the insulating thermal pad (16).

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