CN218218084U

CN218218084U - Stretchable heat-conducting gasket

Info

Publication number: CN218218084U
Application number: CN202221912193.4U
Authority: CN
Inventors: 林观成
Original assignee: Shenzhen Meihong Electronic Technology Co ltd
Current assignee: Shenzhen Meihong Electronic Technology Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2023-01-03
Anticipated expiration: 2032-07-21

Abstract

The application relates to the technical field of heat-conducting gaskets, and discloses a stretchable heat-conducting gasket which comprises two heat-conducting silica gel sheets which are arranged up and down, wherein a plurality of telescopic heat-conducting mechanisms are uniformly and fixedly connected between the two heat-conducting silica gel sheets; flexible heat conduction mechanism includes two heat-conducting plates of contradicting in the heat conduction silica gel piece outside, many heat conduction rods of pegging graft in the heat conduction silica gel piece of the lateral wall fixedly connected with of heat-conducting plate, the heat-conducting plate is kept away from the fixed barrel of one side fixedly connected with of heat conduction silica gel piece, two from top to bottom fixed barrel internal thread has cup jointed same two-way double-screw bolt, one side fixedly connected with heat conduction rod of heat conduction silica gel piece is kept away from to the heat-conducting plate. This application guarantees the heat transfer quality when satisfying heat conduction gasket can stretch the regulation, the satisfying practical use demand that can be better.

Description

Stretchable heat-conducting gasket

Technical Field

The application belongs to the technical field of heat conduction gasket, especially, relate to a heat conduction gasket can stretch.

Background

Thermal gaskets fill the air gap between the heat generating device and the heat sink or metal base, and their flexible, resilient characteristics enable them to be used to cover very uneven surfaces. Heat is conducted from the discrete device or the entire PCB to the metal housing or diffuser plate, thereby improving the efficiency and life of the heat generating electronic assembly.

The existing heat conducting gasket does not have tensile property, so that gaps between the heat radiating connecting piece and the heating element cannot be effectively filled, and the actual use effect is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solve the above problems, and provides a stretchable heat conductive gasket.

In order to achieve the purpose, the following technical scheme is adopted in the application:

a stretchable heat conduction gasket comprises two heat conduction silica gel sheets which are arranged up and down, and a plurality of telescopic heat conduction mechanisms are uniformly and fixedly connected between the two heat conduction silica gel sheets;

flexible heat conduction mechanism includes two heat-conducting plates of contradicting in the heat conduction silica gel piece outside, many heat conduction rods of pegging graft in the heat conduction silica gel piece of the lateral wall fixedly connected with of heat-conducting plate, the heat-conducting plate is kept away from the fixed screw section of thick bamboo of one side fixedly connected with of heat conduction silica gel piece, two from top to bottom fixed screw section of thick bamboo internal thread has cup jointed same two-way double-screw bolt, one side fixedly connected with heat transfer rod of heat conduction silica gel piece is kept away from to the heat-conducting plate, the heat transfer groove of pegging graft is all seted up with the heat transfer rod at the both ends of two-way double-screw bolt, two poker rods of middle part outside symmetry fixedly connected with of two-way double-screw bolt, through chucking mechanism fixed joint between poker rod and the fixed screw section of thick bamboo.

Preferably, a plurality of reinforcing rib plates are symmetrically and fixedly connected between the fixed screw cylinder and the heat conducting plate.

Preferably, the clamping mechanism comprises two sleeves which are symmetrically and fixedly connected to the outer side of the poke rod, the poke rod is of a hollow structure, a clamping rod is movably inserted in each sleeve in a sleeved mode, a clamping groove matched and inserted with the clamping rod is formed in the end wall of the fixed screw cylinder, a plurality of connecting rods are fixedly connected to one ends, located in the sleeves, of the clamping rods, a same transverse rod is fixedly connected to one end of each connecting rod, a plurality of push-pull rods are fixedly connected to the other end wall of each transverse rod, a plurality of through holes for the push-pull rods to penetrate through and extend out are formed in the rod wall of the poke rod, a same push-pull plate is fixedly connected to one end, located outside the poke rod, of each push-pull rod, and a plurality of reset springs are fixedly connected between the push-pull plate and the poke rod and are respectively sleeved outside the push-pull rods.

Preferably, the outer side of one end, far away from the bidirectional stud, of the poke rod is coated with a layer of rubber sheath.

Preferably, the outer side of the push-pull plate is coated with a layer of anti-skid rubber mat.

Preferably, the bidirectional stud and the heat transfer rod are both of metal structures.

Compared with the prior art, this application provides a heat conduction gasket can stretch, possesses following beneficial effect:

1. this heat conduction gasket can stretch, through the heat conduction silica gel piece that is equipped with, the heat-conducting plate, the heat conduction stick, fixed barrel, two-way double-screw bolt, heat transfer rod and heat transfer tank, when the distance between two heat conduction silica gel pieces is adjusted in order to satisfy different filling demands in needs, drive two-way double-screw bolt through the poker rod and rotate, the screw sleeve effect through two-way double-screw bolt and fixed barrel makes two-way double-screw bolt relatively fixed barrel remove, and then the distance between two heat conduction silica gel pieces of quick adjustment, heat-conducting plate cooperation heat conduction stick can lead the heat of heat conduction silica gel piece transmission to the heat transfer stick fast on, and then transmit to two-way double-screw bolt on, realize the heat transmission between two silica gel gaskets, guarantee the heat transfer quality when satisfying that heat conduction gasket can stretch the regulation, can be better satisfy the in-service requirement.

2. This heat conduction gasket can stretch, through poke rod and chucking mechanism that is equipped with, when the poke rod rotates the two-way double-screw bolt of regulation, press the push-and-pull plate simultaneously, the push-and-pull plate passes through the push-and-pull rod and promotes the horizontal pole and remove, the horizontal pole drives the chucking pole through many connecting rods and slides in the sleeve, make the chucking pole break away from the chucking inslot, avoid influencing the rotation of poke rod, after the position of having adjusted two-way double-screw bolt, loosen the push-and-pull plate, reset spring pushes back the push-and-pull plate, and then drive the chucking pole and reset once more and insert the chucking inslot, can realize the firm spacing of poke rod relatively fixed barrel, the structure steadiness has been guaranteed, realize the stability after adjusting.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, and this application guarantees the heat transfer quality when satisfying that the heat conduction gasket can stretch the regulation, can be better satisfy the in-service use demand.

Drawings

Fig. 1 is a schematic structural diagram of a stretchable thermal pad proposed in the present application;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: 1. a heat-conducting silica gel sheet; 2. a heat conducting plate; 3. a heat conducting rod; 4. fixing the screw cylinder; 5. a bi-directional stud; 6. a heat transfer rod; 7. a heat transfer tank; 8. a poke rod; 9. a sleeve; 10. a clamping rod; 11. a clamping groove; 12. a connecting rod; 13. a cross bar; 14. a push-pull rod; 15. a push-pull plate; 16. a return spring.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

Referring to fig. 1-2, a stretchable heat-conducting gasket comprises two heat-conducting silica gel sheets 1 which are arranged up and down, and a plurality of telescopic heat-conducting mechanisms are uniformly and fixedly connected between the two heat-conducting silica gel sheets 1;

flexible heat conduction mechanism includes two heat-conducting plates 2 of contradicting in the 1 outside of heat conduction silica gel piece, many heat conduction rods 3 of pegging graft in heat conduction silica gel piece 1 of lateral wall fixedly connected with of heat-conducting plate 2, heat-conducting plate 2 keeps away from the fixed screw section of thick bamboo 4 of one side fixedly connected with of heat conduction silica gel piece 1, 4 internal threads of two fixed screw sections of thick bamboo from top to bottom have cup jointed same two-way double-screw bolt 5, heat-conducting plate 2 keeps away from one side fixedly connected with heat conduction rod 6 of heat conduction silica gel piece 1, the heat transfer groove 7 of pegging graft is all seted up with heat conduction rod 6 at the both ends of two-way double-screw bolt 5, two poker rods 8 of middle part outside symmetry fixedly connected with of two-way double-screw bolt 5, through chucking mechanism fixed joint between poker rod 8 and the fixed screw section of thick bamboo 4.

A plurality of reinforcing rib plates are symmetrically and fixedly connected between the fixed barrel 4 and the heat conducting plate 2.

The clamping mechanism comprises two sleeves 9 which are symmetrically and fixedly connected to the outer side of the poking rod 8, the poking rod 8 is of a hollow structure, clamping rods 10 are movably inserted in the sleeves 9 in an inserting mode, clamping grooves 11 which are matched and inserted with the clamping rods 10 are formed in the end walls of the fixed screw cylinders 4, the clamping rods 10 are fixedly connected with a plurality of connecting rods 12 at one ends of the sleeves 9, one ends of the connecting rods 12 are fixedly connected with a same transverse rod 13, the other end of the transverse rod 13 is fixedly connected with a plurality of push-pull rods 14, the rod wall of the poking rod 8 is provided with a plurality of through holes for the push-pull rods 14 to penetrate through and extend out, one ends of the push-pull rods 14 outside the poking rod 8 are fixedly connected with a same push-pull plate 15, and a plurality of reset springs 16 which are respectively sleeved outside the push-pull rods 14 are fixedly connected between the push-pull plate 15 and the poking rod 8.

The outer side of one end of the poke rod 8 far away from the bidirectional stud 5 is coated with a layer of rubber sheath.

The outer side of the push-pull plate 15 is coated with a layer of anti-skid rubber mat.

The bidirectional stud 5 and the heat transfer rod 6 are both of metal structures.

Now, the operation principle of the present invention is described as follows:

when the device is used, the distance between two heat-conducting silica gel sheets 1 needs to be adjusted to meet different filling requirements through the heat-conducting rod 3, the fixing screw cylinder 4, the two-way stud 5, the heat-conducting rod 6 and the heat-conducting groove 7, the two-way stud 5 is driven to rotate through the poking rod 8, the two-way stud 5 moves relative to the fixing screw cylinder 4 through the threaded sleeve effect of the two-way stud 5 and the fixing screw cylinder 4, so that the distance between the two heat-conducting silica gel sheets 1 is quickly adjusted, the heat-conducting plate 2 can quickly guide heat transmitted by the heat-conducting silica gel sheets 1 to the heat-conducting rod 6 by matching with the heat-conducting rod 3 and then transmits the heat to the two-way stud 5, heat transmission between the two silica gel gaskets is realized, and the heat-conducting quality is ensured while the heat-conducting gaskets can be stretched and adjusted, the practical use requirement can be better met, through the poke rod 8 and the clamping mechanism which are arranged, when the poke rod 8 rotates to adjust the bidirectional stud 5, the push-pull plate 15 is pressed simultaneously, the push-pull plate 15 pushes the cross rod 13 to move through the push-pull rod 14, the cross rod 13 drives the clamping rod 10 to slide in the sleeve 9 through the multiple connecting rods 12, the clamping rod 10 is made to be separated from the clamping groove 11, the influence on the rotation of the poke rod 8 is avoided, after the position of the bidirectional stud 5 is adjusted, the push-pull plate 15 is loosened, the reset spring 16 pushes the push-pull plate 15 back, the clamping rod 10 is further driven to reset again and inserted into the clamping groove 11, the stability and the limitation of the poke rod 8 relative to the fixing screw cylinder 4 can be realized, the structural stability is ensured, and the stability after adjustment is realized.

The above description is only for the preferred embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present application, and equivalent alternatives or modifications according to the technical solutions and the application concepts of the present application, which are within the technical scope of the present application.

Claims

1. A stretchable heat conduction gasket comprises two heat conduction silica gel sheets (1) which are arranged up and down, and is characterized in that a plurality of telescopic heat conduction mechanisms are uniformly and fixedly connected between the two heat conduction silica gel sheets (1);

flexible heat conduction mechanism includes two heat-conducting plates (2) of contradicting in heat conduction silica gel piece (1) outside, the lateral wall fixedly connected with of heat-conducting plate (2) many heat conduction stick (3) of pegging graft in heat conduction silica gel piece (1), one side fixedly connected with fixed barrel (4) of heat conduction silica gel piece (1) are kept away from in heat-conducting plate (2), two from top to bottom fixed barrel (4) internal thread has cup jointed same two-way double-screw bolt (5), one side fixedly connected with heat transfer stick (6) of heat conduction silica gel piece (1) are kept away from in heat-conducting plate (2), heat transfer groove (7) of pegging graft with heat transfer stick (6) matching are all seted up at the both ends of two-way double-screw bolt (5) the middle part outside symmetry fixedly connected with two poker rods (8) of two-way double-screw bolt (5), through the fixed joint of chucking mechanism between poker rod (8) and fixed barrel (4).

2. A stretchable heat-conducting pad according to claim 1, wherein a plurality of reinforcing ribs are symmetrically and fixedly connected between the fixing screw cylinder (4) and the heat-conducting plate (2).

3. A stretchable heat-conducting gasket according to claim 1, wherein the clamping mechanism comprises two sleeves (9) symmetrically and fixedly connected to the outer sides of the pulling rods (8), the pulling rods (8) are hollow, clamping rods (10) are movably inserted into the sleeves (9), clamping grooves (11) matched and inserted with the clamping rods (10) are formed in the end walls of the fixed screw cylinders (4), a plurality of connecting rods (12) are fixedly connected to one ends of the clamping rods (10) located in the sleeves (9), a same cross rod (13) is fixedly connected to one ends of the plurality of connecting rods (12), a plurality of push-pull rods (14) are fixedly connected to the other end wall of the cross rod (13), a plurality of through holes for the push-pull rods (14) to extend through are formed in the rod wall of the pulling rods (8), a same push-pull plate (15) is fixedly connected to one end of the plurality of push-pull rods (14) located outside the pulling rods (8), and a plurality of return springs (16) respectively sleeved outside the plurality of push-pull rods (14) are fixedly connected between the push-pull plate (15) and the pulling rods (8).

4. A stretchable heat-conducting pad according to claim 1, wherein the end of the poke rod (8) far away from the bidirectional stud (5) is coated with a rubber sheath.

5. A stretchable thermal pad according to claim 3, wherein the push-pull plate (15) is coated with an anti-slip rubber pad.

6. A stretchable thermal gasket according to claim 1, wherein the bidirectional studs (5) and the heat transfer rods (6) are of metal construction.