CN218817425U

CN218817425U - Connecting device for heat pipe

Info

Publication number: CN218817425U
Application number: CN202223109785.5U
Authority: CN
Inventors: 鄢威; 蔡俐; 陈春
Original assignee: Dongguan Zhaoqing Electronic Technology Co ltd
Current assignee: Dongguan Zhaoqing Electronic Technology Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-07
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a connecting device for heat pipe relates to the heat pipe field, including the heat pipe and the fin of being connected with the heat pipe, the quantity of fin is provided with a plurality ofly, and is a plurality of the fin equidistant cup joints in proper order on the heat pipe, the through-hole has been seted up with the junction of heat pipe on the fin, install the heat conduction external member in the through-hole, the heat conduction external member includes heat conduction ring cover, heat conduction ring cover nestification is in the through-hole, the fixed cover in the upper end outside of heat conduction ring cover has cup jointed first gasket, the fixed cover in the lower extreme outside of heat conduction ring cover has cup jointed the second gasket, the fixed cover in lower part of heat pipe has cup jointed the spacing ring, stop nut has been cup jointed to the upper end screw of heat pipe. The utility model discloses a cup joint a plurality of fin in proper order at the heat pipe to fix the fin through stop nut and spacing ring, make the fin simple to install on the heat pipe, damage back convenient to detach maintenance or recycle.

Description

Connecting device for heat pipe

Technical Field

The utility model relates to a heat pipe field, concretely relates to connecting device for heat pipe.

Background

The heat sink is a device for dissipating heat of an easily-heating electronic element in an electrical appliance, and the heat sink is connected with a heat pipe when in use. The heat pipe makes full use of the heat conduction principle and the rapid heat transfer property of the phase change medium, and the heat of the heating object is rapidly transferred out of the heat source through the heat pipe.

At present, the radiating fins and the heat pipes are mostly welded when being connected, the appearance is not only influenced by adopting welding, but also the heat pipes or the radiating fins cannot be used when any one of the heat pipes or the radiating fins is damaged, the radiating fins and the heat pipes cannot be detached at any time, and resources are seriously wasted.

Therefore, it is necessary to provide a connecting device for a heat pipe to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a connecting device for heat pipe to solve the fin and the heat pipe that propose in the above-mentioned background art and mostly adopt the welding when being connected, adopt the welding not only to influence pleasing to the eye, moreover, heat pipe or fin wherein any can't use when appearing damaging, can't dismantle problem serious extravagant resource at any time with the heat pipe to fin.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a connecting device for heat pipe, includes the heat pipe and the fin of being connected with the heat pipe, the quantity of fin is provided with a plurality ofly, and is a plurality of the fin equidistant cup joints on the heat pipe in proper order, the through-hole has been seted up with the junction of heat pipe on the fin, install the heat conduction external member in the through-hole, the heat conduction external member includes heat conduction ring cover, heat conduction ring cover nestification is in the through-hole, the fixed cover in the upper end outside of heat conduction ring cover has connect first gasket, the fixed second gasket that has cup jointed in the lower extreme outside of heat conduction ring cover, the heat pipe runs through heat conduction ring cover, the fixed cover in lower part of heat pipe has connect the spacing ring, the last lateral wall of spacing ring is contradicted with the bottom wall that is located the second gasket of below, the upper end of heat pipe runs through and is located the top the fin, the upper end screw thread of heat pipe has cup jointed stop nut.

Preferably, first gasket, second gasket and heat conduction ring cover all adopt the processing of heat conduction silica gel material to make, and the heat conductivity is good, can be effectively with the heat transfer on the heat pipe for the fin.

Preferably, the first gasket, the second gasket and the heat conduction ring sleeve are integrally arranged, so that the processing is simple, and the connection strength is high.

Preferably, the limiting ring and the heat pipe are fixed by welding, so that the connection strength is high, and the connection is firm and stable.

Preferably, the bottom side of first gasket is contradicted with the last side wall of fin, the last side of second gasket is contradicted with the lower side wall of fin, can give off for the fin with the heat transfer on the heat pipe effectively, has improved the radiating effect.

Preferably, the spring has been cup jointed to the upper end of heat pipe, the upper end of spring is contradicted with limit nut's lower side wall, the lower extreme of spring is inconsistent with the side of going up of first gasket, through the elasticity extrusion fin of spring for the fin installation is more stable.

Preferably, the outer wall of the upper end of the heat pipe is provided with an external thread, and the inner wall of the limit nut is in threaded connection with the external thread, so that the limit nut is simple in connection with the heat pipe, and the radiating fins are limited and fixed through the limit nut.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the heat radiating fins are sequentially sleeved on the heat pipe and fixed through the limiting nuts and the limiting rings, so that the heat radiating fins are simple to mount on the heat pipe and convenient to detach, maintain or recycle after being damaged;

2. through being provided with the heat conduction external member between heat pipe and fin, the wearing and tearing that the inner wall that the heat conduction on the heat conduction external member overlaps and can avoid the through-hole caused the heat pipe outer wall, and heat pipe and fin and heat conduction external member in close contact with simultaneously, the heat conduction external member can give off for the fin with the heat transfer on the heat pipe effectively.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the heat pipe of the present invention;

FIG. 3 is a connection diagram of the heat sink and the heat conduction assembly of the present invention;

FIG. 4 is a schematic view of a heat sink of the present invention;

fig. 5 is a schematic view of the heat conduction assembly of the present invention.

Description of reference numerals:

1. a heat pipe; 2. a heat sink; 3. a through hole; 4. a heat conducting sleeve; 5. a heat-conducting ring sleeve; 6. a first gasket; 7. a second gasket; 8. a limiting ring; 9. a limit nut; 10. a spring.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a connecting device for heat pipe as shown in fig. 1 to 5, fin 2 including heat pipe 1 and being connected with heat pipe 1, the quantity of fin 2 is provided with a plurality ofly, a plurality of fin 2 equidistant cup joints in proper order on heat pipe 1, through-hole 3 has been seted up with the junction of heat pipe 1 on fin 2, install heat conduction external member 4 in the through-hole 3, heat conduction external member 4 includes heat conduction ring cover 5, heat conduction ring cover 5 nestification is in through-hole 3, heat conduction ring cover 5's the fixed first gasket 6 that has cup jointed in the upper end outside, heat conduction ring cover 5's the fixed second gasket 7 that has cup jointed in the lower extreme outside, heat pipe 1 runs through heat conduction ring cover 5, spacing ring 8 has been cup jointed to the fixed lower part of heat pipe 1, spacing ring 8's last lateral wall is contradicted with the bottom wall that is located second gasket 7 of below mutually, heat pipe 1's upper end is run through and is located the fin 2 of the top, stop nut 9 has been cup jointed to the upper end screw thread of heat pipe 1.

First gasket 6, second gasket 7 and heat conduction ring cover 5 all adopt the processing of heat conduction silica gel material to make, and the heat conductivity is good, can be effectively with the heat transfer on the heat pipe 1 for fin 2.

The first gasket 6, the second gasket 7 and the heat conduction ring sleeve 5 are integrally arranged, so that the processing is simple, and the connection strength is high.

The limiting ring 8 and the heat pipe 1 are fixed by welding, so that the connection strength is high, and the connection is firm and stable.

The bottom side of the first gasket 6 is abutted against the upper side wall of the heat sink 2, and the upper side of the second gasket 7 is abutted against the lower side wall of the heat sink 2, so that heat on the heat pipe 1 can be effectively transferred to the heat sink 2 to be dissipated, and the heat dissipation effect is improved.

Spring 10 has been cup jointed to the upper end of heat pipe 1, and spring 10's upper end is contradicted with stop nut 9's lower side wall mutually, and spring 10's lower extreme is inconsistent with the side of going up of first gasket 6, and elasticity extrusion fin 2 through spring 10 for 2 installations of fin are more stable.

The upper end outer wall of heat pipe 1 is provided with the external screw thread, and stop nut 9's inner wall and external screw thread threaded connection for stop nut 9 is connected simply with heat pipe 1, carries out spacing fixed to fin 2 through stop nut 9.

Before the heat pipe 1 is installed with the heat sink 2, firstly, the heat conduction sleeve 4 is fixed on the heat sink 2, the heat conduction ring sleeve 5 on the heat conduction sleeve 4 is nested in the through hole 3 on the heat sink 2, the first gasket 6 on the heat conduction sleeve 4 is located on the upper side of the heat sink 2 and is abutted to the upper side face of the heat sink 2, the second gasket 7 on the heat conduction sleeve 4 is located on the lower side of the heat sink 2 and is abutted to the lower side face of the heat sink 2, then, the heat sink 2 is sequentially sleeved on the heat pipe 1, the limiting ring 8 on the heat pipe 1 limits the heat sink 2, then, the spring 10 is sleeved on the end of the heat pipe 1, the limiting nut 9 is in threaded connection with the end of the heat pipe 1, the spring 10 is extruded, the spring 10 extrudes the heat sink 2, the heat sink 2 is installed more stably, the heat conduction ring sleeve 5 can be effectively in contact with the outer surface of the heat pipe 1, the heat on the heat pipe 1 is transferred to the heat sink 2 and the first gasket 6 and the second gasket 7, the first gasket 6 and the second gasket 7 transfer the heat to the heat sink 2 to the heat pipe 2 for emission, and the protection can be carried out through the outer wall of the heat pipe 1 through the heat pipe 3, the inner wall of the heat pipe 1 is avoided, the heat pipe 1 is damaged, the heat pipe 2 is simply disassembled or the heat sink 1 is conveniently repaired and the heat sink is recovered, and the heat pipe is conveniently recovered.

Certain exemplary embodiments of the present invention have been described above by way of illustration only, and it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. A connecting device for a heat pipe, comprising a heat pipe (1) and a heat sink (2) connected to the heat pipe (1), characterized in that: the quantity of fin (2) is provided with a plurality ofly, and is a plurality of fin (2) equidistant cup joints in proper order on heat pipe (1), through-hole (3) have been seted up with the junction of heat pipe (1) on fin (2), install heat conduction external member (4) in through-hole (3), heat conduction external member (4) are including heat conduction ring cover (5), heat conduction ring cover (5) nestification is in through-hole (3), the fixed cover in the upper end outside of heat conduction ring cover (5) has first gasket (6), the fixed second gasket (7) that has cup jointed in the lower extreme outside of heat conduction ring cover (5), heat pipe (1) runs through heat conduction ring cover (5), the fixed cover in lower part of heat pipe (1) has spacing ring (8), the last lateral wall of spacing ring (8) conflicts with the bottom wall that is located second gasket (7) of below, the upper end of heat pipe (1) runs through the top and is located fin (2), the upper end screw thread of heat pipe (1) has spacing nut (9) to cup joint.

2. A connecting device for a heat pipe according to claim 1, wherein: first gasket (6), second gasket (7) and heat conduction ring cover (5) all adopt the processing of heat conduction silica gel material to make.

3. A connecting device for a heat pipe according to claim 1, wherein: the first gasket (6), the second gasket (7) and the heat-conducting ring sleeve (5) are integrally arranged.

4. A connecting device for a heat pipe according to claim 1, wherein: the limiting ring (8) and the heat pipe (1) are fixed through welding.

5. A connecting device for a heat pipe as set forth in claim 1, wherein: the bottom side of the first gasket (6) is abutted against the upper side wall of the radiating fin (2), and the upper side of the second gasket (7) is abutted against the lower side wall of the radiating fin (2).

6. A connecting device for a heat pipe according to claim 1, wherein: spring (10) has been cup jointed to the upper end of heat pipe (1), the upper end of spring (10) is contradicted with the lower lateral wall of stop nut (9), the lower extreme of spring (10) is contradicted with the side of going up of first gasket (6).

7. A connecting device for a heat pipe according to claim 1, wherein: the outer wall of the upper end of the heat pipe (1) is provided with an external thread, and the inner wall of the limiting nut (9) is in threaded connection with the external thread.