CN207472111U - Axial-grooved heat pipe in rib-type - Google Patents

Abstract

The utility model provides axial-grooved heat pipe in a kind of rib-type, and including heat pipe body, the heat pipe body includes evaporation ends and condensation end, and the evaporation ends and the condensation end are interconnected；The evaporation ends connect heat source；The condensation end includes multiple radiated ribs, and the outer surface at the radiated rib autocondensation end extends radially outward to be formed.The utility model is simple in structure, and design is superior, beautiful and generous；The utility model obtains huge improvement by the integrated design of axial-grooved heat pipe and radiated rib, heat conduction and heat dissipation performance, and overall thermal resistance is small；The utility model has saved space while material is saved, has reduced cost by the integrated design of axial-grooved heat pipe and radiated rib.

Description

Axial-grooved heat pipe in rib-type

Technical field

The utility model is related to technical field of heat exchange devices, and in particular, to axial-grooved heat pipe in a kind of rib-type.

Background technology

Existing heat pipe is the heat pipe for only having single heat conduction function, and outside is without integrated radiating fin, heat radiation energy Power is very weak.The radiating mode for usually solving the heat pipe is other increase radiator, then radiator and heat pipe are mechanically connected, but It is that method heat dissipation thermal resistance is big, causes its heat dissipation effect poor and of high cost, it is inconvenient to safeguard.It is difficult to the desired value for reaching user.

Utility model content

For the defects in the prior art, the purpose of this utility model is to provide axial-grooved heat pipe in a kind of rib-type.

According to axial-grooved heat pipe in a kind of rib-type provided by the utility model, including heat pipe body, the heat pipe body packet Evaporation ends and condensation end are included, the evaporation ends and the condensation end are interconnected；The evaporation ends connect heat source；The condensation end Including multiple radiated ribs, the outer surface at the radiated rib autocondensation end extends radially outward to be formed.

Preferably, the quantity of the radiated rib is at least 8.

Preferably, each radiated rib includes the first radiating surface and the second radiating surface, the first radiating surface connection second Radiating surface；An obtuse angle is formed between first radiating surface and the second radiating surface；The upright condensation end of first radiating surface Outer surface；Second radiating surface of multiple radiated ribs is mutually parallel.

Preferably, multiple radiated ribs are uniformly arranged along the circumferential direction of the outer surface of condensation end.

Preferably, the diameter of the tube core of the heat pipe body is at least 0.2mm.

Preferably, the working medium for heat exchange is provided in the heat pipe body.

Preferably, the shape of the heat pipe body includes column.

Preferably, the shape of the radiated rib includes sheet, column or needle-shaped.

Preferably, the material of the heat pipe body and radiated rib integrated setting, the heat pipe body and radiated rib For iron or aluminium.

Preferably, it is rotatablely connected between first radiating surface and the second radiating surface；

It is connected by metallic elastic piece between first radiating surface and the second radiating surface, is set along the metallic elastic piece surface There are multiple longitudinal baffles, the longitudinal baffle and the metallic elastic piece form groove, and the groove is embedded with memorial alloy；

When the temperature is changed, the memorial alloy drives metallic elastic piece to generate deformation, and then the first radiating surface and second Angle between radiating surface changes；

Several thermal vias are additionally provided on first radiating surface and the second radiating surface.

Compared with prior art, the utility model has following advantageous effect：

1st, the utility model is simple in structure, and design is superior, beautiful and generous；

2nd, by the integrated design of axial-grooved heat pipe and radiated rib, heat conduction and heat dissipation performance obtain the utility model Huge improvement, overall thermal resistance are small；

3rd, the utility model is saved by the integrated design of axial-grooved heat pipe and radiated rib while material is saved Space, reduces cost.

Description of the drawings

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model Sign, objects and advantages will become more apparent upon：

Fig. 1 is the structure diagram of axial-grooved heat pipe in rib-type；

Fig. 2 is the schematic cross-section of axial-grooved heat pipe in rib-type；

Fig. 3 is the structure diagram of the radiated rib 2 of axial-grooved heat pipe in rib-type.

In figure：

Heat pipe body 1；Radiated rib 2；First radiating surface 201；Second radiating surface 202；Metallic elastic piece 203；Longitudinal direction every Plate 204；Memorial alloy 205；Heat source 3；Evaporation ends 4；Condensation end 5.

Specific embodiment

The utility model is described in detail with reference to specific embodiment.Following embodiment will be helpful to this field Technical staff further understands the utility model, but does not limit the utility model in any form.It should be pointed out that ability For the those of ordinary skill in domain, without departing from the concept of the premise utility, several changes and improvements can also be made. These belong to the scope of protection of the utility model.

As depicted in figs. 1 and 2, according to axial-grooved heat pipe in a kind of rib-type provided by the utility model, including heat pipe body 1, heat pipe body 1 is formed by section bar stretch process, at the conduit core of heat pipe body 1 minimum diameter be 0.2mm, heat pipe body 1 Preferably cylindric, described 1 one end of heat pipe body is evaporation ends 4, and evaporation ends 4 are connected with heat source 3；The other end of heat pipe body 1 For condensation end 5, evaporation ends 4 and condensation end 5 are interconnected, and ensure the high-efficiency heat conduction of the working medium inside heat pipe body 1；The condensation End 5 includes multiple radiated ribs 2, radiated rib 2 and 5 integrated setting of condensation end, the outer surface at 2 autocondensation end 5 of radiated rib It extends radially outward to be formed.

In detail, each radiated rib 2 includes the first radiating surface 201 and the second radiating surface 202, first radiating surface 201 the second radiating surfaces 202 of connection；An obtuse angle is formed between first radiating surface, 201 and second radiating surface 202；Described first The outer surface of the upright condensation end 5 of radiating surface 201；Second radiating surface 202 of multiple radiated ribs 2 is mutually parallel.It is described to set Counting can ensure in limited heat-dissipating space, the radiating efficiency of maximum thermal fin 2.To ensure radiating efficiency, radiated rib 2 Quantity be at least 8, multiple radiated ribs 2 are uniformly arranged along the circumferential direction of the outer surface of condensation end 5, not only beautiful to save sky again Between.The shape of radiated rib 2 includes sheet, column or needle-shaped.It is selected generally according to design.

As shown in figure 3, it is rotatablely connected between 201 and second radiating surface 202 of the first radiating surface；First radiating surface 201 And second connected by metallic elastic piece 203 between radiating surface 202, is provided with along 203 surface of metallic elastic piece multiple vertical To partition board 204, the longitudinal baffle 204 and the metallic elastic piece 203 form groove, and the groove is embedded with memorial alloy 205；When the temperature is changed, the memorial alloy 205 drives metallic elastic piece 203 to generate deformation, and then 201 He of the first radiating surface Angle between second radiating surface 202 changes.

Several thermal vias are additionally provided on first radiating surface 201 and the second radiating surface.

More specifically, the material of heat pipe body 1 and radiated rib 2 is iron or aluminium.

The operation principle of axial-grooved heat pipe is as follows in rib-type：The heat source 3 of evaporation ends 4 heats evaporation ends 4, in evaporation ends Evaporative phase-change after 4 working medium heat absorption, conducts heat to condensation end 5, and then carry out hot friendship by the radiated rib 2 of condensation end 5 It changes.

Specific embodiment of the utility model is described above.It is to be appreciated that the utility model not office It is limited to above-mentioned particular implementation, those skilled in the art can make a variety of changes or change within the scope of the claims, This has no effect on the substantive content of the utility model.In the absence of conflict, the spy in embodiments herein and embodiment Sign can be arbitrarily combined with each other.

Claims (9)

1. axial-grooved heat pipe in a kind of rib-type, which is characterized in that including heat pipe body, the heat pipe body includes evaporation ends and cold Solidifying end, the evaporation ends and the condensation end are interconnected；The evaporation ends connect heat source；The condensation end includes multiple heat dissipations Fin, the outer surface at the radiated rib autocondensation end extend radially outward to be formed；Each radiated rib includes the first heat dissipation Face and the second radiating surface, first radiating surface connect the second radiating surface；Shape between first radiating surface and the second radiating surface Into an obtuse angle；The outer surface of the upright condensation end of first radiating surface；Second radiating surface of multiple radiated ribs is mutually flat Row.

2. axial-grooved heat pipe in rib-type according to claim 1, which is characterized in that the quantity of the radiated rib is at least 8.

3. axial-grooved heat pipe in rib-type according to claim 1, which is characterized in that multiple radiated ribs are outer along condensation end The circumferential direction on surface is uniformly arranged.

4. axial-grooved heat pipe in rib-type according to claim 1, which is characterized in that the diameter of the tube core of the heat pipe body At least 0.2mm.

5. axial-grooved heat pipe in rib-type according to claim 1, which is characterized in that be provided with and be used in the heat pipe body The working medium of heat exchange.

6. axial-grooved heat pipe in rib-type according to claim 1, which is characterized in that the shape of the heat pipe body includes column Shape.

7. axial-grooved heat pipe in rib-type according to claim 1, which is characterized in that the shape of the radiated rib includes piece Shape, column or needle-shaped.

8. axial-grooved heat pipe in rib-type according to claim 1, which is characterized in that the heat pipe body and radiated rib one Bodyization is set, and the material of the heat pipe body and radiated rib is iron or aluminium.

9. axial-grooved heat pipe in rib-type according to claim 1, which is characterized in that

It is rotatablely connected between first radiating surface and the second radiating surface；

It is connected, is provided with along the metallic elastic piece surface more by metallic elastic piece between first radiating surface and the second radiating surface A longitudinal baffle, the longitudinal baffle and the metallic elastic piece form groove, and the groove is embedded with memorial alloy；

When the temperature is changed, the memorial alloy drives metallic elastic piece to generate deformation, and then the first radiating surface and the second heat dissipation Angle between face changes；

Several thermal vias are additionally provided on first radiating surface and the second radiating surface.