CN207070566U - A kind of structure-improved of heat conducting pipe - Google Patents

Abstract

It the utility model is related to a kind of structure-improved of heat conducting pipe, the heat conducting pipe includes acceptance division, connecting portion and the radiating part being sequentially connected, the acceptance division is in radiating seat, for receiving the heat from radiating seat conduction, the radiating part is passed through in radiating fin, for heat to be conducted into the radiating fin, described radiating part and acceptance division are rectangle in flat and shape of cross section, described radiating part has tip termination, described acceptance division has tack termination, the shape of cross section semicircle or ellipticity of described connecting portion.Heat conducting pipe radiating part first flattens, and is inserted by tip termination in radiating fin through hole, makes radiating part fastening radiating fins by radiating fin deformation, can exempt to fix heat conducting pipe and radiating fin with scolding tin, reduces cost of manufacture, and effectively reduce radiator volume.

Description

A kind of structure-improved of heat conducting pipe

Technical field

Radiator field is the utility model is related to, espespecially a kind of structure-improved of heat conducting pipe.

Background technology

Requirement of the modern for electronic product is in addition to powerful, and most important is exactly the volume of electronic product, body The smaller weight of product is lighter, is easy to carry and does not take up space, but for electronic product, the higher electronics of the more various effect of function Product, its caused heat energy is higher, if the heat radiation function of the electronic product is bad, the environment of overheat can cause the interior of electronic product Portion's component damage shortens its service life, therefore how to take into account the small volume of electronic product and excellent in heat dissipation effect and turn into hair at present Open up the important topic of electronic product.

The heat conducting pipe of existing radiator is that cylindrical tube is inserted in radiating fin, makes radiator volume big, leads in addition Heat pipe is not easily pluggable into when installing radiating fin, and it is complicated and cost is higher to make formality, when requiring to reduce heat sink thickness When can only reduce the width of radiating fin so that easily producing radiating fin rupture after heat conducting pipe insertion radiating fin.

Utility model content

To solve the above problems, the utility model provides a kind of structure-improved of heat conducting pipe.

To achieve the above object, the utility model, which adopts the following technical scheme that, is：A kind of structure-improved of heat conducting pipe, institute Acceptance division, connecting portion and radiating part that heat conducting pipe includes being sequentially connected are stated, the acceptance division comes in radiating seat for receiving From the heat of radiating seat conduction, the radiating part is passed through in radiating fin, for heat to be conducted into the radiating fin, Described radiating part and acceptance division are rectangle in flat and shape of cross section, and described radiating part has tip termination, described Acceptance division there is tack termination, the shape of cross section of described connecting portion is semicircle or ellipticity.

Preferably, described heat conducting pipe is made up of the metal material of high thermal conductivity, and heat conducting pipe is copper pipe.

Preferably, the radiating fin worked in coordination with radiating part is provided with for radiating part insertion through hole, the external diameter of radiating part Less than through hole internal diameter, through hole has outward-dipping flange.

The beneficial effects of the utility model are：The utility model is first flattened by heat conducting pipe radiating part, passes through tip end In head insertion radiating fin through hole, radiating part fastening radiating fins are made by radiating fin deformation, can exempt to fix heat conduction with scolding tin Pipe and radiating fin, cost of manufacture is reduced, and effectively reduce radiator volume.The utility model passes through acceptance division and radiating part Shape of cross section is rectangle, and the shape of cross section of described connecting portion is semicircle or ellipticity, heat conducting pipe is installed heat radiating fin Easily inserted during piece, and whole radiator volume tails off, it is in flat to be due to radiating part, increases radiating fin contact area Greatly, radiating fin is ruptured after preventing heat conducting pipe insertion radiating fin, and adds the contact area with radiating fin.

Brief description of the drawings

Fig. 1 is the utility model structure diagram.

Fig. 2 is the structural representation that the utility model is applied to radiator.

Fig. 3 is a certain example structure figure of radiating seat of the utility model assembling.

Fig. 4 is another visual angle figure of a certain embodiment of radiating seat of the utility model assembling.

Fig. 5 is a certain example structure figure of radiating fin of the utility model assembling.

Fig. 6 is another example structure figure of radiating seat of the utility model assembling.

Fig. 7 is another example structure figure of radiating fin of the utility model assembling.

Mark explanation：1. radiating fin；11. thermal conductive surface；111. teeth groove；112. tooth；113. through hole；12. leg；121. riveting Close hole；2. heat conducting pipe；21. acceptance division；211. tack terminations；22. connecting portion；23. radiating part；231. tip terminations；3. radiating Seat；31. raised line；32. heat conducting pipe groove；33. cylinder；34. pair ear；35. pilot hole；4. fixed plate.

Embodiment

Refer to shown in Fig. 1, the utility model includes successively on a kind of structure-improved of heat conducting pipe, the heat conducting pipe 2 Acceptance division 21, connecting portion 22 and the radiating part 23 of connection, the acceptance division 21 is in radiating seat 3, for receiving from described The heat that radiating seat 3 conducts, the radiating part 23 is passed through in radiating fin 1, for heat to be conducted into the radiating fin 1, Described radiating part 23 and acceptance division 21 are rectangle in flat and shape of cross section, and radiating fin 1 deforms and completes radiating part 23 double team fixing, radiating part 23 make the outer surface of heat conducting pipe 3 be close to radiating fin, to reduce thermal contact resistance, entered in flat And reaching the purpose of quick heat radiating, described radiating part 23 has tip termination 231, and described acceptance division 21 has tack termination 211, the shape of cross section of described connecting portion 22 is semicircle or ellipticity.Embodiment one

Refer to shown in Fig. 1-5, the utility model is applied to a kind of radiator, and radiator includes what is contacted with heat generating component If radiating seat 3, dry plate parallel interval are arranged in the radiating fin 1 and some heat conducting pipes 2 of the upper surface of radiating seat 3, described Radiating seat 3 be aluminium seat, described radiating seat 3 contacts surface with heat generating component and is provided with heat conducting pipe groove 32, described radiating seat 3 Front end is provided with and is provided with pilot hole 35 to ear 34, the periphery of radiating seat 3, and pilot hole 35 fixes radiating seat 3 by installing screw In on heat generating component, the mutually crimping of radiating fin 1 described in adjacent two is inlayed, and described radiating fin 1 is aluminium flake or thermal conductivity Good material integrated punching bending forming, the radiating fin 1 include leg 12 and thermal conductive surface 11, and adjacent two thermal conductive surface 11 is in phase Mutual corresponding position offers an at least through hole 113, and such through hole 113 collectively forms an at least passage, described heat conducting pipe 2 It is made up of the metal material of high thermal conductivity, heat conducting pipe 2 is copper pipe, and described heat conducting pipe 2 includes acceptance division 21, the company being sequentially connected Socket part 22 and radiating part 23, the acceptance division 21 of the heat conducting pipe 2 are embedded in heat conducting pipe groove 32, and the radiating seat is come from for receiving The heat of 3 conduction, radiating part 23 are located in the passage that some radiating fins 1 are formed and contacted with the radiating fin 1, For heat to be conducted into the radiating fin 1, described acceptance division 21 is anchored on heat conducting pipe groove by Pressing Deformation distending In 32, the radiating seat 3 is provided with seven raised lines 31 along the uniform direction of radiating fin 1 (along the horizontal direction of radiating seat 3), each The leg 12 of radiating fin 1 is provided with the rivet hole 121 to match with raised line 31, mutually crimps the 1 common structure of radiating fin inlayed Into seven riveting press grooves, formed with locking step, increase raised line 31 and riveted groove after the raised line 31 is placed in riveted in riveted groove Contact area, specially punching press radiating fin 1 make the distending clamping radiating fin 1 of raised line 31, make raised line 31 with radiating fin 1 by line Contact switchs to face contact, so as to improve the riveted intensity of radiating seat 3 and radiating fin 1 and radiating seat 3 is connect with radiating fin 1 Contacting surface product increase.

Preferably, the described two sides of thermal conductive surface 11 are arranged at intervals with the teeth groove 111 and tooth 112 of Longitudinal extending, and two is adjacent Radiating fin 1 by tooth 112 and teeth groove 111 can chimeric mutual crimping, the cross sectional shape of the tooth 112 and teeth groove 111 is peak valley Shape, peak valley shape are W types or V-type, and several longitudinal direction of radiating fin 1 crimping are inlayed into overall structure, crimp mosaic texture intensity Height, longitudinal contact engaging and separating force enhancing, horizontal contact engaging and separating force increase, and the spacing that can be reduced between each radiating fin 1, can increase radiating surface Product, heat transfer is fast, and radiating efficiency is high.

Preferably, in addition to fixed plate 4, described fixed plate 4 are provided with several screw connection portions 22, each screw connection Portion 22 is spirally connected by lock screw and radiating fin 1 respectively, radiator is obtained more preferable fixed effect.

Assemble method of the present utility model, comprises the following steps：

Step 1：Radiating seat 3 is gone out by mould punching/die casting/crowded type, the surface of radiating seat 3 is there is pilot hole 35, with sending out Hot component touch surface contacts with heat conducting pipe groove 32, with radiating fin 1 and is simultaneously evenly equipped with some raised lines 31, in the present embodiment Exemplified by seven；

Step 2：Bending forming radiating fin 1 is integrally rushed, the surface of radiating surface 11 of radiating fin 1 is stamped out with one The through hole 113 of flange is enclosed, 11 liang of sides of radiating surface stamp out the teeth groove 111 and tooth 112 of paddy peak shape, the punching of the surface of flanging (flanging) 12 Rivet hole 121 is extruded, radiating fin 1 is ultimately formed and inlays to form whole group radiating fin by teeth groove 111 and the mutually crimping of tooth 112 1, the rivet hole 121 of same column collectively forms riveted groove；

Step 3：The radiating part 23 of copper pipe is flattened, radiating part 23 is passed through in the passage formed by radiating fin 1, The external diameter of radiating part 23 is less than the internal diameter of through hole 113, and the radiating fin at outermost both ends applies pressure to inner side, by the radiating fin When pressure is fixed on radiating part, copper pipe outer is set to be combined closely with the inwall of through hole 113, the flange of through hole 113 is outward-dipping, angle of inclination For 90 °, because radiating fin 1 uses metal material, itself is flexible, and the flange of through hole 113 can be as some metal clips The end of radiating part 23 is tightly suppressed, the contact area and contact strength of copper pipe and radiating fin 1 is increased, greatly enhances radiating Performance,

Step 4：Radiating fin 1 is placed in the top of radiating seat 3, rivet hole 121 is inserted in raised line 31, to adjacent two Radiating fin applies pressure to inner side, the distending of raised line 31 is compressed radiating fin 1；

Step 5：The acceptance division 21 of copper pipe is placed in heat conducting pipe groove 32, deformed by the acceptance division 21 of external force heat conducting pipe 2 Distending is anchored on heat conducting pipe groove 32, and acceptance division is open with heat conducting pipe groove 32 and flush, and completes the assembling of whole radiator.

Radiator is positioned over when in use on the electrical equipment or other heat-emitting products that need to use the radiator, be fixed Radiating can be achieved.

Embodiment two

Refer to shown in Fig. 6-7, the difference of embodiment two and embodiment one is, the radiating seat 3 is equal along radiating fin 1 The direction (along the horizontal direction of radiating seat 3) of cloth is provided with the array of cylinder 33, and cylinder 33 is arranged in ranks, line number and radiating fin 1 Piece number is corresponding, and columns is corresponding with the rivet hole 121 of leg 12, the shape after cylinder 33 is placed in riveted in rivet hole 121 Into there is locking step, increase cylinder 33 and the contact area of rivet hole 121, specially cylinder 33 make the distending clamping rivet hole of cylinder 33 121, cylinder 33 is switched to face by linear contact lay with radiating fin 1 and contact, so as to improve the riveted of radiating seat 3 and radiating fin 1 Intensity and increase radiating seat 3 and the contact area of radiating fin 1.

Preferably, 0.8-0.9 times of a diameter of diameter of rivet hole 121 of the cylinder 33, the height of cylinder 33 are radiating 1.8-2.5 times of the thickness of fin 1.

The assemble method difference of embodiment two and embodiment one is that the contact one side of radiating fin 1 in step 1 is uniform There is the cylinder 33 of several ranks；In step 4, radiating fin 1 is placed in the top of radiating seat 3, rivet hole 121 is inserted cylinder 33 It is interior, the distending of cylinder 33 is compressed radiating fin 1 to the punching press of cylinder 33.

Radiator is positioned over when in use on the electrical equipment or other heat-emitting products that need to use the radiator, be fixed Radiating can be achieved.

Radiating fin pitch requirements are, if between radiating fin as rivet body using cylinder or raised line on radiating seat Seldom away from needing, then the uniform raised line of radiating seat, if radiating seat spacing does not require, radiating seat can uniformly raised line or cylinder.

In the utility model between radiating fin and heat conducting pipe, between radiating fin and radiating seat, using riveting mode Be combined, compared to current welding procedure, not only processing efficiency is higher, and without to these parts carry out surface chemical plating or The anti-oxidant treatments such as person's plating, energy consumption is lower, can greatly save production cost；And considerably increased by the way of riveting Contact area between these parts, be advantageous to improve the solidness of radiating effect and radiator entirety.

When the utility model carries out riveting to radiating fin and radiating seat, by being rushed to two neighboring radiating fin Pressure, make to compress radiating fin to the radiating fin distending of rivet body two, substantially increase and be fitted close between radiating fin and radiating seat Degree and contact area, radiating seat heat energy is set more rapidly to conduct, so that radiating effect is further improved.

Embodiment of above is only that preferred embodiment of the present utility model is described, not to the utility model Scope be defined, on the premise of the utility model design spirit is not departed from, this area ordinary skill technical staff to this The various modifications and improvement that the technical scheme of utility model is made, the guarantor that claims of the present utility model determine all should be fallen into In the range of shield.

Claims (3)

1. a kind of structure-improved of heat conducting pipe, the heat conducting pipe includes acceptance division, connecting portion and the radiating part being sequentially connected, described Acceptance division is in radiating seat, and for receiving the heat from radiating seat conduction, the radiating part is passed through in radiating fin, For heat to be conducted into the radiating fin, it is characterised in that：Described radiating part and acceptance division are in flat and cross section Rectangle is shaped as, described radiating part has tip termination, and described acceptance division has tack termination, the horizontal stroke of described connecting portion Cross sectional shape is semicircle or ellipticity.

A kind of 2. structure-improved of heat conducting pipe according to claim 1, it is characterised in that：Described heat conducting pipe is by high heat conduction The metal material of rate is made, and heat conducting pipe is copper pipe.

A kind of 3. structure-improved of heat conducting pipe according to claim 1, it is characterised in that：Dissipated with what radiating part was worked in coordination Hot fin is provided with is less than through hole internal diameter for radiating part insertion through hole, the external diameter of radiating part, and through hole has outward-dipping flange.