CN211267505U

CN211267505U - Heat radiation structure of communication terminal

Info

Publication number: CN211267505U
Application number: CN201922024725.5U
Authority: CN
Inventors: 黄维
Original assignee: Foshan Changyiyun Information Technology Co ltd
Current assignee: Foshan Changyiyun Information Technology Co ltd
Priority date: 2019-11-21
Filing date: 2019-11-21
Publication date: 2020-08-14
Anticipated expiration: 2029-11-21

Abstract

The utility model discloses a heat radiation structure at communication terminal relates to the communication equipment field, the on-line screen storage device comprises a base, the both ends of base are provided with the mount, every group the set up screw hole of mount, the mount is connected with first bolt through the screw hole, the inside of base is provided with the evaporating chamber, the inside of evaporating chamber is provided with the evaporating liquid, the inside of evaporating chamber is located the evaporating liquid and is provided with multiunit heat conduction post, the top of base is provided with multiunit heat dissipation copper pipe, the top of splint is provided with the air intake, the inside of air intake is provided with the filter screen. The utility model discloses a filter screen and splint that set up, splint can keep apart the inside part of structure with the external world, avoid the internals directly to expose in the air, and the filter screen can filter the air that enters into the structure from going into the wind gap, prevents that the dust from covering on the part of inside, reduces radiating efficiency, has effectively solved the dust and has easily entered into the structure in the problem of influencing the radiating efficiency.

Description

Heat radiation structure of communication terminal

Technical Field

The utility model relates to a communication equipment field specifically is a communication terminal's heat radiation structure.

Background

The communication terminal is a direct tool for people to enjoy different information applications, and undertakes various tasks such as providing a good user interface for users, completing required service functions, accessing a communication network and the like. Some of the large communication terminals generate a large amount of heat during operation. How to ensure that the communication terminal can stably operate, temperature control is a relatively critical technology.

The heat radiation structure who commonly uses in the market now, the air-cooling of general adoption contact copper pipe dispels the heat, but the speed that the heat conveyed in the radiator is not good, can't reach good radiating effect, and the air-cooling generally all adds the fan in one side of fin, can't make the fin uniform heat dissipation, radiating effect is poor, and in external dust easily entered into the radiator during the air inlet, can pile up in the fin outside for a long time, influences radiating effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the heat dissipation structure of the communication terminal is provided to solve the problems that the heat dissipation structure is poor in heat transfer effect, low in heat dissipation efficiency and not uniform enough in heat dissipation, and dust easily enters the structure to affect the heat dissipation efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a heat radiation structure of a communication terminal comprises a base, wherein two ends of the base are provided with fixing frames, each group of fixing frames is provided with a threaded hole, the fixed frame is connected with a first bolt through a threaded hole, an evaporation chamber is arranged inside the base, the evaporation chamber is internally provided with evaporation liquid, a plurality of groups of heat conduction columns are arranged in the evaporation liquid in the evaporation chamber, a plurality of groups of heat dissipation copper pipes are arranged at the top end of the base, the number of the heat dissipation copper pipes in each group is two, a heat exchange pipe is arranged at the top end of each group of the heat dissipation copper pipes, the outer side of the heat exchange tube is provided with a radiator, the outer side of the radiator is provided with a plurality of groups of radiating fins, the top of base is located the both sides of heat dissipation copper pipe and is provided with splint, the inside of splint is provided with the fan, the top of splint is provided with the air intake, the inside of air intake is provided with the filter screen.

Preferably, the length of the first bolt is greater than that of a threaded hole of a fixing frame, and the fixing frame is welded on two sides of the base.

Preferably, the top of base is provided with the recess, heat dissipation copper pipe passes through recess and base fixed connection, the inside and the evaporating chamber switch-on that run through the top of base and extend to the base of heat dissipation copper pipe.

Preferably, each group of heat conduction columns are distributed in the evaporation chamber at equal intervals, and the outer sides of the heat conduction columns are arranged to be of a concave-convex structure.

Preferably, the quantity of fin is the multiunit, and the multiunit the fin equidistance distributes in the outside of radiator, the width of fin is two millimeters.

Preferably, two sets of the inside of splint is provided with the multiunit second bolt, the quantity of second bolt is four groups, splint pass through the top of two sets of second bolt fastening at the base, a set of splint pass through two sets of second bolts and a set of splint fixed connection.

Preferably, the air inlet is located right above the radiator, and the length of the air inlet is greater than that of the radiator.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a heat conduction post that sets up, the evaporating chamber, the heat dissipation copper pipe, heat exchange tube and radiator, the base absorbs the heat and constantly heaies up, make the temperature of heat conduction post also constantly rise, the surface of heat conduction post is concave-convex structure, can increase the area of contact with the interior liquid of evaporating chamber, improve heat transfer efficiency, make the evaporating liquid can convert steam into fast, steam rises and gets into in the heat exchange tube heat radiation structure in the heat dissipation copper pipe heat radiation structure, the heat of steam is transmitted to the radiator heat radiation structure through the heat exchange tube heat radiation structure, steam temperature constantly reduces and finally liquefies into evaporating liquid and gets back to the evaporating chamber heat radiation structure again through the heat dissipation copper pipe heat radiation structure, realize the circulation heat dissipation, improve heat transfer efficiency, effectively solved the not good problem of heat transfer effect;

2. the two groups of fans are started through the two groups of fans, the air inlet, the radiator and the radiating fins, air in the structure is discharged, the air in the structure is changed into negative pressure, external air enters the structure through the air inlet at the top end of the structure, air flow passes through the outer side of the radiator, heat of the radiator is taken away through the air flow, so as to reduce the temperature of the radiator, and the multiple groups of radiating fins arranged on the outer side of the radiator can increase the contact area of air and the radiator and improve the radiating efficiency, the air inlet at the top end is arranged right above the radiator to ensure that the airflow can be uniformly distributed around the radiator from the top end of the radiator, and the fans arranged on the two sides can ensure that the airflow enters the structure, the airflow is divided into two groups and discharged from different fans, so that the problem of low radiating efficiency due to uneven radiating is effectively solved;

3. through the filter screen and the splint that set up, splint can keep apart the inside part of structure with the external world, avoid the internals directly to expose in the air, the filter screen can filter the air that enters into the structure from going into the wind gap, prevents that the dust from covering on the part of inside, reduces radiating efficiency, has effectively solved the dust and has easily entered into the structure in the problem of influence radiating efficiency.

Drawings

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

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

fig. 3 is a schematic side sectional view of the present invention;

fig. 4 is a schematic front sectional view of the present invention;

FIG. 5 is a schematic view of the internal structure of the base of the present invention;

fig. 6 is a schematic view of the heat sink structure of the present invention.

In the figure: 1. a base; 2. a fixed mount; 3. a first bolt; 4. a splint; 5. a fan; 6. a second bolt; 7. an air inlet; 8. filtering with a screen; 9. a heat sink; 10. a heat dissipation copper pipe; 11. an evaporation chamber; 12. a heat-conducting column; 13. a heat exchange pipe; 14. and a heat sink.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, a heat dissipation structure of a communication terminal includes a base 1, two ends of the base 1 are provided with fixing frames 2, each fixing frame 2 is provided with a threaded hole, the fixing frame 2 is connected with a first bolt 3 through the threaded hole, an evaporation chamber 11 is arranged inside the base 1, evaporation liquid is arranged inside the evaporation chamber 11, multiple groups of heat conduction columns 12 are arranged inside the evaporation liquid inside the evaporation chamber 11, multiple groups of heat dissipation copper pipes 10 are arranged on the top end of the base 1, the number of the heat dissipation copper pipes 10 in each group is two, a heat exchange pipe 13 is arranged on the top end of each group of heat dissipation copper pipes 10, a heat sink 9 is arranged outside the heat exchange pipe 13, multiple groups of heat dissipation fins 14 are arranged outside the heat sink 9, clamping plates 4 are arranged on two sides of the heat dissipation copper pipes 10 on the top end of the base 1, a fan 5 is.

Please refer to fig. 1 and fig. 3, the length of the first bolt 3 is greater than the length of the threaded hole of the fixing frame 2, and the fixing frame 2 is welded on two sides of the base 1, so that the base 1 can be fixed inside the communication terminal by the first bolt 3, and the base 1 is tightly attached to the circuit board.

Please refer to fig. 2, a groove is formed at the top end of the base 1, the heat dissipation copper tube 10 is fixedly connected with the base 1 through the groove, the heat dissipation copper tube 10 penetrates through the top end of the base 1 and extends to the inside of the base 1 to be communicated with the evaporation chamber 11, so that the steam in the evaporation chamber 11 can enter the heat dissipation copper tube 10 and finally reaches the heat exchange tube 13.

Please refer to fig. 3 and 5, the heat-conducting pillars 12 are equidistantly distributed inside the evaporation chamber 11, and the outer sides of the heat-conducting pillars 12 are configured to be concave-convex structures, so as to increase the contact area between the heat-conducting pillars 12 and the evaporation liquid and improve the heat transfer efficiency of the heat-conducting pillars 12.

Please refer to fig. 6, the number of the heat dissipation fins 14 is plural, the plural sets of heat dissipation fins 14 are equidistantly distributed on the outer side of the heat sink 9, the width of the heat dissipation fins 14 is two millimeters, and the heat dissipation fins 14 can increase the contact area of the remaining air of the heat sink 9, thereby improving the heat dissipation efficiency of the heat sink 9.

Please refer to fig. 5, a plurality of sets of second bolts 6 are disposed inside the two sets of clamping plates 4, the number of the second bolts 6 is four, the clamping plates 4 are fixed on the top end of the base 1 through the two sets of second bolts 6, the one set of clamping plates 4 are fixedly connected with the one set of clamping plates 4 through the two sets of second bolts 6, the clamping plates 4 can be fixed on two sides of the heat dissipation copper pipe 10 through the second bolts 6, and the heat sink 9 can be wrapped inside the clamping plates 4 to reduce the entrance of dust.

Please refer to fig. 5, the air inlet 7 is located right above the heat sink 9, and the length of the air inlet 7 is greater than that of the heat sink 9, so that the wind entering from the air inlet 7 can directly blow to the heat sink 9 to dissipate the heat of the heat sink 9.

The working principle is as follows: firstly, a base 1 is arranged in a communication terminal, and is positioned by a fixing frame 2 and a first bolt 3, the base 1 can be tightly attached to a circuit board of the communication terminal under the condition of not influencing normal work, then, two groups of clamping plates 4 are respectively fixed above the base 1 by a plurality of groups of second bolts 6, an air inlet 7 at the top end of each clamping plate 4 is positioned right above a radiator 9, the communication terminal is started, the circuit board generates heat under the action of current and resistance, the heat is transferred into the base 1, the base 1 absorbs the heat and continuously heats up, so that the temperature of a heat conduction column 12 is continuously raised, the surface of the heat conduction column 12 is of a concave-convex structure, the contact area with liquid in an evaporation chamber 11 can be increased, the heat transfer efficiency is improved, evaporated liquid can be quickly evaporated and converted into steam, the steam rises in a heat dissipation copper pipe 10 and enters a heat exchange pipe 13, and the heat of the steam is transferred into, the steam temperature is reduced continuously and is finally liquefied into evaporation liquid which returns to the evaporation chamber 11 again through the heat dissipation copper pipe 11, so that the circulation heat dissipation is realized, the heat transfer efficiency is improved, meanwhile, two groups of fans 5 are started, the air in the structure is discharged, the air in the structure is changed into negative pressure, the outside air enters the structure through the air inlet 7 at the top end of the structure, the air flow passes through the outer side of the heat sink 9, the heat of the heat sink 9 is taken away through the air flow, so that the temperature of the heat sink 9 is reduced, the contact area between the air and the heat sink 9 can be increased through a plurality of groups of cooling fins 14 arranged at the outer side of the heat sink 9, the heat dissipation efficiency is improved, the air inlet 7 at the top end is arranged right above the heat sink 9, the air flow can be uniformly distributed around the heat sink 9 from the top end of the heat sink 9, the fans 5 arranged at two, and splint 4 can keep apart the inside part of structure with the external world, avoids inside part directly to expose in the air, and the filter screen 8 that sets up in the air intake 7 can filter the air that enters into the structure from going into the wind gap, prevents that the dust from covering on the part of inside, reduces radiating efficiency.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a communication terminal's heat radiation structure, includes base (1), its characterized in that: the heat dissipation device is characterized in that fixing frames (2) are arranged at two ends of the base (1), each fixing frame (2) is provided with a threaded hole, the fixing frames (2) are connected with first bolts (3) through threaded holes, evaporation chambers (11) are arranged inside the base (1), evaporation liquid is arranged inside the evaporation chambers (11), a plurality of groups of heat conduction columns (12) are arranged inside the evaporation liquid inside the evaporation chambers (11), a plurality of groups of heat dissipation copper pipes (10) are arranged at the top end of the base (1), the number of the heat dissipation copper pipes (10) in each group is two, heat exchange pipes (13) are arranged at the top end of each group of the heat dissipation copper pipes (10), a radiator (9) is arranged outside the heat exchange pipes (13), a plurality of groups of radiating fins (14) are arranged outside the radiator (9), and clamping plates (4) are arranged on two sides of the top end, the inside of splint (4) is provided with fan (5), the top of splint (4) is provided with air intake (7), the inside of air intake (7) is provided with filter screen (8).

2. The heat dissipation structure of a communication terminal according to claim 1, wherein: the length of the first bolt (3) is larger than that of a threaded hole of the fixing frame (2), and the fixing frame (2) is welded on two sides of the base (1).

3. The heat dissipation structure of a communication terminal according to claim 1, wherein: the heat dissipation device is characterized in that a groove is formed in the top end of the base (1), the heat dissipation copper pipe (10) is fixedly connected with the base (1) through the groove, and the heat dissipation copper pipe (10) penetrates through the top end of the base (1) and extends to the inside of the base (1) to be communicated with the evaporation chamber (11).

4. The heat dissipation structure of a communication terminal according to claim 1, wherein: every group heat conduction post (12) equidistance distributes in the inside of evaporating chamber (11), the outside of heat conduction post (12) sets up to concave-convex structure.

5. The heat dissipation structure of a communication terminal according to claim 1, wherein: the quantity of fin (14) is the multiunit, and the multiunit fin (14) equidistance distributes in the outside of radiator (9), the width of fin (14) is two millimeters.

6. The heat dissipation structure of a communication terminal according to claim 1, wherein: two sets of the inside of splint (4) is provided with multiunit second bolt (6), the quantity of second bolt (6) is four groups, splint (4) are fixed on the top of base (1) through two sets of second bolt (6), a set of splint (4) are through two sets of second bolt (6) and a set of splint (4) fixed connection.

7. The heat dissipation structure of a communication terminal according to claim 1, wherein: the air inlet (7) is positioned right above the radiator (9), and the length of the air inlet (7) is larger than that of the radiator (9).