CN204705246U

CN204705246U - The heat exchanger of square fin heat pipe

Info

Publication number: CN204705246U
Application number: CN201520342366.7U
Authority: CN
Inventors: 张国利
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-05-18
Filing date: 2015-05-18
Publication date: 2015-10-14
Anticipated expiration: 2025-05-18

Abstract

The heat exchanger of a kind of square fin heat pipe of the utility model is made up of heat pipe and square fin heat pipe; The fin one end that do not have of square fin heat pipe is injected in heat pipe, and square fin heat pipe becomes the angle of 20--90 ° to be fixedly connected with to be fixed as one with heat pipe; Heat pipe is communicated with heating system; Square fin heat pipe is made up of vacuum tube, fin, heat-conducting work medium.Vacuum tube is the square of pipe entirety, or vacuum tube upper end cross section is square shape, and the lower end cross section of vacuum tube is toroidal.The heat exchanger of square fin heat pipe contacts fully with the material of drying tower inside, can directly to material, air heat-exchange heating; Material can be heated uniformly, and its thermal energy conversion efficiency is high, and when the space of formed objects, volume, area of dissipation adds 8--30 doubly, and be conducive to thermal energy conduction heat exchange, expand the heat transfer rate of heat energy, heat energy is well changed, energy-conserving and environment-protective.

Description

The heat exchanger of square fin heat pipe

Technical field

The utility model relates to a kind of finned heat exchanger, specifically a kind of heat exchanger of square fin heat pipe.

Background technology

Now the heat energy of grain drying tower is commercially all the outer calandria heat exchanger heat exchange of tower, heat dissipation equipment in tower carries out heat radiation heating with calandria heat exchanger, but the large area of dissipation of their heat exchanger volume is little, heat transfer efficiency is low, heat energy loss in heat transfer process is large, and the power of conduction heat energy also needs very high-power.

The fin heat pipe heat exchanger patent No. (2014207063492) of the patent drying tower of my invention, it is made up of heat pipe and fin heat pipe, and the fin one end that do not have of fin heat pipe is injected in heat pipe.Because fin heat pipe is circular, fin is little by the spacing of fin of fin heat pipe, layout is not easy to control greatly, in drying tower to extend out the spacing of fin, at drying materials in tenesmus process, the gap of some places fin and fin is little, the gap of some places fin and fin is large, causes being heated of material uneven, the quality of material that impact is dried and drying rate.

Summary of the invention

Problem to be solved in the utility model is the deficiency overcoming prior art existence, on the basis of the fin heat pipe heat exchanger of drying tower, do and further improve upgrading, a kind of heat exchanger of square fin heat pipe is provided, have adjusted the radiating surface uniformity, expand heat conduction heat exchange amount, improve heat radiation heat transfer rate.

In order to arrive above-mentioned purpose, the utility model is achieved through the following technical solutions: a kind of heat exchanger of square fin heat pipe is made up of heat pipe and square fin heat pipe.

The fin one end that do not have of described square fin heat pipe is injected in heat pipe, and square fin heat pipe becomes the angle of 20-90 ° to be fixedly connected with to be fixed as one with heat pipe.

Described heat pipe is communicated with heating system; The heat energy of heating system carrys out heat conduction by the heat conduction carrier in heat pipe; Described heat conduction carrier is water or oily or gas.

Described square fin heat pipe is made up of vacuum tube, fin, heat-conducting work medium.

Described vacuum tube is metal sealing device, and the thickness of its tube wall, tightness need to arrive withstand voltage, the gastight requirement of vacuum.

Described vacuum tube is metal tube, and the two ends up and down of metal tube are end socket sealings.

1, vacuum tube is the square of pipe entirety, or vacuum tube upper end is square shape, and the lower end of vacuum tube is toroidal.

2, described vacuum tube upper end is square shape; Square inside is toroidal.Outside is square shape.

Heat-conducting work medium is had in the inner chamber of 3, vacuum tube.

4, the external diameter of vacuum tube is 10-100mm, and the length of vacuum tube is 300-2000mm.

Described heat-conducting work medium is sealed in vacuum tube; The intraductal atmospheric pressure of vacuum tube requires according to the difference of gasification temperature the negative pressure pressure that setting is different, after also needing the gasification vapo(u)rous degree in design con-trol vacuum tube, adds corresponding appropriate heat-conducting work medium; Cited heat-conducting work medium just wherein a part of heat-conducting work medium, heat-conducting work medium is water, or acetone, or the heat-conducting work medium such as ethanol.

Fin is installed in the both sides at the square shape position, upper end of described vacuum tube, and the lower end of vacuum tube is inserted in heat pipe pipe.Fin on vacuum tube, for increasing heat exchange area, improves heat conduction, heat transfer rate.

1, fin and vacuum tube are connected and fixed and are integrated, and its connection status is longitudinally connect.

2, different according to dried material, the spacing between fin and fin is exactly the outside dimension 10-100mm of heat pipe, and the thickness of fin is 1-5mm, and the height of fin is 10-50mm, and the length of fin is 220-1800mm.

The utility model has following beneficial effect compared with existing heat abstractor: a kind of heat exchanger of square fin heat pipe contacts fully with the material of drying tower inside, can directly to material, air heat-exchange heating; Material can be heated uniformly, and its thermal energy conversion efficiency is high, and when the space of formed objects, volume, area of dissipation adds 8-30 doubly, and be conducive to thermal energy conduction heat exchange, expand the heat transfer rate of heat energy, heat energy is well changed, energy-conserving and environment-protective.

Accompanying drawing illustrates:

Fig. 1, structural representation for the heat exchanger of the square fin heat pipe of the utility model;

Fig. 2, structural representation for the square fin heat pipe of the heat exchanger of the square fin heat pipe of the utility model;

Fig. 3, cross section view for the square fin heat pipe of the heat exchanger of the square fin heat pipe of the utility model.

Detailed description of the invention:

Below in conjunction with drawings and Examples, the utility model is described further.

Embodiment:

As shown in Figure 1: the heat exchanger of square fin heat pipe is made up of heat pipe (6) and square fin heat pipe (4).

The fin one end that do not have of described square fin heat pipe (4) is injected in heat pipe (6), and square fin heat pipe (4) becomes the angle of 20 °-90 ° to be fixedly connected with heat pipe (6) to be fixed as one.

Described heat pipe (6) is communicated with heating system; The heat energy of heating system carrys out heat conduction by the heat-carrying heat conduction carrier (5) in heat pipe (6).

As shown in Figure 2: square fin heat pipe (4) is made up of vacuum tube (1), fin (3), heat-conducting work medium (2).

Described vacuum tube (1) is metal sealing device;

1, vacuum tube (1) is metal tube, and the two ends up and down of metal tube are end socket sealings; The cross section of vacuum tube (1) is toroidal.

2, vacuum tube (1) upper end is square shape, and the lower end of vacuum tube (1) is toroidal.

3, fin (3) is installed in the both sides at the square shape position, upper end of vacuum tube (1); Fin (3) and vacuum tube (1) are connected and fixed and are integrated, and its connection status is longitudinally connect.

4, have heat-conducting work medium (2) in vacuum tube (1) inner chamber, heat-conducting work medium (2) is water;

As shown in Figure 3 be the cross section view of the square fin heat pipe (4) of the heat exchanger of square fin heat pipe: the inside of described vacuum tube (1) upper end square shape is toroidal, and the outside of vacuum tube (1) upper end square shape is square shape.

1, the external diameter of vacuum tube (1) is 50mm, and the length of vacuum tube (1) is 600mm.

2, fin (3) is 50mm with the spacing of fin (3), and the thickness of fin (3) is 2mm, and the height of fin (3) is 30mm, and the length of fin (3) is 500mm.

Above embodiment just understands preparation method of the present utility model and core concept thereof for helping; concrete enforcement is not limited to above-mentioned concrete embodiment; those skilled in the art is from above-mentioned design; without performing creative labour; the design variation made, all drops on protection domain of the present utility model.

Claims

1. a heat exchanger for square fin heat pipe, is characterized in that: the heat exchanger of square fin heat pipe is made up of heat pipe (6) and square fin heat pipe (4);

Described heat pipe (6) is communicated with heating system, and the heat energy of heating system carrys out heat conduction by the heat conduction carrier (5) in heat pipe (6);

Described square fin heat pipe (4) is made up of vacuum tube (1), fin (3), heat-conducting work medium (2);

Described vacuum tube (1) is metal tube, and the two ends up and down of metal tube are end socket sealings;

Heat-conducting work medium (2) is had in described vacuum tube (1) inner chamber;

Fin (3) is had above the both sides at the square shape position, vacuum tube (1) upper end of described square fin heat pipe (4).

2. the heat exchanger of a kind of square fin heat pipe according to claim 1, it is characterized in that: the one end of fin (3) that do not have of square fin heat pipe (4) is injected in heat pipe (6), square fin heat pipe (4) becomes the angle state of 20 °-90 ° to be connected and fixed with heat pipe (6) to be integrated.

3. the heat exchanger of a kind of square fin heat pipe according to claim 1, is characterized in that: the pipe entirety of vacuum tube (1) is square; Or vacuum tube (1) upper end is square shape, the lower end of vacuum tube (1) is toroidal;

Vacuum tube (1) upper end is the inside of square shape is toroidal, and vacuum tube (1) upper end is the outside of square shape is square shape.

4. the heat exchanger of a kind of square fin heat pipe according to claim 1, is characterized in that: the external diameter of vacuum tube (1) is 10-100mm, and the length of vacuum tube (1) is 300-2000mm.

5. the heat exchanger of a kind of square fin heat pipe according to claim 1, is characterized in that: fin (3) and vacuum tube (1) are connected and fixed and are integrated, and its connection status is longitudinally connect.

6. the heat exchanger of a kind of square fin heat pipe according to claim 1, it is characterized in that: the spacing between fin (3) and fin (3) is 10-100mm, the thickness of fin (3) is 1-5mm, the height of fin (3) is 10-50mm, and the length of fin (3) is 220-1800mm.