CN213543334U

CN213543334U - Novel heat exchanger

Info

Publication number: CN213543334U
Application number: CN202022539418.3U
Authority: CN
Inventors: 李星
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-06-25
Anticipated expiration: 2030-11-05

Abstract

The utility model discloses a novel heat exchanger, which relates to the technical field of heat exchangers and comprises at least one cylindrical base pipe, wherein a plurality of inner fins are arranged along the inner wall of the base pipe, and a plurality of outer fins are arranged along the outer wall of the base pipe; and the adjacent base pipes are connected end to end. The device has simple structure, can adapt to different application environment requirements by multi-section connection, and has good heat exchange effect.

Description

Novel heat exchanger

Technical Field

The utility model belongs to the technical field of the heat exchanger technique and specifically relates to a novel heat exchanger.

Background

The heat exchanger is a device for transferring partial heat of hot fluid to cold fluid, is also called as a heat exchanger, plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical production, and is widely applied. The current heat exchanger structure type has the multiple, and the heat transfer effect differs, and current heat exchanger generally all uses plate heat exchanger, and this heat exchanger heat transfer is effectual, but the steam flow through the heat exchanger is little, often can not satisfy the requirement of efficiency.

In view of the above, there is an urgent need for a new technology to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide a novel heat exchanger, adopt the design of multistage formula, the main part is formed by a plurality of parent tube interconnect, and the inner wall and the outer wall of every parent tube evenly are provided with a plurality of fins. The device has simple structure, can adapt to different application environment requirements by multi-section connection, and has good heat exchange effect.

In order to realize the purpose of the utility model, the utility model provides a following technical scheme:

a novel heat exchanger comprises at least one cylindrical base pipe, wherein a plurality of inner fins are arranged along the inner wall of the base pipe, and a plurality of outer fins are arranged along the outer wall of the base pipe; and the adjacent base pipes are connected end to end.

Preferably, the number of the outer fins is not less than the number of the inner fins.

Preferably, the width of the outer fin is larger than that of the inner fin, and the length of the outer fin is the same as that of the inner fin.

Preferably, the number of the inner fins is 10-20, and the number of the outer fins is 12-28.

Preferably, the inner fins and the outer fins are respectively arranged symmetrically with respect to the axis of the base pipe.

Preferably, the distance from the side edge of the inner fin or the outer fin to the end port adjacent to the base pipe is 10-20 mm; the wall thickness of the base pipe is 2-6 mm, and the outer diameter of the base pipe is 80-90 mm; the width of the inner fin is 15-28 mm, the length of the inner fin is 80-90 mm, and the thickness of the inner fin is 1-5 mm; the width of outer fin is 20 ~ 50mm, the length of outer fin is 80 ~ 90mm, the thickness of outer fin is 1 ~ 5 mm.

Preferably, the inner fin, the base pipe and the outer fin are integrally cast.

Preferably, the inner fin, the base tube and the outer fin are made of metal materials with high temperature resistance, corrosion resistance and high heat conductivity.

Preferably, 6-12 base pipes are arranged, and adjacent base pipes are welded with each other.

Preferably, the length of the base pipe at both ends is greater than the length of the base pipe at the middle section.

Advantageous effects

The utility model provides a novel heat exchanger adopts the design of multistage formula, and the main part is formed by a plurality of parent tube interconnect, and the inner wall of every parent tube is provided with a plurality of inner fins, and the outer wall is provided with a plurality of outer fins. The device has simple structure, can adapt to different application environment requirements by multi-section connection, and has good heat exchange effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a perspective view of a novel heat exchanger according to the present invention;

fig. 2 is a front view of the novel heat exchanger according to the present invention;

fig. 3 is a side view of the novel heat exchanger according to the present invention;

fig. 4 is a schematic view of the installation of the outer fin of the novel heat exchanger according to the present invention;

fig. 5 is the installation schematic diagram of the inner fin and the outer fin of the novel heat exchanger.

Graphic notation:

1-base tube, 2-inner fin and 3-outer fin.

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.

As shown in fig. 1-5, the main body of the novel heat exchanger is formed by at least one cylindrical base pipe 1 which is connected with each other in a welding mode or screwed through threads on the inner wall and the outer wall, a plurality of inner fins 2 are arranged on the inner wall of the base pipe 1, and a plurality of outer fins 3 are arranged on the outer wall of the base pipe 1.

As optimization of the present embodiment, the number of the outer fins 3 is not less than the number of the inner fins 2;

the width of the outer fin 3 is larger than that of the inner fin 2, and the length of the outer fin 3 is the same as that of the inner fin 2.

The number of the inner fins 2 is 10-20, and the number of the outer fins 3 is 12-28; for the sake of beauty, the intervals between the adjacent inner fins 2 or the outer fins 3 may be set to be the same.

The inner fins 2 and the outer fins 3 are respectively arranged symmetrically with respect to the axis of the base tube 1.

As a further optimization of the present embodiment,

the distance from the side edge of the inner fin 2 or the outer fin 3 to the port adjacent to the base tube 1 is 10-20 mm;

the wall thickness of the base tube 1 is 2-6 mm, and the outer diameter of the base tube 1 is 80-90 mm; 6-12 base tubes 1 are provided;

the width of the inner fin 2 is 15-28 mm, the length of the inner fin 2 is 80-90 mm, and the thickness of the inner fin 2 is 1-5 mm;

the width of outer fin 3 is 20 ~ 50mm, the length of outer fin 3 is 80 ~ 90mm, the thickness of outer fin 3 is 1 ~ 5 mm.

In the heat exchanger, the inner fin 2, the base pipe 1 and the outer fin 3 are integrally cast.

The inner fin 2, the base tube 1 and the outer fin 3 are made of high-temperature-resistant, corrosion-resistant and high-heat-conductivity metal materials, such as SUS304 stainless steel, 316L stainless steel, 309S stainless steel, 310S stainless steel and the like.

As shown in fig. 1 and 2, in the present embodiment, there are 11 base pipes 1, and adjacent base pipes 1 are welded to each other; the number of the inner fins 2 on the inner wall of the base tube 1 is 15, and the number of the outer fins 3 on the outer wall of the base tube 1 is 24; in order to facilitate the installation of the heat exchanger, the length of the base pipe 1 positioned at the two ends is greater than that of the base pipe 1 positioned at the middle section, so that the base pipe is convenient to be fixed with an external support body.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A novel heat exchanger is characterized in that: the device comprises at least one cylindrical base pipe (1), wherein a plurality of inner fins (2) are arranged along the inner wall of the base pipe (1), and a plurality of outer fins (3) are arranged along the outer wall of the base pipe (1); the adjacent base pipes (1) are connected end to end.

2. The novel heat exchanger of claim 1, wherein: the number of the outer fins (3) is not less than that of the inner fins (2).

3. The novel heat exchanger of claim 2, wherein: the width of the outer fin (3) is larger than that of the inner fin (2), and the length of the outer fin (3) is the same as that of the inner fin (2).

4. The novel heat exchanger of claim 1, wherein: the number of the inner fins (2) is 10-20, and the number of the outer fins (3) is 12-28.

5. The novel heat exchanger of claim 4, wherein: the inner fins (2) and the outer fins (3) are respectively arranged symmetrically with the axis of the base pipe (1).

6. The novel heat exchanger of claim 5, wherein: the distance from the side edge of the inner fin (2) or the outer fin (3) to the port adjacent to the base pipe (1) is 10-20 mm; the wall thickness of the base pipe (1) is 2-6 mm, and the outer diameter of the base pipe (1) is 80-90 mm; the width of the inner fin (2) is 15-28 mm, the length of the inner fin (2) is 80-90 mm, and the thickness of the inner fin (2) is 1-5 mm; the width of outer fin (3) is 20 ~ 50mm, the length of outer fin (3) is 80 ~ 90mm, the thickness of outer fin (3) is 1 ~ 5 mm.

7. The novel heat exchanger of claim 1, wherein: the inner fin (2), the base pipe (1) and the outer fin (3) are integrally cast and formed.

8. The novel heat exchanger of claim 7, wherein: the inner fins (2), the base tube (1) and the outer fins (3) are all made of metal materials with high temperature resistance, corrosion resistance and high heat conductivity.

9. The novel heat exchanger of claim 1, wherein: the number of the base pipes (1) is 6-12, and the base pipes (1) are welded with each other.

10. The novel heat exchanger of claim 9, wherein: the length of the base pipe (1) at the two ends is greater than that of the base pipe (1) in the middle section.