CN212620328U

CN212620328U - Plate type heat exchange fin

Info

Publication number: CN212620328U
Application number: CN202021371322.4U
Authority: CN
Inventors: 鲁克斌; 丁久保
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-02-26
Anticipated expiration: 2030-07-14

Abstract

The utility model provides a plate heat transfer fin, it is including being platelike fin body, the at least side of fin body is equipped with the arch along its length direction and is sinusoidal corrugated heat transfer portion, this heat transfer fin is platelike, the at least side of heat transfer fin is formed with sinusoidal corrugated heat transfer portion, the heat transfer area has been increaseed to the rule, easily processing forms, the heat exchange efficiency is improved, especially, be fit for being applied to on tubular air electric heater, neither hinder the transmission of wind, the area of contact with wind has been increaseed again, make wind energy rapid heating up.

Description

Plate type heat exchange fin

[ technical field ] A method for producing a semiconductor device

The utility model relates to a heat transfer fin field especially relates to a plate heat transfer fin.

[ background of the invention ]

Heat exchange fins are usually arranged on some heat exchange devices needing to increase heat exchange area, the shape of the heat exchange fins has great influence on the heat exchange effect, the existing heat exchange fins are smooth in surface, single in structural appearance and poor in heat exchange effect. Therefore, there is a need for further improvements to existing heat exchanger fins.

[ Utility model ] content

The utility model aims at overcoming above-mentioned problem, provide a plate heat transfer fin, this heat transfer fin surface design has the heat transfer portion, has increaseed heat transfer area, has promoted heat transfer fin's heat exchange efficiency.

In order to achieve the above object, the present invention provides a plate type heat exchange fin, which comprises a plate-shaped fin body, wherein at least one side of the fin body is provided with a heat exchange portion protruding in a sine wave shape along the length direction of the fin body.

In one or more embodiments, the fin body is further provided with a convex arc-shaped heat exchange surface on a side surface of the heat exchange portion, and at least a part of the heat exchange portion is disposed on the arc-shaped heat exchange surface.

In one or more embodiments, the wavelength of the heat exchanging part is r, and r is 68-73 mm.

In one or more embodiments, the fin body has a thickness of 0.8-1.2 mm.

In one or more embodiments, the heat exchanging part is formed on the fin body by stamping.

In one or more embodiments, the fin body is rectangular.

Compared with the prior art, the utility model the effect that exists is: the heat exchange fin is plate-shaped, at least one side surface of the heat exchange fin is provided with the sine-wave-shaped heat exchange part, the heat exchange area is regularly increased, the heat exchange fin is easy to process and form, the heat exchange efficiency is improved, and the heat exchange fin is particularly suitable for being applied to a tubular air electric heater, does not obstruct the transmission of wind, increases the contact area with the wind, and enables the wind energy to be heated quickly.

[ description of the drawings ]

FIG. 1 is a front view of a plate heat exchange fin according to an embodiment of the present invention;

fig. 2 is the schematic view of the three-dimensional structure of the plate heat exchange fin of the embodiment of the present invention.

[ detailed description ] embodiments

In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a plate type heat exchange fin, which comprises a plate type fin body 1, wherein at least one side surface of the fin body 1 is provided with a heat exchange portion 2 protruding in a sine wave shape along the length direction thereof, the heat exchange portion 2 is formed on the fin body 1 by stamping, correspondingly, the other side surface of the fin body 1 opposite to the heat exchanging part 2 is provided with a concave area which is corresponding to the heat exchanging part 2 and is in a sine wave shape, the punch forming is easy to produce, and the whole structure has good stability, compact structure and good heat conductivity, the heat exchange fin of the embodiment, it is sinusoidal wavy heat transfer portion 2 can be regular, effectual increase heat transfer fin's heat transfer area through setting up the arch, strengthens heat exchange efficiency, especially to tubular air electric heater, evenly sets up heat transfer fin circumference in the lumen, can heat the cold wind of ventilation more fast.

The fin body 1 is located still to be equipped with bellied arc heat transfer surface 3 on the side of heat transfer portion 2, at least a part of heat transfer portion 2 sets up on arc heat transfer surface 3, further increases heat transfer area, promotes heat exchange efficiency.

Preferably, the wavelength of the heat exchanging part 2 is r, r is 68-73mm, preferably 71mm, and the distance between the wave crests of the heat exchanging part 2 at the wavelength is appropriate, the wind resistance is appropriate, the friction coefficient is good, and the heat transfer efficiency is good. The thickness of the fin body 1 is 0.8-1.2mm, the thickness of 1mm is preferably adopted, the heat exchange fin with the thickness has the advantages of moderate thickness, reasonable production cost and good heat exchange effect, and the influence on wind transmission caused by overlarge cross sectional area is avoided.

The fin body 1 is rectangular, and the rectangular fins are conventional heating fins, so that the fin is easy to process, simple in structure and good in heat exchange effect.

In addition to the above embodiments, the present invention can also have other embodiments, and the technical solutions formed by equivalent replacement or equivalent transformation are adopted and all fall within the protection scope of the present invention.

Claims

1. A plate heat exchange fin is characterized in that: the fin comprises a plate-shaped fin body (1), wherein at least one side surface of the fin body (1) is provided with a heat exchange part (2) with a raised sine wave shape along the length direction.

2. A plate heat exchanger fin according to claim 1, wherein: the fin body (1) is also provided with a raised arc-shaped heat exchange surface (3) on the side surface of the heat exchange part (2), and at least one part of the heat exchange part (2) is arranged on the arc-shaped heat exchange surface (3).

3. A plate heat exchanger fin according to claim 1, wherein: the wavelength of the heat exchanging part (2) is r, and r is 68-73 mm.

4. A plate heat exchanger fin according to any one of claims 1 to 3, wherein: the thickness of the fin body (1) is 0.8-1.2 mm.

5. A plate heat exchanger fin according to any one of claims 1 to 3, wherein: the heat exchanging part (2) is formed on the fin body (1) through stamping.

6. A plate heat exchanger fin according to any one of claims 1 to 3, wherein: the fin body (1) is rectangular.