Internal helical tooth thread heat exchange tube capable of improving turbulence intensity

Abstract

The utility model discloses an inner helical tooth thread heat exchange tube for improving turbulence intensity, which comprises a heat exchange tube body, an inner flow groove is arranged on the inner wall of the heat exchange tube body, a support frame is fixedly connected to the inner wall of the heat exchange tube body, a central column is fixedly connected to the inner wall of the support frame, an outer flow groove is arranged on the outer wall of the central column, and the inner flow groove is communicated with the outer flow groove. The heat exchange tube body is provided with an inner flow groove and an outer flow groove, the inner flow groove is distributed in a thread shape, the supporting frames are distributed in a * shape, the multiple supporting frames are distributed on the inner wall of the heat exchange tube body at equal intervals, the center column is connected with the supporting frames in a penetrating mode, and the supporting frames are connected with the center column in a welded mode. The inner flowing grooves and the outer flowing grooves are oppositely distributed, so that the overall turbulence intensity is effectively improved, the heat exchange efficiency is improved, and the problem of low heat exchange efficiency is solved.

Description

Technical Field

[0001] The utility model belongs to the technical direction of heat exchange tubes, and particularly relates to an internal helical-thread heat exchange tube for improving the turbulence intensity. Background Art

[0002] The heat exchange tube is one of the components of the heat exchanger, which is placed inside the cylinder body and used for the heat exchange between two media. It has high thermal conductivity and good isothermal property. It is a device that can quickly transfer heat energy from one point to another with almost no heat loss. Therefore, it is called a heat transfer superconductor, and its thermal conductivity coefficient is thousands of times that of copper.

[0003] When the existing heat exchange tube is in use, the turbulence intensity of the internal fluid is not high, which affects the heat exchange efficiency. This phenomenon has become an urgent problem to be solved by those skilled in the art. Therefore, there is an urgent need for an internal helical-thread heat exchange tube for improving the turbulence intensity to solve the above-mentioned problems. Summary of the Utility Model

[0004] The purpose of the utility model is to provide an internal helical-thread heat exchange tube for improving the turbulence intensity for the existing device, so as to solve the problems raised in the above background art.

[0005] To solve the above technical problems, the utility model provides the following technical solution: an internal helical-thread heat exchange tube for improving the turbulence intensity, including a heat exchange tube body. An internal flow groove is provided on the inner wall of the heat exchange tube body. A support frame is fixedly connected to the inner wall of the heat exchange tube body. A central column is fixedly connected to the inner wall of the support frame. An external flow groove is provided on the outer wall of the central column. By providing the heat exchange tube body, the internal flow groove, the support frame, the central column and the external flow groove, and through the opposite distribution of the internal flow groove and the external flow groove, the overall turbulence intensity is effectively improved, thereby improving the heat exchange efficiency, solving the problem of slow heat exchange efficiency, meeting the working needs of people, and being worthy of popularization and use.

[0006] Furthermore, the internal flow groove is distributed in a spiral shape, which is beneficial to generating disturbances in the fluid.

[0007] Furthermore, the support frame is distributed in a "*" shape, and a plurality of support frames are evenly distributed on the inner wall of the heat exchange tube body at equal intervals. The central column is connected through the support frame, and the support frame and the central column are welded together, which facilitates the support of the central column.

[0008] Furthermore, the central column and the heat exchange tube body are located on the same axial center line, which facilitates the effective flow of the fluid.

[0009] Furthermore, the external flow groove is distributed in a spiral shape, and the external flow groove and the internal flow groove are distributed in opposite spiral directions, thereby improving the turbulence intensity.

[0010] Compared with the prior art, the beneficial effects achieved by the present utility model are as follows: In the present utility model,

[0011] (1) By providing a heat exchange tube body, an inner flow groove, a support frame, a central column and an outer flow groove, through the arrangement of the inner flow groove and the outer flow groove in opposite distributions, the overall turbulence intensity is effectively increased, thereby improving the heat exchange efficiency, solving the problem of slow heat exchange efficiency, meeting the work requirements of people, and being worthy of popularization and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The drawings are used to provide a further understanding of the present utility model and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model and do not constitute a limitation to the present utility model. In the drawings:

[0013] Figure 1 is a three-dimensional sectional view of the present utility model;

[0014] Figure 2 is a front view of the present utility model;

[0015] Figure 3 is an overall structural view of the present utility model.

[0016] In the figures: 1, heat exchange tube body; 2, inner flow groove; 3, support frame; 4, central column; 5, outer flow groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] The following further non-limiting detailed description of the technical solution of the present utility model is made in conjunction with the preferred embodiments and their accompanying drawings. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0018] Please refer to Figures 1-3 , the present utility model provides a technical solution: An internally helical-threaded heat exchange tube for increasing turbulence intensity, comprising a heat exchange tube body 1, an inner flow groove 2 is formed on the inner wall of the heat exchange tube body 1, a support frame 3 is fixedly connected to the inner wall of the heat exchange tube body 1, a central column 4 is fixedly connected to the inner wall of the support frame 3, and an outer flow groove 5 is formed on the outer wall of the central column 4. By providing the heat exchange tube body 1, the inner flow groove 2, the support frame 3, the central column 4 and the outer flow groove 5, through the arrangement of the inner flow groove 2 and the outer flow groove 5 in opposite distributions, the overall turbulence intensity is effectively increased, thereby improving the heat exchange efficiency, solving the problem of slow heat exchange efficiency, meeting the work requirements of people, and being worthy of popularization and use.

[0019] Furthermore, the inner flow channels 2 are distributed in a spiral shape, which is beneficial to generating disturbances in the fluid.

[0020] Furthermore, the support frames 3 are distributed in a "*" shape, and a number of support frames 3 are evenly distributed on the inner wall of the heat exchange tube body 1 at equal intervals. The central column 4 is connected through the support frames 3, and the support frames 3 are welded to the central column 4, which facilitates the support of the central column 4.

[0021] Furthermore, the central column 4 and the heat exchange tube body 1 are located on the same axial center line, which facilitates the effective flow of the fluid.

[0022] Furthermore, the outer flow channels 5 are distributed in a spiral shape, and the outer flow channels 5 are distributed with a spiral direction opposite to that of the inner flow channels 2, thereby increasing the turbulence intensity.

[0023] During use, the fluid first generates disturbances through the spiral arrangement of the inner flow channels 2, thereby forming turbulence, and through the spiral arrangement opposite to that of the outer flow channels 5, the disturbance intensity of the fluid is increased, and then the formed turbulence intensity is increased, further increasing the turbulence intensity of the fluid, thereby enabling the fluid to perform efficient heat exchange, and further improving the heat exchange efficiency.

[0024] In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present invention.

[0025] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting them. Although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A heat exchange tube with internal helical teeth and threads for improving turbulence intensity, comprising a heat exchange tube body (1), characterized in that: The inner wall of the heat exchange tube body (1) is provided with an inner flow groove (2), the inner wall of the heat exchange tube body (1) is fixedly connected to a support frame (3), the inner wall of the support frame (3) is fixedly connected to a center column (4), and the outer wall of the center column (4) is provided with an outer flow groove (5).

2. The internally helical threaded heat exchange tube for improving turbulence intensity according to claim 1, characterized in that: The inner flow grooves (2) are distributed in a threaded shape.

3. The internally helical threaded heat exchange tube for improving turbulence intensity according to claim 1, characterized in that: The support frames (3) are distributed in the shape of an "*", and a plurality of support frames (3) are distributed at equal intervals on the inner wall of the heat exchange tube body (1).

4. The internally helical threaded heat exchange tube for improving turbulence intensity according to claim 1, characterized in that: The central column (4) and the support frame (3) are connected through-connection, and the support frame (3) and the central column (4) are connected by welding.

5. The internally helical threaded heat exchange tube for improving turbulence intensity according to claim 1, characterized in that: The central column (4) and the heat exchange tube body (1) are located on the same axial center line.

6. The internally helical threaded heat exchange tube for improving turbulence intensity according to claim 1, characterized in that: The outer flow groove (5) is distributed in a threaded shape, and the outer flow groove (5) and the inner flow groove (2) are distributed in opposite thread directions.

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