Thin-wall titanium heat exchange tube

Abstract

The utility model discloses a thin-wall titanium heat exchange tube, which comprises a heat exchange tube main body, a heat exchange tube outer sleeve and a heat exchange inner sleeve, two ends of the heat exchange tube main body are respectively provided with a water inlet pipe and a water outlet pipe, the end parts of the water inlet pipe and the water outlet pipe are respectively provided with a pipe connecting head, and the heat exchange inner sleeve is sleeved on a straight pipe of the heat exchange tube main body. A heat exchange pipe outer sleeve is arranged on the outer side of the heat exchange inner sleeve. The water inlet pipe and the water outlet pipe are arranged at the two ends of the heat exchange pipe body respectively, the pipe connectors are arranged at the ends of the water inlet pipe and the water outlet pipe, the heat exchange pipe body can be conveniently connected with a pipeline through the pipe connectors, heat exchange control is facilitated, the titanium thin-wall layer is arranged on the inner layer of the heat exchange pipe body, and the heat transfer efficiency can be improved through the titanium thin-wall layer. A heat exchange inner sleeve is sleeved on the outer side of the heat exchange tube main body, an elastic tube opening is arranged at the end part of the heat exchange inner sleeve, four expansion interfaces are arranged at the end opening of the elastic tube opening, the heat exchange inner sleeve and the heat exchange tube main body can be conveniently assembled through the expansion interfaces, and a plurality of heat exchange tube outer sleeves are arranged on the heat exchange inner sleeve.

Description

Technical Field

[0001] The utility model relates to the relevant field of thin-wall titanium heat exchange tubes, in particular to a thin-wall titanium heat exchange tube. Background Art

[0002] Thin-walled titanium heat exchange tubes are used for heat exchange control. Heat exchange tubes are one of the components of heat exchangers. They are placed inside the cylinder and are used for heat exchange between two media. In addition to plain tubes, heat exchangers can also use a variety of enhanced heat transfer tubes, such as finned tubes, threaded tubes, spiral grooved tubes, etc. When the heat transfer coefficients on both sides of the inner diameter of the tube differ greatly, the fins of the finned tube should be arranged on the side with a low heat transfer coefficient;

[0003] For example, the authorized patent with publication number CN217977819U (heat exchange tubes that are easy to splice): including a tube body, a first fixing ring is provided on one side of the tube body, a first connecting ring is provided on the side of the first fixing ring away from the tube body, an external thread is provided on the outer side of the first connecting ring, a second fixing ring is provided on the side of the tube body away from the first fixing ring, a connecting plate is sleeved on the outer side of the tube body, the outer side of the connecting plate is fixedly connected to the second connecting ring, the inner side of the second connecting ring is provided with an internal thread, and the first connecting ring and the second connecting ring are fixedly connected by threads. This type of aluminum tube has a simple structure, is easy to operate, has high sealing performance, has excellent corrosion resistance, is easy to install and disassemble between adjacent aluminum tubes, and effectively improves the convenience of connection between tube bodies;

[0004] The heat exchange effect of the above-mentioned prior art is not comprehensive enough, and the heat exchange tube is an integral type, which cannot change the heat exchange intensity and efficiency. In addition, the tube wall is thick, the heat transfer capacity is insufficient, and the heat exchange jacket cannot be installed, and the functionality is insufficient. Utility Model Content

[0005] The purpose of the utility model is to provide a thin-walled titanium heat exchange tube to solve the problems proposed in the above background technology that the heat exchange effect is not comprehensive enough, the heat exchange tube adopts an integral type, the heat exchange intensity and efficiency cannot be changed, the tube wall is thick, the heat transfer capacity is insufficient, the heat exchange jacket cannot be installed, and the functionality is insufficient.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a thin-walled titanium heat exchange tube, comprising a heat exchange tube body, a heat exchange tube outer sleeve and a heat exchange inner sleeve, wherein a water inlet pipe and a drain pipe are respectively arranged at both ends of the heat exchange tube body, and connecting pipe heads are arranged at the ends of the water inlet pipe and the drain pipe, a heat exchange inner sleeve is arranged at the straight pipe of the heat exchange tube body, and a heat exchange tube outer sleeve is arranged on the outside of the heat exchange inner sleeve.

[0007] In a further embodiment, a plurality of heat exchange fins are provided on the outer side of the heat exchange tube outer sleeve, and the heat exchange tube outer sleeve and the heat exchange inner sleeve are configured as an integral structure.

[0008] In a further embodiment, a threaded sleeve is provided at the end of the connecting pipe head, and the threaded sleeve is fixed to the ends of the water inlet pipe and the drain pipe by threads.

[0009] In a further embodiment, a liquid guiding cavity is provided inside the heat exchange tube body, and a titanium thin wall layer is provided on the inner wall of the liquid guiding cavity.

[0010] In a further embodiment, both ends of the heat exchange inner sleeve are provided with elastic pipe openings, and the elastic pipe openings are provided with four expansion interfaces.

[0011] In a further embodiment, the inner layer of the heat exchange inner sleeve is provided with a heat transfer layer, and the heat transfer layer is tightly fitted to the outer wall of the heat exchange tube body.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The heat exchange tube body of the utility model is provided with a water inlet pipe and a drain pipe at both ends, and connecting heads are provided at the ends of the water inlet pipe and the drain pipe, which are convenient for connecting them with the pipeline to facilitate heat exchange control. A titanium thin wall layer is provided on the inner layer of the heat exchange tube body, which can improve the heat transfer efficiency.

[0014] 2. A heat exchange inner sleeve is sleeved on the outside of the heat exchange tube body of the utility model, an elastic pipe mouth is provided at the end of the heat exchange inner sleeve, and four expansion interfaces are provided at the port of the elastic pipe mouth, through which the heat exchange inner sleeve and the heat exchange tube body are conveniently assembled, a plurality of heat exchange tube outer sleeves are provided on the heat exchange inner sleeve, so that the heat exchange effect can be improved, and a plurality of heat exchange fins are provided on the heat exchange tube outer sleeve, through which the heat exchange efficiency can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of a thin-walled titanium heat exchange tube of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the heat exchange inner sleeve of the utility model;

[0017] Figure 3 This is a schematic diagram of the structure of the pipe head of the utility model;

[0018] Figure 4 It is a cross-sectional view of the elastic pipe mouth of the utility model;

[0019] Figure 5 It is a structural schematic diagram of part A of the utility model.

[0020] In the figure: 1. Heat exchange tube body; 2. Pipe joint; 3. Water inlet pipe; 4. Drain pipe; 5. Heat exchange tube outer sleeve; 6. Heat exchange fins; 7. Elastic pipe mouth; 8. Heat exchange inner sleeve; 9. Expansion interface; 10. Threaded sleeve; 11. Liquid guide cavity; 12. Titanium thin wall layer. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figure 1-5 The utility model provides an embodiment: a thin-walled titanium heat exchange tube, comprising a heat exchange tube body 1, a heat exchange tube outer sleeve 5 and a heat exchange inner sleeve 8, the heat exchange tube body 1 is provided with a liquid guide cavity 11, the inner wall of the liquid guide cavity 11 is provided with a titanium thin wall layer 12, the liquid guide cavity 11 is used to guide liquid, and the titanium thin wall layer 12 can be used to perform efficient heat exchange control, the two ends of the heat exchange tube body 1 are respectively provided with a water inlet pipe 3 and a drain pipe 4, the ends of the water inlet pipe 3 and the drain pipe 4 are provided with a pipe joint 2, the pipe joint 2 A threaded sleeve 10 is provided at the end of the heat exchange tube body 1, and the threaded sleeve 10 is fixed to the ends of the water inlet pipe 3 and the drain pipe 4 by threads. The threaded sleeve 10 facilitates the assembly of the pipe head 2 and the water pipe; a heat exchange inner sleeve 8 is provided at the straight pipe of the heat exchange tube body 1, and a heat exchange tube outer sleeve 5 is provided on the outside of the heat exchange inner sleeve 8; the water inlet pipe 3 and the drain pipe 4 facilitate the introduction of cold water and the discharge of hot water, and the pipe head 2 facilitates the access of pipelines. The heat exchange inner sleeve 8 and the heat exchange tube outer sleeve 5 can improve the heat exchange capacity of the heat exchange tube body 1.

[0023] A plurality of heat exchange fins 6 are arranged on the outer side of the heat exchange tube outer sleeve 5. The heat exchange tube outer sleeve 5 and the heat exchange inner sleeve 8 are set as an integral structure. The heat exchange capacity of the heat exchange tube outer sleeve 5 can be improved by the plurality of heat exchange fins 6. Both ends of the heat exchange inner sleeve 8 are provided with elastic pipe openings 7, and four expansion interfaces 9 are arranged on the elastic pipe openings 7. The elastic pipe openings 7 facilitate the assembly of the heat exchange inner sleeve 8 and the heat exchange tube body 1; the inner layer of the heat exchange inner sleeve 8 is provided with a heat transfer layer, and the heat transfer layer is closely attached to the outer wall of the heat exchange tube body 1, and heat is transferred through the heat transfer layer.

[0024] Working principle: When in use, the two connecting pipe heads 2 are respectively connected to the ends of the water inlet pipe 3 and the drain pipe 4 through the threaded sleeves 10, and the heat exchange inner sleeve 8 is fixed to the straight pipe on the heat exchange tube body 1 through the elastic pipe mouth 7 at its end. Cold water is introduced through the water inlet pipe 3 to be transported to the heat exchange tube body 1. Heat is absorbed by the heat exchange inner sleeve 8 and the heat exchange tube outer sleeve 5, so that the cold water in the heat exchange tube body 1 is converted into hot water and discharged from the drain pipe 4. The heat exchange fins 6 on the outside of the heat exchange tube outer sleeve 5 can efficiently exchange heat, and the heat transfer can be more efficiently performed through the titanium thin wall layer 12.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A thin-walled titanium heat exchange tube, comprising a heat exchange tube body (1), a heat exchange tube outer sleeve (5) and a heat exchange inner sleeve (8), characterized in that: The two ends of the heat exchange tube body (1) are respectively provided with a water inlet pipe (3) and a drain pipe (4); the ends of the water inlet pipe (3) and the drain pipe (4) are both provided with connecting pipe heads (2); a heat exchange inner sleeve (8) is sleeved on the straight pipe of the heat exchange tube body (1); and a heat exchange tube outer sleeve (5) is provided on the outer side of the heat exchange inner sleeve (8).

2. A thin-walled titanium heat exchange tube according to claim 1, characterized in that: A plurality of heat exchange fins (6) are provided on the outer side of the heat exchange tube outer sleeve (5), and the heat exchange tube outer sleeve (5) and the heat exchange inner sleeve (8) are configured as an integral structure.

3. The thin-walled titanium heat exchange tube according to claim 1, characterized in that: The end of the connecting pipe head (2) is provided with a threaded sleeve (10), and the threaded sleeve (10) is fixed to the ends of the water inlet pipe (3) and the drain pipe (4) by means of threads.

4. The thin-walled titanium heat exchange tube according to claim 1, characterized in that: A liquid conducting cavity (11) is provided inside the heat exchange tube body (1), and a titanium thin wall layer (12) is provided on the inner wall of the liquid conducting cavity (11).

5. The thin-walled titanium heat exchange tube according to claim 1, characterized in that: Both ends of the heat exchange inner sleeve (8) are provided with elastic pipe openings (7), and the elastic pipe openings (7) are provided with four expansion interfaces (9).

6. The thin-walled titanium heat exchange tube according to claim 1, characterized in that: The inner layer of the heat exchange inner sleeve (8) is provided with a heat transfer layer, and the heat transfer layer is tightly fitted to the outer wall of the heat exchange tube body (1).

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