Double-pipe heat exchanger

Abstract

The utility model relates to the technical field of heat exchangers, in particular to a double-pipe heat exchanger which comprises a heat exchanger body, a first fixing rod, a second fixing rod, a third fixing rod and a fourth fixing rod, a plurality of positioning rods are fixedly connected to the side faces of the first fixing rod and the third fixing rod, and a first heat dissipation assembly is arranged at one end of each positioning rod; the first heat dissipation assembly comprises a first heat conduction plate fixedly connected with one end of the positioning rod. According to the heat exchanger, the heat exchanger body is supported and limited through the first heat conduction plates and the second heat conduction plates, the stability of the heat exchanger body is enhanced, and the situation that the heat exchanger body wobbles at will when the heat exchanger body is used in the external environment is avoided, and through cooperative use of the first heat conduction plates and the first heat dissipation fins and cooperative use of the second heat conduction plates and the second heat dissipation fins, the heat dissipation efficiency is improved. The heat exchanger body is subjected to heat dissipation treatment, and the situation that the temperature of the heat exchanger body is too high, and consequently internal damage is caused is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of heat exchangers, in particular to a shell and tube heat exchanger. Background Art

[0002] A shell and tube heat exchanger is a type of heat exchanger. It is a concentric shell and tube heat exchanger made of two standard tubes of different sizes. The outer side is called the shell side, and the inner side is called the tube side. The two different media can flow in reverse in the shell side and the tube side to achieve the effect of heat exchange. It is suitable for heat exchange of high-pressure, small flow and low heat transfer coefficient fluids.

[0003] With respect to the above-mentioned related technologies, the inventors believe that when the shell-and-tube heat exchanger is used outdoors, under harsh outdoor environmental conditions, the stability of the shell-and-tube heat exchanger itself deteriorates, causing the shell-and-tube heat exchanger to shake randomly, affecting the normal use of the shell-and-tube heat exchanger. Utility Model Content

[0004] The utility model aims to provide a shell-and-tube heat exchanger, which supports and limits the heat exchanger body through a plurality of first heat conducting plates and a second heat conducting plate, thereby enhancing the stability of the heat exchanger body, and heatsinking the heat exchanger body through the coordinated use of the first heat conducting plate, the first heat dissipating fin, the second heat conducting plate, and the second heat dissipating fin, thereby preventing the heat exchanger body from being overheated and causing internal damage.

[0005] To achieve the above object, the utility model provides the following technical solution: a shell-and-tube heat exchanger, comprising a heat exchanger body, a first fixing rod, a second fixing rod, a third fixing rod and a fourth fixing rod, wherein the sides of the first fixing rod and the third fixing rod are fixedly connected with a plurality of positioning rods, and one end of the positioning rod is provided with a first heat dissipation assembly;

[0006] The first heat dissipation component comprises a first heat conducting plate fixedly connected to one end of the positioning rod, the first heat conducting plate is adapted to the heat exchanger body, a plurality of first heat dissipation fins are fixedly connected to the outer side of the first heat conducting plate, a plurality of load-bearing rods are fixedly connected to the sides of the second fixing rod and the fourth fixing rod, and a second heat dissipation component is arranged at one end of the load-bearing rod; the second heat dissipation component comprises a second heat conducting plate fixedly connected to one end of the load-bearing rod, the second heat conducting plate is adapted to the heat exchanger body, and a plurality of second heat dissipation fins are fixedly connected to the outer side of the second heat conducting plate;

[0007] An air inlet pipe is provided at one end of the heat exchanger body, and an air outlet pipe is provided at one end of the heat exchanger body away from the air inlet pipe;

[0008] A water outlet pipe is arranged on the outside of the heat exchanger body, and a water inlet pipe is arranged on the outside of the heat exchanger body.

[0009] Preferably, outer sides of the first fixing rod, the second fixing rod, the third fixing rod and the fourth fixing rod are all fixedly connected with connecting blocks, and inner sides of the connecting blocks are provided with threaded holes.

[0010] Preferably, one side of the third fixing rod is fixedly connected to a plurality of first supporting rods, and one side of the third fixing rod away from the first supporting rods is fixedly connected to a plurality of second supporting rods.

[0011] Preferably, one end of the first support rod and the second support rod are fixedly connected to an arc plate, a ventilation slot is provided on the inner side of the arc plate, a groove is provided on the inner wall side of the ventilation slot, and a cooling fan is installed on the inner wall side of the groove.

[0012] Technical effects and advantages of the utility model:

[0013] 1. The heat exchanger body is supported and limited by a plurality of first heat conducting plates and second heat conducting plates, thereby enhancing the stability of the heat exchanger body. The heat exchanger body is heat-dissipated by the coordinated use of the first heat conducting plate, the first heat dissipating fin, the second heat conducting plate, and the second heat dissipating fin, thereby preventing the heat exchanger body from being overheated and causing internal damage.

[0014] 2. Through the cooperation of the heat dissipation fan, the arc plate and the ventilation slot, the wind blown out by the heat dissipation fan flows along the ventilation slot, so that the wind can concentrate on dissipating heat on the outside of the heat exchanger body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For those skilled in the art, other drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 This is a schematic structural diagram of a preferred embodiment of the utility model;

[0017] Figure 2 This is a structural schematic diagram of another preferred embodiment of the utility model;

[0018] Figure 3 It is a schematic diagram of the structure of the first heat dissipation fin and the second heat dissipation fin in the utility model;

[0019] Figure 4 It is a schematic structural diagram of the first support rod, the second support rod and the arc-shaped plate in the utility model;

[0020] Figure 5 for Figure 1 Schematic diagram of the enlarged structure at point A in the middle.

[0021] In the figure: 1. heat exchanger body; 2. water outlet pipe; 3. air inlet pipe; 4. water inlet pipe; 5. air outlet pipe; 6. first support rod; 7. second support rod; 8. arc plate; 9. first fixing rod; 10. connecting block; 11. second fixing rod; 12. positioning rod; 13. first heat conducting plate; 14. first heat dissipating fin; 15. load-bearing rod; 16. second heat conducting plate; 17. second heat dissipating fin; 18. ventilation slot; 19. groove; 20. heat dissipating fan; 21. third fixing rod; 22. fourth fixing rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] Example 1: Reference Figure 1-5 A shell-and-tube heat exchanger shown in the figure comprises a heat exchanger body 1, a first fixing rod 9, a second fixing rod 11, a third fixing rod 21 and a fourth fixing rod 22, the side surfaces of the first fixing rod 9 and the third fixing rod 21 are fixedly connected with a plurality of positioning rods 12, and one end of the positioning rod 12 is provided with a first heat dissipation assembly;

[0025] The first heat dissipation assembly includes a first heat conducting plate 13 fixedly connected to one end of the positioning rod 12, the first heat conducting plate 13 is adapted to the heat exchanger body 1, a plurality of first heat dissipation fins 14 are fixedly connected to the outer side of the first heat conducting plate 13, a plurality of bearing rods 15 are fixedly connected to the side surfaces of the second fixing rod 11 and the fourth fixing rod 22, and a second heat dissipation assembly is arranged at one end of the bearing rod 15;

[0026] The second heat dissipation assembly includes a second heat conducting plate 16 fixedly connected to one end of the load-bearing rod 15, the second heat conducting plate 16 is adapted to the heat exchanger body 1, and a plurality of second heat dissipation fins 17 are fixedly connected to the outer side of the second heat conducting plate 16. Through the arrangement of the first heat conducting plate 13 and the second heat conducting plate 16, the heat exchanger body 1 is supported and the heat is dissipated at the same time; an air inlet pipe 3 is arranged at one end of the heat exchanger body 1, and an air outlet pipe 5 is arranged at the end of the heat exchanger body 1 away from the air inlet pipe 3, and the gas enters from the air inlet pipe 3 and is discharged from the air outlet pipe 5; the outer side of the heat exchanger body 1 is provided with a heat dissipation plate 17; A water outlet pipe 2 is provided, and a water inlet pipe 4 is provided on the outside of the heat exchanger body 1; the outsides of the first fixing rod 9, the second fixing rod 11, the third fixing rod 21 and the fourth fixing rod 22 are fixedly connected with a connecting block 10, and the inner side of the connecting block 10 is provided with a threaded hole for installing and fixing the first fixing rod 9, the second fixing rod 11, the third fixing rod 21 and the fourth fixing rod 22; one side of the third fixing rod 21 is fixedly connected with a plurality of first support rods 6, and the side of the third fixing rod 21 away from the first support rod 6 is fixedly connected with a plurality of second support rods 7, which support the arc plate 8.

[0027] In this embodiment, the first fixing rod 9 and the third fixing rod 21 are dragged to drive the corresponding positioning rod 12, the first heat conducting plate 13 and the first heat dissipating fin 14 to move, so that the first heat conducting plate 13 abuts against the outer side of the heat exchanger body 1, and supports the heat exchanger body 1; the second fixing rod 11 and the fourth fixing rod 22 are dragged to drive the corresponding load-bearing rod 15, the second heat conducting plate 16 and the second heat dissipating fin 17 to move, so that the second heat conducting plate 16 abuts against the outer side of the heat exchanger body 1, and further supports and limits the heat exchanger body 1; the connecting block 10 is connected to the mounting plate on which the heat exchanger body 1 is mounted using bolts, and the multiple first heat conducting plates 13, the first heat dissipating fins 14, the second heat conducting plates 16 and the second heat dissipating fins 17 dissipate heat for the heat exchanger body 1 itself.

[0028] Example 2: Reference Figure 1-4 Based on the same concept as the above-mentioned embodiment 1, this embodiment further proposes that one end of the first support rod 6 and the second support rod 7 are fixedly connected with an arc plate 8, and a ventilation groove 18 is opened on the inner side of the arc plate 8 to guide the airflow, so as to dissipate heat from the heat exchanger body 1 in a concentrated manner; a groove 19 is opened on the inner wall side of the ventilation groove 18, and a cooling fan 20 is installed on the inner wall side of the groove 19 for placing the cooling fan 20.

[0029] In this embodiment, multiple cooling fans 20 are controlled to blow air, and the blown air is discharged along the ventilation slots 18 until it is output from the other end of the arc plate 8. The arrangement of the arc plate 8 enables the wind to concentrate on cooling the heat exchanger body 1.

[0030] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A shell-and-tube heat exchanger, comprising a heat exchanger body (1), a first fixing rod (9), a second fixing rod (11), a third fixing rod (21) and a fourth fixing rod (22), characterized in that: A plurality of positioning rods (12) are fixedly connected to the side surfaces of the first fixing rod (9) and the third fixing rod (21), and a first heat dissipation component is disposed at one end of the positioning rod (12); The first heat dissipation component comprises a first heat conducting plate (13) fixedly connected to one end of the positioning rod (12), the first heat conducting plate (13) being compatible with the heat exchanger body (1), a plurality of first heat dissipation fins (14) being fixedly connected to the outer side of the first heat conducting plate (13), a plurality of load-bearing rods (15) being fixedly connected to the sides of the second fixing rod (11) and the fourth fixing rod (22), a second heat dissipation component being arranged at one end of the load-bearing rod (15); the second heat dissipation component comprises a second heat conducting plate (16) fixedly connected to one end of the load-bearing rod (15), the second heat conducting plate (16) being compatible with the heat exchanger body (1), a plurality of second heat dissipation fins (17) being fixedly connected to the outer side of the second heat conducting plate (16); An air inlet pipe (3) is provided at one end of the heat exchanger body (1), and an air outlet pipe (5) is provided at one end of the heat exchanger body (1) away from the air inlet pipe (3); A water outlet pipe (2) is arranged on the outside of the heat exchanger body (1), and a water inlet pipe (4) is arranged on the outside of the heat exchanger body (1).

2. A shell and tube heat exchanger according to claim 1, characterized in that: The outer sides of the first fixing rod (9), the second fixing rod (11), the third fixing rod (21) and the fourth fixing rod (22) are all fixedly connected with a connecting block (10), and a threaded hole is provided on the inner side of the connecting block (10).

3. A shell and tube heat exchanger according to claim 2, characterized in that: A plurality of first support rods (6) are fixedly connected to one side of the third fixing rod (21), and a plurality of second support rods (7) are fixedly connected to one side of the third fixing rod (21) away from the first support rod (6).

4. A shell and tube heat exchanger according to claim 3, characterized in that: One end of each of the first support rod (6) and the second support rod (7) is fixedly connected to an arc-shaped plate (8), a ventilation groove (18) is provided on the inner side of the arc-shaped plate (8), a groove (19) is provided on the inner wall side of the ventilation groove (18), and a heat dissipation fan (20) is installed on the inner wall side of the groove (19).

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