Evaporator shell

Abstract

The utility model relates to an evaporator, in particular to an evaporator shell which comprises a shell body, and the shell body comprises a pipe body, a first end cover and a second end cover. The pipe body is in a hollow barrel shape, and an evaporator cavity is formed in the middle of the sleeve. The first end cover and the second end cover are arranged at the two ends of the cylinder respectively. A heating jacket layer is embedded in the inner wall of the pipe body; a heat insulation sleeve is arranged on the pipe body, the two ends of the heat insulation sleeve are fixedly connected with the outer wall of the pipe body, and a vacuum cavity is formed between the heat insulation sleeve and the pipe body. The heating layer in the pipe body adopts the heating plate, the heating plate is electrified for heating, the contact area with treated water can be increased, the water evaporation treatment efficiency is improved, the heat-insulating sleeve slows down the outward heat dissipation speed of the pipe body, and the vacuum cavity is formed between the heat-insulating sleeve and the pipe body and plays a role in heat preservation of the pipe body. And the evaporation efficiency of water in the evaporator is improved.

Description

Technical Field

[0001] The utility model relates to an evaporator, in particular to an evaporator shell. Background Art

[0002] The evaporator is an important component in the refrigeration system. It absorbs heat to evaporate the refrigerant, thereby achieving the cooling effect. The evaporator is mainly composed of a shell, a tube bundle and a spray device, among which the shell is the outer shell of the evaporator.

[0003] The existing shell structure is usually simple and does not have a thermal function. When water vapor comes into contact with the shell, the steam stays in the shell for a longer time, making it difficult to heat quickly. At the same time, the shell does not have a heat preservation function, so the heat inside the shell is easily dissipated to the outside, reducing the evaporation efficiency of water inside the evaporator shell. Summary of the invention

[0004] The utility model aims to provide an evaporator shell, the shell body has a heating function, and has heat insulation and heat preservation functions, so as to improve the evaporation efficiency of water inside the utility model.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an evaporator shell, comprising a shell body, the shell body comprising a tube body, a first end cover, and a second end cover; the tube body is in a hollow cylindrical shape, and an evaporator chamber is formed in the middle of the sleeve; the first end cover and the second end cover are respectively arranged at both ends of the cylinder; a heating sleeve layer is embedded in the inner wall of the tube body; an insulating sleeve is arranged on the tube body, and both ends of the insulating sleeve are fixedly connected to the outer wall of the tube body, and a vacuum chamber is arranged between the insulating sleeve and the tube body.

[0006] In order to facilitate the disassembly and assembly of the tube body and the end covers at both ends, as a preferred evaporator shell of the utility model, both ends of the tube body are provided with a plurality of guide rods distributed in a circular array, and guide holes are penetrated through the first end cover and the second end cover; a locking nut is provided through the guide hole at one end of the guide rod.

[0007] In order to improve the sealing between the first end cover and the second end cover and the tube body, as a preferred evaporator shell of the utility model, the first end cover and the second end cover are both provided with a sealing ridge of an annular structure on the side facing the tube body, and the tube body is provided with a sealing groove with the guide sleeve display screen on the side facing the first end cover and the second end cover, and the sealing ridge is located in the sealing groove; the first end cover and the second end cover are both provided with sealing gaskets on the opposite sides.

[0008] In order to allow the refrigerant liquid and cooling water to enter the shell for heat exchange, as a preferred evaporator shell of the utility model, the tube body is provided with a refrigerant liquid inlet and a refrigerant liquid outlet, and the second end cover is provided with a cooling water inlet and a cooling water outlet.

[0009] In order to facilitate fixing of the shell, as a preferred embodiment of an evaporator shell of the present invention, a mounting bracket is provided on the tube body.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] The heating layer inside the tube body of the utility model adopts a heating plate, and the heating plate is energized for heating, which can increase the contact area with the treated water and improve the efficiency of water evaporation treatment. The heat insulation sleeve slows down the speed of heat dissipation from the tube body to the outside, and a vacuum chamber is provided between the heat insulation sleeve and the tube body, which has a heat-insulating effect on the tube body and improves the evaporation efficiency of the internal water of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, 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 invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0013] Figure 1 This is a front view structural schematic diagram of the utility model;

[0014] Figure 2 for Figure 1 Schematic diagram of the structure in the middle AA direction;

[0015] Figure 3 for Figure 2 Schematic diagram of the enlarged structure at point B in the middle.

[0016] In the figure: 1. Shell body; 2. Tube body; 3. First end cover; 4. Second end cover; 5. Evaporator chamber; 6. Heating sleeve; 7. Insulation sleeve; 8. Vacuum chamber; 9. Guide rod; 10. Locking nut; 11. Sealing edge; 12. Sealing groove; 13. Sealing gasket; 14. Refrigerant liquid inlet; 15. Refrigerant liquid outlet; 16. Cooling water inlet; 17. Cooling water outlet; 18. Mounting bracket. DETAILED DESCRIPTION

[0017] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0018] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0019] See also Figures 1 to 3 An evaporator shell comprises a shell body 1, wherein the shell body 1 comprises a tube body 2, a first end cover 3 and a second end cover 4; the tube body 2 is in a hollow cylindrical shape, and an evaporator chamber 5 is formed in the middle of the sleeve; the first end cover 3 and the second end cover 4 are respectively arranged at both ends of the cylinder; a heating sleeve 6 is embedded in the inner wall of the tube body 2; an insulating sleeve 7 is arranged on the tube body 2, and both ends of the insulating sleeve 7 are fixedly connected to the outer wall of the tube body 2, and a vacuum chamber 8 is arranged between the insulating sleeve 7 and the tube body 2.

[0020] In this embodiment: the first end cap 3 and the second end cap 4 are arranged at both ends of the tube body 2, the water to be treated enters the tube body 2, the tube bundle group inside the tube body 2 performs heat exchange with the treatment liquid, and the heating layer adopts a heating plate, which is powered on for heating, which can increase the contact area with the treated water and improve the efficiency of water evaporation treatment, and the heat insulation sleeve 7 slows down the speed of heat dissipation of the tube body 2 to the outside, and a vacuum chamber 8 is arranged between the heat insulation sleeve 7 and the tube body 2, which plays a role in heat preservation of the tube body 2, thereby improving the evaporation efficiency of the internal water of the utility model;

[0021] The novel tube body 2 used in the present invention adopts a 316L condenser tube, which has excellent corrosion resistance and high temperature resistance, making the tube body 2 less prone to corrosion and extending its service life.

[0022] As a technical optimization solution of the utility model, a plurality of guide rods 9 distributed in a circular array are provided at both ends of the tube body 2, and guide holes are penetrated through the first end cover 3 and the second end cover 4; a locking nut 10 is provided through the guide hole at one end of the guide rod 9.

[0023] In this embodiment, the guide rods 9 at both ends of the tube body 2 pass through the guide holes and are fixed by locking nuts 10 , so that the first end cover 3 and the second end cover 4 can be fixedly installed on both ends of the tube body 2 .

[0024] As a technical optimization solution of the utility model, the first end cover 3 and the second end cover 4 are both provided with a sealing edge 11 of an annular structure on the side facing the tube body 2, and the tube body 2 is both provided with a sealing groove 12 with the guide sleeve display screen on the side facing the first end cover 3 and the second end cover 4, and the sealing edge 11 is located in the sealing groove 12; the first end cover 3 and the second end cover 4 are both provided with sealing gaskets 13 on the opposite sides.

[0025] In this embodiment, the sealing edge 11 is inserted into the sealing groove 12 , and the sealing gasket 13 can improve the sealing performance between the first end cover 3 and the second end cover 4 and the tube body 2 .

[0026] As a technical optimization solution of the utility model, a refrigerant liquid inlet 14 and a refrigerant liquid outlet 15 are provided on the tube body 2 , and a cooling water inlet 16 and a cooling water outlet 17 are provided on the second end cover 4 .

[0027] In this embodiment, the refrigerant liquid inlet 14 and the refrigerant liquid outlet 15 are used to allow the water to be treated to enter the shell for evaporation treatment, and the cooling water inlet 16 and the cooling water outlet 17 are used to transport water into the tube bundle group.

[0028] As a technical optimization solution of the present invention, a mounting bracket 18 is provided on the pipe body 2 .

[0029] In this embodiment: the mounting bracket 18 is used to fix the evaporator shell.

[0030] Working principle: The heating layer inside the tube body 2 of the utility model adopts a heating plate, which is powered on for heating, which can increase the contact area with the treated water and improve the efficiency of water evaporation treatment. The insulation sleeve 7 slows down the speed of heat dissipation from the tube body 2 to the outside, and a vacuum chamber 8 is provided between the insulation sleeve 7 and the tube body 2 to keep the tube body 2 warm, thereby improving the evaporation efficiency of the internal water of the utility model.

[0031] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An evaporator shell, comprising a shell body (1), characterized in that: The shell body (1) comprises a tube body (2), a first end cover (3), and a second end cover (4); the tube body (2) is in the shape of a hollow cylinder, and an evaporator chamber (5) is formed in the middle of the tube body; the first end cover (3) and the second end cover (4) are respectively arranged at the two ends of the cylinder; a heating sleeve layer (6) is embedded in the inner wall of the tube body (2); a heat insulation sleeve (7) is arranged on the tube body (2), and the two ends of the heat insulation sleeve (7) are fixedly connected to the outer wall of the tube body (2), and a vacuum chamber (8) is arranged between the heat insulation sleeve (7) and the tube body (2).

2. An evaporator shell according to claim 1, characterized in that: Both ends of the tube body (2) are provided with a plurality of guide rods (9) distributed in a circular array, and guide holes are penetrated through the first end cover (3) and the second end cover (4); and a locking nut (10) is provided through the guide hole at one end of the guide rod (9).

3. The evaporator housing according to claim 1, characterized in that: The first end cover (3) and the second end cover (4) are both provided with a sealing ridge (11) of an annular structure on one side facing the tube body (2); the tube body (2) is both provided with a sealing groove (12) with respect to the guide sleeve display screen on one side facing the first end cover (3) and the second end cover (4); the sealing ridge (11) is located in the sealing groove (12); and sealing pads (13) are both provided on opposite sides of the first end cover (3) and the second end cover (4).

4. The evaporator shell according to claim 1, characterized in that: The tube body (2) is provided with a refrigerant liquid inlet (14) and a refrigerant liquid outlet (15), and the second end cover (4) is provided with a cooling water inlet (16) and a cooling water outlet (17).

5. The evaporator housing according to claim 1, characterized in that: A mounting bracket (18) is provided on the tube body (2).

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