CN219265058U

CN219265058U - Tower type efficient heat exchanger

Info

Publication number: CN219265058U
Application number: CN202223589129.XU
Authority: CN
Inventors: 端木令男; 张鸿晨; 朱骏; 范荣荣
Original assignee: QIDONG JULONG PETROLEUM CHEMICAL EQUIPMENT CO Ltd
Current assignee: QIDONG JULONG PETROLEUM CHEMICAL EQUIPMENT CO Ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-27
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a tower type efficient heat exchanger, which comprises a heat exchange shell, wherein an upper tube plate and a lower tube plate are respectively fixed at the upper end and the lower end inside the heat exchange shell, a plurality of heat exchange tubes are fixedly connected between the upper tube plate and the lower tube plate, and inner tubes penetrate through the heat exchange tubes. According to the utility model, the heat exchange shell, the heat exchange tube, the inner tube, the fluid inlet assembly and the fluid outlet assembly are arranged, the material to be heat-exchanged enters the interlayer between the inner tube and the heat exchange tube, meanwhile, fluid enters the heat exchange shell and the inner tube through the fluid inlet assembly, the fluid in the heat exchange shell realizes first heat transfer for the material to be heat-exchanged in the heat exchange tube, the fluid in the inner tube realizes second heat transfer for the material to be heat-exchanged in the heat exchange tube, and simultaneously, the heat transfer efficiency of the heat exchange tube is improved, the fluid finally flows out through the fluid outlet assembly, the fluid continuously flows, and the material in the heat exchange tube is subjected to high-efficiency heat exchange.

Description

Tower type efficient heat exchanger

Technical Field

The utility model relates to the technical field of heat exchangers, in particular to a tower type efficient heat exchanger.

Background

The heat exchanger is an energy-saving device for realizing heat transfer between two or more fluids with different temperatures, and is one of main devices for transferring heat from a fluid with a higher temperature to a fluid with a lower temperature, so that the temperature of the fluid reaches the index specified by a flow, thereby meeting the requirements of process conditions and improving the utilization rate of energy. The heat exchanger plays an important role in chemical industry, petroleum, power, food and other industrial production, and can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in the chemical industry, so that the heat exchanger has wide application range.

In the prior art, the fluid is introduced into the heat exchange shell, and is concentrated outside the heat exchange tube to transfer heat to the material to be heat-exchanged in the heat exchange tube, but the fluid in the heat exchange shell can only transfer heat to the surface layer of the material to be heat-exchanged, so that the heat transfer efficiency is lower, and the heat exchange effect is poor.

Disclosure of Invention

The utility model aims to provide a tower type efficient heat exchanger, which solves the problems that fluid in a heat exchange shell in the prior art can only transfer heat to the surface layer of a heat exchange material, the heat transfer efficiency is low and the heat exchange effect is poor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a tower high-efficient heat exchanger, includes the heat exchange shell, the inside upper and lower end of heat exchange shell is fixed with upper tube sheet and lower tube sheet respectively, fixedly connected with a plurality of heat exchange tubes between upper tube sheet and the lower tube sheet, the inside inner tube that has passed of heat exchange tube, heat exchange shell one side upper and lower part is provided with fluid inlet subassembly and the fluid outlet subassembly that is linked together with heat exchange shell, inner tube respectively.

Preferably, the fluid inlet assembly comprises an inlet arranged at the lower part of the outer surface of the heat exchange shell, an inlet branch pipe is fixed at one end of the inlet, a first inlet pipe and a second inlet pipe are respectively fixed at two ends of the inlet branch pipe, the first inlet pipe is inserted into the heat exchange shell, and the second inlet pipe is communicated with the inner pipe after being inserted into the heat exchange shell.

Preferably, the fluid outlet assembly comprises an outlet arranged on the upper portion of the outer surface of the heat exchange shell, an outlet branch pipe is fixed at one end of the outlet, a first outlet pipe and a second outlet pipe are respectively fixed at two ends of the outlet branch pipe, the first outlet pipe is inserted into the heat exchange shell, and the second outlet pipe is communicated with the inner pipe after being inserted into the heat exchange shell.

Preferably, the middle parts of the upper end and the lower end of the heat exchange shell are respectively fixed with a feed inlet and a discharge outlet.

Preferably, the lower end of the heat exchange shell is fixedly provided with supporting legs.

Compared with the prior art, the utility model has the beneficial effects that:

the heat exchange device is provided with the heat exchange shell, the heat exchange tubes, the inner tubes, the fluid inlet assembly and the fluid outlet assembly, materials to be heat exchanged enter the interlayer between the inner tubes and the heat exchange tubes, meanwhile, fluid enters the heat exchange shell and the inner tubes through the fluid inlet assembly, the fluid in the heat exchange shell realizes first heat transfer for the materials to be heat exchanged in the heat exchange tubes, the fluid in the inner tubes realizes second heat transfer for the materials to be heat exchanged in the heat exchange tubes, heat transfer is carried out on the inner and outer sides of the heat exchange tubes, the heat transfer efficiency of the heat exchanger is improved, and finally, the fluid flows out through the fluid outlet assembly, so that the fluid continuously flows, and high-efficiency heat exchange is carried out on the materials in the heat exchange tubes.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the internal structure of the present utility model;

FIG. 2 is a schematic view of a heat exchange tube according to the present utility model;

FIG. 3 is a schematic view of the internal structure of a heat exchange tube according to the present utility model;

fig. 4 is a schematic view of the installation of the inner tube of the present utility model.

In the figure: 1. a feed inlet; 2. a heat exchange housing; 3. support legs; 4. a discharge port; 5. a fluid inlet assembly; 51. an inlet; 52. an inlet branch pipe; 53. a first inlet pipe; 54. a second inlet pipe; 6. a fluid outlet assembly; 61. an outlet; 62. an outlet branch pipe; 63. a first outlet pipe; 64. a second outlet pipe; 7. a lower tube sheet; 8. a heat exchange tube; 9. an upper tube sheet; 10. an inner tube.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, in the embodiment of the utility model, a tower type efficient heat exchanger comprises a heat exchange shell 2, wherein the heat exchange shell 2 provides a working place for heat exchange reaction, fluid in the heat exchange shell 2 realizes first heat transfer for materials to be heat exchanged in a heat exchange tube 8, a feed inlet 1 and a discharge outlet 4 are respectively fixed in the middle of the upper end and the lower end of the heat exchange shell 2, materials to be heat exchanged are fed into the heat exchange shell 2 through a feed inlet 1 and a material feed inlet 1, the materials enter an interlayer between an inner tube 10 and the heat exchange tube 8 through holes in an upper tube plate 9, the materials flow out of the heat exchanger through the feed inlet 1 to complete heat exchange of the materials, support legs 3 are fixed at the lower end of the heat exchange shell 2, and the support legs 3 are used for supporting the heat exchange shell 2;

referring to fig. 1-4, an upper tube plate 9 and a lower tube plate 7 are respectively fixed at the upper end and the lower end inside the heat exchange shell 2, the upper tube plate 9 and the lower tube plate 7 are used for fixing a plurality of heat exchange tubes 8 and fixing the heat exchange tubes inside the heat exchange shell 2, the upper tube plate 9 and the lower tube plate 7 separate the heat exchange shell 2 into three cavities, so that fluid is concentrated at the heat exchange tubes 8, materials to be heat exchanged are positioned at two ends of the heat exchange shell 2 and enter an interlayer between an inner tube 10 and the heat exchange tubes 8 through holes on the upper tube plate 9, a plurality of heat exchange tubes 8 are fixedly connected between the upper tube plate 9 and the lower tube plate 7, the materials to be heat exchanged are positioned in the interlayer between the inner tube 10 and the heat exchange tubes 8, the inner tube 10 passes through the inside of the heat exchange tubes 8, and the fluid inside the inner tube 10 is the materials to be heat exchanged in the heat exchange tubes 8 to realize secondary heat transfer, so that the heat transfer efficiency of the heat exchanger is improved;

referring to fig. 1, a fluid inlet assembly 5 and a fluid outlet assembly 6 are respectively disposed on the upper and lower sides of one side of a heat exchange housing 2 and are respectively communicated with the heat exchange housing 2 and an inner tube 10, the fluid inlet assembly 5 is used for allowing fluid to enter the heat exchange housing 2 and the inner tube 10, the fluid outlet assembly 6 is used for allowing fluid to flow out of the heat exchange housing 2 and the inner tube 10, continuous flow of fluid is realized, heat transfer efficiency of the heat exchanger is improved, the fluid inlet assembly 5 comprises an inlet 51 disposed on the lower portion of the outer surface of the heat exchange housing 2, an inlet branch pipe 52 is fixed at one end of the inlet 51, a first inlet pipe 53 and a second inlet pipe 54 are respectively fixed at two ends of the inlet branch pipe 52, and fluid flows through the inlet 51 and enters the interior of the heat exchange housing 2, fluid flows through the inlet 51 and flows through the second inlet pipe 54 into the inner pipe 10, the first inlet pipe 53 is inserted into the heat exchange shell 2, the second inlet pipe 54 is inserted into the heat exchange shell 2 and then communicated with the inner pipe 10, the fluid outlet assembly 6 comprises an outlet 61 arranged at the upper part of the outer surface of the heat exchange shell 2, an outlet branch pipe 62 is fixed at one end of the outlet 61, a first outlet pipe 63 and a second outlet pipe 64 are respectively fixed at two ends of the outlet branch pipe 62, fluid in the heat exchange shell 2 flows out through the first outlet pipe 63, fluid in the inner pipe 10 flows out through the second outlet pipe 64, the first outlet pipe 63 is inserted into the heat exchange shell 2, and the second outlet pipe 64 is communicated with the inner pipe 10 after being inserted into the heat exchange shell 2.

The working principle and the using flow of the utility model are as follows: when the heat exchange device is used, materials are introduced into the heat exchange shell 2 through the feed inlet 1, the materials enter an interlayer between the inner tube 10 and the heat exchange tube 8 through holes in the upper tube plate 9, meanwhile, fluid flows through the inlet 51 and flows into the heat exchange shell 2 through the first inlet tube 53, the fluid in the heat exchange shell 2 realizes first heat transfer for the materials to be heat exchanged in the heat exchange tube 8, the fluid flows through the inlet 51 and flows through the second inlet tube 54 into the inner tube 10, the fluid in the inner tube 10 realizes second heat transfer for the materials to be heat exchanged in the heat exchange tube 8, the heat transfer efficiency of the heat exchanger is improved, the fluid flows out of the first outlet tube 63 and the second outlet tube 64 to realize continuous flow of the materials, the materials in the heat exchange tube 8 perform high-efficiency heat exchange, and after the heat exchange is finished, the materials flow out of the heat exchange shell 2 through the feed inlet 1.

Finally, it should be noted that: the above is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that the present utility model is described in detail with reference to the foregoing embodiments, and modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a tower high-efficient heat exchanger, includes heat exchange shell (2), its characterized in that: the heat exchange device is characterized in that an upper tube plate (9) and a lower tube plate (7) are respectively fixed at the upper end and the lower end of the inside of the heat exchange shell (2), a plurality of heat exchange tubes (8) are fixedly connected between the upper tube plate (9) and the lower tube plate (7), an inner tube (10) penetrates through the inside of the heat exchange tubes (8), and a fluid inlet assembly (5) and a fluid outlet assembly (6) which are communicated with the heat exchange shell (2) and the inner tube (10) are respectively arranged on the upper end and the lower end of one side of the heat exchange shell (2).

2. A tower heat exchanger according to claim 1, wherein: the fluid inlet assembly (5) comprises an inlet (51) arranged at the lower part of the outer surface of the heat exchange shell (2), an inlet branch pipe (52) is fixed at one end of the inlet (51), a first inlet pipe (53) and a second inlet pipe (54) are respectively fixed at two ends of the inlet branch pipe (52), the first inlet pipe (53) is inserted into the heat exchange shell (2), and the second inlet pipe (54) is communicated with the inner pipe (10) after being inserted into the heat exchange shell (2).

3. A tower heat exchanger according to claim 1, wherein: the fluid outlet assembly (6) comprises an outlet (61) arranged on the upper portion of the outer surface of the heat exchange shell (2), an outlet branch pipe (62) is fixed at one end of the outlet (61), a first outlet pipe (63) and a second outlet pipe (64) are respectively fixed at two ends of the outlet branch pipe (62), the first outlet pipe (63) is inserted into the heat exchange shell (2), and the second outlet pipe (64) is communicated with the inner pipe (10) after being inserted into the heat exchange shell (2).

4. A tower heat exchanger according to claim 1, wherein: the middle parts of the upper end and the lower end of the heat exchange shell (2) are respectively fixed with a feed inlet (1) and a discharge outlet (4).

5. A tower heat exchanger according to claim 1, wherein: the lower end of the heat exchange shell (2) is fixedly provided with supporting legs (3).