CN219454782U

CN219454782U - Shell-and-plate heat exchanger

Info

Publication number: CN219454782U
Application number: CN202320385552.3U
Authority: CN
Inventors: 陈莉; 齐学荣; 刘哲民
Original assignee: Shanghai Ametech Industrial Equipment Jiangsu Co ltd
Current assignee: Shanghai Ametech Industrial Equipment Jiangsu Co ltd
Priority date: 2023-03-06
Filing date: 2023-03-06
Publication date: 2023-08-01
Anticipated expiration: 2033-03-06

Abstract

The utility model discloses a plate-shell type heat exchanger, comprising: the cooling medium device comprises a support and a shell arranged on the support, wherein a cooling medium material inlet is formed in the bottom of the shell, and a cooling medium material outlet is formed in the top of the shell; the plate tube group comprises a heat medium inlet honeycomb duct and a heat medium outlet honeycomb duct, and one ends of the heat medium inlet honeycomb duct and the heat medium outlet honeycomb duct are fixed on an end cover of the shell; the metal grounding plate is welded at the bottom of the support, and is connected with a steel plate arranged underground through the grounding branch line.

Description

Shell-and-plate heat exchanger

Technical Field

The utility model belongs to the technical field of heat exchange equipment, and particularly relates to a plate-shell type heat exchanger.

Background

The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.

The shell-and-plate heat exchanger is a product interposed between the plate heat exchanger and the shell-and-tube heat exchanger, and has the advantages of both the plate heat exchanger and the shell-and-tube heat exchanger. The shell-and-plate heat exchanger is a heat exchanger using plate tubes as heat transfer elements, also called a flake heat exchanger, and mainly consists of two parts of plate tube bundle and shell, and the contact of paired battens formed by cold pressing is tightly welded together to form a plate tube containing multiple flat flow channels.

The plate-shell type heat exchanger has the advantages of high efficiency, high temperature and high pressure resistance and compactness through application practice. With the expansion of application fields and the progress of manufacturing technology, the development of plate shell type heat exchangers is accelerated, and the plate shell type heat exchangers are now important heat exchange equipment. The use of plate-shell heat exchangers in the fields of electric power and petrochemical industry has safety problems, and electrostatic hazard cannot be effectively prevented and reduced.

It should be noted that the foregoing description of the background art is only for the purpose of providing a clear and complete description of the technical solution of the present utility model and is presented for the convenience of understanding by those skilled in the art. The above-described solutions are not considered to be known to the person skilled in the art simply because they are set forth in the background of the utility model section.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides a plate-shell type heat exchanger which can effectively solve the technical problems and prevent and reduce the electrostatic hazard that the medium in the fields of electric power and petrochemical industry is inflammable and explosive.

The utility model discloses a plate-shell type heat exchanger, comprising:

the cooling medium device comprises a support and a shell arranged on the support, wherein a cooling medium material inlet is formed in the bottom of the shell, and a cooling medium material outlet is formed in the top of the shell;

the plate tube group comprises a heat medium inlet guide tube and a heat medium outlet guide tube, and one ends of the heat medium inlet guide tube and the heat medium outlet guide tube are fixed on an end cover of the shell;

the metal grounding plate is welded at the bottom of the support and connected with a steel plate arranged underground through a grounding branch line.

Furthermore, in the shell-and-plate heat exchanger, the heat exchange tube bundle is arranged in the shell.

Furthermore, in the above plate and shell heat exchanger, the heat medium inlet guide pipe and the heat medium outlet guide pipe are both circular.

Further, in the above plate-shell heat exchanger, the shell is a cylinder or a square box.

Further, in the shell-and-plate heat exchanger, the metal grounding plate is provided with a first through hole connected with the grounding wire, and the grounding wire is connected with the first through hole through bolts or welding.

Further, in the shell-and-plate heat exchanger, the steel plate is provided with a second through hole connected with the grounding branch line, and the grounding branch line and the second through hole are fixed through concrete pouring.

The technical scheme can be seen that the utility model has the following beneficial effects:

the plate-shell type heat exchanger disclosed by the utility model is simple in structure and convenient to install and use, the grounding branch line is fixedly connected with the metal grounding plate after the plate-shell type heat exchanger is installed in place, static electricity possibly generated and accumulated in the operation process of the plate-shell type heat exchanger is reduced and eliminated through the device, the antistatic plate-shell type heat exchanger can be used for effectively preventing and reducing the static hazard of inflammable and explosive mediums in the electric power and petrochemical fields, the grounding plane is connected with the ground, the working stability of the heat exchanger is improved, the safety guarantee is provided for workers, the cost is lower, and the popularization and the application of the plate-shell type heat exchanger in the electric power and petrochemical fields are facilitated.

The foregoing and other objects, features and advantages of the utility model will be apparent from the following more particular description of preferred embodiments, as illustrated in the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a shell-and-plate heat exchanger in accordance with the present utility model;

fig. 2 is a schematic view of a partial structure in the present utility model.

Reference numerals of the above drawings: 1. a support; 2. a housing; 3. a cold medium material inlet; 4. a cold medium material outlet; 5. a heat medium inlet guide pipe; 6. a heat medium outlet flow guide pipe; 7. a metal grounding plate; 71-a first through hole; 8. a ground branch; 9. a steel plate; 91. a second through hole; 10. an end cap.

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.

It should be noted that, in the description of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and to distinguish between similar objects, and there is no order of preference between them, nor should they be construed as indicating or implying relative importance. Furthermore, in the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

The present utility model will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1 to 2, the present embodiment provides a plate and shell heat exchanger comprising:

the cooling medium device comprises a support 1 and a shell 2 arranged on the support 1, wherein a cooling medium material inlet 3 is formed in the bottom of the shell 2, and a cooling medium material outlet 4 is formed in the top of the shell 2;

a plate tube group including a heat medium inlet guide tube 5 and a heat medium outlet guide tube 6, one ends of the heat medium inlet guide tube 5 and the heat medium outlet guide tube 6 being fixed to an end cap 10 of the housing 2;

the bottom of the support 1 is welded with a metal grounding plate 7, and the metal grounding plate 7 is connected with a steel plate 9 arranged underground through a grounding branch line 8. The metal ground plate 7 is provided with a first through hole 71 connected to the ground branch line 8, and the ground branch line 8 is connected to the first through hole 71 by a bolt or welding. The steel plate 9 is provided with a second through hole 91 connected with the grounding branch line 8, the grounding branch line 8 and the second through hole 91 are fixed through concrete pouring, the upper end and the lower end of the grounding branch line 8 are respectively and tightly connected with the metal grounding plate 7 and the steel plate 9, and the grounding branch line 8 can be stably installed.

By means of the structure, in the plate-shell type heat exchanger of the embodiment, the metal grounding plate 7 is welded at the bottom of the support 1, the metal grounding plate 7 is connected with the steel plate 9 pre-buried underground through the grounding branch line 8, the grounding plane is connected with the ground, the working stability of the heat exchanger is improved, safety guarantee is provided for workers, the structural design is simple, the installation is convenient, the static electricity can be prevented and reduced, and the plate-shell type heat exchanger is used for preventing and reducing static electricity harm in the application of the fields of electric power and petrochemical industry.

Specifically, in this embodiment, a heat exchange tube bundle (not shown in the drawing) is disposed in the casing 2, and the other ends of the heat medium inlet flow guide 5 and the heat medium outlet flow guide 6 are connected to the heat exchange tube bundle (not shown in the drawing). The heat medium enters the shell from the heat medium inlet guide pipe 5, flows from top to bottom and is converged in the heat medium outlet guide pipe 6, and then flows out, so that the tube side of the heat medium is completed. The cold medium enters the shell from the cold medium material inlet 3 and then flows out after being collected at the cold medium material outlet 4, thereby completing the cold medium shell side, and the cold medium can flow reversely.

Specifically, in this embodiment, the heat medium inlet duct 5 and the heat medium outlet duct 6 are both circular.

Specifically, in this embodiment, the housing 2 is a cylindrical body or a square box.

The casing 2, the heat medium inlet guide pipe 5 and the heat medium outlet guide pipe 6 are made of the same material, for example, in this embodiment, stainless steel is used to make the casing 2, the heat medium inlet guide pipe 5 and the heat medium outlet guide pipe 6. Of course, in other embodiments, other materials may be used.

The principle and the implementation mode of the utility model are explained by applying specific examples, and the above examples are only used for helping to understand the technical scheme and the core idea of the utility model; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.

Claims

1. A plate and shell heat exchanger comprising:

2. The shell and plate heat exchanger of claim 1 wherein a heat exchange tube bundle is disposed within the shell.

3. The shell and plate heat exchanger of claim 1 wherein the heat medium inlet and outlet draft tubes are both circular.

4. The plate and shell heat exchanger according to claim 1, wherein the shell is a cylinder or a square box.

5. The shell and plate heat exchanger according to claim 1, wherein the metal ground plate is provided with a first through hole connected to the ground wire, which is connected to the first through hole by means of bolts or welding.

6. The plate and shell heat exchanger according to claim 1, wherein the steel plate is provided with a second through hole connected to the ground wire, and the ground branch line and the second through hole are fixed by concrete pouring.