CN111854501A

CN111854501A - Three-medium multipurpose heat exchanger

Info

Publication number: CN111854501A
Application number: CN202010819341.7A
Authority: CN
Inventors: 陈俊基; 周逸杨; 姚启航; 赖思远; 叶陈伟; 袁蒋天; 王海鹏; 王冬梅
Original assignee: Taizhou Hengbang Machinery Technology Co Ltd
Current assignee: Taizhou Hengbang Machinery Technology Co Ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2020-10-30

Abstract

The invention discloses a three-medium multipurpose heat exchanger, which comprises: the shell, first medium heat exchange core and second medium heat exchange core interval arrangement and all be fixed in inside the shell, first medium heat exchange core both sides are provided with first medium inlet pipe and first medium outlet pipe respectively, second medium heat exchange core both sides are provided with second medium inlet pipe and second medium outlet pipe respectively, shells inner wall and first medium heat exchange core outer wall, inject the third medium passageway between the second medium heat exchange core outer wall, communicate respectively on the third medium passageway and have third medium inlet pipe and third medium outlet pipe. The heat exchanger can realize synchronous heat exchange of three heat exchange media, has simple structure, easy manufacture and low cost, and enlarges the application range of the heat exchanger.

Description

Three-medium multipurpose heat exchanger

Technical Field

The invention relates to the technical field of heat exchange, in particular to a three-medium multipurpose heat exchanger.

Background

The heat exchange equipment is widely applied in the industrial departments of petroleum, chemical industry and the like. At present, a sleeve type heat exchanger, a shell and tube heat exchanger, a plate type heat exchanger and the like which are widely applied can only realize synchronous heat exchange between two media, and can not realize synchronous heat exchange of three heat exchange media, so that the application field of the heat exchanger is narrow.

Therefore, how to provide a three-medium multipurpose heat exchanger which can realize synchronous heat exchange of three heat exchange media and has simple structure and low production cost is a problem which needs to be solved urgently by technical personnel in the field.

Disclosure of Invention

In view of the above, the invention provides a three-medium multipurpose heat exchanger which can realize synchronous heat exchange of three heat exchange media, and has the advantages of simple structure and low production cost.

In order to achieve the purpose, the invention adopts the following technical scheme:

a three-media multipurpose heat exchanger comprising: the heat exchanger comprises a shell, a first medium heat exchange core and a second medium heat exchange core, wherein the first medium heat exchange core and the second medium heat exchange core are arranged at intervals and are fixed in the shell, a first medium inlet pipe and a first medium outlet pipe are respectively arranged on two sides of the first medium heat exchange core, the first medium outlet pipe and the first medium inlet pipe respectively penetrate through the left side wall and the right side wall of the shell to extend outwards, a second medium inlet pipe and a second medium outlet pipe are respectively arranged on two sides of the second medium heat exchange core, the second medium outlet pipe and the second medium inlet pipe respectively penetrate through the left side wall and the right side wall of the shell to extend outwards, a third medium channel is defined between the inner wall of the shell and the outer wall of the first medium heat exchange core and the outer wall of the second medium heat exchange core, and a third medium inlet pipe and a third medium outlet pipe are respectively communicated with the third medium channel, the third medium inlet pipe and the third medium outlet pipe extend outwardly through front and rear side walls of the case, respectively.

According to the technical scheme, compared with the prior art, the invention discloses the three-medium multipurpose heat exchanger, wherein the first heat exchange core body and the second heat exchange core body can be respectively introduced with the first medium and the second medium, and the third medium channel can be introduced with the third medium.

Furthermore, the first medium inlet pipe, the first medium outlet pipe and the first medium heat exchange core body are in sealed connection, and the second medium inlet pipe, the second medium outlet pipe and the second medium heat exchange core body are in sealed connection. The first medium and the second medium are ensured not to leak into the third medium channel.

Further, the first medium inlet pipe, the second medium inlet pipe and the third medium inlet pipe can be provided with switch valves, so that heat exchange of different media is facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a three-medium multipurpose heat exchanger provided by the invention.

Wherein: 1-shell, 11-third medium inlet pipe, 12-third medium outlet pipe, 2-first medium heat exchange core, 21-first medium inlet pipe, 22-first medium outlet pipe, 3-second medium heat exchange core, 31-second medium inlet pipe, 32-second medium outlet pipe, 4-third medium channel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention discloses a three-medium multipurpose heat exchanger, including: the shell body 1, the first medium heat exchange core body 2 and the second medium heat exchange core body 3 are arranged at intervals and are fixed in the shell body 1, a first medium inlet pipe 21 and a first medium outlet pipe 22 are respectively arranged at two sides of the first medium heat exchange core body 2, the first medium outlet pipe 22 and the first medium inlet pipe 21 respectively penetrate through the left side wall and the right side wall of the shell body 1 to extend outwards, a second medium inlet pipe 31 and a second medium outlet pipe 32 are respectively arranged at two sides of the second medium heat exchange core body 3, the second medium outlet pipe 32 and the second medium inlet pipe 31 respectively penetrate through the left side wall and the right side wall of the shell body 1 to extend outwards, a third medium channel 4 is defined between the inner wall of the shell body 1 and the outer wall of the first medium heat exchange core body 2 and the outer wall of the second medium heat exchange core body 3, and the, a third medium inlet pipe 11 and a third medium outlet pipe 12 extend outwardly through the front and rear side walls of the casing 1, respectively.

Wherein, in order to avoid the leakage of the third medium, sealing rings (not labeled) are arranged between the first medium inlet pipe 21, the first medium outlet pipe 22, the second medium inlet pipe 31, the second medium outlet pipe 32, the third medium inlet pipe 11 and the third medium outlet pipe 12 and the housing 1. The first medium inlet pipe 21, the first medium outlet pipe 22 and the first medium heat exchange core 2 are connected in a sealing way, and the second medium inlet pipe 31, the second medium outlet pipe 32 and the second medium heat exchange core 3 are connected in a sealing way. The first medium, the second medium and the third medium are effectively ensured not to leak.

On the first medium inlet pipe 21, the second medium inlet pipe 31 and the third medium inlet pipe 11, on-off valves (not shown) may be provided.

In the three-medium multipurpose heat exchanger, if the first medium and the second medium are high-temperature media and the third medium is a low-temperature medium, the temperature of the first medium and the temperature of the second medium can be reduced and the temperature of the third medium can be increased after heat exchange. If the first medium and the second medium are low-temperature media and the third medium is a high-temperature medium, the temperature of the first medium and the temperature of the second medium can be increased and the temperature of the third medium can be reduced after heat exchange. And the outflow temperature of the third medium can be controlled by adjusting the flow rate of the first medium or the second medium.

In the multipurpose heat exchanger with three media, the on-off valves on the first medium inlet pipe and the third medium inlet pipe are opened, and the on-off valve on the second medium inlet pipe is closed, so that the heat exchange between the first medium and the third medium can be realized. And the on-off valves on the second medium inlet pipe and the third medium inlet pipe are opened, and the on-off valve on the first medium inlet pipe is closed, so that the heat exchange between the second medium and the third medium can be realized. And the on-off valves on the first medium inlet pipe, the second medium inlet pipe and the third medium inlet pipe are opened, so that the simultaneous heat exchange of the three media can be realized. The three-medium multipurpose heat exchanger has the advantages of simple structure, easiness in manufacturing and low cost, and the application range of the heat exchanger is enlarged.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A three-media multipurpose heat exchanger, comprising: the heat exchanger comprises a shell (1), a first medium heat exchange core (2) and a second medium heat exchange core (3), wherein the first medium heat exchange core (2) and the second medium heat exchange core (3) are arranged at intervals and fixed inside the shell (1), a first medium inlet pipe (21) and a first medium outlet pipe (22) are respectively arranged on two sides of the first medium heat exchange core (2), the first medium outlet pipe (22) and the first medium inlet pipe (21) respectively penetrate through the left side wall and the right side wall of the shell (1) to extend outwards, a second medium inlet pipe (31) and a second medium outlet pipe (32) are respectively arranged on two sides of the second medium heat exchange core (3), the second medium outlet pipe (32) and the second medium inlet pipe (31) respectively penetrate through the left side wall and the right side wall of the shell (1) to extend outwards, and the inner wall of the shell (1) and the outer wall of the first medium heat exchange core (2), And a third medium channel (4) is defined between the outer walls of the second medium heat exchange cores (3), a third medium inlet pipe (11) and a third medium outlet pipe (12) are respectively communicated with the third medium channel (4), and the third medium inlet pipe (11) and the third medium outlet pipe (12) respectively penetrate through the front side wall and the rear side wall of the shell (1) and extend outwards.

2. A three media multipurpose heat exchanger according to claim 1 wherein there is a sealed connection between the first media inlet pipe (21), the first media outlet pipe (22) and the first media heat exchanging core (2), and a sealed connection between the second media inlet pipe (31), the second media outlet pipe (32) and the second media heat exchanging core (3).

3. A multipurpose heat exchanger with three media as recited in claim 1, wherein each of said first medium inlet pipe (21), said second medium inlet pipe (31) and said third medium inlet pipe (11) is provided with a switch valve for realizing heat exchange between the first medium and the third medium or between the second medium and the third medium or between the first medium and the third medium respectively.