CN110645813A

CN110645813A - Pressureless silicon carbide heat exchange membrane core

Info

Publication number: CN110645813A
Application number: CN201910977114.4A
Authority: CN
Inventors: 谢勇
Original assignee: Nantong Shuang Rui Energy Saving Environmental Protection Technology Co Ltd
Current assignee: Nantong Shuang Rui Energy Saving Environmental Protection Technology Co Ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-01-03

Abstract

The invention relates to the field of heat exchange membrane cores, and discloses a pressureless silicon carbide heat exchange membrane core, which comprises a heat exchange membrane core main body, wherein the heat exchange membrane core main body consists of tube plates, intermediate baffle plates and heat exchange tubes, the tube plates are arranged at two ends of the heat exchange membrane core main body, the heat exchange tubes are connected between the tube plates, the intermediate baffle plates are respectively inserted at two ends of the heat exchange tubes close to the middle position, the heat exchange membrane core main body is integrally sintered at no pressure and is directly molded, and the intervals are equal, the heat exchange membrane core main body is made of silicon carbide, carbon fibers and graphite silicon, the heat transfer efficiency is 140W/MK, and the pressureless silicon carbide heat exchange membrane core is applied to a central air-conditioning system, so that the indoor air quality can be improved, the fresh air load can be effectively reduced, the installed capacity of cold and heat source equipment can be reduced, The system operation cost is saved.

Description

Pressureless silicon carbide heat exchange membrane core

Technical Field

The invention relates to the field of film changing film cores, in particular to a pressureless silicon carbide heat exchanging film core.

Background

Along with the continuous improvement of the living standard of people, people have higher and higher requirements on air quality, and the installation of a fresh air system becomes an effective means for improving the air quality. The new fan of application one-way air current improves indoor air quality and can make indoor thermal loss serious, use two-way air current's heat transfer membrane core, also can retrieve indoor heat when filtering air had both satisfied people's demand to the new trend and had reduced the waste of energy so heat transfer membrane core widely used in diamond in new trend system and the heat-exchange core is the key part of heat transfer membrane core, directly decided the performance of heat transfer membrane core currently the heat-exchange membrane core mainly adopt the paper heat-exchange core, the paper heat-exchange core has resistance big, with high costs, shortcoming such as unable washing is environmental protection more, economy, efficient heat-exchange core has become the key that people concern.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the following technical scheme: a pressureless silicon carbide heat exchange membrane core comprises a heat exchange membrane core main body, wherein the heat exchange membrane core main body is composed of a tube plate, a middle baffle plate and heat exchange tubes, the tube plate is arranged at two ends of the heat exchange membrane core main body, the heat exchange tubes are connected between the tube plates, and the middle baffle plate is respectively inserted at two ends of the heat exchange tubes close to the middle position.

Preferably, the tube plates are two in number and are circular in cross section.

Preferably, the number of the heat exchange tubes is 90, and the cross section of the heat exchange tube is circular.

Preferably, the number of the intermediate baffles is two, and the shape of the intermediate baffles is a sector.

Preferably, the heat exchange membrane core main body is subjected to integral sintering without pressure, is directly molded and is equally spaced.

Preferably, the material of the heat exchange membrane core main body is composed of silicon carbide, carbon fiber and graphite silicon, and the heat transfer efficiency is 140W/MK.

Compared with the prior art, the invention has the following beneficial effects: the pressureless silicon carbide heat exchange membrane core can utilize energy in indoor exhaust to precool outdoor fresh air introduced, so that the purpose of reducing the energy consumption of a fresh air system is achieved, the pressureless silicon carbide heat exchange membrane core is applied to a central air conditioning system, the quality of indoor air can be improved, the fresh air load can be effectively reduced, the installed capacity of cold and heat source equipment is reduced, the operating efficiency of the air conditioning system is improved, and the operating cost of the system is saved, a heat exchange membrane core main body is subjected to pressureless integral sintering, direct forming and interval equal distribution, the heat exchange membrane core main body is made of silicon carbide, carbon fibers and graphite silicon, and the heat transfer efficiency is 140W/MK.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a side view of the present invention.

In the figure: 1. a heat exchange membrane core body; 2. a tube sheet; 3. a heat exchange pipe; 4. a middle baffle plate.

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. 1-2, the pressureless silicon carbide heat exchange membrane core comprises a heat exchange membrane core main body 1, wherein the heat exchange membrane core main body 1 is composed of tube plates 2, intermediate baffle plates 4 and heat exchange tubes 3, the tube plates 2 are installed at two ends of the heat exchange membrane core main body 1, the heat exchange tubes 3 are connected between the tube plates 2, and the intermediate baffle plates 4 are respectively inserted at two ends of the heat exchange tubes 3 close to the intermediate position.

The tube plates 2 are two groups, and the cross sections of the tube plates are circular; the number of the heat exchange tubes 3 is 90, and the cross section of each heat exchange tube 3 is circular; the number of the middle baffle plates 4 is two, and the shape of the middle baffle plates is a sector; the heat exchange membrane core main body 1 is integrally sintered at no pressure, directly molded and equally spaced; the heat exchange membrane core main body 1 is made of silicon carbide, carbon fiber and graphite silicon, and the heat transfer efficiency is 140W/MK.

When the pressureless silicon carbide heat exchange membrane core is prepared, pressureless integral sintering is carried out, direct forming is carried out, and intervals are equal; the material is composed of silicon carbide, carbon fiber and graphite silicon, the heat transfer efficiency is 140W/MK, and the pressureless silicon carbide heat exchange membrane core is applied to a central air-conditioning system, so that the indoor air quality can be improved, the fresh air load can be effectively reduced, the installed capacity of cold and heat source equipment can be reduced, the operating efficiency of the air-conditioning system can be improved, and the operating cost of the system can be saved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The pressureless silicon carbide heat exchange membrane core comprises a heat exchange membrane core main body (1) and is characterized in that; the heat exchange membrane core main body (1) is composed of tube plates (2), intermediate baffle plates (4) and heat exchange tubes (3), the tube plates (2) are installed at two ends of the heat exchange membrane core main body (1), the heat exchange tubes (3) are connected between the tube plates (2), and the intermediate baffle plates (4) are respectively inserted at two ends of the heat exchange tubes (3) close to the middle position.

2. The pressureless silicon carbide heat exchange membrane core of claim 1, wherein: the number of the tube plates (2) is two, and the cross sections of the tube plates are circular.

3. The pressureless silicon carbide heat exchange membrane core of claim 1, wherein: the number of the heat exchange tubes (3) is 90, and the cross sections of the heat exchange tubes (3) are circular.

4. The pressureless silicon carbide heat exchange membrane core of claim 1, wherein: the number of the middle baffle plates (4) is two, and the middle baffle plates are fan-shaped.

5. The pressureless silicon carbide heat exchange membrane core of claim 1, wherein: the heat exchange membrane core main body (1) is subjected to non-pressure integral sintering, is directly formed and is equally spaced.

6. The pressureless silicon carbide heat exchange membrane core of claim 1, wherein: the heat exchange membrane core main body (1) is made of silicon carbide, carbon fibers and graphite silicon, and the heat transfer efficiency is 140W/MK.