CN215413308U - Novel U-shaped shell and tube heat exchanger - Google Patents
Novel U-shaped shell and tube heat exchanger Download PDFInfo
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- CN215413308U CN215413308U CN202121758494.1U CN202121758494U CN215413308U CN 215413308 U CN215413308 U CN 215413308U CN 202121758494 U CN202121758494 U CN 202121758494U CN 215413308 U CN215413308 U CN 215413308U
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Abstract
The utility model provides a novel U-shaped shell and tube heat exchanger, which comprises a U-shaped heat exchanger body, wherein a cold air inlet and a cold air outlet are respectively arranged at two sides of the U-shaped heat exchanger body, and a hot air inlet and a hot air outlet are respectively arranged on two branch pipes of the U-shaped heat exchanger body; the U-shaped heat exchanger body comprises a plurality of U-shaped heat exchange plates, a plurality of heat exchange channels are formed among the U-shaped heat exchange plates, each heat exchange channel comprises a cold air channel and a hot air channel, and the cold air channels and the hot air channels are arranged in a staggered mode; two sides of the cold air channel are respectively communicated with the cold air inlet and the cold air outlet, two sides of the hot air channel are respectively communicated with the hot air inlet and the hot air outlet, and the cold air inlet and the cold air outlet are respectively provided with a cold air transition box; the hot gas inlet and the hot gas outlet are respectively provided with a hot gas transition box. The device has the advantages of simple structure, less material consumption, large heat exchange area, convenience in installation on related equipment, reduction of risk of thermal expansion deformation and welding failure, and reduction of damage and failure probability of the heat exchanger.
Description
Technical Field
The utility model belongs to the technical field of heat exchange devices, and particularly relates to a novel U-shaped shell and tube heat exchanger.
Background
The traditional plate heat exchanger or tube heat exchanger is generally used for recovering heat energy in flue gas in the prior art, a refrigerant channel is an air inlet pipe at one end, an air outlet pipe at the other end, and when the flue gas containing a large amount of heat energy flows through the traditional heat exchanger through a heat medium channel, under the stress action of thermal expansion, the heat exchange plate is easily subjected to high-temperature deformation and extrusion force generated by restraining the heat exchange plate by an external connecting pipeline, the sealing performance of the heat exchanger is easily damaged, the heat exchange effect is influenced, and the heat exchanger can be disabled in serious cases. Based on the above, the utility model provides a novel U-shaped shell and tube heat exchanger to solve the above problems.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provide a novel U-shaped shell and tube heat exchanger, which solves the problems by optimizing the structure of a heat exchange plate.
The utility model adopts the following technical scheme:
a novel U-shaped shell and tube heat exchanger comprises a U-shaped heat exchanger body, wherein a cold air inlet, a cold air outlet, a hot air inlet and a hot air outlet are arranged on the U-shaped heat exchanger body, the hot air inlet and the hot air outlet are respectively arranged on two sides of the U-shaped heat exchanger body, the cold air inlet and the cold air outlet are respectively arranged on two branch pipes of the U-shaped heat exchanger body, the positions of the cold air inlet and the cold air outlet can be exchanged, and the positions of the hot air inlet and the hot air outlet can be exchanged; the U-shaped heat exchanger body comprises a plurality of U-shaped heat exchange plates, a plurality of heat exchange channels are formed among the U-shaped heat exchange plates, each heat exchange channel comprises a cold air channel and a hot air channel, and the cold air channels and the hot air channels are arranged in a staggered mode; the two sides of the cold air channel are communicated with the cold air inlet and the cold air outlet respectively, and the two sides of the hot air channel are communicated with the hot air inlet and the hot air outlet respectively.
Further, the cold air inlet and the cold air outlet are respectively provided with a cold air transition box; the cold air transition box at the cold air inlet is used for collecting cold air, and the cold air passes through the cold air transition box and enters each cold air channel; the cold air transition box at the cold air outlet is used for collecting the cold air after heat exchange and discharging the cold air uniformly.
Furthermore, the cold air inlet and the cold air outlet are respectively provided with a first corrugated pipe, and the first corrugated pipe is connected with the cold air transition box.
Furthermore, a flange is arranged on the first corrugated pipe to connect the first corrugated pipe with an external cold air pipeline.
Further, a hot gas transition box is respectively arranged at the hot gas inlet and the hot gas outlet; the hot gas transition box at the hot gas inlet is used for collecting hot gas, and the hot gas passes through the hot gas transition box and enters each hot gas channel; and the hot gas transition box at the hot gas outlet is used for collecting hot gas after heat exchange and uniformly discharging the hot gas.
Furthermore, a second corrugated pipe is arranged at the hot gas inlet and the hot gas outlet respectively and is connected with the hot gas transition box.
Furthermore, a flange is arranged on the second corrugated pipe to connect the second corrugated pipe with an external hot gas pipeline.
Furthermore, the adjacent U-shaped heat exchange plates are fixedly connected in a welding or riveting mode.
The utility model has the beneficial effects that:
(1) the heat exchange plate is designed for the U-shaped pipe, the structure of the heat exchange plate is optimized, the risk of thermal expansion deformation and welding breakage can be greatly reduced, and the probability of damage and failure of the heat exchanger is reduced;
(2) the heat exchanger is simple in structure, small in material consumption, convenient to install on related equipment, convenient to apply in multiple use scenes, large in heat exchange area, capable of effectively improving the overall heat exchange efficiency, convenient to assemble, energy-saving and environment-friendly.
Description of the drawings:
FIG. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an embodiment of the present invention;
FIG. 3 is a perspective view of an embodiment of the present invention;
the labels in the figures are: 1. a U-shaped heat exchanger body; 2. a hot gas inlet; 3. a hot gas outlet; 4. a cold air inlet; 5. a cold air outlet; 6. a first bellows; 7. a cold air transition box; 8. a hot gas transition box; 9. a second bellows; 10. u-shaped heat exchange plate.
The specific implementation mode is as follows:
in order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Referring to the figures, the embodiment of the utility model provides a novel U-shaped shell and tube heat exchanger, which comprises a U-shaped heat exchanger body 1, wherein a cold air inlet 4, a cold air outlet 5, a hot air inlet 2 and a hot air outlet 3 are arranged on the U-shaped heat exchanger body 1, the hot air inlet 2 and the hot air outlet 3 are respectively arranged at two sides of the U-shaped heat exchanger body 1, the cold air inlet 4 and the cold air outlet 5 are respectively arranged on two branch pipes of the U-shaped heat exchanger body 1, the positions of the cold air inlet 4 and the cold air outlet 5 can be exchanged, and the positions of the hot air inlet 2 and the hot air outlet 3 can be exchanged; the U-shaped heat exchanger body 1 comprises a plurality of U-shaped heat exchange plates 10 inside, and the adjacent U-shaped heat exchange plates 10 are fixedly connected in a welding or riveting mode; a plurality of heat exchange channels are formed among the U-shaped heat exchange plates 10, each heat exchange channel comprises a cold air channel and a hot air channel, and the cold air channels and the hot air channels are arranged in a staggered mode; the two sides of the cold air channel are respectively communicated with the cold air inlet 4 and the cold air outlet 5, and the two sides of the hot air channel are respectively communicated with the hot air inlet 2 and the hot air outlet 3. Cold air and hot air respectively enter the cold air channel and the hot air pipeline which are distributed in a staggered mode through the cold air inlet 4 and the hot air inlet 2, the cold air channel and the hot air pipeline are mutually independent, interlayer type heat energy exchange is formed, the heat energy in the hot air is transmitted to the cold air through heat conduction between the U-shaped heat exchange plates 10 (thin steel plates), and the purpose of cold and heat exchange is achieved.
In the embodiment of the utility model, the cold air inlet 4 and the cold air outlet 5 are respectively provided with a cold air transition box 7; the cold air transition box 7 at the cold air inlet 4 is used for collecting cold air, and the cold air passes through the cold air transition box 7 and enters each cold air channel; the cold air transition box 7 at the cold air outlet 5 is used for collecting the cold air after heat exchange and discharging the cold air uniformly; the cold air inlet 4 and the cold air outlet 5 are respectively provided with a first corrugated pipe 6, and the first corrugated pipe 6 is welded with a cold air transition box 7; the first corrugated pipe 6 is welded with a flange to connect the first corrugated pipe 6 with an external cold air pipeline.
In the embodiment of the utility model, hot gas transition boxes 8 are respectively arranged at the hot gas inlet 2 and the hot gas outlet 3; the hot gas transition box 8 at the hot gas inlet 2 is used for collecting hot gas, and the hot gas passes through the hot gas transition box 8 and enters each hot gas channel; the hot gas transition box 8 at the hot gas outlet 3 is used for collecting hot gas after heat exchange and uniformly discharging the hot gas; the hot gas inlet 2 and the hot gas outlet 3 are respectively provided with a second corrugated pipe 9, the second corrugated pipes 9 are welded with a hot gas transition box 8, and the second corrugated pipes 9 are used for playing a role in connection on one hand and playing an anti-expansion effect on an internal U-shaped heat exchange plate 10 on the other hand; a flange is welded on the second corrugated pipe 9 to connect the second corrugated pipe 9 with an external hot gas pipeline.
The application process of the utility model is as follows:
low-temperature gas and high-temperature gas respectively enter the cold air channel and the hot air pipeline which are distributed in a staggered mode through the cold air inlet 4 and the hot air inlet 2, the cold air channel and the hot air pipeline are mutually independent, interlayer type heat energy exchange is formed, heat energy in the hot air is transmitted to the cold air through heat conduction between the U-shaped heat exchange plates 10 (thin steel plates), and the purpose of cold and heat exchange is achieved. The low-temperature gas and the high-temperature gas after heat exchange respectively flow out through the cold gas outlet 5 and the hot gas outlet 3, enter the transition box and are then uniformly discharged.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention, it should be noted that, for those skilled in the art, several modifications and decorations without departing from the principle of the present invention should be regarded as the protection scope of the present invention.
Claims (8)
1. A novel U-shaped shell and tube heat exchanger is characterized by comprising a U-shaped heat exchanger body (1), wherein a cold air inlet (4), a cold air outlet (5), a hot air inlet (2) and a hot air outlet (3) are arranged on the U-shaped heat exchanger body (1), the hot air inlet (2) and the hot air outlet (3) are respectively arranged on two sides of the U-shaped heat exchanger body (1), the cold air inlet (4) and the cold air outlet (5) are respectively arranged on two branch pipes of the U-shaped heat exchanger body (1), the positions of the cold air inlet (4) and the cold air outlet (5) can be exchanged with each other, and the positions of the hot air inlet (2) and the hot air outlet (3) can be exchanged with each other; the U-shaped heat exchanger body (1) comprises a plurality of U-shaped heat exchange plates (10) inside, a plurality of heat exchange channels are formed among the U-shaped heat exchange plates (10), each heat exchange channel comprises a cold air channel and a hot air channel, and the cold air channels and the hot air channels are arranged in a staggered mode; the two sides of the cold air channel are respectively communicated with the cold air inlet (4) and the cold air outlet (5), and the two sides of the hot air channel are respectively communicated with the hot air inlet (2) and the hot air outlet (3).
2. The novel U-shaped shell and tube heat exchanger of claim 1 is characterized in that a cold air transition box (7) is respectively arranged at the cold air inlet (4) and the cold air outlet (5); the cold air transition box (7) at the cold air inlet (4) is used for collecting cold air, and the cold air passes through the cold air transition box (7) and enters each cold air channel; the cold air transition box (7) at the cold air outlet (5) is used for collecting the cold air after heat exchange and discharging the cold air uniformly.
3. The new U-shaped shell and tube heat exchanger according to claim 2 is characterized in that the cold air inlet (4) and the cold air outlet (5) are respectively provided with a first corrugated pipe (6), and the first corrugated pipe (6) is connected with a cold air transition box (7).
4. A new U-shaped shell and tube heat exchanger according to claim 3 wherein the first bellows (6) is provided with a flange for connecting the first bellows (6) with an external cold air duct.
5. The novel U-shaped shell and tube heat exchanger according to claim 1, characterized in that hot gas transition boxes (8) are respectively arranged at the hot gas inlet (2) and the hot gas outlet (3); the hot gas transition box (8) at the hot gas inlet (2) is used for collecting hot gas, and the hot gas passes through the hot gas transition box (8) and enters each hot gas channel; the hot gas transition box (8) at the hot gas outlet (3) is used for collecting hot gas after heat exchange and uniformly discharging the hot gas.
6. A novel U-shaped shell and tube heat exchanger according to claim 5, characterized in that the hot gas inlet (2) and the hot gas outlet (3) are respectively provided with a second corrugated pipe (9), and the second corrugated pipe (9) is connected with a hot gas transition box (8).
7. A new U-shaped shell and tube heat exchanger according to claim 6 characterized in that said second bellows (9) is equipped with a flange to connect the second bellows (9) with an external hot gas pipe.
8. A novel U-shaped shell and tube heat exchanger according to claim 1, characterized in that adjacent U-shaped heat exchange plates (10) are fixedly connected by welding or riveting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121758494.1U CN215413308U (en) | 2021-07-30 | 2021-07-30 | Novel U-shaped shell and tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121758494.1U CN215413308U (en) | 2021-07-30 | 2021-07-30 | Novel U-shaped shell and tube heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215413308U true CN215413308U (en) | 2022-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121758494.1U Active CN215413308U (en) | 2021-07-30 | 2021-07-30 | Novel U-shaped shell and tube heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215413308U (en) |
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2021
- 2021-07-30 CN CN202121758494.1U patent/CN215413308U/en active Active
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