CN216845768U - Finned tube heat exchanger - Google Patents
Finned tube heat exchanger Download PDFInfo
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- CN216845768U CN216845768U CN202123393339.7U CN202123393339U CN216845768U CN 216845768 U CN216845768 U CN 216845768U CN 202123393339 U CN202123393339 U CN 202123393339U CN 216845768 U CN216845768 U CN 216845768U
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- heat exchange
- tube
- heat exchanger
- exchange tube
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Abstract
The utility model discloses a finned tube heat exchanger in the finned tube heat exchanger technical field, include: a liquid inlet pipe; the liquid outlet pipe is arranged in parallel with the liquid inlet pipe; the heat exchange tubes are respectively arranged between the liquid inlet tube and the liquid outlet tube in parallel at intervals, one end of each heat exchange tube is communicated with the liquid inlet tube, the other end of each heat exchange tube is communicated with the liquid outlet tube, and two ends of each heat exchange tube are respectively provided with a corrugated section; and the fin components are respectively connected to the heat exchange tubes and arranged between the two corrugated sections. The finned tube heat exchanger eliminates thermal stress through the corrugated sections, solves the problem of expansion amount of the heat exchange tube, prolongs the service life of the heat exchange tube, and prolongs the service life of the heat exchange tube.
Description
Technical Field
The utility model relates to a finned tube heat exchanger technical field, in particular to finned tube heat exchanger.
Background
The heat exchanger is a universal device widely used in many metallurgical industries and has a plurality of types. The finned tube heat exchanger is suitable for heat exchange between air and water or refrigerant due to the extremely large specific surface area of the finned tube heat exchanger.
However, due to the influence of external factors such as high-temperature flue gas and the like, the heat exchange tubes of the finned tube heat exchanger easily generate thermal stress, and if the thermal stress cannot be timely eliminated, a lot of hidden dangers can be brought: performance is deteriorated; leakage points are easy to appear on the heat exchange tube; thirdly, the ideal heat exchange effect cannot be achieved.
SUMMERY OF THE UTILITY MODEL
This application leads to the performance variation scheduling problem through providing a finned tube heat exchanger, has solved among the prior art heat exchange tube and has produced thermal stress easily, and effectual elimination thermal stress increases the life of heat exchange tube, extension heat exchange tube live time.
The embodiment of the application provides a finned tube heat exchanger, includes:
a liquid inlet pipe;
the liquid outlet pipe is arranged in parallel with the liquid inlet pipe;
the heat exchange tubes are respectively arranged between the liquid inlet tube and the liquid outlet tube in parallel at intervals, one end of each heat exchange tube is communicated with the liquid inlet tube, the other end of each heat exchange tube is communicated with the liquid outlet tube, and two ends of each heat exchange tube are respectively provided with a corrugated section;
and the fin components are respectively connected to the heat exchange tubes and arranged between the two corrugated sections.
The beneficial effects of the above embodiment are as follows: the cross section profile of the corrugated section is wavy, so that the thermal stress is eliminated through the corrugated section, the problem of expansion amount of the heat exchange tube is solved, the service life of the heat exchange tube is prolonged, and the service life of the heat exchange tube is prolonged.
On the basis of the above embodiments, the present application can be further improved, specifically as follows:
in one embodiment of the present application, the plurality of heat exchange tubes are vertically divided into two rows and arranged between the liquid inlet tube and the liquid outlet tube, and the two rows of heat exchange tubes are transversely staggered. When the number of the heat exchange tubes is at least four, the mutual interference of adjacent fin assemblies can be avoided, the space is fully utilized, and the heat dissipation efficiency is improved under the condition that the volume of the heat exchanger is certain.
In one embodiment of the present application, baffles are respectively disposed on the liquid outlet pipe and the liquid inlet pipe, and the baffles are disposed between the two rows of heat exchange pipes. Reducing disturbance of the air flow through the heat exchanger.
In one of the embodiments of this application, the heat exchange tube is the steel pipe, the ripple section with the heat exchange tube integrated into one piece. The upper end and the lower end of the heat exchange tube are directly made into corrugated shapes, so that the whole heat exchange tube is ensured to be a seamless steel tube, and the heat exchange tube can be directly contacted with high-temperature flue gas.
In one embodiment of the present application, the fin assembly includes a connecting member and a plurality of fins, the plurality of fins are disposed around the heat exchange tube at uniform intervals, and the adjacent fins are connected by the connecting member. The space is fully utilized, and the heat exchange effect is improved.
In one embodiment of the present application, the fin assembly is made of thermally conductive plastic, and the fin assembly is connected to the heat exchange tube through an injection molding process. The fin assembly made of the heat-conducting plastic is not easy to corrode, so that the service life of the heat exchange tube is prolonged, and the service life of the heat exchange tube is prolonged.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
1. the finned tube heat exchanger eliminates thermal stress through the corrugated sections, solves the problem of expansion amount of the heat exchange tube, prolongs the service life of the heat exchange tube, and prolongs the service life of the heat exchange tube.
2. The heat exchange tubes of the finned tube heat exchanger are arranged in a staggered mode, so that mutual interference of adjacent fin assemblies can be avoided, the space is fully utilized, and the heat dissipation efficiency is improved under the condition that the volume of the heat exchanger is certain.
3. The fin assembly made of the heat-conducting plastic is not easy to corrode, so that the service life of the heat exchange tube is prolonged, and the service life of the heat exchange tube is prolonged.
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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic view of a fin assembly.
The heat exchanger comprises a liquid inlet pipe 1, a liquid outlet pipe 2, a heat exchange pipe 3, a corrugated section 31, a fin assembly 4, a connecting piece 41, fins 42 and a baffle 5.
Detailed Description
The present invention will be further explained with reference to the following embodiments, which are to be understood as illustrative only and not as limiting the scope of the invention, and modifications of the various equivalent forms of the present invention by those skilled in the art after reading the present invention fall within the scope of the appended claims.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "vertical" and "outer peripheral surface" are used to indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship that the product of the present invention is usually placed when in use, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element to be referred must have a specific position, be constructed in a specific orientation, and be operated, and therefore should not be construed as limiting the present invention.
Furthermore, the term "vertical" and like terms do not imply that the components are absolutely required to be horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the various embodiments or examples and features of the various embodiments or examples described herein can be combined and combined by those skilled in the art without conflicting aspects.
The embodiment of the application provides a finned tube heat exchanger, has solved among the prior art heat exchange tube and has produced thermal stress easily and lead to the performance variation scheduling problem, and effectual elimination thermal stress increases the life of heat exchange tube, extension heat exchange tube live time.
In order to solve the above problems, the technical solution in the embodiment of the present application has the following general idea:
example (b):
as shown in fig. 1 to 4, an embodiment of the present application provides a fin tube heat exchanger, including: a liquid inlet pipe 1, a liquid outlet pipe 2, a plurality of heat exchange tubes 3, a plurality of fin components 4. One end of the liquid inlet pipe 1 is blocked by an end cover, and the other end is communicated with the outside; two ends of the liquid outlet pipe 2 are respectively blocked by end covers, the middle part of the liquid outlet pipe 2 is communicated with the outside, and the liquid outlet pipe 2 and the liquid inlet pipe 1 are arranged in parallel.
A plurality of heat exchange tubes 3 are respectively arranged between the liquid inlet pipe 1 and the liquid outlet pipe 2 in parallel at intervals, one end of each heat exchange tube 3 is communicated with the liquid inlet pipe 1, the other end of each heat exchange tube is communicated with the liquid outlet pipe 2, corrugated sections 31 are respectively arranged at two ends of each heat exchange tube 3, the plurality of heat exchange tubes 3 are vertically divided into two rows, and the two rows of heat exchange tubes 3 are transversely arranged in a staggered mode. The heat exchange tube 3 is a steel tube, and the corrugated section 31 and the heat exchange tube 3 are integrally formed.
A plurality of fin assemblies 4 are connected to heat exchange tube 3 one-to-one respectively, and fin assemblies 4 are arranged between two corrugated sections 31. The fin assembly 4 comprises a connecting piece 41 and a plurality of fins 42, the plurality of fins 42 are uniformly arranged around the heat exchange tube 3 at intervals, and adjacent fins 42 are connected through the connecting piece 41. The fin assembly 4 is made of heat conducting plastic, and the fin assembly 4 is connected to the heat exchange tube 3 through an injection molding process.
Furthermore, the liquid outlet pipe 2 and the liquid inlet pipe 1 are respectively provided with a baffle 5, and the baffle 5 is arranged between the two rows of heat exchange pipes 3.
The technical scheme in the embodiment of the application at least has the following technical effects or advantages:
1. the finned tube heat exchanger eliminates thermal stress through the corrugated sections, solves the problem of expansion amount of the heat exchange tube, prolongs the service life of the heat exchange tube, and prolongs the service life of the heat exchange tube.
2. The heat exchange tubes of the finned tube heat exchanger are arranged in a staggered mode, so that mutual interference of adjacent fin assemblies can be avoided, the space is fully utilized, and the heat dissipation efficiency is improved under the condition that the volume of the heat exchanger is certain.
3. The fin assembly made of the heat-conducting plastic is not easy to corrode, so that the service life of the heat exchange tube is prolonged, and the service life of the heat exchange tube is prolonged.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. A finned tube heat exchanger comprising:
a liquid inlet pipe;
the liquid outlet pipe is arranged in parallel with the liquid inlet pipe;
the heat exchange tubes are respectively arranged between the liquid inlet tube and the liquid outlet tube in parallel at intervals, one end of each heat exchange tube is communicated with the liquid inlet tube, the other end of each heat exchange tube is communicated with the liquid outlet tube, and two ends of each heat exchange tube are respectively provided with a corrugated section;
and the fin components are respectively connected to the heat exchange tubes and arranged between the two corrugated sections.
2. The finned tube heat exchanger of claim 1 wherein: the plurality of heat exchange tubes are vertically divided into two rows and arranged between the liquid inlet tube and the liquid outlet tube, and the two rows of heat exchange tubes are transversely arranged in a staggered manner.
3. The finned tube heat exchanger of claim 2 wherein: the liquid outlet pipe and the liquid inlet pipe are respectively provided with a baffle plate, and the baffle plates are arranged between the two rows of heat exchange pipes.
4. The finned tube heat exchanger of claim 1 wherein: the heat exchange tube is a steel tube, and the corrugated section and the heat exchange tube are integrally formed.
5. The finned tube heat exchanger of claim 1 wherein: the fin assembly comprises a connecting piece and a plurality of fins, the fins surround the heat exchange tube and are arranged at uniform intervals, and the fins are adjacent to each other and connected through the connecting piece.
6. The finned tube heat exchanger of claim 5 wherein: the fin assembly is made of heat conducting plastic and is connected to the heat exchange tube through an injection molding process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123393339.7U CN216845768U (en) | 2021-12-30 | 2021-12-30 | Finned tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123393339.7U CN216845768U (en) | 2021-12-30 | 2021-12-30 | Finned tube heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216845768U true CN216845768U (en) | 2022-06-28 |
Family
ID=82113225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123393339.7U Active CN216845768U (en) | 2021-12-30 | 2021-12-30 | Finned tube heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216845768U (en) |
-
2021
- 2021-12-30 CN CN202123393339.7U patent/CN216845768U/en active Active
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