CN216205532U

CN216205532U - High-temperature heat exchange tube of energy-saving boiler

Info

Publication number: CN216205532U
Application number: CN202122548488.XU
Authority: CN
Inventors: 张琳
Original assignee: Shanghai Energy Saving Technology Co ltd
Current assignee: Shanghai Energy Saving Technology Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-04-05
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a high-temperature heat exchange tube of an energy-saving boiler. According to the utility model, the heat exchange tube is conducted and radiated by the vertical heat conduction plate and the horizontal heat conduction plate, and the heat radiation fins and the heat conduction connecting plates arranged on the bent tube part, so that heat can be uniformly dispersed, and faster diffusion and transmission of heat are realized, thus the temperature rise of each part of the heat exchange tube is basically consistent, the whole tube bundle is heated very uniformly at high temperature by the heat exchange tube, and the local boiling phenomenon is avoided.

Description

High-temperature heat exchange tube of energy-saving boiler

Technical Field

The utility model relates to the technical field of boilers, in particular to a high-temperature heat exchange tube of an energy-saving boiler.

Background

The boiler is an energy conversion device, the energy input to the boiler is chemical energy, electric energy and the like in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy. The boiler is a water container heated on fire, a furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace. The hot water or steam generated in the boiler can directly provide heat energy for industrial production and people's life. After water enters the boiler, the boiler heating surface in the steam-water system transfers the absorbed heat to water, so that the water is heated into hot water with certain temperature and pressure or generated steam, and the hot water is led out for application. Meanwhile, the fuel is combusted to continuously release heat, the high-temperature flue gas generated by combustion transfers the heat to the heat exchange tube of the boiler through heat propagation, the temperature of the high-temperature flue gas is gradually reduced, and the high-temperature flue gas is finally discharged from a chimney.

The patent publication numbers are: CN 210569231U's chinese utility model patent discloses an energy-conserving boiler high temperature heat exchange tube, it is the heat exchange tube bundle of connecting the constitution by a plurality of heat exchange tubes and 2 ~ 4 tube sheets, its characterized in that, it is adjacent be connected through the soaking plate between the heat exchange tube, it has the hole of diathermanous to open on the soaking plate, the hole of diathermanous is followed even or inhomogeneous distribution in the soaking plate extending direction, the soaking plate both ends link to each other with adjacent tube sheet welding. The heat exchange tubes are connected with the heat exchange tubes at the positions where the heat is concentrated and the positions where the heat is less, so that the heat is diffused and transferred, and the temperature of the heat exchange tubes of all parts is consistent. However, the soaking plate can only be arranged on the straight pipe part of the heat exchange pipe, the bent pipe part can not use the scheme, the technical effects described in the scheme are achieved, the bent pipe part is weaker relative to the straight pipe part and needs heat diffusion and transmission, and therefore the temperature of the heat exchange pipes of all parts is consistent.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses a high-temperature heat exchange tube of an energy-saving boiler, which adopts the technical scheme that the high-temperature heat exchange tube comprises the following components: the heat exchange tube for the connection with be used for the heat transfer of connection tube sheet, the multiunit the heat exchange tube is through setting up with the equidistance the heat exchange tube bundle is constituteed to connection tube sheet fixed connection, the heat exchange tube is still including the bent pipe portion, equidistance is installed and is used for soaking, radiating vertical heat-conducting plate and horizontal heat-conducting plate between the heat exchange tube, vertical heat-conducting plate and horizontal heat-conducting plate set up in turn, the bent pipe portion with the junction outside fixed mounting of heat exchange tube has and is used for reinforcing ring to the junction, the outside equidistance of bent pipe portion is installed and is used for carrying out heat conduction, radiating fin to the bent pipe portion, fixed mounting has the heat conduction connecting plate between the radiating fin.

As a preferred scheme of the present invention, heat dissipation holes capable of dissipating heat and allowing heat to circulate are disposed on the horizontal heat conduction plate and the vertical heat conduction plate at equal intervals, and the heat dissipation holes are disposed on two sides of the heat exchange tube.

As a preferable scheme of the present invention, the heat conducting connecting plate and the heat dissipating fins are welded, and the heat conducting connecting plate and the heat dissipating fins have the same thickness and are made of the same material.

As a preferable scheme of the present invention, the vertical heat conducting plate is connected to the heat exchange tubes arranged in the vertical direction, the width of the vertical heat conducting plate is greater than the diameter of the heat exchange tubes, and the length of the vertical heat conducting plate is greater than the total height of the heat exchange tubes arranged in the vertical direction.

As a preferable aspect of the present invention, the lateral heat conducting plate is connected to the heat exchange tubes arranged in the horizontal direction, the height of the lateral heat conducting plate is greater than the diameter of the heat exchange tubes, and the length of the lateral heat conducting plate is greater than the total width of the heat exchange tubes arranged in the horizontal direction.

The utility model has the beneficial effects that: according to the utility model, the heat exchange tube is conducted and radiated by the vertical heat conduction plate and the horizontal heat conduction plate, and the heat radiation fins and the heat conduction connecting plates arranged on the bent tube part, so that heat can be uniformly dispersed, and faster diffusion and transmission of heat are realized, thus the temperature rise of each part of the heat exchange tube is basically consistent, the whole tube bundle is heated very uniformly at high temperature by the heat exchange tube, and the local boiling phenomenon is avoided.

Drawings

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

FIG. 2 is a first cross-sectional view of a portion of the structure of the present invention;

fig. 3 is a second cross-sectional view of a partial structure of the present invention.

In the figure: 1-connecting tube plate, 2-heat exchange tube, 3-bent tube part, 4-transverse heat conducting plate, 5-vertical heat conducting plate, 6-heat dissipation hole, 7-reinforcing ring, 8-heat dissipation fin and 9-heat conduction connecting plate.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the utility model, and further, the terms "first", "second", etc., are used only for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more of such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "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; the two elements may be directly connected or indirectly connected through an intermediate medium, and the two elements may be communicated with each other, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art through specific situations.

Example 1

As shown in fig. 1 to 3, the embodiment of the high-temperature heat exchange tube of an energy-saving boiler according to the present invention includes: connecting tube plate 1 and heat exchange tube 2, the multiunit heat exchange tube 2 is through setting up with the equidistance connecting tube plate 1 fixed connection constitutes the heat exchanger tube bank, heat exchange tube 2 is still including bent pipe portion 3, vertical heat-conducting plate 5 and horizontal heat-conducting plate 4 are installed to the equidistance between heat exchange tube 2, vertical heat-conducting plate 5 sets up with horizontal heat-conducting plate 4 in turn, through setting up in turn, can be favorable to the heat to the conduction of all directions all around, bent pipe portion 3 with the junction outside fixed mounting of heat exchange tube 2 has reinforcing ring 7, radiating fin 8 is installed to the outside equidistance of bent pipe portion 3, fixed mounting has heat conduction connecting plate 9 between radiating fin 8, and radiating fin 8 can protect the heat dissipation to bent pipe portion 3, and heat conduction connecting plate 9 connects radiating fin 8 not only is favorable to heat conduction, equipartition, and the heat dissipation is faster moreover.

In this embodiment, heat dissipation holes 6 are formed in the horizontal heat conduction plate 4 and the vertical heat conduction plate 5 at equal intervals, the heat dissipation holes 6 are formed in two sides of the heat exchange tube 2, and the heat dissipation holes 6 can diffuse and circulate heat and are favorable for faster heat dissipation.

In this embodiment, heat conduction connecting plate 9 with radiating fin 8 is through the welding installation, heat conduction connecting plate 9 with radiating fin 8's thickness is the same, and the material of adoption is the same, and heat conduction connecting plate 9 can be through the transmission with the heat equipartition.

In this embodiment, the vertical heat conducting plates 5 are connected with the heat exchange tubes 2 arranged in the vertical direction, the width of each vertical heat conducting plate 5 is larger than the diameter of each heat exchange tube 2, the length of each vertical heat conducting plate 5 is larger than the total height of the heat exchange tubes 2 arranged vertically, and heat conduction and diffusion can be facilitated through the structure.

In this embodiment, the transverse heat conducting plate 4 is connected to the heat exchanging pipes 2 arranged in the horizontal direction, the height of the transverse heat conducting plate 4 is greater than the diameter of the heat exchanging pipes 2, and the length of the transverse heat conducting plate 4 is greater than the total width of the heat exchanging pipes 2 arranged in the horizontal direction.

The working principle of the utility model is as follows: according to the utility model, the heat exchange tubes 2 are conducted and radiated by the vertical heat conduction plates 5 and the horizontal heat conduction plates 4, and the heat radiation fins 8 and the heat conduction connecting plates 9 arranged on the bent tube parts 3, so that heat can be uniformly dispersed, and faster diffusion and transmission of heat can be realized, thus the temperature rise of each part of the heat exchange tubes 2 is basically consistent, the whole tube bundle is uniformly heated at high temperature, the local boiling phenomenon is avoided, the uniform heating of the whole tube bundle is not only met through the vertical heat conduction plates 5 and the horizontal heat conduction plates 4 which are alternately arranged, the heat flow is facilitated, the cleaning is more convenient and rapid, the reinforcing ring 7 arranged at the connecting position of the bent tube parts 3 and the heat exchange tubes 2 can reinforce and protect fragile parts, and the service life of the device is prolonged.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. An energy-saving boiler high-temperature heat exchange tube, comprising: connecting tube sheet (1) and heat exchange tube (2), multiunit heat exchange tube (2) through with the equidistance setting connecting tube sheet (1) fixed connection constitutes heat exchange tube bank, its characterized in that: heat exchange tube (2) are still including bent pipe portion (3), vertical heat-conducting plate (5) and horizontal heat-conducting plate (4) are installed to the equidistance between heat exchange tube (2), vertical heat-conducting plate (5) and horizontal heat-conducting plate (4) set up in turn, bent pipe portion (3) with the junction outside fixed mounting of heat exchange tube (2) has reinforcing ring (7), radiating fin (8) are installed to the outside equidistance of bent pipe portion (3), fixed mounting has heat-conducting connecting plate (9) between radiating fin (8).

2. The high-temperature heat exchange tube of an energy-saving boiler as claimed in claim 1, wherein: the heat exchange tube is characterized in that heat dissipation holes (6) are formed in the transverse heat conduction plate (4) and the vertical heat conduction plate (5) at equal intervals, and the heat dissipation holes (6) are formed in two sides of the heat exchange tube (2).

3. The high-temperature heat exchange tube of an energy-saving boiler as claimed in claim 1, wherein: the heat conduction connecting plate (9) and the radiating fins (8) are installed through welding, the thickness of the heat conduction connecting plate (9) is the same as that of the radiating fins (8), and the adopted materials are the same.

4. The high-temperature heat exchange tube of an energy-saving boiler as claimed in claim 1, wherein: the heat exchange tube is characterized in that the vertical heat conduction plates (5) are connected with the heat exchange tubes (2) which are arranged in the vertical direction, the width of each vertical heat conduction plate (5) is larger than the diameter of each heat exchange tube (2), and the length of each vertical heat conduction plate (5) is larger than the total height of the heat exchange tubes (2) which are arranged vertically.

5. The high-temperature heat exchange tube of an energy-saving boiler as claimed in claim 1, wherein: the heat exchange tubes (2) are arranged in the horizontal direction and connected with the transverse heat conduction plates (4), the height of each transverse heat conduction plate (4) is larger than the diameter of each heat exchange tube (2), and the length of each transverse heat conduction plate (4) is larger than the total width of the heat exchange tubes (2) which are arranged in the horizontal direction.