CN215413345U - Circulating heat exchanger for thermal power station - Google Patents
Circulating heat exchanger for thermal power station Download PDFInfo
- Publication number
- CN215413345U CN215413345U CN202121772701.9U CN202121772701U CN215413345U CN 215413345 U CN215413345 U CN 215413345U CN 202121772701 U CN202121772701 U CN 202121772701U CN 215413345 U CN215413345 U CN 215413345U
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- China
- Prior art keywords
- pipe
- heat exchange
- thermal power
- power station
- heat exchanger
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- 239000007788 liquid Substances 0.000 claims abstract description 45
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 26
- 229910052802 copper Inorganic materials 0.000 claims abstract description 14
- 239000010949 copper Substances 0.000 claims abstract description 14
- 239000011889 copper foil Substances 0.000 claims abstract description 12
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 239000000446 fuel Substances 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses a circulating heat exchanger for a thermal power station, which comprises a heat exchange tube, a liquid injection tube, a liquid collecting disc, a liquid discharge tube and a liquid discharge disc, wherein the liquid injection tube is arranged on the heat exchange tube; the liquid injection pipe is communicated with the lower end of the heat exchange pipe through the liquid collection disc, the liquid discharge pipe is communicated with the upper end of the heat exchange pipe through the liquid discharge disc, the outer surface of the heat exchange pipe is provided with a heat conduction assembly, the inside of the heat exchange pipe is provided with a supporting copper pipe, a plurality of copper foil plates are welded between the heat exchange pipe and the supporting copper pipe, and the heat exchanger has the characteristic of high heat exchange efficiency.
Description
Technical Field
The utility model belongs to the technical field of heat exchangers, and relates to a circulating heat exchanger for a thermal power station.
Background
A thermal power plant is a plant that produces electrical energy using a combustible material (e.g., coal) as a fuel. The basic production process is as follows: when the fuel is burnt, water is heated to generate steam, chemical energy of the fuel is converted into heat energy, the steam pressure pushes a steam turbine to rotate, the heat energy is converted into mechanical energy, and then the steam turbine drives a generator to rotate, so that the mechanical energy is converted into electric energy. The heat exchanger is an important device for heat conversion in a thermal power station, and the heat exchanger transfers part of heat of hot fluid to cold fluid, which is also called as a heat exchanger. The heat exchanger plays an important role in thermal power stations, chemical industry, petroleum, power, food and other industrial production, can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical production, and is widely applied. When the traditional heat exchanger is used, the heat exchange efficiency is insufficient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a circulating heat exchanger for a thermal power station, which has the characteristic of high heat exchange efficiency.
In order to achieve the purpose, the circulating heat exchanger for the thermal power station comprises a heat exchange tube, a liquid injection tube, a liquid collecting disc, a liquid discharge tube and a liquid discharge disc;
the liquid injection pipe is communicated with the lower end of the heat exchange pipe through the liquid collection disc, the liquid discharge pipe is communicated with the upper end of the heat exchange pipe through the liquid discharge disc, the outer surface of the heat exchange pipe is provided with a heat conduction assembly, the inside of the heat exchange pipe is provided with a supporting copper pipe, and a plurality of copper foil plates are welded between the heat exchange pipe and the supporting copper pipe.
The heat conduction assembly comprises a plurality of clamping pipes, the clamping pipes are fixed on the outer wall of the heat exchange pipe, a supporting plate is fixed on the surface of each clamping pipe, and a contact plate is arranged at the end part of each supporting plate.
The contact plate is of a curved surface structure.
A plurality of water permeable holes are arranged on the surface of the contact plate at equal intervals.
A groove is formed in the inner wall of the clamping tube, a soft heat-conducting silica gel sheet is installed in the groove, and the soft heat-conducting silica gel sheet is in contact with the outer surface of the heat exchange tube.
The clamping pipe is formed by buckling and fixing two arc-shaped plates.
The clamp pipe is fixed on the outer surface of the heat exchange pipe through a bolt.
The backup pad welds on the outer wall of card pipe.
All the copper foil plates are distributed at equal intervals along the circumferential direction.
The utility model has the following beneficial effects:
when the circulating heat exchanger for the power station is operated specifically, circulating liquid is led into the heat exchange tube through the liquid injection tube and then led out through the liquid discharge tube, so that the stability of circulating heat exchange is improved, meanwhile, the heat conduction assembly is arranged on the outer surface of the heat exchange tube, the supporting copper tube is positioned in the heat exchange tube, the plurality of copper foil plates are arranged between the heat exchange tube and the supporting copper tube, the contact area of the inner surface of the heat exchange tube and a thermal power station for heat exchange is increased through the matching of the supporting copper tube and the copper foil plates, and therefore the heat exchange efficiency of the heat exchanger is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a clamp tube 6, a support plate 7 and a contact plate 8 in the present invention;
FIG. 3 is a schematic structural diagram of a heat exchange tube 1, a copper foil plate 10 and a supporting copper tube 11 in the present invention;
FIG. 4 is a schematic view of the connection structure of the heat exchange tube 1, the clamp tube 6, the support plate 7, the contact plate 8 and the soft heat-conducting silicone sheet 9 in the present invention;
wherein, 1 is a heat exchange tube, 2 is a liquid collecting tray, 3 is a liquid injection tube, 4 is a liquid discharging tray, 5 is a liquid discharging tube, 6 is a clamping tube, 7 is a supporting plate, 8 is a contact plate, 81 is a water permeable hole, 9 is a soft heat-conducting silica gel sheet, 10 is a copper foil plate, and 11 is a supporting copper tube.
Detailed Description
In order to make the technical solutions of the present invention better understood, 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, not all of the embodiments, and are not intended to limit the scope of the present disclosure. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present disclosure. 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.
There is shown in the drawings a schematic block diagram of a disclosed embodiment in accordance with the utility model. The figures are not drawn to scale, wherein certain details are exaggerated and possibly omitted for clarity of presentation. The shapes of various regions, layers and their relative sizes and positional relationships shown in the drawings are merely exemplary, and deviations may occur in practice due to manufacturing tolerances or technical limitations, and a person skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions, according to actual needs.
Referring to fig. 1 to 4, the circulating heat exchanger for a thermal power station according to the present invention includes a heat exchange tube 1, a liquid collecting tray 2, a liquid injection tube 3, a liquid discharge tube 5, and a liquid discharge tray 4; annotate liquid pipe 3 and be linked together through the lower extreme of liquid catch bowl 2 with heat exchange tube 1, the upper end that fluid-discharge tube 5 is linked together with heat exchange tube 1 through fluid-discharge bowl 4, and the surface of heat exchange tube 1 is provided with heat-conducting component, and the inside of heat exchange tube 1 is provided with supports copper pipe 11, and the welding has a plurality of copper foil plates 10 between heat exchange tube 1 and the support copper pipe 11.
During operation, circulating liquid enters the heat exchange tube 1 through the liquid injection tube 3 and then is led out through the liquid discharge tube 5 so as to increase the stability of circulating heat exchange, meanwhile, the heat conduction assembly arranged on the outer surface of the heat exchange tube 1 is provided with a plurality of copper foil plates 10 between the heat exchange tube 1 and the supporting copper tube 11 so as to increase the heat exchange area and improve the heat exchange efficiency of the heat exchanger.
The heat conduction assembly comprises a clamping pipe 6, the clamping pipe 6 is fixed on the outer wall of the heat exchange pipe 1, a supporting plate 7 is fixed on the surface of the clamping pipe 6, a contact plate 8 is arranged at the end portion of the supporting plate 7, the contact plate 8 is of a curved surface structure, a plurality of water permeable holes 81 are formed in the surface of the contact plate 8 at equal intervals, a groove is formed in the inner wall of the clamping pipe 6, a soft heat conduction silica gel sheet 9 is installed in the groove, the soft heat conduction silica gel sheet 9 is in contact with the outer surface of the heat exchange pipe 1, the clamping pipe 6 is formed by fixing two arc-shaped plates in a buckled mode, and ear plates are arranged at the two ends of the clamping pipe 6.
Specifically, the clamp pipe 6 is fixed on the outer surface of the heat exchange pipe 1 through a bolt, the support plate 7 is welded on the outer wall of the clamp pipe 6, and the copper foil plates 10 are distributed at equal intervals along the circumferential direction.
The working process of the utility model is as follows:
refrigerant water output by the compressor enters the liquid collecting disc 2 through the liquid injection pipe 3, then enters the heat exchange pipe 1 to absorb heat and raise the temperature, then enters the liquid discharge disc 4, and finally is discharged through the liquid discharge pipe 5, meanwhile, the cooling water of the thermal power station transfers heat to the heat exchange pipe 1 through the contact plate 8, the support plate 7 and the clamping pipe 6, and then transfers the heat to the refrigerant water in a heat exchange mode, so that the heat exchange temperature rise of the refrigerant water and the heat exchange temperature reduction of the cooling water of the thermal power station are realized.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A circulating heat exchanger for a thermal power station is characterized by comprising a heat exchange tube (1), a liquid injection tube (3), a liquid collecting tray (2), a liquid discharge tube (5) and a liquid discharge tray (4);
the liquid injection pipe (3) is communicated with the lower end of the heat exchange pipe (1) through the liquid collection disc (2), the liquid discharge pipe (5) is communicated with the upper end of the heat exchange pipe (1) through the liquid discharge disc (4), the outer surface of the heat exchange pipe (1) is provided with a heat conduction assembly, the inside of the heat exchange pipe (1) is provided with a supporting copper pipe (11), and a plurality of copper foil plates (10) are welded between the heat exchange pipe (1) and the supporting copper pipe (11).
2. The circulating heat exchanger for the thermal power station as claimed in claim 1, wherein the heat conducting assembly comprises a plurality of clamping pipes (6), the clamping pipes (6) are fixed on the outer wall of the heat exchanging pipe (1), a supporting plate (7) is fixed on the surface of each clamping pipe (6), and a contact plate (8) is arranged at the end part of each supporting plate (7).
3. The circulating heat exchanger for the thermal power station as claimed in claim 2, wherein the contact plate (8) is a curved surface structure.
4. A circulating heat exchanger for a thermal power station as claimed in claim 2, wherein the contact plate (8) has a plurality of water permeable holes (81) formed in the surface thereof at regular intervals.
5. The circulating heat exchanger for the thermal power station as claimed in claim 2, wherein a groove is formed in the inner wall of the clamping tube (6), a soft heat-conducting silica gel sheet (9) is installed in the groove, and the soft heat-conducting silica gel sheet (9) is in contact with the outer surface of the heat exchange tube (1).
6. The circulating heat exchanger for the thermal power station as claimed in claim 2, wherein the clamp pipe (6) is formed by fastening and fixing two arc-shaped plates.
7. The circulating heat exchanger for a thermal power station as claimed in claim 2, wherein the clamp pipe (6) is fixed to the outer surface of the heat exchange pipe (1) by bolts.
8. A circulating heat exchanger for a thermal power station according to claim 2, wherein the support plate (7) is welded to an outer wall of the clamp tube (6).
9. A circulating heat exchanger for a thermal power station according to claim 1, wherein each copper foil plate (10) is distributed at equal intervals in the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121772701.9U CN215413345U (en) | 2021-07-30 | 2021-07-30 | Circulating heat exchanger for thermal power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121772701.9U CN215413345U (en) | 2021-07-30 | 2021-07-30 | Circulating heat exchanger for thermal power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215413345U true CN215413345U (en) | 2022-01-04 |
Family
ID=79655188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121772701.9U Active CN215413345U (en) | 2021-07-30 | 2021-07-30 | Circulating heat exchanger for thermal power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215413345U (en) |
-
2021
- 2021-07-30 CN CN202121772701.9U patent/CN215413345U/en active Active
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| GR01 | Patent grant |