CN217584866U - Energy-saving gas hot-blast stove - Google Patents
Energy-saving gas hot-blast stove Download PDFInfo
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- CN217584866U CN217584866U CN202221423201.9U CN202221423201U CN217584866U CN 217584866 U CN217584866 U CN 217584866U CN 202221423201 U CN202221423201 U CN 202221423201U CN 217584866 U CN217584866 U CN 217584866U
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- gas
- heat exchanger
- waste heat
- heat recovery
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Abstract
The utility model is suitable for a hot-blast furnace technical field provides an energy-conserving gas hot-blast furnace, including tail gas waste heat recovery heat exchanger, multichannel linear combustion furnace, blowoff valve, air blower and burning control valve group, the normal atmospheric temperature air heats after entering tail gas waste heat recovery heat exchanger through the air blower, and the air blower intake efficiency is higher, gets into multichannel linear combustion furnace after heating through tail gas waste heat recovery heat exchanger; the multi-channel linear combustion furnace enters gas through the gas inlet and is used for combustion in cooperation with tail gas in the multi-channel linear combustion furnace, the high-temperature tail gas is cooled by the tail gas waste heat recovery heat exchanger and then is discharged from the hot air outlet, and condensed water is discharged through the drain valve, so that waste water collection is facilitated, and the environment friendliness is higher; the combustion control valve group is installed at the gas inlet to control the gas to enter, and the gas controller is used for controlling the gas to enter, so that the gas with different volumes can be injected according to the type and content of tail gas, the gas is saved, and the use cost of the hot blast stove is reduced.
Description
Technical Field
The utility model belongs to the technical field of the hot-blast furnace, especially, relate to an energy-conserving gas hot-blast furnace.
Background
The hot blast stove is a heat power machine, is widely applied in China in the end of the 20 th century and the 70 th century, and becomes an upgrading product of an electric heat source and a traditional steam power heat source in many industries. The hot blast stove has various types and complete series, and is divided into a hand-burning furnace and a machine-burning furnace by a coal feeding mode, and is divided into a coal furnace, an oil furnace, a gas furnace and the like by fuel types. Through long-term production practices, it has been recognized that the heat utilization and the thermal working effect can be improved more only by using hot air as a medium and a carrier. In the traditional electric heat source and steam heat power, a plurality of circulating fans are often arranged in the conveying process, so that hot air is formed indirectly to be dried or heated.
The waste of partial waste heat of the existing hot blast stove during working is avoided, the energy-saving and environment-friendly performance is low, meanwhile, waste liquid is not easy to discharge, the service life is short, and the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model provides an energy-conserving gas hot-blast furnace aims at solving the hot-blast furnace that mentions in the above-mentioned background and takes place extravagantly at during operation partial waste heat, and energy-concerving and environment-protective nature is lower, and the waste liquid is difficult for discharging simultaneously, problem that life is shorter.
The utility model discloses a realize like this, an energy-conserving gas hot-blast furnace, including tail gas waste heat recovery heat exchanger, multichannel linear combustion furnace, air-blower, burning control valves and mounting bracket.
The tail gas waste heat recovery heat exchanger and the multi-channel linear combustion furnace are both arranged on the mounting frame.
The tail gas waste heat recovery heat exchanger is provided with a tail gas air inlet, and the outer wall of the tail gas waste heat recovery heat exchanger is provided with a first air guide port and a second air guide port.
The first air guide port is communicated with the multi-channel linear combustion furnace through a pipeline, and the second air guide port is communicated with the air blower through a pipeline.
The multi-channel linear combustion furnace is communicated with the combustion control valve group through a pipeline.
Preferably, the air blower is installed on the mounting frame, and an air inlet is formed in the air blower.
Preferably, a plurality of valves are included in the combustion control valve group, and the combustion control valve group is fixedly installed on the mounting frame.
And a gas inlet is arranged on the combustion control valve group.
Preferably, a valve group controller is installed on the mounting frame and is electrically connected with the combustion control valve group.
And a pressure gauge is arranged on a pipeline of the combustion control valve group.
Preferably, the lower end of the tail gas waste heat recovery heat exchanger is provided with a low-temperature tail gas air inlet, and the lower end of the tail gas waste heat recovery heat exchanger is connected with a blow-down valve through a pipeline.
Preferably, the lower surface of the mounting frame is fixedly connected with a base.
And reinforcing frames which are mutually crossed are arranged on the mounting frame.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an energy-saving gas hot blast stove, normal temperature air enters the tail gas waste heat recovery heat exchanger through the air blower and then is heated, the air inlet efficiency of the air blower is higher, and the air enters the multi-channel linear combustion furnace after being heated by the tail gas waste heat recovery heat exchanger; the tail gas waste heat recovery heat exchanger collects the heat of tail gas, can heat external water, utilizes the waste heat for circulation, supplies heat for other equipment, reduces the waste of resources, and has higher energy-saving and environment-friendly properties; the multi-channel linear combustion furnace enters gas through the gas inlet and is used for combustion in cooperation with tail gas in the multi-channel linear combustion furnace, the high-temperature tail gas is cooled by the tail gas waste heat recovery heat exchanger and then is discharged from the hot air outlet, and condensed water is discharged through the drain valve, so that waste water collection is facilitated, and the environment friendliness is higher; the combustion control valve group is arranged at the gas inlet to control the gas to enter, and the gas is controlled by the valve group controller, so that the gas with different volumes can be injected according to the type and the content of tail gas, the gas is saved, and the use cost of the hot blast stove is reduced; and the hot blast stove has simple structure, convenient disassembly and assembly, easy maintenance and more worth popularizing and using.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
fig. 2 is an enlarged view of a portion a in fig. 1 according to the present invention;
in the figure: 1. a tail gas waste heat recovery heat exchanger; 2. a multi-channel linear combustion furnace; 3. a tail gas inlet; 4. a hot air outlet; 5. a low-temperature tail gas inlet; 6. a blowoff valve; 7. an air blower; 8. an air inlet; 9. a combustion control valve bank; 10. a valve train controller; 11. a gas inlet; 12. a pressure gauge; 13. a first air guide port; 14. a second air guide port; 15. a mounting frame; 16. a reinforcing frame; 17. a base.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an energy-conserving gas hot-blast furnace, including tail gas waste heat recovery heat exchanger 1, multichannel linear combustion furnace 2, air blower 7, burning control valve group 9 and mounting bracket 15, tail gas waste heat recovery heat exchanger 1 and multichannel linear combustion furnace 2 are all installed on mounting bracket 15, be provided with tail gas air intake 3 on the tail gas waste heat recovery heat exchanger 1, and be equipped with on the outer wall of tail gas waste heat recovery heat exchanger 1 and lead gas port one 13 and lead two 14 of gas port, lead gas port one 13 and pass through pipeline intercommunication multichannel linear combustion furnace 2, lead two 14 of gas port and pass through pipeline intercommunication air blower 7. The multi-channel linear combustion furnace 2 is communicated with a combustion control valve group 9 through a pipeline, an air blower 7 is installed on a mounting frame 15, and an air inlet 8 is formed in the air blower 7.
Wherein, tail gas gets into inside tail gas waste heat recovery heat exchanger 1 by tail gas air intake 3, start air blower 7, the normal atmospheric temperature air gets into in tail gas waste heat recovery heat exchanger 1 through air intake 8 and the second 14 of air guide port on air blower 7 and heats, tail gas waste heat recovery heat exchanger 1 collects the tail gas heat, can supply heat to external equipment, utilize the waste heat to circulate, reduce the waste of resource, carry to the multichannel linear combustion furnace 2 in through air guide port one 13 through the tail gas, carry out the co-combustion with the inside gas of multichannel linear combustion furnace 2, consume tail gas, the feature of environmental protection is higher, gas after the purification is discharged by hot air outlet 4, high temperature tail gas discharges after the cooling of tail gas waste heat recovery heat exchanger 1.
Including a plurality of valves in the combustion control valves 9, combustion control valves 9 fixed mounting is on mounting bracket 15, is provided with gas air inlet 11 on the combustion control valves 9, installs valve group controller 10 on mounting bracket 15, and valve group controller 10 electric connection combustion control valves 9, and installs manometer 12 on the pipeline of combustion control valves 9.
In addition, gas air inlet 11 is used for the intercommunication gas, and the gas of being convenient for gets into, and the air input of the gas is controlled to burning valve unit 9, and valve unit controller 10 control burning valve unit 9 uses more conveniently, and the regulation efficiency is higher, and manometer 12 detectable pipeline pressure prevents phenomena such as gas leakage, and the security is higher, can in time discover the incident.
The lower end of the tail gas waste heat recovery heat exchanger 1 is provided with a low-temperature tail gas air inlet 5, and the lower end of the tail gas waste heat recovery heat exchanger 1 is connected with a blow-down valve 6 through a pipeline.
In addition, the low-temperature tail gas air inlet 5 is convenient for low-temperature tail gas to be discharged, the blow-down valve 6 is used for discharging condensed water formed during the working of the tail gas waste heat recovery heat exchanger 1, the condensed water is convenient to collect in a centralized mode, and the environmental protection performance is higher.
The lower surface of the mounting frame 15 is fixedly connected with a base 17, and the mounting frame 15 is provided with mutually crossed reinforcing frames 16.
Further, but mounting bracket 15 threaded connection base 17, base 17 can be made by cement, and then improve mounting bracket 15's stability, slow down the vibration that this hot-blast furnace produced at the during operation, and the reinforcement frame 16 of intercrossing is triangle-shaped simultaneously, and triangle-shaped has stability, improves mounting bracket 15's structural strength, and the support nature is stronger.
The utility model discloses a theory of operation and use flow: the utility model discloses after having installed, tail gas gets into inside the tail gas waste heat recovery heat exchanger 1 by tail gas air intake 3, start air blower 7, the normal atmospheric temperature air heats in getting into tail gas waste heat recovery heat exchanger 1 through air intake 8 and air guide port two 14 on air blower 7, tail gas waste heat recovery heat exchanger 1 collects the tail gas heat, can supply heat to external equipment, utilize the waste heat to circulate, reduce the waste of resource, carry through air guide port one 13 in the linear burning furnace 2 of multichannel through the tail gas, open combustion control valves 9 through valve train controller 10, the air input of control gas, the gas gets into the linear burning furnace 2 of multichannel, tail gas and the linear gas that fires 2 insides of burning of multichannel carry out the co-combustion, consume tail gas, the feature of environmental protection is higher, purify back gas by hot air outlet 4 discharge, high temperature tail gas is discharged after the cooling of tail gas waste heat recovery heat exchanger 1, tail gas after low temperature tail gas air intake 5 is convenient for cooling is discharged, blowoff valve 6 is used for discharging the comdenstion water that tail gas waste heat recovery heat exchanger 1 during operation formed, be convenient for concentrate the collection comdenstion water.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. An energy-saving gas hot blast stove is characterized in that: the tail gas waste heat recovery device comprises a tail gas waste heat recovery heat exchanger (1), a multi-channel linear combustion furnace (2), an air blower (7), a combustion control valve group (9) and a mounting frame (15);
the tail gas waste heat recovery heat exchanger (1) and the multi-channel linear combustion furnace (2) are both arranged on the mounting frame (15);
a tail gas air inlet (3) is formed in the tail gas waste heat recovery heat exchanger (1), and a first gas guide port (13) and a second gas guide port (14) are formed in the outer wall of the tail gas waste heat recovery heat exchanger (1);
the first air guide port (13) is communicated with the multi-channel linear combustion furnace (2) through a pipeline, and the second air guide port (14) is communicated with the air blower (7) through a pipeline;
the multi-channel linear combustion furnace (2) is communicated with the combustion control valve group (9) through a pipeline.
2. An energy saving gas hot blast stove as claimed in claim 1, characterized in that: the air blower (7) is installed on the mounting frame (15), and an air inlet (8) is formed in the air blower (7).
3. An energy saving gas hot blast stove as claimed in claim 1, characterized in that: the combustion control valve group (9) comprises a plurality of valves, and the combustion control valve group (9) is fixedly arranged on the mounting frame (15);
and a gas inlet (11) is arranged on the combustion control valve group (9).
4. An energy saving gas hot blast stove as claimed in claim 1, characterized in that: the mounting frame (15) is provided with a valve group controller (10), and the valve group controller (10) is electrically connected with the combustion control valve group (9);
and a pressure gauge (12) is arranged on a pipeline of the combustion control valve group (9).
5. An energy saving gas hot blast stove as claimed in claim 1, characterized in that: the lower end of the tail gas waste heat recovery heat exchanger (1) is provided with a low-temperature tail gas air inlet (5), and the lower end of the tail gas waste heat recovery heat exchanger (1) is connected with a blow-down valve (6) through a pipeline.
6. An energy saving gas hot blast stove as claimed in claim 1, characterized in that: the lower surface of the mounting rack (15) is fixedly connected with a base (17);
and reinforcing frames (16) which are mutually crossed are arranged on the mounting frame (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221423201.9U CN217584866U (en) | 2022-06-09 | 2022-06-09 | Energy-saving gas hot-blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221423201.9U CN217584866U (en) | 2022-06-09 | 2022-06-09 | Energy-saving gas hot-blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217584866U true CN217584866U (en) | 2022-10-14 |
Family
ID=83527711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221423201.9U Active CN217584866U (en) | 2022-06-09 | 2022-06-09 | Energy-saving gas hot-blast stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217584866U (en) |
-
2022
- 2022-06-09 CN CN202221423201.9U patent/CN217584866U/en active Active
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