CN211011934U - Energy-saving hot-blast furnace flue gas waste heat utilization equipment - Google Patents

Energy-saving hot-blast furnace flue gas waste heat utilization equipment Download PDF

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Publication number
CN211011934U
CN211011934U CN201921727026.0U CN201921727026U CN211011934U CN 211011934 U CN211011934 U CN 211011934U CN 201921727026 U CN201921727026 U CN 201921727026U CN 211011934 U CN211011934 U CN 211011934U
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CN
China
Prior art keywords
welded
pipe
flue gas
water tank
circulating water
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Expired - Fee Related
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CN201921727026.0U
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Chinese (zh)
Inventor
肖金刚
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Tangshan Wenfeng Special Steel Co ltd
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Tangshan Wenfeng Shanchuan Wheel Co ltd
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Priority to CN201921727026.0U priority Critical patent/CN211011934U/en
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Publication of CN211011934U publication Critical patent/CN211011934U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses an energy-saving hot blast stove flue gas waste heat utilization device, which comprises a circulating water tank, a regenerator, a hot blast stove and a telescopic outer rod, wherein the lower surface of the hot blast stove is welded with a connecting rod, the lower surface of the connecting rod is welded with a base, the lower surface of the regenerator is welded with a supporting leg, the supporting leg is welded on the upper surface of the base, the lower surface of the circulating water tank is welded with a fixing rod, the fixing rod is welded on the upper surface of the base, the upper surface of the hot blast stove is welded with a smoke exhaust pipe, the upper surface of the regenerator is welded with a smoke inlet pipe, the lower surface of the smoke inlet pipe is welded with a smoke collecting cover, the inner top end of the regenerator is embedded and fixed with a heat pipe type heat exchanger, the inner part of the circulating water tank is welded with a, and the upper surface welding of water pump has the first inlet tube that runs through circulating water tank. The utility model discloses flue gas waste heat can cyclic utilization.

Description

Energy-saving hot-blast furnace flue gas waste heat utilization equipment
Technical Field
The utility model relates to a technical field of hot-blast furnace specifically is an energy-saving hot-blast furnace flue gas waste heat utilization equipment.
Background
The hot blast stove is a thermodynamic machine, is widely applied in China in the end of the 20 th century 70 s, 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.
The flue gas of the existing hot blast stove is directly discharged, so that the environment is polluted, and a large amount of heat energy is wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy-saving hot-blast furnace flue gas waste heat utilization equipment possesses flue gas waste heat can cyclic utilization's advantage, has solved present hot-blast furnace flue gas direct discharge, not only can cause the pollution to the environment, still can waste the problem of a large amount of heat energy.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an energy-saving hot-blast furnace flue gas waste heat utilization equipment, includes circulation tank, regenerator, hot-blast furnace and flexible outer pole, the lower skin weld of hot-blast furnace has the connecting rod, and the lower skin weld of connecting rod has the base, the lower skin weld of regenerator has the supporting leg, and the supporting leg welding is at the upper surface of base, the lower skin weld of circulation tank has the dead lever, and the dead lever welding is at the upper surface of base, the last skin weld of hot-blast furnace has the pipe of discharging fume, the last skin weld of regenerator has into the tobacco pipe, and the lower skin weld of advancing the tobacco pipe has the collection petticoat pipe, the inside top embedding of regenerator is fixed with the heat pipe formula heat exchanger, the inside welding of circulation tank has first outlet pipe, and first outlet.
Preferably, the number of the fixing rods is four, and the four fixing rods are distributed in a rectangular array with respect to the lower surface of the circulation tank.
Preferably, the internal welding of circulation tank has the water pump, and the upper surface welding of water pump has the first inlet tube that runs through circulation tank, and first inlet tube runs through the regenerator and communicates with the heat pipe heat exchanger.
Preferably, a second water inlet pipe is welded on the outer end face of one side of the circulating water tank, and a first valve is connected to the outer surface of the second water inlet pipe in a threaded mode.
Preferably, a second water outlet pipe is welded on the outer end face of one side of the circulating water tank, penetrates through the circulating water tank and is communicated with the first water outlet pipe, and a second valve is connected to the outer surface of the second water outlet pipe in a threaded mode.
Preferably, the lower surface welding of collection petticoat pipe has flexible outer pole, and the outer terminal surface threaded connection in one side of flexible outer pole has fixing bolt.
Preferably, the lower surface of the telescopic outer rod is movably inserted with a telescopic inner rod, the lower surface of the telescopic inner rod is welded with a clamp, and the smoke collecting hood is clamped on the upper surface of the hot blast stove through the clamp.
Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model achieves the effect of recycling the waste heat of the flue gas by arranging the smoke collecting hood, the telescopic outer rod, the telescopic inner rod, the heat storage chamber and the circulating water tank, loosening the fixing bolt, stretching the telescopic inner rod according to the height of the smoke exhaust pipe, screwing the fixing bolt, clamping the clamp on the upper surface of the hot blast stove, connecting the heat pipe type heat exchanger and the water pump with an external power supply, opening the heat pipe type heat exchanger and the water pump, collecting the flue gas exhausted by the smoke exhaust pipe by the smoke collecting hood, enabling the flue gas to enter the heat storage chamber through the smoke inlet pipe, opening the first valve, enabling the water to enter the circulating water tank through the second water inlet pipe, communicating the second water outlet pipe with the heating water supply pipe, sending the water in the circulating water tank into the heat pipe type heat exchanger through the waste heat of the flue gas by the water pump, enabling the high-temperature, high-temperature water can get into in the heating water supply pipe, and the waste heat can cyclic utilization, can save a large amount of energy, and the flue gas can not directly be discharged, can the environmental protection, and it is more convenient to use, and the practicality is stronger.
Drawings
FIG. 1 is a schematic sectional view of the front view of the present invention;
fig. 2 is a schematic view of the structure of the present invention;
fig. 3 is an enlarged schematic structural diagram of a of the present invention.
In the figure: 1. a smoke collecting hood; 2. a smoke exhaust pipe; 3. a smoke inlet pipe; 4. a heat pipe type heat exchanger; 5. a first water inlet pipe; 6. a first water outlet pipe; 7. a water pump; 8. a circulating water tank; 9. a second water inlet pipe; 10. a first valve; 11. a second water outlet pipe; 12. a second valve; 13. fixing the rod; 14. a regenerator; 15. supporting legs; 16. a hot blast stove; 17. a base; 18. a connecting rod; 19. a telescopic outer rod; 20. fixing the bolt; 21. a telescopic inner rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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.
Referring to fig. 1 to fig. 3, the present invention provides an embodiment: the utility model provides an energy-saving hot-blast furnace flue gas waste heat utilization equipment, including circulation tank 8, regenerator 14, hot-blast furnace 16 and flexible outer pole 19, hot-blast furnace 16's lower surface welding has connecting rod 18, and the lower surface welding of connecting rod 18 has base 17, regenerator 14's lower surface welding has supporting leg 15, and supporting leg 15 welds the upper surface at base 17, circulation tank 8's lower surface welding has dead lever 13, dead lever 13 is equipped with four altogether, and four dead levers 13 are the rectangle array distribution about circulation tank 8's lower surface, dead lever 13 welding is at base 17's upper surface.
The upper surface of the hot blast stove 16 is welded with a smoke exhaust pipe 2, the upper surface of the regenerative chamber 14 is welded with a smoke inlet pipe 3, the lower surface of the smoke inlet pipe 3 is welded with the smoke collecting cover 1, the lower surface of the smoke collecting cover 1 is welded with the telescopic outer rod 19, and the outer end face of one side of the telescopic outer rod 19 is connected with a fixed bolt 20 through a thread, the lower surface of the telescopic outer rod 19 is movably inserted with a telescopic inner rod 21, and the lower surface of the telescopic inner rod 21 is welded with a clamp, the fume collecting hood 1 is clamped on the upper surface of the hot blast stove 16 through the clamp, the fixing bolt 20 is loosened by screwing, stretching a telescopic inner rod 21 according to the height of the smoke exhaust pipe 2, screwing a fixing bolt 20, clamping the clamp on the upper surface of the hot blast stove 16, connecting the heat pipe type heat exchanger 4 and the water pump 7 with an external power supply, opening the heat pipe type heat exchanger 4 and the water pump 7, collecting smoke exhausted by the smoke exhaust pipe 2 by the smoke collection cover 1, and enabling the smoke to enter the heat accumulation chamber 14 through the smoke inlet pipe 3.
The heat pipe type heat exchanger 4 is embedded and fixed at the top end inside the heat storage chamber 14, the heat pipe type heat exchanger 4 is the existing mature technology, and therefore description is omitted, relevant technicians select the heat pipe type heat exchanger 4 with the appropriate model according to actual conditions and purchase the heat pipe type heat exchanger in the market, the circulating water tank 8 is internally welded with the first water outlet pipe 6, the first water outlet pipe 6 penetrates through the heat storage chamber 14 and is communicated with the heat pipe type heat exchanger 4, the circulating water tank 8 is internally welded with the water pump 7, the water pump 7 is the existing mature technology, description is omitted, the relevant technicians select the water pump 7 with the appropriate model according to the actual conditions and purchase the heat pipe type heat exchanger in the market, the first water inlet pipe 5 penetrating through the circulating water tank 8 is welded on the upper surface of the water pump 7, the first water inlet pipe 5 penetrates through the heat storage chamber 14 and is communicated with the heat pipe type, the heat pipe type heat exchanger 4 heats water by the waste heat of the flue gas.
The outer end face welding of one side of circulating water tank 8 has second inlet tube 9, and the surface threaded connection of second inlet tube 9 has first valve 10, the outer end face welding of one side of circulating water tank 8 has second outlet pipe 11, and second outlet pipe 11 runs through circulating water tank 8 and first outlet pipe 6 intercommunication, the surface threaded connection of second outlet pipe 11 has second valve 12, open first valve 10, water gets into circulating water tank 8 through second inlet tube 9, with second outlet pipe 11 and heating water supply pipe intercommunication, high temperature water gets into second outlet pipe 11 through first outlet pipe 6, open second valve 12, high temperature water can get into in the heating water supply pipe, waste heat can cyclic utilization, can save a large amount of energy, and the flue gas can not directly discharge, can the environmental protection, it is more convenient to use, and the practicality is stronger.
The working principle is as follows: loosening the fixing bolt 20, stretching the telescopic inner rod 21 according to the height of the exhaust pipe 2, screwing the fixing bolt 20, clamping the clamp on the upper surface of the hot blast stove 16, connecting the heat pipe type heat exchanger 4 and the water pump 7 with an external power supply, opening the heat pipe type heat exchanger 4 and the water pump 7, enabling the exhaust pipe 2 to collect the flue gas discharged by the exhaust pipe 1, enabling the flue gas to enter the heat storage chamber 14 through the smoke inlet pipe 3, opening the first valve 10, enabling the water to enter the circulating water tank 8 through the second water inlet pipe 9, communicating the second water outlet pipe 11 with the heating water supply pipe, enabling the water pump 7 to send the water in the circulating water tank 8 into the heat pipe type heat exchanger 4 through the first water inlet pipe 5, enabling the heat pipe type heat exchanger 4 to heat water through the waste heat of the flue gas, enabling the high-temperature water to enter the second water outlet pipe 11 through the first water outlet pipe 6, opening the second valve, and the smoke can not be directly discharged, so that the environment can be protected.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. The utility model provides an energy-saving hot-blast furnace flue gas waste heat utilization equipment, includes circulating water tank (8), regenerator (14), hot-blast furnace (16) and flexible outer pole (19), its characterized in that: the lower surface of the hot blast stove (16) is welded with a connecting rod (18), the lower surface of the connecting rod (18) is welded with a base (17), the lower surface of the regenerator (14) is welded with supporting legs (15), the supporting legs (15) are welded on the upper surface of the base (17), the lower surface of the circulating water tank (8) is welded with a fixed rod (13), the fixed rod (13) is welded on the upper surface of the base (17), the smoke exhaust pipe (2) is welded on the upper surface of the hot blast stove (16), the smoke inlet pipe (3) is welded on the upper surface of the regenerator (14), the lower surface of the smoke inlet pipe (3) is welded with a smoke collecting cover (1), the top end inside the heat storage chamber (14) is embedded and fixed with a heat pipe type heat exchanger (4), a first water outlet pipe (6) is welded inside the circulating water tank (8), and the first water outlet pipe (6) penetrates through the heat storage chamber (14) and is communicated with the heat pipe type heat exchanger (4).
2. The flue gas waste heat utilization device of the energy-saving hot blast stove according to claim 1, characterized in that: the number of the fixing rods (13) is four, and the four fixing rods (13) are distributed in a rectangular array relative to the lower surface of the circulating water tank (8).
3. The flue gas waste heat utilization device of the energy-saving hot blast stove according to claim 1, characterized in that: the inside welding of circulating water tank (8) has water pump (7), and the upper surface welding of water pump (7) has first inlet tube (5) of running through circulating water tank (8), and regenerator (14) and heat pipe heat exchanger (4) intercommunication are run through in first inlet tube (5).
4. The flue gas waste heat utilization device of the energy-saving hot blast stove according to claim 1, characterized in that: a second water inlet pipe (9) is welded on the outer end face of one side of the circulating water tank (8), and a first valve (10) is connected to the outer surface of the second water inlet pipe (9) in a threaded mode.
5. The flue gas waste heat utilization device of the energy-saving hot blast stove according to claim 1, characterized in that: and a second water outlet pipe (11) is welded on the outer end face of one side of the circulating water tank (8), the second water outlet pipe (11) penetrates through the circulating water tank (8) to be communicated with the first water outlet pipe (6), and a second valve (12) is connected to the outer surface of the second water outlet pipe (11) in a threaded manner.
6. The flue gas waste heat utilization device of the energy-saving hot blast stove according to claim 1, characterized in that: the lower surface welding of collection petticoat pipe (1) has flexible outer pole (19), and the outer terminal surface threaded connection in one side of flexible outer pole (19) has fixing bolt (20).
7. The flue gas waste heat utilization device of the energy-saving hot blast stove according to claim 1, characterized in that: the lower surface activity of flexible outer pole (19) is pegged graft and is had flexible interior pole (21), and the lower surface welding of flexible interior pole (21) has anchor clamps, and collection petticoat pipe (1) passes through the upper surface of anchor clamps centre gripping at hot-blast furnace (16).
CN201921727026.0U 2019-10-15 2019-10-15 Energy-saving hot-blast furnace flue gas waste heat utilization equipment Expired - Fee Related CN211011934U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921727026.0U CN211011934U (en) 2019-10-15 2019-10-15 Energy-saving hot-blast furnace flue gas waste heat utilization equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921727026.0U CN211011934U (en) 2019-10-15 2019-10-15 Energy-saving hot-blast furnace flue gas waste heat utilization equipment

Publications (1)

Publication Number Publication Date
CN211011934U true CN211011934U (en) 2020-07-14

Family

ID=71476834

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921727026.0U Expired - Fee Related CN211011934U (en) 2019-10-15 2019-10-15 Energy-saving hot-blast furnace flue gas waste heat utilization equipment

Country Status (1)

Country Link
CN (1) CN211011934U (en)

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GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder

Address after: 063200 Caofeidian small and medium sized enterprise park, Tangshan City, Hebei Province

Patentee after: Tangshan Wenfeng Special Steel Co.,Ltd.

Address before: 063200 Caofeidian small and medium sized enterprise park, Tangshan City, Hebei Province

Patentee before: TANGSHAN WENFENG SHANCHUAN WHEEL Co.,Ltd.

CP01 Change in the name or title of a patent holder
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20200714

CF01 Termination of patent right due to non-payment of annual fee