CN210980353U - Energy-saving suspension type hot blast stove - Google Patents
Energy-saving suspension type hot blast stove Download PDFInfo
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- CN210980353U CN210980353U CN201921436233.0U CN201921436233U CN210980353U CN 210980353 U CN210980353 U CN 210980353U CN 201921436233 U CN201921436233 U CN 201921436233U CN 210980353 U CN210980353 U CN 210980353U
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Abstract
The utility model discloses an energy-saving floated hot-blast furnace, including firing burning furnace, heat exchanger, cyclone dust pelletizing system, still include the horizontal tuber pipe of putting, the air inlet end of tuber pipe links to each other with the wind regime, and the air outlet end of tuber pipe links to each other with the air intake on the furnace body that fires burning furnace, and the length direction of tuber pipe is unanimous at the tangential direction of this air inlet department with the oven of furnace body, still be connected with the inlet pipe on the furnace body. Through becoming the tangent line with tuber pipe and oven and arranging for thereby can strike the spiral downstream on the oven after the air current that lets in from the tuber pipe gets into furnace, the fuel can suspend whereabouts under spiral air current's effect after getting into from the inlet pipe, and the area of contact of fuel and air is big like this, and the fuel whereabouts is long, has guaranteed that the fuel just accomplishes abundant burning before falling the stove bottom.
Description
Technical Field
The utility model relates to a hot-blast furnace technical field, concretely relates to floated hot-blast furnace of energy-saving.
Background
The suspension type hot blast stove is characterized in that fuel is fully contacted with air in the falling process in a hearth, and combustion is completed in a suspension state, so that combustion is more complete.
Suspension type hot blast stove usually lets in fuel from burning furnace upper portion, utilizes fuel fully to contact with the air when falling in the furnace, and then burns in the in-process that falls to realize the biggest combustion efficiency. However, because the falling height of the fuel is limited, the fuel can quickly fall to the furnace bottom under the action of gravity, so that the fuel is not completely combusted in the falling process, part of incompletely combusted fuel can be accumulated on the furnace bottom, and the more the accumulation, the incompletely combusted fuel can not be combusted again, thereby causing energy waste.
SUMMERY OF THE UTILITY MODEL
The utility model provides an energy-saving suspension hot blast stove, which makes fuel fully burn in a hearth and improves the energy utilization rate.
In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides an energy-saving floated hot-blast furnace, still includes the horizontal tuber pipe of putting including firing burning furnace, heat exchanger, whirlwind dust pelletizing system, the air inlet end and the wind source of tuber pipe link to each other, and the air-out end of tuber pipe links to each other with the air intake on the furnace body that fires burning furnace, and the length direction of tuber pipe is unanimous with the tangential direction of the oven of furnace body in this air intake department, still be connected with the inlet pipe on the furnace body.
Furthermore, the air pipes comprise a first air pipe, a second air pipe, a third air pipe and a fourth air pipe, the first air pipe, the second air pipe, the third air pipe and the fourth air pipe are arranged at intervals from top to bottom in the vertical direction, and the feeding pipe is positioned between the first air pipe and the second air pipe in the height direction of the furnace body.
Furthermore, the connection positions of the first air pipe, the second air pipe and the third air pipe with the furnace body are arranged at intervals along the circumferential direction of the furnace body on a projection plane perpendicular to the axial direction of the furnace body.
Furthermore, the connecting position of the first air pipe and the furnace body and the connecting position of the fourth air pipe and the furnace body are parallel to the axis of the furnace body.
Furthermore, the air inlet ends of the first air pipe, the second air pipe, the third air pipe and the fourth air pipe are connected with the main air pipe through pipelines, and the main air pipe is connected with an air source.
Further, homogenizing devices are arranged between the first air pipe, the second air pipe, the third air pipe, the fourth air pipe and the main air pipe, and the homogenizing devices are used for adjusting the air inlet volume of each air pipe.
Further, the homogenizing device comprises a homogenizing pipe, a homogenizing valve is arranged in a pipeline of the homogenizing pipe, and the homogenizing valve is driven by external force to rotate to open or close the homogenizing pipe.
Further, the homogenization valve comprises a valve plate, the peripheral outline of the valve plate is matched with the section outline of the homogenization pipe, a rotating shaft is arranged in the middle of the valve plate, and the rotating shaft penetrates through the homogenization pipe and forms relative rotation fit with the pipe wall of the homogenization pipe.
Furthermore, one end of the rotating shaft extends out of the pipe wall of the homogenizing pipe and is externally tangent to the end part of the homogenizing pipe, the adjusting handle is perpendicular to the shaft core of the rotating shaft, a positioning screw rod parallel to the shaft core of the rotating shaft is in threaded connection with the free end of the adjusting handle, a positioning plate is arranged on the pipe wall of the homogenizing pipe corresponding to the adjusting handle, positioning holes which are uniformly arranged at intervals are arranged on the positioning plate corresponding to the movement track of the positioning screw rod, and the positioning screw rod and the positioning holes form positioning fit.
The beneficial effect of adopting above-mentioned technical scheme is:
1. the utility model discloses a setting of tuber pipe lets in the air in to furnace, guarantees to have sufficient oxygen and fuel to mix in the furnace, makes the abundant burning of fuel.
2. The air pipe and the furnace wall are arranged in a tangent line, air flow introduced from the air pipe enters the hearth and then can impact the furnace wall to move downwards in a spiral mode, fuel can fall in a suspended mode under the action of spiral air flow after entering the hearth from the feeding pipe, the contact area of the fuel and air is large, the falling time of the fuel is long, and the fuel is guaranteed to be fully combusted before falling to the furnace bottom.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of a homogenizer according to the present invention;
FIG. 3 is a schematic view of the internal structure of the homogenizing device of the present invention.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings.
The utility model provides an energy-saving floated hot-blast furnace, is including firing burning furnace, heat exchanger, whirlwind dust pelletizing system, still includes horizontal tuber pipe 10, and the air inlet end of tuber pipe 10 links to each other with the wind regime, and the air-out end of tuber pipe 10 links to each other with the air intake on the furnace body 20 that fires burning furnace, and the length direction of tuber pipe 10 is unanimous with the oven tangential direction of this air intake department of furnace body 20, still be connected with inlet pipe 30 on the furnace body 20. The utility model discloses a core is to become the tangent line with tuber pipe 10 and oven and arranges for thereby can strike spiral downstream on the oven after the air current that lets in from tuber pipe 10 gets into furnace, thereby fuel can suspend the whereabouts under spiral air current's effect after getting into from inlet pipe 30, and the area of contact of fuel and air is big like this, and fuel whereabouts time is long, has guaranteed that fuel just accomplishes abundant burning before falling to the stove bottom.
Further, the air pipes 10 include a first air pipe 11, a second air pipe 12, a third air pipe 13, and a fourth air pipe 14, the first air pipe 11, the second air pipe 12, the third air pipe 13, and the fourth air pipe 14 are arranged at intervals from top to bottom in the vertical direction, and the feeding pipe 30 is located between the first air pipe 11 and the second air pipe 12 in the height direction of the furnace body 20. Because the height of the furnace body 20 of the suspension type hot blast stove is higher, four air pipes are arranged and are arranged in the height direction of the furnace body 20, spiral air flows are arranged in a hearth of the furnace body 20 from top to bottom, and therefore it is guaranteed that fuel can always suspend and fall to the bottom of the furnace after falling from the top of the furnace body 20, and sufficient combustion is guaranteed.
Furthermore, the connection positions of the first air pipe 11, the second air pipe 12, the third air pipe 13 and the furnace body 20 are arranged at intervals along the circumferential direction of the furnace body 20 on a projection plane perpendicular to the axial direction of the furnace body 20. The three air pipes are arranged in different directions, so that the air flow enters from different directions, and the strength of the spiral air flow is increased.
Furthermore, a connecting line between the connecting position of the first air pipe 11 and the furnace body 20 and the connecting position of the fourth air pipe 14 and the furnace body 20 is parallel to the axis of the furnace body 20. The first air pipe 11 and the fourth air pipe 14 are positioned in the same vertical direction, and the height difference between the first air pipe 11 and the fourth air pipe 14 ensures that the fuel can still be suspended when the spiral air flow reaches the lower part of the furnace body 20.
Further, the air inlet ends of the first air pipe 11, the second air pipe 12, the third air pipe 13 and the fourth air pipe 14 are connected with a main air pipe 40 through pipelines, and the main air pipe 40 is connected with an air source. In specific implementation, the main air duct 40 is vertically arranged, and the first air duct 11, the second air duct 12, the third air duct 13 and the fourth air duct 14 are respectively connected with the main air duct 40 through connecting pipes.
Further, a homogenizing device 50 is arranged between the first air duct 11, the second air duct 12, the third air duct 13, the fourth air duct 14 and the main air duct 40, and the homogenizing device 50 is used for adjusting the air intake volume of each air duct. Because the height difference between the four branch pipes can cause the wind pressure of each air pipe to be different, the homogenizing device 50 is arranged, and the wind pressure of each air pipe is kept consistent through the adjustment of the homogenizing device 50.
Further, the homogenizing device 50 comprises a homogenizing pipe 51, a homogenizing valve 52 is arranged in the pipe of the homogenizing pipe 51, and the homogenizing valve 52 is driven by external force to rotate to open or close the homogenizing pipe 51. By adjusting the homogenizing valve 52, the size of the tuyere of the homogenizing pipe 51 can be adjusted, thereby adjusting the wind pressure of each air pipe. Specifically, the opening sizes of the four homogenizing valves 52 are sequentially reduced from top to bottom.
Further, the homogenizing valve 52 comprises a valve plate 521, the outer peripheral profile of the valve plate 521 matches the cross-sectional profile of the homogenizing pipe 51, a rotating shaft 522 is arranged in the middle of the valve plate 521, and the rotating shaft 522 penetrates through the homogenizing pipe 51 and forms a relative rotation fit with the pipe wall of the homogenizing pipe 51. One end of the rotating shaft 522 extends out of the pipe wall circumscribed end of the homogenizing pipe 51 and is connected with an adjusting handle 53, the adjusting handle 53 is perpendicular to the shaft core of the rotating shaft 522, a positioning screw 54 parallel to the shaft core of the rotating shaft 522 is in threaded connection with the free end of the adjusting handle 53, a positioning plate 55 is arranged on the pipe wall of the homogenizing pipe 51 corresponding to the adjusting handle 53, positioning holes 551 which are uniformly arranged at intervals are arranged on the positioning plate 55 corresponding to the movement track of the positioning screw 54, and the positioning screw 54 and the positioning holes 551 form positioning fit. During specific implementation, the air pressure required to be provided by the four air pipes can be measured according to actual requirements, then the adjusting handle 53 is rotated to enable the valve plate 521 to be located at a required position, and the positioning screw 54 is rotated to enable the positioning screw to be inserted into the corresponding positioning hole 551, so that the valve plate 521 is fixed, and adjustment is completed.
The utility model discloses a theory of operation is: and opening the homogenizing valve 52, introducing air into the first air pipe 11, the second air pipe 12, the third air pipe 13 and the fourth air pipe 14 to enable the air entering the furnace body 20 to form spiral airflow, introducing fuel into the furnace body 20 through the feed pipe 30, mixing the fuel with the spiral airflow, enabling the fuel to spirally suspend and fall in the hearth along with the spiral airflow, and then igniting to enable the fuel to burn in the suspension falling process, so that the fuel is more fully combusted.
Claims (9)
1. The utility model provides an energy-saving floated hot-blast furnace, is firing burning furnace, heat exchanger, whirlwind dust pelletizing system, its characterized in that: still include horizontal tuber pipe (10), the air inlet end and the wind regime of tuber pipe (10) link to each other, and the air-out end of tuber pipe (10) links to each other with the air intake on furnace body (20) of burning furnace, and the length direction of tuber pipe (10) is unanimous with the tangent direction of the oven of furnace body (20) in this air intake department, still be connected with inlet pipe (30) on furnace body (20).
2. The energy-saving suspension type hot blast stove according to claim 1, characterized in that: the air pipe (10) comprises a first air pipe (11), a second air pipe (12), a third air pipe (13) and a fourth air pipe (14), the first air pipe (11), the second air pipe (12), the third air pipe (13) and the fourth air pipe (14) are arranged at intervals from top to bottom in the vertical direction, and the feeding pipe (30) is located between the first air pipe (11) and the second air pipe (12) in the height direction of the furnace body (20).
3. The energy-saving suspension type hot blast stove according to claim 2, characterized in that: the connection positions of the first air pipe (11), the second air pipe (12), the third air pipe (13) and the furnace body (20) are arranged on a projection plane perpendicular to the axial direction of the furnace body (20) at intervals along the circumferential direction of the furnace body (20).
4. An energy-saving suspension hot blast stove according to claim 3, characterized in that: and the connecting part of the first air pipe (11) and the furnace body (20) and the connecting part of the fourth air pipe (14) and the furnace body (20) are connected with each other by a connecting line which is parallel to the axis of the furnace body (20).
5. An energy saving suspension type hot blast stove according to claim 2, 3 or 4, characterized in that: the air inlet ends of the first air pipe (11), the second air pipe (12), the third air pipe (13) and the fourth air pipe (14) are connected with a main air pipe (40) through pipelines, and the main air pipe (40) is connected with an air source.
6. The energy-saving suspension type hot blast stove according to claim 5, characterized in that: and a homogenizing device (50) is arranged between the first air pipe (11), the second air pipe (12), the third air pipe (13), the fourth air pipe (14) and the main air pipe (40), and the homogenizing device (50) is used for adjusting the air inlet volume of each air pipe.
7. The energy-saving suspension type hot blast stove according to claim 6, characterized in that: the homogenizing device (50) comprises a homogenizing pipe (51), a homogenizing valve (52) is arranged in a pipeline of the homogenizing pipe (51), and the homogenizing valve (52) is driven by external force to rotate to open or close the homogenizing pipe (51).
8. The energy-saving suspension type hot blast stove according to claim 7, characterized in that: the homogenizing valve (52) comprises a valve plate (521), the peripheral profile of the valve plate (521) is matched with the section profile of the homogenizing pipe (51), a rotating shaft (522) is arranged in the middle of the valve plate (521), and the rotating shaft (522) penetrates through the homogenizing pipe (51) and forms relative rotation fit with the pipe wall of the homogenizing pipe (51).
9. The energy-saving suspension type hot blast stove according to claim 8, characterized in that: one end of the rotating shaft (522) extends out of the pipe wall of the homogenizing pipe (51) and is externally tangent to the end part, the adjusting handle (53) is connected with an adjusting handle (53), the adjusting handle (53) is perpendicular to the shaft core of the rotating shaft (522), a positioning screw (54) parallel to the shaft core of the rotating shaft (522) is in threaded connection with the free end of the adjusting handle (53), a positioning plate (55) is arranged on the pipe wall of the homogenizing pipe (51) corresponding to the adjusting handle (53), positioning holes (551) which are uniformly arranged at intervals are formed in the positioning plate (55) and correspond to the movement track of the positioning screw (54), and the positioning screw (54) and the positioning holes (551) form positioning fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921436233.0U CN210980353U (en) | 2019-09-02 | 2019-09-02 | Energy-saving suspension type hot blast stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921436233.0U CN210980353U (en) | 2019-09-02 | 2019-09-02 | Energy-saving suspension type hot blast stove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210980353U true CN210980353U (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921436233.0U Active CN210980353U (en) | 2019-09-02 | 2019-09-02 | Energy-saving suspension type hot blast stove |
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| Country | Link |
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| CN (1) | CN210980353U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470054A (en) * | 2019-09-02 | 2019-11-19 | 安徽辰宇机械科技有限公司 | A kind of energy-saving floated hot-blast stove |
| CN114738323A (en) * | 2022-05-24 | 2022-07-12 | 滕丽霞 | Centrifugal pump and smelting furnace using same |
-
2019
- 2019-09-02 CN CN201921436233.0U patent/CN210980353U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470054A (en) * | 2019-09-02 | 2019-11-19 | 安徽辰宇机械科技有限公司 | A kind of energy-saving floated hot-blast stove |
| CN114738323A (en) * | 2022-05-24 | 2022-07-12 | 滕丽霞 | Centrifugal pump and smelting furnace using same |
| CN114738323B (en) * | 2022-05-24 | 2024-09-13 | 杨江海 | Centrifugal pump and smelting furnace using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An energy-saving suspension hot blast stove Effective date of registration: 20220523 Granted publication date: 20200710 Pledgee: Industrial and Commercial Bank of China Limited Lu'an branch Pledgor: ANHUI CHENYU MECHANICAL Co.,Ltd. Registration number: Y2022980006165 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |