CN207741579U - A kind of sinter multicell uprightly cools down furnace side and goes out formula feeding system - Google Patents
A kind of sinter multicell uprightly cools down furnace side and goes out formula feeding system Download PDFInfo
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- CN207741579U CN207741579U CN201721827082.2U CN201721827082U CN207741579U CN 207741579 U CN207741579 U CN 207741579U CN 201721827082 U CN201721827082 U CN 201721827082U CN 207741579 U CN207741579 U CN 207741579U
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- mineral aggregate
- guide chute
- sinter
- cooling
- furnace
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Abstract
Furnace side, which is uprightly cooled down, the utility model is related to a kind of sinter multicell goes out formula feeding system, mineral aggregate buffering chamber is set to the top of multiple upright cooling furnaces, the direction that its bottom corresponds to each upright cooling furnace sets inclined-plane, one end of guide chute connects mineral aggregate buffering chamber bottom bevel, and the other end connects the feed inlet of each upright cooling furnace；The integral inclined setting of guide chute sets electric rotating plate valve in guide chute, and electric rotating plate valve is controlled by valve positioner, and the control terminal of valve positioner is connect with Central Control Room；Pressure equaliser includes pressure gauge, flue gas balance pipe and pressure-regulating valve, pressure gauge is set at the top of mineral aggregate buffering chamber, it is connect inside one end of flue gas balance pipe and mineral aggregate buffering chamber, the other end is connected with the recuperated gas outlet conduit of upright cooling furnace, pressure-regulating valve, pressure-regulating valve and pressure gauge interlocked control are set on flue gas balance pipe.The utility model can realize the efficient connection cooling of sinter；And feed is smooth, it is easy to operate.
Description
Technical field
Furnace side is uprightly cooled down the utility model is related to sinter cooling technology field more particularly to a kind of sinter multicell to go out
Formula feeding system.
Background technology
Sintering circuit energy consumption is huge, and second is occupied in steel and iron industry.Sintering mine sensible heat accounts for 40% of overall heat consumption or more, such as
What becomes industry focus of attention using this portion of energy.Currently, China's sinter is cooling and waste heat recovery mainly uses ring cold
Machine technology.From practice, this technology has a disadvantage that：1) because of non-uniform charging, cause waste heat parameter fluctuation big, jeopardize
Afterheat utilizing system safety；2) system air leakage problem is serious, still can not be from not catching up with although taking local water seal measure
It solves the problems, such as, causes thermal efficiency decaying serious, and the leakage of flue dust inorganization is very big to environmental hazard.
The Chinese patent of Patent No. CN 205940170 discloses " a kind of double vertical sinter cooling furnaces of cooling chamber ", will
Cooling unit is divided into two.However, since it uses the single section that prestores, the section that will not prestore separates.It is uniform to solve only heat exchange
Sex chromosome mosaicism, there is no fundamentally solve continuous pan feeding and maintenance issue.Moreover, there is no negative pressure adjustings for section feeding device that prestores
Device causes flue dust to be easy leakage, pollutes.
Invention content
The utility model, which provides a kind of sinter multicell and uprightly cools down furnace side, goes out formula feeding system, by sinter by leading
Material chute is assigned in different upright cooling furnaces, to realize efficiently connection cooling；And feed is smooth, it is easy to operate.
In order to achieve the above object, the utility model is realized using following technical scheme：
A kind of sinter multicell uprightly cools down furnace side and goes out formula feeding system, including mineral aggregate transporter, mineral aggregate buffering chamber, guide
Chute, upright cooling furnace and pressure equaliser；The upright cooling furnace is circumferentially evenly arranged to be multiple, and mineral aggregate buffering chamber is set
Arrange that the top at center, the side of mineral aggregate buffering chamber are connected with mineral aggregate transporter in upright cooling furnace, the bottom of mineral aggregate buffering chamber
The direction of corresponding each upright cooling furnace sets inclined-plane, and one end of guide chute connects mineral aggregate buffering chamber bottom bevel, other end connection
The feed inlet of each upright cooling furnace；The angle of the integral inclined setting of guide chute, inclined direction and horizontal plane is 45 °~
60°；Electric rotating plate valve is set in guide chute, electric rotating plate valve is controlled by valve positioner, and valve positioner is set to guide
Outside chute, control terminal is connect with Central Control Room；Pressure equaliser includes that pressure gauge, flue gas balance pipe and pressure are adjusted
Valve, pressure gauge are set at the top of mineral aggregate buffering chamber, connects inside one end of flue gas balance pipe and mineral aggregate buffering chamber, the other end and directly
The recuperated gas outlet conduit of vertical cooling furnace is connected, and pressure-regulating valve, pressure-regulating valve and pressure gauge are set on flue gas balance pipe
Interlocked control.
The electric rotating plate valve is set to the mineral aggregate inlet of guide chute, and top rotation outward is opened.
The mineral aggregate buffering chamber, guide chute inside be equipped with abrasion-resistant ceramic lining plate or heat resistant and wear resistant polyurethane lining board,
Insulating layer is set on the outside of guide chute.
The cross section of the guide chute is trapezoidal, and its cross-sectional area is gradually reduced from top to bottom；Guide chute with it is straight
It is tightly connected between vertical cooling furnace.
The main body of the mineral aggregate buffering chamber is round warehouse, and bottom bevel is polygon.
Transporter seal closure is set on the outside of the mineral aggregate transporter.
The cooling chamber of the upright cooling furnace is circumferentially arranged the cooling chamber wall that refractory brick is built into, and cooling chamber is within the walls along height
To the cooled gas path equipped with multiple annulars, each cooled gas path is separately connected external cooling gas conveyance conduit,
Cooled gas path is exported towards inside cooling chamber circumferentially arranged with multiple cooling gas.
Compared with prior art, the utility model has the beneficial effects that：
1) mineral aggregate buffering chamber reserves are big, can play good cushioning effect, are conducive to the organized distribution of material；
2) each guide chute is both provided with individual electric rotating plate valve, electric rotating plate valve by valve positioner with
Central Control Room connects, and situation is cooled down according to the material of upright cooling furnace, the opening and closing angle of remote controlled electric rotating plate valve and when
Between, realize the controllable distribution of material；
3) inner wall of mineral aggregate buffering chamber and guide chute sets abrasion-resistant ceramic lining plate or polyurethanes high temperature resistant wearing plate, rises
It is acted on to good anti-pressure and abrasion-proof, outside sets insulating layer, insulation effect is played, while improving service life, it is also ensured that mine
Material heat scatters and disappears less；
4) other end of flue gas balance pipe is connected in the lower upright furnace outlet conduit of pressure, passes through gauge measurement
Pressure in mineral aggregate buffering chamber, and with pressure-regulating valve interlocked control, keep being tiny structure in mineral aggregate buffering chamber, ensure that mineral aggregate is defeated
Dust will not leak during sending；
5) upright cooling furnace is passed through cooling gas by being circumferentially disposed at cooling indoor multilayer cooling gas outlet, right
Sinter carries out three-dimensional cooling, ensures that sinter is uniform, is fully cooled.
Description of the drawings
Fig. 1 is the structural representation that a kind of sinter multicell described in the utility model uprightly cools down that furnace side goes out formula feeding system
Figure.
Fig. 2 is the floor plan one of upright cooling furnace described in the utility model (for 3)
Fig. 3 is the floor plan two of upright cooling furnace described in the utility model (for 4)
In figure：1. 4. electric rotating plate valve of mineral aggregate transporter 2. transporter seal closure, 3. mineral aggregate buffering chamber, 5. guide slips
9. pressure-regulating valve of slot 6. upright cooling furnace, 7. valve positioner, 8. pressure gauge, 10. flue gas balance pipe 11. is upright cold
But outlet of still pipeline
Specific implementation mode
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of sinter multicell described in the utility model, which uprightly cools down furnace side, goes out formula feeding system, including mine
Expect transporter 1, mineral aggregate buffering chamber 3, guide chute 5, upright cooling furnace 6 and pressure equaliser；The upright cooling furnace 6 is more
A to be circumferentially evenly arranged (as shown in Figure 2 and Figure 3), mineral aggregate buffering chamber 3 is set to the top that upright cooling furnace 6 arranges center, mineral aggregate
The side of buffering chamber 3 is connected with mineral aggregate transporter 1, and the direction that the bottom of mineral aggregate buffering chamber 3 corresponds to each upright cooling furnace 6 is set tiltedly
Face, 3 bottom bevel of one end connection mineral aggregate buffering chamber of guide chute 5, the other end connect the feed inlet of each upright cooling furnace 6；
The angle of the 5 integral inclined setting of guide chute, inclined direction and horizontal plane is 45 °~60 °；Electronic turn over is set in guide chute 5
Plate valve door 4, electric rotating plate valve 4 are controlled by valve positioner 7, and valve positioner 7 is set to outside guide chute 5, control terminal
It is connect with Central Control Room；Pressure equaliser includes pressure gauge 8, flue gas balance pipe 10 and pressure-regulating valve 9, and pressure gauge 8 is set to
The one end at 3 top of mineral aggregate buffering chamber, flue gas balance pipe 10 is connect with 3 inside of mineral aggregate buffering chamber, the other end and upright cooling furnace 6
Recuperated gas outlet conduit be connected, set pressure-regulating valve 9 on flue gas balance pipe 10, pressure-regulating valve 9 is interlocked with pressure gauge 8
Control.
The electric rotating plate valve 4 is set to the mineral aggregate inlet of guide chute 5, and top rotation outward is opened.
The mineral aggregate buffering chamber 3, guide chute 5 inside be equipped with abrasion-resistant ceramic lining plate or heat resistant and wear resistant polyurethane and serve as a contrast
Plate, 5 outside of guide chute set insulating layer.
The cross section of the guide chute 5 is trapezoidal, and its cross-sectional area is gradually reduced from top to bottom；Guide chute 5 with
It is tightly connected between upright cooling furnace 6.
The main body of the mineral aggregate buffering chamber 3 is round warehouse, and bottom bevel is polygon.
The outside of the mineral aggregate transporter 1 sets transporter seal closure 2.
The cooling chamber of the upright cooling furnace 6 is circumferentially arranged a cooling chamber wall that refractory brick is built into, cooling chamber edge within the walls
For height to the cooled gas path equipped with multiple annulars, each cooled gas path is separately connected external cooling gas delivery pipe
Road, cooled gas path are exported towards the side inside cooling chamber circumferentially arranged with multiple cooling gas.
A kind of sinter multicell described in the utility model course of work that uprightly cooling furnace side goes out formula feeding system is as follows：
1) after the heat sinter that sintering machine comes out is handled after crushing and screening, mineral aggregate buffering chamber 3 is transported to by mineral aggregate transporter 1
In, whole enclosed conveying is realized by transporter seal closure 2, prevents flue dust from leaking；4 bottom of mineral aggregate buffering chamber passes through multiple guides
Chute 5 connects multiple upright cooling furnaces 6 correspondingly；
2) command signal is sent out, valve is passed through according to the material position of sinter in each upright cooling furnace 6 and cooling situation, Central Control Room
Door controller 7 controls electric rotating plate valve 4 and turns off or on, and alternately feeds into each upright cooling furnace 6；Within the same time only
It individually feeds in a upright cooling furnace 6 thereto, stops dress after the material position in the upright cooling furnace reaches technological requirement
Material, closes corresponding electric rotating plate valve；
3) flue gas balance pipe, mineral aggregate caching are set between the recuperated gas outlet conduit and mineral aggregate buffering chamber of upright cooling furnace
Storehouse sets pressure gauge, and the pressure-regulating valve interlocked control on flue gas balance pipe, ensures in upright cooling furnace 6 and mineral aggregate buffering chamber
Operating pressure in 3 is tiny structure, prevents flue gas from escaping；
4) the cycle cold air by cooled gas path introducing less than 80 DEG C carries out abundant, uniformly cooling to sinter；
Gas after heat exchange is sent to heat transmission equipment by recuperated gas outlet conduit and exchanges heat, and realizes the recycling of heat；Thermal sintering
After mine reaches technological temperature requirement after cooling, starts discharge device and sinter after cooling is discharged；Then again straight to this
It feeds in vertical cooling furnace；
5) alternately, when a upright cooling furnace 6 is overhauled, other upright cooling furnaces 6 are just for the maintenance of each upright cooling furnace 6
Often charging, discharging.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (7)
1. a kind of sinter multicell, which uprightly cools down furnace side, goes out formula feeding system, which is characterized in that slow including mineral aggregate transporter, mineral aggregate
Storage, guide chute, upright cooling furnace and pressure equaliser；The upright cooling furnace is circumferentially evenly arranged to be multiple, mine
Expect that buffering chamber is set to the top at upright cooling furnace arrangement center, the side of mineral aggregate buffering chamber is connected with mineral aggregate transporter, and mineral aggregate is slow
The direction that the bottom of storage corresponds to each upright cooling furnace sets inclined-plane, and one end of guide chute connects mineral aggregate buffering chamber bottom bevel,
The other end connects the feed inlet of each upright cooling furnace；The integral inclined setting of guide chute, the folder of inclined direction and horizontal plane
Angle is 45 °~60 °；Electric rotating plate valve is set in guide chute, electric rotating plate valve is controlled by valve positioner, valve positioner
Outside guide chute, control terminal is connect with Central Control Room；Pressure equaliser includes pressure gauge, flue gas balance pipe and pressure
Force regulating valve, pressure gauge are set at the top of mineral aggregate buffering chamber, are connect inside one end of flue gas balance pipe and mineral aggregate buffering chamber, another
End is connected with the recuperated gas outlet conduit of upright cooling furnace, sets pressure-regulating valve on flue gas balance pipe, pressure-regulating valve and
Pressure gauge interlocked control.
2. a kind of sinter multicell according to claim 1, which uprightly cools down furnace side, goes out formula feeding system, which is characterized in that institute
The mineral aggregate inlet that electric rotating plate valve is set to guide chute is stated, top rotation outward is opened.
3. a kind of sinter multicell according to claim 1, which uprightly cools down furnace side, goes out formula feeding system, which is characterized in that institute
State mineral aggregate buffering chamber, the inside of guide chute is equipped with abrasion-resistant ceramic lining plate or heat resistant and wear resistant polyurethane lining board, outside guide chute
Side sets insulating layer.
4. a kind of sinter multicell according to claim 1, which uprightly cools down furnace side, goes out formula feeding system, which is characterized in that institute
The cross section for stating guide chute is trapezoidal, and its cross-sectional area is gradually reduced from top to bottom；Guide chute and upright cooling furnace it
Between be tightly connected.
5. a kind of sinter multicell according to claim 1, which uprightly cools down furnace side, goes out formula feeding system, which is characterized in that institute
The main body for stating mineral aggregate buffering chamber is round warehouse, and bottom bevel is polygon.
6. a kind of sinter multicell according to claim 1, which uprightly cools down furnace side, goes out formula feeding system, which is characterized in that institute
It states and sets transporter seal closure on the outside of mineral aggregate transporter.
7. a kind of sinter multicell according to claim 1, which uprightly cools down furnace side, goes out formula feeding system, which is characterized in that institute
The circumferentially arranged cooling chamber wall for having refractory brick to be built into of cooling chamber of upright cooling furnace is stated, cooling chamber is within the walls along height to equipped with multiple
The cooled gas path of annular, each cooled gas path are separately connected external cooling gas conveyance conduit, and cooling gas is logical
Road is exported towards the side inside cooling chamber circumferentially arranged with multiple cooling gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721827082.2U CN207741579U (en) | 2017-12-22 | 2017-12-22 | A kind of sinter multicell uprightly cools down furnace side and goes out formula feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721827082.2U CN207741579U (en) | 2017-12-22 | 2017-12-22 | A kind of sinter multicell uprightly cools down furnace side and goes out formula feeding system |
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| Publication Number | Publication Date |
|---|---|
| CN207741579U true CN207741579U (en) | 2018-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721827082.2U Active CN207741579U (en) | 2017-12-22 | 2017-12-22 | A kind of sinter multicell uprightly cools down furnace side and goes out formula feeding system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107957200A (en) * | 2017-12-22 | 2018-04-24 | 中冶焦耐(大连)工程技术有限公司 | A kind of sinter multicell uprightly cools down furnace side and goes out formula feeding system |
-
2017
- 2017-12-22 CN CN201721827082.2U patent/CN207741579U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107957200A (en) * | 2017-12-22 | 2018-04-24 | 中冶焦耐(大连)工程技术有限公司 | A kind of sinter multicell uprightly cools down furnace side and goes out formula feeding system |
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