CN204779731U - Nickel ore sintering machine - Google Patents
Nickel ore sintering machine Download PDFInfo
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- CN204779731U CN204779731U CN201520363689.4U CN201520363689U CN204779731U CN 204779731 U CN204779731 U CN 204779731U CN 201520363689 U CN201520363689 U CN 201520363689U CN 204779731 U CN204779731 U CN 204779731U
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Abstract
The utility model provides a nickel ore sintering machine, includes a plurality of shaft kilns and a chimney of concentrating emission tail gas, all is equipped with dust tube between every shaft kiln and chimney, the shaft kiln includes the kiln body that comprises the upper segment kiln body, the middle section kiln body and the hypomere kiln body, and the top of the upper segment kiln body is equipped with charge door and exhaust emissions mouth, and the discharge opening department of the hypomere kiln body is equipped with central tower and combs, with central tower comb the hypomere kiln body relative and set up serve as reasons in the middle of outside inflation form the arcuation kiln body of limit wind direction stove heart convergence in the guide stove, be equipped with the side direction air intake on the middle section kiln is personally experienced sth. Part of the body, be equipped with a plurality of air inlets on the section of thick bamboo wall of chimney, different inlet set are on the different cross -sections of chimney. The utility model discloses an if dry air inlet improves unit interval exhaust emissions volume, improve discharge efficiency, if the center that central tower was combed and furnace combustion takes is delivered to with wind effectively to the arcuation kiln body, improve nickel ore sintering efficiency.
Description
Technical field
The utility model relates to a kind of nickel minerals processing units, particularly a kind of nickel minerals sinter machine.
Background technology
At present, the shaft kiln of China's Cement industry is that single tower is combed annular unload material way, the kiln body of shaft kiln is up and down in straight-tube shape, the maximum drawback of this shaft kiln is that ' apoplexy ' is not enough, easily " loose core ", " limit wind " is superfluous, thus make the fired coal combustion in pellet uneven, cause a large amount of losses of heat energy, clinker quality is low, output reduces, and then reduction labor productivity, and the tower of major diameter shaft kiln is combed bulky, manufacture and difficulty is installed, normally burning till and normal discharging of grog in kiln cannot be ensured, fixed jaw quick abrasion, replacement cycle is short, discharging-material size is large, drop temperature is high, further increase thermosteresis, secondly, the tail gas produced in nickel minerals production process, through two smoke exhaust pipes at kiln body top, the chimney vertically arranged by one is again directly emitted, for reducing the pollution of tail gas, generally the height of chimney can be arranged on 50-100 rice, because chimney is too high, higher requirement is proposed to the power of exhaust emissions, this just makes the discharge efficiency of tail gas low, and discharge is unclean, very easily causes partial tail gas to be back to production environment, pollute production environment, harm workman's is healthy.
Summary of the invention
Technical problem to be solved in the utility model is for the deficiencies in the prior art, provides a kind of reasonable in design, easy to use, improves the nickel minerals sinter machine of sintering efficiency.
Technical problem to be solved in the utility model is realized by following technical scheme, and the utility model is a kind of nickel minerals sinter machine, comprises the chimney of some shaft kilns and a concentrated emission, is equipped with dedusting cylinder between each shaft kiln and chimney;
Described shaft kiln comprises by epimere kiln body, the kiln body that stage casing kiln body and hypomere kiln body are formed, the top of epimere kiln body is provided with charging opening and exhaust port, the bottom of hypomere kiln body is provided with discharge opening, discharge opening place is equipped with central tower and combs, the hypomere kiln body of combing relative with central tower is set to outwards to be expanded the arcuation kiln body being formed and guide the stove inner edge wind direction stove heart to restrain by centre, described epimere kiln body is up big and down small inverted cone shape kiln body, stage casing kiln body is up-small and down-big taper kiln body, the kiln wall of stage casing kiln body is provided with several side air admission mouths along the axis of kiln body, side air admission mouth is towards the downward-sloping setting in center of kiln body,
The top of described dedusting cylinder is provided with the inlet pipe connected with kiln body exhaust port, and the bottom of dedusting cylinder is provided with cinder-discharging port, and the side of dedusting cylinder is provided with air outlet, and the lower port of inlet pipe to extend in dedusting cylinder and is arranged on the below of air outlet;
The barrel of described chimney is provided with some inlet mouths, and different inlet mouths is arranged on the different cross section of chimney, and inlet mouth place is provided with the pipe connecting tangent with chimney barrel, and pipe connecting connects with the air outlet on dedusting cylinder sidewall.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, box feed bin is provided with in the below of described shaft kiln, the top of box feed bin is provided with the feed-pipe connected with discharge opening, the bottom of box feed bin is provided with discharge nozzle, close the two-bolt lock wind mechanism of feed-pipe when closing discharge nozzle, discharging when described box feed bin is provided with charging, described two-bolt lock wind mechanism comprises the discharge lock air lock system be located on feed-pipe and the charging be located on discharge nozzle lock air lock system.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, described discharge lock air lock system comprises the upper flashboard coordinated with feed-pipe, sidewall above feed-pipe is circumferentially with along body and extracts the upper flashboard extraction opening that upper flashboard makes feed-pipe opening and closing, described upper flashboard is hinged with the upper hinge support be located on the tube wall of upper flashboard extraction opening both sides.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, described charging lock air lock system comprises the lower flashboard coordinated with discharge nozzle, sidewall above discharge nozzle is circumferentially with along body and extracts the lower flashboard extraction opening that lower flashboard makes discharge nozzle opening and closing, described lower flashboard is hinged with the lower hinge support be located on the tube wall of lower flashboard extraction opening both sides.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, and described inlet mouth is along the barrel helically formula arrangement of chimney.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, the vertical spaced set of described inlet mouth.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, and the diameter of described inlet mouth is identical.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, and described chimney is up-small and down-big conical cylinder.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, and inlet mouth is located at the middle part of chimney.
Technical problem to be solved in the utility model can also be realized further by following technical scheme, and the exhaust port on same shaft kiln is provided with two, left and right, and two tail gas venting ports all connect with the inlet pipe of same dedusting cylinder.
The utility model, by establishing the chimney of a concentrated emission, is utilized a large amount of high-temperature flue gas produced during sintering, can form heat power outward, make full use of these heat powers, not only can save energy and reduce the cost when being arranged by chimney, and can decreasing pollution; If dedusting cylinder, under thermodynamic effect, waste gas is extracted out from air outlet, there is good dust removing effects; If some inlet mouths, improve unit time exhaust emissions amount, improve discharge efficiency; The tube wall of pipe connecting and the barrel of chimney tangent, make the waste gas spiral escalation entered in chimney, improve the lift velocity of waste gas in chimney, save exhaust cost; Different inlet mouths is arranged on the different cross section of chimney, makes to revolve rail lift mark not overlapping, improves to revolve further to rise power; If arcuation kiln body, stove inner edge wind being restrained to the stove heart when moving to sidewall, effectively wind being delivered to the center of central tower comb and stove combustion band, make kiln inner edge wind and central wind equilibrium, not inclined wind, thus ensure that in kiln, traversing section surface temperature is basically identical, in stove, material is steadily descending in order; If inverted cone shape kiln body, improve air-supply power; Kiln body place, stage casing establishes side air admission mouth, ensures that in stove, wind-force is balanced everywhere, ensures temperature everywhere in kiln; Side air admission mouth, towards the downward-sloping setting in center of kiln body, is avoided zone of combustion moves, and the higher fuel burning ahead of time making kiln body top of top temperature, lime raw burn amount increases, and burn uneven, unloading ash capacity is also uneven.Compared with prior art, it is reasonable in design, easy to operate, for good thermal regulation created by the grog firing high-yield high-quality amount fast, improves the sintering efficiency of nickel minerals.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of chimney;
Fig. 3 is the stretch-out view of chimney.
Embodiment
Referring to accompanying drawing, further describe concrete technical scheme of the present utility model, so that those skilled in the art understands the present invention further, and do not form the restriction to its right.
With reference to Fig. 1-3, a kind of nickel minerals sinter machine, comprises the chimney 1 of some shaft kilns and a concentrated emission, is equipped with dedusting cylinder 4 between each shaft kiln and chimney 1;
Described shaft kiln comprises by epimere kiln body 9, the kiln body that stage casing kiln body 10 and hypomere kiln body 11 are formed, the top of epimere kiln body 9 is provided with charging opening 8 and exhaust port 7, the bottom of hypomere kiln body 11 is provided with discharge opening 12, discharge opening 12 place is equipped with central tower and combs 18, be set to outwards to be expanded the arcuation kiln body being formed and guide the stove inner edge wind direction stove heart to restrain by centre with central tower 18 relative hypomere kiln bodies 11 of combing, described epimere kiln body 9 is up big and down small inverted cone shape kiln body, stage casing kiln body 10 is up-small and down-big taper kiln body, the kiln wall of stage casing kiln body 10 is provided with several side air admission mouths 19 along the axis of kiln body, side air admission mouth 19 is towards the downward-sloping setting in center of kiln body,
The top of described dedusting cylinder 4 is provided with the inlet pipe 5 connected with kiln body exhaust port 7, and the bottom of dedusting cylinder 4 is provided with cinder-discharging port 6, and the side of dedusting cylinder 4 is provided with air outlet, and the lower port of inlet pipe 5 to extend in dedusting cylinder 4 and is arranged on the below of air outlet;
The barrel of described chimney 1 is provided with some inlet mouths 2, and different inlet mouths 2 is arranged on the different cross section of chimney 1, and inlet mouth 1 place is provided with the pipe connecting 3 tangent with chimney barrel, and pipe connecting 3 connects with the air outlet on dedusting cylinder 4 sidewall.
Box feed bin 17 is provided with in the below of described shaft kiln, the top of box feed bin 17 is provided with the feed-pipe 13 connected with discharge opening 12, the bottom of box feed bin 17 is provided with discharge nozzle 15, close the two-bolt lock wind mechanism of feed-pipe 13 when closing discharge nozzle 15, discharging when described box feed bin 17 is provided with charging, described two-bolt lock wind mechanism comprises the discharge lock air lock system be located on feed-pipe 13 and the charging be located on discharge nozzle 15 lock air lock system.
Described discharge lock air lock system comprises the upper flashboard 14 coordinated with feed-pipe 13, sidewall above feed-pipe 13 is circumferentially with along body and extracts the upper flashboard extraction opening that upper flashboard 14 makes feed-pipe 13 opening and closing, described upper flashboard 14 is hinged with the upper hinge support be located on the tube wall of upper flashboard extraction opening both sides.
Described charging lock air lock system comprises the lower flashboard 16 coordinated with discharge nozzle 15, sidewall above discharge nozzle 15 is circumferentially with along body and extracts the lower flashboard extraction opening that lower flashboard 16 makes discharge nozzle 15 opening and closing, described lower flashboard 16 is hinged with the lower hinge support be located on the tube wall of lower flashboard extraction opening both sides.
Described inlet mouth 2 is along the barrel helically formula arrangement of chimney 1.
The vertical spaced set of described inlet mouth 2.
The diameter of described inlet mouth 2 is identical.
Described chimney 1 is up-small and down-big conical cylinder.
Inlet mouth 2 is located at the middle part of chimney 1.
Exhaust port 7 on same shaft kiln is provided with two, left and right, and two tail gas venting ports 7 all connect with the inlet pipe 5 of same dedusting cylinder 4.
Claims (10)
1. a nickel minerals sinter machine, is characterized in that: the chimney comprising some shaft kilns and a concentrated emission, is equipped with dedusting cylinder between each shaft kiln and chimney;
Described shaft kiln comprises by epimere kiln body, the kiln body that stage casing kiln body and hypomere kiln body are formed, the top of epimere kiln body is provided with charging opening and exhaust port, the bottom of hypomere kiln body is provided with discharge opening, discharge opening place is equipped with central tower and combs, the hypomere kiln body of combing relative with central tower is set to outwards to be expanded the arcuation kiln body being formed and guide the stove inner edge wind direction stove heart to restrain by centre, described epimere kiln body is up big and down small inverted cone shape kiln body, stage casing kiln body is up-small and down-big taper kiln body, the kiln wall of stage casing kiln body is provided with several side air admission mouths along the axis of kiln body, side air admission mouth is towards the downward-sloping setting in center of kiln body,
The top of described dedusting cylinder is provided with the inlet pipe connected with kiln body exhaust port, and the bottom of dedusting cylinder is provided with cinder-discharging port, and the side of dedusting cylinder is provided with air outlet, and the lower port of inlet pipe to extend in dedusting cylinder and is arranged on the below of air outlet;
The barrel of described chimney is provided with some inlet mouths, and different inlet mouths is arranged on the different cross section of chimney, and inlet mouth place is provided with the pipe connecting tangent with chimney barrel, and pipe connecting connects with the air outlet on dedusting cylinder sidewall.
2. nickel minerals sinter machine according to claim 1, it is characterized in that: be provided with box feed bin in the below of described shaft kiln, the top of box feed bin is provided with the feed-pipe connected with discharge opening, the bottom of box feed bin is provided with discharge nozzle, close the two-bolt lock wind mechanism of feed-pipe when closing discharge nozzle, discharging when described box feed bin is provided with charging, described two-bolt lock wind mechanism comprises the discharge lock air lock system be located on feed-pipe and the charging be located on discharge nozzle lock air lock system.
3. nickel minerals sinter machine according to claim 2, it is characterized in that: described discharge lock air lock system comprises the upper flashboard coordinated with feed-pipe, sidewall above feed-pipe is circumferentially with along body and extracts the upper flashboard extraction opening that upper flashboard makes feed-pipe opening and closing, described upper flashboard is hinged with the upper hinge support be located on the tube wall of upper flashboard extraction opening both sides.
4. nickel minerals sinter machine according to claim 2, it is characterized in that: described charging lock air lock system comprises the lower flashboard coordinated with discharge nozzle, sidewall above discharge nozzle is circumferentially with along body and extracts the lower flashboard extraction opening that lower flashboard makes discharge nozzle opening and closing, described lower flashboard is hinged with the lower hinge support be located on the tube wall of lower flashboard extraction opening both sides.
5. nickel minerals sinter machine according to claim 1, is characterized in that: described inlet mouth is along the barrel helically formula arrangement of chimney.
6. nickel minerals sinter machine according to claim 5, is characterized in that: the vertical spaced set of described inlet mouth.
7. nickel minerals sinter machine according to claim 1, is characterized in that: the diameter of described inlet mouth is identical.
8. nickel minerals sinter machine according to claim 1, is characterized in that: described chimney is up-small and down-big conical cylinder.
9. nickel minerals sinter machine according to claim 1, is characterized in that: inlet mouth is located at the middle part of chimney.
10. nickel minerals sinter machine according to claim 1, is characterized in that: the exhaust port on same shaft kiln is provided with two, left and right, and two tail gas venting ports all connect with the inlet pipe of same dedusting cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520363689.4U CN204779731U (en) | 2015-06-01 | 2015-06-01 | Nickel ore sintering machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520363689.4U CN204779731U (en) | 2015-06-01 | 2015-06-01 | Nickel ore sintering machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204779731U true CN204779731U (en) | 2015-11-18 |
Family
ID=54519821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520363689.4U Withdrawn - After Issue CN204779731U (en) | 2015-06-01 | 2015-06-01 | Nickel ore sintering machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204779731U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104818382A (en) * | 2015-06-01 | 2015-08-05 | 连云港宝翔铸造有限公司 | Nickel ore sintering machine |
| WO2016192400A1 (en) * | 2015-06-01 | 2016-12-08 | 连云港宝翔铸造有限公司 | Tail gas dust removing chimney |
-
2015
- 2015-06-01 CN CN201520363689.4U patent/CN204779731U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104818382A (en) * | 2015-06-01 | 2015-08-05 | 连云港宝翔铸造有限公司 | Nickel ore sintering machine |
| WO2016192400A1 (en) * | 2015-06-01 | 2016-12-08 | 连云港宝翔铸造有限公司 | Tail gas dust removing chimney |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151118 Effective date of abandoning: 20160921 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |