CN206654884U - A kind of coke furnace system - Google Patents
A kind of coke furnace system Download PDFInfo
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- CN206654884U CN206654884U CN201720010413.7U CN201720010413U CN206654884U CN 206654884 U CN206654884 U CN 206654884U CN 201720010413 U CN201720010413 U CN 201720010413U CN 206654884 U CN206654884 U CN 206654884U
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- coal
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- furnace system
- mixed coal
- coke furnace
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Abstract
The utility model embodiment provides a kind of coke furnace system, and the coke furnace system includes carbonization chamber and mixed coal drying and preheating device, and the mixed coal drying and preheating device has the breeching for holding mixed coal, and can give the mixed coal drying and preheating.The breeching is vertically arranged and the coal feed point of the breeching is located at top, coal outlet is located at bottom, the charging aperture of the carbonization chamber is located at the underface of the coal outlet, and the mixed coal drying and preheating device also includes being used for the switch valve for controlling the coal outlet closure or openness.The coke furnace system first makes it possess preferable mobility the processing of mixed coal drying and preheating, then carries out closed shove charge by the Action of Gravity Field of its own, so as to drastically increase shove charge efficiency, reduces shove charge difficulty.
Description
Technical field
It the utility model is related to the shove charge technical field of coke furnace system, more particularly to a kind of coke furnace system.
Background technology
Coke oven coal charge moisture should be typically controlled below 10%, coaling by screw feeder.Work as moisture in coal
During content ＞ 10%, the viscosity of coal can increase, and easily cause the coal around spiral to be compacted and be bonded on screw feeder, until
Sleeve of coalingging is blocked completely.
For from the time of coalingging, the time of coalingging is shorter, and screw feeder rotating speed is bigger, and spiral is bigger to the pressure of coal, dress
Coal putty is more frequent.
In view of this, coke furnace system how is improved to improve its charging efficiency, reduce charging difficulty, is people in the art
Member's technical problem urgently to be resolved hurrily.
Utility model content
The purpose of the utility model embodiment is to provide a kind of coke furnace system, quickly and easily to complete carbonization chamber shove charge
Process.Concrete technical scheme is as follows：
A kind of coke furnace system, including carbonization chamber and mixed coal drying and preheating device, the mixed coal drying and preheating device tool
There is the breeching for holding mixed coal, and the mixed coal drying and preheating can be given, the breeching is vertically arranged and the breeching enters
Coal mouth is located at top, and coal outlet is located at bottom, and the charging aperture of the carbonization chamber is located at the underface of the coal outlet, the cooperation
Coal drying and preheating device also includes being used for the switch valve for controlling the coal outlet closure or openness.
Alternatively, the mixed coal drying and preheating device also includes what is connected with the coal outlet under opening
Coaling pipe, the charging aperture of the carbonization chamber is positioned at the underface of the pipe of coalingging.
Alternatively, the pipe of coalingging is conical pipe, and the big opening end of the pipe of coalingging connects with the coal outlet, described to coaling
The osculum end of pipe is located above the charging aperture of the carbonization chamber.
Alternatively, in addition to combustion chamber, the mixed coal drying and preheating device also include casing and dividing plate, and the dividing plate will
The casing is divided into air flue and the breeching, and the air flue has air inlet and exhaust outlet, and the air inlet is used to introduce institute
State hot waste gas caused by combustion chambers burn.
Alternatively, including multiple air flues and multiple breechings, and the air flue and the breeching spacing side by side are set
Put.
Alternatively, the initiating terminal and clearing end that the air flue and the breeching spacing side by side are set are air flue.
Alternatively, the switch valve is specially electric rotating plate valve or sluice valve driven by manpower.
Alternatively, the dividing plate is specially metal partion (metp).
Alternatively, in addition to be removably connected to the shielding cover of the casing, the shielding cover be used to blocking it is described enter coal
Mouthful.
The coke furnace system that the utility model embodiment provides first to the processing of mixed coal drying and preheating, makes it possess preferable stream
Dynamic property, then shove charge is carried out by the Action of Gravity Field of its own, so as to drastically increase shove charge efficiency, reduce shove charge difficulty.
Certainly, implement any product of the present utility model to it is not absolutely required to reach all the above advantage simultaneously.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the cross section structure diagram of coke furnace system specific embodiment provided by the utility model；
Fig. 2 is the structural representation of mixed coal drying and preheating device specific embodiment；
Fig. 3 is the cross section structure diagram of mixed coal drying and preheating device shown in Fig. 2.
Wherein, each component Name and the corresponding relation of reference in Fig. 1 and Fig. 2：
1 casing, 1g air flues, 1c breechings, 2 switch valves, 3 air inlet pipe, 4 blast pipes, 5 dividing plates, 6 carbonization chambers, 7 are coaling pipe.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Shown in reference picture 1, the figure is the sectional structure signal of coke furnace system specific embodiment provided by the utility model
Figure.
Coke furnace system includes carbonization chamber 6 and mixed coal drying and preheating device, and mixed coal drying and preheating device, which has to hold, matches somebody with somebody
Close the breeching 1c of coal and mixed coal drying and preheating can be given, breeching 1c is vertically arranged and breeching 1c coal feed point is located at top, is produced coal
Mouth is located at bottom, and the charging aperture of carbonization chamber 6 is located at the underface of coal outlet, and mixed coal drying and preheating device also includes being used to control
The switch valve 2 of coal outlet closure or openness.
The coke furnace system first makes it possess preferable mobility, then the weight for passing through its own processing of mixed coal drying and preheating
Power effect carries out shove charge, so as to drastically increase shove charge efficiency, reduces shove charge difficulty.
In addition, the mixed coal temperature through drying and preheating reaches 200 DEG C, moisture 0, into the coking of carbonization chamber 6 not only
Save and mixed coal is raised to heat required for 200 DEG C from room temperature, but also shorten coke maturation time, simultaneously because water
The reduction divided greatly reducing the porosity of coke, improve the quality of coke.
Further, coke furnace system also includes combustion chamber (not shown), and the mixed coal drying and preheating device preferably passes through
Preheating is dried to mixed coal in breeching using hot waste gas caused by the combustion chambers burn of coke furnace system.
In detail, with reference to shown in Fig. 2 and 3, wherein, Fig. 2 is that the structure of mixed coal drying and preheating device specific embodiment is shown
It is intended to, Fig. 3 is the cross section structure diagram of mixed coal drying and preheating device shown in Fig. 2.
Mixed coal drying and preheating device includes casing 1 and dividing plate 5；Wherein, casing 1 is divided into air flue 1g and coal by dividing plate 5
Road 1c, air flue 1g have air inlet and exhaust outlet, and air inlet is used to connect with coke oven, hot waste gas caused by coke oven combustion is led
Enter in air flue 1g.
In detail, air inlet is imported the hot waste gas in air flue 1g by air inlet pipe 3, and exhaust outlet will by blast pipe 4
Low temperature waste gas after heat exchange processing is exported to outside air flue 1g.
The drying principles of this mixed coal drying and preheating device are：
Coal outlet is first closed, then mixed coal is loaded in breeching 1c, hot waste gas caused by coke oven combustion is passed through in air flue 1g,
Both mixed coal and hot waste gas carry out indirect heat exchange, heat of the mixed coal because absorbing hot waste gas, and its water content reduces, temperature liter
Height, and hot waste gas is discharged because heat release becomes to pass through after cryogenic gas by exhaust outlet；Finally, after unlatching coal outlet handles drying and preheating
Mixed coal export to carrying out coking in coke furnace carbonization chamber.
Obviously, this mixed coal drying and preheating device makes full use of coke oven to produce the waste heat of waste gas, and mixed coal is done
Dry processing, reduce the wasting of resources and environmental pollution caused by hot waste gas directly discharges.
It is appreciated that on the basis of meeting to pre- hot function and assembly technology requirement is dried in cooperation in breeching, match somebody with somebody
Close coal drying and preheating device and be not limited in said structure, mixed coal drying and preheating device can also be by commonly used in the art at present
The heater such as fin heater.
With continued reference to shown in Fig. 2, mixed coal drying and preheating device includes multiple air flue 1g and multiple breeching 1c, and, air flue
1g and breeching 1c spacing side by side are set.
It will be appreciated that being arranged such can make the heat transfer process of both mixed coal and hot waste gas more efficient.Certainly, meeting
On the basis of both mixed coal and hot waste gas heat exchange function, processing and assembly technology requirement, those skilled in the art also can basis
The practical structures of casing 1 adjust air flue 1g and breeching 1c quantity.
In order to improve the heat exchange efficiency of mixed coal drying and preheating device, air flue 1g is one more than breeching 1c, and along air flue 1g
It is air flue 1g that the initiating terminal in direction and clearing end, which is arranged side by side, with breeching 1c, it is understood that for air flue 1g one more than breeching 1c
It is individual.
For example, air flue 1g and breeching 1c arrangement mode can be：Air flue 1g- breeching 1c- air flue 1g, can also
For：Air flue 1g- breeching 1c- air flue 1g- breeching 1c- air flues 1g.It is appreciated that specific arrangement mode depends on air flue 1g and breeching
1c particular number.
In this way, each breeching 1c is enclosed and formed by casing 1 and two dividing plates 5 so that mixed coal can in a breeching 1c
Heat exchange is carried out with hot waste gas in two air flue 1g simultaneously, can further strengthen the heat exchange effect of mixed coal drying and preheating device
Rate.
In addition, in order to further improve the heat exchange efficiency of mixed coal drying and preheating device, dividing plate 5 be preferably have compared with
The metal partion (metp) of high thermal conductivity.
As it was previously stated, switch valve 2 is provided with coal outlet, to control coal outlet closure or openness.It is manufactured into control
Sheet and operation difficulty, the preferred electric rotating plate valve of switch valve 2 or sluice valve driven by manpower, electric rotating plate valve and sluice valve driven by manpower are except structure
It is simple easy to operation outer, the Flow-rate adjustment to coal outlet mixed coal, namely flap valve can be also realized according to the rotational angle of turnover panel
Control coal outlet is had concurrently to be turned on and off and the adjustable function of valve port opening.
Further, since self structure characteristic, flap valve can only control the closure or openness of a coal outlet, can also be simultaneously
Controlling being turned on and off for multiple coal outlets, that is to say, that a flap valve is the closure or openness that can control multiple coal outlets,
So as to which the manufacture of mixed coal drying and preheating device and maintenance cost are controlled in relatively low level.
Further, in order to avoid thermal loss, casing 1 are also detachably connected with breeching 1c in heat exchanging process
Shielding cover is to block coal feed point.
During coalingging, shielding cover is removed, mixed coal is loaded by breeching 1c by coal feed point, after filling, then by shielding cover
Casing 1 is installed on to block coal feed point.
In detail, shielding cover and casing 1 are detachably connected by bolt or snap-in structure, and shielding cover can block one simultaneously
Individual or multiple coal feed points, those skilled in the art can be according to the concrete structure of casing 1 and the quantity sets of coal feed point.
In addition, in order to grasp mixed coal drying regime in breeching 1c in real time, to be follow-up mixed coal water content and temperature
The analysis of degree provides experimental data, and mixed coal drying and preheating device also includes being respectively arranged at breeching 1c middle parts, coal outlet and entered
Temperature-detecting device at coal mouth, to detect the temperature of mixed coal at each test point in breeching 1c.
Detector unit preferably uses thermocouple temperature sensor.It is appreciated that meeting to detect mixed coal temperature work(
On the basis of energy, processing and assembly technology requirement, those skilled in the art can use existing any detector unit.
Further, in order to more accurately grasp the heat exchanger effectiveness of mixed coal and hot waste gas, mixed coal drying and preheating
Device also includes being arranged at the detector unit at air flue 1g air inlet, to detect the temperature before hot waste gas heat exchange.
For the technique effect of those skilled in the art's more intuitive understanding mixed coal drying and preheating device, next with
One actual tests data is illustrated.
The heat transfer experiments of source thermal progress waste gas and mixed coal are dried using above-mentioned mixed coal, heat transfer experiments use 5
(certainly, breeching 1c and air flue 1g particular number are not limited in the specific number selected in example by air flue 1g and 4 breeching 1c
Value).
Experiment process is as follows：The mixed coal that water content is 10% is filled in breeching 1c, by certain temperature, certain flow
Hot waste gas is imported in each air flue 1g through air inlet.
Result of the test is shown：Before heat exchange, the mean temperature of hot waste gas is 600 DEG C or so, three temperature detections in breeching 1c
The temperature of mixed coal is 20 DEG C or so at point, and three's temperature approaches；After heat exchange, match somebody with somebody in breeching 1c at three temperature detecting points
The mean temperature for closing coal is found at 200 DEG C or so, and by Industrial Analysis, and water has now been substantially free of in mixed coal.
Again it is emphasized that the mixed coal after drying and preheating is handled enters the carbonization chamber of coke oven, charing is shortened
Indoor coking time, reduces the temperature of mixed coal moisture evaporation, and then improve the production efficiency of coke oven.
With continued reference to shown in Fig. 1, mixed coal drying and preheating device also includes connecting with the coal outlet under opening
Pipe 7 of coalingging, the charging aperture of carbonization chamber 6 is located at the underface for pipe 7 of coalingging.
Specifically, pipe 7 of coalingging is fixedly connected with casing by modes such as welding, bolt connection or rivetings, and each coal outlet is equal
Connected in pipe 7 of coalingging, and when each coal outlet is located at opening with pipe 7 of coalingging, so as to matching somebody with somebody after drying and preheating processing
Coal is closed to enter back into carbonization chamber 6 via pipe 7 of coalingging.
More specifically, pipe 7 of coalingging is conical pipe, and the big opening end for pipe 7 of coalingging connects with coal outlet, the osculum for pipe 7 of coalingging
End is above the charging aperture of carbonization chamber 6.
So, quickly fall into pipe 7 of coalingging via the mixed coal after mixed coal drying and preheating device drying and preheating and first store,
More at the uniform velocity fallen into carbonization chamber 6 via its osculum end again, at the same time, mixed coal drying and preheating device can match somebody with somebody to next batch
Close coal and the pre-heat treatment is dried.It will be appreciated that it is arranged such the drying and preheating process that can ensure mixed coal drying and preheating device
Carried out with the coking process basic synchronization of carbonization chamber 6, so as to be greatly enhanced the operating efficiency of coke furnace system.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
Each embodiment in this specification is described by the way of related, identical similar portion between each embodiment
Divide mutually referring to what each embodiment stressed is the difference with other embodiment.
Preferred embodiment of the present utility model is the foregoing is only, is not intended to limit protection model of the present utility model
Enclose.All made within spirit of the present utility model and principle any modification, equivalent substitution and improvements etc., are all contained in this reality
With in new protection domain.
Claims (9)
1. a kind of coke furnace system, it is characterised in that including carbonization chamber and mixed coal drying and preheating device, the mixed coal is dried pre-
Thermal, which has, holds the breeching of mixed coal, and can give the mixed coal drying and preheating, and the breeching is vertically arranged and described
The coal feed point of breeching is located at top, and coal outlet is located at bottom, and the charging aperture of the carbonization chamber is located at the underface of the coal outlet,
The mixed coal drying and preheating device also includes being used for the switch valve for controlling the coal outlet closure or openness.
2. coke furnace system as claimed in claim 1, it is characterised in that the mixed coal drying and preheating device also include with positioned at
The pipe of coalingging of coal outlet connection under opening, the charging aperture of the carbonization chamber is positioned at the underface of the pipe of coalingging.
3. coke furnace system as claimed in claim 2, it is characterised in that the pipe of coalingging is conical pipe, the pipe of coalingging it is big
Mouth end connects with the coal outlet, and the osculum end of the pipe of coalingging is located above the charging aperture of the carbonization chamber.
4. the coke furnace system as described in any one of claims 1 to 3, it is characterised in that also done including combustion chamber, the mixed coal
Dry preheating device also includes casing and dividing plate, and the casing is divided into air flue and the breeching, the air flue tool by the dividing plate
There are air inlet and exhaust outlet, the air inlet is used to introduce hot waste gas caused by the combustion chambers burn.
5. coke furnace system as claimed in claim 4, it is characterised in that including multiple air flues and multiple breechings, and
The air flue and the breeching spacing side by side are set.
6. coke furnace system as claimed in claim 5, it is characterised in that the air flue and the breeching spacing side by side are set
Top and clearing end are air flue.
7. coke furnace system as claimed in claim 4, it is characterised in that the switch valve is specially electric rotating plate valve or turned over manually
Plate valve.
8. coke furnace system as claimed in claim 4, it is characterised in that the dividing plate is specially metal partion (metp).
9. coke furnace system as claimed in claim 4, it is characterised in that also include being removably connected to blocking for the casing
Lid, the shielding cover are used to block the coal feed point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720010413.7U CN206654884U (en) | 2017-01-05 | 2017-01-05 | A kind of coke furnace system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720010413.7U CN206654884U (en) | 2017-01-05 | 2017-01-05 | A kind of coke furnace system |
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| Publication Number | Publication Date |
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| CN206654884U true CN206654884U (en) | 2017-11-21 |
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ID=60313433
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| CN201720010413.7U Active CN206654884U (en) | 2017-01-05 | 2017-01-05 | A kind of coke furnace system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106590694A (en) * | 2017-01-05 | 2017-04-26 | 北京华泰焦化工程技术有限公司 | Coke oven system |
-
2017
- 2017-01-05 CN CN201720010413.7U patent/CN206654884U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106590694A (en) * | 2017-01-05 | 2017-04-26 | 北京华泰焦化工程技术有限公司 | Coke oven system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 100176 Fifth Floor 501, Building 15, No. 2, No. 31 Courtyard, Kechuang Thirteenth Street, Daxing Economic and Technological Development Zone, Beijing Patentee after: HUATAI YONGCHUANG (BEIJING) TECHNOLOGY Co.,Ltd. Address before: 101318 C, building 14, Rong Hui Garden, B District, Shunyi District Airport Industrial Park, Beijing, China Patentee before: BEIJING HUATAI COKING ENGINEERING CONSULTING Corp. |
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| CP03 | Change of name, title or address |