CN203741268U - Dry quenching equipment - Google Patents
Dry quenching equipment Download PDFInfo
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- CN203741268U CN203741268U CN201420104465.7U CN201420104465U CN203741268U CN 203741268 U CN203741268 U CN 203741268U CN 201420104465 U CN201420104465 U CN 201420104465U CN 203741268 U CN203741268 U CN 203741268U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The utility model provides dry quenching equipment. The dry quenching equipment comprises a dry quenching furnace, a primary dust collector and a waste heat boiler, wherein two or more air outlets of the annular passage of the dry quenching furnace are connected with the air inlet of the primary dust collector; the air outlet of the primary dust collector is connected with the air inlet of the waste heat boiler; the primary dust collector is a cyclone dust collector; the air outlets of the annular passage are uniformly formed at equal intervals in the circumferential direction of the annular passage, or the air outlets of the annular passage are symmetrically formed by taking the center of the annular passage as the center. According to the dry quenching equipment provided by the utility model, the overhauling rate of the primary dust collector can be reduced, the efficiency of primary dust collection can be increased, the service life of the waste head boiler can be prolonged, the stability of the waste heat boiler can be improved, and a secondary dust collector is optimized so as to prolong the service life; moreover, the horizontal floor area and operating cost of the dry quenching equipment can be reduced.
Description
Technical field
The utility model belongs to coking technology field, is specifically related to a kind of dry coke quenching equipment.
Background technology
Dry Quenching Technology (Coke Dry Quenching is called for short CDQ) is the smelting power-saving technology being newly born in the world at present.So-called dry coke quenching, relative wet quenching, refers to and adopts rare gas element by a kind of coke quenching method of red burnt cooling down.Its relative wet quenching has following advantage: 1) dry coke quenching is in closed system, to complete quenching process, can basically eliminate phenol, HCN, H
2s, NH
3discharge, and can reduce the discharge of burnt dirt and quenching water; 2) there is technical superiority aspect UTILIZATION OF VESIDUAL HEAT IN, raising coke quality in dry coke quenching.So Dry Quenching Technology has obtained everybody generally accreditation at present.
In general, dry coke quenching equipment comprises dry stove, disposable dust remover, waste heat boiler, secondary filter, major cycle blower fan and the secondary economizer of putting out.The air outlet of dry circular channel of putting out stove is connected with the inlet mouth of disposable dust remover, the air outlet of disposable dust remover is connected with waste heat boiler inlet mouth, the air outlet of waste heat boiler is connected with the inlet mouth of secondary filter, the air outlet of secondary filter is connected with the inlet mouth of secondary economizer through major cycle blower fan, and the air outlet of secondary economizer is connected with the dry blast inlet that puts out stove bottom.Dry coke quenching be with recycle gas be thermal barrier, major cycle blower fan is for input red burnt cooling room (being positioned at the dry stove that puts out) by cold recycle gas by blast inlet, for cooling down high-temperature coke to 250 DEG C below after by its discharge; Disposable dust remover is used for removing the coke powder that absorbs the recycle gas after coke heat, and the recycle gas of removing coke powder is imported to waste heat boiler to reclaim its heat; Waste heat boiler carries out second stage employ (for example generating) by the heat generation steam being recovered to and exports the recycle gas of low temperature; Secondary filter is used for the recycle gas final dusting to low temperature, then sends major cycle blower fan to; Major cycle blower fan imports the recycle gas of low temperature into red burnt cooling room again, so red Jiao of circulating cooling.
In prior art, disposable dust remover adopts gravity settling slot type fly-ash separator conventionally, as shown in Figure 1, insert in ash bucket 11 lower end of barricade 10, recycle gas is from the inlet mouth 12(left side of barricade 10) enter, make coke powder clash into barricade 10 through barricade 10, fall in ash bucket 11, recycle gas flow through from barricade 10 bottoms ash bucket 11 the 13(right side, air outlet from barricade 10) flow out.
But, adopt existing gravity settling slot type fly-ash separator to tend in actual applications occur following problem:
One, the bulky floor space that causes is large, and, need to meet its inlet mouth 12 and air outlet 13 in same level direction, this limits arranging highly of waste heat boiler, thereby not only cause the horizontal floor space of dry coke quenching equipment large, and need to set up recycle pump and cause operation cost high waste heat boiler;
Its two, the resistance to material use quantity of masonry causes greatly long construction period, and the washing away easily of recycle gas that barricade is subject to high temperature for a long time collapse, and makes its structural stability poor, thereby causes that maintenance rate is high, maintenance workload is large;
Its three, one-time dedusting efficiency is low, is only generally 50%～60%, thus it is higher to enter the coke powder concentration of recycle gas of waste heat boiler, is generally 8～12g/m
3, and the coke powder proportion of diameter>=0.25mm is greater than 95%, this can cause the damage of waste heat boiler more serious, thereby cause, life-span of waste heat boiler is low and operation stability is poor.
Utility model content
The utility model is intended to solve the technical problem existing in prior art, a kind of dry coke quenching equipment is provided, it not only can reduce the maintenance rate of disposable dust remover, and can improve the efficiency of one-time dedusting, thereby not only can improve work-ing life and the stability of waste heat boiler, and secondary filter is optimized to extend its work-ing life; Can reduce in addition horizontal floor space and the operation cost of dry coke quenching equipment.
The utility model provides a kind of dry coke quenching equipment, comprise the dry stove that puts out, disposable dust remover and waste heat boiler, the air outlet of described dry circular channel of putting out stove is connected with the inlet mouth of described disposable dust remover, the air outlet of described disposable dust remover is connected with the inlet mouth of described waste heat boiler, described disposable dust remover is tornado dust collector, and the quantity of the air outlet of described circular channel is at least two, at least two air outlets of described circular channel arrange along the circumferential interval of described circular channel and evenly, or, at least two air outlets of described circular channel are symmetrical arranged with the revenue centre of described circular channel.
Wherein, the quantity of described tornado dust collector is corresponding one by one with the quantity of the air outlet of described circular channel, and the inlet mouth of described tornado dust collector and the air outlet of described circular channel are connected correspondingly.
Wherein, the quantity of the air outlet of described circular channel is two, on the horizontal section of described dry coke quenching equipment, using the described dry center wire that puts out stove and described waste heat boiler as sea line, the air outlet of two described circular channels is separately positioned on described circular channel, and with described horizontal horizontal sextant angle be 90 degree and 270 degree positions.
Wherein, also comprise waste heat boiler feed water preheater and recirculation blower, wherein, the air outlet of described recirculation blower is connected with the inlet mouth of described waste heat boiler feed water preheater; The air outlet of described waste heat boiler feed water preheater is connected with the described dry inlet mouth that puts out stove.
Wherein, also comprise secondary filter, the inlet mouth of described secondary filter is connected with the air outlet of described waste heat boiler, and the air outlet of described secondary filter is connected with the inlet mouth of described recirculation blower.
Wherein, also comprise secondary filter, and, described waste heat boiler feed water preheater comprises one section of feed water preheater and two sections of feed water preheaters, wherein, the inlet mouth of described one section of feed water preheater is connected with the air outlet of described waste heat boiler, and the air outlet of described one section of feed water preheater is connected with the inlet mouth of described secondary filter; The air outlet of described secondary filter is connected with the inlet mouth of described recirculation blower; The air outlet of described recirculation blower is connected with the inlet mouth of described two sections of feed water preheaters; The air outlet of described two sections of feed water preheaters is connected with the described dry inlet mouth that puts out stove.
Wherein, described waste heat boiler feed water preheater and/or described secondary filter are arranged on the below of described waste heat boiler.
Wherein, the size of the ventilation sectional area of described circular channel is according to the quantity setting of the air outlet of described circular channel.
Wherein, the quantity of the adjustable plate of described circular channel is according to the quantity setting of the air outlet of described circular channel.
Wherein, the wall of described tornado dust collector is cooling stave.
The dry coke quenching equipment that the utility model provides, it adopts tornado dust collector as disposable dust remover, and the technology maturation of tornado dust collector is reliable, and its structural stability is good, thereby can reduce the maintenance rate of disposable dust remover; And the efficiency of the one-time dedusting of tornado dust collector reaches more than 85%, thus the coke powder concentration that can reduce recycle gas and enter waste heat boiler, and the coke powder concentration that this and available technology adopting gravity settling slot type fly-ash separator make to enter waste heat boiler is 8～12g/m
3compare, can make the coke powder concentration that enters waste heat boiler be reduced to 3～g/m
3thereby not only can reduce the damage of coke powder to waste heat boiler, thereby can improve work-ing life and the stability of waste heat boiler, can also reduce the coke powder content in the recycle gas that enters secondary filter, thereby can be optimized to reduce to secondary filter the resistance to recycle gas of secondary filter, thereby the wearing and tearing that can reduce secondary filter are to extend its work-ing life; In addition, because the relatively existing gravity settling slot type of the volume fly-ash separator of tornado dust collector is less, and its position arranges more flexible, this can make, and dry coke quenching equipment in the vertical direction is compact to be arranged, thereby not only can reduce the horizontal floor space of dry coke quenching equipment, and can not limit the position of the waste heat boiler being attached thereto, this need to set up compared with recycle pump to waste heat boiler with prior art, can cut operating costs.
Brief description of the drawings
Fig. 1 is the structural representation of disposable dust remover in prior art;
A kind of structural representation of the dry coke quenching equipment that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the structural representation of tornado dust collector in Fig. 2;
Fig. 4 is the structured flowchart of the dry coke quenching equipment shown in Fig. 2; And
The another kind of structural representation of the dry coke quenching equipment that Fig. 5 provides for the utility model embodiment.
Embodiment
For making those skilled in the art understand better the technical solution of the utility model, dry coke quenching equipment the utility model being provided below in conjunction with accompanying drawing is described in detail.
A kind of structural representation of the dry coke quenching equipment that Fig. 2 provides for the utility model embodiment.Fig. 3 is the structural representation of tornado dust collector in Fig. 2.Fig. 4 is the structured flowchart of the dry coke quenching equipment shown in Fig. 2.See also Fig. 2, Fig. 3 and Fig. 4, the dry coke quenching equipment that the utility model provides comprises dry stove 20, disposable dust remover, waste heat boiler 22, secondary filter 23, waste heat boiler feed water preheater and the recirculation blower 25 of putting out.Wherein, the dry air outlet of circular channel 201 and the inlet mouth of disposable dust remover that puts out stove 20 is connected, the air outlet of disposable dust remover is connected with the inlet mouth of waste heat boiler 22, disposable dust remover is tornado dust collector 21, the temperature of the recycle gas of exporting due to certainly dry circular channel 201 of putting out stove 20 is higher, generally 1000 DEG C of left and right, thereby tornado dust collector 21 are selected high-temperature cyclone dust extractor; And, the quantity of the air outlet 2011 of circular channel 201 is at least two, at least two air outlets 2011 of circular channel 201 arrange along the circumferential interval of circular channel 201 and evenly, or at least two air outlets 2011 of circular channel 201 are symmetrical arranged with the revenue centre of circular channel 201.
Tornado dust collector 21 are the centrifugal force that utilizes the recycle gas that contains coke powder of rotation to produce, the gas-solid separating device that coke powder is separated from recycle gas.Describe the principle of work of tornado dust collector 21 in detail below in conjunction with Fig. 3.Particularly, tornado dust collector 21 are inverted pyramidal structures, when inlet mouth 211 on the high temperature circulation gas with coke powder of exporting from the air outlet 2011 of circular channel 201 is tangential along tornado dust collector 21 enters tornado dust collector 21, the flow direction of recycle gas becomes from translational motion the circumferential motion carrying out along the inwall of tornado dust collector 21, and move to cone bottom along the internal perisporium spirrillum of tornado dust collector 21, thereby form the outer rotational gas flow declining from top to bottom; In the process of above-mentioned rotation, recycle gas with coke powder produces centrifugal force, the coke powder that makes relative density be greater than recycle gas density gets rid of to the inwall of tornado dust collector 21, this makes this coke powder lose footpath mass force upwards, and its downward momentum with under action of gravity along the inwall landing of tornado dust collector 21 to being positioned at the ash releasing tube being connected with the coke discharging mouth 212 of tornado dust collector 21; The circulating current that rotation declines arrives behind cone bottom, then along the axis part of tornado dust collector 21 housings upwards, forms the interior rotational gas flow rising, and discharged by tornado dust collector air outlet 213.
Refer to as following table one and table two: table one is the process parameter table of the dry coke quenching equipment of the existing gravity settling slot type fly-ash separator of employing.The process parameter table of the dry coke quenching equipment that table two provides for the utility model embodiment.
Table one
Table two
Can find out, adopt existing gravity settling slot type fly-ash separator as disposable dust remover, the dust concentration that makes to enter in the recycle gas of waste heat boiler 22 is 10～12g/m
3; And adopting tornado dust collector 21 as disposable dust remover, the dust concentration that makes to enter in the recycle gas of waste heat boiler 22 is 3～5g/m
3.In addition, the resistance of general tornado dust collector 21 is at 800～1000Pa, in the present embodiment, the conservative estimation of the resistance of tornado dust collector 21 is 1150Pa, and the resistance of gravity settling slot type fly-ash separator is about 400Pa, therefore, adopt tornado dust collector 21 relative gravity sedimentation slot type fly-ash separators to increase the resistance of dry coke quenching equipment, but increase resistance be dry put out stove 20 resistances 1/8th and 1/10th between, meet processing requirement.
Therefore, adopt tornado dust collector 21 to have the following advantages as disposable dust remover:
One, because the technology maturation of high-temperature cyclone dust extractor 21 is reliable, its structural stability is good, for example, the cycle that general tornado dust collector 21 carry out light maintenance is 3 years, and the cycle carrying out large repairs is more than 5 years, thereby can reduce the maintenance rate of disposable dust remover, thereby can reduce maintenance workload.
They are two years old, because the efficiency of the one-time dedusting of tornado dust collector 21 reaches more than 85%, thereby the coke powder concentration that can reduce recycle gas and enter waste heat boiler 22, the coke powder concentration that this and available technology adopting gravity settling slot type fly-ash separator make to enter waste heat boiler 22 is 8～12g/m
3compare, can make the coke powder concentration that enters waste heat boiler 22 be reduced to 3～5g/m
3, thereby not only can reduce the damage of coke powder to waste heat boiler 22, thus work-ing life and the stability of waste heat boiler 22 can be improved;
They are three years old, based on above-mentioned " its two " identical reason, can reduce the coke powder content in the recycle gas that enters secondary filter 23, for example, the coke powder content that makes to enter in the recycle gas of secondary filter 23 reduces more than 60%, therefore, in this case, can to secondary filter 23 be optimized to reduce secondary filter 23 to the resistance of recycle gas (, can adopt the secondary filter 23 less to the resistance of recycle gas), thereby not only can reduce the wearing and tearing of secondary filter 23 to extend its work-ing life, and can compensate the crushing that adopts tornado dust collector 21 to bring dry coke quenching equipment,
They are four years old, because the relatively existing gravity settling slot type of the volume fly-ash separator of tornado dust collector 21 is less, and its position arranges more flexible, this compared with prior art, the inlet mouth of waste heat boiler 22 does not need and the dry air outlet sustained height that puts out stove 20, thereby can not limit the position of waste heat boiler 22, this can make dry coke quenching equipment in the vertical direction rationally arrange, thereby can reduce the horizontal floor space of dry coke quenching equipment, as shown in Figure 2, the setting position of waste heat boiler 22 is: can make waste heat boiler feed water preheater and recirculation blower 25 arrange thereunder (, be arranged on vertical paper position inwards),
Its five, based on above-mentioned " its four " identical reason, waste heat boiler 22 can be set highly meet the height of its natural circulation, this just does not need to set up recycle pump to waste heat boiler 22, thereby can reduce operation, investment and maintenance cost.
Preferably, the wall of tornado dust collector 21 is cooling stave, particularly, in the wall of tornado dust collector 21, be provided with cooling duct, cooling fluid (comprising water coolant) flows in this cooling duct certainly, in mobile process, carry out heat exchange with the recycle gas of high temperature, thereby can realize and recycle gas carried out to the process refrigeration cycle gas to a certain extent of dedusting, thereby can improve the cooling efficiency to recycle gas.
And, because the quantity of the air outlet 2011 of circular channel 201 is at least two, and these at least two air outlets 2011 arrange along the circumferential interval of circular channel 201 and evenly, or, at least two air outlets 2011 are symmetrical arranged with the revenue centre of circular channel 201, this not only can increase the exhaust sectional area (, the exhaust sectional area sum of at least two air outlets 2011) of recycle gas, thereby rapidly the recycle gas in circular channel 201 is discharged; And can make recycle gas discharge equably.In this case, can realize the dry coke quenching equipment that the present embodiment is provided optimizes as follows: the size of the ventilation sectional area of (one) circular channel 201 is according to the quantity setting of the air outlet 2011 of circular channel 201, that is to say, along with the air outlet 2011 quantity increases of circular channel 201 reduce the ventilation sectional area of circular channel 201, for example, reduce exhaust height and/or the width of circular channel 201, thereby not only can improve the structure of circular channel 201 and strengthen the intensity of circular channel 201, thereby can avoid to a certain extent collapsing of circular channel 201, and reduce to be positioned at oblique flue district for supporting the bracket pressure of circular channel 201, and then the damage that can slow down bracket is to extend the work-ing life of bracket, (2) quantity of the adjustable plate of circular channel 201 is according to the quantity setting of the air outlet 2011 of circular channel 201, and this adjustable plate is for regulating the airshed that enters the recycle gas in circular channel 201, that is to say, along with the air outlet 2011 quantity increases of circular channel 201 reduce the quantity of adjustable plate, thereby can reduce recycle gas and put out from dry the resistance that stove 20 is discharged, the air-flow putting out so that dry in stove 20 is more evenly distributed, thereby can compensate the crushing that adopts tornado dust collector 21 to bring dry coke quenching equipment.
In the present embodiment, particularly, the quantity of the air outlet 2011 of circular channel 201 is two, this makes recycle gas in circular channel 201 be divided into four sections (1,2,3,4) to discharge equably, the movement path of recycle gas as shown in Figure 2, in this case, the exhaust of circular channel 201 height can be optimized reduction more than 40%; The dry concrete structure that puts out stove of the dry coke quenching equipment providing based on the present embodiment, on the horizontal section of dry coke quenching equipment, using dry put out stove 20 with waste heat boiler 22 center wire as sea line, the air outlet 2011 of two circular channels 201 is separately positioned on circular channel 201, and with horizontal horizontal sextant angle be 90 degree and 270 degree positions, this makes the integral layout of dry coke quenching equipment compacter, thereby can reduce horizontal floor space.
In addition, in the present embodiment, calculate according to the correlation parameter of the parameters such as the dry airshed of putting out the recycle gas in stove 20 and tornado dust collector 21, the quantity that needs tornado dust collector 21 is two, in this case, the quantity of tornado dust collector 21 is corresponding one by one with the quantity of the air outlet of circular channel 201, and the inlet mouth of tornado dust collector 21 is connected correspondingly with the air outlet 2011 of circular channel 201.But the utility model is not limited to this, in actual applications, the air outlet 2011 of circular channel 201 and the quantity of tornado dust collector 21 specifically arrange according to actual process situation; And it is one corresponding that the quantity of tornado dust collector 21 and the quantity of the air outlet 2011 of circular channel 201 can differ, for example, one or more corresponding tornado dust collector 21 in air outlet 2011.
Easily understand, due to an air outlet 2011 only on circular channel in prior art 201, the dry recycle gas putting out in stove 20 is all discharged from this air outlet 2011, and therefore, the high-temperature expansion joint arranging at these 2011 places, air outlet easily damages, and the life-span is shorter.And in the present embodiment, the dry recycle gas putting out in stove 20 is discharged the multiple air outlets 2011 on circular channel 201 respectively, therefore, air outlet 2011 in each circular channel 201 is little with the high-temperature expansion joint thermal distortion of the junction of tornado dust collector 21, thus the work-ing life that can improve high-temperature expansion joint.
In the present embodiment, waste heat boiler 22 carries out second stage employ for the heat of the recycle gas of exporting from tornado dust collector 21 is reclaimed and produce steam; Waste heat boiler feed water preheater is for further carrying out cooling to recycle gas; Secondary filter 23 is for the recycle gas final dusting to cooling; Recirculation blower 25 is for importing cooled recycle gas into dry putting out in stove 20 to carry out cooling red Jiao.Particularly, waste heat boiler feed water preheater comprises one section of feed water preheater 241 and two sections of feed water preheaters 242, wherein, the inlet mouth of one section of feed water preheater 241 is connected with the air outlet of waste heat boiler 22, and the air outlet of one section of feed water preheater 241 is connected with the inlet mouth of secondary filter 23; The air outlet of secondary filter 23 is connected with the inlet mouth of recirculation blower 25; The air outlet of recirculation blower 25 is connected with the inlet mouth of two sections of feed water preheaters 242; The air outlet of two sections of feed water preheaters 242 is connected with the dry inlet mouth that puts out stove 20.One section of feed water preheater 241 is further cooling by the recycle gas of exporting from waste heat boiler 22, can reduce the temperature that recycle gas enters secondary filter 23 and recirculation blower 25 successively, thereby can reduce secondary filter 23 to the resistance of recycle gas and the volume that reduces the recycle gas that enters recirculation blower 25, thereby can compensate the crushing that adopts tornado dust collector 21 to bring dry coke quenching equipment, and then can avoid the resistance because adopting tornado dust collector 21 to bring to increase recirculation blower 25 the increase of output powers that cause.The recycle gas that two sections of feed water preheaters 242 are exported self-circulation blower fan 25 is further cooling to improve cooling efficiency.
It should be noted that, in the present embodiment, between stove 20, be provided with waste heat boiler feed water preheater at waste heat boiler 22 and secondary filter 23, recirculation blower 25 and dry putting out.But the utility model is not limited to this, in actual applications, also can only at recirculation blower 25 and dry putting out between stove 20, waste heat boiler feed water preheater be set, particularly, the air outlet of recirculation blower 25 is connected with the inlet mouth of waste heat boiler feed water preheater; The air outlet of waste heat boiler feed water preheater is connected with the dry inlet mouth that puts out stove 20.
Also it should be noted that, as shown in Figure 2, waste heat boiler feed water preheater and recirculation blower 25 are arranged on the below of waste heat boiler 22, to reduce the horizontal floor space of dry coke quenching equipment, in actual applications, also can change and do the below that secondary filter 23 is arranged on to waste heat boiler 22, for further reducing the horizontal floor space of dry coke quenching equipment, also default feedwater preheater and secondary filter 23 all can be arranged on to the below of waste heat boiler 22.The another kind of structural representation of the dry coke quenching equipment that Fig. 5 provides for the utility model embodiment, see also Fig. 2 and Fig. 5, difference before the two is: in the dry coke quenching equipment shown in Fig. 5, secondary filter 23 arranges near the dry stove 20 that puts out, this can further reduce the horizontal floor space of dry coke quenching equipment compared with dry coke quenching equipment described in Fig. 2.
Be understandable that, above embodiment is only used to principle of the present utility model is described and the illustrative embodiments that adopts, but the utility model is not limited to this.For those skilled in the art, in the situation that not departing from principle of the present utility model and essence, can make various modification and improvement, these modification and improvement are also considered as protection domain of the present utility model.
Claims (10)
1. a dry coke quenching equipment, comprise dry stove, disposable dust remover and the waste heat boiler of putting out, the air outlet of described dry circular channel of putting out stove is connected with the inlet mouth of described disposable dust remover, the air outlet of described disposable dust remover is connected with the inlet mouth of described waste heat boiler, it is characterized in that, described disposable dust remover is tornado dust collector, and
The quantity of the air outlet of described circular channel is at least two, at least two air outlets of described circular channel arrange along the circumferential interval of described circular channel and evenly, or at least two air outlets of described circular channel are symmetrical arranged with the revenue centre of described circular channel.
2. dry coke quenching equipment according to claim 1, it is characterized in that, the quantity of described tornado dust collector is corresponding one by one with the quantity of the air outlet of described circular channel, and the inlet mouth of described tornado dust collector and the air outlet of described circular channel are connected correspondingly.
3. dry coke quenching equipment according to claim 1, it is characterized in that, the quantity of the air outlet of described circular channel is two, on the horizontal section of described dry coke quenching equipment, using the described dry center wire that puts out stove and described waste heat boiler as sea line, the air outlet of two described circular channels is separately positioned on described circular channel, and with described horizontal horizontal sextant angle be 90 degree and 270 degree positions.
4. dry coke quenching equipment according to claim 1, is characterized in that, also comprises waste heat boiler feed water preheater and recirculation blower, and wherein, the air outlet of described recirculation blower is connected with the inlet mouth of described waste heat boiler feed water preheater; The air outlet of described waste heat boiler feed water preheater is connected with the described dry inlet mouth that puts out stove.
5. dry coke quenching equipment according to claim 4, is characterized in that, also comprises secondary filter, and the inlet mouth of described secondary filter is connected with the air outlet of described waste heat boiler, and the air outlet of described secondary filter is connected with the inlet mouth of described recirculation blower.
6. dry coke quenching equipment according to claim 4, is characterized in that, also comprises secondary filter, and described waste heat boiler feed water preheater comprises one section of feed water preheater and two sections of feed water preheaters, wherein
The inlet mouth of described one section of feed water preheater is connected with the air outlet of described waste heat boiler, and the air outlet of described one section of feed water preheater is connected with the inlet mouth of described secondary filter;
The air outlet of described secondary filter is connected with the inlet mouth of described recirculation blower;
The air outlet of described recirculation blower is connected with the inlet mouth of described two sections of feed water preheaters;
The air outlet of described two sections of feed water preheaters is connected with the described dry inlet mouth that puts out stove.
7. according to the dry coke quenching equipment described in claim 5 or 6, it is characterized in that, described waste heat boiler feed water preheater and/or described secondary filter are arranged on the below of described waste heat boiler.
8. dry coke quenching equipment according to claim 1, is characterized in that, the size of the ventilation sectional area of described circular channel is according to the quantity setting of the air outlet of described circular channel.
9. dry coke quenching equipment according to claim 1, is characterized in that, the quantity of the adjustable plate of described circular channel is according to the quantity setting of the air outlet of described circular channel.
10. dry coke quenching equipment according to claim 1, is characterized in that, the wall of described tornado dust collector is cooling stave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420104465.7U CN203741268U (en) | 2014-03-07 | 2014-03-07 | Dry quenching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420104465.7U CN203741268U (en) | 2014-03-07 | 2014-03-07 | Dry quenching equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203741268U true CN203741268U (en) | 2014-07-30 |
Family
ID=51341094
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420104465.7U Ceased CN203741268U (en) | 2014-03-07 | 2014-03-07 | Dry quenching equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105087023A (en) * | 2015-08-17 | 2015-11-25 | 武汉钢铁(集团)公司 | Dry quenching furnace |
| CN106867549A (en) * | 2017-02-24 | 2017-06-20 | 中冶焦耐(大连)工程技术有限公司 | A kind of coke dry quenching boiler do not stop production realize maintenance method |
| CN114456823A (en) * | 2022-02-10 | 2022-05-10 | 华泰永创(北京)科技股份有限公司 | Gas circulation system and dry quenching equipment |
-
2014
- 2014-03-07 CN CN201420104465.7U patent/CN203741268U/en not_active Ceased
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105087023A (en) * | 2015-08-17 | 2015-11-25 | 武汉钢铁(集团)公司 | Dry quenching furnace |
| CN106867549A (en) * | 2017-02-24 | 2017-06-20 | 中冶焦耐(大连)工程技术有限公司 | A kind of coke dry quenching boiler do not stop production realize maintenance method |
| CN106867549B (en) * | 2017-02-24 | 2022-10-18 | 中冶焦耐(大连)工程技术有限公司 | Method for realizing maintenance of dry quenching boiler without stopping production |
| CN114456823A (en) * | 2022-02-10 | 2022-05-10 | 华泰永创(北京)科技股份有限公司 | Gas circulation system and dry quenching equipment |
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