CN105238422B - A kind of closed quenching and the method and apparatus for reclaiming heat energy - Google Patents
A kind of closed quenching and the method and apparatus for reclaiming heat energy Download PDFInfo
- Publication number
- CN105238422B CN105238422B CN201510679641.9A CN201510679641A CN105238422B CN 105238422 B CN105238422 B CN 105238422B CN 201510679641 A CN201510679641 A CN 201510679641A CN 105238422 B CN105238422 B CN 105238422B
- Authority
- CN
- China
- Prior art keywords
- tank
- burnt
- closed
- outer rim
- burnt tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Coke Industry (AREA)
Abstract
The present invention relates to a kind of closed quenching and the method and apparatus of recovery heat energy.Burnt process is unloaded including the coke after the closed process of burnt tank equipped with red coke, water spray vaporization temperature-fall period and cooling；Device is made up of burnt tank, top closed cover, closure mechanism, tin turning mechanism, water injection system, steam guiding system；Top closed cover oscilaltion and can be connected with steam guiding system.The present invention by closed container directly water spray vaporization make red coke fast cooling and reclaim can make thermal source or externally do work steam while avoid to air discharge pollutants the problem of；Closed realization is carried out with carrying out quenching in the state of atmospheric isolation using outer fringe seal ring focusing tank and the top closed cover that can be lifted, the opening of burnt tank spins upside down to realize and fills burnt tank while used as coke quenching tank and can be rapidly completed action.With heat can be reclaimed, the characteristics of pollution is not produced, and the quenching for coking industry provides the quenching of high efficiency, low cost and reclaims the method and apparatus of heat energy.
Description
Technical field
The present invention relates to the cooling of red coke in a kind of coking industry and the method and apparatus of energy regenerating, particularly close
Close in container makes coke cool to the vaporization of directly spraying water of red coke, produces Steam Recovery and utilizes and prevent pollutant to air discharge
Method and apparatus, belong to the energy and energy recovery and utilize and field of Environment Protection.
Background technology
Coke is the important source material of steel and iron industry, and the high-temperature coke (red coke) released from coke oven needs to drop in a short time
Temperature, i.e. quenching.Contain substantial amounts of heat energy in red coke, if it is possible to which recycling can then accomplish energy-saving and emission-reduction simultaneously.So far
Mainly based on the wet quenching of the watering cooling in open system, the method equipment is simple, and quenching speed is fast, but have lost red Jiao
A large amount of heat energy of charcoal institute band, can also cause environmental pollution.In addition, the Dry Quenching Technology to be generated electricity with the red coke of nitrogen cooling
It has been applied to more in industrial practice, in the recovery energy with having played good effect in terms of reducing pollutant emission.But
The equipment investment of nitrogen cooling dry coke quenching method and operating cost are higher, and the operation to enterprise brings heavier cost and born
Load, governs the widely available of Dry Quenching Technology.Therefore, exploring one kind quickly can make high-temperature coke cool, and the energy can also obtain
To recycling, while equipment investment is low and is not discharged pollutants to air, especially operating cost low coke quenching method and dress
Put and just seem extremely important.The present invention by the way that directly water spray vaporization makes red coke cooling in closed container, simultaneously prevent by recovered steam
The cleaning agency of burnt tank sealing structure and sealing surface in the technology path that only pollutant discharges to air is realized more effective fast
The sealing of speed, there is provided a kind of method and apparatus of low-cost and pollution-less recovery heat energy, to solve the Technological Economy problem of this area
Technological means is provided.
The content of the invention
It is an object of the invention to provide a kind of closed quenching and the method and apparatus of recovery heat energy, by closed appearance
Directly water spray vaporization makes red coke cooling and recovered steam in device, close using outer fringe seal ring focusing tank and the top that can be lifted
It is closed to close lid progress, and is cleaned in closed preceding focusing tank opening protrusion outer rim upper surface, realizes in the shape with atmospheric isolation
Quenching is carried out under state, compared with traditional coke wet quenching method, this method does not produce the characteristics of pollution with that can reclaim heat energy；
Compared with traditional dry quenching method, there is small investment, the characteristics of operating cost is low, and the quenching time is short.
The present invention adopts the following technical scheme that realization：
A kind of closed quenching and the device for reclaiming heat energy, it is characterized in that red coke is in the closed container with atmospheric isolation
In, the coke quenching device of spray cooling is at least by the dense block of burnt tank, the top closed cover that can be lifted, burnt tank and top closed cover
Tight mechanism, waterjet inlet and steam export mouth composition；Burnt tank upper opening, had both made the inlet port of coke or had made coke outlet to make
With；Burnt tank opening portion and top closed cover lower openings portion is respectively provided with protrusion outer rim, and the closed cover gab in top is protruded under outer rim
Portion is provided with sealed circular ring, and the sealed circular ring is in contact with burnt tank opening protrusion outer rim when closed；Burnt tank opening protrudes outer rim
Contact surface with the contact surface of sealed circular ring, and sealed circular ring bottom and burnt tank opening protrusion outer rim be parallel to each other it is flat
Face；Jiao's tank opening protrusion outer rim cover gab protrusion outer rim closed with top is embedded in burnt tank seal-locking mechanism when closed.
The burnt tank seal-locking mechanism protrudes outer rim for embedded burnt tank opening and protrudes outer rim with the closed cover gab in top
Sealing locking pressurized tank, the groove are made up of two parts semicircle；When needing closed two parts semicircle close up in opposite directions from both sides, it is necessary to
Two parts semicircle is withdrawn to both sides when opening burnt tank；By compressed air or hydraulic pressure or machine power from two semicircles when closed
Outside applies pressure in opposite directions；There is the inclined-plane reduced from outside to inside on the inside of sealing locking pressurized tank, burnt tank opening is protruded under outer rim
One or both of the closed cover gab protrusion outer rim top in portion and top has out to the end inclined-plane that progressively thickness is thinned, close
The inclined-plane is in contact with the outer inclined-plane of sealing locking pressurized tank when closing.
The burnt tank seal-locking mechanism protrudes outer rim for embedded burnt tank opening and protrudes outer rim with the closed cover gab in top
Metallic channel, the top or bottom of the groove have compressed air or hydraulic pressure or machine power focusing tank opening protrusion outer rim and top closed
Pressurizeed between cover gab protrusion outer rim.
Before the burnt tank contacts with top closed cover, sealing surface cleaning agency focusing tank opening protrusion outer rim upper table is used
Face is cleaned；It is described clean for soft-surface nuzzle up or soft-surface nuzzle up after compressed gas purge.
The clearing apparatus at least protruded by skimming over burnt tank opening the mobile bar of outer rim upper surface, mobile bar supporting mechanism and
Power provides mechanism composition；The bottom of mobile bar is provided with soft-surface, during cleaning the soft-surface with burnt tank opening protrusion outer rim
Surface contacts；Mobile bar is translationally or rotation mode skims over burnt tank opening protrusion outer rim upper surface.
Water source used in the water spray vaporization temperature-fall period is directly using remained ammonia or residue caused by raw coke oven gas condensation
The condensed water of ammoniacal liquor and steam caused by the mixing water at other water sources or water spray vaporization；After the heated heating of water spray water
Using or it is not heated directly use.
The water spray vaporization temperature-fall period sprays into steam condensate (SC) from top closed cover water jet, from burnt pot bottom water jet
Spray into remained ammonia or the mixing water or steam condensate (SC) of remained ammonia and steam condensate (SC).
It is described as follows：
Load red coke burnt tank be moved to positioning for quenching put (quenching tower) fall rapidly afterwards top closed cover, close
The seal-locking mechanism of burnt tank and top closed cover makes coke and atmospheric isolation (as shown in Figure 1) in burnt tank.And then controlling
Sprayed water in the state of water-jet velocity processed to red coke, the water of penetrating vaporizes generation steam immediately.Because burnt tank is in air-tight state,
Make so burnt pressure inside the tank rise makes steam be used as thermal source or power source by steam guiding system feeding steam storage tank for user
With.Heat absorption makes red coke fast cooling in large quantities for water spray vaporization, and quenching is completed after reaching less than 200 DEG C.After the completion of quenching, close
The valve of steam guiding system, release the gas in burnt tank make its be depressurized to air identical pressure, realize pressure release in tank.So
Afterwards, the locking of the seal-locking mechanism of solution decoking tank and top closed cover acts on, and lifts top closed cover, and mobile burnt tank is to unloading Jiao
Platform.It is downward that burnt tank is turned into by dress Jiao Kou by tin turning mechanism, the coke after cooling poured out, it is burnt that burnt tank is returned into dress afterwards
The upward position of mouth, it is ready for dress Jiao quenching cycle operation of next batch.By such circulate operation, with big air bound
Directly water spray vaporization, can produce the steam with certain pressure in exhausted closed container while realizing quick quenching, can
To be used as thermal source or power source.Value that steam pressure brings and device configuration are considered in practical operation
Difficulty, its too low value of steam pressure is not high, and the configuration difficulty of the too high then closed coke quenching auxiliary of steam pressure is too big, typically
Control is in 0.2-0.6MPa.The seal directly to seal was employed two semicircles by the present inventor in former invention
Although the scheme being arranged in the closed cover gab protrusion outer rim upper surface in top and closed outer toroid, the program reduce red coke
Seal is influenceed and avoids coke button to influence sealing by the baking of red coke high-temperature, but the nothing of the seal of two semicircles
It is that difficulty is very big that seam, which is docked in Practical Project, it is likely that can influence sealing effectiveness.And present invention sealing uses top closed
The bottom of lid protrusion outer rim is provided with the overall annulus of sealed circular ring, the sealed circular ring and burnt tank opening protrusion outer rim when closed
The sealing means being in contact, Jiao's tank opening protrusion outer rim cover gab protrusion outer rim closed with top is embedded in burnt tank dense block when closed
Carried out in tight mechanism closed, it becomes possible to easily solve the problems, such as strict sealing, realize with entering in the state of atmospheric isolation
Row quenching.Because sealed circular ring local environment is high temperature, so needing to use resistant to elevated temperatures material, such as graphite, mica, but not
Be limited to these, if can high temperature resistant and can have good sealing effectiveness.
Burnt tank seal-locking mechanism protrudes the burnt tank of outer rim cover gab protrusion outer rim closed with top by being embedded in burnt tank opening
Sealing locking pressurized tank is realized, and the groove is made up of two parts semicircle；Two parts semicircle closes in opposite directions from both sides when needing closed
Hold together, it is necessary to which two parts semicircle is withdrawn to both sides when opening burnt tank.Quick locking and unblock can be so realized, is easy to live behaviour
Make and automatically control.There is the inclined-plane reduced from outside to inside on the inside of burnt tank sealing locking pressurized tank, burnt tank opening is protruded under outer rim
One or both of the closed cover gab protrusion outer rim top in portion and top has out to the end inclined-plane that progressively thickness is thinned, close
The inclined-plane is in contact with the outer inclined-plane of burnt tank sealing locking pressurized tank when closing；It is dynamic by compressed air or hydraulic pressure or machinery when closed
Power is opposite on the outside of two semicircles to apply pressure, as shown in Figure 2.So outer rim and top can be protruded to burnt tank opening by inclined-plane
The active force of the closed cover gab protrusion outer rim in portion produces locking and made a concerted effort, and the strength of materials that locking pressurized tank is mainly sealed by burnt tank is held
By reaction force, the active force of external pressure is reduced, alleviates compressed air or oil pressure or machinery pressure that both sides press in opposite directions
The intensity of power, is advantageous to alleviate it and frequently acts device configuration difficulty.Burnt tank sealing locking pressurized tank is made up of two parts, is needed
Two parts sealing locking pressurized tank is wanted during closed burnt tank to close up in opposite directions from both sides, it is necessary to two parts dense block during depressurization
Tight pressurized tank removes to both sides respectively.This structure can not only accomplish rapidly opened and closed and simple in construction be easy to implement automatic control
System.It is respectively arranged in the equipment arrangement of reality for ease of operation, two parts of burnt tank sealing locking pressurized tank in mobile garage
Enter the both sides in direction, that is, be opened and closed and withdraw from and close up from both sides.The inclined-plane reduced from outside to inside on the inside of burnt tank sealing locking pressurized tank
One or both of the closed cover gab protrusion outer rim top of gradient and burnt tank opening protrusion peripheral-edge lower and top have out to
The gradient on the end progressively thinned inclined-plane of thickness is identical, enables uniformly applied and bear pressure and make in whole contact surface
With.Inclined-plane is typically between 2-30 °, preferably between 5-15 °, as shown in β in Fig. 2.Draft angle is too big, reaches and is pressed needed for sealing
The pressure equipment pressure ratio of power requirement is higher, and draft angle is too small to may require that the traveling amplitude for locking pressurized tank is big, in Practical Project
Middle needs are according to the preferably specific angle of actual conditions.
Burnt tank seal-locking mechanism can also use embedded burnt tank opening protrusion outer rim cover gab protrusion outer rim closed with top
Burnt tank dense block compact imbeding groove, compressed air or hydraulic pressure or machine power focusing tank opening protrusion are arranged at the top or bottom of the groove
Pressurizeed between the closed cover gab protrusion outer rim of outer rim and top.The strength of materials that this structure passes through burnt tank dense block compact imbeding groove
With the locking for making a concerted effort to realize burnt tank and top cover for means of pressurizeing, pressurization is realized by several clearly application points, also allows for realizing
Automatically control.
Because the present invention seals the entirety circle for using the bottom of the closed cover gab protrusion outer rim in top to be provided with sealed circular ring
Ring, the sealing means that sealed circular ring is in contact with burnt tank opening protrusion outer rim upper surface when closed, so, on burnt tank rims
Surface necessarily has coke briquette and coke powder is unrestrained thereon, hinders sealed circular ring to be contacted with the tight of burnt tank rims upper surface,
Cause seal failure.Therefore, it is necessary to before burnt tank contacts with top closed cover, sealing surface cleaning agency focusing tank opening is used
Protrusion outer rim upper surface is cleaned, and coke and coke powder removing that burnt tank opening protrudes outer rim upper surface can will be fallen on, for Jiao
The sealing of tank creates conditions.Cleaning can be that soft-surface nuzzles up burnt tank opening protrusion outer rim upper surface, can also soft-surface nuzzle up
Further ensure that burnt tank opening is protruded outer rim upper surface and existed without coke powder with compressed gas purging afterwards, it can be ensured that the sealing of burnt tank
Effect.
Clean and the soft-surface that the mobile bar of outer rim upper surface drives the bottom of mobile bar to set is protruded by skimming over burnt tank opening
Realize, the soft-surface and burnt tank opening protrusion outer rim upper surface, clear away burnt tank opening protrusion outer rim upper surface and spill during cleaning
The coke and coke powder fallen；Mobile bar is translationally or rotation mode skims over burnt tank opening protrusion outer rim upper surface.Mobile bar by
Mobile bar supporting mechanism provides mechanism by power and provides power.
Water spray vaporization temperature-fall period is directly using remained ammonia caused by raw coke oven gas condensation or remained ammonia and other water sources
Mixing water, the ammonia still process cost of remained ammonia can be saved.In addition, before coke quenching tank is sprayed into, after carrying out heat temperature raising with water
Using the fast vaporizing that can promote in burnt tank, quenching operating efficiency is improved.
Steam condensate (SC) is sprayed into from top closed cover sparge pipe, remained ammonia or remaining ammonia are sprayed into from burnt pot bottom sparge pipe
The mixing water or steam condensate (SC) of water and steam condensate (SC).Remained ammonia or its mixing water are sprayed into from burnt pot bottom sparge pipe, can
During being risen in steam by coke layer, the tar in remained ammonia and other harmful substances are carbonized or adsorbed in Jiao
Carbon surface, the possibility that these pollutants enter steam storage tank with steam is greatly reduced.
The beneficial effects of the invention are as follows protrude outer rim and the top that can be lifted in burnt tank opening by using sealed circular ring
It is intermarginal outside closed cover gab protrusion to be sealed, and the burnt tank sealing locking pressurized tank by both sides folding and the sealing locking of burnt tank
The cooperation of embedded groove and the bar that presses reaches the fast and effectively closed of burnt tank, realizes with being put out in the state of atmospheric isolation
Jiao, and produce can as power source or the steam of thermal source, while avoid to air discharge pollutants the problem of；Using top
The bottom of closed cover protrusion outer rim is provided with the overall annulus of sealed circular ring, and the sealed circular ring protrudes with burnt tank opening when closed
The sealing means that outer rim is in contact, it is close to be embedded in burnt tank for Jiao's tank opening protrusion outer rim cover gab protrusion outer rim closed with top when closed
Progress is closed in blocking tight body, solves the problems, such as strict sealing well；Before burnt tank contacts with top closed cover, make
Cleaned with sealing surface cleaning agency focusing tank opening protrusion outer rim upper surface, burnt tank opening protrusion outer rim upper surface will be fallen on
Coke and coke powder remove, created conditions for the sealing of burnt tank；Reduced from outside to inside on the inside of burnt tank sealing locking pressurized tank oblique
The closed cover gab protrusion outer rim top of face gradient and burnt tank opening protrusion peripheral-edge lower and top out to end progressively thickness
Thinned inclined-plane is engaged, enable it is uniformly applied and bear pressure effect in whole contact surface, and by burnt tank dense block
The strength of materials of tight pressurized tank bears reaction force, reduces the active force of external pressure, alleviates the pressure that both sides press in opposite directions
The intensity of contracting air or oil pressure or mechanical pressure, significantly alleviate it and frequently act device configuration difficulty.Done using remained ammonia
Coke quenching water can omit the cost of ammonia still process.Remained ammonia or its mixing water are sprayed into from burnt pot bottom sparge pipe, significantly reduces dirt
Contaminate the possibility that thing enters steam storage tank with steam.Compared with traditional coke wet quenching method, this method have can reclaim heat,
The characteristics of not producing pollution, compared with traditional dry quenching method, there is small investment, operating cost is low, quenching time short spy
Point.The present invention provides the quenching of high efficiency, low cost for the quenching of coking industry and reclaims the method and apparatus of heat energy.
Brief description of the drawings
Fig. 1：Closed water spray vaporization cooling coke quenching device figure；
Fig. 2：Closed water spray vaporization cooling coke quenching tank outboard seal-locking mechanism figure；
Fig. 3：Closed water spray vaporization cooling coke quenching tank vertical type seal-locking mechanism figure；
Fig. 4：Burnt tank opening protrusion outer rim upper surface rectilinear movement cleaning agency schematic diagram；
Fig. 5：Burnt tank opening protrudes outer rim upper surface cleaning agency schematic diagram in rotary moving.
Wherein：Jiao's 1- tank, 2- tops closed cover, 3- tops closed cover water jet, Jiao's 4- pot bottom water jet, 5- steam are led
Outlet, 6- pressure relief openings, Jiao's 7- tank opening protrusion outer rim, the closed cover gab protrusion outer rim in 8- tops, 9- sealed circular rings, Jiao's 10- tank
Opening protrusion outer rim upper surface, Jiao's 11- tank opening protrusion peripheral-edge lower end face inclined-plane, the closed cover gab protrusion outer rim in 12- tops
Upper end inclined-plane, Jiao's 13- tank sealing locking pressurized tank, Jiao's 14- tank sealing locking pressurized tank outer inclined-plane, Jiao's 15- tank dense block
Tight pressurized tank mobile bar, Jiao's 16- tank dense block compact imbeding groove, Jiao's 17- tank dense block compact imbeding groove pressure galianconism, Jiao's 18- tank are close
Compact imbeding groove pressure fulcrum shaft is blocked, Jiao's 19- tank dense block compact imbeding groove pressure is long-armed, and Jiao's 20- tank dense block compact imbeding groove is applied
Pressure power mechanism, Jiao's 21- tank dense block compact imbeding groove mobile bar, Jiao's 22- tank opening protrusion outer rim upper surface rectilinear translation clean
Cross bar, Jiao's 23- tank opening protrusion outer rim upper surface rectilinear translation clean cross bar moving direction, and Jiao's 24- tank opening is protruded in outer rim
Surface rotation translation cleans cross bar, and the rotation translation of Jiao's 25- tank opening protrusion outer rim upper surface cleans cross bar moving direction, and 26- is burnt
Tank opening protrusion outer rim upper surface cleans the soft cleaning layer set on cross bar, and β-burnt tank is sealed on the inside of locking pressurized tank from extroversion
The slope angle of interior diminution.
Embodiment
Embodiment 1：
The present embodiment is the device using closed quenching as shown in Figure 2 and recovery heat energy.Red coke leads to after loading burnt tank 1
Cross under the top closed cover that locomotive (not indicated in figure) is moved in quenching tower (not indicated in figure), sealed by burnt tank
Locking is forced through after burnt tank opening clearing apparatus focusing tank rims upper surface cleaned, and is fallen top closed cover 2, is led to
Pressurized tank mobile bar 15 is locked in the sealing of overfocus tank, and burnt tank is sealed into locking pressurized tank 13 from both sides closes up, and burnt tank sealing locking adds
Indent outer inclined-plane 14 and burnt tank opening protrusion outer rim upper surface 10 and Jiao's 11- tank opening protrusion peripheral-edge lower end face contact of incline plane,
And locking pressure is applied by mobile bar 15, then the effect of locking pressurized tank outer inclined-plane 14 is sealed to sealed circular ring 9 by burnt tank
The pressure for applying above-below direction realizes the closed of burnt tank；After opening steam export mouth 5, pass through according to the flow for precalculating setting
Red coke (in figure do not indicate) water spray of the top closed cover water jet 3 into burnt tank, the water vapor of penetrating produce steam and pass through steaming
Vapour export mouth 5 enters steam storage tank (not indicated in figure) for generating electricity.After top water spray to certain time, stop top and spray water
Start to spray water from burnt pot bottom water jet 4.The use for being steam condensate (SC) with water, burnt tank being sprayed into from bottom for spraying into burnt tank from top
Water is remained ammonia, and both are 60-80 DEG C of temperature.Changed according to external climate, remained ammonia and condensed water heated,
To reach wanted temperature.Steam pressure control is in gauge pressure 0.55-0.60MPa in burnt tank.Spray cooling makes the coke temperature in burnt tank
When degree drops to 180 DEG C, stop water spray, steam off delivery line 5, complete water spray quenching.Afterwards, it is logical to open burnt tank pressure relief opening 6
Air is discharged into after crossing exhaust treatment system processing (not indicated in figure), and the pressure in burnt tank drops to and the difference of atmospheric pressure is less than
After below 0.01MPa, burnt tank sealing locking pressurized tank 13 is removed, raising top closed cover 2, removes burnt pot bottom sparge pipe 4
Connecting tube, by burnt tank be moved to it is fixed unload burnt position, burnt tank is overturn to Jiao to coke inlet down position, poured out in burnt tank
Charcoal, complete a quenching overall process.The power source for applying locking pressure to mobile bar 15 is oil pressure.Burnt tank opening clearing apparatus is such as
Shown in Fig. 4, the softness being provided below by the cross bar 22 skimmed in burnt tank upper opening portion rectilinear translation cleans (the thin stainless steel wire of layer 26
Or thin copper wire) rectilinear translation (in Fig. 4 shown in 23) on burnt tank opening protrusion outer rim upper surface 10, tank rims upper table of focusing
Face is cleaned, and sweeps off the coke and coke powder of outer rim upper surface.It is swept followed by logical in wire to ensure the removing of coke powder
The compressed air that the compressed-air atomizer set on cross bar sprays is crossed to clean trickle coke powder.Sealed circular ring is by graphite and cloud
Female mixture is made.The burnt closed cover gab protrusion outer rim upper end in tank opening protrusion peripheral-edge lower end face and top is oblique
Face, interior burnt tank sealing locking pressurized tank is also upper lower inclined plane, the inclined-plane that burnt tank sealing locking pressurized tank inner side reduces from outside to inside
Draft angle β is 10 °.
The steam that 0.55-0.60MPa can be obtained by the technical scheme uses for generating electricity, quenching process contamination-free
Discharged to air, the problem of overcoming heat-energy losses and the pollutant emission of traditional coke wet quenching.The water spray vaporescence of red coke
15min only is used, realizes quick quenching；And a burnt tank realizes dress Jiao, the burnt function with quenching of fortune, without large-scale circulated air
Machine and the equipment of making nitrogen, equipment investment is few, the problem of overcoming the investment of traditional dry coke quenching equipment and high operating cost.
Embodiment 2：
The present embodiment is the device using closed quenching as shown in Figure 3 and recovery heat energy.Red coke leads to after loading burnt tank 1
Cross under the top closed cover that locomotive (not indicated in figure) is moved in quenching tower (not indicated in figure), pass through burnt tank opening
After clearing apparatus focusing tank rims upper surface is cleaned, fall top closed cover 2, burnt tank dense block compact imbeding groove 16 by
Burnt tank dense block compact imbeding groove mobile bar 21 protrudes burnt tank opening outside the closed cover gab protrusion of outer rim 7 and top to burnt tank movement
Edge 8 be embedded in the groove in, by burnt tank dense block compact imbeding groove pressure actuating unit 20 focus tank dense block compact imbeding groove pressure it is long-armed
19 pressures, rotation torque is produced around burnt tank dense block compact imbeding groove pressure fulcrum shaft 18, passes through burnt tank dense block compact imbeding groove
The closed cover gab protrusion outer rim 8 of pressure galianconism 17 focusing tank opening protrusion outer rim 7 and top applies pressure to sealed circular ring 9 in opposite directions
The pressure for applying above-below direction realizes the closed of burnt tank.Due to the long-armed leverage focusing tank opening protrusion outer rim to galianconism and
The thrust focusing tank that amplification is produced between the closed cover gab protrusion outer rim in top carries out very effective sealing.Tank of focusing seals
Direction of exerting pressure as shown in figure 3, pressure galianconism 17 pressure respectively from upper and lower both direction implement.Sprayed water at top to a timing
Between after, stop top water spray start sprayed water from bottom water jet 6.What it is from the burnt tank of top penetrating is steam condensate (SC) with water, the bottom of from
What portion sprayed into burnt tank is that to be sprayed onto coke temperature be 500-600 DEG C to remained ammonia with water, is sprayed water afterwards with steam condensate (SC).Institute is useful
Water is heated to 70-80 DEG C of temperature.When spray cooling makes the coke temperature in burnt tank drop to 130-150 DEG C, stop water spray, it is complete
Coke cools, into unloading burnt process.So, remained ammonia is sprayed into the coke high-temperature stage, steam is sprayed into cold stage
The pollutant that the operation of condensed water is further enhanced in remained ammonia is being decomposed or carbonized pollutant by high-temperature coke layer of charcoal
Function.The power source of burnt tank dense block compact imbeding groove pressure actuating unit 20 is compressed gas.Burnt tank opening clearing apparatus such as Fig. 5
It is shown, by the cross bar 24 that skims over of burnt tank upper opening portion rotation translation be provided below it is soft clean layer 26 (thin stainless steel wire or
Thin copper wire) rotation translation is (in Fig. 4 shown in 25) on burnt tank opening protrusion outer rim upper surface 10, tank rims upper surface of focusing
Cleaned, sweep off the coke and coke powder of outer rim upper surface.To ensure the removing of coke powder, followed by pass through wire is swept
The compressed air that the compressed-air atomizer set on cross bar sprays cleans to trickle coke powder.Sealed circular ring is made up of mica.
The steam that 0.40-0.45MPa can be obtained by the technical scheme makees thermal source use for generating electricity or changing production workshop,
Quenching process contamination-free discharges to air, the problem of overcoming loss thermal source and the pollutant emission of traditional coke wet quenching.Red Jiao
The water spray vaporescence of charcoal only uses 12min, realizes quick quenching；And a burnt tank realizes dress Jiao, the burnt work(with quenching of fortune
Can, without large-scale circulating fan and the equipment of making nitrogen, equipment investment is few, overcomes traditional dry coke quenching equipment investment and operating cost is high
The problem of.
Embodiment 3：
The present embodiment is substantially the same manner as Example 1, except that the cleaning of burnt tank rims upper surface is by burnt tank
Soft cleaning layer (thin stainless steel wire or thin copper wire) the focusing tank opening that the cross bar that upper opening portion rectilinear translation skims over is provided below
Outer rim upper surface is cleaned, and sweeps off the coke and coke powder of outer rim upper surface.Sealed circular ring is made up of graphite, and mobile bar 15 is applied
The power source for locking compaction forces is compressed air.Burnt tank opening protrusion peripheral-edge lower end face is horizontal plane, the closed cover gab in top
It is inclined-plane to protrude outer rim upper end, and in burnt tank sealing locking pressurized tank and top is inclined-plane, and bottom is horizontal plane, and burnt tank is close
It is 5 ° to block the slope angle beta that tight pressurized tank inside upper part reduces from outside to inside.
In addition, spray into burnt tank from top is steam condensate (SC) with water, spray into burnt tank from bottom is remained ammonia with water
Coke temperature is sprayed onto with the mixing water of condensed water to be sprayed water to the coke temperature in burnt tank with steam condensate (SC) afterwards for less than 500 DEG C
When dropping to 150 DEG C, stop water spray and complete coke cooling, into unloading burnt process.Burnt tank pressure release on steam delivery line by setting
The pressure relief opening (not indicated in figure) put is realized.Equally, from bottom spray into burnt tank with the mixing that water is remained ammonia and condensed water
Water is sprayed onto coke temperature and sprayed water afterwards with steam condensate (SC) for less than 500 DEG C drops to 150 DEG C to the coke temperature in burnt tank
The pollutant that scheme is enhanced in remained ammonia is being decomposed or carbonized pollutant function by high-temperature coke layer of charcoal.Pass through the skill
Art scheme can obtain 0.20-0.25MPa steam and make thermal source use for generating electricity or changing production workshop, quenching process contamination-free to
Air discharges, the problem of overcoming heat-energy losses and the pollutant emission of traditional coke wet quenching.The water spray vaporescence of red coke is only
With 10min, quick quenching is realized；And a burnt tank realizes dress Jiao, the burnt function with quenching of fortune, without large-scale circulating fan
And the equipment of making nitrogen, equipment investment is few, the problem of overcoming the investment of traditional dry coke quenching equipment and high operating cost.
Embodiment 4：
The present embodiment is substantially the same manner as Example 2, except that the direction of exerting pressure of focusing tank sealing is pressure galianconism 17
Implement from the top down (as shown in Fig. 3 left sides).
The softness that the cleaning of rims upper surface is provided below by the cross bar skimmed in the rotation translation of burnt tank upper opening portion
Clean layer (stainless steel wire or thin copper wire) focusing tank rims upper surface to be cleaned, sweep off coke and Jiao of outer rim upper surface
Powder.Sealed circular ring is made up of graphite.
Embodiment 5：
The present embodiment is substantially the same manner as Example 1, except that the power source for applying locking pressure to mobile bar 15 is
Motor-operated mechanical rotary screw.Burnt tank opening protrusion peripheral-edge lower end face is inclined-plane, and the closed cover gab protrusion in top is outer
Edge upper end is horizontal plane, and in burnt tank sealing locking pressurized tank and top is horizontal plane, and bottom is inclined-plane, burnt tank dense block
The slope angle beta that tight pressurized tank lower inside reduces from outside to inside is 15 °.
Claims (4)
- A kind of 1. coke quenching device in coking industry, it is characterized in that red coke, in the closed container with atmospheric isolation, water spray drops The coke quenching device of temperature is at least by the seal-locking mechanism of burnt tank, the top closed cover that can be lifted, burnt tank with top closed cover, spray Water inlet and steam export mouth composition；Burnt tank upper opening, the inlet port of coke was both made or had made the use of coke outlet；Burnt tank is opened Oral area and top closed cover lower openings portion are respectively provided with protrusion outer rim, and the bottom of the closed cover gab protrusion outer rim in top is provided with close Annulus is sealed, the sealed circular ring is in contact with burnt tank opening protrusion outer rim when closed；Burnt tank opening protrusion outer rim and sealed circular ring Contact surface, and the contact surface of sealed circular ring bottom and burnt tank opening protrusion outer rim is the plane being parallel to each other；It is burnt when closed Tank opening is protruded outer rim cover gab protrusion outer rim closed with top and is embedded in burnt tank seal-locking mechanism；The burnt tank sealing locking Pressurized tank is locked in the sealing that outer rim cover gab protrusion outer rim closed with top is protruded for embedded burnt tank opening in mechanism, and the groove is by two Divide semicircle composition；When needing closed two parts semicircle close up in opposite directions from both sides, it is necessary to when opening burnt tank two parts semicircle to Both sides are withdrawn from；Apply pressure by the way that compressed air or hydraulic pressure or machine power are opposite on the outside of two semicircles when closed；Dense block There is the inclined-plane reduced from outside to inside, burnt tank opening protrusion peripheral-edge lower and the closed cover gab in top protrude outer on the inside of tight pressurized tank One or both of edge top has out to the end inclined-plane that progressively thickness is thinned, the inclined-plane and sealing locking pressurization when closed The outer inclined-plane of groove is in contact.
- 2. such as coke quenching device as claimed in claim 1, it is characterised in that before the burnt tank contacts with top closed cover, use Sealing surface cleaning agency focusing tank opening protrusion outer rim upper surface is cleaned；Described clean is that soft-surface nuzzles up or soft-surface is wiped Later compressed gas purges；The clearing apparatus at least protrudes mobile bar, the mobile bar of outer rim upper surface by skimming over burnt tank opening Supporting mechanism and power provide mechanism composition；The bottom of mobile bar is provided with soft-surface, the soft-surface and burnt tank opening during cleaning Protrude outer rim upper surface；Mobile bar is translationally or rotation mode skims over burnt tank opening protrusion outer rim upper surface.
- 3. the coke quenching method of coke quenching device as claimed in claim 1, it is characterized in that water source used in the water spray vaporization temperature-fall period Directly to use the mixing water of remained ammonia caused by raw coke oven gas condensation or remained ammonia and other water sources or water spray vaporization production The condensed water of raw steam；The water spray after the heated heating of water with using or not heated directly use.
- 4. the coke quenching method of coke quenching device as claimed in claim 1, it is characterized in that the water spray vaporization temperature-fall period is close from top Close lid water jet and spray into steam condensate (SC), remained ammonia or remained ammonia and steam condensate (SC) are sprayed into from burnt pot bottom water jet Mixing water or steam condensate (SC).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510679641.9A CN105238422B (en) | 2015-10-19 | 2015-10-19 | A kind of closed quenching and the method and apparatus for reclaiming heat energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510679641.9A CN105238422B (en) | 2015-10-19 | 2015-10-19 | A kind of closed quenching and the method and apparatus for reclaiming heat energy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105238422A CN105238422A (en) | 2016-01-13 |
| CN105238422B true CN105238422B (en) | 2017-12-05 |
Family
ID=55036250
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510679641.9A Active CN105238422B (en) | 2015-10-19 | 2015-10-19 | A kind of closed quenching and the method and apparatus for reclaiming heat energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105238422B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106221712B (en) * | 2016-07-19 | 2019-07-09 | 天津大学 | Closed vaporization coke quenching method and device in coking industry |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1958722A (en) * | 2005-11-06 | 2007-05-09 | 何相华 | Energy saving and environmental protective method and equipment with pressed water for quenching coke |
| CN104673333B (en) * | 2015-02-03 | 2017-10-10 | 天津大学 | Quenching and the method and apparatus recovered energy |
-
2015
- 2015-10-19 CN CN201510679641.9A patent/CN105238422B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105238422A (en) | 2016-01-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104673333B (en) | Quenching and the method and apparatus recovered energy | |
| CN203269867U (en) | Industrial equipment for continuous thermal cracking of waste tires | |
| CN107189863B (en) | Pollution-free treatment process and equipment for waste carclazyte | |
| CN212882365U (en) | System for polypropylene material degree of depth desorption VOC and drying | |
| CN105238422B (en) | A kind of closed quenching and the method and apparatus for reclaiming heat energy | |
| CN104830353A (en) | Dry-wet-combined coke quenching method | |
| CN111790317A (en) | System and method for deeply removing VOC (volatile organic compounds) and drying polypropylene material | |
| CN205999329U (en) | A kind of wet quenching system | |
| CN105176546B (en) | Closed quenching and the method and apparatus for recycling thermal energy | |
| CN101417866B (en) | Solid thermal steel slag residual heat self-solution treatment method in pressure | |
| EP0053718B1 (en) | Process and apparatus for the impregnation of porous materials, especially of carbon products, in the manufacturing of carbon electrodes | |
| US9718000B2 (en) | Apparatus and method for material treatment of raw materials | |
| CN107376802A (en) | The technique of clean operation in a kind of holding chamber for microwave cracking damaged tire | |
| CN205133498U (en) | Closed quenching and recuperative heat's device | |
| KR20130022308A (en) | Waste tire pyrolysis oil extraction equipment | |
| CN204981743U (en) | Closed quenching and recuperative heat's device | |
| US9539523B2 (en) | Integrated waste catalyst cleaning apparatus for RHDS and VRDS processes and method thereof | |
| CN102357496A (en) | Closed positive pressure cleaning device for tank | |
| CN111068491B (en) | Coking tail gas treatment method and device | |
| CN202224415U (en) | Sealed positive pressure cleaning device for tank | |
| CN105016602A (en) | Pipe chain-type sludge and fatlute continuous carbonization system | |
| CN106221712B (en) | Closed vaporization coke quenching method and device in coking industry | |
| KR100650914B1 (en) | Elimination method for closing phenomena of purifying hydrogen sulfide scrubber in coke oven gas | |
| CN104291336A (en) | Molten calcium carbide power generation system | |
| CN108659868A (en) | Coking based on coking wastewater emission reduction is coaling technique |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210401 Address after: Room 301, 3rd floor, No.2, Tongde Road, Jiuguan Town, Nanxun District, Huzhou City, Zhejiang Province Patentee after: Huzhou Yichen photovoltaic energy technology Co.,Ltd. Address before: 300072 Tianjin City, Nankai District Wei Jin Road No. 92, Tianjin University Patentee before: Tianjin University |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 301, 3rd floor, No.2, Tongde Road, Jiuguan Town, Nanxun District, Huzhou City, Zhejiang Province Patentee after: Huzhou Yichen Photovoltaic Energy Technology Co.,Ltd. Address before: Room 301, 3rd floor, No.2, Tongde Road, Jiuguan Town, Nanxun District, Huzhou City, Zhejiang Province Patentee before: Huzhou Yichen photovoltaic energy technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method and device for closed coke quenching and heat recovery Effective date of registration: 20230509 Granted publication date: 20171205 Pledgee: Nanxun Zhejiang rural commercial bank Limited by Share Ltd. old branch branch Pledgor: Huzhou Yichen Photovoltaic Energy Technology Co.,Ltd. Registration number: Y2023330000868 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |