CN207674860U - Coal slime contact drying system - Google Patents
Coal slime contact drying system Download PDFInfo
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- CN207674860U CN207674860U CN201721784707.1U CN201721784707U CN207674860U CN 207674860 U CN207674860 U CN 207674860U CN 201721784707 U CN201721784707 U CN 201721784707U CN 207674860 U CN207674860 U CN 207674860U
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Abstract
The utility model provides a kind of coal slime contact drying system, including the first conveyer, batch mixer, charger, drying machine and second conveyor, the output end of first conveyer and the first input end of batch mixer connect, the output end of batch mixer is connected by the feeding end of charger and drying machine, the input terminal of the discharge end connection second conveyor of drying machine, second input terminal of the first output end connection batch mixer of second conveyor, second output terminal are used to export the coal slime after drying；Batch mixer is used to mix the coal slime that the first conveyer and second conveyor provide, and coal slime is conveyed to drying machine by charger；Drying machine can be such that coal slime slowly overturns, while be thermally dried indirectly to coal slime using steam.By the utility model, the environmental pollution in drying process can be reduced, improve drying efficiency and reduces energy consumption.
Description
Technical field
The utility model belongs to coal class dry materials upgrading field, and in particular to a kind of coal slime contact drying system.
Background technology
It usually will produce the sticky byproduct such as coal slime during coal washing.The annual coal slime quantum of output in China is super at present
2.5 hundred million tons are crossed, yield is huge.Contain a large amount of combustible components in coal slime, there is higher thermal value, is worth comprehensive utilization.If in addition, right
Coal slime is not used and extremely serious pollution will be caused to environment by being allowed to air storage.But coal slime has water content high, viscous
Degree is big, easy to knot groups, easily bonding, the features such as discharge is discontinuous, causes it during transport and storage often to production system
Many problems are brought, heat utilization rate is low, has seriously affected the comprehensive utilization of coal slime.The drying and upgrading of coal slime has become its resource
Change the important topic utilized.Traditional coal slime drying, is to build drying using the technology of " coal furnace+roller drier "
System.Coal furnace provides high-temperature flue gas by lower heat of combustion coal, for roller drier, is directly heated to filter-pressing coal slime
It is dry, achieve certain benefit.But exhaust gas volumn is big, and dust removing effects are poor, it is difficult to which desulphurization denitration, discharge are difficult to up to standard；Flue gas temperature
Degree is higher, is in direct contact with coal slime, device security is relatively poor, and energy consumption is higher.In recent years, air contaminant treatment situation day
Become severe, energy conservation and environmental protection requires increasingly to improve, using coal furnace as heat source and the relatively low traditional coal slime dry technology of the thermal efficiency
Requirement is cannot be satisfied.In addition, the larger characteristic of coal slime viscosity limits the efficiency and energy of coal slime drying in traditional coal slime drying
Consumption.
Utility model content
The utility model provides a kind of coal slime contact drying system, with solve pollution existing for traditional coal slime drying system compared with
Problem big and that drying efficiency is low, energy consumption is big.
According to the utility model embodiment in a first aspect, provide a kind of coal slime contact drying system, including the first conveying
Machine, batch mixer, charger, drying machine and second conveyor, the output end of first conveyer and the first of the batch mixer
Input terminal connects, and the output end of the batch mixer is connect by the charger with the feeding end of the drying machine, the drying
The discharge end of machine connects the input terminal of the second conveyor, and the first output end of the second conveyor connects the batch mixer
The second input terminal, second output terminal be used to export it is dry after coal slime；The batch mixer be used for first conveyer and
The coal slime that second conveyor provides is mixed, and coal slime is conveyed to the drying machine by the charger；The drying
Machine can be such that coal slime slowly overturns, while be thermally dried indirectly to the coal slime using steam.
In an optional implementation manner, further include dust-extraction unit, after coal slime heat drying described in the drying machine
The evaporation moisture of generation evaporates moisture output end from it and is conveyed to the dust-extraction unit, and the dust-extraction unit is to the evaporation moisture
It is discharged after dedusting；Steam indirectly heat dries the coal slime and is formed by condensed water from its condensed water output end in the drying machine
Discharge.
In another optional realization method, the drying machine is steam indirectly heat shell and tube drying machine, described dry
Tubulation is distributed in drying machine closed shell in the concentric circles of different radii in dry machine, and close to discharge end and close to discharging
The outer surface of the tubulation at end is provided with fin.
Further include that controller and the humidity being connect respectively with the controller pass in another optional realization method
Sensor, triple valve, the first infrared sensor, the second infrared sensor, timer and elevating mechanism, wherein the humidity sensor
Discharge end in the drying machine is set, the evaporation moisture output end of the drying machine is connect with the input terminal of the triple valve,
The input terminal of the first output end connection dust-extraction unit of the triple valve, the second output terminal of the triple valve are connected by condenser pipe
Connect the batch mixer；The feeding end in the drying machine is arranged in first infrared sensor, and second infrared sensor is set
Set the discharge end in the drying machine；The bottom in dryer drum pan feeding end side is arranged in the elevating mechanism；The control
Device processed is also connect with first conveyer, batch mixer, charger, drying machine and second conveyor respectively.
In another optional realization method, the controller is receiving dry duration requirement instruction and humidity requirement
After instruction, controls first conveyer, batch mixer, charger and second conveyor and start, first conveyer leads to successively
Cross the batch mixer, unit quantity coal slime is conveyed to the drying machine by charger；The controller is in first infrared sensing
When device detects that coal slime is transported to the feeding end of the drying machine, sent to the timer to induction signal, the timer is opened
Beginning timing；When second infrared sensor detects that coal slime is exported from the discharge end of the drying machine, to the timer
It sends to induction signal, the timer stops timing, clocking value is sent to the controller；
The controller according to the clocking value, unit require duration and correction factor to the height of the elevating mechanism into
Row is adjusted, and to which the inclination angle of the dryer drum be adjusted, the speed that coal slime is moved axially along roller is made to become
Change, until the clocking value is equal to the unit and requires duration divided by correction factor, wherein it is unit that the unit, which requires duration,
The coal slime of amount is by the duration required by the drying machine, and the correction factor is the numerical value more than 0 and less than 1, and every time
All coal slimes exported from the discharge end of the drying machine are all transmitted back to the batch mixer by the second conveyor.
In another optional realization method, it is equal to the unit in the clocking value and requires duration divided by correction factor
When, the controller controls first output end of triple valve and closes and second output terminal conducting, the drying machine startup, to defeated
Enter to the coal slime in it and be dried, the coal slime is when being transported to the discharge end of the drying machine, the humidity sensor
The humidity of the coal slime is detected and the humidity value detected is sent to the controller, the controller is according to
Humidity value and humidity is required, the dryer drum rotating speed is adjusted, until the humidity value, which is equal to, requires humidity.
In another optional realization method, the condensation between the second output terminal of the triple valve and the batch mixer
Air pump is additionally provided on pipe.
In another optional realization method, when the humidity value is equal to humidity is required, the second conveyor exists
Receive after the coal slime that drying machine discharge end exports, the controller control the second conveyor by the coal slime of predetermined amount from
Its first output end is transmitted back to the batch mixer, and remaining coal slime is exported from its second output terminal；
The controller also controls the first end output conducting of the triple valve and second output terminal is closed, normal to start
Continuous drying flow.
The utility model has the beneficial effects that：
1, the coal slime after drying and is returned to batch mixer by the way that batch mixer is arranged by the utility model, with input coal slime into
Row mixing, then mixture is conveyed to drying machine, the viscosity of the coal slime of input drying machine can be reduced, reduces coal slime in drying machine
Interior bonding, so as to improve drying efficiency and reduce energy consumption.The utility model indirectly carries out coal slime by using steam
Conduction At Low Temperature formula heat drying, capacity is small, is not necessarily to desulfurization, can reduce environmental pollution in drying process, drying temperature exists
1050C is hereinafter, negative pressure hypoxemia, safety are good；By the way that fin is arranged on drying machine tubulation, drying efficiency can be improved.In addition,
The compact in design of system in the utility model is taken up an area less, and convenient, flexible arrangement realizes the drying and upgrading to coal slime, and economy has
The quality for improving coal slime of effect overcomes existing defect during coal slime transport and storage, and eliminating influences coal slime solid waste
The obstacle of recycling provides strong system for extensive coal slime recycling and equips support.
2, the inclination angle of dryer drum is adjusted in the utility model, it is ensured that dry duration meets user's duration
Demand to meet productivity requirements, and makes full use of coal slime in drying machine on the basis of meeting user's duration demand
Drying duration, can make roller with minimum rotating speed reach user's humidity requirement, so as to reduce energy consumption.The utility model
The rotating speed of roller is adjusted according to the humidity information of drying machine discharging, it is ensured that coal slime passes through the humidity after drying machine
Meet user's moisture requirement.The utility model is adjusted by inclination angle to dryer drum and rotary speed as a result, can
To realize the continuous drying of coal slime and can ensure that continuous drying duration dry in the process and humidity meet user demand.
Description of the drawings
Fig. 1 is one embodiment structural schematic diagram of the utility model coal slime contact drying system；
Fig. 2 is one embodiment structural schematic diagram of drying machine in the utility model；
Fig. 3 is another example structure schematic diagram of the utility model coal slime contact drying system；
Fig. 4 is another example structure schematic diagram of the utility model coal slime contact drying system.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical scheme in the embodiment of the utility model, and make this reality
Can be more obvious and easy to understand with the above objects, features, and advantages of new embodiment, below in conjunction with the accompanying drawings to the utility model reality
Technical solution in example is applied to be described in further detail.
In the description of the present invention, unless otherwise specified and limited, it should be noted that term " connection " should be done extensively
Reason and good sense solution, for example, it may be mechanical connection or electrical connection, can also be the connection inside two elements, can be directly connected,
It can also understand as the case may be indirectly connected through an intermediary, for the ordinary skill in the art
The concrete meaning of above-mentioned term.
It is one embodiment structural schematic diagram of the utility model coal slime contact drying system referring to Fig. 1.The coal slime is indirect
Drying system may include the first conveyer 110, batch mixer 120, charger 130, drying machine 140 and second conveyor 150, institute
The output end for stating the first conveyer 110 is connect with the first input end of the batch mixer 120, the output end of the batch mixer 120
It is connect with the feeding end of the drying machine 140 by the charger 130, the discharge end of the drying machine 140 connection described the
First output end of the input terminal of two conveyers 150, the second conveyor 150 connects the second input of the batch mixer 120
End, second output terminal are used to export the coal slime after drying；The batch mixer 120 is used for first conveyer 110 and second
The coal slime that conveyer 150 provides is mixed, and coal slime is conveyed to the drying machine 140 by the charger 130；This is dry
Dry machine 140 can be such that coal slime slowly overturns, while be thermally dried indirectly to coal slime using steam.
In the present embodiment, coal slime can be supplied to the first conveyer 110 by user first, be conveyed by the first conveyer 110
To batch mixer 120, since batch mixer 120 does not receive the coal after the drying that the conveying of second conveyor 150 comes under original state
Mud, thus at this time batch mixer 120 can by feeder 130 by the first conveyer 110 convey come coal slime be transferred directly to drying
Machine 140.The drying machine 140 makes coal slime slowly overturn, while being thermally dried indirectly to coal slime using steam, wherein in coal slime
Moisture forms evaporation moisture, evaporation moisture output end of the evaporation moisture from drying machine 140 under the indirectly-acting of high-temperature steam
Discharge, the steam inputted in drying machine 140 is formed by condensed water after indirectly heat dries coal slime can be from the cold of drying machine 140
Condensate output end is discharged.
Steam indirectly heat shell and tube drying machine can be selected in the present embodiment, in conjunction with shown in Fig. 2, which can be with
Including rotating cylinder 2 comprising feeding end 21 and discharge end 24 are provided with two or more in the rotating cylinder 2
Heat exchanger tube 22 for heating coal slime and evaporable water；Feed auger 1 for conveying from coal slime to rotating cylinder 2, setting
In the feeding end 21 of rotating cylinder 2,；And the driving device 4 for driving rotating cylinder 2 to rotate.Wherein, the heat exchanger tube 22
Close feeding end 21 outer wall it is smooth, close to discharge end outer wall be equipped with fin 222；The drying machine also wraps
Include free end support roller part 3, fixing end support gear wheel part 5 and steam chest 23, the interval of the fin 222 is along heat exchanger tube from feeding end
21 are gradually reduced to discharge end 24, and the outer wall smooth part of the heat exchanger 22 is stainless steel tube, and rest part is carbon steel pipe.When
So, steam indirectly heat disc type drying machine also can be selected in the present embodiment, since it belongs to existing commonly used equipment, thus
This no longer repeats its structure.For coal slime after the completion of drying, sub-fraction return is conveyed to batch mixer, and remainder output waits for
With.Be back to batch mixer coal slime mixed with the coal slime that the first conveyer 110 provides after, be conveyed to again by charger 130
Drying machine 140 is dried.
For example, the coal slime that moisture content can be more than or equal to 23% by user is conveyed to the first conveyer 110, first is defeated
Send machine 110 that coal slime is conveyed to batch mixer 120, it, will if batch mixer 120 receives the coal slime that second conveyor 150 is transmitted back to
The two is conveyed to drying machine 140 by charger 130 after evenly mixing, otherwise, directly by charger 130 by the first conveyer
110 coal slimes provided are conveyed to drying machine 140.Drying machine 140 is dried coal slime moisture content to coal slime and is less than or equal to
15%, a part of coal slime after the completion of drying is transmitted back to batch mixer 120 by second conveyor 150, and another part directly exports
For use.It should be noted that：The utility model not only can carry out contact drying to coal slime, can also to lignite, wash middle coal etc.
Material carries out contact drying；The charger 130 can be feed screw；The second conveyor 150 can be belt conveyor.
As seen from the above-described embodiment, the utility model is by being arranged batch mixer, and the coal slime after drying is returned to batch mixing
Machine is mixed with input coal slime, then mixture is conveyed to drying machine, and the viscosity of the coal slime of input drying machine can be reduced,
Bonding of the coal slime in drying machine is reduced, so as to improve drying efficiency and reduce energy consumption.The utility model is by using steaming
Vapour carries out Conduction At Low Temperature formula heat drying to coal slime indirectly, and capacity is small, is not necessarily to desulfurization, and it is dirty can to reduce environment in drying process
Dye, drying temperature is in 1050C hereinafter, negative pressure hypoxemia, safety are good；By the way that fin is arranged on drying machine tubulation, can improve
Drying efficiency.In addition, in the utility model system compact in design, take up an area few, convenient, flexible arrangement is realized and done to coal slime
Dry upgrading, the cost-effective quality for improving coal slime overcome existing defect during coal slime transport and storage, eliminate
The obstacle that coal slime solid wastes recycling utilizes is influenced, providing strong system for extensive coal slime recycling equips support.
Although the system of coal slime contact drying shown in Fig. 1 can reduce the environmental pollution in drying process, water in coal slime
Divide and still contain some dusts in the evaporation moisture formed after absorbing heat, the utility model provides another implementation thus
Example.It is another example structure schematic diagram of the utility model coal slime contact drying system referring to Fig. 3.Shown in Fig. 3 and Fig. 1
Difference lies in further include dust-extraction unit 160, the evaporation moisture output end of drying machine 140 and dedusting to coal slime contact drying system
The input terminal of device 160 connects, and the evaporation moisture generated after coal slime heat drying in drying machine 140 evaporates moisture output end from it
It is conveyed to dust-extraction unit 160, dust-extraction unit 160 after evaporation moisture dedusting to being discharged, it is possible thereby to further decrease drying process
In environmental pollution.
In order to meet the needs of different user is to degree of drying and dry duration, the utility model is also to coal slime contact drying
It improves the control section of system.It is the further embodiment structure of the utility model coal slime contact drying system referring to Fig. 4
Schematic diagram.Coal slime contact drying system shown in Fig. 4 and Fig. 1 difference lies in, further include controller 410 and respectively with controller
The humidity sensor 420 of 410 connections, triple valve 430, the first infrared sensor 440, the second infrared sensor 450, timing
The discharge end in drying machine 140, the steaming of the drying machine 140 is arranged in device 460 and elevating mechanism 470, wherein humidity sensor 420
Hair moisture output end is connect with the input terminal of the triple valve 430, and the first output end of the triple valve 430 connects dust-extraction unit
Input terminal, second output terminal connects the batch mixer 120 by condenser pipe；First infrared sensor 440 is arranged in institute
The feeding end of drying machine 140 is stated, the discharge end in the drying machine 140 is arranged in second infrared sensor 450；The lifting
The bottom in 140 roller pan feeding end side of the drying machine is arranged in mechanism 470；The controller 410 is also defeated with described first respectively
Machine 110, batch mixer 120, charger 130, drying machine 140 and second conveyor 150 is sent to connect.
When in use, user can provide dry duration to the controller 410 by input unit and require instruction and wet
Degree requires instruction, wherein it can be the dry duration dried by the gross required by coal slime that dry duration, which requires instruction, can also be dry
Duration required by dry unit quantity coal slime middle by the gross.The controller 410 is receiving dry duration requirement instruction and humidity is wanted
After asking instruction, into the systematic parameter adjusting stage, first conveyer 110, batch mixer 120,130 and of charger are controlled first
Second conveyor 150 starts (wherein the first output end of second conveyor 150 is opened, and second output terminal is closed), and described first
Conveyer 110 passes sequentially through the batch mixer 120, unit quantity coal slime is conveyed to the drying machine 140 by charger 130, described
First conveyer 110 can stop transporting coal slime after unit quantity coal slime is all conveyed to the batch mixer 120.Described first
For infrared sensor 440 when detecting that coal slime is transported to the feeding end of the drying machine 140, it is red that controller 410 receives first
Outer sensor 440 send to induction signal, controller 410 is sent to the timer 460 to induction signal, the timer at this time
460 start timing；Second infrared sensor 450 is when detecting that coal slime is exported from the discharge end of the drying machine 140, control
Device 410 processed receive the transmission of the second infrared sensor 450 to induction signal, controller 410 is sent to the timer 460 at this time
To induction signal, the timer 460 stops timing, and clocking value is sent to the controller 410,410 basis of the controller
The clocking value, unit require duration and correction factor that the height of the elevating mechanism 470 is adjusted, to described dry
The inclination angle of 140 roller of dry machine is adjusted, until the clocking value is equal to the unit and requires duration divided by correction factor,
Described in unit require duration be unit amount coal slime by the duration required by the drying machine 140, the correction factor is
Numerical value more than 0 and less than 1, and in the systematic parameter adjusting stage, every time from all coals of the discharge end of drying machine 140 output
Mud is all transmitted back to batch mixer 120 by second conveyor 150.
Since in normal drying process, second conveyor can provide the coal slime after the drying of predetermined amount to batch mixer, this
Sample can cause the drying time of coal slime by the gross to increase, therefore the utility model proposes correction factor, the unit required user
Amount coal slime drying duration is modified, it is ensured that dry duration meets user demand.In addition, to the elevating mechanism 470
Height when being adjusted, if clocking value is less than unit and requires duration divided by correction factor, control under elevating mechanism 470
Drop controls the rising of elevating mechanism 470 if clocking value is more than unit and requires duration divided by correction factor.
When the clocking value is equal to unit requirement duration divided by correction factor, the controller 410 controls described
First output end of triple valve 430 is closed, and second output terminal conducting controls the startup of the drying machine 140, to being input in it
Coal slime is dried, and for the coal slime when being transported to the discharge end of the drying machine 140, the humidity sensor 420 is to institute
The humidity for stating coal slime is detected and the humidity value detected is sent to the controller 410, and the controller 410 is according to institute
It states humidity value and requires humidity, the drum rotation speed of the drying machine 140 is adjusted, until the humidity value is wet equal to requiring
Degree reduces the rotating speed of roller wherein if the humidity value, which is less than, requires humidity, if humidity value, which is more than, requires humidity,
The rotating speed of roller is improved, the coal slime after thus drying can not only meet user demand, but also can reduce energy consumption.So far, originally
The utility model systematic parameter adjusting stage terminates.In the present embodiment, the utility model is believed by the way that triple valve is arranged according to humidity
When machine cylinder rotational speed regulation is dried in breath, the second output terminal of triple valve is connected, coal slime is made to generate in the drying process
Evaporation moisture returns to coal slime again, and the repeated recycling utilize of coal slime may be implemented, and avoids when carrying out drum rotation speed adjusting every time
It will be reintroduced back to coal slime, it is possible thereby to reduce operation complexity.In order to ensure all steamings that coal slime generates in the drying process
Hair moisture all returns to batch mixer, and air pump 480 is also provided on the condenser pipe between triple valve 430 and batch mixer 120.
When the humidity value detected is equal to humidity is required, the second conveyor 150 is receiving from drying machine 140
Expect end output coal slime after, the controller 410 control the second conveyor 150 by the coal slime of predetermined amount from its first output
End is transmitted back to the batch mixer 120, and remaining coal slime is exported from its second output terminal；And described in the controller 410 also controls
The first output end conducting of triple valve 430 and second output terminal are closed, and normal continuous drying flow is thus started.
The inclination angle of dryer drum is adjusted in the utility model, it is ensured that dry duration meets user's duration need
The drying duration asked, and make full use of coal slime in drying machine on the basis of meeting user's duration demand, can make drying
Machine cylinder reaches the requirement of user's humidity with minimum rotating speed, so as to reduce energy consumption.The utility model according to humidity by believing
It ceases the rotating speed of dryer drum to be adjusted, it is ensured that coal slime meets user's humidity need by the humidity after drying machine
It asks.The utility model is adjusted by inclination angle to dryer drum and rotating speed as a result, and the continuous dry of coal slime may be implemented
It is dry and can ensure it is continuous drying during dry duration and humidity meet user demand.
As seen from the above-described embodiment, the utility model is by being arranged batch mixer, and the coal slime after drying is returned to batch mixing
Machine is mixed with input coal slime, then is conveyed to drying machine, can reduce the viscosity of the coal slime of input drying machine, is reduced coal slime and is existed
Bonding in drying machine, so as to improve drying efficiency and reduce energy consumption.The utility model is by using steam indirectly to coal
Mud carries out Conduction At Low Temperature formula heat drying, and capacity is small, is not necessarily to desulfurization, can reduce environmental pollution in drying process, dry temperature
Degree is in 1050C hereinafter, negative pressure hypoxemia, safety are good；By the way that fin is arranged on drying machine tubulation, drying efficiency can be improved.
In addition, in the utility model system compact in design, take up an area few, convenient, flexible arrangement realizes the drying and upgrading to coal slime, warp
Ji effectively raises the quality of coal slime, overcomes existing defect during coal slime transport and storage, eliminates influence coal slime
The obstacle that solid wastes recycling utilizes provides strong system for extensive coal slime recycling and equips support.
Those skilled in the art will readily occur to this practicality after considering specification and putting into practice utility model disclosed herein
Novel other embodiments.This application is intended to cover any variations, uses, or adaptations of the utility model, these
Variations, uses, or adaptations follow the general principle of the utility model and include undocumented skill of the utility model
Common knowledge in art field or conventional techniques.The description and examples are only to be considered as illustrative, the utility model
True scope and spirit are indicated by the following claims.
It should be understood that the utility model is not limited to the accurate knot for being described above and being shown in the accompanying drawings
Structure, and various modifications and changes may be made without departing from the scope thereof.The scope of the utility model is only wanted by appended right
It asks to limit.
Claims (5)
1. a kind of coal slime contact drying system, which is characterized in that including the first conveyer, batch mixer, charger, drying machine and
The output end of two conveyers, first conveyer is connect with the first input end of the batch mixer, the output of the batch mixer
End is connect by the charger with the feeding end of the drying machine, and the discharge end of the drying machine connects the second conveyor
Input terminal, the first output end of the second conveyor connects the second input terminal of the batch mixer, and second output terminal is used for
Coal slime after output is dry；The batch mixer is used to mix the coal slime that first conveyer and second conveyor provide
It closes, and coal slime is conveyed to by the drying machine by the charger；The drying machine can be such that coal slime slowly overturns, and utilize simultaneously
Steam is indirectly thermally dried the coal slime.
2. coal slime contact drying system according to claim 1, which is characterized in that further include dust-extraction unit, the drying
The evaporation moisture generated after coal slime heat drying described in machine evaporates moisture output end from it and is conveyed to the dust-extraction unit, described
Dust-extraction unit after the evaporation moisture dedusting to being discharged；Steam indirectly heat is dried the coal slime and is formed by the drying machine
Condensed water is discharged from its condensed water output end.
3. coal slime contact drying system according to claim 1, which is characterized in that the drying machine is steam indirectly heat
Shell and tube drying machine, tubulation is distributed in drying machine closed shell in the concentric circles of different radii in the drying machine, and
The outer surface of the tubulation of discharge end is provided with fin.
4. coal slime contact drying system as claimed in any of claims 1 to 3, which is characterized in that further include control
Device and the humidity sensor being connect respectively with the controller, triple valve, the first infrared sensor, the second infrared sensor,
Timer and elevating mechanism, wherein the discharge end in the drying machine, the evaporation of the drying machine is arranged in the humidity sensor
Moisture output end is connect with the input terminal of the triple valve, the input of the first output end connection dust-extraction unit of the triple valve
End, the second output terminal of the triple valve connect the batch mixer by condenser pipe；First infrared sensor is arranged in institute
The feeding end of drying machine is stated, the discharge end in the drying machine is arranged in second infrared sensor；The elevating mechanism setting
Bottom in dryer drum pan feeding end side；The controller also respectively with first conveyer, batch mixer, charging
Machine, drying machine are connected with second conveyor.
5. coal slime contact drying system according to claim 4, which is characterized in that the second output terminal of the triple valve with
It is additionally provided with air pump on condenser pipe between the batch mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721784707.1U CN207674860U (en) | 2017-12-19 | 2017-12-19 | Coal slime contact drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721784707.1U CN207674860U (en) | 2017-12-19 | 2017-12-19 | Coal slime contact drying system |
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| Publication Number | Publication Date |
|---|---|
| CN207674860U true CN207674860U (en) | 2018-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721784707.1U Active CN207674860U (en) | 2017-12-19 | 2017-12-19 | Coal slime contact drying system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940937A (en) * | 2017-12-19 | 2018-04-20 | 北京中矿环保科技股份有限公司 | Coal slime contact drying system |
-
2017
- 2017-12-19 CN CN201721784707.1U patent/CN207674860U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107940937A (en) * | 2017-12-19 | 2018-04-20 | 北京中矿环保科技股份有限公司 | Coal slime contact drying system |
| CN107940937B (en) * | 2017-12-19 | 2023-04-18 | 光大清洁技术股份有限公司 | Indirect drying system of coal slime |
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