Utility model content
In view of this, the purpose of the utility model is to provide a kind of boiler sludge co-combustion system, it can be by sewage treatment plant
The sludge of generation is transported to the coal handling system of power plant, and is finally transported to the boiler of power plant and carried out mixing burning.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of boiler sludge co-combustion system, comprising:
For collecting the hopper for the sludge that dummy car transport comes;
For quantitatively distributing the sludge in the hopper to the first oscillating feeder of first conveyer belt, described first
The feeding inlet of oscillating feeder is connect with the discharge port of the hopper, the discharge port of first oscillating feeder and described first
The feeding inlet of conveyer belt connects;
For transporting sludge to the first conveyer belt of storage bin;
For storing the storage bin of sludge, feeding inlet is connect with the discharge port of the first conveyer belt;
Second oscillating feeder, feeding inlet are connect with the discharge port of the storage bin, discharge port and the second conveyer belt
Feeding inlet connection;
For sludge to be transported to the second conveyer belt of boiler of power plant.
Preferably, the hopper be set to underground, between the first conveyer belt and the storage bin be equipped with can by sludge to
The bucket elevator that top is promoted.
Preferably, the boiler sludge co-combustion system sets that there are two the discharging group that can work independently, each discharging groups
It include the hopper, first oscillating feeder, the first conveyer belt and the bucket elevator, two bucket elevators
Discharge port is connect with the feeding inlet of the storage bin.
Preferably, the storage bin is equipped with high-order level-sensing device, low level level-sensing device and continuous material level meter.
Preferably, the discharge port of second conveyer belt is equipped with T-piece splitting valve, and two of the triple valve material distributing valve go out
Material mouth conveys band connection with two thirds at boiler inlet respectively.
Preferably, the first conveyer belt and second conveyer belt are all-sealed conveyer belt, are existed to avoid sludge
It emits bad smell in transportational process.
It preferably, further include air draft system, the air inlet of the air draft system is unloaded with the boiler sludge co-combustion system
Expect storage workshop connection, the first gas outlet of the air draft system and the pressure fan of boiler connect, and the second of the air draft system
Gas outlet is connected to by air blower with outdoor, and activated carbon adsorption device is equipped between the air blower and the second outlet.
Preferably, the air inlet of the air draft system also with the first conveyer belt or second conveyer belt or the storage
Feed bin connection.
Boiler sludge co-combustion system provided by the utility model includes hopper, storage bin, the first oscillating feeder, the second vibration
Dynamic batcher, first conveyer belt and the second conveyer belt.Hopper is used to collect the sludge that dummy car transport comes;First conveyer belt is used for
Sludge is transported to storage bin;Storage bin is for storing sludge, the discharge port connection of feeding inlet and first conveyer belt;Second is defeated
Send band for sludge to be transported to boiler of power plant.First oscillating feeder and the second oscillating feeder are used for rationed sludge,
First oscillating feeder is set between hopper discharge port and first conveyer belt feeding inlet, and the second oscillating feeder goes out set on storage bin
Between material mouth and the second conveyer belt feeding inlet.
During the work time, hopper and storage bin are independently arranged, and the sludge that transport comes is discharged in hopper by dummy car, are expected
Bucket is transported sludge to storage bin by the first oscillating feeder and first conveyer belt, storage bin by the second oscillating feeder with
Sludge is transported in the boiler of power plant by the second conveyer belt.The application by above-mentioned each component discharging storage workshop to sludge into
Row unloading, and finally transport and carry out mixing burning into boiler, complete the integrated process of sludge unloading, storage and feeding.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The core of the utility model is to provide a kind of boiler sludge co-combustion system, the sludge that can generate sewage treatment plant
It transports to the coal handling system of power plant, and finally transports to the boiler of power plant and carry out mixing burning.
Referring to FIG. 1, Fig. 1 is the structural schematic diagram of boiler sludge co-combustion system provided by the utility model.
The utility model provides a kind of boiler sludge co-combustion system, including hopper 1, storage bin 5, first conveyer belt 3, second
Conveyer belt 7, the first oscillating feeder 2 and the second oscillating feeder 6;Hopper 1 is used to collect the sludge that dummy car transport comes;First
Conveyer belt 3 is used to from hopper 1 transport sludge to storage bin 5;Storage bin 5 is for storing sludge, feeding inlet and the first conveying
Discharge port with 3 connects;Second conveyer belt 7 is used to sludge being transported to boiler of power plant.First oscillating feeder and the second vibration
Batcher 6 for evenly distributing sludge, the first oscillating feeder 2 be set to 1 discharge port of hopper and 3 feeding inlet of first conveyer belt it
Between, the second oscillating feeder 6 is set between 7 feeding inlet of 5 discharge port of storage bin and the second conveyer belt.
Specifically, hopper 1, storage bin 5, first conveyer belt 3, the second conveyer belt 7, the first oscillating feeder 2 and the second vibration
The components such as dynamic batcher 6 are arranged in discharging storage workshop 01, while discharging storage workshop 01 is provided with unloading for dummy car
Position, dummy car are parked to the unloading for unloading parking stall progress sludge.
Storage bin 5 and hopper 1 are independently arranged, and hopper 1 is mainly used for tentatively storing the sludge that dummy car transport comes,
Then first conveyer belt 3 transports the sludge in hopper 1 into storage bin 5.Sludge can be stored inside storage bin 5, and it is stored
Sludge directly docked with the boiler of power plant.
First oscillating feeder 2 and the second oscillating feeder 6 are separately positioned on first conveyer belt 3 and the second conveyer belt 7
At feeding inlet, the first oscillating feeder 2 and the second oscillating feeder 6 are under the driving of respective motor, dirt that top is fallen
Mud carries out quantitative, uniform distribution, to make the dropping down onto corresponding conveyer belt of sludge continuous uniform.
It should be noted that the second oscillating feeder 6 needs to adjust power output feelings according to the sludge quantity actually mixed needed for burning
Condition meets the requirements sludge mixture proportion.In addition, belted electronic balance and calibration equipment can be set in the second conveyer belt 7, to protect
Barrier sludge mixes the accuracy of burning amount.
During the work time, the sludge that transport comes is discharged in hopper 1 by dummy car, and hopper 1 passes through the first vibrating feed
Machine 2 and first conveyer belt 3 transport sludge to storage bin 5, and storage bin 5 passes through the second oscillating feeder 6 and the second conveyer belt 7 will
Sludge is transported in the boiler of power plant.The application unloads sludge in discharging storage workshop 01 by above-mentioned each component, and
Final transport carries out mixing burning into boiler, completes the integrated process of sludge unloading, storage and feeding.
Optionally, boiler sludge co-combustion system can be in conjunction with actual demand setting illumination, communication, fire-fighting, maintenance lifting etc.
Facility.Wherein communications service can be specifically using the I/O distant station that can acquire and control individual field devices signal, and passes through remote
Journey I/O matching device and I/O processor are communicated.The also settable flushing facility of boiler sludge co-combustion system, to be deposited to discharging
Storage workshop 01 inside and each component are rinsed cleaning, flushing water can by the flushing water sedimentation basin of dredge pump dispatch to power plant into
Row subsequent processing.Optionally, the anti-blocking facility of air bubble can be set in storage bin 5 and hopper 1.
It should be understood that the loading capacity and quantity of dummy car need that actual demand is combined to be selected, if hopper 1 is daily
Carrying out doses is 600 tons, and using average loading capacity is 30 tons of vehicle as dummy car, then needs 20 into factory's vehicle number daily
Vehicle.Optionally, the bandwidth 0.5m of first conveyer belt 3, belt speed 0.8m/s, contribute 60t/h, settable power-free dust-removing at feeding inlet
Deflector chute.Optionally, the dischargeable capacity of storage bin 5 is 200m3If the specific gravity of sludge is 1.2t/m3, then the capacity of storage bin 5 is about
It is 240 tons.Optionally, the total measurement (volume) of hopper 1 is 100m3。
Further, the unloading of sludge is carried out in order to facilitate dummy car, while saving space, on the basis of above-described embodiment
On, hopper 1 is set to underground, and being equipped between first conveyer belt 3 and storage bin 5 can be by bucket elevator 4 that sludge is promoted upwards.Specifically
, hopper 1 is arranged in underground, and dummy car, which is moved to the top of hopper 1 and topples over sludge downwards, can be completed unloading for sludge
It carries, while the setting of hopper 1 is in underground, avoids sludge square accumulation on the ground, save space.In addition, due to storage bin 5
Setting on the ground side, in order to by sludge from the storage bin 5 on 1 internal forwarding to ground of hopper of underground, in first conveyer belt 3
Bucket elevator 4 is set between storage bin 5, and sludge is lifted and be finally transported to storage bin 5 and stored by bucket elevator 4.
Further, boiler sludge co-combustion system is set there are two the discharging group that can work independently, and each discharging group is wrapped
Include hopper 1, the first oscillating feeder 2, first conveyer belt 3 and bucket elevator 4, the discharge port of two bucket elevators 4 with storage bin 5
Feeding inlet connection.Specifically, the transport of dewatered sludge and storing process arrange that boiler sludge co-combustion system is arranged altogether using two-way
There are two discharging groups.Under normal circumstances, two discharging groups are run simultaneously is unloaded and is transported to sludge;And two discharging groups can
With mutual backup, when one of discharging group breaks down or there are when other special circumstances, a discharging group isolated operation
System requirements can be met.
Optionally, in order to monitor the sludge amount of storage inside storage bin 5, storage bin 5 is equipped with high-order level-sensing device 13, low level material
Position meter 14 and continuous material level meter 12.Specifically, the top of storage bin 5 is arranged in continuous material level meter 12, it to be used for real-time monitoring sludge
Amount of storage;High-order level-sensing device 13 and low level level-sensing device 14 are for the situation inside periodic monitor storage bin 5.
Optionally, dummy car is managed for convenience, in a specific embodiment provided by the present application, hopper 1
Top is equipped with the truck scale for measuring dummy car weight.Truck scale is specifically located above hopper 1 and unloads parking stall, and truck scale is set
It is equipped with weight sensor, to carry out Weighing to dummy car, detects the sludge quantity that the transport of each dummy car comes.Truck scale
Working principle and structure can refer to the prior art.
Optionally, it is contemplated that the setting of boiler of power plant inlet is there are two third conveyer belt 15, in the present embodiment, the second conveying
With 7 discharge port be equipped with T-piece splitting valve 8, two discharge ports of triple valve material distributing valve respectively with two thirds at boiler inlet
Conveyer belt 15 connects.Specifically, T-piece splitting valve 8 to the second conveyer belt 7 transport come sludge be allocated after, using itself
Two discharge ports export sludge, realize the transportational process of sludge.In addition, vibration can also be arranged in the coal spout of third conveyer belt 15
Anti- locking device is moved, to avoid coal breakage blockage.
Further, in order to avoid sludge emits bad smell to outside during transportation, in any one above-mentioned embodiment
On the basis of, first conveyer belt 3 and the second conveyer belt 7 are all-sealed conveyer belt.Specifically, in view of sludge can generate less
Odorant pollutant is measured, plant area is be easy to cause to pollute, therefore first conveyer belt 3 and the second conveyer belt 7 use total closed type structure, only
The feeding inlet of first conveyer belt 3 and discharge port are connected to each other with the first oscillating feeder 2 and bucket elevator 4 respectively, and the first conveying
Band 3 is in sludge in enclosure space, so that sludge be avoided to emit bad smell.Second conveyer belt, 7 situation phase
Together, it is not repeating herein.
In order to further mitigate the pollution in discharging storage workshop 01, on the basis of any one above-mentioned embodiment, pot
Furnace sludge co-combustion system further includes air draft system 9, and the air inlet of air draft system 9 and the discharging of boiler sludge co-combustion system store vehicle
Between 01 connection, the pressure fan of the first gas outlet of air draft system 9 and boiler connects, and the second gas outlet of air draft system 9 passes through drum
Blower 10 is connected to outdoor, and activated carbon adsorption device 11 is equipped between air blower 10 and second outlet.
Specifically, air draft system 9 specifically includes the components such as air blower 10, the air inlet of air draft system 9 and discharging store vehicle
Between 01 connection, to be extracted to the air inside discharging storage workshop 01.Boiler is commonly equipped with pressure fan, after extraction
Air can be entered in the boiler of power plant by the first gas outlet and pressure fan, mix burning with sludge in donkey boiler and coal-fired.
Air after extraction can also drain into outdoor environment by the second gas outlet, it is possible to understand that, the sky in discharging storage workshop 01
Gas needs to be cleared up using activated carbon adsorption device 11 or other devices before being expelled to outdoor, removes the peculiar smell in gas, keeps away
Exempt to cause environmental pollution.
Optionally, the air inlet of air draft system 9 is also connect with first conveyer belt 3 or the second conveyer belt 7 or storage bin 5.By
It is all made of enclosed construction in first conveyer belt 3 and the second conveyer belt 7, inner air is easy to be influenced by sludge, while closed
Air in space inevitably passes through feeding inlet and discharge port and leaks to discharging storage workshop 01.Therefore air draft system 9 can also lead to
It crosses associated pipe to connect with first conveyer belt 3, the second conveyer belt 7, so that the two is formed tiny structure, to avoid first conveyer belt 3
It is escaped with the peculiar smell in the enclosure space of the second conveyer belt 7.The air inlet of air draft system 8 can also be connect with storage bin 5, make to store up
Feed bin 5 is in micro-vacuum state, avoids distributing for peculiar smell.
It should be understood that boiler can scavenge to outside during sludge transports to boiler and carries out mixing burning,
It usually requires to be dusted exhaust gas and desulfurization process in actual production process.Such as can specifically using low-carbon combustion device and
SCR denitration is dusted processing using electrostatic precipitator and wet electrical dust precipitator.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Boiler sludge co-combustion system provided by the utility model is described in detail above.Tool used herein
Body example is expounded the principles of the present invention and embodiment, and the above embodiments are only used to help understand
The method and its core concept of the utility model.It should be pointed out that for those skilled in the art, not taking off
Under the premise of from the utility model principle, several improvements and modifications can be made to this utility model, these improvement and modification
It also falls into the protection scope of the utility model claims.