CN109852427A - Raw material fine coal transport column for gasification furnace high-pressure chamber plugs changing device and method - Google Patents
Raw material fine coal transport column for gasification furnace high-pressure chamber plugs changing device and method Download PDFInfo
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- CN109852427A CN109852427A CN201910134622.6A CN201910134622A CN109852427A CN 109852427 A CN109852427 A CN 109852427A CN 201910134622 A CN201910134622 A CN 201910134622A CN 109852427 A CN109852427 A CN 109852427A
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- 239000003245 coal Substances 0.000 title claims abstract description 349
- 238000002309 gasification Methods 0.000 title claims abstract description 132
- 239000002994 raw material Substances 0.000 title claims abstract description 72
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000007789 sealing Methods 0.000 claims abstract description 206
- 238000006073 displacement reaction Methods 0.000 claims abstract description 20
- 239000000843 powder Substances 0.000 claims description 11
- 230000033001 locomotion Effects 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 235000013312 flour Nutrition 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000032258 transport Effects 0.000 description 11
- 238000002360 preparation method Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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Abstract
A kind of raw material fine coal transport column for gasification furnace high-pressure chamber plugs changing device and method, belongs to raw material fine coal conveying displacement apparatus and method.The plunger of displacement apparatus is located in plunger case, is connected with plunger driving device in one end of plunger case, the plunger connection in the drive rod and plunger case of plunger driving device；It is connected with charging fine coal sealing valve in the other end of plunger case, charging fine coal sealing valve is connected to the raw material fine coal feed inlet of gasification furnace high-pressure chamber；Plunger case inlet valve is connected on the plunger casing wall of inlet valve one end, plunger case inlet valve is connect with fine coal conveyance conduit.Advantage: present device is few, and device structure is simple, efficient, energy conservation, long service life.Sealing effect is good, and noise is small, and failure rate is low, consumes energy low, space occupancy rate is low.Reduction system capital investment.Equipment globality is strong, debugging easy to install, and maintenance is simple.High pressure, sealing conveying gasification furnace high-pressure chamber raw material fine coal, improve working efficiency, realize energy-efficient effect.
Description
Technical field
It is especially a kind of for gasification furnace high-pressure chamber the present invention relates to a kind of raw material fine coal conveying displacement apparatus and method
Raw material fine coal transport column plugs changing device and method.
Background technique
Currently, providing equipment used in fine coal raw material for gasification furnace high-pressure chamber is lock hopper pressurization storehouse and fine coal high pressure
Gas generating equipment is conveyed, provides fine coal to gasification furnace high-pressure chamber using the raw material fine coal in high pressure gas push lock hopper pressurization storehouse
Raw material, will be pressurizeed storehouse with the fine coal high-pressure delivery gas displacement fine coal raw material with lock hopper pressurization storehouse same volume, lock hopper each time
After interior fine coal is transported to high-pressure chamber, the high pressure gas in lock hopper pressurization storehouse, which will be depressurized all, discharges into the atmosphere, and both needs to put into
Huge fund builds high-pressure delivery gas generating equipment, while wasting a large amount of energy.
Used lock hopper pressurization storehouse is that have fine coal raw material delivery outlet on lock hopper pressurization storehouse, the fine coal raw material delivery outlet
It is connect with the fine coal raw material input terminal of gasification furnace high-pressure chamber, there are also fine coal material inlet and fine coal high-pressure delivery gas in lock hopper
Body feed inlet.When work, fine coal raw material is added from the fine coal material inlet of lock hopper, then seals the feed inlet of fine coal raw material
It closes, then is filled with fine coal high-pressure delivery gas from fine coal high-pressure delivery gas feed mouth, reach high pressure to pressure in lock hopper pressurization storehouse
In storehouse after pressure, the feed inlet of gasification furnace high-pressure chamber is opened, with the fine coal high-pressure delivery gas of equal volume and pressure by lock hopper
Interior fine coal raw material is added in gasification furnace high-pressure chamber, after charging, is closed the feed inlet of gasification furnace high-pressure chamber, is emptied lock hopper
The interior fine coal high-pressure delivery gas with lock hopper pressurization storehouse equal volume, a conveying process terminate.Such continuous repetitive segment
Formula conveying process.
So far, the equipment of the prior art is to convey fine coal raw material using the gas displacement of fine coal high-pressure delivery, is replaced
Cheng Hou needs to empty the fine coal high-pressure delivery gas in lock hopper, and operating cost is high, in exhaust process, fine coal high-pressure delivery gas
Body entrainment portions fine coal, polluted surrounding enviroment；It needs to put into fine coal high-pressure delivery gas Preparation equipment processed in its transmission process
With the processing fine coal high-pressure delivery gas apparatus such as lock hopper, equipment investment fund is huge, and the power of high pressure gas Preparation equipment and
Noise is very big, causes waste to the energy in actual motion, causes pollution to environment, and device structure is complicated, difficult in maintenance.
Summary of the invention
The invention aims to provide a kind of raw material fine coal transport column for gasification furnace high-pressure chamber plug changing device and
Method solves in the prior art, and to maintain, the equipment investment fund of gasification furnace high-pressure chamber normal operation is huge, operating cost is high
Problem；Guarantee to realize the conveying of fine coal raw material under the premise of reducing equipment volume and zero spare part quantity, and energy can be greatlyd save
Source.
The object of the present invention is achieved like this: the present invention includes that raw material fine coal transport column plugs changing device and displacement side
Method；
Displacement apparatus includes: plunger case, plunger, plunger driving device, fine coal conveyance conduit, plunger case inlet valve, charging fine coal
Sealing valve and power station；
Plunger is located in plunger case, is connected with plunger driving device in one end of plunger case, the drive rod of plunger driving device with
Plunger connection in plunger case, plunger driving device drive plunger to realize drive actions；
It is connected with charging fine coal sealing valve in the other end of plunger case, charging fine coal sealing valve is connected to the original of gasification furnace high-pressure chamber
Feed powder coal feed inlet；
Plunger case inlet valve is connected on the plunger casing wall of inlet valve one end, plunger case inlet valve and fine coal conveyance conduit connect
It connects；
Power station drives plunger driving device and plunger case charging valve drive, gasification furnace high-pressure chamber charging fine coal sealing valve to drive
Dynamic device respectively drives plunger push-and-pull, plunger case inlet valve, gasification furnace high-pressure chamber charging fine coal seal threshold switch, realization feeding,
Suction, charging, closing movement.
The charging fine coal sealing valve includes: gasification furnace high-pressure chamber charging fine coal sealing valve and the charging of gasification furnace high-pressure chamber
Fine coal seals valve drive；Gasification furnace high-pressure chamber charging fine coal sealing valve is mounted in connecting pipe, in gasification furnace high-pressure chamber
The upper end of charging fine coal sealing valve is connected with gasification furnace high-pressure chamber charging fine coal sealing valve drive, passes through gasification furnace high-pressure chamber
The drive actions for feeding fine coal sealing valve drive close or open gasification furnace high-pressure chamber charging fine coal sealing valve.
The charging fine coal sealing valve includes: high-pressure chamber charging lock hopper valve, gasification furnace high-pressure chamber charging fine coal sealing valve
Valve drive is sealed with gasification furnace high-pressure chamber charging fine coal；Gasification furnace high-pressure chamber charging fine coal sealing valve is mounted on connecting pipe
On, high-pressure chamber charging lock hopper valve is connected on pipeline；Gasification furnace high-pressure chamber, which feeds fine coal sealing valve and fed by high-pressure chamber, to be locked
Bucket valve is connected with gasification furnace high-pressure chamber；Gasification furnace high-pressure chamber charging fine coal sealing valve upper end be connected with gasification furnace high-pressure chamber into
Feed powder coal sealing valve drive is set, and is fed the drive actions that fine coal seals valve drive by gasification furnace high-pressure chamber, is closed
Or it opens gasification furnace high-pressure chamber and feeds fine coal sealing valve.
The plunger case inlet valve includes: fine coal sealing valve, driving device, level-one fine coal sealing valve, level-one driving dress
It sets and cushion chamber；Have connecting pipe at the both ends of cushion chamber, be connected separately in the connecting pipe at both ends fine coal sealing valve and
Level-one fine coal sealing valve；Fine coal sealing valve and level-one fine coal sealing valve are installed in connecting pipe；In fine coal sealing valve and one
Driving device and level-one driving device are connected separately in grade fine coal sealing valve.
The plunger case inlet valve includes: fine coal sealing valve, lock hopper valve, driving device, level-one fine coal sealing valve, level-one
Driving device and cushion chamber；There is connecting pipe at the both ends of cushion chamber, in the connecting pipe at both ends, one end is connected with first level flour
Coal sealing valve, the other end are connect by lock hopper valve with fine coal sealing valve；Fine coal sealing valve and level-one fine coal sealing valve are installed in
In connecting pipe；Driving device and level-one driving device are connected separately in fine coal sealing valve and level-one fine coal sealing valve.
The plunger case inlet valve includes: lock hopper valve, level-one fine coal sealing valve, level-one driving device and cushion chamber；?
There is connecting pipe at the both ends of cushion chamber, and in the connecting pipe at both ends, one end is connected with level-one fine coal sealing valve, other end connection
There is lock hopper valve；Level-one fine coal sealing valve is mounted in connecting pipe；Level-one driving device is connected in level-one fine coal sealing valve；
Or the plunger case inlet valve includes: level-one fine coal sealing valve, level-one driving device and cushion chamber；In cushion chamber
There is connecting pipe at both ends, and level-one fine coal sealing valve is connected in connecting pipe at one end；Level-one fine coal sealing valve is mounted on company
On adapter tube road；Level-one driving device is connected in level-one fine coal sealing valve.
It is to seal to fine coal that the gasification furnace high-pressure chamber, which feeds fine coal sealing valve, fine coal sealing valve, level-one fine coal sealing valve,
The valve closed.
The plunger driving device, driving device, level-one driving device, gasification furnace high-pressure chamber charging fine coal sealing valve are driven
Dynamic device is fluid pressure drive device；It or is pneumatic actuating device；It or is electric mechanical driving device.
The power station is hydraulic power source；Either pneumatic source；Either motor machine power source.
Method of replacing, the specific steps are as follows:
(1) when bringing into operation, system is initialized；It closes level-one fine coal sealing valve and gasification furnace high-pressure chamber feeds fine coal sealing valve,
Open fine coal sealing valve；Plunger is located at inlet valve one end of plunger case, terminates at plunger case inlet valve upper port；
(2) raw material fine coal enters cushion chamber by fine coal conveyance conduit；
(3) when raw material fine coal enters cushion chamber completion, fine coal sealing valve is closed, opens level-one fine coal sealing valve；Gasification furnace at this time
High-pressure chamber charging fine coal sealing valve is in close state；
(4) plunger rises, and the raw material fine coal in cushion chamber is sucked into plunger case by level-one fine coal sealing valve；
(5) after the completion of plunger suction, level-one fine coal sealing valve is closed, and gasification furnace high-pressure chamber feeds fine coal sealing valve opening, fine coal
Sealing valve is opened, and plunger promotes raw material fine coal close by gasification furnace high-pressure chamber charging fine coal under the action of plunger driving device
Envelope valve enters gasification furnace high-pressure chamber, inputs raw material fine coal for gasification furnace high-pressure chamber；
(6) while raw material fine coal enters gasification furnace high-pressure chamber by gasification furnace high-pressure chamber charging fine coal sealing valve, raw material fine coal
Enter cushion chamber by fine coal conveyance conduit, the conveying process after repeating step (2)；
(7) the above steps are repeated, the uninterrupted isometric displacement for completing plunger and fine coal, realizes the high pressure sealing conveying of fine coal.
Beneficial effect, as the above scheme is adopted, raw material fine coal transport column plug changing device, include pipeline, dynamical system
System and plunger, fine coal sealing valve, lock hopper valve and cushion chamber, device structure is simple, easy to maintain, with this instead of invest it is huge and
Bulky lock hopper pressurization storehouse simultaneously reduces fine coal high-pressure delivery gas Preparation equipment；Using power station as power, plunger actuation
Device pushes plunger, while cooperating the switching of each fine coal sealing valve, completes isometric displacement of plunger and fine coal, realizes
Plunger and being replaced in equal volume to gasification furnace high-pressure chamber for raw material fine coal convey fine coal, instead of with fine coal high-pressure delivery gas and original
The mode of feed powder coal replaced in equal volume to gasification furnace high-pressure chamber conveying fine coal, has prevented when high pressure gas Preparation equipment is run
Power and the very big problem of noise, save the fine coal high-pressure delivery gas replaced in equal volume, greatly reduce use cost；Together
When, the problem of also having prevented in exhaust process, fine coal high-pressure delivery gas entrainment portions fine coal, polluted surrounding enviroment, greatly
The pollution to environment is reduced greatly；Raw material fine coal is uninterruptedly conveyed in sealed states in the form of high pressure, is avoided
Gasification furnace high-pressure chamber interruption provides the non-uniform combustion of raw material fine coal, and the pipe high-pressure suitable for gasification furnace high-pressure chamber raw material fine coal is close
The uninterrupted conveying of envelope.It the use of power station is driving source, power station mentions for the related driving device that fine coal transport column plugs changing device
For power.
The raw material fine coal transport column of gasification furnace high-pressure chamber plugs changing device, and the every push of displacement plunger can once save and column
The equal high pressure gas of cock body product, by 2000 tons of day output, vapor pressure 5mpa gasification furnace high-pressure chamber for, fine coal conveying
Plunger displacement apparatus can save 4000 side of high pressure gas of 5mpa pressure daily, and Social benefit and economic benefit is all very significant.
It solves in the prior art, to maintain, the equipment investment fund of gasification furnace high-pressure chamber normal combustion operation is huge, transports
Row problem at high cost, has reached the purpose of the present invention.
Advantage: (1) present system equipment is few, and device structure is simple, efficient, long service life.
(2) sealing effect is good, and noise is small, consumes energy low, space occupancy rate is low.
(3) reduce system capital investment, save earlier infusion of financial resources.
(4) diminution of plant section and volume realizes the convenience of plant maintenance maintenance, and the use in space is more certainly
Such as.
(5) equipment globality is strong, and debugging easy to install, failure rate is low, and maintenance is simple.
(6) high pressure, sealing transferring raw material fine coal, improve working efficiency, energy-saving effect is significant, protects environment.
Detailed description of the invention
Fig. 1 is first embodiment of the present invention structure chart.
Fig. 2 is first embodiment of the present invention plunger case inlet valve structure chart.
Fig. 3 is first embodiment of the present invention charging fine coal seal valve structure figure.
Fig. 4 is second embodiment of the present invention structure chart.
Fig. 5 is second embodiment of the present invention plunger case inlet valve structure chart.
Fig. 6 is second embodiment of the present invention charging fine coal seal valve structure figure.
Fig. 7 is third embodiment of the present invention structure chart.
Fig. 8 is third embodiment of the present invention plunger case inlet valve structure chart.
Fig. 9 is fourth embodiment of the present invention structure chart.
Figure 10 is fourth embodiment of the present invention plunger case inlet valve structure chart.
In figure, 1, gasification furnace high-pressure chamber；2, high-pressure chamber feeds lock hopper valve；3, gasification furnace high-pressure chamber feeds fine coal sealing valve；
4, fine coal sealing valve；5, lock hopper valve；6, plunger case；7, plunger；8, cushion chamber；9, level-one fine coal sealing valve；10, plunger actuation fills
It sets；11, driving device；12, level-one driving device；13, gasification furnace high-pressure chamber charging fine coal seals valve drive；14, fine coal
Conveyance conduit.
Specific embodiment
Embodiment 1: the present invention includes that raw material fine coal transport column plugs changing device and method of replacing.
The displacement apparatus includes: plunger case 6, plunger 7, plunger driving device 10, fine coal conveyance conduit 14, plunger case
Inlet valve, charging fine coal sealing valve and power station；
Plunger 7 is located in plunger case 6, is connected with plunger driving device 10, the drive of plunger driving device 10 in one end of plunger case 6
Lever is connect with the plunger 7 in plunger case 6, and plunger driving device 10 drives plunger 7 to realize drive actions；
It is connected with charging fine coal sealing valve in the other end of plunger case 6, charging fine coal sealing valve is connected to gasification furnace high-pressure chamber
Raw material fine coal feed inlet；
Plunger case inlet valve, plunger case inlet valve and fine coal conveyance conduit 14 are connected on 6 wall of plunger case of inlet valve one end
Connection；
Power station drives plunger driving device 10 and plunger case charging valve drive, gasification furnace high-pressure chamber to feed fine coal sealing valve
Driving device 13 respectively drives the push-and-pull of plunger 7, plunger case inlet valve, gasification furnace high-pressure chamber charging fine coal sealing threshold switch, realizes
Feeding, suction, charging, closing movement.
The charging fine coal sealing valve include: gasification furnace high-pressure chamber charging fine coal sealing valve 3 and gasification furnace high-pressure chamber into
Feed powder coal seals valve drive 13；
Gasification furnace high-pressure chamber charging fine coal sealing valve 3 is mounted in connecting pipe, feeds fine coal sealing valve 3 in gasification furnace high-pressure chamber
Upper end be connected with gasification furnace high-pressure chamber charging fine coal sealing valve drive 13, pass through gasification furnace high-pressure chamber feed fine coal sealing
The drive actions of valve drive 13 close or open gasification furnace high-pressure chamber charging fine coal sealing valve 3.
The plunger case inlet valve includes: fine coal sealing valve 4, driving device 11, level-one fine coal sealing valve 9, level-one drive
Dynamic device 12 and cushion chamber 8；
There is connecting pipe at the both ends of cushion chamber 8, fine coal sealing valve 4 and first level flour are connected separately in the connecting pipe at both ends
Coal sealing valve 9；Fine coal sealing valve 4 and level-one fine coal sealing valve 9 are installed in connecting pipe；In fine coal sealing valve 4 and level-one
Driving device 11 and level-one driving device 12 are connected separately in fine coal sealing valve 9.
It is to fine coal that the gasification furnace high-pressure chamber, which feeds fine coal sealing valve 3, fine coal sealing valve 4, level-one fine coal sealing valve 9,
Closed valve.
The plunger driving device 10, driving device 11, level-one driving device 12, gasification furnace high-pressure chamber charging fine coal are close
Envelope valve drive 13 is fluid pressure drive device；It or is pneumatic actuating device；It or is electric mechanical driving device.
The power station is hydraulic power source；Either pneumatic source；Either motor machine power source.
The method of replacing, the specific steps are as follows:
(1) when bringing into operation, system is initialized；It closes level-one fine coal sealing valve 9 and gasification furnace high-pressure chamber feeds fine coal sealing valve
3, open fine coal sealing valve 4；Plunger 7 is located at inlet valve one end of plunger case 6, terminates at plunger case inlet valve upper port；
(2) raw material fine coal enters cushion chamber 8 by fine coal conveyance conduit 14；
(3) when raw material fine coal enters the completion of cushion chamber 8, fine coal sealing valve 4 is closed, opens level-one fine coal sealing valve 9；Gasify at this time
Furnace high-pressure chamber charging fine coal sealing valve 3 is in close state；
(4) plunger 7 rises, and the raw material fine coal in cushion chamber 8 is sucked into plunger case 6 by level-one fine coal sealing valve 9；
(5) after the completion of 7 suction of plunger, level-one fine coal sealing valve 9 is closed, and gasification furnace high-pressure chamber feeds the opening of fine coal sealing valve 3, powder
Coal sealing valve 4 is opened, and plunger 7 promotes raw material fine coal to feed by gasification furnace high-pressure chamber under the action of plunger push-pull device at fixed 10
Fine coal sealing valve 3 enters gasification furnace high-pressure chamber, inputs raw material fine coal for gasification furnace high-pressure chamber；
(6) while raw material fine coal enters gasification furnace high-pressure chamber by gasification furnace high-pressure chamber charging fine coal sealing valve 3, raw material fine coal
Enter cushion chamber 8 by fine coal conveyance conduit 14, the conveying process after repeating step (2)；
(7) the above steps are repeated, the uninterrupted isometric displacement for completing plunger and fine coal, realizes the high pressure sealing conveying of fine coal.
The raw material fine coal transport column of gasification furnace high-pressure chamber plugs changing device, and the every push of displacement plunger can once save and column
The equal high pressure gas of cock body product, by 2000 tons of day output, vapor pressure 5mpa gasification furnace high-pressure chamber for, fine coal conveying
Plunger displacement apparatus can save 4000 side of high pressure gas of 5mpa pressure daily, and Social benefit and economic benefit is all very significant.
Embodiment 2: the present invention includes that raw material fine coal transport column plugs changing device and method of replacing.
The displacement apparatus includes: high-pressure chamber charging lock hopper valve 2, lock hopper valve 5, plunger case 6, plunger 7, plunger actuation dress
Set 10, fine coal conveyance conduit 14, plunger case inlet valve, charging fine coal sealing valve and power station；
Plunger 7 is located in plunger case 6, is connected with plunger driving device 10, the drive of plunger driving device 10 in one end of plunger case 6
Lever is connect with the plunger 7 in plunger case 6, and plunger driving device 10 drives plunger 7 to realize drive actions；
It is connected with charging fine coal sealing valve in the other end of plunger case 6, charging fine coal sealing valve feeds lock hopper valve 2 by high-pressure chamber
It is connected to the raw material fine coal feed inlet of gasification furnace high-pressure chamber；
Plunger case inlet valve is connected on 6 wall of plunger case of inlet valve one end, plunger case inlet valve passes through lock hopper valve 5 and fine coal
Conveyance conduit 14 connects；
Power station drives plunger driving device 10 and plunger case charging valve drive, gasification furnace high-pressure chamber to feed fine coal sealing valve
Driving device 13 respectively drives the push-and-pull of plunger 7, plunger case inlet valve, gasification furnace high-pressure chamber charging fine coal sealing threshold switch, realizes
Feeding, suction, charging, closing movement.
The charging fine coal sealing valve includes: high-pressure chamber charging lock hopper valve 2, gasification furnace high-pressure chamber charging fine coal sealing valve
3 and gasification furnace high-pressure chamber charging fine coal seal valve drive 13；
Gasification furnace high-pressure chamber charging fine coal sealing valve 3 is mounted in connecting pipe, and high-pressure chamber charging lock hopper is connected on pipeline
Valve 2；Gasification furnace high-pressure chamber feeds fine coal sealing valve 3 and is connected by high-pressure chamber charging lock hopper valve 2 with gasification furnace high-pressure chamber；Gasifying
The upper end of furnace high-pressure chamber charging fine coal sealing valve 3 is connected with gasification furnace high-pressure chamber charging fine coal sealing valve drive 13, passes through
Gasification furnace high-pressure chamber feeds the drive actions of fine coal sealing valve drive 13, closes or opens gasification furnace high-pressure chamber charging fine coal
Sealing valve 3.
The plunger case inlet valve includes: fine coal sealing valve 4, lock hopper valve 5, driving device 11, level-one fine coal sealing valve
9, level-one driving device 12 and cushion chamber 8；
There is connecting pipe at the both ends of cushion chamber 8, in the connecting pipe at both ends, one end is connected with level-one fine coal sealing valve 9, separately
One end is connect by lock hopper valve 5 with fine coal sealing valve 4；Fine coal sealing valve 4 and level-one fine coal sealing valve 9 are installed in connecting pipe
On；Driving device 11 and level-one driving device 12 are connected separately in fine coal sealing valve 4 and level-one fine coal sealing valve 9.
The method of replacing, the specific steps are as follows:
(1) when bringing into operation, system is initialized；High-pressure chamber feeds lock hopper valve 2, lock hopper valve 5 is normally open；Close level-one fine coal
Sealing valve 9 and gasification furnace high-pressure chamber feed fine coal sealing valve 3, open fine coal sealing valve 4；Plunger 7 is located at the inlet valve of plunger case 6
One end terminates at plunger case inlet valve upper port；
(2) raw material fine coal enters cushion chamber 8 by fine coal conveyance conduit 14, lock hopper valve 5；
(3) when raw material fine coal enters the completion of cushion chamber 8, fine coal sealing valve 4 is closed, opens level-one fine coal sealing valve 9；Gasify at this time
Furnace high-pressure chamber charging fine coal sealing valve 3 is in close state；
(4) plunger 7 rises, and the raw material fine coal in cushion chamber 8 is sucked into plunger case 6 by fine coal sealing valve 4；
(5) after the completion of 7 suction of plunger, level-one fine coal sealing valve 9 is closed, and gasification furnace high-pressure chamber feeds the opening of fine coal sealing valve 3, powder
Coal sealing valve 4 is opened, and plunger 7 promotes raw material fine coal to feed by gasification furnace high-pressure chamber under the action of plunger driving device 10
Fine coal sealing valve 3, high-pressure chamber charging lock hopper valve 2 enter gasification furnace high-pressure chamber, input raw material fine coal for gasification furnace high-pressure chamber；
(6) while raw material fine coal enters gasification furnace high-pressure chamber by gasification furnace high-pressure chamber charging fine coal sealing valve 3, raw material fine coal
Enter cushion chamber 8 by fine coal conveyance conduit 14, lock hopper valve 5, the conveying process after repeating step (2)；
(7) the above steps are repeated, the uninterrupted isometric displacement for completing plunger and fine coal, realizes the high pressure sealing conveying of fine coal.
High-pressure chamber feeds lock hopper valve 2 and lock hopper valve 5, is in off state when system stops and replacing.
It is to fine coal that the gasification furnace high-pressure chamber, which feeds fine coal sealing valve 3, fine coal sealing valve 4, level-one fine coal sealing valve 9,
Closed valve.
The plunger driving device 10, driving device 11, level-one driving device 12, gasification furnace high-pressure chamber charging fine coal are close
Envelope valve drive 13 is fluid pressure drive device；It or is pneumatic actuating device；It or is electric mechanical driving device.
The power station is hydraulic power source；Either pneumatic source；Either motor machine power source.
Embodiment 3: the plunger case inlet valve includes: level-one fine coal sealing valve 9, level-one driving device 12 and cushion chamber
8；There is connecting pipe at the both ends of cushion chamber 8, level-one fine coal sealing valve 9 is connected in connecting pipe at one end；Level-one fine coal
Sealing valve 9 is mounted in connecting pipe；Level-one driving device 12 is connected in level-one fine coal sealing valve 9.
Other are same with implementation 1.
Embodiment 4: the plunger case inlet valve includes: lock hopper valve 5, level-one fine coal sealing valve 9, level-one driving device 12
With cushion chamber 8；There is connecting pipe at the both ends of cushion chamber 8, in the connecting pipe at both ends, one end is connected with the sealing of level-one fine coal
Valve 9, the other end are connected with lock hopper valve 5；Level-one fine coal sealing valve 9 is mounted in connecting pipe；Connect in level-one fine coal sealing valve 9
It is connected to level-one driving device 12.
It is other same with embodiment 2.
Claims (10)
1. a kind of raw material fine coal transport column for gasification furnace high-pressure chamber plugs changing device, it is characterized in that: displacement apparatus includes: column
Plug cylinder, plunger, plunger driving device, fine coal conveyance conduit, plunger case inlet valve, charging fine coal sealing valve and power station；
Plunger is located in plunger case, is connected with plunger driving device in one end of plunger case, the drive rod of plunger driving device with
Plunger connection in plunger case, plunger driving device drive plunger to realize drive actions；
It is connected with charging fine coal sealing valve in the other end of plunger case, charging fine coal sealing valve is connected to the original of gasification furnace high-pressure chamber
Feed powder coal feed inlet；
Plunger case inlet valve is connected on the plunger casing wall of inlet valve one end, plunger case inlet valve and fine coal conveyance conduit connect
It connects；
Power station drives plunger driving device and plunger case charging valve drive, gasification furnace high-pressure chamber charging fine coal sealing valve to drive
Dynamic device respectively drives plunger push-and-pull, plunger case inlet valve, gasification furnace high-pressure chamber charging fine coal seal threshold switch, realization feeding,
Suction, charging, closing movement.
2. a kind of raw material fine coal transport column for gasification furnace high-pressure chamber according to claim 1 plugs changing device, special
Sign is: the charging fine coal sealing valve includes: gasification furnace high-pressure chamber charging fine coal sealing valve and gasification furnace high-pressure chamber charging powder
Coal seals valve drive；Gasification furnace high-pressure chamber charging fine coal sealing valve be mounted in connecting pipe, gasification furnace high-pressure chamber into
The upper end of feed powder coal sealing valve be connected with gasification furnace high-pressure chamber charging fine coal sealing valve drive, by gasification furnace high-pressure chamber into
Feed powder coal seals the drive actions of valve drive, closes or opens gasification furnace high-pressure chamber charging fine coal sealing valve.
3. a kind of raw material fine coal transport column for gasification furnace high-pressure chamber according to claim 1 plugs changing device, special
Sign is: the charging fine coal sealing valve include: high-pressure chamber charging lock hopper valve, gasification furnace high-pressure chamber charging fine coal sealing valve it is gentle
Change furnace high-pressure chamber charging fine coal and seals valve drive；Gasification furnace high-pressure chamber charging fine coal sealing valve is mounted in connecting pipe,
High-pressure chamber charging lock hopper valve is connected on pipeline；Gasification furnace high-pressure chamber feeds fine coal sealing valve high-pressure chamber and passes through charging lock hopper valve
It is connected with gasification furnace high-pressure chamber；Gasification furnace high-pressure chamber charging powder is connected in the upper end of gasification furnace high-pressure chamber charging fine coal sealing valve
Coal seals valve drive, feeds the drive actions that fine coal seals valve drive by gasification furnace high-pressure chamber, closes or opens
Gasification furnace high-pressure chamber feeds fine coal sealing valve.
4. a kind of raw material fine coal transport column for gasification furnace high-pressure chamber according to claim 1 plugs changing device, special
Sign is: the plunger case inlet valve include: fine coal sealing valve, driving device, level-one fine coal sealing valve, level-one driving device and
Cushion chamber；There is connecting pipe at the both ends of cushion chamber, fine coal sealing valve and level-one are connected separately in the connecting pipe at both ends
Fine coal sealing valve；Fine coal sealing valve and level-one fine coal sealing valve are installed in connecting pipe；In fine coal sealing valve and first level flour
Driving device and level-one driving device are connected separately in coal sealing valve.
5. a kind of raw material fine coal transport column for gasification furnace high-pressure chamber according to claim 1 plugs changing device, special
Sign is: the plunger case inlet valve includes: fine coal sealing valve, lock hopper valve, driving device, level-one fine coal sealing valve, level-one drive
Dynamic device and cushion chamber；There is connecting pipe at the both ends of cushion chamber, in the connecting pipe at both ends, one end is connected with level-one fine coal
Sealing valve, the other end are connect by lock hopper valve with fine coal sealing valve；Fine coal sealing valve and level-one fine coal sealing valve are installed in company
On adapter tube road；Driving device and level-one driving device are connected separately in fine coal sealing valve and level-one fine coal sealing valve.
6. a kind of raw material fine coal transport column for gasification furnace high-pressure chamber according to claim 1 plugs changing device, special
Sign is: the plunger case inlet valve includes: lock hopper valve, level-one fine coal sealing valve, level-one driving device and cushion chamber；It is buffering
There is connecting pipe at the both ends of chamber, and in the connecting pipe at both ends, one end is connected with level-one fine coal sealing valve, and the other end is connected with lock
Struggle against valve；Level-one fine coal sealing valve is mounted in connecting pipe；Level-one driving device is connected in level-one fine coal sealing valve；
Or the plunger case inlet valve includes: level-one fine coal sealing valve, level-one driving device and cushion chamber；In cushion chamber
There is connecting pipe at both ends, and level-one fine coal sealing valve is connected in connecting pipe at one end；Level-one fine coal sealing valve is mounted on company
On adapter tube road；Level-one driving device is connected in level-one fine coal sealing valve.
7. a kind of raw material fine coal transport column for gasification furnace high-pressure chamber according to claim 2 and 4 plugs changing device,
Be characterized in: it is to close to fine coal that the gasification furnace high-pressure chamber, which feeds fine coal sealing valve, fine coal sealing valve, level-one fine coal sealing valve,
Valve.
8. according to claim 1, a kind of raw material fine coal transport column for gasification furnace high-pressure chamber described in 2 and 4 plugs changing device,
It is characterized in that: the plunger driving device, driving device, level-one driving device, gasification furnace high-pressure chamber feed fine coal sealing valve
Driving device is fluid pressure drive device；It or is pneumatic actuating device；It or is electric mechanical driving device.
9. a kind of raw material fine coal transport column for gasification furnace high-pressure chamber according to claim 1 plugs changing device, special
Sign is: the power station is hydraulic power source；Either pneumatic source；Either motor machine power source.
10. a kind of displacement side described in claim 1 for plugging changing device for the raw material fine coal transport column of gasification furnace high-pressure chamber
Method, it is characterized in that: method of replacing, the specific steps are as follows:
(1) when bringing into operation, system is initialized；It closes level-one fine coal sealing valve and gasification furnace high-pressure chamber feeds fine coal sealing valve,
Open fine coal sealing valve；Plunger is located at inlet valve one end of plunger case, terminates at plunger case inlet valve upper port；
(2) raw material fine coal enters cushion chamber by fine coal conveyance conduit；
(3) when raw material fine coal enters cushion chamber completion, fine coal sealing valve is closed, opens level-one fine coal sealing valve；Gasification furnace at this time
High-pressure chamber charging fine coal sealing valve is in close state；
(4) plunger rises, and the raw material fine coal in cushion chamber is sucked into plunger case by level-one fine coal sealing valve；
(5) after the completion of plunger suction, level-one fine coal sealing valve is closed, and gasification furnace high-pressure chamber feeds fine coal sealing valve opening, fine coal
Sealing valve is opened, and plunger promotes raw material fine coal close by gasification furnace high-pressure chamber charging fine coal under the action of plunger driving device
Envelope valve enters gasification furnace high-pressure chamber, inputs raw material fine coal for gasification furnace high-pressure chamber；
(6) while raw material fine coal enters gasification furnace high-pressure chamber by gasification furnace high-pressure chamber charging fine coal sealing valve, raw material fine coal
Enter cushion chamber by fine coal conveyance conduit, the conveying process after repeating step (2)；
(7) the above steps are repeated, the uninterrupted isometric displacement for completing plunger and fine coal, realizes the high pressure sealing conveying of fine coal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910134622.6A CN109852427A (en) | 2019-02-23 | 2019-02-23 | Raw material fine coal transport column for gasification furnace high-pressure chamber plugs changing device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910134622.6A CN109852427A (en) | 2019-02-23 | 2019-02-23 | Raw material fine coal transport column for gasification furnace high-pressure chamber plugs changing device and method |
Publications (1)
| Publication Number | Publication Date |
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| CN109852427A true CN109852427A (en) | 2019-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910134622.6A Pending CN109852427A (en) | 2019-02-23 | 2019-02-23 | Raw material fine coal transport column for gasification furnace high-pressure chamber plugs changing device and method |
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| Country | Link |
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| CN (1) | CN109852427A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205312635U (en) * | 2016-01-26 | 2016-06-15 | 张文明 | Hydraulic pressure duplex plunger dry powder pump unit |
| CN209685709U (en) * | 2019-02-23 | 2019-11-26 | 徐州矿源环保科技有限公司 | A kind of raw material fine coal transport column for gasification furnace high-pressure chamber plugs changing device |
-
2019
- 2019-02-23 CN CN201910134622.6A patent/CN109852427A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205312635U (en) * | 2016-01-26 | 2016-06-15 | 张文明 | Hydraulic pressure duplex plunger dry powder pump unit |
| CN209685709U (en) * | 2019-02-23 | 2019-11-26 | 徐州矿源环保科技有限公司 | A kind of raw material fine coal transport column for gasification furnace high-pressure chamber plugs changing device |
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Effective date of registration: 20191106 Address after: 221150 Dapeng Town Industrial Park, Tongshan District, Xuzhou City, Jiangsu Province (Xuzhou Mining Source Environmental Protection Technology Co., Ltd.) Applicant after: Xuzhou Kuangyuan Environmental Protection Technology Co., Ltd Address before: 221150 Dapeng Town Industrial Park, Tongshan District, Xuzhou City, Jiangsu Province (Xuzhou Mining Source Environmental Protection Technology Co., Ltd.) Applicant before: Zhang Wenming |
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Address after: 221000 Dapeng Town Industrial Park, Tongshan District, Xuzhou City, Jiangsu Province Applicant after: Jiangsu Kuangyuan Environmental Protection Technology Co.,Ltd. Address before: 221150 Dapeng Town Industrial Park, Tongshan District, Xuzhou City, Jiangsu Province Applicant before: Xuzhou Kuangyuan Environmental Protection Technology Co.,Ltd. |
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