CN206337230U - A kind of lock hopper sluicing presses cleaning system - Google Patents
A kind of lock hopper sluicing presses cleaning system Download PDFInfo
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- CN206337230U CN206337230U CN201621387806.1U CN201621387806U CN206337230U CN 206337230 U CN206337230 U CN 206337230U CN 201621387806 U CN201621387806 U CN 201621387806U CN 206337230 U CN206337230 U CN 206337230U
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- coal
- sluicing
- deslagging
- lock hopper
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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Abstract
Cleaning system is pressed the utility model discloses a kind of lock hopper sluicing, feed bin, coal buffering bucket, coal lock hopper, gasification furnace, deslagging buffering bucket and deslagging lock hopper including passing sequentially through valve connection, the gas injection port of coal buffering bucket is connected with the gas injection port of coal lock hopper by the coal balance pipe provided with coal balanced valve, and the gas injection port of deslagging buffering bucket is connected with the gas injection port of deslagging lock hopper by the deslagging balance pipe provided with deslagging balanced valve；It also includes sluicing and presses unit and purifying and dedusting unit, and one end of the coal sluicing pressure pipe of sluicing pressure unit is connected with coal lock hopper, and the other end of coal sluicing pressure pipe is connected with the first relief tube of purifying and dedusting unit.Gasification furnace sluicing pressure is carried out using the utility model, the discharge capacity of gases at high pressure is effectively reduced, greatly improves efficiency of energy utilization；And dust separation effect is good；Solve lock hopper filter in original system to be easily broken off, the problem of equipment easily fails.
Description
Technical field：
The utility model belongs to chemical technology field, more particularly to a kind of lock hopper sluicing pressure cleaning system.
Background technology：
In the pressurized coal gasification device such as fixed bed, air flow bed, it is required to complete feed coal (fine coal/block using lock hopper
Coal) continuous pressure conveying or cinder discharge.Because gasification furnace is press device, in transferring raw material coal or tapping process,
To realize the conveying between material high-low pressure, lock hopper needs that sluicing press operation is repeated.
It is conventional to be using lock hopper coal process：After feed coal (fine coal/lump coal) is full of in lock hopper, in order to which normal pressure will be in
The coal of environment is added in gasification furnace, need to be carried out punching press to lock hopper, its pressure is slightly above gasification furnace pressure；When lock hopper completes coal
Afterwards, pressure release is generally carried out by way of gas in lock hopper is discharged, a feeding cycle is completed.
It is conventional to be using lock hopper deslagging process：Lock hopper is pressurized to and gasification furnace uniform pressure, the then gas in gasification furnace
Slugging is first discharged into lock hopper under gravity, finally discharges the gas in lock hopper, and pressure release is complete to normal pressure heel row slag discharging
Into a deslagging circulation.
Conventional lock hopper sluicing pressure cleaning system, the volume of lock hopper is typically not less than 6Nm3, directly discharge and cause
Huge waste, so as to add production cost and investment；And the now many techniques using filtering emptying of lock hopper decompression technique are entered
Row processing, i.e., lock hopper is connected with lock hopper filter, in pressure release, and pressure release gas high point after the filtering of lock hopper filter is vented；Lock
Metal filtering core being used bucket filter element, filter core hole may filter that in pressure release gas more than 95% ash in 3-5 microns more
Dirt, but being below the dust of 3 micron particles still can be disposed in air, and environment is polluted.
Further, since pressure release gas complicated component, wherein contain water vapour and dust more, in lock hopper pressure leak process, due to
Gas drastically expands, and pressure release temperature degree can decline with the reduction of pressure, after temperature is less than the dew-point temperature of vapor, lets out
Vapor in calming the anger can be separated out, and be adsorbed on the top layer of filter core, after filter core appearance is spontaneously wet out by water, the gas permeability of filter core can be significantly
Reduction, so that filter core crosses major rupture due to stress, makes equipment failure.
Utility model content：
The purpose of this utility model is to provide a kind of lock hopper saved the energy and water washing cleaning processing is carried out to pressure release gas
Sluicing presses cleaning system.
The purpose of this utility model is implemented by following technical scheme, and a kind of lock hopper sluicing presses cleaning system, and it is included successively
Feed bin, coal buffering bucket, coal lock hopper, gasification furnace, deslagging buffering bucket and the deslagging lock hopper connected by valve, the coal delays
The gas injection port of punching bucket is connected with the gas injection port of the coal lock hopper by the coal balance pipe provided with coal balanced valve, the deslagging
The gas injection port of buffering bucket is connected with the gas injection port of the deslagging lock hopper by the deslagging balance pipe provided with deslagging balanced valve；
It also includes sluicing and presses unit and purifying and dedusting unit, one end of the coal sluicing pressure pipe of the sluicing pressure unit with
The coal lock hopper connection, the other end of the coal sluicing pressure pipe is connected with the first relief tube of the purifying and dedusting unit.
Further, the sluicing pressure unit includes recycling can, the coal sluicing pressure pipe, deslagging sluicing pressure pipe and punching press
Pipe, the high-pressure air source connection of the impact tube and on-site；In the coal sluicing pressure pipe close to the one of the coal buffering bucket
End is provided with coal sluicing pressure valve, and relief valve is provided with close to one end of first relief tube in the coal sluicing pressure pipe；
One end of the deslagging sluicing pressure pipe is connected with the gas injection port of the deslagging buffering bucket, the deslagging sluicing pressure pipe
The coal sluicing pressure pipe between the other end and the coal sluicing pressure valve and the relief valve is connected, the deslagging sluicing pressure
Pipe is provided with deslagging sluicing pressure valve；
It also includes recovery tube, and one end of the recovery tube connects with the recycling can, the other end of the recovery tube and
Coal sluicing pressure pipe connection between the sluicing pressure valve and the lock hopper filter；
One end of the impact tube is connected with the high-pressure air source of on-site, and the other end of the impact tube is rushed with the coal
Coal sluicing pressure pipe connection between relief valve and the relief valve, the impact tube is provided with ram valve.
Further, the purifying and dedusting unit include set gradually from top to bottom sedimentation basin, first relief tube,
First flash vessel, the second relief tube and the second flash vessel, air inlet and the sedimentation basin of first flash vessel pass through described
First relief tube is connected, and the air inlet of the exhaust outlet of first flash vessel and second flash vessel passes through second pressure release
Pipe is connected, and the exhaust outlet of second flash vessel is connected with blow-down pipe；
Spray head is provided with second relief tube, the spray head is connected by shower with the sedimentation basin, institute
Shower is stated provided with circulating pump.
Further, first dilatation is stretched into one end of second relief tube from the exhaust outlet of first flash vessel
Inside device, the sealing of one end inside first flash vessel is stretched into provided with circular closure plate in second relief tube, it is described stifled
The external diameter with diameter greater than second relief tube of plate, the one end stretched into second relief tube inside first flash vessel
Bar shaped gas outlet is offered on tube wall.
Further, one end of the blow-down pipe is stretched into second flash vessel from the exhaust outlet of second flash vessel
Portion, the sealing of one end inside second flash vessel is stretched into provided with circular closure plate, the diameter of the closure plate in the blow-down pipe
More than the external diameter of the blow-down pipe, stretched into the blow-down pipe on one end tube wall inside second flash vessel and offer bar shaped
Gas outlet.
Further, bottom blow-down valve is provided with the first relief tube between the blast pipe and the sedimentation basin.
Advantage of the present utility model：
1st, gasification furnace sluicing pressure is carried out using the utility model, coal buffering bucket, deslagging lock hopper let out by recycling can
Calm the anger and carry out part storage, reduce the discharge of pressure release gas, be effectively reduced the discharge capacity of gases at high pressure, greatly improve the energy
Utilization ratio；And venting duration is greatly saved, improve operating efficiency.
When the 2nd, carrying out pressure release using the utility model, pressure release gas is inside it by dilatation, transformation flow direction, with spraying
The mode that water is inversely contacted comes out the dust separation in pressure release gas, the wetted container inner wall face absorption of dust, and finally quilt
Take sedimentation basin precipitation to, dust separation effect is good；And solve lock hopper filter in original system and be easily broken off, equipment is easy
The problem of failure.
Brief description of the drawings：
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model structural representation；
Fig. 2 is the first flash vessel sectional view；
Fig. 3 is the second flash vessel sectional view.
In figure：Gasification furnace coal dreg removing system 1, feed bin 11, coal buffering bucket 12, coal lock hopper 13, gasification furnace 14, deslagging
Buffering bucket 15, deslagging lock hopper 16, coal balanced valve 17, coal balance pipe 18, deslagging balanced valve 19, deslagging balance pipe 110；
Pressure release unit 2, recycling can 21, coal sluicing pressure pipe 22, deslagging sluicing pressure pipe 23, impact tube 24, coal sluicing pressure
Valve 25, relief valve 26, recovery valve 27, recovery tube 28, ram valve 29；
Purifying and dedusting unit 3, sedimentation basin 31, the first relief tube 32, the first flash vessel 33, the second relief tube 34, second expands
Container 35, blow-down pipe 36, shower 37, circulating pump 38, closure plate 39, bar shaped gas outlet 310, bottom blow-down valve 311.
Embodiment：
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
In the utility model, term " connected ", " connection ", " connection " etc. broadly understood.For example, direct phase can be made
Even, it can also be indirectly connected to by intermediary or part, interface and passage.Those skilled in the art can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention, if meet device according to embodiments of the present invention all parts it
Between annexation.Term " first ", " second " are only used for the purpose of description, and it is not intended that indicating or implying and be relative
Importance or the implicit quantity for indicating indicated technical characteristic.
Embodiment 1：
A kind of lock hopper sluicing presses cleaning system, including gasification furnace coal dreg removing system 1, sluicing pressure unit 2 and purifying and dedusting
Unit 3, gasification furnace coal dreg removing system 1 includes the feed bin 11, coal buffering bucket 12, coal lock hopper for passing sequentially through valve connection
13rd, gasification furnace 14, deslagging buffering bucket 15 and deslagging lock hopper 16, the gas injection port of coal buffering bucket 12 and the gas injection port of coal lock hopper 13
Connected by the coal balance pipe 18 provided with coal balanced valve 17, the gas injection port of deslagging buffering bucket 15 and the gas injection of deslagging lock hopper 16
Mouth is connected by the deslagging balance pipe 110 provided with deslagging balanced valve 19；
One end of coal sluicing pressure pipe 22 of sluicing pressure unit 2 is connected with coal lock hopper 13, coal sluicing pressure pipe 22 it is another
One end is connected with the first relief tube 32 of purifying and dedusting unit 3.
Sluicing pressure unit 2 includes recycling can 21, coal sluicing pressure pipe 22, deslagging sluicing pressure pipe 23 and impact tube 24, punching press
Pipe 24 is connected with the high-pressure air source of on-site；In coal sluicing pressure pipe 22 coal sluicing is provided with close to one end of coal buffering bucket 12
Pressure valve 25, relief valve 26 is provided with coal sluicing pressure pipe 22 close to one end of the first relief tube 32；
One end of deslagging sluicing pressure pipe 23 is connected with the gas injection port of deslagging buffering bucket 15, the other end of deslagging sluicing pressure pipe 23
Coal sluicing pressure pipe 22 between coal sluicing pressure valve 25 and relief valve 26 is connected, and deslagging sluicing pressure pipe 23 is rushed provided with deslagging
Relief valve 26；
It also includes recovery tube 28, and one end of recovery tube 28 is connected with recycling can 21, the other end and coal of recovery tube 28
Coal sluicing pressure pipe 22 between sluicing pressure valve 25 and relief valve 26 is connected；
One end of impact tube 24 and the high-pressure air source of on-site are connected, the other end and the coal sluicing pressure valve 25 of impact tube 24
Coal sluicing pressure pipe 22 between relief valve 26 is connected, and impact tube 24 is provided with ram valve 29.
Purifying and dedusting unit 3 includes the sedimentation basin 31, the first relief tube 32, the first flash vessel set gradually from top to bottom
33rd, the second relief tube 34 and the second flash vessel 35, air inlet and the sedimentation basin 31 of the first flash vessel 33 pass through the first relief tube 32
Connection, the exhaust outlet of the first flash vessel 33 is connected with the air inlet of the second flash vessel 35 by the second relief tube 34, the second dilatation
The exhaust outlet of device 35 is connected with blow-down pipe 36；
Spray head 37 is provided with the second relief tube 34, spray head 37 is connected by shower 37 with sedimentation basin 31, sprayed
Pipe 37 is provided with circulating pump 38.
In order to change flow direction of the pressure release gas in the first flash vessel 33, when increasing contact of the pressure release gas with shower water
Between, optimize dust removing effects, one end of the second relief tube 34 is stretched into inside the first flash vessel 33 from the exhaust outlet of the first flash vessel 33,
Stretch into the sealing of one end inside the first flash vessel 33 provided with circular closure plate 39 in the second relief tube 34, closure plate 39 with diameter greater than
The external diameter of second relief tube 34, stretches into the second relief tube 34 and offers bar shaped on one end tube wall inside first flash vessel 33 and go out
Gas port 310.
In order to change flow direction of the pressure release gas in the second flash vessel 35, prevent that a large amount of steam are carried over system, be vented
One end of pipe 36 is stretched into inside the second flash vessel 35 from the exhaust outlet of the second flash vessel 35, and the second flash vessel is stretched into blow-down pipe 36
One end sealing inside 35 is provided with circular closure plate 39, and the external diameter with diameter greater than blow-down pipe 36 of closure plate 39 is stretched in blow-down pipe 36
Enter and offer bar shaped gas outlet 310 on one end tube wall inside the second flash vessel 35.
Bottom blow-down valve 311 is provided with the first relief tube 32 between blast pipe and sedimentation basin 31.
The course of work：
Coal and deslagging, coal lock hopper 13 and deslagging buffering bucket 15 and the pressure in gasification furnace 14 are carried out using the utility model
Power is approached all the time, and the coal and deslagging of gasification furnace 14 are only realized by the sluicing pressure of coal buffering bucket 12 and deslagging lock hopper 16.
1st, gasification furnace coal process
1.1 coal buffering bucket splicings
When coal buffering bucket 12 needs pressure release, coal sluicing pressure valve 25 and recovery valve 27 are opened, recycling can 21 delays with coal
Punching bucket 12 carries out pressure balance；When pressure is identical, recovery valve 27 is closed, relief valve 26 is opened, the pressure release of system external circle is to normal
After pressure, relief valve 26 is closed, the pressure leak process of coal buffering bucket 12 is completed.
When coal buffering bucket 12 needs splicing, the valve between coal buffering bucket 12 and feed bin 11, coal buffering bucket 12 are opened
Start splicing, occur to the high charge level of coal buffering bucket 12, the valve closed between coal buffering bucket 12 and feed bin 11, coal buffering
12 splicings that struggle against are completed.
1.2 coal lock hopper splicings
First to the punching press of coal buffering bucket 12, recovery valve 27 and coal sluicing pressure valve 25 are first opened, first with recycling can 21
The source of the gas of storage carries out punching press to coal buffering bucket 12, when pressure is identical, closes recovery valve 27 and coal sluicing pressure valve 25, beats
Ram valve 22 is opened, is continued to the punching press of coal buffering bucket 12, until the pressure and the pressure phase of coal lock hopper 13 of coal buffering bucket 12
Together, or a little higher than coal lock hopper 13 pressure, close ram valve 22, the punching course of coal buffering bucket 12 terminates.
Coal balanced valve 17 is then opened, pressure balance is carried out to coal buffering bucket 12 and coal lock hopper 13；Open coal
Valve between buffering bucket 12 and coal lock hopper 13, coal is noted into coal lock hopper 13, after the high charge level of coal lock hopper 13 occurs, and is closed
The valve closed between coal buffering bucket 12 and coal lock hopper 13, the splicing process of coal lock hopper 13 is completed.
2nd, gasification furnace tapping process
2.1 gasification furnace slag discharges
When gasification furnace 14 needs deslagging, the valve between gasification furnace 14 and deslagging lock hopper 16 is opened, deslagging buffering bucket 15 is opened
Beginning splicing, occurs to the high charge level of deslagging buffering bucket 15, and the valve closed between gasification furnace 14 and deslagging lock hopper 16 completes gasification furnace
14 tapping processes.
2.2 deslagging buffering bucket deslagginves
When deslagging buffering bucket 15 needs deslagging, need first to the punching press of deslagging lock hopper 16.
Recovery valve 27 and deslagging sluicing pressure valve 21 are first turned on, deslagging lock hopper 16 is carried out using the source of the gas in recycling can 21
Punching press, until its pressure balance；Recovery valve 27 is closed, ram valve 22 is opened and punching press is continued to it, the pressure to deslagging lock hopper 16
Power and pressure in deslagging buffering bucket 15 are essentially identical, close deslagging sluicing pressure valve 21 and ram valve 22, the punching press of deslagging lock hopper 16
Process is completed；
Deslagging balanced valve 19 and the valve between deslagging buffering bucket 15 and deslagging lock hopper 16 are opened, to deslagging buffering bucket 15
Slag is all drained, closes deslagging balanced valve 19 and the valve between deslagging buffering bucket 15 and deslagging lock hopper 16, deslagging buffering bucket 15
Tapping process terminates.
2.3 deslagging lock hopper deslagginves
Deslagging sluicing pressure valve 21 and recovery valve 27 are first turned on, recycling can 21 starts punching press, until being pressed with deslagging lock hopper 16
After dynamic balance, recovery valve 27 is closed, relief valve 26 is opened, continued after pressure release to normal pressure, deslagging sluicing pressure valve 21 and pressure release is closed
Valve 26, the pressure leak process of deslagging lock hopper 16 is completed；
Open the residual cake valve of the bottom of deslagging lock hopper 16, to the whole emptyings of the inside slag of deslagging lock hopper 16 after close deslagging lock hopper 16
The residual cake valve of bottom, the tapping process of deslagging lock hopper 16 is completed.
When coal buffering bucket 12 and deslagging lock hopper 16 carry out pressure release, start circulating pump 38, pressure release gas passes through the first pressure release
Pipe 32, into the first flash vessel 33, is pumped out inside the first flash vessel 33 by dilatation, transformation flow direction, with circulating pump 38
Precipitation after clear water counter current contacting after, through bar shaped gas outlet 310 enter the second relief tube 34, then into the second flash vessel
35, it is emitted into air by the emptying of blow-down pipe high point.
First flash vessel 33 as shown in Fig. 2 pressure release gas inside it by dilatation, transformation flow direction, inverse with shower water
The dust separation in pressure release gas is come out to the mode of contact, dust is caught by shower water enters sedimentation basin 31, completes dust
Separation process；
After the completion of pressure release, bottom blow-down valve 311 is opened, sewage is discharged into sedimentation basin 31.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modifications, equivalent substitutions and improvements made etc. should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of lock hopper sluicing presses cleaning system, it includes feed bin, coal buffering bucket, the coal lock for passing sequentially through valve connection
Bucket, gasification furnace, deslagging buffering bucket and deslagging lock hopper, the gas injection port of the coal buffering bucket and the gas injection port of the coal lock hopper lead to
Cross the coal balance pipe provided with coal balanced valve to connect, the gas injection port of the deslagging buffering bucket and the gas injection port of the deslagging lock hopper
Connected by the deslagging balance pipe provided with deslagging balanced valve；
Characterized in that, it, which also includes sluicing, presses unit and purifying and dedusting unit, the sluicing presses the coal sluicing pressure pipe of unit
One end connected with the coal lock hopper, the first pressure release of the other end of the coal sluicing pressure pipe and the purifying and dedusting unit
Pipe is connected.
2. a kind of lock hopper sluicing pressure cleaning system according to claim 1, it is characterised in that the sluicing pressure unit includes
Recycling can, the coal sluicing pressure pipe, deslagging sluicing pressure pipe and impact tube；It is slow close to the coal in the coal sluicing pressure pipe
One end of punching bucket is provided with coal sluicing pressure valve, and pressure release is provided with close to one end of first relief tube in the coal sluicing pressure pipe
Valve；
One end of the deslagging sluicing pressure pipe is connected with the gas injection port of the deslagging buffering bucket, the deslagging sluicing pressure pipe it is another
End is connected with the coal sluicing pressure pipe between the coal sluicing pressure valve and the relief valve, in the deslagging sluicing pressure pipe
Provided with deslagging sluicing pressure valve；
It also includes recovery tube, and one end of the recovery tube connects with the recycling can, the other end of the recovery tube with it is described
Coal sluicing pressure pipe connection between sluicing pressure valve and the lock hopper filter；
The coal sluicing pressure pipe between one end of the impact tube and the coal sluicing pressure valve and the relief valve is connected,
The impact tube is provided with ram valve.
3. a kind of lock hopper sluicing pressure cleaning system according to claim 1, it is characterised in that the purifying and dedusting unit bag
The sedimentation basin set gradually from top to bottom, first relief tube, the first flash vessel, the second relief tube and the second flash vessel are included,
The air inlet of first flash vessel is connected with the sedimentation basin by first relief tube, the exhaust of first flash vessel
Mouth is connected with the air inlet of second flash vessel by second relief tube, the exhaust outlet of second flash vessel and emptying
Pipe is connected；
Spray head is provided with second relief tube, the spray head is connected by shower with the sedimentation basin, the spray
Shower pipe is provided with circulating pump.
4. a kind of lock hopper sluicing pressure cleaning system according to claim 3, it is characterised in that the one of second relief tube
Hold from the exhaust outlet of first flash vessel and stretch into inside first flash vessel, described first is stretched into second relief tube
Closure plate of one end sealing provided with circle inside flash vessel, the external diameter with diameter greater than second relief tube of the closure plate,
Second relief tube stretches on one end tube wall inside first flash vessel and offers bar shaped gas outlet.
5. a kind of lock hopper sluicing pressure cleaning system according to claim 3, it is characterised in that one end of the blow-down pipe from
The exhaust outlet of second flash vessel is stretched into inside second flash vessel, is stretched into the blow-down pipe in second flash vessel
One end sealing in portion is provided with circular closure plate, and the external diameter with diameter greater than the blow-down pipe of the closure plate is stretched in the blow-down pipe
Enter and offer bar shaped gas outlet on one end tube wall inside second flash vessel.
6. a kind of lock hopper sluicing pressure cleaning system according to claim 3, it is characterised in that the blast pipe with it is described
The first relief tube between sedimentation basin is provided with bottom blow-down valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621387806.1U CN206337230U (en) | 2016-12-16 | 2016-12-16 | A kind of lock hopper sluicing presses cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621387806.1U CN206337230U (en) | 2016-12-16 | 2016-12-16 | A kind of lock hopper sluicing presses cleaning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206337230U true CN206337230U (en) | 2017-07-18 |
Family
ID=59301374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621387806.1U Active CN206337230U (en) | 2016-12-16 | 2016-12-16 | A kind of lock hopper sluicing presses cleaning system |
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| Country | Link |
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| CN (1) | CN206337230U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114281121A (en) * | 2021-12-29 | 2022-04-05 | 新奥科技发展有限公司 | Recovery system of lock hopper gas |
-
2016
- 2016-12-16 CN CN201621387806.1U patent/CN206337230U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114281121A (en) * | 2021-12-29 | 2022-04-05 | 新奥科技发展有限公司 | Recovery system of lock hopper gas |
| CN114281121B (en) * | 2021-12-29 | 2024-01-30 | 新奥科技发展有限公司 | Recovery system of lock bucket gas |
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