CN209682790U - A kind of multicomponent concentration feeding system - Google Patents
A kind of multicomponent concentration feeding system Download PDFInfo
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- CN209682790U CN209682790U CN201920262651.6U CN201920262651U CN209682790U CN 209682790 U CN209682790 U CN 209682790U CN 201920262651 U CN201920262651 U CN 201920262651U CN 209682790 U CN209682790 U CN 209682790U
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- particulate filter
- filter arrangement
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- suction
- dust
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Abstract
The utility model relates to a kind of multicomponents to concentrate feeding system, and the concentration suitable for injection-moulding device multi-component plastics particle is fed.Including whirlpool blower, particulate filter arrangement, dust filtering device, air filter, suction bucket, raw material cabin, storage hopper and blending bunker；Whirlpool air inlet is connected by induced duct with particulate filter arrangement, and particulate filter arrangement is connected by pipeline with particulate filter arrangement air inlet valve, total air escape pipe, air intake duct, and whirlpool fan outlet is connected with dust filtering device；Suction bucket top is equipped with branched discharge pipe, and branched discharge pipe is connected with total air escape pipe, and total air escape pipe is connected by particulate filter arrangement intake valve with particulate filter arrangement air inlet, and particulate filter arrangement exhaust outlet is connected by induced duct with whirlpool fan air inlet；Suction bucket side is connected by suction tube with raw material cabin, and suction bucket lower part is equipped with discharge valve, and is connected by pipeline with storage hopper, and storage hopper is connected by discharge valve, pipeline with blending bunker.
Description
Technical field
The utility model relates to a kind of multicomponents to concentrate feeding system, be suitable for injection-moulding device multi-component plastics particle
Concentration feed.
Background technique
The feeding system of present plastic grain, generally uses whirlpool centrifugal blower mode of movement, fan noise is big, price
Expensive, separate unit blower only conveys a kind of material, and the more Fans of multiple groups part feeding palpus work at the same time, and overall cost is high, and noise is excessive,
And to material requirement height, when conveying more particulate dusts or feed back, dust removing effects are poor, and to factory air, environmental pollution is serious.
Summary of the invention
The utility model aim is a kind of multicomponent concentration feeding system, after concentrating feeding system using multicomponent, noise
It is small, it is at low cost, factory air is polluted small.
It is to adopt the following technical solutions to achieve that a kind of multicomponent, which concentrates feeding system:
It includes whirlpool blower, particulate filter arrangement, dust filtering device, air filtration that a kind of multicomponent, which concentrates feeding system,
Device, suction bucket, raw material cabin, storage hopper (storehouse) and blending bunker.
The whirlpool air inlet is connected by induced duct with particulate filter arrangement, and particulate filter arrangement passes through pipeline
It is connected with particulate filter arrangement air inlet valve, total air escape pipe, air intake duct, whirlpool fan outlet and dust filtering device phase
Even.Particulate filter arrangement is provided with spongy filtration core, and particulate filter arrangement bottom is equipped with collection box, for collecting through spongy
The fine grain that filtration core filters down, recycling.
Multicomponent concentrates feeding system to be provided with spare particulate filter arrangement, spare whirlpool blower, spare particle filtering dress
It sets and is connected by pipeline with spare particulate filter arrangement air inlet valve, total air escape pipe, induced duct, spare whirlpool fan outlet and powder
Dirt filter device is connected.Spare particulate filter arrangement is provided with spongy filtration core, and spare particulate filter arrangement bottom is equipped with standby
It is recycled with collection box for collecting the fine grain filtered down through spongy filtration core.
When particulate filter arrangement needs to clear up, turn off particulate filter arrangement air intake valve, opens spare particle filtering dress
Air intake valve is set, suction process is same as above, continuously.Particulate filter arrangement is cleared up, suction process is continuous, does not shut down.
Suction bucket top is equipped with branched discharge pipe, and branched discharge pipe controls solenoid valve and total air escape pipe phase by branched discharge pipe
Even, total air escape pipe is connected by particulate filter arrangement intake valve, pipeline with particulate filter arrangement air inlet, particulate filter arrangement row
Port is connected by induced duct with whirlpool fan air inlet.
Suction bucket side is connected by suction tube with raw material cabin, and suction bucket lower part is equipped with discharge valve, and pass through pipeline and
Storage hopper (storehouse) is connected, and storage hopper (storehouse) is connected by discharge valve, pipeline with blending bunker.
Strainer is housed in the suction bucket, particulate material is filtered down.Storage hopper (storehouse) lower part is equipped with electronic scale.Storing
(storehouse) is struggled against by electronic scale weighing, carries out Quantitative dosing to equipment (Bitruder) blending bucket.
Storage hopper (storehouse) top is equipped with upper level-sensing device, controls top material position, passes through PLC programmable controller after material position is full,
Control closes branched discharge pipe and controls solenoid valve, and branched discharge pipe stops exhaust, and suction tube is made to stop suction, and suction bucket stops feeding.
Storage hopper (storehouse) bottom is equipped with lower level-sensing device, controls minimum material position, when particle material position reaches minimum material position, passes through
PLC programmable controller control opens branched discharge pipe and controls solenoid valve, and branched discharge pipe exhaust makes suction tube suction, in suction bucket
Material.
Air inlet tube end is connected by air inlet valve with air filter.Air filter uses air filter
Clear device is provided with air filtration core.Air inlet valve passes through solenoid valve control.
Dust-filtering pipe is housed, dust-filtering pipe exit is equipped with dust collection bag, for collecting in dust filtering device
Dust.
The whirlpool blower is at least provided with 2.Suction bucket, raw material cabin and the storage hopper (storehouse) is at least set respectively
It is equipped with 2.
A kind of multicomponent concentrates feeding system to be configured with electric control box, and PLC programmable controller, relay, electricity are housed
Device control switch, PLC programmable controller is for controlling whirlpool blower, particulate filter arrangement air inlet valve, branched discharge pipe control electricity
Magnet valve, solenoid valve, upper level-sensing device, lower level-sensing device, electronic scale work.
The whirlpool blower, spare whirlpool blower use commercially available high pressure whirlpool blower.
It is the continuous suction of negative-pressure vacuum that a kind of multicomponent, which concentrates feeding system working principle, in the suction of whirlpool blower
Under, for material using air as pumped (conveying) medium, multiple groups sub-material enters suction bucket, strainer in suction bucket from raw material cabin by suction tube respectively
Particulate material is filtered down, air, dust, fine grain discharge, after suction bucket is filled, signal prompt branched discharge pipe control electricity
Magnet valve is closed, and pellet falls into storage bin, and after suction bucket empties, branched discharge pipe controls solenoid valve and opens, the movement before recycling, directly
Until storage hopper is full, multiple groups suction bucket is simultaneously operable, air, powder, and fine grain passes through particulate filter arrangement and powder
Expect filter device, is discharged into atmosphere；When all storage bins are filled, all suction bucket valves are closed, open air filter valve
Door, whirlpool blower can not be shut down, continuous work；When particulate filter arrangement needs to clear up, turn off particulate filter arrangement intake valve
Door, opens spare particulate filter arrangement air intake valve, suction process is same as above, continuously.Particulate filter arrangement is cleared up, cleaning is completed,
Suction process is continuous, does not shut down.
A kind of method of feeding of multicomponent concentration feeding system is as follows:
Under the suction of whirlpool blower, suction bucket is set to form negative pressure by total air escape pipe, branched discharge pipe, material is with sky
Gas is pumped (conveying) medium, and particulate material is sucked suction bucket from raw material cabin by suction tube respectively by multiple groups suction bucket, suction bucket top
Filter screen filters down particulate material, falls into suction bucket, and air, dust and fine grain are discharged from branched discharge pipe, enters
Total air escape pipe；After suction bucket is filled, signal prompt branched discharge pipe controls solenoid valve and closes, and suction bucket bottom discharge valve is opened, because
Gravity particulate material falls into storage hopper (storehouse), and after suction bucket empties, branched discharge pipe controls solenoid valve and opens, dynamic before recycling
Make, until storage hopper is full, multiple groups suction bucket is simultaneously operable.
The hollow gas of multiple groups branched discharge pipe, dust and fine grain enter total air escape pipe；In the suction of whirlpool blower
Under, it is filtered by particulate filter arrangement filtration core, fine particulate filter is fallen into collection box, recycled.
Air, dust are depressurized using the dust-filtering pipe in dust filtering device, will be in air into dust collection bag
Dust-filtering is collected in dust collection bag, and clean air is discharged into atmosphere.
When all storage bins are filled, the branched discharge pipe control solenoid valve of all suction buckets is closed, air filtration dress is opened
It sets, air inlet valve (operated pneumatic valve), particulate filter arrangement air intake valve, air is through air filter, air inlet valve, sky
Gas air inlet pipe, particulate filter arrangement air intake valve enter particulate filter arrangement, enter whirlpool blower, whirlpool blower by induced duct
It can not shut down, continuous work；
When particulate filter arrangement needs to clear up, turn off particulate filter arrangement intake valve, opens spare particulate filter arrangement
Air intake valve opens spare whirlpool blower, and suction process is continuous, does not shut down.Particulate filter arrangement is cleared up, cleaning is completed, suction
Process is continuous, does not shut down.
After each storage hopper (storehouse) is filled different groups of particulate materials respectively, multiple storage hoppers (storehouse) bottom can be separately opened
Multi component particle material is put into blending bucket (storehouse) by portion's Pneumatic butterfly valve by weight ratio by electronic scale weighing, carries out multicomponent
Feed is concentrated, Bitruder is supplied to, is sufficiently mixed melt foaming extrusion molding manufactured goods through twin-screw.
When dust collection Man Houcong dust-filtering pipe lower part is removed in dust collection bag, dust in dust collection bag is removed,
Dust collection bag is sleeved on dust-filtering pipe lower part after removing dust again, and dust-filtering pipe continues to filter dust in air, dust
Collecting bag collects dust.
Storage hopper (storehouse) top is equipped with upper level-sensing device, controls top material position, passes through PLC programmable controller after material position is full,
Control closes branched discharge pipe and controls solenoid valve, and branched discharge pipe stops exhaust, and suction tube is made to stop suction, and suction bucket stops feeding.
Storage hopper (storehouse) bottom is equipped with lower level-sensing device, controls minimum material position, when particle material position reaches minimum material position, passes through
PLC programmable controller control opens branched discharge pipe and controls solenoid valve, and branched discharge pipe exhaust makes suction tube suction, in suction bucket
Material.
The upper level-sensing device, lower level-sensing device are using commercially available resistance rotation level-sensing device.
A kind of multicomponent concentration feeding system design is reasonable, and compact structure and easy to use, same whirlpool blower passes through total
Air-exhausting duct divides air-exhausting duct, can carry out various ingredients particle respectively and pass through suction tube suction respectively from raw material cabin in suction bucket
Material, after suction bucket is filled, suction bucket bottom discharge valve is opened, and particulate material falls into storage hopper, by electronic scale weighing, by multicomponent
Particulate material is put into blending bucket (storehouse) by weight ratio, is carried out multicomponent and is concentrated feed, Bitruder is supplied to, using more
In diversity after feeding system, noise is small, at low cost, saves cost of equipment, with reducing production field boundary.
Since the hollow gas of multiple groups branched discharge pipe, dust and fine grain enter total air escape pipe；In the suction of whirlpool blower
It under effect, is filtered by particulate filter arrangement filtration core, fine particulate filter is fallen into collection box, recycled, make full use of raw material,
Bottom production cost drops.
Since exhaust air in tube, dust are depressurized using the dust-filtering pipe in dust filtering device, received into dust
Collect bag, dust in air is collected by filtration in dust collection bag, clean air is discharged into atmosphere, small to air pollution.
Detailed description of the invention
Below with reference to attached drawing, the utility model is described in further detail:
Fig. 1 is a kind of multicomponent concentration feeding system schematic diagram；
Fig. 2 is that a kind of multicomponent concentrates feeding system to use shape schematic diagram.
Specific embodiment
Referring to attached drawing 1,2, it includes whirlpool blower 1, particulate filter arrangement 2, dust mistake that a kind of multicomponent, which concentrates feeding system,
Filter device 3, air filter 4, suction bucket 5, raw material cabin 6, storage hopper (storehouse) 7 and blending bunker 8.
1 air inlet of whirlpool blower is connected by induced duct 9 with particulate filter arrangement 2, and particulate filter arrangement 2 passes through
Pipeline is connected with particulate filter arrangement air inlet valve 10, total air escape pipe 11, air intake duct 12,1 air outlet of whirlpool blower and dust
Filter device 3 is connected.Particulate filter arrangement 2 is provided with spongy filtration core 2-1, and 2 bottom of particulate filter arrangement is equipped with collection box
2-2 is recycled for collecting the fine grain filtered down through spongy filtration core 2-1.
Multicomponent concentrates feeding system to be provided with spare particulate filter arrangement 17, spare whirlpool blower 18, spare particle mistake
Filter device is connected by pipeline with spare particulate filter arrangement air inlet valve 16, total air escape pipe 11, air intake duct 12, spare whirlpool
18 air outlet of blower is connected with dust filtering device 3.Spare particulate filter arrangement 17 is provided with spongy filtration core 17-1, spare
17 bottom of particulate filter arrangement be equipped with spare collection box 17-2, for collect filtered down through spongy filtration core 17-1 it is tiny
Particulate material, recycling.
When particulate filter arrangement 2 needs to clear up, turn off particulate filter arrangement air intake valve 10, opens spare particle filtering
Device air intake valve 16, suction process are same as above, continuously.Particulate filter arrangement 2 is cleared up, suction process is continuous, does not shut down.
5 top of suction bucket is equipped with branched discharge pipe 13, and branched discharge pipe 13 controls solenoid valve 14 and total row by branched discharge pipe
Tracheae 11 is connected, and total air escape pipe 11 is connected by particulate filter arrangement intake valve 10, pipeline with 2 air inlet of particulate filter arrangement,
2 exhaust outlet of particulate filter arrangement is connected by induced duct with whirlpool fan air inlet.
5 side of suction bucket is connected by suction tube 5-2 with raw material cabin 6, and 5 lower part of suction bucket is equipped with discharge valve 5-3, and leads to
Piping is connected with storage hopper (storehouse) 7, and storage hopper (storehouse) 7 is connected by discharge valve 7-1, pipeline with blending bunker 8.
Strainer 5-1 is housed in the suction bucket 5, particulate material is filtered down.7 lower part of storage hopper (storehouse) is equipped with electronic scale
7-2.Storage hopper (storehouse) carries out Quantitative dosing to equipment (multiple screw extruder) blending bucket 8 by electronic scale 7-2 weighing.
7 top of storage hopper (storehouse) is equipped with upper level-sensing device 7-3, controls top material position, passes through PLC PLC technology after material position is full
Device, control close branched discharge pipe and control solenoid valve 14, and branched discharge pipe 13 stops exhaust, and suction tube 5-2 is made to stop suction, suction bucket
5-1 stops feeding.
7 bottom of storage hopper (storehouse) is equipped with lower level-sensing device 7-4, controls minimum material position, when particle material position reaches minimum material position,
It is controlled by PLC programmable controller and opens branched discharge pipe control solenoid valve 14, branched discharge pipe 13 is vented, and inhales suction tube 5-2
Material, 5 feeding of suction bucket.
12 end of air intake duct is connected by air inlet valve 15 with air filter 4.Air filter 4 uses
Air cleaner is provided with air filtration core.Air inlet valve 15 is controlled by solenoid valve 15-1.Air filter 4 is external
The air that portion enters is filtered.
Dust-filtering pipe 3-1 is housed, the dust-filtering exit pipe 3-1 is equipped with dust collection bag 3- in dust filtering device 3
2, for collecting dust.
The whirlpool blower 1 is at least provided with 2 (including spare whirlpool blowers 17).The suction bucket 5, raw material cabin
6 and storage hopper (storehouse) 7 be at least respectively arranged with 2.
A kind of multicomponent concentrates feeding system to be configured with electric control box, and PLC programmable controller, relay, electricity are housed
Device control switch, PLC programmable controller is for controlling whirlpool blower, particulate filter arrangement air inlet valve, branched discharge pipe control electricity
Magnet valve, solenoid valve, upper level-sensing device, lower level-sensing device, electronic scale work.It is special that commercially available Siemens's Weightlessness balance can be used in the electronic scale
Use weighing system.
The whirlpool blower 1, spare whirlpool blower 17 use commercially available high pressure whirlpool blower.
A kind of method of feeding of multicomponent concentration feeding system is as follows:
Under the suction of whirlpool blower 1, suction bucket 5 is set to form negative pressure, object by total air escape pipe 11, branched discharge pipe 13
For material using air as pumped (conveying) medium, particulate material is entered suction bucket 5 from raw material cabin 6 by suction tube 5-2 respectively by multiple groups suction bucket, is inhaled
The filter screen 5-1 on 5 top of hopper filters down particulate material, falls into suction bucket 5, air, dust and fine grain from point
Exhaust pipe 13 is discharged, into total air escape pipe 11；After suction bucket 5 is filled, signal prompt branched discharge pipe controls solenoid valve 14 and closes 14,
5 bottom discharge valve 5-3 of suction bucket is opened, and particulate material falls into storage hopper (storehouse) 7 due to gravity, after suction bucket 5 empties, point exhaust
It manages solenoid valve 14 processed to open, the movement before recycling, until storage hopper 7 is full, multiple groups suction bucket 5 is simultaneously operable.
Air, dust and fine grain enter total air escape pipe 11 in multiple groups branched discharge pipe 13；In the suction of whirlpool blower 1
It under effect, is filtered by 2 filtration core of particulate filter arrangement, fine particulate filter is fallen into collection box 2-2, recycled.
Air, dust are depressurized using the dust-filtering pipe 3-1 in dust filtering device 3, into dust collection bag 3-2,
Dust in air is collected by filtration in dust collection bag 3-2, clean air is discharged into atmosphere.
When all storage bins 7 are filled, the branched discharge pipe control solenoid valve 14 of all suction buckets 5 is closed, air mistake is opened
Device 4, air inlet valve (operated pneumatic valve) 15, particulate filter arrangement air intake valve 10 are filtered, air is through air filter 4, sky
Gas intake valve 15, air intake duct 12, particulate filter arrangement air intake valve 10 enter particulate filter arrangement 2, by induced duct 9 into
Enter whirlpool blower 1, whirlpool blower 1 can not be shut down, continuous work；
When particulate filter arrangement 2 needs to clear up, turn off particulate filter arrangement intake valve 10, opens spare particle filtering dress
Air intake valve 16 is set, spare whirlpool blower 17 is opened, suction process is continuous, does not shut down.Particulate filter arrangement 2 is cleared up, has been cleared up
At suction process is continuous, does not shut down.
After each storage hopper (storehouse) 7 is filled different groups of particulate materials respectively, multiple storage hoppers (storehouse) 7 can be separately opened
Multi component particle material is put into blending bucket (storehouse) 8 by Weightlessness balance 7-2 weighing by bottom Pneumatic butterfly valve 7-1 by weight ratio,
It carries out multicomponent and concentrates feed, be supplied to Bitruder, be sufficiently mixed melt foaming extrusion molding manufactured goods through twin-screw.It is described
Blending bucket (storehouse) 8 be provided with mixing blender.
When dust collection Man Houcong dust-filtering pipe 3-1 is removed lower part in dust collection bag 3-2, dust collection bag 3- is removed
Dust in 2, dust collection bag 3-2 are sleeved on the lower part dust-filtering pipe 3-1 after removing dust again, and dust-filtering pipe 3-1 continued
Dust in air filtering, dust collection bag 3-2 collect dust.
7 top of storage hopper (storehouse) is equipped with upper level-sensing device 7-3, controls top material position, passes through PLC PLC technology after material position is full
Device, control close branched discharge pipe and control solenoid valve 14, and branched discharge pipe 13 stops exhaust, and suction tube 5-2 is made to stop suction, suction bucket
5-1 stops feeding.
7 bottom of storage hopper (storehouse) is equipped with lower level-sensing device 7-4, controls minimum material position, when particle material position reaches minimum material position,
It is controlled by PLC programmable controller and opens branched discharge pipe control solenoid valve 14, branched discharge pipe 13 is vented, and inhales suction tube 5-2
Material, 5 feeding of suction bucket.
Upper level-sensing device 7-3, the lower level-sensing device 7-4 revolves level-sensing device using commercially available resistance.
Claims (8)
1. a kind of multicomponent concentrates feeding system, which is characterized in that including whirlpool blower, particulate filter arrangement, dust-filtering dress
It sets, air filter, suction bucket, raw material cabin, storage hopper and blending bunker；
The whirlpool air inlet is connected by induced duct with particulate filter arrangement, particulate filter arrangement pass through pipeline and
Grain filter device air inlet valve, total air escape pipe, air intake duct are connected, and whirlpool fan outlet is connected with dust filtering device；
Suction bucket top is equipped with branched discharge pipe, and branched discharge pipe controls solenoid valve by branched discharge pipe and is connected with total air escape pipe, always
Exhaust pipe is connected by particulate filter arrangement intake valve, pipeline with particulate filter arrangement air inlet, particulate filter arrangement exhaust outlet
It is connected by induced duct with whirlpool fan air inlet；
Suction bucket side is connected by suction tube with raw material cabin, and suction bucket lower part is equipped with discharge valve, and passes through pipeline and storing
Bucket is connected, and storage hopper is connected by discharge valve, pipeline with blending bunker；
Air inlet tube end is connected by air inlet valve with air filter.
2. a kind of multicomponent according to claim 1 concentrates feeding system, which is characterized in that air filter is using empty
Air cleaner, is provided with air filtration core, and air inlet valve passes through solenoid valve control.
3. a kind of multicomponent according to claim 1 concentrates feeding system, which is characterized in that be equipped in dust filtering device
Dust-filtering pipe, dust-filtering pipe exit is equipped with dust collection bag, for collecting dust.
4. a kind of multicomponent according to claim 1 concentrates feeding system, which is characterized in that the whirlpool blower is at least
It is provided with 2；Suction bucket, raw material cabin and the storage hopper is at least respectively arranged with 2.
5. a kind of multicomponent according to claim 1 concentrates feeding system, which is characterized in that particulate filter arrangement is provided with
Spongy filtration core, particulate filter arrangement bottom be equipped with collection box, for collect filtered down through spongy filtration core it is tiny
Particulate material, recycling.
6. a kind of multicomponent according to claim 1 concentrates feeding system, which is characterized in that multicomponent concentrates feeding system
It is provided with spare particulate filter arrangement, spare whirlpool blower, spare particulate filter arrangement is filled by pipeline and spare particle filtering
It sets air inlet valve, total air escape pipe, induced duct to be connected, spare whirlpool fan outlet is connected with dust filtering device；Spare particle mistake
Filter device is provided with spongy filtration core, and spare particulate filter arrangement bottom is equipped with spare collection box, for collecting through spongy
The fine grain that filtration core filters down, recycling.
7. a kind of multicomponent according to claim 1 concentrates feeding system, which is characterized in that be equipped in the suction bucket
Strainer filters down particulate material, and storage hopper lower part is equipped with electronic scale, and storage hopper carries out Quantitative dosing by electronic scale weighing
To equipment blending bucket.
8. a kind of multicomponent according to claim 1 concentrates feeding system, which is characterized in that storage hopper top is equipped with feeding
Position meter controls top material position, and by PLC programmable controller after material position is full, control closes branched discharge pipe and controls solenoid valve, point row
Tracheae stops exhaust, and suction tube is made to stop suction, and suction bucket stops feeding；
Storage hopper bottom is equipped with lower level-sensing device, controls minimum material position, when particle material position reaches minimum material position, can be compiled by PLC
Range controller control opens branched discharge pipe and controls solenoid valve, and branched discharge pipe exhaust makes suction tube suction, suction bucket feeding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920262651.6U CN209682790U (en) | 2019-03-01 | 2019-03-01 | A kind of multicomponent concentration feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920262651.6U CN209682790U (en) | 2019-03-01 | 2019-03-01 | A kind of multicomponent concentration feeding system |
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| Publication Number | Publication Date |
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| CN209682790U true CN209682790U (en) | 2019-11-26 |
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ID=68603454
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| CN201920262651.6U Active CN209682790U (en) | 2019-03-01 | 2019-03-01 | A kind of multicomponent concentration feeding system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109795076A (en) * | 2019-03-01 | 2019-05-24 | 南京法宁格节能科技股份有限公司 | A kind of multicomponent concentrates feeding system and its method of feeding |
-
2019
- 2019-03-01 CN CN201920262651.6U patent/CN209682790U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109795076A (en) * | 2019-03-01 | 2019-05-24 | 南京法宁格节能科技股份有限公司 | A kind of multicomponent concentrates feeding system and its method of feeding |
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