CN108079698A - Drum-type fine filtration device - Google Patents
Drum-type fine filtration device Download PDFInfo
- Publication number
- CN108079698A CN108079698A CN201711467674.2A CN201711467674A CN108079698A CN 108079698 A CN108079698 A CN 108079698A CN 201711467674 A CN201711467674 A CN 201711467674A CN 108079698 A CN108079698 A CN 108079698A
- Authority
- CN
- China
- Prior art keywords
- filter drum
- drum
- aggregate bin
- pressure
- compressed air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
- B01D46/2403—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
- B01D46/2411—Filter cartridges
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
Abstract
It can directly be recycled the present invention provides a kind of by the fibrous material purification in exhaust gas and directly, discharge gas can be directly discharged into air, and can realize the drum-type fine filtration device for not shutting down filters.Including：Side wall is filter drum, compressed air knife, aggregate bin and the control terminal of fine mesh structure；Control terminal is electrically connected with filter drum and compressed air knife；Its both ends is respectively gas outlet and discharge port, and bottom is equipped with air inlet, and the bottom that compressed air knife is located at filter drum is located at the one side of air inlet, and the extended line of the positive direction of the axis of the edge of a knife and filter drum is in 30 ° of angles；Cleaned air after filtering is discharged by gas outlet from exhaust tube；The discharge end of filter drum is connected with aggregate bin one end, and the other end of aggregate bin is communicated with feeding passage, and the tail end of feeding passage is equipped with forced draft fan, and forced draft fan is equipped with the interface connected with cotton collecting machine cloth cotton device.
Description
Technical field
The present invention relates to the exhaust gas filtration treatment technical field of rock wool, mineral wool, alumina silicate industry and textile industry, tools
Body be related to it is a kind of can directly by exhaust gas fibrous material purify and directly recycle, discharge gas can be directly discharged into
Air, and can realize the drum-type fine filtration device for not shutting down filters.
Background technology
Due to rock wool, mineral wool, alumina silicate industry, in production into dust caused by fine link be fibrous material
Matter, traditional sack cleaner and electrostatic precipitator can not be used successfully in this field.In decades, the life of domestic and international the sector
The filtration system that production producer takes is conventional filter chamber's method, i.e., with 1 big house of concreting, then uses rock cotton board
Or glass panel is as filtering material, and after producing 2-3 day, with the increase for the fibrous material that filtering material surface is accumulated,
Resistance accordingly increases, it is necessary to shut down, manually clear up adsorbing the fibrous material on filtering material surface, fettler
Make at least 5 person/days, during cleaning, due to needing manually to carry out purging work, cause to filter indoor air environment and extremely dislike summary,
Therefore the sense of discomfort of operation employee is often resulted in.Ye You producers are rinsed filtering steel mesh using high pressure water, but flushing water is again
Secondarily polluted water problem is formd, especially northerly winter, substantial amounts of water can build-up ice inside and out filter chamber,
Production is caused to pause.Since cleaning filter chamber needs to shut down, clear up the material to get off and directly outwelled as industrial refuse, thus to life
The direct losses for producing the wall scroll production line brought are up to millions of every year.
Chinese patent CN104176467B discloses a kind of dust-extraction unit, including the one or two supply unit, the one or two conveying
Unit perpendicular shape tandem array arrangement, the crossbeam for forming the first supply unit or the second supply unit push unit are horizontal the
First, the top of the second supply unit intersection, the crossbeam are pile pile section bar, offer suction inlet below, and suction inlet is along crossbeam
Length direction open up, suction inlet is set directly on crossbeam, without being separately provided the suction inlet of a cleaner unit, is pushed
Crossbeam in mechanism evolves into suction inlet, during rock wool blank is by supply unit conveying, by air at transition location
In and rock wool blank surface on powder absorption it is clean, which utmostly realizes the utilization to delivery device, reduces actual
Production cost, the absorption that powder can be drifted along in the relatively short distance of rock wool blank conveying is clean, it is ensured that the work condition environment in workshop.
Above-mentioned patent solves the situation of workshop flying dust on partial extent, but floating cotton and dust are collected it together
Afterwards, the problem of still remaining subsequent processing is unable to reach and once thoroughly filters complete purpose.
The content of the invention
It can directly recycle the fibrous material purification in exhaust gas and directly, arrange it is an object of the invention to a kind of
Outlet body can be directly discharged into air, and can realize the drum-type fine filtration device for not shutting down filters.
The concrete scheme of the present invention is as follows：
Drum-type fine filtration device, including：Side wall is the filter drum of fine mesh structure, compressed air knife, aggregate bin and
Control terminal；The control terminal is electrically connected with the filter drum and compressed air knife；
The axis of the filter drum is parallel with horizontal line, and both ends are respectively gas outlet and discharge port, bottom be equipped with into
Gas port, the bottom that the compressed air knife is located at the filter drum are located at the one side of the air inlet, the edge of a knife and the mistake
The extended line of the positive direction of the axis of roller is filtered in 30 ° of angles, and at intervals to described under the control of the control terminal
The side wall release explosion gas of filter drum；
Exhaust tube is connected on the gas outlet, the tail end of the exhaust tube is equipped with air-introduced machine, the cleaned air after filtering
It is discharged by the gas outlet from the exhaust tube；The discharge end of the filter drum is connected with described aggregate bin one end, described
The other end of aggregate bin is communicated with feeding passage, and the tail end of the feeding passage is equipped with forced draft fan, the forced draft fan
It is equipped with the interface connected with cotton collecting machine cloth cotton device；
The both ends of the aggregate bin are respectively equipped with valve, are inlet end valve and outlet side valve；Exhaust gas is through the filtering
After drum filtration, it is blocked in the filter drum and falls the fibrous material on the inner wall of downside through the compressed air knife
It blows afloat, and the filter drum is discharged by the forced draft fan and enters the aggregate bin by the inlet end valve,
The fibrous material fallen into the aggregate bin eventually enters into the cotton collecting machine cloth cotton device by negative pressure wind feeding passage.
Further, the side wall of the filter drum is the diamond-mesh structure made of metal or nonmetallic materials, often
Be all provided in a diamond-shaped meshes there are one with exhaust gas come gas direction it is opposite be used for catch on the barb of fibrous material, the barb
Extending direction it is vertical with the side wall of the filter drum.
Further, pressure sensitive sensor is equipped on the outside of the filter drum, detects the filter drum inner wall in real time
The pressure of the fibrous material confrontation filter drum inner wall of adherency；
Data statistics processing module and data memory module, the data statistics processing module are equipped in the control terminal
The pressure data that pressure sensitive sensor described in real-time reception transmits, and statistical disposition is carried out to it, obtain institute in the unit interval
State the pressure suffered by inner wall on the downside of roller；The data memory module is by the preset value of the obtained pressure and its memory storage
It compares, when the pressure detected is equal to or more than preset value, the control terminal is sent to the compressed air knife
Jet instructs.
Further, the pulse opens wide of the compressed air knife is 0.03-0.1 seconds, interpulse period 60-3600
Second.
Further, the filter drum is equipped with data acquisition device, and the data acquisition device and the control are whole
End electrical connection, sends the rotating speed of the filter drum collected to the control terminal, the data statistics processing module
Processing obtains the rotating speed of the filtering roller in the unit interval, and on the downside of the filter drum in the obtained unit interval in
The rotating speed preset value stored in pressure and data memory module suffered by wall regulates and controls the rotating speed of the filter drum.
Further, the filter drum includes multiple, is arranged at intervals side by side, the exhaust tube of the gas outlet connection
Extending direction it is vertical with the axis of the filter drum；The aggregate bin is infundibulate, axis and the filter drum
Axis is vertical, and the discharge port is connected with the upper end of the aggregate bin, and the upper end of the aggregate bin is equipped with the inlet end valve,
The lower end of the aggregate bin is equipped with the outlet side valve, with conveying the fibrous material to the institute of the cotton collecting machine cloth cotton device
Feeding passage connection is stated, the extending direction of the feeding passage is vertical with the axis of the filter drum, the feeding passage
Tail end is equipped with air-introduced machine.
Drum-type fine filtration device provided by the invention, can be to being hindered while effectively being filtered to exhaust gas
The fibrous material kept off in filter drum carries out timely and effective cleaning, and can return the fibrous material cleared up completely
It receives and recycles, improve raw material availability, save cost.Meanwhile filter process is controlled by control terminal, is improved entire
The degree that becomes more meticulous of filter process, and entire filter process control is simple, can realize and not shut down filters, and filter effect
Fruit is apparent.
Description of the drawings
Fig. 1 is the top view of fine filtration device provided by the invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the right view of Fig. 1；
1. filter drum, 2. compressed air knives, 3. aggregate bins, 4. gas outlets, 5. discharge ports, 6. feeding passages, 7. force
Air-introduced machine, 8. exhaust tubes.
Specific embodiment
The drum-type fine filtration device of one embodiment of the present invention, as shown in Figure 1, being tied close to the one side of production line
Filter drum 1 is provided on framework, the side wall of the filter drum 1 is net structure, can be metal mesh or nonmetallic net,
Mesh is 3-5mm sizes, and shape is unlimited.In horizontal direction, one end of filter drum 1 is the outlet of gas after being filtered for discharge
Mouth 4, the other end is the discharge port 5 of the fibrous material filtered out, and the air inlet of filter drum 1 is located at bottom, from production line
The exhaust gas to come over is directly entered by ventilating duct in filter drum 1, and the pivoting under motor drive of filter drum 1 is being filtered
The bottom shelf of roller 1 is equipped with compressed air knife 2, and the edge of a knife of compressed air knife 2 is in 30 ° of angles with the axis of filter drum 1,
Fallen by the fibrous material that filter drum 1 stops in filter drum 1, and be centrally located at the downside of filter drum 1, compressed air
Knife 2 every property discharges explosion gas to the bottom sidewall of filter drum 1, and the fibrous material fallen into filter drum 1 is blown
It rising, the attraction of forced draft fan 7 that the fibrous material blown afloat is set by outside falls into aggregate bin 3, and eventually by negative-pressure pneumatic conveying
Expect that passage 6 enters cotton collecting machine cloth cotton device, be finally recycled.Control terminal therein can control the explosion of compressed air knife 2
Time and shot cycle, according to the number of fibrous material quality in filter drum 1 or to the big of 1 inner wall pressure of filter drum
The rotating speed size of small control filter drum 1.
The dust-like that the drum-type fine filtration device can will generate in rock wool, the estimated alumina silicate industry production of mineral wool
Exhaust gas carries out validation filtering respectively, and due to containing substantial amounts of fiber in this exhaust gas, so, it was carried out to exhaust gas
Fibrous matter is directly subjected to recycling after filter, the process for not only avoiding secondary filter uses manpower and material resources sparingly, simultaneously
Material utilization is improved, saves cost.And entire filter process can continue to carry out, and need not carry out shutdown cleaning.
The drum-type fine filtration device of one embodiment of the present invention in order to improve filter efficiency, has avoided subtle fibre
Dimension is flowed out from metal mesh opening, and the side wall for being preferably provided with filter drum 1 is the diamond-mesh knot made of metal or nonmetallic materials
Structure, be all provided in each diamond-shaped meshes there are one with exhaust gas come gas direction it is opposite for catching on the barb of fibrous material, this
The extending direction of barb is vertical with the side wall of filter drum 1, can so improve stop rate of the roller to fibrous material.Or it sets
The extending direction of barb is put with being in the angle more than 0 ° with the negative direction of the axis of roller, at this point, due to the air edge after filtering
The gas outlet 4 of filter drum 1 is discharged, and has few fibers shape substance to be discharged together with air filtering excessively in order to prevent, preferably
The barb of setting, which can will prepare the fibrous material discharged along 4 direction of gas outlet, to be stopped, improves the cleannes for discharging air filtering.
The drum-type fine filtration device of one embodiment of the present invention, accurately controls to become more meticulous in filter drum 1
The timely discharge of fiberous material avoids fibrous material in filtering roller from retaining excessive influence discharge effect or retained
It is few, compressed air knife 2 is caused to work excessively frequently, consuming energy is preferably equipped with pressure sensitive in 1 outside of filter drum and senses
Device detects the pressure of fibrous material confrontation 1 inner wall of filter drum of 1 inner wall of the filter drum adherency in real time, and control is eventually
Data statistics processing module and data memory module, data statistics processing module real-time reception pressure sensitive sensor are equipped in end
The pressure data of transmission, and statistical disposition is carried out to it, obtain the pressure on the downside of roller suffered by inner wall in the unit interval；Data
Memory module compares the preset value of obtained pressure and its memory storage, when the pressure detected is equal to or more than preset value
When, control terminal sends jet instruction to compressed air knife 2, and compressed air knife 2 carries out blasting type spray to the side wall of filter drum 1
Gas all blows afloat the fibrous material being shelved on 1 downside inner wall of filter drum, at this point, the forced draft fan 7 of outer wall continues
Property rotate, the fibrous material blown afloat is all suctioned out in lower hopper, cotton collecting machine cloth cotton device is finally entered, is recovered.
It is detected according to actual workload, when filter drum 1 filters exhaust gas to maximum, the pulse of compressed air knife 2
Opens wide is 0.03-0.1 seconds, interpulse period 60-3600 second.
The drum-type fine filtration device of one embodiment of the present invention, it is excellent in order to improve the work efficiency of filter drum 1
Filter drum 1 is selected in equipped with data acquisition device, which is used to adopt the rotating speed of filter drum 1 in real time
Collection, and send the rotating speed of the filter drum 1 collected to control terminal, data statistics processing resume module obtains the unit interval
The rotating speed of interior filtering roller, in combination with the pressure suffered by 1 downside inner wall of filter drum in the obtained unit interval, regulated and controled
Filter the rotating speed of roller 1.When the pressure suffered by 1 downside inner wall of filter drum is equal to or more than preset value, control terminal refers to
Compressed air knife 2 is made to carry out jet, at this point, the adjustment of rotational speed of filter drum 1 is minimum value, after jet, filter drum 1
Adjustment of rotational speed be normal value or maximum.When the rotating speed of filter drum 1 is equal to or less than what is stored in data memory module
During rotating speed preset value, illustrate that the fibrous material being detained in filter drum 1 may be more at this time, influence the rotating speed of filter drum 1,
It needs in time to discharge the fibrous material being detained in filter drum 1 in time, to ensure the normal rotation of filter drum 1, at this time
Control device regulation and control compressed air knife 2 carries out blasting type jet, with to the fibrous material timely processing being detained in filter drum 1
Discharge.
The drum-type fine filtration device of one embodiment of the present invention improves sky simultaneously in order to improve exhaust gas filter efficiency
Between utilization rate, ensure exhaust gas filtering smooth quick progress, preferably filter drum 1 include it is multiple, side by side be arranged at intervals, gas outlet
The extending direction of the exhaust tube 8 of 4 connections is vertical with the axis of filter drum 1, and aggregate bin 3 is infundibulate, and axis is rolled with filtering
The axis of cylinder 1 is vertical, and discharge port 5 is connected with the upper end of aggregate bin 3, and the upper end of aggregate bin 3 is equipped with inlet end valve, aggregate bin 3
Lower end be equipped with outlet side valve, connected with the feeding passage 6 of conveying fiber shape substance to cotton collecting machine cloth cotton device, feeding passage 6
Extending direction it is vertical with the axis of filter drum 1, the tail end of feeding passage 6 is equipped with air-introduced machine.
More than, although the description of several embodiments of the invention, but these embodiments are intended only as example proposition
, it is not intended to limit the scope of the present invention.For these new embodiments, can be implemented in a manner that other are various,
In the range of idea of the invention is not departed from, various omissions, displacement and change can be carried out.These embodiments and its change
Shape while being contained in scope and spirit of the present invention, is also contained in invention described in claim and its impartial model
In enclosing.
Claims (6)
1. drum-type fine filtration device, which is characterized in that including：Side wall is the filter drum of fine mesh structure, compressed air knife,
Aggregate bin and control terminal；The control terminal is electrically connected with the filter drum and compressed air knife；
The axis of the filter drum is parallel with horizontal line, and both ends are respectively gas outlet and discharge port, and bottom is equipped with air inlet,
The bottom that the compressed air knife is located at the filter drum is located at the one side of the air inlet, the edge of a knife and the filter drum
Axis positive direction extended line in 30 ° of angles, and the filtering is rolled at intervals under the control of the control terminal
The side wall release explosion gas of cylinder；
Exhaust tube is connected on the gas outlet, the tail end of the exhaust tube is equipped with air-introduced machine, and the cleaned air after filtering passes through
It is discharged from the exhaust tube gas outlet；The discharge end of the filter drum is connected with described aggregate bin one end, described to gather materials
The other end of bucket is communicated with feeding passage, and the tail end of the feeding passage is equipped with forced draft fan, is set on the forced draft fan
There is the interface connected with cotton collecting machine cloth cotton device；
The both ends of the aggregate bin are respectively equipped with valve, are inlet end valve and outlet side valve；Exhaust gas is through the filter drum
After filtering, it is blocked in the filter drum and falls the fibrous material on the inner wall of downside and blown through the compressed air knife
It rises, and the filter drum is discharged and by the inlet end valve into the aggregate bin by the forced draft fan, fall
The fibrous material entered in the aggregate bin eventually enters into the cotton collecting machine cloth cotton device by negative pressure wind feeding passage.
2. drum-type fine filtration device according to claim 1, which is characterized in that the side wall of the filter drum be by
Diamond-mesh structure made of metal or nonmetallic materials, is all provided with that there are one carry out gas direction phase with exhaust gas in each diamond-shaped meshes
It is anti-for catching on the barb of fibrous material, the extending direction of the barb it is vertical with the side wall of the filter drum or with
The negative direction of the axis of roller is in the angle more than 0 °.
3. drum-type fine filtration device according to claim 1, which is characterized in that pressure is equipped on the outside of the filter drum
Power inductive pick-up detects the pressure of the fibrous material confrontation filter drum inner wall of the filter drum inner wall adherency in real time
Power；
Data statistics processing module and data memory module are equipped in the control terminal, the data statistics processing module is real-time
The pressure data of the pressure sensitive sensor transmission is received, and statistical disposition is carried out to it, obtains the roller in the unit interval
Pressure suffered by the inner wall of cylinder downside；The data memory module is by the pressure preset of the obtained pressure and its memory storage
It compares, when the pressure detected is equal to or more than pressure preset, the control terminal is to the compressed air knife
Send jet instruction.
4. drum-type fine filtration device according to claim 3, which is characterized in that the pulse of the compressed air knife is opened
It is 0.03-0.1 seconds to open width, interpulse period 60-3600 second.
5. drum-type fine filtration device according to claim 3, which is characterized in that the filter drum is equipped with data
Harvester, the data acquisition device are electrically connected with the control terminal, and the rotating speed of the filter drum collected is passed
The control terminal is given, the data statistics processing resume module obtains the rotating speed of the filtering roller in the unit interval, and
It is stored in pressure and data memory module according to suffered by inner wall on the downside of the filter drum in the obtained unit interval
Rotating speed preset value regulates and controls the rotating speed of the filter drum.
6. drum-type fine filtration device according to claim 5, which is characterized in that the filter drum include it is multiple,
It is arranged at intervals side by side, the extending direction of the exhaust tube of the gas outlet connection is vertical with the axis of the filter drum；Institute
Aggregate bin is stated as infundibulate, axis is vertical with the axis of the filter drum, the upper end of the discharge port and the aggregate bin
Connection, the upper end of the aggregate bin are equipped with the inlet end valve, and the lower end of the aggregate bin is equipped with the outlet side valve, with
The feeding passage for conveying the fibrous material to the cotton collecting machine cloth cotton device connects, the extending direction of the feeding passage
Vertical with the axis of the filter drum, the tail end of the feeding passage is equipped with air-introduced machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711467674.2A CN108079698A (en) | 2017-12-29 | 2017-12-29 | Drum-type fine filtration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711467674.2A CN108079698A (en) | 2017-12-29 | 2017-12-29 | Drum-type fine filtration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108079698A true CN108079698A (en) | 2018-05-29 |
Family
ID=62179806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711467674.2A Pending CN108079698A (en) | 2017-12-29 | 2017-12-29 | Drum-type fine filtration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108079698A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4294597A (en) * | 1980-03-17 | 1981-10-13 | Archer Ronald J | Lint collecting system and apparatus |
| DE4130913A1 (en) * | 1991-09-17 | 1993-03-18 | Wiessner Gmbh | Drum filter arrangement for cleaning air contaminated by textile dust - has several drums adjoining bulkhead partition |
| EP1038567A1 (en) * | 1999-02-25 | 2000-09-27 | Airtec Di Grieco Annamaria | Filtering device for separating dust from aeriform fluids and in particular for separating textile dust |
| CN202122864U (en) * | 2011-06-17 | 2012-01-25 | 四川北方硝化棉股份有限公司 | Cotton material recovery machine |
| CN207805267U (en) * | 2017-12-29 | 2018-09-04 | 北京北方泊头除尘设备有限公司 | Drum-type fine filtration device |
-
2017
- 2017-12-29 CN CN201711467674.2A patent/CN108079698A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4294597A (en) * | 1980-03-17 | 1981-10-13 | Archer Ronald J | Lint collecting system and apparatus |
| DE4130913A1 (en) * | 1991-09-17 | 1993-03-18 | Wiessner Gmbh | Drum filter arrangement for cleaning air contaminated by textile dust - has several drums adjoining bulkhead partition |
| EP1038567A1 (en) * | 1999-02-25 | 2000-09-27 | Airtec Di Grieco Annamaria | Filtering device for separating dust from aeriform fluids and in particular for separating textile dust |
| CN202122864U (en) * | 2011-06-17 | 2012-01-25 | 四川北方硝化棉股份有限公司 | Cotton material recovery machine |
| CN207805267U (en) * | 2017-12-29 | 2018-09-04 | 北京北方泊头除尘设备有限公司 | Drum-type fine filtration device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201437476U (en) | Discharging negative-pressure pneumatic conveying system for pebble coal | |
| CN103521452B (en) | A kind of environment-friendly type compound grain cleaner | |
| CN104001389A (en) | Dust recycling system and dust recycling treatment method | |
| CN110682221A (en) | Sand blasting machine | |
| CN107185945A (en) | Device for recovering powder | |
| CN106216041A (en) | A kind of feeding device and charging method | |
| CN207805267U (en) | Drum-type fine filtration device | |
| CN208032117U (en) | A kind of grinder powder collection device | |
| CN105126552A (en) | Concrete spiral-type dust removal and recycling system | |
| CN205269502U (en) | Powder coating dust recovery device | |
| CN108079698A (en) | Drum-type fine filtration device | |
| CN204844309U (en) | Electron carrier paper tape complete sets that singes that punches | |
| CN208868673U (en) | Novel slag micropowder storage device | |
| CN204509117U (en) | Multistage from dedusting burnt lime digester | |
| CN203565373U (en) | Cloth bag dust removal device used for grain cleaner | |
| CN201244416Y (en) | Cloth bag dust collector for removing ash with sound wave | |
| CN206778648U (en) | A kind of barite produces scratch system | |
| CN202962210U (en) | Dust removal equipment | |
| CN205439170U (en) | Non -corrosibility polyethylene pipe's dust pelletizing system | |
| CN102283435B (en) | Device for separating cut tobaccos | |
| CN209244536U (en) | A kind of Novel hidden-hole dust discharge glue connection forming and hardening dust suppression system | |
| CN107213715A (en) | A kind of Long Bag Low Pressure Pulse Filter | |
| CN202762233U (en) | Dust collection device | |
| CN208440499U (en) | A kind of Stacked sludge dewatering machine sludge conveyer | |
| CN209049138U (en) | A kind of receipts dust rapping apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |