CN110327710B - Material separation mechanical device of internal flow guide separation tank - Google Patents
Material separation mechanical device of internal flow guide separation tank Download PDFInfo
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- CN110327710B CN110327710B CN201910771383.5A CN201910771383A CN110327710B CN 110327710 B CN110327710 B CN 110327710B CN 201910771383 A CN201910771383 A CN 201910771383A CN 110327710 B CN110327710 B CN 110327710B
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- tank body
- separating tank
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- net
- separating
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- 239000000463 material Substances 0.000 title claims abstract description 116
- 238000000926 separation method Methods 0.000 title claims abstract description 25
- 230000000694 effects Effects 0.000 claims abstract description 5
- 238000012216 screening Methods 0.000 claims description 15
- 238000005452 bending Methods 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 description 25
- 239000010802 sludge Substances 0.000 description 10
- 238000003756 stirring Methods 0.000 description 9
- 239000013049 sediment Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to a material separation mechanical device of an internal diversion separating tank, which comprises a separating tank body, wherein an air outlet is formed in the top of the separating tank body, a material inlet pipe extending into the separating tank body is formed in one side wall of the upper part of the separating tank body, a material outlet is formed in the lower part of the separating tank body, the bottom of the separating tank body is of a flat bottom structure, and the material inlet pipe and the material outlet are arranged diagonally; the separating device comprises a guide chute which extends downwards from the upper part of an inner cavity of the separating tank body in a tilting mode and a guide net which is arranged on an opening of the guide chute and is in an arc-shaped structure, the guide net and the guide chute enclose a guide inner cavity, and the cross section size of the guide inner cavity is gradually increased from the upper end to the lower end of the separating device; the invention has the advantages of convenient field fixed installation, high transportation safety, less material consumption, low cost and good filtering effect.
Description
Technical Field
The invention belongs to the technical field of equipment for sewage treatment, and particularly relates to a material separation mechanical device of an internal diversion separation tank.
Background
The air pump or the fan is used for pumping power to collect sludge and sewage, and as the fan is positioned in the whole pipeline system, the sludge, water or cobble must be separated before the fan, the separated cleaner air is discharged back to the atmosphere through the fan, and the collected sludge and sewage are concentrated.
At present, the sludge, the sewage and the air are separated in a separating tank by a centrifugal method, the sludge and the sewage are collected and discharged through a cone at the lower end of the separating tank, and the sludge falls on the upper end of the cone-shaped separating tank and automatically slides down under the action of gravity; air is drawn from the upper end of the separator tank by a blower and vented to atmosphere.
Because the adhesion of mud residue is stronger, the conical part of knockout drum bottom needs big inclination to be favorable to overcoming the adhesion of mud residue, and the toper hopper of big inclination is favorable to the collection of material, and the height that just needs the toper hopper is big enough, just can form big enough toper inclination, but the higher the cone of knockout drum bottom, the bigger the proportion that the cone accounts for the knockout drum is, the smaller the effective volume of the jar body, because the volume of cone is only one third of cylinder volume, especially some knockout drums need transportation, in order not to super wide, superelevation, the too big of knockout drum is unfavorable, therefore it is very necessary to improve the effective volume of knockout drum, and some knockout drums are installed on the vehicle, the toper bottom is inconvenient in the vehicle installation, stability is also not good.
And, tank bottoms sewage is if not in time discharged, and the sediment in the sewage deposits easily and blocks up out the water piping, because the adhesion of sediment is stronger, and the sediment in the sewage also is easy to adhere on the toper inner wall of jar body, and the material that includes some big repose angle flows down difficultly in the knockout drum, is difficult for being collected, is difficult for being discharged the knockout drum. Large-particle materials or garbage sucked into the separating tank directly enter the sewage pump, and the sewage pump is easy to be blocked.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the material separation mechanical device of the internal diversion separation tank, which is convenient for on-site fixed installation, high in transportation safety, low in consumption, low in cost and good in filtering effect.
The technical scheme of the invention is as follows:
the material separation mechanical device of the internal diversion separating tank comprises a separating tank body, wherein an air outlet is formed in the top of the separating tank body, a material inlet pipe extending into the separating tank body is formed in one side wall of the upper part of the separating tank body, a material outlet is formed in the lower part of the separating tank body, the bottom of the separating tank body is of a flat bottom structure, and the material inlet pipe and the material outlet are arranged diagonally;
the separating tank is characterized in that a separating device is obliquely arranged inside the separating tank body and comprises a guide groove extending downwards from the upper part of the inner cavity of the separating tank body and a guide net arranged on an opening of the guide groove and having an arc-shaped structure, the guide net and the guide groove enclose a guide inner cavity, and the cross section size of the guide inner cavity is gradually increased from the upper end to the lower end of the separating device.
Further, a baffle plate which inclines in the same direction as the screening device is arranged at the top of the inner cavity of the separating tank body, and a gap is reserved between the lower end of the baffle plate and the side wall of the separating tank body.
Further, the material advances the pipe and is the return bend that the angle of buckling is greater than 90, and the material advances the feed section perpendicular to separator tank body's of pipe lateral wall, and the material advances the contained angle of the ejection of compact section of pipe and separator tank body lateral wall and is less than the contained angle of screening device and separator tank body lateral wall.
Further, both ends of the guide chute are respectively contacted with the upper part and the lower part of the separating tank body, the lower end of the guide chute is provided with a horizontal bending section, and the horizontal bending section is positioned at the lower side of the material outlet.
Further, the lower part of the separating tank body is provided with an agitating pump connected to the guide chute through a lifting rope.
Preferably, the material guiding net is welded on the material guiding groove.
Preferably, the guide net is provided with a turned edge coated on the edge of the guide groove, and the turned edge is connected to the guide groove through a wire or a metal wire.
Preferably, the arc radius of the material guiding net gradually increases from top to bottom, and the lowest point of the end of the material guiding net is slightly lower than the edge of the lower part of the material guiding groove.
Preferably, the radius of the arc at the upper part of the material guiding net gradually increases from top to bottom, and the lower part of the material guiding net gradually transits from the arc to a plane.
Preferably, the arc radius of the material guiding net gradually increases from top to bottom to the lower end of the material guiding net and is transited into an inverse arc shape.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the screening device is arranged in the separating tank body, so that the design of adopting a conical structure at the bottom of the existing separating tank body is omitted, the area of the bottom of the separating tank body is increased, the separating tank body is convenient to fixedly install on site, the transportation safety of the separating tank body is effectively improved, the material consumption of steel of the separating tank body is effectively reduced, the economic cost of the separating tank body is further reduced, and meanwhile, the production process of the separating tank body is simplified;
2. the screening device comprises the guide chute and the guide net with an arc-shaped structure, and the cross section size of the guide inner cavity formed by the guide chute and the guide net is gradually increased from top to bottom, so that the blockage of the guide net caused by deposition of the filtered large-particle materials at the bottom of the guide net is effectively avoided;
3. the screening device is obliquely arranged in the separating tank body, so that materials can smoothly flow downwards along the screening device, and the materials can be effectively filtered;
in a word, the invention has the advantages of convenient field fixed installation, high transportation safety, less material consumption, low cost and good filtering effect.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic view of a partial cross-section of FIG. 1, rotated A-A.
Wherein, 1, the knockout drum body, 2, air outlet, 3, baffle, 4, material advance pipe, 5, baffle box, 501, horizontal bending section, 6, guide net, 601, turn-ups, 7, guide inner chamber, 8, lifting rope, 9, stirring pump, 10, material outlet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
According to the figures 1-2, a material separation mechanical device of an internal diversion separating tank comprises a separating tank body 1, wherein an air outlet 2 is arranged at the top of the separating tank body 1, the air outlet 2 is connected with an exhaust fan, a material inlet pipe 4 extending into the separating tank body 1 is arranged on one side wall of the upper part of the separating tank body, a material outlet 10 is arranged at the lower part of the separating tank body 1, a non-blocking sewage pump positioned outside the separating tank body 1 is arranged at the material outlet 10, the bottom of the separating tank body 1 is of a flat bottom structure, and the material inlet pipe 4 and the material outlet 10 are diagonally arranged;
the separating tank is characterized in that a screening device is obliquely arranged inside the separating tank body 1 and comprises a guide groove 5 extending downwards from the upper part of the inner cavity of the separating tank body 1 and a guide net 6 arranged on an opening of the guide groove 5 and having an arc-shaped structure, the guide net 6 and the guide groove 5 enclose a guide inner cavity 7, and the cross section size of the guide inner cavity 7 is gradually increased from the upper end to the lower end of the screening device.
In this embodiment, a baffle plate 3 inclined in the same direction as the screening device is disposed at the top of the inner cavity of the separation tank body 1, a gap is formed between the lower end of the baffle plate 3 and the side wall of the separation tank body 1, and the gap only allows air to pass through, and the baffle plate 3 blocks light particulate matters in the separation tank body 1, so that the particulate matters are prevented from being pumped to the outside of the separation tank body 1 by an exhaust fan to pollute the air; meanwhile, when the material entering the separating tank body 1 at a high speed through the material inlet pipe 4 falls into the screening device to generate splashing, the material is blocked by the baffle plate 3, so that the hand fan is prevented from being damaged due to the fact that sewage and sediment enter the exhaust fan.
In this embodiment, the material inlet pipe 4 is an elbow with a bending angle greater than 90 °, the feeding section of the material inlet pipe 4 is perpendicular to the side wall of the separation tank body 1, and the included angle between the discharging section of the material inlet pipe 4 and the side wall of the separation tank body 1 is smaller than the included angle between the screening device and the side wall of the separation tank body 1, so that the discharging section of the material inlet pipe 4 and the opening edge of the guide chute 5 form a beta angle, and the beta angle is 10 ° -15 °, so that the material entering the screening device through the material inlet pipe 4 cannot scatter outside the screening device under the action of an exhaust fan.
In this implementation, the both ends of baffle box 5 contact with the upper portion and the lower part of knockout drum body 1 respectively, and the lower extreme of baffle box 5 has horizontal bending section 501, horizontal bending section 501 is located the downside of material export 10, and the setting of this horizontal bending section 501 provides buffer space for dividing the sieve device bottom, increases the passageway space before the material export 10, avoids because the bottom of baffle box 5 slope directly with the direct and narrow and the jam under the passageway of material export 10 department that causes of material export 10 butt.
In this embodiment, the lower part of knockout drum body 1 is provided with the stirring pump 9 of being connected on baffle box 5 through lifting rope 8, and stirring pump 9 preferring the sewage pump, and stirring pump 9 is when the operation, from the high-speed blowout of delivery port of rethread stirring pump 9 after the water absorption of knockout drum body 1 bottom to stir the sewage of knockout drum body 1 bottom, avoid the silt to take place in the sewage of knockout drum body 1 bottom to deposit, be convenient for sewage discharge through material export 10.
In this embodiment, as a fixing manner of the guide net 6 and the guide groove 5, the guide net 6 may be welded on the guide groove 5.
In this embodiment, as another fixing manner of the guide net 6 and the guide groove 5, the guide net 6 has a flange 601 wrapping the edge of the guide groove 5, and the flange 601 is connected to the guide groove 5 by a wire or a metal wire.
In this embodiment, the cross section of the guide chute 5 is any one of V-type, U-type, W-type or inverted m-type, wherein the V-type or U-type guide chute 5 provides a single channel, and the W-type or inverted m-type provides a dual channel.
In this embodiment, a structural form of the material guiding net 6 is provided, the arc radius of the material guiding net 6 gradually increases from top to bottom, the lowest point of the end of the material guiding net 6 is slightly lower than the edge of the lower part of the material guiding groove 5, wherein the lowest point of the upper end of the material guiding net 6 can have a certain gap with the material guiding groove 5, and the gap can not enable large particle impurities of sewage entering through the material inlet pipe 4 to enter the material guiding inner cavity 7; preferably, the lowest point at the upper end of the guide net 6 is contacted with the bottom of the guide groove 5; the arc radius of the guide net 6 gradually increases from top to bottom, so that the bottom end of the lower part of the guide net 6 gradually gets away from the bottom of the guide groove 5, and a buffer space with a small upper part and a large lower part is provided for the guide cavity 7.
Example two
The present embodiment is another implementation manner based on the first embodiment, and the difference between the present embodiment and the first embodiment is that the structure form of the material guiding net is different.
In this embodiment, the radius of the arc at the upper part of the material guiding net 6 gradually increases from top to bottom, and the lower part of the material guiding net 6 gradually transits from the arc to a plane, wherein the lowest point at the upper end of the material guiding net 6 can have a certain gap with the material guiding groove 5, and the gap can not allow large particle impurities of the sewage entering through the material inlet pipe 4 to enter the material guiding inner cavity 7; preferably, the lowest point at the upper end of the guide net 6 is contacted with the bottom of the guide groove 5; the arc radius of the material guiding net 6 is gradually increased until the lower end of the material guiding net is transited to a plane structure, so that the large granular stones which are slightly removed are prevented from falling to the bottom of the separating tank body 1, the large granular stones are prevented from depositing on the material guiding net 6 to increase the bearing force of the material guiding net 6, and meanwhile, the blockage of the material guiding net 6 caused by excessive granular stones deposited on the material guiding net 6 is prevented; similarly, the bottom end of the lower part of the guide net 6 is gradually far away from the bottom of the guide groove 5, so that a small-top and large-bottom buffer space is provided for the guide inner cavity 7.
Example III
The present embodiment is another embodiment mode of the first embodiment and the second embodiment, and the difference between the present embodiment and the first embodiment is that the structural form of the material guiding net 6 is different.
In this embodiment, the radius of the arc of the material guiding net 6 gradually increases from top to bottom to transition to a reverse arc at the lower end; the lower part of the material guiding net 6 is gradually changed into a reverse arc shape, so that the filtered large-particle stones conveniently roll down to the bottom of the separating tank body 1, and the material guiding net is not blocked in a large area; meanwhile, a sufficient accommodating buffer space can be provided for the lower part of the guide inner cavity 5; specifically, the large-particle material which is slightly out through the material guiding net 6 falls to the bottom of the separating tank body 1 along the reverse arc-shaped surface under the subsequent material impact effect.
In the invention, the lower end of the guide net 6 can be bent downwards along the lower end of the guide groove 5, so that the guide net 6 and the guide groove 5 form a relatively closed guide inner cavity 7; likewise, the lower end of the guide net 6 can also be upwards folded along the inner side wall of the separation tank body 1 so that the guide net 6 and the guide groove 5 form a guide inner cavity 7 with the bottom not closed, at this time, the upwards folded part of the bottom end of the guide net 6 can prevent materials which are not filtered by the guide net from entering the material outlet 10, and once the bottom of the guide inner cavity 7 blocks the material outlet 10 due to excessive accumulated materials, maintenance personnel can detach the non-blocking sewage pump for manual dredging.
The working process of the invention is as follows: the fan connected with the air outlet 2 runs and simultaneously the non-blocking sewage pump connected with the material outlet 10 synchronously runs to vacuumize the interior of the separating tank body 1 to form negative pressure, so that the material inlet pipe 4 extracts a mixture of sludge, sewage and air, and the air is discharged into the atmosphere through the exhaust fan; the mixture of sewage and sludge falls onto a guide net 6 in a direction of beta angle with the edge of a guide chute 5, the guide net filters large granular matters, the filtered large granular matters roll downwards along the guide net 5 under the impact action of subsequent materials until falling to the bottom of a separating tank body 1, and the filtered sewage flows downwards along a guide inner cavity 7 and is discharged out of the separating tank body 1 through a material outlet 10; when sewage is deposited at the bottom of the separating tank body 1, the stirring pump 9 is started, and the stirring pump 9 stirs the sludge and sewage at the bottom of the separating tank body 1 to avoid sludge deposition.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. The utility model provides a material separation mechanical device of interior water conservancy diversion knockout drum, includes knockout drum body (1), the top of knockout drum body (1) is provided with air outlet (2), air outlet (2) are connected with the air exhauster, are provided with on the lateral wall on knockout drum body (1) upper portion and stretch into its inside material and advance pipe (4), and knockout drum body (1) lower part is provided with material outlet (10), its characterized in that: the bottom of the separating tank body (1) is of a flat bottom structure, and the material inlet pipe (4) and the material outlet (10) are arranged diagonally;
the separating tank comprises a separating tank body (1), wherein a separating device is obliquely arranged in the separating tank body (1), the separating device comprises a guide groove (5) which extends downwards obliquely from the upper part of an inner cavity of the separating tank body (1) and a guide net (6) which is arranged on an opening of the guide groove (5) and is in an arc-shaped structure, the guide net (6) and the guide groove (5) enclose to form a guide inner cavity (7), and the cross section size of the guide inner cavity (7) is gradually increased from the upper end to the lower end of the separating device;
the material inlet pipe (4) is an elbow with a bending angle larger than 90 degrees, the feeding section of the material inlet pipe (4) is perpendicular to the side wall of the separating tank body (1), and the included angle between the discharging section of the material inlet pipe (4) and the side wall of the separating tank body (1) is smaller than the included angle between the screening device and the side wall of the separating tank body (1); the section of the guide chute (5) is any one of V-shaped, U-shaped, W-shaped or inverted-m-shaped, wherein the V-shaped or U-shaped guide chute (5) provides a single channel, and the W-shaped or inverted-m-shaped guide chute provides a double channel;
the two ends of the guide chute (5) are respectively contacted with the upper part and the lower part of the separation tank body (1), the lower end of the guide chute (5) is provided with a horizontal bending section (501), and the horizontal bending section (501) is positioned at the lower side of the material outlet (10);
the arc radius of the material guiding net (6) gradually increases from top to bottom to the lower end of the material guiding net to be transited into an inverse arc; large-particle materials filtered out through the material guiding net (6) fall to the bottom of the separating tank body (1) along the reverse arc-shaped surface under the subsequent material impact effect, so that the material guiding net (6) is not blocked in a large area, and meanwhile, a sufficient accommodating buffer space can be provided for the lower part of the material guiding inner cavity (7).
2. The material separation mechanical device of the inner diversion separator tank according to claim 1, wherein: the top of the inner cavity of the separating tank body (1) is provided with a baffle plate (3) which inclines in the same direction as the screening device, and a gap is reserved between the lower end of the baffle plate (3) and the side wall of the separating tank body (1).
3. The material separation mechanical device of the inner diversion separator tank according to claim 1, wherein: the lower part of the separating tank body (1) is provided with an agitating pump (9) connected to the guide chute (5) through a lifting rope (8).
4. The material separation mechanical device of the inner diversion separator tank according to claim 1, wherein: the material guiding net (6) is welded on the material guiding groove (5).
5. The material separation mechanical device of the inner diversion separator tank according to claim 1, wherein: the guide net (6) is provided with a turned edge (601) coated on the edge of the guide groove (5), and the turned edge (601) is connected to the guide groove (5) through a wire or a metal wire.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910322768 | 2019-04-22 | ||
| CN2019103227683 | 2019-04-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110327710A CN110327710A (en) | 2019-10-15 |
| CN110327710B true CN110327710B (en) | 2024-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910771383.5A Active CN110327710B (en) | 2019-04-22 | 2019-08-21 | Material separation mechanical device of internal flow guide separation tank |
| CN201921360140.4U Active CN210543902U (en) | 2019-04-22 | 2019-08-21 | Material separation mechanical device of inner diversion separation tank |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921360140.4U Active CN210543902U (en) | 2019-04-22 | 2019-08-21 | Material separation mechanical device of inner diversion separation tank |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB530787A (en) * | 1939-06-01 | 1940-12-20 | Arthur Algernon Hirst | Improvements in apparatus for gravity separation of granular material |
| CN204973221U (en) * | 2015-07-15 | 2016-01-20 | 殷志成 | Novel rainwater filter |
| CN205613111U (en) * | 2016-04-27 | 2016-10-05 | 南通如日纺织有限公司 | Anti -soil nature is filter equipment for thermal barrier coating material |
| WO2017099205A1 (en) * | 2015-12-11 | 2017-06-15 | 株式会社ダルトン | Recovery device and cleaning device |
-
2019
- 2019-08-21 CN CN201910771383.5A patent/CN110327710B/en active Active
- 2019-08-21 CN CN201921360140.4U patent/CN210543902U/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB530787A (en) * | 1939-06-01 | 1940-12-20 | Arthur Algernon Hirst | Improvements in apparatus for gravity separation of granular material |
| CN204973221U (en) * | 2015-07-15 | 2016-01-20 | 殷志成 | Novel rainwater filter |
| WO2017099205A1 (en) * | 2015-12-11 | 2017-06-15 | 株式会社ダルトン | Recovery device and cleaning device |
| CN205613111U (en) * | 2016-04-27 | 2016-10-05 | 南通如日纺织有限公司 | Anti -soil nature is filter equipment for thermal barrier coating material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN210543902U (en) | 2020-05-19 |
| CN110327710A (en) | 2019-10-15 |
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