CN112044160A - Sewage impurity removal device - Google Patents
Sewage impurity removal device Download PDFInfo
- Publication number
- CN112044160A CN112044160A CN202010956041.3A CN202010956041A CN112044160A CN 112044160 A CN112044160 A CN 112044160A CN 202010956041 A CN202010956041 A CN 202010956041A CN 112044160 A CN112044160 A CN 112044160A
- Authority
- CN
- China
- Prior art keywords
- box
- rotary drum
- groove
- rod
- filter screen
- 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.)
- Withdrawn
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 23
- 239000012535 impurity Substances 0.000 title claims abstract description 12
- 238000005192 partition Methods 0.000 claims description 16
- 239000010813 municipal solid waste Substances 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 24
- 238000007789 sealing Methods 0.000 description 10
- 125000006850 spacer group Chemical group 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005457 optimization Methods 0.000 description 4
- 238000007790 scraping Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/52—Regenerating the filter material in the filter by forces created by movement of the filter element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
- B01D33/37—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection
- B01D33/39—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in parallel connection concentrically or coaxially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/44—Regenerating the filter material in the filter
- B01D33/52—Regenerating the filter material in the filter by forces created by movement of the filter element
- B01D33/54—Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
- B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a sewage impurity removing device, which structurally comprises a box body, a water inlet pipe, a rotating structure and a water outlet pipe, wherein the rotating structure is installed in the box body, the water inlet pipe and the water outlet pipe are respectively arranged on the left side and the right side of the box body, a lantern ring is arranged in the left side of the box body, the rotating structure comprises a supporting rod, a rotary drum, a gear, a motor and a toothed ring, the supporting rods are respectively connected with the outer sides of the two ends of the rotary drum, the left end of the rotary drum is sleeved in the lantern ring, the outer side of the right end of the rotary drum is connected with the toothed ring, the toothed ring is meshed with the gear arranged: can shake off through rotatory cooperation vibration to debris on the filter screen, prevent to pollute once more and filter the water, and need not manual operation, improve work efficiency.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to a sewage impurity removal device.
Background
When to sewage treatment, the effect when rubbish that contains in the sewage can influence sewage treatment, and the user needs clear away the rubbish in the sewage before to sewage treatment to guarantee sewage treatment's effect.
When the existing filtering device is used, a user can easily extrude garbage to the other side of the filter screen when cleaning the garbage, the filtered water is polluted, the filtering effect is reduced, and the replacement of the filter screen is too troublesome.
Disclosure of Invention
The invention mainly aims to overcome the defects of the prior art and provide a sewage impurity removal device.
The invention is realized by adopting the following technical scheme: the utility model provides a sewage edulcoration device, its structure includes box, inlet tube, revolution mechanic, outlet pipe, box internally mounted has revolution mechanic, the left and right sides of box is equipped with inlet tube, outlet pipe respectively, the inside lantern ring that is equipped with in box left side, revolution mechanic includes bracing piece, rotary drum, gear, motor, ring gear, the both ends outside of rotary drum is connected with the bracing piece respectively, rotary drum left end cover is established in the lantern ring, the rotary drum right-hand member outside is connected with the ring gear, the ring gear meshes with the gear of establishing in the top mutually, the gear is connected with the motor, the motor is connected in the box outside.
As optimization, the rotary drum includes barrel, dead slot, filters piece, spacing body, collection structure, the barrel is equipped with the dead slot, install in the dead slot and filter the piece, filter and be connected with the spacing body, the spacing body is established in the dead slot side and is connected in the barrel, the collection structure is established in the middle of the barrel.
Preferably, the spacing member comprises a partition plate, grooves and clamping blocks, the grooves are formed in two sides of one end, close to the barrel, of the partition plate respectively, the clamping blocks are connected to two sides of the partition plate respectively, the clamping blocks are arranged on the side faces of the grooves, and the outer side of the spacing member is connected with the supporting rod.
As optimization, the filtering piece comprises a guide rod, a filter screen, a convex rod and a spring, the guide rod is connected to the two sides of the filter screen respectively, the guide rod is arranged in the groove and is connected with the inside of the groove through the spring, and the convex rod is connected to the middle of the outer side of the filter screen.
Preferably, a blocking piece is arranged in the box body and comprises a connecting block and spheres, the top of the connecting block is connected to the inner top of the barrel, and the spheres are uniformly distributed at the bottom of the connecting block.
As an optimization, the collecting structure comprises a collecting tank, a scraper, a connecting rod and a handle, wherein the scraper is arranged in the collecting tank, the middle of the scraper is vertically connected with one end of the connecting rod, and the other end of the connecting rod is vertically connected with the handle.
As optimization, the right side of the box body is provided with a sealing cover, the top of the sealing cover is hinged with the box body, the bottom of the sealing cover is provided with a threaded hole, and a screw rod is arranged in the threaded hole.
Preferably, the right side of the box body is connected with a nut, and the nut is in threaded connection with the screw.
Preferably, two ends of the barrel are respectively contacted with two sides in the box body, and two sides of the collecting tank are respectively connected with two sides in the box body.
Preferably, the bottom of the connecting block is arc-shaped, and the circle center of the arc is consistent with that of the cylinder.
Preferably, the side surface of the collecting groove is in a round shape with a notch.
Preferably, the handle is attached to the inner side of the sealing cover.
Advantageous effects
When the garbage collection tank is used, the motor is started to drive the gear to rotate, the gear drives the gear ring to rotate, the gear ring drives the rotary drum to rotate, sewage enters a space between the partition plates of the barrel body from the water inlet pipe, fluid falls into the bottom of the tank body through the filter screen and is discharged from the water outlet pipe, sundries are blocked and left on the filter screen by the filter screen, the sundries fall into the collection structure when rotating to the top through the rotation of the filter screen, the convex rod is pressed down by the ball when the filter screen rotates to the top and is pushed up and reset under the action of the spring after leaving the ball, the sundries on the filter screen can be shaken down through the vibration during the pushing up, the sundries are prevented from entering the other side of the filter screen, the screw rod is rotated to disengage from the nut to open the collection tank during the cleaning, the handle is pulled to enable the scraper to.
Compared with the prior art, the invention has the beneficial effects that: can shake off through rotatory cooperation vibration to debris on the filter screen, prevent to pollute once more and filter the water, and need not manual operation, improve work efficiency.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of a sewage impurity removal device according to the present invention.
FIG. 2 is a schematic view of the structure of the drum of the present invention.
FIG. 3 is a cross-sectional view A1-A2 of FIG. 2.
Fig. 4 is a schematic view of the spacer of the present invention.
Fig. 5 is a schematic view of the filter element of the present invention.
Fig. 6 is a right side view of the collection structure of the present invention.
Fig. 7 is a schematic view of an installation structure of the sealing cover of the present invention.
In the figure: the device comprises a box body 1, a water inlet pipe 2, a rotating structure 3, a water outlet pipe 4, a sleeve ring 10, a support rod 30, a rotary drum 31, a gear 32, a motor 33, a toothed ring 34, a cylinder body a, a hollow groove b, a filter element c, a spacing element d, a collecting structure e, a partition plate d1, a groove d2, a clamping block d3, a guide rod c1, a filter screen c2, a convex rod c3, a spring c4, a blocking element f, a connecting block f1, a sphere f2, a collecting groove e1, a scraping plate e2, a connecting rod e3, a handle e4, a sealing cover 5, a screw 50.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides a technical solution of a sewage impurity removing apparatus: the structure of the water purifier comprises a box body 1, a water inlet pipe 2, a rotating structure 3 and a water outlet pipe 4, wherein the rotating structure 3 is arranged in the box body 1, the water inlet pipe 2 and the water outlet pipe 4 are respectively arranged at the left side and the right side of the box body 1, a lantern ring 10 is arranged in the left side of the box body 1, the rotating structure 3 comprises a supporting rod 30, a rotary drum 31, a gear 32, a motor 33 and a toothed ring 34, the supporting rods 30 are respectively connected with the outer sides of the two ends of the rotary drum 31, the left end of the rotary drum 31 is sleeved in the lantern ring 10, the outer side of the right end of the rotary drum 31 is connected with the toothed ring 34, the toothed ring 34 is meshed with the gear 32 arranged above, the gear 32 is connected with the motor 33, the motor 33 is connected with the outer side of the box body 1, the rotary drum 31 comprises a cylinder body a, an, the filter element c is connected with a spacer element d which is arranged on the side surface of the empty groove b and connected in the cylinder body a, the collecting structure e is arranged in the middle of the cylinder body a, the spacer element d comprises a partition plate d1, a groove d2 and a fixture block d3, two sides of one end, close to the cylinder body a, of the partition plate d1 are respectively provided with a groove d2, two sides of the partition plate d1 are respectively connected with a fixture block d3, the fixture block d3 is arranged on the side surface of the groove d2, the filter element c comprises a guide rod c1, a filter screen c2, a convex rod c3 and a spring c4, two sides of the filter screen c2 are respectively connected with a guide rod c1, the guide rod c1 is arranged in the groove d1 and connected with the inside of the groove d1 through a spring c1, the convex rod c1 is connected with the middle outside of the filter screen c1, the filter screen c1 can be limited by the fixture block d1 to prevent the filter screen c1 from being separated from the groove d1, the bottom of the connecting block f1 is provided with uniformly distributed spheres f2 which can continuously vibrate the filter screen c2, the bottom of the connecting block f1 is arc-shaped, the circle center of the arc-shaped sphere is consistent with that of the cylinder a, and the distance between each sphere f2 and the convex rod c3 is consistent.
The working principle is as follows: when the trash collecting device is used, the starting motor 33 drives the gear 32 to rotate, the gear 32 drives the toothed ring 34 to rotate, the toothed ring 34 drives the rotary drum 31 to rotate, sewage enters the space between the partition plates d1 of the cylinder body a from the water inlet pipe 2, fluid falls into the bottom of the box body 1 through the filter screen c2 and is discharged from the water outlet pipe 4, the trash is blocked by the filter screen c2 and left on the filter screen c2, the trash falls into the collecting structure e when rotating to the top through the rotation of the filter screen c2, the convex rod c3 is pressed down by the sphere f2 when passing through the sphere 483f 6 when the filter screen c2 rotates to the top, the trash is jacked and reset under the action of the spring c4 after leaving the sphere f2, the trash on the filter screen c2 can be shaken down through the vibration when jacking, and the trash is prevented from.
Example 2
Referring to fig. 1-7, the present invention provides a technical solution of a sewage impurity removing apparatus: the structure of the water purifier comprises a box body 1, a water inlet pipe 2, a rotating structure 3 and a water outlet pipe 4, wherein the rotating structure 3 is arranged in the box body 1, the water inlet pipe 2 and the water outlet pipe 4 are respectively arranged at the left side and the right side of the box body 1, a lantern ring 10 is arranged in the left side of the box body 1, the rotating structure 3 comprises a supporting rod 30, a rotary drum 31, a gear 32, a motor 33 and a toothed ring 34, the supporting rods 30 are respectively connected with the outer sides of the two ends of the rotary drum 31, the left end of the rotary drum 31 is sleeved in the lantern ring 10, the outer side of the right end of the rotary drum 31 is connected with the toothed ring 34, the toothed ring 34 is meshed with the gear 32 arranged above, the gear 32 is connected with the motor 33, the motor 33 is connected with the outer side of the box body 1, the rotary drum 31 comprises a cylinder body a, an, the filter element c is connected with a spacer element d which is arranged on the side surface of the empty groove b and connected in the cylinder body a, the collecting structure e is arranged in the middle of the cylinder body a, the spacer element d comprises a partition plate d1, a groove d2 and a fixture block d3, two sides of one end, close to the cylinder body a, of the partition plate d1 are respectively provided with a groove d2, two sides of the partition plate d1 are respectively connected with a fixture block d3, the fixture block d3 is arranged on the side surface of the groove d2, the filter element c comprises a guide rod c1, a filter screen c2, a convex rod c3 and a spring c4, two sides of the filter screen c2 are respectively connected with a guide rod c1, the guide rod c1 is arranged in the groove d1 and connected with the inside of the groove d1 through a spring c1, the convex rod c1 is connected with the middle outside of the filter screen c1, the filter screen c1 can be limited by the fixture block d1 to prevent the filter screen c1 from being separated from the groove d1, the bottom of the connecting block f1 is provided with uniformly distributed spheres f2 which can continuously vibrate the filter screen c2, the bottom of the connecting block f1 is arc-shaped, the circle center of the arc is consistent with that of the cylinder a, the distance between each sphere f2 and each convex rod c3 can be consistent, the collecting structure e comprises a collecting groove e1, a scraping plate e2, a connecting rod e3 and a handle e4, a scraping plate e2 is arranged in the collecting groove e1, the middle of the scraping plate e2 is vertically connected with one end of the connecting rod e3, the other end of the connecting rod e3 is vertically connected with the handle e4, the right side of the box 1 is provided with a sealing cover 5, the top of the sealing cover 5 is hinged with the box 1, the bottom of the sealing cover 5 is provided with a threaded hole, a screw rod 50 is arranged in the threaded hole, the right side of the box 1 is connected with a nut 6, the nut 6 is, collecting vat e1 both sides are connected with the inside both sides of box 1 respectively, collecting vat e1 side is the circular of breach, can cooperate with spacing body d, and the breach is located the top, is convenient for collect, handle e4 is convenient for fix scraper blade e2 with the inboard laminating of sealed lid 5, makes scraper blade e2 unanimous be located collecting vat e 1's leftmost end, is convenient for clear up.
The working principle is as follows: when the collection gutter e1 is cleaned, the screw 50 is rotated to disengage the nut 6 to open the sealing cover 5, and the handle e4 is pulled to cause the scraper e2 to scrape the garbage inside the collection gutter e1 from the left end to the right end, thereby cleaning the garbage.
Compared with the prior art, the invention has the technical progress that: can shake off through rotatory cooperation vibration to debris on the filter screen, prevent to pollute once more and filter the water, and need not manual operation, improve work efficiency.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides a sewage edulcoration device, its structure includes box (1), inlet tube (2), revolution mechanic (3), outlet pipe (4), box (1) internally mounted has revolution mechanic (3), the left and right sides of box (1) is equipped with inlet tube (2), outlet pipe (4) respectively, its characterized in that:
the utility model discloses a box, including box (1), rotating structure (3), supporting rod (30), rotary drum (31), gear (32), motor (33), ring gear (34), the both ends outside of rotary drum (31) is connected with supporting rod (30) respectively, rotary drum (31) left end cover is established in ring gear (10), rotary drum (31) right-hand member outside is connected with ring gear (34), ring gear (34) mesh with gear (32) of establishing the top mutually, gear (32) are connected with motor (33), motor (33) are connected in the box (1) outside.
2. The sewage impurity removal device according to claim 1, wherein: the rotary drum (31) comprises a drum body (a), an empty groove (b), a filtering piece (c), a separating piece (d) and a collecting structure (e), wherein the drum body (a) is provided with the empty groove (b), the filtering piece (c) is installed in the empty groove (b), the filtering piece (c) is connected with the separating piece (d), the separating piece (d) is arranged on the side face of the empty groove (b) and connected in the drum body (a), and the collecting structure (e) is arranged in the middle of the drum body (a).
3. An apparatus according to claim 2, wherein: the partition (d) comprises a partition plate (d1), a groove (d2) and a clamping block (d3), the two sides of one end, close to the cylinder (a), of the partition plate (d1) are respectively provided with the groove (d2), the two sides of the partition plate (d1) are respectively connected with the clamping block (d3), and the clamping block (d3) is arranged on the side face of the groove (d 2).
4. An apparatus according to claim 2, wherein: the filter piece (c) comprises a guide rod (c1), a filter screen (c2), a convex rod (c3) and a spring (c4), wherein the two sides of the filter screen (c2) are respectively connected with the guide rod (c1), the guide rod (c1) is arranged in the groove (d2) and is connected with the inside of the groove (d2) through the spring (c4), and the convex rod (c3) is connected with the middle of the outer side of the filter screen (c 2).
5. The sewage impurity removal device according to claim 1, wherein: the novel garbage can is characterized in that a blocking piece (f) is arranged in the box body (1), the blocking piece (f) comprises a connecting block (f1) and a ball body (f2), the top of the connecting block (f1) is connected to the inner top of the cylinder body (a), and the ball body (f2) which is uniformly distributed is arranged at the bottom of the connecting block (f 1).
6. An apparatus according to claim 2, wherein: collect structure (e) including collecting vat (e1), scraper blade (e2), connecting rod (e3), handle (e4), be equipped with scraper blade (e2) in collecting vat (e1), be connected perpendicularly with connecting rod (e3) one end in the middle of scraper blade (e2), connecting rod (e3) other end is connected with handle (e4) perpendicularly.
7. The sewage impurity removal device according to claim 1, wherein: the box (1) right side is equipped with sealed lid (5), sealed lid (5) top is articulated mutually with box (1), sealed lid (5) bottom is equipped with the screw hole, installs screw rod (50) in this screw hole.
8. The sewage impurity removal device according to claim 1, wherein: the right side of the box body (1) is connected with a nut (6), and the nut (6) is in threaded connection with the screw (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010956041.3A CN112044160A (en) | 2020-09-11 | 2020-09-11 | Sewage impurity removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010956041.3A CN112044160A (en) | 2020-09-11 | 2020-09-11 | Sewage impurity removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112044160A true CN112044160A (en) | 2020-12-08 |
Family
ID=73610091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010956041.3A Withdrawn CN112044160A (en) | 2020-09-11 | 2020-09-11 | Sewage impurity removal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112044160A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175575A (en) * | 2021-04-01 | 2021-07-27 | 刘志鹏 | Pipeline connecting device for water conservancy and hydropower construction |
-
2020
- 2020-09-11 CN CN202010956041.3A patent/CN112044160A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113175575A (en) * | 2021-04-01 | 2021-07-27 | 刘志鹏 | Pipeline connecting device for water conservancy and hydropower construction |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112044160A (en) | Sewage impurity removal device | |
| CN216571750U (en) | Black smelly water filter equipment | |
| CN109550294A (en) | A kind of self-cleaning filter | |
| CN215232399U (en) | Wastewater treatment filtering device | |
| CN217391799U (en) | Dirt-absorbing type micro-filter | |
| CN212477907U (en) | Rainwater cuts dirty device | |
| CN213077648U (en) | Backwashing system for deep denitrification reactor device | |
| CN212731224U (en) | Micro-plastic purification device in polluted water | |
| CN213556506U (en) | Group jar is retrieved to mother liquor for salt manufacturing of elutriation purification | |
| CN219897235U (en) | Wastewater treatment device with anti-blocking structure | |
| CN218894019U (en) | Water conservancy hydropower construction drainage device | |
| CN219072355U (en) | Sewage treatment device convenient to remove | |
| CN220758227U (en) | Sponge urban rainwater purifier | |
| CN215313191U (en) | Seed processing production line frequency conversion dust pelletizing system | |
| CN220589116U (en) | Filtering device for gamma type alumina in aluminum dissolving process | |
| CN218451931U (en) | Sludge collecting and discharging device of oil separation lifting equipment | |
| CN218292156U (en) | Quick rainwater removing device for building construction | |
| CN220026266U (en) | Road sewage cleaning device | |
| CN221752540U (en) | Filter device for water pollution treatment | |
| CN220513553U (en) | Water impurity separation filter equipment | |
| CN221385565U (en) | Wastewater treatment tank | |
| CN219031822U (en) | Rainwater collecting and purifying device | |
| CN220574259U (en) | Calcined coke production boiler feed water treatment device | |
| CN218106888U (en) | Sewage treatment equipment convenient to remove | |
| CN219879323U (en) | Sediment device convenient to filter |
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 | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20201208 |
|
| WW01 | Invention patent application withdrawn after publication |