CN110924367B - Duckweed fishing device used in river sewage treatment - Google Patents
Duckweed fishing device used in river sewage treatment Download PDFInfo
- Publication number
- CN110924367B CN110924367B CN201911230543.1A CN201911230543A CN110924367B CN 110924367 B CN110924367 B CN 110924367B CN 201911230543 A CN201911230543 A CN 201911230543A CN 110924367 B CN110924367 B CN 110924367B
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- rotating shaft
- duckweed
- plate
- fishing device
- sewage treatment
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/10—Devices for removing the material from the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
- B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/08—Means for treating work or cutting member to facilitate cutting
- B26D7/12—Means for treating work or cutting member to facilitate cutting by sharpening the cutting member
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
- B63B35/32—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for for collecting pollution from open water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B15/00—Cleaning or keeping clear the surface of open water; Apparatus therefor
- E02B15/04—Devices for cleaning or keeping clear the surface of open water from oil or like floating materials by separating or removing these materials
- E02B15/10—Devices for removing the material from the surface
- E02B15/107—Whirling means forming a vortex in the water; cyclones
Abstract
The invention relates to the technical field of sewage treatment, and discloses a duckweed fishing device for river sewage treatment, which comprises a rack, wherein air cushions are fixedly arranged at the front part and the rear part of the rack, a turbine is fixedly arranged at the left side of the rack, side wing plates are fixedly arranged at the front part and the rear part of an inner cavity of the rack, supports are fixedly arranged at the upper part and the lower part of the inner side of each side wing plate, a connecting rod is arranged between the supports, a tray is movably sleeved on the connecting rod, and a first spring pipe extending to the supports is arranged below the tray. This a duckweed fishing device for when river course sewage is administered drives the turbine through drive arrangement and rotates, cooperates the cam extrusion to make the gasbag aerify, and first spring tube lifting tray, cooperates the second spring tube to promote the scraper blade to reached the efficiency of salvaging that has promoted the duckweed, got rid of moisture, collect the duckweed fast, be convenient for to duckweed recycle, can make the blade keep sharp effect for a long time.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a duckweed fishing device used for river sewage treatment.
Background
In a plurality of remote areas in China, due to the fact that local people are indifferent in protection consciousness on the environment, pesticides are used disorderly, sewage is discharged wantonly, the environment is damaged, pollution is serious, eutrophication of a river water body is caused correspondingly, flowing water cannot be used for daily cultivation, a large amount of duckweeds can emerge on the water surface of the river, and when the duckweeds explode, the whole water surface can be occupied, oxygen in the water is consumed, aquatic organisms such as fishes and shrimps die greatly, and accordingly damage to the environment is aggravated.
The existing duckweed fishing device for river sewage treatment discards the original manual fishing net fishing mode and utilizes mechanical net rollers and other modes to fish duckweeds, the fishing speed and quantity are greatly improved relative to manual work, but the device still has a plurality of defects, firstly, in the aspect of fishing speed, the duckweeds at the front end of the fishing device can only be fished, the peripheral duckweeds cannot be fished together, and the efficiency is low, and after the duckweeds are fished on a ship body, the duckweeds need to be forked into a collecting box by using a tool manually, so that the collecting speed is influenced, the water is not effectively drained by the duckweeds, the ship body is correspondingly wetted, the unnecessary weight of the collecting box is increased, in addition, the collected duckweeds are not processed and cut into pieces on site, and when the duckweeds are piled up in the collecting box, the utilization space of the collecting box is wasted, is inconvenient to recycle, and an additional crushing procedure is added when the duckweed is used for preparing the feed of the livestock at the later stage.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the duckweed fishing device for river sewage treatment, which has the advantages of improving the duckweed fishing efficiency, removing water, quickly collecting duckweeds, facilitating the duckweeds to be recycled and the like, and solves the problems that the common duckweed fishing device for river sewage treatment has low duckweeds fishing efficiency, does not remove water, needs manual collection and transfer of the duckweeds, and is inconvenient for duckweeds to be recycled and utilized.
(II) technical scheme
In order to achieve the purposes of improving the salvaging efficiency of the duckweeds, removing water, quickly collecting the duckweeds, facilitating the recycle of the duckweeds and the like, the invention provides the following technical scheme: a duckweed fishing device used for river sewage treatment comprises a rack, wherein air cushions are fixedly arranged at the front part and the rear part of the rack, a turbine is fixedly arranged at the left side of the rack, symmetrical limiting plates are arranged at the left side of the rack, a baffle is fixedly arranged at the middle part of the rack, side wing plates are fixedly arranged at the front part and the rear part of an inner cavity of the rack, supports are fixedly arranged at the upper part and the lower part of the inner side of each side wing plate, a connecting rod is arranged between the supports, a tray is movably sleeved on the connecting rod, a first spring pipe extending to the supports is arranged below the tray, a containing bin is fixedly connected to the left side of each side wing plate, a scraper is slidably connected to the inner cavity of the containing bin, a second spring pipe is fixedly connected between the scraper and the left wall of the inner cavity of the containing bin, a fixed frame is arranged at the upper part of the, a collecting box is movably inserted in the right part of an inner cavity of the frame, vertical rods are arranged on the left side and the right side of the upper part of the frame, a support plate is arranged on the upper part of each vertical rod, a fixed plate is fixedly arranged on the right side of the upper part of each support plate, a first rotating shaft is arranged on the right side of each fixed plate, a disc is arranged on the first rotating shaft, a blade is arranged on the disc, an auxiliary plate is fixedly arranged above each support plate and on the right side of each fixed plate, a second rotating shaft is arranged on the left side of each auxiliary plate, a telescopic rod is arranged on the left side of each auxiliary plate and above each second rotating shaft, a connecting block is arranged on the left side of each telescopic rod, clamping columns are arranged on the front part and the rear part of each connecting block, a backing plate is arranged on the left side of the upper part of each support plate, a driving device, the third rotating shaft is provided with a cam, the air-making bag is arranged above the base plate and below the cam, the air storage box is fixedly arranged above the support plate and on the right side of the base plate, the air storage bag is arranged in an inner cavity of the air storage box, the lower wall of the support plate is provided with a first air valve, and the right side of the lower wall of the support plate, which is located on the first air valve, is provided with a second air valve.
Preferably, the limiting plate is provided with meshes, the inner diameters of the meshes are smaller, the duckweeds can be blocked by the meshes, water flow through holes are allowed, and resistance of water flow is reduced in the advancing process of the rack.
Preferably, the tray is provided with water filtering holes, and when the tray drives the duckweeds to ascend, water on the duckweeds can be filtered through the water filtering holes.
Preferably, the upper part and the lower part of the fixing frame are not sealed, when the duckweeds are cut by the blades, possibly existing parts of the duckweeds can be brought into the space between the knife grindstones together, and the corresponding duckweeds can be extruded by the blades, fall out of the lower part of the fixing frame and fall into the collecting box.
Preferably, the center of the disc is not coincident with the first rotating shaft, and when the first rotating shaft drives the disc to rotate, the first rotating shaft can enable the blade sleeved on the disc to move up and down relatively.
Preferably, the second rotating shaft and the first rotating shaft are on the same horizontal line, the gap between the second rotating shaft and the first rotating shaft is negligible, and the second belt can move between the second rotating shaft and the first rotating shaft.
Preferably, the right end of the gas storage box is provided with a pressure valve, and when the gas storage bag in the gas storage box stores gas to a certain pressure value, the pressure valve can release the redundant gas in the gas storage bag.
(III) advantageous effects
Compared with the prior art, the invention provides a duckweed fishing device for river sewage treatment, which has the following beneficial effects:
1. this a duckweed fishing device for when river course sewage is administered, through putting the whole surface of water into with the frame, start advancing device, make whole the gos forward, the cooperation starts drive arrangement, drive arrangement can drive turbine work through first belt promptly, the turbine makes peripheral rivers flow direction self then, inhale the inner chamber of frame with the duckweed, the effect of cooperation limiting plate, it can be with the duckweed gathering on the way of marcing in the frame, the absorption of the turbine of being convenient for, thereby the effect of the efficiency of salvaging of duckweed has been reached.
2. This a duckweed fishing device when being used for river course sewage to administer, drive the extrusion of cam continuation through drive arrangement and make the gasbag, make the gasbag then collect the air and store the gas storage bag in, when gathering a certain amount of duckweed in the inner chamber of frame, first air valve is opened promptly, gas can gush into first spring pipe in, make its extension, the tray is then by jack-up, it can be dragged for the duckweed of gathering simultaneously, because the drainage hole has been seted up on the tray, the moisture on the duckweed can be filtered along with the rising in-process of tray, thereby reached the effect of getting rid of moisture.
3. This a duckweed fishing device for when river course sewage is administered drags for the duckweed through the tray and rises to the peak, and the second pneumatic valve can start to open promptly, and the gas in the gas storage bag can be gushed into the second spring pipe promptly to make it extend, synchronous ejecting the scraper blade, the scraper blade can be scraped out to the right side along the surface of tray promptly with accumulational duckweed, makes the duckweed fall into the collection box, thereby has reached the effect of collecting the duckweed fast.
4. This a duckweed fishing device for when river course sewage is administered, through when the scraper blade starts, start the telescopic link and make its extension, the telescopic link can drive even piece promptly and utilize the card post to push away the second belt to the left side, make the second belt cup joint between third pivot and first pivot, drive arrangement can the rotation of synchronous drive first pivot promptly, receive the influence of disc in the first pivot, the blade can reciprocal up-and-down motion promptly, duckweed to the route below is cut, thereby reached and be convenient for the effect to duckweed recycle.
5. This a duckweed fishing device for when river course sewage is administered, through the reciprocal up-and-down motion of blade, make the cutting edge squeeze in between the whetstone, the whetstone can be pushed away promptly, corresponding and cutting edge production friction, it is sharp to make the cutting edge, and during this period, because the surface of whetstone is in continuous wearing and tearing, it receives the influence of spring, can be continuous to middle part extrusion replenishment, make the whetstone can use with the blade is long-term to cooperate, thereby reached and to have made the blade keep sharp effect for a long time.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the connecting portions of the frame and the like of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 1;
FIG. 4 is an enlarged view at B of FIG. 1;
FIG. 5 is a top view of a connecting portion of the fixing frame and the like of the present invention;
FIG. 6 is a left side sectional view of a connecting portion of a connecting rod or the like according to the present invention;
FIG. 7 is a top view of the connecting portion of the cartridge of the present invention;
FIG. 8 is a top view of the clip post and connecting block of the present invention;
fig. 9 is a right side view of a connecting portion of a disk or the like of the present invention.
In the figure: 1-frame, 2-air cushion, 3-turbine, 4-limit plate, 5-baffle, 6-flank plate, 7-support, 8-connecting rod, 9-tray, 10-first spring tube, 11-containing bin, 12-scraper, 13-second spring tube, 14-fixing frame, 15-knife stone, 16-spring, 17-collecting box, 18-vertical rod, 19-support plate, 20-fixing plate, 21-first rotating shaft, 22-disc, 23-blade, 24-auxiliary plate, 25-second rotating shaft, 26-telescopic rod, 27-connecting block, 28-clamping column, 29-backing plate, 30-driving device, 31-third rotating shaft, 32-first belt, 33-second belt, 34-cam, 35-air generating bag, 36-air storage box, 37-air storage bag, 38-first air valve and 39-second air valve.
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.
Referring to fig. 1-9, a duckweed fishing device for river sewage treatment comprises a frame 1, a propelling device is further arranged at the tail of the frame 1 during installation and use, the propelling device is used for advancing on the water surface, air cushions 2 are fixedly arranged at the front and the rear of the frame 1, a turbine 3 is fixedly arranged at the left side of the frame 1, symmetrical limiting plates 4 are arranged at the left side of the frame 1, meshes are formed in the limiting plates 4, the inner diameters of the meshes are smaller, but the duckweeds can be blocked by the limiting plates, water flow through holes are allowed, resistance of water flow is reduced during advancing of the frame 1, a baffle 5 is fixedly arranged at the middle of the frame 1, side wing plates 6 are fixedly arranged at the front and the rear of an inner cavity of the frame 1, the side wing plates 6 can prevent the duckweeds from falling down from two sides and causing material return phenomenon in the process that a tray 9 drives the duckweeds to ascend, supports 7 are fixedly, a connecting rod 8 is arranged between the supports 7, a tray 9 is movably sleeved on the connecting rod 8, a water filtering hole is formed in the tray 9, when the tray 9 drives the duckweeds to ascend, water on the duckweeds can be filtered through the water filtering hole, a first spring tube 10 extending to the support 7 is arranged below the tray 9, a containing bin 11 is fixedly connected to the left side of the side wing plate 6, a scraping plate 12 is slidably connected to the inner cavity of the containing bin 11, a second spring tube 13 is fixedly connected between the scraping plate 12 and the left wall of the inner cavity of the containing bin 11, a fixing frame 14 is arranged on the upper portion of the right side of the baffle 5, the upper portion and the lower portion of the fixing frame 14 are not sealed, when the duckweeds are cut by the blades 23, possible parts of the duckweeds can be brought into the space between the knife grindstones 15 together, corresponding duckweeds can be extruded along with the blades 23 and fall out from the lower portion of the fixing frame 14 to, a spring 16 is arranged between the grindstone 15 and the side wall of the inner cavity of the fixed frame 14, a collecting box 17 is movably inserted in the right part of the inner cavity of the frame 1, vertical rods 18 are arranged on the left side and the right side of the upper part of the frame 1, a support plate 19 is arranged on the upper part of the vertical rods 18, a fixed plate 20 is fixedly arranged on the right side of the upper part of the support plate 19, a first rotating shaft 21 is arranged on the right side of the fixed plate 20, a disc 22 is arranged on the first rotating shaft 21, the center of the disc 22 is not overlapped with the first rotating shaft 21, when the disc 22 is driven by the first rotating shaft 21 to rotate, the blade 23 sleeved on the disc 22 can move up and down relatively, a blade 23 is arranged on the disc 22, an auxiliary plate 24 is fixedly arranged above the support plate 19 and positioned on the right side of the fixed plate 20, a second rotating shaft 25 is arranged on the, the second belt 33 can move between the second rotating shaft 25 and the first rotating shaft 21, the left side of the auxiliary plate 24 and above the second rotating shaft 25 is provided with the telescopic rod 26, the left side of the telescopic rod 26 is provided with the connecting block 27, the front part and the rear part of the connecting block 27 are provided with the clamping columns 28, the left side of the upper part of the supporting plate 19 is provided with the backing plate 29, the upper part of the backing plate 29 is provided with the driving device 30, the right side of the driving device 30 is provided with the third rotating shaft 31 extending to the fixing plate 20, the first belt 32 is arranged between the third rotating shaft 31 and the turbine 3, the second belt 33 is arranged between the third rotating shaft 31 and the second rotating shaft 25, the third rotating shaft 31 is provided with the cam 34, the air generating bag 35 is arranged above the backing plate 29 and below the cam 34, the air storage tank 36 is fixedly arranged above the supporting plate 19 and on the right side of the backing plate 29, the right end of the air storage tank 36 is provided with the pressure, the pressure valve can release redundant gas in the gas storage bag 37, the gas storage bag 37 is arranged in the inner cavity of the gas storage box 36, the first gas valve 38 is arranged on the lower wall of the support plate 19, the first gas valve 38 is fixedly connected with the gas storage bag 37 and the first spring tube 10 through a gas tube, the second gas valve 39 is arranged on the lower wall of the support plate 19 and positioned on the right side of the first gas valve 38, and the second gas valve 39 is fixedly connected with the gas storage bag 37 and the second spring tube 13 through corresponding gas tubes.
The working principle is as follows: the duckweed fishing device for river sewage treatment is characterized in that a frame 1 is integrally placed on the water surface, a propelling device is started to enable the whole to advance, a driving device 30 is started in a matching mode, the driving device 30 can drive a turbine 3 to work through a first belt 32, the turbine 3 enables peripheral water flow to the turbine 3, duckweeds are sucked into an inner cavity of the frame 1 and are matched with the action of a limiting plate 4 to gather the duckweeds on the way of the frame 1, the turbine 3 is convenient to absorb the duckweeds, then a cam 34 is driven by the driving device 30 to continuously extrude an air making bag 35, the air making bag 35 collects and stores air into an air storage bag 37, when a certain amount of duckweeds are gathered in the inner cavity of the frame 1, a first air valve 38 is opened, the air can flow into a first spring pipe 10 to enable the air to extend, a tray 9 is jacked up, meanwhile the gathered duckweeds up, and water filtering holes are formed in a tray 9, the water on the duckweeds is filtered and removed in the rising process of the tray 9, so that the weight of the duckweeds in the later period is greatly reduced when the duckweeds are collected in the collection box 17, when the tray 9 scoops up the duckweeds and rises to the highest point, the second air valve 39 is started to be opened, the air in the air storage bag 37 flows into the second spring tube 13 and extends, the scraper 12 is synchronously ejected out, the scraper 12 scrapes the stacked duckweeds to the right side along the surface of the tray 9, the duckweeds fall into the collection box 17 and are quickly collected, the telescopic rod 26 is started to extend in the period, the telescopic rod 26 drives the connecting block 27 to push the second belt 33 to the left side by using the clamping column 28, the second belt 33 is sleeved between the third rotating shaft 31 and the first rotating shaft 21, the driving device 30 synchronously drives the first rotating shaft 21 to rotate, and the blade 23 reciprocates under the influence of the first rotating shaft 21, the duckweed collecting device has the advantages that duckweed below the path is cut, root systems and blades of the duckweed are cut off, the single volume of the duckweed is smaller, stacking during collection is facilitated, feed manufacturing in the later period is facilitated, when the blade 23 moves up and down in a reciprocating mode, the blade edge can be squeezed into the space between the knife grindstones 15, the knife grindstones on the two sides are squeezed open, the corresponding knife stones 15 rub against the blade edge, the blade edge is sharp, and in the period, the surfaces of the knife stones are continuously abraded, the knife stones are continuously squeezed and supplemented to the middle under the influence of the spring 16, the knife stones 15 can be matched with the blade 23 for a long time to use, so that the effects of improving the salvaging efficiency of the duckweed, removing moisture, quickly collecting the duckweed, facilitating recycling of the duckweed and keeping the blade 23 sharp for a long time are achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a duckweed fishing device for when river course sewage is administered, includes frame (1), its characterized in that: the air cushions (2) are fixedly arranged at the front part and the rear part of the rack (1), the turbine (3) is fixedly arranged at the left side of the rack (1), symmetrical limiting plates (4) are arranged at the left side of the rack (1), a baffle (5) is fixedly arranged at the middle part of the rack (1), side wing plates (6) are fixedly arranged at the front part and the rear part of an inner cavity of the rack (1), supports (7) are fixedly arranged at the upper part and the lower part of the inner side of each side wing plate (6), a connecting rod (8) is arranged between the supports (7), a tray (9) is movably sleeved on the connecting rod (8), a first spring pipe (10) extending to each support (7) is arranged below the tray (9), a containing bin (11) is fixedly connected to the left side of each side wing plate (6), a scraper plate (12) is slidably connected to the inner cavity of each containing bin (11), and a second spring pipe (13) is fixedly connected between, a fixed frame (14) is arranged at the upper part of the right side of the baffle (5), sharpening stones (15) are symmetrically arranged in the middle of the fixed frame (14), a spring (16) is arranged between the sharpening stones (15) and the side wall of an inner cavity of the fixed frame (14), a collecting box (17) is movably inserted at the right part of the inner cavity of the frame (1), vertical rods (18) are arranged at the left side and the right side of the upper part of the frame (1), a support plate (19) is arranged at the upper part of each vertical rod (18), a fixing plate (20) is fixedly arranged at the right side of the upper part of each support plate (19), a first rotating shaft (21) is arranged at the right side of each fixing plate (20), a disc (22) is arranged on each first rotating shaft (21), blades (23) are arranged on each disc (22), an auxiliary plate (24) is fixedly arranged above each support plate (19), an expansion rod (26) is arranged on the left side of the auxiliary plate (24) and above the second rotating shaft (25), a connecting block (27) is arranged on the left side of the expansion rod (26), clamping columns (28) are arranged at the front part and the rear part of the connecting block (27), a backing plate (29) is arranged on the left side of the upper part of the support plate (19), a driving device (30) is arranged above the backing plate (29), a third rotating shaft (31) extending to the fixing plate (20) is arranged on the right side of the driving device (30), a first belt (32) is arranged between the third rotating shaft (31) and the turbine (3), a second belt (33) is arranged between the third rotating shaft (31) and the second rotating shaft (25), a cam (34) is arranged on the third rotating shaft (31), an air-making bag (35) is arranged above the backing plate (29) and below the cam (34), an air storage box (36) is fixedly arranged above the support plate (19) and on the right side, an air storage bag (37) is arranged in an inner cavity of the air storage box (36), a first air valve (38) is arranged on the lower wall of the support plate (19), and a second air valve (39) is arranged on the lower wall of the support plate (19) and positioned on the right side of the first air valve (38); the first air valve (38) is fixedly connected with the air storage bag (37) and the first spring tube (10) through air pipes, and the second air valve (39) is fixedly connected with the air storage bag (37) and the second spring tube (13) through corresponding air pipes.
2. The duckweed fishing device for river sewage treatment according to claim 1, characterized in that: the limiting plate (4) is provided with meshes.
3. The duckweed fishing device for river sewage treatment according to claim 1, characterized in that: the tray (9) is provided with water filtering holes.
4. The duckweed fishing device for river sewage treatment according to claim 1, characterized in that: the upper and lower parts of the fixing frame (14) are not sealed.
5. The duckweed fishing device for river sewage treatment according to claim 1, characterized in that: the center of the disc (22) is not coincident with the first rotating shaft (21).
6. The duckweed fishing device for river sewage treatment according to claim 1, characterized in that: the second rotating shaft (25) and the first rotating shaft (21) are positioned on the same horizontal line.
7. The duckweed fishing device for river sewage treatment according to claim 1, characterized in that: and a pressure valve is arranged at the right end of the air storage box (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911230543.1A CN110924367B (en) | 2019-12-05 | 2019-12-05 | Duckweed fishing device used in river sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911230543.1A CN110924367B (en) | 2019-12-05 | 2019-12-05 | Duckweed fishing device used in river sewage treatment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110924367A CN110924367A (en) | 2020-03-27 |
| CN110924367B true CN110924367B (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911230543.1A Active CN110924367B (en) | 2019-12-05 | 2019-12-05 | Duckweed fishing device used in river sewage treatment |
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| CN (1) | CN110924367B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111409791A (en) * | 2020-04-06 | 2020-07-14 | 杭州仙珑宇盈科技有限公司 | System for salvaging underwater abandoned fishing net |
| CN111409792A (en) * | 2020-04-06 | 2020-07-14 | 杭州仙珑宇盈科技有限公司 | Cleaning device for underwater abandoned fishing net |
| CN111409790A (en) * | 2020-04-06 | 2020-07-14 | 杭州仙珑宇盈科技有限公司 | Device for salvaging underwater abandoned fishing net |
| CN112267525B (en) * | 2020-10-13 | 2022-12-30 | 南昌金进果粮油有限公司 | Agricultural irrigation water extraction element |
| CN113431006A (en) * | 2021-05-26 | 2021-09-24 | 李涛 | Pollution treatment classification device with high durability |
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Application publication date: 20200327 Assignee: Zhuji Zhongda Intelligent Technology Co.,Ltd. Assignor: Shaoxing Gaoyanzhi Biotechnology Co.,Ltd. Contract record no.: X2022330000213 Denomination of invention: A duckweed fishing device for river sewage treatment Granted publication date: 20210615 License type: Common License Record date: 20220614 Application publication date: 20200327 Assignee: Zhuji Qingchen Science and Technology Service Co.,Ltd. Assignor: Shaoxing Gaoyanzhi Biotechnology Co.,Ltd. Contract record no.: X2022330000214 Denomination of invention: A duckweed fishing device for river sewage treatment Granted publication date: 20210615 License type: Common License Record date: 20220614 Application publication date: 20200327 Assignee: Zhuji wusheng Agricultural Technology Co.,Ltd. Assignor: Shaoxing Gaoyanzhi Biotechnology Co.,Ltd. Contract record no.: X2022330000215 Denomination of invention: A duckweed fishing device for river sewage treatment Granted publication date: 20210615 License type: Common License Record date: 20220614 |
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