CN112160298A - Antifouling separation device that environmental protection water treatment used - Google Patents
Antifouling separation device that environmental protection water treatment used Download PDFInfo
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- CN112160298A CN112160298A CN202011015580.3A CN202011015580A CN112160298A CN 112160298 A CN112160298 A CN 112160298A CN 202011015580 A CN202011015580 A CN 202011015580A CN 112160298 A CN112160298 A CN 112160298A
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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
- E02B15/06—Barriers therefor construed for applying processing agents or for collecting pollutants, e.g. absorbent
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Abstract
The invention discloses an antifouling separation device for environmental protection water treatment, which comprises two right-angle steel plates connected to a river bank, wherein a ground anchor rod is matched between each right-angle steel plate and the ground; a bracket strip is welded on the vertical surface of the right-angle steel plate, and a strip-shaped groove is formed in the surface of the bracket strip; a sliding seat is matched with the support strip, the support strip is inserted into the sliding seat, and a screw is matched between the sliding seat and the strip-shaped groove; the screw is screwed in and abuts against the strip-shaped groove, and the sliding seat and the support strip are fixed at the moment; a support sheet is arranged outside the sliding seat; this device can be installed in the tributary for catch the rubbish of aquatic, reduce rubbish and converge into main river course.
Description
Technical Field
The invention relates to an antifouling separation device for environment-friendly water treatment.
Background
In recent years, a large amount of garbage is accumulated at dams of the rivers of the yellow river and the Yangtze river, and the garbage is mainly generated at a branch flow, then is converged into the rivers of the yellow river and the Yangtze river and is converged to the sea along with the yellow river and the Yangtze river. Meanwhile, a large amount of garbage brings huge potential safety hazards to the work of dams and hydropower stations. The traditional approach is to intercept at the dam. However, the interception is a temporary solution and not a permanent solution. The root of the waste is the side stream.
Therefore, the antifouling blocking device for the environmental protection water treatment is designed, wherein the antifouling blocking device can be arranged in a branch flow and is used for capturing garbage in water and reducing the garbage from converging into a main river channel.
Disclosure of Invention
The invention aims to provide an antifouling blocking device for environment-friendly water treatment, which can be arranged in a branch flow and is used for capturing garbage in water and reducing the garbage from converging into a main river channel.
In order to solve the problems, the invention adopts the following technical scheme:
an antifouling separation device for environmental protection water treatment comprises two right-angle steel plates connected to a river bank, wherein a ground anchor rod is matched between each right-angle steel plate and the ground; a bracket strip is welded on the vertical surface of the right-angle steel plate, and a strip-shaped groove is formed in the surface of the bracket strip; a sliding seat is matched with the support strip, the support strip is inserted into the sliding seat, and a screw is matched between the sliding seat and the strip-shaped groove; the screw is screwed in and abuts against the strip-shaped groove, and the sliding seat and the support strip are fixed at the moment; a support piece is arranged outside the sliding seat, a through hole is arranged at the position of the support piece in a penetrating manner, and a lifting rope is matched between the right-angle steel plates at the two sides through the through hole; the floating plate is suspended above the water surface, a left buoyancy bin and a right buoyancy bin are arranged inside the floating plate, and the two buoyancy bins are not communicated with each other; a through hole is formed between the two buoyancy bins at the top of the floating plate, and a V-shaped groove is formed between the two buoyancy bins at the bottom of the floating plate; a rod piece is matched through the through hole, a check ring is arranged on the outer wall of the rod piece and limited at the bottom of the V-shaped groove, and a nut is matched after the upper end of the rod piece upwards penetrates through the through hole; the lower end of the rod piece is provided with a rubber column, the rubber column is inserted into the rod piece, a first check ring is arranged on the outer wall of the rubber column, the first check ring is limited at the bottom of the rod piece, the lower end of the rod piece is in threaded connection with a pressing cap, the pressing cap presses the first check ring, and the rubber column penetrates through the pressing cap downwards and then extends outwards; a hanging rope is arranged in the rubber column, and the upper end of the hanging rope penetrates through the rubber column upwards and then is knotted to form limiting; a plurality of catching devices are arranged on the hanging rope, a balancing weight is arranged at the lower end of the hanging rope, and screws are matched between the balancing weight and the hanging rope; a first through hole is formed in the outer wall of the rod piece in a penetrating mode; the lifting rope passes through the first through hole.
Preferably, the floating plate is made of rubber, the front end face and the rear end face of the floating plate are both provided with a protruding frame, and the end faces of the frame are provided with second through holes; a connecting rod is assembled between every two adjacent floating plates, the connecting rod is made of rubber and has elasticity, and the connecting rod is in transition fit with the second through hole; the two ends of the connecting rod are respectively formed with a conical end head in an injection molding mode, the end heads penetrate through the second through holes after being deformed, and limit is formed on the inner side of the frame; a second retainer ring is formed on the outer wall of the connecting rod in an injection molding mode, and the second retainer ring is limited on the outer side of the frame; when the river surface is wide, the length of the floating plates is not too long due to the influence of injection molding conditions, so that the adjacent floating plates need to be connected; by adopting the connection mode, firstly, the structure of the floating plates is not damaged, so that the breakage of the floating bin is avoided, and secondly, the frame is soft, so that when the floating plates are impacted by water flow, the adjacent floating plates can fluctuate or swing; when the device is disassembled, only the connecting rod needs to be pulled out.
Preferably, the catching device comprises an outer tube, the hanging rope penetrates through the outer tube, an inner lining tube is arranged in the outer tube, and the inner lining tube and the hanging rope are in transition fit; a threaded hole is processed in the outer wall of the outer pipe, a mounting pipe is arranged outside the outer pipe, the mounting pipe is provided with a threaded part, the threaded part is screwed into the threaded hole and abuts against the lining pipe, the lining pipe is pressed, the lining pipe clamps and fixes the hanging rope, and the position of the outer pipe is fixed; a steel wire bundle is inserted into the installation pipe and consists of a plurality of steel wires, one ends of the steel wires are mutually wound, and the other ends of the steel wires are mutually far away. In the structure, the mounting position of the outer pipe is adjustable, and when the outer pipe is adjusted, only the threaded part needs to be unscrewed, and at the moment, the connection between the inner lining pipe and the hanging rope is released; the position of outer tube is adjustable, and lining pipe contact string rope simultaneously avoids causing wearing and tearing to hanging the rope. After reaching a proper position, the threaded part is screwed in, the lining pipe is flattened, the fixing of the lining pipe can be realized, and meanwhile, the flattening and the rope hanging are avoided, and the strength reduction of the rope hanging is avoided; above-mentioned detachable screw thread part also makes the installation pipe detachable, is convenient for adjust or maintain to the steel wire bundle.
Preferably, the fitting block is tapered, and the diameter thereof is gradually reduced downward.
Preferably, the lifting rope is a steel wire rope.
Preferably, the hanging rope is a nylon rope.
Preferably, the front end and the rear end of the V-shaped groove are closed, and a vent hole penetrating through the V-shaped groove is formed in the top of the floating plate; the design of the V-shaped groove can enable the rod piece to be separated from the water surface, so that the rod piece is prevented from being soaked in water, and the corrosion of the rod piece is reduced.
The invention has two interception modes:
the first method comprises the following steps: the lifting rope is kept in a loose state, the floating plate floats on the water surface, and floating garbage on the water surface, such as green algae, plastic bottles and the like, is intercepted by the floating plate; the lower catching device is sunk into water and generates a falling force through the balancing weight; the winding of two adjacent hanging ropes is avoided; the plurality of hanging ropes are matched with the plurality of catching devices to form interception under the water surface; intercepting garbage such as plastic bags and the like in water; however, in the above structure, when the water level is lowered and the length of the hanging rope is greater than the depth of water, the adjacent hanging ropes are wound; therefore, it is required to be used in a rich water period.
And the second method comprises the following steps: we keep the lifting rope straight, can choose to remove the floating plate; at the moment, the hanging rope is hung by using the hanging rope, and the lower end of the hanging rope is pulled by a balancing weight; adjusting the sliding seat to a proper position to enable the lower end of the balancing weight to just contact the river bed; catching floating garbage in water and on the water surface through a catching device; the above structure can be used in dry season, and of course, the water surface interception effect is inferior to that of the first one.
The proper arrangement mode is selected according to the actual requirement.
The invention has the beneficial effects that:
1) in the device, a gap is reserved between two adjacent hanging ropes, so that the arrangement of the device does not influence the activity of aquatic organisms; by arranging a plurality of devices, multiple interception can be formed; the omission possibility is reduced;
2) the device is provided with the lifting rope, the sliding blocks on the two sides can move upwards, the lifting rope is communicated with the hanging rope to be separated from the water surface, and the captured garbage is cleaned and then returned, so that the device is relatively simple to maintain;
3) the floating plate can provide buoyancy, and meanwhile, floating garbage on the water surface can be intercepted;
4) the bottom of the floating plate is provided with a V-shaped groove, and when the rod piece is installed, the rod piece penetrates through the V-shaped groove, so that the situation that the sealing performance of the floating bin is damaged due to the installation of the rod piece is avoided; meanwhile, the arrangement of the V-shaped groove also enables the rod piece to keep separating from the water surface; the corrosion of the rod piece is reduced;
5) the structure of this device is comparatively simple, and the cost is comparatively cheap, is fit for using widely.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view at the floating plate;
FIG. 3 is a schematic view of the installation of the catching device;
FIG. 4 is a schematic view of the installation of the right angle steel plate;
FIG. 5 is a schematic view of the installation of the weight block;
FIG. 6 is a top view of the floating plate;
FIG. 7 is an assembled view of the floating plate;
fig. 8 is a schematic view of the installation of the connecting rod.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
In the description of the present invention, it is to be understood that the terms "one end", "the other end", "outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention.
Further, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "sleeved," "connected," "penetrating," "plugged," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 8.
Example 1
An antifouling separation device for environmental protection water treatment comprises two right-angle steel plates 1 connected to a river bank, wherein a ground anchor rod 121 is matched between each right-angle steel plate 1 and the ground; a bracket strip 101 is welded on the vertical surface of the right-angle steel plate 1, and a strip-shaped groove 102 is formed in the surface of the bracket strip 101; a sliding seat 2 is matched through the support strip 101, the support strip 101 is inserted into the sliding seat 2, and a screw 201 is matched between the sliding seat 2 and the strip-shaped groove 102; the screw 201 is screwed in and abuts against the strip-shaped groove 102, and at the moment, the sliding seat 2 and the bracket strip 101 are fixed; a support piece 202 is arranged outside the sliding seat 2, a through hole 203 is arranged at the position of the support piece 202 in a penetrating manner, and a lifting rope 3 is matched between the right-angle steel plates 1 on the two sides through the through hole 203; the floating device also comprises a floating plate 4 suspended above the water surface, a left buoyancy bin and a right buoyancy bin 401 are arranged inside the floating plate 4, and the two buoyancy bins 401 are not communicated with each other; a through hole 402 is formed between the two buoyancy chambers 401 at the top of the floating plate 4, and a V-shaped groove 403 is formed between the two buoyancy chambers 401 at the bottom of the floating plate 4; a rod piece 404 is matched through the through hole 402, a retainer ring 405 is arranged on the outer wall of the rod piece 404, the retainer ring 405 is limited at the bottom of the V-shaped groove 403, and the upper end of the rod piece 404 upwards penetrates through the through hole 402 and then is matched with a nut 406; a rubber column 407 is assembled at the lower end of the rod member 404, the rubber column 407 is inserted into the rod member 404, a first retaining ring 408 is arranged on the outer wall of the rubber column 407, the first retaining ring 408 is limited at the bottom of the rod member 404, a pressing cap 409 is connected to the lower end of the rod member 404 through a thread, the pressing cap 409 presses the first retaining ring 408, and the rubber column 407 extends outwards after passing through the pressing cap 409 downwards; a hanging rope 5 is arranged in the rubber column 407, and the upper end of the hanging rope 5 penetrates through the rubber column 407 upwards and is knotted to form a limit position; a plurality of catching devices 6 are arranged on the hanging rope 5, a balancing weight 7 is arranged at the lower end of the hanging rope 5, and a screw 701 is matched between the balancing weight 7 and the hanging rope 5; a first through hole 8 is formed in the outer wall of the rod piece 404; the lifting rope 3 passes through the first through hole 8.
Example 2
The floating plate 4 is made of rubber, the front end face and the rear end face of the floating plate 4 are both provided with a protruded frame 441, and the end face of the frame 441 is provided with a second through hole; a connecting rod 9 is assembled between two adjacent floating plates 4, the connecting rod 9 is made of rubber and has elasticity, and the connecting rod 9 is in transition fit with the second through hole; two ends of the connecting rod 9 are respectively formed with a conical end 901 in an injection molding mode, the end 901 penetrates through the second through hole after being deformed, and the limit is formed on the inner side of the frame 441; a second retainer ring 902 is formed on the outer wall of the connecting rod 9 in an injection molding mode, and the second retainer ring 902 is limited on the outer side of the frame 441; when the river surface is wide, the length of the floating plates 4 is not too long due to the influence of injection molding conditions, so that the adjacent floating plates 4 need to be connected; by adopting the connection mode, firstly, the structure of the floating plates 4 is not damaged, so that the breakage of the floating bin 401 is avoided, and secondly, the frame 441 is soft, so that when the floating plates 4 are impacted by water flow, the adjacent floating plates 4 can fluctuate or swing; when the device is disassembled, only the connecting rod 9 needs to be pulled out.
Example 3
The catching device 6 comprises an outer tube 601, the hanging rope 5 penetrates through the outer tube 601, an inner lining tube 602 is arranged in the outer tube 601, and the inner lining tube 602 and the hanging rope 5 are in transition fit; a threaded hole 603 is processed on the outer wall of the outer pipe 601, a mounting pipe 604 is arranged outside the outer pipe 601, the mounting pipe 604 is provided with a threaded part 605, the threaded part 605 is screwed into the threaded hole 603 to abut against the inner lining pipe 602 and press the inner lining pipe 602, the inner lining pipe 602 clamps and fixes the hanging rope 5, and the position of the outer pipe 601 is fixed; a steel wire bundle 655 is inserted into the installation tube 604, the steel wire bundle 655 is composed of a plurality of steel wires, one end of each of the plurality of steel wires is wound, and the other end is far away from each other. In the above structure, the mounting position of the outer pipe 601 is adjustable, and when adjusting, only the thread part 605 needs to be unscrewed, and at this time, the connection between the inner lining pipe 602 and the hanging rope 5 is released; the position of the outer pipe 601 is adjustable, and the inner lining pipe 602 contacts the hanging rope 5, so that abrasion to the hanging rope 5 is avoided. After reaching a proper position, the threaded part 605 is screwed in to clamp and flatten the lining pipe 602, so that the lining pipe 602 can be fixed, and meanwhile, the hanging rope 5 is prevented from being clamped and flattened, and the strength of the hanging rope 5 is prevented from being reduced; the removable threaded portion 605 also allows the mounting tube 604 to be removed for adjustment or maintenance of the tendon.
Example 4
The fitting block 7 is tapered, and its diameter is gradually reduced downward.
Example 5
The lifting rope 3 is a steel wire rope.
Example 6
The hanging rope 5 is a nylon rope.
Example 7
The front end and the rear end of the V-shaped groove 403 are closed, and a vent hole 444 penetrating through the V-shaped groove 403 is formed in the top of the floating plate 4; the design of the V-shaped groove 403 can make the rod member 404 separate from the water surface, thereby preventing the rod member 404 from being soaked in water and reducing the corrosion of the rod member 404.
The invention has two interception modes:
the first method comprises the following steps: we keep the lifting rope 3 in a loose state, at this time, the floating plate 4 floats on the water surface, and floating garbage above the water surface, such as green algae, plastic bottles and the like, is intercepted by the floating plate 4; the lower catching device 6 sinks into the water and generates a falling force through the balancing weight 7; the winding of two adjacent hanging ropes 5 is avoided; the plurality of hanging ropes 5 are matched with the plurality of catching devices 6 to form interception under the water surface; intercepting garbage such as plastic bags and the like in water; however, in the above structure, when the water level is lowered and the length of the hanging rope 5 is greater than the water depth, the adjacent hanging ropes 5 are wound; therefore, it is required to be used in a rich water period.
And the second method comprises the following steps: the lifting rope 3 is kept straight, and the floating plate 4 can be selectively removed; at the moment, the hanging rope 5 is hung by using the hanging rope 3, and the lower end of the hanging rope 5 is pulled by a balancing weight; adjusting the sliding seat 2 to a proper position so that the lower end of the balancing weight 7 just contacts the river bed; catching floating garbage in water and on the water surface through a catching device 6; the above structure can be used in dry season, and of course, the water surface interception effect is inferior to that of the first one.
The proper arrangement mode is selected according to the actual requirement.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an antifouling separation device that environmental protection water treatment used which characterized in that: the river-crossing anchor rod comprises two right-angle steel plates (1) connected to a river bank, wherein a ground anchor rod (121) is matched between each right-angle steel plate (1) and the ground; a bracket strip (101) is welded on the vertical surface of the right-angle steel plate (1), and a strip-shaped groove (102) is formed in the surface of the bracket strip (101); a sliding seat (2) is matched through the support strip (101), the support strip (101) is inserted into the sliding seat (2), and a screw (201) is matched between the sliding seat (2) and the strip-shaped groove (102); the screw (201) is screwed in and then abuts against the strip-shaped groove (102), and the sliding seat (2) and the support strip (101) are fixed at the moment; a support piece (202) is arranged outside the sliding seat (2), a through hole (203) penetrates through the support piece (202), and a lifting rope (3) is matched between the right-angle steel plates (1) on the two sides through the through hole (203); the floating device is characterized by further comprising a floating plate (4) suspended above the water surface, wherein a left buoyancy bin and a right buoyancy bin (401) are arranged inside the floating plate (4), and the two buoyancy bins (401) are not communicated with each other; a through hole (402) is formed between the two buoyancy bins (401) at the top of the floating plate (4), and a V-shaped groove (403) is formed between the two buoyancy bins (401) at the bottom of the floating plate (4); a rod piece (404) is matched through the through hole (402), a check ring (405) is arranged on the outer wall of the rod piece (404), the check ring (405) is limited at the bottom of the V-shaped groove (403), and the upper end of the rod piece (404) penetrates through the through hole (402) upwards and then is matched with a nut (406); a rubber column (407) is assembled at the lower end of the rod piece (404), the rubber column (407) is inserted into the rod piece (404), a first retainer ring (408) is arranged on the outer wall of the rubber column (407), the first retainer ring (408) is limited at the bottom of the rod piece (404), a pressing cap (409) is connected to the lower end of the rod piece (404) in a threaded manner, the pressing cap (409) presses the first retainer ring (408), and the rubber column (407) penetrates through the pressing cap (409) downwards and then extends outwards; a hanging rope (5) is arranged in the rubber column (407), and the upper end of the hanging rope (5) penetrates through the rubber column (407) upwards and then is knotted to form limiting; a plurality of catching devices (6) are arranged on the hanging rope (5), a balancing weight (7) is arranged at the lower end of the hanging rope (5), and a screw (701) is matched between the balancing weight (7) and the hanging rope (5); a first through hole (8) penetrating through the rod piece (404) is formed in the outer wall of the rod piece; the lifting rope (3) passes through the first through hole (8).
2. The antifouling barrier device for environmental water treatment as set forth in claim 1, wherein: the floating plate (4) is made of rubber, the front end face and the rear end face of the floating plate (4) are respectively provided with a protruded frame (441), and the end face of each frame (441) is provided with a second through hole; a connecting rod (9) is assembled between every two adjacent floating plates (4), the connecting rod (9) is made of rubber and has elasticity, and the connecting rod (9) is in transition fit with the second through hole; two ends of the connecting rod (9) are respectively formed with a conical end head (901) in an injection molding mode, the end heads (901) penetrate through the second through holes after being deformed, and limit is formed on the inner side of the frame (441); and a second retaining ring (902) is formed on the outer wall of the connecting rod (9) in an injection molding mode, and the second retaining ring (902) is limited on the outer side of the frame (441).
3. The antifouling barrier device for environmental water treatment as set forth in claim 1, wherein: the catching device (6) comprises an outer pipe (601), the hanging rope (5) penetrates through the outer pipe (601), an inner lining pipe (602) is arranged in the outer pipe (601), and the inner lining pipe (602) and the hanging rope (5) are in transition fit; a threaded hole (603) is processed in the outer wall of the outer pipe (601), a mounting pipe (604) is arranged outside the outer pipe (601), the mounting pipe (604) is provided with a threaded part (605), the threaded part (605) is screwed into the threaded hole (603) and then abuts against the inner lining pipe (602), the inner lining pipe (602) is pressed, the inner lining pipe (602) clamps and fixes the hanging rope (5), and the position of the outer pipe (601) is fixed; the steel wire bundle (655) is inserted into the mounting pipe (604), the steel wire bundle (655) is composed of a plurality of steel wires, one ends of the plurality of steel wires are wound, and the other ends of the plurality of steel wires are far away from each other.
4. The antifouling barrier device for environmental water treatment as set forth in claim 1, wherein: the assembling block (7) is conical, and the diameter of the assembling block is gradually reduced downwards.
5. The antifouling barrier device for environmental water treatment as set forth in claim 1, wherein: the lifting rope (3) is a steel wire rope.
6. The antifouling barrier device for environmental water treatment as set forth in claim 1, wherein: the hanging rope (5) is a nylon rope.
7. The antifouling barrier device for environmental water treatment as set forth in claim 1, wherein: the front end and the rear end of the V-shaped groove (403) are closed, and a vent hole (444) penetrating through the V-shaped groove (403) is formed in the top of the floating plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011015580.3A CN112160298B (en) | 2020-09-24 | 2020-09-24 | Antifouling separation device for environmental protection water treatment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011015580.3A CN112160298B (en) | 2020-09-24 | 2020-09-24 | Antifouling separation device for environmental protection water treatment |
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| CN112160298A true CN112160298A (en) | 2021-01-01 |
| CN112160298B CN112160298B (en) | 2023-06-20 |
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| CN111441320A (en) * | 2020-04-27 | 2020-07-24 | 李军 | River surface water treatment tank and treatment method |
| CN111663506A (en) * | 2020-07-02 | 2020-09-15 | 张行 | A interceptor for intercepting aquatic floating garbage |
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|---|---|---|---|---|
| KR20100133159A (en) * | 2009-06-11 | 2010-12-21 | 주식회사 하이콘엔지니어링 | Float remover and remove method |
| CN201916184U (en) * | 2010-12-28 | 2011-08-03 | 巢湖市融捷金属科技有限公司 | Bottom valve of floating type water pump |
| CN203270531U (en) * | 2013-05-30 | 2013-11-06 | 四川省建南机电设备制造有限公司 | Steel trash blocking device of hydropower station reservoir area |
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|---|---|
| CN112160298B (en) | 2023-06-20 |
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