CN110761353A - Continuous type pollution cleaning device for reducing maintenance for hydraulic engineering - Google Patents
Continuous type pollution cleaning device for reducing maintenance for hydraulic engineering Download PDFInfo
- Publication number
- CN110761353A CN110761353A CN201911229639.6A CN201911229639A CN110761353A CN 110761353 A CN110761353 A CN 110761353A CN 201911229639 A CN201911229639 A CN 201911229639A CN 110761353 A CN110761353 A CN 110761353A
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- 238000012423 maintenance Methods 0.000 title claims abstract description 12
- 238000004140 cleaning Methods 0.000 title abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 239000000428 dust Substances 0.000 claims abstract description 15
- 238000003466 welding Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000005202 decontamination Methods 0.000 claims 7
- 230000003588 decontaminative effect Effects 0.000 claims 7
- 238000003756 stirring Methods 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 8
- 239000002689 soil Substances 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000033001 locomotion Effects 0.000 description 4
- 239000010813 municipal solid waste Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002262 irrigation Effects 0.000 description 3
- 238000003973 irrigation Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention provides a continuous type pollution cleaning device for reducing maintenance in hydraulic engineering, which comprises a second motor, a main frame body, a first motor, a brush part, a conveying device, a sliding frame, a connecting rod mechanism, a collecting tank and a dust collecting plate, wherein the second motor is connected with the main frame body through a connecting rod mechanism; a step wheel is rotatably connected above the main frame body; the first motor is connected above the main frame body through welding, and the output end of the first motor is fixedly connected with a crank; the second motor is fixedly connected to the main frame body; the right end of the connecting rod mechanism is rotatably connected with the tail end of the crank; the sliding frame is fixedly connected to the lower part of the left side of the main frame body; the left end of the connecting rod mechanism is rotatably connected with an upper bracket of the loosening device, and two ends of the loosening device are connected to the sliding frame in a sliding manner; a driving chain wheel is fixedly connected to an output shaft of the first motor; to sum up, can see out, increased the function that can be convenient for clean after the stubborn earth stirring of ditch bottom than current ditch cleaning device, alleviateed the labour, improved work efficiency.
Description
Technical Field
The invention belongs to the field of hydraulic engineering sewage disposal devices, and particularly relates to a continuous maintenance-reducing sewage disposal device for hydraulic engineering.
Background
A ditch is a general term for a waterway which is dug for irrigation or drainage. Trenches can be roughly divided into two types. One is a rainwater sewer which is commonly seen everywhere on the roadside, and the other is a sewage sewer which transports the waste water of households and factories to a sewage treatment plant in a closed pipeline manner. At present, the construction of the rainwater sewer is generally completed, the construction of the sewage sewer depends on the mutual cooperation of governments and people, the connection of the sewage sewer is popularized, a plurality of sundries such as soil or stones can be accumulated at the bottom of a ditch after the ditch for irrigation or the ditches for drainage on two sides of a road in some fields are used for a period of time, the circulation area of the ditch is influenced, the ditch is blocked due to excessive sundries, the use is influenced, the conventional mode for cleaning the sundries in the ditch is that the sundries enter the ditch to be cleaned manually, and the difficulty of manual cleaning is large due to the narrow ditch.
The existing Chinese patent with patent number CN201821580698.9 discloses a water conservancy ditch anti-blocking and dirt-removing device, which is basically described as follows: the device includes the shell, the back fixedly connected with motor of shell inner wall, the output fixedly connected with gear of motor, the bottom of gear is provided with the pinion rack, the bottom of gear and the top meshing of pinion rack, the bottom fixedly connected with connecting block of pinion rack, the bottom fixedly connected with sliding sleeve of connecting block, the inner ring sliding connection of sliding sleeve has the slide bar.
Based on the above patent description, it can be seen that water conservancy irrigation canals and ditches cleaning device similar to this patent uses because the bottom of ditch is often steeped by the water, leads to the earth of ditch bottom to condense, and the adhesion leads to the clearance degree of difficulty to rise again in the ditch bottom, makes current cleaning equipment can not clear up the earth of adhesion in the ditch bottom.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a continuous maintenance-reducing sewage disposal device for hydraulic engineering is provided, so as to achieve the purpose of higher practical value.
Disclosure of Invention
In order to solve the technical problems, the invention provides a continuous maintenance-reducing sewage disposal device for hydraulic engineering, which aims to solve the problems that when the water conservancy ditch cleaning device similar to the water conservancy ditch cleaning device in the patent is used, soil at the bottom of a ditch is condensed and adhered to the bottom of the ditch due to the fact that the bottom of the ditch is often soaked by water, the cleaning difficulty is increased again, and the existing cleaning equipment cannot clean the soil adhered to the bottom of the ditch.
The invention is used for the purpose and the effect of a continuous maintenance-reducing sewage disposal device of hydraulic engineering, and is achieved by the following specific technical means:
a dirt cleaning device for continuous maintenance reduction of hydraulic engineering comprises a second motor, a main frame body, a first motor, a brush part, a conveying device, a sliding frame, a connecting rod mechanism, a collecting tank and a dust collecting plate; a step wheel is rotatably connected above the main frame body; the first motor is connected above the main frame body through welding, and the output end of the first motor is fixedly connected with a crank; the second motor is fixedly connected to the main frame body; the right end of the connecting rod mechanism is rotatably connected with the tail end of the crank; the sliding frame is fixedly connected to the lower part of the left side of the main frame body; the left end of the connecting rod mechanism is rotatably connected with an upper bracket of the loosening device, and two ends of the loosening device are connected to the sliding frame in a sliding manner; two ends of the brush part are rotatably connected to the first shaft bracket; the lower shaft of the conveying device is rotatably connected to the main frame body, and the upper shaft of the conveying device is rotatably connected to the frame body on the inner side of the main frame body; an output shaft of the first motor is fixedly connected with a driving chain wheel, and the driving chain wheel is connected with a transmission chain in a meshing manner; two ends of the dust collecting plate are fixedly connected to the inner side surface of the main frame body; the collecting groove is connected to the right end of the main frame body in a sliding mode.
Further, total frame body includes wheel carrier, pedestal one, pedestal two and slide rail, the wheel carrier divide the welding in the top of total frame body everywhere, and the lower surface welding of total frame body has pedestal one and pedestal two to trapezoidal slide rail has been seted up on the right side of total frame body.
Furthermore, the stepped wheel is a stepped wheel body with a large inner diameter and a small outer diameter.
Furthermore, the brush part comprises a first chain wheel, the brush part is a cylindrical brush barrel, and the first chain wheel is fixedly connected to the middle groove of the brush part.
Further, the loosening device comprises a loosening column, a sliding frame support and a baffle, cylindrical loosening columns are densely distributed on the lower surface of the loosening device, two ends of the loosening device are fixedly connected with an L-shaped sliding support respectively, and the tail end of the sliding support is fixedly connected with a square baffle.
Furthermore, the conveying device comprises a second chain wheel, the conveying device is a conveying belt divided into a left section and a right section, and the second chain wheel is fixedly connected to a rotating shaft above the middle conveying device.
Furthermore, the collecting groove comprises a convex block, the collecting groove is a rectangular groove body, and trapezoidal strip-shaped convex blocks with wide upper parts and narrow lower parts are processed on two sides above the collecting groove.
Furthermore, the dust collecting plate is a rectangular plate, and the dust collecting plate is obliquely connected to the second shaft brackets on the two sides towards the left side.
Compared with the prior art, the invention has the following beneficial effects:
this design has carried out the interpolation in function on current hydraulic engineering's ditch cleaning device's basis, mainly embodies: the rotation of the motor I is converted into the linear reciprocating motion of the loosening device by using the crank slider mechanism, the front and back movement of the loosening device can enable the loosening column to collide with soil adhered to the bottom of the water channel in the water channel, so that the loosening column can fall off and is convenient to clean at the rear.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic view of the bottom structure of the present invention.
Fig. 3 is a schematic view of the overall frame structure of the present invention.
Fig. 4 is a schematic view of the construction of the loosening device of the present invention.
FIG. 5 is a schematic view of the structure of the conveying device of the present invention.
Fig. 6 is a schematic diagram of the present invention before operation.
Fig. 7 is a front view of the loosening apparatus of the present invention pushed forward.
Fig. 8 is a front view of the loosening apparatus of the present invention pushed rearward.
Fig. 9 is a schematic representation of the invention after operation.
Fig. 10 is an enlarged view of fig. 4 from a.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a second motor; 2. a step wheel; 4. a main frame body; 401. a wheel carrier; 402. a first shaft bracket; 403. a second shaft bracket; 404. a slide rail; 5. a first motor; 501. a drive sprocket; 6. a brush part; 601. a chain wheel I; 7. a loosening device; 701. loosening the column; 702. a sliding bracket; 703. a baffle plate; 8. a conveying device; 801. a second chain wheel; 9. a carriage; 10. a link mechanism; 1001. a crank; 11. collecting tank; 1101. a bump; 12. a dust collecting plate; 13. a transmission chain.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element 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 invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 10:
the invention provides a continuous type pollution cleaning device for reducing maintenance in hydraulic engineering, which comprises a second motor 1, a general frame body 4, a first motor 5, a brush part 6, a conveying device 8, a sliding frame 9, a connecting rod mechanism 10, a collecting tank 11 and a dust collecting plate 12, wherein the first motor is connected with the second motor through a connecting rod mechanism; a step wheel 2 is rotatably connected above the main frame body 4; the first motor 5 is connected above the main frame body 4 through welding, and the output end of the first motor 5 is fixedly connected with a crank 1001; the second motor 1 is fixedly connected to the main frame body 4; the right end of the connecting rod mechanism 10 is rotatably connected with the tail end of a crank 1001; the sliding frame 9 is fixedly connected to the lower left side of the main frame body 4; the left end of the connecting rod mechanism 10 is rotatably connected with an upper bracket of the loosening device 7, and two ends of the loosening device 7 are connected to the sliding frame 9 in a sliding manner; the two ends of the brush part 6 are rotatably connected to a first shaft bracket 402, the brush part 6 comprises a first chain wheel 601, the brush part 6 is a cylindrical brush barrel, the first chain wheel 601 is fixedly connected to the middle groove position of the brush part 6, the brush part 6 with the structure is shown in figure 1, a first motor 5 drives the first chain wheel 601 to rotate anticlockwise through chain transmission, the first chain wheel 601 drives the brush part 6 to rotate anticlockwise, the garbage in the front is cleaned to a conveying device 8, and then the garbage is conveyed to the rear through the conveying device 8; the lower shaft of the conveying device 8 is rotatably connected to the main frame body 4, and the upper shaft of the conveying device 8 is rotatably connected to the frame body on the inner side of the main frame body 4; a driving chain wheel 501 is fixedly connected to an output shaft of the first motor 5, and a transmission chain 13 is meshed and connected to the driving chain wheel 501; two ends of the dust collecting plate 12 are fixedly connected to the inner side surface of the main frame body 4, the dust collecting plate 12 is a rectangular plate, and the dust collecting plate 12 is obliquely connected to the shaft frame II 403 at two sides towards the left side; collecting vat 11 sliding connection is in the right-hand member of total support body 4, and collecting vat 11 includes lug 1101, collecting vat 11 is the rectangle cell body, and collecting vat 11 top both sides processing have a trapezoidal strip lug 1101 that narrow down, and collecting vat 11 of this structure is as shown in fig. 3, and the strip lug 1101 on the collecting vat 11 is convenient for cooperate with slide rail 404, makes collecting vat 11 can slide on slide rail 404, convenient to detach collecting vat 11.
Wherein, total frame body 4 includes wheel carrier 401, pedestal one 402, pedestal two 403 and slide rail 404, wheel carrier 401 divides the top of welding in total frame body 4 everywhere, and the lower surface welding of total frame body 4 has pedestal one 402 and pedestal two 403 to trapezoidal slide rail 404 has been seted up on the right side of total frame body 4, and total frame body 4 of this structure is as shown in fig. 3, and slide rail 404 has been seted up to the end of total frame body 4, and slide rail 404 is convenient for the lug 1101 of collecting vat 11 to slide on total frame body 4, is convenient for the dismantlement of collecting vat 11, emptys the rubbish in the collecting vat 11.
The step wheel 2 with the structure is a step wheel body with a large inner side diameter and a small outer side diameter, and as shown in fig. 10, when the step wheel 2 works, the inner side of the step wheel 2 is placed in the groove, and the outer side of the step wheel 2 is located at the edge of the groove, so that the step wheel 2 always rolls forwards along the edge of the ditch in the advancing process of the equipment, and the step wheel 2 bears the weight of most of the equipment.
The loosening device 7 with the structure is shown in figure 2, under the action of the connecting rod mechanism 10, the loosening device 7 with the structure changes uniform rotation of the motor I5 into reciprocating linear motion, the loosening column 701 at the bottom of the loosening device 7 can collide with soil at the bottom of the water channel, so that the soil condensed at the bottom of the water channel is scattered, and subsequent treatment is facilitated.
The conveying device 8 comprises a second chain wheel 801, the conveying device 8 is a conveying belt divided into a left conveying belt and a right conveying belt, the second chain wheel 801 is fixedly connected to a rotating shaft above the middle conveying device 8, the conveying device 8 with the structure is shown in fig. 5, the second chain wheel 801 is driven by the second motor 1 through chain transmission to rotate clockwise, the conveying device 8 is driven to rotate, soil swept in by the brush part 6 is conveyed into the rear collecting tank 11 through the conveying belt by the conveying device 8, and centralized treatment is facilitated.
The specific use mode and function of the embodiment are as follows:
in the invention, a sewage cleaning device is connected with a mobile battery or a power supply, four step wheels 2 are placed at the edge of a water channel, equipment enters the dry water channel, the working diagram is as shown in figure 9, if the mobile power supply is used, a worker can push the equipment above the water channel, the equipment works simultaneously, a motor I5 acts, the output end of the motor I5 is connected with a crank 1001 of a connecting rod mechanism 10, when the crank 1001 rotates, the loosening device 7 connected with the tail end of the connecting rod mechanism 10 can be driven to do reciprocating linear motion on a carriage 9, stubborn soil adhered to the bottom of the water channel can be stirred, a chain wheel on the motor I5 transmits torque to a hairbrush part 6 in a chain transmission mode, the hairbrush part 6 rotates anticlockwise, impurities can be thrown into a dust collecting plate 12 and then into a conveying device 8, the conveying device 8 rotates clockwise by a motor II 1, the impurities finally fall into a collecting tank 11 through the conveying of a conveying belt, regularly take out collecting vat 11 by the staff again, empty collecting vat 11 inside rubbish can, to sum up, can see out, increased than current ditch cleaning device can be convenient for clean the function after the stubborn earth stirring of ditch bottom, alleviateed the labour, improved work efficiency.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. A device of decontaminating that is used for hydraulic engineering's continuous type to reduce to maintain, its characterized in that: comprises a second motor (1), a main frame body (4), a first motor (5), a brush part (6), a conveying device (8), a sliding frame (9), a connecting rod mechanism (10), a collecting tank (11) and a dust collecting plate (12); a step wheel (2) is rotatably connected above the main frame body (4); the first motor (5) is connected above the main frame body (4) through welding, and the output end of the first motor (5) is fixedly connected with a crank (1001); the second motor (1) is fixedly connected to the main frame body (4); the right end of the connecting rod mechanism (10) is rotatably connected with the tail end of a crank (1001); the sliding frame (9) is fixedly connected to the lower part of the left side of the main frame body (4); the left end of the connecting rod mechanism (10) is rotatably connected with an upper bracket of the loosening device (7), and two ends of the loosening device (7) are connected to the sliding frame (9) in a sliding manner; two ends of the brush part (6) are rotatably connected to the first shaft bracket (402); the lower shaft of the conveying device (8) is rotatably connected to the main frame body (4), and the upper shaft of the conveying device (8) is rotatably connected to the frame body on the inner side of the main frame body (4); a driving chain wheel (501) is fixedly connected to an output shaft of the first motor (5), and a transmission chain (13) is meshed and connected to the driving chain wheel (501); two ends of the dust collecting plate (12) are fixedly connected to the inner side surface of the main frame body (4); the collecting groove (11) is connected to the right end of the main frame body (4) in a sliding mode.
2. A continuous reduced maintenance decontamination device for hydraulic engineering as claimed in claim 1, wherein: the general frame body (4) comprises a wheel frame (401), a first shaft frame (402), a second shaft frame (403) and a sliding rail (404), wherein the wheel frame (401) is welded above the general frame body (4) in four positions, the first shaft frame (402) and the second shaft frame (403) are welded on the lower surface of the general frame body (4), and the trapezoidal sliding rail (404) is arranged on the right side of the general frame body (4).
3. A continuous reduced maintenance decontamination device for hydraulic engineering as claimed in claim 1, wherein: the stepped wheel (2) is a stepped wheel body with a large inner diameter and a small outer diameter.
4. A continuous reduced maintenance decontamination device for hydraulic engineering as claimed in claim 1, wherein: the brush part (6) comprises a first chain wheel (601), the brush part (6) is a cylindrical brush barrel, and the first chain wheel (601) is fixedly connected to the middle groove of the brush part (6).
5. A continuous reduced maintenance decontamination device for hydraulic engineering as claimed in claim 1, wherein: the loosening device (7) comprises loosening columns (701), a sliding support (702) and a baffle (703), cylindrical loosening columns (701) are densely distributed on the lower surface of the loosening device (7), two ends of the loosening device (7) are fixedly connected with the sliding support (702) in an L shape respectively, and the tail end of the sliding support (702) is fixedly connected with the square baffle (703).
6. A continuous reduced maintenance decontamination device for hydraulic engineering as claimed in claim 1, wherein: the conveying device (8) comprises a second chain wheel (801), the conveying device (8) is a conveying belt divided into a left conveying belt and a right conveying belt, and the second chain wheel (801) is fixedly connected to a rotating shaft above the middle conveying device (8).
7. A continuous reduced maintenance decontamination device for hydraulic engineering as claimed in claim 1, wherein: the collecting tank (11) comprises convex blocks (1101), the collecting tank (11) is a rectangular tank body, and trapezoidal strip-shaped convex blocks (1101) which are wide at the top and narrow at the bottom are processed on two sides above the collecting tank (11).
8. A continuous reduced maintenance decontamination device for hydraulic engineering as claimed in claim 1, wherein: the dust collecting plate (12) is a rectangular plate, and the dust collecting plate (12) is obliquely jointed on the second shaft brackets (403) at two sides towards the left side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911229639.6A CN110761353A (en) | 2019-12-04 | 2019-12-04 | Continuous type pollution cleaning device for reducing maintenance for hydraulic engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911229639.6A CN110761353A (en) | 2019-12-04 | 2019-12-04 | Continuous type pollution cleaning device for reducing maintenance for hydraulic engineering |
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| Publication Number | Publication Date |
|---|---|
| CN110761353A true CN110761353A (en) | 2020-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911229639.6A Pending CN110761353A (en) | 2019-12-04 | 2019-12-04 | Continuous type pollution cleaning device for reducing maintenance for hydraulic engineering |
Country Status (1)
| Country | Link |
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| CN (1) | CN110761353A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111663507A (en) * | 2020-06-29 | 2020-09-15 | 冯文判 | Ditch floater cleaning device |
| CN113059378A (en) * | 2021-04-08 | 2021-07-02 | 汇龙电机有限公司 | Motor centre gripping frock and motor centre gripping frock platform |
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| CN201447889U (en) * | 2009-07-02 | 2010-05-05 | 河海大学 | Simple pool bottom sand eliminator |
| CN203222752U (en) * | 2013-03-14 | 2013-10-02 | 青岛大学 | Amphibious cleaning device |
| CN204982754U (en) * | 2015-07-23 | 2016-01-20 | 合肥永升机械有限公司 | Driving formula street sweeper cleans mechanism |
| CN107938561A (en) * | 2017-10-18 | 2018-04-20 | 昌邑市康洁环卫工程有限公司 | Electric dry sweeps machine |
| CN207944503U (en) * | 2018-03-14 | 2018-10-09 | 金琛 | A kind of water conservancy cleaning mud device |
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2019
- 2019-12-04 CN CN201911229639.6A patent/CN110761353A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10121516A (en) * | 1996-10-23 | 1998-05-12 | Yanmar Diesel Engine Co Ltd | Mud scraping machine for trench |
| CN2608552Y (en) * | 2003-03-18 | 2004-03-31 | 王宝森 | Environimental protection cleaning vehicle |
| CN201447889U (en) * | 2009-07-02 | 2010-05-05 | 河海大学 | Simple pool bottom sand eliminator |
| CN203222752U (en) * | 2013-03-14 | 2013-10-02 | 青岛大学 | Amphibious cleaning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111663507A (en) * | 2020-06-29 | 2020-09-15 | 冯文判 | Ditch floater cleaning device |
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| CN113059378A (en) * | 2021-04-08 | 2021-07-02 | 汇龙电机有限公司 | Motor centre gripping frock and motor centre gripping frock platform |
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