CN117188555B - Urban river dredging system - Google Patents
Urban river dredging systemInfo
- Publication number
- CN117188555B CN117188555B CN202210785496.2A CN202210785496A CN117188555B CN 117188555 B CN117188555 B CN 117188555B CN 202210785496 A CN202210785496 A CN 202210785496A CN 117188555 B CN117188555 B CN 117188555B
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- spur gear
- fixedly connected
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- motor
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Abstract
The invention provides an urban river dredging system which comprises a machine body, wherein a first transmission cavity, a water cavity and a second transmission cavity are formed in the machine body, the first transmission cavity is communicated with the bottom wall of the machine body through a first channel, a power mechanism is arranged in the first transmission cavity, the power mechanism penetrates through the first channel to extend out of the machine body, a water absorption device and a water drainage device are arranged on the side wall of the water cavity, a garbage recycling mechanism is arranged in the second transmission cavity, and a sludge removing mechanism is further arranged on the machine body. The river channel dredging device is strong in linkage and ingenious in design, and can effectively clean garbage and sludge on the river surface and the river bottom, so that the effect of dredging the river channel is achieved.
Description
Technical Field
The invention relates to the technical field of river dredging, in particular to an urban river dredging system.
Background
The river channel in the city has important functions of improving natural environment, collecting domestic wastewater and the like. However, the population density in the city is high nowadays, a large amount of garbage and sludge are often accumulated in the river channel, the river channel is dirty and smelly, and the manual cleaning difficulty is extremely high. The traditional method often seals the upper part of the river channel or dispatches people to put on the river channel for salvage, which has little effect and is difficult to treat. Therefore, a stable and efficient urban river dredging device is necessary to be invented.
Disclosure of Invention
Aiming at the technical problems, the invention aims to provide an urban river dredging system, which is realized by adopting the following technical scheme:
The city river dredging system comprises a machine body, wherein a first transmission cavity, a water cavity and a second transmission cavity are formed in the machine body, the first transmission cavity is communicated with the bottom wall of the machine body through a first channel, a power mechanism is arranged in the first transmission cavity, the power mechanism penetrates through the first channel to extend out of the machine body, a water absorption device and a water drainage device are arranged on the side wall of the water cavity, and a garbage recycling mechanism is arranged in the second transmission cavity;
the machine body is also provided with a sludge removing mechanism.
The urban river dredging system of, wherein the power mechanism comprises a first motor, a first spur gear, a second spur gear, a rotating shaft, a first propeller, a first rack, a second motor, a third spur gear, a tank and a third motor;
The first motor is fixedly connected to the side wall of the first transmission cavity, the first straight gear is fixedly connected to the output end of the first motor, the rotating shaft is rotationally connected to the first rack, the first rack is slidably connected to the rear wall of the first transmission cavity, the second straight gear is fixedly connected to the rotating shaft, the second straight gear is meshed with the first straight gear, one end of the rotating shaft is fixedly connected with a clamping block, the other end of the rotating shaft extends out of the machine body, the other end of the rotating shaft is fixedly connected with a first propeller, the second motor is fixedly connected to the bottom wall of the first transmission cavity, the third straight gear is fixedly connected to the output end of the second motor, the third straight gear is meshed with the first rack, the third motor is fixedly connected to the top wall of the first transmission cavity, and the box body is fixedly connected to the output end of the third motor;
The box body is internally provided with a third transmission cavity which is communicated with the outside of the box body through a second channel, and the third transmission cavity is internally provided with a first bevel gear, a second bevel gear, a fourth spur gear, a planetary gear reducer, a fifth spur gear, a worm wheel and a worm;
The first bevel gear is rotationally connected to the side wall of the third transmission cavity, a first clamping groove matched with the clamping block is formed in the first bevel gear, the second bevel gear is fixedly connected with the fourth straight gear, the output shaft of the planetary gear reducer is fixedly connected to the side wall of the third transmission cavity, a second clamping groove matched with the clamping block is formed in the input shaft of the planetary gear reducer, the fifth straight gear is fixedly connected with the worm wheel, the worm wheel is rotationally connected to the side wall of the first transmission cavity, the fifth straight gear is meshed with the fourth straight gear, the worm wheel is meshed with the worm, the worm is rotationally connected to the side wall of the first transmission cavity, two ends of the worm extend out of the box respectively, two ends of the worm are fixedly connected with rotating wheels, the bottom wall of the box extends to the outside of the machine body through the first channel, the rotating wheels are positioned outside the machine body, and the bottom wall of the box is provided with steering wheels;
The rotating wheel is provided with a third channel, the third channel is communicated with the outer wall of the rotating wheel through more than two fourth channels, a connecting plate is fixedly connected to the third channel, a first transmission groove and a second transmission groove are formed in the connecting plate, the first transmission groove and the second transmission groove are communicated through a fifth connecting channel, a rotating bar is rotationally connected to the second transmission groove, a second propeller is connected to the rotating bar, more than two limit grooves are formed in the rotating bar, the side wall of the first transmission groove is slidably connected with a second rack, the second rack is connected with the inner wall of the third channel through a first elastic piece, a sixth straight gear is rotationally connected to the side wall of the first transmission groove, and the second rack is meshed with the sixth straight gear;
The bottom wall of the machine body is inlaid with more than two first cylinders, and a first piston rod on each first cylinder is fixedly connected with a third rack.
The municipal riverway dredging system according to, wherein the garbage recycling mechanism comprises a second cylinder, a supporting plate, a fourth motor, a seventh straight gear, a first movable rod, a first net body, an eighth straight gear, a second movable rod, a second net body, a recycling bin, a first L-shaped plate and a second L-shaped plate;
the second cylinder is fixedly connected to the bottom wall of the second transmission cavity, the supporting plate is fixedly connected to the second piston rod of the second cylinder, the fourth motor, the recovery box and the first L-shaped plate are fixedly connected to the supporting plate, the first L-shaped plate is fixedly connected with a first elastic hollow ball, the seventh straight gear is fixedly connected to the output end of the fourth motor, the first net body is fixedly connected to the first movable rod, the eighth straight gear is rotationally connected to the supporting plate, the second movable rod is fixedly connected to the eighth straight gear, the top wall of the recovery box is slidably connected with a first cover body and a second cover body, the first cover body is connected with the side wall of the recovery box through a second elastic piece, the second cover body is connected with the other side wall of the recovery box through a third elastic piece, the bottom wall of the second cover body is fixedly connected with the third L-shaped plate, the third L-shaped plate is fixedly connected with a second elastic hollow ball, the second elastic hollow ball is communicated with the second elastic hollow ball through an air pipe, and the second elastic hollow ball and the first elastic hollow ball are filled with air.
The urban river dredging system according to, wherein the sludge removing mechanism comprises a solid-liquid separation device, a dirt absorbing device and a jet device, wherein the solid-liquid separation device is embedded on the machine body, the dirt absorbing device is fixedly connected to the solid-liquid separation device, the jet device is fixedly connected to the dirt absorbing device, and the dirt absorbing device is further provided with a dirt absorbing pipe.
The urban river dredging system according to, wherein the first passage inner wall is fixedly connected with an elastic waterproof layer, and the elastic waterproof layer is abutted against the box body.
The municipal riverway dredging system according to, wherein the first and second engaging grooves are triangular.
The municipal riverway dredging system according to, wherein the first and second engaging grooves are square.
The municipal riverway dredging system according to, wherein the second elastic hollow ball and the first elastic hollow ball are made of elastic rubber.
The invention has the following beneficial effects:
When the machine body is used for cleaning river surface garbage near the river surface, the second propellers in the two rotating wheels can be used as propellers to provide advancing power for the machine body together with the first propellers, the river surface garbage can be collected through the first net body and the second net body and is thrown into the recovery box, the first cover body and the second cover body on the recovery box are movably arranged, water can be prevented from entering the recovery box, water is prevented from occupying the space of the recovery box, the weight of the machine body is increased, the two rotating wheels can be used as wheels when the machine body is at the river bottom, the ground grabbing force is improved, the machine body can provide power for the machine body, the machine body can stably run at the river bottom, and river bottom sludge can be cleaned through the jet device, the dirt sucking device and the solid-liquid separation device.
Drawings
The invention will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the invention, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.
FIG. 1 is a schematic diagram of a city river dredging system;
FIG. 2 is a top view of the case of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the structure of the present invention in another operating state of FIG. 1;
FIG. 4 is a rear view of the case of FIG. 1 in accordance with the present invention;
FIG. 5 is an enlarged view of the invention at A in FIG. 4;
fig. 6 is a right side view of the waste collection mechanism of fig. 1 according to the present invention.
Reference numerals: the machine body 1, the first transmission chamber 2, the water chamber 3, the second transmission chamber 4, the solid-liquid separation device 5, the soil pick-up device 6, the soil pick-up tube 7, the jet device 8, the steering wheel 9, the first straight gear 10, the first straight gear 11, the second straight gear 12, the rotating shaft 13, the first propeller 14, the clamping block 15, the first rack 16, the second motor 17, the third straight gear 18, the box 19, the third motor 191, the first channel 192, the third transmission chamber 20, the second channel 21, the first bevel gear 22, the first clamping groove 23, the second bevel gear 24, the fourth straight gear 25, the output shaft 26, the planetary gear reducer 27, the input shaft 28, the second clamping groove 29, the fifth straight gear 30, the worm wheel 31, the worm 32, the rotating wheel 33, the third channel 34, the fourth channel 35, the connecting plate 36, the first transmission groove 37, the fifth connecting channel 38, the second transmission groove 39, the turning bar 40, the limit groove 41, the second propeller 42, the second rack 43, the first elastic member 44, the sixth spur gear 45, the third rack 46, the first cylinder 47, the first piston rod 48, the second cylinder 49, the second piston rod 50, the support plate 51, the fourth motor 52, the seventh spur gear 53, the first movable rod 54, the first net body 55, the eighth spur gear 56, the second movable rod 57, the second net body 58, the recovery tank 59, the first cover body 60, the second elastic member 601, the baffle 61, the second cover body 62, the third elastic member 621, the third L-shaped plate 63, the second elastic hollow sphere 64, the first L-shaped plate 65, the first elastic hollow sphere 66, the air tube 67, the second L-shaped plate 68, the water absorbing device 69, and the water draining device 70.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," "fourth," 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 should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected via an intermediary, or connected by communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1-6, the city river dredging system comprises a machine body 1, wherein a first transmission cavity 2, a water cavity 3 and a second transmission cavity 4 are formed in the machine body 1, the first transmission cavity 2 is communicated with the bottom wall of the machine body 1 through a first channel 192, a power mechanism is arranged in the first transmission cavity 2, the power mechanism extends out of the machine body 1 through the first channel 192, a water absorbing device 69 and a water draining device 70 are arranged on the side wall of the water cavity 3, and a garbage recycling mechanism is arranged in the second transmission cavity 4;
the machine body 1 is also provided with a sludge removing mechanism.
In an alternative embodiment according to the present invention, the power mechanism includes a first motor 10, a first spur gear 11, a second spur gear 12, a rotating shaft 13, a first propeller 14, a first rack 16, a second motor 17, a third spur gear 18, a housing 19, and a third motor 191;
The first motor 10 is fixedly connected to the side wall of the first transmission cavity 2, the first spur gear 11 is fixedly connected to the output end of the first motor 10, the rotating shaft 13 is rotationally connected to the first rack 16, the first rack 16 is slidably connected to the rear wall of the first transmission cavity 2, the second spur gear 12 is fixedly connected to the rotating shaft 13, the second spur gear 12 is meshed with the first spur gear 11, one end of the rotating shaft 13 is fixedly connected with a clamping block 15, the other end of the rotating shaft 13 extends out of the machine body 1, the other end of the rotating shaft 13 is fixedly connected with a first propeller 14, the second motor 17 is fixedly connected to the bottom wall of the first transmission cavity 2, the third spur gear 18 is fixedly connected to the output end of the second motor 17, the third spur gear 18 is meshed with the first rack 16, the third motor 191 is fixedly connected to the top wall of the first transmission cavity 2, and the box 19 is fixedly connected to the output end of the third motor 191;
The box body 19 is internally provided with a third transmission cavity 20, the third transmission cavity 20 is communicated with the outside of the box body 19 through a second channel 21, and the third transmission cavity 20 is internally provided with a first bevel gear 22, a second bevel gear 24, a fourth spur gear 25, a planetary gear reducer 27, a fifth spur gear 30, a worm wheel 31 and a worm 32;
The first bevel gear 22 is rotationally connected to the side wall of the third transmission cavity 20, the first bevel gear 22 is provided with a first clamping groove 23 matched with the clamping block 15, the second bevel gear 24 is fixedly connected with the fourth spur gear 25, the output shaft 26 of the planetary gear reducer 27 is fixedly connected with the side wall of the third transmission cavity 20, the planetary gear reducer 27 is fixedly connected with the input shaft 28 of the planetary gear reducer 27 is provided with a second clamping groove 29 matched with the clamping block 15, the fifth spur gear 30 is fixedly connected with the worm wheel 31, the worm wheel 31 is rotationally connected to the side wall of the first transmission cavity 2, the fifth spur gear 30 is meshed with the fourth spur gear 25, the worm wheel 31 is meshed with the worm 32, the worm 32 is rotationally connected to the side wall of the first transmission cavity 2, two ends of the worm 32 extend out of the box 19 respectively, two ends of the worm 32 are fixedly connected with a rotating wheel 33, the bottom wall of the box 19 extends out of the machine body 1 through the first channel 192, the rotating wheel 33 is positioned outside the machine body 1, and the bottom wall of the box 19 is provided with a steering wheel 9;
The rotating wheel 33 is provided with a third channel 34, the third channel 34 is communicated with the outer wall of the rotating wheel 33 through more than two fourth channels 35, a connecting plate 36 is fixedly connected to the third channel 34, a first transmission groove 37 and a second transmission groove 39 are formed in the connecting plate 36, the first transmission groove 37 and the second transmission groove 39 are communicated through a fifth connecting channel 38, a rotating bar 40 is rotationally connected to the second transmission groove 39, a second propeller 42 is connected to the rotating bar 40, more than two limiting grooves 41 are formed in the rotating bar 40, a second rack 43 is slidingly connected to the side wall of the first transmission groove 37, the second rack 43 is connected with the inner wall of the third channel 34 through a first elastic piece 44, a sixth straight gear 45 is rotationally connected to the side wall of the first transmission groove 37, and the second rack 43 is meshed with the sixth straight gear 45;
the bottom wall of the machine body 1 is inlaid with more than two first air cylinders 47, and a first piston rod 48 on the first air cylinders 47 is fixedly connected with a third rack 46.
In an alternative embodiment according to the present invention, the garbage collection mechanism includes a second cylinder 49, a support plate 51, a fourth motor 52, a seventh spur gear 53, a first movable rod 54, a first net 55, an eighth spur gear 56, a second movable rod 57, a second net 58, a collection box 59, a first L-shaped plate 65, and a second L-shaped plate 68;
The second cylinder 49 is fixedly connected to the bottom wall of the second transmission cavity 4, the supporting plate 51 is fixedly connected to the second piston rod 50 of the second cylinder 49, the fourth motor 52, the recovery box 59 and the first L-shaped plate 65 are fixedly connected to the supporting plate 51, the first L-shaped plate 65 is fixedly connected with a first elastic hollow ball 66, the seventh spur gear 53 is fixedly connected to the output end of the fourth motor 52, the first net body 55 is fixedly connected to the first movable rod 54, the eighth spur gear 56 is rotatably connected to the supporting plate 51, and the second movable rod 57 is fixedly connected to the eighth spur gear 56;
The recovery box 59 roof sliding connection has first lid 60 and second lid 62, and first lid 60 is connected with recovery box 59 lateral wall through second elastic component 601, and second lid 62 is connected with another lateral wall of recovery box 59 through third elastic component 621, and first lid 60 diapire rigid coupling has separation blade 61, and second lid 62 diapire rigid coupling has third L shaped plate 63, and the rigid coupling has second elasticity hollow sphere 64 on the third L shaped plate 63, and second elasticity hollow sphere 64 communicates with second elasticity hollow sphere 64 through trachea 67, all fills with the air in second elasticity hollow sphere 64 and the first elasticity hollow sphere 66.
According to an alternative embodiment of the present invention, the sludge removing mechanism includes a solid-liquid separation device 5, a dirt absorbing device 6, and a jet device 8, the solid-liquid separation device 5 is embedded on the machine body 1, the dirt absorbing device 6 is fixedly connected to the solid-liquid separation device 5, the jet device 8 is fixedly connected to the dirt absorbing device 6, and the dirt absorbing device 6 is further provided with a dirt absorbing pipe 7.
In an alternative embodiment of the present invention, an elastic waterproof layer 193 is fixedly connected to the inner wall of the first channel 192, and the elastic waterproof layer 193 abuts against the case 19.
In an alternative embodiment of the present invention, the first engaging groove 23 and the second engaging groove 29 are both triangular.
In an alternative embodiment according to the present invention, the first engaging groove 23 and the second engaging groove 29 are square.
In an alternative embodiment according to the present invention, both the second elastic hollow sphere 64 and the first elastic hollow sphere 66 are made of elastic rubber.
When the garbage on the river surface needs to be cleaned, the water draining device 70 is started to drain the water in the water cavity 3 out of the water cavity 3, so that the buoyancy of the machine body 1 is increased, the machine body is positioned on the river surface, as shown in fig. 1 and 2, the clamping blocks 15 are embedded into the first clamping grooves 23, the two rotating wheels 33 are positioned on the left side and the right side of the box 19, the first motor 10 is started, the first motor 10 drives the first straight gears 11, the second straight gears 12, the rotating shafts 13 and the first propellers 14 to rotate at a high speed, the first propellers 14 provide power for the machine body 1, meanwhile, the clamping blocks 15 rotate to drive the first bevel gears 22 to rotate, the first bevel gears 22 drive the second bevel gears 24, the fourth straight gears 25, the fifth straight gears 30, the worm gears 31 and the worm 32 to rotate, and the third racks 46 and the sixth gears 45 are meshed with the third racks 46 and the sixth gears 45 on the two first cylinders 47 respectively inserted into the first transmission grooves 37 of the two connecting plates 36, and the second racks 40 are not inserted into the second straight gears 24 and the second racks 40 are driven to rotate by the first bevel gears 22 to drive the second bevel gears 40 to rotate, so that the first racks 40 can rotate freely, and the power can rotate, and the machine body 32 can be provided to rotate, and the power can advance.
The fourth motor 52 is started, the fourth motor 52 drives the seventh spur gear 53, the first movable rod 54 and the first net body 55 to rotate, the seventh spur gear 53 drives the eighth spur gear 56, the second movable rod 57 and the second net body 58 to reversely rotate, so that the first net body 55 and the second net body 58 are propped against each other, the first net body 55 and the second net body 58 jointly mesh garbage on the river surface, the second cylinder 49 is started, the second piston rod 50 is extended, the top wall of the recovery box 59 extends to the position above the river surface, the recovery box 59 drives the second L-shaped plate 68 to move upwards when moving upwards, the second L-shaped plate 68 and the first L-shaped plate 65 jointly pressurize the first elastic hollow ball 66, gas in the first elastic hollow ball 66 enters the second elastic hollow ball 64 through the gas pipe 67, the second elastic hollow ball 64 is expanded, the second elastic hollow ball 64 pushes away the baffle 61, the third L-shaped plate 63 and the baffle 61 are mutually far away under the interaction force, the principle of the first cover 60 and the second cover 62 is reversed, the fourth motor 52 is reversed, the first net 55 and the second net 58 are separated from each other, the garbage in the first net 55 and the second net 58 falls into the recovery box 59, the top walls of the first cover 60 and the second cover 62 are inclined to facilitate the garbage to slide into the recovery box 59, the second piston rod 50 is shortened, the recovery box 59 and the second L-shaped plate 68 move downwards, the gas of the second elastic hollow ball 64 gradually flows back into the first elastic hollow ball 66, after the second elastic hollow ball 64 is atrophic, the first cover 60 and the second cover 62 are propped against each other due to the elastic action of the second elastic member 601 and the elastic action of the third elastic member 621, the water is prevented from entering the recovery box 59, and the first net 55 and the second net 58 continue to mesh the garbage on the river surface next time.
When the sludge at the river bottom needs to be cleaned, the water absorbing device 69 is started to absorb the water in the river into the water cavity 3 to enable the machine body 1 to descend to the river bottom, all the first piston rods 48 are separated from the fourth channel 35 and the first transmission groove 37, when the first piston rods 48 and the third racks 46 move upwards, the second racks 43 are driven to enter one of the limit grooves 41, the second motor 17 is started to drive the third spur gear 18 to rotate, the rotating shaft 13 is driven to move, the clamping block 15 is separated from the first clamping groove 23, the third motor 191 is started to drive the box 19 to rotate ninety degrees, the box 19 is changed from the state of figure 2 to the state of figure 3,
The second motor 17 is controlled to rotate reversely, so that the rotating shaft 13 is driven to move, the clamping block 15 enters the second clamping groove 29, the first motor 10 is started, the input shaft 28 is indirectly driven to rotate, the input shaft 28 is decelerated through the planetary gear reducer 27, the output shaft 26 rotates at a relatively low speed, the output shaft 26 drives the fourth spur gear 25, the fifth spur gear 30, the worm wheel 31 and the worm 32 to rotate, the second rack 43 is clamped into the limiting groove 41, the rotation of the worm 32 drives the rotating wheel 33 to rotate, the rotating wheel 33 is used as a wheel on the river bottom, the advancing power of the machine body 1 is used, the machine body 1 can be turned through the turning of the turning wheel 9, when the machine body 1 advances, the jet device 25 sprays high-speed water flow to the river bottom to scatter and mix the river bottom silt into water, then the sewage is sucked into the solid-liquid separation device 5 through the sewage suction pipe 7 on the sewage suction device 6, the solid-liquid separation device 5 separates the silt and the water, and the water is discharged, and the river bottom silt is removed.
The solid-liquid separation device 5, the dirt absorbing device 6, the jet device 8, the steering wheel 9, the water absorbing device 69, the water draining device 70, the air cylinders and the motor are all of the prior art, and a person skilled in the art can select a proper prior art to apply to the components according to the actual situation, so that technical barriers do not exist.
When the machine body 1 is used for cleaning river surface garbage near the river surface, the second propellers 42 in the two rotating wheels 33 can be used as propellers and provide advancing power for the machine body 1 together with the first propellers 14, the river surface garbage can be collected through the first net body 55 and the second net body 58 and is thrown into the recovery tank 59, the first cover body 60 and the second cover body 62 on the recovery tank 59 are movably arranged, water can be prevented from entering the recovery tank 59, the space of the recovery tank 59 is prevented from being occupied by the water, the weight of the machine body 1 is increased, when the machine body 1 is at the river bottom, the two rotating wheels 33 can be used as wheels, the ground grabbing force is improved, the power is provided for the machine body 1, the machine body 1 can stably run at the river bottom, and river bottom silt can be cleaned through the jet device 8, the sewage suction device 6 and the solid-liquid separation device 5.
The components, modules, mechanisms, devices, etc. of the invention, which do not describe the structure in detail, are all common standard components or components known to those skilled in the art, and the structure and principle thereof are all known by those skilled in the art through technical manuals or through routine experimental methods.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (7)
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210785496.2A CN117188555B (en) | 2022-07-04 | 2022-07-04 | Urban river dredging system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210785496.2A CN117188555B (en) | 2022-07-04 | 2022-07-04 | Urban river dredging system |
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| CN117188555A CN117188555A (en) | 2023-12-08 |
| CN117188555B true CN117188555B (en) | 2025-12-23 |
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| CN112211247A (en) * | 2020-11-27 | 2021-01-12 | 福州侠维怡电子科技有限公司 | Dive formula desilting equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4123858A (en) * | 1971-07-06 | 1978-11-07 | Batchelder George W | Versatile submersible device for dredging or other underwater functions |
| CN207047931U (en) * | 2017-08-09 | 2018-02-27 | 曹荣第 | A kind of hydraulic engineering desilting dredger |
| CN112554264B (en) * | 2020-12-04 | 2022-11-22 | 四川发展环境科学技术研究院有限公司 | Pond rubbish cleaning equipment |
| CN214090078U (en) * | 2020-12-25 | 2021-08-31 | 马国锋 | Dredging equipment for hydraulic engineering |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112211247A (en) * | 2020-11-27 | 2021-01-12 | 福州侠维怡电子科技有限公司 | Dive formula desilting equipment |
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