CN113338429A

CN113338429A - Municipal administration is environmental protection desilting device for hydraulic engineering

Info

Publication number: CN113338429A
Application number: CN202110803185.XA
Authority: CN
Inventors: 甄育新; 何靖; 陈健伟; 曾优
Original assignee: Guangdong Wanao Construction Engineering Co ltd
Current assignee: Guangdong Wanao Construction Engineering Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-09-03

Abstract

The utility model relates to an environmental protection dredging device for municipal water conservancy project, which comprises a tension device, a conveyer belt and a box body, wherein an underground pipeline is integrally assembled and formed by a plurality of composition culverts, a water inlet communicated with the underground pipeline is excavated on the ground, the tension device comprises a winch and two groups of fixed pulleys, the conveyer belt is laid in the underground pipeline, the two groups of fixed pulleys are respectively fixed on the ground and the inner bottom surface of the underground pipeline, a rope which is wound and connected with the two groups of fixed pulleys for rotation is wound on the winch, and the lower end part of the rope is fixed with one end of the conveyer belt in a bolt connection manner; the box body is positioned at one end of the water outlet, and a first roller and a second roller which are distributed up and down are rotatably connected on the end surface of one side of the box body, which is close to the underground pipeline; the conveying belt and the first roller rotate around the knot and are wound on the second roller, and the box body is provided with a driving motor for driving the second roller to rotate. Inside this application has avoided the operation personnel to get into underground piping, holistic desilting operation process efficiency is higher, has promoted operation personnel's operation safety.

Description

Municipal administration is environmental protection desilting device for hydraulic engineering

Technical Field

The application relates to the field of environmental protection dredging device, especially relates to an environmental protection dredging device for municipal hydraulic engineering.

Background

The municipal drainage pipe refers to rainwater and sewage underground pipelines under municipal roads, namely commonly called 'drainage underground pipelines', and is generally called municipal drainage underground pipelines in engineering. According to the current situation of the facilities under the Chinese town road, different pipelines are generally arranged, such as electric power, communication, gas, water supply, drainage underground pipelines and the like. The drainage underground pipeline takes measures of rainwater and sewage diversion into consideration, namely rainwater is generally discharged into rivers nearby, and sewage is discharged into a sewage treatment plant, so the municipal drainage pipe comprises two underground pipelines of rainwater and sewage. In the long-time drainage operation process, impurities mixed in sewage or rainwater continuously settle inside the underground pipeline to form a sludge layer covering the inside of the underground pipeline, the sludge layer reduces the runoff of the underground pipeline, so that the urban waterlogging is easily caused, the environment is polluted, and troubles are brought to the life of people, so that the sludge layer deposited inside the underground pipeline needs to be dredged and cleaned, and the long-time smoothness is kept.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: for the underground pipeline with a large occupation ratio, because the environment of the underground pipeline is closed and the sludge layer settled inside the underground pipeline is hardened, the underground pipeline is cleaned by manpower; when carrying out cleaning operation, inside cleaner got into underground piping from the position of shaft, inside handheld burnisher got into underground piping, constantly carried out the scraping and washed, because the inside operating space of underground piping is limited, and operational environment is abominable, and the overall efficiency of the operation mode of the clean operation of manpower is lower, so has improved space.

Disclosure of Invention

In order to facilitate carrying out the desilting operation to underground piping, promote operation personnel's desilting efficiency, this application provides an environmental protection desilting device for municipal hydraulic engineering.

The application provides a pair of municipal water conservancy is environmental protection desilting device for engineering adopts following technical scheme:

an environment-friendly dredging device for municipal water conservancy projects comprises a tensioning device, a conveying belt and a box body, wherein an underground pipeline is integrally assembled and formed by a plurality of composition culverts, the tensioning device is fixed on the ground, a water inlet communicated with the underground pipeline is excavated on the ground, the tensioning device comprises a winch and two groups of fixed pulleys, the conveying belt is laid on the inner bottom surface of the underground pipeline, the two groups of fixed pulleys are respectively fixed on the ground facing the water inlet and the inner bottom surface of the underground pipeline, a rope is wound on the winch and is in winding connection with the two groups of fixed pulleys to rotate, and the lower end part of the rope is fixedly tied with one end of the conveying belt; the tail end of the underground pipeline is provided with a drainage port, the box body is positioned at one end of the drainage port, a first roller and a second roller which are vertically distributed are rotatably connected to the end surface of one side, close to the underground pipeline, of the box body, and the height of the first roller is not higher than the inner bottom surface of the underground pipeline; the conveying belt and the first roller rotate around the knot and are wound on the second roller, and a driving motor for driving the second roller to rotate is mounted on the box body.

By adopting the technical scheme, the rope is wound on the hoisting machine in the tensioning device, the rope and the two groups of fixed pulleys are wound and connected to rotate, the two groups of fixed pulleys play a role in steering the rope, and the lower end part of the rope is fixedly tied with the end part of the conveying belt laid in the underground pipeline, so that the conveying belt is pulled by the tensioning device; meanwhile, the box body is positioned at one side of a water outlet of the underground pipeline, the first roller and the second roller which are connected with each other in a rotating way are distributed up and down, the conveying belt and the first roller are wound and connected and then are continuously wound onto the second roller, the driving motor arranged at one side of the box body continuously drives the second roller to wind, through the arrangement, the conveying belt is laid on the inner bottom surface of the underground pipeline in a daily state, impurities mixed in the water body are continuously deposited on the conveying belt along with the flowing of the water body in the underground pipeline, when the underground pipeline desilting operation is required, an operator installs the box body at the position of the water outlet and continuously winds the conveying belt onto the second roller through the first roller, the driving motor drives the second roller to rotate, the winch is in a power-off state, the conveying belt is continuously wound and wound onto the second roller under the driving of the driving motor, and when the impurities on the conveying belt move to the position of the first roller, impurities on the conveying belt do parabolic motion, so that the impurities are thrown into the box body continuously, and the dredging operation of the impurities in the underground pipeline is realized; after the conveying belt is completely wound on the second roller, the winch is electrified to operate, so that the rope on the winch is continuously wound, the conveying belt in the underground pipeline is continuously pulled by the rope through the rotation of the two groups of fixed pulleys, the conveying belt is continuously unwound from the second roller, finally the conveying belt is completely laid in the underground pipeline, when drainage operation is carried out, impurities mixed in the water body are settled on the conveying belt again, and then underground pipeline dredging operation is carried out again according to the situation; inside the technical scheme in this application has avoided the operation personnel to get into underground piping, holistic desilting operation process efficiency is higher, has promoted operation personnel's operation safety.

Preferably, be fixed with two sets of parallel distribution on the box, be the L type the wall pole, subaerial concave two sets of foundation ditches that are equipped with, each group the wall pole extends to subaerial tip integrated into one piece has the hook of slope setting, the hook with the foundation ditch articulates fixedly.

Through adopting above-mentioned technical scheme, each group's wall pole and box fixed connection, when carrying out the installation of box mouth position under, with each hook articulate inside subaerial foundation ditch of group's bracing piece tip, the foundation ditch plays the fixed action to each group's wall pole this moment, and the aforesaid sets up the installation stability who makes the box mouth position under and promotes, and at the in-process of desilting operation, the difficult emergence shake of box.

Preferably, two groups of support rods which extend obliquely downwards are fixed at the lower end part of the vertical end surface of one side of the box body facing the underground pipeline, a rubber pad is fixed at the oblique lower end part of each group of support rods far away from the box body, and each group of rubber pads are tightly abutted against the vertical end surface below the water outlet.

By adopting the technical scheme, each group of supporting rods is fixedly connected with the lower end part of the box body, when the box body is installed at the position of the lower water gap, each group of rubber pads at the inclined lower end part of the supporting rods are abutted against the vertical end face, the supporting of the position of the lower end of the box body is realized by the arrangement, and the position stability of the box body is improved; the friction force between the supporting rod and the vertical end face is improved due to the arrangement of the rubber pad, so that the supporting rod is not easy to slide on the vertical end face.

Preferably, the two sides of the inner bottom surface of each group of culvert are concavely provided with communicated notches, and the two sides of the upper end surface of the conveying belt are in a step shape and are inserted into the notches of each group to slide.

Through adopting above-mentioned technical scheme, the notch that each group was contained is the intercommunication setting, among the above-mentioned setting, is the echelonment structure with the both sides processing of conveyer belt, makes the both sides of conveyer belt and the notch grafting cooperation that each group's intercommunication set up, so each group's notch forms the spacing to the conveyer belt, when the inside rivers of underground pipeline are very fast, the conveyer belt was difficult for taking place to turn over the book under the limiting displacement of both sides notch this moment, and impurity is difficult for depositing in the below of conveyer belt.

Preferably, the upper end face of one side edge of the box body close to the lower nozzle is provided with a scraper, the scraper is obliquely arranged towards the first roller, the oblique upper end part of the scraper is provided with an edge part, and the edge part is tightly abutted to the conveying belt on the position of the first roller.

Through adopting above-mentioned technical scheme, the scraper blade is installed on the up end border of box, and when the conveyer belt was through first roller to the rolling on the second rod, the cutting part on the scraper blade was constantly eradicateed the impurity on the conveyer belt this moment, and the aforesaid sets up the clean degree that has promoted impurity from the conveyer belt, and the messenger goes up sedimentary impurity on the conveyer belt can be the at utmost inside dropping to the box.

Preferably, a flat plate is integrally fixed at the upper end of the box body, a first water pump and a second water pump are installed on the flat plate, a water inlet pipe orifice of the first water pump is connected with a first water inlet pipe, and a water outlet pipe orifice of the first water pump is connected with a first water outlet pipe inserted into the box body; a water inlet pipe orifice of the second water pump is connected with a second water inlet pipe inserted into the box body, and a water outlet pipe orifice of the second water pump is connected with a second water outlet pipe extending towards the ground; the first water inlet pipe is connected with an above-ground municipal water supply device, and the second water outlet pipe is connected with an above-ground tank car.

By adopting the technical scheme, the first water pump and the second water pump are both arranged on the flat plate, the water supply device on the ground is continuously conveyed into the box body under the connection of the first water inlet pipe and the first water outlet pipe, and at the moment, the water body entering the box body continuously dilutes impurities in the box body into a slurry shape; simultaneously under the effect of second water pump, the second inlet tube is carried the inside water of thick liquids form to the second water pump, and the second outlet pipe constantly carries the inside water of second water pump to subaerial tank wagon, and then has realized the quick output with the inside impurity of box, and the clearance of the inside impurity of box has been realized to the aforesaid setting, has avoided causing the device's shut down because of the overload of impurity.

Preferably, a first motor with an output shaft arranged downwards is installed at the central symmetrical position of the upper end face of the flat plate in a penetrating mode, a plurality of groups of blades distributed up and down are coaxially rotated on the output shaft of the first motor, and each group of blades are located inside the box body.

Through adopting above-mentioned technical scheme, first motor is installed at dull and stereotyped up end, and the output shaft of first motor runs through dull and stereotyped and coaxial rotation has the paddle, and the paddle is pegged graft into the box inside, when carrying out the output of the inside thick liquid of box, along with the continuous rotation of paddle, the impurity of box inside this moment is by intensive mixing, and then can not cause the jam of pipeline when making the inside water of second water pump suction box.

Preferably, a plurality of groups of hoops are mounted on the end faces, close to each other, of the two groups of wall rods, and the first water inlet pipe and the second water outlet pipe are respectively inserted into the hoops of each group on each side.

Through adopting above-mentioned technical scheme, each group's staple bolt is fixed on the terminal surface that two sets of wall poles are close to each other, in actual installation, insert first inlet tube and second outlet pipe and insert in each group's staple bolt, each group's staple bolt plays the spacing to first inlet tube and second outlet pipe, so in the actual operation process, the pipeline of first inlet tube and second outlet pipe is comparatively regular, the difficult emergence rupture of first inlet tube and second outlet pipe, the life of first inlet tube and second outlet pipe has been promoted.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in a daily state, the conveying belt is laid on the inner bottom surface of the underground pipeline, impurities mixed in the water body are continuously deposited on the conveying belt along with the flow of the water body in the underground pipeline, when underground pipeline dredging operation is required, an operator installs the box body on the position of a water outlet at the moment, continuously winds the conveying belt onto the second roller through the first roller, drives the second roller to rotate at the moment and enables the winch to be in a power-off state, continuously winds the conveying belt onto the second roller under the driving of the driving motor at the moment, and when the impurities on the conveying belt move to the position of the first roller, the impurities on the conveying belt do parabola-like motion to enable the impurities to be continuously thrown down to the interior of the box body, so that the dredging operation of the impurities in the underground pipeline is realized; after the conveying belt is completely wound on the second roller, the winch is electrified to operate, so that the rope on the winch is continuously wound, the conveying belt in the underground pipeline is continuously pulled by the rope through the rotation of the two groups of fixed pulleys, the conveying belt is continuously unwound from the second roller, finally the conveying belt is completely laid in the underground pipeline, when drainage operation is carried out, impurities mixed in the water body are settled on the conveying belt again, and then underground pipeline dredging operation is carried out again according to the situation; according to the technical scheme, the operation personnel are prevented from entering the underground pipeline, the efficiency of the integral dredging operation process is high, and the operation safety of the operation personnel is improved;

2. each group of wall rods is fixedly connected with the box body, when the box body is installed at the position of the drainage port, hooks at the end parts of each group of supporting rods are hung in a foundation pit on the ground, at the moment, the foundation pit plays a role in fixing each group of wall rods, the arrangement enables the installation stability of the box body at the position of the drainage port to be improved, and the box body is not easy to shake in the dredging operation process; each group of supporting rods is fixedly connected with the lower end part of the box body, and when the box body is installed at the position of the lower water gap, each group of rubber pads at the inclined lower end part of each supporting rod is abutted against the wall surface, so that the support of the lower end position of the box body is realized, and the position stability of the box body is improved; the arrangement of the rubber pad improves the friction force between the support rod and the wall surface, so that the support rod is not easy to slide on the wall surface;

3. the first water pump and the second water pump are both arranged on the flat plate, the water supply device on the ground is continuously conveyed to the interior of the box body under the connection of the first water inlet pipe and the first water outlet pipe, and at the moment, the water body entering the interior of the box body continuously dilutes impurities in the box body into a slurry shape; meanwhile, under the action of the second water pump, the slurry water body is conveyed to the interior of the second water pump by the second water inlet pipe, and the water body in the second water pump is continuously conveyed to the tank car on the ground by the second water outlet pipe, so that the impurities in the tank body are quickly output; first motor is installed at dull and stereotyped up end, and the output shaft of first motor runs through dull and stereotyped and coaxial rotation has the paddle, and the paddle is pegged graft into the box inside, and when carrying out the output of the inside thick liquid of box, along with the continuous rotation of paddle, the impurity of box inside is by intensive mixing homogeneous this moment, and then can not cause the jam of pipeline when making the inside water of second water pump suction box.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is a schematic partially cut-away view of the surface and underground piping of the present application;

FIG. 4 is an enlarged view at B in FIG. 3;

fig. 5 is an enlarged view at C in fig. 3.

Description of reference numerals: 1. a ground surface; 11. a water inlet; 12. a wall surface; 13. a water outlet; 14. a foundation pit; 2. a tensioning device; 21. a winch; 211. a rope; 22. a fixed pulley; 3. a conveyor belt; 31. impurities; 4. a box body; 41. a first roller; 42. a second roller; 43. a support bar; 441. a rubber pad; 45. a squeegee; 451. a blade part; 5. a drive motor; 51. a support plate; 6. a wall bar; 61. a hook; 62. hooping; 7. an underground pipeline; 71. a notch; 8. a flat plate; 81. a first water pump; 811. a first water inlet pipe; 812. a first water outlet pipe; 82. a second water pump; 821. a second water inlet pipe; 822. a second water outlet pipe; 9. a first motor; 91. a blade.

Detailed Description

The present embodiment is only for explaining the present application, and it is not limited to the present application, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present application.

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In addition, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship, unless otherwise specified.

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses municipal administration is environmental protection desilting device for hydraulic engineering. Referring to fig. 1, an underground pipeline 7 is laid below the ground 1, the underground pipeline 7 is formed by splicing a plurality of composition culverts end to end, and the inner bottom surface of the underground pipeline 7 is horizontally arranged; a water inlet 11 for discharging water into the underground pipeline 7 is vertically dug in the ground 1, the vertical lower end of the water inlet 11 is communicated with the underground pipeline 7, and the inner bottom surface of the water inlet 11 is horizontally coplanar with the inner bottom surface of the underground pipeline 7.

Referring to fig. 1 and 2, the environment-friendly dredging device for municipal water conservancy projects comprises a tensioning device 2, a conveying belt 3 and a box body 4, wherein the tensioning device 2 is fixed on the ground 1. The terminal drainage direction of underground pipe 7 is for launching port 13, and launching port 13 is vertical wall 12 that sets up all around, and this side wall 12 is the concrete material. The box body 4 is a cuboid, an opening is formed in the upper end face of the box body 4, the box body 4 is located at one end of the drainage port 13, a first roller 41 and a second roller 42 which are distributed up and down are rotatably connected to the end face, close to the underground pipeline 7, of one side of the box body 4, and the first roller 41 and the second roller 42 are parallel up and down; the height of the first roller 41 is not higher than the plane of the inner bottom surface of the underground pipeline 7; the conveyer belt 3 is laid on the inner bottom surface of the underground pipeline 7, the length of the conveyer belt 3 is larger than that of the underground pipeline 7, and one end of the conveyer belt 3 close to the water outlet 13 is vertically laid on the wall surface 12. Impurity 31 is mixed in the water body, the impurity 31 is continuously deposited on the conveyer belt 3 under the action of gravity, and the conveyer belt 3 and the first roller 41 rotate around the knot and are wound on the second roller 42. Two groups of supporting rods 43 which extend obliquely downwards are fixed at the lower end part of the vertical end surface of one side, facing the underground pipeline 7, of the box body 4, rubber pads 441 are fixed at the lower end part of each group of supporting rods 43, which is far away from the box body 4, the rubber pads 441 are tightly abutted against the wall surface 12 below the water outlet 13, and the two groups of supporting rods 43 play a role in supporting the box body 4.

A flat plate 8 is integrally fixed at the upper end part of the box body 4, the flat plate 8 is positioned in the middle of an opening at the upper end surface of the box body 4, a first water pump 81 and a second water pump 82 are installed on the flat plate 8, a water inlet pipe orifice of the second water pump 82 is connected with a second water inlet pipe 821 inserted into the box body 4, and a water outlet pipe orifice of the second water pump 82 is connected with a second water outlet pipe 822 extending towards the ground 1; a second outlet pipe 822 is connected to a tanker on the ground 1. The central symmetry position of dull and stereotyped 8 up end runs through the first motor 9 of installing output shaft setting down, coaxial rotation has paddle 91 that a plurality of groups distribute from top to bottom on the output shaft of first motor 9, each group paddle 91 is located inside box 4, when carrying out the output of the inside thick liquid of box 4, along with the continuous rotation of paddle 91, the inside impurity 31 of box 4 is by intensive mixing homogeneous this moment, and then can not cause the jam of pipeline when making second water pump 82 suction box 4 inside water.

The scraper 45 is installed to the up end of box 4 near one side border of mouth 13 under underground conduit 7, and scraper 45 sets up to first roller 41 slope, and the slope upper end processing of scraper 45 has blade 451, and blade 451 supports tightly with conveyer belt 3 on the first roller 41 position, and blade 451 constantly carries out the shovel to impurity 31 on the conveyer belt 3, and the clean degree of impurity 31 from conveyer belt 3 has been promoted in the above-mentioned setting, makes sedimentary impurity 31 can the at utmost drop to the inside of box 4 on the conveyer belt 3.

Referring to fig. 3 and 4, the tensioning device 2 includes a winch 21 and two sets of fixed pulleys 22, the two sets of fixed pulleys 22 are distributed up and down, and the planes of the two sets of fixed pulleys 22 and the winch 21 are vertically arranged and are located on the vertical plane of the underground pipeline 7. Two groups of fixed pulleys 22 are respectively fixed on the ground 1 facing the water inlet 11 and at the inner bottom surface of the underground pipeline 7, a rope 211 is wound on the winch 21, the rope 211 and the two groups of fixed pulleys 22 are wound and connected to rotate, and the lower end part of the rope 211 is fixed with one end of the conveying belt 3 in a bolted mode.

Referring to fig. 3 and 5, the two sides of the inner bottom surface of each group of culvert are concavely provided with the notches 71 which are communicated, the two sides of the upper end surface of the conveyer belt 3 are in a step shape and are inserted into and slide with the notches 71, the notches 71 of each group form the limit to the conveyer belt 3, when the water flow in the underground pipeline 7 is fast, the conveyer belt 3 is not easy to turn over under the limit action of the notches 71 at the two sides, and impurities 31 are not easy to accumulate below the conveyer belt 3.

Two groups of wall rods 6 which are distributed in parallel and are L-shaped are fixed on the box body 4, two groups of foundation pits 14 are concavely arranged on the ground 1, the foundation pits 14 are obliquely arranged towards one side of the lower water gap 13, hooks 61 which are obliquely arranged are integrally formed at the end parts of the wall rods 6 which extend to the ground 1, and the hooks 61 are matched with the foundation pits 14 in shape. A water inlet pipe orifice of the first water pump 81 is connected with a first water inlet pipe 811, and a water outlet pipe orifice of the first water pump 81 is connected with a first water outlet pipe 812 inserted into the box body 4; the first inlet pipe 811 is connected to a municipal water supply on the ground 1, for example a municipal water supply line on the ground 1. The hook 61 is fixedly connected with the foundation pit 14 in a hanging manner; the end faces of the two groups of wall bars 6 close to each other are respectively provided with a plurality of groups of hoops 62, and the first water inlet pipe 811 and the second water outlet pipe 822 are respectively inserted into the hoops 62 of each group on each side (refer to fig. 2).

A horizontally arranged supporting plate 51 is fixed on the vertical end face of one side of the box body 4, a driving motor 5 for driving the second roller 42 to rotate is installed on the supporting plate 51, and an output shaft of the driving motor 5 and a shaft body of the second roller 42 rotate coaxially to drive the second roller 42.

The implementation principle of the environmental protection desilting device for municipal water conservancy engineering of this application embodiment is:

in a daily state, the conveyer belt 3 is laid on the inner bottom surface of the underground pipeline 7, the rope 211 is in winding connection with the two groups of fixed pulleys 22 for rotation, and the upper end part of the rope 211 is in winding connection with the winch 21; the lower end part of the rope 211 is fixedly tied with the end part of the conveyer belt 3; when carrying out the drainage, the water is through water inlet 11 to the inside flow of underground piping 7 this moment, and under the effect of gravity, impurity 31 that mix with in the water constantly deposits on conveyer belt 3, along with the extension of time, needs carry out the clean operation of the inside impurity 31 of underground piping 7.

Before operation, a tank car needs to be matched; a municipal water supply pipeline is arranged on the ground 1 at the position of the lower water opening 13. Before cleaning, the device is used for hooking the hooks 61 at the ends of the two groups of wall rods 6 into the foundation pits 14 by manpower or hoisting equipment, and at the moment, the rubber pads 441 at the ends of the supporting rods 43 are tightly abutted against the wall surface 12.

At the moment, an operator on the ground 1 drives the driving motor 5, the winch 21 and the first motor 9 by means of a storage battery on the tank car. The cleaner winds the end of the belt 3 near the drain opening 13 around the first roller 41 and continues to wind the belt 3 around the second roller 42, while the scraper 45 remains in abutment with the belt 3. Drive driving motor 5 rotates, and second roller 42 constantly rotates this moment, makes conveyer belt 3 constantly to the rolling on second roller 42, and scraper blade 45 constantly carries out the shovel to impurity 31 on the conveyer belt 3, and impurity 31 constantly drops to inside box 4 along with scraper blade 45.

Cleaning the impurities 31 in the box body 4, connecting a first water inlet pipe 811 with a municipal water supply pipeline, driving a first water pump 81 and a second water pump 82 by a storage battery of a tank car, electrifying the first water pump 81 to rotate, and conveying a water body to the interior of the box body 4 through a first water outlet pipe 812; at this time, the first motor 9 is driven to rotate, and each group of blades 91 on the output shaft of the first motor 9 continuously rotate, so that the impurities 31 in the box body 4 are continuously stirred into a slurry state; and finally, the second water pump 82 is driven to be electrified and rotated, the second water pump 82 sucks the slurry in the tank body 4 through the second water inlet pipe 821 and conveys the slurry to the interior of the tank car on the ground 1 through the second water outlet pipe 822, and the arrangement realizes the cleaning of the impurities 31 in the tank body 4.

After cleaning operation of the impurities 31 on the conveyer belt 3 is completed, at the moment, the power of each group of driving motor 5, the first motor 9, the first water pump 81 and the second water pump 82 is cut off, at the moment, the winch 21 is connected with the storage battery on the tank car, so that the winch 21 is electrified and rotated, the winch 21 continuously winds the rope 211, and along with the winding of the rope 211, the rope 211 pulls the conveyer belt 3 to move, so that the conveyer belt 3 is continuously unwound from the second roller 42, and the conveyer belt 3 is gradually laid inside the underground pipeline 7; finally the conveyor belt 3 is completely unwound from the second roller 42.

The cleaning device is disassembled and assembled, the first water inlet pipe 811 and the second water outlet pipe 822 are respectively disassembled from a municipal water supply pipeline and a tank car, an operator lifts the cleaning device by means of hoisting equipment or manpower, hooks 61 at the ends of two groups of wall rods 6 are separated from the inside of the foundation pit 14, the cleaning device is placed on the ground 1, and the cleaning device is disassembled and assembled. Inside the technical scheme in this application has avoided the operation personnel to get into underground piping, holistic desilting operation process efficiency is higher, has promoted operation personnel's operation safety.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an environmental protection desilting device for municipal hydraulic engineering which characterized in that: the underground pipeline tensioning device comprises a tensioning device (2), a conveying belt (3) and a box body (4), an underground pipeline (7) is integrally assembled and formed by a plurality of groups of culverts, the tensioning device (2) is fixed on the ground (1), a water inlet (11) communicated with the underground pipeline (7) is dug in the ground (1), the tensioning device (2) comprises a winch (21) and two groups of fixed pulleys (22), the conveying belt (3) is laid on the inner bottom surface of the underground pipeline (7), the two groups of fixed pulleys (22) are respectively fixed on the ground (1) facing the water inlet (11) and the inner bottom surface of the underground pipeline (7), a rope (211) is wound on the winch (21), the rope (211) and the two groups of fixed pulleys (22) are wound and rotated, and the lower end part of the rope (211) is fixed with one end of the conveying belt (3) in a bolting mode; the tail end of the underground pipeline (7) is provided with a water outlet (11), the box body (4) is positioned at one end of the water outlet (13), the end surface of one side, close to the underground pipeline (7), of the box body (4) is rotatably connected with a first roller (41) and a second roller (42) which are distributed up and down, and the height of the first roller (41) is not higher than the inner bottom surface of the underground pipeline (7); the conveying belt (3) and the first roller (41) rotate around the knot and are wound on the second roller (42), and a driving motor (5) for driving the second roller (42) to rotate is mounted on the box body (4).

2. The environment-friendly dredging device for municipal water conservancy projects according to claim 1, characterized in that: be fixed with two sets of parallel distribution on box (4), be L type wall pole (6), ground (1) is gone up the concave two sets of foundation ditch (14) that are equipped with, each group tip integrated into one piece that wall pole (6) extended to on ground (1) has hook (61) that the slope set up, hook (61) with foundation ditch (14) articulate fixedly.

3. The environment-friendly dredging device for municipal water conservancy projects according to claim 2, characterized in that: two groups of supporting rods (43) which extend obliquely downwards are fixed at the lower end part of the vertical end surface of one side, facing the underground pipeline (7), of the box body (4), rubber pads (441) are fixed at the oblique lower end parts, far away from the box body (4), of the supporting rods (43) of each group, and the rubber pads (441) of each group are tightly abutted against the vertical end surface below the water outlet (11).

4. The environment-friendly dredging device for municipal water conservancy projects according to claim 3, characterized in that: the two sides of the inner bottom surface of each group of culvert are concavely provided with communicated notches (71), and the two sides of the upper end surface of the conveying belt (3) are in a step shape and are inserted into the notches (71) to slide.

5. The environmental-friendly dredging device for municipal water conservancy engineering according to claim 4, characterized in that: the utility model discloses a conveying belt (3) of the runner system, including box (4), mouth of a river (13) under the box, scraper blade (45) are installed to the up end that box (4) are close to one side border of runner (13), scraper blade (45) to first roller (41) slope sets up, blade portion (451) have been processed to the slope upper end of scraper blade (45), blade portion (451) with on first roller (41) position conveyer belt (3) support tightly.

6. The environment-friendly dredging device for municipal water conservancy projects according to claim 5, characterized in that: a flat plate (8) is integrally fixed at the upper end of the box body (4), a first water pump (81) and a second water pump (82) are installed on the flat plate (8), a water inlet pipe orifice of the first water pump (81) is connected with a first water inlet pipe (811), and a water outlet pipe orifice of the first water pump (81) is connected with a first water outlet pipe (812) inserted into the box body (4); a water inlet pipe orifice of the second water pump (82) is connected with a second water inlet pipe (821) inserted into the box body (4), and a water outlet pipe orifice of the second water pump (82) is connected with a second water outlet pipe (822) extending towards the ground (1); the first water inlet pipe (811) is connected with a municipal water supply device on the ground (1), and the second water outlet pipe (822) is connected with a tank car on the ground (1).

7. The environment-friendly dredging device for municipal water conservancy projects according to claim 6, characterized in that: the central symmetry position of dull and stereotyped (8) up end runs through and installs first motor (9) that the output shaft set up downwards, coaxial rotation has paddle (91) that a plurality of groups distribute from top to bottom on the output shaft of first motor (9), and each group paddle (91) are located inside box (4).

8. The environment-friendly dredging device for municipal water conservancy projects according to claim 7, characterized in that: and a plurality of groups of hoops (62) are arranged on the end faces of the two groups of wall rods (6) which are close to each other, and the first water inlet pipe (811) and the second water outlet pipe (822) are respectively inserted into the hoops (62) on each side.