Hydraulic engineering desilting device
Technical Field
The invention belongs to the related field of hydraulic engineering, and particularly relates to a dredging device for hydraulic engineering.
Background
Hydraulic engineering is an engineering which is built for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harmful substances and benefiting benefits, and is also called water engineering. Water is a valuable resource essential for human production and life, but its naturally occurring state does not completely meet the needs of human beings. The water conservancy project is built, water flow can be controlled, flood disasters can be prevented, water quantity regulation and distribution of surface water and underground water can be carried out, and the requirements of people on life and production are met. Hydraulic engineering usually needs to use the desilting device to clear away impurity such as silt in pipeline, inspection shaft or the river course.
Through retrieval, the Chinese patent No. CN109235519A discloses a hydraulic engineering dredging device, which comprises a rectangular base and a lifting device arranged above the rectangular base; the hydraulic engineering dredging device also comprises an adjusting device arranged on one side of the lifting device and a dredging device arranged at one end of the adjusting device; the rectangular base lower surface four corners department is equipped with removes the wheel, removes wheel and rectangular base fixed connection, and rectangular base lower surface four corners department is equipped with pneumatic cylinder one, pneumatic cylinder one and rectangular base fixed connection, and the rectangular base upper surface is equipped with the controller, controller and rectangular base fixed connection, and the rectangular base side surface is equipped with power source.
Above-mentioned desilting device has a great deal of problem when carrying out mud clearance to the inspection shaft, especially under the circumstances of the impurity such as branch, plastic paper and cloth that exist in the inspection shaft, can not clear away these impurity and go out the inspection shaft, has that desilting work efficiency is low, the desilting is not thorough scheduling problem.
Disclosure of Invention
The invention provides a dredging device for hydraulic engineering, which aims to efficiently remove impurities such as sludge, branches, plastic paper, cloth and the like in an inspection well and improve the dredging work efficiency of the inspection well.
The invention provides a hydraulic engineering dredging device which comprises a main pipe, a supporting table, a first motor, a second motor, a conveying assembly, a plurality of crushing assemblies, a discharging assembly and a moving assembly, wherein the main pipe is connected with the supporting table;
one end of the main pipe penetrates through the middle position of the support table and is movably connected with the support table;
the second motor is arranged on the support table and used for driving the main pipe to rotate;
the first motor is arranged on the top plate of the main pipe and used for driving the conveying assembly;
the conveying assembly is arranged in the inner cavity of the main pipe and comprises a first spiral lifting rod, a first bevel gear and a second spiral lifting rod; the first bevel gear is horizontally arranged; one end of the first spiral lifting rod penetrates through the top plate of the main pipe and is fixedly connected with the first motor, and the other end of the first spiral lifting rod is fixedly arranged on the upper surface of the first bevel gear; one end of the second spiral lifting rod is fixedly arranged on the lower surface of the first bevel gear, and the other end of the second spiral lifting rod extends to the bottom opening of the main pipe;
the first motor drives the first spiral lifting rod, the first bevel gear and the second spiral lifting rod to horizontally rotate, impurities in the adsorption inspection well penetrate through the bottom opening of the main pipe and enter the main pipe, and the impurities are conveyed to the top end from the bottom end of the main pipe through the second spiral lifting rod and the first spiral lifting rod;
the crushing assemblies are uniformly distributed along the circumferential direction of the main pipe; each crushing assembly comprises a third bevel gear, a mounting bracket and a crusher; the mounting frame is arranged outside the main pipe, at least comprises a first side wall and a second side wall which are oppositely arranged and used for fixing the knapper, and the first side wall is fixedly connected with the outer wall of the main pipe; the breaker is arranged in the mounting frame and comprises a rotating shaft and a plurality of cutting blades; the cutting blades are uniformly distributed along the rotating shaft; one end of the rotating shaft penetrates through the first side wall of the mounting frame and the outer wall of the main pipe, extends into the inner cavity of the main pipe and is used for fixedly connecting a third bevel gear, and the other end of the rotating shaft penetrates through a through hole in the second side wall of the mounting frame; the third bevel gear is vertically arranged in the inner cavity of the main pipe and is meshed with the first bevel gear;
the first bevel gear which horizontally rotates drives the third bevel gear to vertically rotate, so that the crusher rotates around the rotating shaft, and meanwhile, the crusher and the mounting frame horizontally rotate along with the main pipe; the cutting blade of the crusher cuts impurities in the inspection well in the rotating process, so that the impurities become small blocks to enter the main pipe;
the discharge assembly comprises a packing tube and a metal tube; the main pipe is provided with a first sewage discharge port for communicating the annular cavity with the interior of the main pipe; the wrapping pipe is provided with a second sewage outlet for arranging the metal pipe and communicating the annular cavity with the inner cavity of the metal pipe;
impurities reaching the top end of the main pipe enter the annular cavity through the first sewage discharge port, and impurities in the annular cavity enter the metal pipe through the second sewage discharge port and are discharged out of the inspection well;
the moving assembly comprises a plurality of sliding feet which are uniformly distributed along the edge of the supporting platform; each sliding foot comprises a first support rod, a second support rod and a pulley; one end of the first support rod is arranged on the upper surface of the support table, and the other end of the first support rod is provided with a pulley and extends to the inner wall of the inspection well; one end of the second support rod is arranged on the lower surface of the support platform, and the other end of the second support rod is provided with a pulley and extends to the inner wall of the inspection well; the first supporting rod and the second supporting rod are symmetrically arranged;
and the dredging device is placed in the inspection well, and the pulley of the sliding foot of the dredging device extends to the inner wall of the inspection well, so that the dredging device moves upwards or downwards along the inner wall of the inspection well.
Preferably, an opening is formed in the middle of the support table, and a rotating sleeve is fixedly arranged at the opening;
one end of the main pipe penetrates through the rotating sleeve, a bearing is arranged at the joint of the main pipe and the rotating sleeve, and the main pipe is movably connected with the supporting table through the matching of the rotating sleeve and the bearing.
Preferably, a second bevel gear is arranged at the output end of the second motor, the second bevel gear is vertically arranged, and the second motor drives the second bevel gear to rotate;
the main pipe is fixedly provided with a bevel gear ring which is horizontally arranged and is meshed with the second bevel gear;
the bevel gear ring is driven by the rotation of the second bevel gear, so that the main pipe rotates along with the bevel gear ring.
Preferably, the main pipe is a bucket-shaped structure and comprises a first part, a second part and a connecting part for connecting the first part and the second part; the inner diameter of the first portion is larger than that of the second portion;
the first bevel gear is arranged at the first part of the main pipe; the helical blade edge of the first helical lift lever engages the inner wall of the first portion and the helical blade edge of the second helical lift lever engages the inner wall of the second portion.
Preferably, the mounting frame is of a U-shaped groove structure, and the groove opening is arranged downwards.
Preferably, the dredging device comprises 2 or 4 crushing assemblies;
the crushing assembly is arranged at the bottom end of the first part; the discharge assembly is disposed at a top end of the first portion.
Preferably, the discharge assembly further comprises two limiting rings, and the two limiting rings penetrate through the top end of the main pipe and are fixedly arranged on the outer wall of the main pipe;
the wrapping pipe is positioned between the two limiting rings, is clamped by the two limiting rings and forms an annular cavity with the main pipe.
Preferably, the drain assembly further comprises a hose and a bracket;
the hose is connected with the metal pipe and used for extending the pipeline and discharging impurities out of the inspection well;
one end of the support is fixedly arranged on the upper surface of the support platform, and the other end of the support supports the metal pipe.
Preferably, the first support rod or the second support rod is a telescopic rod and comprises at least two layers of loop bars; each layer of loop bar is provided with fixing holes which are arranged at equal intervals;
the first support rod or the second support rod is stretched to enable the pulley to be close to the inner wall of the inspection well, and the length of the fixing rod penetrates through the fixing hole of the adjacent loop bar in the first support rod or the second support rod through a screw.
Preferably, the moving assembly further comprises two lifting rings, and the lifting rings are used for matching with external hoisting equipment to put the dredging device into or take the dredging device out of the inspection well;
two rings set up in brace table upper surface, and the symmetry sets up.
Compared with the prior art, the hydraulic engineering dredging device provided by the invention can not only rapidly convey impurities in the inspection well out of the inspection well through the conveying assembly and the discharging assembly, but also cut large impurities in the inspection well through the crushing assembly to form small blocks, so that the large impurities can be effectively conveyed out, and the large impurities can be flexibly moved in the inspection well through the moving assembly or can be rapidly put into or taken out of the inspection well through external hoisting equipment.
Drawings
FIG. 1 is a schematic structural view of a hydraulic engineering dredging device of the present invention;
FIG. 2 is a schematic view of a half-section structure of the dredging device for hydraulic engineering of the present invention;
FIG. 3 is an enlarged view of the connection portion b between the support platform and the main pipe according to the present invention;
FIG. 4 is an enlarged view of the connection part c of the crushing assemblies and the main pipe;
FIG. 5 is an enlarged view of the connection portion a of the discharge unit and the main pipe according to the present invention;
fig. 6 is a schematic structural view of the first strut or the second strut according to the present invention.
Detailed Description
The present invention will be further described by the detailed description of preferred embodiments with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the hydraulic engineering dredging device, wherein the hydraulic engineering dredging device is positioned in an inspection well, and 900 is a well wall of the inspection well; fig. 2 is a schematic view of a half-section structure of the dredging device for the hydraulic engineering. Referring to fig. 1 and 2, the hydraulic engineering dredging device provided by the invention comprises a main pipe 100, a supporting platform 200, a first motor 300, a second motor 400, a conveying assembly, a plurality of crushing assemblies, a discharging assembly and a moving assembly.
Specifically, the main pipe 100 has a bucket-shaped structure, and can be divided into a first portion 110, a second portion 130, and a connecting portion 120 connecting the first portion and the second portion; the first part 110 is located at the top end of the main pipe 100, the second part 130 is located at the bottom end of the main pipe 100, the bottom end of the second part 130 is provided with an opening, and the inner diameter of the first part 110 is larger than that of the second part 130.
The main pipe 100 is movably connected with the supporting platform 200. An opening is formed in the middle of the support table 200, a rotating sleeve 210 is installed at the opening, and the rotating sleeve 210 is fixedly connected with the support table 200; passing one end of the main tube 100 through a rotating sleeve 210, preferably, the rotating sleeve 210 is located on the first portion 110; a bearing (not shown) is fixedly arranged at the joint of the main pipe 100 and the rotating sleeve 210, the bearing is matched with the rotating sleeve 210, and the main pipe is movably connected with the supporting platform through the matching of the bearing and the rotating sleeve 210, namely, the main pipe 100 rotates horizontally (rotates around the central axis of the main pipe) without driving the supporting platform 200.
The second motor 400 is disposed on the supporting platform 200, and is used for driving the main pipe 100 to rotate. A second bevel gear 410 is arranged at the output end of the second motor 400, the second bevel gear 410 is vertically arranged, and the second motor 400 drives the second bevel gear 410 to vertically rotate (rotate around the central axis of the second bevel gear); the main pipe 100 is provided with a bevel gear ring 140, the bevel gear ring 140 penetrates through the main pipe 100 and is fixedly connected with the outer wall of the main pipe, and the bevel gear ring 140 is horizontally arranged and meshed with a second bevel gear; the second bevel gear 410 rotates to drive the bevel ring gear 140, so that the bevel ring gear 140 horizontally rotates, and the main pipe horizontally rotates synchronously with the bevel ring gear 140. FIG. 3 is an enlarged view of the connection portion b between the support platform and the main pipe according to the present invention.
The first motor 300 is disposed on the top plate of the main pipe 100 for driving the conveying assembly.
The delivery assembly is disposed within the internal cavity of the main tube 100 and includes a first helicoidal lift rod 510, a first bevel gear 520, and a second helicoidal lift rod 530. The first bevel gear 520 is horizontally disposed in the inner cavity of the first portion 110; one end of the first spiral lifting rod 510 penetrates through the top plate of the main pipe and is fixedly connected with the first motor 300, and the other end of the first spiral lifting rod is fixedly arranged on the upper surface of the first bevel gear 520; one end of the second spiral lifting rod 520 is fixedly arranged on the lower surface of the first bevel gear 520, and the other end of the second spiral lifting rod extends to the opening at the bottom end of the main pipe. The size of the spiral blade of the first screw-lifting rod 510 should be matched with the inner diameter of the first portion 110, and the size of the spiral blade of the second screw-lifting rod 530 should be matched with the inner diameter of the second portion 130, in order to improve the transportation efficiency, in the embodiment of the present invention, the edge of the spiral blade of the first screw-lifting rod is attached to the inner wall of the first portion, and the edge of the spiral blade of the first screw-lifting rod is attached to the inner wall of the first portion.
Starting the first motor 300, and driving the first spiral lifting rod 510, the first bevel gear 520 and the second spiral lifting rod 530 to synchronously and horizontally rotate through the first motor 300; the impurity in the inspection shaft passes through the bottom opening of the main pipe and enters the main pipe, the second spiral lifting rod 530 rotates to convey the impurity to the bottom end of the first part 110 of the main pipe through the spiral blade, and the first spiral lifting rod 510 rotates to continue to convey the impurity at the bottom end of the first part to the top end through the spiral blade, and reaches the first sewage discharge port 150.
The dredging device comprises 2 or 4 crushing assemblies which are arranged at the bottom end of the first part and are uniformly distributed along the circumferential direction of the main pipe. Each crushing assembly further comprises a third bevel gear 610, a mounting bracket 620 and a crusher 630. The mounting frame 620 is arranged outside the main pipe 100, and in the embodiment of the invention, the mounting frame 620 is of a U-shaped groove structure, and the groove opening is arranged downwards; the first sidewall 621 and the second sidewall 622 of the mounting bracket 620 are oppositely arranged, and the first sidewall 621 is fixedly arranged on the outer wall of the main pipe 100, so that the mounting bracket is fixedly connected with the main pipe. The breaker 630 is disposed inside the mounting frame 620, and includes a rotating shaft 631 and a plurality of cutting blades 632; specifically, the plurality of cutting blades 632 are uniformly distributed along the rotation axis; one end of the rotating shaft 631 penetrates through the first side wall 621 and the outer wall of the main pipe connected with the first side wall, extends into the inner cavity of the main pipe, and is used for fixedly connecting the third bevel gear 610, and the other end penetrates through the through hole on the second side wall 622; the rotation shaft 631 can rotate with respect to the mounting bracket 620. The third bevel gear 610 is vertically disposed in the inner cavity of the first portion and is engaged with the first bevel gear 520. Fig. 4 is an enlarged view of the connection part c of the crushing assemblies and the main pipe.
The first bevel gear 520 rotating horizontally drives the third bevel gear 610, so that the third bevel gear 610 vertically rotates (rotates around a corresponding rotating shaft), the third bevel gear 610 drives the rotating shaft 631 fixedly connected with the third bevel gear 610 to synchronously rotate, and then the cutting blade 632 arranged on the rotating shaft 631 synchronously rotates around the rotating shaft; meanwhile, the main pipe 100 rotating horizontally drives the mounting frame 620 and the breaker 630 to rotate horizontally and synchronously around the central axis of the main pipe. The cutting blade 632 of the crusher cuts the foreign matter in the manhole during rotation, cutting the large foreign matter into small pieces so as to enter the bottom end opening of the main pipe.
The discharge component of the dredging device is arranged at the top end of the first part. The exhaust assembly includes a overclad tube 710, a metal tube 720, and two retaining rings 731 and 732. The sheathing tube 710 is sleeved on the main tube 100, the sheathing tube 710 is used for forming an annular cavity 760 with the main tube 100, specifically, the two limiting rings 731 and 732 are arranged on the first part by penetrating through the top end of the main tube, and the sheathing tube 710 is positioned between the two limiting rings 731 and 732; the overclad tube 710 is clamped by the limiting rings 731 and 732, and the limiting rings 731 and 732 are fixedly connected with the outer wall of the main tube 100 respectively, so that the overclad tube 710 and the main tube 100 form a closed annular cavity 760.
The main pipe 100 is provided with a first sewage discharge port 150, and the inner cavity of the main pipe 100 is communicated with the annular cavity 760 through the first sewage discharge port 150; an opening is formed in the wrapping pipe 710 and serves as a second sewage draining port, the metal pipe 720 is arranged at the second sewage draining port, and the annular cavity 760 is communicated with the inner cavity of the metal pipe 720 through the second sewage draining port. Fig. 5 is an enlarged view of the connection portion a of the discharge unit and the main pipe according to the present invention.
The drain assembly also includes a hose 740 and a bracket 750. The hose 740 is connected to the metal pipe 720 for extending a pipeline and discharging foreign materials out of the manhole. The support 750 is used for supporting the metal tube 720, one end of the support 750 is fixedly arranged on the upper surface of the support platform 200, and the other end of the support 750 is fixedly connected with the metal tube 720, so that the metal tube 720 is supported. In the embodiment of the present invention, both ends of the bracket 750 are designed to be Y-shaped for increasing the stability of connection with the metal pipe 720 and the supporting table 200, and both ends of the bracket 750 may also be designed to be other shapes for increasing the connection stability.
At the top end of the first portion, impurities in the main pipe will enter the annular cavity 760 through the first drain 150, and impurities in the annular cavity will enter the metal pipe 720 through the second drain and finally be discharged from the hose 740.
The moving component of the dredging device is arranged on the supporting table 200. The moving assembly includes a number of sliding feet 810, and two lifting rings 820 and 830. The hanging rings 820 and 830 are fixedly arranged on the upper surface of the support table 200, so that the external hoisting equipment can conveniently and rapidly put the dredging device into or take the dredging device out of the inspection well through the hanging rings 820 and 830; the hanging rings 820 and 830 are symmetrically arranged and used for ensuring that the dredging device keeps stable during hoisting.
The sliding feet 810 are evenly distributed along the edge of the support table, and the sliding feet 810 extend to the inner wall 900 of the manhole. Each sliding foot 810 further includes a first strut 811, a second strut 812, and a pulley. In the embodiment of the invention, one end of the first supporting rod 811 is arranged on the upper surface of the supporting platform 200, the other end is provided with the pulley 813, and the pulley 813 extends to the inner wall 900 of the inspection well; one end of the second support arm 812 is disposed on the lower surface of the support 200, and the other end is disposed with a pulley 814, and the pulley 814 extends to the inner wall 900 of the inspection well. The pulley is used for realizing the upward or downward movement of the dredging device along the inner wall 900 of the inspection well; the first and second struts 811 and 812 are symmetrically disposed about the support table 200.
In the present invention, the first supporting rod 811 and the second supporting rod 812 are both telescopic rods. The first supporting rod or the second supporting rod comprises at least two layers of loop bars, each layer of loop bar is provided with a fixing hole 815, and the fixing holes 815 are arranged at equal intervals; screws are adopted to penetrate through the fixing holes in the loop bars and the fixing holes in the loop bars adjacent to the loop bars in the layer, and the adjacent two layers of loop bars are fixedly clamped, so that the length of the telescopic bar is fixed. Fig. 6 is a schematic structural view of the first strut or the second strut according to the present invention. The dredging device can be suitable for inspection wells with different sizes by adjusting the length of the telescopic rod, and the application range of the device is expanded.
In summary, the dredging device provided by the invention drives the main pipe through the second motor, so as to drive the crushing assembly to rotate, the crushing assembly cuts impurities in the inspection well, large impurities are cut into small blocks, and the impurities can conveniently enter the bottom end of the main pipe; the conveying assembly is driven to rotate by the first motor, so that impurities in the inspection well are adsorbed to enter the bottom end of the main pipe, and the impurities are conveyed from the bottom end of the main pipe to the top end; and finally, discharging impurities at the top end of the main pipe through a discharging assembly. The dredging device can also rapidly enter and exit the inspection well or move along the inner wall in the inspection well through the moving component, thereby greatly meeting the activity requirement in dredging operation.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.