CN113737754A

CN113737754A - Ditch cleaning device is used in water conservancy construction with adjustable

Info

Publication number: CN113737754A
Application number: CN202111154075.1A
Authority: CN
Inventors: 李定春; 蓝学旋; 练柯
Original assignee: Meizhou Weihua Water Conservancy And Hydropower Construction Engineering Co ltd
Current assignee: Meizhou Weihua Water Conservancy And Hydropower Construction Engineering Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2021-12-03
Anticipated expiration: 2041-09-29
Also published as: CN113737754B

Abstract

The utility model provides a ditch cleaning device is used in water conservancy construction with adjustable, including the ditch, there is rivers to flow in the ditch, install first belt roller between two inside walls of ditch, the second belt roller, the third belt roller, the fourth belt roller, first belt is located the one side that first belt roller is close to the ditch lateral wall respectively, the connection rope of several first belt length direction evenly distributed of edge of fixed mounting between the relative one side of two first belts, the second belt all is located between two first belts, and the second belt all is located the connection rope outside, be equipped with garbage collection device in the ditch, be equipped with drive arrangement in the ditch. According to the garbage salvaging device, the mode that the connecting rope is matched with the second belt is adopted, garbage can be effectively reduced from being wound on the outer sides of the connecting rope and the second belt, so that the garbage salvaging efficiency can be effectively ensured, meanwhile, the later manual cleaning step for the connecting rope and the second belt is not needed, the cost can be effectively reduced, in addition, the rope lifting and cleaning efficiency can be effectively improved through continuous salvaging, and the time and labor are saved.

Description

Ditch cleaning device is used in water conservancy construction with adjustable

Technical Field

The invention belongs to the field of water conservancy cleaning equipment, and particularly relates to an adjustable water channel cleaning device for water conservancy construction.

Background

The water channel is a water channel dug manually, and water of rivers is used for irrigating farmlands; the ditch is generally all built in open air, consequently in long-term, therefore often have some leaves and domestic waste to fall into in the middle of the ditch, need carry out rubbish clearance in the ditch in order to ensure the normal use of ditch, but rubbish clearance among the prior art adopts grid or net to salvage mostly, need the manual work to carry out periodic fishing operation, waste time and energy and with high costs, use grid and net after salvaging rubbish simultaneously, rubbish hangs easily and still need carry out the secondary clearance above the limit, further increased the cost, cause the wasting of resources simultaneously easily.

Disclosure of Invention

The invention provides an adjustable water channel cleaning device for water conservancy construction, which is used for overcoming the defects in the prior art.

The invention is realized by the following technical scheme:

an adjustable water channel cleaning device for water conservancy construction comprises a water channel, wherein water flows in the water channel, a first belt roller, a second belt roller, a third belt roller and a fourth belt roller are rotatably arranged between two inner side walls of the water channel, central shafts of the first belt roller, the second belt roller and the third belt roller are positioned on the same inclined plane, the second belt roller is positioned between the first belt roller and the third belt roller, the axes of the first belt roller and the fourth belt roller are positioned on the same horizontal plane and are both positioned below the water surface, the second belt roller and the third belt roller are both positioned above the water surface, the second belt roller, the third belt roller and the fourth belt roller are all positioned at the downstream of the first belt roller, the first belt roller and the second belt roller are connected through two parallel first belts, the first belts are respectively positioned at one side of the first belt roller close to the side wall of the water channel, and a plurality of connecting ropes which are uniformly distributed along the length direction of the first belts are fixedly arranged between the opposite sides of the two first belts, the first belt roller, the third belt roller and the fourth belt roller are connected through a plurality of second belts which are evenly distributed along the axial direction of the third belt roller, the second belts are all located between the two first belts, the second belts are all located on the outer sides of the connecting ropes, a garbage collecting device is arranged in the water channel and located below the second belt roller and the third belt roller, a driving device is arranged in the water channel, and the driving device can drive the fourth belt roller to rotate clockwise.

The adjustable canal cleaning device for water conservancy construction comprises a garbage can, a V-shaped rod, a first rake rod, a second rake rod and a first spring, wherein the garbage can is arranged at the upper part in the canal and is positioned in the downstream direction of water flow, the garbage can is positioned below a second belt roller and a third belt roller, one side of the top surface of the garbage can, close to the first belt roller, is hinged with a plurality of V-shaped rods uniformly distributed along the length direction of the V-shaped rods, the V-shaped rods are positioned between two side walls of the canal, each V-shaped rod comprises a first rake rod positioned at one side close to the first belt roller and a second rake rod positioned at one side close to the third belt roller, the included angle between each first rake rod and the corresponding second rake rod is smaller than 90 degrees, the upper end of each first rake rod is inserted between two first belts and positioned between two connecting ropes at the lower part of the second belt roller, and each second rake rod is positioned between two adjacent second belts, first harrow pole is close to equal fixed mounting first spring between one side of first belt roller and the dustbin is close to one side of first belt roller, the connection rope for having elastic connection rope.

According to the adjustable water channel cleaning device for water conservancy construction, a plurality of uniformly distributed water filtering holes are formed in the bottom of the garbage can.

As above a ditch cleaning device for water conservancy construction with adjustable, drive arrangement include the live-rollers, the fan piece, the third belt, cowl, the lower part rotates in the ditch and installs the live-rollers, the periphery fixed mounting of live-rollers has several curved fan pieces that are annular evenly distributed, the concave surface of fan piece all faces fourth belt roller one side, the live-rollers is located fourth belt roller downstream direction, be connected through several third belts between live-rollers and the fourth belt roller, and the bottom fixed mounting concave surface of ditch is towards the cowl of live-rollers one side, cowl's both sides difference fixed connection ditch's the corresponding inside wall, cowl's upper end is located the live-rollers top, live-rollers and cowl all are located the surface of water below.

As above a ditch cleaning device for water conservancy construction with adjustable, the periphery of connecting the rope set up with the vertical annular groove that distributes along its length direction of being equal of second belt, the second belt all is located the annular groove of connecting the rope.

According to the adjustable water channel cleaning device for water conservancy construction, the upper end of the first rake rod is hemispherical.

The invention has the advantages that: the invention is suitable for cleaning the garbage in the water channel; when the device is used, as shown in figure 1, the driving device drives the fourth belt roller to rotate clockwise, the first belt roller, the third belt roller and the fourth belt roller are connected through a plurality of second belts which are uniformly distributed along the axial direction of the third belt roller, the first belt roller and the second belt roller are connected through two parallel first belts, so that the first belts and the second belts all move clockwise, and because the first belt roller is positioned below the water surface, one sides of the first belts, the connecting ropes and the second belts, which are positioned on the first belt roller, are all positioned below the water surface, because the two first belts are connected through a plurality of connecting ropes along the length direction of the first belts, and the second belt roller is positioned between the first belt roller and the third belt roller, the second belts are always positioned on the outer sides of the connecting ropes, and meanwhile the second belts, which are positioned on one side of the first belt roller, which is far away from the second belt roller, are all pressed above the connecting ropes, therefore, in the process that the first belt and the second belt move clockwise, a net in a shape like a Chinese character 'jing' is formed between the connecting rope positioned above the first belt roller and the second belt moves clockwise, so that in the process that the connecting rope and the second belt move on one side of the first belt roller, the garbage floating on the water surface along the downstream direction of water flow is accumulated above the net on the upper part of the first belt roller by the net formed by the connecting rope and the second belt level connecting rope, and the net gradually moves upwards along the upper part of the first belt roller along with the second belt level connecting rope, as the garbage can is close to the lower part of the second belt roller and the third belt roller, when the connecting rope moves to the uppermost part of the second belt roller, the connecting rope continues to move downwards along the second belt roller, the second belt continues to move upwards, so that the connecting rope gradually separates from the second belt, and a large block positioned above the second belt continues to move towards the upper part of the third belt roller along with the second belt roller, small garbage falls into the garbage can from a gap between the two second belts, a small amount of small garbage is located above the connecting rope and continuously moves along the connecting rope, the residual small garbage falls into the garbage can downwards under the action of gravity in the process that the connecting rope moves downwards along the upper portion of the second belt roller, when large garbage continues to rotate along the second belts and rotates to the uppermost portion of the third belt roller, the second belts continue to rotate, so that the large garbage above the second belts fall into the garbage can under the action of gravity, and the second belts continue to move, so that continuous garbage salvage and cleaning are performed; the invention has ingenious conception and novel design, adopts the way that the connecting rope and the second belt are mutually matched, forms a groined mesh structure in the process of moving and rising the upper parts of the first belt roller and the second belt roller so as to form a movable garbage salvage net, and when the connecting rope and the second belt are lifted and moved to the upper part of the second belt roller, the connecting rope is separated from the second belt, so that not only can garbage above the mesh structure separately fall into the garbage can, but also the connecting rope separated from the upper part of the second belt roller and the second belt continuously move to the first belt roller by adopting different paths for garbage salvage, can effectively reduce the garbage from being wound on the outer sides of the connecting rope and the second belt, thereby effectively ensuring the garbage salvage efficiency, simultaneously, can avoid the need of carrying out later manual cleaning steps on the connecting rope and the second belt, and can effectively reduce the cost, and through continuous fishing, can effectual lifting rope cleaning efficiency, labour saving and time saving.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of the view from FIG. 1A; FIG. 3 is an enlarged view of a portion of FIG. 1I; fig. 4 is an enlarged view of a portion of fig. 2 ii.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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 invention.

An adjustable water channel cleaning device for water conservancy construction comprises a water channel 1, wherein water flows in the water channel 1, central shafts of a first belt roller 2, a second belt roller 3, a third belt roller 4 and a fourth belt roller 5 are rotatably arranged between two inner side walls of the water channel 1, the central shafts of the first belt roller 2, the second belt roller 3 and the third belt roller 4 are positioned on the same inclined plane, the second belt roller 3 is positioned between the first belt roller 2 and the third belt roller 4, the axes of the first belt roller 2 and the fourth belt roller 5 are positioned on the same horizontal plane and are both positioned below the water surface, the second belt roller 3 and the third belt roller 4 are both positioned above the water surface, the second belt roller 3, the third belt roller 4 and the fourth belt roller 5 are both positioned at the lower part of the first belt roller 2, the first belt roller 2 and the second belt roller 3 are connected through two parallel first belts 6, the first belts 6 are respectively positioned at one side of the side wall of the first belt roller 2 close to the water channel 1, fixed mounting is several along 6 length direction evenly distributed's of first belt connection rope 7 between the relative one side of two first belts 6, first belt roller 2, third belt roller 4, connect through several second belts 8 along 4 axial evenly distributed of third belt roller between the fourth belt roller 5, second belt 8 all is located between two first belts 6, and second belt 8 all is located and connects the 7 outsides of rope, be equipped with the garbage collection device in the ditch 1, the garbage collection device is located the below of second belt roller 3 and third belt roller 4, be equipped with drive arrangement in the ditch 1, drive arrangement can drive the clockwise rotation of fourth belt roller 5. The invention is suitable for cleaning the garbage in the water channel; when the device is used, as shown in fig. 1, the driving device drives the fourth belt roller 5 to rotate clockwise, the first belt roller 2, the third belt roller 4 and the fourth belt roller 5 are connected through a plurality of second belts 8 which are uniformly distributed along the axial direction of the third belt roller 4, the first belt roller 2 and the second belt roller 3 are connected through two parallel first belts 6, so that the first belts 6 and the second belts 8 move clockwise, and because the first belt roller 2 is positioned below the water surface, one sides of the first belts 6, the connecting ropes 7 and the second belts 8 which are positioned on the first belt roller 2 are all positioned below the water surface, because the two first belts 6 are connected through a plurality of connecting ropes 7 which are connected along the length direction of the first belts, and because the second belt roller 3 is positioned between the first belt roller 2 and the third belt roller 4, the second belts 8 are always positioned outside the connecting ropes 7, meanwhile, the second belt 8 which is positioned on one side of the first belt roller 2 far away from the second belt roller 3 is pressure-equalized above the connecting rope 7, so that in the process of clockwise movement of the first belt 6 and the second belt 8, a net which is in a shape like a Chinese character 'jing' is formed between the connecting rope 7 and the second belt 8 which are positioned above the first belt roller 2 and the second belt roller 3, and moves clockwise, so that in the process of movement of the connecting rope 7 and the second belt 8 which are positioned on one side of the first belt roller 2, the net formed by the connecting rope 7 and the second belt 8 moves along water flow to the downstream direction, garbage floating on the water surface is accumulated above the net on the upper part of the first belt roller 2, and the net formed by the second belt 8-level connecting rope 7 gradually moves upwards along the upper part of the first belt roller 2, because the garbage box 9 is close to the lower part of the second belt roller 3 and the third belt roller 4, when the connecting rope 7 moves to the uppermost part of the second belt roller 3, the connecting rope 7 continues to move downwards along the second belt roller 3, the second belt 8 continues to move upwards, so that the connecting rope 7 is gradually separated from the second belt 8, the large garbage above the second belt 8 continues to move towards the upper part of the third belt roller 4 along with the second belt 8, the small garbage falls into the garbage can 9 from the gap between the two second belts 8 downwards, a little small garbage is located above the connecting rope 7 and continues to move along the connecting rope 7, in the process that the connecting rope 7 moves downwards along the upper part of the second belt roller 3, the residual small garbage falls into the garbage can 9 downwards under the action of gravity, when the large garbage continues to rotate along with the second belt 8 and rotates to the uppermost part of the third belt roller 4, the second belt 8 continues to rotate, so that the large garbage above the second belt drops into the garbage can 9 under the action of gravity, the second belt 8 continues to move, thereby carrying out continuous garbage salvage and cleaning; the invention has ingenious conception and novel design, adopts the way that the connecting rope 7 and the second belt 8 are mutually matched, forms a groined mesh structure in the process of moving and rising the upper parts of the first belt roller 2 and the second belt roller 3 so as to form a movable garbage salvage net, and when the connecting rope 7 and the second belt 8 rise and move to the upper part of the second belt roller 3, the connecting rope 7 is separated from the second belt 8, not only can the garbage above the mesh structure fall into the garbage can 9 in a separating way, but also the connecting rope 7 and the second belt 8 separated from the upper part of the second belt roller 3 continuously move to the first belt roller 2 by adopting different paths for garbage salvage, can effectively reduce the garbage winding at the outer sides of the connecting rope 7 and the second belt 8, thereby effectively ensuring the garbage salvage efficiency, simultaneously, the later-stage manual cleaning steps of the connecting rope 7 and the second belt 8 are not needed, can effectual reduce cost, and through continuous salvage, can effectual lifting rope cleaning efficiency, labour saving and time saving.

Specifically, as shown in fig. 1, the garbage collection device according to the embodiment includes a garbage can 9, a V-shaped rod 10, a first harrow bar 11, a second harrow bar 12, and a first spring 13, wherein the garbage can 9 is installed at an upper portion in the canal 1, the garbage can 9 is located in a downstream direction of water flow, the garbage can 9 is located below the second belt roller 3 and the third belt roller 4, one side of the top surface of the garbage can 9 close to the first belt roller 2 is hinged with a plurality of V-shaped rods 10 uniformly distributed along a length direction thereof, the V-shaped rods 10 are located between two side walls of the canal 1, each V-shaped rod 10 includes a first harrow bar 11 located at a side close to the first belt roller 2 and a second harrow bar 12 located at a side close to the third belt roller 4, an included angle between the first harrow bar 11 and the corresponding second harrow bar 12 is smaller than 90 degrees, an upper end of each first harrow bar 11 is inserted between two first belts 6 and located between two connecting ropes 7 at a lower portion of the second belt roller 3, the second harrow bar 12 is respectively positioned between two adjacent second belts 8, a first spring 13 is fixedly arranged between one side of the first harrow bar 11 close to the first belt roller 2 and one side of the dustbin 9 close to the first belt roller 2, and the connecting rope 7 is an elastic connecting rope 7. In the using process, the driving device drives the fourth belt roller 5 to rotate along the clockwise direction, the first belt roller 2, the third belt roller 4 and the fourth belt roller 5 are connected through the second belt 8, the first belt roller 2 and the second belt roller 3 are connected through the first belt 6, so that the first belt 6 and the second belt 8 move along the clockwise direction under the action of the fourth belt roller 5, the first belt roller 2 is positioned below the water surface, so that one sides of the first belt 6 and the second belt 8, which are positioned on the first belt roller 2, are both positioned below the water surface, the two first belts 6 are connected through a plurality of connecting ropes 7 which are elastic along the length direction of the first belts, the second belt roller 3 is positioned between the first belt roller 2 and the third belt roller 4, so that the second belt 8 is always positioned on the outer side of the connecting ropes 7, and the second belt 8, which is positioned on one side of the first belt roller 2, which is far away from the second belt roller 3, is pressure-equalized above the connecting ropes 7, therefore, when the first belt 6 and the second belt 8 move clockwise, a # -shaped net is formed between the connecting rope 7 and the second belt 8 which are positioned at the upper parts of the first belt pipe 2 and the second belt roller 3, and the connecting rope 7 and the second belt 8 move at one side of the first belt roller 2, the net formed by the connecting rope 7 and the second belt 8 floats on the water surface and moves downstream along the water flow, garbage is gradually fished from one side of the first belt roller 2 and moves upwards along with the water flow, because the garbage can 9 is close to the lower part of the second belt roller 3 and the third belt roller 4, when the connecting rope 7 moves to the uppermost part of the second belt roller 3, the connecting rope 7 continues to move along the second belt roller 3, so as to be gradually separated from the second belt 8, the garbage continues to move towards the upper part of the third belt roller 4 along with the second belt 8, small garbage drops downwards to the garbage can 9 from the gap between the two second belts 8, a little small garbage continues to move along with the connecting rope 7, the small garbage drops downwards into the garbage can 9 under the action of gravity along with the downward movement of the connecting rope 7 along the upper part of the second belt roller 3, when the connecting rope 7 moves to the lower part of the second belt roller 3, the connecting rope 7 gradually contacts with the upper part of the first rake rod 11, the corresponding V-shaped rod 10 is pulled to rotate anticlockwise along a hinge point in the movement process of the connecting rope 7, meanwhile, the first spring 13 is compressed, when the connecting rope 7 continues to move, because the connecting rope 7 has elasticity, the first rake rod 11 pulls the garbage at the periphery of the connecting rope 7 to one side of the garbage can 9 under the action of the elasticity of the first spring 13, so that the connecting rope 7 generates elastic deformation, until the connecting rope 7 passes through the upper end of the first rake rod 11, the connecting rope 7 is pulled and stretched by the first rake rod 11 to be recovered under the action of the elasticity of the connecting rope 11, so that the garbage at the periphery of the connecting rope 7 falls into the garbage can 9, the V-shaped rod 10 returns to the initial position under the action of the first spring 13, and meanwhile, when the second belt 8 moves to the upper part of the third belt roller 3 and moves to the lower part, the garbage located above the second belt 8 falls into the garbage can 9 under the action of gravity, because the second raking rods 12 are respectively located between two adjacent second belts 8, and because the first raking rod 11 rotates, the second raking rods 12 rotate along with the second raking rods, so that the second raking rods 12 slide between the adjacent second belts 8, and thus the residual garbage located between the two adjacent second belts 8 is moved into the garbage can 9 at the lower part, and in a manner that the V-shaped rod 10 is pushed to rotate along the hinge point by the movement of the connecting rope 7, in cooperation with the action of the first spring 13, in the process that the connecting rope 7 passes through the upper end of the first raking rod 11, first rake arm 11 and second rake arm 12 carry out the clearance of dialling of remaining rubbish simultaneously under the spring action of first spring 13 between connecting rope 7 and two adjacent second belts 8 to can effectually carry out the secondary clearance to winding and connect

rope

7 and 8 periphery rubbish of second belt, make connecting rope 7 and second belt 8 need not the manual work again and clear up, effectual reduction cost of labor promotes and salvages cleaning efficiency.

Specifically, as shown in fig. 2, the bottom of the garbage can 9 of this embodiment is provided with a plurality of uniformly distributed water filtering holes 14. Because the rubbish in the ditch is in the aquatic owing to long-time bubble, the periphery or its inside all can have a large amount of water, and the moisture of rubbish in dustbin 9 can effectually be filtered out to drainage hole 14 to be favorable to the unified processing of rubbish in follow-up dustbin 9.

Further, as shown in fig. 1, the driving device described in this embodiment includes a rotating roller 15, a fan 16, a third belt 18, and an arc-shaped baffle 17, the rotating roller 15 is installed in the rotation of the lower portion in the canal 1, a plurality of arc-shaped fan 16 that are uniformly distributed in an annular shape are fixedly installed on the periphery of the rotating roller 15, concave surfaces of the fan 16 all face one side of the fourth belt roller 5, the rotating roller 15 is located in the downstream direction of the fourth belt roller 5, the rotating roller 15 is connected with the fourth belt roller 5 through a plurality of third belts 18, and the concave surface of the bottom of the canal 1 is located on the arc-shaped baffle 17 on one side of the rotating roller 15, two sides of the arc-shaped baffle 17 are respectively and fixedly connected with corresponding inner side walls of the canal 1, the upper end of the arc-shaped baffle 17 is located above the rotating roller 15, and both the rotating roller 15 and the arc-shaped baffle 17 are located below the water surface. In the using process, the rotating roller 15 and the arc-shaped baffle 17 are both positioned below the water surface, the upper end of the arc-shaped baffle 17 is positioned above the rotating roller 15, so that the arc-shaped baffle 17 is used as a guide plate of water flow, the water flow upwards flows along the convex surface of the arc-shaped baffle 17, meanwhile, the water flow enters the arc-shaped baffle 17 and moves above the rotating roller 15, so that the water flow pushes the fan sheet 16 to rotate from one side of the concave surface of the fan sheet 16, the water flows along the arrow direction in figure 1, the rotation of the fan sheet 16 drives the rotating roller 15 to rotate along the clockwise direction, and the rotating roller 15 and the fourth belt roller 5 are connected through a plurality of third belts 18, so that the rotating roller 15 drives the fourth belt roller 5 to rotate along the clockwise direction, the water flow driving fan sheet 16 and the rotating roller 15 are used as power sources for the fourth belt roller 5, the first belts 6 and the second belts 8 to move, and the existing water conservancy resources are fully utilized, meanwhile, the energy can be effectively saved, and the environment is protected.

Furthermore, as shown in fig. 4, the outer circumference of the connecting rope 7 according to this embodiment is provided with an annular groove 19 which is vertically equal to the second belt 8 and is distributed along the length direction thereof, and the second belt 8 is located in the annular groove 19 of the connecting rope 7. The second belts 8 are each located in an annular groove 19 of the connecting cord 7, so that the stability of the second belts 8 during movement can be further ensured.

Further, as shown in fig. 3, the upper end of the first rake lever 11 of the present embodiment is formed in a hemispherical shape. The upper end of first rake arm 11 is the hemisphere, can make connect rope 7 more smooth and easy when through first rake arm 11 upper end, and can the effectual protection connect 7 elongations of rope 7 and connect the life of rope 7.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a ditch cleaning device is used in water conservancy construction with adjustable, its characterized in that: comprises a water channel (1), water flows in the water channel (1), a first belt roller (2), a second belt roller (3), a third belt roller (4) and a fourth belt roller (5) are rotatably arranged between two inner side walls of the water channel (1), central shafts of the first belt roller (2), the second belt roller (3) and the third belt roller (4) are positioned on the same inclined plane, the second belt roller (3) is positioned between the first belt roller (2) and the third belt roller (4), the axes of the first belt roller (2) and the fourth belt roller (5) are positioned on the same horizontal plane and are both positioned below the water surface, the second belt roller (3) and the third belt roller (4) are both positioned above the water surface, the second belt roller (3), the third belt roller (4) and the fourth belt roller (5) are both positioned at the downstream of the first belt roller (2), and the first belt roller (2) and the second belt roller (3) are connected through two parallel first belts (6), first belt (6) are located the one side that first belt roller (2) are close to ditch (1) lateral wall respectively, several connection rope (7) along first belt (6) length direction evenly distributed of fixed mounting between the relative one side of two first belt (6), first belt roller (2), third belt roller (4), connect through several second belt (8) along third belt roller (4) axial evenly distributed between fourth belt roller (5), second belt (8) all are located between two first belt (6), and second belt (8) all are located and connect rope (7) the outside, be equipped with the rubbish collection device in ditch (1), the rubbish collection device is located the below of second belt roller (3) and third belt roller (4), be equipped with drive arrangement in ditch (1), drive arrangement can drive fourth belt roller (5) clockwise turning.

2. The adjustable ditch cleaning device for water conservancy construction according to claim 1, characterized in that: the garbage collection device comprises a garbage can (9), V-shaped rods (10), first rake rods (11), second rake rods (12) and a first spring (13), wherein the garbage can (9) is installed at the upper part in the ditch (1), the garbage can (9) is positioned in the downstream direction of water flow, the garbage can (9) is positioned below the second belt roller (3) and the third belt roller (4), one side, close to the first belt roller (2), of the top surface of the garbage can (9) is hinged with a plurality of V-shaped rods (10) which are uniformly distributed along the length direction of the garbage can, the V-shaped rods (10) are positioned between two side walls of the ditch (1), the V-shaped rods (10) respectively comprise first rake rods (11) positioned at one side close to the first belt roller (2) and second rake rods (12) positioned at one side close to the third belt roller (4), and the included angles between the first rake rods (11) and the corresponding second rake rods (12) are smaller than 90 degrees, the upper end of first harrow pole (11) all inserts between two first belts (6) and is located between two connection rope (7) of second belt roller (3) lower part, and second harrow pole (12) are located between two adjacent second belts (8) respectively, and equal fixed mounting first spring (13) between one side that first harrow pole (11) are close to first belt roller (2) and one side that dustbin (9) are close to first belt roller (2), connection rope (7) for having elastic connection rope (7).

3. The adjustable ditch cleaning device for water conservancy construction according to claim 2, characterized in that: the bottom of the garbage can (9) is provided with a plurality of uniformly distributed water filtering holes (14).

4. The adjustable ditch cleaning device for water conservancy construction according to claim 1, characterized in that: the driving device comprises a rotating roller (15), fan blades (16), a third belt (18) and an arc-shaped baffle plate (17), the rotating roller (15) is rotatably installed at the lower part in the water channel (1), a plurality of arc-shaped fan blades (16) which are uniformly distributed in an annular shape are fixedly installed at the periphery of the rotating roller (15), concave surfaces of the fan blades (16) face to one side of the fourth belt roller (5), the rotating roller (15) is positioned at the downstream direction of the fourth belt roller (5), the rotating roller (15) is connected with the fourth belt roller (5) through a plurality of third belts (18), and the bottom fixed mounting concave surface of ditch (1) is towards cowl (17) of live-rollers (15) one side, and the both sides of cowl (17) are the corresponding inside wall of fixed connection ditch (1) respectively, and the upper end of cowl (17) is located live-rollers (15) top, and live-rollers (15) and cowl (17) all are located the surface of water below.

5. An adjustable ditch cleaning device for water conservancy construction according to claim 1, 2 or 3, wherein: the periphery of the connecting rope (7) is provided with an annular groove (19) which is vertically equal to the second belt (8) and distributed along the length direction of the second belt, and the second belt (8) is located in the annular groove (19) of the connecting rope (7).

6. The adjustable ditch cleaning device for water conservancy construction according to claim 2, characterized in that: the upper end of the first harrow bar (11) is hemispherical.