CN113818409B

CN113818409B - Dam floater cleaning device for hydraulic engineering

Info

Publication number: CN113818409B
Application number: CN202111114794.0A
Authority: CN
Inventors: 郑小华
Original assignee: Qingdao Songling Power Environmental Equipment Co Ltd
Current assignee: Qingdao Songling Power Environmental Equipment Co Ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2023-05-09
Anticipated expiration: 2041-09-23
Also published as: CN113818409A

Abstract

The invention relates to a floater cleaning device, in particular to a dam floater cleaning device for hydraulic engineering. The dam floater cleaning device for the hydraulic engineering, which is provided by the invention, can automatically lift, is convenient and fast to operate, saves labor and simplifies the post floater collection procedure. The dam floater cleaning device for the hydraulic engineering comprises supporting legs, sliding rods, lifting blocks and first filter screens, wherein the number of the supporting legs is two, the sliding rods are arranged on the two supporting legs in a sliding mode, the lifting blocks are connected between the bottoms of the two sliding rods, the first filter screens are arranged on the lifting blocks, a driving mechanism and a pushing mechanism are further arranged between the two supporting legs, and the pushing mechanism is arranged on the lifting blocks. According to the dam floating object cleaning device, the driving mechanism and the pushing mechanism are arranged, the driving mechanism drives the lifting block, the first filter screen and the pushing mechanism to ascend, and the pushing mechanism carries out net fishing on the floating objects blocked by the water surface, so that dam floating object cleaning operation is simple and convenient.

Description

Dam floater cleaning device for hydraulic engineering

Technical Field

The invention relates to a floater cleaning device, in particular to a dam floater cleaning device for hydraulic engineering.

Background

The object floating on water and moving along with the water flow is called as a floater, the floater on the water surface is sometimes required to be cleaned in hydraulic engineering, the huge accidental load of a dam caused by the collision of the floater is avoided, but the current floater cleaning device can only be cleaned passively, a user is required to drive the device to move, and the device is relatively heavy, so that the dam floater cleaning is relatively laborious.

Patent application CN211171890U, the publication day is 20200804, disclose a floater cleaning device for hydraulic engineering, including the base, the drainage circle, the guide plate, drainage mechanism, support mechanism and floating mechanism, this device passes through the base, the drainage circle, the guide plate, drainage mechanism, support mechanism, floating mechanism and the setting of collecting the net, make this floater cleaning device for hydraulic engineering possess and can initiatively clear up, also can drive the advantage that the device floats, current floater cleaning device has been solved and can only be cleared up passively, need the user to drive the device and remove, and the device itself is more heavy and can't float the problem that gets up, however this cleaning device is more complicated to the floater later stage collection process of salvaging.

Therefore, the dam floater cleaning device for the hydraulic engineering, which can automatically lift, is convenient and fast to operate, saves labor and simplifies the later floater collection procedure, is provided.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the dam floater cleaning device for the hydraulic engineering, which can automatically lift, is convenient and fast to operate and saves labor and simplifies the post floater collection procedure, and solves the problems that the conventional floater cleaning device can only passively clean, and a user is required to drive the device to move, and the device is relatively heavy, so that the dam floater cleaning is relatively laborious.

In order to achieve the above purpose, the invention is realized by the following technical scheme: the dam floater cleaning device for the hydraulic engineering comprises supporting legs, sliding rods, lifting blocks and first filter screens, wherein the number of the supporting legs is two, the sliding rods are arranged on the two supporting legs in a sliding mode, the lifting blocks are connected between the bottoms of the two sliding rods, the first filter screens are arranged on the lifting blocks, a driving mechanism and a pushing mechanism are further arranged between the two supporting legs, and the pushing mechanism is arranged on the lifting blocks.

As the improvement of above-mentioned scheme, branch, first support, motor, screw rod and screw seat constitute actuating mechanism, are connected with branch between two stabilizer blades, are equipped with first support in the middle of the branch top, and the motor is installed on first support upper portion, is equipped with the screw rod on the output shaft of motor, is equipped with the screw seat in the middle of the lifter upper portion, and the screw seat is connected with the screw rod screw thread.

As the improvement of above-mentioned scheme, rotary rod, first material frame, second filter screen and torsion spring constitute pushing equipment, and lifting block middle part both sides all rotate and are equipped with the rotary rod, are equipped with first material frame on the rotary rod, and first material frame bottom that connects is equipped with the second filter screen, winds on the rotary rod and has torsion spring, and torsion spring both ends are connected with rotary rod and lifting block respectively.

As the improvement of above-mentioned scheme, still including pushing mechanism, first slide bar, wedge, first spring and shifting block constitute pushing mechanism, and branch bottom both sides all are equipped with first slide bar, and the slidingtype is equipped with the wedge on the first slide bar, winds on the first slide bar has first spring, and first spring both ends are connected with branch and wedge respectively, are equipped with the shifting block on the rotary rod, and the shifting block cooperates with the wedge of homonymy.

As the improvement of above-mentioned scheme, still including receiving material mechanism, second support, second slide bar, first sliding sleeve, second spring and second connect the material frame to constitute and connect material mechanism, the stabilizer blade lower part is equipped with the second support, is connected with the second slide bar between the second support both sides, and the slidingtype is equipped with two first sliding sleeves on the second slide bar, and the second spring is around having the second spring in the second slide bar inboard, and second spring both ends are connected with second support and inboard first sliding sleeve respectively, are connected with the second between two first sliding sleeves of homonymy and connect the material frame.

As the improvement of above-mentioned scheme, still including pulling mechanism, the second sliding sleeve, the third slide bar, the third spring, the third support, the reel, stay cord and a piece constitute pulling mechanism, branch bottom both sides all are equipped with the second sliding sleeve, second sliding sleeve lower part slidingtype is equipped with the third slide bar, the third spring has been wound in the third slide bar outside, third spring both ends are connected with second sliding sleeve and third slide bar respectively, the stabilizer blade middle part is equipped with the third support, the reel is installed to third support outside lower part, be equipped with a piece on the second material receiving frame, be connected with the stay cord between a piece and the third slide bar of homonymy, the stay cord bypasses the reel.

As the improvement of above-mentioned scheme, still including scraping the material mechanism, scrape the material piece, the fourth support, the fourth slide bar, the fourth spring, the fifth support, hollow frame, third sliding sleeve and iron ball constitute scraping the material mechanism, first material frame both sides all are equipped with the fourth support, be connected with the fourth slide bar between two fourth supports of homonymy, the slidingtype is equipped with the third sliding sleeve on the fourth slide bar, it has the fourth spring to wind on the fourth slide bar, fourth spring both ends are connected with fourth support and the third sliding sleeve in the outside respectively, third sliding sleeve upper portion is equipped with scrapes the material piece, scrape the material piece and first material frame slidingtype contact, evenly be equipped with four fifth supports on the first material frame, be connected with hollow frame between four fifth support tops of homonymy, slidingtype is equipped with the iron ball in the hollow frame, the iron ball is connected with the third sliding sleeve of homonymy.

As an improvement of the scheme, the side wall of the second material receiving frame is provided with sieve holes with uniform size.

The invention has the following advantages: according to the dam floating object cleaning device, the driving mechanism and the pushing mechanism are arranged, the driving mechanism drives the lifting block, the first filter screen and the pushing mechanism to ascend, and the pushing mechanism carries out net fishing on the floating objects blocked by the water surface, so that dam floating object cleaning operation is simple and convenient; through pushing equipment, receiving mechanism, pulling mechanism and scraping equipment cooperation, realize automatic collection and clearance pushing equipment and pour the floater out, reduce the follow-up complicated ending work.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic perspective view of the driving mechanism of the present invention.

Fig. 4 is a schematic perspective view of a pushing mechanism of the present invention.

Fig. 5 is a schematic perspective view of the pushing mechanism of the present invention.

Fig. 6 is a schematic perspective view of a receiving mechanism according to the present invention.

Fig. 7 is a schematic view showing a first perspective structure of the pulling mechanism of the present invention.

Fig. 8 is a schematic view of a second perspective of the pulling mechanism of the present invention.

Fig. 9 is a schematic view of a first perspective structure of the scraping mechanism of the present invention.

Fig. 10 is a schematic view of a second perspective structure of the scraping mechanism of the present invention.

Fig. 11 is a schematic view of a third perspective structure of the scraping mechanism of the present invention.

Reference numerals illustrate: the device comprises a 1-leg, a 2-sliding rod, a 3-lifting block, a 4-first filter screen, a 5-driving mechanism, a 51-supporting rod, a 52-first bracket, a 53-motor, a 54-screw, a 55-screw seat, a 6-pushing mechanism, a 61-rotating rod, a 62-first material frame, a 63-second filter screen, a 64-torsion spring, a 7-mechanism, a 71-first sliding rod, a 72-wedge block, a 73-first spring, a 74-pulling block, a 8-material receiving mechanism, a 81-second bracket, a 82-second sliding rod, a 83-first sliding sleeve, a 84-second spring, a 85-second material frame, a 9-pulling mechanism, a 91-second sliding sleeve, a 92-third sliding rod, a 93-third spring, a 94-third bracket, a 95-winding wheel, a 96-pulling rod, a 97-supporting block, a 10-scraping mechanism, a 101-scraping block, a 102-fourth bracket, a 103-fourth spring, a 104-fourth bracket, a 105-fifth bracket, a 106-empty core frame, a 107-third sliding rod and a 108-ball.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-11, the present invention provides a technical solution: the dam floater cleaning device for the hydraulic engineering comprises two supporting legs 1, two sliding rods 2, a lifting block 3, a first filter screen 4, a driving mechanism 5 and a pushing mechanism 6, wherein the sliding rods 2 are arranged on the two supporting legs 1 in a sliding mode, the lifting block 3 is connected between the bottoms of the two sliding rods 2, the first filter screen 4 is arranged on the lifting block 3, the driving mechanism 5 is connected between the two supporting legs 1, and the pushing mechanism 6 is arranged on the lifting block 3; the driving mechanism 5 comprises a supporting rod 51, a first bracket 52, a motor 53, a screw 54 and a thread seat 55, wherein the supporting rod 51 is connected between the two supporting legs 1, the first bracket 52 is arranged in the middle of the top of the supporting rod 51, the motor 53 is installed on the upper part of the first bracket 52, the screw 54 is arranged on the output shaft of the motor 53, the thread seat 55 is arranged in the middle of the upper part of the lifting block 3, and the thread seat 55 is in threaded connection with the screw 54; the pushing mechanism 6 comprises a rotating rod 61, a first receiving frame 62, a second filter screen 63 and a torsion spring 64, wherein the rotating rod 61 is rotatably arranged on the left side and the right side of the middle part of the lifting block 3, the first receiving frame 62 is arranged at the rear end of the rotating rod 61, the second filter screen 63 is arranged at the bottom of the first receiving frame 62, the torsion spring 64 is wound on the front side of the rotating rod 61, and two ends of the torsion spring 64 are respectively connected with the rotating rod 61 and the lifting block 3; the device also comprises a pushing mechanism 7, wherein the pushing mechanism 7 comprises a first slide bar 71, wedge blocks 72, a first spring 73 and a shifting block 74, the left side and the right side of the bottom of the supporting rod 51 are respectively provided with the first slide bar 71, the wedge blocks 72 are arranged on the first slide bar 71 in a sliding manner, the first spring 73 is wound on the first slide bar 71, the two ends of the first spring 73 are respectively connected with the supporting rod 51 and the wedge blocks 72, the front end of the rotating rod 61 is provided with the shifting block 74, and the shifting block 74 is matched with the wedge blocks 72 on the same side; the material receiving mechanism 8 comprises a second bracket 81, a second slide bar 82, a first sliding sleeve 83, a second spring 84 and a second material receiving frame 85, wherein the second bracket 81 is arranged at the lower part of the support leg 1, the second slide bar 82 is connected between the left side and the right side of the rear part of the second bracket 81, two first sliding sleeves 83 are arranged on the second slide bar 82 in a sliding manner, the second spring 84 is wound on the inner side of the second slide bar 82, two ends of the second spring 84 are respectively connected with the second bracket 81 and the first sliding sleeve 83 on the inner side, and the second material receiving frame 85 is connected between the two first sliding sleeves 83 on the same side; the drawing mechanism 9 comprises a second sliding sleeve 91, a third sliding rod 92, a third spring 93, a third bracket 94, a reel 95, a pull rope 96 and a supporting block 97, wherein the left side and the right side of the bottom of the supporting rod 51 are respectively provided with the second sliding sleeve 91, the lower part of the second sliding sleeve 91 is provided with the third sliding rod 92 in a sliding manner, the outer side of the third sliding rod 92 is wound with the third spring 93, the two ends of the third spring 93 are respectively connected with the second sliding sleeve 91 and the third sliding rod 92, the middle part of the supporting rod 1 is provided with the third bracket 94, the lower part of the outer side of the third bracket 94 is provided with the reel 95, the left side of the front wall of the second receiving frame 85 is provided with the supporting block 97, the pull rope 96 is connected between the supporting block 97 and the third sliding rod 92 on the same side, and the pull rope 96 bypasses the reel 95; the scraping mechanism 10 comprises a scraping block 101, a fourth support 102, a fourth sliding rod 103, a fourth spring 104, a fifth support 105, a hollow frame 106, a third sliding sleeve 107 and iron balls 108, wherein the fourth support 102 is arranged on the left side and the right side of the rear wall of the first receiving frame 62, the fourth sliding rod 103 is connected between the two fourth supports 102 on the same side, the third sliding sleeve 107 is arranged on the fourth sliding rod 103 in a sliding mode, the fourth spring 104 is wound on the fourth sliding rod 103, two ends of the fourth spring 104 are respectively connected with the fourth support 102 and the third sliding sleeve 107 on the outer side, the scraping block 101 is arranged on the upper portion of the third sliding sleeve 107, the scraping block 101 is in sliding contact with the first receiving frame 62, the four fifth supports 105 are uniformly arranged on the rear wall of the first receiving frame 62, the hollow frame 106 is connected between the tops of the four fifth supports 105 on the same side, the iron balls 108 are arranged in the hollow frame 106, and the iron balls 108 are connected with the third sliding sleeve 107 on the same side.

When people need to clean the floating objects on the water surface at the dam, the cleaning device can be used, firstly, the device is placed at the dam where the floating objects need to be cleaned, so that the supporting legs 1 stand on the dam, the lifting block 3 and the first filter screen 4 partially enter the water, the first filter screen 4 blocks the floating objects on the water surface, then the driving mechanism 5 is started, the driving mechanism 5 drives the lifting block 3, the first filter screen 4 and the pushing mechanism 6 to ascend, the pushing mechanism 6 collects the floating objects blocked by the water surface, when the pushing mechanism 6 is separated from the water surface, people rotate the pushing mechanism 6 to pour the floating objects downwards, then the people loosen the pushing mechanism 6 and control the driving mechanism 5 to reverse, and the driving mechanism 5 drives the lifting block 3, the first filter screen 4 and the pushing mechanism 6 to descend and reset; the people start the motor 53, the output shaft of the motor 53 rotates to drive the first filter screen 4 of the driving mechanism 5 to rotate, so that the thread seat 55 is driven to rise along the screw 54 in a spiral manner, the lifting block 3, the first filter screen 4 and the pushing mechanism 6 rise, the pushing mechanism 6 collects floaters blocked by the water surface, after collection, the people control the motor 53 to rotate reversely, the output shaft of the motor 53 drives the screw 54 to rotate reversely, so that the thread seat 55 is driven to move downwards, and then the lifting block 3, the first filter screen 4 and the pushing mechanism 6 are driven to descend; lifting block 3 rises to drive rotary rod 61, first material receiving frame 62, second filter screen 63 and torsion spring 64 to wholly rise, first material receiving frame 62 carries out the net to drag for the collection to the lake surface floater that first filter screen 4 filters, when first material receiving frame 62 breaks away from the surface of water, people manually rotate rotary rod 61, make rotary rod 61 drive first material receiving frame 62 to swing below the outside, torsion spring 64 torsional deformation, first material receiving frame 62 pours the floater downwards, make things convenient for people to collect, after pouring, loosen rotary rod 61, torsion spring 64 resets and drives rotary rod 61 to reverse, thereby drive first material receiving frame 62 reverse swing reset, after salvaging the floater, lifting block 3 descends to drive rotary rod 61, first material receiving frame 62, second filter screen 63 and torsion spring 64 wholly descend; when the shifting block 74 moves upwards to be in contact with the wedge block 72, the shifting block 74 drives the wedge block 72 to slide upwards along the first sliding rod 71, the first spring 73 is compressed, when the first spring 73 cannot be continuously compressed, the wedge block 72 stops sliding upwards, at the moment, the shifting block 74 continues to move upwards, the wedge block 72 and the shifting block 74 are matched to enable the shifting block 74 to swing downwards when moving upwards, so that the rotating rod 61 is driven to rotate, floating objects in the first material receiving frame 62 are automatically poured out, when the shifting block 74 moves downwards to be out of contact with the wedge block 72, the first spring 73 resets to drive the wedge block 72 to slide downwards, and the rotating rod 61 reversely rotates to drive the shifting block 74 to swing upwards; in the initial state, people pull the second material receiving frame 85 outwards, the first sliding sleeve 83 slides outwards along the second sliding rod 82, the second spring 84 is stretched, the first material receiving frame 62 can move above the second material receiving frame 85, when the first material receiving frame 62 swings towards the lower side outwards, people release the second material receiving frame 85 at this time, the second spring 84 resets and drives the first sliding sleeve 83 to slide inwards, so that the second material receiving frame 85 is driven to move inwards, the floats salvaged by the first material receiving frame 62 are poured into the second material receiving frame 85, the effect of collecting the floats is achieved, when the first material receiving frame 62 moves downwards, the second material receiving frame 85 is pulled outwards again, the first material receiving frame 62 can move below the second material receiving frame 85, and then the second material receiving frame 85 is released; the wedge block 72 slides upwards to drive the third slide bar 92 to slide outwards, the third spring 93 is stretched to enable the pull rope 96 to relax, the second spring 84 in a stretched state is reset, the effect that the second material receiving frame 85 moves inwards automatically to collect floaters is achieved, manual operation is not needed, simplicity and convenience are achieved, when the wedge block 72 slides downwards, the third spring 93 resets to drive the third slide bar 92 to slide inwards, the third slide bar 92 pulls the supporting block 97 to move outwards through the pull rope 96, and therefore the second material receiving frame 85 is driven to move outwards, and the operation of manually controlling the movement of the second material receiving frame 85 is reduced; the first receiving frame 62 swings towards the outside and below to enable the iron ball 108 to slide downwards along the hollow frame 106, the iron ball 108 drives the scraping block 101 to move outwards through the third sliding sleeve 107, the fourth spring 104 is compressed, the scraping block 101 scrapes the floating objects on the first receiving frame 62 into the second receiving frame 85, the discharging of the floating objects is better achieved, the first receiving frame 62 swings reversely to reset to enable the iron ball 108 to slide reversely, the fourth spring 104 resets, and the third sliding sleeve 107 drives the scraping block 101 to move inwards to reset.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Dam floater cleaning device for hydraulic engineering, including stabilizer blade (1), slide bar (2), lifter (3) and first filter screen (4), stabilizer blade (1) quantity is two, and equal slidingtype is equipped with slide bar (2) on two stabilizer blades (1), is connected with lifter (3) between two slide bar (2) bottoms, is equipped with first filter screen (4), characterized by on lifter (3): the lifting device also comprises a driving mechanism (5) and a pushing mechanism (6), wherein the driving mechanism (5) is connected between the two supporting legs (1), and the pushing mechanism (6) is arranged on the lifting block (3); the lifting device comprises a supporting rod (51), a first bracket (52), a motor (53), a screw (54) and a thread seat (55), wherein the driving mechanism (5) is formed by the supporting rod (51), the supporting rod (51) is connected between two supporting legs (1), the first bracket (52) is arranged in the middle of the top of the supporting rod (51), the motor (53) is installed on the upper portion of the first bracket (52), the screw (54) is arranged on an output shaft of the motor (53), the thread seat (55) is arranged in the middle of the upper portion of a lifting block (3), and the thread seat (55) is in threaded connection with the screw (54); the rotary rod (61), the first material receiving frame (62), the second filter screen (63) and the torsion spring (64) form a pushing mechanism (6), the rotary rod (61) is rotatably arranged on two sides of the middle part of the lifting block (3), the first material receiving frame (62) is arranged on the rotary rod (61), the second filter screen (63) is arranged at the bottom of the first material receiving frame (62), the torsion spring (64) is wound on the rotary rod (61), and two ends of the torsion spring (64) are respectively connected with the rotary rod (61) and the lifting block (3); the device comprises a support rod (51), a first sliding rod (71), a wedge block (72), a first spring (73) and a shifting block (74), wherein the first sliding rod (71) is arranged on two sides of the bottom of the support rod (51), the wedge block (72) is arranged on the first sliding rod (71) in a sliding mode, the first spring (73) is wound on the first sliding rod (71), two ends of the first spring (73) are respectively connected with the support rod (51) and the wedge block (72), the shifting block (74) is arranged on the rotating rod (61), and the shifting block (74) is matched with the wedge block (72) on the same side; the novel scraper comprises a scraper mechanism (10), wherein a scraper block (101), a fourth support (102), fourth sliding rods (103), fourth springs (104), fifth supports (105), a hollow frame (106), third sliding sleeves (107) and iron balls (108) form the scraper mechanism (10), the fourth supports (102) are arranged on two sides of a first material receiving frame (62), the fourth sliding rods (103) are connected between the two fourth supports (102) on the same side, the third sliding sleeves (107) are arranged on the fourth sliding rods (103) in a sliding mode, the fourth springs (104) are wound on the fourth sliding rods (103), two ends of each fourth spring (104) are connected with the fourth supports (102) and the third sliding sleeves (107) on the outer side respectively, the upper portion of each third sliding sleeve (107) is provided with the scraper block (101), the scraper block (101) is in sliding contact with a first material receiving frame (62), the four fifth supports (105) are uniformly arranged on the first material receiving frame (62), the hollow frame (106) is connected between the tops of the four fifth supports (105) on the same side, and the hollow frame (106) is connected with the iron balls (108) on the same side.

2. A dam float cleaning device for hydraulic engineering according to claim 1, wherein: still including receiving mechanism (8), second support (81), second slide bar (82), first sliding sleeve (83), second spring (84) and second connect material frame (85) to constitute and connect material mechanism (8), stabilizer blade (1) lower part is equipped with second support (81), be connected with second slide bar (82) between second support (81) both sides, sliding type is equipped with two first sliding sleeves (83) on second slide bar (82), second slide bar (82) inboard is around having second spring (84), second spring (84) both ends are connected with second support (81) and inboard first sliding sleeve (83) respectively, be connected with second connect material frame (85) between two first sliding sleeves (83) of homonymy.

3. A dam float cleaning apparatus for hydraulic engineering according to claim 2, wherein: still including pulling mechanism (9), second sliding sleeve (91), third slide bar (92), third spring (93), third support (94), reel (95), stay cord (96) and prop up piece (97) and constitute pulling mechanism (9), branch (51) bottom both sides all are equipped with second sliding sleeve (91), second sliding sleeve (91) lower part slidingtype is equipped with third slide bar (92), third slide bar (92) outside is around having third spring (93), third spring (93) both ends are connected with second sliding sleeve (91) and third slide bar (92) respectively, stabilizer blade (1) middle part is equipped with third support (94), reel (95) are installed to third support (94) outside lower part, be equipped with prop up piece (97) on second material receiving frame (85), be connected with stay cord (96) between prop up piece (97) and homonymy third slide bar (92), reel (95) are walked around to stay cord (96).

4. A dam float cleaning apparatus for hydraulic engineering according to claim 2, wherein: the side wall of the second receiving frame (85) is provided with sieve holes with uniform size.