A water conservancy project dredging machine

Abstract

The utility model provides a water conservancy project dredging machine relates to water conservancy project dredging machine technical field, the utility model discloses a bearing boat body, the bottom rotation of bearing boat body is connected with the propeller, the deck of bearing boat body is fixedly connected with main drive motor, and the output shaft of main drive motor extends downward along the vertical direction and is fixedly connected with the central shaft of propeller, the front end rotation of bearing boat body is connected with the adjusting structure. The utility model discloses a adjusting structure that is composed of baffle rotation axis, pollution guide baffle, telescopic slide plate etc. can be according to the flexible adjustment of pollution guide baffle's open angle and telescopic slide plate's extension length according to the river width, makes the salvage range to cover the river of relatively wide width, effectively avoids the problem that garbage flows away from the both sides of equipment, realizes the river of cleaning all garbage in one operation, and the operation frequency of back and forth is greatly reduced, and the dredging efficiency is improved significantly.

Claims

1. A dredging machine for water conservancy projects, characterized in that: The system includes a hull (1), a propulsion impeller (2) rotatably connected to the bottom of the hull (1), a main drive motor (3) fixedly connected to the deck of the hull (1), and the output shaft of the main drive motor (3) extending downward in the vertical direction and fixedly connected to the central shaft of the propulsion impeller (2); a filter screen slot (4) penetrating the deck and bottom of the hull (1) is provided in the middle of the hull (1), and a garbage filter screen (21) protruding upward from the deck is engaged in the filter screen slot (4); an adjustment structure is rotatably connected to the front end of the hull (1), the adjustment structure including two parallel and spaced baffle shafts (5), both baffle shafts (5) are rotatably connected to both sides of the front end of the hull (1) along the width direction of the hull (1), and a guide baffle (6) extending forward of the hull (1) is fixedly connected to each baffle shaft (5).

2. The dredging machine for water conservancy projects according to claim 1, characterized in that: Each of the aforementioned guide baffles (6) has a sliding groove (7) along its length on the side away from the supporting hull (1). A telescopic sliding plate (8) is slidably connected in the sliding groove (7) along the length of the guide baffle (6), and the telescopic sliding plate (8) can slide along the groove in a direction away from or close to the supporting hull (1).

3. The dredging machine for water conservancy projects according to claim 2, characterized in that: Both the guide baffle (6) and the telescopic slide plate (8) have several through holes that penetrate their thickness. The telescopic slide plate (8) is rotatably connected to a drag-reducing roller (9) at one end away from the guide baffle (6). The rotation axis of the drag-reducing roller (9) is set along the width direction of the supporting hull (1) and can roll as the telescopic slide plate (8) contacts the side wall of the river.

4. The dredging machine for water conservancy projects according to claim 3, characterized in that: One end of the telescopic slide plate (8) located in the slide groove (7) is fixedly connected to a return spring (10), and the other end of the return spring (10) is fixedly connected to the inner wall of the slide groove (7) near the supporting hull (1). The return spring (10) is arranged along the length direction of the slide groove (7) and can extend and retract with the sliding of the telescopic slide plate (8).

5. The dredging machine for water conservancy projects according to claim 4, characterized in that: A transmission shaft (11) is rotatably connected to the front end of the hull (1) near the baffle shaft (5). The axis of the transmission shaft (11) is parallel to the axis of the baffle shaft (5). One end of the transmission shaft (11) is fixedly connected to the end of one of the baffle shafts (5) with a transmission wheel (13). The two transmission wheels (13) are connected by a transmission belt (14). The other end of the transmission shaft (11) is fixedly connected to the end of the other baffle shaft (5) with a linkage gear (12). The two linkage gears (12) mesh with each other and can drive the two baffle shafts (5) to rotate synchronously in opposite directions.

6. The dredging machine for water conservancy projects according to claim 5, characterized in that: A motor mounting plate (15) is fixedly connected to the deck of the hull (1). The motor mounting plate (15) is located beside the transmission main shaft (11), and an adjustable drive motor (16) is fixedly connected to it. The output shaft of the adjustable drive motor (16) extends along the axial direction of the transmission main shaft (11) and is fixedly connected to the end of the transmission main shaft (11) away from the linkage gear (12).

7. The dredging machine for water conservancy projects according to claim 6, characterized in that: The garbage filter (21) is provided with a squeezing structure, which includes a filter frame plate (17) fixedly connected to the top edge of the garbage filter (21). A telescopic push rod (18) is fixedly connected to the filter frame plate (17) by a mounting bracket. The output shaft of the telescopic push rod (18) extends vertically downward into the garbage filter (21), and its end is fixedly connected to a sludge squeezing plate (19). The bottom of the sludge squeezing plate (19) faces downward and is provided with several pointed protrusions.

8. The dredging machine for water conservancy projects according to claim 7, characterized in that: A number of weed cutters (24) are fixedly connected to the bottom front end of the carrying hull (1), with the blades of the weed cutters (24) facing the forward direction of the carrying hull (1); buoyancy storage cylinders (22) are symmetrically fixedly connected to both sides of the carrying hull (1), and the buoyancy storage cylinders (22) extend along the length of the carrying hull (1); a number of rest chairs (23) are fixedly connected to the rear end of the deck of the carrying hull (1).

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