Channel dredging folding grab bucket

Abstract

The utility model discloses an involution grab bucket for channel dredging, which relates to the field of channel dredging and comprises a mounting seat, movable frames are mounted on two sides of the mounting seat, rotating rods are mounted on the inner walls of the movable frames, grab bucket blocks are mounted on the outer walls of the rotating rods, rubber sleeves are attached to one sides of the grab bucket blocks, and rotating shafts are mounted on the inner walls of the grab bucket blocks. The rotating shaft is arranged to clamp and fix the weighting sleeve, when the device is used, the scrubbing brush can be conveniently connected through the weighting sleeve, grabbed silt can be conveniently removed, the usability of the device is improved, the mounting base is arranged to move the rotating ball, and when the device is used, the scrubbing brush can be conveniently connected with the scrubbing brush through the rotating ball. The friction of the steel cable is conveniently reduced and controlled through the arrangement of the mounting base and the rotating ball, the usability of the device is improved, the clamping frame is clamped and fixed through the arrangement of the fixing base, and when the device is used, the parts connected with the steel cable are conveniently and rapidly replaced through the arrangement of the fixing base and the clamping frame.

Description

Technical Field

[0001] The utility model relates to the field of waterway dredging, in particular to a waterway dredging grab bucket. Background Art

[0002] Channel dredging is the operation of removing underwater silt in a channel by using a dredger or other tools. Channel dredging is one of the main means to develop channels, increase and maintain the size of channels. When removing silt, the dredger will dig out the silt through the bucket on the dredger, and then put the silt into a nearby silt collection ship that cooperates with the dredger for transportation. Therefore, a channel dredging grab bucket is needed.

[0003] The existing patent document with the technical disclosure number CN218292091U provides a channel dredging device, including a hull, multiple groups of guardrails and a bucket, the bucket is composed of a bucket frame and two groups of grab buckets, the bottom of the grab bucket is provided with an arc plate, the top of the arc plate is fixedly provided with two groups of baffles, the arc plate and the grab bucket are fixedly connected by multiple groups of bolts, and the side of the arc plate is fixedly provided with a protective plate; the utility model combines the designed arc plate, protective plate, baffle, bolt, convex plate, fixed plate, slot, spiral groove and threaded rod, which is convenient for use during use. The outer part and the bottom of the grab in the bucket are protected to prevent the outer part and the bottom of the grab from touching the stones on the riverbed and causing wear when the grab is extended into the waterway to dig mud underwater. The grab is protected by arc plates, baffles and protective plates, which helps to increase the service life of the grab. However, when the CN218292091U technology is in operation, the parts are easily damaged due to long-term friction, which is not convenient for reducing the friction of parts, removing the grabbed mud, and quickly replacing the parts of the device. Therefore, a waterway dredging grab is urgently needed. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a waterway dredging grab bucket to solve the problems of the existing waterway dredging grab bucket, in which the parts are easily damaged due to long-term friction during use, it is not convenient to reduce the friction of the parts, it is not convenient to remove the grabbed mud and sand, and it is not convenient to quickly replace the parts of the device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a waterway dredging grab bucket, comprising a mounting seat, movable frames are installed on both sides of the mounting seat, a rotating rod is installed on the inner wall of the movable frame, a grab block is installed on the outer wall of the rotating rod, a rubber sleeve is attached to one side of the grab block, a rotating shaft is installed on the inner wall of the grab block, a weighted sleeve is installed on the outer wall of the rotating shaft, and bristle brushes are welded on both sides of the weighted sleeve.

[0006] The inner wall of the mounting seat is equipped with a rotating bead, the outer wall of the rotating bead is fitted with a control steel cable, and the outer wall of the control steel cable is equipped with a fixing seat.

[0007] The inner wall of the fixing seat is installed with a clamping frame, the inner wall of the fixing seat is installed with a connecting rod, and the outer wall of the connecting rod is welded with a connecting steel cable.

[0008] Preferably, the mounting seat is movably connected to the movable frame, and the movable frame is symmetrically arranged with respect to the central axis of the mounting seat.

[0009] Preferably, the outer wall of the grab block is tightly fitted with the inner wall of the rubber sleeve, and the width of the outer wall of the grab block is smaller than the width of the inner wall of the rubber sleeve.

[0010] Preferably, the rotating shaft is engaged with the weighted sleeve, and the weighted sleeve is symmetrically arranged with respect to the central axis of the rotating shaft.

[0011] Preferably, the rotating beads are movably connected to the mounting seat, and the rotating beads are arranged in a ring array on the inner wall of the mounting seat.

[0012] Preferably, the fixing seat is snap-connected with the card frame, and the inner wall of the fixing seat is of open-hole design.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model has a locking and fixing effect on the weighted sleeve by setting a rotating shaft. When the device is used, the setting of the weighted sleeve is convenient for connecting the bristle brush, which is convenient for grabbing and removing the mud and sand, thereby increasing the usability of the device;

[0015] 2. The utility model provides a mounting seat to activate the rotating bead. When the device is used, the mounting seat and the rotating bead are arranged to reduce friction of the control cable, thereby increasing the usability of the device.

[0016] 3. The utility model provides a fixing seat to fix the bracket. When the device is used, the setting of the fixing seat and the bracket facilitates the rapid replacement of the connecting cable parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a vertical appearance diagram of the utility model;

[0018] Figure 2 This is a structural schematic diagram of the assembly of the mounting seat and the rotating bead parts of the utility model;

[0019] Figure 3 It is a structural schematic diagram of the fixing seat parts of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the combination of the weighted sleeve and the bristle brush parts of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the rotating shaft parts of the utility model;

[0022] Figure 6 For this utility model Figure 1 Schematic diagram of the structure with the A part in the middle enlarged.

[0023] In the figure: 1. mounting seat; 2. movable frame; 3. rotating rod; 4. grab block; 5. rubber sleeve; 6. rotating shaft; 7. weight sleeve; 8. hard brush; 9. rotating bead; 10. control cable; 11. fixing seat; 12. bracket; 13. connecting rod; 14. connecting cable. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0025] The following describes an embodiment of the utility model based on its overall structure.

[0026] See also Figure 1-6 A waterway dredging grab bucket comprises a mounting seat 1, movable frames 2 are mounted on both sides of the mounting seat 1, the mounting seat 1 is movably connected to the movable frames 2, and the movable frames 2 are symmetrically arranged with the central axis of the mounting seat 1, a rotating rod 3 is mounted on the inner wall of the movable frame 2, a grab block 4 is mounted on the outer wall of the rotating rod 3, a rubber sleeve 5 is fitted on one side of the grab block 4, the outer wall of the grab block 4 is tightly fitted with the inner wall of the rubber sleeve 5, and the outer wall width of the grab block 4 is smaller than the inner wall width of the rubber sleeve 5, a rotating shaft 6 is mounted on the inner wall of the grab block 4, a weighted sleeve 7 is mounted on the outer wall of the rotating shaft 6, the rotating shaft 6 is engaged with the weighted sleeve 7, and the weighted sleeve 7 is symmetrically arranged with the central axis of the rotating shaft 6, hard brushes 8 are welded on both sides of the weighted sleeve 7, and the rotating shaft 6 is arranged to play a role of engaging and fixing the weighted sleeve 7. When the device is used, the setting of the weighted sleeve 7 is convenient for connecting the hard brush 8, which is convenient for removing the grabbed silt, thereby increasing the usability of the device.

[0027] See also Figure 1-6 A waterway dredging grab bucket, the inner wall of the mounting seat 1 is installed with rotating beads 9, the rotating beads 9 are movably connected to the mounting seat 1, and the rotating beads 9 are arranged in a ring array on the inner wall of the mounting seat 1, the outer wall of the rotating beads 9 is fitted with a control steel cable 10, and the outer wall of the control steel cable 10 is installed with a fixed seat 11. The mounting seat 1 is provided to make the rotating beads 9 active. When the device is used, the arrangement of the mounting seat 1 and the rotating beads 9 facilitates reducing the friction of the control steel cable 10, thereby increasing the usability of the device.

[0028] See also Figure 1-6 A waterway dredging grab bucket, the inner wall of a fixed seat 11 is installed with a bracket 12, the fixed seat 11 and the bracket 12 are snap-connected, and the inner wall of the fixed seat 11 is an open-hole design, the inner wall of the fixed seat 11 is installed with a connecting rod 13, and the outer wall of the connecting rod 13 is welded with a connecting steel cable 14. The fixed seat 11 is set to play a snap-fitting and fixing role on the bracket 12. When using the device, the setting of the fixed seat 11 and the bracket 12 facilitates the rapid replacement of the connecting steel cable 14 parts.

[0029] Working principle: When in use, take out the device and place it at the designated position, then fit the grab block 4 to the rubber sleeve 5 tightly, then fix the fixing seat 11 to the designated position of the dredger, then fix the winding parts with the control steel cable 10, then pass the connecting steel cable 14 through the mounting seat 1, and fix the connecting rods 13 at both ends of the connecting steel cable 14 to the fixing seat 11, then fix the fixing seat 11 with the bracket 12, then move the grab block 4 to the designated position, then release the control steel cable 10, weight the rotating shaft 6 with the weighting sleeve 7, and move the grab block 4 to the designated position. Open it, place the grab block 4 on the mud and sand, and finally reel in the control steel cable 10, lift the rotating shaft 6 with the control steel cable 10, close the grab block 4, grab the mud and sand, place the grab block 4 on the work boat, release the control steel cable 10, weight the rotating shaft 6 with the weighting sleeve 7, open the grab block 4, remove the mud and sand with the hard brush 8, and transport the mud and sand away. The use process of the device is completed. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0030] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they cannot be understood as limitations on the protection content of the present invention.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A waterway dredging grab bucket, comprising a mounting seat (1), characterized in that: A movable frame (2) is installed on both sides of the mounting seat (1), a rotating rod (3) is installed on the inner wall of the movable frame (2), a grab block (4) is installed on the outer wall of the rotating rod (3), a rubber sleeve (5) is attached to one side of the grab block (4), a rotating shaft (6) is installed on the inner wall of the grab block (4), a weighted sleeve (7) is installed on the outer wall of the rotating shaft (6), and bristle brushes (8) are welded on both sides of the weighted sleeve (7); The inner wall of the mounting seat (1) is mounted with a rotating bead (9), the outer wall of the rotating bead (9) is fitted with a control steel cable (10), and the outer wall of the control steel cable (10) is mounted with a fixing seat (11); The inner wall of the fixing seat (11) is equipped with a bracket (12), the inner wall of the fixing seat (11) is equipped with a connecting rod (13), and the outer wall of the connecting rod (13) is welded with a connecting steel cable (14).

2. A waterway dredging grab bucket according to claim 1, characterized in that: The mounting seat (1) is movably connected to the movable frame (2), and the movable frame (2) is symmetrically arranged with respect to the central axis of the mounting seat (1).

3. A waterway dredging grab bucket according to claim 1, characterized in that: The outer wall of the grab block (4) is tightly fitted with the inner wall of the rubber sleeve (5), and the width of the outer wall of the grab block (4) is smaller than the width of the inner wall of the rubber sleeve (5).

4. A waterway dredging grab bucket according to claim 1, characterized in that: The rotating shaft (6) is snap-fittedly connected to the weighted sleeve (7), and the weighted sleeve (7) is symmetrically arranged with respect to the central axis of the rotating shaft (6).

5. The waterway dredging grab bucket according to claim 1, characterized in that: The rotating beads (9) are movably connected to the mounting seat (1), and the rotating beads (9) are arranged in a ring array on the inner wall of the mounting seat (1).

6. A waterway dredging grab bucket according to claim 1, characterized in that: The fixing seat (11) is snap-connected with the bracket (12), and the inner wall of the fixing seat (11) is of open-hole design.

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