A mud collector arm hanging device suitable for vertical revetment river channel

Abstract

The invention provides a mud collector working arm hanging device suitable for an upright revetment river channel, comprising a boom, a support column and a collecting mechanism, wherein one end of the boom is hinged to one end of the support column, a ball screw and a transmission rod are respectively arranged inside the boom and the support column, the ball screw and the transmission rod form a transmission cooperation through a universal coupling, the collecting mechanism comprises a lift and a liftable grass cleaner, the lift is sleeved on the ball screw, the liftable grass cleaner is connected to the lift through a traction rope, the base comprises a turntable and a rotating device, the turntable is placed above the rotating device and is fixedly connected to the rotating device, a support column is vertically connected above the turntable, the movable pulley on the boom and the rotation of the entire hoisting machine greatly improves the operating range of the hoisting machine, and the hoisting machine is equipped with a collecting mechanism to eliminate debris in the river channel, the structure is simple, the operation is easy, and the work efficiency is greatly improved.

Description

Technical Field

[0001] The invention relates to the technical field of river channel cleaning, and in particular to a mud sampler operating arm hanging device suitable for a vertical revetment river channel. Background Art

[0002] Due to the needs of flood control safety and shoreline stability, many rivers are generally channelized and hardened. Among them, vertical revetments are an important form of slope protection. During the construction of river slope protection, abandoned stones, bricks, and mortar masonry often remain on both sides of the river, mostly within 1m from the bank. The large amount of construction waste remaining on the river bank, coupled with the small amount of sediment on the bank itself, brings great difficulties to the sampling of bottom mud in the river water environment survey when there are no boats available. In addition, most of the river channels are covered with messy aquatic plants. Against this background, the present invention develops a mud sampler wall-mounted device suitable for vertical revetment rivers. The mud sampler operation area is 2.0~2.5 m away from the river bank, avoiding the messy area on the bank, and can collect river sediments, which improves the sampling efficiency. At the same time, there is no need to rent a boat, saving financial and time costs. Summary of the invention

[0003] The purpose of this section is to summarize some aspects of the embodiments of the present invention and briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and the abstract of the specification and the title of the invention of this application to avoid blurring the purpose of this section, the abstract of the specification and the title of the invention, and such simplifications or omissions cannot be used to limit the scope of the present invention.

[0004] Therefore, the technical problem to be solved by the present invention is to overcome the defects of the prior art that the working environment is greatly affected and the operation is complicated, so as to provide a mud sampler working arm hanging device suitable for upright revetment river channels.

[0005] To solve the above technical problems, the present invention provides the following technical solutions: a mud collector working arm hanging device suitable for an upright revetment river channel, characterized in that: it includes a lifting mechanism, including a lifting arm and a support column, one end of the lifting arm is hinged to one end of the support column, a ball screw and a transmission rod are respectively provided inside the lifting arm and the support column, and the ball screw and the transmission rod form a transmission match through a universal coupling; a base, including a turntable and a rotating device, the turntable is placed above the rotating device and fixedly connected to the rotating device, and a support column is vertically connected above the turntable; a collecting mechanism, including a lift and a liftable grass cleaner, the lift is sleeved on the ball screw, and the liftable grass cleaner is connected to the lift through a traction rope.

[0006] As a preferred solution of the mud sampler operating arm hanging device suitable for a vertical revetment river channel described in the present invention, the boom and the support column are hinged by bolts, and a hydraulic rod is connected between the boom and the support column.

[0007] As a preferred solution of the mud sampler working arm hanging device suitable for a vertical revetment river channel described in the present invention, a rectangular opening is provided under the hanging arm, and a rolling bearing is fixed to the top end of the inside of the hanging arm.

[0008] As a preferred solution of the mud sampler working arm hanging device suitable for vertical revetment river channels described in the present invention, the ball screw includes a threaded rod and a nut, one end of the threaded rod is embedded in a rolling bearing, and the other end is connected to a universal coupling, and a first pulley is connected to the nut, and the first pulley is placed in a rectangular opening and performs reciprocating motion.

[0009] As a preferred solution of the mud mining machine working arm hanging device suitable for vertical revetment river channel described in the present invention, the second pulley and the third pulley are fixedly connected to the side of the support column, a fixing part is provided at the bottom end of the support column, a rolling bearing is provided in the fixing part, and a first gear machine is provided on one side of the fixing part.

[0010] As a preferred solution of the mud mining device operating arm hanging device suitable for vertical revetment river channels described in the present invention, one end of the transmission rod is connected to the universal coupling, and the other end is embedded in the rolling bearing. The transmission rod sleeve is provided with a small gear ring, and the small gear ring is meshed with the gear of the first gear machine.

[0011] As a preferred solution of the mud sampler operating arm hanging device suitable for vertical revetment river channels described in the present invention, a driving motor and a wire straightener are fixed on the turntable, the driving motor is connected to the wire straightener through a transmission shaft, and the wire straightener and the third pulley are on the same horizontal plane.

[0012] As a preferred solution of the mud sampler working arm hanging device suitable for vertical revetment river channels described in the present invention, the rotating device includes a rotating part and a second gear machine, the top of the rotating part is fixedly connected to the turntable, a large gear ring is provided around the rotating part, and the large gear ring is meshed with the gear of the second gear machine.

[0013] As a preferred solution of the mud sampler working arm hanging device suitable for upright revetment river channels described in the present invention, the liftable grass clearer includes a connecting frame, a landing gear, a rotating arm and a U-shaped hanging frame, the connecting frame is connected to one end of the landing gear through bolts and nuts, the rotating arm is connected to the other end of the landing gear through bolts and nuts, and the other end of the rotating arm is installed inside the U-shaped hanging frame through bolts and nuts.

[0014] As a preferred solution of the mud sampler working arm hanging device suitable for an upright revetment river channel described in the present invention, wherein: the right bolt of the U-shaped hanging bracket is installed with a sealing shell, a grass cleaning motor is installed at the middle position inside the sealing shell, the output shaft of the grass cutting motor is connected with an adjustable rotating wheel, and a blade is connected to the circumference of the adjustable rotating wheel.

[0015] Beneficial effects of the present invention:

[0016] The present invention provides a mud sampler working arm hanging device suitable for an upright revetment river channel. Through the movable pulley on the hanging arm and the rotation of the entire hoist, the operation range of the hoist is greatly improved. The hoist has a simple structure and is easy to operate, which further improves the work efficiency. In addition, the present invention is equipped with a weed clearing structure, which effectively solves the problem of easy hanging on the dredging device during dredging due to weeds growing on the riverbed and the problem of high operation intensity caused by inconvenience in moving the dredging position. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0018] Figure 1 It is a schematic diagram of the overall structure of a mud mining machine operating arm hanging device suitable for a vertical revetment river channel;

[0019] Figure 2 It is a schematic diagram of the lifting mechanism structure;

[0020] Figure 3 It is a schematic diagram of the internal structure of the boom and the support column;

[0021] Figure 4 This is a schematic diagram of the specific structure of the collection mechanism;

[0022] Figure 5 is a schematic diagram of the structure of the base;

[0023] Figure 6 It is a partial enlarged structural schematic diagram of the transmission rod and the first gear machine; DETAILED DESCRIPTION

[0024] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0025] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0026] Example 1

[0027] This embodiment provides a mud collector arm hanging device suitable for a vertical revetment river channel, such as Figures 1 to 4 As shown, a mud mining machine arm hanging device suitable for vertical revetment river channel includes a hoisting mechanism 100, including a suspension arm 110 and a support column 120, one end of the suspension arm 110 is hinged to one end of the support column 120, and a ball screw 112 and a transmission rod 121 are respectively arranged inside the suspension arm 110 and the support column 120, and the ball screw 112 and the transmission rod 121 form a transmission match through a universal coupling 101. The base 200 includes a turntable 201 and a rotating device 210, the turntable 201 is placed above the rotating device 210 and fixedly connected to the rotating device 210, and the support column 120 is vertically connected above the turntable 201.

[0028] Furthermore, the boom 110 and the support column 120 are hinged by means of screws and nuts 112b. A screw hole is provided at one end of the boom 110 and the support column 120. By tightening the screws and nuts 112b, the boom 110 can be rotated at a certain angle relative to the support column 120. A hydraulic rod 102 is fixedly connected between the boom 110 and the support column 120. Here, the hydraulic rod 102 can play a supporting role and can also cooperate with the hinge to realize the boom 110. The arm 110 is rotated, and a rectangular opening 113 is provided under the arm 110, and a rolling bearing 103 is fixed to the top of the arm 110. The outer ring of the rolling bearing 103 is fixedly embedded in the top of the arm 110. The ball screw 112 inside the arm 110 includes a threaded rod 112a and a nut 112b. The ball screw 112 can realize that when the threaded rod 112a rotates, the nut 112b can reciprocate up and down on the threaded rod 112a. One end of the threaded rod 112a is embedded in the inner ring of the rolling bearing 103. The other end is connected to the universal coupling 101. The universal coupling 101 can realize the continuous rotation of the two connected axes when there is an axis angle between the threaded rod 112a and the transmission rod 121 which are not on the same axis, and reliably transmit torque and motion. The nut 112b is connected with a first pulley 114. The size of the first pulley 114 is adapted to the size of the rectangular opening, so that the first pulley 114 is placed in the rectangular opening 113 and can freely reciprocate. The side of the support column 120 is fixedly connected There are a second pulley 124 and a third pulley 125. The support column 120 is a tubular structure, and a fixing part 123 is fixed to the bottom end thereof. The fixing part 123 is embedded with a rolling bearing 103. A first gear machine 126 is provided on one side of the fixing part 123. One end of the transmission rod 121 is connected to the universal joint 101, and the other end is sleeved in the rolling bearing 103. The transmission rod 121 is sleeved with a small gear ring 127. The small gear ring 127 and the gear of the first gear machine 126 are at the same horizontal height, so that the two can mesh with each other.

[0029] Furthermore, a driving motor 202 and a wire straightener 203 are fixed on the turntable 201, and the turntable 201 is embedded in the base 200. The driving motor 202 is connected to the wire straightener 203 through a transmission shaft 204. The wire straightener 203 and the third pulley 125 are on the same horizontal plane. The wire rope is connected to the third pulley 125 by the wire straightener 203, and then connected to the second pulley 124 and finally to the first pulley 114, and the retraction and release of the wire rope is controlled by the driving motor 202. The rotating device 210 includes a rotating member 211 and a second gear machine 212. The top of the rotating member 211 is fixedly connected to the turntable 201. A circular groove is provided at the bottom of the rotating member 211, and a rolling bearing 103 is fixed in the groove, so that a fixed shaft 218 fixed on the bottom plate 219 is inserted therein, and a large gear ring 213 is provided around the rotating member 211. The large gear ring 213 and the gear of the second turbine are at the same horizontal height so that the two can mesh with each other.

[0030] Example 2

[0031] This embodiment provides a mud collector arm hanging device suitable for a vertical revetment river channel, such as Figures 1 to 4 As shown, a mud mining machine arm hanging device suitable for vertical revetment river channel includes a hoisting mechanism 100, including a suspension arm 110 and a support column 120, one end of the suspension arm 110 is hinged to one end of the support column 120, and a ball screw 112 and a transmission rod 121 are respectively arranged inside the suspension arm 110 and the support column 120, and the ball screw 112 and the transmission rod 121 form a transmission match through a universal coupling 101. The base 200 includes a turntable 201 and a rotating device 210, the turntable 201 is placed above the rotating device 210 and fixedly connected to the rotating device 210, and the support column 120 is vertically connected above the turntable 201.

[0032] Specifically, the boom 110 and the support column 120 are hinged by means of screws and nuts, and a hydraulic rod 102 is fixedly connected between the boom 110 and the support column 120. Here, the hydraulic rod 102 can not only play a supporting role, but also realize the rotation of the boom 110 by cooperating with the hinge through the extension and contraction of the hydraulic rod 102. A rectangular opening 113 is provided at the bottom of the boom 110, and a rolling bearing 103 is fixed to the top of the inside of the boom 110. The outer ring of the rolling bearing 103 is fixedly embedded in the top of the boom 110. The ball screw 112 inside the boom 110 includes a threaded rod 112a and a nut 112b. The ball screw 112 can realize that when the threaded rod 112a rotates, the nut 112b can reciprocate up and down on the threaded rod 112a. One end of the threaded rod 112a is embedded in the inner ring of the rolling bearing 103, and the other end is connected to the universal coupling 101. The universal coupling 101 is used to connect the two parts that are not on the same axis. When there is an axial angle between the threaded rod 112a and the transmission rod 121, the two connected shafts can rotate continuously and reliably transmit torque and motion. The nut 112b is connected to the first pulley 114. The size of the first pulley 114 is adapted to the size of the rectangular opening, so that the first pulley 114 is placed in the rectangular opening 113 and can freely reciprocate. The side of the support column 120 is fixedly connected to the second pulley 124 and the third pulley 125. The support column 120 is a tubular structure, and a fixing member 123 is fixed to the bottom end thereof. The fixing member 123 is embedded with a rolling bearing 103. A first gear machine 126 is provided on one side of the fixing member 123. One end of the transmission rod 121 is connected to the universal coupling 101, and the other end is sleeved in the rolling bearing 103. The transmission rod 121 is sleeved with a small gear ring 127. The gears of the small gear ring 127 and the first gear machine 126 are at the same horizontal height, so that the two can mesh with each other.

[0033] Furthermore, when the first gear machine 126 rotates clockwise, the gear plate on the first gear machine 126 meshes with the pinion ring 127, thereby driving the transmission rod 121 to rotate counterclockwise, and through the action of the universal joint 101, driving the threaded rod 112a in the ball screw 112 to rotate counterclockwise. When the threaded rod 112a rotates counterclockwise, the first pulley 114 connected to the nut 112b moves downward along the rectangular opening 113. Similarly, when the first gear machine 126 rotates counterclockwise, the first pulley 114 moves upward along the rectangular opening 113 on the boom 110.

[0034] Furthermore, a driving motor 202 and a wire straightener 203 are fixed on the turntable 201, and the turntable 201 is embedded in the base 200. The driving motor 202 is connected to the wire straightener 203 through a transmission shaft 204. The wire straightener 203 and the third pulley 125 are on the same horizontal plane. The wire rope is connected to the third pulley 125 by the wire straightener 203, and then connected to the second pulley 124 and finally to the first pulley 114, and the retraction and release of the wire rope is controlled by the driving motor 202. The rotating device 210 includes a rotating member 211 and a second gear machine 212. The top of the rotating member 211 is fixedly connected to the turntable 201, and a circular groove is provided at the bottom of the rotating circle, and a rolling bearing 103 is fixed in the groove, so that a fixed shaft 218 fixed on the bottom plate 219 is inserted therein, and a large gear ring 213 is provided around the rotating member 211. The large gear ring 213 and the gear of the second turbine are at the same horizontal height so that the two can mesh with each other.

[0035] Example 3

[0036] This embodiment provides a mud collector arm hanging device suitable for a vertical revetment river channel, such as Figures 1 to 4 As shown, a mud mining machine arm hanging device suitable for vertical revetment river channel includes a hoisting mechanism 100, including a hoisting arm 110 and a support column 120, one end of the hoisting arm 110 is hinged to one end of the support column 120, and a ball screw 112 and a transmission rod 121 are respectively arranged inside the hoisting arm 110 and the support column 120, and the ball screw 112 and the transmission rod 121 form a transmission match through a universal coupling 101. The base 200 includes a turntable 201 and a rotating device 210, the turntable 201 is placed above the rotating device 210 and fixedly connected to the rotating device 210, and the support column 120 is vertically connected above the turntable 201. Corrosion-resistant coating, the surfaces of the hoisting mechanism 100 and the base 200 are covered with a corrosion-resistant coating, and the corrosion-resistant coating is composed of a combination of multiple coating structures.

[0037] Specifically, the boom 110 and the support column 120 are hinged by means of screws and nuts 112b, and a hydraulic rod 102 is fixedly connected between the boom 110 and the support column 120. Here, the hydraulic rod 102 can not only play a supporting role, but also realize the rotation of the boom 110 by cooperating with the hinge through the extension and contraction of the hydraulic rod 102. A rectangular opening 113 is provided under the boom 110, and a rolling bearing 103 is fixed to the top of the inside of the boom 110. The rolling bearing The outer ring of 103 is fixedly embedded in the top of the boom 110. The ball screw 112 inside the boom 110 includes a threaded rod 112a and a nut 112b. The ball screw 112 can realize that when the threaded rod 112a rotates, the nut 112b can reciprocate up and down on the threaded rod 112a. One end of the threaded rod 112a is embedded in the inner ring of the rolling bearing 103, and the other end is connected to the universal coupling 101. The universal coupling 101 is used to connect the two ends of ... When there is an axial angle between the threaded rod 112a of the line and the transmission rod 121, the two connected shafts can rotate continuously and reliably transmit torque and motion. The nut 112b is connected to the first pulley 114. The size of the first pulley 114 is adapted to the size of the rectangular opening, so that the first pulley 114 is placed in the rectangular opening 113 and can freely reciprocate. The side of the support column 120 is fixedly connected to the second pulley 124 and the third pulley 125. The support column 120 is a tubular structure, and a fixing member 123 is fixed at the bottom end thereof. The fixing member 123 is embedded with a rolling bearing 103, and a first gear machine 126 is provided on one side of the fixing member 123. One end of the transmission rod 121 is connected to the universal coupling 101, and the other end is sleeved in the rolling bearing 103. The transmission rod 121 is sleeved with a small gear ring 127. The gears of the small gear ring 127 and the first gear machine 126 are at the same horizontal height, so that the two can mesh with each other.

[0038] Furthermore, when the first gear machine 126 rotates clockwise, the gear plate on the first gear machine 126 meshes with the pinion ring 127, thereby driving the transmission rod 121 to rotate counterclockwise, and through the action of the universal joint 101, driving the threaded rod 112a in the ball screw 112 to rotate counterclockwise. When the threaded rod 112a rotates counterclockwise, the first pulley 114 connected to the nut 112b moves downward along the rectangular opening 113. Similarly, when the first gear machine 126 rotates counterclockwise, the first pulley 114 moves upward along the rectangular opening 113 on the boom 110.

[0039] Furthermore, a driving motor 202 and a wire straightener 203 are fixed on the turntable 201, and the turntable 201 is embedded in the base 200. The driving motor 202 is connected to the wire straightener 203 through a transmission shaft 204. The wire straightener 203 and the third pulley 125 are on the same horizontal plane. The wire rope is connected to the third pulley 125 by the wire straightener 203, and then connected to the second pulley 124 and finally to the first pulley 114, and the retraction and release of the wire rope is controlled by the driving motor 202. The rotating device 210 includes a rotating member 211 and a second gear machine 212. The top of the rotating member 211 is fixedly connected to the turntable 201, and a circular groove is provided at the bottom of the rotating circle, and a rolling bearing 103 is fixed in the groove, so as to be inserted into a fixed shaft 218 fixed on the bottom plate 219. A large gear ring 213 is provided around the rotating member 211, and the large gear ring 213 and the gear of the second gear machine are at the same horizontal height so that the two can mesh with each other.

[0040] Furthermore, when the device is operating as a whole and encounters aquatic plants or debris accumulated in the river channel, the collecting mechanism 300 starts to operate, and the rotation of the ball screw 112 drives the sliding of the elevator 310, so that the liftable grass cleaner 320 is in the working position. At this time, the elevator 310 starts to work, and the retraction and extension of the traction rope 301 placed inside the connecting frame 321 drives the deployment of the landing gear 322. When the traction rope 301 is further tightened, the rotating arm 323 can make a 180-degree circular motion with the connection point between the landing gear 322 and the rotating arm 323 as the center point, so that the adjustable rotating wheel 334c can adapt to multi-angle cleaning of aquatic plants in complex environments, and the number of blades in the adjustable rotating wheel 334c can be adjusted by disassembly.

[0041] Importantly, it should be noted that the construction and arrangement of the present application shown in a number of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, color, changes in orientation, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of the discrete element may be changed or changed. Therefore, all such modifications are intended to be included within the scope of the present invention. The order or sequence of any process or method steps may be changed or reordered according to an alternative embodiment. In the claims, any "device plus function" clause is intended to cover the structure described herein that performs the function, and is not only structurally equivalent but also equivalent structure. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present invention. Therefore, the invention is not limited to a specific embodiment, but extends to numerous modifications still falling within the scope of the appended claims.

[0042] Additionally, in order to provide a concise description of exemplary embodiments, all features of an actual embodiment may not be described (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those features that are not relevant to implementing the invention).

[0043] It will be appreciated that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will be a routine task of design, fabrication, and production for those of ordinary skill having the benefit of this disclosure without undue experimentation.

[0044] It should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention may be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should all be included in the scope of the claims of the present invention.

Claims

1. A mud mining machine arm hanging device suitable for vertical revetment river channel, characterized by: include, The hoisting mechanism (100) comprises a hoisting arm (110) and a support column (120), one end of the hoisting arm (110) being hinged to one end of the support column (120), a ball screw (112) and a transmission rod (121) being respectively provided inside the hoisting arm (110) and the support column (120), the ball screw (112) and the transmission rod (121) forming a transmission match via a universal coupling (101), The base (200) comprises a turntable (201) and a rotating device (210), wherein the turntable (201) is placed above the rotating device (210) and is fixedly connected to the rotating device (210), and a support column (120) is vertically connected above the turntable (201). The collecting mechanism (300) comprises an elevator (310) and a liftable grass cleaner (320), wherein the elevator (310) is sleeved on the ball screw (112), and the liftable grass cleaner (320) is connected to the elevator (310) via a traction rope (301); The boom (110) and the support column (120) are hingedly connected by means of bolts, and a hydraulic rod (102) is connected between the boom (110) and the support column (120); A rectangular opening (113) is provided below the suspension arm (110), and a rolling bearing (103) is fixed to the top end of the suspension arm (110); The ball screw (112) comprises a threaded rod (112a) and a nut (112b); one end of the threaded rod (112a) is embedded in a rolling bearing (103), and the other end is connected to a universal coupling (101); a first pulley (114) is connected to the nut (112b); the first pulley (114) is placed in the rectangular opening (113) to perform reciprocating motion, and a movable gripper (115) is connected to the first pulley (114); The rotating device (210) comprises a rotating member (211) and a second gear machine (212); the top of the rotating member (211) is fixedly connected to the rotating disk (201); a large gear ring (213) is sleeved around the rotating member (211); the large gear ring (213) and the gear of the second gear machine (212) are meshed with each other; The liftable grass cleaner (320) comprises a connecting frame (321), a landing gear (322), a rotating arm (323) and a U-shaped hanging frame (334); the connecting frame (321) is connected to one end of the landing gear (322) via bolts and nuts, the rotating arm (323) is connected to the other end of the landing gear (322) via bolts and nuts, and the other end of the rotating arm (323) is installed inside the U-shaped hanging frame (334) via bolts and nuts; A fixing member (123) is provided at the bottom end of the support column (120), a rolling bearing (103) is provided inside the fixing member (123), and a first gear machine (126) is provided on one side of the fixing member (123); One end of the transmission rod (121) is connected to the universal coupling (101), and the other end is embedded in the rolling bearing (103); the transmission rod (121) is sleeved with a small gear ring (127), and the small gear ring (127) is meshed with the gear of the first gear machine (126); A sealing shell (334b) is installed on the right bolt of the U-shaped bracket (334), a grass-cleaning motor (334a) is installed in the middle position inside the sealing shell (334b), an output shaft of the grass-cleaning motor (334a) is connected to an adjustable rotating wheel (334c), and a blade is connected to the circumference of the adjustable rotating wheel (334c).

2. According to claim 1, a mud mining device arm hanging device suitable for vertical revetment river channel, characterized in that: A second pulley (124) and a third pulley (125) are fixedly connected to the side surface of the support column (120).

3. According to claim 2, a mud mining device arm hanging device suitable for vertical revetment river channel, characterized in that: A drive motor (202) and a wire straightener (203) are fixed on the rotating disk (201); the drive motor (202) and the wire straightener (203) are connected via a transmission shaft (204); and the wire straightener (203) and the third pulley (125) are located on the same horizontal plane.

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