CN114602910B

CN114602910B - Desilting device for bottom of caisson

Info

Publication number: CN114602910B
Application number: CN202210371427.7A
Authority: CN
Inventors: 罗迎春; 左佳佳; 陈笑宇; 冯明锦; 操隆兴; 杨浩翔
Original assignee: Lianyungang Port Engineering Design And Research Institute Co ltd
Current assignee: Lianyungang Port Engineering Design And Research Institute Co ltd
Priority date: 2022-04-11
Filing date: 2022-04-11
Publication date: 2022-12-06
Anticipated expiration: 2042-04-11
Also published as: CN114602910A

Abstract

The invention belongs to the technical field of caissons, and particularly relates to a caisson bottom dredging device which comprises an annular pipe, wherein two wall brushes are oppositely arranged below the annular pipe, the top ends of the wall brushes are fixedly connected with electric telescopic rods, the top end of each electric telescopic rod is inserted into the annular pipe, the top end of each electric telescopic rod is provided with a driving assembly, the bottom ends of the wall brushes rotatably penetrate through the bottom brushes, and the joints of the wall brushes and the bottom brushes are provided with steering assemblies. The driving assembly comprises two fixing blocks and four gears, the shape of the top end of the inner wall of the ring pipe is a rack which is arranged in an annular mode, the two fixing blocks are arranged in the ring pipe relatively, a first motor is fixedly connected in each fixing block, a main shaft of the first motor extends out of the fixing blocks and is fixedly connected with the center position of the corresponding gear, and the gears and the racks are meshed to be connected with the caisson bottom dredging device.

Description

Desilting device for bottom of caisson

Technical Field

The invention belongs to the technical field of caissons, and particularly relates to a caisson bottom dredging device.

Background

The caisson is one of deep foundations and is mainly used for wharfs and breakwaters. The caisson is a box-shaped structure with a bottom and no top, a partition plate is arranged in the caisson, the caisson can float in water, and the caisson can be controlled to sink or float by adjusting the pressure-loaded water in the caisson. During construction, the box is filled with sand or stone blocks, and then the top of the box is covered with a cover plate to seal the top, so that the bearing and vertical wall structure forming the main body is a box-shaped structure with a top and a bottom, and the top cover is provided with an air lock, so that personnel, materials and soil can conveniently enter and exit the working chamber, and meanwhile, the fixed air pressure of the working chamber is kept.

Because the latter half of caisson is located aqueous, the outer rivers of caisson can carry debris impact outside the caisson, and the debris of aquatic can be attached to on the tank wall of caisson when the striking is on the caisson to along with the time lapse a large amount of debris are piled up on the caisson outer wall, influence the use of caisson, and it is poor to need the staff regularly to carry out desilting to the caisson and handle and desilting effect, has increased staff's intensity of labour simultaneously.

Disclosure of Invention

The invention aims to provide a caisson bottom dredging device, which aims to solve the technical problems that a worker needs to carry out dredging treatment on a caisson at regular intervals and the dredging effect is poor, and achieve the purposes of automatically dredging the caisson and reducing the labor intensity of the worker.

In order to solve the above technical problem, the present invention provides a caisson bottom dredging apparatus, comprising:

a ring pipe;

two wall brushes are oppositely arranged below the ring pipe, the top ends of the wall brushes are fixedly connected with electric telescopic rods, the top end of each electric telescopic rod is inserted into the ring pipe, a driving assembly is arranged at the top end of each electric telescopic rod, a bottom brush is rotatably arranged at the bottom end of each wall brush in a penetrating mode, and a steering assembly is arranged at the connecting position of each wall brush and the corresponding bottom brush.

Furthermore, the driving assembly comprises two fixing blocks and four gears, the top end of the inner wall of the ring pipe is fixedly connected with a rack which is annularly arranged, the two fixing blocks are oppositely arranged in the ring pipe, a first motor is fixedly connected in each fixing block, a main shaft of each first motor extends out of each fixing block and is fixedly connected with the center position of the corresponding gear, and the gears are meshed with the racks.

Furthermore, the two opposite ends of the inner wall of the ring pipe are provided with limit grooves in annular arrangement, one side of the gear, which is far away from the corresponding sliding block, is rotated to penetrate through balls, and one end, which is positioned outside the corresponding gear, of each ball is inserted into the corresponding limit groove.

Further, it includes soft pole to turn to the subassembly, be equipped with the hold up tank in the wall brush, sliding connection has the slider in the hold up tank, the second motor is worn to be equipped with by the slider internal fixation, the main shaft bottom fixedly connected with screw shaft of second motor, and the screw shaft extend to outside the hold up tank and with wall brush threaded connection, the end brush is located one end of wall brush and has seted up the guide way, and the part of soft pole is located the guide way, the one end of soft pole and the cell wall fixed connection of guide way, and the other end of soft pole inserts in the brush holder of wall brush and is connected with the bottom rotation of screw shaft.

Furthermore, the guide way sets up for the semi-ring type, soft pole is the soft pole of stereoplasm.

Furthermore, the opposite ends of the inner wall of the ring pipe are provided with clamping grooves, and clamping blocks are slidably arranged in the clamping grooves in a penetrating mode.

Furthermore, the upper end of the ring pipe is provided with a lifting ring so as to be convenient for lifting the device.

Furthermore, the hairbrush of the wall brush is a nano hairbrush.

The beneficial effects of the invention are:

1. through the technical scheme, install the looped pipeline on the caisson when using device, and turn to the position of subassembly adjustment wall brush and end brush through the electric telescopic handle cooperation, make the wall brush be located the outer wall of caisson the latter half and make end brush be located the caisson bottom, drive assembly drives the outer wall and the bottom slip of wall brush and end brush along the caisson, the attachment that will attach to on the caisson is swept, the deposit sweep that periodic use device will attach to on the caisson has reduced the speed of piling up of attachment on the caisson, thereby reduce the desilting frequency of staff to the caisson, staff's intensity of labour has been alleviateed.

2. Through the technical scheme, the rack generates the driving force for the fixed block through the gear while the gear rotates, the rotation of the gear driven by the first motor is converted into the sliding thrust of the fixed block, and the first motor is convenient to drive the fixed block.

3. Through the technical scheme, the gear is limited through the ball matched with the limiting groove, the contact between the gear and the inner wall of the ring pipe is avoided, the friction force between the gear and the inner wall of the ring pipe is reduced, and the gear is conveniently driven by the first motor.

4. Through above-mentioned technical scheme, the second motor drives the screw thread and rotates to promote soft pole to fill in the guide way of end brush, thereby drive end brush and rotate and make end brush and caisson bottom side laminating together, made things convenient for the installation of end brush.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

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

FIG. 1 is a schematic view of the internal structure of the grommet according to the present invention;

FIG. 2 is an enlarged schematic view of the invention at A in FIG. 1;

FIG. 3 is an enlarged schematic view of FIG. 1 at B;

fig. 4 is a schematic view of the overall construction of the grommet according to the present invention.

In the figure:

1. a loop pipe; 2. wall brushing; 3. an electric telescopic rod; 4. a drive assembly; 41. a rack; 42. a fixed block; 43. a first motor; 44. a gear; 45. a limiting groove; 46. a ball bearing; 5. bottom brushing; 6. a steering assembly; 61. a storage tank; 62. a slider; 63. a second motor; 64. a threaded shaft; 65. a guide groove; 66. a soft rod; 7. a card slot; 8. a clamping block;

9. and (5) lifting a ring.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Example (b):

as shown in fig. 1 to 4, the caisson bottom dredging device comprises a ring pipe 1, wherein an annular groove is formed in the bottom side of the ring pipe 1, clamping grooves 7 are formed in two opposite ends of the inner wall of the ring pipe 1, and a clamping block 8 penetrates through each clamping groove 7 in a sliding manner. After the clamping block 8 is inserted into the clamping groove 7, the ring pipe 1 is limited, so that the device is fixed at a proper position on the caisson.

In this embodiment, a lifting ring 9 is provided at the upper end of the grommet in order to facilitate lifting up the device.

As shown in fig. 1 and 2, two wall brushes 2 are oppositely arranged below the ring pipe 1, and the wall brushes 2 are nano brushes, so that the caisson can be better desilted. The top fixedly connected with electric telescopic handle 3 of wall brush 2, and in the ring canal 1 was inserted to the top of every electric telescopic handle 3, electric telescopic handle 3's top was equipped with drive assembly 4. The driving assembly 4 comprises two fixing blocks 42 and four gears 44, a rack 41 which is annularly arranged is fixedly connected to the top end of the inner wall of the ring pipe 1, the two fixing blocks 42 are oppositely arranged in the ring pipe 1, a first motor 43 is fixedly connected to the inside of the fixing blocks 42, a main shaft of the first motor 43 extends out of the fixing blocks 42 and is fixedly connected with the center position of the corresponding gear 44, the first motor 43 is a double-head motor, and the gear 44 is meshed with the rack 41. The rack 41 generates a pushing force to the fixed block 42 through the gear 44 while the gear 44 rotates, so that the rotation of the gear 44 driven by the first motor 43 is converted into the sliding pushing force of the fixed block 42.

As shown in fig. 1 and 2, two opposite ends of the inner wall of the collar 1 are both provided with a limiting groove 45 in an annular shape, one side of the gear 44 away from the corresponding sliding block 62 is rotatably provided with a ball 46, and one end of the ball 46 located outside the corresponding gear 44 is inserted into the corresponding limiting groove 45. The ball 46 is matched with the limiting groove 45 to limit the gear 44, so that the contact between the gear 44 and the inner wall of the ring pipe 1 is avoided, and the friction force between the gear 44 and the inner wall of the ring pipe 1 is reduced.

As shown in fig. 2 and 3, a bottom brush 5 is rotatably arranged at the bottom end of the wall brush 2, and a steering assembly 6 is arranged at the joint of the wall brush 2 and the bottom brush 5. The steering assembly 6 comprises a soft rod 66, a storage groove 61 is formed in the wall brush 2, a sliding block 62 is connected to the storage groove 61 in a sliding mode, a second motor 63 is arranged in the sliding block 62 in a penetrating mode, a threaded shaft 64 is fixedly connected to the bottom end of a main shaft of the second motor 63, the threaded shaft 64 extends to the storage groove 61 and is connected with the wall brush 2 in a threaded mode, the bottom brush 5 is located at one end of the wall brush 2, a guide groove 65 is formed in one end of the bottom brush, and the soft rod 66 is located in the guide groove 65. The guide groove 65 is formed in a semicircular shape, and the soft rod 66 is a hard soft rod 66. The hard and soft rod 66 allows the soft rod 66 to push the bottom brush 5 in the direction of the guide groove 65.

In this embodiment, one end of the soft rod 66 is fixedly connected to the wall of the guiding groove 65, and the other end of the soft rod 66 is inserted into the handle of the wall brush 2 and rotatably connected to the bottom end of the threaded shaft 64. The second motor 63 drives the screw to rotate and pushes the soft rod 66 to be plugged into the guide groove 65 of the bottom brush 5, so as to drive the bottom brush 5 to rotate and enable the bottom brush 5 to be attached to the bottom side of the caisson.

Install ring pipe 1 on the caisson when using device, and turn to the position of subassembly 6 adjustment wall brush 2 and end brush 5 through the cooperation of electric telescopic handle 3, make wall brush 2 be located the outer wall of caisson the latter half and make end brush 5 be located the caisson bottom, drive assembly 4 drives wall brush 2 and end brush 5 and slides along the outer wall and the bottom of caisson, the attachment that will attach to on the caisson is swept, the deposit sweep that periodic use device will attach to on the caisson has reduced the pile up speed of attachment on the caisson, thereby reduce the desilting frequency of staff to the caisson.

In conclusion, when the caisson is installed, the fixture block 8 is installed at a proper position on the caisson through the bolt, then the ring pipe 1 is sleeved on the caisson after the caisson is installed, the fixture block 8 is inserted into the clamping groove 7, the device is fixed at a proper position on the caisson, the electric telescopic rod 3 is started to adjust the position of the wall brush 2 on the outer wall of the caisson, then the second motor 63 is started to drive the threaded shaft 64 to rotate, the soft rod 66 is pushed to slowly insert into the guide groove 65 along with the sliding of the slide block 62 in the storage groove 61, the bottom brush 5 is pushed to rotate along with the soft insertion into the guide groove 65, and the bottom brush 5 is attached to the bottom side of the caisson.

When the caisson is desilted, the first motor 43 is started to drive the gear 44 to rotate, the rack 41 pushes the fixing block 42 to rotate along the ring pipe 1, and drives the wall brush 2 to slide along the outer wall of the caisson, and simultaneously drives the bottom brush 5 to slide along the bottom side of the caisson, and the wall brush 2 sweeps away attachments attached to the outer wall of the caisson and the bottom side of the caisson.

All the components selected in the application are common standard components or components known to those skilled in the art, and the structure and principle of the components can be known to those skilled in the art through technical manuals or through routine experimental methods.

In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a caisson bottom sediment removal device which characterized in that includes:

a grommet (1);

two wall brushes (2) are oppositely arranged below the ring pipe (1), the top ends of the wall brushes (2) are fixedly connected with electric telescopic rods (3), the top end of each electric telescopic rod (3) is inserted into the ring pipe (1), the top end of each electric telescopic rod (3) is provided with a driving assembly (4), the bottom ends of the wall brushes (2) rotatably penetrate through bottom brushes (5), and steering assemblies (6) are arranged at the connecting positions of the wall brushes (2) and the bottom brushes (5);

the driving assembly (4) comprises two fixing blocks (42) and four gears (44), a rack (41) which is annularly arranged is fixedly connected to the top end of the inner wall of the ring pipe (1), the two fixing blocks (42) are oppositely arranged in the ring pipe (1), a first motor (43) is fixedly connected in each fixing block (42), a main shaft of each first motor (43) extends out of each fixing block (42) and is fixedly connected with the center position of the corresponding gear (44), and the gears (44) are meshed and connected with the racks (41);

limiting grooves (45) which are annularly arranged are formed in two opposite ends of the inner wall of the ring pipe (1), balls (46) penetrate through one side, far away from the corresponding sliding block (62), of the gear (44) in a rotating mode, and one end, located outside the corresponding gear (44), of each ball (46) is inserted into the corresponding limiting groove (45);

the utility model discloses a brush, including the brush holder, turn to subassembly (6), be equipped with hold up tank (61) in wall brush (2), hold up tank (61) sliding connection has slider (62), second motor (63) are worn to be equipped with by slider (62) internal fixation, main shaft bottom fixedly connected with screw spindle (64) of second motor (63), and screw spindle (64) extend to hold up tank (61) outer and with wall brush (2) threaded connection, guide way (65) have been seted up to end brush (5) one end in being located wall brush (2), and the part of soft pole (66) is located guide way (65), the one end of soft pole (66) and the cell wall fixed connection of guide way (65), and the other end of soft pole (66) insert in the brush holder of wall brush (2) and be connected with the bottom rotation of screw spindle (64).

2. The caisson bottom desilting apparatus of claim 1, wherein,

the guide groove (65) is semi-annularly arranged.

3. The caisson bottom desilting apparatus of claim 2,

the two opposite ends of the inner wall of the ring pipe (1) are provided with clamping grooves (7), and clamping blocks (8) penetrate through the clamping grooves (7) in a sliding mode.

4. The caisson bottom desilting apparatus of claim 3,

the upper end of the ring pipe (1) is provided with a lifting ring (9) so as to be convenient for lifting the device.

5. The caisson bottom desilting apparatus of claim 4,

the hairbrush of the wall brush (2) is a nanometer hairbrush.