CN214301903U

CN214301903U - Drag head device on unmanned measuring boat based on trailing suction hopper dredger

Info

Publication number: CN214301903U
Application number: CN202022930139.XU
Authority: CN
Inventors: 彭光明; 万军; 周鹏; 张才俊; 郭素明
Original assignee: CCCC Shanghai Dredging Co Ltd.
Current assignee: CCCC Shanghai Dredging Co Ltd.
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-09-28
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a drag head device on unmanned survey ship based on trailing suction hopper dredger, include: the supporting plate is fixed on the shell; connecting device, connecting device is used for installing fast and fixed to the drag head unit, changes convenient and fast ground and dismantles maintenance work, connecting device includes box and fixed plate, the box passes through the fixed plate and fixes with the top of backup pad, the inside of box is run through and is provided with the installation pole, the drag head unit is fixed at the top of installation pole, and the outside that the installation pole is located the box inside is that the annular array is provided with four groups and is used for carrying out the fixed establishment to the installation pole, and this drag head device on unmanned survey boat based on trailing suction hopper dredger through being provided with changes convenient and fast's connecting device, can directly change the drag head unit of damage or wearing and tearing unit, need not to change the drag head assembly, need not to consume the more time of staff and energy and dismantle it.

Description

Drag head device on unmanned measuring boat based on trailing suction hopper dredger

Technical Field

The utility model relates to a dredging engineering technical field specifically is based on drag suction dredger's harrow head device on unmanned surveying boat.

Background

Dredging engineering is one of the main means for developing, improving and maintaining channels and harbor water areas, and in recent years, with the development of social economy and science and technology, the demand for dredging and maintaining harbor channels and harbor water areas is increasing. The offshore construction environment is complex, underwater environment changes are difficult to monitor visually and timely, and a plurality of uncontrollable safety factors are caused to construction measurement operation. Meanwhile, open sea measurement cannot be implemented in time or cannot be implemented due to the influence of wind waves, construction conditions such as side slope widening, trench excavation, throwing filling and shallow sweeping construction need to be measured in time to know, so that safe, efficient and accurate construction is guaranteed, and underexcavation or overbreak is avoided.

In dredging engineering, a dredger is the most important equipment for dredging and hydraulic filling engineering. The unmanned measuring boat of the existing trailing suction hopper dredger can timely follow the dredging construction, is beneficial to improving the timeliness of water depth data acquisition and the improvement of construction efficiency, and can greatly reduce the corresponding measuring cost. The unmanned survey boat can be provided with sensors of different types such as single-beam, multi-beam and hydrological measurement, and combined operation meeting different requirements is implemented.

The existing drag head of the drag suction dredger mainly comprises an adjusting cover bracket and a movable adjusting cover which are connected through a hinge with high strength, the drag head is easy to damage or wear after being used for a long time, if the drag head needs to be replaced and maintained, the whole drag head unit needs to be disassembled, more time and energy of workers need to be consumed to disassemble the drag head unit, the operation is complex, time and labor are wasted, and the normal use of the drag suction dredger is influenced. To this end, we propose a drag head device on an unmanned survey boat based on a trailing suction hopper dredger.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drag head device on unmanned measuring boat based on trailing suction hopper dredger to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: drag head device on unmanned survey ship based on trailing suction hopper dredger includes: the supporting plate is fixed on the shell; a connecting device for being directed at harrow head unit carries out quick installation and fixed, changes convenient and fast and carries out dismantlement maintenance work.

Preferably, connecting device includes box and fixed plate, the box passes through the fixed plate and fixes with the top of backup pad, the inside of box is run through and is provided with the installation pole, the drag head unit is fixed at the top of installation pole, and the outside that the installation pole is located the box inside is annular array and is provided with four sets of fixed establishment that are used for fixing the installation pole.

Preferably, the fixing mechanism comprises four lead screws, a thread block is connected to the bottom end of each lead screw in a threaded manner, a pulley is mounted on one side, close to the mounting rod, of each thread block, a driving triangular block is arranged on one side, far away from the thread block, of each pulley, a sliding groove is formed in an inclined plane of one side of each driving triangular block, each pulley is connected with the corresponding driving triangular block in a sliding manner through the corresponding sliding groove, a linkage plate is fixed at the bottom of each driving triangular block, a connecting block is fixed on one side, close to the mounting rod, of each linkage plate, a trapezoidal clamping block is fixed at one end, far away from the linkage plate, of each connecting block, trapezoidal clamping grooves matched with the trapezoidal clamping blocks are formed in the side wall of the mounting rod, sliding rods penetrate through two sides, close to the bottom end of each trapezoidal clamping block, one end of each sliding rod is fixed to the inner side wall of the box body, springs are arranged around the outer portions of the sliding rods, and two ends of the springs are respectively connected with the linkage plate and the box body, the other end of the sliding rod is fixed with a pressing plate, one side of the pressing plate is in contact with the side wall of the mounting rod in a laminating mode, and a driving device used for driving the four screw rods to rotate in the same direction is arranged at the top of the box body.

Preferably, one end of the thread block, which is far away from the pulley, is fixed with a limiting block, and a limiting groove matched with the limiting block is formed in the inner side wall of the box body.

Preferably, the driving device comprises a driving shaft fixedly connected with the top end of the screw rod and a disc-shaped box fixed at the top of the box body, a driving motor is installed at the top of the disc-shaped box, and the output end of the driving motor is in transmission connection with a transmission mechanism.

Preferably, the transmission mechanism comprises driving gears fixed with the output end of the driving motor, the driving gears are located inside the disc-shaped box, the number of the driving shafts is four, each driving shaft is sleeved with one driven gear, the driving gears are meshed with the driven gears, and the outer sides of the driven gears are connected through the same synchronous belt in a transmission mode.

Preferably, the top of the box body is provided with a through hole, a bearing is clamped in the through hole, and the driving shaft is rotatably connected into an inner ring of the bearing.

Preferably, the outer side of the driving motor is sleeved with a protective shell, and the protective shell is fixed on the disc-shaped box.

Preferably, the top of the box body is provided with a square sealing ring.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a be provided with the connecting device who changes convenient and fast, can directly change the rake head unit of damage or wearing and tearing unit, need not to change the rake head assembly, need not to consume the more time of staff and energy and dismantle it, easy operation, labour saving and time saving.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the drag head unit of the present invention;

FIG. 3 is a schematic structural view of the fixing mechanism and the transmission mechanism of the present invention;

fig. 4 is a schematic view of a partial structure of the fixing mechanism of the present invention;

fig. 5 is a schematic view of the structure of fig. 4 from another perspective according to the present invention;

FIG. 6 is an enlarged view of the area A in FIG. 4

Fig. 7 is an enlarged view of the region B in fig. 3.

In the figure: 1-a shell; 2-a support plate; 3-a drag head unit; 4-a connecting means; 5-a box body; 6, fixing a plate; 7-a fixing mechanism; 8-mounting a rod; 9-a drive device; 10-a protective shell; 11-a screw rod; 12-a thread block; 13-a pulley; 14-driving the triangular block; 15-a chute; 16-a linkage plate; 17-connecting blocks; 18-trapezoidal fixture blocks; 19-trapezoidal card slot; 20-a slide bar; 21-a spring; 22-a compacting plate; 23-a limiting block; 24-a limit groove; 25-a drive shaft; 26-a bearing; 27-a disc-shaped tank; 28-a transmission mechanism; 29-a drive motor; 30-a drive gear; 31-a driven gear; 32-synchronous belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: drag head device on unmanned survey ship based on trailing suction hopper dredger includes: the drag head unit comprises a shell 1, a supporting plate 2 and a drag head unit 3, wherein the supporting plate 2 is fixed on the shell 1; and the connecting device 4 is used for quickly installing and fixing the drag head unit 3, and is convenient and quick to replace for disassembling and maintaining.

Connecting device 4 includes box 5 and fixed plate 6, box 5 is fixed through fixed plate 6 and backup pad 2's top, the inside of box 5 is run through and is provided with installation pole 8, drag head unit 3 is fixed at the top of installation pole 8, and the outside that installation pole 8 is located box 5 inside is that annular array is provided with four groups and is used for carrying out fixed establishment 7 to installation pole 8, through being provided with the connecting device 4 of changing convenient and fast, can directly change the drag head unit 3 of damage or wearing and tearing unit, need not to change the drag head assembly, need not to consume the more time of staff and energy and dismantle it, easy operation, labour saving and time saving.

The fixing mechanism 7 comprises four lead screws 11, the bottom end of each lead screw 11 is in threaded connection with a threaded block 12, one side, close to the installation rod 8, of each threaded block 12 is provided with a pulley 13, one side, far away from the threaded block 12, of each pulley 13 is provided with a driving triangular block 14, one side, far away from the threaded block 12, of each driving triangular block 14 is provided with a sliding chute 15, each pulley 13 is in sliding connection with the driving triangular block 14 through the corresponding sliding chute 15, the bottom of each driving triangular block 14 is fixedly provided with a linkage plate 16, one side, close to the installation rod 8, of each linkage plate 16 is fixedly provided with a connecting block 17, one end, far away from the linkage plate 16, of each connecting block 17 is fixedly provided with a trapezoidal clamping block 18, the side wall of the installation rod 8 is provided with a trapezoidal clamping groove 19 matched with the trapezoidal clamping block 18, two sides, close to the bottom end, of each trapezoidal clamping block 18 are slidably penetrated with a sliding rod 20, one end of each sliding rod 20 is fixed with the inner side wall of the box 5, a spring 21 is arranged outside the sliding rod 20 in a surrounding mode, two ends of the spring 21 are respectively connected with the linkage plate 16 and the box body 5, a pressing plate 22 is fixed to the other end of the sliding rod 20, one side of the pressing plate 22 is in contact with the side wall of the mounting rod 8 in a fitting mode, and a driving device 9 used for driving the four screw rods 11 to rotate in the same direction is arranged at the top of the box body 5;

the working principle of the connecting device 4 is as follows: when the rake head unit 3 is damaged and needs to be replaced and maintained, the four lead screws 11 are driven to rotate simultaneously through the transmission mechanism 28, the lead screws 11 are rotated, so that the thread blocks 12 drive the pulleys 13 to move upwards, the pulleys 13 can slide in the chutes 15 of the driving triangle blocks 14 during the upward movement, linkage reaction is generated, the driving triangle blocks 14 can move towards one side far away from the installation rods 8, the driving triangle blocks 14 drive the linkage plates 16 to move towards the direction close to the inner side wall of the box body 5, and the installation rods 8 can be taken out of the box body 5 until the connecting blocks 17 drive the trapezoidal clamping blocks 18 to be completely separated from the trapezoidal clamping grooves 19, so that the rake head unit 3 is disassembled.

The end of the thread block 12 far away from the pulley 13 is fixed with a limiting block 23, the inner side wall of the box body 5 is provided with a limiting groove 24 matched with the limiting block 23, and the self-rotation phenomenon of the thread block 12 during movement is prevented for limiting.

The driving device 9 comprises a driving shaft 25 fixedly connected with the top end of the screw rod 11 and a disc-shaped box 27 fixed on the top of the box body 5, a driving motor 29 is installed on the top of the disc-shaped box 27, and the output end of the driving motor 29 is in transmission connection with a transmission mechanism 28;

the transmission mechanism 28 comprises driving gears 30 fixed with the output end of the driving motor 29, the driving gears 30 are located inside the disc-shaped box 27, four driving shafts 25 are provided, each driving shaft 25 is sleeved with a driven gear 31, the driving gears 30 are meshed with the driven gears 31, and the outer sides of the four driven gears 31 are in transmission connection through a same synchronous belt 32;

the operating principle of the transmission mechanism 28 is as follows: start driving motor 29 through peripheral controller and rotate an angle, driving motor 29 drives driving gear 30 rotatory, driving gear 30 is again through the meshing transmission with driven gear 31, it is rotatory to drive one of them driven gear 31, this driven gear 31 rethread hold-in range 32's transmission effect, it rotates to drive other three driven gear 31, drive shaft 25 on four driven gear 31 this moment can be the syntropy simultaneously rotatory, and then drive four lead screws 11 and can the syntropy rotate simultaneously, thereby it can accomplish the action of dismantling automatically to drive fixed establishment 7.

The top of box 5 has seted up the through-hole, and has connect bearing 26 in the through-hole, drive shaft 25 rotates and connects in the inner circle of bearing 26, for make the rotation of drive shaft 25 more stable and not appear rocking.

The protective shell 10 is sleeved outside the driving motor 29, and the protective shell 10 is fixed on the disc-shaped box 27 and plays a role in sealing protection.

The top of box 5 is provided with square seal ring, plays sealed protection's effect.

The circuit control systems applied in the technical scheme are all in conventional arrangement, and are not described redundantly.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. Drag head device on unmanned survey ship based on trailing suction hopper dredger, its characterized in that includes:

the scraper head device comprises a shell (1), a supporting plate (2) and a scraper head unit (3), wherein the supporting plate (2) is fixed on the shell (1);

a connecting device (4) for quick mounting and fixing of the drag head unit (3);

connecting device (4) include box (5) and fixed plate (6), box (5) are fixed through the top of fixed plate (6) with backup pad (2), the inside of box (5) is run through and is provided with installation pole (8), drag head unit (3) are fixed at the top of installation pole (8), and install that pole (8) are located the outside of box (5) inside and are that the annular array is provided with four sets of fixed establishment (7) that are used for fixing installation pole (8).

2. The drag head apparatus on a trailing suction hopper dredger based unmanned survey vessel of claim 1, wherein: the fixing mechanism (7) comprises four lead screws (11), the bottom ends of the lead screws (11) are in threaded connection with thread blocks (12), one side, close to the installation rod (8), of each thread block (12) is provided with a pulley (13), one side, far away from the thread blocks (12), of each pulley (13) is provided with a driving triangular block (14), one side inclined plane of each driving triangular block (14) is provided with a sliding groove (15), each pulley (13) is in sliding connection with the driving triangular block (14) through the corresponding sliding groove (15), the bottom of each driving triangular block (14) is fixedly provided with a linkage plate (16), one side, close to the installation rod (8), of each linkage plate (16) is fixedly provided with a connecting block (17), one end, far away from the linkage plate (16), of each connecting block (17) is fixedly provided with a trapezoidal clamping block (18), the side wall of each installation rod (8) is provided with a trapezoidal clamping groove (19) matched with the trapezoidal clamping block (18), the two sides, close to the bottom end, of each trapezoid clamping block (18) are provided with a sliding rod (20) in a sliding penetrating mode, one end of each sliding rod (20) is fixed to the inner side wall of the box body (5), springs (21) are arranged around the outer portions of the sliding rods (20), the two ends of each spring (21) are connected with the corresponding linkage plate (16) and the box body (5) respectively, the other ends of the sliding rods (20) are fixed with pressing plates (22), one sides of the pressing plates (22) are in contact with the side wall of the corresponding mounting rod (8) in a fitting mode, and the top of the box body (5) is provided with a driving device (9) used for driving the four screw rods (11) to rotate in the same direction.

3. The drag head apparatus on a trailing suction hopper dredger based unmanned survey vessel of claim 2, wherein: one end, far away from the pulley (13), of the thread block (12) is fixed with a limiting block (23), and a limiting groove (24) matched with the limiting block (23) is formed in the inner side wall of the box body (5).

4. The drag head apparatus on a trailing suction hopper dredger based unmanned survey vessel of claim 2, wherein: the driving device (9) comprises a driving shaft (25) fixedly connected with the top end of the screw rod (11) and a disc-shaped box (27) fixed to the top of the box body (5), a driving motor (29) is installed at the top of the disc-shaped box (27), and the output end of the driving motor (29) is in transmission connection with a transmission mechanism (28).

5. The drag head apparatus on a trailing suction hopper dredger based unmanned survey boat of claim 4, wherein: drive mechanism (28) include driving gear (30) fixed with the output end of driving motor (29), driving gear (30) are located the inside of disk case (27), drive shaft (25) are provided with four, and all cup jointed a driven gear (31) on every drive shaft (25), driving gear (30) are connected with driven gear (31) meshing, four driven gear (31)'s the outside is connected through same hold-in range (32) transmission.

6. The drag head apparatus on a trailing suction hopper dredger based unmanned survey boat of claim 4, wherein: the top of the box body (5) is provided with a through hole, a bearing (26) is clamped in the through hole, and the driving shaft (25) is rotatably connected into an inner ring of the bearing (26).

7. The drag head apparatus on a trailing suction hopper dredger based unmanned survey boat of claim 4, wherein: the outer side of the driving motor (29) is sleeved with a protective shell (10), and the protective shell (10) is fixed on the disc-shaped box (27).

8. The drag head apparatus on a trailing suction hopper dredger based unmanned survey vessel of claim 1, wherein: the top of the box body (5) is provided with a square sealing ring.