Underwater three-dimensional vibration dredging device

Abstract

The utility model provides an underwater three-dimensional vibration dredging device which comprises a base, a vibration assembly, a drill rod and a driving assembly. The vibration assembly comprises a vibration frame, a vibration motor and a vibration spring, the vibration frame is movably installed on the base, and the vibration motor is installed on the vibration frame and used for driving the vibration frame to vibrate; the vibrating spring is mounted between the base and the vibrating frame; the drill rod is rotationally installed on the vibration frame, a first nozzle and a second nozzle are arranged at the bottom end of the drill rod, the first nozzle is used for spraying mixed jet flow of water and air, and the second nozzle is used for spraying water jet flow; the driving assembly is installed on the base, connected with the drill rod and used for driving the drill rod to rotate. Through the fluidization effect of mechanical vibration of the drill rod, mixed jet flow rotary spraying and water jet flow rotary spraying of water and air are matched, fluidization and loosening of silt accumulated underwater are achieved, the silt suction speed can be increased, and therefore the silt removal efficiency of underwater silt removal is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water conservancy construction technical field especially relates to a underwater three -dimensional vibration dredging device. BACKGROUND

[0002] In the water conservancy construction process, underwater dredging is an essential link. At present, the device for underwater dredging operation mainly includes dredging ship and underwater cleaning equipment. The underwater cleaning equipment usually adopts grab, cutter suction or pump suction, wherein the grab is usually applied in the dredging and cleaning engineering of small and medium river, and is more remarkable for the river with thick silt layer and more obstacles, and the cleaning method is convenient to operate and is basically not affected by weather changes, but the stirred silt may return to the water area again, affecting the overall dredging efficiency. The cutter suction type dredging method has the advantages of high precision, silt not easy to leak and no influence on river navigation, and is widely applied in medium river. The pump suction type dredging method is suitable for most small rivers.

[0003] However, for the cutter suction or pump suction method, if the sediment deposition, the suction speed will be reduced, thereby greatly reducing the dredging efficiency of underwater dredging. CONTENT OF THE UTILITY MODEL

[0004] Therefore, the utility model provides a underwater three -dimensional vibration dredging device to solve the technical problem that the sediment deposition reduces the suction speed and greatly reduces the dredging efficiency of underwater dredging in the background art.

[0005] The technical scheme of the utility model is realized as follows:

[0006] The utility model provides a underwater three -dimensional vibration dredging device, including base, vibration subassembly, drill pipe and drive assembly, wherein:

[0007] The vibration subassembly includes vibration frame, vibration motor and vibration spring, the vibration frame is movably installed on the base, the vibration motor is installed on the vibration frame and is used for driving the vibration frame to vibrate, the vibration spring is installed between the base and the vibration frame, the drill pipe is rotatably installed on the vibration frame, the bottom end of the drill pipe is provided with first nozzle and second nozzle, the first nozzle is used for spraying mixed jet of water and air, and the second nozzle is used for spraying water jet, the drive assembly is installed on the base and is connected with the drill pipe and is used for driving the drill pipe to rotate.

[0008] The vibration subassembly includes vibration frame, vibration motor and vibration spring, the vibration frame is movably installed on the base, the vibration motor is installed on the vibration frame and is used for driving the vibration frame to vibrate, the vibration spring is installed between the base and the vibration frame, the drill pipe is rotatably installed on the vibration frame, the bottom end of the drill pipe is provided with first nozzle and second nozzle, the first nozzle is used for spraying mixed jet of water and air, and the second nozzle is used for spraying water jet, the drive assembly is installed on the base and is connected with the drill pipe and is used for driving the drill pipe to rotate.

[0009] The vibration subassembly includes vibration frame, vibration motor and vibration spring, the vibration frame is movably installed on the base, the vibration motor is installed on the vibration frame and is used for driving the vibration frame to vibrate, the vibration spring is installed between the base and the vibration frame, the drill pipe is rotatably installed on the vibration frame, the bottom end of the drill pipe is provided with first nozzle and second nozzle, the first nozzle is used for spraying mixed jet of water and air, and the second nozzle is used for spraying water jet, the drive assembly is installed on the base and is connected with the drill pipe and is used for driving the drill pipe to rotate.

[0010] On the basis of the above technical scheme, preferably, the vibration motor is provided with two, two vibration motors are arranged on the two sides of the vibration frame, and an included angle is arranged between the axes of the two vibration motors.

[0011] On the basis of the above technical scheme, preferably, the vibration assembly further comprises a plurality of movable connection assemblies, the movable connection assembly comprises a first connecting seat, a second connecting seat and a connecting sheet, the first connecting seat is installed at the bottom of the vibration frame, a first supporting column is arranged on the first connecting seat, the second connecting seat is installed on the base, a second supporting column is arranged on the second connecting seat, and the two ends of the vibration spring are respectively sleeved on the first supporting column and the second supporting column, the connecting sheet is connected with the first connecting seat and the second connecting seat respectively, and the connecting sheet is arc-shaped.

[0012] On the basis of the above technical scheme, preferably, a plunger pump and an air compressor are further included, the drill rod is provided with a first channel, a second channel and a third channel, the plunger pump is connected with the first channel and the second channel, and is used for passing in high-pressure water, the air compressor is connected with the third channel, and is used for passing in high-pressure air, the second nozzle is in communication with the first channel, and the first nozzle is in communication with the second channel and the third channel.

[0013] On the basis of the above technical scheme, preferably, the first nozzle is located above the second nozzle, and the spraying direction of the first nozzle is obliquely upward, and the spraying direction of the second nozzle is obliquely downward.

[0014] On the basis of the above technical scheme, preferably, the driving assembly comprises a driving motor and a transmission mechanism, the driving motor is installed on the base, and the transmission mechanism is connected with the driving motor and the drill rod respectively.

[0015] On the basis of the above technical scheme, preferably, the driving assembly further comprises a flexible coupling and a transmission shaft, the flexible coupling is connected with the driving motor and the transmission shaft respectively, the transmission shaft is rotatably installed on the vibration frame, and the transmission mechanism is connected with the transmission shaft and the drill rod respectively.

[0016] On the basis of the above technical scheme, preferably, the transmission mechanism comprises a first sprocket, a second sprocket and a chain, the first sprocket is installed on the transmission shaft, the second sprocket is installed on the drill rod, and the chain is installed on the first sprocket and the second sprocket.

[0017] On the basis of the above technical scheme, preferably, the base is provided with a camera and a sonar at the bottom.

[0018] On the basis of the above technical scheme, preferably, the base top is provided with an ear, and the ear is provided with a hoisting hole.

[0019] The underwater three-dimensional vibration dredging device has the following beneficial effects compared with the prior art:

[0020] (1) The drill rod is rotated by the driving assembly, the first nozzle arranged at the bottom end of the drill rod sprays the mixed jet flow of water and air, the second nozzle sprays the water jet flow, the vibration frame is vibrated by the vibration motor, the drill rod is vibrated, the fluidization effect of the mechanical vibration of the drill rod is combined with the mixed jet flow rotation spraying of water and air + the water jet flow rotation spraying, the fluidization and loosening of the underwater accumulated silt are realized, the suction speed of the silt can be improved, and therefore the dredging efficiency of underwater dredging is improved;

[0021] (2) The two vibration motors are arranged on the two sides of the vibration frame, and an included angle is arranged between the axes of the two vibration motors, so that the swing vibration in the front-back direction and the left-right direction is realized while vibrating up and down, the vibration in six degrees of freedom in space is realized, the vibration effect is improved, and therefore the fluidization effect of the silt is improved;

[0022] (3) The first connecting seat is mounted at the bottom of the vibration frame, the first connecting seat is provided with a first supporting column, the second connecting seat is mounted on the base, the second connecting seat is provided with a second supporting column, the two ends of the vibration spring are sleeved on the first supporting column and the second supporting column respectively, the connecting pieces are connected with the first connecting seat and the second connecting seat respectively, the connecting pieces are arc-shaped, the movable connection of the vibration frame and the base is realized, the vibration frame can vibrate relative to the base when the vibration motor vibrates, the vibration frame is prevented from being easily damaged due to the hard connection with the base, and the service life of the device is improved;

[0023] (4) The jet direction of the first nozzle is upward and oblique, the jet direction of the second nozzle is downward and oblique, the directions of the first nozzle and the second nozzle are different, so that the jet range is larger, and the loosening effect on the silt is better; the first nozzle is located above the second nozzle, the silt deposition in the upper part is more serious, the mixed jet flow of water and air is used to spray the upper silt, the water jet flow is used to spray the lower silt, the silt can be loosened in layers, the utilization rate of resources is higher, and better silt loosening effect can be achieved;

[0024] (5) through the flexible coupling is connected with the driving motor and the transmission shaft respectively, the transmission shaft is rotatably installed on the vibration frame, the transmission mechanism is connected with the transmission shaft and the drill pipe respectively, the impact force of vibration is absorbed by the flexible coupling, only the torque is transmitted to the drill pipe, the impact force to the drill pipe is reduced, and the service life of the drill pipe is improved. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained according to these drawings without creative labor for those skilled in the art.

[0026] Figure 1 It is a structure schematic view of the underwater three-dimensional vibration dredging device of the present application.

[0027] Figure 2 It is a perspective view of the base, the vibration assembly, the drill pipe and the driving assembly of the present application.

[0028] Figure 3 It is a structure schematic view of the drill pipe and the driving assembly of the present application.

[0029] Figure 4 It is a structure schematic view of the vibration assembly of the present application.

[0030] Figure 5 It is a structure schematic view of the movable connecting assembly of the present application.

[0031] Explanation of reference numerals: 1-base, 2-vibration assembly, 3-drill pipe, 4-driving assembly, 5-plunger pump, 6-air compressor, 7-camera, 8-sonar;

[0032] 11-lifting lug, 111-lifting hole;

[0033] 21-vibration frame, 22-vibration motor, 23-vibration spring, 24-movable connecting assembly, 241-first connecting seat, 242-second connecting seat, 243-connecting plate, 244-first supporting column, 245-second supporting column;

[0034] 31-first nozzle, 32-second nozzle, 33-first channel, 34-second channel, 35-third channel;

[0035] 41-driving motor, 42-transmission mechanism, 421-first sprocket, 422-second sprocket, 423-chain, 43-flexible coupling, 44-transmission shaft. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the utility model will be apparently and completely described in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0037] Referring to Figures 1-5 The utility model discloses an underwater three-dimensional vibration dredging device, including base 1, vibration subassembly 2, drill rod 3 and drive assembly 4, wherein:

[0038] The base 1 is the frame type structure, and the bottom is provided with channel steel to be elevated, so that the contact area of the base 1 and the silt can be reduced, so that the base 1 can be stably erected on the silt after being put into the water.

[0039] The vibration subassembly 2 includes vibration frame 21, vibration motor 22 and vibration spring 23, the vibration frame 21 is movably installed on the base 1, the vibration motor 22 is installed on the vibration frame 21, and is used for driving the vibration of the vibration frame 21, the vibration spring 23 is installed between the base 1 and the vibration frame 21, and the vibration spring 23 is provided with four groups, each group is provided with two vibration springs 23, and the four groups of vibration springs 23 are located at the four corners of the bottom surface of the vibration frame 21, and the vibration frame 21 is located above the base 1.

[0040] The drill rod 3 is rotatably installed on the vibration frame 21, the bottom end of the drill rod 3 is provided with first nozzle 31 and second nozzle 32, the first nozzle 31 is used for spraying the mixed jet of water and air, and the second nozzle 32 is used for spraying water jet.

[0041] The drive assembly 4 is installed on the base 1 and is connected with the drill rod 3, and is used for driving the rotation of the drill rod 3.

[0042] The underwater three-dimensional vibration dredging device provided in the embodiment drives the rotation of the drill rod 3 through the drive assembly 4, the bottom end of the drill rod 3 is provided with the first nozzle 31 spraying the mixed jet of water and air and the second nozzle 32 spraying water jet while rotating, drives the vibration of the vibration frame 21 through the vibration motor 22, drives the vibration of the drill rod 3, realizes the fluidization and loose of the underwater accumulated silt through the fluidization effect of the mechanical vibration of the drill rod 3, cooperates with the rotary spraying of the mixed jet of water and air + the rotary spraying of water jet, can improve the suction speed of the silt, so as to improve the dredging efficiency of underwater dredging.

[0043] In some embodiments, the vibration motor 22 is provided with two, two vibration motors 22 are respectively arranged on both sides of the vibration frame 21, and an included angle is arranged between the axes of the two vibration motors 22, and the drill rod 3 is located between the two vibration motors 22 and the distance to the two vibration motors 22 is the same. By providing two vibration motors 22, two vibration motors 22 are respectively arranged on both sides of the vibration frame 21, and an included angle is arranged between the axes of the two vibration motors 22, the vibration in the up-down direction can be realized while the vibration in the front-back direction and the left-right direction is realized, thereby realizing the vibration in six degrees of freedom in space, improving the vibration effect, and thereby improving the fluidization effect of the silt.

[0044] In some embodiments, the vibration assembly 2 further comprises a plurality of movable connection assemblies 24, each movable connection assembly 24 corresponding to a vibration spring 23, the movable connection assembly 24 comprising a first connecting seat 241, a second connecting seat 242 and a connecting plate 243; the first connecting seat 241 and the second connecting seat 242 are both U-shaped, and the openings of the two are oppositely arranged, the first connecting seat 241 is installed on the bottom of the vibration frame 21, and the first connecting seat 241 is provided with a first supporting column 244; the second connecting seat 242 is installed on the base 1, the second connecting seat 242 is provided with a second supporting column 245, and the two ends of the vibration spring 23 are respectively sleeved on the first supporting column 244 and the second supporting column 245; the connecting plate 243 is connected with the first connecting seat 241 and the second connecting seat 242 respectively, the first connecting seat 241 and the second connecting seat 242 are connected by two connecting plates 243, the two connecting plates 243 are respectively located on both sides of the vibration spring 23, and the connecting plate 243 is arc-shaped. Through the above structure, the movable connection of the vibration frame 21 and the base 1 is realized, so that when the vibration motor 22 vibrates, the vibration frame 21 can vibrate relative to the base 1, avoiding the hard connection of the vibration frame 21 and the base 1 which makes the vibration frame 21 easy to be damaged, and improving the service life of the device.

[0045] In some embodiments, the underwater three-dimensional vibration dredging device further comprises a plunger pump 5 and an air compressor 6, the drill pipe 3 is provided with a first channel 33, a second channel 34 and a third channel 35, the plunger pump 5 is connected with the first channel 33 and the second channel 34, and is used for inputting high-pressure water (pressure 20-30 Mpa); the air compressor 6 is connected with the third channel 35, and is used for inputting high-pressure air (pressure 1 Mpa); the second nozzle 32 is communicated with the first channel 33, and the first nozzle 31 is communicated with the second channel 34 and the third channel 35. The plunger pump 5 inputs high-pressure water into the first channel 33 and the second channel 34, the air compressor 6 inputs high-pressure air into the third channel 35, the first nozzle 31 is communicated with the second channel 34 and the third channel 35, so that a mixed jet of water and air is formed at the first nozzle 31, and the second nozzle 32 is communicated with the first channel 33, so that a water jet is formed at the second nozzle 32.

[0046] In some embodiments, the first nozzle 31 is located above the second nozzle 32, and the spraying direction of the first nozzle 31 is inclined upward, and the spraying direction of the second nozzle 32 is inclined downward. By the spraying direction of the first nozzle 31 being inclined upward and the spraying direction of the second nozzle 32 being inclined downward, the directions of the first nozzle 31 and the second nozzle 32 are different, so that the spraying range can be larger, and the loosening effect on the silt can be better; the first nozzle 31 is located above the second nozzle 32, the upper silt deposition is more serious, the upper silt is sprayed by using the mixed jet of water and air with stronger power, and the lower silt is sprayed by using the water jet, so that the silt can be loosened in layers, the utilization rate of resources is higher, and a better silt loosening effect can be achieved.

[0047] In some embodiments, the driving assembly 4 comprises a driving motor 41 and a transmission mechanism 42, the driving motor 41 is installed on the base 1, and the transmission mechanism 42 is connected with the driving motor 41 and the drill pipe 3 respectively. The driving motor 41 drives the transmission mechanism 42, the transmission mechanism drives the drill pipe 3 to rotate, and the drilling operation of the drill pipe 3 is realized.

[0048] In some embodiments, the driving assembly 4 further comprises a flexible coupling 43 and a transmission shaft 44, the flexible coupling 43 is connected with the driving motor 41 and the transmission shaft 44 respectively, the transmission shaft 44 is rotatably installed on the vibration frame 21, and the transmission mechanism 42 is connected with the transmission shaft 44 and the drill pipe 3 respectively. By connecting the flexible coupling 43 with the driving motor 41 and the transmission shaft 44 respectively, rotatably installing the transmission shaft 44 on the vibration frame 21, and connecting the transmission mechanism 42 with the transmission shaft 44 and the drill pipe 3 respectively, the impact force of vibration is absorbed by the flexible coupling 43, only the torque is transmitted to the drill pipe 3, the impact force on the drill pipe 3 is reduced, and the service life of the drill pipe 3 is improved.

[0049] In some embodiments, the transmission mechanism 42 comprises a first sprocket 421, a second sprocket 422 and a chain 423, the first sprocket 421 is installed on the transmission shaft 44, the second sprocket 422 is installed on the drill pipe 3, and the chain 423 is installed on the first sprocket 421 and the second sprocket 422. By driving the transmission shaft 44 to rotate by the driving motor 41, the first sprocket 421 is driven to rotate, the first sprocket 421 drives the second sprocket 422 to rotate through the chain 423, so as to drive the drill pipe 3 to rotate. This transmission mode has the following advantages: accurate average transmission ratio, reliable work, high efficiency; large transmission power, strong overload capacity, small transmission size under the same working condition; small required tension, small pressure acting on the shaft.

[0050] In other embodiments, the transmission mechanism 42 can also adopt gear transmission, synchronous belt transmission and other transmission structures, as long as it can transmit the rotation of the transmission shaft 44 to the drill pipe 3 to make it rotate.

[0051] In some embodiments, the base 1 is provided with a camera 7 and a sonar 8 at the bottom. By providing the camera 7 and the sonar 8 at the bottom of the base 1, the fluidization condition of underwater sand dredging flow can be observed. The camera 7 and the sonar 8 can be respectively arranged on both sides of the bottom of the base 1.

[0052] In some embodiments, the base 1 is provided with an ear 11 at the top, and the ear 11 is provided with a lifting hole 111. Four corners of the top of the base 1 are respectively provided with the ear 11. When the base 1 is put into water, the lifting hole 111 can be hung by the lifting equipment, the base 1 is slowly put into water, so that the drill pipe 3 can be directly put into the sand, and the operation convenience of the device is improved.

[0053] The working principle of the underwater three-dimensional vibration dredging device is as follows: the whole vibration dredging device is hoisted and placed into water, the drill rod 3 is inserted into the silt under the action of the self-weight of the device; the drill rod 3 is rotated to realize drilling operation by the driving assembly 4; the drill rod 3 is rotated, the first nozzle 31 is used to spray the mixed jet of water and air, and the second nozzle 32 is used to spray the water jet; the vibration frame 21 is vibrated by the vibration motor 22 to drive the drill rod 3 to vibrate. Through the fluidization effect of the mechanical vibration of the drill rod 3, the mixed jet rotation spraying of water and air and the water jet rotation spraying are combined to realize the fluidization and loosening of the underwater accumulated silt, the suction speed of the silt can be improved, and the dredging efficiency of the underwater dredging can be improved.

[0054] The above merely describes the preferred embodiment of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An underwater three-dimensional vibratory dredging device, characterized in that, The utility model relates to a drilling machine, including base, vibration subassembly, drill rod and drive assembly, wherein: The vibration subassembly includes vibration frame, vibration motor and vibration spring, the vibration frame is movably installed on the base, the vibration motor is installed on the vibration frame and is used for driving the vibration frame to vibrate, the vibration spring is installed between the base and the vibration frame, The drill rod is rotatably installed on the vibration frame, the bottom end of the drill rod is provided with first nozzle and second nozzle, the first nozzle is used for spraying mixed jet of water and air, and the second nozzle is used for spraying water jet, The drive assembly is installed on the base and is connected with the drill rod and is used for driving the drill rod to rotate.

2. The underwater three-dimensional vibratory dredging apparatus of claim 1, wherein, The vibration motor is provided with two, two vibration motors are arranged at the both sides of vibration frame respectively, and the axis line between two vibration motors is provided with included angle.

3. The underwater three-dimensional vibratory dredging apparatus of claim 2, wherein, The vibration subassembly further includes a plurality of movable connecting assemblies, the movable connecting assemblies include first connecting seat, second connecting seat and connecting sheet, the first connecting seat is installed on the bottom of the vibration frame, the first connecting seat is provided with first support column, the second connecting seat is installed on the base, the second connecting seat is provided with second support column, and the both ends of the vibration spring are respectively sleeved on the first support column and the second support column, the connecting sheet is connected with the first connecting seat and the second connecting seat respectively, and the connecting sheet is arc-shaped.

4. The underwater three-dimensional vibratory dredging apparatus of claim 1, wherein, Further include plunger pump and air compressor, the drill rod is provided with first channel, second channel and third channel, the plunger pump is connected with first channel and second channel and is used for passing in high pressure water, the air compressor is connected with third channel and is used for passing in high pressure air, the second nozzle is communicated with first channel, and the first nozzle is communicated with second channel and third channel.

5. The underwater three-dimensional vibratory dredging apparatus of claim 4, wherein, The first nozzle is located above the second nozzle, and the jet direction of the first nozzle is towards oblique upper side, and the jet direction of the second nozzle is towards oblique lower side.

6. The underwater three-dimensional vibratory dredging apparatus of claim 1, wherein, The drive assembly includes drive motor and transmission mechanism, the drive motor is installed on the base, and the transmission mechanism is connected with the drive motor and the drill rod respectively.

7. The underwater stereoscopic vibratory dredging apparatus of claim 6, wherein, The drive assembly further includes flexible coupling and transmission shaft, the flexible coupling is connected with the drive motor and the transmission shaft respectively, the transmission shaft is rotatably installed on the vibration frame, and the transmission mechanism is connected with the transmission shaft and the drill rod respectively.

8. The underwater three-dimensional vibratory dredging apparatus of claim 7, wherein, The transmission mechanism includes first sprocket, second sprocket and chain, the first sprocket is installed on the transmission shaft, the second sprocket is installed on the drill rod, and the chain is installed on the first sprocket and the second sprocket.

9. The underwater three-dimensional vibratory dredging device according to any one of the preceding claims 1-8, characterized in that, The base bottom is provided with camera and sonar.

10. The underwater three-dimensional vibratory dredging device according to any one of the preceding claims 1-8, characterized in that, The base top is provided with lifting lug, and the lifting lug is provided with lifting hole.

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