CN110093925B - Underwater stone throwing device - Google Patents

Underwater stone throwing device Download PDF

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Publication number
CN110093925B
CN110093925B CN201910526173.XA CN201910526173A CN110093925B CN 110093925 B CN110093925 B CN 110093925B CN 201910526173 A CN201910526173 A CN 201910526173A CN 110093925 B CN110093925 B CN 110093925B
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China
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plate
rotating shaft
box body
rotating
positioning pulley
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CN201910526173.XA
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CN110093925A (en
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陶然
史春岩
熊韬
黄睿奕
乐砾
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China Harbour Engineering Co Ltd
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China Harbour Engineering Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D15/00Handling building or like materials for hydraulic engineering or foundations
    • E02D15/10Placing gravel or light material under water inasmuch as not provided for elsewhere

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • Underground Or Underwater Handling Of Building Materials (AREA)
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Abstract

The invention discloses an underwater riprap device, which comprises: the carrying box is formed by a pair of box bodies which are open at the top, open at the bottom and open at opposite surfaces and are connected together by front and rear connecting plates, the box bodies are provided with lifting rings, and the bottoms of the box bodies are rotatably connected with a pair of bottom plates; the supporting assembly comprises a first supporting plate and a second supporting plate which are arranged on the outer side of the side wall of the box body and connected with the bottom plate, and rollers are arranged between the first supporting plate and the second supporting plate; the fixed assembly comprises a third rotating shaft, a positioning pulley and a rotating plate, wherein the third rotating shaft, the positioning pulley and the rotating plate are arranged on the side wall of the box body, the rotating plate is arranged on the third rotating shaft in a sleeved mode, the third rotating shaft is horizontally arranged and is higher than the second rotating shaft in position, a circular arc-shaped chute is formed in the bottom end of the rotating plate, the idler wheel is in contact with the inner rail of the chute and can extend the inner rail of the chute to slide, a pull ring is further arranged on the chute, a pull rope is arranged on the pull ring, the positioning. The invention has high transportation efficiency and long service life.

Description

Underwater stone throwing device
Technical Field
The invention relates to the technical field of underwater engineering construction equipment, in particular to an underwater stone throwing device.
Background
In the construction and construction of the breakwater armor, part of large stones are often added to increase the strength of the breakwater, especially in a water area with deeper water depth, the traditional method of adding the large stones in the construction process is to transport and throw stones for a string bag or a grab bucket, the construction precision is difficult to control by adopting the string bag to throw stones, and the string bag is damaged and has short service life; the grab bucket is adopted for stone throwing, the size of the grab bucket is limited, and the construction efficiency is low, so that the design of the stone throwing device with high construction precision, high construction efficiency and long service life has great significance.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The invention also aims to provide an underwater stone slinger which is connected between two box bodies, so that the size and the weight of the stone can be increased, and the stone-transporting and stone-slinging construction efficiency can be effectively improved.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided an underwater riprap device, including:
the object carrying box comprises a pair of box bodies, wherein the top, the bottom and the opposite surface of each box body are open, first threaded holes are formed in the front wall and the rear wall of each box body, a front connecting plate and a rear connecting plate are arranged at the open surface of each box body, second threaded holes opposite to the first threaded holes are formed in the front connecting plate and the rear connecting plate, bolts are inserted into the second threaded holes and the first threaded holes, locking nuts are arranged at the tail parts of the bolts, a pair of hanging ring holes are formed in the top of the front wall and the top of the rear wall of each box body, hanging rings are inserted into the hanging ring holes, a first rotating shaft is horizontally arranged at one end, close to the side wall, of the bottom of the front wall and the bottom of the rear wall of each box body, the first rotating shaft is perpendicular to the front wall of each box body, and a pair of first connecting plates are symmetrically connected to the, the first connecting plates are provided with first connecting holes, the first rotating shafts are rotatably inserted into the first connecting holes, the lower ends of the first connecting plates are connected with a bottom plate, and the bottom plates form a bearing surface of a stone;
the supporting assembly comprises a first supporting plate and a second supporting plate which are arranged on the outer side of the side wall of the box body, the first supporting plate and the second supporting plate are vertically arranged, the first supporting plate and the second supporting plate are connected with the bottom plate, a pair of second rotating shafts are arranged between the first supporting plate and the second supporting plate, the second rotating shafts are perpendicular to the side wall of the box body, and rollers capable of rotating around the second rotating shafts are arranged on the second rotating shafts;
the fixing assembly comprises a third rotating shaft, a rotating plate and a positioning pulley, the third rotating shaft is horizontally arranged on the side wall of the box body, the position of the third rotating shaft is higher than the position of the second rotating shaft, the rotating plate is rectangular, a connecting hole is formed in the top of the rotating plate, the rotating plate is rotatably sleeved on the third rotating shaft through the connecting hole, an arc-shaped chute is formed in the bottom end of the rotating plate, a circular plane where the chute is located is parallel to the rotating plate, the circle center position of a circle where a track in the chute is located is lower than the axis of the third rotating shaft, the roller is in contact with the track in the chute and can extend the track in the chute to slide, a pull ring is arranged on the chute, the positioning pulley is rotatably arranged on the side wall of the box body, the axis of the positioning pulley is perpendicular to the side wall of the box body, and the positioning pulley is, the periphery of the positioning pulley is provided with a groove, the pull ring is provided with a pull rope, and the pull rope can movably penetrate through the groove of the positioning pulley.
Preferably, in the underwater stone throwing device, a deep water motor is arranged outside the side wall of the box body, a first gear is arranged on an output shaft of the deep water motor, a connecting shaft is arranged on one surface of the rotating plate, which is far away from the box body, and is vertical to the rotating plate, a second gear is arranged on the connecting shaft and is meshed with the first gear.
Preferably, in the underwater stone slinger, the distance from the center of the positioning pulley to the third rotating shaft is greater than the length of the rotating plate.
Preferably, in the underwater stone throwing device, an included angle between a connecting line of the center of the positioning pulley and the center of the third rotating shaft and a vertical line is 30-90 degrees.
Preferably, in the underwater stone throwing device, a first stop block is arranged at the free end of the first rotating shaft, a second stop block and a third stop block are sequentially arranged at one end, far away from the box body, of the third rotating shaft from left to right, and the rotating plate is located between the second stop block and the third stop block.
Preferably, in the underwater stone throwing device, the top ends of the rollers are higher than the first support plate and the second support plate, and the distance from the first rotating shaft to the bottom plate is greater than the distance from the top ends of the rollers to the bottom plate.
Preferably, in the underwater stone throwing device, a fourth rotating shaft is vertically arranged on the side wall of the box body, one end of the fourth rotating shaft is fixedly connected with the box body, the positioning pulley is rotatably sleeved on the fourth rotating shaft, an arc positioning ring is arranged on the fourth rotating shaft, the axis of the fourth rotating shaft is located on the plane where the arc positioning ring is located, and the positioning pulley is located in the middle of the positioning ring.
Preferably, in the underwater stone throwing device, a limiting plate is arranged on one side of the rotating plate, which is far away from the positioning pulley, outside the side wall of the box body.
Preferably, in the underwater stone slinger, channel steel is uniformly arranged on the outer sides of the side wall, the front wall and the rear wall of the box body.
Preferably, in the underwater stone throwing device, the side wall, the front wall and the rear wall of the box body are all connected by angle steel with an included angle of 90 degrees.
The invention at least comprises the following beneficial effects: the invention can transport objects with different sizes by changing the sizes of the front wall, the rear wall and the bottom plate of the box body, and can increase the underwater operation depth by adjusting the lengths of the iron chain and the pull rope, the adjustment range is large, and the transport efficiency is high; the invention is not easy to damage and has long service life; according to the invention, the bottom plate can rotate along the first rotating shaft through the first connecting plate, namely a lever structure taking the first rotating shaft as a fulcrum is formed, under the condition that the force arms at two ends of the fulcrum are not changed, reasonable force is applied on the force arms to keep the bottom plate balanced, after stones are placed on the bottom plate in the box body at one side of the lever, proper force is applied to the other side of the lever through the supporting assembly and the fixing assembly outside the box body, the bottom plate can be kept horizontal, the stones are not easy to slip out of the box body, after the pull rope pulls the sliding groove to be separated from the roller, the moment at one side of the lever is reduced, the lever is out of balance, namely the bottom plate is out of balance, the lower bottom plate of the stones inclines downwards under the action of the; the relative movement between the connecting plate and the bottom plate is set as rolling friction between the sliding groove and the roller, so that the relative sliding friction is more labor-saving; the circle center of the circle of the track in the sliding chute is lower than the axis position of the third rotating shaft, the radius of the circle of the track in the sliding chute is not more than the distance from the lowest point of the track in the sliding chute to the axis position of the third rotating shaft, and the structure forms a mechanism similar to an eccentric wheel, so that the lowest point of the track in the sliding chute is fixed between two rollers and cannot easily move; the positioning pulley is arranged obliquely above the third rotating shaft, and the fixed pulley enables the pull rope to provide lateral tension for the sliding chute so as to be separated from the pulley; the positioning pulley is provided with a groove so that the pull rope can not be easily separated from the positioning pulley.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of the front side of an underwater stone slinger in one technical scheme of the invention;
fig. 2 is a left side structural schematic view of an underwater stone slinger in one technical scheme of the invention;
fig. 3 is a schematic structural diagram of a supporting assembly and a fixing assembly of the underwater riprap device in one technical scheme of the invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terms "lateral," "longitudinal," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and 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 invention.
In one embodiment, as shown in fig. 1, 2 and 3, the present invention provides an underwater riprap device, including:
the carrying box comprises a pair of box bodies 4, wherein the top, the bottom and the opposite surface of each of the box bodies 4 are open, first threaded holes are formed in the front wall and the rear wall of each of the box bodies 4, a front connecting plate and a rear connecting plate 9 are arranged at the open surface of each of the box bodies 4, second threaded holes opposite to the first threaded holes are formed in the front connecting plate and the rear connecting plate 9, bolts are inserted into the second threaded holes and the first threaded holes, locking nuts are arranged at the tail parts of the bolts, a pair of hanging ring holes are formed in the top of the front wall and the top of the rear wall of each of the box bodies 4, hanging rings 8 are inserted into the hanging ring holes, a first rotating shaft 11 is horizontally arranged at one end, close to the side wall, of the bottom of the front wall and the bottom of the rear wall of each of the box bodies 4, the first rotating shaft 11 is perpendicular to the front, the first connecting plates 12 are provided with first connecting holes, the first rotating shafts 11 are rotatably inserted into the first connecting holes, the lower ends of the first connecting plates 12 are connected with a bottom plate 1, and the bottom plates 1 form a bearing surface of stones;
the supporting assembly comprises a first supporting plate 13 and a second supporting plate 20 which are arranged on the outer side of the side wall of the box body 4, the first supporting plate 13 and the second supporting plate 20 are vertically arranged, the first supporting plate 13 and the second supporting plate 20 are connected with the bottom plate 1, a pair of second rotating shafts 19 are arranged between the first supporting plate 13 and the second supporting plate 20, the second rotating shafts 19 are perpendicular to the side wall of the box body 4, and rollers 14 which can rotate around the second rotating shafts 19 are arranged on the second rotating shafts 19;
the fixing assembly comprises a third rotating shaft 3, a rotating plate 2 and a positioning pulley 6, the third rotating shaft 3 is horizontally arranged on the side wall of the box body 4, the position of the third rotating shaft 3 is higher than the position of the second rotating shaft 19, the rotating plate 2 is rectangular, a connecting hole is formed in the top of the rotating plate 2, the rotating plate 2 is rotatably sleeved on the third rotating shaft 3 through the connecting hole, an arc-shaped sliding groove 16 is formed in the bottom end of the rotating plate 2, the circular plane where the sliding groove 16 is located is parallel to the rotating plate 2, the circle center position of the circle where the inner track of the sliding groove 16 is located is lower than the axis center of the third rotating shaft 3, the roller 14 is in contact with the inner track of the sliding groove 16 and can slide along the inner track of the sliding groove 16, a pull ring 15 is arranged on the sliding groove 16, and the positioning pulley 6 is rotatably arranged on, the axis of the positioning pulley 6 is perpendicular to the side wall of the box body 4, the positioning pulley 6 is located above the third rotating shaft 3 in an inclined mode, a groove is formed in the periphery of the positioning pulley 6, a pull rope is arranged on the pull ring 15, and the pull rope can penetrate through the groove of the positioning pulley 6 in a movable mode.
The underwater stone throwing device provided by the technical scheme is composed of a carrying box, a supporting assembly and a fixing assembly;
the object carrying box is composed of a pair of box bodies 4 with open tops and open bottoms and open opposite surfaces, first threaded holes are formed in the front wall and the rear wall of each box body 4, front and rear connecting plates are arranged at the open surfaces of the pair of box bodies 4, second threaded holes are formed in the front and rear connecting plates and are opposite to the first threaded holes, bolts are inserted into the first threaded holes and the second threaded holes to connect the pair of box bodies 4 together, locking nuts are arranged at the tail parts of the bolts to lock the bolts, a pair of hanging ring holes are formed in the top parts of the front wall and the rear wall of each box body 4, hanging rings 8 are arranged at the hanging ring holes and are used for lifting the object carrying box, a first rotating shaft 11 is horizontally arranged at one end, close to the side wall, of the bottom parts of the front wall and the rear wall of each box body 4, the first rotating shaft 11 is perpendicular to the front wall of each box body 4, a pair, the first connecting plates 12 are provided with first connecting holes, the first rotating shafts 11 can be rotatably inserted into the first connecting holes, the lower ends of the pair of first connecting plates 12 are connected with a bottom plate 1, and the pair of bottom plates 1 form the bottom surface of the carrying box and are used for bearing stones; the bottom plate can also rotate along the first rotating shaft through the first connecting plate, namely a lever structure taking the first rotating shaft as a fulcrum is formed;
the supporting component comprises a first supporting plate 13 and a second supporting plate 20 which are vertically arranged on the outer side of the side wall of the box body 4 and connected with the bottom plate 1 of the box body 4, a pair of second rotating shafts 19 which are vertical to the side wall of the box body 4 are arranged between the first supporting plate 13 and the second supporting plate 20, and rollers 14 which can rotate around the second rotating shafts 19 are arranged on the second rotating shafts 19;
the fixing component comprises a third rotating shaft 3 arranged on the side wall of the box body 4, a positioning pulley 6 and a rotating plate 2 sleeved on the third rotating shaft 3, the third rotating shaft 3 is horizontally arranged and is higher than the second rotating shaft 19, the rotating plate 2 is rectangular, the rotating plate 2 can be rotatably sleeved on the third rotating shaft 3 through a connecting hole at the top of the rotating plate, the bottom end of the rotating plate 2 is provided with an arc-shaped chute 16, the circular plane where the chute 16 is parallel to the rotating plate 2, the circle center position of the circle where the track in the chute 16 is located is lower than the axis position of the third rotating shaft 3, a roller 14 is in contact with the track in the chute 16 and can extend to slide along the track in the chute 16, the chute 16 is also provided with a pull ring 15, the pull rope 15 is arranged on the pull ring, the positioning pulley 6 is rotatably arranged on the side wall of the box body 4 and is obliquely above the third, the pull rope on the pull ring 15 can move through the groove of the positioning pulley 6.
The position sensor is arranged on the box body and used for positioning the position of the box body, so that the aim of accurately throwing the stone is fulfilled.
The use method of the underwater stone throwing device provided by the technical scheme comprises the following steps: firstly, placing the underwater stone throwing device on the ground, leveling the bottom plate of the carrying box, placing the rollers in the sliding groove and contacting with the inner track of the sliding groove, placing the stone to be transported into the carrying box, connecting the lifting rings and the lifting device on the front and rear walls of the carrying box through an iron chain after the carrying box is filled with the stone, meanwhile, the other end of the pull rope tied on the pull ring on the sliding groove bypasses the groove on the positioning pulley and is connected with the tightening device, integrally lifting the underwater stone throwing device and the stone by the lifting device, slowly moving the underwater stone throwing device and the stone to the depth of water where the stone is to be placed, pulling the pull rope by the tightening device after positioning, further pulling the sliding groove and the connecting plate to rotate around a third rotating shaft until the rollers are completely separated from the sliding groove, enabling the bottom plate of the carrying box to rotate along the first rotating shaft due to the pressure given by the stone in the box body, further enabling the two bottom plates of the carrying box to, the stones fall into the water along the opening in the middle of the pair of bottom plates, and after the stones are completely in place, the whole stone throwing device is transported back to the ground through the hoisting device.
The invention at least comprises the following beneficial effects: the invention can transport objects with different sizes by changing the sizes of the front wall, the rear wall and the bottom plate of the box body, and can increase the underwater operation depth by adjusting the lengths of the iron chain and the pull rope, the adjustment range is large, and the transport efficiency is high; the invention is not easy to damage and has long service life; according to the invention, the bottom plate can rotate along the first rotating shaft through the first connecting plate, namely a lever structure taking the first rotating shaft as a fulcrum is formed, under the condition that the force arms at two ends of the fulcrum are not changed, reasonable force is applied on the force arms to keep the bottom plate balanced, after stones are placed on the bottom plate in the box body at one side of the lever, proper force is applied to the other side of the lever through the supporting assembly and the fixing assembly outside the box body, the bottom plate can be kept horizontal, the stones are not easy to slip out of the box body, after the pull rope pulls the sliding groove to be separated from the roller, the moment at one side of the lever is reduced, the lever is out of balance, namely the bottom plate is out of balance, the lower bottom plate of the stones inclines downwards under the action of the; the relative movement between the connecting plate and the bottom plate is set as rolling friction between the sliding groove and the roller, so that the relative sliding friction is more labor-saving; the circle center of the circle of the track in the sliding chute is lower than the axis position of the third rotating shaft, the radius of the circle of the track in the sliding chute is not more than the distance from the lowest point of the track in the sliding chute to the axis position of the third rotating shaft, and the structure forms a mechanism similar to an eccentric wheel, so that the lowest point of the track in the sliding chute is fixed between two rollers and cannot easily move; the positioning pulley is arranged obliquely above the third rotating shaft, and the fixed pulley enables the pull rope to provide lateral tension for the sliding chute so as to be separated from the pulley; the positioning pulley is provided with a groove so that the pull rope can not be easily separated from the positioning pulley.
In another technical scheme, in the underwater stone throwing device, a deep water motor is arranged outside the side wall of the box body, a first gear is arranged on an output shaft of the deep water motor, a connecting shaft is arranged on one surface of the rotating plate, which is far away from the box body, the connecting shaft is perpendicular to the rotating plate, a second gear is arranged on the connecting shaft, and the second gear is meshed with the first gear. The motor rotates to drive the first gear, the second gear, the connecting shaft and the rotating plate to rotate in sequence, so that the rotating plate is positioned more quickly and accurately.
In another technical solution, as shown in fig. 2, in the underwater stone slinger, the distance from the center of the positioning pulley 6 to the third rotating shaft 3 is greater than the length of the rotating plate 2. At least, the rotating plate can be ensured to be in a horizontal state, so that the rotating plate and the sliding groove are prevented from being clamped between the second supporting plate and the side wall of the box body, and the bottom plate cannot be completely opened.
In another technical scheme, as shown in fig. 2, in the underwater stone throwing device, an included angle between a connecting line of the center of the positioning pulley 6 and the center of the third rotating shaft 3 and a vertical line is 30-90 degrees. The included angle is too small to provide enough lateral force for the rotating plate, and the preferable included angle is 30-90 degrees.
In another technical solution, as shown in fig. 3, in the underwater stone throwing device, a first stopper is disposed at a free end of the first rotating shaft 11, a second stopper 18 and a third stopper 17 are sequentially disposed from left to right at an end of the third rotating shaft 3 away from the box 4, and the rotating plate 2 is located between the second stopper 18 and the third stopper 17. Set up first dog and place the first pivot of first connecting plate slippage, set up the position of second baffle and third baffle further restriction rotor plate, make the rotor plate can not move at will, influence the construction.
In another technical solution, as shown in fig. 3, in the underwater stone slinger, the top ends of the rollers 14 are located at positions higher than the first support plate 13 and the second support plate 20, and the distance from the first rotating shaft 11 to the bottom plate 1 is greater than the distance from the top ends of the rollers 14 to the bottom plate 1. The distance from the first rotating shaft to the bottom plate is greater than the distance from the top end of the roller to the bottom plate, so that the bottom plate can be in a vertical state, the bottom of the box body is completely opened, and the separation of stones from the box body is facilitated.
In another kind of technical scheme, as shown in fig. 1, the underwater stone throwing device in, be provided with fourth pivot 5 on the 4 lateral walls of box perpendicularly, 5 one end of fourth pivot with 4 fixed connection of box, but 6 rotating sleeves of positioning pulley establish in the fourth pivot 5, be provided with arc holding ring 10 on the fourth pivot 5, the 5 axes of fourth pivot are located arc holding ring 10 place planes, positioning pulley 6 is located in the middle of the holding ring 10. The positioning ring is used for limiting the positions of the positioning pulley and the pull rope, so that the positioning pulley and the pull rope cannot be easily separated from the fourth rotating shaft.
In another technical scheme, in the underwater stone throwing device, a limiting plate is arranged on one side, away from the positioning pulley, of the rotating plate outside the side wall of the box body. The limiting plate assists the roller to accurately position the chute, and the chute cannot move to one side far away from the positioning pulley.
In another technical scheme, as shown in fig. 1, in the underwater stone slinger, channel steel 7 is uniformly arranged on the outer sides of the side wall, the front wall and the rear wall of the box body 4. The channel steel is used for nearly half reinforcing box body structure.
In another technical scheme, in the underwater stone throwing device, the side wall, the front wall and the rear wall of the box body are all connected by angle steel with an included angle of 90 degrees.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the present invention will be apparent to those skilled in the art.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims (10)

1. Underwater riprap device, which is characterized in that comprises:
the object carrying box comprises a pair of box bodies, wherein the top, the bottom and the opposite surface of each box body are open, first threaded holes are formed in the front wall and the rear wall of each box body, a front connecting plate and a rear connecting plate are arranged at the open positions of the opposite surfaces of the box bodies, second threaded holes opposite to the first threaded holes are formed in the front connecting plate and the rear connecting plate, bolts are inserted into the second threaded holes and the first threaded holes, locking nuts are arranged at the tail parts of the bolts, a pair of hanging ring holes are formed in the top of the front wall and the top of the rear wall of each box body, hanging rings are inserted into the hanging ring holes, a first rotating shaft is horizontally arranged at one end, close to the side wall, of the bottom of the front wall and the bottom of the rear wall of each box body, the first rotating shaft is perpendicular to the front wall of each box body, and a pair of first connecting plates are, the first connecting plates are provided with first connecting holes, the first rotating shafts are rotatably inserted into the first connecting holes, the lower ends of the first connecting plates are connected with a bottom plate, and the bottom plates form a bearing surface of a stone;
the supporting assembly comprises a first supporting plate and a second supporting plate which are arranged on the outer side of the side wall of the box body, the first supporting plate and the second supporting plate are vertically arranged, the first supporting plate and the second supporting plate are connected with the bottom plate, a pair of second rotating shafts are arranged between the first supporting plate and the second supporting plate, the second rotating shafts are perpendicular to the side wall of the box body, and rollers capable of rotating around the second rotating shafts are arranged on the second rotating shafts;
the fixing assembly comprises a third rotating shaft, a rotating plate and a positioning pulley, the third rotating shaft is horizontally arranged on the side wall of the box body, the position of the third rotating shaft is higher than the position of the second rotating shaft, the rotating plate is rectangular, a connecting hole is formed in the top of the rotating plate, the rotating plate is rotatably sleeved on the third rotating shaft through the connecting hole, an arc-shaped chute is formed in the bottom end of the rotating plate, a circular plane where the chute is located is parallel to the rotating plate, the circle center position of a circle where a track in the chute is located is lower than the axis of the third rotating shaft, the roller is in contact with the track in the chute and can extend the track in the chute to slide, a pull ring is arranged on the chute, the positioning pulley is rotatably arranged on the side wall of the box body, the axis of the positioning pulley is perpendicular to the side wall of the box body, and the positioning pulley is, the periphery of the positioning pulley is provided with a groove, the pull ring is provided with a pull rope, and the pull rope can movably penetrate through the groove of the positioning pulley.
2. An underwater stone throwing device as claimed in claim 1, wherein a deep water motor is arranged outside the side wall of the box body, a first gear is arranged on an output shaft of the deep water motor, a connecting shaft is arranged on one side of the rotating plate, which is far away from the box body, the connecting shaft is perpendicular to the rotating plate, a second gear is arranged on the connecting shaft, and the second gear is meshed with the first gear.
3. An underwater riprap system as recited in claim 1, wherein the distance from the center of said positioning pulley to said third axis of rotation is greater than the length of said rotating plate.
4. The underwater riprap device according to claim 1, wherein an included angle between a line connecting the center of the positioning pulley and the center of the third rotating shaft and a vertical line is 30-90 degrees.
5. The underwater stone throwing device of claim 1, wherein a first stop block is arranged at the free end of the first rotating shaft, a second stop block and a third stop block are sequentially arranged at the end, away from the box body, of the third rotating shaft from left to right, and the rotating plate is located between the second stop block and the third stop block.
6. The underwater riprap system of claim 1 wherein said roller tips are located higher than said first and second support plates, and said first pivot is spaced from said base plate a greater distance than said roller tips.
7. The underwater stone throwing device of claim 1, wherein a fourth rotating shaft is vertically arranged on the side wall of the box body, one end of the fourth rotating shaft is fixedly connected with the box body, the positioning pulley is rotatably sleeved on the fourth rotating shaft, an arc-shaped positioning ring is arranged on the fourth rotating shaft, the axis of the fourth rotating shaft is located on the plane of the arc-shaped positioning ring, and the positioning pulley is located in the middle of the positioning ring.
8. An underwater riprap device as claimed in claim 1, wherein a limit plate is provided on the side of the rotating plate outside the side wall of the box body away from the positioning pulley.
9. An underwater riprap system as claimed in claim 1, wherein the box side, front and rear walls are provided with channel beams uniformly on the outer sides thereof.
10. An underwater riprap system as claimed in claim 1, wherein the side, front and rear walls of the tank are connected by angle steel having an included angle of 90 degrees.
CN201910526173.XA 2019-06-18 2019-06-18 Underwater stone throwing device Active CN110093925B (en)

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CN201910526173.XA CN110093925B (en) 2019-06-18 2019-06-18 Underwater stone throwing device

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