CN217327182U - Rock drilling device suitable for barge - Google Patents
Rock drilling device suitable for barge Download PDFInfo
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- CN217327182U CN217327182U CN202220688114.XU CN202220688114U CN217327182U CN 217327182 U CN217327182 U CN 217327182U CN 202220688114 U CN202220688114 U CN 202220688114U CN 217327182 U CN217327182 U CN 217327182U
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- rock drilling
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- winch
- barge
- suspension arm
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/11—Hard structures, e.g. dams, dykes or breakwaters
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Abstract
The utility model discloses a rock drilling device suitable for barge, include: the device comprises a frame, a first winch, a barge and a jack hammer; the frame comprises a base, a suspension arm and a suspension arm luffing mechanism, the base is arranged on the barge, a deck is arranged on the barge, the suspension arm is arranged at the top of the base, one end of the suspension arm is arranged on the left side of the base, and the other end of the suspension arm is provided with a first pulley; the lifting arm amplitude varying mechanism is arranged at the top of the base and comprises a pull rod amplitude varying beam and a pull rod, the pull rod amplitude varying beam is arranged on the right side of the base, one end of the pull rod is connected with the pull rod amplitude varying beam, and the other end of the pull rod is connected with the lifting arm; the first winch is arranged on the right side of the base, a hoisting rope is arranged on the first winch, and the hoisting rope is connected with the rock drilling hammer through a first pulley. Adopt the utility model discloses a rock drilling device can reduce the degree of difficulty of marine rock drilling operation, improves drilling efficiency.
Description
Technical Field
The utility model relates to a pier construction technical field especially relates to a rock drilling device suitable for barge.
Background
In the construction process of gravity pier, excavate the foundation trench under water usually, then throw the stone and fill and tamp the foundation bed to the foundation trench, prevent that the foundation bed from producing inhomogeneous settlement, influence the construction quality of later stage gravity pier and the stability of gravity pier. In the process of excavating the foundation trench, a crane rock drilling device is usually adopted to remove underwater reefs to ensure that construction is carried out smoothly, but in the occasions where the construction environment is limited or a construction site cannot adopt a crane, rock drilling construction becomes a technical problem in engineering projects, and particularly in the construction process of remote areas, the rock drilling operation cannot be carried out by adopting a rock drilling ship with standard design due to the limitation of construction budget and construction conditions; the transportation of the crane rock drilling equipment to the barge is also a technical problem under the influence of the structural strength and the bearing capacity of the barge, so that the problem that how to carry out rock drilling operation under limited construction conditions is required to be solved in engineering construction.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an one of the purpose lies in at least, to how to overcome the problem that above-mentioned prior art exists, provide a rock drilling device suitable for barge, directly install the rock drilling frame on the barge, rock drilling frame cooperation hoist engine, guide rail and hammer drill the rock drilling operation to the reef, rock drilling device has the structure retrencies, weight is lighter (the total weight of rock drilling frame, hoist engine, guide rail and hammer drill is no longer than 100t), construction convenience's characteristics, can overcome not enough of current construction condition, reduce the degree of difficulty of marine rock drilling construction operation.
In order to achieve the above object, the present invention adopts a technical solution including the following aspects.
A rock drilling rig adapted for use on a barge, the rock drilling rig comprising: the device comprises a frame, a first winch, a barge and a jackhammer; the frame is triangular and comprises a base, a suspension arm and a suspension arm luffing mechanism, wherein the base is of a rectangular structure and is arranged on a barge, and a deck is arranged on the barge; the suspension arm is arranged at the top of the base, one end of the suspension arm is arranged at the left side of the base, and the other end of the suspension arm is provided with a first pulley;
the lifting arm luffing mechanism is arranged at the top of the base and comprises a pull rod luffing beam and a pull rod, the pull rod luffing beam is arranged on the right side of the base, one end of the pull rod is connected with the pull rod luffing beam, and the other end of the pull rod is connected with the lifting arm;
the first winch is arranged on the right side of the base, a hoisting rope is arranged on the first winch, and the hoisting rope is connected with the rock drilling hammer through a first pulley.
Preferably, the deck is provided with two guide rails, the guide rails are parallel to each other, the guide rails are arranged along the edge of the barge, and the frame is arranged on the guide rails.
Further, the guide rail is made of H400 steel and welded on the deck, the length of the guide rail is 20-30 m, and the distance between the two guide rails is 2-3 m.
Preferably, two groups of second pulleys are arranged at the bottom of the base, and the distance between the two groups of second pulleys is consistent with the distance between the guide rails; the second pulley can make the frame slide back and forth on the guide rail, and the friction resistance of the frame sliding on the guide rail is reduced.
Preferably, the shifting rod amplitude-variable beam is of a rectangular structure, a sliding block and a sliding block limiting device are arranged on the shifting rod amplitude-variable beam, and one end of the shifting rod is hinged to the sliding block.
Preferably, the top of the base is further provided with a second winch, the second winch is arranged in the middle of the base, and a luffing rope is sleeved on the second winch and connected to the top of the boom; the second winch enables the suspension arm to drive the pull rod and the slide block to move by retracting and releasing the luffing rope, so that the inclination angle of the suspension arm is adjusted, the span of the rock drilling hammer is changed, and the rock drilling position is adjusted.
The top of base still is provided with the third pulley that changes hoisting rope effort direction, and the third pulley setting is at the base left end.
Preferably, a third winch for dragging the rack to slide and a matched pulley block are respectively arranged at two ends of the guide rail, the weight of an object lifted by the third winch is 10-20 t, the third winch is arranged between the two guide rails, and the third winch is connected with the rack through a traction rope; in the working process of the rock drilling device, the third winch enables the rack to slide back and forth on the guide rail through the traction rope, so that rock drilling on reefs at different positions can be realized, and the rock drilling range is enlarged.
Preferably, four fourth winches are arranged on the deck and are respectively arranged at four corners of the deck, and the fourth winches are connected with the gin pole through ropes; and the fourth winch moves or stops the barge to a specified position through the retractable rope, so that rock drilling of the reef at the specified position is realized.
Furthermore, the shape of the rock drilling hammer is of a streamline structure, the diameter of the bottom surface is 1.6-2 m, the height is 1-1.25 m, and the weight of the rock drilling hammer is 18-25 t; the length of the base is 8-10 m, the width of the base is 2.5-3.7 m, the height of the rack is 8-10 m, and the total weight of the rack and the first winch is 10-15 t; the included angle between the suspension arm and the base is 70-75 degrees; the barge is 40-68 m in length, 10-15 m in profile width, 3-3.6 m in profile depth and 1000-1800 t in weight.
Further, the weight that first hoist lifted by crane the object is 30 ~ 35t, the rock drilling device adopts 300 kW's generator power supply.
In conclusion, owing to adopted above-mentioned technical scheme, the utility model discloses following beneficial effect has at least:
the frame, the first winch, the rock drilling hammer and the two guide rails are directly arranged on the barge on the construction site, so that the construction difficulty of directly conveying the rock drilling equipment of the crane to the barge can be reduced, and the construction efficiency is improved; the pulleys are arranged at the bottom of the rack, the third winches are arranged at two ends of the guide rail respectively, the traction rope is arranged between the two third winches, and the rack can slide back and forth on the guide rail under the action of the third winches and the traction rope, so that rock drilling on reefs at different positions is realized; the rock drilling device is characterized in that a suspension arm amplitude varying mechanism is arranged on a rack, and the inclination angle of a suspension arm is adjusted through the suspension arm amplitude varying mechanism, so that the span of a rock drilling hammer (the distance between the center of a ship and the center of the rock drilling hammer) is adjusted, and rock drilling of different reefs by the rock drilling device is realized; the fourth winches are arranged at the four corners of the deck of the barge and are connected with the derrick masts or the anchor cables through the ropes, so that the barge can be parked or moved to a specified position, and rock drilling on reefs at the specified position is realized.
Drawings
Fig. 1 is a schematic view of a rock drilling rig according to an exemplary embodiment of the invention.
Fig. 2 is a schematic view of a rock drilling rig according to another exemplary embodiment of the present invention.
Fig. 3 is a schematic view of a rock drilling rig installation according to an exemplary embodiment of the invention.
Reference numerals: 1-frame, 100-base, 101-suspension arm, 102-first pulley, 2-first winch, 3-barge, 300-deck, 4-jackhammer, 400-hoisting rope, 5-guide rail, 6-second pulley, 7-lifter luffing beam, 700-slider, 701-slider limiting device, 8-second winch, 800-luffing rope, 9-third winch, 900-hauling rope, 10-lifter, 11-third pulley, and 12-fourth winch.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and embodiments, so that the objects, technical solutions and advantages of the present invention will be more clearly understood. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Fig. 1 shows a rock drilling rig according to an exemplary embodiment of the invention. It mainly comprises: a frame 1, a first winch 2, a barge 3 and a rock drilling hammer 4; the frame 1 is of a triangular structure, the frame 1 comprises a base 100, a suspension arm 101 and a suspension arm luffing mechanism, the base 100 is of a rectangular structure, and the base 100 is arranged on the barge 3; the suspension arm 101 is arranged at the top of the base 100, one end of the suspension arm 101 is arranged at the left side of the base 100 and is connected with the base 100 in a hinged mode, and the other end of the suspension arm 101 is provided with a first pulley 102; the top of the base 100 is provided with a third pulley 11, the third pulley 11 is arranged at the left end of the base 100, and the third pulley 11 is a fixed pulley and is used for changing the acting force direction of the hoisting rope 400. The one end and the jack hammer 4 of jack-up rope 400 are connected, the other end is established on first winch 2 via first pulley 102 and third pulley 11 cover, the weight that first winch 2 can lift by crane the object is 30 ~ 35t, first winch 2 sets up the right side at base 100, can improve rock drilling device's overall stability, when rock drilling device during operation, first winch 2 is through the height of receiving and releasing jack-up rope 400 adjustment jack hammer 4, thereby change the hammering potential energy of jack hammer 4, the rock drilling operation effect of adjustment rock drilling device to the reef.
The suspension arm amplitude varying mechanism is arranged at the top of the base 100 and comprises a puller amplitude varying beam 7 and a puller 10, the puller amplitude varying beam 7 is arranged on the right side of the base 100, the puller amplitude varying beam 7 is of a rectangular structure, a sliding block 700 and a sliding block limiting device 701 are arranged on the puller amplitude varying beam 7, the sliding block 700 can slide on the puller amplitude varying beam 7, and the sliding block limiting device 701 is used for limiting the position of the sliding block 700 moving on the puller amplitude varying beam 7, so that the safety of the rock drilling device is improved; one end of the pulling rod 10 is connected with the sliding block 700, the other end of the pulling rod is connected with the suspension arm 101 in a hinged mode, the pulling rod 10 is used for supporting the rack 1, the stability of the whole structure of the rack 1 is enhanced, the rack 1 is prevented from overturning in the rock drilling operation, and the construction safety and the construction efficiency are improved; the span of the drilling hammer 4 can be adjusted by adjusting the position of the sliding block 700 on the variable amplitude beam 7 of the pulling rod, so that the drilling hammer 4 can drill rocks at different positions on reefs.
The deck 300 is disposed on the top surface of the barge 3; two guide rails 5 are laid on the deck 300, the two guide rails 5 are laid along the length direction of the barge 3 and are parallel to each other, and one guide rail 5 is arranged along the edge of the deck 300; the length of the guide rail 5 is 20-30 m, the distance between the two guide rails is 2-3 m, the guide rail 5 is made of H400 steel (H400 represents that the height of the H-shaped steel is 400mm), the H400 steel has the characteristics of strong bending resistance, high bearing capacity, simplicity in construction and the like, the gravity of the rack 1 can be borne, the rack 1 can conveniently move on the guide rail 5 due to the adoption of the H400 steel, and the construction difficulty is reduced; the rail 5 is welded to the deck 300 to enhance the stability of the rail 5 installation.
Two groups of second pulleys 6 are arranged at the bottom of the base 100, and the distance between the two groups of second pulleys 6 is consistent with the distance between the two guide rails 5; when the base 100 is arranged on the guide rail 5, the second pulley 6 buckles the flange plate of the guide rail 5, so that the rack 1 is stably arranged on the guide rail 5, and the installation stability of the rack 1 and the guide rail 5 is enhanced; during the movement of the frame 1, the second pulley 6 can make the frame 1 move stably back and forth on the guide rail 5, and the rock drilling position is changed.
As shown in fig. 2, a second winch 8 is further disposed at the top of the base 100, the second winch 8 is disposed in the middle of the base 100, a luffing rope 800 is sleeved on the second winch 8, and the other end of the luffing rope 800 is connected to the top of the boom 101; the second winch 8 enables the boom 101 to drive the pulling rod 10 and the sliding block 700 to move by retracting the luffing rope 800, so that the inclination angle of the boom 101 is adjusted, and the span of the rock drilling hammer 4 is adjusted; the included angle between the suspension arm 101 and the base 100 is kept at 70-75 degrees, and when the rock drilling hammer is hung on the rack 1, the rack 1 can meet the requirement on stability. In the use process of the rock drilling device, the rock drilling hammer 4 can be replaced by rammers in different shapes, and the rammer is adopted to ram the foundation bed, so that the tamping action on different positions of the foundation bed can be realized.
As shown in fig. 3, two ends of each guide rail 5 are respectively provided with a third winch 9 and a matched pulley block, the third winch 9 is arranged between the two guide rails 5, the weight of an object which can be lifted by the third winch 9 is 10-20 t, the third winch 9 pulls the rack 1 to slide back and forth on the rails 5 through the traction rope 900, and then the rock drilling position is changed, so that rock drilling of the rock drilling device on reefs at different underwater positions is realized. The deck 300 is also provided with four fourth winches 12, the fourth winches 12 are respectively arranged at four corners of the deck 300, and the fourth winches 12 are connected with the derrick masts through ropes, so that the barge is parked at a specified position, and the barge is prevented from drifting under the action of external force such as wind, waves and the like to influence the rock drilling effect; in the process of rock drilling for the reef, the position of the barge can be adjusted by retracting the rope, so that the rock drilling hammer 4 can complete the rock drilling function within a preset range.
The utility model discloses the base 100 of rock drilling device is long for 8 ~ 10m, wide for 2.5 ~ 3.7m, and frame 1 height is 8 ~ 10m (the height of davit 101 and base 100's contained angle when 70 ~ 75 degrees), and frame 1 is 10 ~ 15t with the total weight of first winch 2, and the overall structure size is less, and light in weight can directly adopt the loop wheel machine to hang frame 1 to barge 3 on, hoist and mount convenience. The shape of the rock drilling hammer 4 is of a streamline structure, and the stability of the rock drilling hammer 4 falling in water can be improved by setting the shape of the rock drilling hammer to be of the streamline structure, so that the energy loss of the rock drilling hammer caused by water flow resistance is reduced; the diameter of the bottom surface of the rock drilling hammer 4 is 1.6-2 m, the height of the rock drilling hammer is 1-1.25 m, the weight of the rock drilling hammer 4 is 18-25 t, and the falling distance (the lifting height of the rock drilling hammer from the water surface) of the rock drilling hammer 4 is 1-6 m. The barge 3 is 40-68 m long, 10-15 m in profile width, 3-3.6 m in profile depth and 1000-1800 t in weight, and after a rack, a winch and a guide rail are arranged on the barge and a rock drilling hammer is arranged on the rack, the bearing capacity and stability of the barge meet the design requirements under the conditions that the wind is no more than 6 grades and the wave height is no more than 1m in a harbor area or a shielded water area which is no more than 10n mils away from a bank. The rock drilling device of the utility model supplies power through the 300kW generator, so that the working requirements of a plurality of windlasses can be met; the utility model discloses a rock drilling device forms through the on-the-spot transformation of barge, and weight is lighter, and construction convenience has reduced the degree of difficulty of marine bedding rock drilling operation, has improved reef rock drilling efficiency.
The above description is intended to illustrate the embodiments of the present invention, and not to limit the invention. Various substitutions, modifications and improvements may be made by those skilled in the relevant art without departing from the spirit and scope of the invention.
Claims (10)
1. A rock drilling rig adapted for use on a barge, the rock drilling rig comprising: the device comprises a frame (1), a first winch (2), a barge (3) and a rock drilling hammer (4); the special crane is characterized in that the rack (1) is triangular, the rack (1) comprises a base (100), a suspension arm (101) and a suspension arm luffing mechanism, the base (100) is of a rectangular structure, the base (100) is arranged on a barge (3), and a deck (300) is arranged on the barge (3); the suspension arm (101) is arranged at the top of the base (100), one end of the suspension arm (101) is arranged at the left side of the base (100), and the other end of the suspension arm is provided with a first pulley (102);
the lifting arm amplitude varying mechanism is arranged at the top of the base (100) and comprises a pull rod amplitude varying beam (7) and a pull rod (10), the pull rod amplitude varying beam (7) is arranged on the right side of the base (100), one end of the pull rod (10) is connected with the pull rod amplitude varying beam (7), and the other end of the pull rod (10) is connected with the lifting arm (101);
the first winch (2) is arranged on the right side of the base (100), a hoisting rope (400) is arranged on the first winch (2), and the hoisting rope (400) is connected with the rock drilling hammer (4) through a first pulley (102).
2. Rock drilling rig as claimed in claim 1, characterized in that the deck (300) is provided with two guide rails (5), the guide rails (5) being parallel to each other, the guide rails (5) being provided along the edge of the barge (3), the frame (1) being provided on the guide rails (5).
3. A rock drilling rig as claimed in claim 1, characterized in that the base (100) is provided at its bottom with two sets of second pulleys (6), the spacing between the two sets of second pulleys (6) corresponding to the spacing between the guide rails (5).
4. Rock drilling device according to claim 1, characterized in that the lifter luffing beam (7) is of a rectangular structure, a slide block (700) and a slide block limiting device (701) are arranged on the lifter luffing beam (7), and one end of the lifter (10) is hinged on the slide block (700).
5. A rock drilling device as claimed in claim 1, characterized in that a second winch (8) is arranged at the top of the base (100), the second winch (8) is arranged in the middle of the base (100), a luffing rope (800) is sleeved on the second winch (8), and the luffing rope (800) is connected to the top of the boom (101); the top of the base (100) is also provided with a third pulley for changing the acting force direction of the hoisting rope (400), and the third pulley is arranged at the left end of the base.
6. The rock drilling device as claimed in claim 2, wherein a third winch (9) for pulling the rack (1) to slide and a matched pulley block are respectively arranged at two ends of the guide rail (5), the weight of a lifted object of the third winch (9) is 10-20 t, the third winch (9) is arranged between the two guide rails (5), and the third winch (9) is connected with the rack (1) through a pulling rope (900).
7. A rock drilling rig as claimed in claim 1, characterized in that the deck (300) is further provided with four fourth winches (12), the fourth winches (12) being arranged at the four corners of the deck (300), respectively, the fourth winches (12) being connected to the gin pole by ropes.
8. A rock drilling rig as claimed in claim 2, characterized in that the guide rail (5) is H400 steel, the guide rail (5) is welded to the deck (300), the length of the guide rail (5) is 20-30 m, and the distance between two guide rails (5) is 2-3 m.
9. A rock drilling device as claimed in claim 1, characterized in that the profile of the hammer (4) is a streamlined structure with a bottom diameter of 1.6m to 2, a height of 1m to 1.25m, and a weight of 18 t to 25t for the hammer (4); the length of the base (100) is 8-10 m, the width of the base is 2.5-3.7 m, the height of the rack (1) is 8-10 m, and the total weight of the rack (1) and the first winch (2) is 10-15 t; the included angle between the suspension arm (101) and the base (100) is 70-75 degrees; the barge (3) has the length of 40-68 m, the profile width of 10-15 m, the profile depth of 3-3.6 m and the weight of 1000-1800 t.
10. A rock drilling device as claimed in any one of claims 1 to 9, characterized in that the weight of the object lifted by the first hoist (2) is 30-35 t, and the rock drilling device is powered by a 300kW generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220688114.XU CN217327182U (en) | 2022-03-28 | 2022-03-28 | Rock drilling device suitable for barge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220688114.XU CN217327182U (en) | 2022-03-28 | 2022-03-28 | Rock drilling device suitable for barge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217327182U true CN217327182U (en) | 2022-08-30 |
Family
ID=83003183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220688114.XU Active CN217327182U (en) | 2022-03-28 | 2022-03-28 | Rock drilling device suitable for barge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217327182U (en) |
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2022
- 2022-03-28 CN CN202220688114.XU patent/CN217327182U/en active Active
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