CN108532599B - Working mechanism of highway guardrail pile driving and pulling machine - Google Patents
Working mechanism of highway guardrail pile driving and pulling machine Download PDFInfo
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- CN108532599B CN108532599B CN201810703381.8A CN201810703381A CN108532599B CN 108532599 B CN108532599 B CN 108532599B CN 201810703381 A CN201810703381 A CN 201810703381A CN 108532599 B CN108532599 B CN 108532599B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D11/00—Methods or apparatus specially adapted for both placing and removing sheet pile bulkheads, piles, or mould-pipes
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
- E01F15/02—Continuous barriers extending along roads or between traffic lanes
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- Civil Engineering (AREA)
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- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Abstract
A driving and pile pulling machine working mechanism for highway guardrail piles belongs to driving and pile pulling machines for highway guardrail piles. The working mechanism comprises: the pile gripper comprises a stand column, a limiting frame, a pile gripper, a lifting device, a transverse device, a left-right device, a pitching device and a working device; the lower part of the upright post is sequentially connected with a limiting frame and a pile gripper; the upright post is connected with a working device through a lifting device, and the lifting device slides up and down along the upright post and drives the working device to move up and down; the upright post is hinged at one end of the transverse device through the pitching device, can transversely move along with the transverse device and can perform pitching movement by taking the transverse device as a fulcrum; the bottom of the transverse device is hinged on the ground disc, the left and right devices are hinged between the transverse device or the upright post and the ground disc, and the transverse device is driven by the left and right devices to move left and right together with the upright post by taking the hinge of the bottom as a fulcrum. The advantages are that: the operation is simple, the verticality of the beaten guardrail pile is high, the vibration of the whole machine is small, the service life of the whole machine is prolonged, and the operation comfort of staff is improved.
Description
Technical Field
The invention relates to a highway guardrail pile driving and pulling machine, in particular to a working mechanism of the highway guardrail pile driving and pulling machine.
Background
At present, people need to set up the anticollision barrier on the highway for traffic safety when building or maintaining the highway, and general anticollision barrier board is installed on the guardrail stake, and the guardrail stake need to be beaten into underground with the hydraulic pile driver, the hydraulic pile driver (in fig. 1, fig. 2) include: the device comprises an upright post (1-1), a pressing arm cylinder (1-2), a ladder frame (1-3), a walking motor (1-4), a hydraulic oil tank (1-5), a radiator, a lower frame (1-7), a walking assembly (1-8), a multi-way operation valve handle (1-9), a seat (1-10), a pitching cylinder (1-11), a diesel engine (1-12), a tilting cylinder (1-13), a pressing arm (1-14), a sliding plate (1-17), a hydraulic hammer (1-15), a pile driving cap (1-16), a transverse beam (1-18) and a rear supporting rod (1-19);
the output shaft of the diesel engine (1-12) is connected with a hydraulic pump, and the hydraulic pump forms a hydraulic loop with a pressing arm oil cylinder (1-2), a pitching oil cylinder (1-11), a tilting oil cylinder (1-13), a transverse oil cylinder, a walking motor (1-4) and a hydraulic oil tank (1-5) through a multi-way operation valve handle (1-9);
the walking assembly (1-8) takes a walking motor (1-4) as walking power to drive wheels of the walking assembly to walk, wherein the wheels are front wheels and rear wheels;
the walking assembly (1-8) is connected with a lower frame (1-7), the ladder frame (1-3), the seat (1-10), the diesel engine (1-12), the radiator and the hydraulic oil tank (1-5) are all connected to the lower frame (1-7), and the multi-way operating valve handle (1-9) is connected to the lower frame (1-7) through a bracket; the pressing arm (1-14) is connected to the ladder frame (1-3) through the rear supporting rod (1-19) and the pressing arm oil cylinder (1-2), and the ladder frame (1-3), the pressing arm oil cylinder (1-2), the pressing arm (1-14) and the rear supporting rod (1-19) form a quadrilateral kinematic pair;
the transverse oil cylinder pushes the transverse beam (1-18) to move along a transverse track, the transverse track is arranged on a lower frame (1-7) between the front row of wheels and the rear row of wheels, one end of the transverse beam (1-18) is connected with a stand column (1-1), and the transverse oil cylinder adjusts the stand column (1-1) to move transversely; the upright posts are two parallel upright posts, and an upright post track is arranged between the two upright posts;
the pitching oil cylinder (1-11) is connected between the side surface of the upright post (1-1) and the ladder frame (1-3) to control the upright post (1-1) to move forwards and backwards; the inclined oil cylinder (1-13) is connected between the other side surface of the upright post (1-1) and the lower frame (1-7) to control the left and right actions of the upright post (1-1).
One end of the pressing arm (1-14) is positioned at the position of the upright post track, the end part of the pressing arm (1-14) is connected with a sliding plate (1-17), the sliding plate is positioned on the upright post track, and the sliding plate (1-17) slides up and down on the upright post track under the driving of the pressing arm (1-14); the hydraulic hammer (1-15) is connected to the slide plate (1-17), the pile driving cap (1-16) is connected to the lower end of the hydraulic hammer (1-15), the hydraulic hammer (1-15) is adjusted by adjusting the transverse oil cylinder, the pitching oil cylinder (1-11) and the tilting oil cylinder (1-13), and the hydraulic hammer (1-15) and the pressing arm oil cylinder (1-2) are started to perform pile driving construction on the highway guardrail pile.
The existing machine should have structural reasons, which can cause the following problems:
1. when the pile cap is contacted with the pile, the pressing arm is continuously pressed down, so that a single-side wheel of the pile driver is separated from the ground (the pile can be turned over under extreme conditions), the hydraulic hammer is not vertical to the horizontal plane, if the pile is not driven by continuously driving the pile in time, the pile is driven to be inclined or broken, and the technical level requirement on a driver of the pile driver is high;
2. the travel of the sliding plate is smaller, and the requirements of partial construction cannot be met
3. The hydraulic hammer is hard connected with the pile driver during piling, so that the whole machine vibrates too much, the comfort of operation of a driver is greatly reduced, the abrasion of equipment is accelerated, and the service life of the equipment is reduced.
Disclosure of Invention
The invention aims to provide a working mechanism of a highway guardrail pile driving and pulling machine, which solves the problems of complex operation, shorter stroke and overlarge vibration during pile driving.
The technical scheme of the invention is realized as follows: the working mechanism comprises: the pile gripper comprises a stand column, a limiting frame, a pile gripper, a lifting device, a transverse device, a left-right device, a pitching device and a working device; the lower part of the upright post is sequentially connected with a limiting frame and a pile gripper; the upright post is connected with a working device through a lifting device, and the lifting device slides up and down along the upright post and drives the working device to move up and down; the upright post is hinged at one end of the transverse device through the pitching device, can transversely move along with the transverse device and can perform pitching movement by taking the transverse device as a fulcrum; the bottom of the transverse device is hinged on the ground disc, the left and right devices are hinged between the transverse device or the upright post and the ground disc, and the transverse device is driven by the left and right devices to move left and right together with the upright post by taking the hinge of the bottom as a fulcrum.
The stand column includes: auxiliary upright post flanges, upright post pitching shafts, lifting upright posts, fixed upright posts, auxiliary hinging and fixed cross beams; the outer side of the fixed upright post is fixedly connected with an upright post pitching shaft, the fixed upright post is connected with a lifting upright post in a sliding manner, and the upper end of the lifting upright post is connected with an auxiliary upright post; the fixed upright posts are two fixed slide ways, a fixed cross beam is externally connected between the two fixed slide ways, a lifting upright post is arranged in the space between the two fixed slide ways, the lifting upright post is two lifting slide ways, and a sliding plate is arranged between the two lifting slide ways; the two ends of the auxiliary upright post are connected with auxiliary upright post flanges, the auxiliary upright post flanges are in an opening shape at one end, the outer end of one side of each auxiliary upright post is connected with auxiliary hinges, and fixing bolts for lifting the upright post and the auxiliary upright post are removed and can be hinged at the auxiliary hinges; the auxiliary upright post is connected with a corresponding flange at the upper end of the lifting upright post through an auxiliary upright post flange at the lower end, so that the length of the lifting upright post is prolonged, and the stroke of the sliding plate is increased; a limiting frame is fixed on the lifting upright post through a bolt, and the lowest descending height of the beating and pulling hammer clamping plate combination body is adjusted; the lifting upright post is connected with a pile gripper through a bolt.
The lifting device comprises: the auxiliary lifting cylinder, the sliding plate and the sliding plate lifter; the auxiliary lifting cylinder drives the lifting upright post to move up and down along the fixed upright post; the sliding plate lifter drives the sliding plate to move up and down along the inner slide of the fixed upright post and the auxiliary upright post;
an auxiliary lifting cylinder is connected between the fixed upright post and the lifting upright post, and is connected with round holes or rear lug plates on two sides or one side of the lifting upright post through anchor ears or rear lug plates on two sides or one side of the fixed upright post, and the auxiliary lifting cylinder drives the lifting upright post to move in a fixed slideway of the fixed upright post; height adjustment is carried out on the lifting upright post;
the skateboard lifter includes: the lifting device comprises a main lifting cylinder, a lifting pulley and a lifting chain; a sliding plate is arranged between the lifting slide ways of the two lifting upright posts, the sliding plate can slide in the lifting upright posts and the auxiliary upright posts, the main lifting cylinder is connected with the lifting upright posts through anchor clamps or flanges, the upper end of the main lifting cylinder is connected with a lifting pulley, the lower end of the main lifting cylinder is connected onto a supporting column through a flange, and the supporting column is connected onto the lifting upright posts through anchor clamps or flanges; one end of a lifting chain is fixed on the lifting upright post or the auxiliary upright post, the other end of the lifting chain bypasses the lifting pulley and passes through the counterweight slide block baffle of the beating and pulling hammer clamping plate combination body to be connected with the counterweight slide block, when the main lifting cylinder ascends, the lifting chain bypasses the lifting pulley to tighten and pull the counterweight slide block to ascend, the lifting force of the counterweight slide block acts on the counterweight slide block baffle to lift the beating and pulling hammer clamping plate combination body, and when the main lifting cylinder descends, the counterweight slide block is separated from the counterweight slide block baffle downwards, and the beating and pulling hammer clamping plate combination body is in a free state; the outer side of the sliding plate is connected with a hammer clamping plate, and the hammer clamping plate is internally connected with a hydraulic hammer to form a beating and pulling hammer clamping plate combination body; through the extension and retraction of the main lifting cylinder, the counterweight sliding block contacts with the counterweight sliding block baffle, and the lifting chain is tensioned, so that the lifting of the hammer beating and clamping plate combination is driven.
Or the sliding plate lifter is a sliding plate winch device, the sliding plate winch device comprises a sliding plate winch and a winch pulley, the sliding plate winch is arranged on a transverse slideway of the transverse device, the winch pulley is arranged on an auxiliary upright post flange, and a steel wire rope of the sliding plate winch bypasses the winch pulley and is connected with the counterweight sliding block; or the sliding plate winch device comprises a sliding plate winch, the sliding plate winch is arranged on the auxiliary upright post flange, and a steel wire rope of the sliding plate winch is directly connected with the counterweight sliding block.
The transverse device comprises: the device comprises a transverse oil cylinder, a balancing weight, a transverse slideway and a transverse sliding block;
the transverse slide way is provided with two parallel slide ways, one end of the transverse slide way is connected with a balancing weight, the other end of the transverse slide way is connected with a pitching supporting plate, the bottom surface of the transverse slide way is connected with left and right hinge shaft holes, and the left and right hinge shaft holes are hinged with a front supporting column and a rear supporting column on the ground disc through pin shafts; a transverse sliding block is arranged between the transverse sliding ways, and the transverse sliding ways are sliding tracks of the transverse sliding blocks;
one end of the transverse sliding block, which slides out of the transverse slideway, is connected with a pitching supporting plate, two ends of the pitching supporting plate are connected with shaft sleeves matched with the pitching shafts of the upright posts, and the shaft sleeves are hinged with the pitching shafts of the upright posts for fixing the upright posts; a transverse oil cylinder is arranged between the two transverse slideways, a transverse oil cylinder is connected between a transverse beam of the transverse slideway and the transverse sliding block through a pin shaft, and the transverse oil cylinder drives the transverse sliding block to slide in the transverse slideway for operation, so that the transverse distance of the working mechanism is adjusted.
The left and right devices include: the upright post is used for adjusting the oil cylinder and the left hinge shaft hole and the right hinge shaft hole; the left hinge shaft hole and the right hinge shaft hole are positioned on the bottom surface of the transverse slideway, correspond to the hinge shaft holes on the rear support column of the front support column on the ground disc and are hinged through a pin shaft; the upright post adjusting oil cylinder is connected between the transverse slideway and the ground disc, and is driven to adjust and change the left and right angles of the upright post, so as to adjust the left and right inclination of the working mechanism.
The pitching device comprises: a pitching oil cylinder and a pitching support plate;
the pitching supporting plate is connected with the fixed upright post; the pitching oil cylinder is connected between the transverse slideway and the pitching support plate, drives the fixed upright post to rotate around the upright post pitching shaft, and changes the front and rear inclination angles of the upright post by taking the upright post pitching shaft as a fulcrum; and adjusting the front-back inclination of the working mechanism.
The working device comprises: a pile driver and a drill;
the pile driver comprises: the beating and pulling hammer clamping plate combination body and the cushion block are connected to the sliding plate through the cushion block;
the beating and pulling hammer clamping plate combination body comprises: the pile pulling device comprises a hammer clamping plate, a hydraulic hammer, a pile pulling lever pin shaft, a pile pulling connecting rod, a pile pulling lever, a counterweight sliding block baffle and a clamping plate connecting flange; the two hammer clamping plates are arranged, the hydraulic hammer is positioned between the two hammer clamping plates, one end of each of the two hammer clamping plates is connected with a clamping plate connecting flange, and the inner side of the clamping plate connecting flange is connected with a counterweight sliding block baffle 30; one end of each of the two hammer clamping plates is connected with a pile pulling connecting rod through a pile pulling lever pin shaft, the bottom of the pile pulling connecting rod is connected with a pile pulling lever through a pin shaft, one end of the pile pulling lever is positioned below the hydraulic hammer, the other end of the pile pulling lever is connected with a pipe expander through a pin shaft, and the pipe expander is arranged in a road pile pipe to pull out the road pile; when piling, the pile pulling connecting rod is turned upwards and fixed by the pile pulling lever pin shaft, the pile pulling lever is separated from the bottom surface of the hydraulic hammer, and the hydraulic hammer directly piles the pile cap of the road pile.
The drill comprises: a drilling device and a pole clip; the drilling device is connected to the sliding plate, and the pole holding device is sleeved outside the down-the-hole drill of the drilling device;
the drilling device comprises: the drilling machine comprises a drilling rotary motor, a drilling bearing seat body, a drill rod and a down-the-hole drill; the drilling rotary motor, the drilling bearing seat body, the drill rod and the down-the-hole drill are sequentially connected, and the drilling bearing seat body is connected with the sliding plate; the down-the-hole drill includes: the drill bit connecting rod and drill bit, the one end and the drilling rod of drill bit connecting rod are connected, and the other end is connected with the drill bit.
The transverse oil cylinder driving working mechanism has the beneficial effects that due to the adoption of the scheme, the fixed upright post is fixedly connected to one end of the transverse sliding block, the transverse sliding block transversely slides and moves in the transverse slideway, the transverse oil cylinder is connected with the transverse slideway and the transverse sliding block through the pin shaft, and the transverse oil cylinder drives the working mechanism to integrally adjust the transverse distance.
The transverse slideway is hinged with the ground disc through a pin shaft, the transverse slideway takes the pin shaft as a fulcrum to rotate left and right, the upright post adjusting oil cylinder is connected between the transverse slideway and the ground disc, and the upright post adjusting oil cylinder is driven to adjust and change the left and right angles of the upright post to adjust the left and right inclination of the upright post of the working mechanism.
The pitching oil cylinder is connected between the transverse slideway and the pitching support plate, drives the fixed upright post to rotate around the upright post pitching shaft, and changes the front and rear inclination angles of the upright post by taking the upright post pitching shaft as a fulcrum; and adjusting the front-back inclination of the upright post of the working mechanism.
According to the working condition requirements, the upper end of the lifting upright post is connected with an auxiliary upright post, so that the height of an upright post track is greatly increased, the travel of the sliding plate is increased, and the engineering construction requirements are met to the maximum extent; when the main lifting cylinder ascends, the counterweight sliding block ascends under the action of the lifting pulley to lift the hammer beating and pulling clamping plate combination body, and when the main lifting cylinder descends, the hammer beating and pulling clamping plate combination body is in a free state, so that the vibration of the whole machine when the hammer beating and pulling clamping plate combination body works is greatly reduced; the counterweight sliding block contacts the counterweight sliding block baffle through the expansion and contraction of the main lifting cylinder, so that the chain is lifted to be tensed, and the beating and pulling hammer clamping plate combination body is driven to lift; the auxiliary lifting cylinder is connected with the two sides of the lifting upright post, the single-side round holes or the rear lug plates through the hoops or the rear lug plates on the two sides and the single side of the fixed upright post, and drives the lifting upright post to move in the fixed slideway of the fixed upright post; and (5) adjusting the height of the lifting upright post.
When the working mechanism is used for piling, the hydraulic hammer is moved to a piling required position and is vertical to a horizontal plane by controlling the operating handle to adjust each path of oil cylinder and the walking motor, the auxiliary lifting cylinder is controlled to lower the height of the lifting stand column to the lowest, one end of the pile is placed into the pile gripper, the main lifting cylinder is controlled to stretch out and draw back the hammer and clamping plate combination body to a proper position, and the other end of the pile is placed into the pile cap. The main lifting cylinder is shortened to the shortest by operating the valve discharging handle, and the hydraulic hammer is supplied with oil through the hydraulic hammer control handle to pile. When the pile reaches the construction requirement height, the pile driving is stopped, the auxiliary lifting cylinder is controlled to extend to drive the lifting upright column to ascend, when the pile cap is separated from the pile, the lifting upright column is stopped to ascend, namely, the height positioning is performed, the main lifting cylinder is controlled to extend to improve the height of the combined body of the driving and pulling hammer clamping plates, and the hydraulic motor is controlled to rotate to enable the machine to perform next pile construction before traveling. The height of the lifting stand column cannot be changed, and when the hydraulic hammer stops working, the height of the pile is the set height.
When the working mechanism is used for pile pulling, the operating handles are controlled to adjust the oil cylinders and the traveling motors, the hydraulic hammer is moved to the upper part of the pile, the pin shaft of the tilted rod connecting rod is taken down, and the connecting rod is turned over and fixed through the pin shaft. Then the pile expanding device is put into the pile and is connected with the tilting rod through the U-shaped ring. The main lifting cylinder is extended to drive the hammer beating and pulling clamping plate combination body to ascend so as to enable the warping rod to be combined with the pile cap, the control handle is operated so as to enable the hydraulic hammer to work, the pile cap is beaten downwards to move the pile upwards through the warping plate, the above actions are repeated until the pile is pulled out completely, the main lifting cylinder is retracted so as to enable the hammer beating and pulling clamping plate combination body to descend, and the pile expanding device is taken out. And (5) completing pile pulling action.
When the working mechanism is used for drilling, the hammer clamping plate, the hydraulic hammer and the pile gripper are removed, and the drilling rotary motor, the drilling bearing seat body, the drill rod, the down-the-hole drill and the pile gripper are installed. And (3) adjusting the oil cylinders and the traveling motor in each path by controlling the operating handle, and moving the down-the-hole drill to the position above the position to be drilled and vertical to the horizontal plane. The air compressor is turned on to supply air to the down-the-hole drill, the main lift cylinder 16 is retracted to lower the down-the-hole drill and the drilling motor is supplied with oil to rotate the down-the-hole drill, so that drilling can be performed. When the borehole reaches the required depth, the main lifting cylinder 16 is extended to enable the down-the-hole drill to ascend until the down-the-hole drill is separated from the ground, the oil supply of the drilling motor is stopped, the gas supply of the down-the-hole drill is stopped, and the drilling is completed.
The problems of complex operation, shorter stroke and overlarge vibration during piling are solved, and the aim of the invention is achieved.
The advantages are that:
1. the pile is high in perpendicularity, simpler to operate than an old pile machine, and has no high technical requirement on drivers.
2. The vibration of the whole machine is small, the service life of the whole machine is prolonged, and the comfort of a driver in operation is improved.
3. Compared with the prior pile driver, the invention has higher piling height, and can provide main lifting cylinders and auxiliary upright posts with different lengths for users to meet different working condition demands.
Drawings
Fig. 1 is a block diagram of a highway guardrail pile driver of the background art.
Fig. 2 is a right-side view of the structure of fig. 1.
Fig. 3 is a view showing a construction of a working mechanism of the present invention in which a sub-lift cylinder is disposed at one side.
FIG. 4 is a block diagram of an embodiment of the work mechanism of the present invention having one auxiliary lift cylinder disposed on each side.
Fig. 5 is a structural view of an embodiment of the working mechanism of the present invention, wherein a secondary lifting cylinder is arranged at the rear side.
FIG. 6 is a block diagram of an embodiment of the skid plate hoist of the present invention mounted on an auxiliary column flange.
FIG. 7 is a block diagram of an embodiment of the slide winch assembly of the present invention on a counterweight.
Fig. 8 is a perspective view of the structure of the column of the present invention.
Fig. 9 is a structural view of the hammer and cleat combination of the present invention.
FIG. 10 is a block diagram of a drilling apparatus according to the present invention
Fig. 11 is a diagram showing the construction of a complete machine equipped with the pile driving and extracting device of the present invention.
Fig. 12 is a diagram showing the whole structure of the drilling device according to the present invention.
In the figure, 1, an auxiliary upright post flange; 2. an auxiliary lifting cylinder; 3. a transverse oil cylinder; 4. elevation and depression type oil cylinder; 5. balancing weight; 6. pile gripper; 7. the upright post adjusts the oil cylinder; 8. a transverse slideway; 9. a transverse slide block; 10. upright posts pitch up and down shafts; 11. lifting the upright post; 12. fixing the upright post; 13. hammer clamping plates; 14. a hydraulic hammer; 15. a slide plate; 16. a main lifting cylinder; 17. a lifting pulley; 18. an auxiliary upright post; 19. auxiliary hinging; 20. a pitching support plate; 21. left and right hinge holes; 22. fixing the cross beam; 23. lifting the chain; 24. a limiting frame; 25. a slide plate winch; 26. a hoisting pulley; 27. pile pulling lever pin shaft; 28. a pile pulling connecting rod; 29. pile pulling lever; 30. a counterweight slider baffle; 31. a clamping plate connecting flange; 3-1, a drill rod rotating motor; 3-2, a drill rod bearing seat body; 3-3, drilling rod; 3-4, a drill connecting rod; 3-5, a drill bit; 3-6, pole clasping device; 2-1, a working mechanism; 2-2, a diesel tank; 2-3, a radiator; 2-4, a shed; 2-5, a hydraulic oil tank; 2-6, a seat; 2-7, a walking mechanism; 2-8, land; 2-9, an operation table; 2-10, wheels; 2-11, front wheel steering shaft sleeve.
Description of the embodiments
The technical scheme of the invention is further described below with reference to the accompanying drawings:
example 1: in fig. 3 and 4, the working mechanism includes: the upright post, the limiting frame 24, the pile gripper 6, the lifting device, the transverse device, the left-right device, the pitching device and the working device; the lower part of the upright post is sequentially connected with a limiting frame 24 and a pile gripper 6; the upright post is connected with a working device through a lifting device, and the lifting device slides up and down along the upright post and drives the working device to move up and down; the upright post is hinged at one end of the transverse device through the pitching device, can transversely move along with the transverse device and can perform pitching movement by taking the transverse device as a fulcrum; the bottom of the transverse device is hinged on the ground disc, the left and right devices are hinged between the transverse device or the upright post and the ground disc, and the transverse device is driven by the left and right devices to move left and right together with the upright post by taking the hinge of the bottom as a fulcrum.
In fig. 8, the upright includes: auxiliary upright flange 1, upright pitching shaft 10, lifting upright 11, fixed upright 12, auxiliary upright 18, auxiliary hinge 19 and fixed cross beam 22; the outer side of the fixed upright post 12 is fixedly connected with an upright post pitching shaft 10, the fixed upright post 12 is slidably connected with a lifting upright post 11, and the upper end of the lifting upright post 11 is connected with an auxiliary upright post 18.
The fixed upright post 12 is two fixed slide ways, a fixed cross beam 22 is externally connected between the two fixed slide ways, a lifting upright post 11 is internally arranged between the two fixed slide ways, the lifting upright post 11 is two lifting slide ways, and a sliding plate 15 is arranged between the two lifting slide ways.
The two ends of the auxiliary upright post 18 are connected with an auxiliary upright post flange 1, the auxiliary upright post flange 1 is in an opening shape at one end, the outer end of one side is connected with an auxiliary hinge 19, and the fixing bolts of the lifting upright post 11 and the auxiliary upright post 18 are removed to enable the auxiliary hinge 19 to be hinged; the auxiliary upright post 18 is connected with a corresponding flange at the upper end of the lifting upright post 11 through the lower auxiliary upright post flange 1, so that the length of the lifting upright post 11 is prolonged, and the stroke of the sliding plate 15 is increased;
a limiting frame is fixed on the lifting upright post 11 through a bolt, and the lowest descending height of the beating and pulling hammer clamping plate combination body is adjusted; the lifting upright post 11 is connected with a pile gripper through a bolt.
In fig. 3 and 8, the lifting device includes: a secondary lifting cylinder 2, a slide plate 15 and a slide plate lifter; the auxiliary lifting cylinder 2 drives the lifting upright post 11 to move up and down along the fixed upright post 12; the slide lifter drives the slide 15 to move up and down along the inner slide of the fixed upright 12 and the auxiliary upright 18;
an auxiliary lifting cylinder 2 is connected between the fixed upright post 12 and the lifting upright post 11, the auxiliary lifting cylinder 2 is connected with round holes or rear lug plates on two sides or one side of the lifting upright post 11 through anchor clamps or rear lug plates on two sides or one side of the fixed upright post 12, and the auxiliary lifting cylinder 2 drives the lifting upright post 11 to move in a fixed slideway of the fixed upright post 12; the lifting column 11 is height-adjusted.
The skateboard lifter includes: a main lift cylinder 16, a lift pulley 17 and a lift chain 23; a sliding plate 15 is arranged between the lifting slide ways of the two lifting upright posts 11, the sliding plate 15 can slide in the lifting upright posts 11 and the auxiliary upright posts 18, a main lifting cylinder 16 is connected with the lifting upright posts 11 through anchor clamps or flanges, the upper end of the main lifting cylinder 16 is connected with a lifting pulley 17, the lower end of the main lifting cylinder 16 is connected with a supporting column through a flange, and the supporting column is connected with the lifting upright posts 11 through anchor clamps or flanges; one end of a lifting chain 23 is fixed on the lifting upright post 11 or the auxiliary upright post 18, the other end of the lifting chain 23 bypasses a lifting pulley and passes through a counterweight slide block baffle 30 of the beating and pulling hammer clamping plate combination body to be connected with a counterweight slide block, when the main lifting cylinder 16 ascends, the lifting chain 23 bypasses the lifting pulley 17 to tighten and pull the counterweight slide block to ascend, the lifting force of the counterweight slide block acts on the counterweight slide block baffle 30 to lift the beating and pulling hammer clamping plate combination body, and when the main lifting cylinder 16 descends, the counterweight slide block is separated from the counterweight slide block baffle 30 downwards, and the beating and pulling hammer clamping plate combination body is in a free state; the outer side of the sliding plate 15 is connected with a hammer clamping plate 13, and a hydraulic hammer 14 is connected in the hammer clamping plate 13 to form a beating and pulling hammer clamping plate combination body; through the extension and retraction of the main lifting cylinder 16, the counterweight sliding block contacts with the counterweight sliding block baffle, and the lifting chain is tensioned, so that the lifting of the hammer beating and clamping plate combination is driven.
The sliding plate lifter is a sliding plate winch device, the sliding plate winch device comprises a sliding plate winch 25 and a winch pulley 26, the sliding plate winch 25 is arranged on a transverse slideway 8 of the transverse device, the winch pulley 26 is arranged on the auxiliary upright post flange 1, and a steel wire rope of the sliding plate winch 25 bypasses the winch pulley 26 to be connected with the counterweight sliding block; or the sliding plate winch device comprises a sliding plate winch 25, the sliding plate winch 25 is arranged on the auxiliary upright post flange 1, and a steel wire rope of the sliding plate winch 25 is directly connected with the counterweight sliding block.
In fig. 3 and 4, the transverse device comprises: the transverse cylinder 3, the balancing weight 5, the transverse slideway 8 and the transverse sliding block 9;
two transverse slide ways 8 are arranged in parallel, one end of each transverse slide way 8 is connected with a balancing weight 5, and the other end of each transverse slide way 8 is connected with a pitching supporting plate 20; a transverse sliding block 9 is arranged between the transverse sliding ways 8, and the transverse sliding ways 8 are sliding tracks of the transverse sliding blocks 9; one end of the transverse sliding block 9 sliding out of the transverse slideway 8 is connected with a pitching supporting plate 20, two ends of the pitching supporting plate 20 are connected with shaft sleeves matched with the upright pitching shafts 10, and the shaft sleeves are hinged with the upright pitching shafts 10 of the fixed upright 12; a transverse oil cylinder 3 is arranged between the two transverse slide ways 8, a transverse oil cylinder 3 is connected between a cross beam of the transverse slide way 8 and the transverse sliding block 9 through a pin shaft, and the transverse oil cylinder 3 drives the transverse sliding block 9 to slide in the transverse slide way 8 for operation, so that the transverse distance of the working mechanism is adjusted.
In fig. 3 and 4, the left and right devices include: a column adjusting cylinder 7 and left and right hinge holes 21; the left hinge shaft hole and the right hinge shaft hole 21 are positioned on the bottom surface of the transverse slideway 8, correspond to the hinge shaft holes on the front support column and the rear support column on the ground disc and are hinged through pin shafts; the upright post adjusting oil cylinder 7 is connected between the transverse slideway 8 and the land, and drives the upright post adjusting oil cylinder 7 to adjust and change the left and right angles of the upright post, so as to adjust the left and right inclination of the working mechanism.
In fig. 3 and 4, the pitch device includes: a pitch cylinder 4 and a pitch support plate 20; the pitching support plate 20 is connected with the fixed upright 12; the pitching oil cylinder 4 is connected between the transverse slideway 8 and the pitching support plate 20, the pitching oil cylinder 4 drives the fixed upright post 12 to rotate around the upright post pitching shaft 10, and the front and rear inclination angles of the upright post are changed by taking the upright post pitching shaft 10 as a fulcrum; and adjusting the front-back inclination of the working mechanism.
The working device comprises: a pile driver and a drill; the pile driver comprises: the beating and pulling hammer clamping plate combination body and the cushion block are connected to the sliding plate 15 through the cushion block; in fig. 9, the hammer clamping plate combination comprises: hammer clamping plate 13, hydraulic hammer 14, pile pulling lever pin shaft 27, pile pulling connecting rod 28, pile pulling lever 29, counterweight sliding block baffle 30 and clamping plate connecting flange 31; the two hammer clamping plates 13 are arranged, the hydraulic hammer 14 is positioned between the two hammer clamping plates 13, one end of each of the two hammer clamping plates 13 is connected with a clamping plate connecting flange 31, and the inner side of the clamping plate connecting flange 31 is connected with a counterweight sliding block baffle 30; one end of each of the two hammer clamping plates 13 is connected with a pile pulling connecting rod 28 through a pile pulling lever pin shaft 27, the bottom of the pile pulling connecting rod 28 is connected with a pile pulling lever 29 through a pin shaft, one end of the pile pulling lever 29 is positioned below the hydraulic hammer 14, the other end of the pile pulling lever 29 is connected with a pipe expander through a pin shaft, the pipe expander is arranged in a road pile pipe, and the road pile is pulled out; when piling, the pile pulling connecting rod 28 is turned upwards and fixed by the pile pulling lever pin shaft 27, the pile pulling lever 29 is separated from the bottom surface of the hydraulic hammer 14, and the hydraulic hammer 14 directly piles the pile cap of the road pile.
The drill comprises: the drilling device and the pole clip 3-6; the drilling device is connected to the sliding plate 15, and the pole holding device 3-6 is sleeved outside a down-the-hole drill of the drilling device; in fig. 10, the drilling device includes: the drilling machine comprises a drilling rotary motor, a drilling bearing seat body, a drill rod and a down-the-hole drill; the drilling rotary motor, the drilling bearing seat body, the drill rod and the down-the-hole drill are sequentially connected, and the drilling bearing seat body is connected with the slide plate 15; the down-the-hole drill includes: the drill bit connecting rod and drill bit, the one end and the drilling rod of drill bit connecting rod are connected, and the other end is connected with the drill bit.
In fig. 11, in order to provide the whole structure of the pile driving and extracting mechanism according to the present invention, a pile driving and extracting device is mounted on a slider through a pad.
In fig. 12, in order to remove the driving tool working device of the present invention, the whole structure of the drilling tool working mechanism is installed, and the drilling tool working device is installed on the slide block.
The lower rotating support of the transverse slideway is connected with the front and rear support frames of the floor through a pin shaft, the upright post adjusting oil cylinder is connected with the lug plate of the support frame of the working mechanism and the lug plate of the transverse slideway through a pin shaft, the front and rear inclination adjustment of the working mechanism is carried out, and the upright post adjusting oil cylinder is arranged on the left side or the right side of the floor.
The transverse sliding block is arranged in the transverse slideway, and the transverse oil cylinder is connected with the transverse slideway and the inner lug plate of the transverse sliding block through a pin shaft to adjust the transverse distance of the working mechanism. The transverse sliding block is connected with the fixed upright post through a pin shaft.
The tilting cylinder is connected with the lug plate at the upper part of the transverse sliding block and the lug plate at the rear side of the fixed upright post through a pin shaft to adjust the left and right tilting of the working mechanism. The lifting upright post is arranged in the fixed upright post, and the auxiliary lifting cylinder is connected with the two sides of the lifting upright post, the single-side round hole or the rear lug plate through anchor ears or rear lug plates on the two sides and the single side of the fixed upright post to adjust the height of the lifting upright post.
The auxiliary upright post is connected with the upper end flange of the lifting upright post through the lower end flange, so that the travel of the inner sliding plate is increased.
The inner slide plate is arranged in the lifting upright post and the auxiliary upright post, the main lifting cylinder is connected with the lifting upright post through a hoop or a flange, the cylinder head of the main lifting cylinder is connected with the lifting pulley through threads, the beating and pulling hammer clamping plate is connected with the inner slide plate and the hydraulic hammer through bolts to form a beating and pulling hammer clamping plate combination body, one end of the lifting chain is fixed on the lifting upright post, the beating and pulling hammer clamping plate combination body or the auxiliary upright post through the lifting pulley, the other end of the lifting chain is fixed on the counterweight sliding block, the counterweight sliding block contacts with the baffle through the expansion of the main lifting cylinder, and the lifting chain is tightened, so that the lifting of the beating and pulling hammer clamping plate combination body is driven.
The limiting frame is fixed on the lifting upright post through a bolt, and the lowest descending height of the beating and pulling hammer clamping plate combination body is adjusted. The pile gripper is connected with the lifting upright post through bolts.
Example 2: in fig. 4, an embodiment is shown in which one auxiliary lift cylinder 2 is mounted on each side of the fixed upright.
Example 3: in fig. 5, an embodiment is shown in which a secondary lift cylinder 2 is mounted on the rear side of the stationary upright.
Example 4: in fig. 6, the sliding plate winch device comprises a sliding plate winch 25, wherein the sliding plate winch 25 is arranged on the auxiliary upright post flange 1, and a steel wire rope of the sliding plate winch 25 is directly connected with the counterweight sliding block.
Example 5: in fig. 7, the sliding plate lifter is a sliding plate winch device, the sliding plate winch device comprises a sliding plate winch 25 and a winch pulley 26, the sliding plate winch 25 is installed on the balancing weight 5, the winch pulley 26 is installed on the auxiliary upright post flange 1, and a steel wire rope of the sliding plate winch 25 bypasses the winch pulley 26 to be connected with the balancing weight sliding block.
Claims (6)
1. A working mechanism of a highway guardrail pile driving and pulling machine is characterized in that: the working mechanism comprises: the pile gripper comprises a stand column, a limiting frame, a pile gripper, a lifting device, a transverse device, a left-right device, a pitching device and a working device; the lower part of the upright post is sequentially connected with a limiting frame and a pile gripper; the upright post is connected with a working device through a lifting device, and the lifting device slides up and down along the upright post and drives the working device to move up and down; the upright post is hinged at one end of the transverse device through the pitching device, can transversely move along with the transverse device and can perform pitching movement by taking the transverse device as a fulcrum; the bottom of the transverse device is hinged on the ground disc, the left and right devices are hinged between the transverse device or the upright post and the ground disc, and the transverse device takes the hinge of the bottom as a fulcrum and moves left and right together with the upright post under the driving of the left and right devices;
the stand column includes: auxiliary upright post flanges, upright post pitching shafts, lifting upright posts, fixed upright posts, auxiliary hinging and fixed cross beams; the outer side of the fixed upright post is fixedly connected with an upright post pitching shaft, the fixed upright post is connected with a lifting upright post in a sliding manner, and the upper end of the lifting upright post is connected with an auxiliary upright post;
the fixed upright posts are two fixed slide ways, a fixed cross beam is externally connected between the two fixed slide ways, a lifting upright post is arranged in the space between the two fixed slide ways, the lifting upright post is two lifting slide ways, and a sliding plate is arranged between the two lifting slide ways;
the two ends of the auxiliary upright post are connected with auxiliary upright post flanges, the auxiliary upright post flanges are in an opening shape at one end, the outer end of one side of each auxiliary upright post is connected with auxiliary hinges, and fixing bolts for lifting the upright post and the auxiliary upright post are removed and can be hinged at the auxiliary hinges; the auxiliary upright post is connected with a corresponding flange at the upper end of the lifting upright post through an auxiliary upright post flange at the lower end, so that the length of the lifting upright post is prolonged, and the stroke of the sliding plate is increased;
a limiting frame is fixed on the lifting upright post through a bolt, and the lowest descending height of the beating and pulling hammer clamping plate combination body is adjusted; the lifting upright post is connected with a pile gripper through a bolt;
the lifting device comprises: the auxiliary lifting cylinder, the sliding plate and the sliding plate lifter; the auxiliary lifting cylinder drives the lifting upright post to move up and down along the fixed upright post; the sliding plate lifter drives the sliding plate to move up and down along the inner slide of the fixed upright post and the auxiliary upright post; an auxiliary lifting cylinder is connected between the fixed upright post and the lifting upright post, and is connected with round holes or rear lug plates on two sides or one side of the lifting upright post through anchor ears or rear lug plates on two sides or one side of the fixed upright post, and the auxiliary lifting cylinder drives the lifting upright post to move in a fixed slideway of the fixed upright post; height adjustment is carried out on the lifting upright post;
the skateboard lifter includes: the lifting device comprises a main lifting cylinder, a lifting pulley and a lifting chain; a sliding plate is arranged between the lifting slide ways of the two lifting upright posts, the sliding plate can slide in the lifting upright posts and the auxiliary upright posts, the main lifting cylinder is connected with the lifting upright posts through anchor clamps or flanges, the upper end of the main lifting cylinder is connected with a lifting pulley, the lower end of the main lifting cylinder is connected onto a supporting column through a flange, and the supporting column is connected onto the lifting upright posts through anchor clamps or flanges; one end of a lifting chain is fixed on the lifting upright post or the auxiliary upright post, the other end of the lifting chain bypasses the lifting pulley and passes through the counterweight slide block baffle of the beating and pulling hammer clamping plate combination body to be connected with the counterweight slide block, when the main lifting cylinder ascends, the lifting chain bypasses the lifting pulley to tighten and pull the counterweight slide block to ascend, the lifting force of the counterweight slide block acts on the counterweight slide block baffle to lift the beating and pulling hammer clamping plate combination body, and when the main lifting cylinder descends, the counterweight slide block is separated from the counterweight slide block baffle downwards, and the beating and pulling hammer clamping plate combination body is in a free state; the outer side of the sliding plate is connected with a hammer clamping plate, and the hammer clamping plate is internally connected with a hydraulic hammer to form a beating and pulling hammer clamping plate combination body; the counterweight sliding block contacts the counterweight sliding block baffle through the expansion and contraction of the main lifting cylinder, so that the chain is lifted to be tensed, and the beating and pulling hammer clamping plate combination body is driven to lift;
or the sliding plate lifter is a sliding plate winch device, the sliding plate winch device comprises a sliding plate winch and a winch pulley, the sliding plate winch is arranged on a transverse slideway of the transverse device, the winch pulley is arranged on an auxiliary upright post flange, and a steel wire rope of the sliding plate winch bypasses the winch pulley and is connected with the counterweight sliding block; or the sliding plate winch device comprises a sliding plate winch, the sliding plate winch is arranged on the auxiliary upright post flange, and a steel wire rope of the sliding plate winch is directly connected with the counterweight sliding block.
2. The working mechanism of a highway guardrail pile driving and pulling machine as claimed in claim 1, wherein: the transverse device comprises: the device comprises a transverse oil cylinder, a balancing weight, a transverse slideway and a transverse sliding block;
the two transverse slide ways are arranged in parallel, one end of each transverse slide way is connected with a balancing weight, and the other end of each transverse slide way is connected with a pitching supporting plate; a transverse sliding block is arranged between the transverse sliding ways, and the transverse sliding ways are sliding tracks of the transverse sliding blocks;
one end of the transverse sliding block, which slides out of the transverse slideway, is connected with a pitching supporting plate, two ends of the pitching supporting plate are connected with shaft sleeves matched with the pitching shafts of the upright posts, and the shaft sleeves are hinged with the pitching shafts of the upright posts for fixing the upright posts; a transverse oil cylinder is arranged between the two transverse slideways, a transverse oil cylinder is connected between a transverse beam of the transverse slideway and the transverse sliding block through a pin shaft, and the transverse oil cylinder drives the transverse sliding block to slide in the transverse slideway for operation, so that the transverse distance of the working mechanism is adjusted.
3. The working mechanism of a highway guardrail pile driving and pulling machine as claimed in claim 1, wherein: the left and right devices include: the upright post is used for adjusting the oil cylinder and the left hinge shaft hole and the right hinge shaft hole; the left hinge shaft hole and the right hinge shaft hole are positioned on the bottom surface of the transverse slideway, correspond to the hinge shaft holes on the rear support column of the front support column on the ground disc and are hinged through a pin shaft; the upright post adjusting oil cylinder is connected between the transverse slideway and the ground disc, and is driven to adjust and change the left and right angles of the upright post, so as to adjust the left and right inclination of the working mechanism.
4. The working mechanism of a highway guardrail pile driving and pulling machine as claimed in claim 1, wherein: the pitching device comprises: a pitching oil cylinder and a pitching support plate; the pitching supporting plate is connected with the fixed upright post; the pitching oil cylinder is connected between the transverse slideway and the pitching support plate, drives the fixed upright post to rotate around the upright post pitching shaft, and changes the front and rear inclination angles of the upright post by taking the upright post pitching shaft as a fulcrum; and adjusting the front-back inclination of the working mechanism.
5. The working mechanism of a highway guardrail pile driving and pulling machine as claimed in claim 1, wherein: the working device is a pile driver;
the pile driver comprises: the beating and pulling hammer clamping plate combination body and the cushion block are connected to the sliding plate through the cushion block;
the beating and pulling hammer clamping plate combination body comprises: the pile pulling device comprises a hammer clamping plate, a hydraulic hammer, a pile pulling lever pin shaft, a pile pulling connecting rod, a pile pulling lever, a counterweight sliding block baffle and a clamping plate connecting flange; the two hammer clamping plates are arranged, the hydraulic hammer is positioned between the two hammer clamping plates, one end of each of the two hammer clamping plates is connected with a clamping plate connecting flange, and the inner side of each clamping plate connecting flange is connected with a counterweight sliding block baffle; one end of each of the two hammer clamping plates is connected with a pile pulling connecting rod through a pile pulling lever pin shaft, the bottom of the pile pulling connecting rod is connected with a pile pulling lever through a pin shaft, one end of the pile pulling lever is positioned below the hydraulic hammer, the other end of the pile pulling lever is connected with a pipe expander through a pin shaft, and the pipe expander is arranged in a road pile pipe to pull out the road pile; when piling, the pile pulling connecting rod is turned upwards and fixed by the pile pulling lever pin shaft, the pile pulling lever is separated from the bottom surface of the hydraulic hammer, and the hydraulic hammer directly piles the pile cap of the road pile.
6. The working mechanism of a highway guardrail pile driving and pulling machine as claimed in claim 1, wherein: the working device is a drill; the drill comprises: a drilling device and a pole clip; the drilling device is connected to the sliding plate, and the pole holding device is sleeved outside the down-the-hole drill of the drilling device; the drilling device comprises: the drilling machine comprises a drilling rotary motor, a drilling bearing seat body, a drill rod and a down-the-hole drill; the drilling rotary motor, the drilling bearing seat body, the drill rod and the down-the-hole drill are sequentially connected, and the drilling bearing seat body is connected with the sliding plate; the down-the-hole drill includes: the drill bit connecting rod and drill bit, the one end and the drilling rod of drill bit connecting rod are connected, and the other end is connected with the drill bit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810703381.8A CN108532599B (en) | 2018-06-30 | 2018-06-30 | Working mechanism of highway guardrail pile driving and pulling machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810703381.8A CN108532599B (en) | 2018-06-30 | 2018-06-30 | Working mechanism of highway guardrail pile driving and pulling machine |
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| CN108532599A CN108532599A (en) | 2018-09-14 |
| CN108532599B true CN108532599B (en) | 2023-09-22 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109736226B (en) * | 2019-01-19 | 2020-10-30 | 王敬富 | Temporary warning post cloth arranging machine for highway |
| CN109914302B (en) * | 2019-03-15 | 2021-02-02 | 南京金长江交通设施有限公司 | Hammer head rotation device |
| CN112095520B (en) * | 2020-09-22 | 2022-11-15 | 苏州圣蒙莱科技有限公司 | Quick fixed mounting equipment of greenbelt guardrail |
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| CA2038611A1 (en) * | 1990-03-11 | 1992-09-12 | Jianrong Hu | Hydraulic pressure pile drive |
| KR20010088133A (en) * | 2000-03-10 | 2001-09-26 | 조성호 | Non-destructive two-dimensional system for investigating the ground |
| RU2196203C1 (en) * | 2001-12-11 | 2003-01-10 | Закрытое акционерное общество "Мостинжстрой" | Method of installing mounted equipment of berkut drill-pile driver |
| WO2015100688A1 (en) * | 2013-12-30 | 2015-07-09 | 恒天九五重工有限公司 | Hydrostatic pile driver of full-stroke hole guiding type |
| JP2018062326A (en) * | 2016-10-15 | 2018-04-19 | 高砂建設株式会社 | Spud mooring facility |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB627571A (en) * | 1946-06-18 | 1949-08-11 | Reginald Frank Warry | Improvements in transportable hoists |
| CA2038611A1 (en) * | 1990-03-11 | 1992-09-12 | Jianrong Hu | Hydraulic pressure pile drive |
| KR20010088133A (en) * | 2000-03-10 | 2001-09-26 | 조성호 | Non-destructive two-dimensional system for investigating the ground |
| RU2196203C1 (en) * | 2001-12-11 | 2003-01-10 | Закрытое акционерное общество "Мостинжстрой" | Method of installing mounted equipment of berkut drill-pile driver |
| WO2015100688A1 (en) * | 2013-12-30 | 2015-07-09 | 恒天九五重工有限公司 | Hydrostatic pile driver of full-stroke hole guiding type |
| JP2018062326A (en) * | 2016-10-15 | 2018-04-19 | 高砂建設株式会社 | Spud mooring facility |
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| CN108532599A (en) | 2018-09-14 |
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