CN114657989A - Annular hydraulic pile breaking machine and double-head swingable drill rod thereof - Google Patents
Annular hydraulic pile breaking machine and double-head swingable drill rod thereof Download PDFInfo
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- CN114657989A CN114657989A CN202210376969.3A CN202210376969A CN114657989A CN 114657989 A CN114657989 A CN 114657989A CN 202210376969 A CN202210376969 A CN 202210376969A CN 114657989 A CN114657989 A CN 114657989A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D9/00—Removing sheet piles bulkheads, piles, mould-pipes or other moulds or parts thereof
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- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to the technical field of pile breaking machines, in particular to an annular hydraulic pile breaking machine and a double-head swingable drill rod thereof. The drill rod consists of a rod body, a rod seat and drill bits, and the two drill bits are fixedly connected to the rod seat side by side; the rod seat is sleeved on the rod body, the rod body is positioned between the two drill bits, and the axis of the rod body and the axis of the drill bits are positioned on the same plane; the rod body can swing to be adjusted and is fixed through the connecting piece after being adjusted. The annular hydraulic pile breaking machine comprises a hydraulic cylinder, a fixed seat and the drill rod; a hydraulic cylinder is fixedly connected on a fixed seat, and a drill rod is connected with the hydraulic cylinder to form a pile breaking unit; the plane formed by the axes of the two drill bits forms an included angle with the fixed seat; the fixing seats are connected into a ring shape, the pile breaking units are connected into a ring shape, and the drill bit of each pile breaking unit and the fixing seats are provided with included angles. The quantity of borer point has been increased, has increased broken position, realizes the fine setting, improves crushing effect, and safe and reliable has improved crushing efficiency.
Description
Technical Field
The invention relates to the technical field of pile breaking machines, in particular to an annular hydraulic pile breaking machine and a double-head swingable drill rod thereof.
Background
The construction machine is a general name of mechanical equipment used for engineering construction and urban and rural construction, and comprises various machines such as an excavating machine, a shovel soil transportation machine, a compaction machine, an engineering hoisting machine, a piling machine, a pavement machine, a concrete product machine, a steel bar grade prestress machine, a decoration machine, an overhead working machine and the like. The construction foundation of modern building needs pile driving, and in the pile foundation construction process, for construction convenience, can make the stake that needs longer than actual requirement, through drive into (or other technologies) to the design depth after, the unnecessary part above the basic bottom surface must be cut off, needs to cut the stake at this moment.
At present, the concrete pile breaking method comprises the following steps: drawing elevation at the bottom of the pile, cutting the surface of the pile to the outer side of the pile steel bar along the elevation line, breaking the concrete on the pile of the circular cutting surface to expose the steel bar, perforating and expanding the circular cutting part to integrally lift out the pile core, completing pile breaking, and manually operating the whole process. When the pile outside the steel bar is broken, the manual operation efficiency is low, the noise is large, and certain potential safety hazards exist to site construction personnel due to dust and block splashes.
The pile breaking machine is an engineering machine suitable for quickly cutting off pile heads in pile foundation engineering, provides pressure for a plurality of hydraulic oil cylinders of the pile breaking machine through a power source, drives a breaking head through the hydraulic oil cylinders, simultaneously extrudes a pile body to cut off the pile heads, and can effectively cut off the residual concrete pile heads on the bottom surface.
However, one pile breaking unit of the existing pile breaking machine is a drill bit, the angle of the drill bit cannot be adjusted, the pile breaking point positions are few, and the pile breaking effect is poor.
Disclosure of Invention
In order to solve the technical problems, the invention provides the annular hydraulic pile breaking machine and the double-head swingable drill rods thereof, the number of drill rod tips is increased, breaking point positions are increased, fine adjustment is realized, the breaking effect is improved, the safety and the reliability are realized, and the breaking efficiency is improved.
In order to achieve the purpose, the invention adopts the following technical scheme:
a double-end rock drill rod capable of swinging comprises a rod body, a rod seat and drill bits, wherein the two drill bits are fixedly connected to the rod seat side by side, and the axes of the two drill bits are parallel to each other; the rod base is sleeved on the rod body, the rod body is positioned between the two drill bits, and the axis of the rod body and the axis of the drill bits are positioned on the same plane; the rod body can swing to be adjusted and is fixed through the connecting piece after being adjusted.
The center of the rod seat is horizontally provided with a rod hole corresponding to the rod body, the two sides of the center line are symmetrically provided with horizontal drill bit holes, connecting holes perpendicular to the rod hole are formed in the horizontal drill bit holes, and the connecting holes penetrate through the rod hole; the drill bit is inserted into the drill bit hole, and the rod body is inserted into the rod hole.
The rod body is a step rod and consists of a thin rod and a thick rod, and the thin rod is inserted into the rod seat.
The drill bit consists of a drill bit tip and a cylinder, the drill bit tip is bullet-shaped, and the cylinder is inserted into the rod seat and then welded on the rod seat.
The connecting piece is a pin shaft and a cotter pin, and the pin shaft is locked through the cotter pin after being inserted into the rod seat.
The rod body can swing for adjustment, and the swing angle is within 10 degrees.
An annular hydraulic pile breaker comprises a hydraulic cylinder, a fixed seat and a drill rod; a hydraulic cylinder is fixedly connected to a fixed seat, a drill rod is connected with the hydraulic cylinder to form a pile breaking unit, and a plane formed by the axes of the two drill bits forms an included angle with the fixed seat; the fixing seats are connected into a ring shape, the pile breaking units are connected into a ring shape, and the drill bit of each pile breaking unit and the fixing seats are provided with included angles.
The included angle that bore bit and fixing base of every broken stake unit were equipped with is the same, and within 90 degrees.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, each set of the double-head swinging drill rod consists of 2 drill tips, and an included angle is formed when the double-head swinging drill rod is connected with the pile breaking device main body, so that pile breaking point positions are increased, and the staggered arrangement of the drill tips is more favorable for improving the pile breaking effect.
2. Because the cylinder is irregular when pouring, can have the inconsistent condition of diameter from top to bottom, the swing drill rod can finely tune, satisfies broken purpose.
3. In the pile breaking process, all hydraulic cylinders apply pressure to the pile core, the drill tips press the cylindrical surface to enable the surface of the pile to be stressed and broken, when the drill tips all extend into the cylindrical surface, the rod seat is in contact with the cylindrical surface to play a limiting role, the drill tips cannot extend continuously, the purpose of breaking concrete on the surface of the pile is achieved, and reinforcing steel bars are not damaged. And the drill rod tip acts on the rod seat when being subjected to the cylindrical reaction force, so that the decomposition force can be exerted, the drill rod is better protected, and the service life of the drill rod is prolonged.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a pile breaking unit according to the present invention;
FIG. 3 is a schematic front view of the drill rod construction of the present invention;
FIG. 4 is a schematic side view of the shank construction of the present invention;
FIG. 5 is a schematic top view of the shank construction of the present invention;
FIG. 6 is a schematic front view of a bit and shank seat configuration of the present invention;
FIG. 7 is a schematic side view of the bit and shank seat construction of the present invention;
FIG. 8 is a schematic top view of the bit and shank seat configuration of the present invention.
In the figure: 1-hydraulic cylinder 2-fixed seat 3-drill rod 4-pin shaft 5-cotter pin 31-rod body 32-rod seat 33-drill bit 321-rod hole 322-drill bit hole 323-connecting hole
Detailed Description
The embodiment is as follows:
the following further describes embodiments of the present invention with reference to the accompanying drawings:
as shown in figure 1, the annular hydraulic pile breaking machine consists of 12 pile breaking units. As shown in fig. 2, each pile breaking unit comprises a hydraulic cylinder 1, a fixed seat 2 and a drill rod 3.
As shown in fig. 3 to 8, the drill rod 3 is a double-head swingable drill rod, and the drill rod 3 is composed of a rod body 31, a rod seat 32 and a drill bit 33.
The rod seat 32 is a cuboid, a rod hole 321 corresponding to the rod body 31 is horizontally arranged at the center of the rear surface of the rod seat 32, the diameter of the rod hole 321 is larger than that of the rod body 31, and two horizontal drill rod holes 322 are symmetrically arranged on two sides of the central line. The bit hole 322 is a stepped hole, and the bit hole 322 is a through hole penetrating the front and rear surfaces of the rod holder 32. The rod seat 32 is provided with a connection hole 323 perpendicular to the rod hole 321, and the connection hole 323 penetrates the upper and lower surfaces of the rod seat 32 and the rod hole 321.
The rod body 31 is a stepped rod, and is composed of a thin rod and a thick rod, and the thin rod is inserted into the rod hole 321 of the rod seat 32. The connecting piece is a pin shaft 4 and a cotter pin 5, the pin shaft 4 penetrates through the connecting hole 323 and the thin rod, and the diameter of the thin rod is smaller than that of the rod hole 321, so that the rod body 31 can swing to adjust the angle within 10 degrees, and the angle is locked through the cotter pin 5 after being adjusted.
The drill bit 33 is composed of a drill point and a column, the drill point is bullet-shaped, the diameter of the rear end of the drill point is larger than that of the column connected with the drill point, and the column is inserted into the drill bit hole 322 of the rod base 32 and then welded on the rod base 32.
The two drill bits 33 are fixedly connected to the rod seat 32 side by side, the axes of the two drill bits 22 are parallel to each other, the rod body 31 is positioned between the two drill bits 33, and the axis of the rod body 31 and the axis of the drill bits 33 are positioned on the same plane.
As shown in fig. 2, a hydraulic cylinder 1 is fixedly connected to a fixed seat 2, and a drill rod 3 is connected to the hydraulic cylinder 1 to form a pile breaking unit. The plane that two bore bit 33 axes formed becomes the contained angle with fixing base 2 central plane, and the contained angle is within 90 degrees.
As shown in fig. 1, 12 fixing bases 2 are connected into a circular ring shape, and further 12 pile breaking units are connected into a circular ring shape, an included angle is formed between the drill bit 33 of each pile breaking unit and the fixing base 2, and the included angle formed between the drill bit 22 of each pile breaking unit and the fixing base 2 is the same and within 90 degrees.
According to the invention, each set of the double-head swingable drill rod 3 consists of 2 drill rod tips, and an included angle is formed when the double-head swingable drill rod is connected with the pile breaking device main body, so that pile breaking point positions are increased, and the staggered arrangement of the drill rod tips is more favorable for pile breaking effect. Because the cylinder is irregular when pouring, can have the inconsistent condition of diameter from top to bottom, swing drill rod 3 can finely tune, satisfies broken purpose. In the pile breaking process, all hydraulic cylinders 1 apply pressure to the pile core, the drill tips press the cylindrical surface to enable the surface of the pile to be stressed and broken, when the drill tips all extend into the cylindrical surface, the rod seat 32 is in contact with the cylindrical surface to play a limiting role, the drill tips cannot extend continuously, the purpose of breaking concrete on the surface of the pile is achieved, and reinforcing steel bars are not damaged. And the drill point acts on the rod seat 32 under the action of the cylindrical reaction force, so that the decomposition force can be exerted, the drill rod 3 is better protected, and the service life of the drill rod 3 is prolonged.
The invention increases the number of drill bits 33, increases the crushing point positions, realizes fine adjustment, improves the crushing effect, is safe and reliable, and improves the crushing efficiency.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The utility model provides a drill rod can be swung to double-end which characterized in that: the drill rod consists of a rod body, a rod seat and drill bits, the two drill bits are fixedly connected to the rod seat side by side, and the axes of the two drill bits are parallel to each other; the rod seat is sleeved on the rod body, the rod body is positioned between the two drill bits, and the axis of the rod body and the axis of the drill bits are positioned on the same plane; the rod body can swing to be adjusted and is fixed through the connecting piece after being adjusted.
2. A double-ended swingable drill rod according to claim 1, wherein: the center of the rod seat is horizontally provided with a rod hole corresponding to the rod body, the two sides of the center line are symmetrically provided with horizontal drill bit holes, connecting holes perpendicular to the rod hole are formed in the horizontal drill bit holes, and the connecting holes penetrate through the rod hole; the drill bit is inserted into the drill bit hole, and the rod body is inserted into the rod hole.
3. A double-ended swingable drill rod according to claim 1, wherein: the rod body is a step rod and consists of a thin rod and a thick rod, and the thin rod is inserted into the rod seat.
4. A double-ended swingable drill rod according to claim 1, wherein: the drill bit consists of a drill bit tip and a cylinder, the drill bit tip is bullet-shaped, and the cylinder is inserted into the rod seat and then welded on the rod seat.
5. A double-ended swingable drill rod according to claim 1, wherein: the connecting piece is a pin shaft and a cotter pin, and the pin shaft is locked through the cotter pin after being inserted into the rod seat.
6. A double-ended swingable drill rod according to claim 1, wherein: the rod body can swing for adjustment, and the swing angle is within 10 degrees.
7. An annular hydraulic pile breaking machine based on a double-head swingable drill rod as claimed in any one of claims 1 to 6, is characterized in that: comprises a hydraulic cylinder, a fixed seat and a drill rod; a hydraulic cylinder is fixedly connected to a fixed seat, a drill rod is connected with the hydraulic cylinder to form a pile breaking unit, and a plane formed by the axes of the two drill bits forms an included angle with the fixed seat; the fixing seats are connected into a ring shape, the pile breaking units are connected into a ring shape, and the drill bit of each pile breaking unit and the fixing seats are provided with included angles.
8. The annular hydraulic pile breaker of claim 7, wherein: the included angle that bore bit and fixing base of every broken stake unit were equipped with is the same, and within 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210376969.3A CN114657989A (en) | 2022-04-12 | 2022-04-12 | Annular hydraulic pile breaking machine and double-head swingable drill rod thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210376969.3A CN114657989A (en) | 2022-04-12 | 2022-04-12 | Annular hydraulic pile breaking machine and double-head swingable drill rod thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114657989A true CN114657989A (en) | 2022-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210376969.3A Pending CN114657989A (en) | 2022-04-12 | 2022-04-12 | Annular hydraulic pile breaking machine and double-head swingable drill rod thereof |
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| Country | Link |
|---|---|
| CN (1) | CN114657989A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115492109A (en) * | 2022-10-20 | 2022-12-20 | 辽宁紫竹高科装备股份有限公司 | Drill bit group for pile cutter and using method |
| CN116856403A (en) * | 2022-11-24 | 2023-10-10 | 灌云县侍庄水利服务站 | Pile head treatment equipment for water conservancy pile foundation and timely use method |
-
2022
- 2022-04-12 CN CN202210376969.3A patent/CN114657989A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115492109A (en) * | 2022-10-20 | 2022-12-20 | 辽宁紫竹高科装备股份有限公司 | Drill bit group for pile cutter and using method |
| CN115492109B (en) * | 2022-10-20 | 2024-05-28 | 辽宁紫竹高科装备股份有限公司 | Drill bit set for pile cutter and use method |
| CN116856403A (en) * | 2022-11-24 | 2023-10-10 | 灌云县侍庄水利服务站 | Pile head treatment equipment for water conservancy pile foundation and timely use method |
| CN116856403B (en) * | 2022-11-24 | 2024-05-14 | 灌云县侍庄水利服务站 | Pile head treatment equipment for water conservancy pile foundation and timely use method |
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