CN210622696U - Rotary drilling bit for rod hole - Google Patents
Rotary drilling bit for rod hole Download PDFInfo
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- CN210622696U CN210622696U CN201921263091.2U CN201921263091U CN210622696U CN 210622696 U CN210622696 U CN 210622696U CN 201921263091 U CN201921263091 U CN 201921263091U CN 210622696 U CN210622696 U CN 210622696U
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Abstract
The utility model provides a drill bit is dug soon to rod hole, dig the driver soon and connect the drive and dig the rotatory drive arrangement of driver soon, the drill bit is the tubbiness, tubbiness upper end central authorities are equipped with and are used for connecting dig the drill bit connecting neck soon of driver lower extreme soon, aqueduct one end storage water tank, the other end passes and digs the driver soon and dig the drill bit connecting neck and pour into the tubbiness inner chamber with the storage water tank water into, the drive arrangement that drive pressure disk drive reciprocated is connected to the pressure disk drive, the pressure disk drive is established and is being dug the driver lower extreme and correspond tubbiness wall upper end soon, be equipped with a plurality of passageways that run through tubbiness wall from top to bottom in the tubbiness wall, dig the raft board and establish the upper end and connect the pressure disk drive. The advantages are that: the device has the advantages of water conservation, one-time rotary digging in place, one-time soil lifting and pit cleaning, and one-person operation completion. Has the characteristics of time saving, labor saving and high efficiency.
Description
Technical Field
The invention relates to a rod hole rotary drilling bit with rotary drilling and pit cleaning functions.
Background
A drill bit comprises teeth, a cone and a cone leg, wherein an insert ring is arranged at the inner bottom end of the cone and connected with the cone in a hot-insert composite mode, a lining is arranged on the inner wall of the cone and connected with the cone in the hot-insert composite mode, a composite sealing ring is hot-inserted between the cone and the outermost edge of the cone leg, the insert ring and the lining are made of carbide, nitride or oxide ceramic materials, and the sealing ring is made of metal ceramics or ceramic materials and cannot well clear pits and remove silt.
Disclosure of Invention
Aiming at the problems, the invention provides a rod hole rotary drilling bit with rotary drilling and pit cleaning functions.
The invention aims to be realized by the following scheme: a rod hole rotary drilling bit comprises a drill bit, a rotary drilling driver, a pressure plate driver, a rotary drilling raft, a rotary drilling shovel, a water storage tank and a water guide pipe, wherein the rotary drilling driver is connected with a driving device for driving the rotary drilling driver to rotate, the drill bit is barrel-shaped, a rotary drilling bit connecting neck for connecting the lower end of the rotary drilling driver is arranged in the center of the upper end of the barrel, the water storage tank at one end of the water guide pipe penetrates through the rotary drilling driver and the rotary drilling bit connecting neck to inject water in the water storage tank into a barrel-shaped inner cavity, the pressure plate driver is connected with a driving device for driving the pressure plate driver to move up and down, the pressure plate driver is arranged at the lower end of the rotary drilling driver and corresponds to the upper end of a barrel-shaped wall, a plurality of channels penetrating through the barrel-shaped wall up and down are arranged in, the lower end of the guide groove is welded with the molar.
Furthermore, the tubbiness wall divide into upper portion and lower part, and the upper portion is equipped with a plurality of passageways that run through tubbiness wall upper portion, and the lower part comprises inner wall, outer wall, and the inner side of inner wall aligns the upper portion inboard and connects at the upper portion lower extreme, and the outer wall outside aligns the upper portion outside and connects at the upper portion lower extreme, forms the raft board cavity between inner wall and the outer wall.
Furthermore, the upper end of the excavating shovel raft is connected with a pull rod, the upper end of the pull rod penetrates through the upper part of the barrel-shaped wall and is connected with the pressure plate driver, and an excavating shovel reset spring is sleeved on the outer side of the pull rod between the upper end of the barrel-shaped wall and the lower end of the pressure plate driver; the digging shovel raft is arranged in the raft cavity and is connected with the lower end of the pull rod.
Furthermore, a plurality of reinforcing ribs which equally divide the interior of the raft cavity into the parts corresponding to the channels are arranged in the raft cavity, and the reinforcing ribs and the joints of the inner wall and the outer wall are welded with molars.
Furthermore, the direction groove welds the outer wall lower extreme that is located between the adjacent strengthening rib, forms the passageway extension section inwards between direction groove and the passageway.
Furthermore, the pull rod and the digging shovel raft are welded.
Further, the outer diameter of the rotary drilling bit connecting neck is smaller than the inner diameter of the pressure plate driver, and the outer diameter of the rotary drilling bit connecting neck is smaller than the inner diameter of the inner wall of the drill bit.
Furthermore, a pump machine connected with a water guide pipe is arranged in the water storage tank.
Further, the molar thickness is greater than the thickness of the bit wall.
Furthermore, 6 channels which penetrate through the barrel-shaped wall up and down are arranged in the barrel-shaped wall.
The invention has the beneficial effects that: the product has the advantages of water conservation, one-time rotary digging in place, one-time soil lifting and pit cleaning, and one-person operation completion. Has the characteristics of time saving, labor saving and high efficiency.
Drawings
FIG. 1 is a schematic diagram of a rotary excavating structure of a rod hole rotary drilling bit.
FIG. 2 is a schematic diagram of a rotary excavating structure of a rod hole rotary drilling bit.
FIG. 3 is a schematic diagram of a first pit cleaning structure of a rotary drilling bit for a rod hole.
FIG. 4 is a schematic diagram of a rod hole rotary drilling bit pit cleaning structure.
Detailed Description
The invention will be further described with reference to the following figures 1-4 and specific examples:
The utility model provides a pole hole digs drill bit soon, the tubbiness wall divide into upper portion and lower part, and the upper portion is equipped with a plurality of passageways that run through tubbiness wall upper portion, and the lower part comprises inner wall, outer wall, and the inner wall inboard is aimed at the upper portion inboard and is connected at the upper portion lower extreme, and the outer wall outside is aimed at the upper portion outside and is connected at the upper portion lower extreme, forms raft cavity 9 between inner wall and the outer wall.
A rod hole rotary drilling bit is characterized in that the upper end of a digging shovel raft is connected with a pull rod 8, the upper end of the pull rod 8 penetrates through the upper part of a barrel-shaped wall and is connected with a pressure plate driver, and a digging shovel reset spring 7 is sleeved on the outer side of the pull rod between the upper end of the barrel-shaped wall and the lower end of the pressure plate driver; the digging shovel raft is arranged in the raft cavity and is connected with the lower end of the pull rod.
A rod hole rotary drill bit is characterized in that a plurality of reinforcing ribs which equally divide the interior of a raft cavity into mutually corresponding channels are arranged in the raft cavity, and grinding teeth 12 are welded at the joints of the reinforcing ribs and the inner and outer walls.
A rod hole rotary drilling bit is characterized in that a guide groove is welded at the lower end of the outer wall between adjacent reinforcing ribs, and an inward channel extension section is formed between the guide groove and a channel.
A rod hole rotary drill bit is characterized in that a pull rod is welded with a digging shovel raft.
A rod hole rotary drilling bit is characterized in that the outer diameter of a rotary drilling bit connecting neck is smaller than the inner diameter of a pressure plate driver, and the outer diameter of the rotary drilling bit connecting neck is smaller than the inner diameter of the inner wall of a drill bit.
A rotary drill bit for a rod hole is characterized in that a pump connected with a water guide pipe is arranged in a water storage tank.
A rotary drill bit for a rod hole is characterized in that the molar thickness is larger than the wall thickness of the drill bit.
A rotary drill bit for rod holes is characterized in that 6 channels penetrating through the barrel-shaped wall up and down are arranged in the barrel-shaped wall.
A driving device for driving a rotary drilling driver to rotate is an excavator oil pump, and the excavator oil pump pumps oil to drive the rotary drilling driver to rotate; the driving device for driving the pressure plate driver to move up and down is also an excavator oil pump, and the excavator oil pump drives the pressure plate driver to stretch and generate thrust to push the pull rod through the pump oil.
A rotary drill bit for a rod hole comprises: the upper part of the drill bit is a circular steel cylinder with the wall thickness of 10mm, 6 channels with the diameter of 6mm are vertically distributed in equal parts among the circular steel cylinders, and the channels are used for the pull rod to walk. The lower part of the drill bit is respectively composed of an inner wall, an outer wall and 6 equant raft board cavities formed by the inner wall and the outer wall. The raft cavities are separated and reinforced by 6 reinforcements . One molar is welded to the bottom end of each reinforcement and the junction between the inner and outer walls.
A rod hole rotary drilling bit is characterized in that a digging shovel raft and a digging shovel are connected through a spring plate and are fully arranged in a raft cavity during rotary drilling. Under the action of the digging shovel reset spring, the digging shovel raft and the digging shovel are all arranged in the raft cavity, and are protected during rotary digging.
A rotary drilling bit for a rod hole is characterized in that the rotary drilling bit: the excavator oil pump drives the rotary drilling driver to rotate, and the rotary drilling driver rotates to be connected with the rotary drilling bit connecting neck through the screw conical rod, so that the rotary drilling bit is driven to rotate to perform rotary drilling work. Meanwhile, water in the water storage tank is injected into the drill bit through the pump and the universal connecting pipe at the center of the rotary excavating driver and then through the central pipe of the connecting neck of the rotary excavating drill bit, slurry and mortar in the rotary excavating process are extruded to the gap between the outer wall and the pit wall by the pressure of the water injection, and finally the water is continuously discharged out of the pit opening. The water injection has the functions of clearing the polder, reducing resistance and cooling.
A pole hole rotary drilling bit, the pit cleaning work: and after the rotary drilling is carried out to the designed depth, the drill bit stops rotating. And at the moment, the excavator oil pump drives a pressure plate driver, a pull rod which is uniformly and circumferentially distributed on the shoulder of the drill bit is pressed against the circumferential pressure plate at the lower end of the pressure plate driver, the pull rod moves downwards to push and press a digging shovel raft, the digging shovel raft further pushes and presses a digging shovel, and under the action of a guide groove on the lower edge of a drill bit drilling opening of the digging shovel, the six digging shovels simultaneously shovel towards the center of the drill bit to finally form a toe cap so as to cut the silt in the drill bit and the bottom of the hole. The excavator lift arm then lifts the drill bit and simultaneously lifts the silt in the drill bit barrel. After the rotating arm of the excavator reaches the spoil position, the digging shovel switch is released, the pressure plate driver contracts, the digging shovel raft and the digging shovel are driven to retract by 6 pull rods under the rebound of the digging shovel reset spring, and after the drill opening is removed from surrounding, mud and sand fall under the action of gravity or the action of water falling down from the neck, so that pit cleaning work is completed.
Although the present invention has been described with reference to preferred embodiments, it will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and various changes in form and details may be made within the scope of the appended claims.
Claims (10)
1. The utility model provides a drill bit is dug soon to pole hole, includes the drill bit, digs driver, pressure disk driver, digs shovel raft board, digs shovel, storage water tank and aqueduct soon, its characterized in that: dig the driver soon and connect the rotatory drive arrangement of driver soon of drive, the drill bit is the tubbiness, tubbiness upper end central authorities are equipped with and are used for connecting the drill bit of digging soon of digging the driver lower extreme soon and connect the neck, aqueduct one end storage water tank, the other end passes and digs the driver soon and dig the drill bit and connect the neck and pour into the tubbiness inner chamber with storage water tank water into, the drive arrangement that drive pressure disk driver reciprocated is connected to the pressure disk driver, the pressure disk driver is established and is dug the driver lower extreme and correspond tubbiness wall upper end soon, be equipped with a plurality of passageways that run through tubbiness wall from top to bottom in the tubbiness wall, dig the raft board and establish in the passageway and the upper end is connected the.
2. The rod hole rotary drilling bit according to claim 1, characterized in that: the tubbiness wall divide into upper portion and lower part, and the upper portion is equipped with a plurality of passageways that run through tubbiness wall upper portion, and the lower part comprises inner wall, outer wall, and the inner wall inboard is aimed at the upper portion inboard and is connected at the upper portion lower extreme, and the outer wall outside is aimed at the upper portion outside and is connected at the upper portion lower extreme, forms the raft cavity between inner wall and the outer wall.
3. The rod hole rotary drilling bit according to claim 2, characterized in that: the upper end of the digging shovel raft is connected with a pull rod, the upper end of the pull rod penetrates through the upper part of the barrel-shaped wall and is connected with a pressure plate driver, and a digging shovel reset spring is sleeved on the outer side of the pull rod between the upper end of the barrel-shaped wall and the lower end of the pressure plate driver; the digging shovel raft is arranged in the raft cavity and is connected with the lower end of the pull rod.
4. The rod hole rotary drilling bit according to claim 3, characterized in that: the raft cavity is internally provided with a plurality of reinforcing ribs which equally divide the interior of the raft cavity into parts corresponding to the channels, and the reinforcing ribs and the joints of the inner wall and the outer wall are welded with molars.
5. The rod hole rotary drilling bit according to claim 4, characterized in that: the direction groove welds the outer wall lower extreme that is located between the adjacent strengthening rib, forms the passageway extension section inwards between direction groove and the passageway.
6. The rod hole rotary drilling bit according to claim 3, characterized in that: the pull rod is welded with the digging shovel raft.
7. The rod hole rotary drilling bit according to claim 1, characterized in that: the outer diameter of the rotary drill bit connecting neck is smaller than the inner diameter of the pressure plate driver, and the outer diameter of the rotary drill bit connecting neck is smaller than the inner diameter of the inner wall of the drill bit.
8. The rod hole rotary drilling bit according to claim 1, characterized in that: a pump machine connected with a water guide pipe is arranged in the water storage tank.
9. The rod hole rotary drilling bit according to claim 1, characterized in that: the molar thickness is greater than the thickness of the drill bit wall.
10. The rod hole rotary drilling bit according to claim 1, characterized in that: the barrel-shaped wall is internally provided with 6 passages which penetrate through the barrel-shaped wall up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921263091.2U CN210622696U (en) | 2019-08-06 | 2019-08-06 | Rotary drilling bit for rod hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921263091.2U CN210622696U (en) | 2019-08-06 | 2019-08-06 | Rotary drilling bit for rod hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210622696U true CN210622696U (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921263091.2U Active CN210622696U (en) | 2019-08-06 | 2019-08-06 | Rotary drilling bit for rod hole |
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| CN (1) | CN210622696U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259379A (en) * | 2019-08-06 | 2019-09-20 | 浙江东冠通信技术股份有限公司 | A kind of bar hole rotary digging drill bit |
-
2019
- 2019-08-06 CN CN201921263091.2U patent/CN210622696U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259379A (en) * | 2019-08-06 | 2019-09-20 | 浙江东冠通信技术股份有限公司 | A kind of bar hole rotary digging drill bit |
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