CN209145487U - A kind of bored concrete pile drilling device - Google Patents
A kind of bored concrete pile drilling device Download PDFInfo
- Publication number
- CN209145487U CN209145487U CN201822148537.9U CN201822148537U CN209145487U CN 209145487 U CN209145487 U CN 209145487U CN 201822148537 U CN201822148537 U CN 201822148537U CN 209145487 U CN209145487 U CN 209145487U
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- China
- Prior art keywords
- hole
- pipe section
- drill bit
- liquid
- concrete pile
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Abstract
The utility model discloses a kind of bored concrete pile drilling device, including auger stem, auger stem, by transmission through-liquid structure driving rotation, is driven in through-liquid structure with the power of driver and is provided with liquid storage chamber, be driven in through-liquid structure and be provided with high-pressure pipe connector；Auger stem includes drill pipe section and drill bit, transfer passage is provided in drill pipe section, level-one pressurization hole and multiple two-stage pressurizing holes are provided in drill bit, the effect end of drill bit is provided with multiple grooves, level-one pressurization hole is connected to transfer passage, and multiple two-stage pressurizing holes correspond respectively is connected to multiple grooves with level-one pressurization hole；It is embedded in each groove and bores door sealing block；The utility model is compared with prior art, by transmission through-liquid structure, drill pipe section and the isostructural setting of drill bit convenient for quickly carrying out cooling to drill bit by the way that high-pressure cooling water is added and into hole plus water clears up the work such as residue, reduce the workload of staff.
Description
Technical field
The utility model relates to technical field of building construction, and in particular to a kind of bored concrete pile drilling device.
Background technique
Bored concrete pile is a kind of pore-forming in place, concrete perfusion or armored concrete and manufactured stake.There are commonly: (1) it bores
Hole pouring pile: with pore-forming concrete perfusion and the pile on the spot such as twist bit, diving drill machine, when construction is without friction, not soil compaction, but
The settling amount of stake is slightly larger.(2) armored concrete shoe (pile top) or flapper-type stake will driven cast-in-place pile: be had with hammering or vibration
The steel pipe of boots is sunk in soil, then concrete perfusion tube drawing and pile simultaneously.
It, may under soil during being drilled using existing twist bit for cast-in-situ bored pile
There is harder soil layer, the drilling rod of twist bit caused to be brought rapidly up, needs to carry out boring work again after drilling rod is taken out cooling,
And it needs to be added water after the completion of drilling into hole and completely, drilling rod can only be taken from hole convenient for the residue in quick hole
It adds water after out into hole again, increases the workload of staff.
Utility model content
For the deficiency in the presence of the prior art, the purpose of this utility model is to provide a kind of drillings of bored concrete pile to set
It is standby, with solve in the prior art, carry out boring procedure in, the drilling rod of twist bit be brought rapidly up need to be drawn off cooling down it is subsequent
It is continuous work and need that drilling rod is first added water into hole again to carry out the behaviour such as clearing up after taking out in hole after the completion of drilling
Make the problem of trouble.
To achieve the above object, the utility model uses a kind of the following technical solution: bored concrete pile drilling device, packet
Auger stem is included, the auger stem is rotated with the power of driver by transmission through-liquid structure driving, and is driven through-liquid structure
It is rotatedly connected between auger stem and driver, is driven in through-liquid structure and is provided with liquid storage chamber, be driven in through-liquid structure and be arranged
There is the high-pressure pipe connector being connected to liquid storage chamber；
The auger stem includes drill pipe section and the drill bit that is connected with drill pipe section, in drill pipe section along its axial direction be provided with
The transfer passage of liquid storage chamber connection, level-one pressurization hole is provided in drill bit and multiple two-stage pressurizing holes, the effect end of drill bit are provided with more
A groove, level-one pressurization hole are connected to transfer passage, and multiple two-stage pressurizing holes correspond respectively adds multiple grooves with level-one
Press hole connection；It is embedded in each groove and bores door sealing block, and each brill door sealing block passes through multiple resilient latching members and incites somebody to action
It, which is locked, is sealed two-stage pressurizing hole engaged therewith.
Compared with the prior art, the utility model has the following beneficial effects:
Using driver as power, be driven by being driven through-liquid structure and drive auger stem to rotate and realize drilling
Work；It needs to carry out drill bit cooling in boring procedure simultaneously or into hole plus when water, drill bit and bottom hole is made to be separated by a spacing
From rear, high-pressure cooling water is accessed at high-pressure pipe connector, high-pressure cooling water passes through level-one pressurization hole and second level after liquid storage chamber
It pressurizes after hole progress secondary pressurized, driving bores door sealing block far from groove, and the connection of two-stage pressurizing hole, high-pressure cooling water is from groove
It sprays in access aperture, it is convenient and efficient；It, can be by auger stem from hole and when the residue completed in aperture after that drills is cleared up
Side rotates Bian Jiashui during taking-up, is extracted out by way of mud after so that residue is stirred into mud, to residue
Cleaning it is convenient, fast；By transmission through-liquid structure, drill pipe section and the isostructural setting of drill bit convenient for quickly high by being added
Cooling water pressure carries out cooling to drill bit and adds water into hole to clear up the work such as residue, reduces the workload of staff.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the sectional view of drill bit in Fig. 1；
Fig. 3 is the sectional view that through-liquid structure is driven in Fig. 1.
Specific embodiment
The utility model is described in further detail below by specific embodiment:
Appended drawing reference in Figure of description include: car body 1, auger stem 2, drill pipe section 201, drill bit 202, driver 3,
Liquid storage chamber 4, level-one pressurization hole 6, two-stage pressurizing hole 7, groove 8, bores door sealing block 9, resilient latching member 10, slides high-pressure pipe connector 5
Road frame 11, mounting rack 12, positioning disk 13, guiding fixing sleeve 14, dynamic equipment 15, take-up roller 16, leading truck 17, retractable drawbar
18, balance counterweight 19, drive rod 20, connecting cylinder 21, connecting hole 22, annular enclosing 23, support frame 24, operation room 25.
Embodiment
With reference to shown in FIG. 1 to FIG. 3: a kind of bored concrete pile drilling device, including car body 1 and auger stem 2, auger stem 2
With the power of driver 3 by transmission through-liquid structure driving rotation, and be driven through-liquid structure and auger stem 2 and driver 3 it
Between be rotatedly connected, be driven in through-liquid structure and be provided with liquid storage chamber 4, be driven in through-liquid structure and be provided with the height being connected to liquid storage chamber 4
Pressure pipe joint 5；Auger stem 2 includes drill pipe section 201 and the drill bit 202 being connected with drill pipe section 201, and drill pipe section 201 is interior along its axis
It is provided with the transfer passage being connected to liquid storage chamber 4 to direction, level-one pressurization hole 6 and multiple two-stage pressurizing holes 7 are provided in drill bit 202,
The effect end of drill bit 202 is provided with multiple grooves 8, and level-one pressurization hole 6 is connected to transfer passage, multiple difference of two-stage pressurizing hole 7 one
Multiple grooves 8 are connected to by one correspondence with level-one pressurization hole 6；It is embedded in each groove 8 and bores door sealing block 9, and each brill door
Sealing block 9 is locked by multiple resilient latching members 10 and is sealed to two-stage pressurizing hole 7 engaged therewith, elasticity
Locking member 10 can be spring.
Side is fixedly connected with the slideway shelf 11 being vertically arranged by support frame 24 on car body 1, and slideway shelf 11 is located at vehicle
The side of body 1, slideway shelf 11 are arranged with mounting rack 12 far from the sliding of its axial direction of a lateral edge of car body 1, and the fixation of driver 3 is set
It sets on mounting rack 12, mounting rack 12 is provided with the power mechanism for driving it to slide above and below along 11 axial direction of slideway shelf；Slideway
11 lower end of frame, which is provided with, drives the positioning disk 13 moved up and down by expansion bend, and 11 lower end of slideway shelf is close to the one of mounting rack 12
Side is provided with guiding fixing sleeve 14, and auger stem 2 passes through guiding fixing sleeve 14 and moved freely；It is carried out by auger stem 2
It when drilling, drives positioning disk 13 to move down by expansion bend and offsets with ground, improve the stability of slideway shelf 11, and cooperation is led
The carry out boring work that design to fixing sleeve 14 keeps auger stem 2 safe and stable；Power mechanism includes being fixed at
Dynamic equipment 15 on car body 1 and the guidance set for being fixed at 11 top of slideway shelf are connected on the output shaft of dynamic equipment 15
Take-up roller 16, winding is provided with draught line on take-up roller 16, draught line be oriented to by guidance set after again by fixed frame with pacify
12 are shelved to be connected；Guidance set includes the leading truck 17 being fixedly linked with slideway shelf 11 and is rotatably arranged on more on leading truck 17
A leading block, draught line are successively wrapped on multiple leading blocks.
In order to further increase stability of the mounting rack 12 in sliding process, between mounting rack 12 and leading truck 17
It is also connected with retractable drawbar 18；Operation room 25 is additionally provided on car body 1, staff passes through each button in operation room 25
The operating status of dynamic equipment 15, driver 3 and expansion bend is controlled, so that the working condition of this equipment is controlled, dynamic equipment 15 He
Driver 3 all can be stepper motor, expansion bend can be cylinder, in order to balance car body 1, far from slideway shelf on car body 1
11 side is provided with balance counterweight 19.
The transmission through-liquid structure of use includes drive rod 20, one end of drive rod 20 and the output shaft stationary phase of driver 3
Even, the other end fixation of drive rod 20 is embedded in transfer passage, and the outside of drive rod 20 is arranged connecting cylinder 21,4 edge of liquid storage chamber
The barrel of connecting cylinder 21 arranges that the lower end of liquid storage chamber 4 is opening in a ring, and high-pressure pipe connector 5 is arranged on connecting cylinder 21, liquid storage
It is connected between transfer passage by multiple connecting holes 22 at the lower ending opening of chamber 4, multiple connecting holes 22 are circumferential to be evenly arranged on drilling rod
Section 201 bar wall in, the both ends of connecting cylinder 21 respectively with 201 sliding contact of the output shaft of driver 3 and drill pipe section；Pass through transmission
The power of driver 3 is passed to auger stem 2 by bar 20, is rotated together auger stem 2 with the output shaft of driver 3 and is bored
Hole work；It is when drill bit 202 is in high temperature and needs to cool down, mounting rack 12 is upward when auger stem 2 is during being drilled
After mobile one end distance, make between effect end and the bottom hole drilled through of drill bit 202 that there are certain spaces, is connect in high-pressure pipe connector 5
After entering high pressure water, high pressure water passes sequentially through connecting hole 22, level-one pressurization hole 6 and two-stage pressurizing hole 7 for groove after entering liquid storage chamber 4
Brill door sealing block 9 in 8 is washed open, and resilient latching member 10 extends, and is connected to two-stage pressurizing hole 7, and high pressure water is sprayed out of groove 8,
It can cool down to drill bit 202；After disconnecting high pressure water access, door sealing block 9 is bored in the elastic reset masterpiece of resilient latching member 10
Under, brill door sealing block 9, which moves back in groove 8, is again sealed off two-stage pressurizing hole 7；Or it needs to the Kong Zhongjia being drilled
When entering water and the work such as being rinsed, high pressure water is accessed in high-pressure pipe connector 5；The setting for being driven through-liquid structure is to make to connect
Connect cylinder 21 is not rotated together with auger stem 2, can be carried out the rotation of auger stem 2 simultaneously and be accessed the work of high pressure water, no
It can mutually interfere；In order to improve the sealing performance of liquid storage chamber 4, it is close that sliding is provided between connecting cylinder 21 and drill pipe section 201
Seal structure is slidingly sealed the annular that structure includes the annular groove opened up in 21 end of connecting cylinder and sliding is embedded in a ring groove and encloses
Gear 23, annular groove is placed in 4 outer wall of liquid storage chamber, and annular enclosing 23 is fixedly linked with drill pipe section 201, and annular enclosing 23 be placed in it is multiple
22 outside of connecting hole.
Pressurize hole section, and cone for level-one pressurization hole 6 and the taper including its liquid outlet end of two-stage pressurizing hole 7 in this programme
The inlet end of shape pressurization hole section is gradually reduced to the aperture of its liquid outlet end, and the taper pressurization hole section in two-stage pressurizing hole 7 goes out
Liquid mouth stomidium diameter is less than the bore of groove 8；By level-one pressurize hole 6 and two-stage pressurizing hole 7 structure setting, improve high pressure water from
The pressure sprayed in two-stage pressurizing hole 7 sprays high pressure water from groove 8 convenient for being quickly connected to two-stage pressurizing hole 7.
Several cutting teeths being obliquely installed, drill bit are evenly equipped with along its circumferential direction on the outer wall of drill bit 202 in the present embodiment
There are two spaced arc cut end at 202 effect end, and groove 8 and two-stage pressurizing hole 7 are two, two grooves 8 one
The one corresponding bottom for being provided with two arc cut end, and the lower surface for boring door sealing block 9 is higher than the notch of groove 8；Drill bit 202
Structure setting be to improve its drilling efficiency, and the restriction for boring door sealing block 9 and groove 8 is in order to avoid passing through drill bit
During 202 are drilled, it is impaired to bore door sealing block 9.
In use, staff starts expansion bend in operation room 25, positioning disk 13 is made to offset with ground；Then it successively opens
Dynamic dynamic equipment 15 and driver 3, move down auger stem 2 and rotate, and carry out boring work；It is introduced in the hole for needing to drill through
When high pressure water, high pressure water is accessed in high-pressure pipe connector 5.
Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this
The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (7)
1. a kind of bored concrete pile drilling device, which is characterized in that including auger stem, the auger stem is with the power of driver
It by transmission through-liquid structure driving rotation, and is driven between through-liquid structure and auger stem and driver and is rotatedly connected, transmission is logical
It is provided with liquid storage chamber in liquid structure, is driven in through-liquid structure and is provided with the high-pressure pipe connector being connected to liquid storage chamber；
The auger stem includes drill pipe section and the drill bit that is connected with drill pipe section, is provided in drill pipe section along its axial direction and liquid storage
The transfer passage of chamber connection, level-one pressurization hole is provided in drill bit and multiple two-stage pressurizing holes, the effect end of drill bit are provided with multiple recessed
Slot, level-one pressurization hole are connected to transfer passage, and multiple two-stage pressurizing holes are corresponded respectively by multiple grooves and level-one pressurization hole
Connection；It is embedded in each groove and bores door sealing block, and each brill door sealing block passes through multiple resilient latching members and locked
It fastens and two-stage pressurizing hole engaged therewith is sealed.
2. a kind of bored concrete pile drilling device according to claim 1, it is characterised in that: the transmission through-liquid structure includes
Drive rod, one end of drive rod and the output shaft of driver are fixedly linked, and the other end fixation of drive rod is embedded in transfer passage
It is interior, connecting cylinder is arranged on the outside of drive rod, liquid storage chamber is arranged in a ring along the barrel of connecting cylinder, and the lower end of liquid storage chamber is opening,
High-pressure pipe connector is arranged on connecting cylinder, is connected between transfer passage by multiple connecting holes at the lower ending opening of liquid storage chamber,
Multiple connecting holes are circumferentially evenly arranged in the bar wall of drill pipe section, and the both ends of connecting cylinder are sliding with the output shaft of driver and drill pipe section respectively
Dynamic contact.
3. a kind of bored concrete pile drilling device according to claim 2, it is characterised in that: the connecting cylinder and drill pipe section it
Between be provided with and be slidingly sealed structure, being slidingly sealed structure includes that the annular groove opened up in connecting cylinder end and sliding are embedded in annular
Annular enclosing in slot, annular groove are placed in liquid storage cavity outer wall, and annular enclosing is fixedly linked with drill pipe section, and annular enclosing be placed in it is more
On the outside of a connecting hole.
4. a kind of bored concrete pile drilling device according to claim 1, it is characterised in that: the level-one pressurization hole and second level
Pressurization Kong Jun includes the taper pressurization hole section of its liquid outlet end, and the inlet end of taper pressurization hole section is to the hole of its liquid outlet end
Diameter is gradually reduced, and the liquid outlet end aperture of the taper pressurization hole section in two-stage pressurizing hole is less than the bore of groove.
5. a kind of bored concrete pile drilling device described in any one of -4 according to claim 1, it is characterised in that: further include vehicle
Body, side is fixedly connected with the slideway shelf being vertically arranged by support frame on car body, and slideway shelf is located at the side of car body, slideway shelf
It is arranged with mounting rack far from the sliding of its axial direction of a lateral edge of car body, driver is fixed on mounting rack, and installation is set up
It is equipped with the power mechanism for driving it to slide above and below along slideway shelf axial direction.
6. a kind of bored concrete pile drilling device according to claim 5, it is characterised in that: the slideway shelf lower end setting
Have and the positioning disk moved up and down is driven by expansion bend, slideway shelf lower end is provided with guiding fixing sleeve, spiral shell close to the side of mounting rack
Rotary drill bar passes through the fixed row that packs into of guiding and moves freely.
7. a kind of bored concrete pile drilling device according to claim 6, it is characterised in that: the power mechanism includes fixing
The guidance set that dynamic equipment on the car body is arranged and is fixed at the top of slideway shelf is connected with receipts on the output shaft of dynamic equipment
Line roller, winding is provided with draught line on take-up roller, draught line be oriented to by guidance set after again by fixed frame and mounting rack phase
Even.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822148537.9U CN209145487U (en) | 2018-12-20 | 2018-12-20 | A kind of bored concrete pile drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822148537.9U CN209145487U (en) | 2018-12-20 | 2018-12-20 | A kind of bored concrete pile drilling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209145487U true CN209145487U (en) | 2019-07-23 |
Family
ID=67290464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822148537.9U Expired - Fee Related CN209145487U (en) | 2018-12-20 | 2018-12-20 | A kind of bored concrete pile drilling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209145487U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116181218A (en) * | 2023-04-27 | 2023-05-30 | 陕西省外经贸建设集团有限公司 | Building foundation drilling device |
-
2018
- 2018-12-20 CN CN201822148537.9U patent/CN209145487U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116181218A (en) * | 2023-04-27 | 2023-05-30 | 陕西省外经贸建设集团有限公司 | Building foundation drilling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190723 Termination date: 20201220 |