CN107747472B - A kind of variable-diameter digging stake equipment - Google Patents
A kind of variable-diameter digging stake equipment Download PDFInfo
- Publication number
- CN107747472B CN107747472B CN201710987921.5A CN201710987921A CN107747472B CN 107747472 B CN107747472 B CN 107747472B CN 201710987921 A CN201710987921 A CN 201710987921A CN 107747472 B CN107747472 B CN 107747472B
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- fixed
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- truss
- fixedly mounted
- motor
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- 230000003287 optical effect Effects 0.000 claims abstract description 17
- 239000000969 carrier Substances 0.000 claims abstract description 9
- 230000005611 electricity Effects 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000005553 drilling Methods 0.000 abstract description 15
- 239000002689 soil Substances 0.000 abstract description 5
- 235000003140 Panax quinquefolius Nutrition 0.000 abstract description 4
- 240000005373 Panax quinquefolius Species 0.000 abstract description 4
- 244000309464 bull Species 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000001429 stepping effect Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/02—Drilling rigs characterised by means for land transport with their own drive, e.g. skid mounting or wheel mounting
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/44—Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/003—Supports for the drilling machine, e.g. derricks or masts adapted to be moved on their substructure, e.g. with skidding means; adapted to drill a plurality of wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B27/00—Containers for collecting or depositing substances in boreholes or wells, e.g. bailers, baskets or buckets for collecting mud or sand; Drill bits with means for collecting substances, e.g. valve drill bits
- E21B27/04—Containers for collecting or depositing substances in boreholes or wells, e.g. bailers, baskets or buckets for collecting mud or sand; Drill bits with means for collecting substances, e.g. valve drill bits where the collecting or depositing means include helical conveying means
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
A kind of variable-diameter digging stake equipment, including four wheels, four the first stepper motors, four wheel carriers, four first servo motors, four the first electric cylinders, four truss, support plate, first gear, the second servo motor, optical axis, second stepper motor, Sheng Tuxiang, drill bit assembly, the invention has the following advantages that the present invention uses unique truss structure, it can control, front-rear direction stretches, to adapt to the stake of different-diameter, adaptability of the invention is improved；The present invention uses unique drill bit assembly, and can be realized bit bore diameter can be changed, and can dig out the stake holes of different-diameter, save the cost for digging stake, substantially increases the efficiency and quality for digging stake, alleviates the labor intensity of worker；The present invention is using the native case of unique Sheng, and will loosen the soil collection while drilling, improves work efficiency.
Description
Technical field
The present invention relates to construction machinery equipment technical field, in particular to a kind of variable-diameter digs stake equipment.
Background technique
With economic rapid development, real estate industry, China emerges rapidly and keeps this burning hot state for a long time, many
High buildings and large mansions will first dig stake holes before building building, build pile foundation throughout each city, only play stake firm, just can guarantee building
Quality, traditional digging stake mode be excavated by manual work stake, worker dig a stake generally require several days even more than ten days, large labor intensity
And efficient under, quality is also difficult to ensure, therefore is commonly used pile digger at the construction field (site) and replaced artificial, but machinery in the market is set
For bulky, structure is complicated, use cost is high, such as application No. is a kind of 201610639892.9 drilling bucket formulas to dig stake device,
Bull stick of the favourable turn by built-in rotary oil cylinder connection straight down, the lower end of bull stick is connected with a drilling bucket, tool inside drilling bucket
There is a drilling rod above and below drilling bucket, lower end, the lower end of drilling rod upper end connection bull stick extend to drilling bucket bottom, the lower end of drilling rod
Portion is fixed on drilling bucket inner wall by fixed transverse rod, and the lower edge upper hinge of drilling bucket inner wall is connected with the native blade of two pieces of brills, is bored
Card Button position is offered on the side of native blade, the lower end of drilling rod is equipped with buckle control mechanism compatible with card Button position,
The present apparatus can be connected by scientific and reasonable structure, be reached through hydraulic control, the opening and closing of simple and convenient manipulation drilling bucket mouth,
So that piling is unearthed high-efficient, effect is good, and can one be controllable completion, cooperate without more people, improve effect
While rate, construction cost is reduced, has vast market prospect and dissemination.This equipment dig the limited diameter of stake and
Special corresponding drilling bucket is needed for the stake of different-diameter.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of variable-diameter digging stake equipment, including four wheels, four the first steppings
Motor, four wheel carriers, four first servo motors, four the first electric cylinders, four truss, support plate, first gear, the second servo
Motor, optical axis, second stepper motor, Sheng Tuxiang, drill bit assembly, it is characterised in that:
The truss by two telescopic masts, two second gears, two third stepper motors, fixed bracket, constitute, it is fixed
Bracket is rectangular cylindrical, and a rectangular opening is respectively provided in its left and right sides, and upper surface two sides are respectively equipped with a rectangular opening,
Two telescopic masts of rectangular cylindrical are slidably mounted on respectively in two rectangular openings of fixed bracket left and right sides, in telescopic mast
Upper surface is uniformly provided with flute profile slot, and two third stepper motors are respectively and fixedly installed to the two sides of fixed rack upper surface, and two
Second gear is respectively and fixedly installed on the motor shaft of two third stepper motors, and pass through the two sides of fixed rack upper surface
It is engaged after rectangular opening with the flute profile slot on telescopic mast；
Four vertical arrangements of two cross of truss two, the telescopic mast of two truss sidewards are separately fixed at two longitudinal truss
The rear and front end of fixed rack upper surface, the bottom surface of the flexible top end of two longitudinal truss are separately fixed at four first electricity
The bottom of the telescopic rod top end of cylinder, four the first electric cylinders is separately fixed in first servo motor, four first servo motors
It is respectively fixed with four wheel carriers on motor shaft, is rotatably equipped with wheel, four the first stepper motor difference in four wheel carriers respectively
Four wheel carrier sides are fixedly mounted on, motor shaft is respectively and fixedly installed to the side of wheel；
The support plate is rectangular plate-like, and center is equipped with round hole, is fixedly mounted on consolidating for two lateral truss
On fixed rack, optical axis is fitted to support plate center and is equipped in round hole, circumferentially arranged with uniform flute profile on optical axis side
Slot, the second servo motor are fixedly mounted on the supporting plate, and first gear is fixedly mounted on the motor shaft of the second servo motor, and
It is engaged with the flute profile slot of optical axis side, optical axis bottom is fixedly installed with second stepper motor straight down, consolidates on motor shaft
Surely there is drill bit assembly, containing native case is hollow tubular, and upper part is fixedly mounted on the top of drill bit assembly by four rectangular slabs；
The drill bit assembly is by center-pole, dustproof cover, center bearing bracket, four spiral guide plates, four telescope supports, 24
A 4th stepper motor, 24 parallel institutions, 24 hydraulic breaking hammers, telescoping cylinder, taper top, four spring structures
At the center-pole is rectangular cylindrical, and top is fixedly mounted on the motor shaft of second stepper motor, and bottom is fixedly mounted
At the center of center bearing bracket inner bottom surface, center bearing bracket is cylinder tubbiness, and bottom is circumferentially uniformly provided with four T-slots, stretches
Contracting bracket is trapezoidal plate, and rectangular notch is equipped in its vertical right angle flank side surface, and two sides are equipped with edge, the side at the top of it
The rear end face on edge is inclined-plane, and four telescope supports pass through four T-slots that edge thereon is slidably mounted on center bearing bracket respectively
In, four spring one ends are fixed on telescope support rear end face, and the other end is fixed on the side of center-pole bottom, and taper top is
Round table-like, center is equipped with rectangular opening, is slidably mounted on center-pole, the inclined-plane of side and telescope support edge rear end face
It is slidably matched, telescoping cylinder is fixedly mounted on center-pole side, and telescopic rod is fixedly mounted on taper top overhead, and four spirals are led
Plate is circumferentially uniformly fixed on the top of center bearing bracket side, and uniformly there are five the 4th for fixed installation on the bevel edge of telescope support
Stepper motor is fixed with the 4th stepper motor on the bottom surface of telescope support, fixes on the motor shaft of the 4th stepper motor
There is a round bottom plate in parallel institution, circumferentially uniform flexural pivot is connected to the second electric cylinders in round bottom plate, the second electric cylinders bottom, circumferentially
Even ball-joint is fixed with hydraulic breaking hammer on dome plate on parallel institution.
Since present invention employs above-mentioned technical proposals, the invention has the following advantages that the present invention uses unique truss
Structure, can control, front-rear direction it is flexible, to adapt to the stake of different-diameter, improve adaptability of the invention；The present invention uses
Unique drill bit assembly, it is variable to can be realized bit bore diameter, can dig out the stake holes of different-diameter, save dig stake at
This, substantially increases the efficiency and quality for digging stake, alleviates the labor intensity of worker；The present invention uses the native case of unique Sheng,
To loosen the soil collection while drilling, improve work efficiency.
Detailed description of the invention
Fig. 1 is the schematic perspective view that the present invention integrally assembles.
Fig. 2 is the schematic perspective view of drill bit assembly of the present invention.
Fig. 3 is the schematic perspective view of partial assembled of the present invention.
Fig. 4 is the schematic perspective view of partial assembled of the present invention.
Fig. 5 is the schematic perspective view of parallel institution of the present invention.
Fig. 6 is the schematic perspective view of truss of the present invention.
Drawing reference numeral:
1- wheel；The first stepper motor of 2-；3- wheel carrier；4- first servo motor；The first electric cylinders of 5-；6- truss；7- support
Plate；8- first gear；The second servo motor of 9-；10- optical axis；11- second stepper motor；12- contains native case；13- drill bit assembly；
601- telescopic mast；602- second gear；603- third stepper motor；604- fixes bracket；
1301- center-pole；1302- dustproof cover；1303- center bearing bracket；1304- spiral guide plate；1305- telescope support；
The 4th stepper motor of 1306-；1307- parallel institution；1308- hydraulic breaking hammer；1309- telescoping cylinder；1310- taper top；
1311- spring；
13071- round bottom plate；The second electric cylinders of 13072-；13073- dome plate.
Specific embodiment
The invention will be further described combined with specific embodiments below, in the illustrative examples and explanation of the invention
For explaining the present invention, but it is not as a limitation of the invention.
As shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, a kind of variable-diameter digging stake equipment shown in fig. 6, including four wheels 1, four
5, four truss 6 of the first electric cylinders of first servo motor 4, four of wheel carrier 3, four of a first stepper motor 2, four, support plate 7,
First gear 8, optical axis 10, second stepper motor 11, contains native case 12, drill bit assembly 13 at second servo motor 9, it is characterised in that:
The truss 6 is by two second gear 602, two of telescopic mast 601, two third stepper motors 603, fixed bracket
604, it constitutes, fixed bracket 604 is rectangular cylindrical, and a rectangular opening, upper surface two sides are respectively provided in its left and right sides
It is respectively equipped with a rectangular opening, two telescopic masts 601 of rectangular cylindrical are slidably mounted on fixed 604 left and right sides of bracket respectively
In two rectangular openings, it is uniformly provided with flute profile slot in the upper surface of telescopic mast 601, two third stepper motors 603 are fixed respectively to pacify
Mounted in the two sides of fixed 604 upper surface of bracket, two second gears 602 are respectively and fixedly installed to two third stepper motors 603
Motor shaft on, and pass through fixed 604 upper surface of bracket two sides rectangular opening after engaged with the flute profile slot on telescopic mast 601；
The vertical arrangement of four truss, 6 liang of cross two, the telescopic mast 601 of two truss 6 sidewards are separately fixed at longitudinal two
The rear and front end of 604 upper surface of fixation bracket of truss 6, the bottom surface on 601 top of telescopic mast of two longitudinal truss 6 are solid respectively
It is scheduled on the telescopic rod top end of four the first electric cylinders 5, the bottom of four the first electric cylinders 5 is separately fixed in first servo motor 4, and four
It is respectively fixed with four wheel carriers 3 on the motor shaft of a first servo motor 4, is rotatably equipped with wheel 1 respectively in four wheel carriers 3,
Four the first stepper motors 2 are respectively and fixedly installed to four 3 sides of wheel carrier, and motor shaft is respectively and fixedly installed to the side of wheel 1
Face；
The support plate 7 is rectangular plate-like, and center is equipped with round hole, is fixedly mounted on two lateral truss 6
On fixed bracket 604, optical axis 10 is fitted to 7 center of support plate equipped in round hole, on 10 side of optical axis circumferentially arranged with
Uniform flute profile slot, the second servo motor 9 are fixedly mounted in support plate 7, and first gear 8 is fixedly mounted on the second servo motor
It on 9 motor shaft, and is engaged with the flute profile slot of 10 side of optical axis, 10 bottom of optical axis is fixedly installed with the second stepping straight down
Motor 11 is fixed with drill bit assembly 13 on motor shaft, and containing native case 12 is hollow tubular, and upper part is fixed by four rectangular slabs
It is mounted on the top of drill bit assembly 13；
The drill bit assembly 13 by center-pole 1301, dustproof cover 1302,1303, four spiral guide plates 1304 of center bearing bracket,
Four telescope supports, 1305,24 parallel institutions 1307,24 of the 4th stepper motor 1306,24 are hydraulic broken
Broken hammer 1308, telescoping cylinder 1309, taper come directly towards 1310, four springs 1311 and constitute, and the center-pole 1301 is rectangular cylindrical,
Top is fixedly mounted on the motor shaft of second stepper motor 11, and bottom is fixedly mounted on 1303 inner bottom surface of center bearing bracket
Center, center bearing bracket 1303 are cylinder tubbiness, and bottom is circumferentially uniformly provided with four T-slots, and telescope support 1305 is trapezoidal
Plate is equipped with rectangular notch in its vertical right angle flank side surface, and two sides are equipped with edge at the top of it, and the rear end face at the edge is
Inclined-plane, four telescope supports 1305 are slidably mounted in four T-slots of center bearing bracket 1303 by edge thereon respectively, and four
A 1311 one end of spring is fixed on 1305 rear end face of telescope support, and the other end is fixed on the side of 1301 bottom of center-pole, cone
To be round table-like, center is equipped with rectangular opening for shape top 1310, is slidably mounted on center-pole 1301, side and telescope support
The inclined-plane of 1305 edge rear end faces is slidably matched, and telescoping cylinder 1309 is fixedly mounted on 1301 side of center-pole, and telescopic rod is fixed
It is mounted on 1310 top of taper top, four spiral guide plates 1304 are circumferentially uniformly fixed on the upper of 1303 side of center bearing bracket
Portion, uniformly there are five the 4th stepper motors 1306 for fixed installation on the bevel edge of telescope support 1305, in telescope support 1305
It is fixed with the 4th stepper motor 1306 on bottom surface, is fixed with parallel institution 1307 on the motor shaft of the 4th stepper motor 1306
In round bottom plate 13071, circumferentially uniform flexural pivot is connected to the second electric cylinders 13072,13072 bottom of the second electric cylinders in round bottom plate 13071
Portion, circumferentially uniform ball-joint is fixed with hydraulic breaking hammer 1308 on dome plate 13073, on parallel institution.
Working principle of the present invention are as follows: the present invention, according to stake holes diameter and working environment, adjusts 6 length of truss before work,
Bit diameter is adjusted by telescopic rod 1309, then the first stepper motor 2, first servo motor 4 work, and the present invention is made to run to digging
Stake position, the then work of second stepper motor 11 make 13 high-speed rotation of drill bit assembly, while the 4th stepper motor 1306, parallel machine
Structure 1307, hydraulic breaking hammer 1308 work, and then the second servo motor 9 works, and decline drill bit assembly 13, drill, pine
Dynamic soil enters by spiral guide plate 1304 to be contained in native case 12, and when soil fills with, the work of the second servo motor 9 makes drill bit assembly 13
Rise, then the present invention runs to depletion region, and second stepper motor 11 rotates drill bit assembly 13 counterclockwise, in centrifugal force
The lower soil contained in native case 12 of effect drops down onto ground by spiral guide plate 1304, then repeats above-mentioned steps and continues to drill.
In the description of the present invention, it should be noted that term " on ", "lower", "front", "rear", "left", "right" etc. refer to
The orientation or positional relationship shown is to be based on the orientation or positional relationship shown in the drawings or when invention product use usually puts
The orientation or positional relationship put, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to limit of the invention
System.In addition, term " first " " second " " third " etc. is only used for distinguishing description, it is not understood to indicate or imply relatively heavy
The property wanted.
Claims (1)
1. a kind of variable-diameter digs stake equipment, including four wheels (1), four the first stepper motors (2), four wheel carriers (3), four
A first servo motor (4), four the first electric cylinders (5), four truss (6), support plate (7), first gear (8), the second servo
Motor (9), second stepper motor (11), contains native case (12), drill bit assembly (13) at optical axis (10), it is characterised in that:
The truss (6) is by two telescopic masts (601), two second gears (602), two third stepper motors (603) and consolidates
Fixed rack (604) is constituted, and fixed bracket (604) are rectangular cylindrical, a rectangular opening is respectively provided in its left and right sides, thereon
Surface two sides are respectively equipped with a rectangular opening, and two telescopic masts (601) of rectangular cylindrical are slidably mounted on fixed bracket (604) respectively
In two rectangular openings of left and right sides, flute profile slot, two third stepper motors are uniformly provided in the upper surface of telescopic mast (601)
(603) two sides of fixed bracket (604) upper surface are respectively and fixedly installed to, two second gears (602) are respectively and fixedly installed to
On the motor shaft of two third stepper motors (603), and pass through fixed bracket (604) upper surface two sides rectangular opening after with stretch
Flute profile slot engagement on contracting column (601)；
Four vertical arrangements of (6) two cross of truss two, the telescopic mast (601) of two truss (6) sidewards are separately fixed at longitudinal two
The rear and front end of fixation bracket (604) upper surface of a truss (6), telescopic mast (601) top of two longitudinal truss (6)
Bottom surface is separately fixed at the telescopic rod top end of four the first electric cylinders (5), and the bottom of four the first electric cylinders (5) is separately fixed at first
On servo motor (4), four wheel carriers (3), four wheel carriers (3) are respectively fixed on the motor shaft of four first servo motors (4)
Middle to be rotatably equipped with respectively wheel (1), four the first stepper motors (2) are respectively and fixedly installed to four wheel carrier (3) sides, electricity
Arbor is respectively and fixedly installed to the side of wheel (1)；
The support plate (7) is rectangular plate-like, and center is equipped with round hole, is fixedly mounted on two lateral truss (6)
On fixed bracket (604), optical axis (10) is fitted to support plate (7) center and is equipped in round hole, edge on optical axis (10) side
It is circumferentially with uniform flute profile slot, the second servo motor (9) is fixedly mounted on support plate (7), and first gear (8) is fixedly mounted
It is engaged on the motor shaft of the second servo motor (9), and with the flute profile slot of optical axis (10) side, optical axis (10) bottom is fixedly mounted
There is second stepper motor (11) straight down, be fixed with drill bit assembly (13) on motor shaft, containing native case (12) is hollow pipe
Shape, upper part are fixedly mounted on the top of drill bit assembly (13) by four rectangular slabs；
The drill bit assembly (13) is by center-pole (1301), dustproof cover (1302), center bearing bracket (1303), four spiral guide plates
(1304), four telescope supports (1305), 24 the 4th stepper motors (1306), 24 parallel institutions (1307),
24 hydraulic breaking hammers (1308), telescoping cylinder (1309), taper top (1310), four springs (1311) are constituted, described
Center-pole (1301) is rectangular cylindrical, and top is fixedly mounted on the motor shaft of second stepper motor (11), and bottom is fixed
It is mounted on the center of center bearing bracket (1303) inner bottom surface, center bearing bracket (1303) is cylinder tubbiness, and bottom is circumferentially uniform
If telescope support (1305) is trapezoidal plate there are four T-slot, rectangular notch is equipped in its vertical right angle flank side surface,
Its top two sides is equipped with edge, and the rear end face at the edge is inclined-plane, and four telescope supports (1305) pass through edge thereon respectively
It is slidably mounted in four T-slots of center bearing bracket (1303), four spring (1311) one end are fixed on telescope support (1305)
Rear end face, the other end are fixed on the side of center-pole (1301) bottom, taper come directly towards (1310) be it is round table-like, center is equipped with
Rectangular opening is slidably mounted on center-pole (1301), and the inclined-plane of side and telescope support (1305) edge rear end face slides
Cooperation, telescoping cylinder (1309) are fixedly mounted on center-pole (1301) side, and telescopic rod is fixedly mounted on taper top (1310)
Top, four spiral guide plates (1304) are circumferentially uniformly fixed on the top of center bearing bracket (1303) side, in telescope support
(1305) the 4th stepper motor (1306) there are five being uniformly fixedly mounted on bevel edge, it is solid on the bottom surface of telescope support (1305)
Surely there is the 4th stepper motor (1306), be fixed in parallel institution (1307) on the motor shaft of the 4th stepper motor (1306)
Round bottom plate (13071), along end face, circumferential uniformly flexural pivot is connected to the second electric cylinders (13072), the second electric cylinders in round bottom plate (13071)
(13072) bottom, it is fixed on parallel institution along the circumferential uniformly ball-joint in dome plate (13073) end face on dome plate (13073)
There are hydraulic breaking hammer (1308).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710987921.5A CN107747472B (en) | 2017-10-21 | 2017-10-21 | A kind of variable-diameter digging stake equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710987921.5A CN107747472B (en) | 2017-10-21 | 2017-10-21 | A kind of variable-diameter digging stake equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107747472A CN107747472A (en) | 2018-03-02 |
| CN107747472B true CN107747472B (en) | 2019-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710987921.5A Active CN107747472B (en) | 2017-10-21 | 2017-10-21 | A kind of variable-diameter digging stake equipment |
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| CN110726355B (en) * | 2019-11-19 | 2021-09-24 | 临沂天方建设研究试验有限公司 | Pile hole aperture detection device capable of centering and retaining data |
| CN110821487A (en) * | 2019-11-25 | 2020-02-21 | 中国石油大学(华东) | Detection apparatus for underground petroleum crude oil or fluid hydrocarbon concentration |
| CN115288610A (en) * | 2022-10-08 | 2022-11-04 | 南通同欧智能装备科技有限公司 | Drilling device for construction of building cement piles |
| CN116716898B (en) * | 2023-08-11 | 2023-10-20 | 广东地山基础工程有限公司 | Hole collapse preventing mechanism for ultra-deep rotary pile digging construction and use method thereof |
| CN118241978B (en) * | 2024-05-30 | 2024-07-16 | 烟台市政府投资工程建设服务中心 | Foundation pile drilling device for constructional engineering |
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| CN106522836A (en) * | 2016-12-20 | 2017-03-22 | 嘉善弘欣化工厂（普通合伙） | High-stability drilling device for building foundation construction |
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|---|---|---|---|---|
| US3938598A (en) * | 1975-05-14 | 1976-02-17 | Watts James P | Belling apparatus |
| US4193462A (en) * | 1977-03-02 | 1980-03-18 | Stahl- Und Apparatebau Hans Leffer Gmbh | Rotary boring head |
| US4396076A (en) * | 1981-04-27 | 1983-08-02 | Hachiro Inoue | Under-reaming pile bore excavator |
| CN202500497U (en) * | 2011-10-30 | 2012-10-24 | 张新强 | Reducing drill bit |
| CN103924929A (en) * | 2014-05-14 | 2014-07-16 | 衢州市易凡设计有限公司 | Intelligent double-expanding-blade reaming pile machine drill bit |
| CN106522836A (en) * | 2016-12-20 | 2017-03-22 | 嘉善弘欣化工厂（普通合伙） | High-stability drilling device for building foundation construction |
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| CN107747472A (en) | 2018-03-02 |
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