CN201843512U - Auger drill - Google Patents

Auger drill Download PDF

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Publication number
CN201843512U
CN201843512U CN2010206055113U CN201020605511U CN201843512U CN 201843512 U CN201843512 U CN 201843512U CN 2010206055113 U CN2010206055113 U CN 2010206055113U CN 201020605511 U CN201020605511 U CN 201020605511U CN 201843512 U CN201843512 U CN 201843512U
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CN
China
Prior art keywords
unit head
casing
mast
drilling machine
reductor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010206055113U
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Chinese (zh)
Inventor
高瑞
李国太
蒋永军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Sany Heavy Machinery Co Ltd
Sany Heavy Machinery Ltd
Original Assignee
Beijing Sany Heavy Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Beijing Sany Heavy Machinery Co Ltd filed Critical Beijing Sany Heavy Machinery Co Ltd
Priority to CN2010206055113U priority Critical patent/CN201843512U/en
Application granted granted Critical
Publication of CN201843512U publication Critical patent/CN201843512U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to the technical field of piling machines, and discloses an auger drill. The auger drill comprises a mast, an upper power head and a drilling tool, wherein the upper power head and the mast form a sliding pair, the upper end of the upper power head is connected with a first lifting mechanism, and the power output end of the upper power head is connected with the drilling tool; and the auger drill also comprises a lower power head and a protecting tube, the drilling tool is sheathed in the protecting tube, the lower power head and the mast form a sliding pair, the upper end of the lower power head is connected with a second lifting mechanism, and the power output end of the lower power head is connected with the protecting tube. As for the auger drill with the structure, the upper power head drives the drilling tool to drill into earth and borrow earth, the lower power head drives the protecting tube to rotate reversely, and the protecting tube can drill along with the drilling tool, therefore, hole collapse can be prevented; and simultaneously, the lower power head supplies power to the protecting tube to drill into earth, so that the whole drilling efficiency is higher and the construction efficiency can be guaranteed.

Description

A kind of spiral drilling machine
Technical field
The utility model relates to a machine field of mechanical technique, particularly a kind of spiral drilling machine with the two rotary motive power heads of separate type.
Background technology
Rig is a kind of stake machine machinery commonly used, is widely used in boring, piling construction operation.Spiral drilling machine is a kind of typical rig, and it mainly leans on the turnery of drilling tool to change into soil layer or rock stratum are holed, driven piles.
In the prior art, spiral drilling machine is generally single action power hair style spiral drilling machine, single action power hair style spiral drilling machine only has a unit head, the clutch end of unit head is provided with spiral drill, by unit head driving spiral drill turnery being carried out in soil layer, rock stratum creeps into, single action power hair style spiral drilling machine has that joint is simple, flexible operation, adjunction drilling tool advantage easily, but the spiral drilling machine of this structure is not owing to have casing in the outside of drilling tool, when the weak soil layer is constructed, when especially construction ground water level was higher, the hole phenomenon of collapsing appearred easily.
In order to solve above-mentioned spiral drilling machine occur easily the collapsing problem of hole phenomenon, also has a kind of spiral drilling machine in the prior art, this spiral drilling machine is set with an outer tube in the outside at spiral drill, there is single unit head to drive the spiral drill rotation, outer tube creeps into spiral drill, to prevent the hole phenomenon of collapsing, but the outer tube of the spiral drill of this structure can only can not turn round in feeding, frictional force between outer tube and soil layer or the rock stratum is bigger, thereby make drilling efficiency lower, have a strong impact on the progress of construction.
Therefore, how to develop a kind of not only can having prevented and collapse the hole phenomenon but also have the spiral drilling machine of higher drilling efficiency, become the technical barrier that those skilled in the art need to be resolved hurrily.
The utility model content
The purpose of this utility model provides a kind of spiral drilling machine, and this spiral drilling machine not only can prevent and collapse the hole phenomenon but also have higher drilling efficiency.
To achieve these goals, the utility model provides a kind of spiral drilling machine, comprise mast, go up unit head, drilling tool, described unit head and the described mast formation sliding pair gone up, described upper end of going up unit head is connected with first hoisting mechanism, the described clutch end of going up unit head is connected with described drilling tool, also comprise unit head, casing down, described drilling tool is set in the described casing, described unit head down and described mast form sliding pair, the upper end of described unit head down is by being connected with second hoisting mechanism, and the described clutch end of unit head down is connected with described casing.
Preferably, the described unit head of going up comprises unit head casing, first motor, first reductor, described unit head casing and the described mast formation sliding pair gone up, described first motor, first reductor and the described unit head casing of going up are fixed, the clutch end of described first motor is connected with the power intake of described first reductor, and the clutch end of described first reductor is connected with described drilling tool.
Preferably, described first hoisting mechanism is an elevator, and described upper end of going up the unit head casing is provided with first assembly pulley, and the wire rope of described elevator is walked around the assembly pulley on the catead that is provided with on described first assembly pulley, the described mast successively.
Preferably, also be provided with and be somebody's turn to do the filling adaptor that last unit head box house is communicated with on the described last unit head casing.
Preferably, the described unit head casing of going up is provided with slide block, and described mast is provided with slide rail, and described slide block and described slide rail form sliding pair.
Preferably, described unit head down comprises unit head casing, second motor, second reducer down, described second motor, second reductor and described unit head casing are down fixed, the clutch end of described second motor is connected with the power intake of described second reductor, and the clutch end of described second reductor is connected with described casing.
Preferably, described second hoisting mechanism is an elevator, and the described upper end of unit head casing down is provided with second assembly pulley, and the wire rope of described elevator is walked around the assembly pulley on the catead that is provided with on described second assembly pulley, the described mast successively.
Preferably, also be provided with the unearthed assembly that is communicated with this time unit head box house on the described following unit head casing.
Preferably, described unit head casing down is provided with slide block, and described mast is provided with slide rail, and described slide block and described slide rail form sliding pair.
Preferably, described second reductor is a planetary reducer.
The spiral drilling machine that the utility model provides is on the basis of last unit head, also comprise unit head, casing down, drilling tool is set in the described casing, drilling tool and the coaxial substantially setting of described casing, following unit head and mast form sliding pair, and the described upper end of unit head down is connected with second hoisting mechanism, under the effect of second hoisting mechanism, described unit head down can slide up and down along mast, and the described clutch end of unit head down is connected with casing, and following unit head can drive casing and be rotated.
Last unit head drives drilling tool and creeps into and fetch earth, and following unit head drives the casing reverse rotation, puts unit head under first hoisting mechanism, second hoisting mechanism, down during unit head, and last unit head, time unit head all move downward, thereby can realize the purpose of holing; After drilling tool reached at the bottom of the hole, last unit head proposed drilling tool, can carry delivering concrete in the Bian Xiangkong in the limit, and unit head was slack down; When drilling tool is mentioned ground, begin to promote down unit head, treat that casing proposes after, complete machine is removed; Can use crane to hang steel wire dragon deep bid and fill with in the hole of concrete grout, stake is moulding after the concrete setting.
The spiral drilling machine of this structure comprises unit head, following two actuating units of unit head, last unit head drive drilling tool creeps into and fetches earth, following unit head drives the casing reverse rotation, casing can creep into drilling tool, can prevent the hole phenomenon of collapsing, the power that same unit head at present provides casing to creep into makes that whole drilling efficiency is higher, can guarantee efficiency of construction.
Description of drawings
Fig. 1 is the structural representation of a kind of specific embodiment of spiral drilling machine provided by the utility model;
Fig. 2 is the schematic diagram of drilling tool, a kind of working method of casing;
Fig. 3 is the schematic diagram of drilling tool, the another kind of working method of casing;
Fig. 4 is a structural representation of going up unit head among Fig. 1;
Fig. 5 is the structural representation of following unit head among Fig. 1;
Wherein, among Fig. 1-Fig. 5:
Last unit head 1, last unit head casing 11, first motor 12, first reductor 13, first assembly pulley 14, filling adaptor 15, following unit head 2, following unit head casing 21, second motor 22, second reductor 23, second assembly pulley 24, unearthed assembly 25, plastic barrel 26, catead 3, drilling tool 4, casing 5, mast 6, pile frame 7.
The specific embodiment
Core of the present utility model provides a kind of spiral drilling machine, and this spiral drilling machine not only can prevent and collapse the hole phenomenon but also have higher drilling efficiency.
In order to make those skilled in the art understand the technical solution of the utility model better, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Please referring to Fig. 1, Fig. 1 is the structural representation of a kind of specific embodiment of spiral drilling machine provided by the utility model.
As shown in Figure 1, the spiral drilling machine that the utility model provides comprises mast 6, pile frame 7, last unit head 1, drilling tool 4, following unit head 2, casing 5, and particularly, drilling tool 4 can be spiral drill 4.Mast 6 is installed on the caterpillar chassis, pile frame 7 is used for fixing mast 6, last unit head 1 is connected with mast 6, form sliding pair between the two, the upper end of last unit head 1 is connected with first hoisting mechanism, and under the effect of first hoisting mechanism, last unit head 1 can slide up and down along mast 6, the clutch end of last unit head 1 is connected with drilling tool 4, and last unit head 1 can drive drilling tool 4 and creep into action.
Drilling tool 4 is set in the casing 5, drilling tool 4 substantially with casing 5 coaxial settings, following unit head 2 forms sliding pair with mast 6, the upper end of following unit head 2 is connected with second hoisting mechanism, under the effect of second hoisting mechanism, following unit head 2 can slide up and down along mast 6, and the clutch end of following unit head 2 is connected with casing 5, and following unit head 2 can drive casing 5 rotations.
Last unit head 1 drive drilling tool 4 creeps into and fetches earth, following unit head 2 can drive casing 5 reverse rotations, put unit head 1 under first hoisting mechanism, second hoisting mechanism, down during unit head 2, last unit head 1, time unit head 2 all move downward, thereby can realize the purpose of holing; After drilling tool 4 reached at the bottom of the hole, last unit head 1 proposed drilling tool 4, can carry delivering concrete in the Bian Xiangkong in the limit, and unit head 2 was slack down; When drilling tool 4 is mentioned ground, begin to promote down unit head 2, treat that casing 5 proposes after, complete machine is removed; Can use crane to hang steel wire dragon deep bid and fill with in the hole of concrete grout, stake is moulding after the concrete setting.
The spiral drilling machine of this structure, last unit head 1 and following unit head 2 are separable, but i.e. the two single movement, can be according to unit head 1, the relative position between the unit head 2, and then the upper-lower position between adjustment drilling tool 4 and the casing 5 down in the construction adjustment.As shown in Figure 2, extended casing 5 bottoms, the bottom of drilling tool 4 outsides when creeping into harder stratum, can allow augers pierce earlier, treats that the loosening back of soil layer casing 5 follows up again to pierce, and can guarantee efficiency of construction.As shown in Figure 3, the bottom of drilling tool 4 can be concordant with the bottom of casing 5, when creeping into softer stratum, allow drilling tool 4 pierce with casing 5, when especially the stratum water level is higher, what drilling tool 4 touched all is mud, and casing 5 rises to soil-discharging port with the drilling tool 4 concordant mud that help along the helical blade of casing 5 and drilling tool 4, can improve the discharge efficient of mud.
The spiral drilling machine of this structure comprises unit head 1, following 2 two actuating units of unit head, last unit head 1 drive drilling tool 4 creeps into and fetches earth, following unit head 2 drives casing 5 reverse rotations, casing 5 can creep into drilling tool 4, can prevent the hole phenomenon of collapsing, the power that same unit head 2 at present provides casing 5 to creep into makes that whole drilling efficiency is higher, can guarantee efficiency of construction.
In addition, last unit head 1, down unit head 2 all drives drilling tool 4 respectively by self gravity and casing 5 enters soil layer or rock stratum, do not need water booster systems such as feed cylinder can realize that just drilling tool 4, casing 5 can enter in soil layer or the rock stratum, compared with prior art, the spiral drilling machine of this structure has been saved water booster system, has reduced cost of production.
In a kind of concrete scheme, as shown in Figure 4, last unit head 1 comprises unit head 1 casing 11, first motor 12, first reductor 13, last unit head casing 11 forms sliding pair with mast 6, in a kind of concrete embodiment, can be provided with slide block on the last unit head casing 11, can be provided with slide rail on the mast 6, slide block and slide rail form sliding pair, first motor 12, first reductor 13 is fixed with last unit head casing 11, the clutch end of first motor 12 is connected with the power intake of first reductor 13, and the clutch end of first reductor 13 is connected with the upper end of drilling tool 4.
In the preferred version, first reductor 13 can be planetary reducer, and planetary reducer has smaller volume, bigger gearratio, makes when unit head 1 has than big speed ratio on guaranteeing that the structure of unit head casing 11 is compact more.
More specifically in the scheme, first hoisting mechanism can be elevator, the upper end of last unit head casing 11 is provided with first assembly pulley 14, the wire rope of elevator is walked around the assembly pulley on the catead 3 of first assembly pulley 14, mast 6 upper ends successively, wire rope can be realized moving up and down of unit head 1 by the assembly pulley on first assembly pulley 14, the catead 3 under the driving of elevator.The pulley gear that assembly pulley on first assembly pulley 14, the catead 3 constitutes can be provided with the multiplying power of wire rope arbitrarily, as required to realize with unit head 1 on the less power-lift greater weight.
In the preferred version, also be provided with the filling adaptor 15 with last unit head casing 11 internal communication on the last unit head casing 11, by filling adaptor 15 can be in boring the injection concrete so that carry out piling construction.
In a kind of concrete scheme, as shown in Figure 5, following unit head 2 comprises unit head casing 21 down, second motor 22, second reductor 23, following unit head casing 21 forms sliding pair with mast 6, in a kind of concrete embodiment, can be provided with slide block on the following unit head casing 21, can be provided with slide rail on the mast 6, slide block and slide rail form sliding pair, second motor 22, second reductor 23 is fixed with following unit head casing 21, the clutch end of second motor 22 is connected with the power intake of second reductor 23, and the clutch end of second reductor 23 is connected with the upper end of casing 5.
In order to guarantee the axiality of drilling tool 4 and casing 5, last unit head 1, time unit head upper and lower settings, drilling tool 4 passes down unit head casing 21 and is connected with the clutch end of first reductor 13 of last unit head 1.
In the preferred version, second reductor 23 can be planetary reducer, and planetary reducer has smaller volume, bigger gearratio, makes when unit head 2 has than big speed ratio under guaranteeing that the structure of unit head casing 21 is compact more down.
More specifically in the scheme, described second hoisting mechanism can be elevator, the upper end of following unit head casing 21 is provided with second assembly pulley 24, the wire rope of elevator is walked around the assembly pulley on second assembly pulley 24, the catead 3 successively, wire rope can be realized moving up and down of unit head 1 by the assembly pulley on second assembly pulley 24, the catead 3 under the driving of elevator equal power device.The pulley gear that assembly pulley on second assembly pulley 24, the catead 3 constitutes can be provided with the multiplying power of wire rope arbitrarily, as required to realize with unit head 2 under the less power-lift greater weight.
In the preferred version, also be provided with the unearthed assembly 25 with this time unit head casing 21 internal communication on the described down unit head casing 21, the hack or the detritus that produce in the drilling process in time can be discharged by unearthed assembly 25.
Further in the scheme, for the ease of hack or detritus are drained into the appointed place, can be provided with plastic barrel 26 in the outlet of the assembly 25 that is unearthed, plastic barrel 26 may extend to the appointed place.
More than a kind of spiral drilling machine provided by the utility model is described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.

Claims (10)

1. spiral drilling machine, comprise mast, go up unit head, drilling tool, described unit head and the described mast formation sliding pair gone up, described upper end of going up unit head is connected with first hoisting mechanism, the described clutch end of going up unit head is connected with described drilling tool, it is characterized in that, also comprise unit head, casing down, described drilling tool is set in the described casing, described unit head down and described mast form sliding pair, the upper end of described unit head down is by being connected with second hoisting mechanism, and the described clutch end of unit head down is connected with described casing.
2. spiral drilling machine according to claim 1, it is characterized in that, the described unit head of going up comprises unit head casing, first motor, first reductor, described unit head casing and the described mast formation sliding pair gone up, described first motor, first reductor and the described unit head casing of going up are fixed, the clutch end of described first motor is connected with the power intake of described first reductor, and the clutch end of described first reductor is connected with described drilling tool.
3. spiral drilling machine according to claim 2, it is characterized in that, described first hoisting mechanism is an elevator, and described upper end of going up the unit head casing is provided with first assembly pulley, and the wire rope of described elevator is walked around the assembly pulley on the catead that is provided with on described first assembly pulley, the described mast successively.
4. spiral drilling machine according to claim 3 is characterized in that, also is provided with and is somebody's turn to do the filling adaptor that last unit head box house is communicated with on the described last unit head casing.
5. spiral drilling machine according to claim 2 is characterized in that, the described unit head casing of going up is provided with slide block, and described mast is provided with slide rail, and described slide block and described slide rail form sliding pair.
6. spiral drilling machine according to claim 1, it is characterized in that, described unit head down comprises unit head casing, second motor, second reducer down, described second motor, second reductor and described unit head casing are down fixed, the clutch end of described second motor is connected with the power intake of described second reductor, and the clutch end of described second reductor is connected with described casing.
7. spiral drilling machine according to claim 6, it is characterized in that, described second hoisting mechanism is an elevator, and the described upper end of unit head casing down is provided with second assembly pulley, and the wire rope of described elevator is walked around the assembly pulley on the catead that is provided with on described second assembly pulley, the described mast successively.
8. spiral drilling machine according to claim 7 is characterized in that, also is provided with the unearthed assembly that is communicated with this time unit head box house on the described following unit head casing.
9. spiral drilling machine according to claim 8 is characterized in that, described unit head casing down is provided with slide block, and described mast is provided with slide rail, and described slide block and described slide rail form sliding pair.
10. spiral drilling machine according to claim 6 is characterized in that, described second reductor is a planetary reducer.
CN2010206055113U 2010-11-12 2010-11-12 Auger drill Expired - Fee Related CN201843512U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206055113U CN201843512U (en) 2010-11-12 2010-11-12 Auger drill

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Application Number Priority Date Filing Date Title
CN2010206055113U CN201843512U (en) 2010-11-12 2010-11-12 Auger drill

Publications (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102828690A (en) * 2012-09-20 2012-12-19 瑞安市八达工程机械有限公司 Walking dual-swing downhole drill
CN102912791A (en) * 2012-10-15 2013-02-06 中冶交通工程技术有限公司 Construction method of bored pile

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102828690A (en) * 2012-09-20 2012-12-19 瑞安市八达工程机械有限公司 Walking dual-swing downhole drill
CN102828690B (en) * 2012-09-20 2014-07-09 瑞安市八达工程机械有限公司 Walking dual-swing downhole drill
CN102912791A (en) * 2012-10-15 2013-02-06 中冶交通工程技术有限公司 Construction method of bored pile
CN102912791B (en) * 2012-10-15 2015-06-10 中冶交通工程技术有限公司 Construction method of bored pile

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110525

Termination date: 20151112

EXPY Termination of patent right or utility model