CN208441087U - A kind of mixing pile for geotechnical engineering - Google Patents

A kind of mixing pile for geotechnical engineering Download PDF

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Publication number
CN208441087U
CN208441087U CN201820889662.2U CN201820889662U CN208441087U CN 208441087 U CN208441087 U CN 208441087U CN 201820889662 U CN201820889662 U CN 201820889662U CN 208441087 U CN208441087 U CN 208441087U
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China
Prior art keywords
gear
drilling rod
drilling
power
groups
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Expired - Fee Related
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CN201820889662.2U
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Chinese (zh)
Inventor
王巍
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王巍
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Abstract

The utility model discloses a kind of mixing piles for geotechnical engineering, including hydraulic moving mechanism drilling machine, power device, rotary drilling device and derrick, the hydraulic moving mechanism drilling machine includes hydraulic stem, directive wheel and mixer truck, the mixer truck side is rotatably connected to bracket by hydraulic stem, the power device includes motor, second belt pulley, first gear, first belt pulley is connect by flat belt with the second pulley drive, the first gear is engaged with second gear and third gear, the derrick includes upper support, lower support and oblique frame, stating rotary drilling device includes drilling rod and turntable, the drilling rod is fixedly installed three groups, be fixedly connected sequentially first gear at the top of drilling rod described in three groups, second gear and third gear, the bottom of turntable is welded with several revolving fragments.The utility model passes through the helical blade stirrer in two kinds of different rotary directions, can more improve stirring efficiency, improve the intensity, water penetration, the ability of bearing capacity of soil.

Description

A kind of mixing pile for geotechnical engineering
Technical field
The utility model relates to mixing pile technical field, specially a kind of mixing pile for geotechnical engineering.
Background technique
Mixing pile refers to a kind of effective form for the treatment of of soft foundation, is a kind of using cement as the host agent of curing agent, using stirring A machine is mixed cement jet is entered the soil body and is sufficiently stirred, make cement and soil occur a series of physical chemical reaction, make weak soil harden and Foundation strength is improved, cement mixing pile is divided into uniaxial, twin shaft and three axes agitating pile, 20th century 70 by master's construction way to be used In the age, start to use Reinforcement with Cement-mixed Piles soft soil foundation, has more than 40 years history so far, it is by special deep-layer stirring Machine, by weak soil and cement (curing agent) action of forced stirring, and it is anti-using generated a series of physical, chemistry between cement and weak soil It answers, makes soil solidifying, form the cement earth pile with globality, water stability and some strength.
Mixing pile is had the following problems in the prior art:
1, the direction of rotation of three axles drilling rod is consistent in mixing pile construction, the physical chemistry being unfavorable between soil and cement-hydrate Reaction, the intensity, water penetration, the ability of bearing capacity for improving soil are poor.
2, the drill bit that drilling rod bottom is arranged in mixing pile construction is small, can not go deep into soil depth well in geotechnical engineering Layer, mixing quality are to be improved.
Utility model content
The purpose of this utility model is to provide a kind of welding equipments, to solve the problems mentioned in the above background technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of mixing pile for geotechnical engineering, packet Hydraulic moving mechanism drilling machine, power device, rotary drilling device and derrick are included, the hydraulic moving mechanism drilling machine includes hydraulic stem, directive wheel and stirs Vehicle is mixed, the mixer truck side is rotatably connected to bracket by hydraulic stem, and the cradle top is fixedly installed directive wheel, described Directive wheel wheel hub outer circle is full of wirerope, and described wirerope one end and mixer truck are sequentially connected, the wirerope other end and dynamic The transmission connection of power device, the power device include motor, the second belt pulley, first gear, and the motor is fixedly mounted In bracket side, the output end end of the motor is fixedly connected with the first belt pulley, and first belt pulley passes through flat skin Band is connect with the second pulley drive, and the transmission shaft of second belt pulley is fixedly connected with first gear, the first gear Side is fixedly installed second gear, and the first gear other side is fixedly installed third gear, the first gear and the Two gears and the engagement of third gear, the power device bottom are fixedly connected with derrick, and the derrick includes upper support, lower part Support and oblique frame, the upper support top are fixedly connected with power device, and the upper support two sides of the bottom pass through vertical frame It is fixedly connected with lower support, vertical frame both ends horizontal direction is welded with crossbearer, is welded between two crossbearers Oblique frame, the top of the rotary drilling device are sequentially connected through derrick and power device, and the rotary drilling device includes drilling rod and turntable, The drilling rod is fixedly installed three groups, and be fixedly connected sequentially first gear, second gear and third at the top of drilling rod described in three groups Gear, the drilling rod outside are welded with helical blade, and the bottom cross axis direction of the drilling rod is fixedly installed four groups of whitewashings Head is fixedly connected with drilling rod at the top of the turntable, and the bottom of the turntable is welded with several revolving fragments.
Preferably, the bracket is mutually perpendicular to ground.
Preferably, the axle center of the first gear and the axle center of second gear and the axle center of third gear are located at same level Above line, the model of the second gear is identical as the model of third gear.
Preferably, the direction of rotation of one group of drilling rod of the first gear bottom and other two groups of direction of rotation on the contrary, The direction of rotation of the revolving fragment and the direction of rotation of drilling rod are opposite.
Preferably, the inside of drilling rod described in three groups offers cement slurry transfer passage.
Compared with prior art, the utility model has the beneficial effects that
1, by three groups of drilling rods of setting, the top of drilling rod is fixed with first gear, second gear and third gear respectively to be connected Connect, finally first gear driven to rotate clockwise under the drive of motor output end, due to first gear and second gear and The engagement of third gear is welded with helical blade on the outside of drilling rod, by two kinds so second gear and third gear rotate counterclockwise The helical blade stirrer in different rotary direction can more improve stirring efficiency, so as to improve the physics between soil and cement-hydrate Chemical reaction, improves the intensity, water penetration, the ability of bearing capacity of soil.
2, by the turntable rotation in drilling rod bottom, several revolving fragments are welded in the bottom of turntable, turntable upper revolving Direction of rotation and the direction of rotation of drilling rod on the contrary, in this way soil be stirred rotary digging, convenient for open up wasteland deeply, helical blade can be promoted Stirring, improve mixing quality.
Detailed description of the invention
Fig. 1 is the utility model overall structure main view;
Fig. 2 is the utility model overall structure top view;
Fig. 3 is the utility model turntable bottom view.
In figure: 1- hydraulic moving mechanism drilling machine;11- hydraulic stem;12- wirerope;13- bracket;14- directive wheel;15- mixer truck; 2- power device;21- motor;22- flat belt;The first belt pulley of 23-;The second belt pulley of 24-;25- first gear;26- Two gears;27- third gear;3- rotary drilling device;31- drilling rod;32- helical blade;33- spray head;34- turntable;35- pivoting leaf Piece;4- derrick;41- upper support;42- lower support;43- vertical frame;44- crossbearer;The oblique frame of 45-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of mixing pile for geotechnical engineering, including Hydraulic moving mechanism drilling machine 1, power device 2, rotary drilling device 3 and derrick 4, the hydraulic moving mechanism drilling machine 1 include hydraulic stem 11, directive wheel 14 and mixer truck 15,15 side of mixer truck is rotatably connected to bracket 13 by hydraulic stem 11, fixed at the top of the bracket 13 It is provided with directive wheel 14, the 14 wheel hub outer circle of directive wheel is full of wirerope 12, and described 12 one end of wirerope and mixer truck 15 pass Dynamic connection, 12 other end of wirerope and power device 2 are sequentially connected, and the power device 2 includes motor 21, the second skin Belt wheel 24, first gear 25, the motor 21 are fixedly mounted on 13 side of bracket, and the output end end of the motor 21 is solid Surely it is connected with the first belt pulley 23, first belt pulley 23 is sequentially connected by flat belt 22 and the second belt pulley 24, described The transmission shaft of second belt pulley 24 is fixedly connected with first gear 25, and 25 side of first gear is fixedly installed second gear 26,25 other side of first gear is fixedly installed third gear 27, the first gear 25 and second gear 26 and third Gear 27 engages, and 2 bottom of power device is fixedly connected with derrick 4, and the derrick 4 includes upper support 41, lower support 42 and oblique frame 45, power device 2 is fixedly connected at the top of the upper support 41, and 41 two sides of the bottom of upper support pass through Vertical frame 43 is fixedly connected with lower support 42, and the 43 both ends horizontal direction of vertical frame is welded with crossbearer 44, two crossbearers Oblique frame 45 is welded between 44, the top of the rotary drilling device 3 is sequentially connected through derrick 4 and power device 2, the rotary digging Device 3 includes drilling rod 31 and turntable 34, and the drilling rod 31 is fixedly installed three groups, and the top of drilling rod 31 described in three groups is successively fixed First gear 25, second gear 26 and third gear 27 are connected, is welded with helical blade 32, the drilling rod on the outside of the drilling rod 31 31 bottom cross axis direction is fixedly installed four groups of spray heads 33, and the top of the turntable 34 is fixedly connected with drilling rod 31, The bottom of the turntable 34 is welded with several revolving fragments 35.
For the ease of the piling of hydraulic moving mechanism drilling machine 1, the bracket 13 is mutually perpendicular to ground 5, and upper support is arranged 41 and lower support 42, guarantee its verticality;
For the ease of controlling rotary drive drilling rod 31, the axle center of the first gear 25 and the axle center of second gear 26 simultaneously It is located above same horizontal line with the axle center of third gear 27, the model and the model phase of third gear 27 of the second gear 26 Together, it offers convenience for assembling;
For better uniform stirring soil and cement, the direction of rotation of one group of drilling rod 31 of 25 bottom of first gear with Other two groups of direction of rotation is on the contrary, two kinds of opposite rotation directions are strong with the overturning stirring capacity of cement to soil;
Go deep into deep subsoil, direction of rotation and the drilling rod 31 of the revolving fragment 35 to preferably carry out piling to soil Direction of rotation is on the contrary, opposite direction of rotation rotary digging ability is strong;
It is set to be mutually mixed stirring with soil in order to convey cement, the inside of drilling rod 31 described in three groups offers cement slurry Transfer passage realizes and injects cement during rotary digging, stirs by the overturning of helical blade 32, improves construction efficiency;
Working principle: 15 side of mixer truck, at 90 degree, is led to by the fixed bracket 13 of Telescopic of hydraulic stem 11 and ground 12 hauling power device 2 of wirerope and rotary drilling device 3 are crossed, opens motor 21, under the drive of 21 output end of motor most First gear 25 is driven to rotate clockwise eventually, since first gear 25 is engaged with second gear 26 and third gear 27, so the Two gears 26 and third gear 27 rotate counterclockwise, and the top of drilling rod 31 is fixedly connected sequentially first gear 25, second gear 26 With third gear 27, the turntable 34 of 31 bottom of drilling rod is thus driven to rotate, the direction of rotation of 34 upper revolving 35 of turntable and drilling rod 31 direction of rotation controls the depth of rotary digging by control wirerope 12, in rotary digging on the contrary, be stirred rotary digging to soil Spray head (33) jet cement mud is opened in the process, and cement slurry and soil uniformly mix under the stirring of three groups of helical blades 32 It closes, until reaching the mixing pile depth of construction requirement, wirerope 12 is pulled to promote power device 2 and rotary drilling device 3, complete stirring Pile driving construction.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of mixing pile for geotechnical engineering, including hydraulic moving mechanism drilling machine (1), power device (2), rotary drilling device (3) and Derrick (4), it is characterised in that: the hydraulic moving mechanism drilling machine (1) includes hydraulic stem (11), directive wheel (14) and mixer truck (15), Mixer truck (15) side is rotatably connected to bracket (13) by hydraulic stem (11), is fixedly installed at the top of the bracket (13) Directive wheel (14), directive wheel (14) the wheel hub outer circle are full of wirerope (12), described wirerope (12) one end and mixer truck (15) it is sequentially connected;
Wirerope (12) other end and power device (2) are sequentially connected, the power device (2) include motor (21), Second belt pulley (24), first gear (25), the motor (21) are fixedly mounted on bracket (13) side, the motor (21) output end end is fixedly connected with the first belt pulley (23), and first belt pulley (23) passes through flat belt (22) and the Two belt pulleys (24) transmission connection, the transmission shaft of second belt pulley (24) is fixedly connected with first gear (25), and described the One gear (25) side is fixedly installed second gear (26), and first gear (25) other side is fixedly installed third gear (27), the first gear (25) is engaged with second gear (26) and third gear (27);
Power device (2) bottom is fixedly connected with derrick (4), and the derrick (4) includes upper support (41), lower support (42) it is fixedly connected with power device (2) with oblique frame (45), upper support (41) top, upper support (41) bottom Two sides pass through vertical frame (43) and are fixedly connected with lower support (42), and vertical frame (43) the both ends horizontal direction is welded with crossbearer (44), oblique frame (45) are welded between two crossbearers (44);
The top of the rotary drilling device (3) is sequentially connected through derrick (4) and power device (2), and the rotary drilling device (3) includes Drilling rod (31) and turntable (34), the drilling rod (31) are fixedly installed three groups, and the top of drilling rod described in three groups (31) is successively fixed First gear (25), second gear (26) and third gear (27) are connected, is welded with helical blade on the outside of the drilling rod (31) (32), the bottom cross axis direction of the drilling rod (31) is fixedly installed four groups of spray heads (33), the top of the turntable (34) Portion is fixedly connected with drilling rod (31), and the bottom of the turntable (34) is welded with several revolving fragments (35).
2. a kind of mixing pile for geotechnical engineering according to claim 1, it is characterised in that: the bracket (13) and ground Face (5) is mutually perpendicular to.
3. a kind of mixing pile for geotechnical engineering according to claim 1, it is characterised in that: the first gear (25) Axle center and second gear (26) axle center and the axle center of third gear (27) be located above same horizontal line, the second gear (26) model is identical as the model of third gear (27).
4. a kind of mixing pile for geotechnical engineering according to claim 1, it is characterised in that: the first gear (25) The direction of rotation of one group of drilling rod (31) of bottom is with other two groups of direction of rotation on the contrary, the direction of rotation of the revolving fragment (35) It is opposite with the direction of rotation of drilling rod (31).
5. a kind of mixing pile for geotechnical engineering according to claim 1, it is characterised in that: drilling rod described in three groups (31) Inside offer cement slurry transfer passage.
CN201820889662.2U 2018-06-09 2018-06-09 A kind of mixing pile for geotechnical engineering Expired - Fee Related CN208441087U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820889662.2U CN208441087U (en) 2018-06-09 2018-06-09 A kind of mixing pile for geotechnical engineering

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820889662.2U CN208441087U (en) 2018-06-09 2018-06-09 A kind of mixing pile for geotechnical engineering

Publications (1)

Publication Number Publication Date
CN208441087U true CN208441087U (en) 2019-01-29

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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020233127A1 (en) * 2019-05-17 2020-11-26 浙江大学 Efficient rotary drilling drill bit device with combined drilling and stirring for large-section open caisson

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020233127A1 (en) * 2019-05-17 2020-11-26 浙江大学 Efficient rotary drilling drill bit device with combined drilling and stirring for large-section open caisson

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20190129

Termination date: 20190609

CF01 Termination of patent right due to non-payment of annual fee