CN217840003U - Bidirectional stirring paddle pile-spraying machine - Google Patents
Bidirectional stirring paddle pile-spraying machine Download PDFInfo
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- CN217840003U CN217840003U CN202222317397.XU CN202222317397U CN217840003U CN 217840003 U CN217840003 U CN 217840003U CN 202222317397 U CN202222317397 U CN 202222317397U CN 217840003 U CN217840003 U CN 217840003U
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Abstract
The utility model provides a two-way stirring rake pile blower to solve among the prior art thick liquid shotcrete and can not full play its bearing capacity, the soil body concreties inefficiency with the thick liquid during stirring, and becomes the easy emergence slope scheduling problem of stake. A bidirectional stirring paddle pile-spraying machine comprises a frame, a lifting device, a stirring device and a slurry spraying device; the stirring device comprises a power head arranged on the rack, the power head is connected with a drill rod, and the tail end of the drill rod is provided with a stirring component; the lifting device is arranged on the rack and used for driving the power head to move up and down relative to the rack; the guniting device comprises a grout conveying pipe communicated with the interior of the drill rod; the drill rod comprises an outer drill rod and an inner drill rod arranged in the outer drill rod; the stirring subassembly includes upper fin and lower floor's fin, and the upper fin setting is on outer drilling rod, and lower floor's fin setting is on the inner drill rod outer wall, and upper fin and lower floor's fin direction of rotation are opposite.
Description
Technical Field
The utility model relates to a spout the stake machine, concretely relates to stake machine is spouted to two-way stirring rake belongs to soft soil foundation treatment facility technical field.
Background
Soft soil foundations are frequently distributed along the coastal regions and river basin in China, and serious foundation settlement can be caused if the soft soil foundations are improperly treated, so that the safe operation of highways and railways is influenced. The most used of the various methods for treating soft soil foundations is the grouting-pile composite foundation reinforcement. The cement slurry is fed into the ground by special mechanical equipment, and is forcedly stirred and mixed with in-situ foundation soil, so that a series of physical-chemical reactions can be quickly produced between the foundation soil and reinforcing material, and in a short period, the slurry can be formed into a solid column body, so that the soft soil foundation can be changed into a reinforced soil pile composite foundation with integrity, water stability and certain strength. At present, the construction is commonly used for forming the pile by the unidirectional mixing pile machine, and the pile forming equipment has some defects in use, such as:
first, a common unidirectional mixing pile machine often adopts a uniform pile body length and diameter to form a pile when forming the pile, the pile body length is not easy to change, the bearing capacity required by the pile top and the pile end of the slurry jet pile along with the increase of the depth and the peripheral frictional resistance of the pile are different, and if the uniform pile length and diameter are adopted, the bearing capacity of the slurry jet pile cannot be fully exerted, the waste of cement slurry is caused.
Secondly, when the common unidirectional stirring pile machine is used, a single blade fan is adopted for stirring, so that the cement slurry and the foundation soil cannot be fully subjected to consolidation reaction, the bearing capacity of the composite foundation is greatly reduced, and time and labor are wasted.
Thirdly, when a common unidirectional stirring pile machine is used for forming piles and drilling soil, vertical drilling and pile forming are difficult to guarantee, inclination is easy to happen, and the quality of the formed piles is poor and the inclination angle is too large.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a stake machine is spouted to two-way stirring rake to it spouts stake can not full play its bearing capacity to propose thick liquid in solving above-mentioned background art, and the soil body concreties inefficiency with the thick liquid during the stirring, and becomes the stake and easily takes place the slope scheduling problem.
The utility model discloses a realize above-mentioned purpose, realize through following technical scheme:
a bidirectional stirring paddle pile spraying machine comprises a frame, a lifting device, a stirring device and a slurry spraying device; the stirring device comprises a power head arranged on the rack, the power head is connected with the drill rod, and the tail end of the drill rod is provided with a stirring component; the lifting device is arranged on the rack and used for driving the power head to move up and down relative to the rack; the guniting device comprises a grout conveying pipe communicated with the interior of the drill rod; the drill rod comprises an outer drill rod and an inner drill rod arranged in the outer drill rod; the stirring subassembly includes upper fin and lower floor's fin, and the upper fin setting is on outer drilling rod, and lower floor's fin setting is on the inner drill rod outer wall, and upper fin and lower floor's fin direction of rotation are opposite.
According to the preferable scheme of the bidirectional stirring paddle pile spraying machine, the lifting device comprises a rotating motor, saw teeth and rolling gears, the rolling gears are arranged at the output end of the rotating motor, the saw teeth are matched with the rolling gears, and the saw teeth are arranged along the height direction of the tower. By adopting the scheme, the rotary motor drives the rolling gear to rotate and move relative to the saw teeth, so that the power head can move.
According to the preferable scheme of the bidirectional stirring paddle pile spraying machine, the power head comprises a pivot rotary table, an inner drill rod rotary table and an outer drill rod rotary table, the pivot rotary table and the rolling gear are coaxially arranged, the pivot rotary table is meshed with the inner drill rod rotary table, the pivot rotary table is meshed with the outer drill rod rotary table, the inner drill rod rotary table is arranged on the inner drill rod, and the outer drill rod rotary table is arranged on the outer drill rod.
According to the preferable scheme of the bidirectional stirring paddle pile-spraying machine, the pile body formed by the inner drill rod and the outer drill rod is of a stepped structure, and the diameters of the pile body are reduced in sequence.
According to the preferable scheme of the bidirectional stirring paddle pile spraying machine, the inner drill rod is of a hollow structure, and the tail part of the inner drill rod is provided with threads. By adopting the scheme, the tail thread can randomly lengthen the length of the inner drill rod, and the tail end of the thread is provided with the rotary cutter head.
According to the preferred scheme of the bidirectional stirring paddle pile spraying machine, the rotating motor is connected with the motor through a waterproof power transmission line, and the waterproof power transmission line is of a telescopic structure.
According to the preferred scheme of the bidirectional stirring paddle pile-spraying machine, the distance between an upper layer wing and a lower layer wing is 20cm, the length of an upper pile body formed by an outer drill rod is 4.5-6.5 m, the diameter of the pile is 0.5m, the length of a lower pile body formed by an inner drill rod is 3-6 m, and the diameter of the pile is 0.3m.
According to the preferable scheme of the bidirectional stirring paddle pile spraying machine, a frame comprises a chassis and a tower arranged on the chassis.
The utility model has the advantages that:
1. the general one-way mixing pile machine is a single pile, the length and the diameter of the pile can not be changed when the pile is formed, actually, the load transmitted to the pile end by the pile top is continuously reduced along with the increase of the depth of the pile foundation, and compared with the pile body at the pile top, the effect of resisting the load of the pile body at the pile end part can not be fully exerted. When the utility model is used, the variable cross-section pile forming device forms piles through the variable cross-section pile, so that the pile bodies are distributed reasonably in a step shape, and the bearing capacity of the whole pile is greatly improved.
2. The general unidirectional stirring pile machine adopts a single rotary vane to enable the slurry to be subjected to a curing reaction with the foundation soil, and the sprayed slurry and the foundation soil cannot be fully stirred to form a high-strength composite foundation, so that the bearing capacity of the composite foundation is greatly reduced, and time and labor are wasted. And the utility model discloses when using, adopt two-way stirring vane, make cement thick liquid and soil body intensive mixing, improve solidification reaction rate, improved grout and soil solidification reaction greatly, greatly improved whole composite foundation bearing capacity intensity, and labour saving and time saving.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention.
FIG. 1 is a schematic view of the overall cross-sectional structure of the present invention;
fig. 2 is a schematic view of the structure of the bidirectional rotary sleeve of fig. 1 according to the present invention;
fig. 3 is an enlarged structural view of the inside of the tower 3 of fig. 1 according to the present invention;
in the figure: 1. a ground plate; 2. a motor; 3. a tower; 4. saw teeth; 5. a pulp conveying pipe; 6. a waterproof power transmission line; 7. a gear; 8. fixing the bolt; 9. a high power rotary motor; 10. a bidirectional rotating sleeve; 11. an outer drill rod; 12. an inner drill rod; 13. an upper layer flap; 14. a lower layer fin; 15. a thread; 16. a pivot turntable; 17. a fixed mount; 18. an inner drill rod rotating disc; 19. the outer drill rod rotates the disc.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a bidirectional stirring paddle pile blower comprises a frame, a lifting device, a stirring device and a guniting device; the frame comprises a chassis 1 and a tower 3 arranged on the chassis; the stirring device comprises a power head arranged on the frame, the power head 10 is connected with a drill rod, and the tail end of the drill rod is provided with a stirring component; the lifting device is arranged on the rack and used for driving the power head to move up and down relative to the rack; the guniting device comprises a grout conveying pipe 5 communicated with the interior of the drill rod; the drill rod comprises an outer drill rod 11 and an inner drill rod 12 arranged in the outer drill rod 11; the stirring assembly comprises an upper layer fin 13 and a lower layer fin 14, wherein the upper layer fin 13 is arranged on the outer drill rod 11, the lower layer fin 14 is arranged on the outer wall of the inner drill rod 12, and the rotating directions of the upper layer fin 13 and the lower layer fin 14 are opposite.
In the embodiment, the lifting device comprises a rotating motor 9, a sawtooth 4 and a rolling gear 7, the rolling gear 7 is arranged at the output end of the rotating motor 9, the sawtooth 4 is matched with the rolling gear 7, the sawtooth 4 is arranged along the height direction of the tower 3, and the rotating motor 9 can provide rotating power for the rolling gear 7 to move up and down on the sawtooth 4; the rotating motor 9 is connected with the motor 2 through the waterproof power transmission line 6, the waterproof power transmission line 6 is of a telescopic structure, and the motor 2 provides power for the rotating motor according to the scheme of the embodiment.
Referring to fig. 2, the power head 10 includes a hub turntable 16, an inner drill rod turntable 18 and an outer drill rod turntable 19, the hub turntable 16 and the rolling gear 7 are coaxially disposed, the hub turntable 16 is engaged with the inner drill rod turntable 18, the hub turntable 16 is engaged with the outer drill rod turntable 19, the inner drill rod turntable 18 is disposed on the inner drill rod 12, and the outer drill rod turntable 19 is disposed on the outer drill rod 11.
In this embodiment, the pile body formed by the inner drill rod 12 and the outer drill rod 11 is in a step-type structure, and the diameters of the pile bodies are reduced in sequence. The inner drill rod is of a hollow structure, slurry is input from the top of the inner drill rod 12 through the slurry conveying pipe 5, penetrates through the whole inner drill rod 12 and is output to a soil body from the tail of the inner drill rod 12, and the tail of the inner drill rod 12 is provided with threads to lengthen the length of the inner drill rod at will.
In the embodiment, the distance between the upper layer wing piece 13 and the lower layer wing piece 14 is 20cm, the length of an upper pile body formed by the outer drill rod 11 is 4.5 to 6.5m, the diameter of the pile is 0.5m, the length of a lower pile body formed by the inner drill rod 12 is 3 to 6m, the diameter of the pile is 0.3m, and the pile body and the pile end are in a stepped structure.
The working principle is as follows: when the bidirectional stirring paddle pile spraying machine is used, firstly, the pile length and the pile radius are determined according to geological exploration and drawings, cement grout with water cement ratio required by an upper pile body and a lower pile body is determined according to soil surrounding properties of the piles, whether the hollow parts of the slurry conveying pipe 5 and the inner drill rod 12 are blocked and cleaned is checked, whether the motor 2 is powered is checked, whether the motor 9 works normally is checked, after the preparation work is finished, the motor 2 is turned on, the pivot rotary table 16 is driven by the rotary motor 9 to move up and down along the tower, the pivot rotary table 16 drives the inner drill rod rotary table 18 and the outer drill rod rotary table 19 to enable the inner drill rod and the outer drill rod to rotate bidirectionally and slowly drill into the soil body, when the pile is formed, the inner drill rod 12 is cut into the soil body preferentially according to the designed pile length, the cement grout with water cement ratio required by the lower pile body is sprayed by the slurry conveying pipe 5, the lower pile body is formed according to a one-spraying two-stirring process, the pile body is formed at the moment, the rotary motor 9 is adjusted to enable the rotary table 16 to rotate reversely, when the upper pile body is formed according to a proper height, the two-spraying stirring process, the upper layer fin 13 and the lower layer fin 14 and the bidirectional stirring process is fully rotated, so as well as to ensure that the composite pile is formed, and the high-mixing pile bearing soil has high bearing capacity.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a stake machine is spouted to two-way stirring rake which characterized in that: comprises a frame, a lifting device, a stirring device and a guniting device;
the stirring device comprises a power head arranged on the rack, the power head (10) is connected with a drill rod, and the tail end of the drill rod is provided with a stirring component; the lifting device is arranged on the rack and used for driving the power head to move up and down relative to the rack; the guniting device comprises a slurry conveying pipe (5) communicated with the interior of the drill rod; the drill rod comprises an outer drill rod (11) and an inner drill rod (12) arranged in the outer drill rod (11); the stirring assembly comprises an upper layer fin (13) and a lower layer fin (14), the upper layer fin (13) is arranged on the outer drill rod (11), the lower layer fin (14) is arranged on the outer wall of the inner drill rod (12), and the rotating directions of the upper layer fin (13) and the lower layer fin (14) are opposite.
2. The bidirectional stirring paddle pile-spraying machine of claim 1, characterized in that: the lifting device comprises a rotating motor (9), sawteeth (4) and rolling gears (7), the rolling gears (7) are arranged at the output end of the rotating motor (9), the sawteeth (4) are matched with the rolling gears (7), and the sawteeth (4) are arranged along the height direction of the tower (3).
3. The bidirectional stirring paddle pile-spraying machine of claim 2, characterized in that: the power head (10) comprises a pivot turntable (16), an inner drill rod turntable (18) and an outer drill rod turntable (19), the pivot turntable (16) and the rolling gear (7) are coaxially arranged, the pivot turntable (16) is meshed with the inner drill rod turntable (18), the pivot turntable (16) is meshed with the outer drill rod turntable (19), the inner drill rod turntable (18) is arranged on the inner drill rod (12), and the outer drill rod turntable (19) is arranged on the outer drill rod (11).
4. The bidirectional stirring paddle pile-spraying machine of claim 2, characterized in that: the pile body formed by the inner drill rod (12) and the outer drill rod (11) is of a ladder-shaped structure, and the diameters of the pile body are reduced in sequence.
5. The bidirectional stirring paddle pile-spraying machine of claim 2, characterized in that: the interior drilling rod is hollow structure, and the afterbody sets up the screw thread.
6. The bidirectional stirring paddle pile-spraying machine of claim 2, characterized in that: the rotating motor (9) is connected with the motor (2) through a waterproof power transmission line (6), and the waterproof power transmission line (6) is of a telescopic structure.
7. The bidirectional stirring paddle pile-spraying machine as claimed in any one of claims 1 to 6, characterized in that: the distance between the upper layer wing (13) and the lower layer wing (14) is 20cm, the pile length of an upper pile body formed by the outer drill rod (11) is 4.5 to 6.5m, the pile diameter is 0.5m, the pile length of a lower pile body formed by the inner drill rod (12) is 3 to 6m, and the pile diameter is 0.3m.
8. The bidirectional stirring paddle pile-spraying machine as claimed in any one of claims 1 to 6, characterized in that: the frame comprises a chassis (1) and a tower (3) arranged on the chassis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222317397.XU CN217840003U (en) | 2022-09-01 | 2022-09-01 | Bidirectional stirring paddle pile-spraying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222317397.XU CN217840003U (en) | 2022-09-01 | 2022-09-01 | Bidirectional stirring paddle pile-spraying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217840003U true CN217840003U (en) | 2022-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222317397.XU Active CN217840003U (en) | 2022-09-01 | 2022-09-01 | Bidirectional stirring paddle pile-spraying machine |
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| Country | Link |
|---|---|
| CN (1) | CN217840003U (en) |
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2022
- 2022-09-01 CN CN202222317397.XU patent/CN217840003U/en active Active
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