CN216739589U - Single-shaft stirring pile construction equipment with cutting stirring frame - Google Patents
Single-shaft stirring pile construction equipment with cutting stirring frame Download PDFInfo
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- CN216739589U CN216739589U CN202123129759.4U CN202123129759U CN216739589U CN 216739589 U CN216739589 U CN 216739589U CN 202123129759 U CN202123129759 U CN 202123129759U CN 216739589 U CN216739589 U CN 216739589U
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Abstract
The utility model provides a unipolar mixing pile construction equipment with cutting stirring frame, including the pile frame, be provided with the drilling rod on the pile frame, the drilling rod lower part is equipped with the drilling rod blade, is provided with the stirring frame on the drilling rod, is provided with stirring vane on the stirring frame, and the stirring frame is through rotatable shaft sleeve connection drilling rod, and the drilling rod blade is multilayer structure, is provided with the stirring vane layer between the adjacent drilling rod blade layer, is provided with at least one deck pair of cutting drilling rod blade on the drilling rod, also be provided with one deck pair of cutting stirring vane on the corresponding position department on the stirring frame; and the pair of cutting drill rod blades on the drill rod and the pair of cutting stirring blades on the stirring frame form a pair of cutting structures on the corresponding stirring plane. The bisection stirring blade and the drill rod blade move relatively to generate the bisection cutting function, and the undisturbed soil is crushed into fine particles and fully mixed with the curing agent; the strength and the water stopping effect of the stirring pile are greatly enhanced.
Description
Technical Field
The utility model relates to a civil engineering technical field, specificly relate to an equipment of foundation construction.
Background
The single-shaft stirring pile is widely applied to the field of pile foundation engineering, foundation pit engineering and foundation treatment, the stirring pile machine is usually adopted for construction, a drill rod is arranged on the stirring pile machine, a drill rod blade used for stirring is arranged on the drill rod, the drill rod blade rotates to cut a soil layer, undisturbed soil is crushed into fine particles, and the crushed undisturbed soil and curing agent slurry are stirred and mixed to form the stirring pile.
The utility model discloses the people researches the stirring stake construction equipment that has the stirring frame always, in the equipment before, stirring vane on the stirring frame is isometric interval arrangement with the brill on the drilling rod also the blade, and this kind of arrangement can increase the degree of consistency of stirring to a certain extent, but does not have vertical pair of butt stirring function, and also does not adapt to the stirring stake of major diameter.
Therefore, the design of the single-shaft stirring pile construction equipment with the cutting and stirring frame is very urgent.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the problem that exists among the prior art is overcome, a unipolar stirring stake construction equipment with cutting stirring frame is provided.
In order to solve the above problem, the technical scheme of the utility model is as follows:
the single-shaft mixing pile construction equipment with the cutting and mixing frame comprises a pile frame, wherein a drill rod is arranged on the pile frame, a drill rod blade is arranged at the lower part of the drill rod, the mixing frame is arranged on the drill rod, a mixing blade is arranged on the mixing frame, the mixing frame is connected with the drill rod through a rotatable shaft sleeve, the drill rod blade is of a multilayer structure, and a mixing blade layer is arranged between adjacent drill rod blade layers; and the pair of cutting drill rod blades on the drill rod and the pair of cutting stirring blades on the stirring frame form a pair of cutting structures on the corresponding stirring plane.
The length of the pair of bisection drill rod blades is greater than that of the bisection stirring blades.
The length of the pair of bisection drill rod blades is smaller than that of the bisection stirring blades.
The length of the pair of cutting drill rod blades is equal to that of the pair of cutting stirring blades.
The drill rod is provided with two layers of opposite-cutting drill rod blades, the two layers of opposite-cutting drill rod blades are respectively positioned at the upper end and the lower end of the drill rod, and the corresponding positions on the stirring frame are also provided with two layers of opposite-cutting stirring blades.
The drill rod is provided with three layers of bisection drill rod blades, the three layers of bisection drill rod blades are respectively positioned at the upper end, the middle part and the lower end of the drill rod, and three layers of bisection stirring blades are also arranged at corresponding positions on the stirring frame.
The stirring blade is a strip-shaped plate-shaped structure.
The drill rod blades are of elongated plate-shaped structures, and the planes of the drill rod blades are parallel to the vertical plane.
The drill rod blades are obliquely arranged, and a plane where the drill rod blades are located and a vertical plane have a certain included angle.
The drill rod blades which are arranged in an inclined mode are distributed at intervals.
The drill rod is provided with a limiting hoop, the limiting hoop is positioned at the upper end and the lower end of the shaft sleeve, and the shaft sleeve rotates within the range of the limiting hoop.
The stirring frame is a rotatable frame structure, the frame structure is connected with the drill rod through a shaft sleeve, the frame structure comprises a plurality of stirring frames, each stirring frame is in a shape like a Chinese character 'ji', and the stirring blades are connected with the inner sides of the stirring frames.
The stirring frame is a cylindrical grating-shaped stirring cage, stirring blades are arranged in the stirring cage, a shaft sleeve used for being sleeved on a drill rod is arranged on the stirring cage, the drill rod penetrates through the middle of the shaft sleeve, and the drill rod rotates in the limit range of the shaft sleeve; at least one shaft sleeve used for stabilizing the drill rod is arranged in the mixing cage.
Has the beneficial effects that: the utility model discloses a stirring pile construction equipment sets up the drilling rod blade and the stirring vane of bisection, during the construction, the drilling rod is drilled down, after the stirring vane inserts the soil body, receives the resistance effect and does not rotate, and the drilling rod blade continues to rotate under the drive of drilling rod; when the drill rod is lifted, the sprayed curing agent slurry is transversely cut by the stirring blade and the drill rod blade which move relatively along the flowing path of the gap between the drill rod and the blade, so that the curing agent slurry is fully mixed with the crushed undisturbed soil; the bisection stirring blade and the drill rod blade move relatively to generate a bisection cutting effect, and the undisturbed soil is crushed into fine particles to be fully mixed with the curing agent; the intensity and the water stopping effect of the stirring pile are greatly enhanced.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments;
fig. 1 is the overall structure schematic diagram of the mixing pile machine of the utility model.
Fig. 2 is the drill rod structure schematic diagram of the mixing pile machine.
Fig. 3 is a schematic view of the overlooking direction of the staggered structure of the drill rod blades and the stirring blades of the present invention.
Fig. 4 the utility model discloses a drill rod blade and stirring vane staggered structure stereogram.
Figure 5 the utility model discloses a drilling rod blade slope arrangement structure sketch map.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
The equipment in the embodiment is single-shaft drilling machine equipment, and is used for cutting and stirring soil at a pile position, mixing the soil with a curing agent to form a stirring body, and inserting the stirring body into a prefabricated pile body to form a composite pile foundation.
Example 1, with reference to fig. 1, the apparatus comprises a pile frame 1 on which a drill rod 2 is arranged, the drill rod 2 being used to form a mixing pile; the drill rod 2 is provided with a power head 3, and the power head 3 is internally provided with a motor. The upper front end of the drill rod 2 is provided with a stirring frame.
Referring to fig. 2, a drill rod blade 21 is arranged at the lower part of the drill rod, a stirring frame 4 is sleeved outside the drill rod, a stirring blade 41 is arranged on the stirring frame 4, the stirring frame 4 is connected with the drill rod through a rotatable shaft sleeve 42, the drill rod blade 21 and the stirring blade 41 are arranged in a staggered mode, the front end of the stirring blade 41 extends to the root of the drill rod blade 21, and the front end of the drill rod blade 21 extends to the root of the stirring blade 41 to form an embedded arrangement. In this embodiment, the stirring blades 41 are strip-shaped plate structures, and the plane where the stirring blades are located is perpendicular to the soil plane, so that the stirring blades can be conveniently and smoothly inserted into the soil by drilling. Besides the conventional drill rod blades 21, the pair of bisection drill rod blades 22 are arranged on the drill rod at the second layer of the drill rod blades, and the pair of bisection stirring blades 43 are also arranged on the corresponding positions on the stirring frame; the length of the bisection drill rod blade 22 is smaller than that of the common drill rod blade 21, the length of the bisection stirring blade 43 is larger than that of the common stirring blade 41, and the bisection drill rod blade 22 and the bisection stirring blade 43 form a bisection structure on a corresponding stirring plane.
When the device works, the stirring blades 41 are inserted into soil body and fixed without rotation after receiving resistance, the drill rod blades 21 and the stirring blades 41 move relatively, the soil body is crushed into small particles, the small particles are fully stirred in curing agent slurry, and the pile forming effect is good. And the stirring effect of the beveling extrusion of the beveling drill rod blades 22 and the beveling stirring blades 43 is added, so that the pile of the stirring pile is formed more uniformly, and the pile body strength is better.
The pair of split drill blades 22 and the pair of split stirring blades 43 may be provided in multiple sets, and in this embodiment, one set is provided at the third layer position of the drill blades. How many groups are specifically set up can be adjusted according to the actual soil layer condition.
The length matching of the bisection drill rod blade 22 and the bisection stirring blade 43 is also various, and the length of the bisection drill rod blade 22 can be more than, less than or equal to that of the bisection stirring blade 43. The concrete length setting scheme can be adjusted according to the actual soil layer condition.
In this embodiment, the upper and lower ends of the stirring frame are respectively provided with a shaft sleeve 42, the upper and lower ends of the shaft sleeve 42 on the drill rod 2 are provided with a limiting hoop, and the shaft sleeve 42 rotates within the range of the limiting hoop. The limiting hoop is an iron ring welded on the drill rod.
Referring to fig. 3, in the embodiment, a plurality of layers of drill rod blades and stirring blades are arranged in the vertical direction of the drill rod, the number of the drill rod blades 21 in one layer is three, the number of the stirring blades 41 in one layer is six, and the drill rod blades and the stirring blades are uniformly arranged in the circumferential direction in order to facilitate stable rotation.
Referring to fig. 4, the stirring frame 4 is a rotatable vertical frame structure, the frame structure is connected with the drill pipe through a shaft sleeve 42, the frame structure comprises six stirring frames, each stirring frame is in a shape like a letter ']', and the stirring blades 41 are connected with the inner sides of the stirring frames. The six stirring frames are uniformly distributed in the circumferential range.
Referring to fig. 5, the drill rod blades 21 are arranged obliquely, and the plane of the drill rod blades 21 is at an angle with the vertical plane. In this embodiment, the inclination angle is 45 °, and of course, the inclination angle can be adjusted according to actual conditions. It is also possible that the drill rod blade 21 is not tilted as shown in fig. 2, the plane of the drill rod blade being parallel to the vertical plane.
During construction, a drill rod is drilled downwards, the stirring blades 41 are inserted into soil body and do not rotate under the action of resistance, and the drill rod blades 21 continue to rotate under the driving of the drill rod; when the drill rod is lifted, the sprayed curing agent slurry is transversely cut by the stirring blade and the drill rod blade which move relatively along the flowing path of the gap between the drill rod and the blade, so that the curing agent slurry is fully mixed with the crushed undisturbed soil; the bisection stirring blades 43 and the drill rod blades 22 move relatively to generate a bisection cutting effect, and the undisturbed soil is crushed into fine particles to be fully mixed with the curing agent; the intensity and the water stopping effect of the stirring pile are greatly enhanced.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above examples, and that what has been described in the above examples and the description is merely illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are intended to fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (13)
1. The single-shaft mixing pile construction equipment with the cutting and mixing frame comprises a pile frame, wherein a drill rod is arranged on the pile frame, a drill rod blade is arranged at the lower part of the drill rod, the mixing frame is arranged on the drill rod, a mixing blade is arranged on the mixing frame, the mixing frame is connected with the drill rod through a rotatable shaft sleeve, the drill rod blade is of a multilayer structure, and a mixing blade layer is arranged between adjacent drill rod blade layers; and the pair of cutting drill rod blades on the drill rod and the pair of cutting stirring blades on the stirring frame form a pair of cutting structures on the corresponding stirring plane.
2. The single-shaft mixing pile construction equipment with the cutting and mixing frame as claimed in claim 1, wherein the length of the pair of counter-cutting drill rod blades is greater than the length of the pair of counter-cutting mixing blades.
3. The single-shaft mixing pile construction equipment with a cutting and mixing frame as claimed in claim 1, wherein the length of the pair of counter drill rod blades is less than the length of the pair of counter mixing blades.
4. The single-shaft mixing pile construction equipment with a cutting and mixing frame as claimed in claim 1, wherein the length of the pair of split drill rod blades is equal to the length of the pair of split mixing blades.
5. The single-shaft mixing pile construction equipment with the cutting and mixing frame as claimed in claim 1, wherein the drill rod is provided with two pairs of cutting drill rod blades, the two pairs of cutting drill rod blades are respectively positioned at the upper end and the lower end of the drill rod, and the mixing frame is also provided with two pairs of cutting mixing blades at corresponding positions.
6. The single-shaft mixing pile construction equipment with the cutting and mixing frame as claimed in claim 1, wherein three layers of bisection drill rod blades are arranged on the drill rod, the three layers of bisection drill rod blades are respectively positioned at the upper end, the middle part and the lower end of the drill rod, and three layers of bisection mixing blades are also arranged at corresponding positions on the mixing frame.
7. The single-shaft mixing pile driving apparatus with the cutting and mixing frame as set forth in claim 1, wherein the mixing blade has a strip-shaped plate structure.
8. The single-shaft mixing pile construction equipment with the cutting and mixing frame as claimed in claim 1, wherein the drill rod blade is of an elongated plate-shaped structure, and the plane of the drill rod blade is parallel to a vertical plane.
9. The single-shaft mixing pile construction equipment with the cutting and mixing frame as claimed in claim 1, wherein the drill rod blades are arranged in an inclined manner, and a plane where the drill rod blades are located has a certain included angle with a vertical plane.
10. The single-shaft mixing pile construction equipment with cutting and mixing frame as claimed in claim 9, wherein the drill blades are arranged in a tilted manner at intervals.
11. The single-shaft mixing pile construction equipment with the cutting and mixing frame as claimed in claim 1, wherein the drill rod is provided with a limiting hoop, the limiting hoop is positioned at the upper end and the lower end of a shaft sleeve, and the shaft sleeve rotates within the range of the limiting hoop.
12. The apparatus for constructing a mono-axial mixing pile with a cutting and mixing frame as claimed in claim 1, wherein the mixing frame is a rotatable frame structure connected to the drill rod through a bushing, the frame structure comprises a plurality of mixing frames, each mixing frame is "]" -shaped, and the mixing blades are connected to the inner side of the mixing frame.
13. The single-shaft mixing pile construction equipment with the cutting and mixing frame as claimed in claim 1, wherein the mixing frame is a cylindrical grid-shaped mixing cage, mixing blades are arranged in the mixing cage, a shaft sleeve for being sleeved on a drill rod is arranged on the mixing cage, the drill rod penetrates through the middle of the shaft sleeve, and the drill rod rotates in a limit range of the shaft sleeve; at least one shaft sleeve used for stabilizing the drill rod is arranged in the mixing cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123129759.4U CN216739589U (en) | 2021-12-14 | 2021-12-14 | Single-shaft stirring pile construction equipment with cutting stirring frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123129759.4U CN216739589U (en) | 2021-12-14 | 2021-12-14 | Single-shaft stirring pile construction equipment with cutting stirring frame |
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| CN216739589U true CN216739589U (en) | 2022-06-14 |
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| CN202123129759.4U Active CN216739589U (en) | 2021-12-14 | 2021-12-14 | Single-shaft stirring pile construction equipment with cutting stirring frame |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232616A (en) * | 2021-12-14 | 2022-03-25 | 上海强劲地基工程股份有限公司 | Single-shaft stirring pile construction equipment with cutting stirring frame |
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2021
- 2021-12-14 CN CN202123129759.4U patent/CN216739589U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114232616A (en) * | 2021-12-14 | 2022-03-25 | 上海强劲地基工程股份有限公司 | Single-shaft stirring pile construction equipment with cutting stirring frame |
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