CN216474980U - Cast-in-place pile filling mould free of digging soil between piles - Google Patents
Cast-in-place pile filling mould free of digging soil between piles Download PDFInfo
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- CN216474980U CN216474980U CN202122333162.5U CN202122333162U CN216474980U CN 216474980 U CN216474980 U CN 216474980U CN 202122333162 U CN202122333162 U CN 202122333162U CN 216474980 U CN216474980 U CN 216474980U
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Abstract
The utility model discloses a non-excavation pile-to-pile soil cast-in-place pile pouring mould which is a steel sleeve with the diameter larger than that of a pile hole, wherein an adjusting mechanism for adjusting the installation state of the steel sleeve to be in a bottom surface vertical state coaxial with the pile hole is detachably sleeved on the periphery of the bottom end of the steel sleeve. The adjusting mechanism comprises an adjusting sleeve supported on the outer side of the top end of the pile hole, and adjusting bolts tightly propping against the outer peripheral surface of the steel sleeve penetrate through the top end of the outer peripheral surface of the adjusting sleeve along the circumferential distance. The pouring mould can be used for firstly removing the soil between the piles which needs to be removed subsequently in the first process of construction when the pile holes are poured, then the pouring mould is assembled on the pile holes to carry out simultaneous pouring of the pile columns in the pile holes and the pile heads which need to be removed outside the pile holes, and after pouring is finished, the pile heads outside the pile holes are directly removed, so that the problem that the soil between the piles is difficult to remove after the existing pile holes are poured and formed is effectively solved, the construction period is shortened, and the construction cost is reduced.
Description
Technical Field
The utility model relates to the technical field of construction of cast-in-place concrete piles in building construction, in particular to a cast-in-place concrete pile casting mould free of excavation among piles.
Background
The traditional reinforced concrete cast-in-place pile foundation construction needs mechanical equipment to excavate soil between piles after a pile is cast and molded, the construction difficulty is high, the consumed time is long, the number of used mechanical equipment is large, a large amount of manual work is needed to clean the dense parts of the piles and the parts which are difficult to reach by the mechanical equipment, and the consumed labor cost is very high. Therefore, the traditional method for constructing the soil between the piles of the reinforced concrete cast-in-place pile also has the problems of multiple working procedures, long construction period, great construction environmental pollution, difficult control of pile foundation construction quality and the like. And a part of cast-in-place pile engineering is provided, the height difference of the original landform is large, surface cleaning and foundation plain soil backfilling are required to be carried out before the cast-in-place pile construction, and the early-stage process construction is large in difficulty, long in construction period and high in cost.
Disclosure of Invention
Aiming at the existing problems, the utility model aims to provide a non-excavation pouring pile pouring mould for pouring soil among piles, which can effectively solve the problem that the soil among the piles is difficult to excavate after the pile holes are poured and formed at present during the pile hole pouring construction, and has the advantages of shortening the construction period and reducing the construction cost.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: the utility model provides a exempt from to dig stake filling pile filling mold, its characterized in that: the pouring mould is a steel sleeve with the aperture larger than that of the pile hole, the steel sleeve is divided into symmetrical and splittable semi-circular arc bodies, and an adjusting mechanism which adjusts the installation state of the steel sleeve to be in a bottom surface vertical state coaxial with the pile hole is detachably sleeved on the periphery of the bottom end of the steel sleeve.
Preferably, the adjusting mechanism comprises an adjusting sleeve supported outside the top end of the pile hole, adjusting bolts tightly jacked on the outer peripheral surface of the steel sleeve penetrate through the top end of the outer peripheral surface of the adjusting sleeve along a circumferential interval, and a stabilizing and supporting mechanism for stably supporting the adjusting sleeve on the ground surface of the top end of the pile hole is further arranged at the bottom of the adjusting sleeve.
Preferably, firm supporting mechanism includes that the level vertical fixation sets up the ring backup pad of adjustment sleeve bottom, its bottom surface is provided with along the perpendicular interval of circumference and inserts the earth's surface and be the oblique picture peg of sharp column structure through external force.
Preferably, the top end and the middle part of the outer wall of the steel sleeve are provided with a reinforcing ring plate in a surrounding manner, the periphery of the bottom of the outer wall of the steel sleeve is provided with a first supporting ring plate, and the inner wall of the adjusting sleeve is provided with a second supporting ring plate which is in contact with and supports the bottom surface of the first supporting ring plate.
The utility model has the beneficial effects that: the pouring mould can be used for firstly removing the soil between the piles which needs to be removed subsequently in the first process of construction when the pile holes are poured, then the pouring mould is assembled on the pile holes to carry out simultaneous pouring of the pile columns in the pile holes and the pile heads which need to be removed outside the pile holes, and after pouring is finished, the pile heads outside the pile holes are directly removed, so that the problem that the soil between the piles is difficult to remove after the existing pile holes are poured and formed is effectively solved, the construction period is shortened, and the construction cost is reduced.
Drawings
FIG. 1 is a schematic diagram of the outline structure of a steel sleeve according to the present invention.
FIG. 2 is a schematic cross-sectional view of an adjusting mechanism and a stable supporting mechanism according to the present invention.
Fig. 3 is a schematic view of the installation and matching of the pouring mold and the pile hole of the utility model.
FIG. 4 is an enlarged view taken at A of FIG. 3 according to the present invention.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following further describes the technical solution of the present invention with reference to the drawings and the embodiments.
Referring to the accompanying drawings 1-4, the non-excavation filling pile filling mould is a steel sleeve 1 with the aperture larger than that of a pile hole 10, the steel sleeve 1 is divided into symmetrical and splittable semi-circular arc bodies 1a, and an adjusting mechanism for adjusting the installation state of the steel sleeve 1 to a bottom surface vertical state coaxial with the pile hole 10 is detachably sleeved on the periphery of the bottom end of the steel sleeve 1. The use method of the steel sleeve 1 comprises the following steps: firstly, integrally excavating the constructed ground surface to a designed elevation position (the elevation position is the depth of excavation of soil between piles after conventional pile grouting is finished), then fastening the half-and-half semicircular bodies 1a into an integral cylindrical structure of the steel sleeve 1 through U-shaped bolts preferably (the split semicircular bodies 1a are convenient for disassembling the steel sleeve 1 and then transporting, so that the occupied space of the steel sleeve 1 is reduced, and the deformation problem of the roundness of the steel sleeve 1 caused by external force is easy to occur), then the steel sleeve 1 is assembled on the top end of the excavated pile hole 10 to be stable, and is adjusted to be in a state of being coaxial with the pile hole 10 through an adjusting mechanism, finally, concrete is continuously poured into the pile hole 10 to the top end of the steel sleeve 1, after the strength of the concrete poured pile meets the design requirement, and (3) dismantling the steel sleeve 1, and chiseling concrete of a pouring part of the steel sleeve 1. By using the steel sleeve 1, earthwork excavation can be firstly carried out during actual pile construction, after excavation is finished, drilling, installation of the steel sleeve 1, concrete pouring, dismantling of the steel sleeve 1 and concrete chiseling of the pouring height of the steel sleeve 1 are carried out, the difficulty of conventional pile excavation after pile pouring is finished is solved, the construction period can be greatly shortened in the field of building construction, and the construction cost can be reduced.
Specifically, as shown in fig. 2, the adjusting mechanism includes an adjusting sleeve 2 supported outside the top end of the pile hole 10, and adjusting bolts 3 (disposed at the top end to facilitate the inclination adjustment and support of the steel sleeve) tightly abutting against the outer circumferential surface of the steel sleeve 1 are inserted into the top end of the outer circumferential surface of the adjusting sleeve 2 along the circumferential interval. Firstly, the adjusting sleeve 2 is firmly fixed on the earth surface outside the top end of the pile hole 10 through external force, and is adjusted to be in a horizontal state, then the bottom end of the steel sleeve 1 penetrates into the adjusting sleeve 2, the bottom end of the steel sleeve is enabled to be in contact with the earth surface outside the top end of the pile hole 10 for supporting, under the supporting effect of the steel sleeve 1, the steel sleeve 1 and the pile hole 10 are preferably adjusted to be in a coaxial state through a level gauge, adjusting bolts 3 at different positions on the adjusting sleeve 2 fix the coaxial state of the adjusted steel sleeve 1, when the pile is poured, pouring concrete in the pile hole and a pile head wrapped and poured by the steel sleeve 1 outside the earth surface are enabled to be in a coaxial state, and the pouring verticality of the pile is improved.
In order to stably support the adjusting sleeve 2 with the ground surface, a stable support mechanism for stably supporting the adjusting sleeve 2 on the ground surface at the top end of the pile hole 10 is further arranged at the bottom of the adjusting sleeve 2.
Specifically, as shown in fig. 2, the stabilizing and supporting mechanism includes a circular supporting plate 4 horizontally and vertically fixed at the bottom end of the adjusting sleeve 2, and inclined insertion plates 41 which are inserted into the ground surface by external force and have a pointed structure are vertically arranged at intervals along the circumferential direction on the bottom surface of the circular supporting plate. Under the action of external force, the steel sleeve 1 is inserted into the ground surface through the inclined insertion plates 41 at all positions, the circular ring support plate 4 is preferably adjusted to be in a relatively horizontal state through the level gauge, the circular ring support plate 4 and the adjusting sleeve 2 are in a stable placing state, and finally the steel sleeve 1 is adjusted and fastened to be in a vertical and coaxial state through the mode.
In order to improve the rigidity of the steel sleeve 1, as shown in fig. 1, a reinforcing ring plate 11 is arranged around the top end and the middle part of the outer wall of the steel sleeve 1, a first supporting ring plate 12 is arranged on the periphery of the bottom of the steel sleeve, and the capacity of resisting the deformation of external force when the steel sleeve is poured is effectively improved through different reinforcing ring plates arranged at the two ends and the middle part of the periphery of the steel sleeve 1.
In order to overcome the problem that the steel sleeve 1 slips down relative to the adjusting bolt 3 by its own weight, as shown in fig. 4, the inner wall of the adjusting sleeve 2 is provided with a second supporting ring plate 21 supported in contact with the bottom surface of the first supporting ring plate 12. After the circular ring support plate 4 and the adjusting sleeve 2 are in a stable placing state after being inserted into the ground surface through the inclined insertion plate 41 (preferably, the coaxiality of the circular ring support plate 4 and the adjusting sleeve 2 and a pile hole is kept at the same time), the bottom end of the steel sleeve 1 is penetrated into the adjusting sleeve 2, the bottom surface of the first support ring plate 12 at the bottom end of the steel sleeve 1 is contacted with the surface of the second support ring plate 21, the steel sleeve 1 is integrally supported, the steel sleeve 1 is adjusted to be in a vertical and coaxial state with the pile hole through a level, and finally the state after the steel sleeve 1 is adjusted is fixed with the circular ring support plate 4 relative to the adjusting sleeve 2 through the adjusting bolts 3 at all positions, so that the whole assembly of the pouring mold is completed.
Preferably, as shown at a in fig. 4, the bottom end of the outer circumferential surface of the steel sleeve 1 is of an inclined surface structure, so that the bottom end of the steel sleeve 1 can be conveniently inserted into the ground surface under the action of self weight, the sealing effect between the bottom end of the steel sleeve 1 and the top end of the pile hole is realized, and the problem of slurry leakage is avoided.
The principle of the utility model is as follows: firstly, the earth surface is integrally excavated to a designed elevation position (the elevation position is the depth of excavation of earth between piles after conventional pile grouting is completed), then the annular support plate 4 and the adjusting sleeve 2 are in a stable placing state when the inclined insertion plate 41 is inserted into the earth surface, then the bottom end of the steel sleeve 1 penetrates into the adjusting sleeve 2, the bottom surface of the first support ring plate 12 at the bottom end of the steel sleeve 1 is in contact with the surface of the second support ring plate 21, the steel sleeve 1 is integrally supported, then the steel sleeve 1 is adjusted to be in a state vertical and coaxial with a pile hole through a gradienter (and the bottom end of the steel sleeve 1 is simultaneously kept to be inserted into the earth surface), and finally the state of the adjusted steel sleeve 1 is fixed relative to the adjusting sleeve 2 and the annular support plate 4 through the adjusting bolts 3 at all positions, so that the whole assembly of the pouring mold is completed.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a exempt from to dig stake filling pile filling mold, its characterized in that: the pouring mould is a steel sleeve (1) larger than the aperture of a pile hole (10), the steel sleeve (1) is divided into symmetrical and splittable semi-circular arc bodies (1a), and an adjusting mechanism for adjusting the installation state of the steel sleeve (1) to the bottom surface vertical state coaxial with the pile hole (10) is detachably sleeved on the periphery of the bottom end of the steel sleeve (1).
2. The non-excavation pile-space soil cast-in-place pile casting mold according to claim 1, characterized in that: the adjusting mechanism comprises an adjusting sleeve (2) which is supported on the outer side of the top end of the pile hole (10), wherein an adjusting bolt (3) which is tightly jacked on the outer peripheral surface of the steel sleeve (1) is arranged on the top end of the outer peripheral surface of the adjusting sleeve (2) in a penetrating mode along the circumferential distance, and a stabilizing supporting mechanism which is used for stably supporting the adjusting bolt is further arranged at the bottom of the adjusting sleeve (2) and is arranged on the ground surface of the top end of the pile hole (10).
3. The non-excavation pile-space soil cast-in-place pile casting mold according to claim 2, characterized in that: firm supporting mechanism includes that the level vertical fixation sets up ring backup pad (4) of adjustment sleeve (2) bottom, its bottom surface is provided with along the perpendicular interval of circumference and inserts the earth's surface and be oblique picture peg (41) of pointed structure through external force.
4. The non-excavation pile-space soil filling pile pouring mold according to claim 3, characterized in that: the top end and the middle part of the outer wall of the steel sleeve (1) are provided with a reinforcing ring plate (11) in a surrounding mode, a first supporting ring plate (12) is arranged on the periphery of the bottom of the steel sleeve, and a second supporting ring plate (21) in contact with and supported by the bottom surface of the first supporting ring plate (12) is arranged on the inner wall of the adjusting sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122333162.5U CN216474980U (en) | 2021-09-26 | 2021-09-26 | Cast-in-place pile filling mould free of digging soil between piles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122333162.5U CN216474980U (en) | 2021-09-26 | 2021-09-26 | Cast-in-place pile filling mould free of digging soil between piles |
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| CN216474980U true CN216474980U (en) | 2022-05-10 |
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| CN202122333162.5U Active CN216474980U (en) | 2021-09-26 | 2021-09-26 | Cast-in-place pile filling mould free of digging soil between piles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116274954A (en) * | 2023-03-27 | 2023-06-23 | 上海尚实航空发动机股份有限公司 | Auxiliary device for machining inner wall of thin-wall casing and process for machining inner wall of thin-wall casing |
-
2021
- 2021-09-26 CN CN202122333162.5U patent/CN216474980U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116274954A (en) * | 2023-03-27 | 2023-06-23 | 上海尚实航空发动机股份有限公司 | Auxiliary device for machining inner wall of thin-wall casing and process for machining inner wall of thin-wall casing |
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