CN215441896U - A quick positioner of steel-pipe column for reverse construction method construction - Google Patents
A quick positioner of steel-pipe column for reverse construction method construction Download PDFInfo
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- CN215441896U CN215441896U CN202121555993.0U CN202121555993U CN215441896U CN 215441896 U CN215441896 U CN 215441896U CN 202121555993 U CN202121555993 U CN 202121555993U CN 215441896 U CN215441896 U CN 215441896U
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- 238000010276 construction Methods 0.000 title claims abstract description 27
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 238000007906 compression Methods 0.000 claims abstract description 6
- 230000006835 compression Effects 0.000 claims abstract description 5
- 230000002787 reinforcement Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model discloses a steel pipe column quick positioning device for reverse construction method construction, which belongs to the technical field of pipe pile concrete column positioning, and comprises an upper support plate and a lower mounting ring which are distributed in parallel at intervals, wherein the upper support plate and the lower mounting ring are supported and fixed in the vertical direction through a plurality of angle steel columns distributed in an annular array manner, the top of the upper support plate is provided with a lead-in frame for aligning a steel pipe column with a positioning device, the lead-in frame comprises a screw rod vertically connected to the center of the top surface of the upper support plate, the top end of the screw rod is hinged with at least three groups of positioning plates distributed in an annular array manner, the outer wall of the screw rod is sleeved with a lifting sleeve, the top of the lifting sleeve is provided with a compression spring, the bottom of the lifting sleeve is provided with a positioning nut, and the outer wall of the lifting sleeve and the middle of each positioning plate are respectively hinged through two ends of a connecting rod.
Description
Technical Field
The utility model relates to the technical field of tubular pile concrete column positioning, in particular to a steel pipe column quick positioning device for reverse construction method construction.
Background
At present, city construction is in a high-speed development stage, and in order to shorten the construction period of a project and reduce the influence on the surrounding environment, a plurality of buildings are constructed by adopting a reverse construction method. The upright post pile is widely applied in the reverse construction method, and is an important component of the whole reverse construction method. The construction of the upright post pile comprises the steps of firstly drilling a hole in a leveled field, then placing a reinforcement cage at the bottom of the hole, pouring concrete to form the pile, then inserting a steel pipe into the upper part of the reinforcement cage, pouring concrete to form the post, and performing integral concrete pouring after positioning to be measured. As a bearing structure in a foundation pit supporting system, the upright post pile is even sometimes used as a bearing structure of an overground building. Vertical reinforcement is conventionally referred to as a pile and vertical reinforcement composite foundations are commonly referred to as pile composite foundations.
In order to achieve a certain bearing capacity, after the steel upright of the upright pile is inserted into the cast-in-situ bored pile, the verticality of the steel upright must meet the design requirement. If the verticality of the upper steel pipe pile does not meet the design requirement, when the next working procedure is used for digging soil, the bottom deviation of the dug steel pipe is larger and larger, and finally, the concrete column can only be constructed again. This not only can produce the extra expense, influences the engineering progress, also has certain engineering quality hidden danger, has caused huge economic loss.
Based on the technical scheme, the utility model designs the quick positioning device for the steel pipe column for reverse construction method construction, so as to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a steel-pipe column quick positioner for reverse construction method construction to solve above-mentioned technical problem.
In order to realize the purpose, the utility model provides the following technical scheme: the utility model provides a quick positioner of steel-pipe column for reverse construction method construction, includes upper support plate and lower collar of upper and lower interval parallel distribution, the angle steel post that distributes through a plurality of rings array between upper support plate and collar vertical direction down supports fixedly, the upper support plate top is equipped with the leading-in frame that is used for making steel-pipe column and positioner counterpoint, leading-in frame including connect perpendicularly in the screw rod of upper support plate top surface centre of a circle department, the articulated locating plate that is provided with at least three groups ring array distribution in the top of screw rod, screw rod outer wall cover is equipped with lifting sleeve, the lifting sleeve top is provided with compression spring, the lifting sleeve bottom is provided with set nut, lifting sleeve's outer wall and each the middle part of locating plate is equallyd divide and is do not articulated through the connecting rod both ends.
Preferably, at least four groups of bolt grooves arrayed circumferentially are formed in the lower mounting ring, and the bolt grooves are U-shaped open grooves.
Preferably, the positioning plate is composed of a panel and a rib plate, and the outer side edge of the rib plate is connected to the middle of the inner side surface of the panel to form an integral structure with a T-shaped section.
Preferably, the side profile track of the panel is of an arc structure with a convex middle part.
Preferably, the bottom of the positioning nut is further provided with a locknut.
Compared with the prior art, utility model's beneficial effect does:
according to the steel pipe column rapid positioning device, the lead-in frame is used as a steel pipe column guiding and correcting structure, when the steel pipe column and the positioning device are arranged in a right-to-right mode, the steel pipe column moves downwards to enable the top of the positioning device to be embedded into the steel pipe column, the steel pipe column and the positioning device are relatively fixedly connected, when the steel pipe column is hoisted, multiple groups of positioning plates of the lead-in frame play a positioning and guiding role, the steel pipe column is vertically lowered along the outer wall of the positioning plates, the steel pipe column is rapidly placed in place, and the outer ring diameter of the multiple groups of positioning plates is slightly smaller than the diameter of a pile body, so that accurate alignment of the steel pipe column can be achieved, and the verticality of the pile body is guaranteed;
furthermore, the diameter of the expanded outer ring of the multiple groups of positioning plates can be changed by lifting and moving the lifting sleeve, the steel pipe columns with various pipe diameters can be positioned in a certain size, and the inner wall of the steel pipe column and the tightness degree of the matching of the positioning device can be controlled by finely adjusting the diameter of the expanded outer ring of the multiple groups of positioning plates, so that the positioning precision is controlled.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive work.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of a lower mounting ring configuration of the present invention;
FIG. 4 is a schematic cross-sectional view of the positioning plate of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-upper carrier plate, 2-lower mounting ring, 3-angle steel column, 4-leading-in frame, 41-screw, 42-positioning plate, 43-lifting sleeve, 44-compression spring, 45-positioning nut, 46-connecting rod, 47-locknut and 5-bolt groove.
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. All other embodiments obtained by a person skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-2, the utility model provides a technical solution: a steel pipe column rapid positioning device for reverse construction comprises an upper support plate 1 and a lower mounting ring 2 which are distributed in parallel at intervals, wherein the upper support plate 1 and the lower mounting ring 2 are supported and fixed in the vertical direction through a plurality of angle steel columns 3 distributed in an annular array manner, and the top of the upper support plate 1 is provided with a guide-in frame 4 for aligning the steel pipe column with the positioning device; when the steel-pipe column is just to arranging with leading-in frame 4, the steel-pipe column moves down and makes positioner's top embedding steel-pipe column, realize steel-pipe column and positioner relatively fixed connection, the multiunit locating plate 42 of leading-in frame 4 has played the location guide effect when the steel-pipe column hoists, make the steel-pipe column transfer perpendicularly along locating plate 42 outer wall, realize taking one's place of steel-pipe column fast, because multiunit locating plate 42 outer lane diameter slightly is less than pile body diameter, consequently, can realize accurate counterpoint of steel-pipe column, guarantee pile body straightness that hangs down.
The guiding-in frame 4 comprises a screw rod 41 vertically connected to the center of the circle of the top surface of the upper support plate 1, at least three groups of positioning plates 42 distributed in an annular array are hinged to the top end of the screw rod 41, a lifting sleeve 43 is sleeved on the outer wall of the screw rod 41, a compression spring 44 is arranged at the top of the lifting sleeve 43, a positioning nut 45 is arranged at the bottom of the lifting sleeve 43, and the outer wall of the lifting sleeve 43 is hinged to the middle of each positioning plate 42 through two ends of a connecting rod 46; the diameters of the expanded outer rings of the multiple groups of positioning plates 42 can be changed by the lifting movement of the lifting sleeve 43, in the lifting movement process of the lifting sleeve 43, the positioning plates 42 are driven by the connecting rods 46 to rotate around the hinged positions of the top ends of the positioning plates to be expanded and closed, steel pipe columns with various pipe diameters can be positioned in a certain size, the degree of tightness of fit between the inner walls of the steel pipe columns and the positioning device can be controlled by finely adjusting the diameters of the expanded outer rings of the multiple groups of positioning plates 42, the positioning precision is controlled, specifically, the time for expanding the diameters of the outer rings of the multiple groups of positioning plates 42 can be adjusted, the lifting sleeve 43 can be forced to ascend by screwing the positioning nuts 45, or the lifting sleeve 43 can descend under the elastic force of the compression springs 44 by reversely screwing the positioning nuts 45, so that the lifting adjustment is realized;
furthermore, the bottom of the positioning nut 45 is also provided with a locknut 47, and after the height position of the lifting sleeve 43 is determined, the screwed locknut 47 is abutted to the positioning nut 45 to play a role in double nut positioning and locking, so that the structural stability of the device is ensured.
Further, locating plate 42 comprises panel 421 and gusset 422 two parts, and gusset 422 outside limit is connected and is formed the cross-section for the integrative structure of T shape in the middle of the panel 421 medial surface, and gusset 422 plays the effect of effective support panel 421, and panel 421 is in the use, because the bottom is unsettled, and direct and steel-pipe column contact, can strengthen locating plate 42 overall structure through setting up gusset 422, prevent that each locating plate 42 not equidimension from warping and reducing positioning accuracy.
Furthermore, bolt grooves 5 of at least four groups of circumferential arrays are formed in the lower mounting ring 2, the bolt grooves 5 are U-shaped open grooves, when the positioning device is in actual use, the positioning device can be locked and fixed through the U-shaped open grooves and expansion bolts in a matched mode, and after the positioning device is used, the positioning device can be disassembled and reused.
Furthermore, the side profile track of the panel 421 is an arc structure with a convex middle part, and the structure can reduce the contact included angle when the lower port of the steel pipe column is in contact with the outer wall surface of the panel 421, thereby reducing impact friction and improving the impact action and the abrasion condition.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; the term "connected" may refer to a direct connection, an indirect connection through an intermediate, a connection between two elements or an interaction relationship between two elements, and unless otherwise specifically defined, the term should be understood as having a specific meaning in the present application by those skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a quick positioner of steel-pipe column for reverse construction method construction, includes upper carrier plate (1) and lower collar (2) of upper and lower interval parallel distribution, upper carrier plate (1) and collar (2) vertical direction are fixed through the support of a plurality of hoop array distribution's angle steel post (3) down, upper carrier plate (1) top is equipped with leading-in frame (4) that are used for making steel-pipe column and positioner counterpoint, its characterized in that: leading-in frame (4) including connect perpendicularly in screw rod (41) of upper support plate (1) top surface centre of a circle department, the articulated locating plate (42) that are provided with three at least groups hoop array distribution in the top of screw rod (41), screw rod (41) outer wall cover is equipped with lifting sleeve (43), lifting sleeve (43) top is provided with compression spring (44), lifting sleeve (43) bottom is provided with set nut (45), the outer wall and each of lifting sleeve (43) the middle part of locating plate (42) is equallyd divide and is do not articulated through connecting rod (46) both ends.
2. The steel pipe column quick positioning device for reverse construction according to claim 1, wherein: at least four groups of bolt grooves (5) which are arrayed in a circumferential direction are formed in the lower mounting ring (2), and the bolt grooves (5) are U-shaped open grooves.
3. The steel pipe column quick positioning device for reverse construction according to claim 1, wherein: the positioning plate (42) is composed of a panel (421) and a rib plate (422), and the outer side edge of the rib plate (422) is connected to the middle of the inner side surface of the panel (421) to form an integral structure with a T-shaped section.
4. The steel pipe column rapid positioning device for reverse construction according to claim 3, wherein: the side profile track of the panel (421) is of an arc structure with a convex middle part.
5. The steel pipe column quick positioning device for reverse construction according to claim 1, wherein: the bottom of the positioning nut (45) is also provided with a locknut (47).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121555993.0U CN215441896U (en) | 2021-07-08 | 2021-07-08 | A quick positioner of steel-pipe column for reverse construction method construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121555993.0U CN215441896U (en) | 2021-07-08 | 2021-07-08 | A quick positioner of steel-pipe column for reverse construction method construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215441896U true CN215441896U (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121555993.0U Expired - Fee Related CN215441896U (en) | 2021-07-08 | 2021-07-08 | A quick positioner of steel-pipe column for reverse construction method construction |
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| Country | Link |
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| CN (1) | CN215441896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809671A (en) * | 2022-04-27 | 2022-07-29 | 中国一冶集团有限公司 | Structural joint plugging and column steel pipe aligning tool and construction method |
-
2021
- 2021-07-08 CN CN202121555993.0U patent/CN215441896U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809671A (en) * | 2022-04-27 | 2022-07-29 | 中国一冶集团有限公司 | Structural joint plugging and column steel pipe aligning tool and construction method |
| CN114809671B (en) * | 2022-04-27 | 2024-04-02 | 中国一冶集团有限公司 | Construction joint plugging and column steel pipe aligning tool and construction method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |