CN218540750U - Pile foundation reinforcement cage orifice fixing device - Google Patents
Pile foundation reinforcement cage orifice fixing device Download PDFInfo
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- CN218540750U CN218540750U CN202222869634.3U CN202222869634U CN218540750U CN 218540750 U CN218540750 U CN 218540750U CN 202222869634 U CN202222869634 U CN 202222869634U CN 218540750 U CN218540750 U CN 218540750U
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- reinforcement cage
- pile foundation
- steel
- wire rope
- fixing device
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Abstract
The utility model relates to the technical field of bridge construction, in particular to a fixing device for an orifice of a pile foundation reinforcement cage, which comprises an orifice supporting frame, wherein an opening is arranged at the inner side of the orifice supporting frame, and at least one pair of lifting lugs which are arranged in central symmetry are arranged on the side wall of the opening; the steel wire rope reinforced frame further comprises at least one pair of steel wire ropes with equal length, wherein one end of each steel wire rope is used for being connected with the lifting lug, and the other end of each steel wire rope is used for being connected with the stiffening hoop of the steel reinforcement cage section. Adopt the utility model provides a pile foundation steel reinforcement cage drill way fixing device does benefit to and reduces the steel reinforcement cage festival section butt joint degree of difficulty, reduces the butt joint consuming time to improve the efficiency of construction.
Description
Technical Field
The utility model relates to a bridge construction technical field, especially a pile foundation steel reinforcement cage drill way fixing device.
Background
With the development of the traffic construction in China, a bridge with one seat is pulled out of the ground, tower columns are higher and higher, the load borne by the foundation is larger and larger, and therefore the diameter of a pile foundation is continuously increased, and the length of the pile foundation is continuously increased. When construction pile foundation steel reinforcement cage, process the steel reinforcement cage segmentation according to pile foundation length, hoist and mount steel reinforcement cage segmentation again and carry out vertical butt joint to the pile foundation drill way, transfer to the design position gradually the segmentation after the connection is accomplished.
Most of existing steel reinforcement cages are connected and adopted: the steel reinforcement cage segment of top is hoisted the suspension through machinery such as tower crane or crane, and the steel reinforcement cage segment of below orifice department passes steel reinforcement cage owner muscle space through shoulder pole roof beam (shaped steel preparation) and undertakes on the hoop of putting more energy into, makes the steel reinforcement cage segment unsettled in the drill way department, transfers to the design position after the manual work is connected and is accomplished. The method has partial defects for the construction of the large-diameter pile foundation reinforcement cage: 1. due to the fact that the large-diameter pile foundation reinforcement cage is complex in design, the main reinforcements are large in size and small in space, and the shoulder pole beam can hardly penetrate through gaps among the main reinforcements in a precise and symmetrical mode; 2. the large-diameter pile foundation reinforcement cage has large overall weight, so that the shoulder pole beam has enough bearing load correspondingly, the bending resistance moment of inertia of the shoulder pole beam is large, the dead weight of the shoulder pole beam is increased accordingly, and the shoulder pole beam cannot be moved manually on site; 3. the mounting and dismounting time of the shoulder pole beam is too long; 4. the carrying pole beam has large construction risk and is easy to twist and bend; 5. the atress of shoulder pole roof beam both ends is concentrated, transmits the load for ground through the temporary stand that supports at both ends, and its temporary stand generally adopts angle steel processing to make into truss structure, and is less with ground area of contact to the temporary stand adopts two at least to be the interval setting, easily takes place differential settlement on unhardened place, thereby makes steel reinforcement cage slope, has increased the main muscle butt joint degree of difficulty. Therefore, it is necessary to optimize the large-diameter pile foundation reinforcement cage orifice fixing device, reduce the construction risk, reduce the main reinforcement butt joint time consumption, and improve the construction efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: to prior art adoption shoulder pole roof beam fixed major diameter pile foundation steel reinforcement cage drill way, there is the big, the low problem of efficiency of construction of the butt joint degree of difficulty of steel reinforcement cage festival section, provides a pile foundation steel reinforcement cage drill way fixing device.
In order to realize the purpose, the utility model discloses a technical scheme be:
a pile foundation reinforcement cage orifice fixing device comprises an orifice supporting frame, wherein an opening is formed in the inner side of the orifice supporting frame, and at least one pair of lifting lugs which are arranged in a centrosymmetric manner are arranged on the side wall of the opening; the steel wire rope reinforced frame further comprises at least one pair of steel wire ropes with equal length, one end of each steel wire rope is used for being connected with the lifting lug, and the other end of each steel wire rope is used for being connected with the stiffening hoop of the steel reinforcement cage section.
The utility model discloses an drill way support frame hoop erects in stake foundation hole department, exposes the pile foundation hole mouth from the inboard opening part exhibition of drill way support frame, when steel reinforcement cage hoists into the pile foundation hole site, adopts lug and steel reinforcement cage festival section stiffening hoop on the isometric wire rope symmetric connection drill way support frame, realizes that the steel reinforcement cage festival section is fixed in the pile foundation hole mouth.
The fixing device for the orifice of the pile foundation reinforcement cage is suitable for fixing the orifice of the pile foundation reinforcement cage with a large diameter, is quick and simple to mount and dismount, and is beneficial to ensuring the verticality of the reinforcement cage; during the use, on steel reinforcement cage weight can be transmitted the ground by the drill way support frame is whole through the lug, the ground subsides more evenly, and drill way support frame wholeness good, big with the area of contact of ground, concentrated stress is little, requires lowly to the ground bearing capacity, does benefit to the stable butt joint of steel reinforcement cage festival section. Adopt the utility model provides a pile foundation steel reinforcement cage drill way fixing device does benefit to and reduces the steel reinforcement cage festival section butt joint degree of difficulty, reduces the butt joint consuming time to improve the efficiency of construction.
Preferably, the drill way support frame includes a plurality of tie-beams, and a plurality of tie-beams end to end connection in proper order forms closed state, is equipped with stiffening beam between two adjacent tie-beams and is connected, is equipped with dull and stereotyped body coupling between stiffening beam and two adjacent tie-beams.
Preferably, the connecting beam adopts a square steel component, is convenient to process, has a large contact surface and has small influence on foundation settlement.
Preferably, the stiffening beam adopts square steel component or steel sheet structure, is convenient for weld the lug and the steel sheet of the upper and lower side, and structural strength is high, rigidity is big.
Preferably, the inside of the orifice support frame is provided with 4 lifting lugs.
Preferably, the end of the steel wire rope is detachably connected with the steel reinforcement cage section or the lifting lug through a U-shaped buckle.
Preferably, the end of the steel wire rope is detachably connected with the steel reinforcement cage section or the lifting lug through the hook.
Preferably, the steel wire rope is provided with a steel wire rope buckle, and the steel wire rope buckle is used for adjusting the length of the steel wire rope.
Preferably, the number of wire rope buckle is equipped with at least two, and the interval a of wire rope buckle is 6 times the wire diameter, and the length b of the wire rope buckle that the terminal distance of steel wire is nearest of round is not less than 5 times the wire diameter.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model provides a pile foundation steel reinforcement cage drill way fixing device is suitable for the large diameter pile foundation steel reinforcement cage drill way to be fixed, and the installation is dismantled fast, portably, and does benefit to and guarantees that the steel reinforcement cage is perpendicular; during the use, steel reinforcement cage weight can be through the lug by the whole ground that transmits of drill way support frame, the ground subsides more evenly, and drill way support frame wholeness good, big with the area of contact of ground, concentrated stress is little, requires lowly to the ground bearing capacity, does benefit to the stable butt joint of steel reinforcement cage festival section.
2. Adopt the utility model provides a pile foundation steel reinforcement cage drill way fixing device does benefit to and reduces the steel reinforcement cage segment section butt joint degree of difficulty, reduces the butt joint consuming time to improve the installation rate of overlength major diameter pile foundation steel reinforcement cage.
3. The utility model provides a pile foundation steel reinforcement cage drill way fixing device, operation process is simple, and is fixed firm, only needs a small amount of operating personnel to use, and this fixing device circulated use, the effectual major diameter pile foundation steel reinforcement cage installation effectiveness that has improved has reduced the construction risk.
Drawings
Fig. 1 is a schematic plan view of a pile foundation reinforcement cage hole fixing device in embodiment 1.
Fig. 2 shows the construction of the pile foundation reinforcement cage orifice fixing device.
Fig. 3 is a schematic view of the construction of a steel cord.
Icon: 1-an orifice support; 11-an opening; 12-a connecting beam; 13-a stiffening beam; 14-plate; 15-lifting lugs; 2-a steel wire rope; 3, buckling a steel wire rope; 4-U-shaped buckle; 5-a reinforcement cage; 51-a stiffening hoop.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
A pile foundation reinforcement cage orifice fixing device is shown in figures 1-3 and comprises an orifice supporting frame 1, wherein an opening 11 is formed in the inner side of the orifice supporting frame 1, so that the orifice supporting frame 1 is integrally in a square shape and used for sleeving a pile hole for construction, namely the opening 11 is arranged at the periphery of the size of the pile foundation orifice; at least one pair of lifting lugs 15 which are arranged in central symmetry are arranged on the side wall of the opening 11 and are used for symmetrical lifting; the steel wire rope reinforcing device further comprises at least one pair of steel wire ropes 2 with equal length, the steel wire ropes are used for being symmetrically connected with the steel reinforcement cage 5 to ensure that the steel reinforcement cage 5 is vertical and not inclined, one end of each steel wire rope 2 is used for being connected with the lifting lug 15, and the other end of each steel wire rope 2 is used for being connected with the stiffening hoop 51 of the section of the steel reinforcement cage 5.
The orifice support frame 1 in the embodiment comprises a plurality of connecting beams 12, the connecting beams 12 are sequentially connected end to form a closed state, a stiffening beam 13 is arranged between every two adjacent connecting beams 12 for connection, and a flat plate 14 is arranged between the stiffening beam 13 and each two adjacent connecting beams 12 for integral connection; the connecting beams 12 and the stiffening beams 13 are square steel components with the thickness of 300mm (height) multiplied by 200mm (width) multiplied by 6mm, the connecting beams 12 are welded into a square, the flat plates 14 are of steel plate structures, steel plates are smoothly welded on the top surfaces and the bottom surfaces of right-angle areas formed by the connecting beams 12 and the stiffening beams 13 through the steel plates, the bearing surfaces are large, and the processing is convenient. The lifting lugs 15 are symmetrically arranged on the side wall of the stiffening beam 13, and the number of the lifting lugs is 4. The end of the steel wire rope 2 is folded to form a ferrule for detachably connecting a buckle or a hook, so that the lifting lug 15 can be conveniently connected, and the folded section of the return end of the steel wire rope 2 is fastened and fixed with the main line section of the steel wire rope 2 through the steel wire rope buckle 3, so that the length of the steel wire rope can be adjusted; the quantity of wire rope buckle 3 is equipped with threely in this embodiment, and the interval an of wire rope buckle 3 is 6 times wire diameter, and the length b of the wire rope buckle 3 that the end distance of steel wire that turns back is nearest is not less than 5 times wire diameter.
During the use, as figure 2, lay orifice support frame 1 around the pile foundation orifice earlier, put 5 sections of hoist and mount steel reinforcement cage under and close on upper end stiffening hoop 51 when, fix the one end of wire rope 2 on 5 stiffening hoops 51 of steel reinforcement cage through U type buckle 4, other end fixed connection lug 15, and with 2 symmetric connections steel reinforcement cages 5 of wire rope, continue to transfer 5 sections of present steel reinforcement cage until 5 weight of steel reinforcement cage are suspended by fixing device and support. After the main reinforcements of the reinforcement cage 5 are butted, the reinforcement cage 5 is lifted a little, the U-shaped buckle 4 fixed on the stiffening hoop 51 of the reinforcement cage 5 is taken off, and the reinforcement cage 5 can continue to sink, and the steps are repeated, and the reinforcement cage 5 is installed stage by stage until the construction is completed. This process operation is simple, and is fixed firm, only needs a small amount of operating personnel to use, and this fixing device circulated use, the effectual major diameter pile foundation steel reinforcement cage 5 installation effectiveness that has improved has reduced the construction risk.
The pile foundation reinforcement cage orifice fixing device provided by the embodiment is suitable for fixing a large-diameter pile foundation reinforcement cage orifice, is quick and simple to mount and dismount, and is favorable for ensuring that the reinforcement cage 5 is vertical; during the use, 5 weight of steel reinforcement cage can be through on the lug 15 is transmitted the ground by 1 whole of drill way support frame, and the ground subsides more evenly, and drill way support frame wholeness good, big with the area of contact of ground, concentrated stress is little, requires lowly to ground bearing capacity, can make drill way support frame 1 remain stable in 5 installation of steel reinforcement cage to guarantee 5 sections of steel reinforcement cage and stabilize the butt joint, reduce main muscle butt joint time. Adopt the 5 drill way fixing device of pile foundation steel reinforcement cage that this embodiment provided, do benefit to and reduce 5 segmentations of steel reinforcement cage butt joint degree of difficulty, reduce the butt joint consuming time to improve the efficiency of construction.
Besides the exemplary embodiment, as another possible embodiment, the opening supporting frame 1 of the pile foundation opening fixing device may be made of other shaped steels, such as channel steel, i-steel, etc., and the vertical steel plates may also be directly welded to the stiffening beam 13, and the vertical steel plates connect the upper and lower transverse steel plates to form a closed structure. The bottom surface of the connecting beam 12 of the connecting orifice support frame 1 should have a sufficiently large contact area; therefore, the orifice supporting frame 1 can be combined into a whole by welding steel plates through a plurality of rod piece structures, so that the concentrated stress is dispersed, the bearing capacity of the foundation is improved, and a sufficient height space is provided for welding the lifting lugs 15 and suspending and hoisting the steel wire ropes 2. The steel wire rope 2 can be detachably connected with the reinforcing hoop 51 or the lifting lug 15 of the steel reinforcement cage 5 by the U-shaped buckle 4, and can also be connected with anchoring parts such as a hook, and the connecting anchoring parts have enough strength to be used for matched construction.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (9)
1. The orifice fixing device for the pile foundation reinforcement cage is characterized by comprising an orifice supporting frame (1), wherein an opening (11) is formed in the inner side of the orifice supporting frame (1), and at least one pair of lifting lugs (15) which are arranged in a centrosymmetric mode are arranged on the side wall of the opening (11); the steel wire rope lifting lug is characterized by further comprising at least one pair of steel wire ropes (2) with equal length, wherein one ends of the steel wire ropes (2) are used for being connected with the lifting lugs (15), and the other ends of the steel wire ropes are used for being connected with the stiffening hoops (51) of the steel reinforcement cage (5) sections.
2. The orifice fixing device for the pile foundation reinforcement cage according to claim 1, wherein the orifice supporting frame (1) comprises a plurality of connecting beams (12), the connecting beams (12) are sequentially connected end to form a closed state, a stiffening beam (13) is arranged between every two adjacent connecting beams (12) for connection, and a flat plate (14) is arranged between each two adjacent connecting beams (12) for integral connection, wherein the stiffening beam (13) is integrally connected with the adjacent connecting beams (12).
3. A pile foundation reinforcement cage aperture fixing device according to claim 2, characterized in that the connecting beams (12) are square steel members.
4. A pile foundation reinforcement cage aperture fixing device according to claim 2, characterized in that the stiffening beams (13) are square steel members or steel plate structures.
5. A pile foundation reinforcement cage aperture fixing device according to claim 1, characterized in that the aperture support bracket (1) is provided with 4 lifting lugs (15) on its inside.
6. Pile foundation reinforcement cage aperture fixation according to claim 1, wherein the ends of the wire ropes (2) are detachably connected to the reinforcement cage (5) sections or the lifting lugs (15) by U-shaped buckles (4).
7. Pile foundation reinforcement cage aperture fixation according to claim 1, wherein the ends of the steel wire ropes (2) are detachably connected with the reinforcement cage (5) segments or the lifting lugs (15) by means of hooks.
8. Pile foundation reinforcement cage aperture fixing device according to any of claims 1-7, characterized in that, the wire rope (2) is provided with a wire rope buckle (3), and the wire rope buckle (3) is used for adjusting the wire rope length.
9. Pile foundation reinforcement cage aperture fixing device according to claim 8, characterized in that the number of wire rope clips (3) is at least two, the distance a between the wire rope clips (3) is 6 times the diameter of the wire, and the length b of the wire rope clip (3) with the end of the wire returning closest to the end of the wire returning is not less than 5 times the diameter of the wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222869634.3U CN218540750U (en) | 2022-10-28 | 2022-10-28 | Pile foundation reinforcement cage orifice fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222869634.3U CN218540750U (en) | 2022-10-28 | 2022-10-28 | Pile foundation reinforcement cage orifice fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218540750U true CN218540750U (en) | 2023-02-28 |
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ID=85282961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222869634.3U Active CN218540750U (en) | 2022-10-28 | 2022-10-28 | Pile foundation reinforcement cage orifice fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218540750U (en) |
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2022
- 2022-10-28 CN CN202222869634.3U patent/CN218540750U/en active Active
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