CN216787105U - Operation platform of pile foundation - Google Patents
Operation platform of pile foundation Download PDFInfo
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- CN216787105U CN216787105U CN202122985796.9U CN202122985796U CN216787105U CN 216787105 U CN216787105 U CN 216787105U CN 202122985796 U CN202122985796 U CN 202122985796U CN 216787105 U CN216787105 U CN 216787105U
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- pile foundation
- bearing frame
- reinforcement cage
- frame
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Abstract
The utility model relates to the technical field of pile foundation construction, and discloses a pile foundation operation platform which comprises a bearing frame and supporting rods, wherein the bearing frame is annularly provided with a plurality of through holes, the supporting rods are arranged in the through holes in a sliding mode, a reinforcement cage passes through the inside of the bearing frame, and the supporting rods are used for hanging the reinforcement cage. According to the pile foundation operation platform, the combination of the bearing frame and the supporting rod replaces the shoulder pole beam to serve as a temporary fixing point, the used supporting rod is easy to pull out, a reinforcement cage is convenient to position, the supporting rod is not easy to fall into a pile foundation to hinder the reinforcement cage from being placed downwards, the stability of the supporting rod is good, the reinforcement cage can be prevented from being deviated after being positioned, and the pile foundation operation platform is particularly suitable for pile foundation construction with a large pile diameter.
Description
Technical Field
The utility model relates to the technical field of pile foundation construction, in particular to a pile foundation operation platform.
Background
In the construction of the existing bridge pile foundation, a carrying pole beam is usually placed at a pile opening to serve as a temporary fixing point for placing a reinforcement cage, the carrying pole beam is a channel steel or I-shaped steel which penetrates through the pile opening and is long, round steel is adopted as a lifting rib after the reinforcement cage is positioned, one end of the lifting rib is welded and fixed with the reinforcement cage, and the other end of the lifting rib is bent into a hook and is hung on the carrying pole beam to be fixed.
In the construction of a pile foundation with a large pile diameter, the diameter of the steel reinforcement cage is large, the weight is heavy, a needed carrying pole beam is heavy, the carrying pole beam is hard to pull and pull, and the steel reinforcement cage is difficult to position; need use the concrete pipe to pour after the steel reinforcement cage installation, current concrete pipe generally is fixed through support frame cooperation upset clamping piece, and the workman need walk on the support frame in the installation, to the pile foundation construction of big pile footpath, has the workman and easily falls into the potential safety hazard in the pile foundation on the support frame.
SUMMERY OF THE UTILITY MODEL
The utility model aims to: the carrying pole roof beam to pile foundation use among the prior art, be applied to in the pile foundation of big pile footpath, it is hard to have the extraction, be unfavorable for the steel reinforcement cage location, and easily fall into the transfer that hinders the steel reinforcement cage in the pile foundation, and poor stability, the problem that the steel reinforcement cage probably squints, an operation platform of pile foundation is provided, replace the carrying pole roof beam as interim fixed point, the bracing piece of use easily extracts, be convenient for fix a position the steel reinforcement cage, and be difficult for falling into the transfer that hinders the steel reinforcement cage in the pile foundation, the stability of bracing piece is good, can avoid taking place the skew after the steel reinforcement cage location, be particularly useful for in the pile foundation construction of big pile footpath.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides an operation platform of pile foundation, includes bearing frame and bracing piece, the bearing frame encircles and is equipped with a plurality of through-holes, the bracing piece slides and locates in the through-hole, the inside of bearing frame is used for the steel reinforcement cage to pass through, the bracing piece is used for hanging the steel reinforcement cage.
The bearing frame is placed above the pile foundation, the hollow sectional area in the bearing frame is larger than that of the steel reinforcement cage, so that the steel reinforcement cage can be hung into the pile foundation through the hollow area of the bearing frame, after the hanging ribs are welded and fixed with the steel reinforcement cage, one end of the supporting rod extends into the pile foundation, the hanging ribs are hung on the supporting rod, and the other end of the supporting rod is abutted against the bearing frame in the through hole, so that the steel reinforcement cage is hung;
the supporting rods are arranged on the inner periphery of the bearing frame in an annular mode through the plurality of through holes, the supporting rods can bear the gravity of the reinforcement cage without penetrating through pile openings to be placed, the length of each supporting rod can be far smaller than that of an existing single carrying pole beam, the pile diameter of a pile foundation is larger, the reduced difference is larger, and therefore the weight of each supporting rod is correspondingly reduced and then the supporting rods are easy to pull and control, hands cannot fall off due to too large weight in the pulling process, and the supporting rods cannot fall into the pile foundation easily to hinder the steel reinforcement cage from being placed; the supporting rods can suspend the reinforcement cage from multiple directions, so that the position of the reinforcement cage in the pile foundation can be adjusted from multiple directions, and the positioning operation of the reinforcement cage is facilitated;
furthermore, because the through-hole has certain horizontal limiting effect, for directly placing the shoulder pole roof beam that does not have horizontal restraint at the stake mouth, the bracing piece can not take place horizontal deflection or horizontal deflection volume is less, then the stability of bracing piece is better, can avoid taking place the skew after the steel reinforcement cage location.
According to the pile foundation operation platform, the combination of the bearing frame and the supporting rod replaces a shoulder pole beam to serve as a temporary fixing point, the used supporting rod is easy to pull out, a reinforcement cage is convenient to position, the supporting rod is not easy to fall into a pile foundation to hinder the lowering of the reinforcement cage, the stability of the supporting rod is good, the reinforcement cage can be prevented from being deviated after being positioned, and the pile foundation operation platform is particularly suitable for pile foundation construction with a large pile diameter.
Preferably, the bearing frame is square, the inside of bearing frame can hold the stake mouth, the through-hole is seted up in the central point of four sides and is put.
Because the stake mouth of pile foundation is circular, square usually bearing frame simple manufacture, hollow sectional area is greater than the stake mouth area in the bearing frame, is convenient for place the bearing frame in ground, avoids the pile foundation or protects a section of thick bamboo and bear the pressure of steel reinforcement cage and bearing frame, and works as when the length of side of bearing frame is equivalent with the aperture of stake mouth, the material of bearing frame is comparatively saved, has controlled construction cost, the position of seting up of through-hole then evenly distributed is in four directions of stake mouth, is convenient for pull out the bracing piece is adjusted the horizontal position of steel reinforcement cage, has simplified the positioning operation of steel reinforcement cage.
Preferably, four corners of the bearing frame are provided with reinforcing ribs.
The through hole in the middle of the side edge of the bearing frame is a main stress position, and the reinforcing ribs are additionally arranged to effectively improve the bending resistance of the side edge of the bearing frame and avoid the side edge of the bearing frame from arching and deforming.
Preferably, reinforcing plates are arranged around the through holes.
When the bracing piece bears the gravity of steel reinforcement cage, the bearing frame through-hole department is as the stress point, the reinforcing plate can effectively prevent the through-hole takes place deformation.
Preferably, the cross section of the through hole is adapted to the cross section of the support rod.
The through hole can retrain completely in horizontal direction and vertical direction the bracing piece avoids the bracing piece takes place horizontal migration or vertical skew, and then has improved the stability of bracing piece makes difficult the skew after the steel reinforcement cage location.
Preferably, both ends of the supporting rod are fixed with a first limiting part, and the first limiting part can limit the supporting rod to pass through the through hole.
The first limiting parts at the two ends of the supporting rod prevent the supporting rod from slipping out of the through hole, so that the supporting rod is prevented from falling into a pile foundation.
Preferably, the first limiting part is a cross rod, and the cross rod is perpendicular to the supporting rod.
The cross rod can limit the support rod to slide out of the through hole and can also be used as a handle, so that the support rod can be conveniently pulled and pulled.
Preferably, the support rod is provided with a second limiting part or a second limiting groove, and the second limiting part or the second limiting groove is used for limiting the sliding of the hanging rib.
The hanging rib is usually bent to be hung on the support rod through a hook, the hook is hung in the limit groove, or two pairs of hooks are horizontally constrained through the limit part, the hanging rib is prevented from sliding on the support rod, and the stability of temporary fixation of the reinforcement cage is improved.
Preferably, the guide pipe support frame is detachably fixed above the bearing frame, guard rails are arranged around the guide pipe support frame in a surrounding mode, and the guard rails can cover gaps between the guide pipe support frame and the bearing frame.
Can dismantle fixedly the pipe support frame can be according to the construction needs, nimble installation or dismantlement the pipe support frame has guaranteed during fixed use the stability of pipe support frame, and the workman can walk and operate on the rail guard the pipe support frame has avoided the potential safety hazard of workman landing to in the pile foundation.
Preferably, the conduit support frame is fixed with the bearing frame through a U-shaped bolt.
The U-shaped bolt is convenient for combining and fixing the two frame structures, and is flexible to operate and convenient to detach.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
1. according to the pile foundation operation platform, the combination of the bearing frame and the supporting rod replaces the shoulder pole beam to serve as a temporary fixing point, the used supporting rod is easy to pull out, a reinforcement cage is convenient to position, the supporting rod is not easy to fall into a pile foundation to hinder the lowering of the reinforcement cage, the stability of the supporting rod is good, the reinforcement cage can be prevented from being deviated after being positioned, and the pile foundation operation platform is particularly suitable for pile foundation construction with a large pile diameter;
2. through the design of the positions of the square frame and the through hole, the bearing frame is convenient to place on the ground, the pile foundation or the pile casing is prevented from bearing the pressure of the reinforcement cage and the bearing frame, the material consumption of the bearing frame is saved, the construction cost is controlled, the support rod is convenient to pull out to adjust the horizontal position of the reinforcement cage, and the positioning operation of the reinforcement cage is simplified;
3. through the cross section limitation of the through hole and the design of the first limiting piece, the supporting rod can be completely restrained in the horizontal direction and the vertical direction, the supporting rod is prevented from slipping out of the through hole, the stability of the supporting rod is improved, the supporting rod is prevented from falling into a pile foundation, and the steel reinforcement cage is not easy to shift after being positioned;
4. by the design of the reinforcing ribs, the bending resistance of the side edge of the bearing frame can be effectively improved, and the side edge of the bearing frame is prevented from arching and deforming;
5. the pile foundation operation platform provided by the utility model can be convenient for constructors to install the reinforcement cage, is simple to operate, greatly improves the efficiency of lowering and connecting the reinforcement cage, ensures the safety in the concrete pouring process, and has great practicability in pile foundation construction of a large pile diameter.
Drawings
Fig. 1 is a schematic structural diagram of a work platform of a pile foundation according to embodiment 1;
FIG. 2 is a schematic side view of the load-bearing frame of example 1;
FIG. 3 is a schematic view of the reinforcement cage suspension of example 1;
FIG. 4 is a schematic structural view of the catheter support stand of example 1;
FIG. 5 is a schematic structural view of the fixing of the bearing frame and the catheter support frame in the embodiment 1;
the labels in the figure are: 1-bearing frame, 2-support rod, 3-through hole, 4-reinforcing rib, 5-limiting part I, 6-conduit support frame, 7-protective fence, 8-pile foundation, 9-reinforcement cage and 10-hanging rib.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings.
For the purpose of making the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are only for the purpose of explaining the present invention and are not intended to limit the present invention.
Example 1
As shown in fig. 1, the pile foundation working platform of the present invention includes a bearing frame 1 and a support rod 2, the bearing frame 1 is provided with a plurality of through holes 3, the support rod 2 is slidably disposed in the through holes 3, a reinforcement cage 9 is disposed inside the bearing frame 1, and the support rod 2 is used for suspending the reinforcement cage 9.
In this embodiment, the bearing frame 1 is a square frame made of rectangular steel pipes, the side lengths of four sides of the bearing frame 1 are equal to the outer diameter of a pile foundation 8, and the plurality of through holes 3 are annularly formed, namely the through holes 3 are formed around the bearing frame 1, as shown in fig. 2, the rectangular through holes 3 are formed in the square frame, namely the center positions of the four sides, the reinforcing plates are welded around the rectangular through holes 3, especially the reinforcing plates above the through holes 3 need to ensure sufficient strength, and the reinforcing ribs 4 inclined at 45 degrees are welded at four corners of the bearing frame 1;
the supporting rods 2 are arranged in the four rectangular through holes 3, the supporting rods 2 are also rectangular steel pipes, the sectional areas of the supporting rods 2 are matched with the sectional areas of the through holes 3, namely the supporting rods 2 only slide in the through holes 3, the horizontal and vertical directions of the supporting rods 2 are both restricted by the through holes 3, the length of each supporting rod 2 is about half of the radius of a pile foundation 8, limiting parts I5 are welded at two ends of each supporting rod 2, each limiting part I5 is a transverse rod, each transverse rod is a section of steel pipe perpendicular to the corresponding supporting rod 2, and the length of each transverse rod is larger than the side length of each through hole 3;
as shown in fig. 4-5, a conduit support frame 6 is further fixed on the bearing frame 1 through U-shaped bolts, guard rails 7 are circumferentially arranged around the conduit support frame 6, a total coverage area formed by the conduit support frame 6 and the guard rails 7 is equivalent to a sectional area of the square bearing frame 1, that is, an edge of the guard rail 7 is approximately aligned with an edge of the bearing frame 1, and the guard rails 7 can cover a gap between the conduit support frame 6 and the square bearing frame 1, so as to ensure construction safety;
preferably, the combined structure of the catheter support frame 6 and the guard rail 7 can be divided into three sections, the three sections are connected through hinges, so that the three sections can be folded into the area of one section for storage, and two turnover clamping pieces connected through hinges are arranged at the center of the middle section and used for fixing the catheter;
when the pile foundation support frame is used specifically, the guide pipe support frame 6 is not installed on the bearing frame 1, the bearing frame 1 is hoisted to the ground or a cushion bag is placed on the ground after the ground around the pile opening is leveled and compacted, the cushion bag can be a sand bag, the leveled ground or the cushion bag enables the support rods 2 to be located on the upper surface of the pile opening of the pile foundation 8, the centroid of the bearing frame 1 is overlapped and aligned with the circle center of the pile opening, and the cross rods are held by hands to draw the four support rods 2 to the outermost side;
then, as shown in fig. 3, the reinforcement cage 9 is lowered into the pile foundation 8, the four support rods 2 are pushed to a proper position towards the interior of the pile foundation 8, one end of each of the four lifting ribs 10 is welded and fixed with the reinforcement cage 9, the other ends of the four lifting ribs 10 are respectively hung on the four support rods 2, the reinforcement cage 9 is temporarily fixed by the four support rods 2, if the reinforcement cage 9 needs to be positioned, the reinforcement cage 9 is temporarily lifted, the lengths of the four support rods 2 extending into the pile foundation 8 can be manually and respectively adjusted in a sliding manner, and further the horizontal position of the reinforcement cage 9 in the pile foundation 8 is adjusted;
and finally, hoisting and unfolding the conduit support frame 6 and spreading the conduit support frame on the upper surface of the bearing frame 1, adjusting the position to enable the protective guard 7 to completely cover the gap between the conduit support frame 6 and the square bearing frame 1, fixing the conduit support frame 6 and the bearing frame 1 by using U-shaped bolts, hoisting and lowering the conduit, installing a hopper and pouring concrete, and completing the rapid construction of the pile foundation 8.
As a preferred scheme, a limit groove can be formed at one end of the support rod 2 close to the inner side of the bearing frame 1, and the hanging ribs 10 can be hung in the limit groove when the reinforcement cage 9 is hung and fixed;
or the upper surface of the support rod 2 is welded with a second limiting part which is composed of two short steel bars, the interval is vertically welded on the support rod 2, and the hanging bar 10 is hung between the two short steel bars.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the utility model, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.
Claims (10)
1. The utility model provides an operation platform of pile foundation, its characterized in that, includes bearing frame (1) and bracing piece (2), bearing frame (1) encircles and is equipped with a plurality of through-holes (3), bracing piece (2) slide to be located in through-hole (3), the inside of bearing frame (1) is used for steel reinforcement cage (9) to pass through, bracing piece (2) are used for hanging steel reinforcement cage (9).
2. The pile foundation work platform according to claim 1, wherein the bearing frame (1) is a square frame, the inside of the bearing frame (1) can accommodate pile openings, and the through hole (3) is arranged in the center of four sides.
3. A pile foundation work platform according to claim 2, wherein the four corners of the bearing frame (1) are provided with reinforcing ribs (4).
4. A pile foundation work platform according to claim 2, wherein the through hole (3) is provided with reinforcement plates around.
5. A work platform for a pile foundation according to claim 1, characterised in that the cross-section of the through-hole (3) is adapted to the cross-section of the support bar (2).
6. The pile foundation work platform of claim 1, wherein the two ends of the support rod (2) are fixed with a first limiting member (5), and the first limiting member (5) can limit the support rod (2) to pass through the through hole (3).
7. A work platform for a pile foundation according to claim 6, wherein the first retaining member (5) is a cross bar, and the cross bar is perpendicular to the support bar (2).
8. The pile foundation work platform of claim 1, wherein the support rod (2) is provided with a second limiting part or a second limiting groove, and the second limiting part or the second limiting groove is used for limiting the sliding of the lifting rib (10).
9. The work platform for the pile foundation according to any one of claims 1 to 8, further comprising a pipe support frame (6), wherein the pipe support frame (6) is detachably fixed above the bearing frame (1), guard rails (7) are arranged around the pipe support frame (6), and the guard rails (7) can cover a gap between the pipe support frame (6) and the bearing frame (1).
10. A work platform for a pile foundation according to claim 9, characterised in that the pipe support frame (6) is secured to the load bearing frame (1) by U-bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122985796.9U CN216787105U (en) | 2021-11-30 | 2021-11-30 | Operation platform of pile foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122985796.9U CN216787105U (en) | 2021-11-30 | 2021-11-30 | Operation platform of pile foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216787105U true CN216787105U (en) | 2022-06-21 |
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ID=82004354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122985796.9U Active CN216787105U (en) | 2021-11-30 | 2021-11-30 | Operation platform of pile foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216787105U (en) |
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2021
- 2021-11-30 CN CN202122985796.9U patent/CN216787105U/en active Active
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