CN218643363U - Large pile foundation reinforcement cage lowering construction device - Google Patents
Large pile foundation reinforcement cage lowering construction device Download PDFInfo
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- CN218643363U CN218643363U CN202222953953.2U CN202222953953U CN218643363U CN 218643363 U CN218643363 U CN 218643363U CN 202222953953 U CN202222953953 U CN 202222953953U CN 218643363 U CN218643363 U CN 218643363U
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Abstract
The utility model discloses a large-scale pile foundation steel reinforcement cage transfers construction equipment relates to pile foundation construction field, including the steel that is located the chassis seat on drilling platform and is located the stake hole protects a section of thick bamboo, and the steel protects and has stacked N festival steel reinforcement cage in the section of thick bamboo, and the tip welding of two adjacent festival steel reinforcement cages is in the same place, still includes M group and transfers the unit, and M group transfers the unit and sets up respectively around the chassis seat, the utility model discloses a shrink when controlling a plurality of hollow jacks drives steel strand wires and makes the steel reinforcement cage transfer, after hollow jack shrink to the certain degree, fix a position two pairs of steel strand wires through the instrument anchor, make steel strand wires and steel reinforcement cage can not the tenesmus, open instrument anchor one simultaneously, make instrument anchor one separate with steel strand wires, then make the flexible end of hollow jack can extend, can not drive the steel strand wires simultaneously and rise, extend the back at hollow jack, be connected instrument anchor one with steel strand wires to separate instrument anchor two with steel strand wires, and then repeat above-mentioned operating procedure and transfer the steel strand wires in order to the steel reinforcement cage.
Description
Technical Field
The utility model belongs to pile foundation construction field, concretely relates to large-scale pile foundation steel reinforcement cage transfers construction equipment.
Background
The reinforcement cage mainly plays a role similar to the stress of the longitudinal reinforcement of the column, and mainly plays a role of tensile strength, and the compressive strength of the concrete is high but the tensile strength is very low. The pile body concrete is restrained, so that the pile body concrete can bear certain axial tension.
At present, in the construction process of a large-diameter overlong pile foundation, a steel reinforcement cage needs to be manufactured in sections, then heavy hoisting equipment (a crane and a gantry crane) is adopted for lengthening and placing, after a single section of the steel reinforcement cage is placed in place, the steel reinforcement cage needs to be temporarily fixed, then the steel reinforcement cage is lengthened, meanwhile, a new U-shaped hoisting ring steel bar is installed on the newly welded steel reinforcement cage, the U-shaped hoisting ring steel bar is connected with a lifting hook of the hoisting equipment, and then the lengthened steel reinforcement cage is arranged under the sections by the hoisting equipment.
However, for large-diameter ultra-long pile foundations, the total weight of the reinforcement cage of a single pile foundation often reaches tens of tons, even more than one hundred tons, so that the lifting capacity of the lifting equipment cannot meet the extension and lowering requirements of the reinforcement cage of the pile foundation, and on the other hand, the U-shaped lifting ring reinforcements are welded on each section of reinforcement cage and are connected with the lifting hook of the lifting equipment again, so that the labor capacity of workers is increased, and the lowering efficiency of the reinforcement cage is influenced.
Therefore, we propose a large pile foundation reinforcement cage lowering construction device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
To present to major diameter overlength pile foundation, the steel reinforcement cage total weight of single pile foundation reaches tens of tons often, even more than hundred tons, the lifting capacity of lifting by crane equipment has been unable to satisfy pile foundation steel reinforcement cage's extension on the one hand and has transferred the requirement, and on the other hand all welds U type rings reinforcing bar on every section steel reinforcement cage to make U type rings reinforcing bar be connected with the lifting hook of lifting by crane equipment again, not only increase workman's the amount of labour, still influence the problem of the efficiency of transferring of steel reinforcement cage, the utility model provides a large-scale pile foundation steel reinforcement cage transfers construction equipment.
The utility model provides a scheme that its technical problem adopted is: the utility model provides a construction equipment is transferred to large-scale pile foundation steel reinforcement cage, protects a section of thick bamboo including the steel that is located the chassis seat on drilling platform and is located the stake hole, and the steel protects to stack in the section of thick bamboo has N sections steel reinforcement cage, and the tip welding of two adjacent sections steel reinforcement cage is in the same place.
Still include M group and transfer the unit, M group transfers the unit and sets up respectively around the base frame seat, transfer the unit and include U type seat, hollow jack, steel strand wires and connecting piece, U type seat fixed mounting is on the base frame seat, has seted up the preformed hole on the parallel both sides wall of U type seat respectively, and hollow jack installs at the top of U type seat, and its hole corresponds with the preformed hole, and hollow jack's flexible end fixed mounting has the instrument anchor that is used for fixed steel strand wires one, installs the instrument anchor two that is used for fixing a position steel strand wires in the U type seat.
The lower end of the steel strand penetrates through the first tool anchor, the hollow jack, the second tool anchor and the two preformed holes and is connected with the connecting piece, and the connecting piece is fixedly installed on the steel reinforcement cage at the lowest layer.
As an optimal technical scheme of the utility model, there is M group's stabilizer plate along fixed mounting in the base frame seat, and M group's stabilizer plate corresponds M U type seat setting, stabilizer plate and U type seat fixed connection respectively.
As the utility model discloses a preferred technical scheme, adjacent two fixed mounting has interior arc steel sheet and outer arc steel sheet between the U type seat.
As a preferred technical scheme of the utility model, vertical a plurality of reinforced rib boards of installing between interior arc steel sheet and the outer arc steel sheet.
As an optimized technical scheme of the utility model, U type seat is integrated into one piece's U shaped steel board.
As an optimal technical scheme of the utility model, U type seat is U type welding by last I-steel, lower I-steel and short I-steel and forms, and short I-steel is located between I-steel and the lower I-steel, and the length weak point of short I-steel is in last I-steel.
As a preferred technical scheme of the utility model, the connecting piece includes U type rings reinforcing bar and is used for the flat ground tackle of fixed steel strand wires lower extreme, and U type rings reinforcing bar fixed connection is on the main muscle of steel reinforcement cage, and flat ground tackle fixed mounting is at the top of U type rings reinforcing bar.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a weld the U steel on the main muscle of steel reinforcement cage of lower floor, and pass instrument anchor one with the lower extreme of steel strand wires in proper order, hollow jack, instrument anchor two, two preformed holes are connected with the flat ground tackle, shrink when through controlling a plurality of hollow jacks and drive steel strand wires and make the steel reinforcement cage transfer, after hollow jack contracts to a certain extent, fix a position two steel strand wires through the instrument anchor, make steel strand wires and steel reinforcement cage can not weigh down, open instrument anchor one simultaneously, make instrument anchor one separate with the steel strand wires, then make the flexible end of hollow jack can extend, can not drive the steel reinforcement cage simultaneously and rise, after hollow jack extension, be connected instrument anchor one with the steel strand wires, and with instrument anchor two with the steel strand wires separation, and then repeat above-mentioned operating procedure and transfer in order the steel reinforcement cage, the device can increase the quantity of hollow jack according to the tonnage of steel reinforcement cage, thereby make the device can transfer the steel reinforcement cage of different tonnages, satisfy the requirement of connecing the long pile foundation to transfer, conveniently use.
2. The utility model discloses a regard steel strand wires as pulling lifting rope, because the length of steel strand wires is greater than the length of steel reinforcement cage greatly, then when connecting a new section of steel reinforcement cage, need not to weld new U type rings reinforcing bar on a new section of steel reinforcement cage, also no longer dismantle the separation with steel strand wires and flat ground tackle, and then only need weld U type rings reinforcing bar on the steel reinforcement cage of lower floor can, thereby make and connect long the back to the steel reinforcement cage, can directly transfer, not only reduce workman's the amount of labour, the efficiency of transferring of steel reinforcement cage has still been improved.
Drawings
FIG. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
fig. 3 is a schematic top view of the base frame, the upper i-beam and the reinforcement cage of the present invention;
FIG. 4 is a schematic view of the front section structure of the upper I-shaped steel and the inner arc-shaped steel plate of the present invention;
in the figure: 1 bottom frame seat, 2U-shaped seat, 21 upper I-steel, 22 preformed holes, 23 lower I-steel, 24 short I-steel, 31 outer arc-shaped steel plate, 32 reinforcing rib plate, 33 inner arc-shaped steel plate, 4 steel reinforcement cage, 51 hollow jack, 52 tool anchor I, 6 tool anchor II, 7 steel strand, 8U-shaped hoisting ring steel bar, 9 flat anchor, 10 stabilizing plate and 11 steel protecting cylinder.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Please refer to fig. 1-4, the utility model provides a large-scale pile foundation steel reinforcement cage transfers construction equipment's technical scheme:
the first embodiment is as follows:
according to the drawings 1-4, the steel pile foundation comprises a foundation frame 1 positioned on a drilling platform and a steel pile casing 11 positioned in a pile hole, wherein N sections of reinforcement cages 4 are stacked in the steel pile casing 11, and the end parts of two adjacent sections of reinforcement cages 4 are welded together.
Still include M group and transfer the unit, transfer the quantity of unit, can adjust according to steel reinforcement cage 4's tonnage, can be three groups, four groups, five groups even more multiunit, transfer the quantity of unit in this embodiment and be four groups, its effect lies in: make the device can transfer the steel reinforcement cage 4 of different tonnages, satisfy pile foundation steel reinforcement cage 4's extension and transfer the requirement, make things convenient for the workman to use, four groups transfer the unit to set up respectively around base frame seat 1.
The lowering unit comprises a U-shaped seat 2, a hollow jack 51, a steel strand 7 and a connecting piece, the U-shaped seat 2 is an integrally formed U-shaped steel plate, the U-shaped seat 2 is fixedly installed on a base frame seat 1, four groups of stabilizing plates 10 are fixedly installed on the inner edge of the base frame seat 1, the four groups of stabilizing plates 10 correspond to the four U-shaped seats 2 respectively, the stabilizing plates 10 are fixedly connected with the U-shaped seat 2, and the connecting strength of the U-shaped seat 2 and the base frame seat 1 is increased by arranging the stabilizing plates 10 so as to guarantee the stability of the U-shaped seat 2 in the using process.
Preformed holes 22 are respectively formed in two parallel side walls of the U-shaped seat 2, the preformed holes 22 are formed through the arrangement of the preformed holes 22, the steel strands 7 can penetrate out of the preformed holes 22, the hollow jack 51 is installed at the top of the U-shaped seat 2, an inner hole of the hollow jack corresponds to the preformed holes 22, a first tool anchor 52 used for fixing the steel strands 7 is fixedly installed at the telescopic end of the hollow jack 51, a second tool anchor 6 used for positioning the steel strands 7 is installed in the U-shaped seat 2, the four steel strands 7 are driven to enable the steel strands 4 to be placed after the hollow jack 51 contracts to a certain degree through controlling the plurality of hollow jacks 51, the steel strands 7 are positioned through the second tool anchor 6, the steel strands 7 and the steel strands 4 cannot fall down, the first tool anchor 52 is opened at the same time, the first tool anchor 52 is separated from the steel strands 7, then the telescopic end of the hollow jack 51 can extend, the steel strands 4 cannot be driven to ascend, after the hollow jack 51 extends, the first tool anchor 52 is connected with the steel strands 7, the second tool anchor 6 is separated from the steel strands 7, and then the steel strands 4 are orderly.
The connecting piece comprises a U-shaped lifting ring steel bar 8 and a flat anchorage device 9 used for fixing the lower end of the steel strand 7, the U-shaped lifting ring steel bar 8 is fixedly connected to a main bar of the steel reinforcement cage 4, and the flat anchorage device 9 is fixedly installed at the top of the U-shaped lifting ring steel bar 8.
7 lower extremes of steel strand wires pass instrument anchor 52, hollow jack 51, instrument anchor two 6, two preformed holes 22 are connected with flat ground tackle 9, through being regarded as the pull lifting rope with steel strand wires 7, because the length of steel strand wires 7 is far greater than the length of steel reinforcement cage 4, then when connecting new section steel reinforcement cage 4, need not to weld new U type rings reinforcing bar 8 on new section steel reinforcement cage 4, again with steel strand wires 7 and flat ground tackle 9 dismantlement separation, and then only need weld U type rings reinforcing bar 8 on lower floor's steel reinforcement cage 4 can, thereby make and connect long the back to steel reinforcement cage 4, can directly transfer, not only reduce workman's the amount of labour, the efficiency of transferring of steel reinforcement cage 4 has still been improved.
When the device is used in detail, the utility model relates to a large-scale steel reinforcement cage 4 continuous lowering device, firstly, four U-shaped hanging ring steel bars 8 are respectively welded on the main bars of the lowest layer steel reinforcement cage 4, then, a crane is used for hoisting the steel reinforcement cage 4, and the steel reinforcement cage 4 is lowered into a steel casing 11, and the upper end of the steel reinforcement cage 4 is higher than the top end of the steel casing 11;
then, the lower end of the steel strand 7 sequentially penetrates through the first tool anchor 52, the hollow jack 51, the second tool anchor 6 and the two preformed holes 22 and is connected with the flat anchorage device 9, after the four steel strands 7 are sequentially connected in a penetrating mode, the four steel strands 7 are driven to be lowered by controlling simultaneous shrinkage of the plurality of hollow jacks 51, after the hollow jack 51 shrinks to a certain degree, the four steel strands 7 are respectively positioned through the second four tool anchors 6, and the steel strands 7 and the steel reinforcement cage 4 cannot fall down;
then, opening the first tool anchor 52 one by one, separating the first tool anchor 52 from the steel strands 7, enabling the telescopic ends of the four hollow jacks 51 to extend, and meanwhile, not driving the steel reinforcement cage 4 to ascend, connecting the first tool anchor 52 with the steel strands 7 one by one after the four hollow jacks 51 extend, respectively connecting the first tool anchor 52 with the four steel strands 7, separating the second tool anchor 6 from the four steel strands 7, and then controlling the plurality of hollow jacks 51 to contract again and drive the four steel strands 7 to lower the steel reinforcement cage 4;
and finally, after the reinforcement cage 4 is placed to a certain position, a new section of reinforcement cage 4 needs to be welded, and after the reinforcement cage 4 is lengthened, the operation steps are repeated to orderly place the reinforcement cage 4.
The second embodiment:
on the basis of the first embodiment, as shown in fig. 3 and 4, an inner arc-shaped steel plate 33 and an outer arc-shaped steel plate 31 are fixedly installed between two adjacent U-shaped seats 2, the connection strength between the two adjacent U-shaped seats 2 is increased by arranging the inner arc-shaped steel plate 33 and the outer arc-shaped steel plate 31, so that the stability of the U-shaped seats 2 in the using process is ensured, a plurality of reinforcing rib plates 32 are vertically installed between the inner arc-shaped steel plate 33 and the outer arc-shaped steel plate 31, and the inner arc-shaped steel plate 33 and the outer arc-shaped steel plate 31 can be fixedly connected together by arranging the reinforcing rib plates 32.
Example three:
on the basis of the first embodiment, as shown in fig. 1 and 3, the U-shaped seat 2 is formed by welding an upper i-beam 21, a lower i-beam 23 and a short i-beam 24 in a U shape, the short i-beam 24 is located between the upper i-beam 21 and the lower i-beam 23, the short i-beam 24 is shorter than the upper i-beam 21 in length, and the two prepared holes 22 are respectively at the web of the upper i-beam 21 and the web of the lower i-beam 23.
Claims (7)
1. The utility model provides a construction equipment is transferred to large-scale pile foundation steel reinforcement cage, protects a section of thick bamboo including the steel that is located the chassis seat on the drilling platform and is located the stake downthehole, and the steel protects to overlap in the section of thick bamboo and has N festival steel reinforcement cage, and the tip welding of two adjacent festival steel reinforcement cages is in the same place, its characterized in that: the steel strand positioning device comprises a base frame, and is characterized by further comprising M groups of lowering units, wherein the M groups of lowering units are arranged around the base frame respectively and comprise a U-shaped base, a hollow jack, a steel strand and a connecting piece, the U-shaped base is fixedly arranged on the base frame, two parallel side walls of the U-shaped base are respectively provided with a preformed hole, the hollow jack is arranged at the top of the U-shaped base, an inner hole of the hollow jack corresponds to the preformed hole, a first tool anchor for fixing the steel strand is fixedly arranged at the telescopic end of the hollow jack, and a second tool anchor for positioning the steel strand is arranged in the U-shaped base;
the lower end of the steel strand penetrates through the first tool anchor, the hollow jack, the second tool anchor and the two preformed holes and is connected with the connecting piece, and the connecting piece is fixedly installed on the steel reinforcement cage at the lowest layer.
2. The large pile foundation reinforcement cage lowering construction device according to claim 1, wherein: the inner edge of the bottom frame seat is fixedly provided with M groups of stabilizing plates, the M groups of stabilizing plates are respectively arranged corresponding to the M U-shaped seats, and the stabilizing plates are fixedly connected with the U-shaped seats.
3. The large pile foundation reinforcement cage lowering construction device according to claim 1 or 2, characterized in that: and an inner arc-shaped steel plate and an outer arc-shaped steel plate are fixedly arranged between every two adjacent U-shaped seats.
4. The large pile foundation reinforcement cage lowering construction device according to claim 3, wherein: and a plurality of reinforcing rib plates are vertically arranged between the inner arc-shaped steel plate and the outer arc-shaped steel plate.
5. The large pile foundation reinforcement cage lowering construction device according to claim 1 or 2, characterized in that: the U-shaped seat is an integrally formed U-shaped steel plate.
6. The large pile foundation reinforcement cage lowering construction device according to claim 1 or 2, characterized in that: the U-shaped seat is formed by welding an upper I-shaped steel, a lower I-shaped steel and a short I-shaped steel in a U shape, the short I-shaped steel is positioned between the upper I-shaped steel and the lower I-shaped steel, and the length of the short I-shaped steel is shorter than that of the upper I-shaped steel.
7. The large pile foundation reinforcement cage lowering construction device according to claim 1, wherein: the connecting piece comprises U-shaped lifting ring steel bars and a flat anchorage device used for fixing the lower end of the steel strand, the U-shaped lifting ring steel bars are fixedly connected to the main reinforcement of the steel reinforcement cage, and the flat anchorage device is fixedly installed at the top of the U-shaped lifting ring steel bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222953953.2U CN218643363U (en) | 2022-11-07 | 2022-11-07 | Large pile foundation reinforcement cage lowering construction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222953953.2U CN218643363U (en) | 2022-11-07 | 2022-11-07 | Large pile foundation reinforcement cage lowering construction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218643363U true CN218643363U (en) | 2023-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222953953.2U Active CN218643363U (en) | 2022-11-07 | 2022-11-07 | Large pile foundation reinforcement cage lowering construction device |
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| Country | Link |
|---|---|
| CN (1) | CN218643363U (en) |
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2022
- 2022-11-07 CN CN202222953953.2U patent/CN218643363U/en active Active
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