CN211621558U - Bored concrete pile steel reinforcement cage elevation control mounting structure - Google Patents
Bored concrete pile steel reinforcement cage elevation control mounting structure Download PDFInfo
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- CN211621558U CN211621558U CN201922327290.1U CN201922327290U CN211621558U CN 211621558 U CN211621558 U CN 211621558U CN 201922327290 U CN201922327290 U CN 201922327290U CN 211621558 U CN211621558 U CN 211621558U
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- reinforcement cage
- lead screw
- elevation control
- crossbeam
- steel reinforcement
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Abstract
The utility model relates to a bored concrete pile steel reinforcement cage elevation control mounting structure relates to the technical field of pile foundation construction, two including the symmetry set firmly on steel reinforcement cage hang the muscle, the upper end of hanging the muscle has set firmly the lead screw that stretches out the stake hole respectively, the crossbeam is passed to the upper end of lead screw, the crossbeam erects on stake hole top, the one end that the lead screw stretches out the crossbeam is twisted soon has fastening nut. The utility model has the advantages of length-adjustable, installation accuracy is high and the later stage construction of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of the technique of pile foundation construction and specifically relates to a bored concrete pile steel reinforcement cage elevation control mounting structure is related to.
Background
The cast-in-situ bored pile is formed by mechanically drilling a hole in an engineering site, placing a reinforcement cage in the hole and pouring concrete.
The existing construction of the cast-in-situ bored pile is completed on the ground when the top surface of the cast-in-situ bored pile is positioned below the ground, a negative hollow section exists between the ground and the top surface of the cast-in-situ bored pile during construction, at the moment, a hanging bar is usually welded and fixed on a reinforcement cage and is used for hoisting and fixing the reinforcement cage, however, the length of the hanging bar is generally measured by workers according to experience and is used for welding the hanging bar, the installation precision is low, although the 100mm allowable deviation required by the installation specification of the reinforcement cage can be met, when pre-embedded connecting pieces are fixedly arranged on the reinforcement cage of some cast-in-situ bored piles in advance, the requirement on the installation precision of the pre-embedded connecting pieces on the positions is high, generally 10-20mm, and therefore, the installation mode is not applicable any.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a bored concrete pile steel reinforcement cage elevation control mounting structure has height-adjustable, the high advantage of installation accuracy.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a bored concrete pile steel reinforcement cage elevation control mounting structure, sets firmly two on the steel reinforcement cage including the symmetry and hangs the muscle, the upper end of hanging the muscle sets firmly the lead screw that stretches out the stake hole respectively, the crossbeam is passed to the upper end of lead screw, the crossbeam erects on stake hole top, the lead screw stretches out the one end of crossbeam and twists soon there is fastening nut.
Through adopting above-mentioned technical scheme, through fixed the lead screw that sets up on hanging the muscle, utilize lead screw and nut cooperation to fix the steel reinforcement cage hoist and mount on the crossbeam, when the accurate position of built-in fitting on the steel reinforcement cage needs to be adjusted, through rotating the nut, the length of control lead screw to the position of accurate positioning steel reinforcement cage, the installation accuracy is higher.
The utility model discloses further set up to: the lead screw is sleeved with a base plate, and the base plate is arranged between the cross beam and the fastening nut.
Through adopting above-mentioned technical scheme, through set up the backing plate in fastening nut below, the fastening nut of being convenient for hoists the lead screw fixedly, and stability is good, has the effect of protection crossbeam simultaneously.
The utility model discloses further set up to: the lead screw and the hanging rib are welded and fixed, and double-side welding is adopted.
Through adopting above-mentioned technical scheme, connect stably, avoid when rotating fastening nut, the lead screw takes place to rotate.
The utility model discloses further set up to: the welding length of the lead screw is not less than 5 times of the diameter of the lead screw.
Through adopting above-mentioned technical scheme, guarantee the hoisting steel reinforcement cage that the lead screw can be stable.
The utility model discloses further set up to: and a transverse supporting rod is fixedly arranged between the two cross beams.
Through adopting above-mentioned technical scheme, connect the crossbeam as an organic whole, increase the overall stability of crossbeam, improve its supporting effect.
The utility model discloses further set up to: two pedals are respectively arranged at two ends of the cross beam between the two cross beams, and a lower pipe space is arranged between the two pedals.
Through adopting above-mentioned technical scheme, the pipe of concreting in the later stage can be followed the low tube space and transferred the stake downthehole, and constructor can stand and carry out work on the footboard simultaneously, and the security is high.
The utility model discloses further set up to: the hanging ribs are arranged on the outer side of the reinforcement cage and are welded and fixed with the main ribs of the reinforcement cage.
Through adopting above-mentioned technical scheme, the main muscle of steel reinforcement cage is pulled the ability reinforce, can not take place to warp under the condition of pulling, connects on the main muscle of steel reinforcement cage to can be stable with the steel reinforcement cage hoist.
To sum up, the utility model discloses a beneficial technological effect does:
1. the lead screw is fixedly arranged on the lifting rib, the steel reinforcement cage is hoisted and fixed on the cross beam by utilizing the matching of the lead screw and the nut, and when the accurate position of the embedded part on the steel reinforcement cage needs to be adjusted, the length of the lead screw is controlled by rotating the nut, so that the position of the steel reinforcement cage is accurately positioned, and the installation accuracy is higher;
2. through set up spreader bar and footboard on the crossbeam, guarantee the wholeness of crossbeam, improve the supporting effect, the footboard is convenient for later stage workman to stand and carries out work on the footboard simultaneously, and the security is higher.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, 1, hanging bars; 2. a reinforcement cage; 3. a lead screw; 4. a cross beam; 5. fastening a nut; 6. a base plate; 7. a transverse stay bar; 8. a pedal; 9. a down tube space.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a bored concrete pile steel reinforcement cage elevation control mounting structure, including two lifting tendons 1, two lifting tendons 1 set up on steel reinforcement cage 2 about the axis symmetry of steel reinforcement cage 2, lifting tendon 1 sets up in the outside of steel reinforcement cage 2 and with steel reinforcement cage 2's main muscle welded fastening. The upper end welded fastening who hangs muscle 1 is equipped with lead screw 3, lead screw 3 with hang 1 double-sided welding of muscle, increase two connection effect, lead screw and the welding length who hangs muscle 1 are not less than 5 times of lead screw 3 diameter simultaneously, guarantee the lifting steel reinforcement cage 2 that lead screw 3 can be stable, the pile hole is stretched out to lead screw 3's upper end, and the one end that stretches out the pile hole passes crossbeam 4, crossbeam 4 erects the top surface in the pile hole, it has fastening nut 5 to twist soon to stretch out the one end of crossbeam 4 at lead screw 3 and will hang muscle 1 and fix on crossbeam 4.
Through fixedly setting up lead screw 3 on hanging muscle 1, utilize lead screw 3 and nut cooperation to fix reinforcement cage 2 hoist and mount on crossbeam 4, when the accurate position of built-in fitting on reinforcement cage 2 needs to be adjusted, through rotating the nut, control lead screw 3's length to accurate positioning reinforcement cage 2's position, installation accuracy is higher.
Set up backing plate 6 between crossbeam 4 and fastening nut 5, backing plate 6 is the steel sheet, and 6 covers of backing plate are established outside lead screw 3, through set up backing plate 6 in fastening nut 5 below, and the fastening nut 5 of being convenient for hoists lead screw 3 fixedly, and stability is good, has the effect of protection crossbeam 4 simultaneously.
Further, set up horizontal stay 7 between two crossbeams 4, two horizontal stay 7 are fixed respectively at the both ends of horizontal stay 7 to connect crossbeam 4 as an organic whole, increase crossbeam 4's overall stability, improve its supporting effect.
Because steel reinforcement cage 2 is after putting the completion down, need be to stake hole cast in place concrete, therefore, for the convenience of later stage concrete's pouring, be provided with two footboards 8 respectively at the both ends of crossbeam 4 between two crossbeams 4, the fixed top surface that sets up at crossbeam 4 of footboard 8, there is low tube space 9 between two footboards 8 simultaneously, the stake hole can be transferred from low tube space 9 to later stage concreting's pipe, constructor can stand on footboard 8 and work simultaneously, and the security is high.
The implementation principle of the embodiment is as follows: the method comprises the steps of welding a hanging rib 1 on a top section steel bar keel in advance, welding and fixing a lead screw 3 on the hanging rib 1, hoisting a steel bar cage 2 into a pile hole section by section, firstly hoisting the top section steel bar cage 2 by using a crane to put the top section steel bar cage into the pile hole when the last section of the hoisting is finished, erecting a cross beam 4 at the top end of the pile hole from the upper end of the pile hole when the upper end of the lead screw 3 is close to the top surface of the pile hole, enabling the lead screw 3 to penetrate through the cross beam 4, adjusting the installation height of the steel bar cage 2 by using the crane, ensuring the installation position of an embedded part, stopping hoisting, sleeving a base plate 6 on the lead screw 3, and screwing a fixing.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. The utility model provides a bored concrete pile steel reinforcement cage elevation control mounting structure, sets firmly two on steel reinforcement cage (2) including the symmetry and hangs muscle (1), its characterized in that: the upper end of hanging muscle (1) sets firmly lead screw (3) that stretch out the stake hole respectively, crossbeam (4) are passed to the upper end of lead screw (3), crossbeam (4) erect on stake hole top, the one end that lead screw (3) stretch out crossbeam (4) is twisted soon and is had fastening nut (5).
2. The bored pile reinforcement cage elevation control installation structure of claim 1, wherein: the lead screw (3) is sleeved with a base plate (6), and the base plate (6) is arranged between the cross beam (4) and the fastening nut (5).
3. The bored pile reinforcement cage elevation control installation structure of claim 1, wherein: the lead screw (3) and the hanging rib (1) are welded and fixed, and double-side welding is adopted.
4. The bored pile reinforcement cage elevation control installation structure of claim 3, wherein: the welding length of the lead screw (3) is not less than 5 times of the diameter of the lead screw (3).
5. The bored pile reinforcement cage elevation control installation structure of claim 1, wherein: a transverse supporting rod (7) is fixedly arranged between the two cross beams (4).
6. The bored pile reinforcement cage elevation control installation structure of claim 5, wherein: two pedals (8) are respectively arranged at two ends of the cross beam (4) between the two cross beams (4), and a lower pipe space (9) is arranged between the two pedals (8).
7. The bored pile reinforcement cage elevation control installation structure of claim 1, wherein: the hanging ribs (1) are arranged on the outer side of the reinforcement cage (2) and are welded and fixed with the main ribs of the reinforcement cage (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922327290.1U CN211621558U (en) | 2019-12-21 | 2019-12-21 | Bored concrete pile steel reinforcement cage elevation control mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922327290.1U CN211621558U (en) | 2019-12-21 | 2019-12-21 | Bored concrete pile steel reinforcement cage elevation control mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211621558U true CN211621558U (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922327290.1U Active CN211621558U (en) | 2019-12-21 | 2019-12-21 | Bored concrete pile steel reinforcement cage elevation control mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211621558U (en) |
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2019
- 2019-12-21 CN CN201922327290.1U patent/CN211621558U/en active Active
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