CN219930981U - Positioning device for lowering bridge pile foundation reinforcement cage - Google Patents
Positioning device for lowering bridge pile foundation reinforcement cage Download PDFInfo
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- CN219930981U CN219930981U CN202321181731.1U CN202321181731U CN219930981U CN 219930981 U CN219930981 U CN 219930981U CN 202321181731 U CN202321181731 U CN 202321181731U CN 219930981 U CN219930981 U CN 219930981U
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- reinforcement cage
- steel ring
- cross arm
- fixedly connected
- positioning sleeve
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- 230000002787 reinforcement Effects 0.000 title claims abstract description 119
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 91
- 239000010959 steel Substances 0.000 claims abstract description 91
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 abstract description 16
- 238000009434 installation Methods 0.000 abstract description 10
- 238000010276 construction Methods 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model discloses a positioning device for lowering a bridge pile foundation reinforcement cage, which comprises a steel ring and a plurality of telescopic mechanisms; the telescopic mechanism comprises a positioning sleeve, a cross arm rod, a screw rod, a U-shaped fixing frame and a sliding block; the positioning sleeve penetrates through the steel ring along the radial direction of the steel ring and is in sliding connection with the steel ring; the inner side of the positioning sleeve is sleeved with a cross arm rod and is in sliding connection with the outer side of the cross arm rod; the U-shaped fixing frame is fixedly connected with the top surface of the steel ring; two ends of the screw rod are respectively and rotatably connected with two ends of the U-shaped fixing frame; the screw rod penetrates through the sliding block and is in threaded connection with the sliding block, and the sliding block is fixedly connected with the positioning sleeve. The utility model realizes that the installation position of the reinforcement cage can be positioned in advance, so that the reinforcement cage can be positioned effectively in the process of lowering, the reinforcement cage is prevented from shaking in the horizontal direction, the center of the reinforcement cage is overlapped with the center of the pile hole after the reinforcement cage is lowered, the position of the reinforcement cage is not required to be adjusted again, the labor intensity of workers is reduced, and the installation efficiency of the reinforcement cage is improved.
Description
Technical Field
The utility model relates to the technical field of bridge pile foundation construction, in particular to a positioning device for lowering a reinforcement cage of a bridge pile foundation.
Background
In road bridge engineering construction, bridge pile foundation belongs to a hidden engineering and is an important component of bridge engineering, a plurality of unpredictable factors exist in the construction process, the quality of the bridge pile foundation directly influences the engineering quality of the whole bridge, the bridge pile foundation firstly needs to be subjected to underground pore-forming excavation, the pore-forming excavation form mainly comprises mechanical pore-forming and manual pore-digging piles, and the construction steps comprise: construction preparation, measurement lofting, pile casing burying, hole pile pore forming, reinforcement cage placement, concrete pouring, pile forming detection and the like, wherein a concrete protection layer is needed on the periphery of the reinforcement cage in a pile hole, and concrete must be poured after the position of the reinforcement cage is determined.
In the prior art, when the reinforcement cage is placed, the hoisting mode is adopted for lowering and installing, namely, a first section of reinforcement cage is hoisted and then lowered to the hole opening position of a pile hole, then a horizontal cross arm is used for inserting the top end of the first section of reinforcement cage, the top end of the first section of reinforcement cage is transversely supported at the hole opening for temporary support, then a second section of reinforcement cage is hoisted to the position right above the first section of reinforcement cage, the top end of the first section of reinforcement cage and the bottom end of the second section of reinforcement cage are connected through a sleeve, then the cross arm is removed, the two sections of reinforcement cages which are connected are integrally hoisted for lowering, so that the top end of the second section of reinforcement cage reaches the hole opening position of the pile hole, the cross arm is inserted into the top end of the second section of reinforcement cage again, the two sections of reinforcement cages are temporarily supported at the hole opening, and each subsequent section of reinforcement cage is installed according to the same method until all reinforcement cages are connected and lowered into the pile hole; however, in the prior art, in the process of lifting and lowering the reinforcement cage, since the outer diameter of the reinforcement cage is smaller than the inner diameter of the pile hole, the reinforcement cage can shake in the horizontal direction in the process of lowering, if the shaking force is too large, the reinforcement cage is easy to deform, the reinforcement cage needs to be adjusted to the center position of the pile hole after the reinforcement cage is lowered, and since the reinforcement cage after the reinforcement cage is lowered is all connected into a whole, the position of the reinforcement cage is adjusted again, so that the labor intensity of workers is increased, and the installation efficiency of the reinforcement cage is reduced.
Disclosure of Invention
According to the positioning device for lowering the pile foundation reinforcement cage, the problem that in the prior art, the reinforcement cage can shake horizontally in the lowering process, the reinforcement cage is easy to deform, the reinforcement cage is required to be adjusted to the center position of a pile hole after the lowering is completed, the position of the reinforcement cage is more laborious to adjust again, the labor intensity of workers is increased, the efficiency of reinforcement cage installation is reduced, the positioning of the reinforcement cage installation is achieved in advance, the reinforcement cage can be effectively positioned in the lowering process, the reinforcement cage is prevented from shaking horizontally, the center of the reinforcement cage is not required to be adjusted again after the lowering of the reinforcement cage is completed, the labor intensity of workers is reduced, and the installation efficiency of the reinforcement cage is improved.
The utility model provides a positioning device for lowering a bridge pile foundation reinforcement cage, which comprises a steel ring and a plurality of telescopic mechanisms, wherein the telescopic mechanisms are annularly arranged at the outer side of the steel ring relative to the axial lead of the steel ring; the telescopic mechanism comprises a positioning sleeve, a cross arm rod, a screw rod, a U-shaped fixing frame and a sliding block; the positioning sleeve penetrates through the steel ring along the radial direction of the steel ring and is connected with the steel ring in a sliding manner; the inner side of the positioning sleeve is sleeved with the cross arm rod and is in sliding connection with the outer side of the cross arm rod; the U-shaped fixing frame is positioned above the positioning sleeve and is fixedly connected with the top surface of the steel ring; the two ends of the screw rod are respectively communicated with the two ends of the U-shaped fixing frame and are respectively connected with the two ends of the U-shaped fixing frame in a rotating way; the screw rod penetrates through the sliding block and is in threaded connection with the sliding block, and the bottom end of the sliding block is fixedly connected with the top surface of the positioning sleeve.
In one possible implementation mode, the end part of the positioning sleeve extending into the steel ring is fixedly connected with an arc-shaped sliding plate; the arc-shaped sliding plate is provided with a through hole, and the end part of the cross arm rod extending into the steel ring can pass through the through hole; the arced surface of the arc-shaped sliding plate can be attached to the outer side of the reinforcement cage and can be in sliding connection with the outer side of the reinforcement cage.
In one possible implementation manner, one end of the screw rod is fixedly connected with a rotary table, and the outer side of the rotary table is fixedly connected with a rocking handle.
In one possible implementation manner, a handle is fixedly connected to the end part of the cross arm rod, and a clamping block is fixedly connected to the outer side of the end part of the cross arm rod; the end face of the locating sleeve is provided with a groove, the inner side of the locating sleeve is provided with an annular groove, the groove is communicated with the annular groove, and the clamping block can penetrate through the groove and can be clamped in the annular groove.
In one possible implementation manner, the bottom surface of the U-shaped fixing frame is fixedly connected with a supporting plate, and the supporting plate is fixedly connected with the outer side of the steel ring.
One or more technical schemes provided by the utility model have at least the following technical effects or advantages:
according to the utility model, the steel ring and the telescopic mechanisms are adopted, and the telescopic mechanisms are annularly arranged at the outer side of the steel ring relative to the axial lead of the steel ring; the telescopic mechanism comprises a locating sleeve, a cross arm rod, a screw rod, a U-shaped fixing frame and a sliding block, the sliding block and the locating sleeve can be driven to move integrally along the axial direction of the screw rod through rotating the screw rod, so that the end part of the locating sleeve can gradually extend into the steel ring, the length of the locating sleeve which needs to extend into the inner side of the steel ring can be calculated through measuring the outer diameter of the steel ring and the outer diameter of the steel bar cage in advance, and therefore the position of the locating sleeve which needs to extend into the steel ring can be determined in advance through rotating the screw rod, the space formed by the end parts of the locating sleeves which extend into the steel ring is the space of the steel bar cage which needs to be placed down, and then when the steel bar cage is hoisted and placed down, the end parts which can extend into the steel ring can be accurately positioned through the locating sleeves, so that the steel bar cage can be prevented from shaking in the horizontal direction in the downward process, when the end part of the steel bar cage is placed down to the hole of a pile hole needs to be temporarily supported, the end part of the cross arm rod extends out of the steel ring and can be transversely inserted into the section cage, and the whole steel bar cage can be conveniently pulled out of the hole, and the steel bar cage can be conveniently placed down in the position of the hole of the steel bar cage when the whole pile cage is not needed to be lifted down; effectively solved among the prior art the steel reinforcement cage can produce horizontal direction's rocking at the in-process of transferring, make the steel reinforcement cage warp easily, the steel reinforcement cage need follow-up with the steel reinforcement cage adjustment to the central point of stake hole after transferring, the position of readjusting the steel reinforcement cage can be more laborious, workman's intensity of labour has been increased, the technical problem of the efficiency of steel reinforcement cage installation has been reduced, the position that can fix a position the steel reinforcement cage in advance has been realized, make the steel reinforcement cage can carry out effective positioning at the in-process of transferring, avoid the steel reinforcement cage to take place horizontal direction's rocking, the center of steel reinforcement cage and the center of stake hole have coincided after the steel reinforcement cage transfer is accomplished, do not need to adjust the position of steel reinforcement cage once more, workman's intensity of labour has been reduced, the installation effectiveness of steel reinforcement cage has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments of the present utility model or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is an isometric view of a bridge pile foundation reinforcement cage lowering and positioning device according to an embodiment of the present utility model;
FIG. 2 is an enlarged view of a portion of area A of FIG. 1;
FIG. 3 is a partial isometric view of an end of a cross arm bar provided in an embodiment of the present utility model;
fig. 4 is an isometric view of a cross arm bar, a locating sleeve, and an arcuate skateboard provided by an embodiment of the present utility model.
Reference numerals: 1-a steel ring; 2-a telescopic mechanism; 21-positioning sleeve; 22-cross arm bar; 221-handle; 222-clamping blocks; 223-groove; 224-annular groove; 23-screw rod; 231-a turntable; 232-crank; 24-U-shaped fixing frame; 25-sliding blocks; 3-arc-shaped sliding plates; 31-through openings; 4-reinforcement cage; 5-supporting plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the embodiments of the present utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.
Referring to fig. 1-4, the positioning device for lowering a bridge pile foundation reinforcement cage provided by the embodiment of the utility model comprises a steel ring 1 and a plurality of telescopic mechanisms 2, wherein the telescopic mechanisms 2 are annularly arranged at the outer side of the steel ring 1 about the axial lead of the steel ring 1; the telescopic mechanism 2 comprises a positioning sleeve 21, a cross arm rod 22, a screw rod 23, a U-shaped fixing frame 24 and a sliding block 25; the positioning sleeve 21 penetrates through the steel ring 1 along the radial direction of the steel ring 1 and is in sliding connection with the steel ring 1; the inner side of the positioning sleeve 21 is sleeved with a cross arm rod 22 and is in sliding connection with the outer side of the cross arm rod 22; the U-shaped fixing frame 24 is positioned above the positioning sleeve 21 and is fixedly connected with the top surface of the steel ring 1; both ends of the screw rod 23 respectively penetrate through both ends of the U-shaped fixing frame 24 and are respectively connected with both ends of the U-shaped fixing frame 24 in a rotating way; the screw rod 23 penetrates through the sliding block 25 and is in threaded connection with the sliding block 25, and the bottom end of the sliding block 25 is fixedly connected with the top surface of the positioning sleeve 21. In the embodiment of the utility model, the positioning sleeve 21 is of a cuboid structure, a circular slideway is arranged in the center of the positioning sleeve 21 in a penetrating way, the positioning sleeve 21 can slide relative to the steel ring 1 along the radial direction of the steel ring 1, the cross arm rod 22 is positioned in the circular slideway, the cross arm rod 22 can slide relative to the positioning sleeve 21 along the radial direction of the steel ring 1, the U-shaped fixing frame 24 is welded on the top surface of the steel ring 1, and the sliding block 25 and the top surface of the positioning sleeve 21 are welded into a whole; before the reinforcement cage 4 is put down, the external diameter of the steel ring 1 and the external diameter of the reinforcement cage 4 are measured in advance, thereby the length of the positioning sleeve 21 stretching into the steel ring 1 can be calculated, and therefore, the position of the positioning sleeve 21 stretching into the steel ring 1 is determined in advance through rotating the screw rod 23, and therefore, the space formed by the end parts of the plurality of positioning sleeves 21 stretching into the steel ring 1 is the space where the reinforcement cage 4 needs to be put down, the reinforcement cage 4 can be accurately positioned through the end parts of the plurality of positioning sleeves 21 stretching into the steel ring 1 when being hoisted down, the reinforcement cage 4 is prevented from shaking in the horizontal direction in the lowering process, when the position of the orifice of a section of reinforcement cage 4 needs to be temporarily supported, the end parts of the cross arm rod 22 stretch out from the end parts of the positioning sleeve 21 into the steel ring 1, and can be transversely inserted into the reinforcement cage 4, the space formed by the end parts of the plurality of cross arm rods 22 can be temporarily supported at the orifice of the pile hole, the reinforcement cage 4 can be accurately positioned through the end parts of the plurality of cross arm rods, the reinforcement cage 4 can be conveniently adjusted in the vertical direction of the pile hole 4 when the two sections of reinforcement cage 4 are connected, the reinforcement cage 4 need not to be lowered, the reinforcement cage 4 need to be lowered down, and the reinforcement cage 4 need to be conveniently adjusted in the horizontal direction after the positioning cage 4 is required to be lowered, and the position of the reinforcement cage 4 needs to be adjusted in the horizontal direction and the horizontal direction is not to be lowered down in the horizontal to be adjusted.
Referring to fig. 1 and 4, the end part of the positioning sleeve 21 extending into the steel ring 1 is fixedly connected with an arc-shaped sliding plate 3; the arc-shaped sliding plate 3 is provided with a through hole 31, and the end part of the cross arm rod 22 extending into the steel ring 1 can pass through the through hole 31; the arced surface of the arc-shaped sliding plate 3 can be attached to the outer side of the reinforcement cage 4 and can be in sliding connection with the outer side of the reinforcement cage 4. According to the embodiment of the utility model, the arc-shaped sliding plate 3 is further arranged, the arc-shaped surface of the arc-shaped sliding plate 3 is attached to the outer side of the reinforcement cage 4, so that the reinforcement cage 4 can slide along the arc-shaped surface of the arc-shaped sliding plate 3 in the process of lowering the reinforcement cage 4, the reinforcement cage 4 can be better positioned, the contact area between the arc-shaped sliding plate 3 and the outer side of the reinforcement cage 4 is increased relative to the positioning sleeve 21, and the reinforcement cage 4 can be better positioned in the process of lowering.
Referring to fig. 1, one end of the screw rod 23 is fixedly connected with a turntable 231, and the outside of the turntable 231 is fixedly connected with a crank 232. In the embodiment of the utility model, the turntable 231 and the rocking handle 232 are further arranged at the end part of the screw rod 23, and the screw rod 23 can be conveniently rotated by manually rotating the rocking handle 232.
Referring to fig. 2 and 3, a handle 221 is fixedly connected to an end of the cross arm bar 22, and a clamping block 222 is fixedly connected to an outer side of the end of the cross arm bar 22; the end face of the locating sleeve 21 is provided with a groove 223, the inner side of the locating sleeve 21 is provided with an annular groove 224, the groove 223 is communicated with the annular groove 224, and the clamping block 222 can penetrate through the groove 223 and can be clamped in the annular groove 224. According to the embodiment of the utility model, two clamping blocks 222 are arranged, two grooves 223 are correspondingly arranged, when the reinforcement cage 4 is required to be temporarily supported at the orifice of the pile hole, the handle 221 is manually pushed, so that the cross arm rod 22 moves towards the inside of the positioning sleeve 21 along the radial direction of the steel ring 1, the end part of the cross arm rod 22 extending into the steel ring 1 extends out of the inside of the positioning sleeve 21 and is inserted into the reinforcement cage 4, meanwhile, the clamping blocks 222 at the end part of the cross arm rod 22 penetrate into the grooves 223 and enter into the annular grooves 224, then, the handle 221 is manually rotated to drive the cross arm rod 22 and the clamping blocks 222 to synchronously rotate, so that the clamping blocks 222 are staggered with the grooves 223, the cross arm rod 22 can be clamped in the annular grooves 224, the limit is carried out in the axial direction of the cross arm rod 22, the cross arm rod 22 is prevented from unintentionally sliding in the positioning sleeve 21, and the reinforcement cage 4 can be safely temporarily supported through the cross arm rod 22.
Referring to fig. 1, a support plate 5 is fixedly connected to the bottom surface of the u-shaped fixing frame 24, and the support plate 5 is fixedly connected to the outer side of the steel ring 1. In the embodiment of the utility model, the support plate 5 is further arranged, the support plate 5 is of a triangular structure, and the fixing and supporting of the U-shaped fixing frame 24 can be further enhanced by arranging the support plate 5.
The working principle of the bridge pile foundation reinforcement cage lowering and positioning device provided by the embodiment of the utility model is as follows:
the outer diameter of the steel ring 1 and the outer diameter of the steel reinforcement cage 4 are measured in advance, then the length of the positioning sleeve 21 which needs to extend into the steel ring 1 is calculated, then the rocking handle 232 is manually rotated to drive the screw rod 23 to rotate, so that the sliding block 25 and the positioning sleeve 21 are driven to integrally move along the length direction of the screw rod 23, the positions of the positioning sleeves 21 can be adjusted in sequence, the space formed by the end parts of the positioning sleeves 21 which extend into the steel ring 1 is the space where the steel reinforcement cage 4 needs to be lowered, the hoisting and lowering of the steel reinforcement cage 4 are started subsequently, when a section of steel reinforcement cage 4 is lowered to the hole position of a pile hole needs to be temporarily supported, the end part of the cross arm rod 22 extends out from the end part of the positioning sleeve 21 which extends into the steel ring 1 and can be transversely inserted into the section of steel reinforcement cage 4, therefore, the section of reinforcement cage 4 can be temporarily supported at the orifice of the pile hole through the plurality of cross arm rods 22, when two sections of reinforcement cage 4 are connected and integrally lowered, only the cross arm rods 22 are required to be pulled out from the inside of the positioning sleeve 21, the reinforcement cage 4 is not limited in the vertical direction any more, the reinforcement cage 4 can be conveniently lowered in the subsequent process, the outer side of the reinforcement cage 4 slides along the end part of the positioning sleeve 21 extending into the steel ring 1 in the lowering process of the reinforcement cage 4, the installation position of the reinforcement cage 4 can be positioned in advance, the reinforcement cage 4 can be effectively positioned in the lowering process, the shaking of the reinforcement cage 4 in the horizontal direction is avoided, the center of the reinforcement cage 4 is coincident with the center of the pile hole after the reinforcement cage 4 is lowered, the position of the reinforcement cage 4 is not required to be adjusted again, the labor intensity of workers is reduced, the installation efficiency of the reinforcement cage 4 is improved.
In this specification, each embodiment is described in a progressive manner, and the same or similar parts of each embodiment are referred to each other, and each embodiment is mainly described as a difference from other embodiments.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the present utility model; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced with equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (5)
1. The bridge pile foundation reinforcement cage lowering and positioning device is characterized by comprising a steel ring (1) and a plurality of telescopic mechanisms (2), wherein the telescopic mechanisms (2) are arranged on the outer side of the steel ring (1) in an annular array with respect to the axial lead of the steel ring (1);
the telescopic mechanism (2) comprises a positioning sleeve (21), a cross arm rod (22), a screw rod (23), a U-shaped fixing frame (24) and a sliding block (25);
the positioning sleeve (21) penetrates through the steel ring (1) along the radial direction of the steel ring (1) and is in sliding connection with the steel ring (1);
the inner side of the positioning sleeve (21) is sleeved with the cross arm rod (22) and is in sliding connection with the outer side of the cross arm rod (22);
the U-shaped fixing frame (24) is positioned above the positioning sleeve (21) and is fixedly connected with the top surface of the steel ring (1);
two ends of the screw rod (23) respectively penetrate through two ends of the U-shaped fixing frame (24) and are respectively connected with two ends of the U-shaped fixing frame (24) in a rotating way;
the screw rod (23) penetrates through the sliding block (25) and is in threaded connection with the sliding block (25), and the bottom end of the sliding block (25) is fixedly connected with the top surface of the positioning sleeve (21).
2. The bridge pile foundation reinforcement cage lowering and positioning device according to claim 1, wherein the end part of the positioning sleeve (21) extending into the steel ring (1) is fixedly connected with an arc-shaped sliding plate (3);
the arc-shaped sliding plate (3) is provided with a through hole (31), and the end part of the cross arm rod (22) extending into the steel ring (1) can pass through the through hole (31);
the arc-shaped surface of the arc-shaped sliding plate (3) can be attached to the outer side of the steel reinforcement cage (4), and can be in sliding connection with the outer side of the steel reinforcement cage (4).
3. The bridge pile foundation reinforcement cage lowering and positioning device according to claim 1, wherein one end of the screw rod (23) is fixedly connected with a rotary table (231), and the outer side of the rotary table (231) is fixedly connected with a rocking handle (232).
4. The bridge pile foundation reinforcement cage lowering and positioning device according to claim 1, wherein a handle (221) is fixedly connected to the end part of the cross arm rod (22), and a clamping block (222) is fixedly connected to the outer side of the end part of the cross arm rod (22);
the end face of the locating sleeve (21) is provided with a groove (223), the inner side of the locating sleeve (21) is provided with an annular groove (224), the groove (223) is communicated with the annular groove (224), and the clamping block (222) can penetrate through the groove (223) and be clamped in the annular groove (224).
5. The bridge pile foundation reinforcement cage lowering and positioning device according to claim 1, wherein the bottom surface of the U-shaped fixing frame (24) is fixedly connected with a supporting plate (5), and the supporting plate (5) is fixedly connected with the outer side of the steel ring (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321181731.1U CN219930981U (en) | 2023-05-17 | 2023-05-17 | Positioning device for lowering bridge pile foundation reinforcement cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321181731.1U CN219930981U (en) | 2023-05-17 | 2023-05-17 | Positioning device for lowering bridge pile foundation reinforcement cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219930981U true CN219930981U (en) | 2023-10-31 |
Family
ID=88490044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321181731.1U Active CN219930981U (en) | 2023-05-17 | 2023-05-17 | Positioning device for lowering bridge pile foundation reinforcement cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219930981U (en) |
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2023
- 2023-05-17 CN CN202321181731.1U patent/CN219930981U/en active Active
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