CN219689089U - Assembled prefabricated plate hoisting and positioning device - Google Patents
Assembled prefabricated plate hoisting and positioning device Download PDFInfo
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- CN219689089U CN219689089U CN202320127422.XU CN202320127422U CN219689089U CN 219689089 U CN219689089 U CN 219689089U CN 202320127422 U CN202320127422 U CN 202320127422U CN 219689089 U CN219689089 U CN 219689089U
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- trapezoid block
- positioning seat
- right trapezoid
- positioning
- positioning device
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 18
- 239000010959 steel Substances 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 8
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000009435 building construction Methods 0.000 abstract description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 8
- 239000011150 reinforced concrete Substances 0.000 description 7
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model relates to the technical field of building construction, in particular to an assembled precast slab hoisting and positioning device, which comprises a positioning seat and a fixing piece detachably arranged on the positioning seat; the positioning seat is approximately of a right trapezoid block structure, one side of the bottom of the right trapezoid block structure, which is provided with an inclined plane, is provided with a horizontal extension part, the length of the horizontal extension part is not more than 10mm, and the central axis of the upper part of the positioning seat is provided with a through hole which is used as a precast slab to extend out of a steel bar avoidance channel; the fixing piece comprises a hook for hanging the positioning seat on the beam/column steel bar. By utilizing the positioning device, the prefabricated plate can be directly placed after being hoisted to meet the construction requirement, extra prefabricated plate position adjustment operations such as crowbar displacement are not needed, the device is simple in operation and high in construction efficiency, the edge of the prefabricated plate is effectively protected, the prefabricated plate can be used repeatedly, and the prefabricated plate positioning device is very high in practicability.
Description
Technical Field
The utility model relates to the technical field of building construction, in particular to an assembled precast slab hoisting and positioning device.
Background
Building industrialization is a necessary direction of sustainable development of the building industry in China, and is an important way for improving labor productivity, engineering quality and technical progress and realizing transformation and upgrading of the building industry.
The prefabricated components mainly adopted in the assembled building at the present stage are laminated slabs, prefabricated stairways and the like, and the beam and column components are generally cast-in-situ structures; at present, the conventional construction mode adopted by the assembled building is that the bearing frame is erected, and the superimposed sheet is hoisted after the side beam die is fixed. However, in the existing assembly type building hoisting operation, the laying width can not be ensured once when the superimposed sheet is hoisted, the prying bar is required to be used again after the primary hoisting is completed, the hoisting workload is increased, and meanwhile, the protection of the finished products of the templates and the superimposed sheet is not facilitated, as shown in fig. 1, 100 is a prefabricated plate, 101 is a beam steel bar, and 102 is a prying bar.
Chinese patent (publication No. CN 205116537U) discloses a reinforced concrete composite slab and a connection structure thereof, wherein the precast reinforced concrete slab is a rectangular concrete bottom plate with no reinforcing steel bars extending from the periphery, a group of mutually parallel reinforcing steel bar connection grooves are formed at the edge of the plate body at least one side of the bottom plate along the length direction of the plate body, the connection structure of the reinforced concrete composite slab comprises the reinforced concrete composite slab and the peripheral components connected with the reinforced concrete composite slab, a space to be poured is formed at the connection position of the precast reinforced concrete slab and the peripheral components, one end of an additional connecting reinforcing steel bar is inserted into the reinforcing steel bar connection groove, the other end of the additional connecting steel bar extends into the peripheral components to be poured in the space to be poured, and post-pouring concrete is poured in the space to be poured and the reinforcing steel bar connection groove. The utility model is only applicable to the case that the precast reinforced concrete slab is a rectangular concrete base plate with no reinforcing steel bars extending from the periphery, but is not applicable to the case that the precast slab extends from the reinforcing steel bars.
Disclosure of Invention
Aiming at the problems, the utility model discloses an assembled precast slab hoisting and positioning device, which solves the problem that hoisting and installation of an assembled precast slab in the prior art can be completed by using crowbar displacement.
The utility model discloses an assembled precast slab hoisting and positioning device, which comprises: the positioning seat and the fixing piece is detachably arranged on the positioning seat;
the positioning seat is approximately of a right trapezoid block structure, one side of the bottom of the right trapezoid block structure, which is provided with an inclined plane, is provided with a horizontal extension part, the length of the horizontal extension part is not more than 10mm, and the central axis of the upper part of the positioning seat is provided with a through hole which is used as a precast slab to extend out of a steel bar avoidance channel;
the fixing piece comprises a hook used for hanging the positioning seat on a beam/column steel bar.
In some embodiments, the fixing piece further comprises a sliding block, the hook is rotatably arranged on the sliding block, a sliding groove matched with the sliding block is formed in the top of the positioning seat, and the sliding groove extends from one side of the positioning seat to the other side of the positioning seat.
In some embodiments, the right trapezoid block structure comprises a left trapezoid block and a right trapezoid block which are symmetrically arranged and connected together, a gap between the left trapezoid block and the right trapezoid block forms the through hole, and the gap between the left trapezoid block and the right trapezoid block is adjustable.
In some embodiments, the bottoms of the left trapezoid block and the right trapezoid block are respectively provided with a through hole, the left trapezoid block and the right trapezoid block are connected into a whole through a connecting rod which is arranged in the through holes in a penetrating way, and limit nuts are arranged on two sides of each trapezoid block.
In some of these embodiments, the top of the left and right trapezoidal blocks are each provided with the securing member.
In some of these embodiments, the right angle trapezoidal block structure is provided with a vertical face at the connection with the horizontal extension to mate with the sides of the prefabricated panels.
In some embodiments, the sliding block is provided with a plurality of grooves which are distributed in parallel at intervals, and the side wall of the sliding groove is provided with a convex strip matched with the grooves.
In some of these embodiments, the inclined surfaces of the right angle trapezoidal block structure have an inclination angle of 30 to 60 °.
Said utility model has the following advantages or beneficial effects:
the utility model discloses an assembled precast slab hoisting and positioning device, by using the positioning device, the precast slab can be directly placed after being hoisted to meet the construction requirement, and additional precast slab position adjustment such as crowbar displacement is not needed.
Drawings
The utility model and its features, aspects and advantages will become more apparent from the detailed description of non-limiting embodiments with reference to the following drawings. Like numbers refer to like parts throughout. The drawings may not be to scale, emphasis instead being placed upon illustrating the principles of the utility model.
FIG. 1 is a schematic diagram of a structure for hoisting and installing prefabricated panels by using a crowbar in the prior art;
FIG. 2 is a schematic structural diagram of an assembled prefabricated slab hoisting and positioning device according to an embodiment of the utility model;
fig. 3 is a top view of an assembled prefabricated panel lifting and positioning device according to a first embodiment of the utility model.
FIG. 4 is a schematic diagram illustrating an application of an assembled prefabricated slab hoisting and positioning device according to a first embodiment of the utility model;
fig. 5 is a schematic structural diagram of an assembled prefabricated slab hoisting and positioning device in a second embodiment of the utility model.
Fig. 6 is a schematic structural diagram of an assembled prefabricated slab hoisting and positioning device in a third embodiment of the utility model.
In the figure: 1 is a left trapezoid block, 2 is a right trapezoid block, 3 is a horizontal extension part, 4 is a through hole, 5 is a hook, 6 is a sliding block, 7 is a sliding chute, 8 is a connecting rod, 9 is a limit nut, 10 is a vertical plane, 11 is a round hole, 12 is a convex strip, 13 is a groove, 14 is an extension steel bar, 15 is a precast slab, 16 is a beam steel bar, and 17 is a beam template.
Detailed Description
The utility model discloses an assembled precast slab hoisting and positioning device, which specifically comprises: the positioning seat and the fixing piece is detachably arranged on the positioning seat; the positioning seat is approximately of a right trapezoid block structure, one side, close to the inclined plane, of the bottom of the right trapezoid block structure is provided with a horizontal extension part, the length of the horizontal extension part is not more than 10mm, and a through hole which is used as a precast slab to extend out of a steel bar avoidance channel is formed in the central axis position of the upper part of the positioning seat; the fixing piece comprises a hook for hanging the positioning seat on the beam/column steel bar; the positioning device is used for enabling the edge of the prefabricated plate to be far from a gap of a beam/column within a limited range of construction requirements when the prefabricated plate is hoisted to a supporting template (generally a beam/column template).
Here, the positioning base in the present utility model is substantially a right trapezoid block structure, and actually means that the positioning base in the present utility model is substantially a right trapezoid block shape.
The utility model will now be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the utility model.
Embodiment one:
as shown in fig. 2 to 4, the present embodiment provides a prefabricated panel hanging and positioning device which can be used to bring the edge of the prefabricated panel 15 away from the gap of the beam/column within the limit of the construction requirement when hanging the prefabricated panel 15 on the supporting form, and the present embodiment is described taking the example that the positioning device is used to bring the edge of the prefabricated panel 15 away from the gap of the beam within the limit of the construction requirement when hanging the prefabricated panel 15 on the beam form 17; specifically, the positioning device comprises: the positioning seat and the fixing piece is detachably arranged on the positioning seat and is used for fixing the positioning seat; the positioning seat is approximately of a right trapezoid block structure, one side of the bottom of the right trapezoid block structure, which is provided with an inclined plane, is provided with a horizontal extension part 3, the length of the horizontal extension part 3 is not more than 10mm, and the central axis of the upper part of the positioning seat is provided with a through hole 4 which is used as a precast slab 15 to extend out of a steel bar 14 to avoid a channel; the fixing piece comprises a hook 5 used for hanging the positioning seat on the beam steel bar 16, and the position of the positioning seat can be adjusted by the hook 5 according to actual conditions. When the prefabricated plate 15 is used, the positioning device is hung on the transverse rib of the beam steel rib 16 only by using the hanging hook 5, the inclined surface of the right trapezoid block structure is arranged towards the beam template 17, then the prefabricated plate 15 is hoisted, the inclined surface of the prefabricated plate 15 slides downwards to the horizontal extension part 3 from the inclined surface of the right trapezoid block structure, and the through hole 4 at the central axis position of the upper part of the positioning seat is used as an avoidance channel for the prefabricated plate 15 to extend out of the steel bar 14 and is positioned when the prefabricated plate 15 is hoisted and placed, so that the prefabricated plate 15 can be stably placed on the beam template 17 according to requirements, the length of the edge of the prefabricated plate 15 extending out of the beam template 17 after the prefabricated plate 15 is placed is in a limited range, the hoisting position of the prefabricated plate 15 is conveniently limited, and the gap of the edge of the prefabricated plate 15 from the beam is in the limited range of construction requirements.
Wherein, above-mentioned mounting still includes slider 6, and this couple 5 rotationally sets up on slider 6, and the top of this positioning seat is provided with the spout 7 with slider 6 matched with, and spout 7 extends to the opposite side in order to make things convenient for the installation and the dismantlement of mounting from one side of positioning seat, and then conveniently changes the mounting according to the demand, and round hole 11 has been seted up on the upper portion of this slider 6, and the horizontal pole activity setting of this couple 5 is in this round hole 11 in order to carry out the position adjustment of trapezoidal piece. The right trapezoid block structure comprises a left trapezoid block 1 and a right trapezoid block 2 which are symmetrically arranged and connected together, a gap between the left trapezoid block 1 and the right trapezoid block 2 forms a through hole 4, and the gap between the left trapezoid block 1 and the right trapezoid block 2 is adjustable, so that the gap between the left trapezoid block 1 and the right trapezoid block 2 can be adjusted according to the diameter of a precast slab 15 extending out of a reinforcing steel bar 14; specifically, the bottoms of the left trapezoid block 1 and the right trapezoid block 2 are respectively provided with a through hole, the left trapezoid block 1 and the right trapezoid block 2 are connected into a whole through a connecting rod 8 which is arranged in the through holes in a penetrating mode, and limit nuts 9 are arranged on two sides of each trapezoid block, so that gaps between the left trapezoid block 1 and the right trapezoid block 2 can be adjusted only by unscrewing the limit nuts 9.
In addition, in this embodiment, the top of the left trapezoid block 1 and the right trapezoid block 2 are provided with fixing members, so that the right trapezoid block structure is more firmly fixed.
Preferably, the inclined plane of the right trapezoid block structure has an inclination angle of 30-60 degrees.
When in use, the utility model is characterized in that: when the beam steel bar 16 is erected to be higher than the top of the beam template 17, the positioning device can be installed, at least three positioning devices are used on two adjacent sides of the precast slab 15, three stress points are stable, at least one positioning device is used on one side to be arranged at the center of the beam, if more than two positioning devices are symmetrically arranged, the hooks 5 are fixed on transverse ribs of the beam steel bar 16, the front, back and upper and lower positions of the right trapezoid block structure are adjusted according to practical conditions, the length of the edge of the precast slab 15, which extends out of the beam template 17 after being laid, is smaller than or equal to the length of the horizontal extension part of the positioning devices, and the bottom of the positioning devices is positioned at the top of the beam template 17.
Embodiment two:
as shown in fig. 5, this embodiment discloses an assembled prefabricated slab hoisting and positioning device, which has a structure substantially the same as that of the first embodiment, and is different in that the right trapezoid block structure of this embodiment is provided with a vertical plane 10 at the connection with the horizontal extension portion to be matched with the side of the prefabricated slab 15, so that when in use, the side line of the prefabricated slab 15 is matched with the vertical plane 10, thereby being capable of better limiting the prefabricated slab 15.
In a third embodiment of the present utility model,
as shown in fig. 6, this embodiment provides an assembled prefabricated slab hoisting and positioning device, which has a structure substantially the same as that of the assembled prefabricated slab hoisting and positioning device of the second embodiment, and is different from the first embodiment in that a plurality of parallel grooves 13 are arranged on a sliding block 6 of the second embodiment at intervals, convex strips 12 matched with the grooves 13 are arranged on the side walls of a sliding groove 7, and the position of the sliding block 6 in the sliding groove 7 can be adjusted by adjusting the position of the sliding block 6 from a beam template 17.
Those skilled in the art will understand that the skilled person can implement the modification in combination with the prior art and the above embodiments, and this will not be repeated here. Such modifications do not affect the essence of the present utility model, and are not described herein.
The preferred embodiments of the present utility model have been described above. It is to be understood that the utility model is not limited to the specific embodiments described above, wherein devices and structures not described in detail are to be understood as being implemented in a manner common in the art; any person skilled in the art can make many possible variations and modifications to the technical solution of the present utility model or modifications to equivalent embodiments without departing from the scope of the technical solution of the present utility model, using the methods and technical contents disclosed above, without affecting the essential content of the present utility model. Therefore, any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (8)
1. An assembled prefabricated plate hoist and mount positioner, characterized by comprising: the positioning seat and the fixing piece is detachably arranged on the positioning seat;
the positioning seat is of a right trapezoid block structure, one side, provided with an inclined plane, of the bottom of the right trapezoid block structure is provided with a horizontal extension part, the length of the horizontal extension part is not more than 10mm, and a through hole used for being used as a precast slab to extend out of a steel bar avoidance channel is formed in the central axis position of the upper part of the positioning seat;
the fixing piece comprises a hook used for hanging the positioning seat on a beam/column steel bar.
2. The prefabricated panel hoisting and positioning apparatus as claimed in claim 1, wherein the fixing member further comprises a slider, the hook is rotatably disposed on the slider, a sliding groove matched with the slider is disposed at the top of the positioning seat, and the sliding groove extends from one side of the positioning seat to the other side.
3. The prefabricated panel hoisting and positioning apparatus as claimed in claim 1, wherein the right trapezoid block structure comprises a left trapezoid block and a right trapezoid block which are symmetrically arranged and connected together, a gap between the left trapezoid block and the right trapezoid block forms the through hole, and the gap between the left trapezoid block and the right trapezoid block is adjustable.
4. The prefabricated slab hoisting and positioning device according to claim 3, wherein through holes are correspondingly formed in bottoms of the left trapezoid block and the right trapezoid block, the left trapezoid block and the right trapezoid block are connected into a whole through a connecting rod penetrating through the through holes, and limit nuts are arranged on two sides of each trapezoid block.
5. A prefabricated panel hoisting and positioning apparatus as claimed in claim 3 wherein said fixing members are provided on top of said left and right trapezoid blocks.
6. A prefabricated panel lifting and positioning device as defined in claim 1, wherein said right angle trapezoidal block structure is provided with a vertical surface at the connection with said horizontal extension for mating with the side edges of the prefabricated panel.
7. The prefabricated panel hoisting and positioning apparatus as claimed in claim 2, wherein the slide block is provided with a plurality of parallel grooves spaced apart, and the side wall of the slide groove is provided with a convex strip matched with the grooves.
8. A prefabricated panel lifting and positioning device according to claim 1, wherein the inclined plane of the right trapezoid block structure has an inclination angle of 30-60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320127422.XU CN219689089U (en) | 2023-01-16 | 2023-01-16 | Assembled prefabricated plate hoisting and positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320127422.XU CN219689089U (en) | 2023-01-16 | 2023-01-16 | Assembled prefabricated plate hoisting and positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219689089U true CN219689089U (en) | 2023-09-15 |
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ID=87937771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320127422.XU Active CN219689089U (en) | 2023-01-16 | 2023-01-16 | Assembled prefabricated plate hoisting and positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219689089U (en) |
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2023
- 2023-01-16 CN CN202320127422.XU patent/CN219689089U/en active Active
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