CN219363000U - Precast concrete wall hoisting point reinforced structure - Google Patents

Precast concrete wall hoisting point reinforced structure Download PDF

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Publication number
CN219363000U
CN219363000U CN202320558234.2U CN202320558234U CN219363000U CN 219363000 U CN219363000 U CN 219363000U CN 202320558234 U CN202320558234 U CN 202320558234U CN 219363000 U CN219363000 U CN 219363000U
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China
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concrete wall
precast concrete
additional
point
steel bar
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CN202320558234.2U
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Inventor
孙克丰
丁璐瑶
纪胜敏
张晓晓
肖艳
王洋
葛绪章
王帅
邱伟
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Qingdao Tengyuan Design Institute Co Ltd
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Qingdao Tengyuan Design Institute Co Ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/20Hydro energy

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Abstract

The utility model discloses a prefabricated concrete wall lifting point reinforcing structure, which comprises inverted U-shaped lifting hook steel bars and additional steel bars, wherein the number of the additional steel bars is at least two, and the additional steel bars are connected with the vertical parts of the two sides of the lower part of the lifting hook steel bars and form a surrounding frame structure; the lower part of the lifting hook steel bar and the additional steel bar are poured into the inner leaf plate of the precast concrete wall body through concrete, and the arc-shaped part of the upper part of the lifting hook steel bar extends out of the outer shape of the inner leaf plate of the precast concrete wall body; the prefabricated concrete wall body inner page plate is provided with opposite-pulling bolt holes, and the opposite-pulling bolt holes positioned in the area of the prefabricated concrete wall body hanging point reinforcing structure are arranged in the surrounding frame structure; a distance is arranged between the two ends of the additional steel bar and the opposite-pull bolt holes; the concrete lifting device is reasonable in structure and convenient to construct, the bearing capacity of a lifting point can be effectively improved, and concrete cracking at the lifting point is avoided; can effectively consolidate to the hoisting point near the counter-pulling bolt hole, the practicality is strong.

Description

Precast concrete wall hoisting point reinforced structure
Technical Field
The utility model belongs to the technical field of constructional engineering, and particularly relates to a precast concrete wall lifting point reinforcing structure.
Background
The hoisting point is the part connected between the hoisting device and the hoisted object during hoisting operation. When various prefabricated components are lifted, in order to avoid damage to the components caused by tilting, overturning and deformation, proper lifting points are generally selected according to the shape characteristics and the gravity center position of an object, so that the components have enough stability in the lifting process.
However, conventional suspension points are prone to damage when subjected to excessive forces. If the opposite-pulling bolt hole is positioned at the hanging point, the concrete cracking at the hanging point is aggravated, and the bearing capacity of the hanging point is greatly reduced.
Disclosure of Invention
In order to solve at least one of the problems of the hanging points in the prior art, the utility model provides a prefabricated concrete wall hanging point reinforcing structure, which improves the bearing capacity of the hanging points and avoids concrete cracking at the hanging points.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a precast concrete wall hoisting point reinforced structure, includes the lifting hook reinforcing bar of falling U type, still includes the additional reinforcing bar, the additional reinforcing bar sets up to two at least, and all is connected with the both sides vertical portion of lifting hook reinforcing bar its lower part and is formed with enclosing the frame structure; the lower part of the lifting hook reinforcing steel bar and the additional reinforcing steel bar are poured into the inner leaf plate of the precast concrete wall body through concrete, and the arc-shaped part of the upper part of the lifting hook reinforcing steel bar extends out of the outer shape of the inner leaf plate of the precast concrete wall body; the prefabricated concrete wall body inner page plate is provided with opposite-pulling bolt holes, and the opposite-pulling bolt holes positioned in the prefabricated concrete wall body lifting point reinforcing structure area are arranged in the surrounding frame structure; and a distance is arranged between the two ends of the additional steel bar and the opposite-pull bolt holes.
Preferably, the additional steel bars are vertically connected with the vertical parts on two sides of the lower part of the lifting hook steel bar, and a rectangular surrounding frame structure is formed.
Preferably, each surrounding frame structure is internally provided with a pair of pull bolt holes positioned in the reinforced structure area of the precast concrete wall body hanging point.
Preferably, the number of the additional steel bars is two, and the two additional steel bars are connected with the vertical parts on two sides of the lower part of the lifting hook steel bar to form a groined structure.
Preferably, the diameter of the hook reinforcement is greater than the diameter of the additional reinforcement.
Preferably, the inner diameter of the opposite-pulling bolt hole is larger than the diameter of the lifting hook steel bar.
Preferably, the distance between the center point of the opposite-pull bolt hole and the additional steel bar is equal to the thickness of the wall protection layer of the inner page plate of the precast concrete wall body.
Preferably, the distance between the projection point of the center point of the opposite-pull bolt hole on the additional steel bar and the two ends of the additional steel bar is larger than the distance between the center point of the opposite-pull bolt hole and the additional steel bar.
Preferably, the projection point of the center point of the opposite-pull bolt hole on the additional steel bar is equal to the distance between the two ends of the additional steel bar.
Preferably, the number of the precast concrete wall hanging point reinforcing structures is at least two, and the precast concrete wall hanging point reinforcing structures are uniformly distributed on the inner page plates of the precast concrete wall.
The precast concrete wall lifting point reinforcing structure can achieve the following beneficial effects:
the prefabricated concrete wall lifting point reinforcing structure is reasonable in structure and convenient to construct, the bearing capacity of the lifting point can be effectively improved, and concrete cracking at the lifting point is avoided; can effectively consolidate to the hoisting point near the counter-pulling bolt hole, the practicality is strong.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
fig. 1 is a front view of a precast concrete wall segment reinforcing structure of the present utility model.
Fig. 2 is a top view of the precast concrete wall segment reinforcing structure of the present utility model.
Reference numerals in the drawings: 1 is lifting hook reinforcing steel bar, 101 is enclosing frame structure, 2 is additional reinforcing steel bar, 3 is the opposite-pull bolt hole, 4 is precast concrete wall body internal page or leaf board, 5 is precast concrete wall body heated board, 6 is precast concrete wall body external page or leaf board.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to specific embodiments of the present utility model and corresponding drawings. It will be apparent that the described embodiments are only 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.
The following describes in detail the technical solutions provided by the embodiments of the present utility model with reference to the accompanying drawings.
Examples
Referring to fig. 1 and 2, a reinforcement structure for a suspension point of a precast concrete wall body comprises an inverted U-shaped lifting hook steel bar 1, and further comprises at least two additional steel bars 2, wherein the at least two additional steel bars 2 are connected with vertical parts on two sides of the lower part of the lifting hook steel bar 1 and form a surrounding frame structure 101; the lower part of the lifting hook steel bar 1 and the additional steel bar 2 are poured into the inner page plate 4 of the precast concrete wall body through concrete, and the arc-shaped part of the upper part of the lifting hook steel bar 1 extends out of the outer shape of the inner page plate 4 of the precast concrete wall body; the prefabricated concrete wall body inner page plate 4 is provided with the split bolt hole 3, and the split bolt hole 3 that is located in the prefabricated concrete wall body hoisting point reinforced structure region sets up in enclosing frame structure 101, all is provided with the distance between the both ends of additional reinforcing bar 2 and the split bolt hole 3. Wherein, fig. 1 shows the inside, the upper part of fig. 2 shows the outside, and the lower part shows the inside.
As shown in fig. 2, the precast concrete wall body comprises a precast concrete wall body inner page board 4, a precast concrete wall body heat insulation board 5 and a precast concrete wall body outer page board 6 from inside to outside in sequence.
The reinforcement structure of the suspension point of the precast concrete wall body is easy to damage when the lifting hook steel bar of the existing suspension point of the precast concrete wall body is stressed too much; if the opposite-pull bolt hole 3 is positioned at the hanging point, the concrete at the hanging point is easy to crack, the bearing capacity of the hanging point is greatly reduced, the hanging point of the precast concrete wall body in the prior art is reinforced and improved, at least two additional steel bars 2 are connected at the lower part of the inverted U-shaped lifting hook steel bar 1, and a surrounding frame structure 101 is formed; the lower part of the lifting hook steel bar 1 and the additional steel bar 2 are poured into the prefabricated concrete wall body inner leaf plate 4 through concrete, and the arc-shaped part of the upper part of the lifting hook steel bar 1 extends out of the prefabricated concrete wall body inner leaf plate 4 to form a lifting hook; the opposite-pull bolt holes 3 are arranged in the surrounding frame structure 101, and distances are arranged between the two ends of the additional steel bars 2 and the opposite-pull bolt holes 3; thereby improving the bearing capacity of the hanging point, avoiding the cracking of the concrete at the hanging point and effectively solving the problems in the prior art.
As shown in fig. 1, the additional reinforcing steel bars 2 are vertically connected with the vertical portions of both sides of the lower portion of the hook reinforcing steel bar 1 and formed with a rectangular surrounding frame structure 101, so that the additional reinforcing steel bars 2 are connected with the hook reinforcing steel bar 1.
And a split bolt hole 3 positioned in the reinforced structure area of the precast concrete wall body hanging point is arranged in each surrounding frame structure 101, so that concrete cracking at the split bolt hole 3 is more effectively avoided.
The number of the additional steel bars 2 is two, and the two additional steel bars are connected with the vertical parts on two sides of the lower part of the lifting hook steel bar 1 to form a groined structure, so that the additional steel bars 2 are connected with the lifting hook steel bar 1 to form a surrounding frame structure 101 of the split bolt hole 3.
The diameter of the hook reinforcement 1 is larger than the diameter of the additional reinforcement 2. For example, when the weight of the member is greater than 3 tons, the diameter of the hook bar 1 may be 16mm; when the weight of the member is less than 3 tons, the diameter of the hook bar 1 may be 14mm. The diameter of the additional bar 2 may be 12mm. Wherein the component refers to a suspended object, for example, the component can be a precast concrete wall.
The inner diameter of the split bolt hole 3 is larger than the diameter of the lifting hook steel bar 1. For example, the split bolt hole 3 may be a circular hole having a diameter of 25 mm.
A distance is arranged between the opposite-pull bolt holes 3 and the additional steel bars 2, so that the opposite-pull bolt holes 3 are ensured to be positioned in the surrounding frame structure 101 formed by connecting the additional steel bars 2 and the lifting point steel bars 1.
The distance between the center point of the split bolt hole 3 and the additional steel bar 2 is equal to the thickness of the wall protection layer of the inner page plate 4 of the precast concrete wall body. For example, the distance between the center point of the tie bolt hole 3 and the additional reinforcing bar 2 may be 15mm.
The distance between the projection point of the center point of the opposite-pull bolt hole 3 on the additional steel bar 2 and the two ends of the additional steel bar 2 is larger than the distance between the center point of the opposite-pull bolt hole 3 and the additional steel bar 2. For example, the distance between the projected point of the center point of the tie bolt hole 3 on the additional reinforcing bar 2 and both ends of the additional reinforcing bar 2 may be 420mm.
The projection point of the center point of the split bolt hole 3 on the additional steel bar 2 is equal to the distance between the two ends of the additional steel bar 2.
The number of the precast concrete wall body hanging point reinforcing structures is at least two, and the precast concrete wall body hanging point reinforcing structures are uniformly distributed on the precast concrete wall body inner page plates 4. The plurality of precast concrete wall hanging point reinforcing structures may be symmetrically or uniformly disposed on top of the precast concrete wall inner deck 4. For example, two precast concrete wall sling point reinforcing structures may be symmetrically disposed on top of the precast concrete wall inner leaf 4.
The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.

Claims (10)

1. The utility model provides a precast concrete wall hoisting point reinforced structure, includes the lifting hook reinforcing bar of falling U type, its characterized in that still includes the additional reinforcing bar, the additional reinforcing bar sets up to two at least, and all is connected with the both sides vertical portion of lifting hook reinforcing bar its lower part and is formed with and encloses the frame structure; the lower part of the lifting hook reinforcing steel bar and the additional reinforcing steel bar are poured into the inner leaf plate of the precast concrete wall body through concrete, and the arc-shaped part of the upper part of the lifting hook reinforcing steel bar extends out of the outer shape of the inner leaf plate of the precast concrete wall body; the prefabricated concrete wall body inner page plate is provided with opposite-pulling bolt holes, and the opposite-pulling bolt holes positioned in the prefabricated concrete wall body lifting point reinforcing structure area are arranged in the surrounding frame structure; and a distance is arranged between the two ends of the additional steel bar and the opposite-pull bolt holes.
2. The prefabricated concrete wall hanging point reinforcing structure according to claim 1, wherein the additional reinforcing bars are vertically connected to both side vertical portions of the lower portion of the hook reinforcing bar and are formed with rectangular surrounding frame structures.
3. The precast concrete wall hanger reinforcement structure of claim 1, wherein one of said split bolt holes is disposed in each of said enclosure frame structures in the region of said precast concrete wall hanger reinforcement structure.
4. The prefabricated concrete wall hanging point reinforcing structure according to claim 1, wherein the number of the additional steel bars is two, and the two additional steel bars are connected with the two vertical parts of the lower part of the lifting hook steel bars to form a groined structure.
5. The precast concrete wall hanger reinforcement structure of claim 1, wherein the diameter of the hook rebar is greater than the diameter of the additional rebar.
6. The precast concrete wall hanger reinforcement structure of claim 5, wherein an inner diameter of said split bolt hole is greater than a diameter of said hanger bar.
7. The precast concrete wall segment lifting point reinforcing structure of claim 6, wherein a distance between a center point of the split bolt hole and the additional reinforcing steel bar is equal to a wall protection layer thickness of the precast concrete wall segment inner page.
8. The precast concrete wall hanger reinforcement structure of claim 7, wherein a distance between a projected point of the center point of the tie bolt hole on the additional reinforcement and both ends of the additional reinforcement is greater than a distance between the center point of the tie bolt hole and the additional reinforcement.
9. The precast concrete wall segment lifting point reinforcing structure of claim 8, wherein the projection point of the center point of the split bolt hole on the additional reinforcing steel bar is equal to the distance between the two ends of the additional reinforcing steel bar.
10. The precast concrete wall segment reinforcement structure of any one of claims 1-9, wherein the number of precast concrete wall segment reinforcement structures is at least two and is disposed on the precast concrete wall segment in a uniform distribution.
CN202320558234.2U 2023-03-21 2023-03-21 Precast concrete wall hoisting point reinforced structure Active CN219363000U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320558234.2U CN219363000U (en) 2023-03-21 2023-03-21 Precast concrete wall hoisting point reinforced structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320558234.2U CN219363000U (en) 2023-03-21 2023-03-21 Precast concrete wall hoisting point reinforced structure

Publications (1)

Publication Number Publication Date
CN219363000U true CN219363000U (en) 2023-07-18

Family

ID=87146939

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320558234.2U Active CN219363000U (en) 2023-03-21 2023-03-21 Precast concrete wall hoisting point reinforced structure

Country Status (1)

Country Link
CN (1) CN219363000U (en)

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