CN112227744B - Assembled building hoisting positioning device and positioning method - Google Patents

Assembled building hoisting positioning device and positioning method Download PDF

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Publication number
CN112227744B
CN112227744B CN202011083189.7A CN202011083189A CN112227744B CN 112227744 B CN112227744 B CN 112227744B CN 202011083189 A CN202011083189 A CN 202011083189A CN 112227744 B CN112227744 B CN 112227744B
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China
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guide
plate
precast block
hoisting
steel bar
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CN112227744A (en
Inventor
谢咸颂
章思佳
陈慧媛
陶昊
李羽妙
厉炎杰
郝占玺
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Quzhou University
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Quzhou University
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • E04G21/16Tools or apparatus
    • E04G21/18Adjusting tools; Templates
    • E04G21/1841Means for positioning building parts or elements

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The invention discloses an assembly type building hoisting positioning device and a positioning method, and relates to the technical field of buildings. Including guider and calibration plate, guider includes guide frame, sets up the guiding hole on deflector and the deflector in the guide frame, and the deflector is installed in the guide frame after forming by several board concatenations, forms the penetrating guiding hole of several on the deflector after the concatenation. The guide frame is provided with a lock catch, so that the guide plate can be conveniently opened and spliced by the lock catch; the deflector is formed by several boards amalgamation and is spacing by the guide frame, conveniently takes out the deflector after opening the guide frame. According to the hoisting positioning device, the guide hole of the guide device corresponds to the blind hole in the hoisting prefabricated block, meanwhile, the guide hole corresponds to the first steel bar column extending out of the end face of the lower prefabricated block, and accurate installation and positioning between the hoisting positioning device and the lower prefabricated block are achieved in a transition mode through the guide device.

Description

Assembled building hoisting positioning device and positioning method
Technical Field
The invention relates to the technical field of buildings, in particular to an assembly type building hoisting positioning device and a positioning method.
Background
The accurate location of assembly type structure when the assembly is the core problem when the building, accurate location provides basis and guarantee for the security of building. In the prior art, for example, the authorization notice number is: the CN 104746884B patent discloses a hoisting method for prefabricated components of an assembly type building, which provides a three-dimensional model of a construction site reconstructed on a coordinate system after three-dimensional scanning, and realizes precise positioning and installation of the prefabricated components through calculation of the coordinate system in the reconstructed three-dimensional model. The authorization notice number is: CN 107215779B discloses a method, a device and a system for hoisting an assembly type building component, which use the same method to realize the precise positioning and installation of prefabricated components. Both of the two patents require a large amount of auxiliary equipment to have higher requirements on construction conditions and have higher requirements on the proficiency of constructors on an operation system, which is inconsistent with the current domestic construction conditions and the culture level of the constructors. The hoisting and positioning mode which is accurate in positioning but complicated in operation is difficult to popularize and apply in the common building industry.
A hoisting positioning device and a method which are simple in operation and have low requirements on construction equipment are applied, and if the publication numbers are as follows: CN 107654073A's patent discloses a guide assembled building wall body hoist and mount positioner and hoist and mount method, realizes the location through loudspeaker guide bucket, needs in the actual operation in-process to dismantle loudspeaker guide bucket after the location is accomplished by the manual work, and this operation has increased the construction danger, and constructor probably is pressed from both sides between prefabricated section and cast-in-place piece when the prefabricated section landing from lifting device to greatly increased the construction danger.
The application publication numbers are: CN 110714621A's patent discloses millimeter level accurate positioning system and method among prefabricated stand hoist and mount process, this patent is through the fixed horn mouth limiting plate all around at the cast-in-place section of floor, the position of horn mouth limiting plate just is the position of hoist prefabricated post orthographic projection, thereby make hoist prefabricated post move down along the horn mouth limiting plate and accomplish the location, all need install the horn mouth limiting plate after the on-the-spot survey and drawing in this method at every turn, if the mounted position of surveying inaccurate horn mouth limiting plate has the deviation, will lead to the installation can not counterpoint. The positioning system provided by the patent is complex to operate and has high requirements on the quality of operation of personnel in construction engineering, and on the other hand, the positioning system is difficult to popularize in the implementation process of the patent.
Therefore, in order to solve the above technical problems, a new technical solution needs to be provided. In particular to an assembly type building hoisting positioning device and a positioning method.
Disclosure of Invention
The invention provides an assembly type building hoisting positioning device and an assembly type building hoisting positioning method, aiming at solving the technical problems that the existing assembly type building hoisting positioning device in the market has certain danger to constructors, the existing hoisting method can be realized only by a large amount of auxiliary equipment, and the operation is complex.
The following technical scheme is provided for achieving the purpose: an assembly type building hoisting and positioning device comprises the following components:
the guide frame comprises three or more frame plates, the frame plates are mutually rotatably connected, the frame plates are also provided with a lock catch, the lock catch locks or unlocks the guide frame, the guide frame is provided with an installation opening, the installation opening comprises a side opening and a port, and the upper parts of the side opening and the port extend to form a guide section;
the guide plate comprises a side plate and a middle plate, the side plate comprises a female plate and a male plate which are spliced with each other, the female plate is provided with a plurality of first arc-shaped holes, an end mounting part and a first side mounting part, the male plate is provided with a plurality of second arc-shaped holes and a second end mounting part, the first arc-shaped holes and the second arc-shaped holes are spliced to form a complete guide hole, the first side mounting part is mounted at a side opening, and the end mounting part and the second end mounting part are mounted at a port; the middle plate is formed by splicing two symmetrical sub-plates, and guide holes are formed at two ends of the spliced sub-plates; the guide plate is formed by splicing side plates and a middle plate, and the guide plate is arranged in the guide frame;
the female plate, the male plate and the two symmetrical sub-plates are spliced to form a guide hole; the guide holes are matched with the steel bar columns in the lower prefabricated block and the hoisting prefabricated block;
a steel bar column is uniformly poured in the lower precast block, the steel bar column extends out from one end of the lower precast block, a blind hole is formed in the other end of the lower precast block, and the blind hole and the steel bar column are in the same straight line; the shape and the internal structure of the hoisting precast block are the same as those of the lower precast block;
the interior of the guide section is matched with the shape of the end part of the hoisting precast block; the diameter of the blind hole and the diameter of the guide hole are matched with the diameter of the steel bar column;
the height of the guide hole is lower than the height of the steel bar column extending out of one end of the lower precast block;
the guide frame, the guide plate and the guide hole form a guide device, and the hoisting precast block and the lower precast block are accurately positioned and installed through the guide device during use.
Preferably, the steel plate calibration device further comprises a calibration plate, wherein calibration holes are formed in the calibration plate, the number, the diameter and the interval of the calibration holes are the same as those of the guide holes, and the calibration plate is provided with a steel plate with a certain thickness.
Preferably, the guide section extends upwards to a height exceeding the height of the reinforcement column extending from the end face of the lower precast block after the guide device is installed on the lower precast block.
Preferably, the guide frame is made of a metal material, and the height of the guide frame does not exceed the extension length of the reinforcement column at the end part of the lower precast block.
Preferably, the guide plate and the guide plate are in a solid or hollow structure, and the guide plate is made of a metal material or a rubber material.
A positioning method of an assembly type building hoisting positioning device comprises the following steps:
1) pouring a cast-in-place section on the end surface of the lower prefabricated block to enable the height of the lower prefabricated block to be on the same horizontal plane with the floor, wherein a first reinforcing steel bar column in the lower prefabricated block extends out of the cast-in-place section;
2) comparing the guide device or the calibration plate with the extended first steel bar column, and finely adjusting the deformed first steel bar column through a construction tool to enable the first steel bar column to correspond to a guide hole in the guide device or a check hole in the calibration plate;
3) correspondingly installing a guide hole of the guide device and the first steel bar column, enabling the first steel bar column to extend outwards from the guide hole, and ensuring that the guide device can move back and forth on the first steel bar column;
4) installing the hoisting precast block, moving the guide device upwards or keeping the guide device static, and controlling the installation position of the hoisting precast block to enable the hoisting precast block to be arranged on the inner wall of the guide section of the guide device;
5) when the hoisting precast block is moved downwards until the hoisting precast block, the guide device and the cast-in-place section are attached, the lock catch of the guide frame is opened, and the guide device is unfolded;
6) taking out the guide plates one by one from the guide frame, and taking out the guide frame;
7) and continuously moving down the hoisting precast block to ensure that the hoisting precast block is attached to the cast-in-place section, thereby completing hoisting and positioning.
The invention has the beneficial effects that: according to the invention, the installation and positioning of the hoisting prefabricated block and the lower prefabricated block are completed through the guide device, the guide hole of the guide device is firstly positioned with the first steel bar column of the lower prefabricated block through the transition of the guide device, the guide section of the guide device is higher than the length of the first steel bar column extending out of the guide hole, and the positioning hole, namely the blind hole, in the hoisting prefabricated block can be matched with the first steel bar column by moving downwards along the guide section of the guide device during the installation of the hoisting prefabricated block, so that the positioning is completed. After the positioning is finished, the guide frame is opened through the lock catch structure, the guide plates are taken out piece by piece from the guide frame, and the whole guide device is taken out.
By the aid of the positioning device, in the construction process, a constructor does not need to bend down to see whether the blind hole in the bottom of the hoisting positioning block is matched with the first reinforcement column protruding from the lower precast block, so that the blind hole is matched with the first reinforcement column when the hoisting positioning block is moved. When the invention is used, the invention does not need to survey and draw again and is not needed to be installed and fixed on the ground again through screws, the operation is simple and convenient, and the invention can be used repeatedly.
Drawings
Fig. 1 is a schematic view showing a structure of a guide device of the present invention when it is installed with a lower preform block.
Fig. 2 is a schematic structural view of the guide frame of the present invention.
Fig. 3 is a schematic structural view of the guide plate of the invention after being spliced.
Fig. 4 is a schematic structural view of the side panel of the present invention.
Fig. 5 is a schematic structural view of the intermediate plate of the present invention.
Fig. 6 is a schematic structural view of a preliminary mounting orientation state of the present invention.
Fig. 7 is a schematic structural view of the positioning state of the hoisting precast block in the installation process of the invention.
Fig. 8 is an enlarged schematic view of the invention at a in fig. 7.
Fig. 9 is an enlarged view of the structure of fig. 7 at B according to the present invention.
FIG. 10 is a schematic structural diagram of the state of the hoisting prefabricated and lower prefabricated block after the positioning of the guide device.
Fig. 11 is a schematic structural view of the invention after hoisting and positioning with the guide device removed.
Fig. 12 is a schematic structural diagram after the hoisting positioning is completed.
Wherein:
1. hoisting the precast block; 11. a second reinforcing bar column; 12. positioning holes; 2. a guide device; 21. a guide frame; 211. an installation port; 211a, side ports; 211b, ports; 212. a guide section; 213. locking; 22. a guide plate; 23. a guide hole; 24. a side plate; 241. a female plate; 241a, a first arc-shaped hole; 241b, end mounting parts; 241c, a first side mounting part; 242. a male plate; 242a second arcuate aperture; 242b second end mounting portion; 25. a middle plate; 251. a daughter board; 3. a lower precast block; 31. a cast-in-place section; 32. a first rebar column.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., appear based on the orientations or positional relationships shown in the drawings only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, 2 and 3, an assembly type building hoisting and positioning device is used for realizing accurate positioning and installation of guide positions when hoisting precast blocks and lower precast blocks are installed and positioned. The hoisting positioning device mainly comprises a guide device and a calibration plate, the guide device comprises a guide frame and a guide plate arranged in the guide frame, the guide plate is installed in the guide frame after being formed by splicing a plurality of plates, and a plurality of through guide holes are formed in the guide plate after splicing. The guide frame is provided with a lock catch, so that the guide plate can be conveniently opened and spliced by the lock catch; the deflector is formed by several boards amalgamation and is spacing by the guide frame, conveniently takes out the deflector after opening the guide frame. The guide hole corresponds to the blind hole in the hoisting prefabricated block, and corresponds to the first steel bar column extending from the end face of the lower prefabricated block. Through the guiding device to hoist the direction of prefabricated section and spacing realization hoist and mount the blind hole in the prefabricated section and insert with the first reinforcing bar looks adaptation that prefabricated section terminal surface extends down to do not need installer to bow to look for corresponding position and just can accomplish the location installation.
The hoisting positioning device comprises the following components:
as shown in fig. 2, the guide frame 21 is composed of three or more side frame plates, and preferably four side frame plates having a certain thickness in the present embodiment. The frame plates are mutually connected in a rotating way, and the rotating connection mode can be rotating shaft connection or locking connection or hinging. The frame plate is further provided with a lock catch 213, the lock catch 213 locks or unlocks the guide frame 21, the guide frame 21 is provided with an installation opening 211, the installation opening 211 comprises a side opening 211a and a port 211b, and the upper parts of the side opening 211a and the port 211b extend to form a guide section 212. Both sides frame plate of lateral part all is equipped with the side mouth, and the both sides frame plate of tip all is equipped with the port, and the height of side mouth and port is the same, is hollow structure. The interior of the guide section 212 is adapted to the end profile of the lower preform block 3. The material of the guide frame 21 is not limited to be made of metal material, and the height of the guide frame 21 does not exceed the extension length of the reinforcement column at the end of the lower precast block 3.
As shown in fig. 3, the guide plate 22 includes side plates 24 and an intermediate plate 25, the guide plate 22 is formed by splicing the side plates 24 at both sides and the intermediate plate 25 spliced between the side plates, the intermediate plate 25 can be increased or decreased as required, and the spliced guide plate 22 is limited in the guide frame 21 through the mounting opening 211. The guide plate 22 is of a solid or hollow structure, and the guide plate 22 is made of a metal material or a rubber material. The guide plate 22 is preferably made of a solid rubber material, so that the guide plate can be repeatedly used, the weight of the guide plate can be reduced, and the operation and the application are convenient.
As shown in fig. 4, the side panel 24 includes a female panel 241 and a male panel 242 that are joined to each other. Be equipped with a plurality of first arc holes 241a, end installation department 241b and first side installation department 241c on the female board 241, be equipped with a plurality of second arc holes 242a and second end installation department 242b on the male board 242, first arc hole 241a with form complete guiding hole 23 after the concatenation of second arc hole 242 a. The first side mounting portion 241c is mounted to the side opening 211a and extends outwardly therefrom. The end mounting portion 241b and the second end mounting portion 242b are mounted to the port 211b and extend outwardly therefrom.
As shown in fig. 5, the middle plate 25 is formed by splicing two symmetrical sub-plates 251, and the guide holes 23 are formed at two ends of the spliced sub-plates 251. The daughter board 251 is also provided with an arc hole and an end mounting portion which are matched with each other, the arc hole is spliced to form a guide hole, and the end mounting portion is mounted in the port and extends out of the port.
The guide hole 23 is formed by splicing the female plate 241, the male plate 242 and the two symmetrical sub-plates 251. The guide hole 23 is matched with the lower precast block 3 and the steel bar column in the hoisting precast block 1. The inner diameter of the guide hole is larger than the outer diameter of the steel bar column in the lower precast block.
The lower prefabricated block 3 and the hoisting prefabricated block 1 which need to be positioned and installed are prefabricated by the same die, and after the installation is finished, the hoisting prefabricated block becomes the lower prefabricated block in the next installation process. The concrete structure of prefabricated section 3 has evenly pour the reinforced column for inside down, the reinforced column is followed 3 one end of prefabricated section are extended down, the inside blind hole that is equipped with of 3 other ends of prefabricated section down, the blind hole is in same straight line with the reinforced column, and the external diameter of blind hole is greater than the internal diameter of reinforced column. The shape and the internal structure of the hoisting precast block 1 are the same as those of the lower precast block 3, and the blind holes of the hoisting precast block are inserted and matched with the steel bar columns of the lower precast block during installation. For convenient differentiation, the reinforced column of pouring in lower prefabricated section 3 is first reinforced column 32, and the reinforced column in hoist and mount prefabricated section is second reinforced column 11, and the blind hole is locating hole 12. The diameter of the blind hole and the diameter of the guide hole are matched with the diameter of the steel bar column. The height of the guide hole 23 is lower than the height of the steel bar column extending from one end of the lower prefabricated block 3, so that the first steel bar column 32 can also extend from the guide hole 23 after the guide device is installed on the first steel bar column 32, the height of the extended first steel bar column 32 is lower than the height of the guide section 212, the hoisting prefabricated block is limited after being contacted with the guide section to find the positioning position, the hoisting prefabricated block is continuously moved downwards to enable the positioning hole in the hoisting prefabricated block to be inserted and matched with the protruded first steel bar column 32, and hoisting positioning is preliminarily completed.
The guide frame 21, the guide plate 22 and the guide hole 23 form a guide device 2, and the hoisting precast block 1 and the lower precast block 3 are accurately positioned and installed through the guide device 2 in use. After the guide device 2 is installed on the lower prefabricated block 3, the guide section 212 extends upward to a height exceeding the height of the reinforcement column extending from the end face of the lower prefabricated block 3.
In some embodiments, the device further comprises a calibration plate, wherein calibration holes are formed in the calibration plate, the number, the diameter and the interval of the calibration holes are the same as those of the guide holes, and the calibration plate is provided with a steel plate with a certain thickness. During the transportation of prefabricated section and hoist and mount location prefabricated section down, thereby can make the rebar column that extends bump and take place slight slope or bending to the rebar column, carry out the check-up and restore the back through the calibration plate the same with deflector surface to the rebar column that warp and carry out the hoist and mount location again.
As shown in fig. 6 to 12, a positioning method of an assembly type building hoisting positioning device comprises the following steps:
1) and a cast-in-place section 31 is poured on the end surface of the lower precast block 3, so that the height of the lower precast block and the floor are on the same horizontal plane, a first reinforcing steel bar column 32 in the lower precast block 3 extends out of the cast-in-place section 31, and the second step is carried out after the cast-in-place section absorbs sweat.
2) Comparing the guide device 2 or the calibration plate with the extended first steel bar column 32, and finely adjusting the deformed first steel bar column 32 through a construction tool to enable the first steel bar column 32 to correspond to the guide hole 23 in the guide device 2 or the calibration hole in the calibration plate. And checking and/or repairing the first steel bar column.
3) The guide hole 23 of the guide device 2 is installed corresponding to the first reinforcement column 32, so that the first reinforcement column 32 extends outwards from the guide hole 23, and the guide device 2 can move back and forth on the first reinforcement column 32, as shown in fig. 6.
4) And (3) installing the hoisting precast block 1, moving the guide device 2 upwards or keeping the guide device 2 static, and controlling the installation position of the hoisting precast block 1 to enable the hoisting precast block 1 to be arranged on the inner wall of the guide section 212 of the guide device 2. As shown in fig. 7, 8 and 9, it is ensured that the lower end of the hoisting precast block has been inserted into the guiding device, and the positioning hole of the guiding device is connected with the first reinforcement column 32 of the lower precast block. Thereby through first reinforcing bar post to guider's spacing, rethread guider is to hoist the spacing of prefabricated section, accomplishes first reinforcing bar post and locating hole and hoist the locating hole of prefabricated section and be located same plumb line.
5) And moving the hoisting precast block 1 downwards until the hoisting precast block 1, the guide device 2 and the cast-in-place section 31 are jointed. Since the extending height of the first reinforcement column from the cast-in-place section is longer than the height of the positioning hole, part of the first reinforcement column extends into the positioning hole, that is, the positioning operation is initially completed, as shown in fig. 10. The lock 213 of the guide frame 21 is opened to unfold the guide device 2.
6) The guide plates 22 are taken out one by one from the guide frame 21, and the guide frame 21 is taken out, as shown in fig. 11.
7) And continuously moving down the hoisting precast block 1 to ensure that the hoisting precast block 1 is attached to the cast-in-place section 31, and completing hoisting and positioning, as shown in fig. 12.
The invention does not need a complex system for scanning and reconstructing a model to complete positioning, does not need to fix the guiding device on the ground through screws in field surveying and mapping during use, and does not need to stoop to observe whether the blind holes and the steel bar column are aligned or not during construction by constructors. The invention can solve the problem of accurate positioning of the bottom blind hole of the hoisting precast block and the protruding steel bar column of the lower precast block, and has simple operation and strong practicability.
The above embodiments are only for illustrating the invention and are not to be construed as limiting the invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention, therefore, all equivalent technical solutions also belong to the scope of the invention, and the scope of the invention is defined by the claims.

Claims (6)

1. The utility model provides an assembly type structure hoist and mount positioner which characterized in that includes following subassembly:
the guide frame (21) comprises three or more side frame plates, the side frame plates are mutually rotatably connected, a lock catch (213) is further arranged on each side frame plate, the guide frame (21) is locked or opened by the lock catch (213), a mounting opening (211) is formed in the guide frame (21), the mounting opening (211) comprises a side opening (211 a) and a port (211 b), and the upper parts of the side opening (211 a) and the port (211 b) extend to form a guide section (212);
the guide plate (22), the guide plate (22) includes a side plate (24) and an intermediate plate (25), the side plate (24) includes a female plate (241) and a male plate (242) which are spliced with each other, the female plate (241) is provided with a plurality of first arc-shaped holes (241 a), an end mounting part (241 b) and a first side mounting part (241 c), the male plate (242) is provided with a plurality of second arc-shaped holes (242 a) and a second end mounting part (242 b), the first arc-shaped holes (241 a) and the second arc-shaped holes (242 a) are spliced to form a complete guide hole (23), the first side mounting part (241 c) is mounted at a side opening (211 a), and the end mounting part (241 b) and the second end mounting part (242 b) are mounted at the end opening (211 b); the middle plate (25) is formed by splicing two symmetrical sub-plates (251), and guide holes (23) are formed at two ends of the spliced sub-plates (251); the guide plate (22) is formed by splicing the side plates (24) and the middle plate (25), and the guide plate (22) is installed in a guide frame (21);
the female plate (241), the male plate (242) and the two symmetrical sub-plates (251) are spliced to form a guide hole (23); the guide holes (23) are matched with the steel bar columns in the lower precast block (3) and the hoisting precast block (1);
reinforcing steel bar columns are uniformly poured in the lower precast block (3), the reinforcing steel bar columns extend out of one end of the lower precast block (3), blind holes are formed in the other end of the lower precast block (3), and the blind holes and the reinforcing steel bar columns are located on the same straight line; the shape and the internal structure of the hoisting precast block (1) are the same as those of the lower precast block (3);
the interior of the guide section (212) is matched with the shape of the end part of the hoisting precast block (1); the diameter of the blind hole and the diameter of the guide hole are matched with the diameter of the steel bar column;
the height of the guide hole (23) is lower than the height of the steel bar column extending from one end of the lower precast block (3);
the guide frame (21), the guide plate (22) and the guide hole (23) form a guide device (2), and the hoisting precast block (1) and the lower precast block (3) are accurately positioned and installed through the guide device (2) during use.
2. The assembly type building hoisting positioning device as claimed in claim 1, wherein: the steel plate calibration device is characterized by further comprising a calibration plate, wherein calibration holes are formed in the calibration plate, the number, diameter and interval of the calibration holes are the same as those of the guide holes, and the calibration plate is provided with a steel plate with a certain thickness.
3. The assembly type building hoisting positioning device of claim 2, wherein: after the guide device (2) is installed on the lower precast block (3), the guide section (212) extends upwards to a height exceeding the height of the steel bar column extending from the end face of the lower precast block (3).
4. An assembly type building hoisting and positioning device as claimed in claim 1, 2 or 3, wherein: the guide frame (21) is made of metal materials, and the height of the guide frame (21) does not exceed the extension length of the reinforcement column at the end part of the lower precast block (3).
5. The assembly type building hoisting positioning device of claim 4, wherein: the guide plate (22) is of a solid or hollow structure, and the guide plate (22) is made of a metal material or a rubber material.
6. A method of positioning a set-up building hoist positioning device as claimed in claim 1, 2 or 3, including the steps of:
1) pouring a cast-in-place section (31) on the end surface of the lower precast block (3) to enable the height of the lower precast block to be on the same horizontal plane with the floor, wherein a first reinforcing steel bar column (32) in the lower precast block (3) extends out of the cast-in-place section (31);
2) comparing the guide device (2) or the calibration plate with the extended first steel bar column (32), and finely adjusting the deformed first steel bar column (32) through a construction tool to enable the first steel bar column (32) to correspond to a guide hole (23) in the guide device (2) or a calibration hole in the calibration plate;
3) correspondingly installing a guide hole (23) of the guide device (2) and a first steel bar column (32), enabling the first steel bar column (32) to extend outwards from the guide hole (23), and ensuring that the guide device (2) can move back and forth on the first steel bar column (32);
4) installing the hoisting precast block (1), moving the guide device (2) upwards or keeping the guide device (2) static, and controlling the installation position of the hoisting precast block (1) to enable the hoisting precast block (1) to be arranged on the inner wall of the guide section (212) of the guide device (2);
5) when the hoisting precast block (1) is moved downwards until the hoisting precast block (1), the guide device (2) and the cast-in-place section (31) are attached, the lock catch (213) of the guide frame (21) is opened, and the guide device (2) is unfolded;
6) removing the guide plates (22) one by one from the guide frame (21) and removing the guide frame (21);
7) and continuously moving down the hoisting precast block (1) to ensure that the hoisting precast block (1) is attached to the cast-in-place section (31) to finish hoisting and positioning.
CN202011083189.7A 2020-10-12 2020-10-12 Assembled building hoisting positioning device and positioning method Active CN112227744B (en)

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