CN116239026A - Hoisting device for assembly type building construction - Google Patents

Abstract

The invention discloses a lifting device for assembly type building construction, which comprises a lifting frame, an alignment template and a correction device, wherein the lifting frame comprises a cross beam, each end of the cross beam is rotationally connected with a suspender, the lower end of the suspender is fixedly connected with a limiting block, and one side of the limiting block is provided with a clamping groove; the alignment template comprises a flat plate, a step hole is formed in the flat plate, one side of the flat plate is fixedly connected with two vertical rods, and each vertical rod is provided with a correction hole; the correcting device comprises a correcting plate, and correcting holes are formed in the correcting plate. According to the invention, the correction plates are synchronously lowered through the lifting hydraulic cylinder, so that the steel bars can enter the jacks at the bottom of the wallboard after being exposed from the circular ring, and compared with the existing operation mode of directly watching whether the steel bars can be inserted into the jacks, the correction mode is arranged outside the wallboard, thereby being convenient for improving the assembly efficiency and the assembly safety.

Description

A hoisting device for prefabricated building construction

technical field

The invention relates to the technical field of building assembly, in particular to a hoisting device for assembled building construction.

Background technique

Prefabricated building refers to the transfer of a large number of on-site operations in the traditional construction method to the factory, where the building components and accessories (such as floor slabs, wall panels, stairs, balconies, etc.) are processed and manufactured in the factory, and transported to the construction site. Reliable connections are assembled and installed on site.

On the reserved steel bars for hoisting wall panels to the platform, some steel bars may be collided or position deviation before pouring, so that the wall panels cannot be hoisted to the predetermined position. At this time, some construction workers may not operate according to the specifications and use simple tools. Or put your hand into the bottom of the wall panel, so there are potential safety hazards, and the lack of reference objects makes the assembly not smooth.

Contents of the invention

The purpose of the present invention is to solve the shortcomings in the prior art, and propose a hoisting device for prefabricated building construction, so as to solve the problem in the prior art that some steel bars are deflected and inconvenient for docking when the wall panels are hoisted and assembled .

In order to achieve the above object, the present invention adopts the following technical solutions:

A hoisting device for prefabricated building construction, including a hoisting frame, an alignment formwork and a correction device,

The hoisting frame includes a crossbeam, each end of the crossbeam is rotatably connected to a suspender, and the lower end of the suspender is fixedly connected to a limit block, and a slot is provided on one side of the limit block;

The alignment template includes a flat plate with step holes, one side of the flat plate is fixedly connected with two vertical bars, and each vertical bar is provided with a correction hole;

The correcting device includes a correcting plate, and the correcting plate is provided with correcting holes.

The correcting device also includes a mobile trolley, the upper side of the mobile trolley is fixedly connected to the vertical plate, the vertical plate is provided with a chute, and the sliding block is slidably connected in the chute, and the upper side of the mobile trolley is fixedly connected to the lifting hydraulic cylinder. The telescopic rod of the lifting hydraulic cylinder is fixedly connected to the slider, and the correction plate is fixedly connected to the slider;

One side of the correction plate is provided with a guide groove, and the inner end of the guide groove is rotated to connect the ring, the inner hole of the ring forms a correction hole, and the outer circle of the ring is provided with a notch and forms a superior arc structure, the notch can Align the guide grooves.

The outer side of the ring is provided with teeth, and the correction plate is slidably connected to the rack, and the rack is meshed with the ring through the teeth. One side of the correction plate is fixedly connected to the horizontal hydraulic cylinder, and the telescopic rod of the horizontal hydraulic cylinder Fixed connection with the rack.

The bottom of the ring is coaxially fixedly connected to the conical cover.

One side of the correcting plate is fixedly connected to the support rod, and the upper end of the support rod is fixedly connected to the guide ring. One side of the limit block is provided with a threaded hole, and the threaded hole is internally threaded to connect the guide rod. The guide ring can be connected with the guide Rod slide fit.

The opening end of the guide groove is provided with a guide slope.

The advantage of the present invention is that: the hoisting device for a prefabricated building construction provided by the present invention puts an alignment formwork on the steel bars on both sides, and the flat plate is placed on the steel bar through the step hole, and then when the wall board is lowered, the correction is observed. Whether the hole can be aligned with the grouting hole of the wallboard is used to check whether the steel bar can be smoothly inserted into the socket at the bottom of the wallboard when the steel bar continues to be lowered to the wallboard. In the technology, the construction personnel squat to observe the insertion status, thereby improving safety.

In the present invention, the correction plate is lowered synchronously with the wall board through the lifting hydraulic cylinder, so that the steel bar can enter the socket at the bottom of the wall board after being exposed from the ring, compared with the existing work of directly checking whether the steel bar can be inserted into the socket The calibration method is set outside the wall panel, which facilitates the improvement of assembly efficiency and assembly safety.

Description of drawings

Fig. 1 is the schematic diagram of wallboard hoisting of the present invention;

Fig. 2 is a partially enlarged schematic diagram at the M place in Fig. 1;

Fig. 3 is a partially enlarged schematic diagram at N in Fig. 1;

Fig. 4 is the structural representation of correcting device in the present invention;

Fig. 5 is a schematic diagram of another perspective of the correction device in the present invention;

Fig. 6 is a schematic diagram of enclosing steel bars by rings in the present invention.

Detailed ways

In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

As shown in Figures 1-6, a hoisting device for prefabricated building construction provided by the present invention includes a hoisting frame 1, an alignment template 2 and a correction device 3,

The hoisting frame 1 includes a crossbeam 11, each end of the crossbeam 11 is rotatably connected to a suspender 12, and the lower end of the suspender 12 is fixedly connected to a limit block 13, and one side of the limit block 13 is provided with a card slot 14, and a rubber buffer is arranged inside the card slot 14 Pad, the rotation fulcrum of suspender 12 and crossbeam 11 is set, and when hoisting wallboard 10, limit block 13 auxiliary is stuck on the both sides of suspender 12, avoids wallboard 10 encountering wind force and shakes greatly, improves hoisting safety.

Among them, one of the suspenders 12 shown in Fig. 1 is in the state of being rotated away, which is for the convenience of explanation, but not the state that needs to be maintained in the actual hoisting;

The alignment formwork 2 includes a flat plate 21, which is provided with a step hole 22, one side of the flat plate 21 is fixedly connected with two vertical bars 23, and each vertical bar 23 is provided with a correction hole 24, and an alignment formwork is placed on the steel bars on both sides. , the flat plate 21 rides on the steel bar through the step hole 22, and then when the wall panel 10 is lowered, observe whether the correction hole 24 can be aligned with the grouting hole 20 of the wall panel 10, so as to check whether the steel bar can continue to be lowered to the wall panel. The steel bars can be smoothly inserted into the jacks at the bottom of the wall panels, and if they pass the inspection, they will be removed from the alignment template 2, which avoids the need for construction workers to squat to observe the insertion status in the prior art, thereby improving safety;

The straightening device 3 includes a straightening plate 31 on which a straightening hole 32 is arranged, and the straightening device 3 is used only after a problem is found in the alignment template 2 .

When using the present invention, the crossbeam 11 suspends the wallboard 10 through the sling of the existing method, and plays a role in predicting whether the front template 2 can be inserted smoothly. When it cannot be smoothly inserted into the jack at the bottom of the wallboard 10, the The correction hole 32 of the correction plate 31 corrects the deflected steel bars, thereby avoiding construction personnel from using unsafe tools such as crowbars to carry out correction operations, and improving safety.

The correcting device 3 also includes a mobile trolley 33, the upper side of the mobile trolley 33 is fixedly connected with a vertical plate 34, the vertical plate 34 is provided with a chute 35, and the slide block 36 is slidably connected in the chute 35, and the mobile trolley 33 The upper side is fixedly connected to the lifting hydraulic cylinder 37, the telescopic rod of the lifting hydraulic cylinder 37 is fixedly connected to the slider 36, and the correction plate 31 is fixedly connected to the slider 36;

One side of the correction plate 31 is provided with a guide groove 38, the inner end of the guide groove 38 is rotatably connected to the ring 39, the inner hole of the ring 39 forms the correction hole 32, and the outer circle of the ring 39 is provided with a notch 391 and Form a superior arc structure, the bottom of the ring 39 is coaxially fixedly connected to the conical cover 6, the notch 391 can align with the guide groove 38, and the opening end of the guide groove 38 is provided with a guide slope 381; the side of the conical cover 6 The same groove as the ring 39, the slope of the conical cover 6 is convenient when the correction plate 31 descends, if the upper end of the reinforcing bar is deflected, it can be guided by the conical surface of the conical cover 6, and the upper end of the reinforcing bar can be corrected to enter The ring 39 facilitates the butt insertion of the subsequent wall panels 10 and improves the assembly efficiency of the wall panels 10 .

Further, the outer side of the ring 39 is provided with teeth, the inside of the correction plate 31 is slidingly connected to the rack 4, and the rack 4 is meshed with the ring 39 through the teeth, and one side of the correction plate 31 is fixedly connected to the horizontal The hydraulic cylinder 5, the telescopic rod of the horizontal hydraulic cylinder 5 is fixedly connected to the rack 4; one side of the correction plate 31 is fixedly connected to the strut 311, the upper end of the strut 311 is fixedly connected to the guide ring 312, and the limit block 13- The side is provided with a threaded hole 313, the threaded hole 313 is internally threaded to connect the guide rod 314, the guide ring 312 can slide and fit with the guide rod 314, the cooperation between the guide ring 312 and the guide rod 314 adopts a clearance fit, and the gap is smaller than that of the steel bar and the guide rod 314. The gap of wallboard 10 lower end jacks.

The present invention judges by the cooperation of the guide rod 314 and the guide ring 312, whether it is necessary to correct the reinforcing bar introduced into the ring 39, and then the reinforcing bar enters the ring 39, and then the guide ring 312 cooperates with the guide rod 314, namely The guide rod 314 can be assembled with the threaded hole 313 after passing through the guide ring 312, and after the positions of the steel bars are respectively calibrated on the front and rear sides of the wallboard 10, the position is correct;

If there is a large deviation, then control the horizontal hydraulic cylinder 5 to push the rack 4 to slide and drive the ring 39 to rotate, and the notch 391 on the side of the ring 39 after the rotation forms a seal, and now the position of the correction plate 31 can be moved. Push the steel bars for correction, so that the above calibration requirements are finally met;

Subsequently, after removing the guide rod 314, when the wallboard 10 is lowered, the lifting hydraulic cylinder 37 lowers the correction plate 31 synchronously, so that the steel bar can enter the socket at the bottom of the wallboard 10 after being exposed by the ring 39, compared with the existing Some work directly to see whether the steel bar can be inserted into the socket, and set the calibration method outside the wall panel, so as to improve assembly efficiency and assembly safety;

Finally, after the steel bar is inserted into the jack of the wallboard 10, the ring 39 turns and makes the notch 391 align with the guide groove 38 again, so that the correction plate 31 can leave the steel bar from the side under the movement of the mobile trolley 33, and then the wall The board 10 is lowered into place completely, and the hoisting operation of the wall board 10 is completed.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications and substitutions can be made to these embodiments without departing from the principle and spirit of the present invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (6)

1. The utility model provides an assembled hoisting device for construction, includes hoist and mount frame (1) and aligns template (2) and orthotic devices (3), its characterized in that:

the lifting frame (1) comprises a cross beam (11), each end of the cross beam (11) is rotationally connected with a hanging rod (12), the lower end of the hanging rod (12) is connected with a limiting block (13), and one side of the limiting block (13) is provided with a clamping groove (14);

the alignment template (2) comprises a flat plate (21), a step hole (22) is formed in the flat plate (21), one side of the flat plate (21) is fixedly connected with two vertical rods (23), and each vertical rod (23) is provided with a correction hole (24);

the correcting device (3) comprises a correcting plate (31), and correcting holes (32) are formed in the correcting plate (31).

2. The hoisting device for fabricated building construction according to claim 1, wherein: the correcting device (3) further comprises a moving trolley (33), a vertical plate (34) is fixedly connected to the upper side of the moving trolley (33), a sliding groove (35) is formed in the vertical plate (34), a sliding block (36) is connected in a sliding mode in the sliding groove (35), a lifting hydraulic cylinder (37) is fixedly connected to the upper side of the moving trolley (33), a telescopic rod of the lifting hydraulic cylinder (37) is fixedly connected with the sliding block (36), and the correcting plate (31) is fixedly connected to the sliding block (36);

the utility model discloses a correction board, including correction board (31), guide way (38) are equipped with one side, ring (39) are connected in the inner end rotation of guide way (38), and the hole of ring (39) forms correction hole (32), and the excircle of ring (39) is equipped with notch (391) and forms the major arc structure, and notch (391) can align guide way (38).

3. The hoisting device for fabricated building construction according to claim 2, wherein: teeth are arranged on the outer side of the circular ring (39), the rack (4) is connected in a sliding mode in the correcting plate (31), the rack (4) is meshed with the circular ring (39) through the teeth, one side of the correcting plate (31) is fixedly connected with the transverse hydraulic cylinder (5), and a telescopic rod of the transverse hydraulic cylinder (5) is fixedly connected with the rack (4).

4. A lifting device for use in fabricated building construction according to claim 3, wherein: the bottom of the circular ring (39) is coaxially and fixedly connected with the conical cover (6).

5. The hoisting device for fabricated building construction according to claim 4, wherein: the correcting plate is characterized in that one side of the correcting plate (31) is fixedly connected with a supporting rod (311), the upper end of the supporting rod (311) is fixedly connected with a guide ring (312), one side of the limiting block (13) is provided with a threaded hole (313), the threaded hole (313) is internally connected with a guide rod (314), and the guide ring (312) can be slidably matched with the guide rod (314).

6. The hoisting device for fabricated building construction according to claim 2, wherein: a guide inclined surface (381) is arranged at the opening end of the guide groove (38).

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