CN209758851U - assembled prefabricated plate hoist device - Google Patents

Abstract

The utility model relates to an assembled precast slab hoisting device, which comprises two parallel hoisting beams, a supporting beam fixedly connected between the two hoisting beams, a connecting clamp, a plurality of upper hoisting rings fixedly connected on the hoisting beams, a plurality of lower hoisting rings arranged on the connecting clamp, a sling and a connecting piece fixedly connected on the hoisting beams and used for connecting the hoisting beams with a crane; connecting fixture includes the clamp, down the clamp, along the equidistant fixed connection of clamp length direction on the lower screw rod of clamp, slip the cover establish on the screw rod and fixed connection in last clamp sleeve pipe and the nut of screw-thread fit on the screw rod of one side, the sleeve pipe is located between nut and the lower clamp, rings fixed connection deviates from the one end of clamp down in the screw rod down. The advantages are that: the structure of the prefabricated slab can not be actively damaged in the hoisting process, and meanwhile, the prefabricated slab is uniformly stressed and is not easy to crack due to centralized stress points.

Description

Assembled prefabricated plate hoist device

Technical Field

The utility model relates to a lifting device especially relates to a hoist device of prefabricated plate.

Background

With the promotion of building industrialization, prefabricated parts are more and more widely used. The building industrialization refers to the realization of universalization of building components and assembly and mechanization of field construction by applying a modern management mode and through standardized building design and modular and factory production of parts. The construction and assembly parts are prefabricated in factories, the construction process can be simultaneously unfolded on site and in factories, most of work is finished in factories, and the time for field installation is short. Particularly, in the concrete construction process with great dependence on weather, the rapid maintenance method is adopted in the production of the factory precast concrete members, and the maintenance time is greatly shortened compared with the maintenance time in a cast-in-place mode.

However, the currently used industrial hoisting tool for the prefabricated part needs to be matched with a lifting hook pre-arranged on the hoisting part or hoisting the prefabricated part by installing the lifting hook on the formed hoisting part through a bolt, stress points on the prefabricated part are concentrated in the two modes, the prefabricated part is prone to cracking in the hoisting process, especially, the prefabricated plate which is a member with a large horizontal size has more cracking phenomena in the hoisting process, and the mode of installing the lifting hook through the bolt can damage the structure of the prefabricated part.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an assembled prefabricated plate hoist device, its advantage is: the structure of the prefabricated slab can not be actively damaged in the hoisting process, and meanwhile, the prefabricated slab is uniformly stressed and is not easy to crack due to centralized stress points.

The above object of the present invention can be achieved by the following technical solutions: an assembled precast slab hoisting device comprises two parallel hoisting beams, a supporting beam fixedly connected between the two hoisting beams, two connecting clamps for connecting precast slabs, a plurality of upper hoisting rings fixedly connected to the hoisting beams at equal intervals, a plurality of lower hoisting rings arranged on the connecting clamps at equal intervals, hoisting ropes connected between the upper hoisting rings and the lower hoisting rings, and connecting pieces fixedly connected to the hoisting beams and used for connecting the hoisting beams with a crane;

Connecting jig includes the clamp, down the clamp, along the equidistant fixed connection of clamp length direction on the clamp screw rod down, slip the cover establish on the screw rod and fixed connection in the sleeve pipe of last clamp one side and the nut of screw-thread fit on the screw rod, the sleeve pipe is located between nut and the lower clamp, rings fixed connection deviates from the one end of clamp down in the screw rod down, go up the clamp and form the one side male grafting space of the prefabricated plate that supplies the level setting down between the clamp, two connecting jig's grafting space sets up in opposite directions.

By the technical scheme, when the prefabricated slab is hoisted, a worker connects the prefabricated slab hoisting device to a lifting hook of a crane by using the connecting piece, then the two connecting clamps are respectively arranged on the two sides of the precast slab, the concrete installation process is that the nut is firstly screwed to lead the nut to move towards the direction far away from the lower clamp body, then the prefabricated plate is inserted into the inserting space by moving the upper clamp body and the lower clamp body, then the nut is screwed to move the nut towards the direction close to the lower clamp body, and finally the nut is tightly abutted against the sleeve, so that the prefabricated plate is clamped by the upper clamp body and the lower clamp body to complete the installation of the connecting clamp, then the precast slab can be hoisted, the structure of the precast slab can not be actively damaged in the whole hoisting process, meanwhile, due to the arrangement of the connecting clamp, when the prefabricated slab is lifted, the stress is uniform, and the cracking phenomenon of the prefabricated slab caused by concentrated stress points is not easy to occur.

The utility model discloses further set up to: the periphery of the nut is integrally provided with a sleeve, and a wrench rod penetrates through the sleeve.

Through the technical scheme, the nut is convenient for workers to screw.

The utility model discloses further set up to: and anti-falling parts for preventing the wrench rod from falling off from the sleeve are arranged at two ends of the wrench rod.

Through above-mentioned technical scheme, the anticreep piece can avoid the spanner pole to deviate from the sleeve, leads to the spanner pole to lose.

the utility model discloses further set up to: the connecting clamp further comprises a jack fixedly connected between the upper clamp body and the lower clamp body.

Through the technical scheme, the size of the plugging space can be conveniently adjusted by a worker, and the connecting clamp can be conveniently installed on the prefabricated slab by the worker.

The utility model discloses further set up to: the connecting piece comprises four lifting lug plates which are respectively fixedly connected to two ends of the two lifting beams and two steel wire ropes which are respectively fixedly connected between the lifting lug plates on the same lifting beam.

Through above-mentioned technical scheme, simple to use, the staff only need with two wire rope hang to the crane can.

The utility model discloses further set up to: both ends of the sling are fixedly connected with shackles.

Through the technical scheme, the sling is convenient to replace.

The utility model discloses further set up to: the clamping device is characterized by further comprising a plurality of supporting rods, wherein a plurality of inserting through holes are formed in one opposite side of each of the two lower clamping bodies, and the supporting rods penetrate through the corresponding inserting through holes in the two lower clamping bodies.

Through the technical scheme, the middle of the prefabricated plate is effectively supported, and the prefabricated plate is prevented from being broken.

the utility model discloses further set up to: the hanging beam and the supporting beam are made of I-shaped steel.

Through the technical scheme, the raw materials are easy to obtain, and redundant processing is not needed.

To sum up, the utility model discloses a beneficial technological effect does: the structure of the prefabricated slab cannot be actively damaged in the whole hoisting process, and meanwhile, due to the arrangement of the connecting clamp, the prefabricated slab is uniformly stressed when being hoisted, so that the cracking phenomenon of the prefabricated slab caused by centralized stress points is not easy to occur; when the prefabricated slab is lifted, a worker connects the prefabricated slab lifting device to a lifting hook of a crane by using a connecting piece, then the two connecting clamps are respectively arranged on two sides of the prefabricated slab, and the concrete installation process comprises the steps of firstly screwing a nut to enable the nut to move towards the direction far away from a lower clamp body, then inserting the prefabricated slab into an inserting space by moving the upper clamp body and the lower clamp body, then screwing the nut to enable the nut to move towards the direction close to the lower clamp body, and finally enabling the nut to be tightly abutted against a sleeve, so that the prefabricated slab is clamped by the upper clamp body and the lower clamp body, the installation of the connecting clamps is completed, and then the prefabricated slab can be lifted.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

In the figure, 1, a hanging beam; 2. a support beam; 3. connecting a clamp; 31. an upper clamp body; 32. a lower clamp body; 33. a screw; 34. a sleeve; 35. a nut; 36. a sleeve; 37. a spanner bar; 371. a drop-off prevention member; 39. a jack; 4. an upper hanging ring; 5. a lower lifting ring; 6. a sling; 61. shackle dismounting; 7. a connecting member; 71. lifting the lug plate; 72. a wire rope; 8. a support bar; 9. and (4) inserting through holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses an assembled prefabricated plate hoist device, including two hanging beam 1 that are parallel to each other, a supporting beam 2 of fixed connection between two hanging beam 1, two coupling fixture 3 that are used for connecting the prefabricated plate, a plurality of along hanging beam 1 equidistant fixed connection of length direction at the last rings 4 of hanging beam 1 downside, a plurality of equidistant lower rings 5 that set up on coupling fixture 3, connect at last rings 4 and the hoist cable 6 of rings 5 down between and fixed connection is used for connecting hanging beam 1 and connecting piece 7 of crane on hanging beam 1.

Referring to fig. 1, the connecting member 7 includes four lifting lugs 71 respectively fixedly connected to both ends of two lifting beams 1, and two wire ropes 72 respectively fixedly connected between the lifting lugs 71 on the same lifting beam 1.

Referring to fig. 1, the connecting jig 3 includes an upper jig 31 and a lower jig 32 made of angle steel, a U-shaped insertion space into which one side of a horizontally arranged prefabricated slab is inserted is formed between the upper jig 31 and the lower jig 32, and the insertion spaces of the two connecting jigs 3 are disposed to face each other. The connecting clamp 3 further comprises a screw 33 fixedly connected to one side of the lower clamp body 32, which faces away from the plugging space, at equal intervals along the length direction of the lower clamp body 32, a sleeve 34 slidably sleeved on the screw 33 and fixedly connected to one side of the upper clamp body 31, which faces away from the plugging space, and a nut 35 in threaded fit on the screw 33, wherein the sleeve 34 is positioned between the nut 35 and the lower clamp body 32. The lower suspension ring 5 is fixedly connected to one end of the corresponding screw rod 33 departing from the lower clamp body 32.

Referring to fig. 1, the assembled prefabricated slab hoisting device further includes a plurality of support rods 8 (three are taken as an example in this embodiment), a plurality of insertion through holes 9 are formed in opposite sides of the two lower clamps 32, the support rods 8 are respectively inserted into the opposite insertion through holes 9 of the two lower clamps 32, and when the prefabricated slab is clamped by the connecting clamp 3, the support rods 8 abut against the lower side of the prefabricated slab.

When the prefabricated slab is lifted, an operator hangs two steel wire ropes 72 on a lifting hook of a crane, then lifts the prefabricated slab lifting device by using the crane, and then respectively installs the two connecting clamps 3 on two sides of the prefabricated slab, wherein the nut 35 is firstly screwed to move the nut 35 in a direction away from the lower clamp 32, then the prefabricated slab is inserted into the inserting space by moving the upper clamp 31 and the lower clamp 32, then the nut 35 is screwed to move the nut 35 in a direction close to the lower clamp 32, and finally the nut 35 is tightly abutted to the sleeve 34, so that the upper clamp 31 and the lower clamp 32 clamp the prefabricated slab tightly, the connecting clamps 3 are installed, then the supporting rod 8 passes through the corresponding inserting through hole 9, the supporting rod 8 supports the prefabricated slab, and then the prefabricated slab can be lifted.

Further, referring to fig. 1 and 2, in order to facilitate the worker to screw the nut 35, a sleeve 36 is integrally provided on an outer peripheral side of the nut 35, and a wrench lever 37 is inserted into the sleeve 36. In order to prevent the trigger lever 37 from being easily lost due to the trigger lever 37 being released from the sleeve 36, anti-release members 371 are fixedly attached to both ends of the trigger lever 37.

Furthermore, as shown in fig. 1, connecting blocks are fixedly connected to both sides of the upper clamp body 31 and the lower clamp body 32 facing away from the splicing space, and a jack 39 is fixedly connected between the two connecting blocks, so that the size of the splicing space for the worker is facilitated, and the worker can conveniently install the connecting clamp 3 on the prefabricated slab.

Referring to fig. 1, in the present embodiment, 5 upper rings 4 and 5 are provided, two ends of a sling 6 are fixedly connected with shackles 61, one end of the sling 6 is connected to the lower ring 5 at one end of the connecting fixture 3 through the shackles 61, and the other end of the sling 6 sequentially passes through the two upper rings 4 along the length direction of the hoisting device, then passes through the two lower rings 5, then passes through the two upper rings 4, and finally is connected to the upper ring 4 at the other end of the connecting fixture 3 through the shackles 61 after passing through the two lower rings 5.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides an assembled prefabricated plate hoist device, characterized by: the prefabricated slab hoisting device comprises two parallel hoisting beams (1), a supporting beam (2) fixedly connected between the two hoisting beams (1), two connecting clamps (3) used for connecting prefabricated slabs, a plurality of upper hoisting rings (4) fixedly connected to the hoisting beams (1) at equal intervals, a plurality of lower hoisting rings (5) arranged on the connecting clamps (3) at equal intervals, a sling (6) connected between the upper hoisting rings (4) and the lower hoisting rings (5) and a connecting piece (7) fixedly connected to the hoisting beams (1) and used for connecting the hoisting beams (1) and a crane;

Connecting jig (3) include clamp (31), lower clamp (32), follow down clamp (32) length direction equidistant fixed connection screw rod (33) on clamp (32) down, slip the cover establish on screw rod (33) and fixed connection sleeve pipe (34) and screw-thread fit nut (35) on screw rod (33) of last clamp (31) one side, sleeve pipe (34) are located between nut (35) and lower clamp (32), rings (5) fixed connection is in the one end that clamp (32) deviate from down in screw rod (33) down, it supplies the horizontal one side male grafting space of the prefabricated plate that sets up, two to go up between clamp (31) and the lower clamp (32) grafting space of connecting jig (3) sets up in opposite directions.

2. The assembled prefabricated slab hoisting device of claim 1, which is characterized in that: a sleeve (36) is integrally arranged on the outer peripheral side of the nut (35), and a wrench rod (37) penetrates through the sleeve (36).

3. The assembled prefabricated slab hoisting device of claim 2, wherein: and anti-falling pieces (371) for preventing the wrench rod (37) from falling off from the sleeve (36) are arranged at two ends of the wrench rod (37).

4. The assembled prefabricated slab hoisting device of claim 1, which is characterized in that: the connecting clamp (3) further comprises a jack (39) fixedly connected between the upper clamp body (31) and the lower clamp body (32).

5. The assembled prefabricated slab hoisting device of claim 1, which is characterized in that: the connecting piece (7) comprises four lifting lug plates (71) which are respectively fixedly connected to the two ends of the two lifting beams (1) and two steel wire ropes (72) which are respectively fixedly connected between the lifting lug plates (71) on the same lifting beam (1).

6. The assembled prefabricated slab hoisting device of claim 1, which is characterized in that: both ends of the sling (6) are fixedly connected with shackles (61).

7. The assembled prefabricated slab hoisting device of claim 1, which is characterized in that: the novel clamping device is characterized by further comprising a plurality of supporting rods (8), wherein a plurality of inserting through holes (9) are formed in one opposite side of each of the lower clamping bodies (32), and the supporting rods (8) penetrate through the corresponding inserting through holes (9) in the two lower clamping bodies (32).

8. The assembled prefabricated slab hoisting device of claim 1, which is characterized in that: the hanging beam (1) and the supporting beam (2) are made of I-shaped steel.