CN113104721B

CN113104721B - Long span bent cap framework of steel reinforcement installation lifting device

Info

Publication number: CN113104721B
Application number: CN202110417241.6A
Authority: CN
Inventors: 赵健林; 李圣飞; 倪田超; 吴海生; 高龙龙
Original assignee: Fourth Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: China Construction Eighth Bureau Qingdao Chengyang Construction Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2022-08-26
Anticipated expiration: 2041-04-19
Also published as: CN113104721A

Abstract

The invention discloses a large-span bent cap steel bar framework installation hoisting device which comprises a connecting block, wherein a rectangular cavity is arranged in the connecting block, the upper end of the connecting block is fixedly connected with a hanging ring, a buzzer is arranged in the connecting block, and a through hole is formed in the inner bottom of the rectangular cavity; compressing mechanism is including setting up the sliding block in the rectangle intracavity, the inner wall sliding connection in sliding block and rectangle chamber, the lower extreme of sliding block and the interior bottom in rectangle chamber are through two reset spring elastic connection, two folding gasbags are installed to the lower extreme symmetry of sliding block, two the one end that the sliding block was kept away from to folding gasbag all with the interior bottom fixed connection in rectangle chamber. This equipment can avoid taking place to skid between couple and the lug ring and lead to the condition appearance that the shoulder pole roof beam drops, sends sound simultaneously at the hoist and mount in-process and reminds people to notice dodging, and can design according to the mechanical calculation to arranging the interval and arranging quantity of the lantern ring according to bent cap steel reinforcement framework's weight difference.

Description

Long span bent cap framework of steel reinforcement installation lifting device

Technical Field

The invention relates to the technical field of hoisting equipment, in particular to large-span bent cap steel reinforcement framework installation hoisting equipment.

Background

Bent cap framework reinforcement support frame uses the dish to detain the support usually and sets up, after setting up the completion, generally need install it hoist to the predetermined place, prior art adopts the mode of two atress hoists of single hoist or the mode of using many hoist multiple spot atress hoists to the hoist and mount of long span bent cap framework reinforcement, use the bailey truss as the shoulder pole roof beam directly to be connected with the lifting hook, link to each other bent cap framework and bailey truss, share each position reinforcement framework atress, nevertheless there is the problem still in the current hoist and mount process:

the prior art is in the process of hoist and mount, it can lead to bent cap steel bar framework to take place deformation to use single crane to lift by crane, use many cranes to hoist, economic cost is too high, simultaneously in the hoist and mount process, because when in the high altitude, because the influence of wind-force can make bent cap steel bar framework take place to rock aloft, make the couple skid in the lug ring, can lead to droing of couple, lead to the unsafe factor to appear in the hoist and mount process, and in the hoist and mount process, need calculate according to mechanics and judge position and quantity that wire rope binds on the shoulder pole roof beam, all need bind wire rope again at every turn, the process is comparatively loaded down with trivial details.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a hoisting device for installing a large-span bent cap steel bar framework, which avoids the phenomenon that a shoulder pole beam falls off due to slippage between a hook and a lifting lug ring, sounds are emitted to remind people of avoiding in the hoisting process, and the arrangement distance and the arrangement number of the lantern rings can be designed according to mechanical calculation according to different weights of the bent cap steel bar framework.

In order to achieve the purpose, the invention adopts the following technical scheme: the device comprises a connecting block, wherein a rectangular cavity is formed in the connecting block and used for compressing gas, a hanging ring is fixedly connected to the upper end of the connecting block and connected with a hoisting assembly on a crane (the hoisting assembly of the crane is an existing device and comprises a suspension arm and a hanging ring, the hanging ring is hung on the hanging ring for fishing), a buzzer is installed on the right side of the connecting block, and an opening is formed in the inner bottom of the rectangular cavity;

preferably, the rectangular cavity is internally provided with a compression mechanism, the compression mechanism comprises a sliding block arranged in the rectangular cavity, the sliding block is connected with the inner wall of the rectangular cavity in a sliding manner, the lower end of the sliding block is elastically connected with the inner bottom of the rectangular cavity through two reset springs, two folding air bags are symmetrically arranged at the lower end of the sliding block, one ends of the two folding air bags far away from the sliding block are fixedly connected with the inner bottom of the rectangular cavity, the sliding block has electrical conductivity, two conductive blocks matched with the sliding block are symmetrically arranged on the inner walls of the left side and the right side of the rectangular cavity, a buzzer is arranged on the left side of the connecting block, the anode of the storage battery is electrically connected with the conductive block on the left side through a lead, one end of the conductive block on the right side is electrically connected with the buzzer through a lead, and the other end of the buzzer is electrically connected with the cathode of the storage battery through a lead, a photovoltaic panel is arranged above the connecting block and used for charging a storage battery;

preferably, the lower end of the sliding block is fixedly connected with a vertical rod, the lower end of the vertical rod penetrates through the through opening and is symmetrically provided with two connecting ropes, the two connecting ropes do not have stretchability, one ends, far away from the vertical rod, of the two connecting ropes are respectively provided with a hook, the lower end of each hook is provided with a shoulder pole beam, each shoulder pole beam is composed of a bailey frame, and the upper end of each shoulder pole beam is symmetrically provided with two lug rings matched with the hooks;

preferably, the hook is provided with an arc-shaped groove at one end far away from the connecting rope, a closed-loop mechanism is arranged in the arc-shaped groove and comprises a moving block arranged in the arc-shaped groove, the moving block is connected with the inner wall of the arc-shaped groove in a sliding manner, a vertical cavity is arranged in the vertical rod, the upper end of the folding air bag is communicated with the upper space of the vertical cavity through a three-way pipe, the lower space of the vertical cavity is communicated with two hoses, and one end of each hose, far away from the vertical cavity, is communicated with one side space, far away from the notch, of the moving block through a vertical pipe, corresponding to the arc-shaped groove.

Preferably, a plurality of lantern rings are arranged on the carrying pole beam, the inner walls of the lantern rings are in sliding connection with the carrying pole beam, steel wire ropes are fixedly connected to the lower ends of the lantern rings, a bolt is arranged at the upper end of each lantern ring, a plurality of threaded holes are formed in the upper end of the carrying pole beam, each bolt penetrates through a vertical hole in the corresponding lantern ring and extends into the corresponding threaded hole, and each bolt is in threaded connection with the corresponding vertical hole in the corresponding lantern ring.

Preferably, the inner wall of the hook is provided with an expansion air bag, the expansion air bag expands towards the direction far away from the hook, and the expansion air bag is communicated with the arc-shaped groove through a short pipe.

The invention has the following beneficial effects:

1. compared with the prior art, in the hoisting process, the arrangement space and the arrangement quantity of the lantern rings can be designed according to mechanical calculation according to different weights of the steel reinforcement frameworks of the cover beam, so that the stability in the hoisting process is improved, and the complexity in the hoisting process is reduced;

2. compared with the prior art, the sliding block can move downwards in the hoisting process, so that gas is pressed into the vertical cavity through the three-way pipe and then into the corresponding arc-shaped groove through the hose and the vertical pipe, and the moving block and the hook form a closed loop, so that the situation that the hook falls off due to slipping between the hook and the lifting lug ring in the hoisting process is avoided;

3. compared with the prior art, the sliding block moves downwards continuously and is contacted with the two conductive blocks, so that the buzzer is electrified to make a sound, people are reminded of avoiding by using the sound, the potential safety hazard in the hoisting process is reduced, and the safety of the hoisting process is improved;

4. compared with the prior art, move down along with the continuation of sliding block, when the movable block moved to extreme position, this moment can make the nozzle stub switch on, the nozzle stub switches on back sliding block and lasts move down can pass through the nozzle stub inflation gasbag of impressing unnecessary gas in, thereby make the inflation gasbag inflation, lead to inflation gasbag and lug ring to tightly laminate, avoid the emergence between hoist and mount in-process couple and lug ring to skid and lead to bent cap bar skeleton to take place the condition appearance that rocks, further increase bent cap bar skeleton is at the security of hoist and mount process.

Drawings

Fig. 1 is a schematic structural view of a hoisting device for installing a large-span bent cap steel reinforcement framework provided by the invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

FIG. 4 is a schematic structural view of embodiment 2 of the present invention;

fig. 5 is an enlarged schematic view of the structure at C in fig. 4.

In the figure: the device comprises a connecting block 1, a rectangular cavity 2, a hanging ring 3, a storage battery 4, a buzzer 5, a photovoltaic plate 6, a sliding block 7, a folding air bag 8, a return spring 9, a vertical rod 10, a three-way pipe 11, a vertical cavity 12, a conductive block 13, a through hole 14, a connecting rope 15, a hose 16, a hook 17, a vertical pipe 18, an arc-shaped groove 19, a moving block 20, a carrying beam 21, a lug ring 22, a short pipe 23, an expansion air bag 24, a lantern ring 25, a bolt 26, a threaded hole 27 and a steel wire rope 28.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1

Referring to fig. 1-3, the large-span bent cap steel bar framework installation hoisting equipment comprises a connecting block 1, wherein a rectangular cavity 2 is arranged in the connecting block 1, the rectangular cavity 2 is used for compressing gas, a hanging ring 3 is fixedly connected to the upper end of the connecting block 1, the hanging ring 3 is connected with a hoisting component on a crane (the hoisting component of the crane is an existing device and comprises a suspension arm and a hanging ring, the hanging ring is hung on the hanging ring 3 for fishing), a buzzer 5 is arranged on the right side of the connecting block 1, and a through hole 14 is formed in the inner bottom of the rectangular cavity 2;

wherein, a compression mechanism is arranged in the rectangular cavity 2, the compression mechanism comprises a sliding block 7 arranged in the rectangular cavity 2, the sliding block 7 is connected with the inner wall of the rectangular cavity 2 in a sliding way, the lower end of the sliding block 7 is elastically connected with the inner bottom of the rectangular cavity 2 through two reset springs 9, two folding airbags 8 are symmetrically arranged at the lower end of the sliding block 7, one ends of the two folding airbags 8 far away from the sliding block 7 are fixedly connected with the inner bottom of the rectangular cavity 2, the sliding block 7 has electrical conductivity, two conductive blocks 13 matched with the sliding block 7 are symmetrically arranged on the inner walls of the left side and the right side of the rectangular cavity 2, a buzzer 5 is arranged at the left side of the connecting block 1, the positive pole of the storage battery 4 is electrically connected with the conductive block 13 at the left side through a lead, one end of the conductive block 13 at the right side is electrically connected with the buzzer 5 through a lead, the other end of the buzzer 5 is electrically connected with the negative pole of the storage battery 4 through a lead, a photovoltaic panel 6 is arranged above the connecting block 1, and the photovoltaic panel 6 is used for charging the storage battery 4;

the lower end of the sliding block 7 is fixedly connected with a vertical rod 10, the lower end of the vertical rod 10 penetrates through a through hole 14 and is symmetrically provided with two connecting ropes 15, the two connecting ropes 15 do not have stretchability, one ends, far away from the vertical rod 10, of the two connecting ropes 15 are respectively provided with a hook 17, the lower end of each hook 17 is provided with a shoulder pole beam 21, each shoulder pole beam 21 is composed of a bailey frame, each bailey frame is a steel frame forming a certain unit, the upper end of each shoulder pole beam 21 is symmetrically provided with two lifting lug rings 22 matched with the corresponding hook 17, and the two lifting lug rings 22 are fixedly connected with the shoulder pole beam 21 through screws and nuts;

wherein, the one end that the couple 17 kept away from and is connected rope 15 is equipped with arc wall 19, be equipped with closed loop mechanism in the arc wall 19, closed loop mechanism is including setting up movable block 20 in arc wall 19, movable block 20 and the inner wall sliding connection of arc wall 19, be equipped with perpendicular chamber 12 in the montant 10, the upper end of two folding gasbags 8 and the top space of perpendicular chamber 12 are through three-way pipe 11 intercommunication, the below space intercommunication in perpendicular chamber 12 has two hoses 16, the one end that two hoses 16 kept away from perpendicular chamber 12 is located one side space that groove department was kept away from to movable block 20 with corresponding arc wall 19 and is passed through standpipe 18 intercommunication.

Wherein, be equipped with a plurality of lantern rings 25 on the shoulder pole roof beam 21, the inner wall of a plurality of lantern rings 25 all with shoulder pole roof beam 21 sliding connection, the equal fixedly connected with wire rope 28 of lower extreme of a plurality of lantern rings 25, the upper end of every lantern ring 25 all is equipped with bolt 26, the upper end of shoulder pole roof beam 21 is equipped with a plurality of screw holes 27, every bolt 26 all runs through the perpendicular hole on the lantern ring 25 that corresponds and extends to screw hole 27 in, perpendicular hole threaded connection on every bolt 26 and the lantern ring 25 that corresponds.

The invention can be illustrated by the following operating modes: in the hoisting process, a hoisting component of a crane is connected with the hanging ring 3 (the hoisting component of the crane is an existing device and consists of a suspension arm and a hanging ring, the hanging ring is hung on the hanging ring 3 for fishing), the carrying pole beam 21 is hoisted above the steel bar framework by using the hoisting component, the position of the lantern ring 25 on the carrying pole beam 21 is adjusted after the lantern ring 25 is loosened by using the rotating bolt 26, when the lantern ring 25 is adjusted to a proper position, the rotating bolt 26 rotates the bolt 26 into the threaded hole 27 (the arrangement distance and the arrangement quantity of the lantern ring 25 can be designed according to mechanical calculation according to the weight difference of the steel bar framework of the cover beam), so that the stability in the hoisting process is improved, the lower cross beam and the carrying pole beam 21 are connected by using the steel wire rope 28, the upper cross beam on the top of the support frame is removed after the connection is finished, and the steel bar framework of the cover beam can be hoisted by using the crane;

at this moment, under the action of gravity, the sliding block 7 can move downwards, the sliding block 7 moves downwards to extrude the two folding air bags 8, the two folding air bags 8 are compressed to reduce the space in the folding air bags 8, the air pressure is increased, under the action of atmospheric pressure, the air in the two folding air bags 8 can enter the vertical cavity 12 through the three-way pipe 11, the air in the vertical cavity 12 is increased, the redundant air in the vertical cavity 12 can enter the space, on the side, away from the notch, of the moving block 20, of the arc-shaped groove 19 through the hose 16 and the vertical pipe 18, so that the air in the space, away from the notch, of the moving block 20 is increased, the air pressure is increased, the moving block 20 is pushed to move towards the direction close to the connecting rope 15, the hook 17 and the moving block 20 form a closed loop, and the situation that the hook 17 falls off due to the occurrence of slipping between the hook 17 and the lifting lug 22 in the hoisting process is avoided, the safety in the hoisting process is improved;

at the in-process that sliding block 7 moved down, can make sliding block 7 and two conducting blocks 13 contact to make 5 circular telegrams of bee calling organ make sound, utilize sound to remind people to notice and dodge, thereby reduce the potential safety hazard that the hoist and mount process can appear, promote the security of hoist and mount process.

Compared with the prior art, in the hoist and mount process, can calculate the interval of arranging and arrange quantity of lantern ring 25 according to the mechanics according to bent cap steel reinforcement framework's weight difference and design, thereby promote the stability at the hoist and mount in-process, the loaded down with trivial details degree of hoist and mount in-process has been reduced, hoist and mount in-process can make sliding block 7 move down simultaneously, thereby in the arc wall 19 impresses gas, make movable block 20 and couple 17 constitute a closed loop, thereby avoid taking place to skid between hoist and mount in-process couple 17 and lug ring 22 and lead to the condition that couple 17 drops to appear, promote the security of hoist and mount in-process, and can 5 circular telegrams of bee calling organ sound in hoist and mount process, utilize sound to remind people to notice to dodge, thereby reduce the potential safety hazard that the hoist and mount process can appear, promote the security of hoist and mount process.

Example 2

Referring to fig. 4-5, the difference between this embodiment and embodiment 1 is that an expansion airbag 24 is installed on the inner wall of the hook 17, and the expansion airbag 24 expands in a direction away from the hook 17, so as to increase the friction force between the expansion airbag and the lifting eye ring 22, and avoid the situation that the bent-cover-beam steel reinforcement framework shakes due to the occurrence of slipping between the hook 17 and the lifting eye ring 22 in the hoisting process, further increase the safety of the bent-cover-beam steel reinforcement framework in the hoisting process, and the expansion airbag 24 is communicated with the arc-shaped groove 19 through a short pipe 23.

In this embodiment, move down along with the continuation of sliding block 7, when the movable block 20 moves to extreme position, this moment can make nozzle stub 23 switch on, nozzle stub 23 switches on back sliding block 7 and lasts move down can pass through nozzle stub 23 impress in the inflation gasbag 24 with unnecessary gas, thereby make the gas in the inflation gasbag 24 increase, atmospheric pressure increases, thereby make inflation gasbag 24 to keeping away from the direction inflation of couple 17, thereby inflation gasbag 24 and lug ring 22 tightly laminate, increase and the frictional force between the lug ring 22, avoid slipping the condition that leads to bent cap steel bar framework to take place to rock in the emergence between hoist and mount in-process couple 17 and lug ring 22 to appear, further increase bent cap steel bar framework is at the security of hoist and mount process.

Compared with the prior art, move down along with sliding block 7 lasts, when movable block 20 moves to extreme position, this moment can make nozzle stub 23 switch on, nozzle stub 23 switches on back sliding block 7 and lasts move down can pass through nozzle stub 23 impress inflation gasbag 24 in with unnecessary gas, thereby make inflation gasbag 24 to keeping away from the direction inflation of couple 17, thereby inflation gasbag 24 and lug ring 22 tightly laminate, avoid slipping the condition that leads to bent cap bar framework to take place to rock in the emergence between hoist and mount in-process couple 17 and lug ring 22, further increase bent cap bar framework is at the security of hoist and mount process.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical scope of the present invention and the equivalent alternatives or modifications according to the technical solution and the inventive concept of the present invention within the technical scope of the present invention.

Claims

1. The utility model provides a long span bent cap framework of steel reinforcement installation lifting device, includes connecting block (1), battery (4), its characterized in that: a rectangular cavity (2) is arranged in the connecting block (1), the upper end of the connecting block (1) is fixedly connected with a hanging ring (3), a buzzer (5) is installed on the right side of the connecting block (1), and a through hole (14) is formed in the inner bottom of the rectangular cavity (2);

a compression mechanism is arranged in the rectangular cavity (2), the compression mechanism comprises a sliding block (7) arranged in the rectangular cavity (2), the sliding block (7) is in sliding connection with the inner wall of the rectangular cavity (2), the lower end of the sliding block (7) is elastically connected with the inner bottom of the rectangular cavity (2) through two reset springs (9), two folding airbags (8) are symmetrically installed at the lower end of the sliding block (7), and one ends, far away from the sliding block (7), of the two folding airbags (8) are fixedly connected with the inner bottom of the rectangular cavity (2);

the lower end of the sliding block (7) is fixedly connected with a vertical rod (10), the lower end of the vertical rod (10) penetrates through a through hole (14) and is symmetrically provided with two connecting ropes (15), one ends, far away from the vertical rod (10), of the two connecting ropes (15) are respectively provided with a hook (17), the lower end of each hook (17) is provided with a shoulder pole beam (21), each shoulder pole beam (21) is composed of a bailey frame, and the upper end of each shoulder pole beam (21) is symmetrically provided with two lug rings (22) matched with the hooks (17);

an arc-shaped groove (19) is formed in one end, far away from the connecting rope (15), of the hook (17), and a closed-loop mechanism is arranged in the arc-shaped groove (19);

the closed loop mechanism is including setting up movable block (20) in arc wall (19), movable block (20) and the inner wall sliding connection of arc wall (19), be equipped with in montant (10) and erect chamber (12), two the upper end of folding gasbag (8) and the top space of erecting chamber (12) are through three-way pipe (11) intercommunication, the below space intercommunication of erecting chamber (12) has two hoses (16), two one end that perpendicular chamber (12) were kept away from in hose (16) is located one side space that groove department was kept away from in movable block (20) with corresponding arc wall (19) and is passed through standpipe (18) intercommunication.

2. The hoisting equipment for installing the large-span bent cap reinforcement cage according to claim 1, characterized in that: sliding block (7) have electric conductivity, the left and right sides inner wall symmetry of rectangle chamber (2) is equipped with two conducting block (13) with sliding block (7) matched with, bee calling organ (5) are installed in the left side of connecting block (1).

3. The hoisting equipment for installing the large-span bent cap reinforcement cage according to claim 2, characterized in that: the positive pole of battery (4) with be located left side conducting block (13) and pass through wire electric connection, be located the right side the one end of conducting block (13) passes through wire electric connection with bee calling organ (5), wire electric connection is passed through with the negative pole of battery (4) to the other end of bee calling organ (5), photovoltaic board (6) are installed to the top of connecting block (1).

4. The hoisting equipment for installing the large-span bent cap reinforcement cage according to claim 1, characterized in that: be equipped with a plurality of lantern rings (25) on carrying pole roof beam (21), it is a plurality of the inner wall of lantern ring (25) all with carrying pole roof beam (21) sliding connection, it is a plurality of the equal fixedly connected with wire rope (28) of lower extreme of lantern ring (25), every the upper end of lantern ring (25) all is equipped with bolt (26), the upper end of carrying pole roof beam (21) is equipped with a plurality of screw holes (27), every bolt (26) all run through the perpendicular hole on the lantern ring (25) that corresponds and extend to in screw hole (27), every bolt (26) and the perpendicular hole threaded connection on the lantern ring (25) that corresponds.

5. The hoisting equipment for installing the large-span bent cap reinforcement cage according to claim 1, characterized in that: an expansion air bag (24) is installed on the inner wall of the hook (17), and the expansion air bag (24) is communicated with the arc-shaped groove (19) through a short pipe (23).