CN220080920U

CN220080920U - Large-span steel structure beam unloading device

Info

Publication number: CN220080920U
Application number: CN202321295848.2U
Authority: CN
Inventors: 陈建国; 陈凯
Original assignee: JIANGSU BAOLI HEAVY INDUSTRY TECHNOLOGY CO LTD
Current assignee: JIANGSU BAOLI HEAVY INDUSTRY TECHNOLOGY CO LTD
Priority date: 2023-05-26
Filing date: 2023-05-26
Publication date: 2023-11-24
Anticipated expiration: 2033-05-26

Abstract

The utility model discloses a large-span steel structure beam unloading device, which comprises a device main body, wherein the bottom end of the device main body is provided with a bottom plate, one side of the bottom plate is provided with a group of controllers, and the top end of the bottom plate is provided with four groups of sleeves; through setting up the bracing piece that hydraulic telescoping rod and alternately set up, can change the height of steel construction crossbeam according to the demand, therefore it is more convenient to use, also can adjust after follow-up high requirement changes, hydraulic telescoping rod extension then can drive the mount and carry out parallel decline, when steel construction crossbeam is fixed unstable when falling downwards, the mount still can support it, avoid it to take place to slide and smash the staff, therefore use safer, when carrying out the uninstallation operation simultaneously, can reduce the height adjustment of slide bar, and fix it with first gag lever post, even the steel construction crossbeam takes place the landing like this, avoid also being injured by the smash than the position that the slide bar is low, the security has been improved.

Description

Large-span steel structure beam unloading device

Technical Field

The utility model belongs to the technical field of buildings, and particularly relates to a large-span steel structure beam unloading device.

Background

In large-span structural engineering, the pre-arching of the cross beam is required to be unloaded, the unloading process is very slow and stable, and the construction difficulty is very high. At present, many large-span cross beams are unloaded by a method of cutting support columns by using a manual flame cutter. Not only is the unloading amount difficult to control, but also the components can be cut during the cutting process, and the biggest disadvantage is that workers are required to ascend to use cutting equipment, so that the method is quite unsafe.

The prior art is as application number "202121280398.0", discloses a large-span stiffness roof beam strutting arrangement's uninstallation structure, belongs to the building field, the on-line screen storage device comprises a base, the inside of base is provided with the threaded rod, the base is located the top of threaded rod and is provided with the steel pipe, the outside of steel pipe bottom is provided with the gusset plate, the bottom of recess is provided with the through-hole, the inside of steel pipe is provided with the cavity, the bottom of cavity is provided with quartz sand, the inside top that is located quartz sand of cavity is provided with the support column, the top of support column is provided with the mount. According to the utility model, through the quartz sand, the sand outlet pipe and the support columns, the support device is required to be unloaded after the stiff beam reaches enough strength, the outer cover of the sand outlet pipe at one side of the steel pipe can be directly opened in a mode, the thinner quartz sand can flow outwards from the sand outlet pipe, the support columns in the cavity gradually lose supporting force to loosen, and then unloading operation can be performed by staff.

According to the technical scheme, the large-span stiff beam can be lifted to the required height by adding different amounts of quartz sand into the steel pipe, when the supporting device is required to be unloaded at the later stage, the outer cover of the sand outlet pipe at one side of the steel pipe can be opened, thinner quartz sand flows outwards from the sand outlet pipe, the supporting columns in the cavity gradually lose supporting force to loosen, at the moment, unloading operation can be performed by staff, the supporting columns are supported and then are difficult to adjust in height, when the height is required to be adjusted at the later stage, the steel structure is required to be taken down, a certain amount of quartz sand is added into the steel pipe, so that the steel pipe is inconvenient to use, in addition, if the cross beam is not fixedly supported in place, when the mechanism is not stressed firmly enough, the cross beam is supported in place when the supporting device is unloaded at the later stage, the cross beam is easy to fall downwards, and the outward flow of quartz sand is different, so that the quartz sand cannot firmly fall onto the fixing frame and can incline and slide down, so that people are injured, and the steel pipe is not guaranteed to be safe when the steel pipe is dismounted.

For the problems in the related art, no effective solution has been proposed at present.

Therefore, in order to solve the problems, the utility model provides a large-span steel structure beam unloading device.

Disclosure of Invention

The utility model aims to provide a large-span steel structure beam unloading device which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a large-span steel construction crossbeam uninstallation device, includes the device main part, the bottom plate is installed to the bottom of device main part, a set of controller is installed to one side of bottom plate, four sets of sleeves are installed on the top of bottom plate, telescopic internally mounted has a set of slide bar, a plurality of first spacing holes of group have been seted up on the slide bar, slidable mounting has a set of first gag lever post on the sleeve, two sets of first slide rails are installed on the top of bottom plate, two sets of first fixed blocks are installed on the top of bottom plate, a set of first slider of slidable mounting has, first slider with the second spacing hole has all been seted up on the first slide rail, slidable mounting has a set of second gag lever post on the first slider, a set of hydraulic telescoping rod is installed to one side of first fixed block, the telescoping end of hydraulic telescoping rod with all install a set of bracing piece on the first slider, the top of first gag lever post is installed on the top of two sets of first slide rail, the first fixed block is installed to the second mount, two sets of slide rails are installed to the second mount and the second mount is installed to the second side.

Further, four groups of mounting grooves are formed in the bottom end of the bottom plate, a group of electric telescopic rods are mounted in the mounting grooves, and a group of rollers are mounted at the telescopic ends of the electric telescopic rods.

Furthermore, the two groups of support rods are distributed in a crossing way, and the two groups of support rods are connected through a connecting rotating shaft.

Further, a placing groove is formed in the top end of the fixing frame, and a steel structure beam is installed in the placing groove.

Further, the electric telescopic rod and the hydraulic telescopic rod are electrically connected with the controller.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the height of the steel structure beam can be changed according to the requirements by arranging the hydraulic telescopic rods and the cross supporting rods, so that the steel structure beam is more convenient to use, and can be adjusted after the subsequent height requirements are changed.

2. According to the utility model, the hydraulic telescopic rod can drive the fixing frame to drop in parallel when the steel structure beam is fixed and falls down unstably, the fixing frame can still support the steel structure beam, so that the steel structure beam is prevented from sliding and injuring workers by smashing, the steel structure beam is safer to use, meanwhile, when unloading operation is carried out, the height of the sliding rod can be lowered, the steel structure beam is fixed by the first limiting rod, and therefore, even if the steel structure beam falls down, smashing injury can be avoided when the steel structure beam is hidden at a position lower than the sliding rod, and the safety is improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a front view of the present utility model;

fig. 3 is a front cross-sectional view of a base plate of the present utility model.

Reference numerals:

1. a device body; 2. a bottom plate; 201. a mounting groove; 202. an electric telescopic rod; 203. a roller; 3. a controller; 4. a sleeve; 401. a slide bar; 402. a first limiting hole; 403. a first stop lever; 5. a first slide rail; 501. a first fixed block; 502. a first slider; 503. a second limiting hole; 504. a second limit rod; 6. a hydraulic telescopic rod; 7. a support rod; 8. a fixing frame; 801. a placement groove; 802. a second slide rail; 803. a second fixed block; 804. a second slider; 9. a steel structure beam.

Detailed Description

The utility model is further described below with reference to the accompanying drawings and detailed description:

referring to fig. 1-3, a large span steel structure beam unloading device according to an embodiment of the present utility model includes a device main body 1, a bottom plate 2 is installed at the bottom end of the device main body 1, a group of controllers 3 is installed at one side of the bottom plate 2, four groups of sleeves 4 are installed at the top end of the bottom plate 2, a group of sliding rods 401 are slidably installed inside the sleeves 4, a plurality of groups of first limiting holes 402 are formed on the sliding rods 401, a group of first limiting rods 403 are slidably installed on the sleeves 4, the sleeves 4 and the sliding rods 401 are made of harder steel materials, after supporting the steel structure beam 9, the first limiting rods 403 are inserted into the first limiting rods 403, so that limiting of the steel structure beam 9 can be completed, and thus, supporting effect can also be achieved, two groups of first sliding rails 5 are installed at the top end of the bottom plate 2, two groups of first fixing blocks 501 are arranged at the top end of the bottom plate 2, a group of first sliding blocks 502 are slidably arranged in the first sliding rail 5, second limiting holes 503 are formed in the first sliding blocks 502 and the first sliding rail 5, a group of second limiting rods 504 are slidably arranged on the first sliding blocks 502, the second limiting rods 504 can limit the first sliding blocks 502, the steel structure cross beam 9 can be prevented from directly falling down when the hydraulic telescopic rods 6 fail, a certain safety guarantee effect can be achieved, a group of hydraulic telescopic rods 6 are arranged on one side of each first fixing block 501, the telescopic ends of the hydraulic telescopic rods 6 are connected with the first sliding blocks 502, when the hydraulic telescopic rods 6 are telescopic, the included angles between the supporting rods 7 are changed, and therefore the height of the fixing frames 8 can be adjusted, therefore, the steel structure beam 9 can be lifted to a proper height according to the use requirement, and the steel structure beam 9 can be continuously pushed to move up and down after the height requirement is changed in the later stage, so that the steel structure beam 9 is more convenient to use, a group of support rods 7 are respectively arranged on the first fixing blocks 501 and the first sliding blocks 502, a group of fixing frames 8 are arranged at the top ends of the first limiting rods 403, two groups of second sliding rails 802 are arranged at the bottom ends of the fixing frames 8, a group of second fixing blocks 803 are fixedly arranged at one side of the inner part of each second sliding rail 802, a group of second sliding blocks 804 are slidably arranged in each second sliding rail 802, one ends of the two groups of support rods 7 are respectively connected with the second fixing blocks 803 and the second sliding blocks 804, after the steel structure beam 9 is supported, the height of the sliding rod 401 is adjusted, the sliding rod 401 is limited, the steel structure beam 9 can be supported in an auxiliary mode, meanwhile, after the steel structure beam 9 reaches enough strength, the supporting device is required to be unloaded, the steel structure beam 9 is converted into the structure self-stress by supporting stress, the hydraulic telescopic rod 6 stretches to drive the fixing frame 8 to descend in parallel, when the steel structure beam 9 is fixed and falls down unstably, the fixing frame 8 can still support the steel structure beam 9, sliding smashing of workers is avoided, the sliding rod is safer to use, meanwhile, the height of the sliding rod 401 can be adjusted down when unloading operation is carried out, the steel structure beam 9 is fixed through the first limiting rod 403, smashing of workers can be avoided even if the steel structure beam 9 falls down and is avoided to a position lower than the sliding rod 401, and safety is improved.

According to the scheme of the utility model, four groups of mounting grooves 201 are formed in the bottom end of the bottom plate 2, a group of electric telescopic rods 202 are arranged in the mounting grooves 201, a group of rollers 203 are arranged at the telescopic ends of the electric telescopic rods 202, when the device needs to be moved, the electric telescopic rods 202 stretch to push the rollers 203 out of the mounting grooves 201, the rollers 203 directly contact the ground, so that the device can be conveniently moved, when the electric telescopic rods 202 shrink, the rollers 203 can be retracted into the mounting grooves 201, the bottom plate 2 directly contacts the ground, sliding of the bottom plate can be avoided, two groups of supporting rods 7 are distributed in a crossing manner, the triangular support is more stable, the supporting of the steel structure cross beams 9 is also more stable, the two groups of supporting rods 7 are connected through connecting shafts, a placing groove 801 is formed in the top end of the fixing frame 8, the steel structure cross beams 9 are arranged in the placing groove 801, and the electric telescopic rods 202 and the hydraulic telescopic rods 6 are electrically connected with the controller 3.

The utility model relates to a working principle of a large-span steel structure beam unloading device, which comprises the following steps: when the hydraulic telescopic rod 6 is used, firstly, the hydraulic telescopic rod 6 is controlled to stretch and retract according to requirements, so that the distance between the first fixing block 501 and the first sliding block 502 can be changed, and the angle between the two groups of supporting rods 7 can be changed, therefore, the height of the fixing frame 8 can also be changed, then the sliding rod 401 is lifted to a proper height, the first limiting rod 403 is inserted into the first limiting hole 402, the second limiting rod 504 is inserted into the second limiting hole 503, then the steel structure beam 9 is placed into the placing groove 801 to complete the building operation, and after the steel structure beam 9 reaches enough strength, the supporting device is required to be unloaded, so that the steel structure beam 9 is converted into the structure self-stress by the supporting stress.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited to the above-described embodiment, but may be modified or substituted for some of the technical features described in the above-described embodiments by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a large-span steel construction crossbeam uninstallation device, its characterized in that, including device main part (1), bottom plate (2) are installed to the bottom of device main part (1), a set of controller (3) are installed to one side of bottom plate (2), four sets of sleeve (4) are installed on the top of bottom plate (2), a set of slide bar (401) are installed to the inside slip of sleeve (4), a plurality of first spacing hole (402) of group have been seted up on slide bar (401), a set of first gag lever post (403) are installed to slidable on sleeve (4), two sets of first slide rail (5) are installed on the top of bottom plate (2), two sets of first fixed blocks (501) are installed on the top of bottom plate (2), a set of first slider (502) are installed to the inside slip of first slide rail (5), first slider (502) with second spacing hole (503) have all been seted up on first slide rail (5), sliding mounting has a set of second spacing rod (504) on first slider (502), first slider (501) are installed on one side (6) and first slider (6) are connected with first expansion and expansion link (6) are installed on one side of the first slider (6), a group of fixing frames (8) are arranged at the top ends of the first limiting rods (403), two groups of second sliding rails (802) are arranged at the bottom ends of the fixing frames (8), a group of second fixing blocks (803) are fixedly arranged on one side of the inside of each second sliding rail (802), a group of second sliding blocks (804) are slidably arranged in each second sliding rail (802), and one ends of two groups of supporting rods (7) are respectively connected with the corresponding second fixing blocks (803) and the corresponding second sliding blocks (804).

2. The unloading device for the large-span steel structure beam according to claim 1, wherein four groups of mounting grooves (201) are formed in the bottom end of the bottom plate (2), a group of electric telescopic rods (202) are mounted in the mounting grooves (201), and a group of rollers (203) are mounted at telescopic ends of the electric telescopic rods (202).

3. The unloading device for the large-span steel structure cross beam according to claim 2, wherein two groups of the supporting rods (7) are distributed in a crossing manner, and the two groups of the supporting rods (7) are connected through a connecting rotating shaft.

4. A large span steel structure beam unloading device according to claim 3, characterized in that, the top end of the fixing frame (8) is provided with a placing groove (801), and the inside of the placing groove (801) is provided with a steel structure beam (9).

5. The unloading device for a large-span steel structure beam according to claim 4, characterized in that the electric telescopic rod (202) and the hydraulic telescopic rod (6) are electrically connected with the controller (3).