CN220787790U - Portable lifting device in roof - Google Patents
Portable lifting device in roof Download PDFInfo
- Publication number
- CN220787790U CN220787790U CN202322664917.9U CN202322664917U CN220787790U CN 220787790 U CN220787790 U CN 220787790U CN 202322664917 U CN202322664917 U CN 202322664917U CN 220787790 U CN220787790 U CN 220787790U
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- lifting
- roof
- lifting device
- lug
- locking bolt
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- 229910000831 Steel Inorganic materials 0.000 claims description 29
- 239000010959 steel Substances 0.000 claims description 29
- 239000000463 material Substances 0.000 claims description 9
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The utility model discloses a portable roof lifting tool, which relates to the technical field of lifting tools and comprises an inverted U-shaped support, lifting lugs and locking bolts, wherein the outer wall of one supporting leg of the inverted U-shaped support is provided with the lifting lugs, the other supporting leg is penetrated with the locking bolts, the inverted U-shaped support is inserted into the top of a bearing wall of a house, the locking bolts are used for clamping the bearing wall, and the lifting lugs are used for hanging lifting blocks or pulley assemblies. The portable lifting tool for the roof of the industrial factory building can be used together with a proper lifting tool, a lifting belt and a safety rope in the installation and use process, the lifting tool can be easily installed at the top of a bearing wall of a house by fastening a locking bolt, the appearance of the wall is not damaged, the lifting tool is convenient to disassemble and assemble, and then three persons operate the lifting operation, so that the operation efficiency and the safety are effectively improved, and the influence of an operation surface is reduced.
Description
Technical Field
The utility model relates to the technical field of lifting tools, in particular to a portable roof lifting tool.
Background
The industrial plant roof needs to be checked and maintained regularly, so that some maintenance materials which are not heavy are often required to be carried, and the industrial plant roof (up to 40 meters) without fixed hoisting devices in a production area is checked, so that the problems of inconvenient hoisting and mounting and moving of hangers around the roof exist in the process of roof maintenance operation. The investigation of multiple maintenance and repair records shows that the part of maintenance and hoisting work is completed by matching a large (50T-100T) truck crane, and the operation process accords with regulations and technical safety standards. However, the reason that a large (50T-100T) truck-mounted crane is needed is not because of the heavy weight (generally below 300 kg) of the lifted materials, but only because of the insufficient height requirement of the common truck-mounted crane arm, a large amount of time is consumed in communication coordination, so that a large amount of manpower and material resources are consumed, the labor intensity and the workload of workers are increased, the operation difficulty is increased in common maintenance work, and the long-term overhead operation brings great potential safety hazards to personnel equipment. These problems are caused by the coordination of the lifting operation, so that a portable lifting tool is needed to solve the problems.
Disclosure of utility model
The utility model aims to provide a portable roof lifting tool, which solves the problems in the prior art, is convenient and quick to install and use, and improves the efficiency and safety of maintenance work of a factory roof.
In order to achieve the above object, the present utility model provides the following solutions:
The utility model provides a portable roof lifting tool which comprises an inverted U-shaped support, lifting lugs and locking bolts, wherein the lifting lugs are arranged on the outer wall of one supporting leg of the inverted U-shaped support, the locking bolts penetrate through the other supporting leg of the inverted U-shaped support, the inverted U-shaped support is inserted into the top of a bearing wall of a house, the locking bolts are used for tightening the bearing wall, and the lifting lugs are used for hanging lifting blocks or pulley assemblies.
Preferably, the material of falling U support is the channel-section steel, fall U support and include three sections perpendicular channel-section steel of connecting in order, just the bottom surface of channel-section steel is located the inboard.
Preferably, the length of the cross beam of the inverted U-shaped bracket is at least 45cm, and the lengths of the two supporting legs are at least 30cm.
Preferably, the lifting lug is welded perpendicularly to the lower end of the supporting leg, the lifting lug is a semicircular lifting ring, the outer diameter of the lifting ring is 10cm, the thickness of the lifting ring is 5mm, and the lifting lug is made of stainless steel.
Preferably, an angle steel is vertically welded at the bottom of the supporting leg where the lifting lug is located, and one side surface of the angle steel can be attached to the bearing wall.
Preferably, at least two locking bolts are vertically arranged, and the distance between every two adjacent locking bolts is 15cm-25cm.
Preferably, the length of the locking bolt is at least 5cm, a through hole corresponding to the locking bolt is formed in the supporting leg, and a locking nut is welded on the through hole.
Preferably, a backing plate is arranged between the locking bolt and the wall surface of the bearing wall, the backing plate is a rectangular steel plate with the thickness of 3mm, and the size of the rectangular steel plate is 100mm by 300mm.
Preferably, a handle is arranged on the cross beam of the inverted U-shaped bracket.
Compared with the prior art, the utility model has the following technical effects:
The portable lifting tool for the roof of the industrial factory building can be used together with a proper lifting tool, a lifting belt and a safety rope in the installation and use process, the lifting tool can be easily installed at the top of a bearing wall of a house by fastening a locking bolt, the appearance of the wall is not damaged, the lifting tool is convenient to disassemble and assemble, and then three persons operate the lifting operation, so that the operation efficiency and the safety are effectively improved, and the influence of an operation surface is reduced.
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 view of a portable roof lifting tool according to an embodiment of the present utility model;
FIG. 2 is a front view of a portable roof lifting tool in accordance with an embodiment of the present utility model;
FIG. 3 is a side view of a portable roof lifting tool in accordance with an embodiment of the present utility model;
Wherein: the device comprises a cross beam, a supporting leg, a lifting lug, a locking bolt, a locking nut, a backing plate, angle steel and a handle, wherein the cross beam, the supporting leg, the lifting lug, the locking bolt, the locking nut, the backing plate, the angle steel and the handle are arranged in sequence.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by a person skilled in the art based on the embodiments of the utility model without any inventive effort, are intended to fall within the scope of the utility model.
The utility model aims to provide a portable roof lifting tool, which solves the problems in the prior art, is convenient and quick to install and use, and improves the efficiency and safety of maintenance work of a factory roof.
In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1 to 3: the embodiment provides a portable lifting device in roof, including falling U support, lug 3 and locking bolt 4, be provided with lug 3 on the outer wall of one landing leg 2 of falling U support, run through on another landing leg 2 and have locking bolt 4, falling U support peg graft in the top of the bearing wall in house, locking bolt 4 is used for tightening the bearing wall, lug 3 is used for hanging and lifts by crane hoist or pulley assembly, can select suitable hoist, suspender and safety rope to use together according to the demand, simple to operate is swift, and manual work, time cost are low.
As the preferred scheme, the material of falling U support in this embodiment is the channel-section steel, falls U support and includes three sections perpendicular channel-section steel of connecting in order, and the bottom surface of channel-section steel is located the inboard. The length of the cross beam 1 of the inverted U bracket is at least 45cm, the length of the two supporting legs 2 is at least 30cm, the length of the cross beam is preferably 50cm, and the length of the two supporting legs 2 is 55cm. In the embodiment, the inverted U-shaped bracket is made of No. 10 channel steel as a main material, the allowable stress of the common No. 10 channel steel is 140MPa, namely 1400kg is allowable per square centimeter, and the concentrated force is born by one meter span when the inverted U-shaped bracket is horizontally placed, so that the inverted U-shaped bracket meets the lifting load-bearing requirement in the embodiment.
As the preferred scheme, in this embodiment lug 3 perpendicular welding in the lower extreme of landing leg 2, lug 3 be semi-circular rings, can roll over one section horizontal welt and weld the reinforcement, and the external diameter of rings is 10cm, thickness is 5mm, and lug 3's material is the stainless steel, and is durable, has sufficient bearing strength.
As the preferred scheme, in this embodiment, angle steel 7 is welded perpendicularly to the bottom of landing leg 2 where lifting lug 3 is located, and a side of angle steel 7 can be applied on the bearing wall, increases the area of contact with the wall, can effectively prevent to produce the destruction to color steel sheet or wall heat preservation. The angle steel 7 of the embodiment is preferably 5cm x 5cm type angle steel with the length of 40 cm.
As a preferable scheme, at least two locking bolts 4 are vertically arranged in the embodiment, the distance between every two adjacent locking bolts 4 is 15cm-25cm, and the locking strength is enhanced. The length of lock bolt 4 is 5cm at least, and the preferable interval of lock bolt 4 is 20cm, and lock bolt 4's length is 10cm, and lock nut 5's specification is M16, is convenient for adjust the thickness of centre gripping to be applicable to the wall body of different thickness, be provided with the through-hole that corresponds with lock bolt 4 on the landing leg 2, the welding has the lock nut 5 with lock bolt 4 assorted on the through-hole, is convenient for lock bolt 4's the length of screwing up.
As the preferred scheme, be provided with a backing plate 5 between the wall of locking bolt 4 and bearing wall in this embodiment, backing plate 5 is the rectangle steel sheet of 3mm thickness, and the size of rectangle steel sheet is 100mm 300mm, increases the atress face with the wall body between, does not harm the wall body appearance and is convenient for dismouting.
As a preferred scheme, a handle 8 is arranged (welded) on the beam 1 of the inverted U bracket in the embodiment, the handle 8 is preferably made of stainless steel, and is firm and durable, and can be held by the handle 8 during installation.
The portable lifting tool for the roof of the embodiment has reasonable structure, compared with the using effect before and after multiple experiments, the portable lifting tool for the roof of the embodiment is used for effectively improving the working efficiency and the safety when the roof of a main factory building is overhauled, reducing the influence of the working face, solving the problems of large manpower and material resources, time consumption and labor intensity of workers caused by the coordinated use of large (50T-100T) truck-mounted lifting operation, and effectively reducing the difficulty of common overhauling operation.
The principles and embodiments of the present utility model have been described in this specification with reference to specific examples, the description of which is only for the purpose of aiding in understanding the method of the present utility model and its core ideas; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.
Claims (9)
1. The utility model provides a portable lifting device in roof which characterized in that: including falling U support, lug and locking bolt, be provided with on the outer wall of one landing leg of falling U support the lug, run through on another landing leg have the locking bolt, falling U support peg graft in the top of the bearing wall of house, the locking bolt is used for fastening the bearing wall, the lug is used for hanging dress hoisting block or pulley assembly.
2. The roof portable lifting device of claim 1, wherein: the material of falling U support is the channel-section steel, fall U support and include three sections perpendicular channel-section steel of connecting in order, just the bottom surface of channel-section steel is located the inboard.
3. The roof portable lifting device of claim 1, wherein: the length of the cross beam of the inverted U-shaped bracket is at least 45cm, and the lengths of the two supporting legs are at least 30cm.
4. The roof portable lifting device of claim 1, wherein: the lifting lug is vertically welded to the lower end of the supporting leg, the lifting lug is a semicircular lifting ring, the outer diameter of the lifting ring is 10cm, the thickness of the lifting ring is 5mm, and the lifting lug is made of stainless steel.
5. The roof portable lifting device of claim 1, wherein: an angle steel is vertically welded at the bottom of the supporting leg where the lifting lug is located, the length of the angle steel is at least 30cm, and one side face of the angle steel can be attached to a bearing wall.
6. The roof portable lifting device of claim 1, wherein: at least two locking bolts are vertically arranged, and the distance between every two adjacent locking bolts is 15cm-25cm.
7. The roof portable lifting device of claim 1, wherein: the length of the locking bolt is at least 5cm, a through hole corresponding to the locking bolt is formed in the supporting leg, and a locking nut is welded on the through hole.
8. The roof portable lifting device of claim 1, wherein: a backing plate is arranged between the locking bolt and the wall surface of the bearing wall, the backing plate is a rectangular steel plate with the thickness of 3mm, and the size of the rectangular steel plate is 100mm 300mm.
9. The roof portable lifting device of claim 1, wherein: a handle is arranged on the cross beam of the inverted U-shaped bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322664917.9U CN220787790U (en) | 2023-09-28 | 2023-09-28 | Portable lifting device in roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322664917.9U CN220787790U (en) | 2023-09-28 | 2023-09-28 | Portable lifting device in roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220787790U true CN220787790U (en) | 2024-04-16 |
Family
ID=90663448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322664917.9U Active CN220787790U (en) | 2023-09-28 | 2023-09-28 | Portable lifting device in roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220787790U (en) |
-
2023
- 2023-09-28 CN CN202322664917.9U patent/CN220787790U/en active Active
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