CN111646364B - Monorail crane attached to overhanging structural plate and application and construction method thereof - Google Patents
Monorail crane attached to overhanging structural plate and application and construction method thereof Download PDFInfo
- Publication number
- CN111646364B CN111646364B CN202010342866.6A CN202010342866A CN111646364B CN 111646364 B CN111646364 B CN 111646364B CN 202010342866 A CN202010342866 A CN 202010342866A CN 111646364 B CN111646364 B CN 111646364B
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- plate
- pull rod
- monorail crane
- track
- overhanging
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/02—Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
- B66C11/04—Underhung trolleys
- B66C11/06—Underhung trolleys running on monorails
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C7/00—Runways, tracks or trackways for trolleys or cranes
- B66C7/08—Constructional features of runway rails or rail mountings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Leg Units, Guards, And Driving Tracks Of Cranes (AREA)
Abstract
The invention relates to a monorail crane attached to an overhanging structural plate and an application construction method thereof. The single-rail hanger attached to the overhanging structural plate comprises a pull rod and a rail, wherein one end of the pull rod is used for being connected with the overhanging structural plate, and the other end of the pull rod is provided with a connecting plate; the track is formed by a plurality of I-shaped steel concatenation, can dismantle the connection between the I-shaped steel, the track is close to one side of pull rod is equipped with the otic placode, the otic placode with the connection board can dismantle the connection. The track is formed by detachably connecting and splicing a plurality of I-shaped steel, so that the welding quantity is reduced and the smoothness of track operation is ensured; the track is connected with the floor through the pull rod, and the pull rod is detachably connected with the track, so that the welding quantity is further reduced. Therefore, the monorail crane attached to the overhanging structural plate has small welding amount, convenient installation and stable track running. In addition, the application construction method of the monorail crane attached to the overhanging structural plate is simple in steps, convenient to operate and suitable for popularization and application.
Description
Technical Field
The invention relates to the field of buildings, in particular to a monorail crane attached to an overhanging structural plate and an application and construction method thereof.
Background
The monorail crane is a system which uses a special working steel rail hung above a roadway and is formed by connecting hanging vehicles with various functions into a plurality of groups, and the monorail crane is pulled by a traction device and runs along the rail. At present, the construction field of building structures often adopts materials such as monorail lifting appliance hoisting curtain wall, and the track is often arranged on middle floors and roofs for high-rise buildings so as to facilitate construction.
In general, the rail supporting system of the monorail crane applied to the overhanging structural plate is mostly formed by welding square steel on a floor by using embedded parts as vertical keels, and welding overhanging steel beams and the vertical keels as supporting systems. The rail is connected in a mode of being fixed by adding a backing plate or being directly welded with the overhanging steel beams, and the rail steel beams are also connected into a whole in a welding mode.
However, the structural form has large welding quantity, high requirement on high-altitude welding and inconvenient operation.
Disclosure of Invention
Accordingly, it is necessary to provide a monorail crane attached to a cantilever structure plate, which is convenient to install and has a small welding amount, and a method for applying the monorail crane to the cantilever structure plate, in order to solve the problems of the monorail crane, such as large welding amount and large welding difficulty.
A monorail crane attached to a cantilevered structural panel comprising:
one end of the pull rod is used for being connected with the overhanging structural plate, and the other end of the pull rod is provided with a connecting plate;
the track is formed by splicing a plurality of I-shaped steel, can dismantle between the I-shaped steel and be connected, the track is close to one side of pull rod is equipped with the otic placode, the otic placode with the connection board can dismantle and be connected.
In one embodiment, the connection plate is provided with a first connection hole, the ear plate is provided with a second connection hole, and the first connection hole corresponds to the second connection hole.
In one embodiment, the end of the rail is provided with a closure.
In one embodiment, the I-shaped steel is connected through a connecting piece, and the connecting piece is detachably connected with the I-shaped steel.
In one embodiment, the connecting piece is an angle iron, and the angle iron is connected with the I-shaped steel through a bolt.
In one embodiment, a reinforcement is further provided, one end of which is adapted to be connected to the main structural steel beam and the other end of which is connected to the rail.
In one embodiment, the overhanging structural panel is provided with a channel steel, and the pull rod is connected with the overhanging structural panel through the channel steel.
In one embodiment, the end of the pull rod, which is close to the channel steel, is provided with a screw thread.
In one embodiment, the connection plate and the ear plate are connected by a bolt.
The application construction method of the monorail crane attached to the overhanging structural plate comprises the following steps:
step one: providing an I-shaped steel with an ear plate;
step two: according to the position of the lug plate, a vertical hole is formed in the cantilever structure plate, and one end of the pull rod is connected with the cantilever structure plate;
step three: a connecting plate for connecting the pull rod and the lug plate;
step four: and (3) splicing the I-shaped steel in sequence, repeating the first step to the third step to form a track, and completing the construction of the monorail crane attached to the overhanging structural plate.
When the monorail crane attached to the overhanging structural plate is used, a vertical hole is formed in the floor slab of the overhanging structural plate and is used for being connected with a pull rod, and the other end of the pull rod is detachably connected with the lug plate of the rail through a connecting plate. The track is formed by detachably connecting and splicing a plurality of I-shaped steel, so that the welding quantity is reduced and the smoothness of track operation is ensured; the track is connected with the floor through the pull rod, and the pull rod is detachably connected with the track, so that the welding quantity is further reduced. Therefore, the monorail crane attached to the overhanging structural plate has small welding amount, convenient installation and stable track running. In addition, the application construction method of the monorail crane attached to the overhanging structural plate is simple in steps, convenient to operate and suitable for popularization and application.
Drawings
FIG. 1 is a schematic view of a monorail crane attached to a cantilever structure plate according to an embodiment;
FIG. 2 is a schematic view of the web of the monorail crane attached to the overhanging structural panel of FIG. 1;
FIG. 3 is a schematic view of the track of the monorail crane attached to the overhanging structural panel of FIG. 1;
FIG. 4 is a schematic view of a track of a monorail crane attached to a overhanging structural panel according to an embodiment;
fig. 5 is a schematic view of a portion of a monorail crane attached to a cantilever structure plate according to an embodiment.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims at the situation that the roof structure is an overhanging plate structure, the overhanging length of a floor slab is large, and the overhanging steel beam on the floor surface cannot meet the current hoisting and other works. The track is hung at the bottom of the floor slab, and the stability of the drawknot system must be ensured during running. In addition, the rails are installed at high altitudes, and convenience of installation must be ensured. The present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 4, the single rail hanger attached to the overhanging structural panel of an embodiment comprises a pull rod 10 and a rail 20, wherein one end of the pull rod 10 is used for connecting with the overhanging structural panel 1, and the other end is provided with a connecting plate 12; the track 20 is formed by splicing a plurality of I-shaped steel 200, the I-shaped steel 200 is detachably connected, one side of the track 20, which is close to the pull rod 10, is provided with an ear plate 22, and the ear plate 22 is detachably connected with the connecting plate 12.
When the monorail crane attached to the overhanging structural plate 1 is used, a vertical hole is formed in the floor slab of the overhanging structural plate 1 and is used for being connected with the pull rod 10, and the other end of the pull rod 10 is detachably connected with the lug plate 22 of the track 20 through the connecting plate 12. Because the track 20 is formed by detachably connecting and splicing a plurality of I-shaped steel 200, the running smoothness of the track 20 is ensured while the welding amount is reduced; the rail 20 is connected with the overhanging structural panel 1 through the pull rod 10, and the pull rod 10 is detachably connected with the rail 20, so that the welding amount is further reduced. Therefore, the above-mentioned monorail crane attached to the cantilever structure plate 1 is small in welding amount, convenient to install, and stable in running of the rail 20.
The pull rod 10 is used for hanging a rail 20, and as shown in fig. 1 and 2, one end of the pull rod 10 is connected with the overhanging structural panel 1, and the other end is connected with the rail 20. A connecting plate 12 is provided at one end of the pull rod 10 connected to the rail 20, and in this embodiment, the connecting plate 12 is a steel plate and is welded to the pull rod 10. Specifically, the connecting plate 12 may be divided into two parts, the first part is a steel plate overlapped with the pull rod 10, and the second part is a steel plate extending out of the pull rod 10, wherein the first part is welded with the pull rod 10 in four sides, so as to improve the connection strength between the connecting plate 12 and the pull rod 10. In this embodiment, the connection plate 12 is provided with a first connection hole 120 for connection with the ear plate 22 of the track 20. The dimensions of the connection plate 12 and the pull rod 10 may be selected according to practical situations, and in this embodiment, the diameter of the pull rod 10 is 22mm, and the connection plate 12 is 240mm by 120mm by 10mm steel plate.
The track 20 is formed by splicing a plurality of I-shaped steel 200, and the I-shaped steel 200 can be processed into two ends with lug plates 22 in a factory, then transported to the site and spliced before construction. Typically, the i-shaped steel 200 is a 3m section, and the upper and lower wing plates of the i-shaped steel 200 are used for providing a track 20 for a sports car, and the other is provided with a lug plate 22 for being connected with the pull rod 10. As shown in fig. 3, an ear plate 22 is provided at an end wing plate of each section of the i-section steel 200, and the ear plate 22 is vertically connected to the i-section steel 200. In this embodiment, the ear plate 22 is a 10mm thick steel plate. The lug 22 is welded to the I-beam 200.
With continued reference to fig. 3, in the present embodiment, the ear plate 22 is provided with a second connecting hole 220, and the second connecting hole 220 corresponds to the first connecting hole 120. After the track 20 is assembled, holes are formed in the cantilever structure plates 1 according to the positions of the lug plates 22, so that the connecting plates 12 of the pull rods 10 correspond to the lug plates 22 of the track 20, connection of the pull rods 10 and the track 20 is facilitated, and after the pull rods 10 are connected with the cantilever structure plates 1, bolts penetrate through the first connecting holes 120 and the second connecting holes 220, so that the pull rods 10 are connected with the track 20. In this embodiment, the bolts are M16 high strength bolts. It is understood that the number of the first connection holes 120 and the second connection holes 220 may be selected according to actual construction conditions, for example, two or more. When the number of the first coupling holes 120 is two or more, the first coupling holes 120 are uniformly disposed and the center lines of the first coupling holes 120 are aligned with the tie bar 10 so that the force of the tie bar 10 can act on the rail 20 to the maximum. Similarly, when the number of the second connection holes 220 is two or more, the second connection holes 220 are uniformly disposed on the ear plate 22, and the center line of the second connection holes 220 overlaps the web of the i-section steel 200.
When the i-beam 200 is transported to the site, the length of the pull rod 10 is determined according to the cross-sectional dimension of the sloping roof beam, and a vertical hole is formed in the overhanging structural plate 1 on the site and is adapted to the lug plate 22 of the track 20, so that the pull rod 10 can be correspondingly installed to the lug plate 22 of the track 20 after being installed, and meanwhile, the structural beam is avoided when the pull rod 10 is installed. As shown in fig. 1, in the present embodiment, the cantilever structure plate 1 is provided with a channel steel 2, and the tie rod 10 is connected to the cantilever structure plate 1 through the channel steel 2. The floor of the overhanging structural plate 1 is provided with channel steel 2, and the hole of the channel steel 2 is matched with the hole of the overhanging structural plate 1. Further, in the present embodiment, the end of the tie rod 10 near the channel 2 is provided with a thread 14. The end of the pull rod 10 with the thread 14 sequentially passes through the overhanging structural plate 1 and the channel steel 2, then the gasket 3 is added on the channel steel 2, and a double nut is screwed on the thread 14 at the end of the pull rod 10, so that the pull rod 10 is connected with the overhanging structural plate 1.
Each section of the i-section steel 200 corresponds to one pull rod 10, and the rail 20 is formed by splicing and connecting each section of the i-section steel 200 with the pull rod 10. As shown in fig. 4, in the present embodiment, each section of the i-section steel 200 is connected by a connecting member 202, and the connecting member 202 is detachably connected to the i-section steel 200. The I-shaped steel 200 is detachably connected through the connecting piece 202, so that the welding amount is reduced and the running stability of the track 20 is ensured. Further, as shown in fig. 4, in the present embodiment, the connecting member 202 is an angle iron, and the angle iron is connected to the i-steel 200 by bolts 204. In each section of the I-shaped steel 200, one side of the angle iron is connected with a wing plate of the I-shaped steel 200, and the other side is connected with a web plate of the I-shaped steel 200. Holes are formed at the joints of the angle bars and the I-steel 200 to facilitate the penetration of the bolts 204. The number of holes can be selected according to the actual situation. In this embodiment, the bolt 204 is an M16 high strength bolt with a strength of 8.8. The connectors are angle irons of 63mm by 5 mm.
In this embodiment, as shown in fig. 5, the end of the track 20 is provided with a closure 16. A closure 16 is provided at the end of the track 20 to close the track 20 to prevent the walker from falling. The blocking piece 16 is formed by two steel plates which are respectively welded between the upper wing plate and the lower wing plate of the I-shaped steel 200.
In addition, referring to fig. 5, in this embodiment, the monorail crane attached to the overhanging structural panel 1 is further provided with a reinforcing member 30, one end of the reinforcing member 30 is connected to the main structural steel beam 4, and the other end is connected to the rail 20. The adoption of the reinforcing piece 30 to connect the track 20 with the steel beam 4 of the main structure can avoid the track 20 from shaking in the use process, and improve the driving safety. Specifically, the reinforcement 30 may be a square steel pipe, one end of which is connected to the steel beam 4 and the other end of which is connected to the i-steel 200 of the rail 20. Still further, a short steel pipe 40 may be used between the reinforcement 30 and the I-steel 200 to improve the stability of the track 20. One end of the short steel pipe 40 is connected to the square steel pipe, and the other end is connected to the I-steel 200. Further, a short steel pipe 40 may be used between the square steel pipe and the steel beam 4 for reinforcement, and one end of the short steel pipe 40 is connected to the square steel pipe and the other end is connected to the steel beam 4. The connection between the reinforcement 30 and the rail 20 and the steel beam 4 may be fixed or detachable, for example, by welding or bolting. Likewise, the short steel pipe 40 and the square steel pipe may be welded or bolted. In addition, the dimensions of the square steel pipe and the short steel pipe 40 may be selected according to the actual situation, and in this embodiment, the dimensions of the square steel pipe are 50mm×40mm×4mm.
The following describes a construction method for applying the monorail crane attached to the cantilever structure plate 1.
The application construction method of the monorail crane attached to the cantilever structure plate 1 of one embodiment comprises the following steps:
step one: an i-beam 200 with an ear plate 22 is provided. The i-shaped steel 200 with the lug plates 22 at both ends is processed in a factory, and the i-shaped steel 200 is transported to a construction site every 3 m. The length of the tie rod 10 is determined according to the cross-sectional dimensions of the overhanging structural panel 1.
Step two: according to the position of the lug plate 22, a vertical hole is formed in the cantilever structure plate 1, and one end of the pull rod 10 is connected with the cantilever structure plate 1. A vertical hole is formed in the cantilever structure plate 1, which corresponds to the lug plate 22 of the i-section steel 200, so that the connection plate 12 of the tie rod 10 can correspond to the lug plate 22 of the i-section steel 200 when the tie rod 10 is fixed. Care should be taken to avoid the structural beams when making the vertical holes. And a channel steel 2 is arranged at the joint of the pull rod 10 and the overhanging structural plate 1, and a hole is formed in the channel steel 2 and is matched with the hole in the overhanging structural plate 1. The channel steel 2 is connected with the overhanging structural plate 1, and the end part of the pull rod 10 sequentially passes through the hole on the overhanging structural plate 1 and the hole on the channel steel 2 and is finally connected with the overhanging structural plate 1. The channel steel 2 is arranged on the overhanging structural plate 1 and used as a base of a stress point on the upper part of the pull rod 10, so that point load can be converted into line load, the stability of connection of the pull rod 10 is improved, and the construction safety is ensured.
Step three: the connecting plate 12 of the tie rod 10 is connected with the lug plate 22. The connection plate 12 is connected with the lug plate 22 by bolts, so that the connection of the I-shaped steel 200 and the pull rod 10 is realized.
Step four: and assembling the I-shaped steel 200 in sequence, repeating the steps one to three to form a track 20, and completing the construction of the monorail crane attached to the overhanging structural plate 1. The rest pull rods 10 are sequentially arranged according to the arrangement positions of the lug plates 22 of the I-shaped steel 200, and then bolts 204 between the adjacent I-shaped steels 200 are connected through connecting pieces to form the track 20. Finally, installing the sports car and the electric hoist to finish the construction of the monorail crane attached to the overhanging structural plate 1.
In this embodiment, after the installation of the rail 20 is completed, the rail 20 is further connected to the structural beam by using the reinforcing member 30 at a position where the rail 20 meets the structural beam (e.g., the steel beam 4 or the concrete beam), so as to prevent the rail 20 from shaking during the running process. Still further, the construction safety is improved by providing the blocking member 16 at the end of the rail 20, as compared with the case of preventing the traveling vehicle from falling.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (8)
1. A monorail crane attached to a cantilevered structural panel comprising:
one end of the pull rod is used for being connected with the overhanging structural plate, and the other end of the pull rod is provided with a connecting plate;
the track is formed by splicing a plurality of I-shaped steel, the I-shaped steel is detachably connected, one side of the track, which is close to the pull rod, is provided with an ear plate, and the ear plate is detachably connected with the connecting plate;
the cantilever structure board is provided with a channel steel, the hole of the channel steel is matched with the hole of the cantilever structure board, the end part, close to the channel steel, of the pull rod is provided with a wire tooth, the end part of the pull rod with the wire tooth sequentially penetrates through the cantilever structure board and the channel steel, and the pull rod is connected with the cantilever structure board through the channel steel.
2. The monorail crane attached to a cantilever structure panel of claim 1, wherein the connecting plate is provided with a first connecting hole and the ear plate is provided with a second connecting hole, the first connecting hole corresponding to the second connecting hole.
3. The monorail crane attached to a overhanging structural panel according to claim 1, wherein the ends of the rail are provided with plugs.
4. The monorail crane attached to a overhanging structural panel of claim 1, wherein the sections are connected by a connector, the connector being removably connected to the sections.
5. The monorail crane attached to a cantilevered structural panel according to claim 4 wherein said connector is an angle bar, said angle bar being bolted to said structural section.
6. A monorail crane attached to a overhanging construction panel according to claim 1, further comprising a stiffening member, one end of the stiffening member being adapted to be connected to a main structural steel beam and the other end being adapted to be connected to the rail.
7. The monorail crane attached to a cantilevered structural panel according to any one of claims 1-6 wherein the attachment panel and the ear panel are connected by a bolt.
8. A method of constructing a monorail crane attached to a overhanging structural panel according to any one of claims 1-7, comprising the steps of:
step one: providing an I-shaped steel with an ear plate;
step two: according to the position of the lug plate, a vertical hole is formed in the cantilever structure plate, and one end of the pull rod is connected with the cantilever structure plate;
step three: a connecting plate for connecting the pull rod and the lug plate;
step four: and (3) splicing the I-shaped steel in sequence, repeating the first step to the third step to form a track, and completing the construction of the monorail crane attached to the overhanging structural plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010342866.6A CN111646364B (en) | 2020-04-27 | 2020-04-27 | Monorail crane attached to overhanging structural plate and application and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010342866.6A CN111646364B (en) | 2020-04-27 | 2020-04-27 | Monorail crane attached to overhanging structural plate and application and construction method thereof |
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| Publication Number | Publication Date |
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| CN111646364A CN111646364A (en) | 2020-09-11 |
| CN111646364B true CN111646364B (en) | 2023-08-08 |
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| CN207844890U (en) * | 2018-01-18 | 2018-09-11 | 浙江舜江建设集团有限公司 | A kind of hoisting fixture for building curtain wall |
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| CN101446068A (en) * | 2008-12-25 | 2009-06-03 | 湖南路桥建设集团公司 | Method for erecting suspension bridge main girder by segmenting and jacking and adopted device for rolling and moving heavy objects |
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| CN111646364A (en) | 2020-09-11 |
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