CN214828494U

CN214828494U - Truss bridge type crane

Info

Publication number: CN214828494U
Application number: CN202120119194.2U
Authority: CN
Inventors: 郑柳城; 杨文奇
Original assignee: Huizhou Wankeda Building Engineering Technology Co ltd
Current assignee: Huizhou Wankeda Building Engineering Technology Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2021-11-23
Anticipated expiration: 2031-01-15

Abstract

The application relates to a truss bridge crane. The truss bridge crane comprises a height-adjustable column for supporting a side beam arranged in a second direction; the main beam runs on the side beam and is arranged along a first direction and is used for bearing a first hoisting device running along the main beam. The scheme that this application provided can hoist and mount and transport the great prefabricated component of weight in the prefabricated building, because the height-adjustable of cylinder can be applied to the high-rise construction scene in the prefabricated building better.

Description

Truss bridge type crane

Technical Field

The application relates to the technical field of assembly type buildings, in particular to a truss bridge type crane.

Background

The hoisting machinery refers to electromechanical equipment for vertically lifting and horizontally moving a heavy object in a certain range, and is widely applied to occasions such as ports, workshops and construction sites, and comprises a bridge crane, a beam crane, a tower crane and the like.

With the development of modern industrial technology, in the field of construction, assembly type buildings are widely popularized and applied due to the fact that construction speed is high and construction cost is low, the assembly type buildings refer to buildings which are formed by transferring a large amount of field operation work in a traditional construction mode to a factory, processing prefabricated components for the buildings in the factory, transporting the prefabricated components to a building construction site, and assembling and installing the prefabricated components on the site in a reliable connection mode.

SUMMERY OF THE UTILITY MODEL

To overcome the problems of the related art, the present application provides a truss bridge crane that can hoist and transfer heavy prefabricated parts in fabricated structures.

The application provides a truss bridge crane, includes:

a height adjustable column for supporting a boundary beam disposed along a second direction;

the main beam runs on the side beam and is arranged along a first direction and is used for bearing a first hoisting device running along the main beam.

In one embodiment, two ends of the column body are respectively supported by the corresponding edge beams, and two ends of the edge beams are respectively supported by the corresponding column bodies.

In one embodiment, the column comprises a plurality of detachably connected column units, each having a predetermined height.

In one embodiment, the column body comprises a first column body and a second column body which are horizontally connected, and the first column body and the second column body respectively comprise a plurality of column units which are detachably connected;

the ends of the side beams are supported between the horizontally adjacent column units.

In one embodiment, the lifting device further comprises a second lifting device fixed to the edge beam;

the second lifting device is used for assembling or disassembling the column unit to adjust the height of the column body, and is used for lifting the main beam by lifting the height of the side beam.

In one embodiment, the second hoisting device is fixed to the edge beam through a support column with a preset height;

the support column is located the interval region that first cylinder and second cylinder vertically extend.

In one embodiment, a first supporting piece and a second supporting piece are connected between the first cylinder and the second cylinder;

the first supporting piece is used for supporting the edge beam;

the second supporting piece is in transmission connection with the second hoisting device through a vertical driving device, and the vertical driving device is used for driving the second hoisting device to ascend or descend.

In one embodiment, the second lifting device comprises two lifting parts respectively corresponding to the first column and the second column;

the two hoisting parts are arranged on a horizontal guide rail arranged along the arrangement direction of the first column body and the second column body.

In one embodiment, the undersides of the main and side beams are arranged in a reverse arch configuration.

In one embodiment, the main beams, side beams and columns are made of truss structures.

The technical scheme provided by the application can comprise the following beneficial effects:

the truss bridge crane provided by the application comprises a height-adjustable column body, wherein the column body is used for supporting a side beam arranged along a second direction; the main beam runs on the side beam and is arranged along a first direction and is used for bearing a first hoisting device running along the main beam. Through such setting for the truss bridge crane that this application provided has better lifting capacity, can hoist and mount and transport the great prefabricated component of weight in the prefabricated building, because the height-adjustable of cylinder can be applied to the construction scene of high-rise building in the prefabricated building better.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The foregoing and other objects, features and advantages of the application will be apparent from the following more particular descriptions of exemplary embodiments of the application, as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the application.

FIG. 1 is a front view of a truss bridge crane according to an embodiment of the present application;

FIG. 2 is a side view of a truss bridge crane according to an embodiment of the present application;

FIG. 3 is a top view of a truss bridge crane according to an embodiment of the present application;

FIG. 4 is a schematic illustration of a truss bridge crane in a first stage with column units added in accordance with an embodiment of the present application;

FIG. 5 is a schematic view of a truss bridge crane in a second stage with column units added, according to an embodiment of the present application;

fig. 6 is a schematic view of a truss bridge crane at a third stage when adding column units according to embodiments of the present application.

Reference numerals: a main beam 30; a first main beam 30 a; a second main beam 30 b; the

edge beams

20a, 20 b;

columns

10a, 10b, 10 c; a first cylinder 101; a second cylinder 102; column unit A, B, C, D, E, F; the first column unit F1; the second column unit F2; a first hoisting device 301; a second lifting device 211;

steel cords

2011, 2021; a first support 103; a second support 104; a support column 201.

Detailed Description

Preferred embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While the preferred embodiments of the present application are shown in the drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It should be understood that although the terms "first," "second," "third," etc. may be used herein to describe various information, these information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present application. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the present application.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are intended to be inclusive and mean that, for example, they may be fixedly connected or detachably connected or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the related art, the tower crane on the construction site is limited by the hoisting capacity, and is difficult to transport the prefabricated part with larger weight in the fabricated building. In view of the above problems, the embodiments of the present application provide a truss bridge crane, which can be better suitable for transferring prefabricated components in an assembly type building.

The technical solutions of the embodiments of the present application are described in detail below with reference to the accompanying drawings.

FIG. 1 is a front view of a truss bridge crane according to an embodiment of the present application; FIG. 2 is a side view of a truss bridge crane according to an embodiment of the present application; FIG. 3 is a top view of a truss bridge crane according to an embodiment of the present application; fig. 1-3 show the construction of a truss bridge crane according to the present application.

Referring to fig. 1 to 3, the truss bridge crane provided by the present application includes a main girder 30 disposed in a first direction X,

edge girders

20a, 20b disposed in a second direction Y, and

column bodies

10a, 10b, 10c, 10d supporting the

edge girders

20a, 20b, respectively, in a vertical direction Z; the height of the

column bodies

10a, 10b, 10c and 10c is adjustable, the main beam 30 is provided with a first hoisting device 301 for hoisting heavy objects, and two ends of the main beam 30 are respectively supported on the

side beams

20a and 20b and can run along the

side beams

20a and 20 b. Through such setting for the equipment that this application provided has bigger hoisting capacity, can hoist and mount and transport the great prefabricated component of weight in the assembly type structure, because the height-adjustable of cylinder can be applied to the high-rise construction scene of assembly type structure better.

The girder 30, the

side beams

20a, 20b and the

columns

10a, 10b, 10c, 10d form a basic framework of the truss bridge crane, and the basic framework is a bearing structure of the truss bridge crane, the truss bridge crane is provided with different hoisting action executing mechanisms and electric transmission systems, such as a first hoisting device operating mechanism, a girder operating mechanism, a brake driving device, an electric control device and an electric protection device, and the truss bridge crane can realize automatic operation through different hoisting action executing mechanisms and electric transmission systems.

In this embodiment, the first direction X and the second direction Y may be directions horizontally arranged, the first direction X is perpendicular to the second direction Y, the main beam 30 and the

side beams

20a and 20b have rails arranged along the first direction X, the first hoisting device 301 can run on the rail of the main beam 30, the first hoisting device 301 drives the winding device to wind up or put down the steel rope by the motor, and the heavy object is vertically lifted up or put down by the hoisting hook. The two ends of the main beam 30 are respectively supported and run on the tracks of the

boundary beams

20a and 20b, the first lifting device 301 can move on the main beam 30 along the first direction X, and the main beam 30 moves along the

boundary beams

20a and 20b along the second direction Y, so that the heavy object carried by the first lifting device 301 can be transferred to any position in a three-dimensional space defined by the main beam 30, the

boundary beams

20a and 20b, the column 10a, the column 10b, the column 10c and the column 10 d.

In this embodiment, the main beam 30, the

side beams

20a, 20b, and the

columns

10a, 10b, 10c, 10d may be made of truss structures, each truss structure is formed by connecting a plurality of truss members at both ends with hinges, and has a plane or space structure of a triangular unit, the truss members include diagonal members and web members, and the truss mainly bears axial tension or pressure, so that the strength of the material can be fully utilized, the material can be saved compared with a real web beam when the span is large, the self-weight is reduced, and the rigidity is increased.

The upper sides of the main beam 30 and the

side beams

20a and 20b are horizontally arranged and provided with horizontal rails, and the lower sides of the main beam 30 and the

side beams

20a and 20b are provided with reverse arch structures, for example, the main beam 30 shown in fig. 1, the upper side 3002 of the main beam can be horizontally arranged, the lower side 3001 of the main beam can be provided with reverse arch structures, the reverse arch structures of the embodiment refer to that the lower sides of the main beam 30 and the

side beams

20a and 20b are not horizontally arranged, and the truss rods on the lower sides extend obliquely upwards from the middle part to the two ends respectively. The reverse arch structure can reduce the downward deformation value of the main beam 30 and the

boundary beams

20a and 20b when bearing load, enhance the bearing capacity of the main beam 30 and the

boundary beams

20a and 20b, improve the stress condition of the main beam 30 and the

boundary beams

20a and 20b, enable the running orbit of the small first hoisting device 301 and the running orbit of the main beam 30 to have better levelness, further reduce the running resistance of the first hoisting device 301 on the track of the main beam 30 and the running resistance of the main beam 30 on the tracks of the

boundary beams

20a and 20b, and enable the truss bridge crane of the application to ensure good running stability when moving prefabricated components with larger weight.

The main beam 30 can include a first main beam 30a and a second main beam 30a which are horizontally arranged in parallel, the first main beam 30a and the second main beam 30a are fixedly connected into a whole, two groups of rollers of the first hoisting device 301 can be respectively supported on the first main beam 30a and the second main beam 30a in a rolling manner, the first main beam 30a and the second main beam 30a are arranged at intervals, and a steel rope of the first hoisting device 301 passes through the space between the first main beam 30a and the second main beam 30 a. Due to the arrangement, the load of the first hoisting device can be respectively and uniformly borne by the first main beam 30a and the second main beam 30a, so that the vertical stress of the main beams is more uniform, and the integral bearing capacity of the main beams 30 can be enhanced.

The edge beam 20a and the edge beam 20b are parallel to each other and located on the same horizontal plane, two ends of the edge beam 20a are supported by the column 10a and the column 10d, and two ends of the edge beam 20b are supported by the column 10b and the column 10c, respectively, so that the structure formed by the main beam, the edge beam and the columns is similar to a box-type structure. The

columns

10a, 10b, 10c, 10d can be configured in the same manner, and the column 10a is used as an example to describe the structure of the column, and the

columns

10b, 10c, 10d can be referred to the description of the column 10 a.

With reference to fig. 1, the column 10a includes a first column 101 and a second column 102 which are vertically arranged in parallel, a first supporting member 103 for supporting the boundary beam 20a is arranged between the first column 101 and the second column 102 at the upper end of the column 10a, and the first column 101 and the second column 102 are fixedly connected in the horizontal direction, so that the first column and the second column form an integral column structure, and thus the column has good structural stability and can improve vertical supporting force.

The column 10a includes a plurality of column units A, B, C, D, E vertically connected in sequence and having a predetermined height, the column units A, B, C, D, E are detachably connected to each other, the total height of the column 10a is adjusted by increasing or decreasing the number of column units, the height of the column 10a can be freely adjusted according to the height of a building, and when the height of the column 10a needs to be increased, the number of column units can be increased, and when the height of the column 10a needs to be decreased, the number of column units can be decreased.

In order to realize convenient assembly or disassembly of the column unit so as to adjust the height of the column body, the embodiment is further provided with a second hoisting device 211 for assembling or disassembling the column unit, and the second hoisting device 211 has two functions, namely, on one hand, the column unit can be carried to a specific installation position of the column body; on the other hand, the edge beam can be lifted to a specific height.

The second lifting device 211 is fixed to the edge beam 20a through a vertically arranged support pillar 201, and the support pillar 201 can be fixed to the edge beam between the first column 101 and the second column 102. The second lifting device 211 comprises two horizontally arranged lifting parts, the two lifting parts are matched with the positions of the first column 101 and the second column 102, and the two lifting parts can run along the horizontal opposite direction or the opposite direction. The hoisting parts are provided with steel ropes driven to be rolled up or put down, the column units are assembled or disassembled along the horizontal or vertical hoisting column units through the steel ropes, the two hoisting parts can align the column units and the mounting points arranged at the upper ends of the columns 10a during column unit installation, and after alignment, the column units can be fixed in a clamping or screwing mode to enable newly-added column units to be fixed on the columns.

In this embodiment, a hydraulic drive device for raising or lowering the side member 10a is also provided. The end parts of the first column body 101 and the second column body 102 can be provided with a second supporting piece 104, the hydraulic driving device can be vertically connected between the second supporting piece 104 and the main body of the second lifting device 211, and the hydraulic device can drive the main body of the second lifting device to ascend or descend when being stretched and retracted, so that the side beam 20a is driven to ascend or descend.

The second support member 104 may be shaped like a "shoulder pole", and when assembling the column unit, the second support member 104 is first fixed to the support column 201 in advance at a certain height so that the second support member 104 and the end of the column have a certain interval in the vertical direction, which can accommodate a single column unit.

The structure of the truss bridge crane provided in the present application is described above, and the lifting process of the truss bridge crane is described below in conjunction with the structure.

FIG. 4 is a schematic illustration of a truss bridge crane in a first stage with column units added in accordance with an embodiment of the present application; FIG. 5 is a schematic view of a truss bridge crane in a second stage with column units added, according to an embodiment of the present application; FIG. 6 is a schematic illustration of a truss bridge crane in a third stage with column units added in accordance with an embodiment of the present application; fig. 4-6 illustrate the entire operation of the truss bridge crane lifting.

Referring to fig. 4, in the first stage, the second support member is fixed to the support column 201 in advance such that both ends of the second support member 104 are vertically opposite to the ends of the first column 101 and the second column 102, respectively; the second lifting device 211 vertically lifts the newly added column units F1, F2 to a preset installation height through the

steel ropes

2011, 2021, respectively.

Referring to fig. 5, in the second stage, after the column units F1, F2 are carried to the preset installation height, the two hoists of the second hoist 211 horizontally move the column units F1, F2 to be vertically aligned with the installation points of the column 10 a. After vertical alignment, the operator fixes the lower ends of the column units F1, F2 to the mounting points of the column 10a by fasteners.

Referring to fig. 6, in the third stage, a hydraulic driving device is started, under the supporting action of the second supporting member 104, the hydraulic driving device can vertically drive the second lifting device 211 to move upwards integrally, because the second lifting device 211 and the edge beam 20a are fixed into a whole, after the second lifting device 211 moves upwards, the edge beam 20a can be driven to move upwards synchronously, after the edge beam 20a moves upwards to a specific height, the first supporting member 103 for supporting the edge beam 20a is additionally arranged at the upper end of the column unit F1, so that the edge beam 20a can be stably supported at the upper end of the heightened column 10a, and thus, the edge beam rises from the horizontal position S1 to the horizontal position S2, and after the edge beam 20a rises, the main beam 30 rises accordingly.

It can be understood that the four

columns

10a, 10b, 10c, and 10d of the present embodiment can be heightened by the corresponding second hoisting devices, the foregoing description is directed to the column 10a and the raising process of the corresponding edge beam, and the heightening process of other columns may refer to the foregoing description, and will not be repeated herein.

It will be appreciated that the column unit can be disassembled in the reverse procedure, for example, when the column unit is disassembled, the first support member 103 at the uppermost end of the column 10a is removed first, and then the edge beam 20a is driven to move downwards by the hydraulic driving device, and when the edge beam 20a moves downwards to the preset height, the edge beam 20a can be supported at the end of the next column unit by the other first support member; and finally, carrying the column unit to be disassembled to the ground through the hoisting part, and repeatedly executing the disassembling step of the single column unit if the column unit on the column body needs to be completely disassembled.

According to the scheme provided by the embodiment, the heights of the column body, the boundary beam and the main beam can be increased through the action execution of the three stages, the automatic operation can be realized through related mechanical transmission and electric devices in the assembling process of the column unit, the labor cost is reduced, and meanwhile, the safety of the assembling site can be improved; the column can be increased in height or reduced in height by the second hoisting device, so that the truss bridge crane can be better matched with the construction height of a building. The truss bridge crane of this embodiment has good structural stability, can show improvement hoisting capacity, compares with the tower crane among the correlation technique, can be applied to the hoist and mount of assembly type building job site to great weight prefabricated component, transports better for girder, boundary beam and cylinder have better mechanical strength and bearing capacity through the optimization to truss structure mechanical properties, can improve the efficiency of construction by a wide margin, have good application prospect.

Having described embodiments of the present application, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The terminology used herein is chosen in order to best explain the principles of the embodiments, the practical application, or improvements made to the technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A truss bridge crane comprising:

the main beam runs on the side beam and is arranged along a first direction and is used for bearing a first hoisting device running along the main beam;

wherein, two ends of the main beam are respectively supported on the side beams;

the column body comprises a plurality of column units which are sequentially vertically connected and have preset heights, and the column units are detachably connected;

the second lifting device is fixed on the edge beam;

2. The truss bridge crane of claim 1, wherein:

the column body comprises a first column body and a second column body which are horizontally connected, and the first column body and the second column body respectively comprise a plurality of column units which are detachably connected;

3. The truss bridge crane of claim 2, wherein:

the second hoisting device is fixed on the boundary beam through a support column with a preset height;

4. The truss bridge crane of claim 2, wherein:

a first supporting piece and a second supporting piece are connected between the first column body and the second column body;

the first supporting piece is used for supporting the edge beam;

5. The truss bridge crane of claim 2, wherein:

the second hoisting device comprises two hoisting parts which are respectively used for corresponding to the first column body and the second column body;

6. The truss bridge crane of claim 1, wherein:

the main beam and the lower side of the side beam are arranged to be of reverse arch structures.

7. The truss bridge crane of any one of claims 1-6, wherein:

the main beam, the boundary beam and the column body are made of truss structures.