CN216040667U - Multifunctional telescopic cantilever hanging rack - Google Patents
Multifunctional telescopic cantilever hanging rack Download PDFInfo
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- CN216040667U CN216040667U CN202121810460.2U CN202121810460U CN216040667U CN 216040667 U CN216040667 U CN 216040667U CN 202121810460 U CN202121810460 U CN 202121810460U CN 216040667 U CN216040667 U CN 216040667U
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Abstract
The utility model discloses a multifunctional telescopic cantilever arm hanging rack which comprises a top frame, a vertical frame, a fixed platform, a movable platform and a driving mechanism, wherein the top frame extends along the left-right direction; the vertical frame is connected to one side of the top frame and extends downwards; the fixed platform is arranged below the top frame and fixedly connected with the lower end of the vertical frame, and the fixed platform extends along the left-right direction; the movable platform is movably arranged on the fixed platform along the left and right directions; the driving mechanism comprises a driving part and a matching part, the driving part is arranged on the fixed platform, the matching part is arranged on the movable platform, and the driving part is matched with the movable part to drive the movable platform to be close to or far away from the vertical frame. The telescopic arm hanging rack can be matched with arms of different lengths, is wide in application range and saves cost.
Description
Technical Field
The utility model relates to the technical field of steel box girder cantilever arm installation, in particular to a multifunctional telescopic cantilever arm hanging frame.
Background
A large number of integral steel box girders with large cantilever arms on both sides are adopted for overpasses and viaducts in the existing urban roads. The cantilever arm part is installed alone during bridge construction, and after cantilever arm hoisting is finished, except that roof longitudinal joint, transverse joint can weld at the bridge floor, the installation, the welding and the final paint of parts such as all the other cantilever beam web, lower flange, cantilever arm longitudinal rib embedding section, cantilever arm embedding section decorative board, cantilever arm circular arc decorative board need all be gone on in the cantilever arm below. Aiming at the requirements of a series of beam bottom assembling, welding and coating operations related to the installation of a steel box beam cantilever arm, at present, a method is generally adopted in which a truck crane or an overhead working truck is used as an operation platform, and an operator directly performs the operation on the operation platform provided by the mechanical equipment. However, large machinery equipment is expensive for machine shifts, and poor in applicability, resulting in low working efficiency. In addition, the size of the operation platform is limited, the operation platform is inconvenient to use and move, the cantilever arm is troublesome to install, different operation platforms are needed for cantilever arms of steel box girders with different sizes, and the cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a multifunctional telescopic cantilever arm hanging frame, and aims to solve the problem that different operation platforms are needed for steel box girder cantilever arms with different sizes at present.
In order to achieve the above object, the present invention provides a multifunctional retractable cantilever hanger, comprising:
the top frame extends in the left-right direction, the lower end of the top frame is provided with a plurality of rollers, and the rollers are used for enabling the top frame to move on the bridge plane in the front-back direction;
the vertical frame is connected to one side of the top frame and extends downwards;
the fixed platform is arranged below the top frame and fixedly connected with the lower end of the vertical frame, and the fixed platform extends along the left-right direction;
the movable platform is movably arranged on the fixed platform along the left-right direction; and the number of the first and second groups,
the driving mechanism comprises a driving part and a matching part, the driving part is arranged on the fixed platform, the matching part is arranged on the movable platform, and the driving part is matched with the movable part to drive the movable platform to be close to or far away from the vertical frame.
Optionally, a sliding groove is formed in the fixed platform, the sliding groove is far away from the vertical platform in the left-right direction and extends, a sliding block is arranged on the movable platform, and the sliding block is slidably mounted in the sliding groove.
Optionally, the driving portion includes an air cylinder disposed on the fixed platform, the air cylinder has a telescopic rod, the matching portion includes a baffle disposed on the movable platform, and a free end of the telescopic rod is fixedly connected to the baffle to drive the movable platform to move in a left-right direction.
Optionally, a fence is arranged around the fixed platform;
and fences are arranged around the movable platform.
Optionally, the fixed platform fence includes fixed fences on the front and rear sides, the movable platform fence includes movable fences on the front and rear sides, and the movable fences are telescopically mounted in the fixed fences.
Optionally, an opening is arranged between the upper end of the vertical frame and the top frame, and the opening is used for an applicator worker to enter the fixed platform;
a ladder stand fixedly installed on the vertical frame is arranged in the opening, and the ladder stand extends upwards from the fixed platform to the outside of the opening.
Optionally, the upper end of the vertical frame has two parallel protruding rods extending horizontally towards the top frame, the two parallel protruding rods, the top frame and the vertical frame enclose the opening, the top frame is correspondingly provided with two grooves, and the protruding rods are slidably mounted in the corresponding grooves, so that the distance between the top frame and the vertical frame is adjustable.
Optionally, a camera is further arranged on the fixed platform and/or the movable platform and used for detecting and observing the cantilever arm of the steel box girder.
Optionally, a spray gun is further disposed on the fixed platform and/or the movable platform.
According to the technical scheme, the top frame can move on a bridge plane through the plurality of rollers, the front position and the rear position can be conveniently adjusted, the fixed platform is arranged below the top frame, the steel box girder cantilever arm is located between the top frame and the fixed platform, a constructor can operate the steel box girder cantilever arm on the fixed platform, if the size of the fixed platform cannot meet the length of the steel box girder cantilever arm, the movable platform can be extended, then the constructor can operate the steel box girder cantilever arm on the movable platform, and therefore the steel box girder cantilever arms with different sizes can be operated only by one cantilever arm hanging frame, the application range is wide, and the cost is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a partial structural schematic view of an embodiment of the multifunctional retractable cantilever hanger provided by the present invention;
fig. 2 is a cross-sectional view of the multifunctional telescopic arm picking rack in fig. 1 along the left-right direction.
The reference numbers illustrate:
reference numerals | Name (R) | Reference numerals | Name (R) |
100 | Multifunctional telescopic |
3 | Fixed platform |
1 | |
31 | |
11 | |
4 | |
12 | Opening of the |
41 | |
13 | |
5 | |
2 | |
51 | Fixed |
21 | Ladder stand | 52 | |
22 | Convex rod |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indication is involved in the embodiment of the present invention, the directional indication is only used for explaining the relative positional relationship, the motion situation, and the like between the components in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
A large number of integral steel box girders with large cantilever arms on both sides are adopted for overpasses and viaducts in the existing urban roads. The cantilever arm part is installed alone during bridge construction, and after cantilever arm hoisting is finished, except that roof longitudinal joint, transverse joint can weld at the bridge floor, the installation, the welding and the final paint of parts such as all the other cantilever beam web, lower flange, cantilever arm longitudinal rib embedding section, cantilever arm embedding section decorative board, cantilever arm circular arc decorative board need all be gone on in the cantilever arm below. Aiming at the requirements of a series of beam bottom assembling, welding and coating operations related to the installation of a steel box beam cantilever arm, at present, a method is generally adopted in which a truck crane or an overhead working truck is used as an operation platform, and an operator directly performs the operation on the operation platform provided by the mechanical equipment. However, large machinery equipment is expensive for machine shifts, and poor in applicability, resulting in low working efficiency. In addition, the size of the operation platform is limited, the operation platform is inconvenient to use and move, the cantilever arm is troublesome to install, different operation platforms are needed for cantilever arms of steel box girders with different sizes, and the cost is high.
In view of this, the present invention provides a multifunctional retractable cantilever hanger. Fig. 1 to fig. 2 show an embodiment of a multifunctional retractable cantilever hanger according to the present invention.
Referring to fig. 1 to 2, the multifunctional retractable cantilever hanger 100 includes a top frame 1, a vertical frame 2, a fixed platform 3, a movable platform 4 and a driving mechanism, wherein the top frame 1 extends in a left-right direction, a plurality of rollers 11 are disposed at a lower end of the top frame 1, and the rollers 11 are used for moving the top frame 1 on a bridge plane in a front-back direction (i.e., moving along a length direction of the bridge); the vertical frame 2 is connected to one side of the top frame 1 and extends downwards; the fixed platform 3 is arranged below the top frame 1 and fixedly connected with the lower end of the vertical frame 2, and the fixed platform 3 extends left and right; the movable platform 4 is movably arranged on the fixed platform 3 along the left-right direction; the driving mechanism comprises a driving part and a matching part, the driving part is arranged on the fixed platform 3, the matching part is arranged on the movable platform 4, and the driving part is matched with the movable part to drive the movable platform 4 to be close to or far away from the vertical frame 2.
According to the technical scheme, the top frame 1 can move on a bridge plane through the plurality of rollers 11, the front position and the rear position can be conveniently adjusted, the fixed platform 3 is arranged below the top frame 1, the steel box girder cantilever is located between the top frame 1 and the fixed platform 3, a constructor can operate the steel box girder cantilever on the fixed platform 3, if the size of the fixed platform 3 cannot meet the length of the steel box girder cantilever, the movable platform 4 can be extended, and then the constructor can operate the steel box girder cantilever on the movable platform 4, so that the steel box girder cantilevers with different sizes can be operated only by one cantilever hanging frame, the application range is wide, and the cost is saved.
Specifically, be equipped with spout 31 on fixed platform 3, spout 31 is along controlling to keeping away from vertical platform extends the setting, be equipped with slider 41 on the activity platform 4, slider 41 slidable mounting in spout 31 can restrict the slip direction of activity platform 4, also can be right activity platform 4 plays the supporting role.
It should be noted that the present invention does not limit the specific form of the sliding installation of the movable platform 4 on the fixed platform 3, for example, a ball may be further disposed between the sliding block 41 and the sliding groove 31 to reduce the friction force. Two idler wheels 11 are arranged at the upper end and the lower end of the movable platform 4, the fixed platform 3 is provided with a sliding chute 31, the upper end of the idler wheel 11 is abutted to the upper end face of the sliding chute 31, the lower end of the idler wheel 11 is abutted to the lower end face of the sliding chute 31, and therefore the movable platform 4 is movably mounted on the fixed platform 3.
In order to facilitate driving the movable platform 4 to move relative to the fixed platform 3, the driving portion includes an air cylinder (not shown in the figure) arranged on the fixed platform 3, the air cylinder is provided with a telescopic rod, the matching portion includes a baffle arranged on the movable platform 4, and a free end of the telescopic rod is fixedly connected with the baffle so as to drive the movable platform 4 to move left and right. So set up, need not manual promotion activity platform 4 uses manpower sparingly, just activity platform 4 for fixed platform 3's flexible also reliable and stable.
It should be noted that the specific form of the driving mechanism is not limited, and the driving mechanism may also be driven by a motor, for example, a linear motor, or a common motor, which realizes the linear telescopic motion of the movable platform 4 relative to the fixed platform 3 through a gear and a rack.
It should be noted that the specific position of the air cylinder on the fixed platform 3 is not limited, and the air cylinder may be disposed between the two fixed rails 51, or may be disposed outside the two fixed rails 51.
In order to ensure the safety of constructors, the periphery of the fixed platform 3 is provided with a fence 5; the surrounding of the movable platform 4 is provided with a fence 5. So, constructor is difficult for taking place the danger of falling in the work progress, just rail 5 still can supply to execute the protection hook lock on workman's body and fix.
Further, the rail 5 of the fixed platform 3 includes fixed rails 51 on the front and rear sides, the rail 5 of the movable platform 4 includes movable rails 52 on the front and rear sides, the movable rails 52 are telescopically mounted in the fixed rails 51, the fixed rails 51 can also support the interactive rails 5, so that the safety of the movable platform 4 moving on the fixed platform 3 is further improved.
In the present invention, an opening 12 is provided between the upper end of the vertical frame 2 and the top frame 1, the opening 12 being used for the worker to enter the fixed platform 3; a ladder 21 fixedly arranged on the vertical frame 2 is arranged in the opening 12, and the ladder 21 extends upwards from the fixed platform 3 to the outside of the opening 12, so that a constructor can conveniently go in and out of the opening 12 through the ladder 21.
In particular, the ladder 21 may be welded to the vertical frame 2 to increase stability and avoid accidents caused by loosening of the ladder 21.
In the present invention, the opening 12 is only used for the up and down movement of the constructor, and the opening 12 is not used substantially after the constructor enters the fixed platform 3, therefore, in an embodiment of the present invention, the upper end of the vertical frame 2 has two parallel protruding rods 22 extending horizontally towards the top frame 1, the two parallel protruding rods 22 enclose the opening 12 with the top frame 1 and the vertical frame 2, the top frame 1 is correspondingly provided with two grooves 13, and the protruding rods 22 are slidably mounted in the corresponding grooves 13, so that the distance between the top frame 1 and the vertical frame 2 is adjustable. So set up, increased fixed platform 3 along the right-left direction home range, with movable platform 4 cooperates, can the more not unidimensional steel box girder outriggers of adaptation.
It should be noted that the driving manner for driving the top frame 1 and the vertical frame 2 is not limited, and reference may be made to the above-mentioned driving mechanism, and the driving mechanism may also be designed according to other conventional technical means in the field.
For the convenience inspection whether the arm is chosen to the steel box girder goes wrong, fixed platform 3 and/or still be equipped with the camera on the movable platform 4, the camera is used for detecting the observation the arm is chosen to the steel box girder, for example, if a certain region falls the lacquer, can in time discover and restore, perhaps a certain region has a large amount of foul, can in time clear away.
In addition, a spray gun is further arranged on the fixed platform 3 and/or the movable platform 4, and the steel box girder cantilever can be sprayed through the spray gun.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. The utility model provides an arm stores pylon is chosen to multi-functional retractable which characterized in that includes:
the top frame extends in the left-right direction, the lower end of the top frame is provided with a plurality of rollers, and the rollers are used for enabling the top frame to move on the bridge plane in the front-back direction;
the vertical frame is connected to one side of the top frame and extends downwards;
the fixed platform is arranged below the top frame and fixedly connected with the lower end of the vertical frame, and the fixed platform extends along the left-right direction;
the movable platform is movably arranged on the fixed platform along the left-right direction; and the number of the first and second groups,
the driving mechanism comprises a driving part and a matching part, the driving part is arranged on the fixed platform, the matching part is arranged on the movable platform, and the driving part is matched with the movable part to drive the movable platform to be close to or far away from the vertical frame.
2. The multifunctional telescopic arm raising hanger according to claim 1, wherein the fixed platform is provided with a sliding chute, the sliding chute extends away from the vertical platform in the left-right direction, the movable platform is provided with a sliding block, and the sliding block is slidably mounted on the sliding chute.
3. The multifunctional telescopic arm raising hanger of claim 1, wherein the driving part comprises an air cylinder disposed on the fixed platform, the air cylinder has a telescopic rod, the engaging part comprises a baffle disposed on the movable platform, and a free end of the telescopic rod is fixedly connected to the baffle to drive the movable platform to move in left and right directions.
4. The multifunctional telescopic cantilever arm hanging rack as claimed in claim 1, wherein the fixed platform is provided with a fence around;
and fences are arranged around the movable platform.
5. The multifunctional telescopic cantilever arm hanging rack as claimed in claim 4, wherein the fixed platform rail comprises front and rear fixed rails, and the movable platform rail comprises front and rear movable rails, and the movable rails are telescopically mounted to the fixed rails.
6. The multi-functional telescopic cantilever arm hanger of claim 1,
an opening is formed between the upper end of the vertical frame and the top frame and is used for an applicator to enter the fixed platform;
a ladder stand fixedly installed on the vertical frame is arranged in the opening, and the ladder stand extends upwards from the fixed platform to the outside of the opening.
7. The multi-functional telescopic cantilever hanger of claim 6, wherein the upper end of the vertical frame has two parallel protruding rods extending horizontally towards the top frame, the two parallel protruding rods and the top frame and the vertical frame enclose the opening, the top frame is correspondingly provided with two grooves, and the protruding rods are slidably mounted in the corresponding grooves, so that the distance between the top frame and the vertical frame is adjustable.
8. The multifunctional telescopic cantilever arm hanger of claim 1, wherein a camera is further arranged on the fixed platform and/or the movable platform, and the camera is used for detecting and observing the cantilever arm of the steel box girder.
9. The multifunctional telescopic cantilever arm hanger of claim 1, wherein a spray gun is further arranged on the fixed platform and/or the movable platform.
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CN202121810460.2U CN216040667U (en) | 2021-08-04 | 2021-08-04 | Multifunctional telescopic cantilever hanging rack |
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CN202121810460.2U CN216040667U (en) | 2021-08-04 | 2021-08-04 | Multifunctional telescopic cantilever hanging rack |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114734181A (en) * | 2022-04-20 | 2022-07-12 | 湖北辉创重型工程有限公司 | Welding trolley for cantilever arm of steel box girder |
CN114737480A (en) * | 2022-03-17 | 2022-07-12 | 中铁九桥工程有限公司 | Multifunctional offshore steel box girder construction platform |
-
2021
- 2021-08-04 CN CN202121810460.2U patent/CN216040667U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114737480A (en) * | 2022-03-17 | 2022-07-12 | 中铁九桥工程有限公司 | Multifunctional offshore steel box girder construction platform |
CN114734181A (en) * | 2022-04-20 | 2022-07-12 | 湖北辉创重型工程有限公司 | Welding trolley for cantilever arm of steel box girder |
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