CN219260722U - Combined motion loading mechanism for bridge inspection vehicle applicable to stay cable bridge - Google Patents
Combined motion loading mechanism for bridge inspection vehicle applicable to stay cable bridge Download PDFInfo
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- CN219260722U CN219260722U CN202320085859.1U CN202320085859U CN219260722U CN 219260722 U CN219260722 U CN 219260722U CN 202320085859 U CN202320085859 U CN 202320085859U CN 219260722 U CN219260722 U CN 219260722U
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Abstract
Combined motion loading mechanism for bridge inspection vehicle suitable for stay cable bridge, its characterized in that: the main arm luffing mechanism is composed of a luffing cylinder (2) connected with a turntable (1) in a hinging manner and a fixed main arm (3), and a main arm telescopic mechanism is composed of a telescopic main arm (5) penetrating into a hollow column cavity of the fixed main arm (3) through a telescopic cylinder (4); the front extension end of the telescopic main arm (5) is connected with a telescopic main arm connecting frame (7) through a luffing cylinder (6) to form a connecting frame swinging mechanism; the telescopic main arm connecting frame (7) provided with the hydraulic slewing device (8) is combined with the vertical tower connecting frame (10) through the slewing bearing (9), and the vertical tower connecting frame (10) is combined with the vertical tower (12) through the vertical oil cylinder (11) to jointly form a slewing mechanism of the vertical tower.
Description
Technical Field
The utility model relates to a connecting mechanism capable of realizing a rotation function on a bridge inspection vehicle of a special automobile, in particular to a combined motion loading mechanism capable of meeting the requirement of a whole automobile on a construction exhibition vehicle of a diagonal tension bridge.
Background
In the prior art, the vertical tower connecting frame of the bridge inspection vehicle cannot rotate the vertical tower in parallel with the stay cable in the vehicle unfolding process of inspecting the stay cable bridge, and the main arm cannot stretch and pass through the stay cable to unfold the vehicle, so that the inspection of the stay cable bridge cannot be satisfied. The cantilever type bridge detection vehicle is required to be used for detection, and the operation efficiency is low.
Disclosure of Invention
The utility model aims to provide a combined motion loading mechanism for a bridge inspection vehicle, which is suitable for a stay cable bridge and aims to overcome the defects in the prior art. When the whole bridge inspection vehicle runs, the combined movement mechanism of main arm amplitude variation expansion and vertical tower swing rotation drives the vertical tower working platform to rotate simultaneously and parallel to the inhaul cable, the telescopic main arm penetrates the vertical tower working platform through the inhaul cable, the vertical tower connecting frame is rotated to enable the vertical tower working platform to be vertical, the vertical tower working platform penetrating through the inhaul cable is completed, and the working platform can be normally unfolded. The motion mechanism can enable the whole vehicle to provide necessary telescopic and rotary functions for the vertical tower work platform of the whole vehicle to pass through the inhaul cable when the inclined cable bridge is constructed, and provides a more efficient truss type bridge inspection vehicle.
The aim of the utility model can be achieved by the following technical measures:
the combined motion loading mechanism for the bridge inspection vehicle suitable for the stay cable bridge comprises a main arm amplitude variation mechanism which is formed by an amplitude variation oil cylinder I and a fixed main arm which are connected with a turntable in a hinging manner, and a main arm telescopic mechanism which is formed by a telescopic main arm penetrating into a hollow column cavity of the fixed main arm through a telescopic oil cylinder; the front extension end of the telescopic main arm is connected with a telescopic main arm connecting frame through a luffing cylinder II to form a connecting frame swinging mechanism; the telescopic main arm connecting frame provided with the hydraulic slewing device is combined with the vertical tower connecting frame through the slewing bearing, and the vertical tower connecting frame is combined with the vertical tower through the vertical oil cylinder to jointly form a slewing mechanism of the vertical tower.
The front extension end of the telescopic main arm is hinged with the left and right lug plates of the telescopic main arm connecting frame through the amplitude variable oil cylinders II hinged on the left and right sides of the telescopic main arm.
The hydraulic power installed on the vehicle is connected to the corresponding interfaces of the hydraulic cylinder and the hydraulic slewing device in a connection mode of the control oil way, and is used for realizing the functions of amplitude variation, expansion and contraction of the main arm of the vehicle and swinging and slewing of the vertical tower.
The beneficial effects of the utility model are as follows:
according to the utility model, the telescopic main arm connecting frame, the hydraulic slewing device, the slewing bearing and the vertical tower connecting frame which can realize the slewing function are replaced by the connecting frame in the prior art, so that the purpose of slewing the vertical tower in a vertical plane is realized. The main arm is replaced by a fixed main arm, a telescopic main arm and a telescopic oil cylinder which can realize the telescopic function, and the telescopic main arm is used for driving the vertical tower to stretch, in addition, the combined movement mechanism of the main arm amplitude-changing telescopic and vertical tower swinging and rotating is connected with the corresponding interfaces of the hydraulic oil cylinder and the hydraulic rotating device by means of hydraulic power arranged on a vehicle in a connection mode of a control oil way, so that the main arm amplitude-changing, telescopic and vertical tower swinging and rotating functions of the vehicle are realized, the vertical tower and a working platform can pass through a stay cable on a bridge, and the truss bridge detection vehicle can detect a stay cable bridge, thereby greatly improving the working efficiency.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Number in the figure: 1. the hydraulic support device comprises a turntable, a luffing cylinder I, a fixed main arm I, a telescopic cylinder 4, a telescopic main arm 5, a luffing cylinder II, a telescopic main arm connecting frame 7, a hydraulic slewing device 8, a slewing bearing 9, a vertical tower connecting frame 10, a vertical cylinder 11 and a vertical tower 12.
Fig. 2 is a top view of fig. 1 (excluding the turntable portion).
Fig. 3 is a B-B cross-sectional view of fig. 1.
Fig. 4 is a right side view of fig. 3.
Fig. 5 is a schematic diagram 1 of the application of the utility model (step 1: vehicle support leg).
Fig. 6 is a schematic diagram of the application of the utility model 2 (step 2: rotating the working device 90 degrees).
FIG. 7 is a schematic diagram 3 of the application of the present utility model (step 3: placing the operational vertical tower in a vertical position).
FIG. 8 is a schematic diagram of an application of the present utility model 4 (step 4: traversing a vertical tower rotation parallel to a stay cable).
FIG. 9 is a schematic diagram 5 of the application of the present utility model (step 5: telescoping fixed main arm to traverse the vertical tower through the stay cable).
FIG. 10 is a schematic diagram 6 of the application of the present utility model (step 6: rotating a vertical tower to vertical).
Fig. 11 is a schematic diagram 7 of the application of the present utility model (step 7: unfolding the work platform).
Description of the embodiments
The utility model is further described below with reference to examples (figures):
as shown in fig. 1-4, the combined motion loading mechanism for the bridge inspection vehicle suitable for the stayed cable bridge comprises a main arm amplitude variation mechanism which is composed of an amplitude variation oil cylinder I2 connected with a turntable 1 in a hinged manner and a fixed main arm 3, and a main arm telescopic mechanism which is composed of a telescopic main arm 5 penetrating into a hollow column cavity of the fixed main arm 3 through a telescopic oil cylinder 4; the front extension end of the telescopic main arm 5 is connected with a telescopic main arm connecting frame 7 through a luffing cylinder II 6 to form a connecting frame swinging mechanism; the telescopic main arm connecting frame 7 provided with the hydraulic slewing device 8 is combined with the vertical tower connecting frame 10 through the slewing bearing 9, and the vertical tower connecting frame 10 is combined with the vertical tower 12 through the vertical oil cylinder 11 to jointly form a slewing mechanism of the vertical tower.
In the utility model, the front extension end of the telescopic main arm 5 is hinged with the left and right ear plates of the telescopic main arm connecting frame 7 through amplitude variable oil cylinders II 6 hinged on the left and right sides of the telescopic main arm.
The hydraulic power installed on the vehicle is connected to the corresponding interfaces of the hydraulic cylinder and the hydraulic slewing device in a connection mode of the control oil way, and is used for realizing the functions of amplitude variation, expansion and contraction of the main arm of the vehicle and swinging and slewing of the vertical tower.
Claims (2)
1. Combined motion loading mechanism for bridge inspection vehicle suitable for stay cable bridge, its characterized in that: the main arm luffing mechanism is composed of a luffing cylinder I (2) connected with a turntable (1) in a hinging manner and a fixed main arm (3), and a main arm telescopic mechanism is composed of a telescopic main arm (5) penetrating into a hollow column cavity of the fixed main arm (3) through a telescopic cylinder (4); the front extension end of the telescopic main arm (5) is connected with a telescopic main arm connecting frame (7) through a luffing cylinder II (6) to form a connecting frame swinging mechanism; the telescopic main arm connecting frame (7) provided with the hydraulic slewing device (8) is combined with the vertical tower connecting frame (10) through the slewing bearing (9), and the vertical tower connecting frame (10) is combined with the vertical tower (12) through the vertical oil cylinder (11) to jointly form a slewing mechanism of the vertical tower.
2. The combined motion loading mechanism for a bridge inspection vehicle applicable to a stayed-cable bridge according to claim 1, wherein: the front extension end of the telescopic main arm (5) is hinged with the left and right lug plates of the telescopic main arm connecting frame (7) through amplitude variable oil cylinders II (6) hinged on the left and right sides of the telescopic main arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320085859.1U CN219260722U (en) | 2023-01-30 | 2023-01-30 | Combined motion loading mechanism for bridge inspection vehicle applicable to stay cable bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320085859.1U CN219260722U (en) | 2023-01-30 | 2023-01-30 | Combined motion loading mechanism for bridge inspection vehicle applicable to stay cable bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219260722U true CN219260722U (en) | 2023-06-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320085859.1U Active CN219260722U (en) | 2023-01-30 | 2023-01-30 | Combined motion loading mechanism for bridge inspection vehicle applicable to stay cable bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219260722U (en) |
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2023
- 2023-01-30 CN CN202320085859.1U patent/CN219260722U/en active Active
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