CN214245364U - Roll-over stand of bridge inspection vehicle - Google Patents

Roll-over stand of bridge inspection vehicle Download PDF

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Publication number
CN214245364U
CN214245364U CN202023206224.8U CN202023206224U CN214245364U CN 214245364 U CN214245364 U CN 214245364U CN 202023206224 U CN202023206224 U CN 202023206224U CN 214245364 U CN214245364 U CN 214245364U
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China
Prior art keywords
frame
truss
roll
bridge
over stand
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CN202023206224.8U
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Chinese (zh)
Inventor
徐为广
徐建
郭海虎
董安国
张润东
糜德成
陈冬静
高大军
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Jiangsu Mingchen Municipal Construction Co ltd
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Jiangsu Mingchen Municipal Construction Co ltd
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Priority to CN202023206224.8U priority Critical patent/CN214245364U/en
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Abstract

The application relates to the field of bridge detection technology, in particular to a roll-over stand of a bridge detection vehicle. The device comprises a vehicle body and a combined truss arranged on the vehicle body, wherein the vehicle body is also provided with a rotating platform, a turnover oil cylinder and a lifting oil cylinder. The combination truss includes that mutual articulated erects frame and crossbearer, and the crossbearer is offered and is used for placing the chamber that holds of erecting the frame, erects the frame and is located the chamber that holds of crossbearer when the combination truss does not expand, and when the combination truss expanded, erects frame and crossbearer mutually perpendicular. A connecting chain is arranged between the vertical frame and the transverse frame. The vertical frame comprises a lifting part and a rotating part, and the transverse frame comprises a fixing part and a telescopic part. The lifting part enables the combined truss to move in the vertical direction, the rotating part enables the cross frame to rotate by 360 degrees, and the telescopic part enables the length of the cross frame to be increased, so that the cross frame can have a larger detection range. The combined truss structure has the effect of reducing the occupied volume of the combined truss.

Description

Roll-over stand of bridge inspection vehicle
Technical Field
The application relates to the field of bridge detection technology, in particular to a roll-over stand of a bridge detection vehicle.
Background
The bridge inspection vehicle is a special vehicle which can provide an operation platform for bridge inspection personnel in the inspection process, is equipped with a bridge inspection instrument and is used for mobile inspection and further maintenance operation. The bridge inspection vehicle can move at any time, and can safely, quickly and efficiently enable inspection personnel to enter an operation position for flow inspection or maintenance operation. When the bridge inspection vehicle works, the traffic is not influenced, and the bridge inspection vehicle can run at a low speed under the condition of not withdrawing the arm support.
The utility model patent with the publication number of CN106049276B discloses a novel rotating device for a bridge inspection vehicle truss. The bridge inspection vehicle comprises a vehicle body, a combined truss arranged on the vehicle body and a support frame used for supporting the vehicle body. The car body is rotatably provided with a lifting frame, a turning frame and a rotating platform which drive the combined truss. When the combined truss does not work, the supporting wheels are in a retracted state, the combined truss is horizontally placed, and the length direction of the combined truss is parallel to the length direction of the vehicle body. When the combined truss lifting device works, the supporting wheels are put down, the lifting frame enables the combined truss to ascend, the rotating platform drives the combined truss to rotate, the combined truss is kept horizontally arranged, and the length direction of the combined truss is perpendicular to the length direction of the vehicle body. After the rotating platform finishes rotating, the overturning frame enables the combined truss to be changed into a vertical state from a horizontally placed state, and at the moment, the combined truss extends out of the bridge. The combined truss consists of vertical frames and transverse frames, and the vertical frames and the transverse frames are placed in parallel and hinged with each other. After the completion upset, expand the combination truss, make and erect frame and crossbearer mutually perpendicular, the crossbearer this moment with the bridge floor level, still be equipped with the rotating electrical machines on erecting the frame, the motor rotation makes the crossbearer rotate in the horizontal direction, the completion is to the detection of bridge floor.
Aiming at the related technologies, when the bridge inspection vehicle does not work, the folded vertical frames and the folded transverse frames are placed in parallel, and the volume occupied by the combined truss is large, so that the whole vehicle body structure is overlarge.
SUMMERY OF THE UTILITY MODEL
In order to make the volume that the combination truss took when not using reduce, this application provides a bridge inspect vehicle.
The application provides a pair of bridge inspect vehicle's roll-over stand adopts following technical scheme:
the utility model provides a bridge inspection vehicle, includes the automobile body and sets up the combination truss on the automobile body, still be equipped with the rotary platform who is connected with the automobile body rotation on the automobile body, swing joint has the commentaries on classics board on the rotary platform, one side swing joint that rotary platform was kept away from to the commentaries on classics board has the lifter plate, lifter plate and combination truss sliding connection, the combination truss is including erecting frame and crossbearer, erect frame and crossbearer swing joint, the crossbearer has been seted up first and has been held the chamber, the erector is located first when bridge inspection vehicle is out of work and holds the intracavity.
Through adopting above-mentioned technical scheme, when the bridge inspect vehicle was out of work, the vertical retort was arranged in the chamber that holds of crossbearer, and the piston rod of lift cylinder and upset hydro-cylinder withdraws, and the combination truss level is placed, and the rotatory length direction that makes the combination truss of rotary platform is on a parallel with the length direction of automobile body. Because the vertical frames and the transverse frames are stacked, the combined truss occupies smaller volume on the vehicle body. When the bridge inspection vehicle works, the lifting plate and the combined truss are lifted, then the rotating platform rotates by 90 degrees, the length direction of the combined truss is perpendicular to that of the vehicle body, the combined truss is turned to be in a vertical state, and at the moment, the combined truss extends out of the bridge. And the transverse frames and the vertical frames in the combined truss are unfolded to complete the detection work of the bridge.
Optionally, the vertical frame comprises a lifting part and a rotating part, the lifting part is connected with the lifting plate in a sliding mode, the rotating part is connected with the lifting part in a rotating mode, and the rotating part is hinged to the transverse frame.
Through adopting above-mentioned technical scheme, bridge inspect vehicle is at the during operation, and the lifter plate moves the whole decline of combination truss, and the crossbearer rotates to the horizontality round the pin joint with rotation portion, and rotation portion rotates, makes the crossbearer rotate and stretches into the bridge floor below, accomplishes bridge inspection work.
Optionally, a rotary speed reduction motor is connected to a hinge point of the rotating part and the cross frame.
Through adopting above-mentioned technical scheme, gyration gear motor drives the crossbearer and rotates round the pin joint with rotation portion for the crossbearer rotates the horizontal position to the during operation. The rotary speed reducing motor has large bearing capacity and good stability and safety during rotation.
Optionally, the rotating portion is provided with a second accommodating cavity, a vertical plate is arranged in the second accommodating cavity, and the vertical plate is connected with the rotating portion in a sliding manner in the length direction of the vertical frame.
Through adopting above-mentioned technical scheme, the riser supplies the staff of detecting the bridge to stand, and after the upset that the combination truss passes through the upset hydro-cylinder was located vertical state, the staff got into inside the combination truss, stands on the riser, and the combination truss expandes after descending, after the crossbearer rotated to horizontally working position, the second held the vertical downstream of riser in the chamber and fell into the crossbearer in first holding the chamber, and the staff gets into the crossbearer and carries out the maintenance work of bridge.
Optionally, the rotating part is fixedly connected with a connecting chain, and one end of the connecting chain, which is far away from the rotating part, is fixedly connected with the cross frame.
Through adopting above-mentioned technical scheme, when the perpendicular frame was located the first intracavity that holds of crossbearer, the connecting chain was in lax state. When the crossbearer rotates to the horizontal working position, the connecting chain between the rotating part and the crossbearer is tensioned, the connecting chain plays a role in auxiliary support for the crossbearer, and when the rotary speed reducing motor is prevented from breaking down, the crossbearer rotates downwards suddenly to cause harm to the personal safety of workers.
Optionally, the crossbearer includes fixed part and pars contractilis, the fixed part is articulated with the rotating part, pars contractilis and fixed part sliding connection.
Through adopting above-mentioned technical scheme, when the crossbearer was located horizontally operating position, the pars contractilis can hold the chamber to keeping away from the direction removal of rotation portion from the third of fixed part, increases the length of crossbearer, makes bridge inspect vehicle can detect wider bridge floor, accomplishes the back that detects, and the pars contractilis is removes to the direction that is close to the rotation portion, places in the third of fixed part holds the chamber, saves space.
Optionally, an electromagnet is arranged at one end, away from the rotating part, of the lifting part.
Through adopting above-mentioned technical scheme, when the combination truss did not expand, erect the frame and be located the first chamber that holds of crossbearer, the electro-magnet circular telegram this moment makes perpendicular frame and crossbearer in the one side interconnect of keeping away from the rotation portion, reduces the rocking of combination truss lift and upset in-process, and when the combination truss expanded, the electro-magnet outage, the crossbearer rotated to horizontal operating position.
Optionally, the fixed part and the telescopic part are provided with safety guide rails.
Through adopting above-mentioned technical scheme, the staff can wear the safety rope when examining the bridge, and the staff hangs the safety rope on safety guide, can strengthen the security that the staff carried out bridge and examined time measuring.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the vertical frames are accommodated in the accommodating cavities of the transverse frames, so that the volume occupied by the combined truss is reduced;
2. the transverse frame is provided with a connecting chain and a safety guide rail, so that the safety of workers during bridge detection is improved;
3. the crossbearer includes the pars contractilis, can increase the length of crossbearer, enlarges the detection range of bridge floor.
Drawings
FIG. 1 is a schematic structural view of a bridge inspection vehicle.
Fig. 2 is a schematic structural view of the composite girder when it is not unfolded.
Fig. 3 is a schematic structural view of the composite girder when it is unfolded.
Description of reference numerals: 1. a vehicle body; 2. combining the trusses; 21. Erecting; 211. a lifting part; 212. a rotating part; 213. an electromagnet; 22. a cross frame; 221. a fixed part; 222. a telescopic part; 23. A rotary speed reduction motor; 24. a vertical plate; 25. a connecting chain; 3. rotating the platform; 4. turning over the oil cylinder; 5. rotating the plate; 6. a lift cylinder; 60. a guide bar; 7. a lifting plate; 81. a first accommodating chamber; 82. a second accommodating chamber; 83. a safety guide rail.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses roll-over stand of bridge inspect vehicle.
Referring to fig. 1, a bridge inspection vehicle comprises a vehicle body 1, wherein a rotating platform 3 is arranged on the vehicle body 1, and a turnover oil cylinder 4 is arranged on the rotating platform 3. The cylinder body of the turnover oil cylinder 4 is hinged with the rotary platform 3, one end of the piston rod is hinged with a rotary plate 5, and the rotary plate 5 is hinged with the rotary platform 3. The rotating plate 5 is connected with a lifting oil cylinder 6, the cylinder body of the lifting oil cylinder 6 is hinged with the rotating plate 5, and one end of a piston rod is hinged with a lifting plate 7. Two guide rods 60 are further connected between the lifting plate 7 and the rotating plate 5, one end of each guide rod 60 is hinged with the rotating plate 5, and the other end of each guide rod 60 is hinged with the lifting plate 7. The lifting plate 7 is also connected with the combined truss 2 in a sliding way. When the bridge inspection vehicle does not work, the combined truss 2 is horizontally placed on the vehicle body 1, and the length direction of the combined truss 2 is parallel to the length direction of the vehicle body 1. When the bridge inspection vehicle works, the telescopic rods of the lifting oil cylinders 6 extend out, so that the lifting plate 7 and the combined truss 2 are lifted to a certain height, and the two guide rods 60 play a role in auxiliary support, so that the support structure is more stable. Then, the rotary platform 3 is rotated by 90 degrees so that the longitudinal direction of the combination truss 2 is perpendicular to the longitudinal direction of the vehicle body 1. And then extending a piston rod of the overturning oil cylinder 4, so that the lifting plate 7 and the combined truss 2 are changed from a horizontal state to a vertical state, and at the moment, the combined truss 2 and the lifting plate 7 extend out of the bridge.
Referring to fig. 2 and 3, the composite girder 2 includes vertical frames 21 and horizontal frames 22. The vertical frame 21 includes an elevating portion 211 and a rotating portion 212. An electromagnet 213 is provided at an end of the lifting part 211 remote from the rotating part 212. When the combined truss 2 is not unfolded, the electromagnet 213 is electrified to connect the vertical frame 21 and the transverse frame 22 with each other, so that the shaking in the lifting and overturning processes of the combined truss 2 is reduced, and when the combined truss 2 is unfolded, the electromagnet 213 is powered off.
Referring to fig. 2 and 3, the cross frame 22 is opened with a first receiving cavity 81 for placing the vertical frame 21 when not in operation. The lifting part 211 is connected with the lifting plate 7 in a sliding way, the rotating part 212 is connected with the lifting part 211 in a rotating way, the rotating part 212 is hinged with the cross frame 22, and the hinged point is connected with the rotary speed reducing motor 23. The rotating part 212 is fixedly connected with a connecting chain 25, and one end of the connecting chain 25 far away from the rotating part 212 is fixedly connected with the cross frame 22. When the composite girder 2 is not unfolded, the vertical frame 21 is located in the first receiving cavity 81 of the horizontal frame 22, so that the volume occupied by the composite girder 2 is reduced, and the connecting chain 25 is in a relaxed state. After the combination truss 2 overturns to vertical state, combination truss 2 descends, and gyration gear motor 23 drives crossbearer 22 and rotates to horizontal operating position round the pin joint with rotation portion, and connecting chain 25 tensioning plays the auxiliary stay effect to crossbearer 22 this moment, prevents simultaneously that gyration gear motor 23 from breaking down, and crossbearer 22 whereabouts harm staff's safety.
Referring to fig. 3, the second accommodating cavity 82 is formed in the rotating portion 212, a vertical plate 24 slidably connected to the rotating portion 212 is disposed in the second accommodating cavity 82, and the vertical plate 24 can be lifted along the length direction of the vertical frame. After the combined truss 2 is turned over, the worker enters the inside of the combined truss 2 and stands on the vertical plate 24, when the cross frame 22 rotates to the horizontal working position, the vertical plate 24 falls into the first accommodating cavity 81 in the cross frame 22, and the worker enters the cross frame 22 to perform bridge detection work.
Referring to fig. 3, the cross frame 22 includes an expansion portion 222 and a fixing portion 221 hinged to the rotating portion 212, and the fixing portion 221 is slidably connected to the expansion portion 222. When the cross frame 22 moves to the horizontal working position, the telescopic part 222 can slide from the fixing part 221 in the direction away from the rotating part 212 in order to increase the length of the cross frame 22 and increase the detection range, and after the detection is completed, the telescopic part 222 moves in the direction approaching the rotating part 212. The safety rail 83 is provided on both the fixed part 221 and the extendable part 222. The staff can hang the safety rope on one's body on safety rail 83, guarantees the personal safety of detection achievement time.
The implementation principle of the bridge inspection vehicle in the embodiment of the application is as follows: when the bridge detection vehicle works, the lifting oil cylinder 6 enables the combined truss 2 to rise, the rotating platform 3 rotates, and the piston rod of the overturning oil cylinder 4 extends out, so that the combined truss 2 is vertically positioned on the outer side of a bridge. At this time, the worker enters the vertical plate 24 in the combined truss 2, the combined truss 2 descends, the rotary speed reduction motor 23 drives the cross frame 22 to rotate, the cross frame 22 is finally located at the horizontal working position, the vertical plate 24 descends at this time, the worker enters the cross frame 22 from the vertical plate 24 to perform bridge detection, the telescopic portion 222 extends out of the fixing portion 221, the length of the cross frame 22 is increased, and the detection range is enlarged. After detection is completed, the telescopic part 222 retracts, a worker returns to the vertical plate 24, the vertical plate 24 rises, the transverse frame 22 rotates to be sleeved with the vertical frame 21, the combined truss 2 rises, the worker returns to the bridge, then the piston rod of the overturning oil cylinder 4 retracts, the rotary platform 3 rotates, the piston rod of the lifting oil cylinder 6 retracts, and the combined truss 2 is placed on the vehicle body 1.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a bridge inspect vehicle's roll-over stand, includes automobile body (1) and sets up combination truss (2) on automobile body (1), still be equipped with on automobile body (1) and rotate rotary platform (3) of being connected with automobile body (1), swing joint has commentaries on classics board (5) on rotary platform (3), one side swing joint who keeps away from rotary platform (3) commentaries on classics board (5) has lifter plate (7), lifter plate (7) and combination truss (2) sliding connection, its characterized in that: the combined truss (2) comprises a vertical frame (21) and a transverse frame (22), the vertical frame (21) is movably connected with the transverse frame (22), the transverse frame (22) is provided with a first accommodating cavity (81), and the vertical frame (21) is located in the first accommodating cavity (81) when the bridge detection vehicle does not work.
2. The roll-over stand of the bridge inspection vehicle of claim 1, characterized in that: erect frame (21) including lift portion (211) and rotation portion (212), lift portion (211) and lifter plate (7) sliding connection, rotation portion (212) rotate with lift portion (211) and are connected, rotation portion (212) are articulated with crossbearer (22).
3. The roll-over stand of the bridge inspection vehicle of claim 2, characterized in that: the hinged point of the rotating part (212) and the transverse frame (22) is connected with a rotary speed reducing motor (23).
4. The roll-over stand of the bridge inspection vehicle of claim 3, characterized in that: the second containing cavity (82) is formed in the rotating portion (212), a vertical plate (24) is arranged in the second containing cavity (82), and the vertical plate (24) is connected with the rotating portion (212) in a sliding mode in the length direction of the vertical frame (21).
5. The roll-over stand of the bridge inspection vehicle of claim 4, characterized in that: the rotating portion (212) is fixedly connected with a connecting chain (25), and one end, far away from the rotating portion (212), of the connecting chain (25) is fixedly connected with the cross frame (22).
6. The roll-over stand of the bridge inspection vehicle of claim 4, characterized in that: the transverse frame (22) comprises a fixing portion (221) and a telescopic portion (222), the fixing portion (221) is hinged to the rotating portion (212), and the telescopic portion (222) is connected with the fixing portion (221) in a sliding mode.
7. The roll-over stand of the bridge inspection vehicle of claim 2, characterized in that: and an electromagnet (213) is arranged at one end of the lifting part (211) far away from the rotating part (212).
8. The roll-over stand of the bridge inspection vehicle of claim 6, characterized in that: the fixing part (221) and the telescopic part (222) are provided with a safety guide rail (83).
CN202023206224.8U 2020-12-25 2020-12-25 Roll-over stand of bridge inspection vehicle Active CN214245364U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023206224.8U CN214245364U (en) 2020-12-25 2020-12-25 Roll-over stand of bridge inspection vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023206224.8U CN214245364U (en) 2020-12-25 2020-12-25 Roll-over stand of bridge inspection vehicle

Publications (1)

Publication Number Publication Date
CN214245364U true CN214245364U (en) 2021-09-21

Family

ID=77743172

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202023206224.8U Active CN214245364U (en) 2020-12-25 2020-12-25 Roll-over stand of bridge inspection vehicle

Country Status (1)

Country Link
CN (1) CN214245364U (en)

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