CN210086049U - Portable bridge is with inspection dolly - Google Patents
Portable bridge is with inspection dolly Download PDFInfo
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- CN210086049U CN210086049U CN201920373578.XU CN201920373578U CN210086049U CN 210086049 U CN210086049 U CN 210086049U CN 201920373578 U CN201920373578 U CN 201920373578U CN 210086049 U CN210086049 U CN 210086049U
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- telescopic frame
- bridge
- magnetic wheel
- inspection
- camera
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Abstract
The utility model discloses a portable bridge is with inspection dolly relates to bridge detection area, including expansion bracket, an at least magnetic wheel, first drive arrangement and camera, the magnetic wheel is located on the expansion bracket, first drive arrangement with the magnetic wheel is connected, is used for the drive the magnetic wheel slides along the bridge, the camera rotates and is fixed in the expansion bracket, wherein, the expansion bracket is used for adjusting the relative position of camera and magnetic wheel, the utility model discloses can accomplish the detection to the limited bridge in inspection space, its overall structure is simple, and occupation space is less to be applicable to the limited bridge in inspection space.
Description
Technical Field
The utility model relates to a bridge detection area, concretely relates to portable is inspection dolly for bridge.
Background
At present, the field of bridge detection mainly uses a vehicle-mounted person for bridge inspection to carry out manual detection, and a bridge inspection vehicle mainly comprises a person-mounted inspection vehicle reserved for a large bridge and a movable large truss type bridge inspection vehicle. The two types of equipment are usually manned operation, have higher requirements on equipment and personal safety, and generally need a wider operation space so as to ensure the safety of operating personnel and equipment.
At present, a large-scale bridge manned inspection vehicle is reserved in most newly-built bridges, but when road planning or reconstruction is carried out near a bridge traffic line reserved with the manned inspection vehicle, due to the influence of various factors, the space adaptive to bridge detection operation is easily reduced sharply, and therefore the reserved manned inspection vehicle cannot be suitable for inspection of the existing bridge. In addition, the manned inspection vehicle reserved for the large bridge has the defects of more prominent fault and durability problems due to low use frequency and frequent outdoor severe environment, and the equipment is difficult to use when the bridge maintenance inspection is required. And such situations are even more problematic in bridges that have been in service for some period of time.
The movable large truss type manned bridge inspection vehicle also uses manpower to carry out detection, and the equipment can only be used on a highway bridge usually, so that the required space for detection operation is large, and the safety problem of operators is contradictory.
The method is characterized in that a detection window of the railway bridge is short and intrusive detection equipment is prohibited from entering the railway line, so that the difficulty of detection operation is very high and the urgency of solving the problems is very obvious.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide a portable is inspection dolly for bridge can accomplish the detection to the limited bridge in inspection space.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
the utility model provides a portable is inspection dolly for bridge, include:
a telescopic frame;
at least one magnetic wheel, the magnetic wheel is arranged on the expansion bracket,
the first driving device is connected with the magnetic wheel and used for driving the magnetic wheel to slide along the bridge;
the camera is rotationally fixed on the telescopic frame;
the telescopic frame is used for adjusting the relative position of the camera and the magnetic wheel.
On the basis of the technical scheme, the telescopic frame comprises a horizontal telescopic frame and a vertical telescopic frame, one end of the vertical telescopic frame is fixed to the horizontal telescopic frame, the other end of the vertical telescopic frame is fixed to the magnetic wheel, the camera is arranged on the horizontal telescopic frame, and the horizontal telescopic frame is used for adjusting the distance between the camera and the vertical telescopic frame.
On the basis of the technical scheme, the vertical telescopic frame is fixed to the middle of the horizontal telescopic frame, and the cameras are arranged at two ends of the horizontal telescopic frame.
On the basis of the technical scheme, the vertical telescopic frame is connected with the horizontal telescopic frame through a second driving device, the horizontal telescopic frame comprises a first telescopic rod and a second telescopic rod, the first telescopic rod is fixed to the vertical telescopic frame, the second telescopic rod is fixed to the camera, and the first telescopic rod and the second telescopic rod are connected through a third driving device.
On the basis of the technical scheme, the telescopic frame is provided with a clamping wheel which is close to the magnetic wheel, the axis of the clamping wheel is parallel to the axis of the magnetic wheel, and the distance from the axis of the clamping wheel to the axis of the magnetic wheel is greater than the sum of the diameters of the clamping wheel and the magnetic wheel.
On the basis of the technical scheme, the telescopic frame is provided with a pair of limiting protection wheels which are close to the magnetic wheels, and the axes of the limiting protection wheels are vertical to the axes of the magnetic wheels.
On the basis of the technical scheme, the telescopic frame is provided with a hook which is a magnet.
Compared with the prior art, the utility model has the advantages of:
the utility model discloses a portable is inspection dolly for bridge moves through the magnetic wheel, and can make the camera accomplish the field of vision total coverage to the bridge through setting up of expansion bracket to can accomplish the detection to the limited bridge in inspection space, its overall structure is simple, and occupation space is less, thereby is applicable to the limited bridge in inspection space.
Drawings
FIG. 1 is a perspective view of an inspection cart according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an inspection cart according to an embodiment of the present invention.
In the figure: 1-an expansion bracket, 11-a horizontal expansion bracket, 12-a vertical expansion bracket, 2-a magnetic wheel, 3-a camera, 4-a hook, 5-a clamping wheel, 6-a limiting protection wheel and 7-a track.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Referring to fig. 1, the embodiment of the utility model provides a portable bridge is with inspection dolly, including expansion bracket 1, an at least magnetic wheel 2 and camera 3, be equipped with a drive arrangement on expansion bracket 1, magnetic wheel 2 can be dismantled and locate on expansion bracket 1, a drive arrangement is connected with magnetic wheel 2 to be used for driving magnetic wheel 2 and rotate, camera 3 rotates and is fixed in on expansion bracket 1, and expansion bracket 1 is used for adjusting camera 3 and magnetic wheel 2's relative position.
Have the high-speed railway to the bridge below, large-scale boats and ships traffic line, and when the circumstances such as highway exist, because bridge beam bottom lower part space is extremely restricted, lead to original reserved bridge inspection car also to be difficult to be suitable for easily, also the condition when not allowing large-scale invasive manned equipment to get into bridge beam bottom inspection, because the expansion bracket 1 of this inspection dolly has flexible function, move through the magnetic wheel, and the setting through the expansion bracket can make the camera accomplish the field of vision of bridge and cover entirely, its overall structure is simple, the shared inspection space of itself is less, thereby can accomplish the bridge inspection under the restricted condition of inspection space.
When a bridge to be inspected has a track 7, an expansion bracket 1 can move on the track 7 through a magnetic wheel 2, when the bridge to be inspected does not have the track 7, the magnetic wheel 2 can be adsorbed on the surface of the bridge made of steel and iron to move, the magnetic wheel 2 is driven through a first driving device, wherein the expansion bracket 1 is provided with a plurality of rotatable cameras 3, the cameras 3 are wide-angle cameras and can achieve the aim of wide-angle image acquisition, the cameras 3 are communicated with an image acquisition disease identification system, when the bridge is inspected through the cameras 3, the cameras 3 send acquired images to the image acquisition disease identification system, the image acquisition disease identification system adopts a machine vision image identification technology, and oblique photography, three-dimensional reconstruction, disease learning, intelligent identification and the like are adopted to realize bolt corrosion in the bridge, The defects such as looseness, beam bottom fatigue cracks and the like are identified and detected, wherein the camera 3 is powered by a battery, is remotely controlled, is in remote data communication, automatically processes and transmits remote data to a receiving end of a field inspector or a cloud computing center platform of a detection management and maintenance unit; when the camera 3 is used for inspecting the bridge, the position of the camera 3 is adjusted by adjusting the telescopic frame 1, so that the camera 3 can completely cover the visual field, and the inspection of the whole area of the bridge is completed.
Further, the telescopic frame 1 comprises a horizontal telescopic frame 11 and a vertical telescopic frame 12, one end of the vertical telescopic frame 12 is fixed with the horizontal telescopic frame 11, the other end is fixed with the magnetic wheel 2, the two ends of the horizontal telescopic frame 11 are provided with the cameras 3, the horizontal telescopic frame 11 is used for adjusting the distance from the cameras 3 to the vertical telescopic frame 12, preferably, the vertical telescopic frame 12 is fixed with the middle of the horizontal telescopic frame 11, and the cameras 3 are arranged at the two ends of the horizontal telescopic frame 11, the horizontal and vertical positions of the camera 3 are respectively adjusted through the horizontal telescopic frame 11 and the vertical telescopic frame 12, the inspection area of the camera 3 is improved, the full coverage of the visual field of the camera 3 is ensured, and simultaneously, this camera 3 can inspect some narrow and small positions through the regulatory action of horizontal expansion bracket 11 and perpendicular expansion bracket 12 to improve the comprehensiveness of this inspection dolly to the bridge inspection.
The vertical expansion bracket 12 is connected with the horizontal expansion bracket 11 through a second driving device, the horizontal expansion bracket 11 comprises a first expansion link fixed with the vertical expansion bracket 12 and a second expansion link fixed with the camera 3, the first expansion link and the second expansion link are connected through a third driving device, preferably, the first driving device is a motor, the motor is a servo wheel hub motor, the second driving device and the third driving device are automatic telescopic push rods, the second driving device can act on the horizontal telescopic frame 11 and the vertical telescopic frame 12 to enable the horizontal telescopic frame 11 to move along the length direction of the vertical telescopic frame 12, the third driving device acts on the horizontal telescopic frame 11 to enable a camera fixed on the horizontal telescopic frame 11 to move along the length direction of the horizontal telescopic frame 11, thereby completing the telescopic adjustment of the vertical telescopic frame 12 and the horizontal telescopic frame 11, and further completing the position adjustment of the camera 3.
Referring to fig. 2, a clamping wheel 5 arranged close to the magnetic wheel 2 is arranged on the telescopic frame 1, the axis of the clamping wheel 5 is parallel to the axis of the magnetic wheel 2, the distance from the axis of the clamping wheel 5 to the axis of the magnetic wheel 2 is greater than the sum of the diameters of the clamping wheel 5 and the magnetic wheel 2, and the arranged clamping wheel 5 can be matched with the magnetic wheel 2 to play an auxiliary role, so that the inspection trolley is clamped on a track 7, and the stability of the inspection trolley in the operation process is improved; simultaneously, be equipped with a pair of spacing protection wheel 6 that is close to magnetic wheel 2 setting on the expansion bracket 1, the axis of spacing protection wheel 6 is perpendicular with the axis of magnetic wheel 2, through the setting of spacing protection wheel 6, can play spacing effect when the inspection dolly moves, avoid the inspection dolly when moving, because the crooked condition that leads to inspection dolly and track 7 to collide takes place for track 7 is crooked to the security performance of this inspection dolly has been improved, corresponding life who has increased the inspection dolly.
The telescopic frame 1 is provided with a hook 4, the hook 4 is a magnet, and each inspection trolley can be used independently and also can be connected in series for use. When the inspection trolleys are used in series, a mode that a single inspection trolley provides power is adopted, two inspection trolleys can be mutually attracted and connected due to the fact that the hook 4 is a magnet, when the single inspection trolley is damaged and fails, the other inspection trolley provides power to serve as a rescue robot, so that the purpose that the damaged trolley returns to a working area is achieved, and when the inspection trolleys work, a mode that the rescue trolleys are connected in advance or used independently after faults occur can be adopted according to actual conditions; preferably, one end of the hook 4 is flexibly connected with the telescopic frame 1, and the two inspection trolleys are connected through the hook with the rotary flexible spring. The flexible connection mode can meet the requirement that the inspection trolley passes through the track 7 with a certain radian.
The utility model discloses the implementation still provides a rescue method who adopts above-mentioned portable bridge to use inspection dolly, including following step: the inspection trolley has two states of independent detection and serial detection, namely, each inspection trolley can be used independently and can also be used in series; when the inspection trolley is in an independent detection state and the inspection trolley is damaged and fails, another inspection trolley is arranged to move to the damaged inspection trolley, the inspection trolley is connected in a suction mode through the hook 4, and the undamaged inspection trolley provides movement power to enable the damaged inspection trolley to return; when the inspection trolley is in a serial detection state and the inspection trolley is damaged and fails, the two inspection trolleys are connected in a suction mode through the hook 4, and the undamaged inspection trolley provides moving power to drive the damaged inspection trolley to return.
The utility model discloses the implementation still provides a bridge detection method who adopts above-mentioned portable bridge to use inspection dolly, including following step:
judging whether the bridge to be inspected has a reserved track 7 or not, placing the inspection trolley on the reserved track 7 when the bridge to be inspected has the reserved track 7, enabling the magnetic wheels 2 to be located between two wing plates of the reserved track 7, and enabling the magnetic wheels 2 to be adsorbed on the lower surface or the inner top surface of the bridge when the bridge to be inspected does not have the reserved track 7;
the inspection trolley is driven to move along the bridge, the expansion bracket 1 is adjusted, and the camera 3 is rotated, so that the camera 3 can inspect all areas of the bridge.
When the bridge to be inspected is provided with the reserved track 7 and the bridge cannot be completely inspected, another track 7 for the movement of the inspection trolley is arranged to complete the inspection of all areas of the bridge.
The present invention is not limited to the above embodiments, and for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered to be within the protection scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (7)
1. The utility model provides a portable bridge is with inspection dolly which characterized in that includes:
a telescopic frame (1);
at least one magnetic wheel (2), wherein the magnetic wheel (2) is arranged on the telescopic frame (1),
the first driving device is connected with the magnetic wheel (2) and used for driving the magnetic wheel (2) to slide along the bridge;
the camera (3), the said camera (3) is fixed on the said telescopic bracket (1) rotatably;
the telescopic frame (1) is used for adjusting the relative positions of the camera (3) and the magnetic wheel (2).
2. The portable bridge inspection trolley of claim 1, wherein: the telescopic frame (1) comprises a horizontal telescopic frame (11) and a vertical telescopic frame (12), one end of the vertical telescopic frame (12) is fixed to the horizontal telescopic frame (11), the other end of the vertical telescopic frame is fixed to the magnetic wheel (2), the camera (3) is arranged on the horizontal telescopic frame (11), and the horizontal telescopic frame (11) is used for adjusting the distance between the camera (3) and the vertical telescopic frame (12).
3. The portable bridge inspection trolley of claim 2, wherein: the vertical telescopic frame (12) is fixed to the middle of the horizontal telescopic frame (11), and the cameras (3) are arranged at two ends of the horizontal telescopic frame (11).
4. The portable bridge inspection trolley of claim 2, wherein: perpendicular expansion bracket (12) through the second drive arrangement with horizontal expansion bracket (11) are connected, horizontal expansion bracket (11) include with first telescopic link that perpendicular expansion bracket (12) are fixed with fixed the second telescopic link of camera (3), connect through the third drive arrangement between first telescopic link and the second telescopic link.
5. The portable bridge inspection trolley of claim 1, wherein: be equipped with on expansion bracket (1) and be close to centre gripping wheel (5) that magnetic wheel (2) set up, the axis of centre gripping wheel (5) with the axis of magnetic wheel (2) is parallel, just centre gripping wheel (5) axis arrives the distance of magnetic wheel (2) axis is greater than the sum of the diameter of centre gripping wheel (5) and magnetic wheel (2).
6. The portable bridge inspection trolley of claim 1, wherein: the telescopic frame (1) is provided with a pair of limiting protection wheels (6) which are close to the magnetic wheels (2), and the axes of the limiting protection wheels (6) are vertical to the axes of the magnetic wheels (2).
7. The portable bridge inspection trolley of claim 1, wherein: the telescopic frame (1) is provided with a hook (4), and the hook (4) is a magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920373578.XU CN210086049U (en) | 2019-03-22 | 2019-03-22 | Portable bridge is with inspection dolly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920373578.XU CN210086049U (en) | 2019-03-22 | 2019-03-22 | Portable bridge is with inspection dolly |
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| Publication Number | Publication Date |
|---|---|
| CN210086049U true CN210086049U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920373578.XU Active CN210086049U (en) | 2019-03-22 | 2019-03-22 | Portable bridge is with inspection dolly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853378A (en) * | 2019-03-22 | 2019-06-07 | 中铁大桥科学研究院有限公司 | A kind of portable bridge is with checking trolley, rescue and Bridges Detection |
-
2019
- 2019-03-22 CN CN201920373578.XU patent/CN210086049U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853378A (en) * | 2019-03-22 | 2019-06-07 | 中铁大桥科学研究院有限公司 | A kind of portable bridge is with checking trolley, rescue and Bridges Detection |
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