CN203639819U - Walking mechanism of principal rafter inspection trolley - Google Patents
Walking mechanism of principal rafter inspection trolley Download PDFInfo
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- CN203639819U CN203639819U CN201320853573.XU CN201320853573U CN203639819U CN 203639819 U CN203639819 U CN 203639819U CN 201320853573 U CN201320853573 U CN 201320853573U CN 203639819 U CN203639819 U CN 203639819U
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- walking
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- main support
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- rack body
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- 238000007689 inspection Methods 0.000 title abstract description 8
- 239000000203 mixture Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The utility model relates to a walking mechanism of a principle rafter inspection trolley. The walking mechanism comprises a main supporting mechanism, a walking driving mechanism, a walking beam and guide supporting wheel sets walking on a bridge. The middle of the main supporting mechanism is in rotation connection with the middle of the walking driving mechanism through a horizontal truss supporting shaft, and the upper end of the main supporting mechanism is fixedly connected with the horizontal truss. The walking driving mechanism is arranged above the walking beam; the guide supporting wheel sets are arranged below the walking beam; a rack is arranged on the walking beam, and a gear driving mechanism matched with the rack is arranged on the walking driving mechanism; the gear driving mechanism comprises a gear and a driving motor, and an output shaft of the driving motor is fixedly connected with the gear. The walking mechanism has the advantages that the gear driving mechanism is used for driving the gear to be meshed with the rack on the walking beam so as to push a truss of the inspection trolley to move forwards or backwards, therefore, the structure of the walking mechanism is more stable and the walking mode of a walking mechanism of a traditional steel truss bridge body is changed.
Description
Technical field
The utility model relates to a kind of walking mechanism, relates in particular to a kind of walking mechanism of top chord check car.
Background technology
Existing the utility model patent discloses a kind of top chord check car for steel purlin bridge, this inspection trolley comprises walking track, horizontal truss, drive unit and vertically truss, on described horizontal truss, be equipped with working platform, the road wheel that described horizontal truss arranges by mobile roof support lower end is placed on described walking track, described drive unit clutch end is connected with the road wheel of described mobile roof support, described vertical truss is connected to the both sides of described horizontal truss, vertically on truss, be provided with lift drive mechanism and elevator cage, this elevator cage is connected to the clutch end of described lift drive mechanism.This utility model has changed the detection mode of conventional steel purlin bridge, has avoided the impact on bridge deck traffic in testing process, but the mode that this top chord check car is directly placed on described walking track by road wheel drives top chord check car walking, structural instability.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of walking mechanism of top chord check car.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of walking mechanism of top chord check car, and it comprises main supporting mechanism, walking driving mechanism, walking beam and walks in the guide support wheels on bridge; The middle part of described main supporting mechanism and described walking driving mechanism is rotationally connected by horizontal truss back shaft, and the upper end of described main supporting mechanism is fixedly connected with described horizontal truss; Described walking driving mechanism is arranged at the top of described walking beam; Described guide support wheels are arranged at the below of described walking beam; Described walking beam is provided with tooth bar, and is provided with I shape track between described walking beam and described tooth bar; Described walking driving mechanism is provided with the gear driven mechanism matching with described tooth bar; Described gear driven mechanism comprises gear and drive motors, and the output shaft of described drive motors is fixedly connected with described gear, and the housing of described drive motors is fixedly connected with described walking driving mechanism.
Described walking driving mechanism also comprises rack body, supports wheels and guiding wheels; Described support wheels are made as four groups, support wheels and are symmetricly set in the two ends of described rack body, and described in four groups, support wheels and be symmetricly set in the both sides of described I shape track described in four groups; Described guiding wheels are made as four groups, the wheels that lead described in four groups are symmetricly set in the two ends of described rack body, and the wheels that lead described in four groups are symmetricly set in the both sides of described I shape track, and the wheels that lead described in every group are arranged at the bottom surface of described I shape track upper end; Described guiding wheels and support wheels composition prevent that described walking driving mechanism from departing from the escapement of described walking beam.
The beneficial effects of the utility model are: by gear driven mechanism driven wheel be fixed on engaging to realize and promoting inspection trolley truss and advance forward or backward of tooth bar on walking beam, make the utility model structure more stable, changed the walking manner of the walking mechanism of conventional steel purlin bridge.
Further: also comprise elastic clamping mechanism, described guiding wheels are connected with described rack body by described elastic clamping mechanism; Described elastic clamping mechanism comprises back-moving spring and the connecting axle through this back-moving spring; One end of described back-moving spring is fixedly connected with the middle part of described guiding wheels, and the other end of described back-moving spring is fixedly connected with described rack body; One end of described connecting axle is fixedly connected with the middle part of described guiding wheels, and the other end of described connecting axle is flexibly connected with described rack body.
The beneficial effect of above-mentioned further scheme is: the driving mechanism that can make to walk is kept a firm hand on walking beam, has simultaneously and can adjust degree of tightness promptly.
Further: described main supporting mechanism lower end comprises lower main support, angular adjustment apparatus, upper main support; Described main support is arranged at the top of described rack body, and described main support and described rack body are rotationally connected; Described lower main support is arranged at the below of described main support, and described lower main support is fixedly connected with described rack body.
The beneficial effect of above-mentioned further scheme is: when vehicle with walking machine enough when walking, can ensure that main support is basicly stable.
Further: described angular adjustment apparatus comprises stretching device, horizon sensor and controller; Described stretching device is arranged at a side of described main support, and described stretching device is arranged in the direction of walking mechanism motion; Described stretching device one end is fixedly connected with described main support, and the described stretching device other end is fixedly connected with the upper end of described rack body; Described level control device is arranged in described main support; Described controller elongates or shortens according to stretching device described in the angle signal controlling between upper surface and the horizontal plane of the described main support of described horizon sensor output, makes upper surface and the horizontal plane keeping parallelism of described main support.
Further: described stretching device is hydraulic cylinder extension device or screw mandrel stretching device.
The beneficial effect of above-mentioned further scheme is: upper surface and the horizontal plane keeping parallelism that can ensure main support.
Further: also comprise angle limits card, described angle limits card is arranged at the two ends of described horizontal truss back shaft.
The beneficial effect of above-mentioned further scheme is: when the gradient that can prevent from walking is crossed steep gradient, because of angle, to change the horizontal truss amplitude causing excessive.
Brief description of the drawings
Fig. 1 is the utility model structure chart;
Fig. 2 is lateral view of the present utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, principle of the present utility model and feature are described, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1 and Figure 2, a kind of walking mechanism of top chord check car, it comprises main supporting mechanism 1, walking driving mechanism 2, walking beam 3 and walks in the guide support wheels 4 on bridge; Described main supporting mechanism 1 is rotationally connected by horizontal truss back shaft with the middle part of described walking driving mechanism 2, and the upper end of described main supporting mechanism 1 is fixedly connected with described horizontal truss; Described walking driving mechanism 2 is arranged at the top of described walking beam 3; Described guide support wheels 4 are arranged at the below of described walking beam 3; Described walking beam 3 is provided with tooth bar 31, and is provided with I shape track 32 between described walking beam 3 and described tooth bar 31; Described walking driving mechanism 2 is provided with the gear driven mechanism matching with described tooth bar 31; Described gear driven mechanism comprises gear and drive motors, and the output shaft of described drive motors 21 is fixedly connected with described gear, and the housing of described drive motors 21 is fixedly connected with described walking driving mechanism 2; Described drive motors 21 adopts the motor of band brake, realizes the function that cuts off self-lock.
As shown in Figure 2, described walking driving mechanism 2 also comprises rack body 22, supports wheels 23 and guiding wheels 24; The housing of described drive motors 21 is fixedly connected with described rack body 22; Described support wheels 23 are made as four groups, support wheels 23 and are symmetricly set in the two ends of described rack body 22, and described in four groups, support wheels 23 and be symmetricly set in the both sides of described I shape track 32 described in four groups; Described guiding wheels 24 are made as four groups, the wheels 24 that lead described in four groups are symmetricly set in the two ends of described rack body 22, and the wheels 24 that lead described in four groups are symmetricly set in the both sides of described I shape track 32, and the wheels 24 that lead described in every group are arranged at the bottom surface of described I shape track 32 upper ends; Described guiding wheels 24 and support wheels 23 compositions prevent that described walking driving mechanism 2 from departing from the escapement of described walking beam 3.
This example also comprises elastic clamping mechanism 25, and described guiding wheels 24 are connected with described rack body 22 by described elastic clamping mechanism 25; Described elastic clamping mechanism 25 comprises back-moving spring and the connecting axle through this back-moving spring; One end of described back-moving spring is fixedly connected with the middle part of described guiding wheels 24, and the other end of described back-moving spring is fixedly connected with described rack body; One end of described connecting axle is fixedly connected with the middle part of described guiding wheels 24, and the other end of described connecting axle is flexibly connected with described rack body 22.
Described main supporting mechanism 1 lower end comprises lower main support 11, angular adjustment apparatus 12, upper main support 13; Described main support 13 is arranged at the top of described rack body 22, and described main support 13 is rotationally connected with described rack body 22; Described lower main support 11 is arranged at the below of described main support 13, and described lower main support 11 is fixedly connected with described rack body 22.Described angular adjustment apparatus 12 comprises stretching device, horizon sensor and controller; Described stretching device is arranged at a side of described main support 13, and described stretching device is arranged in the direction of walking mechanism motion; Described stretching device one end is fixedly connected with described main support 13, and the described stretching device other end is fixedly connected with the upper end of described rack body 22; Described level control device is arranged in described main support 13; Described controller elongates or shortens according to stretching device described in the angle signal controlling between upper surface and the horizontal plane of the described main support 13 of described horizon sensor output, makes upper surface and the horizontal plane keeping parallelism of described main support 13.Described stretching device is hydraulic cylinder extension device or screw mandrel stretching device, although hydraulic cylinder extension device location is more accurate, but this example adopts screw mandrel stretching device, because hydraulic cylinder extension device needs hydraulic system, and hydraulic system weight ratio is not suitable for more greatly inspection trolley.
This example also comprises angle limits card 14, and described angle limits card 14 is arranged at the two ends of described horizontal truss back shaft.
This example also comprises crawl fastening devices, and when the not used time of inspection trolley, application grabbing device can be fixed together inspection trolley and pontic.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. a walking mechanism for top chord check car, it comprises main supporting mechanism (1), walking driving mechanism (2), walking beam (3) and walks in the guide support wheels (4) on bridge; Described main supporting mechanism (1) is rotationally connected by horizontal truss back shaft with the middle part of described walking driving mechanism (2), and the upper end of described main supporting mechanism (1) is fixedly connected with described horizontal truss; Described walking driving mechanism (2) is arranged at the top of described walking beam (3); Described guide support wheels (4) are arranged at the below of described walking beam (3); It is characterized in that: described walking beam (3) is provided with tooth bar (31), and be provided with I shape track (32) between described walking beam (3) and described tooth bar (31); Described walking driving mechanism (2) is provided with the gear driven mechanism matching with described tooth bar (31); Described gear driven mechanism comprises gear and drive motors, and the output shaft of described drive motors (21) is fixedly connected with described gear, and the housing of described drive motors (21) is fixedly connected with described walking driving mechanism (2).
2. a kind of walking mechanism of top chord check car according to claim 1, is characterized in that: described walking driving mechanism (2) also comprises rack body (22), supports wheels (23) and the wheels (24) that lead; Described support wheels (23) are made as four groups, support wheels (23) and are symmetricly set in the two ends of described rack body (22), and described in four groups, support wheels (23) and be symmetricly set in the both sides of described I shape track (32) described in four groups; Described guiding wheels (24) are made as four groups, the wheels (24) that lead described in four groups are symmetricly set in the two ends of described rack body (22), and the wheels (24) that lead described in four groups are symmetricly set in the both sides of described I shape track (32), and the wheels (24) that lead described in every group are arranged at the bottom surface of described I shape track (32) upper end; Described guiding wheels (24) and support wheels (23) composition prevent the escapement that described walking driving mechanism (2) departs from described walking beam (3).
3. a kind of walking mechanism of top chord check car according to claim 2, is characterized in that: also comprise elastic clamping mechanism (25), described guiding wheels (24) are connected with described rack body (22) by described elastic clamping mechanism (25); Described elastic clamping mechanism (25) comprises back-moving spring and the connecting axle through this back-moving spring; One end of described back-moving spring is fixedly connected with the middle part of described guiding wheels (24), and the other end of described back-moving spring is fixedly connected with described rack body; One end of described connecting axle is fixedly connected with the middle part of described guiding wheels (24), and the other end of described connecting axle is flexibly connected with described rack body (22).
4. according to the walking mechanism of a kind of top chord check car described in claim 2 or 3, it is characterized in that: described main supporting mechanism (1) lower end comprises lower main support (11), angular adjustment apparatus (12), upper main support (13); Described main support (13) is arranged at the top of described rack body (22), and described main support (13) is rotationally connected with described rack body (22); Described lower main support (11) is arranged at the below of described main support (13), and described lower main support (11) is fixedly connected with described rack body (22).
5. a kind of walking mechanism of top chord check car according to claim 4, is characterized in that: described angular adjustment apparatus (12) comprises stretching device, horizon sensor and controller; Described stretching device is arranged at a side of described main support (13), and described stretching device is arranged in the direction of walking mechanism motion; Described stretching device one end is fixedly connected with described main support (13), and the described stretching device other end is fixedly connected with the upper end of described rack body (22); Described level control device is arranged in described main support (13); Described controller elongates or shortens according to stretching device described in the angle signal controlling between upper surface and the horizontal plane of the described main support (13) of described horizon sensor output, makes upper surface and the horizontal plane keeping parallelism of described main support (13).
6. a kind of walking mechanism of top chord check car according to claim 5, is characterized in that: described stretching device is hydraulic cylinder extension device or screw mandrel stretching device.
7. according to the walking mechanism of the arbitrary described a kind of top chord check car of claims 1 to 3, it is characterized in that: also comprise angle limits card (14), described angle limits card (14) is arranged at the two ends of described horizontal truss back shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320853573.XU CN203639819U (en) | 2013-12-23 | 2013-12-23 | Walking mechanism of principal rafter inspection trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320853573.XU CN203639819U (en) | 2013-12-23 | 2013-12-23 | Walking mechanism of principal rafter inspection trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203639819U true CN203639819U (en) | 2014-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320853573.XU Expired - Fee Related CN203639819U (en) | 2013-12-23 | 2013-12-23 | Walking mechanism of principal rafter inspection trolley |
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| CN (1) | CN203639819U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105084250A (en) * | 2014-10-11 | 2015-11-25 | 合肥井松自动化科技有限公司 | High-speed stacking machine |
| CN105172923A (en) * | 2015-06-03 | 2015-12-23 | 株洲时代新材料科技股份有限公司 | Driving system and method for arch bridge detection car |
| CN107938507A (en) * | 2017-12-29 | 2018-04-20 | 镇江蓝舶科技股份有限公司 | The mobile construction platform of steel truss arched bridge coating project |
| CN107938506A (en) * | 2017-10-17 | 2018-04-20 | 中铁工程设计咨询集团有限公司 | One kind can Self-loading-unloading top chord check car |
| CN111139737A (en) * | 2020-01-08 | 2020-05-12 | 贵州省质安交通工程监控检测中心有限责任公司 | Rail mounted bridge outward appearance detection device |
| CN112665527A (en) * | 2020-12-28 | 2021-04-16 | 京兴国际工程管理有限公司 | Structure for detecting surface curvature of supporting crown beam and construction method |
-
2013
- 2013-12-23 CN CN201320853573.XU patent/CN203639819U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105084250A (en) * | 2014-10-11 | 2015-11-25 | 合肥井松自动化科技有限公司 | High-speed stacking machine |
| CN105172923A (en) * | 2015-06-03 | 2015-12-23 | 株洲时代新材料科技股份有限公司 | Driving system and method for arch bridge detection car |
| CN105172923B (en) * | 2015-06-03 | 2020-04-10 | 株洲时代新材料科技股份有限公司 | Driving system and method for arch bridge inspection vehicle |
| CN107938506A (en) * | 2017-10-17 | 2018-04-20 | 中铁工程设计咨询集团有限公司 | One kind can Self-loading-unloading top chord check car |
| CN107938506B (en) * | 2017-10-17 | 2023-09-15 | 中铁工程设计咨询集团有限公司 | Can load and unload last string inspection vehicle certainly |
| CN107938507A (en) * | 2017-12-29 | 2018-04-20 | 镇江蓝舶科技股份有限公司 | The mobile construction platform of steel truss arched bridge coating project |
| CN111139737A (en) * | 2020-01-08 | 2020-05-12 | 贵州省质安交通工程监控检测中心有限责任公司 | Rail mounted bridge outward appearance detection device |
| CN112665527A (en) * | 2020-12-28 | 2021-04-16 | 京兴国际工程管理有限公司 | Structure for detecting surface curvature of supporting crown beam and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160608 Address after: 438000 Tuanfeng County of Hubei Province, North Industrial Park Patentee after: HUBEI HUICHUANG HEAVY ENGINEERING Co.,Ltd. Address before: 430061, Wuhan, Hubei province Wuchang District jade bridge, Linjiang Avenue, Wanda center, 28 floor Patentee before: WUHAN HUICHUANG BGIDGE MAINTENANCE ENGINEERING CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20211223 |