CN111254823A - Portable movable arch bridge main arch ring detection platform device - Google Patents
Portable movable arch bridge main arch ring detection platform device Download PDFInfo
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- CN111254823A CN111254823A CN202010144960.0A CN202010144960A CN111254823A CN 111254823 A CN111254823 A CN 111254823A CN 202010144960 A CN202010144960 A CN 202010144960A CN 111254823 A CN111254823 A CN 111254823A
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- detection platform
- arch ring
- main arch
- portable movable
- arch bridge
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/10—Railings; Protectors against smoke or gases, e.g. of locomotives; Maintenance travellers; Fastening of pipes or cables to bridges
- E01D19/106—Movable inspection or maintenance platforms, e.g. travelling scaffolding or vehicles specially designed to provide access to the undersides of bridges
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- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a portable movable arch bridge main arch ring detection platform device which comprises a detection platform with a side U-shaped structure, wherein the detection platform comprises a top and a bottom which are horizontally arranged and a vertical connecting part for connecting the top and the bottom, the top is supported on the surface of the top end of a main arch ring through a walking wheel at the bottom, the bottom is positioned below the bottom surface of the main arch ring, a ladder stand is arranged on the vertical connecting part, a balancing weight and a motor driving device are arranged at the top of the detection platform, and the motor driving device is connected with the walking wheel. The platform device can be installed on site, also can be transported to the site after being installed partially in advance, and then is assembled, and meanwhile, the platform device can also be set to be a permanent device to be placed on a bridge, so that the daily inspection is convenient. The structure is safer, the efficiency is higher, the inspection of opening the anchor head on the main arch ring suspender one by one can be carried out, and meanwhile, the key section of the main arch ring part can be effectively observed.
Description
Technical Field
The invention relates to a portable movable arch bridge main arch ring detection platform device, and belongs to the technical field of arch bridge main arch ring detection equipment.
Background
With the rapid growth of national economy, the road construction business of China is greatly developed, and expressway and railway networks are initially large-scale and various grades of road network density are continuously encrypted. Bridge structures at home and abroad are more and more abundant, and an arch bridge is used as one of a plurality of bridge types and is widely applied to urban roads and expressways. The main arch ring is used as a main stress structure of the arch bridge, and the inspection of the main arch ring, particularly the anchor head on the suspender, is easy to generate diseases such as water inflow, corrosion and the like under the action of rainwater and air, and once the anchor head has a larger problem, the consequence is unimaginable. The method is found out that the collapse accident of the suspender arch bridge is mainly caused by the failure of the anchor head at the suspender.
The main arch ring detection at the present stage mainly adopts a climbing vehicle to operate. With the development of construction technology, the number of the large-span arch bridges is increased, the height of a main arch ring is increased continuously, and the main arch ring cannot meet the detection of the main arch bridge main arch ring at the present stage due to the limitation of ascending of a climbing vehicle. Although the hanging basket can be used as a temporary support, the unit price is higher, the hanging basket cannot be moved, and the safety is poor. Under the restriction of the above conditions, the main arch ring of the arch bridge, especially the upper anchor head, can not be checked in time at the present stage, so that the phenomenon that the arch bridge of the suspender collapses due to the failure of the upper anchor head of the suspender sometimes occurs.
Disclosure of Invention
The invention aims to provide a portable movable arch bridge main arch ring detection platform device. The platform device can be installed on site, also can be transported to the site after being installed partially in advance, and then is assembled, and meanwhile, the platform device can also be set to be a permanent device to be placed on a bridge, so that the daily inspection is convenient. The structure is safer, the efficiency is higher, the inspection of opening the anchor head on the main arch ring suspender one by one can be carried out, and meanwhile, the key section of the main arch ring part can be effectively observed.
The technical scheme of the invention is as follows: the utility model provides a portable arch bridge owner encircles testing platform device, including the testing platform of side U-shaped structure, testing platform is including the top that the level set up, the bottom to and the vertical connecting portion that couples together both, wherein the walking wheel support of top through its bottom is on main arch ring top surface, the bottom is located main arch ring bottom surface below, be provided with the cat ladder on the vertical connecting portion, the testing platform top is provided with balancing weight and motor drive device, motor drive device is connected with walking wheel.
In the portable movable arch bridge main arch ring detection platform device, the side face of the vertical connecting part is provided with the universal auxiliary wheel, and the universal auxiliary wheel is in contact with the side face of the main arch ring.
In the portable movable arch bridge main arch ring detection platform device, the bottom of the detection platform is a telescopic platform.
In the portable movable arch bridge main arch ring detection platform device, the telescopic platform is provided with a limiting device.
In the portable movable arch bridge main arch ring detection platform device, the walking wheels are walking gears, and walking gear tracks are arranged on the surfaces of the main arch rings.
Among the aforesaid portable arched bridge owner arch ring testing platform device, the walking gear track is T font structure, and the epaxial slip of installation of walking gear has cup jointed 1 slide rail, and each fixedly connected with 1L shape connecting rod in slide rail both sides, the head end rotation of L shape connecting rod is connected with 1 locking device.
In the aforementioned portable movable arch bridge main arch ring detection platform device, the motor driving device includes a motor, an output end of the motor is connected with the longitudinal transmission rod, the other end of the longitudinal transmission rod is connected with the transverse transmission rod through a planetary gear, the two ends of the transverse transmission rod are provided with traveling gears, and the rear end of the bottom surface of the top of the detection platform is also provided with the traveling gears.
In the portable movable arch bridge main arch ring detection platform device, the detection platform is formed by assembling steel frames through high-strength bolts.
In the aforementioned portable movable arch bridge main arch ring detection platform device, the detection platform is made of an alloy material.
The invention has the beneficial effects that: compared with the prior art, the device is formed by assembling a plurality of steel frames, can assemble parts in advance, and is integrally assembled after being transported to a site. Can satisfy the region that the car of ascending a height can't reach at present stage, it is convenient and safe to detect than directly setting up string basket support. The whole device adjusts the load through the balancing weight, does not damage parts such as the main arch ring, can quickly, continuously and completely detect the main arch ring and the anchor head on the suspender according to requirements, and has higher social and economic values.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the retractable platform of the present invention when retracted;
FIG. 3 is a schematic side view of the inspection platform;
FIG. 4 is a layout of a main arch ring gear track;
FIG. 5 is a layout of a main arch ring gear track;
FIG. 6 is a schematic diagram of the cooperation of a traveling gear and a traveling gear track;
FIG. 7 is a schematic structural view of the locking device when not in operation;
FIG. 8 is a schematic structural view of the locking device during operation;
FIG. 9 is a schematic structural diagram of a motor driving apparatus;
FIG. 10 is a schematic view of the engagement between the position limiting device and the telescopic platform;
reference numerals: 1-balancing weight, 2-motor driving device, 3-walking gear, 4-steel frame, 5-universal auxiliary wheel, 6-high-strength bolt, 7-limiting device, 8-telescopic platform, 9-arch bridge suspender, 10-ladder stand, 11-walking gear track, 12-locking device, 13-sliding rail, 14-longitudinal dowel bar, 15-planetary gear, 16-transverse dowel bar and 17-detection platform.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.
The embodiment of the invention comprises the following steps: a portable movable arch bridge main arch ring detection platform device is disclosed, as shown in attached figures 1-10, and comprises a detection platform 17 with a side U-shaped structure, wherein the detection platform 17 comprises a top part and a bottom part which are horizontally arranged, and a vertical connecting part which connects the top part and the bottom part of the detection platform, walking wheels are arranged on the bottom surface of the top part, the walking wheels on the bottom surface are supported on the top surface of the main arch ring when in use, the bottom part of the detection platform 17 is suspended below the bottom surface of the main arch ring in use, a ladder stand 10 is arranged on the vertical connecting part, and a detection person can reach the lower part of the main arch ring through the ladder stand 10 arranged, so as to detect the bottom part of the main arch ring. The top of the detection platform 17 is provided with a balancing weight 1 and a motor driving device, and the motor driving device is connected with the travelling wheel. The balance of the whole detection platform device is realized through the balancing weight 1, and the walking of the detection platform 17 is realized by driving the walking wheel to walk along the surface of the main arch ring through the electric driving device.
The side of the vertical connecting part is provided with a universal auxiliary wheel 5, and the universal auxiliary wheel 5 is in contact with the side of the main arch ring. When the detection platform 17 walks, the vertical connecting part on the side surface of the detection platform is supported by the universal traveling wheels 5 to be transversely supported, so that the detection platform is prevented from contacting with the main arch ring, and the main arch ring is damaged.
The bottom of the detection platform 17 is a telescopic platform 8, because the main arch ring is provided with the arch bridge suspender 9, when the detection platform 17 runs into the arch bridge suspender 9 and cannot pass through, the telescopic platform 8 can be contracted, so that the arch bridge suspender 9 is avoided, and the arch bridge suspender 9 is extended forwards after passing through the arch bridge suspender 9.
The telescopic platform 8 is provided with a limiting device 7, and the limiting device 7 is used for safely limiting the telescopic platform 8.
The walking wheel is a walking gear 3, a walking gear track 11 is arranged on the surface of the main arch ring, the walking gear track 11 needs to be installed on the main arch ring in advance before the platform is installed, the walking gear track 11 and the walking gear 3 are in a mutually buckled structure, the detection platform device is prevented from sliding off the main arch ring, and the walking is stable.
The walking gear track 11 is of a T-shaped structure, 1 sliding rail 13 is sleeved on a mounting shaft of the walking gear 3 in a sliding mode, 1L-shaped connecting rod is fixedly connected to each of two sides of the sliding rail 13, and the head end of each L-shaped connecting rod is rotatably connected with 1 locking device 12. During the platform installation, place walking gear 3 on walking gear track 11, slide rail 13 slides downwards along walking gear 3's installation axle, then rotates 2 locking device 12 inboard, embraces walking gear track 11 through 2 locking device 12, forms safety arrangement to avoid testing platform device walking in-process to take place the slope, can guarantee again that testing platform 14 advances along linear direction.
The motor driving device comprises a motor 2, the output end of the motor 2 is connected with a longitudinal transmission rod 14, the other end of the longitudinal transmission rod 14 is connected with a transverse transmission rod 16 through a planetary gear 15, two ends of the transverse transmission rod 16 are provided with walking gears 3, and the rear end of the bottom surface of the top of the detection platform 17 is also provided with the walking gears 3. In the walking process, the motor 2 rotates to drive the longitudinal dowel bar 14 to rotate, the longitudinal dowel bar 14 drives the transverse dowel bar 16 to rotate through the planetary gear 15, and then the walking gear 3 rotates to rotate, and finally transposed automatic walking is achieved. The motor driving device can also be provided with gears so as to control the walking speed of the detection platform 17.
The detection platform 17 is formed by assembling steel frames 4 through high-strength bolts 6, parts of the detection platform are convenient to transport, and parts can be assembled in advance and then integrally assembled after being transported to the site. Or can be assembled at present.
The detection platform 17 is made of alloy materials, so that the self weight of the whole detection platform device can be reduced, and the walking is convenient.
Claims (9)
1. The utility model provides a portable arch bridge owner encircles a testing platform device which characterized in that: including detection platform (17) of side U-shaped structure, detection platform (17) are including the top that the level set up, the bottom to and the vertical connecting portion that couple together with both, and wherein the walking wheel support of top through its bottom is on main arch ring top surface, and the bottom is located main arch ring bottom surface below, is provided with cat ladder (10) on the vertical connecting portion, and detection platform (17) top is provided with balancing weight (1) and motor drive device, and motor drive device is connected with the walking wheel.
2. The portable movable arch bridge main arch ring detection platform device as claimed in claim 1, wherein: the side of the vertical connecting part is provided with a universal auxiliary wheel (5), and the universal auxiliary wheel (5) is in contact with the side of the main arch ring.
3. The portable movable arch bridge main arch ring detection platform device as claimed in claim 1, wherein: the bottom of the detection platform (17) is provided with a telescopic platform (8).
4. The portable movable arch bridge main arch ring detection platform device as claimed in claim 3, wherein: and a limiting device (7) is arranged on the telescopic platform (8).
5. The portable movable arch bridge main arch ring detection platform device as claimed in claim 1, wherein: the walking wheel is a walking gear (3), and a walking gear track (11) is arranged on the surface of the main arch ring.
6. The portable movable arch bridge main arch ring detection platform device as claimed in claim 5, wherein: the walking gear track (11) is of a T-shaped structure, 1 sliding rail (13) is sleeved on a mounting shaft of the walking gear (3) in a sliding mode, 1L-shaped connecting rod is fixedly connected to each of two sides of the sliding rail (13), and the head end of each L-shaped connecting rod is rotatably connected with 1 locking device (12).
7. The portable movable arch bridge main arch ring detection platform device as claimed in claim 5, wherein: the motor driving device comprises a motor (2), the output end of the motor (2) is connected with a longitudinal transmission rod (14), the other end of the longitudinal transmission rod (14) is connected with a transverse transmission rod (16) through a planetary gear (15), two ends of the transverse transmission rod (16) are provided with traveling gears (3), and the rear end of the bottom surface of the top of the detection platform (17) is also provided with the traveling gears (3).
8. The portable movable arch bridge main arch ring detection platform device as claimed in claim 1, wherein: the detection platform (17) is formed by assembling a steel frame (4) through high-strength bolts (6).
9. The portable movable arch bridge main arch ring detection platform device as claimed in claim 1, wherein: the detection platform (17) is made of alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010144960.0A CN111254823A (en) | 2020-03-04 | 2020-03-04 | Portable movable arch bridge main arch ring detection platform device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010144960.0A CN111254823A (en) | 2020-03-04 | 2020-03-04 | Portable movable arch bridge main arch ring detection platform device |
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| Publication Number | Publication Date |
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| CN111254823A true CN111254823A (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010144960.0A Pending CN111254823A (en) | 2020-03-04 | 2020-03-04 | Portable movable arch bridge main arch ring detection platform device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112442945A (en) * | 2020-12-16 | 2021-03-05 | 重庆交通大学 | Steel structure bridge overhauling system |
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| FR2821638A1 (en) * | 2001-03-01 | 2002-09-06 | Frederic Desneux | Cleaning equipment for vertical walls and archways comprises structure supporting ascent or descent of walkway which can be pivoted about axis parallel to its ascent |
| CN201473886U (en) * | 2009-08-26 | 2010-05-19 | 江苏省交通科学研究院股份有限公司 | Bridge inspection vehicle |
| KR101213324B1 (en) * | 2010-12-28 | 2012-12-18 | 이연철 | Moving inspection vehicle for an arch type bridge structure |
| CN202865738U (en) * | 2012-09-16 | 2013-04-10 | 中铁二院工程集团有限责任公司 | Detecting car for main arch ring of railway deck type arch bridge |
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2020
- 2020-03-04 CN CN202010144960.0A patent/CN111254823A/en active Pending
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| FR2821638A1 (en) * | 2001-03-01 | 2002-09-06 | Frederic Desneux | Cleaning equipment for vertical walls and archways comprises structure supporting ascent or descent of walkway which can be pivoted about axis parallel to its ascent |
| CN201473886U (en) * | 2009-08-26 | 2010-05-19 | 江苏省交通科学研究院股份有限公司 | Bridge inspection vehicle |
| KR101213324B1 (en) * | 2010-12-28 | 2012-12-18 | 이연철 | Moving inspection vehicle for an arch type bridge structure |
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| CN204676421U (en) * | 2015-05-18 | 2015-09-30 | 武汉二航路桥特种工程有限责任公司 | Arch rail arch bridge apparatus for examination and repair |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112442945A (en) * | 2020-12-16 | 2021-03-05 | 重庆交通大学 | Steel structure bridge overhauling system |
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Application publication date: 20200609 |