CN110777654B - Assembled floating island type bridge pier detection platform and detection method thereof - Google Patents
Assembled floating island type bridge pier detection platform and detection method thereof Download PDFInfo
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- CN110777654B CN110777654B CN201911215865.9A CN201911215865A CN110777654B CN 110777654 B CN110777654 B CN 110777654B CN 201911215865 A CN201911215865 A CN 201911215865A CN 110777654 B CN110777654 B CN 110777654B
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- 238000001514 detection method Methods 0.000 title claims abstract description 70
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000012360 testing method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
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- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
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- Acoustics & Sound (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
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- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention provides an assembled floating island type bridge pier detection platform and a detection method thereof, wherein the assembled floating island type bridge pier detection platform comprises a detection platform device and an instrument lifting device, the detection platform device comprises a floating platform formed by fixedly connecting a plurality of floating body boxes, an opening is reserved in the middle of the floating platform, pulleys which are in contact with the outer surface of a bridge pier are fixed on the floating platform, the lifting device comprises a supporting piece which is fixed on the floating platform, a pair of bearing gears capable of rotating are hinged on the supporting piece, a detection track rod is clamped between the pair of bearing gears, tooth surfaces which can be meshed with the bearing gears are arranged on two sides of the detection track rod, a driving device for driving the bearing gears to rotate is arranged on one side of one bearing gear, and the detection device is fixed at the lower end of the detection track rod.
Description
Technical Field
The invention relates to an assembled floating island type bridge pier detection platform and a detection method thereof.
Background
In recent years, along with the rapid development of economy in China, the requirements on the transportation level are higher and higher, so that bridge industry in China is subjected to a refulgence development period, and a large number of bridges with novel structures, complex technology and high technological content are built. However, due to the influence of external environment (such as stormy waves, corrosion, hydraulic flushing, temperature stress and the like), human errors (such as improper design or material selection) and sudden disasters (such as floods, drifts or ship impacts and the like), various damage such as cracks, holes, corrosion pits, grooves and the like can occur to the underwater structure of the bridge in the water area in the long-term service process, so that the integrity and the safety of the whole structure are reduced, and the normal use of the bridge is influenced. The damaged defect part is often below the water surface, the detection environment is complex, the diver is required to submerge under the water for detection, the depth of the underwater operation of the diver is limited, the flow of the water body greatly influences the underwater operation of the diver, and the detection efficiency and safety are affected.
Disclosure of Invention
The invention improves the problems, namely the technical problem to be solved by the invention is that the existing steel structure has poor rigidity, large steel consumption and high rust and fire prevention cost.
The specific embodiments of the invention are: the utility model provides an assemble floating island formula pier testing platform, includes testing platform device and instrument elevating gear constitution, testing platform device includes the floating platform that is formed by a plurality of body casees fixed connection, the opening that is used for the pier to pass is left at the floating platform middle part, be fixed with the pulley that sets up towards the opening middle part and contact with the pier surface on the floating platform, instrument elevating gear is including being fixed in the support piece on the floating platform, it has a pair of bearing gear that can rotate to articulate on the support piece, has the detection track pole to press from both sides between a pair of bearing gear, the both sides of detection track pole have can with the tooth face of bearing gear meshing, and one of them bearing gear's side has drive bearing gear pivoted drive arrangement, the lower extreme of detection track pole is fixed with detection device.
Further, the periphery of the floating body box is fixedly connected with a spiral sleeve, and the side part of the adjacent floating body box is provided with a screw rod which is in threaded connection with the spiral sleeve of the adjacent floating body box.
Further, the floating platform upper surface is fixed with a pair of steelframe, support piece includes fixed connection's backup pad on the steelframe, backup pad upper portion fixedly connected with H shaped steel board, the vertical flat steel board that sets up of lower part fixedly connected with of backup pad, the homonymy of H shaped steel board and flat steel board is fixedly connected with upper portion framed panel and lower part framed panel respectively, upper portion framed panel and lower part framed panel in all articulate have a pair of bearing gear.
Further, a plurality of mounting holes for fixing the support plate are uniformly distributed on the upper portion of the steel frame, and the support plate is fixedly connected with the steel frame through bolts penetrating through the steel frame and the mounting holes.
Further, the driving device is a crank coaxially fixed on one of the gear bearings.
Further, locking nuts are fixed at two ends of the screw rod.
Further, the pulley is fixed on the floating body through a connecting rod, and the connecting rod is fixed on the floating body box through a bolt.
Further, the detection device comprises a sonar and an optical camera.
The invention also comprises a method for detecting the assembled floating island type bridge pier, which utilizes the assembled floating island type bridge pier detection platform, when in operation, the floating body box is enclosed on the periphery of the bridge pier, the pulleys are attached to the outer surface of the bridge pier so as to realize that the floating platform can rotate along the bridge pier, each floating body box is fixed by utilizing the screw rod to form a floating platform, the supporting piece is fixed, the detection track rod is arranged between the pair of bearing gears, the detection device is arranged on the detection track rod, and the lifting of the detection track rod is driven by the rotating crank to realize the detection of the bridge pier.
Compared with the prior art, the invention has the following beneficial effects: the invention can be tightly attached to the bridge pier and can move up and down along the bridge pier direction by utilizing the floating body pulleys, is not influenced by water flow turbulence, is integrally designed into a detachable structure with the size being expandable by increasing or decreasing the number of the floating bodies, is convenient to carry in field detection, is simple to operate, and can meet the requirements of bridge pier detection with different sizes.
Drawings
FIG. 1 is a top view of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic diagram showing the connection of floating body boxes of the detection platform device according to the embodiment of the present invention;
FIG. 3 is a schematic view of a lifting device of an apparatus according to an embodiment of the present invention;
FIG. 4 is a side view of FIG. 3 showing the instrument lift of an embodiment of the present invention;
The reference numerals in the figures illustrate: in the figure: 1-floating body, 2-pulley, 21-connecting rod, 3-instrument elevating gear, 4-screw rod, 5-spiral sleeve, 6-nut, 7-steelframe, 8 backup pad, 9-bolt, 10-H shaped steel sheet, 11-U template, 12-bearing gear, 13-detection track pole, 14-crank, 15-round shape board, 16-flat steel sheet, 17-detecting instrument.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description.
As shown in fig. 1 to 4, an assembled floating island type bridge pier detection platform comprises a detection platform device and an instrument lifting device, wherein the detection platform device comprises a floating platform formed by fixedly connecting a plurality of floating body boxes, an opening for a bridge pier to pass through is reserved in the middle of the floating platform, in the embodiment, the detection platform device is divided into a left part and a right part, an opening is reserved in the middle after the left part and the right part are folded, a spiral sleeve is fixedly connected to the periphery of the floating body box, screw rods which are in threaded connection with the spiral sleeves of the adjacent floating body boxes are arranged on the side parts of the floating body boxes of the detection platform device, a plurality of spiral sleeves 5 are arranged on the side surfaces of the floating body boxes, and the screw rods 4 pass through the spiral sleeves of the adjacent floating body boxes and are locked at two ends by nuts. When the detection platform is close to the pier, the left part and the right part penetrate the reserved spiral sleeve to be connected, and the nuts which are connected to the two ends of the screw through threads are used for realizing locking.
The pulley that is fixed with towards opening middle part setting and contacts with the pier surface on the floating platform, in this embodiment, be located at four angular positions upper portions of floating platform and reserve the connecting rod hole every 10cm, the pulley passes through the connecting rod and passes through bolted connection with these holes together, not only play the fixed action, still play the effect of adjusting the pulley position, and then adjust spacing testing platform and the distance of pier, the pulley passes through leaning on the pier and drives testing platform device rotation, the body in this embodiment be hollow working of plastics can float on the surface of water and go up and down along with the lift of rivers liquid level through guaranteeing the body.
In order to better control the detection of piers with different heights in this embodiment, the detection track rod with the detection device needs to be lifted, and the instrument lifting device comprises a support piece fixed on a floating platform, a pair of steel frames are fixed on the upper surface of the floating platform, the support piece comprises a support plate 8 fixedly connected with the steel frames, an H-shaped steel plate 10 is fixedly connected with the upper portion of the support plate, a flat steel plate 16 is longitudinally arranged on the lower portion of the support plate, an upper frame plate and a lower frame plate are respectively fixedly connected with the same sides of the H-shaped steel plate 10 and the flat steel plate 16, and a pair of bearing gears are hinged in the upper frame plate and the lower frame plate.
In this embodiment, the upper frame plate is a U-shaped plate 11, the lower frame plate is a back-shaped plate 15, and the U-shaped plate 11 and the back-shaped plate 15 are respectively and fixedly connected with the H-shaped steel plate and the flat steel plate, and the connection mode can be bolt connection or welded connection.
The middle parts of the U-shaped plate and the return-type plate are respectively provided with a pair of bearing gears, the peripheral side gears of the U-shaped plate and the return-type plate are correspondingly arranged, the detection track rod is clamped between the pair of bearing gears, tooth surfaces which can be meshed with the bearing gears are arranged on two sides of the detection track rod, a driving device for driving the bearing gears to rotate is arranged on the side of one bearing gear, and a detection device is fixed at the lower end of the detection track rod, and in the embodiment, the driving device is a crank coaxially fixed on one gear bearing.
Because body case inside cavity, thereby drive the bearing gear rotation at the crank and drive the oscillography track pole and reciprocate, detection device includes sonar and optical camera to can detect whether there is damage such as crack, hole, corrosion pit, recess through the sonar bridge pier. The detection track rod can be spliced and connected through continuous detection track rods, each section of the detection track rod is 1000mm, and different depth detection can be completed through lengthening.
In this embodiment, a plurality of mounting holes for fixing the support plate 8 are uniformly distributed on the upper portion of the steel frame, in this embodiment, a hole is reserved on the steel plate at intervals of 10cm, the support plate 8 and the steel frame 7 are fixedly connected through bolts penetrating through the steel frame 7 and the mounting holes, and the mounting holes on the steel frame can also adopt waist-round holes or long grooves, so that the support plate can be adjusted as required, and the position of the whole support piece and the position of the detection track rod can be adjusted.
Any of the above-described embodiments of the present invention disclosed herein, unless otherwise stated, if they disclose a numerical range, then the disclosed numerical range is the preferred numerical range, as will be appreciated by those of skill in the art: the preferred numerical ranges are merely those of the many possible numerical values where technical effects are more pronounced or representative. Since the numerical values are more and cannot be exhausted, only a part of the numerical values are disclosed to illustrate the technical scheme of the invention, and the numerical values listed above should not limit the protection scope of the invention.
If the terms "first," "second," etc. are used herein to define a part, those skilled in the art will recognize that: the use of "first" and "second" is used merely to facilitate distinguishing between components and not otherwise stated, and does not have a special meaning.
Meanwhile, if the above invention discloses or relates to parts or structural members fixedly connected with each other, the fixed connection may be understood as follows unless otherwise stated: detachably fixed connection (e.g. using bolts or screws) can also be understood as: the non-detachable fixed connection (e.g. riveting, welding), of course, the mutual fixed connection may also be replaced by an integral structure (e.g. integrally formed using a casting process) (except for obviously being unable to use an integral forming process).
In addition, terms used in any of the above-described aspects of the present disclosure to express positional relationship or shape have meanings including a state or shape similar to, similar to or approaching thereto unless otherwise stated.
Any part provided by the invention can be assembled by a plurality of independent components, or can be manufactured by an integral forming process.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical scheme of the present invention and are not limiting; while the invention has been described in detail with reference to the preferred embodiments, those skilled in the art will appreciate that: modifications may be made to the specific embodiments of the present invention or equivalents may be substituted for part of the technical features thereof; without departing from the spirit of the invention, it is intended to cover the scope of the invention as claimed.
Claims (5)
1. The assembled floating island type bridge pier detection platform is characterized by comprising a detection platform device and an instrument lifting device, wherein the detection platform device comprises a floating platform formed by fixedly connecting a plurality of floating body boxes, an opening for a bridge pier to pass through is reserved in the middle of the floating platform, a pulley which is arranged towards the middle of the opening and is in contact with the outer surface of the bridge pier is fixed on the floating platform, the instrument lifting device comprises a support piece which is fixed on the floating platform, a pair of rotatable bearing gears are hinged on the support piece, a detection track rod is clamped between the pair of bearing gears, tooth surfaces which can be meshed with the bearing gears are arranged on two sides of the detection track rod, a driving device for driving the bearing gears to rotate is arranged beside one of the bearing gears, and the lower end of the detection track rod is fixedly provided with the detection device;
The periphery of the floating body box is fixedly connected with a spiral sleeve, and the side part of the adjacent floating body box is provided with a screw rod which is in threaded connection with the spiral sleeve of the adjacent floating body box;
The upper surface of the floating platform is fixedly provided with a pair of steel frames, the supporting piece comprises a supporting plate fixedly connected with the steel frames, the upper part of the supporting plate is fixedly connected with an H-shaped steel plate, the lower part of the supporting plate is fixedly connected with a longitudinally arranged flat steel plate, the same sides of the H-shaped steel plate and the flat steel plate are respectively fixedly connected with an upper frame plate and a lower frame plate, and the upper frame plate and the lower frame plate are hinged with a pair of bearing gears;
the pulley is fixed on the floating body box through a connecting rod, and the connecting rod is fixed on the floating body box through a bolt;
the detection device comprises a sonar and an optical camera.
2. The assembled floating island pier detection platform according to claim 1, wherein a plurality of mounting holes for fixing the supporting plates are uniformly distributed on the upper portion of the steel frame, and the supporting plates are fixedly connected with the steel frame through bolts penetrating through the steel frame and the mounting holes.
3. The assembled floating island pier detection platform according to claim 1, wherein the driving device is a crank coaxially fixed on one of the gear bearings.
4. The assembled floating island pier detection platform according to claim 1, wherein locking nuts are fixed at two ends of the screw.
5. An assembled floating island type bridge pier detection method is characterized in that an assembled floating island type bridge pier detection platform according to claim 1 is utilized, a floating body box is enclosed on the periphery of a bridge pier in operation, a pulley is attached to the outer surface of the bridge pier to enable the floating platform to rotate along the bridge pier, each floating body box is fixed to form a floating platform by a screw rod, a fixed supporting piece is arranged on the fixed supporting piece, a detection track rod is arranged between a pair of bearing gears, a detection device is arranged on the detection track rod, and lifting of the detection track rod is driven by a rotary crank to realize bridge pier detection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911215865.9A CN110777654B (en) | 2019-12-02 | 2019-12-02 | Assembled floating island type bridge pier detection platform and detection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911215865.9A CN110777654B (en) | 2019-12-02 | 2019-12-02 | Assembled floating island type bridge pier detection platform and detection method thereof |
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| Publication Number | Publication Date |
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| CN110777654A CN110777654A (en) | 2020-02-11 |
| CN110777654B true CN110777654B (en) | 2024-05-31 |
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| CN201911215865.9A Active CN110777654B (en) | 2019-12-02 | 2019-12-02 | Assembled floating island type bridge pier detection platform and detection method thereof |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111307954A (en) * | 2020-03-20 | 2020-06-19 | 周泽辉 | Automatic flaw detection equipment for concrete bridge pier |
| CN111576209B (en) * | 2020-06-30 | 2021-08-17 | 武汉理工大学 | Modular pier underwater structure detection platform |
| CN114088733B (en) * | 2021-10-18 | 2024-06-14 | 腾盛桥工科技(重庆)有限公司 | Road and bridge detection device |
| CN114635356B (en) * | 2022-04-13 | 2024-07-09 | 天津大学 | Portable combined type detection floating platform |
| CN115201192B (en) * | 2022-06-08 | 2023-06-20 | 武汉理工大学 | Bridge pier detection device controlled by vehicle-mounted mechanical arm and control method |
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| JP4625532B1 (en) * | 2009-08-26 | 2011-02-02 | 株式会社イスミック | Construction method of temporary closing structure around bridge pier and platform used for construction |
| CN204940111U (en) * | 2015-09-10 | 2016-01-06 | 浙江省建筑科学设计研究院有限公司 | A kind of bridge detecting device |
| CN106277340A (en) * | 2016-08-21 | 2017-01-04 | 浙江伟达园林工程有限公司 | A kind of floating-island type sewage purification system and control method thereof |
| CN109112950A (en) * | 2018-10-08 | 2019-01-01 | 陕西科技大学 | Floating body case bridge pier type mortise and tenon beam connects marine rail-road bridge |
| CN109338883A (en) * | 2018-10-17 | 2019-02-15 | 武汉理航结构安全技术有限公司 | A kind of bridge submerged structure detection platform and its working method |
| CN211446597U (en) * | 2019-12-02 | 2020-09-08 | 福州大学 | Assembly floating island type bridge pier detection platform |
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2019
- 2019-12-02 CN CN201911215865.9A patent/CN110777654B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4625532B1 (en) * | 2009-08-26 | 2011-02-02 | 株式会社イスミック | Construction method of temporary closing structure around bridge pier and platform used for construction |
| CN204940111U (en) * | 2015-09-10 | 2016-01-06 | 浙江省建筑科学设计研究院有限公司 | A kind of bridge detecting device |
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| CN109338883A (en) * | 2018-10-17 | 2019-02-15 | 武汉理航结构安全技术有限公司 | A kind of bridge submerged structure detection platform and its working method |
| CN211446597U (en) * | 2019-12-02 | 2020-09-08 | 福州大学 | Assembly floating island type bridge pier detection platform |
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