CN105200916B - A kind of Bridge Beam bottom checks car - Google Patents
A kind of Bridge Beam bottom checks car Download PDFInfo
- Publication number
- CN105200916B CN105200916B CN201410273190.4A CN201410273190A CN105200916B CN 105200916 B CN105200916 B CN 105200916B CN 201410273190 A CN201410273190 A CN 201410273190A CN 105200916 B CN105200916 B CN 105200916B
- Authority
- CN
- China
- Prior art keywords
- car body
- bridge
- flexible
- checks
- car
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The present invention relates to bridge inspection field, discloses a kind of Bridge Beam bottom and checks car.The Bridge Beam bottom checks that car includes：First flexible car body, main car body, the second flexible car body and walking mechanism；Length of the length of the main car body less than bridge pier hole, described first flexible car body is set in the inner side of the main car body, described second flexible car body is set in the outside of the main car body, and the described first flexible car body and the second flexible car body can be flexible along the long axis direction of the main car body；The walking mechanism is fixedly mounted on the main car body, and bridge bottom is provided with multiple suspenders, and the walking mechanism drives the main car body removably mount within bridge bottom by the suspender.Bridge Beam bottom provided by the present invention checks that the walking mechanism of car, by suspender, need not lay track, compared with tradition checks car, can save more than 90% track.The present invention is lightweight, and cost of transportation is low, walks reliable and stable, applied widely.
Description
Technical field
The present invention relates to bridge inspection field, more particularly to a kind of Bridge Beam bottom inspection car, it is specifically a kind of without paving
If checking car dedicated track and the simple lower edge of via mode checking car.
Background technology
Bridge inspection vehicle is that one kind provides job platform during bridge inspection and maintenance for bridge inspection maintainer, is equipped with
Bridge inspection equipment and maintenance equipment, detect or maintain the special engineered vehicle of operation for flowing checking.It can be with
When shift position, allow bridge inspection maintainer to carry out upkeep operation into job position safe, fast, efficiently.Current bridge
Beam inspection car has become large bridge, and especially steel structure bridge carries out the indispensable equipment of routine servicing maintenance.
Lower edge checks that car is the special equipment for checking bridge bottom, typically hangs on bridge system by special track
Bottom surface or bridge side, are broadly divided into fixed, telescopic folding type, rotary folding type and check car.
Fixed inspection car generally has the truss of a fixed size as main carrier, hangs on beam by some bogie wheels
Bottom i-beam track, wherein several bogie wheels become drivewheel after increasing power-equipment, traction piece checks Herba Plantaginis row.Power can be with
It is manpower, electric power, when quality is larger, can also uses internal combustion engine.
Fixed inspection car has the advantages that simple structure, hangs reliable, having stable behavior, steadily rocks very much very during operation
It is few, a preferable operating platform can be provided.But its examination scope depends on the restriction of bridge structure itself, generally each hole
Across one need to be equipped with.
Telescopic folding type checks by truss is fixed, car checks that car is developed, and general construction is that centre position arranges fixation
Truss, fixed truss hang on inspection track road, and two ends respectively configure a scalable sub-truss, can be when by bridge pier by secondary purlin
Frame is retracted and reduces size, launches to expand examination scope by sub-truss when checking usually.It is solid that telescopic folding type checks that car possesses
Fixed pattern checks most of advantages of car, can overcome the disadvantages that the defect of its examination scope again, in the shorter highway in the wider outer outstanding edge of a wing of bridge
It is widely used on bridge.
As telescopic folding type checks that car needs longer fixed truss, and shorter flexible sub-truss can only be equipped with, its
Less, for bridge is narrower, for the railroad bridge that bridge pier is abundant, its application is restricted scalable scope.Rotary folding type
Check car can preferably solve this problem, after its rotary folding along bridge to small-sized, even thick and heavy Railway Bridges And Piers
One is opened up with enough sizes allows inspection car to pass through by hole, and bridge overall with can be then checked after horizontal spreading, can be effective
Reduce and check that car is equipped with quantity.
But rotary folding checks that car does not have first two to check that car is steady, and need to check during via car return one section away from
From operation is not enough facilitated.
Above-mentioned inspection car is required to the inspection car dedicated track for arranging twice bridge length, the long bridge larger for main bridge
For beam, longer dedicated track not only cost of idleness is laid, and increases bridge load.Due to checking that track road is the two of bridge length
Times, need large number of junction point to be fixed in agent structure, these junction points are difficult to Inspection and maintenance as concealed work, such as
Break down and will jeopardize inspection personnel's personal safety.And existing lower edge checks that car generally lacks advanced synchronizer, runs over
In journey, the driving means of two siding tracks are relied primarily on and are manually controlled, and are also depended on when there is asynchrony phenomenon and are manually entangled
Just.Anthropic factor determines the safety for checking passengers inside the car.
Therefore, it is not enough for more than, it is desirable to provide a kind of to check car dedicated track and the simple bridge of via without laying
Beam bottom checks car.
The content of the invention
The technical problem to be solved in the present invention is to check that car needs setting twice bridge long for larger long-span bridge
Dedicated track, not only cost of idleness and increase bridge load, and the complex problem of via mode.
In order to solve above-mentioned technical problem, the invention provides a kind of Bridge Beam bottom checks car, including：First retractable vehicle
Body, main car body, the second flexible car body and walking mechanism；Length of the length of the main car body less than bridge pier hole, described first stretches
Contracting car body is set in the inner side of the main car body, and the described second flexible car body is set in the outside of the main car body, and described first
Flexible car body and the second flexible car body can be flexible along the long axis direction of the main car body；The walking mechanism is fixed
On the main car body, bridge bottom is provided with multiple suspenders, and the walking mechanism drives the main car body by described
Suspender can removably mount within bridge bottom.
Wherein, the walking mechanism includes framework and multiple traction pieces, and the traction piece is respectively arranged at the framework
Two ends, the traction piece can be snapped in the suspender of bridge bottom.
Wherein, the walking mechanism also includes the first chain, and first chain is arranged at the top of the framework, described
Main car body is arranged at the bottom of the framework, and the first chain described in Motor drive is moved perpendicular to the long axis direction of the main car body
It is dynamic.
Wherein, gear is equipped with the described first flexible car body and the second flexible car body, the main car body is along its major axis side
The tooth bar being meshed with the gear is set up, motor drives the gear to move along the tooth bar respectively.
Wherein, sensor is provided with the walking mechanism.
Wherein, the traction piece can snap in the end of the suspender and be set to wedge shape.
Wherein, the framework is provided with drive system, and motor, Motor drive driving chain band are provided with the drive system
Moving axis is rotated, and the axle drives the first chain movement.
Wherein, reductor is additionally provided with the drive system, motor via reducer drives the movement of the first chain.
Wherein, the suspender is provided with the end cap at the top of which, and the end cap is provided with through hole, and the suspender passes through
The through hole is fixedly mounted on the bottom of bridge.
Wherein, anti-slip rubber cushion block is provided with first chain.
The above-mentioned technical proposal of the present invention has the advantage that：Bridge Beam bottom provided by the present invention checks the vehicle with walking machine of car
Structure need not lay track by suspender, compared with tradition checks car, can not only save more than 90% track, and can
Mitigate the weight for checking car and the whole inspection system of track so that bridge load is little, and cost of transportation is low.Simultaneously because hanging number of packages
Amount is few, and the expense of rail portion does not increase or even can reduce；As suspender can accomplish non-maintaining, then maintenance test car is only needed
The normal operation of whole system can be ensured, then the maintenance point of whole system is few, and the workload and expense of maintenance can be substantially reduced.
Full-bridge is with low cost only just to be completed to need multiple devices with a complete equipment while the task of work in principle.The letter of via mode
Single, without the need for retreating, the present invention is lightweight, and cost of transportation is low, simple installation, applied widely.
Description of the drawings
Fig. 1 is the structural representation that embodiment of the present invention Bridge Beam bottom checks car；
Fig. 2 is the top view that embodiment of the present invention Bridge Beam bottom checks car；
Fig. 3 is the front view that embodiment of the present invention Bridge Beam bottom checks car；
Fig. 4 is that embodiment of the present invention Bridge Beam bottom checks walking mechanism top view in car；
Fig. 5 is that embodiment of the present invention Bridge Beam bottom checks the walking mechanism of car and the structural representation of suspender；
Fig. 6 is the structural representation of the suspender that embodiment of the present invention Bridge Beam bottom checks car；
Fig. 7 is the operating diagram for crossing bridge pier hole that embodiment of the present invention Bridge Beam bottom checks car；
Fig. 8 is that embodiment of the present invention Bridge Beam bottom checks parking stall in the side structure schematic diagram of bridge bottom.
In figure：1：First chain；2：Framework；3：Tensioning wheel；4：First traction piece；5：Second traction piece；6：Battery；7：The
Two chains；8：3rd chain；9：Drive system；11：Main car body；12：First flexible car body；13：Second flexible car body；14：It is outstanding
Suspension member；15：Through hole；16：End cap；17：Bridge；20：Walking mechanism.
Specific embodiment
In describing the invention, unless otherwise stated, " multiple " are meant that two or more；Term " on ",
The orientation or position relationship of the instruction such as D score, " interior " is, based on orientation shown in the drawings or position relationship, to be for only for ease of and retouch
State the present invention and simplify description, rather than indicate or imply that the device or element of indication must be with specific orientation, with specific
Azimuth configuration and operation, therefore be not considered as limiting the invention.Additionally, term " first ", " second ", " the 3rd " etc.
It is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " company
Connect " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or it is integrally connected；It can be machine
Tool connects, or electrically connects；Can be joined directly together, it is also possible to be indirectly connected to by intermediary.For this area
For those of ordinary skill, above-mentioned term concrete meaning in the present invention can be understood with concrete condition.
With reference to the accompanying drawings and examples the specific embodiment of the present invention is described in further detail.Following examples
For illustrating the present invention, but it is not limited to the scope of the present invention.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 5, Fig. 7 and Fig. 8, the Bridge Beam bottom that the present invention is provided checks car, including：First stretches
The flexible car body 13 of contracting car body 12, main car body 11, second and walking mechanism 20；Length of the length of main car body 11 less than bridge pier hole,
As long as bridge pier hole can be passed through.First flexible car body 12 is set in the inner side of main car body 11, and the second flexible car body 13 is arranged
In the outside of main car body 11, the first flexible car body 12 and the second flexible car body 13 can be stretched along the long axis direction of main car body 11
Contracting.When lower edge checks that car passes through bridge pier hole, first stretches car body 12 and the second flexible car body 13 is contracted in main car body 11, under
String checks that car passes through bridge pier hole.Walking mechanism 20 is fixedly mounted on main car body 11, and 17 bottom of bridge is provided with multiple suspenders 14,
The discontinuous bottom for being distributed on bridge 17 of suspender 14, is provided with crossbeam cross rib, the present embodiment middle cross beam cross rib below bridge
Spacing be 2.5m or 2.3m, on every crossbeam cross rib install suspender 14.It should be noted that：The spacing of crossbeam cross rib is
2.5m or 2.3m is not limited only to, as long as can realize that walking mechanism 20 belongs to this by the scheme of 3 suspenders 14 per side
Bright protection domain.20 both sides of walking mechanism amount to 6 suspenders 14 and work, and walking mechanism 20 is special similar equipped with one
The chain rail of tank chain, in the present embodiment, chain rail is the first chain 1, and its length is 5460mm, is existed by driving the rotation of chain mechanism
Under the guiding of guiding parts, suspender 14 is relied on, moved ahead across each suspender 14 one by one.It is provided with first chain 1 anti-skidding
Rubber cushion blocks, can prevent lower edge from checking that car slides.The primary drive form of this walking mechanism 20 be Chain conveyer, power adopt
24V DC motor Drivers.Walking mechanism 20 drives main car body 11 removably mount within bridge bottom by suspender 14.OK
Walking mechanism 20 includes framework 2 and multiple traction pieces, and traction piece is respectively arranged at the two ends of framework 2, and traction piece can snap in bridge
In the suspender 14 of bottom.Traction piece can snap in the end of suspender 14 and be set to wedge shape, and wedge structure ensure that suspension
14 wedge type end of part can be introduced into the region between two suspenders 14 in front, so as to ensure to follow the first chain at traction piece rear
1 accurately can act on suspender 14.Sensor is provided with walking mechanism 20, when lower edge checks that car deviates suspender 14 and is paved into
Track when, may scratch with suspender 14, sensor can timely feed back runout information, and operator is according to field condition
Adjustment avoids the generation of accident.
The Bridge Beam bottom that the present invention is provided checks that car arranges suspender 14 in bridge bottom, and walking mechanism 20 passes through the first chain
Bar 1 and suspender 14 are walked, when needing to check the bridge bottom of 1 long axis direction of main car body, the first flexible car body 12 and second
Flexible car body 13 is extended along the long axis direction of main car body 1, can stand on the first flexible car body 12 or the second flexible car body 13
Upper inspection bridge bottom.Compared with tradition checks car, more than 90% track can not only be saved, and can mitigate inspection car and
The weight of the whole inspection system of track so that bridge load is little, and cost of transportation is low.Simultaneously because 14 quantity of suspender is few, track
Partial expense does not increase or even can reduce；As suspender 14 can accomplish non-maintaining, then protect by only needing maintenance test car
The normal operation of card whole system, then the maintenance point of whole system is few, and the workload and expense of maintenance can be substantially reduced.Full-bridge into
Originally it is cheap only just to complete to need multiple devices with a complete equipment while the task of work in principle.Further, in lower edge
When checking that car passes through bridge pier hole, first stretches car body 12 and the second flexible car body 13 is contracted in main car body 11, and main car body 11 passes through
Bridge pier hole, via mode are simple, and without the need for retreating, the present invention is lightweight, and cost of transportation is low, simple installation, applied widely.
As shown in Fig. 4 and Fig. 6, the Bridge Beam bottom that the present invention is provided checks that the walking mechanism 20 of car also includes the first chain 1,
First chain 1 is arranged at the top of framework 2, and main car body 11 is arranged at the bottom of framework 2, the first chain of Motor drive 1 perpendicular to
The long axis direction movement of main car body 11.Gear, 11 edge of main car body are equipped with first flexible car body 12 and the second flexible car body 13
The tooth bar being meshed with gear is provided with its long axis direction, motor is distinguished drive gear and moved along tooth bar, the first retractable vehicle
The gear of body 12 and the second flexible car body 13 is telescopically moved respectively along the tooth bar of main car body 11.Suspender 14 is provided with and is located at
End cap 16 at the top of which, end cap 16 are provided with through hole 15, and suspender 14 is fixedly mounted on the bottom of bridge by through hole 15.Framework
2 are provided with drive system 9, and motor is provided with drive system 9, and Motor drive driving chain band moving axis is rotated, and axle drives driving-chain
Bar, driving chain drive first chain 1 to move, and in the present embodiment, driving chain is the second chain 7 and the 3rd chain 8.Pass
Be additionally provided with reductor in dynamic system 9, motor via reducer drives the first chain 1 to move, the second chain 7 and the 3rd chain 8 with
Reductor connects, then drives the first chain 1 to move forward and backward, and reductor causes the more steady of the movement of the first chain 1.Traction piece bag
The first traction piece 4 and the second traction piece 5 are included, can check that car is moved forward or rearward by traction piece lower edge respectively.Examine below bridge
Look into car operation and all adopt driven by power, be that battery 6 is powered, the operation of each part is Motor drive, complete to grasp below bridge
Check car forward-reverse, flexible whole actions.
Bridge Beam bottom checks car operation, the advance of the first 11 entirety of the flexible flexible car body 13 and main car body of car body 12, second
Backward movement is linkage interlocked, when the first flexible car body 12 and the second flexible car body 13 do expanding-contracting action in main car body 11, OK
Walk mechanism 20 not work, each action thoroughly in place after, can just carry out next action.Motor drive main car body 1, first stretch
Contracting car body 12 and the second flexible car body 13, complete forward-reverse of the main car body 1 in bridge bottom, the first flexible car body 12 and second
Expanding-contracting action of the flexible car body 13 in vehicle main body 1.
The Bridge Beam bottom that the present invention is provided checks car, during use, arranges suspender 14, walking mechanism in bridge bottom first
20 are walked by the first chain 1 and suspender 14, and when needing to check the bridge bottom of 1 long axis direction of main car body, first stretches
Car body 12 and the second flexible car body 13 are extended along the long axis direction of main car body 1, can stand on the first flexible car body 12 or the
Bridge bottom is checked on two flexible car bodies 13.Simultaneously first stretch and car body 12 and second stretch when lower edge checks that car passes through bridge pier hole
Contracting car body 13 is contracted in main car body 11, and main car body 11 passes through bridge pier hole.
In sum, Bridge Beam bottom provided by the present invention checks the walking mechanism of car by suspender, without the need for laid rail
Road, compared with tradition checks car, can not only save more than 90% track, and can mitigate inspection car and track is entirely checked
The weight of system so that bridge load is little, and cost of transportation is low.Simultaneously because suspender quantity is few, the expense of rail portion is not
Increase and can even reduce；As suspender can accomplish non-maintaining, then ensure the normal of whole system by only needing maintenance test car
Operation, then the maintenance point of whole system is few, and the workload and expense of maintenance can be substantially reduced.Full-bridge is with low cost only to be used in principle
One complete equipment can just complete to need multiple devices while the task of work.Via mode is simple, without the need for retreating, weight of the present invention
Gently, cost of transportation is low, simple installation, applied widely.
Above example only to illustrate technical scheme, rather than a limitation；Although with reference to the foregoing embodiments
The present invention has been described in detail, it will be understood by those within the art that：Which still can be to aforementioned each enforcement
Technical scheme described in example is modified, or carries out equivalent to which part technical characteristic；And these modification or
Replace, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (7)
1. a kind of Bridge Beam bottom checks car, it is characterised in that include：First flexible car body (12), main car body (11), second stretch
Car body (13) and walking mechanism (20)；Length of the length of the main car body (11) less than bridge pier hole, the described first flexible car body
(12) inner side of the main car body (11) is set in, the described second flexible car body (13) is set in the outer of the main car body (11)
Side, the described first flexible car body (12) and the second flexible car body (13) can be along the major axis sides of the main car body (11)
To flexible；The walking mechanism (20) is fixedly mounted on the main car body (11), and bridge bottom is provided with multiple suspenders (14),
The walking mechanism (20) drives the main car body (11) removably mount within bridge bottom by the suspender (14)；
Including framework (2) and multiple traction pieces, the traction piece is respectively arranged at the framework (2) to the walking mechanism (20)
Two ends, the traction piece can be snapped in the suspender (14) of bridge bottom；
The walking mechanism (20) also includes the first chain (1), and first chain (1) is arranged at the top of the framework (2),
The main car body (11) is arranged at the bottom of the framework (2), and described in Motor drive, the first chain (1) is perpendicular to the main car body
(11) long axis direction movement；
Gear is equipped with described first flexible car body (12) and the second flexible car body (13), the main car body (11) is along its major axis
The tooth bar being meshed with the gear is provided with direction, motor drives the gear to move along the tooth bar respectively.
2. Bridge Beam bottom according to claim 1 checks car, it is characterised in that：Biography is provided with the walking mechanism (20)
Sensor.
3. Bridge Beam bottom according to claim 1 checks car, it is characterised in that：The traction piece can snap in the suspension
The end of part (14) is set to wedge shape.
4. Bridge Beam bottom according to claim 1 checks car, it is characterised in that：The framework (2) is provided with drive system
(9) motor, is provided with the drive system (9), Motor drive driving chain band moving axis is rotated, and the axle drives first chain
Bar (1) is mobile.
5. Bridge Beam bottom according to claim 4 checks car, it is characterised in that：It is additionally provided with the drive system (9) and subtracts
Fast machine, motor via reducer drive the first chain (1) mobile.
6. Bridge Beam bottom according to claim 1 checks car, it is characterised in that：The suspender (14) is provided with positioned at its top
The end cap (16) in portion, the end cap (16) are provided with through hole (15), and the suspender (14) is pacified by the through hole (15) is fixed
It is mounted in the bottom of bridge.
7. Bridge Beam bottom checks car according to claim 1, it is characterised in that：It is provided with first chain (1) anti-skidding
Rubber cushion blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410273190.4A CN105200916B (en) | 2014-06-18 | 2014-06-18 | A kind of Bridge Beam bottom checks car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410273190.4A CN105200916B (en) | 2014-06-18 | 2014-06-18 | A kind of Bridge Beam bottom checks car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105200916A CN105200916A (en) | 2015-12-30 |
| CN105200916B true CN105200916B (en) | 2017-03-29 |
Family
ID=54948849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410273190.4A Active CN105200916B (en) | 2014-06-18 | 2014-06-18 | A kind of Bridge Beam bottom checks car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105200916B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107988901A (en) * | 2017-09-18 | 2018-05-04 | 株洲时代新材料科技股份有限公司 | One kind becomes deck-molding bridge inspection vehicle |
| CN108760199B (en) * | 2018-05-16 | 2024-02-13 | 中交公路规划设计院有限公司 | Video inspection vehicle for inspecting beam bottom inspection vehicle track |
| CN109338884B (en) * | 2018-10-30 | 2021-02-05 | 中铁工程设计咨询集团有限公司 | Crawler walking mechanism for bridge bottom inspection |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010075908A (en) * | 2000-01-21 | 2001-08-11 | 전태수 | traveling device for bridge inspection vehicle in consideration of thermal expansion of rail |
| CN102733300A (en) * | 2012-06-07 | 2012-10-17 | 中铁大桥勘测设计院集团有限公司 | Novel bridge inspection vehicle |
| CN202559226U (en) * | 2012-04-19 | 2012-11-28 | 江阴市黄山船舶配件有限公司 | Telescopic gap bridge |
| CN103194965A (en) * | 2012-01-09 | 2013-07-10 | 曹新恒 | Self-anchorage track laying type bridge inspection vehicle |
| CN203188116U (en) * | 2013-01-23 | 2013-09-11 | 武桥重工集团股份有限公司 | Bridge detecting vehicle capable of bidirectionally extending and retracting |
| CN203947412U (en) * | 2014-06-18 | 2014-11-19 | 中铁工程设计咨询集团有限公司 | Inspection trolley at the bottom of a kind of Bridge Beam |
-
2014
- 2014-06-18 CN CN201410273190.4A patent/CN105200916B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010075908A (en) * | 2000-01-21 | 2001-08-11 | 전태수 | traveling device for bridge inspection vehicle in consideration of thermal expansion of rail |
| CN103194965A (en) * | 2012-01-09 | 2013-07-10 | 曹新恒 | Self-anchorage track laying type bridge inspection vehicle |
| CN202559226U (en) * | 2012-04-19 | 2012-11-28 | 江阴市黄山船舶配件有限公司 | Telescopic gap bridge |
| CN102733300A (en) * | 2012-06-07 | 2012-10-17 | 中铁大桥勘测设计院集团有限公司 | Novel bridge inspection vehicle |
| CN203188116U (en) * | 2013-01-23 | 2013-09-11 | 武桥重工集团股份有限公司 | Bridge detecting vehicle capable of bidirectionally extending and retracting |
| CN203947412U (en) * | 2014-06-18 | 2014-11-19 | 中铁工程设计咨询集团有限公司 | Inspection trolley at the bottom of a kind of Bridge Beam |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105200916A (en) | 2015-12-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103306200B (en) | Elevated bridge of high speed railway beam detects and rescue operation vehicle | |
| CN204984431U (en) | Tunnelling protects platform with single track cat | |
| CN105200916B (en) | A kind of Bridge Beam bottom checks car | |
| CN106638272B (en) | A kind of automatic moving type bridge of overhead travelling crane being used for across adhesive tape conveyor | |
| CN102912726A (en) | Combined type multifunctional bridge inspection trolley | |
| KR100991190B1 (en) | The bridge inspection and the repair method for which a circular travelling rail mobile bridge inspection car and this were used | |
| CN203947412U (en) | Inspection trolley at the bottom of a kind of Bridge Beam | |
| CN201635019U (en) | Detection mechanism for steel box girder bridge | |
| JP4713017B2 (en) | Orbit changer | |
| CN202298458U (en) | Transmission device for climbing track askew arc overhauling vehicle | |
| CN108103932A (en) | It turns round closed type Flexible arch bridge with steel truss beam and checks vehicle | |
| CN109130736A (en) | Can quickly up and down road combined vehicle | |
| JP2009061925A (en) | Working vehicle for monorail | |
| CN105270119B (en) | Can road surface and the dual-purpose walking driving mechanism of track | |
| CN104652264A (en) | Steel truss girder suspension type detector car | |
| CN201610102U (en) | Ultra-low beam transport car | |
| CN109515462A (en) | A kind of articulated car transfer bridge device operational method | |
| CN201891075U (en) | Amplitude modulation type bridge maintenance car with two foldable ends | |
| CN101935978B (en) | Overhead cable track and special track traveling crane thereof | |
| CN105172923B (en) | Driving system and method for arch bridge inspection vehicle | |
| CN203558748U (en) | Wheeled crane | |
| CN109515461A (en) | A kind of articulated car transfer bridge device | |
| CN207015096U (en) | Can quickly up and down road combined vehicle | |
| CN206438395U (en) | One kind can cross the double girders of pier formula railway and check dolly | |
| DE102017121603A1 (en) | Conveying and transport system for tunnel structures |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 100055 Guang'an Road, Beijing, China Railway consulting building, No. 15 Applicant after: Engineering & Consultant Co., Ltd., China Railway Applicant after: Heng an Polytron Technologies Inc Address before: 100055 Guang'an Road, Beijing, China Railway consulting building, No. 15 Applicant before: Engineering & Consultant Co., Ltd., China Railway Applicant before: Hengshui Rubber Co., Ltd. |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |