CN104343084A - Trackless lower chord inspection vehicle for steel truss bridges - Google Patents

Trackless lower chord inspection vehicle for steel truss bridges Download PDF

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Publication number
CN104343084A
CN104343084A CN201410653369.2A CN201410653369A CN104343084A CN 104343084 A CN104343084 A CN 104343084A CN 201410653369 A CN201410653369 A CN 201410653369A CN 104343084 A CN104343084 A CN 104343084A
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China
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walking
hook
steel truss
boots
bridge
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CN201410653369.2A
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CN104343084B (en
Inventor
王春芳
罗浩
孔旭
游冰
金令
刘俊
彭文佳
周贵富
周亮
张剑
彭长长
刘熊
刘子宝
方杰
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Wuqiao Industrial Equipment Co ltd
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China Railway Wuhan Bridge Industries Ltd
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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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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

本发明一种钢桁桥梁无轨式下弦检查车，属桥梁检查车领域，本发明包括主车架，行走机构和钢桁梁底部T梁，行走机构包括行走支架、行走驱动机构、走行靴、行走支架挂钩和走行靴挂钩，两部行走机构对称安装在主车架顶面横桥向两端；行走驱动机构与行走支架固定连接，走行靴通过齿条与行走驱动机构的驱动齿轮啮合；控制两部行走机构的行走支架、走行靴上端分别通过各自挂钩与钢桁梁底部对应T梁交替掛接，并驱动行走驱动机构的驱动齿轮转动，驱使走行靴、行走支架相对钢桁梁底部T梁交替式移动，本设计无需铺设检查车专用走行轨道，利用钢桁梁本身的自铺轨T梁，实现检查车的平稳有序行走和实施检查维修，广泛适用于各种样式的钢桁梁桥梁结构。

The invention relates to a trackless lower chord inspection vehicle for a steel truss bridge, which belongs to the field of bridge inspection vehicles. Bracket hook and walking boot hook, the two traveling mechanisms are symmetrically installed at both ends of the main frame top cross bridge; The upper ends of the walking bracket and the walking shoes of the upper walking mechanism are alternately connected to the corresponding T beams at the bottom of the steel truss girder through their respective hooks, and drive the driving gear of the walking driving mechanism to rotate, so that the walking shoes and the walking bracket are alternately opposite to the T beams at the bottom of the steel truss girder. This design does not need to lay a special running track for inspection vehicles, and uses the self-laying T-beam of the steel truss girder itself to realize the smooth and orderly walking of the inspection vehicle and the implementation of inspection and maintenance. It is widely applicable to various types of steel truss bridge structures.

Description

The trackless lower edge inspection trolley of a kind of steel purlin bridge
Technical field
The trackless lower edge inspection trolley of a kind of steel purlin bridge of the present invention, belongs to bridge inspection vehicle field, is specifically related to inspection trolley bottom steel truss girder.
Background technology
Lower edge inspection trolley is widely used in preventive inspection and the maintenance of large and medium-sized steel purlin bridge, for the inspection in all directions of each structure of bridge, maintenance provide safety guarantee.At present, the bottom of the steel truss girder bridge of current use is all covered with the equal T girder construction in interval, bottom the bridge of steel purlin, prior art Inspection mainly adopts underslung traveling inspection trolley, corresponding walking rails or adapter need be arranged on bridge bottom, lower edge inspection trolley can only to roll or the mode of crawler type chain drive moves move ahead along being laid on the trapped orbit of steel truss girder bottom or adapter in the process of advancing, for this inspection trolley along trapped orbit or adapter movement, when the distance of steel truss girder bridge maintenance is very large, just need a large amount of rail or adapter are installed, cause cost high like this, and walking rails or adapter installation difficulty higher, labour intensity is high, operating cost is high, spended time is long.Therefore, be badly in need of utilizing steel truss girder existing T girder construction to develop a kind of for the inspection trolley of bridge suitable bottom steel truss girder to rail-free movement, to reduce operating cost, cancel this link of track installation.
Summary of the invention
The object of the invention is to provide the trackless lower edge inspection trolley of a kind of steel purlin bridge, utilize the T beam of certainly laying a railway track of steel truss girder itself, without the need to laying the special walking rails of inspection trolley separately, by the alternately traveling of inspection trolley mobile roof support and traveling boots, realize inspection trolley even running, implement Inspection.
The trackless lower edge inspection trolley of a kind of steel purlin bridge of the present invention, comprise main car frame, T beam bottom walking mechanism and steel truss girder, every portion walking mechanism comprises mobile roof support, hoofing part mechanism, traveling boots, mobile roof support hook and traveling boots hook, and two walking mechanisms are arranged on main car frame end face direction across bridge two ends respectively by the lower end symmetry of its mobile roof support; Hoofing part organization establishes is fixedly connected with mobile roof support in the below of traveling boots, traveling boots bottom it tooth bar engage with the driven wheel of hoofing part mechanism; The upper end of the mobile roof support of described two walking mechanisms respectively by mobile roof support hook corresponding with T beam bottom steel truss girder mount or depart from mount; The traveling boots upper end of described two walking mechanisms respectively by traveling boots hook corresponding with T beam bottom steel truss girder mount or depart from mount; By controlling mobile roof support hook respectively, traveling boots hook T beam corresponding to bottom steel truss girder alternately mounts, and drive the driven wheel of hoofing part mechanism to rotate, order about traveling boots, mobile roof support T beam alternative expression one step one bottom steel truss girder to drive and move, realizing the suitable bridge of inspection trolley to being progressively movably walking in order, implementing maintenance and inspection work bottom steel truss girder.
The mobile roof support hook controlling the two ends of described mobile roof support mounts fixing with T beam, and departed from T beam by traveling boots traveling boots hook and mount, hoofing part mechanism makes driven wheel rotate by motor, and bottom ordering about traveling boots, tooth bar is movably walking relative to mobile roof support.
The traveling boots hook controlling the two ends of described traveling boots is hung fixing with T beam, the mobile roof support of mobile roof support hook is departed from T beam and mounts, hoofing part mechanism makes driven wheel rotate by motor, order about mobile roof support take the relative traveling boots of inspection trolley main car frame bottom tooth bar be movably walking.
Described hoofing part mechanism is made up of motor and driven wheel, and the output shaft of motor is fixedly connected with driven wheel.
Described mobile roof support hook is connected with hydraulic cylinder mechanism, by the rotary folding of hydraulic jack extension and contraction control mobile roof support hook.
Described traveling boots hook is connected with hydraulic cylinder mechanism, by the rotary folding of hydraulic jack extension and contraction control traveling boots hook.
The present invention designs to adopt and mobile roof support and traveling boots one side is fixed relative to bridge, and the mode that the opposing party is then rotated by drive motors driven wheel moves forward, and mobile roof support and traveling boots leapfrog, thus realize the advance of inspection trolley; When needing traveling boots to fix relative to bridge, link up with traveling boots the hydraulic cylinder mechanism be connected to shrink, traveling boots hook rotates, make the traveling boots at the two ends of traveling boots hook T beam, ensure that traveling boots are fixed relative to bridge, now link up with the hydraulic cylinder mechanism be connected with mobile roof support and extend, mobile roof support hook rotates, mobile roof support departs from T beam, and hoofing part mechanism, by the transmission of drive motors driven wheel, makes mobile roof support move forward on traveling boots.When needing mobile roof support to fix relative to bridge, link up with mobile roof support the hydraulic cylinder mechanism be connected to shrink, mobile roof support hook rotates, make the mobile roof support at the two ends of mobile roof support hook T beam, ensure that mobile roof support is fixed relative to bridge, now link up with the hydraulic cylinder mechanism be connected with traveling boots and extend, traveling boots hook rotates, traveling boots depart from T beam, and hoofing part mechanism, by the transmission of drive motors driven wheel, makes traveling boots move forward on mobile roof support.
A kind of trackless lower edge inspection trolley of the present invention, solve lower edge inspection trolley walking rails or adapter installation difficulty is high, labour intensity is high, operating cost is high problem, the mode of being rotated by drive motors driven wheel drives mobile roof support and traveling boots alternately mobile, and the rail-free realizing inspection trolley moves.When the inspection trolley not used time, inspection trolley and pontic can be fixed together by application mobile roof support hook and traveling boots hook, ensure that the security and stability of whole inspection trolley structure.The present invention is without the need to laying the special walking rails of inspection trolley, utilize the T beam of certainly laying a railway track of steel truss girder itself, by innovation inspection trolley structure design, leapfroging of inspection trolley mobile roof support and traveling boots is realized in gear-driven mode, realize inspection trolley even running, the features such as the present invention is simple and reliable for structure, and integrated cost is low, are widely used in the steel truss girder bridge girder construction of various pattern.
Accompanying drawing explanation
Fig. 1 be the present invention along bridge to schematic front view;
Fig. 2 is the schematic side view of Fig. 1;
Fig. 3 is walking mechanism schematic diagram of the present invention;
Fig. 4 is the traveling boots hook clasp joint T beam at the two ends of traveling boots of the present invention, and mobile roof support is taken main car frame and to be movably walking schematic diagram
Fig. 5 is the mobile roof support hook clasp joint T beam at the two ends of mobile roof support of the present invention, and traveling boots move operation schematic diagram relative to mobile roof support.
Detailed description of the invention
Now further illustrate the present invention by reference to the accompanying drawings how to implement:
The trackless lower edge inspection trolley of a kind of steel purlin bridge of the present invention, comprise main car frame H, T beam bottom walking mechanism Z and steel truss girder, every portion walking mechanism Z comprises mobile roof support 1, hoofing part mechanism 2, traveling boots 3, mobile roof support hook 4 and traveling boots hook 5, two walking mechanism Z are respectively by the lower end of its mobile roof support 1, and symmetry is arranged on main car frame H end face direction across bridge two ends; The below that hoofing part mechanism 2 is arranged on traveling boots 3 is fixedly connected with mobile roof support 1, traveling boots 3 bottom it tooth bar 3-1 engage with the driven wheel 21 of hoofing part mechanism 2; The upper end of the mobile roof support 1 of described two walking mechanism Z respectively by mobile roof support hook 4 corresponding with T beam bottom steel truss girder mount or depart from mount; Traveling boots 3 upper end of described two walking mechanism Z respectively by traveling boots hook 5 corresponding with T beam bottom steel truss girder mount or depart from mount; By controlling mobile roof support hook 4 respectively, traveling boots hook 5 T beams corresponding to bottom steel truss girder alternately mount, and drive the driven wheel 21 of hoofing part mechanism 2 to rotate, traveling boots 3, mobile roof support 1 T beam alternative expression one step one formula of driving bottom steel truss girder of ordering about moves, thus the suitable bridge realizing inspection trolley is to being progressively movably walking in order, implement maintenance and inspection work bottom steel truss girder.
The mobile roof support hook 4 controlling the two ends of described mobile roof support 1 mounts fixing with T beam, traveling boots 3 traveling boots hook 5 is departed from T beam and mounts, hoofing part mechanism 2 makes driven wheel 21 rotate by motor 22, orders about tooth bar 3-1 bottom traveling boots 3 and is movably walking relative to mobile roof support 1.
The traveling boots hook 5 controlling the two ends of described traveling boots 3 is hung fixing with T beam, the mobile roof support of mobile roof support 1 hook 4 is departed from T beam and mounts, hoofing part mechanism 2 makes driven wheel 21 rotate by motor 22, order about mobile roof support 1 take the relative traveling boots 3 of inspection trolley main car frame bottom tooth bar 3-1 be movably walking.
Described hoofing part mechanism 2 is made up of motor 22 and driven wheel 21, and the output shaft of motor 22 is fixedly connected with driven wheel 21.
Described mobile roof support hook 4 is connected with hydraulic cylinder mechanism A, by the rotary folding of hydraulic jack extension and contraction control mobile roof support hook 4.
Described traveling boots hook 5 is connected with hydraulic cylinder mechanism B, by the rotary folding of hydraulic jack extension and contraction control traveling boots hook 5.
Movement about inspection trolley of the present invention is advanced as follows:
The present invention designs to adopt and mobile roof support 1 and traveling boots 3 one side is fixed relative to bridge, and the mode that the opposing party is then rotated by drive motors 22 driven wheel 21 moves forward, and mobile roof support 1 and traveling boots 3 leapfrog, thus realize the advance of inspection trolley; As shown in Figure 3, when needing traveling boots 3 to fix relative to bridge, hydraulic cylinder mechanism B shrinks, and traveling boots hook 5 rotates, and makes the traveling boots at the two ends of traveling boots 3 link up with 5 and hooks T beam, ensure that traveling boots 3 are fixed relative to bridge, now hydraulic cylinder mechanism B extends, and mobile roof support hook 4 rotates, and mobile roof support 1 departs from T beam, hoofing part mechanism 2, by the transmission of drive motors 22 driven wheel 21, makes mobile roof support 1 carry inspection trolley main car frame H and is movably walking on traveling boots 3.
As shown in Figure 4, when needing mobile roof support 1 to fix relative to bridge, hydraulic cylinder mechanism B shrinks, and mobile roof support hook 4 rotates, and makes the mobile roof support at the two ends of mobile roof support 1 link up with 4 and hooks T beam, mobile roof support 1 is kept to fix relative to bridge, now hydraulic cylinder mechanism A extends, and traveling boots hook 5 rotates, and traveling boots 3 depart from T beam, hoofing part mechanism 2, by the transmission of drive motors 22 driven wheel 21, makes traveling boots 3 be movably walking on mobile roof support 1.

Claims (6)

1.一种钢桁桥梁无轨式下弦检查车，包括主车架，行走机构和钢桁梁底部T梁，其特征在于，每部行走机构包括行走支架、行走驱动机构、走行靴、行走支架挂钩和走行靴挂钩，两部行走机构分别通过其行走支架的下端对称安装在主车架顶面横桥向两端；行走驱动机构设置在走行靴的下方与行走支架固定连接，走行靴其底部齿条与行走驱动机构的驱动齿轮啮合；所述两部行走机构的行走支架的上端分别通过行走支架挂钩与钢桁梁底部T梁对应掛接或脱离挂接；所述两部行走机构的走行靴上端分别通过走行靴挂钩与钢桁梁底部T梁对应掛接或脱离挂接；通过分别控制行走支架挂钩、走行靴挂钩与钢桁梁底部对应T梁交替掛接，并驱动行走驱动机构的驱动齿轮转动，驱使走行靴、行走支架相对钢桁梁底部T梁交替式一步一驱移动，实现检查车的顺桥向逐步有序移动行走，实施钢桁梁底部检查维修工作。  1. A steel truss bridge trackless type lower chord inspection car, comprising a main frame, a running gear and a T beam at the bottom of a steel truss girder, characterized in that each running gear includes a walking support, a walking drive mechanism, walking boots, and a walking support hook The two walking mechanisms are symmetrically installed on the two ends of the main frame top cross bridge through the lower end of the walking bracket respectively; The bars are meshed with the driving gear of the walking drive mechanism; the upper ends of the walking brackets of the two walking mechanisms are respectively hooked or disengaged from the T beam at the bottom of the steel truss beam through the hooks of the walking bracket; the walking boots of the two walking mechanisms The upper end is hooked or disengaged from the corresponding T-beam at the bottom of the steel truss girder through the hook of the walking shoe; the hook of the walking bracket and the hook of the walking shoe are alternately hooked with the corresponding T-beam at the bottom of the steel truss girder respectively, and the drive of the walking drive mechanism is driven. The gear rotates to drive the walking shoes and the walking bracket to move alternately one step at a time relative to the T-beam at the bottom of the steel truss girder, realizing the step-by-step and orderly movement of the inspection vehicle along the bridge direction, and implementing the inspection and maintenance work at the bottom of the steel truss girder. the 2.根据权利要求1所述的一种钢桁桥梁无轨式下弦检查车，其特征在于，控制所述行走支架的两端的行走支架挂钩与T梁挂接固定，将走行靴走行靴挂钩与T梁脱离挂接，行走驱动机构通过电机使驱动齿轮转动，驱使走行靴底部齿条相对于行走支架移动行走。  2. A kind of steel truss bridge trackless type lower chord inspection car according to claim 1, it is characterized in that, the walking support hook of two ends of control described walking support is articulated and fixed with T beam, and the walking boots walking boots hook is connected with the T beam. The beam is detached from the hook, and the walking drive mechanism rotates the driving gear through the motor, driving the rack at the bottom of the walking boot to move relative to the walking bracket. the 3.根据权利要求1所述的一种钢桁桥梁无轨式下弦检查车，其特征在于，控制所述走行靴的两端的走行靴挂钩与T梁挂固定，将行走支架的行走支架挂钩与T梁脱离挂接，行走驱动机构通过电机使驱动齿轮转动，驱使行走支架携检查车主车架相对走行靴底部齿条移动行走。  3. A kind of steel truss bridge trackless type lower chord inspection car according to claim 1, it is characterized in that, control the walking boot hook of two ends of described walking boot and T beam to hang and fix, the walking bracket hook of walking bracket is connected with T The beam is detached from the hook, and the walking drive mechanism rotates the driving gear through the motor, driving the walking bracket and the inspection vehicle owner's frame to move relative to the rack at the bottom of the walking boot. the 4.根据权利要求1所述的一种钢桁桥梁无轨式下弦检查车，其特征在于，行走驱动机构由电机和驱动齿轮组成，电机的输出轴与驱动齿轮固定连接。  4. A steel truss bridge trackless lower chord inspection vehicle according to claim 1, characterized in that the traveling drive mechanism is composed of a motor and a drive gear, and the output shaft of the motor is fixedly connected to the drive gear. the 5.根据权利要求1所述的一种钢桁桥梁无轨式下弦检查车，其特征在于，行走支架挂钩与液压缸机构连接，通过液压油缸伸缩控制行走支架挂钩的旋转折叠。  5. A trackless lower chord inspection vehicle for a steel truss bridge according to claim 1, characterized in that the traveling support hook is connected to the hydraulic cylinder mechanism, and the rotation and folding of the traveling support hook is controlled by the expansion and contraction of the hydraulic cylinder. the 6.根据权利要求1所述的一种钢桁桥梁无轨式下弦检查车，其特征在于，走行靴挂钩与液压缸机构连接，通过液压油缸伸缩控制走行靴挂钩的旋转折叠。  6 . The trackless lower chord inspection vehicle for a steel truss bridge according to claim 1 , wherein the walking shoe hook is connected to a hydraulic cylinder mechanism, and the rotation and folding of the walking shoe hook is controlled by the telescopic hydraulic cylinder. the
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CN105799718A (en) * 2016-03-16 2016-07-27 武汉优凯检测技术有限公司 Double-purpose rotary mechanism for rail-defect detector car for road and rail
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CN115976951A (en) * 2022-12-29 2023-04-18 中铁桥隧技术有限公司 An all-round maintenance vehicle inside a box girder

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CN114182631A (en) * 2021-12-24 2022-03-15 成都市新筑交通科技有限公司 A variable gauge crawler running mechanism for bridge maintenance
CN115976951A (en) * 2022-12-29 2023-04-18 中铁桥隧技术有限公司 An all-round maintenance vehicle inside a box girder

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