CN108487062B - Tensioning guide wheel device of bridge inspection vehicle telescopic arm - Google Patents
Tensioning guide wheel device of bridge inspection vehicle telescopic arm Download PDFInfo
- Publication number
- CN108487062B CN108487062B CN201810251040.1A CN201810251040A CN108487062B CN 108487062 B CN108487062 B CN 108487062B CN 201810251040 A CN201810251040 A CN 201810251040A CN 108487062 B CN108487062 B CN 108487062B
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- China
- Prior art keywords
- guide wheel
- mounting frame
- wheel mounting
- flat washer
- pin shaft
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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
Abstract
The invention discloses a tensioning guide wheel device of a telescopic arm of a bridge inspection vehicle, which comprises a nut, a flat washer, an installation frame, a disc spring, a guide wheel installation support, a bolt, a guide wheel assembly and a spring washer, wherein the nut is fixed on the flat washer; the mounting frame is used for welding with the fixed platform and is always in contact with the telescopic platform, so that the telescopic platform has continuous support laterally when stretching relative to the fixed platform; the guide wheel mounting bracket is formed by welding a threaded pin shaft, a ring and a guide wheel mounting bracket; the guide wheel mounting frame is fixedly connected with the connecting end of the threaded pin shaft, and through holes for bolts to pass through are respectively formed in corresponding positions on the two side plates; the bolt sequentially penetrates through a through hole in one side of the guide wheel mounting support, the flat washer, the guide wheel assembly, the flat washer, a through hole in the other side of the guide wheel mounting support, the flat washer, the spring washer and the nut for fixation, then a threaded pin shaft on the guide wheel mounting support sequentially penetrates through the disc spring, the mounting frame, the flat washer and finally the nut for fixation, and the guide wheel mounting support is connected with the mounting frame.
Description
Technical Field
The invention belongs to the field of highway maintenance equipment, and particularly relates to a tensioning guide wheel device of a telescopic arm of a bridge inspection vehicle.
Background
The bridge inspection vehicle is the dedicated maintenance of highway bridge equipment, and the bridge inspection vehicle is in work, and the mechanism of getting on the bus overturns below the bridge floor, need stretch out and draw back work platform according to the change that detects the position simultaneously, and flexible arm mechanism side is because there is not the pretension function, and it is more serious to lead to the work platform to rock about flexible in-process, influences the stability of platform and complete machine.
The prior art adopts a guide mode of a lateral sliding block. The lateral sliding block is characterized in that a nylon sliding block is arranged on the side face of the telescopic arm, the fixed arm guide rail is in contact with the sliding block, and the stability of operation is guaranteed by the sliding block in the telescopic process.
The prior art has the following disadvantages: above-mentioned working method, because factors such as part error itself, production machining error and structure welding deformation lead to side direction device fixed mounting back, the contact can appear the cooperation of tension or great clearance fit, the flexible in-process appears flexible platform and fixed platform and contacts the phenomenon that breaks away from often, leads to flexible in-process platform to rock about great, and platform and complete machine security and travelling comfort reduce.
Disclosure of Invention
The purpose is as follows: in order to overcome the defects in the prior art, the invention provides a tensioning guide wheel device of a telescopic arm of a bridge inspection vehicle.
The technical scheme is as follows: in order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a tensioning leading wheel device of flexible arm of bridge inspect vehicle which characterized in that: the device comprises a nut, a flat washer, a mounting frame, a disk spring, a guide wheel mounting bracket, a bolt, a guide wheel assembly and a spring washer;
the mounting frame is used for being welded with the fixed platform and is always in contact with the telescopic platform, so that the telescopic platform is supported continuously in the lateral direction when stretching relative to the fixed platform;
the guide wheel mounting bracket is formed by welding a threaded pin shaft, a ring and a guide wheel mounting bracket;
the guide wheel mounting frame is of a U-shaped structure and comprises two side plates and a bottom plate, the middle part of the bottom plate is fixedly connected with the connecting end of the threaded pin shaft, and through holes for bolts to pass through are respectively formed in corresponding positions on the two side plates; the mounting frame is provided with a through hole for the threaded pin shaft to pass through;
the bolt sequentially penetrates through a through hole in one side of the guide wheel mounting support, the flat washer, the guide wheel assembly, the flat washer, a through hole in the other side of the guide wheel mounting support, the flat washer, the spring washer and the nut for fixation, then a threaded pin shaft on the guide wheel mounting support sequentially penetrates through the disc spring, the mounting frame, the flat washer and finally the nut for fixation, and the guide wheel mounting support is fixedly connected with the mounting frame.
As preferred scheme, bridge inspect vehicle telescopic boom's tensioning leading wheel device, its characterized in that: the mounting frame is formed by welding a mounting plate and a ring plate.
Further, the tensioning leading wheel device of bridge inspect vehicle telescopic boom, its characterized in that: the middle part of the mounting plate is provided with a through hole for the threaded pin shaft to pass through. The inner diameter of the ring plate is larger than the outer diameter of the disc spring.
As preferred scheme, bridge inspect vehicle telescopic boom's tensioning leading wheel device, its characterized in that: the guide wheel assembly comprises a sleeve and a guide wheel, and the guide wheel is sleeved outside the sleeve and assembled.
As preferred scheme, bridge inspect vehicle telescopic boom's tensioning leading wheel device, its characterized in that: and the bottom plate of the guide wheel mounting frame is perpendicular to the threaded pin shaft.
As preferred scheme, bridge inspect vehicle telescopic boom's tensioning leading wheel device, its characterized in that: the guide wheel mounting bracket is of a symmetrical structure.
Has the advantages that: according to the tensioning guide wheel device for the telescopic arm of the bridge inspection vehicle, provided by the invention, the guide wheel is always attached to the telescopic platform when the telescopic platform is telescopic relative to the fixed platform through the compression of the disc spring, the phenomenon of telescopic shaking of the platform caused by machining and assembling errors is eliminated, and the working stability of the platform and the whole machine is improved. The mechanism is simple, easy to realize and operate and high in reliability; simple structure and easy realization. In the working process of the bridge inspection vehicle, the telescopic shaking and the shaking of the platform can be reduced, and the safety and the comfort are improved.
Drawings
FIG. 1 is a schematic view of the operation of a bridge inspection vehicle;
FIG. 2 is a layout view of a tension guide wheel assembly;
FIG. 3 is an exploded view of the tension guide wheel assembly;
FIG. 4 is an isometric view of the tension guide wheel assembly;
FIG. 5 is a view of the mount structure;
FIG. 6 is a view of a guide wheel mounting bracket;
fig. 7 is an overall view of the guide wheel.
Detailed Description
The present invention will be further described with reference to the following examples.
As shown in fig. 1 and 2, in the process of extending and retracting the working platform, the tensioning guide wheel device 101 is installed on the side surface of the fixed platform 102 and is always in contact with the extensible platform 103, so that the extensible platform does not shake left and right in the process of extending and retracting.
As shown in fig. 1 to 4, the tensioning guide wheel device 101 includes a nut 1, a flat washer 2, a mounting bracket 3, a belleville spring 4, a guide wheel mounting bracket 5, a bolt 6, a guide wheel assembly 7, and a spring washer 8. Wherein the mounting frame 3 is welded to the fixed platform 102.
As shown in fig. 5, the mounting frame 3 is formed by welding a mounting plate 9 and a ring plate 10, and is finally welded to a fixed platform 102. The mounting plate 9 is provided with a through hole for the threaded pin shaft 11 to pass through;
as shown in fig. 6, the guide wheel mounting bracket 5 is formed by welding a threaded pin 11, a ring 12 and a guide wheel mounting bracket 13. The guide wheel mounting frame 13 is of a U-shaped structure and comprises two side plates and a bottom plate, the middle of the bottom plate is fixedly connected with the end part of the threaded pin shaft 11, and through holes for the bolts 6 to pass through are formed in corresponding positions on the two side plates respectively.
As shown in FIG. 7, the guide wheel assembly 7 is assembled by a sleeve 14 and a guide wheel 15.
A bolt 6 sequentially penetrates through a through hole at one side of a guide wheel mounting bracket, a flat washer 2, a guide wheel assembly 7, a flat washer, a through hole at the other side of the guide wheel mounting bracket, the flat washer, a spring washer 8 and a nut for fixation, then a threaded pin shaft 11 on the guide wheel mounting bracket 5 sequentially penetrates through a disc spring 4, a mounting bracket 3 and the flat washer 2 and finally is fixed through the nut 1, the guide wheel mounting bracket 5, the disc spring 4, the flat washer 2 and the nut 1 are fixed on the mounting bracket 3, and the assembled form is as shown in FIG. 4; disc spring is located between leading wheel installing support 5 and mounting bracket 3, through disc spring's compression, and the leading wheel laminates with flexible platform all the time when realizing flexible platform for fixed platform is flexible, eliminates because the flexible phenomenon of rocking of platform that processing assembly error brought, increases the work stationarity of platform and complete machine.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (4)
1. The utility model provides a tensioning leading wheel device of flexible arm of bridge inspect vehicle which characterized in that: the device comprises a nut, a flat washer, a mounting frame, a disk spring, a guide wheel mounting bracket, a bolt, a guide wheel assembly and a spring washer;
the mounting frame is used for being welded with the fixed platform and is always in contact with the telescopic platform, so that the telescopic platform is supported continuously in the lateral direction when stretching relative to the fixed platform;
the guide wheel mounting bracket is formed by welding a threaded pin shaft, a ring and a guide wheel mounting bracket;
the guide wheel mounting frame is of a U-shaped structure and comprises two side plates and a bottom plate, the middle part of the bottom plate is fixedly connected with the connecting end of the threaded pin shaft, and through holes for bolts to pass through are respectively formed in corresponding positions on the two side plates; the mounting frame is provided with a through hole for the threaded pin shaft to pass through;
the bolt sequentially penetrates through a through hole on one side of the guide wheel mounting support, the flat washer, the guide wheel assembly, the flat washer, a through hole on the other side of the guide wheel mounting support, the flat washer, the spring washer and the nut for fixation, then a threaded pin shaft on the guide wheel mounting support sequentially penetrates through the disc spring, the mounting frame, the flat washer and finally the nut for fixation, and the guide wheel mounting support is connected with the mounting frame;
the mounting frame is formed by welding a mounting plate and a ring plate; the middle part of the mounting plate is provided with a through hole for the threaded pin shaft to pass through; the inner diameter of the ring plate is larger than the outer diameter of the disc spring.
2. The tension guide wheel device of the telescopic arm of the bridge inspection vehicle according to claim 1, wherein: the guide wheel assembly comprises a sleeve and a guide wheel, and the guide wheel is sleeved outside the sleeve and assembled.
3. The tension guide wheel device of the telescopic arm of the bridge inspection vehicle according to claim 1, wherein: and the bottom plate of the guide wheel mounting frame is perpendicular to the threaded pin shaft.
4. The tension guide wheel device of the telescopic arm of the bridge inspection vehicle according to claim 1, wherein: the guide wheel mounting bracket is of a symmetrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810251040.1A CN108487062B (en) | 2018-03-26 | 2018-03-26 | Tensioning guide wheel device of bridge inspection vehicle telescopic arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810251040.1A CN108487062B (en) | 2018-03-26 | 2018-03-26 | Tensioning guide wheel device of bridge inspection vehicle telescopic arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108487062A CN108487062A (en) | 2018-09-04 |
| CN108487062B true CN108487062B (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810251040.1A Active CN108487062B (en) | 2018-03-26 | 2018-03-26 | Tensioning guide wheel device of bridge inspection vehicle telescopic arm |
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| CN (1) | CN108487062B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109555023B (en) * | 2018-12-24 | 2024-04-12 | 镇江蓝舶科技股份有限公司 | A flexible guider of modularization self-propelled weather shed for steel bridge deck engineering construction in all weather |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102505629A (en) * | 2011-11-17 | 2012-06-20 | 成都市新筑路桥机械股份有限公司 | Caterpillar track walking mechanism for steel box girder hanging type bridge checking vehicle |
| CN205591110U (en) * | 2015-12-25 | 2016-09-21 | 江苏威拓公路养护设备有限公司 | Bridge inspect vehicle telescopic platform's guider |
| EP3130918A2 (en) * | 2015-08-10 | 2017-02-15 | Instytut Badawczy Dróg I Mostów | Apparatus for fixing of measuring device for monitoring bottom shape near bridge support to bridge structure, method for fixing such apparatus to bridge structure and sling for such fixing |
| CN106835976A (en) * | 2017-02-23 | 2017-06-13 | 武汉武桥交通装备技术有限公司 | A kind of top chord check car heavy grade climbing walking mechanism |
| CN206458143U (en) * | 2017-01-20 | 2017-09-01 | 西继迅达（许昌）电梯有限公司 | A kind of multi-storied garage guider |
| WO2017194809A1 (en) * | 2016-05-12 | 2017-11-16 | Obrascón Huarte Lain, S.A. | Mobile platform for works between two parallel supports |
-
2018
- 2018-03-26 CN CN201810251040.1A patent/CN108487062B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102505629A (en) * | 2011-11-17 | 2012-06-20 | 成都市新筑路桥机械股份有限公司 | Caterpillar track walking mechanism for steel box girder hanging type bridge checking vehicle |
| EP3130918A2 (en) * | 2015-08-10 | 2017-02-15 | Instytut Badawczy Dróg I Mostów | Apparatus for fixing of measuring device for monitoring bottom shape near bridge support to bridge structure, method for fixing such apparatus to bridge structure and sling for such fixing |
| CN205591110U (en) * | 2015-12-25 | 2016-09-21 | 江苏威拓公路养护设备有限公司 | Bridge inspect vehicle telescopic platform's guider |
| WO2017194809A1 (en) * | 2016-05-12 | 2017-11-16 | Obrascón Huarte Lain, S.A. | Mobile platform for works between two parallel supports |
| CN206458143U (en) * | 2017-01-20 | 2017-09-01 | 西继迅达（许昌）电梯有限公司 | A kind of multi-storied garage guider |
| CN106835976A (en) * | 2017-02-23 | 2017-06-13 | 武汉武桥交通装备技术有限公司 | A kind of top chord check car heavy grade climbing walking mechanism |
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| CN108487062A (en) | 2018-09-04 |
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Effective date of registration: 20220718 Address after: No.26 tuolanshan Road, Xuzhou Economic and Technological Development Zone, Xuzhou City, Jiangsu Province Patentee after: Jiangsu XCMG Guozhong Laboratory Technology Co.,Ltd. Address before: 221004 26 Jinshan Road, Jinshan Bridge Economic Development Zone, Xuzhou, Jiangsu Patentee before: XCMG CONSTRUCTION MACHINERY Co.,Ltd. |