CN105067359A - Bridge load test loading position molding instrument - Google Patents
Bridge load test loading position molding instrument Download PDFInfo
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- CN105067359A CN105067359A CN201510443949.3A CN201510443949A CN105067359A CN 105067359 A CN105067359 A CN 105067359A CN 201510443949 A CN201510443949 A CN 201510443949A CN 105067359 A CN105067359 A CN 105067359A
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- loading position
- wheel
- bridge
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- test
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Abstract
The invention belongs to the technical field of bridge engineering detection equipment, and in particular relates to a bridge load test loading position molding instrument. The test loading position molding instrument provided by the invention comprises a graduated telescopic main ruler, a telescopic main ruler joint port, a rotation wheel, a digital counter, a sliding guide wheel, a telescopic push rod, a powder can, a powder spraying valve, a powder spraying conduit, a clamp block, a powder can and clamp block connection shaft, an angle dial, an angle scale pointer, a powder spraying control connection wire amd a powder spraying control button. The rotation wheel structure comprises an outer wheel, a bearing ball, a fixed inner wheel, a graduated telescopic rod and a horizontal slide groove. Compared with the prior art, the bridge load test loading position molding instrument provided by the invention has the advantages that the accuracy of bridge load test loading position molding is improved; required time and number of detection personnel are greatly reduced; the test efficiency is greatly improved; and the bridge load test loading position molding instrument is simple and convenient, and is suitable for a variety of oblique and curved bridges.
Description
Technical field
The invention belongs to science of bridge building checkout equipment technical field, specifically, relate to a kind of Test on Bridge Loading loading position lofting instrument.
Background technology
Along with the progress of science and technology, method for designing and the theory of bridge structure have had the change of essence, but the many uncertain factors affecting science of bridge building quality still exist, for the science of bridge building quality after building up, people more wish to understand and grasp its usability and effect.Now just need to implement dynamic static and moving load experiment to highway bridge, come test design and construction quality and whether meet design and standard criterion requirement, and present stage people mainly assist bevel protractor directly to measure based on meter ruler for the setting-out of loading test loading position, very easily produce comparatively big error in skew bridge, curved bridge and the bridge setting-out process that broadens, the accuracy of test figure is affected greatly.Need a large amount of testing staff to expend more time coordination in the process of setting-out simultaneously to complete.
Summary of the invention
For solving the problems of the technologies described above, the invention provides the Test on Bridge Loading loading position lofting instrument of the accurate setting-out of a kind of energy.
A kind of Test on Bridge Loading loading position lofting instrument of the present invention, described loading position lofting instrument comprises flexible main scale 1 with a scale and fixture block 10; Described flexible main scale 1 is connected with another flexible main scale 1 by splicing mouth 2; Described flexible main scale 1 is provided with flexible push rod 6, rotor wheel 3, digital counter 4 and sliding wheel 5 successively from splicing mouth 2 to outside; Described rotor wheel 3 comprises foreign steamer 16, bearing ball 17, fixing interior wheel 18, horizontal slip groove 19 and interior wheel shaft 20; Described flexible main scale 1 in horizontal slip groove 19, and can horizontally rotate around wheel shaft 20; Described digital counter 4 is close to outside fixing interior wheel 18; Described sliding wheel 5 can horizontally rotate by the stationary shaft on flexible main scale 1; Described flexible push rod 6 is arranged on inside fixing interior wheel 18 removably, and it is provided with at handle end the control knob 15 that dusts, and this control knob 15 that dusts controls line 14 by dusting and is connected with the valve 8 that dusts of powder tank 7; Described fixture block 10 is located on flexible main scale 1 slidably, and it is provided with fixed angle index dial 12 on top, and is connected with powder tank 7 by the axle 11 that is rotatably connected; Described angle index pointer 13 is fixed on powder tank 7 bottom, and these both sides, powder tank 7 bottom are provided with two conduits 9 that dust.
A kind of Test on Bridge Loading loading position lofting instrument of the present invention, the range data of described digital counter 4 is respective change along with the rotation of foreign steamer 16.
A kind of Test on Bridge Loading loading position lofting instrument of the present invention, the fixture block 10 on described flexible main scale 1 and powder tank 7 have multiple.
A kind of Test on Bridge Loading loading position lofting instrument of the present invention, described in the dust lateral length of conduit 9 can regulate according to actual vehicle wheelspan.
A kind of Test on Bridge Loading loading position lofting instrument of the present invention, described in the dust internal material of conduit 9 be nylon, its exterior material is PU.
A kind of Test on Bridge Loading loading position lofting instrument of the present invention, described in the dust internal material of conduit 9 be the nylon of the russule aldehyde terpene being mixed with 1% mass concentration, its exterior material is PU.
During use, according to loading test result of calculation in advance and design drawing, each loading condition selected is in the axle center loading lateral direction of car under the lengthwise position and each operating mode of bridge both sides guard rail.Determine fixture block and powder tank quantity are installed according to actual demand, digital counter is adjusted to 0, regulate the length of flexible main scale according to bridge orthogonal (oblique) developed width, flexible main scale is overlapped with expansion joint center line, and both sides sliding wheel is close to guard rail.After installing fixture block and powder tank, according to the positive unbalance loading operating mode of reality, powder tank is poured into the powder of different colours, rotation powder tank and conduit rotate around coupling shaft, make angle index pointer and be this bridge oblique angles at angle dial angulation, and pointer and route median perpendicular, regulate each fixture block to move laterally to the calculating position in early stage, make conduit meal outlet position, fixture block both sides and each operating mode load lateral direction of car position of wheel identical.Two testing staff hold the flexible push rod of both sides respectively, and promote rotor wheel, make rotor wheel and guard rail substantially parallel, sliding wheel be close to guard rail advance.When both sides counter range data reaches the lengthwise position of loading condition, halt, press the control knob that dusts, make the valve open that dusts, dust in the vehicle position of wheel of correspondence (such as just carrying vehicle position of wheel spray white, the crimson look in unbalance loading position of wheel).Promote rotor wheel again after dusting, when digital counter range data arrives the lengthwise position of next loading condition, halt, press the control knob that dusts, make the valve open that dusts, dust in the vehicle position of wheel of correspondence.Repetition like this, until it is complete to load vehicle location setting-out.
Compared with prior art, Test on Bridge Loading loading position lofting instrument of the present invention improves the precision of Test on Bridge Loading loading position setting-out, greatly reduce setting-out required time and testing staff's quantity, improve test efficiency largely, it also has simply, facilitates, is suitable for the features such as various oblique curved bridges simultaneously.
Accompanying drawing explanation
Fig. 1: Test on Bridge Loading loading position lofting instrument structural representation; Fig. 2: rotor wheel enlarged diagram; Fig. 3: Test on Bridge Loading loading position lofting instrument operating diagram; Scale stretch main scale-1, splicing mouth-2, rotor wheel-3, digital counter-4, sliding wheel-5, flexible push rod-6, powder tank-7, the valve-8 that dusts, the conduit-9 that dusts, fixture block-10, powder tank and fixture block coupling shaft-11, angle dial-12, angle index pointer-13, control linkage of dusting line-14, the control knob-15 that dusts, foreign steamer-16, bearing ball-17, fixingly interiorly take turns-18, horizontal slip groove-19, interior wheel shaft-20.
Embodiment
Below in conjunction with specific embodiment, Test on Bridge Loading loading position lofting instrument of the present invention is described further, but protection scope of the present invention is not limited to this.
Embodiment 1
A kind of Test on Bridge Loading loading position lofting instrument, described loading position lofting instrument comprises flexible main scale 1 with a scale and fixture block 10; Described flexible main scale 1 is connected with another flexible main scale 1 by splicing mouth 2; Described flexible main scale 1 is provided with flexible push rod 6, rotor wheel 3, digital counter 4 and sliding wheel 5 successively from splicing mouth 2 to outside; Described rotor wheel 3 comprises foreign steamer 16, bearing ball 17, fixing interior wheel 18, horizontal slip groove 19 and interior wheel shaft 20; Described flexible main scale 1 in horizontal slip groove 19, and can horizontally rotate around wheel shaft 20; Described digital counter 4 is close to outside fixing interior wheel 18; Described sliding wheel 5 can horizontally rotate by the stationary shaft on flexible main scale 1; Described flexible push rod 6 is arranged on inside fixing interior wheel 18 removably, and it is provided with at handle end the control knob 15 that dusts, and this control knob 15 that dusts controls line 14 by dusting and is connected with the valve 8 that dusts of powder tank 7; Described fixture block 10 is located on flexible main scale 1 slidably, and it is provided with fixed angle index dial 12 on top, and is connected with powder tank 7 by the axle 11 that is rotatably connected; Described angle index pointer 13 is fixed on powder tank 7 bottom, and these both sides, powder tank 7 bottom are provided with two conduits 9 that dust; The range data of described digital counter 4 is respective change along with the rotation of foreign steamer 16; Fixture block 10 on described flexible main scale 1 and powder tank 7 have 2; The lateral length of the described conduit 9 that dusts can regulate according to actual vehicle wheelspan; The internal material of the described conduit 9 that dusts is nylon, and its exterior material is PU (polyurethane).
Embodiment 2
A kind of Test on Bridge Loading loading position lofting instrument, described loading position lofting instrument comprises flexible main scale 1 with a scale and fixture block 10; Described flexible main scale 1 is connected with another flexible main scale 1 by splicing mouth 2; Described flexible main scale 1 is provided with flexible push rod 6, rotor wheel 3, digital counter 4 and sliding wheel 5 successively from splicing mouth 2 to outside; Described rotor wheel 3 comprises foreign steamer 16, bearing ball 17, fixing interior wheel 18, horizontal slip groove 19 and interior wheel shaft 20; Described flexible main scale 1 in horizontal slip groove 19, and can horizontally rotate around wheel shaft 20; Described digital counter 4 is close to outside fixing interior wheel 18; Described sliding wheel 5 can horizontally rotate by the stationary shaft on flexible main scale 1; Described flexible push rod 6 is arranged on inside fixing interior wheel 18 removably, and it is provided with at handle end the control knob 15 that dusts, and this control knob 15 that dusts controls line 14 by dusting and is connected with the valve 8 that dusts of powder tank 7; Described fixture block 10 is located on flexible main scale 1 slidably, and it is provided with fixed angle index dial 12 on top, and is connected with powder tank 7 by the axle 11 that is rotatably connected; Described angle index pointer 13 is fixed on powder tank 7 bottom, and these both sides, powder tank 7 bottom are provided with two conduits 9 that dust; The range data of described digital counter 4 is respective change along with the rotation of foreign steamer 16; Fixture block 10 on described flexible main scale 1 and powder tank 7 have 3; The lateral length of the described conduit 9 that dusts can regulate according to actual vehicle wheelspan; The internal material of the described conduit 9 that dusts is the nylon of the russule aldehyde terpene being mixed with 1% mass concentration, its exterior material is PU, the preparation technology of this conduit 9 that dusts is identical with conventional preparation method, but its performance is improved greatly with not adding compared with russule aldehyde terpene, such as, more than subzero ten degree can not firmly can, repeatedly turnover all can not leave folding line less than 233 times, be detained without powder.
Compared with prior art, Test on Bridge Loading loading position lofting instrument of the present invention improves the precision of Test on Bridge Loading loading position setting-out, greatly reduce setting-out required time and testing staff's quantity, improve test efficiency largely, it also has simply, facilitates, is suitable for the features such as various oblique curved bridges simultaneously.
Claims (6)
1. a Test on Bridge Loading loading position lofting instrument, is characterized in that, described loading position lofting instrument comprises flexible main scale (1) with a scale and fixture block (10); Described flexible main scale (1) is connected with another flexible main scale (1) by splicing mouth (2); Described flexible main scale (1) is provided with flexible push rod (6), rotor wheel (3), digital counter (4) and sliding wheel (5) from splicing mouth (2) successively to outside; Described rotor wheel (3) comprises foreign steamer (16), bearing ball (17), fixing interior wheel (18), horizontal slip groove (19) and interior wheel shaft (20); Described flexible main scale (1) in horizontal slip groove (19), and can horizontally rotate around wheel shaft (20); Described digital counter (4) is close to fixing interior wheel (18) outside; Described sliding wheel (5) can horizontally rotate by the stationary shaft on flexible main scale (1); Described flexible push rod (6) is arranged on fixing interior wheel (18) inner side removably, it is provided with the control knob that dusts (15) at handle end, and this control knob that dusts (15) controls line (14) by dusting and is connected with the valve that dusts (8) of powder tank (7); Described fixture block (10) is located on flexible main scale (1) slidably, and it is provided with fixed angle index dial (12) on top, and is connected with powder tank (7) by the axle that is rotatably connected (11); Described angle index pointer (13) is fixed on powder tank (7) bottom, and these powder tank (7) both sides, bottom are provided with two conduits that dust (9).
2. a kind of Test on Bridge Loading loading position lofting instrument according to claim 1, is characterized in that, the range data of described digital counter (4) is respective change along with the rotation of foreign steamer (16).
3. a kind of Test on Bridge Loading loading position lofting instrument according to claim 1, is characterized in that, the fixture block (10) on described flexible main scale (1) and powder tank (7) have multiple.
4. a kind of Test on Bridge Loading loading position lofting instrument according to claim 1, is characterized in that, described in the dust lateral length of conduit (9) can regulate according to actual vehicle wheelspan.
5. a kind of Test on Bridge Loading loading position lofting instrument according to claim 1, is characterized in that, described in the dust internal material of conduit (9) be nylon, its exterior material is PU.
6. a kind of Test on Bridge Loading loading position lofting instrument according to claim 1, is characterized in that, described in the dust internal material of conduit (9) be the nylon of the russule aldehyde terpene being mixed with 1% mass concentration, its exterior material is PU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510443949.3A CN105067359B (en) | 2015-07-24 | 2015-07-24 | A kind of Test on Bridge Loading loading position lofting instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510443949.3A CN105067359B (en) | 2015-07-24 | 2015-07-24 | A kind of Test on Bridge Loading loading position lofting instrument |
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| CN105067359A true CN105067359A (en) | 2015-11-18 |
| CN105067359B CN105067359B (en) | 2017-12-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510443949.3A Active CN105067359B (en) | 2015-07-24 | 2015-07-24 | A kind of Test on Bridge Loading loading position lofting instrument |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760465A (en) * | 2018-04-18 | 2018-11-06 | 河海大学 | The test specimen leveling instrument of hopkinson test |
| CN112066899A (en) * | 2020-08-31 | 2020-12-11 | 中铁大桥局第七工程有限公司 | Bridge lifting lug axis measuring device and measuring method |
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2015
- 2015-07-24 CN CN201510443949.3A patent/CN105067359B/en active Active
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| JP2004061278A (en) * | 2002-07-29 | 2004-02-26 | Fuji Bussan Kk | Apparatus for measuring three-dimensional position of structure along railroad |
| CN201416133Y (en) * | 2009-04-29 | 2010-03-03 | 成都普罗米新科技有限责任公司 | Steel rail fine-adjustment device |
| CN102288169A (en) * | 2011-08-29 | 2011-12-21 | 常州市莱赛光电技术有限公司 | Laser lofting instrument |
| CN103323276A (en) * | 2013-05-28 | 2013-09-25 | 山西省交通科学研究院 | Method for fast detection and evaluation of cross-section characteristic of concrete bridge |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760465A (en) * | 2018-04-18 | 2018-11-06 | 河海大学 | The test specimen leveling instrument of hopkinson test |
| CN112066899A (en) * | 2020-08-31 | 2020-12-11 | 中铁大桥局第七工程有限公司 | Bridge lifting lug axis measuring device and measuring method |
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| Publication number | Publication date |
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| CN105067359B (en) | 2017-12-05 |
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