CN203908746U - Bridge flexibility tester - Google Patents
Bridge flexibility tester Download PDFInfo
- Publication number
- CN203908746U CN203908746U CN201420316581.5U CN201420316581U CN203908746U CN 203908746 U CN203908746 U CN 203908746U CN 201420316581 U CN201420316581 U CN 201420316581U CN 203908746 U CN203908746 U CN 203908746U
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- China
- Prior art keywords
- tester
- bridge
- deflection test
- test device
- balancing weight
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- Expired - Fee Related
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Abstract
The utility model discloses a bridge flexibility tester which comprises a liftable pedestal with rollers, a plurality of columns fixedly installed on the pedestal, counterweight blocks arranged on the columns and being slidable along the axial direction, and a tester support arranged between the counterweight blocks and the pedestal being slidable along the axial direction, where each column is provided with a wire plumb for correcting the verticality thereof, a flexibility test rope is fixed on the upper end of the counterweight blocks, and a tester installation bench with a level meter is fixedly arranged on the tester support. A flexibility tester is installed on the tester installation bench. The bridge flexibility tester can be conveniently placed under a bridge and is simple for operation and excellent in use effect. Moreover, the bridge flexibility tester ensures that the flexibility tester is always placed vertically during test and that the flexibility test data are accurate.
Description
Technical field
The utility model relates to deflection of bridge span field tests, specifically a kind of bridge deflection test device.
Background technology
In bridge construction process, need carry out Measurement accuracy to deflection of bridge span, the construction quality of the accuracy direct relation bridge beam body of its deflection metrology data.Nowadays, when deflection of bridge span is tested, all need set up deflectometer support in the beam body bottom of tested bridge, when setting up deflectometer support at the bottom of bridge, not only set up complex procedures, and be difficult to guarantee the flatness of the deflectometer support of setting up, thereby affect the accuracy of deflection test result, thereby the existence of existing bridge deflection test device need be set up deflectometer support at the bottom of bridge, installation is laid inconvenience, uses complicated operation, tested the multiple practical problemss such as inconvenient, measurement data is inaccurate.Publication number is that the patent of CN201002786 discloses a kind of instrument for testing deflection of bridge, this instrument can be set up the problem of deflectometer support, mounting arrangements inconvenience at the bottom of bridge, but its testing jig is owing to there being alignment error, easily cause its column to be difficult to keep vertical placement, cause the problem that deflection test error is larger.
Therefore, for overcoming the above problems, need to be a kind ofly convenient to below bridge, setting up layouts, use easy and simple to handle and result of use good, simultaneously, guarantee that type flexibility tester remains vertical placement when testing, deflection test data are bridge deflection test device accurately.
Utility model content
In view of this, the purpose of this utility model is to overcome defect of the prior art, and a kind of arrangement convenience of setting up is provided, and while deflection test result is bridge deflection test device accurately.
Bridge deflection test device of the present utility model, comprise have Liftable type roller base, be fixedly mounted on many root posts on base, can slide to be vertically arranged at the balancing weight on column and can to slide is vertically arranged at the tester bracket on the column between balancing weight and base, on column, be equipped with for proofreading and correct the line of its verticality and hang down, balancing weight upper end is fixed with deflection test rope, the tester erecting bed that is fixed with tool level meter on tester bracket, is provided with type flexibility tester on tester erecting bed.
Further, described column is provided with to balancing weight down sliding is carried out spacing position-limit mechanism I and tester bracket down sliding is carried out to spacing position-limit mechanism II;
Further, on described tester erecting bed for the mounting hole of type flexibility tester is installed; The hole heart line of described mounting hole is perpendicular to tester erecting bed upper surface;
Further, described type flexibility tester is dial gauge, and described balancing weight bottom is provided with test boss; The bottom surface of described test boss is the plane for directly contacting with the gauge head of type flexibility tester;
Further, described Liftable type roller comprises the attachment screw that is fixedly connected with base by thread, is fixed on the retainer of retainer lower end and is rotationally connected with the roller on retainer;
Further, described Liftable type roller also comprises and is articulated with the lock banking stop that retainer rolls for locking roller;
Further, described balancing weight end face is provided with the grommet for the colligation of described deflection test rope, and described position-limit mechanism I and position-limit mechanism II are the stop nut being arranged on column.
The beneficial effects of the utility model are: bridge deflection test device of the present utility model, reasonable in design, processing and fabricating and mounting arrangements are convenient, volume is little, lightweight, be convenient to carrying, simultaneously, because base has the pulley of Liftable type, therefore the installation of base location is convenient, can to the installation site of base, proofread according to the plumb bob on column, thereby can effectively guarantee to deflection of bridge span test accurately, on the other hand, its result of use is better, deflection test data are accurate, practical value is high, by deflection test rope, transmit amount of deflection, during actual test, only type flexibility tester need be fixed on tester erecting bed, fixing-stable and measurement data are accurate.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model.
Embodiment
Fig. 1 is structural representation of the present utility model, as shown in the figure, bridge deflection test device in the present embodiment comprises the base 7 with Liftable type roller, be fixedly mounted on the many root posts 2 on base 7, can slide to be vertically arranged at the balancing weight 13 on column 2 and can to slide vertically and be arranged at the tester bracket 6 on the column 2 between balancing weight 13 and base 7, on column 2, be equipped with for proofreading and correct the line of its verticality and hang down 4, balancing weight 13 upper ends are fixed with deflection test rope 1, on tester bracket 6, be fixed with the tester erecting bed 11 of tool level meter 5, type flexibility tester 12 is installed on tester erecting bed 11.
In the present embodiment, described column 2 is provided with to balancing weight 13 down slidings is carried out spacing position-limit mechanism I and tester bracket 6 down slidings are carried out to spacing position-limit mechanism II, position-limit mechanism I and position-limit mechanism II are for adjusting the height and position of balancing weight 13 and tester bracket 6, thereby can make this bridge deflection test device can adapt to different terrain, the bridge floor of differing heights, on the other hand, by adjusting position-limit mechanism, can also adjust the levelness of balancing weight 13 and tester bracket 6, guarantee the accuracy of deflection of bridge span test data.
In the present embodiment, on described tester erecting bed 11 for the mounting hole of type flexibility tester 12 is installed; The hole heart line of described mounting hole hangs down 4 directly in tester erecting bed 11 upper surfaces, mounting hole is for coordinating with lower handle or the body position of type flexibility tester 12, after tester erecting bed 11 maintenance levels, the hole heart line of mounting hole guarantees vertical, finally guaranteed that type flexibility tester 12 has higher vertical degree, has improved the accuracy of deflection test.
In the present embodiment, described type flexibility tester 12 is dial gauge, in actual use, type flexibility tester 12 can also be clock gauge or other test instrumentations, described balancing weight 13 bottoms are provided with test boss, the bottom surface of described test boss is the plane directly contacting for the gauge head with type flexibility tester 12, because the roughness of this plane is by the accuracy that affects deflection test to a certain degree, therefore finishing should be carried out in test boss bottom surface, one boss is set can be reduced in the manufacturing, need accurately machined area, effectively reduce the production cost of this bridge deflection test device.
In the present embodiment, described Liftable type roller comprises the attachment screw that is fixedly connected with by screw thread with base 7, is fixed on the retainer 8 of retainer 8 lower ends and is rotationally connected with the roller 9 on retainer 8, roller is set can conveniently be moved this deflection test device, on the other hand, by regulating attachment screw, can make roller carry out lifting, with this, adapt to the bottom surface condition of different gradient, finally make column 2 keep vertical, with this, improve the accuracy of deflection test.
In the present embodiment, described Liftable type roller also comprises and is articulated with the lock banking stop 10 that retainer 8 rolls for locking roller 9, due in deflection test, need this deflection test device to keep stable, avoid rocking, by adjusting the rotation that lock banking stop 10 can locked roller 9, make this device not be subject to extraneous disturbance, improve the accuracy of testing.
In the present embodiment, described balancing weight 13 end faces are provided with the grommet 14 for described deflection test rope 1 colligation, and described position-limit mechanism I and position-limit mechanism II are the stop nut 3 being arranged on column 2, and when grommet 14 can be convenient to assemble this device, bundle is deflection test rope 1.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (7)
1. a bridge deflection test device, is characterized in that: comprise have Liftable type roller base, be fixedly mounted on many root posts on base, can slide to be vertically arranged at the balancing weight on column and can to slide is vertically arranged at the tester bracket on the column between balancing weight and base; On described column, be equipped with for proofreading and correct the line of its verticality and hang down; Described balancing weight upper end is fixed with deflection test rope; On described tester bracket, be fixed with the tester erecting bed of tool level meter; On described tester erecting bed, type flexibility tester is installed.
2. bridge deflection test device according to claim 1, is characterized in that: described column is provided with to balancing weight down sliding is carried out spacing position-limit mechanism I and tester bracket down sliding is carried out to spacing position-limit mechanism II.
3. bridge deflection test device according to claim 2, is characterized in that: on described tester erecting bed for the mounting hole of type flexibility tester is installed; The hole heart line of described mounting hole is perpendicular to tester erecting bed upper surface.
4. bridge deflection test device according to claim 3, is characterized in that: described type flexibility tester is dial gauge, and described balancing weight bottom is provided with test boss; The bottom surface of described test boss is the plane for directly contacting with the gauge head of type flexibility tester.
5. bridge deflection test device according to claim 4, is characterized in that: described Liftable type roller comprises the attachment screw that is fixedly connected with base by thread, is fixed on the retainer of retainer lower end and is rotationally connected with the roller on retainer.
6. bridge deflection test device according to claim 5, is characterized in that: described Liftable type roller also comprises and is articulated with the lock banking stop that retainer rolls for locking roller.
7. bridge deflection test device according to claim 6, is characterized in that: described balancing weight end face is provided with the grommet for the colligation of described deflection test rope, and described position-limit mechanism I and position-limit mechanism II are the stop nut being arranged on column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420316581.5U CN203908746U (en) | 2014-06-13 | 2014-06-13 | Bridge flexibility tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420316581.5U CN203908746U (en) | 2014-06-13 | 2014-06-13 | Bridge flexibility tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203908746U true CN203908746U (en) | 2014-10-29 |
Family
ID=51783009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420316581.5U Expired - Fee Related CN203908746U (en) | 2014-06-13 | 2014-06-13 | Bridge flexibility tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203908746U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423880A (en) * | 2015-11-10 | 2016-03-23 | 长安大学 | Method for suspending main cable to measure bridge deflection |
| CN105627896A (en) * | 2016-01-12 | 2016-06-01 | 河北远洲工程咨询有限公司 | Bridge flexibility detection device and detection method |
| CN106908207A (en) * | 2017-03-21 | 2017-06-30 | 西南交通大学 | A kind of bridge static loading test deflection measuring apparatus and method |
| CN108957051A (en) * | 2018-10-11 | 2018-12-07 | 国家电网有限公司 | Portable field change of current valve tester |
| CN110125037A (en) * | 2019-04-28 | 2019-08-16 | 上海欧唯斯工具制造有限公司 | Screwdriver knife bar curvature automatic tester |
| CN110273551A (en) * | 2019-07-17 | 2019-09-24 | 中国能源建设集团山西电力建设有限公司 | Amount of deflection means for correcting and bearing calibration when upper and lower stoplog connection |
| CN111452387A (en) * | 2020-04-13 | 2020-07-28 | 上海康宁医疗用品有限公司 | Production method of expanded polytetrafluoroethylene facial implant with different deflections |
-
2014
- 2014-06-13 CN CN201420316581.5U patent/CN203908746U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423880A (en) * | 2015-11-10 | 2016-03-23 | 长安大学 | Method for suspending main cable to measure bridge deflection |
| CN105423880B (en) * | 2015-11-10 | 2017-11-24 | 长安大学 | A kind of method for hanging main push-towing rope measurement deflection of bridge span |
| CN105627896A (en) * | 2016-01-12 | 2016-06-01 | 河北远洲工程咨询有限公司 | Bridge flexibility detection device and detection method |
| CN106908207A (en) * | 2017-03-21 | 2017-06-30 | 西南交通大学 | A kind of bridge static loading test deflection measuring apparatus and method |
| CN106908207B (en) * | 2017-03-21 | 2019-02-01 | 西南交通大学 | A kind of bridge static loading test deflection measuring apparatus and method |
| CN108957051A (en) * | 2018-10-11 | 2018-12-07 | 国家电网有限公司 | Portable field change of current valve tester |
| CN110125037A (en) * | 2019-04-28 | 2019-08-16 | 上海欧唯斯工具制造有限公司 | Screwdriver knife bar curvature automatic tester |
| CN110273551A (en) * | 2019-07-17 | 2019-09-24 | 中国能源建设集团山西电力建设有限公司 | Amount of deflection means for correcting and bearing calibration when upper and lower stoplog connection |
| CN110273551B (en) * | 2019-07-17 | 2024-02-09 | 中国能源建设集团山西电力建设有限公司 | Deflection correction device and correction method for upper and lower stopbeams during connection |
| CN111452387A (en) * | 2020-04-13 | 2020-07-28 | 上海康宁医疗用品有限公司 | Production method of expanded polytetrafluoroethylene facial implant with different deflections |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141029 Termination date: 20160613 |