CN208140325U - A kind of bridge bottom stability detector - Google Patents
A kind of bridge bottom stability detector Download PDFInfo
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- CN208140325U CN208140325U CN201820665895.4U CN201820665895U CN208140325U CN 208140325 U CN208140325 U CN 208140325U CN 201820665895 U CN201820665895 U CN 201820665895U CN 208140325 U CN208140325 U CN 208140325U
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- fixedly connected
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- rotation axis
- hollow posts
- bridge
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Abstract
The utility model discloses a kind of bridge bottom stability detectors, including pedestal, the upper end of the pedestal is fixedly connected with support column, the upper end of the support column is fixedly connected with support plate, the upper end two sides of the support plate are rotatably connected to rotation axis, the upper end of two rotation axis is fixedly connected to threaded rod, the threaded upper ends of two threaded rods are socketed with the hollow posts that lower end has opening, limit plate is fixedly connected between two hollow posts, the lower end of the support plate is fixedly connected with servo motor corresponding with one of rotation shaft position.The utility model is compact-sized, it is easy to operate, it is adjusted by the height to vibration detection analyzer, so that vibration detection analyzer offsets with bridge bottom surface, therefore bridge stability can be detected, and cushioning supportive is carried out to bridge bottom surface by two supporting mechanisms, the detection precision of bridge is improved, while also improving the safety of maintenance personal.
Description
Technical field
The utility model relates to Bridge Inspection field more particularly to a kind of bridge bottom stability detectors.
Background technique
Traditional bridge machinery is mostly that each position of bridge is measured, records and counted using related special instrument,
In the process, maintenance personnel, which needs to be suspended on, detects the bottom of bridge below bridge, but maintenance personal is suspended on bridge
Inevitably ignore some details positions below beam, time and effort consuming, not only efficiency is lower, and there are also certain risks, especially sharp
When detection with stability of the vibrant characteristic of bridge to bridge.And simultaneously because road surface is because of vehicle driving at the top of bridge
Local vibrations amount is larger, influences the test of the vibration of bridge entirety, and test effect can have certain deviation, and using effect is not
It is fine.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of bridge bottom proposed is steady
Qualitative detection device.
To achieve the goals above, the utility model uses following technical solution：
A kind of bridge bottom stability detector, including pedestal, the upper end of the pedestal are fixedly connected with support column, institute
The upper end for stating support column is fixedly connected with support plate, and the upper end two sides of the support plate are rotatably connected to rotation axis, described in two
The upper end of rotation axis is fixedly connected to threaded rod, and the threaded upper ends of two threaded rods, which are socketed with lower end, to be had in opening
Void column is fixedly connected with limit plate between two hollow posts, and the lower end of the support plate is fixedly connected with and one of them
The corresponding servo motor of shaft position is rotated, the output shaft end of the servo motor is through support plate and solid with the lower end of rotation axis
It is fixed to connect, it is sequentially connected between two rotation axis by transmission mechanism, the both ends two sides of the support plate are fixed respectively to be connected
It is connected to the guiding mechanism being oriented to two hollow posts, two sides of two guiding mechanisms respectively with two hollow posts are fixed
Connection, the upper end of two hollow posts are fixedly connected with loading plate, and the upper end of the loading plate is fixedly connected with mounting plate, institute
The upper end for stating mounting plate is equipped with mounting groove, is equipped with vibration detection analyzer in the mounting groove, the mounting groove relatively in
Wall is fixedly connected to the position-limit mechanism limited to vibration detection analyzer, and the upper end two sides of the loading plate are fixed to be connected
It is connected to supporting mechanism, two supporting mechanisms are symmetricly set on vibration detection analyzer two sides.
Preferably, the transmission mechanism includes the driving wheel being fixedly attached on two rotation axis side walls, two biographies
It is sequentially connected between driving wheel by transmission belt.
Preferably, the guiding mechanism includes the guiding axis for being fixedly connected on support plate upper end, the upper end of the guiding axis
It is fixedly connected with limited block, the slide over side walls of the guiding axis is socketed with movable plate, and one end of the movable plate is fixedly connected
On the side wall of hollow posts, damping spring is arranged on the side wall of the guiding axis, and damping spring is located at movable plate and limit
Between block.
Preferably, the position-limit mechanism includes the elastic buffering pad being fixedly connected on mounting groove inner wall, and the elasticity is slow
The side of punching pad is fixedly connected with the rubber extruded plate to offset with vibration detection analyzer side wall.
Preferably, the supporting mechanism includes the fixed plate for being fixedly connected on loading plate upper end, the upper end of the fixed plate
Equipped with groove, the interior bottom of the groove is fixedly connected with multiple compressed springs, and the upper end of the compressed spring is fixedly connected on
Connecting plate, the upper end through-going recess of the connecting plate are simultaneously fixedly connected with follow block.
In the utility model, stability detector is placed on bridge lower part, starts servo motor, servo motor drives
One of rotation axis rotation, therefore two rotation axis drive two threaded rod rotations respectively, since threaded rod and hollow posts are spiral shell
Line connection, therefore two hollow posts are moved in the vertical direction, two hollow posts drive loading plate to move upwards, to drive
Two supporting mechanisms move upwards, and two supporting mechanisms offset with bottom in bridge, and vibration detection analyzer is to bridge bottom at this time
It is detected in face.The utility model is compact-sized, easy to operate, is adjusted by the height to vibration detection analyzer, from
And vibration detection analyzer is offseted with bridge bottom surface, therefore bridge stability can be detected, and pass through two support machines
Structure carries out cushioning supportive to bridge bottom surface, improves the detection precision of bridge, while also improving the safety of maintenance personal.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of bridge bottom stability detector structural schematic diagram；
Fig. 2 be the utility model proposes a kind of bridge bottom stability detector mounting plate and vibration detection analyze
The top view of instrument junction；
Fig. 3 is enlarged drawing at A in Fig. 1.
In figure：1 pedestal, 2 support columns, 3 support plates, 4 driving wheels, 5 transmission belts, 6 threaded rods, 7 hollow posts, 8 servo motors,
9 movable plates, 10 guiding axis, 11 limited blocks, 12 damping springs, 13 limit plates, 14 loading plates, 15 rubber extruded plates, 16 follow blocks, 17
Compressed spring, 18 connecting plates, 19 mounting plates, 20 elastic buffering pads, 21 rubber extruded plates, 22 vibration detection analyzers, 23 rotations
Axis.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of bridge bottom stability detector, including pedestal 1, the upper end of pedestal 1 are fixedly connected with
Support column 2, the upper end of support column 2 are fixedly connected with support plate 3, and the upper end two sides of support plate 3 are rotatably connected to rotation axis 23, and two
The upper end of a rotation axis 23 is fixedly connected to threaded rod 6, and the threaded upper ends of two threaded rods 6, which are socketed with lower end, has opening
Hollow posts 7 are fixedly connected with limit plate 13 between two hollow posts 7, and the lower end of support plate 3 is fixedly connected with and one of them turn
The output shaft end of the corresponding servo motor 8 in 23 position of moving axis, servo motor 8 runs through support plate 3 and the lower end with rotation axis 23
It is fixedly connected, starts servo motor 8, servo motor 8 drives one of rotation axis 23 to rotate, and passes through between two rotation axis 23
Transmission mechanism transmission connection rotates synchronously two rotation axis 23 by transmission mechanism, and two rotation axis 23 drive two respectively
A threaded rod 6 rotates, and the both ends two sides of support plate 3 are respectively fixedly connected with the guiding mechanism being oriented to two hollow posts 7,
Two guiding mechanisms are fixedly connected with the two sides of two hollow posts 7 respectively, and two guiding mechanisms and limit plate 13 match simultaneously
Guiding and position-limiting action are played to two hollow posts 7, so that two hollow posts 7 can only be when two threaded rods 6 rotate
It moves along a straight line on vertical direction, the upper end of two hollow posts 7 is fixedly connected with loading plate 14, and the upper end of loading plate 14 is fixed
It is connected with mounting plate 19, the upper end of mounting plate 19 is equipped with mounting groove, and vibration detection analyzer 22, vibration inspection are equipped in mounting groove
Analyzer 22 is surveyed to move upwards under the drive of loading plate 14, so that vibration detection analyzer 22 offsets with bridge bottom surface,
Vibration detection analyzer 22 detects bridge stability, and the opposed inner walls of mounting groove are fixedly connected to vibration detection point
The position-limit mechanism that analyzer 22 is limited, the upper end two sides of loading plate 14 are fixedly connected to supporting mechanism, two supporting mechanisms
22 two sides of vibration detection analyzer are symmetricly set on, two supporting mechanisms offset with bridge bottom surface, not only rise to bottom in bridge
To supporting role, can also road surface at the top of bridge because caused by vehicle driving local vibrations play negative function, improve vibration
The detection precision of detection analysis instrument 22.
In the utility model, transmission mechanism includes the driving wheel 4 being fixedly attached on two 23 side walls of rotation axis, two biographies
It is sequentially connected between driving wheel 4 by transmission belt 5, when the rotation of one of rotation axis 23, rotation axis 23 passes through two driving wheels 4
Between transmission belt 5 drive another rotation axis 23 rotated.Guiding mechanism includes being fixedly connected on leading for 3 upper end of support plate
To axis 10, the upper end of guiding axis 10 is fixedly connected with limited block 11, and the slide over side walls of guiding axis 10 is socketed with movable plate 9, moves
One end of movable plate 9 is fixedly connected on the side wall of hollow posts 7, and damping spring 12, and damping are arranged on the side wall of guiding axis 10
Spring 12 is between movable plate 9 and limited block 11, and when hollow posts 7 are moved, movable plate 9 is erected on guiding axis 10
Histogram moves upwards, and guiding axis 10 plays guiding role to the movement of hollow posts 7 by movable plate 9, makes it can only be in vertical side
It moves along a straight line upwards, while limited block 11 plays position-limiting action to the moving height of hollow posts 7, hollow posts 7 is avoided to transport
Threaded rod 6 is detached from when dynamic.Position-limit mechanism includes the elastic buffering pad 20 being fixedly connected on mounting groove inner wall, elastic buffering pad 20
Side be fixedly connected with the rubber extruded plate 21 to offset with 22 side wall of vibration detection analyzer.Supporting mechanism includes being fixedly connected
The upper end of fixed plate 15 in 14 upper end of loading plate, fixed plate 15 is equipped with groove, and the interior bottom of groove is fixedly connected with multiple pressures
Contracting spring 17, the upper end of compressed spring 17 are fixedly connected on connecting plate 18, and the upper end through-going recess of connecting plate 18 is simultaneously fixedly connected
There is follow block 16, follow block 16 moves upwards under the drive of two hollow posts 7, so that follow block 16 offsets with bridge inner bottom surface, supports
Multiple compressed springs 17 of 16 lower end of plate play certain shock absorbing effect to it.
In the utility model, vibration detection analysis 22 is mounted in 19 upper end mounting groove of mounting plate, then stability is examined
It surveys device and is placed on bridge lower part, start servo motor 8, servo motor 8 drives one of rotation axis 23 to rotate, to pass through
Transmission mechanism makes two rotation axis 23 while rotating, therefore two rotation axis 23 drive two threaded rods 6 to rotate respectively, due to spiral shell
Rasp bar 6 is to be threadedly coupled, therefore two hollow posts 7 are moved in the vertical direction, limit plate 13 and support plate 3 with hollow posts 7
Two guiding mechanisms of upper end play guiding role to the movement of two hollow posts 7 respectively, so that hollow posts 7 can only be in vertical side
It being moved upwards, two hollow posts 7 drive loading plate 14 to move upwards, so that two supporting mechanisms is driven to move upwards, two
A supporting mechanism offsets with bottom in bridge, and vibration detection analyzer 22 detects bridge bottom surface at this time.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of bridge bottom stability detector, including pedestal (1), which is characterized in that the upper end of the pedestal (1) is fixed
It is connected with support column (2), the upper end of the support column (2) is fixedly connected with support plate (3), the upper end two of the support plate (3)
Side is rotatably connected to rotation axis (23), and the upper end of two rotation axis (23) is fixedly connected to threaded rod (6), described in two
The threaded upper ends of threaded rod (6) are socketed with the hollow posts (7) that lower end has opening, fixed company between two hollow posts (7)
It is connected to limit plate (13), the lower end of the support plate (3) is fixedly connected with watch corresponding with one of rotation axis (23) position
It takes motor (8), the output shaft end of the servo motor (8) fixes company through support plate (3) and with the lower end of rotation axis (23)
It connects, is sequentially connected between two rotation axis (23) by transmission mechanism, the both ends two sides of the support plate (3) are fixed respectively
Be connected with the guiding mechanism being oriented to two hollow posts (7), two guiding mechanisms respectively with two hollow posts (7)
Two sides are fixedly connected, and the upper end of two hollow posts (7) is fixedly connected with loading plate (14), the upper end of the loading plate (14)
It is fixedly connected with mounting plate (19), the upper end of the mounting plate (19) is equipped with mounting groove, and vibration inspection is equipped in the mounting groove
It surveys analyzer (22), the opposed inner walls of the mounting groove are fixedly connected to the limit limited to vibration detection analyzer (22)
Position mechanism, the upper end two sides of the loading plate (14) are fixedly connected to supporting mechanism, and two supporting mechanisms are symmetrical arranged
In vibration detection analyzer (22) two sides.
2. a kind of bridge bottom stability detector according to claim 1, which is characterized in that the transmission mechanism packet
The driving wheel (4) being fixedly attached on two rotation axis (23) side walls is included, passes through transmission belt between two driving wheels (4)
(5) it is sequentially connected.
3. a kind of bridge bottom stability detector according to claim 1, which is characterized in that the guiding mechanism packet
The guiding axis (10) for being fixedly connected on support plate (3) upper end is included, the upper end of the guiding axis (10) is fixedly connected with limited block
(11), the slide over side walls of the guiding axis (10) is socketed with movable plate (9), and one end of the movable plate (9) is fixedly connected on
On the side wall of hollow posts (7), it is arranged with damping spring (12) on the side wall of the guiding axis (10), and damping spring (12) is located at
Between movable plate (9) and limited block (11).
4. a kind of bridge bottom stability detector according to claim 1, which is characterized in that the position-limit mechanism packet
Include the elastic buffering pad (20) being fixedly connected on mounting groove inner wall, the side of the elastic buffering pad (20) be fixedly connected with
The rubber extruded plate (21) that vibration detection analyzer (22) side wall offsets.
5. a kind of bridge bottom stability detector according to claim 1, which is characterized in that the supporting mechanism packet
The fixed plate (15) for being fixedly connected on loading plate (14) upper end is included, the upper end of the fixed plate (15) is equipped with groove, the groove
Interior bottom be fixedly connected with multiple compressed springs (17), the upper end of the compressed spring (17) is fixedly connected on connecting plate
(18), the upper end through-going recess of the connecting plate (18) and follow block (16) are fixedly connected with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665895.4U CN208140325U (en) | 2018-05-07 | 2018-05-07 | A kind of bridge bottom stability detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820665895.4U CN208140325U (en) | 2018-05-07 | 2018-05-07 | A kind of bridge bottom stability detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208140325U true CN208140325U (en) | 2018-11-23 |
Family
ID=64312675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820665895.4U Active CN208140325U (en) | 2018-05-07 | 2018-05-07 | A kind of bridge bottom stability detector |
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| Country | Link |
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| CN (1) | CN208140325U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111638029A (en) * | 2020-06-11 | 2020-09-08 | 大连交通大学 | Be used for assembled bridge engineering with antidetonation experimental apparatus |
| CN113267218A (en) * | 2021-05-28 | 2021-08-17 | 安徽鑫洋信息工程有限公司 | Bridge construction real-time monitoring system |
-
2018
- 2018-05-07 CN CN201820665895.4U patent/CN208140325U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111638029A (en) * | 2020-06-11 | 2020-09-08 | 大连交通大学 | Be used for assembled bridge engineering with antidetonation experimental apparatus |
| CN113267218A (en) * | 2021-05-28 | 2021-08-17 | 安徽鑫洋信息工程有限公司 | Bridge construction real-time monitoring system |
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