CN208533341U - A kind of pavement flatness checking device - Google Patents
A kind of pavement flatness checking device Download PDFInfo
- Publication number
- CN208533341U CN208533341U CN201820964721.8U CN201820964721U CN208533341U CN 208533341 U CN208533341 U CN 208533341U CN 201820964721 U CN201820964721 U CN 201820964721U CN 208533341 U CN208533341 U CN 208533341U
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- China
- Prior art keywords
- vehicle frame
- fixedly connected
- disk
- screw shell
- checking device
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
It include vehicle frame the utility model discloses a kind of pavement flatness checking device, the bottom of vehicle frame is equipped with wheel, the bottom center of vehicle frame is fixedly connected with screw shell open at one end, screw shell internal screw thread is connected with threaded block, threaded block is fixedly connected with support rod far from one end of vehicle frame, the other end of support rod passes through the open end of screw shell and extends downwardly, the lower section of vehicle frame is equipped with disk, the one end of support rod far from threaded block is rotatably connected at the upper end center of disk by bearing fixation, bearing is fixed at the center of disk upper end, several image collectors are uniformly and equidistantly connected on the annular sidewall of disk.The utility model testing staff does not need to lodge external tool, the height and position of image collector can be adjusted in rotary supporting rod as needed, it is very convenient, and the influence caused by detection image when detection trolley strikes barrier is reduced, improve the precision of detection.
Description
Technical field
The utility model relates to pavement detection technical field more particularly to a kind of pavement flatness checking devices.
Background technique
With the continuous development and progress of highway in China cause, the requirement for highway flatness is also higher and higher, by
In, there are some problems, subgrade and pavement will appear different degrees of fluctuating in construction, in the course of receiving on road surface, need pair
The flatness on road surface is checked, while also fracture being needed to be checked, existing method is will to check that module is placed on one
On a trolley, carried out by vehicle traction or artificial traction, the mounting plate of existing detection trolley is mounted on trolley, user without
Method adjusts mounting plate, also can not just adjust camera at a distance from place, using being subject to certain restrictions, occurs detecting not precisely
The phenomenon that, it cannot meet the requirements.
Through retrieving, Chinese Patent Application No. is the patent of CN201720794344.3, discloses a kind of surface evenness inspection
Device is surveyed, including vehicle frame and image collector, one end of vehicle frame are equipped with front-wheel, the side of front-wheel is welded with support rod, vehicle frame
The other end rear-wheel is installed, the bottom end of vehicle frame is welded with vertical bar, and the outside of vertical bar is socketed with set block, and the inside for covering block is connected with
First bolt, the side for covering block are welded with mounting blocks, and the outside of mounting blocks is socketed with fixed block, and the inside of fixed block is plugged with
Two screws, the side of fixed block are fixedly connected with cross bar, and the bottom end side of cross bar is fixedly installed with connecting rod, the bottom end of connecting rod
It is welded with disk, the bottom end of disk is provided with image collector.There are following for pavement flatness checking device in above-mentioned patent
It is insufficient: it is cumbersome when being adjusted to the height of camera, but also need to drive bolt movement using external tool, and lever
Detection trolley can be caused to shake when bumping against obstruction, cause detection not accurate.
Utility model content
Purpose of the utility model is to solve cumbersome when being adjusted in the prior art to the height of camera, and
It also needs to drive bolt movement using external tool, and lever can cause to shake when bumping against obstruction to detection trolley, cause
The not accurate problem of detection, and a kind of pavement flatness checking device proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of pavement flatness checking device, including vehicle frame, the bottom of the vehicle frame are equipped with wheel, the bottom of the vehicle frame
Screw shell open at one end is fixedly connected at portion center, the screw shell internal screw thread is connected with threaded block, the screw thread
Block is fixedly connected with support rod far from one end of vehicle frame, and the other end of the support rod passes through the open end of screw shell and downward
Extend, the lower section of the vehicle frame is equipped with disk, and the one end of the support rod far from threaded block is rotatably connected on by bearing fixation
At the upper end center of disk, the bearing is fixed at the center of disk upper end, on the annular sidewall of the disk uniformly
Equidistant is connected with several image collectors.
Preferably, the front end of the vehicle frame offers dashpot, and the slot bottom of the dashpot is fixedly connected with spring, described
The other end of spring is fixedly connected with trip rod, and the trip rod far from one end of spring passes through the notch of dashpot and to extension
It stretches, and is fixedly connected with crash panel.
Preferably, it is symmetrically arranged with limited block about support rod on the open end of the screw shell, the limited block is fixed
It is connected on the inner tube wall of screw shell.
Preferably, the bottom of the vehicle frame is symmetrically connected with telescopic rod, the other end of the telescopic rod about screw shell
It is fixedly connected on the upper end of disk.
Preferably, sliding slot is symmetrically offered on the correspondence cell wall of the dashpot, one is slidably connected in the sliding slot
Sliding block, two sliding blocks are on the bar wall that one end of trip rod is fixedly connected on trip rod.
Preferably, the crash panel is fixedly connected with cushion far from one end of trip rod.
Compared with prior art, the utility model provides a kind of pavement flatness checking device, has following beneficial to effect
Fruit:
1, the pavement flatness checking device passes through setting screw shell, threaded block, support rod, disk, bearing and image
Collector, rotary supporting rod drives threaded block rotation, and under the cooperation of screw shell, threaded block drives support rod in screw shell
The interior moving in rotation that vertical direction occurs, while disk and image collector are not impacted by bearing, testing staff is not
Need to lodge external tool, the height and position of image collector can be adjusted in rotary supporting rod as needed, very convenient.
2, the pavement flatness checking device, by setting dashpot, spring, trip rod and crash panel, detection trolley is hit
When hitting barrier, crash panel and bar contact, crash panel apply a reaction force to trip rod, drive trip rod to buffering
Compressed spring while movement, greatly consumes reaction, reduces shaking force suffered by vehicle frame in slot, and it is small to reduce detection
The influence caused by detection image when vehicle strikes barrier, improves the precision of detection.
It is not directed to part in the device to be the same as those in the prior art or can be realized by using the prior art, the utility model
Testing staff does not need to lodge external tool, and rotary supporting rod as needed can be adjusted the height and position of image collector, and ten
It is convenient to divide, and reduces the influence caused by detection image when detection trolley strikes barrier, improves the precision of detection.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of pavement flatness checking device structural schematic diagram；
Fig. 2 is the enlarged drawing of part A in Fig. 1.
In figure: 1 vehicle frame, 2 wheels, 3 screw shells, 4 threaded blocks, 5 support rods, 6 disks, 7 bearings, 8 image collectors, 9
Dashpot, 10 springs, 11 trip rods, 12 crash panels, 13 limited blocks, 14 telescopic rods, 15 sliding slots, 16 sliding blocks, 17 cushions.
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.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to Fig.1-2, a kind of pavement flatness checking device, including vehicle frame 1, the bottom of vehicle frame 1 are equipped with wheel 2, vehicle
The bottom center of frame 1 is fixedly connected with screw shell 3 open at one end, and 3 internal screw thread of screw shell is connected with threaded block 4, spiral shell
Line block 4 is fixedly connected with support rod 5 far from one end of vehicle frame 1, and the other end of support rod 5 passes through the open end of screw shell 3 simultaneously
It extends downwardly, the lower section of vehicle frame 1 is equipped with disk 6, and the one end of support rod 5 far from threaded block 4 is rotatably connected on by the fixation of bearing 7
At the upper end center of disk 6, bearing 7 is fixed at the center of 6 upper end of disk, uniformly equidistant on the annular sidewall of disk 6
Be connected with several image collectors 8, rotary supporting rod 5 drives threaded block 4 to rotate, under the cooperation of screw shell 3, screw thread
Block 4 drives support rod 5 that the moving in rotation of vertical direction occurs in screw shell 3, while to disk 6 and not being schemed by bearing 7
As collector 8 impacts, testing staff does not need to lodge external tool, and image can be adjusted in rotary supporting rod 5 as needed
The height and position of collector 8, it is very convenient.
The front end of vehicle frame 1 offers dashpot 9, and the slot bottom of dashpot 9 is fixedly connected with spring 10, the other end of spring 10
It is fixedly connected with trip rod 11, trip rod 11 passes through the notch of dashpot 9 far from one end of spring 10 and extends outwardly, and fixed
It is connected with crash panel 12, when detecting trolley strikes obstacles, crash panel 12 and bar contact, crash panel 12 apply trip rod 11
Add a reaction force, compressed spring 10 while driving trip rod 11 to move into dashpot 9 greatly consumes anti-work
With, shaking force suffered by vehicle frame 1 is reduced, the influence caused by detection image when detection trolley strikes barrier is reduced,
Improve the precision of detection.
It is symmetrically arranged with limited block 13 about support rod on the open end of screw shell 3, limited block 13 is fixedly connected on screw thread
On the inner tube wall of sleeve 3, prevent threaded block 4 from screwing out screw shell 3.
The bottom of vehicle frame 1 is symmetrically connected with telescopic rod 14 about screw shell 3, and the other end of telescopic rod 14 is fixedly connected on
The upper end of disk 6 makes limit to the place orientation of disk 6, prevents disk 6 from following the rotation of support rod 5 and rotating, and then band
Motion video collector 8 rotates, and impacts to detection.
Sliding slot 15 is symmetrically offered on the correspondence cell wall of dashpot 9, slidably connects a sliding block 16 in sliding slot 15, two
Sliding block 16 is on the bar wall that one end of trip rod 11 is fixedly connected on trip rod 11, and band movable slider 16 exists when trip rod 11 moves
It is moved synchronously in sliding slot 15, when sliding block 16 moves to the end of sliding slot 15 and stops mobile, trip rod 11 also stops movement.
Crash panel 12 leads to when being fixedly connected with cushion 17, crash panel 12 and barrier impacts far from one end of trip rod 11
It crosses cushion 17 and further improves damping effect.
In the utility model, rotary supporting rod 5 drives threaded block 4 to rotate, under the cooperation of screw shell 3,4 band of threaded block
The moving in rotation of vertical direction occurs in screw shell 3 for dynamic support rod 5, while by bearing 7 not to disk 6 and image collection
Device 8 impacts, and testing staff does not need to lodge external tool, and image collector 8 can be adjusted in rotary supporting rod 5 as needed
Height and position, it is very convenient；When detecting trolley strikes obstacles, crash panel 12 and bar contact, 12 pairs of crash panel shocks
Bar 11 applies a reaction force, and compressed spring 10 while driving trip rod 11 to move into dashpot 9 greatly consumes
Reaction reduces shaking force suffered by vehicle frame 1, reduces the shadow caused by detection image when detection trolley strikes barrier
It rings, improves the precision of detection.
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 (6)
1. a kind of pavement flatness checking device, including vehicle frame (1), which is characterized in that the bottom of the vehicle frame (1) is equipped with vehicle
It takes turns (2), the bottom center of the vehicle frame (1) is fixedly connected with screw shell open at one end (3), the screw shell (3)
Internal screw thread is connected with threaded block (4), and the threaded block (4) is fixedly connected with support rod (5) far from the one end of vehicle frame (1), described
The other end of support rod (5) passes through the open end of screw shell (3) and extends downwardly, and the lower section of the vehicle frame (1) is equipped with disk
(6), the one end of the support rod (5) far from threaded block (4) is rotatably connected in the upper end of disk (6) by bearing (7) fixation
At the heart, the bearing (7) is fixed at the center of disk (6) upper end, uniformly equidistant on the annular sidewall of the disk (6)
Be connected with several image collectors (8).
2. a kind of pavement flatness checking device according to claim 1, which is characterized in that the front end of the vehicle frame (1)
It offers dashpot (9), the slot bottom of the dashpot (9) is fixedly connected with spring (10), and the other end of the spring (10) is solid
Surely it is connected with trip rod (11), the trip rod (11) passes through the notch of dashpot (9) and outside far from the one end of spring (10)
Extend, and is fixedly connected with crash panel (12).
3. a kind of pavement flatness checking device according to claim 1, which is characterized in that the screw shell (3)
It is symmetrically arranged with limited block (13) on open end about support rod, the limited block (13) is fixedly connected on the interior of screw shell (3)
On barrel.
4. a kind of pavement flatness checking device according to claim 1, which is characterized in that the bottom of the vehicle frame (1)
It is symmetrically connected with telescopic rod (14) about screw shell (3), the other end of the telescopic rod (14) is fixedly connected on disk (6)
Upper end.
5. a kind of pavement flatness checking device according to claim 2, which is characterized in that pair of the dashpot (9)
It answers and is symmetrically offered on cell wall sliding slot (15), slidably connect a sliding block (16), two sliding blocks in the sliding slot (15)
(16) one end close to trip rod (11) is fixedly connected on the bar wall of trip rod (11).
6. a kind of pavement flatness checking device according to claim 2, which is characterized in that the crash panel (12) is separate
One end of trip rod (11) is fixedly connected with cushion (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820964721.8U CN208533341U (en) | 2018-06-19 | 2018-06-19 | A kind of pavement flatness checking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820964721.8U CN208533341U (en) | 2018-06-19 | 2018-06-19 | A kind of pavement flatness checking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208533341U true CN208533341U (en) | 2019-02-22 |
Family
ID=65391002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820964721.8U Expired - Fee Related CN208533341U (en) | 2018-06-19 | 2018-06-19 | A kind of pavement flatness checking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208533341U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109706825A (en) * | 2019-02-28 | 2019-05-03 | 滁州市交通工程试验检测有限公司 | A kind of road surface detection detection device |
| CN112161554A (en) * | 2020-09-15 | 2021-01-01 | 江苏中路工程技术研究院有限公司 | Pavement levelness detection device and application method thereof |
-
2018
- 2018-06-19 CN CN201820964721.8U patent/CN208533341U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109706825A (en) * | 2019-02-28 | 2019-05-03 | 滁州市交通工程试验检测有限公司 | A kind of road surface detection detection device |
| CN109706825B (en) * | 2019-02-28 | 2021-04-20 | 滁州市交通工程试验检测有限公司 | Detection equipment for highway pavement detection |
| CN112161554A (en) * | 2020-09-15 | 2021-01-01 | 江苏中路工程技术研究院有限公司 | Pavement levelness detection device and application method thereof |
| CN112161554B (en) * | 2020-09-15 | 2022-04-15 | 江苏中路工程技术研究院有限公司 | Pavement levelness detection device and application method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190222 Termination date: 20210619 |