CN208055831U - A kind of road evenness detection device easy to remove - Google Patents
A kind of road evenness detection device easy to remove Download PDFInfo
- Publication number
- CN208055831U CN208055831U CN201820496304.5U CN201820496304U CN208055831U CN 208055831 U CN208055831 U CN 208055831U CN 201820496304 U CN201820496304 U CN 201820496304U CN 208055831 U CN208055831 U CN 208055831U
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- bottom plate
- fixed seat
- fixed
- block
- screw thread
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Abstract
The utility model discloses a kind of road evenness detection devices easy to remove, including bottom plate, it is both provided with support column at left and right sides of the bottom plate lower end, the support column lower end is provided with pulley one, be provided on the left of the bottom plate upper end inside fixed seat and fixed seat is hollow structure, the fixed seat right upper portion is provided with warning device, and be slidably connected portable pillar on the inside of the fixed seat, and the portable pillar side is provided with sliding slot.The utility model reasonable design in structure, uses easy to operate, and practicability is very high, since bottom is provided with pulley one, can convenient mobile device, while push rod can freely adjust height, the different staff of height is adapted to, it is more comfortable when making its operating device；It moves left and right device and power is provided, so that broom road pavement is cleaned, road debris is avoided to have an impact flatness detection；Simply, conveniently, effectively, cost is relatively low for the device detection method, is worth a wide range of and promotes.
Description
Technical field
The utility model is related to pavement detection technical field, specifically a kind of road evenness detection dress easy to remove
It sets.
Background technology
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 problems that in construction, subgrade and pavement will appear different degrees of fluctuating, in the course of receiving on road surface, need pair
The flatness on road surface is checked.Surface evenness is one of the key technical indexes for evaluating pavement quality, it is related to driving
Safety, the size and service life of impact force suffered by comfortable and road surface, the road surfaces of out-of-flatness will increase car resistance, and
Vehicle is set to generate additional effect of vibration.This effect of vibration can cause vehicle pitching, influence the speed and safety of driving, influence
The steady and passenger's driven is comfortable, meanwhile, effect of vibration can also road pavement apply impact force, to aggravate road surface and automobile machine
The damage of part and the abrasion of tire, and increase the consumption of oil plant.
The laser testing equipment price used when carrying out surface evenness detection at present is excessively high, causes cost larger, simultaneously
Existing detection device is using being not very convenient, it has not been convenient to which mobile, when measurement need to do power by pulling equipment, not account for
Influence of the road debris to detection.Therefore, those skilled in the art provide a kind of road evenness detection dress easy to remove
It sets, to solve the problems mentioned in the above background technology.
Invention content
The purpose of this utility model is to provide a kind of road evenness detection devices easy to remove, to solve the above-mentioned back of the body
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides the following technical solutions：
A kind of road evenness detection device easy to remove, including bottom plate, the bottom plate lower end left and right sides are respectively provided with
There are support column, the support column lower end to be provided with pulley one, be provided with inside fixed seat and fixed seat on the left of the bottom plate upper end
For hollow structure, the fixed seat right upper portion is provided with warning device, and be slidably connected portable pillar on the inside of the fixed seat, described
Portable pillar side is provided with sliding slot, and the fixed seat is fixedly connected with portable pillar, the end of the fastener one by fastener one
It is arranged inside sliding slot, the portable pillar upper end is provided with push rod, and linear bearing is equipped on the right side of fixed seat on the bottom plate；
Slide bar is slidably connected in the linear bearing, the slide bar upper end is provided with top plate, the lower end of the slider setting
There is screw thread rotation seat and be arranged inside screw thread rotation seat, screw thread rotation seat lower end is provided with montant, the montant lower end
Pulley two is installed, the bottom plate upper end is provided with ruler between fixed seat and linear bearing, and bottom plate upper end is in straight line
It is provided with fixed block on the right side of bearing, the fixed block left bottom is equipped with pressure sensor one, the fixed block left upper portion
It is provided with connecting plate, mobile is installed, the mobile lower end is through connecting plate and is provided with pressure in the middle part of the connecting plate
Sensor two, the mobile are fixedly connected with connecting plate by fastener two；
The bottom plate upper end is provided with fixed plate one on the right side of fixed block, is provided with and moves left and right on the right side of the bottom plate upper end
Device, the device that moves left and right includes pedestal, mounting groove, motor, threaded shaft, bearing, limited block, slide and link block,
For the floor installation in bottom plate upper end, the chassis left side offers mounting groove, and one end of the mounting groove is provided with motor, institute
It states motor and threaded shaft is connected with by shaft coupling, the other end of the threaded shaft is fixedly connected with pedestal by bearing, described
Threaded shaft front-end and back-end are both provided with limited block, and slide is arranged in the middle part of the threaded shaft, is arranged on the left of the slide
There is link block, mounting blocks are connected on the left of the link block；
The mounting blocks pass on left sliding block and are slidably connected fixed plate one, are opened with mounting blocks corresponding position on the bottom plate
Equipped with square groove, the mounting blocks lower end is provided with electric telescopic rod, and the electric telescopic rod lower end is provided with broom, the bottom
Plate upper end is provided with fixed plate two moving left and right on the right side of device, two right upper portion of the fixed plate is provided with draw ring, the bottom
Plate right end is provided with multiple elastic rods, and spring is arranged on the elastic rod, and the elastic rod right end is provided with cushion pad.
As further program of the utility model：The lower end of the slider is provided with corresponding on the inside of screw thread and screw thread rotation seat
It is provided with screw thread.
As the utility model further scheme：The warning device is electrically connected pressure sensor one and pressure passes
Sensor two；It is provided with alarm bell in the warning device.
As the utility model further scheme：It is provided at switch and putter grip and is arranged on the right side of the push rod
Anti-slip cover.
As the utility model further scheme：The elastic rod quantity is at least 2 and is separately positioned on bottom plate
The front side of right end and rear side are simultaneously symmetrical arranged.
Compared with prior art, the utility model has the beneficial effects that：
The utility model reasonable design in structure, uses easy to operate, and practicability is very high, since bottom is set
Be equipped with pulley one, can convenient mobile device, while push rod can freely adjust height, adapt to the different staff of height, make
More comfortable when its operating device, setting draw ring makes device that can connect tractor by rope, increases diversity when device uses,
Device end is additionally provided with elastic rod, spring and cushion pad, avoids device and collides other equipment, to protective device；It is left
It moves right device and power is provided, so that broom road pavement is cleaned, road debris is avoided to have an impact flatness detection；It can carry
The high low dimensional of preceding setting surface evenness, when surface evenness is not in prescribed limit, warning device early warning, to detecting people
Member is reminded；Simply, conveniently, effectively, cost is relatively low for the device detection method, is worth a wide range of and promotes.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of road evenness detection device easy to remove.
Fig. 2 is the structural schematic diagram that device is moved left and right in a kind of road evenness detection device easy to remove.
In figure：1- bottom plates, 2- support columns, 3- pulleys one, 4- fixed seats, 5- portable pillars, 6- sliding slots, 7- fasteners one, 8-
Push rod, 9- switches, 10- slide bars, 11- top plates, 12- screw thread rotations seat, 13- montants, 14- pulleys two, 15- linear bearings, 16- are solid
Determine block, 17- pressure sensors one, 18- connecting plates, 19- mobiles, 20- pressure sensors two, 21- fasteners two, 22- rulers,
23- fixed plates one, 24- move left and right device, 241- pedestals, 242- mounting grooves, 243- motors, 244- threaded shafts, 245- axis
Hold, 246- limited blocks, 247- slides, 248- link blocks, 25- mounting blocks, 26- sliding blocks, 27- square grooves, 28- electric telescopic rods,
29- brooms, 30- fixed plates two, 31- draw rings, 32- elastic rods, 33- springs, 34- cushion pads, 35- warning devices.
Specific implementation mode
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.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1~2, in the utility model embodiment, a kind of road evenness detection device easy to remove, including
Bottom plate 1,1 lower end of the bottom plate left and right sides are both provided with support column 2, and 2 lower end of the support column is provided with pulley 1, described
It is hollow structure that fixed seat 4 and 4 inside of fixed seat are provided on the left of 1 upper end of bottom plate, and 4 right upper portion of the fixed seat is provided with report
Alarm device 35, the inside of the fixed seat 4 are slidably connected portable pillar 5, and 5 side of the portable pillar is provided with sliding slot 6, the fixed seat
4 are fixedly connected with portable pillar 5 by fastener 1, and the end set of the fastener 1 is inside sliding slot 6, the portable pillar 5
Upper end is provided with push rod 8, and linear bearing 15 is equipped on the right side of fixed seat 4 on the bottom plate 1；
Slide bar 10 is slidably connected in the linear bearing 15,10 upper end of the slide bar is provided with top plate 11, the slide bar
10 lower ends are provided with screw thread rotation seat 12 and are arranged inside screw thread rotation seat 12, and 12 lower end of screw thread rotation seat is provided with perpendicular
Bar 13,13 lower end of the montant are equipped with pulley 2 14, and 1 upper end of the bottom plate is arranged between fixed seat 4 and linear bearing 15
There are ruler 22,1 upper end of the bottom plate that 15 right side of linear bearing is provided with fixed block 16, the installation of 16 left bottom of the fixed block
There are pressure sensor 1,16 left upper portion of the fixed block to be provided with connecting plate 18,18 middle part of the connecting plate is equipped with work
Kinetoplast 19,19 lower end of the mobile is through connecting plate 18 and is provided with pressure sensor 2 20, and the mobile 19 is by tight
Firmware 2 21 is fixedly connected with connecting plate 18；
1 upper end of the bottom plate is provided with fixed plate 1 on 16 right side of fixed block, and a left side is provided on the right side of 1 upper end of the bottom plate
Device 24 is moved right, the device 24 that moves left and right includes pedestal 241, mounting groove 242, motor 243, threaded shaft 244, bearing
245, limited block 246, slide 247 and link block 248, the pedestal 241 are mounted on 1 upper end of bottom plate, and 241 left side of the pedestal is opened
Equipped with mounting groove 242, one end of the mounting groove 242 is provided with motor 243, and the motor 243 is connected with spiral shell by shaft coupling
Line shaft 244, the other end of the threaded shaft 244 are fixedly connected with pedestal 241 by bearing 245, before the threaded shaft 244
End and rear end are both provided with limited block 246, and 244 middle part of the threaded shaft is arranged with slide 247, and 247 left side of the slide is set
It is equipped with link block 248,248 left side of the link block connects mounting blocks 25；
The mounting blocks 25 pass on left sliding block 26 and are slidably connected fixed plate 1, on the bottom plate 1 with mounting blocks 25
Corresponding position offers square groove 27, and 25 lower end of the mounting blocks is provided with electric telescopic rod 28, under the electric telescopic rod 28
End is provided with broom 29, and 1 upper end of the bottom plate is provided with fixed plate 2 30, the fixed plate two moving left and right 24 right side of device
30 right upper portions are provided with draw ring 31, and 1 right end of the bottom plate is provided with multiple elastic rods 32, bullet is arranged on the elastic rod 32
Spring 33,32 right end of the elastic rod are provided with cushion pad 34.
10 lower end of the slide bar is provided with screw thread and 12 inside of screw thread rotation seat is correspondingly arranged on screw thread.
The warning device 35 is electrically connected pressure sensor 1 and pressure sensor 2 20；In the warning device 35
It is provided with alarm bell.
8 right side of the push rod, which is provided at switch 9 and 8 handle of push rod, is arranged with Anti-slip cover.
32 quantity of the elastic rod is at least 2 and is separately positioned on the front side of 1 right end of bottom plate and rear side and is symmetrical arranged.
The operation principle of the utility model is：
The utility model is related to a kind of road evenness detection device easy to remove, the device when in use, the bottom of due to
Portion is provided with pulley 1, can convenient mobile device, while push rod 8 is slidably and solid by fastener 1 in fixed seat 4
It is fixed, facilitate 8 height of adjustment push rod, adapts to the different staff of height, more comfortable, setting on the right side of device when making its operating device
There is draw ring 31, also device can be connected tractor by rope, increase diversity when device uses, device end is additionally provided with
Elastic rod 32, spring 33 and cushion pad 34, avoid device and collide other equipment, to protective device；It works in the device
When, 28 lower end of electric telescopic rod, which declines, makes broom 29 be contacted with road surface, while moving left and right device 24 makes mounting blocks 25 do longitudinal direction
Mobile, to drive electric telescopic rod 28 to move, therefore, 29 road pavement of broom is cleaned, and avoids road debris to flatness
Detection has an impact；Before the device starts, the high low dimensional of surface evenness is set, by rotating screw thread rotation pedestal
12 adjustment top plates 11 so that it is determined that the depth of road surface depression, then pass through the adjustment pressure of mobile 19 with pressure sensor 1 at a distance from
Force snesor 2 20 determines the height of road surface protrusion at a distance from 11 upper end of top plate, when surface evenness is not in prescribed limit
When, top plate 11 and sensor contacts remind testing staff to make warning device 35 work；The device detection method
Simply, conveniently, effectively, cost is relatively low, is worth a wide range of and promotes.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of road evenness detection device easy to remove, including bottom plate（1）, which is characterized in that the bottom plate（1）Lower end
The left and right sides is both provided with support column（2）, the support column（2）Lower end is provided with pulley one（3）, the bottom plate（1）Upper end is left
Side is provided with fixed seat（4）And fixed seat（4）Inside is hollow structure, the fixed seat（4）Right upper portion is provided with alarm dress
It sets（35）, the fixed seat（4）Inside is slidably connected portable pillar（5）, the portable pillar（5）Side is provided with sliding slot（6）, described
Fixed seat（4）Pass through fastener one（7）It is fixedly connected with portable pillar（5）, the fastener one（7）End set in sliding slot（6）
Inside, the portable pillar（5）Upper end is provided with push rod（8）, the bottom plate（1）On in fixed seat（4）Right side is equipped with linear axis
It holds（15）；
The linear bearing（15）Inside slidably connect slide bar（10）, the slide bar（10）Upper end is provided with top plate（11）, described
Slide bar（10）Lower end is provided with screw thread rotation seat（12）And it is arranged in screw thread rotation seat（12）Inside, the screw thread rotation seat（12）
Lower end is provided with montant（13）, the montant（13）Lower end is equipped with pulley two（14）, the bottom plate（1）Upper end is in fixed seat
（4）With linear bearing（15）Between be provided with ruler（22）, the bottom plate（1）Upper end is in linear bearing（15）Right side is provided with solid
Determine block（16）, the fixed block（16）Left bottom is equipped with pressure sensor one（17）, the fixed block（16）Left upper portion
It is provided with connecting plate（18）, the connecting plate（18）Middle part is equipped with mobile（19）, the mobile（19）Lower end is through company
Fishplate bar（18）And it is provided with pressure sensor two（20）, the mobile（19）Pass through fastener two（21）It is fixedly connected with connecting plate
（18）；
The bottom plate（1）Upper end is in fixed block（16）Right side is provided with fixed plate one（23）, the bottom plate（1）Setting on the right side of upper end
Move left and right device（24）, described to move left and right device（24）Including pedestal（241）, mounting groove（242）, motor（243）, spiral shell
Line shaft（244）, bearing（245）, limited block（246）, slide（247）And link block（248）, the pedestal（241）It is mounted on
Bottom plate（1）Upper end, the pedestal（241）Left side offers mounting groove（242）, the mounting groove（242）One end be provided with electricity
Machine（243）, the motor（243）It is connected with threaded shaft by shaft coupling（244）, the threaded shaft（244）The other end
Pass through bearing（245）It is fixedly connected with pedestal（241）, the threaded shaft（244）Front-end and back-end are both provided with limited block
（246）, the threaded shaft（244）Middle part is arranged with slide（247）, the slide（247）Left side is provided with link block
（248）, the link block（248）Left side connects mounting blocks（25）；
The mounting blocks（25）Pass on left sliding block（26）The fixed plate that is slidably connected one（23）, the bottom plate（1）On with installation
Block（25）Corresponding position offers square groove（27）, the mounting blocks（25）Lower end is provided with electric telescopic rod（28）, the electricity
Dynamic telescopic rod（28）Lower end is provided with broom（29）, the bottom plate（1）Upper end is moving left and right device（24）Right side is provided with solid
Fixed board two（30）, the fixed plate two（30）Right upper portion is provided with draw ring（31）, the bottom plate（1）Right end is provided with multiple bullets
Property bar（32）, the elastic rod（32）On be arranged with spring（33）, the elastic rod（32）Right end is provided with cushion pad（34）.
2. a kind of road evenness detection device easy to remove according to claim 1, which is characterized in that the slide bar
（10）Lower end is provided with screw thread and screw thread rotation seat（12）Inside is correspondingly arranged on screw thread.
3. a kind of road evenness detection device easy to remove according to claim 1, which is characterized in that the alarm
Device（35）It is electrically connected pressure sensor one（17）With pressure sensor two（20）；The warning device（35）Inside it is provided with police
Bell.
4. a kind of road evenness detection device easy to remove according to claim 1, which is characterized in that the push rod
（8）Right side is provided with switch（9）And push rod（8）Anti-slip cover is arranged at handle.
5. a kind of road evenness detection device easy to remove according to claim 1, which is characterized in that the elasticity
Bar（32）Quantity is at least 2 and is separately positioned on bottom plate（1）The front side of right end and rear side are simultaneously symmetrical arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820496304.5U CN208055831U (en) | 2018-04-10 | 2018-04-10 | A kind of road evenness detection device easy to remove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820496304.5U CN208055831U (en) | 2018-04-10 | 2018-04-10 | A kind of road evenness detection device easy to remove |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208055831U true CN208055831U (en) | 2018-11-06 |
Family
ID=63984841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820496304.5U Expired - Fee Related CN208055831U (en) | 2018-04-10 | 2018-04-10 | A kind of road evenness detection device easy to remove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208055831U (en) |
Cited By (14)
| 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 |
| CN110820497A (en) * | 2019-11-27 | 2020-02-21 | 周亚东 | Composite plastic track construction treatment equipment and treatment method |
| CN111236022A (en) * | 2020-03-09 | 2020-06-05 | 深圳领智创科技有限公司 | Device for detecting flatness of expressway |
| CN111424508A (en) * | 2020-04-24 | 2020-07-17 | 福建省永正工程质量检测有限公司 | Device and method for detecting flatness of highway bridge |
| CN111610252A (en) * | 2020-04-23 | 2020-09-01 | 浙江兴红建设工程检测有限公司 | Intelligent building engineering quality detection device based on Internet of things and detection method thereof |
| CN112050785A (en) * | 2020-09-04 | 2020-12-08 | 安徽黎搏装饰工程有限公司 | Building ground flatness detection equipment |
| CN112176836A (en) * | 2020-10-03 | 2021-01-05 | 王玲 | Road and bridge bituminous pavement crack detection device |
| CN112359692A (en) * | 2020-10-30 | 2021-02-12 | 刘胜 | Road crack repairing machine capable of adjusting discharge port according to crack length |
| CN112554012A (en) * | 2019-09-26 | 2021-03-26 | 中交国通公路工程技术有限公司 | Pavement damage measuring device and method |
| CN112761368A (en) * | 2020-12-11 | 2021-05-07 | 中国建筑第五工程局有限公司 | High water permeability geological basement crack detection device |
| CN112880625A (en) * | 2021-01-19 | 2021-06-01 | 杭州市城乡建设设计院股份有限公司 | Road surface flatness measuring device |
| CN113819876A (en) * | 2020-06-18 | 2021-12-21 | 袁浩雁 | Engineering completion acceptance detection device based on engineering cost management |
| CN114324838A (en) * | 2021-12-31 | 2022-04-12 | 孙鹏飞 | Be applied to construction road quality and use multi-functional detection device |
| CN117385705A (en) * | 2023-12-13 | 2024-01-12 | 山西晋北高速公路养护有限公司 | Road construction quality detection device |
-
2018
- 2018-04-10 CN CN201820496304.5U patent/CN208055831U/en not_active Expired - Fee Related
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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 |
| CN112554012B (en) * | 2019-09-26 | 2022-05-03 | 中交国通公路工程技术有限公司 | Pavement damage measuring device and method |
| CN112554012A (en) * | 2019-09-26 | 2021-03-26 | 中交国通公路工程技术有限公司 | Pavement damage measuring device and method |
| CN110820497A (en) * | 2019-11-27 | 2020-02-21 | 周亚东 | Composite plastic track construction treatment equipment and treatment method |
| CN111236022A (en) * | 2020-03-09 | 2020-06-05 | 深圳领智创科技有限公司 | Device for detecting flatness of expressway |
| CN111610252A (en) * | 2020-04-23 | 2020-09-01 | 浙江兴红建设工程检测有限公司 | Intelligent building engineering quality detection device based on Internet of things and detection method thereof |
| CN111424508A (en) * | 2020-04-24 | 2020-07-17 | 福建省永正工程质量检测有限公司 | Device and method for detecting flatness of highway bridge |
| CN113819876A (en) * | 2020-06-18 | 2021-12-21 | 袁浩雁 | Engineering completion acceptance detection device based on engineering cost management |
| CN112050785A (en) * | 2020-09-04 | 2020-12-08 | 安徽黎搏装饰工程有限公司 | Building ground flatness detection equipment |
| CN112176836B (en) * | 2020-10-03 | 2022-01-28 | 王玲 | Road and bridge bituminous pavement crack detection device |
| CN112176836A (en) * | 2020-10-03 | 2021-01-05 | 王玲 | Road and bridge bituminous pavement crack detection device |
| CN112359692A (en) * | 2020-10-30 | 2021-02-12 | 刘胜 | Road crack repairing machine capable of adjusting discharge port according to crack length |
| CN112359692B (en) * | 2020-10-30 | 2023-12-08 | 浙江廉宏盛业建设有限公司 | Road crack repairing machine capable of adjusting discharge hole according to crack depth |
| CN112761368A (en) * | 2020-12-11 | 2021-05-07 | 中国建筑第五工程局有限公司 | High water permeability geological basement crack detection device |
| CN112880625A (en) * | 2021-01-19 | 2021-06-01 | 杭州市城乡建设设计院股份有限公司 | Road surface flatness measuring device |
| CN114324838A (en) * | 2021-12-31 | 2022-04-12 | 孙鹏飞 | Be applied to construction road quality and use multi-functional detection device |
| CN114324838B (en) * | 2021-12-31 | 2024-03-15 | 孙鹏飞 | Be applied to construction road quality and use multi-functional detection device |
| CN117385705A (en) * | 2023-12-13 | 2024-01-12 | 山西晋北高速公路养护有限公司 | Road construction quality detection device |
| CN117385705B (en) * | 2023-12-13 | 2024-02-23 | 山西晋北高速公路养护有限公司 | Road construction quality detection device |
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