CN109629381B - Road surface flatness detection device - Google Patents
Road surface flatness detection device Download PDFInfo
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- CN109629381B CN109629381B CN201910093892.7A CN201910093892A CN109629381B CN 109629381 B CN109629381 B CN 109629381B CN 201910093892 A CN201910093892 A CN 201910093892A CN 109629381 B CN109629381 B CN 109629381B
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- fixed
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- carousel
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- runner
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/01—Devices or auxiliary means for setting-out or checking the configuration of new surfacing, e.g. templates, screed or reference line supports; Applications of apparatus for measuring, indicating, or recording the surface configuration of existing surfacing, e.g. profilographs
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Nozzles (AREA)
Abstract
The invention relates to a road surface flatness detection device, which effectively solves the problems of complicated detection process and low detection efficiency of the existing bridge surface flatness detection; the technical scheme who its solution includes the fixed axle, there is the multiunit detecting element on the fixed axle, detecting element includes the carousel, the inner fringe face equipartition of carousel has a plurality of bullet pieces, the outside cover of carousel has the runner, still be equipped with an annular channel on the terminal surface of carousel, be equipped with first pressure spring in the annular channel, the annular channel has the bellows that can stretch out and draw back in the annular channel, there is a fixed disk on the left side of every runner, the right side coaxial rotation of fixed disk is connected with a drum, the bellows stretches out the one end of annular channel and communicates through drum and cavity, the left upper end of fixed disk is fixed with the air inlet of cavity, the lower extreme is fixed with the gas outlet of cavity, the top of fixed axle is equipped with the water tank, the lower extreme of fixed axle is equipped with a plurality of shower nozzles that correspond one.
Description
Technical Field
The invention relates to the field of pavement and bridge plane detection equipment, in particular to a pavement flatness detection device.
Background
Whether bridge surface roughness and road surface roughness detect the important criterion of being qualified of construction always, traditional bridge roughness detects and realizes through handheld check out test set through the multidimension degree measurement, perhaps detect through large-scale check out test set, this kind of check out test set is loaded down with trivial details, often waste a large amount of time to such detection mode of road surface and long bridge, and traditional check out test set need be equipped with the power, on the open-air and the bridge just built of remote, the supply of electric power often is not timely, large-scale electronic detection equipment moves and removes inconveniently, small-size handheld check out test set wastes time and energy again, consequently, need a bridge road surface roughness check out test set to solve above problem urgently.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the road surface flatness detection device, which effectively solves the problems of complex detection process and low detection efficiency of the existing bridge surface flatness detection.
The technical scheme for solving the problems comprises a horizontal fixed shaft, a plurality of groups of detection units are sequentially and evenly distributed at intervals along the axis direction of the fixed shaft, each detection unit comprises a rotary disc sleeved on the fixed shaft, a plurality of radial blind holes are evenly distributed on the inner edge surface of the rotary disc in a circumferential manner, an elastic block with the trend of pressing the fixed shaft is arranged in each blind hole, a rotary wheel capable of rotating relative to the rotary disc is sleeved on the outer side of the rotary disc, an annular groove is further formed in the end surface of the rotary disc, a first pressure spring is arranged in the annular groove, one end of the first pressure spring is fixedly connected with the rotary disc, the other end of the first pressure spring is fixedly connected with the end surface of the rotary wheel, a corrugated pipe capable of stretching in the annular groove is arranged at a position where the first pressure spring is not arranged in the annular groove, one end of the, the right side of the fixed disk is coaxially and rotatably connected with a cylinder which can form a closed cavity with the fixed disk, one end of the corrugated pipe, which extends out of the annular groove, is communicated with the cavity through the cylinder, the upper end of the left side of the fixed disk is fixedly provided with an air inlet of the cavity, the lower end of the fixed disk is fixedly provided with an air outlet of the cavity, a water tank for loading liquid with a marking function is arranged above the fixed shaft, the lower end of the fixed shaft is provided with a plurality of spray heads which are in one-to-one correspondence with the detection units, each spray.
The device has the advantages of novel concept, ingenious structure and strong practicability, and the device judges whether the ground is flat or not according to the friction force between the rotating wheel and the ground, thereby effectively solving the problems of complicated detection process and low detection efficiency of the existing bridge deck flatness.
Drawings
FIG. 1 is a front view of the present invention.
FIG. 2 is an enlarged view of a portion of the area A of FIG. 1 according to the present invention.
FIG. 3 is a left side sectional view of the bellows of the present invention as it is contracted.
FIG. 4 is a left side sectional view of the bellows of the present invention as it is contracted.
Fig. 5 is a left side cross-sectional view of the invention taken from a fixed axis position.
Fig. 6 left side view of the invention.
FIG. 7 is a sectional view showing the structure of the fixed disk of the present invention engaged with a cylinder.
FIG. 8 is a schematic cross-sectional view of a showerhead according to the present invention.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As can be seen from fig. 1 to 8, the present invention comprises a horizontal fixed shaft 1, a plurality of groups of detection units are sequentially and evenly distributed along the axial direction of the fixed shaft 1 at intervals, each detection unit comprises a rotary table 2 sleeved on the fixed shaft 1, a plurality of radial blind holes 3 are evenly distributed on the inner edge surface of the rotary table 2 at the circumference, an elastic block 4 having a tendency of compressing the fixed shaft 1 is arranged in each blind hole 3, a rotary wheel 5 capable of relatively rotating with the rotary table 2 is sleeved on the outer side of the rotary table 2, an annular groove 6 is also arranged on the end surface of the rotary table 2, a first pressure spring 7 is arranged in the annular groove 6, one end of the first pressure spring 7 is fixedly connected with the rotary table 2, the other end is fixedly connected with the end surface of the rotary wheel 5, a corrugated pipe 8 capable of extending and retracting in the annular groove 6 is arranged at a position where the first pressure spring 7 is not arranged in, the other end of the fixing plate extends out of the annular groove 6, a fixing plate 9 is coaxially fixed on the left side of each rotating wheel 5, a cylinder 10 which can form a closed cavity with the fixing plate 9 is coaxially and rotatably connected on the right side of the fixing plate 9, one end, extending out of the annular groove 6, of the corrugated pipe 8 is communicated with the cavity through the cylinder 10, an air inlet of the cavity is fixed at the upper end of the left side of the fixing plate 9, an air outlet of the cavity is fixed at the lower end of the fixing plate, a water tank 11 for containing liquid with a marking function is arranged above the fixing shaft 1, a plurality of spray heads 12 which are in one-to-one correspondence with the detection units are arranged at.
In order to realize the tendency that the elastic block 4 has a compressed fixed shaft 1, a second pressure spring 13 is arranged in each blind hole 3, one end of the second pressure spring 13 is connected with the bottom of the blind hole 3, the other end of the second pressure spring is fixed at one end of the elastic block 4 arranged in the blind hole 3, one end of the elastic block 4 close to the fixed shaft 1 is an arc top, and a plurality of openings 14 matched with the elastic blocks 4 one by one are uniformly distributed on the circumference of the matched position of the fixed shaft 1 and the rotary disc 2.
In order to realize the driving of the device, the left side and the right side of the device are both provided with a triangular bracket, the water tank 11 is fixed on the triangular bracket, and the rear end of the triangular bracket 15 is provided with a fixing ring for connecting a driving vehicle.
In order to fix the first compression spring 7, one end of the first compression spring 7 is fixed in the annular groove 6 through a pin, the other end of the first compression spring is fixed on the end face of the rotating wheel 5 through a U-shaped rod 16, and the corrugated pipe 8 is also fixed on the U-shaped rod 16.
In order to realize that the air inlet and the air outlet of the cavity and the water pipe can only flow in a single direction, the air inlet of the cavity is provided with a first one-way valve 17, the air outlet is provided with a second one-way valve 18, and the water pipe is provided with a third one-way valve 19 which can only enable liquid to flow from the water tank 11 to the spray head 12.
The notch of the annular groove 6 is in a necking shape, and the necking width is smaller than the diameter of the first pressure spring 7 and the corrugated pipe 8 and is larger than the diameter of the U-shaped rod 16.
In order to ensure that the liquid does not flow out of the spray head when the spray head 12 is sprayed without gas, a baffle plate capable of moving up and down is arranged in the pipeline at the upper end of the spray head, a tension spring capable of enabling the baffle plate to reset upwards is arranged at the upper end of the baffle plate, and one end of the tension spring is fixed on the baffle plate and the other end of the tension spring is fixed in the pipeline at the upper end of the spray head.
The specific working process of the invention is as follows: when the device is used, a worker can pull the device and fix the device behind a driving vehicle through a fixing ring, a balance weight is arranged above a triangular support 15 to ensure that the rotating wheel 5 is in full contact with a plane to be detected, the rotating wheel 5 is in contact with the ground when the device is pulled, the device is pulled to realize the anticlockwise rotation of the rotating wheel 5 under the action of friction force, at the moment, a plurality of elastic blocks 4 are compressed in corresponding openings 14 under the action of a second pressure spring 13, therefore, when the rotating wheel 5 initially rotates, the rotating wheel 5 drives a first pressure spring 7 through a U-shaped rod 16 and realizes the compression of the first pressure spring 7, the first pressure spring 7 has a rebound tendency and elastic potential energy, meanwhile, the expansion of the corrugated pipe 8 is realized in the process of compressing the first pressure spring 7 to realize natural suction, and at the moment, gas in a cavity enters from a gas inlet due to the fact that one end of the corrugated pipe 8 is communicated with the cavity, when the torsion force of the first pressure spring 7 is enough to press the elastic block 4 from the gap 14 and to rotate the rotary disc 2, the rotary disc 2 starts to rotate.
When the road surface at the lower end of one or more rotating wheels 5 of the device is uneven, the rotating disc 2 is not subjected to friction force from the road surface along with continuous forward movement of the device, at the moment, the rotating wheels 5 can be rotated reversely under the reset action of the first pressure spring 7, the corrugated pipe 8 can extrude gas in the process of rotating the rotating wheels 5, the extruded gas is sprayed out from the gas outlet of the cavity and enters the water pipe, at the moment, liquid in the water pipe is sprayed out from the spray head 12 through extrusion and pressurization, the spray head 12 cannot automatically flow out under normal air pressure and water pressure, and when the rotating wheels 5 are contacted with the ground again, the first pressure spring 7 can be contracted again to expand the corrugated pipe 8 again to suck gas and prepare for marking next time.
The significant benefits of the present device: this device lets first pressure spring 7 atress compression back in the drive carousel 2 rotation after through the friction that produces when runner 5 and ground contact earlier, can judge the road surface unevenness of this position when the frictional force between runner 5 and the ground reduces, can realize the reversal of runner 5 under the reset action of first pressure spring 7 this moment, the reversal of runner 5 realizes that 8 extrusion gas of bellows enter into the water pipe that shower nozzle 12 is connected in the reversal of runner 5, realize that shower nozzle 12 realizes the mark with the liquid blowout in the water tank 11.
The device has the advantages of novel concept, ingenious structure and strong practicability, and the device judges whether the ground is flat or not according to the friction force between the rotating wheel and the ground, thereby effectively solving the problems of complicated detection process and low detection efficiency of the existing bridge deck flatness.
Claims (7)
1. The utility model provides a road flatness detection device, including a horizontally fixed axle (1), it has multiunit detecting element to follow fixed axle (1) axis direction interval equipartition in proper order, a serial communication port, detecting element includes carousel (2) of suit on fixed axle (1), the circumference equipartition has a plurality of radial blind holes (3) on the inner fringe face of carousel (2), be equipped with one in every blind hole (3) and have bullet piece (4) that compress tightly fixed axle (1) trend, the outside cover of carousel (2) has one can produce relative pivoted runner (5) with carousel (2), still be equipped with one ring channel (6) on the terminal surface of carousel (2), be equipped with first pressure spring (7) in ring channel (6), the one end and carousel (2) fixed connection of first pressure spring (7), the other end and runner (5) terminal surface fixed connection, bellows (8) that can stretch out and draw back in ring channel (6) are installed to the position of not installing first pressure spring (7) in ring channel (6) ) The one end of bellows (8) is fixed in first pressure spring (7) and runner (5) terminal surface fixed connection position, the other end stretches out ring channel (6), the left side coaxial fixation of every runner (5) has a fixed disk (9), the right side coaxial rotation of fixed disk (9) is connected with one can rather than forming drum (10) of airtight cavity, bellows (8) stretch out the one end of ring channel (6) and communicate with the cavity through drum (10), the left upper end of fixed disk (9) is fixed with the air inlet of cavity, the lower extreme is fixed with the gas outlet of cavity, the top of fixed axle (1) is equipped with one and loads water tank (11) that have mark function liquid, the lower extreme of fixed axle (1) is equipped with a plurality of shower nozzles (12) that correspond one-to one with detecting element, every shower nozzle (12) are through water pipe and water tank (11) one-way intercommunication, the.
2. The pavement evenness detection device according to claim 1, wherein a second pressure spring (13) is arranged in each blind hole (3), one end of the second pressure spring (13) is connected with the bottom of the blind hole (3), the other end of the second pressure spring is fixed at one end of the elastic block (4) arranged in the blind hole (3), one end of the elastic block (4) close to the fixed shaft (1) is an arc top, and a plurality of notches (14) matched with the elastic blocks (4) one by one are uniformly distributed on the circumference of the position where the fixed shaft (1) is matched with the rotary disc (2).
3. The pavement evenness detecting device according to claim 1, wherein a triangular bracket (15) is arranged on each of the left side and the right side of the device, the water tank (11) is fixed on the triangular bracket (15), and a fixing ring for connecting a driving vehicle is arranged at the rear end of the triangular bracket (15).
4. A pavement evenness testing device according to claim 1, wherein one end of the first pressure spring (7) is fixed in the annular groove (6) by a pin, the other end is fixed on the end face of the rotating wheel (5) by a U-shaped rod (16), and the corrugated pipe (8) is also fixed on the U-shaped rod (16).
5. A pavement evenness detection apparatus according to claim 1, wherein a first check valve (17) is provided at the air inlet of the chamber, a second check valve (18) is provided at the air outlet, and a third check valve (19) which only enables liquid to flow from the water tank (11) to the spray head (12) is provided at the water pipe.
6. A pavement evenness testing device according to claim 1, wherein the notch of the annular groove (6) is in a shape of a reduced opening, and the width of the reduced opening is smaller than the diameter of the first compression spring (7) and the corrugated pipe (8) and is larger than the diameter of the U-shaped rod (16).
7. The pavement evenness detecting device as claimed in claim 1, wherein a blocking piece capable of moving up and down is arranged in the pipeline at the upper end of the spray head (12), a tension spring capable of enabling the blocking piece to reset upwards is arranged at the upper end of the blocking piece, and one end of the tension spring is fixed on the blocking piece and the other end of the tension spring is fixed in the pipeline at the upper end of the spray head (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910093892.7A CN109629381B (en) | 2019-01-30 | 2019-01-30 | Road surface flatness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910093892.7A CN109629381B (en) | 2019-01-30 | 2019-01-30 | Road surface flatness detection device |
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| Publication Number | Publication Date |
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| CN109629381A CN109629381A (en) | 2019-04-16 |
| CN109629381B true CN109629381B (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910093892.7A Active CN109629381B (en) | 2019-01-30 | 2019-01-30 | Road surface flatness detection device |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111254788B (en) * | 2020-03-20 | 2021-11-02 | 江西省山河检测集团有限公司 | Level detection device for roadbed and pavement |
| CN111809484B (en) * | 2020-07-13 | 2021-12-21 | 四川建功建设工程检测有限公司 | Spraying type highway engineering quality detection device |
| CN111893848B (en) * | 2020-07-15 | 2021-09-28 | 山东首坤交通工程有限公司 | Highway road surface detects and real-time mark device |
| CN114892478A (en) * | 2022-04-29 | 2022-08-12 | 重庆合信检验认证有限公司 | Road surface flatness monitoring devices |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4138227A1 (en) * | 1990-12-01 | 1992-06-11 | Marc Andreas Wiedenhoefer | Envelope deviation measuring appts. for helical compression springs - has measurement plate on which spring is turned to maximise distance from sensing bolt with dial gauge |
| CN204575021U (en) * | 2015-05-07 | 2015-08-19 | 江苏建科建设监理有限公司 | A kind of terrace flatness mechanical detection device |
| CN206971062U (en) * | 2017-07-04 | 2018-02-06 | 西京学院 | A kind of civil engineering pavement flatness checking device |
| CN207163388U (en) * | 2017-06-22 | 2018-03-30 | 河北工业职业技术学院 | Architectural design measures multifunctional ruler |
| CN108103898A (en) * | 2017-12-27 | 2018-06-01 | 袁阔 | A kind of mobile model continuous-stable compaction apparatus of road |
-
2019
- 2019-01-30 CN CN201910093892.7A patent/CN109629381B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4138227A1 (en) * | 1990-12-01 | 1992-06-11 | Marc Andreas Wiedenhoefer | Envelope deviation measuring appts. for helical compression springs - has measurement plate on which spring is turned to maximise distance from sensing bolt with dial gauge |
| CN204575021U (en) * | 2015-05-07 | 2015-08-19 | 江苏建科建设监理有限公司 | A kind of terrace flatness mechanical detection device |
| CN207163388U (en) * | 2017-06-22 | 2018-03-30 | 河北工业职业技术学院 | Architectural design measures multifunctional ruler |
| CN206971062U (en) * | 2017-07-04 | 2018-02-06 | 西京学院 | A kind of civil engineering pavement flatness checking device |
| CN108103898A (en) * | 2017-12-27 | 2018-06-01 | 袁阔 | A kind of mobile model continuous-stable compaction apparatus of road |
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| CN109629381A (en) | 2019-04-16 |
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Effective date of registration: 20200927 Address after: 528000 first floor, No.3, Beihu 2nd Road, Luocun Luohu Development Zone, Shishan town, Nanhai District, Foshan City, Guangdong Province Applicant after: Guangdong Zongheng Engineering Testing Co., Ltd Address before: 450000 Henan city of Zhengzhou province and Zheng Dong New District Road No. 3 Applicant before: Jiang Ziqi |
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