CN115012282A - Flatness inspection device suitable for pavement with accumulated sundries - Google Patents
Flatness inspection device suitable for pavement with accumulated sundries Download PDFInfo
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- CN115012282A CN115012282A CN202210693329.5A CN202210693329A CN115012282A CN 115012282 A CN115012282 A CN 115012282A CN 202210693329 A CN202210693329 A CN 202210693329A CN 115012282 A CN115012282 A CN 115012282A
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- 238000007689 inspection Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 238000002347 injection Methods 0.000 claims abstract description 11
- 239000007924 injection Substances 0.000 claims abstract description 11
- 230000010405 clearance mechanism Effects 0.000 claims abstract description 4
- 238000001514 detection method Methods 0.000 claims description 14
- 244000261422 Lysimachia clethroides Species 0.000 claims description 10
- 239000007921 spray Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims 2
- 230000009471 action Effects 0.000 abstract description 2
- 238000004439 roughness measurement Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000004140 cleaning Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Classifications
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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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- 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
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/08—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades
- E01C23/085—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for roughening or patterning; for removing the surface down to a predetermined depth high spots or material bonded to the surface, e.g. markings; for maintaining earth roads, clay courts or like surfaces by means of surface working tools, e.g. scarifiers, levelling blades using power-driven tools, e.g. vibratory tools
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01H—STREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
- E01H1/00—Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
- E01H1/10—Hydraulically loosening or dislodging undesirable matter; Raking or scraping apparatus ; Removing liquids or semi-liquids e.g., absorbing water, sliding-off mud
- E01H1/101—Hydraulic loosening or dislodging, combined or not with mechanical loosening or dislodging, e.g. road washing machines with brushes or wipers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/30—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring roughness or irregularity of surfaces
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a flatness inspection device suitable for a pavement with accumulated sundries, which comprises a main frame, wherein wheels are installed at the bottoms of two sides of the main frame, a measuring wheel is installed at the bottom of the middle of the main frame, a clearing mechanism is arranged at one traction side of the main frame, the clearing mechanism comprises a support, a lifting rod is fixedly installed at the bottom of the support, and a shovel-shaped piece is detachably connected to the bottom end of the lifting rod; one side of the shovel-shaped member, which is far away from the wheels, is provided with an inclined surface, and a plurality of injection nozzles are fixedly arranged on the inclined surface; the water tank is fixedly mounted at the top of the main frame, the water pump is mounted in the water tank, the water outlet end of the water pump is communicated with the injection nozzle through a hose, and a valve is fixedly mounted in the injection nozzle. This application has set up clearance mechanism, will clear away the mechanism and install the traction end at roughness measurement machinery to clear away the action in advance to the road surface that the measuring wheel detected, ensure that the measuring wheel contacts with ground all the time and can not influenced by debris, strengthened roughness measured data's accuracy.
Description
Technical Field
The invention belongs to the technical field of pavement monitoring equipment, and particularly relates to a flatness inspection device suitable for a pavement with accumulated sundries.
Background
The pavement evenness is not only an index for measuring the pavement quality, but also an important factor for influencing the transportation economy. The relaxation of the flatness index leads to a reduction in vehicle speed, directly affecting vehicle operation costs and time costs. The relation test of oil consumption, wheel consumption and flatness is carried out in Kenya, Brazil, Caribbean and India by world banks, the vehicle operation cost can be estimated to increase by 15% when the road flatness is changed from good to bad, and the difference in India can reach 10% -33%; therefore, road workers in various countries around the world establish corresponding standard standards, and develop various instruments and equipment to control the quality of the newly-built roads and detect and evaluate the operated roads.
Wherein use more be eight rounds of continuous type roughness measuring apparatuss, its principle is: taking a 3m long truss hinged bisection trabecula as a reference, 4 travelling wheels are respectively arranged at the front and the rear, and the distance between the axles is 3 m; a measuring wheel capable of rising and falling is arranged in the middle of a rack, a displacement sensor and a distance sensor are arranged on the measuring wheel, unidirectional vertical displacement data of the measuring wheel are collected at certain intervals along the longitudinal position of a road surface, the variance of all data in 100m, namely the standard deviation sigma, is calculated by a mathematical statistical method, and the speed of a tractor is generally 5-10 km/h.
However, when the continuous flatness detector detects the flatness of the road surface, because only one measuring wheel is provided, if more impurities exist on the road surface, the data accuracy of the measuring wheel during detection is affected, for example, when the traveling route of the measuring wheel just meets particles on the ground, the data of the measuring wheel at the measuring position is distorted, and the real road surface condition cannot be reflected; if the one-side cleaning is firstly carried out on the measured road surface before the road surface evenness is measured, the working steps are increased, and the efficiency of detecting the road surface evenness is influenced.
Disclosure of Invention
The invention aims to provide a flatness inspection device suitable for a sundry-piled road surface, which solves the problems that as only one measuring wheel is arranged, if more sundries exist on the road surface, the data accuracy of the measuring wheel during detection is influenced, for example, the data of the measuring wheel at the measuring position is distorted just when the measuring wheel meets particles on the ground on the advancing route of the measuring wheel, and the real road surface condition cannot be reflected; if the one-side cleaning is firstly carried out on the measured road surface before the road surface evenness is measured, the working steps are increased, and the detection efficiency of the road surface evenness is influenced.
In order to achieve the purpose, the invention adopts the following technical scheme:
the flatness inspection device suitable for accumulating the sundry road surface comprises a main frame, wheels are installed at the bottoms of two sides of the main frame, a measuring wheel is installed at the bottom in the middle of the main frame, a clearing mechanism is arranged on one side dragged by the main frame, and the clearing mechanism is used for clearing sundries on the road surface before the wheels and the measuring wheel advance.
Preferably, the clearing mechanism comprises a support, the support is fixed on the main frame, a lifting rod is fixedly installed at the bottom of the support, and a shovel-shaped piece is detachably connected to the bottom end of the lifting rod;
one side of the shovel-shaped piece, which is far away from the wheels, is provided with an inclined plane, and a plurality of spray nozzles are fixedly arranged on the inclined plane; the water tank is fixedly mounted at the top of the main frame, the water pump is mounted in the water tank, the water outlet end of the water pump is communicated with the injection nozzle through a hose, and a valve is fixedly mounted in the injection nozzle.
Preferably, the interior of the shovel-shaped piece is arranged into a cavity structure, a limiting block is fixed in the cavity, a water wheel box is fixed at the top of the limiting block, the water wheel box is connected with a water wheel in a rotating mode, a connecting shaft is fixed in the middle of the water wheel, the connecting shaft extends downwards to a rotary table, the rotary table is installed on the lower surface of the shovel-shaped piece in a rotating mode, and a vortex-shaped wiping layer is fixed on the bottom surface of the rotary table;
and pipelines are connected between the hose and the water wheel box and between the water wheel box and the injection nozzle, the pipelines are tangent to the excircle of the water wheel, and the pipelines are provided with control valves.
Preferably, a detection mechanism is arranged on one side of the measuring wheel and used for detecting the surface quality of the measuring wheel;
the detection mechanism comprises a hanging rack, limiting frames are arranged at the bottom of the hanging rack and are respectively arranged on two sides of the measuring wheel, and the distance between the two limiting frames is larger than the thickness value of the measuring wheel; the elastic rope is movably connected to the limiting frames, one end of the elastic rope penetrates through one of the limiting frames and is fixedly connected with the limiting ball, a spring is connected between the limiting ball and the limiting frame, and a distance sensor is further arranged on the limiting frame and used for measuring the distance between the limiting frame and the limiting ball.
Preferably, one side of the limiting frame is provided with a telescopic mechanism, the telescopic mechanism comprises a limiting groove, the limiting groove is arranged on the hanging frame, the limiting frame is connected in the limiting groove in a sliding manner, the end parts of the limiting frame are connected through a connecting frame, and the connecting frame is fixedly connected with the limiting groove through a telescopic rod;
the position of the limiting frame in the limiting groove is adjusted by the telescopic rod, so that the position of the limiting frame relative to the measuring wheel is changed.
Preferably, one side of the water tank is connected with a gooseneck, a control valve is connected on the gooseneck in series, and the port of the gooseneck faces the elastic rope.
The invention has the technical effects and advantages that: compared with the prior art, the flatness inspection device suitable for the road surface with accumulated sundries, provided by the invention, has the following advantages:
1. according to the invention, water added in advance in the water tank is pumped out through the water pump, pressurized and sent to the injection nozzle for injection, and the water flow sprayed by the injection nozzle washes the road surface, so that particulate matters and other impurities are washed away from the road surface on which the measuring wheel travels, and the shoveling type part shovels off firmly bonded attachments in the process of moving along with the main frame, so that the real flatness of the road surface is restored, and the high accuracy of flatness measurement is ensured; the direction of the spray nozzle is horizontal to the inclined plane, so that water flow sprayed by the spray nozzle is just matched with the shovel-shaped part, when the shovel-shaped part forcibly tilts the firmly bonded attachment, the impacted water flow just impacts the tilted edge, the tilting height of the attachment is increased, and the cleaning work of the firmly bonded attachment is accelerated; and can also impact the attachments to prevent the attachments from accumulating on the inclined surface of the shovel-shaped piece.
2. The water wheel is driven to rotate by the impact force of water flow, the rotary disc at the bottom is driven to synchronously rotate by the connecting shaft, the rotary disc can drive the wiping layer attached to the road surface on the bottom surface to rotate by rotation, the wiping layer can move along with the main frame and can rotate in the walking process of the main frame, so that the cleaning effect on the ground can be enhanced, and the rotary disc and the wiping layer can deeply clean the walking path of the measuring wheel because the rotary disc and the measuring wheel are positioned on the same straight line, ensure that the measuring wheel is not influenced by sundries and play a role in promoting the accuracy of measured data.
3. According to the invention, the detection mechanism is arranged to detect the outer surface of the measuring wheel, the elastic rope is in sliding contact with the measuring wheel in the walking process of the measuring wheel, when the outer diameter of a certain position of the measuring wheel is suddenly increased or suddenly reduced, the extrusion force applied to the elastic rope in contact is increased or reduced, so that the tensile force applied to the limiting ball is changed, the distance between the limiting ball and the limiting plate is changed, namely the numerical fluctuation of the distance sensor is directly reflected, and then the numerical fluctuation is fed back to the electrically connected alarm, the alarm gives an alarm to remind a worker to replace the measuring wheel in time, and the accuracy of measured data is ensured on the side surface.
Drawings
Fig. 1 is a schematic three-dimensional structure diagram according to an embodiment of the present invention.
FIG. 2 is a schematic view of the present invention from the bottom.
FIG. 3 is a partial cross-sectional view at A in FIG. 2 according to an embodiment of the present invention.
Fig. 4 is a schematic view of the front view of the embodiment of the invention.
FIG. 5 is a partial cross-sectional view at B in FIG. 4 according to an embodiment of the present invention.
Fig. 6 is a schematic top view of the water wheel and the pipeline according to the embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The present invention provides a flatness inspection apparatus suitable for a road surface on which debris is accumulated as shown in fig. 1 to 6,
the device comprises a main frame 1, wheels 2 are installed at the bottoms of two sides of the main frame 1, a measuring wheel 3 is installed at the bottom of the middle of the main frame 1, a clearing mechanism 4 is arranged at one traction side of the main frame 1, and the clearing mechanism 4 is used for clearing sundries on the road surface before the wheels 2 and the measuring wheel 3 advance. When the continuous flatness detector detects the flatness of the road surface, if more impurities exist on the road surface, the data accuracy of the measuring wheel 3 during detection is affected, for example, if the traveling route of the measuring wheel 3 just meets particles on the ground, the data of the measuring wheel 3 at the measuring position is distorted, the real road surface condition cannot be reflected, if the measured road surface is firstly cleaned on one side before the flatness of the road surface is measured, the working steps are increased, and the efficiency of detecting the flatness of the road surface is affected; consequently this application has set up clearance mechanism 4, will clear away mechanism 4 and install the traction end at roughness measurement machinery to the action is clear away on the road surface that measuring wheel 3 detected in advance, ensures measuring wheel 3 and ground contact all the time and can not influenced by debris, has strengthened roughness measured data's accuracy.
Further, the clearing mechanism 4 comprises a bracket 41, the bracket 41 is fixed on the main frame 1, a lifting rod 42 is fixedly installed at the bottom of the bracket 41, and a shovel-shaped member 43 is bolted or clamped at the bottom end of the lifting rod 42;
the side of the shovel-shaped element 43 facing away from the wheel 2 is provided with a slope 431, and a plurality of spray nozzles 44 are fixedly mounted on the slope 431; the top fixed mounting of body frame 1 has water tank 45, install the water pump in the water tank 45, the play water end of water pump passes through the hose and communicates with jet nozzle 44, the inside fixed mounting of jet nozzle 44 has the valve. The existing road surface flatness detector also has the technical scheme that the existing road surface flatness detector is directly installed with water and washed and flushed on the main frame 1, but the scheme cannot remove sundries which are stubborn and bonded on the ground, so that the road surface removing effect is not ideal, when the whole flatness measuring machine is pulled to walk, water which is added in advance in the water tank 45 is pumped out through the water pump, the water is pressurized and sent to the spraying nozzle 44 to be sprayed out, water flow sprayed by the spraying nozzle washes the road surface, so that particles and other sundries are washed away from the road surface where the measuring wheel 3 walks, and the firmly bonded attachments can be shoveled by the shovel-shaped part 43 in the process of moving along with the main frame 1, the real flatness of the road surface is restored, and the high accuracy of flatness measurement is ensured; moreover, because the direction of the spray nozzle 44 is horizontal to the inclined plane 431, the water flow sprayed by the spray nozzle 44 is just matched with the shovel-shaped member 43, and when the shovel-shaped member 43 forcibly lifts the firmly bonded attachment, the impacted water flow just impacts the lifted position, so that the lifting height of the attachment is increased, and the cleaning work of the firmly bonded attachment is accelerated; and can also impact the attachments to prevent the attachments from accumulating on the inclined surface 431 of the shovel-shaped member 43; the lifting rod 42 is an electric lifting rod 42.
Further, the interior of the shovel-shaped member 43 is provided with a cavity structure, a limiting block is fixed in the cavity, a water wheel box is fixed at the top of the limiting block, the water wheel box is rotationally connected with a water wheel 47, a connecting shaft 471 is fixed in the middle of the water wheel 47, the connecting shaft 471 extends downwards to the rotary table 48, the rotary table 48 is rotationally mounted on the lower surface of the shovel-shaped member 43, and a vortex-type wiping layer 481 is fixed on the bottom surface of the rotary table 48 in a magic tape or bonding mode;
a pipeline 49 is connected between the hose and the water wheel box, and between the water wheel box and the injection nozzle 44, the pipeline 49 is tangent with the excircle of the water wheel 47, and a control valve is arranged on the pipeline 49. In use, water pumped by the water pump will pass down through the conduit 49 to impact part of the blade edge of the water wheel 47 and then out of the conduit 49 on the other side of the vortex type water wheel tank to the point of ejection from the spray nozzle 44; this application utilizes the impact force of rivers to drive water wheels 47 and rotates, carousel 48 through connecting axle 471 drive bottom rotates in step, carousel 48 rotates and can drive laminating on the bottom surface and clean layer 481 on the road surface rotates, at the in-process of body frame 1 walking, clean layer 481 can remove along with it, can take place the rotation again, thereby can strengthen the clearance effect to ground, because carousel 48 is located same straight line with measuring wheel 3, consequently carousel 48 and clean layer 481 can carry out the degree of depth clearance to measuring wheel 3's walking route, guarantee that measuring wheel 3 can not receive the influence of debris, play the effect that promotes the measured data accuracy.
A detection mechanism 5 is arranged on one side of the measuring wheel 3, and the detection mechanism 5 is used for detecting the surface quality of the measuring wheel 3;
the detection mechanism 5 comprises a hanging rack 51, the bottom of the hanging rack 51 is provided with limiting frames 52, the limiting frames 52 are respectively arranged on two sides of the measuring wheel 3, and the distance between the two limiting frames 52 is larger than the thickness value of the measuring wheel 3; the limiting frames 52 are rotatably connected or ball-jointed with an elastic rope 53, one end of the elastic rope 53 penetrates through one of the limiting frames 52 and is fixedly connected with a limiting ball 54, a spring 55 is connected between the limiting ball 54 and the limiting frame 52, and a distance sensor 56 is further arranged on the limiting frame 52 and used for measuring the distance between the limiting frame 52 and the limiting ball 54. Because the measurement data source of the road flatness is the change of the measuring wheel 3, and the outer surface of the measuring wheel 3 is inevitably worn after the service life is prolonged, and the measured data is distorted once the measuring wheel is worn seriously, the outer surface of the measuring wheel 3 is detected by the detection mechanism 5, and the change is reminded once the wear is found to be excessive; specifically, the measuring wheel 3 is just in contact with the elastic rope 53 after being adjusted to fall to the ground, the elastic rope 53 is extruded to deform and adhere to the surface of the measuring wheel 3, in the process, the extrusion force is converted into the tension of a limiting ball 54 connected with the elastic rope 53, the limiting ball 54 can compress a spring 55 until the distance between the limiting ball 54 and a limiting plate is stable, the elastic rope 53 is in sliding contact with the measuring wheel 3 in the walking process of the measuring wheel 3, when the outer diameter of a certain part of the measuring wheel 3 is suddenly increased or suddenly reduced, the extrusion force borne by the elastic rope 53 in contact is increased or reduced, so that the tension borne by the limiting ball 54 is changed, the distance between the limiting ball 54 and the limiting plate is changed, namely the numerical value fluctuation of the distance sensor 56 is directly reflected, and then the numerical value is fed back to an electrically connected alarm, the alarm gives an alarm to remind a worker of timely replacing the measuring wheel 3, the side surface ensures the accuracy of the measured data; and the elastic rope 53 in contact with the measuring wheel 3 can drive away the particles attached to the surface of the measuring wheel 3, so that the measuring accuracy of the measuring wheel 3 is improved.
Further, a telescopic mechanism 6 is arranged on one side of the limiting frame 52, the telescopic mechanism 6 comprises a limiting groove 61, the limiting groove 61 is arranged on the hanging frame 51, the limiting frame 52 is connected in the limiting groove 61 in a sliding manner, the end parts of the limiting frame are connected through a connecting frame 62, and the connecting frame 62 is fixedly connected with the limiting groove 61 through a telescopic rod 63;
the position of the limiting frame 52 in the limiting groove 61 is adjusted by the telescopic rod 63, so that the position of the limiting frame 52 relative to the measuring wheel 3 is changed. The telescopic rod 63 is an electric telescopic rod 63, the positions of the connecting frame 62 and the limiting frame 52 in the limiting groove 61 can be changed through the telescopic rod 63, the attaching degree of the elastic rope 53 and the measuring wheel 3 is changed, and adjustment is performed when the extrusion force of the elastic rope 53 by the measuring wheel 3 is too large or too small; if the elastic rope 53 is excessively stressed, the distance between the limiting ball 54 and the limiting plate is the minimum, so that the situation that the outer diameter of the measuring wheel 3 is convex cannot be detected, the elastic rope 53 is easily broken due to excessive stress, and if the elastic rope 53 is excessively stressed, the distance between the limiting ball 54 and the limiting plate is the maximum, so that the situation that the outer diameter of the measuring wheel 3 is concave cannot be detected; consequently through the elasticity of adjusting elasticity rope 53 to guarantee that the distance between spacing ball 54 and the limiting plate is stable, give spacing ball 54 space of controlling the displacement, numerical value that distance sensor 56 measured is stable promptly, like this when detecting measuring wheel 3 unusual, can the rapid response.
Further, a gooseneck 7 is connected to one side of the water tank 45, a control valve is connected to the gooseneck 7 in series, and a port of the gooseneck 7 faces the elastic rope 53. When the elastic rope 53 slides relative to the measuring wheel 3, the control valve is opened, the gooseneck 7 is aligned to the contact position of the elastic rope 53 and the measuring wheel 3, and the water in the water tank 45 is utilized for lubricating and cooling, so that the relative friction between the elastic rope 53 and the measuring wheel is reduced, and the service life of the elastic rope 53 is prolonged.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some technical features, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. Be suitable for roughness verifying attachment of piling up debris road surface, including body frame (1), wheel (2) are being installed to the bottom of body frame (1) both sides, measuring wheel (3), its characterized in that are installed to the bottom in the middle of body frame (1): one side that body frame (1) was towed is equipped with clearance mechanism (4), clearance mechanism (4) are used for cleaing away wheel (2) with measuring wheel (3) go forward the debris on the road surface.
2. The flatness inspection device for a pavement suitable for accumulating sundries according to claim 1, wherein: the clearing mechanism (4) comprises a support (41), the support (41) is fixed on the main frame (1), a lifting rod (42) is fixedly installed at the bottom of the support (41), and a shovel-shaped part (43) is detachably connected to the bottom end of the lifting rod (42);
one side of the shovel-shaped member (43) departing from the wheel (2) is provided with an inclined surface (431), and a plurality of spray nozzles (44) are fixedly arranged on the inclined surface (431); the water tank (45) is fixedly mounted at the top of the main frame (1), a water pump is mounted in the water tank (45), the water outlet end of the water pump is communicated with the spray nozzle (44) through a hose, and a valve is fixedly mounted in the spray nozzle (44).
3. The flatness inspection device for a road surface on which sundry objects are piled according to claim 1 or 2, wherein: the interior of the shovel-shaped piece (43) is arranged into a cavity structure, a limiting block is fixed in the cavity, a water wheel box is fixed at the top of the limiting block, a water wheel (47) is rotationally connected in the water wheel box, a connecting shaft (471) is fixed in the middle of the water wheel (47), the connecting shaft (471) extends downwards to a rotary disc (48), the rotary disc (48) is rotationally installed on the lower surface of the shovel-shaped piece (43), and a vortex-shaped wiping layer (481) is fixed on the bottom surface of the rotary disc (48);
and a pipeline (49) is connected between the hose and the water wheel box, between the water wheel box and the injection nozzle (44), the pipeline (49) is tangent to the excircle of the water wheel (47), and a control valve is arranged on the pipeline (49).
4. The flatness inspection device for a road surface on which sundry objects are piled according to claim 1 or 2, wherein:
a detection mechanism (5) is arranged on one side of the measuring wheel (3), and the detection mechanism (5) is used for detecting the surface quality of the measuring wheel (3);
the detection mechanism (5) comprises a hanging rack (51), limiting frames (52) are arranged at the bottom of the hanging rack (51), the limiting frames (52) are respectively arranged on two sides of the measuring wheel (3), and the distance between the two limiting frames (52) is larger than the thickness value of the measuring wheel (3); the elastic rope (53) is movably connected to the limiting frames (52), one end of the elastic rope (53) penetrates through one of the limiting frames (52) and is fixedly connected with a limiting ball (54), a spring (55) is connected between the limiting ball (54) and the limiting frame (52), and a distance sensor (56) is further arranged on the limiting frame (52) and used for measuring the distance between the limiting frame (52) and the limiting ball (54).
5. The flatness inspection device for a pavement with accumulated foreign materials according to claim 4, wherein: one side of the limiting frame (52) is provided with a telescopic mechanism (6), the telescopic mechanism (6) comprises a limiting groove (61), the limiting groove (61) is arranged on the hanging frame (51), the limiting frame (52) is connected in the limiting groove (61) in a sliding mode, the end parts of the limiting frame (52) are connected through a connecting frame (62), and the connecting frame (62) is fixedly connected with the limiting groove (61) through a telescopic rod (63);
the position of the limiting frame (52) in the limiting groove (61) is adjusted by the telescopic rod (63), so that the position of the limiting frame (52) relative to the measuring wheel (3) is changed.
6. The flatness inspection device for a pavement with accumulated foreign materials according to claim 4, wherein: one side of the water tank (45) is connected with a gooseneck (7), a control valve is connected on the gooseneck (7) in series, and the port of the gooseneck (7) faces the elastic rope (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210693329.5A CN115012282B (en) | 2022-06-17 | 2022-06-17 | Flatness inspection device suitable for stacking sundry road surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN115012282B CN115012282B (en) | 2024-06-21 |
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| CN115491963A (en) * | 2022-10-14 | 2022-12-20 | 聊城市交通发展有限公司 | Can clear away highway maintenance construction equipment of road surface rubbish |
| CN117646375A (en) * | 2024-01-30 | 2024-03-05 | 济南金曰公路工程有限公司 | Road surface roughness detection device with obstacle clearance function |
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| CN115012282B (en) | 2024-06-21 |
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