CN114252335A - Real-time detection device for road surface compactness - Google Patents
Real-time detection device for road surface compactness Download PDFInfo
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- CN114252335A CN114252335A CN202111568614.6A CN202111568614A CN114252335A CN 114252335 A CN114252335 A CN 114252335A CN 202111568614 A CN202111568614 A CN 202111568614A CN 114252335 A CN114252335 A CN 114252335A
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- 238000011897 real-time detection Methods 0.000 title claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000001514 detection method Methods 0.000 claims abstract description 30
- 238000006073 displacement reaction Methods 0.000 claims abstract description 16
- 238000010276 construction Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000005056 compaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000011384 asphalt concrete Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/42—Road-making materials
Abstract
The invention relates to the technical field of highway construction, and discloses a real-time detection device for road surface compactness, which comprises a base, a rotating mechanism, a supporting mechanism and a detection mechanism, wherein the base is provided with a first support plate and a second support plate; the rotating mechanism comprises a sliding supporting seat connected with the base, one end of the sliding supporting seat, which is far away from the base, is rotatably connected with a plurality of rotating plates, and a synchronizing assembly is arranged among the rotating plates; the detection mechanism comprises a displacement sensor arranged at the end part of the base, and a telescopic rod of the displacement sensor is connected with a guide wheel matched with the rotating plate; the supporting mechanism is arranged at one end, far away from the detection mechanism, of the rotating plate and comprises a jacking assembly fixedly connected with the rotating plate, and one side, close to the ground, of the jacking assembly is provided with a supporting wheel. The invention is suitable for a real-time detection device for road pavement compactness, and the whole device can be mounted in a vehicle-mounted mode, so that the detection can be carried out in real time when a vehicle moves, and the detection efficiency is improved.
Description
Technical Field
The invention relates to the technical field of highway construction, in particular to a real-time detection device for road surface compactness.
Background
In recent years, the highway mileage of China has been increased year by year, wherein, with the continuous progress and development of economy and science and technology of China, in the process of highway construction, the traditional manpower is gradually replaced by engineering machinery, for example, in the process of paving, construction workers can use a highway roller to compact asphalt concrete and then form a road surface.
The asphalt mixture for highway pavement is prepared by mixing asphalt and aggregate according to weight proportion and heating and stirring, wherein the pavement compactness is one of the most important indexes for engineering quality control and maintenance. The magnitude of the degree of compaction directly affects the heat resistance, crack resistance, skid resistance, durability, and permeability of the concrete.
Need detect the compactness after the compaction is accomplished on the road surface, but current device all is solitary check out test set, and it is comparatively inconvenient to remove in the in-process of using, consequently needs to design a vehicular road surface compactness's detection device that can directly carry out the connection with relevant haulage vehicle, realizes on-vehicle real-time detection's effect.
Disclosure of Invention
The invention provides a real-time detection device for road surface compactness, which solves the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a real-time detection device for road surface compactness comprises a base, a rotating mechanism, a supporting mechanism and a detection mechanism;
the rotating mechanism comprises a sliding supporting seat connected with the base, one end of the sliding supporting seat, which is far away from the base, is rotatably connected with a plurality of rotating plates, and a synchronizing assembly is arranged among the rotating plates;
the detection mechanism comprises a displacement sensor arranged at the end part of the base, and a telescopic rod of the displacement sensor is connected with a guide wheel matched with the rotating plate;
the supporting mechanism is arranged at one end, far away from the detection mechanism, of the rotating plate and comprises a jacking assembly fixedly connected with the rotating plate, and one side, close to the ground, of the jacking assembly is provided with a supporting wheel.
As a preferred technical scheme of the invention, the synchronous assembly comprises a sliding block which is connected with the rotating plate at the center of the device in a sliding manner, two sides of the sliding block are rotatably connected with one end of a supporting rod, the other end of the supporting rod is rotatably connected with the outer side of a top rod, the two top rods are coaxially arranged, and one end of each top rod, which is close to the center of the device, is slidably connected with the rotating plate at the center of the device.
As a preferred technical scheme of the invention, a rotating plate at the outermost side of the device is provided with a limiting hole which is coaxial with the ejector rod.
As a preferable technical scheme of the invention, when the number of the rotating plates is five, the second rotating plate and the fourth rotating plate are connected with limiting rods which are coaxial with the ejector rod in a sliding manner, and one side of each limiting rod, which is close to the center of the device, is provided with a limiting groove matched with the ejector rod.
As a preferred technical scheme of the invention, one side of the limiting rod, which is far away from the center of the device, is provided with a limiting plate, and a spring is arranged between the limiting plate and the rotating plate.
As a preferred technical scheme of the invention, a second fixed plate is arranged on the rotating plate at the center of the device, the second fixed plate is rotatably connected with a second screw rod, the middle part of the second screw rod is in threaded connection with a support frame, and the support frame is fixedly connected with a sliding block.
As a preferable technical scheme, the rotating mechanism further comprises a first fixing plate fixedly connected with the base, guide rods are arranged on two sides of the first fixing plate and are connected with the sliding support seat in a sliding mode, the middle of the first fixing plate is rotatably connected with a first screw rod, and the first screw rod is in threaded connection with the sliding support seat.
As a preferable technical scheme of the invention, the detection mechanism comprises a rotating seat arranged on the base, the rotating seat is rotatably connected with one side of a rotating disc, and a displacement sensor is arranged on one side of the rotating disc, which is far away from the base.
As a preferable technical solution of the present invention, the jacking assembly includes a first screw fixedly connected to the rotating plate, one end of the first screw, which is far away from the rotating plate, is in threaded connection with one side of the threaded sleeve, the other side of the threaded sleeve is in threaded connection with one end of a second screw, the other end of the second screw is fixedly connected to the support wheel, and the rotation directions of the first screw and the second screw are opposite.
The invention has the following advantages:
the invention is suitable for a real-time detection device for road surface compactness, the synchronous component is arranged to enable the rotating plate to rotate synchronously or independently, so that the device can carry out effective detection processing on one surface or an independent path, and the whole device can be mounted in a vehicle-mounted mode, thereby being capable of carrying out real-time detection when a vehicle moves and improving the detection efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a real-time road surface compactness detecting device.
Fig. 2 is a front view of a real-time road surface compactness detecting device.
Fig. 3 is a schematic structural view of a sliding support seat in a real-time road surface compactness detecting device.
Fig. 4 is a schematic structural diagram of a detection mechanism in a real-time detection device for road surface compactness.
Fig. 5 is a front view of fig. 4.
Fig. 6 is a schematic structural diagram of a synchronization module in a real-time road surface compactness detection device.
Fig. 7 is a top view of fig. 6.
In the figure: 1. a base; 2. a rotation mechanism; 3. a support mechanism; 4. a detection mechanism; 5. sliding the supporting seat; 6. a first fixing plate; 7. a guide bar; 8. a first lead screw; 9. a rotating plate; 10. a first screw; 11. a threaded sleeve; 12. a second screw; 13. a support wheel; 14. a rotating seat; 15. rotating the disc; 16. a displacement sensor; 17. cushion blocks; 18. a guide wheel; 19. a limiting hole; 20. a limiting rod; 21. a limiting plate; 22. a spring; 23. a top rod; 24. a support bar; 25. a chute; 26. a slider; 27. a second fixing plate; 28. a second lead screw; 29. a support frame; 30. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, 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. 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.
In one embodiment, referring to fig. 1-7, a real-time detecting device for road surface compactness includes a base 1, a rotating mechanism 2, a supporting mechanism 3 and a detecting mechanism 4;
the rotating mechanism 2 comprises a sliding support seat 5 connected with the base 1, one end of the sliding support seat 5, which is far away from the base 1, is rotatably connected with a plurality of rotating plates 9, a synchronizing assembly is arranged among the rotating plates 9, and the rotating plates 9 can synchronously rotate or separately rotate through the synchronizing assembly;
the detection mechanisms 4 comprise displacement sensors 16 arranged at the end parts of the base 1, telescopic rods of the displacement sensors 16 are connected with guide wheels 18 matched with the rotating plates 9, each detection mechanism 4 corresponds to one rotating plate 9, and balancing weights can be arranged on the rotating plates 9, so that the pressure on the ground is improved;
the supporting mechanism 3 is arranged at one end, far away from the detection mechanism 4, of the rotating plate 9 and comprises a jacking assembly fixedly connected with the rotating plate 9, and a supporting wheel 13 is arranged on one side, close to the ground, of the jacking assembly.
In one case of this embodiment, the synchronizing assembly includes a slide block 26 slidably connected to the rotating plate 9 at the center of the device, both sides of the slide block 26 are rotatably connected to one end of a support rod 24, the other end of the support rod 24 is rotatably connected to the outer side of a top rod 23, two top rods 23 are coaxially arranged, and one end of the two top rods 23 close to the center of the device is slidably connected to the rotating plate 9 at the center of the device. And a limiting hole 19 which is coaxial with the ejector rod 23 is arranged on the rotating plate 9 at the outermost side of the device. When the number of the rotating plates 9 is five, the second and fourth rotating plates 9 are connected with a limiting rod 20 which is coaxial with the top rod 23 in a sliding manner, and one side of the limiting rod 20 close to the center of the device is provided with a limiting groove 30 which is matched with the top rod 23. A limiting plate 21 is arranged on one side, away from the center of the device, of the limiting rod 20, and a spring 22 is arranged between the limiting plate 21 and the rotating plate 9. The rotating plate 9 at the center of the device is provided with a second fixing plate 27, the second fixing plate 27 is rotatably connected with a second screw rod 28, the middle part of the second screw rod 28 is in threaded connection with a support frame 29, and the support frame 29 is fixedly connected with a sliding block 26. Taking five rotating plates 9 as an example, the upper surface of the third rotating plate 9 counted from front to back is provided with a rotating second screw 28 to drive the sliding block 26 to move left and right, the middle part of the third rotating plate 9 is provided with a sliding groove 25, the sliding groove 25 is connected with the sliding block 26 in a sliding manner, the front end and the rear end of the right side of the sliding block 26 are connected with the left end of the supporting rod 24 in a rotating manner, the right end of the supporting rod 24 is connected with the ejector rod 23 in a rotating manner, the front side and the rear side of the right end of the third rotating plate 9 are connected with the ejector rod 23 in a sliding manner, meanwhile, the right ends of the second rotating plate 9 and the fourth rotating plate 9 are connected with the limiting rod 20 in a sliding manner, the ejector rod 23 can be inserted into the limiting groove 30 of the limiting rod 20, the right ends of the first rotating plate 9 and the fifth rotating plate 9 are provided with limiting holes 19, and the limiting rod 20 can be inserted into the limiting holes 19. When the number of the rotating plates 9 is only three, the push rods 23 are arranged on the rotating plate 9 in the middle, the push rods 23 are directly inserted into the limiting holes 19, when the number of the rotating plates 9 is more than five, the rotating plates can be generally arranged in a single number, the sliding limiting rods 20 are arranged on the other rotating plates 9 except the most central rotating plate and the other rotating plates 9 at the most outer side, and the limiting rods 20 can limit each other. Therefore, when the limiting rod 20 is inserted into the limiting hole 19 and the top rod 23 is inserted into the limiting groove 30, the plurality of rotating plates 9 rotate synchronously, and conversely, the plurality of rotating plates 9 rotate separately.
In one aspect of this embodiment, the rotating mechanism 2 further includes a first fixing plate 6 fixedly connected to the base 1, guide rods 7 are disposed on two sides of the first fixing plate 6, the guide rods 7 are slidably connected to the sliding support base 5, a first lead screw 8 is rotatably connected to the middle of the first fixing plate 6, and the first lead screw 8 is threadedly connected to the sliding support base 5. The left and right positions of the rotating plate 9 can be adjusted through the first screw rod 8, so that the position of the left end of the rotating plate 9, which is in contact with the guide wheel 18, is adjusted, the amplitude of the up-and-down movement of the guide wheel 18 is changed, and the detection precision of the whole device is adjusted, wherein the larger the amplitude is, the lower the precision is, but the smaller the detection range is.
In one aspect of the present embodiment, the detecting mechanism 4 includes a rotating seat 14 disposed on the base 1, the rotating seat 14 is rotatably connected to one side of a rotating disc 15, and a displacement sensor 16 is disposed on one side of the rotating disc 15 away from the base 1. And set up cushion 17 in the below of rolling disc 15, when needs use detection mechanism 4, can rotate whole rolling disc 15 to the horizontally state, the left side of rolling disc 15 falls on cushion 17, and displacement sensor 16 is in the contact of vertically state and rotor plate 9 this moment, when whole device need not detect, can clockwise rotation rolling disc 15 for displacement sensor 16 can the level place on base 1, thereby plays the effect of protection.
In one aspect of the present embodiment, the jacking assembly includes a first screw 10 fixedly connected to the rotating plate 9, one end of the first screw 10 away from the rotating plate 9 is threadedly connected to one side of a threaded sleeve 11, the other side of the threaded sleeve 11 is threadedly connected to one end of a second screw 12, the other end of the second screw 12 is fixedly connected to a support wheel 13, and the rotation directions of the first screw 10 and the second screw 12 are opposite. Due to the opposite rotation directions, when the threaded sleeve 11 rotates, the distance between the first screw 10 and the second screw 12 can be increased or decreased, so that the effect of adjusting the height of the whole jacking assembly is achieved, and the device can be used at different heights.
In the implementation process of the embodiment, a proper carrier is selected, for example, a pickup truck is selected, the base 1 is placed in the rear bucket of the pickup truck, the supporting wheels 13 are placed on the ground, the detection mechanism 4 is rotated to the vertical state, the guide wheels 18 are contacted with the rotating plate 9, and the whole device can perform the detection processing work.
When only a whole block of road surface needs to be simply detected, the second screw rod 28 is rotated, the second screw rod 28 drives the sliding block 26 to move towards the right side, the sliding block 26 pushes the ejector rod 23 to extend out through the supporting rod 24, the ejector rod 23 is inserted into the limiting groove 30, the ejector rod 23 continues to push the limiting rod 20 to move, the limiting rod 20 is inserted into the limiting hole 19, at the moment, the rotating plates 9 are simultaneously clamped and can only synchronously rotate, the pickup is started, the supporting wheel 13 rolls on the ground in the moving process of the pickup, due to the gravity of the rotating plates 9, the supporting wheel 13 exerts pressure on the ground, so that the sinking heights of the supporting wheel 13 are different when the supporting wheel meets the ground with different compactnesses, the rotating plates 9 are rotated, the displacement sensor 16 detects the deflection of the rotating plates 9, and the real-time compaction detection effect is achieved.
When different points need to be detected, the second screw rod 28 can be rotated reversely, the ejector rod 23 retracts into the rotating plate 9, the limiting rod 20 is disengaged from the limiting hole 19 under the action of the spring 22, the rotating plate 9 can be rotated independently at the moment, and therefore data detected by the displacement sensor 16 corresponding to each rotating plate 9 are independent, and independent detection processing of different positions is achieved.
The invention is suitable for a real-time detection device for road surface compactness, the rotating plate 9 can synchronously rotate or independently rotate by arranging the synchronous component, so that the device can effectively detect one surface or an independent path, and the whole device can be installed in a vehicle-mounted mode, thereby being capable of detecting in real time when a vehicle moves and improving the detection efficiency.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. A real-time detection device for road surface compactness is characterized by comprising a base, a rotating mechanism, a supporting mechanism and a detection mechanism;
the rotating mechanism comprises a sliding supporting seat connected with the base, one end of the sliding supporting seat, which is far away from the base, is rotatably connected with a plurality of rotating plates, and a synchronizing assembly is arranged among the rotating plates;
the detection mechanism comprises a displacement sensor arranged at the end part of the base, and a telescopic rod of the displacement sensor is connected with a guide wheel matched with the rotating plate;
the supporting mechanism is arranged at one end, far away from the detection mechanism, of the rotating plate and comprises a jacking assembly fixedly connected with the rotating plate, and one side, close to the ground, of the jacking assembly is provided with a supporting wheel.
2. The device for real-time detection of road surface compactness according to claim 1, wherein said synchronization assembly comprises a slider slidably connected to said rotating plate at the center of the device, both sides of the slider rotatably connect to one end of a support rod, the other end of the support rod rotatably connects to the outside of a push rod, two said push rods are coaxially arranged, and the end of two said push rods near the center of the device slidably connects to the rotating plate at the center of the device.
3. The device for real-time detection of road surface compactness according to claim 2, wherein the outermost rotating plate of the device is provided with a limiting hole coaxial with the ejector rod.
4. The device for real-time detection of road surface compactness according to claim 3, wherein when the number of the rotating plates is five, the second and fourth rotating plates are slidably connected with limit rods coaxially arranged with the top rods, and one side of the limit rods close to the center of the device is provided with limit grooves matched with the top rods.
5. The device for real-time detection of road surface compactness according to claim 4, wherein a limiting plate is arranged on one side of the limiting rod away from the center of the device, and a spring is arranged between the limiting plate and the rotating plate.
6. The device for real-time detection of road surface compactness according to claim 2, wherein a second fixing plate is arranged on the rotating plate at the center of the device, the second fixing plate is rotatably connected with a second screw rod, the middle part of the second screw rod is in threaded connection with a support frame, and the support frame is fixedly connected with a sliding block.
7. The device for real-time detection of road surface compactness according to claim 1, wherein said rotating mechanism further comprises a first fixing plate fixedly connected to the base, guide rods are provided on both sides of the first fixing plate, the guide rods are slidably connected to the slide bearings, the middle portion of the first fixing plate is rotatably connected to the first lead screw, and the first lead screw is threadedly connected to the slide bearings.
8. The device for real-time detection of road surface compactness according to claim 1, wherein the detection mechanism comprises a rotary seat disposed on the base, the rotary seat is rotatably connected to one side of the rotary disc, and a displacement sensor is disposed on one side of the rotary disc away from the base.
9. The device for detecting the road surface compactness in real time as claimed in claim 1, wherein the jacking assembly comprises a first screw fixedly connected with the rotating plate, one end of the first screw, which is far away from the rotating plate, is in threaded connection with one side of a threaded sleeve, the other side of the threaded sleeve is in threaded connection with one end of a second screw, the other end of the second screw is fixedly connected with a supporting wheel, and the rotating directions of the first screw and the second screw are opposite.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111568614.6A CN114252335A (en) | 2021-12-21 | 2021-12-21 | Real-time detection device for road surface compactness |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111568614.6A CN114252335A (en) | 2021-12-21 | 2021-12-21 | Real-time detection device for road surface compactness |
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| CN114252335A true CN114252335A (en) | 2022-03-29 |
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| CN202111568614.6A Pending CN114252335A (en) | 2021-12-21 | 2021-12-21 | Real-time detection device for road surface compactness |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114814183A (en) * | 2022-05-27 | 2022-07-29 | 江苏新越沥青产业研发有限公司 | Quick nondestructive test device of bituminous paving compactness |
| CN114814183B (en) * | 2022-05-27 | 2023-09-12 | 江苏新越沥青产业研发有限公司 | Rapid nondestructive testing device for compactness of asphalt pavement |
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