CN201583256U - Pavement structure depth testing device - Google Patents
Pavement structure depth testing device Download PDFInfo
- Publication number
- CN201583256U CN201583256U CN2009200868517U CN200920086851U CN201583256U CN 201583256 U CN201583256 U CN 201583256U CN 2009200868517 U CN2009200868517 U CN 2009200868517U CN 200920086851 U CN200920086851 U CN 200920086851U CN 201583256 U CN201583256 U CN 201583256U
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- laser range
- circuit board
- tachogenerator
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Abstract
The utility model relates to a pavement structure depth testing device; a triangular high-precision laser range finder is fixed on a carriage top plate of a small cart by a screw; and carriage floor which are rightly opposite to the transmitting probe and the receiving probe of the laser range finder is provided with a square groove. Laser is transmitted by the transmitting probe, goes through the square groove, is reflected by the pavement and enters the receiving probe; a storage battery is fixed on the floor in the upper layered space in a carriage, and an acquisition circuit board is fixed on the floor of the lower layered space thereof. The storage battery is used for supplying power to the acquisition circuit board and the laser range finder. A front wheel axle of the small cart is provided with a speed measuring sensor. The acquisition circuit board is connected with the laser range finder and the speed measuring sensor through signal lines, the small cat can be freely turned through steering wheels (i.e. rear wheels), and the steering wheels are fixed on the cart body through supports. Simultaneously, the supports are connected with push rods, and the push rods can push the small cart to move. The pavement structure depth testing device is characterized by simple operation, easy transportation, flexible use and low manufacturing cost, and is applicable to pavement structure depth testing.
Description
Affiliated technical field
The utility model relates to a kind of texture depth proving installation, especially relates to the disconnected of pavement of road and the construction depth proving installation.
Background technology
Traffic hazard and pavement skid resistance condition have much relations, and pavement skid resistance condition directly is subjected to the influence of the pavement texture degree of depth.Studies show that between the average texture degree of depth on road surface and the road surface cross-section structure degree of depth good correlativity is arranged both at home and abroad.Therefore, the cross-section structure degree of depth how effective, easy, that test the road surface fast helps to obtain the road surface average texture degree of depth, and then estimates the cling property on road surface, and distributes scientific basis is provided for highway layout department improves pavement texture.At present, the common method of the measurement pavement texture degree of depth has artificial sand patch method, multifunction laser test carriage detection method, digital picture detection method.Not only efficient is low for artificial sand patch method, and test result is subjected to artificial factor very big; Test speed is fast though multifunction laser test carriage detection method has, the test result confidence level is than advantages such as height, and this testing apparatus is very expensive, is not suitable for promoting to domestic consumer; It is very big that the digital picture detection method is influenced by external environment intensity of illumination, camera angles etc., and image processing algorithm remains further to be improved.
Summary of the invention
At above-mentioned deficiency, the utility model provide a kind of simple to operate, be easy to carrying, use flexible, lower-cost road surface cross-section structure depth test device.
The technical scheme that its technical matters that solves the utility model adopts is: comprise small handcart, triangle high-precision laser range-finding instrument, tachogenerator, accumulator, collecting circuit board, tachogenerator signal wire, laser range finder power lead, laser range finder signal wire, screw, collecting circuit board power lead, fixed mount; It is characterized in that: triangle high-precision laser range-finding instrument by screw retention on the top board in compartment; Accumulator is fixed on the floor of going up sheaf space in the compartment, and collecting circuit board is fixed on the floor of lower layer space in the compartment; Accumulator links to each other with triangle high-precision laser range-finding instrument by the laser range finder power lead, and accumulator links to each other with collecting circuit board by the collecting circuit board power lead; The wheel shaft of the near front wheel links to each other with the turning axle of tachogenerator, and tachogenerator links to each other with collecting circuit board by the tachogenerator signal wire; Support is welded on the compartment, and an end of strut is welded on the compartment, and the other end is held support; Bearing fixing is on support, and spill spin block passes bearing and links to each other with the upper end of wheel link, and the lower end of wheel link links to each other with the wheel shaft of deflecting roller; One end of push rod links to each other with spill spin block; The right-hand member of locking rod is connected with spill spin block by latch, and the left end of locking rod inserts and is fixed in the open slot of the fixture block on the compartment.
Small handcart comprises compartment, strut, deflecting roller (trailing wheel), wheel link, support, bearing, push rod, fixture block, locking rod, spill spin block, off-front wheel, the near front wheel.The inner space in compartment is divided into two-layer up and down.
On the floor compartment of triangle high-precision laser range-finding instrument transmitting probe and receiving transducer, have square groove.Laser is penetrated by transmitting probe, sees through square groove and enter receiving transducer after the reflection of road surface, and the different road surface cross-section structure degree of depth can cause the different magnitude of voltage of output in the receiving transducer, therefore can calculate corresponding road surface cross-section structure depth value according to magnitude of voltage.Accumulator is used for to collecting circuit board and the power supply of triangle high-precision laser range-finding instrument.Tachogenerator is used to write down the distance that small handcart travels.Collecting circuit board links to each other with tachogenerator with laser range finder by signal wire, is used for gathering and handling the road surface cross-section structure degree of depth and point position.Small handcart can freely turn to by deflecting roller (being trailing wheel), and this deflecting roller is fixed on the car body by support.On support, be connected with simultaneously push rod, can promote the small handcart motion by this push rod.Simultaneously, by the locking rod of fixing deflecting roller support top, can realize that small handcart is along the line measurement road surface cross-section structure degree of depth.
The beneficial effects of the utility model are, can effectively measure on the road surface certain any construction depth value by triangle high-precision laser range-finding instrument and tachogenerator.And simple to operate, be easy to carrying, use flexibly, low cost of manufacture.When not in use, can dismantle push rod very easily, save parking space.
Description of drawings
Fig. 1 is a general structure synoptic diagram of the present utility model;
Fig. 2 is a Facad structure synoptic diagram of the present utility model;
Fig. 3 is wheel of the present utility model-tachogenerator syndeton synoptic diagram;
Fig. 4 is a steering structure synoptic diagram of the present utility model.
Among the figure: 1. compartment, 2. tachogenerator, 3. tachogenerator signal wire, 4. strut, 5. deflecting roller (trailing wheel), 6. wheel link, 7. support, 8. bearing, 9. push rod, 10. fixture block, 11. locking rods, 12. spill spin blocks, 13. accumulator, 14. laser range finder power leads, 15. laser range finder signal wires, 16. screws, 17. triangle high-precision laser range-finding instrument, 18. collecting circuit boards, 19. collecting circuit board power leads, 20. fixed mount, 21. off-front wheels, 22. the near front wheels
Embodiment
As shown in Figure 1, triangle high-precision laser range-finding instrument 17 is fixed on the top board in compartment 1 by screw 16.Accumulator 13 is fixed on the floor of going up sheaf space in the compartment 1, and collecting circuit board 18 is fixed on the floor of lower layer space in the compartment 1.Accumulator 13 links to each other with triangle high-precision laser range-finding instrument 17 by laser range finder power lead 14, and accumulator 13 links to each other with collecting circuit board 18 by collecting circuit board power lead 19.The wheel shaft of the near front wheel 22 links to each other with the turning axle of tachogenerator 2, and tachogenerator 2 links to each other with collecting circuit board 18 by tachogenerator signal wire 3.Support 7 is welded on the compartment 1, and an end of strut 4 is welded on the compartment 1, and the other end is held support 7, with the supporting capacity of reinforced support 7.Bearing 8 is fixed on the support 7, and spill spin block 12 passes bearing 8 and links to each other with the upper end of wheel link 6, and the lower end of wheel link 6 links to each other with the wheel shaft of deflecting roller 5.One end of push rod 9 links to each other with spill spin block 12.Rotating push-rod 9 can rotate freely around bearing 8 by driven rotary piece 12, and then drives wheel link 6 and rotate freely, and can realize the function that turns to of deflecting roller 5.The right-hand member of locking rod 11 is connected with spill spin block 12 by latch, and the left end of locking rod 11 inserts and is fixed in the open slot of the fixture block 10 on the compartment, and at this moment, deflecting roller 5 can not be rotated, and small handcart can only be along straight-line travelling.When spurring locking rod 11 when the latch Rotate 180 is spent, the left end of locking rod 11 leaves the open slot of fixture block 10, and at this moment, deflecting roller 5 can be rotated, and small handcart can travel according to the sense of rotation of push rod 9.
As shown in Figure 2, small handcart is made up of three wheels, and the wheel shaft of the near front wheel 22 is connected with the turning axle of tachogenerator 2, and the shell of tachogenerator 2 is connected with the compartment by fixed mount 20.
As shown in Figure 3, the turning axle of tachogenerator 2 is a flat mouthful of shape, utilizes screw 16 that tachogenerator 2 turning axles are linked to each other with the wheel shaft of the near front wheel 22, and the turning axle of tachogenerator 2 is rotated with the rotation of the near front wheel 22.
As shown in Figure 4, the wheel shaft of deflecting roller 5 is connected with the lower end of wheel link 6, and the top of wheel link 6 is connected with the lower end of spill spin block 12.Leave the open slot of fixture block 10 when locking rod 11 after, rotate spill spin block 12 and can drive deflecting roller 5 rotations.
Claims (2)
1. a pavement structural depth proving installation comprises small handcart, triangle high-precision laser range-finding instrument (17), tachogenerator (2), accumulator (13), collecting circuit board (18), tachogenerator signal wire (3), laser range finder power lead (14), laser range finder signal wire (15), screw (16), collecting circuit board power lead (19), fixed mount (20); It is characterized in that: triangle high-precision laser range-finding instrument (17) is fixed on the top board of compartment (1) by screw (16); Accumulator (13) is fixed on the floor of going up sheaf space in the compartment (1), and collecting circuit board (18) is fixed on the floor of the interior lower layer space in compartment (1); Accumulator (13) links to each other with triangle high-precision laser range-finding instrument (17) by laser range finder power lead (14), and accumulator (13) links to each other with collecting circuit board (18) by collecting circuit board power lead (19); The wheel shaft of the near front wheel (22) links to each other with the turning axle of tachogenerator (2), and tachogenerator (2) links to each other with collecting circuit board (18) by tachogenerator signal wire (3); Support (7) is welded on the compartment (1), and an end of strut (4) is welded on the compartment (1), and the other end is held support (7); Bearing (8) is fixed on the support (7), and spill spin block (12) passes bearing (8) and links to each other with the upper end of wheel link (6), and the lower end of wheel link (6) links to each other with the wheel shaft of deflecting roller (5); One end of push rod (9) links to each other with spill spin block (12); The right-hand member of locking rod (11) is connected with spill spin block (12) by latch, and the left end of locking rod (11) inserts and is fixed in the open slot of the fixture block (10) on the compartment.
2. a kind of pavement structural depth proving installation according to claim 1, it is characterized in that: the turning axle of described tachogenerator (2) is a flat mouthful of shape, utilize screw (16) that tachogenerator (2) turning axle is linked to each other with the wheel shaft of the near front wheel (22), the turning axle of tachogenerator (2) is rotated with the rotation of the near front wheel (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200868517U CN201583256U (en) | 2009-06-23 | 2009-06-23 | Pavement structure depth testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200868517U CN201583256U (en) | 2009-06-23 | 2009-06-23 | Pavement structure depth testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583256U true CN201583256U (en) | 2010-09-15 |
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ID=42725258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200868517U Expired - Fee Related CN201583256U (en) | 2009-06-23 | 2009-06-23 | Pavement structure depth testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201583256U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288127A (en) * | 2011-08-16 | 2011-12-21 | 北京市路兴公路新技术有限公司 | Method and device for calibrating laser texture depth meter |
| CN102297661A (en) * | 2011-07-25 | 2011-12-28 | 中国科学院武汉岩土力学研究所 | Laser convergence apparatus |
| CN102635057A (en) * | 2012-04-28 | 2012-08-15 | 哈尔滨工业大学 | Asphalt concrete texture laser measuring instrument |
| CN102751792A (en) * | 2011-04-21 | 2012-10-24 | 巍世科技有限公司 | Contactless electric power transmission structure of laser ranging device |
| CN103046460A (en) * | 2013-01-23 | 2013-04-17 | 哈尔滨工业大学 | Ring sanding device and method for determining surface structure depth of road |
| CN103868468A (en) * | 2014-03-25 | 2014-06-18 | 武汉工程大学 | Pavement sample structure depth detection platform and method |
| CN105241805A (en) * | 2015-10-29 | 2016-01-13 | 南京化工特种设备检验检测研究所 | Magnetic flux leakage testing device for storage tank base plate corrosion |
| CN104775349B (en) * | 2015-02-15 | 2016-08-24 | 云南省交通规划设计研究院 | A kind of big space porous asphalt pavement construction depth tester and measuring method |
-
2009
- 2009-06-23 CN CN2009200868517U patent/CN201583256U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102751792B (en) * | 2011-04-21 | 2015-03-18 | 巍世科技有限公司 | Contactless electric power transmission structure of laser ranging device |
| CN102751792A (en) * | 2011-04-21 | 2012-10-24 | 巍世科技有限公司 | Contactless electric power transmission structure of laser ranging device |
| CN102297661B (en) * | 2011-07-25 | 2012-12-12 | 中国科学院武汉岩土力学研究所 | Laser convergence apparatus |
| CN102297661A (en) * | 2011-07-25 | 2011-12-28 | 中国科学院武汉岩土力学研究所 | Laser convergence apparatus |
| CN102288127B (en) * | 2011-08-16 | 2013-08-14 | 北京市路兴公路新技术有限公司 | Device for calibrating laser texture depth meter |
| CN102288127A (en) * | 2011-08-16 | 2011-12-21 | 北京市路兴公路新技术有限公司 | Method and device for calibrating laser texture depth meter |
| CN102635057B (en) * | 2012-04-28 | 2014-04-02 | 哈尔滨工业大学 | Asphalt concrete texture laser measuring instrument |
| CN102635057A (en) * | 2012-04-28 | 2012-08-15 | 哈尔滨工业大学 | Asphalt concrete texture laser measuring instrument |
| CN103046460A (en) * | 2013-01-23 | 2013-04-17 | 哈尔滨工业大学 | Ring sanding device and method for determining surface structure depth of road |
| CN103046460B (en) * | 2013-01-23 | 2015-01-21 | 哈尔滨工业大学 | Ring sanding device and method for determining surface structure depth of road |
| CN103868468A (en) * | 2014-03-25 | 2014-06-18 | 武汉工程大学 | Pavement sample structure depth detection platform and method |
| CN104775349B (en) * | 2015-02-15 | 2016-08-24 | 云南省交通规划设计研究院 | A kind of big space porous asphalt pavement construction depth tester and measuring method |
| CN105241805A (en) * | 2015-10-29 | 2016-01-13 | 南京化工特种设备检验检测研究所 | Magnetic flux leakage testing device for storage tank base plate corrosion |
| CN105241805B (en) * | 2015-10-29 | 2018-07-06 | 南京化工特种设备检验检测研究所 | A kind of storage tank bottom plate corrodes leakage magnetic detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20110623 |