CN113865921A - A road surface sampling device for highway construction detects - Google Patents
A road surface sampling device for highway construction detects Download PDFInfo
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- CN113865921A CN113865921A CN202111118998.1A CN202111118998A CN113865921A CN 113865921 A CN113865921 A CN 113865921A CN 202111118998 A CN202111118998 A CN 202111118998A CN 113865921 A CN113865921 A CN 113865921A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The invention discloses a pavement sampling device for highway construction detection, which comprises a moving frame, wherein a drilling sampling mechanism is arranged on the moving frame, a drilling cylinder is arranged in the drilling sampling mechanism, a containing mechanism is arranged below the drilling sampling mechanism, the containing mechanism comprises a containing plate, and the containing plate is positioned on one side of the drilling cylinder. The sample cutting device has the advantages that the sample can be conveniently cut off and taken out, the sample cutting device can be conveniently fixed and moved, the labor intensity of workers is reduced, and the working efficiency is improved.
Description
Technical Field
The invention relates to the technical field of highway construction equipment, in particular to a pavement sampling device for highway construction detection.
Background
At present, in highway construction, detection of road matrix amount is indispensable, roadbed and pavement detection is actually detection of roadbed and pavement compaction quality, the roadbed and pavement compaction quality is one of the most important internal indexes of highway process construction quality management, the strength, rigidity and pavement flatness of the roadbed and the pavement can be ensured only by fully compacting roadbed and pavement structure layers, the service lives of roadbed and pavement engineering can be ensured and prolonged, and a roadbed detection sampling machine is one of necessary tools for roadbed detection.
Among the prior art, when taking a sample to the road bed, generally rotate through the motor drive drill barrel, drill the road bed and take a sample through the drill barrel, after drilling, need dig out the soil around the drill barrel, then cut the soil layer of drill barrel lower extreme, then move the drill barrel upwards, take out the sample by the manual work at last, but it has some problems when using, the road bed is through compacted ground, when excavating the road bed, not only can destroy the road bed, and because the road bed is harder, it is inconvenient to excavate, after finishing taking a sample, because there is frictional force sample and drill barrel inside, it is inconvenient to take off the sample, influence work efficiency.
Disclosure of Invention
In view of the above drawbacks, the present invention provides a road surface sampling device for highway construction detection, to solve the problem.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pavement sampling device for highway construction detection comprises a moving frame, wherein a drilling sampling mechanism is arranged on the moving frame, a drilling cylinder is arranged in the drilling sampling mechanism, a holding mechanism is arranged below the drilling sampling mechanism, the holding mechanism comprises a holding plate, the holding plate is positioned on one side of the drilling cylinder,
the drilling and sampling mechanism comprises a rotating motor fixedly arranged on the lower surface of a moving frame, the rotating end of the rotating motor is connected with a rotating rod through a coupler, the lower end of the rotating rod is connected with a square transmission rod, a rotating screw rod is arranged below the moving frame, the upper end of the rotating screw rod is provided with a square transmission hole, the lower end of the square transmission rod extends into the square transmission hole, the outer side of the rotating screw rod is provided with a screw sleeve through a thread connecting sleeve, the screw sleeve is fixedly connected with the moving frame through a supporting plate, the lower end of the rotating screw rod is provided with a circular groove, the upper surface of a drill cylinder is provided with a transmission shaft, the upper end of the transmission shaft extends into the circular groove, the upper surface of the transmission shaft is provided with a plurality of connecting holes, the lower surface of the circular groove is provided with a plurality of first spring thimbles, the lower end of each first spring thimble is provided with a first universal ball, the first universal ball extends into the connecting hole, the upper end of the transmission shaft is provided with a circular baffle, the upper end of the circular groove is provided with a circular baffle, the upper end in the circular groove is provided with a guide hole, the upper surface of the transmission shaft is provided with a guide rod, the upper end of the guide rod extends into the guide hole, the lower end in the moving frame is provided with a circular ring frame, the inner side of the circular ring frame is provided with a plurality of second universal balls, the lower end in the inner side of the drill cylinder is provided with a plurality of cutter grooves, cutters are hinged in the cutter grooves, the lower end in the moving frame is provided with a plurality of hydraulic telescopic rods, a hydraulic cylinder is arranged above the hydraulic telescopic rods and is fixedly arranged on the moving frame, the hydraulic cylinder and the hydraulic telescopic rods are connected through oil guide pipes, a moving piston is arranged in the hydraulic cylinder, a moving rod is arranged on one side surface of the moving piston, a pushing plate is arranged on one side surface of the moving rod, connecting plates are arranged on two sides below the moving frame, two ends of the connecting plates are fixedly connected with the pushing plate, a telescopic plate is arranged on the connecting plate, a first inclined plate is arranged on one side surface of the telescopic plate, a second inclined plate is arranged below the first inclined plate, the second inclined plate is fixedly connected with the telescopic plate through a connecting rod, a rolling bearing is installed at the upper end of the outer side of the drill cylinder, a lifting platform is installed on the outer side of the rolling bearing, push rods are installed on two sides of the upper surface of the lifting platform, and push wheels are installed at the upper ends of the push rods.
Further, the containing mechanism comprises guide slideways fixedly arranged on two sides of the upper surface of the circular frame, the containing plate is positioned above the guide slideways, guide blocks are arranged on two sides of the lower surface of the containing plate, the lower ends of the guide blocks are positioned in the guide slideways, an arc-shaped notch is formed in the front side of the containing plate, a plurality of third universal balls are arranged in the arc-shaped notch, one side of the containing plate is connected with the circular frame through a first telescopic spring, positioning holes are formed in two sides of the containing plate, second spring thimbles are arranged on two sides of the upper surface of the circular frame, supporting wheels are arranged at the upper ends of the second spring thimbles, a lifting rod is arranged on one side of the telescopic end of each second spring thimble, a fixed pulley is arranged on one side of the upper surface of the circular frame, a connecting wire is arranged on one side of the lifting table, one end of the connecting wire is connected with one side of the containing plate by bypassing the fixed pulley, pushing columns are arranged on two sides of the lower surface of the lifting table, a plurality of circular through holes are formed in the drill cylinder, the lower ends of the circular through holes are communicated with the cutter grooves, be equipped with the lift axle in the circular through-hole, the lift axle lower extreme stretches to the sword inslot, and the sloping block is installed to the lift axle lower extreme, and the guard plate is installed to lift epaxial end, and surface mounting has a plurality of second expanding spring under the guard plate, second expanding spring lower extreme and drill barrel upper surface connection, and the elevating platform top is equipped with the ring board, and the ring board is located the guard plate top, and ring board and backup pad pass through third expanding spring and connect.
Further, a fixed column is installed on one side of the telescopic end of the hydraulic telescopic rod, a wheel is installed at one end of the fixed column, and a square notch corresponding to the fixed column is formed in the lower end of the moving frame.
Furthermore, the lifting platform is provided with a limiting hole, a limiting rod is arranged in the limiting hole, and the lower end of the limiting rod is fixedly installed on the upper surface of the circular ring frame.
Furthermore, sealing gaskets are arranged at the upper end and the lower end in the cutter groove.
Furthermore, a pushing handrail is installed on one side of the moving frame.
Furthermore, a fourth expansion spring is installed on one side in the cutter groove, and a stop block is installed on one side of the lower surface in the cutter groove.
Furthermore, the upper end in the drill cylinder is provided with a lifting plate, the upper end of the drill cylinder is provided with an inlet and an outlet, the upper surface of the lifting plate is provided with a lifting column, the upper end of the lifting column is provided with a fixed plate, the lower surface of the fixed plate is provided with a plurality of fifth expansion springs, and the lower ends of the fifth expansion springs are connected with the upper surface of the drill cylinder.
The invention has the beneficial effects that: the drill cylinder can move downwards and rotate through the rotation of the motor, when the drill cylinder rotates, the ground can be conveniently drilled and sampled, when the drill cylinder moves downwards, the movable piston of the hydraulic cylinder can be pushed to one side to further drive the hydraulic telescopic rod to be folded, so that the movable frame is placed on the ground and is kept stable through the self gravity, the drilling can be conveniently performed, after the drilling is completed, the motor is started to rotate reversely, the motor can drive the drill cylinder to rotate reversely, the cutting knife in the drill cylinder moves out of the knife groove at the moment and cuts off the soil layer in the drill cylinder, then the drill cylinder moves upwards, the sample can be taken out, when the drill cylinder moves upwards, the containing plate can also move to the lower part of the drill cylinder, the lifting plate in the drill cylinder moves downwards, the sample can be pushed to the containing plate, the sample can be conveniently taken out, the working efficiency is improved, after the drill cylinder is lifted to the highest position, can promote the hydraulic telescoping rod with the hydraulic oil in the pneumatic cylinder in, can make hydraulic telescoping rod extend to make the wheel fall subaerial, can support the removal frame, be convenient for remove the frame and remove next place and take a sample, improved work efficiency, reduced staff's intensity of labour.
Drawings
FIG. 1 is a schematic structural diagram of a pavement sampling device for highway construction detection according to the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
FIG. 4 is an enlarged view of a portion of FIG. 1 at C;
FIG. 5 is an enlarged view of a portion of FIG. 1 at D;
FIG. 6 is a schematic side view of a pavement sampling apparatus for highway construction testing according to the present invention;
FIG. 7 is an enlarged view of a portion of FIG. 6 at E;
FIG. 8 is an enlarged view of a portion of FIG. 6 at F;
FIG. 9 is an enlarged view of a portion of FIG. 6 at G;
FIG. 10 is a schematic view of the position relationship between the second pogo pin and the positioning hole according to the present invention;
FIG. 11 is a schematic view of the connection between the drill barrel and the cutting burr according to the present invention;
FIG. 12 is a partial enlarged view at H in FIG. 11;
FIG. 13 is a schematic view of the connection between the tilting block and the cutting blade according to the present invention;
in the figure, 1, a movable frame; 2. drilling a barrel; 3. a holding plate; 4. a rotating electric machine; 5. rotating the rod; 6. a square transmission rod; 7. rotating the screw; 8. a square transmission hole; 9. a screw sleeve; 10. a support plate; 11. a circular groove; 12. a drive shaft; 13. connecting holes; 14. a first spring thimble; 15. a first universal ball; 16. a circular baffle; 17. a circular ring baffle; 18. a guide hole; 19. a guide bar; 20. a circular ring frame; 21. a second ball gimbal; 22. a cutter groove; 23. a cutting knife; 24. a hydraulic telescopic rod; 25. a hydraulic cylinder; 26. an oil guide pipe; 27. moving the piston; 28. a travel bar; 29. a push plate; 30. a connecting plate; 31. a retractable plate; 32. a first inclined plate; 33. a second inclined plate; 34. a connecting rod; 35. a rolling bearing; 36. a lifting platform; 37. a push rod; 38. a push wheel; 39. a guide slide way; 40. a guide block; 41. an arc-shaped notch; 42. a third ball transfer unit; 43. a first extension spring; 44. positioning holes; 45. a second spring thimble; 46. a support wheel; 47. a lifting rod; 48. a fixed pulley; 49. a connecting wire; 50. pushing the column; 51. a circular through hole; 52. a lifting shaft; 53. an inclined block; 54. a protection plate; 55. a second extension spring; 56. a circular ring plate; 57. a third extension spring; 58. fixing a column; 59. a wheel; 60. a square notch; 61. a limiting hole; 62. a limiting rod; 63. a gasket; 64. pushing the handrail; 65. a fourth extension spring; 66. a stopper; 67. a lifting plate; 68. an inlet and an outlet; 69. a lifting column; 70. a fixing plate; 71. and a fifth expansion spring.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, as shown in FIGS. 1-13: a pavement sampling device for highway construction detection comprises a movable frame 1, a drilling sampling mechanism is arranged on the movable frame 1, a drilling cylinder 2 is arranged in the drilling sampling mechanism, a holding mechanism is arranged below the drilling sampling mechanism, the holding mechanism comprises a holding plate 3, the holding plate 3 is positioned on one side of the drilling cylinder 2,
the drilling and sampling mechanism comprises a rotating motor 4 fixedly arranged on the lower surface of a moving frame 1, the rotating end of the rotating motor 4 is connected with a rotating rod 5 through a coupler, the lower end of the rotating rod 5 is connected with a square transmission rod 6, a rotating screw 7 is arranged below the moving frame 1, the upper end of the rotating screw 7 is provided with a square transmission hole 8, the lower end of the square transmission rod 6 extends into the square transmission hole 8, the outer side of the rotating screw 7 is provided with a screw sleeve 9 through a threaded connecting sleeve, the screw sleeve 9 is fixedly connected with the moving frame 1 through a supporting plate 10, the lower end of the rotating screw 7 is provided with a circular groove 11, the upper surface of a drill cylinder 2 is provided with a transmission shaft 12, the upper end of the transmission shaft 12 extends into the circular groove 11, the upper surface of the transmission shaft 12 is provided with a plurality of connecting holes 13, the lower surface of the circular groove 11 is provided with a plurality of first spring thimbles 14, the lower end of the first spring thimbles 14 is provided with a first universal ball 15, and the first universal ball 15 extends into the connecting holes 13, a circular baffle 16 is arranged at the upper end of a transmission shaft 12, a circular baffle 17 is arranged at the upper end in a circular groove 11, a guide hole 18 is arranged at the upper end in the circular groove 11, a guide rod 19 is arranged on the upper surface of the transmission shaft 12, the upper end of the guide rod 19 extends into the guide hole 18, a circular frame 20 is arranged at the lower end in a movable frame 1, a plurality of second universal balls 21 are arranged on the inner side of the circular frame 20, a plurality of cutter grooves 22 are arranged at the lower end of the inner side of a drill cylinder 2, cutting knives 23 are hinged in the cutter grooves 22, a plurality of hydraulic telescopic rods 24 are arranged at the lower end in the movable frame 1, a hydraulic cylinder 25 is arranged above the hydraulic telescopic rods 24, the hydraulic cylinder 25 is fixedly arranged on the movable frame 1, the hydraulic cylinder 25 is connected with the hydraulic telescopic rods 24 through oil guide pipes 26, a movable piston 27 is arranged in the hydraulic cylinder 25, a movable rod 28 is arranged on the surface of one side of the movable piston 27, a push plate 29 is arranged on the surface of one side of the movable rod 28, connecting plate 30 is arranged on two sides below the movable frame 1, two ends of a connecting plate 30 are fixedly connected with a pushing plate 29, a telescopic plate 31 is installed on the connecting plate 30, a first inclined plate 32 is installed on one side surface of the telescopic plate 31, a second inclined plate 33 is arranged below the first inclined plate 32, the second inclined plate 33 is fixedly connected with the telescopic plate 31 through a connecting rod 34, a rolling bearing 35 is installed at the upper end of the outer side of the drill cylinder 2, a lifting platform 36 is installed on the outer side of the rolling bearing 35, pushing rods 37 are installed on two sides of the upper surface of the lifting platform 36, pushing wheels 38 are installed at the upper end of the pushing rods 37, when the drill cylinder 2 moves to the ground below, the hydraulic telescopic rod 24 moves upwards, the movable frame 1 falls on the ground, the device is more stable, when the drill cylinder 2 moves to the top, the hydraulic telescopic rod 37 can extend, and the movable frame 1 is convenient to move.
The containing mechanism comprises guide slideways 39 fixedly installed on two sides of the upper surface of the circular frame 20, a containing plate 3 is positioned above the guide slideways 39, guide blocks 40 are installed on two sides of the lower surface of the containing plate 3, the lower ends of the guide blocks 40 are positioned in the guide slideways 39, an arc-shaped notch 41 is formed in the front side of the containing plate 3, a plurality of third universal balls 42 are installed in the arc-shaped notch 41, one side of the containing plate 3 is connected with the circular frame 20 through a first telescopic spring 43, positioning holes 44 are formed in two sides of the containing plate 3, second spring thimbles 45 are installed on two sides of the upper surface of the circular frame 20, supporting wheels 46 are installed at the upper ends of the second spring thimbles 45, a lifting rod 47 is installed on one side of the telescopic ends of the second spring thimbles 45, a fixed pulley 48 is installed on one side of the upper surface of the circular frame 20, a connecting wire 49 is installed on one side of the lifting platform 36, one end of the connecting wire 49 bypasses the fixed pulley 48 and is connected with one side of the containing plate 3, pushing columns 50 are installed on two sides of the lower surface of the lifting platform 36, it has a plurality of circular through-holes 51 to open on the drill barrel 2, circular through-hole 51 lower extreme and sword groove 22 intercommunication, be equipped with lift axle 52 in the circular through-hole 51, lift axle 52 lower extreme stretches into in the sword groove 22, the piece 53 that inclines is installed to lift axle 52 lower extreme, guard plate 54 is installed to lift axle 52 upper end, guard plate 54 lower surface mounting has a plurality of second expanding spring 55, second expanding spring 55 lower extreme and 2 upper surface connections of drill barrel, elevating platform 36 top is equipped with ring plate 56, ring plate 56 is located guard plate 54 top, ring plate 56 and backup pad 10 pass through third expanding spring 57 and connect, can be convenient for will hold board 3 and remove drill barrel 2 below, the staff of being convenient for collects the sample.
The elevating platform 36 is provided with a limiting hole 61, a limiting rod 62 is arranged in the limiting hole 61, and the lower end of the limiting rod 62 is fixedly arranged on the upper surface of the circular ring frame 20, so that the moving direction of the elevating platform 36 can be ensured.
The upper and lower ends of the knife groove 22 are provided with sealing gaskets 63 which can prevent soil from entering the knife groove 22.
A pushing handrail 64 is installed on one side of the moving frame 1 to facilitate pushing the moving frame 1.
A fourth expansion spring 65 is installed on one side in the cutter groove 22, and a stop block 66 is installed on one side of the lower surface in the cutter groove 22, so that the cutting knife 23 can be limited.
The upper end in the drill cylinder 2 is provided with a lifting plate 67, the upper end of the drill cylinder 2 is provided with an inlet and outlet 68, the upper surface of the lifting plate 67 is provided with a lifting column 69, the upper end of the lifting column 69 is provided with a fixing plate 70, the lower surface of the fixing plate 70 is provided with a plurality of fifth telescopic springs 71, and the lower ends of the fifth telescopic springs 71 are connected with the upper surface of the drill cylinder 2 and can push out a sample from the drill cylinder 2.
In the embodiment, the electric equipment of the device is controlled by an external controller, under a normal state, the drill barrel 2 is positioned at the uppermost position, the hydraulic telescopic rod 24 extends to the longest, the wheel 59 falls on the ground, the lower end of the movable frame 1 is supported, the supporting wheel 46 is positioned in the positioning hole 44, the containing plate 3 can be moved to one side below the drill barrel 2 and limited, the connecting wire 49 is in a tensioning state, the first telescopic spring 43 is in a compression state, under the action of gravity, the drill barrel 2 pulls the transmission shaft 12 downwards, the circular baffle plate 16 falls on the circular baffle plate 17, the connecting hole 13 can be moved to the lower part of the first universal ball 15, the lower end of the inclined block 53 is positioned at one side of the cutting knife 23, the cutting knife 23 can rotate around the hinged position, the cutting knife completely enters the knife groove 22, the fourth telescopic spring 65 is compressed, and at the moment, the second telescopic spring 55 and the third telescopic spring 57 are both in a compression state, the lifting plate 67 is located below the drill barrel 2, the fifth extension spring 71 is in a compressed state,
the moving frame 1 is moved to a designated place by pushing the handrail 64 by an operator, the moving frame 1 can be conveniently moved by the rotation of the wheels 59, after the moving frame is moved to the designated place, the rotating motor 4 is started to rotate positively, the rotating motor 4 can drive the rotating rod 5 and the square transmission rod 6 to rotate through the shaft coupling, the lower end of the square transmission rod 6 extends into the square transmission hole 8 and can drive the rotating screw 7 to rotate, the rotating screw 7 and the screw sleeve 9 are connected through threads, the rotating screw 7 can be driven to move downwards when the screw sleeve 9 is fixed through the supporting plate 10, the drilling barrel 2 can be driven to move downwards under the action of gravity, the drilling barrel 2 is not rotated at the moment, the lifting shaft 52 can be driven to move downwards when the rotating screw 7 and the drilling barrel 2 move downwards, the circular ring plate 56 can move downwards under the action of the elastic force of the third telescopic spring 57, and the third spring thimble 57 is loosened, when the drill barrel 2 moves downwards, the fifth expansion spring 71 can be loosened, the upper end of the fixing plate 70 is supported on the support plate 10, and further when the drill barrel 2 moves downwards, the lifting plate 67 does not move, so that the lifting plate 67 can enter the drill barrel 2, when the drill barrel 2 continues to move downwards, the third expansion spring 57 is completely loosened, the annular plate 56 is lifted, so that when the drill barrel 2 continues to move downwards, the protection plate 54, the lifting shaft 52 and the inclined block 53 are driven upwards under the elastic force of the second expansion spring 55, the inclined block 53 does not generate an acting force on the cutter blade 23 any more, the cutter blade 23 can be pushed to one side under the elastic force of the fourth expansion spring 65, one end of the cutter blade 23 moves to the outer side of the cutter slot 22, when the fifth expansion spring 71 is completely loosened, the fixing plate 70 and the lifting column 69 can pull the lifting plate 67 upwards, and the lifting plate 67 is located at the upper end inside the drill barrel 2,
when the rotary screw 7 and the drill barrel 2 move downwards, the lifting platform 36 can move downwards, the limiting hole 61 and the limiting rod 62 can ensure the moving direction of the lifting platform 36, when the lifting platform 36 moves downwards, the push rod 37 and the push wheel 38 can be driven to move downwards, when the push wheel 38 moves to the upper part of the second inclined plate 33, the connecting rod 34, the expansion plate 31 and the connecting plate 30 can be pulled to one side, the connecting plate 30 can move the push plate 29, the moving rod 28 and the moving piston 27 to the outer side of the hydraulic cylinder 25, and further, the hydraulic oil in the hydraulic telescopic rod 24 can move to the hydraulic cylinder 25 through the oil guide pipe 26, the hydraulic telescopic rod 24 can be shortened, the fixed column 58 and the wheel 59 can be pulled upwards, and further, the position of the moving frame 1 can be lowered, and the moving frame 1 can be placed on the ground and fixed through the self gravity, after the pushing wheel 38 moves below the second inclined plate 33, the hydraulic telescopic rod 24 is not shortened any more,
when the lifting platform 36 moves downwards, the connecting wire 49 can be loosened, the connecting wire 49 can not move to the outer side of the fixed pulley 48 after being loosened, when the moving frame 1 is placed on the ground, the drill cylinder 2 moves downwards and moves into the circular frame 20, the second universal ball 21 can limit the drill cylinder 2 to prevent the drill cylinder 2 from shaking, when the drill cylinder 2 falls on the ground, the drill cylinder 2 cannot move downwards, the rotating screw 7 continues to move downwards, the first spring thimble 14 moves to the upper end of the transmission shaft 12, when the first universal ball 15 moves to the upper surface of the transmission shaft 12 and is positioned at one side of the connecting hole 13, the first spring thimble 14 can be compressed, when the rotating screw 7 moves downwards and drives the first spring thimble 14 to rotate, the first universal ball 15 can be rotated to the upper side of the connecting hole 13, under the elastic force of the first spring thimble 14, the first universal ball 15 can be pushed into the connecting hole 13, at this time, the first spring thimble 14 can drive the transmission shaft 12 and the drill cylinder 2 to rotate, the second universal ball 21 can limit the drill cylinder 2 and make it reduce friction force and keep stable when rotating, the drill cylinder 2 can rotate in the rolling bearing 35 without driving the lifting platform 36 to rotate, there is no gap between the upper end of the guide rod 19 and the upper end of the guide hole 18 at this time, the rotating screw 7 can press the guide rod 19, the transmission shaft 12 and the drill cylinder 2 downwards, and when the drill cylinder 2 rotates, the drill cylinder 2 moves downwards, the drill cylinder 2 starts to drill on the ground,
when the rotary motor 4 rotates forward to drive the drill cylinder 2 to rotate, the cutting knife 23 can return to the knife groove 22 under the resistance of soil, and compress the fourth expansion spring 65, at this time, the cutting knife 23 does not cut the soil, when the drill cylinder 2 enters a certain depth of the ground, the lifting platform 36 moves to the upper part of the circular frame 20, at this time, the pushing column 50 moves to the upper part of the lifting rod 47 and pushes the lifting rod 47 downwards, the lifting rod 47 can push the expansion end of the second spring thimble 45 downwards, the upper end of the second spring thimble 45 and the supporting wheel 46 move out of the positioning hole 44 and no longer intercept the containing plate 3, the first expansion spring 43 can push the containing plate 3 to one side, and the third universal ball 42 moves to the outer side of the drill cylinder 2, the rotation of the third universal ball 42 can reduce the friction force when the drill cylinder 2 rotates, at this time, the positioning hole 44 moves to one side above the supporting wheel 46,
when the drill barrel 2 moves to the lowest position and drilling is finished, the lower end of a square transmission rod 6 is positioned in a square transmission hole 8, the rotary motor 4 is closed to rotate forwards, the rotary motor 4 is started to rotate backwards, the rotary motor 4 can drive a rotary rod 5 and the square transmission rod 6 to rotate through a coupler, the lower end of the square transmission rod 6 extends into the square transmission hole 8 and can drive a rotary screw 7 to rotate, the rotary screw 7 is connected with a screw sleeve 9 through threads, the rotary screw 7 can move upwards when the screw sleeve 9 is fixed through a support plate 10, the transmission shaft 12 and the drill barrel 2 can be driven to rotate through a first spring thimble 14 when the rotary screw 7 rotates and moves upwards, when the drill barrel 2 rotates, the drill barrel 2 can not be driven to move upwards when the rotary screw 7 moves upwards due to the action of gravity and extrusion force of soil on the drill barrel 2, and further the drill barrel 2 can only rotate backwards, when the drill barrel 2 rotates reversely, the cutting knife 23 can be driven to rotate, one end of the cutting knife 23 is positioned outside the cutter groove 22, under the resistance action of soil, one end of the cutting knife 23 can rotate around the hinged position and generate relative motion with the drill barrel 2, when one end of the cutting knife 23 rotates to one side of the stop block 66, the cutting knife 23 is blocked by the stop block 66, the cutting knife 23 can not rotate continuously, at the moment, the cutting knife 23 and the drill barrel 2 are relatively static, when the drill barrel 2 rotates, the cutting knife 23 is driven to synchronously rotate, and the lower end of the soil in the drill barrel 2 is cut off,
when the rotating motor 4 continuously rotates reversely and drives the rotating screw 7 to move upwards, the drill barrel 2 does not move, the guide hole 18 and the guide rod 19 can ensure that the relative positions of the rotating screw 7 and the drill barrel 2 do not deviate, after the rotating screw 7 moves upwards and drives the first spring thimble 14 and the first universal ball 15 to move above the transmission shaft 12, the transmission shaft 12 and the drill barrel 2 do not rotate any more, at this time, the cutting knife 23 cuts off the soil, when the rotating screw 7 continues to move upwards, the circular baffle 17 can be moved to the lower end of the circular baffle 16, and the circular baffle 16 is pulled upwards, so that the transmission shaft 12 and the drill barrel 2 can be driven to move upwards, so that the drill barrel 2 can be lifted, when the drill barrel 2 moves upwards, the sample can be driven to move upwards, at this time, the cutting knife 23 is positioned below the sample, the sample cannot fall down, and when the drill barrel 2 moves upwards, the third ball 42 can reduce the friction force when the drill barrel 2 moves, when the drill barrel 2 moves to the upper part of the containing plate 3, the containing plate 3 can be pushed to one side under the elastic force of the first expansion spring 43, and the containing plate 3 moves to the lower part of the drill barrel 2, the guide slideway 39 and the guide block 40 can ensure the moving direction of the containing plate 3, when the containing plate 3 moves to one side, the connecting wire 49 can be stretched to one side, but the connecting wire 49 is still in a relaxed state,
when the drill cylinder 2 continues to move upwards, the protection plate 54 can be moved to the lower part of the circular ring plate 56, the elastic force of the second expansion spring 55 is smaller than the elastic force of the third expansion spring 57, so that the protection plate 54, the lifting shaft 52 and the inclined block 53 can be pushed downwards firstly, the second expansion spring 55 is compressed, when the inclined block 53 moves downwards, the cutting knife 23 can be pushed to one side, the cutting knife 23 can be rotated to one side through the hinging of the cutting knife 23, the cutting knife 23 can return to the knife groove 22, then when the drill cylinder 2 continues to ascend, because the inclined block 53 can not continue to move downwards, the circular ring plate 56 can be moved upwards, and the third expansion spring 57 is compressed, at the moment, the upper surface of the fixing plate 70 contacts the lower surface of the support plate 10, the fixing plate 70 can be propped against, the fifth expansion spring 71 is compressed, when the drill cylinder 2 continues to move upwards, the lifting plate 67 is fixed, so that the sample in the drill cylinder 2 can be pushed out and fall on the containing plate 3, after the sample is separated from the drill cylinder 2, the drill cylinder 2 continues to move upwards, the connecting wire 49 is tensioned, the pulling direction of the connecting wire 49 can be changed through the fixed pulley 48 after the drill cylinder 2 continues to move upwards, so that the containing plate 3 can move to one side, the first expansion spring 43 is compressed, the supporting wheel 46 can reduce the friction force when the containing plate 3 moves, when the positioning hole 44 moves to the upper part of the supporting wheel 46, the supporting wheel 46 can be pushed into the positioning hole 44 under the elastic force of the second spring thimble 45, the containing plate 3 is limited, the rotating motor 4 is turned off, the worker takes the sample on the containing plate 3 and detects the sample,
when the drill barrel 2 moves upwards, the lifting platform 36 can be driven to move upwards, when the lifting platform 36 moves to the lower part of the first inclined plate 32, the expansion plate 31 and the connecting plate 30 can be pushed to one side, the connecting plate 30 can move the pushing plate 29, the moving rod 28 and the moving piston 27 to the inner side of the hydraulic cylinder 25, further, hydraulic oil in the hydraulic cylinder 25 can move into the hydraulic telescopic rod 24 through the oil guide pipe 26, the hydraulic telescopic rod 24 can extend, the fixed column 58 and the wheel 59 are pushed downwards, the wheel 59 falls on the ground, the position of the moving frame 1 can be further lifted, and a worker can conveniently move the moving frame 1 to another position for sampling by pushing the handrail 64 and the wheel 59.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (8)
1. A pavement sampling device for highway construction detection comprises a moving frame (1) and is characterized in that a drilling sampling mechanism is mounted on the moving frame (1), a drilling cylinder (2) is arranged in the drilling sampling mechanism, a containing mechanism is arranged below the drilling sampling mechanism and comprises a containing plate (3), the containing plate (3) is positioned on one side of the drilling cylinder (2),
the drilling sampling mechanism comprises a rotating motor (4) fixedly installed on the lower surface of a movable frame (1), the rotating end of the rotating motor (4) is connected with a rotating rod (5) through a coupler, the lower end of the rotating rod (5) is connected with a square transmission rod (6), a rotating screw rod (7) is arranged below the movable frame (1), a square transmission hole (8) is formed in the upper end of the rotating screw rod (7), the lower end of the square transmission rod (6) stretches into the square transmission hole (8), a screw rod sleeve (9) is installed on the outer side of the rotating screw rod (7) through a thread connecting sleeve, the screw rod sleeve (9) is fixedly connected with the movable frame (1) through a supporting plate (10), a circular groove (11) is formed in the lower end of the rotating screw rod (7), a transmission shaft (12) is installed on the upper surface of a drill cylinder (2), the upper end of the transmission shaft (12) stretches into the circular groove (11), a plurality of connecting holes (13) are formed in the upper surface of the transmission shaft (12), a plurality of first spring thimbles (14) are arranged on the lower surface of the circular groove (11), a first universal ball (15) is arranged at the lower end of the first spring thimbles (14), the first universal ball (15) extends into the connecting hole (13), a circular baffle (16) is arranged at the upper end of the transmission shaft (12), a circular baffle (17) is arranged at the upper end in the circular groove (11), a guide hole (18) is formed at the upper end in the circular groove (11), a guide rod (19) is arranged on the upper surface of the transmission shaft (12), the upper end of the guide rod (19) extends into the guide hole (18), a circular frame (20) is arranged at the lower end in the movable frame (1), a plurality of second universal balls (21) are arranged at the inner side of the circular frame (20), a plurality of cutter grooves (22) are formed at the lower end of the inner side of the drill cylinder (2), a cutter (23) is hinged in the cutter grooves (22), a plurality of hydraulic telescopic rods (24) are arranged at the lower end in the movable frame (1), a hydraulic cylinder (25) is arranged above the hydraulic telescopic rod (24), the hydraulic cylinder (25) is fixedly installed on the movable frame (1), the hydraulic cylinder (25) and the hydraulic telescopic rod (24) are connected through an oil guide pipe (26), a movable piston (27) is arranged in the hydraulic cylinder (25), a movable rod (28) is installed on one side surface of the movable piston (27), a push plate (29) is installed on one side surface of the movable rod (28), connecting plates (30) are arranged on two sides below the movable frame (1), two ends of each connecting plate (30) are fixedly connected with the corresponding push plate (29), a telescopic plate (31) is installed on each connecting plate (30), a first inclined plate (32) is installed on one side surface of each telescopic plate (31), a second inclined plate (33) is arranged below each first inclined plate (32), the second inclined plate (33) is fixedly connected with the corresponding telescopic plate (31) through a connecting rod (34), a rolling bearing (35) is installed at the upper end of the outer side of the drill barrel (2), an elevating platform (36) is installed on the outer side of the rolling bearing (35), push rods (37) are installed on two sides of the upper surface of the elevating platform (36), and push wheels (38) are installed at the upper ends of the push rods (37).
2. The pavement sampling device for the highway construction detection according to claim 1, wherein the containing mechanism comprises guide slideways (39) fixedly installed on two sides of the upper surface of the circular frame (20), the containing plate (3) is positioned above the guide slideways (39), guide blocks (40) are installed on two sides of the lower surface of the containing plate (3), the lower ends of the guide blocks (40) are positioned in the guide slideways (39), an arc-shaped notch (41) is formed in the front side of the containing plate (3), a plurality of third universal balls (42) are installed in the arc-shaped notch (41), one side of the containing plate (3) is connected with the circular frame (20) through a first telescopic spring (43), positioning holes (44) are formed in two sides of the containing plate (3), second spring thimbles (45) are installed on two sides of the upper surface of the circular frame (20), and support wheels (46) are installed at the upper ends of the second spring thimbles (45), a lifting rod (47) is installed on one side of the telescopic end of the second spring thimble (45), a fixed pulley (48) is installed on one side of the upper surface of the circular ring frame (20), a connecting wire (49) is installed on one side of the lifting table (36), one end of the connecting wire (49) is connected with one side of the containing plate (3) by bypassing the fixed pulley (48), pushing columns (50) are installed on two sides of the lower surface of the lifting table (36), a plurality of circular through holes (51) are formed in the drill cylinder (2), the lower ends of the circular through holes (51) are communicated with the cutter grooves (22), a lifting shaft (52) is arranged in the circular through holes (51), the lower end of the lifting shaft (52) extends into the cutter grooves (22), an inclined block (53) is installed at the lower end of the lifting shaft (52), a protection plate (54) is installed at the upper end of the lifting shaft (52), a plurality of second telescopic springs (55) are installed at the lower end of the protection plate (54), and are connected with the upper surface of the drill cylinder (2), a circular ring plate (56) is arranged above the lifting platform (36), the circular ring plate (56) is located above the protection plate (54), and the circular ring plate (56) is connected with the support plate (10) through a third telescopic spring (57).
3. The road surface sampling device for the road construction detection according to claim 1, wherein a fixed column (58) is installed on one side of the telescopic end of the hydraulic telescopic rod (24), a wheel (59) is installed on one end of the fixed column (58), and a square notch (60) corresponding to the fixed column (58) is formed in the lower end of the movable frame (1).
4. The pavement sampling device for the highway construction detection according to claim 1, wherein the lifting platform (36) is provided with a limiting hole (61), a limiting rod (62) is arranged in the limiting hole (61), and the lower end of the limiting rod (62) is fixedly arranged on the upper surface of the circular ring frame (20).
5. The pavement sampling device for highway construction detection according to claim 1, wherein the upper and lower ends of the inside of the cutter groove (22) are provided with sealing gaskets (63).
6. The pavement sampling device for road construction detection according to claim 1, wherein a push handrail (64) is installed at one side of the moving frame (1).
7. The pavement sampling device for detecting road construction according to claim 1, wherein a fourth expansion spring (65) is installed on one side in the cutter groove (22), and a stop block (66) is installed on one side of the inner lower surface of the cutter groove (22).
8. The road surface sampling device for highway construction detection according to claim 2, wherein a lifting plate (67) is arranged at the inner upper end of the drill cylinder (2), an inlet and outlet (68) is formed at the upper end of the drill cylinder (2), a lifting column (69) is arranged on the upper surface of the lifting plate (67), a fixing plate (70) is arranged at the upper end of the lifting column (69), a plurality of fifth expansion springs (71) are arranged on the lower surface of the fixing plate (70), and the lower ends of the fifth expansion springs (71) are connected with the upper surface of the drill cylinder (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111118998.1A CN113865921A (en) | 2021-09-25 | 2021-09-25 | A road surface sampling device for highway construction detects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111118998.1A CN113865921A (en) | 2021-09-25 | 2021-09-25 | A road surface sampling device for highway construction detects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113865921A true CN113865921A (en) | 2021-12-31 |
Family
ID=78993706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111118998.1A Withdrawn CN113865921A (en) | 2021-09-25 | 2021-09-25 | A road surface sampling device for highway construction detects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113865921A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114486332A (en) * | 2022-01-28 | 2022-05-13 | 西安圆方环境卫生检测技术有限公司 | Soil level drilling and sampling device with anti-interference function |
| CN115059045A (en) * | 2022-08-18 | 2022-09-16 | 沧州市交通运输局 | Roadbed and base layer measuring device for highway pavement |
| CN115573231A (en) * | 2022-09-03 | 2023-01-06 | 邯郸市华威公路设计咨询有限公司 | Road marking grinds except that equipment in highway engineering construction |
-
2021
- 2021-09-25 CN CN202111118998.1A patent/CN113865921A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114486332A (en) * | 2022-01-28 | 2022-05-13 | 西安圆方环境卫生检测技术有限公司 | Soil level drilling and sampling device with anti-interference function |
| CN114486332B (en) * | 2022-01-28 | 2023-09-29 | 西安圆方环境卫生检测技术有限公司 | Soil level drilling sampling device with anti-interference function |
| CN115059045A (en) * | 2022-08-18 | 2022-09-16 | 沧州市交通运输局 | Roadbed and base layer measuring device for highway pavement |
| CN115573231A (en) * | 2022-09-03 | 2023-01-06 | 邯郸市华威公路设计咨询有限公司 | Road marking grinds except that equipment in highway engineering construction |
| CN115573231B (en) * | 2022-09-03 | 2024-04-26 | 邯郸市华威公路设计咨询有限公司 | Road marking grinds equipment in highway engineering construction |
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Application publication date: 20211231 |
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