CN112284814A - Highway detects with road surface core machine of getting - Google Patents
Highway detects with road surface core machine of getting Download PDFInfo
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- CN112284814A CN112284814A CN202011535589.7A CN202011535589A CN112284814A CN 112284814 A CN112284814 A CN 112284814A CN 202011535589 A CN202011535589 A CN 202011535589A CN 112284814 A CN112284814 A CN 112284814A
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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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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/01—Devices or auxiliary means for setting-out or checking the configuration of new surfacing, e.g. templates, screed or reference line supports; Applications of apparatus for measuring, indicating, or recording the surface configuration of existing surfacing, e.g. profilographs
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Abstract
The invention discloses a pavement core drilling machine for detecting a highway, which comprises a base, lifting components, a transmission component, a linkage mechanism and a limiting mechanism, wherein supporting columns are fixedly connected to the middle parts of two sides of the top surface of the base, and the lifting components are arranged in lifting cavities; the transmission assembly is arranged in the fixed box; a limiting mechanism is arranged in each limiting box; each linkage box is internally provided with a linkage mechanism; the upper parts of the columns of the support columns are movably sleeved with lifting sleeves, lifting beams are fixedly connected among the lifting sleeves, and the bottom ends of the connecting columns are fixedly provided with core-taking cylinders; the road surface core taking machine is convenient to operate, the linkage mechanism is matched with the limiting mechanism, the limiting mechanism is convenient to drive to fix the position of the core taking device when the lifting assembly rotates, and the problem that the existing road surface core taking machine is inconvenient to automatically limit and fix during operation is solved; through the cooperation use of range finding display and pressure sensor, solved current road surface core machine and did not possess the problem of automatic ranging when removing.
Description
Technical Field
The invention relates to the technical field of highway pavement detection, in particular to a pavement core drilling machine for highway detection.
Background
The road surface core drilling machine is widely applied to road detection and is mainly used for detecting parameters such as thickness, strength and the like of a road surface structure; the existing road surface core drilling machine has the following problems in use:
(1) when the existing road surface core-taking machine is operated, the existing road surface core-taking machine needs to be moved to the position of a road surface core-taking point, and then the existing road surface core-taking machine is fixed by workers; the road surface core taking machine not only influences the working efficiency of road surface core taking, but also needs a worker to limit and fix the core taking when a plurality of point positions are cored, so that the workload of the worker is increased;
(2) when the existing road surface core taking machine is used for taking cores at a plurality of positions on a road surface, the distances between the core taking positions need to be controlled in a manual tape-pulling mode, so that the mode is low in efficiency, and the problem that the distance deviation between the core taking positions is large, so that the accuracy of the core taking positions is influenced; therefore, the above problems need to be solved and optimized.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a road surface core drilling machine for detecting a highway.
In order to achieve the purpose, the invention adopts the following technical scheme: a road surface core drilling machine for highway detection comprises a base, lifting assemblies, a transmission assembly, a linkage mechanism and a limiting mechanism, wherein four corners of the bottom surface of the base are fixedly provided with universal wheels, supporting columns are vertically and fixedly connected to the middle parts of two sides of the top surface of the base, lifting cavities are vertically formed in the upper parts of the supporting columns, and the lifting assemblies are arranged in the lifting cavities; a fixed box is horizontally and fixedly arranged at the top between the support columns, and the transmission assembly is arranged in the fixed box; a motor box is fixedly connected to the middle of the top surface of the fixed box, a motor is vertically arranged in the motor box, limiting boxes are fixedly connected to the top surfaces of the bases outside the supporting columns, and a limiting mechanism is arranged in each limiting box;
sleeves are fixedly sleeved at the lower parts of the columns of the supporting columns, linkage boxes are fixedly connected to the outer sides of the sleeves, and linkage mechanisms are arranged in the linkage boxes; the upper parts of the columns of the supporting columns are movably sleeved with lifting sleeves, lifting beams are transversely and fixedly connected among the lifting sleeves, bearing grooves are vertically formed in the middle of the top surfaces of the lifting beams in a penetrating mode, and first bearings are horizontally and fixedly connected in the bearing grooves; the inner ring of the first bearing is vertically and fixedly connected with a connecting column, and the bottom end of the connecting column is vertically and fixedly provided with a core taking barrel.
Preferably, the lifting assembly comprises screw rods and threaded pipes, a third bearing is fixedly connected to the top and the bottom of each lifting cavity, the screw rods are vertically arranged in the lifting cavities, and two ends of each screw rod are fixedly connected to inner rings of the third bearings; the utility model discloses a lifting cavity, including lead screw, connecting plate, lifting cavity, lifting sleeve, the body of rod of lead screw all movable sleeve is equipped with the screwed pipe, and every the equal vertical rigid coupling in both sides of screwed pipe has connecting plate, every equal vertical strip opening of having seted up on the both sides inner wall in lifting cavity, and every the outer end of connecting plate all extends from in the strip opening with lifting sleeve's inner wall rigid coupling.
Preferably, the bottom surface rigid coupling of fixed case has the second bearing, vertical rigid coupling has the axis of rotation in the inner circle of second bearing, the linkage groove of hexagonal shape is vertically seted up to the top face of spliced pole, the connecting rod that is equipped with hexagonal shape is inserted in the linkage inslot activity, just the bottom of axis of rotation and the top rigid coupling of connecting rod.
Preferably, the transmission assembly comprises a driving belt pulley and a driven belt pulley, and the top end of the rotating shaft movably penetrates into the motor box and is coaxially and fixedly connected with a motor shaft of the motor through a coupler; a pair of driving belt pulleys is fixedly sleeved on a shaft body of the rotating shaft positioned in the fixed box; every the top of lead screw is all movable to run through into fixed incasement, and every the top of lead screw is all movable fixed cover and is equipped with driven pulley, and all overlaps between driving pulley and the driven pulley and be equipped with the belt, driving pulley equallys divide and is connected with the driven pulley transmission through the belt respectively.
Preferably, the limiting mechanism comprises a pushing plate, a threaded cylinder, supporting legs and limiting plates, the inner walls of two sides of each limiting box are vertically and fixedly connected with T-shaped guide rails, the pushing plate is horizontally and movably arranged in each limiting box, and two ends of each pushing plate are vertically matched with the T-shaped guide rails to be provided with T-shaped sliding grooves; mounting openings are vertically formed in the middle of the top surface of the limiting box, a guide pipe is vertically and fixedly connected in each mounting opening, a threaded cylinder is vertically and movably arranged in each guide pipe, and the bottom end of each threaded cylinder is fixedly connected with the top surface of the pushing plate; supporting legs are vertically and fixedly connected to the middle of the bottom surface of the pushing plate, and the bottom end of each supporting leg movably penetrates below the bottom surface of the base; limiting plates are vertically and fixedly connected to two sides of the middle part in the limiting box, and limiting sockets are vertically formed in two sides of the bottom surface of the pushing plate; the propulsion plate of every spacing socket both sides has all seted up the locking chamber in, and every the locking intracavity all is equipped with locking Assembly.
Preferably, the locking assembly comprises a limiting block, a hinge rod, a pressure rod, a thrust plate and a return spring, a guide groove penetrating into the limiting socket is transversely formed in the inner side of each locking cavity, the limiting block is transversely and movably arranged in each guide groove, and the hinge rod is movably hinged to the outer end of each limiting block through a pin shaft; a reset cavity is vertically formed in the propelling block below the outer side of each locking cavity, a pressure rod is vertically and movably arranged in each reset cavity, and two ends of each pressure rod respectively penetrate into the locking cavities and penetrate out of the bottom surfaces of the propelling plates; the outer end of each hinge rod is hinged with the top end of the pressure rod; the push rod is positioned on the rod body in the reset cavity, the rod body is horizontally and fixedly sleeved with an annular plate-shaped thrust plate, the push rod body above the thrust plate is sleeved with a reset spring, and two ends of each reset spring are fixedly connected with the top surface of the thrust plate and the inner top surface of the reset cavity respectively.
Preferably, the linkage mechanism comprises a rotating rod, a driving bevel gear, a first rotating shaft, a second rotating shaft, a driven bevel gear, a transmission bevel gear, a moving plate, a linkage shaft, a transmission block, a driven bevel gear and a threaded rod, wherein a transmission cavity is formed in the lower part in the supporting column, a fourth bearing is fixedly connected to the top and the bottom in each transmission cavity, a rotating rod is vertically arranged in each transmission cavity, and two ends of each rotating rod are fixedly connected to the inner ring of the fourth bearing; the top end of each rotating rod is coaxially and fixedly connected with the bottom end of the lead screw through a coupler; the middle part of the shaft body of the rotating rod is horizontally and fixedly sleeved with a driving bevel gear, a connecting port communicated with the transmission cavity is transversely formed in the inner side surface of the inner end of each linkage box, a fifth bearing and a sixth bearing are fixedly connected to the two ends of each connecting port respectively, a first rotating shaft and a second rotating shaft are fixedly connected to the inner ring of each fifth bearing and the inner ring of each sixth bearing respectively, and a driven bevel gear and a transmission bevel gear are fixedly connected to the outer ends of each first rotating shaft and the second rotating shaft respectively; a fixed connecting ring is vertically and fixedly connected to the middle part in the connecting port, a moving plate is vertically arranged on one side of the fixed connecting ring, a seventh bearing is fixedly arranged on the middle part of one side of the moving plate, a linkage shaft is transversely and fixedly connected to the inner ring of the seventh bearing, and hexagonal transmission blocks are vertically and fixedly connected to the two ends of the linkage shaft; the inner end surfaces of the first rotating shaft and the second rotating shaft are matched with the transmission block and are provided with hexagonal transmission slots; a plurality of electric push rods are transversely and fixedly connected to one side face of the fixed connection ring at equal intervals, and the telescopic end of each electric push rod is fixedly connected with the other side face of the movable plate; the bottom surface of each linkage box is fixedly connected with an eighth bearing, a threaded rod is vertically and fixedly connected in an inner ring of the eighth bearing, a lower rod body of each threaded rod is in threaded connection in a threaded cylinder, the top end of each threaded rod movably penetrates into the linkage box, and driven bevel gears are horizontally and fixedly connected in parallel; the driving bevel gear and the driven bevel gear are in meshing transmission, and the driving bevel gear and the driven bevel gear are in meshing transmission.
Preferably, a distance measuring display is mounted on the top surface of the linkage box on one side of the base, and the middle part of the top surface of the base is vertically matched with the coring barrel and is provided with a circular descending opening; mounting grooves are formed in the two sides of the middle of the bottom surface of the base, an electric pushing cylinder is vertically and fixedly connected in each mounting groove, a mounting fixing rod is vertically and fixedly connected to the bottom of the telescopic end of each electric pushing cylinder, a U-shaped groove is formed in the bottom end of each fixing rod, round rods are longitudinally arranged in each U-shaped groove, ninth bearings are fixedly connected to the inner walls of the U-shaped grooves in the two ends of each round rod, and the two ends of each round rod are fixedly connected in the inner rings of the ninth bearings; a distance measuring wheel is vertically fixedly sleeved on a rod body of each round rod, a plurality of pressure cavities are formed in each distance measuring wheel at equal intervals, a movable plate is arranged in each pressure cavity, a measuring point block is fixedly connected to the outer end face of each movable plate, the outer end of each measuring point block penetrates through the pressure cavity, a pressure sensor is mounted on the inner end wall of each pressure cavity, and each pressure sensor is electrically connected with a single chip microcomputer in a distance measuring display; and tension springs are arranged between the pressure sensors and the movable plate, and two ends of each tension spring are fixedly connected with the pressure sensors and the movable plate respectively.
Preferably, a guide cylinder is movably sleeved on the lower cylinder body of the core taking cylinder, cross rods are transversely and fixedly connected to two sides of the guide cylinder, and the outer end of each cross rod is fixedly connected with a support column; each guide cylinder is provided with a plurality of ball grooves at equal intervals on the inner wall, balls are movably clamped in the ball grooves, and exposed ball bodies of the balls are attached to the surface of the core taking cylinder.
Compared with the prior art, the invention has the beneficial effects that:
1. the linkage mechanism is matched with the limiting mechanism, so that the limiting mechanism is driven to fix the position of the coring device when the lifting assembly rotates, and the coring device is effectively prevented from moving during coring operation, so that the accuracy of the road surface coring position is influenced; meanwhile, the effect of limiting and fixing the coring device is automatically realized, the operation is convenient, and the working efficiency of coring on the road surface is effectively improved; the problem that the existing road surface core drilling machine is inconvenient to automatically limit and fix during operation is solved;
2. the distance measurement display is matched with the pressure sensor, so that automatic distance measurement of coring points can be automatically performed when the coring device moves, the accuracy of the coring points can be improved, and the condition that the distance between the coring points is different, which causes the condition that the whole road surface coring sample has invalid samples, can be avoided; the problem of current road surface core machine do not possess automatic range finding when removing is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without limiting the invention. In the drawings:
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional front view of the present invention;
FIG. 3 is a schematic cross-sectional view of the spacing box of the present invention;
FIG. 4 is a schematic view of a partial cross-sectional structure of a pusher plate of the present invention;
FIG. 5 is an enlarged view of the structure of the portion A of the present invention;
FIG. 6 is an enlarged view of the structure of the portion B of the present invention;
number in the figure: 1. a base; 2. a support pillar; 3. a fixed box; 4. a motor; 5. a limiting box; 6. a sleeve; 7. a linkage box; 8. a lifting sleeve; 9. a lifting beam; 10. connecting columns; 11. a rotating shaft; 12. a connecting rod; 13. a core taking barrel; 14. a lead screw; 15. a threaded pipe; 16. a distance measurement display; 17. a drive pulley; 18. a driven pulley; 19. rotating the rod; 20. driving bevel gears; 21. a first rotating shaft; 22. a second rotating shaft; 23. driven bevel gears; 24. a transmission bevel gear; 25. moving the plate; 26. a linkage shaft; 27. a transmission block; 28. a passive bevel gear; 29. a propulsion plate; 30. a threaded barrel; 31. a threaded rod; 32. supporting legs; 33. a limiting plate; 34. a limiting block; 35. a hinged lever; 36. a pressure lever; 37. a thrust plate; 38. a return spring; 39. an electric pushing cylinder; 40. a distance measuring wheel; 41. a movable plate; 42. measuring a point block; 43. a pressure sensor; 44. a tension spring; 45. and a guide cylinder.
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.
Example 1: referring to fig. 1-6, a road surface core drilling machine for highway detection comprises a base 1, a lifting assembly, a transmission assembly, a linkage mechanism and a limiting mechanism, wherein the base 1 is in a horizontally arranged rectangular plate shape, four corners of the bottom surface of the base 1 are fixedly provided with universal wheels, the middle parts of two sides of the top surface of the base 1 are vertically fixedly connected with supporting columns 2, the upper parts in the supporting columns 2 are vertically provided with lifting cavities, and the lifting assemblies are arranged in the lifting cavities; a fixed box 3 is horizontally and fixedly arranged at the top between the support columns 2, and the transmission assembly is arranged in the fixed box 3; a motor box is fixedly connected to the middle of the top surface of the fixed box 3, and a storage battery is arranged on one side of the top surface of the fixed box 3; a motor 4 is vertically arranged in the motor box, the top surface of the base 1 outside the support column 2 is fixedly connected with a limit box 5, and a limit mechanism is arranged in each limit box 5; sleeves 6 are fixedly sleeved at the lower parts of the columns of the support columns 2, a linkage box 7 is fixedly connected to the outer side of each sleeve 6, and a linkage mechanism is arranged in each linkage box 7; the upper parts of the columns of the support columns 2 are movably sleeved with lifting sleeves 8, lifting beams 9 are transversely and fixedly connected among the lifting sleeves 8, bearing grooves are vertically formed in the middle of the top surfaces of the lifting beams 9 in a penetrating mode, and first bearings are horizontally and fixedly connected in the bearing grooves; a connecting column 10 is vertically and fixedly connected in the inner ring of the first bearing, and a core barrel 13 is vertically and fixedly installed at the bottom end of the connecting column 10.
In the invention, the lifting assembly comprises a screw rod 14 and a threaded pipe 15, wherein the top and the bottom in each lifting cavity are fixedly connected with a third bearing, the screw rod 14 is vertically arranged in the lifting cavity, and two ends of each screw rod 14 are fixedly connected in the inner ring of the third bearing; threaded pipes 15 are movably sleeved on the rod body of the screw 14, connecting plates are vertically and fixedly connected to two sides of each threaded pipe 15, strip-shaped openings are vertically formed in the inner walls of two sides of each lifting cavity, and the outer end of each connecting plate extends out of the strip-shaped opening to be fixedly connected with the inner wall of the lifting sleeve 8; a second bearing is fixedly connected to the bottom surface of the fixed box 3, a rotating shaft 11 is vertically and fixedly connected to the inner ring of the second bearing, a hexagonal linkage groove is vertically formed in the top end surface of the connecting column 10, a hexagonal connecting rod 12 is movably inserted into the linkage groove, and the bottom end of the rotating shaft 11 is fixedly connected with the top end of the connecting rod 12; the transmission component comprises a driving belt pulley 17 and a driven belt pulley 18, the top end of the rotating shaft 11 movably penetrates into the motor box and is coaxially and fixedly connected with a motor shaft of the motor 4 through a coupler; a pair of driving belt pulleys 17 are fixedly sleeved on a shaft body of the rotating shaft 11 positioned in the fixed box 3; the top of every lead screw 14 all moves about and runs through in fixed case 3, and the equal movable fixed cover in top of every lead screw 14 is equipped with driven pulley 18, and all overlaps between driving pulley 17 and the driven pulley 18 and be equipped with the belt, and driving pulley 17 is equallyd divide and is connected with driven pulley 18 transmission through the belt respectively.
In the invention, the limiting mechanism comprises a pushing plate 29, a threaded cylinder 30, supporting legs 32 and limiting plates 33, T-shaped guide rails are vertically and fixedly connected to the inner walls of the two sides of each limiting box 5, the pushing plate 29 is horizontally and movably arranged in each limiting box 5, and the two ends of the pushing plate 29 are vertically matched with the T-shaped guide rails to be provided with T-shaped sliding grooves; mounting openings are vertically formed in the middle of the top surface of the limiting box 5, a guide pipe is vertically and fixedly connected in each mounting opening, a threaded cylinder 30 is vertically and movably arranged in each guide pipe, and the bottom end of each threaded cylinder 30 is fixedly connected with the top surface of the pushing plate 29; supporting legs 32 are vertically and fixedly connected to the middle of the bottom surface of the pushing plate 29, and the bottom end of each supporting leg 32 movably penetrates below the bottom surface of the base 1; limiting plates 33 are vertically and fixedly connected to two sides of the middle part in the limiting box 5, and limiting sockets are vertically formed in two sides of the bottom surface of the pushing plate; the propulsion plate 29 on two sides of each limiting socket is internally provided with a locking cavity, and each locking cavity is internally provided with a locking assembly.
In the invention, the locking assembly comprises limit blocks 34, hinge rods 35, a pressure rod 36, a thrust plate 37 and a return spring 38, the inner side of each locking cavity is transversely provided with a guide groove penetrating into the limit socket, each guide groove is transversely and movably provided with a limit block 34, and the outer end of each limit block 34 is movably hinged with a hinge rod 35 through a pin shaft; a rectangular limiting groove is formed in the middle of the outer side face of each limiting plate 33, and the height of each limiting groove is larger than the thickness of each limiting block 34; a reset cavity is vertically formed in the pushing block 29 below the outer side of each locking cavity, a pressure rod 36 is vertically and movably arranged in each reset cavity, and two ends of each pressure rod 36 penetrate into the locking cavity and out of the bottom surface of the pushing plate 29 respectively; the outer end of each hinge rod 35 is hinged with the top end of the pressure rod 36; the rod body of the pressure lever 36 positioned in the reset cavity is horizontally and fixedly sleeved with an annular plate-shaped thrust plate 37, the rod body of the pressure lever 36 above the thrust plate 37 is sleeved with a reset spring 38, and two ends of each reset spring 38 are fixedly connected with the top surface of the thrust plate 37 and the inner top surface of the reset cavity respectively.
In the invention, the linkage mechanism comprises a rotating rod 19, a driving bevel gear 20, a first rotating shaft 21, a second rotating shaft 22, a driven bevel gear 23, a transmission bevel gear 24, a moving plate 25, a linkage shaft 26, a transmission block 27, a driven bevel gear 28 and a threaded rod 31, wherein the lower part in the support column 2 is provided with a transmission cavity, the top and the bottom in each transmission cavity are fixedly connected with a fourth bearing, the rotating rod 19 is vertically arranged in each transmission cavity, and two ends of each rotating rod 19 are fixedly connected in the inner ring of a fourth bearing; the top end of each rotating rod 19 is coaxially and fixedly connected with the bottom end of the lead screw 14 through a coupler; a driving bevel gear 20 is horizontally and fixedly sleeved in the middle of the shaft body of the rotating rod 19, a connecting port communicated with the transmission cavity is transversely formed in the inner side surface of the inner end of each linkage box 7, a fifth bearing and a sixth bearing are fixedly connected to the two ends of each connecting port respectively, a first rotating shaft 21 and a second rotating shaft 22 are transversely and fixedly connected to the inner ring of each fifth bearing and the inner ring of each sixth bearing respectively, and a driven bevel gear 23 and a transmission bevel gear 24 are fixedly connected to the outer ends of each first rotating shaft 21 and each second rotating shaft 22 respectively; a fixed connecting ring is vertically and fixedly connected to the middle part in the connecting port, a moving plate 25 is vertically arranged on one side of the fixed connecting ring, a seventh bearing is fixedly arranged on the middle part of one side of the moving plate 25, a linkage shaft 26 is transversely and fixedly connected to the inner ring of the seventh bearing, and hexagonal transmission blocks 27 are vertically and fixedly connected to the two ends of the linkage shaft 26; the inner end surfaces of the first rotating shaft 21 and the second rotating shaft 22 are matched with the transmission block 27 to be provided with hexagonal transmission slots; a plurality of electric push rods are transversely and fixedly connected to one side face of the fixed connection ring at equal intervals, and the telescopic end of each electric push rod is fixedly connected with the other side face of the movable plate 25; the bottom surface of each linkage box 7 is fixedly connected with an eighth bearing, a threaded rod 31 is vertically and fixedly connected in the inner ring of each eighth bearing, the lower rod body of each threaded rod 31 is in threaded connection with the inside of a threaded cylinder 30, the top ends of the threaded rods 31 movably penetrate through the linkage boxes 7 and are horizontally and fixedly connected with driven bevel teeth 28; the driving bevel gear 20 and the driven bevel gear 23 are in meshing transmission, and the transmission bevel gear 24 and the driven bevel gear 28 are in meshing transmission.
In the invention, a distance measuring display 16 is arranged on the top surface of the linkage box 7 at one side of the base 1, and the middle part of the top surface of the base 1 is vertically matched with the coring barrel 13 and is provided with a circular descending opening; mounting grooves are formed in two sides of the middle of the bottom surface of the base 1, an electric pushing cylinder 39 is vertically and fixedly connected into each mounting groove, a mounting fixing rod is vertically and fixedly connected to the bottom of the telescopic end of each electric pushing cylinder 39, a U-shaped groove is formed in the bottom end of each fixing rod, a round rod is longitudinally arranged in each U-shaped groove, ninth bearings are fixedly connected to the inner walls of the U-shaped grooves in two ends of each round rod, and two ends of each round rod are fixedly connected into inner rings of the ninth bearings; a distance measuring wheel 40 is vertically fixedly sleeved on the rod body of each round rod, a plurality of pressure cavities are arranged in each distance measuring wheel 40 at equal intervals, a movable plate 41 is arranged in each pressure cavity, a measuring point block 42 is fixedly connected to the outer end face of each movable plate 41, the outer end of each measuring point block 42 penetrates through the pressure cavities, a pressure sensor 43 is arranged on the inner end wall of each pressure cavity, and each pressure sensor 43 is electrically connected with a single chip microcomputer in the distance measuring display 16; a tension spring 44 is arranged between the pressure sensor 43 and the movable plate 41, and two ends of the tension spring 44 are respectively fixedly connected with the pressure sensor 43 and the movable plate 41; a guide cylinder 45 is movably sleeved on the lower cylinder body of the core taking cylinder 13, cross rods are transversely and fixedly connected to two sides of the guide cylinder 45, and the outer end of each cross rod is fixedly connected with the support column 2; a plurality of ball grooves are arranged on the inner wall of each guide cylinder 45 at equal intervals, balls are movably clamped in each ball groove, and exposed ball bodies of the balls are attached to the surface of the coring cylinder 13; the guide cylinder 45 is convenient for improving the stability of the coring cylinder 13 during lifting.
Example 2: in this embodiment, the present invention further provides a method for using a road core extractor for highway detection, including the following steps:
firstly, electrically connecting a motor 4, a distance measuring display 16, an electric push rod and an electric push cylinder 39 with a storage battery through leads respectively, and when core taking operation is required on a high-speed road surface, moving the device to the position of a core taking point through a universal wheel by an operator; the electric push rod is controlled to stretch so as to push the movable plate 25 in the connecting port to drive the transmission block 27 at one end of the linkage shaft 26 to be inserted into the transmission slot of the first rotating shaft 21, so that the first rotating shaft 21 is in transmission connection with the second rotating shaft 22;
step two, the rotating shaft 11 is driven to rotate by the control motor 4, the driving belt pulley 17 is driven to rotate by the rotation of the rotating shaft 11, the driven belt pulley 18 at the other end of the belt is driven to rotate by the rotation of the driving belt pulley 17, the lead screw 14 is driven to rotate by the rotation of the driven belt pulley 18, the rotating rod 19 is driven to rotate by the rotation of the lead screw 14, the driving bevel gear 20 is driven to rotate by the rotation of the rotating rod 19, the first rotating shaft 21 is driven to rotate by the meshing transmission of the driving bevel gear 20 and the driven bevel gear 23, the second rotating shaft 22 is driven to rotate by the first rotating shaft 21 through the linkage shaft 26, the driving bevel gear 24 is driven to rotate by the rotation of the second rotating shaft 22, and the threaded rod 31 is driven to rotate in the threaded barrel 30 by the meshing transmission of the driving bevel gear 24 and the driven bevel gear 28, the threaded cylinder 30 is pushed to descend in the guide pipe by the rotation of the threaded rod 31;
step three, the pushing plate 29 is convenient to push to descend in the limiting box 5 through descending of the threaded barrel 30, the bottom end of the supporting leg 32 is convenient to push to abut against the road surface through descending of the pushing plate 29, continuous descending of the pushing plate 29 is convenient to push the supporting leg 32 to limit and fix the coring device, and the device is convenient to prevent from moving during coring; when the pushing plate 29 descends to the bottom of the limiting box 5, the limiting plate 33 is convenient to insert into the limiting socket of the pushing plate 29, meanwhile, the bottom end of the pressing rod 36 is convenient to contact with the inner bottom surface of the limiting box 5, the pressing rod 36 is convenient to extrude into the resetting cavity through continuous descending of the pushing plate 29, the pushing plate 37 is convenient to push the resetting spring 38 through retraction of the pressing rod 36, the bottom end of the hinge rod 35 at the top end is convenient to push to lift through retraction of the pressing rod 36, and the limiting block 34 is convenient to insert into the limiting groove of the limiting plate 33 through intentional lifting of the hinge rod 35; the limit block 34 is inserted into the limit groove of the limit plate 33 to limit the descending position of the push plate 29; the support legs 32 are convenient for supporting and fixing the device;
step four, when the core taking barrel 13 needs to be controlled to carry out core taking operation, an operator controls the electric push rod to retract to drive the movable plate 25 to reset, and the reset of the movable plate 25 is convenient for enabling the transmission block 27 at one end of the linkage shaft 26 to exit out of the transmission slot of the first rotating shaft 21 and enabling the first rotating shaft 21 to be incapable of realizing transmission on the second rotating shaft 22; the rotating shaft 11 is driven to rotate by the rotation of the control motor 4, the connecting rod 12 and the connecting column 10 are driven to rotate conveniently by the rotation of the rotating shaft 11, and the coring barrel 13 is driven to rotate conveniently by the rotation of the connecting column 10; when the screw 14 is driven to rotate by the transmission assembly, the threaded pipe 15 is convenient to descend on the rod body, the lifting sleeve 8 at the outer end of the connecting plate is convenient to descend on the supporting column 2 by the descending of the threaded pipe 15, the connecting column 10 and the coring barrel 13 on the lifting beam 9 are convenient to descend by the ascending and descending of the lifting sleeve 8, and the connecting column 10 is convenient to rotate when ascending and descending by the connecting rod 12 in the connecting column 10; the core taking operation of the road surface is convenient through the descending opening on the base 1 by descending the core taking barrel 13;
after the position of the coring point is cored, the electric push rod in the linkage mechanism is controlled to drive the first rotating shaft 21 and the second rotating shaft 22, the control motor 4 drives the transmission assembly to rotate, the transmission assembly drives the linkage mechanism to transmit, the linkage mechanism drives the limiting mechanism to reset, the pushing plate 29 drives the supporting leg 32 to lift due to the resetting of the limiting mechanism, and the coring device can move; the distance measuring wheel 40 at the bottom end of the fixed rod is in rolling contact with the road surface by controlling the extension and retraction of the electric pushing cylinder 39, when the coring device is pushed to move, the measuring point blocks 42 are conveniently pressed back through the rolling of the distance measuring wheel 40, the tension springs 44 are conveniently compressed through the retraction force of each measuring point block 42, the pressure of the tension springs 44 is sensed through the pressure sensor 43, the pressure sensor 43 then transmits the sensed pressure data signal to a single chip within the range finder display 16, the single chip microcomputer is used for processing the pressure data signals, the single chip microcomputer transmits the processed data signals to a data display screen of the distance measuring display 16, the distance numerical value rolled by the distance measuring wheel 40 is conveniently displayed through the display screen on the distance measuring display 16, and an operator can conveniently determine the next core taking point position through the distance data on the display screen of the distance measuring display 16.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a highway detects uses road surface coring machine, includes base (1), lifting unit, drive assembly, link gear and stop gear, its characterized in that: universal wheels are fixedly mounted at four corners of the bottom surface of the base (1), supporting columns (2) are vertically and fixedly connected to the middle parts of two sides of the top surface of the base (1), lifting cavities are vertically formed in the upper parts of the supporting columns (2), and lifting assemblies are arranged in the lifting cavities; a fixed box (3) is horizontally and fixedly arranged at the top between the supporting columns (2), and the transmission assembly is arranged in the fixed box (3); a motor box is fixedly connected to the middle of the top surface of the fixed box (3), a motor (4) is vertically arranged in the motor box, limiting boxes (5) are fixedly connected to the top surfaces of the bases (1) on the outer sides of the supporting columns (2), and a limiting mechanism is arranged in each limiting box (5);
sleeves (6) are fixedly sleeved on the lower portions of the columns of the supporting columns (2), linkage boxes (7) are fixedly connected to the outer sides of the sleeves (6), and linkage mechanisms are arranged in the linkage boxes (7); lifting sleeves (8) are movably sleeved on the upper parts of the columns of the supporting columns (2), lifting beams (9) are transversely and fixedly connected among the lifting sleeves (8), bearing grooves are vertically formed in the middle of the top surfaces of the lifting beams (9) in a penetrating mode, and first bearings are horizontally and fixedly connected in the bearing grooves; a connecting column (10) is vertically and fixedly connected in an inner ring of the first bearing, and a core taking barrel (13) is vertically and fixedly mounted at the bottom end of the connecting column (10).
2. The road surface core drilling machine for detecting the expressway according to claim 1, comprising: the lifting assembly comprises a lead screw (14) and a threaded pipe (15), a third bearing is fixedly connected to the top and the bottom of each lifting cavity, the lead screws (14) are vertically arranged in the lifting cavities, and two ends of each lead screw (14) are fixedly connected to inner rings of the third bearings; all movable sleeve is equipped with screwed pipe (15) on the body of rod of lead screw (14), and every the equal vertical rigid coupling in both sides of screwed pipe (15) has a connecting plate, every equal vertical strip opening of having seted up on the both sides inner wall in lift chamber, and every the outer end of connecting plate all extends from in the strip opening with the inner wall rigid coupling of lift sleeve (8).
3. The road surface core drilling machine for detecting the expressway according to claim 2, wherein: the bottom surface rigid coupling of fixed case (3) has the second bearing, vertical rigid coupling has axis of rotation (11) in the inner circle of second bearing, the linkage groove of hexagonal shape is vertically seted up to the top face of spliced pole (10), linkage inslot activity is inserted and is equipped with hexagonal shape's connecting rod (12), just the top rigid coupling of the bottom of axis of rotation (11) and connecting rod (12).
4. The road surface core drilling machine for detecting the expressway according to claim 3, wherein: the transmission assembly comprises a driving belt pulley (17) and a driven belt pulley (18), the top end of the rotating shaft (11) movably penetrates into the motor box and is coaxially and fixedly connected with a motor shaft of the motor (4) through a coupler; a pair of driving belt pulleys (17) is fixedly sleeved on a shaft body of the rotating shaft (11) positioned in the fixed box (3); every the top of lead screw (14) is all movable and is passed through in fixed case (3), and every the equal movable fixed cover in top of lead screw (14) is equipped with driven pulley (18), and all overlaps between driving pulley (17) and driven pulley (18) and be equipped with the belt, driving pulley (17) are equallyd divide and are do not passed through the belt and are connected with driven pulley (18) transmission.
5. The road surface core drilling machine for detecting the expressway according to claim 1, comprising: the limiting mechanism comprises a pushing plate (29), a threaded cylinder (30), supporting legs (32) and limiting plates (33), T-shaped guide rails are vertically and fixedly connected to the inner walls of the two sides of each limiting box (5), the pushing plate (29) is horizontally and movably arranged in each limiting box (5), and two ends of each pushing plate (29) are vertically matched with the T-shaped guide rails to be provided with T-shaped sliding grooves; mounting openings are vertically formed in the middle of the top surface of the limiting box (5), a guide pipe is vertically and movably arranged in each mounting opening, a threaded cylinder (30) is vertically and movably arranged in each guide pipe, and the bottom end of each threaded cylinder (30) is fixedly connected with the top surface of the pushing plate (29); supporting legs (32) are vertically and fixedly connected to the middle of the bottom surface of the pushing plate (29), and the bottom end of each supporting leg (32) movably penetrates below the bottom surface of the base (1); limiting plates (33) are vertically and fixedly connected to two sides of the middle part in the limiting box (5), and limiting sockets are vertically formed in two sides of the bottom surface of the propelling plate; and locking cavities are formed in the pushing plates (29) on two sides of each limiting socket, and each locking cavity is internally provided with a locking assembly.
6. The road surface core drilling machine for detecting the expressway according to claim 5, wherein: the locking assembly comprises limiting blocks (34), hinge rods (35), a pressure rod (36), a thrust plate (37) and a return spring (38), guide grooves penetrating into the limiting sockets are transversely formed in the inner sides of the locking cavities, the limiting blocks (34) are transversely movably arranged in the guide grooves, and the outer ends of the limiting blocks (34) are movably hinged to the hinge rods (35) through hinge pins; a reset cavity is vertically formed in the pushing block (29) below the outer side of each locking cavity, a pressure rod (36) is vertically and movably arranged in each reset cavity, and two ends of each pressure rod (36) respectively penetrate into the locking cavity and penetrate out of the bottom surface of the pushing plate (29); the outer end of each hinge rod (35) is hinged with the top end of the pressure rod (36); the push rod (36) is located on the rod body in the reset cavity, the annular plate-shaped thrust plate (37) is horizontally fixedly sleeved on the rod body, the reset springs (38) are sleeved on the push rod (36) above the thrust plate (37), and two ends of each reset spring (38) are fixedly connected with the top surface of the thrust plate (37) and the inner top surface of the reset cavity respectively.
7. The road surface core drilling machine for detecting the expressway according to claim 5, wherein: the linkage mechanism comprises a rotating rod (19), a driving bevel gear (20), a first rotating shaft (21), a second rotating shaft (22), a driven bevel gear (23), a transmission bevel gear (24), a moving plate (25), a linkage shaft (26), a transmission block (27), a driven bevel gear (28) and a threaded rod (31), wherein transmission cavities are formed in the lower part of the supporting column (2), a fourth bearing is fixedly connected to the top and the bottom of each transmission cavity, the rotating rod (19) is vertically arranged in each transmission cavity, and the two ends of each rotating rod (19) are fixedly connected to the inner ring of the fourth bearing; the top end of each rotating rod (19) is coaxially and fixedly connected with the bottom end of the lead screw (14) through a coupler; the middle part of the shaft body of the rotating rod (19) is horizontally and fixedly sleeved with driving bevel teeth (20), the inner side surface of the inner end of each linkage box (7) is transversely provided with a connecting port communicated with a transmission cavity, two ends of each connecting port are fixedly connected with a fifth bearing and a sixth bearing respectively, the inner rings of each fifth bearing and each sixth bearing are transversely and fixedly connected with a first rotating shaft (21) and a second rotating shaft (22) respectively, and the outer ends of each first rotating shaft (21) and each second rotating shaft (22) are fixedly connected with a driven bevel tooth (23) and a transmission bevel tooth (24) respectively; a fixed connecting ring is vertically and fixedly connected to the middle part in the connecting port, a moving plate (25) is vertically arranged on one side of the fixed connecting ring, a seventh bearing is fixedly arranged on the middle part of one side of the moving plate (25), a linkage shaft (26) is transversely and fixedly connected to the inner ring of the seventh bearing, and hexagonal transmission blocks (27) are vertically and fixedly connected to two ends of the linkage shaft (26); the inner end surfaces of the first rotating shaft (21) and the second rotating shaft (22) are matched with the transmission block (27) and provided with hexagonal transmission slots; a plurality of electric push rods are transversely and fixedly connected to one side face of the fixed connection ring at equal intervals, and the telescopic end of each electric push rod is fixedly connected with the other side face of the movable plate (25); an eighth bearing is fixedly connected to the bottom surface of each linkage box (7), a threaded rod (31) is vertically fixedly connected to the inner ring of each eighth bearing, the lower rod body of each threaded rod (31) is in threaded connection with the inside of a threaded barrel (30), the top end of each threaded rod (31) movably penetrates through the linkage box (7), and driven bevel teeth (28) are horizontally and fixedly connected to the top end of each threaded rod; the driving bevel gear (20) and the driven bevel gear (23) are in meshing transmission, and the driving bevel gear (24) and the driven bevel gear (28) are in meshing transmission.
8. The road surface core drilling machine for detecting the expressway according to claim 1, comprising: a distance measuring display (16) is mounted on the top surface of the linkage box (7) on one side of the base (1), and circular descending openings are formed in the middle of the top surface of the base (1) and vertically matched with the coring barrel (13); mounting grooves are formed in the two sides of the middle of the bottom surface of the base (1), an electric pushing cylinder (39) is vertically and fixedly connected into each mounting groove, a mounting fixing rod is vertically and fixedly connected to the bottom of the telescopic end of each electric pushing cylinder (39), a U-shaped groove is formed in the bottom end of each fixing rod, round rods are longitudinally arranged in each U-shaped groove, ninth bearings are fixedly connected to the inner walls of the U-shaped grooves at the two ends of each round rod, and the two ends of each round rod are fixedly connected into the inner ring of each ninth bearing; a distance measuring wheel (40) is vertically and fixedly sleeved on the rod body of each round rod, a plurality of pressure cavities are formed in each distance measuring wheel (40) at equal intervals, a movable plate (41) is arranged in each pressure cavity, the outer end face of each movable plate (41) is fixedly connected with a measuring point block (42), the outer end of each measuring point block (42) penetrates through the pressure cavity, a pressure sensor (43) is mounted on the inner end wall of each pressure cavity, and each pressure sensor (43) is electrically connected with a single chip microcomputer in a distance measuring display (16); and tension springs (44) are arranged between the pressure sensors (43) and the movable plate (41), and two ends of each tension spring (44) are fixedly connected with the pressure sensors (43) and the movable plate (41) respectively.
9. The road surface core drilling machine for detecting the expressway according to claim 1, comprising: a guide cylinder (45) is movably sleeved on the lower cylinder body of the core taking cylinder (13), cross rods are transversely and fixedly connected to two sides of the guide cylinder (45), and the outer end of each cross rod is fixedly connected with a support column (2) respectively; a plurality of ball grooves are formed in the inner wall of each guide cylinder (45) at equal intervals, balls are movably clamped in the ball grooves, and the exposed ball bodies of the balls are attached to the surface of the core barrel (13).
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| CN202011535589.7A CN112284814B (en) | 2020-12-23 | 2020-12-23 | Highway detects with road surface core machine of getting |
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