CN217325300U

CN217325300U - Highway engineering road bed compactness detection device

Info

Publication number: CN217325300U
Application number: CN202221160800.6U
Authority: CN
Inventors: 苏爱斌; 周小生; 李东毅; 李中汉; 陈善强; 吴尚骏; 张湛江; 李思李
Original assignee: Guangxi Yongzhou Expressway Co ltd; Research Institute of Highway Ministry of Transport
Current assignee: Guangxi Yongzhou Expressway Co ltd; Research Institute of Highway Ministry of Transport
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-08-30
Anticipated expiration: 2032-05-16

Abstract

The utility model discloses a highway engineering roadbed compactness detection device, including the carriage, all install the supporting leg on the carriage bottom four corners, the universal wheel is installed to the supporting leg bottom, square through hole has been seted up to the carriage bottom, square through hole with the inside intercommunication of carriage, sliding connection square rod in the square through hole, square rod bottom end fixedly connected with backup pad, be provided with drilling mechanism in the backup pad, be provided with elevating system in the carriage, square rod top stretches into in the carriage with the elevating system transmission is connected, the inside bottom of carriage is provided with measuring mechanism, be provided with the measurement driving piece on the square rod, measuring mechanism with the measurement driving piece transmission is connected. The utility model discloses simple structure, the simple operation has realized the detection to the road bed compactness, can survey drilling depth in real time simultaneously, has saved the amount of labour, improves detection efficiency.

Description

Highway engineering road bed compactness detection device

Technical Field

The utility model relates to a highway engineering check out test set technical field especially relates to a highway engineering roadbed compactness detection device.

Background

The roadbed compactness is one of key indexes for roadbed and pavement construction quality detection, the density condition after on-site compaction is represented, and the higher the compactness is, the higher the density is, and the better the overall performance of the material is. The sand filling method is the most common method at present, and is taken as the main method for measuring density on site in many projects. When the sand filling method is used for detection, firstly, hole opening operation is needed on a roadbed, soil sampling is carried out, sand grains are filled into holes, the sand of uniform particles is used for replacing the volume of a test hole, the density of the roadbed is measured, the manual hole opening mode is adopted in multiple ways in the prior art, the required labor amount is large, the hole opening depth is still needed to be manually measured after hole opening, and the detection efficiency is low. Therefore, a device for detecting the compaction degree of a roadbed in highway engineering is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a highway engineering road bed compactness detection device to solve the problem that above-mentioned prior art exists.

In order to achieve the above object, the utility model provides a following scheme: the utility model provides a highway engineering roadbed compactness detection device, including the carriage, all install the supporting leg on the carriage bottom four corners, the universal wheel is installed to the supporting leg bottom, square through hole has been seted up to the carriage bottom, square through hole with the inside intercommunication of carriage, sliding connection square rod in the square through hole, square rod bottom end fixedly connected with backup pad, be provided with drilling mechanism in the backup pad, be provided with elevating system in the carriage, square rod top stretches into in the carriage with the elevating system transmission is connected, the inside bottom of carriage is provided with measuring mechanism, be provided with the measurement driving piece on the square rod, measuring mechanism with the measurement driving piece transmission is connected.

Preferably, elevating system is including rotating the connection two threaded rods on the relative both sides wall in the carriage, two be provided with the clearance between the threaded rod, threaded connection has the slider on the threaded rod, the slider bottom articulates the one end that has the connecting rod, the connecting rod other end with square pole lateral wall top is articulated, be provided with the driving piece on the carriage, two the threaded rod all with the driving piece transmission is connected.

Preferably, the driving part comprises a first motor fixedly connected to the top end inside the supporting frame, an output shaft of the first motor is fixedly connected with a first bevel gear, the first bevel gear is located in the gap, one end, far away from the inner side wall of the supporting frame, of the threaded rod is fixedly connected with a second bevel gear, and the second bevel gear is meshed with the first bevel gear.

Preferably, the drilling mechanism includes fixed connection in the second motor of backup pad bottom, fixedly connected with drilling rod on the output shaft of second motor, fixedly connected with helical blade on the outer wall of drilling rod.

Preferably, the measuring mechanism is connected including rotating the gear of the inside bottom of carriage, the gear with it connects to measure the driving piece transmission, the inside bottom fixedly connected with tape measure box of carriage, fixedly connected with clockwork spring in the tape measure box, fixedly connected with measures the one end of tape on the clockwork spring, the coaxial fixedly connected with wind-up pulley in gear one side, measure the tape measure other end and stretch out the tape measure box with wind-up pulley fixed connection.

Preferably, one side of the square rod close to the gear is provided with a groove, the measuring driving part comprises a vertical plate which is connected in the groove in a sliding mode, the vertical plate is close to one side of the gear and is fixedly connected with a toothed plate, the gear is meshed with the toothed plate, a limiting part is arranged in the groove, and the limiting part is in limiting fit with the vertical plate.

Preferably, one side that the square pole was kept away from the gear set up threaded hole, the screw hole with the recess intercommunication, the locating part includes threaded connection at the downthehole gag lever post of threaded hole, the gag lever post is close to the one end of riser stretches into in the recess with the riser rotates to be connected, gag lever post other end fixedly connected with knob.

The utility model discloses a following technological effect: the utility model provides a pair of highway engineering road bed compactness detection device, realized the mechanical trompil to the road bed through setting up drilling mechanism, realized seting up different degree of depth holes through setting up elevating system simultaneously, mechanized trompil has improved trompil efficiency, workman's amount of labour has been reduced, through setting up measurement driving piece and measuring mechanism, can obtain the data of the trompil degree of depth in real time at device trompil in-process, the later stage need not be measured once more, the detection efficiency of road bed has further been improved, the device is simple in structure, and convenient for operation, greatly reduced workman's the amount of labour, the detection efficiency of road bed compactness has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a schematic view of the structure of the device of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the top surface structure of the measuring driving member of the present invention;

FIG. 4 is a schematic view of the internal structure of the tape measure case of the present invention;

wherein, 1, supporting frame; 2. supporting legs; 3. a universal wheel; 4. a square rod; 5. a support plate; 6. a threaded rod; 7. a slider; 8. a connecting rod; 9. a first motor; 10. a first bevel gear; 11. a second bevel gear; 12. a second motor; 13. a drill stem; 14. a helical blade; 15. a gear; 16. a tape measure box; 17. a clockwork spring; 18. a winding wheel; 19. a vertical plate; 20. a toothed plate; 21. a limiting rod; 22. a knob.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

The utility model provides a highway engineering roadbed compactness detection device, including carriage 1, all install supporting leg 2 on the 1 bottom four corners of carriage, universal wheel 3 is installed to 2 bottoms of supporting leg, square through hole has been seted up to 1 bottom of carriage, square through hole and the 1 inside intercommunication of carriage, sliding connection square rod 4 in the square through hole, 4 bottom fixedly connected with backup pads 5 of square rod, be provided with drilling mechanism in the backup pad 5, be provided with elevating system in the

carriage

1, 4 tops of square rod stretch into carriage 1 in and be connected with the elevating system transmission, the 1 inside bottom of carriage is provided with measuring mechanism, be provided with the measurement driving piece on the square rod 4, measuring mechanism is connected with the measurement driving piece transmission.

Further optimization scheme, in order to realize drilling mechanism's lift, make the device realize the drilling operation to the different degree of depth, elevating system is including rotating two threaded rods 6 of connection on the wall of the relative both sides in carriage 1, the axle center of two threaded rods 6 is located same axis, and be provided with the clearance between two threaded rods 6, threaded connection has slider 7 on the threaded rod 6, slider 7 top and the inside top sliding contact of carriage 1, the articulated one end that has connecting rod 8 in slider 7 bottom, the connecting rod 8 other end is articulated with square pole 4 lateral wall top, be provided with the driving piece on the carriage 1, two threaded rods 6 all are connected with the driving piece transmission, drive slider 7 lateral shifting when threaded rod 6 rotates, drive square pole 4 vertical removal through connecting rod 8 when slider 7 removes, realize drilling mechanism's lift.

Further optimization scheme, in order to realize the synchronous drive to two threaded rods 6, the driving piece includes the first motor 9 of fixed connection on the inside top of carriage 1, first bevel gear 10 of fixedly connected with on the output shaft of first motor 9, first bevel gear 10 is located the clearance, the one end fixedly connected with second bevel gear 11 of carriage 1 inside wall is kept away from to threaded rod 6, two second bevel gears 11 all mesh with first bevel gear 10, it rotates to drive first bevel gear 10 through first motor 9, first bevel gear 10 drives the second bevel gear 11 of meshing and rotates, second bevel gear 11 rotates the threaded rod 6 that drives fixed connection and rotates.

Further optimize the scheme, in order to realize the drilling operation, drilling mechanism includes second motor 12 of fixed connection in backup pad 5 bottom, and fixedly connected with drilling rod 13 on the output shaft of second motor 12, and fixedly connected with helical blade 14 on the outer wall of drilling rod 13 drives drilling rod 13 through second motor 12 and rotates, realizes the trompil to the road bed, and the while trompil in-process takes out the interior road base material of drilling through helical blade 14.

In order to realize real-time display of the tapping depth, a support frame is fixedly connected to the bottom end inside the support frame 1, a measuring mechanism comprises a gear 15 which is rotatably connected to the support frame, the gear 15 is in transmission connection with a measuring driving piece, a tape box 16 is fixedly connected to the bottom end inside the support frame 1, a clockwork spring 17 is fixedly connected inside the tape box 16, one end of a measuring tape is fixedly connected to the clockwork spring 17, a winding wheel 18 is coaxially and fixedly connected to one side of the gear 15, the other end of the measuring tape extends out of the tape box 16 and is fixedly connected with the winding wheel 18, the winding wheel 18 is driven to rotate when the gear 15 rotates, the measuring tape is wound when the winding wheel 18 rotates, tapping depth data is obtained by observing the initial value of the measuring tape at the outlet of the tape box 16 and the value of the measuring tape at the outlet of the tape box 16 after tapping, secondary hole depth measurement is not needed after tapping is completed, the volume in the hole can be directly calculated according to the specifications of the hole depth, the drill rod 13 and the spiral blade 14, the detection is carried out through a sand filling method, meanwhile, measured data are data when drilling is completed, secondary measurement is avoided, and the data accuracy is high.

Further optimization scheme, in order to realize the drive to gear 15, one side that square rod 4 is close to gear 15 is seted up flutedly, measure the driving piece and include the riser 19 of sliding connection in the recess, one side fixedly connected with pinion rack 20 that riser 19 is close to gear 15, gear 15 and pinion rack 20 meshing, be provided with the locating part in the recess, locating part and 19 spacing cooperation of riser, pinion rack 20 drives the gear 15 rotation of meshing when square rod 4 moves down when carrying out the trompil operation, gear 15 rotates and drives 18 rolling measurement tape rulers of take-up pulley, obtain the numerical value of trompil degree of depth.

In order to ensure the meshing between the toothed plate 20 and the gear 15, a threaded hole is formed in one side of the square rod 4 away from the gear 15, the threaded hole is communicated with the groove, the limiting part comprises a limiting rod 21 in threaded connection with the threaded hole, one end of the limiting rod 21 close to the vertical plate 19 extends into the groove to be rotatably connected with the vertical plate 19, the other end of the limiting rod 21 is fixedly connected with a knob 22, the limiting rod 21 is driven to rotate by manually rotating the knob 22, the limiting rod 21 moves in the threaded hole, the toothed plate 20 is meshed with the gear 15, the gear 15 is driven to rotate anticlockwise when the square rod 4 moves downwards after meshing, the stability of the gear 15 in the rotating process is ensured, the toothed plate 20 is prevented from being separated from the gear 15 when the square rod 4 moves, meanwhile, after the later-period measurement is finished, the knob 22 is rotated reversely to separate the toothed plate 20 from the gear 15, and the measuring tape is recovered to an initial value by the elastic force of the clockwork spring 17.

The utility model provides a highway engineering road bed compactness detection device, when using, remove the device to road bed surface, make pinion rack 20 and gear 15 meshing through manual rotating knob 22, it rotates to drive drilling rod 13 through second motor 12, drive threaded rod 6 through first motor 9 afterwards and rotate, threaded rod 6 rotates and drives slider 7 and remove, it removes to drive square pole 4 through connecting rod 8 when slider 7 removes, the realization is to the trompil operation of road bed, it removes to drive pinion rack 20 when square pole 4 removes simultaneously, pinion rack 20 removes and drives the gear 15 rotation of meshing, gear 15 rotates and drives wind-up wheel 18 and rotate, wind-up wheel 18 carries out the rolling to measuring tape and surveys and the numerical value of record trompil degree of depth, accessible reverse rotation knob 22 makes pinion rack 20 and gear 15 separation after the trompil is accomplished, it resets to measure tape by spring 17's elasticity recovery.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The above-mentioned embodiments are only described in the preferred embodiments of the present invention, but not limited to the scope of the present invention, and various modifications and improvements made by the technical solutions of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.

Claims

1. The device for detecting the compaction degree of the road bed in the highway engineering is characterized by comprising a supporting frame (1), supporting legs (2) are arranged on four corners of the bottom end of the supporting frame (1), universal wheels (3) are arranged at the bottom ends of the supporting legs (2), a square through hole is formed in the bottom end of the supporting frame (1), the square through hole is communicated with the inside of the supporting frame (1), a square rod (4) is connected in the square through hole in a sliding manner, a supporting plate (5) is fixedly connected to the bottom end of the square rod (4), a drilling mechanism is arranged on the supporting plate (5), a lifting mechanism is arranged in the supporting frame (1), the top end of the square rod (4) extends into the supporting frame (1) and is in transmission connection with the lifting mechanism, a measuring mechanism is arranged at the bottom end of the inside of the supporting frame (1), a measuring driving piece is arranged on the square rod (4), the measuring mechanism is in transmission connection with the measuring driving piece.

2. The device for detecting the compactness of the roadbed of the highway engineering as claimed in claim 1, wherein: elevating system connects including rotating two threaded rods (6) on the relative both sides wall in carriage (1), two be provided with the clearance between threaded rod (6), threaded connection has slider (7) on threaded rod (6), slider (7) bottom articulates there is the one end of connecting rod (8), the connecting rod (8) other end with square pole (4) lateral wall top is articulated, be provided with the driving piece on carriage (1), two threaded rod (6) all with the driving piece transmission is connected.

3. The device for detecting the compactness of the roadbed of the highway engineering according to claim 2, wherein the device comprises: the driving piece comprises a first motor (9) fixedly connected to the top end inside the supporting frame (1), a first bevel gear (10) is fixedly connected to an output shaft of the first motor (9), the first bevel gear (10) is located in the gap, the threaded rod (6) is far away from one end of the inner side wall of the supporting frame (1) and is fixedly connected with a second bevel gear (11), and the second bevel gear (11) is meshed with the first bevel gear (10).

4. The highway engineering subgrade compactness detection device of claim 1, characterized in that: drilling mechanism includes fixed connection and is in second motor (12) of backup pad (5) bottom, fixedly connected with drilling rod (13) on the output shaft of second motor (12), fixedly connected with helical blade (14) on the outer wall of drilling rod (13).

5. The device for detecting the compactness of the roadbed of the highway engineering as claimed in claim 1, wherein: measuring mechanism connects including rotating gear (15) of the inside bottom of carriage (1), gear (15) with measure the driving piece transmission and connect, carriage (1) inside bottom fixedly connected with tape measure box (16), fixedly connected with clockwork spring (17) in tape measure box (16), fixedly connected with measures the one end of tape measure on clockwork spring (17), the coaxial fixedly connected with wind-up pulley (18) in gear (15) one side, measure the tape measure other end and stretch out tape measure box (16) with wind-up pulley (18) fixed connection.

6. A road engineering subgrade compactness detection device of claim 5, characterized in that: one side that square pole (4) are close to gear (15) is seted up flutedly, measure the driving piece and include sliding connection at riser (19) in the recess, riser (19) are close to one side fixedly connected with pinion rack (20) of gear (15), gear (15) with pinion rack (20) meshing, be provided with the locating part in the recess, the locating part with the spacing cooperation of riser (19).

7. The highway engineering subgrade compactness detection device of claim 6, characterized in that: keep away from square pole (4) one side set up threaded hole of gear (15), the screw hole with the recess intercommunication, the locating part includes threaded connection limiting rod (21) in the threaded hole, limiting rod (21) are close to the one end of riser (19) is stretched into in the recess with riser (19) rotate and are connected, limiting rod (21) other end fixedly connected with knob (22).