阅读说明：本技术 一种公路工程用取土样系统及其稳定机构 (Soil sampling system for highway engineering and stabilizing mechanism thereof ) 是由 张力沛 于 2019-09-24 设计创作，主要内容包括：本发明公开了一种公路工程用取土样系统及其稳定机构,包括顶板和底板,顶板的底端的中部通过转轴转动连接有钻杆,顶板底端的两侧活动穿插连接有丝杆,两个丝杆的顶端穿过顶板顶端开设的圆孔转动连接有传动齿轮,两个传动齿轮的底端转动连接有支撑块,转轴的顶端穿过顶板固定套接有主动齿轮,两个传动齿轮和主动齿轮通过链条传动连接,且主动齿轮的顶端设置有驱动装置。本发明利用丝杆、主动齿轮、传动齿轮、支撑块和链条的设置能够在伺服电机带动钻杆转动时自动带动顶板和钻杆进行升降,从而实现一个电器直接控制钻杆的自转及升降,降低了制造成本和使用成本,提高了操作者使用的便捷性。(The invention discloses a soil sampling system for highway engineering and a stabilizing mechanism thereof, which comprise a top plate and a bottom plate, wherein the middle part of the bottom end of the top plate is rotatably connected with a drill rod through a rotating shaft, two sides of the bottom end of the top plate are movably and alternately connected with screw rods, the top ends of the two screw rods penetrate through a round hole formed in the top end of the top plate and are rotatably connected with transmission gears, the bottom ends of the two transmission gears are rotatably connected with supporting blocks, the top end of the rotating shaft penetrates through the top plate and is fixedly sleeved with a driving gear, the two transmission gears are in transmission. According to the invention, the screw rod, the driving gear, the transmission gear, the supporting block and the chain are arranged, so that the top plate and the drill rod can be automatically driven to lift when the servo motor drives the drill rod to rotate, the rotation and the lifting of the drill rod can be directly controlled by one electric appliance, the manufacturing cost and the use cost are reduced, and the use convenience of an operator is improved.)

1. The utility model provides a soil sampling system for highway engineering, includes roof (1), its characterized in that: the middle part of the bottom end of the top plate (1) is rotatably connected with a drill rod (2) through a rotating shaft, two sides of the bottom end of the top plate (1) are movably inserted and connected with screw rods (3), the top ends of the two screw rods (3) penetrate through a round hole formed in the top end of the top plate (1) to be rotatably connected with transmission gears (5), a round through hole (6) formed in the middle part of each transmission gear (5) is provided with a thread groove, the inner wall of each round through hole (6) is provided with a thread groove, each transmission gear (5) is rotatably connected with the outer wall of each screw rod (3) through the thread groove formed in the inner wall of each round through hole (6), the bottom ends of the two transmission gears (5) are rotatably connected with supporting blocks (8), the top end of the rotating shaft penetrates through the top plate (1) to, and a driving device is arranged at the top end of the driving gear (4).

2. The soil sampling system for road engineering according to claim 1, wherein: the drill rod is characterized in that a helical blade (15) is fixedly connected to the bottom of the outer wall of the drill rod (2), a conical drill bit (16) is fixedly connected to the bottom end of the drill rod (2), a soil sampling cavity (17) is formed in the inner cavity of the drill rod (2), and the conical drill bit (16) is communicated with the soil sampling cavity (17).

3. The soil sampling system for road engineering according to claim 2, wherein: gather the middle part fixedly connected with fixed plate of soil chamber (17) inner wall at (18), the middle part activity interlude on the top of fixed plate (18) is connected with and has pushed away meal (20), just bottom fixedly connected with push pedal (19) of fixed plate (18) are passed to the bottom of push rod (20), the top fixedly connected with slide (21) of push rod (20), push pedal (19) and slide (21) all with the inner wall sliding connection who gathers soil chamber (17), the outer wall cover of push rod (20) is equipped with first spring (22), bar through-hole (24) sliding connection that gathers soil chamber (17) push rod both sides inner wall and offer has grab handle (23), and two grab handle (23) respectively with the outer wall fixed connection of slide (21).

4. The soil sampling system for road engineering according to claim 1, wherein: the bottom ends of the two transmission gears (5) are fixedly connected with annular covers (7), the top ends of the supporting blocks (8) are provided with annular grooves (9) matched with the annular covers (7), the annular covers (7) are connected with the annular grooves (9) in a sliding penetrating mode, annular rolling paths (11) are symmetrically formed in the bottom ends of the annular covers (7) and the bottom ends of inner cavities of the annular grooves (9), and a plurality of balls (10) are arranged between the annular rolling paths (11) at intervals.

5. The soil sampling system for road engineering according to claim 1, wherein: the driving device is a servo motor (13), an output shaft of the servo motor (13) is in transmission connection with the top end of the rotating shaft, and the middle of the servo motor (13) is fixedly connected with the top end of the top plate (1) through a fixed frame (14) in fixed connection.

6. The soil sampling system for road engineering according to claim 1, wherein: the top ends of the two screw rods (3) are fixedly connected with limiting blocks, and the diameter of the transmission gear (5) is larger than that of the round hole and larger than that of the screw rod (3).

7. The utility model provides a soil sampling stabilizing mean for highway engineering, includes bottom plate (28), its characterized in that: both sides on bottom plate (28) top all articulate there are second connecting rod (26), two the top of second connecting rod (26) is connected with first connecting rod (25) through the round pin axle rotation, the symmetry is provided with two second spring (27) between bottom plate (28) and roof (1), one of them the both ends of second spring (27) respectively with the top fixed connection of two first connecting rod (25), another of them the both ends of second spring (27) respectively with the bottom fixed connection of two second connecting rod (26).

8. The soil sampling and stabilizing mechanism for road engineering according to claim 7, wherein: the two sides of the top end of the bottom plate (28) are respectively rotatably connected with the bottom ends of the two screw rods (3), and a telescopic through hole (31) is formed in the middle of the top end of the bottom plate (28) and is located right below the drill rod (2).

9. The soil sampling and stabilizing mechanism for road engineering according to claim 7, wherein: the bottom of bottom plate (28) is the rectangular array and rotates and be connected with four universal wheels (29), and four the top of universal wheel (29) is installed with the wheel and is stopped.

10. The soil sampling and stabilizing mechanism for road engineering according to claim 7, wherein: the corners of the top of the bottom plate (28) are all threaded and connected with long screws (30) in an inserting mode.

Technical Field

The invention relates to the field of highway engineering, in particular to a soil sampling system for highway engineering and a stabilizing mechanism thereof.

Background

With the continuous development and progress of the road traffic industry, the condition of a basic soil layer in road engineering is directly related to the construction quality of a road. Therefore, in the early stage of highway engineering construction and in the construction process, the roadbed soil sample below the original ground of the highway engineering needs to be sampled and analyzed according to the technical requirements so as to ensure the construction quality of the highway.

Disclosure of Invention

The invention aims to provide a soil sampling system for highway engineering and a stabilizing mechanism thereof, which are used for solving the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a soil sampling system for highway engineering and stabilizing mean thereof, includes roof and bottom plate, the middle part of the bottom of roof rotates through the pivot and is connected with the drilling rod, the both sides activity interlude of roof bottom is connected with the lead screw, two the round hole that the top of lead screw was passed the roof top and was seted up rotates and is connected with drive gear, the circular through-hole that drive gear's middle part was seted up, the thread groove has been seted up to the inner wall of circular through-hole, drive gear rotates with the outer wall of lead screw through the thread groove that circular through-hole inner wall was seted up and is connected, two drive gear's bottom is rotated and is connected with the supporting shoe, the top of pivot is passed the roof and is fixed the cup jointed driving gear.

Preferably, the bottom of the outer wall of the drill rod is fixedly connected with a helical blade, the bottom end of the drill rod is fixedly connected with a conical drill bit, a soil sampling cavity is formed in the inner cavity of the drill rod, and the conical drill bit is communicated with the soil sampling cavity

Preferably, the middle part fixedly connected with fixed plate of soil collection intracavity wall is in, the middle part activity interlude on the top of fixed plate is connected with and pushes away meal, just the bottom fixedly connected with push pedal of fixed plate is passed to the bottom of push rod, the top fixedly connected with slide of push rod, push pedal and slide all with the inner wall sliding connection in soil collection chamber, the outer wall cover of push rod is equipped with first spring, the bar through-hole sliding connection that soil collection chamber push rod both sides inner wall was seted up has the grab handle, and two the grab handle respectively with the outer wall fixed connection of slide.

Preferably, the bottom ends of the two transmission gears are fixedly connected with annular covers, the top end of the supporting block is provided with an annular groove matched with the annular covers, the annular covers are connected with the annular groove in a sliding and penetrating manner, the bottom ends of the annular covers and the bottom end of an inner cavity of the annular groove are symmetrically provided with annular roller paths, and a plurality of balls are arranged between the two annular roller paths at intervals.

Preferably, the driving device is a servo motor, an output shaft of the servo motor is in transmission connection with the top end of the rotating shaft, and the middle of the servo motor is fixedly connected with the top end of the top plate through a fixing frame fixedly connected with the servo motor.

Preferably, two the equal fixedly connected with stopper in top of lead screw, just drive gear's diameter is greater than the diameter that the round hole is greater than the diameter of lead screw.

Preferably, both sides on bottom plate top all articulate there is the second connecting rod, two the top of second connecting rod is connected with first connecting rod through the round pin axle rotation, the symmetry is provided with two second springs between bottom plate and the roof, one of them the both ends of second spring respectively with the top fixed connection of two first connecting rods, one of them another the both ends of second spring respectively with the bottom fixed connection of two second connecting rods.

Preferably, the two sides of the top end of the bottom plate are respectively and rotatably connected with the bottom ends of the two screw rods, and the middle part of the top end of the bottom plate, which is located right below the drill rod, is provided with a telescopic through hole.

Preferably, the bottom of bottom plate is the rectangular array and rotates and be connected with four universal wheels, and four the top of universal wheel is installed with the wheel and is stopped.

Preferably, the corners of the top end of the bottom plate are all threaded and connected with long screws in an inserting mode.

The invention has the technical effects and advantages that:

1. according to the invention, the screw rod, the driving gear, the transmission gear, the supporting block and the chain are arranged, so that the top plate and the drill rod can be automatically driven to lift when the servo motor drives the drill rod to rotate, the rotation and the lifting of the drill rod can be directly controlled by one electric appliance, the manufacturing cost and the use cost are reduced, and the use convenience of an operator is improved;

2. the invention utilizes the stabilizing mechanism consisting of the first connecting rod, the second connecting rod and the second spring to play a role of shock absorption and buffering when the drill rod samples soil, and prevents the drill bit from shaking off the taken soil sample due to overlarge vibration in the sampling process, thereby improving the stability and the soil sampling efficiency of the drill bit in rotating sampling.

Drawings

FIG. 1 is a schematic front view of the present invention.

FIG. 2 is a schematic front sectional view of the transmission gear of the present invention.

FIG. 3 is a schematic top view of the transmission gear of the present invention.

Fig. 4 is a front sectional structural view of the drill rod of the present invention.

Fig. 5 is a schematic front structural view of the stabilizing mechanism of the present invention.

In the figure: 1. a top plate; 2. a drill stem; 3. a screw rod; 4. a driving gear; 5. a transmission gear; 6. a circular through hole; 7. an annular shroud; 8. a support block; 9. an annular groove; 10. a ball bearing; 11. an annular raceway; 12. a chain; 13. a servo motor; 14. a fixed mount; 15. a helical blade; 16. a conical drill bit; 17. a soil sampling cavity; 18. a fixing plate; 19. pushing the plate; 20. a push rod; 21. a slide plate; 22. a first spring; 23. a handle; 24. a strip-shaped through hole; 25. a first link; 26. a second link; 27. a second spring; 28. a base plate; 29. a universal wheel; 30. a strip screw; 31. and a telescopic through hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a soil sampling system for road engineering and a stabilizing mechanism thereof as shown in figures 1-5, which comprises a top plate 1 and a bottom plate 28, wherein the middle part of the bottom end of the top plate 1 is rotatably connected with a drill rod 2 through a rotating shaft, the bottom of the outer wall of the drill rod 2 is fixedly connected with a helical blade 15, so that the drill rod 2 can penetrate through a soil layer when rotating, the efficiency of drilling on the soil by the drill rod 2 is improved, and further the deep soil can be sampled, the bottom end of the drill rod 2 is fixedly connected with a conical drill bit 16, the conical drill bit 16 can break sudden or stones contacted with the bottom end of the drill rod 2, the drilling efficiency of the drill rod 2 is further improved, the inner cavity of the drill rod 2 is provided with a soil sampling cavity 17, the conical drill bit 16 is communicated with the soil sampling cavity 17, when the drill rod 2 moves downwards and rotates, the sudden extrusion positioned in the middle part, the middle part of the inner wall of the soil sampling cavity 17 is fixedly connected with a fixed plate 18 which mainly plays a role of supporting and fixing, the middle part of the top end of the fixed plate 18 is movably inserted and connected with rice pushing 20, and the bottom end of the push rod 20 is fixedly connected with a push plate 19 through the bottom end of the fixed plate 18, the top end of the push rod 20 is fixedly connected with a sliding plate 21, the push plate 19 and the sliding plate 21 are both connected with the inner wall of the soil-mining cavity 17 in a sliding manner, the outer wall of the push rod 20 is sleeved with a first spring 22 to play a role of resetting, strip-shaped through holes 24 arranged on the inner walls of the two sides of the push rod of the soil-mining cavity 17 are connected with grab handles 23 in a sliding manner, and the two grab handles 23 are, the sliding plate 21 and the push rod 20 are driven to move downwards by manually pulling the grab handle 23 downwards, so that the push rod 20 drives the push plate 19 to push the soil in the soil sampling cavity 17, therefore, the inner ear of the soil sampling cavity 17 is suddenly pushed out, and the collected soil sample is conveniently and quickly discharged;

the two sides of the bottom end of the top plate 1 are movably connected with screw rods 3 in an inserting way to play a guiding role, the top ends of the two screw rods 3 penetrate through a round hole formed in the top end of the top plate 1 to be rotatably connected with a transmission gear 5, a round through hole 6 formed in the middle of the transmission gear 5 is provided, the inner wall of the round through hole 6 is provided with a thread groove, the transmission gear 5 is rotatably connected with the outer wall of the screw rod 3 through the thread groove formed in the inner wall of the round through hole 6, and is in threaded connection with the screw rods 3 by utilizing the thread groove, so that the transmission gear 5 can descend or ascend on the screw rods 3 when rotating clockwise or anticlockwise, thereby pushing the top plate 1 and the drill rod 2 to descend, the rotation and ascending linkage of the drill rod 2 is realized, the bottom ends of the two transmission gears 5 are rotatably connected with supporting, the annular cover 7 is connected with the annular groove 9 in a sliding and penetrating manner, so that the transmission gear 5 can drive the annular cover 7 to rotate in the annular groove 9 on the supporting block 8 when rotating, abrasion caused by contact between the transmission gear 5 and the top plate 1 is avoided, the service life of the transmission gear 5 is prolonged, annular roller paths 11 are symmetrically arranged at the bottom end of the annular cover 7 and the bottom end of an inner cavity of the annular groove 9, a plurality of balls 10 are arranged between the two annular roller paths 11 at intervals, sliding friction between the annular cover 7 and the supporting block 8 can be converted into rolling friction by matching use of the annular roller paths 11 and the balls 10, so that abrasion between the annular cover and the supporting block is reduced, the driving gear 4 is fixedly sleeved at the top end of the rotating shaft through the top plate 1, the two transmission gears 5 and the driving gear 4 are in transmission connection through a chain 12, the two transmission gears 5, and the top of driving gear 4 is provided with servo motor 13, and servo motor 13's output shaft is connected with the top transmission of pivot, and servo motor 13's middle part is through fixed connection's mount 14 and the top fixed connection of roof 1, utilizes servo motor 13 as drive arrangement can carry out clockwise rotation or anticlockwise rotation to drilling rod 2 to be convenient for control drilling rod 2's lift improves the convenience that drilling rod 2 took out from soil simultaneously.

The top of two lead screws 3 is equal fixedly connected with stopper, and the diameter that drive gear 5's diameter is greater than the diameter that the round hole is greater than lead screw 3, plays a limiting displacement, prevents drive gear 5 and lead screw 3 separation.

Both sides on bottom plate 28 top all articulate there is second connecting rod 26, the top of two second connecting rods 26 is connected with first connecting rod 25 through the round pin axle rotation, the symmetry is provided with two second springs 27 between bottom plate 28 and the roof 1, the both ends of one of them second spring 27 respectively with the top fixed connection of two first connecting rods 25, wherein the both ends of another second spring 27 respectively with the bottom fixed connection of two second connecting rods 26, utilize the rotation between first connecting rod 25 and the second connecting rod 26 to be connected, the use of deuterogamying second spring 27 can play a buffering cushioning effect when roof 1 and drilling rod 2 reciprocate, the stability that drilling rod 2 removed improves.

The both sides on bottom plate 28 top are rotated with the bottom of two lead screws 3 respectively and are connected, play a supporting role, the middle part on bottom plate 28 top just is located drilling rod 2 and has seted up flexible through-hole 31 in the position department under, be convenient for drilling rod 2 stretches out bottom plate 28 and ground soil contact, the bottom of bottom plate 28 is the rectangular array and rotates and be connected with four universal wheels 29, and the wheel of four universal wheels 29 is installed and is stopped, be convenient for the removal and the fixing of bottom plate 28, thereby be convenient for the operator to take a sample to the soil in different places, the equal screw thread interlude on edge department on bottom plate 28 top is connected with rectangular screw 30, improve and rotate and insert rectangular screw 30 in soil, realize the relatively fixed between ground and the bottom plate 28, further improve the stability of bottom plate 28 and roof 1.

The working principle of the invention is as follows: when the soil sampling operation is carried out, the switch of the servo motor 13 is rotated clockwise, the servo motor 13 drives the drill rod 2 to rotate clockwise through the rotating shaft, meanwhile, the rotating shaft drives the driving gear 4 to rotate clockwise, the driving gear 4 drives the two transmission gears 5 to rotate clockwise through the transmission of the chain 12, as the transmission gears 5 are in threaded connection with the screw rod 3 through thread grooves formed in the inner wall of the circular through hole 6, the transmission gears 5 move downwards on the screw rod 3 when rotating clockwise, thereby the drill rod at the bottom ends of the top plate 1 and the top plate 1 is driven to descend to be in contact with the ground, as the drill rod 2 rotates, the spiral blade 15 and the conical drill bit 16 are driven to rotate to drill the ground, the soil under the ground is extruded into the soil sampling cavity 17 of the drill rod 2 along with the continuous descending of the drill rod 2, the underground soil is sampled, in the descending process of the top plate 1, the first connecting rod 25 and the second connecting rod 26 rotate around the The pin shaft which is movably connected rotates, the second spring 27 is stretched at the moment, and elastic restoring force generated by stretching of the second spring 27 plays a role in buffering the top plate 1 and the drill rod 2 on the top plate 1, so that the drill rod 2 is kept stable in the descending process.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.