CN220202400U

CN220202400U - Slope self-adaptive deflection instrument

Info

Publication number: CN220202400U
Application number: CN202321496723.6U
Authority: CN
Inventors: 何红; 李红梅; 邢桂珍
Original assignee: Nanjing Qiaorui Traffic Technology Co ltd
Current assignee: Nanjing Qiaorui Traffic Technology Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2023-12-19
Anticipated expiration: 2033-06-12

Abstract

The utility model discloses a slope self-adaptive deflection instrument, which belongs to the technical field of deflection instruments, and comprises a trolley, wherein a through groove is formed in the outer wall of the top end of the trolley in a penetrating way, two first hydraulic cylinders are fixed on the outer wall of the top end of the trolley, which is positioned on two sides of the through groove, a mounting frame is fixed on the top end of a telescopic shaft of each first hydraulic cylinder, and an adjusting cylinder is rotatably mounted on the inner wall of the mounting frame; according to the scheme, the drop hammer is replaced by the counterweight iron ball, the friction force in the falling process of the weight in the inclined state is greatly reduced, the counterweight iron ball can be driven to move up and down through the first hydraulic cylinder and the arc electromagnetic chuck, the counterweight iron ball is released, the traction of a rope and a winch is omitted, the descending resistance of the counterweight iron ball is further reduced, the detection accuracy is improved, the gradient can be detected according to the inclination sensor, and the third hydraulic cylinder can be used for adjusting the angle of the adjusting cylinder and the bearing plate, so that the adjusting cylinder and the bearing plate are perpendicular to a road surface, and the measurement error can be effectively avoided.

Description

Slope self-adaptive deflection instrument

Technical Field

The utility model relates to the technical field of a deflection instrument, in particular to a slope self-adaptive deflection instrument.

Background

Deflection is one of important technical indexes for road design and road engineering quality condition evaluation, and integrally reflects the overall strength of each layer of the road surface, and the strength of the road bed is generally reflected by rebound modulus; if the deflection value is too large, the deformation is larger, and each layer of the pavement is easy to break; the reason for the overlarge deflection value is generally related to the material property, thickness and integrity of each layer of the pavement; measuring deformation of the road surface after receiving impact load by using a deflection meter;

according to patent search, the Chinese patent with the publication number of CN211848794U discloses a convenient road deflection instrument detection device, which comprises a drop hammer, a bearing plate and a data analyzer, wherein the bearing plate is connected with the data analyzer, the bearing plate is in butt joint with the ground, a trolley is arranged above the bearing plate, a through hole is formed in the upper surface of the trolley, a clamping plate is arranged above the trolley, a guide rod is fixedly arranged between the clamping plate and the bearing plate, the outer wall of the guide rod is in butt joint with the inner wall of the through hole, a bracket is fixedly arranged on the upper surface of the trolley, a pulley is fixedly arranged on the bracket, the drop hammer is positioned between the pulley and the clamping plate, a winch is arranged on the upper surface of the trolley, a rope is fixedly arranged between the winch and the drop hammer, the upper surface of the rope is in butt joint with the pulley, and a guide component is fixedly arranged between the upper surface of the trolley and the drop hammer;

when the deflection meter runs to an arched pavement, the load bearing plate is not perpendicular to the ground due to different ground height and inclination, so that the load applied to the pavement is changed, measurement errors are generated, the drop hammer is lifted through the winch and the rope, and when the drop hammer is released, the drop hammer is also connected with the rope which is connected with the winch and drives the winch to rotate, so that resistance is generated to the drop of the drop hammer, and the detection accuracy is affected.

Disclosure of Invention

Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide the slope self-adaptive deflection gauge, the drop hammer is replaced by the counterweight iron ball, the friction force in the falling process of the counterweight in an inclined state is greatly reduced, the counterweight iron ball can be driven to move up and down through the first hydraulic cylinder and the arc electromagnetic chuck, the counterweight iron ball is released, the traction of a rope and a winch is omitted, the descending resistance of the counterweight iron ball is further reduced, the detection accuracy is improved, the gradient can be detected according to the inclination sensor, the third hydraulic cylinder can be used for adjusting the angle of the adjusting cylinder and the bearing plate, the adjusting cylinder and the bearing plate are perpendicular to the road surface, and the measurement error can be effectively avoided.

Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a slope self-adaptation deflection appearance, includes the shallow, link up on the top outer wall of shallow and offered logical groove, be fixed with two first pneumatic cylinders on the top outer wall that the shallow is located logical groove both sides, be fixed with the installing frame on the top of first pneumatic cylinder telescopic shaft, rotate on the inner wall of installing frame and install the regulation section of thick bamboo, be fixed with the second pneumatic cylinder on the top outer wall of regulation section of thick bamboo, the flexible shaft of second pneumatic cylinder is located and is fixed with arc electromagnet on the bottom of regulation section of thick bamboo, rotate on one side of the top of installing frame and install the third pneumatic cylinder, and the flexible one end rotation of third pneumatic cylinder is installed in the outer wall of regulation section of thick bamboo, run through on the bottom inner wall of regulation section of thick bamboo and install first guide arm, and the outer wall sliding connection of first guide arm and regulation section of thick bamboo, be fixed with hammering board on the top that first guide arm is located the regulation section of thick bamboo, be fixed with the loading board on the bottom of first guide arm, rolling installation counter weight iron ball on the inside that the regulation section of thick bamboo is located hammering board top.

Further, a plurality of vertical through grooves are formed in the outer wall of the adjusting cylinder.

Further, two movable grooves are formed in the outer walls of the two sides of the cart, a double-end screw rod is rotatably mounted on the inner wall between the movable grooves, a movable block is sleeved on the outer wall of the double-end screw rod located in the movable groove, the movable block is in threaded connection with the double-end screw rod, a supporting rod is rotatably mounted on the outer wall of the movable block, a brake plate is fixed on the bottom between the supporting rods, and a plurality of protrusions are fixed on the bottom of the brake plate.

Further, the pulley has been cup jointed on the one end that the double-end lead screw passed the shallow outer wall, cup jointed the belt on the outer wall between the pulley, the rotating electrical machines is installed to one of them double-end lead screw on one side of shallow, and the one end of rotating electrical machines output shaft is connected with the one end of double-end lead screw.

Further, second guide rods are fixed on the outer walls of the top ends of the cart, which are positioned on the two sides of the first hydraulic cylinder, and the second guide rods are in sliding connection with the mounting frame.

Further, a control panel is installed on one side of the top end of the cart, an inclination sensor is installed on the outer wall of the bottom end of the cart, which is located on one side of the square through groove, and the control panel is electrically connected with the inclination sensor, the third hydraulic cylinder, the first hydraulic cylinder, the second hydraulic cylinder, the arc electromagnetic chuck and the rotating motor.

Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) According to the scheme, the drop hammer is replaced by the counterweight iron ball, so that the friction force in the falling process of the weight in an inclined state is greatly reduced, the counterweight iron ball can be driven to move up and down through the first hydraulic cylinder and the arc electromagnetic chuck, the counterweight iron ball is released, the traction of a rope and a winch is omitted, the descending resistance of the counterweight iron ball is further reduced, the detection accuracy is improved, the gradient can be detected according to the inclination angle sensor, and the third hydraulic cylinder can be used for adjusting the angle of the adjusting cylinder and the bearing plate, so that the adjusting cylinder and the bearing plate are perpendicular to a road surface, and measurement errors can be effectively avoided;

(2) In this scheme, when the shallow stops on the slope, the rotating electrical machines passes through band pulley and belt and drives two double-end lead screws and rotate to drive the support on the movable block and remove, and drive braking plate and ground contact, the equipment is placed and the stability of equipment work has been improved to the movable position of moving.

Drawings

FIG. 1 is a schematic front perspective view of the present utility model;

FIG. 2 is a schematic bottom perspective view of the present utility model;

FIG. 3 is a schematic side view in cross-section of the present utility model;

the reference numerals in the figures illustrate:

1. a cart; 2. square through groove; 3. a first hydraulic cylinder; 4. a mounting frame; 5. an adjustment cylinder; 6. a second hydraulic cylinder; 7. an arc electromagnetic chuck; 8. a third hydraulic cylinder; 9. a counterweight iron ball; 10. hammering the plate; 11. a first guide bar; 12. a carrying plate; 13. a second guide bar; 14. a moving groove; 15. a moving block; 16. double-end screw rod; 17. a support rod; 18. a brake plate; 19. a belt wheel; 20. a belt; 21. a rotating electric machine; 22. a control panel; 23. an inclination angle sensor.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Example 1:

referring to fig. 1-3, a slope self-adaptive deflection meter comprises a cart 1, a through groove 2 is formed in the outer wall of the top end of the cart 1 in a penetrating way, two first hydraulic cylinders 3 are fixed on the outer wall of the top end of the two sides of the through groove 2, a mounting frame 4 is fixed on the top end of a telescopic shaft of the first hydraulic cylinders 3, an adjusting cylinder 5 is rotatably mounted on the inner wall of the mounting frame 4, a second hydraulic cylinder 6 is fixed on the outer wall of the top end of the adjusting cylinder 5, an arc-shaped electromagnetic chuck 7 is fixed on the bottom end of the telescopic shaft of the second hydraulic cylinder 6 in the adjusting cylinder 5, a third hydraulic cylinder 8 is rotatably mounted on one side of the top end of the mounting frame 4, one end of the third hydraulic cylinder 8 is rotatably mounted on the outer wall of the adjusting cylinder 5, a first guide rod 11 is penetratingly mounted on the inner wall of the bottom end of the adjusting cylinder 5, the first guide rod 11 is slidably connected with the outer wall of the adjusting cylinder 5, a hammering plate 10 is fixedly arranged on the bottom end of the first guide rod 11, a bearing plate 12 is fixedly arranged on the bottom end of the first guide rod 11, the adjusting cylinder 5 is positioned on the inner side of the hammering plate 10, an inner rolling ball 9 is rotatably mounted on the bottom end of the adjusting cylinder 5, a rolling ball 9 is conveniently above the iron plate 10, and the adjusting ball is conveniently mounted on the bottom of the adjusting cylinder, and the slope is convenient to adjust the slope, and can conveniently be adjusted, and the slope can be conveniently by the slope can be adjusted, and has a slope;

referring to fig. 1-3, a plurality of vertical through grooves are formed on the outer wall of the adjusting cylinder 5, so that negative pressure generated by the adjusting cylinder 5 is avoided, and the falling speed of the counterweight iron ball 9 is prevented from being influenced;

referring to fig. 1-2, two moving grooves 14 are respectively formed on the outer walls of two sides of a cart 1, a double-head screw rod 16 is rotatably mounted on the inner wall between the moving grooves 14, moving blocks 15 are respectively sleeved on the outer walls of the double-head screw rods 16 positioned in the moving grooves 14, the moving blocks 15 are in threaded connection with the double-head screw rods 16, supporting rods 17 are rotatably mounted on the outer walls of the moving blocks 15, a braking plate 18 is fixed on the bottom ends between the supporting rods 17, and a plurality of protrusions are fixed on the bottom ends of the braking plate 18;

referring to fig. 1-2, one end of the double-ended screw rod 16 penetrating through the outer wall of the cart 1 is sleeved with a belt wheel 19, the outer wall between the belt wheels 19 is sleeved with a belt 20, one side of the cart 1 is provided with a rotating motor 21 corresponding to one of the double-ended screw rods 16, one end of an output shaft of the rotating motor 21 is connected with one end of the double-ended screw rod 16, and the double-ended screw rod is simple in structure, convenient to operate and convenient to rotate through the rotating motor 21, and drives the two double-ended screw rods 16 to synchronously rotate by being matched with the belt wheel 19 and the belt 20;

referring to fig. 1 and 3, second guide rods 13 are fixed on the outer walls of the top ends of the two sides of the first hydraulic cylinder 3 of the cart 1, and the second guide rods 13 are slidably connected with the mounting frame 4, so that the up-and-down movement of the mounting frame 4 is stable;

referring to fig. 1-2, a control panel 22 is installed on one side of the top end of the cart 1, an inclination sensor 23 is installed on the outer wall of the bottom end of the cart 1, which is located on one side of the square through groove 2, the control panel 22 is electrically connected with the inclination sensor 23, the third hydraulic cylinder 8, the first hydraulic cylinder 3, the second hydraulic cylinder 6, the arc electromagnetic chuck 7 and the rotating motor 21, so that the operation of equipment is conveniently controlled through the control panel 22, and the inclination sensor 23 is convenient for detecting the inclination of the gradient, so that the adjustment cylinder 5 is conveniently adjusted.

When in use: when the impact load is detected on a slope, the slope of the slope is detected by the inclination sensor 23 when the cart 1 moves to the slope, the slope is transmitted to the control panel 22 through an electric signal, the control panel 22 controls the third hydraulic cylinder 8 to start, the third hydraulic cylinder 8 drives the adjusting cylinder 5 to rotate, the adjusting cylinder 5 drives the bearing plate 12 to rotate, the bearing plate 12 is vertical to the slope, then the first hydraulic cylinder 3 is started, the mounting frame 4 is driven to move, the mounting frame 4 drives the adjusting cylinder 5 to move, the bearing plate 12 is overlapped with the slope, then the second hydraulic cylinder 6 is started, the second hydraulic cylinder 6 sucks the counterweight iron ball 9 through the arc electromagnetic chuck 7 to lift and rise to a proper height, the arc electromagnetic chuck 7 is controlled to loosen the counterweight iron ball 9, the impact iron ball 10 is hammered, the impact load is applied to the road surface on the road, the deformation of the surface of the structure layer is detected by the sensor distributed at different distances from the measuring points, and the recording system transmits signals to a computer; before impact load detection is carried out on a slope, the trolley 1 is stopped and stabilized, the rotating motor 21 is started, the rotating motor 21 drives the two double-headed screw rods 16 to rotate simultaneously through the cooperation of the belt wheel 19 and the belt 20, the double-headed screw rods 16 drive the moving blocks 15 to move close to each other, and the moving blocks 15 drive the brake plate 18 on the bottom end of the supporting rod 17 to move and stop in contact with the ground, so that the trolley 1 is stably fixed.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a slope self-adaptation deflection appearance, includes shallow (1), its characterized in that: through groove (2) have been link up on the top outer wall of shallow (1), be fixed with two first pneumatic cylinders (3) on the top outer wall of shallow (1) are located through groove (2) both sides, be fixed with installing frame (4) on the top of first pneumatic cylinder (3) telescopic shaft, rotate on the inner wall of installing frame (4) and install an adjusting cylinder (5), be fixed with second pneumatic cylinder (6) on the top outer wall of adjusting cylinder (5), be fixed with arc electromagnet (7) on the bottom that second pneumatic cylinder (6) telescopic shaft is located adjusting cylinder (5), rotate on top one side of installing frame (4) and install third pneumatic cylinder (8), and the one end rotation that third pneumatic cylinder (8) is flexible is installed in the outer wall of adjusting cylinder (5), run through on the bottom inner wall of adjusting cylinder (5) and install first guide arm (11) and the outer wall sliding connection of adjusting cylinder (5), first guide arm (11) are located adjusting cylinder (5) bottom and are fixed with arc electromagnet (10), be located on the top of adjusting cylinder (5) and install a rolling weight (10) top (10).

2. A slope adaptive deflectometer according to claim 1, wherein: a plurality of vertical through grooves are formed in the outer wall of the adjusting cylinder (5).

3. A slope adaptive deflectometer according to claim 1, wherein: two movable grooves (14) are formed in the outer walls of the two sides of the trolley (1), a double-end screw rod (16) is rotatably mounted on the inner wall between the movable grooves (14), the double-end screw rod (16) is located on the outer wall in the movable groove (14) and is sleeved with a movable block (15), the movable block (15) is in threaded connection with the double-end screw rod (16), a supporting rod (17) is rotatably mounted on the outer wall of the movable block (15), a brake plate (18) is fixed on the bottom between the supporting rods (17), and a plurality of protrusions are fixed on the bottom of the brake plate (18).

4. A slope adaptive deflectometer according to claim 3, wherein: the double-end screw rod (16) penetrates through one end of the outer wall of the trolley (1) and is sleeved with a belt wheel (19), a belt (20) is sleeved on the outer wall between the belt wheels (19), a rotating motor (21) is arranged on one side of the trolley (1) corresponding to one of the double-end screw rods (16), and one end of an output shaft of the rotating motor (21) is connected with one end of the double-end screw rod (16).

5. A slope adaptive deflectometer according to claim 1, wherein: the cart (1) is fixed with a second guide rod (13) on the outer walls of the top ends of the two sides of the first hydraulic cylinder (3), and the second guide rod (13) is in sliding connection with the mounting frame (4).

6. A slope adaptive deflectometer according to claim 1, wherein: control panel (22) are installed on one side of the top of shallow (1), install inclination sensor (23) on the bottom outer wall that shallow (1) are located square logical groove (2) one side, control panel (22) and inclination sensor (23), third pneumatic cylinder (8), first pneumatic cylinder (3), second pneumatic cylinder (6), arc electromagnet (7) and rotating electrical machines (21) electric connection.