Measuring device for roadbed layered filling thickness

Abstract

The utility model discloses a measuring device for roadbed layered filling thickness, which relates to the technical field of roadbed layered filling thickness measurement and comprises a bottom plate, an adjusting unit is arranged on the top surface of the bottom plate, an extending unit is arranged on the inner side of the adjusting unit, and a measuring unit is arranged on the top surface of the extending unit. The measuring unit comprises a second motor, the second motor is arranged on the inner side of the top face of the extending unit, the output end of the second motor is in transmission connection with a first gear, one side of the first gear is in meshed connection with a second gear, and the inner side of the second gear is in threaded connection with a third threaded rod. And one end of the gear II is rotationally connected to the inner side of the top surface of the extension unit. Through the mutual cooperation of the second motor, the first gear, the second gear, the third threaded rod, the conical rod, the observation plate and the graduated scale, the effect of facilitating real-time monitoring and observation of a measured position by a worker is achieved, and meanwhile the practicability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring the thickness of layered filling of roadbed, in particular to a device for measuring the thickness of layered filling of roadbed. Background Art

[0002] The roadbed bears the deadweight of the rock and soil, the gravity of the road surface, and the traffic load transmitted from the road surface. It is an important part of the entire highway structure. After the roadbed construction is completed, thickness measurement is required to ensure the quality. It is a general term for measuring instruments, measurement standards, reference materials, auxiliary equipment, and the data necessary for measurement. It is used to measure one or several types of quantities. In telecommunications technology, it refers to equipment used to measure various electrical, magnetic, and optical parameters or generate test signals.

[0003] At present, publication number CN219223574U discloses a device for measuring the thickness of layered filling of roadbed, including a frame and an insertion rod; the frame includes a bottom frame and a moving rod, the bottom frame is rectangular, and support rods are respectively arranged at the middle positions on both sides of the bottom frame, and top rods are connected to the tops of the two support rods; a threaded hole is opened in the middle of the top rod; the moving rod is arranged below the top rod, and the two ends of the moving rod are respectively slidably connected to the support rods through a slide cylinder sleeved on the support rod; a threaded rod is arranged on the top of the moving rod, the bottom of the threaded rod is fixedly connected to the moving rod, and the upper end of the threaded rod is inserted into the threaded hole and threadedly connected to the top rod; the insertion rod is arranged below the moving rod, and the lower end of the insertion rod extends into the roadbed to solve the problem of measuring the roadbed thickness.

[0004] In order to solve the measurement problem, the existing technology uses a rod set below the moving rod, and the lower end of the rod is extended into the roadbed to solve the problem of roadbed thickness measurement. However, the measured distance cannot be accurately displayed during the measurement process, which leads to the problem of low measurement accuracy. Utility Model Content

[0005] The utility model aims to provide a device for measuring the thickness of layered filling of roadbed, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the technical solution adopted by the utility model is:

[0007] A device for measuring the thickness of layered filling of roadbed comprises a base plate, an adjusting unit is arranged on the top surface of the base plate, an extending unit is arranged inside the adjusting unit, and a measuring unit is arranged on the top surface of the extending unit.

[0008] The measuring unit includes a second motor, which is arranged on the inner side of the top surface of the extension unit, and the output end of the second motor is transmission-connected with a first gear, one side of the first gear is meshingly connected with a second gear, the inner side of the second gear is threadedly connected with a third threaded rod, one end of the second gear is rotatably connected to the inner side of the top surface of the extension unit, one end of the third threaded rod extends to the bottom side of the extension unit and is provided with a tapered rod, the inner side of the surface of the third threaded rod is threadedly connected with an observation plate, the inner side of the observation plate is slidably connected with a scale, and one side of the scale is fixedly connected to one side of the extension unit.

[0009] A further improvement of the technical solution of the utility model is that the adjustment unit includes a mounting frame and a movable fixing unit, the mounting frame is fixedly connected to the top surface of the base plate, the movable fixing unit is arranged on the bottom surface of the base plate, and the top surface of the mounting frame is fixedly connected to a motor.

[0010] By adopting the above technical solution, the effect of providing power output for the movement and adjustment of the support rod is achieved through the arrangement of the mobile fixing unit and the motor 1.

[0011] A further improvement of the technical solution of the utility model is that: the output end of the motor 1 is transmission-connected with a threaded rod 1, and the inner side of the mounting frame is fixedly connected with a limit rod.

[0012] By adopting the above technical solution, the threaded rod 1 and the limit rod cooperate with each other, so as to achieve the effect of facilitating adjustment of road surface measurement of different thicknesses.

[0013] A further improvement of the technical solution of the utility model is that the mobile fixing unit includes a universal wheel, a horizontal column and two threaded rods, the universal wheel is fixedly connected to the bottom surface of the base plate, and the horizontal column is fixedly connected to the top surface of the base plate.

[0014] By adopting the above technical solution, the device can be easily moved through the setting of the universal wheel, and the horizontal position of the device can be easily adjusted through the setting of the horizontal column, thereby improving the measurement accuracy.

[0015] A further improvement of the technical solution of the utility model is that the second threaded rod is threadedly connected to the inner side of the top surface of the base plate, a buckle is provided on the inner side of the surface of the second threaded rod, one end of the second threaded rod is threadedly connected to a positioning block, and one side of the positioning block is fixedly connected to a plug-in rod.

[0016] By adopting the above technical solution, the threaded rod 2, the buckle, the positioning block and the plug-in rod cooperate with each other, so as to achieve the effect of facilitating the rapid fixation of the device and adjusting the horizontal position.

[0017] A further improvement of the technical solution of the utility model is that the extension unit includes a support rod, which is threadedly connected to the inner side of the surface of the threaded rod, and an inner groove is provided on the inner side of the support rod, and an extension rod is slidably clamped on the inner side of the inner groove, and a plurality of fixing holes are provided on the inner side of the surface of the extension rod.

[0018] By adopting the above technical solution, the effect of facilitating adjustment testing on road surfaces of the same width is achieved through the arrangement of the support rod, the inner groove, the extension rod and the fixing hole.

[0019] A further improvement of the technical solution of the utility model is that: a pull rod is provided through one side of the support rod, a spring is fixedly connected to one side of the pull rod, and one end of the spring is fixedly connected to one side of the support rod.

[0020] By adopting the above technical solution and arranging the pull rod and the spring, the effect of facilitating the movement of the extension rod and quickly fixing it is achieved.

[0021] Due to the adoption of the above technical solution, the utility model has achieved the following technical progress compared with the prior art:

[0022] The utility model provides a measuring device for the thickness of layered filling of roadbed. Through the mutual cooperation of motor two, gear one, gear two, threaded rod three, tapered rod, observation plate and scale, the effect of facilitating workers to monitor and observe the measuring position in real time is achieved, and the practicality of the device is improved at the same time. Through the mutual cooperation of threaded rod one and limit rod, the effect of facilitating adjustment of road surface measurement of different thicknesses is achieved. Through the arrangement of support rods, inner grooves, extension rods and fixing holes, the effect of facilitating adjustment and testing of road surfaces with the same width is achieved.

[0023] The utility model provides a measuring device for the thickness of layered filling of roadbed. The arrangement of universal wheels facilitates the effect of moving the device. The arrangement of horizontal columns facilitates the effect of adjusting the horizontal position of the device, thereby improving the measurement accuracy. The arrangement of universal wheels facilitates the effect of moving the device. The arrangement of horizontal columns facilitates the effect of adjusting the horizontal position of the device, thereby improving the measurement accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0025] Figure 2 It is a schematic diagram of the cross-sectional structure of the regulating unit of the utility model;

[0026] Figure 3 For this utility model Figure 2 A magnified schematic diagram of the structure of A;

[0027] Figure 4 It is a schematic diagram of the explosion structure of the extension unit of the utility model;

[0028] Figure 5 It is a structural schematic diagram of the measuring unit of the utility model.

[0029] In the figure: 1. base plate; 2. adjustment unit; 21. mounting frame; 22. mobile fixing unit; 221. universal wheel; 222. horizontal column; 223. threaded rod 2; 224. buckle; 225. positioning block; 226. plug-in rod; 23. motor 1; 24. threaded rod 1; 25. limit rod; 3. extension unit; 31. support rod; 32. inner groove; 33. extension rod; 34. fixing hole; 35. pull rod; 36. spring; 4. measuring unit; 41. motor 2; 42. gear 1; 43. gear 2; 44. threaded rod 3; 45. tapered rod; 46. observation plate; 47. ruler. DETAILED DESCRIPTION

[0030] The present invention is further described in detail below in conjunction with the embodiments: Example

[0031] like Figure 1-5 As shown, the utility model provides a measuring device for the thickness of layered filling of roadbed, including a bottom plate 1, an adjusting unit 2 is arranged on the top surface of the bottom plate 1, an extending unit 3 is arranged inside the adjusting unit 2, a measuring unit 4 is arranged on the top surface of the extending unit 3, and the measuring unit 4 includes a motor 2 41, the motor 2 41 is arranged on the inner side of the top surface of the extending unit 3, the output end of the motor 2 41 is transmission-connected with a gear 1 42, one side of the gear 1 42 is meshingly connected with a gear 2 43, the inner side of the gear 2 43 is threadedly connected with a threaded rod 3 44, one end of the gear 2 43 is rotatably connected to the inner side of the top surface of the extending unit 3, and one end of the threaded rod 3 44 is rotationally connected to the inner side of the top surface of the extending unit 3. The end extends to the bottom side of the extension unit 3 and is provided with a tapered rod 45. The inner side of the surface of the threaded rod three 44 is threadedly connected to an observation plate 46. The inner side of the observation plate 46 is slidably connected to a scale 47. One side of the scale 47 is fixedly connected to one side of the extension unit 3. The control motor two 41 drives the gear one 42 to rotate, and at the same time drives the gear one 42 to drive the threaded rod three 44 on the inner side of the gear two 43 to rotate, and at the same time drives the tapered rod 45 to be inserted into the interior of the roadbed layer. At the same time, the observation plate 46 slides on the inner side of the scale 47. The workers can complete the measurement of the thickness of the roadbed filling layer through the scale display of the scale 47. Example

[0032] like Figure 1-5As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the adjustment unit 2 includes a mounting frame 21 and a movable fixing unit 22, the mounting frame 21 is fixedly connected to the top surface of the base plate 1, the movable fixing unit 22 is arranged on the bottom surface of the base plate 1, the top surface of the mounting frame 21 is fixedly connected to a motor 1 23, the output end of the motor 1 23 is transmission-connected to a threaded rod 1 24, the inner side of the mounting frame 21 is fixedly connected to a limiting rod 25, the movable fixing unit 22 includes a universal wheel 221, a horizontal column 222 and a threaded rod 223, the universal wheel 221 is fixedly connected to the bottom surface of the base plate 1, the horizontal column 222 is fixedly connected to the top surface of the base plate 1, the threaded rod 223 is threadedly connected to the inner side of the top surface of the base plate 1, and the threaded rod 2 A buckle 224 is provided on the inner side of the surface of 223, and one end of the threaded rod 223 is threadedly connected to a positioning block 225, and one side of the positioning block 225 is fixedly connected to a plug-in rod 226. The device is moved to one side of the road surface through the universal wheel 221, and then the threaded rod 223 is controlled to rotate, and then the plug-in rod 226 is inserted below the ground, and then the remaining plug-in rods 226 are fixed in turn. At the same time, during the fixing process, the horizontal position of the device is adjusted through the threaded rod 223 through the horizontal column 222, and finally the threaded rod 223 is clamped through the buckle 224, and the motor 1 23 is controlled to drive the threaded rod 1 24 to rotate, and at the same time, the support rod 31 is driven to fit the top surface of the road surface under the limit of the limit rod 25. Example

[0033] like Figure 1-5 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, the extension unit 3 includes a support rod 31, the support rod 31 is threadedly connected to the inner side of the surface of the threaded rod 24, the inner side of the support rod 31 is provided with an inner groove 32, the inner side of the inner groove 32 is slidably engaged with an extension rod 33, and the inner side of the surface of the extension rod 33 is provided with a plurality of fixing holes 34, a pull rod 35 is penetrated through one side of the support rod 31, and a spring 36 is fixedly connected to one side of the pull rod 35, one end of the spring 36 is fixedly connected to one side of the support rod 31, and the pull rod 35 is pulled out from the inner side of the fixing hole 34, and the spring 36 is compressed, and the extension rod 33 is pulled to slide on the inner side of the inner groove 32 inside the support rod 31, and is adjusted according to different widths of road surfaces. After the adjustment is completed, the pull rod 35 is placed inside the fixing hole 34 and fixed by the elastic action of the spring 36.

[0034] The working principle of the device for measuring the thickness of layered filling of roadbed will be described in detail below.

[0035] like Figure 1-5As shown, the device is moved to one side of the road surface by the universal wheel 221, and the pull rod 35 is pulled out from the inner side of the fixing hole 34, and the spring 36 is compressed at the same time, and the extension rod 33 is pulled to slide inside the inner groove 32 inside the support rod 31, and adjusted according to the road surface of different widths. After the adjustment is completed, the pull rod 35 is placed inside the fixing hole 34, and the fixing is completed through the elastic action of the spring 36, and then the threaded rod 223 is controlled to rotate, and then the plug rod 226 is inserted below the ground, and then the remaining plug rods 226 are fixed in turn. At the same time, during the fixing process, the device is fixed by the horizontal column 222. The horizontal position of the device is adjusted by the threaded rod 223, and finally the threaded rod 223 is clamped by the buckle 224, and the control motor 1 23 drives the threaded rod 1 24 to rotate, and at the same time drives the support rod 31 to fit the top surface of the road surface under the limit of the limit rod 25, and the control motor 2 41 drives the gear 1 42 to rotate, and at the same time drives the gear 1 42 to drive the threaded rod 3 44 on the inner side of the gear 2 43 to rotate, and at the same time drives the tapered rod 45 to be inserted into the inside of the roadbed layer, and at the same time the observation plate 46 slides on the inner side of the scale 47, and the workers can complete the measurement of the thickness of the roadbed filling layer through the scale display of the scale 47.

[0036] The above generally describes the present invention in detail, but it is obvious to a person skilled in the art that some modifications or improvements can be made to the present invention. Therefore, modifications or improvements that do not deviate from the spirit of the present invention are within the scope of protection of the present invention.

Claims

1. A device for measuring the thickness of layered filling of a roadbed, comprising a base plate (1), characterized in that: An adjustment unit (2) is arranged on the top surface of the bottom plate (1), an extension unit (3) is arranged inside the adjustment unit (2), and a measurement unit (4) is arranged on the top surface of the extension unit (3); The measuring unit (4) comprises a second motor (41), wherein the second motor (41) is arranged on the inner side of the top surface of the extension unit (3), the output end of the second motor (41) is transmission-connected with a first gear (42), one side of the first gear (42) is meshingly connected with a second gear (43), the inner side of the second gear (43) is threadedly connected with a third threaded rod (44), one end of the second gear (43) is rotationally connected to the inner side of the top surface of the extension unit (3), one end of the third threaded rod (44) extends to the bottom side of the extension unit (3) and is provided with a tapered rod (45), the inner side of the surface of the third threaded rod (44) is threadedly connected with an observation plate (46), the inner side of the observation plate (46) is slidably connected with a scale (47), and one side of the scale (47) is fixedly connected to one side of the extension unit (3).

2. A device for measuring the thickness of layered filling of roadbed according to claim 1, characterized in that: The adjustment unit (2) comprises a mounting frame (21) and a movable fixing unit (22); the mounting frame (21) is fixedly connected to the top surface of the base plate (1); the movable fixing unit (22) is arranged on the bottom surface of the base plate (1); and the top surface of the mounting frame (21) is fixedly connected to a motor 1 (23).

3. A device for measuring the thickness of layered filling of roadbed according to claim 2, characterized in that: The output end of the motor 1 (23) is drivingly connected to a threaded rod 1 (24), and the inner side of the mounting frame (21) is fixedly connected to a limit rod (25).

4. A device for measuring the thickness of layered filling of roadbed according to claim 2, characterized in that: The mobile fixing unit (22) comprises a universal wheel (221), a horizontal column (222) and a second threaded rod (223); the universal wheel (221) is fixedly connected to the bottom surface of the bottom plate (1); and the horizontal column (222) is fixedly connected to the top surface of the bottom plate (1).

5. A device for measuring the thickness of layered filling of roadbed according to claim 4, characterized in that: The second threaded rod (223) is threadedly connected to the inner side of the top surface of the bottom plate (1); a buckle (224) is provided on the inner side of the surface of the second threaded rod (223); one end of the second threaded rod (223) is threadedly connected to a positioning block (225); one side of the positioning block (225) is fixedly connected to a plug-in rod (226).

6. A device for measuring the thickness of layered filling of roadbed according to claim 1, characterized in that: The extension unit (3) comprises a support rod (31), the support rod (31) being threadedly connected to the inner side of the surface of the threaded rod (24), an inner groove (32) being provided on the inner side of the support rod (31), an extension rod (33) being slidably engaged on the inner side of the inner groove (32), and a plurality of fixing holes (34) being provided on the inner side of the surface of the extension rod (33).

7. A device for measuring the thickness of layered filling of roadbed according to claim 6, characterized in that: A pull rod (35) is provided through one side of the support rod (31), a spring (36) is fixedly connected to one side of the pull rod (35), and one end of the spring (36) is fixedly connected to one side of the support rod (31).

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