Roadbed layered filling thickness measuring device

Abstract

The utility model belongs to the technical field of subgrade layered filling, and relates to a subgrade layered filling thickness measuring device which comprises a measuring cylinder, a case is fixedly arranged on one side of the middle of the measuring cylinder, a measuring mechanism is arranged in the measuring cylinder, and a supporting mechanism is arranged on the outer side of the measuring cylinder and close to the lower end of the measuring cylinder. The measuring mechanism comprises two fixed discs, a first gear, a two-way screw rod and two moving plates, the two fixed discs are fixedly arranged in the middle of the measuring cylinder, the first gear is rotationally arranged in the measuring cylinder and located between the fixed discs, and the two-way screw rod is rotationally arranged in the measuring cylinder and located between the two fixed discs; the two-way screw is located in the measuring cylinder and penetrates through the fixing disc and the first gear. According to the utility model, the device is simple to operate, can visually record and measure the data of the layering thickness of the roadbed in real time, and has strong stability in use, so that the accuracy of the test data is ensured, and the practicability and the stability of the device are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of subgrade layered filling, especially relates to a subgrade layered filling thickness measuring device. BACKGROUND

[0002] The subgrade layered filling technology is a key construction technology in highway construction, which relates to the structural stability, strength stability and water temperature stability of the subgrade. This technology improves the overall stability and bearing capacity of the subgrade by filling and compacting the subgrade materials according to different levels, ensuring the long-term safe operation of the highway. The subgrade layered filling thickness measuring device is an indispensable part of highway construction, mainly used for measuring and controlling the layered thickness during the subgrade filling process to ensure the stability and bearing capacity of the subgrade structure.

[0003] Most existing subgrade layered filling thickness measuring devices are not easy to visually observe the measured data, which affects the overall stability and bearing capacity of the subgrade. At the same time, maintaining stability during use can ensure the accuracy of the measurement data, further improving the overall stability and bearing capacity of the subgrade. UTILITY MODEL CONTENT

[0004] The utility model discloses a subgrade layered filling thickness measuring device, which solves the problem of not being easy to visually observe the measured data when using the existing measuring device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A subgrade layered filling thickness measuring device, comprising a measuring cylinder, a machine case fixed on one side of the middle part of the measuring cylinder, a measuring mechanism inside the measuring cylinder, and a support mechanism on the outer side of the measuring cylinder near the lower end; the measuring mechanism comprises a fixed disc, a first gear, a bidirectional screw and a moving plate, the number of the fixed disc and the moving plate is two, the two fixed discs are fixed in the middle part of the measuring cylinder, the first gear is rotatably arranged inside the measuring cylinder between the fixed discs, the bidirectional screw is located inside the measuring cylinder and penetrates the fixed disc and the first gear, the two moving plates are slidably arranged on the bidirectional screw, a motor is fixedly arranged in the recess of the machine case, the output end of the motor is fixedly connected with a second gear, a data rod is fixedly arranged on the upper end of one of the moving plates, a limiting block is fixedly arranged on the upper end of the data rod, and a plug rod is fixedly arranged on the lower end of the other moving plate.

[0007] Further, the support mechanism comprises rotating seats and adjusting frames, the rotating seats are fixed to the outside of the measuring cylinder and are located at the lower end thereof, the adjusting frames are rotatably arranged on the rotating seats, the lower end of each adjusting frame is fixed with a supporting leg, and the lower end of each supporting leg is fixed with a bottom plate.

[0008] Further, grooves are arranged on the inner wall of the measuring cylinder at the upper and lower ends thereof and are located at the front and rear ends thereof, and the front end of each moving plate is fixed with a sliding block, and the sliding blocks are slidably arranged in the grooves.

[0009] Further, a recess is arranged in the case, and the recess is in communication with the inside of the measuring cylinder.

[0010] Further, the second gear is meshingly connected with the first gear.

[0011] Further, a limiting hole is arranged at the upper end of the measuring cylinder, and a through hole is arranged at the lower end of the measuring cylinder.

[0012] Further, clamping holes are arranged on the rotating seats and the adjusting frames, clamping columns are clamped on the rotating seats and the adjusting frames at the clamping holes, and the clamping columns are threadedly arranged with loose nuts on both sides thereof.

[0013] The utility model has the following beneficial effects:

[0014] (1) the data obtained by the measuring mechanism when the inserting rod is deeply inserted into the roadbed is displayed in real time, which is convenient for the operator to intuitively record, the first gear is meshingly connected with the second gear, the second gear is rotated under the action of the motor, the bidirectional screw rod is rotated, the inserting rod is moved downward on the bidirectional screw rod, the data rod is moved upward on the bidirectional screw rod, the data transparency of the roadbed layering measurement is realized, and the practicability of the device is improved.

[0015] (2) the support mechanism makes the measuring cylinder have strong stability during use, ensures the accuracy of the measurement data, the angle of the bottom plate can be adjusted by rotating the adjusting frame, the bottom plate can be fixed on the uneven road surface, and then the bottom plate with the appropriate angle is fixed by using the loose nuts, and the stability of the device is improved.

[0016] (3) the device is simple to operate, can record the data of the roadbed layering thickness in real time and intuitively, has strong stability during use, ensures the accuracy of the test data, and improves the practicability and stability of the device. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a perspective view of the structure of the utility model;

[0018] Figure 2The utility model discloses a structure's plan of looking up at;

[0019] Figure 3 The utility model discloses a structure's barrel section view;

[0020] Figure 4 The utility model discloses a structure's measuring mechanism diagram;

[0021] Figure 5 The utility model discloses a structure's support mechanism diagram.

[0022] Mark explanation: 1, measuring cylinder, 2, machine case, 3, measuring mechanism, 301, fixed disc, 302, first gear, 303, bidirectional screw rod, 304, moving plate, 305, sliding slot, 306, sliding block, 307, recess, 308, motor, 309, second gear, 310, data pole, 311, limit block, 312, limit hole, 313, insert rod, 314, through -hole, 4, support mechanism, 401, rotating seat, 402, adjusting frame, 403, support leg, 404, bottom plate, 405, clamping hole, 406, clamping column, 407, loose nut. DETAILED DESCRIPTION

[0023] The technical scheme of the utility model will be described clearly and completely in connection with the drawings.

[0024] As Figure 1 , 3 and 4 show, the utility model provides a kind of specific implementation of a kind of measuring device of roadbed layered filling thickness, including measuring cylinder 1, measuring cylinder 1 middle part side fixedly equipped machine case 2, measuring cylinder 1 inside is equipped with measuring mechanism 3, measuring cylinder 1 outside is equipped with support mechanism 4 near its lower end.

[0025] The measuring mechanism 3 comprises two fixed discs 301, a first gear 302, a bidirectional screw 303 and two moving plates 304, the two fixed discs 301 are fixedly arranged in the middle of the measuring cylinder 1, the first gear 302 is rotatably arranged in the measuring cylinder 1 and located between the two fixed discs 301, the bidirectional screw 303 is located in the measuring cylinder 1 and penetrates through the fixed discs 301 and the first gear 302, the two moving plates 304 are slidably arranged on the bidirectional screw 303, a motor 308 is fixedly arranged on the upper end of a groove 307 in the cabinet 2, the output end of the motor 308 is fixedly connected with a second gear 309, the upper end of one of the moving plates 304 is fixedly arranged with a data rod 310, the upper end of the data rod 310 is fixedly arranged with a limiting block 311, the lower end of the other moving plate 304 is fixedly arranged with a plug rod 313, the data obtained by the plug rod 313 penetrating into the sub-layers of the roadbed through the measuring mechanism 3 is displayed in real time, which is convenient for the operator to intuitively record, the first gear 302 is meshingly connected with the second gear 309, the second gear 309 is driven to rotate by the motor 308, the bidirectional screw 303 is driven to rotate, and the plug rod 313 is driven to move downward on the bidirectional screw 303, the data rod 310 is driven to move upward on the bidirectional screw 303, the data transparency of the sub-layer measurement of the roadbed is realized, and the practicability of the device is improved, the upper and lower ends of the inner wall of the measuring cylinder 1 are both provided with a sliding groove 305, the front end of each of the two moving plates 304 is fixedly arranged with a sliding block 306, and a plurality of sliding blocks 306 are slid in the corresponding sliding grooves 305, respectively, the moving plates 304 are driven to move upward and downward on the bidirectional screw 303 through the sliding blocks 306 sliding in the corresponding sliding grooves 305, respectively, the data rod 310 and the plug rod 313 are driven to move, the cabinet 2 is provided with the groove 307, the groove 307 is communicated with the inside of the measuring cylinder 1, the second gear 309 is not hindered when being driven to rotate by the motor 308 through the communication between the groove 307 and the inside of the measuring cylinder 1, the second gear 309 is meshingly connected with the first gear 302, the bidirectional screw 303 is driven to rotate when the second gear 309 is driven to rotate by the motor 308 through the meshing connection between the second gear 309 and the first gear 302, the upper end of the measuring cylinder 1 is provided with a limiting hole 312, the lower end of the measuring cylinder 1 is provided with a through hole 314, the data rod 310 and the plug rod 313 are not hindered when moving through the limiting hole 312 and the through hole 314, and the accuracy of the data of the data rod 310 is improved.

[0026] As Figure 1 , 2As shown in FIGS. 5, the supporting mechanism 4 comprises rotating seats 401 and adjusting frames 402, the rotating seats 401 are fixedly arranged on the outer side of the measuring cylinder 1 and close to the lower end thereof, the adjusting frames 402 are rotatably arranged on the corresponding rotating seats 401, the lower end of each adjusting frame 402 is fixedly arranged with a supporting leg 403, and the lower end of each supporting leg 403 is fixedly arranged with a bottom plate 404. The supporting mechanism 4 can make the measuring cylinder 1 have strong stability during use, ensure the accuracy of the measurement data, adjust the angle of the bottom plate 404 by rotating the adjusting frame 402, adapt to the position of the uneven road surface for fixing, then fix the bottom plate 404 with the appropriate angle by using the loose nuts 407, improve the stability of the device, the rotating seats 401 and the adjusting frames 402 are all arranged with clamping holes 405, the rotating seats 401 and the adjusting frames 402 located at the clamping holes 405 are all clamped with clamping columns 406, and the clamping columns 406 are all arranged with loose nuts 407 on both sides in a threaded manner. The clamping columns 406 arranged with the loose nuts 407 on both sides in a threaded manner can fix the angle of the adjusted bottom plate 404, ensure the stable center of gravity of the measuring cylinder 1 when standing, and improve the accuracy of the data measurement.

[0027] Working principle: first, place the measuring cylinder 1 in the appropriate position, then adjust the adjusting frame 402, make the bottom plate 404 flat with the road surface, then tighten the loose nuts 407 to fix the bottom plate 404 with the appropriate angle, ensure the stability of the measuring cylinder 1 and the accuracy of the measurement data, then start the motor 308, since the first gear 302 is meshed and connected with the second gear 309, the second gear 309 is rotated under the action of the motor 308, the bidirectional screw rod 303 is rotated, the inserting rod 313 moves downward on the bidirectional screw rod 303, and the data rod 310 moves upward on the bidirectional screw rod 303, realize the data transparency of the subgrade layer measurement, after the measurement is completed, start the motor 308 again to reset the inserting rod 313 and the data rod 310, so as to move the measuring cylinder 1, improve the practicability and stability of the device.

[0028] The above only describes the preferred specific embodiments of the present application, and is not used to limit the present application, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A device for measuring the thickness of a layer of subgrade fill, comprising a measuring cylinder (1), characterised in that: The measuring cylinder (1) is fixed with a case (2) on one side of the middle part, the measuring cylinder (1) is internally provided with a measuring mechanism (3), and the lower end of the measuring cylinder (1) is provided with a supporting mechanism (4) on the outside. The measuring mechanism (3) comprises a fixed disc (301), a first gear (302), a bidirectional screw rod (303) and a moving plate (304), the number of the fixed disc (301) and the moving plate (304) is two, the two fixed discs (301) are fixedly arranged in the middle part of the measuring cylinder (1), the first gear (302) is rotatably arranged in the measuring cylinder (1) and located between the fixed discs (301), the bidirectional screw rod (303) is located in the measuring cylinder (1) and penetrates the fixed disc (301) and the first gear (302), the two moving plates (304) are both slidably arranged on the bidirectional screw rod (303), the motor (308) is fixedly arranged on the upper end of the recess (307) in the case (2), the output end of the motor (308) is fixedly connected with the second gear (309), one end of the data rod (310) is fixedly arranged on the upper end of one of the moving plates (304), the limiting block (311) is fixedly arranged on the upper end of the data rod (310), and the other end of the data rod (310) is fixedly arranged on the lower end of the other moving plate (304).

2. The device for measuring the thickness of subgrade layer filling according to claim 1, characterized in that: The supporting mechanism (4) comprises a rotating seat (401) and an adjusting frame (402), the number of the rotating seat (401) and the adjusting frame (402) is multiple, the multiple rotating seats (401) are fixedly arranged on the outside of the measuring cylinder (1) and located at the lower end, the multiple adjusting frames (402) are rotatably arranged on the corresponding rotating seats (401) respectively, the lower end of the multiple adjusting frames (402) is fixedly arranged with a supporting leg (403), and the lower end of the multiple supporting legs (403) is fixedly arranged with a bottom plate (404).

3. The device for measuring the thickness of the layers of the embankment filling according to claim 1, characterized in that: The upper and lower ends of the inner wall of the measuring cylinder (1) are both provided with a sliding groove (305), and the front end of the two moving plates (304) is fixedly provided with a sliding block (306).

4. The device for measuring the thickness of the layers of subgrade filling according to claim 1, characterized in that: The recess (307) is formed in the case (2), and the recess (307) is communicated with the inside of the measuring cylinder (1).

5. The device for measuring the thickness of the layers of subgrade filling according to claim 1, characterized in that: The second gear (309) is in meshing connection with the first gear (302).

6. The device for measuring the thickness of the layers of subgrade filling according to claim 1, characterized in that: The upper end of the measuring cylinder (1) is provided with a limiting hole (312), and the lower end of the measuring cylinder (1) is provided with a through hole (314).

7. The device for measuring the thickness of the layers of subgrade filling according to claim 2, characterized in that: The multiple rotating seats (401) and the multiple adjusting frames (402) are both provided with a clamping hole (405), the multiple rotating seats (401) and the multiple adjusting frames (402) are clamped with a clamping column (406) at the clamping hole (405), and the clamping column (406) is threadedly provided with a loose nut (407) on both sides.

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