Measuring device and measuring system for gradient of roadbed slope

Abstract

The utility model discloses a measuring device and a measuring system for the gradient of a roadbed slope, and relates to the technical field of road construction, the measuring device comprises a leveling base and a measuring assembly, the leveling base is used for being arranged at the slope toe of the roadbed slope to be measured, the measuring assembly comprises a laser, an angle indicating piece and a plurality of box staff, one end of the laser device is rotationally connected with the top end of the leveling base, the angle indicating piece is arranged at the top end of the leveling base and located on one side of the laser device, and the laser device is used for emitting laser rays parallel to the theoretical slope line of the roadbed slope to be measured through the angle indicating piece; and the plurality of box staff are correspondingly and vertically arranged on each check point of the roadbed slope to be measured at intervals along the laser rays. According to the utility model, through the leveling base and the measuring assembly, the laser ray parallel to the theoretical gradient line of the roadbed slope to be measured is marked on the box staff of the measuring assembly, so that the deviation between the actual gradient and the theoretical gradient of the roadbed slope to be measured can be conveniently and quickly obtained, and the gradient measuring efficiency of the roadbed slope is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of road construction, in particular to a measuring device and a measuring system for the gradient of a roadbed side slope. Background Art

[0002] The roadbed slope refers to the inclined surface connecting the two sides of the roadbed cross section with the ground. The shape and slope of the roadbed slope have an important impact on the stability of the roadbed body. When measuring the roadbed construction site, the slope of the roadbed slope is generally measured.

[0003] In the existing technology, when measuring the slope of the roadbed side slope, professional surveying technicians are required to cooperate with professional instruments to perform measurements and data processing. This relies heavily on professional surveying technicians. For non-professional surveying technicians, it is difficult to quickly obtain a large amount of measurement data on the slope of the roadbed side slope, and the measurement efficiency is low. Utility Model Content

[0004] The embodiment of the utility model provides a measuring device and a measuring system for the slope of a roadbed side slope, so as to solve the technical problem that the prior art requires professional surveying technicians to operate professional instruments, resulting in low measurement efficiency.

[0005] In a first aspect, a device for measuring the slope of a roadbed is provided, comprising:

[0006] A leveling base, the leveling base being used to be located at the foot of the roadbed slope to be measured;

[0007] A measuring assembly includes a laser, an angle indicator, and multiple tower rulers. One end of the laser is rotatably connected to the top of the leveling base. The angle indicator is provided at the top of the leveling base and located on one side of the laser. The laser is used to use the angle indicator to emit a laser line parallel to the theoretical slope line of the roadbed slope to be measured. Multiple tower rulers are provided at corresponding vertical intervals along the laser line at each checkpoint of the roadbed slope to be measured.

[0008] In some embodiments, the leveling base includes: a base plate and a telescopic sleeve rod;

[0009] The bottom surface of the base plate is used to connect with the slope foot of the roadbed slope to be measured, the bottom end of the telescopic sleeve is connected with the top surface of the base plate, and one end of the laser is rotatably connected with the top end of the telescopic sleeve.

[0010] In some embodiments, the leveling base further comprises: a plurality of leveling screws;

[0011] A plurality of leveling screws are arranged around the telescopic sleeve rod, and the bottom end of each leveling screw is detachably connected to the base plate.

[0012] In some embodiments, the telescopic sleeve comprises: a sleeve, a telescopic rod, and a fastening screw;

[0013] The bottom end of the sleeve is connected to the top surface of the base plate, the top end of the sleeve is provided with a connecting hole, the bottom end of the telescopic rod is movably placed in the connecting hole, the fastening screw is inserted into the through hole on the side wall of the movably connected part of the sleeve and the telescopic rod, and the fastening screw is detachably connected to the sleeve and the telescopic rod.

[0014] In some embodiments, the method further comprises: a compass, wherein the compass is sleeved on the outer periphery of the top end of the sleeve.

[0015] In some embodiments, the system further includes a level bubble disposed on the outer wall of the telescopic rod.

[0016] In some embodiments, the leveling base further comprises: a hinge seat and a fixing member;

[0017] The hinge seat is arranged at the top end of the leveling base, and the top end of the hinge seat is hinged to one end of the laser. After the angle of the laser is adjusted into place, the fixing member is fixedly connected to the laser and the hinge seat.

[0018] In some embodiments, the base disk is disk-shaped.

[0019] In some embodiments,

[0020] The angle indicator is an arc-shaped scale, the horizontal side of the arc-shaped scale is vertically attached to the outer side of the top of the leveling base, and the zero scale point of the arc-shaped scale is on the same horizontal line as the rotation connection between the laser and the leveling base, and the arc side of the arc-shaped scale has a slope scale line.

[0021] In a second aspect, a roadbed slope gradient measurement system is provided, which uses the aforementioned roadbed slope gradient measurement device.

[0022] The beneficial effects brought about by the technical solution provided by the utility model include:

[0023] The present invention provides a device and system for measuring the slope of a roadbed slope. The device includes a leveling base and a measuring assembly. The leveling base is configured to be positioned at the foot of the roadbed slope to be measured. The measuring assembly includes a laser, an angle indicator, and multiple scales. One end of the laser is rotatably connected to the top of the leveling base. The angle indicator is positioned at the top of the leveling base and to one side of the laser. The laser is configured to emit a laser line parallel to the theoretical slope line of the roadbed slope to be measured using the angle indicator. Multiple scales are positioned at corresponding vertical intervals along the laser line at each checkpoint on the roadbed slope to be measured. The present invention utilizes the leveling base and the measuring assembly to mark a laser line parallel to the theoretical slope line of the roadbed slope to be measured on the scale of the measuring assembly. This facilitates rapid acquisition of the deviation between the actual slope of the roadbed slope to be measured and the theoretical slope, thereby improving the efficiency of measuring the slope of the roadbed slope. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0025] Figure 1 A first schematic diagram of a device for measuring the slope of a roadbed provided by an embodiment of the present utility model;

[0026] Figure 2 A schematic diagram of the operation of a device for measuring the slope of a roadbed provided in an embodiment of the present utility model.

[0027] Reference numerals:

[0028] 1. Leveling base; 11. Base plate; 12. Telescopic sleeve; 121. Casing; 1211. Connecting hole; 122. Telescopic rod; 123. Fastening screw; 13. Leveling screw; 14. Hinge seat; 15. Fixing piece;

[0029] 2. Measuring components; 21. Laser; 22. Angle indicator; 23. Tower ruler;

[0030] 3. Compass;

[0031] 4. Level bubble. DETAILED DESCRIPTION

[0032] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts shall fall within the scope of protection of the present invention.

[0033] The embodiment of the utility model provides a measuring device and a measuring system for the slope of a roadbed side slope, which can solve the technical problem that the prior art requires professional measurement technicians to operate professional instruments, resulting in low measurement efficiency.

[0034] See also Figure 1 and Figure 2 As shown, an embodiment of the present invention provides a device for measuring the slope of a roadbed, which includes a leveling base 1 and a measuring component 2.

[0035] The leveling base 1 is used to be installed at the foot of the roadbed slope to be measured. The measuring assembly 2 is equipped with a laser 21, an angle indicator 22, and multiple scales 23. One end of the laser 21 is rotatably connected to the top of the leveling base 1. The angle indicator 22 is installed at the top of the leveling base 1 and is located on one side of the laser 21. The laser 21 is used to use the angle indicator 22 to emit a laser line parallel to the theoretical slope line of the roadbed slope to be measured. Multiple scales 23 are installed at corresponding vertical intervals along the laser line at each checkpoint of the roadbed slope to be measured. The utility model uses the leveling base and the measuring assembly to mark a laser line parallel to the theoretical slope line of the roadbed slope to be measured on the scale of the measuring assembly, thereby facilitating the rapid acquisition of the deviation between the actual slope and the theoretical slope of the roadbed slope to be measured, thereby improving the efficiency of measuring the roadbed slope.

[0036] The present invention provides a device for measuring the slope of a roadbed slope. The device comprises a leveling base and a measuring assembly. The leveling base is positioned at the foot of the roadbed slope to be measured. The measuring assembly comprises a laser, an angle indicator, and a plurality of scales. One end of the laser is rotatably connected to the top of the leveling base. The angle indicator is positioned at the top of the leveling base and to one side of the laser. The laser is configured to emit a laser line parallel to the theoretical slope line of the roadbed slope to be measured using the angle indicator. The plurality of scales are positioned at corresponding vertical intervals along the laser line at each checkpoint on the roadbed slope to be measured. The present invention utilizes the leveling base and the measuring assembly to mark a laser line parallel to the theoretical slope line of the roadbed slope to be measured on the scale of the measuring assembly. This facilitates rapid acquisition of the deviation between the actual slope of the roadbed slope to be measured and the theoretical slope, thereby improving the efficiency of measuring the slope of the roadbed slope.

[0037] As an optional implementation, in a utility model embodiment, see Figure 1 As shown, the leveling base 1 is provided with a base plate 11 and a telescopic sleeve 12, the bottom surface of the base plate 11 is used to be connected to the slope foot of the roadbed slope to be measured, the bottom end of the telescopic sleeve 12 is connected to the top surface of the base plate 11, and one end of the laser 21 is rotatably connected to the top end of the telescopic sleeve 12. In this embodiment, a hinge seat is provided at the top center of the telescopic sleeve 12, and the hinge seat is hingedly connected to the laser 21 so that the laser 21 can rotate up and down around the hinge seat. After the laser 21 is adjusted into position, a fixing screw is used to fix it to the laser 21 and the hinge seat to fix the position of the laser 21. In this embodiment, the laser 21 is a long strip laser, one end of which is rotatably connected to the top end of the telescopic sleeve 12. When the long strip laser is parallel to the ground, the laser line emitted by the long strip laser is on the extension line of the zero scale line of the angle indicator. The long strip laser is adjusted to the same angle as the ideal slope value to improve the convenience of angle reading.

[0038] As an optional implementation, in a utility model embodiment, see Figure 1As shown, the leveling base 1 is further provided with a plurality of leveling screws 13, which are evenly arranged around the periphery of the telescopic sleeve 12, and the bottom end of each leveling screw 13 is detachably connected to the base plate 11. After the roadbed slope measuring device is set up at the foot of the roadbed slope to be measured, the plurality of leveling screws on the base plate 11 are adjusted to level the telescopic sleeve 12 so that the telescopic sleeve 12 is perpendicular to the horizontal plane. In this embodiment, the number of the leveling screws 13 is three, and the three leveling screws 13 are evenly distributed around the base plate 11, which are used to fix the base plate and level the telescopic sleeve, thereby improving the stability of the measuring device and the accuracy of the measurement data.

[0039] As an optional implementation, in a utility model embodiment, see Figure 1 As shown, the telescopic sleeve 12 is provided with a sleeve 121, a telescopic rod 122 and a fastening screw 123. The bottom end of the sleeve 121 is connected to the top surface of the base plate 11. The top of the sleeve 121 is provided with a connecting hole 1211. The bottom end of the telescopic rod 122 is movably placed in the connecting hole 1211. The fastening screw 123 penetrates into the through hole on the side wall of the movable connection between the sleeve 121 and the telescopic rod 122. The fastening screw 123 is detachably connected to the sleeve 121 and the telescopic rod 122. In this embodiment, the sleeve 121 is in the shape of a circular tube and is vertically fixed to the base plate 11. The telescopic rod 122 is in the shape of a circular tube. The outer diameter of the telescopic rod 122 matches the inner diameter of the sleeve 121. The telescopic rod 122 can be telescopically moved along the sleeve 121 and is fastened to the sleeve 121 by the fastening screw 123. The sleeve, telescopic rod and fastening screw cooperate to facilitate the adjustment of the height of the measuring device to adapt to different measurement environments and improve the applicability of the measuring device.

[0040] As an optional implementation, in a utility model embodiment, see Figure 1As shown, a compass 3 is also provided, which is mounted on the outer periphery of the top end of the sleeve 121. The compass 3 is fixed to the top end of the sleeve 121 of the telescopic rod 12. The compass 3 is provided with a scale and a compass needle. The scale and compass needle on the compass 3 are used to determine the horizontal position of the telescopic rod 122 of the telescopic rod 12 and the horizontal position of the laser 21. During measurement, the telescopic rod 122 of the telescopic rod 12 is rotated according to the scale and compass needle on the compass 3 to align the laser 21 of the roadbed slope measurement device with the measurement direction of the roadbed slope to be measured. The compass 3 facilitates omnidirectional measurement of the height difference between the actual and theoretical slopes of the roadbed slope to be measured, greatly improving the measurement coverage. The roadbed slope measurement device can be installed once to check the height difference between the actual and theoretical slopes of the roadbed slope to be measured in multiple directions of the roadbed, greatly improving the efficiency of roadbed slope measurement.

[0041] As an optional implementation, in a utility model embodiment, see Figure 1 As shown, a vial bubble 4 is also provided, which is arranged on the outer wall of the telescopic rod 122. The vial bubble 4 cooperates with the leveling base 1 to mark the plumbness of the telescopic rod 122 of the telescopic sleeve 12. Before measurement, the roadbed slope measuring device is set up at the foot of the roadbed slope to be measured. The multiple leveling screws 13 of the leveling base 1 are adjusted to center the vial bubble 4 of the telescopic sleeve 12, and the telescopic sleeve 12 is leveled, thereby improving the measurement accuracy of the roadbed slope measuring device.

[0042] As an optional implementation, in a utility model embodiment, see Figure 1 As shown, the leveling base 1 is further provided with a hinge 14 and a fixing part 15. The hinge 14 is provided at the top end of the leveling base 1. The top end of the hinge 14 is hinged to one end of the laser 21. After the angle of the laser 21 is adjusted into position, the fixing part 15 is fixedly connected to the laser 21 and the hinge 14. The fixing part 15 is used to fix the position of the laser 21 after the laser 21 is adjusted into position. The structure of the hinge and the fixing part is simple and easy to adjust and fix, thereby improving the efficiency of the measurement work.

[0043] As an optional implementation, in a utility model embodiment, see Figure 1 As shown, the base plate 11 is disc-shaped, and the disc-shaped base plate is convenient for adjusting the horizontal angle during operation.

[0044] As an optional implementation, in a utility model embodiment, see Figure 1As shown, the angle indicator 22 is an arc-shaped scale, the horizontal edge of the arc-shaped scale is vertically attached to the outer side of the top of the leveling base 1, and the zero scale point of the arc-shaped scale is on the same horizontal line as the rotation connection between the laser 21 and the leveling base 1. The arc side of the arc-shaped scale has a slope scale line, and the arc-shaped scale cooperates with the laser to accurately measure the slope.

[0045] An embodiment of the present utility model further provides a roadbed slope gradient measurement system, comprising the aforementioned roadbed slope gradient measurement device, wherein the measurement device comprises a leveling base 1 and a measurement assembly 2 .

[0046] The leveling base 1 is used to be installed at the foot of the roadbed slope to be measured. The measuring assembly 2 is equipped with a laser 21, an angle indicator 22, and multiple scales 23. One end of the laser 21 is rotatably connected to the top of the leveling base 1. The angle indicator 22 is installed at the top of the leveling base 1 and is located on one side of the laser 21. The laser 21 is used to use the angle indicator 22 to emit a laser line parallel to the theoretical slope line of the roadbed slope to be measured. Multiple scales 23 are installed at corresponding vertical intervals along the laser line at each checkpoint of the roadbed slope to be measured. The utility model uses the leveling base and the measuring assembly to mark a laser line parallel to the theoretical slope line of the roadbed slope to be measured on the scale of the measuring assembly, thereby facilitating the rapid acquisition of the deviation between the actual slope and the theoretical slope of the roadbed slope to be measured, thereby improving the efficiency of measuring the roadbed slope.

[0047] The working principle of the device for measuring the slope of a roadbed slope provided by the present invention is as follows: the leveling base is placed at the foot of the roadbed slope to be measured, the laser of the measuring assembly is aligned with the slope measurement direction of the roadbed slope to be measured, the angle indicator of the measuring assembly is used to make the laser emit a laser line parallel to the theoretical slope line of the roadbed slope to be measured, and the height difference between the actual slope and the theoretical slope of each checkpoint of the roadbed slope to be measured is calculated based on the height of the laser line marked on the tower ruler at each checkpoint, and the actual slope is adjusted to the theoretical slope based on the height difference. Assume that the height of the device for measuring the slope of the roadbed slope, i.e., the distance from the center of the hinge seat to the foot of the slope, is H, and the vertical distances from the two checkpoints of the roadbed slope to be measured to the laser line are L respectively. i and L j , then the actual height difference between the two checkpoints of the roadbed slope to be measured and its theoretical slope line is:

[0048] ε i =HL i

[0049] ε j =HL j

[0050] According to the actual height difference ε between the two check points of the roadbed slope to be measured and its theoretical slope line i , ε j , adjust the slope of the roadbed slope to be measured at the two checkpoints.

[0051] In the description of the present invention, it should be noted that the terms "upper" and "lower" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. Unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be internal communication between two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to the specific circumstances.

[0052] It should be noted that, in the present invention, relational terms such as "first" and "second" are merely used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device that includes a series of elements includes not only those elements, but also other elements that are not explicitly listed, or also includes elements that are inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "includes a..." does not exclude the presence of other identical elements in the process, method, article or device that includes the element.

[0053] The foregoing description is intended only to provide specific embodiments of the present invention, intended to enable those skilled in the art to understand and implement the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not intended to be limited to the embodiments shown herein, but rather to be construed in the broadest manner consistent with the principles and novel features of the present invention.

Claims

1. A device for measuring the slope of a roadbed, characterized in that: include: A leveling base (1), the leveling base (1) being used to be arranged at the foot of a roadbed slope to be measured; A measuring assembly (2) comprising a laser (21), an angle indicator (22) and a plurality of tower rulers (23); one end of the laser (21) is rotatably connected to the top of the leveling base (1); the angle indicator (22) is arranged at the top of the leveling base (1) and on one side of the laser (21); the laser (21) is used to emit a laser line parallel to the theoretical slope line of the roadbed slope to be measured using the angle indicator (22); and the plurality of tower rulers (23) are arranged at corresponding vertical intervals along the laser line at each checkpoint of the roadbed slope to be measured.

2. The device for measuring the slope of a roadbed according to claim 1, characterized in that: The leveling base (1) comprises: a base plate (11) and a telescopic sleeve rod (12); The bottom surface of the base plate (11) is used to be connected to the foot of the roadbed slope to be measured, the bottom end of the telescopic sleeve (12) is connected to the top surface of the base plate (11), and one end of the laser (21) is rotatably connected to the top end of the telescopic sleeve (12).

3. The device for measuring the slope of a roadbed according to claim 2, characterized in that: The leveling base (1) further comprises: a plurality of leveling screws (13); A plurality of leveling screws (13) are arranged around the telescopic sleeve (12), and the bottom end of each leveling screw (13) is detachably connected to the base plate (11).

4. The device for measuring the slope of a roadbed according to claim 2, characterized in that: The telescopic sleeve (12) comprises: a sleeve (121), a telescopic rod (122) and a fastening screw (123); The bottom end of the sleeve (121) is connected to the top surface of the base plate (11); a connecting hole (1211) is provided at the top end of the sleeve (121); the bottom end of the telescopic rod (122) is movably placed in the connecting hole (1211); the fastening screw (123) is inserted into the through hole of the side wall of the movably connected part of the sleeve (121) and the telescopic rod (122); the fastening screw (123) is detachably connected to the sleeve (121) and the telescopic rod (122).

5. The device for measuring the slope of a roadbed according to claim 4, characterized in that: Also includes: A compass (3) is sleeved on the outer periphery of the top end of the sleeve (121).

6. The device for measuring the slope of a roadbed according to claim 4, characterized in that: Also includes: A level bubble (4), wherein the level bubble (4) is arranged on the outer wall of the telescopic rod (122).

7. The device for measuring the slope of a roadbed according to claim 4, characterized in that: The leveling base (1) further comprises: a hinge seat (14) and a fixing member (15); The hinge seat (14) is arranged at the top end of the leveling base (1), and the top end of the hinge seat (14) is hinged to one end of the laser (21). After the angle of the laser (21) is adjusted into position, the fixing member (15) is fixedly connected to the laser (21) and the hinge seat (14).

8. The device for measuring the slope of a roadbed according to claim 2, characterized in that: The base plate (11) is disc-shaped.

9. The device for measuring the slope of a roadbed according to claim 1, characterized in that: The angle indicator (22) is an arc-shaped scale, the horizontal side of the arc-shaped scale is vertically attached to the outer side of the top of the leveling base (1), and the zero scale point of the arc-shaped scale is on the same horizontal line as the rotation connection between the laser (21) and the leveling base (1), and the arc side of the arc-shaped scale has a slope scale line.

10. A roadbed slope measurement system, characterized in that: A device for measuring the gradient of a roadbed slope comprising the device described in any one of claims 1-9.

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