CN212620722U - Slope gradient measuring device - Google Patents
Slope gradient measuring device Download PDFInfo
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- CN212620722U CN212620722U CN202021177192.0U CN202021177192U CN212620722U CN 212620722 U CN212620722 U CN 212620722U CN 202021177192 U CN202021177192 U CN 202021177192U CN 212620722 U CN212620722 U CN 212620722U
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Abstract
The utility model discloses a slope gradient measuring device, which comprises a gradient scale and an auxiliary measuring scale; the auxiliary measuring scale is provided with a telescopic scale and a supporting device; the telescopic ruler is provided with tube level bubbles; the supporting device is provided with a lifting support and a foot pad. The utility model discloses can detect structures such as side slope domatic slope, inclination fast, accurately. This measuring device not only the precision is higher, satisfies existing standard requirement, can also regard as traditional leveling sopwith staff to use, improves detection efficiency, portable.
Description
Technical Field
The utility model belongs to the technical field of highway engineering road bed engineering, especially a slope measuring device.
Background
In order to accelerate the construction of a comprehensive transportation system, a national highway network is constructed. In recent years, the construction amount of expressways, county roads, rural roads and rural roads in China rises, the safety performance of the roads is particularly important, and the construction requirements of the roads tend to be perfect in function, safe and reliable.
The roadbed earth-rock engineering is an important component of highway engineering, the overall quality of the project is also restricted by the construction quality of the roadbed engineering, and the stability of a roadbed slope is crucial, so that the slope (the ratio of the height H to the bottom B of the slope, H: B is called the slope) of the slope has a plurality of consideration factors in the design. In order to prevent collapse and ensure construction safety, when the excavation depth or filling height of excavation or filling exceeds a certain limit, a side slope with a certain gradient is formed on the edge of the excavation or filling. The slope is too small, the expenditure is increased, and meanwhile, the occupied area of the project is increased; too large and unsafe. Therefore, the slope of the side slope is designed according to the actual conditions of the filling and excavating depth, the soil quality and the underground water.
In the current standard JTG3450-2019, the slope detection is performed by using a total station method or a slope measuring instrument method, wherein the slope measuring instrument method is directly performed on a detected surface. However, the method has large errors, and the roadbed slope has uneven surface due to the existence of vegetation, soil, stones, prefabricated parts and the like. The slope measuring instrument is adopted to directly measure too large one-sided error, the detection mechanism is generally covered on the measured surface by a multifunctional detection ruler (a 3m straight ruler) during daily detection, the method has a limit on the length of the slope surface, although the error is relatively small, the influence caused by the unevenness of the measured surface still cannot be eliminated, the precision requirement cannot be met, and the test result is finally influenced.
Disclosure of Invention
The invention aims to provide a slope gradient measuring device to solve the problems of low precision and large error of the existing detecting device.
The technical solution for realizing the purpose of the invention is as follows:
a side slope gradient measuring device comprises a gradient scale and an auxiliary measuring scale; the slope ruler is fixed at the upper end of the auxiliary measuring ruler;
the auxiliary measuring scale comprises a telescopic scale and a supporting device;
the two ends of the telescopic ruler are provided with a detection device for the surface rigidity of the slope ruler;
the both ends of telescopic ruler all are connected with strutting arrangement, strutting arrangement and telescopic ruler are 90.
Compared with the prior art, the invention has the following remarkable advantages:
(1) pipe levels are arranged at two ends of the telescopic rod, so that whether the rigidity of the telescopic rod meets the test requirement can be conveniently verified; (2) the telescopic supporting device ensures that the auxiliary measuring scale is not in contact with the ground surface, and eliminates test errors caused by the unevenness of the measured surface; (3) the two foot pads are respectively arranged at the top and the foot of the slope, so that the slope value of the tested slope can be objectively detected; (4) the auxiliary measuring scale can be used as a conventional leveling scale tool at the same time; (5) the auxiliary measuring scale is telescopic, and the supporting device is detachable and convenient to carry.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2(a-c) are a schematic structural diagram of the auxiliary measuring ruler and an enlarged partial view of A, B in fig. 2 (a), respectively.
Fig. 3 is a schematic view of the extended state of the supporting device of the present invention.
Fig. 4 is a schematic view of the support device according to the present invention in a contracted state.
Fig. 5 is the slope gradient detection schematic diagram of the utility model.
Reference numerals: 1-a slope ruler; 2-a telescopic ruler; 3-lifting support; 4-a foot pad; 5-tube level.
Detailed Description
The invention is further described with reference to the following figures and embodiments.
With reference to fig. 1, the slope measuring device of the present invention comprises a slope ruler 1 and an auxiliary measuring ruler; the grade rod 1 is fixed at the upper end of the auxiliary measuring scale and well attached to the scale surface of the auxiliary measuring scale. The auxiliary measuring scale comprises a telescopic scale 2 and a supporting device;
the slope ruler 1 is a finished product detection ruler meeting the current standard and technical standard, and the precision is not lower than 0.01 degrees. The telescopic rod 2 can be pulled and pulled, and pipe levels 5 are arranged on the top surfaces of two ends of the telescopic rod and used for detecting whether the rigidity of the surface of the slope ruler 1 meets the requirements or not. Both ends of the telescopic ruler 2 are connected with supporting devices, and the supporting devices and the telescopic ruler 2 are 90 degrees.
Further, referring to fig. 2(a-c), the extension rule 2 is of a rectangular drawing structure, and can be drawn along the length direction to measure distance by extension adjustment. The two ends of the telescopic rod are respectively provided with a pipe level 5. The scale surface of the telescopic ruler 2 is provided with scale lines, the division value is 1mm, the maximum measuring range after the telescopic ruler 2 is pulled can reach 7000mm, and the telescopic ruler can be used as a conventional leveling tower ruler. The 2 chi faces of telescopic rule are smooth and level, adopt high-strength aluminum material to make, possess characteristics such as matter light rigidity is big, cup joints department and adopts thickening tower hoop.
Further, referring to fig. 3 and 4, the supporting device includes a lifting bracket 3 and a foot pad 4; the telescopic ruler 2 is provided with an internal thread and is connected with the upper end of the lifting support 3 through a bolt, and the telescopic ruler 2 and the lifting support are 90 degrees. Lifting support 3 is scalable, and bolted connection is adopted with callus on the sole 4 in the bottom, and callus on the sole 4 is circular, and the bottom is provided with anti-skidding structure, for example sets up anti-skidding decorative pattern or slipmat.
Furthermore, the lifting support comprises an inner pipe and an outer pipe sleeved outside the inner pipe; a locking bolt is arranged between the outer pipe and the inner pipe; the inner tube surface is equipped with the scale mark, and the outer tube can be followed the inner tube axial and carried out height control to fix through locking bolt, 150mm when the lifting support contracts, height-adjustable to 300mm when stretching out.
Fig. 5 is a schematic diagram of slope gradient detection. In the slope gradient detection process, firstly, the lifting support 3 is adjusted to enable the two end pipe levels 5 of the telescopic ruler 2 to be in a centered horizontal state at the same time, and then the rigidity of the telescopic ruler 2 is displayed to meet the measurement requirement. The telescopic ruler 2 is moved to the slope surface, and the length of the telescopic ruler is approximately equal to the length of the slope surface, so that the two foot pads 4 are respectively positioned at the top of the slope and the foot of the slope. And adjusting the lifting support to ensure that the lower part of the telescopic ruler 2 is not in contact with the ground surface, and locking the lifting support 3 at the position 2 and ensuring that the lifting support is positioned at the same scale mark. The lifting support 3 and the telescopic ruler 2 are 90 degrees, and the surface of the telescopic ruler 2 is parallel to a straight line formed by connecting the slope top and the slope foot, and can be used as an equivalent testing surface of the slope. And (3) fitting the testing surface of the slope ruler 1 with the surface of the telescopic ruler 2, wherein the reading of the slope ruler 1 is the actual slope of the measured slope.
The side slope gradient measuring device of the utility model has the advantages that the pipe levels are arranged at the two ends of the telescopic rod, so that whether the rigidity of the telescopic rod meets the test requirement can be conveniently verified; the telescopic supporting device ensures that the auxiliary measuring scale is not in contact with the ground surface, and eliminates test errors caused by the unevenness of the measured surface; the two foot pads are respectively arranged at the top and the foot of the slope, so that the slope value of the tested slope can be objectively detected; the auxiliary measuring scale can be used as a conventional leveling scale tool at the same time; the auxiliary measuring scale is telescopic, and the supporting device is detachable and convenient to carry.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A side slope gradient measuring device is characterized by comprising a gradient scale and an auxiliary measuring scale; the slope ruler is fixed at the upper end of the auxiliary measuring ruler;
the auxiliary measuring scale comprises a telescopic scale and a supporting device;
the two ends of the telescopic ruler are provided with a detection device for the surface rigidity of the slope ruler;
the both ends of telescopic ruler all are connected with strutting arrangement, strutting arrangement and telescopic ruler are 90.
2. The slope gradient measuring device of claim 1, wherein the detection device is a pipe level.
3. The slope grade measurement device of claim 1, wherein the support device includes a lifting bracket and a foot pad; the telescopic ruler is connected with the upper end of the lifting support, and the lower end of the lifting support is connected with the foot pad.
4. The slope grade measurement device of claim 3, wherein the foot pad is provided with a skid structure at a bottom thereof.
5. The slope gradient measuring device of claim 3, wherein the telescopic ruler is connected with the upper end of the lifting support through a bolt, and the lower end of the lifting support is connected with the foot pad through a bolt.
6. The slope grade measurement device of claim 3, wherein the lifting support comprises an inner tube, an outer tube sleeved outside the inner tube; and a locking bolt is arranged between the outer pipe and the inner pipe for fixing.
7. The slope gradient measuring device of claim 6, wherein the inner tube surface is provided with scale marks.
8. The slope grade measurement device of claim 3, wherein the telescoping range of the lifting bracket is 150mm-300 mm.
9. The slope gradient measuring device of claim 1, wherein the extension rule is of a rectangular pull-out structure.
10. The slope gradient measuring device of claim 1, wherein the extension rod is made of aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021177192.0U CN212620722U (en) | 2020-06-23 | 2020-06-23 | Slope gradient measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021177192.0U CN212620722U (en) | 2020-06-23 | 2020-06-23 | Slope gradient measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN212620722U true CN212620722U (en) | 2021-02-26 |
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| CN202021177192.0U Active CN212620722U (en) | 2020-06-23 | 2020-06-23 | Slope gradient measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566786A (en) * | 2021-07-27 | 2021-10-29 | 内蒙古自治区林业科学研究院 | Slope measuring equipment for water collecting area of artificial forest |
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2020
- 2020-06-23 CN CN202021177192.0U patent/CN212620722U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113566786A (en) * | 2021-07-27 | 2021-10-29 | 内蒙古自治区林业科学研究院 | Slope measuring equipment for water collecting area of artificial forest |
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Effective date of registration: 20220523 Address after: 210014 No. 9 Ziyun Avenue, Qinhuai District, Nanjing City, Jiangsu Province Patentee after: China Design Group Co.,Ltd. Patentee after: Huashe Testing Technology Co., Ltd Address before: 210014 No. 9 Ziyun Avenue, Qinhuai District, Nanjing City, Jiangsu Province Patentee before: China Design Group Co.,Ltd. |