CN210570637U - A road inclination angle measuring instrument - Google Patents

Abstract

The utility model discloses a road slope angle measuring apparatu in the road measurement field. This road inclination angle measuring apparatu is including device one and device two that the cooperation was used, device one and device two respectively include the base, the base includes the bottom plate, bracing piece and platform, the bottom plate surface is located to the bracing piece, the bracing piece bottom is articulated with the bottom plate surface through the connecting pin, platform perpendicular to bracing piece is fixed in the bracing piece top, the bracing piece passes through adjusting device and rotates around the connecting pin, the platform surface is equipped with inclination sensor, be equipped with on the platform of device one with this platform vertically installation pole, the bracing piece collineation of installation pole and device one, be equipped with laser range finder on the installation pole, be equipped with on the platform of device two with this platform vertically sighting rod, the sighting rod collineation of sighting rod and device two, the sighting rod is provided with the. This road inclination angle measuring apparatu simple structure, convenient to use measures quick accurate high-efficient, can adapt to the road surface in the unevenness construction simultaneously.

Description

A road inclination angle measuring instrument

technical field

The utility model relates to the technical field of road measurement, in particular to a road inclination angle measuring instrument.

Background technique

In road construction, it is very important to ensure the levelness of the road or a certain inclination angle. At present, the existing inclination angle measuring instrument relies on the contact between the bottom plate of the device and the measured surface to realize the measurement, and the road surface of the unbuilt road is often uneven, which reduces the accuracy of the measurement and affects the material preparation and construction.

Therefore, it is necessary to develop a new type of high-precision road inclination angle measuring instrument for construction.

Utility model content

The purpose of the utility model is to provide a road inclination angle measuring instrument with simple structure, convenient operation, high precision and suitable for uneven road surface during construction.

In order to achieve the purpose of the above utility model, the following technical solutions adopted by a road inclination angle measuring instrument of the present utility model are:

A road inclination angle measuring instrument, comprising a device 1 and a device 2 which are used together, the device 1 and the device 2 respectively comprise a base, the base comprises a bottom plate, a support rod and a platform, and the support rod is arranged on the surface of the bottom plate , the bottom end of the support rod is hinged with the surface of the bottom plate through a connecting pin, the platform is perpendicular to the support rod and is fixed to the top end of the support rod, the support rod is rotated around the connecting pin by the adjusting device, so The surface of the platform is provided with an inclination sensor, the platform of the device 1 is provided with a mounting rod perpendicular to the platform, the mounting rod is collinear with the support rod of the device 1, and a laser ranging is provided on the mounting rod The platform of the second device is provided with a benchmark that is perpendicular to the platform, the benchmark is collinear with the support rod of the second device, and the benchmark is provided with a scale in the vertical direction. In the preparation stage, set the two platforms on the same plane to irradiate the benchmark with the laser range finder. At this time, the scale of the irradiation point on the benchmark is the benchmark scale; when measuring and using, place the device 1 and device 2 on the road to be measured before and after, and adjust the device by adjusting the device. And the inclination sensor makes the two platforms level respectively, and the laser range finder illuminates the benchmark. At this time, the scale reading where the irradiation point on the benchmark is located is the measurement scale, and the height difference of the road to be measured is calculated by the difference between the benchmark scale and the measurement scale reading. , through the laser rangefinder can directly measure the distance from the benchmark to calculate the length of the road to be measured, so as to calculate the inclination angle of the road to be measured; the measuring instrument is simple in structure, easy to use, and the data acquisition is intuitive and accurate. Measurements are fast and efficient.

Further, the bottom surface of the base plate is detachably connected with a plurality of fixing teeth, the lower ends of the fixing teeth are in the shape of an acute angle, and the upper ends of the fixing teeth are threadedly connected to the base plate through screws. The lower end of the fixed tooth is inserted into the road surface to help the device 1 and device 2 be fixed on the inclined road surface to be measured. The upper end of the fixed tooth is screwed to the bottom plate, and the height of the fixed tooth can be adjusted in a small range, and even the fixed tooth can be removed to adapt to different road conditions.

Further, the fixing teeth include several rows of first fixing teeth and two rows of second fixing teeth, the first fixing teeth and the bottom plate are vertically arranged on the bottom surface of the bottom plate, and the two rows of second fixing teeth are respectively arranged at Both ends of the bottom surface of the bottom plate and the top end are inclined inward, and the length of the second fixing teeth is greater than that of the first fixing teeth. It further improves the fixing ability of the base plate on the inclined road surface and prevents the base plate from slipping.

Further, the adjusting device includes an electric telescopic rod whose two ends are hinged with the middle part of the support rod and the bottom plate respectively. It is convenient to adjust the platform to the level according to the tilt sensor.

Further, the scale on the benchmark is zero in the middle and increases sequentially from top to bottom, and the vertical distance between the center of the detection hole of the laser rangefinder and the platform of the device one is equal to the zero of the scale. The vertical distance from the platform of the device two. Adjust the position where the laser rangefinder is installed so that when the two platforms are coplanar, the detection point of the laser rangefinder is irradiated at zero scale. The platform where the laser rangefinder is located is higher than the platform where the laser rangefinder is located, and the road where the two base plates are located has an upward positive slope; when the detection point of the laser rangefinder is irradiated above zero on the scale, it means that the platform where the benchmark is located is lower than where the laser rangefinder is located. Above the platform, the road where the two base plates are located has a downward reverse inclination.

Compared with the prior art, the beneficial effect of the utility model is that the structure is simple, the use is convenient, the measurement is fast, accurate and efficient, and at the same time, it can adapt to the uneven road surface under construction.

Description of drawings

Fig. 1 is the structural representation of the utility model;

FIG. 2 is a schematic diagram of the measuring process of the present invention.

Among them, 1. Bottom plate; 21. First fixed tooth; 22. Second fixed tooth; 3. Support rod; 4. Connecting pin; 5. Platform; 6. Electric telescopic rod; 7. Inclination sensor; 9. Laser rangefinder; 10. Benchmark; 11. Scale.

Detailed ways

The present invention will be further clarified below in conjunction with the specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and not to limit the scope of the present invention. Modifications of various equivalent forms fall within the scope defined by the appended claims of this application.

It should be noted that like numerals and letters refer to like items in the following figures, so once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "vertical", "peripheral surface", etc. is based on the orientation or positional relationship shown in the accompanying drawings, or when the utility model product is used. The usual orientation or positional relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as Limitations of the present invention. Furthermore, the terms "first", "second", "third", etc. are only used to differentiate the description and should not be construed as indicating or implying relative importance.

Furthermore, terms such as the term "vertical" do not imply that components are required to be absolutely horizontal or overhang, but rather may be slightly inclined. For example, "horizontal" only means that its direction is more horizontal than "vertical", it does not mean that the structure must be completely horizontal, but can be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement", "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection It can also be 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 the internal communication between the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

In the description of the present invention, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine and combine the different embodiments or examples described in the present invention and the features of the different embodiments or examples without conflicting each other.

As shown in FIG. 1, a road inclination angle measuring instrument includes a device 1 and a device 2 that are used together. The device 1 and the device 2 respectively include a base, and the base includes a base plate 1, a support rod 3 and a platform 5. The support rod 3 is installed on the The surface of the base plate 1, the bottom end of the support rod 3 is hinged with the surface of the base plate 1 through the connecting pin 44, the platform 5 is perpendicular to the support rod 3 and is fixed to the top of the support rod 3, and the two ends of the electric telescopic rod 6 are hinged with the middle of the support rod 3 and the base plate 1 respectively. , the support rod 3 can be rotated around the connecting pin 4 through the electric telescopic rod 6, the surface of the platform 5 is installed with an inclination sensor 7, the platform 5 of the device 1 is installed with a vertical installation rod 8 with the platform 5, and the installation rod 8 is connected to the device 1. The support rod 3 is collinear, the laser range finder 9 is installed horizontally on the installation rod 8, the platform 5 of the device 2 is installed with a benchmark 10 perpendicular to the platform 5, the benchmark 10 is collinear with the support rod 3 of the device two, and the benchmark 10 A scale 11 is provided in the vertical direction. The scale 11 on the benchmarking rod 10 is zero in the middle and increases vertically from top to bottom. The vertical distance between the center of the detection hole of the laser rangefinder 9 and the platform 5 of the first device It is equal to the vertical distance between the zero point of the scale and the platform 5 of the device 2. The bottom surface of the base plate 1 is detachably connected with a plurality of fixed teeth. The lower end of the fixed teeth is in the shape of an acute angle. A fixed tooth 21 and two rows of second fixed teeth 22, the first fixed tooth 21 and the bottom plate 1 are vertically installed on the bottom surface of the bottom plate 1, and the two rows of second fixed teeth 22 are respectively arranged on both ends of the bottom surface of the bottom plate 1 and the top ends are inclined inward. The length of the second fixed teeth 22 is longer than that of the first fixed teeth 21 .

Among them, the inclination sensor can use ZCT1360J-LBQ-17 type, and the laser rangefinder can use GLM4000 type.

The concrete working process and principle of the present utility model:

Preparation stage: Set the two platforms on the same plane to irradiate the laser rangefinder to the benchmark, and test whether the irradiation point of the laser rangefinder is at zero on the scale. The scale is the reference scale;

Measurement stage: as shown in Figure 2, place the bases of device 1 and device 2 on the road to be measured in turn, and insert the fixed teeth into the road surface to fix the bottom plate; observe the inclination sensor, and push the support rod through the electric telescopic rod to adjust the two platforms. The laser range finder illuminates the pole, the scale reading of the irradiation point on the pole is the measurement scale, and the difference H between the reference scale and the measurement scale reading is the height difference H' of the road to be measured. The measured distance L from the benchmark is the length L' of the road to be measured;

从而推算出该段待测道路的倾斜角A。Calculation stage: according to L' and H', and the formula

Thereby, the inclination angle A of the road to be measured is calculated.

Although the embodiments of the present invention have been shown and described above, it should be understood that the above embodiments are exemplary and should not be construed as limitations of the present invention, and those of ordinary skill in the art are within the scope of the present invention Variations, modifications, substitutions and variations can be made to the above-described embodiments.

Claims (5)

1. a road inclination angle measuring instrument, it is characterized in that: comprise the device one and the device two used in coordination, and the device one and the device two respectively comprise a base, and the base comprises a base plate, a support rod and a platform, and the support rod Set on the surface of the bottom plate, the bottom end of the support rod is hinged with the surface of the bottom plate through a connecting pin, the platform is perpendicular to the support rod and is fixed to the top of the support rod, and the support rod is surrounded by an adjusting device. The connecting pin rotates, the surface of the platform is provided with an inclination sensor, the platform of the device 1 is provided with a mounting rod perpendicular to the platform, the mounting rod is collinear with the support rod of the device 1, and the mounting rod is A laser range finder is provided on the device, and a benchmark that is perpendicular to the platform is arranged on the platform of the second device. The benchmark is collinear with the support rod of the device two, and the benchmark is provided with a scale in the vertical direction. 2 . The road inclination angle measuring instrument according to claim 1 , wherein a plurality of fixed teeth are detachably connected to the bottom surface of the bottom plate, the lower ends of the fixed teeth are in the shape of an acute angle, and the upper ends of the fixed teeth pass through a screw rod. 3 . threadedly connected to the base plate. 3 . The road inclination angle measuring instrument according to claim 2 , wherein the fixed teeth include several rows of first fixed teeth and two rows of second fixed teeth, and the first fixed teeth are connected to the bottom plate. 4 . Vertically arranged on the bottom surface of the bottom plate, the two rows of second fixing teeth are respectively arranged at both ends of the bottom surface of the bottom plate and the top ends are inclined inward, and the length of the second fixing teeth is longer than that of the first fixing teeth. 4 . The road inclination angle measuring instrument according to claim 1 , wherein the adjusting device comprises an electric telescopic rod whose ends are hinged to the middle part of the support rod and the bottom plate respectively. 5 . 5. A road inclination angle measuring instrument according to claim 1, characterized in that: the scale on the benchmark is zero in the middle and increases sequentially from top to bottom, and the detection of the laser range finder The vertical distance between the center of the hole and the platform of the device one is equal to the vertical distance between the zero of the scale and the platform of the device two.

Images