Measuring device used in highway investigation

Abstract

The utility model relates to the technical field of highway engineering, municipal engineering, hydraulic engineering and the like, in particular to a measuring device used for highway investigation, which comprises a measuring instrument and a triangular support, the triangular support comprises a triangular panel and triangular support legs, the triangular support is connected with a support structure, and the triangular panel is connected with the triangular support. The supporting structure comprises a supporting rod and a middle shaft rod, the top end of the middle shaft rod is connected with the triangular panel, a blocking ring is arranged at the tail end of the outer surface of the middle shaft rod, the middle shaft rod is sleeved with an adjusting ring, a locking assembly is arranged on the adjusting ring, and anti-skid sleeves convenient to mount and dismount are arranged on the triangular supporting legs. A stable supporting structure is provided, the situation that the whole triangular support is unstable due to the fact that one supporting leg is unstable is prevented, the anti-skid sleeve arranged on the measuring device can be used under the geological condition that a measuring site is three kinds of soil or above during road surveying, the anti-skid capacity of the measuring device can be improved, and the measuring device is convenient to use. And the device is more stable during measurement.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of highway engineering, municipal engineering, water conservancy engineering etc. BACKGROUND

[0002] Highway reconnaissance refers to the detailed investigation and analysis of geology, hydrology, meteorology, traffic and other aspects in the construction area before highway construction to determine the feasibility and specific scheme of highway construction. Measurement is a necessary and most important step in these works.

[0003] The current measurement device needs sufficient stability of equipment when measuring from the theodolite, level gauge to total station. The stability of the current measurement device mainly relies on the tripod. The tripod is only supported by three legs at present, and the stability is insufficient. When one leg loses stability, the whole measuring equipment may collapse, causing loss. Moreover, the current tripod only relies on the support to be inserted and fixed on the soil to bring sufficient stability, but it is easy to slip and lacks stability when placed and installed under the geological conditions of three types of soil and above. Therefore, a measurement device that can better adapt to various geological conditions is needed to make the tripod more stable during measurement. SUMMARY

[0004] The utility model provides a kind of measurement device used when highway reconnaissance, to solve the problems raised in the above background.

[0005] To solve the above technical problems, the technical scheme adopted by the utility model is: a kind of measurement device used when highway reconnaissance, including measuring instrument, triangular support, the triangular support includes triangular panel and triangular leg, the triangular support is connected with support structure, the support structure includes support rod and middle shaft, the top of middle shaft is connected with triangular panel, the outer surface end of middle shaft is equipped with blocking ring, the middle shaft is equipped with adjusting ring, locking assembly is equipped on adjusting ring;

[0006] The triangular leg is equipped with antiskid sleeve, and the back of the antiskid sleeve is equipped with buckle.

[0007] Preferably, the triangular panel includes a mounting plate, a connecting hole is provided at the center of the mounting plate, the measuring instrument is connected to the mounting plate through the connecting hole, the triangular panel is rotatably connected to the triangular leg, the triangular leg is composed of an upper sleeve rod, a lower telescopic rod and a locking bolt, the sleeve rod and the telescopic rod are slidably connected, the locking bolt is arranged on the sleeve rod, and the end of the telescopic rod in contact with the ground is provided with a thread.

[0008] Preferably, the telescopic rod is rotatably connected with one end of the support rod, the other end of the support rod is rotatably connected with the adjusting ring, and one locking assembly is arranged on the adjusting ring between every two adjacent support rods.

[0009] Preferably, the adjusting ring is slidably connected with the central shaft, and the adjusting ring is detachably connected with the locking assembly.

[0010] Preferably, the central shaft is coaxial with the center of the connecting hole, the central shaft is provided with a mounting hole at one end away from the blocking ring, one mounting hole is arranged between every two adjacent locking assemblies, and the mounting hole is 15-20 cm long along the direction of the central shaft.

[0011] Preferably, the anti-skid sleeve is composed of a connecting piece and anti-skid rubber, the anti-skid rubber is arranged below the connecting piece, the anti-skid rubber and the connecting piece are wrapped with an outer shell and connected by a rivet.

[0012] Preferably, the connecting piece is internally provided with a bolt hole, and the bolt hole is threadedly matched with the end of the telescopic rod.

[0013] Preferably, the sleeve rod is provided with a buckle groove on the surface, and the buckle groove is matched with a buckle on the back of the anti-skid sleeve.

[0014] In summary, the technical scheme mainly has the following beneficial effects:

[0015] 1. The triangular support and the support structure are simply assembled, the support rod is connected with each triangular support leg in the triangular support, each support leg is stably fixed on the central shaft, the overall stability of the triangular support is improved, and the overall instability caused by unbalance of one support leg is avoided.

[0016] 2. In addition, the measuring device is provided with the anti-skid sleeve which can be flexibly disassembled and installed, the measuring device can work in geological conditions of three types of soil and above, the triangular support leg is not easy to slip, and the stability of the device during work is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic view of the overall structure of the measuring device of the utility model.

[0018] Figure 2 It is a schematic view of the triangular support structure of the utility model.

[0019] Figure 3 It is a schematic view of the enlarged structure of the A area of the utility model.

[0020] Figure 4 It is a schematic view of the structure of the anti-skid sleeve when it is idle.

[0021] Figure 5The utility model discloses a support fixed structure schematic view.

[0022] In the drawing: 1, measuring instrument; 2, triangular support; 21, triangular panel; 211, connecting hole; 212, mounting plate; 22, buckle groove; 23, triangular support leg; 231, sleeve rod; 232, telescopic rod; 233, locking bolt; 234, screw thread; 3, support structure; 31, central shaft; 32, adjusting ring; 33, locking assembly; 34, support rod; 35, blocking ring; 36, mounting hole; 4, antiskid sleeve; 41, connecting piece; 42, antiskid rubber; 43, shell; 44, rivet; 45, buckle; 46, bolt hole. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. EMBODIMENT

[0024] Please refer to the drawings in the embodiments of the utility model Figure 1 、 2 , 3, a measuring device used in highway survey, including measuring instrument 1 and triangular support 2, triangular support 2 includes triangular panel 21 and triangular support leg 23, triangular panel 21 is rotationally connected with triangular support leg 23, and triangular support leg 23 is composed of upper sleeve rod 231, lower telescopic rod 232 and locking bolt 233, and support structure 3 is connected on triangular support 2, support structure 3 includes support rod 34 and central shaft 31, adjusting ring 32 is sleeved on central shaft 31, locking assembly 33 is arranged on adjusting ring 32, adjusting ring 32 is detachably connected with locking assembly 33, one end of support rod 34 is rotationally connected with telescopic rod 232, the other end is rotationally connected with adjusting ring 32, and one locking assembly 33 is arranged on adjusting ring 32 between every adjacent 2 support rods 34.

[0025] It should be noted that sleeve rod 231, telescopic rod 232 and adjusting ring 32 are all slidingly connected with central shaft 31, adjusting ring 32 moves up and down along central shaft with the telescoping of telescopic rod 232, locking bolt 233 is arranged on sleeve rod 231, when adjusting tripod to appropriate height through telescopic rod 232, locking bolt 233 is used to fix telescopic rod 232, and adjusting ring 32 is fixed on central shaft 31 through locking assembly 33.

[0026] Please refer to the drawings in the embodiments of the utility model Figure 1 、 2, the triangular panel 21 includes a mounting plate 212, the mounting plate 212 is provided with a connecting hole 211 in the center position, the measuring instrument 1 is connected to the mounting plate 212 through the connecting hole 211, the top end of the central shaft 31 is welded and connected with the triangular panel 21, the outer surface of the central shaft 31 is provided with a blocking ring 35, the blocking ring 35 is arranged on the outer surface of the central shaft 31 and can limit the movement of the adjusting ring 32 in the length range of the central shaft 31, the central shaft 31 adopts a cylindrical profile, the upper and lower bottom surfaces of the central shaft 31 are empty, and the center of the profile is on the same straight line as the center of the connecting hole 211, so that the centering and leveling of the measuring instrument 1 are facilitated in the later period, the mounting hole 36 is arranged at the end of the central shaft 31 away from the blocking ring 35, and one mounting hole 36 is arranged between every two adjacent locking assemblies 33, and the mounting hole 36 is 15-20 cm long along the direction of the central shaft 31.

[0027] It should be noted that the measuring instrument 1 and the mounting plate 212 are connected through the connecting bolt provided on the measuring instrument 1, and the mounting hole 36 is provided so as not to affect the installation of the measuring instrument 1.

[0028] Please refer to the accompanying drawings Figure 1 、 4 , 5, the end of the telescopic rod 232 of the lower part of the triangular supporting leg 23 in contact with the ground is provided with a thread 234, the upper sleeve rod 231 of the upper part of the triangular supporting leg 23 is provided with an anti-skid sleeve 4, the back of the anti-skid sleeve 4 is provided with a buckle 45, and the surface of the sleeve rod 231 is provided with a buckle groove 24 matched with the buckle 45, wherein the anti-skid sleeve 4 is composed of a connecting piece 41 and an anti-skid rubber 42, the anti-skid rubber 42 is arranged below the connecting piece 41, the anti-skid rubber 42 and the connecting piece 41 are wrapped by an outer shell 43 and fixed by a rivet 44, and the connecting piece 41 is provided with a bolt hole 46, which is matched with the thread 234 at the end of the telescopic rod 232.

[0029] It should be noted that the anti-skid sleeve 4 is a detachable assembly, and when needed, the anti-skid sleeve 4 is connected through the bolt hole 46 and the thread 234, and when stored, the anti-skid sleeve 4 is removed from the telescopic rod 232, and the buckle 45 is connected to the surface buckle groove 24 of the sleeve rod 231.

[0030] The specific operation mode of the utility model is as follows:

[0031] The site is cleaned, the site is determined to be flat and free of sundries, the measuring point is free of obstruction, it is observed whether the site is a three-class soil and above geological condition, if yes, the anti-skid sleeve 4 is taken out from the sleeve rod 231 buckle slot 24, is screwed into telescopic rod 232, then respectively loosens locking bolt 233 and locking assembly 33, opens tripod support 2 and is erected in the measuring point of the highway survey site, the telescopic length of telescopic rod 232 is adjusted to the appropriate height of tripod support 2, then the locking bolt 233 of each sleeve rod 231 and the locking assembly 33 on the adjusting ring 32 are tightened and fixed in turn, finally the measuring instrument 1 is placed on the tripod support 2, the measuring instrument 1 is installed on the mounting plate 212 through the mounting hole 36, after the measuring instrument 1 is installed stably, the equipment is adjusted, such as rough leveling and fine leveling, then the measurement can be started.

[0032] The basic principle and main features of the present application and the advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the present application. The scope of protection of the present application is defined by the appended claims and their equivalents.

Claims

1. A measuring device for use in road surveying, comprising a measuring instrument (1), a tripod (2) comprising a tripod panel (21) and tripod legs (23), characterized in that: The triangular support (2) is connected with a support structure (3), the support structure (3) comprises a support rod (34) and a central shaft rod (31), the central shaft rod (31) top end is connected with a triangular panel (21), the central shaft rod (31) outer surface end is equipped with a blocking ring (35), the central shaft rod (31) is equipped with an adjusting ring (32), the adjusting ring (32) is equipped with a locking assembly (33). The triangular support leg (23) is equipped with an antiskid sleeve (4), the antiskid sleeve (4) back surface is equipped with a buckle (45).

2. The measuring device for use in road surveying according to claim 1, characterized in that: The triangular panel (21) comprises a mounting plate (212), the mounting plate (212) center position is equipped with a connecting hole (211), the measuring instrument (1) is connected on the mounting plate (212) through the connecting hole (211), the triangular panel (21) is rotatably connected with the triangular support leg (23), the triangular support leg (23) is composed of an upper sleeve rod (231), a lower telescopic rod (232) and a locking bolt (233), the sleeve rod (231) and the telescopic rod (232) are slidably connected, the locking bolt (233) is arranged on the sleeve rod (231), and the telescopic rod (232) ground contact end is equipped with a thread (234).

3. The surveying device for use in road reconnaissance according to claim 2, characterized in that The telescopic rod (232) is rotatably connected with one end of the support rod (34), the other end of the support rod (34) is rotatably connected with the adjusting ring (32), and one locking assembly (33) is arranged on the adjusting ring (32) between every adjacent two support rods (34).

4. The surveying device for use in road reconnaissance according to claim 1, characterized in that: The adjusting ring (32) is slidably connected with the central shaft rod (31), and the adjusting ring (32) is detachably connected with the locking assembly (33).

5. The surveying device for use in road reconnaissance according to claim 1, characterized in that: The central shaft rod (31) center coincides with the center of the connecting hole (211), the central shaft rod (31) is equipped with a mounting hole (36) at the end away from the blocking ring (35), one mounting hole (36) is arranged between every adjacent two locking assemblies (33), and the mounting hole (36) is 15-20 cm long along the direction of the central shaft rod (31).

6. The surveying device for use in highway reconnaissance according to claim 1, characterized in that: The antiskid sleeve (4) is composed of a connecting piece (41) and an antiskid rubber (42), the antiskid rubber (42) is arranged below the connecting piece (41), the antiskid rubber (42) and the connecting piece (41) are wrapped with an outer shell (43) and connected with a rivet (44).

7. The surveying device for use in road reconnaissance according to claim 6, characterized in that The connecting piece (41) is internally provided with a bolt hole (46), and the bolt hole (46) is matched with the end thread (234) of the telescopic rod (232).

8. The surveying device for use in road reconnaissance according to claim 2, characterized in that: The sleeve rod (231) surface is equipped with a buckle groove (24), and the buckle groove (24) is matched with the buckle (45) on the back surface of the antiskid sleeve (4).

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