Engineering surveying and mapping level gauge

Abstract

The utility model discloses an engineering surveying and mapping level gauge which comprises a connecting frame, a box body is fixed at the top of the connecting frame, a hinge is fixed at one end of the top of the box body, a box cover is installed at the top of the box body through the hinge, the box cover is connected with the box body through a lock catch, and a lifting mechanism is installed at the bottom of the box body. An adjusting mechanism is mounted at the top of the lifting mechanism, and a level gauge body is mounted at the top of the adjusting mechanism. Compared with the prior art, the leveling instrument has the advantages that the height of the leveling instrument body is adjusted by the lifting mechanism, so that the leveling instrument body is conveniently separated from and enters the box body, the height of the leveling instrument body is conveniently adjusted, the leveling instrument body is also conveniently stored, and the use flexibility and safety are improved; meanwhile, the adjusting mechanism is arranged, and the angle of the level gauge body is adjusted, so that the usability of the level gauge body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of surveying and mapping levels, in particular to an engineering surveying and mapping level. Background Art

[0002] A level is an instrument that establishes a horizontal line of sight to measure the height difference between two points on the ground. The principle is to measure the height difference between ground points based on the leveling principle. According to the structure, it can be divided into micro-tilt level, automatic level, laser level and digital level (also known as electronic level). According to the accuracy, it can be divided into precision level and ordinary level.

[0003] The existing Chinese patent "An Engineering Surveying and Mapping Level" with the announcement number CN218847193U proposes a liftable device body, which is suitable for engineers of different heights and can be stored in a protective box. When not in use, the protective cover can be covered to prevent dust from entering.

[0004] During actual use, the lifting height of the device body is limited and cannot be free from the restrictions of the box. This results in that although the function of using the box for dust prevention is met, the lifting function is insufficient. Utility Model Content

[0005] The utility model aims to solve the shortcomings in the prior art and provides an engineering surveying and mapping level.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] An engineering surveying and mapping level comprises a connecting frame, a box body is fixed on the top of the connecting frame, a hinge is fixed at one end of the top of the box body, a box cover is installed on the top of the box body via a hinge, the box cover is connected to the box body via a lock, a lifting mechanism is installed on the bottom of the box body, an adjusting mechanism is installed on the top of the lifting mechanism, a level body is installed on the top of the adjusting mechanism, the lifting mechanism is used to adjust the height of the level body, and the adjusting mechanism is used to adjust the angle of the level body.

[0008] Preferably, the lifting mechanism includes a first shell fixed at the bottom of the box, a worm and a threaded sleeve are rotatably connected inside the first shell, a worm wheel is fixedly sleeved on the threaded sleeve, a threaded column is threadedly connected inside the threaded sleeve, the threaded column is inserted into the interior of the box and connected to a movable plate, a guide shaft is installed at the bottom of the movable plate, the guide shaft passes through the bottom of the box and is slidably connected thereto.

[0009] Preferably, the worm wheel and the worm are meshingly driven, the guide shaft and the threaded column are parallel to each other, and the adjustment mechanism is installed on the top of the movable plate.

[0010] Preferably, the adjustment mechanism includes a second shell fixed on the top of the movable plate, an adjustment rod is installed on the side of the second shell, the adjustment rod is inserted into the interior of the second shell and connected to the first bevel gear, the interior of the second shell is rotatably connected to a rotating shaft, a second bevel gear is fixedly sleeved on the rotating shaft, and the rotating shaft passes through the second shell and is connected to a turntable.

[0011] Preferably, the first bevel gear and the second bevel gear are in meshing transmission, and the level body is installed on the top of the turntable.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model provides a lifting mechanism, and uses the lifting mechanism to adjust the height of the level body, so that the level body can be easily separated from and put into the box body, which is not only convenient for adjusting the height of the level body but also convenient for storing it, thereby improving the flexibility and safety of use.

[0014] The utility model improves the usability of the level body by arranging the adjustment mechanism and adjusting the angle of the level body. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a structural schematic diagram of an engineering surveying and mapping level proposed by the utility model;

[0016] Figure 2 for Figure 1 Axonometric view of the middle lifting mechanism;

[0017] Figure 3 for Figure 1 Cross-sectional view of the middle adjustment mechanism.

[0018] In the figure: 1 connecting frame, 2 box body, 3 hinge, 4 box cover, 5 lifting mechanism, 51 first shell, 52 worm, 53 threaded sleeve, 54 worm wheel, 55 threaded column, 56 movable plate, 57 guide shaft, 6 adjustment mechanism, 61 second shell, 62 adjustment rod, 63 first bevel gear, 64 rotating shaft, 65 second bevel gear, 66 turntable, 7 level body. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-3, an engineering surveying and mapping level, including a connecting frame 1, a box body 2 is fixed on the top of the connecting frame 1, a hinge 3 is fixed at one end of the top of the box body 2, a box cover 4 is installed on the top of the box body 2 through the hinge 3, the box cover 4 is connected to the box body 2 through a lock, a lifting mechanism 5 is installed at the bottom of the box body 2, an adjusting mechanism 6 is installed on the top of the lifting mechanism 5, a level body 7 is installed on the top of the adjusting mechanism 6, the lifting mechanism 5 adjusts the height of the level body 7, and the adjusting mechanism 6 is used to adjust the angle of the level body 7, the lifting mechanism 5 includes a first shell 51 fixed to the bottom of the box body 2, a worm 52 and a threaded sleeve 53 are rotatably connected inside the first shell 51, a worm gear 54 is fixedly sleeved on the threaded sleeve 53, a threaded column 55 is threadedly connected inside the threaded sleeve 53, the threaded column 55 is inserted into the interior of the box body 2 and connected to a movable plate 56, a guide shaft 57 is installed at the bottom of the movable plate 56, the guide shaft 57 passes through the bottom of the box body 2 and is slidably connected thereto, the worm gear 54 and the worm 52 are Meshing transmission, the guide shaft 57 and the threaded column 55 are parallel to each other. By setting a lifting mechanism, the lifting mechanism is used to adjust the height of the level body, so that the level body can be easily separated from and entered into the interior of the box, which is not only convenient for adjusting the height of the level body but also convenient for storing it, thereby improving the flexibility and safety of use. The adjusting mechanism 6 is installed on the top of the movable plate 56. The adjusting mechanism 6 includes a second shell 61 fixed on the top of the movable plate 56, and an adjusting rod 62 is installed on the side of the second shell 61. The adjusting rod 62 is inserted into the interior of the second shell 61 and is connected to a first bevel gear 63. The interior of the second shell 61 is rotatably connected with a rotating shaft 64, and a second bevel gear 65 is fixedly sleeved on the rotating shaft 64. The rotating shaft 64 passes through the second shell 61 and is connected to a turntable 66. The first bevel gear 63 and the second bevel gear 65 are meshing transmission. The level body 7 is installed on the top of the turntable 66. By setting an adjusting mechanism, the angle of the level body is adjusted to improve the usability of the level body.

[0021] When in use, the device is installed on a tripod through the connecting frame 1, the level body 7 is installed inside the box body 2, and the worm 52 is rotated to make it rotate. The worm 52 drives the threaded sleeve 53 to rotate through the meshing transmission with the worm wheel 54, and the threaded sleeve 53 drives the movable plate 56 to slide inside the box body 2 through the threaded transmission with the threaded column 55. The movable plate 56 drives the guide shaft 57 to slide at the bottom of the box body 2. The movable plate 56 drives the level body 7 through the adjustment mechanism 6, and the height of the level body 7 can be adjusted. By adjusting the height of the level body 7, it is not only convenient to store the level body 7, but also convenient to adjust the use of the level body 7 according to needs, thereby improving the safety of the device and the flexibility of its use.

[0022] Then, the adjusting rod 62 is rotated to rotate the first bevel gear 63, and the first bevel gear 63 drives the rotating shaft 64 to rotate through the meshing transmission with the second bevel gear 65, and the rotating shaft 64 drives the turntable 66 to rotate. By adjusting the turntable 66, the applicable angle of the level body 7 can be adjusted as needed, thereby improving its usability.

[0023] To sum up, compared with the prior art, the utility model sets a lifting mechanism, which is used to adjust the height of the level body, so that the level body can be easily separated from and enter the interior of the box. It is not only convenient to adjust the height of the level body, but also convenient to store it, thereby improving the flexibility and safety of use. At the same time, by setting an adjustment mechanism, the angle of the level body can be adjusted to improve the usability of the level body.

[0024] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An engineering surveying and mapping level, comprising a connecting frame (1), characterized in that: A box body (2) is fixed on the top of the connecting frame (1), a hinge (3) is fixed on one end of the top of the box body (2), a box cover (4) is installed on the top of the box body (2) through the hinge (3), and the box cover (4) is connected to the box body (2) through a lock, a lifting mechanism (5) is installed on the bottom of the box body (2), an adjustment mechanism (6) is installed on the top of the lifting mechanism (5), and a leveling instrument body (7) is installed on the top of the adjustment mechanism (6), the lifting mechanism (5) is used to adjust the height of the leveling instrument body (7), and the adjustment mechanism (6) is used to adjust the angle of the leveling instrument body (7).

2. The engineering surveying and mapping level according to claim 1, characterized in that: The lifting mechanism (5) comprises a first shell (51) fixed to the bottom of the box body (2); a worm (52) and a threaded sleeve (53) are rotatably connected inside the first shell body (51); a worm wheel (54) is fixedly sleeved on the threaded sleeve (53); a threaded column (55) is threadedly connected inside the threaded sleeve (53); the threaded column (55) is inserted into the inside of the box body (2) and connected to a movable plate (56); a guide shaft (57) is installed at the bottom of the movable plate (56); the guide shaft (57) passes through the bottom of the box body (2) and is slidably connected thereto.

3. The engineering surveying and mapping level instrument according to claim 2, characterized in that: The worm wheel (54) and the worm (52) are meshingly driven, the guide shaft (57) and the threaded column (55) are parallel to each other, and the adjustment mechanism (6) is installed on the top of the movable plate (56).

4. The engineering surveying and mapping level instrument according to claim 3, characterized in that: The adjusting mechanism (6) comprises a second shell (61) fixed on the top of the movable plate (56); an adjusting rod (62) is installed on the side of the second shell (61); the adjusting rod (62) is inserted into the interior of the second shell (61) and is connected to a first bevel gear (63); a rotating shaft (64) is rotatably connected to the interior of the second shell (61); a second bevel gear (65) is fixedly sleeved on the rotating shaft (64); the rotating shaft (64) passes through the second shell (61) and is connected to a turntable (66).

5. The engineering surveying and mapping level instrument according to claim 4, characterized in that: The first bevel gear (63) and the second bevel gear (65) are in meshing transmission, and the level body (7) is installed on the top of the turntable (66).

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