Automatic electric leveling engineering surveying instrument

Abstract

The utility model discloses an automatic electric leveling engineering surveying instrument, and relates to the technical field of engineering surveying instruments. The automatic electric leveling engineering surveying instrument comprises a surveying supporting plate, and a surveying sighting device is arranged at the top of the surveying supporting plate; the bottom of the surveying and mapping supporting plate is rotatably connected with multiple sets of supporting legs, telescopic legs are slidably connected into the supporting legs, electric telescopic rods are arranged at the tops of the telescopic legs, the electric telescopic rods are fixedly connected into the supporting legs, a motor is arranged at the bottom of the surveying and mapping supporting plate, and threaded rods are arranged at the bottom of the motor and used for supporting the supporting legs. According to the automatic electric leveling engineering surveying instrument, the threaded rod can be driven by the motor to rotate, at the moment, the circular ring slides and can support the supporting legs, then the length of each set of telescopic legs can be adjusted through stretching and retracting of the electric telescopic rods, the telescopic legs can be adjusted according to the field terrain, and the engineering surveying instrument can be stably and horizontally placed.

Description

Technical Field

[0001] The utility model relates to the technical field of engineering surveying instruments, in particular to an automatic electric leveling engineering surveying instrument. Background Art

[0002] Surveying and mapping instruments, to put it simply, are instruments and devices designed and manufactured for surveying and mapping operations for data collection, processing, and output. They are various instruments for orientation, distance measurement, angle measurement, height measurement, mapping, and photogrammetry required for surveying work during the planning, design, construction, and management stages of engineering construction.

[0003] When the existing engineering surveying instrument is in use, it cannot be placed stably on the flat ground due to the limitation of the terrain of the engineering site. When placed on the uneven ground, the surveyor in the surveying instrument cannot be in a horizontal state, which will affect the surveying accuracy of the surveying rod on the surveying instrument, and certain errors will occur during surveying. In view of the shortcomings of the existing technology, we propose an automatic electric leveling engineering surveying instrument to solve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides an automatic electric leveling engineering surveying instrument, which solves the problem that the existing engineering surveying instruments cannot be placed stably on flat ground due to the limitations of the engineering site terrain when in use. When placed on an uneven ground, the surveyor in the surveying instrument cannot be in a horizontal state, which will affect the surveying accuracy of the surveying rod on the surveying instrument and cause certain errors in surveying.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the utility model is implemented through the following technical solutions: an automatic electric leveling engineering surveying instrument, including a surveying support plate, a surveying sight is arranged on the top of the surveying support plate; the bottom of the surveying support plate is rotatably connected to multiple groups of legs, the inner part of the legs is slidably connected to telescopic legs, the top of the telescopic legs is provided with an electric telescopic rod, the electric telescopic rod is fixedly connected to the inner part of the legs, the bottom of the surveying support plate is provided with a motor, the bottom of the motor is provided with a threaded rod, and the threaded rod is used to support the legs.

[0008] Preferably, the side walls of the supporting legs and the telescopic legs are provided with rulers, and the rulers are used to observe the dimensions.

[0009] Preferably, a vertical rod is provided at the bottom of the motor, the outer wall of the vertical rod is slidably connected to a ring, the side wall of the ring is rotatably connected to a support plate, the end of the support plate is rotatably connected to the side wall of the leg, and the support plate is used to support the leg.

[0010] Preferably, the bottom of the vertical rod is fixedly connected to a limit plate, and the limit plate is used to prevent the ring from sliding out.

[0011] Preferably, the threaded rod is arranged inside the vertical rod, the bottom of the threaded rod is rotatably connected to the top of the limiting plate, the inner wall of the circular ring is fixedly connected with a circular plate, and the circular plate is threadedly connected to the threaded rod.

[0012] Preferably, a screw handwheel is provided on the top of the surveying and mapping support plate, and the screw handwheel is used to center the circular level bubble.

[0013] Preferably, a degree dial is provided on the top of the screw handwheel, and the degree dial is used to adjust the angle of a surveying and mapping sight, and the surveying and mapping sight is arranged on the top of the degree dial.

[0014] The utility model discloses an automatic electric leveling engineering surveying instrument, which has the following beneficial effects: the threaded rod can be rotated by the drive of a motor, and a ring can slide on the outer wall of the threaded rod. When the ring slides downward, the legs can be supported so that the legs are placed on the ground in a triangular shape. The length of each group of telescopic legs can be adjusted by the extension and retraction of the electric telescopic rod, so that the legs can be adjusted according to the terrain on site, so that the engineering surveying instrument can be placed stably and horizontally, avoiding the problem that when the current surveying instrument is placed on an uneven ground, the surveyor in the surveying instrument cannot be in a horizontal state, thereby affecting the surveying accuracy of the surveying instrument. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 This is a schematic diagram of the structure of the surveying and mapping sight of the utility model;

[0017] Figure 2 This is a schematic diagram of the internal structure of the vertical rod of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the circular plate of the utility model;

[0019] Figure 4 It is a schematic diagram of the internal structure of the supporting leg of the utility model.

[0020] In the figure: 1. surveying and mapping sight; 101. degree plate; 102. screw handwheel; 2. surveying and mapping support plate; 201. motor; 3. vertical rod; 301. circular ring; 302. support plate; 303. threaded rod; 304. limit plate; 305. circular plate; 4. support leg; 401. telescopic leg; 402. electric telescopic rod; 403. ruler. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model is described clearly and completely. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The embodiment of the present application provides an automatic electric leveling engineering surveying instrument, which solves the problem that the existing engineering surveying instrument cannot be placed stably on flat ground due to the limitations of the engineering site terrain during use. When placed on an uneven ground, the surveyor in the surveying instrument cannot be in a horizontal state, which affects the surveying accuracy of the surveying rod on the surveying instrument and causes certain errors in surveying.

[0023] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0024] The utility model embodiment discloses an automatic electric leveling engineering surveying and mapping instrument.

[0025] According to the attached Figure 1-4 As shown, an automatic electric leveling engineering surveying instrument comprises a surveying support plate 2, a surveying sight 1 is arranged on the top of the surveying support plate 2; a plurality of groups of legs 4 are rotatably connected to the bottom of the surveying support plate 2, telescopic legs 401 are slidably connected inside the legs 4, an electric telescopic rod 402 is arranged on the top of the telescopic legs 401, the electric telescopic rod 402 is fixedly connected inside the legs 4, and the plurality of groups of electric telescopic rods 402 are respectively controlled to be telescopic by setting a control switch; a motor 201 is arranged on the bottom of the surveying support plate 2, a threaded rod 303 is arranged on the bottom of the motor 201, and the threaded rod 303 is used to support the legs 4; the telescopic legs 401 can be driven to be telescopic and retracted by the electric telescopic rod 402, so that the length of the telescopic legs 401 can be adjusted according to the terrain on site; when the circular level bubble on the surveying sight 1 is centered and the sighting axis is horizontal, the engineering surveying instrument is placed stably.

[0026] The side walls of the supporting leg 4 and the telescopic leg 401 are provided with a ruler 403, and the ruler 403 is used to observe the size for easy recording.

[0027] A vertical rod 3 is provided at the bottom of the motor 201, and a circular ring 301 is slidably connected to the outer wall of the vertical rod 3. A support plate 302 is rotatably connected to the side wall of the circular ring 301. The end of the support plate 302 is rotatably connected to the side wall of the leg 4. The support plate 302 is used to support the leg 4.

[0028] The bottom of the vertical rod 3 is fixedly connected to a limit plate 304 , and the limit plate 304 is used to prevent the ring 301 from sliding out.

[0029] The threaded rod 303 is arranged inside the vertical rod 3, and the bottom of the threaded rod 303 is rotatably connected to the top of the limit plate 304. The inner wall of the ring 301 is fixedly connected with a circular plate 305, and the circular plate 305 is threadedly connected to the threaded rod 303. The threaded rod 303 can be rotated by the drive of the motor 201. At this time, the ring 301 will slide on the outer wall of the threaded rod 303. When the ring 301 slides downward, it can support the support leg 4 to make it into a triangular shape, which is convenient for stable placement.

[0030] A screw handwheel 102 is provided on the top of the surveying and mapping support plate 2 .

[0031] A degree dial 101 is arranged on the top of the screw hand wheel 102 . The degree dial 101 is used to adjust the angle of the surveying and mapping sight 1 . The surveying and mapping sight 1 is arranged on the top of the degree dial 101 .

[0032] When the utility model is in use, the threaded rod 303 can be rotated by the drive of the motor 201, and the ring 301 will slide on the outer wall of the threaded rod 303. When the ring 301 slides downward, the supporting leg 4 can be supported to be placed on the ground in a triangular shape. The telescopic leg 401 can be driven to be extended and retracted by the electric telescopic rod 402, so that the length of each group of telescopic legs 401 can be adjusted according to the on-site terrain, so that the engineering surveying instrument can be stably placed.

[0033] In summary, compared with the prior art, the present invention has the following beneficial effects: the threaded rod 303 can be rotated by the drive of the motor 201, and the ring 301 will slide on the outer wall of the threaded rod 303. When the ring 301 slides downward, the legs 4 can be supported to be placed on the ground in a triangular shape. The length of each set of telescopic legs 401 can be adjusted by the extension and retraction of the electric telescopic rod 402, so that it can be adjusted according to the terrain on site, so that the engineering surveying instrument can be placed stably and horizontally, avoiding the problem that when the current surveying instrument is placed on an uneven ground, the surveyor in the surveying instrument cannot be in a horizontal state, thereby affecting the surveying accuracy of the surveying instrument.

[0034] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An automatic electric leveling engineering surveying instrument, comprising a surveying support plate (2), a surveying sight (1) being arranged on the top of the surveying support plate (2), characterized in that: The bottom of the surveying and mapping support plate (2) is rotatably connected to a plurality of groups of legs (4); the legs (4) are slidably connected to telescopic legs (401); the tops of the telescopic legs (401) are provided with electric telescopic rods (402); the electric telescopic rods (402) are fixedly connected to the insides of the legs (4); the bottom of the surveying and mapping support plate (2) is provided with a motor (201); the bottom of the motor (201) is provided with a threaded rod (303); the threaded rod (303) is used to support the legs (4).

2. The automatic electric leveling engineering surveying instrument according to claim 1 is characterized by: The side walls of the supporting legs (4) and the telescopic legs (401) are provided with rulers (403), and the rulers (403) are used to observe dimensions.

3. The automatic electric leveling engineering surveying instrument according to claim 1 is characterized by: A vertical rod (3) is provided at the bottom of the motor (201); a circular ring (301) is slidably connected to the outer wall of the vertical rod (3); a support plate (302) is rotatably connected to the side wall of the circular ring (301); an end of the support plate (302) is rotatably connected to the side wall of the support leg (4); and the support plate (302) is used to support the support leg (4).

4. The automatic electric leveling engineering surveying instrument according to claim 3 is characterized by: The bottom of the vertical rod (3) is fixedly connected to a limiting plate (304), and the limiting plate (304) is used to prevent the ring (301) from sliding out.

5. The automatic electric leveling engineering surveying instrument according to claim 3 is characterized by: The threaded rod (303) is arranged inside the vertical rod (3); the bottom of the threaded rod (303) is rotatably connected to the top of the limit plate (304); the inner wall of the circular ring (301) is fixedly connected with a circular plate (305); and the circular plate (305) is threadedly connected to the threaded rod (303).

6. The automatic electric leveling engineering surveying instrument according to claim 1 is characterized by: A screw hand wheel (102) is provided on the top of the surveying and mapping support plate (2), and the screw hand wheel (102) is used to center the circular level bubble.

7. The automatic electric leveling engineering surveying instrument according to claim 6 is characterized by: A degree disk (101) is arranged on the top of the screw hand wheel (102), and the degree disk (101) is used to adjust the angle of the surveying and mapping sight (1). The surveying and mapping sight (1) is arranged on the top of the degree disk (101).

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