Adjustable surveying instrument for complex terrain

Abstract

The utility model discloses an adjustable surveying instrument for complex terrains, which comprises a surveying instrument main body, a supporting vertical rod is mounted in the middle of the lower end of the surveying instrument main body, a fixed support and a lifting sliding seat are mounted at the outer side end of the supporting vertical rod, and supporting foot stools are rotatably connected to the outer side end of the lifting sliding seat at equal intervals. Folding and unfolding supports are fixedly connected to the outer side end of the fixed support at equal intervals, extending foot stools are arranged at the bottoms of the folding and unfolding supports, sliding grooves are formed in the middles of the side ends of the supporting foot stools, locking mechanisms are installed at the side ends of the supporting foot stools, and supporting mechanisms are fixedly connected to one ends of the extending foot stools; and the supporting mechanism comprises a screw rod, an extension rod, a supporting cylinder and a hand wheel. After the surveying instrument is adjusted by pulling the extension foot stool, the surveying instrument is finely adjusted in cooperation with the supporting mechanism, the horizontal stability of the surveying instrument is improved, and the adaptation effect of the surveying instrument to complex terrains is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of surveying and mapping instruments, in particular to an adjustable surveying and mapping instrument for complex terrain. Background Art

[0002] A surveying instrument is a professional device used in topographic surveying and mapping. It is based on computer technology, optoelectronic technology, network communication technology, space science, and information science, with global navigation (GNSS), remote sensing (RS), and geographic information system (GIS) as its technical core. It selects existing feature points and boundaries on the ground and obtains graphics and location information reflecting the current status of the ground through measurement methods for use in engineering construction, planning and design, and administrative management.

[0003] Commonly used surveying instruments are supported by tripods when placed on the ground, but they have poor adaptability to terrain. The terrain of some ground is uneven and complex, and the tripod cannot ensure the level of the surveying instrument. Manual adjustments to the ground under the surveying instrument are required, which reduces work efficiency. Utility Model Content

[0004] The utility model aims to provide a complex terrain adjustable surveying and mapping instrument, which can improve the horizontal placement effect of the surveying and mapping instrument, enable the surveying and mapping instrument to be placed horizontally on different terrains, reduce manual adjustment of the ground, and improve work efficiency.

[0005] In order to achieve the above-mentioned purpose, a complex terrain adjustable surveying instrument is provided, comprising: a surveying instrument body, a supporting upright is installed in the middle part of the lower end of the surveying instrument body, a fixed support and a lifting slide are installed at the outer end of the supporting upright, and the lifting slide is located above the fixed support, the outer end of the lifting slide is equidistantly connected to a supporting tripod, the outer end of the fixed support is equidistantly fixedly connected to a retractable bracket, and the other end of the retractable bracket is rotatably connected to the side end of the supporting tripod, an extension bracket is arranged at the bottom of the retractable bracket, and the extension bracket extends into the supporting tripod and is slidably connected to the inner wall of the supporting tripod, a sliding groove is provided in the middle part of the side end of the supporting tripod, a locking mechanism is installed at the side end of the supporting tripod, and the locking mechanism passes through the sliding groove and extends into the extension bracket, the supporting tripod is fixedly connected to the extension tripod through the locking mechanism, one end of the extension tripod is fixedly connected to the supporting mechanism, and the supporting mechanism is far away from the supporting tripod;

[0006] The support mechanism includes a screw rod, an extension rod, a support tube and a hand wheel, the side end of the support tube is fixedly connected to the extension tripod, and a rectangular space is opened in the support tube and penetrates the support tube downward, the extension rod is located in the support tube and is slidably connected to the inner wall of the support tube, and the lower end of the extension rod extends to the bottom of the support tube, the screw rod is located in the middle of the upper end of the support tube, and the screw rod extends into the support tube and is threadedly connected to the support tube, the lower end of the screw rod is rotatably connected to the middle of the upper end of the extension rod, and the hand wheel is fixedly connected to the upper end of the screw rod, and the screw rod is located in the middle of the lower end of the hand wheel. It can improve the horizontal placement effect of the surveying instrument, so that the surveying instrument can be placed horizontally on different terrains, reduce manual adjustments to the ground, and improve work efficiency.

[0007] According to the complex terrain adjustable surveying and mapping instrument, a level is fixedly connected to the middle of the upper end of the surveying and mapping instrument body, which is used for the staff to confirm the level effect of the surveying and mapping instrument and facilitate the staff to adjust the surveying and mapping instrument.

[0008] According to the complex terrain adjustable surveying instrument, the locking mechanism includes a rubber pad, a handle and a bolt, the bolt passes through a slide slot and is slidably connected to the slide slot, the bolt extends into the extended tripod and is threadedly connected to the extended tripod, the handle is fixedly connected to one end of the bolt, and the handle is away from the extended tripod, the rubber pad is located at one end of the handle, and the bolt passes through the middle of the rubber pad, and the rubber pad is slidably connected to the side end of the supporting tripod. It is used to lock the tripod after adjusting the surveying instrument.

[0009] According to the complex terrain adjustable surveying instrument, a spring is fixedly connected to the middle of the lower end of the extension rod, and a foot is fixedly connected to the lower end of the spring, and the spring is located at the middle of the upper end of the foot, which is used to support the surveying instrument and play a buffering role when the surveying instrument is placed on the ground.

[0010] According to the complex terrain adjustable surveying and mapping instrument, the lower end of the foot is fixedly connected with a rubber block, which cooperates with the spring to further improve the buffering effect of the surveying and mapping instrument.

[0011] The above scheme has the beneficial effect of: after adjusting the surveying and mapping instrument by pulling the extended tripod, the surveying and mapping instrument is fine-tuned in cooperation with the supporting mechanism, thereby improving the horizontal stability of the surveying and mapping instrument and improving the adaptability of the surveying and mapping instrument to complex terrain.

[0012] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0014] Figure 1A stereogram of an adjustable complex terrain surveying and mapping instrument of the utility model;

[0015] Figure 2 It is a cross-sectional view of the support mechanism of a complex terrain adjustable surveying and mapping instrument of the utility model;

[0016] Figure 3 for Figure 1 The enlarged view of point A in the middle;

[0017] Figure 4 The utility model is a three-dimensional diagram of the locking mechanism of an adjustable complex terrain surveying and mapping instrument.

[0018] Legend:

[0019] 1. Surveying instrument body; 2. Support pole; 3. Support tripod; 4. Extension tripod; 5. Support mechanism; 6. Retractable bracket; 7. Fixed support; 8. Lifting slide; 9. Level; 10. Screw; 11. Extension rod; 12. Spring; 13. Rubber block; 14. Anchor; 15. Support cylinder; 16. Handwheel; 17. Slide; 18. Locking mechanism; 19. Rubber pad; 20. Handle; 21. Bolt. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] Reference Figure 1-4 The utility model is an adjustable surveying instrument for complex terrain, which includes: a surveying instrument body 1, a support pole 2 is installed at the middle of the lower end of the surveying instrument body 1, a fixed support 7 and a lifting slide 8 are installed at the outer end of the support pole 2, and the lifting slide 8 is located above the fixed support 7, and the outer end of the lifting slide 8 is equidistantly connected to the support leg 3, and the outer end of the fixed support 7 is equidistantly fixedly connected to the retractable bracket 6, and the other end of the retractable bracket 6 is rotatably connected to the side end of the support leg 3, and the retractable bracket 6 is rotatably connected to the side end of the support leg 3. An extension tripod 4 is provided at the bottom of the bracket 6, and the extension tripod 4 extends into the supporting tripod 3 and is slidably connected to the inner wall of the supporting tripod 3. A slide groove 17 is provided in the middle of the side end of the supporting tripod 3. A locking mechanism 18 is installed at the side end of the supporting tripod 3, and the locking mechanism 18 passes through the slide groove 17 and extends into the extension tripod 4. The supporting tripod 3 and the extension tripod 4 are fixedly connected by the locking mechanism 18. One end of the extension tripod 4 is fixedly connected to the supporting mechanism 5, and the supporting mechanism 5 is away from the supporting tripod 3.

[0022] The supporting mechanism 5 includes a screw rod 10, an extension rod 11, a supporting tube 15 and a handwheel 16. The side end of the supporting tube 15 is fixedly connected to the extension tripod 4, and a rectangular space is opened in the supporting tube 15 and penetrates downwardly through the supporting tube 15. The extension rod 11 is located in the supporting tube 15 and is slidingly connected to the inner wall of the supporting tube 15, and the lower end of the extension rod 11 extends to the bottom of the supporting tube 15. The screw rod 10 is located in the middle of the upper end of the supporting tube 15, and the screw rod 10 extends into the supporting tube 15 and is threadedly connected to the supporting tube 15. The lower end of the screw rod 10 is rotatably connected to the middle of the upper end of the extension rod 11. The handwheel 16 is fixedly connected to the upper end of the screw rod 10, and the screw rod 10 is located in the middle of the lower end of the handwheel 16.

[0023] A level 9 is fixedly connected to the middle of the upper end of the surveying instrument body 1 .

[0024] The locking mechanism 18 includes a rubber pad 19, a handle 20 and a bolt 21. The bolt 21 passes through the slide groove 17 and is slidably connected to the slide groove 17. The bolt 21 extends into the extended tripod 4 and is threadedly connected to the extended tripod 4. The handle 20 is fixedly connected to one end of the bolt 21, and the handle 20 is away from the extended tripod 4. The rubber pad 19 is located at one end of the handle 20, and the bolt 21 passes through the middle of the rubber pad 19. The rubber pad 19 is slidably connected to the side end of the supporting tripod 3.

[0025] A spring 12 is fixedly connected to the middle of the lower end of the extension rod 11 , a foot 14 is fixedly connected to the lower end of the spring 12 , and the spring 12 is located at the middle of the upper end of the foot 14 .

[0026] The lower end of the foot 14 is fixedly connected with a rubber block 13 .

[0027] Working principle: When in use, unfold the tripod of the surveying instrument, pull the extended tripod 4 to support the surveying instrument, keep the surveying instrument level, and rotate the hand wheel 16 to rotate the screw 10, so that the screw 10 pushes the extension rod 11, so that the bottom of the support mechanism 5 is in full contact with the ground, and use the level meter 9 to detect whether the surveying instrument body 1 is level, thereby improving the adjustment accuracy of the surveying instrument body 1.

[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A complex terrain adjustable surveying and mapping instrument, comprising: The surveying instrument body (1) is characterized in that a support pole (2) is installed in the middle of the lower end of the surveying instrument body (1), a fixed support (7) and a lifting slide (8) are installed on the outer end of the support pole (2), and the lifting slide (8) is located above the fixed support (7), the outer end of the lifting slide (8) is equidistantly connected to the support leg (3), the outer end of the fixed support (7) is equidistantly fixedly connected to the retractable bracket (6), and the other end of the retractable bracket (6) is rotatably connected to the side end of the support leg (3), and the bottom of the retractable bracket (6) is provided with an extension leg The support frame (4) is provided with a support frame (4), and the extension frame (4) extends into the support frame (3) and is slidably connected with the inner wall of the support frame (3), a slide groove (17) is provided in the middle of the side end of the support frame (3), a locking mechanism (18) is installed on the side end of the support frame (3), and the locking mechanism (18) passes through the slide groove (17) and extends into the extension frame (4), the support frame (3) and the extension frame (4) are fixedly connected through the locking mechanism (18), one end of the extension frame (4) is fixedly connected with a support mechanism (5), and the support mechanism (5) is away from the support frame (3); The support mechanism (5) comprises a screw rod (10), an extension rod (11), a support tube (15) and a hand wheel (16); the side end of the support tube (15) is fixedly connected to the extension tripod (4); a rectangular space is provided in the support tube (15) and passes through the support tube (15) downward; the extension rod (11) is located in the support tube (15) and is slidably connected to the inner wall of the support tube (15); the lower end of the extension rod (11) extends to the bottom of the support tube (15); the screw rod (10) is located in the middle of the upper end of the support tube (15); the screw rod (10) extends into the support tube (15) and is threadedly connected to the support tube (15); the lower end of the screw rod (10) is rotatably connected to the middle of the upper end of the extension rod (11); the hand wheel (16) is fixedly connected to the upper end of the screw rod (10), and the screw rod (10) is located in the middle of the lower end of the hand wheel (16).

2. The complex terrain adjustable surveying and mapping instrument according to claim 1, characterized in that: A level (9) is fixedly connected to the middle portion of the upper end of the surveying and mapping instrument body (1).

3. The complex terrain adjustable surveying and mapping instrument according to claim 1, characterized in that: The locking mechanism (18) comprises a rubber pad (19), a handle (20) and a bolt (21); the bolt (21) passes through the slide groove (17) and is slidably connected to the slide groove (17); the bolt (21) extends into the extension leg (4) and is threadedly connected to the extension leg (4); the handle (20) is fixedly connected to one end of the bolt (21), and the handle (20) is away from the extension leg (4); the rubber pad (19) is located at one end of the handle (20), and the bolt (21) passes through the middle of the rubber pad (19); the rubber pad (19) is slidably connected to the side end of the supporting leg (3).

4. The complex terrain adjustable surveying and mapping instrument according to claim 1, characterized in that: A spring (12) is fixedly connected to the middle of the lower end of the extension rod (11), a foot (14) is fixedly connected to the lower end of the spring (12), and the spring (12) is located at the middle of the upper end of the foot (14).

5. The complex terrain adjustable surveying and mapping instrument according to claim 4, characterized in that: The lower end of the foot (14) is fixedly connected to a rubber block (13).

Images