Surveying and mapping device for territorial resources

Abstract

The invention relates to the technical field of planning surveying and mapping, in particular to a land resource surveying and mapping device which comprises a bottom plate, a base, a rotating shaft, a rotating block, a bearing plate, a leveling assembly, a clamping assembly, a surveying instrument, a cleaning mechanism and three supporting assemblies. One end of the rotating shaft extends to the outside of the base, the rotating block is installed on the rotating shaft, the bearing plate is horizontally arranged on the top of the rotating block, the leveling assembly is installed on the top of the base, the clamping assembly is installed on the top of the bearing plate, and the surveying instrument is clamped and fixed by the clamping assembly. The cleaning mechanism is installed on the bearing plate, the three supporting assemblies are arranged at the bottom of the bottom plate at equal intervals around the circle center of the bottom plate, the cleaning mechanism works regularly to automatically clean dust attached to the surface of a surveying and mapping instrument, then the situation that the dust influences the accuracy of the surveying and mapping instrument is avoided, and the surveying and mapping quality cannot be influenced.

Description

Technical Field

[0001] The invention relates to the technical field of planning and surveying, and in particular to a surveying and mapping device for land resources. Background Art

[0002] A surveying device is a specialized piece of equipment used for geospatial data collection that helps users measure and record the location information of features on the Earth's surface. These devices are widely used in a variety of fields, including land surveying, topographic mapping, engineering design, construction, resource management, and disaster assessment. Surveying devices can be divided into many types, each with its own specific functions and application scenarios.

[0003] The Chinese invention patent with the announcement number CN118499635A discloses a surveying and mapping device for forestry design and planning, including a base plate, a fixing frame and a level, wherein the upper end of the base plate is fixedly connected to two vertical plates, a first rotating shaft is rotatably connected between the two vertical plates, a U-shaped groove block is sleeved on the outer wall of the first rotating shaft, one end of the first rotating shaft passes through the vertical plate and is matched with a first angle adjustment component, a second rotating shaft is rotatably connected to the U-shaped groove block, a positioning frame is fixedly connected to the upper end of the second rotating shaft, a gyro positioning device is arranged in the positioning frame, the axis rotating shaft of the gyro positioning device is a fixed axis rod, a clamping assembly is fixedly arranged on the fixed axis rod, a connecting ring is matched with the clamping assembly, a connecting tube is fixedly connected to the connecting ring, and a laser is fixedly connected to the connecting tube. The invention has the advantages of only using the level for the first time, and can be easily leveled later, simple operation, time-saving and labor-saving, and greatly improving work efficiency.

[0004] However, the above patent still has the following shortcomings in actual use: although the patent can level the angle of the surveying instrument, some dust will adhere to the surface of the surveying instrument when working outdoors, and this dust will easily affect the accuracy of the surveying instrument and thus affect the surveying quality. Summary of the invention

[0005] The purpose of the present invention is to provide a surveying and mapping device for land resources to solve the problem mentioned in the above background technology that some dust will adhere to the surface of the surveying and mapping instrument when working outdoors, and the dust will easily affect the accuracy of the surveying and mapping instrument, thereby affecting the surveying and mapping quality.

[0006] The technical solution of the present invention is: A surveying and mapping device for land and resources comprises a base plate, a base, a rotating shaft, a rotating block, a bearing plate, a leveling assembly, a clamping assembly, a surveying instrument, a cleaning mechanism and three supporting assemblies, wherein the base is mounted on the top of the base plate, the rotating shaft is rotatably mounted in the base, and one end of the rotating shaft extends to the outside of the base, the rotating block is mounted on the rotating shaft, the bearing plate is horizontally arranged on the top of the rotating block, the leveling assembly is mounted on the top of the base, and one end of the leveling assembly is connected to the rotating shaft, the clamping assembly is mounted on the top of the bearing plate, the surveying instrument is clamped and fixed by the clamping assembly, the cleaning mechanism is mounted on the bearing plate, and the cleaning mechanism is used to clean the surveying instrument, and the three supporting assemblies are arranged at equal intervals at the bottom of the base plate around the center of the base plate.

[0007] Furthermore, the cleaning mechanism includes a mounting frame, a water tank, an electric push rod, a lifting plate, a cleaning block and a pumping assembly. The mounting frame is mounted on the outer wall of the bearing plate, the water tank is arranged on the outer wall of the mounting frame, a water filling pipe is arranged on the top of the water tank, the electric push rod is vertically arranged on the top of the mounting frame, the lifting plate is installed on the output end of the electric push rod, the cleaning block is installed on the bottom of the lifting plate, the pumping assembly is arranged on the top of the mounting frame, and one end of the pumping assembly is connected to the water tank.

[0008] Furthermore, the pumping assembly includes a pumping cylinder, a piston, a moving rod, a moving block, a rotating motor, a turntable, a pull rod, a first connecting pipe and a second connecting pipe. The pumping cylinder is horizontally arranged on the top of the mounting frame, the piston is slidably installed in the pumping cylinder, the moving rod is slidably installed on the outer wall of the pumping cylinder, and the head end of the moving rod is connected to the piston, the moving block is installed on the tail end of the moving rod, the rotating motor is vertically arranged on the top of the mounting frame, the turntable is installed on the output shaft of the rotating motor, one end of the pull rod is hinged to the top edge of the turntable, and the other end of the pull rod is hinged to the top of the moving block, the two ends of the first connecting pipe are respectively connected to the pumping cylinder and the water tank, one end of the second connecting pipe is connected to the pumping cylinder, and the other end of the second connecting pipe extends to the side of the cleaning block, the end of the second connecting pipe is provided with a nozzle arranged toward the cleaning block, and the first connecting pipe and the second connecting pipe are installed with a one-way valve.

[0009] Furthermore, the leveling assembly includes a limit plate, a leveling handle and a locking bolt, the limit plate is installed on the top of the base, the limit plate is provided with a through hole for the rotating shaft to pass through, the limit plate is provided with a plurality of fixing holes arranged at equal intervals around the through hole, the leveling handle is installed on the end of the rotating shaft, the locking bolt is arranged on the leveling handle, and the locking bolt is screwed to the corresponding fixing hole.

[0010] Furthermore, the clamping assembly includes a cross rail, a driving component and two clamping components, the cross rail is horizontally arranged on the top of the supporting plate, the two clamping components are symmetrically arranged on the cross rail, and the bottom ends of the two clamping components are slidably matched with the cross rail, the driving component is installed on the top of the supporting plate, and the driving component is used to drive the two clamping components to move.

[0011] Furthermore, the clamping component includes a slider and a clamping plate, the slider is slidably mounted on the cross rail, and the clamping plate is vertically arranged on the slider.

[0012] Furthermore, the driving component includes a U-shaped plate, a driving motor, a driving gear, two movable frames and two movable racks. The U-shaped plate is installed on the top of the supporting plate, the driving motor is vertically arranged on the top of the U-shaped plate, the driving gear is installed on the output shaft of the driving motor, the two movable frames are respectively arranged on the outer walls of the sliders in the two clamping components, the two movable racks are respectively arranged horizontally on the two movable frames, and the two sides of the driving gear are respectively meshed with the two movable racks.

[0013] Furthermore, the support assembly includes a support seat, a hinge block, a support rod and a support sleeve. The support seat is installed at the bottom of the base plate, the hinge block is hinged in the support seat, the top end of the support rod is connected to the hinge block, the support sleeve is arranged at the bottom end of the support rod, and the support rod and the support sleeve are slidably matched.

[0014] Furthermore, a ground-inserting cone is provided at the bottom of the support sleeve.

[0015] Furthermore, the leveling handle is provided with a plurality of anti-slip grooves.

[0016] The present invention provides a land resources surveying and mapping device through improvement, which has the following improvements and advantages compared with the prior art: First, the present invention drives the lifting plate to move downward through the operation of the electric push rod, and the lifting plate drives the cleaning block to move downward. The cleaning block moves downward to wipe and remove dust from the surveying instrument, so as to prevent dust from affecting the accuracy of the surveying instrument and will not affect the surveying quality. After the dust removal is completed, the electric push rod continues to work to drive the cleaning block to move upward and reset, and then the pumping component works to draw water from the water tank and spray it onto the surface of the cleaning block, thereby realizing automatic cleaning of the cleaning block and facilitating the next dust removal operation of the cleaning block.

[0017] Second, the present invention drives the turntable to rotate by rotating the motor, and the turntable drives the pull rod to rotate synchronously. While the pull rod rotates, the moving block and the moving rod drive the piston to slide back and forth in the pumping cylinder. While the piston slides back and forth, the piston first draws the water in the water tank into the pumping cylinder through the first connecting pipe, and then the piston sprays the water in the pumping cylinder through the second connecting pipe and the nozzle to the surface of the cleaning block, thereby realizing automatic cleaning of the cleaning block. The one-way valve controls the water in the first connecting pipe and the second connecting pipe to flow in one direction only.

[0018] Thirdly, the present invention drives the rotating shaft to rotate by rotating the leveling handle, and the rotating shaft drives the rotating block and the supporting plate to rotate. The supporting plate rotates to level and calibrate the surveying instrument. After the leveling is completed, the locking bolt is screwed into the corresponding fixing hole at this time, thereby realizing the rapid locking and limiting of the leveling handle. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The present invention will be further explained below in conjunction with the accompanying drawings and Examples: Figure 1 The three-dimensional structure of the present invention is shown in FIG. Figure 1 ; Figure 2 The three-dimensional structure of the present invention is shown in FIG. Figure 2 ; Figure 3 It is a schematic diagram of a partial three-dimensional structure of the present invention; Figure 4 The three-dimensional structure diagram of the cleaning mechanism of the present invention is shown in FIG. Figure 1 ; Figure 5 The three-dimensional structure diagram of the cleaning mechanism of the present invention is shown in FIG. Figure 2 ; Figure 6 is a partial cross-sectional view of the cleaning mechanism of the present invention; Figure 7 is a disassembled diagram of the leveling assembly of the present invention; Figure 8 The three-dimensional structure diagram of the clamping assembly of the present invention is shown in FIG. Figure 1 ; Fig. 9 The three-dimensional structure diagram of the clamping assembly of the present invention is shown in FIG. Figure 2 .

[0020] Description of reference numerals: Bottom plate 1, base 11, rotating shaft 12, rotating block 13, bearing plate 14, leveling assembly 2, limit plate 21, leveling handle 22, locking bolt 23, through hole 24, fixing hole 25, anti-slip groove 26, clamping assembly 3, cross rail 31, driving component 32, clamping component 33, slider 34, clamping plate 35, U-shaped plate 36, driving motor 37, driving gear 38, moving frame 39, moving rack 391, surveying instrument 4, cleaning mechanism 5, mounting frame 51 , water tank 52, water adding pipe 521, electric push rod 53, lifting plate 54, cleaning block 55, pumping assembly 56, pumping cylinder 561, piston 562, moving rod 563, moving block 564, rotating motor 565, turntable 566, pull rod 567, first connecting pipe 568, second connecting pipe 569, nozzle 5691, one-way valve 5692, support assembly 6, support seat 61, hinge block 62, support rod 63, support sleeve 64, ground cone 65. DETAILED DESCRIPTION

[0021] The present invention is described in detail below, and the technical solutions in the embodiments of the present invention are clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] The present invention provides a land resources surveying and mapping device through improvement. Figure 1-Figure 9As shown, it includes a base plate 1, a base 11, a rotating shaft 12, a rotating block 13, a bearing plate 14, a leveling component 2, a clamping component 3, a surveying instrument 4, a cleaning mechanism 5 and three supporting components 6, wherein the base 11 is mounted on the top of the base plate 1, the rotating shaft 12 is rotatably mounted in the base 11, and one end of the rotating shaft 12 extends to the outside of the base 11, the rotating block 13 is mounted on the rotating shaft 12, the bearing plate 14 is horizontally arranged on the top of the rotating block 13, the leveling component 2 is mounted on the top of the base 11, and one end of the leveling component 2 is connected to the rotating shaft 12, the clamping component 3 is mounted on the top of the bearing plate 14, and the surveying instrument 4 is clamped and fixed by the clamping component 3. The cleaning mechanism 5 is installed on the bearing plate 14, and the cleaning mechanism 5 is used to clean the surveying instrument 4. The three support components 6 are arranged at equal intervals at the bottom of the base plate 1 around the center of the base plate 1; the base plate 1 is stably supported by using the three support components 6, and then the clamping component 3 works to clamp and fix the surveying instrument 4, and then the leveling component 2 is used to drive the rotating shaft 12 to rotate, and the rotating shaft 12 drives the rotating block 13 and the bearing plate 14 to rotate, and the bearing plate 14 rotates to level and calibrate the surveying instrument 4, which is convenient for the surveying instrument 4 to work quickly. The cleaning mechanism 5 works regularly to automatically clean the dust adhered to the surface of the surveying instrument 4, thereby preventing the dust from affecting the accuracy of the surveying instrument 4 and will not affect the surveying quality.

[0023] Specifically, the cleaning mechanism 5 includes a mounting frame 51, a water tank 52, an electric push rod 53, a lifting plate 54, a cleaning block 55 and a pumping assembly 56. The mounting frame 51 is mounted on the outer wall of the bearing plate 14, the water tank 52 is arranged on the outer wall of the mounting frame 51, and a water adding pipe 521 is arranged on the top of the water tank 52. The electric push rod 53 is vertically arranged on the top of the mounting frame 51, the lifting plate 54 is installed on the output end of the electric push rod 53, the cleaning block 55 is installed on the bottom of the lifting plate 54, and the pumping assembly 56 is arranged on the top of the mounting frame 51, and one end of the pumping assembly 56 The end is connected to the water tank 52; the electric push rod 53 drives the lifting plate 54 to move downward, and the lifting plate 54 drives the cleaning block 55 to move downward. The cleaning block 55 moves downward to wipe and remove dust from the surveying instrument 4 to prevent dust from affecting the accuracy of the surveying instrument 4 and will not affect the surveying quality. After the dust removal is completed, the electric push rod 53 continues to work to drive the cleaning block 55 to move upward and reset, and then the pumping component 56 works to extract water from the water tank 52 and spray it onto the surface of the cleaning block 55, so as to realize automatic cleaning of the cleaning block 55 and facilitate the next dust removal operation of the cleaning block 55. The water adding pipe 521 is convenient for quickly adding water to the water tank 52.

[0024] Specifically, the pumping assembly 56 includes a pumping cylinder 561, a piston 562, a moving rod 563, a moving block 564, a rotating motor 565, a rotating disk 566, a pull rod 567, a first connecting pipe 568 and a second connecting pipe 569. The pumping cylinder 561 is horizontally arranged on the top of the mounting frame 51, the piston 562 is slidably installed in the pumping cylinder 561, the moving rod 563 is slidably installed on the outer wall of the pumping cylinder 561, and the head end of the moving rod 563 is connected to the piston 562. The moving block 564 is mounted on the tail end of the moving rod 563, the rotating motor 565 is vertically arranged on the top of the mounting frame 51, the rotating disk 566 is mounted on the output shaft of the rotating motor 565, one end of the pull rod 567 is hinged to the top edge of the rotating disk 566, the other end of the pull rod 567 is hinged to the top of the moving block 564, the two ends of the first connecting pipe 568 are respectively connected to the pumping cylinder 561 and the water tank 52, one end of the second connecting pipe 569 is connected to the pumping cylinder 561, the other end of the second connecting pipe 569 extends to the side of the cleaning block 55, the end of the second connecting pipe 569 is provided with a nozzle 5691 arranged toward the cleaning block 55, and the first connecting pipe 568 and the second connecting pipe 569 are installed with a one-way valve 5692; the rotating disk 566 is driven to rotate by the rotating motor 565, and the rotating disk 566 drives the pull rod 567 to rotate synchronously, and the pull rod 567 rotates while utilizing the moving block 564 and the moving rod 563 The piston 562 is driven to slide back and forth in the pumping cylinder 561. While the piston 562 slides back and forth, the piston 562 first draws the water in the water tank 52 into the pumping cylinder 561 through the first connecting pipe 568, and then the piston 562 sprays the water in the pumping cylinder 561 to the surface of the cleaning block 55 through the second connecting pipe 569 and the nozzle 5691, thereby realizing automatic cleaning of the cleaning block 55. The one-way valve 5692 controls the water in the first connecting pipe 568 and the second connecting pipe 569 to flow in only one direction.

[0025] Specifically, the leveling assembly 2 includes a limit plate 21, a leveling handle 22 and a locking bolt 23. The limit plate 21 is installed on the top of the base 11. The limit plate 21 is provided with a through hole 24 for the rotating shaft 12 to pass through. The limit plate 21 is provided with a plurality of fixing holes 25 arranged at equal intervals around the through hole 24. The leveling handle 22 is installed at the end of the rotating shaft 12. The locking bolt 23 is arranged on the leveling handle 22, and the locking bolt 23 is screwed with the corresponding fixing hole 25. The rotating shaft 12 is driven to rotate by rotating the leveling handle 22, and the rotating shaft 12 drives the rotating block 13 and the supporting plate 14 to rotate. The supporting plate 14 rotates to level and calibrate the surveying instrument 4. After the leveling is completed, the locking bolt 23 is screwed into the corresponding fixing hole 25 at this time, thereby realizing the rapid locking and limiting of the leveling handle 22.

[0026] Specifically, the clamping assembly 3 includes a cross rail 31, a driving component 32 and two clamping components 33. The cross rail 31 is horizontally arranged on the top of the supporting plate 14. The two clamping components 33 are symmetrically arranged on the cross rail 31, and the bottom ends of the two clamping components 33 are slidably matched with the cross rail 31. The driving component 32 is installed on the top of the supporting plate 14, and the driving component 32 is used to drive the two clamping components 33 to move; the driving component 32 drives the two clamping components 33 to move closer to each other on the cross rail 31, and the two clamping components 33 move closer to each other to clamp and fix the surveying instrument 4, ensuring that the surveying instrument 4 will not shake during work. At the same time, it can also clamp surveying instruments 4 of different sizes, and has wide applicability.

[0027] Specifically, the clamping component 33 includes a slider 34 and a clamping plate 35. The slider 34 is slidably installed on the cross rail 31, and the clamping plate 35 is vertically arranged on the slider 34. The driving component 32 drives the slider 34 and the clamping plate 35 to move, and the clamping plate 35 moves to contact the outer wall of the surveying instrument 4, and the clamping plate 35 implements a clamping operation on the surveying instrument 4.

[0028] Specifically, the driving component 32 includes a U-shaped plate 36, a driving motor 37, a driving gear 38, two moving frames 39 and two moving racks 391. The U-shaped plate 36 is installed on the top of the bearing plate 14. The driving motor 37 is vertically arranged on the top of the U-shaped plate 36. The driving gear 38 is installed on the output shaft of the driving motor 37. The two moving frames 39 are respectively arranged on the outer walls of the sliders 34 in the two clamping components 33. The two moving racks 391 are respectively arranged horizontally on the two moving frames 39. The two sides of the driving gear 38 are respectively engaged with the two moving racks 391. The driving motor 37 drives the driving gear 38 to rotate, and the driving gear 38 drives the two moving racks 391 to move closer to each other. The two moving racks 391 drive the two moving frames 39 to move closer to each other. The moving frame 39 drives the clamping plate 35 to move by using the slider 34, so that the clamping plates 35 in the two clamping components 33 are close to each other to clamp the surveying instrument 4.

[0029] Specifically, the support assembly 6 includes a support seat 61, a hinge block 62, a support rod 63 and a support sleeve 64. The support seat 61 is installed at the bottom of the base plate 1, the hinge block 62 is hinged in the support seat 61, the top end of the support rod 63 is connected to the hinge block 62, the support sleeve 64 is arranged at the bottom end of the support rod 63, and the support rod 63 and the support sleeve 64 are slidably matched; the lengths of the support rod 63 and the support sleeve 64 are adjusted by slidingly matching them, and then the hinge block 62 and the support seat 61 cooperate to adjust the support angles of the support rod 63 and the support sleeve 64.

[0030] Specifically, a ground-inserting cone 65 is provided at the bottom of the support sleeve 64 ; the ground-inserting cone 65 is used to be inserted into the ground to achieve rapid support for the support sleeve 64 .

[0031] Specifically, the leveling handle 22 is provided with a plurality of anti-skid grooves 26 ; the anti-skid grooves 26 increase the friction between the fingers and the leveling handle 22 , so that the leveling handle 22 can be easily rotated.

[0032] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A land resources surveying and mapping device, characterized in that: The invention comprises a bottom plate (1), a base (11), a rotating shaft (12), a rotating block (13), a bearing plate (14), a leveling assembly (2), a clamping assembly (3), a surveying instrument (4), a cleaning mechanism (5) and three supporting assemblies (6), wherein the base (11) is mounted on the top of the bottom plate (1), the rotating shaft (12) is rotatably mounted in the base (11), and one end of the rotating shaft (12) extends to the outside of the base (11), the rotating block (13) is mounted on the rotating shaft (12), and the bearing plate (14) is horizontally arranged The base (11) is provided on the top of the rotating block (13); the leveling assembly (2) is installed on the top of the base (11), and one end of the leveling assembly (2) is connected to the rotating shaft (12); the clamping assembly (3) is installed on the top of the bearing plate (14); the surveying instrument (4) is clamped and fixed by the clamping assembly (3); the cleaning mechanism (5) is installed on the bearing plate (14), and the cleaning mechanism (5) is used to clean the surveying instrument (4); and three supporting assemblies (6) are arranged at equal intervals on the bottom of the base plate (1) around the center of the base plate (1).

2. A land resources surveying and mapping device according to claim 1, characterized in that: The cleaning mechanism (5) comprises a mounting frame (51), a water tank (52), an electric push rod (53), a lifting plate (54), a cleaning block (55) and a pumping assembly (56). The mounting frame (51) is mounted on the outer wall of the bearing plate (14). The water tank (52) is arranged on the outer wall of the mounting frame (51). A water supply pipe (521) is arranged on the top of the water tank (52). The electric push rod (53) is vertically arranged on the top of the mounting frame (51). The lifting plate (54) is mounted on the output end of the electric push rod (53). The cleaning block (55) is mounted on the bottom of the lifting plate (54). The pumping assembly (56) is arranged on the top of the mounting frame (51), and one end of the pumping assembly (56) is connected to the water tank (52).

3. A land resources surveying and mapping device according to claim 2, characterized in that: The pumping assembly (56) includes a pumping cylinder (561), a piston (562), a moving rod (563), a moving block (564), a rotating motor (565), a turntable (566), a pull rod (567), a first connecting pipe (568) and a second connecting pipe (569). The pumping cylinder (561) is horizontally arranged on the top of the mounting frame (51). The piston (562) is slidably installed in the pumping cylinder (561). The moving rod (563) is slidably installed on the outer wall of the pumping cylinder (561), and the head end of the moving rod (563) is connected to the piston (562). The moving block (564) is installed on the tail end of the moving rod (563). The rotating motor (565) is vertically arranged on the top of the mounting frame (51). The turntable (566) is mounted on the output shaft of the rotating motor (565), one end of the pull rod (567) is hinged to the top edge of the turntable (566), the other end of the pull rod (567) is hinged to the top of the moving block (564), the two ends of the first connecting pipe (568) are respectively connected to the pumping cylinder (561) and the water tank (52), one end of the second connecting pipe (569) is connected to the pumping cylinder (561), the other end of the second connecting pipe (569) extends to the side of the cleaning block (55), the end of the second connecting pipe (569) is provided with a nozzle (5691) arranged toward the cleaning block (55), and a one-way valve (5692) is installed on the first connecting pipe (568) and the second connecting pipe (569).

4. A land resources surveying and mapping device according to claim 1, characterized in that: The leveling assembly (2) comprises a limit plate (21), a leveling handle (22) and a locking bolt (23); the limit plate (21) is mounted on the top of the base (11); the limit plate (21) is provided with a through hole (24) for the rotating shaft (12) to pass through; the limit plate (21) is provided with a plurality of fixing holes (25) arranged at equal intervals around the through hole (24); the leveling handle (22) is mounted on the end of the rotating shaft (12); the locking bolt (23) is arranged on the leveling handle (22), and the locking bolt (23) is screwed to the corresponding fixing hole (25).

5. A land resources surveying and mapping device according to claim 1, characterized in that: The clamping assembly (3) comprises a cross rail (31), a driving component (32) and two clamping components (33); the cross rail (31) is horizontally arranged on the top of the bearing plate (14); the two clamping components (33) are symmetrically arranged on the cross rail (31), and the bottom ends of the two clamping components (33) are slidably matched with the cross rail (31); the driving component (32) is installed on the top of the bearing plate (14), and the driving component (32) is used to drive the two clamping components (33) to move.

6. A land resources surveying and mapping device according to claim 5, characterized in that: The clamping component (33) comprises a slider (34) and a clamping plate (35); the slider (34) is slidably mounted on the cross rail (31); and the clamping plate (35) is vertically arranged on the slider (34).

7. A land resources surveying and mapping device according to claim 5, characterized in that: The driving component (32) comprises a U-shaped plate (36), a driving motor (37), a driving gear (38), two moving frames (39) and two moving racks (391); the U-shaped plate (36) is mounted on the top of the bearing plate (14); the driving motor (37) is vertically arranged on the top of the U-shaped plate (36); the driving gear (38) is mounted on the output shaft of the driving motor (37); the two moving frames (39) are respectively arranged on the outer walls of the sliders (34) in the two clamping components (33); the two moving racks (391) are respectively arranged horizontally on the two moving frames (39); and the two sides of the driving gear (38) are respectively meshed with the two moving racks (391).

8. A land resources surveying and mapping device according to claim 1, characterized in that: The support assembly (6) comprises a support seat (61), a hinge block (62), a support rod (63) and a support sleeve (64); the support seat (61) is mounted on the bottom of the base plate (1); the hinge block (62) is hinged in the support seat (61); the top end of the support rod (63) is connected to the hinge block (62); the support sleeve (64) is arranged at the bottom end of the support rod (63); and the support rod (63) and the support sleeve (64) are slidably matched.

9. A land resources surveying and mapping device according to claim 8, characterized in that: A ground-inserting cone (65) is provided at the bottom of the supporting sleeve (64).

10. A land resources surveying and mapping device according to claim 4, characterized in that: The leveling handle (22) is provided with a plurality of anti-slip grooves (26).

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