On-site surveying and mapping device for data acquisition

Abstract

The utility model discloses an on-site surveying and mapping device for data acquisition, which comprises a fixed seat and a tray arranged above the fixed seat, a lifting part is arranged between the top of the fixed seat and the bottom of the tray, and a movable monitoring part is arranged at the bottom of the tray; lifting threaded rods are in threaded connection with the lower portions of the inner walls of the four lifting threaded sleeves correspondingly, and the bottoms of the four lifting threaded rods extend to the lower portion of the fixing base and are rotationally connected with the fixing base. The device has the advantages of automatically adjusting the height of the device and flexibly adjusting a measurement point position, height adjustment and accurate adjustment in the horizontal direction are achieved through a first motor and a second motor respectively, manual intervention is reduced, the working efficiency is improved, and all lifting threaded rods and horizontal threaded rods move synchronously, so that the working efficiency is improved. The tray and the monitor are always kept in a horizontal state, and the measurement precision is maintained.

Description

TECHNICAL FIELD

[0001] The utility model relates to surveying and mapping device technical field, concretely is a kind of field surveying and mapping device of data acquisition. BACKGROUND

[0002] Field surveying and mapping device of data acquisition is a kind of professional equipment for collecting geographic spatial information, and they have wide application in engineering surveying, topographic surveying, building construction, environmental monitoring and other fields.

[0003] The existing surveying and mapping device can refer to Chinese utility model patent with patent announcement No.CN221121738U, which discloses a field surveying and mapping device, comprising a fixing seat, a tray is arranged above the fixing seat, the tray and the fixing seat are combined and connected through a plurality of adjusting devices, a surveying and mapping instrument body is arranged at the center of the upper surface of the tray, a protection device is arranged above the tray, and a support column is arranged near each of the four corners of the lower surface of the fixing seat;The field surveying and mapping device is combined and connected with the fixing seat through the adjusting device, the adjusting device is inserted and matched with the slide column and the stand column, the overall length adjustment and cooperation are realized, the position of the slide column is fixed under the cooperation of the fastening bolt, the tray horizontal condition adjustment and cooperation are realized under the cooperation of the universal joint, the surveying and mapping instrument body on the tray is protected under the cooperation of the protection device, the influence of rainwater contact in the external environment for a long time is reduced, the adjusting device is stored to reduce the overall occupied space, and it is helpful for overall carrying cooperation.

[0004] The above device has good use effect, but still has some defects in actual use: the adjusting device is inserted and matched with the slide column and the stand column to realize overall length adjustment and cooperation, and the position of the slide column is fixed under the cooperation of the fastening bolt, and the slide column and the stand column are provided with four groups.This means that when the device is adjusted in height, the operator needs to operate manually, and the operator must loosen or tighten the fastening bolt every time the device height is adjusted, which not only consumes time but also increases workload, especially in the case of frequent height adjustment, this process may significantly reduce work efficiency;And since the position of the surveying and mapping instrument body is fixed, it is inconvenient to collect data at multiple positions, and for tasks that require quick response or frequent replacement of measurement points, such design is not flexible enough. UTILITY MODEL CONTENTS

[0005] The utility model discloses a purpose lies in providing a kind of field surveying and mapping device of data acquisition, with the advantages of automatic adjusting device height, and flexible adjustment measuring point, height adjustment and horizontal direction accurate adjustment are realized by first motor and second motor respectively, manual intervention is reduced, work efficiency is improved, all lifting threaded rods and horizontal threaded rods move synchronously, ensure that tray and monitor always keep horizontal state, maintain measurement accuracy, the field surveying and mapping device of data acquisition is realized by the cooperative work of height adjustment system, protection system, mobile monitoring system and electric drive system, realizes the data acquisition function of automation, high accuracy, and is applicable to the measurement task in a variety of complex environments.

[0006] To realize the above-mentioned purpose, the utility model provides the following technical scheme: a kind of field surveying and mapping device of data acquisition, including fixed seat and the tray being set above it, the fixed seat top and the tray bottom between being equipped with lifting piece, the tray bottom is provided with mobile monitoring piece:

[0007] The lifting piece includes lifting threaded sleeve being set in the four corners of the tray bottom, and lifting threaded rod is threadedly connected in the lower wall of the four lifting threaded sleeves, and the bottom of the four lifting threaded rods extends to below the fixed seat and is rotatably connected therewith, the bottom of the fixed seat is fixedly connected with support shell, and driven sprocket is fixedly sleeved on the inner surface of the four lifting threaded rods in the support shell, the four driven sprockets are arranged at the four corners in the support shell, and the same chain is engagedly connected between the four driven sprockets, and the inner wall of the chain is engagedly connected with driving sprocket on one side.

[0008] As a kind of field surveying and mapping device of data acquisition of the utility model preferably, the top center of the tray is fixedly connected with surveying and mapping instrument body, the tray top is equipped with the protection piece for the rainproof of surveying and mapping instrument body, and the front surface of the fixed seat is slidably connected with drawer.

[0009] As a kind of field surveying and mapping device of data acquisition of the utility model preferably, the outer wall of the tray is fixedly connected with handle on the left and right sides, and the protection piece includes side baffle being fixedly arranged on the left and right sides of the tray top, and the same top cover is clamped on the top of the two side baffles.

[0010] As a kind of field surveying and mapping device of data acquisition of the utility model preferably, the top side of the fixed seat is fixedly connected with first motor, the output shaft of the first motor penetrates the fixed seat and extends to the fixed connection between the inner wall of the driving sprocket and the support shell, and the output shaft of the driving sprocket is rotatably connected with the fixed seat.

[0011] As a kind of data acquisition's field surveying and mapping device of the utility model, first motor is externally equipped with protective cover, the bottom of protective cover is fixedly connected between the top of fixed seat, the top of fixed seat is fixedly connected with lifting limiting rod in four corners, the top of four lifting limiting rods is fixedly connected with stopper, four lifting limiting rods are slidably connected between four lifting threaded sleeves.

[0012] As a kind of data acquisition's field surveying and mapping device of the utility model, mobile monitoring piece includes the No. 1 installation shell fixedly arranged in the bottom center of tray, the bottom of the inner wall of No. 1 installation shell is rotatably connected with bevel gear ring, No. 1 installation shell bottom is fixedly connected with No. 2 installation shell, the bottom of the inner wall of No. 2 installation shell is fixedly connected with second motor, the top output shaft of second motor extends to the inside of No. 1 installation shell and is fixedly connected between the inner wall of bevel gear ring, the top output shaft of second motor is rotatably connected with No. 1 installation shell.

[0013] As a kind of data acquisition's field surveying and mapping device of the utility model, the top of bevel gear ring is meshingly connected with bevel gear arranged in circumferential array, at least four bevel gears are provided, the inner wall of four bevel gears is fixedly connected with horizontal threaded rod, the end of four horizontal threaded rods away from bevel gear extends to the outside of No. 1 installation shell and is rotatably connected between the bottom of tray, four horizontal threaded rods are rotatably connected with No. 1 installation shell.

[0014] As a kind of data acquisition's field surveying and mapping device of the utility model, the surface of four horizontal threaded rods is fixedly connected with horizontal threaded sleeve, the bottom of four horizontal threaded sleeves is fixedly connected with L-shaped plate, the inner wall bottom of the end of four L-shaped plates away from horizontal threaded sleeve is fixedly connected with monitor, four monitors are electrically connected with surveying and mapping instrument body, the outside of No. 1 installation shell is fixedly connected with horizontal limiting rod in four corners, the end of four horizontal limiting rods away from No. 1 installation shell is fixedly connected between the bottom of tray in four corners, four horizontal threaded sleeves are slidably connected between four horizontal limiting rods.

[0015] Compared with the prior art, the utility model has the advantages that:

[0016] 1. When the height of the tray needs to be adjusted, the first motor is started, the output shaft thereof rotates and drives the driving sprocket fixedly connected thereto, the driving sprocket transmits power to the four driven sprockets through the chain, so that they rotate synchronously. The rotation of the driven sprocket drives the lifting threaded rod fixedly connected thereto to move up and down along the lifting threaded sleeve, so as to realize the lifting of the tray. In the lifting process, the lifting threaded rod is connected with the lifting limiting rod in a sliding mode, so as to ensure that the tray moves vertically along a straight line and prevent the tray from tilting or deviating. The stop block limits the maximum lifting height to prevent over-lifting. The protective cover covers the first motor to prevent the first motor from being damaged by the external environment (such as rain and dust) and to protect the safety of the operator. The protection piece composed of the side baffle and the top cover provides rainproof and dustproof protection for the surveying instrument body, so as to ensure that the equipment can work normally in a harsh environment.

[0017] 2. When the position of the monitor needs to be adjusted, the second motor is started, the output shaft thereof rotates and drives the bevel gear ring fixedly connected thereto, the rotation of the bevel gear ring is transmitted to the horizontal threaded rod through the meshing bevel gear, so that the horizontal threaded rod rotates. The rotation of the horizontal threaded rod drives the horizontal threaded sleeve connected with the horizontal threaded rod to slide along the horizontal limiting rod, and then drives the L-shaped plate and the monitor fixedly connected thereto to be accurately adjusted in the horizontal direction. The horizontal limiting rod ensures that the horizontal threaded sleeve slides along the predetermined path, prevents the monitor from deviating from the predetermined position, and ensures the measurement accuracy. The data collected by the monitor is transmitted to the surveying instrument body in real time through electrical connection for further processing and analysis. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a three-dimensional view of the utility model;

[0019] Figure 2 is a side view of the utility model;

[0020] Figure 3 is a structural schematic view of the lifting piece of the utility model;

[0021] Figure 4 is a bottom view of the lifting piece of the utility model;

[0022] Figure 5 is a structural schematic view of the movable monitoring piece of the utility model.

[0023] In the figure: 1, fixed seat; 11, drawer; 2, lifting piece; 21, lifting threaded sleeve; 22, lifting threaded rod; 23, driven sprocket; 24, chain; 25, driving sprocket; 26, first motor; 27, protective cover; 28, support shell; 29, lifting limiting rod; 290, stop block; 3, tray; 31, handle; 4, surveying instrument body; 5, protective piece; 50, side baffle; 51, top cover; 6, movement monitoring piece; 61, No. 1 mounting shell; 62, bevel gear ring; 63, No. 2 mounting shell; 64, second motor; 65, bevel gear; 66, horizontal threaded rod; 67, horizontal threaded sleeve; 68, L-shaped plate; 680, monitor; 69, horizontal limiting rod. DETAILED DESCRIPTION

[0024] Please refer to Figures 1-5 A field surveying device for data acquisition, comprising a fixed seat 1 and a tray 3 arranged above the fixed seat 1, a lifting piece 2 arranged between the top of the fixed seat 1 and the bottom of the tray 3, and a movement monitoring piece 6 arranged at the bottom of the tray 3.

[0025] Further, the lifting piece 2 comprises four lifting threaded sleeves 21 arranged at the four corners of the bottom of the tray 3, and each of the four lifting threaded sleeves 21 is threadedly connected with a lifting threaded rod 22 at the inner wall thereof, the four lifting threaded rods 22 are extended to the bottom of the fixed seat 1 and are rotatably connected with the fixed seat 1, the bottom of the fixed seat 1 is fixedly connected with a support shell 28, and each of the four lifting threaded rods 22 is fixedly sleeved with a driven sprocket 23 at the inner surface of the support shell 28, the four driven sprockets 23 are arranged at the four corners of the support shell 28, and the same chain 24 is engagedly connected between the four driven sprockets 23, and the chain 24 is engagedly connected with a driving sprocket 25 at one side of the inner wall thereof.

[0026] The lifting threaded sleeves 21 are arranged at the four corners of the bottom of the tray 3 and are threadedly connected with the lifting threaded rods 22, serving as the main structure for height adjustment, the lifting threaded rods 22 are rotatably connected with the fixed seat 1 and are moved up and down by rotation to change the height of the tray 3. The support shell 28 is installed below the fixed seat 1 and is used for accommodating and protecting the transmission assembly inside, and each of the lifting threaded rods 22 is provided with a driven sprocket 23, which is located in the support shell 28 and is connected with each other through the chain 24. The chain 24 connects the four driven sprockets 23 together to ensure that all the lifting threaded rods 22 move synchronously, the driving sprocket 25 is engaged with the chain 24 to provide a power input point, and the movement monitoring piece 6 is arranged at the bottom of the tray 3 and is used for real-time monitoring of data.

[0027] Further, the top center of the tray 3 is fixedly connected with a surveying instrument body 4, the top of the tray 3 is provided with a protective piece 5 for rain protection of the surveying instrument body 4, and the front surface of the fixed seat 1 is slidingly connected with a drawer 11.

[0028] The surveying instrument body 4 is fixedly connected to the top center of the tray 3, ensuring the stability and accuracy of the instrument during measurement. The protection piece 5 is arranged on the top of the tray 3 and specially provides rain protection for the surveying instrument body 4, reducing the influence of external environment (such as rain and dust) on the equipment, prolonging the service life and maintaining the measurement accuracy. The drawer 11 is slidingly connected to the front side surface of the fixed seat 1, providing additional storage space for storing tools, accessories or other related items, facilitating access and not affecting the compactness of the overall structure.

[0029] Further, the tray 3 is fixedly connected with handles 31 on the left and right sides of the outer wall. The protection piece 5 includes side plates 50 fixedly arranged on the left and right sides of the top of the tray 3, and a top cover 51 clamped on the top of the two side plates 50.

[0030] The handles 31 are fixedly connected on the left and right sides of the outer wall of the tray 3, which is convenient for the operator to carry the entire device, especially in the case of frequent movement, increasing the portability. The protection piece 5 includes side plates 50 fixedly arranged on the left and right sides of the top of the tray 3, and a top cover 51 clamped on the top of the two side plates 50, the side plates 50 and the top cover 51 together form a closed space, which provides all-round protection for the surveying instrument body 4, preventing the influence of external factors such as rain and dust.

[0031] Further, the fixed seat 1 is fixedly connected with a first motor 26 on one side of the top, the output shaft of the first motor 26 penetrates the fixed seat 1 and is fixedly connected between the inner wall of the driving sprocket 25 and the inside of the support shell 28, and the output shaft of the driving sprocket 25 is rotatably connected with the fixed seat 1.

[0032] The first motor 26 drives the driving sprocket 25, which drives the four driven sprockets 23 to rotate synchronously through the chain 24, and then drives the four lifting threaded rods 22 to move up and down simultaneously, realizing the accurate height adjustment of the tray 3.

[0033] Further, the first motor 26 is provided with a protective cover 27, and the protective cover 27 is fixedly connected between the bottom and the top of the fixed seat 1. The fixed seat 1 is fixedly connected with four lifting limit rods 29 on the top corners, and the top of each lifting limit rod 29 is fixedly connected with a stop block 290. The four lifting limit rods 29 are slidingly connected with the four lifting threaded sleeves 21.

[0034] The protective cover 27 not only protects the first motor 26 from the influence of external environment (such as rain and dust), but also prevents the operator from accidentally contacting the running part of the first motor 26, improving safety. The four lifting limit rods 29 are slidingly connected with the four lifting threaded sleeves 21, ensuring that the tray 3 moves along a straight line during lifting, avoiding tilting or deviation, and limiting the maximum rising height through the stop block 290 to prevent equipment damage caused by over-rising.

[0035] Further, the mobile monitoring piece 6 includes a first mounting shell 61 fixedly arranged at the bottom center of the tray 3, a bevel gear ring 62 is rotatably connected to the inner wall bottom of the first mounting shell 61, a second mounting shell 63 is fixedly connected to the bottom of the first mounting shell 61, a second motor 64 is fixedly connected to the inner wall bottom of the second mounting shell 63, and the top output shaft of the second motor 64 extends to the inside of the first mounting shell 61 and is fixedly connected between the inner wall of the bevel gear ring 62. The output shaft of the second motor 64 is rotatably connected between the second mounting shell 61.

[0036] The first mounting shell 61 is fixedly arranged at the bottom center of the tray 3, and contains the bevel gear ring 62 inside, and is connected with the second mounting shell 63 at the bottom. The bevel gear ring 62 is rotatably connected to the inner wall bottom of the first mounting shell 61, and is meshingly connected with at least four bevel gears 65 arranged in a circumferential array at the top. The inner wall of the bevel gear 65 is fixedly connected with a horizontal threaded rod 66, and the threaded rods extend to the outside of the first mounting shell 61 and are rotatably connected between the bottom of the tray 3. The second motor 64 is fixedly connected to the inner wall bottom of the second mounting shell 63, and the top output shaft thereof extends to the inside of the first mounting shell 61 and is fixedly connected with the inner wall of the bevel gear ring 62, so as to ensure that the second motor 64 drives the bevel gear ring 62 to rotate.

[0037] Further, the top of the bevel gear ring 62 is meshingly connected with the bevel gears 65 arranged in a circumferential array, and the bevel gears 65 are at least four. The inner wall of each of the four bevel gears 65 is fixedly connected with a horizontal threaded rod 66, and the four horizontal threaded rods 66 extend to the outside of the first mounting shell 61 away from the bevel gears 65 and are rotatably connected between the bottom of the tray 3. The four horizontal threaded rods 66 are rotatably connected between the first mounting shell 61.

[0038] Further, the surface of each of the four horizontal threaded rods 66 is threadedly connected with a horizontal threaded sleeve 67, the bottom of each of the four horizontal threaded sleeves 67 is fixedly connected with an L-shaped plate 68, the inner wall bottom of the end of each of the four L-shaped plates 68 away from the horizontal threaded sleeve 67 is fixedly connected with a monitor 680, and the four monitors 680 are electrically connected with the surveying instrument body 4. The four corners of the outside of the first mounting shell 61 are fixedly connected with horizontal limiting rods 69, and the ends of the four horizontal limiting rods 69 away from the first mounting shell 61 are fixedly connected between the four corners of the bottom of the tray 3. The four horizontal threaded sleeves 67 are slidably connected between the four horizontal limiting rods 69.

[0039] The inner wall of each bevel gear 65 is fixedly connected with a horizontal threaded rod 66, the surface of each horizontal threaded rod 66 is threadedly connected with a horizontal threaded sleeve 67, the bottom of each of the four horizontal threaded sleeves 67 is fixedly connected with an L-shaped plate 68, and the L-shaped plate 68 is fixedly connected with a monitor 680, and the monitors 680 are electrically connected to the surveying instrument body 4. The four corners of the outside of the first mounting shell 61 are fixedly connected with horizontal limiting rods 69, and the limiting rods are fixedly connected with the four corners of the bottom of the tray 3, so as to ensure that the horizontal threaded sleeves 67 move along a straight line and prevent deviation.

[0040] When the height of the tray 3 needs to be adjusted, the first motor 26 starts, the output shaft thereof rotates and drives the driving sprocket 25 fixedly connected therewith, the driving sprocket 25 transmits power to the four driven sprockets 23 through the chain 24, so that the driven sprockets 23 rotate synchronously. The rotation of the driven sprockets 23 drives the lifting threaded rods 22 fixedly connected therewith to move up and down along the lifting threaded sleeves 21, so as to realize the lifting of the tray 3. In the lifting process, the lifting threaded rods 22 are connected with the lifting limit rods 29 in a sliding mode, so as to ensure that the tray 3 moves vertically along a straight line, and prevent the tray 3 from tilting or deviating. The stop block 290 limits the maximum lifting height, so as to avoid over-lifting. The protective cover 27 covers the first motor 26, so as to prevent the first motor 26 from being damaged by the external environment (such as rain and dust), and protect the safety of the operator. The protection piece 5 composed of the side baffle 50 and the top cover 51 provides rainproof and dustproof protection for the surveying instrument body 4, so as to ensure that the equipment can work normally in a harsh environment.

[0041] When the position of the monitor 680 needs to be adjusted, the second motor 64 starts, the output shaft thereof rotates and drives the bevel gear ring 62 fixedly connected therewith, the rotation of the bevel gear ring 62 is transmitted to the horizontal threaded rod 66 through the meshed bevel gears 65, so that the horizontal threaded rod 66 rotates. The rotation of the horizontal threaded rod 66 drives the horizontal threaded sleeve 67 threadedly connected therewith to slide along the horizontal limit rod 69, and then drives the L-shaped plate 68 and the monitor 680 fixedly connected thereto to be accurately adjusted in the horizontal direction. The horizontal limit rod 69 ensures that the horizontal threaded sleeve 67 slides along a predetermined path, so as to prevent the monitor 680 from deviating from the predetermined position, and ensure the measurement accuracy. The data collected by the monitor 680 is transmitted to the surveying instrument body 4 in real time through electrical connection, for further processing and analysis.

[0042] The equipment realizes height adjustment and accurate adjustment in the horizontal direction through the first motor 26 and the second motor 64 respectively, reduces manual intervention, and improves work efficiency. All the lifting threaded rods 22 and the horizontal threaded rod 66 move synchronously, so as to ensure that the tray 3 and the monitor 680 always maintain a horizontal state, and maintain the measurement accuracy. The surveying device realizes automatic and high-precision data acquisition function through the cooperative work of the height adjustment system, the protection system, the mobile monitoring system and the electric drive system, and is suitable for measurement tasks in various complex environments.

[0043] The above is only a preferred embodiment of the present application, and is not used to limit the present application. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A field mapping device for data acquisition, comprising a fixed seat (1) and a tray (3) arranged above it, a lifting piece (2) being arranged between the top of the fixed seat (1) and the bottom of the tray (3), and a movement monitoring piece (6) being arranged at the bottom of the tray (3), characterized in that the lifting piece (2) comprises four lifting threaded sleeves (21) arranged at the four corners of the bottom of the tray (3), four lifting threaded rods (22) being threadedly connected to the inner walls of the four lifting threaded sleeves (21), the four lifting threaded rods (22) extending to below the fixed seat (1) and being rotatably connected thereto, a support shell (28) being fixedly connected to the bottom of the fixed seat (1), four driven sprockets (23) being fixedly sleeved to the inner surfaces of the four lifting threaded rods (22) located inside the support shell (28), four driven sprockets (23) being arranged at the four corners inside the support shell (28), and the same chain (24) being engagedly connected between the four driven sprockets (23), the inner wall of the chain (24) being engagedly connected with a driving sprocket (25) on one side. The top center of the tray (3) is fixedly connected with a mapping instrument body (4), the top of the tray (3) is provided with a protection piece (5) for preventing rain for the mapping instrument body (4), and the front surface of the fixed seat (1) is slidably connected with a drawer (11).

2. A field mapping device for data collection as claimed in claim 1, wherein: The outer walls of the tray (3) are fixedly connected with handles (31) on the left and right sides, the protection piece (5) comprises side baffles (50) fixedly arranged on the top of the tray (3) on the left and right sides, and the top of the two side baffles (50) is clamped with the same top cover (51).

3. A field mapping device for data collection as claimed in claim 2, wherein: The top of the fixed seat (1) is fixedly connected with a first motor (26), the output shaft of the first motor (26) penetrates the fixed seat (1) and extends to the inside of the support shell (28) and is fixedly connected between the inner wall of the driving sprocket (25), and the output shaft of the driving sprocket (25) is rotatably connected with the fixed seat (1).

4. A field mapping device for data collection as in claim 1, wherein: The first motor (26) is provided with a protective cover (27), the bottom of the protective cover (27) is fixedly connected with the top of the fixed seat (1), the top of the fixed seat (1) is fixedly connected with lifting limit rods (29) at the four corners, the top of the four lifting limit rods (29) is fixedly connected with stop blocks (290), and the four lifting limit rods (29) are slidably connected with the four lifting threaded sleeves (21).

5. A field mapping device for data collection as claimed in claim 4, wherein: The movement monitoring piece (6) comprises a No. 1 mounting shell (61) fixedly arranged at the bottom center of the tray (3), a bevel gear ring (62) being rotatably connected to the inner wall of the bottom of the No. 1 mounting shell (61), a No. 2 mounting shell (63) being fixedly connected to the bottom of the No. 1 mounting shell (61), a second motor (64) being fixedly connected to the inner wall of the bottom of the No. 2 mounting shell (63), the top output shaft of the second motor (64) extending to the inside of the No. 1 mounting shell (61) and being fixedly connected between the inner wall of the bevel gear ring (62), and the output shaft of the second motor (64) being rotatably connected with the No. 1 mounting shell (61).

6. A field mapping device for data collection as in claim 1, wherein: ​ 7. A field mapping device for data collection as claimed in claim 6, wherein: The bevel gear ring (62) top mesh connection is provided in a circumferential array, the bevel gear (65) is equipped with at least four, four bevel gear (65) inner wall is fixedly connected with horizontal threaded rod (66), four horizontal threaded rod (66) away from the bevel gear (65) one end extends to the outside of the one installation shell (61) and is rotatably connected between the bottom of the tray (3), four horizontal threaded rod (66) and the one installation shell (61) rotatable connection.

8. A field mapping device for data collection as claimed in claim 7, wherein: Four horizontal threaded rod (66) surface is threadedly connected with horizontal threaded sleeve (67), four horizontal threaded sleeve (67) bottom fixedly connected with L type board (68), four L type board (68) away from the horizontal threaded sleeve (67) one end inner wall bottom fixedly connected with monitor (680), four monitor (680) electrically connected with surveying instrument body (4), the outside of the one installation shell (61) four corners are fixedly connected with horizontal limiting rod (69), four horizontal limiting rod (69) away from the one installation shell (61) one end and the bottom four corners between the tray (3) fixedly connected, four horizontal threaded sleeve (67) and four horizontal limiting rod (69) between the sliding connection.

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