CN110762361A - Automatic change monitoring total powerstation - Google Patents

Abstract

The invention discloses an automatic monitoring total station, comprising a surveying and mapping device, a control panel, an installation platform and a tripod, an electronic level is fixed on the installation platform; a tripod cover is sleeved on the upper end of the tripod, and the tripod The tripod sleeve is provided with a driving device for controlling the tripod to slide and extend along the tripod sleeve, a triangular seat is fixed on the upper end of the tripod sleeve, a support plate is fixedly connected to the upper surface of the triangular seat, and the support plate and the installation platform There is a lifting mechanism for adjusting the height of the installation platform in between; it also includes a control system. The automatic monitoring total station realizes the leveling correction and compensation of the installation platform through the closed-loop feedback adjustment between the electronic level, linear motor and the control system, with fast response speed and accurate adjustment range, which can ensure that the levelness of the installation platform is always maintained within the temperature range. , so as to improve the accuracy of the surveying and mapping results; it also has a lifting mechanism, which can adjust the surveying and mapping height according to different needs, with convenient and flexible operation and strong practicability.

Description

An automatic monitoring total station

technical field

The invention relates to the field of surveying and mapping, in particular to an automatic monitoring total station.

Background technique

The total station is a professional measuring equipment that can accurately measure three-dimensional coordinates. It is mainly used in the fields of geodetic surveying and engineering surveying. With the development of my country's transportation industry, the total station has been widely used in various engineering and technical fields, including high-grade roads. Complex survey work with railway subgrades, extra-large bridges and tunnels, such as subgrade stakeout, bridge pile foundation stakeout, pier verticality, continuous beam formwork check, tunnel excavation direction control, etc.

In the actual measurement operation, the installation and leveling of the total station are very important steps. Generally, the tripod is supported on the ground, and then the total station is placed on the tripod base, and then each foot is adjusted manually. The height of the stand makes the leveling bubble on the base of the total station centered, but this adjustment method has higher requirements on the operator and takes a long time; and the leveling accuracy is poor, and a small level error will directly affect the measurement. accuracy of results.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an automatic monitoring total station to solve the problems raised in the above background art.

To achieve the above object, the present invention provides the following technical solutions:

An automatic monitoring total station includes a surveying and mapping device, a control panel, an installation platform and a tripod, the surveying and mapping device and the control panel are fixedly installed on the upper surface of the installation platform, and an electronic level is fixed on the installation platform; the tripod The upper end is covered with a tripod cover, the tripod sleeve is mounted with a driving device for controlling the tripod to slide and extend along the tripod sleeve, a triangular seat is fixed on the upper end of the tripod sleeve, and the upper surface of the triangular seat is fixedly connected There is a support plate, and a lifting mechanism for adjusting the height of the installation platform is arranged between the support plate and the installation platform; and a control system is also included.

As a further solution of the present invention: the number of the tripods is three.

As a further solution of the present invention: the drive device is a servo linear motor.

As a further solution of the present invention: the control system is fixedly installed on the bottom surface of the installation table.

As a further solution of the present invention, the bottom of the tripod is rotatably connected with a bottom plate through a hinge shaft.

As a further solution of the present invention, the bottom of the bottom plate is provided with an anti-skid groove.

As a further solution of the present invention: the lifting mechanism includes a casing and a top plate, the bottom of the casing is fixedly mounted on the upper surface of the support plate, the top plate is fixed above the casing, and the left and right sides of the inner wall of the casing are fixed by screws A support seat is fixed, a main drive shaft is horizontally sleeved between the support seats on the left and right sides, and a bearing seat is installed between the main drive shaft and the support seat; one end of the main drive shaft extends horizontally from the housing, so The protruding end of the main drive shaft is fixedly connected with a wheel disc, and the end face of the wheel disc is fixed with a crank handle; the supporting seats on the left and right sides are vertically sleeved with an auxiliary drive shaft, and the lower end of the auxiliary drive shaft is installed with a The second bevel gear, the main drive shaft is provided with a first bevel gear that meshes with the second bevel gear; a shaft sleeve sleeved on the outside of the auxiliary drive shaft is fixedly installed between the support seat and the top plate, and the The upper end of the auxiliary drive shaft penetrates the top plate and is provided with threads, the outer screw sleeve of the thread is provided with a lifting sleeve, the left and right sides of the upper surface of the top plate are fixed with sliding sleeves, and a sliding groove is vertically opened in the sliding sleeve. The sliding sleeve in the chute is provided with a sliding plate, the top of the sliding plate is fixedly connected with the bottom surface of the installation table, and the side surface of the lower end of the sliding plate is fixedly connected with the lifting sleeve.

As a further solution of the present invention, the side wall of the sliding sleeve close to the auxiliary transmission shaft is also provided with a limit hole for preventing the lifting sleeve from being separated from the auxiliary transmission shaft.

Compared with the prior art, the beneficial effects of the present invention are:

The automatic monitoring total station realizes the leveling correction and compensation of the installation platform through the closed-loop feedback adjustment between the electronic level, linear motor and the control system, with fast response speed and accurate adjustment range, which can ensure that the levelness of the installation platform is always maintained within the temperature range. , so as to improve the accuracy of the surveying and mapping results; it also has a lifting mechanism, which can adjust the surveying and mapping height according to different needs, with convenient and flexible operation and strong practicability.

Description of drawings

Fig. 1 is the structural schematic diagram of automatic monitoring total station;

Fig. 2 is the structure schematic diagram of the lifting mechanism in the automatic monitoring total station;

Figure 3 is a schematic diagram of the structure of the base plate in the automatic monitoring total station.

In the picture: 1- surveying and mapping device, 2- control panel, 3- installation table, 4- electronic level, 5- lift mechanism, 501- shell, 502- support seat, 503- screw, 504- main drive shaft, 505- Bearing seat, 506-first bevel gear, 507-second bevel gear, 508-wheel disc, 509-rocker, 510-secondary drive shaft, 511-shaft sleeve, 512-top plate, 513-thread, 514-sliding sleeve , 515-chute, 516-limiting hole, 517-lifting sleeve, 518-slide plate, 6-support plate, 7-triangle seat, 8-foot frame cover, 9-foot frame, 10-drive device, 11-base plate , 12- hinged shaft, 13- anti-skid groove, 14- control system.

Detailed ways

The technical solution of the present patent will be described in further detail below in conjunction with specific embodiments.

Example 1

Referring to FIG. 1, an automatic monitoring total station includes a surveying and mapping device 1, a control panel 2, an installation platform 3 and a tripod 9, the surveying and mapping device 1 and the control panel 2 are fixedly installed on the upper surface of the installation platform 3, and the An electronic level 4 is fixed on the installation platform 3; a tripod cover 8 is sleeved on the upper end of the tripod 9, and a drive device 10 for controlling the tripod 9 to slide and extend along the tripod sleeve 8 is installed on the tripod sleeve 8, A triangular seat 7 is fixed on the upper end of the tripod cover 8 , a support plate 6 is fixedly connected to the upper surface of the triangular seat 7 , and a lifting mechanism 5 for adjusting the height of the installation table 3 is arranged between the support plate 6 and the installation table 3 . ; also comprising the control system 14;

The number of the tripods 9 is not specifically limited. In order to ensure the stability of the surveying and mapping device 1 on the installation platform 3, in this embodiment, preferably, the number of the tripods 9 is three;

The specific form of the driving device 10 is not limited, such as telescopic rods, rack and pinion assemblies, cam mechanisms, etc. Since the automatic monitoring total station has extremely high requirements on the levelness during the surveying and mapping process, small fluctuations will lead to measurement. The result is inaccurate. Therefore, in order to improve the levelness accuracy of the installation platform 3, in this embodiment, preferably, the drive device 10 is a servo linear motor;

Specifically, the electronic level 4 on the installation table 3 detects the levelness of the installation table 3 in real time, and feeds back the detection result to the control system 14. The control system 14 analyzes and calculates the height compensation value of each tripod 9 according to the levelness detection result, and then Convert the height compensation value into the servo linear motor code value, so as to control the servo linear motor on each tripod 9 to perform telescopic compensation according to the specific code value, and then drive each tripod 9 to complete the height adjustment. Detecting and feeding back to the control system 14, such a dynamic cycle, until the final level of the installation platform 3 is maintained within the required range;

Referring to FIG. 2 , the specific form of the lifting mechanism 5 is not limited. In this embodiment, preferably, the lifting mechanism 5 includes a casing 501 and a top plate 512 , and the bottom of the casing 501 is fixedly mounted on the support plate 6 On the upper surface, a top plate 512 is fixed above the casing 501 , the left and right sides of the inner wall of the casing 501 are fixed with support seats 502 by screws 503 , and a main drive shaft 504 is horizontally sleeved between the support seats 502 on the left and right sides. , a bearing seat 505 is installed between the main drive shaft 504 and the support seat 502; one end of the main drive shaft 504 extends horizontally from the housing 501, and the extension end of the main drive shaft 504 is fixedly connected with a wheel disc 508 , a crank handle 509 is fixed on the end face of the wheel disc 508; an auxiliary transmission shaft 510 is vertically sleeved on the support bases 502 on the left and right sides, and a second bevel gear 507 is installed at the lower end of the auxiliary transmission shaft 510. The main drive shaft 504 is provided with a first bevel gear 506 that meshes with the second bevel gear 507; a shaft sleeve 511 sleeved on the outside of the auxiliary drive shaft 510 is fixedly installed between the support base 502 and the top plate 512. The upper end of the auxiliary drive shaft 510 penetrates the top plate 512 and is provided with a thread 513. The outer screw of the thread 513 is provided with a lifting sleeve 517. The left and right sides of the upper end of the top plate 512 are fixed with sliding sleeves 514. The sliding sleeves 514 A chute 515 is vertically opened in the chute 515, and a sliding plate 518 is arranged inside the sliding groove 515. The top of the sliding plate 518 is fixedly connected to the bottom surface of the installation platform 3, and the lower end side of the sliding plate 518 is fixedly connected to the lifting sleeve 517;

Specifically, when the height of surveying and mapping needs to be adjusted, the crank handle 509 is rotated to drive the main drive shaft 504 to rotate. Under the meshing transmission of the bevel gear set, the auxiliary drive shafts 510 on the left and right sides rotate within the shaft sleeve 511, thereby driving the upper The lifting sleeve 517 moves up and down, and then drives the sliding plate 518 to slide up and down along the chute 515 to realize the height adjustment of the installation platform 3;

In order to prevent the lifting sleeve 514 from disengaging from the thread 513 on the auxiliary transmission shaft 510 during the height adjustment process, a limiting hole 516 is also provided on the side wall of the sliding sleeve 514 close to the auxiliary transmission shaft 510;

The control system 14 does not require external intervention in the process of dynamically adjusting the levelness of the installation table 3 , and belongs to closed-loop feedback adjustment. In order to save space, the control system 14 is fixedly installed on the bottom surface of the installation table 3 .

The working principle of this embodiment is:

First, the tripod 9 is stretched and fixed on the ground to ensure the stability of the entire equipment. When the power is turned on, the electronic level 4 detects the level of the installation platform 3 in real time, and feeds back the detection result to the control system 14. The control system 14 determines the level according to the level. The detection results are analyzed to calculate the height compensation value of each tripod 9, and then the height compensation value is converted into a servo linear motor code value, so as to control the servo linear motor on each tripod 9 to perform telescopic compensation according to the specific code value, and then drive each tripod. 9. Complete the height adjustment, and at the same time, the electronic level 4 detects the new position and feeds it back to the control system 14. This dynamic cycle is performed until the level of the final installation platform 3 is maintained within the required range; when it is necessary to adjust the surveying and mapping height, rotate the handle 509, thereby driving the main drive shaft 504 to rotate. Under the meshing transmission of the bevel gear set, the auxiliary drive shafts 510 on the left and right sides rotate in the shaft sleeve 511, thereby driving the upper lifting sleeve 517 to move up and down, and then drive the sliding plate 518 along the sliding The groove 515 slides up and down to realize the height adjustment of the mounting table 3 .

Example 2

Please refer to FIG. 3, in order to further improve the stability of the tripod 9, so that the levelness fluctuation of the installation platform 3 is smaller, and the accuracy of surveying and mapping is improved, this implementation is further improved on the basis of Embodiment 1, and the improvement is as follows: : The bottom of the tripod 9 is connected to the bottom plate 11 through the hinge shaft 12 in rotation; the bottom plate 11 is in contact with the ground, the contact area is larger, and the stability is improved;

The bottom of the bottom plate 11 is provided with an anti-skid groove 13 to further improve the anti-skid performance.

The automatic monitoring total station realizes the levelness correction and compensation of the installation platform 3 through the closed-loop feedback adjustment between the electronic level 4, the linear motor and the control system 14, the response speed is fast, the adjustment range is accurate, and the levelness of the installation platform 3 can be guaranteed at all times. It is maintained within the temperature range, thereby improving the accuracy of the surveying and mapping results; a lifting mechanism 5 is also provided, which can adjust the surveying and mapping height according to different needs, with convenient and flexible operation and strong practicability.

The preferred embodiments of the present patent have been described in detail above, but the present patent is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, the present invention can also be made without departing from the purpose of the present patent. Various changes.

Claims (8)

1. An automatic monitoring total station comprises a surveying and mapping device (1), a control panel (2), a mounting table (3) and a foot rest (9), wherein the surveying and mapping device (1) and the control panel (2) are fixedly mounted on the upper surface of the mounting table (3); the electronic leveling instrument is characterized in that an electronic level (4) is fixed on the mounting table (3), a foot rest sleeve (8) is sleeved at the upper end of the foot rest (9), a driving device (10) for controlling the foot rest (9) to slide and stretch along the foot rest sleeve (8) is installed on the foot rest sleeve (8), a triangular seat (7) is fixed at the upper end of the foot rest sleeve (8), a supporting plate (6) is fixedly connected to the upper surface of the triangular seat (7), and a lifting mechanism (5) for adjusting the height of the mounting table (3) is arranged between the supporting plate (6) and the mounting table (3); a control system (14) is also included.

2. The automated monitoring total station according to claim 1, characterized in that said foot rests (9) are three in number.

3. The automated monitoring total station according to claim 1, characterized in that said drive means (10) is a servo linear motor.

4. The automated monitoring total station according to claim 3, characterized in that said control system (14) is fixedly mounted on a bottom surface of the mounting table (3).

5. The automated monitoring total station according to claim 2, characterized in that a bottom plate (11) is rotatably connected to the bottom of said foot stand (9) by means of an articulated shaft (12).

6. The automated monitoring total station according to claim 5, characterized in that a bottom of said base plate (11) is provided with an anti-slip groove (13).

7. The automated monitoring total station according to any one of claims 1 to 6, wherein said lifting mechanism (5) comprises a housing (501) and a top plate (512), the bottom of said housing (501) is fixedly mounted on the upper surface of said supporting plate (6), said top plate (512) is fixed above said housing (501), said supporting seats (502) are fixed on the left and right sides of the inner wall of said housing (501) by screws (503), a main transmission shaft (504) is horizontally sleeved between said supporting seats (502) on the left and right sides, and a bearing seat (505) is mounted between said main transmission shaft (504) and said supporting seats (502); one end of the main transmission shaft (504) horizontally extends out of the shell (501), a wheel disc (508) is fixedly connected to the extending end of the main transmission shaft (504), and a crank (509) is fixed to the end face of the wheel disc (508); the supporting seats (502) on the left side and the right side are vertically sleeved with auxiliary transmission shafts (510), the lower tail ends of the auxiliary transmission shafts (510) are provided with second bevel gears (507), and the main transmission shafts (504) are provided with first bevel gears (506) in meshing transmission with the second bevel gears (507); fixed mounting has the cover to locate auxiliary drive shaft (510) outside axle sleeve (511) between bearing (502) and roof (512), the upper end of auxiliary drive shaft (510) runs through roof (512) and is equipped with screw thread (513), the outer spiral cover of screw thread (513) is equipped with lifting sleeve (517), roof (512) up end left and right sides all is fixed with sliding sleeve (514), vertical spout (515) have been seted up in sliding sleeve (514), sliding sleeve is equipped with slide (518) in spout (515), slide (518) top and mount table (3) bottom surface fixed connection, slide (518) lower extreme side and lifting sleeve (517) fixed connection.

8. The automated monitoring total station according to claim 7, wherein a limiting hole (516) for preventing the lifting sleeve (517) from being separated from the auxiliary transmission shaft (510) is further formed in a side wall of the sliding sleeve (514) close to the auxiliary transmission shaft (510).

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