CN210570725U - Leveling equipment for measuring surveying and mapping instrument - Google Patents
Leveling equipment for measuring surveying and mapping instrument Download PDFInfo
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- CN210570725U CN210570725U CN201921605770.3U CN201921605770U CN210570725U CN 210570725 U CN210570725 U CN 210570725U CN 201921605770 U CN201921605770 U CN 201921605770U CN 210570725 U CN210570725 U CN 210570725U
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Abstract
The utility model discloses a leveling device of surveying and mapping instrument, including fixed plate and bearing plate, fixedly connected with inclination sensor on the fixed plate, be provided with first locating hole, first regulation hole and first adjustment hole on the fixed plate, the connecting wire in the center of first locating hole, the center of first regulation hole and the center of first adjustment hole is triangle-shaped, still include positioning screw, positioning screw passes first locating hole and base fixed connection, be provided with first drive arrangement and second drive arrangement in the base, first drive arrangement connects first screw, first screw passes first regulation hole and fixed plate threaded connection, second drive arrangement connects the second screw, the second screw passes first adjustment hole and fixed plate threaded connection; the bearing plate is positioned above the fixed plate and is fixedly connected with the fixed plate, and the bearing plate is fixedly connected with a measuring and mapping instrument; the fixed plate is connected with the base through rubber; the utility model has the advantages that: and manual leveling is not needed, and the leveling efficiency is improved.
Description
Technical Field
The utility model relates to a measure technical field, more specifically relate to a measure surveying instrument's leveling equipment.
Background
The measurement and mapping have important significance in modern engineering construction, are indispensable important parts in civil engineering construction, because the measurement points need to be frequently replaced in the actual measurement process, parts of an instrument which is not flat and needs to be adjusted exist, so that more and more leveling occurs in the actual operation of measurement, and if the instrument is not flat, the measured data is not accurate, and the subsequent data analysis and the adopted remediation method are influenced.
Chinese patent publication No. CN109764895A, entitled a rapid stabilization system and method for tilt sensor for monitoring tilt to earth, discloses an electric one-dimensional tilt table, a tilt sensor, a PC terminal, and a controller, where the electric one-dimensional tilt table includes a fixed table, a workbench, and a driving device, the fixed table is provided with an arc-shaped rail, and the workbench is connected with the fixed table through the arc-shaped rail and can slide back and forth relative to the arc-shaped rail under the driving of the driving device. The inclination sensor is arranged on the workbench, the PC terminal is connected with the inclination sensor, the driving device and the PC terminal are both connected with the controller, and the controller drives the driving device to work according to an external trigger instruction of the PC terminal. The method adopts a pre-aging process to rapidly reduce the residual stress of the tilt sensor, achieves the purpose of rapid and stable tilt sensor, greatly shortens the period of eliminating the residual stress, and rapidly improves the stability of the tilt sensor. Although it relates to leveling, it is for the inclination sensor leveling and does not provide for the leveling of a specific surveying instrument, so its solution has certain limitations for leveling.
Generally, manual leveling is adopted in the prior art, and the technical means of measuring leveling is that a measuring instrument user firstly adjusts a tripod integrally and then uses a knob to carry out fine adjustment so as to adjust the tripod to a bubble centering state. By repeating a series of operations until the next inspection point, it is not very skilled for the operator to measure one point for a much longer time for instrument leveling than for the actual measurement, which increases the time for completing the measurement and reduces the efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a measure surveying instrument's leveling equipment is provided, through the leveling equipment leveling, do not need manual adjustment, improve the efficiency of leveling.
The utility model discloses a following technical means realizes solving above-mentioned technical problem: a leveling device of a surveying and mapping instrument comprises a fixing plate and a bearing plate, wherein an inclination angle sensor is fixedly connected to the fixing plate, a first positioning hole, a first adjusting hole and a first adjusting hole are formed in the fixing plate, and a connecting line of the center of the first positioning hole, the center of the first adjusting hole and the center of the first adjusting hole is triangular;
the positioning screw penetrates through the first positioning hole and is fixedly connected with the base, a first driving device and a second driving device are arranged in the base, the first driving device is connected with the first screw, the first screw penetrates through the first adjusting hole and is in threaded connection with the fixing plate, the second driving device is connected with the second screw, and the second screw penetrates through the first adjusting hole and is in threaded connection with the fixing plate; the bearing plate is positioned above the fixed plate and is fixedly connected with the fixed plate, and a measuring and mapping instrument is fixedly connected to the bearing plate; the fixed plate is connected with the base through rubber.
The inclination angle of the fixing plate relative to the reference plane is measured and calculated through the inclination angle sensor, then the distances, which need to be moved, of the first screw rod and the second screw rod are converted according to the inclination angle, the driving device directly drives the first screw rod and the second screw rod to rotate, so that the bearing plate and the fixing plate are driven to move up and down to achieve balance, manual adjustment is not needed, and leveling efficiency is improved.
Preferably, the bearing plate is provided with a second positioning hole, a second adjusting hole and a second adjusting hole, and the lower end of the positioning screw rod is fixed on the base; the upper end of the positioning screw penetrates through the first positioning hole and is inserted into the second positioning hole, and the upper end of the positioning screw is connected with the second positioning hole in a swinging mode; the upper end of the first screw rod penetrates through the first adjusting hole and is in transmission connection with a transmission thread arranged on the inner wall of the second adjusting hole; the upper end of the second screw rod penetrates through the first adjusting hole and is in transmission connection with a transmission thread arranged on the inner wall of the second adjusting hole.
Preferably, still be equipped with the surveying instrument fixed orifices on the bearing plate, surveying instrument bottom card is in the surveying instrument fixed orifices, second locating hole, second regulation hole and second adjustment hole encircle the outer fringe setting of surveying instrument fixed orifices.
Preferably, the first driving device comprises a first motor and a first coupler, the second driving device comprises a second motor and a second coupler, an output shaft of the first motor is vertically upward, the tail end of the first motor is fixed with the lower end of the first screw rod through the first coupler, and the output shaft of the first motor and the first screw rod are coaxially arranged; the output shaft of the second motor is vertically upward, the tail end of the second motor is fixed with the lower end of the second screw rod through a second coupler, and the output shaft of the second motor and the second screw rod are coaxially arranged.
Preferably, the base comprises a bottom plate and a shell, the shell is fixedly connected with the bottom plate, the upper part of the shell is connected with the fixed plate through rubber, a cavity is formed among the shell, the bottom plate and the fixed plate, and the positioning screw rod, the first driving device and the second driving device are all located in the cavity;
the PLC is respectively and electrically connected with the circuit board and the display screen, the circuit board is respectively and electrically connected with the first motor driver and the second motor driver, the first motor driver is electrically connected with the first motor, and the second motor driver is electrically connected with the second motor; the inclination angle sensor is electrically connected with the PLC; the circuit board sets up in PLC controller top, and first motor driver and second motor driver set up respectively in the left and right sides of PLC controller, first motor driver, second motor driver, PLC controller and circuit board wholly are located in the triangle-shaped region that first motor, second motor and positioning screw enclose, be provided with external recess on the casing, the display screen joint is in the recess. After the inclination angle is sent to the PLC through the inclination angle sensor, the PLC calculates the distance that the first screw rod and the second screw rod should move, then the distance is converted into torque, a command is sent to the first motor and the second motor to work according to the converted torque, a first coupler connected to the first motor can rotate along with the rotation of the first motor and is connected with the first screw rod, a second coupler connected to the second motor can rotate along with the rotation of the second motor and is connected with the second screw rod, after the first screw rod and the second screw rod move to the distance that the first screw rod and the second screw rod should move, the first motor and the second motor stop working, and the bearing plate and the fixing plate reach a balanced state.
Preferably, the leveling device of the measurement surveying and mapping instrument further comprises a zero button, and the zero button is arranged on the fixing plate.
The utility model has the advantages that:
(1) the inclination angle of the fixing plate relative to the reference plane is measured and calculated through the inclination angle sensor, then the distances, which need to be moved, of the first screw rod and the second screw rod are converted according to the inclination angle, the driving device directly drives the first screw rod and the second screw rod to rotate, so that the bearing plate and the fixing plate are driven to move up and down to achieve balance, manual adjustment is not needed, leveling efficiency is improved, and meanwhile large errors caused by manual adjustment are avoided.
(2) The utility model also comprises a PLC controller and a circuit board electrically connected with the PLC controller, an angle sensor is electrically connected with the PLC controller, after the inclination angle is sent to the PLC controller by the inclination angle sensor, the PLC controller calculates the distance that the first screw rod and the second screw rod should move, then the distance that the first screw rod should move is converted into the torque of the first motor, the distance that the second screw rod should move is converted into the torque of the second motor, a command is sent to the first motor and the second motor to work according to the converted torque, a first coupling connected with the first motor rotates the first screw rod connected with the first motor along with the rotation of the first motor, a second coupling connected with the second motor rotates the second screw rod connected with the second motor along with the rotation of the second motor, after the first screw rod and the second screw rod move to the distance that the first screw rod should move, the first motor and the second motor stop working, and the bearing plate and the fixing plate reach a balanced state, so that the automation of the whole leveling process is realized.
(3) By setting the zero button, the angle data before the zero button is pressed is eliminated, the inclination angle of the fixing plate relative to the reference surface at the current moment is measured and calculated, and the measurement error caused by data aliasing is avoided.
(4) Through the setting of display screen, directly show inclination on the display screen, when the process of audio-visual show leveling, the staff of being convenient for in time discovers the degree of accuracy of leveling, if the leveling is inaccurate in time look for the equipment reason.
Drawings
Fig. 1 is a schematic structural diagram of a leveling device of a surveying and mapping instrument disclosed in embodiment 1 of the present invention;
fig. 2 is a schematic structural diagram of a fixing plate of a leveling device of a surveying and mapping instrument disclosed in embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of a bearing plate of a leveling device of a surveying and mapping instrument disclosed in embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of a leveling device of a surveying and mapping instrument disclosed in embodiment 2 of the present invention;
fig. 5 is a flowchart of a leveling method in a leveling device of a surveying and mapping instrument disclosed in embodiment 2 of the present invention;
fig. 6 is a schematic view of the measurement of the inclination angle in the leveling method in the leveling device of the surveying and mapping instrument disclosed in embodiment 2 of the present invention;
fig. 7 is a schematic diagram of a case 1 in which a calculation unit calculates a distance to be moved in a leveling method in a leveling device of a surveying and mapping instrument according to embodiment 2 of the present invention;
fig. 8 is a schematic diagram of a case 2 in which the calculation unit calculates a distance to be moved in a leveling method in a leveling device of a surveying and mapping instrument disclosed in embodiment 2 of the present invention.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1
As shown in fig. 1, a leveling device of a surveying and mapping instrument includes a fixing plate 1, a bearing plate 2, a positioning screw 3, a base 4, a first driving device (not shown), a second driving device (not shown), a first screw 10 and a second screw 11, wherein an inclination angle sensor (not shown) is fixedly connected to the fixing plate 1, a horizontal line below the fixing plate 1 in the drawing represents a reference plane, as shown in fig. 2, the fixing plate 1 is provided with a first positioning hole 101, a first adjusting hole 102 and a first adjusting hole 103, and a connecting line of a center of the first positioning hole 101, a center of the first adjusting hole 102 and a center of the first adjusting hole 103 is triangular;
the bearing plate 2 is located above the fixing plate 1 and is fixedly connected with the fixing plate 1, as shown in fig. 3, a second positioning hole 201, a second adjusting hole 202 and a second adjusting hole 203 are arranged on the bearing plate 2, the leveling device of the surveying and mapping instrument further comprises a positioning screw 3, and the lower end of the positioning screw 3 is fixed on the base 4; the upper end of the positioning screw 3 passes through the first positioning hole 101 and is inserted into the second positioning hole 201, and the upper end of the positioning screw 3 is connected with the second positioning hole 201 in a swinging manner, so that the bearing plate 2 swings up and down and left and right around the upper end of the positioning screw 3, and the swinging connection is a thread loose fit connection in the embodiment; still be equipped with surveying instrument fixed orifices 203 on the bearing plate 2, surveying instrument 5's bottom card is in surveying instrument fixed orifices 203, second locating hole 201, second regulation hole 202 and second adjustment hole 203 encircle the outer fringe setting of surveying instrument fixed orifices 203.
The base 4 comprises a bottom plate 401 and a shell 402, the shell 402 is fixedly connected with the bottom plate 401, a circle of rubber (not shown) is connected to the upward extending direction of the upper edge of the shell 402, the upper edge of the rubber is connected with the fixed plate 1, a cavity is formed between the shell 402 and the bottom plate 401 as well as between the shell 402 and the fixed plate 1, a first driving device and a second driving device are arranged in the base 4, wherein the first driving device comprises a first motor 6 and a first coupler 7, as shown in fig. 1, the output shaft of the first motor 6 is vertically upward, the tail end of the first motor 6 is fixed with the lower end of a first screw 10 through the first coupler 7, and the output shaft of the first motor 6 is coaxially arranged with the first screw 10, so that the first screw 10 is driven to rotate when the first motor 6 rotates; the upper end of the first screw rod 10 passes through the first adjusting hole 102 and is in transmission connection with a transmission thread arranged on the inner wall of the second adjusting hole 202;
the second driving device comprises a second motor 8 and a second coupler 9, an output shaft of the second motor 8 is vertically upward, the tail end of the second motor 8 is fixed with the lower end of a second screw rod 11 through the second coupler 9, and the output shaft of the second motor 8 and the second screw rod 11 are coaxially arranged, so that the second motor 8 is driven to rotate when rotating. The upper end of the second screw 11 passes through the first adjusting hole 103 and is in transmission connection with a transmission thread arranged on the inner wall of the second adjusting hole 203; the positioning screw rod 3, the first driving device and the second driving device are all located in the cavity.
The utility model discloses embodiment 1's working process and theory of operation do: the inclination angle of the fixing plate 1 relative to a reference plane is measured and calculated through an inclination angle sensor, then a worker converts the distances, which need to be moved, of the first screw 10 and the second screw 11 through a calculation tool according to the inclination angle, then the first driving device and the second driving device are started, the first driving device and the second driving device directly drive the first screw 10 and the second screw 11 to rotate, and therefore the bearing plate 2 and the fixing plate 1 are driven to move up and down to achieve balance, manual adjustment is not needed, and leveling efficiency is improved.
Example 2
As shown in fig. 4, embodiment 2 of the present invention is different from embodiment 1 in that: the leveling device for measuring the surveying and mapping instrument further comprises a PLC (programmable logic controller) 12, a display screen 13, a circuit board 14, a first motor driver 15 and a second motor driver 16, the leveling device for measuring the surveying and mapping instrument further comprises a zero button 17, and the zero button 17 is arranged on the fixing plate 1.
The PLC 12 is respectively and electrically connected with a circuit board 14 and a display screen 13, the circuit board 14 is respectively and electrically connected with a first motor driver 15 and a second motor driver 16, the first motor driver 15 is electrically connected with the first motor 6, and the second motor driver 16 is electrically connected with the second motor 8; the tilt angle sensor is electrically connected with the PLC 12; in this embodiment, the circuit board 14 sets up in PLC controller 12 top, and first motor driver 15 and second motor driver 16 set up the left and right sides at PLC controller 12 respectively, first motor driver 15, second motor driver 16, PLC controller 12 and circuit board 14 are whole to be located in the triangle-shaped region that first motor 6, second motor 8 and positioning screw 3 enclose, be provided with external recess (not shown) on the casing 402, display screen 13 joint is in the recess. The utility model discloses in, PLC controller 12, display screen 13, circuit board 14, first motor driver 15 and second motor driver 16 all are located and form the cavity between casing 402 and bottom plate 401 and the fixed plate 1, arrange the position of concrete every device in and do not do the injecing, and the position relation is not the utility model discloses an improvement point can be put wantonly under the condition that does not influence electric connection.
The utility model discloses embodiment 2's working process and theory of operation do: after the inclination angle is sent to the PLC 12 through the inclination angle sensor, the PLC 12 calculates the distance that the first screw 10 and the second screw 11 should move, then converts the distance into torque, and sends a command to the first motor 6 and the second motor 8 to work according to the converted torque, the first coupling 7 connected to the first motor 6 can rotate the first screw 10 connected with the first motor 6 along with the rotation of the first motor, the second coupling 9 connected to the second motor 8 can rotate the second screw 11 connected with the second motor 8 along with the rotation of the second motor, after the first screw 10 and the second screw 11 move to the distance that the first motor 6 and the second motor 8 should move, the first motor 6 and the second motor 8 stop working, and the bearing plate 2 and the fixing plate 1 reach a balance state.
For the convenience to the understanding of the working principle of the utility model, carry out the detailed description to the leveling method of measuring surveying instrument's leveling equipment, but the utility model discloses only protect the structure and the hardware architecture of measuring surveying instrument's leveling equipment, do not do the protection to the content in the aspect of its leveling method and software design, the leveling method includes following step:
step S1: starting leveling equipment, pressing a zero button 17, and measuring and calculating the inclination angle of the fixed plate 1 relative to a reference surface by using an inclination angle sensor;
as shown in fig. 6, a rectangular frame in the figure represents a tilt sensor, a1 is a reference plane, a2 is a plane where the tilt sensor is located at the current time, it can be seen from the figure that the upper surface of the tilt sensor is parallel to the reference plane at the beginning, the tilt sensor is tilted at a certain angle downward to the right relative to the reference plane at the current time, the tilt angle is calculated by a formula below, the X axis and the Y axis are made with the midpoint of the tilt sensor as an origin, meanwhile, for convenience of calculation, a straight line parallel to the reference line is drawn from the origin, the tilt angle γ is calculated by a formula α + β being 90 ° and a formula γ being arctan (sin α/sin β),
wherein alpha is an included angle between the X axis and the reference surface, and β is an included angle between the Y axis and the reference surface.
Step S2: a calculation unit in the PLC controller 12 calculates a distance to be moved according to a movement distance formula by using the obtained tilt angle;
the calculation process of the distance to be moved is divided into two cases, namely the first adjusting hole 102 and the first adjusting holeThe intersection O of the connecting line of the whole hole 103 and the midpoint of the angle sensor is taken as the origin X1Axis and Y1Shaft, case 1: as shown in fig. 7, in the case where one of the first regulation hole 102 and the first regulation hole 103 is located on the reference surface and the other is deviated from the reference surface, for example, when the first regulation hole 102 is located on the reference surface and the first regulation hole 103 is deviated from the reference surface, and the inclination angle γ has been calculated, the formula is used
The distance D that the second screw 11 needs to move corresponding to the position of the first adjusting hole 103 is obtained, where L is the length of the tilt sensor, and the length of the tilt sensor in this embodiment is exactly equal to the center distance between the first adjusting hole 102 and the first adjusting hole 103.
It is understood that when the first adjusting hole 102 is deviated from the reference plane and the first adjusting hole 103 is on the reference plane, the calculation method is the same as the above-mentioned method, and will not be described herein,
in practical application, if the length of the tilt sensor is not equal to the center distance between the first adjusting hole 102 and the first adjusting hole 103, the distance that the corresponding first screw 10 or second screw 11 needs to move can be obtained by performing equal-scale amplification according to the principle of a similar triangle.
Case 2: as shown in fig. 8, when the first adjusting hole 102 and the first adjusting hole 103 are both deviated from the reference surface, that is, the tilt sensor rotates up and down with respect to the connecting line between the origin O and the upper end of the positioning screw 3 as the rotating axis, and thus the fixed plate 1 where the tilt sensor is located moves up and down with respect to one end of the reference surface, the final state is that the first adjusting hole 102 is located above the reference surface, the first adjusting hole 103 is located below the reference surface, or the first adjusting hole 102 is located below the reference surface, and the first adjusting hole 103 is located above the reference surface, in both cases, the calculation methods are the same, and a calculation method is provided herein, and a formula is used to calculate the calculation method
Obtaining the distance D that the first screw rod 10 needs to move corresponding to the position of the first adjusting hole 1021Using the formula
Obtaining the distance D that the second screw rod 11 needs to move corresponding to the position of the first adjusting hole 1032That is, the first screw 10 and the second screw need to move the same distance, but the moving directions are opposite, and similarly, if the length of the tilt sensor is not equal to the center distance between the first adjusting hole 102 and the first adjusting hole 103, the distance that the corresponding first screw 10 or the second screw 11 needs to move can be obtained by performing equal-scale amplification according to the principle of a triangle.
Step S3: the PLC 12 inputs the program instruction to the two motor drivers to make the two motor drivers output signals respectively to control the first motor 6 or the second motor 8; the first motor 6 or the second motor 8 adjusts output torque after receiving signals, the first coupler 7 connected to the first motor 6 rotates the first screw rod 10 connected with the first motor 6 along with the rotation of the first motor, and the second coupler 9 connected to the second motor 8 rotates the second screw rod 11 connected with the second motor along with the rotation of the second motor 8, so that the bearing plate 2 and the fixing plate 1 are driven to move upwards or downwards, and balance is finally achieved.
In this embodiment, the third step includes: when the first adjusting hole 102 is located on the reference surface and the first adjusting hole 103 deviates from the reference surface, the PLC controller 12 inputs a program instruction to the second motor driver 16 according to a result calculated by the calculation unit, so that the second motor driver 16 outputs a signal to control the second motor 8, the second motor 8 adjusts an output torque after receiving the signal of the second motor driver 16, the second coupler 9 connected to the second motor 8 rotates the second screw 11 connected thereto along with the rotation of the second motor 8 to drive the bearing plate 2 to move upward, the second motor 8 stops after the second screw 11 moves by a distance D, and the leveling device reaches a balance;
when the first adjusting hole 102 and the first adjusting hole 103 are both deviated from the reference surface, the PLC controller 12 inputs program instructions to the first motor driver 15 and the second motor driver 16, respectively, according to the result calculated by the calculating unit, so that the first motor driver 15 outputs signals to control the first motor 6, the first motor 6The output torque is adjusted after the signal of the first motor driver 15 is received, the first coupler 7 connected to the first motor 6 rotates the first screw rod 10 connected with the first coupler 6 along with the rotation of the first motor 6, the second motor driver 16 outputs a signal to control the second motor 8, the second motor 8 adjusts the output torque after the signal of the second motor driver 16 is received, the second coupler 9 connected to the second motor 8 rotates the second screw rod 11 connected with the second motor 8 along with the rotation of the second motor 8, the first screw rod 10 and the second screw rod 11 drive the bearing plate 2 to move, and the movement distance D of the first screw rod 10 is1After that the first motor 6 is stopped and the second screw 11 is moved by a distance D2After which the second motor 8 is stopped and the levelling device is balanced.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The leveling equipment for the surveying and mapping instrument is characterized by comprising a fixing plate and a bearing plate, wherein an inclination angle sensor is fixedly connected to the fixing plate, a first positioning hole, a first adjusting hole and a first adjusting hole are formed in the fixing plate, and a connecting line among the center of the first positioning hole, the center of the first adjusting hole and the center of the first adjusting hole is triangular;
the positioning screw penetrates through the first positioning hole and is fixedly connected with the base, a first driving device and a second driving device are arranged in the base, the first driving device is connected with the first screw, the first screw penetrates through the first adjusting hole and is in threaded connection with the fixing plate, the second driving device is connected with the second screw, and the second screw penetrates through the first adjusting hole and is in threaded connection with the fixing plate; the bearing plate is positioned above the fixed plate and is fixedly connected with the fixed plate, and a measuring and mapping instrument is fixedly connected to the bearing plate; the fixed plate is connected with the base through rubber.
2. The leveling device of the surveying and mapping instrument as claimed in claim 1, wherein the bearing plate is provided with a second positioning hole, a second adjusting hole and a second adjusting hole, and a lower end of the positioning screw is fixed on the base; the upper end of the positioning screw penetrates through the first positioning hole and is inserted into the second positioning hole, and the upper end of the positioning screw is connected with the second positioning hole in a swinging mode; the upper end of the first screw rod penetrates through the first adjusting hole and is in transmission connection with a transmission thread arranged on the inner wall of the second adjusting hole; the upper end of the second screw rod penetrates through the first adjusting hole and is in transmission connection with a transmission thread arranged on the inner wall of the second adjusting hole.
3. The leveling device for the surveying and mapping instrument as claimed in claim 2, wherein the bearing plate further comprises a surveying and mapping instrument fixing hole, the bottom of the surveying and mapping instrument is clamped in the surveying and mapping instrument fixing hole, and the second positioning hole, the second adjusting hole and the second adjusting hole are disposed around an outer edge of the surveying and mapping instrument fixing hole.
4. The leveling device of the surveying and mapping instrument as claimed in claim 1, wherein the first driving device comprises a first motor and a first coupling, the second driving device comprises a second motor and a second coupling, an output shaft of the first motor is vertically upward, a terminal of the first motor is fixed to a lower end of the first screw rod through the first coupling, and the output shaft of the first motor is coaxially arranged with the first screw rod; the output shaft of the second motor is vertically upward, the tail end of the second motor is fixed with the lower end of the second screw rod through a second coupler, and the output shaft of the second motor and the second screw rod are coaxially arranged.
5. The leveling apparatus of a surveying and mapping instrument as claimed in claim 4, wherein the base includes a bottom plate and a housing, the housing is fixedly connected to the bottom plate, the housing is connected to the fixing plate via rubber, a cavity is formed between the housing and the bottom plate and between the housing and the fixing plate, and the positioning screw, the first driving device and the second driving device are located in the cavity;
the PLC is respectively and electrically connected with the circuit board and the display screen, the circuit board is respectively and electrically connected with the first motor driver and the second motor driver, the first motor driver is electrically connected with the first motor, and the second motor driver is electrically connected with the second motor; the inclination angle sensor is electrically connected with the PLC; the circuit board sets up in PLC controller top, and first motor driver and second motor driver set up respectively in the left and right sides of PLC controller, first motor driver, second motor driver, PLC controller and circuit board wholly are located in the triangle-shaped region that first motor, second motor and positioning screw enclose, be provided with external recess on the casing, the display screen joint is in the recess.
6. The leveling apparatus of a measuring and mapping instrument as recited in claim 1, further comprising a zero button disposed on the fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921605770.3U CN210570725U (en) | 2019-09-25 | 2019-09-25 | Leveling equipment for measuring surveying and mapping instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921605770.3U CN210570725U (en) | 2019-09-25 | 2019-09-25 | Leveling equipment for measuring surveying and mapping instrument |
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| Publication Number | Publication Date |
|---|---|
| CN210570725U true CN210570725U (en) | 2020-05-19 |
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| CN201921605770.3U Active CN210570725U (en) | 2019-09-25 | 2019-09-25 | Leveling equipment for measuring surveying and mapping instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514229A (en) * | 2019-09-25 | 2019-11-29 | 哈工大机器人（合肥）国际创新研究院 | A kind of level device and leveling method measuring instrument of surveying and mapping |
-
2019
- 2019-09-25 CN CN201921605770.3U patent/CN210570725U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110514229A (en) * | 2019-09-25 | 2019-11-29 | 哈工大机器人（合肥）国际创新研究院 | A kind of level device and leveling method measuring instrument of surveying and mapping |
| CN110514229B (en) * | 2019-09-25 | 2024-10-18 | 哈工大机器人（合肥）国际创新研究院 | Leveling method of leveling equipment for measuring surveying and mapping instrument |
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