Disclosure of Invention
The invention aims to solve the problems of insufficient measurement precision, long unfolding and folding time and low automation degree under the condition of meeting the requirements of landing and non-landing simultaneously. In order to achieve the purpose, the invention adopts the following specific technical scheme:
an on-board optoelectronic measurement system comprising: the device comprises a landing centering device, an equipment cabin, a leveling platform, a vehicle loading device and photoelectric measuring equipment; the photoelectric measuring equipment is arranged in the equipment cabin;
the leveling platform is detachably arranged and fixed on a vehicle body of the vehicle carrier, and comprises telescopic supporting legs for supporting the leveling platform to leave the vehicle carrier;
the equipment cabin is detachably arranged and fixed on the leveling platform; the landing centering device comprises lifting support legs with adjustable lengths, and the lifting support legs are connected with the equipment cabin and used for supporting the equipment cabin to leave the vehicle carrying vehicle.
Preferably, the floor centering device comprises: the device comprises a lifting enclosure frame, a walking mechanism, lifting support legs and a centering camera;
the walking mechanism is arranged at the four corners of the bottom of the equipment cabin and drives the equipment cabin to move in a single direction along two dimensions of the front and back directions and the left and right directions;
the lifting support legs are arranged at the outer parts of the equipment cabins, close to four corners, and are used for supporting the equipment cabins to be away from the vehicle carrier for a certain distance or be lowered to the ground;
the centering camera is arranged in the middle position inside the base of the photoelectric measuring equipment and used for acquiring a centering image;
the lifting enclosure frame is connected with the photoelectric measurement equipment and the equipment cabin and drives the photoelectric measurement equipment to lift and fall to the ground in the equipment cabin.
Preferably, the leveling platform comprises supporting legs fixed on two sides of the platform and used for automatic leveling, an electric rotating platform fixed on the platform, a side-tipping sensor fixed on the electric rotating platform and used for measuring an inclination angle, and an encoder used for providing rotation angle information for the electric rotating platform.
Preferably, the leveling platform is automatically leveled when the leveling platform is lifted to be 60-100mm away from the vehicle carrier.
Preferably, one end of the double-measurement-mode conversion piece is connected with the lifting enclosure frame, and the other end of the double-measurement-mode conversion piece is connected with the photoelectric measurement equipment and used for driving the photoelectric measurement equipment to be separated from the leveling platform in the floor-type measurement mode.
Preferably, the equipment cabin bottom is opened with the round hole that is greater than the photoelectric measurement equipment base under photoelectric measurement equipment, and through two measurement mode conversion spares of installation messenger photoelectric measurement equipment fall to the ground through the round hole under the drive of going up and down to enclose the frame, get into and fall to the ground the measurement mode.
Preferably, the equipment cabin is driven to leave the vehicle loader by supporting the leveling platform through the supporting legs, and the non-landing measurement mode is entered.
Preferably, the optoelectronic measuring device comprises a positioning and orientation assembly and a tilt measuring assembly for performing self-calibration.
Preferably, the method further comprises the following steps: and the control and display system and the power supply system are arranged in the electric control cabin.
The invention can obtain the following technical effects:
1. the photoelectric measurement equipment and the electronic shelter are integrated on one vehicle, the vehicle is provided with a power locomotive, the original ground measurement mode of the fixed measurement station is reserved, the position constraint of the traditional fixed measurement station is not limited, the non-ground measurement can be carried out, and the device has the characteristics of quick expansion and retraction, flexible walking and standing, good maneuverability and simplicity in operation.
2. When the device does not fall to the ground for measurement, the device cabin is kept fixed only by independently lifting and lowering the measuring platform which does not fall to the ground, the operation is simple, and the unfolding and folding time is short.
3. The non-landing measuring platform replaces the traditional leveling scheme of automatic coarse leveling and fine leveling of a manual leveling mechanism of the leveling platform, only the leveling platform needs to be automatically leveled, the leveling precision reaches 2 '-5', the leveling requirement of the optical measurement equipment is met, and the automation degree is high.
4. The landing centering device drives the equipment cabin to move along the front direction, the rear direction and the left direction respectively through the traveling mechanism, a centering camera collects centering images to perform manual adjustment, the field range of required centering moving operation is small, and the operation time is short. The two-dimensional moving method that the equipment cabin is independently adjusted along the front direction, the back direction and the left direction is adopted, the centering error is less than or equal to 0.5mm, and the centering precision is high.
Drawings
FIG. 1 is a schematic structural diagram of a transportation state of a vehicle-mounted photoelectric measurement system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a non-landing measurement state according to an embodiment of the present invention;
FIG. 3 is a schematic view of a lift leg supporting equipment bay according to one embodiment of the present invention;
FIG. 4 is a rear view of FIG. 3;
fig. 5 is a schematic view of the vehicle carrying after the equipment compartment leaves the vehicle carrying after the equipment compartment is supported by the lifting legs according to the embodiment of the invention;
FIG. 6 is a schematic view of the equipment bay at the state of FIG. 5;
FIG. 7 is a schematic structural view of a lifting leg of one embodiment of the present invention;
FIG. 8 is a schematic view of a leveling platform configuration according to one embodiment of the present invention;
FIG. 9 is a schematic view of a floor centering device according to an embodiment of the present invention;
FIG. 10 is a top view of FIG. 9;
FIG. 11 is a schematic structural view of a traveling mechanism according to an embodiment of the present invention;
FIG. 12 is an exploded view of FIG. 11;
FIG. 13 is a flowchart of a floor survey operation of one embodiment of the present invention;
FIG. 14 is a flow chart of a no-landing measurement operation according to one embodiment of the present invention.
Reference numerals are as follows:
a landing centering device 1, an equipment cabin 2,
A lifting enclosure frame 11,
A running gear 12, a horizontal shaft 121, a vertical shaft 122, a rotating wheel shaft 123, a gear set 124, a shell 125, a rotating wheel 126,
A lifting leg 13, a first lifting leg 131, a second lifting leg 132, a third lifting leg 133, a rotary support arm 134, a rotary shaft 135,
A centering camera 14,
Leveling platform 3, platform 31, supporting legs 32, side-tipping sensor 33, electric rotating platform 34, encoder 35, motor 36, adapter 37,
The device comprises a double-measurement-mode conversion part 4, a vehicle carrier 5, a photoelectric measurement device 6, an electric control shelter 7, a power supply system 8 and a control and display system 9.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
The photoelectric measurement system with the landing and non-landing measurement functions has the advantages of high measurement precision, short time for unfolding and folding, simplicity in operation and high automation degree, and can improve the environment adaptability and the quick maneuverability of a system station. The following describes a vehicle-mounted photoelectric measurement system provided by the present invention in detail by using a specific embodiment.
Referring to fig. 1-10, the vehicle-mounted photoelectric measurement system comprises a floor centering device 1, an equipment cabin 2, a leveling platform 3, a vehicle carrier 5 and a photoelectric measurement device 6; the photoelectric measuring device 6 is arranged inside the device cabin 2;
the leveling platform 3 is detachably mounted and fixed on the vehicle body of the vehicle carrier 5, and the leveling platform 3 comprises telescopic supporting legs 32 for supporting the leveling platform 3 to leave the vehicle carrier 5;
the equipment cabin 2 is detachably installed and fixed on the leveling platform 3 through an angle lock; the landing centering device 1 comprises lifting support legs 13 with adjustable lengths, and the lifting support legs 13 are connected with the equipment cabin 2 and used for supporting the equipment cabin 2 to leave the vehicle carrier 5.
In a preferred embodiment of the present invention, referring to fig. 7, 9, 10, the floor centering device 1 comprises: the device comprises a lifting enclosure frame 11, a walking mechanism 12, lifting support legs 13 and a centering camera 14;
the traveling mechanisms 12 are installed at four corners of the bottom of the equipment cabin 2 and are used for driving the equipment cabin 2 to move in a single direction along two dimensions of the front and back direction and the left and right direction respectively;
the lifting support legs 13 are arranged at the outer part of the equipment cabin 2 close to four corners and used for driving the equipment cabin 2 to rise and leave the vehicle carrier 5 for a certain distance or fall to the ground;
the centering camera 14 is arranged in the middle position inside the base of the photoelectric measuring equipment 6 and used for collecting centering images, wherein an optical window of the centering camera 14 is 10-20mm higher than the bottom surface of the equipment cabin 2, and meanwhile, a lighting lamp is arranged for light supplement;
the lifting enclosure frame 11 is connected with the photoelectric measurement equipment 6 and the equipment cabin 2 and drives the photoelectric measurement equipment 6 to lift and fall to the ground in the equipment cabin 2.
Fig. 11 shows the overall structure of the running gear 12 of the invention, and in particular fig. 12:
in a preferred embodiment of the present invention, a rotating wheel shaft 123 and a horizontal shaft 121 are arranged in parallel in the housing 125, wherein the rotating wheel shaft 123 is symmetrically distributed on two sides of the horizontal shaft 121; a vertical shaft 122 is arranged in the direction perpendicular to the horizontal shaft 121; horizontal shaft 121 and rotating wheel shaft 123 are connected through gear set 124; horizontal shafts 121 of four traveling mechanisms 12 installed at the bottom of the equipment compartment 2 are parallel to each other and perpendicular to the moving direction of the equipment compartment 2; the four vertical axes 122 are parallel to each other and to the moving direction of the equipment bay 2, thereby realizing one-way movement in two dimensions.
In another embodiment of the present invention, the driving wheels in the gear set 124 are installed at two ends of the horizontal shaft 121, and the driven wheels are fixed at two ends of the turning wheel shaft 123 at two sides of the horizontal shaft 121, and drive the horizontal shaft 121 to rotate, so as to drive the traveling mechanism 12 to move linearly in the front-back direction;
the vertical shaft 122 is connected with a motor and drives the vertical shaft 122 to rotate so as to generate an angle for enabling the travelling mechanism 12 to move left and right;
in another embodiment of the present invention, a hand-operated lever connecting member is fixed to one end of the horizontal shaft 121, so that the function of manually moving the traveling mechanism 12 can be realized.
In a preferred embodiment of the present invention, the lifting leg 13 shown in fig. 7 includes a first lifting leg 131, a second lifting leg 132, a third lifting leg 133, a rotary support arm 134 and a rotary shaft 135.
The second section of lifting leg 132 and the third section of lifting leg 133 are hollow structures and can be retracted into the first section of lifting leg 131; the rotating support arm 134 can rotate 90 ° about the rotating shaft 135.
In another embodiment of the present invention, in the transportation state, as shown in fig. 1, the second section 132 and the third section 133 are retracted into the first section 131, and the rotating support arm 134 is rotated 90 ° around the rotating shaft 135, so that the rotating support arm 134 is close to the edge of the equipment compartment 2;
when the lifting support is unfolded, as shown in fig. 4, the support arms 134 are rotated in the reverse direction to 90 degrees, the second lifting support leg 132 and the third lifting support leg 133 extend to the ground, the equipment cabin 2 is jacked up to a certain height, the lifting strokes of the four lifting support legs 13 are 700-1900 mm, the single leg bears 2-4T, and meanwhile, the four lifting support legs 13 further comprise a servo controller, two-axis inclination angle sensors and the like.
In a preferred embodiment of the present invention, the leveling platform 3, as shown in fig. 8, includes support legs 32 fixed on both sides of the platform 31 for leveling, a motorized turntable 34 fixed on the platform 31, and a roll sensor 33 and an encoder 35 fixed on the motorized turntable 34 for measuring an inclination angle.
In another embodiment of the present invention, the support legs 32 are regularly installed on the periphery of the high rigidity platform 31 through the adaptor 37, the motor 36 is installed on the support legs 32 to control the extension or contraction of the support legs 32, the electric rotating table 34 is installed at the central position of the platform 31, the encoder 35 is installed on the rotating shaft of the electric rotating table 34, and the inclination measuring sensor 33 is installed at a certain distance from the rotating shaft.
The electric rotating platform 34 is controlled to rotate 360 degrees, the inclination angles of 0 degrees, 120 degrees and 240 degrees are recorded, the inclination angles are converted into control quantities, the three supporting legs 32 are controlled to extend out or retract through the output of the controller, and the control system controls the supporting legs 32 to adjust the variation in a circulating mode until the platform 31 is leveled to be within 2 ″, and the automatic leveling is finished.
In a preferred embodiment of the invention the levelling bench 3 is self-levelling when it is lifted between 60-100mm from the cart 5.
As shown in fig. 10, in the floor-type measurement mode, the dual-measurement-mode converter 4 has one end connected to the lifting enclosure frame 11 through a bolt, and the other end connected to the photoelectric measurement device 6 through a bolt, so that the lifting enclosure frame 11 can drive the photoelectric measurement device 6 to fall to the floor from the circular hole formed at the bottom of the device chamber 2 and right below the photoelectric measurement device 6.
In a preferred embodiment of the present invention, in a non-landing measurement state, as shown in fig. 2, the support legs 32 of the leveling platform 3 land, and the connection between the leveling platform 3 and the vehicle 5 is released, so that the leveling platform 3 leaves the vehicle 5 and completes automatic leveling when the distance from the vehicle 5 is between 60 mm and 100mm, and at the same time, the hatch cover of the equipment bay 2 is opened, the photoelectric measurement device 6 is exposed, and the conversion of the non-landing measurement mode is completed.
When the device is in a landing measurement state, the lifting support legs 13 fixed at four corners of the device cabin 2 land (shown in fig. 3 and 4), the device cabin 2 drives the photoelectric measurement device 6 to be separated from the leveling platform 3 and the vehicle carrier 5 (shown in fig. 10) through the double-measurement-mode conversion piece 4, the vehicle carrier 5 carries the leveling platform 3 to drive away (shown in fig. 5), the lifting support legs 13 are retracted to enable the device cabin 2 to land (shown in fig. 6), the photoelectric measurement device 6 lands through the round hole in the bottom of the device cabin, the cabin cover of the device cabin 2 is opened, the photoelectric measurement device 6 is exposed, and the landing measurement mode conversion is completed.
In a preferred embodiment of the invention, the optoelectronic measuring device 6 comprises a positioning and orientation assembly and a tilt measuring assembly for performing self-calibration.
In a preferred embodiment of the present invention, the onboard photoelectric measuring system further comprises a control and display system 9 and a power supply system 8 installed in the electrically controlled shelter 7.
In another embodiment of the present invention, the landing measurement method and steps are as follows (fig. 13):
s1, driving the vehicle carrier 5 to a required place, and turning on the power supply system 8;
s2, removing the connection between the photoelectric measuring device 6 and the leveling platform 3;
s3, installing a double-measurement-mode conversion connecting piece 4, connecting a photoelectric measurement device 6 and a lifting enclosure frame 11;
s4, releasing the fixed connection between the equipment cabin 2 and the vehicle carrier 5;
s5, rotating and extending the four lifting support legs 13 on the equipment cabin 2 to enable the equipment cabin 2 to be away from the vehicle 5 by a certain distance, and enabling the vehicle 5 to drive away from the equipment cabin 2;
s6, retracting the lifting support legs 13 to enable the equipment cabin 2 to land;
s7, centering the walking mechanism 12 by electric or manual adjustment, and enabling the photoelectric measurement equipment 6 to fall to the ground by using the lifting fence 11 after centering;
s8, removing the double-measuring mode conversion piece 4;
s9, opening the inclination measuring component, positioning and orienting component and the control and display system 9, and calibrating the photoelectric measuring device 2 to enable the photoelectric measuring device to have a working state.
The operation method and steps of the non-landing measurement are as follows (fig. 14):
s1, driving the vehicle carrier 5 to a required place, and turning on the power supply system 8;
s2, the connection between the photoelectric measurement equipment 6 and the leveling platform 3 is released, and the protective cover of the equipment cabin 2 is opened;
s3, extending the support legs 32 to enable the leveling platform 3 to be separated from the vehicle carrier 5, and completing automatic leveling when the distance separated from the vehicle carrier 5 is 60-100 mm;
s4, opening the inclination measuring component, positioning and orienting the component and the control and display system 9, and calibrating the photoelectric measuring device 6 to enable the photoelectric measuring device to have a working state.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
The above embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the protection scope of the claims of the present invention.