CN212806990U

CN212806990U - Highway engineering elevation measuring device

Info

Publication number: CN212806990U
Application number: CN202021388801.7U
Authority: CN
Inventors: 赵恩堂; 王亮; 苏章; 李文建; 周永明; 葛丛华
Original assignee: First Construction Co Ltd of China Construction Third Engineering Division
Current assignee: First Construction Co Ltd of China Construction Third Engineering Division
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-03-26
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses a highway engineering elevation measuring device, including laser emitter and rather than the laser receiver who corresponds the setting, wherein, laser receiver includes the locomotive, erects the montant on the locomotive, installs in the photosensitive element on montant top, is connected in order to drive its wobbling actuating mechanism and install the corner sensor who is used for measuring montant swing angle on the locomotive with the montant, and the laser beam that laser emitter sent is received to the photosensitive element. The utility model provides a highway engineering elevation measuring device carries out the elevation through laser beam and rotatory montant complex mode and measures, has saved steps such as traditional surveyor's level measurement is focused, the reading, very big simplification the measurement flow, improved measurement of efficiency.

Description

Highway engineering elevation measuring device

Technical Field

The utility model relates to an engineering survey technical field especially relates to a highway engineering elevation measuring device.

Background

In highway engineering, elevation information of finished surfaces of all layers is often measured, a GPS is usually adopted to find out relevant point positions, and then a traditional level gauge is erected to acquire elevation data. Because the number of the point positions is large, and related work is carried out after each layer is finished, the automation degree is low, and the working environment is severe.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a highway engineering elevation measuring device aims at simplifying the measurement procedure in order to improve measurement of efficiency.

In order to achieve the above object, the utility model provides a highway engineering elevation measuring device, which comprises a laser transmitter and a laser receiver correspondingly arranged, wherein,

the laser receiving device comprises a moving vehicle, a vertical rod erected on the moving vehicle, a photosensitive element installed at the top end of the vertical rod, a driving mechanism connected with the vertical rod to drive the vertical rod to swing, and a corner sensor installed on the moving vehicle and used for measuring the swing angle of the vertical rod, wherein the photosensitive element receives a laser beam emitted by a laser emitter.

Preferably, the driving mechanism is a servo motor, a rotating shaft of the servo motor is fixedly connected with the bottom end of the vertical rod to drive the vertical rod to swing, and the corner sensor is installed on the rotating shaft to measure a corner of the rotating shaft.

Preferably, the bottom end of the vertical rod is fixedly connected with a pendant, the pendant is arranged in the movable trolley in a hanging mode, and the pendant enables the vertical rod to be restored to a vertical state through self gravity when the servo motor is powered off.

Preferably, a processor is further mounted on the moving vehicle, and the photosensitive element and the rotation angle sensor are both electrically connected with the processor.

Preferably, a positioning device is further mounted on the moving vehicle, and the positioning device is electrically connected with the processor.

Preferably, the locomotive includes the chassis, installs the automobile body on the chassis and installs the removal wheel in the chassis below, and the montant wears to locate on the automobile body, and the bottom and the actuating mechanism of montant all are located inside the automobile body.

Preferably, the moving wheel is a power wheel, and the moving wheel is electrically connected with the processor.

Preferably, a support is installed inside the vehicle body, and the driving mechanism is erected on the support.

Preferably, a power device connected with the moving wheel and used for driving the moving wheel to rotate is installed inside the vehicle body.

Preferably, the laser transmitter may emit a fan-shaped horizontal laser plane.

The utility model provides a highway engineering elevation measuring device has following beneficial effect:

1. the elevation measurement is carried out in a mode that the laser beam is matched with the rotary vertical rod, the steps of focusing, reading and the like in the traditional level gauge measurement are omitted, the measurement flow is greatly simplified, and the measurement efficiency is improved.

2. The measuring device is used for measuring the elevation, and the two steps of searching and measuring a target point are combined into a whole, so that the measuring step is simplified;

3. the unmanned trolley replaces a person to search and measure a target point, and unmanned operation is achieved.

Drawings

Fig. 1 is a schematic structural view of the highway engineering elevation measuring device of the present invention;

fig. 2 is the utility model discloses highway engineering elevation measuring device's circuit schematic block diagram.

In the figure, 1-chassis, 2-vehicle body, 3-processor, 4-positioning device, 5-servo motor, 6-rotating shaft, 7-pendant, 8-vertical rod, 9-photosensitive element, 10-support, 11-laser emitter and 12-corner sensor.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described and illustrated herein are for the purpose of illustrating the invention only and are not to be construed as limiting the invention.

It should be noted that, in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 and 2, in the preferred embodiment, the highway engineering elevation measuring device comprises a laser transmitter 11 and a laser receiver arranged corresponding to the laser transmitter, wherein,

the laser receiving device comprises a moving vehicle, a vertical rod 8 erected on the moving vehicle, a photosensitive element 9 installed at the top end of the vertical rod 8, a driving mechanism connected with the vertical rod 8 and used for driving the driving mechanism to swing relative to the moving vehicle, and a corner sensor 12 installed on the moving vehicle and used for measuring the swing angle of the vertical rod 8, wherein the photosensitive element 9 receives a laser beam emitted by a laser emitter 11.

The present embodiment provides a specific structure of a driving mechanism: the driving mechanism is a servo motor 5, a rotating shaft 6 of the servo motor 5 is fixedly connected with the bottom end of the vertical rod 8 so as to drive the head of the vertical rod to swing, laser emitted by a laser emitter 11 is received, and a corner sensor 12 is fixedly installed on the rotating shaft 6 so as to measure a corner of the rotating shaft. The power of the servo motor 5 can drive the vertical rod 8 to swing. The vertical rod 8 is fixed on the rotating shaft 6 of the servo motor 5 and rotates along with the rotating shaft 6.

Further, the bottom end of the vertical rod 8 is fixedly connected with a pendant 7, the pendant 7 is arranged in the moving vehicle in a hanging mode, and the pendant 7 enables the vertical rod 8 to recover to a vertical state through self gravity when the servo motor 5 is powered off. In this embodiment, the pendant 7 is provided, so that the vertical rod 8 can be reset without using the servo motor 5 but through the pendant 7.

Further, referring to fig. 2, the processor 3 is further mounted on the moving vehicle, and the photosensitive element 9 and the rotation angle sensor 12 are electrically connected to the processor 3. The rotation angle sensor 12 can acquire the precise rotation angle of the rotating shaft 6 in real time and transmit the precise rotation angle to the processor 3. When the light sensing element 9 captures the laser emitted by the laser emitter 11, a signal is generated and transmitted to the processor 3.

Further, referring to fig. 2, a positioning device 4 is further mounted on the mobile cart, and the positioning device 4 is electrically connected to the processor 3. The positioning device 4 can acquire the current position and posture information of the mobile vehicle in real time and transmit the information to the processor 3.

Specifically, the locomotive includes chassis 1, installs automobile body 2 on chassis 1 and installs the removal wheel in chassis 1 below, and on automobile body 2 was worn to locate by montant 8, the bottom and the actuating mechanism of montant 8 all were located inside automobile body 2. Further, the moving wheels are electric wheels, and the moving wheels are electrically connected with the processor 3.

The processor 3 is fixed on the outer side of the vehicle body 2, and the positioning device 4 is fixed above the vehicle body 2. The moving vehicle has a power unit capable of moving forward, backward, leftward and rightward according to a signal from the processor 3. The vehicle body 2 is not limited in shape, can wrap the internal servo motor 5, the pendant 7 and the support 10, and can have enough stability to support the processor 3 and the positioning device 4.

A support 10 is arranged in the vehicle body 2, and a driving machine frame is arranged on the support 10. The support 10 can stably support the servo motor 5, and the height of the support can enable the pendant 7 to be suspended. The vehicle body 2 is internally provided with a power device which is connected with the movable wheel and is used for driving the movable wheel to rotate.

Further, the laser transmitter 11 may emit a fan-shaped horizontal laser plane.

The processor 3 may input and store a coordinate table; the processor 3 can acquire the position information of the positioning device 4 and the rotation angle information of the rotation angle sensor 12; the processor 3 is capable of performing mathematical operations; the processor 3 is capable of controlling the vehicle to move.

The highway engineering elevation measuring device comprises the following use method:

1. placing the laser emitter 11 right above the reference point, and adjusting the posture to enable the laser emitter 11 to be horizontal so as to enable the laser emitter 11 to emit a horizontal laser beam;

2. inputting a horizontal coordinate table of the point location to be detected into the processor 3, and simultaneously inputting the elevation H0 of the reference point and the height information H1 of the laser emitter 11 from the ground into the processor 3;

3. placing the moving vehicle on a road to be measured, starting a power device of the moving vehicle, acquiring the current position coordinate of the moving vehicle in real time by the processor 3 through the positioning device 4, comparing the position coordinate of the point to be measured, guiding the power device to move, and stopping the power device when the position information fed back by the positioning device 4 is consistent with the position information to be measured;

4. when the moving vehicle is stopped stably at the target point position, the processor 3 controls the servo motor 5 to work to drive the vertical rod 8 to swing, and when the photosensitive element 9 captures a laser beam, the processor 3 obtains a signal of the photosensitive element 9 and simultaneously records the data of the current corner sensor 12;

5. the servo motor 5 is powered off, and the vertical rod 8 is restored to a vertical state under the action of the gravity of the pendant 7;

6. the processor 3 calculates the elevation information of the point according to the angle information, the ground elevation of the position where the laser emitter 11 is located, the height of the laser emitter 11 from the ground and other information, the distance from the rotating shaft 6 to the ground is H2, the distance from the rotating shaft 6 to the photosensitive element 9 is H3, the angle of the corner sensor 12 is alpha, and the elevation H of the position to be measured adopts the following formula:

H=H0+H1-H2-H3×cosα；

7. the processor 3 stores the measurement data, reads the next target point, and repeats the above steps until the coordinate table data.

The highway engineering elevation measuring device that this embodiment provided has following beneficial effect:

1. the elevation measurement is carried out in a mode that the laser beam is matched with the rotating vertical rod 8, the steps of focusing, reading and the like in the traditional level gauge measurement are omitted, the measurement flow is greatly simplified, and the measurement efficiency is improved.

The above is only the preferred embodiment of the present invention, and not the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The highway engineering elevation measuring device is characterized by comprising a laser transmitter and a laser receiver which is arranged corresponding to the laser transmitter, wherein,

2. The elevation measuring device of claim 1, wherein the driving mechanism is a servo motor, a rotating shaft of the servo motor is fixedly connected with the bottom end of the vertical rod to drive the vertical rod to swing, and the rotation angle sensor is mounted on the rotating shaft to measure the rotation angle of the rotating shaft.

3. The highway engineering elevation measuring device of claim 2, wherein a pendant is fixedly connected to the bottom end of the vertical rod, the pendant is suspended in the mobile vehicle, and the pendant enables the vertical rod to return to a vertical state through self gravity when the servo motor is powered off.

4. The elevation measuring device for road engineering according to claim 1, wherein a processor is further installed on the moving vehicle, and the light sensing element and the rotation angle sensor are electrically connected with the processor.

5. The highway engineering elevation measuring device of claim 4, wherein the mobile vehicle is further provided with a positioning device, and the positioning device is electrically connected with the processor.

6. The elevation measuring device for road engineering according to claim 4, wherein the moving vehicle comprises a chassis, a vehicle body mounted on the chassis, and moving wheels mounted below the chassis, the vertical rod is arranged on the vehicle body in a penetrating manner, and the bottom end of the vertical rod and the driving mechanism are both located inside the vehicle body.

7. The highway engineering elevation measuring device of claim 6, wherein the movable wheel is a motorized wheel, and the movable wheel is electrically connected to the processor.

8. The elevation measuring device for road engineering according to claim 7, wherein a support is mounted inside the vehicle body, and the driving mechanism is mounted on the support.

9. The elevation measuring device for road works according to claim 7, wherein a power device connected with the moving wheel for driving the moving wheel to rotate is installed inside the vehicle body.

10. The elevation measuring apparatus according to any one of claims 1 to 8, wherein the laser transmitter is configured to emit a fan-shaped horizontal laser plane.