阅读说明：本技术 一种大跨度河道横截面测量装置 (Large-span river cross section measuring device ) 是由 李光华 陈伟 崔丽艳 于 2020-06-18 设计创作，主要内容包括：本发明专利公开了一种大跨度河道横截面测量装置。包括渡板和钓杆,所述钓杆固装在固定板上,钓杆上安装有导轮、压力传感轮、集线滚轮和单片机控制单元I,与导轮配合安装有转角传感器I和转角传感器II,钓杆与渡板之间通过缆绳连接,所述渡板上固装有导梁,丝杆在渡板电机转动时能够带动滑动端一起相对导梁运动,所述滑动端内封装有单片机控制单元II,龙骨两端分别与渡板和滑动端连接,所述龙骨上安装有柔性面板,在渡板末端安装有叶轮发电机,在渡板下端固装有测绘集成控制模块,单片机控制单元I和单片机控制单元II通过无线传输通信。本发明专利结构简单,适用于大跨度的河道,在河道一端即可完成河道横断面测量,省时省力。(The invention discloses a large-span river cross section measuring device. Including cab apron and fishing rod, the fishing rod is adorned admittedly on the fixed plate, installs guide pulley, pressure sensing wheel, line concentration gyro wheel and single chip microcomputer control unit I on the fishing rod, installs corner sensor I and corner sensor II with the guide pulley cooperation, is connected through the hawser between fishing rod and the cab apron, be equipped with the nose girder on the cab apron admittedly, the lead screw can drive the relative nose girder motion of sliding end together when the cab apron motor rotates, the single chip microcomputer control unit II is equipped with to the sliding end internal seal, and the fossil fragments both ends are connected with cab apron and sliding end respectively, install flexible panel on the fossil fragments, install impeller generator at the cab apron end, admittedly be equipped with survey and drawing integrated control module at the cab apron lower extreme, single chip microcomputer control unit I and single chip microcomputer control unit II pass through wireless transmission communication. The river cross section measuring device is simple in structure, applicable to large-span river channels, capable of measuring the cross sections of the river channels at one end of the river channels, time-saving and labor-saving.)

1. The utility model provides a large-span river course cross section measuring device which characterized in that: comprises an aqueduct plate (2) and a fishing rod (1), the fishing rod (1) is connected with the aqueduct plate (2) through a cable (31), a guide beam (15) is fixedly arranged on the cab apron (2), a hollow hole with an internal thread is pre-installed on the guide beam (15), the internal thread is matched with the external thread of the screw rod (16) so that the screw rod (16) can move relative to the guide beam (15) when rotating, a cab apron motor (17) is fixedly arranged at the tail end of the screw rod (16), the cab apron motor (17) is fixedly arranged on a sliding end (33), a circuit control assembly II (27) is sealed in the sliding end (33), the sliding end (33) is fixedly arranged with one end of the keel (19), the other end of the keel (19) is fixedly arranged on the cab apron (2), the keel (19) is provided with a flexible panel (34), an impeller generator (10) is arranged at the tail end of the cab apron (2), and a surveying and mapping integrated control module (18) is fixedly arranged at the lower end of the cab apron (2).

2. The large-span river cross-section measuring device of claim 1, wherein: a fishing rod (1) is fixedly arranged on a fixing plate (32), a support III (13) is fixedly arranged on the fishing rod (1), the support III (13) is in shaft connection with a rotation angle sensor II (14), a rotation angle sensor I (12) is fixedly arranged on the rotation angle sensor II (14), the rotation angle sensor I (12) is in shaft connection with a guide wheel support (11), a guide wheel (4) is arranged on the guide wheel support (11), a photoelectric rotary encoder (25) is fixedly arranged on the guide wheel (4), a cable (31) is wound on the guide wheel (4), one end of the cable enters the fishing rod (1) through a wire inlet window (9) on the fishing rod (1), the cable (31) is supported by a pressure sensing wheel (5) to turn, finally the cable (31) is wound on a wire collecting roller (8), the wire collecting roller (8) is fixedly arranged with a rotor of a traction motor (26), the traction motor (26) is fixedly arranged in a support II (7), the bracket II (7) is fixedly arranged in the fishing rod shell (3); the pressure sensing wheel (5) is fixedly arranged on a support I (6), the support I (6) is fixedly arranged in the fishing rod shell (3), and a circuit control assembly I (20) is arranged in the fishing rod shell (3).

3. The large-span river cross-section measuring device of claim 1, wherein: circuit control assembly I (20) includes single chip microcomputer control unit I (21), wireless transmission module I (22), motor drive module I (23) and AD conversion (24), single chip microcomputer control unit I (21) are connected with wireless transmission module I (22), motor drive module I (23) and AD conversion (24) respectively, single chip microcomputer control unit I (21) are connected with traction motor (26) through motor drive module I (23), and single chip microcomputer control unit I (21) are connected with pressure sensing wheel (5), corner sensor I (12), corner sensor II (14) and photoelectricity rotary encoder (25) respectively through AD conversion (24).

4. The large-span river cross-section measuring device of claim 1, wherein: circuit control assembly II (27) comprises singlechip control unit II (28), wireless transmission module II (29) and motor drive module II (30), singlechip control unit II (28) are connected with cab apron motor (17) through motor drive module II (30), communicate through wireless transmission module II (29) and wireless transmission module I (22) between singlechip control unit II (28) and singlechip control unit I (21).

Technical Field

The invention belongs to the technical field of hydrological mapping, and particularly relates to a large-span river cross section measuring device.

Background

River section measurement is basic data of flood control, hydrological and hydraulic calculation, water resource evaluation and management, and has very important significance for mastering river water conditions and water resource conditions, performing flood control and disaster reduction, reasonably allocating and utilizing water resources and constructing foundations across rivers and near rivers. However, the river section is correspondingly changed along with water flow erosion and human influence, and a large amount of manpower and material resources are consumed to complete corresponding measurement work every year.

The conventional river section measuring operation method includes erecting distance and angle measuring instruments such as a total station at a known point on a river bank, measuring the azimuth of a target ship and the horizontal distance from the instrument to the target ship by the instruments, calculating the plane position of the target ship by a mathematical formula, and calculating the water bottom elevation value of the target ship according to the hydrostatic level elevation and the measured water depth value of the target ship. The traditional underwater measuring method comprises the intersection positioning of a flat instrument or an optical theodolite and a depth finder, the matching of a ground radio positioning technology and the depth finder, the matching of a laser range finder and the theodolite and the depth finder and the like. However, the target ship is easily affected by wind waves and self speed, and the linearity of section navigation is difficult to ensure, and particularly under the terrain with irregular river section, the target ship has dangers of stranding during working.

In the prior art, a plurality of disadvantages exist, for example, a river section high-precision measuring device with application number 201821716908.2 includes a base frame erected between two banks of a river, and a steel rule retractor placed near an end of the base frame, a T-shaped long groove with an opening facing a river surface is formed in a bottom surface of the base frame, a steel rule with a front end embedded in the T-shaped long groove and sliding back and forth along the T-shaped long groove is wound in the steel rule retractor, a through hole is vertically formed in the front end of the steel rule, and a traction rope is penetrated in the through hole; one end of the traction rope is connected with an ultrasonic sensor, and the other end of the traction rope is connected with a shore detection display; the front end part of the steel ruler is fixedly provided with a telescopic pipe which is sleeved outside the traction rope and axially extends and retracts towards the river surface, and the free end of the telescopic pipe is abutted against the ultrasonic sensor. This patent need erect the bed frame between the river course both sides, just can accomplish corresponding work, however to the river course of large-span, it is unrealistic that the bed frame is built to the cross section completion bed frame of tens of meters even hectometers, and cost and manpower consumption are also extremely huge.

Disclosure of Invention

The invention aims to provide a large-span river channel cross section measuring device aiming at the problems in the prior art.

The technical scheme of the invention is realized as follows: the utility model provides a large-span river course cross section measuring device includes cab apron and fishing rod, be connected through the hawser between fishing rod and the cab apron, be equipped with the nose girder on the cab apron admittedly, the pre-installation contains the internal screw thread cavity on the nose girder, the internal thread cooperatees with the external screw thread of lead screw for the lead screw can be relative the nose girder motion when rotating, the terminal cab apron motor that is equipped with admittedly of lead screw, the cab apron motor is adorned admittedly on the sliding end, and the encapsulation is equipped with circuit control assembly I in the sliding end, the sliding end is adorned admittedly with the one end of fossil fragments, the other end of fossil fragments is adorned admittedly on the cab apron, install flexible panel on the fossil fragments, install impeller generator at the cab apron end, be equipped with survey. A fishing rod is fixedly arranged on a fixing plate, a support III is fixedly arranged on the fishing rod, the support III is in shaft connection with a rotation angle sensor II, a rotation angle sensor I is fixedly arranged on the rotation angle sensor II, the rotation angle sensor I is in shaft connection with a guide wheel support, a guide wheel is arranged on the guide wheel support, a photoelectric rotary encoder is fixedly arranged on the guide wheel, a cable is wound on the guide wheel, one end of the cable enters the fishing rod through a wire inlet window on the fishing rod, the cable is supported by a pressure sensing wheel to turn, finally the cable is wound on a wire collecting roller, the wire collecting roller is fixedly arranged with a rotor of a traction motor, the traction motor is fixedly arranged in the support II, and the support II is fixedly arranged in a fishing rod shell; the pressure sensing wheel is fixedly arranged on a support I which is fixedly arranged in a fishing rod shell, and a circuit control assembly I is arranged in the fishing rod shell. The circuit control assembly I comprises a single chip microcomputer control unit I, a wireless transmission module I, a motor driving module I and A/D conversion, the single chip microcomputer control unit I is respectively connected with the wireless transmission module I, the motor driving module I and the A/D conversion, the single chip microcomputer control unit I is connected with a traction motor through the motor driving module I, and the single chip microcomputer control unit I is respectively connected with a pressure sensing wheel, a corner sensor I, a corner sensor II and a photoelectric rotary encoder through the A/D conversion. The circuit control assembly II is composed of a single chip microcomputer control unit II, a wireless transmission module II and a motor driving module II, the single chip microcomputer control unit II is connected with the cab apron motor through the motor driving module II, and the single chip microcomputer control unit II is communicated with the single chip microcomputer control unit I through the wireless transmission module II and the wireless transmission module I.

The ferry plate transverse crossing device is simple in structure, and can complete the ferry plate transverse crossing of a large-span river channel by means of the matching of the fishing rod and the ferry plate under the condition that the river channel does not need to be crossed manually; under the energy condition that water conservancy provided, accomplish automatically through singlechip and wireless transmission technique along the relevant cross section measurement work of appointed crossing route, use manpower sparingly.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a large-span river cross section measuring device;

FIG. 2 is a schematic view of the internal structure of a fishing rod;

FIG. 3 is a detailed view of a fishing rod guide roller;

FIG. 4 is a schematic view of the interior structure of the cab apron;

FIG. 5 is a schematic diagram of a circuit control assembly.

Description of part numbers in the figures:

1. a fishing rod; 2. a cab apron; 3. a fishing rod housing; 4. a guide wheel; 5. a pressure sensing wheel; 6. a bracket I; 7. a bracket II; 8. a line concentration roller; 9. an incoming line window; 10. an impeller generator; 11. a guide wheel bracket; 12. a rotation angle sensor I; 13. a support III; 14. a rotation angle sensor II; 15. a guide beam; 16. a screw rod; 17. a cab apron motor; 18. a surveying and mapping integrated control module; 19. a keel; 20. a circuit control assembly I; 21. a singlechip control unit I; 22. a wireless transmission module I; 23. a motor driving module I; 24. A/D conversion; 25. a photoelectric rotary encoder; 26. a traction motor; 27. a circuit control assembly II; 28. a singlechip control unit II; 29. a wireless transmission module II; 30. a motor driving module II; 31. a cable; 32. a fixing plate; 33. a sliding end; 34. a flexible panel.

Detailed Description

The following detailed description of the patent embodiments refers to the accompanying drawings. The utility model provides a large-span river course cross section measuring device includes cab apron 2 and fishing rod 1, be connected through hawser 31 between fishing rod 1 and the cab apron 2, be equipped with guide beam 15 on the cab apron 2 admittedly, the pre-installation contains the internal screw thread cavity on the guide beam 15, the internal thread cooperatees with the external screw thread of lead screw 16 for lead screw 16 can move relative guide beam 15 when rotating, 16 end of lead screw admittedly is equipped with cab apron motor 17, cab apron motor 17 adorns admittedly on sliding end 33, and the encapsulation is equipped with circuit control assembly II27 in the sliding end 33, sliding end 33 is adorned with the one end of fossil fragments 19 admittedly, the other end of fossil fragments 19 is adorned admittedly on cab apron 2, install flexible panel 34 on fossil fragments 19, install impeller generator 10 at cab apron 2 end, adorn survey and drawing integrated control module 18 admittedly at cab apron 2 lower extreme. A fishing rod 1 is fixedly arranged on a fixing plate 32, a support III13 is fixedly arranged on the fishing rod 1, the support III13 is in shaft connection with a rotation angle sensor II14, the rotation angle sensor II14 is fixedly arranged on a rotation angle sensor I12, the rotation angle sensor I12 is in shaft connection with a guide wheel support 11, a guide wheel 4 is arranged on the guide wheel support 11, a photoelectric rotary encoder 25 is fixedly arranged on the guide wheel 4, a cable 31 is wound on the guide wheel 4, one end of the cable 31 enters the fishing rod 1 through a wire inlet window 9 on the fishing rod 1, the cable 31 is supported by a pressure sensing wheel 5 to turn, finally the cable 31 is wound on a wire collecting roller 8, the wire collecting roller 8 is fixedly arranged with a rotor of a traction motor 26, the traction motor 26 is fixedly arranged in a support II7, and the support II7 is fixedly arranged in a fishing rod shell 3; the pressure sensing wheel 5 is fixedly arranged on a support I6, the support I6 is fixedly arranged in the fishing rod shell 3, and a circuit control assembly I20 is arranged in the fishing rod shell 3. The circuit control assembly I20 comprises a single-chip microcomputer control unit I21, a wireless transmission module I22, a motor drive module I23 and an A/D conversion 24, the single-chip microcomputer control unit I21 is respectively connected with the wireless transmission module I22, the motor drive module I23 and the A/D conversion 24, the single-chip microcomputer control unit I21 is connected with the traction motor 26 through the motor drive module I23, and the single-chip microcomputer control unit I21 is respectively connected with the pressure sensing wheel 5, the corner sensor I12, the corner sensor II14 and the photoelectric rotary encoder 25 through the A/D conversion 24. The circuit control assembly II27 comprises a singlechip control unit II28, a wireless transmission module II29 and a motor drive module II30, the singlechip control unit II28 is connected with the cab apron motor 17 through a motor drive module II30, and the singlechip control unit II28 is communicated with the singlechip control unit I21 through the wireless transmission module II29 and the wireless transmission module I22.

When the fishing rod is used in operation, two fishing rods 1 are installed along the edge of a river channel to be measured, the coordinates of the fishing rods 1 are measured by a GPS (global positioning system), and the measured coordinates are input into an upper computer. The fishing rod 1 can be fixed by pressing the fixing plate 32 through vehicle tires and the like, after the ferry plate 2 is placed in a river channel to be measured, the wireless transmission module I22, the wireless transmission module II29 and the upper computer are communicated with each other, a transverse path is planned through the upper computer, and then a measurement instruction is sent through the upper computer. After the transition plate 2 is immersed in the river channel to be measured, the impeller generator 10 starts to supply power to the transition plate 2 under the action of water flow impact. The single chip microcomputer control unit I21 of each part in the fishing rod I receives the upper computer instruction through its corresponding wireless transmission module I22, each part single chip microcomputer control unit I21 drives corresponding traction motor 26 to work through corresponding motor drive module I23, traction motor 26 drives corresponding line concentration roller 8 to rotate and lengthens corresponding mooring rope 31, each line concentration roller 8 is under the regulation and control of single chip microcomputer control unit I21, so that the body position of the cab apron 2 always forms a certain included angle with the water flow direction, and the traction motor 26 automatically stops after working for a period of time. Under the comprehensive action of continuous water flow impact and traction of the cable 31, the cab apron 2 moves towards the opposite bank and the downstream direction of the river channel, at the moment, the transverse deflection angle, the longitudinal deflection angle and the distance from the cable 31 to the cab apron 2 are respectively sent to the single chip microcomputer control unit I21 by the rotation angle sensor I12, the rotation angle sensor II14 and the photoelectric rotary encoder 25 through the A/D conversion 24, the position of the cab apron 2 is determined through multiple sets of calculation, the position is compared with the planned transverse route of the upper computer, if the position is located at the upstream of the planned transverse route of the upper computer, the single chip microcomputer control unit I21 drives the corresponding traction motor 26 to work through the motor driving module I23, and the traction motor 26 drives the corresponding line concentration roller 8 to rotate to lengthen the corresponding cable 31 until the position of the cab apron 2 is detected to be located on the planned transverse route of the upper computer. If the position is located at the upstream of the planned crossing route of the upper computer, the singlechip control unit II28 drives the cab apron motor 17 to work through the motor drive module II30, the cab apron motor 17 drives the screw rod 16 to rotate, and then the sliding end 33 moves towards the direction close to the guide beam 15, so that the curvature of the keel 19 and the flexible material on the keel is increased, the difference of the flow velocity at two sides of the cab apron 2 is increased, and the cab apron 2 is pushed towards the opposite bank of the river channel by the resultant force generated by the water flow passing through two sides of the cab apron 2 until the position of the cab apron 2 is measured to be located on the planned crossing route of the upper computer. When the cab apron 2 is located on the planned crossing route of the upper computer, the single chip microcomputer control unit I21 drives the surveying and mapping integrated control module 18 to work through the A/D conversion 24, the measurement result is transmitted back to the upper computer through the wireless transmission module II29, after the measurement work at the stage is completed, the single chip microcomputer control unit I21 drives the corresponding traction motor 26 to work through the motor driving module I23, the traction motor 26 drives the corresponding wire collecting roller 8 to rotate to continue to lengthen the corresponding cable 31, the next-stage measurement work is started until the cab apron 2 reaches the river bank to complete the whole measurement work, an operator sends an instruction through the upper computer, the single chip microcomputer control unit I21 drives the corresponding traction motor 26 to work through the motor driving module I23, and the traction motor 26 drives the corresponding wire collecting roller 8 to rotate to withdraw the corresponding cable 31, so that the cab apron 2 is recovered.