Device for measuring river bottom elevation under high sand content
By using acoustic ranging technology and automated devices, the problems of low automation in riverbed elevation measurement devices and poor measurement results in waters with high sediment content have been solved, achieving efficient and accurate riverbed elevation measurement.
Patent Information
- Application Number
- CN202520420814.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-11
- Publication Date
- 2026-01-06
- Estimated Expiration
- 2035-03-11
AI Technical Summary
Existing riverbed elevation measurement devices have low automation levels, require significant manual intervention, and perform poorly in waters with high sediment content, making it difficult to achieve high-precision water area information collection.
By employing acoustic ranging technology combined with transceiver transducers, depth adjustment mechanisms, and angle adjustment mechanisms, riverbed elevation is measured through acoustic ranging. In waters with high sediment content, the time difference of the receiver is used to correct errors, thus achieving automated riverbed elevation measurement.
It improves the automation level of measurement, reduces the labor intensity of operators, increases measurement efficiency, and improves measurement accuracy through error correction.
Smart Images
Figure CN223769509U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to measuring equipment technical field, concretely relates to a device of measuring river bottom elevation under high sand content. BACKGROUND
[0002] In water conservancy project, need to use river bottom elevation measuring device to carry out measurement operation, but the river bottom elevation data is difficult to obtain, aiming at the river bottom elevation measuring device equipment, the device of high degree of automation of present river bottom elevation measuring device is high in price, the equipment of suitable price is not enough in automation degree, the personnel is easy to be dangerous in the measurement on the water surface of river etc., and currently commonly used rope plus counterweight measurement method, the rope is down to the riverbed, can produce problems such as rope being easily affected by water flow, being easily entangled by water grass, river bottom silt being more, rope being unable to be fixed etc.; and when the river is turbulent, the water flow speed is large, the measurement data is often affected to different degrees, at the same time, there is also the use of acoustic wave measuring equipment to carry out river bottom elevation measurement, but this kind of equipment needs to be installed on the corresponding ship body on site when using, and needs to measure a plurality of parameters before carrying out river bottom elevation measurement work, which is time-consuming and laborious to use, and in the water area with high sand content, due to the influence of torrent and silt, the measurement effect of this kind of acoustic wave measuring equipment is poor, which is not conducive to the high-precision collection of water information. CONTENT OF THE UTILITY MODEL
[0003] The utility model solves the technical problem that: the prior art river bottom elevation measuring device is backward, the proportion of manual participation is large, and in the water area with high sand content, the measurement effect is poor, which is not conducive to the high-precision collection of water information.
[0004] To solve the above technical problems, the utility model adopts the following technical scheme: a device for measuring river bottom elevation under high sand content, comprising a transceiver for transmitting and receiving acoustic waves to realize river bottom elevation measurement by acoustic ranging technology, a receiver for capturing acoustic waves returned from the river bottom, a depth adjustment mechanism for adjusting the draft depth of the transceiver, an angle adjustment mechanism for maintaining the transceiver horizontal or at a preset measurement angle, and a carrying mechanism for moving the transceiver in the water area, the transceiver is installed on the depth adjustment part of the depth adjustment mechanism, the transceiver is drivingly connected with the transmission part of the angle adjustment mechanism, the transceiver is maintained horizontal or at a preset measurement angle under the drive of the angle adjustment mechanism, the receiver is arranged on the depth adjustment part of the depth adjustment mechanism and maintains a distance with the transceiver in the depth direction, the depth adjustment mechanism and the angle adjustment mechanism are both installed on the carrying mechanism, and the transceiver reciprocates in the water area to be measured under the drive of the carrying mechanism to realize river bottom elevation measurement.
[0005] The utility model discloses a series of work such as the self -adaptation adjustment of transceiver depth and the self -definition adjustment of measuring angle and the automatic transfer of transceiver can be realized when the utility model works, the degree of automation is high, can effectively reduce the labor intensity of operating personnel, reduce the proportion of manual participation, and the river bottom elevation measurement efficiency is high, and simultaneously through the receiver is additionally arranged and makes it with transceiver interval arrangement in depth direction, can realize the error correction of river bottom elevation in high silt content water area according to the time difference of echo reception of transceiver and receiver, can further improve the measurement precision.
[0006] As preferred, the depth adjustment mechanism comprises an adjustment swing arm, a horizontal connecting seat, a horizontal pull rod and a depth driving device, the depth driving device is fixedly installed on the bearing mechanism, the length of the adjustment swing arm is adjustably limited and installed on the output part of the depth driving device, the top of the adjustable mounting seat is provided with a rotating protrusion, the adjustable mounting seat is rotatably installed on one end of the adjustment swing arm through the rotating protrusion, the axis of the rotating protrusion is parallel to the axis when the adjustment swing arm swings, one end of the horizontal pull rod is rotatably connected with one end of the adjustable mounting seat, the other end of the horizontal pull rod is rotatably and limitingly installed on the outer surface of the depth driving device, the horizontal pull rod is parallel to the adjustment swing arm, the adjustable mounting seat moves up and down when the adjustment swing arm swings, and the bottom of the adjustable mounting seat remains horizontal under the driving of the horizontal pull rod.
[0007] As preferred, the angle adjustment mechanism comprises an adjustable mounting seat, a universal joint, an adjustment pull rope, an angle detection device and a horizontal driving device, one end of the universal joint is fixedly installed on the top of the adjustable mounting seat, the angle detection device is installed in the inside of the adjustable mounting seat and is data-connected with the horizontal driving device, the other end of the universal joint is installed on the depth adjustment part of the depth adjustment mechanism, the adjustment pull rope is provided with at least two, one end of each of the adjustment pull ropes is connected with the corresponding edge position of the top of the adjustable mounting seat, and the other end of each of the adjustment pull ropes is drivingly connected with the corresponding independent output part of the horizontal driving device, and the adjustable mounting seat remains horizontal or remains at a preset measuring angle by the way that the horizontal driving device pulls the adjustment pull rope.
[0008] As preferred, the bottom of the adjustable mounting seat is provided with a mounting position for mounting the transceiver, the periphery of the mounting position is surrounded by a protective cover, and the transceiver is mounted on the mounting position.
[0009] As preferred, the depth detection mechanism for detecting the draft of the bearing mechanism is further included, the depth detection mechanism is installed on the bearing mechanism, and the detection part of the depth detection mechanism is arranged to extend downward and contact the water surface when measuring the river bottom elevation.
[0010] As preferred, the bearing mechanism comprises two bearing hulls and a mounting frame, the two bearing hulls are arranged at two ends of the mounting frame respectively in parallel to each other, the depth adjusting mechanism and the angle adjusting mechanism are mounted on the mounting frame, a opening is arranged in the middle of the mounting frame for swinging downward of the depth adjusting part of the depth adjusting mechanism, a protection space for slowing down the torrent and avoiding collision of the transceiving transducer by foreign matters is arranged between the two bearing hulls, and the depth adjusting part of the depth adjusting mechanism is located in the protection space after swinging downward.
[0011] The beneficial technical effects of the present application include:
[0012] The present application can realize river bottom elevation measurement by emitting and receiving sound waves through acoustic ranging technology, and can realize a series of work such as self-adaptive adjustment of transceiving transducer depth, self-defined adjustment of measurement angle, and automatic transfer of transceiving transducer, and has high automation degree, can effectively reduce the labor intensity of the operator, reduce the proportion of manual participation, and has high river bottom elevation measurement efficiency, and through the addition of a receiver and the interval arrangement of the receiver and the transceiving transducer in the depth direction, the error correction of the river bottom elevation in the high sediment concentration water area can be realized according to the time difference of the echo received by the transceiving transducer and the receiver, and the measurement accuracy can be further improved.
[0013] Other features and advantages of the present application will be disclosed in detail in the following specific embodiments and drawings. BRIEF DESCRIPTION OF DRAWINGS
[0014] The present application will be further described below in combination with the drawings:
[0015] Figure 1 It is a structural schematic view of a device for measuring river bottom elevation under high sediment concentration.
[0016] Figure 2 It is Figure 1 It is a local enlarged view of A in the middle.
[0017] Figure 3 It is a local enlarged view of a device for measuring river bottom elevation under high sediment concentration. DETAILED DESCRIPTION
[0018] The technical solutions of the embodiments of the present application will be explained and described below in combination with the drawings of the embodiments of the present application, but the following embodiments are only preferred embodiments of the present application, not all. Based on the embodiments in the embodiments, other embodiments obtained by those skilled in the art without creative labor also belong to the protection scope of the present application.
[0019] In the following description, the appearance of terms such as "inner", "outer", "upper", "lower", "left", "right", etc. only indicate the orientation or positional relationship for the convenience of describing the embodiments and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility new type.
[0020] Please refer to Figure 1 The embodiment discloses a device for measuring river bottom elevation under high sand content, which comprises a transceiving transducer 1 for emitting and receiving sound waves to realize river bottom elevation measurement through acoustic ranging technology, a receiver 2 for capturing returned sound waves of the river bottom, a depth adjusting mechanism 3 for adjusting the draft depth of the transceiving transducer 1, an angle adjusting mechanism 4 for keeping the transceiving transducer 1 horizontal or at a preset measurement angle, and a bearing mechanism 5 for driving the transceiving transducer 1 to move in the water area. The following will be described in detail with reference to the accompanying drawings.
[0021] Please refer to Figures 1 to 3 The transceiving transducer 1 is installed on the depth adjusting part of the depth adjusting mechanism 3, the transceiving transducer 1 is in driving connection with the transmission part of the angle adjusting mechanism 4, the transceiving transducer 1 keeps horizontal or at a preset measurement angle under the driving of the angle adjusting mechanism 4, the receiver 2 is arranged on the depth adjusting part of the depth adjusting mechanism 3 and keeps a distance with the transceiving transducer 1 in the depth direction, and the depth adjusting mechanism 3 and the angle adjusting mechanism 4 are both installed on the bearing mechanism 5. The transceiving transducer 1 reciprocates in the water area to be measured under the driving of the bearing mechanism 5 to realize the measurement of the river bottom elevation.
[0022] During the operation of the embodiment, the transceiving transducer 1 can emit and receive sound waves to realize the measurement of the river bottom elevation through acoustic ranging technology, the depth of the transceiving transducer 1 can be adaptively adjusted, the measurement angle can be self-defined adjusted, and the transceiving transducer 1 can be automatically moved, etc. The degree of automation is high, the labor intensity of the operator can be effectively reduced, the proportion of manual participation can be reduced, the efficiency of the river bottom elevation measurement is high, and through the addition of the receiver 2 and the interval arrangement of the receiver 2 and the transceiving transducer 1 in the depth direction, the error correction of the river bottom elevation in the water area with high sand content can be realized according to the time difference of the echo received by the transceiving transducer 1 and the receiver 2, and the measurement accuracy can be further improved.
[0023] Preferably, the depth adjusting mechanism 3 comprises an adjusting swing arm 31, a horizontal connecting seat 32, a horizontal pull rod 33 and a depth driving device 34, the depth driving device 34 is fixedly installed on the bearing mechanism 5, the adjusting swing arm 31 is adjustably and limitingly installed on the output part of the depth driving device 34, the top of the horizontal connecting seat 32 is provided with a rotating protrusion 321, the horizontal connecting seat 32 is rotatably installed on one end of the adjusting swing arm 31 through the rotating protrusion 321, the axis of the rotating protrusion 321 is parallel to the axis of the adjusting swing arm 31 when swinging, one end of the horizontal pull rod 33 is rotatably connected with one end of the horizontal connecting seat 32, the other end of the horizontal pull rod 33 is rotatably and limitingly installed on the outer surface of the depth driving device 34, the horizontal pull rod 33 is parallel to the adjusting swing arm 31, the horizontal connecting seat 32 moves up and down when the adjusting swing arm 31 swings, and the bottom of the horizontal connecting seat 32 remains horizontal under the driving of the horizontal pull rod 33.
[0024] In the embodiment, the angle adjusting mechanism 4 comprises an adjustable mounting seat 41, a universal joint 42, angle detection devices and a horizontal driving device, one end of the universal joint 42 is fixedly installed on the top of the adjustable mounting seat 41, the angle detection devices are installed in the interior of the adjustable mounting seat 41 and are data-connected with the horizontal driving device, the other end of the universal joint 42 is installed on the depth adjusting part of the depth adjusting mechanism 3, the adjusting pull ropes 43 are provided with at least two, one end of each of the adjusting pull ropes 43 is connected with the corresponding edge position on the top of the adjustable mounting seat 41, the other end of each of the adjusting pull ropes 43 is drivingly connected with the corresponding independent output part on the horizontal driving device, the adjustable mounting seat 41 remains horizontal or remains at a preset measuring angle in the mode of pulling the adjusting pull ropes 43 by the horizontal driving device, in the specific implementation, the corresponding number of adjusting pull ropes 43 can be installed according to the needs, the horizontal driving device can realize the angle of the adjustable mounting seat 41 by adjusting the length of different adjusting pull ropes 43 in real time after receiving the angle information output by the angle detection devices, is suitable for river bottom elevation measurement in various water areas, has wide application range and good universality.
[0025] In work, the draft of the transceiving transducer 1 is set according to the flow rate of the water area to be measured, so as to avoid the influence of water surface foam on the measurement result, at this time, the depth difference between the transceiving transducer 1 and the receiver 2 can be obtained according to the swing angle of the adjusting swing arm 31, and the river bottom elevation in the high-sediment water area can be error-corrected through the depth difference and the time difference of the echo received by the transceiving transducer 1 and the receiver 2, in the specific implementation, the bearing mechanism 5 can drive the automatic program to perform the river bottom elevation measurement along the set scanning curve in the water area to be measured, greatly reducing the proportion of manual participation and improving the measurement efficiency.
[0026] Preferably, the bottom of the adjustable mounting base 41 is provided with a mounting position for mounting the transceiving transducer 1, and the mounting position is surrounded by a protective cover 411, the transceiving transducer 1 is mounted on the mounting position, so as to avoid collision with foreign matters and abrasion by sand, thereby prolonging the service life.
[0027] In the specific implementation, a depth detection mechanism for detecting the draft of the bearing mechanism 5 is further included, the depth detection mechanism is mounted on the bearing mechanism 5, a detection part of the depth detection mechanism is arranged to extend downward and contact with the water surface when measuring the river bottom elevation, so as to realize real-time monitoring of the draft of the transceiving transducer 1, thereby further improving the detection accuracy of the river bottom elevation.
[0028] In the embodiment, the bearing mechanism 5 includes two bearing hulls 51 and a mounting rack 52, the two bearing hulls 51 are arranged in parallel at two ends of the mounting rack 52 respectively, the depth adjustment mechanism 3 and the angle adjustment mechanism 4 are both mounted on the mounting rack 52, a middle part of the mounting rack 52 is provided with an opening for swinging the depth adjustment part of the depth adjustment mechanism 3 downward, and a protection space for reducing the turbulent flow and avoiding collision of foreign matters with the transceiving transducer 1 is arranged between the two bearing hulls 51, the depth adjustment part of the depth adjustment mechanism 3 is located in the protection space after swinging downward, so as to effectively prolong the service life of the transceiving transducer 1 and improve the detection accuracy.
[0029] The beneficial technical effects of the embodiment include that the transceiving transducer can emit and receive sound waves to realize river bottom elevation measurement through acoustic ranging technology, the depth of the transceiving transducer can be self-adaptively adjusted, the measurement angle can be self-definedly adjusted, and the transceiving transducer can be automatically moved and transported, and the like, so that the degree of automation is high, the labor intensity of the operator can be effectively reduced, the proportion of manual participation can be reduced, the river bottom elevation measurement efficiency is high, and through the additional receiver and the interval arrangement of the receiver and the transceiving transducer in the depth direction, the error correction of the river bottom elevation in the high-sediment water area can be realized according to the time difference of the echo received by the transceiving transducer and the receiver, and the measurement accuracy can be further improved.
[0030] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited to this, and those skilled in the art should understand that the present application includes but is not limited to the contents described in the drawings and the above specific implementation. Any modification of the function and structure principle without deviating from the present application will be included in the scope of the claims.
Claims
1. A device for measuring river bed elevation at high sediment concentration, characterized in that: The application relates to a device for measuring the riverbed height, which comprises a transceiving transducer (1) for emitting and receiving sound waves to realize riverbed height measurement through acoustic ranging technology, a receiver (2) for capturing the sound waves returned by the riverbed, a depth adjusting mechanism (3) for adjusting the draft depth of the transceiving transducer (1), an angle adjusting mechanism (4) for keeping the transceiving transducer (1) horizontal or at a preset measuring angle, and a bearing mechanism (5) for driving the transceiving transducer (1) to move in the water area, the transceiving transducer (1) is installed on the depth adjusting part of the depth adjusting mechanism (3), the transceiving transducer (1) is in driving connection with the transmission part of the angle adjusting mechanism (4), the transceiving transducer (1) is kept horizontal or at a preset measuring angle under the driving of the angle adjusting mechanism (4), the receiver (2) is arranged on the depth adjusting part of the depth adjusting mechanism (3) and kept at a distance from the transceiving transducer (1) in the depth direction, and the depth adjusting mechanism (3) and the angle adjusting mechanism (4) are both installed on the bearing mechanism (5), the transceiving transducer (1) is driven by the bearing mechanism (5) to reciprocate in the water area to be measured to realize riverbed height measurement.
2. A device for measuring river bed level at high sediment concentration as claimed in claim 1 wherein: The depth adjusting mechanism (3) comprises an adjusting swing arm (31), a horizontal connecting seat (32), a horizontal pull rod (33) and a depth driving device (34), the depth driving device (34) is fixedly installed on the bearing mechanism (5), the adjusting swing arm (31) is adjustably and limitingly installed on the output part of the depth driving device (34), the top of the horizontal connecting seat (32) is provided with a rotating protrusion (321), the horizontal connecting seat (32) is rotatably installed on one end of the adjusting swing arm (31) through the rotating protrusion (321), the axis of the rotating protrusion (321) is parallel to the axis of the adjusting swing arm (31) when the adjusting swing arm (31) swings, one end of the horizontal pull rod (33) is rotatably connected with one end of the horizontal connecting seat (32), the other end of the horizontal pull rod (33) is rotatably and limitingly installed on the outer surface of the depth driving device (34), the horizontal pull rod (33) is parallel to the adjusting swing arm (31), the horizontal connecting seat (32) moves up and down when the adjusting swing arm (31) swings, and the bottom of the horizontal connecting seat (32) is kept horizontal under the driving of the horizontal pull rod (33).
3. A device for measuring river bed level at high sediment concentration as claimed in claim 1 wherein: The angle adjusting mechanism (4) comprises an adjustable mounting seat (41), a universal joint (42), adjusting pull ropes (43), an angle detection device and a horizontal driving device, one end of the universal joint (42) is fixedly installed on the top of the adjustable mounting seat (41), the angle detection device is installed in the interior of the adjustable mounting seat (41) and is in data connection with the horizontal driving device, the other end of the universal joint (42) is installed on the depth adjusting part of the depth adjusting mechanism (3), the adjusting pull ropes (43) are provided with at least two, one end of each of the adjusting pull ropes (43) is connected with the corresponding edge position on the top of the adjustable mounting seat (41), the other end of each of the adjusting pull ropes (43) is in driving connection with the corresponding independent output part of the horizontal driving device, the adjustable mounting seat (41) is kept horizontal or keeps the preset measuring angle by pulling the adjusting pull ropes (43) through the horizontal driving device.
4. A device for measuring river bed level at high sediment concentration as claimed in claim 3 wherein: The bottom of the adjustable mounting seat (41) is provided with a mounting position for mounting the transceiving transducer (1), the periphery of the mounting position is surrounded by a protective cover (411), and the transceiving transducer (1) is mounted on the mounting position.
5. The device for measuring river bed level at high sediment concentration according to claim 1, wherein: Further comprising a depth detection mechanism for detecting the draft of the bearing mechanism (5), the depth detection mechanism is installed on the bearing mechanism (5), and the detection part of the depth detection mechanism is arranged to extend downward and contact the water surface when measuring the river bottom elevation.
6. The device for measuring riverbed elevation at high sediment concentration according to claim 1, characterized in that: The bearing mechanism (5) comprises two bearing hulls (51) and a mounting rack (52), the two bearing hulls (51) are arranged in parallel with each other at two ends of the mounting rack (52) respectively, the depth adjusting mechanism (3) and the angle adjusting mechanism (4) are both installed on the mounting rack (52), an opening is formed in the middle of the mounting rack (52) for the depth adjusting part of the depth adjusting mechanism (3) to swing downward, a protection space for slowing down the turbulent flow and avoiding collision of foreign matters with the transceiving transducer (1) is arranged between the two bearing hulls (51), and the depth adjusting part of the depth adjusting mechanism (3) is located in the protection space after swinging downward.