CN113483832B - Channel water flow on-line measuring device - Google Patents
Channel water flow on-line measuring device Download PDFInfo
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- CN113483832B CN113483832B CN202110902031.6A CN202110902031A CN113483832B CN 113483832 B CN113483832 B CN 113483832B CN 202110902031 A CN202110902031 A CN 202110902031A CN 113483832 B CN113483832 B CN 113483832B
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- chute
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- sliding grooves
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 63
- 238000009434 installation Methods 0.000 claims description 5
- 238000005553 drilling Methods 0.000 claims description 3
- 230000008447 perception Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 31
- 238000012545 processing Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000010365 information processing Effects 0.000 description 5
- 208000034699 Vitreous floaters Diseases 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/002—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow wherein the flow is in an open channel
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/56—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects
- G01F1/58—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using electric or magnetic effects by electromagnetic flowmeters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Measuring Volume Flow (AREA)
Abstract
The application discloses an online channel water flow measuring device, which comprises a rectangular frame and is characterized in that: the sliding chute comprises a rectangular frame, wherein the upper side of the rectangular frame is fixedly connected with the lower side of a sliding chute plate, the sliding chute plate is provided with a first chute, a second chute, a third chute, a fourth chute and a fifth chute which are symmetrical, the first chute, the second chute, the third chute, the second chute, the fourth chute and the fifth chute are symmetrical about the transverse central line of the sliding chute plate, and the first chute, the second chute, the third chute and the fourth chute and the fifth chute are respectively provided with a sliding column. The application relates to the field of water flow measurement equipment, in particular to an online channel water flow measurement device. The device realizes real-time online measurement of multiple perpendicular lines and multiple sections of the river channel through simultaneous measurement of multiple measuring bars, and has more comprehensive measurement data, higher flow measurement precision and more accurate data.
Description
Technical Field
The application relates to the field of water flow measurement equipment, in particular to an online channel water flow measurement device.
Background
At present, the open channel water flow measurement mostly adopts a flow velocity area method, a standard section method, a canal system building method and a weir groove method, wherein the standard section method, the canal system building method and the weir groove method have the problems of low measurement precision and the like because the hydraulic building is utilized for flow estimation. In order to realize accurate measurement of open channel flow, a flow velocity area method is mostly adopted, common flow velocity measurement modes include acoustic Doppler type, radar type, rotor type and the like, the acoustic Doppler type has the problem of great influence on water quality, the acoustic Doppler type is not suitable for application in the occasion with more sewage, turbid water and water impurities, in addition, online flow measurement is mostly fixed on a channel bank slope, only single-line flow measurement can be realized, and the flow velocity overall situation of the whole channel cannot be reflected; the radar type radar flow meter is used for measuring the flow velocity of one or more points, the surface flow velocity is greatly different from the flow velocity of a canal bottom, a canal and a side slope, and the availability of data is poor; the rotor type flow velocity meter adopts a mechanical principle, has the problems of easy sundries hanging, mechanical abrasion and the like in the measuring process, and is not suitable for being applied to open channel real-time online flow measurement. In addition, in the above flow rate measurement modes, due to the siltation condition of the open channel, the water depth needs to be measured independently, and other engineering measures need to be added. The problems that the measuring time is long, the measuring flow is incoherent, the real-time online measuring flow cannot be realized and the like exist due to the fact that a flow measuring truss is built and a sailing type flow measuring mode is adopted are partly adopted.
In summary, there is no better flow measurement method for open channels, especially for open channels with poor water quality, turbid water body, more floaters and easy sedimentation. Therefore, aiming at the problems, the online measuring device for the channel water flow is developed.
Disclosure of Invention
The application aims to solve the technical problem of providing an on-line measuring device for channel water flow, which is convenient for measuring the open channel water flow.
The application adopts the following technical scheme to realize the aim of the application:
an on-line measuring device for channel water flow comprises a rectangular frame,
the upper side of the rectangular frame is fixedly connected with the lower side of a chute plate, the chute plate is provided with a first chute, a second chute, a third chute, a fourth chute and a fifth chute which are symmetrical, the first chute, the second chute, the third chute, the fourth chute and the fifth chute are symmetrical about the transverse central line of the chute plate, the first chute, the second chute, the third chute, the fourth chute and the fifth chute are respectively provided with a sliding column, the lower end of each sliding column is connected to the middle part of the upper side of a corresponding square block, a square rod penetrates through one group of square blocks, two ends of the first square rod are respectively fixedly connected with T-shaped sliding blocks, the two T-shaped sliding blocks are respectively arranged in the corresponding T-shaped sliding grooves, and the two T-shaped sliding grooves are respectively arranged on opposite sides of the rectangular frame;
the lower sides of the square rods are respectively fixedly provided with a square hole, the square rods respectively penetrate through the square holes, the two ends of the square rods are respectively connected with the middle parts of the mounting plates through bearings, the two mounting plates are respectively fixedly connected with one end of the lower side of the square rod I, one side of one mounting plate is fixedly connected with a shaft angle encoder, and the output shaft of the shaft angle encoder is fixedly connected with one end of the square rod II;
each installation block downside is equipped with logical groove, and every measuring staff upper end is worn corresponding respectively logical groove fixed connection is in corresponding circular shaft one side, every measuring staff one side is a set of evenly arranged rivers speed measuring transducer of fixed connection respectively, every measuring staff opposite side is a set of evenly arranged water perception sensor of fixed connection respectively, every measuring staff lower extreme is fixedly connected with measuring staff bottom sensor respectively.
As a further limitation of the technical scheme, the middle parts of the opposite sides of the rectangular frame are respectively connected with one end of a first lead screw in a bearing manner, the first lead screw is in threaded connection with the middle part of the first square rod, one end part of the first lead screw is fixedly connected with an output shaft of a motor, and the motor is fixedly connected with one side of the rectangular frame.
As a further limitation of the technical scheme, a bearing seat is fixedly connected to the middle part of the upper side of the chute plate, a middle bearing of a reverse screw rod is connected to the bearing seat, two ends of the reverse screw rod are respectively connected with an internal thread block in a threaded manner, and two sides of the internal thread blocks are respectively hinged to one end of a connecting rod.
As a further limitation of the technical scheme, the other end of each connecting rod is hinged to the middle part of a vertical rod of the Z-shaped supporting rod, four corners of the lower side of the rectangular frame are hinged to one end of the corresponding Z-shaped supporting rod, the other end of the Z-shaped supporting rod is connected with a second lead screw in a threaded manner, and a bearing at the lower end of each second lead screw is connected with the middle part of the square plate.
As a further limitation of the technical scheme, two sections of threads with opposite spiral directions are arranged on the reverse screw rod, and one end of the reverse screw rod is fixedly connected to the middle of the first turntable.
As a further limitation of the technical scheme, the lower side of each square plate is fixedly connected with a group of ground drilling nails respectively, and the upper end of each screw rod II is fixedly connected with the middle part of the turntable II respectively.
As a further limitation of the technical scheme, hoisting rings are fixedly connected to four corners of the upper side of the chute plate respectively.
As a further limitation of the technical scheme, the distances between adjacent identical ends of the first sliding groove, the second sliding groove, the third sliding groove, the fourth sliding groove and the fifth sliding groove are equal.
As a further limitation of the technical scheme, the device is externally provided with a power supply and information processing structure, the power supply and information processing structure comprises a channel upright rod, a signal processing control host is fixed in the middle of the channel upright rod, a data remote transmission device is fixed on the upper side of the signal processing control host, and a power supply system is fixed at the upper end of the channel upright rod.
Compared with the prior art, the application has the advantages and positive effects that:
1. the multi-measuring-rod simultaneous measurement is adopted, so that real-time online measurement of multiple vertical lines and multiple sections of the river channel is realized, the measurement data is more comprehensive, the flow measurement precision is higher, and the data is more accurate; the self-adjusting controllable lifting measuring rod can realize continuous uninterrupted continuous measurement of the full water depth when the channel water level changes; the measuring rod adopts the bottom detection lifting technology, and always keeps a certain distance from the canal bottom, so that floating objects in water can flow away below the measuring rod and cannot be attached to the measuring rod. The adaptability of the measuring environment is stronger, and the measuring environment can be stably measured in the water body measuring environment containing sundries.
2. The self-adjusting controllable lifting measuring rod and the measuring rod bottom detection sensor can realize measurement of different vertical line water depths caused by factors such as river bottom siltation, scouring and the like, can perform compensation calculation on the water cross-section area, and can measure more accurately; the measurement accuracy is high: as one of the flow velocity measurement technologies, an electromagnetic water flow velocity measurement sensor with strong adaptability to the water quality environment is adopted, and the flow velocity of different positions of the water body can be accurately measured in real time without being influenced by factors such as the sand content of the water quality, floaters and the like; reliability and stability are high: the electromagnetic water flow measuring sensor has the advantages of mature technology, good environmental adaptability, stable data, sensitive data change, wide speed measuring range and the like; the capacitive sensing type water body sensing sensor has the advantages of no temperature drift, no zero drift, no influence of floaters and the like; the stability and reliability of flow velocity and water depth data measurement can be ensured, so that the stability and reliability of the whole system measurement data are ensured.
3. The flow measurement system has the advantages of high integration degree, convenient installation, convenient use and maintenance, water carrying operation during installation and high working efficiency.
Drawings
Fig. 1 is a schematic perspective view of the present application.
Fig. 2 is a schematic perspective view of a second embodiment of the present application.
Fig. 3 is an enlarged view of a portion of fig. 2 a in accordance with the present application.
Fig. 4 is a schematic diagram of a part connection structure of the present application.
Fig. 5 is a schematic diagram of a part connection structure of the present application.
Fig. 6 is a schematic diagram of a part connection structure of the present application.
Fig. 7 is a schematic diagram of a part connection structure of the present application.
Fig. 8 is a schematic diagram of a part connection structure of the present application.
Fig. 9 is a schematic view of the application in use.
In the figure: 1. the device comprises a chute plate, 2, a rectangular frame, 3, a reverse screw, 4, a bearing seat, 5, a motor, 6, a chute I, 7, a chute II, 8, a chute III, 9, a chute IV, 10, a chute V, 11, a slide column, 12, a Z-shaped supporting rod, 13, a ground screw, 14, a square plate, 15, a screw II, 16, a turntable II, 17, a turntable I, 18, a connecting rod, 19, a lifting ring, 20, a screw I, 21, a loop-shaped block, 22, a measuring rod, 23, a water body sensing sensor, 24, a water flow measuring sensor, 25, a measuring rod bottom sensor, 26, 27, 28, a mounting block, 29, a circular shaft, 30, a through groove, 31, a square rod II, 32, a square rod II driving motor, 33, a mounting plate, 34, a T-shaped chute, 35, a T-shaped sliding block, 36, a square rod I, 37, an internal thread block, 38, a square hole, 39, a power supply system, 40, a signal processing control host, 41, a vertical rod, 42 and a data remote transmission device.
Detailed Description
One embodiment of the present application will be described in detail below with reference to the attached drawings, but it should be understood that the scope of the present application is not limited by the embodiment.
In the description of the application, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the application and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the application.
The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present application can be understood by those of ordinary skill in the art in a specific case.
The following description of exemplary embodiments refers to the accompanying drawings. The same reference numbers in different drawings identify the same or similar elements. The following detailed description does not limit the application. Rather, the scope of the application is defined by the appended claims. For simplicity, the following embodiments are described with respect to terms and structures of the present system, however, the embodiments to be described next are not limited to this system, but are applicable to any other system that can be applied.
The self-locking property of the screw thread means that the screw thread connection cannot be automatically loosened when the static load and the working temperature are not changed greatly, the self-locking condition is that the lead angle of the screw thread is smaller than the equivalent friction angle of the screw pair, and the screw thread connection meets the self-locking condition.
As shown in fig. 1-9, the present application includes a rectangular frame 2, the upper side of the rectangular frame 2 is fixedly connected with the lower side of a chute board 1, the chute board 1 is provided with a symmetrical chute one 6, a chute two 7, a chute three 8, a chute four 9 and a chute five 10, two of the chute one 6, two of the chute two 7, two of the chute three 8, two of the chute four 9 and two of the chute five 10 are symmetrical with respect to the transverse center line of the chute board 1, the two of the chute one 6, two of the chute two 7, two of the chute three 8, two of the chute four 9 and two of the chute five 10 are respectively provided with a slide post 11, the lower end of each slide post 11 is fixedly connected with the middle of the upper side of a corresponding square block 21, a square bar one 36 passes through a group of the square block 21, two ends of the square bar one 36 are respectively fixedly connected with a T-shaped slide block 35, two of the T-shaped slide blocks 35 are respectively arranged in a corresponding T-shaped chute 34, and two of the T-shaped slide blocks 35 are respectively arranged on one side of the rectangular frame 2;
the lower sides of the square rods 21 are respectively fixed with a mounting block 28, each mounting block 28 is internally hinged with a circular shaft 29, the middle part of each circular shaft 29 is provided with a square hole 38, a square rod II 31 respectively penetrates through the square holes 38, two ends of the square rod II 31 are respectively connected with the middle part of a mounting plate 33 in a bearing manner, the two mounting plates 33 are respectively and fixedly connected with one end of the lower side of the square rod I36, one side of each mounting plate 33 is fixedly connected with a square rod II driving motor 32, an output shaft of each square rod II driving motor 32 is provided with a shaft angle encoder (not shown in the figure), and the output shaft of each square rod II driving motor 32 is fixedly connected with one end of each square rod II 31.
The lower side of each installation block 28 is provided with a through groove 30, the upper end of each measuring rod 22 is respectively penetrated through the corresponding through groove 30 and fixedly connected to one side of the corresponding circular shaft 29, one side of each measuring rod 22 is respectively and fixedly connected with a group of uniformly distributed water flow velocity measuring sensors 24, the other side of each measuring rod 22 is respectively and fixedly connected with a group of uniformly distributed water body sensing sensors 23, and the lower end of each measuring rod 22 is respectively and fixedly connected with a measuring rod bottom detecting sensor 25.
The middle parts of opposite sides of the rectangular frame 2 are respectively connected with one end of a first lead screw 20 in a bearing way, the first lead screw 20 is in threaded connection with the middle part of the square rod 36, one end part of the first lead screw 20 is fixedly connected with an output shaft of a motor 5, and the motor 5 is fixedly connected to one side of the rectangular frame 2.
The middle part of the upper side of the chute plate 1 is fixedly connected with a bearing seat 4, a middle bearing of the reverse screw rod 3 is connected in the bearing seat 4, two ends of the reverse screw rod 3 are respectively connected with an internal thread block 37 in a threaded manner, and two sides of the internal thread blocks 37 are respectively hinged with one end of a connecting rod 18.
The other end of each connecting rod 18 is hinged to the middle part of a vertical rod of the Z-shaped supporting rod 12, four corners of the lower side of the rectangular frame 2 are hinged to one end of the corresponding Z-shaped supporting rod 12, the other end of the Z-shaped supporting rod 12 is connected with a second lead screw 15 in a threaded manner, and the lower end bearing of each second lead screw 15 is connected with the middle part of the square plate 14.
The reverse screw rod 3 is provided with two sections of threads with opposite screw directions, and one end of the reverse screw rod 3 is fixedly connected to the middle of the first turntable 17.
The lower side of each square plate 14 is fixedly connected with a group of ground drilling nails 13 respectively, and the upper end of each screw rod II 15 is fixedly connected with the middle part of a rotary disc II 16 respectively.
Lifting rings 19 are fixedly connected to four corners of the upper side of the chute plate 1 respectively.
The distances between adjacent identical positions of the first sliding groove 6, the second sliding groove 7, the third sliding groove 8, the fourth sliding groove 9 and the fifth sliding groove 10 are equal, and the first sliding groove 6, the second sliding groove 7, the third sliding groove 8, the fourth sliding groove 9 and the fifth sliding groove 10 are straight grooves.
The device is externally provided with a power supply and information processing structure, the power supply and information processing structure comprises a channel upright rod 41, a signal processing control host 40 is fixed in the middle of the channel upright rod 41, a data remote transmission device 42 is fixed on the upper side of the signal processing control host 40, and a power supply system 39 is fixed at the upper end of the channel upright rod 41. The signal processing control host 40 is electrically connected with the water body sensing sensor 23, the water flow measuring sensor 24, the measuring rod bottom detecting sensor 25, the motor 5, the square rod driving motor 32, the shaft angle encoder and the data remote transmission device 42, the signal processing control host 40, the data remote transmission device 42 and the power supply system 39 all adopt the prior art, and the circuit control part does not belong to the inventive content with originality of the present patent application, and is not repeated.
The working flow of the application is as follows: the device is hoisted to a channel through a hoisting ring 19 by using a crane, then a first turntable 17 is rotated according to the width between two embankments of the channel, the first turntable 17 drives a reverse screw rod 3 to rotate, the reverse screw rod 3 drives two internal screw blocks 37 to move away from each other, the two internal screw blocks 37 drive corresponding connecting rods 18 to swing, the connecting rods 18 drive Z-shaped supporting rods 12 to swing, the two pairs of Z-shaped supporting rods 12 drive a second screw rod 15, a square plate 14 and the like to swing to a proper position, the first turntable 17 is stopped rotating, then the crane is operated to place the two pairs of square plates 14 on the embankments of the corresponding channel respectively, ground penetrating nails 13 on the two pairs of square plates 14 are inserted into the embankments, a power supply and information processing structure is fixedly arranged on the embankments, then workers are arranged to rotate four turntable two 16 simultaneously, the turntable two 16 drive the corresponding screw rods 15 to rotate, the two screw rods 15 drive the corresponding Z-shaped supporting rods 12 to move downwards simultaneously, the two pairs of Z-shaped supporting rods 12 drive the chute plates 1, the rectangular frames 2, the measuring rods 222 and the like to move downwards, and the like, when the lower sides of the mounting plates 33 are close to the water surface, the rotation of the two pairs of square plates is stopped, the second turntable 16 is stopped, and a water flow sensor 24 is mounted on the opposite to the water flow sensor 24 is guaranteed, and the water flow sensor is mounted on the opposite to the surface of the second turntable 24. Then the motor 5 is started, the motor 5 drives the first lead screw 20 to rotate, the first lead screw 20 drives the first square rod 36 to move towards the direction close to the motor 5, the first square rod 36 drives the two T-shaped sliding blocks 35 to slide in the corresponding T-shaped sliding grooves 34, the first square rod 36 drives a group of square-shaped blocks 21 to move, the group of square-shaped blocks 21 drives sliding columns 11 in the corresponding first sliding grooves 6, second sliding grooves 7, third sliding grooves 8, fourth sliding grooves 9 and fifth sliding grooves 10 to slide, due to the limitation of the first sliding grooves 6, second sliding grooves 7, third sliding grooves 8, fourth sliding grooves 9 and fifth sliding grooves 10, the group of sliding columns 11 are equidistantly separated, the group of sliding columns 11 drives the mounting blocks 28, the circular shafts 29, the measuring rods 22, the water flow speed measuring sensors 23, the water body sensing sensors 24, the measuring rod bottom detecting sensors 25 and the like to be equidistantly separated, the motor 5 is closed after the measuring rods 22 are uniformly distributed in channels, then the second square rod driving motor 32 is started, the output shaft of the square rod II driving motor 32 rotates to drive the square rod II 31 to rotate, the square rod II 31 drives a group of circular shafts 29 to rotate, the group of circular shafts 29 drives the measuring rod 22 to swing downwards, the initial position of the measuring rod 22 is in a horizontal state parallel to the water surface, the measuring rod 22 drives the measuring rod bottom sensor 25 to swing downwards, after the measuring rod bottom sensor 25 contacts the bottom surface of a river channel, the measuring rod bottom sensor 25 transmits data to the signal processing control host 40, the signal processing control host 40 controls the square rod II driving motor 32 to stop rotating, the shaft angle encoder and the water body sensing sensor 23 transmit measurement information to the signal processing control host 40, the signal processing control host 40 calculates the water depth according to the acquired information and a preset method, the water flow speed measuring sensor 24 transmits the measurement information to the signal processing control host 40, the signal processing control host 40 calculates the flow speed of water, the signal processing control host 40 transmits field data to the cloud or each level of management center through the data remote transmission device 42, so that real-time online measurement of channel flow is realized.
The water depth calculation formula is as follows:
h=lsina (1)
Wherein: h is the water depth;
l is the water inflow length of the measuring rod 2 when the bottom of the measuring rod touches the bottom, and is measured by the water body sensing sensor 23;
a is the angle between the measuring rod 22 and the water surface, and is measured by an axial angle encoder, which is the prior art and will not be described in detail.
The average flow rate at the location of each of the measuring bars 22 is calculated as follows:
the measuring point flow rate on each measuring rod 22 is collected: v (V) 0.0 、V 0.2 、V 0.6 、V 0.8 、V 1.0 ；
The average flow rate at the location of each spindle 22 is calculated:
i is the number of the measuring rod 22
Calculate the average flow rate for all the measuring bars 22:
V＝(V 1 +V 2 +V 3 ....Vn)/n (3)
n is the total number of measuring sticks and V is the average speed measured by n measuring sticks 22.
This written description uses examples to disclose the application, including the best mode, and also to enable any person skilled in the art to practice the application, including making and using any devices or systems and performing any incorporated methods. The patentable scope of the application is defined by the claims, and may include other examples that occur to those skilled in the art. Such other examples are intended to be within the scope of the claims if they have structural elements that do not differ from the literal language of the claims, or if they include equivalent structural elements with the structural elements recited in the literal language of the claims.
Claims (8)
1. The utility model provides a channel discharge on-line measuring device, includes rectangle frame (2), characterized by:
the upper side of the rectangular frame (2) is fixedly connected with the lower side of the sliding groove plate (1), the sliding groove plate (1) is provided with symmetrical sliding grooves I (6), sliding grooves II (7), sliding grooves III (8), sliding grooves IV (9) and sliding grooves V (10), two sliding grooves I (6), two sliding grooves II (7), two sliding grooves III (8), two sliding grooves IV (9) and two sliding grooves V (10) are symmetrical relative to the transverse central line of the sliding groove plate (1), two sliding grooves I (6), two sliding grooves II (7), two sliding grooves III (8), two sliding grooves IV (9) and two sliding grooves V (10) are respectively provided with a sliding column 11, the lower end of each sliding column 11 is fixedly connected to the middle part of the upper side of a corresponding square block (21), a square rod I (36) penetrates through one group of square blocks (21), two ends of the square rod I (36) are respectively fixedly connected with T-shaped sliding blocks (35), and the two square rods I (36) are respectively arranged in the two corresponding rectangular sliding grooves (34) and are respectively arranged in the two opposite rectangular sliding grooves (2);
the lower sides of the group of the square-shaped blocks (21) are respectively and fixedly provided with a mounting block (28), each mounting block (28) is respectively and movably connected with a round shaft (29), the middle part of each round shaft (29) is provided with a square hole (38), a square rod II (31) respectively penetrates through each square hole (38), two ends of each square rod II (31) are respectively and fixedly connected with the middle part of a mounting plate (33), two mounting plates (33) are respectively and fixedly connected with two ends of the lower side of each square rod I (36), one side of each mounting plate (33) is fixedly connected with a square rod II driving motor (32), and an output shaft of each driving motor (32) is fixedly connected with one end of each square rod II (31);
each installation block (28) downside is equipped with logical groove (30), and the correspondence is worn respectively to every measuring staff (22) upper end logical groove (30) fixed connection is in the correspondence circular shaft (29) one side, every measuring staff (22) one side is a set of rivers rapid survey sensor (24) of evenly arranging of fixed connection respectively, every measuring staff (22) opposite side is a set of water perception sensor (23) of evenly arranging respectively, every measuring staff (22) lower extreme is fixedly connected with measuring staff bottom sensor (25) respectively.
2. The channel water flow on-line measuring device according to claim 1, wherein: the middle parts of the other opposite two sides of the rectangular frame (2) are respectively connected with one end of a first lead screw (20) through bearings, the first lead screw (20) is in threaded connection with the middle part of a first square rod (36), one end part of the first lead screw (20) is fixedly connected with an output shaft of a motor (5), and the motor (5) is fixedly connected to one side of the rectangular frame (2).
3. The channel water flow on-line measuring device according to claim 1, wherein: the middle part of the upper side of the chute plate (1) is fixedly connected with a bearing seat (4), the middle part bearing of the reverse screw rod (3) is connected in the bearing seat (4), two ends of the reverse screw rod (3) are respectively connected with an internal thread block (37) in a threaded manner, and two sides of the internal thread blocks (37) are respectively hinged with one end of a connecting rod (18).
4. A channel water flow on-line measuring device according to claim 3, characterized in that: the other end of each connecting rod (18) is hinged to the middle of a vertical rod of the Z-shaped supporting rod (12), four corners of the lower side of the rectangular frame (2) are hinged to one end of the corresponding Z-shaped supporting rod (12), the other end of the Z-shaped supporting rod (12) is connected with a screw rod II (15) in a threaded mode, and the lower end of each screw rod II (15) is connected with the middle of the square plate (14) in a bearing mode.
5. A channel water flow on-line measuring device according to claim 3, characterized in that: the reversing screw (3) is provided with two sections of threads with opposite screw directions, and one end of the reversing screw (3) is fixedly connected to the middle of the first turntable (17).
6. The channel water flow on-line measuring device according to claim 4, wherein: the lower side of each square plate (14) is fixedly connected with a group of ground drilling nails (13) respectively, and the upper end of each screw rod II (15) is fixedly connected with the middle part of a rotary table II (16) respectively.
7. The channel water flow on-line measuring device according to claim 1, wherein: lifting rings (19) are fixedly connected to four corners of the upper side of the chute plate (1) respectively.
8. The channel water flow on-line measuring device according to claim 1, wherein: the distances between adjacent positions of the first chute (6), the second chute (7), the third chute (8), the fourth chute (9) and the fifth chute (10) are equal.
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Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0650796A (en) * | 1991-08-12 | 1994-02-25 | Oval Corp | Position sensor of prover |
| KR200229696Y1 (en) * | 2000-12-06 | 2001-07-19 | 전국재 | Electronic Pluviometer |
| KR200351855Y1 (en) * | 2004-02-05 | 2004-05-31 | 주식회사신화기공 | Sensing apparatus for trash influx in trash rake |
| JP2010203865A (en) * | 2009-03-02 | 2010-09-16 | Tokyo Electric Power Co Inc:The | Ultrasonic type method and device for measuring flow rate |
| DE202011105809U1 (en) * | 2011-09-19 | 2012-01-12 | Fmp Technology Gmbh Fluid Measurements & Projects | Device for measuring the mass flow of a gas |
| CN202403773U (en) * | 2011-11-17 | 2012-08-29 | 杭州市质量技术监督检测院 | On-line verification/ calibration device for open channel flow meter |
| KR20140072589A (en) * | 2012-12-05 | 2014-06-13 | 한대희 | The flux water level perceiving sensor |
| CN104535123A (en) * | 2014-12-29 | 2015-04-22 | 太原理工大学 | Online automatic channel flow measuring method |
| CN105758749A (en) * | 2016-04-09 | 2016-07-13 | 温州经济技术开发区滨海雄杰机电研发工作室 | Optical-ring photographing type glass detection machine provided with worm wheel, rotary table and molybdenum alloy V-shaped slide groove corner clamp |
| CN205843736U (en) * | 2016-07-05 | 2016-12-28 | 华润电力（常熟）有限公司 | One changes effusion meter online |
| CN205909820U (en) * | 2015-12-30 | 2017-01-25 | 中国水利水电科学研究院 | Sheet flow roll wave measuring device based on ultrasonic sensor |
| CN106813629A (en) * | 2015-11-30 | 2017-06-09 | 重庆市路迪机械厂 | It is a kind of to improve the measuring method that various dimensions finish precision |
| CN110726441A (en) * | 2019-10-25 | 2020-01-24 | 河南可人科技有限公司 | High-precision river flow detection equipment |
| CN111024979A (en) * | 2019-12-09 | 2020-04-17 | 河海大学 | Depth-measurable current meter |
| CN211235917U (en) * | 2020-03-05 | 2020-08-11 | 山东省水利科学研究院 | Portable multifunctional channel measuring device capable of being automatically adjusted |
| CN211262338U (en) * | 2019-12-30 | 2020-08-14 | 徐州东兴电力技术有限公司 | Horizontal flow direction gas flow measurement sensor array structure in circular air duct |
| CN211317419U (en) * | 2019-12-30 | 2020-08-21 | 太原理工大学 | Bright channel reducing pendulum rod current surveying appearance of using |
| CN211696605U (en) * | 2020-03-31 | 2020-10-16 | 森蓝环保科技(重庆)有限公司 | Intelligent river water level monitor |
-
2021
- 2021-08-06 CN CN202110902031.6A patent/CN113483832B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0650796A (en) * | 1991-08-12 | 1994-02-25 | Oval Corp | Position sensor of prover |
| KR200229696Y1 (en) * | 2000-12-06 | 2001-07-19 | 전국재 | Electronic Pluviometer |
| KR200351855Y1 (en) * | 2004-02-05 | 2004-05-31 | 주식회사신화기공 | Sensing apparatus for trash influx in trash rake |
| JP2010203865A (en) * | 2009-03-02 | 2010-09-16 | Tokyo Electric Power Co Inc:The | Ultrasonic type method and device for measuring flow rate |
| DE202011105809U1 (en) * | 2011-09-19 | 2012-01-12 | Fmp Technology Gmbh Fluid Measurements & Projects | Device for measuring the mass flow of a gas |
| CN202403773U (en) * | 2011-11-17 | 2012-08-29 | 杭州市质量技术监督检测院 | On-line verification/ calibration device for open channel flow meter |
| KR20140072589A (en) * | 2012-12-05 | 2014-06-13 | 한대희 | The flux water level perceiving sensor |
| CN104535123A (en) * | 2014-12-29 | 2015-04-22 | 太原理工大学 | Online automatic channel flow measuring method |
| CN106813629A (en) * | 2015-11-30 | 2017-06-09 | 重庆市路迪机械厂 | It is a kind of to improve the measuring method that various dimensions finish precision |
| CN205909820U (en) * | 2015-12-30 | 2017-01-25 | 中国水利水电科学研究院 | Sheet flow roll wave measuring device based on ultrasonic sensor |
| CN105758749A (en) * | 2016-04-09 | 2016-07-13 | 温州经济技术开发区滨海雄杰机电研发工作室 | Optical-ring photographing type glass detection machine provided with worm wheel, rotary table and molybdenum alloy V-shaped slide groove corner clamp |
| CN205843736U (en) * | 2016-07-05 | 2016-12-28 | 华润电力（常熟）有限公司 | One changes effusion meter online |
| CN110726441A (en) * | 2019-10-25 | 2020-01-24 | 河南可人科技有限公司 | High-precision river flow detection equipment |
| CN111024979A (en) * | 2019-12-09 | 2020-04-17 | 河海大学 | Depth-measurable current meter |
| CN211262338U (en) * | 2019-12-30 | 2020-08-14 | 徐州东兴电力技术有限公司 | Horizontal flow direction gas flow measurement sensor array structure in circular air duct |
| CN211317419U (en) * | 2019-12-30 | 2020-08-21 | 太原理工大学 | Bright channel reducing pendulum rod current surveying appearance of using |
| CN211235917U (en) * | 2020-03-05 | 2020-08-11 | 山东省水利科学研究院 | Portable multifunctional channel measuring device capable of being automatically adjusted |
| CN211696605U (en) * | 2020-03-31 | 2020-10-16 | 森蓝环保科技(重庆)有限公司 | Intelligent river water level monitor |
Non-Patent Citations (1)
| Title |
|---|
| 水污染源在线明渠超声波流量计对比确认方法的探讨;史军致;《山西能源与节能》(第5期);第73-75页 * |
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