CN210603509U - Irrigated area channel water level automatic monitoring device - Google Patents
Irrigated area channel water level automatic monitoring device Download PDFInfo
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- CN210603509U CN210603509U CN201921362341.8U CN201921362341U CN210603509U CN 210603509 U CN210603509 U CN 210603509U CN 201921362341 U CN201921362341 U CN 201921362341U CN 210603509 U CN210603509 U CN 210603509U
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- water level
- measuring
- monitoring device
- measurement
- cylindrical pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000003973 irrigation Methods 0.000 claims abstract description 16
- 230000002262 irrigation Effects 0.000 claims abstract description 16
- 230000005611 electricity Effects 0.000 claims abstract description 3
- 239000002965 rope Substances 0.000 claims description 31
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000005259 measurement Methods 0.000 abstract description 23
- 238000009434 installation Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001681 protective Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
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Abstract
The utility model discloses an irrigation area channel water level automatic monitoring device, which comprises a fixed part at the bottom and a measuring part at the top; the fixed part at the bottom is a cylindrical pipe; the fixed part and the measuring part are in threaded connection; the measuring part comprises a square shell; the top of the shell is provided with a solar panel; the bottom of the shell is provided with a through hole matched with the fixing part, and the through hole is provided with internal threads; still install measuring component in the casing, measuring component is connected with the solar cell panel electricity. The device is simple in structure and convenient to carry, and solves the problem of complex installation during measurement. When a plurality of water levels need to be measured, a plurality of bottom cylinders can be arranged at the positions to be measured, the upper half cuboid device only needs to be installed on the cylinder to be measured when the measurement is needed, the upper half cuboid device can be retracted when the measurement is not needed, the cover is covered, the cylinder is placed at the measuring position, and the measurement is carried out when the measurement is needed.
Description
Technical Field
The utility model belongs to the technical field of agricultural water and soil engineering, a irrigated area channel water level automatic monitoring device is related to.
Background
Water level measurement of irrigation areas in China is mainly based on manual measurement, and from the perspective of long-term development of irrigation areas, the method is time-consuming, labor-consuming, low in precision and incapable of measuring under special weather conditions.
At present, there are many methods for measuring water level in irrigation areas, such as non-contact measurement, immersion measurement, and GPS differential measurement. The ultrasonic water level measuring method is simple to install and easy to maintain, but the cost is too high, and the measuring precision is influenced by special weather; the pressure type water level sensor has low cost, but is complex to install and needs long-term maintenance and sediment cleaning; the GPS measurement technology has high precision, but the cost is very high, and the installation is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an irrigated area channel water level automatic monitoring device has solved and has had the problem that manual measurement is consuming time and is consuming time power, the precision is low among the current irrigated area channel water level measurement technique.
The utility model adopts the technical proposal that the automatic water level monitoring device for irrigation area channels comprises a fixed part at the bottom and a measuring part at the top; the fixed part at the bottom is a cylindrical pipe; the fixed part and the measuring part are in threaded connection; the measuring part comprises a square shell; the top of the shell is provided with a solar panel; the bottom of the shell is provided with a through hole matched with the fixing part, and the through hole is provided with internal threads; still install measuring component in the casing, measuring component is connected with the solar cell panel electricity.
The utility model discloses a characteristics still lie in:
the bottom of the cylindrical pipe is provided with a net-shaped water inlet, and the top of the cylindrical pipe, which is close to the cylindrical pipe, is provided with a vent hole; the outer edge of the top end of the cylindrical tube is provided with threads.
The cylindrical tube is also provided with a cylindrical tube cover; the inner wall of the cylindrical pipe cover is also connected with a hook for hooking the floating ball, and when the device is idle, the floating ball can be hung at the hook inside the cover.
A rotating shaft is installed on one side of the solar cell panel and is rotatably connected with the top of the shell.
The measuring component comprises a horizontal fixed shaft; the fixed shaft is sleeved with a turntable; one end of the spring is fixed on the turntable, and the other end of the spring is connected with a resistance measuring rope; the resistance measuring rope is wound for a plurality of circles along the circumference of the turntable and then is arranged in the cylindrical pipe at the fixed part at the bottom; the measuring assembly also comprises a signal transmission device (3) arranged in the square shell; the signal transmission device forms a closed loop with the resistance measuring rope through a lead and is powered by the solar panel.
And a protective resistor is also arranged on the lead.
The lead and the resistance measuring rope are arranged at one end in the cylindrical pipe of the bottom fixing part and are in sliding connection by adopting a contact piece. The end part of one end of the resistance measuring rope arranged in the cylindrical pipe is connected with a hook for hooking the floating ball.
The utility model has the advantages that:
(1) the automation is realized from the measurement to the data transmission process, so that the measurement efficiency is improved, the human resources are saved, the cost is reduced, and the self competitiveness of the irrigation district is improved.
(2) During measurement, errors caused by manual observation and unavoidable special weather conditions in the prior art are reduced, the measurement precision is greatly improved, and the reliability of measurement data is improved.
(3) Simple structure conveniently carries, has solved the complicated problem of installation when measuring. When a plurality of water levels need to be measured, a plurality of bottom cylinders can be arranged at the positions to be measured, the upper half cuboid device only needs to be installed on the cylinder to be measured when the measurement is needed, the upper half cuboid device can be retracted when the measurement is not needed, the cover is covered, the cylinder is placed at the measuring position, and the measurement is carried out when the measurement is needed.
Drawings
Fig. 1 is a schematic structural view of the monitoring device of the present invention;
fig. 2 is the connecting structure diagram of the spring and the resistance measuring rope of the present invention.
Fig. 3 is a top structure view of the monitoring device of the present invention.
Fig. 4 is the bottom structure view of the monitoring device of the present invention.
Fig. 5 is the schematic structural diagram of the cylinder tube cover hook floating ball of the present invention.
In the figure, 1, a solar cell panel, 2, a circuit protection resistor, 3, a signal transmission device, 4, a contact piece, 5, a shell, 6, a fixed shaft, 7, a rotating disc, 8, a resistor measuring rope, 9, an air vent, 10, a hook, 11, a floating ball hook, 12, a floating ball, 13, a net-shaped water inlet, 14, a spring and 15 are cylindrical pipe covers.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
In an embodiment, as shown in fig. 1, an automatic water level monitoring device for irrigation canal in irrigation area comprises a fixed part at the bottom and a measuring part at the top; the fixed part at the bottom is a cylindrical pipe; the fixed part and the measuring part are in threaded connection; the measuring part comprises a square housing 5; the top of the shell 5 is provided with a solar panel 1; the bottom of the shell 5 is provided with a through hole matched with the fixed part, and the through hole is provided with internal threads; and a measuring assembly is further installed in the shell 5 and is electrically connected with the solar cell panel 1.
As shown in fig. 4, the bottom of the cylindrical pipe is provided with a net-shaped water inlet 13, and the top of the cylindrical pipe is provided with a vent hole 9; the outer edge of the top end of the cylindrical pipe is provided with threads, water in the channel enters the cylindrical pipe through the net-shaped water inlet at the lower end of the device, and according to the principle of the communicating vessel, because the vent hole 9 is formed in the cylindrical pipe close to the top, the water levels inside and outside the cylindrical pipe are the same, and under special weather conditions such as strong wind and heavy rain, the water level in the shell is stable, so that the measuring result is more accurate, and the measuring precision is greatly improved.
As shown in fig. 5, the cylindrical tube is also provided with a cylindrical tube cover 15, when the device finishes measurement, the cylindrical cover can be covered on the cylindrical body, and the cuboid device at the upper half part is retracted for storage; the inner wall of the cylindrical pipe cover 15 is also connected with a hook for hooking the floating ball 12, and when the device is idle, the floating ball 12 can be hung on the hook inside the cylindrical pipe cover 15 for storage.
The rotating shaft is installed on one side of the solar cell panel 1 and is rotatably connected with the top of the shell 5, and internal elements are conveniently maintained.
As shown in fig. 3, the measuring assembly comprises a horizontal fixed shaft 6; the fixed shaft 6 is sleeved with a turntable 7; one end of the spring 14 is fixed on the turntable 7, and the other end is connected with the resistance measuring rope 8; the resistance measuring rope 8 is wound for a plurality of circles along the circumference of the turntable 7 and then is arranged in the cylindrical pipe of the bottom fixing part; the measuring assembly further comprises a signal transmission device 3 mounted in the square housing 5; the signal transmission device 3 forms a closed loop with the resistance measuring rope 8 through a lead, the signal transmission device 3 is connected with the connecting end of the resistance measuring rope 8 and the spring 14 through the lead and the connecting end of the contact plate 4 and the resistance measuring rope 8, the connecting end is arranged in the cylindrical pipe through the lead and the contact plate 4, the solar cell panel 1 supplies power to the device and can disassemble the device when the device is not in a measuring state, the measuring rope can be contracted into the rotary table, and the floating ball 12 is hooked at the tail end hook 10 of the resistance measuring rope 8 when the measurement is needed.
And a protective resistor is also arranged on the lead.
The lead and the resistance measuring rope 8 are arranged at one end in the cylindrical tube of the fixed part at the bottom and are in sliding connection by adopting a contact piece 4.
The end part of one end of the resistance measuring rope 8 arranged in the cylindrical tube is connected with a hook 10 hooked with a floating ball 12.
The device drives the resistance measuring rope 8 to change through displacement change of the floating ball 12, when the water level rises, the floating ball 12 rises, the resistance measuring rope 8 enables the spring 14 in the turntable 7 to contract through rising of the floating ball, and therefore the turntable 7 is driven to rotate and is wound into the turntable 7; when the water level drops, the resistance measuring rope 8 stretches the spring 14 inside the rotary disc 7 to extend out of the rotary disc 7 through the floating ball 12.
The signal transmission device 3 comprises signal processing, converting and outputting devices, the voltage of the measuring circuit is constant, and the measuring circuit is powered by a solar panel; according to the formulaIt will be appreciated that for a constant voltage circuit, a change in the length of the resistance wire 8 connected into the circuit will change the current in the circuit, and the resistance value will be related to the length of the resistance wire 8. The length of the resistance measuring rope 8 is a fixed value L, the length from the contact plate 4 to the floating ball 12 at the tail end of the resistance measuring rope 8 is h, the length of the resistance measuring rope 8 in the access circuit is L, wherein L is L + h, namely when h changes, the resistance measuring rope 8 in the corresponding access circuit changes, and then the current I in the circuit changes. The water level H is obtained by subtracting the length H from the contact piece 4 to the floating ball at the tail end of the resistance measuring rope 8 from the height from the contact piece 4 to the bottom of the channel. After the signal transmission device 3 is provided with the contact piece 4 to the height of the bottom of the canal and the total length L of the measuring rope, the signal transmission device 3 can change the resistance value according to the change of the water levelThe water level is converted into an electric signal form and is output to a computer, and the computer terminal immediately displays the water level change, so that the full-automatic unmanned monitoring of the water level is realized.
Claims (8)
1. An irrigation area channel water level automatic monitoring device is characterized by comprising a fixed part at the bottom and a measuring part at the top; the fixed part of the bottom is a cylindrical pipe; the fixed part and the measuring part are in threaded connection; the measuring part comprises a square housing (5); the top of the shell (5) is provided with a solar panel (1); the bottom of the shell (5) is provided with a through hole matched with the fixing part, and the through hole is provided with internal threads; still install measuring component in casing (5), measuring component is connected with solar cell panel (1) electricity.
2. The automatic water level monitoring device for irrigation canal of claim 1, wherein the bottom of the cylindrical pipe is provided with a net-shaped water inlet (13), and the top of the cylindrical pipe is provided with a vent hole (9); the outer edge of the top end of the cylindrical tube is provided with threads.
3. The automatic water level monitoring device for irrigation canal of claim 1, wherein the cylindrical tube is further provided with a cylindrical tube cover (15); the inner wall of the cylindrical pipe cover (15) is also connected with a hook for hooking the floating ball (12).
4. The automatic water level monitoring device for irrigation canal of claim 1, wherein a rotating shaft is installed on one side of the solar panel (1) and is rotatably connected with the top of the housing (5).
5. An automatic water level monitoring device for irrigation canals according to claim 1, characterized in that said measuring assembly comprises a horizontal fixed shaft (6); the fixed shaft (6) is sleeved with a turntable (7); one end of the spring (14) is fixed on the turntable (7), and the other end is connected with a resistance measuring rope (8); the resistance measuring rope (8) is wound for a plurality of circles along the circumference of the turntable (7) and then is arranged in the cylindrical pipe at the fixed part at the bottom; the measuring assembly further comprises a signal transmission device (3) mounted in the square housing (5); the signal transmission device (3) and the resistance measuring rope (8) form a closed loop through a lead, and the solar cell panel (1) supplies power.
6. The automatic water level monitoring device for irrigation canal of claim 5, wherein the wire is further installed with a protection resistor.
7. The automatic water level monitoring device for irrigation canal of claim 5, wherein the wire and the resistance measuring rope (8) are slidably connected by a contact piece (4) at one end of the cylindrical tube arranged at the bottom fixing part.
8. The automatic water level monitoring device for irrigation canal of claim 5, wherein the resistance measuring rope (8) is arranged in the cylindrical tube, and the end of the resistance measuring rope is connected with a hook (10) hooked with a floating ball (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921362341.8U CN210603509U (en) | 2019-08-21 | 2019-08-21 | Irrigated area channel water level automatic monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921362341.8U CN210603509U (en) | 2019-08-21 | 2019-08-21 | Irrigated area channel water level automatic monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210603509U true CN210603509U (en) | 2020-05-22 |
Family
ID=70712438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921362341.8U Active CN210603509U (en) | 2019-08-21 | 2019-08-21 | Irrigated area channel water level automatic monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210603509U (en) |
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2019
- 2019-08-21 CN CN201921362341.8U patent/CN210603509U/en active Active
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