CN113267234A - Water conservancy project water and rain condition monitoring device - Google Patents
Water conservancy project water and rain condition monitoring device Download PDFInfo
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- CN113267234A CN113267234A CN202110692297.2A CN202110692297A CN113267234A CN 113267234 A CN113267234 A CN 113267234A CN 202110692297 A CN202110692297 A CN 202110692297A CN 113267234 A CN113267234 A CN 113267234A
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- rain
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 238000012806 monitoring device Methods 0.000 title claims abstract description 17
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims description 38
- 238000001514 detection method Methods 0.000 claims description 30
- 230000001681 protective effect Effects 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 8
- 238000004806 packaging method and process Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 230000002265 prevention Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 17
- 238000009434 installation Methods 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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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
- G01F23/28—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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention relates to a water conservancy project water and rain condition monitoring device, which comprises a vertical rod for supporting, an equipment box, a lightning arrester and a charge-discharge controller, wherein the equipment box is arranged at one side of the bottom end of the vertical rod, the lightning rod is arranged in the middle of the top end of the vertical rod, a bracket is fixed at one side of the top of the vertical rod, a rain gauge is arranged at the top end of the middle part of the bracket, a solar cell is arranged at one end of the bracket, a base is arranged at one side of the vertical rod, an upper travel switch is arranged at the top end of the base, a lower travel switch is arranged at the bottom of the base, a stepping motor is arranged on the vertical rod at one side of the bracket, a speed reducer is arranged at one end of the stepping motor, and a lead screw is arranged at one end of the speed reducer. The reliability of water level monitoring is improved, and the equipment box is additionally provided with a door opening alarm, so that field burglary prevention is facilitated.
Description
Technical Field
The invention relates to a monitoring device, in particular to a water and rain condition monitoring device for hydraulic engineering.
Background
The monitoring of the rain and water conditions is an important water section of hydraulic engineering management, and concerns people's life and property, and economic and social safety.
At present, a commonly used rainfall condition monitoring device is high in pole setting and complex in structure, so that the cost is high, the installation and the maintenance are inconvenient, and a data drifting phenomenon exists.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the water conservancy project water and rain condition monitoring device, which effectively solves the problems of high cost, inconvenience in installation and maintenance and data drift caused by high upright rod and complex structure of the existing commonly-used water and rain condition monitoring device.
In order to achieve the purpose, the invention provides the following technical scheme: the invention comprises a vertical rod for supporting, an equipment box, a lightning rod, a bracket, a rain gauge, a solar cell, a base, an upper travel switch, a lower travel switch, a stepping motor, a speed reducer, a lead screw, a bearing, a slide block, a screw hole, a connecting block, a connecting rod, a liquid level detection sensor, a protective cover, a storage battery, a door opening alarm, a water and rain condition terminal, a circuit breaker, a lightning arrester and a charge-discharge controller, wherein the equipment box is arranged on one side of the bottom end of the vertical rod, the lightning rod is arranged in the middle of the top end of the vertical rod, the bracket is fixed on one side of the top of the vertical rod, the rain gauge is arranged on the top end of the middle part of the bracket, the solar cell is arranged at one end of the bracket, the base is arranged on one side of the vertical rod, the upper travel switch is arranged on the top end of the base, the lower travel switch is arranged on the bottom of the base, the stepping motor is arranged on the vertical rod on one side of the bracket, the speed reducer is arranged at one end of the stepping motor, the lead screw is installed to the one end of reduction gear, the slider has been cup jointed on the lead screw, one side of slider is provided with the connecting block, the one end of connecting block is provided with the connecting rod, liquid level detection sensor is installed to the bottom of connecting rod, the battery is installed to the inboard bottom of equipment box, the mid-mounting of equipment box inboard has the alarm of opening the door, the condition of rain terminal is installed to one side of the alarm of opening the door, the circuit breaker is installed at the inboard top of equipment box, the arrester is installed to one side of circuit breaker, charge-discharge.
Preferably, the bottom end of the screw rod is connected with the bottom end of the base through a bearing.
Preferably, the slide block is provided with a screw hole at a position corresponding to the screw rod.
Preferably, the outer side of the liquid level detection sensor is provided with a protective cover, and the bottom end of the protective cover is provided with an opening.
Preferably, the upper travel switch and the lower travel switch are both SN04-N type switches and three-wire NPN normally-closed type switches, the working voltage is 10-30V, the working current is 300mA, the induction distance is 4mm, and the shell is waterproof and fireproof.
Preferably, the solar cell is a solar panel formed by connecting a plurality of single photovoltaic cells in series and in parallel and tightly packaging the single photovoltaic cells into a module.
Has the advantages that: when the invention is used, the height of the installation position of the rain condition device, namely the height of the current position of the liquid level detection sensor is H, when the water level is monitored, the rain condition terminal controls the stepping motor to rotate to enable the liquid level detection sensor to descend, when the liquid level detection sensor contacts the liquid level, the liquid level detection sensor triggers a signal to stop rotating the stepping motor, records the pulse number N for currently controlling the rotation of the stepping motor, then calculates the descending height H1 according to the step length of the stepping motor, so that the height H2= H-H1 of the water level can be calculated, when the water level monitoring is finished, the rain condition terminal controls the stepping motor to rotate in the opposite direction to recover to the initial height to prepare the next measurement, the installation height of the liquid level detection sensor can be set according to the actual requirement, under the default condition, the installation height of the liquid level detection sensor is set to be at the position of a water level warning line, when the water level rises to the warning line, the liquid level detection sensor just contacts the liquid level, an alarm can be given in real time, the effects of real-time early warning and safety management are achieved, the rainfall measurement is set according to actual needs, generally, the rainfall measurement is started, the measurement frequency can be flexibly set according to the rainfall, the water and rain condition device is simple, convenient and efficient in measurement and calculation of the water level and the rainfall data, the measurement precision is high, after the measurement is finished each time, the sliding block drives the liquid level sensor to rise to the upper limit, which is equivalent to return to zero, and therefore, no accumulated error exists, and the precision and accuracy of the water level measurement can be guaranteed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the apparatus box of the present invention;
FIG. 3 is a block circuit diagram of the present invention;
reference numbers in the figures: 1. erecting a rod; 2. an equipment box; 3. a lightning rod; 4. a support; 5. a rain gauge; 6. a solar cell; 7. a base; 8. an upper travel switch; 9. a lower travel switch; 10. a stepping motor; 11. a speed reducer; 12. a screw rod; 13. a bearing; 14. a slider; 15. a silk hole; 16. connecting blocks; 17. a connecting rod; 18. a liquid level detection sensor; 19. a protective cover; 20. a storage battery; 21. a door opening alarm; 22. a rain condition terminal; 23. a circuit breaker; 24. a lightning arrester; 25. and a charge and discharge controller.
Detailed Description
The following describes in further detail embodiments of the present invention with reference to fig. 1-3.
In the first embodiment, as shown in fig. 1-3, the invention provides a water conservancy project water and rain condition monitoring device, which comprises a vertical rod 1 for supporting, an equipment box 2, a lightning rod 3, a support 4, a rain measuring cylinder 5, a solar battery 6, a base 7, an upper travel switch 8, a lower travel switch 9, a stepping motor 10, a speed reducer 11, a screw rod 12, a bearing 13, a slider 14, a screw hole 15, a connecting block 16, a connecting rod 17, a liquid level detection sensor 18, a protective cover 19, a storage battery 20, a door opening alarm 21, a water and rain condition terminal 22, a circuit breaker 23, a lightning arrester 24 and a charge and discharge controller 25, wherein the equipment box 2 is arranged on one side of the bottom end of the vertical rod 1, the lightning rod 3 is arranged in the middle of the top end of the vertical rod 1, the support 4 is fixed on one side of the top of the vertical rod 1, the rain measuring cylinder 5 is arranged on the, a base 7 is arranged on one side of the upright rod 1, an upper travel switch 8 is installed on the top end of the base 7, a lower travel switch 9 is installed on the bottom of the base 7, a stepping motor 10 is installed on the upright rod 1 on one side of the support 4, the stepping motor 10 is an induction motor, and the direct current is converted into a multi-phase time sequence control current for time-sharing power supply by utilizing an internal electronic circuit, and then the current is used for supplying power to the stepping motor to drive the motor. The precision of each step is 3-5%, and the error of the previous step cannot be accumulated to the next step, so that the device has better position precision and motion repeatability, the precision and accuracy of water level monitoring can be ensured, the cost performance is very high, one end of the stepping motor 10 is provided with the speed reducer 11, the speed reducer 11 is a relatively precise machine, the purpose of using the device is to reduce the rotating speed, increase the torque, keep the stable operation of the sliding module platform and ensure the reliability and high precision of the water level monitoring, one end of the speed reducer 11 is provided with the screw rod 12, the screw rod 12 is sleeved with the slide block 14, one side of the slide block 14 is provided with the connecting block 16, one end of the connecting block 16 is provided with the connecting rod 17, the bottom end of the connecting rod 17 is provided with the liquid level detection sensor 18, the liquid level detection sensor 18 is a core component part for the water level detection, and the detected liquid level is detected by utilizing the infrared optical principle, The liquid level signal is transmitted through an optical signal, converted into an electric signal and output, and the liquid level condition is judged through a voltage signal acquired by a sensor circuit, the sensor has compact design and small volume, is waterproof, and is convenient to drill and install in a conical shape; adopt the lower mounting means of putting among this device, the sensor head is smooth, and difficult to stain, it is easy to meet water washing, and the precision is superior to float-type level switch greatly moreover, and controllable precision can guarantee water level monitoring's precision and accuracy within 0.5 mm. The working voltage is DC5V, the working current is less than 10MA, the low-power-consumption work is supported, and the solar photovoltaic power supply system can be completely suitable for a solar power supply system. The output mode comprises analog output of 0-4.5V and high/low level signal output, the response time is less than 500ms, the weight is only about 30g, the weight of the bracket and the sliding module is greatly improved, and the weight of the whole device can be reduced. In addition, the price is low, the detection sensitivity is high, the cost performance is very high, the storage battery 20 is installed at the bottom of the inner side of the equipment box 2, the door opening alarm 21 is installed in the middle of the inner side of the equipment box 2, the door opening alarm 21 is installed in the field, important hardware equipment such as a water and rain condition terminal, a charge and discharge controller, the storage battery and the like are all installed in the equipment box, therefore, in order to prevent burglary, a door magnetic type door opening alarm is installed, when the door of the equipment box is illegally opened, once the main and auxiliary components of the alarm are separated by more than 10 centimeters, an alarm sound can be sounded for frightening criminals, the water and rain condition terminal 22 is installed at one side of the door opening alarm 21, the water and rain condition terminal 22 is installed in the equipment box, a programmable logic controller or an embedded type equipment can be adopted, during the operation, the motion of the stepping motor 10 is mainly controlled through output, and various sensor signals are collected by utilizing an input interface, the control of the rain and water condition monitoring device and the real-time measurement, storage, processing and uploading of water level and rainfall data are realized; when the device does not work, the low-power-consumption mode control system is started to be in a standby state, electric energy is saved, normal operation of the system is guaranteed, the circuit breaker 23 is installed at the top of the inner side of the device box 2, the lightning arrester 24 is installed on one side of the circuit breaker 23, and the charging and discharging controller 25 is installed on one side of the lightning arrester 24.
Example two
In the first embodiment, the screw rod 12 is inconvenient to mount, and referring to fig. 1, as another preferred embodiment, the difference from the first embodiment is that the bottom end of the screw rod 12 is connected with the bottom end of the base 7 through the bearing 13, so that the mounting and fixing of the screw rod 12 are facilitated.
EXAMPLE III
Referring to fig. 1, as another preferred embodiment, the first embodiment is different from the first embodiment in that a screw hole 15 is formed at a position of the slider 14 corresponding to the screw rod 12, so as to facilitate installation and use of the slider 14.
Example four
Referring to fig. 1, the liquid level detection sensor 18 is easily damaged in the first embodiment, and as another preferred embodiment, a protection cover 19 is provided outside the liquid level detection sensor 18, and a bottom end of the protection cover 19 is open to protect the liquid level detection sensor 18 to a certain extent.
EXAMPLE five
In the first embodiment, the upper travel switch 8 and the lower travel switch 9 are inconvenient to use, and as another preferred embodiment, the difference from the first embodiment is that the upper travel switch 8 and the lower travel switch 9 both adopt SN04-N type switches, a three-wire NPN normally closed type, the operating voltage is 10-30V, the operating current is 300mA, the sensing distance is 4mm, and the housing is waterproof and fireproof, so that the upper travel switch 8 and the lower travel switch 9 can be conveniently used.
EXAMPLE six
In the first embodiment, the solar cell 6 is inconvenient to use, and as another preferred embodiment, the difference from the first embodiment is that the solar cell 6 is a solar panel formed by connecting a plurality of single photovoltaic cells in series, in parallel and tightly packaged into a module, so that the use of the solar cell 6 is convenient.
The working principle is as follows: when the invention is used, the height of the installation position of the rain condition device, namely the height of the current position of the liquid level detection sensor 18 is H, when the water level is monitored, the rain condition terminal 22 controls the stepping motor 10 to rotate to enable the liquid level detection sensor 18 to descend, when the liquid level is contacted with the liquid level, the liquid level detection sensor 18 triggers a signal to enable the stepping motor 10 to stop rotating, records the pulse number N for currently controlling the rotation of the stepping motor 10, then calculates the descending height H1 according to the step length of the stepping motor 10, so that the water level height H2= H-H1 can be calculated, when the water level is monitored, the rain condition terminal 22 controls the stepping motor 10 to rotate in the reverse direction to recover to the initial height to prepare the next measurement, the installation height of the liquid level detection sensor 18 can be set according to the actual requirement, under the default condition, the installation height of the liquid level detection sensor 18 is set as the water level warning line, when the water level rises to the warning line, the liquid level detection sensor 18 just contacts the liquid level, an alarm can be given in real time, the effects of real-time early warning and safety management are achieved, the rainfall measurement is set according to actual needs, generally, the rainfall measurement is started, the measurement frequency can be flexibly set according to the rainfall, the water and rain condition device is simple, convenient and efficient in measurement and calculation of the water level and the rainfall data, the measurement precision is high, after each measurement, the sliding block drives the liquid level sensor to rise to the upper limit, which is equivalent to return to the original point to zero, and therefore, no accumulated error exists, and the precision and accuracy of the water level measurement can be guaranteed.
Has the advantages that: 1. the integrated water and rain condition monitoring device for the hydraulic engineering is formed by the water and rain condition terminal, the liquid level detection sensor, the sliding module platform, the upright rod, the bracket, the equipment box and the like, has the advantages of low cost, simple structure and the like, and improves the convenience of installation and maintenance.
2. Utilize the operation of water and rain condition terminal control slip module, drive the mechanical system of liquid level detection sensor motion again and monitor the water level, have with low costs, the precision is high, be difficult for producing advantages such as data drift, improved water level monitoring's reliability.
3. The equipment box is additionally provided with a door opening alarm, which is beneficial to field theft prevention.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a hydraulic engineering water and rain condition monitoring devices, is including pole setting (1) that is used for the support, its characterized in that: the device comprises a device box (2), a lightning rod (3), a support (4), a rain gauge (5), a solar cell (6), a base (7), an upper travel switch (8), a lower travel switch (9), a stepping motor (10), a speed reducer (11), a lead screw (12), a bearing (13), a sliding block (14), a screw hole (15), a connecting block (16), a connecting rod (17), a liquid level detection sensor (18), a protective cover (19), a storage battery (20), a door opening alarm (21), a water and rain condition terminal (22), a circuit breaker (23), a lightning arrester (24) and a charge and discharge controller (25), wherein the device box (2) is arranged on one side of the bottom end of the upright post (1), the lightning rod (3) is installed in the middle of the top end of the upright post (1), the support (4) is fixed on one side of the top end of the upright post (1), the rain gauge (5) is installed on the top end of the middle of the support (4), a solar cell (6) is installed at one end of a support (4), a base (7) is arranged on one side of an upright rod (1), an upper travel switch (8) is installed at the top end of the base (7), a lower travel switch (9) is installed at the bottom of the base (7), a stepping motor (10) is installed on the upright rod (1) on one side of the support (4), a speed reducer (11) is installed at one end of the stepping motor (10), a lead screw (12) is installed at one end of the speed reducer (11), a sliding block (14) is sleeved on the lead screw (12), a connecting block (16) is arranged on one side of the sliding block (14), a connecting rod (17) is arranged at one end of the connecting block (16), a liquid level detection sensor (18) is installed at the bottom end of the connecting rod (17), a storage battery (20) is installed at the bottom of the inner side of an equipment box (2), and a door opening alarm (21) is installed at the middle part of the inner side of the equipment box (2), a water and rain condition terminal (22) is installed on one side of a door opening alarm (21), a breaker (23) is installed at the top of the inner side of an equipment box (2), a lightning arrester (24) is installed on one side of the breaker (23), and a charge and discharge controller (25) is installed on one side of the lightning arrester (24).
2. A water conservancy project water and rain condition monitoring device according to claim 1, characterized in that the bottom end of the screw rod (12) is connected with the bottom end of the base (7) through a bearing (13).
3. The water conservancy project water and rain condition monitoring device according to claim 1, wherein a screw hole (15) is formed in the position, corresponding to the screw rod (12), of the sliding block (14).
4. The water conservancy project water and rain condition monitoring device according to claim 1, wherein a protective cover (19) is arranged on the outer side of the liquid level detection sensor (18), and the bottom end of the protective cover (19) is open.
5. The water conservancy project water and rain condition monitoring device according to claim 1, wherein the upper travel switch (8) and the lower travel switch (9) are both SN04-N type switches, are of a three-wire system NPN normally closed type, have working voltage of 10-30V, working current of 300mA, sensing distance of 4mm, and are waterproof and fireproof in a shell.
6. The water conservancy project water and rain condition monitoring device according to claim 1, wherein the solar cell (6) is a solar panel formed by connecting a plurality of single photocells in series and in parallel and tightly packaging the single photocells into a module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110692297.2A CN113267234A (en) | 2021-06-22 | 2021-06-22 | Water conservancy project water and rain condition monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110692297.2A CN113267234A (en) | 2021-06-22 | 2021-06-22 | Water conservancy project water and rain condition monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113267234A true CN113267234A (en) | 2021-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110692297.2A Withdrawn CN113267234A (en) | 2021-06-22 | 2021-06-22 | Water conservancy project water and rain condition monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113267234A (en) |
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2021
- 2021-06-22 CN CN202110692297.2A patent/CN113267234A/en not_active Withdrawn
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Application publication date: 20210817 |
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| WW01 | Invention patent application withdrawn after publication |