CN111802239A - Thing networking irrigation system - Google Patents
Thing networking irrigation system Download PDFInfo
- Publication number
- CN111802239A CN111802239A CN202010835496.XA CN202010835496A CN111802239A CN 111802239 A CN111802239 A CN 111802239A CN 202010835496 A CN202010835496 A CN 202010835496A CN 111802239 A CN111802239 A CN 111802239A
- Authority
- CN
- China
- Prior art keywords
- water
- irrigation system
- water pipe
- pump
- box body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000003973 irrigation Methods 0.000 title claims abstract description 30
- 230000002262 irrigation Effects 0.000 title claims abstract description 30
- 230000006855 networking Effects 0.000 title claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 239000007921 spray Substances 0.000 claims abstract description 22
- 239000002689 soil Substances 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 7
- 238000012544 monitoring process Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000008054 signal transmission Effects 0.000 description 5
- 108091006146 Channels Proteins 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/16—Control of watering
- A01G25/167—Control by humidity of the soil itself or of devices simulating soil or of the atmosphere; Soil humidity sensors
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses an Internet of things irrigation system which comprises a box body and a spray head, wherein a water pipe is installed on one side of the top of the box body, the spray head is arranged on the top of the water pipe, a spring is arranged at the bottom end of the spray head, a water distribution plate is arranged on the top of the spray head, a limiting frame is arranged on the top of the water distribution plate, a solar panel is installed on one side of the middle of the water pipe, a fixing frame is arranged at the bottom of the solar panel, and a flowmeter is arranged at. The part of box is equipped with water pump and treater, and the bottom half is equipped with humidity transducer. According to the invention, through the humidity sensor and the processor, the processor can transmit the received signals to the cloud server in the form of electric signals, and then the signals are transmitted to the base station through the cloud server, and the base station can transmit the received signals to the user terminal, so that the user can know the land condition in real time and the water amount used in each irrigation, and the practicability of the device is improved.
Description
Technical Field
The invention relates to an irrigation system, in particular to an Internet of things irrigation system.
Background
The irrigation system is a whole set of facilities of an irrigation project. Comprises three parts 1, water sources (rivers, reservoirs or well springs and the like) and channel buildings; 2. the water delivery system for taking water from a water source and delivering the water to an irrigation area comprises a channel or a pipeline, and a tunnel, an aqueduct, a culvert, an inverted siphon and the like on the channel or the pipeline; the water distribution system for distributing water in an irrigation area comprises various levels of channels in the irrigation area, a control gate, a water distribution gate, a sluice gate and the like for controlling and distributing water; 3. and (4) temporarily guiding the field. The internet of things is that any object or process needing monitoring, connection and interaction is collected in real time through various devices and technologies such as various information sensors, radio frequency identification technologies, global positioning systems, infrared sensors, laser scanners and the like, various required information such as sound, light, heat, electricity, mechanics, chemistry, biology, positions and the like is collected, ubiquitous connection of objects and objects, and ubiquitous connection of objects and people are realized through various possible network accesses, and intelligent sensing, identification and management of the objects and the processes are realized.
At present, the existing irrigation system generally only has a single irrigation control function and does not have the effect of monitoring and storing soil moisture in real time. Therefore, we improve the problem and provide an irrigation system of the internet of things.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides an irrigation system of the Internet of things.
In order to solve the technical problems, the invention provides the following technical scheme:
the invention discloses an Internet of things irrigation system which comprises a box body and a spray head, wherein a water pipe is installed on one side of the top of the box body, the spray head is arranged on the top of the water pipe, a spring is arranged at the bottom end of the spray head, a water distribution plate is arranged on the top of the spray head, a limiting frame is arranged on the top of the water distribution plate, a solar panel is installed on one side of the middle of the water pipe, a fixing frame is arranged at the bottom of the solar panel, and a flowmeter is arranged at the bottom of the connecting part. The water pump and the processor are arranged at the part of the box body, and the humidity sensor is arranged at the bottom of the box body.
As a preferable technical scheme of the invention, a partition board is arranged in the box body to divide the box body into two spaces, and the water pump is fixedly arranged in one space of the box body. A storage battery and a processor are arranged in the other space of the box body, a wireless transmission module and a motor control module are arranged in the processor,
as a preferred technical scheme of the invention, the water pump comprises a motor, a pump shaft, an impeller, a bearing, a pump shell and the like, wherein two ends of the pump shaft are fixed in the middle of the pump shell, and the bearing is arranged at the joint of the pump shaft and the pump shell.
As a preferable technical scheme of the invention, one end of the pump shaft penetrates through the pump shell, the pump shaft is fixedly connected with a rotating shaft of the motor, a limiting pin is arranged at the joint of the rotating shaft and the pump shaft, and an impeller is also arranged in the middle of the pump shaft.
As a preferred technical scheme of the invention, the spray head is in threaded connection with the water pipe, the limiting frame is fixedly arranged at the top of the spray head, and the water distribution plate is fixedly arranged in the middle of the spray head and the limiting frame through the limiting column.
As a preferred technical scheme of the invention, the solar panel is fixedly connected with the water pipe through the locking ring, the solar panel is electrically connected with the storage battery, the flowmeter is fixedly installed at the bottom of the water pipe, the flowmeter is electrically connected with the storage battery, and the flowmeter is in signal connection with the processor.
As a preferable technical scheme of the invention, the humidity sensor is fixedly arranged on one side of the bottom of the box body, the bottom of the humidity sensor is in contact with the soil in depth, the humidity sensor is electrically connected with the storage battery, and the humidity sensor is in signal connection with the processor
As a preferred technical solution of the present invention, the processor is electrically connected to the motor, the processor is in signal connection with a cloud server, the cloud server is in signal connection with a base station, and the base station is in signal connection with a user terminal.
The invention has the beneficial effects that: this kind of thing networking irrigation system, humidity transducer through being equipped with, humidity transducer has the humidity and the pH valve to soil and has the detection action, can transmit the result that detects for the treater with the form of signal of telecommunication, flowmeter through being equipped with, the flowmeter has the effect of monitoring to the ejection water yield of device, can transmit the data of saying the monitoring for the treater with the form of signal of telecommunication, through the treater that is equipped with, the treater can be with the signal of receiving with the form transmission of signal of telecommunication to the cloud ware, pass through the cloud ware with signal transmission to the basic station again, the user terminal can be with the signal transmission of receiving to the base station, the user can be real-timely know the condition of soil, and the volume of the water that irrigates at every turn and use is known, the device's practicality has been improved.
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 structural diagram of an irrigation system of the internet of things according to the invention;
FIG. 2 is a schematic diagram of the internal structure of a box body of the irrigation system of the Internet of things;
FIG. 3 is a schematic diagram of the internal structure of a box body of the irrigation system of the Internet of things;
fig. 4 is a schematic flow chart of an irrigation system of the internet of things.
In the figure: 1. a box body; 2. a water pipe; 3. a spring; 4. a spray head; 5. a water diversion plate; 6. a limiting frame; 7. a fixed mount; 8. a flow meter; 9. a solar panel; 10. a water pump; 11. a motor; 12. a pump shaft; 13. an impeller; 14. a storage battery; 15. a processor; 16. a humidity sensor.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1, 2, 3 and 4, the internet of things irrigation system comprises a box body 1 and a spray head 4, wherein a water pipe 2 is installed on one side of the top of the box body 1, the spray head 4 is arranged on the top of the water pipe 2, a spring 3 is arranged at the bottom end of the spray head 4, a water distribution plate 5 is arranged on the top of the spray head 4, a limiting frame 6 is arranged on the top of the water distribution plate 5, a solar panel 9 is installed on one side of the middle of the water pipe 2, a fixing frame 7 is arranged at the bottom of the solar panel 9, and a flow meter 8 is arranged at the bottom of. The water pump 10 and the processor 15 are arranged at the part of the box body 1, the humidity sensor 16 is arranged at the bottom of the box body 1, and the fixing frame 7 plays a role in supporting and fixing the device through the fixing frame 7, so that the stability of the device is improved.
Wherein, the inside of box 1 is equipped with a baffle, divides box 1 into two spaces, and water pump 10 fixed mounting is in a space of box 1. A storage battery 14 and a processor 15 are arranged in the other space of the box body 1, and a wireless transmission module and a motor control module are arranged in the processor 15.
The water pump 10 is composed of a motor 11, a pump shaft 12, an impeller 13, a bearing, a pump shell and other parts, wherein two ends of the pump shaft 12 are fixed in the middle of the pump shell, and the bearing is arranged at the joint of the pump shaft 12 and the pump shell.
Wherein, the one end interlude of pump shaft 12 passes through the pump case, and pump shaft 12 passes through pivot fixed connection with motor 11, and the pivot is equipped with the spacer pin with the junction of pump shaft 12, and the middle part of pump shaft 12 is equipped with impeller 13.
Wherein, adopt threaded connection between shower nozzle 4 and the water pipe 2, 6 fixed mounting at shower nozzle 4 tops of spacing frame, divide water board 5 through spacing post fixed mounting at shower nozzle 4 and 6 middle parts of spacing frame, through the spacing frame 6 that is equipped with, spacing frame 6 has limiting displacement to divide water board 5, makes to divide water board 5 make a round trip to play the effect of patting to water, has embodied the device's practicality.
Wherein, solar panel 9 passes through the check lock circle and 2 fixed connection of water pipe, and solar panel 9 and battery 14 electric connection, 8 fixed mounting of flowmeter are in the bottom of water pipe 2, flowmeter 8 and battery 14 electric connection, and flowmeter 8 and 15 signal connection of treater, through the solar panel 9 that is equipped with, solar panel 9 has energy-conserving effect, has improved the device's practicality.
Wherein, humidity transducer 16 fixed mounting is in 1 bottom one side of box, and humidity transducer 16's bottom and the contact of soil depth of contact, humidity transducer 16 and battery 14 electric connection, and humidity transducer 16 and 15 signal connection of treater, through humidity transducer 16 who is equipped with, humidity transducer 16 has the humidity and the pH valve to soil and has the detection action, is that we know more to soil information, has improved the practicality of device.
Wherein, treater 15 and motor 11 electric connection, treater 15 and cloud server signal connection, cloud server and basic station signal connection, basic station and user terminal signal connection, through the treater 15 that is equipped with, treater 15 has the effect to signal reception processing, and whether the direct control device works has improved the device's practicality.
When the water spraying device works, a power supply is switched on, the humidity sensor 16 can detect soil, the detected result is transmitted to the processor 15, the processor 15 can compare and process data, when the detected result is lower than the set minimum humidity, the processor 15 can control the motor 11 to work through the motor control module, the motor 11 rotates to enable the water pump 10 to pump water, water in an external water source is sprayed out through the water pipe 2 and the spray head 4, in the process of spraying water by the spray head 4, the sprayed water column can hit the water distribution plate 5, the water distribution plate 5 after hitting can rotate, when the water distribution plate rotates to a certain degree, the limiting frame 6 can block the water distribution plate 5, when the water distribution plate 5 after being blocked can rebound to the original position, when the water distribution plate reaches the original rebound position, the water can be hit again, the water hitting can be performed in sequence, and the soil can be uniformly sprayed, when the soil after spraying, when humidity reached the highest value of settlement, the controller was through motor control module control motor 11 stop work once more, at the in-process that sprays, flowmeter 8 monitored the water yield that uses when spraying, and the result of monitoring is transmitted to treater 15, and treater 15 will receive the result and transmit to the cloud ware through wireless transmission module, and the cloud ware passes through the basic station at last and gives the user with data transmission. Through the humidity transducer 16 that is equipped with, humidity transducer 16 has the humidity and the pH valve of soil and has the detection effect, can transmit the result that detects for treater 15 with the form of signal of telecommunication, flowmeter 8 through being equipped with, flowmeter 8 has the effect of monitoring to the ejection water yield of device, can transmit the data of saying the monitoring for treater 15 with the form of signal of telecommunication, through treater 15 that is equipped with, treater 15 can transmit the signal of receipt to the cloud ware with the form of signal of telecommunication, pass through cloud ware again with signal transmission to the basic station, the basic station can be with signal transmission to user terminal of receipt, the user can be real-timely knows the condition of soil, and the volume of the water of irrigating at every turn and using is known, the practicality of the device has been improved.
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 (8)
1. The utility model provides a thing networking irrigation system, includes box (1) and shower nozzle (4), its characterized in that, water pipe (2) are installed to one side at box (1) top, the top of water pipe (2) is equipped with shower nozzle (4), the bottom of shower nozzle (4) is equipped with spring (3), the top of shower nozzle (4) is equipped with diversion plate (5), the top of diversion plate (5) is equipped with spacing frame (6), solar panel (9) are installed to middle part one side of water pipe (2), the bottom of solar panel (9) is equipped with mount (7), flowmeter (8) that mount (7) and the bottom of water pipe (2) junction were equipped with. The water pump (10) and the processor (15) are arranged at the part of the box body (1), and the humidity sensor (16) is arranged at the bottom of the box body (1).
2. The internet-of-things irrigation system as claimed in claim 1, wherein a partition is arranged inside the box body (1) to divide the box body (1) into two spaces, and the water pump (10) is fixedly installed in one space of the box body (1). Install battery (14) and treater (15) in another space of box (1), install wireless transmission module and motor control module in treater (15).
3. The internet of things irrigation system according to claim 1, wherein the water pump (10) is composed of a motor (11), a pump shaft (12), an impeller (13), a bearing, a pump shell and the like, two ends of the pump shaft (12) are fixed in the middle of the pump shell, and the bearing is arranged at the joint of the pump shaft (12) and the pump shell.
4. The Internet of things irrigation system according to claim 3, wherein one end of the pump shaft (12) penetrates through the pump shell, the pump shaft (12) is fixedly connected with the motor (11) through a rotating shaft, a limiting pin is arranged at the joint of the rotating shaft and the pump shaft (12), and an impeller (13) is arranged in the middle of the pump shaft (12).
5. The Internet of things irrigation system according to claim 1, wherein the spray head (4) is in threaded connection with the water pipe (2), the limiting frame (6) is fixedly installed at the top of the spray head (4), and the water diversion plate (5) is fixedly installed in the middle of the spray head (4) and the limiting frame (6) through a limiting column.
6. The internet-of-things irrigation system according to claim 1, wherein the solar panel (9) is fixedly connected with the water pipe (2) through a locking ring, the solar panel (9) is electrically connected with the storage battery (14), the flowmeter (8) is fixedly installed at the bottom of the water pipe (2), the flowmeter (8) is electrically connected with the storage battery (14), and the flowmeter (8) is in signal connection with the processor (15).
7. The internet-of-things irrigation system according to claim 1, wherein the humidity sensor (16) is fixedly installed on one side of the bottom of the box body (1), the bottom of the humidity sensor (16) is in contact with soil in a deep contact mode, the humidity sensor (16) is electrically connected with the storage battery (14), and the humidity sensor (16) is in signal connection with the processor (15).
8. The internet-of-things irrigation system according to claim 1, wherein the processor (15) is electrically connected with the motor (11), the processor (15) is in signal connection with a cloud server, the cloud server is in signal connection with a base station, and the base station is in signal connection with a user terminal.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010835496.XA CN111802239A (en) | 2020-08-18 | 2020-08-18 | Thing networking irrigation system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010835496.XA CN111802239A (en) | 2020-08-18 | 2020-08-18 | Thing networking irrigation system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN111802239A true CN111802239A (en) | 2020-10-23 |
Family
ID=72859483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010835496.XA Pending CN111802239A (en) | 2020-08-18 | 2020-08-18 | Thing networking irrigation system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN111802239A (en) |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104604649A (en) * | 2015-02-27 | 2015-05-13 | 新疆水利水电科学研究院 | Multi-functional low-power-consumption water-saving irrigation device and system |
CN105089101A (en) * | 2015-07-17 | 2015-11-25 | 河海大学 | Cyclic utilization system for rainwater in greenbelt |
CN205865412U (en) * | 2016-06-27 | 2017-01-11 | 上海景域园林建设发展有限公司 | Gardens sprinkler irrigation system |
CN206674689U (en) * | 2017-05-04 | 2017-11-28 | 黑龙江省农业科学院耕作栽培研究所 | Corn field irrigation water-saving device |
CN207235683U (en) * | 2017-05-04 | 2018-04-17 | 肇庆学院 | A kind of automatic irrigation device |
CN110488892A (en) * | 2018-04-13 | 2019-11-22 | 张万军 | A kind of wireless irrigation rig of the superior liquid manure in orchard |
CN209749365U (en) * | 2019-03-06 | 2019-12-10 | 长江大学 | Fog curtain intelligent sprinkling irrigation device composed of adjustable rocker arm spray heads |
CN213784618U (en) * | 2020-08-18 | 2021-07-27 | 常州刘国钧高等职业技术学校(常州市刘国钧职业教育中心) | Thing networking irrigation system |
-
2020
- 2020-08-18 CN CN202010835496.XA patent/CN111802239A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104604649A (en) * | 2015-02-27 | 2015-05-13 | 新疆水利水电科学研究院 | Multi-functional low-power-consumption water-saving irrigation device and system |
CN105089101A (en) * | 2015-07-17 | 2015-11-25 | 河海大学 | Cyclic utilization system for rainwater in greenbelt |
CN205865412U (en) * | 2016-06-27 | 2017-01-11 | 上海景域园林建设发展有限公司 | Gardens sprinkler irrigation system |
CN206674689U (en) * | 2017-05-04 | 2017-11-28 | 黑龙江省农业科学院耕作栽培研究所 | Corn field irrigation water-saving device |
CN207235683U (en) * | 2017-05-04 | 2018-04-17 | 肇庆学院 | A kind of automatic irrigation device |
CN110488892A (en) * | 2018-04-13 | 2019-11-22 | 张万军 | A kind of wireless irrigation rig of the superior liquid manure in orchard |
CN209749365U (en) * | 2019-03-06 | 2019-12-10 | 长江大学 | Fog curtain intelligent sprinkling irrigation device composed of adjustable rocker arm spray heads |
CN213784618U (en) * | 2020-08-18 | 2021-07-27 | 常州刘国钧高等职业技术学校(常州市刘国钧职业教育中心) | Thing networking irrigation system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10508939B2 (en) | Flow imaging and monitoring for synchronized management of wide area drainage | |
CN202583169U (en) | Water surface pollution detecting and tracking robot | |
Reddy | Design of remote monitoring and control system with automatic irrigation system using GSM-bluetooth | |
Verma et al. | Towards an IoT based water management system for a campus | |
CN107940244A (en) | A kind of water supply network leakage monitoring system and method | |
US20150223415A1 (en) | Network enabled gardening with a remotely controllable positioning extension | |
CN103542891A (en) | Soil moisture status monitoring system | |
CN213784618U (en) | Thing networking irrigation system | |
CN201034964Y (en) | Wireless intelligent soil moisture automatic monitoring instrument | |
US20170172078A1 (en) | Remote controlled electrically independent irrigation system | |
US20220341910A1 (en) | In-ground wireless soil moisture sensor | |
CN108260499A (en) | A kind of irrigation system | |
CN106790531A (en) | Termite monitoring system and monitoring method based on Lora radio communications | |
CN209283265U (en) | One kind can Wireless Networking water surface flow measuring system | |
CN109862779A (en) | Irrigation system and method | |
Johar et al. | IoT based smart sprinkling system | |
CN111802239A (en) | Thing networking irrigation system | |
GB2506130A (en) | Remote Telemetry Unit | |
CN202472910U (en) | Terminal and system for monitoring radar liquid level flow rate | |
CN203298925U (en) | GPS-supported wireless pipe network pressure measuring apparatus | |
CN104820950B (en) | A kind of city water-supply pipe network wireless monitor system | |
CN207074073U (en) | Intelligent tidal level remote real time monitoring device | |
CN208188112U (en) | A kind of Drain contamination for river channel on-line monitoring system | |
CN107675753B (en) | Pump room flooding prevention system and flooding prevention method thereof | |
CN205691581U (en) | A kind of pipeline comprehensive monitor system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |