CN203811816U - Wireless water immersion sensor - Google Patents
Wireless water immersion sensor Download PDFInfo
- Publication number
- CN203811816U CN203811816U CN201420240623.1U CN201420240623U CN203811816U CN 203811816 U CN203811816 U CN 203811816U CN 201420240623 U CN201420240623 U CN 201420240623U CN 203811816 U CN203811816 U CN 203811816U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 97
- 238000007654 immersion Methods 0.000 title abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 20
- 238000003466 welding Methods 0.000 claims description 8
- 229920001903 high density polyethylene Polymers 0.000 claims description 7
- 239000004700 high-density polyethylene Substances 0.000 claims description 7
- 238000012360 testing method Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract 1
- 238000011897 real-time detection Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 13
- 239000002585 base Substances 0.000 description 9
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005059 dormancy Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 230000004304 visual acuity Effects 0.000 description 1
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- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model discloses a wireless water immersion sensor, which comprises a water immersion detection cable, a measurement circuit, a control circuit, a radio frequency transceiver integrated circuit, an antenna and a battery. The water immersion detection circuit is connected with the control circuit through the measurement circuit. The control circuit and the radio frequency transceiver integrated circuit are in communication with each other. The control circuit and the radio frequency transceiver integrated circuit are respectively connected with the battery. The radio frequency transceiver integrated circuit is connected with the antenna. According to the technical scheme of the utility model, the wireless water immersion sensor is designed based on the wireless sensor network technology and can be powered up by the battery to realize the wireless communication. Meanwhile, the wireless water immersion sensor is free from being connected with any external power line or any signal line. On the premise that the real-time detection of the water immersion state is ensured to be high in reliability, the wiring operation of the wireless water immersion sensor is not complicated at all, wherein the wireless water immersion sensor only needs to be fixed within a to-be-detected region. The wireless water immersion sensor is simple and reliable in structure, good in waterproof and dustproof performance, high in detection efficiency and easy in installation and maintenance.
Description
Technical field
The utility model relates to electronic information technical field, particularly a kind of wireless water sensor.
Background technology
In daily life production run, often run into the situation that need to detect water logging.The drainage pipeline of such as air-conditioning leaks, building leakage, running water pipe break etc., and situation severe patient even may cause immersion accident.Occur in the important places such as machine room, equipment room, switchgear building during when immersion accident, may cause equipment impaired and cause chain reaction, cause great economic loss.Therefore, detection and protection water logging are self-evident to the importance in these places.
Whether water sensor is a kind of device that carries out water logging test, and it is based on liquid conduction principle, have water to exist with electrode detector, and reusable sensor converts dry contact output to.Existing water sensor adopts the mode of wired connection conventionally, has following problem: immersion probe is connected with control circuit by wire, and control circuit generally adopts wall hanging to install or guide rails assembling, and external power source need to be provided.
Water sensor of the prior art, while being applied in multiple spot water logging detection, has larger installation work amount, has increased the difficulty of water logging test, and work efficiency is lower.
Utility model content
In order to solve the problem that water sensor installation work amount is large, detection efficiency is low existing in prior art, the utility model proposes a kind of wireless water sensor.
Wireless water sensor of the present utility model, comprising: water logging detects cable, metering circuit, control circuit, radio-frequency receiving-transmitting integrated circuit, antenna, battery, and water logging testing circuit is connected with control circuit by metering circuit;
Control circuit and radio-frequency receiving-transmitting integrated circuit communicate; Control circuit, RF transmit-receive circuit are connected with battery respectively; Radio-frequency receiving-transmitting integrated circuit is connected with antenna.
In technique scheme, it is multicore high density polyethylene wire that water logging detects cable.
In technique scheme, it is helical structure that water logging detects cable.
In technique scheme, control circuit is connected with metering circuit by I/O interface.
In technique scheme, control circuit communicates by SPI interface and radio-frequency receiving-transmitting integrated circuit.
In technique scheme, radio-frequency receiving-transmitting integrated circuit is NRF2401P wireless module.
In technique scheme, antenna is miniature planar antenna.
In technique scheme, also comprise: shell, shell comprises: upper cover, drain pan, base, upper cover is fixed by screw or welding and drain pan; Drain pan is fixed by screw or welding and base; Antenna is fixed on and covers.
In technique scheme, battery is directly welded on circuit board; Circuit board is by screw or be weldingly fixed on drain pan; Antenna and circuit board are electrically connected.
In technique scheme, one end of water logging detection streamer is fixed on base, and the wire bonds of water logging detection streamer is on circuit board.
The disclosed wireless water sensor of the utility model, based on wireless sensor network technology, adopts powered battery and radio communication, does not need to access external power cord and signal wire.Detect in real time under the prerequisite of water logging state meeting high reliability, avoid the wiring operations of water sensor complexity, only wireless water sensor need to be fixed on to detected region, it is simple and reliable for structure, water proof and dust proof is functional, detection efficiency is high, is easy to I&M.
Brief description of the drawings
Fig. 1 is the circuit theory diagrams of unlimited water sensor of the present utility model;
Fig. 2 is the plan structure figure of unlimited water sensor of the present utility model;
Fig. 3 is the sectional structure chart of unlimited water sensor of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, several embodiments of the present utility model are described in detail, but are to be understood that protection domain of the present utility model is not subject to the restriction of embodiment.
In order to solve the problem that water sensor installation work amount is large, detection efficiency is low existing in prior art, the utility model proposes a kind of wireless water sensor.
As shown in Figure 1, unlimited water sensor of the present utility model comprises: water logging detects cable 10, metering circuit 20, control circuit 30, radio-frequency receiving-transmitting integrated circuit 40, antenna 50, battery 60, and water logging testing circuit 10 is connected with control circuit 30 by metering circuit 20; Control circuit 30 communicates with radio-frequency receiving-transmitting integrated circuit 40; Control circuit 30, RF transmit-receive circuit 40 are connected with battery 60 respectively; Radio-frequency receiving-transmitting integrated circuit 40 is connected with antenna 50.
Preferably, it is multicore high density polyethylene wire that water logging detects cable 10, helical structure; Control circuit 30 is connected with metering circuit 20 by I/O interface; Control circuit 30 communicates by SPI interface and radio-frequency receiving-transmitting integrated circuit 40; Radio-frequency receiving-transmitting integrated circuit 40 is NRF2401P wireless module; Antenna 50 is miniature planar antenna.
In technique scheme, also comprise: shell, shell comprises: upper cover, drain pan, base, upper cover is fixed by screw or welding and drain pan; Drain pan is fixed by screw or welding and base; Antenna is fixed on and covers.
In technique scheme, battery is directly welded on circuit board; Circuit board is by screw or be weldingly fixed on drain pan; Antenna and circuit board are electrically connected.
In technique scheme, one end of water logging detection streamer is fixed on base, and the wire bonds of water logging detection streamer is on circuit board.
Wireless water sensor of the present utility model is based on liquid conduction principle, water logging detects cable 10 for detection of whether having water to exist, after the physical signalling that water logging is detected cable 10 by metering circuit 20 converts electric signal to, be transferred to control circuit 30, control circuit 30 sends water logging state and working state of system by radio-frequency receiving-transmitting integrated circuit 40.Wireless water sensor is configured to the discontinuous operation pattern of big space rate, the work of control circuit start by set date, the dormant state that completes one action and enter after an action of the bowels super low-power consumption, unlimited water sensor dormancy time and the ratio of working time are more than 1000:1, thereby can extend the battery of corresponding multiple.
Unlimited water sensor of the present utility model is described as follows:
Water logging detection streamer 10, for water logging detecting element, in the time that water logging detection cable 10 soaks, the loop resistance of cable changes, variation by measuring circuit resistance can be determined Riddled Condition, water logging detects the water logging state that cable 10 can continuous detecting cable overlay area, and the length of cable can be according to detecting surveyed area rea adjusting.
It is multicore high density polyethylene wire that water logging detects cable 10, by wire is pressed into helical structure around spiral axis, can reduce the interference of environment electromagnetics, improves intensity and the serviceable life of cable.Meanwhile, the cable that high density polyethylene is hydrophobic material has quick-drying characteristic, makes unlimited water sensor can accurately detect water logging state, reduces rate of false alarm.High density polyethylene wire has mixed conductive materials, make it have lower surface resistance, become electric good conductor, resistance value between can not only reliable measurements wire, and having retained the advantage that high density polyethylene is corrosion-resistant, toughness is high, the water logging that can be widely used in the aqueous solution such as acid, alkali, salt detects.
Metering circuit 20, for detection of the loop resistance value of water logging detection cable 10.When the work of wireless water sensor, the electric weight of output is usually difficult to directly show and record, at this moment just it further need to be varied to the electric signal that can directly utilize, and the part that completes this function is called metering circuit.Metering circuit 20 is also a part for unlimited water sensor composition, and along with the development of integrated circuit technique, metering circuit 20 also starts integrated chip gradually.
Metering circuit 20 generally needs accessory power supply power supply, and in unlimited water sensor of the present utility model, control circuit 30 connects metering circuit 20 by I/O interface, and powers for metering circuit 20.
Control circuit 30, control circuit 30 is cores of wireless water sensor, for other each functional circuits of control and management.The inner integrated high resolving power difference AD circuit of control circuit 30, comprises abundant Peripheral Interface, such as I/O interface, AD interface, SPI (Serial Peripheral Interface, Serial Peripheral Interface (SPI)) interface etc.
Radio-frequency receiving-transmitting integrated circuit 40, for carrying out radio communication with control circuit 30.Control circuit 30 passes through the read-write operation of spi bus interface control radio-frequency receiving-transmitting integrated circuit 40, and sends, receives wireless signal.Preferably, radio-frequency receiving-transmitting integrated circuit 40 can adopt NRF2401P wireless module, and this module can realize the high-power remote transmission of wireless data.
Antenna 50, for radiation and reception wireless signal.Preferably, antenna 50 adopts miniature planar antenna, so that product miniaturization and production assembling.
Battery 60, for control circuit 30 and radio-frequency receiving-transmitting integrated circuit 40 provide work required power supply.Battery 60 is selected large capacity, long-life batteries conventionally, to ensure that unlimited water sensor has longer serviceable life.
As shown in Fig. 2-Fig. 3, be respectively plan structure figure and the sectional structure chart of unlimited water sensor of the present utility model.Unlimited water sensor also comprises shell 70, shell 70 comprises: upper cover 701, drain pan 702, base 703, and it is fixing that upper cover 701 passes through screw or welding and drain pan 702, and it is fixing that drain pan 702 passes through screw or welding and base 703, antenna 50 is fixed on upper cover 701, and above-mentioned fixed form is not limited to this.
Battery 60, feeder line 90 are directly welded on circuit board 80, and circuit board 80 is screwed on drain pan 702, and antenna 50 is realized and being electrically connected by feeder line and circuit board 80.One end that water logging detects cable 10 is fixed on base 703, and water logging detects the wire bonds of cable 10 on circuit board 80, and above-mentioned fixed form is not limited to this.The water logging that unlimited water sensor described in the utility model comprises detects cable 10, metering circuit 20, control circuit 30, radio-frequency receiving-transmitting integrated circuit 40, antenna 50, battery 60 etc. and is encapsulated in shell 70.
The disclosed wireless water sensor of the utility model, based on wireless sensor network technology, adopts powered battery and radio communication, does not need to access external power cord and signal wire.Detect in real time under the prerequisite of water logging state meeting high reliability, avoid the wiring operations of water sensor complexity, only wireless water sensor need to be fixed on to detected region, it is simple and reliable for structure, water proof and dust proof is functional, detection efficiency is high, is easy to I&M.
Disclosed is above only several specific embodiment of the present utility model, and still, the utility model is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (10)
1. a wireless water sensor, is characterized in that, comprising: water logging detects cable, metering circuit, control circuit, radio-frequency receiving-transmitting integrated circuit, antenna, battery, and described water logging testing circuit is connected with described control circuit by described metering circuit;
Described control circuit and described radio-frequency receiving-transmitting integrated circuit communicate; Described control circuit, described RF transmit-receive circuit are connected with described battery respectively; Described radio-frequency receiving-transmitting integrated circuit is connected with described antenna.
2. wireless water sensor according to claim 1, is characterized in that, it is multicore high density polyethylene wire that described water logging detects cable.
3. wireless water sensor according to claim 1 and 2, is characterized in that, it is helical structure that described water logging detects cable.
4. wireless water sensor according to claim 1, is characterized in that, described control circuit is connected with described metering circuit by I/O interface.
5. wireless water sensor according to claim 1, is characterized in that, described control circuit communicates by SPI interface and described radio-frequency receiving-transmitting integrated circuit.
6. wireless water sensor according to claim 1, is characterized in that, described radio-frequency receiving-transmitting integrated circuit is NRF2401P wireless module.
7. wireless water sensor according to claim 1, is characterized in that, described antenna is miniature planar antenna.
8. wireless water sensor according to claim 1, is characterized in that, also comprises: shell, and described shell comprises: upper cover, drain pan, base, described upper cover is fixed by screw or welding and described drain pan;
Described drain pan is fixed by screw or welding and described base; Described antenna is fixed on described and covers.
9. wireless water sensor according to claim 8, is characterized in that, described battery is directly welded on circuit board;
Described circuit board is by screw or be weldingly fixed on described drain pan; Described antenna and described circuit board are electrically connected.
10. wireless water sensor according to claim 9, is characterized in that, one end of described water logging detection streamer is fixed on described base, and the wire bonds of described water logging detection streamer is on circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420240623.1U CN203811816U (en) | 2014-05-12 | 2014-05-12 | Wireless water immersion sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420240623.1U CN203811816U (en) | 2014-05-12 | 2014-05-12 | Wireless water immersion sensor |
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| Publication Number | Publication Date |
|---|---|
| CN203811816U true CN203811816U (en) | 2014-09-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420240623.1U Expired - Fee Related CN203811816U (en) | 2014-05-12 | 2014-05-12 | Wireless water immersion sensor |
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| CN (1) | CN203811816U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104502978A (en) * | 2014-12-09 | 2015-04-08 | 广州达意隆包装机械股份有限公司 | Nozzle detection device and detection method |
| CN108732454A (en) * | 2018-06-15 | 2018-11-02 | 沈阳兴华航空电器有限责任公司 | A kind of multi-core cable break-make decision maker and method based on Radio Transmission Technology |
| CN109084860A (en) * | 2018-06-29 | 2018-12-25 | 深圳市广和通无线通信软件有限公司 | Detection device and detection system applied to drainage jam detection |
| CN112254784A (en) * | 2020-09-18 | 2021-01-22 | 广东电网有限责任公司广州供电局 | Passive wireless micro sensing system |
| CN112710435A (en) * | 2020-12-18 | 2021-04-27 | 张家港宏昌钢板有限公司 | Regulator cubicle cooling water seepage detecting system |
| CN113324707A (en) * | 2021-04-12 | 2021-08-31 | 天津理工大学 | Terminal device capable of detecting water leakage amount and water leakage speed based on NB-IoT remote monitoring |
-
2014
- 2014-05-12 CN CN201420240623.1U patent/CN203811816U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104502978A (en) * | 2014-12-09 | 2015-04-08 | 广州达意隆包装机械股份有限公司 | Nozzle detection device and detection method |
| CN104502978B (en) * | 2014-12-09 | 2017-12-01 | 广州达意隆包装机械股份有限公司 | Nozzle detecting device and detection method |
| CN108732454A (en) * | 2018-06-15 | 2018-11-02 | 沈阳兴华航空电器有限责任公司 | A kind of multi-core cable break-make decision maker and method based on Radio Transmission Technology |
| CN109084860A (en) * | 2018-06-29 | 2018-12-25 | 深圳市广和通无线通信软件有限公司 | Detection device and detection system applied to drainage jam detection |
| CN112254784A (en) * | 2020-09-18 | 2021-01-22 | 广东电网有限责任公司广州供电局 | Passive wireless micro sensing system |
| CN112710435A (en) * | 2020-12-18 | 2021-04-27 | 张家港宏昌钢板有限公司 | Regulator cubicle cooling water seepage detecting system |
| CN113324707A (en) * | 2021-04-12 | 2021-08-31 | 天津理工大学 | Terminal device capable of detecting water leakage amount and water leakage speed based on NB-IoT remote monitoring |
| CN113324707B (en) * | 2021-04-12 | 2022-09-23 | 天津理工大学 | Terminal device capable of detecting water leakage amount and water leakage speed based on NB-IoT remote monitoring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20150512 |
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| EXPY | Termination of patent right or utility model |