CN206593697U - Wireless senser suitable for gathering temperature-humidity signal - Google Patents
Wireless senser suitable for gathering temperature-humidity signal Download PDFInfo
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- CN206593697U CN206593697U CN201720311906.4U CN201720311906U CN206593697U CN 206593697 U CN206593697 U CN 206593697U CN 201720311906 U CN201720311906 U CN 201720311906U CN 206593697 U CN206593697 U CN 206593697U
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- wireless
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- signal
- humidity
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- 239000000779 smoke Substances 0.000 claims abstract description 13
- 230000003750 conditioning effect Effects 0.000 claims abstract description 11
- 230000005611 electricity Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- 230000009467 reduction Effects 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 description 5
- 230000006837 decompression Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000015654 memory Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Abstract
The utility model provides a kind of wireless senser for being applied to collection temperature-humidity signal, including wireless microcontroller, temperature acquisition sensor, humidity collection sensor, smoke collection sensor, signal conditioning circuit, RS232 serial ports, alarm, wireless transceiver and power supply；The output end of the temperature acquisition sensor, the humidity collection sensor and the smoke collection sensor is connected to the input of the wireless microcontroller by the signal conditioning circuit；The wireless microcontroller is also connected with the RS232 serial ports, the alarm and the wireless transceiver respectively.Advantage is：By configuring wireless transceiver, radio communication function is realized, therefore, it can random or be specifically arranged in target environment, the information of surrounding environment is obtained, has the advantages that wiring is convenient, flexible.
Description
Technical field
The utility model is related to a kind of sensor, and in particular to a kind of wireless sensing for being applied to collection temperature-humidity signal
Device.
Background technology
Room Power environment includes the ambient conditions such as machine room humiture, smog.Once Room Power environment break down or
Disaster, it will jeopardize the normal operation of safety of communications equipment room.Accordingly, it would be desirable to carry out effective monitoring to Room Power environment.
The existing Temperature Humidity Sensor for being used to monitor computer room dynamic environment uses wired Temperature Humidity Sensor, with following
It is not enough：(1) due to use wired arrangement, therefore, with wiring complexity it is high the problem of, so as to aggravate sensor laying
Intensity.(2) very flexible of sensor arrangement, simultaneously because wiring is relatively more, the unified layout of influence computer room, the increasing of wiring
Also accordingly increase to the fault rate that system is brought more.
Utility model content
The defect existed for prior art, the utility model provides a kind of wireless biography for being applied to collection temperature-humidity signal
Sensor, can effectively solve the above problems.
The technical solution adopted in the utility model is as follows：
A kind of wireless senser for being applied to collection temperature-humidity signal of the utility model offer, including wireless microcontroller,
Temperature acquisition sensor, humidity collection sensor, smoke collection sensor, signal conditioning circuit, RS232 serial ports, alarm, nothing
Line transceiver and power supply；The temperature acquisition sensor, the humidity collection sensor and smoke collection sensing
The output end of device is connected to the input of the wireless microcontroller by the signal conditioning circuit；The wireless microcontroller
Also it is connected respectively with the RS232 serial ports, the alarm and the wireless transceiver；
The power supply includes external dc power, resettable fuse, DC/DC translation circuits and voltage stabilizing decompression electricity
Road；The external dc power passes sequentially through the resettable fuse, the DC/DC translation circuits and voltage stabilizing decompression electricity
Lu Hou, is adopted with the wireless microcontroller, the temperature acquisition sensor, the humidity collection sensor, the smog respectively
Collect sensor, the wireless transceiver and RS232 serial ports connection.
It is preferred that, the signal conditioning circuit includes signal receiving interface, channel switching circuit, signal the amplification electricity of series connection
Road, signal filter circuit and A/D change-over circuits.
It is preferred that, in addition to reserve battery, source current detection sensor, charging circuit, electric quantity detecting circuit and electricity
Pond is switched；
There are the external dc power two power supplys to confess port, and respectively the 1st power supply confesses port and the 2nd power supply is supplied
Exit port；1st power supply is confessed port and is connected by the 1st supply line with the wireless microcontroller, in the described 1st power supply
The source current detection sensor is installed on circuit；2nd power supply confess port by the charging circuit with it is described standby
Connected with the charging terminal of battery；The feeder ear of the reserve battery is connected to the wireless microcontroller by the cell switch
Device；In addition, the electric quantity detecting circuit is installed at the two ends of the reserve battery, the output end of the electric quantity detecting circuit is connected to
The wireless microcontroller；The control end of the charging circuit is also connected to the wireless microcontroller.
The wireless senser suitable for collection temperature-humidity signal that the utility model is provided has advantages below：
The utility model realizes radio communication function, therefore, it can random or is specifically arranged in target environment, obtains
The information of surrounding environment is taken, has the advantages that wiring is convenient, flexible.
Brief description of the drawings
The circuit theory signal for the wireless senser for being applied to collection temperature-humidity signal that Fig. 1 provides for the utility model
Figure；
The circuit theory schematic diagram for the power supply switch circuit that Fig. 2 provides for the utility model.
Embodiment
In order that technical problem, technical scheme and beneficial effect that the utility model is solved are more clearly understood, below
With reference to drawings and Examples, the utility model is further elaborated.It should be appreciated that specific implementation described herein
Example only to explain the utility model, is not used to limit the utility model.
The utility model provides a kind of wireless senser for being applied to collection temperature-humidity signal, it is adaptable to power communication machine room
Or temperature-humidity signal and the collection of smoke signal of rack, with reference to Fig. 1, including wireless microcontroller, temperature acquisition sensor,
Humidity collection sensor, smoke collection sensor, signal conditioning circuit, RS232 serial ports, alarm, wireless transceiver and confession
Power supply；The output end of temperature acquisition sensor, humidity collection sensor and smoke collection sensor passes through signal conditioning circuit
It is connected to the input of wireless microcontroller；Wireless microcontroller also connects with RS232 serial ports, alarm and wireless transceiver respectively
Connect；
Power supply includes external dc power, resettable fuse, DC/DC translation circuits and voltage stabilizing reduction voltage circuit；Outside
Portion's dc source is passed sequentially through after resettable fuse, DC/DC translation circuits and voltage stabilizing reduction voltage circuit, respectively with wireless microcontroller
Device, temperature acquisition sensor, humidity collection sensor, smoke collection sensor, wireless transceiver and the connection of RS232 serial ports.
In the utility model, signal conditioning circuit includes signal receiving interface, channel switching circuit, the signal amplification of series connection
Circuit, signal filter circuit and A/D change-over circuits.
In practical application, wireless microcontroller uses JN5168 chips, and it is enhanced 32 risc processor, band
256kB embedded flash memorys, 32kB RAM and 4kB eeprom memories.The device is also integrated with 2.4GHz IEEE802.15.4
Compatible type transceiver and various analog- and digital- peripheral hardwares.
The principle of power supply can be：External dc power enters after resettable fuse by LM2575 (switches
Integrated regulator) the DC/DC translation circuits of composition are converted into 5V direct currents, then export 3.3V electricity through AS1117-3.3 Voltage stabilizing modules
Pressure.The supply voltage of JN5168 wireless modules, Temperature Humidity Sensor and RS232 serial port circuits is 3.3V.
The wireless senser for being applied to collection temperature-humidity signal that the utility model is provided, has the characteristics that：
(1) wireless microcontroller is connected with wireless transceiver, using IEEE802.15.4 standard wireless communication modes, is solved
Cost that traditional wire humiture collection is brought is higher, the shortcomings of connect up more.The utility model realizes radio communication function,
It therefore, it can random or be specifically arranged in target environment, the information of surrounding environment is obtained, for example, being optionally arranged in machine
In cabinet, the real-time monitoring to cabinet micro-environment is realized.Timely humiture, smoke condition grasped in rack etc., therefore, with cloth
The convenient, flexible advantage of line.
(2) temperature acquisition sensor, humidity collection sensor, smoke collection sensor share same signal condition electricity
Road, rather than a set of signal conditioning circuit of each sensor configuration, therefore, effectively reduce the cost and body of wireless senser
Product.
In addition, for when preventing external dc power power down, directly resulting in wireless senser integrally can not effectively work, so that
Continuous temperature-humidity monitoring can not be realized, the utility model also provides a kind of power-down protection circuit, with reference to Fig. 2, including：Standby electricity
Pond, source current detection sensor, charging circuit, electric quantity detecting circuit and cell switch；
There are external dc power two power supplys to confess port, and respectively the 1st power supply confesses port and the 2nd power supply confesses end
Mouthful；1st power supply is confessed port and is connected by the 1st supply line with wireless microcontroller, and power supply electricity is installed in the 1st supply line
Flow detection sensor；2nd power supply is confessed port and connected by the charging terminal of charging circuit and reserve battery；The confession of reserve battery
Electric end is connected to wireless microcontroller by cell switch；In addition, electric quantity detecting circuit, electricity inspection are installed in the two ends of reserve battery
The output end of slowdown monitoring circuit is connected to wireless microcontroller；The control end of charging circuit is also connected to wireless microcontroller.
The operation principle of power-down protection circuit is：Detect whether external dc power falls by source current detection sensor
Electricity, if non-power down, cell switch is disconnected, and external dc power is directly powered；If detecting external dc power power down,
Cell switch is closed at once, now, is powered by reserve battery.In addition, wireless microcontroller is detected by electric quantity detecting circuit
The residual electric quantity of reserve battery, when residual electric quantity is relatively low, wireless microcontroller starts charging circuit, makes external dc electricity
Source is charged to reserve battery in time, so as to ensure that reserve battery persistently has electricity.
The utility model can cut battery automatically by setting power-down protection circuit after external dc power power-off
Power supply, it is ensured that wireless microcontroller continues normal operation, so as to ensure humiture continuous monitoring.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching should also regard protection domain of the present utility model.
Claims (3)
1. a kind of wireless senser for being applied to collection temperature-humidity signal, it is characterised in that adopted including wireless microcontroller, temperature
Collect sensor, humidity collection sensor, smoke collection sensor, signal conditioning circuit, RS232 serial ports, alarm, wireless receiving and dispatching
Device and power supply；The temperature acquisition sensor, the humidity collection sensor and the smoke collection sensor it is defeated
Go out the input that end is connected to the wireless microcontroller by the signal conditioning circuit；The wireless microcontroller is also distinguished
It is connected with the RS232 serial ports, the alarm and the wireless transceiver；
The power supply includes external dc power, resettable fuse, DC/DC translation circuits and voltage stabilizing reduction voltage circuit；Institute
External dc power is stated to pass sequentially through after the resettable fuse, the DC/DC translation circuits and the voltage stabilizing reduction voltage circuit,
Sensed respectively with the wireless microcontroller, the temperature acquisition sensor, the humidity collection sensor, the smoke collection
Device, the wireless transceiver and RS232 serial ports connection.
2. the wireless senser according to claim 1 for being applied to collection temperature-humidity signal, it is characterised in that the signal
Signal receiving interface, channel switching circuit, signal amplification circuit, signal filter circuit and the A/D that modulate circuit includes series connection turn
Change circuit.
3. the wireless senser according to claim 1 for being applied to collection temperature-humidity signal, it is characterised in that also including standby
With battery, source current detection sensor, charging circuit, electric quantity detecting circuit and cell switch；
There are the external dc power two power supplys to confess port, and respectively the 1st power supply confesses port and the 2nd power supply confesses end
Mouthful；1st power supply is confessed port and is connected by the 1st supply line with the wireless microcontroller, in the 1st supply line
It is upper that the source current detection sensor is installed；2nd power supply confesses port and passes through the charging circuit and the standby electricity
The charging terminal connection in pond；The feeder ear of the reserve battery is connected to the wireless microcontroller by the cell switch；
In addition, the electric quantity detecting circuit is installed at the two ends of the reserve battery, the output end of the electric quantity detecting circuit is connected to institute
State wireless microcontroller；The control end of the charging circuit is also connected to the wireless microcontroller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720311906.4U CN206593697U (en) | 2017-03-28 | 2017-03-28 | Wireless senser suitable for gathering temperature-humidity signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720311906.4U CN206593697U (en) | 2017-03-28 | 2017-03-28 | Wireless senser suitable for gathering temperature-humidity signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206593697U true CN206593697U (en) | 2017-10-27 |
Family
ID=60121714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720311906.4U Expired - Fee Related CN206593697U (en) | 2017-03-28 | 2017-03-28 | Wireless senser suitable for gathering temperature-humidity signal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206593697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271853A (en) * | 2019-08-29 | 2020-06-12 | 宁波奥克斯电气股份有限公司 | Wireless sensor system |
-
2017
- 2017-03-28 CN CN201720311906.4U patent/CN206593697U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111271853A (en) * | 2019-08-29 | 2020-06-12 | 宁波奥克斯电气股份有限公司 | Wireless sensor system |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 Termination date: 20190328 |
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| CF01 | Termination of patent right due to non-payment of annual fee |