CN205405827U - Wireless temperature and humidity measurement and alarm system - Google Patents
Wireless temperature and humidity measurement and alarm system Download PDFInfo
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- CN205405827U CN205405827U CN201620121670.3U CN201620121670U CN205405827U CN 205405827 U CN205405827 U CN 205405827U CN 201620121670 U CN201620121670 U CN 201620121670U CN 205405827 U CN205405827 U CN 205405827U
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Abstract
The utility model belongs to the technical field of environment humiture monitoring, concretely relates to wireless temperature and humidity measurement and alarm system, including dispensing device, first power, second source and receiving arrangement, dispensing device passes through wireless network and receiving arrangement communication connection, dispensing device includes signal transmission treater, temperature and humidity sensor, wireless transmission ware and a LCD display, the signal transmission treater is connected with temperature and humidity sensor, wireless transmission ware and a LCD display respectively, receiving arrangement includes wireless receiver, warning circuit, signal receiving and processing ware, keyboard circuit and the 2nd LCD display, the signal receiving and processing ware is connected with wireless receiver, warning circuit, keyboard circuit and the 2nd LCD display respectively, the wireless transmission ware passes through wireless network and leads to communication connection with wireless receiver, the utility model discloses a temperature and humidity measurement sensitivity is high, job stabilization, and transmission distance is far away.
Description
Technical field
This utility model belongs to ambient temperature and humidity monitoring technical field, is specifically related to a kind of wireless humiture detection and warning system.
Background technology
In existing every field, these parameters are indispensable in our life.In existing every field, temperature and humidity is very important parameter, particularly needs temperature and the humidity data of real-time monitoring of environmental at industrial circle, for instance, whether we can detect facility environment according to humiture normal；In meteorological, predict the weather situation with greater need for grasping humiture.Because there is difference in the place at place, the target of detection is also different, and the detection equipment that it adopts is also different, owing to, in the severe working environment of environment or outdoor environment, the personnel of being not appropriate for go detection, so adopting wireless humiture detection extremely important.Therefore need to control system stability when measuring humiture, low in energy consumption and monitor in real time, and wireless humiture detecting system is significantly accurately.
Utility model content
The purpose of this utility model is the problems referred to above solving prior art, provide a kind of stable performance, easy to use, the wireless humiture detection of energy monitoring of environmental humiture in real time and warning system, to achieve these goals, the technical solution adopted in the utility model is as follows:
nullA kind of wireless humiture detection and warning system，It is characterized in that: include dispensing device、First power supply、Second source and reception device，Described dispensing device all passes through wireless network and receives device communication connection，Described dispensing device includes signal and sends processor、Temperature Humidity Sensor、Radio transmitters and the first LCD display，Described signal send processor respectively with Temperature Humidity Sensor、Radio transmitters and the first LCD display connect，Described reception device includes wireless receiver、Warning circuit、Signal receiving processor、Keyboard circuit and the second LCD display，Described signal receiving processor respectively with wireless receiver、Warning circuit、Keyboard circuit and the second LCD display connect，Described radio transmitters is by the logical communication connection of wireless network and wireless receiver，Described first power supply is connected with dispensing device，Described second source is connected with receiving device.
As further technical scheme of the present utility model, described warning circuit includes buzzer U1, audion Q1, pressure limiting diode D1, light emitting diode D2, resistance R1 and resistance R2, the positive pole of described buzzer U1, the negative electrode of pressure limiting diode D1, the anode of light emitting diode D2 is all connected with second source, the negative electrode of described light emitting diode D2 is connected with one end of resistance R1, the anode of described pressure limiting diode D1, the other end of resistance R1, the emitter stage of audion Q1 is all connected with the negative pole of buzzer U1, the colelctor electrode of described audion Q1 is connected to ground, the base stage of audion Q1 is connected with one end of resistance R2, the other end of described resistance R2 is connected with signal receiving processor.
As preferably, described signal sends processor and signal receiving processor all adopts STC89C52 single-chip microcomputer.
As preferably, described Temperature Humidity Sensor adopts DHT22 sensor circuit.This Temperature Humidity Sensor contains the humiture coincidence senser of digital signal output.Having very high stability, DATA REASONING is accurate, fast response time calculates response, cost performance is high, additionally it is possible to effectively prevent interference.
As preferably, described radio transmitters and wireless receiver all adopt nRF24L01 wireless communication module.This wireless communication module to external world there is effective capacity of resisting disturbance, improve service efficiency and stability.
As preferably, described nRF24L01 wireless communication module is also connected with helical antenna, for make nRF24L01 wireless communication module under various circumstances can steady operation, also add an external helical antenna, to improve transmitting power and to reduce power consumption, this helical antenna is also referred to as emission inductance.
In sum, this utility model is owing to have employed such scheme, and this utility model also has the advantages that
(1), this utility model easy to use, simple to operate, clearly, required power supply is 5V in display, charger baby etc stable power supply is provided, it is possible to move very easily.
(3), capacity of resisting disturbance strong, working stability, long transmission distance, power consumption is little, and under spacious environment space, transmission range is up to 1100 meters.
(3), Temperature and Humidity highly sensitive, DATA REASONING degree of accuracy is high, and fast response time, cost performance are high, additionally it is possible to effectively prevent interference.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model example or technical scheme of the prior art, introduce accompanying drawing required in embodiment or description of the prior art is done simply below, apparently, accompanying drawing in the following describes is only examples more of the present utility model, to those skilled in the art, under not paying creationary premise, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the schematic diagram of a kind of wireless humiture detection of this utility model and warning system.
Fig. 2 is the warning circuit schematic diagram of a kind of wireless humiture detection of this utility model and warning system.
Fig. 3 is the keyboard circuit schematic diagram of a kind of wireless humiture detection of this utility model and warning system.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model example, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
nullAs shown in Figure 1，A kind of wireless humiture detection and warning system，Including dispensing device、First power supply、Second source and reception device，Described dispensing device all passes through wireless network and receives device communication connection，Described dispensing device includes signal and sends processor、Temperature Humidity Sensor、Radio transmitters and the first LCD display，Described signal send processor respectively with Temperature Humidity Sensor、Radio transmitters and the first LCD display connect，Described reception device includes wireless receiver、Warning circuit、Signal receiving processor、Keyboard circuit and the second LCD display，Described signal receiving processor respectively with wireless receiver、Warning circuit、Keyboard circuit and the second LCD display connect，Described radio transmitters is by the logical communication connection of wireless network and wireless receiver，Described first power supply is connected with dispensing device，Described first power supply provides+3V～+5V working power voltage for dispensing device，Described second source is connected with receiving device，Second source provides+3V～+5V working power voltage for receiving device.In this utility model, described Temperature Humidity Sensor adopts DHT22 sensor circuit.This Temperature Humidity Sensor contains the humiture coincidence senser of digital signal output.Having very high stability, DATA REASONING is accurate, fast response time calculates response, cost performance is high, additionally it is possible to effectively prevent interference.In this utility model, the first LCD display and the second LCD display adopt LCD1602 industry character mode lcd to display digital caption.
Described radio transmitters and wireless receiver all adopt nRF24L01 wireless communication module.This wireless communication module to external world there is effective capacity of resisting disturbance, improve service efficiency and stability.As most preferred embodiment of the present utility model, for making the nRF24L01 wireless communication module under various circumstances can steady operation, to improve transmitting power and to reduce power consumption, penetrate distance improving transmission, described nRF24L01 wireless communication module is also connected with helical antenna, and the external helical antenna increased is also referred to as emission inductance.
As most preferred embodiment of the present utility model, as shown in Figure 2, described warning circuit includes buzzer U1, audion Q1, pressure limiting diode D1, light emitting diode D2, resistance R1 and resistance R2, the positive pole of described buzzer U1, the negative electrode of pressure limiting diode D1, the anode of light emitting diode D2 is all connected with second source VCC2, the negative electrode of described light emitting diode D2 is connected with one end of resistance R1, the anode of described pressure limiting diode D1, the other end of resistance R1, the emitter stage of audion Q1 is all connected with the negative pole of buzzer U1, the colelctor electrode of described audion Q1 is connected to ground, the base stage of audion Q1 is connected with one end of resistance R2, the other end of described resistance R2 is connected with signal receiving processor.In this utility model, described signal sends processor and signal receiving processor all adopts STC89C52 single-chip microcomputer, when the humiture of environment detected by Temperature Humidity Sensor sends processor by signal, radio transmitters sends to the wireless receiver receiving device, the temperature-humidity signal data that wireless receiver is received by signal receiving processor process, by keyboard circuit, STC89C52 single-chip microcomputer is set humiture to be detected, when humiture exceedes setting value time, warning circuit is triggered, when temperature exceedes setting value, the P2.0 pin output low level of STC89C52 single-chip microcomputer, PNP type triode Q1 is made to be switched on, now, light emitting diode D2 is lit and starts working, buzzer U1 sounds.
As most preferred embodiment of the present utility model, as shown in Figure 3, described keyboard circuit is four tunnel stand-alone keypad circuit, mainly include the first keyboard W+, electric capacity C1, the second keyboard W-, electric capacity C2, the 3rd keyboard S+, electric capacity C3, the 4th keyboard S-and electric capacity C4, described first keyboard W+ is connected with the pin of the P3.2 of STC89C52 single-chip microcomputer with the one end after electric capacity C1 parallel connection, and the other end after the first keyboard W+ is in parallel with electric capacity C1 is connected to ground；Described second keyboard W-is connected with the pin of the P3.3 of STC89C52 single-chip microcomputer with the one end after electric capacity C2 parallel connection, and the other end after the second keyboard W-is in parallel with electric capacity C2 is connected to ground；Described 3rd keyboard S+ is connected with the pin of the P3.4 of STC89C52 single-chip microcomputer with the one end after electric capacity C3 parallel connection, and the other end after the 3rd keyboard W+ is in parallel with electric capacity C3 is connected to ground；Described 4th keyboard S-is connected with the pin of the P3.5 of STC89C52 single-chip microcomputer with the one end after electric capacity C4 parallel connection, and the other end after the 4th keyboard S-is in parallel with electric capacity C4 is connected to ground.Four keyboards are connected for setting warm and humid angle value high alarm setting with single-chip microcomputer, first keyboard W+, the second keyboard W-, the 3rd keyboard S+, the 4th keyboard S-design temperature+1, temperature-1, humidity+1, humidity-1 respectively, four electric capacity can play the effect of stabilization very well.In order to convenient utilization, only set keyboard circuit at receiving terminal, and transmitting terminal does not arrange keyboard circuit, when receiving terminal have received the humiture data sent by transmitting terminal, can judge whether to exceed capping value by single-chip microcomputer, if not above, do not report to the police, be no matter that in temperature or humidity, any one exceedes setting value and all can report to the police.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, within all spirit novel in this use and principle, any amendment of making, equivalent replacement, improvement etc., should be included within the protection domain of utility model.
Claims (6)
- null1. a wireless humiture detection and warning system，It is characterized in that: include dispensing device、First power supply、Second source and reception device，Described dispensing device all passes through wireless network and receives device communication connection，Described dispensing device includes signal and sends processor、Temperature Humidity Sensor、Radio transmitters and the first LCD display，Described signal send processor respectively with Temperature Humidity Sensor、Radio transmitters and the first LCD display connect，Described reception device includes wireless receiver、Warning circuit、Signal receiving processor、Keyboard circuit and the second LCD display，Described signal receiving processor respectively with wireless receiver、Warning circuit、Keyboard circuit and the second LCD display connect，Described radio transmitters is by the logical communication connection of wireless network and wireless receiver，Described first power supply is connected with dispensing device，Described second source is connected with receiving device.
- 2. a kind of wireless humiture detection according to claim 1 and warning system, it is characterized in that: described warning circuit includes buzzer U1, audion Q1, pressure limiting diode D1, light emitting diode D2, resistance R1 and resistance R2, the positive pole of described buzzer U1, the negative electrode of pressure limiting diode D1, the anode of light emitting diode D2 is all connected with second source, the negative electrode of described light emitting diode D2 is connected with one end of resistance R1, the anode of described pressure limiting diode D1, the other end of resistance R1, the emitter stage of audion Q1 is all connected with the negative pole of buzzer U1, the colelctor electrode of described audion Q1 is connected to ground, the base stage of audion Q1 is connected with one end of resistance R2, the other end of described resistance R2 is connected with signal receiving processor.
- 3. a kind of wireless humiture detection according to claim 1 and 2 and warning system, it is characterised in that: described signal sends processor and signal receiving processor all adopts STC89C52 single-chip microcomputer.
- 4. a kind of wireless humiture detection according to claim 1 and warning system, it is characterised in that: described Temperature Humidity Sensor adopts DHT22 sensor circuit.
- 5. a kind of wireless humiture detection according to claim 1 and warning system, it is characterised in that: described radio transmitters and wireless receiver all adopt nRF24L01 wireless communication module.
- 6. a kind of wireless humiture detection according to claim 5 and warning system, it is characterised in that: described nRF24L01 wireless communication module is also connected with helical antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620121670.3U CN205405827U (en) | 2016-02-16 | 2016-02-16 | Wireless temperature and humidity measurement and alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620121670.3U CN205405827U (en) | 2016-02-16 | 2016-02-16 | Wireless temperature and humidity measurement and alarm system |
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| Publication Number | Publication Date |
|---|---|
| CN205405827U true CN205405827U (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620121670.3U Expired - Fee Related CN205405827U (en) | 2016-02-16 | 2016-02-16 | Wireless temperature and humidity measurement and alarm system |
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| CN (1) | CN205405827U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113110165A (en) * | 2021-04-13 | 2021-07-13 | 四川轻化工大学 | Intelligent temperature and humidity monitoring and alarming system for yeast making house for making hard liquor |
-
2016
- 2016-02-16 CN CN201620121670.3U patent/CN205405827U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113110165A (en) * | 2021-04-13 | 2021-07-13 | 四川轻化工大学 | Intelligent temperature and humidity monitoring and alarming system for yeast making house for making hard liquor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20190216 |