CN208187574U - A kind of wireless temperature measurement system - Google Patents
A kind of wireless temperature measurement system Download PDFInfo
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- CN208187574U CN208187574U CN201820657597.0U CN201820657597U CN208187574U CN 208187574 U CN208187574 U CN 208187574U CN 201820657597 U CN201820657597 U CN 201820657597U CN 208187574 U CN208187574 U CN 208187574U
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- circuit
- signal
- measurement system
- wireless
- temperature measurement
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Abstract
The utility model discloses a kind of wireless temperature measurement systems, and including the wireless launcher for temperature acquisition, reception device, wireless launcher and reception device for temperature acquisition are wirelessly connected, and the utility model structure is simple, and precision is high, broad quantum.Using radio signal transmission, long transmission distance, strong interference immunity is easy to use.
Description
Technical field
The utility model relates to a kind of wireless temperature measurement systems.
Background technique
The temperature measuring instrument of tradition on the market is all to draw cable from sensor to reach display panel or host mostly
Just it is capable of measuring the variation of temperature.Or leakproofness strong for some corrosivity is high, temperature measures and host is apart from remote environment, measurement
Environment needs rotary oscillation, or even in the case where can not providing power supply, wired temperature measurement implements relatively difficult.
Utility model content
The purpose of the utility model is to overcome the deficiencies in existing product, provide a kind of wireless temperature measurement system.
In order to achieve the above object, the utility model is achieved through the following technical solutions:
A kind of wireless temperature measurement system is used for temperature acquisition including the wireless launcher for temperature acquisition, reception device
Wireless launcher and reception device be wirelessly connected, the wireless launcher for temperature acquisition includes primary processor, temperature
Sensor, signal RF transmitting line, signal acquisition amplifying circuit, power-supply battery, filter circuit, analog to digital conversion circuit, hardware
House dog, button inputting circuits, display circuit, temperature sensor connect filter circuit, filtering by signal acquisition amplifying circuit
Circuit connection analog to digital conversion circuit, power-supply battery, analog to digital conversion circuit, hardware watchdog, button inputting circuits, display circuit,
Signal RF transmitting line all connects primary processor.
Reception device includes that main processing block, signal RF receive circuit, keyboard input module, display circuit, hardware are seen
Door dog module, communicating circuit, signal output apparatus, outputting circuit for relay, switching power circuit, signal RF reception circuit,
Keyboard input module, hardware watchdog module, communicating circuit, signal output apparatus, outputting circuit for relay, is opened display circuit
Powered-down source circuit is all connect with main processing block.
Signal output apparatus is 4-20mA signal output apparatus.
Communicating circuit is 485 communicating circuits.
Display circuit is liquid crystal display circuit.
The beneficial effects of the utility model are as follows: structure is simple, and precision is high, broad quantum.Using radio signal transmission, transmission
Distance is remote, and strong interference immunity is easy to use.
Detailed description of the invention
Fig. 1 is the system block diagram for the wireless launcher for temperature acquisition；
Fig. 2 is reception device system block diagram.
Specific embodiment
The technical solution of the utility model is described further with reference to the accompanying drawings of the specification:
As shown in Figure 1, a kind of wireless temperature measurement system is used including the wireless launcher for temperature acquisition, reception device
It is wirelessly connected in the wireless launcher and reception device of temperature acquisition, the wireless launcher for temperature acquisition includes main place
Manage device 1, temperature sensor 2, signal RF transmitting line 3, signal acquisition amplifying circuit 4, power-supply battery 5, filter circuit 6, mould
Number conversion circuit 7, hardware watchdog 8, button inputting circuits 9, display circuit 10, temperature sensor 2 are amplified by signal acquisition
Circuit 4 connects filter circuit 6, and filter circuit 6 connects analog to digital conversion circuit 7, and power-supply battery 5, analog to digital conversion circuit 7, hardware are seen
Door dog 8, button inputting circuits 9, display circuit 10, signal RF transmitting line 3 all connect primary processor 1.The primary processor 1
Will after the command information that button inputting circuits 9 input and the information processing that analog to digital conversion circuit 7 inputs by display circuit 10 into
Row display, and issued temperature signal by signal RF transmitting line 3.
As shown in Fig. 2, reception device include main processing block 11, signal RF receive circuit 12, keyboard input module 13,
Display circuit 14, hardware watchdog module 15, communicating circuit 16, signal output apparatus 17, outputting circuit for relay 18, switch electricity
Source circuit 19, signal RF receive circuit 12, keyboard input module 13, display circuit 14, hardware watchdog module 15, communication electricity
Road 16, signal output apparatus 17, outputting circuit for relay 18, switching power circuit 19 are all connect with main processing block 11.It is described
The command information and signal RF that main processing block 11 inputs keyboard input module 13 receive the received information processing of circuit 12
It is shown afterwards by display circuit 14, passes through 17 output signal of signal output apparatus, the output switch of outputting circuit for relay 18
Signal is measured, is communicated by communicating circuit 16.Signal output apparatus 17 is 4-20mA signal output apparatus 17.
Communicating circuit 16 is 485 communicating circuits.Display circuit 10 is liquid crystal display circuit.
The utility model signal RF transmitting line 3 can carry out overlength distance transmission to measurement data.
The utility model signal acquisition amplifying circuit 4 selects most suitable amplification to the signal acquisition that temperature sensor is fed back
Multiple amplified signal.Power supply of the utility model for the wireless launcher of temperature acquisition is powered using power-supply battery 5, therefore
Power consumption is ultralow, is not necessarily to lead external power supply, battery altering convenience, durable.
The utility model filter circuit 6 filters interference signal.
The utility model analog to digital conversion circuit 7 digitizes analog signal.
The utility model hardware watchdog 8 is to 1 monitoring and reset of primary processor.
The utility model button inputting circuits 9 can carry out engineering parameter setting to temperature sensor.
The utility model liquid crystal display circuit 10 shows Current Temperatures measured value.
The utility model signal RF receives circuit 12 for receiving data, and anti-interference ability is extremely strong.
The utility model keyboard input module 13 can carry out parameter setting.
The utility model display circuit 14 shows Current Temperatures measured value and bound alarming value.
The utility model hardware watchdog module 15 is to 11 monitoring and reset of primary processor.
The utility model 4-20mA signal output apparatus 17 exports electric current 4 and arrives 20mA.
The utility model outputting circuit for relay 18 exports on-off model.
The utility model switching power circuit 19 provides stabilized power supply.
The utility model structure is simple, and precision is high, broad quantum.Using radio signal transmission, long transmission distance, anti-interference
By force, easy to use.
It should be noted that listed above is only a kind of specific embodiment of the utility model.Obviously, the utility model
Above embodiments are not limited to, it can also be there are many deforming, in short, those skilled in the art can disclose from the utility model
Content all deformations for directly exporting or associate, be considered as the protection scope of the utility model.
Claims (5)
1. a kind of wireless temperature measurement system, which is characterized in that including the wireless launcher for temperature acquisition, reception device, use
It is wirelessly connected in the wireless launcher and reception device of temperature acquisition, the wireless launcher for temperature acquisition includes
Primary processor (1), temperature sensor (2), signal RF transmitting line (3), signal acquisition amplifying circuit (4), power-supply battery
(5), filter circuit (6), analog to digital conversion circuit (7), hardware watchdog (8), button inputting circuits (9), display circuit (10), institute
Temperature sensor (2) are stated by signal acquisition amplifying circuit (4) connection filter circuit (6), the filter circuit (6) connects modulus
Conversion circuit (7), the power-supply battery (5), hardware watchdog (8), button inputting circuits (9), show analog to digital conversion circuit (7)
Show that circuit (10), signal RF transmitting line (3) all connect primary processor (1).
2. a kind of wireless temperature measurement system according to claim 1, which is characterized in that the reception device includes main processing block
(11), signal RF receives circuit (12), keyboard input module (13), display circuit (14), hardware watchdog module (15), leads to
Interrogate circuit (16), signal output apparatus (17), outputting circuit for relay (18), switching power circuit (19), the signal RF
Receive circuit (12), keyboard input module (13), display circuit (14), hardware watchdog module (15), communicating circuit (16), letter
Number output circuit (17), outputting circuit for relay (18), switching power circuit (19) are all connect with main processing block (11).
3. a kind of wireless temperature measurement system according to claim 2, which is characterized in that the signal output apparatus (17) is 4-
20mA signal output apparatus (17).
4. a kind of wireless temperature measurement system according to claim 2, which is characterized in that the communicating circuit (16) is 485 communications
Circuit.
5. a kind of wireless temperature measurement system according to claim 1, which is characterized in that the display circuit (10) is liquid crystal display
Circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820657597.0U CN208187574U (en) | 2018-05-04 | 2018-05-04 | A kind of wireless temperature measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820657597.0U CN208187574U (en) | 2018-05-04 | 2018-05-04 | A kind of wireless temperature measurement system |
Publications (1)
| Publication Number | Publication Date |
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| CN208187574U true CN208187574U (en) | 2018-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820657597.0U Active CN208187574U (en) | 2018-05-04 | 2018-05-04 | A kind of wireless temperature measurement system |
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| CN (1) | CN208187574U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664958A (en) * | 2020-05-29 | 2020-09-15 | 科大智能电气技术有限公司 | Wireless temperature measurement system and temperature measurement method thereof |
-
2018
- 2018-05-04 CN CN201820657597.0U patent/CN208187574U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111664958A (en) * | 2020-05-29 | 2020-09-15 | 科大智能电气技术有限公司 | Wireless temperature measurement system and temperature measurement method thereof |
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