CN111402564A - Sensor wireless module - Google Patents
Sensor wireless module Download PDFInfo
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- CN111402564A CN111402564A CN202010296575.8A CN202010296575A CN111402564A CN 111402564 A CN111402564 A CN 111402564A CN 202010296575 A CN202010296575 A CN 202010296575A CN 111402564 A CN111402564 A CN 111402564A
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- module
- wireless
- sensor
- processing unit
- flat cable
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
Abstract
The invention relates to a sensor wireless module, which comprises a sending end and a receiving end; the transmitting end comprises a first power module, a sensor flat cable, a sensor, a wireless transmitting flat cable, a wireless transmitting module, an analog-to-digital conversion module and a first processing unit, and the receiving end comprises a second processing unit, a second power module, a wireless receiving flat cable, a wireless receiving module, a digital-to-analog conversion module and an output circuit; a separate sending end and a separate receiving end are adopted, and the sending end and the receiving end are respectively provided with a wireless sending module and a wireless receiving module, so that the function of wireless communication is realized. The sensor at the sending end is connected with the analog-to-digital conversion module arranged on the first processing unit by adopting a flat cable, so that the replaceable function of the sensor is realized. The wireless transmitting module, the wireless receiving module and the sensor are all designed in a separated mode, so that the sensor wireless module is high in adaptability.
Description
Technical Field
The invention relates to the technical field of sensors, in particular to a sensor wireless module.
Background
The sensor (english name: transducer/sensor) is a detection device, which can sense the measured information and convert the sensed information into electric signals or other information in required form according to a certain rule to output, so as to meet the requirements of information transmission, processing, storage, display, recording, control and the like.
The sensor features include: miniaturization, digitalization, intellectualization, multifunction, systematization and networking. The method is the first link for realizing automatic detection and automatic control. The existence and development of the sensor enable the object to have the senses of touch, taste, smell and the like, and the object slowly becomes alive. Generally, the sensor is classified into ten categories, i.e., a thermosensitive element, a photosensitive element, a gas-sensitive element, a force-sensitive element, a magnetic-sensitive element, a humidity-sensitive element, a sound-sensitive element, a radiation-sensitive element, a color-sensitive element, and a taste-sensitive element, according to their basic sensing functions.
The existing sensors are required to be connected with data lines when in measurement, but on some measurement sites, the wiring is inconvenient, so that the wireless sensors are used for measurement, most of the existing wireless sensors are integrated together, and each parameter to be measured needs a single wireless sensor, so that the cost is high.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a sensor wireless module, which can solve the problem that wireless communication is required during measurement of a sensor, and can replace different types of sensors, thereby reducing the cost and improving the adaptability of the sensor wireless module.
The sensor wireless module comprises a sending end and a receiving end;
the transmitting end comprises a first power module, a sensor flat cable, a sensor, a wireless transmitting flat cable, a wireless transmitting module, an analog-to-digital conversion module and a first processing unit, the wireless transmitting flat cable is connected with the first processing unit, the sensor flat cable is connected with the first processing unit through the analog-to-digital conversion module, the sensor and the wireless transmitting module are respectively connected to the sensor flat cable and the wireless transmitting flat cable, and the first power module is connected with the first processing unit, the wireless transmitting flat cable and the analog-to-digital conversion module;
the receiving end comprises a second processing unit, a second power supply module, a wireless receiving flat cable, a wireless receiving module, a digital-to-analog conversion module and an output circuit; the wireless receiving flat cable and the digital-to-analog conversion module are connected to the second processing unit, the wireless receiving module is connected to the wireless receiving flat cable, the digital-to-analog conversion module is connected with the output circuit, and the second power supply module is connected with the second processing unit and the digital-to-analog conversion module.
Further, the first processing unit is an IAP15 series single chip microcomputer, and the second processing unit is an STC15 series single chip microcomputer.
Furthermore, the wireless transmitting flat cable comprises three transmitting flat cables with different plug wire numbers, data wires of the three transmitting flat cables are connected with the first processing unit, grounding wires of the three transmitting flat cables are grounded, and power wires of the three transmitting flat cables are connected with the first power module; the wireless receiving flat cable is provided with three receiving flat cables corresponding to the wireless transmitting flat cables, data lines of the three receiving flat cables are connected with the second processing unit, grounding lines of the three transmitting flat cables are grounded, and power lines of the three transmitting flat cables are connected with the second power module.
Further, the first power supply module and the second power supply module both output power through an HT7333 voltage stabilizer.
Furthermore, the first power module is a lithium battery and is charged through a lithium battery charging circuit.
Further, the model of the analog-to-digital conversion module is HX720D, and the model of the digital-to-analog conversion module is D81.
Further, the second processing unit is provided with a dial switch.
Further, the output circuit comprises a signal amplification circuit, a voltage follower and an output interface, and the signal amplification circuit and the voltage follower are connected with the output interface.
Furthermore, the first processing unit is also provided with a reserved function module.
Compared with the prior art, the sensor wireless module has the following beneficial effects:
(1) a separate sending end and a separate receiving end are adopted, and the sending end and the receiving end are respectively provided with a wireless sending module and a wireless receiving module, so that the function of wireless communication is realized.
(2) The sensor at the sending end is connected with the analog-to-digital conversion module arranged on the first processing unit by adopting a flat cable, so that the replaceable function of the sensor is realized.
(3) The wireless transmitting module, the wireless receiving module and the sensor are all designed in a separated mode, so that the sensor wireless module is high in adaptability.
Drawings
The invention is further described below with reference to the following figures and examples:
FIG. 1 is a block diagram of the mechanism of the present invention;
fig. 2 is a schematic circuit diagram of a transmitting end according to the present invention;
FIG. 3 is a schematic circuit diagram of a receiving end according to the present invention;
fig. 4 is a schematic circuit diagram of a lithium battery charging circuit according to the present invention.
Detailed Description
As shown in fig. 1-4: the sensor wireless module of the embodiment comprises a transmitting end and a receiving end, wherein the transmitting end comprises a first power module VCC1, a sensor flat cable J5, a sensor, a wireless transmitting flat cable, a wireless transmitting module, an analog-to-digital conversion module U4 and a first processing unit U2, the wireless transmitting flat cable is connected with the first processing unit U2, the sensor flat cable J5 is connected with a first processing unit U2 through an analog-to-digital conversion module U4, the sensor and the wireless transmitting module are respectively connected with a sensor flat cable J5 and the wireless transmitting flat cable, and the first power module VCC1 is connected with the first processing unit U2, the wireless transmitting flat cable and the analog-to-digital conversion module U4;
the receiving end comprises a second processing unit U3, a second power supply module VCC2, a wireless receiving flat cable, a wireless receiving module, a digital-to-analog conversion module U5 and an output circuit; the wireless receiving flat cable and the digital-to-analog conversion module U5 are both connected to the second processing unit U3, the wireless receiving module is connected to the wireless receiving flat cable, the digital-to-analog conversion module U5 is connected to the output circuit, and the second power supply module VCC2 is connected to the second processing unit U3 and the digital-to-analog conversion module U5.
A separate sending end and a separate receiving end are adopted, and the sending end and the receiving end are respectively provided with a wireless sending module and a wireless receiving module, so that the function of wireless communication is realized. The sensor at the transmitting end is connected with an analog-to-digital conversion module U4 arranged on the first processing unit U2 by adopting a flat cable, so that the replaceable function of the sensor is realized. The wireless transmitting module, the wireless receiving module and the sensor are all designed in a separated mode, so that the sensor wireless module is high in adaptability.
In this embodiment, the first processing unit U2 is an IAP15 series single chip microcomputer, and the second processing unit U3 is an STC15 series single chip microcomputer, and both are chips packaged by SOP 16.
In this embodiment, the wireless transmission flat cable includes three transmission flat cables with different plug wire numbers, data lines of the three transmission flat cables are connected with the first processing unit U2, grounding lines of the three transmission flat cables are grounded, and power lines of the three transmission flat cables are connected with the first power module VCC 1; the wireless receiving flat cable is provided with three receiving flat cables corresponding to the wireless transmitting flat cable, data lines of the three receiving flat cables are connected with the second processing unit U3, grounding wires of the three receiving flat cables are grounded, power lines of the three receiving flat cables are connected with the second power module VCC2, and three different flat cable interfaces are used for providing various specifications, so that the wireless receiving flat cable can adapt to various types of wireless transmitting modules and wireless receiving modules.
In this embodiment, the first power module VCC1 and the second power module VCC2 both output power through the HT7333 regulator, and the power lines of the wireless transmitting cable and the wireless receiving cable are connected to the output terminal of the regulator, so as to connect to the first power module VCC1 and the second power module VCC 2.
In this embodiment, the first power module VCC1 is a lithium battery and is charged through a lithium battery charging circuit, the core of the lithium battery charging circuit is a current mode PWM switched lithium battery charging controller with the model number EUP8207, a gate pin of the charging controller is connected with a gate of a mos tube Q7, so as to control the charging process, the lithium battery charging circuit is provided with a charging interface J2, and the lithium battery is charged through the charging interface J2.
In this embodiment, the model of the analog-to-digital conversion module U4 is HX720D, and the model of the digital-to-analog conversion module U5 is D81.
In this embodiment, the second processing unit U3 is provided with a two-position dial switch, and a binary instruction is input through the two-position dial switch to control the function operation of the second processing unit U3.
In this embodiment, the output circuit includes signal amplification circuit, voltage follower and output interface, signal amplification circuit and voltage follower all with output interface connection, signal amplification circuit and voltage follower constitute by operational amplifier, digital-to-analog conversion module U5's output pin is connected with signal amplification circuit, signal amplification circuit sets up the voltage follower in parallel, signal amplification circuit amplifies analog signal wholly, the voltage follower mixes a reference level in the analog signal to the wave form of analog signal is adjusted according to the demand of receiving instrument.
In the embodiment, the pin of the IAP15 singlechip is also provided with the reserved functional module JP1, and because the circuit in the invention is difficult to weld the pin of the IAP15 singlechip again after production, the functional module with a specific function is preset on the pin of the IAP15 singlechip according to the requirement in advance, so that the customizable function is realized to a certain extent.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (9)
1. Sensor wireless module, its characterized in that: the system comprises a sending end and a receiving end;
the transmitting end comprises a first power module, a sensor flat cable, a sensor, a wireless transmitting flat cable, a wireless transmitting module, an analog-to-digital conversion module and a first processing unit, the wireless transmitting flat cable is connected with the first processing unit, the sensor flat cable is connected with the first processing unit through the analog-to-digital conversion module, the sensor and the wireless transmitting module are respectively connected to the sensor flat cable and the wireless transmitting flat cable, and the first power module is connected with the first processing unit, the wireless transmitting flat cable and the analog-to-digital conversion module;
the receiving end comprises a second processing unit, a second power supply module, a wireless receiving flat cable, a wireless receiving module, a digital-to-analog conversion module and an output circuit; the wireless receiving flat cable and the digital-to-analog conversion module are connected to the second processing unit, the wireless receiving module is connected to the wireless receiving flat cable, the digital-to-analog conversion module is connected with the output circuit, and the second power supply module is connected with the second processing unit and the digital-to-analog conversion module.
2. The sensor wireless module of claim 1, wherein: the first processing unit is an IAP15 series single chip microcomputer, and the second processing unit is an STC15 series single chip microcomputer.
3. The sensor wireless module of claim 1, wherein: the wireless transmitting flat cable comprises three transmitting flat cables with different plug wire quantities, data wires of the three transmitting flat cables are connected with the first processing unit, grounding wires of the three transmitting flat cables are grounded, and power wires of the three transmitting flat cables are connected with the first power module; the wireless receiving flat cable is provided with three receiving flat cables corresponding to the wireless transmitting flat cables, data lines of the three receiving flat cables are connected with the second processing unit, grounding lines of the three transmitting flat cables are grounded, and power lines of the three transmitting flat cables are connected with the second power module.
4. The sensor wireless module of claim 1, wherein: and the first power supply module and the second power supply module both output power through an HT7333 voltage stabilizer.
5. The sensor wireless module of claim 4, wherein: the first power supply module is a lithium battery and is charged through a lithium battery charging circuit.
6. The sensor wireless module of claim 1, wherein: the model of the analog-to-digital conversion module is HX720D, and the model of the digital-to-analog conversion module is D81.
7. The sensor wireless module of claim 1, wherein: the second processing unit is provided with a dial switch.
8. The sensor wireless module of claim 1, wherein: the output circuit comprises a signal amplification circuit, a voltage follower and an output interface, and the signal amplification circuit and the voltage follower are connected with the output interface.
9. The sensor wireless module of claim 1, wherein: the first processing unit is also provided with a reserved function module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010296575.8A CN111402564A (en) | 2020-04-15 | 2020-04-15 | Sensor wireless module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010296575.8A CN111402564A (en) | 2020-04-15 | 2020-04-15 | Sensor wireless module |
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| CN111402564A true CN111402564A (en) | 2020-07-10 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100788886B1 (en) * | 2006-11-09 | 2007-12-27 | 주식회사 제이캐스트 | Communication system for emergency management using wi-max and wi-fi transmission |
| CN201653634U (en) * | 2010-02-02 | 2010-11-24 | 于静 | Intelligent differential pressure transmitter adopting wireless transmission |
| CN203433664U (en) * | 2013-08-31 | 2014-02-12 | 吉林大学 | Flow rate acquiring device based on wireless data transmission |
| CN106785700A (en) * | 2016-11-28 | 2017-05-31 | 江苏苏威尔科技有限公司 | Carry the collector of built-in sensors |
| CN208664966U (en) * | 2017-07-27 | 2019-03-29 | 东北林业大学 | A kind of wireless Drunk-driving-prevendevice device of automobile distribution |
-
2020
- 2020-04-15 CN CN202010296575.8A patent/CN111402564A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100788886B1 (en) * | 2006-11-09 | 2007-12-27 | 주식회사 제이캐스트 | Communication system for emergency management using wi-max and wi-fi transmission |
| CN201653634U (en) * | 2010-02-02 | 2010-11-24 | 于静 | Intelligent differential pressure transmitter adopting wireless transmission |
| CN203433664U (en) * | 2013-08-31 | 2014-02-12 | 吉林大学 | Flow rate acquiring device based on wireless data transmission |
| CN106785700A (en) * | 2016-11-28 | 2017-05-31 | 江苏苏威尔科技有限公司 | Carry the collector of built-in sensors |
| CN208664966U (en) * | 2017-07-27 | 2019-03-29 | 东北林业大学 | A kind of wireless Drunk-driving-prevendevice device of automobile distribution |
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