CN103837167A - Non-contact type infrared passive radio frequency data collecting sensor - Google Patents

Abstract

The invention relates to a non-contact infrared passive radio frequency data acquisition sensor. The structure is that a radio frequency data transceiver transmits radio frequency signals to a passive radio frequency data storage and transmitter; the passive radio frequency data storage and transmitter transmits radio frequency signals according to the received radio frequency signals Charge the receiving capacitor antenna. After the capacitor antenna is fully charged, it sends information to the infrared scanner. The infrared scanner scans the pointer position of the pointer meter. After scanning, the infrared scanner sends the scanned data to the single-chip microcomputer, and the single-chip microcomputer analyzes and processes the data. After being stored and stored, the data is sent to the passive radio frequency data storage and transmitter, and the passive radio frequency data storage and transmitter sends the data to the radio frequency data transceiver through the transmitting antenna for storage. The invention can be independently installed on the dial surface of the pointer meter with a glass surface, without any wire connection and without affecting the visual reading. It can carry out non-contact passive information collection on the readings of various pointer meters.

Description

Non-Contact Infrared Passive RF Data Acquisition Sensor

technical field

The invention relates to a sensor, in particular to a non-contact infrared passive radio frequency data acquisition sensor, which is applicable to the reading acquisition of various pointer meters.

Background technique

At present, various pointer meters, such as pointer ammeters, voltmeters, pressure gauges, various mechanical position indicators, and various flow meters. Some of these meters have data acquisition functions, and some do not have data acquisition functions.

Analog meters without electronic data capture account for the majority of usage. There are also some pointer meters with data acquisition function. This kind of meters has many shortcomings. The coexistence and connection of electronic circuits and mechanical circuits will increase the process cost of equipment and the failure rate of equipment. If the meter is damaged, it must be replaced and repaired as a whole. When the meter that needs to be repaired is connected to a very important device, it is necessary to stop the entire device for processing, which will expand the scope of work and increase the maintenance cost.

Contents of the invention

Aiming at the problems in the above-mentioned prior art, the present invention provides a non-contact infrared passive radio frequency data acquisition sensor, which solves the problem in the prior art that electronic data cannot be collected for various meters.

Technical scheme of the present invention is as follows:

The radio frequency data transceiver transmits radio frequency signals to the passive radio frequency data storage and transmitter; the passive radio frequency data storage and transmitter charges the receiving capacitive antenna according to the received radio frequency signal, and sends information to the infrared scanner after the capacitive antenna is fully charged. The scanner scans the pointer position of the pointer meter, and the infrared scanner sends the scanned data to the single-chip microcomputer after scanning, and the single-chip microcomputer analyzes and stores the data and sends the data to the passive radio frequency data storage and transmitter, the passive radio frequency data The storage and transmitter sends the data to the RF data transceiver through the transmitting antenna and stores it.

The structure of the infrared scanner is as follows: the infrared emitting tube gathers the light on the reflector through the optical lens, and the reflector reflects the light to the photoresistor receiving tube, and the photoresistor receiving tube is connected with the single-chip microcomputer.

The infrared emitting tubes are arranged in a ring shape according to the range of the pointer of the meter, corresponding to the readings of the pointer of the meter one by one.

The reflector is a gauge pointer.

Described single-chip microcomputer adopts STM8S003F3P6 single-chip microcomputer.

The advantages and effects of the present invention are as follows:

It can be installed independently on the dial of a pointer meter with a glass surface, without any wire connection and without affecting the visual reading. It can carry out non-contact passive information collection on the readings of various pointer meters.

Description of drawings

Fig. 1 is a schematic block diagram of the structure principle of the present invention.

Detailed ways

The specific structure of the present invention will be described in detail below in conjunction with specific embodiments with reference to the accompanying drawings.

Example

As shown in Figure 1, the radio frequency data transceiver transmits radio frequency signals to the passive radio frequency data storage and transmitter; the passive radio frequency data storage and transmitter charges the receiving capacitive antenna according to the received radio frequency signal, and sends information after the capacitive antenna is fully charged To the infrared scanner, the infrared scanner scans the pointer position of the pointer meter, and the infrared scanner scans and sends the scanned data to the STM8S003F3P6 microcontroller, and the STM8S003F3P6 microcontroller analyzes, processes and stores the data and then sends the data to the passive radio frequency data storage With the transmitter, the passive RF data storage and transmitter sends the data to the RF data transceiver through the transmitting antenna and stores it.

The structure of the infrared scanner is as follows: the infrared emission tube gathers the light on the pointer of the reflector through the optical lens, and the reflector reflects the light to the photoresistor receiving tube, and the photoresistor receiving tube is connected with the STM8S003F3P6 single-chip microcomputer.

The infrared emitting tubes are arranged in a ring shape according to the range of the pointer of the meter, corresponding to the readings of the pointer of the meter one by one.

The infrared scanning collector of the present invention can scan the pointer of the meter to form a level curve. When the position of the pointer changes, the level curve will change, and the reading of the pointer is formed after being processed by a single-chip microcomputer for storage and transmission.

The above are specific embodiments of the present invention and the applied technical principles. Any equivalent transformation based on the technical solution of the present invention falls within the scope of protection of the present invention.

Claims (5)

1. The non-contact infrared passive radio frequency data acquisition sensor is characterized in that the radio frequency data transceiver transmits radio frequency signals to the passive radio frequency data storage and transmitter; the passive radio frequency data storage and transmitter is based on the received radio frequency signal to the receiving capacitive antenna After charging, the capacitive antenna is fully charged and sends information to the infrared scanner. The infrared scanner scans the pointer position of the pointer meter. After scanning, the infrared scanner sends the scanned data to the single-chip microcomputer. The data is sent to the passive radio frequency data storage and transmitter, and the passive radio frequency data storage and transmitter sends the data to the radio frequency data transceiver through the transmitting antenna for storage. 2. The non-contact infrared passive radio frequency data acquisition sensor according to claim 1, characterized in that the structure of the infrared scanner is that the infrared emitting tube gathers the light on the reflector through the optical lens, and the reflector gathers the light The light is reflected to the photoresistor receiving tube, and the photoresistor receiving tube is connected with the single-chip microcomputer. 3. The non-contact infrared passive radio frequency data acquisition sensor according to claim 2, characterized in that the infrared emitting tubes are arranged in a ring shape according to the range of the meter pointer, corresponding to the meter pointer readings one by one. 4. The non-contact infrared passive radio frequency data acquisition sensor according to claim 2, characterized in that said reflector is a meter pointer. 5. The non-contact infrared passive radio frequency data acquisition sensor according to claim 1 or 2, characterized in that said single-chip microcomputer adopts STM8S003F3P6 single-chip microcomputer.

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