TWM562397U - Electric meter with wireless sensing pre-payment function - Google Patents

Abstract

The present invention relates to a wireless induction stored value meter of the present invention, which is disposed in a casing by a power detecting unit and coupled between an input power source and a power controller, and the power detecting unit detects Measuring the power supply state of the input power supply to the power controller, and generating a power state data; a processing circuit coupled to the power detecting unit, receiving and calculating the power state data to generate an output data; and charging unit coupling processing The circuit, the charging unit receives and calculates the output data, and generates a billing data; a stored value unit is coupled to the billing unit, the stored value unit wirelessly senses a stored value medium, and the stored value unit deducts the stored value medium according to the billing data. The corresponding currency value is used to avoid damage to the stored value media and the meter due to long-term contact, thereby increasing the service life of the stored value media and the meter.

Description

Electric meter with wireless sensing stored value

This creation is related to an electric meter, especially a wireless induction stored value meter.

According to electricity consumption, energy measurement is the basis of energy management, and in order to accurately manage electricity consumption, electricity meters are used to record electricity consumption. At present, there are many types of electric meters, such as multi-function integrated electric meters, one meter can simultaneously measure a variety of power parameters, including voltage, current, power and electricity, etc., so that motor personnel can grasp various power quality parameters of power operation, and Connected to the central monitoring system via communication. There is also an electricity monitoring meter that monitors the amount of electricity used by each unit or partition or process. Or a metered-in meter, which is used for renting electricity meters for different units of the user's electricity bill, most commonly used for renting suites, dormitories, rental office buildings, factory sub-lease, shopping mall stalls, auditoriums, etc. The meter can be used for single-phase two-wire, single-phase three-wire, three-phase three-wire, three-phase four-wire, not only for digital communication, but also for automatic meter reading and billing.

For example, a meter for charging a meter is generally used for renting a suite, a dormitory, and the like to record the user's power consumption. Furthermore, the billing meter generally has a processing circuit, a billing circuit and a stored value circuit. The user can store the value by the stored value circuit, and the billing circuit calculates the degree of power consumption, and the processing circuit receives the data. The power consumption output of the billing circuit is compared with the internal power consumption of the unit, and the electricity cost corresponding to the power consumption is converted, and then the electricity cost is used to deduct the stored value stored in the stored value circuit. Until the stored value is deducted.

However, today's general-purpose electricity meter is a function of storing deductions by a user using a stored value media (such as a stored value card) to insert a metered meter, but in this way, the user uses the stored value media contact meter for a long time. The cost of the meter is easy to wear out the stored value media, and it is also easy to damage the meter.

Therefore, the present invention provides an electric meter with wireless inductive stored value, which can prevent the stored value media and the electric meter from being damaged due to long-term contact, thus solving the above problem.

In view of the above problems, the present invention provides an electric meter with wireless inductive stored value, the purpose of which is to prevent damage of the stored value medium and the electric meter due to long-term contact, thereby increasing the service life of the stored value medium and the electric meter.

For the above purposes, the wireless meter with stored value includes a casing, a power detection unit, a processing circuit, a billing unit and a stored value unit. The power detecting unit is disposed in the casing and coupled between an input power source and a power controller, and the power detecting unit detects the power supply state of the input power source to the power controller, and generates a power state data; The circuit is coupled to the power detecting unit, receives and calculates the power state data, and generates an output data; the charging unit is coupled to the processing circuit, the charging unit receives and calculates the output data, generates a billing data; and the stored value unit is coupled Connected to the charging unit, the stored value unit wirelessly senses a stored value medium, and the stored value unit deducts the currency value corresponding to the stored value medium according to the charging data.

Furthermore, the processing circuit of the present invention records the usage status data of one of the stored value media after the stored value unit wirelessly senses the stored value medium.

In addition, the wireless meter with stored value is created by the stored value unit. When sensing the stored value medium, reading one of the stored value media and transmitting the authentication data to the processing circuit, the processing circuit generates a stop signal by comparing the authentication data, and transmits a stop signal to the stored value unit to stop the lock unit Deduction of stored value media.

In addition, the wireless meter with stored value of this creation includes a communication port. The communication port is coupled to the processing circuit and connected to a remote communication device. The remote communication device adds the comparison data and transmits the data to the processing unit via the communication port and stores the data in the memory unit.

Furthermore, the wireless meter with stored value of the present invention further includes a warning unit. The warning unit is coupled to the processing circuit. When the processing circuit compares the complex comparison data with the authentication data, an abnormal signal is generated, and the warning unit generates a warning signal according to the abnormal signal.

Moreover, the resolution of the output data generated by a processing circuit of the wireless induction stored value meter of the present invention is 0.01.

In addition, the wireless induction stored value meter further includes a timing unit, which is built in the processing circuit, and the timing unit sequentially generates a timing signal, and the processing circuit stops output according to the timing signal and a stop charging schedule. Output data to the billing unit.

The function of the present invention is to provide an electric meter with wireless inductive stored value, which wirelessly senses the stored value media by the stored value unit, and deducts the value corresponding to the stored value media according to the billing data to avoid the stored value media and the meter. Damage caused by long-term contact, thereby increasing the service life of stored value media and electricity meters.

Another function of the present invention is to provide an electric meter with wireless inductive stored value, which records the usage status data of the stored value media when the stored value media wirelessly senses the stored value unit by the processing circuit to help the user effectively control The amount of electricity used to achieve the purpose of saving electricity.

Another function of the present invention is to provide an electric meter with wireless inductive stored value, The processing unit stops the deduction of the stored value media by the processing circuit comparing the authentication data to generate a stop signal, so as to prevent the thief from using the unidentified stored value media to steal electricity.

Another function of the present invention is to provide an electric meter with wireless inductive stored value, which is coupled between the processing circuit and a remote communication device by a communication port, so that the user can increase the comparison by the remote communication device. Data is stored in a memory unit to increase ease of use.

Another function of the present invention is to provide an electric meter with wireless inductive stored value, which generates a warning signal to scare theft when a processing unit compares the complex data with the authentication data by a warning unit. The electrician further increases the strength of the anti-theft function.

Another function of the present invention is to provide an electric meter with wireless inductive stored value, which can generate output data with a resolution of 0.01 by a processing circuit, and is displayed by a display unit to increase the accuracy of display unit display.

Another function of the present invention is to provide an electric meter with wireless inductive stored value, which stops the output of the output data to the billing unit by the processing circuit according to the timing signal and the stop schedule generated by the timing unit to increase the user. Convenience in use.

1‧‧‧Electric meter

10‧‧‧Chassis

11‧‧‧Power detection unit

12‧‧‧Processing Circuit

13‧‧‧ Billing unit

14‧‧‧ stored value unit

15‧‧‧Memory unit

17‧‧‧Communication埠

18‧‧‧Warning unit

19‧‧‧Display unit

2‧‧‧Power meter detection circuit

30‧‧‧Power Controller

32‧‧‧Control unit

40‧‧‧ stored value media

50‧‧‧Remote communication device

Figure 1 is a block diagram of a wireless meter with stored value stored in a first embodiment of the present invention.

Figure 2 is a block diagram of a wireless meter with stored value of a second embodiment of the present invention.

Figure 3 is a block diagram of an electric meter with wireless inductive stored value in accordance with a third embodiment of the present invention.

Figure 4 is a block diagram of an electric meter with wireless inductive stored value in accordance with a fourth embodiment of the present invention.

Certain terms are used throughout the description and following claims to refer to particular elements. Those of ordinary skill in the art should understand that a hardware manufacturer may refer to the same component by a different noun. The scope of this specification and the subsequent patent application do not use the difference of the names as the means for distinguishing the elements, but the difference in function of the elements as the criterion for distinguishing. The term "including" as used throughout the specification and subsequent claims is an open term and should be interpreted as "including but not limited to".

In order to give your reviewers a better understanding and understanding of the structural features and the efficacies achieved, please refer to the preferred examples and the detailed descriptions as follows: please refer to Figure 1, which is A block diagram of a wireless inductive stored value meter of a first embodiment of the present invention. As shown in the figure, the wireless induction stored value meter 1 is coupled to a power meter detection circuit 2 for detecting the power meter detection circuit 2, and the power meter detection circuit 2 is used for power generation. One of the input power (and power) supplied by the company is transmitted to a power controller 30, such as a single-phase two-wire, single-phase three-wire, three-phase three-wire or three-phase four-wire AC power supply supplied by the power company. The input power is transmitted to the power controller 30, so the input power is a single phase power supply or a three phase power supply. The power meter detection circuit 2 is coupled to at least one power controller 30. In this embodiment, the power meter detection circuit 2 is coupled to a power controller 30. However, the present invention does not limit the power meter detection circuit 2 to only be coupled. Connected to a power controller 30, the power meter detection circuit 2 can also be coupled to a plurality of power controllers 30. Each power controller 30 is coupled to at least one control unit 32 for transmitting power through the power meter detection circuit 2. The power required by the power controller 30, wherein the controllable unit 32 generally refers to electronic devices of various workplaces, such as computers, televisions, printers or photocopiers, and the like.

Referring to FIG. 1 , the meter 1 with wireless inductive stored value includes a casing 10 , a power detecting unit 11 , a processing circuit 12 , a billing unit 13 , and a stored value unit 14 . The power detecting unit 11 is disposed in the casing 10 and coupled between an input power source and a power controller 30. In this embodiment, the power meter detecting circuit 2 receives the input power and supplies the input power to the power source. The power controller 30 is located between the power meter detection circuit 2 and the power controller 30, which is equivalent to coupling between the input power source and the power controller 30, and the power detecting unit 11 detects the input. The power supply is supplied to the power supply state of the power controller 30, and generates a power state data, such as a total voltage value or a total current value of the power supplied from the power meter detection circuit 2 to the power controller 30, for the power meter detection circuit 2 The power required by the control unit 32 is supplied, so that the power detecting unit 11 detects the state of the power of the power meter detecting circuit 2, and the power detecting unit 11 detects that the power meter detecting circuit 2 supplies the power. The state of the power of the control unit 32 is the result of the power usage detection.

The processing circuit 12 is coupled to the power detecting unit 11 and receives and calculates the power state data to generate an output data, that is, the processing circuit 12 receives the power state data and learns that the power meter detecting circuit 2 is supplied according to the power state data. The state of the power of the control unit 32 can be controlled by the processing circuit 12 according to the power state data and the power consumption of the control unit 32 by the power meter detection circuit 2, which is the power consumption of the control unit 32. The processing circuit 12 can immediately know the total total power consumption of all the control units 32 at the time according to the power status data, and can also accumulate the total total power consumption to know the total total power consumption of all the control units 32. the amount.

The charging unit 13 is coupled to the processing circuit 12, and the charging unit 13 receives and calculates the output data to generate a billing data. The stored value unit 14 is coupled to the billing unit 13, and the stored value unit 14 is configured to wirelessly sense a stored value medium. 40, and the stored value unit 14 deducts the coin corresponding to the stored value media 40 according to the billing information. The value of the stored value medium 40 may be a financial card having a wireless sensing function, a credit card or a stored value card; or may be a leisure card or a card or the like. For example, the currency value corresponding to the financial card, credit card or stored value card, wherein the value corresponding to the stored value card can be repeatedly stored.

As described above, when the user senses the stored value unit 14 of the electric meter 1 using the stored value medium 40, the electric meter 1 is activated for the first time, and the deduction is performed for the second time, and it is asked whether the electric meter 1 needs to be turned off. In addition, after the meter 1 can be set for a period of time, a warning sound is sent to inform the user that the stored value media 40 needs to be wirelessly stored in the stored value unit 14 for deduction. When the stored value medium 40 cannot be deducted, the billing unit 13 A shutdown signal is generated and transmitted to the processing circuit 12, and the processing circuit 12 turns off the meter 1 according to the shutdown signal, thereby causing an open circuit between the power meter detection circuit 2 and the power controller 30, and also requires the manager of the meter 1 Restart, and the user needs to re-store the value to re-use the power.

In addition, the wireless sensing transmission mode between the stored value unit 14 of the electric meter 1 and the stored value medium 40 is a radio frequency identification (RFID) transmission method.

Moreover, the processing circuit 12 records the usage status data of one of the stored value media 40 when the stored value medium 40 wirelessly senses the stored value unit 14. The usage status data includes a usage start date, a usage deadline date, a usage time, and a power usage data. That is, when the stored value medium 40 is wirelessly sensed in the stored value unit 14 and the meter 1 is powered on, the processing circuit 12 begins to record the usage status data of the stored value medium 40, that is, the processing circuit 12 first records the use of the stored value medium 40. Start date, and start recording and timing use time, as well as the user's power consumption data during the use time, wherein the power consumption data includes voltage, current, power, power factor and power consumption, and the user next time to save The value media 40 wirelessly senses the stored value unit 14 or turns off the power of the meter 1, and the processing circuit 12 remembers The use deadline of the stored value media 40 is recorded, and then the recording is stopped. Thus, the processing circuit 12 can know the usage state of the stored value medium 40.

Moreover, since each stored value medium 40 has its own authentication data, the processing circuit 12 can use the authentication data in the stored value medium 40 to record the usage state of the stored value medium 40. Thus, the processing circuit 12 The usage status data of the different stored value media 40 can be recorded. For example, the time when the user uses the stored value media 40 is PM1:00~PM3:00 on February 2, 2016, and the processing circuit 12 records the authentication data of the stored value medium 40 as 0001, and the usage start date is 2016. PM1:00 on February 2nd, the use deadline is PM3:00 on February 2nd, 2016, the usage time is 2 hours, and the voltage, current, power, power factor and power consumption used for these 2 hours are recorded. If so, the processing circuit 12 records the usage status data of the stored value medium 40 when the stored value medium 40 wirelessly senses the stored value unit 14 to help the user effectively control the power consumption and thereby save power. purpose.

In addition, the meter 1 with wireless inductive stored value of the present invention further includes a memory unit 15. The memory unit 15 is coupled to the processing circuit 12, and the processing circuit 12 stores the usage status data of the value media 40 in the memory unit 15. The memory unit 15 can also be built in the processing circuit 12. The present invention does not limit the memory unit 15 to be built in or external to the processing circuit 12.

In addition, when the stored value unit 14 wirelessly senses the stored value medium 40, the meter 1 with the wireless inductive stored value of the embodiment reads the authentication data of the stored value medium 40 and transmits the authentication data to the processing circuit 12, and the processing circuit 12 compares the authentication data to generate a stop signal, and transmits a stop signal to the stored value unit 14 to cause the stored value unit 14 to stop debiting the stored value media 40. Thereafter, the processing circuit 12 turns off the meter 1 thereby causing an open circuit between the meter detecting circuit 2 and the power controller 30. Thus, the present invention controls the lock card unit 16 to lock the unauthenticated stored value media 40 by the processing circuit 12 generating the drive signal by comparing the authentication data, so as to prevent the thief from using the unknown stored value medium. Body 40 performs the act of stealing electricity.

Furthermore, the memory unit 15 of the embodiment can store the complex comparison data, and the processing circuit 12 sequentially reads one of the comparison data to compare the authentication data, and when one of the comparison data is different from the authentication When the data is available, a stop signal is generated. That is, the meter 1 can store multiple sets of comparison data by the memory unit 15, and can allow multiple users to use their own stored value media 40 without using the same stored value medium 40, thereby increasing the user's Convenience. In addition, the memory unit 15 can be built into the processing circuit 12 or externally connected to the processing circuit 12. This creation does not limit the manner in which the memory unit 15 is coupled to the processing circuit 12.

Please refer to FIG. 2, which is a block diagram of an electric meter 1 with wireless inductive stored value according to a second embodiment of the present invention. As shown in the figure, the difference between the embodiment and the previous embodiment is that the meter 1 with wireless inductive stored value of the embodiment further includes a communication port 17. The communication port 17 is disposed in the casing 10 of the electric meter 1. The communication port 17 is coupled to the processing circuit 12 and connected to a remote communication device 50. The remote communication device 50 can increase the comparison data and transmit the data to the processing circuit via the communication port 17. 12 is stored in the memory unit 15. Among them, the communication port 17 supports the RS-485 communication protocol, and the communication port 17 can also support wireless communication protocols, such as the Zigbee wireless transmission protocol, the Bluetooth wireless transmission protocol, or the Wi-Fi wireless transmission protocol. Thus, the present invention is coupled between the processing circuit 12 and the remote communication device 50 via the communication port 17, so that the user can increase the comparison data to the memory unit 15 by the remote communication device 50 to increase the usage. Convenience.

Please refer to FIG. 3, which is a block diagram of an electric meter 1 with wireless inductive stored value according to a third embodiment of the present invention. As shown in the figure, the embodiment differs from the above embodiment in that the meter 1 with wireless inductive stored value of the embodiment further includes an alert unit 18. The warning unit 18 is coupled to the processing circuit 12, and when the processing circuit 12 is different from the authentication data, the authentication data is different. When an abnormal signal is generated, the warning unit 18 generates a warning signal according to the abnormal signal. That is, when the user wirelessly senses the stored value on the storage unit 14 by the stored value medium 40, the processing circuit 12 compares the stored value media 40, that is, the processing circuit 12 reads the memory unit 15 one by one. The comparison data is compared with the authentication data of the comparison data and the stored value medium 40. If the comparison data is different from the authentication data, the processing circuit 12 transmits the stop signal to the stored value unit 14 In addition, an abnormal signal is generated at the same time, and an abnormal signal is transmitted to the warning unit 18. The warning unit 18 generates an alarm signal according to the abnormal signal, wherein the warning signal is an audio signal or an optical signal. For example, the warning unit 18 is a buzzer. When the buzzer receives an abnormal signal, it sends a warning sound to warn the thief. Or the warning unit 18 is a red light emitting diode. When the red light emitting diode receives the abnormal signal, the red light emitting diode emits a flashing red light to warn the power thief. Thus, the present invention generates a warning signal by the warning unit 18 when the comparison data stored in the processing circuit 12 and the memory unit 15 are different from the authentication data, so as to scare the thief and increase the anti-theft. The strength of the function.

Please refer to FIG. 4, which is a block diagram of an electric meter 1 with wireless inductive stored value according to a fourth embodiment of the present invention. As shown in the figure, the embodiment differs from the above embodiment in that the meter 1 with wireless inductive stored value of the embodiment further includes a display unit 19. The display unit 19 is coupled to the processing circuit 12, and the processing circuit 12 generates output data according to the power status data. Since the output data can indicate the total total power consumption of the control unit 32 or the accumulated power consumption, the processing circuit 12 will The output data is transmitted to the display unit 19, and the display unit 19 displays the power state of the control unit 32 according to the output data, that is, the display unit 19 displays the total total power consumption or the accumulated power consumption according to the output data, so as to facilitate the power. Let the user watch and know the total power consumption used. The processing circuit 12 can be known by the power status data of the power detecting unit 11 Outputting the voltage and current of the data, and calculating the voltage and current of the power state data, thereby knowing one of the output data power and a power factor, and transmitting the voltage, current, power and power factor of the data to the display unit 19 for display A voltage, a current, a power or a power factor of the output data is provided for viewing by the user.

In addition, since the computing power of the processing circuit 12 of the present creation can reach the second decimal place, and the resolution of the processing unit 19 of the present creation is corresponding to the computing power of the processing circuit 12, the resolution reaches 0.01, so the display unit 19 can display the processing. The resolution of the output data of the circuit 12 reaches 0.01. For example, the display unit 19 can display a voltage value of 12.21 V or a power value of 5.63 W. Thus, the present invention can generate the output data by the processing circuit 12 with a resolution of 0.01, and is displayed by the display unit 19 to increase the accuracy of the display unit 19.

Please refer to FIG. 1 . The meter 1 with wireless inductive stored value further includes a timing unit. The timing unit is built in the processing circuit 12, and the timing unit sequentially generates a timing signal. The processing circuit 12 is based on the timing signal and a timing signal. The billing schedule is stopped and the output of the output data is stopped to the billing unit 13. That is, the timing unit sequentially generates the timing signal according to the seconds, minutes and hours of the time, and the processing circuit 12 receives the timing signal to know the current time, and when the processing circuit 12 is based on the time on the stop charging schedule. When the time on the stop billing schedule is the same as the timing signal, the output data is stopped from being sent to the billing unit 13, and the billing unit 13 cannot receive the output data, and the billing cannot be performed, for example, when the billing schedule is stopped. The time set by the processing terminal PM11:00-PM11:30, and the processing circuit 12 continues to receive the timing signal. After the processing circuit 12 receives the timing signal and knows that the time is PM11:00, the transmission of the output data to the charging unit 13 is stopped. After the processing circuit 12 receives the timing signal and knows that the time is PM11:31, the processing circuit 12 starts transmitting the output data to the charging unit 13 again, so that the charging unit 13 can start to deduct. Thus, the present invention stops outputting the output data to the billing unit 13 by the processing circuit 12 according to the timing signal and the stop schedule generated by the timing unit, so as to increase the convenience of the user in use.

The stop billing schedule may be stored in the processing circuit 12 or stored in the memory unit 15 via the processing circuit 12, and the user may set the stop billing schedule by the communication port 17 in the meter 1.

This creative department is a novelty, progressive and available for industrial use. It should meet the requirements of patent applications stipulated in China's Patent Law. It is undoubtedly a new type of patent application, and the Prayer Council will grant patents as soon as possible. prayer.

However, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and the variations, shapes, structures, and spirits described in the scope of the present patent application are equivalent. Modifications are intended to be included in the scope of the present patent application.

Claims (16)

An electric meter with wireless inductive stored value includes: a casing; a power detecting unit disposed in the casing and coupled between an input power source and a power controller, the power detecting unit detecting Detecting the power supply state of the input power supply to the power controller, and generating a power state data; a processing circuit coupled to the power detecting unit, receiving and calculating the power state data, and generating an output data; a charging unit coupled to the processing circuit, the charging unit receiving and computing the output data to generate a billing data; and a stored value unit coupled to the billing unit, the stored value unit wirelessly sensing a stored value medium, The stored value unit deducts the currency value corresponding to the stored value media according to the charging data. The wireless induction stored value meter of the stored value unit and the stored value medium is a radio frequency identification system transmission mode. The electric meter with wireless inductive stored value as described in claim 1, wherein the processing circuit records one of the stored value media usage status data after the stored value unit wirelessly senses the stored value medium. An electric meter with a wireless inductive stored value as described in claim 3, further comprising a memory unit coupled to the processing circuit, the processing circuit storing the usage status data of the stored value medium in the memory unit. For example, the meter with wireless inductive stored value as described in claim 3, wherein the usage status data includes a usage start date, a usage expiration date, a usage time, and a power usage data. For example, in the meter with the wireless inductive stored value as described in claim 1, wherein the stored value unit senses the stored value medium, reading one of the stored value media and transmitting the authentication data to the processing circuit The processing circuit generates a stop signal for the authentication data, and transmits the stop signal to the stored value unit, so that the stored value unit stops debiting the stored value medium. An electric meter with a wireless inductive stored value as described in claim 6 further includes: a memory unit coupled to the processing circuit, the memory unit storing the plurality of comparison data, the processing circuit sequentially reading the data The stop signal is generated when one of the comparison data is different from the certification data when one of the comparison data is different from the certification data. The electric meter with wireless inductive stored value as described in claim 7 further includes: a warning unit coupled to the processing circuit, wherein the processing circuit is different from the authentication data when the processing data is different from the processing data. An abnormal signal is generated, and the warning unit generates a warning signal according to the abnormal signal. The electric meter with wireless inductive stored value as described in claim 8 wherein the warning signal is an audio signal or an optical signal. The wireless meter with stored value according to claim 7 further includes: a communication port coupled to the processing circuit and connected to a remote communication device, the remote communication device increases the comparison The data is transmitted to the processing circuit via the communication port and stored in the memory unit. For example, the wireless induction stored value meter described in claim 10, wherein the communication port supports the RS-485 communication protocol. An electric meter with a wireless inductive stored value as described in claim 3, further comprising: a display unit coupled to the processing circuit, the display unit displaying the control unit of the one of the power controllers according to the output data The power state or the state of use of the stored value media. An electric meter with wireless inductive stored value as described in claim 1 of the patent application, wherein the processing circuit The resulting output data has a resolution of 0.01. The electric meter with wireless inductive stored value as described in claim 12, wherein the display unit displays a voltage, a current, a power or a power factor of the output data output by the processing circuit. An electric meter with a wireless inductive stored value as described in claim 1 further includes a timing unit, which is built in the processing circuit, and the timing unit sequentially generates a timing signal, and the processing circuit is configured according to the timing signal. The output of the output data to the billing unit is stopped with a stop billing schedule. An electric meter with wireless inductive stored value as described in claim 1 wherein the input power source is a single phase power source or a three phase power source.