CN210958654U - Water and electricity integrated acquisition meter - Google Patents
Water and electricity integrated acquisition meter Download PDFInfo
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- CN210958654U CN210958654U CN201921987116.3U CN201921987116U CN210958654U CN 210958654 U CN210958654 U CN 210958654U CN 201921987116 U CN201921987116 U CN 201921987116U CN 210958654 U CN210958654 U CN 210958654U
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Abstract
The utility model discloses a water and electricity integrated acquisition meter, which comprises a clock module, a central processing unit, a display, a wifi communication circuit, a storage module, an electric energy metering module, a flow metering module, a protection circuit, a voltage transformer and a current transformer, wherein the clock module, the display, the wifi communication circuit, the storage module, the electric energy metering module, the flow metering module and the protection circuit are electrically connected with the central processing unit, and the voltage transformer and the current transformer are electrically connected with the electric energy metering module; the utility model provides a design is simple, combines water table and ammeter to carry out the integrative collection of water and electricity of unifying the collection table.
Description
Technical Field
The utility model relates to an acquisition table field, more specifically the saying so, it relates to integrative acquisition table of water and electricity.
Background
The traditional two-type concentrator only supports the reading of an electric meter, does not read a water meter and cannot collect water and electricity, the reading of the water meter is mainly maintained manually or through other hardware equipment at present, and the scheme causes high operation cost, complex engineering wiring and difficult maintenance.
Disclosure of Invention
The utility model overcomes prior art's is not enough, provides a design simply, combines water table and ammeter to carry out the integrative collection of water and electricity of unifying the collection table.
In order to solve the technical problem, the technical scheme of the utility model as follows:
the water and electricity integrated acquisition meter comprises a clock module, a central processing unit, a display, a wifi communication circuit, a storage module, an electric energy metering module, a flow metering module, a protection circuit, a voltage transformer and a current transformer, wherein the clock module, the display, the wifi communication circuit, the storage module, the electric energy metering module, the flow metering module and the protection circuit are electrically connected with the central processing unit, and the voltage transformer and the current transformer are electrically connected with the electric energy metering module; the flow metering module comprises a magnetic resistor R31, a magnetic resistor R32, a capacitor C31, a capacitor C32 and an interface J1; one ends of the magnetoresistor R31 and the magnetoresistor R32 are respectively connected with one ends of the capacitor C31 and the capacitor C32, and one ends of the capacitor C31 and the capacitor C32 are connected with a third pin of the interface J1; the other ends of the magnetic resistor R31, the magnetic resistor R32, the capacitor C31 and the capacitor C32 are grounded; the first pin and the second pin of the interface J1 are connected with the central processing unit.
Further, the clock module comprises a chip U1 adopted by the central processing unit, and the clock module comprises a capacitor C21, a capacitor C22, a capacitor C23, a crystal oscillator X21 and a resistor R21; one ends of the capacitor C21 and the capacitor C22 are respectively connected with an XTAL1 pin and an XTAL2 pin of the chip U1, the other ends of the capacitor C21 and the capacitor C22 are grounded together, and two ends of the crystal oscillator X21 are connected with an XTAL1 pin and an XTAL2 pin of the chip U1; the RST pin of the chip U1 is connected to one end of the capacitor C23 and one end of the resistor R21, and the other end of the capacitor C23 and the other end of the resistor R21 are grounded together.
Further, the electric energy metering module comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a resistor R7, a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a diode D1, a diode D2, a diode D3, an inductor T1, an inductor T2, an inductor T3, a crystal oscillator X1 and a chip U2;
two ends of one side of the inductor T1 are respectively connected with the live wire port and the zero wire port and are used as a live wire outlet of the first electric energy metering unit and a zero wire of the first electric energy metering unit; the other two ends of the inductor T1 are connected with the anodes of the diode D1 and the diode D2, and the middle position of the inductor T is grounded; the cathode of the diode D1 is connected with one end of the resistor R1, the other end of the resistor R1 is connected with one end of the resistor R2 and one end of the capacitor C1, the other end of the resistor R2 is connected with the cathode of the diode D3, one end of the capacitor C2, one end of the resistor R3 and a first pin of the chip U2, the other end of the capacitor C1 is grounded together with the anode of the diode D3 and the other end of the capacitor C2, and the other end of the resistor R3 is connected with a second pin of the chip U2 and the capacitor C3; the cathode of the diode D2 is connected in series with the resistor R4 and the resistor R5, one end of the resistor R is connected with the XIN pin of the chip, and the other end of the resistor R is grounded;
two ends of one side of an inductor T2 are respectively connected with a live wire port and a zero wire port, one end of the other side of an inductor T2 is connected with one end of a resistor R6 and one end of a resistor R10, the other end of the other side of the inductor T1 is connected with one end of a resistor R7 and one end of a resistor R11, the other end of the resistor R6 is grounded with the other end of a resistor R7, the other end of the resistor R10 is connected with one end of a capacitor C4 and a VD + pin of a chip U2, and the other end of a resistor R11 is connected with the other end of a capacitor C4 and a CS pin of a chip U46;
one side of an inductor T3 is connected with a fire wire inlet in series, one end of the other side of the inductor T3 is connected with one end of a resistor R14, one end of a resistor R8 and one end of a resistor R12, the other end of the other side of the inductor T2 is connected with the other end of a resistor R14, one end of a resistor R9 and one end of a resistor R13, the other end of the resistor R8 is grounded with the other end of a resistor R9, the other end of the resistor R12 is connected with one end of a capacitor C5 and a MODE pin of a chip U2, and the other end of a resistor R13 is connected with the other end of a capacitor C5 and a VIN-pin;
the VREFOUT pin of the chip U2 and the VREFIN pin of the chip U2 are connected to one end of the capacitor C6, and the other end of the capacitor C6 is grounded together with two of the pins of the chip U2.
Further, a crystal oscillator X1 is connected between an EOUT pin of the chip U2 and an INT pin of the chip U2; the PFMON pin, the IIN + pin, the IIN-pin, the VA-pin and the VA + pin of the chip U2 are respectively connected with the P1.0 pin, the P1.1 pin, the P1.2 pin, the P1.4 pin, the RST \ VPD pin and the RXD \ P3.0 pin of the chip U1.
Compared with the prior art, the utility model the advantage lies in:
1, the utility model has the advantages of simple and reasonable structure design, the preparation is convenient, and the practicality is strong, very easily uses widely.
2, the utility model discloses a collection table accomplishes can copying the ammeter and can copy the water gauge again, and the management of being convenient for is copied in unison. Gardens, office building, apartment, hotel carry out the water and electricity collection through this collector of installation and copy, practice thrift the supporting cost of meter, reduce the engineering wiring, convenient follow-up maintenance practices thrift the manual work greatly, satisfies intelligent management demand.
Drawings
FIG. 1 is a block diagram of the present invention;
fig. 2 is a circuit diagram of the connection between the electric energy metering module and the cpu of the present invention;
fig. 3 is a circuit diagram of the clock module and the cpu according to the present invention;
fig. 4 is a circuit diagram of the anti-shake circuit and the cpu of the flow metering module of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in fig. 1 to 4, the water and electricity integrated acquisition meter comprises a clock module, a central processing unit, a display, a wifi communication circuit, a storage module, an electric energy metering module, a flow metering module, a protection circuit, a voltage transformer and a current transformer; the clock module, the display, the wifi communication circuit, the storage module, the electric energy metering module, the flow metering module and the protection circuit are electrically connected with the central processing unit, and the voltage transformer and the current transformer are electrically connected with the electric energy metering module.
The specific circuits of the display, the wifi communication circuit, the storage module, the protection circuit, the flow metering module and the central processing unit which are electrically connected adopt a conventional design, and the specific connecting circuits and the specific circuits in the drawing are not described herein. The flow metering module realizes the metering and on-off control of water flow. The anti-shake circuit is independently designed in the flow metering module, and comprises a magnetic resistor R31, a magnetic resistor R32, a capacitor C31, a capacitor C32 and an interface J1; one ends of the magnetoresistor R31 and the magnetoresistor R32 are respectively connected with one ends of the capacitor C31 and the capacitor C32, and one ends of the capacitor C31 and the capacitor C32 are connected with a third pin of the interface J1; the other ends of the magnetic resistor R31, the magnetic resistor R32, the capacitor C31 and the capacitor C32 are grounded; the first pin and the second pin of the interface J1 are connected to the cpu (P2.5 pin and P2.6 pin of the general cpu chip U1). The anti-shake circuit composed of the capacitor and the magnetic resistor is input into the central processing unit, so that when two pulse signals are generated, an effective pulse counting is carried out, and a P2.5 pin and a P2.6 pin of the central processing unit U1 are used as pulse input ends. The situation that the count is inaccurate is effectively prevented to add by the magnetic resistance and the artificial additional magnet from happening because when the unreasonable change of resistance is detected, external magnetic interference can be determined, thereby stopping pulse counting, and the corresponding channel can be closed by the flow metering module, and water supply is stopped.
Specifically, the clock module of the chip U1 used by the central processing unit includes a capacitor C21, a capacitor C22, a capacitor C23, a crystal oscillator X21, and a resistor R21; one ends of the capacitor C21 and the capacitor C22 are respectively connected with an XTAL1 pin and an XTAL2 pin of the chip U1, the other ends of the capacitor C21 and the capacitor C22 are grounded together, and two ends of the crystal oscillator X21 are connected with an XTAL1 pin and an XTAL2 pin of the chip U1; the RST pin of the chip U1 is connected to one end of the capacitor C23 and one end of the resistor R21, and the other end of the capacitor C23 and the other end of the resistor R21 are grounded together. The accurate timing function is provided, the common timing of the electric energy metering module and the flow metering module can be realized, and the design of a timing circuit is reduced.
The electric energy metering module comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a resistor R7, a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a diode D1, a diode D2, a diode D3, an inductor T1, an inductor T2, an inductor T3, a crystal oscillator X1 and a chip U2.
Two ends of one side of the inductor T1 are respectively connected with the live wire port and the zero wire port and are used as a live wire outlet of the first electric energy metering unit and a zero wire of the first electric energy metering unit; the other two ends of the inductor T1 are connected with the anodes of the diode D1 and the diode D2, and the middle position of the inductor T is grounded; the cathode of the diode D1 is connected with one end of the resistor R1, the other end of the resistor R1 is connected with one end of the resistor R2 and one end of the capacitor C1, the other end of the resistor R2 is connected with the cathode of the diode D3, one end of the capacitor C2, one end of the resistor R3 and a first pin of the chip U2, the other end of the capacitor C1 is grounded together with the anode of the diode D3 and the other end of the capacitor C2, and the other end of the resistor R3 is connected with a second pin of the chip U2 and the capacitor C3; the cathode of the diode D2 is connected in series with the resistor R4 and the resistor R5, one end of the resistor R is connected with the XIN pin of the chip, and the other end of the resistor R is grounded;
two ends of one side of an inductor T2 are respectively connected with a live wire port and a zero wire port, one end of the other side of an inductor T2 is connected with one end of a resistor R6 and one end of a resistor R10, the other end of the other side of the inductor T1 is connected with one end of a resistor R7 and one end of a resistor R11, the other end of the resistor R6 is grounded with the other end of a resistor R7, the other end of the resistor R10 is connected with one end of a capacitor C4 and a VD + pin of a chip U2, and the other end of a resistor R11 is connected with the other end of a capacitor C4 and a CS pin of a chip U46;
one side of an inductor T3 is connected with a fire wire inlet in series, one end of the other side of the inductor T3 is connected with one end of a resistor R14, one end of a resistor R8 and one end of a resistor R12, the other end of the other side of the inductor T2 is connected with the other end of a resistor R14, one end of a resistor R9 and one end of a resistor R13, the other end of the resistor R8 is grounded with the other end of a resistor R9, the other end of the resistor R12 is connected with one end of a capacitor C5 and a MODE pin of a chip U2, and the other end of a resistor R13 is connected with the other end of a capacitor C5 and a VIN-pin;
the VREFOUT pin of the chip U2 and the VREFIN pin of the chip U2 are connected to one end of the capacitor C6, and the other end of the capacitor C6 is grounded together with two of the pins of the chip U2. The design circuit of the electric energy metering module can accurately measure the voltage instantaneous value, the current instantaneous value, the voltage effective value, the current effective value, the power and the energy in the positive and negative directions, and has power direction output indication.
The crystal oscillator X1 is connected between the EOUT pin of the chip U2 and the INT pin of the chip U2; the PFMON pin, the IIN + pin, the IIN-pin, the VA-pin and the VA + pin of the chip U2 are respectively connected with the P1.0 pin, the P1.1 pin, the P1.2 pin, the P1.4 pin, the RST \ VPD pin and the RXD \ P3.0 pin of the chip U1, so that data transmission between the electric energy metering module and the central processing unit is realized.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the concept of the present invention, and these improvements and decorations should also be considered as the protection scope of the present invention.
Claims (4)
1. The water and electricity integrated acquisition meter is characterized by comprising a clock module, a central processing unit, a display, a wifi communication circuit, a storage module, an electric energy metering module, a flow metering module, a protection circuit, a voltage transformer and a current transformer, wherein the clock module, the display, the wifi communication circuit, the storage module, the electric energy metering module, the flow metering module and the protection circuit are electrically connected with the central processing unit, and the voltage transformer and the current transformer are electrically connected with the electric energy metering module; the anti-shake circuit of the flow metering module comprises a magnetic resistor R31, a magnetic resistor R32, a capacitor C31, a capacitor C32 and an interface J1; one ends of the magnetoresistor R31 and the magnetoresistor R32 are respectively connected with one ends of the capacitor C31 and the capacitor C32, and one ends of the capacitor C31 and the capacitor C32 are connected with a third pin of the interface J1; the other ends of the magnetic resistor R31, the magnetic resistor R32, the capacitor C31 and the capacitor C32 are grounded; the first pin and the second pin of the interface J1 are connected with the central processing unit.
2. The integrated water and electricity collecting meter according to claim 1, characterized in that: the clock module comprises a capacitor C21, a capacitor C22, a capacitor C23, a crystal oscillator X21 and a resistor R21; one ends of the capacitor C21 and the capacitor C22 are respectively connected with an XTAL1 pin and an XTAL2 pin of the chip U1, the other ends of the capacitor C21 and the capacitor C22 are grounded together, and two ends of the crystal oscillator X21 are connected with an XTAL1 pin and an XTAL2 pin of the chip U1; the RST pin of the chip U1 is connected to one end of the capacitor C23 and one end of the resistor R21, and the other end of the capacitor C23 and the other end of the resistor R21 are grounded together.
3. The integrated water and electricity collecting meter according to claim 1, characterized in that: the electric energy metering module comprises a resistor R1, a resistor R2, a resistor R3, a resistor R4, a resistor R5, a resistor R6, a resistor R7, a resistor R8, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, a capacitor C5, a capacitor C6, a diode D1, a diode D2, a diode D3, an inductor T1, an inductor T2, an inductor T3, a crystal oscillator X1 and a chip U2;
two ends of one side of the inductor T1 are respectively connected with the live wire port and the zero wire port and are used as a live wire outlet of the first electric energy metering unit and a zero wire of the first electric energy metering unit; the other two ends of the inductor T1 are connected with the anodes of the diode D1 and the diode D2, and the middle position of the inductor T is grounded; the cathode of the diode D1 is connected with one end of the resistor R1, the other end of the resistor R1 is connected with one end of the resistor R2 and one end of the capacitor C1, the other end of the resistor R2 is connected with the cathode of the diode D3, one end of the capacitor C2, one end of the resistor R3 and a first pin of the chip U2, the other end of the capacitor C1 is grounded together with the anode of the diode D3 and the other end of the capacitor C2, and the other end of the resistor R3 is connected with a second pin of the chip U2 and the capacitor C3; the cathode of the diode D2 is connected in series with the resistor R4 and the resistor R5, one end of the resistor R is connected with the XIN pin of the chip, and the other end of the resistor R is grounded;
two ends of one side of an inductor T2 are respectively connected with a live wire port and a zero wire port, one end of the other side of an inductor T1 is connected with one end of a resistor R6 and one end of a resistor R10, the other end of the other side of the inductor T1 is connected with one end of a resistor R7 and one end of a resistor R11, the other end of the resistor R6 is grounded with the other end of a resistor R7, the other end of the resistor R10 is connected with one end of a capacitor C4 and a VD + pin of a chip U2, and the other end of a resistor R11 is connected with the other end of a capacitor C4 and a CS pin of a chip U46;
one side of an inductor T3 is connected with a fire wire inlet in series, one end of the other side of the inductor T2 is connected with one end of a resistor R14, one end of a resistor R8 and one end of a resistor R12, the other end of the other side of the inductor T2 is connected with the other end of a resistor R14, one end of a resistor R9 and one end of a resistor R13, the other end of the resistor R8 is grounded with the other end of a resistor R9, the other end of the resistor R12 is connected with one end of a capacitor C5 and a MODE pin of a chip U2, and the other end of a resistor R13 is connected with the other end of a capacitor C5 and a VIN-pin;
the VREFOUT pin of the chip U2 and the VREFIN pin of the chip U2 are connected to one end of the capacitor C6, and the other end of the capacitor C6 is grounded together with two of the pins of the chip U2.
4. A water and electricity integrated acquisition meter according to claim 3, characterized in that: a crystal oscillator X1 is connected between an EOUT pin of the chip U2 and an INT pin of the chip U2; the PFMON pin, the IIN + pin, the IIN-pin, the VA-pin and the VA + pin of the chip U2 are respectively connected with the P1.0 pin, the P1.1 pin, the P1.2 pin, the P1.4 pin, the RST \ VPD pin and the RXD \ P3.0 pin of the chip U1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921987116.3U CN210958654U (en) | 2019-11-18 | 2019-11-18 | Water and electricity integrated acquisition meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921987116.3U CN210958654U (en) | 2019-11-18 | 2019-11-18 | Water and electricity integrated acquisition meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210958654U true CN210958654U (en) | 2020-07-07 |
Family
ID=71374688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921987116.3U Active CN210958654U (en) | 2019-11-18 | 2019-11-18 | Water and electricity integrated acquisition meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210958654U (en) |
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2019
- 2019-11-18 CN CN201921987116.3U patent/CN210958654U/en active Active
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