CN202254121U - Household heat metering device based on central air conditioner and centralized heating - Google Patents
Household heat metering device based on central air conditioner and centralized heating Download PDFInfo
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- CN202254121U CN202254121U CN2011203312083U CN201120331208U CN202254121U CN 202254121 U CN202254121 U CN 202254121U CN 2011203312083 U CN2011203312083 U CN 2011203312083U CN 201120331208 U CN201120331208 U CN 201120331208U CN 202254121 U CN202254121 U CN 202254121U
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Abstract
The utility model relates to an equivalent measurement household metering device in a field equipped with a central air conditioner and centralized heating by adopting an on-off time area method. The household heat metering device based on the central air conditioner and centralized heating comprises a core CPU (Central Processing Unit) module, a periphery circuit module, a power supply module, a detection module, a control module and a communication module, wherein the control module comprises a power supply control circuit of a central air conditioner fan coil and a power supply control circuit of a room temperature control valve for centralized heating; the detection module comprises detection circuits for running state of each fan in a room and a detection circuit for the room temperature control valve; the detection circuits of the fan running state and the room temperature control valve output signals are respectively connected with corresponding I/O ports of the CPU in the core CPU module; the CPU is simultaneously provided with power supply control circuits for corresponding I/O ports to control and connect the central air conditioner fan coil and the room temperature control valve. According to the invention, the central air conditioner and centralized heating are concentrated and controlled centrally, such that the disadvantage of adopting one control scheme for the central air conditioner and a different control scheme for the centralized heating respectively is solved, and the household heat metering device has high integration degree, is low in cost and simple in construction.
Description
Technical field
The utility model relates to central air-conditioning is installed, and adopts the make-and-break time area-method to carry out a kind of equivalent metering individual household metering device in central heating field simultaneously.
Background technology
For chamber connected horizontally, minute family heating system, the room temperature on-off controller is installed on branch's branch road at each family, the recirculated water of this user's radiator is carried out break-make control the room temperature control that realizes this family.In the representative room at each family, place the room temperature remote controller simultaneously, be used to measure indoor temperature and supply user's design temperature, and these two temperature are sent to the room temperature on-off controller with wireless mode.The room temperature on-off controller is poor according to actual measurement room temperature and setting value; Confirm the start-stop ratio of on-off valve in a control cycle; And according to the break-make of this start-stop than control break-make control valve; Regulate with this and to send into indoor heat, write down and add up the turn-on time of each family on-off control valve simultaneously, according to accumulative total turn-on time at each family and combine heating area to share the heat of whole building.
And at present for adopting central air conditioner system central heating or refrigeration; Use the make-and-break time area-method to carry out the user of metering and billing simultaneously; Also not supporting with it metering device accurately and reliably; Especially the metering control of equivalent metering, this be unfavorable for the central air-conditioning user science, rationally charge.
The utility model content
The utility model is to the present situation of present increasing comprehensive employing central air-conditioning and central heating; Propose a kind of central heating individual household metering device, the centralized Control of central air-conditioning and central heating is combined, solved respectively central air-conditioning is adopted a cover control scheme based on central air-conditioning; Central heating is adopted the drawback of a cover control scheme; Reduced construction cost, integrated level is high, and construction is simple.
The technical scheme that the utility model adopted:
A kind ofly comprise the core CPU module based on central air-conditioning and central heating individual household metering device, the peripheral circuit module; Power module; Detection module, control module, communication module; Said control module comprises to the power-supplying circuit of central air-conditioning draught fan coil pipe with to the power-supplying circuit of the room temperature control valve of central heating, and detection module comprises to each fan operation status detection circuit in the room and to the testing circuit of room temperature control valve; Said fan operation state is exported the corresponding I/O port that signal is connected CPU in the core CPU module respectively with room temperature control valve testing circuit, and CPU is provided with the power-supplying circuit that corresponding I/O port controlling connects central air-conditioning fan coil and room temperature control valve simultaneously.
Described based on central air-conditioning and central heating individual household metering device; Fan operation state and room temperature control valve testing circuit contain voltage acquisition module; Voltage acquisition module contains the light-coupled isolation module; The working power signal of blower fan and room temperature control valve is divided into two-way inserts the light-coupled isolation module respectively through current-limiting resistance and unidirectional protection diode input; For central air-conditioning, an I/O input port of single-chip microcomputer in output a group of access core CPU module of two groups of light-coupled isolation modules, another group connects an I/O input interface of single-chip microcomputer in the core CPU module through output behind mould/number conversion circuit; To with the room temperature control valve, the output of two groups of light-coupled isolation modules is the direct I/O input port of single-chip microcomputer in the access core CPU module respectively.
Described based on central air-conditioning and central heating individual household metering device; The core CPU module connects the power-supplying circuit of central air-conditioning fan coil and room temperature control valve through control module; Realize Equipment Control and disable function; Said control module realizes that through the light-coupled isolation module strong and weak electricity isolates, and realizes that the input of the light-coupled isolation module of state-detection connects the equipment working power that its institute will control, an I/O input interface of single-chip microcomputer in the output connection core CPU module; Realize that the input of the light-coupled isolation module of Equipment Control connects one group of I/O output interface of single-chip microcomputer, its output control connection the working power of the equipment that will control.
Described based on central air-conditioning and central heating individual household metering device; Voltage acquisition module contains the plurality of voltages Acquisition Circuit; Realize multiport or multiple branch circuit voltage signal acquisition; The input of plurality of voltages Acquisition Circuit is through connecting an I/O interface of single-chip microcomputer in the core CPU module after mould/number conversion respectively, with range state detection and control or a plurality of branch road room temperature control valve state recognition and the control that realizes a plurality of fan coils.
Described based on central air-conditioning and central heating individual household metering device; Core CPU is connected with memory module and communication module; Memory module adopts the internal storage that CPU carries in the core CPU module, and memory module is perhaps used EEprom, ferroelectric or FLASH external memory storage; Communication module is adopted any or the combination in available BUS bus, RS485 bus, LONWORK bus, CAN bus or the wireless telecommunications, with realize to the remote collection of data with and to the Long-distance Control of blower fan and room temperature control valve.
The useful good effect of the utility model:
1, the utility model is based on central air-conditioning and central heating individual household metering device; To the present present situation of increasing comprehensive employing central air-conditioning and central heating, the centralized Control of central air-conditioning and central heating is combined, solved respectively the control scheme has been overlapped in central air-conditioning employing one; Central heating is adopted the drawback of a cover control scheme; Reduced construction cost, integrated level is high, and construction is simple.Through a plurality of branch roads in the each household are detected simultaneously and control, realized automatically adjusting according to the temperature that is provided with, reach supply as required, reduced the waste of the energy on the one hand, increased the comfort level of user's use on the one hand.
2, the utility model in conjunction with host computer, can be realized the long-range user's of reading actual operating position based on central air-conditioning and central heating individual household metering device, carries out household management according to operating position, Long-distance Control, arrearage forbidding, room temperature adjusting etc.Through control/detection module, can realize disable function: directly assign forbidding, cut off the power work loop of institute's control branch road or other external device, thereby realize Long-distance Control through administrative center to room temperature control valve or some external devices.
3, the utility model is based on central air-conditioning and central heating individual household metering device; Voltage collection circuit is simple and reliable, realizes the multiport collection easily, helps the integrated of equipment; The running status that can realize greater number room temperature control valve detects and relevant device control, has reduced application cost.Reasonable in design, to install, use simply, applicability is strong, can realize multiple branch circuit room temperature control valve duty is gathered in real time, realizes the remote transmission of operational factor and metrical information, and the realization metrical information is forever preserved.
Description of drawings
Fig. 1: the utility model individual household metering device core CPU modular circuit schematic diagram;
Fig. 2: comprise (a), (b), be the utility model individual household metering device power module circuitry schematic diagram;
Fig. 3: the utility model individual household metering device draught fan control circuit schematic diagram;
Fig. 4: the utility model individual household metering device blower fan testing circuit schematic diagram;
Fig. 5: the utility model individual household metering device analog-to-digital conversion module circuit theory diagrams;
Fig. 6: comprise (a), (b), be the utility model individual household metering device room temperature control valve control circuit schematic diagram;
Fig. 7: the utility model individual household metering device room temperature control valve testing circuit schematic diagram;
Fig. 8: the utility model individual household metering device communicating circuit schematic diagram;
Fig. 9: the utility model individual household metering device memory module circuit theory diagrams;
Figure 10: comprise (a), (b), be the utility model individual household metering device display module interface circuit schematic diagram.
The specific embodiment
Embodiment one: referring to Fig. 1～Figure 10.The utility model comprises the core CPU module based on central air-conditioning and central heating individual household metering device, the peripheral circuit module; Power module; Detection module, control module, communication module; Said control module comprises to the power-supplying circuit of central air-conditioning draught fan coil pipe with to the power-supplying circuit of the room temperature control valve of central heating, and detection module comprises to each fan operation status detection circuit in the room and to the testing circuit of room temperature control valve; Said fan operation state is exported the corresponding I/O port that signal is connected CPU in the core CPU module respectively with room temperature control valve testing circuit, and CPU is provided with the power-supplying circuit that corresponding I/O port controlling connects central air-conditioning fan coil and room temperature control valve simultaneously.
Fig. 2 is the utility model individual household metering device power module circuitry schematic diagram.
Embodiment two: referring to Fig. 1～Figure 10; Present embodiment is based on central air-conditioning and central heating individual household metering device; Different with embodiment one is; Like Fig. 4, Fig. 7, shown in Figure 5, fan operation state and room temperature control valve testing circuit contain voltage acquisition module, and voltage acquisition module contains the light-coupled isolation module; The working power signal of blower fan and room temperature control valve is divided into two-way inserts the light-coupled isolation module respectively through current-limiting resistance and unidirectional protection diode input; For central air-conditioning, an I/O input port of single-chip microcomputer in output a group of access core CPU module of two groups of light-coupled isolation modules, another group connects an I/O input interface of single-chip microcomputer in the core CPU module through output behind mould/number conversion circuit; To with the room temperature control valve, the output of two groups of light-coupled isolation modules is the direct I/O input port of single-chip microcomputer in the access core CPU module respectively.
Detection module for central air-conditioning; As shown in Figure 4; Its outside input comprises a certain static stall (DO4), zero line (220NO4) and the ginseng that connect fan coil by voltage (220LO4), and isolation detection output F4 connects the I/O interface of core CPU module CPU; Another isolation detection output U_D4 connects an input interface of analog-to-digital conversion module, obtains gathering the conversion value of voltage through analog-to-digital conversion.A/D conversion chip in analog-to-digital conversion module; Can adopt all kinds of serial parallel interfaces general on the market and single channel multi-channel A/D conversion chip; Precision more than eight as in the compatible chip of AD1671, AD7824, ADC0831, TLC1549, TLC1543, MAX120, MAX180 and follow-up release thereof any one; The interface ADDOUT of module, ADCLK, ADADDR, ADCS are connected with corresponding interface ADDOUT, ADCLK, ADADDR, the ADCS of core CPU respectively; These interfaces can be defined arbitrarily by software, can realize the collection of the sampled voltage of single channel and multichannel fan coil, and aforementioned description is referring to Fig. 5.Detection to the room temperature control valve; Referring to Fig. 7; Voltage acquisition module is divided into two-way inserts the light-coupled isolation module through current-limiting resistance and unidirectional protection diode input; The output output voltage signal of voltage collection circuit is divided into two-way AIN1, and AIN2 inserts the input of light-coupled isolation module respectively through current-limiting resistance and unidirectional protection diode, and the output of two-way light-coupled isolation module inserts the I/O input port of single-chip microcomputer in the core CPU module respectively.
Embodiment three: referring to Fig. 1～Figure 10; Present embodiment is based on central air-conditioning and central heating individual household metering device; Different with embodiment one or two is that referring to Fig. 1, Fig. 3, Fig. 6, the core CPU module connects the power-supplying circuit of central air-conditioning fan coil and room temperature control valve through control module; Realize Equipment Control and disable function; Said control module realizes that through the light-coupled isolation module strong and weak electricity isolates, and realizes that the input of the light-coupled isolation module of state-detection connects the equipment working power that its institute will control, an I/O input interface of single-chip microcomputer in the output connection core CPU module; Realize that the input of the light-coupled isolation module of Equipment Control connects one group of I/O output interface of single-chip microcomputer, its output control connection the working power of the equipment that will control.
The utility model is based on central air-conditioning and central heating individual household metering device; Core CPU is connected with memory module and communication module; Memory module can be used its CPU that has storage inside or use outside storage, exterior storage can adopt memories such as EEprom, ferroelectric, FLASH.Like Fig. 1, shown in Figure 9; Four I/O port WDOG in the CPU module, DINT_SO, W_CLK, DOUT_SI respectively with when prison storage module corresponding interface WDOG, DINT_SO, W_CLK, DOUT_SI be connected; These interfaces can be defined arbitrarily by software, and the preservation of the recorded information of realization equipment and the preservation of running parameter keep; The reset terminal RST of CPU is connected with the reset terminal RST of monitor.
Communication module is adopted any or the combination in available BUS bus, RS485 bus, LONWORK bus, CAN bus or the wireless telecommunications, realize to the remote collection of data with and to the Long-distance Control of blower fan and room temperature control valve.Like Fig. 1, shown in Figure 8, the COM_UC1 of CPU, COM_UC2, RXD, TXD connect the COM_UC1 of communication module respectively, COM_UC2, RXD, TXD are connected with host computer.
Figure 10 is the utility model individual household metering device display module interface circuit schematic diagram.
Embodiment four: referring to Fig. 1～Figure 10; Present embodiment is based on central air-conditioning and central heating individual household metering device; Different with embodiment one, two or three is; Voltage acquisition module contains the plurality of voltages Acquisition Circuit; Realize multiport or multiple branch circuit collection through the plurality of voltages Acquisition Circuit, the input of plurality of voltages Acquisition Circuit is through connecting an I/O interface of single-chip microcomputer in the core CPU module after mould/number conversion respectively, with range state detection and control or a plurality of branch road room temperature control valve state recognition and the control that realizes a plurality of fan coils.
Claims (7)
1. one kind based on central air-conditioning and central heating individual household metering device, comprises the core CPU module, the peripheral circuit module; Power module; Detection module, control module, communication module; It is characterized in that: said control module comprises to the power-supplying circuit of central air-conditioning draught fan coil pipe with to the power-supplying circuit of the room temperature control valve of central heating, and detection module comprises to each fan operation status detection circuit in the room and to the testing circuit of room temperature control valve; Said fan operation state is exported the corresponding I/O port that signal is connected CPU in the core CPU module respectively with room temperature control valve testing circuit, and CPU is provided with the power-supplying circuit that corresponding I/O port controlling connects central air-conditioning fan coil and room temperature control valve simultaneously.
2. according to claim 1 based on central air-conditioning and central heating individual household metering device; It is characterized in that: fan operation state and room temperature control valve testing circuit contain voltage acquisition module; Voltage acquisition module contains the light-coupled isolation module; The working power signal of blower fan and room temperature control valve is divided into two-way inserts the light-coupled isolation module respectively through current-limiting resistance and unidirectional protection diode input; For central air-conditioning, an I/O input port of single-chip microcomputer in output a group of access core CPU module of two groups of light-coupled isolation modules, another group connects an I/O input interface of single-chip microcomputer in the core CPU module through output behind mould/number conversion circuit; To with the room temperature control valve, the output of two groups of light-coupled isolation modules is the direct I/O input port of single-chip microcomputer in the access core CPU module respectively.
3. according to claim 1 and 2 based on central air-conditioning and central heating individual household metering device; It is characterized in that: the core CPU module connects the power-supplying circuit of central air-conditioning fan coil and room temperature control valve through control module; Realize Equipment Control and disable function; Said control module realizes the strong and weak electricity isolation through the light-coupled isolation module; The input of realizing the light-coupled isolation module of state-detection connects the equipment working power that its institute will control, an I/O input interface of single-chip microcomputer in the output connection core CPU module; Realize that the input of the light-coupled isolation module of Equipment Control connects one group of I/O output interface of single-chip microcomputer, its output control connection the working power of the equipment that will control.
4. according to claim 3 based on central air-conditioning and central heating individual household metering device; It is characterized in that: voltage acquisition module contains the plurality of voltages Acquisition Circuit; Realize multiport or multiple branch circuit voltage signal acquisition; The input of plurality of voltages Acquisition Circuit is through connecting an I/O interface of single-chip microcomputer in the core CPU module after mould/number conversion respectively, with range state detection and control or a plurality of branch road room temperature control valve state recognition and the control that realizes a plurality of fan coils.
5. according to claim 1 and 2 based on central air-conditioning and central heating individual household metering device; It is characterized in that: voltage acquisition module contains the plurality of voltages Acquisition Circuit; Realize multiport or multiple branch circuit voltage signal acquisition; The input of plurality of voltages Acquisition Circuit is through connecting an I/O interface of single-chip microcomputer in the core CPU module after mould/number conversion respectively, with range state detection and control or a plurality of branch road room temperature control valve state recognition and the control that realizes a plurality of fan coils.
6. according to claim 3 based on central air-conditioning and central heating individual household metering device; It is characterized in that: core CPU is connected with memory module and communication module; Memory module adopts the internal storage that CPU carries in the core CPU module, and memory module is perhaps used EEprom, ferroelectric or FLASH external memory storage; Communication module is adopted any or the combination in available BUS bus, RS485 bus, LONWORK bus, CAN bus or the wireless telecommunications.
7. according to claim 4 based on central air-conditioning and central heating individual household metering device; It is characterized in that: core CPU is connected with memory module and communication module; Memory module adopts the internal storage that CPU carries in the core CPU module, and memory module is perhaps used EEprom, ferroelectric or FLASH external memory storage; Communication module is adopted any or the combination in available BUS bus, RS485 bus, LONWORK bus, CAN bus or the wireless telecommunications.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203312083U CN202254121U (en) | 2011-09-06 | 2011-09-06 | Household heat metering device based on central air conditioner and centralized heating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203312083U CN202254121U (en) | 2011-09-06 | 2011-09-06 | Household heat metering device based on central air conditioner and centralized heating |
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| CN202254121U true CN202254121U (en) | 2012-05-30 |
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| CN2011203312083U Expired - Fee Related CN202254121U (en) | 2011-09-06 | 2011-09-06 | Household heat metering device based on central air conditioner and centralized heating |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650462A (en) * | 2012-06-05 | 2012-08-29 | 杭州源牌环境科技有限公司 | Wireless time sampling instrument for temperature controller of fan coil |
| CN103644597A (en) * | 2013-12-04 | 2014-03-19 | 深圳市蔚华艺科技有限公司 | On-off time area-method heat allocation system |
| CN107166689A (en) * | 2017-04-27 | 2017-09-15 | 广州晟能电子科技有限公司 | A kind of wind blower coil tube temperature controller of time equivalent type energy meter |
| CN114034107A (en) * | 2021-10-08 | 2022-02-11 | 深圳市富能新能源科技有限公司 | Central air conditioner cold energy distribution method and system |
-
2011
- 2011-09-06 CN CN2011203312083U patent/CN202254121U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650462A (en) * | 2012-06-05 | 2012-08-29 | 杭州源牌环境科技有限公司 | Wireless time sampling instrument for temperature controller of fan coil |
| CN103644597A (en) * | 2013-12-04 | 2014-03-19 | 深圳市蔚华艺科技有限公司 | On-off time area-method heat allocation system |
| CN107166689A (en) * | 2017-04-27 | 2017-09-15 | 广州晟能电子科技有限公司 | A kind of wind blower coil tube temperature controller of time equivalent type energy meter |
| CN114034107A (en) * | 2021-10-08 | 2022-02-11 | 深圳市富能新能源科技有限公司 | Central air conditioner cold energy distribution method and system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHENGZHOU CHUNQUAN ENERGY-SAVING CO., LTD. Free format text: FORMER NAME: CHUNQUAN NUANTONG ENERGY SAVING EQUIPMENT CO., LTD., ZHENGZHOU |
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| CP01 | Change in the name or title of a patent holder |
Address after: Bamboo hi tech Industrial Development Zone, Henan province Zhengzhou city 6 street 450001 No. 863 Software Park No. 1 A8 Patentee after: ZHENGZHOU CHUNQUAN ENERGY-SAVING CO., LTD. Address before: Bamboo hi tech Industrial Development Zone, Henan province Zhengzhou city 6 street 450001 No. 863 Software Park No. 1 A8 Patentee before: Zhengzhou Chunquan HVAC Energy-Saving Equipment Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20200906 |