CN201514296U - A Household Digital Heat Metering System - Google Patents

Abstract

A household digital heat metering system, including a household temperature acquisition device, a heat meter, and a communication device, is characterized in that it also includes a heat metering central data processor, a display terminal, a heat meter collector, a data uploading device, and a data hub; The indoor household temperature acquisition device of each heat user is connected with the outdoor heat metering central data processor through the communication device; the display terminal corresponds to each heat user one by one, and is connected with the heat metering central data processor through the communication device; One group of data terminals of the meter collector is connected to the heat meter, and the other group of data terminals is connected to the heat metering central data processor; the heat metering central data processor forms a computer management network with the data center through the data uploading device. It can effectively measure the temperature in the user's room, share it fairly, calculate accurately, and facilitate system network deployment for remote data reporting and centralized computer charging management.

Description

A Household Digital Heat Metering System

technical field

The utility model relates to a heating metering system, in particular to a household digital heat metering system.

Background technique

At present, heating heat metering often cannot accurately reflect the indoor temperature, and is easily disturbed by the external environment. Often, the working performance is not stable enough, resulting in unfair allocation and inaccurate metering. In addition, due to the scattered deployment of system components, the actual installation and commissioning on site are very cumbersome.

Utility model content

In order to overcome the shortcomings of the above-mentioned prior art, the purpose of this utility model is to provide a digital heat metering system for households, which can effectively measure the temperature in the user's room comprehensively, more accurately and stably measure the temperature in the reaction room, and share it fairly , accurate calculation, simple structure, high reliability, long service life, easy installation and post-maintenance, and easy system network deployment for remote data reporting and centralized computer charging management.

In order to solve the above problems, the utility model adopts the following technical solutions: the household digital heat metering system includes a household temperature acquisition device, a heat meter, a communication device, a central data processor for heat metering, a display terminal, a heat meter collector, a data uploading device, data hub; the household temperature acquisition device in each thermal user’s room is connected to the heat metering central data processor arranged outdoors through a communication device; the display terminal has multiple ones connected with each thermal user respectively One to one correspondence, and all are connected to the central data processor of heat metering through the communication device; one group of data terminals of the heat meter collector is connected to the heat meter, and the other group of data ends is connected to the central data processor of heat metering through the communication device The processors are connected; the data hub is connected in the communication device; multiple heat metering central data processors form a computer management network through the data uploading device and the data center.

As a further technical solution of the utility model:

The communication device is a wired communication line or a wireless transmitting and receiving device.

further more:

The wired communication line is an RS485 interface or a CAN interface line.

The wireless transmitting and receiving device is a Zigbee interface circuit.

The system can also include a UPS central power supply, which is a central power supply and a backup power supply system, and can maintain continuous power supply to the system through its internal battery when the municipal power grid is cut off.

The interfaces supported by the heat meter collector are RS232 and RS485 interfaces. It supports data collection of multi-manufacturers and multi-model heat meters, and converts the collected raw data in different formats and sends them to the system to complete the seamless connection between the system and heat meters.

The data uploading device is a wifi communication line, or a can communication line, or an RS485 communication line, or an Ethernet communication line, or a GPRS communication line.

The beneficial effects of the utility model are: the apportionment is fair, the calculation is accurate, and energy saving and emission reduction can be promoted. Due to the adoption of the distributed modular design idea, the interface of temperature acquisition device, measurement central data processor, display terminal and other sub-systems has been unified, the system level is clearly divided, and the system parameter configuration interface is concentrated in the central data processor, namely During the actual installation, the system installer only needs to set the parameters of the central data processor through the special software to complete the setting of the entire system, which is very convenient for product design, installation and later system maintenance. And because the utility model is attached with the central power supply protection management device, the reliability of the system is greatly enhanced. And because the utility model does not need to change the building structure, the appearance of each sub-system of the product conforms to the installation standard of weak point equipment in the building, and is easy to install and use. And because the utility model adopts the low power consumption device, the power consumption of the system can be reduced, so as to reduce the energy consumption and the common electricity cost shared by the users. Also because the system has a variety of data upload capabilities, it is convenient to realize remote data collection and monitoring.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is described further:

Fig. 1 is a general block diagram of the utility model;

Fig. 2 is a functional block diagram of the display terminal in the utility model;

Fig. 3 is a structural diagram of a display terminal in the present invention;

Fig. 4 is a functional block diagram of the heat metering central data processor of the utility model;

Fig. 5 is the structural diagram of the central data processor of heat metering in the utility model;

Fig. 6 is the functional block diagram of the heat meter collector in the utility model;

Fig. 7 is a structural diagram of the heat meter collector in the utility model.

In the figure: 1 display terminal, 2 heat meter central data processor, 3 heat meter collector, 4 communication device, 5 household temperature collection device, 6 UPS central power supply, 7 data upload device, 8 heat meter, 9 data hub.

Detailed ways

As shown in Figure 1, the household digital heat metering system consists of a household temperature acquisition device 5, a heat meter 8, a communication device 4, a heat metering central data processor 2, a display terminal 1, a heat meter collector 3, and a UPS central Power supply 6, data uploading device 7, and data hub 9 constitute.

As shown in Figure 1, Figure 2, and Figure 3, the display terminal 1 is set in the building, and is connected to the heat metering central data processor 2 through the communication device 4 and the data hub 9, and is used to display the data transmitted by the heat metering central data processor 2. The user's heat metering information.

As shown in Fig. 1, Fig. 6 and Fig. 7, the building heat meter 8 is set at the thermal entrance of the building to measure the heat consumption of the whole building, and its signal line is connected to a group of data terminals of the heat meter collector 3. The heat meter collector includes a microprocessor, a data communication interface, a heat meter, and a power supply. The heat meter collector 3 completes the data collection of the heat meter 8 for the building. Another set of data terminals of the heat meter collector 3 is connected to the heat metering central data processor 2 through the communication device 4 and the data hub 9 , and sends the collected heat consumption data to the heat metering central data processor 2 .

As shown in Figure 1, Figure 4, and Figure 5, the temperature acquisition device 5 is set in each resident room in the building, and is connected with the heat metering central data processor 2 through the communication device 4 and the data hub 9, so that each resident The real-time and effective temperature data in the room is sent to the thermal metering central data processor 2 . The heat metering central data processor includes a microprocessor, a data communication interface and a power supply. The microprocessor of the heat metering central data processor 2 distributes the temperature data sent by the temperature acquisition device 5, the total heat consumption data of the heat inlet and the area data of each user sent by the heat meter collector 3 according to the prescribed procedures , and then send the allocated heat consumption of each household to the display terminal 1 through its data communication interface, and transmit the data to the upper-level data center through the data uploading device 7 at the same time. The display terminal 1 includes a microprocessor, a display unit, a man-machine interface, a data communication interface, and a power supply. The display unit of the display terminal can display the received information.

The principle of the utility model is based on the temperature area method, which uses the principle that the heat consumption of each heat consumption unit is related to the room temperature and area under the same meteorological conditions and the same time to share the heat. This calculation principle is directly oriented to the user's actual use effect, reflecting the fairness and accuracy of heating metering and charging. Since there is no need to measure the flow of the households, the original heating structure does not need to be changed, and it is very convenient whether it is the installation of new building metering engineering or the renovation of old building metering engineering. Adopting advanced software design ideas and mainstream intelligent building equipment design framework, it is easy to install and maintain.

Claims (7)

1. A household digital heat metering system, comprising a household temperature acquisition device (5), a heat meter (8), and a communication device (4), characterized in that: it also includes a heat metering central data processor (2), a display Terminal (1), heat meter collector (3), data uploading device (7), data concentrator (9); The household temperature collecting device (5) in each thermal user's room is set by communication device (4) The outdoor heat metering central data processor (2) is connected; the said display terminal (1) has a plurality of one-to-one correspondence with each heat user, and all communicate with the heat metering center through the communication device (4). The data processor (2) is connected; one group of data terminals of the heat meter collector (3) is connected with the heat meter (8), and the other group of data terminals is connected with the heat measurement central data processor ( 2) are connected; the data hub (9) is connected in the communication device (4); multiple heat metering central data processors (2) form a computer management network through the data uploading device (7) and the data center. 2. A household digital heat metering system according to claim 1, characterized in that: said communication device (4) is a wired communication line or a wireless transmitting and receiving device. 3. A household digital heat metering system according to claim 2, characterized in that: said wired communication line is an RS485 interface or a CAN interface line. 4. A household digital heat metering system according to claim 2, characterized in that: said wireless transmitting and receiving device is a Zigbee interface circuit. 5. A household digital heat metering system according to claim 1 or 2 or 3 or 4, characterized in that: the system also includes a UPS central power supply (6). 6. A household digital heat metering system according to claim 1 or 2 or 3 or 4, characterized in that the interfaces supported by the heat meter collector (3) are RS232 and RS485 interfaces. 7. A household digital heat metering system according to claim 1 or 2 or 3 or 4, characterized in that: the data uploading device (7) is a wifi communication line, or a can communication line, or an RS485 communication line , or Ethernet communication lines, or GPRS communication lines.

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