CN205334157U

CN205334157U - Large -scale public building door and window automatic monitoring system

Info

Publication number: CN205334157U
Application number: CN201620074881.6U
Authority: CN
Inventors: 龚威; 张岩; 王慧慧; 李梅; 赵俊刚; 李夏萱
Original assignee: Tianjin Chengjian University
Current assignee: Tianjin Chengjian University
Priority date: 2016-01-26
Filing date: 2016-01-26
Publication date: 2016-06-22
Anticipated expiration: 2026-01-26

Abstract

The utility model provides a large -scale public building door and window automatic monitoring system is by door and window the control unit DWCU, data acquisition unit DCU and master control platform CCMU triplex, door and window the control unit DWCU includes power supply unit, singlechip I, motor -drive circuit, motor and wireless transceiver module I, data acquisition unit DCU includes wireless transceiver module II, singlechip II and driver, master control platform CCMU includes host computer and USB converter, wireless transceiver module I and the communication of II wireless two -way of wireless transceiver module, data acquisition unit DCU passes through CAN bus and master control platform CCMU both -way communication. The utility model relates to a can realize door and the automatic of window and monitor and manage with the dual network structure of CAN bus based on wireless, improve intelligent building door and window intelligent degree and level greatly.

Description

Large public building door and window automatic monitored control system

Technical field

This utility model belongs to a kind of monitoring device, particularly to a kind of large public building door and window automatic monitored control system。

Background technology

Along with developing rapidly of new and high technology, various intellectualities, hommization equipment and instrument increasingly favored by people。More and more higher in the degree of building field building intelligent, the utilization of automated system makes the work efficiency of building system have increased significantly, and has occurred in that large quantities of intelligent buildings in China。It practice, intelligent building is the inevitable outcome of information age, it it is the smart ingenious combination with modern architecture of high-tech。But very important, China's intelligent building field there is also much troubling problem。Some basic building blocks of building are also lacked necessary automated management system by subsystems disparate development in intelligent building total management system。As occurred in the big-and-middle-sized public building housing-group of some in big city as emerging rapidly in large numbersBamboo shoots after a spring rain, the features such as it is many that building has room, and door and window is many。Although, gate control system constantly develops towards modularity, integrated, intelligent, networking and distributed direction, but the monitoring of window is always up a very weak link with management, particularly also lacks necessary means and equipment at present, door and window is carried out integrated monitoring and the management unified。

Summary of the invention

The purpose of this utility model is that a kind of large public building door and window automatic monitored control system of offer, this system is that one adds CAN dual-network structure based on wireless, the monitoring automatically of door and window can be realized and manage, substantially increasing the intelligentized degree of intelligent building door and window and level。

As above conceiving, the technical solution of the utility model is: a kind of large public building door and window automatic monitored control system, it is characterised in that: it is made up of door and window control unit DWCU, data acquisition unit DCU and main control platform CCMU tri-part；Described door and window control unit DWCU includes power supply unit, single-chip microcomputer I, motor-drive circuit, motor and radio receiving transmitting module I, and wherein power supply unit, single-chip microcomputer I, motor-drive circuit and motor are sequentially connected with, and motor is connected with door and window；The input port of single-chip microcomputer I receives the signal of various sensors on door and window, output port and radio receiving transmitting module I two-way communication；Described data acquisition unit DCU includes radio receiving transmitting module II, single-chip microcomputer II and driver, wherein radio receiving transmitting module II and single-chip microcomputer II two-way communication, single-chip microcomputer II and driver two-way communication；Described main control platform CCMU includes main frame and USB converter；Described radio receiving transmitting module I and radio receiving transmitting module II wireless two-way communication；Described data acquisition unit DCU is by CAN and main control platform CCMU two-way communication。

Above-mentioned power supply unit is collectively formed by light cell, photoelectricity charging circuit and accumulator。

Above-mentioned single-chip microcomputer I adopts MSP430F1232, and radio receiving transmitting module I adopts CC1020 radio transmitting and receiving chip。

Above-mentioned single-chip microcomputer II adopts the P87C591 of built-in CAN module。

Above-mentioned radio receiving transmitting module II adopts CC1020 radio transmitting and receiving chip。

Above-mentioned single-chip microcomputer I MSP430F1232 and radio receiving transmitting module I CC1020 radio transmitting and receiving chip adopt interface circuit to connect；MSP430F1232 uses I/0 pin to be connected with the structure configuration SPI compatibility interface PDI of CCl020, PDO, PCLK and PSEL, and PD0 connects the input of MSP430F1232, and PDI, PCLK and PSEL connect the outfan of MSP430F1232；One bi-directional pin of MSP430F1232 is connected with the DIO pin of CCl020, and for transmitting and the reception of data, DCLK provides data clock to be connected to an input of MSP430F1232。

This utility model has such advantages as and good effect:

1. this utility model door and window control unit DWCU adopts light cell to power。Under the environment of difficult wiring, particularly adopting native system in renovation of building, the electric power system of DWCU can adopt light cell to convert stable voltage to through power supply monitor, the scheme charged a battery while supply step-by-step movement direct current generator and DWCU unit。If running into light cell electricity shortage, power supply monitor can switch power to by storage battery power supply automatically。

2. this utility model is provided with the multiple sensors such as humidity, wind and position on door and window, suddenly change at weather, as blown, raining, the situation such as illegal entrance time, main control chip can change the state of door and window according to the information-driven motor collected, and provide warning message when needed。

3. this utility model have employed wired with wireless dual-network network technology。Have employed the double; two network technique of ISM and CAN in three structure's module, system structure is simple。Data communication between each node of network that wherein CAN is constituted is real-time, and communication distance is remote, and easily constitutes redundancy structure, improves the reliability of system and the motility of system。Owing to have employed ISM Wi-Fi at system bottom, decrease wiring, make system be easily achieved。

4. this utility model achieves the supervision in real time automatically of door, window, controls and unified management。It both can realize the automatic switch of door and window, it is also possible to closes the doors and windows under the abnormal conditions such as such as blow, rain, it is also possible to realize abnormal alarm and remotely Real-Time Switch control。

Accompanying drawing explanation

Fig. 1 is fundamental diagram of the present utility model；

Fig. 2 is system construction drawing of the present utility model；

Fig. 3 is network topology structure figure；

Fig. 4 is hardware theory of constitution figure of the present utility model；

Fig. 5 is the interface circuit figure of MSP430F1232 and CC1020；

Fig. 6 is MSP430F1232 main program section flow chart。

Detailed description of the invention

1. operation principle of the present utility model:

As it is shown in figure 1, system is made up of door and window control unit DWCU, data acquisition unit DCU and main control platform CCMU three parts。

As shown in Figure 2: for the three-decker of system, by two grade network, three-decker is connected, it is achieved the intercommunication mutually of information。

DWCU is the field layer node of system, is responsible for the collection of door and window information and the control of switch window。It is as from node, by carrying out the mutual of information at the wireless communication module within unit with DCU。Being provided with position sensor on door and window, it can measure window free end and the distance of fixing end, and by wireless network, these information are sent to data acquisition unit, then passes through CAN and is transferred to main control platform CCMU, often fans the on off state of window with display。When running into strong wind or rainy day, by wind sensor and rain sensor, DWCU can automatically detect weather conditions, thus being automatically switched off。When running into emergency and unexpected situation, it is also possible to according to setting, automatically or by long-range order, close corresponding door and window, it is ensured that the safety of owner。

DCU unit is positioned at the intermediate layer of system, and it collects the state of field node DWCU by the mode of radio communication, and the node state data of acquisition are passed to the CCMU of management level by CAN。Management level order is sent to field layer node DWCU also dependent on needs by DCU equally, to perform to control the operations such as Switch for door and window。

CCMU main control platform is the management level of system, can show, by monitoring host computer, the on off state often fanning window in building in real time, it is possible to by the time set or the control command sent in a manual fashion, control the on off state of door and window。By setting, system also can in case of emergency send sound and light alarm information。

Have employed wired with wireless dual-network network technology in system, wherein cable network uses CAN, and CAN can adopt bus-type or star-like connection。It is illustrated in figure 3 the topological structure of grid。

2. composition of the present utility model:

2.1 system hardwares are constituted

As shown in Figure 4: the door and window control unit DWCU of native system includes power supply unit, single-chip microcomputer MSP430F1232, motor-drive circuit, motor and radio receiving transmitting module I, wherein power supply unit, single-chip microcomputer MSP430F1232, motor-drive circuit and motor are sequentially connected with, and motor is connected with door and window；The input port of single-chip microcomputer MSP430F1232 receives the signal of various sensors on door and window, output port and radio receiving transmitting module I two-way communication；Described data acquisition unit DCU includes radio receiving transmitting module II, adopts P87C591 and the 82C250 driver of built-in CAN module, wherein radio receiving transmitting module II and P87C591 two-way communication, P87C591 and 82C250 driver two-way communication；Described main control platform CCMU includes main frame and USB converter；Described radio receiving transmitting module I and radio receiving transmitting module II wireless two-way communication；Described data acquisition unit DCU is by CAN and main control platform CCMU two-way communication。Above-mentioned radio receiving transmitting module I and radio receiving transmitting module II all adopt CC1020 radio transmitting and receiving chip。

Wherein: door and window control unit DWCU can be powered by electrical source of power, power supply can be provided by the electric power-feeding structure that light cell, photoelectricity charging circuit and accumulator collectively form under the environment of difficult wiring。Door and window control unit DWCU adopts MSP430F1232 single-chip microcomputer to be control chip, the information of door and window local environment is gathered by position sensor and wind, rain sensor, the CC1020 radio transmitting and receiving chip in data acquisition unit DCU it is transferred to by CC1020 radio transmitting and receiving chip, data acquisition unit DCU receives the instruction of CCMU by CAN, and the nodal information collected is transmitted in the requirement according to instruction。Management level order is sent to field layer node DWCU also dependent on needs by data acquisition unit DCU equally, to perform to control the operations such as Switch for door and window。

In the door and window control unit DWCU and data acquisition unit DCU of native system, each information using a piece of CC1020 radio transmitting and receiving chip to realize carrying out two system interlayers exchange。

As shown in Figure 5: be the interface circuit of MSP430F1232 and CC1020 radio transmitting and receiving chip。MSP430F1232 uses structure configuration SPI compatibility interface (PDI, PDO, PCLK and the PSEL) connection of I/0 pin and CCl020。PD0 connects the input of MSP430F1232, and PDI, PCLK and PSEL connect the output of MSP430F1232。One bi-directional pin of MSP430F1232 is connected with the DIO pin of CCl020, for transmitting and the reception (input and output) of data。DCLK provides data clock, it is necessary to be connected to an input of MSP430F1232。When being operated in synchronous mode, carry out the transmitting-receiving of data from DIO pin according to the synchronised clock of DCLK leads ends offer。

Controller area network is serial communication protocol, can effectively support that the distribution with significantly high safe class controls in real time, CAN is of wide application, and can use CAN from network at a high speed to the multichannel wiring of low price, have been formed as the fieldbus of a kind of international standard。Therefore system selects to use have in sheet the P87C591 of CAN controller as the main control chip in DCU。P87C591 is a Monolithic 8 Bit high-performance microprocessor, and it is connected by external CAN driver 82C250 and CAN physical bus。The transmission relief area of CAN controller can preserve the CAN message that a frame is complete。Sending as long as being started by CPU, information byte is just from transmission buffer transfer to CAN kernel module。When receiving an information, serial bit stream is converted to parallel data and is input to acceptance fitration by CAN kernel module, and all reception data checked and accepted by acceptance fitration are all saved in reception FIFO, can preserve at most 21 CAN message。This makes user have more motility when the interruption service of appointing system and interrupt priority level, greatly reduces the probability that data are overflowed。

2.2 systems soft wares are constituted

Systems soft ware specifically includes that in DWCU the user software managing computer in MSP430F1232 single chip application software, DCU in P87C591 single chip application software and CCMU。

MSP430F1232 single chip application software in DWCU, is mainly made up of parts such as sensor scan program, motor driver, power management routines and CC1020 signal procedures。

In DCU, P87C591 application program is mainly made up of node scan round, CC1020 signal procedure and CAN signal procedure part。

The user software managing computer in CCMU is mainly made up of back-end data acquisition scans multi-threaded program, user interface management program and data base administrator part。

Below only for the flow process of MSP430F1232 single chip application software introductory section program。Fig. 5 show main program section。Major cycle part in part is it is first determined whether there is manual command, and processes accordingly；Then call sensor scan program, thus know current door and window state, and the status data of various sensors is stored in buffer area；Determine whether to blow according to status data, rain or the abnormal phenomena such as illegal unlatching occurs, if any then carrying out corresponding Switch for door and window or operation of reporting to the police；In program major cycle, CC1020 is in reception state, reads CC1020 RSSI (ReceivedSignalStrengthIndicator) numerical value provided by SPI interface, has thereby determined whether reception signal, if any then starting data receiver；System operates accordingly according to the order received。

Claims

1. a large public building door and window automatic monitored control system, it is characterised in that: it is made up of door and window control unit DWCU, data acquisition unit DCU and main control platform CCMU tri-part；Described door and window control unit DWCU includes power supply unit, single-chip microcomputer I, motor-drive circuit, motor and radio receiving transmitting module I, and wherein power supply unit, single-chip microcomputer I, motor-drive circuit and motor are sequentially connected with, and motor is connected with door and window；The input port of single-chip microcomputer I receives the signal of various sensors on door and window, output port and radio receiving transmitting module I two-way communication；Described data acquisition unit DCU includes radio receiving transmitting module II, single-chip microcomputer II and driver, wherein radio receiving transmitting module II and single-chip microcomputer II two-way communication, single-chip microcomputer II and driver two-way communication；Described main control platform CCMU includes main frame and USB converter；Described radio receiving transmitting module I and radio receiving transmitting module II wireless two-way communication；Described data acquisition unit DCU is by CAN and main control platform CCMU two-way communication。

2. large public building door and window automatic monitored control system according to claim 1, it is characterised in that: above-mentioned power supply unit is collectively formed by light cell, photoelectricity charging circuit and accumulator。

3. large public building door and window automatic monitored control system according to claim 1, it is characterised in that: above-mentioned single-chip microcomputer I adopts MSP430F1232, and radio receiving transmitting module I adopts CC1020 radio transmitting and receiving chip。

4. large public building door and window automatic monitored control system according to claim 1, it is characterised in that: above-mentioned single-chip microcomputer II adopts the P87C591 of built-in CAN module。

5. large public building door and window automatic monitored control system according to claim 1, it is characterised in that: above-mentioned radio receiving transmitting module II adopts CC1020 radio transmitting and receiving chip。

6. the large public building door and window automatic monitored control system according to claim 1 or 3, it is characterised in that: above-mentioned single-chip microcomputer I MSP430F1232 and radio receiving transmitting module I CC1020 radio transmitting and receiving chip adopt interface circuit to connect；MSP430F1232 uses I/0 pin to be connected with the structure configuration SPI compatibility interface PDI of CCl020, PDO, PCLK and PSEL, and PD0 connects the input of MSP430F1232, and PDI, PCLK and PSEL connect the outfan of MSP430F1232；One bi-directional pin of MSP430F1232 is connected with the DIO pin of CCl020, and for transmitting and the reception of data, DCLK provides data clock to be connected to an input of MSP430F1232。