JPH09120708A - Building management system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To equip a crime preventive function and decrease wasteful power consumption when no person exists, by automatically putting off a luminaire in conformity to an alarm signal from a crime prevention control means and a sensing signal about no person existence given by a person-in-room sensor. SOLUTION: A no person existence signal is transmitted from a crime preventing device 2a to a building management device 1a when a person-in-room sensor 10 senses non-person existence for a certain period of time after the last person has gone out of the room upon putting off the luminaire 8 from an illumination switch 9a. The management device 1a transmits a put-off signal to an illumination control device 6a, and the luminaire 8 is put off under control of this control device 6a. If in this condition any person comes into the room, the sensor 10 senses it and transmits a person existence signal to the management device 1a from the crime preventing device 2a, and the luminaire 8 is put on under control of this control device 6a. This eliminates unnecessary operations of the electric apparatus and allows decreasing the power consumption.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a building management system for crime prevention of buildings and control and management of electric devices.

[0002]

2. Description of the Related Art FIG. 7 is a diagram showing a configuration of a conventional building management system. Here, the building management system is a general term for the building management device 1, the security device 2, each device attached thereto, the lighting control device 6 and the devices attached thereto.

In the building management system 100 of FIG. 7,
Reference numeral 1 is a building management device, which is connected to a crime prevention device 2 via a transmission line 3. A numeric keypad 4 for entering a personal identification number for opening a door or the like and a key box 5 for storing a key are devices connected to the security device 2, and the security device 2 is operated by these operations. An alert or alert release signal and a control signal (not shown) are transmitted and received to and from the building management device 1 via the transmission line 3.

A lighting control device 6 is connected to the building management device 1 via a transmission line 7. Lighting equipment 8 and lighting switch 9
Is a device connected to the lighting control device 6, and is a lighting switch 9
The lighting control device 6 controls lighting and extinguishing of the lighting fixture 8 by the operation. In addition, the lighting device 8 is turned on by transmitting a control signal to the lighting control device 6 by a warning or a warning cancellation operation of the crime prevention device 2 and an operation of the building management device 1.
It can be turned off.

In the building management system 100 configured as described above, the lighting device 8 shown in FIG. 7 is turned on and off when the security device 2 is used for warning or canceling the warning, operation of the building management device 1 and the lighting switch 9. You can do it only with. The operation will be described below.

First, turning on and off the lighting fixture 8 by the security device 2 will be described. The security device 2 transmits a warning signal to the building management device 1 by operating the numeric keypad 4 or storing keys in the key box 5. The building management device 1, which has received the warning signal, transmits an extinguishing signal of the lighting fixture 8 to the lighting control device 6. The lighting control device 6 that has received the turn-off signal controls the turning-off of the lighting fixture 8 and turns off the lighting fixture 8.

Similarly, the security device 2 transmits a warning release signal to the building management device 1 by operating the ten-key pad 4 or removing the key from the key box 5. The building management device 1 that has received the warning release signal transmits a lighting signal for the lighting fixture 8 to the lighting control device 6. The lighting control device 6 that has received the lighting signal
Lighting control of the lighting fixture 8 is performed, and the lighting fixture 8 is turned on.

Next, the lighting and extinguishing of the luminaire 8 by the building management apparatus 1 will be described. When the building management device 1 performs lighting or extinguishing operation of the lighting fixture 8, a lighting or extinguishing signal is transmitted to the lighting control device 6, the lighting control device 6 performs lighting or extinction control of the lighting fixture 8, and the lighting fixture 8 Turns on or off.

Next, turning on and off the lighting fixture 8 by the lighting switch 9 will be described. When the lighting switch 9 is operated, a lighting or extinguishing signal of the lighting fixture 8 is transmitted to the lighting control device 6, and the lighting fixture 8 is turned on or off under the control of the lighting control device 6.

FIG. 8 shows an operation flowchart of turning on or off the lighting fixture 8 by operating the lighting switch 9 when a person leaves the room temporarily. First, the luminaire 8 is lit while in the room (S201). Next, when a person temporarily exits (S202), if the lighting switch 9 is turned off (S202).
203), and the lighting fixture 8 is turned off (S204).

Further, when entering the room again (S205), if the lighting switch 9 is turned on (S206), the lighting fixture 8 is turned on (S207). However, when a person temporarily exits (S202), the lighting switch 9 must be turned off (S202).
203), the luminaire 8 remains lit.

[0012]

In the conventional building management system configured as described above, in order to turn on or off the lighting equipment, the ten keys are operated, the keys are stored or taken out from the key box, and the building management device is used. It is necessary to either operate from the above or operate the lighting switch. Therefore, when leaving the room temporarily, there is a problem that unnecessary lighting fixtures remain lit unless the lighting fixtures are turned off by any of the above-mentioned methods, and power is wasted.

The present invention has been made in order to solve the above problems, and provides a building management system which has a crime prevention function and automatically turns off a lighting fixture when no person is present in the room. With the goal.

[0014]

In view of the above-mentioned object, the first invention of the present invention relates to a crime prevention means for performing crime prevention control of a building by crime prevention equipment, and an electric appliance for collectively controlling electric equipment in the building. The device control means, the occupancy detection sensor means for detecting the presence / absence of a person in the building, the crime prevention control means, the electric device control means, and the occupancy detection sensor means are connected to each other, and are connected from the crime prevention control means. When a person is absent together with crime prevention, the electric equipment control means is provided with a building management means for causing the electric equipment control means to perform a predetermined stop operation of the electric equipment based on the warning signal and the detection result of the absence of the person by the presence detection sensor means. It is a building management system characterized by reducing unnecessary power consumption.

In a second aspect of the present invention, the building management means causes the electric equipment control means to stop the operation of the electric equipment when the occupancy detection sensor detects the absence of a person for a predetermined time. The building management system according to claim 1, wherein:

In a third aspect of the present invention, when the building management means detects the absence of a person during the first predetermined time, the electric equipment control means controls the inside of the building. Stop the operation of half the electrical equipment in the area
The building management system according to claim 1 or 2, wherein when the absence of a person is detected for a second predetermined time, the operation of all electric devices is stopped.

According to a fourth aspect of the present invention, the area to be managed in the building is divided into a plurality of compartments, and the occupancy detection sensor means is provided in each of the compartments. The building management system according to any one of claims 1 to 3, further comprising: stopping the operation of the electric device in the corresponding section in which the absence of a person is detected.

In a fifth aspect of the present invention, the electric device control means further includes a three-state switch for constantly operating, operating and stopping the electric device, and when the electric device control means is in the always operating state, the occupancy detection sensor means is provided. 5. The building management system according to any one of claims 1 to 4, wherein the electric device is kept in an operating state regardless of the detection result of the absence of the person.

According to a sixth aspect of the present invention, the electric equipment of the electric equipment control means is a lighting fixture, and controls lighting and extinction of the lighting equipment. In the management system.

[0020]

BEST MODE FOR CARRYING OUT THE INVENTION Each embodiment of the present invention will be described below. Embodiment 1 FIG. FIG. 1 is a diagram showing the configuration of a building management system according to an embodiment of the present invention. In the figure, the same or corresponding parts as those of the conventional one are designated by the same reference numerals, and the description thereof will be omitted. In the building management system 101 of FIG. 1, 1a, 2a and 6a represent a building management device, a crime prevention device and a lighting control device of the present invention, respectively.

Reference numeral 10 denotes an in-room detection sensor including a passive sensor or the like, which detects the presence or absence of a person in the room.
The occupancy detection sensor 10 is arranged so as to detect the presence or absence of a person throughout the room, and a plurality of occupancy detection sensors 10 are used as necessary.

The security device 2a, the numeric keypad 4 and the key box 5 constitute a security control means, and the lighting control device 6 is provided.
a, the lighting fixture 8 and the lighting switch 9 constitute electric device control means, the occupancy detection sensor 10 constitutes occupancy detection sensor means, and the building management device 1a constitutes building management means.

An operation flowchart is shown in FIG. 2, and the operation will be described below. The following operations are performed based on a program (both not shown) built in by the microcomputer in the building management device 1a, for example. After lighting the lighting fixture 8 by operating the lighting switch 9 or the like (S101), a person temporarily leaves the room (S102), and the occupancy detection sensor 10 keeps the person absent for a predetermined time (T) (for example, 5
(About 10 minutes) (S103), the security device 2a transmits an absence signal to the building management device 1a. The building management device 1a which has received the absence signal transmits a turn-off signal of the lighting fixture 8 to the lighting control device 6a, and the lighting fixture 8 is turned off under the control of the lighting control device 6a (S104).

In this state, when a person enters the room again and the occupancy detection sensor 10 detects the person (S105), the security device 2a
Sends an in-room signal to the building management device 1a. The building management device 1a which has received the in-room signal transmits a lighting signal of the lighting fixture 8 to the lighting control device 6a, and the lighting fixture 8 is turned on under the control of the lighting control device 6a (S106). However, after intentionally turning off the lighting fixture 8 with the lighting switch 9 or the like,
(S107, S108), the presence / absence of a person is detected by the in-room detection sensor 10 (S109), and the lighting fixture 8 is left off (S110).

As a result, even if the user leaves the room without turning off the lighting device 8 while the lighting device 8 is on, the lighting device 8 is automatically turned off after a lapse of a certain time (T), so that unnecessary lighting Can be turned off, and wasteful power consumption can be reduced.

Embodiment 2 FIG. In the first embodiment described above, the presence / absence of a person is detected by the presence detection sensor 10 attached to the security device 2 as shown in FIG. 1, but in this embodiment, the building management system 102 shown in FIG. 3 is used. like,
The in-room detection sensor 10 is attached to the lighting control device 6a.
The same action and effect can be obtained also by this.

Embodiment 3 In the first embodiment, when the presence sensor 10 detects the absence of a person for a certain period of time (T) or more, all the lighting devices 8 in the room are turned off. However, in the third embodiment, the presence of the person is detected. After a certain time (T1) (for example, about 5 minutes) has passed from the beginning, the lighting fixtures half of the room 8
Is turned off, and after a certain time (T2) (for example, about 3 minutes) or more has passed, all the lighting fixtures 8 in the room are turned off.

As a result, since it is possible to inform a person that the occupancy detection sensor 10 has operated, even if the person is in a room such as under a desk that does not react to the occupancy detection sensor 10, , The luminaire 8 suddenly goes out and there is no danger of going dark.

Embodiment 4 In the first embodiment, 1
The presence / absence of a person is detected by the presence detection sensor 10 over the entire one room.
A plurality of occupancy detection sensors 10 are installed as shown in, and one occupancy detection sensor 10 is a section of the room 20 (A1 to A).
The presence / absence of a person only in (corresponding part of 8) can be detected, and the lighting device of each section can be turned on and off.

Note that this is not limited to one room, and it is naturally possible to divide the entire building having a plurality of rooms into a plurality of sections in the same manner. Thereby, more complicated control can be performed as needed.

Embodiment 5. In the first embodiment, the occupancy detection sensor 10 always operates when the lighting is turned on. However, in this embodiment, the building management system 10 shown in FIG.
As shown in 3, the lighting switch is a three-state switch 9a that can be selected from three states of constant lighting, automatic lighting, and extinguishing (continuous operation, operation and stop). Regardless, I made it possible to leave the lights on. This allows
Even if there is no person, flexible operation such as turning on the lighting device 8 can be performed.

Embodiment 6 FIG. Further, in each of the above-described embodiments, the lighting fixture is taken as an example, and the lighting is turned on and off. However, other electric devices in the building to be managed, such as operation and stop of the air conditioner and connection and disconnection of the power source, are also described. It can also be interlocked.

Further, as shown in the building management system 104 in FIG. 6, a plurality of types of electric equipment groups, for example, lighting equipment groups and air conditioning equipment groups can be operated in parallel in parallel.
In FIG. 6, 1b is a building management device, 6a is a lighting control device that controls a lighting fixture group, 6b is an air conditioning control device that controls an air conditioning device group, 11 is an air conditioning device, and other parts are the same as those in the above-described embodiment. Corresponding to. In particular, if an electric device that consumes a large amount of power is operated in an interlocking manner, more effective power consumption reduction can be realized.

[0034]

As described above, according to the first aspect of the present invention, the presence / absence of a person is detected by the presence detection sensor, and the presence detection sensor is also used as a crime prevention device. Detects the absence of a person and automatically stops the electric device, so it is possible to use the occupancy detection sensor as a security device and eliminate unnecessary electric device operation, reducing power consumption. The effect that a building management system that can be provided can be provided is obtained.

Further, in the second invention of the present invention,
After the occupancy detection sensor detects the absence of a person, the electric equipment is automatically stopped after a predetermined time elapses, so it is prevented from being unnecessarily stopped automatically. The effect that a management system can be provided can be obtained.

Further, in the third invention of the present invention,
After detecting the absence of a person, half the electric equipment in the room is stopped after a certain time has passed, and all electric equipment in the room is stopped after a certain time has passed.
The effect of being able to inform people that the occupancy detection sensor has operated, having more intelligence, and not being in the dark at once in the case of lighting fixtures, and providing a safer building management system, etc. Is obtained.

Further, in the fourth invention of the present invention,
The area to be managed in the building is divided into multiple sections, and each section is equipped with an in-room detection sensor to turn off the electrical equipment in the area where the absence of a person is detected. It is possible to obtain an effect such as providing a building management system capable of performing complicated control.

Further, in the fifth invention of the present invention,
Provided with a three-state switch that constantly operates, operates, and stops the electric equipment, so that the electric equipment can be kept in the operation status regardless of the detection result of the presence of the person by the occupancy detection sensor when in the always-operation status. Therefore, it is possible to provide an effect such as providing a building management system that can be flexibly operated such as operating an electric device without a person.

Further, in the sixth invention of the present invention,
By implementing this for a lighting fixture that has a large number of on / off times and consumes a large amount of power when combined, effects such as the provision of a more effective building management system can be obtained.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of a building management system according to an embodiment of the present invention.

FIG. 2 is a flow chart diagram for explaining the operation of FIG.

FIG. 3 is a diagram showing a configuration of a building management system according to another embodiment of the present invention.

FIG. 4 is a diagram showing an arrangement of occupancy detection sensors of a building management system according to still another embodiment of the present invention.

FIG. 5 is a diagram showing a configuration of a building management system according to still another embodiment of the present invention.

FIG. 6 is a diagram showing a configuration of a building management system according to still another embodiment of the present invention.

FIG. 7 is a diagram showing a configuration of a conventional building management system.

[Fig. 8] Lighting of the lighting fixture by the lighting switch of Fig. 7,
It is a flowchart figure for demonstrating light extinction operation.

[Explanation of symbols]

1a, 1b Building management device, 2a Security device, 3, 7
Transmission line, 4 numeric keypad, 5 key box, 6a lighting control device, 6b air conditioning control device, 8 lighting fixtures, 9 lighting switch, 9a three-state switch, 10
Occupancy detection sensor, 11, air conditioner, 20 rooms, 101
~ 104 Building management system.

Claims (6)

[Claims] 1. A crime prevention means for performing crime prevention control of a building by crime prevention equipment, an electric equipment control means for collectively controlling electric equipment in the building, and an existing room for detecting presence / absence of a person in the building. The detection sensor means, the crime prevention control means, the electric device control means and the occupancy detection sensor means are respectively connected, and from the warning signal from the crime prevention control means and the detection result of the absence of a person by the occupancy detection sensor means, A building management system comprising: a building management unit that causes an electric device control unit to perform a predetermined stop operation of the electric device; and a crime prevention function and a reduction in wasteful power consumption when a person is absent. 2. The building management means causes the electric equipment control means to stop the operation of the electric equipment when the occupancy detection sensor detects the absence of a person for a predetermined time. Building management system described in. 3. The building management means, when the occupancy detection sensor detects the absence of a person for a first predetermined time, causes the electric device control means to generate a half electric power in a management area of the building. The building management system according to claim 1 or 2, wherein when the absence of a person is detected for a second predetermined time, the operation of all the electric devices is stopped. 4. The area to be managed in the building is divided into a plurality of sections, and the in-room detection sensor means includes a plurality of in-room detection sensors provided in each of the sections to detect the absence of a person. The building management system according to any one of claims 1 to 3, wherein the operation of the electric equipment in the corresponding section is stopped. 5. The electric equipment control means further includes a three-state switch for always operating, operating and stopping the electric equipment, and when the electric equipment control means is in the always operating state, the detection result of the absence of a person by the occupancy detection sensor means. The building management system according to any one of claims 1 to 4, wherein the electric device is maintained in an operating state regardless of the above. 6. The building management system according to claim 1, wherein the electric device of the electric device control means is a lighting device, and controls lighting and extinction of the lighting device.