JP2005324911A - Elevator system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an elevator system reduced in weight and cost by reducing the number of cables of the elevator system. <P>SOLUTION: This elevator system comprises a control information transmission means 1 transmitting control information for controlling elevator devices 101 and 102, a power supply 2 supplying electric power to the elevator devices 101 and 102 and the control information transmission means 1, a transmission means 3 transmitting the control information from the control information transmission means 1 to the elevator devices 101 and 102 and transmitting the power from the power supply 2 to the elevator devices 101 and 102, and control means 4 and 6 for controlling the elevator devices 101 and 102 based on the control information transferred through the transmission means 3. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an elevator system that controls the operation of an elevator apparatus, and more particularly to a technique that reduces the number of cables.

  In conventional elevator systems, the scale of communication networks has become larger and more complex as information services with increased added value have been developed in addition to higher-rise buildings and more sophisticated controls (see FIG. For example, see Patent Document 1 and Patent Document 2).

JP 2001-294375 A Japanese Patent Laid-Open No. 2002-220168

  In conventional elevator systems, wiring (control cables, etc.) leading to the landing is laid over the hoistway, so the higher the elevator car stop floor, the longer the cable, the more cable branches and the more complicated it becomes There was a problem.

In addition, when the dimension between floors becomes larger depending on the service floor, it is necessary to change the length of the cable according to each floor. It was.
The same applies to the control cable, and there is a problem that the weight of the control cable is increased and the cost is increased.
Furthermore, since the connection destination of the cable differs depending on the model, there is a problem that it takes time for wiring work when installing or replacing the elevator apparatus.

  It is an object of the present invention to obtain an elevator system with a reduced number of cables.

  An elevator system according to the present invention includes a control information transmission unit that transmits control information for controlling an elevator apparatus, a power source that supplies electric power to the elevator apparatus and the control information transmission unit, and control information from the control information transmission unit. Transmission means for transmitting power to the apparatus and transmitting electric power from the power source to the elevator apparatus, and control means for controlling the elevator apparatus by control information transmitted via the transmission means are provided.

  According to the present invention, it is possible to reduce the number of cables of the elevator system and realize weight reduction and cost reduction.

Embodiment 1 FIG.
1 is a block diagram schematically showing an elevator system according to Embodiment 1 of the present invention.

  In FIG. 1, an elevator system according to Embodiment 1 of the present invention includes a control information transmission means 1 for transmitting control information for controlling a plurality of elevator apparatuses 101 and 102, a power supply 2 for supplying power, Transmission means 3, first control means 4, first elevator car (hereinafter simply referred to as “first car”) 5, second control means 6, and second elevator car (hereinafter simply referred to as “first elevator car”) 7) (referred to as “second basket”).

The first control means 4 and the first car 5 constitute a first elevator device 101, and the second control means 6 and the second car 7 constitute a second elevator device 102.
The control information transmission means 1 constitutes a monitoring unit that monitors the first and second elevator apparatuses 101 and 102.

The transmission unit 3 transmits the control information from the control information transmission unit 1 to each of the elevator apparatuses 101 and 102, and transmits the power from the power source 2 to each of the elevator apparatuses 101 and 102.
Each control means 4, 6 controls each car 5, 7 according to the control information transmitted via the transmission means 3.

  The transmission means 3 is composed of, for example, an ECHONET system that transmits control information using an electric energy transmission line. The transmission information 3 connects the control information transmission means 1 and the power supply 2, and each elevator apparatus is connected by a looped network. Predetermined electrical energy and control information are transmitted to 101 and 102.

The ECHONET system is described, for example, on pages 40 to 45 of Sharp Technical Bulletin No. 82, April 2002 “Technological Trends of ECHONET”.
Further, the transmission means 3 may be configured by an information transmission technique other than the ECHONET system using a high-speed transmission line, a medium-speed transmission line, or a low-speed transmission line.

  The control information transmission unit 1 transmits control information for controlling the operation of each object to each control object (described later) in the first and second elevator apparatuses 101 and 102.

  That is, the control information transmitting means 1 is provided for the control board objects constituting the control means 4 and 6, the car objects constituted by the cars 5 and 7, and the service floor landing objects of the cars 5 and 7. Control information for controlling the movement of each object.

  The power supply 2 supplies electric energy for operating the elevator function and the control management function of each elevator apparatus 101, 102 to each device such as a control panel object, a car object, and a landing object of each elevator apparatus 101, 102. .

  Although FIG. 1 shows a case where control information is transmitted to the two elevator apparatuses 101 and 102, the control information transmitting means 1 transmits control information to an arbitrary number of elevator apparatuses. be able to.

  The first and second control means 4 and 6 separate and analyze the electric energy and the control information signal supplied via the transmission means 3, and determine whether or not the control information signal is control information for its own elevator apparatus. Identify and extract only control information about its own elevator system. For example, the first control means 4 extracts only control information relating to the first car 5.

  Each control means 4 and 6 transmits an operation instruction signal for instructing each object operation to the control panel object, the car object, and the landing object of its own elevator apparatus based on the control information signal.

Furthermore, each control means 4 and 6 distributes the electrical energy from the transmission means 3 to the respective control panel object, car object and landing object.
Each control means 4 and 6 includes a gateway and a controller (described later).

As described above, when the control information transmission means 1 (monitoring unit) controls each elevator apparatus 101, 102, the transmission means 3 (ECHONET system) is used, thereby reducing the number of wires and saving the connection. can do.
Moreover, by making the plurality of elevator apparatuses 101 and 102 into objects, each control object can be easily accessed from the control information transmission means 1 (monitoring unit) such as a building management system in a building or a maintenance company.

Embodiment 2. FIG.
Although not particularly mentioned in the first embodiment, a power line for transmitting an operation instruction signal from the control means in each elevator apparatus to the control object is provided as shown in FIG. You may comprise so that it may cooperate with another object for every.

FIG. 2 is a block configuration diagram showing a first elevator apparatus 101A according to Embodiment 2 of the present invention, and concrete examples of each object (landing equipment, car 5, control panel object 11) in the first elevator apparatus 101A. This shows the general structure.
The configuration not shown in FIG. 2 is as shown in FIG.

  In FIG. 2, the first elevator apparatus 101 </ b> A includes a gateway 8 that constitutes an I / F for an external system, a controller 9, a landing object 10, a control panel object 11, a car object 12, and a landing object 10. The router 13 includes a power line 14 that connects the controller 9 and the control objects 10 to 12.

As the power line 14, ECHONET that can transmit electric energy and transmit an operation instruction signal is used.
The power line 14 may be configured by an information transmission technique using a medium speed transmission line or a low speed transmission line.

The gateway 8 is connected to the transmission unit 3 (external system), and inputs various information from the transmission unit 3 to the controller 9.
The controller 9 has storage means for storing the control objects 10 to 12 and manages the state of each control object 10 to 12.

  The controller 9 constitutes the first control means 4 together with the gateway 8 and the control board object 11, and based on the input control information, the controller 9 performs predetermined control use. An object is selected, and a control operation instruction signal for a predetermined control object is transmitted.

The power line 14 transmits a control operation instruction signal and supplies power from the power source 2 (see FIG. 1).
A predetermined control object among the control objects 10 to 12 is controlled by a control operation instruction signal transmitted via the power line 14.

  The router 13 in the hall object 10 is connected to the controller 9 via the power line 14, and various information input from the controller 9 is used for the first floor hall F 1, the second floor hall F 2,. Deliver to Fn.

The car C in the car object 12 is connected to the hoisting machine in the control panel object 11 through the cable C1 and performs service operation on the landings F1 to Fn.
The car C is connected to the power line 14 via the control cable C2.

Next, a specific operation of the first elevator apparatus 101 according to the second embodiment of the present invention shown in FIG. 2 will be described.
First, the controller 9 manages the states of the landing object 10, the control panel object 11, and the car object 12, and if an abnormal state is determined, the control information is transmitted via the gateway 8 and the transmission means 3 (ECHONET system). Means 1 (monitoring unit) is notified of the occurrence of an abnormality.

  Further, the controller 9 takes in the electric energy from the transmission means 3 through the gateway 8 and distributes it to the landing object 10, the control panel object 11 and the car object 12 through the power line 14.

  Further, the controller 9 takes in control information from the control information transmitting means 1 (monitoring unit) via the transmission means 3 and analyzes it separately from the electric energy, and the control information signal is transmitted to its own elevator device (first device). It is identified whether or not the control information is for the first car 5) for the control means 4, and only the control information relating to its own elevator apparatus is extracted.

  Furthermore, the controller 9 associates the control information extracted as described above with the objects already stored in the storage means, and, based on the control information, assigns to the landing object 10, the control panel object 11, and the car object 12. On the other hand, an operation instruction signal for instructing each object operation is transmitted.

The landing object 10 is configured as a set of devices for the landings F1 to Fn on each floor, the control panel object 11 is configured as a set of lifting control devices such as a hoisting machine, and the car object 12 is a door sensor, destination registration, or the like. It is configured as a set of car operation control devices.
For example, in the control panel object 11, the operation of the lifting control device or the like is controlled by the operation instruction signal.

  The router 13 in the landing object 10 is supplied with electric energy from the controller 9 via the power line 14 and receives an operation instruction signal related to the landing object 10, and the corresponding floor of each of the landings F <b> 1 to Fn. Electric energy and an operation instruction signal are distributed to the hall.

  At this time, the controller 9 manages and transmits the call registration state, door open / close signal, power consumption, and failure detection signal to / from the control panel object 11 with the landing object 10 via the power line 14. Thus, the hoisting machine drive, the power consumption and the failure detection signal are managed and transmitted, and the destination registration state, the power consumption, the failure detection signal and the door sensor output are managed and transmitted with the car object 12.

With the above configuration, for example, the power line 14 can supply power to the landing equipment constituting the landing object 10 and simultaneously transmit a call registration signal and a door opening / closing signal (operation instruction signal).
The operation instruction signal is also transmitted to the control panel object 11 through the power line 14 to control the control panel object 11, so that the number of cables C1 and C2 can be reduced, and the cables C1 and C2 are manufactured. The cost can be reduced and the cable installation work can be saved.

In each of the cars 5 and 7, an object is configured by each device, information is transmitted via the control cable C2, and communication is performed via the power line 14, thereby reducing the number of cores of the control cable C2. As a result, the car weight and the cable cost can be reduced.
In addition, there is an advantage that each device can be easily replaced by reducing the number of wires and configuring the control objects 10 to 12 divided for each device.

  Further, in the conventional device, the number of connectors to which each device should be connected is large and the connector positions are variously different. However, by providing the power line 14 as shown in FIG. It is easy to replace the device, and it is not necessary to consider the compatibility of the connector connection. Therefore, as long as the input / output signals of the device are the same, the device can be easily used. be able to.

Embodiment 3 FIG.
Although not particularly mentioned in the second embodiment, a breaker 15 may be provided between the router 13 and a landing on an arbitrary floor as shown in FIG.
FIG. 3 is a block diagram showing a first elevator apparatus 101B according to Embodiment 3 of the present invention. The same parts as those described above (see FIG. 2) are denoted by the same reference numerals as those described above, and will be described in detail. Omitted. The configuration not shown in FIG. 3 is as shown in FIG.

In FIG. 3, a breaker 15 is provided between the router 13 in the hall object 10 and the nth floor hall Fn (predetermined floor) for disconnecting / returning electrical connection.
Also, a hall decoupling mechanism 16 for operating the breaker 15 to shut off is provided.
In this case, the nth floor hall Fn is a non-service floor when the breaker 15 is shut off.
In addition, the breaker 15 can be provided not only in the n-th floor hall Fn but also in any floor hall.

The breaker 15 disconnects the electrical connection between the router 13 and the n-th floor landing Fn by manual or remote operation of the landing separation mechanism 16 (disengages the n-th floor landing Fn from ECHONET), and the n-th floor landing Fn landing The supply of electric energy (power supply 2) to the device is cut off.
Alternatively, when the breaker 15 is shut off, a disconnection signal from the hall disconnection mechanism 16 provided separately from the power source 2 (see FIG. 1) is used.

The router 13 grasps the presence / absence of the hall separated by the breaker 15 (in this case, the nth floor hall Fn) based on the separation signal, and invalidates the call to the separated hall.
On the contrary, in response to the power-on signal or the return signal, the router 13 and the nth floor landing Fn can return to ECHONET.

As described above, the n-th floor becomes a non-stop floor by disconnecting the landing equipment at the n-th floor landing Fn and leaving the ECHONET.
Therefore, for example, the landing floor device on the target floor can be disconnected in conjunction with the locking of the arbitrary floor and the start of the security system.

Embodiment 4 FIG.
In the third embodiment, the breaker 15 is used. However, the predetermined floor is cut off by using a device such as a power cut-off switch or a landing cut-off signal transmission switch (button not shown) provided on the lowest floor. May be.

In this case, a power cut-off switch or a disconnection signal transmission switch can be provided in the vicinity of the landing on each floor, or installed in a manager's room or the like, and linked to the building monitoring system.
Thereby, when the specific floor is locked or turned off, the security can be enhanced by shutting off the power of the landing equipment on the specific floor to make it a non-stop floor.

Further, instead of disconnecting the specific floor when the power source 2 is shut off, a disconnect signal may be transmitted to the landing device.
In this case, for example, as shown in FIG. 4, the notification means 22 is provided in the hall indicator 20 having the call button 21, and the notification means 22 can be driven in response to the disconnection signal.

FIG. 4 is an explanatory diagram showing a specific configuration example of the hall indicator 20 (landing equipment) according to Embodiment 4 of the present invention.
In FIG. 4, the hall indicator 20 includes not only the call button 21 but also a notification unit 22 including a display unit or a speaker.

  As a result, the notification means 22 of the specific floor where the separation is performed is driven to display that the separation is being performed, and further, when the call button 21 is pressed, an announcement such as “cannot be used on this floor” is made. Can be added.

Moreover, when the adjacent unit installed in parallel on the specific floor can be used, it is also possible to announce to use the adjacent unit.
In this way, by enabling disconnection / returning, it is possible to realize power saving of the landing equipment, and it is possible to perform operation in accordance with the usage state of each floor.

Embodiment 5 FIG.
In the second embodiment, the power line 14 previously laid for the elevator apparatus is connected to each device (control objects 10 to 12) as a transmission medium. For example, as shown in FIG. It is good also as a structure which communicates using the electric wire 41-44 of each household outlet 31-34 simultaneously with supplying electric power from each household outlet 31-34 with respect to the objects 10-12 for control.

  FIG. 5 is a block diagram showing a main part of a first elevator apparatus 101C according to Embodiment 5 of the present invention. The same parts as those described above (see FIG. 2) are denoted by the same reference numerals as those described above. Detailed description is omitted. The configuration not shown in FIG. 5 is as shown in FIG.

In FIG. 5, each floor landing F <b> 1 to Fn in the landing object 10 is supplied with power from each of the household outlets 31 to 33 and communicates with other devices via each of the power lines 41 to 43, and The first car 5 is supplied with power from a household outlet 34 and communicates with other devices via a power line 44.
Thereby, since the wiring work is completed only by connecting the devices on each floor to the household outlets 30 to 33, the work can be greatly simplified.

  Moreover, when the several elevator apparatus 101,102 is installed in the building, it can also be set as the structure which can mutually communicate between each elevator apparatus 101,102 through the electric wire in a building.

  For example, as shown in FIG. 6, it is assumed that two elevator apparatuses 101 and 102 are installed at locations separated from each other on the same floor, and one elevator apparatus 101 is under maintenance and the other elevator apparatus When the vehicle 102 is in operation, only the landing button 21 of the elevator apparatus 101 under maintenance may be made effective.

FIG. 6 is a plan view showing the positional relationship between the two elevator apparatuses 101 and 102 installed on a specific floor, and the configuration of the hall indicator 20 is the same as that described above (see FIG. 4).
In this case, when a call by the landing button 21 is generated, the hall call is registered in the elevator device 102 in operation, and the user is guided by a message display or voice so as to move to the elevator device 102 side. be able to.

1 is a block configuration diagram schematically showing an elevator system according to Embodiment 1 of the present invention. FIG. It is a block block diagram which shows the 1st elevator apparatus which concerns on Embodiment 2 of this invention. It is a block block diagram which shows the 1st elevator apparatus which concerns on Embodiment 3 of this invention. It is explanatory drawing which shows the specific structural example of the hall indicator which concerns on Embodiment 4 of this invention. It is a block block diagram which shows the principal part of the 1st elevator apparatus which concerns on Embodiment 5 of this invention. It is a top view which shows the installation state of the several elevator apparatus which concerns on Embodiment 5 of this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 Control information transmission means 2 Power supply 3 Transmission means 4 1st control means 5 1st elevator car 6 Second control means 7 2nd elevator car 8 Gateway 9 Controller 10 Platform object , 11 Control panel object, 12 car object, 13 router, 14 power line, 15 breaker, 16 landing separation mechanism, 101, 101A, 101B, 101C first elevator device, 102 second elevator device, C2 control cable, F1 , F2, Fn hall.

Claims (7)

Control information transmitting means for transmitting control information for controlling the elevator apparatus;
A power supply for supplying power to the elevator apparatus and the control information transmitting means;
Transmission means for transmitting control information from the control information transmitting means to the elevator apparatus and transmitting electric power from the power source to the elevator apparatus;
Control means for controlling the elevator apparatus according to control information transmitted through the transmission means;
Elevator system with The elevator apparatus includes a plurality of control objects,
The control information includes a control action instruction signal for the plurality of control objects,
The transmission means is constituted by a power line,
The control means includes
Storage means for storing states of the plurality of control objects,
Based on the storage information of the storage means and the control information, a predetermined control object is selected from the plurality of control objects,
Transmitting a control action instruction signal for the predetermined control object;
The elevator system according to claim 1, wherein the predetermined control object is controlled by a control operation instruction signal transmitted through the power line.   The elevator system according to claim 2, wherein the electrical connection between the power line and the control object is controlled for each of the predetermined control objects.   The elevator system according to claim 2 or 3, wherein an ECHONET capable of transmitting electric energy and transmitting the control operation instruction signal is used as the power line. The control information includes shut-off information of the power source,
The control object includes a hall object composed of hall devices corresponding to a plurality of service floors of the elevator device,
The hall object is
A router for delivering control information input from the control means to the hall device via the transmission means;
A breaker provided between the router and the landing device;
A disconnecting mechanism for disconnecting the breaker when the power source is shut off and making the hall device a non-service floor;
The elevator system according to any one of claims 2 to 4, further comprising:   The elevator system according to claim 1, wherein the transmission unit includes a household outlet and a power line. As a hall device of the elevator apparatus, a hall indicator is provided,
The hall indicator has notification means including at least one of a display unit and a speaker,
The said alerting | reporting means is driven in response to the said control information, and alert | reports the present state with respect to the user of the said elevator apparatus, The any one of Claim 1-6 characterized by the above-mentioned. Elevator system.

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