KR20080004207A - Fountain system - Google Patents

Abstract

A fountain system is provided to decrease installation time by reducing the number of signal lines between a controller and a fountain using control joint boxes for controlling respective valves. A fountain system includes an audio sound processor(110), a controller(120), N communication boards(130-1-130-N), fountain equipment, and N control joint boxes(210-1-210-N). The audio sound processor reproduces an audio sound stored in a storage, analyzes the reproduced audio sound into plural frequency bandwidths, and generates amplitude data for controlling the fountain system based on respective bandwidths. The controller outputs control commands for controlling the fountain system. The communication boards transmit the control commands to the control joint boxes. The fountain equipment is installed at a fountain. The control joint boxes drive the fountain equipment according to the control commands of the controller.

Description

Fountain system {FOUNTAIN SYSTEM}

1 is a schematic diagram illustrating a conventional fountain system;

2 is a block diagram illustrating a fountain system in accordance with the present invention;

3 is a block diagram illustrating a sound source processing unit shown in FIG. 2;

4 is a block diagram showing a communication board shown in FIG.

FIG. 5 is a perspective view of the on-site concrete joint box shown in FIG. 2;

6 is an example of the water screen shown in FIG.

7 is a flowchart illustrating an operation procedure of a sound source processing unit of a fountain system according to the present invention;

8 is a flowchart illustrating a PLC operation procedure of a fountain system according to the present invention;

9 is a flowchart illustrating an operation procedure of a communication board according to the present invention;

10 is a flowchart illustrating an operation procedure of the control joint box according to the present invention.

 * Explanation of symbols for main parts of the drawings

100: land machine room 110: sound source processing unit

120: PLC 130: communication board

200: fountain 210: control joint box

220: valve 230: underwater light

310: water screen control module 320: water screen

330: projector

The present invention relates to a fountain system, and more particularly, to an improved fountain system that can efficiently control the shape and lighting according to the sound source.

In general, a fountain installed indoors and outdoors is a decorative purpose device that draws out the fresh water in the lower reservoir by using a motor and a valve, and then sprays upward by using a nozzle. In order to improve dynamism and molding beauty in these fountains, recently, a fountain system of various types has been constructed by controlling the driving of a motor or a valve according to a control pattern programmed by a predetermined time unit.

As shown in FIG. 1, such a conventional fountain system is basically a land machine room 10 for controlling the operation of the fountain and a reservoir 20 of the reservoir 20 away from the machine room 10. Although operated separately, the machine room 10 includes a control computer 11 such as a PLC and a computer, and a control box 12 for driving a relay in accordance with the command of the control computer 11. And the machine room 10 and the fountain 20 of the land is connected by a plurality of wires 30, the fountain 20 is a high water pressure by a motor, such as not shown to deliver the water through the pipe to the nozzle, the pipe By attaching the valves 21-1 to 21 -N in the middle of the valve, the fountains of various shapes are realized by opening or closing the valves 21-1 to 21 -N according to the control of the machine room 10.

However, in the conventional fountain system, a control box for driving a relay is located in the machine room, and thus, many wires are required to connect the machine room and the fountain, thereby increasing installation cost, and the wiring is complicated.

The present invention has been proposed to solve the above problems, can be connected to the machine room of the land and a few lines to reduce the wiring cost, can produce a fountain shape in various shapes according to the sound source, through the water screen The objective is to provide an improved fountain system that can display images.

In order to achieve the above object, the present invention reproduces a sound source stored in a predetermined storage, decomposed the reproduced sound source into a plurality of frequency bands and generates band-specific amplitude data for controlling the fountain according to the amplitude of each band A sound source processing unit; A PLC unit for outputting a control command for controlling the fountain according to the amplitude data for each band of the sound source processing unit; N communication boards for transmitting the control command of the PLC unit to the control joint box of the fountain; Fountain equipment installed in the fountain; And N control joint boxes for driving the fountain according to the control command of the PLC.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 2 is a block diagram showing a fountain system according to the present invention, Figure 3 is a block diagram of the sound source processing unit shown in Figure 2, Figure 4 is a block diagram of the communication board shown in Figure 2, Figure 5 Fig. 6 is a block diagram showing the construction of the on-site concrete joint box, and Fig. 6 is an example of the water screen shown in Fig. 2.

Fountain system according to the present invention, as shown in Figure 2, the sound source processing unit 110, PLC unit 120, communication boards 130-1 ~ 130-N + 1 installed in the machine room 100 of the land , The operation unit 140, the image processing unit 150, and control joint boxes (210-1 ~ 210-N), the water screen control module 310, the projector 330 is installed in the fountain site according to the music The valves 220-1 to 220-K and the underwater lights 230-1 to 230-L are controlled to produce a fountain shape and to display an image on the water screen 320. Here, the projector 330 may use a laser generator or the like as the image output means.

Referring to FIG. 2, the sound source processing unit 110 reproduces a sound source stored in a CD, a tape, a storage, a memory, etc., and decomposes the reproduced sound source into a plurality of frequency bands and then controls bands according to amplitudes of the respective bands. The amplitude data is generated, and the PLC unit 120 outputs a control command for controlling the fountain according to the amplitude data for each band of the sound source processor 110. N + 1 communication board (130-1 ~ 130-N + 1) transmits the control command of the PLC to the control joint box (210-1 ~ 210-N) of the fountain side, and the water screen control module 310 And the operation unit 140 transmits the user's operation to the sound source processing unit 110, the PLC unit 120, and the image processing unit 150, and the image processing unit 150 reproduces the image source to output the image signal to the projector. 330).

And the communication board (130-1 ~ 130-N) of the land machinery room and the control joint box (210-1 ~ 210-N) of the fountain is connected by 1: 1 by a cable to control the control signal in the land machinery room (100) Can be delivered to the fountain (200).

As shown in FIG. 3, the sound source processing unit 110 operates the entire operation and adjusts the volume of the reproduced sound source according to the sound source playback unit 111 for reproducing the stored sound source and the operation signal transmitted from the operation unit 140. A band pass for passing only the first to tenth frequency bands by dividing the key input and volume control unit 112, the amplifier 113-1 for amplifying the reproduced audio signal, and the amplified audio signal into 10 bands. The output of the LED level meter unit 115 and the LED level meter unit 115, which detects the amplitude magnitude of the audio signal passed through the filter unit 114, the first through tenth bands as 8-bit digital data, and displays it as an LED. Y-axis amplitude data and Y-axis amplitude data for controlling the LED array 119 of 8 rows and 10 columns (8 x 10) and X-axis band data, and Y-axis amplitude data of the LED controller 116. X of the Y-axis amplitude data output unit 117 and the LED control unit 116 for outputting the data to the PLC 120. X-axis band data output unit 118 for outputting band data to PLC 120, arranged in a matrix structure of 8 rows and 10 columns, output of Y-axis amplitude data output unit 117 and X-axis band data output unit 118 Is composed of an 8x10 LED array 119 that ANDs the output of the < RTI ID = 0.0 >

The band bath filter 114 may include a first band pass filter (MFB1) 114-1 through which only the first frequency band is passed in the amplified audio signal, and a second band through the second frequency band only through the amplified audio signal. Band pass filter (MFB2) 114-2, The third band pass filter (MFB3: 114-3) for passing only the third frequency band in the amplified audio signal, Passing only the fourth frequency band in the amplified audio signal Fourth band pass filter (MFB4: 114-4), fifth band pass filter (MFB5: 114-5) that passes only the fifth frequency band in the amplified audio signal, and passes only the sixth frequency band in the amplified audio signal. A sixth band pass filter (MFB6: 114-6) to pass through, a seventh band pass filter (MFB7: 114-7) to pass only a seventh frequency band from the amplified audio signal, and an eighth frequency band from the amplified audio signal An eighth band pass filter (MFB8: 114-8) that passes only the ninth frequency in the amplified audio signal It consists yeokman a ninth band-pass filter (MFB9:: 114-9), which is passed through, a 10 band pass filter that passes only a tenth the frequency band in the amplified audio signal (114-10 MFB10).

The LED level meter 115 is a first LED level meter (8-BIT LED LEVEL METER1: 115-1), which detects the amplitude of the first band-passed audio signal as 8-bit digital data and displays it as an LED. 2 second LED level meter (8-BIT LED LEVEL METER2: 115-2) that detects the amplitude of the band-passed audio signal as 8-bit digital data and displays it as LED, and the amplitude of the third band-passed audio signal The third LED level meter (8-BIT LED LEVEL METER3: 115-3) that detects 8-bit digital data and displays it as an LED, and detects the amplitude of the fourth band-passed audio signal as 8-bit digital data. 4th LED level meter (8-BIT LED LEVEL METER4: 115-4) displayed by LED, and 5th LED level which detects and displays the amplitude magnitude of the 5th band-passed audio signal as 8-bit digital data and displays it with LED. M (8-BIT LED LEVEL METER 5: 115-5), true of the 6th bandpassed audio signal 8-bit LED LEVEL METER 6: 115-6, which detects the magnitude as 8-bit digital data and displays it as an LED, and detects the amplitude magnitude of the 7th band-passed audio signal as 8-bit digital data. LED level meter (8-BIT LED LEVEL METER 7: 115-7) to display the LED by the LED, and the 8th LED level to detect and display the amplitude magnitude of the 8th band-passed audio signal as 8-bit digital data and display it with LED. Meter (8-BIT LED LEVEL METER 8: 115-8), the ninth LED level meter (8-BIT LED LEVEL METER 9: 115-9) and a tenth LED level meter (8-BIT LED LEVEL METER 10: 115-10) that detects the amplitude magnitude of the tenth band-passed audio signal as 8-bit digital data and displays it as an LED.

The Y-axis amplitude data output unit 117 includes first to eighth Y-axis amplitude data output units 117-1 to 117-8 outputting the Y-axis amplitude data of the LED controller 116 to the PLC 120. The X-axis band data output unit 118 may include first to tenth X-axis band data output units 118-1 to 118-10 to output the X-axis band data of the LED controller 116 to the PLC 120. It consists of.

The LED array 119 is composed of 80 LEDs (1, 1) to (LED 8, 10) arranged in 8 rows and 10 columns, so that the output of the Y-axis amplitude data output unit 117 and the X-axis band data output unit 118 are arranged. ) AND operation of the output to display the signal transmitted to PLC.

As shown in FIG. 4, the communication board 130 includes a key input unit 136, a power supply unit PWR, and a PLC output unit 131 that receives a control signal from the PLC 120, and a PLC output unit 131. M buffer units 132-1 to 132-M for buffering the output and the operation of the key input unit 136 are input to perform a predetermined communication protocol, and the buffer units 132-1 to Buffer unit 134 through the buffer selection unit 134. Select one of the 132-M, and receives the data of the selected buffer unit (132-1 ~ 132-M) to form a predetermined communication packet and output to the communication unit 135 of the control unit 133, the control unit 133 It consists of a communication unit 135 for transmitting a communication packet to the control joint boxes (210-1 ~ 210-N) through a few lines.

The buffer units 132-1 to 132-M include first to eighth photocouplers 137-1 to 137-8 for converting and transmitting electrical signal output of the PLC into light, and first to eighth photocouplers. First to eighth LEDs 138-1 to 138-8 and first to eighth LEDs 138-1 to 137-1 to 137-8, which display the state of the PLC output unit 131, respectively. And a buffer 139 connected to the 138-8 to transfer the output of the PLC to the controller 133.

And the control joint boxes (210-1 ~ 210-N), as shown in Figure 5, the circuit elements are built in the cylindrical enclosure, the valves 220-1 ~ 2222-K installed in the fountain 200 Relays (RL'1 to RL'N) for controlling relays (RL1 to RLK: 215-1 to 215-K) for control and submersible lights (216-1 to 216-L) installed in fountains, and machine rooms ( The communication unit 211 for communicating with the communication unit 100 communicates with the PLC 120 in the machine room through the communication unit 211 according to a predetermined communication protocol, and interprets a command transmitted from the PLC 120 to relay RL1 to RRL, A control unit 212 for driving RL'1 to RL'N, an LCD display window 214 for displaying an ID, and the like, and an LED 213 for displaying a signal transmission state. In addition, the power supply unit PWR is provided to supply power required by the circuit elements of the control joint boxes 210-1 to 200-N by receiving power from a power supply in the machine room.

As illustrated in FIG. 6, the water screen 320 includes a predetermined water tank or a reservoir 321 in which water is stored, a circulation pump 322 for sucking water from the water tank or the reservoir 321, and a circulation pump ( The water injection pipe 323 connected to the 322, and the injection nozzle 324 installed in the water injection pipe 323 is sucked from the circulation pump 322 under the control of the water screen control module 310, As water passing through the injection pipe 323 at high pressure is injected into the bubble state through the injection nozzle 324, an opaque white water film is formed, thereby forming the water screen A.

The water screen (A) may be formed in a rectangular shape while the water injected by the water injection pipe 323 is installed having a predetermined height as shown in the drop shape, the injection nozzle is installed so that the water injection direction is upward It can also form in semi-ellipse shape by raising water by.

Next, an operation procedure of the fountain system of the present invention configured as described above will be described.

7 is a flowchart illustrating an operation procedure of a sound source processing unit of the fountain system according to the present invention, FIG. 8 is a flowchart illustrating a PLC operation procedure of the fountain system according to the present invention, and FIG. 9 is an operation of the communication board according to the present invention. 10 is a flowchart illustrating a procedure, and FIG. 10 is a flowchart illustrating an operation procedure of a control joint box according to the present invention.

The sound source processing unit 110 of the fountain system according to the present invention is a band for controlling the fountain according to the amplitude of each band after decomposing the reproduced sound source into a plurality of frequency bands by playing a sound source stored in CD, tape, storage, memory, etc. Generate star amplitude data.

Referring to FIG. 7, when a user manipulates the operation unit 140, an operation signal is input through a key input and a volume control unit 112 so that the sound source reproducing unit 111 reproduces the sound source stored in the storage and has a different band. The band pass filters 114-1 to 114-10 pass through to filter for each band (601 and 602). In the embodiment of the present invention, the filter is divided into 10 bands.

Subsequently, the amplitude level of each band is detected using the LED level meters 115-1 to 115-10 connected to the band pass filters 114-1 to 114-10 (603). Preferably, the amplitude of each band is represented by 8 bits.

The controller 116 generates band-specific amplitude data and then transmits band data and amplitude data to the PLC 120 (604 and 605). In the embodiment of the present invention, eight amplitude data for ten band data are calculated by AND operation and displayed by the LED array 119 and transmitted to the PLC 120.

Referring to FIG. 8, the PLC 120 executes a predetermined program to receive the X-axis band data and the Y-axis amplitude data of the reproduced sound source from the sound source processing unit 110, and to control the fountain according to the received data. It generates a control command for (701 ~ 703). The control command is transmitted to the communication board 130 and transmitted to the control joint box 210 (704).

As shown in FIG. 9, the communication boards 130-1 to 130 -N receive a control command from the PLC 120, generate a data packet according to a predetermined communication protocol, and then encode and control the cable or wirelessly. Transmission to the joint boxes (210-1 ~ 210-N) (801 ~ 804).

As shown in FIG. 10, the control joint boxes 210-1 to 210 -N receive and decode data packets from the communication boards 130-1 to 130 -N, and decompose and decode the decoded data packets. Interpret the commands (901-904). Subsequently, after generating a relay driving signal for driving the corresponding valve and the underwater lamp according to the analyzed control command, the valve 220-1 to 220-K or the underwater lamp 230-1 to 230-K installed in the fountain is driven. (905, 906).

As described above, the fountain system according to the present invention, after filtering the sound source to a plurality of frequency bands, by detecting the amplitude magnitude of each filtered frequency band to control the fountain, and only the power line and communication line between the fountain machine room and the fountain After installation, each valve is controlled through a control joint box installed near the fountain, greatly reducing the number of signal lines required between the machine room and the fountain, reducing wire costs and simplifying installation, saving installation time and costs. It has the advantage of being easy to maintain.

Although the above has been described with reference to a preferred embodiment of the present invention, those skilled in the art will be variously modified and changed within the scope of the present invention without departing from the spirit and scope of the invention described in the claims below. I can understand that you can.

Claims (6)

A sound source processor for reproducing a sound source stored in a predetermined storage, decomposing the reproduced sound source into a plurality of frequency bands, and generating amplitude data for each band for controlling the fountain according to the amplitude of each band; A PLC unit for outputting a control command for controlling the fountain according to the amplitude data for each band of the sound source processing unit; N communication boards for transmitting the control command of the PLC unit to the control joint box of the fountain; Fountain equipment installed in the fountain; And And N control joint boxes for driving the fountain device according to the control command of the PLC. According to claim 1, wherein the sound source processing unit A sound source reproducing unit for reproducing the stored sound source, an operation unit for controlling the operation of the sound source processing unit and adjusting the volume of the reproduced sound source, an amplifier for amplifying the reproduced audio signal, and the amplified audio signal are divided into a plurality of bands. A plurality of band pass filter units for passing only a frequency band of the band, an LED level meter unit for detecting amplitude values of the audio signals passing through the band pass filter unit as predetermined data, and displaying them as LEDs; An LED controller for receiving the output and outputting Y-axis amplitude data and X-axis band data, a Y-axis amplitude data output unit for outputting Y-axis amplitude data of the LED controller to the PLC, and X-axis band data of the LED controller X-axis band data output section for outputting to PLC, Y-axis amplitude data output section and X-axis band data output section arranged in a predetermined matrix structure A fountain system, comprising: an LED array for ANDing and displaying the output. The communication board of claim 1, wherein the communication board receives a PLC output unit for receiving a control signal from the PLC, a plurality of buffer units for buffering the output of the PLC output unit, and a key input unit to perform a predetermined communication protocol. A control unit for selecting one of the plurality of buffer units through a buffer selection unit and receiving data of the selected buffer unit to form a predetermined communication packet, and a communication unit transmitting the communication packet of the control unit to the control joint box through a few lines. Fountain system comprising a. The apparatus of claim 3, wherein the buffer unit is connected to the first to eighth photocouplers for converting and transmitting the electrical signal output of the PLC into light, and displays the state of the PLC output unit connected to the first to eighth photocouplers. A fountain system comprising first to eighth LEDs and a buffer connected to the first to eighth LEDs to transfer the output of the PLC to the controller. 2. The control joint box according to claim 1, wherein the control joint box has circuit elements embedded in a cylindrical enclosure, a relay for controlling valves installed in the fountain, a relay for controlling a submersible lamp installed in the fountain, and communicating with the machine room. A communication unit, a control unit for communicating with a PLC in the machine room through the communication unit to interpret a command transmitted from the PLC to drive a relay, an LCD display window for displaying an ID, etc., and a signal transmission state. Fountain system, characterized in that consisting of LED. The system of claim 1, wherein the fountain system is An image processor which reproduces a predetermined image source and outputs an image signal; Image output means for converting an image signal of the image processor into an optical image; A water screen for displaying an image of the image output means; And And a water screen control module for controlling the water screen according to the output of the PLC unit.

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