JP3297208B2 - Automatic control fountain with variable nozzle elevation angle - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic control fountain with a variable nozzle elevation angle.

[0002]

2. Description of the Related Art Conventionally, as a high-tech automatic control fountain device, for example, as shown in a perspective view of FIG.
Nozzles 02 projecting upward from the surface of the water, and a plurality of lighting devices 03 for effects arranged around the pool 01
And those comprising audio equipment and the like (not shown) are known.

In such an apparatus, as shown in the control system diagram of FIG. 4 (B), after flowing down from a pool 01 to a water tank 04, it is suctioned and pressurized by a water pump 05 to supply a main pipe 06, each control valve 07, and each control valve 07. Pool 01 through supply pipe 08 and each nozzle 02
The fountain amount and the fountain time of the circulating water 09 fountained above the water surface are controlled by automatically controlling each control valve 07 from the computer 010 via the relay board 011. In addition, each of the lighting device 03 and the sound device 012 are also provided from the computer 010 to the relay panel 01 and the control unit 01, respectively.
4 is automatically controlled.

However, in such an apparatus, the direction of spraying water from each nozzle 02 is limited to a vertically upward direction.
Since the shape of the fountain 15 is monotonous, the following means is required to change the shape of each fountain 015 in a complicated manner, and there is a drawback associated with this. (1) It is necessary to arrange a large number of nozzles 02, and as a result, the equipment cost is increased and therefore uneconomical. (2) It is necessary to attach a special nozzle to the tip of each nozzle 02 in advance, and as a result, artificial costs increase, which is uneconomical.

[0005]

DISCLOSURE OF THE INVENTION The present invention has been proposed in view of such circumstances, and a complicated fountain shape can be obtained even with a small number of nozzles. It is an object of the present invention to provide a nozzle elevation angle variable type automatic control fountain device which is economical and can save the above.

[0006]

For this purpose, the present invention relates to an automatic control fountain device for controlling the fountain timing and amount of a nozzle by controlling a control valve inserted into a water supply pipe by a computer. A nozzle which is connected to the downstream side through a flexible pipe joint and whose upper portion loosely penetrates the intersection opening of the three-dimensional cross-shaped elevation angle varying mechanism described later, and an upwardly convex semicircular strip plate having substantially the same radius, A pair of first and second curved strips each having a long hole extending substantially over a semicircle along a line are orthogonally three-dimensionally intersected, and both lower ends of the first curved strip which are respectively on the same plane. The first curved strip is rotatable around a diameter passing through the second curved strip and the second servomotor is rotated around a diameter passing through both lower ends of the second curved strip. Three-dimensional cross-shaped elevation angle that allows the swivel of the curved strip Comprising a mechanism, the rotation timing of each servo motor, the rotation direction and rotation amount is characterized in that so as to control the computer.

[0007]

According to such a configuration, in an automatic control fountain device in which the control valve inserted into the water supply pipe is controlled by a computer to adjust the fountain timing and the fountain amount of the nozzle, the control valve is disposed downstream of the control valve. A nozzle which is connected through a flexible pipe joint and whose upper part loosely penetrates the intersection opening of the three-dimensional cross-shaped elevation angle variable mechanism described later, and an upwardly convex semicircular strip plate having substantially the same radius, each along the center line A pair of first and second pairs of curved strips each having an elongated hole extending substantially over a semicircle are orthogonally and three-dimensionally crossed, and the first and second pairs of curved strips are respectively coplanar.
The first servo motor can rotate the first curved strip around a diameter passing through both lower ends of the curved strip, and the second
And a three-dimensional cross-shaped elevation angle variable mechanism that enables the second curved belt to be rotated by a second servo motor around a diameter passing through both lower ends of the curved belt. Since the rotation direction and the rotation amount are controlled by the computer, the following operation is performed. (1) Even with a relatively small number of nozzles, by varying these elevation angles by an automatic control mechanism, a complicated fountain shape can be obtained, and equipment costs can be saved. (2) In order to obtain a complicated fountain shape, there is no need to add a special nozzle to the tip of each nozzle in advance.
Artificial costs can be saved.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment in which the present invention is applied to a high-tech automatic control fountain shown in FIG. 4 will be described with reference to the drawings.
The same reference numerals denote the same members as those in the figure, respectively. First, FIG. 1 (A) is a perspective view and FIG. 1 (B) is a longitudinal sectional view showing a first embodiment in which the nozzle support is of a spherical bearing type. 1
Is a mounting plate having a substantially square planar shape, provided for each nozzle in the pool 01 (FIG. 4).
Are L-shaped motor brackets erected on a set of two sides orthogonal to each other. 3 is a waterproof cover for protecting the servo drive motor 4 supported on each of the brackets 2,
Reference numeral 5 denotes an intermediate upwardly convex semicircular band plate, which is formed by rotating shaft portions 6 at both ends thereof being supported by an L-shaped rotating shaft bracket 7 and extending over substantially a semicircle along the center line. Hole 8
Is a three-dimensional cross-shaped elevation angle variable mechanism formed by a first curved band plate and a second curved band plate having substantially the same radius, and the first curved band plate and the second curved band plate are They are mutually orthogonally overlapped with a slight gap between them. Reference numeral 9 denotes a coupling for connecting the output shaft of the drive motor 4 to the rotary shaft portion 6 at one end of the elevation angle varying mechanism 5. Reference numeral 10 denotes a nozzle pivot projecting above the center of the mounting plate 1 and having a spherical bearing 11 made of synthetic resin. The abutment has a lower end connected to the supply pipe 08. 12
Is a variable elevation angle nozzle in which the base spherical portion 13 is pivotally supported by the nozzle pivot base 10 and the central portion is positioned by the variable elevation angle mechanism 5.

Subsequently, in the block diagram of FIG.
Is a computer capable of automatically controlling the elevation angle variable nozzle 12. In this case, in addition to the function of the conventional computer 010, each drive motor is provided in real time via the driver 15.
4 is controlled respectively, and the results are further transmitted to the gears 16 fitted to the output shafts of the respective drive motors 4.
, And is fed back after being detected by the angle detector 17.

In such an apparatus, as shown in FIG. 1, when the drive motors 4 are rotated in the directions X and Y, respectively, the first bending band plate and the second bending The strip can be rotated in the directions α and β, respectively. As a result, the spherical portion 13 at the base of the elevation angle variable nozzle 12
Is rotated along the spherical bearing 11, and the middle portion is loosened by inserting a square space formed by the elongated holes 8, 8 of the first curved band plate and the second curved band plate intersecting vertically. Since it is constrained, the center line of the elevation angle variable nozzle 12 points at a predetermined elevation angle. At this time, the elevation angle fluctuation of the elevation angle variable nozzle 12 is
The drive motors 4 and 4 are sequentially rotated, and the first curved strip and the second
May be performed by sequentially overlapping the rotations of the curved strips in the directions α and β, and the driving motors 4, 4
At the same time to move the intersection space of the elevation angle varying mechanism 5 in the direction γ.
May be performed by making a revolving motion.

Next, a second embodiment in which the nozzle support is of a flexible hose type is shown in FIG.
(B) In the vertical cross-sectional view, reference numeral 18 denotes a flexible member which is coaxially fixed to the lower surface of the center opening of the mounting plate 1, has the lower surface connected to the tip of the supply pipe 08, and has the upper surface screwed with the screw fitting 19. Hose mounting seat. Reference numeral 20 denotes a flexible hose formed of a flexible rubber or tetrafluoroethylene resin, to which a screw fitting 19 is fitted at the lower end, and a variable elevation angle nozzle 21 is fitted at the upper end to penetrate the intersection space of the variable elevation angle mechanism 5. It is.

In such an apparatus, the operation and effect are the same as those of the first embodiment, and the elevation angle of the nozzle is ± 45 ° in this embodiment as compared with about ± 30 ° in the first embodiment.
There is a feature that can be expanded to about °.

According to the apparatus of the embodiment, in the automatic control fountain device for controlling the fountain timing and the fountain amount of the nozzle by controlling the control valve inserted in the water supply pipe by a computer, the control valve is located downstream of the control valve. And a nozzle which is loosely inserted through the opening of the cross section of the three-dimensional cross-shaped elevation angle variable mechanism described later and connected to the center line of A pair of first and second curved strips each having an elongated hole extending over substantially a semicircle are formed by orthogonally three-dimensionally intersecting each other, and pass through both lower ends of the first curved strips on the same plane. The first servo motor allows the first curved strip to be rotatable around the diameter, and the second servo motor rotates the second curved strip around the diameter passing through both lower ends of the second curved strip. Three-dimensional cross-shaped elevation angle variable mechanism that enables the plate to rotate The equipped, the rotation timing of each servo motor, since the rotation direction and rotation amount to be controlled by the computer, the following effects are obtained if. (1) Even with a relatively small number of nozzles, by varying these elevation angles by an automatic control mechanism, a complicated fountain shape can be obtained, and as a result, equipment costs can be saved, and thus economic efficiency is improved. (2) In order to obtain a complicated fountain shape, there is no need to add a special nozzle to the tip of each nozzle in advance.
Artificial costs can be saved, thus improving economics.

[0014]

In summary, according to the present invention, in an automatic control fountain device for controlling the fountain timing and the fountain amount of a nozzle by controlling a control valve inserted into a water supply pipe with a computer, the control valve is disposed downstream of the control valve. A nozzle connected loosely through a flexible pipe joint, the upper part of which is loosely inserted into the crossing opening of a three-dimensional cross-shaped elevation angle varying mechanism described later, and an upwardly convex semicircular band plate having substantially the same radius, each along a center line. And a pair of first and second pairs of curved strips having elongated holes extending substantially over a semicircle are orthogonally crossed and three-dimensionally cross each other, and pass through both lower ends of the first curved strips on the same plane. Around the first curved belt plate by the first servo motor to be rotatable,
A three-dimensional cross-shaped elevation angle varying mechanism that enables the second servo band to rotate the second curved band around a diameter passing through both lower ends of the second curved band; By controlling the timing, the rotation direction and the rotation amount by the computer, it is possible to obtain a complicated fountain shape even with a small number of nozzles. The present invention is industrially extremely useful because a variable nozzle elevation angle automatic control fountain device with excellent performance is obtained.

[Brief description of the drawings]

FIG. 1 shows a first embodiment in which the present invention is applied to a high-tech automatic control fountain device shown in FIG. 4, wherein (A) and (B) are a perspective view and a longitudinal sectional view, respectively.

FIG. 2 is a block diagram showing a control mechanism of the apparatus of FIG.

3 shows a second embodiment in which the present invention is applied to the high-tech automatic control fountain device shown in FIG. 4, wherein (A) and (B) are a perspective view and a longitudinal sectional view, respectively.

FIG. 4 shows a known high-tech automatic control fountain device, (A)
And (B) are a perspective view and a control block diagram, respectively.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Mounting plate 2 Bracket 3 Waterproof cover 4 Drive motor 5 Elevation angle variable mechanism 6 Rotating shaft part 7 Bracket 8 Long hole 9 Coupling 10 Nozzle pivot stand 11 Spherical bearing 12 Elevation angle variable nozzle 13 Spherical part 14 Computer 15 Driver 16 Gear 17 Angle Detector 18 Flexible hose mounting seat 19 Screw fitting 20 Flexible hose 21 Elevation angle variable nozzle 03 Lighting equipment 07 Control valve 08 Supply pipe 09 Circulating water 011 Relay board 012 Sound equipment 013 Relay board 014 Control unit α direction β direction γ direction

──────────────────────────────────────────────────続 き Continuation of the front page (56) References JP-A-3-118857 (JP, A) JP-A-50-160994 (JP, A) JP-A-62-109125 (JP, U) 7799 (JP, B1) Jikken 42-2361 (JP, Y1) (58) Field surveyed (Int. Cl. ⁷ , DB name) B05B 17/08

Claims (1)

(57) [Claims] 1. An automatic control fountain device for controlling a fountain timing and a fountain amount of a nozzle by controlling a control valve inserted in a water supply pipe by a computer, wherein a flexible pipe joint is provided downstream of the control valve. A nozzle that is connected and whose upper part is loosely inserted into the cross opening of the three-dimensional cross-shaped elevation angle varying mechanism described later, and a semi-circular upper convex strip of almost the same radius, each extending over substantially a semicircle along the center line. A pair of curved first and second curved strips having holes are orthogonally crossed, and a first servo is provided around a diameter passing through both lower ends of the first curved strip that are coplanar with each other. A three-dimensional structure in which the first curved strip can be rotated by a motor and the second curved strip can be rotated by a second servo motor around a diameter passing through both lower ends of the second curved strip. With a cross-shaped elevation angle variable mechanism,
A nozzle elevation angle variable type automatic control fountain device, wherein a rotation timing, a rotation direction, and a rotation amount of each of the servomotors are controlled by the computer.