CN104549869A - Multi-form controllable pearl fountain landscape set and pearl fountain landscape implementing method - Google Patents
Multi-form controllable pearl fountain landscape set and pearl fountain landscape implementing method Download PDFInfo
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- CN104549869A CN104549869A CN201510041256.1A CN201510041256A CN104549869A CN 104549869 A CN104549869 A CN 104549869A CN 201510041256 A CN201510041256 A CN 201510041256A CN 104549869 A CN104549869 A CN 104549869A
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- pearl
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- fountain
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B17/00—Apparatus for spraying or atomising liquids or other fluent materials, not covered by the preceding groups
- B05B17/08—Fountains
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
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- Special Spraying Apparatus (AREA)
Abstract
The invention provides a multi-form controllable pearl fountain landscape set and a pearl fountain landscape implementing method. The multi-form controllable pearl fountain landscape set comprises an LED lamp unit, an LED drive circuit and a water dropper; the LED drive circuit comprises a DC-DC conversion circuit, an on-off amplifier circuit and a feedback circuit; the DC-DC conversion circuit is used for generating drive square wave; the switch amplifier circuit generates PWM (pulse width modulation) wave with variable duty ratio to amplify on and off; the feedback circuit samples current of the LED lamp unit and feeds back a sampled signal to the DC-DC conversion circuit so as to dynamically adjust the current flowing through the LED lamp unit; the LED drive circuit controls the flashing frequency of the LED lamp unit to fit the flow speed of water drops generated by the water dropper, thus, like pearls, the water drops move up, stand or move down, creating three different visual scenes; all components of the multi-form controllable pearl fountain landscape set are common, and the multi-form controllable pearl fountain landscape set is low in price and intelligent and controllable.
Description
Technical field
The invention belongs to field of electronic design, relate to polymorphic controllability pearl fountain landscape device and pearl fountain view implementation method.
Background technology
Fountain is the artistic waterscape facilities that a kind of sight is higher, is widely used in various public place.Fountain was a kind of natural landscape originally, was the outcrop of artesian water, and such as, natural fountain maximum is in the world Glan fountain, can penetrate the water column that 73m is high, and scene is very grand.And at present fountain major part is fountain, fountain is built, is had ornamental water injector in order to the needs making scape.It not only has enriches gorgeous spray, can also combine with music, color lighting etc.Compared with natural fountain, it more can be arranged by the creativity of people, causes various unusual view, not only gives aesthetic feeling, can also demonstrate art and wisdom.Fountain design is the active procedure a kind of plan of fountain, planning, imagination will being passed on out by the form of vision.
Traditional fountain view is all move from top to bottom to the visual experience water of people, streams and direction single, although can convert out different shapes, people see that this view can produce visual fatigue unavoidably for a long time.
Description
The object of the invention is to overcome prior art defect, provide polymorphic controllability pearl fountain landscape device and pearl fountain view implementation method, compare legacy system, the present invention visually can form that water droplet presents upwards as pearl, static and downward three kinds of different view appearance aloft.
For achieving the above object, this explanation by the following technical solutions:
Polymorphic controllability pearl fountain landscape device, comprises LED group, LED drive circuit and dripping device; Described LED drive circuit comprises DC-DC conversion circuit, switch amplifying circuit and feedback circuit, DC-DC conversion circuit is for generation of driving square wave, the PWM ripple that switch amplifying circuit produces variable duty ratio realizes switch amplification, sampled signal, by sampling to LED group electric current, is fed back to DC-DC conversion circuit flows through LED group electric current with dynamic adjustments by feedback circuit; Control by LED drive circuit the dripping flow rate that the flicker frequency of LED coordinates dripping device to produce, thus generation water droplet aloft present as pearl move up, static or move down three kinds of different view appearance.
Further, comprise lampshade, install electronics storehouse below lampshade, LED drive circuit is arranged in electronics storehouse, arranges the LED group that a circle is composed in series by LED lamp bead around electronics storehouse; Dripping device is arranged on lampshade bottom, and dripping device comprises the water pipe of annular, is provided with one irises out (operating) water nozzle along water pipe, each water outlet nozzle is equipped with the choke valve regulating drip frequency; Water pipe is connected with cistern by aqueduct, and aqueduct is provided with water pump.
Further, described dripping device comprises the different annular water pipe of multilayer diameter, and each water pipe is equipped with one and irises out (operating) water nozzle, each water pipe passes through cross current.
Further, comprise gate framework, gate base of frame arranges cistern, gate frame roof is provided with a long straight water pipe, and water pipe is equidistantly provided with several water outlet nozzles, and water pipe is connected with cistern by aqueduct, aqueduct is provided with water pump, gate framework is provided with electronics storehouse, LED drive circuit is arranged in electronics storehouse, and the LED group be composed in series by LED lamp bead is arranged on above water pipe.
Further, the glow frequency adjustable range of described LED is 20Hz ~ 60Hz.
Further, each LED lamp bead of each water outlet nozzle of described dripping device and LED group is in same perpendicular, position one_to_one corresponding.
Polymorphic controllability pearl fountain view implementation method, on the water droplet that the light-illuminating of LED group is flowed out to dripping device, by regulating the water yield of dripping device, water droplet is evenly dripped, along with LED group flicker frequency or dripping device produce the change of water droplet frequency, water droplet aloft present as pearl move up, static or move down three kinds of different view appearance.
Further, if the flicker frequency of LED group is f1, the frequency that dripping device produces water droplet is f2, by regulating f1 or f2, when f1 and f2 is consistent, occurs the scene that water droplet is static aloft; As rate f1>f2, occurring that water droplet moves up is the illusion of water toward eminence stream; As f1<f2, there is the scene that water droplet moves down.
Polymorphic controllability pearl fountain landscape device of the present invention, comprises LED group, LED drive circuit and dripping device; By on water droplet that the light-illuminating of LED is flowed out to water outlet nozzle, then the water droplet regulating dripping device that water outlet nozzle is flowed out keeps the same, simultaneously along with the change of LED flicker frequency, water droplet visually present move up, static and move down three kinds of different scenes.
The present invention has the following advantages:
1, cost is low, and appreciative value is strong
All components and parts of this device are all more common, price is also all cheaper, the cost that global design manufactures is low, device of the present invention not only has the visual effect that fountain natively has, more important can allow people visually see water droplet aloft present to as white jade everybody upwards, static and downward three kinds of different scenes, and the color that water droplet looks can also bring different view appearance by the flicker of different LED, appreciative value is very strong.
2, intelligence is controlled
In this device, the flashing rate of LED group can by the control of LED drive circuit intelligence, thus the frequency that shower nozzle flows out water droplet well and in water injector carries out Dynamic Matching, thus present different fountain views.
Accompanying drawing explanation
Fig. 1 a is the structural representation of apparatus of the present invention embodiment 1;
Fig. 1 b is that the C-C of Fig. 1 a is to sectional view;
Fig. 2 is the structural representation of apparatus of the present invention embodiment 2;
Fig. 3 is LED drive circuit theory diagram of the present invention;
Fig. 4 a is DC-DC conversion circuit; Fig. 4 b is switch amplifying circuit; Fig. 4 c is feedback circuit;
Fig. 5 a is the schematic diagram of water droplet inactive state scene; Fig. 5 b is the schematic diagram that water droplet moves down scene; Fig. 5 c is that water droplet moves up the schematic diagram of scene.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in more detail, but the invention is not restricted to these embodiments.
Polymorphic controllability pearl fountain landscape device of the present invention comprises LED group, LED drive circuit and dripping device; Described LED drive circuit comprises DC-DC conversion circuit, switch amplifying circuit and feedback circuit, DC-DC conversion circuit is for generation of driving square wave, the PWM ripple that switch amplifying circuit produces variable duty ratio realizes switch amplification, sampled signal, by sampling to LED group electric current, is fed back to DC-DC conversion circuit flows through LED group electric current with dynamic adjustments by feedback circuit; Control by LED drive circuit the dripping flow rate that the flicker frequency of LED coordinates dripping device to produce, thus generation water droplet aloft present as pearl move up, static or move down three kinds of different view appearance.
Embodiment 1
In Fig. 1 a, Fig. 1 b, the polymorphic controllability pearl fountain landscape device of the present embodiment is by lampshade 1, and electronics storehouse 2, LED 3, dripping device 4, water circulation parts 5 are formed.Described LED 3 is in series by a circle LED lamp bead, and glow frequency adjustable range is 20Hz ~ 60Hz.Described dripping device 4 comprises a water pipe 401, and the surrounding of water pipe is provided with one and irises out (operating) water nozzle 402, and each water outlet nozzle is provided with the choke valve 403 of an adjustable drip frequency.Water circulation parts 5 comprise a cistern 501, and cistern 501 connects an aqueduct 503 to water pipe 401 by a water pump 502, forms water circulation.Lampshade bottom arrange water outlet nozzle and water pipe on LED be in same perpendicular.
Further dripping device comprises the different annular water pipe 401 of multilayer diameter, each water pipe 401 is equipped with one and irises out (operating) water nozzle 402, and each water pipe 401 passes through cross current.
Water droplet of the present invention rises, principle that is static, that decline is: in reality, the current of nozzle ejection are formed by the continuous motion of one after another drop of water droplet.When current arrive jet hole with certain flow, the effect by surface tension and gravity forms water droplet.And departing from nozzle with certain frequency, water droplet, once depart from jet hole, namely moves in freely falling body mode.
Water droplet moving line equation is:
Obviously often drip through path be consistent, and arriving certain, to put the time used be also consistent.Flow is larger, and the water droplet of formation per second is more, and namely water droplet frequency is higher.
If the flicker frequency of LED group is f1, the frequency that water outlet nozzle produces water droplet is f2
(1) when water spray frequency f 2 one timing of water outlet nozzle:
When the frequency f 1 of LED flicker is consistent with the water spray frequency f 2 of water outlet nozzle, static water droplet picture just can be seen.When regulating the glow frequency of LED to make just to see during its frequency f 1>f2 water droplet to move up the illusion of water toward eminence stream, when the glow frequency of adjustment LED makes just can see that water droplet moves down during its frequency f 1<f2.
(2) when flicker frequency f1 mono-timing of LED:
The frequency f 1 of glimmering when water spray frequency f 2 and the LED of water outlet nozzle is consistent, and just can see static water droplet picture.When the water spray frequency f 2 of adjusting water outlet nozzle makes just can see that water droplet moves down during its frequency f 2>f1, when the water spray frequency f 2 of adjusting water outlet nozzle makes just to see during its frequency f 2<f1 that water droplet moves up the illusion of water toward eminence stream.
In fig 1 a, the pearl fountain landscape system of the present embodiment is by lampshade 1, and install electronics storehouse 2, LED drive circuit is arranged in electronics storehouse 2, is LED 3 below LED drive circuit 2; The below of LED 3 is dripping device 4, and the below of dripping device is water circulation parts 5; Described dripping device comprises a water pipe 401, is provided with one and irises out (operating) water nozzle 402 around water pipe 4, and each water outlet nozzle 402 is provided with the choke valve 403 of an adjustable drip frequency; Described water circulation parts 5 comprise a cistern 501, and cistern 501 connects an aqueduct 503 to water pipe 401 by a water pump 502.
Fig. 3 gives the structured flowchart of LED drive circuit of the present invention.
In figure 3, the LED drive circuit of the present embodiment is by DC-DC conversion circuit, Switching Power Supply amplifying circuit, feedback circuit connects and composes, the output of DC-DC conversion circuit connects LED, the output of LED connects feedback circuit, and the output of feedback circuit connects DC-DC conversion circuit, and the output of switch amplifying circuit connects LED.
DC-DC conversion circuit produces the square wave of 50KHz primarily of square wave generation circuit, then in the design realizing DC-DC conversion circuit through IR2110 drive circuit, the PWM ripple that switch amplifying circuit mainly produces variable duty ratio by 51 single-chip microcomputers realizes switch amplification, and feedback circuit is mainly by sampling to the electric current of LED in output circuit, and then by the signal back DC-DC conversion circuit of sampling, thus the electric current of LED is flow through in dynamic adjustment, make it to maintain rated current size all the time, thus ensure the stable of whole closed-loop system.
As shown in fig. 4 a, the DC-DC conversion circuit of the present embodiment is by integrated circuit U1, integrated circuit U2, resistance R1 ~ resistance R10, electric capacity C1 ~ electric capacity C11, mosfet pipe Q2, and diode D1, diode D2, inductance L 1 connect and compose.The model of integrated circuit U1 is SG3525, and the model of integrated circuit U2 is that the model of IR2110, mosfet pipe Q2 is IRF840, D1, D2 is Quick-return diode.One end of resistance R2 is held with the VREF of integrated circuit U1 and is connected, the other end of resistance R2 passes through resistance R1 ground connection and is connected with 2 pin of integrated circuit, 5 pin of integrated circuit U1 are connected with 7 pin and pass through C2, the earth of C3 and C4, one pin of resistance R3 is connected to 9 pin of integrated circuit U1, the other end passes through electric capacity C1 ground connection and is connected with terminals P 1 with 1 pin of integrated circuit U1 simultaneously, 6 pin of integrated circuit U1 are by resistance R4 ground connection, 13 pin of integrated circuit U1 are connected with 15 pin and are connected to 15V positive source simultaneously by electric capacity C5 ground connection, 8 pin of integrated circuit U1 are by electric capacity C6 ground connection, 10 pin of integrated circuit U1 are by electric capacity R6 ground connection, 11 pin of integrated circuit U1 are connected to 10 pin of integrated circuit U2 by electric capacity R5, 11 pin of integrated circuit U2, 12 pin are connected to 2 pin and ground connection with 13 pin, 9 pin of integrated circuit connect 3 pin and are connected to 15V positive source, electric capacity C8 and C9 one end simultaneously in parallel is connected with integrated circuit 3 pin and is connected to 6 pin of integrated circuit U2 by diode D1, one end of electric capacity C7 is connected with 6 pin of integrated circuit U2, with 5 pin of integrated circuit U2 while of the other end, one end of resistance R8 is connected with the source class of mosfet pipe Q2, the other end of resistance R8 is connected to 7 pin of integrated circuit U2 and is connected to the grid of mosfet pipe Q2 by resistance R7, the drain electrode of mosfet pipe Q2 connects 15V positive source, resistance R9, resistance R10, one end of electric capacity C10 and electric capacity C11 parallel connection is connected to the source electrode of mosfet pipe Q2 by inductance L 1 and is connected with terminals P 2, other end ground connection, one end of diode D2 is connected with the source class of mosfet pipe Q2, other end ground connection.
As shown in Figure 4 b, the Switching Power Supply amplifying circuit of the present embodiment is connected and composed by integrated circuit U3, integrated circuit U4, resistance R11 ~ resistance R19, electric capacity C12 ~ electric capacity C16, button S1, crystal oscillator Y1, diode D3, mosfet pipe Q1.The model of integrated circuit U3 is STC89C52, and the model of integrated circuit U4 is the model of PC817, mosfet pipe Q1 is IRF630.One end connecting terminal P3 of resistance R11, the drain electrode of another termination mosfet pipe Q1 of resistance R11, one end of resistance R12 is connected with the anode of diode D3 and is connected to the drain electrode of mosfet pipe Q1, the other end of R12 is connected with the negative electrode of the D3 of diode and is connected to the positive pole of electric capacity C12, the negative pole of electric capacity C12 is connected to the source class of mosfet pipe and is connected to terminals P 4 by R13 ground connection, an electric capacity C13 and resistance R14 end in parallel is connected to the grid of mosfet pipe, other end ground connection, one end of resistance R15 is connected to the grid of mosfet pipe, the other end is connected to 4 pin of integrated circuit U4 and is connected to 5V positive source by resistance R16, 2 pin of integrated circuit U4 are connected to 1 pin of integrated circuit U3, 1 pin of integrated circuit U4 is connected to 40 pin of integrated circuit U3 by resistance R17 and is connected to 5V positive source, one end of crystal oscillator Y1 is connected to 19 pins of integrated circuit U3 and one end of electric capacity C14 respectively, the other end of crystal oscillator Y1 is connected to 18 pins of integrated circuit U3 and one end of electric capacity C15 respectively, the other end common ground of electric capacity C14 and electric capacity C15, 9 pin of the one termination integrated circuit U3 of electric capacity R18, the other end of resistance R18 is connected to 5V positive source by button S1, the positive pole of electric capacity C16 is connected to 5V positive source, the negative pole of electric capacity C16 is connected with 9 pin of integrated circuit U3, one end of resistance R17 is connected with 9 pin of integrated circuit U3, the other end ground connection of resistance R17.
As illustrated in fig. 4 c, the feedback circuit of the present embodiment is connected and composed to electric capacity C20 by integrated circuit U5 ~ integrated circuit U7, resistance R20 ~ resistance R32, electric capacity C17.The model of integrated circuit U5 ~ integrated circuit U7 is LF356N, 3 pin of integrated circuit U5 are connected to terminals P 5 by resistance R20, 2 pin of integrated circuit U5 are connected to 6 pin of integrated circuit U5 simultaneously by resistance R22 by resistance R21 ground connection, 4 pin of integrated circuit U5 connect 15V power cathode, 7 pin of integrated circuit U5 connect 15V positive source, 3 pin of integrated circuit U6 are connected to 6 pin of integrated circuit U5 by resistance R23, 2 pin of integrated circuit U6 are connected to 6 pin of integrated circuit U6 simultaneously by variable resistor R25 by resistance R24 ground connection, 4 pin of integrated circuit U6 connect 15V power cathode, 7 pin of integrated circuit U6 connect 15V positive source, 6 pin of the one termination integrated circuit U6 of resistance R26, the other end of resistance 26 be connected to resistance R27 one end and by electric capacity C17 ground connection, electric capacity C18, electric capacity C18 while that the positive terminal of electric capacity C19 and electric capacity C20 parallel connection being connected to the other end of resistance R27 and being connected to 3 pin of integrated circuit U7 by resistance R28, the negative pole end ground connection of electric capacity C19 and electric capacity C20 parallel connection, 2 pin of integrated circuit U7 are connected to 6 pin of integrated circuit U7 simultaneously by variable resistor R30 by resistance R29 ground connection, 6 pin of integrated circuit U7 are by variable resistor R31 ground connection, the variable-resistance intermediate terminal of one termination of resistance R32, other end connecting terminal P6.
Embodiment 2
As shown in Figure 2, the polymorphic controllability pearl fountain landscape device of the present embodiment, comprise gate framework, gate base of frame arranges cistern 501, gate frame roof is provided with a long straight water pipe 401, water pipe 401 is equidistantly provided with several water outlet nozzles 402, gate framework is provided with electronics storehouse 2, LED drive circuit is arranged in electronics storehouse 2, and the LED group be composed in series by LED lamp bead is arranged on above water pipe 401.Cistern 501 is a rectangle draw-in groove, and the water in cistern 501 is delivered to water pipe 401 by aqueduct 503 by water pump 502, and the annexation of other parts and parts is identical with embodiment 1.
As shown in Figure 5 a, as f1=f2, suppose in t, the position of the globule is in position A, B, C shown in black ball in Fig. 5 a, and namely we see the position of the globule for the first time, through Δ t (time that the LED is extinguished) moment, namely in t+ Δ t, the globule is still in position shown in black ball A, B, C in figure, and namely we see position A ', B ', the C ' of the globule for the second time, because twice is seen that the position of the globule just overlaps, so we will see the situation that the globule is static.
As shown in Figure 5 b, at f1, necessarily we heighten f2 a little to suitable size or when necessarily we reduce f1 to suitable size to f2 a little, suppose in t, the position of the globule is in position shown in black ball in Fig. 5 b, and namely we see the position A of the globule for the first time, B, C, through Δ t (time that the LED is extinguished) moment, namely in t+ Δ t, the globule is in position A ' shown in white ball in figure, B ', namely we see the position of the globule to C ' for the second time, single with regard to B point, our position seen of t+ Δ t is A ', because the position seen of second time is in below first time sees, so we will see the situation that the globule is downward.
As shown in Figure 5 c, at f1, necessarily we reduce f2 a little to suitable size or when necessarily we heighten f1 to suitable size to f2 a little, suppose in t, the position of the globule is in position shown in black ball in Fig. 5 c, through Δ t (time that the LED is extinguished) moment, namely in t+ Δ t, the globule is in position shown in white ball in figure, and namely we see the position of the globule for the second time, single with regard to B point, our position seen of t+ Δ t is A ', because the position seen of second time is in above first time sees, now we see and just see globule situation upwards.
Claims (8)
1. polymorphic controllability pearl fountain landscape device, is characterized in that: comprise LED group, LED drive circuit and dripping device;
Described LED drive circuit comprises DC-DC conversion circuit, switch amplifying circuit and feedback circuit, DC-DC conversion circuit is for generation of driving square wave, the PWM ripple that switch amplifying circuit produces variable duty ratio realizes switch amplification, sampled signal, by sampling to LED group electric current, is fed back to DC-DC conversion circuit flows through LED group electric current with dynamic adjustments by feedback circuit;
Control by LED drive circuit the dripping flow rate that the flicker frequency of LED coordinates dripping device to produce, thus generation water droplet aloft present as pearl move up, static or move down three kinds of different view appearance.
2. polymorphic controllability pearl fountain landscape device according to claim 1, it is characterized in that: comprise lampshade (1), electronics storehouse (2) is installed in lampshade (1) below, LED drive circuit is arranged in electronics storehouse (2), and electronics storehouse (2) arrange the LED group that a circle is composed in series by LED lamp bead around; Dripping device is arranged on lampshade (1) bottom, dripping device comprises the water pipe (401) of annular, be provided with one along water pipe (401) and iris out (operating) water nozzle (402), each water outlet nozzle (402) is equipped with the choke valve (403) regulating drip frequency; Water pipe (401) is connected with cistern (501) by aqueduct (503), aqueduct (503) is provided with water pump (502).
3. polymorphic controllability pearl fountain landscape device according to claim 2, it is characterized in that: described dripping device comprises the different annular water pipe (401) of multilayer diameter, each water pipe (401) is equipped with one and irises out (operating) water nozzle (402), each water pipe (401) passes through cross current.
4. polymorphic controllability pearl fountain landscape device according to claim 1, it is characterized in that: comprise gate framework, gate base of frame arranges cistern (501), gate frame roof is provided with a long straight water pipe (401), water pipe (401) is equidistantly provided with several water outlet nozzles (402), water pipe (401) is connected with cistern (501) by aqueduct (503), aqueduct (503) is provided with water pump (502), gate framework is provided with electronics storehouse (2), LED drive circuit is arranged in electronics storehouse (2), the LED group be composed in series by LED lamp bead is arranged on water pipe (401) top.
5. the polymorphic controllability pearl fountain landscape device according to any one of claim 1-4, is characterized in that: the glow frequency adjustable range of described LED is 20Hz ~ 60Hz.
6. the polymorphic controllability pearl fountain landscape device according to any one of claim 1-4, is characterized in that: each water outlet nozzle of described dripping device (402) is in same perpendicular with each LED lamp bead of LED group, position one_to_one corresponding.
7. based on the polymorphic controllability pearl fountain view implementation method of claim 1 device, it is characterized in that: on the water droplet that the light-illuminating of LED group is flowed out to dripping device, by regulating the water yield of dripping device, water droplet is evenly dripped, along with LED group flicker frequency or dripping device produce the change of water droplet frequency, water droplet aloft present as pearl move up, static or move down three kinds of different view appearance.
8. polymorphic controllability pearl fountain view implementation method according to claim 7, it is characterized in that: set the flicker frequency of LED group as f1, the frequency that dripping device produces water droplet is f2, by regulating f1 or f2, when f1 and f2 is consistent, there is the scene that water droplet is static aloft; As rate f1>f2, occurring that water droplet moves up is the illusion of water toward eminence stream; As f1<f2, there is the scene that water droplet moves down.
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| CN201510041256.1A CN104549869A (en) | 2015-01-27 | 2015-01-27 | Multi-form controllable pearl fountain landscape set and pearl fountain landscape implementing method |
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| CN201510041256.1A CN104549869A (en) | 2015-01-27 | 2015-01-27 | Multi-form controllable pearl fountain landscape set and pearl fountain landscape implementing method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106739743A (en) * | 2017-01-07 | 2017-05-31 | 深圳润元光电有限公司 | A kind of intelligent water drop active control landscape device and its control method |
| CN107015511A (en) * | 2017-06-02 | 2017-08-04 | 武汉科技大学 | A kind of outdoor current levitation device |
| CN107091511A (en) * | 2017-05-02 | 2017-08-25 | 何庆怀 | Water screen apparatus and the cascade control method with antigravity water droplet effect |
-
2015
- 2015-01-27 CN CN201510041256.1A patent/CN104549869A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106739743A (en) * | 2017-01-07 | 2017-05-31 | 深圳润元光电有限公司 | A kind of intelligent water drop active control landscape device and its control method |
| CN107091511A (en) * | 2017-05-02 | 2017-08-25 | 何庆怀 | Water screen apparatus and the cascade control method with antigravity water droplet effect |
| CN107015511A (en) * | 2017-06-02 | 2017-08-04 | 武汉科技大学 | A kind of outdoor current levitation device |
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Application publication date: 20150429 |