CN106000707B - A kind of rain controller - Google Patents
A kind of rain controller Download PDFInfo
- Publication number
- CN106000707B CN106000707B CN201610472371.9A CN201610472371A CN106000707B CN 106000707 B CN106000707 B CN 106000707B CN 201610472371 A CN201610472371 A CN 201610472371A CN 106000707 B CN106000707 B CN 106000707B
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- Prior art keywords
- syringe needle
- multiple groups
- group
- gas
- syringe
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/06—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane
- B05B7/062—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet
- B05B7/066—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet with an inner liquid outlet surrounded by at least one annular gas outlet
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/02—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling time, or sequence, of delivery
- B05B12/06—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling time, or sequence, of delivery for effecting pulsating flow
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/12—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages
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- Catching Or Destruction (AREA)
- Flow Control (AREA)
Abstract
The invention discloses a kind of rain controllers, belong to rainfall simulation field.The rain controller includes: mounting plate, is vertically arranged multiple groups syringe needle, water tank, the multiple groups pipeline for being separately connected the multiple groups syringe needle and the water tank, the multiple flow valves being separately positioned on the multiple groups pipeline, the controller being electrically connected with the multiple flow valve on a mounting board;The multiple groups syringe needle is distributed by matrix, every group of syringe needle in the multiple groups syringe needle includes multiple syringe needles, every group of syringe needle is evenly distributed on the mounting plate, and the diameter of multiple syringe needles in every group of syringe needle is equal, and the diameter of each group syringe needle in the multiple groups syringe needle is unequal.Different syringe needles correspond to different size of raindrop, and being precisely controlled for simulated rainfall may be implemented.
Description
Technical field
The present invention relates to rainfall simulation field, in particular to a kind of rain controller.
Background technique
Rain controller is the system for simulating natural precipitation, and for carrying out simulation natural precipitation in a certain range, rain is adjusted
The size and rainfall of drop, applied to the research in the fields such as rainfall and rainfall influence, such as the research soil erosion and rainfall density
Relationship, the potential erosion mechanism of soil type and the possible safeguard measure of the soil erosion etc..
Rain controller mainly includes water tank, pipeline, spray head and flow regulating unit, and water tank is connect by pipeline with spray head, is flowed
Amount adjusts the flow that unit is used to control spray head.In order to enable rain controller to simulate different size of raindrop landing, existing rainfall
Device is mainly the shape and pressure generation rainfall for passing through control spray head, but such that nozzle structure is complicated, and raindrop are big
Small control precision is low.
Summary of the invention
In order to solve problems in the prior art, the embodiment of the invention provides a kind of rain controllers.The technical solution is as follows:
The embodiment of the invention provides a kind of rain controller, the rain controller includes:
Mounting plate, water tank, is separately connected the multiple groups syringe needle and institute at the multiple groups syringe needle being vertically set on the mounting plate
It states the multiple groups pipeline of water tank, the multiple flow valves being separately positioned on the multiple groups pipeline, be electrically connected with the multiple flow valve
Controller;
The multiple groups syringe needle is distributed by matrix, and every group of syringe needle in the multiple groups syringe needle includes multiple syringe needles, and described every group
Syringe needle is evenly distributed on the mounting plate, and the diameter of multiple syringe needles in every group of syringe needle is equal, in the multiple groups syringe needle
Each group syringe needle diameter it is unequal;
Wherein, the multiple groups syringe needle includes forming No. 1 syringe needle that liquid-drop diameter is 0.2-0.5mm to be with liquid-drop diameter is formed
No. 2 syringe needles of 0.4-1.0mm, the quantity of No. 1 syringe needle are greater than the quantity of No. 2 syringe needles;
The syringe needle is needles with two holes, and the needles with two holes includes outer tube and the inner tube that is arranged in the outer tube, described
Inner tube is connect with the water tank, and the outer tube is for connecting air-jet device;
The air-jet device includes gas source, the multiple groups gas passage for being separately connected the multiple groups syringe needle and the gas source, divides
Multiple pulse valves on the multiple groups gas passage are not set, and the pulse valve is electrically connected with the controller;
The air-jet device further includes multiple gas distributors, and every group of syringe needle and gas distributor go out
Mouth connection, the entrance of the gas distributor are connect with the gas source;
Every group of gas passage in the multiple groups gas passage includes that multiple first gas passages and a second gas are logical
Road, the both ends of the first gas passage connect the outlet of the syringe needle Yu the gas distributor, the second gas channel
The entrance and the gas source of the gas distributor are connected, the pulse valve is arranged on the second gas channel.
In an implementation of the embodiment of the present invention, the rain controller further includes multiple water dispensers out, described every
Group syringe needle is connect with the outlet for going out water dispenser described in one, and the entrance of the water dispenser out is connect with the water tank.
In another implementation of the embodiment of the present invention, every group of pipeline in the multiple groups pipeline includes multiple first
Pipeline and a second pipe, the both ends of the first pipe connect the outlet of the syringe needle and the water dispenser out, described
The entrance and the water tank of the second pipe connection water dispenser out, the flow valve are arranged on the second pipe.
In another implementation of the embodiment of the present invention, in another implementation of the embodiment of the present invention, institute
Outer tube and said inner tube coaxial arrangement are stated, and the length of the outer tube is less than the length of said inner tube.
In another implementation of the embodiment of the present invention, the air-jet device further includes being separately positioned on the multiple groups
Multiple pressure reducing valves on gas passage, the pressure reducing valve are electrically connected with the controller.
In another implementation of the embodiment of the present invention, the rain controller further includes can be at two of horizontal plane mutually
The mobile mobile platform in vertical direction, the mounting plate are arranged on the mobile platform.
Technical solution provided in an embodiment of the present invention has the benefit that
By the way that multiple groups syringe needle is arranged on a mounting board, every group of syringe needle is connect with water tank respectively, thus realize simulated rainfall, by
It is distributed in multiple groups syringe needle by matrix, every group of syringe needle in multiple groups syringe needle includes multiple syringe needles, and every group of syringe needle is evenly distributed on peace
In loading board, the diameter of multiple syringe needles in every group of syringe needle is equal, and the diameter of each group syringe needle in multiple groups syringe needle is unequal, exists in this way
When carrying out rainfall, it is only necessary to control different groups of syringe needle by flow valve and carry out rainfall, different syringe needles correspond to different size of
Raindrop, syringe needle are not necessarily to somewhat complex design, and the control of raindrop size is accurate.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of structural schematic diagram of rain controller provided in an embodiment of the present invention;
Fig. 2 is syringe needle distribution schematic diagram provided in an embodiment of the present invention;
Fig. 3 is needle head structure schematic diagram provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Fig. 1 is a kind of structural schematic diagram of rain controller provided in an embodiment of the present invention, and referring to Fig. 1, which includes:
Mounting plate 10, water tank 30, is separately connected 20 and of multiple groups syringe needle at the multiple groups syringe needle 20 being vertically set on mounting plate 10
The multiple groups pipeline 40 of water tank 30, the multiple flow valves 50 being separately positioned on multiple groups pipeline 40 are electrically connected with multiple flow valves 50
Controller 60;
Multiple groups syringe needle 20 is distributed by matrix, and every group of syringe needle 20 in multiple groups syringe needle 20 includes multiple syringe needles 20, every group of syringe needle
20 are evenly distributed on mounting plate 10, and the diameter of multiple syringe needles 20 in every group of syringe needle 20 is equal, each group in multiple groups syringe needle 20
The diameter of syringe needle 20 is unequal.
Wherein, multiple groups syringe needle 20 formed liquid-drop diameter and experiment raindrop size distribution in drop (namely raindrop) diameter pair
It answers.Specifically, identical with the liquid-drop diameter of the group formation of syringe needle 20, and each syringe needle can be formed continuously difference within the scope of one
The drop of size, therefore syringe needle 20 similar in diameter is formed by drop there are overlapping diameters parts.
Such as: the liquid-drop diameter that No. 1 syringe needle 20 is formed is 0.2-0.5mm, and the liquid-drop diameter that No. 2 syringe needles 20 are formed is 0.4-
1.0mm, the liquid-drop diameter that No. 3 syringe needles 20 are formed are 0.8-1.5mm;It is empty by flow control and compression for every group of syringe needle 20
Gas pulse frequency obtains accurate liquid-drop diameter, such as No. 1 syringe needle 20 is formed by changing flow and compressed air frequency
0.2mm, 0.25mm, 0.3mm, 0.35mm etc..Specific syringe needle grouping can be carried out according to the following table:
In embodiments of the present invention, the quantity of each group syringe needle 20 can not be identical.As shown in Fig. 2, the quantity of No. 1 syringe needle 20
Significantly more than No. 2 syringe needles 20, because the density of small rain droplets is greater than the density of big raindrop in rainfall, designing in this way can be with
Allow rain controller being capable of more true simulated rainfall.
Wherein, pipeline 40 can be hose, such as rubber tube.
Wherein, controller 60 includes but is not limited to programmable logic controller (PLC) (Programmable Logic
Controller, abbreviation PLC), single-chip microcontroller etc. has and controls possible device or equipment.
In embodiments of the present invention, rain controller further includes multiple water dispensers 70 out, and every group of syringe needle 20 and one go out moisture
The outlet of orchestration 70 connects, and the entrance of water dispenser 70 is connect with water tank 30 out.
In embodiments of the present invention, every group of pipeline 40 in multiple groups pipeline 40 includes multiple first pipes 401 and one the
Two pipelines 402, the outlet of the both ends connecting needle 20 of first pipe 401 and water dispenser 70 out, the connection water outlet of second pipe 402
The entrance and water tank 30 of distributor 70, flow valve 50 are arranged on second pipe 402.
The bottom of water tank 30 is equipped with multiple apopores, and quantity is identical as the packet count of syringe needle 20, and each apopore connects stream
Valve 50 is measured, each flow valve 50 picks out the entrance of water dispenser 70, and each outlet of water dispenser 70 out connects syringe needle 20, controller 60
The water flow of syringe needle 20 is controlled using flow valve 50,20 water flow of syringe needle is droplet size multiplied by drop frequency.
In embodiments of the present invention, syringe needle 20 is needles with two holes 20, and needles with two holes 20 includes outer tube 201 and is arranged in outer tube
Inner tube 202 in 201, inner tube 202 are connect with water tank 30, and outer tube 201 is for connecting air-jet device.
As shown in figure 3, outer tube 201 and inner tube 202 are funnel structure, pipeline access and drop is facilitated to generate.
In embodiments of the present invention, outer tube 201 and inner tube 202 are coaxially disposed, and the length of outer tube 201 is less than inner tube 202
Length.
In embodiments of the present invention, air-jet device includes gas source 80, the multiple groups for being separately connected multiple groups syringe needle 20 and gas source 80
Gas passage 90, the multiple pulse valves 100 being separately positioned on multiple groups gas passage 90, pulse valve 100 are electrically connected with controller 60
It connects.
Wherein, multiple groups gas passage 90 can be hose, such as rubber tube.
In embodiments of the present invention, air-jet device further includes multiple gas distributors 110, every group of syringe needle 20 and a gas
The outlet of distributor 110 connects, and the entrance of gas distributor 110 is connect with gas source 80.
In embodiments of the present invention, every group of gas passage 90 in multiple groups gas passage 90 includes multiple first gas passages
901 and a second gas channel 902, the both ends connecting needle 20 of first gas passage 901 and going out for gas distributor 110
Mouthful, second gas channel 902 connects the entrance and gas source 80 of gas distributor 110, and pulse valve 100 is arranged in second gas channel
On 902.
In embodiments of the present invention, air-jet device further includes the multiple pressure reducing valves being separately positioned on multiple groups gas passage 90
120, pressure reducing valve 120 is electrically connected with controller 60.
Pressure reducing valve 120 is connected with gas source 80, and quantity is identical as 20 packet count of syringe needle, and each pressure reducing valve 120 connects pulse valve
100, each pulse valve 100 connects gas distributor 110, and each outlet of gas distributor 110 connects 20 exit orifice of syringe needle, 60 benefit of controller
20 jet frequency of syringe needle is controlled with pulse valve 100, controller 60 controls 100 whiff pressure of pulse valve using pressure reducing valve 120, makes needle
First 20 water flow forms stable drop and falls, jet in the identical situation of pulse valve frequency flow identical as drop frequency
Frequency is faster, and drop is smaller, and the water total volume of outflow is constant, and droplet size and jet frequency are inversely proportional, therefore is filled by jet
It sets and flow valve 50 is combined to control droplet size and density.
In embodiments of the present invention, rain controller further includes the movement that can be moved in two mutually orthogonal directions of horizontal plane
Platform 130, mounting plate 10 are arranged on mobile platform 130.
Specifically, mobile platform 130 can be at x/y plane (horizontal plane being made of the x-axis and y-axis being arranged in a mutually vertical manner)
It inside moves horizontally, can specifically include platform and two stepper motors moved respectively in the direction x and the direction y with moving platform,
Change 20 position of syringe needle by moving horizontally in x/y plane, so that raindrop be made to fall in different location.
Further, an inlet opening is equipped at the top of water tank 40, inlet opening is connect by water tank flow valve 140 with water source,
An air inlet is equipped at the top of water tank 40, air inlet is connect by water tank pressure reducing valve 150 with gas source 80, and controller 60 passes through water tank
Flow valve 140 controls 40 inflow of water tank and is equal to 40 water yield of water tank, and controller 60 controls water tank 40 by water tank pressure reducing valve 150
Interior pressure is stablized.
The embodiment of the present invention is connect with water tank respectively by the way that multiple groups syringe needle, every group of syringe needle are arranged on a mounting board, thus real
Existing simulated rainfall, since multiple groups syringe needle is by matrix distribution, every group of syringe needle in multiple groups syringe needle includes multiple syringe needles, and every group of syringe needle
It is uniformly distributed on a mounting board, the diameter of multiple syringe needles in every group of syringe needle is equal, the diameter of each group syringe needle in multiple groups syringe needle
It is unequal, in this way when carrying out rainfall, it is only necessary to control different groups of syringe needle by flow valve, water tank pressure reducing valve and pulse valve
Rainfall is carried out, different syringe needles correspond to different size of raindrop, and syringe needle is not necessarily to somewhat complex design, and the control of raindrop size is accurate;Each needle
Head forms the drop of arbitrary diameter in a certain range, it is possible to reduce syringe needle packet count;Syringe needle diameter of inner pipe is larger, prevents syringe needle
Blocking.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of rain controller, which is characterized in that the rain controller includes:
Mounting plate, water tank, is separately connected the multiple groups syringe needle and the water at the multiple groups syringe needle being vertically set on the mounting plate
The multiple groups pipeline of case, the multiple flow valves being separately positioned on the multiple groups pipeline, the control being electrically connected with the multiple flow valve
Device processed;
The multiple groups syringe needle is distributed by matrix, and every group of syringe needle in the multiple groups syringe needle includes multiple syringe needles, every group of syringe needle
It is evenly distributed on the mounting plate, the diameter of multiple syringe needles in every group of syringe needle is equal, each in the multiple groups syringe needle
The diameter of group syringe needle is unequal;
Wherein, the multiple groups syringe needle includes that form No. 1 syringe needle that liquid-drop diameter is 0.2-0.5mm and form liquid-drop diameter be 0.4-
No. 2 syringe needles of 1.0mm, the quantity of No. 1 syringe needle are greater than the quantity of No. 2 syringe needles;
The syringe needle is needles with two holes, and the needles with two holes includes outer tube and the inner tube that is arranged in the outer tube, said inner tube
It is connect with the water tank, the outer tube is for connecting air-jet device;
The air-jet device includes gas source, the multiple groups gas passage for being separately connected the multiple groups syringe needle and the gas source, sets respectively
Multiple pulse valves on the multiple groups gas passage are set, the pulse valve is electrically connected with the controller;
The air-jet device further includes multiple gas distributors, and the outlet of every group of syringe needle and a gas distributor connects
It connects, the entrance of the gas distributor is connect with the gas source.
2. rain controller according to claim 1, which is characterized in that the rain controller further includes multiple water dispensers out, institute
It states every group of syringe needle and is connect with the outlet for going out water dispenser described in one, the entrance of the water dispenser out is connect with the water tank.
3. rain controller according to claim 2, which is characterized in that every group of pipeline in the multiple groups pipeline includes multiple
One pipeline and a second pipe, the both ends of the first pipe connect the outlet of the syringe needle and the water dispenser out, institute
The entrance and the water tank of the second pipe connection water dispenser out are stated, the flow valve is arranged on the second pipe.
4. rain controller according to claim 1, which is characterized in that the outer tube and said inner tube coaxial arrangement, and it is described
The length of outer tube is less than the length of said inner tube.
5. rain controller according to claim 1, which is characterized in that every group of gas passage packet in the multiple groups gas passage
Include multiple first gas passages and a second gas channel, the both ends of the first gas passage connect the syringe needle with it is described
The outlet of gas distributor, the second gas channel connect the entrance and the gas source of the gas distributor, the pulse
Valve is arranged on the second gas channel.
6. rain controller according to claim 1, which is characterized in that the air-jet device further include be separately positioned on it is described more
Multiple pressure reducing valves on group gas passage, the pressure reducing valve are electrically connected with the controller.
7. rain controller according to any one of claims 1 to 6, which is characterized in that the rain controller further includes can be in level
The mobile mobile platform of two mutually orthogonal directions in face, the mounting plate are arranged on the mobile platform.
Priority Applications (1)
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CN201610472371.9A CN106000707B (en) | 2016-06-23 | 2016-06-23 | A kind of rain controller |
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CN201610472371.9A CN106000707B (en) | 2016-06-23 | 2016-06-23 | A kind of rain controller |
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CN106000707A CN106000707A (en) | 2016-10-12 |
CN106000707B true CN106000707B (en) | 2019-01-18 |
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CN201610472371.9A Active CN106000707B (en) | 2016-06-23 | 2016-06-23 | A kind of rain controller |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106373480A (en) * | 2016-11-21 | 2017-02-01 | 南京科技职业学院 | Combined pressure-regulating artificial rainfall demonstration device |
CN111550374B (en) * | 2019-12-31 | 2022-02-08 | 北京金风科创风电设备有限公司 | Rainfall simulation device and system of generator |
CN111157436B (en) * | 2020-01-06 | 2023-07-18 | 宁波送变电建设有限公司永耀科技分公司 | Climate simulation device for salt spray experiment machine |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1560820A (en) * | 2004-03-08 | 2005-01-05 | 中国科学院力学研究所 | Rainfall analogue device for laboratary |
CN103143465B (en) * | 2013-02-25 | 2016-06-29 | 中国水利水电科学研究院 | The analog systems of a kind of Regional Rainfall process and method |
CN103477926B (en) * | 2013-09-29 | 2016-05-18 | 清华大学 | A kind of intelligent artificial rain simulating device |
CN103885095B (en) * | 2014-01-10 | 2016-08-17 | 中国人民解放军理工大学 | Face uniform rainfall field stimulation device |
CN104148242B (en) * | 2014-08-27 | 2017-01-25 | 江汉大学 | Coaxial double-hole syringe needle, device and method for liquid droplet subdivision |
CN205926092U (en) * | 2016-06-23 | 2017-02-08 | 江汉大学 | Rainfall ware |
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2016
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