CN205302773U - A automatically controlled feeding device for throwing add solution - Google Patents

A automatically controlled feeding device for throwing add solution Download PDF

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Publication number
CN205302773U
CN205302773U CN201521125634.6U CN201521125634U CN205302773U CN 205302773 U CN205302773 U CN 205302773U CN 201521125634 U CN201521125634 U CN 201521125634U CN 205302773 U CN205302773 U CN 205302773U
Authority
CN
China
Prior art keywords
electromagnetic valve
air pump
storage box
water storage
tube
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201521125634.6U
Other languages
Chinese (zh)
Inventor
章军军
吴海军
章上千
吴令奇
吴剑斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Benliu Technology Co Ltd
Zhejiang University ZJU
Original Assignee
Hangzhou Benliu Technology Co Ltd
Zhejiang University ZJU
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Benliu Technology Co Ltd, Zhejiang University ZJU filed Critical Hangzhou Benliu Technology Co Ltd
Priority to CN201521125634.6U priority Critical patent/CN205302773U/en
Application granted granted Critical
Publication of CN205302773U publication Critical patent/CN205302773U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses an automatically controlled feeding device for throwing add solution. Airtight water storage box upper portion trompil to carry on detachable sealedly with sealed lid, the air pump passes through the third connecting pipe and links to each other with airtight water storage box upper portion, the stalk sets up in airtight water storage box, and bottom and the inside intercommunication of box, and top seal nevertheless is equipped with the first connecting pipe by first solenoid valve control switching, even has the siphon on the stalk lateral wall, airtight water storage box upper portion still is equipped with the second connecting pipe by second solenoid valve control switching. During the use, when the air pump during operation, the second solenoid valve is closed, and when the air pump was out of work, the second solenoid valve was opened. The utility model discloses a change the coloured drinking cup drawback of traditional reynolds in the past, the accessible circuit is light controls colored water exhaust topping up, and can utilize the light flowing back of air pump, also can supply with the experimental facilities through the light colored water of realizing of air pump, easy and simple to handle directly perceived, is suitable for modern teaching requirement, has also saved the experimental arrangement place simultaneously.

Description

A kind of automatically controlled feedway for adding solution
Technical field
This utility model belongs to experimental apparatus field, is specifically related to a kind of automatically controlled feedway for adding solution.
Background technology
Traditional in hydrodynamics hydraulics during reynolds experiment classical must do one of experiment. Along with the application of modern technologies, the exploitation also well afoot of Automated condtrol type reynolds experiment system.
Reynolds experiment requires to observe fluid layer stream and turbulent flow fluidised form, measures critical Reynolds number. The fluidised form observing pipe flow is to fill colored water in the duct as missing liquid. Observe the flow condition of traced fluid, to understand the flow characteristic of laminar flow and turbulent flow. The amount of added colored water is suitable with people's door dropped amount when beating saline tuck. When under laminar flow conditions, the not blending mutually of the fluid particle in pipeline, do orderly stratification flowing without any confusion. Therefore, the colored water injected from pipeline opening can form straight line shape flow forward in the duct; When under turbulent flow condition, the mutual blending of fluid particle in pipe, do unordered random motion. Therefore, the colored water water stock of injection is completely broken, quickly diffuses to full pipe as smog. The experiment effect of this experiment depends entirely on the feeder of colored water and the adjusting function of valve thereof. On traditional experiment, colored water is directly to be supplied water by high-order water box and flexible pipe and valve gravity flow, owing to the output of its colored water is small, required water supply hose is the tubule that a diameter is about 1-2 millimeter, nearly 0.7 millimeter of colored water injection needle diameter, for the valve of open and close colored water, the manual modulation valve of conventional saline tuck traditionally, this valve is to be closed by hose squeezing, unclamps unlatching. Its Problems existing, behind 1, for a long time closedown, flexible pipe follows the string, often opening failure; 2, connecting flexible pipe and colored water injection needle thereof to be easy to be blocked by bubble or little granule, being especially trapped in pipe after experiment colored water can not get rid of, and dried needle tubing is often scrapped, and causes difficulty to the maintenance of experiment instrument;3, in this experiment, colored water consumption during laminar flow requires less, it is easy to meet, but under turbulent flow condition, because the flow rate of water flow of pipe flow is bigger, it is desirable to colored water concentration strengthens, and could show and allow student see the diffusion chaotic Phenomena of smoke-like. Traditional method, after the elevation of colored water box is fixing, to improve the supply of colored water in experiment, the concentration strengthening colored water cannot realize, deep or light difficult tune. 4, in Automated condtrol type reynolds experiment system, it is automatically controlled that original experimental provision cannot realize automatization, and can not find the like product about the automatically controlled feeder of colored water on market.
In order to overcome above deficiency, simultaneously in order to solve the technical barrier in Automated condtrol type reynolds experiment system, spy has invented this automatically controlled feeder.
Summary of the invention
The purpose of this utility model solves problems of the prior art, and provides a kind of automatically controlled feedway of the colored water for reynolds experiment, and concrete technical scheme is as follows:
For the automatically controlled feedway of colored water of reynolds experiment, including airtight water storage box, seal lid, stalk, the first electromagnetic valve, the second electromagnetic valve, air pump, siphon, the second connecting tube, the first connecting tube and the 3rd connecting tube; Airtight water storage box top perforate, and carry out detachable-type sealed to seal lid; Air pump is connected with airtight water storage box top by the 3rd connecting tube; Stalk is arranged in airtight water storage box, and bottom connects with box house, and top seals but is provided with the first connecting tube being controlled opening and closing by the first electromagnetic valve, and stalk sidewall is connected with siphon; Airtight water storage box top is additionally provided with the second connecting tube being controlled opening and closing by the second electromagnetic valve.
As preferably, described stalk bottom position is lower than the 3rd connecting tube, to ensure that liquid will not flow backwards entrance air pump.
As preferably, the first described electromagnetic valve is normal-closed electromagnetic valve, and the second described electromagnetic valve is normal-open electromagnetic valve. When device does not run, in airtight water storage box and atmosphere, keep normal pressure, extension fixture life-span.
As it is preferred that, the first described electromagnetic valve individually controls; Second electromagnetic valve and air pump coordinated signals, when air pump works, the second closed electromagnetic valve, when gas air pump inoperative, the second electromagnetic valve is opened. During plant running, can automatically make in airtight water storage box, to keep airtight, only go out liquid by stalk.
This utility model is as follows relative to the advantage of prior art:
1) the device provides a kind of reynolds experiment special-purpose colored water automatically controlled feeder of siphon valve-type, especially solve the technical barrier in Automated condtrol type reynolds experiment system;
2) this utility model overcomes thin, the operation inconvenience of easily stifled difficulty etc. of traditional colored water micro valve regulation and control is example defect problem. Such as, connecting flexible pipe and colored water injection needle thereof and be easy to be blocked by bubble or little granule, being especially trapped in pipe after experiment colored water can not get rid of, and dried needle tubing is often scrapped. This utility model has the function of dredging colored water outlet pipe and colored water entry needle, and is electric-controlled type, easy to operate;
3) this utility model is as hydrodynamic calculations instruments used for education, the fluid mechanics principle that make use of of novelty solves an experiment difficult problem, can motivate students' interest in learning, inspire the creativity consciousness of student, and to cultivating, innovation ability is useful, possesses good teaching efficiency.
Accompanying drawing explanation
Fig. 1 is a kind of reynolds experiment automatically controlled feeder structural representation of special-purpose colored water siphon valve-type;
In figure: airtight water storage box 1, sealing lid 2, stalk the 3, first electromagnetic valve the 4, second electromagnetic valve 5, air pump 6, siphon the 7, second connecting tube the 8, first connecting tube 9 and the 3rd connecting tube 10.
Detailed description of the invention
Below in conjunction with accompanying drawing the present invention it is further elaborated and illustrates. In the present invention, the technical characteristic of each embodiment is not under having conflicting premise, all can carry out respective combination.
As it is shown in figure 1, a kind of automatically controlled feedway for adding solution, including airtight water storage box 1, seal lid 2, stalk the 3, first electromagnetic valve the 4, second electromagnetic valve 5, air pump 6, siphon the 7, second connecting tube the 8, first connecting tube 9 and the 3rd connecting tube 10; Airtight water storage box 1 top perforate, and carry out detachable-type sealed to seal lid 2; Air pump 6 is connected with airtight water storage box 1 top by the 3rd connecting tube 10; Stalk 3 is arranged in airtight water storage box 1, and bottom connects with box house, and top seals but is provided with the first connecting tube 9 being controlled opening and closing by the first electromagnetic valve 4, and stalk 3 sidewall is connected with siphon 7; Airtight water storage box 1 top is additionally provided with the second connecting tube 8 being controlled opening and closing by the second electromagnetic valve 5. Stalk 3 bottom position is lower than the 3rd connecting tube 10. First electromagnetic valve 4 is normal-closed electromagnetic valve, and the second described electromagnetic valve 5 is normal-open electromagnetic valve. First electromagnetic valve 4 individually controls; Second electromagnetic valve 5 and air pump 6 coordinated signals, when air pump 6 works, the second electromagnetic valve 5 cuts out, and when air pump 6 does not work, the second electromagnetic valve 5 is opened.
For Reynolds test, work process of the present utility model is: use fixed pedestal to be fixed on Reynolds instrument, siphon 7 outlet is positioned in the body to be seen of Reynolds tester, and now the second electromagnetic valve 5 is opened, and the first electromagnetic valve 4 cuts out; Colored water is by opening the sealing lid 2 airtight water storage box 1 of entrance, inject a certain amount of colored water bonnet top cover labyrinth 2, now air pump 6 is energized work, second electromagnetic valve 5 cuts out, first electromagnetic valve 4 still remains turned-off, in airtight water storage box 1, pressure raises and makes colored water pour into stalk 3, flows out siphon 7 by stalk 3, supplies experimental facilities by siphon 7. Need after terminating experiment to disconnect colored water for seasonable, it is possible to individually opened by the first electromagnetic valve 4. If desired by the colored water emptying in airtight water storage box 1, then the second electromagnetic valve 5 power-off, opens air pump 6, and colored water can be discharged from siphon 8.

Claims (4)

1. the automatically controlled feedway being used for adding solution, it is characterized in that, including airtight water storage box (1), seal lid (2), stalk (3), the first electromagnetic valve (4), the second electromagnetic valve (5), air pump (6), siphon (7), the second connecting tube (8), the first connecting tube (9) and the 3rd connecting tube (10); Airtight water storage box (1) top perforate, and carry out detachable-type sealed to seal lid (2); Air pump (6) is connected with airtight water storage box (1) top by the 3rd connecting tube (10); Stalk (3) is arranged in airtight water storage box (1), and bottom connects with box house, top seals but is provided with the first connecting tube (9) being controlled opening and closing by the first electromagnetic valve (4), and stalk (3) sidewall is connected with siphon (7); Airtight water storage box (1) top is additionally provided with the second connecting tube (8) being controlled opening and closing by the second electromagnetic valve (5).
2. the automatically controlled feedway for adding solution as claimed in claim 1, it is characterised in that described stalk (3) bottom position is lower than the 3rd connecting tube (10).
3. the automatically controlled feedway for adding solution as claimed in claim 1, it is characterised in that described the first electromagnetic valve (4) is normal-closed electromagnetic valve, and described the second electromagnetic valve (5) is normal-open electromagnetic valve.
4. the automatically controlled feedway for adding solution as claimed in claim 3, it is characterised in that described the first electromagnetic valve (4) individually controls; Second electromagnetic valve (5) and air pump (6) coordinated signals, when air pump (6) works, the second electromagnetic valve (5) cuts out, and when air pump (6) does not work, the second electromagnetic valve (5) is opened.
CN201521125634.6U 2015-12-29 2015-12-29 A automatically controlled feeding device for throwing add solution Expired - Fee Related CN205302773U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521125634.6U CN205302773U (en) 2015-12-29 2015-12-29 A automatically controlled feeding device for throwing add solution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521125634.6U CN205302773U (en) 2015-12-29 2015-12-29 A automatically controlled feeding device for throwing add solution

Publications (1)

Publication Number Publication Date
CN205302773U true CN205302773U (en) 2016-06-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201521125634.6U Expired - Fee Related CN205302773U (en) 2015-12-29 2015-12-29 A automatically controlled feeding device for throwing add solution

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105469674A (en) * 2015-12-29 2016-04-06 浙江大学 Electric control supply device for adding solution and method thereof
CN106276206A (en) * 2016-11-03 2017-01-04 张泰� A kind of accurate measurement disk feeder and liquid appending apparatus thereof and application

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105469674A (en) * 2015-12-29 2016-04-06 浙江大学 Electric control supply device for adding solution and method thereof
CN106276206A (en) * 2016-11-03 2017-01-04 张泰� A kind of accurate measurement disk feeder and liquid appending apparatus thereof and application

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160608

Termination date: 20191229

CF01 Termination of patent right due to non-payment of annual fee