CN101943918A - High-precision automatic control system for constant water level - Google Patents

High-precision automatic control system for constant water level Download PDF

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Publication number
CN101943918A
CN101943918A CN 201010284565 CN201010284565A CN101943918A CN 101943918 A CN101943918 A CN 101943918A CN 201010284565 CN201010284565 CN 201010284565 CN 201010284565 A CN201010284565 A CN 201010284565A CN 101943918 A CN101943918 A CN 101943918A
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water
water tank
control system
automatic control
tank
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马军
刘永泽
黄源
江进
王琪
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Harbin Institute of Technology Shenzhen
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Harbin Institute of Technology Shenzhen
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Abstract

一种高精度恒定水位自动控制系统,涉及一种水位控制系统。它解决了现有采用机械或电磁的装置控制恒定水位的精度较低的问题。它的一号水箱的悬挂在待注水的容器的上方,且一号水箱的出水口朝向待注水的容器,所述一号水箱的出水口伸入待注水的容器中;一号水箱的出水口的中心线与竖直方向的角度介于0度与90度之间,一号水箱固定在水箱支撑架上。本发明适用于需要保持容器内的水位恒定的场合。

Figure 201010284565

A high-precision constant water level automatic control system relates to a water level control system. It solves the problem of low accuracy of controlling the constant water level by existing mechanical or electromagnetic devices. Its No. 1 water tank is suspended above the container to be filled with water, and the water outlet of the No. 1 water tank is facing the container to be filled with water, and the water outlet of the No. 1 water tank stretches into the container to be filled with water; The angle between the center line and the vertical direction is between 0 degree and 90 degree, and the No. 1 water tank is fixed on the water tank support frame. The invention is suitable for occasions where it is necessary to keep the water level in the container constant.

Figure 201010284565

Description

The constant water level auto control system of a kind of high precision
Technical field
The present invention relates to a kind of water level control system.
Background technology
In daily life or producing, people run into through regular meeting needs to keep the constant situation of water level, just needs sometimes to keep water level constant as the operation of facilities such as water tank, pond, filter tank.Existing method mainly be adopt machinery or electromagnetism the method by-pass valve control unlatching or close and then control water level, it all is the water level controller of mechanical type or electronic type that the device that adopts mainly contains ball-cock assembly, electronic type water level switch, level relay etc., but the complex structure of these devices, serviceable life are short, cost is higher, adaptive faculty is stronger, wherein portioned product is relatively stricter to producing the requirement of safeguarding, be easy to generate phenomenon such as leak, safe reliability is relatively poor.Will inevitably there be certain error in existing method owing to adopt the device of machinery or electromagnetism, and therefore the precision of the constant water level of being controlled is lower.
Summary of the invention
The present invention controls the lower problem of precision of constant water level in order to solve the existing device of machinery or electromagnetism that adopts, thereby provides a kind of high precision constant water level auto control system.
The constant water level auto control system of a kind of high precision, it comprises water tank and water tank bracing frame, a water tank is suspended on the top of the container for the treatment of water filling, and the water delivering orifice of a water tank is towards the container for the treatment of water filling, and the water delivering orifice of a described water tank stretches in the container for the treatment of water filling; The center line of the water delivering orifice of a water tank and the angle of vertical direction are between 0 degree and 90 degree, and No. one water tank is fixed on the water tank bracing frame.
Beneficial effect: the present invention is when work, water in water tank flow in the container for the treatment of water filling by water delivering orifice, the water delivering orifice of the water tank of water flooding in the container for the treatment of water filling, because a water tank location is constant, therefore treat that the water level in the container of water filling also must keep constant, and, therefore do not have the error that produces by this this device because the present invention does not adopt any machinery or calutron, therefore the present invention is than conventional device, and the constant precision of its water level is very high.
Description of drawings
Fig. 1 is a structural representation of the present invention; Fig. 2 is the structural representation of the specific embodiment of the invention four.
Embodiment
Embodiment one, this embodiment is described in conjunction with Fig. 1, the constant water level auto control system of a kind of high precision, it comprises water tank 2 and water tank bracing frame 1, a water tank 2 is suspended on the top of the container 5 for the treatment of water filling, and the water delivering orifice of a water tank 2 is towards the container 5 for the treatment of water filling, and the water delivering orifice of a described water tank 2 stretches in the container 5 for the treatment of water filling; The center line of the water delivering orifice of a water tank 2 and the angle of vertical direction are between 0 degree and 90 degree, and No. one water tank 2 is fixed on the water tank bracing frame 1.
Principle of work: a water tank 2 of the present invention is upside down in the top of the container 5 for the treatment of water filling, water in water tank 2 flows into the pond through water delivering orifice under the effect of gravity, the inside of a water tank 2 forms negative pressure simultaneously, air enters the inside of a water tank 2 through water delivering orifice under the effect of the outside of a water tank 2 and air pressure inside difference.The container 5 interior water levels for the treatment of water filling progressively rise, until the water delivering orifice that floods a water tank 2, air can not enter water tank 2 inside again No. one, cause in a water tank 2 and form negative pressure, No. one water tank 2 interior water can not flow in the container 5 for the treatment of water filling owing to the negative pressure swabbing action again, thereby water level is controlled in the aperture position of a water tank 2, has promptly realized the control of constant water level.
The present invention only relies on the effect of liquid gravity and atmospheric pressure to realize without any need for additionaling power; The present invention is simple in structure, working stability.
The present invention is under the situation of corrosion resistivity and structural stability at the material that guarantees a water tank 2, can also carry multiple liquid, realizes the constant of multiple liquid level.
The difference of embodiment two, this embodiment and the constant water level auto control system of embodiment one described a kind of high precision is, has water supplement port on the water tank 2.
The difference of embodiment three, this embodiment and embodiment one or the constant water level auto control system of two described a kind of high precision is, it also comprises plug 3, No. one water tank 2 tops have water supplement port, and plug 3 is with the sealing of the water supplement port on water tank 2.
The course of work of present embodiment is: original state, No. one valve 4 is closed, water supplement port 2 sealings.
During work, open water supplement port 2,, then, use plug (rubber plug) sealing water supplement port 2 topped up with water in water tank 2.The water of opening in 4, numbers water tanks 2 of a valve treats in the container 5 of water filling that by the water delivering orifice inflow simultaneously, ambient atmos enters water tank 2 inside No. one by water delivering orifice, realizes water and gas exchange, with water tank of balance 2 inside and outside pressure.Treat that the water level in the container 5 of water filling constantly rises, until the water delivering orifice that floods a water tank 2.At this moment, gas can not enter in water tank 2 again, and the water in water tank 2 also can't flow out from a water tank 2 again, and container 5 middle water levels for the treatment of water filling are by the constant water delivering orifice position that is controlled at a water tank 2.
When the outside draining of the container 5 for the treatment of water filling, when container 5 decline of water tables for the treatment of water filling, the water delivering orifice of a water tank 2 communicates with air, air enters in water tank 2, cause the water in the water tank 2 to flow out to the container 5 for the treatment of water filling once more, the water level in the container 5 for the treatment of water filling floods the water delivering orifice of a water tank 2 once more.Carry out so repeatedly, realize to keep treating that the water level in the container 5 of water filling is constant.
When the current in water tank 2 to the greatest extent after, close valve 4 No. one, original state is got back to by system.
Embodiment four, this embodiment is described in conjunction with Fig. 2, this embodiment is with the difference of the constant water level auto control system of embodiment three described a kind of high precision, it also comprises water tank 7 No. two, described water tank 2 lower sidewall have water supplement port, the side wall upper part of a described water tank 2 has scavenge port, the moisturizing hole of a described water tank 2 is communicated with the water delivering orifice of No. two water tanks 7, and the air-vent of a described water tank 2 is communicated with the scavenge port of No. two water tanks 7.
The difference of embodiment five, this embodiment and embodiment one or the constant water level auto control system of four described a kind of high precision is, it also comprises valve 4 No. one, a described valve 4 is arranged on the water delivering orifice place of a water tank 2, is used to control passing through or ending of water in water tank 2.
The difference of embodiment six, this embodiment and the constant water level auto control system of embodiment five described a kind of high precision is, also comprise two No. two valves 9, described two No. two valves 9 are separately positioned on the water delivering orifice place and the scavenge port place of No. two water tanks 7.
The difference of embodiment seven, this embodiment and the constant water level auto control system of embodiment six described a kind of high precision is, it also comprises Pneumatic unidirectional valve 6, the top of No. two water tanks 7 has air-vent, and Pneumatic unidirectional valve 6 is arranged on described air-vent place.
The course of work of present embodiment is: original state: two No. two valves 9, No. two water tank moisturizing valves 8 are all closed.At first, open water tank moisturizing valve 8 No. two, adopt water pump, head-tank or other relevant devices topped up with water in No. two water tanks 7.Add in the water process, the air in No. two water tanks 7 is compressed and causes its inner air pressure greater than ambient pressure, at this moment, opens Pneumatic unidirectional valve 6, makes No. two air pressure in the water tank 7 revert to atmospheric pressure.So, in No. two water tanks 7, close Pneumatic unidirectional valve 6 after the topped up with water.Then, close water tank moisturizing valve 8 No. two, open two No. two valves 9, under the effect of gravity, treat in the container 5 of water filling in No. two water tanks 7 by flowing in the water tank 2, and a water tank 2 and No. two water tank 7 inside form negative pressure at short notice, Pneumatic unidirectional valve 6 cuts out, form closed environment in a water tank 2 and No. two water tanks 7, following process is identical with this partial content in the embodiment, thereby will treat the constant water delivering orifice place that is controlled at a water tank 2 of water level in the container 5 of water filling.When current in No. two water tanks 6 to the greatest extent the time, close two No. two valves 5, original state is got back to by system.
The difference of embodiment eight, this embodiment and the constant water level auto control system of embodiment seven described a kind of high precision is, it also comprises water tank moisturizing valve 8 No. two, No. two water tank 7 has backed down water supplement port, and No. two water tank moisturizing valve 8 is arranged on described water supplement port place.
The difference of embodiment nine, this embodiment and the constant water level auto control system of embodiment eight described a kind of high precision is, the volume of No. two water tanks 7 be a water tank 2 volume N doubly, N is the positive number greater than 1.
The volume of No. two water tanks 7 can be many times of water tank 2 volumes in the present embodiment, can increase the water yield of system's one action greatly, and can dwindle the volume of a water tank 2 greatly, and control is practical more flexibly automatically to make water level proposed by the invention.
The difference of embodiment ten, this embodiment and the constant water level auto control system of embodiment nine described a kind of high precision is that place, the bottom surface level of No. two water tanks 7 is higher than the water delivering orifice peak place surface level of a water tank 2.
Present embodiment need not adopt other auxiliary setting, can realize the operate as normal of system.

Claims (10)

1.一种高精度恒定水位自动控制系统,其特征是:它包括一号水箱(2)和水箱支撑架(1),一号水箱(2)悬挂在待注水的容器(5)的上方,且一号水箱(2)的出水口朝向待注水的容器(5),所述一号水箱(2)的出水口伸入待注水的容器(5)中;一号水箱(2)的出水口的中心线与竖直方向的角度介于0度与90度之间,一号水箱(2)固定在水箱支撑架(1)上。1. A high-precision constant water level automatic control system is characterized in that: it comprises a No. 1 water tank (2) and a water tank support frame (1), and the No. 1 water tank (2) is suspended above the container (5) to be filled with water, And the water outlet of the No. 1 water tank (2) is towards the container (5) to be filled with water, and the water outlet of the No. 1 water tank (2) stretches into the container (5) to be filled with water; the water outlet of the No. 1 water tank (2) The angle between the center line and the vertical direction is between 0 degree and 90 degree, and the No. 1 water tank (2) is fixed on the water tank support frame (1). 2.根据权利要求1所述的一种高精度恒定水位自动控制系统,其特征在于一号水箱(2)上开有补水口。2. A high-precision constant water level automatic control system according to claim 1, characterized in that there is a water supply port on the No. 1 water tank (2). 3.根据权利要求1或2所述的一种高精度恒定水位自动控制系统,其特征在于它还包括堵头(3),一号水箱(2)顶部开有补水口,堵头(3)将一号水箱(2)上的补水口封闭。3. A high-precision constant water level automatic control system according to claim 1 or 2, characterized in that it also includes a plug (3), the top of the No. 1 water tank (2) has a water replenishment port, and the plug (3) The replenishment port on the No. 1 water tank (2) is closed. 4.根据权利要求3所述的一种高精度恒定水位自动控制系统,其特征在于它还包括二号水箱(7),所述一号水箱(2)侧壁下部开有补水口,所述一号水箱(2)的侧壁上部开有换气口,所述一号水箱(2)的补水孔与二号水箱(7)的出水口连通,所述一号水箱(2)的换气孔与二号水箱(7)的换气口连通。4. A kind of high-precision constant water level automatic control system according to claim 3, is characterized in that it also comprises No. 2 water tank (7), described No. 1 water tank (2) side wall lower part is provided with replenishing water port, described The upper part of the side wall of the No. 1 water tank (2) is provided with a ventilation port, and the water replenishment hole of the No. 1 water tank (2) is connected with the water outlet of the No. 2 water tank (7), and the ventilation of the No. 1 water tank (2) The hole communicates with the air exchange port of No. two water tanks (7). 5.根据权利要求1或4所述的一种高精度恒定水位自动控制系统,其特征在于它还包括一号阀门(4),所述一号阀门(4)设置在一号水箱(2)的出水口处。5. A high-precision constant water level automatic control system according to claim 1 or 4, characterized in that it also includes a No. 1 valve (4), and the No. 1 valve (4) is arranged in the No. 1 water tank (2) at the water outlet. 6.根据权利要求5所述的一种高精度恒定水位自动控制系统,其特征在于它还包括两个二号阀门(9),所述两个二号阀门(9)分别设置在二号水箱(7)的出水口处和换气口处。6. A high-precision constant water level automatic control system according to claim 5, characterized in that it also includes two No. 2 valves (9), and the two No. 2 valves (9) are respectively arranged in the No. 2 water tank (7) at the water outlet and the ventilation port. 7.根据权利要求6所述的一种高精度恒定水位自动控制系统,其特征在于它还包括气动单向阀(6),二号水箱(7)的顶部开有换气孔,气动单向阀(6)设置在所述换气孔处。7. A high-precision constant water level automatic control system according to claim 6, characterized in that it also includes a pneumatic one-way valve (6), the top of the No. 2 water tank (7) has a ventilation hole, and the pneumatic one-way valve A valve (6) is arranged at the ventilation hole. 8.根据权利要求7所述的一种高精度恒定水位自动控制系统,其特征在于它还包括二号水箱补水阀门(8),二号水箱(7)顶开有补水口,二号水箱补水阀门(8)设置在所述补水口处。8. A high-precision constant water level automatic control system according to claim 7, characterized in that it also includes a water replenishment valve (8) for the No. The valve (8) is arranged at the water supply port. 9.根据权利要求8所述的一种高精度恒定水位自动控制系统,其特征在于二号水箱(7)的容积为一号水箱(2)的容积的N倍,N为大于1的正数。9. A high-precision constant water level automatic control system according to claim 8, characterized in that the volume of the No. 2 water tank (7) is N times the volume of the No. 1 water tank (2), and N is a positive number greater than 1 . 10.根据权利要求9所述的一种高精度恒定水位自动控制系统,其特征在于二号水箱(7)的底部所在水平面高于一号水箱(2)的出水口最高点所在水平面。10. A high-precision constant water level automatic control system according to claim 9, characterized in that the level of the bottom of the No. 2 water tank (7) is higher than the level of the highest point of the water outlet of the No. 1 water tank (2).
CN 201010284565 2010-09-17 2010-09-17 High-precision automatic control system for constant water level Pending CN101943918A (en)

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Cited By (6)

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Publication number Priority date Publication date Assignee Title
CN105402021A (en) * 2015-11-27 2016-03-16 全椒县新华机械有限责任公司 Practical water tank for diesel engine
CN105422253A (en) * 2015-11-27 2016-03-23 全椒县新华机械有限责任公司 Novel diesel engine water tank
CN105422254A (en) * 2015-11-27 2016-03-23 全椒县新华机械有限责任公司 Diesel engine water tank with effective water storage amount increase function
CN105532388A (en) * 2016-01-28 2016-05-04 袁立新 Automatic water replenisher
CN105771341A (en) * 2016-04-26 2016-07-20 合肥通用机械研究院 Constant-water-level filtration and back flush integrated device and control method
WO2017206618A1 (en) * 2016-06-02 2017-12-07 武汉沃亿生物有限公司 Apparatus and method for automatically maintaining liquid level

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CN105771341A (en) * 2016-04-26 2016-07-20 合肥通用机械研究院 Constant-water-level filtration and back flush integrated device and control method
WO2017206618A1 (en) * 2016-06-02 2017-12-07 武汉沃亿生物有限公司 Apparatus and method for automatically maintaining liquid level

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