CN201540466U - Water saving control device - Google Patents

Water saving control device Download PDF

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Publication number
CN201540466U
CN201540466U CN2009200760358U CN200920076035U CN201540466U CN 201540466 U CN201540466 U CN 201540466U CN 2009200760358 U CN2009200760358 U CN 2009200760358U CN 200920076035 U CN200920076035 U CN 200920076035U CN 201540466 U CN201540466 U CN 201540466U
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China
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water
water quality
moisturizing
actuator
saving
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Expired - Lifetime
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CN2009200760358U
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Chinese (zh)
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王维平
卢向东
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Shanghai Light Industry Research Institute Co Ltd
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Shanghai Light Industry Research Institute Co Ltd
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Abstract

The utility model relates to a water-saving control device for reducing water consumption during electroplating rinse. The water saving control device comprises a water quality sensor, a controller and a water replenishing actuator, wherein, the water quality sensor is used for detecting and sending at least one water quality parameter of the water inside a destination container; the controller comprises a first setup unit and a comparing unit, wherein, the first setup unit is provided with a plurality of water quality levels in advance and is capable of receiving a selection for one of the water quality levels, and each water quality level corresponds to the control point of one water quality parameter at least; the comparing unit is used for comparing a water quality parameter detected by the water quality sensor and the control point of the water quality parameter corresponding to a selected water quality level, so as to control the water replenishing of the water replenishing actuator; when the water quality parameter excesses the control point of the water quality parameter corresponding to the water quality of the selected water quality level, the water replenishing actuator is controlled to supply fresh water to the destination container; and when the water quality parameter reaches the control point of the water quality parameter corresponding to the selected water quality level, the water replenishing actuator is controlled so as to stop the supplement of fresh water to the destination container.

Description

Water-saving control device
Technical field
The utility model relates to the control device that replenishes clean water, especially relates to a kind of water-saving control device.
Background technology
In the plating production process, generally use tap water (on a small quantity with pure water or soft water) to clean plating piece.Owing to differences such as product type, technological process, apparatus-form, raw water quality and management level, go back the water consumption (m of the blanket unit of neither one plating piece area 3/ m 2) standard.Mainly relying on operating personnel's experience at present for the control of water consumption, is criterion not go out substandard products.In order to guarantee the plating piece cleaning quality, do not stint and use excessive water.Though all there is the requirement of water saving in most of enterprises, lack the index and the control device that can quantize.The medium-sized electroplating enterprise water for cleaning point of a general family can not be less than 10, if can effectively control the water yield, the potentiality of water saving are very huge.
The utility model content
Technical problem to be solved in the utility model provides a kind of water-saving control device that can save the water consumption in the electroplate rinsing.
For solving the problems of the technologies described above, an embodiment of the present utility model proposes a kind of water-saving control device, comprises water quality sensor, controller and moisturizing actuator.Water quality sensor detects and sends at least one water quality parameter of the water in the target container.Controller connects this water quality sensor, this controller comprises first setup unit and comparing unit, this first setup unit is preset a plurality of water quality ranks and can be received to wherein a water quality level is else selected the reference mark of the corresponding at least one water quality parameter of each water quality rank in these a plurality of water quality ranks; This comparing unit compares the reference mark from this water quality parameter and the pairing water quality parameter of selecting of water quality rank of this water quality sensor detection, controls the moisturizing of a moisturizing actuator according to this; The moisturizing actuator connects this controller, and wherein when this water quality parameter surpassed the reference mark of this selected pairing water quality parameter of water quality rank, this moisturizing actuator was controlled as to this target container and replenishes fresh water; When this water quality parameter reached the reference mark of this selected pairing water quality parameter of water quality rank, this moisturizing actuator was controlled as and stops to replenish fresh water to this target container.
In an embodiment of the present utility model, above-mentioned at least one water quality parameter comprises conductivity, pH value, ORP, turbidity, colourity, ion concentration and combination thereof.
In an embodiment of the present utility model, above-mentioned moisturizing actuator replenishes fresh water with the basis of constant refill flow to this target container, and above-mentioned controller also comprises statistic unit, be used for a statistics in the cycle according to the time statistics water-saving amount and the water-saving rate that replenish fresh water to this target container.
In an embodiment of the present utility model, above-mentioned controller also comprises display unit, in order to water quality rank, water-saving amount and the water-saving rate that shows that this is selected.
In an embodiment of the present utility model, above-mentioned controller also comprises: second setup unit is used to receive the setting of a cycle period, a water-saving rate and a basic refill flow; And control module, be used under the idle situation of described water quality sensor, control this moisturizing actuator and replenish fresh water with this basis refill flow to a target container in the opening time in this cycle period, and in a shut-in time, stop to replenish fresh water to this target container, wherein should the opening time and this shut-in time be to determine by this water-saving rate.
Another embodiment of the present utility model proposes a kind of water-saving control device, comprises moisturizing actuator and controller.The moisturizing actuator is in order to replenish fresh water to a target container.Controller comprises setup unit and control module, and this setup unit is used to receive the setting of a cycle period, a water-saving rate and a basic refill flow; This control module is controlled this moisturizing actuator and is replenished fresh water with this basis refill flow to this target container in the opening time in this cycle period, and in a shut-in time, stop to replenish fresh water to this target container, wherein should the opening time and this shut-in time be to determine by this water-saving rate.
The utility model makes it compared with prior art owing to adopt above technical scheme, realizes reducing the plating piece water for cleaning amount in the plating production process, reaches water-saving result.The utility model can reduce water consumption as far as possible under the prerequisite that guarantees the plating piece cleaning quality, it is unapproachable that this water-saving result relies on labor management.
Description of drawings
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent, below in conjunction with accompanying drawing embodiment of the present utility model is elaborated, wherein:
Figure 1A and Figure 1B illustrate the water-saving control device structural drawing of the utility model one embodiment.
Fig. 2 illustrates a kind of water saving control flow of Figure 1A shown device.
Fig. 3 illustrates the another kind water saving control flow of Figure 1A shown device.
Fig. 4 A and 4B illustrate the water-saving control device structural drawing of another embodiment of the utility model.
Fig. 5 illustrates the water saving control flow of the utility model Fig. 4 A shown device.
Fig. 6 illustrates the controller architecture figure of the water-saving control device of the another embodiment of the utility model.
Fig. 7 illustrates the water saving control flow of the utility model device shown in Figure 6.
Embodiment
Figure 1A and Figure 1B illustrate the water-saving control device structural drawing according to the utility model one embodiment.Please refer to shown in Figure 1A and the 1B, the water-saving control device 100 of present embodiment comprises water quality sensor 110, controller 120 and moisturizing actuator 130.Water quality sensor 110 is in order to detect the water quality parameter of the water in the target container in the various industrial applications, and target container is to be that example describes with the potcher in the electroplating technology 2 in the present embodiment.Although a water quality sensor 110 exemplarily is shown among Figure 1A, but be understandable that, water quality sensor in the present embodiment can comprise a plurality of, and the water quality parameter that water quality sensor detected includes but not limited to, conductivity, pH value, ORP, turbidity, colourity, ion concentration etc.The water quality parameter that water quality sensor 110 is detected sends to controller 120.
Controller 120 connects one or more water quality sensors 110 and moisturizing actuator 130.In the present embodiment, controller 120 can further comprise first setup unit 122 and comparing unit 124.Default a plurality of water quality ranks in first setup unit 122 are as 0 grade-10 grades.It is low more to set the water quality rank, and then water quality is good more.Each water quality rank is corresponding to the reference mark of at least one water quality parameter.First setup unit 122 receives that other is selected to a water quality level wherein, as expection water quality rank.In the course of the work, water quality parameter and the selected pairing water quality parameter of water quality rank reference mark that comparing unit 124 can relatively detect from water quality sensor 110, be used for controlling the moisturizing of moisturizing actuator 130, so that make the water in the potcher 2 maintain satisfactory expection water quality rank.For example, when water quality parameter surpass (greater than) during the selected pairing water quality parameter of water quality rank reference mark, moisturizing actuator 130 is controlled as to potcher 2 and replenishes fresh waters; When this water quality parameter reached (being less than or equal to) the selected pairing water quality parameter of water quality rank reference mark, moisturizing actuator 130 was controlled as and stops to replenish fresh waters to potcher 2.In the present embodiment, fresh water is that the water quality rank is lower than selected other water of water quality level at least, generally selects tap water or pure water for use.
Is example with conductivity as water quality parameter, the conductivity approximate range that may occur during the selecting apparatus operate as normal, and the lower limit of scope is reference with fresh supplemented water, the upper limit is reference with the high conductivity of plating piece water for cleaning acceptable.The setting of conductivity range does not need very accurate, in the zone that conductivity may occur when needing only operate as normal is included in, reserves certain surplus up and down and gets final product.Suppose that fresh supplemented water is tap water, conductivity is generally about 600S/cm, and plating piece cleaning back electrical conductivity of water can not surpass 1400 μ S/cm (this can determine by industrial experimentation and data accumulation), and conductivity range can be set at 500~1500 μ S/cm.Therefore 0 grade of-10 grades these 11 the pairing conductivity of water quality rank reference mark is respectively, and 500 μ S/cm are 0 grade, and 600 μ S/cm are 1 grade ..., 1300 μ S/cm are 8 grades, and 1400 μ S/cm are 9 grades, and 1500 μ S/cm are 10 grades.
In order to guarantee to clean the standard that back water quality is no more than 1400 μ S/cm, can a reference mark that be lower than this value and surplus is arranged be set to first setup unit 122, as be set at 1300 μ S/cm, promptly water quality is 8 grades.When rinse water water quality rank rose to more than 8 grades (promptly surpassing 1300 μ S/cm), the automatic valve of comparing unit 124 control moisturizing actuators 130 was opened, and fresh water adds in the potcher 2, and electrical conductivity of water descends thereupon in the groove; When the water quality rank was lower than 8 grades, the automatic valve of comparing unit 124 control moisturizing actuators 130 was closed and is stopped moisturizing, goes round and begins again, and the rinse water quality and grade does not remain on 8 grades, promptly about 1300 μ S/cm.For the water quality grade setting that includes one or more water quality parameters, its course of action is similar, no longer launches at this.
Other introduces the operation of having simplified rinse water Quality Control system greatly the water quality level.If wish to improve cleaning quality, can in first setup unit 122, the water quality rank be chosen to be 7 grades or lower again by 8 grades.Certainly allow as the fruit product cleaning quality, wish to improve water-saving rate, also can be in first setup unit 122 that the water quality rank is selected again to 9 grades or 10 grades by 8 grades.Substituted complicated various water quality parameters with the water quality rank that is easily understood, can make the demonstration of controller and operation more simple.In addition, controller 120 also comprises display unit 126, so that show default water quality rank on the display screen.Therefore as need to change the water quality of washings, only need adjust the water quality rank simply, and not need to be concerned about actual such as water quality parameters such as conductivity.
For ease of operation and management, also further support time setting of controller 120, password setting, minimum flow setting, conductivity are proofreaied and correct, measurement period is provided with etc.Be divided into basis instrument and senior two classes that are provided with according to rights of using, basis instrument is used for the regular job personnel, and senior the setting for the professional used.
For example, controller 120 also comprises statistic unit 128.Before using water-saving control device, plating piece cleans with basis of constant flow V (m 3/ h) successively moisturizing.Use after the water-saving control device, by the automatic valve control moisturizing of moisturizing actuator 130, accumulative total has T in a statistic period T (min) On(min) the time automatic valve is opened, and T is arranged Off(min) time valve closing (T=T On+ T Off).Under the constant situation of supplementing water flow V, statistic unit 128 can count the water-saving amount Q (m in this measurement period 3) and water-saving rate R (%).
Q(m 3)=VT off/60
R(%)=T off/T×100
Water-saving rate and water-saving amount can directly read on display screen by display unit 126, are convenient to grasp water-saving result.Time cycle can be made as day, month, year etc. as required.
In the present embodiment, the whether reasonable sensitivity that directly has influence on control of water quality sensor installation site.The position of water quality sensor was put near from moisturizing, its measured water quality is better than the position away from moisturizing point, and it is thorough to cause the part plating piece to clean; The feedback time that then moisturizing effect far away was put from moisturizing in the position of water quality sensor is long, may cause that moisturizing is excessive, reduces water-saving rate.Because the installation site of water quality sensor is subjected to the restriction of production equipment structure and plating piece operation, therefore need under the prerequisite that guarantees cleaning quality, select as far as possible reasonably position in conjunction with actual conditions.Preferably, water quality sensor is installed in the potcher identical with moisturizing point, and with moisturizing point at a distance of farthest position.
Fig. 2 illustrates a kind of water saving control flow 200 according to device 100 described above.With reference to shown in Figure 2, it comprises:
In step 201, controller 120 receive to a plurality of water quality levels other wherein a water quality level other is selected, wherein in first setup unit 122, the reference mark of the corresponding at least one water quality parameter of each water quality rank in default a plurality of water quality ranks;
In step 202, water quality sensor 110 detects at least one water quality parameter of the water in the target container;
In step 203, compare the reference mark of water quality sensor 110 water quality parameter that detects and the pairing water quality parameter of selecting of water quality rank; When the water quality parameter of water quality sensor 110 detections surpasses the reference mark (being that current water quality is superior to expection water quality rank) of the selected pairing water quality parameter of water quality rank, enter step 204, moisturizing actuator 130 replenishes fresh water to target container; When water quality sensor 110 detects water quality parameters and reaches the reference mark (being that current water quality rank reaches expection water quality rank) of the selected pairing water quality parameter of water quality rank, enter step 205, stop to replenish fresh water (i.e. water saving) to target container.
In the another kind water saving control flow 200a of device shown in Figure 3 100, be further to judge when water quality sensor 110 detection water quality parameters are lower than the reference mark of the selected pairing water quality parameter of water quality rank (current water quality rank is lower than expection water quality rank), stop to replenish fresh water to target container in step 206; And when water quality sensor 110 detected water quality parameters and reaches the reference mark of the selected pairing water quality parameter of water quality rank, the moisturizing actuator can continue to maintain the original state (step 208), up to judge in step 207 surpass back stagnant.
In embodiment of the present utility model, above-mentioned flow process also can comprise utilizes statistic unit 128 to count interior water-saving amount Q (m of a statistics cycle 3) and water-saving rate R (%).And, show these water-saving amounts, water-saving rate and show selected water quality rank at display unit 126.
Fig. 4 A and 4B illustrate the water-saving control device structural drawing of another embodiment of the utility model, and it is to adopt the time type control model.The main effect of time type water-saving control device is to provide a kind of water saving instrument that can quantize, be convenient to regulate for the user.The time type water-saving control device comprises controller 310 and moisturizing actuator 320, and controller 310 comprises setup unit 312, control module 314 and display unit 316, the setting and the control of the controlled variable that is used to economize on water.Water saving control major parameter comprises:
Cycle period T c(min), the moisturizing actuator is opened, is closed once in this cycle;
The moisturizing actuator is at T cOpening time T in cycle On(min);
The moisturizing actuator is at T cShut-in time T in cycle Off(min);
Moisturizing minimum flow V (m 3/ h)
T cWater-saving amount Q in cycle c(m 3)
Statistic period T (min), this cycle comprises several cycle periods T c
Water-saving amount Q (m in the statistic period T 3)
Water-saving rate R (%)
Two batches of plating piece scavenging period interval T r(min)
Above parameter pass each other is:
T c=T on+T off
Q c=V×T off/60
R=T off/T c×100
T c≈T r
T=∑T c
Q=T/T c×Q c
Utilize the program software of these parameters and mutual relationship exploitation to combine, can provide the easy water saving control operation and the data statistics of water-saving result for the user with controller hardware.
Controller 310 provides operation interface by setup unit 312 and display unit 316, for the user cycle period T is set c, the water-saving rate R that hope reaches is set then, basic refill flow V, and statistic period T is set alternatively.Setup unit 312 can receive and preserve these settings.
Control module 314 can be by parameter control moisturizing actuator 320 actions of above setting.Moisturizing actuator 320 is at cycle period T cIn T is arranged OffTime is closed (T Off=T c* R/100), T OnTime is opened (T On=T c-T Off).
Fig. 5 illustrates the water saving control flow 400 of device 300, and with reference to shown in Figure 5, it comprises that setup unit 312 receives the setting 401 of cycle period, water-saving rate and basic refill flow, and control module 314 is determined cycle period T according to water-saving rate cInterior opening time T OnWith shut-in time T Off, and at opening time T OnInner control moisturizing actuator 320 replenishes fresh water to potcher 2, stops to replenish fresh water 402 at shut-in time inner control moisturizing actuator 320 to potcher 2.
Controller 310 also can further comprise statistic unit 318, can calculate at a cycle period T according to water-saving rate R and basic refill flow V cInterior water-saving amount Q c(Q c=V * T Off/ 60 or Q c=V * T c/ 60 * R/100), thus the interior water-saving amount Q (Q=T/T of a statistic period T obtained c* Q c).
According to the principle of time type water saving controller, the high more (T of water-saving rate R OffBig more, T OnMore little) cleaning performance is poor more, and therefore can not ask water-saving rate and sacrifice cleaning performance.Cycle period T cLength depend on the frequency that plating piece cleans.Be understandable that T cShould be near T interval time of two batches of plating pieces cleanings r, rinse water was in flow state when plating piece was cleaned.T cThe excessive plating piece of some batch that may cause can not get effective cleaning, and the plating piece water for cleaning of some batch is excessive, T cToo small (much smaller than T r) then the action of moisturizing actuator is too frequent, influences serviceable life.Water-saving rate is identical, T cIncorrect meeting is set causes bad cleaning performance.Can obtain relatively reasonable T by repeatedly testing c
An application examples of present embodiment is as follows: certain electroplating assembly line type service time water saving controller, two crowdes of time interval T that plating piece cleans rBe 6 minutes, cycle period T is set cBe 5 minutes, default water-saving rate R is 30%, and statistic period T is 8 hours (480 minutes), and moisturizing minimum flow V equals 1.0m 3/ h.(5 minutes 30%) moisturizing actuator is closed to have 1.5 minutes in per in process of production 5 minutes, opens in all the other 3.5 minutes, and water-saving amount is Q in this cycle period cBe 0.025m 3(Q c=V * T Off/ 60=1 * 1.5/60), be 2.4m at a measurement period internal segment water inventory 3(Q=T/T c* Q c=480/5 * 0.025).Operating personnel think that the plating piece cleaning quality is normal after operation after a while, the leeway of economizing on water in addition, by the controller function interface water-saving rate is brought up to 35%, continue to observe the plating piece cleaning performance, finding to clean the plating piece surface has the position not wash down, for guaranteeing that cleaning quality adjusts back to 30% with water-saving rate again.Under plating piece shape and the essentially identical situation of plating piece frequency, it is suitable that 30% water-saving rate is set.The setting principle of water-saving rate is, guaranteeing to improve water-saving rate under the plating piece cleaning quality prerequisite, but must allow some leeway, and prevents that working conditions change from influencing cleaning quality.
It is pointed out that another embodiment of the present utility model also can combine water quality detection and time control, thereby select different control models for use according to different situations.Fig. 6 illustrates the controller architecture figure of the water-saving control device of present embodiment.Wherein the structure of water-saving control device and Figure 1A are similar, comprise water quality sensor, controller 420 and moisturizing actuator.On the basis of Figure 1B illustrated embodiment, controller 420 also comprises second setup unit 312 and control module 314 except that comprising first setup unit 122, comparing unit 124, display unit 126, statistic unit 128.With reference to shown in Figure 7, at sensor just often, be operated under the water quality mode by first setup unit 122, comparing unit 124, carry out flow process 200 or 200a; When sensor is undesired, be operated under the temporal mode by second setup unit 312 and control module 314, carry out flow process 400.
The water-saving control device of the utility model the foregoing description, for the control and the saving of electroplate rinsing water provides a kind of science, easy, effective technical means, realize minimizing of water consumption satisfying under the product quality prerequisite, and this water-saving result to rely on the manually-operated management be to be beyond one's reach.
Though the utility model discloses as above with preferred embodiment; right its is not in order to limit the utility model; any those skilled in the art; in not breaking away from spirit and scope of the present utility model; when doing a little modification and perfect, therefore protection domain of the present utility model is worked as with being as the criterion that claims were defined.

Claims (5)

1. a water-saving control device is characterized in that, comprising:
Water quality sensor detects and sends at least one water quality parameter of the water in the target container;
Controller, connect this water quality sensor, this controller comprises first setup unit and comparing unit, this first setup unit is preset a plurality of water quality ranks and can be received to wherein a water quality level is else selected the reference mark of the corresponding at least one water quality parameter of each water quality rank in these a plurality of water quality ranks; This comparing unit compares the reference mark from this water quality parameter and the pairing water quality parameter of selecting of water quality rank of this water quality sensor detection, controls the moisturizing of a moisturizing actuator according to this;
The moisturizing actuator connects this controller, and wherein when this water quality parameter surpassed the reference mark of this selected pairing water quality parameter of water quality rank, this moisturizing actuator was controlled as to this target container and replenishes fresh water; When this water quality parameter reached the reference mark of this selected pairing water quality parameter of water quality rank, this moisturizing actuator was controlled as and stops to replenish fresh water to this target container.
2. water-saving control device as claimed in claim 1, it is characterized in that, described moisturizing actuator replenishes fresh water with the basis of constant refill flow to this target container, and described controller comprises that also statistics is at the water-saving amount of a statistics in the cycle and the statistic unit of water-saving rate.
3. water-saving control device as claimed in claim 2 is characterized in that described controller also comprises display unit.
4. water-saving control device as claimed in claim 1 is characterized in that, described controller also comprises:
Receive second setup unit of the setting of a cycle period, a water-saving rate and a basic refill flow;
Opening time inner control moisturizing actuator in this cycle period is with the control module of this basis refill flow to the additional fresh water of this target container, and this opening time is determined by this water-saving rate.
5. water-saving control device as claimed in claim 1 is characterized in that, described at least one water quality parameter comprises conductivity, pH value, ORP, turbidity, colourity, ion concentration and combination thereof.
CN2009200760358U 2009-06-10 2009-06-10 Water saving control device Expired - Lifetime CN201540466U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101923360B (en) * 2009-06-10 2012-06-06 上海轻工业研究所有限公司 Water-saving control device
CN108132616A (en) * 2017-12-28 2018-06-08 广东宏景科技股份有限公司 Method of actuator control, device and actuator control system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101923360B (en) * 2009-06-10 2012-06-06 上海轻工业研究所有限公司 Water-saving control device
CN108132616A (en) * 2017-12-28 2018-06-08 广东宏景科技股份有限公司 Method of actuator control, device and actuator control system
CN108132616B (en) * 2017-12-28 2020-07-28 宏景科技股份有限公司 Actuator control method and device and actuator control system

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