WO2016000285A1 - Système et procédé d'alimentation en liquide - Google Patents

Système et procédé d'alimentation en liquide Download PDF

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Publication number
WO2016000285A1
WO2016000285A1 PCT/CN2014/082628 CN2014082628W WO2016000285A1 WO 2016000285 A1 WO2016000285 A1 WO 2016000285A1 CN 2014082628 W CN2014082628 W CN 2014082628W WO 2016000285 A1 WO2016000285 A1 WO 2016000285A1
Authority
WO
WIPO (PCT)
Prior art keywords
cleaning agent
tank
control device
line
weight value
Prior art date
Application number
PCT/CN2014/082628
Other languages
English (en)
Chinese (zh)
Inventor
柴立
Original Assignee
深圳市华星光电技术有限公司
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 深圳市华星光电技术有限公司 filed Critical 深圳市华星光电技术有限公司
Publication of WO2016000285A1 publication Critical patent/WO2016000285A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect

Definitions

  • the invention relates to a liquid supply system, in particular to a liquid crystal display (Liquid Crystal
  • FIG. 1 is a schematic illustration of a prior art liquid supply system.
  • the prior art liquid supply system includes: a mixing tank 110, a water supply device 120, and a cleaning agent supply device 130.
  • the mixing tank 110 is provided with a plurality of sensors 111 for checking the liquid level in the mixing tank 110.
  • the liquid level in the mixing tank 110 is LL, L, H and HH from low to high.
  • the cleaning agent supply device 130 includes: a measuring cylinder 131, a cleaning agent barrel 132, a first conduit 1331 connecting the measuring cylinder 131 and the mixing tank 110, a second conduit 1332 connecting the measuring cylinder 131 and the cleaning agent drum 132, respectively disposed in the first tube
  • the measuring cylinder 131 is provided with at least two sensors 1311 for checking the liquid level in the measuring cylinder 131, and the liquid level in the measuring cylinder 131 is from 1 to 11 and 11 from low to high.
  • the working process of the prior art liquid supply system is as follows:
  • the water supply device 120 fills the mixing tank 110 with water through the water line 121, and determines whether the water level reaches the first predetermined liquid level according to the sensor 111 on the mixing tank 110. . If so, the cleaning agent in the cleaning agent tank 132 replenishes the cleaning agent into the measuring cylinder 131 through the second line 1332, and determines whether the liquid level of the cleaning agent reaches the second predetermined liquid level according to the sensor 1311 on the measuring cylinder 131; Then, the second electronic valve 1432 is closed to stop the vector cylinder 131 from filling in the cleaning agent, and then the first electronic valve 1431 is opened, and the cleaning agent in the measuring cylinder 131 is filled into the mixing tank 110 to be mixed with the water in the mixing tank 110.
  • a predetermined proportion of cleaning solution After cleaning the glass substrate with the cleaning solution formed by mixing, it is necessary to replenish water and make up at the right time. Charge the cleaning agent.
  • the addition amount of the cleaning agent can only be confirmed by the measuring cylinder 131 and the sensor 1311, and it is difficult to accurately know, and the mixing ratio of the cleaning agent and the water cannot be ensured, so that the concentration of the cleaning liquid after mixing is not satisfied. A change has occurred, causing an abnormality in the cleaning process.
  • an object of the present invention is to provide a liquid supply system comprising: at least one mixing tank; a cleaning agent supply device including a refilling tank and at least one communicating the refilling tank and the mixing a first lotion line of the tank, wherein the first lotion line is for conveying the cleaning agent in the refilling tank to the mixing tank; a cleaning agent weight measuring device for measuring the refilling tank a weight value of the medium cleaning agent; a water supply device comprising at least one water pipe connected to the mixing tank for conveying water to the mixing tank; at least one flow meter disposed on the water pipe for obtaining a flow rate value of water delivered to the mixing tank; a control device electrically connected to the cleaning agent weight measuring device and the flow meter for receiving a flow rate value obtained by the flow meter and the cleaning agent weight measuring device The measured weight value, the weight value of the required cleaning agent is calculated according to the received flow value, and when the calculated weight value of the required cleaning agent is not greater than the cleaning agent Opening said first conduit lotion measured by the
  • control device turns off the first lotion line when the calculated weight value of the required cleaning agent is greater than the weight value measured by the cleaning agent weight measurer.
  • the cleaning agent supply device further includes: a cleaning agent barrel for storing the cleaning agent; at least one second lotion line, wherein the second lotion line separates the refilling barrel with the cleaning The tank is connected.
  • control device is further configured to determine, according to the calculated weight value of the required cleaning agent and the received weight value measured by the cleaning agent weight measurer, whether to open the second detergent pipeline, wherein When the calculated weight value of the required cleaning agent is not greater than the weight value measured by the cleaning agent weight measuring device, the control device closes the second lotion line; when the calculated need The control device opens the second lotion line to transfer the cleaning agent in the detergent tank to the rehydration solution when the weight value of the cleaning agent is greater than the weight value measured by the cleaning agent weight measuring device barrel.
  • the liquid supply system further includes a plurality of liquid level sensors, wherein the liquid level sensing The device is disposed on the mixing tank and electrically connected to the control device, and the liquid level sensor is configured to transmit a liquid level signal to the control device when detecting the liquid level of the mixing tank.
  • the control device is further configured to determine, according to the liquid level signal received by the device, whether to close the water pipeline, wherein, when one of the plurality of liquid level sensors detects that the liquid level of the mixing tank reaches a predetermined liquid In the position, the control device closes the water pipeline; wherein the predetermined liquid level is lower than the maximum liquid level of the mixing tank.
  • the liquid supply system further includes: a water pipe electronic valve disposed on the water pipe and electrically connected to the control device, configured to turn on or off the water pipe according to the control of the control device; An electronic valve disposed on the first lotion line and electrically connected to the control device for turning on or off the first lotion line according to control of the control device; further, the liquid supply system A second electronic valve is also provided, disposed on the second lotion line and electrically connected to the control device for opening or closing the second lotion line in accordance with control of the control device.
  • Another object of the present invention is to provide a liquid supply method for a liquid supply system, wherein the liquid supply system comprises: at least one mixing tank, a cleaning agent supply device, a cleaning agent weight measuring device, a water supply device, at least one a flow meter and a control device, the cleaning agent supply device comprising a refilling tank, a detergent tank, at least one first lotion line connecting the refilling tank and the mixing tank, and at least one communicating with the refilling tank and the a second lotion line of the detergent tank, the washer weight measuring device is for measuring a weight value of the cleaning agent in the refilling tank, the water supply device comprising at least one water line connected to the mixing tank, The flow meter is disposed on the water pipe, the control device is electrically connected to the cleaning agent weight measuring device and the flow meter; wherein the liquid supply method comprises the steps of: A) the water supply device passes through the water pipe to the mixing tank The water is transported, and the flow rate of the water delivered to the mixing tank is obtained by the flow meter; B) the control device receive
  • step D) and step E D) the control device closes the first lotion line and opens the second lotion line to transport the cleaning agent in the detergent tank to the refill tank, thereby rehydrating The weight of the cleaning agent in the tub is not less than the weight value of the required cleaning agent; E) the control device opens the first lotion line and closes the second lotion line, so that the replenishing barrel passes through the opened first lotion The pipeline will transport the required cleaning agent Send to the mixing tank. Further, in step C), if no, step E) is directly performed.
  • the liquid supply system of the present invention and the liquid supply method thereof are capable of obtaining the weight of the cleaning agent to be conveyed into the mixing tank according to the flow rate of the water supplied to the mixing tank, so that the water and the cleaning agent in the mixing tank are mixed according to a fixed ratio. Further, the concentration of the mixed cleaning liquid is kept constant.
  • FIG. 3 is a flow chart of a liquid supply method of a liquid supply system according to an embodiment of the present invention.
  • FIG. 2 is a schematic illustration of a liquid supply system in accordance with an embodiment of the present invention. Referring to FIG.
  • a liquid supply system includes a mixing tank 210, a detergent supply device 220, a detergent weight measuring device 230, a water supply device 240, a flow meter 250, and a control device 260.
  • the cleaning agent supply device 220 includes a refilling tank 221 and a first lotion line 222 that communicates the refilling tank 221 and the mixing tank 210, wherein the first lotion line 222 is used to be in the refilling tank 221
  • the cleaning agent is delivered to the mixing tank 210.
  • a detergent weight measuring device 230 is disposed below the refilling tank 221 for measuring the weight value of the cleaning agent in the refilling tank 221.
  • the water supply device 240 includes a water line 241 connected to the mixing tank 210, wherein the water line 241 is used to deliver water to the mixing tank 210.
  • the flow meter 250 is disposed on the water line 241 for obtaining the flow rate value of the water supplied from the water supply device 240 to the mixing tank 210.
  • the control device 260 is electrically coupled to the cleaning agent weight measurer 230 and the flow meter 250 for receiving the flow rate value acquired by the flow meter 250 and the weight value measured by the cleaning agent weight measurer 230.
  • the control device 260 calculates the required weight value of the cleaning agent according to the received flow value, wherein the required cleaning agent has a weight value that matches the flow rate value of the water obtained by the flow meter 250, in other words, to the mixing tank 210.
  • the water and the required cleaning agent are mixed according to the flow rate value obtained by the flow meter 250 and the required cleaning agent, so that the concentration of the mixed cleaning liquid is kept stable.
  • the control device 260 determines whether to open the first lotion line 222 based on the calculated weight value of the required cleaning agent and the weight value measured by the cleaning agent weight measuring device 230. When the calculated weight value of the required cleaning agent is not greater than the weight value measured by the cleaning agent weight measuring device 230, it indicates that the weight of the cleaning agent in the refilling tank 221 is sufficient to supplement the weight of the required cleaning agent, so that the control device 260 is opened.
  • the first lotion line 222 is such that the refill tank 221 delivers the required cleaning agent to the mixing tank 210 through the opened first lotion line 222.
  • the cleaning agent supply device 220 further includes: a cleaning agent tank 223 for storing the cleaning agent; a second detergent line 224 that communicates the refilling tank 221 and the cleaning agent tank 223 for use in the cleaning agent tank 223 The cleaning agent is delivered to the refill tank 221 .
  • the control device 260 is further configured to determine whether to open the second lotion line 224 according to the calculated weight value of the required cleaning agent and the weight value measured by the cleaning agent weight measuring device 230. When the calculated weight value of the required cleaning agent is greater than the weight measured by the cleaning agent weight measuring device 230 When the value is up, the control device 260 opens the second lotion line 224 to transport the cleaning agent in the detergent tank 223 to the refill tank 221, so that the weight of the cleaning agent in the refill tank 221 reaches the required cleaning agent. Weight value.
  • the liquid supply system according to an embodiment of the present invention further includes four liquid level sensors 211, 212, 213, and 214 disposed on the mixing tank 210.
  • the liquid level sensor 211 detects the liquid level LL of the mixing tank 210, and the liquid level sensor 212 detects the liquid level L of the mixing tank 210, wherein the liquid level sensor 211 detects the liquid level LL of the mixing tank 210, and the liquid level sensor 212 detects the liquid level L of the mixing tank 210.
  • the liquid level sensor 213 detects the liquid level H of the mixing tank 210, and the liquid level sensor 214 detects the liquid level HH of the mixing tank 210.
  • the four level sensors 211, 212, 213, and 214 are all electrically coupled to the control device 260, which transmits the level signal to the control device 260 as it detects the level of the mixing tank 210.
  • the control device 260 is further configured to determine whether to close the water line 241 based on the liquid level signal it receives. When the level sensor 213 detects the liquid level H of the mixing tank 210, the control device 260 closes the water line 241.
  • the liquid supply system according to an embodiment of the present invention further includes: a water tube electronic valve 242 And disposed on the water pipe 241 and electrically connected to the control device 260 for opening or closing the water pipe 241 according to the control of the control device 260; the first electronic valve 225 is disposed on the first detergent pipe 222 and electrically connected To the control device 260, for turning on or off the first lotion line 222 according to the control of the control device 260; the second electronic valve 226 is disposed on the second lotion line 224 and electrically connected to the control device 260, The second lotion line 224 is opened or closed according to the control of the control device 260. 3
  • the water supply device 240 delivers water to the mixing tank 210 through the water line 241, and uses the flow meter 250 to acquire the flow rate value of the water sent to the mixing tank 210.
  • the control device 260 receives the weight value measured by the cleaning agent weight measuring device 230, and determines whether the calculated weight value of the required cleaning agent is greater than the weight value measured by the cleaning agent weight measuring device 230, wherein if the calculated required value is If the weight value of the cleaning agent is greater than the weight value measured by the cleaning agent weight measuring device 230, step S4 and step S5 are performed; if the calculated weight value of the required cleaning agent is not greater than the weight value measured by the cleaning agent weight measuring device 230, Go to step S5.
  • the control device 260 closes the first lotion line 222 and opens the second lotion line 224 to transport the cleaning agent in the detergent tank 223 to the refill tank 221, thereby making the weight of the cleaning agent in the refilling tank 221 The desired weight value of the cleaning agent is achieved.
  • the control device 260 opens the first lotion line 222 and closes the second lotion line 224, so that the refill tank 221 delivers the required cleaning agent to the mixing tank 210 through the opened first lotion line 222.
  • the liquid supply system and the liquid supply method thereof according to the embodiment of the present invention can obtain the weight of the cleaning agent to be conveyed into the mixing tank according to the flow rate of the water supplied to the mixing tank, so that the water in the mixing tank and The cleaning agent is mixed in a fixed ratio, so that the concentration of the mixed cleaning liquid is kept stable. While the invention has been shown and described with respect to the specific embodiments of the embodiments of the invention Various changes in details.

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  • Accessories For Mixers (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)

Abstract

La présente invention concerne un système et un procédé d'alimentation en liquide, comprenant un réservoir de mélange (110), un appareil (130) d'alimentation en détergent, un godet (221) de réapprovisionnement en liquide, un premier tuyau (222) pour détergent relié au godet (221) de réapprovisionnement en liquide et au réservoir de mélange (110), le premier tuyau (222) pour détergent étant utilisé pour distribuer un détergent du godet (221) de réapprovisionnement en liquide vers le réservoir de mélange (110), un appareil (230) de mesure de poids de détergent utilisé pour mesurer une valeur de poids du détergent dans le godet (221) de réapprovisionnement en liquide, un appareil (240) d'alimentation en eau, un débitmètre (250) utilisé pour acquérir une valeur de débit d'eau distribuée au réservoir de mélange (110), un dispositif de commande (260) connecté électriquement à l'appareil (230) de mesure de poids de détergent et au débitmètre (250) et utilisé pour recevoir la valeur de débit acquise par le débitmètre (250) et de la valeur de poids mesurée par l'appareil (230) de mesure de poids de détergent, calculer un poids du détergent nécessaire sur la base de la valeur de débit reçue, et ouvrir le premier tuyau (222) pour détergent lorsque la valeur de poids calculée du détergent nécessaire est inférieure ou égale à la valeur de poids mesurée par l'appareil (230) de mesure de poids de détergent, permettant ainsi au godet (221) de réapprovisionnement en liquide de distribuer le détergent nécessaire au réservoir de mélange (110).
PCT/CN2014/082628 2014-07-04 2014-07-21 Système et procédé d'alimentation en liquide WO2016000285A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410320345.5 2014-07-04
CN201410320345.5A CN104084410B (zh) 2014-07-04 2014-07-04 供液系统及其供液方法

Publications (1)

Publication Number Publication Date
WO2016000285A1 true WO2016000285A1 (fr) 2016-01-07

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WO (1) WO2016000285A1 (fr)

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CN105964484A (zh) * 2016-07-29 2016-09-28 芜湖华烨工业用布有限公司 一种定量补液的工业帆布浸胶槽
CN108273797A (zh) * 2018-03-26 2018-07-13 中山翰荣新材料有限公司 具有新型传动结构的自动清洗设备
CN110369367A (zh) * 2019-08-01 2019-10-25 山东泰开高压开关有限公司 降低废液量的方法及装置
CN115283343A (zh) * 2022-07-16 2022-11-04 深圳市第三人民医院 一种医用清洗系统及控制方法

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WO2005047170A1 (fr) * 2003-11-14 2005-05-26 Sara Lee/De N.V. Appareil d'alimentation en eau et systeme de nettoyage servant a nettoyer l'appareil d'alimentation en eau
CN201586510U (zh) * 2009-12-07 2010-09-22 北京矿冶研究总院 池式自动配液系统
CN102269329A (zh) * 2011-08-05 2011-12-07 云南大红山管道有限公司 一种实现流体材料输送存储的自动切换系统和方法
CN103090190A (zh) * 2013-01-31 2013-05-08 北京七星华创电子股份有限公司 一种化学液分配系统
CN203591763U (zh) * 2013-12-09 2014-05-14 攀钢集团攀枝花钢钒有限公司 湿平整自动配液装置

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Publication number Publication date
CN104084410B (zh) 2017-01-11
CN104084410A (zh) 2014-10-08

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