CN101374609A - Cleaning device using water-based cleaning liquid - Google Patents
Cleaning device using water-based cleaning liquid Download PDFInfo
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- CN101374609A CN101374609A CNA2007800005624A CN200780000562A CN101374609A CN 101374609 A CN101374609 A CN 101374609A CN A2007800005624 A CNA2007800005624 A CN A2007800005624A CN 200780000562 A CN200780000562 A CN 200780000562A CN 101374609 A CN101374609 A CN 101374609A
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- exhaust
- cleaning
- cleaning device
- heat exchanger
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- 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
- B08B3/02—Cleaning by the force of jets or sprays
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- 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
- B08B3/10—Cleaning involving contact with liquid with additional treatment of the liquid or of the object being cleaned, e.g. by heat, by electricity or by vibration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G15/003—Control arrangements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B2230/00—Other cleaning aspects applicable to all B08B range
- B08B2230/01—Cleaning with steam
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention provides a cleaning device using a water-based cleaning A cleaning device (1) using a water-based cleaning liquid is filled up with steam produced when the liquid is heated to high temperature. Conventionally, heating or drying the cleaning liquid has caused steam leakage, resulting in a large loss of heat energy. To solve this problem, the cleaning device of the invention is provided with pressure difference measuring device (11) for measuring the pressure difference between the pressure in a gas discharge chamber (10) and the outside air pressure. The amount of discharge gas from the gas discharge chamber (10) is controlled in order that the pressure difference is a predetermined appropriate value, preventing a leakage of excessive steam and enabling the cleaning device to be always operated at an optimum exhaust air flow rate. A heat pump mechanism for recovering the heat of the discharge gas into the cleaning liquid in the cleaning device is installed to re-use the energy dissipated along with the exhaust air.
Description
Technical field
The present invention relates to the cleaning device of using water-based cleaning liquid, especially relate to the power-saving technology of cleaning device.
Background technology
At present, use the cleaning device of using organic solvent mostly for the cleaning of machine components etc., still, because environmental limitations etc. are changed to water class cleaning device energetically.
Water class cleaning device is to being cleaned the water-based cleaning liquid that thing sprays high temperature, maybe will be cleaned in the water-based cleaning liquid that thing impregnated in high temperature, removes attached to being cleaned oil on the thing and foreign matter etc.
In this cleaning device, in the cleaning at cleaning device inner filling water steam.This water vapour is cleaned thing input port and conveying end leakage and operating environment is worsened from cleaning device, and becomes the reason of the drying property reduction that makes in anhydrate operation and the drying process.Therefore, in water class cleaning device, be provided with the exhaust apparatus (patent documentation 1) that is used to discharge inner water vapour usually.
Patent documentation 1: the spy opens flat 07-290007 communique ([0031], Fig. 1)
First problem of this water class cleaning device is to need a lot of heat energy in the heating of cleaning fluid and dry run.This heat energy almost can not reclaim and lose, and wherein, the heat of evaporation that the water vapour that the exhaust of self-stripping unit is discharged has is occupied its sizable part.
Especially, in order to reduce the amount of leakage of the water vapour that comes self-stripping unit, or be purpose to reduce the cleaning device humidity inside, when strengthening the exhaust air quantity, not only the heat energy of escaping becomes many, and air outside flows in large quantities to cleaning device inside, and with the water-based cleaning liquid cooling, the loss of heat energy is bigger.
Therefore moreover the exhaust passage that is connected with the exhaust apparatus of cleaning device preestablishes into optimum value with the exhaust air quantity of exhaust apparatus and has any problem because flowing resistance changes according to its diameter, length, crooked quantity etc.In addition, also can regulate the exhaust air quantity with being arranged on baffle plate (damper) on the exhaust passage etc., but be not easy to ask for the optimum value of exhaust air quantity in the working site, therefore, usually, the mode of Duoing than optimum value with capacity is set the aperture of baffle plate mostly.
Second problem of water class cleaning device is even the exhaust air quantity can be adjusted to appropriate amount, can not prevent because the dissipation of heat energy that this exhaust causes.
Summary of the invention
For solving first cleaning device of the present invention that above-mentioned first problem is finished, be a kind of cleaning device of using water-based cleaning liquid, it is characterized in that possessing:
A) carry the conveying device that is cleaned thing;
B) spray the spray nozzle that the water-based cleaning liquid heat cleans to being cleaned thing;
C) draw the air of cleaning device inside, the air-blast nozzle that will dispel attached to the water that is cleaned on the thing;
D) exhaust apparatus that the air that contains water vapour of cleaning device inside is discharged from the exhaust chamber that is cleaned the thing throw-in part that is arranged at cleaning device;
E) the differential pressure determinator of the differential pressure of the air pressure of outer atmospheric pressure of measuring cell and exhaust chamber;
F) according to the control device of controlling the exhaust air quantity of exhaust apparatus by the differential pressure data of differential pressure determinator mensuration.
At this, it is desirable to, described exhaust apparatus will contain the air of water vapour from being arranged at the exhaust chamber discharge that is cleaned the thing throw-in part.
As conveying device, it is desirable to the screen conveyor formula.Thus, spray nozzle and air-blast nozzle can be arranged at conveyer about, from being cleaned the liquid of jet cleaning up and down of thing, blow air.
It is desirable to be respectively arranged with a plurality of chambers of anhydrating that possess the purge chamber of spray nozzle and possess air-blast nozzle.Thus, can carry out more practical cleaning and anhydrate.
Utilize the exhaust air quantity control of exhaust apparatus also can be undertaken, also can be undertaken by the aperture that adjusting is arranged at the baffle plate of exhaust channel by the rotating speed of regulating exhaust fan.
And, it is desirable to, control device so that the mode that the air pressure of exhaust chamber forces down 0.1Pa～5Pa than outside atmosphere control.Better is that its differential pressure is set at 0.2Pa～2Pa.
Cleaning device of the present invention also can possess and will be cleaned the conveying device that thing reaches the front and back conveying up and down, be used for replacing the conveying device of above-mentioned screen conveyor formula, adopt and be immersed in the mode of cleaning in the cleaning liquid bath that possesses heater and ultrasonic wave generator by being cleaned thing.
At this moment, the position of the air in the exhaust apparatus discharging cleaning device also can be to replace being arranged on the above-mentioned exhaust chamber that is cleaned the thing throw-in part, or on this basis, be arranged at the exhaust portion that is cleaned thing taking-up portion.
For solving above-mentioned second the present invention that problem is finished, on the basis of above-mentioned cleaning device, it is characterized in that possessing with the recuperation of heat of exhaust heat pump mechanism to cleaning fluid.
This heat pump mechanism possesses:
A) be arranged in the exhaust apparatus and the heat in the exhaust given the evaporimeter of thermal medium;
B) thermal medium that will gasify compresses the compression set that liquefies;
C) condensation heat of the thermal medium that will liquefy gives the condensing unit of cleaning fluid;
D) expansion valve that thermal medium is gasified or capillary.
Moreover, in this cleaning device, it is desirable between described condensing unit and expansion valve or capillary, be provided with:
A) exhaust heat exchanger;
B) the exhaust heat exchanger cooling device of coolant exhaust heat exchanger;
C) measure the temperature measuring apparatus of temperature of the cleaning fluid of the condensing unit of flowing through;
D) according to the rinse liquid temperature control compression set of measuring and the heat pump control device of exhaust heat exchanger cooling device.
And then, it is desirable to described heat pump control device and possess:
A) temperature storage device of the design temperature T1～T4 below the storage:
Compression set running beginning temperature T 1
Exhaust heat exchanger cooling device intermittent running stops temperature T 2
Exhaust heat exchanger cooling device intermittent running begins temperature T 3
The exhaust heat exchanger cooling device turns round continuously and begins temperature T 4
B) operation controller, this operation controller compares with these design temperatures T1～T4 with the rinse liquid temperature T that temperature measuring apparatus is measured:
During T＜T1 compression set is stopped;
Make the compression set running during T1≤T;
Make exhaust heat exchanger cooling device intermittent running during T3≤T＜T4;
During T4≤T the exhaust heat exchanger cooling device is turned round continuously;
When after the entry into service of exhaust heat exchanger cooling device, becoming T＜T2, the exhaust heat exchanger cooling device is stopped.
Design temperature T1～the T4 of storage in advance in described temperature storage device, it is desirable to when being set at TW ℃ in the preferred serviceability temperature (benchmark serviceability temperature) with the water-based cleaning liquid of cleaning device:
·(TW-45)℃≤T1≤(TW-5)℃
·(TW-10)℃≤T2≤TW ℃
·(TW-5)℃≤T3≤(TW+5)?℃
·TW ℃≤T4≤(TW+10)℃
·0℃<T1<T2<T3<T4。
Perhaps also can be:
·(TW-20)℃≤T1≤(TW-5)℃
·(TW-10)℃≤T2≤TW ℃
·(TW-5)℃≤T3≤(TW+5)?℃
·TW ℃≤T4≤(TW+10)℃
·0℃<T1<T2<T3<T4。
When described exhaust heat exchanger cooling device intermittent running, it is desirable to, described operation controller is set at the running ratio of exhaust heat exchanger cooling device:
[(T-T3)/(T4-T3)]×100％。
In addition, when described exhaust heat exchanger cooling device is set at fan, it is desirable to, the rotating speed R that described operation controller is controlled this fan is:
During T＜T3, R=0
During T3≤T＜T4, R=(T-T3)/(T4-T3) * A * R0
During T4≤T, R=A * R0
(wherein, A is the coefficient of determining according to the cooling capacity of fan, and its value is 0.1～1.0.R0 is the rated speed of fan.)
In addition, thereby the above-mentioned compression set that the thermal medium that has gasified is compressed liquefaction is when using motor, and described operation controller also can control the rotating speed of this motor continuous or interimly.By convertor controls etc. the rotating speed of motor is changed continuous or interimly.So,, stop to get final product when arriving target temperature so long as make motor deceleration during near target temperature in the temperature of cleaning fluid.
In addition, the benchmark serviceability temperature is set at 50～60 ℃ usually, but the attachment state of oil serious, be set at 70～80 ℃ when the cleaning object thing is high temperature resistant sometimes, on the contrary, the cleaning object thing at high temperature may variable color or during oxidation etc., also is set at about 40 ℃ sometimes.
The invention effect
When carrying out exhaust when going into to carry out air blast with outer conductance and more than the air that air blast in sending into cleaning device is not used, the air that contains water vapour of cleaning device inside is revealed outside cleaning device.In first cleaning device of the present invention, the air-breathing of air blast carried out in self-stripping unit inside, therefore can prevent the leakage of water vapour, and cleaning device inside can be by outer air cooling not but.In addition, the differential pressure of the air pressure by outer atmospheric pressure of measuring cell and exhaust chamber is regulated the exhaust air quantity, even therefore the shape of operating condition and exhaust passage is different, exhaust apparatus is turned round all the time with the exhaust air quantity of the best.
Especially, (it is desirable to 0.2Pa～mode 2Pa) and regulate the exhaust air quantity of exhaust apparatus, the leakage that can not damage drying property and water vapour thus prevents effect and sets best exhaust air quantity so that the air pressure of the exhaust chamber of cleaning device forces down 0.1Pa～5Pa than outside atmosphere.
In second cleaning device of the present invention, the heat energy and the exhaust of scattering and disappearing are reclaimed with evaporimeter simultaneously, utilize the heat energy that reclaims that the water-based cleaning liquid in the condensing unit is heated, therefore dissipation of heat energy is significantly reduced, thereby can carry out the utilization again of heat energy.
Moreover, temperature storage device and operation controller are set on the heat pump control device, temperature T according to the cleaning fluid of measuring with temperature measuring apparatus is controlled the running of compression set and exhaust heat exchanger cooling device by above-mentioned mode, thus for a long time from the heat of exhaust gas recovery, superfluous heat energy can be deflated the cooling of cools down device, the adjustment of cleaning fluid can be easily carried out, the temperature change of cleaning fluid can also be reduced.
Above-mentioned design temperature T1～T4 can followingly set.When the benchmark serviceability temperature of the water-based cleaning liquid of cleaning device is set at TW ℃,
·(TW-45)℃≤T1≤(TW-5)℃
·(TW-10)℃≤T2≤TW ℃
·(TW-5)℃≤T3≤(TW+5)?℃
·TW ℃≤T4≤(TW+10)℃
·0℃<T1<T2<T3<T4。
Perhaps, when the benchmark serviceability temperature of the water-based cleaning liquid of cleaning device is set at TW ℃, also can be set at:
·(TW-20)℃≤T1≤(TW-5)℃
·(TW-10)℃≤T2≤TW ℃
·(TW-5)℃≤T3≤(TW+5)?℃
·TW ℃≤T4≤(TW+10)℃
·0℃<T1<T2<T3<T4。
Description of drawings
Fig. 1 is the summary pie graph of the cleaning device of the embodiment of the invention;
Fig. 2 is the purge chamber of cleaning device of the embodiment of the invention and the enlarged drawing of the chamber of anhydrating;
Fig. 3 is the summary pie graph of other method of exhaust air quantity of the exhaust apparatus of the expression control embodiment of the invention;
Fig. 4 is the summary pie graph of other cleaning device of the embodiment of the invention;
Fig. 5 is the summary pie graph of other method of exhaust air quantity of the exhaust apparatus of the expression control embodiment of the invention;
Fig. 6 (a) is the summary pie graph of cleaning device that has made up the heat pump of the embodiment of the invention;
Fig. 6 (b) is the summary pie graph of cleaning device that has made up the heat pump of the embodiment of the invention;
Fig. 6 (c) is the summary pie graph of cleaning device that has made up the heat pump of the embodiment of the invention;
Fig. 7 is the summary pie graph of other heat pump of the embodiment of the invention.
Symbol description
1, cleaning device
2, input port
3, conveying end
4, cleaning device
5, be cleaned thing
10, exhaust chamber
11, difference gauge
12, exhaust chamber
13, difference gauge
20, control device
21, arithmetic unit
22, converter
23, servo control unit
24, servomotor
25, air quantity controllable register
26, baffle plate
50, exhaust passage
51, exhaust fan
70, transmission net
71, front and back conveying mechanism
72, conveying mechanism up and down
100, first purge chamber
101, clean liquid bath
102, heater
103, pump
104, spray nozzle
105, ultrasonic wave generator
106, heat exchanger
108, the middle liquid bath that cleans
109, finally clean liquid bath
110, first chamber of anhydrating
111, pressure fan
112, air blast air intake passage
113, air-blast nozzle
200, second purge chamber
201, clean liquid bath
205, ultrasonic wave generator
210, second chamber of anhydrating
220, final purge chamber
231, servo control unit
232, servo control unit
241, servomotor
242, servomotor
251, air quantity controllable register
252, air quantity controllable register
261, baffle plate
262, baffle plate
300, hothouse
301, air entry
302, Hot-air fan
303, hot blast motor
304, blow-off outlet
501, exhaust passage
502, exhaust passage
600, heat pump mechanism
601, compression set (compressor)
602, condensing unit (condenser)
603, expansion valve or capillary
604, evaporimeter
605, circulating pump
606, exhaust heat exchanger
607, cooling fan
608, feed temperature determinator (temperature sensor) (T)
609, heat pump control device
The specific embodiment
Below, embodiments of the invention are described with reference to the accompanying drawings.
Fig. 1 is the summary pie graph as the cleaning device of the first embodiment of the present invention, and Fig. 2 is the details drawing of its purge chamber and the chamber of anhydrating.
The cleaning device 1 of embodiment 1 is a screen conveyor conveying-type device, moves Yi Bian it constitutes to utilize transmission net 70 to make to be cleaned thing 5, Yi Bian clean, anhydrate, dry each operation.According to the sequence of batching products that is cleaned thing 5, dispose successively between conveying end 3 in input port 2: chamber 110, second purge chamber 200, second anhydrate chamber 210, hothouse 300 anhydrate for exhaust chamber 10, first purge chamber 100, first.In addition, this constitutes an example, and the quantity of purge chamber, the chamber of anhydrating, hothouse also can be different therewith with order.
Dispose cleaning liquid bath 101 in the bottom of first purge chamber 100, be provided with the heater 102 that is used for heated wash liquid in the inside of cleaning liquid bath 101.The first cleaning fluid pipe arrangement extends upward from the below of cleaning liquid bath 101, and the first cleaning fluid pipe arrangement is connected with spray nozzle 104, and this spray nozzle 104 disposes according to the mode that sprays towards transmission net 70 up and down of the transmission net 70 in first purge chamber 100.Be provided with pump 103 midway at the first cleaning fluid pipe arrangement.Thus, utilize the cleaning liquid bath 101 interior water-based cleaning liquids of heater 102 heating to send, spray, be back to by the passage that catchments and clean liquid bath 101 from the thing 5 that is cleaned of spray nozzle 104 up and down on transmission net 70 that is configured in transmission net 70 with pump 103.
First anhydrate chamber 110 transmission net 70 dispose air-blast nozzle 113 up and down.Air-blast nozzle 113 up and down is that pressure fan 111 is connected with air-supply arrangement, the suction side of pressure fan by air intake passage 112 to first chamber 110 inner openings that anhydrate.Thus, first air that anhydrate in the chamber 110 are cleaned thing by air-blast nozzle 113 from blowing to up and down, remove attached to the water droplet that is cleaned the cleaning fluid on the thing in first purge chamber 100.
The thing that is cleaned that chamber 110, second purge chamber 200 and second anhydrate on the transmission net 70 that chamber 210 passes through that anhydrates from first purge chamber 100, first enters hothouse 300 at last.Be provided with in hothouse 300 from the blow-off outlet 304 of transmission net 70 ejections relatively up and down, there, air entry 301 is connected with the pipe arrangement to hothouse 300 inside openings.Be equipped with Hot-air fan 302 and storage heater 303 on this pipe arrangement, the air that are inhaled in the hothouse 300 are heated by storage heater 303, blow to the thing that is cleaned on the transmission net 70 by blow-off outlet 304 up and down.
So, cleaning and the dried thing that is cleaned are sent from the conveying end 3 of cleaning device.
In the cleaning device of the present embodiment with above-mentioned formation, with the air quantity of the row of the air in the exhaust chamber 10 to the exhaust fan 51 of outside, importantly the mode of forcing down 0.1Pa to 5Pa than outside atmosphere according to the air pressure in the exhaust chamber 10 is controlled.During differential pressure deficiency 0.1Pa, the water vapours that are filled in the purge chamber 100,200 pass through from exhaust chamber 10, sometimes may 2 leakages from the input port.In addition, the water vapour of second purge chamber 200 flows into second anhydrate chamber 210 and the hothouse 300, becomes the reason that drying property reduces.On the other hand, when differential pressure surpassed 5Pa, the air quantity of discharging from exhaust chamber 10 increased, and thermal energy a large amount of in exhaust spread to the outside.In addition, the 2 outer gas that flow into also increase from the input port, and it is big that the wind speed of leaked-in air becomes, therefore, the part of outer gas from exhaust chamber 10 by flowing into first purge chamber 100 then.Thus, the cleaning fluid that sprays from spray nozzle 104 is cooled, and the running rate of heater 102 uprises and power consumption is increased.In addition, the better scope of its differential pressure is 0.2～2Pa.
Therefore, control device 20 carries out following control: the differential pressure of outer atmospheric pressure of measuring cell and exhaust chamber 10, when the not enough 0.1Pa of differential pressure (or not enough 0.2Pa), increase the frequency of converter 22 in the mode of the rotating speed that increases exhaust fan 51, when differential pressure surpasses 5Pa (or 2Pa), reduce the frequency of converter 22 in the mode of the rotating speed that reduces exhaust fan 51.So, outside atmosphere is pressed and the differential pressure of exhaust chamber 10 is controlled according to the scope (or 0.2Pa to 2Pa) of 0.1Pa to 5Pa usually, and thus, the energy that cleaning device is consumed is minimum.
In addition, as described above, it is desirable to, first anhydrates, and the air of cleaning device inside is drawn in air blast (air blow) that chamber 110 and second anhydrates in the chamber 210, carries out air blast with this air.Import outer gas and when carrying out air blast, need flow into the exhaust of the above amount of air in the cleaning device, the exhaust air quantity increases, and the heat energy of following exhaust to scatter and disappear also increases.For this, as above-mentioned embodiment,, and carry out air blast with this air as long as draw the air of cleaning device inside, just do not need to make exhaust to increase, can prevent because the increase of the heat energy dissipation that exhaust causes.
Fig. 3 is the summary pie graph of other method of exhaust air quantity of the exhaust apparatus of expression control second embodiment of the present invention.
The situation that the differential pressure data of utilizing difference gauge 11 to measure is handled with the arithmetic unit 21 of control device 20 is identical with embodiment 1.In the present embodiment, in order to control the exhaust air quantity, be that the side that blows out of exhaust fan 51 is provided with air quantity controllable register mechanism 25 at exhaust apparatus.The open angle of the baffle plate 26 of air quantity controllable register mechanism 25 inside is regulated with the servomotor 24 with angle regulating function.The action of servomotor 24, be that the open angle of baffle plate 26 is controlled by servo control unit 23 according to the instruction of arithmetic unit 21.By the open angle of controllable register 26, so that outside atmosphere is pressed and the differential pressure of exhaust chamber 10 is always the scope of 0.1Pa～5Pa interior (situation and the embodiment 1 of or 0.2Pa～2Pa) control are same.
Embodiment 3
Fig. 4 is the summary pie graph of the other cleaning device of the third embodiment of the present invention.
The cleaning device 4 of embodiment 3 is dipping ultrasonic types, its by front and back conveying mechanism 71 and up and down conveying mechanism 72 conveyings be cleaned thing 5, and each operation of cleaning, anhydrate.Between input port 2 that is cleaned thing and conveying end 3, dispose first purge chamber 100, second purge chamber 200 successively and anhydrate chamber 110 and constitute.In the water-based cleaning liquid groove 101,201 of first purge chamber 100 and second purge chamber 200, be provided with heater 102,202 and ultrasonic wave generator 105,205.Be cleaned thing 5 and at first in first purge chamber 100, impregnated in and clean in the liquid bath 101, be heated to 50～60 ℃ cleaning fluid with heater 102 in, carry out the ultrasonic wave cleaning by conveying mechanism 72 up and down.If wherein cleaning finishes, then mentioned by conveying mechanism 72 up and down, be delivered to second purge chamber 200 by front and back conveying mechanism 71, similarly dipping and carry out the ultrasonic wave cleaning in cleaning liquid bath 201.After this cleaning finishes, be cleaned thing and be raised, be delivered to the chamber 110 of anhydrating by front and back conveying mechanism 71.At this, blow air by being arranged on air-blast nozzle 113 up and down to being cleaned thing, remove cleaning fluid.The air of this air-blast nozzle 113 also sucks from the air intake passage 112 that is arranged in the cleaning device.In addition, this constitutes a just example, and the quantity of purge chamber, the chamber of anhydrating is different also passable with order.
Fig. 5 is the summary pie graph of method of the exhaust air quantity of the exhaust apparatus in the cleaning device of expression control the 3rd embodiment.
On the exhaust chamber 12 of the exhaust chamber 10 of input port 2 sides and conveying end 3 sides, be respectively arranged with difference gauge 11,13, be used for the draught head in outer atmospheric pressure of measuring cell and the exhaust chamber 10,12.The data of being measured by difference gauge 11,13 are transferred to control device 20, calculate best air quantity at the arithmetic unit 21 that is arranged in wherein.The data of the best air quantity of being calculated are transferred to converter 22, and converter 22 is according to the rotating speed of this Data Control exhaust fan 51.In addition, the data of best air quantity also are transferred to the servo control unit 231,232 in the control device 20, two servo control units 231,232 are regulated the aperture of the baffle plate 261,262 on the exhaust passage 501,502 by making servomotor 241,242 actions, thereby regulate air-breathing air quantity.At this moment, (mode of or 0.2Pa～2Pa) is controlled to force down 0.1Pa～5Pa with the air pressure of the inside of the exhaust chamber 12 of the exhaust chamber 10 of input port 2 sides and conveying end 3 sides than outside atmosphere.
Fig. 6 (a) be the fourth embodiment of the present invention combination the summary pie graph of cleaning device of heat pump.The evaporimeter 604 that the condensing unit that the thermal medium compression set that compress of the heat pump mechanism 600 of the cleaning device of present embodiment after with gasification be compressor 601, the condensation heat of the thermal medium after will liquefy gives cleaning fluid is condenser 602, make expansion valve 603 that thermal medium gasifies, give thermal medium with the heat in the exhaust connects successively and constitutes.
With the thermal medium of compressor 601 compression by force feed to condenser 602.Clean the cleaning fluid of liquid bath 101 and carry to condenser 602, utilize the condensation heat heating of thermal medium and be back to and clean liquid bath 101 by circulating pump 605.Via the thermal medium of condenser 602 from expansion valve 603 by after gasify, to evaporimeter 604, after exhaust absorption heat, compressed by compressor 601 again.Be delivered to the exhaust of evaporimeter 604 from exhaust fan 51, in this evaporimeter 604, give thermal medium, be discharged to outside the cleaning device heat.
In the cleaning device of present embodiment, so far install the outer heat energy (mainly being the heat of evaporation of cleaning fluid) that scatters and disappears in the same way and reclaimed by the evaporimeter 604 of heat pump mechanism 600 with exhaust one, can pine for utilizing again in adding of cleaning fluid.The evaporation of cleaning fluid is many more, and therefore the also increase more of heat energy from exhaust gas recovery can constitute the good system of the thermal efficiency.Therefore, so far the running rate that cleaning fluid is heated employed heater 102 can be reduced, energy can be realized saving as cleaning device integral body.
In addition, shown in Fig. 6 (b), also can in a plurality of cleaning liquid baths 101,109, recycle from the cleaning fluid of condenser 602.Thus, the heat that reclaims more effectively can be used.
In addition, shown in Fig. 6 (c), array is provided with when cleaning liquid bath more than three, also can circulate between each cleaning liquid bath at following Lu Jingzhong to utilize the mode of cleaning fluid as heat exchange medium.For example, at first, cleaning fluid is delivered to described heat pump mechanism 600 from the cleaning liquid bath 101 that is configured in input port 2 sides.Thus, cleaning fluid is heated by heat exchange via heat pump mechanism 600.Like this, the cleaning fluid after the heating is delivered to the heat exchanger 106 that is provided with in the final cleaning liquid bath 109 that is configured in conveying end 3 sides, utilize its heat to heat the cleaning fluid that is stored in the final cleaning liquid bath 109.Afterwards, the cleaning fluid that becomes thermal medium does not clean liquid bath 108 in the middle of between the final cleaning liquid bath 109 of cleaning liquid bath 101 that is sandwiched in input port 2 sides and conveying end 3 sides, and is back to initial cleaning liquid bath 101.So, by the cleaning liquid bath 101 and the final cleaning fluid that cleans liquid bath 109 that only heat two ends, the cleaning fluid that cleans liquid bath 108 in the middle of clipping in the middle of it also is difficult to cooling.Consequently, can easily the temperature of all cleaning liquid bath be kept stable, can more effectively utilize the heat of recovery.In addition, this constitutes a just example, also can make cleaning fluid be delivered to described heat pump 600 from the final cleaning liquid bath 109 of conveying end 3 sides, then return initial final cleaning liquid bath 109 via the heat exchanger 106 in the cleaning liquid bath 101 that is arranged on input port 2 sides, the quantity of purge chamber, heat exchanger, the chamber of anhydrating is different also passable with order.In addition, at this, so-called array is provided with the situation of the cleaning liquid bath more than three, only is meant the array that is configured to that cleans liquid bath.
In addition, present embodiment can be combined into constituting of embodiment 3 by described embodiment 1.In described embodiment, the effect by heat energy self-cleaning machine that exhaust air quantity optimization is reduced scatters and disappears still in order to carry out the exhaust of necessary amount, is accompanied by scattering and disappearing of heat unavoidably.So,, then can more save energy from the exhaust gas recovery heat by present embodiment is made up.
In addition, the expansion valve 603 of formation heat pump mechanism 600 also can substitute with capillary.Especially small-sized heat pump can be simplified heat pump control by using capillary, can also reduce cost.
On the other hand, when using expansion valve 603, can be the control of following hot load state, be applicable to than relatively large system.
Embodiment 6
Fig. 7 is the summary pie graph of other heat pump of the fifth embodiment of the present invention.
The expansion valve 603 that the condensing unit that the thermal medium compression set that compress of the heat pump mechanism 600 of present embodiment after with gasification be compressor 601, give cleaning fluid with the condensation heat of the thermal medium of liquefaction is condenser 602, exhaust heat exchanger 606, gasify thermal medium, the evaporimeter 604 that gives thermal medium with the heat in the exhaust connect successively and constitute.On exhaust heat exchanger 606,, be used for exhaust heat exchanger 606 is carried out air cooling with it in abutting connection with the cooling fan 607 that is provided with as the exhaust heat exchanger cooling device.Have again, be provided with temperature sensor (T) 608 as the feed temperature determinator of the cleaning fluid that is fed into condenser 602.In addition, expansion valve 603 also can substitute with capillary.
Compression set running beginning temperature T 1
Exhaust heat exchanger cooling device intermittent running stops temperature T 2
Exhaust heat exchanger cooling device intermittent running begins temperature T 3
The exhaust heat exchanger cooling device turns round continuously and begins temperature T 4
These T1～T4 are compared with the temperature T that supplies to the cleaning fluid of condenser, carry out the running control of compressor 601 and cooling fan 607 according to following condition.
During T＜T1 compressor (compression set) is stopped.
Make compressor (compression set) running during T1≤T.
Make cooling fan (exhaust heat exchanger cooling device) intermittent running during T3≤T＜T4.
Make cooling fan (exhaust heat exchanger cooling device) running continuously during T4≤T.
When after cooling fan (exhaust heat exchanger cooling device) entry into service, becoming T＜T2, cooling fan (exhaust heat exchanger cooling device) is stopped.
In the present embodiment, feed temperature T control compressor and the cooling fan of supplying with to condenser according to cleaning fluid.
When feed temperature T is lower than the temperature of T1 compressor being stopped, is that faults such as pipe arrangement freezes are taken place.And, thereby becoming T1, T make when above the compressor starts running carry out recuperation of heat from exhaust.Afterwards, more than T reaches T3 and during the temperature range of not enough T4, predict the many excessive temperature heating that can make cleaning fluid of heat of exhaust, therefore make the cooling fan intermittent running, the temperature of thermal medium is descended by exhaust heat exchanger.The intermittent running here is running in 1 second, the alternate-running that stopped in 1 second etc.In addition, also can not carry out intermittent running, utilize converter to control with low-speed running.
Moreover, become T4 when above at feed temperature T, by cooling fan being turned round continuously or running up, can prevent that the temperature of thermal medium from rising.Become T3 or T4 when above at T, if do not make the cooling fan running, the temperature of thermal medium rises so, and rinse liquid temperature will surpass best temperature range.By carrying out such control, can stably carry out the heating of cleaning fluid by heat pump.
When this cooling fan (exhaust heat exchanger cooling device) intermittent running, it is desirable to the running ratio of fan is set at:
[(T-T3)/(T4-T3)]×100％
For example: in the time of T=53 ℃, T3=52 ℃, T4=55 ℃, the running ratio of fan is:
(53-52)/(55-52)×100％＝33％
That is, it is desirable to be set at running in 0.67 second, stopped in 1.33 seconds.
Perhaps, also can not carry out intermittent running, but the rotating speed R of its fan is controlled to be continuously:
During T＜T3, R=0
During T3≤T＜T4, R=(T-T3)/(T4-T3) * A * R0
During T4≤T, R=A * R0
(wherein, A is the coefficient of determining according to the cooling capacity of fan, and its value is 0.1～1.0.R0 is the rated speed of fan.)。The life-span that has system stability, fan and motor like this prolongs and the low effect of noise in operating.
When the benchmark serviceability temperature of the water-based cleaning liquid of cleaning device was set at TW ℃, above-mentioned design temperature T1～T4 set for as follows:
(TW-45)℃≤T1≤(TW-5)℃
(TW-10)℃≤T2≤TW ℃
(TW-5)℃≤T3≤(TW+5)?℃
TW ℃≤T4≤(TW+10)℃
0℃<T1<T2<T3<T4，
Can stably control cleaning device.
More preferably be set at for T1:
(TW-20)℃≤T1≤(TW-5)℃。
For example, when the benchmark serviceability temperature TW of the water-based cleaning liquid of cleaning device is set at 55 ℃,
10℃≤T1≤50℃
45℃≤T2≤55℃
50℃≤T3≤60℃
55℃≤T4≤65℃，
More preferably be set at:
35℃≤T1≤50℃
45℃≤T2≤55℃
50℃≤T3≤60℃
55℃≤T4≤65℃。
Claims (27)
1. the cleaning device of a using water-based cleaning liquid is characterized in that, possesses:
A) carry the conveying device that is cleaned thing;
B) spray the spray nozzle that the water-based cleaning liquid heat cleans to being cleaned thing;
C) draw the air of cleaning device inside, the air-blast nozzle that will dispel attached to the water that is cleaned on the thing;
D) exhaust apparatus that the air that contains water vapour of cleaning device inside is discharged;
E) the differential pressure determinator of the differential pressure of the air pressure of outer atmospheric pressure of measuring cell and exhaust chamber;
F) according to the control device of controlling the exhaust air quantity of exhaust apparatus by the differential pressure data of differential pressure determinator mensuration.
2. cleaning device as claimed in claim 1 is characterized in that,
Described exhaust apparatus carries out exhaust from the exhaust chamber that is cleaned the thing throw-in part that is arranged at cleaning device.
3. cleaning device as claimed in claim 1 or 2 is characterized in that,
Described conveying device is a screen conveyor, spray nozzle and air-blast nozzle be arranged at this screen conveyor about.
4. as each described cleaning device in the claim 1～3, it is characterized in that,
Be respectively arranged with a plurality of chambers of anhydrating that are provided with the purge chamber of spray nozzle and are provided with air-blast nozzle.
5. as each described cleaning device in the claim 1～4, it is characterized in that,
Utilize the rotating speed of exhaust fan to carry out the adjusting of exhaust air quantity.
6. as each described cleaning device in the claim 1～4, it is characterized in that,
Utilization is arranged at the aperture of the baffle plate of exhaust channel and carries out the adjusting of exhaust air quantity.
7. as each described cleaning device in the claim 1～6, it is characterized in that,
Described control device is so that the mode that the air pressure of exhaust chamber forces down 0.1～5Pa than outside atmosphere is controlled the exhaust air quantity of exhaust apparatus.
8. as each described cleaning device in the claim 1～6, it is characterized in that,
Described control device is so that the mode that the air pressure of exhaust chamber forces down 0.2～2Pa than outside atmosphere is controlled the exhaust air quantity of exhaust apparatus.
9. the cleaning device of a using water-based cleaning liquid is characterized in that, possesses:
A) reach front and back up and down and carry the conveying device that is cleaned thing;
B) keep water-based cleaning liquid and possess heater and the cleaning liquid bath of ultrasonic wave generator;
C) draw the air of cleaning device inside, the air-blast nozzle that will dispel attached to the water that is cleaned on the thing;
D) exhaust apparatus that the air that contains water vapour of cleaning device inside is discharged;
E) the differential pressure determinator of the differential pressure of the air pressure of outer atmospheric pressure of measuring cell and exhaust chamber;
F) according to the control device of controlling the exhaust air quantity of exhaust apparatus by the differential pressure data of differential pressure determinator mensuration.
10. cleaning device as claimed in claim 9 is characterized in that,
Described exhaust apparatus carries out exhaust from the exhaust chamber that is cleaned the thing throw-in part that is arranged at cleaning device.
11. as claim 9 or 10 described cleaning devices, it is characterized in that,
Described exhaust apparatus carries out exhaust from the exhaust chamber that is cleaned thing taking-up portion that is arranged at cleaning device.
12. as each described cleaning device in the claim 9～11, it is characterized in that,
Utilize the rotating speed of exhaust fan to carry out the adjusting of exhaust air quantity.
13. as each described cleaning device in the claim 9～11, it is characterized in that,
Utilization is arranged at the aperture of the baffle plate of exhaust channel and carries out the adjusting of exhaust air quantity.
14. as each described cleaning device in the claim 9～13, it is characterized in that,
Described control device is so that the mode that the air pressure of exhaust chamber forces down 0.1～5Pa than outside atmosphere is controlled the exhaust air quantity of exhaust apparatus.
15. as each described cleaning device in the claim 9～13, it is characterized in that,
Described control device is so that the mode that the air pressure of exhaust chamber forces down 0.2～2Pa than outside atmosphere is controlled the exhaust air quantity of exhaust apparatus.
16. as each described cleaning device in the claim 1～15, it is characterized in that,
Exhaust apparatus possesses the recuperation of heat of the exhaust heat pump mechanism to cleaning fluid.
17. the cleaning device of a using water-based cleaning liquid is characterized in that, possesses:
A) carry the conveying device that is cleaned thing;
B) the cleaning liquid bath of maintenance water-based cleaning liquid;
C) clean the cleaning device that is cleaned thing with the water-based cleaning liquid of heating;
D) exhaust apparatus that the air that contains water vapour of cleaning device inside is discharged;
E) with the recuperation of heat of exhaust heat pump mechanism to cleaning fluid.
18. as claim 16 or 17 described cleaning devices, it is characterized in that,
Described heat pump mechanism possesses:
A) be arranged in the exhaust apparatus and the heat in the exhaust given the evaporimeter of thermal medium;
B) thermal medium that will gasify compresses the compression set that liquefies;
C) condensation heat of the thermal medium that will liquefy gives the condensing unit of cleaning fluid;
D) expansion valve that thermal medium is gasified or capillary.
19. cleaning device as claimed in claim 18 is characterized in that,
A) keep the groove of cleaning fluid to be provided with more than two;
B) be provided with the cleaning fluid cycling mechanism, wherein, at least clean in the liquid bath at one heat exchanger is set, on the other hand, in other cleaning liquid bath, heat exchanger is not set, the cleaning liquid bath that cleaning fluid never is provided with heat exchanger flows to described heat pump mechanism, makes by the cleaning fluid of described heat pump mechanism heats and returns original cleaning liquid bath via the heat exchanger of the cleaning liquid bath that is provided with heat exchanger.
20. cleaning device as claimed in claim 19 is characterized in that,
A) cleaning the liquid bath array is provided with more than three;
B) be provided with the cleaning fluid cycling mechanism, wherein, in being disposed at these cleaning liquid baths that clean the end in the liquid bath, heat exchanger is set, on the other hand, in being disposed at the cleaning liquid bath of the other end, heat exchanger is not set, cleaning fluid is flowed to described heat pump mechanism from the cleaning liquid bath that is disposed at the other end, make by the cleaning fluid of described heat pump mechanism heats and return original cleaning liquid bath via the heat exchanger of the cleaning liquid bath that is provided with heat exchanger.
21. as each described cleaning device in the claim 18～20, it is characterized in that,
Between described condensing unit and expansion valve or capillary, possess:
A) exhaust heat exchanger;
B) the exhaust heat exchanger cooling device of coolant exhaust heat exchanger;
C) measure the temperature measuring apparatus of temperature of the cleaning fluid of the condensing unit of flowing through;
D) according to the rinse liquid temperature control compression set of measuring and the heat pump control device of exhaust heat exchanger cooling device.
22. cleaning device as claimed in claim 21 is characterized in that,
Described heat pump control device possesses:
A) temperature storage device of the design temperature T1～T4 below the storage:
Compression set running beginning temperature T 1
Exhaust heat exchanger cooling device intermittent running stops temperature T 2
Exhaust heat exchanger cooling device intermittent running begins temperature T 3
The exhaust heat exchanger cooling device turns round continuously and begins temperature T 4
B) operation controller, this operation controller compares with these design temperatures T1～T4 with the rinse liquid temperature T that temperature measuring apparatus is measured:
During T＜T1 compression set is stopped;
Make the compression set running during T1≤T;
Make exhaust heat exchanger cooling device intermittent running during T3≤T＜T4;
During T4≤T the exhaust heat exchanger cooling device is turned round continuously;
When after the entry into service of exhaust heat exchanger cooling device, becoming T＜T2, the exhaust heat exchanger cooling device is stopped.
23. cleaning device as claimed in claim 22 is characterized in that,
When the benchmark serviceability temperature of the water-based cleaning liquid of cleaning device was set at TW ℃, the design temperature T1～T4 that is stored in described temperature storage device was:
·(TW-45)℃≤T1≤(TW-5)℃
·(TW-10)℃≤T2≤TW℃
·(TW-5)℃≤T3≤(TW+5)℃
·TW℃≤T4≤(TW+10)℃
·0℃<T1<T2<T3<T4。
24. cleaning device as claimed in claim 22 is characterized in that,
When the benchmark serviceability temperature of the water-based cleaning liquid of cleaning device was set at TW ℃, the design temperature T1～T4 that is stored in described temperature storage device was:
·(TW-20)℃≤T1≤(TW-5)℃
·(TW-10)℃≤T2≤TW℃
·(TW-5)℃≤T3≤(TW+5)℃
·TW℃≤T4≤(TW+10)℃
·0℃<T1<T2<T3<T4。
25. as each described cleaning device in the claim 22～24, it is characterized in that,
Described operation controller is set at the running ratio of exhaust heat exchanger cooling device when described exhaust heat exchanger cooling device intermittent running:
[(T-T3)/(T4-T3)]×100％。
26. as each described cleaning device in the claim 22～25, it is characterized in that,
Described exhaust heat exchanger cooling device is a fan, and the rotating speed R that described operation controller is controlled this fan is:
During T＜T3, R=0
During T3≤T＜T4, R=(T-T3)/(T4-T3) * A * R0
During T4≤T, R=A * R0
Wherein, A is the coefficient of determining according to the cooling capacity of fan, and its value is 0.1～1.0, and R0 is the rated speed of fan.
27. as each described cleaning device in the claim 22～26, it is characterized in that,
Described compression set has used motor, and described operation controller is controlled the rotating speed of this motor continuously or interimly.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006076225 | 2006-03-20 | ||
| JP076225/2006 | 2006-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101374609A true CN101374609A (en) | 2009-02-25 |
Family
ID=38522252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007800005624A Pending CN101374609A (en) | 2006-03-20 | 2007-03-19 | Cleaning device using water-based cleaning liquid |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP5223091B2 (en) |
| KR (1) | KR20080023681A (en) |
| CN (1) | CN101374609A (en) |
| WO (1) | WO2007108216A1 (en) |
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| CN103037988A (en) * | 2010-04-09 | 2013-04-10 | 杜尔艾科克林有限公司 | Installation having a treatment jet for cleaning and/or degreasing manufactured parts |
| CN108202036A (en) * | 2016-12-19 | 2018-06-26 | 本钢板材股份有限公司 | A kind of cleaning liquor heating method |
| CN110921038A (en) * | 2019-12-17 | 2020-03-27 | 宁波市鄞州新茂粮油有限公司 | Labeling device with dust removal function and using method thereof |
| CN114289374A (en) * | 2021-12-01 | 2022-04-08 | 深圳市富诺依科技有限公司 | Zero-wastewater environment-friendly steel mesh cleaning process |
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| JP4860670B2 (en) * | 2008-07-18 | 2012-01-25 | 株式会社前川製作所 | Bottle washing method and bottle washing machine |
| JP5848866B2 (en) * | 2010-02-24 | 2016-01-27 | ゼネラルヒートポンプ工業株式会社 | Cleaning liquid heating device |
| JP2012086160A (en) * | 2010-10-20 | 2012-05-10 | Kisamitsu Giken:Kk | Washing machine |
| JP2013141613A (en) * | 2012-01-06 | 2013-07-22 | Toshiba Carrier Corp | Industrial heating device |
| JP6170316B2 (en) * | 2013-03-26 | 2017-07-26 | パナソニック株式会社 | Cleaning device |
| CN110091012A (en) * | 2019-06-06 | 2019-08-06 | 海盐县海塘标准件厂 | A kind of handling equipment for tapper |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103037988A (en) * | 2010-04-09 | 2013-04-10 | 杜尔艾科克林有限公司 | Installation having a treatment jet for cleaning and/or degreasing manufactured parts |
| CN103037988B (en) * | 2010-04-09 | 2016-02-17 | 杜尔艾科克林有限公司 | For the device with handled thing injection stream making element cleaning and/or degrease |
| CN108202036A (en) * | 2016-12-19 | 2018-06-26 | 本钢板材股份有限公司 | A kind of cleaning liquor heating method |
| CN108202036B (en) * | 2016-12-19 | 2023-10-03 | 本钢板材股份有限公司 | Cleaning solution heating method |
| CN110921038A (en) * | 2019-12-17 | 2020-03-27 | 宁波市鄞州新茂粮油有限公司 | Labeling device with dust removal function and using method thereof |
| CN110921038B (en) * | 2019-12-17 | 2021-06-11 | 宁波市鄞州新茂粮油有限公司 | Labeling device with dust removal function and using method thereof |
| CN114289374A (en) * | 2021-12-01 | 2022-04-08 | 深圳市富诺依科技有限公司 | Zero-wastewater environment-friendly steel mesh cleaning process |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2007108216A1 (en) | 2009-08-06 |
| WO2007108216A1 (en) | 2007-09-27 |
| KR20080023681A (en) | 2008-03-14 |
| JP5223091B2 (en) | 2013-06-26 |
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