CA1214746A - Automatic water distillator - Google Patents

Automatic water distillator

Info

Publication number
CA1214746A
CA1214746A CA000460642A CA460642A CA1214746A CA 1214746 A CA1214746 A CA 1214746A CA 000460642 A CA000460642 A CA 000460642A CA 460642 A CA460642 A CA 460642A CA 1214746 A CA1214746 A CA 1214746A
Authority
CA
Canada
Prior art keywords
water
enclosure
reservoir
distillator
feed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000460642A
Other languages
French (fr)
Inventor
Gaetan Lagace
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA000460642A priority Critical patent/CA1214746A/en
Application granted granted Critical
Publication of CA1214746A publication Critical patent/CA1214746A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D3/00Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/02Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in boilers or stills
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D3/00Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/42Regulation; Control
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/02Treatment of water, waste water, or sewage by heating
    • C02F1/04Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/02Treatment of water, waste water, or sewage by heating
    • C02F1/04Treatment of water, waste water, or sewage by heating by distillation or evaporation
    • C02F1/043Details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

Abstract

AN AUTOMATIC WATER DISTILLATOR

ABSTRACT

An automatic water distillator comprising a boiler enclosure having a heating element therein for evaporating water. A water inlet is connected to the enclosure for admitting water therein, and an outlet is provided for removing water vapor therefrom. A filter is associated with the outlet to remove undesired pollutant gases from the vapor. A sensor is located within the enclosure to control the feed of water to the enclosure and the water level therein. A cooling condensor coil is connected to the outlet for condensing the water vapor to produce distilled water in a collecting reservoir which incorporates sensing electrodes therein to control the feed of distilled water thereto.

Description

~2~74~

BACKGROUND OF INVENTION:
(a~ Field of the Invention The present invention relates to an automatic water distilla-tor and more particularl~ to an improved water distillator construction having the capabilities of producing substantially pure distilled water in a minimum amount of time and having an automatic controlled boiler.
(b) Description of Prior Art Various water distillator constructions are known. However, such known distillators have many problems and require frequent maintenance because of their mechanical construction. With most distillators it is necessary to clean the boiler to remove poluttant deposits which collect on floats and in the evaporator pan.
Also, pollutant gases which are found in water will not be removed but simply~ like the water, will be converted to vapor and then recondensed in the distilled water.
The condensors of such devices are also not efficient and ~he process is very slow and uses much energy. Further, the construction of these devices are very bulky and require manual control and supervision to operated.
SUMMARY OF INVENTIO~:
It is a feature of the present invention to provide an entirely automatic water distillator which substantially overcomes all of the above-mentioned disadvantages.
Another feature of the present invention is to provide an automatic water distillator which condenses water vapors quickly, and uses a minimum amount of energy.
Another feature of the present inventlon is to provide an automatic water distillator wherein the distilled water is pure water with substantially all
-2-pollutant gases having been removed from the water vapor pxior to condensation, and which is capable of pumping distilled water to remote locations.
Another feature of the present invention is to provide an automatic water distillator wherein the boiler enclosure is automatically evacuated to prevent the forma-tion of pollutant deposits therein.
Another feature of the present invention is to provide an automatic water distillator which is easy to install and dismantle and which requires very little maintenance and occupies a minimum amount of floor space.
According to the above features, from a broad aspect, the present invention provides an automatic water distillator comprising a boiler enclosure having a heating element therein for evaporating water. A water inlet is connected to the enclosureO Vapor outlet means is provided for removing water vapors from the enclosure. Filter means is associated with the outlet means~ Feed sensing means is provided in the enclosure for controlling the feed of water to the enclosure. A cooling condensor is connected to the outlet for condensing the water vapor to produce distilled water. A collecting reservoir is provided for storing ~he distilled water and incorporates therein level sensing means for controlling the feed of distilled water thereto.
According to a further broad aspect of the present invention there is provided a method for producing distilled water. The method comprises the steps of feeding water to a boiler enclosure and heating the water to produce water vapor. The level of water in the enclosure is controlled and the water vapor is filtered to sub-stantially remove pollutant gases there-from. l'he filtered 7~

vapor is then condensed to produce distilled water which is collected in a reservoir. The level of water in the reservoir is sensed to control the feed thereto.
BRIEF DESCRIPTION OF DRAWINGS:
A preferred embodiment of the present invention will be described with reference to the example thereof illustrated in the accompanying drawings, in which:
FIGURE 1 is a perspective view of the automatic water distillator of the present invention as mounted on a j support frame;
FIGURE 2 is a section view of the automatic water distillator showing the construction thereof;
FIGURE 3 is a schematic view showing the control circuits and its connections, and FIGURE ~ is a perspective view showing the level sensors connected to a reservoir.
DESCRIPTION OF PREFERRED EMBODIMENTS:
Referring now to the drawings there is shown generally at 10 the automatic distillator of the present invention. The distillator comprises a condensor housing 11 which is detachably secured to a main housing 12 by means of latches l3. The main housing 12 is supported on three or more, herein four, vertical legs 14 which are secured at the top end to the bottom wall 15 of the main housing 12 and interconnected by a support frame 16 spaced from the lower end thereof. A collecting reservoir 177 herein a large bottle, is supported on the support frame 16 under the bottom wall 15 of the main housing 12. The distilled water from the condensor housing 11 is directed into the reservoir 17.

As herein shown, the reservoir is provided with a tap 18 adjacent a bottom end thereof to manually remove distilled water from the reservoir. A pump 19 is also provided to automatically pump water from the reservoir 17 to feed remote dispensers (not shown).
Referring now more specifically to ~iguxe 2, there is shown the construction of the water distillator and it comprises a boiler enclosure 20 having mounted adjacent a bottom end 21 therein a resistive heating element 22. Tap water is fed to the boiler enclosure 20 via an electromagnetic valve 23 and an inlet port 24 located adjacent the bottom wall 21. A sensing electrode 25 is secured inside the boiler enclosure 20 and has an electrode tip 26 which senses the level of water 27 in the reservoir 20. r1hen the water level 27' goes below the tip 26 of the electrode 25 the electromagnetic valve 23 is operated whereby to admit a predetermined quantity of water in the reservoir. Tap water is connected to the valve 23 via the hose 28.
The resistive heating element 22 will boil the water in the enclosure 20 to produce water vapor 29 which then ~lows to an outlet port 30 provided in the bottom wall 31 of the condensor housing 11 which form the top wall of the boiler enclosure.
In order to filter out unwanted pollutant gases from the water vapor 29, there is provided a carbon~
activated filter 32 located in the outlet port 30. The outlet 33 of the fil-ter housing is connected to a cooling condensor 34 which is formed by a helical tubular coil 35 constituted by a thermally conductive metal tube having heat sink fins 36 connected to an outer surface thereof to dissipate heat from the outer surface of the metal tube.
A cooling fan 37 and fan motor 38 create a flow of air from the outside of the condensor housing 11 through a plurality of holes 39 formed in the cylindrical side wall 40 of the condensor housing 11, through the coil 35, and out through the perforated top wall 41 of the condensor housingO Thus 100 percent of the air flow passes through the coil 35 to cool the coil thus causing the water vapor flowing therein to condense to form distilled water in a minimum amount of time and occupying a minimum amount of space. As shown, the outlet 33 of the outlet of the filter 32 connects to the uppermost loop of the condensor coil whereby the condensed water will flow downwardly in the coil by gravity and fall within the reservoir 17 into which an outlet tube 42 enters to direct the distilled water.
Referring now additionally to Figures 3 and 49 it can be seen that the reservoir 17 is provided with level sensing means which is comprised of three sensing electrodes located vertically within the reservoir. m e electrode 43 is a common electrode and extends to the bottom of the reservoir. Electrode 44 is the low-level sensing electrode and when the water level within the reservoir goes below the tip 45 of the electrode 44 a signal is sent to control circuit 46 (see Figure 3) which causes the pump 19 to stop whereby to permit the distillator to accumulate distilled water in the reservoir before the pump can be activated again. In order not to overfill the reservoir a third electrode 47 is provided when the water reaches a top level within the reservoir. Also, when the level of water reaches the tip 47 T of electrode 47 the-feed of water to the boiler is stopped thus preventing overflow of distilled water within the reservoir.
~s shown in the schematic diagram of Figure 3 the control circuit 46 controls the entire operation of the water distillator. A switch 48 is connected to the control circuit 46 to place the system into three modes of operation and namely~ an automatic mode, manual mode, and an off/
drain mode. When the switch is in the automatic mode, the entire system operates automatically with precise cycles of operation. A timer circuit 49 is incorporated in the control circuit to provide for precise cycles of operation.
The connection 50 from the boiler feeds the signa~ from the sensing electrode 25 to the control circuit whereby to shutt off the controlled valve 23 to stop the feed of water to the boiler 20. The control valve 23 also has a drain port 51 whereby to automatically evacuate residual water within the reservoir 20 after a predetermined time of operation of the boiler. This prevents pollutant deposits to ~orm at the bottom of the boiler enclosure and on the resistive heating elements 22 which is an "Incaloid"
(registered trademark) element. In order to further protect the resistive heating elements 22 against over-heating, there is provided a reset detector switch 52 on the boiler enclosure 20 and a loop portion 22' of the heating element 22 is placed in contact with the boiler enclosure side wall adjacent this detector to sense the temperature thereof. The detector will feed a signal to the control circuit to stop the operation of the system should -the heating element become too hot. The control of the pump 19 is also effected through the control circuit 46 to which the level sensing electrodes 43, 44 and 47 are connected via the connecting cable 53O

The operation of the automatic water distillator will now briefly be summarized. When the apparatus is switched to the automatic mode, the heating element will boil the water within the reservoir 20 to cause water vapor to escape through an outlet port 30 on the top wall of the boiler. The water vapor is then filtered through a carbon-activated filter where pollutant gases are removed from the water vapors. These filtered water vapors are then to a helical coil of a cooling condensor to condense and form distilled water which is channeled to the reservoir 17 located under the distillator housing 12~ The collected water may then be pumped to remote locations or be extracted by a tap 18 provided in the container. The entire housing as herein constructed is very compact and the particular embodiment herein may be stored over a 12-inch surface area.
To operate the system manually, it is placed to the ON (manual) mode. After sufficient distilled water is accumu~ated the system is switched to the OFF/DRAIN modeO
to evacuate the boiler enclosure and shut off the system.
It is within the ambit of the present invention to cover any obvious modifications thereof, provided such moaifications fall within the scope of the appended claims.

Claims (16)

The embodiments of the invention in which an exclusive property or privilege is claimed are defined as follows:-
1. An automatic water distillator comprising a boiler enclosure having a heating element therein for evaporating water, a water inlet connected to said enclosure, vapor outlet means for removing water vapor from said enclosure, filter means associated with said outlet means, feed sensing means in said enclosure for controlling the feed of water to said enclosure, a cooling condensor connected to said outlet for condensing said water vapor to produce distilled water, a collecting reservoir for storing said distilled water, and level sensing means in said reservoir for controlling the feed of distilled water thereto.
2. An automatic water distillator as claimed in claim 1 wherein there is further provided a controlled valve connected to said water inlet, said valve having a feed port and a drain port, and a control circuit for controlling the feed of water to said boiler enclosure via said feed port upon receipt of a command signal by said feed sensing means, said control circuit also evacuating water from said boiler enclosure through said water inlet and drain port upon receipt of a further command signal by said level sensing means.
3. An automatic water distillator as claimed in claim 2 wherein there is further provided switch means connected to said control circuit to condition same to a desired mode of operation, and a timer connected to said control circuit, said control circuit controlling the time of operation of said feed and evacuation of said water to said boiler enclosure.
4. An automatic water distillator as claimed in claim 3 wherein said heating element is a resistive heating element disposed adjacent a bottom wall of said boiler enclosure, said feed sensing means being a conductive sensing electrode disposed in said boiler enclosure for detecting the presence of a water level in said enclosure and providing a command signal when the water level in said boiler enclosure falls below a tip of said electrode, said tip being located above said heating element.
5. An automatic water distillator as claimed in claim 3 wherein said level sensing means is comprised by three sensing electrodes located vertically within said reservoir, one of said electrodes being a common electrode and the other two being respectively a low level sensing electrode and a high level sensing electrode, said electrodes being connected to said control circuit which controls the operation of the water distillator.
6. An automatic water distillator as claimed in claim 5 wherein there is further provided a pump to pump water from said reservoir, said low level and high level electrodes providing signals for said control circuit to control the operation of said pump.
7. An automatic water distillator as claimed in claim 3 wherein said cooling condensor is a helical tubular coil forming a cooling cylinder, said coil being a thermally conductive metal tube having a heat sink material on an outer surface thereof, a cooling fan inside said cylinder to create a flow of ambient air entirely through said coil condense said water vapor therein.
8. An automatic water distillator as claimed in claim 7 wherein said condensor is located in an enclosed condensor housing, said condensor housing having a perforated cylindrical side wall and a perforated top wall, said water vapor being connected to an inlet of said helical coil located at an uppermost loop of said coil whereby, as said water vapor condenses into water, the water will flow downwardly in said coil by gravity and fall in said reservoir.
9. An automatic water distillator as claimed in claim 1 or 8 wherein said filter means is a carbon-activated filter for substantially removing all pollutant gases from said water vapor before they enter said cooling condensor.
10. An automatic water distillator as claimed in claim 8 wherein said condensor housing is formed in a top detachable portion of a main housing and has a bottom wall disposed over an open top end of said boiler enclosure, a large outlet opening in said bottom wall and constituting said outlet means having a carbon activated filter therein;
said condensor housing when removed from said main housing providing access to said boiler enclosure, said control circuit and valve means being secured under said boiler enclosure.
11. An automatic water distillator as claimed in claim 10 wherein said main housing is supported on at least three legs, a reservoir support frame secured to said legs spaced from a bottom end thereof for supporting said reservoir thereon.
12. An automatic water distillator as claimed in claim 11 wherein said reservoir is provided with a manual tap in a lower end thereof for removing distilled water from said reservoir.
13. An automatic water distillator as claimed in claim 11 wherein said reservoir is provided with an outlet connected to a water pump for removing distilled water therefrom by the operation of said pump, said level sensing means prevent-ing the operation of said pump when water in said reservoir falls below a low level sensor in said reservoir.
14. An automatic water distillator as claimed in claim 3 wherein where is further provided a manually operated switch to operate said controlled valve to evacuate said boiler enclosure, said valve being an electromagnetic valve.
15. A method for producing distilled water comprising the steps of:
(i) feeding water to a boiler enclosure;
(ii) heating said water in said enclosure to produce water vapor, (iii) controlling the level of water in said enclosure;
(iv) filtering said water vapor to substantially remove pollutant gases therefrom;
(v) condensing said filtered vapor to produce distilled water;

(vi) collecting said distilled water in a reservoir; and (vii) sensing the level of distilled water in said reservoir to control the feed thereto.
16. A method as claimed in claim 15 wherein there is further provided in step (i) the steps of:
(a) feeding water for a predetermined time at predetermined time intervals; and (b) evacuating said boiler enclosure.
CA000460642A 1984-08-09 1984-08-09 Automatic water distillator Expired CA1214746A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000460642A CA1214746A (en) 1984-08-09 1984-08-09 Automatic water distillator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000460642A CA1214746A (en) 1984-08-09 1984-08-09 Automatic water distillator

Publications (1)

Publication Number Publication Date
CA1214746A true CA1214746A (en) 1986-12-02

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ID=4128495

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000460642A Expired CA1214746A (en) 1984-08-09 1984-08-09 Automatic water distillator

Country Status (1)

Country Link
CA (1) CA1214746A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0320804A2 (en) * 1987-12-17 1989-06-21 Dov Z. Glucksman Water distilling apparatus
WO1993025478A1 (en) * 1992-06-16 1993-12-23 Bruno Pirone Process and apparatus for the production, particularly domestic production, of beverages
CN106006805A (en) * 2016-07-18 2016-10-12 广东佳明电器有限公司 Improvement structure of distilled water machine
WO2020240215A1 (en) * 2019-05-28 2020-12-03 Nikolaos Tsagkas Arrangement (device) for conversion of water contaminated with harmful elements into certified ecological, healthy water with natural cleaning of water without filters
CN112254503A (en) * 2020-10-16 2021-01-22 安徽沃园生物科技有限公司 Rapid cooling device used after organic fertilizer granulation by breeding waste
CN115321731A (en) * 2022-07-22 2022-11-11 广州市心德实业有限公司 Evaporation type sewage treatment device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0320804A2 (en) * 1987-12-17 1989-06-21 Dov Z. Glucksman Water distilling apparatus
EP0320804A3 (en) * 1987-12-17 1989-11-15 Dov Z. Glucksman Water distilling apparatus
WO1993025478A1 (en) * 1992-06-16 1993-12-23 Bruno Pirone Process and apparatus for the production, particularly domestic production, of beverages
US5720856A (en) * 1992-06-16 1998-02-24 Pirone; Bruno Process and apparatus for the production, particularly domestic production, of beverages
CN106006805A (en) * 2016-07-18 2016-10-12 广东佳明电器有限公司 Improvement structure of distilled water machine
WO2020240215A1 (en) * 2019-05-28 2020-12-03 Nikolaos Tsagkas Arrangement (device) for conversion of water contaminated with harmful elements into certified ecological, healthy water with natural cleaning of water without filters
US20220112099A1 (en) * 2019-05-28 2022-04-14 Nikolaos TSAGKAS Arrangement (device) for conversion of water contaminated with harmful elements into certified ecological, healthy water with natural cleaning of water without filters
CN112254503A (en) * 2020-10-16 2021-01-22 安徽沃园生物科技有限公司 Rapid cooling device used after organic fertilizer granulation by breeding waste
CN112254503B (en) * 2020-10-16 2022-11-22 安徽沃园生物科技有限公司 Rapid cooling device used after granulation of organic fertilizer prepared from breeding wastes
CN115321731A (en) * 2022-07-22 2022-11-11 广州市心德实业有限公司 Evaporation type sewage treatment device
CN115321731B (en) * 2022-07-22 2023-09-01 广州市心德实业有限公司 Evaporation type sewage treatment device

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