KR100904538B1 - Apparatus and method for supplying water on unit chair of dental clinic - Google Patents

Abstract

The present invention relates to a water supply device and method of a dental unit chair, the water supply device of the dental unit chair of the present invention is to filter the sediment filter and membrane filter so that the chlorine component contained in the tap water is not filtered A filtration unit formed of a dog; A water tank for storing the purified water having the chlorine component passing through the filtration unit, and filling the purified water in the tank to block inflow and contact of air; A discharge lamp fixedly disposed in the water tank and simultaneously generating ultraviolet and ozone-producing wavelengths and inducing the generation of OH radicals and hypochlorous acid, which are sterilizing and disinfecting in the water tank; Characterized in that the first pump is installed on the transfer pipe to be supplied to the supply unit sterilized dental water in the water tank.

In addition, the water supply method of the dental unit chair of the present invention comprises the first step of filtering the tap water to filtration so that the chlorine component contained in the tap water remains in the purified water; A second step of filling the inside of the water tank with purified water containing the chlorine component filtered in the first step so as to block contact with air; When the operation of the second step is completed, the chlorine component simultaneously with the generation of OH radicals which induce the self-decomposition of ozone and reaction with water molecules in the water tank by using the discharge lamp which generates ultraviolet wavelength and ozone generating wavelength at the same time. And a third step of producing dental water by sterilizing and disinfecting purified water through the generation of hypochlorous acid, which induced reaction with water molecules. And a fourth step of transferring and supplying the dental water sterilized and disinfected by the third step to the unit chair.

The present invention prevents contact with air and water, thereby preventing contamination of dental water by air, and can increase sterilization efficiency and maximize sterilization power, as well as supply the most stable sterilized dental water. As it can supply clean dental water, it can prevent the contamination of dental water supplied to the dental unit chair, block the formation of biofilm in the transfer pipe, and it is clean and hygienic that does not harm the oral care of patients. It can supply harmless dental water.

Dental, unit chair, water supply, dental water, sterilization / disinfection / decomposition, OH radical, hypochlorous acid, air contact blocking

Description

Water supply device and method for dental unit chair {APPARATUS AND METHOD FOR SUPPLYING WATER ON UNIT CHAIR OF DENTAL CLINIC}

The present invention relates to an apparatus and a method for supplying dental water to a dental unit chair, and more particularly, to increase the sterilization efficiency of the dental water as well as to maximize the sterilization power and to supply harmless dental water. It relates to a water supply device and a method of dental unit chair.

In general, a dental unit chair (unit chair) is a device for dental care, is provided with a dental medical instruments such as handpieces, as well as a dental treatment aids such as a chair and a batting table, auto cups.

The water supplied to the dental unit chair is used to cool the heat generated from the handpiece and to remove powder and debris generated when grinding teeth, etc., and is supplied to the batting table or auto cup and used for brushing the oral cavity. .

Therefore, since the water supplied to the dental unit chair is in direct contact with the wound and treatment areas of the oral cavity, hygiene and cleanliness should be a priority.

Conventionally, the water supplied to the dental unit chair is not directly used tap water for reasons of hygiene and cleanliness, but purified water using a water purifier is used as dental water.

Looking at the configuration of the water purifier for the purified water of tap water in general, it is provided with a filtration device consisting of four to five filters, a sediment filter, the first carbon filter, the second carbon filter and a membrane (membrane) The filter is installed in stages.

At this time, the sediment filter removes sediment residue, residue and rust in tap water, the first carbon filter removes residual chlorine or volatile substances in tap water, and the second carbon filter removes microbial propagation or odor, Filters are used to remove ionic substances such as heavy metals and bacteria.

The filtered purified water is stored in a water storage tank for use as dental water, and is transferred through a transfer pipe connected to an outlet of the water storage tank and supplied to the dental care device and / or dental care aid of the dental unit chair.

At this time, in the prior art, by supplying compressed air through a compressor into the water storage tank, the dental water discharged to the conveying pipe is supplied to the unit chair by supplying the supply pressure.

In addition, the ozone generator is installed in the water storage tank to sterilize by supplying ozone to the dental water.

However, the water (dental water) supply system of the dental unit chair according to the prior art has a problem in the sterilization of the dental water by contact with the air supplied by the compressed air to give the supply pressure and the water supplied to the unit chair. There was a problem that caused, there was a problem that the dental water in the water storage tank is contaminated from bacteria or bacteria in the air by the contact with the air and the biofilm can be formed in the transport pipe, such a biofilm The formation of can cause contamination of the unit chair or handpiece, causing bacterial infection of the patient or dentist.

In addition, conventionally, ozone sterilization of dental water stored in a water tank using an ozone generator is performed. This may cause harmful substances to patients since residual substances such as toxic or nitrogen oxides may be generated when ozone is generated. Is holding.

The present invention has been made in order to solve the above-mentioned problems, the chlorine component contained in the tap water is filtered so as not to be filtered to be used for sterilization in the water tank in the future to generate OH radicals in the water tank to the water tank It allows sterilization and disinfection of stored dental water, and prevents contact with air and water to block the contamination, thereby increasing the sterilization efficiency of dental water and maximizing sterilization power. It is an object of the present invention to provide a water supply device and method for a dental unit chair to prevent secondary infection due to water.

That is, the present invention is to prevent the contamination of the dental water, to block the formation of the biofilm and to provide a harmless dental water that does not harm the mouth brushing of the patient.

The present invention provides a device for supplying water to the unit chair which is a dental medical device,

A filtration unit formed of two sediment filters and two membrane filters to purify the tap water but not filter chlorine contained in the tap water; A water tank for storing the purified water having the chlorine component passing through the filtration unit, and filling the purified water in the tank to block inflow and contact of air; A discharge lamp fixedly disposed in the water tank and simultaneously generating ultraviolet and ozone-producing wavelengths and inducing the generation of OH radicals and hypochlorous acid, which are sterilizing and disinfecting in the water tank; Characterized in that the water supply device of the dental unit chair is provided with a first pump is installed on the transfer pipe to supply the sterilized dental water in the water tank in the unit chair.

In addition, the present invention is a method for supplying water to the unit chair which is a dental medical device,

Filtering the tap water to purify the first step of filtration treatment so that the chlorine component contained in the tap water remains in the purified water; A second step of filling the inside of the water tank with purified water containing the chlorine component filtered in the first step so as to block contact with air; When the operation of the second step is completed, the chlorine component simultaneously with the generation of OH radicals that induce the self-decomposition of ozone and reaction with water molecules in the water tank by using the discharge lamp which generates ultraviolet wavelength and ozone generating wavelength at the same time. And a third step of producing dental water by sterilizing and disinfecting purified water through the generation of hypochlorous acid, which induced reaction with water molecules. Characterized in that the water supply method of the dental unit chair comprising a fourth step of transporting and supplying the dental water sterilized and sterilized by the third step to the unit chair.

The present invention is used in the production of hypochlorous acid sterilizing in the water tank without filtering the chlorine component contained in the tap water and stored in the water tank by producing an OH radical having strong sterilizing power in the water tank. Sterilize and disinfect the purified water to make clean dental water and supply it to the dental unit chair. It prevents contact with air and water, thus preventing contamination by air, increasing sterilization efficiency and maximizing sterilization power. Of course, the most stable sterilized dental water can be supplied.

In addition, the present invention can prevent the contamination of the dental water supplied to the dental unit chair according to the supply of clean dental water, can block the formation of the biofilm in the transfer pipe, it is not harmful to the mouth brushing of the patient Can provide clean, hygienic and harmless dental water.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

As shown in FIG. 1, the water supply device 100 of the dental unit chair according to the embodiment of the present invention purifies tap water, but the sediment filter 111 and the membrane filter 112 so that the chlorine component contained in the tap water is not filtered. 2) a filter unit 110 formed of two, and a water tank 120 to store the purified water having a chlorine component passing through the filter unit 110 to fill the purified water in the tank to block the inflow and contact of air; And a discharge lamp 130 fixedly disposed in the water tank 120 to generate ultraviolet and ozone generating wavelengths at the same time and inducing the generation of OH radicals and hypochlorous acid, which are sterilizing and disinfecting in the water tank 120. The first pump 142 is installed on the transfer pipe 141 to transfer and supply the dental water sterilized in the water tank 120 to the unit chair 1.

At this time, it is preferable that the stirrer 150 is installed at a position close to the water tank 120 on the transfer pipe 141 in which the first pump 142 is installed. This is to prevent the influence of ozone to the unit chair (1) by diluting through the agitation when ozone is mixed in the dental water flowing out into the transfer pipe 141 in the water tank 120, and harmless to the patient To do this.

The filtration unit 110 is preferably configured to install the second pump 113 on the connection pipe connecting the sediment filter 111 and the membrane filter 112 so that the filtration treatment can be performed smoothly. Do.

The discharge lamp 130 uses a well-known discharge lamp such as a plasma ultraviolet lamp that generates the ultraviolet wavelength (253.7nm) and ozone generating wavelength (184.9nm) at the same time, as shown in the external from the power variable power supply 131 It is installed to receive power through the power supply terminal 130a.

The discharge lamp 130 is fixed to the interior of the water tank 120, as shown in the water tank 120 is inserted into the external power supply terminal 130a is configured to contact the water in the water tank 120 It is preferable to install so that the underwater discharge effect can be generated.

Referring to the operation and water supply method of the water supply device 100 of the dental unit chair according to the present invention having such a configuration as follows.

The tap water sent to the filtration unit 110 through the water valve 2 is filtered while passing through the sediment filter 111 and the membrane filter 112 in order to be purified and sent to the water tank 120.

At this time, the purified water made by passing through the filter unit 110, by removing the first carbon filter and the second carbon filter in the concept of the existing filtration device is left in the purified water without adsorption of chlorine components contained in the tap water.

The purified water containing chlorine is filled in the water tank 120 so that contact with air is blocked.

In the water tank 120 filled with chlorine-containing purified water, ozone (O ₃ ) is generated by the operation of the discharge lamp 130 which simultaneously generates an ultraviolet wavelength and an ozone generating wavelength, as shown in the following [Scheme 1]. Absorption of ultraviolet rays (UV) starts self-decomposition and reacts with water molecules in the water tank 120 to generate OH radicals that exhibit strong sterilization and disinfection.

Scheme 1

O ₃ + UV → O + O ₂

_{O · + H 2 O → 2OH} ·

Accordingly, the OH radicals generated in the water tank 120 sterilize and disinfect various bacteria or bacteria in the purified water with strong oxidation power of sterilization, disinfection and decomposition without leaving toxic or residual substances compared to the use of the existing ozone generator. Done.

In addition, the OH radicals generated by the operation of the discharge lamp 130 in the water tank 120, as shown in the following [Reaction Scheme 2], after the sterilization action is returned to the water again to have harmless to the human body do.

Scheme 2

2OH → H ₂ O + 1/2 (O ₂ ) + 2e-

Furthermore, the chlorine component, which is allowed to be contained in purified water without filtration, is an anion present in the tap water, and the water is electrolyzed into oxygen molecules and hydrogen molecules by electric energy flowing into the water tank 120 by the discharge lamp 130. It reacts with the molecule as shown in Scheme 3 below.
That is, when power is supplied to the discharge lamp 130 introduced into the water tank 120, the positive voltage and (-) to the external power supply terminal 130a of the discharge lamp 130 installed in the water tank 120 in the water. The electrical energy of the voltage is transmitted, and as a result, chlorine ions and water molecules react as the electrolysis is performed by underwater discharge in the water tank 120 to generate ClO ⁻ and 2H ⁺ .

Scheme 3

_{^{Cl - + H 2 O → ClO}} - + 2H + + 2e-

Then, hypochlorous acid (HClO) is produced by reacting ClO molecules and 2H molecules generated by the reaction of the chlorine component and the water molecules electrolyzed by the underwater discharge by the supply power supplied to the discharge lamp 130. Hypochlorous acid is sterilized in the water tank 120.

As described above, the water tank 120 in the water tank 120 as the reaction of the chlorine component contained in the purified water and the OH radicals are generated by the operation of the power supply and discharge lamp 130 to the discharge lamp 130 side. In addition to disinfecting and disinfecting purified water, organic materials are decomposed and deodorized to make clean dental water.

Dental water reprocessed in the water tank 120 and sterilized and disinfected is supplied to the dental unit chair 1 through the transfer pipe 141 by the operation of the first pump 142, to the dental care and brushing Used.

At this time, the dental water is supplied to the transfer pipe 141 from the water tank 120 by the operation of the first pump 142 is passed through the stirrer 150, the stirrer 150 is ozone to the dental water It is operated in case it is mixed, and it is diluted through stirring.

Therefore, the present invention sterilizes and disinfects purified water in the most stable manner through reprocessing in the water tank 120 to make clean dental water, and then supplies the clean dental water to the unit chair 1 so that the transfer pipe There is no contamination in the 141 and it is possible to block the formation of the biofilm that can be formed by the contamination of the dental water in the transfer pipe 141.

1 is a block diagram showing a water supply device for a dental unit chair according to the present invention.

Explanation of symbols on the main parts of the drawings

110: filtration unit 120: water tank

130: discharge lamp 141: transfer piping

142: first pump 150: agitator

Claims (4)

In the device for supplying water to the unit chair (1) which is a dental medical device, A filtration unit 110 formed of two sediment filters 111 and two membrane filters 112 so as to purify tap water but not filter chlorine contained in the tap water; A water tank 120 for storing the purified water having the chlorine component passed through the filtration unit 110 and filling the purified water in the tank to block inflow and contact of air; The discharge lamp 130 is placed in the water tank 120 and fixedly disposed and simultaneously generates ultraviolet and ozone generating wavelengths and induces the generation of OH radicals and hypochlorous acid, which act as sterilization in the water tank 120. Wow; Dental unit chair is characterized in that the first pump 142 is provided on the transfer pipe 141 to be supplied to supply the sterilized dental water in the water tank 120 to the unit chair (1) Water supply. According to claim 1, wherein the first pump (142) on the transfer pipe 141, the water supply apparatus for a dental unit chair, characterized in that the stirrer (150) is installed in a position close to the water tank (120). In the method for supplying water to the unit chair which is a dental medical device, Filtering the tap water to purify the first step of filtration treatment so that the chlorine component contained in the tap water remains in the purified water; A second step of filling the inside of the water tank with purified water containing the chlorine component filtered in the first step so as to block contact with air; When the operation of the second step is completed, by generating a discharge lamp that generates the ultraviolet wavelength and ozone generating wavelength at the same time in the water tank to generate the OH radicals that induce the autolysis of ozone and reaction with water molecules in the water tank. And a third step of disinfecting the purified water to generate dental water through the generation of hypochlorous acid, which induces a reaction with a chlorine component and a water molecule. And a fourth step of transferring and supplying the dental water sterilized and disinfected by the third step to the unit chair. 4. The water supply method of claim 3, wherein the dental water transferred to the unit chair is supplied after being stirred through a stirrer.

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