JP3095339U - Water circulation treatment system - Google Patents

Abstract

(57) [Summary] [Problem] Applicable under various use conditions, including filtration,
Provided is a simple and compact water circulation treatment system equipped with a deodorizing / degreasing device, capable of efficiently treating hot or cold water in a bathtub or the like, and capable of completely disinfecting Legionella bacteria. The hot water from 50 was drawn out by the pump 10, and the filtering device 20, the deodorizing / degreasing device 30, and the ultraviolet sterilizing device 40 were connected to be integrated compactly. Hot water outlet 52 from bathtub 50 and bathtub 5
The hot water supply port 51 to 0 was provided to the full width across the front surfaces of the opposite ends of the bathtub 50 so as to prevent dead water.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

  The present invention relates to a water circulation treatment system, and more specifically, for example, water in a bathtub or the like. Compact system that filters, deodorizes, sterilizes and circulates hot water or cold water. Regarding the system.

[0002]

[Prior art]

  A device that circulates hot water in the bath to sterilize Legionella bacteria etc. in the hot water is known. ing.

[0003]   For example, a circulation pump that circulates the bath water, a heater that heats the bath water, and a bath water In a bath water circulation device equipped with a purification filter for cleaning the Equipped with a pipe, switching the flow control valve and the bath water after passing the sterilization lamp to the bath or discharge side Three-way valve, an addition tank for adding an additive to clean the protective tube, and a sterilization unit There is a device provided with a rotating body for stirring the inside and a motor (see, for example, Patent Document 1). Teru. ). This device is a technology whose main purpose is to clean the protective tube of the germicidal lamp. Note that The purification filter is provided on the downstream side of the sterilization lamp.

[0004]   In addition, the warm water taken out from the bathtub is treated with a biological purification device, a heating device and an ultraviolet sterilizer. The first circulation path that is processed at the storage and returned to the bathtub and the hot water taken out from the bathtub A system that alternately performs the second hot water circulation path that is processed by the electrolytic sterilizer and returned to the bath. System (see, for example, Patent Document 2). This system charges chlorine-containing substances. Electrolytic sterilizer that disintegrates to give sterilizing power and a biological purifier are installed in parallel, Bacteria and Legionella bacteria are processed by different systems, but they are not equipped with electrolytic sterilizer and raw If a substance purification device is installed in series, microorganisms will be killed by chlorine and the biological purification device will be purified. Loss of capacity, so to prevent this, install them in parallel and use them alternately. This is a complicated system.

Further, an ultraviolet ray sterilizer is provided in the circulation path of the bath water in the bathtub, and in the 24-hour circulation bathtub system, the irradiation dose Rw at the end of use of the ultraviolet lamp is 13 ≦ Rw ≦ 15 mW · sec / cm. There are ^two (for example, refer to Patent Document 3). This system is a 24-hour circulating bath system, and the power consumption of the ultraviolet lamp has been wide range of 10 to 10 ⁵ μW · s / cm ^{2 in} the past. It is a performance enhancement. Whether it exerts a sufficient bactericidal effect when applied under various different conditions is a problem.

[0006]   Furthermore, the UV intensity on the inner surface of the sterilizing water pipe was about 35 mWsec / cm2. Then, at a flow rate of 10 cm / sec, once hot water passes through the sterilizing water pipe, There is also a technology that kills 99.9% of Legionella bacteria. (For example, patent documents See 4. ).

[0007]

[Patent Document 1]         JP-A-10-128317 (pages 2-5, FIG. 2)

[Patent Document 2]         Japanese Patent Laid-Open No. 2001-232395 (page 2-6, FIG. 1)

[Patent Document 3]         Japanese Patent Laid-Open No. 2000-210217 (pages 2-4, FIG. 1)

[Patent Document 4]         Japanese Unexamined Patent Publication No. 10-244257 (page 2-8, FIG. 1)

[0008]

[Problems to be solved by the device]

  The present invention can be applied under various usage conditions and is equipped with a filtering, deodorizing and degreasing device. Efficiently treat hot or cold water such as bath water to completely sterilize Legionella bacteria. The purpose is to provide a simple and compact water circulation treatment system that can It is something.

[0009]

[Means for Solving the Problems]   The present invention has been made to solve the above problems, and the following technical measures are taken. It is a water circulation treatment system characterized by that. That is, the present invention applies to the water in the storage tank. Connect the extraction device, filtration device, deodorizing / degreasing device, and ultraviolet sterilization device to make them compact. It is a water circulation treatment system characterized by being integrated into

[0010]   The device of the present invention is used for treating water in bathrooms such as nursing homes and hospitals, or for various types of equipment. It can be used as a water purification device such as a biological rearing tank.

[0011]   According to the present invention, the storage tank is a water storage tank or the like, and the treated water is supplied to the used device. Alternatively, the storage tank may be a bathtub. In this case, the water from the bath The outlet and the supply port to the bathtub are perforated at the opposite ends of the bathtub. If it is formed from piping, the water in the bath will flow evenly over the entire cross section without causing uneven flow. Efficient treatment can be performed because there is no part that remains in the bathtub and becomes dead water. It is possible and preferable.

[0012]   In addition, this water circulation system is equipped with an aeration system equipped with perforated pipes for jetting the treated water. If the device is added to the downstream, further cleaning and efficiency can be achieved. This aeration equipment A dedicated aeration tank may be provided for the storage, and the supply port to the bathtub may be dropped from the air. The aeration function may also be used.

[0013]   Also, the water circulation system of the present invention can treat hot water or cold water. Further, it is optional to use a heating device together with this system.

[0014]

[Embodiment of device]

The water circulation treatment system of the present invention comprises a device for extracting water from a storage tank, a filtering device, a deodorizing / degreasing device, and an ultraviolet sterilizing device, which are connected in this order, compactly integrated, and housed in a case. The device for extracting water is composed of a water outlet attached to a storage tank and a circulation pump, and the circulation pump circulates and processes the water through the water circulation treatment system of the present invention. In one example, this device is integrally stored in a case with a width of about 1 m x height of about 1 m x depth of about 05 m, which is made of stainless steel and has a processing capacity of about 2 m ³ / h and a power supply. Equipment, condition setting equipment, control equipment, measuring equipment, etc. are attached.

[0015]   An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 shows an embodiment of the present invention. It is a flow sheet which shows the whole process including the water circulation processing system 1.

[0016]   The water circulation treatment system 1 of the present invention includes a circulation pump 10, a filtration device 20, a deodorizing / deodorizing device. The grease device 30 and the UV sterilizer 40 are sequentially connected and stored compactly in the case. There is. The whole process using this water circulation treatment system 1 collects the water to be treated. It has a storage tank 50. The storage tank 50 may be a bath. Also, the water cycle An aeration device 60, a heating device 70, etc. are provided between the ring treatment system 1 and the storage tank 50. May be. Also, when the storage tank 50 is a bathtub, the heating device circulates and heats the bathwater. The device may be.

[0017]   The circulation pump 10 is provided in a storage tank 50 (for example, a bath) that stores hot water or cold water. Water is sucked up from the water outlet 52 and supplied to the filtering device 20 through the pipe 11. The drainage outlet 52 was distributed widely in the water near one side wall of the storage tank 50. A large number of holes are opened so that the water in the storage tank 50 is sucked uniformly. This drain In the vicinity of the side wall on the opposite side of the storage tank 50 facing the side wall where the outlet 52 is arranged, In the storage tank 50, the supply ports 51 are provided so as to distribute and fill the width of the side wall. Of the water flows uniformly over the cross section of the storage tank 50 as shown by the arrow 53. To do so. By doing so, there is no portion where water accumulates in the storage tank 50. Since it does not generate so-called dead water, efficient water treatment can be performed.

[0018]   The water sent from the circulation pump 10 through the pipe 11 enters the filtering device 20 from the inlet 22. Supplied. The filter device 20 is a bag filter type filter device, and The filter removes fine solids with a size of 25 μm or more and suspended solids with high viscosity. To be left. For example, dirt, hair, contaminants, etc. are collected by the bag. The bag is For example, a filter cloth made of cotton or polypropylene is used. The bag is It can be removed from the casing, washed, and used repeatedly. Filtration device 2 0 top lid can be removed and taken out together with the bag holding frame for easy replacement It This bag can be washed by hand.

[0019]   The treated water discharged from the outlet 23 of the filtration device 20 passes through the pipe 21 for deodorization and deodorization. It is sent to the oil device 30. The deodorizing and degreasing device 30 is a carbon filter cartridge It is a bag type and has a built-in container filled with coconut shell activated carbon etc. Remove the deposit. Here, fine particles are collected by filtration, odorous components are removed by adsorption, chromaticity pollutants Adsorption removal and oil recovery. Here is a replacement cartridge cartridge with activated carbon. Using a filter, fine particles of 5 μm or more are completely removed. Therefore, the next stage UV The lamp of the line sterilizer 40 is not contaminated.

[0020]   The treated water discharged from the deodorizing / degreasing device 30 is sent to the ultraviolet sterilizer 40 through the pipe 31. Be done. Ultraviolet (UV) sterilizers are a large number of bacteria that continue to grow in water. Sterilize in a short time. This sterilizer can achieve sufficient effects with the chlorine-based sterilization method. Effectively kills no bacteria.

The ultraviolet irradiation device uses a long-life powerful lamp having an output of 36 mWs / cm ³ or more and a life of 8000 hours or more. Ultraviolet rays have a large sterilizing ability when the water temperature is high. When the water temperature is 5 ° or lower, the sterilizing ability is lowered, so that it is necessary to double the irradiation dose. The device of the present invention may include a control device that measures the water temperature and controls the irradiation amount according to the measured value.

According to WHO's announcement, it is said that Legionella bacteria die with ultraviolet rays having an intensity of 5.5 to 3.5 mWs / cm ² . Escherichia coli, Staphylococcus aureus and other various viruses can be completely harmlessized by the ultraviolet irradiation device of the present invention. On the other hand, chlorine evaporates in warm water of 20 ° or more and has no sterilizing ability in 25 ° or more. The ultraviolet irradiation device of the present invention has a strong irradiation power of the ultraviolet lamp, and has a long lamp life and is economical.

[0023]   The hot water or cold water irradiated with strong ultraviolet rays is completely sterilized and passed through the pipe 41. , Supplied to the storage tank 50. Desired through heating device 70 before feeding to reservoir 50 Up to the above temperature, adding new water, and other normal operations are free. is there. In addition, an aeration device 60 is provided in the downstream of this device for aeration so that oxygen is sufficiently absorbed. The water obtained in step 1 can be circulated as hot water or cold water. The storage tank 50 is a bathtub. And has an aeration function by dropping in the air from the supply port to supply the gas. Supply method is also recommended.

[0024]

[Effect of device]

  Since the water circulation treatment system of the present invention is configured as described above, filtration and deodorization are performed. ・ Equipped with a degreasing device and an ultraviolet sterilizer in series in sequence, and efficiently use hot or cold water in bathtubs It can be treated well to completely sterilize Legionella bacteria and the like. In addition, various uses It can be applied under the usage conditions, is simple and compact, and is easy to handle. It is easy to replace the filter, etc., and maintain and inspect it.

[Brief description of drawings]

FIG. 1 is a flow sheet of an example.

[Explanation of symbols]

1 Water circulation treatment system 10 Circulation pump 11 piping 20 Filtration device 21 piping 22 entrance 23 exit 30 Deodorizing and degreasing equipment 31 plumbing 40 UV sterilizer 41 plumbing 50 storage tanks 51 Water supply port 52 Drainage outlet 53 arrow 60 Aeration device 70 Heating device

─────────────────────────────────────────────────── ─── Continued Front Page (51) Int.Cl. ⁷ Identification Code FI C02F 1/00 C02F 1/00 L 1/28 1/28 1/32 1/32

Claims (3)

[Scope of utility model registration request] 1. A water circulation treatment system characterized in that a water withdrawing device for a storage tank, a filtering device, a deodorizing / degreasing device, and an ultraviolet sterilizing device are connected in a compact form. 2. The storage tank is a bathtub, and the hot water outlet and the hot water supply port to the bathtub are perforated pipes provided at the opposite ends of the bathtub so as to fill the width.
Water circulation treatment system described. 3. The water circulation treatment system according to claim 1 or 2, wherein an aerator equipped with a perforated pipe through which the treated water is jetted down is added to the downstream of the ultraviolet sterilizer.