CN211999282U - Nontoxic high-efficient quality of water disinfection purifier - Google Patents

Abstract

The utility model discloses a nontoxic high-efficiency water quality disinfection and purification device, which comprises a water purification tank, a circulating water pump, a precision filter and a strong ultraviolet irradiation device which are connected in sequence through pipelines, wherein the water outlet end of the strong ultraviolet irradiation device is connected with the water purification tank through a pipeline to form a circulating water path; the pipeline joint before circulating water pump and precision filter is connected with ozone generator through a node pipeline, the produced ozone of ozone generator passes through the pipeline and enters into water supply pipeline, is provided with the check valve on its node pipeline. The utility model discloses a purifier not only passes through ozone disinfection, UV ultraviolet lamp sterilization, still filters through multi-stage filter, makes the hydroenergy in the water purification case keep clean state for a long time.

Description

Nontoxic high-efficient quality of water disinfection purifier

Technical Field

The utility model relates to a water treatment facilities, specific saying so relates to a nontoxic high-efficient quality of water disinfection purifier.

Background

At present, water purification equipment generally uses multi-stage filters, which include an activated carbon cartridge filter, a PP cotton filter, an ultrafiltration filter and a reverse osmosis filter.

As shown in the chinese patent No. (ZL201410354456.8), publication No. CN104086013A, a household multi-stage filtration water purifier includes a PP cotton filter element, a water inlet is provided on the PP cotton filter element, the PP cotton filter element is connected to a booster pump, the booster pump is connected to a granular activated carbon filter, the granular activated carbon filter is connected to a compressed activated carbon filter, the compressed activated carbon filter is connected to a reverse osmosis membrane filter, the reverse osmosis membrane filter is respectively provided with a purified water outlet and a wastewater outlet, the purified water outlet of a wastewater solenoid valve is connected to a high-pressure switch, the high-pressure switch is respectively connected to the input ends of a pressure barrel and a post-positioned activated carbon filter, the output end of the post-positioned activated carbon filter is connected to the input end of a post-positioned replaceable filter element, and; the pipeline between the filter with the rear replaceable filter element and the pure water tap is connected with a water storage bag.

For another example, chinese patent (ZL201010617278.5), whose publication number is CN102107954B, includes a quartz sand filter, an activated carbon filter, a silicon-phosphorus crystal filter, a precision filter, an ultrafiltration filter and a water tank, in which a raw water inlet sequentially passes through a raw water pump and a water inlet check valve, enters the quartz sand filter, and then sequentially passes through the activated carbon filter, the silicon-phosphorus crystal filter, the precision filter and an ultrafiltration filter, and enters the water tank. According to the structure of the patent, the connection of each filter is carried out through the water pipe, the filters are arranged in the box body, the pipeline connection is complicated, the number of processes is large, the connection is time-consuming, and more manpower is needed for completing the assembly.

Traditional water purification unit has a big shortcoming still, and the filter core has been used for a long time and has need be changed, when dismantling and installing the filter core, need use dedicated extracting tool to dismantle, and few someone in the family can reserve this kind of specialized tool, and this filter core that just causes a lot of domestic water purification unit is changed, need inform the maintenance master to change the filter core.

Traditional filter element group spare is that the filter core is installed in the filter core bucket, and water flows to the filter core outer wall through the filter core again from last inner chamber down inflow filter core, because the filter core middle part cavity will outwards permeate to rivers, permeates away the back, will follow the delivery port outflow at once, this just causes filter core middle part cavity water storage to reach and not store up full state, consequently, a filter core often lower part to middle part have discoloured and can not be used, but upper portion is in usable colour.

SUMMERY OF THE UTILITY MODEL

To the deficiency among the prior art, the to-be-solved technical problem of the utility model lies in providing a nontoxic high-efficient quality of water disinfection purifier, design this purifier can keep the water in the water purification case clean for a long time.

In order to solve the technical problem, the utility model discloses a following scheme realizes: a non-toxic high-efficiency water quality disinfection and purification device comprises a water purification tank, a circulating water pump, a precision filter and a strong ultraviolet irradiation device which are sequentially connected through a pipeline, wherein the water outlet end of the strong ultraviolet irradiation device is connected with the water purification tank through a pipeline to form a circulating water path;

the pipeline joint in front of the circulating water pump and the precision filter is connected with an ozone generator through a joint pipeline, ozone generated by the ozone generator enters a water feeding pipeline through a pipeline, and a check valve is arranged on the joint pipeline;

be equipped with multiple filter in the precision filter, this multiple filter includes:

the PP cotton filter element filter, the first active carbon filter element filter, the ultrafiltration filter, the reverse osmosis membrane filter, the volcanic rock filter and the second active carbon filter element filter are sequentially arranged from the water inlet end to the water outlet end.

Furthermore, precision filter includes the shell body and sets up the water pipeline that crosses in shell body lower part, it is used for pegging graft with the water supply connector and the water connectors of each filter all to be provided with the lock joint on the water pipeline, and each filter forms the tandem structure with the lock joint grafting back, whole water pipeline that crosses.

Furthermore, the PP cotton filter element filter comprises a second filter element cylinder, a PP cotton filter element, a second water guide pipe and a second cylinder cover, wherein a second water inlet joint and a second water outlet joint are arranged at the lower end of the second filter element cylinder;

the PP cotton filter element is inserted into the second filter element cylinder, so that a gap is formed between the second water guide pipe and the inner wall of the inner cavity of the PP cotton filter element, the lower end of the inner cavity of the PP cotton filter element is sleeved outside the second water guide pipe sleeve to form a sealing structure, the upper end of the inner cavity of the PP cotton filter element is abutted against the inner cover surface of the second cylinder cover, and the outer wall surface of the PP cotton filter element and the inner wall surface of the second filter element cylinder form a water passing gap;

and the second water inlet joint is communicated with a water passing gap between the outer wall surface of the PP cotton filter element and the inner wall surface of the second filter element cylinder through a water channel.

Furthermore, the first activated carbon filter element filter and the second activated carbon filter element filter have the same structure and comprise a first filter element cylinder, a carbon filter element, a first water guide pipe and a first cylinder cover, wherein the lower end of the first filter element cylinder is provided with a first water inlet joint and a first water outlet joint;

the carbon filter element is inserted into the first filter element cylinder, so that a gap is formed between the first water guide pipe and the inner wall of the inner cavity of the carbon filter element, the lower end of the inner cavity of the carbon filter element is sleeved outside the first water guide pipe sleeve to form a sealing structure, the upper end of the inner cavity of the carbon filter element is abutted against the inner cover surface of the first cylinder cover, and the outer wall surface of the carbon filter element and the inner wall surface of the first filter element cylinder form a water passing gap;

the first water inlet joint is communicated with a water passing gap between the outer wall surface of the carbon filter element and the inner wall surface of the first filter element cylinder through a water channel.

Furthermore, an ultrafiltration filter element is arranged in the ultrafiltration filter.

Furthermore, a reverse osmosis membrane is arranged in the reverse osmosis membrane filter.

Furthermore, the volcanic rock filter comprises a third filter element cylinder, a third water guide pipe, a volcanic rock filter element and a third cylinder cover, wherein a third water inlet joint and a third water outlet joint are arranged at the lower end of the third filter element cylinder, the third water inlet joint is arranged in the middle of the bottom surface of the third filter element cylinder, a third water guide pipe sleeve is arranged at the edge of a water inlet at the inner end of the third filter element cylinder, the third water guide pipe is inserted on the third water guide pipe sleeve, the upper end of the third water guide pipe extends to the third cylinder cover and is provided with a water passing gap with the third cylinder cover, and the third water outlet joint is arranged at the eccentric position of the bottom surface of the third filter element cylinder;

the middle part of the volcanic rock filter element is provided with a through hole, the through hole in the middle part is inserted on the third water guide pipe, and the outer wall of the volcanic rock filter element is tightly attached to the inner wall of the third filter element cylinder.

Further, strong ultraviolet irradiation device is including sealed light tight shell, a plurality of UV lamp and many transparent water pipes, sealed light tight shell inner chamber upper portion sets up a plurality of UV lamps, and sets up to the reflection of light face at light tight shell inner chamber upper wall, many transparent water pipes set up side by side in sealed light tight shell inner chamber lower part and arrange in the below of a plurality of UV lamps, its water inlet end sharing water inlet, its water outlet end sharing delivery port.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a purifier not only passes through ozone disinfection, UV ultraviolet lamp sterilization, still filters through multi-stage filter, makes the hydroenergy in the water purification case keep clean state for a long time.

Drawings

Fig. 1 is the overall structure schematic diagram of the purification device of the present invention.

Fig. 2 is a schematic structural diagram of the precision filter of the present invention.

Fig. 3 is a schematic structural diagram of the first activated carbon filter element filter or the second activated carbon filter element filter according to the present invention.

Fig. 4 is a schematic structural diagram of the PP cotton filter element filter of the present invention.

Fig. 5 is a schematic structural view of the volcanic rock filter of the present invention.

Fig. 6 is a schematic structural view of the strong ultraviolet irradiation device of the present invention.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making more clear and definite definitions of the protection scope of the present invention. It is obvious that the described embodiments of the invention are only some of the embodiments of the invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be communicated with each other inside the two elements, or may be wirelessly connected or wired connected. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Embodiment, the utility model discloses a concrete structure as follows:

referring to fig. 1-6, the non-toxic high-efficiency water disinfecting and purifying device of the present invention comprises a purified water tank 1, a circulating water pump 2, a precision filter 5, and a strong ultraviolet irradiation device 6, which are connected in sequence by a pipeline, wherein the water outlet end of the strong ultraviolet irradiation device 6 is connected with the purified water tank 1 by a pipeline to form a circulating water path;

the pipeline joint in front of the circulating water pump 2 and the precision filter 5 is connected with an ozone generator 4 through a joint pipeline, ozone generated by the ozone generator 4 enters a water feeding pipeline through the pipeline, and a check valve 3 is arranged on the joint pipeline;

a plurality of filters are arranged in the precision filter 5, and the plurality of filters comprise:

a PP cotton filter element filter 52, a first active carbon filter element filter 51, an ultrafiltration filter 53, a reverse osmosis membrane filter 54, a volcanic rock filter 55 and a second active carbon filter element filter 56 which are sequentially arranged from the water inlet end to the water outlet end.

A preferred technical solution of this embodiment: the precision filter 5 comprises an outer shell and a water passing pipeline arranged at the lower part of the outer shell, wherein the water passing pipeline is provided with a lock joint for inserting the water inlet joint and the water outlet joint of each filter, and the whole water passing pipeline forms a serial connection structure after each filter is inserted with the lock joint.

A preferred technical solution of this embodiment: the PP cotton filter element filter 52 comprises a second filter element cylinder, a PP cotton filter element 508, a second water guide pipe 509 and a second cylinder cover, wherein a second water inlet joint and a second water outlet joint are arranged at the lower end of the second filter element cylinder, the second water outlet joint is arranged in the middle of the bottom surface of the second filter element cylinder, a second water guide pipe sleeve is arranged at the edge of a water inlet at the inner end of the second filter element cylinder, the second water guide pipe 509 is inserted on the second water guide pipe sleeve, and the upper end of the second water guide pipe 509 extends to the second cylinder cover and is provided with a water passing gap with the second cylinder cover;

the PP cotton filter element 508 is inserted into the second filter element cylinder, so that a gap is formed between the second water guide pipe 509 and the inner wall of the inner cavity of the PP cotton filter element 508, the lower end of the inner cavity of the PP cotton filter element 508 is sleeved outside the second water guide pipe sleeve to form a sealing structure, the upper end of the inner cavity of the PP cotton filter element 508 abuts against the inner cover surface of the second cylinder cover, and the outer wall surface of the PP cotton filter element 508 and the inner wall surface of the second filter element cylinder form a water passing gap;

the second water inlet joint is communicated with a water passing gap between the outer wall surface of the PP cotton filter element 508 and the inner wall surface of the second filter element cylinder through a water channel.

The PP cotton in the PP cotton filter element filter can effectively treat suspended substances with the particle diameter of more than 10-4 mm.

A preferred technical solution of this embodiment: the first activated carbon filter element filter 51 and the second activated carbon filter element filter 56 have the same structure, and comprise a first filter element cylinder 501, a carbon filter element 502, a first water guide pipe 503 and a first cylinder cover, wherein the lower end of the first filter element cylinder 501 is provided with a first water inlet joint 504 and a first water outlet joint 505, the first water outlet joint 505 is arranged in the middle of the bottom surface of the first filter element cylinder 501, the edge of a water inlet at the inner end of the first filter element cylinder 501 is provided with a first water guide pipe sleeve, the first water guide pipe 503 is inserted into the first water guide pipe sleeve, and the upper end of the first water guide pipe 503 extends to the first cylinder cover and is provided with a water passing gap with the first cylinder cover;

the carbon filter element 502 is inserted into the first filter element cylinder 501, so that a gap is formed between the first water guide pipe 503 and the inner wall of the inner cavity of the carbon filter element 502, the lower end of the inner cavity of the carbon filter element 502 is sleeved outside the first water guide pipe sleeve to form a sealing structure, the upper end of the inner cavity of the carbon filter element 502 is abutted against the inner cover surface of the first cylinder cover, and the outer wall surface of the carbon filter element 502 and the inner wall surface of the first filter element cylinder 501 form a water passing gap;

the first water inlet joint 504 is communicated with a water passing gap between the outer wall surface of the carbon filter element 502 and the inner wall surface of the first filter element cylinder 501 through a water channel.

Water is pumped to the first active carbon filter element filter 51 through the circulating water pump 2, and meanwhile, ozone generated by the ozone generator 4 enters a water feeding pipeline to disinfect a water body. The activated carbon has many interconnected capillary pores, so the surface area is extremely large. It was tested that 1 gram of activated carbon has a surface area of 500-1000m2, the activated carbon for filtration is granular, the particle size is generally 1-4mm, the micropores can perform the adsorption function, the dechlorination of the activated carbon is not completely due to physical adsorption, and the activated carbon also has the catalytic function to further convert the residual chlorine into carbon compounds, and the reaction mechanism is as follows:

C12+H2O＝＝＝＝HC1+HOCl

HOCl ═ HCl + [ O ] activated carbon

C+[O]＝＝＝＝CO

C+2[O]＝＝＝＝CO2

Therefore, the activated carbon has no adsorption saturation problem in the whole adsorption dechlorination process, and only a small amount of carbon is lost. The activated carbon dechlorination can be run for a considerable time. The first carbon filter element 51 can be understood as a filter element that adsorbs chlorine, odors, and improves taste. The utility model discloses an import high accuracy sintering active carbon, the precision is 0.5 micron, adsorbs chlorine residue, heterochrosis, peculiar smell etc. improves the taste, and this level filter core can work 8 tons of water, if the machine only goes out water per minute and produces water 3.2 liters, can work 2500 minutes. If only purified water is produced by 5 liters per minute, the operation can be carried out for 1600 minutes, the first activated carbon filter element filter 51 removes colloids in the water, and although the colloids in the water cannot be seen by naked eyes, under the ionization condition, the water is gathered in a large amount through attached salts and becomes suspended matters which can be seen by naked eyes.

A preferred technical solution of this embodiment: an ultrafiltration filter core is arranged in the ultrafiltration filter 53. The filtering material adopted by the ultrafiltration filter element is an ultrafiltration membrane, so that all impurities in water are filtered, and simultaneously, mineral trace elements beneficial to human bodies are reserved.

A preferred technical solution of this embodiment: a reverse osmosis membrane is arranged in the reverse osmosis membrane filter 54. The reverse osmosis membrane filter 54 has a strong function of desalting and removing organic dissolved matters, and salt-containing substances in the water can be removed after passing through the reverse osmosis membrane filter 54. Therefore, the filter removes mineral elements beneficial to human body while filtering, and the discharged water is pure water.

A preferred technical solution of this embodiment: the volcanic rock filter 55 comprises a third filter element cylinder, a third water guide pipe 507, a volcanic rock filter element 506 and a third cylinder cover, wherein a third water inlet joint and a third water outlet joint are arranged at the lower end of the third filter element cylinder, the third water inlet joint is arranged in the middle of the bottom surface of the third filter element cylinder, a third water guide pipe sleeve is arranged at the edge of a water inlet at the inner end of the third filter element cylinder, the third water guide pipe 507 is inserted on the third water guide pipe sleeve, the upper end of the third water guide pipe 507 extends to the third cylinder cover and is provided with a water passing gap with the third cylinder cover, and the third water outlet joint is arranged at the eccentric position of the bottom surface of the third filter element cylinder;

the volcanic rock filter element 506 is provided with a through hole in the middle, the through hole in the middle is inserted on the third water guide pipe, and the outer wall of the volcanic rock filter element is tightly attached to the inner wall of the third filter element cylinder.

The volcanic rock contains abundant microelements, and minerals beneficial to human body can be brought out by purified water after passing through the volcanic rock filter element 506.

Finally, a second activated carbon cartridge filter 56 is added to the rear of the lava cartridge 506 for removing impurities from the water coming from the lava cartridge.

A preferred technical solution of this embodiment: strong ultraviolet irradiation device 6 is including sealed light tight shell, a plurality of UV lamp 61 and many transparent water pipes 62, sealed light tight shell inner chamber upper portion sets up a plurality of UV lamps 61, and sets up to the reflection of light face at light tight shell inner chamber upper wall, many transparent water pipes 62 set up side by side in sealed light tight shell inner chamber lower part and arrange in the below of a plurality of UV lamps 61, its water inlet end sharing water inlet, its water outlet end sharing delivery port. The ultraviolet lamp has strong sterilization effect.

Finally, the treated water is returned to the clean water tank 1, so that when a lot of water bodies need to be stored for a long time, a purifying device needs to be installed to solve the problem of water body deterioration. The purge unit may be time-set to start. Such as once every three days.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.

Claims (8)

1. A nontoxic high-efficiency water quality disinfection and purification device is characterized by comprising a water purification tank (1), a circulating water pump (2), a precision filter (5) and a strong ultraviolet irradiation device (6) which are sequentially connected through a pipeline, wherein the water outlet end of the strong ultraviolet irradiation device (6) is connected with the water purification tank (1) through a pipeline to form a circulating water path;

the pipeline joint in front of the circulating water pump (2) and the precision filter (5) is connected with an ozone generator (4) through a joint pipeline, ozone generated by the ozone generator (4) enters a water delivery pipeline through the pipeline, and a check valve (3) is arranged on the joint pipeline;

a plurality of filters are arranged in the precision filter (5), and the plurality of filters comprise:

the filter comprises a PP cotton filter element filter (52), a first active carbon filter element filter (51), an ultrafiltration filter (53), a reverse osmosis membrane filter (54), a volcanic rock filter (55) and a second active carbon filter element filter (56) which are sequentially arranged from a water inlet end to a water outlet end.

2. The non-toxic high-efficiency water quality disinfection and purification device according to claim 1, wherein the precision filter (5) comprises an outer shell and a water passing pipeline arranged at the lower part of the outer shell, the water passing pipeline is provided with a buckle joint for splicing a water inlet joint and a water outlet joint of each filter, and after each filter is spliced with the buckle joint, the whole water passing pipeline forms a serial connection structure.

3. The non-toxic high-efficiency water quality disinfection and purification device according to claim 1, wherein the PP cotton filter element filter (52) comprises a second filter element cylinder, a PP cotton filter element (508), a second water guide pipe (509) and a second cylinder cover, a second water inlet joint and a second water outlet joint are arranged at the lower end of the second filter element cylinder, the second water outlet joint is arranged in the middle of the bottom surface of the second filter element cylinder, a second water guide pipe sleeve is arranged at the edge of a water inlet at the inner end of the second filter element cylinder, the second water guide pipe (509) is inserted on the second water guide pipe sleeve, and the upper end of the second water guide pipe (509) extends to the second cylinder cover and is provided with a water passing gap with the second cylinder cover;

the PP cotton filter element (508) is inserted into the second filter element cylinder, so that a gap is formed between the second water guide pipe (509) and the inner wall of the inner cavity of the PP cotton filter element (508), the lower end of the inner cavity of the PP cotton filter element (508) is sleeved outside the second water guide pipe sleeve to form a sealing structure, the upper end of the inner cavity of the PP cotton filter element is abutted against the inner cover surface of the second cylinder cover, and the outer wall surface of the PP cotton filter element (508) and the inner wall surface of the second filter element cylinder form a water passing gap;

the second water inlet joint is communicated with a water passing gap between the outer wall surface of the PP cotton filter element (508) and the inner wall surface of the second filter element cylinder through a water channel.

4. The non-toxic high-efficiency water quality disinfection and purification device according to claim 1, wherein the first activated carbon filter element filter (51) and the second activated carbon filter element filter (56) have the same structure, and comprise a first filter element cylinder (501), a carbon filter element (502), a first water guide pipe (503) and a first cylinder cover, a first water inlet joint (504) and a first water outlet joint (505) are arranged at the lower end of the first filter element cylinder (501), the first water outlet joint (505) is arranged in the middle of the bottom surface of the first filter element cylinder (501), a first water guide pipe sleeve is arranged at the edge of a water inlet at the inner end of the first filter element cylinder (501), the first water guide pipe (503) is inserted in the first water guide pipe sleeve, and the upper end of the first water guide pipe (503) extends to the first cylinder cover and forms a water passing gap with the first cylinder cover;

the carbon filter element (502) is inserted into the first filter element cylinder (501), so that a gap is formed between the first water guide pipe (503) and the inner wall of the inner cavity of the carbon filter element (502), the lower end of the inner cavity of the carbon filter element (502) is sleeved outside the first water guide pipe sleeve to form a sealing structure, the upper end of the inner cavity of the carbon filter element is abutted against the inner cover surface of the first cylinder cover, and the outer wall surface of the carbon filter element (502) and the inner wall surface of the first filter element cylinder (501) form a water passing gap;

the first water inlet joint (504) is communicated with a water passing gap between the outer wall surface of the carbon filter element (502) and the inner wall surface of the first filter element cylinder (501) through a water channel.

5. A non-toxic high-efficiency water quality disinfection and purification device as claimed in claim 1, wherein an ultrafiltration filter element is arranged in said ultrafiltration filter (53).

6. A non-toxic high-efficiency water quality disinfection and purification device as claimed in claim 1, wherein a reverse osmosis membrane is arranged in said reverse osmosis membrane filter (54).

7. The non-toxic high-efficiency water quality disinfection and purification device according to claim 1, wherein the volcanic stone filter (55) comprises a third filter element cylinder, a third water guide pipe (507), a volcanic stone filter element (506) and a third cylinder cover, a third water inlet joint and a third water outlet joint are arranged at the lower end of the third filter element cylinder, the third water inlet joint is arranged in the middle of the bottom surface of the third filter element cylinder, a third water guide pipe sleeve is arranged at the edge of a water inlet at the inner end of the third filter element cylinder, the third water guide pipe (507) is inserted on the third water guide pipe sleeve, the upper end of the third water guide pipe (507) extends to the third cylinder cover and is provided with a water passing gap with the third cylinder cover, and the third water outlet joint is arranged at the eccentric position of the bottom surface of the third filter element cylinder;

the middle part of the volcanic rock filter element (506) is provided with a through hole, the through hole in the middle part is inserted on the third water guide pipe, and the outer wall of the through hole is tightly attached to the inner wall of the third filter element cylinder.

8. The non-toxic high-efficiency water quality disinfection and purification device as claimed in claim 1, wherein said strong ultraviolet irradiation device (6) comprises a sealed light-tight casing, a plurality of UV lamps (61) and a plurality of transparent water pipes (62), said sealed light-tight casing is provided with a plurality of UV lamps (61) on the upper part of the inner cavity, and said inner cavity is provided with a light-reflecting surface on the upper wall, said plurality of transparent water pipes (62) are arranged in the lower part of the sealed light-tight casing and under said plurality of UV lamps (61), and said water pipes share a water inlet at the water inlet end and a water outlet end.

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