阅读说明：本技术 大空间负氧离子设备 (Large-space negative oxygen ion equipment ) 是由 何相华 于 2021-07-08 设计创作，主要内容包括：本发明涉及一种大空间负氧离子设备,包括盛水管、气激管、供水系统和供气系统,其中,所述供水系统包括供水管和水位控制阀；所述供气系统包括空压机、储气罐、主气管和分气管,气激管通过分气管、主气管、储气罐与空压机连通,所述盛水管为长度方向两端封闭的空心管,所述气激管为长度方向两端密封或连通的空心管,气激管的腔壁上开设多个气激孔,气激管密封布置于盛水管内腔,盛水管上方腔壁开设负离子空气排出孔,正对负离子空气排出孔的方向设置滤水板,盛水管内腔盛装水,气激管浸没于盛水管中的水面下。可使广场、车站、机场、街道、大厅、车间、房间、舰船潜艇舱室等大体积空间充满高浓度生态级负氧离子。(The invention relates to large-space negative oxygen ion equipment which comprises a water containing pipe, an air exciting pipe, a water supply system and an air supply system, wherein the water supply system comprises a water supply pipe and a water level control valve; the air supply system comprises an air compressor, an air storage tank, a main air pipe and an air distribution pipe, wherein an air exciting pipe is communicated with the air compressor through the air distribution pipe, the main air pipe, the air storage tank, a water containing pipe is a hollow pipe with two ends being sealed in the length direction, the air exciting pipe is a hollow pipe with two ends being sealed or communicated in the length direction, a plurality of air exciting holes are formed in the wall of the air exciting pipe, the air exciting pipe is hermetically arranged in the inner cavity of the water containing pipe, an anion air discharge hole is formed in the wall of the water containing pipe above the water containing pipe, a water filtering plate is arranged right opposite to the direction of the anion air discharge hole, water is contained in the inner cavity of the water containing pipe, and the air exciting pipe is immersed under the water surface in the water containing pipe. The high-concentration ecological negative oxygen ions can be filled in large-volume spaces such as squares, stations, airports, streets, halls, workshops, rooms, ships, submarines and cabins.)

1. A large space negative oxygen ion equipment is characterized in that: the device comprises a water containing pipe, an air exciting pipe, a water supply system and an air supply system, wherein the water supply system comprises a water supply pipe and a water level control valve; the air supply system comprises an air compressor, an air storage tank, a main air pipe and an air distribution pipe, wherein an air exciting pipe is communicated with the air compressor through the air distribution pipe, the main air pipe, the air storage tank, a water containing pipe is a hollow pipe with two ends being sealed in the length direction, the air exciting pipe is a hollow pipe with two ends being sealed or communicated in the length direction, a plurality of air exciting holes are formed in the wall of the air exciting pipe, the air exciting pipe is hermetically arranged in the inner cavity of the water containing pipe, an anion air discharge hole is formed in the wall of the water containing pipe above the water containing pipe, a water filtering plate is arranged right opposite to the direction of the anion air discharge hole, water is contained in the inner cavity of the water containing pipe, and the air exciting pipe is immersed under the water surface in the water containing pipe.

2. The large space negative oxygen ion apparatus according to claim 1, wherein: the water supply pipe comprises a main water pipe, and the water level control valve is arranged on the main water pipe.

3. The large space negative oxygen ion apparatus according to claim 1, wherein: the water supply pipe comprises a main water pipe, a water distribution pipe and a stop valve between the main water pipe and the water distribution pipe, and the water level control valve is communicated with the main water pipe through the water distribution pipe and the stop valve.

4. The large space negative oxygen ion apparatus according to claim 2 or 3, wherein: the main water pipe and the main air pipe are arranged in an inner cavity of the water containing pipe, an air exciting hole is formed in the wall of the main air pipe arranged in the inner cavity of the water containing pipe, the main air pipe is used as an air exciting pipe at the inner cavity of the water containing pipe, the main air pipes are mutually and hermetically connected through a main air pipe joint, the main water pipes are mutually and hermetically connected through a main water pipe joint, and the water dividing pipe is led out from the main water pipe joint and is communicated with a water level control valve in the water containing pipe.

5. The large space negative oxygen ion apparatus according to claim 2 or 3, wherein: the stop valve is a ball float valve.

6. The large space negative oxygen ion apparatus according to claim 3, wherein: the main air pipe and the main water pipe are respectively arranged on two sides of the outer part of the water containing pipe, the main air pipe is communicated with the gas exciting pipe through a main air pipe joint and a gas distribution pipe, and the main water pipe is communicated with a water level control valve positioned in the inner cavity of the water containing pipe through the main water pipe joint and the gas distribution pipe.

7. The large space negative oxygen ion apparatus according to any one of claims 1 to 3, wherein: and an air-exciting plate is arranged at a position 3-10 mm in front of the air-exciting hole on the air-exciting pipe.

8. The large space negative oxygen ion apparatus according to claim 7, wherein: the diameter of the gas-excited holes is 0.3-2 mm, preferably 0.5-1 mm.

9. The large space negative oxygen ion apparatus according to any one of claims 1 to 3, wherein: the air compressor is an oilless air compressor or an oiled air compressor, and when the oiled air compressor is adopted, the oil remover is connected on the air supply pipeline in series.

10. The large space negative oxygen ion apparatus according to any one of claims 1 to 3, wherein: and a drain valve is arranged at the bottom of the water containing pipe.

Technical Field

The invention relates to air treatment equipment, in particular to large-space negative oxygen ion equipment.

Background

The negative oxygen ion is called as "air vitamin", has effects of promoting metabolism, enhancing immunity, resisting oxidation, resisting aging, eliminating in vivo free radical, tranquilizing, etc., and can be inhaled by patient with high concentration of negative oxygen ion (1 ten thousand per cm)³Above) after air, the wound healing can be accelerated,early recovery, air purification, virus and bacteria killing, body health benefiting, and the longevity village all over the world is in the environment with beautiful landscape and fresh air and high concentration of negative oxygen ions, such as that of Guangxi Bama with the concentration of the negative oxygen ions as high as 2 ten thousand per cm³Where centenarians are much higher than others.

Negative oxygen ions are classified into two types: the first type is negative oxygen ions generated around natural environments such as seashore, forest, grassland and waterfall, the service life of the negative oxygen ions reaches 1-30 minutes, and the negative oxygen ions generated by physical impact such as artificial water attack type and air-blast type also belong to the category; the second type is negative oxygen ions generated by corona discharge, ray, ultraviolet ray, microwave, etc., which have a life of only a few seconds, and contain substances harmful to health such as ozone and nitrogen oxide and have a significant electrostatic effect. The first type of negative oxygen ions are beneficial to body health, and the second type of negative oxygen ions have little or even harmful effect on body health, and are mainly used in the industries of disinfection, sterilization and the like.

The patent application (name: air-excited environment microclimate negative oxygen ion equipment, application number 202120797205.2) previously filed by the applicant can enable a large space to form a high-concentration ecological negative oxygen ion environment, but the negative oxygen ion device is only suitable for places where water sources exist, such as a water tank, a water pool, a reservoir, a river, a lake, sea and the like, and is not suitable for places where water sources do not exist, such as streets, squares, stations, airports, halls, workshops, cabins and the like.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: overcomes the defects of the prior art, and provides the large-space negative oxygen ion equipment which has simple structure, low cost, large gas flow and high negative oxygen ion concentration and is suitable for improving the air quality in large-volume space.

Specifically, the invention provides large-space negative oxygen ion equipment which comprises a water containing pipe, an air exciting pipe, a water supply system and an air supply system, wherein the water supply system comprises a water supply pipe and a water level control valve; the air supply system comprises an air compressor, an air storage tank, a main air pipe and an air distribution pipe, wherein an air exciting pipe is communicated with the air compressor through the air distribution pipe, the main air pipe, the air storage tank, a water containing pipe is a hollow pipe with two ends being sealed in the length direction, the air exciting pipe is a hollow pipe with two ends being sealed or communicated in the length direction, a plurality of air exciting holes are formed in the wall of the air exciting pipe, the air exciting pipe is hermetically arranged in the inner cavity of the water containing pipe, an anion air discharge hole is formed in the wall of the water containing pipe above the water containing pipe, a water filtering plate is arranged right opposite to the direction of the anion air discharge hole, water is contained in the inner cavity of the water containing pipe, and the air exciting pipe is immersed under the water surface in the water containing pipe.

In one embodiment, the water supply pipe includes a main water pipe, and the water level control valve is provided on the main water pipe.

In one embodiment, the water supply pipe includes a main water pipe and a shunt pipe, and a stop valve between the main water pipe and the shunt pipe, and the water level control valve is communicated with the main water pipe through the shunt pipe and the stop valve.

In one embodiment, the main water pipe and the main air pipe are arranged in an inner cavity of the water containing pipe, an air exciting hole is formed in the wall of the main air pipe arranged in the inner cavity of the water containing pipe, the main air pipe is used as an air exciting pipe at the inner cavity of the water containing pipe, the main air pipes are mutually and hermetically connected through a main air pipe joint, the main water pipes are mutually and hermetically connected through the main water pipe joint, and the water dividing pipe is led out from the main water pipe joint and is communicated with a water level control valve in the water containing pipe.

In one embodiment, the shut-off valve is a float valve.

In one embodiment, the main air pipe and the main water pipe are respectively arranged on two sides of the outer part of the water containing pipe, the main air pipe is communicated with the air exciting pipe through a main air pipe joint and a gas distribution pipe, and the main water pipe is communicated with a water level control valve positioned in the inner cavity of the water containing pipe through the main water pipe joint and the gas distribution pipe.

In one embodiment, the gas exciting plate is arranged on the gas exciting pipe and is opposite to the position 3-10 mm in front of the gas exciting hole.

In one embodiment, the diameter of the gas-excited holes is between 0.3 and 2 mm, preferably between 0.5 and 1 mm.

In one embodiment, the air compressor is an oilless air compressor or an oiled air compressor, and when the oiled air compressor is adopted, the oil remover is connected to the air supply pipeline in series.

In one embodiment, a drain valve is mounted at the bottom of the water containing pipe.

The invention has the following effects:

compared with the existing corona discharge type air negative oxygen ion generator, the invention generates ecological negative oxygen ions which have high concentration, high activity, long service life and small particle size and do not contain ozone and oxynitride, and has certain medical care effect.

The water replenishing device is suitable for places without water sources, such as squares, stations, airports, streets, halls, rooms and the like, and can automatically replenish water.

Thirdly, the structure is simple, the cost is low, the maintenance is convenient and even free of maintenance.

Fourthly, the plants within the range of the negative oxygen ions can grow more exuberantly.

Fifthly, the humidifying function is realized.

Drawings

FIG. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1;

FIG. 3 is a cross-sectional view of a water filter plate;

FIG. 4 is a side view of a water filter plate;

FIG. 5 is a water drainage surface structure view;

FIG. 6 is a schematic structural diagram of a second embodiment of the present invention;

FIG. 7 is a cross-sectional view B-B of FIG. 6;

FIG. 8 is a sectional view of another embodiment of the water containing pipe of example 2

FIG. 9 is a schematic structural diagram of a third embodiment of the present invention;

FIG. 10 is a schematic structural diagram of a fourth embodiment of the present invention;

FIG. 11 is a view in the direction C of FIG. 10;

FIG. 12 is a cross-sectional view D-D of FIG. 11;

FIG. 13 is a schematic structural diagram of a fifth embodiment of the present invention;

in the figure, 1-a first water containing pipe, 101-a first water containing pipe body, 102-a first anion air discharge hole, 103-a water filtering plate (a first top plate), 103' a second top plate, 104 a vertical plate, 105-a fixing plate, 1A-a second water containing pipe, 1A 02-a second anion air discharge hole, 1B-a third water containing pipe, 1B 02-a third anion air discharge hole, 2-a gas exciting pipe, 201-a gas exciting pipe body, 202-a gas exciting hole, 203-a gas exciting plate, 3-an air compressor, 4-an air storage tank, 5-a gas distribution pipe, 6-a main air pipe, 601-a main air pipe joint, 7-water, 8-a water level control valve, 8A-a floating ball valve, 9-a water distribution pipe, 10-a stop valve, 11-a main water pipe, 1101-a main water pipe joint, 12-a blowdown valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The invention discloses large-space negative oxygen ion equipment, which comprises a water containing pipe 1, an air exciting pipe 2, a water supply system and an air supply system, wherein the water supply system comprises a water supply pipe and a water level control valve 8; the air supply system comprises an air compressor 3, an air storage tank 4, a main air pipe 6 and an air distribution pipe 5, an air exciting pipe 2 is communicated with the air compressor 3 through the air distribution pipe 5, the main air pipe 6 and the air storage tank 4, the water containing pipe 1 is a hollow pipe with two closed ends in the length direction, the air exciting pipe 2 is a hollow pipe with two sealed or communicated ends in the length direction, the air supply system comprises an air exciting pipe body 201, a plurality of air exciting holes 202 are formed in the wall of the air exciting pipe body 201, the air exciting pipe 2 is parallel to one surface of the water containing pipe 1 and is hermetically arranged in the inner cavity of the water containing pipe 1, a negative ion air discharge hole 102 is formed in the wall of the upper portion of the water containing pipe 1, a water filtering plate 103 is arranged near the negative ion air discharge hole 102, the inner cavity of the water containing pipe 1 contains water 7, and the air exciting pipe 2 is immersed under the water surface in the water containing pipe 1. By adopting the scheme, a water supply system can provide water with a preset amount into the main water pipe 1, and the water can be supplemented in real time according to the requirements, particularly, the water level control valve 8 is adopted, the water level can be automatically controlled, the water level control device is suitable for places without ready water sources, such as squares, stations, airports, streets, halls, rooms and the like, and can automatically supplement water.

The water containing pipe 1, the gas exciting pipe 2 and other matched equipment can be connected in series in a plurality of groups, and one main water pipe and one main gas pipe can provide negative oxygen ions in a large-area space. According to the requirement of pressure, when the space area is too big, the quantity of air compressor machine, gas holder and main gas line can be a plurality of, for example, set up two sets of air compressor machines, gas holder at multiunit flourishing water pipe 1 both ends of establishing ties, perhaps increase some air compressor machines and gas holder in the middle somewhere again, can guarantee like this that whole main gas pipeline's pressure meets the requirements.

In one embodiment, the gas-fired tube 2 is parallel to one surface of the water containing tube 1, for example, parallel to the bottom surface in the figure.

In one embodiment, the water supply pipe comprises a main water pipe 11 and a shunt pipe 9, and a stop valve 10 positioned between the main water pipe 11 and the shunt pipe 9, and the water level control valve 8 is communicated with the main water pipe 11 through the shunt pipe 9 and the stop valve 10. In one embodiment, the water supply pipe includes a main water pipe 11, and the water level control valve 8 is disposed on the main water pipe 11. By adopting the scheme, the water distribution pipe 9 and the stop valve 10 are omitted, the main water pipe 11 directly injects water into the water containing pipe 1, and the main water pipe can be arranged inside the water containing pipe 1, so that parts are saved, the space occupied by the pipeline can be saved, and the whole system is more attractive.

In one embodiment, the main water pipe 11 and the main air pipe 6 are arranged in the inner cavity of the water containing pipe 1, the cavity wall of the main air pipe 6 arranged in the inner cavity part of the water containing pipe 1 is provided with an air exciting hole 202, the part of the main air pipe 6 in the inner cavity of the water containing pipe 1 is used as an air exciting pipe 2, the main air pipes 6 are mutually connected in a sealing way through a main air pipe joint 601, the main water pipes 11 are mutually connected in a sealing way through a main water pipe joint 1101, and a water diversion pipe 9 is led out from the main water pipe joint 1101 and is communicated with a water level control valve 8 in the water containing pipe 1. By adopting the scheme, the water distribution pipe and the air distribution pipe are not arranged, and the main water pipe and the main air pipe both penetrate through the inner cavity of the water containing pipe 1, so that the occupied space of the pipeline is saved, and parts are saved.

In one embodiment, the water filtering plate 103 is a baffle plate arranged in the inner cavity of the water containing pipe 1, and the water filtering surface of the baffle plate is perpendicular to the gravity direction. As shown in fig. 1, the water containing pipe 1 is a cylindrical cavity, the negative ion air outlet hole 102 is disposed at the uppermost position of the cavity, and the water filter plate 103 covers the air outlet hole 102. The strainer plate 103 is U-shaped in cross-section and includes a bottom wall 1031 and two side walls 1032 connected to the chamber, for example, by welding or other fastening means. The side wall 1032 is provided with a through hole 1033 for the negative oxygen ion gas to pass through to the negative ion air discharge hole 102. The lower surface of the bottom wall is a drainage surface, and in a preferred embodiment, the lower surface of the bottom wall is provided with a plurality of micro-protrusions 1034, and grooves are formed between the micro-protrusions. In another preferred embodiment, the bottom surface of the bottom wall is an inclined surface, such as one side lower and one side higher, or the middle higher and two sides lower, or the middle higher and the periphery lower, etc. By adopting the scheme, small water drops carried in the negative oxygen ion gas are blocked by the lower surface of the bottom wall, and the water drops are not easy to form large liquid drops and fall off easily due to the adoption of the micro-bulge structure, and then fall off from the surface easily by combining with the inclined surface, so that the surface cannot be covered by the liquid drops to lose the water filtering function. In a preferred embodiment, the micro-protrusions are formed by etching, and further, the etching is to form a plurality of criss-cross grooves on the surface, the grooves enclose the micro-protrusions, and the micro-protrusions may be square, rectangle, circle, etc. In a preferred embodiment, the diameter or side length of the micro-protrusions is 2-5 microns, the height is 3-6 microns, and the distance between the micro-protrusions is 2-5 microns, which is found to be more effective by experiments.

In a preferred embodiment, the water filtering plates 103 and 103 'are formed by the wall of the water containing pipe 1, specifically, as shown in fig. 3 to 5, the top of the water containing pipe is a stepped structure, and includes a first top plate 103 and a second top plate 103' located at different levels, and a vertical connecting plate 104 connecting the first top plate 103 and the second top plate 103 ', the anion air discharging hole 102 is formed on the vertical connecting plate 104, and the first top plate 103 and the second top plate 103' may adopt the surface structure of micro-protrusions or the like thereon. In operation, when the negative oxygen ion gas carries small water droplets to reach the first top plate 103 and the second top plate 103', the water droplets are blocked by the top plates and fall into the water in the water containing cavity after reaching a certain droplet size, and the negative oxygen ion gas moves along the surface of the top plates to reach the negative ion air outlet hole 102.

In a preferred embodiment, as shown in fig. 8, the liquid drop collection device comprises two first top plates 103, and two corresponding vertical connecting plates 104 are connected to a second top plate 103', wherein the first top plates 103 and the vertical connecting plates 104 are not in a horizontal or vertical structure, a certain inclination is kept, and preferably, a round transition is adopted at the connection position of the first top plates 103 and the vertical plates 104 to facilitate the flow of liquid drops. With this arrangement, most of the negative oxygen ion gas contacts the first top plate 103 before reaching the negative air outlet hole 102 during the upward movement, and the water filtering effect is more remarkable. In another preferred scheme, not shown in the figure, the distance between the bottom ends of the two vertical connecting plates 104 is smaller than that between the top ends, so that the gaps between the first top plates 103 are smaller while the vertical connecting plates 104 are ensured to be inclined, more negative oxygen ion gas carrying water droplets is in contact with the water filtering surface of the first top plates 103, and the water filtering effect is better.

In one embodiment, the shut-off valve 8 is a float valve 8A.

In one embodiment, the main air pipe 6 and the main water pipe 11 are respectively arranged at two sides of the outside of the water containing pipe 1, the main air pipe 6 is communicated with the air exciting pipe 2 through a main air pipe joint 601 and the air distributing pipe 5, and the main water pipe 11 is communicated with the water level control valve 8 positioned in the inner cavity of the water containing pipe 1 through a main water pipe joint 1101 and a water distributing pipe 9. By adopting the scheme, the system is more convenient when the pipeline of the system needs to be checked or repaired.

In one embodiment, the gas exciting plate 203 is arranged on the gas exciting pipe 2 and is opposite to the front of the gas exciting hole 202 at 3-10 mm.

In one embodiment, the diameter of the gas holes 202 is 0.3 to 2 mm, preferably 0.5 to 1 mm.

In one embodiment, the air compressor 3 is an oil-free air compressor or an oil-containing air compressor, and when the oil-containing air compressor is adopted, an oil remover is connected to the air supply pipeline in series.

In one embodiment, a blowoff valve 12 is installed at the bottom of the water containing pipe 1. Thus, the impurities deposited in the water can be conveniently discharged without opening the water containing pipe 1. And when one of the water containing pipes 1 connected in series discharges sewage, the work of other water containing pipes 1 is not influenced. Compared with a negative oxygen ion generator used for a pond, the scheme has the advantages that the water quality is cleaner, the impurities carried by the negative oxygen ion gas are less, and the water is convenient to replace.

The following examples are provided to illustrate embodiments of the present invention.

Example one

Referring to the drawings 1-5, the large space air-excited negative oxygen ion device of the embodiment comprises a first water containing pipe 1, an air exciting pipe 2, an air compressor 3, an air storage tank 4, an air distributing pipe 5, a main air pipe 6, a water level control valve 8, a water distributing pipe 9, a stop valve 10, a main water pipe 11 and a blow-down valve 12, wherein the first water containing pipe 1 is a stainless steel or plastic circular pipe with two closed ends in the length direction and is composed of a first water containing pipe body 101, a first negative ion air discharge hole 102 is formed in the top surface pipe wall of the first water containing pipe 1, a water filter plate 103 is arranged at a position 50-100 mm in front of the first negative ion air discharge hole 102, the blow-down valve 12 is arranged at the bottom of the first water containing pipe 1, the water level control valve 8 adopts an electric level control valve, the electromagnetic water level control valve 8 is arranged in the inner cavity of the first water containing pipe 1, the water level control valve 8 is communicated with the main water pipe 11 through the water distributing pipe 9 and the stop valve 10, the automatic constant water level water supply from the main water pipe 11 to the inner cavity of the first water containing pipe 1 is realized, the gas exciting pipe 2 comprises a gas exciting pipe body 201, the gas exciting pipe 2 and the first water containing pipe 1 are arranged in parallel in the inner cavity of the first water containing pipe 1, the gas exciting pipe 2 is communicated with the air compressor 3 through a gas distributing pipe 5, a main gas pipe 6 and an air storage tank 4, compressed air is conveyed to the gas exciting pipe 2 through the air compressor 3, the gas exciting pipe 2 is a stainless steel hollow pipe with two ends sealed in the length direction, a plurality of gas exciting holes 202 are formed in the downward direction of the cavity wall of the gas exciting pipe 2, and the diameter of each gas exciting hole is 0.3-2 mm, preferably 0.5-1 mm.

The water filter 103 covers the air outlet 102. The cross section of the water filtering plate 103 is U-shaped, and comprises a bottom wall 1031 and two side walls 1032, wherein the side walls 1032 are connected to the inner wall of the water containing pipe 1 by welding. The side wall 1032 is provided with a through hole 1033 for the negative oxygen ion gas to pass through to the negative ion air discharge hole 102. The lower surface of the bottom wall is a drainage surface, the lower surface of the bottom wall is provided with a plurality of micro-protrusions 1034, the diameter or side length of the micro-protrusions is 2-5 micrometers, the height of the micro-protrusions is 3-6 micrometers, the distance between the micro-protrusions is 2-5 micrometers, grooves are arranged between the micro-protrusions, the micro-protrusions can be square structures, and the grooves are formed by etching.

The gas exciting pipes 2 are circumferentially fixed on the inner wall of the first water containing pipe 1 through the fixing plate 105, the number of the first water containing pipe 1 and the gas exciting pipes 2 is set to be 1-100 according to specific conditions, compressed air is sprayed out from the gas exciting holes 202 at high speed to impact a water body and the inner wall of the first water containing pipe 1, ecological negative oxygen ions with high concentration, high activity and long service life are generated and discharged from the first negative ion air discharge hole 102, and the nearby space is filled.

Example two

Referring to fig. 6 to 8, the present embodiment includes two or more second water containing pipes 1A, an air compressor 3, an air storage tank 4, a main air pipe 6, a water level control valve 8, a water dividing pipe 9, a stop valve 10, and a main water pipe 11, where the second water containing pipe 1A has a convex cross-sectional shape, a second negative oxygen ion air discharge hole 1A02 is formed near a top side wall, both the main water pipe 11 and the main air pipe 6 pass through an inner cavity of the second water containing pipe 1A, an air exciting hole 202 is formed on a wall of the main air pipe 6 passing through the inner cavity of the second water containing pipe 1A, the main air pipe 6 is used as an air exciting pipe 2 at a portion of the inner cavity of the second water containing pipe 1A, the main air pipes 6 are hermetically connected with each other through an air pipe joint 601, the main water pipes 11 are hermetically connected with each other through a main water pipe joint 1101, the water dividing pipe 1101 is led out from the main water pipe joint 1101 to communicate with the water level control valve 8 located in the inner cavity of the second water containing pipe 1A, the water level control valve 8 adopts a ball float valve, and a stop valve 10 is connected on the water distribution pipe 9 in series, and the rest is the same as the first embodiment.

In a preferred embodiment, as shown in fig. 8, the water containing pipe 1 comprises two first top plates 103, two corresponding vertical connecting plates 104 are connected to a second top plate 103', the first top plates 103 and the vertical connecting plates 104 are not in a horizontal or vertical structure and maintain a certain inclination, wherein the connecting ends of the first top plates 103 and the vertical connecting plates 104 are higher than the other ends of the first top plates, the distance between the bottom ends of the two vertical connecting plates 104 is smaller than the distance between the top ends of the two vertical connecting plates, and a rounded transition is adopted at the connecting position of the first top plates 103 and the vertical plates 104 to facilitate the flow of liquid drops. The surface of the first top plate 103 adopts the above-mentioned plurality of micro-protrusion structures, and preferably, the surface of the vertical connecting plate 104 also adopts the above-mentioned plurality of micro-protrusion structures.

By adopting the scheme, the vertical connecting plate 104 is ensured to be inclined, and meanwhile, the gap between the first top plates 103 is smaller, so that more negative oxygen ion gas carrying water drops is contacted with the water filtering surface of the first top plates 103.

EXAMPLE III

Referring to fig. 9, the present embodiment is substantially the same as the second embodiment except that a ball float valve 8A is directly connected to a main water pipe 11 and fixed to the main water pipe 11 passing through an inner cavity of the second water containing pipe 1A, and a water distribution pipe 9 is omitted, and other aspects are the same as the second embodiment. By adopting the scheme, the water distribution pipe 9 and the stop valve 10 are saved, and the pipeline cost is saved.

Example four

Referring to fig. 10, 11 and 12, the present embodiment includes a third water containing pipe 1B, an air exciting pipe 2, an air compressor 3, an air storage tank 4, an air distributing pipe 5, a main air pipe 6, a water level control valve 8, a water distributing pipe 9, and a main water pipe 11, wherein the cross section of the third water containing pipe 1B is rectangular, a third negative ion air outlet hole 1B02 is formed in the upper side wall of the third water containing pipe 1B, the main air pipe 6 and the main water pipe 11 are disposed at both sides of the third water containing pipe 1B, the main air pipe 6 is communicated with the air exciting pipe 2 through a main air pipe joint 601 and the air distributing pipe 5, a plurality of air exciting holes 202 having a diameter of 0.5 to 1 mm are formed in the air exciting pipe 2, the air exciting pipe 2 is fixed to the bottom of the third water containing pipe 1B through a fixing plate 105, the air exciting holes 202 are 3 to 20 mm, preferably 1101 to 10 mm from the bottom of the second water containing pipe 1B, the main water pipe 11 is communicated with the water level control valve 8 located in the inner cavity of the third water containing pipe 1B through the main water pipe joint and the water distributing pipe 9, the other aspects are the same as the first embodiment.

EXAMPLE five

Referring to fig. 13, the present embodiment is substantially the same as the third embodiment, except that an air exciting plate 203 is disposed on the air exciting pipe 2 at a position 5-10 mm in front of the air exciting hole 202, which is similar to the third embodiment.

Various modifications and variations of the embodiments of the present invention may be made by those skilled in the art, and they are still within the scope of the present invention, provided they are within the scope of the claims of the present invention and their equivalents.

What has not been described in detail in this specification is the prior art or prior art that has been presented in several prior patent applications by the applicant.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.