CN211226382U

CN211226382U - Tidal filtering device, biochemical filtering device and environment-friendly system

Info

Publication number: CN211226382U
Application number: CN201921163917.8U
Authority: CN
Inventors: 刘伟
Original assignee: Hunan Qingchuang Technology Co ltd
Current assignee: Hunan Qingchuang Technology Co ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-08-11
Anticipated expiration: 2029-07-23

Abstract

The tidal device comprises a first containing cavity, a siphon pipe, a negative pressure cavity, a negative pressure liquid channel, a sealing sheet and a large pipe; when the liquid level of the liquid in the first cavity is higher than or equal to the siphon starting liquid level of the siphon, the siphon effect of the siphon is started, the sealing sheet is driven to deform or displace, the surfaces of the sealing sheet and the sealing sheet are not attached and sealed any more, so that the valve structure is opened, the first cavity is communicated with the large pipe, the liquid in the first cavity flows out of the first cavity through the large pipe, and the space vacated by the liquid outflow is filled with gas; the total opening area of the liquid outlet hole of the large tube is smaller than that of the valve hole of the large tube so as to raise the liquid pressure of the valve hole (DG-FK) part of the large tube (DG) when the liquid in the large tube is filled. The biochemical filter device and the environmental protection system are provided with the tidal device. The utility model has the advantages of simple structure, low cost, easy realization, beneficial environmental protection, prolonged service life and capability of eliminating the liquid discharge noise.

Description

Tidal filtering device, biochemical filtering device and environment-friendly system

Technical Field

The invention relates to liquid treatment, in particular to a tidal device, a biochemical filtering device, a fish-vegetable symbiotic system, a sewage treatment system and an environment-friendly system.

Background

The tide refers to the periodical fluctuation of liquid, so that the liquid and the gas in the accommodating cavity are alternately filled, and the simulated tide can be used for a water treatment device for sewage treatment, a breeding device for breeding industry, a planting device for planting industry, a feeding device for animal husbandry and industrial production.

The prior tidal device mainly has a siphon type and an electric type, the siphon type does not need electric control, so that the energy is saved, the maintenance is reduced, the prior art siphon type tidal device is widely adopted, and the siphon type tidal device has the noise problem due to the fact that gas is cut off.

The water dropping liner in the prior art can be used as a component of a tidal device, but has the problems of high water dropping noise, short service life of the water dropping liner, easy failure and the like.

Disclosure of Invention

In order to solve the problems, the invention designs a tide device, a biochemical filtering device, a fish-vegetable symbiotic system, a sewage treatment system and an environment-friendly system.

1. Tidal devices, characterized by: comprises a first containing cavity (RQ1), a siphon (HXG), a negative pressure cavity (FYQ), a negative pressure liquid channel (FYK), a sealing sheet (TXM) and a large pipe (DG);

part of cavity surfaces of the negative pressure cavity have deformation or displacement capacity, and the negative pressure cavity is connected with a sealing sheet (TXM) for force transmission; the cavity surface of the negative pressure cavity has deformation or displacement which can drive a sealing sheet (TXM) to generate displacement or deformation;

the negative pressure cavity (FYQ) is communicated with the first containing cavity (RQ1) through a negative pressure liquid channel (FYK);

the water inlet end of the siphon (HXG) is communicated with the negative pressure cavity (FYQ), and the water outlet end (HXG-CK) of the siphon (HXG) is communicated with the outside of the first cavity (RQ 1);

the big pipe (DG) is provided with a valve hole (DG-FK) and a liquid outlet hole (CYK);

the number of liquid outlet holes (CYK) of the large pipe (DG) is equal to or more than 1;

the total opening area of the liquid outlet hole (CYK) of the large pipe (DG) is smaller than the opening area of the valve hole (DG-FK) of the large pipe (DG), so that the liquid pressure in the pipe cavity of the large pipe at the position of the valve hole (DG-FK) of the large pipe (DG) is increased when the liquid in the large pipe is poured;

the valve hole (DG-FK) of the big pipe (DG) is higher than the liquid outlet hole (CYK) of the big pipe (DG);

the opening of the valve hole (DG-FK) of the big pipe (DG) is positioned inside the first containing cavity (RQ 1);

the opening of the liquid outlet hole (CYK) of the large pipe (DG) is positioned outside the first cavity (RQ 1);

the valve hole (DG-FK) of the large pipe (DG) and the surface of the sealing sheet (TXM) are matched to form a valve structure which can be opened and closed, the first containing cavity (RQ1) is communicated with the large pipe (DG) when the valve structure is opened, and the first containing cavity (RQ1) is not communicated with the large pipe (DG) when the valve structure is closed;

the siphon (HXG) is not directly communicated with the large pipe (DG);

when the valve structure is opened, the siphon (HXG) is communicated with the large pipe (DG) through the negative pressure cavity (FYQ), the negative pressure liquid channel (FYK) and the first containing cavity (RQ 1);

when the liquid level of the liquid in the first containing cavity (RQ1) is lower than the siphon starting liquid level of the siphon pipe (HXG), a valve hole (DG-FK) of the large pipe (DG) is in fit sealing with the surface of the sealing sheet (TXM), the valve structure is closed, and the liquid in the first containing cavity (RQ1) cannot flow out;

when the liquid level of the liquid in the first cavity (RQ1) is higher than or equal to the siphon start liquid level of a siphon (HXG), the siphon effect of the siphon (HXG) is started, the liquid in the first cavity (RQ1) flows out of the first cavity (RQ1) through a negative pressure liquid channel (FYK), a negative pressure cavity (FYQ) and a siphon (HXG) in sequence, the liquid pressure in the negative pressure cavity (FYQ) is reduced due to negative pressure generated by liquid flowing, part of the cavity surface of the negative pressure cavity (FYQ) generates displacement or deformation, the sealing plate (TXM) is driven to generate deformation or displacement, the surfaces of the sealing plate (TXM) and the sealing plate (TXM) are not attached and sealed, so that the valve structure is opened, the liquid in the first cavity (RQ1) flows out of the first cavity (RQ1) through a large pipe (DG), and the space where the liquid flows out is filled with gas;

in the falling process of the liquid level of the liquid in the first containing cavity (RQ1), before the gas in the first containing cavity (RQ1) reaches the valve structure, the gas enters the siphon through the negative pressure liquid channel (FYK) and the negative pressure cavity (FYQ), so that the siphon is stopped, the pressure in the negative pressure cavity is recovered, the valve structure is closed, and the gas in the first containing cavity (RQ1) cannot flow into the large pipe (DG) through the valve structure.

2. The tidal device according to claim 1, wherein: the outlet end (HXG-CK) of the siphon (HXG) has a tube silencing structure to reduce siphon noise.

The liquid pipe silencing structure comprises a main pipe (XSG-ZG) and a porous pipe (XSG-DKG);

the pipe wall of the main pipe (XSG-ZG) is provided with at least 2 side holes (XSG-ZG-CK-1);

the wall of the porous pipe (XSG-DKG) is provided with sponge-shaped holes (DKG-MXK);

the perforated pipe (XSG-DKG) is sleeved outside the main pipe (XSG-ZG);

the distances from the axes of at least 2 side holes (XSG-ZG-CK-1) to the same end of the main pipe (XSG-ZG) are unequal;

the diameter of the side hole (XSG-ZG-CK-1) is greater than 2 times the maximum diameter of the sponge-like hole (DKG-MXK);

the wall of the porous tube (XSG-DKG) covers the openings of the at least two side holes (XSG-ZG-CK-1) on the outer surface of the main tube (XSG-ZG).

3. The tidal device according to claim 2, wherein: the side hole is matched with the second containing cavity (RQ2), one part of the main pipe is above the liquid level of the liquid in the second containing cavity (RQ2), and the other part of the main pipe is below the liquid level of the liquid in the second containing cavity (RQ 2); a portion of the perforated tube (XSG-DKG) is above the level of liquid in the second volume (RQ2) and another portion of the perforated tube (XSG-DKG) is below the level of liquid in the second volume (RQ 2); when siphon of the siphon is started, gas in the siphon is discharged through the spongy pores (DKG-MXK) of the porous tubes (XSG-DKG), the poured liquid wets the spongy pores (DKG-MXK) of the porous tubes (XSG-DKG), the liquid in the spongy pores of the porous tubes is blocked to form a liquid tension barrier due to the tension action of the liquid, the liquid tension barrier is formed by the spongy pores (DKG-MXK) of the porous tubes (XSG-DKG), the tube walls of the porous tubes are formed by the liquid tension to ensure the integrity of the tube cavities of the porous tubes, so that external air cannot enter spaces in the tube cavities of the porous tubes, when the liquid in the main tube (XSG-ZG) stops inputting, the liquid in the spongy pores (DKG-MXK) of the porous tubes (XSG-DKG) flows downwards along the gravity direction, the spongy pores (G-DKG-MXK) of the porous tubes (XSG-DKG) lose the liquid, and then the pores are opened, form an exhaust channel when the liquid is filled into the space in the tube cavity of the porous tube next time.

4. The tidal device according to claim 1, wherein: the outlet end (HXG-CK) of the siphon (HXG) has a tube silencing structure to reduce siphon noise.

The liquid pipe silencing structure comprises a main pipe (XSG-ZG-B) and a porous pipe (XSG-DKG);

the pipe wall of the main pipe (XSG-ZG-B) is provided with a groove (XSG-ZG-B-CC), and the span of the groove (XSG-ZG-B-CC) in the direction of the main pipe axial line is more than 3 times of the diameter of the main pipe (XSG-ZG-B);

the perforated pipe (XSG-DKG) is sleeved outside the main pipe (XSG-ZG-B);

the minimum groove diameter of the groove (XSG-ZG-B-CC) is more than 2 times of the maximum diameter of the sponge-shaped hole (DKG-MXK);

the walls of the porous tube (XSG-DKG) cover all or a portion of the groove (XSG-ZG-B-CC) of the master tube (XSG-ZG-B) that opens onto the outer surface of the master tube (XSG-ZG-B).

5. The tidal device according to claim 4, wherein: when the liquid level meter is matched with the second containing cavity (RQ2), one part of the groove of the main pipe is above the liquid level of the liquid in the second containing cavity (RQ2), and the other part of the groove of the main pipe is below the liquid level of the liquid in the second containing cavity (RQ 2); a portion of the perforated tube (XSG-DKG) is above the level of liquid in the second volume (RQ2) and another portion of the perforated tube (XSG-DKG) is below the level of liquid in the second volume (RQ 2); when siphon of the siphon is started, gas in the siphon is discharged through the sponge-shaped holes (DKG-MXK) of the porous tube (XSG-DKG), the liquid filled in the sponge-shaped holes of the porous tube (XSG-DKG) wets the liquid in the porous tube (XSG-DKG) due to the tension of the liquid, the spongy pores (DKG-MXK) of the porous tube (XSG-DKG) are blocked to form a liquid tension barrier, the tube wall is formed by liquid tension, the integrity of the tube cavity of the porous tube is ensured, external air can not enter the space in the tube cavity of the porous tube, when the input of the liquid in the main pipe (XSG-ZG) is stopped, the liquid in the spongy pores (DKG-MXK) of the porous pipe (XSG-DKG) flows downwards along the gravity direction under the action of gravity, and the spongy pores (DKG-MXK) of the porous pipe (XSG-DKG) lose the liquid so that the pores are opened to form an exhaust channel when the liquid is filled into the space in the pipe cavity of the porous pipe at the next time.

6. The tidal device according to claim 1, wherein: the lower part of the siphon (HXG) is connected with a porous pipe (XSG-DKG); the porous tube (XSG-DKG) has sponge-like holes (DKG-MXK) in the side walls to reduce siphon noise.

7. The tidal device according to claim 6, wherein: for use with the second volume (RQ2), a portion of the perforated tube (XSG-DKG) is above the level of liquid in the second volume (RQ2) and another portion of the perforated tube (XSG-DKG) is below the level of liquid in the second volume (RQ 2); when siphon of the siphon is started, gas in the siphon is discharged through the sponge-shaped holes (DKG-MXK) of the porous tube (XSG-DKG), the poured liquid wets the liquid in the sponge holes of the porous tube (XSG-DKG) due to the tension of the liquid, the spongy pores (DKG-MXK) of the porous tube (XSG-DKG) are blocked to form a liquid tension barrier, the tube wall is formed by liquid tension, the integrity of the tube cavity of the porous tube is ensured, external air can not enter the space in the tube cavity of the porous tube, when the liquid in the tube cavity of the porous tube (XSG-DKG) stops being input, the liquid in the spongy holes (DKG-MXK) of the porous tube (XSG-DKG) flows downwards along the gravity direction under the action of gravity, and the spongy holes (DKG-MXK) of the porous tube (XSG-DKG) lose the liquid, so that the pores are opened, and an exhaust channel is formed when the liquid is filled into the space in the tube cavity of the porous tube next time.

8. The tidal device according to claim 1, wherein: the total area of the liquid outlet openings (CYK) of the large tube (DG) is less than or equal to half the area of the valve opening (DG-FK) of the large tube (DG).

9. The tidal device according to claim 1, wherein: the liquid outlet holes (CYK) of the large pipe (DG) are all positioned below the liquid level of the second containing cavity (RQ2) when the liquid outlet holes (CYK) are matched with the second containing cavity (RQ2) for use.

10. The tidal device according to claim 1, wherein: the liquid outlet hole (CYK) of the large pipe (DG) is positioned below the liquid level of the second containing cavity (RQ 2).

11. The tidal device according to claim 1, wherein: the side wall of the large pipe (DG) is also provided with a vent valve which is used for switching the communication state of the large pipe (DG) and air.

12. The tidal device according to claim 1, wherein: the air vent valve comprises an air vent (DG-TQK) and an elastic ring, and the elastic ring is sleeved on the outer wall of the large pipe (DG) to form an open or closed switch of the air vent (DG-TQK); when the elastic ring does not cover the air holes (DG-TQK), the air can enter the large pipe (DG) from the air holes (DG-TQK).

13. The tidal device according to claim 1, wherein: the drainage device is also provided with a drainage channel and a one-way valve, wherein the first end of the drainage channel is communicated with the lumen of the large tube, and the second end of the drainage channel is communicated with the atmosphere or the container; the one-way valve allows fluid to flow to the interior of the large tube via the drainage channel.

13.1 the tidal device according to claim 13, wherein: the control valve is used for controlling the opening and closing of the drainage channel or controlling the flow of the drainage channel.

14. The tidal device according to claim 1, wherein: there is also a screen arranged in the flow path between the volume of the first container (RQ1) and the valve structure or between the volume of the first container (RQ1) and the negative pressure liquid passage (FYK).

15. The tidal device according to claim 1, wherein: there are also elements or devices or systems that enhance the sealing capabilities of the valve structure.

16. The tidal device according to claim 1, wherein: there are also elements or devices or systems that enhance the sealing ability of the valve structure, relying on gravity or spring force to achieve the enhancement of the sealing ability of the valve structure.

17. The tidal device according to claim 1, wherein: the sealing plate (TXM) is made of elastic material.

18. The tidal device according to claim 1, wherein: the sealing plate (TXM) is made up of a plurality of elements.

19. The tidal device according to claim 1, wherein: the cavity surface of the negative pressure cavity (FYQ) is coplanar with the surface of the sealing plate (TXM), and the driving of the negative pressure cavity to the sealing plate (TXM) is directly realized through the body of the sealing plate (TXM).

20. The tidal device according to claim 1, wherein: the negative pressure chamber has a connection for transmitting force to a sealing plate (TXM).

21. Biochemical filter equipment or environmental protection system or fish and vegetable intergrowth system or sewage treatment system, its characterized in that: with a tidal device according to claim 1.

The beneficial effects are that: the liquid outlet of the large pipe for discharging liquid is separated from the liquid outlet of the siphon driven by the valve structure, and the liquid outlet hole of the large pipe is designed below the liquid level of the second cavity (no gas enters after exhaust in the first water discharging process), so that the gas in the cavity of the pipe during liquid filling is reduced, and the noise is reduced.

Beneficial effects 2: according to the invention, the caliber of the liquid outlet of the large pipe is set to be smaller than that of the valve hole of the large pipe, so that the hydraulic pressure near the valve hole of the large pipe is improved when the valve structure is opened, the opening difficulty of the valve structure is reduced, the rapid closing of the valve structure caused by the rapid negative pressure mutation near the valve structure when the drainage of the valve structure is finished is reduced, the closing speed of the valve structure is reduced, the water hammer effect of the valve structure is reduced, and the service life of the valve structure is prolonged.

Beneficial effect 3: the invention sets the caliber of the liquid outlet of the large pipe to be smaller than the valve hole of the large pipe, improves the hydraulic pressure near the valve hole of the large pipe when the valve structure is opened, and solves the problem of switch chattering (the opening liquid level of the valve structure is lower than the design liquid level, and the closing liquid level of the valve structure is higher than the design liquid level) which is violates the design purpose and occasionally occurs during the operation of the valve structure of the existing water falling liner.

Beneficial effect 4: the invention designs the gas channel which is automatically opened and closed along with the liquid filling and stopping by utilizing the natural law that the liquid tension changes along with the aperture size, thereby achieving the technical purpose of eliminating the noise of liquid discharging during the filling of the tube cavity.

The beneficial effects are that: the invention utilizes the natural law that the liquid tension changes along with the aperture size to design the gas channel which is automatically opened and closed along with the liquid filling and stopping at the water outlet end of the siphon tube, and achieves the technical aim of eliminating the noise of liquid discharging during the filling of the tube cavity on the premise of ensuring the pressure difference of the siphon tube.

The beneficial effects are that: according to the invention, the liquid outlet hole of the large tube is designed below the liquid level of the second cavity, so that the upward pressure applied to the surface of the sealing sheet is increased (greater than the pressure of the surface exposed to the atmosphere), the downward pressure applied to the sealing sheet when the valve structure is opened is further reduced, and the service life of the valve structure is prolonged.

The beneficial effects are that: the siphon water outlet similar to the liquid pipe silencing structure can be directly designed according to the height of the first container, so that the dependence of product design on liquid level height data is reduced, the product design difficulty is reduced, the product adaptation difficulty is reduced, and the product adaptability is improved.

The beneficial effects are that: the air valve structure is formed by the connection of the air holes on the large pipe and the elastic ring, so that the ventilation capacity of the large pipe can be conveniently switched, the mute mode and the oxygenation mode can be conveniently switched, the cost is saved, the mode can be conveniently switched by a user according to the requirement due to the ingenious design, the application environment adaptive capacity of the invention is enhanced, and the application scene of the invention is expanded.

The beneficial effects are that: the drainage channel on the large pipe can easily realize the function of introducing fluid, and the ingenious design ensures that the drainage channel not only saves the cost, but also facilitates the mode switching of a user according to the requirement, enhances the adaptive capacity of the application environment of the drainage channel, and expands the application scene of the drainage channel.

The beneficial effects are that: the drainage channel on the large pipe is combined with the technical characteristics of 'separation of a siphon pipe and a sewer pipe', the technical problem that after the existing sewer pipe of the water liner enters water, the siphon starting liquid level is improved by the pressure of the liquid below the sewer pipe, so that the starting liquid level is unstable is solved, and the technical effect of improving the stability of the tidal device is achieved while the drainage effect is ensured.

Beneficial effects 11: the invention has the advantages of simple structure, low cost, easy realization, environmental protection, prolonged service life and capability of eliminating the liquid discharge noise.

Drawings

FIG. 1 is a schematic view of example 1.

Fig. 2 is a schematic structural view of a large tube of example 1.

FIG. 3 is a schematic view of example 2.

FIG. 4 is a schematic view of a liquid tube silencing structure of example 2, in which XSZ-ZG-CK-1 is the number of side holes 1, XSZ-ZG-CK-2 is the number of side holes 2, XSZ-ZG-CK-3 is the number of side holes 3, XSZ-ZG-CK-4 is the number of side holes 4, and XSZ-ZG-CK-5 is the number of side holes 5.

Fig. 5 is a schematic view of a main pipe of the liquid pipe silencing structure of embodiment 2.

FIG. 6 is a schematic view of example 3.

Fig. 7 is a schematic view of a liquid pipe silencing structure of embodiment 3.

Fig. 8 is a schematic view of a main pipe of the liquid pipe silencing structure of example 3, wherein C-C is a sectional view of a section C, and D-D is a sectional view of a section D.

FIG. 9 is a schematic view of example 4.

FIG. 10 is a schematic view of example 5; in the figure 10, DG-CYK1 is the first liquid outlet hole of the large tube, and DG-CYK1 is the second liquid outlet hole of the large tube.

FIG. 11 is a schematic view of example 6.

Fig. 12 is a schematic diagram of example 7, in which the horizontal position of the valve hole (DF-FK) of the large tube is raised on the basis of example 6, and a downward protection tube (BHG) structure is added in order to reduce the risk of gas entering the large tube from the valve structure.

Fig. 13 is a schematic view of embodiment 8, the outer surface of the negative pressure cavity is connected with the sealing sheet through a connecting rod (LG), and the force transmission is realized through the connecting rod (LG).

FIG. 14 is a schematic view of example 9, wherein DXF is a check valve allowing gas inside the large pipe to flow to the inside of the large pipe through the check valve, and the check valve does not allow gas inside the large pipe to flow to the outside of the large pipe through the check valve; KG is a valve of the gas passage where the one-way valve is located and is used for controlling the opening and closing or the flow of the gas passage where the one-way valve is located; fig. 15 is a sectional view F-F of section F of fig. 2, fig. 16 is a sectional view N-N of section N of fig. 2, fig. 17 is a sectional view a-a of section a of fig. 5, fig. 18 is a sectional view B-B of section B of fig. 5, fig. 19 is a sectional view C-C of section C of fig. 8, and fig. 20 is a sectional view D-D of section D of fig. 8.

Detailed Description

Example 1 a tidal device as shown in fig. 1 and 2, comprising a first chamber (RQ1), a siphon (HXG), a negative pressure chamber (FYQ), a negative pressure fluid passage (FYK), a sealing plate (TXM), a large pipe (DG);

the cavity surface of the negative pressure cavity (FYQ) is coplanar with the surface of the sealing sheet (TXM), the surface of the sealing sheet (TXM) opposite to the cavity surface of the negative pressure cavity (FYQ) is called a negative pressure cavity surface, and the surface of the sealing sheet (TXM) opposite to the negative pressure cavity surface is called a surface;

the negative pressure cavity (FYQ) is communicated with the outside of the first cavity (RQ1) through a siphon pipe (HXG);

the water inlet end of the siphon (HXG) is communicated with the negative pressure cavity (FYQ);

the water outlet end (HXG-CK) of the siphon (HXG) is lower than the water inlet end of the siphon (HXG), and the water outlet end (HXG-CK) of the siphon (HXG) is lower than the negative pressure liquid channel (FYK);

the pipe diameter of the siphon (HXG) is larger than the opening of the negative pressure liquid channel (FYK) on the cavity surface of the negative pressure cavity (FYQ);

the diameter of the liquid outlet hole (CYK) of the big pipe (DG) is smaller than that of the valve hole (DG-FK) of the big pipe (DG);

the opening of the valve hole (DG-FK) of the big pipe (DG) is positioned in the first containing cavity (RQ 1);

the opening of the lowermost end of the liquid outlet hole (CYK) of the large pipe (DG) is positioned outside the first containing cavity (RQ1), and the opening of the liquid outlet hole (CYK) of the large pipe (DG) is positioned below the first containing cavity (RQ 1);

the siphon (HXG) is not directly communicated with the large pipe (DG);

the horizontal position of the liquid inlet of the valve structure is lower than the horizontal position of an opening of a negative pressure liquid channel (FYK) in the first containing cavity;

when the liquid level of the first containing cavity (RQ1) is higher than or equal to the siphon start liquid level of a siphon (HXG), siphoning is started, the liquid flows out of the first containing cavity (RQ1) through a negative pressure liquid channel (FYK), a negative pressure cavity (FYQ) and a siphon (HXG) in sequence, the liquid pressure in the negative pressure cavity (FYQ) is reduced due to negative pressure generated by liquid flowing, a sealing sheet (TXM) is concave towards the negative pressure cavity (FYQ) under the action of negative pressure to open a valve structure, the first containing cavity (RQ1) is communicated with a large pipe (DG), the liquid in the first containing cavity (RQ1) flows out of the first containing cavity (RQ1) through a liquid outlet hole (CYK) of the large pipe (DG), and the space vacated by the liquid flowing out is filled with gas; the filling gas can be the earth atmosphere or the gas conveyed from the closed container, and can be the atmosphere or the artificially prepared simple substance or mixed gas.

When the liquid level of the liquid in the first containing cavity (RQ1) is reduced to be below the highest point when the negative pressure liquid channel (FYK) is opened in the first containing cavity, air enters the siphon pipe (HXG) after entering the negative pressure cavity from the negative pressure liquid channel (FYK), the siphon effect of the siphon pipe (HXG) is stopped, the pressure in the negative pressure cavity is recovered, and the valve structure is closed;

the sealing plate (TXM) is made of an elastic material;

the liquid outlet hole (CYK) of the large pipe (DG) is positioned below the liquid level of the second containing cavity (RQ 2).

Example 2, as shown in fig. 3, 4 and 5, in addition to example 1, the water outlet end (HXG-CK) of the siphon (HXG) has a tube silencing structure;

the perforated pipe (XSG-DKG) is sleeved outside the main pipe (XSG-ZG);

Example 3, as shown in fig. 6, 7 and 8, in addition to example 1, the water outlet end (HXG-CK) of the siphon (HXG) has a tube silencing structure;

the perforated pipe (XSG-DKG) is sleeved outside the main pipe (XSG-ZG-B);

the wall of the perforated tube (XSG-DKG) covers all or a portion of the groove (XSG-ZG-B-CC) of the master tube (XSG-ZG-B) opening onto the outer surface of the master tube.

Example 4, as shown in fig. 9, based on example 1, the siphon (HXG) was connected to a perforated pipe (XSG-DKG) below; the porous tube (XSG-DKG) had sponge-like pores (DKG-MXK) on the side walls.

Embodiment 5, as shown in fig. 10, on the basis of embodiment 1, the side wall of the large tube (DG) is further provided with a vent hole (DG-TQK) and an elastic ring, the elastic ring is sleeved on the outer wall of the large tube (DG) to form a switch with the vent hole (DG-TQK) opened or closed; when the elastic ring does not cover the air holes (DG-TQK), the air can enter the large pipe (DG) from the air holes (DG-TQK); the number of the liquid outlet holes of the large tube is more than 2, and the liquid outlet holes are respectively a first liquid outlet hole (DG-CYK1) and a second liquid outlet hole (DG-CYK 2).

Example 6, as shown in fig. 11, based on example 5, the liquid inlet of the valve structure has a horizontal position higher than the horizontal position of the opening of the negative pressure liquid passage (FYK) in the first receptacle (RQ 1).

Example 7, as shown in fig. 12, based on example 5, the horizontal position of the liquid inlet of the valve structure is higher than the horizontal position of the opening of the negative pressure liquid channel (FYK) in the first cavity (RQ1), the valve structure is communicated with the first cavity through the protection pipe, the opening of the protection pipe is downward, and the possibility that the gas in the first cavity reaches the valve structure is reduced

Embodiment 8, as shown in fig. 13, in addition to embodiment 1, the outer surface of the negative pressure chamber and the seal piece are connected by a Link (LG), and the force transmission is realized by the Link (LG).

Example 9, as shown in fig. 14, on the basis of example 1, the drainage device further comprises a drainage channel, wherein a first end of the drainage channel is communicated with the lumen of the large tube, a second end of the drainage channel is communicated with the atmosphere or the container, a one-way valve and a control valve are arranged on the path of the drainage channel, and the one-way valve allows fluid to flow to the inside of the large tube through the drainage channel; the control valve is used for controlling the opening and closing or the flow of the diversion channel; when a user sets the control valve to be open, fluid flows into the large pipe from the drainage channel when the drainage of the large pipe is finished, and when the large pipe is filled, the fluid in the large pipe is drained into the second containing cavity (RQ2) through the liquid drainage hole of the large pipe to play a role in introducing the fluid into the liquid in the second containing cavity (for example, the introduced fluid is aerated or liquid, for example, the introduced fluid is aerated air to realize oxygenation, oxygen to realize oxygenation, ozone to realize disinfection, carbon dioxide to realize increase of dissolved carbon dioxide amount, artificially prepared mixed gas, added medicament and precipitator to facilitate precipitation, and introduced liquid with the same components and different temperatures to adjust the temperature of the liquid in the second containing cavity).

Example 10, on the basis of example 9, the drainage channel check valve and the control valve can be independent of each other or combined with each other to form the same device.

Example 11, on the basis of example 9, the one-way valve on the pipeline path of the drainage channel shares a structure or a component or a device with a large pipe.

Example 12, in example 9, the control valve in the pipeline path of the drainage channel shares a structure or a component or a device with the large pipe.

Example 12, on the basis of example 9, the arrangement order of the drainage channel one-way valve and the control valve on the pipeline path of the drainage channel can be reversed.

Example 13 on the basis of example 1, the liquid inlet of the valve structure has a lower horizontal position than the opening of the negative pressure liquid channel (FYK) in the first volume (RQ 1).

Example 14, in addition to example 1, the outlet end (HXG-CK) of the siphon (HXG) is lower than the lowest point of the negative pressure liquid channel (FYK).

Example 15, in addition to example 1, the water outlet end (HXG-CK) of the siphon (HXG) is higher than the lowest point of the negative pressure liquid channel (FYK).

Example 16, in addition to example 1, the water outlet end (HXG-CK) of the siphon (HXG) is lower than the water inlet end of the siphon (HXG).

Example 17, in addition to example 1, the water outlet end (HXG-CK) of the siphon (HXG) is higher than the water inlet end of the siphon (HXG).

Example 18, in the implementation of 5 based on, the number of riser vent (DG-TQK) and elastic ring is greater than or equal to 2.

Example 19, as shown in any of examples 1-4, wherein the first cavity (RQ1) is an artifact cavity (such as, but not limited to, a plastic container, a metal container, a stone container, a ceramic container, etc.) or a natural cavity (such as, but not limited to, a natural pond, a cave, bamboo, a rotten tree, etc.).

Example 20 as shown in any of examples 1-4, wherein the second cavity (RQ2) is an artifact cavity (such as, but not limited to, a cavity of a plastic container, a metal container, an artificial pond, an artificial lake, a stone container, a ceramic container, etc.) or a natural cavity (such as, but not limited to, a naturally occurring cavity of a natural pond, a cave, a bamboo tube, a rotten tree hole, etc.).

Example 21, as in any of examples 2-4 based on the embodiment shown, the porous tube lumen is a semi-through cavity, i.e. one end open and the other end not open (the bottom end not open).

Example 22, as in any of examples 2-4 shows based on the lumen of the porous tube is a full through cavity, i.e. one end is open and the other end is open (bottom end is open).

Other descriptions: the above embodiments are merely specific implementation examples of the present invention, and do not limit the scope of the present invention; since there are numerous specific implementation manners of the present invention, the applicant has expressed the technical idea of the present invention clearly enough to the reader, and the applicant considers that further description of the embodiments is not necessary.

Claims

the siphon (HXG) is not directly communicated with the large pipe (DG);

when the liquid level of the liquid in the first cavity (RQ1) is higher than or equal to the siphon start liquid level of a siphon (HXG), the siphon effect of the siphon (HXG) is started, the liquid in the first cavity (RQ1) flows out of the first cavity (RQ1) through a negative pressure liquid channel (FYK), a negative pressure cavity (FYQ) and a siphon (HXG) in sequence, the liquid pressure in the negative pressure cavity (FYQ) is reduced due to negative pressure generated by liquid flowing, part of cavity surfaces of the negative pressure cavity (FYQ) generate displacement or deformation, and then the sealing plate (TXM) is driven to generate deformation or displacement, so that the surfaces of the sealing plate (TXM) and the sealing plate (TXM) are not attached and sealed, the valve structure is opened, the liquid in the first cavity (RQ1) flows out of the first cavity (RQ1) through a large pipe (DG), and the space vacated by the liquid is filled with gas;

in the falling process of the liquid level of the liquid in the first containing cavity (RQ1), before the gas in the first containing cavity (RQ1) reaches the valve structure, the gas enters the siphon through the negative pressure liquid channel (FYK) and the negative pressure cavity (FYQ), so that siphon is stopped, the pressure in the negative pressure cavity is recovered, the valve structure is closed, and the gas in the first containing cavity (RQ1) cannot flow into the large pipe (DG) through the valve structure.

2. The tidal device of claim 1 wherein: the liquid outlet holes (CYK) of the large pipe (DG) are all positioned below the liquid level of the second containing cavity (RQ2) when the liquid outlet holes (CYK) are matched with the second containing cavity (RQ2) for use.

3. The tidal device of claim 1 wherein: the drainage device is also provided with a drainage channel and a one-way valve, wherein the first end of the drainage channel is communicated with the lumen of the large tube, and the second end of the drainage channel is communicated with the atmosphere or the container; the one-way valve allows fluid to flow to the interior of the large tube via the drainage channel; when the large pipe is filled, the fluid in the large pipe is discharged into the second cavity (RQ2) through the liquid discharge hole of the large pipe, and the drainage channel plays a role of introducing the fluid into the second cavity.

4. The tidal device of claim 1 wherein: the control valve is used for controlling the opening and closing of the drainage channel or controlling the flow of the drainage channel.

5. The tidal device of claim 1 wherein: there are also elements or devices or systems that enhance the sealing ability of the valve structure by relying on gravity or spring force or gas pressure to achieve the enhancement of the sealing ability of the valve structure.

6. The tidal device of claim 1 wherein: the large pipe (DG) is detachable.

7. The tidal device of claim 1 wherein: the sealing plate (TXM) is made of elastic material.

8. The tidal device of claim 1 wherein: the cavity surface of the negative pressure cavity (FYQ) is coplanar with the surface of the sealing plate (TXM), and the driving of the negative pressure cavity to the sealing plate (TXM) directly realizes the transmission of force through the body of the sealing plate (TXM).

9. The tidal device of claim 1 wherein: the negative pressure chamber has a connection for transmitting force to a sealing plate (TXM).

10. Biochemical filter equipment, its characterized in that: having a tidal device according to claim 1.

11. Environmental protection system, its characterized in that: having a tidal device according to claim 1.