CN216808281U

CN216808281U - Water treatment device

Info

Publication number: CN216808281U
Application number: CN202122442491.3U
Authority: CN
Inventors: 丁香鹏; 张仲春; 王统海; 王欣明; 杨瑞; 赵晓双; 玄明
Original assignee: Qingdao Guolin Environmental Protection Technology Co ltd
Current assignee: Qingdao Guolin Technology Group Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-06-24
Anticipated expiration: 2031-10-11

Abstract

The utility model discloses a water treatment device, which comprises a reaction vessel, an ozone adding module and at least one secondary mixer, wherein the reaction vessel is provided with a water inlet and a water outlet; the reaction vessel comprises at least one first opening, at least one second opening; each first opening and each second opening are respectively positioned at the upper end and the lower end of the reaction vessel; the ozone adding module is arranged at the lower part in the reaction container; each secondary mixer is respectively positioned above each first opening, is respectively connected and communicated with each first opening, and is used for introducing the treated water and leading out ozone waste gas, and mixing the ozone waste gas with the treated water. The utility model mixes and reacts the ozone in the reaction vessel with the treated water, and the ozone which does not react with the treated water rises to the first opening in the reaction vessel to form ozone waste gas; ozone waste gas gets into the secondary mixer, meets and mixes with the processing water that introduces through the secondary mixer, reduces the discharge of ozone waste gas, increases the utilization ratio of ozone, improves water treatment quality.

Description

Water treatment device

Technical Field

The utility model belongs to the technical field of water treatment equipment, and particularly relates to a water treatment device.

Background

Ozone generators on the market currently generate ozone by high-voltage discharge of oxygen in the air or oxygen with a volume greater than 90% Vol, and the consumption of electric resources is very high.

The existing mixing process of ozone and treated water mainly comprises an ozone aeration process, an ozone jet flow process and a gas-liquid mixing pump process.

The ozone adding process, whether an aeration process, a jet flow process or a gas-liquid mixing pump process, is to introduce ozone gas to the bottom of a reaction vessel filled with liquid to be treated, and the ozone gas is subjected to gas-liquid full contact reaction with the liquid in the reaction vessel to achieve corresponding process effects on the premise of ensuring the effective liquid depth through ozone gas output facilities such as aeration heads, diffusers, aeration hole pipes and the like uniformly arranged at the bottom of the reaction vessel.

And finally, the ozone which does not participate in the reaction floats out of the liquid level, enters a tail gas destructor through a tail gas recovery pipeline connected with the top of the reaction container, is treated and then is exhausted.

The ozone aeration adding process and the ozone jet adding process are mainstream ozone adding processes in the market, and the ozone utilization rates are respectively 60-70% and 75-80%, and are low. Finally, residual ozone floating out of the liquid level can only be discharged after being treated by a tail gas destructor, so that a large amount of waste exists.

Disclosure of Invention

The utility model provides a water treatment device, which increases the mixing flow of ozone and liquid, recycles the residual ozone in the existing adding process, improves the ozone utilization rate and saves energy.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a water treatment device comprises a reaction vessel, an ozone adding module and at least one secondary mixer;

the reaction container is used for temporarily storing the treated water and comprises at least one first opening and at least one second opening; each first opening and each second opening are respectively positioned at the upper end and the lower end of the reaction vessel;

the ozone adding module is arranged at the lower part in the reaction container and is used for introducing ozone into the reaction container;

each secondary mixer is respectively positioned above each first opening, and is respectively connected and communicated with each first opening; for introducing the treated water and for introducing the ozone off-gas and for mixing the ozone off-gas with the treated water.

In one embodiment, the secondary mixer comprises a first end, a second end, a cylinder body and a flow blocking structure;

the cylinder body is of a straight cylinder structure; the flow resisting structure is arranged in the cylinder body and is used for resisting flow of the treatment water flowing into the cylinder body;

each first end is connected and communicated with each first opening respectively; each of the second ends is used for introducing the treated water and leading out the ozone off-gas.

In one embodiment, the flow blocking structure comprises a plurality of flow blocking pieces which are connected and matched with the inner wall of the cylinder body and are respectively and fixedly connected with the inner wall of the cylinder body; each spoiler is distributed along the length direction of the cylinder body; the adjacent spoilers are arranged in a staggered manner.

In one embodiment, the cylinder is a cylinder; the projection of the spoiler on the cross section of the cylinder body is a sector or a part of a sector.

In one embodiment, the projection of the spoiler on the cross section of the cylinder body is a semi-circle surface or a partial semi-circle surface; the angle difference between the adjacent spoilers is 90 degrees.

In one embodiment, the cylinder is a cylinder; the projection of the flow blocking sheet on the cross section of the cylinder body is annular or partially annular;

the spoiler comprises a first through hole, and the diameter of the first through hole is not smaller than the radius of the cylinder.

In some embodiments, the spoiler comprises a connecting edge, a free edge; the connecting edge is fixedly connected with the inner wall of the cylinder body; the spoiler is inclined upwards from the connecting edge to the free edge.

In some embodiments, the system further comprises a liquid supply module, a tail gas treatment module, an isolation pipe and a communicating pipe;

the liquid supply module is used for supplying the treated water to the reaction container;

the tail gas treatment module is used for treating the ozone waste gas;

the isolation pipe comprises a vertical pipe, and one end of the vertical pipe is connected and communicated with the liquid supply module;

the inner diameter of the communicating pipe is larger than that of the isolating pipe; one end of the tail gas treatment module is connected and communicated with the other end of the isolation pipe and the tail gas treatment module respectively;

the other end of the communicating pipe is respectively connected and communicated with the second ends.

In some embodiments, the isolation pipe is a U-shaped pipe, which is disposed upside down, and has one end connected to and communicated with the liquid supply module and the other end connected to and communicated with the tail gas treatment module and the communication pipe, respectively.

In some embodiments, the reaction vessel further comprises at least one ozone collecting member which is a flared structure with two open ends; each ozone collecting piece is inverted, and the edges of the lower ends of the adjacent ozone collecting pieces are connected and arranged at the upper end of the reaction container; the port at the upper end of the ozone collecting member is the first opening.

Compared with the prior art, the utility model has the advantages and positive effects that: the water treatment device is provided with at least one secondary mixer, so that ozone which is fed into the reaction vessel by the ozone feeding module is mixed with the treatment water in the reaction vessel and reacts; the ozone which does not react with the treated water rises to the first opening in the reaction container to form ozone waste gas; ozone waste gas enters each secondary mixer, meets and mixes with the treated water in the secondary mixer again, and then enters the reaction vessel, so that the discharge of the ozone waste gas is reduced, the utilization rate of ozone is increased, and the cost is saved; the contact area and the contact time of the ozone and the treated water are increased, and the water treatment quality is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic system diagram of an embodiment of a water treatment device according to the present invention;

FIG. 2 is a schematic diagram of an exemplary construction of a secondary mixer;

fig. 3 is a schematic structural sectional view of another example of the secondary mixer.

In the figure, the position of the upper end of the main shaft,

1. a reaction vessel; 2. a secondary mixer; 3. an ozone adding module; 4. a tail gas treatment module; 5. a liquid supply module; 6. an isolation pipe; 7. a communicating pipe; 11. A first opening; 12. a second opening; 13. an ozone collection member; 21. a first end; 22. a second end; 23. a barrel; 24. a spoiler; 25. a cross-section; 26. an axis; 61. a vertical tube; 241. a first through hole; 242. a connecting edge; 243. a free edge.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

Referring to fig. 1, 2 and 3, the utility model discloses a water treatment device, which comprises a reaction vessel 1, an ozone adding module 3 and at least one secondary mixer 2.

The reaction vessel 1 is used for temporarily storing the treated water, and the treated water is mixed with ozone and reacted in the reaction vessel 1. The reaction vessel 1 comprises at least one first opening 11, at least one second opening 12, which are arranged at the upper end and the lower end of the reaction vessel 1, respectively. Each first opening 11 is for introducing treated water; each second opening 12 is used for leading out the treated water after reaction, so that the treated water flows from top to bottom.

The ozone adding module 3 is arranged at the lower part in the reaction vessel 1 and is used for adding ozone; the ozone added into the reaction container 1 meets and mixes with the treatment water flowing from top to bottom in the rising process to react, thereby realizing the purpose of water treatment.

Each secondary mixer 2 is respectively arranged above each first opening 11, and is respectively connected and communicated with each first opening 11; the reaction vessel 1 introduces the treated water and the ozone off-gas through the secondary mixers 2, and pre-mixes the ozone off-gas passing through the secondary mixer 2 with the treated water introduced through the secondary mixer 2, thereby reusing the residual and discharged ozone off-gas in the reaction vessel 1.

According to the water treatment device, the at least one secondary mixer 2 is arranged, so that residual and discharged ozone waste gas in the reaction container 1 and the treated water passing through the secondary mixer 2 are premixed in the secondary mixer 2 and then enter the reaction container 1, the contact area and the contact time of ozone and the treated water are increased, and the quality of the treated water is improved; in addition, the ozone in the ozone waste gas is mixed and reacted with the treated water again, so that the discharge of the ozone waste gas is reduced, the utilization rate of the ozone is improved, and the cost is reduced.

In one embodiment, referring to fig. 1, 2 and 3, the secondary mixer 2 includes a first end 21, a second end 22, a cylinder 23, and a flow blocking structure.

The cylinder 23 is a straight cylinder structure, and the first end 21 and the second end 22 are positioned at two ends of the cylinder 23; the flow resisting structure is arranged in the cylinder body 23 and has a flow resisting function.

The first end 21 is connected and communicated with the first opening 11; the second end 22 is used for introducing treated water and ozone exhaust gas. The treated water and the ozone waste gas are choked in the secondary mixer 2, so that the time of the treated water and the ozone waste gas flowing through the secondary mixer 2 is prolonged, the mixing rate of the ozone waste gas and the treated water is improved, and the ozone utilization rate is improved.

In one embodiment, referring to fig. 1, 2 and 3, the flow blocking structure includes a plurality of flow blocking plates 24, which are installed to fit with the inner wall of the cylinder 23 and fixedly connected to the inner wall of the cylinder 23.

Each baffle 24 is distributed along the length direction of the cylinder 23, and the adjacent baffles 24 are arranged in a staggered manner.

The water treatment device of the embodiment makes the treated water and the ozone waste gas flowing in the cylinder 23 all receive resistance through the flow blocking sheets 24 which are arranged in a staggered way, slows down the flow velocity of the treated water and the ozone waste gas, and increases the contact time of the treated water and the ozone waste gas in the secondary mixer 2.

In one embodiment, referring to fig. 2, the cylinder 23 is a cylinder; the projection of each spoiler 24 on the cross section 25 of the cylinder 23 is a sector or a partial sector; the partial sector can be a sector cut-off triangular part or a structure of cutting off a part of the triangular part.

In one embodiment, referring to fig. 2, the projections of the flow blocking plates 24 on the cross section 25 of the cylinder 23 are semi-circular surfaces or partial semi-circular surfaces, and the angle difference between adjacent flow blocking plates 24 is 90 °.

Part of the semi-circle surface is a structure surrounded by an edge parallel to the diameter of the semi-circle and an arc-shaped edge connected with the edge.

In one embodiment, referring to fig. 3, the cylinder 23 is a cylinder; the baffles 24 are distributed along the axis 26 of the cylinder 23 and have an annular or partially annular shape in projection onto the cross-section 25 of the cylinder 23. The spoiler 24 includes a first through hole 241 having a diameter not smaller than the radius of the cylinder 23 to prevent excessive pressure caused by the unsmooth flow of the treated water and the ozone off-gas in the cylinder 23.

The partial ring shape is a ring shape including a gap, and prevents the treated water flowing from the top to the bottom from being retained above the flow blocking plate 24.

In one embodiment, referring to fig. 2 and 3, the flow blocking plates 24 are uniformly distributed along the axis 26 of the cylinder 23 to improve the uniformity of the flow rate of the treated water and the ozone off-gas in the cylinder 23.

Of course, the barrel 23 may be other shaped barrels, such as square barrels, oval barrels, or other regular or irregular shaped straight barrels.

Similarly, the spoiler 24 can also be a triangular, trapezoidal, square or other shaped plate structure, as long as the spoiler for flow blocking function disposed in the cylinder 23 is the protection content of this patent.

In an embodiment, referring to fig. 1, 2 and 3, the water treatment device further includes a liquid supply module 5, a tail gas treatment module 4, an isolation pipe 6 and a communicating pipe 7.

The liquid supply module 5 is used for supplying the treatment water to the reaction container 1. The tail gas treatment module 4 is used for treating the ozone waste gas flowing out of the secondary mixer 2.

The isolation pipe 6 comprises a vertical pipe 61, which is vertically arranged, and one end of the vertical pipe is connected and communicated with the liquid supply module 5.

The inner diameter of the communicating pipe 7 is larger than that of the vertical pipe 61, one end of the communicating pipe is respectively connected and communicated with the other end of the vertical pipe 61 and the tail gas treatment module 4, and the other end of the communicating pipe is respectively connected and communicated with the second end 22 of each secondary mixer 2.

The water treatment device of the embodiment prevents the ozone waste gas from entering the isolation pipe 6 and further entering the liquid supply module 5 through the treated water in the vertical pipe 61.

Through setting up the communicating pipe 7 that the internal diameter is greater than vertical pipe 61, ozone waste gas that secondary mixer 2 emitted when making the interior processing water of vertical pipe 61 get into communicating pipe 7 still accessible communicating pipe 7 gets into tail gas treatment module 4.

The water treatment device of the embodiment can treat the ozone waste gas more reliably.

In an embodiment, referring to fig. 1, the isolation pipe 6 is a U-shaped pipe, which is disposed upside down, and has one end connected and communicated with the liquid supply module 5 and the other end connected and communicated with the tail gas treatment module 4 and the communication pipe 7, respectively. The communication pipe 7 is arranged laterally.

The water treatment device of the embodiment can enable the treated water in the liquid supply module 5 and the treated water in the communicating pipe 7 to have the same or similar potential energy, reduce the pressure of the treated water in the isolating pipe 6 and reduce the energy consumed by liquid supply of the liquid supply module 5.

In some embodiments, referring to fig. 1, 2, 3, each spoiler 24 of the secondary mixer 2 includes a connecting edge 242, a free edge 243; the connecting edge 242 is adapted to the inner wall of the cylinder 23 and is fixedly connected to the inner wall of the cylinder 23. Each spoiler 24 is inclined upwardly from the connecting edge 242 to the free edge 243.

The water treatment facilities of this embodiment makes in the secondary mixer 2 from the bottom up ozone waste gas can not stay in the below of each spoiler 24, improves the unobstructed nature that ozone waste gas flows out, prevents that the pressure in the secondary mixer 2 is too big, improves water treatment facilities's stability.

In some embodiments, referring to fig. 2 and 3, each baffle 24 is angled from 3 ° to 60 ° relative to the cross-section 25 of the barrel 23.

In some embodiments, referring to fig. 1 and 3, the reaction vessel 1 further comprises at least one ozone collecting member 13, which is a flared structure with both ends open. Each ozone collecting piece 13 is arranged at the upper end of the reaction vessel 1 in an inverted manner; the adjacent lower end edges of the ozone collecting pieces 13 are fixedly connected with each other; the port at the upper end of the ozone collecting member 13 is the first opening 11.

This embodiment increases the efficiency of collecting ozone off-gas in the reaction vessel 1 by inverting the flared ozone collector 13 so that ozone off-gas enters the secondary mixer 2 from the first opening 11 along the inclined side wall of the ozone collector 13.

The ozone collecting piece 13 can be in a bell mouth shape or a quadrangular frustum pyramid flaring shape; preferably, the shape of a quadrangular frustum pyramid shaped flare is such that the lower end edges of the ozone collectors 13 are connected adjacently without transition, thereby further increasing the efficiency of collecting the ozone off-gas in the reaction vessel 1.

In some embodiments, referring to fig. 1 and 3, each second opening 12 is located below the ozone dosing module 3, so as to increase the contact area and contact time between the treated water and the ozone, and improve the water treatment quality.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and operate, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly on or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A water treatment device, comprising:

at least one secondary mixer which is respectively positioned above the first openings, is respectively connected with the first openings and is communicated with the first openings; for introducing the treated water and for introducing the ozone off-gas and for mixing the ozone off-gas with the treated water.

2. The water treatment device of claim 1, wherein the secondary mixer comprises a first end, a second end, a barrel, a flow-impeding structure;

3. The water treatment device of claim 2, wherein the flow blocking structure comprises a plurality of flow blocking plates which are connected and adapted with the inner wall of the cylinder body and are respectively fixedly connected with the inner wall of the cylinder body; each spoiler is distributed along the length direction of the cylinder body; the adjacent spoilers are arranged in a staggered manner.

4. The water treatment device of claim 3, wherein the cartridge is a cylinder; the projection of the spoiler on the cross section of the cylinder body is a sector or a part of a sector.

5. The water treatment device of claim 4, wherein the projection of the flow blocking sheet on the cross section of the cylinder body is a semi-circular surface or a partial semi-circular surface; the angle difference between the adjacent spoilers is 90 degrees.

6. The water treatment device of claim 3, wherein the cartridge is a cylinder; the projection of the flow blocking sheet on the cross section of the cylinder body is annular or partially annular;

7. The water-treating device of any one of claims 3 to 6, wherein the baffle includes a connecting edge, a free edge; the connecting edge is fixedly connected with the inner wall of the cylinder body; the spoiler is inclined upwards from the connecting edge to the free edge.

8. The water treatment device according to any one of claims 2 to 6, further comprising a liquid supply module, a tail gas treatment module, an isolation pipe, and a communicating pipe;

the tail gas treatment module is used for treating the ozone waste gas;

9. The water treatment device according to claim 8, wherein the isolation pipe is a U-shaped pipe which is arranged in an inverted manner, one end of the isolation pipe is connected and communicated with the liquid supply module, and the other end of the isolation pipe is respectively connected and communicated with the tail gas treatment module and the communicating pipe.

10. The water treatment device of any one of claims 2 to 6, wherein the reaction vessel further comprises at least one ozone collecting member which is a flared structure with both ends open; each ozone collecting piece is inverted, and the edges of the lower ends of the adjacent ozone collecting pieces are connected and arranged at the upper end of the reaction container; the port at the upper end of the ozone collecting member is the first opening.