阅读说明：本技术 一种光催化污水预处理装置 (Photocatalysis sewage pretreatment device ) 是由 王军飞 张国保 张永利 于 2019-11-20 设计创作，主要内容包括：本发明公开了一种光催化污水预处理装置,涉及污水处理技术领域。本发明包括圆形水池,圆形水池周侧面上端部固定连通有污水进管；圆形水池内底面同轴线由内到外依次固定有用于分隔的第一圆筒、第二圆筒；第一圆筒周侧面与第二圆筒周侧面均开有栅格形进水孔；第二圆筒周侧面贴合有第一砂基透水滤板组；第一圆筒周侧面贴合有第二砂基透水滤板组。本发明通过设计的圆形水池、第一圆筒与第二圆筒形成第一过滤腔、第二过滤腔、破碎出液腔进行递进式处理,破碎清理组件破切处理减小污水中有机物的颗粒,提高污水的均匀分布性,解决了现有光催化污水处理无前序处理成本高的问题。(The invention discloses a photocatalytic sewage pretreatment device, and relates to the technical field of sewage treatment. The invention comprises a circular water tank, wherein the upper end part of the peripheral side surface of the circular water tank is fixedly communicated with a sewage inlet pipe; a first cylinder and a second cylinder which are used for separating are sequentially fixed on the inner bottom surface of the circular water pool from inside to outside in a coaxial manner; grid-shaped water inlet holes are formed in the peripheral side surface of the first cylinder and the peripheral side surface of the second cylinder; a first sand-based water-permeable filter plate group is attached to the peripheral side surface of the second cylinder; the peripheral side surface of the first cylinder is attached with a second sand-based permeable filter plate group. According to the invention, the designed circular water tank, the first cylinder and the second cylinder form the first filter chamber, the second filter chamber and the crushing liquid outlet chamber for progressive treatment, the crushing and cleaning component performs crushing treatment to reduce organic particles in sewage, improve the uniform distribution of sewage, and solve the problem that the existing photocatalytic sewage treatment has no preorder treatment and has high treatment cost.)

1. The utility model provides a photocatalysis sewage pretreatment device, includes circular pond (1), its characterized in that:

the upper end part of the peripheral side surface of the circular water tank (1) is fixedly communicated with a sewage inlet pipe (6); a first cylinder (2) and a second cylinder (3) which are used for separation are coaxially and sequentially fixed on the inner bottom surface of the circular water pool (1) from inside to outside; grid-shaped water inlet holes are formed in the peripheral side surface of the first cylinder (2) and the peripheral side surface of the second cylinder (3); a first sand-based water-permeable filter plate group (4) is attached to the peripheral side surface of the second cylinder (3); a second sand-based water-permeable filter plate group (5) is attached to the peripheral side surface of the first cylinder (2);

the cavity of the circular water pool (1) is divided into a first filtering cavity (7) from the outer ring to the inner ring, a second filtering cavity (8) and a crushing liquid outlet cavity (9) by a first cylinder (2) and a second cylinder (3); an L-shaped liquid outlet pipe (11) penetrates through and is fixed on the lower end face of the circular water pool (1), and the upper end of the L-shaped liquid outlet pipe (11) penetrates to the upper part of the crushing liquid outlet cavity (9); an aeration component (10) is arranged at the bottom of the first filter cavity (7);

the upper end of the first cylinder (2) is fixed with a crushing and cleaning assembly (12) through four semicircular arc plates; the crushing and cleaning assembly (12) comprises a circular plate (13) and two cleaning brushes (15); three first motors (14) are fixed on the upper surface of the circular plate (13); motor output shafts of the three first motors (14) extend to the lower part of the crushing liquid outlet cavity (9), and crushing cutting blades (16) are fixed on the three output shafts in a staggered manner; a second motor (17) is fixed on the lower surface of the circular plate (13); a horizontal plate (18) is fixed on an output shaft of the second motor (17); two cleaning brushes (15) are arranged on the lower side surface of the horizontal plate (18).

2. A photocatalytic sewage pretreatment device according to claim 1, characterized in that a sleeve (19) is fixed on the upper surface of the circular plate (13) and around the output shaft of the second motor (17); the upper end surface of the sleeve (19) is rotatably connected with the lower surface of the horizontal plate (18) through a plane bearing.

3. A photocatalytic sewage pretreatment device according to claim 1, characterized in that the axes of the three first motors (14) are arranged in a square with the vertical part of the L-shaped liquid outlet pipe (11).

4. A photocatalytic sewage pretreatment device according to claim 1, characterized in that four fixed support legs (20) are fixed on the lower surface of the circular water tank (1).

5. A photocatalytic sewage pretreatment device according to claim 1, characterized in that the aeration assembly (10) is a plurality of aeration heads (21) which are arranged in a ring shape and connected through an air duct.

Technical Field

The invention belongs to the technical field of sewage treatment, and particularly relates to a photocatalytic sewage pretreatment device.

Background

The photocatalytic reactor, which is the main device of the photocatalytic reaction, determines the exertion of the catalytic activity and the utilization problem of light, and directly influences the efficiency of the photocatalytic reaction. The design and development of the photocatalytic reactor are key steps in the practical application of the photocatalytic technology. A successful photocatalytic reactor necessarily embodies an optimal combination of catalyst activity and light source utilization. How to improve the utilization rate of the light source and maximize the activity of the catalyst has become one of the key points of research and development of the reactor. The market of high-quality drinking water and treatment equipment thereof is wide, which provides huge space for the development of new technology. Researchers in China develop a plurality of photocatalytic reactors according to different design ideas.

The waste matter of great quality part to in the sewage enters into the reactor need throw with more catalyst and participates in the catalysis in sewage treatment, the reaction time that the catalysis is complete is longer, the catalyst actual utilization who puts in is lower to the waste matter of uneven distribution, the resource has been wasted, only generally carry out simple floater interception when carrying out sewage treatment now, and do not carry out the preliminary treatment of sewage, inside all impurity all need adopt the catalyst to carry out the flocculation and precipitation processing, the processing time that needs is long, the medicament use amount is big, high in production cost.

Disclosure of Invention

The invention aims to provide a photocatalytic sewage pretreatment device, which forms a first filter chamber, a second filter chamber and a crushing liquid outlet chamber through a designed circular water tank, a first cylinder and a second cylinder to carry out progressive treatment, and a crushing and cleaning assembly is used for carrying out crushing treatment to reduce particles of organic matters in sewage, improve the uniform distribution of the sewage and solve the problem that the conventional photocatalytic sewage treatment has no preorder treatment cost.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a photocatalytic sewage pretreatment device, which comprises a circular water tank, wherein the upper end part of the peripheral side surface of the circular water tank is fixedly communicated with a sewage inlet pipe; a first cylinder and a second cylinder for separation are sequentially fixed on the inner bottom surface of the circular water pool from inside to outside in a coaxial manner; grid-shaped water inlet holes are formed in the peripheral side surface of the first cylinder and the peripheral side surface of the second cylinder; a first sand-based water-permeable filter plate group is attached to the peripheral side surface of the second cylinder; a second sand-based water-permeable filter plate group is attached to the peripheral side surface of the first cylinder; the first sand-based water-permeable filter plate group and the second sand-based water-permeable filter plate group have the same structural characteristics, the second sand-based water-permeable filter plate group is formed by bonding fired fine sand with high quartz content by a resin curing agent and can be formed in one step or in a structure with a plurality of small blocks connected end to end, and the fineness of the sand grains adopted by the second sand-based water-permeable filter plate group is smaller than that of the sand grains adopted by the first sand-based water-permeable filter plate group; the cavity of the circular water pool is divided into a first filter cavity, a second filter cavity and a crushing liquid outlet cavity from the outer ring to the inner ring by a first cylinder and a second cylinder; an L-shaped liquid outlet pipe penetrates through and is fixedly arranged on the lower end face of the circular water pool, and the upper end of the L-shaped liquid outlet pipe penetrates to the upper part of the crushing liquid outlet cavity; an aeration component is arranged at the bottom of the first filter cavity; the upper end of the first cylinder is fixed with a crushing and cleaning assembly through four semicircular arc plates; the crushing and cleaning assembly comprises a circular plate and two cleaning brushes; three first motors are fixed on the upper surface of the circular plate; the three first motor output shafts extend to the lower part of the crushing liquid outlet cavity, and crushing cutting blades are fixed on the three output shafts in a staggered manner; a second motor is fixed on the lower surface of the circular plate; a horizontal plate is fixed on the output shaft of the second motor; two the clearance brush is installed at the horizontal plate downside.

Further, a sleeve is fixed on the upper surface of the circular plate and positioned on the peripheral side of the output shaft of the second motor; the upper end surface of the sleeve is rotatably connected with the lower surface of the horizontal plate through a plane bearing.

Furthermore, the axes of the three first motors and the axis of the vertical part of the L-shaped liquid outlet pipe are arranged in a square shape.

Furthermore, four fixed support frame legs are fixed on the lower surface of the round water pool.

Furthermore, the aeration component is a plurality of aeration heads which are annularly arranged and connected through the air guide pipe.

The invention has the following beneficial effects:

according to the invention, the designed circular water tank, the first cylinder and the second cylinder form the first filter cavity, the second filter cavity and the crushing liquid outlet cavity for progressive treatment, large-particle organic matters or inorganic matters are filtered under the double filtration of the first sand-based water permeable filter plate group and the second sand-based water permeable filter plate group, and the crushing and cleaning assembly at the upper part is used for crushing and cutting secondary filter liquid in the crushing liquid outlet cavity, so that the particle size of the organic matters in sewage is reduced, the uniform distribution of the organic matters or the inorganic matters is improved, and the subsequent photocatalytic sewage treatment is facilitated.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a photocatalytic sewage pretreatment device according to the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

FIG. 4 is a schematic structural view of the first sand-based permeable filter plate group and the second sand-based permeable filter plate group of the present invention;

in the drawings, the components represented by the respective reference numerals are listed below:

1-a circular water tank, 2-a first cylinder, 3-a second cylinder, 4-a first sand-based permeable filter plate group, 5-a second sand-based permeable filter plate group, 6-a sewage inlet pipe, 7-a first filter chamber, 8-a second filter chamber, 9-a crushing liquid outlet chamber, 10-an aeration component, 11-an L-shaped liquid outlet pipe, 12-a crushing cleaning component, 13-a circular plate, 14-a first motor, 15-a cleaning brush, 16-a crushing cutting blade, 17-a second motor, 18-a horizontal plate, 19-a sleeve, 20-a fixed support leg and 21-an aeration head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the invention is a photocatalytic sewage pretreatment device, comprising a circular water tank 1, four fixed support legs 20 fixed on the lower surface of the circular water tank 1, and a sewage inlet pipe 6 fixedly communicated with the upper end part of the peripheral side surface of the circular water tank 1; a first cylinder 2 and a second cylinder 3 for separation are sequentially fixed on the inner bottom surface of the circular water pool 1 from inside to outside in a coaxial manner; grid-shaped water inlet holes are formed in the peripheral side surface of the first cylinder 2 and the peripheral side surface of the second cylinder 3; a first sand-based permeable filter plate group 4 is attached to the peripheral side surface of the second cylinder 3; a second sand-based permeable filter plate group 5 is attached to the peripheral side surface of the first cylinder 2; the first sand-based permeable filter plate group 4 and the second sand-based permeable filter plate group 5 have the same structural characteristics, the second sand-based permeable filter plate group 5 is formed by bonding fired fine sand with high quartz content by a resin curing agent and can be formed in one step or in a small block structure with a plurality of blocks connected end to end, and the fineness of the sand grains adopted by the second sand-based permeable filter plate group 5 is smaller than that of the sand grains adopted by the first sand-based permeable filter plate group 4.

The cavity of the circular water pool 1 is divided into a first filter chamber 7, a second filter chamber 8 and a crushing liquid outlet chamber 9 from the outer ring to the inner ring by a first cylinder 2 and a second cylinder 3; an L-shaped liquid outlet pipe 11 penetrates through and is fixed on the lower end face of the circular water pool 1, and the upper end of the L-shaped liquid outlet pipe 11 penetrates to the upper part of the crushing liquid outlet cavity 9; the bottom of the first filter cavity 7 is provided with an aeration component 10, and the aeration component 10 is a plurality of aeration heads 21 which are annularly arranged and connected through air ducts;

the upper end of the first cylinder 2 is fixed with a crushing and cleaning component 12 through four semicircular arc plates; the crushing and cleaning assembly 12 comprises a circular plate 13 and two cleaning brushes 15; three first motors 14 are fixed on the upper surface of the circular plate 13; motor output shafts of the three first motors 14 extend to the lower part of the crushing liquid outlet cavity 9, crushing cutting blades 16 are fixed on the three output shafts in a staggered mode, and the axes of the three first motors 14 and the axis of the vertical part of the L-shaped liquid outlet pipe 11 are arranged in a square mode; a second motor 17 is fixed on the lower surface of the circular plate 13; a horizontal plate 18 is fixed on an output shaft of the second motor 17; two cleaning brushes 15 are mounted on the underside of the horizontal plate 18.

Wherein, a sleeve 19 is fixed on the upper surface of the circular plate 13 and positioned on the peripheral side of the output shaft of the second motor 17; the upper end surface of the sleeve 19 is rotatably connected with the lower surface of the horizontal plate 18 through a plane bearing, so that the stable rotation of the horizontal plate 18 is guaranteed.

One specific application of this embodiment is: when the device is used, waste water enters the first filter cavity 7 from the sewage inlet pipe 6, part of organic matters are oxidized and gathered into large granular flocculates under the strong aeration oxidation action of the aeration component 10, part of large granular matters filtered by the first sand-based permeable filter plate group 4 are blocked, parts which are not blocked enter the second filter cavity 8, secondary filtration is carried out under the filtration action of the second sand-based permeable filter plate group 5, sewage is further filtered to reduce the organic matters therein, the sewage enters the crushing liquid outlet cavity 9 after primary filtration, under the high-speed rotation of the three first motors 14, the three main shafts drive the crushing blades 16 which are arranged in a staggered mode to strongly shear and crush the organic matters in the sewage, the uniform distribution of the organic matters in the water after crushing is improved, and the second motor 17 drives the two cleaning brushes 15 through the horizontal plate 18 to respectively scrub the outer side surfaces of the first sand-based permeable filter plate group 4 and the second sand-based permeable filter plate group 5 Continuous efficient filtration is guaranteed, and the liquid level passes through the next photocatalytic reaction process of L-shaped liquid outlet pipe 11 runner when being higher than the upper end of L-shaped liquid outlet pipe 11.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to 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 invention. In this specification, the schematic representations of the terms used above do not necessarily 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.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.