CN207748951U - Wastewater treatment equipment - Google Patents
Wastewater treatment equipment Download PDFInfo
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- CN207748951U CN207748951U CN201721636230.2U CN201721636230U CN207748951U CN 207748951 U CN207748951 U CN 207748951U CN 201721636230 U CN201721636230 U CN 201721636230U CN 207748951 U CN207748951 U CN 207748951U
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- water
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- wastewater treatment
- treatment equipment
- sand filtration
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Abstract
The utility model discloses a kind of wastewater treatment equipments, including：Tank body, tank body is interior to have oxidation sand filtration chamber；Water distributor, water distributor are located at oxidation sand filtration intracavitary；Stripping tube, stripping tube are located at oxidation sand filtration intracavitary；Sand-washing device, the washed-out sand water drainpipe that sand-washing device is connected with stripping tube and is connected to the outside with tank body；Water inlet system, water inlet system are connected with water distributor.Have many advantages, such as that equipment flowsheet is simple, floor space is small according to the wastewater treatment equipment of the utility model embodiment.
Description
Technical field
The utility model is related to environmental technology fields, and in particular, to a kind of wastewater treatment equipment.
Background technology
Fenton oxidation pond and sedimentation basin is usually arranged in waste water treatment system in the related technology, complicated, precipitation that there are flows
Pond takes up a large area and is related to more equipment, problem complicated for operation.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model carries
Go out a kind of wastewater treatment equipment, the wastewater treatment equipment has many advantages, such as that equipment flowsheet is simple, floor space is small.
According to the wastewater treatment equipment of the utility model embodiment, including：Tank body, the tank body is interior to have oxidation sand filtration
Chamber；Water distributor, the water distributor are located at the oxidation sand filtration intracavitary；Stripping tube, the stripping tube are located at the oxidation sand filtration chamber
It is interior；Sand-washing device, the washed-out sand water drainpipe that the sand-washing device is connected with the stripping tube and is connected to the outside with the tank body；
Water inlet system, the water inlet system are connected with the water distributor.
Have many advantages, such as that equipment flowsheet is simple, floor space is small according to the wastewater treatment equipment of the utility model embodiment.
In addition, can also have following additional technology special according to the wastewater treatment equipment of the utility model above-described embodiment
Sign：
One embodiment according to the present utility model, the oxidation sand filtration chamber also there is acid to add mouth.
One embodiment according to the present utility model, the water inlet system include：Water inlet pipe, described in water inlet pipe perforation
Tank body；Feed pipe, the feed pipe are connected with the water inlet pipe and the water distributor respectively；The acid adds mouth and the Fenton
Catalyst adds mouth and is located on the part of the water inlet pipe being located at outside the tank body.
One embodiment according to the present utility model, the water outlet are located on the tank body, the oxidation sand filtration intracavitary
The sand filtration water outlet of downflow weir equipped with the neighbouring water outlet, the oxidation sand filtration intracavitary passes through the downflow weir from the water outlet
Mouth outflow.
One embodiment according to the present utility model, the water outlet are connected with outlet pipe, are connected on the outlet pipe
The return duct being connected to the oxidation sand filtration chamber, the Fenton oxidation agent add mouth and are located on the return duct.
One embodiment according to the present utility model, the return duct are equipped with reflux pump.
The part positioned at the return duct downstream of one embodiment according to the present utility model, the outlet pipe is equipped with
Alkali adds mouth.
One embodiment according to the present utility model, the return duct are connected on the roof of the tank body.
One embodiment according to the present utility model, the wastewater treatment equipment further include：Separator for mud and water, the muddy water
There is separator inlet, filtrate (liquid and mud discharging mouth, the inlet to be connected with the washed-out sand water drainpipe, and the filtrate goes out
Mouth is connected by filtrate return duct with the water inlet system.
One embodiment according to the present utility model, it is that ferrous salt adds mouth, the sweet smell that the fenton catalyst, which adds mouth,
It is that hydrogen peroxide adds mouth that the oxidant that pauses, which adds mouth,.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent, or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment
Become apparent and is readily appreciated that, wherein：
Fig. 1 is the structural schematic diagram according to the wastewater treatment equipment of the utility model embodiment.
Reference numeral：
Wastewater treatment equipment 100；
Tank body 10；Aoxidize sand filtration chamber 11；Fenton catalyst adds mouth 111；Fenton oxidation agent adds mouth 112；Acid adds mouth
113；Downflow weir 12；Water outlet 13；Outlet pipe 14；Alkali adds mouth 141；Return duct 15；Reflux pump 151；
Water distributor 20；Stripping tube 30；
Sand-washing device 40；Washed-out sand water drainpipe 41；
Water inlet system 50；Water inlet pipe 51；Feed pipe 52；
Separator for mud and water 60；Inlet 61；Filtrate (liquid 62；Mud discharging mouth 63；Filtrate return duct 64.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term "upper", "lower", "vertical", "horizontal", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the utility model and simplify description, specific side must be had by not indicating or implying the indicated device or element
Position, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, define " first ",
The feature of " second " can explicitly or implicitly include one or more this feature.In the description of the present invention,
Unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Below with reference to Fig. 1 descriptions according to the wastewater treatment equipment of the utility model embodiment.
According to the wastewater treatment equipment 100 of the utility model embodiment, as shown in Figure 1, including：Tank body 10, water distributor 20,
Stripping tube 30, sand-washing device 40 and water inlet system 50.
Wherein, there is oxidation sand filtration chamber 11, water distributor 20 to be located in oxidation sand filtration chamber 11, stripping tube 30 is located in tank body 10
It aoxidizes in sand filtration chamber 11, the washed-out sand water drainpipe that sand-washing device 40 is connected with stripping tube 30 and is connected to the outside with tank body 10
41, water inlet system 50 is connected with water distributor 20.
Specifically, after waste water enters tank body 10 by water inlet system 50, water distributor 20 equably conveys waste water into oxidation
In sand filtration chamber 11, fenton catalyst adds mouth 111 by fenton catalyst and is added in oxidation sand filtration chamber 11, and Fenton oxidation agent is by sweet smell
The oxidant that pauses adds mouth 112 and is added in oxidation sand filtration chamber 11, and fenton catalyst and Fenton oxidation agent carry out reaction generation and have
The substance of strong oxidizing property, the substance of strong oxidizing property is used for microorganism in oxidized waste water and is difficult to the organic pollution degraded, to reach
It will produce floccule body to the purpose for reducing Organic Pollutants in Wastewater, in Fenton oxidation reaction process, floccule body is in oxidation sand filtration
Tank body 10 is discharged by the filtering of sand grains in chamber 11.For waste water during aoxidizing the filtering of sand filtration chamber 11, the solid in waste water is outstanding
Float can be attached on sand grains, and sand grains can be mentioned and be cleaned in sand-washing device 40 by stripping tube 30, the washed-out sand after over cleaning
Water is discharged to by washed-out sand water drainpipe 41 outside tank body 10.
According to the wastewater treatment equipment 100 of the utility model embodiment, urged by the way that Fenton is arranged in oxidation sand filtration chamber 11
Agent adds mouth 111 and Fenton oxidation agent adds mouth 112, fenton catalyst and Fenton oxidation agent and formed in oxidation sand filtration chamber 11
Substance with strong oxidizing property, the substance with strong oxidizing property can be difficult to the pollutant decomposed with microorganism in oxidized waste water, by
This achievees the purpose that make COD value in waste water to reduce to reach wastewater emission or recycle, meanwhile, the solid formed in oxidation process is outstanding
Filtering of the float through peroxidating sand filtration chamber 11, can separate solid suspension from waste water.The utility model is real as a result,
The wastewater treatment equipment 100 for applying example integrates chemical oxidation, flocculation, filtering, i.e. oxidation reaction, the flocculation of suspended particulate and solid
The filtering of body suspended matter carries out all in tank body, and technological process is simple, and occupation area of equipment is smaller, and operate simplicity.Therefore,
Have many advantages, such as that equipment flowsheet is simple, floor space is small according to the wastewater treatment equipment 100 of the utility model embodiment.
Below with reference to the accompanying drawings wastewater treatment equipment 100 according to the utility model specific embodiment is described.
In some embodiments of the utility model, it is that ferrous salt adds mouth, Fenton oxidation that fenton catalyst, which adds mouth 111,
It is that hydrogen peroxide adds mouth that agent, which adds mouth 112,.
Fenton catalyst is ferrous salt, and Fenton oxidation agent is hydrogen peroxide, and ferrous salt adds mouth by ferrous salt and is added to oxidation
In sand filtration chamber 11, hydrogen peroxide adds mouth by hydrogen peroxide and is added in oxidation sand filtration chamber 11, and ferrous ion and hydrogen peroxide react
Iron ion is generated, then the reaction was continued generates ferrous ion and hydroxyl for iron ion and hydrogen peroxide, and hydroxyl has stronger oxidisability,
The pollutant that microorganism in waste water is difficult to decompose can be aoxidized, to achieve the purpose that reduce Pollutants in Wastewater.Together
When, the hydroxyl oxygen iron in sand filtration surface crystallization and the iron that is retained down will continue to react with hydrogen peroxide, regenerate it is ferrous from
Son further reacts with hydrogen peroxide and generates hydroxyl radical free radical.Thus, it is possible to reduce the effect of ferrous salt dosage, reduce operation at
This, while decreasing the chemical sludge amount containing iron floccule body.
In some embodiments of the utility model, oxidation sand filtration chamber 11 also there is acid to add mouth 113.Acid can be added by acid
Mouthfuls 113 are added in oxidation sand filtration chamber 11 pH value reduced in oxidation sand filtration chamber 11, the interior difference of backward oxidation sand filtration chamber 11
Adding Fenton oxidation agent and fenton catalyst, Fenton oxidation agent and fenton catalyst and being generated through peroxidization has strong oxidizing property
Substance, the alkali that can be generated in neutralizing oxidation reaction process of acid ensures the lasting progress of Fenton oxidation reaction,.
In one embodiment of the utility model, as shown in Figure 1, water inlet system 50 includes water inlet pipe 51 and feed pipe
52。
Wherein, water inlet pipe 51 penetrates through tank body 10, and feed pipe 52 is connected with water inlet pipe 51 and water distributor 20 respectively, and acid adds mouth
113 and fenton catalyst add mouth 111 be located at water inlet pipe 51 be located at tank body 10 outside part on.
Specifically, waste water is entered by water inlet pipe 51 in tank body 10, and the upper end of feed pipe 52 is connected with water inlet pipe 51, feed pipe
52 lower end is connected with water distributor 20, and waste water can enter water distributor 20 by feed pipe 52, and then water distributor 20 is uniform by waste water
It conveys into tank body 10, acid adds mouth 113 and fenton catalyst adds mouth 11 and may be provided in the portion that water inlet pipe 51 is located at outside tank body 10
Point, it is convenient for adding acid and fenton catalyst into tank body 10 as a result,.
One embodiment according to the present utility model aoxidizes sand filtration chamber as shown in Figure 1, water outlet 13 is located on tank body 10
The 11 interior downflow weirs 12 for being equipped with neighbouring water outlet 13, the sand filtration water outlet aoxidized in sand filtration chamber 11 pass through downflow weir 12 from water outlet 13
Outflow.
Specifically, water outlet 13 is located at position of the peripheral wall adjacent to top of tank body 10, and oxidation sand filtration chamber 11 is adjacent to water outlet
13 are equipped with downflow weir 12, and waste water after treatment is overflowed by downflow weir 12, and tank body 10 is discharged by water outlet 13.
Further, with continued reference to embodiment shown in FIG. 1, water outlet 13 is connected with outlet pipe 14, connects on outlet pipe 14
It is connected to the return duct 15 being connected to oxidation sand filtration chamber 11, Fenton oxidation agent adds mouth 112 and is located on return duct 15.
After some column processing, contain part ferrous ion in the supernatant in oxidation sand filtration chamber 11, supernatant is by going out
The mouth of a river 13 is flowed out, and is back in oxidation sand filtration chamber 11 by the return duct 15 being connected to outlet pipe 14, the Asia contained in supernatant
Iron ion, which can be back in oxidation sand filtration chamber 11, continues catalytic action, to improve the utilization rate of fenton catalyst, drop
The low additive amount of fenton catalyst, further reduced the operating cost of wastewater treatment equipment 100.
Further, return duct 15 is connected on the roof of tank body 10.Waste water passes through the roof of tank body 10 by return duct 15
It flows back into tank body 10.
One embodiment according to the present utility model, return duct 15 are equipped with reflux pump 151.Reflux pump 151 can will be by
The waste water that outlet pipe 14 flows out is pumped to by return duct 15 in oxidation sand filtration chamber 11.
It is thrown equipped with alkali the part positioned at 15 downstream of return duct of one embodiment according to the present utility model, outlet pipe 14
Add mouth 141.Fenton catalyst in sand filtration chamber 11 and Fenton oxidation agent are aoxidized upon completion of the oxidation reaction, by outlet pipe 14
Alkali positioned at 15 downstream part of return duct adds mouth 141 and adds alkali into the waste water of discharge, thus contains in waste water to neutralize
Acid achievees the purpose that the waste water pH value for adjusting discharge.
One embodiment according to the present utility model, wastewater treatment equipment 100 further include separator for mud and water 60.
Wherein, there is separator for mud and water 60 inlet 61, filtrate (liquid 62 and mud discharging mouth 63, inlet 61 to be arranged with washed-out sand water
Water pipe 41 is connected, and filtrate (liquid 62 is connected by filtrate return duct 64 with water inlet system 50.Sand-washing device 40 cleans sand grains
Afterwards, the iron flocculate and solid particle adhered on sand grains can be washed, the waste water containing iron flocculate and solid particle is by washing
Sand water drainpipe 41 enters separator for mud and water 60 by inlet 31, and by the separation of separator for mud and water 60, sludge divides from waste water
It separates out and, the filtrate after separation is back to water inlet pipe 51, is again introduced into oxidation sand filtration chamber 11 and is handled.
It is common for this field according to other compositions of the wastewater treatment equipment 100 of the utility model embodiment and operation
All it is known for technical staff, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiments or example.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that：
Can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and objective, modification, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (10)
1. a kind of wastewater treatment equipment, which is characterized in that including：
Tank body, the tank body is interior, and there is oxidation sand filtration chamber, the oxidation sand filtration chamber there is fenton catalyst to add mouth, Fenton oxidation
Agent adds mouth and water outlet；
Water distributor, the water distributor are located at the oxidation sand filtration intracavitary；
Stripping tube, the stripping tube are located at the oxidation sand filtration intracavitary；
Sand-washing device, the sand-washing device are connected with the stripping tube and are drained with the external washed-out sand water being connected to the tank body
Pipe；
Water inlet system, the water inlet system are connected with the water distributor.
2. wastewater treatment equipment according to claim 1, which is characterized in that the oxidation sand filtration chamber is also added with acid
Mouthful.
3. wastewater treatment equipment according to claim 2, which is characterized in that the water inlet system includes：
Water inlet pipe, the water inlet pipe penetrate through the tank body；
Feed pipe, the feed pipe are connected with the water inlet pipe and the water distributor respectively；
The acid adds mouth and the fenton catalyst adds mouth and is located on the part of the water inlet pipe being located at outside the tank body.
4. wastewater treatment equipment according to claim 1, which is characterized in that the water outlet is located on the tank body, institute
The downflow weir that oxidation sand filtration intracavitary is equipped with the neighbouring water outlet is stated, the sand filtration water outlet of the oxidation sand filtration intracavitary is overflow by described
It is flowed out from the water outlet on stream weir.
5. wastewater treatment equipment according to claim 1, which is characterized in that the water outlet is connected with outlet pipe, described
The return duct being connected to the oxidation sand filtration chamber is connected on outlet pipe, the Fenton oxidation agent adds mouth and is located at the return duct
On.
6. wastewater treatment equipment according to claim 5, which is characterized in that the return duct is equipped with reflux pump.
7. wastewater treatment equipment according to claim 5, which is characterized in that the outlet pipe is located under the return duct
The part of trip adds mouth equipped with alkali.
8. wastewater treatment equipment according to claim 5, which is characterized in that the return duct is connected to the top of the tank body
On wall.
9. wastewater treatment equipment according to claim 1, which is characterized in that further include：
Separator for mud and water, the separator for mud and water have inlet, filtrate (liquid and mud discharging mouth, the inlet and the washed-out sand
Water drainpipe is connected, and the filtrate (liquid is connected by filtrate return duct with the water inlet system.
10. according to the wastewater treatment equipment described in any one of claim 1-9, which is characterized in that the fenton catalyst is thrown
It is that ferrous salt adds mouth to add mouth, and it is that hydrogen peroxide adds mouth that the Fenton oxidation agent, which adds mouth,.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721636230.2U CN207748951U (en) | 2017-11-29 | 2017-11-29 | Wastewater treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721636230.2U CN207748951U (en) | 2017-11-29 | 2017-11-29 | Wastewater treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207748951U true CN207748951U (en) | 2018-08-21 |
Family
ID=63148655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721636230.2U Active CN207748951U (en) | 2017-11-29 | 2017-11-29 | Wastewater treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207748951U (en) |
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2017
- 2017-11-29 CN CN201721636230.2U patent/CN207748951U/en active Active
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