CN206751593U - A kind of dyeing waste water pretreatment unit - Google Patents
A kind of dyeing waste water pretreatment unit Download PDFInfo
- Publication number
- CN206751593U CN206751593U CN201720361107.8U CN201720361107U CN206751593U CN 206751593 U CN206751593 U CN 206751593U CN 201720361107 U CN201720361107 U CN 201720361107U CN 206751593 U CN206751593 U CN 206751593U
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- China
- Prior art keywords
- joint
- pond
- waste water
- spoil disposal
- dyeing waste
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Abstract
The utility model belongs to technical field of waste water processing, more particularly to a kind of dyeing waste water pretreatment unit.A kind of dyeing waste water pretreatment unit, including regulating reservoir, preliminary sedimentation tank and the second pond being connected with pipeline, the bottom of pond of regulating reservoir is provided with the first spoil disposal pipeline, the bottom of pond of preliminary sedimentation tank is provided with the second spoil disposal pipeline, the bottom of pond of second pond is provided with the 3rd spoil disposal pipeline, and the first spoil disposal pipeline, the second spoil disposal pipeline and the 3rd spoil disposal pipeline select joint to be connected with mud extraction pipeline by a four-way.Technical problem to be solved in the utility model is to provide a kind of removal COD simple in construction, effective dyeing waste water pretreatment unit.
Description
Technical field
The utility model belongs to technical field of waste water processing, more particularly to a kind of dyeing waste water pretreatment unit.
Technical background
Printing and dyeing enterprise is industrial wastewater discharge rich and influential family, and it has, and water is big, organic pollution content is high, colourity is deep, alkalescence
Greatly, the features such as change of water quality is big, intractable industrial wastewater is belonged to.Domestic conventional printing-dyeing waste water treatment process at present, main point
For two major classes：When physico-chemical process, second, biochemical process.Due in recent years, a large amount of bio-refractory organic matters such as PVA slurries, artificial
Silk alkaline hydrolysis thing (mainly O-phthalic acids material), New-type adjuvant etc. enter dyeing waste water, and traditional biological treatment is
By serious challenge.In addition country improves constantly the requirement of discharge water quality, in line printing and dyeing enterprise by COD from original
500mg/L carries mark to 200mg/L.
Preprocess method more popular at present：By the way of biochemistry+materialization, FeSO is much added using front end4+
NaOH, in conjunction with biochemistry, it is difficult to water process will be gone out to below 200mg/L, also have rear end to use advanced oxidation, such as Fenton,
But sludge yield is larger, ton cost of water treatment.
Therefore, in order to solve the above technical problems, it is necessory to provide it is a kind of both can ton cost of water treatment it is low, can protect again
The COD of card water outlet reaches 200mg/L, to overcome the defect of the prior art.
The content of the invention
Technical problem to be solved in the utility model is to provide a kind of removal COD simple in construction, effective dyeing waste water
Pretreatment unit.Therefore, the utility model uses following technical scheme：
A kind of dyeing waste water pretreatment unit, including regulating reservoir, preliminary sedimentation tank and the second pond being connected with pipeline, regulating reservoir
Bottom of pond is provided with the first spoil disposal pipeline, and the bottom of pond of preliminary sedimentation tank is provided with the second spoil disposal pipeline, and the bottom of pond of second pond is provided with the 3rd discharge pipeline
Road, the first spoil disposal pipeline, the second spoil disposal pipeline and the 3rd spoil disposal pipeline select joint and mud extraction pipeline phase by a four-way
Even；
The first joint that four-way selection joint includes being connected with the first spoil disposal pipeline, it is connected with the second spoil disposal pipeline
Second joint, the 3rd joint being connected with the 3rd spoil disposal pipeline and the 4th joint being connected with mud extraction pipeline, first joint,
3rd joint and the 4th joint are straight joint, and second joint is bent sub and bending degree is 30 °；First joint,
The caliber of two joints and the 3rd joint is identical and is the half of the 4th joint caliber；
Dyeing waste water is passed sequentially through after regulating reservoir, preliminary sedimentation tank and second pond are pre-processed and discharged.
First joint, the second joint, the caliber of the 3rd joint are not susceptible to flow backwards for the setting of the 4th joint caliber half
Phenomenon, and the caliber of the 4th joint sets smoothly discharge when three spoil disposal pipelines discharge simultaneously and not blocked.
On the basis of using above-mentioned technical proposal, the utility model can also use technical scheme further below：
The mouth of pipe of first joint, the second joint and the 3rd joint is equipped with one-way check mechanism, the one-way check machine
Structure includes with the catch of the movable connection of inwall on the mouth of pipe of joint, under the mouth of pipe of joint inwall limiting stand, the gear
When piece is in plumbness, bottom side and the limiting stand of the catch are supported.
The setting of one-way check mechanism can pass through joint and be discharged into from mud extraction pipeline ensureing sludge, simultaneously
Sludge during mud extraction line clogging can be avoided to occur to flow backwards phenomenon.And the design of the second joint bending is combined with preliminary sedimentation tank and regulation
The spacing distance in pond considers that conjunction can be arranged on the premise of sludge is smoothly discharged by four-way selection joint by bending this angle
Position is managed, reduces the length of four spoil disposal pipelines with cost-effective.
The catch is made up of iron material, and the limiting stand is made up of magnet material；The periphery edge connection of the catch
There are ring elastic parts.In not blowdown mud, due to the synergy of catch and limiting stand, the mouth of pipe can be closed, not only may be used
To prevent sludge from flowing backwards, and the gas pressure intensity inside and outside four-way connection can be stablized.
The limiting stand is "convex" shaped structure, and circular arc chamfering is provided with the both sides step of the limiting stand.Limiting stand
Structure setting can carry out preferably absorption to catch in transverse direction and longitudinal direction and fix, while the setting of two steps and circular arc chamfering can
The cost of production material is saved on the premise of absorption stability is ensured.
The overbending direction of second joint is close to the first joint direction, to reduce the length of the second spoil disposal pipeline.
The pretreatment unit also includes coagulating basin and magnetic-coagulation pond, the coagulating basin located at regulating reservoir and preliminary sedimentation tank it
Between, the magnetic-coagulation pond is located at the water outlet direction of second pond, and dyeing waste water passes sequentially through regulating reservoir, coagulating basin, preliminary sedimentation tank, two heavy
Pond and magnetic-coagulation pond are handled.
The coagulating basin is provided with chemical feed pipe, and the bottom of pond in the magnetic-coagulation pond is provided with mud return line and magnetic return duct.
The utility model has the advantages that：On the basis of using traditional materialization and biochemical mode, connect by four-way selection
The setting of head, it is ensured that mud extraction smooth can simultaneously prevent sludge from flowing backwards.Meanwhile on the basis of the biochemistry of rear end, using magnetic point
From technology, water outlet COD as little as 100-120mg/L can be kept, device and method operation is convenient, and processing cost is low, floor space
It is small, meet the standard directly discharged as enterprise.
Brief description of the drawings：
Fig. 1 is a kind of system structure diagram of dyeing waste water pretreatment unit of the utility model.
Fig. 2 is that a kind of four-way of dyeing waste water pretreatment unit of the utility model selects joint design schematic diagram.
Fig. 3 is that a kind of four-way of dyeing waste water pretreatment unit of the utility model selects the first joint sectional view of joint.
Fig. 4 is that a kind of four-way of dyeing waste water pretreatment unit of the utility model selects to illustrate inside the first joint of joint
Figure.
Wherein, regulating reservoir 1, the first spoil disposal pipeline 11, preliminary sedimentation tank 2, the second spoil disposal pipeline 21, second pond 3, the 3rd discharge pipeline
Road 31, four-way selection joint 4, the first joint 41, the second joint 42, the 3rd joint 43, the 4th joint 44, mud extraction pipeline 5, catch
61, limiting stand 62, circular arc chamfering 621, ring elastic parts 63, coagulating basin 7, magnetic-coagulation pond 8.
Embodiment
With reference to accompanying drawing, a kind of dyeing waste water pretreatment unit provided by the utility model is described further.
A kind of dyeing waste water pretreatment unit, including regulating reservoir 1, preliminary sedimentation tank 2, second pond 3, the coagulating basin being connected with pipeline
7 and magnetic-coagulation pond 8, dyeing waste water pass sequentially through regulating reservoir 1, coagulating basin 7, preliminary sedimentation tank 2, second pond 3 and magnetic-coagulation pond 8 carry out it is pre-
Discharged after processing.
The bottom of pond of regulating reservoir 1 is provided with the first spoil disposal pipeline 11, and the bottom of pond of preliminary sedimentation tank 2 is provided with the second spoil disposal pipeline 21, and two is heavy
The bottom of pond in pond 3 is provided with the 3rd spoil disposal pipeline 31, and the first spoil disposal pipeline 11, the second spoil disposal pipeline 21 and the 3rd spoil disposal pipeline 31 pass through
One four-way selection joint 4 is connected with mud extraction pipeline 5；
Four-way selection joint 4 includes the first joint 41 and the phase of the second spoil disposal pipeline 21 being connected with the first spoil disposal pipeline 11
The second joint 42, the 3rd joint 43 being connected with the 3rd spoil disposal pipeline 31 and the 4th joint 44 being connected with sludge out pipe 5 even.
Wherein, the first joint 41, the 3rd joint 43 and the 4th joint 44 are straight joint, and the second joint 42 is bent sub, should
Overbending direction is at the first joint 41 and bending degree is 30 °；The pipe of first joint 41, the second joint 42 and the 3rd joint 43
Footpath is identical and is the half of the caliber of the 4th joint 44.
Further, the mouth of pipe of the first joint 41, the second joint 42 and the 3rd joint 43 is equipped with one-way check mechanism, should
One-way check mechanism includes with the catch 61 of the movable connection of inwall on the mouth of pipe of joint, under the mouth of pipe of joint inwall limit
Position platform 62, when catch 61 is in plumbness, bottom side and the limiting stand 62 of the catch 61 are supported.
Catch 61 is made up of iron material, and limiting stand 62 is made up of magnet material, and the periphery edge of catch 61 is connected with annular
Elastic component 63.In not blowdown mud, due to the synergy of catch and limiting stand, the mouth of pipe can be closed, not only can be to prevent
Only sludge flows backwards, and can stablize the gas pressure intensity inside and outside four-way connection.
Further, limiting stand 62 is "convex" shaped structure, and circular arc chamfering is provided with the both sides step of the limiting stand 62
621。
Further, coagulating basin 7 is provided with chemical feed pipe, and the bottom of pond in magnetic-coagulation pond 8 is provided with mud return line and magnetic return duct.
The example of above-mentioned utility model embodiment is shown in the accompanying drawings, wherein same or similar element from the beginning to the end, or
Specifically by the element of same or like function, the embodiment described by reference to accompanying drawing is only used as exemplary in nature, it is intended to for solving
The utility model is released, and it is not intended that to limitation of the present utility model.
Among the description of utility model, term " first ", " second " are only used for describing purpose, and it is not intended that instruction
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " are defined
One or more this feature can be expressed or be implicitly included to feature.In description of the present utility model, " multiples' "
Two or more are meant that, unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " etc.
Term should do sensu lato understanding, be e.g. fixedly connected or removably connect, or integrally；Can be machinery
The connection or electrical connection of formula；It can be the connection between connection or more persons between the two；Can directly connect
Connect, can also be indirectly connected with by intermediary, can be that the connection of two element internals or the interaction of two elements are closed
System.For the ordinary skill in the art, it can understand above-mentioned term in the utility model as the case may be
Concrete meaning.
Claims (7)
- A kind of 1. dyeing waste water pretreatment unit, it is characterised in that including with pipeline be connected regulating reservoir, preliminary sedimentation tank and second pond, The bottom of pond of regulating reservoir is provided with the first spoil disposal pipeline, and the bottom of pond of preliminary sedimentation tank is provided with the second spoil disposal pipeline, and the bottom of pond of second pond is provided with the Three spoil disposal pipelines, the first spoil disposal pipeline, the second spoil disposal pipeline and the 3rd spoil disposal pipeline select joint with going out by a four-way Mud pipeline is connected；The four-way selection joint includes the first joint being connected with the first spoil disposal pipeline, be connected with the second spoil disposal pipeline second Joint, the 3rd joint being connected with the 3rd spoil disposal pipeline and the 4th joint being connected with mud extraction pipeline, first joint, the 3rd Joint and the 4th joint are straight joint, and second joint is bent sub and bending degree is 30 °；First joint, second connect Head is identical with the caliber of the 3rd joint and is the half of the 4th joint caliber；Dyeing waste water is passed sequentially through after regulating reservoir, preliminary sedimentation tank and second pond are pre-processed and discharged.
- 2. a kind of dyeing waste water pretreatment unit according to claim 1, it is characterised in that first joint, second connect The mouth of pipe of head and the 3rd joint is equipped with one-way check mechanism, and the one-way check mechanism includes to live with inwall on the mouth of pipe of joint The catch of dynamic connection, under the mouth of pipe of joint inwall limiting stand, when the catch is in plumbness, the bottom of the catch Supported with limiting stand side.
- 3. a kind of dyeing waste water pretreatment unit according to claim 2, it is characterised in that the catch is by iron material system Into the limiting stand is made up of magnet material；The periphery edge of the catch is connected with ring elastic parts.
- 4. a kind of dyeing waste water pretreatment unit according to claim 2, it is characterised in that the limiting stand is " convex " word Shape structure, circular arc chamfering is provided with the both sides step of the limiting stand.
- A kind of 5. dyeing waste water pretreatment unit according to claim 1, it is characterised in that the bending of second joint Direction is close to the first joint direction.
- 6. a kind of dyeing waste water pretreatment unit according to claim 1, it is characterised in that the pretreatment unit also wraps Coagulating basin and magnetic-coagulation pond are included, the coagulating basin is located between regulating reservoir and preliminary sedimentation tank, and the magnetic-coagulation pond is located at second pond Water outlet direction, dyeing waste water pass sequentially through regulating reservoir, coagulating basin, preliminary sedimentation tank, second pond and magnetic-coagulation pond and handled.
- 7. a kind of dyeing waste water pretreatment unit according to claim 6, it is characterised in that the coagulating basin is provided with dosing Pipe, the bottom of pond in the magnetic-coagulation pond are provided with mud return line and magnetic return duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720361107.8U CN206751593U (en) | 2017-04-07 | 2017-04-07 | A kind of dyeing waste water pretreatment unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720361107.8U CN206751593U (en) | 2017-04-07 | 2017-04-07 | A kind of dyeing waste water pretreatment unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206751593U true CN206751593U (en) | 2017-12-15 |
Family
ID=60612575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720361107.8U Expired - Fee Related CN206751593U (en) | 2017-04-07 | 2017-04-07 | A kind of dyeing waste water pretreatment unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206751593U (en) |
-
2017
- 2017-04-07 CN CN201720361107.8U patent/CN206751593U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 |