CN212151651U - Electroplating effluent mixed treatment device - Google Patents
Electroplating effluent mixed treatment device Download PDFInfo
- Publication number
- CN212151651U CN212151651U CN201922299977.9U CN201922299977U CN212151651U CN 212151651 U CN212151651 U CN 212151651U CN 201922299977 U CN201922299977 U CN 201922299977U CN 212151651 U CN212151651 U CN 212151651U
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- square
- treatment device
- liquid baffle
- mixed treatment
- electroplating wastewater
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/4316—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being flat pieces of material, e.g. intermeshing, fixed to the wall or fixed on a central rod
- B01F25/43161—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor the baffles being flat pieces of material, e.g. intermeshing, fixed to the wall or fixed on a central rod composed of consecutive sections of flat pieces of material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/431—Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
- B01F25/4317—Profiled elements, e.g. profiled blades, bars, pillars, columns or chevrons
- B01F25/43172—Profiles, pillars, chevrons, i.e. long elements having a polygonal cross-section
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/40—Static mixers
- B01F25/42—Static mixers in which the mixing is affected by moving the components jointly in changing directions, e.g. in tubes provided with baffles or obstructions
- B01F25/43—Mixing tubes, e.g. wherein the material is moved in a radial or partly reversed direction
- B01F25/433—Mixing tubes wherein the shape of the tube influences the mixing, e.g. mixing tubes with varying cross-section or provided with inwardly extending profiles
- B01F25/4331—Mixers with bended, curved, coiled, wounded mixing tubes or comprising elements for bending the flow
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/346—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from semiconductor processing, e.g. waste water from polishing of wafers
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemically Coating (AREA)
Abstract
The utility model discloses an electroplating wastewater mixing treatment device, which is an S-shaped mixing treatment device formed by connecting at least 4 square pipes in series; a wastewater inlet and a mixed liquid outlet are respectively arranged at the two ends of the mixing treatment device; at least 1 square tube is provided with at least 3 medicament inlets from the wastewater inlet end; a plurality of first liquid baffles which are symmetrical up and down are arranged in the square tube, a splayed channel is formed in the fluid direction, fluid enters the splayed channel from the open end, a second liquid baffle which is symmetrical up and down is arranged on the outlet side of the splayed channel in the fluid direction to form a herringbone liquid baffle, and the included angle of the herringbone liquid baffle is opposite to the fluid; the mixing processing device is provided with 1-3 return pipes, the return pipes are positioned between the tail ends of the 1+ nth square pipes and the front ends of the nth square pipes, and n is 1, 2 or 3. The utility model discloses the device adopts the mode of segmentation feeding, partial backward flow of mixing material, has improved mixing efficiency.
Description
Technical Field
The utility model belongs to electroplating effluent treatment field, concretely relates to electroplating effluent mixed treatment device.
Background
Mass transfer is an essential process in chemical reaction, and the quality of mass transfer directly affects the efficiency of chemical reaction. In the field of electroplating wastewater, a reaction device which is commonly used by a physicochemical treatment unit for mainly carrying out chemical reaction is a wastewater treatment tank provided with a mechanical stirrer. Under the conventional mechanical stirring, the stirring speed is not high, the mass transfer effect of the physical and chemical treatment unit of the electroplating wastewater is poor, and the expected mixing effect can be achieved only by increasing the capacity of the tank body and prolonging the reaction retention time. However, increasing the capacity of the tank body leads to an increase in the floor area of the tank body, and in addition, the reaction tank body is not easy to move, which undoubtedly brings difficulties to some manufacturers with limited sites.
The static mixer is a high-efficiency mixing device, and is different from a traditional mixer, the static mixer has no moving parts inside, and the working mechanism of the static mixer is to change the flowing state of fluid in a pipe by utilizing a special structural part fixed in the pipe so as to achieve the aims of dispersion and mixing of two or more fluids. Compared with other devices, the static mixer has the advantages of high efficiency, small volume, low energy consumption, investment saving, easy continuous production and the like, and can be applied to mixing processes, gas/gas mixing, liquid/liquid extraction, gas/liquid reaction, enhanced heat transfer, liquid/liquid reaction and other processes. However, the conventional static mixer is only suitable for two or more working conditions with similar flow rates or small flow difference due to the limitation of the feeding position, and for the wastewater treatment industry, the usage amount of the medicament is 0.01% -1% of the mass of the wastewater, and meanwhile, the feeding causes uneven mixing due to the large difference of the flow rates of two flows of the wastewater, so that the mixing effect is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electroplating effluent mixed treatment device adopts the segmentation feeding, mixes the mode of liquid part backward flow and can effectively avoid causing the problem of mixing inequality, influence mixed effect because of the great difference of different fluid flow in traditional static mixer, improves mixing efficiency, is superior to traditional mixed pond processing mode who is furnished with mechanical agitator again simultaneously, has higher using value.
The utility model aims at realizing through the following technical scheme:
a mixed treatment device for electroplating wastewater is an S-shaped mixed treatment device formed by connecting at least 4 square pipes 1 on the same horizontal plane in series; a wastewater inlet 2 and a mixed liquid outlet 3 are respectively arranged at the two ends of the mixing treatment device; at least 3 medicament inlets 4 are arranged on at least 1 square tube from the wastewater inlet end; a plurality of first liquid retaining devices 8 which are symmetrical up and down are arranged in the square tube 1, a splayed channel is formed in the fluid direction, and fluid enters the splayed channel from the open end and improves the flow velocity in the channel; along the fluid direction, a second liquid baffle 9 which is symmetrical up and down is arranged on the outlet side of the splayed channel to form a herringbone liquid baffle, and the included angle of the herringbone liquid baffle back to the fluid causes the fluid to be separated and generate bidirectional spiral backflow; the mixed processing device is provided with 1-3 return pipes 7, the return pipes are positioned between the tail ends of the 1+ n square pipes and the front ends of the n square pipes, wherein n is 1, 2 or 3.
Preferably, the electroplating wastewater mixing device is formed by connecting 5 square pipes on the same horizontal plane in series.
Preferably, the medicament inlet pipeline is provided with an infusion pump for controlling the medicament flow.
Preferably, at least 3 medicament inlets 4 are respectively arranged on the 1 st to the 3 rd square tubes from the wastewater inlet end.
Preferably, the included angle of the splayed channel is 60 degrees; the included angle of the herringbone liquid baffle is 90 degrees.
Preferably, the included angle of the splayed channel from the herringbone liquid baffle is 1-3 cm.
Preferably, the upper and lower first liquid baffle plates 8 constituting the "splayed" passage are fixed by the upper and lower inner walls of the square pipe, respectively, but have a gap with the front and rear inner walls of the square pipe. The upper and lower second liquid baffles 9 forming the inverted V-shaped liquid baffle are respectively fixed by the upper and lower inner walls of the square tube, but have gaps with the front and rear inner walls of the square tube. Through the clearance design of first fender liquid board 8, second fender liquid board 9 and the preceding, back lateral wall of square pipe, can avoid having the dead angle in square pipe, cause solid deposition.
Preferably, the gap between the first liquid baffle 8 and the side wall corresponding to the square tube is 1/20-1/15 of the width of the splayed channel, and the gap between the second liquid baffle 9 and the side wall corresponding to the square tube is 1/20-1/15 of the width of the splayed liquid baffle.
Preferably, the return pipe 7 is provided with an infusion pump, and the return flow is controlled to be 1/6-1/4 of the feeding flow by the infusion pump.
Preferably, the mixing processing device set up 3 back pipes, the back pipe be located 2 the end of square pipe and between the 1 st square pipe front end, 3 the end of square pipe and 2 nd square pipe front end, 4 the end of square pipe and 3 rd square pipe front end respectively.
Adopt the utility model discloses electroplating effluent mixed treatment device carries out mixed treatment, and operating procedure is: continuously conveying the electroplating wastewater into a mixing treatment device through an infusion pump; the medicines are fed in sections and enter the mixing treatment device from the medicine inlet 4 through the infusion pump according to the set flow; fluid enters the splayed channel from the open end, the flow velocity of the fluid is increased in the channel, and the fluid quickly impacts the splayed liquid baffle plate to separate the fluid and generate bidirectional spiral backflow; in the mixing process, the reflux of the mixed liquid is controlled, and the mixing effect is further improved. The mixed liquor is finally discharged from the mixed liquor outlet 3.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses improve on static mixer's basis, adopt the segmentation feeding, mix the mode of liquid part backward flow to set up first fender liquid board and form "eight" font passageway in square inside of tubes, set up second fender liquid board and form "people" style of calligraphy fender liquid board, "eight" font passageway makes the fluid mix, and fluid speed becomes fast, "people" style of calligraphy fender liquid board is the fluid dorsad, makes the fluid part and produces two-way spiral backward flow. The utility model discloses mixing processing apparatus can effectively avoid causing in the traditional static mixer to mix uneven, influence the problem of mixing the effect because of the great difference of different fluid flow, improves mixing efficiency, improves the degree of serialization. Meanwhile, the liquid baffle plates forming the splayed channel and the herringbone liquid baffle plates are not connected with the pipe walls on the two sides of the square pipe, so that dead angles are avoided, solid deposition is avoided, and equipment is prevented from being polluted and blocked. The utility model discloses mixing treatment device can replace traditional mechanical stirring mixed mode, is applicable to electroplating wastewater treatment trade materialization processing unit, the great two strands of specially adapted flow difference or the condition of stranded material feeding simultaneously.
The utility model discloses mixed processing apparatus is convenient to be dismantled, removes, has reduced equipment area, has solved the limited difficult problem in waste water treatment producer place.
Drawings
FIG. 1 is a schematic structural view of the mixed treatment apparatus for electroplating wastewater of the present invention;
FIG. 2 is a schematic view of the internal structure of a square tube;
fig. 3 is a schematic structural view of the first liquid baffle and the second liquid baffle.
In figure 1, 1-square tube, 2-wastewater inlet, 3-mixed liquor outlet, 4-medicament inlet, 5-mixed liquor reflux outlet, 6-mixed liquor reflux inlet, 7-reflux pipe, 8-first liquid baffle, 9-second liquid baffle.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments.
Example 1
As shown in fig. 1-3, a mixed treatment device for electroplating wastewater is an S-shaped mixed treatment device formed by sequentially connecting 5 square pipes 1 end to end on the same horizontal plane, wherein the 5 square pipes are a 1 st square pipe, a 2 nd square pipe, a 3 rd square pipe, a 4 th square pipe and a 5 th square pipe in sequence from a wastewater inlet end; a wastewater inlet 2 and a mixed liquid outlet 3 are respectively arranged at the two ends of the mixing treatment device; 3 medicament inlets 4 are respectively arranged on the 1 st, the 2 nd and the 3 rd square pipes; a plurality of first liquid retaining devices 8 which are symmetrical up and down are arranged in the square tube 1, a splayed channel is formed in the fluid direction, and fluid enters the splayed channel from the open end and improves the flow velocity in the channel; along the fluid direction, a second liquid baffle 9 which is symmetrical up and down is arranged on the outlet side of the splayed channel to form a herringbone liquid baffle, and the included angle of the herringbone liquid baffle back to the fluid causes the fluid to be separated and generate bidirectional spiral backflow; the end at 2 square pipe, the end of 3 square pipe, the end of 4 square pipe sets up mixed liquid backward flow export 5 respectively, the front end at 1 square pipe, the front end of 2 square pipe, the front end of 3 square pipe sets up mixed liquid backward flow import 6 respectively, between the end of 2 square pipe and 1 square pipe front end respectively, between the end of 3 square pipe and 2 square pipe front end, set up the back flow pipe 7 between the end of 4 square pipe and 3 square pipe front end, be equipped with 1/6 ~ 1/4 that infusion pump control return flow is feed flow on the back flow pipe 7.
An infusion pump is arranged on the drug inlet pipeline to control the flow of the drug.
The included angle of the splayed channel is 60 degrees; the included angle of the herringbone liquid baffle is 90 degrees.
The splayed channel has an included angle of 1-3 cm with the herringbone liquid baffle.
The upper and lower first liquid baffle plates 8 forming the splayed channel are fixed by the upper and lower inner walls of the square tube respectively, but have gaps with the front and rear inner walls of the square tube, and the gap between the first liquid baffle plate 8 and the corresponding side wall of the square tube is 1/20 with the width of the splayed channel.
The upper and lower second liquid baffles 9 forming the herringbone liquid baffle are fixed by the upper and lower inner walls of the square tube respectively, but gaps are reserved between the upper and lower inner walls and the front and rear inner walls of the square tube, and the gaps between the second liquid baffles 9 and the corresponding side walls of the square tube are 1/20 of the width of the herringbone liquid baffle.
Adopt this embodiment electroplating effluent mixed treatment device to carry out mixed treatment, the operating procedure is: continuously conveying the electroplating wastewater into a mixing treatment device through an infusion pump; the medicines are fed in sections and enter the mixing treatment device from the medicine inlet 4 through the infusion pump according to the set flow; after entering the mixing treatment device, the fluid enters the splayed channel from the open end, the flow velocity of the fluid is increased in the channel, and the fluid quickly impacts the herringbone liquid baffle plate to separate the fluid and generate bidirectional spiral backflow; in the mixing process, the reflux of the mixed liquid is controlled, and the mixing effect is further improved. The mixed liquor is finally discharged from the mixed liquor outlet 3.
Claims (9)
1. A mixed treatment device for electroplating wastewater is characterized in that the device is an S-shaped mixed treatment device formed by connecting at least 4 square pipes (1) on the same horizontal plane in series; a wastewater inlet (2) and a mixed liquid outlet (3) are respectively arranged at the two ends of the mixing treatment device; at least 1 square tube is provided with at least 3 medicament inlets (4) from the wastewater inlet end; a plurality of first liquid baffle plates (8) which are symmetrical up and down are arranged in the square tube (1), a splayed channel is formed in the fluid direction, and fluid enters the splayed channel from the open end and improves the flow velocity in the channel; along the fluid direction, a second liquid baffle (9) which is symmetrical up and down is arranged on the outlet side of the splayed channel to form a herringbone liquid baffle, and the included angle of the herringbone liquid baffle back to the fluid causes the fluid to be separated and generate bidirectional spiral backflow; the mixed processing device is provided with 1-3 return pipes (7), wherein the return pipes are positioned between the tail ends of the 1+ n square pipes and the front ends of the n square pipes, and n is 1, 2 or 3.
2. The mixed treatment apparatus for electroplating wastewater according to claim 1, wherein the mixed treatment apparatus for electroplating wastewater is formed by connecting 5 square pipes in series on the same horizontal plane.
3. The mixed treatment apparatus for electroplating wastewater according to claim 1, wherein at least 3 reagent inlets (4) are respectively arranged on the 1 st to 3 rd square tubes from the wastewater inlet end.
4. The mixed treatment device of electroplating wastewater according to claim 1, characterized in that the included angle of the splayed channel is 60 °; the included angle of the herringbone liquid baffle is 90 degrees.
5. The mixed treatment device for the electroplating wastewater according to claim 1, wherein the distance between the splayed channel and the herringbone liquid baffle is 1-3 cm.
6. The mixed treatment device of the electroplating wastewater according to the claim 1, characterized in that the upper and the lower first liquid baffle plates (8) forming the splayed channel are respectively fixed by the upper and the lower inner walls of the square tube, but have a gap with the front and the rear inner walls of the square tube; the gap between the first liquid baffle (8) and the corresponding side wall of the square tube is 1/20-1/15 of the width of the splayed channel.
7. The mixed treatment device of the electroplating wastewater according to the claim 1, characterized in that the upper and the lower second baffles (9) forming the liquid baffle in the shape of the Chinese character 'ren' are respectively fixed by the upper and the lower inner walls of the square tube, but a gap is left between the upper and the lower inner walls; and the gap between the second liquid baffle (9) and the corresponding side wall of the square tube is 1/20-1/15 of the width of the herringbone liquid baffle.
8. The mixed treatment apparatus for electroplating wastewater according to claim 1, wherein the return pipe (7) is provided with an infusion pump.
9. The mixed treatment device of the electroplating wastewater according to claim 1, characterized in that the mixed treatment device is provided with 3 return pipes, and the return pipes are respectively positioned between the tail end of the 2 nd square pipe and the front end of the 1 st square pipe, between the tail end of the 3 rd square pipe and the front end of the 2 nd square pipe, and between the tail end of the 4 th square pipe and the front end of the 3 rd square pipe.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922299977.9U CN212151651U (en) | 2019-12-19 | 2019-12-19 | Electroplating effluent mixed treatment device |
JP2020600203U JP3232299U (en) | 2019-12-19 | 2020-07-21 | Plating waste liquid mixing treatment equipment |
PCT/CN2020/103355 WO2020211886A2 (en) | 2019-12-19 | 2020-07-21 | Electroplating wastewater mixing and treating apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201922299977.9U CN212151651U (en) | 2019-12-19 | 2019-12-19 | Electroplating effluent mixed treatment device |
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CN212151651U true CN212151651U (en) | 2020-12-15 |
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CN201922299977.9U Active CN212151651U (en) | 2019-12-19 | 2019-12-19 | Electroplating effluent mixed treatment device |
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JP (1) | JP3232299U (en) |
CN (1) | CN212151651U (en) |
WO (1) | WO2020211886A2 (en) |
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CN1025490C (en) * | 1984-02-03 | 1994-07-20 | 大陆制造及销售公司 | Method and apparatus for the clarification of sewage and other impure waste water |
US20030048694A1 (en) * | 2001-09-12 | 2003-03-13 | Tah Industries Inc. | Material mixing device and method |
CN101913690B (en) * | 2010-09-03 | 2012-10-03 | 无锡金源环境保护设备有限公司 | Multilevel pipeline-mixed coacervation device |
CN103043758A (en) * | 2011-10-14 | 2013-04-17 | 宜兴市锦奥除尘空调科技有限公司 | Consecutive reaction tank |
CN104815570A (en) * | 2015-04-29 | 2015-08-05 | 上海市政工程设计研究总院(集团)有限公司 | Mixing device |
CN106902663A (en) * | 2017-04-01 | 2017-06-30 | 四川群青新材料科技有限公司 | Fluidizing type efficiently mixes static mixer |
CN108609705A (en) * | 2018-03-30 | 2018-10-02 | 四川省宏茂环保咨询有限公司 | A kind of flocculated energy saver of industrial wastes |
CN208642351U (en) * | 2018-08-01 | 2019-03-26 | 广东鼎丰纸业有限公司 | High-efficient power-free mixer |
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2019
- 2019-12-19 CN CN201922299977.9U patent/CN212151651U/en active Active
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2020
- 2020-07-21 WO PCT/CN2020/103355 patent/WO2020211886A2/en active Application Filing
- 2020-07-21 JP JP2020600203U patent/JP3232299U/en active Active
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WO2020211886A2 (en) | 2020-10-22 |
JP3232299U (en) | 2021-06-03 |
WO2020211886A3 (en) | 2020-12-17 |
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