CN103657165A - Horizontal water flow vertical mud discharging sedimentation and separation device - Google Patents
Horizontal water flow vertical mud discharging sedimentation and separation device Download PDFInfo
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- CN103657165A CN103657165A CN201310594156.2A CN201310594156A CN103657165A CN 103657165 A CN103657165 A CN 103657165A CN 201310594156 A CN201310594156 A CN 201310594156A CN 103657165 A CN103657165 A CN 103657165A
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Abstract
The invention relates to a horizontal water flow vertical mud discharging sedimentation and separation device, which is characterized by comprising a plurality of corrugated boards mounted in a sedimentation tank; all the corrugated boards are vertically arranged relative to the horizontal plane; adjacent corrugated boards are symmetrically arranged and spaced; the minimum distances between the adjacent corrugated boards are mud discharging channels. Compared with the prior art, the horizontal water flow vertical mud discharging sedimentation and separation device reserves the advantage that a water flow is vertical to the mud discharging direction of sediment and does not interfere in the sediment, avoids the disturbance of a horizontal water flow to the sediment, prevents sinking mud from suspending, meanwhile, optimizes a mud discharging manner and adopts the vertical mud discharging channels; after a water flow horizontally flows through the water flowing channels, suspended matters bump into the side frames of the water flowing channels, quickly deposit, and slide downwards along the side frames to the mud discharging channels, and directly deposit at the bottom of the sedimentation tank; an oblique board bears nothing, so that the load bearing problem of the oblique board, caused by overweight sediment, is solved.
Description
Technical field
The present invention relates to water-treatment technology field, specifically refer to that a kind of supporting deposition facility is for the vertical spoil disposal precipitation separation device of horizontal flow of solid, liquid separation.
Background technology
Precipitation separation device is the elementary cell in water technology, the research and development of efficient precipitation device, the focus that those skilled in the art pay close attention to always.The inclined tube using in sedimentation basin at present extensively or the precipitation separation device of swash plate structure, can effectively increase desilting area, improves sedimentation effect, but water (flow) direction parallels with sediment gliding direction, liquid, consolidates and easily disturb, and affects sedimentation effect; Easily there is deposition, stop up inclined tube or swash plate, and then make swash plate distortion, the problem such as even cause that device caves in when serious.
Publication number is that the Chinese patent application of CN101190389A discloses a kind of < < horizontal tube precipitation separation device > >, comprise many group inclined paralled plates, every group of inclined paralled plates is comprised of inclined board and declined board, on, between declined board, be provided with a plurality of dividing plates, described dividing plate is upper, between declined board, be separated out the water stream channel of some cross sections parallelogram, declined board and top, each dividing plate intersection have mud discharging mouth, between each declined board and adjacent another group inclined board of inclined paralled plates or the pool wall of inclination, it is spoil disposal slideway, each spoil disposal slideway has one end sealing at least, form quiet liquid zone, the intersecting lens of described upper and lower swash plate and dividing plate in horizontal direction, described upper and lower swash plate is identical with the angle of horizontal plane, and all dividing plates are identical with the angle of horizontal plane.
Above-mentioned horizontal tube precipitation separation device has partly improved current and solids of sedimentation direction easily produces the problem of disturbance, but this precipitation separation device structure is comparatively complicated, and scene is installed and also had higher requirement, has limited its practicality; On the other hand, when suspension kind and size more complicated, especially the suspension of large-size easily stops up mud discharging mouth, and sediment easily alluvial, on the spoil disposal slideway tilting, stops up spoil disposal passage; Deposit when serious, exceed the bearing load of horizontal tube, can cause device to cave in.
Summary of the invention
Technical problem to be solved by this invention is that the present situation for prior art provides a kind of disturbance that can effectively avoid current and solids, and easily install, the vertical spoil disposal precipitation separation device of horizontal flow that practicality is good.
The present invention solves the problems of the technologies described above adopted technical scheme: the vertical spoil disposal precipitation separation device of this horizontal flow, it is characterized in that comprising the polylith corrugated plating being arranged in sedimentation basin, described corrugated plating cross section is for being periodically variable shape wave structure, described in each, corrugated plating all with respect to the horizontal plane vertically arranges, adjacent corrugated plating be symmetrical arranged and each other between be separated with spacing, minimum spacing between adjacent corrugated plate is spoil disposal passage, thereby horizontally disposed many bracing pieces are located in described in each and on corrugated plating, these corrugated platings are linked together.
As improvement, can between adjacent described corrugated plating, also longitudinally be provided with polylith dividing plate, these baffle intervals arrange, and the width of dividing plate is greater than the minimum range between adjacent corrugated plate and is less than the ultimate range between adjacent corrugated plate, described in each, corrugated plating is provided with draw-in groove or the hole clipping suitable with dividing plate described in each, the dual-side of described dividing plate is plugged in corresponding draw-in groove or hole clipping, thereby dividing plate described in each is connected between adjacent corrugated plating.
By the setting of dividing plate, can between adjacent corrugated plate, form a relative inner lead, reducing current impacts for established solid, liquid separation, and can effectively avoid the phenomenon of the short stream of current, for precipitation provides an interference-free better environment and enough sedimentation times, improve sedimentation effect; The design of dividing plate simultaneously can also guarantee the location of adjacent corrugated plate under water impact, the bonding strength of intensifier and impact resistance.
Preferably, the dividing plate between different described corrugated platings is crisscross arranged.Dividing plate in adjacent water stream channel is dislocatedly distributed, and needs draw-in groove or the intensive phenomenon that caused ripple sheet material toughness intensity variation is set of hole clipping on corrugated plating in the time of can avoiding straight line parallel to distribute.
In above-mentioned each scheme, in order to facilitate assembling and the dismounting between bracing piece and corrugated plating, the bracing piece described in each all can comprise the many head rods that link together and the second connecting rod, and described head rod and the second connecting rod are arranged alternately; On the end that described head rod and the second connecting rod connect, be respectively equipped with suitable plug and slot, the cooperation by plug and slot is connected to form bracing piece by these head rods and the second connecting rod successively.This structure can complete installation by inserting, has effectively reduced material cost, and has increased the contact area of the interior sheet material of unit space and muddy water, has increased the collision opportunity of solid matter in current, has improved sedimentation effect.
In order to facilitate assembling and the dismounting of this precipitation separation device, can also adopt standardized production mode, will organize sheet material more and fixedly make unit block by support frame, the size of each unit block is determined by the size of framework.Be specially: the vertical spoil disposal precipitation separation device of this horizontal flow also comprises a plurality of rectangular frames of docking successively, and described in each, framework is formed by connecting by 12 arris; Described corrugated plating is divided into many groups, and every group of corrugated plating is arranged in each self-corresponding framework; These frameworks dock successively and/or are superimposed together.
In order to facilitate the connection between framework, can be respectively equipped with projection and groove at the end face of described framework and the corner location of bottom surface, adjacent framework is connected by the cooperation of projection and groove.Interlocking mutually by projection and link slot is tied, and completes the connection of unit block and fixes.
Minimum spacing between adjacent described corrugated plating is 0.5～2 centimetre.
Described waveform configuration is trapezoidal wave, and two waists of this trapezoidal wave are 45 °～60 ° with the angle between corresponding the lowest point, and the width of the lowest point is 0.5～2 centimetre, and two waist length of trough are 2～4 centimetres, and the minimum spacing between adjacent corrugated plate is 0.5～2 centimetre.
The bellows-shaped of corrugated plating is trapezoidal, and adjacent two train wave card orientations are contrary, are mutually mirror image, forms two class passages, and first kind passage is the long and narrow spoil disposal passage that the trapezoidal top edge of adjacent two train wave card forms, and its spoil disposal direction is for vertically downward; Equations of The Second Kind passage is the square water stream channel that between adjacent two train wave cards, trapezoidal base forms, and its water (flow) direction is horizontal ecto-entad.
Preferably two waist length of trough are 2～4 centimetres, and the long ratio of the minimum spacing between adjacent corrugated plate and trough waist is 1:2～1:8.According to shallow layer precipitating principle, through verification experimental verification, when the waist length of trough is between 2～4 centimetres, form closely spaced swash plate, can shorten suspension precipitation distance, eliminate the panting action that traditional settling apparatus alumen ustum causes in precipitation process, improve sedimentation effect.
The waveform of described corrugated plating cross section can also be that triangular wave or sine wave etc. are the balancing waveform that periodic regular changes, form the spoil disposal passage of up-narrow and down-wide flared structure, this class formation more contributes to the landing of solid matter in current, and sedimentation effect is better; This structure especially facilitates the excretion of the suspended solid material of large volume.
Angle between two waists of described trapezoidal wave can be 90 °～150 °, take 45 °, 60 °, 75 ° as good, and this angle contributes to the collision of solid matter in current and the landing after collision, and sedimentation effect is good.
In order to facilitate the assembling between corrugated plating and framework, can on the madial wall of described framework, be provided with the link slot for the corresponding end of corrugated plating described in inserting; The corner location correspondence of described framework is provided with projection and groove, and adjacent framework is connected by the cooperation of corresponding projection and groove.
Compared with prior art, the vertical spoil disposal precipitation separation device of horizontal flow provided by the present invention, mutually vertical with sedimentary spoil disposal direction except having retained in prior art current, do not interfere with each other, thereby avoid the perturbation action between horizontal flow and sediment, the advantage that the mud that prevents from sinking suspends again, the present invention is optimized sludge discharge way in prior art, with respect to prior art spoil disposal passage, still adopt the ramp way with 30 ° to 60 ° of horizontal sextant angles, when mud amount constantly increases, may stop up spoil disposal passage, existence exceeds the shortcoming that swash plate distortion that swash plate weight capacity causes is even caved in because weight of precipitate is excessive, in the present invention, adopt the vertical spoil disposal slideway of direction, when current horizontal flow is after water stream channel, the frame of suspension and water stream channel clashes into rapid precipitation, along sliding into spoil disposal passage under frame, sediment along vertical spoil disposal slideway can Direct precipitation to sedimentation basin bottom, swash plate is without load-bearing, thereby solved the excessive swash plate distortion occurring after swash plate weight capacity or the problem of caving in of exceeding of sediment amount in prior art, settler in the present invention is except guaranteeing sedimentation effect fast and effectively, more solid and reliable with respect to prior art.And in preferred version, adopt the corrugated plating of trapezoidal wave, triangular wave and sinusoidal configuration, and can form up-narrow and down-wide spoil disposal passage, solved in prior art when suspension amount is too high the problem that the spoil disposal passage that excessive sediment causes silts up.And the up-thin-low-thick design of the present embodiment spoil disposal slideway can effectively address this problem, reduce the requirement of settler to former aqueous suspension concentration, guarantee the settling velocity of settler.
Accompanying drawing explanation
Fig. 1 is the generalized section of corrugated plating in the embodiment of the present invention;
Fig. 2 is the schematic perspective view of corrugated plating in the embodiment of the present invention;
Fig. 3 is the cross section structure schematic diagram of the embodiment of the present invention;
Fig. 4 is the schematic perspective view of unit group in the embodiment of the present invention 1;
Fig. 5 is the schematic perspective view that Fig. 4 looks up direction;
Fig. 6 is the cross-sectional schematic of the embodiment of the present invention 2 partial structurtes;
Fig. 7 is the side view of Fig. 4;
Fig. 8 is the cross-sectional schematic of first, second connecting rod in the embodiment of the present invention 2.
Fig. 9 is corrugated plating and dividing plate assembly structure schematic perspective view in the embodiment of the present invention 3;
Figure 10 is the perspective view of corrugated plating in the embodiment of the present invention 3;
Figure 11 is the front view of Fig. 9;
Figure 12 is the side view of Figure 10;
Figure 13 is the perspective view of the embodiment of the present invention 3 median septums.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
As shown in Figures 1 to 5, the vertical spoil disposal precipitation separation device of this horizontal flow is arranged in sedimentation basin 12, and it comprises:
In the present embodiment, the surface of each bellows all has water-repellent layer, thereby effectively reduces corrugated plating surface to sedimentary resistance, accelerates to be deposited in the speed that slips into spoil disposal slideway under the lip-deep solids of corrugated plating, thereby ensure the quick separation of solid, liquid, guarantee sedimentation effect.
Spacing between two relative the lowest point between adjacent corrugated plate is the spoil disposal passage 2 in the present embodiment, the width of spoil disposal passage is 0.5 centimetre, the width of spoil disposal passage can also be selected according to the actual conditions of water quality other size, conventionally in 2 centimetres.The space of two the relative formation that trapezoidal wave is gone along with sb. to guard him between adjacent corrugated plate is water stream channel 3, and the direction of water stream channel (as shown in the direction of arrow in Fig. 2) is perpendicular with the direction of spoil disposal passage, and in the present embodiment, the Breadth Maximum of water stream channel is 2 centimetres.
Each bellows 1 in the present embodiment is divided into many groups, and every group of bellows is arranged on unit group of the interior formation of framework 4.Each framework is formed by connecting by 12 rib bars.Framework 4 in the present embodiment consists of angle steel, by angle steel, corrugated plating is fixed in standard card cage.According to the difference of framework material, can also be on the inner surface of rib bar, to be provided with the link slot corresponding with each corrugated plating, the ora terminalis of corrugated plating is plugged in corresponding link slot, thereby each corrugated plating is installed in corresponding framework.The corner location of each framework end face and bottom surface is respectively equipped with projection 6 and groove 7, and adjacent framework is connected by the cooperation of projection and groove.
The operation principle of the vertical spoil disposal precipitation separation device of this horizontal flow is described below:
When current ecto-entad is through water stream channel 3, solids in water and the surface of corrugated plating collide, and rapid subsidence, to the central plane of corrugated plating trapezoidal wave, slips into spoil disposal passage 2 then, vertically slip into sedimentation basin bottom (not shown), complete the precipitation and separation of solid, liquid.Swash plate is without load-bearing, and when this device of current level process, water (flow) direction and the vertical angle that is 90 ° of suspension precipitation direction, current are dropped to minimum to the disturbance of the suspension precipitating, suspension is rapid precipitation under gravity and precipitating reagent effect, thereby avoided the corrugated plating distortion that sediment amount is excessive caused or the problem of caving in, stability in use and security are better.
The vertical spoil disposal precipitation separation device of this horizontal flow is applicable to multiple-quality water, substantially avoided the disturbance between solid, liquid, sedimentation effect is good, stopped to silt because of sediment the possibility that caused device caves in up, and apparatus structure is simple and easy, can standardized production, install simply, reduce site operation difficulty.
As shown in Figure 6 to 8, the vertical spoil disposal precipitation separation device of this horizontal flow comprises:
In the present embodiment, the surface of each bellows all has water-repellent layer, thereby effectively reduces corrugated plating surface to sedimentary resistance, accelerates to be deposited in the speed that slips into spoil disposal slideway under the lip-deep solids of corrugated plating, thereby ensure the quick separation of solid, liquid, guarantee sedimentation effect.
Spacing between two relative the lowest point between adjacent corrugated plate is the spoil disposal passage 2 in the present embodiment, the width of spoil disposal passage is 0.5 centimetre, the width of spoil disposal passage can also be selected according to the actual conditions of water quality other size, conventionally in 2 centimetres.The space of two the relative formation that trapezoidal wave is gone along with sb. to guard him between adjacent corrugated plate is water stream channel 3, and the direction of water stream channel (as shown in the direction of arrow in Fig. 2) is perpendicular with the direction of spoil disposal passage, and in the present embodiment, the Breadth Maximum of water stream channel is 2 centimetres.
Each bellows in the vertical spoil disposal precipitation separation device of this horizontal flow is directly installed in sedimentation basin (not shown), the lowest point face of each corrugated plating is provided with perforation, and horizontally disposed many bracing pieces 13 are connected between each corrugated plating through perforation corresponding on each corrugated plating.
Each bracing piece includes the many head rods that link together 8 and the second connecting rod 9, and head rod 8 and the second connecting rod 9 are arranged alternately.On the end that head rod and the second connecting rod connect, be respectively equipped with suitable plug 10 and slot 11, the cooperation by plug 10 and slot 11 is connected to form bracing piece by head rod and the second connecting rod successively.Ultimate range in the present embodiment between the length of head rod and adjacent corrugations pipe is suitable, and the width of the length of the second connecting rod and spoil disposal passage is suitable.
During installation, only need the plug on adjacent head rod and the second connecting rod and slot docking to fix, the reinforcing that can complete corrugated sheet is installed.Install more flexibly, conveniently.
As above shown in Fig. 9 to Figure 13, the waveform of the cross section of the corrugated plating 14 in the present embodiment is triangular wave, as shown in figure 10, is interval with a plurality of hole clippings 15 on the wedge angle position of corrugated plating.In the present embodiment, the spacing of adjacent hole clipping is 9 centimetres.
In gap between adjacent corrugated plate 14, be interval with polylith dividing plate 16, these dividing plates are longitudinally applied between adjacent corrugated plate; Space between the structure at the both ends of the present embodiment median septum and adjacent two corrugated platings is suitable, is also laciniation, the location when facilitating the assembling of dividing plate and corrugated plating; The remainder of dividing plate is straight line plate profile structure, and the width of this part dividing plate is greater than the minimum range between adjacent separator, be less than ultimate range between adjacent separator simultaneously, that is to say, the part edge of dividing plate is inserted into the opposite side that exposes to this dividing plate in the jack of corrugated plating with respect to the wedge angle part of dividing plate indent, and itself and part of dividing plate and the perforation of the pointed shape triangularity of corrugated plating evagination, the side forming in the present embodiment is crossed pool 17, and current are crossed pool from side and are passed through; And in the space of adjacent separator between adjacent corrugated plate, form a relative inner lead, for reducing current, for established solid, liquid separation, impact, and can effectively avoid the phenomenon of the short streams of current, for precipitation provides an interference-free better environment and enough sedimentation times, sedimentation effect is better; Bonding strength and the impact resistance of all right intensifier of the design of dividing plate, guarantee the location of adjacent corrugated plate under water impact simultaneously.
Hole clipping in the present embodiment can also replace with draw-in groove.The structure of hole clipping is with respect to draw-in groove, and the processing of corrugated plating is fairly simple.Preferred hole clipping.
It is identical with embodiment 2 with structure.
Claims (8)
1. the vertical spoil disposal precipitation separation device of horizontal flow, it is characterized in that comprising the polylith corrugated plating being arranged in sedimentation basin, described corrugated plating cross section is for being periodically variable shape wave structure, described in each, corrugated plating all with respect to the horizontal plane vertically arranges, adjacent corrugated plating be symmetrical arranged and each other between be separated with spacing, minimum spacing between adjacent corrugated plate is spoil disposal passage, thereby horizontally disposed many bracing pieces are located in described in each and on corrugated plating, these corrugated platings are linked together.
2. the vertical spoil disposal precipitation separation device of horizontal flow according to claim 1, it is characterized in that being also longitudinally provided with between adjacent described corrugated plating polylith dividing plate, these baffle intervals arrange, and the width of dividing plate is greater than the minimum range between adjacent corrugated plate and is less than the ultimate range between adjacent corrugated plate, described in each, corrugated plating is provided with draw-in groove or the hole clipping suitable with dividing plate described in each, the dual-side of described dividing plate is plugged in corresponding draw-in groove or hole clipping, thereby dividing plate described in each is connected between adjacent corrugated plating.
3. the vertical spoil disposal precipitation separation device of horizontal flow according to claim 2, is characterized in that the dividing plate between different described corrugated platings is crisscross arranged.
4. according to the vertical spoil disposal precipitation separation device of horizontal flow described in the arbitrary claim of claims 1 to 3, it is characterized in that the bracing piece described in each includes the many head rods that link together and the second connecting rod, described head rod and the second connecting rod are arranged alternately; On the end that described head rod and the second connecting rod connect, be respectively equipped with suitable plug and slot, the cooperation by plug and slot is connected to form bracing piece by these head rods and the second connecting rod successively.
5. the vertical spoil disposal precipitation separation device of horizontal flow according to claim 4, is characterized in that the vertical spoil disposal precipitation separation device of this horizontal flow also comprises a plurality of rectangular frames of docking successively, and described in each, framework is formed by connecting by 12 arris; Described corrugated plating is divided into many groups, and every group of corrugated plating is arranged in each self-corresponding framework; These frameworks dock successively and/or are superimposed together.
6. the vertical spoil disposal precipitation separation device of horizontal flow according to claim 5, it is characterized in that described waveform configuration is trapezoidal wave, two waists of this trapezoidal wave are 45 °～60 ° with the angle between corresponding the lowest point, and the long ratio of the minimum spacing between adjacent corrugated plate and trough waist is 1:2～1:8.
7. the vertical spoil disposal precipitation separation device of horizontal flow according to claim 6, is characterized in that the madial wall of described framework is provided with the link slot for the corresponding end of corrugated plating described in inserting; The corner location correspondence of described framework is provided with projection and groove, and adjacent framework is connected by the cooperation of corresponding projection and groove.
8. the vertical spoil disposal precipitation separation device of horizontal flow according to claim 7, is characterized in that the bottom surface of the trough of corrugated plating described in each is provided with perforation, and described in each, bracing piece is located in corresponding perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310594156.2A CN103657165B (en) | 2013-07-11 | 2013-11-21 | The vertical spoil disposal precipitation separation device of horizontal flow |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310294009.3 | 2013-07-11 | ||
| CN2013102940093A CN103405946A (en) | 2013-07-11 | 2013-07-11 | Horizontal flow precipitation separation device |
| CN201310594156.2A CN103657165B (en) | 2013-07-11 | 2013-11-21 | The vertical spoil disposal precipitation separation device of horizontal flow |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103657165A true CN103657165A (en) | 2014-03-26 |
| CN103657165B CN103657165B (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013102940093A Withdrawn CN103405946A (en) | 2013-07-11 | 2013-07-11 | Horizontal flow precipitation separation device |
| CN201310594156.2A Active CN103657165B (en) | 2013-07-11 | 2013-11-21 | The vertical spoil disposal precipitation separation device of horizontal flow |
| CN201320740973.XU Expired - Fee Related CN203803159U (en) | 2013-07-11 | 2014-03-14 | Horizontal-flow vertical sludge discharging, precipitation and separation device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2013102940093A Withdrawn CN103405946A (en) | 2013-07-11 | 2013-07-11 | Horizontal flow precipitation separation device |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320740973.XU Expired - Fee Related CN203803159U (en) | 2013-07-11 | 2014-03-14 | Horizontal-flow vertical sludge discharging, precipitation and separation device |
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| CN (3) | CN103405946A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105457347A (en) * | 2015-12-23 | 2016-04-06 | 戴东宸 | Inclined tube sedimentation and separation device |
| CN105920883A (en) * | 2016-06-21 | 2016-09-07 | 南京宇热材料科技有限公司 | Curved surface oriented grating fast sedimentation tank |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103405946A (en) * | 2013-07-11 | 2013-11-27 | 浙江德安科技股份有限公司 | Horizontal flow precipitation separation device |
| CN103803705B (en) * | 2014-01-26 | 2015-05-13 | 浙江德安科技股份有限公司 | Novel sewage treatment device |
| CN105289056A (en) * | 2015-12-08 | 2016-02-03 | 浙江联池水务设备有限公司 | Flat flow inclined plate purification device and sedimentation tank with purification device |
| CN105879434A (en) * | 2016-06-03 | 2016-08-24 | 山东华通环境科技股份有限公司 | Mud-water separation device |
| CN105854360A (en) * | 2016-06-03 | 2016-08-17 | 山东华通环境科技股份有限公司 | Mud-water separation device |
| CN105944411A (en) * | 2016-06-28 | 2016-09-21 | 贾贝尔 | Novel horizontal tube type sedimentation pond |
| CN108283826B (en) * | 2018-01-30 | 2019-12-10 | 山东佳星环保科技有限公司 | Tower type sewage treatment device |
| CN109354234A (en) * | 2018-12-13 | 2019-02-19 | 深圳市清泉水业股份有限公司 | A kind of method and its construction substituting biochemical method sewage treatment secondary settling tank |
| CN112110553B (en) * | 2020-05-25 | 2023-07-28 | 胜利新大新材料股份有限公司 | Oil gathering device and coalescence degreaser for oilfield sewage treatment |
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- 2013-07-11 CN CN2013102940093A patent/CN103405946A/en not_active Withdrawn
- 2013-11-21 CN CN201310594156.2A patent/CN103657165B/en active Active
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- 2014-03-14 CN CN201320740973.XU patent/CN203803159U/en not_active Expired - Fee Related
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| US4363730A (en) * | 1979-10-18 | 1982-12-14 | Projectus Industriprodukter Ab | Lamellar separator |
| CN2324147Y (en) * | 1998-10-12 | 1999-06-16 | 浙江京泰水工业设备有限公司 | Frame type corrugated plate flocculating device |
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| CN105920883A (en) * | 2016-06-21 | 2016-09-07 | 南京宇热材料科技有限公司 | Curved surface oriented grating fast sedimentation tank |
| CN105920883B (en) * | 2016-06-21 | 2017-11-28 | 南京宇热材料科技有限公司 | A kind of curved surface guide grid rapid subsidence groove |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103405946A (en) | 2013-11-27 |
| CN203803159U (en) | 2014-09-03 |
| CN103657165B (en) | 2016-01-13 |
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Address after: 315182 Zhejiang Province, Ningbo City West Industrial Zone, Daxie Pavilion 8-6-2 block Patentee after: Zhejiang Dean Technology Co., Ltd. Address before: 315040 Zhejiang Province, Ningbo city national high tech Zone Blue Sword Road No. 1377, Dean of eco industrial park Patentee before: Zhejiang Dean Technology Co., Ltd. |