CN204093096U - Porous media froth breaker - Google Patents
Porous media froth breaker Download PDFInfo
- Publication number
- CN204093096U CN204093096U CN201420602957.9U CN201420602957U CN204093096U CN 204093096 U CN204093096 U CN 204093096U CN 201420602957 U CN201420602957 U CN 201420602957U CN 204093096 U CN204093096 U CN 204093096U
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- Prior art keywords
- porous media
- foam
- cylindrical shell
- froth breaker
- froth
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Abstract
The utility model is a kind of porous media froth breaker, the composition of this froth breaker comprises discharging tube, foam enters pipe, bottom, porous media post, cylindrical shell, top cover, exhaust outlet, wherein, cylindrical shell is the main equipment of porous media froth breaker, the top of cylindrical shell is provided with top cover, and top cover has steam vent; The bottom of cylindrical shell is provided with bottom, and the bottom of bottom is provided with discharging tube; The bottom of cylindrical shell is provided with foam and enters pipe; Described porous media post is vertically disposed in cylindrical shell, and top and top cover are fixed, and bottom and bottom are fixed, and described porous media post adopts polyurethane foam plastics.Porous media froth breaker described in the utility model can carry out continuous froth breaking, the half-life (being recorded by GB/T7462-94) of the foam that can eliminate is less than 120min, foam liquid holdup is 1% – 5% and froth appearance flow velocity is 3 – 10mm/s, defoaming effect obviously, operation time without the need to increasing any external force, structure is simple, easy to operate and energy consumption is low.
Description
Technical field
The technical solution of the utility model is that belonging to chemical field, is exactly specifically utilize foamed plastics to make porous media froth breaker as component according to capillary theory exploitation froth breaker new technology.
Background technology
A large amount of foams is produced at present in many industrial processes.If these a large amount of foams are eliminated not in time, not only cause production capacity to decline, and the carrying out of production process can be affected, be even discharged in environment and cause serious environmental pollution.Therefore froth breaking is a significant element operation in commercial process.
Now conventional debubbling method has chemical froth breaking method and physical defoaming method.Chemistry froth breaking method adds defoamer in the foam, the method has good defoaming effect, but can pollute in process of production, affects production process, particularly when the system handled by subsequent process needs has certain frothing capacity, the method is just infeasible.Physical defoaming method utilizes external force to make lather collapse, and then reach defoaming effect, and the method can reach certain defoaming effect while not affecting system character, but defoaming effect is limited.201010236491.1), volute type mechanical defoaming device (patent No.: 200520079967.X), the flying saucer type centrifugal defoamer (patent No.: 200620095219.5) patent of physical defoaming technology is a lot, as the cyclone foam breaker for metal wire micro-fillers (patent No.:.Described patent is all shear foam or rub carry out froth breaking by forcing to apply external force, and these equipment operatings are complicated, energy consumption is high and high to equipment requirement.
The utility model utilizes the capillarity of porous media material and gravity drainage to act in defoaming process and obtains good effect.When froth breaking, directly passed in froth breaker by foam, without the need to increasing any external force, structure is simple, easy to operate, energy consumption is low and plant maintenance is simple.
Utility model content
The purpose of this utility model is the deficiency for existing in current techniques, adopt the porous media froth breaker that porous media material is made, the Action of Gravity Field of the cancellated capillarity of porous media and liquid self is utilized to reach the object of froth breaking, the low and simple porous media froth breaker of structure of a kind of energy consumption of utility model.Porous media has the network structure of porous because of it, thus can capillarity be produced, when with foam contacting, the liquid in foam between bubble can be absorbed, simultaneously again owing to being inhaled into the Action of Gravity Field of liquid, liquid is flowed downward by porous media, finally flows out bottom porous media froth breaker, thus achieve continuous froth breaking very well.
The technical scheme that the utility model adopts is:
A kind of porous media froth breaker, the composition of this froth breaker comprises discharging tube, foam enters pipe, bottom, porous media post, cylindrical shell, top cover, exhaust outlet, and wherein, cylindrical shell is the main equipment of porous media froth breaker, the top of cylindrical shell is provided with top cover, and top cover has steam vent; The bottom of cylindrical shell is provided with bottom, and the bottom of bottom is provided with discharging tube; The bottom of cylindrical shell is provided with foam and enters pipe, and it is 50 – 300mm along distance bottom height that foam enters pipe lower;
Described porous media post is vertically disposed in cylindrical shell, and top and top cover are fixed, and bottom and bottom are fixed, and ratio of height to diameter is 10 – 100;
Described porous media post adopts polyurethane foam plastics, and its aperture is 100 – 500um, and density is 30 – 55kg/m
3;
The quantity that described porous media post is placed on cylindrical shell unit cross-sectional area is 30 –, 1200/m
2, and press equilateral triangle arrangement;
The ratio of height to diameter of described cylindrical shell is 1 – 10.
The beneficial effects of the utility model are: porous media froth breaker described in the utility model can carry out continuous froth breaking, the half-life (being recorded by GB/T7462-94) of the foam that can eliminate is less than 120min, foam liquid holdup is 1% – 5% and froth appearance flow velocity is 3 – 10mm/s, defoaming effect obviously, operation time without the need to increasing any external force, structure is simple, easy to operate and energy consumption is low.During to a certain foam froth breaking, adopt without the empty cylindrical shell of component as froth breaker, after the time carries out 4 – 6min, foam overflow froth breaker; Employing rotating speed is that the stirring-type froth breaker of 300r/min carries out froth breaking, this froth breaker is arranged on drum shaft to centre, structure is shown in the patent No.: 201020599121.X, wherein the first impeller and the second impeller blade vertical range are 5mm, the number of blade of the first impeller and the second impeller is 8, after the time carries out 10 – 20min, foam overflow froth breaker; Comparatively speaking, adopt this porous media froth breaker to increase substantially defoaming effectiveness, foam can not overflow froth breaker, and discharging tube is discharged not containing the liquid of foam, and can realize continuous froth breaking, defoaming effectiveness can reach 100%.This porous media froth breaker can be applicable in the chemical process producing a large amount of foam continuously.
Accompanying drawing explanation
Fig. 1 is porous media froth breaker structural representation of the present utility model.
Wherein: 1 discharging tube, 2 foams enter pipe, 3 bottoms, 4 porous media posts, 5 cylindrical shells, 6 top covers, 7 exhaust outlets.
Detailed description of the invention
In order to make the utility model scheme clearly, below in conjunction with accompanying drawing and execute example further description is done to the utility model.
The structure of froth breaker of the present utility model as shown in Figure 1, the composition of this froth breaker comprises discharging tube 1, foam enters pipe 2, bottom 3, porous media post 4, cylindrical shell 5, top cover 6, exhaust outlet 7, wherein, cylindrical shell 5 is main equipments of porous media froth breaker, the top of cylindrical shell 5 is provided with top cover 6, top cover 6 has steam vent 7; The bottom of cylindrical shell 5 is provided with bottom 3, and the bottom of bottom 3 is provided with discharging tube 1; The bottom of cylindrical shell 5 is provided with foam and enters pipe 2, and it is highly 50 – 300mm apart from bottom 3 that foam enters pipe 2 times edges;
Described porous media post 4 is vertically disposed in cylindrical shell 5, and top and top cover 6 are fixed, and bottom and bottom 3 are fixed, and ratio of height to diameter is 10 – 100;
Described porous media post 4 adopts polyurethane foam plastics, and its aperture is 100 – 500um, and density is 30 – 55kg/m
3;
The quantity that described porous media post 4 is placed on cylindrical shell 5 unit cross-sectional area is 30 –, 1200/m
2, and press equilateral triangle arrangement;
The ratio of height to diameter of described cylindrical shell 5 is 1 – 10.
Embodiment 1:
System used is lauryl sodium sulfate aqueous solution, the foam liquid holdup formed is 1%, half foam life period be 30min (being recorded by GB/T7462-94) and froth appearance flow velocity is 3.5mm/s, foam enters pipe by foam and enters in froth breaker, and foam from bottom to top flows.The cylindrical shell ratio of height to diameter of porous media froth breaker is 1, porous media post ratio of height to diameter be 10 and the porous media post quantity of placing on cylindrical shell unit cross-sectional area be 40/m
2, and press equilateral triangle arrangement, the density of polyurethane foam plastics is 45kg/m
3be 300um with aperture, it is 100mm along the distance apart from bottom that foam enters pipe lower.
Under identical system condition, adopt the empty cylindrical shell without component of same size as froth breaker, after the time carries out 6min, foam overflow froth breaker; Employing rotating speed is that the stirring-type froth breaker of 300r/min carries out froth breaking, this froth breaker is arranged on drum shaft to centre, structure is shown in the patent No.: 201020599121.X, wherein the first impeller and the second impeller blade vertical range are 5mm, the number of blade of the first impeller and the second impeller is 8, after the time carries out 20min, foam overflow froth breaker; Comparatively speaking, adopt the porous media froth breaker described in epimere to increase substantially defoaming effectiveness, foam can not overflow froth breaker all the time, and discharging tube is discharged not containing the liquid of foam, and can realize continuous froth breaking, defoaming effectiveness can reach 100%.
Embodiment 2:
System used is lauryl sodium sulfate aqueous solution, the foam liquid holdup formed is 3%, half foam life period be 60min (being recorded by GB/T7462-94) and froth appearance flow velocity is 7mm/s, foam enters pipe by foam and enters in froth breaker, and foam from bottom to top flows.The cylindrical shell ratio of height to diameter of porous media froth breaker is 5, porous media post ratio of height to diameter be 50 and the porous media post quantity of placing on cylindrical shell unit cross-sectional area be 200/m
2, and press equilateral triangle arrangement, the density of polyurethane foam plastics is 45kg/m
3be 300um with aperture, it is 200mm along the distance apart from bottom that foam enters pipe lower.
Under identical system condition, adopt the empty cylindrical shell without component of same size as froth breaker, after the time carries out 5min, foam overflow froth breaker; Employing rotating speed is that the stirring-type froth breaker of 300r/min carries out froth breaking, this froth breaker is arranged on drum shaft to centre, structure is shown in the patent No.: 201020599121.X, wherein the first impeller and the second impeller blade vertical range are 5mm, the number of blade of the first impeller and the second impeller is 8, after the time carries out 15min, foam overflow froth breaker; Comparatively speaking, adopt this porous media froth breaker to increase substantially defoaming effectiveness, foam can not overflow froth breaker all the time, and discharging tube is discharged not containing the liquid of foam, and can realize continuous froth breaking, defoaming effectiveness can reach 100%.
Embodiment 3:
System used is lauryl sodium sulfate aqueous solution, the foam liquid holdup formed is 5%, half foam life period be 120min (being recorded by GB/T7462-94) and froth appearance flow velocity is 10mm/s, foam enters pipe by foam and enters in froth breaker, and foam from bottom to top flows.The cylindrical shell ratio of height to diameter of porous media froth breaker is 10, porous media post ratio of height to diameter be 80 and the porous media post quantity of placing on cylindrical shell unit cross-sectional area be 1200/m
2, and press equilateral triangle arrangement, the density of polyurethane foam plastics is 45kg/m
3be 300um with aperture, it is 300mm along the distance apart from bottom that foam enters pipe lower.
Under identical system condition, adopt the empty cylindrical shell without component of same size as froth breaker, after the time carries out 4min, foam overflow froth breaker; Employing rotating speed is that the stirring-type froth breaker of 300r/min carries out froth breaking, this froth breaker is arranged on drum shaft to centre, structure is shown in the patent No.: 201020599121.X, wherein the first impeller and the second impeller blade vertical range are 5mm, the number of blade of the first impeller and the second impeller is 8, after the time carries out 10min, foam overflow froth breaker; Comparatively speaking, adopt this porous media froth breaker to increase substantially defoaming effectiveness, foam can not overflow froth breaker all the time, and discharging tube 1 is discharged not containing the liquid of foam, and can realize continuous froth breaking, defoaming effectiveness can reach 100%.
Embodiment 4:
System used is lauryl sodium sulfate aqueous solution, the foam liquid holdup formed is 3%, half foam life period be 60min (being recorded by GB/T7462-94) and froth appearance flow velocity is 7mm/s, foam enters pipe by foam and enters in froth breaker, and foam from bottom to top flows.The cylindrical shell ratio of height to diameter of porous media froth breaker is 5, porous media post ratio of height to diameter be 50 and the porous media post quantity of placing on cylindrical shell unit cross-sectional area be 200/m
2, and press equilateral triangle arrangement, the density of polyurethane foam plastics is 35kg/m
3be 400um with aperture, it is 200mm along the distance apart from bottom that foam enters pipe lower.
Under identical system condition, adopt the empty cylindrical shell without component of same size as froth breaker, after the time carries out 5min, foam overflow froth breaker; Employing rotating speed is that the stirring-type froth breaker of 300r/min carries out froth breaking, this froth breaker is arranged on drum shaft to centre, structure is shown in the patent No.: 201020599121.X, wherein the first impeller and the second impeller blade vertical range are 5mm, the number of blade of the first impeller and the second impeller is 8, after the time carries out 15min, foam overflow froth breaker; Comparatively speaking, adopt this porous media froth breaker to increase substantially defoaming effectiveness, foam can not overflow froth breaker all the time, and discharging tube 1 is discharged not containing the liquid of foam, and can realize continuous froth breaking, defoaming effectiveness can reach 100%.
Embodiment 5:
System used is lauryl sodium sulfate aqueous solution, the foam liquid holdup formed is 3%, half foam life period be 60min (being recorded by GB/T7462-94) and froth appearance flow velocity is 7mm/s, foam enters pipe by foam and enters in froth breaker, and foam from bottom to top flows.The cylindrical shell ratio of height to diameter of porous media froth breaker is 5, porous media post ratio of height to diameter be 50 and the porous media post quantity of placing on cylindrical shell unit cross-sectional area be 200/m
2, and press equilateral triangle arrangement, the density of polyurethane foam plastics is 55kg/m
3be 200um with aperture, it is 200mm along the distance apart from bottom that foam enters pipe lower.
Under identical system condition, adopt the empty cylindrical shell without component of same size as froth breaker, after the time carries out 5min, foam overflow froth breaker; Employing rotating speed is that the stirring-type froth breaker of 300r/min carries out froth breaking, this froth breaker is arranged on drum shaft to centre, structure is shown in the patent No.: 201020599121.X, wherein the first impeller and the second impeller blade vertical range are 5mm, the number of blade of the first impeller and the second impeller is 8, after the time carries out 15min, foam overflow froth breaker; Comparatively speaking, adopt this porous media froth breaker to increase substantially defoaming effectiveness, foam can not overflow froth breaker all the time, and discharging tube 1 is discharged not containing the liquid of foam, and can realize continuous froth breaking, defoaming effectiveness can reach 100%.
The utility model unaccomplished matter is known technology.
Claims (3)
1. a porous media froth breaker, the composition that it is characterized by this froth breaker comprises discharging tube, foam enters pipe, bottom, porous media post, cylindrical shell, top cover, exhaust outlet, and wherein, cylindrical shell is the main equipment of porous media froth breaker, the top of cylindrical shell is provided with top cover, and top cover has steam vent; The bottom of cylindrical shell is provided with bottom, and the bottom of bottom is provided with discharging tube; The bottom of cylindrical shell is provided with foam and enters pipe, and it is 50 – 300 mm along distance bottom height that foam enters pipe lower;
Described porous media post is vertically disposed in cylindrical shell, and top and top cover are fixed, and bottom and bottom are fixed, and ratio of height to diameter is 10 – 100;
Described porous media post adopts polyurethane foam plastics, and its aperture is 100 – 500 um, and density is 30 – 55 kg/m
3.
2. porous media froth breaker as claimed in claim 1, it is characterized by the quantity that described porous media post places on cylindrical shell unit cross-sectional area is 30 –, 1200/m
2, and press equilateral triangle arrangement.
3. porous media froth breaker as claimed in claim 1, the ratio of height to diameter that it is characterized by described cylindrical shell is 1 – 10.
Priority Applications (1)
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CN201420602957.9U CN204093096U (en) | 2014-10-17 | 2014-10-17 | Porous media froth breaker |
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CN201420602957.9U CN204093096U (en) | 2014-10-17 | 2014-10-17 | Porous media froth breaker |
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CN204093096U true CN204093096U (en) | 2015-01-14 |
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CN201420602957.9U Withdrawn - After Issue CN204093096U (en) | 2014-10-17 | 2014-10-17 | Porous media froth breaker |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104258604A (en) * | 2014-10-17 | 2015-01-07 | 河北工业大学 | Porous medium defoamer |
-
2014
- 2014-10-17 CN CN201420602957.9U patent/CN204093096U/en not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104258604A (en) * | 2014-10-17 | 2015-01-07 | 河北工业大学 | Porous medium defoamer |
CN104258604B (en) * | 2014-10-17 | 2015-11-18 | 河北工业大学 | Porous media froth breaker |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20150114 Effective date of abandoning: 20151118 |
|
C25 | Abandonment of patent right or utility model to avoid double patenting |