CN108261998A - A kind of defoaming device applied to polycarboxylic acid water reducer macromer - Google Patents
A kind of defoaming device applied to polycarboxylic acid water reducer macromer Download PDFInfo
- Publication number
- CN108261998A CN108261998A CN201810316376.1A CN201810316376A CN108261998A CN 108261998 A CN108261998 A CN 108261998A CN 201810316376 A CN201810316376 A CN 201810316376A CN 108261998 A CN108261998 A CN 108261998A
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- CN
- China
- Prior art keywords
- kettle
- defoaming
- dissolved
- reaction kettle
- polycarboxylic acid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F33/00—Other mixers; Mixing plants; Combinations of mixers
- B01F33/80—Mixing plants; Combinations of mixers
- B01F33/81—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles
- B01F33/811—Combinations of similar mixers, e.g. with rotary stirring devices in two or more receptacles in two or more consecutive, i.e. successive, mixing receptacles or being consecutively arranged
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1862—Stationary reactors having moving elements inside placed in series
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The present invention relates to defoaming equipment technical fields, more particularly to a kind of defoaming device applied to polycarboxylic acid water reducer macromer, including reaction kettle, the side of the reaction kettle is equipped with and is pre-dissolved kettle, described be pre-dissolved between kettle and reaction kettle is connected by return duct, and the both ends of the return duct are respectively with the reaction kettle and being pre-dissolved the junction of kettle and being equipped with defoaming filter screen；The defoaming filter screen includes rack, screen cloth and square, and the outside of the screen cloth is socketed with the rack, and the one end of the rack is equipped with square；The present invention using the above structure, by return duct and reaction kettle and being pre-dissolved the junction installation of kettle and defoaming filter screen, can efficiently eliminate polymeric monomer and be pre-dissolved the bubble generated in the process, greatly improve production efficiency.In addition, the defoaming device is simple in structure, it is easy to operate, it can be achieved that good defoaming effect, substantially increases production efficiency, saving production cost.
Description
Technical field
The present invention relates to defoaming equipment technical field more particularly to a kind of defoamings applied to polycarboxylic acid water reducer macromer
Device.
Background technology
Polycarboxylate water-reducer is a kind of concrete admixture being most widely used at present, and the product is as diminishing of new generation
Agent has many advantages, such as that volume is low, water-reducing rate is high, Molecular Design is strong, simple production process and environmentally friendly, is recognized
To be the developing direction of additive from now on.
In polycarboxylate water-reducer production process, a large amount of air can be mixed by being often pre-dissolved in whipping process in polymeric monomer, this
A little air exist in large monomer solution with stable bubble form, however the bubble generated can seriously affect the performance of product.
During polycarboxylate water-reducer is prepared, oxygen and free radical is often caused to combine and slow down or prevent free radical polymerization due to bubble.
Therefore, it eliminates polymeric monomer and is pre-dissolved the bubble generated in the process, there is significant technology and economic benefit.
At present in production process, common fluid product defoaming mode has chemistry defoaming and physical defoaming.Chemistry defoaming master
If by adding antifoaming agent to defoam, however the addition of antifoaming agent would generally influence the balance of former polymerisation.Therefore,
In industrial processes, for the defoaming effect obtained, and ensure the stability of product, generally it is carried out using Physical
Defoaming.At present, common physical defoaming mode has：Vacuum defoaming, ultrasound defoaming, centrifugation defoaming, vibration defoaming etc., more than it is several
Kind defoaming mode is high to equipment requirement, energy consumption is big, realization of industrialization is more difficult.
For example, existing Chinese invention patent, application number 201620714239.X, disclose a kind of hair with defoaming device
Fermentation tank, including tank body, the bottom of the tank body is equipped with air sparger and paddle, the paddle and air sparger
Connect with the motor on the outside of tank body, the bottom of the tank body is connected with a pipeline, and pipeline is equipped with a pump, the pipeline it is another
One end is inserted into the top of tank body and is connected with nozzle, and the nozzle includes main body, and the main body is in cavity structure and by upper
Direction down is descending to be gradually tapered up, and the bottom end of the main body is equipped with a jet port, and the main center is through there is one
Stick is supportted, the upper and lower ends of the support stick are fixed on dogbolt in main body respectively, and the lower section of the nozzle jet port is equipped with
One is bolted on the dispersion shock plate on support stick, and a reflux cylinder, the top of the reflux cylinder are equipped in the tank body
Equipped with V-shaped refluxing opening, which is located at the underface of nozzle.Although above-mentioned technical proposal can also reach the mesh of defoaming
, but its structure is complex, operates with inconvenience, and defoaming effect is poor.
Invention content
The purpose of the present invention is to solve shortcoming in the prior art, and the one kind proposed subtracts applied to polycarboxylic acids
The defoaming device of aqua polymeric monomer, by return duct and reaction kettle and being pre-dissolved the junction installation defoaming filter screen of kettle, thus
With good defoaming effect, and it is easy to operate, it is at low cost.
To achieve these goals, present invention employs following technical solutions：One kind is applied to the big list of polycarboxylate water-reducer
The defoaming device of body, including reaction kettle, the reaction kettle has a sealable cavity, and the center of the cavity inside is hung down
One first agitating shaft is directly equipped with, the bottom end of first agitating shaft is equipped with the first stirring blade, the top of first agitating shaft
It extends to the outside of the reaction kettle and is connected with the first motor, first motor can drive first agitating shaft
Rotation；The top of the reaction kettle is equipped with material dropping mouth, and the bottom of the reaction kettle is equipped with material outlet；
The side of the reaction kettle is equipped with and is pre-dissolved kettle, and described be pre-dissolved between kettle and reaction kettle is connected by return duct, described
The both ends of return duct are respectively with the reaction kettle and being pre-dissolved the junction of kettle and being equipped with defoaming filter screen；
The defoaming filter screen includes rack, screen cloth and square, and the outside of the screen cloth is socketed with the rack, the net
The one end of frame is equipped with square.
Preferably, the rack is the cylindrical shape of hollow out.
Preferably, the screen cloth is the strainer of synthetic resin material.
Preferably, the surface of the defoaming filter screen is coated with super hydrophobic material polytetrafluoroethylene (PTFE).
Preferably, the defoaming filter screen by trip bolt respectively with the reaction kettle and being pre-dissolved kettle and being fixedly connected.
Preferably, the center that is pre-dissolved in kettle is vertically equipped with one second agitating shaft, the bottom end of second agitating shaft
Equipped with the second stirring blade, the top of second agitating shaft, which extends to, described is pre-dissolved the outside of kettle and to be connected with second electronic
Machine, second motor can drive second agitating shaft to rotate.
Preferably, the top for being pre-dissolved kettle is equipped with material adding mouth.
Preferably, the side of the return duct is equipped with third motor, and the third motor is connect with return duct.
The invention has the advantages that：A kind of defoaming applied to polycarboxylic acid water reducer macromer of the present invention
Device, including reaction kettle, the side of the reaction kettle, which is equipped with, is pre-dissolved kettle, and described be pre-dissolved between kettle and reaction kettle is connect by return duct
Logical, the both ends of the return duct are respectively with the reaction kettle and being pre-dissolved the junction of kettle and being equipped with defoaming filter screen；This practicality
It is novel using the above structure, by return duct and reaction kettle and being pre-dissolved the junction installation of kettle and defoaming filter screen, can efficiently disappear
Except polymeric monomer is pre-dissolved the bubble generated in the process, production efficiency is greatly improved.In addition, the defoaming device is simple in structure, operation side
Just, it can be achieved that good defoaming effect, substantially increases production efficiency, production cost is saved.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the sectional view that filter screen is defoamed in the present invention.
Fig. 3 is defoams filter screen decomposition texture schematic diagram in the present invention.
In figure：1 reaction kettle, 2 cavitys, 3 first agitating shafts, 4 first stirring blades, 5 first motor, 6 material dropping mouths,
7 material outlets, 8 are pre-dissolved kettle, 9 return ducts, 10 defoaming filter screens, 11 racks, 12 screen cloths, 13 squares, 14 second agitating shafts, 15 the
Two stirring blades, 16 second motor, 17 material adding mouths, 18 third motor.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
With reference to Fig. 1-Fig. 3, a kind of defoaming device applied to polycarboxylic acid water reducer macromer is described anti-including reaction kettle 1
Answer kettle 1 that there is a sealable cavity 2, the center inside the cavity 2 is vertical equipped with one first agitating shaft 3, and described the
The bottom end of one agitating shaft 3 is equipped with the first stirring blade 4, and the top of first agitating shaft 3 extends to the outside of the reaction kettle 1
And the first motor 5 is connected with, first motor 5 can drive first agitating shaft 3 to rotate；The reaction kettle 1
Top is equipped with material dropping mouth 6, and the bottom of the reaction kettle 1 is equipped with material outlet 7；Here the first above-mentioned motor 5 rotates,
The first agitating shaft 3 is driven to rotate, so as to which the first stirring blade 4 being attached thereto be driven to rotate, is finally realized in reaction kettle 1
The purpose that is stirred of solution；
The side of the reaction kettle 1 is equipped with and is pre-dissolved kettle 8, and described be pre-dissolved between kettle 8 and reaction kettle 1 is connected by return duct 9,
The both ends of the return duct 9 respectively with the reaction kettle 1 and be pre-dissolved kettle 8 junction be equipped with defoaming filter screen 10；
The defoaming filter screen 10 includes rack 11, screen cloth 12 and square 13, and the outside of the screen cloth 12 is socketed with described
Rack 11, the one end of the rack 11 are equipped with square 13.In the present embodiment, by return duct and reaction kettle and being pre-dissolved kettle
Junction installation defoaming filter screen, can efficiently eliminate polymeric monomer and be pre-dissolved the bubble generated in the process, greatly improve production efficiency.
Specifically, the rack 11 is the cylindrical shape of hollow out；The screen cloth 12 is the strainer of synthetic resin material；It is described to disappear
The surface of bubble filter screen 10 is coated with super hydrophobic material polytetrafluoroethylene (PTFE), it should be noted that above-mentioned polytetrafluoroethylene (PTFE) is commonly referred to as
" non-sticking lining " or " material easy to clean ".This material has the characteristics that antiacid alkali resistant, resists various organic solvents, is practically insoluble in
All solvents；Meanwhile polytetrafluoroethylene (PTFE) has the characteristics that heat safe, its friction coefficient is extremely low, so can make lubricating action
After, also become the preferable coating of water pipe internal layer easy to clean.Therefore, in the present embodiment, polytetrafluoroethyl-ne is coated with using surface
The defoaming filter screen 10 of alkene can reduce mixed bubble during polymeric monomer is pre-dissolved, so as to reduce oxygen and free base junction
The effect slowed down or prevent free radical polymerization generated is closed, reduces production cost.
Specifically, it is described defoaming filter screen 10 by trip bolt respectively with the reaction kettle 1 and be pre-dissolved kettle 8 fix company
Connect, by the trip bolt defoam filter screen 10 connected respectively with reaction kettle 1 and being pre-dissolved between kettle 8 it is more reliable, secured.
Specifically, the center that is pre-dissolved in kettle 8 is vertically equipped with one second agitating shaft 14, second agitating shaft 14
Bottom end is equipped with the second stirring blade 15, and the top of second agitating shaft 14, which extends to, described to be pre-dissolved the outside of kettle 8 and be connected with
Second motor 16, second motor 16 can drive second agitating shaft 14 to rotate；The top for being pre-dissolved kettle 8 is set
There is material adding mouth 17；In the present embodiment, when above-mentioned second motor 16 rotates, the second agitating shaft 14 is driven to rotate, so as to
The second stirring blade 15 being attached thereto is driven to rotate, finally the solution being pre-dissolved in kettle 8 is stirred uniformly.
Specifically, the side of the return duct 9 is equipped with third motor 18, the third motor 18 connects with return duct 9
It connects, opens third motor 18 here, the solution being pre-dissolved in kettle 8 can be made to pass through return duct 9 and entered in reaction kettle 1, realize pre-
The cycle of molten kettle 8 and solution in reaction kettle 1.
The operation principle of the present embodiment, first the polymeric monomer stirring and dissolving in kettle is pre-dissolved, when reaching certain liq, are opened back
The third motor in flow tube road, makes to be pre-dissolved the solution in kettle and passes through return duct and enter in reaction kettle.In the process, polymeric monomer
Solution can pass through defoaming filter screen, so as to realize the elimination of part bubble.In addition, reaction kettle and the flow cycle energy for being pre-dissolved kettle
The reflux of large monomer solution is enough realized, by repeatedly realizing that final defoaming acts on by defoaming filter screen.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
In the technical scope that any one skilled in the art discloses in the utility model, according to the technique and scheme of the present invention
And its inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of defoaming device applied to polycarboxylic acid water reducer macromer, including reaction kettle (1), which is characterized in that described anti-
Answer kettle (1) that there is a sealable cavity (2), the internal center of the cavity (2) is vertically equipped with one first agitating shaft
(3), the bottom end of first agitating shaft (3) is equipped with the first stirring blade (4), and the top of first agitating shaft (3) extends to
The outside of the reaction kettle (1) is simultaneously connected with the first motor (5), and first motor (5) can drive described first to stir
Mix axis (3) rotation；The top of the reaction kettle (1) is equipped with material dropping mouth (6), and the bottom of the reaction kettle (1) is equipped with material
It exports (7)；
The side of the reaction kettle (1) is equipped with and is pre-dissolved kettle (8), and described be pre-dissolved between kettle (8) and reaction kettle (1) passes through return duct
(9) it connects, the both ends of the return duct (9) are respectively with the reaction kettle (1) and being pre-dissolved the junction of kettle (8) and being equipped with defoaming
Filter screen (10)；
The defoaming filter screen (10) includes rack (11), screen cloth (12) and square (13), and the external of the screen cloth (12) is socketed
There is the rack (11), the one end of the rack (11) is equipped with square (13).
A kind of 2. defoaming device applied to polycarboxylic acid water reducer macromer according to claim 1, which is characterized in that institute
State the cylindrical shape that rack (11) is hollow out.
A kind of 3. defoaming device applied to polycarboxylic acid water reducer macromer according to claim 1, which is characterized in that institute
State the strainer that screen cloth (12) is synthetic resin material.
A kind of 4. defoaming device applied to polycarboxylic acid water reducer macromer according to claim 1, which is characterized in that institute
The surface for stating defoaming filter screen (10) is coated with super hydrophobic material polytetrafluoroethylene (PTFE).
A kind of 5. defoaming device applied to polycarboxylic acid water reducer macromer according to claim 1, which is characterized in that institute
Defoaming filter screen (10) is stated by trip bolt respectively with the reaction kettle (1) and being pre-dissolved kettle (8) and being fixedly connected.
A kind of 6. defoaming device applied to polycarboxylic acid water reducer macromer according to claim 1, which is characterized in that institute
It states and is pre-dissolved kettle (8) interior center and is vertically equipped with one second agitating shaft (14), the bottom end of second agitating shaft (14) is equipped with the
Two stirring blades (15), the top of second agitating shaft (14), which extends to, described to be pre-dissolved the outside of kettle (8) and is connected with second
Motor (16), second motor (16) can drive second agitating shaft (14) to rotate.
A kind of 7. defoaming device applied to polycarboxylic acid water reducer macromer according to claim 6, which is characterized in that institute
The top for being pre-dissolved kettle (8) is stated equipped with material adding mouth (17).
A kind of 8. defoaming device applied to polycarboxylic acid water reducer macromer according to claim 1, which is characterized in that institute
The side for stating return duct (9) is equipped with third motor (18), and the third motor (18) connect with return duct (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810316376.1A CN108261998A (en) | 2018-04-10 | 2018-04-10 | A kind of defoaming device applied to polycarboxylic acid water reducer macromer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810316376.1A CN108261998A (en) | 2018-04-10 | 2018-04-10 | A kind of defoaming device applied to polycarboxylic acid water reducer macromer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108261998A true CN108261998A (en) | 2018-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810316376.1A Pending CN108261998A (en) | 2018-04-10 | 2018-04-10 | A kind of defoaming device applied to polycarboxylic acid water reducer macromer |
Country Status (1)
| Country | Link |
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| CN (1) | CN108261998A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113101702A (en) * | 2021-04-22 | 2021-07-13 | 四川吉石科技有限公司 | Pouring sealant defoaming device and method for pipeline repair |
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| CN102925340A (en) * | 2012-11-26 | 2013-02-13 | 济南华明生化有限公司 | Fermentation liquid compound defoaming device |
| CN102921198A (en) * | 2012-11-19 | 2013-02-13 | 天津市中环高科技有限公司 | Defoaming device for stripping developing solution KOH/NaOH |
| CN103553417A (en) * | 2013-09-30 | 2014-02-05 | 湖北三可建材科技有限公司 | High-efficiency polycarboxylic acid water-reducing composite agent and production device thereof |
| CN205684019U (en) * | 2016-06-20 | 2016-11-16 | 湖南铭煌科技发展有限公司 | High performance water-reducer device |
| CN106378075A (en) * | 2016-11-18 | 2017-02-08 | 广西大学 | Floating ball positioning bubble removing reaction kettle |
| CN208177444U (en) * | 2018-04-10 | 2018-12-04 | 湖南铭煌科技发展有限公司 | A kind of defoaming device applied to polycarboxylic acid water reducer macromer |
-
2018
- 2018-04-10 CN CN201810316376.1A patent/CN108261998A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201963389U (en) * | 2011-01-07 | 2011-09-07 | 林跃华 | Filter for automobile water storage tank |
| CN102921198A (en) * | 2012-11-19 | 2013-02-13 | 天津市中环高科技有限公司 | Defoaming device for stripping developing solution KOH/NaOH |
| CN102925340A (en) * | 2012-11-26 | 2013-02-13 | 济南华明生化有限公司 | Fermentation liquid compound defoaming device |
| CN103553417A (en) * | 2013-09-30 | 2014-02-05 | 湖北三可建材科技有限公司 | High-efficiency polycarboxylic acid water-reducing composite agent and production device thereof |
| CN205684019U (en) * | 2016-06-20 | 2016-11-16 | 湖南铭煌科技发展有限公司 | High performance water-reducer device |
| CN106378075A (en) * | 2016-11-18 | 2017-02-08 | 广西大学 | Floating ball positioning bubble removing reaction kettle |
| CN208177444U (en) * | 2018-04-10 | 2018-12-04 | 湖南铭煌科技发展有限公司 | A kind of defoaming device applied to polycarboxylic acid water reducer macromer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113101702A (en) * | 2021-04-22 | 2021-07-13 | 四川吉石科技有限公司 | Pouring sealant defoaming device and method for pipeline repair |
| CN113101702B (en) * | 2021-04-22 | 2024-01-05 | 四川吉石科技有限公司 | Pouring glue defoaming device and method for pipeline repair |
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