CN208177444U - 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
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- CN208177444U CN208177444U CN201820506918.7U CN201820506918U CN208177444U CN 208177444 U CN208177444 U CN 208177444U CN 201820506918 U CN201820506918 U CN 201820506918U CN 208177444 U CN208177444 U CN 208177444U
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- Prior art keywords
- kettle
- defoaming
- dissolved
- reaction kettle
- polycarboxylic acid
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Abstract
The utility model 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 pipe, the both ends of the return pipe respectively with the reaction kettle and be pre-dissolved the junction of kettle and be 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 utility model using the above structure, by return pipe and reaction kettle and being pre-dissolved the junction installation defoaming filter screen of kettle, can efficiently eliminate the bubble of generation during polymeric monomer is pre-dissolved, greatly improve production efficiency.In addition, the defoaming device structure is simple, it is easy to operate, it can be achieved that good defoaming effect, substantially increases production efficiency, saving production cost.
Description
Technical field
The utility model relates to defoaming equipment technical fields more particularly to a kind of applied to polycarboxylic acid water reducer macromer
Defoaming device.
Background technique
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
The bubble that a little air exist with stable bubble form in large monomer solution, however generate can seriously affect the performance of product.
During preparing polycarboxylate water-reducer, often causes oxygen and free radical to combine because of bubble and slow down or prevent free radical polymerization.
Therefore, the bubble generated during polymeric monomer is pre-dissolved is eliminated, there is significant technology and economic benefit.
At present in production process, common liquid product defoaming mode has chemistry defoaming and physical defoaming.Chemistry defoaming master
If by addition defoaming agent to defoam, however the addition of defoaming agent usually will affect the balance of former polymerization reaction.Therefore,
In industrial processes, for the defoaming effect obtained, and guarantee the stability of product, generally it is carried out using physical method
Defoaming.Currently, common physical defoaming mode has: vacuum defoaming, ultrasound defoaming, centrifugation defoaming, vibration defoaming etc., it is above several
Kind defoaming mode the high requirements on the equipment, energy consumption is big, realization of industrialization is more difficult.
For example, existing Chinese utility model patent, application number 201620714239.X, disclose a kind of with defoaming device
Fermentor, including tank body, the bottom of the tank body is equipped with air sparger and paddle, the paddle and air point
Cloth device is connect with the motor on the outside of tank body, and the bottom of the tank body is connected with a pipeline, and pipeline is equipped with a pump, the pipeline
Other end insertion tank body top and be connected with nozzle, the nozzle includes main body, the main body in cavity structure and
Basipetal direction 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, which runs through, to be had
The upper and lower ends of one support stick, the support stick are fixed in main body with dogbolt respectively, the lower section of the nozzle jet port
It is bolted on dispersion shock plate on support stick equipped with one, a reflux cylinder is equipped in the tank body, the reflux cylinder
Top is equipped with V-shaped refluxing opening, which is located at the underface of nozzle.Although above-mentioned technical proposal can also reach defoaming
Purpose, but its structure is complex, operates with inconvenience, and defoaming effect is poor.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and the one kind proposed is applied to poly- carboxylic
The defoaming device of sour water reducer macromer, by return pipe and reaction kettle and being pre-dissolved the junction installation of kettle and defoaming filter screen,
To have good defoaming effect, and it is easy to operate, it is at low cost.
To achieve the goals above, the utility model adopts the technical scheme that a kind of applied to polycarboxylate water-reducer
The defoaming device of polymeric monomer, including reaction kettle, the reaction kettle have a sealable cavity, the centre bit of the cavity inside
It sets and is vertically equipped with one first agitating shaft, the bottom end of first agitating shaft is equipped with the first stirring blade, first agitating shaft
Top extends to the outside of the reaction kettle and is connected with the first motor, and first motor is able to drive described first and stirs
Mix axis 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, which is equipped with, is pre-dissolved kettle, and described be pre-dissolved between kettle and reaction kettle is connected by return pipe, described
The both ends of return pipe respectively with the reaction kettle and be pre-dissolved the junction of kettle and be 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 fastening screw respectively with the reaction kettle and be pre-dissolved kettle and be fixedly connected.
Preferably, described to be pre-dissolved center in kettle and be 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 are able to drive the second agitating shaft rotation.
Preferably, the top for being pre-dissolved kettle is equipped with material adding mouth.
Preferably, the side of the return pipe is equipped with third motor, and the third motor is connect with return pipe.
The utility model has the following beneficial effects: described in the utility model a kind of applied to the big list of polycarboxylate water-reducer
The defoaming device of body, 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 passes through
Return pipe connect, the both ends of the return pipe respectively with the reaction kettle and be pre-dissolved kettle junction be equipped with defoaming filter
Net；The utility model using the above structure, by return pipe and reaction kettle and being pre-dissolved the junction installation of kettle and defoaming filter screen,
The bubble generated during polymeric monomer is pre-dissolved can be efficiently eliminated, production efficiency is greatly improved.In addition, the defoaming device structure letter
It is single, it is easy to operate, it can be achieved that good defoaming effect, substantially increases production efficiency, saving production cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the sectional view that filter screen is defoamed in the utility model.
Fig. 3 is that filter screen decomposition texture schematic diagram is defoamed in the utility model.
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 pipes, 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
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
- Fig. 3 referring to Fig.1, a kind of defoaming device applied to polycarboxylic acid water reducer macromer, including reaction kettle 1, it is described anti-
Answer kettle 1 that there is a sealable cavity 2, the center inside the cavity 2 is vertically 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 it is connected with the first motor 5, first motor 5 is able to drive first agitating shaft 3 and rotates；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 rotation,
It drives the first agitating shaft 3 to rotate, to drive the first stirring blade 4 rotation being attached thereto, finally realizes in reaction kettle 1
The purpose that is stirred of solution；
The side of the reaction kettle 1, which is equipped with, is pre-dissolved kettle 8, and described be pre-dissolved between kettle 8 and reaction kettle 1 is connected by return pipe 9,
The both ends of the return pipe 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
The one end of rack 11, the rack 11 is equipped with square 13.In the present embodiment, by return pipe and reaction kettle and being pre-dissolved kettle
Junction installation defoaming filter screen, can efficiently eliminate polymeric monomer be pre-dissolved during generate bubble, 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 resistant to high temperature, its coefficient of friction is extremely low, so can make lubricating action
After, also become the ideal 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, to can be reduced oxygen and free base junction
The effect slowed down or prevent free radical polymerization generated is closed, production cost is reduced.
Specifically, the defoaming filter screen 10 by fastening screw respectively with the reaction kettle 1 and be pre-dissolved the fixed company of kettle 8
Connect, by the fastening screw to defoam filter screen 10 connected respectively with reaction kettle 1 and being pre-dissolved between kettle 8 it is more reliable, secured.
It is pre-dissolved center in kettle 8 specifically, described and 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 are able to drive second agitating shaft 14 and 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 rotation of the second agitating shaft 14 is driven, thus
The second stirring blade 15 rotation being attached thereto is driven, finally the solution being pre-dissolved in kettle 8 is stirred uniformly.
Specifically, the side of the return pipe 9 is equipped with third motor 18, the third motor 18 connects with return pipe 9
It connects, opens third motor 18 here, the solution being pre-dissolved in kettle 8 can be made to enter in reaction kettle 1 by return pipe 9, realize pre-
The circulation of molten kettle 8 and solution in reaction kettle 1.
The working principle of the present embodiment, first the polymeric monomer stirring and dissolving in being pre-dissolved kettle are opened back when reaching certain liq
The third motor in flow tube road, enters the solution being pre-dissolved in kettle in reaction kettle by return pipe.In the process, polymeric monomer
Solution can be by defoaming filter screen, so that the elimination of part bubble can be realized.In addition, reaction kettle and the flow cycle energy for being pre-dissolved kettle
The reflux for enough realizing large monomer solution, by repeatedly realizing that final defoaming acts on by defoaming filter screen.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
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) is able to drive described first and stirs
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 pipe
(9) connect, the both ends of the return pipe (9) respectively with the reaction kettle (1) and be pre-dissolved the junction of kettle (8) and be equipped with defoaming
Filter screen (10)；
The defoaming filter screen (10) includes rack (11), screen cloth (12) and square (13), the external socket of the screen cloth (12)
Have the rack (11), the one end of the rack (11) is equipped with square (13).
2. a kind of 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) are hollow out.
3. a kind of 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) are synthetic resin material.
4. a kind of 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).
5. a kind of defoaming device applied to polycarboxylic acid water reducer macromer according to claim 1, which is characterized in that institute
State defoaming filter screen (10) by fastening screw respectively with the reaction kettle (1) and be pre-dissolved kettle (8) and be fixedly connected.
6. a kind of 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) are able to drive the second agitating shaft (14) rotation.
7. a kind of 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).
8. a kind of defoaming device applied to polycarboxylic acid water reducer macromer according to claim 1, which is characterized in that institute
The side for stating return pipe (9) is equipped with third motor (18), and the third motor (18) connect with return pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820506918.7U CN208177444U (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 |
|---|---|---|---|
| CN201820506918.7U CN208177444U (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 |
|---|---|
| CN208177444U true CN208177444U (en) | 2018-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820506918.7U Expired - Fee Related CN208177444U (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) | CN208177444U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108261998A (en) * | 2018-04-10 | 2018-07-10 | 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 CN201820506918.7U patent/CN208177444U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108261998A (en) * | 2018-04-10 | 2018-07-10 | 湖南铭煌科技发展有限公司 | A kind of defoaming device applied to polycarboxylic acid water reducer macromer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181204 |