CN211586548U - Concrete water reducing agent continuous production device - Google Patents
Concrete water reducing agent continuous production device Download PDFInfo
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- CN211586548U CN211586548U CN201922420411.7U CN201922420411U CN211586548U CN 211586548 U CN211586548 U CN 211586548U CN 201922420411 U CN201922420411 U CN 201922420411U CN 211586548 U CN211586548 U CN 211586548U
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- sulfonation
- neutralization
- reducing agent
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Abstract
The utility model relates to a concrete water-reducing agent continuous production device belongs to water-reducing agent technical field. The utility model comprises a sulfonation kettle, wherein the sulfonation kettle is sequentially connected with a heat exchanger A, a condensation kettle, a heat exchanger B, a neutralization kettle, a filter, a dryer and a finished product storage tank, and the sulfonation kettle is respectively connected with a liquid naphthalene feeder and a concentrated sulfuric acid dropping device; the condensation kettle is respectively connected with a softened water metering pump and a formaldehyde solution dropwise adding device; the neutralization kettle is connected with a liquid caustic soda feeder; the heat exchanger A and the heat exchanger B are both connected with the jacket of the sulfonation kettle; the periphery of the inner side of the neutralization kettle is provided with a coil pipe, and the coil pipe is isolated from the materials through a vertical buckle plate; the neutralizing kettle jacket is connected with the sulfonating kettle jacket. The utility model has the advantages of being scientific and reasonable in design, simple structure, the simple operation is accurate to the temperature control in the reaction process, has carried out make full use of, energy-concerving and environment-protective to the heat.
Description
Technical Field
The utility model relates to a concrete water-reducing agent continuous production device belongs to water-reducing agent technical field.
Background
The concrete water reducing agent is a concrete admixture which can reduce the mixing water consumption under the condition of keeping the slump constant of concrete basically. Most of them are anionic surfactants, such as lignosulfonate and naphthalene sulfonate formaldehyde polymer. After the concrete mixture is added, the cement particles are dispersed, the workability of the cement particles can be improved, the unit water consumption is reduced, and the fluidity of the concrete mixture is improved; or the unit cement consumption is reduced, and the cement is saved.
In the past, when the water reducing agent is synthesized, raw materials are manually or step-by-step added into a reaction kettle or a neutralization kettle, so that the accuracy is not high; in the condensation process, the temperature needs to be reduced firstly for hydrolysis reaction, and then the condensation reaction is carried out, wherein the temperature control of the hydrolysis reaction is very critical; in the neutralization step, there are problems that the mixing speed and the neutralization speed are slow, and a large amount of heat is generated during the neutralization reaction, and heat cannot be dissipated in time.
In conclusion, in the synthesis process of the water reducing agent, temperature control and heat utilization are critical.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: overcome not enough among the prior art, provide a concrete water-reducing agent continuous production device, its design scientific and reasonable, simple structure, the simple operation is accurate to the temperature control in the reaction process, has carried out make full use of, energy-concerving and environment-protective to the heat.
The utility model discloses a concrete water reducing agent continuous production device, including the sulfonation kettle, sulfonation kettle and heat exchanger A, condensation kettle, heat exchanger B, neutralization kettle, filter, desicator and finished product storage tank link to each other in proper order, the sulfonation kettle links to each other with liquid naphthalene feeder and concentrated sulfuric acid dropwise add ware respectively; the condensation kettle is respectively connected with a softened water metering pump and a formaldehyde solution dropwise adding device; the neutralization kettle is connected with a liquid caustic soda feeder; the heat exchanger A and the heat exchanger B are both connected with the jacket of the sulfonation kettle; the periphery of the inner side of the neutralization kettle is provided with a coil pipe, and the coil pipe is isolated from the materials through a vertical buckle plate; the neutralizing kettle jacket is connected with the sulfonating kettle jacket.
Preferably, the material of the vertical buckle plate is polyethylene resin, and the vertical buckle plate has high temperature resistance.
The bottom of the sulfonation kettle, the bottom of the condensation kettle and the bottom of the neutralization kettle are respectively provided with a discharge valve, preferably, the pipeline where the discharge valve is arranged and the bottoms of the sulfonation kettle, the condensation kettle and the bottom of the neutralization kettle form included angles of 40-50 degrees, under the included angles, the pressure in the materials is conveniently buffered, and the materials are easy to discharge.
Preferably, the turbine stirring paddle is arranged inside the neutralization kettle, so that the mixing effect and the heat dissipation effect in the neutralization process are improved.
Preferably, the vertical buckle plate is of an inverted 'n' -shaped. Two ends of the vertical buckling plate are buckled outside the neutralization kettle respectively, so that the vertical buckling plate is convenient to disassemble.
The heat exchanger A arranged in the utility model is convenient for rapidly cooling the sulfonated materials, is beneficial to the hydrolysis reaction in the next step and saves time; on the other hand, the heat accumulated in the heat exchanger A is returned to the sulfonation kettle for reutilization, and the heat energy is fully utilized.
The heat exchanger B arranged in the utility model is convenient for rapidly cooling the condensed materials on one hand, is beneficial to the neutralization reaction in the next step and saves the time; on the other hand, the heat accumulated in the heat exchanger B is returned to the sulfonation kettle for reutilization, and the heat energy is fully utilized.
In the neutralization reaction, a large amount of heat is generated, and if the heat is not dissipated in time, potential safety hazards exist. The utility model discloses in the coil pipe that is equipped with, changed all in the past with the overall arrangement of coil pipe setting in pressing from both sides the cover, directly with the coil pipe setting in with the cauldron inboard around to keep apart with the material through standing the buckle, in order to do benefit to and carry out rapid cooling to the material of neutralization in-process.
The neutralization kettle jacket is connected with the sulfonation kettle jacket, so that the heat of the neutralization kettle can be recycled.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model has the advantages of being scientific and reasonable in design, simple structure, the simple operation to adding the accurate measurement of material, it is accurate to the temperature control in the reaction process, carried out make full use of to the heat, saved the time, improved production efficiency, energy-concerving and environment-protective.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
in the figure: 1. a liquid naphthalene feeder; 2. a sulfonation kettle; 3. a concentrated sulfuric acid dropping device; 4. a heat exchanger A; 5. a softened water metering pump; 6. a formaldehyde solution dropping device; 7. a condensation kettle; 8. a heat exchanger B; 9. a liquid caustic soda feeder; 10. a neutralization kettle; 11. a vertical buckle plate; 12. a coil pipe; 13. a filter; 14. a dryer; 15. and (5) a finished product storage tank.
Detailed Description
The present invention is further described with reference to the following examples, which are not intended to limit the practice of the invention.
Example 1
As shown in figure 1, the continuous production device for the concrete water reducing agent comprises a sulfonation kettle 2, wherein the sulfonation kettle 2 is sequentially connected with a heat exchanger A4, a condensation kettle 7, a heat exchanger B8, a neutralization kettle 10, a filter 13, a dryer 14 and a finished product storage tank 15, and the sulfonation kettle 2 is respectively connected with a liquid naphthalene feeder 1 and a concentrated sulfuric acid dropping device 3; the condensation kettle 7 is respectively connected with a softened water metering pump 5 and a formaldehyde solution dropwise adding device 6; the neutralization kettle 10 is connected with a liquid caustic soda feeder 9; the heat exchanger A4 and the heat exchanger B8 are both connected with the jacket of the sulfonation kettle 2; the periphery of the inner side of the neutralization kettle 10 is provided with a coil pipe 12, and the coil pipe 12 is isolated from materials through a vertical buckling plate 11; the jacket of the neutralization kettle 10 is connected with the jacket of the sulfonation kettle 2.
The vertical buckling plate 11 is made of polyethylene resin.
The bottoms of the sulfonation kettle 2, the condensation kettle 7 and the neutralization kettle 10 are all provided with discharge valves.
The pipeline where the discharge valve is located and the bottoms of the sulfonation kettle 2, the condensation kettle 7 and the neutralization kettle 10 form included angles of 45 degrees.
A turbine stirring blade is arranged inside the neutralization kettle 10.
The vertical buckle plate 11 is of an inverted 'n' shape. Two ends of the vertical buckling plate 11 are buckled outside the neutralization kettle 10 respectively, so that the vertical buckling plate is convenient to disassemble.
The heat exchanger A4 arranged in the utility model is convenient for rapidly cooling the sulfonated materials, is beneficial to the hydrolysis reaction in the next step and saves time; on the other hand, the heat accumulated in the heat exchanger A4 is returned to the sulfonation kettle 2 for reuse, thereby making full use of the heat energy.
The heat exchanger B8 arranged in the utility model is convenient for rapidly cooling the condensed materials, is beneficial to the neutralization reaction in the next step and saves time; on the other hand, the heat accumulated in the heat exchanger B8 is returned to the sulfonation kettle 2 for reuse, thereby making full use of the heat energy.
In the neutralization reaction, a large amount of heat is generated, and if the heat is not dissipated in time, potential safety hazards exist. The utility model discloses in the coil pipe 12 that is equipped with, changed all set up the overall arrangement of coil pipe 12 in pressing from both sides the cover in the past, directly set up coil pipe 12 in the cauldron 10 inboard all around to keep apart with the material through standing buckle 11, in order to do benefit to and carry out rapid cooling to the material of in-process.
The jacket of the neutralization kettle 10 is connected with the jacket of the sulfonation kettle 2, so that the heat of the neutralization kettle 10 can be recycled.
The utility model has the advantages of being scientific and reasonable in design, simple structure, the simple operation to adding the accurate measurement of material, it is accurate to the temperature control in the reaction process, carried out make full use of to the heat, saved the time, improved production efficiency, energy-concerving and environment-protective.
Claims (6)
1. The utility model provides a concrete water-reducing agent continuous production device which characterized in that: the device comprises a sulfonation kettle (2), wherein the sulfonation kettle (2) is sequentially connected with a heat exchanger A (4), a condensation kettle (7), a heat exchanger B (8), a neutralization kettle (10), a filter (13), a dryer (14) and a finished product storage tank (15), and the sulfonation kettle (2) is respectively connected with a liquid naphthalene feeder (1) and a concentrated sulfuric acid dropping device (3); the condensation kettle (7) is respectively connected with a softened water metering pump (5) and a formaldehyde solution dropwise adding device (6); the neutralization kettle (10) is connected with a liquid caustic soda feeder (9); the heat exchanger A (4) and the heat exchanger B (8) are both connected with a jacket of the sulfonation kettle (2); the periphery of the inner side of the neutralization kettle (10) is provided with a coil pipe (12), and the coil pipe (12) is isolated from the materials through a vertical buckle plate (11); the jacket of the neutralization kettle (10) is connected with the jacket of the sulfonation kettle (2).
2. The continuous production device of the concrete water reducing agent according to claim 1, characterized in that: the vertical buckling plate (11) is made of polyethylene resin.
3. The continuous production device of the concrete water reducing agent according to claim 1, characterized in that: the bottoms of the sulfonation kettle (2), the condensation kettle (7) and the neutralization kettle (10) are all provided with discharge valves.
4. The continuous production device of the concrete water reducing agent according to claim 3, characterized in that: the pipeline where the discharge valve is positioned forms an included angle of 40-50 degrees with the bottoms of the sulfonation kettle (2), the condensation kettle (7) and the neutralization kettle (10).
5. The continuous production device of the concrete water reducing agent according to claim 1, characterized in that: a turbine stirring blade is arranged in the neutralization kettle (10).
6. The continuous production device of the concrete water reducing agent according to claim 1, characterized in that: the vertical buckle plate (11) is of an inverted 'n' shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922420411.7U CN211586548U (en) | 2019-12-27 | 2019-12-27 | Concrete water reducing agent continuous production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922420411.7U CN211586548U (en) | 2019-12-27 | 2019-12-27 | Concrete water reducing agent continuous production device |
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| Publication Number | Publication Date |
|---|---|
| CN211586548U true CN211586548U (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922420411.7U Active CN211586548U (en) | 2019-12-27 | 2019-12-27 | Concrete water reducing agent continuous production device |
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| Country | Link |
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| CN (1) | CN211586548U (en) |
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2019
- 2019-12-27 CN CN201922420411.7U patent/CN211586548U/en active Active
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