CN204338117U - A kind of discharging system of polycarboxylate superplasticizer mother liquor and production system thereof - Google Patents
A kind of discharging system of polycarboxylate superplasticizer mother liquor and production system thereof Download PDFInfo
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- CN204338117U CN204338117U CN201420783701.2U CN201420783701U CN204338117U CN 204338117 U CN204338117 U CN 204338117U CN 201420783701 U CN201420783701 U CN 201420783701U CN 204338117 U CN204338117 U CN 204338117U
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Abstract
The utility model relates to a kind of discharging system and production system thereof of polycarboxylate superplasticizer mother liquor, comprises a main pipeline, and main pipeline is provided with left arm, medial leg and right arm; Left arm is connected with the charging aperture of the first circulating pump, and the main pipeline of the left arm left and right sides is provided with the first valve and the second valve, and the discharging opening of the first circulating pump is provided with the 3rd valve; Medial leg is connected with the bottom of reactor, and medial leg is provided with the 4th valve; Right arm is connected with the charging aperture of the second circulating pump, the main pipeline of the left and right sides of right arm is provided with the 5th valve and the 6th valve, at the discharging opening of the second circulating pump, five-way drawing mechanism is installed, an interface of five-way drawing mechanism is connected with the discharging opening of the second circulating pump, the residue interface of five-way drawing mechanism is respectively arranged with the 7th valve.Discharging system pipeline of the present utility model connects simply, equipment is simple, and operating cost is low.
Description
Technical field
The utility model relates to a kind of discharging system and production system thereof of polycarboxylate superplasticizer mother liquor, belongs to field of chemical equipment.
Background technology
Water reducer is common additive when preparing concrete, water consumption when it can reduce concrete construction, reduces the ratio of mud, improves concrete strength, shortens concrete curing length of time, ensures engineering construction progress, make concrete have long durability and corrosion resistance.Polycarboxylate water-reducer is high efficiency water reducing agent conventional at present.It, after being diluted according to requirements such as performance, volume, setting times by polycarboxylic acids mother liquor, adds certain auxiliary material, evenly make the polycarboxylate water-reducer that can directly use.
Synthesis technique sketch: esterification → → polymerisation → → neutralization reaction → → mother liquor → → finished product: (1) esterification (preparing polymeric monomer): metering polyethylene glycol, it is dissolved in a water bath, add in reactive tank, add methacrylic acid simultaneously, and small powder 1 part (hydroquinones and phenthazine ratio are 5:1), be warming up to 90 DEG C, add the concentrated sulfuric acid (as catalyst), continue to be warming up to 120 DEG C, keep 4.5h, rear inflated with nitrogen 2 hours, (6 ㎡/time, within every 30 minutes, fill 1 bottle, totally 4 bottles), reaction completes, obtain water reducer molecule monomer polyethylene glycol monomethacrylate broad in the middle and water.(through decompression → distillation → dehydration, acidification reaction is more complete).
(2) polymerisation: adopt ammonium persulfate initiation, water solution polymerization process.Metering esterification products and polyethylene glycol monomethacrylate, acrylic acid, molecular weight regulator lauryl mercaptan, is equipped with deionized water, pumps into titration tank A for subsequent use, is be A material.Metering ammonium persulfate, is equipped with deionized water, pumps into titration tank B for subsequent use, is be B material.Add deionized water and enter reactive tank, be warming up to 85 DEG C, titration simultaneously A, B material.A expects that 3 h titres are complete, and B expects that 3.5 h titres are complete, is incubated 1.5 hours.(temperature controls: 90 ± 2 DEG C).
(3) neutralization reaction, (being neutralize the concentrated sulfuric acid catalyst used among esterification above), is cooled to less than 50 DEG C by completely reacted polymer, add soda ash while stirring, by the time pH value is about 7, and reaction completes, and obtains polycarboxylate superplasticizer mother liquor.
In the production process of existing polycarboxylate superplasticizer mother liquor, raw material is more, and the several feed pump convey materials of general employing, pipeline connects complicated, and equipment investment is high.Connected by pipeline between each equipment equipment in addition in equipment, the pipeline between equipment adopts plastic tube.Need the quality checking inspection product in process of production, the especially color of product.But this system does not all have the device directly can observing product quality, can only by the sample tap of reactor, sampling is observed.Such troublesome poeration, on the one hand can not the quality of Real-Time Monitoring product, and another convenient sampling frequently can cause the instability of reaction system, affects the quality of product.
Utility model content
The utility model provides a kind of discharging system and production system thereof of polycarboxylate superplasticizer mother liquor, and the production system solving existing polycarboxylate superplasticizer mother liquor has no idea directly to observe the problem of product quality.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A discharging system for polycarboxylate superplasticizer mother liquor, comprises a main pipeline, and main pipeline is provided with left arm, medial leg and right arm;
Left arm is connected with the charging aperture of the first circulating pump, and the main pipeline of the left arm left and right sides is provided with the first valve and the second valve, and the discharging opening of the first circulating pump is provided with the 3rd valve;
Medial leg is connected with the bottom of reactor, and medial leg is provided with the 4th valve;
Right arm is connected with the charging aperture of the second circulating pump, the main pipeline of the left and right sides of right arm is provided with the 5th valve and the 6th valve, at the discharging opening of the second circulating pump, five-way drawing mechanism is installed, an interface of five-way drawing mechanism is connected with the discharging opening of the second circulating pump, the residue interface of five-way drawing mechanism is respectively arranged with the 7th valve.
Further, a kind of preferred version of the present utility model: described main pipeline is provided with glass pipeline section, described glass pipeline section is connected with main pipeline by flange.
The utility model also provides a kind of production system of polycarboxylate superplasticizer mother liquor, comprise reactor, A gob determines tank, B gob determines tank and acid base titration tank, described A gob determines tank, B gob is determined tank and is connected with the top of reactor respectively by pipeline with the bottom of acid base titration tank, and the bottom of described reactor is provided with discharging system.
Further, a kind of preferred version of the present utility model: described reactor is ceramic reactor.
Further, a kind of preferred version of the present utility model: also comprise condensation reflux unit, described condensation reflux unit is circular tank, and the bottom of circular tank is taper, the center of bottom is connected with the top of reactor by pipeline, and the inside of described circular tank is provided with condensate pipe.
The beneficial effects of the utility model:
Discharging system of the present utility model just achieves the conveying of all materials by a main pipeline and two circulating pumps, pipeline connect simple, equipment is simple, operating cost is low.
Production system of the present utility model is provided with glass pipeline section on main pipeline, and glass is transparent, directly can observe the quality of product, facilitate production control, improve the quality of products.
The reactor of production system of the present utility model arranges condensation reflux unit, the condensation of gas of evaporating in course of reaction can be made to be back in reactor, stop the generation of waste gas, reduce environmental pollution.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, put after not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the discharging system of polycarboxylic acids mother liquor of the present utility model;
Fig. 2 is the structural representation of the production system of polycarboxylic acids mother liquor of the present utility model;
In figure, 1 is the first valve, and 2 is left arm, and 3 is the 3rd valve, 4 is the first circulating pump, and 5 is the second valve, and 6 is main pipeline, and 7 is the 4th valve, 8 is medial leg, and 9 is glass pipeline section, and 10 is the 5th valve, and 11 is right arm, 12 is the second circulating pump, and 13 is the 7th valve, and 14 is the 6th valve, 15 is condensation reflux unit, and 16 is acid base titration tank, 17 determine tank for A gob, and 18 determine tank for B gob, and 19 is reactor.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art put obtained every other embodiment after not making creative work, all belong to the scope of the utility model protection.
As shown in Figure 1, a kind of discharging system of polycarboxylate superplasticizer mother liquor, comprises a main pipeline 6, and main pipeline 6 is provided with left arm 2, medial leg 8 and right arm 11;
Left arm 2 is connected with the charging aperture of the first circulating pump 4, the main pipeline 6 of left arm 2 left and right sides is provided with the first valve 1 and is the second valve 5, and the discharging opening of the first circulating pump 4 is provided with the 3rd valve 3;
Medial leg 8 is connected with the bottom of reactor 19, and medial leg 8 is provided with the 4th valve 7;
Right arm 11 is connected with the charging aperture of the second circulating pump 12, the main pipeline 6 of the left and right sides of right arm 11 is provided with the 5th valve 10 and the 6th valve 14, at the discharging opening of the second circulating pump 12, five-way drawing mechanism is installed, the import of five-way drawing mechanism is connected with the discharging opening of the second circulating pump 12, and four outlets of five-way drawing mechanism are respectively arranged with the 7th valve 13.
Running of the present utility model:
Before esterification reaction process, open the first valve 1 and the 3rd valve 3, closedown is the second valve 5, by the first circulating pump 4, polyethylene glycol and methacrylic acid is added reactor 19, completes reinforced, terminates rear closedown first valve 1 and the 3rd valve 3.After esterification terminates, open closedown first valve 1 and the 5th valve 10, be opened for the second valve 5, the 3rd valve 3 and the 4th valve 7, the mass transport in reactor 19 determined tank 17 to A gob, adds other raw material simultaneously, be configured to A material.
Water used in course of reaction is deionized water, deionization is carried by the second circulating pump 12, specific as follows: four of five-way drawing mechanism outlets respectively corresponding reactors 19, A gob determines tank 17, B gob determines tank 18 and acid base titration tank 16, for they conveying deionized waters, main pipeline 6 is connected with purifier.Be connected respectively at them by pipeline before running, go out closedown the 5th valve 10 during operation, open the 6th valve 14 and the 7th valve 13, by the second circulating pump 12, deionized water is transported to different tank bodies.
After reaction terminates, finished product is carried by the second circulating pump 12, specific as follows: four outlets corresponding finished barrel, finished pot, finished product temporary storage tank respectively of five-way drawing mechanism, be connected respectively at them by pipeline before running, closedown the 4th valve 7 and the 7th valve 13 is gone out during operation, open the 5th valve 10 and the 6th valve 14, by the second circulating pump 12, finished product is transported to different storage places.
Preferably:
Production system main pipeline 6 of the present utility model is provided with glass pipeline section 9, the index such as color, turbidity of liquid in pipe can be detected in real time, can conveniently knowing reaction situation, improve the quality of products.
As illustrated in fig. 1 and 2, a kind of production system of polycarboxylate superplasticizer mother liquor, comprise reactor 19, A gob determines tank 17, B gob determines tank 18 and acid base titration tank 16, A gob determines tank 17, B gob is determined tank 18 and is connected respectively by the top of pipeline with reactor 19 with the bottom of acid base titration tank 16, and the bottom of described reactor 19 is provided with discharging system.
Preferred: reactor 19 is ceramic reactor.
Preferably: also comprise condensation reflux unit 15, described condensation reflux unit 15 is circular tank, and the bottom of circular tank is taper, and the center of bottom is connected by the top of pipeline with reactor 19, and the inside of described circular tank is provided with condensate pipe.Design above condensation reflux unit 15, conveniently by the waste gas cooling in course of reaction, and can be back in reactor 19, realize no pollution zero-emission.
Production system of the present utility model, through the use of nearly a year, achieves no pollution zero-emission, does not cause environmental pollution in constant product quality, production process.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (5)
1. a discharging system for polycarboxylate superplasticizer mother liquor, is characterized in that: comprise a main pipeline, and main pipeline is provided with left arm, medial leg and right arm;
Left arm is connected with the charging aperture of the first circulating pump, and the main pipeline of the left arm left and right sides is provided with the first valve and the second valve, and the discharging opening of the first circulating pump is provided with the 3rd valve;
Medial leg is connected with the bottom of reactor, and medial leg is provided with the 4th valve;
Right arm is connected with the charging aperture of the second circulating pump, the main pipeline of the left and right sides of right arm is provided with the 5th valve and the 6th valve, at the discharging opening of the second circulating pump, five-way drawing mechanism is installed, an interface of five-way drawing mechanism is connected with the discharging opening of the second circulating pump, the residue interface of five-way drawing mechanism is respectively arranged with the 7th valve.
2. the discharging system of a kind of polycarboxylate superplasticizer mother liquor according to claim 1, is characterized in that: described main pipeline is provided with glass pipeline section, described glass pipeline section is connected with main pipeline by flange.
3. the production system of a polycarboxylate superplasticizer mother liquor, it is characterized in that: comprise reactor, A gob determines tank, B gob determines tank and acid base titration tank, described A gob determines tank, B gob is determined tank and is connected with the top of reactor respectively by pipeline with the bottom of acid base titration tank, and the bottom of described reactor is provided with the discharging system described in claim 1 or 2.
4. the production system of a kind of polycarboxylate superplasticizer mother liquor according to claim 3, is characterized in that: described reactor is ceramic reactor.
5. the production system of a kind of polycarboxylate superplasticizer mother liquor according to claim 3 or 4, it is characterized in that: also comprise condensation reflux unit, described condensation reflux unit is circular tank, the bottom of circular tank is taper, the center of bottom is connected with the top of reactor by pipeline, and the inside of described circular tank is provided with condensate pipe.
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| CN201420783701.2U CN204338117U (en) | 2014-12-12 | 2014-12-12 | A kind of discharging system of polycarboxylate superplasticizer mother liquor and production system thereof |
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| CN201420783701.2U CN204338117U (en) | 2014-12-12 | 2014-12-12 | A kind of discharging system of polycarboxylate superplasticizer mother liquor and production system thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111574098A (en) * | 2020-05-27 | 2020-08-25 | 陈佩丽 | Production method of polycarboxylic acid high-performance water reducing agent for concrete pipe pile |
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2014
- 2014-12-12 CN CN201420783701.2U patent/CN204338117U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111574098A (en) * | 2020-05-27 | 2020-08-25 | 陈佩丽 | Production method of polycarboxylic acid high-performance water reducing agent for concrete pipe pile |
| CN111574098B (en) * | 2020-05-27 | 2022-03-01 | 山西凯森科技有限公司 | Production method of polycarboxylic acid high-performance water reducing agent for concrete pipe pile |
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| GR01 | Patent grant | ||
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Effective date of registration: 20170531 Address after: 472000 No. 147 middle of the Yellow River Road, Sanmenxia, Henan Patentee after: SINOHYDRO Bureau 11 Co., Ltd. Address before: 472000 two bureau, eleven Bureau, north section of Daling Road, Henan, Sanmenxia Patentee before: 11 innings of concrete admixture factories of company limited of water power of China |