CN204395924U - A kind of reactor for the production of polycarboxylate water-reducer - Google Patents
A kind of reactor for the production of polycarboxylate water-reducer Download PDFInfo
- Publication number
- CN204395924U CN204395924U CN201420786424.0U CN201420786424U CN204395924U CN 204395924 U CN204395924 U CN 204395924U CN 201420786424 U CN201420786424 U CN 201420786424U CN 204395924 U CN204395924 U CN 204395924U
- Authority
- CN
- China
- Prior art keywords
- reactor
- cover
- manhole
- thermometer
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The utility model provides a kind of reactor for the production of polycarboxylate water-reducer, comprise the cover of reactor tank body and the supporting installation of reactor tank body upper end open, cover determines tank with A gob respectively, B gob determines tank, acid base titration tank is communicated with condensation reflux unit, cover is also provided with thermometer trepanning and manhole, and the thermometer be arranged in sleeve passes thermometer trepanning and extend into the middle part of reactor tank body; Manhole is provided with manhole cover, and manhole cover is flexibly connected with cover.Thermometer is arranged in sleeve by the utility model, and after extending into the middle part of reactor, thermometer is not fragile; And the manhole cover of reactor manhole is flexibly connected with reactor, and manhole cover is polyethylene lid, lighter in weight, opens or closes all very convenient.
Description
Technical field
The utility model relates to technical field of chemical, particularly a kind of reactor for the production of polycarboxylate water-reducer.
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, and obtains 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.
The reactor of existing production polycarboxylate water-reducer, thermometer is directly inserted in kettle, although do not have block in reaction mass, in whipping process, because Flow of Goods and Materials speed is fast, thermometer is also easier to infringement; In addition, the manhole cover of existing reactor manhole is connected with reactor by screw thread or flange, opens or closes all very inconvenient.
Utility model content
The utility model provides a kind of reactor for the production of polycarboxylate water-reducer, solves existingly to open inconvenient and thermometer for the production of polycarboxylate water-reducer reactor manhole cover and hold flimsy problem.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of reactor for the production of polycarboxylate water-reducer, comprise the cover of reactor tank body and the supporting installation of reactor tank body upper end open, cover determines tank with A gob respectively, B gob determines tank, acid base titration tank is communicated with condensation reflux unit, cover is also provided with thermometer trepanning and manhole, and the thermometer be arranged in sleeve passes thermometer trepanning and extend into the middle part of reactor tank body; Manhole is provided with manhole cover, and manhole cover is flexibly connected with cover.
Wherein, preferably, the end of described thermometer sleeve is fixed on the inwall of described reactor tank body by support.
Wherein, preferably, described manhole cover and described manhole pass through gemel connection.
Wherein, preferably, the position of the relative hinge of described manhole cover is provided with snap close, and described manhole cover is fixed on described cover by snap close.
Wherein, preferably, the lid of described manhole cover is polyethylene lid.
Wherein, preferably, described A gob determines tank, described B gob determines tank, described acid base titration tank is communicated with described cover with the 4th charge pipe respectively by the first charge pipe, the second charge pipe, the 3rd charge pipe with described condensation reflux unit, first charge pipe, the second charge pipe, the 3rd charge pipe and the 4th charge pipe are respectively arranged with U-tube section, and the bottom of U-tube section is provided with atmospheric valve.
The beneficial effects of the utility model:
1. thermometer is arranged in sleeve by the utility model, and after extending into the middle part of reactor, thermometer is not fragile, compares in addition with existing thermocouple temperature sensor, and its cost is lower, effectively reduces production cost.
2. the manhole cover of the utility model reactor manhole is flexibly connected with reactor, and manhole cover is polyethylene lid, lighter in weight, opens or closes all very convenient.
3. the utility model is provided with U-tube section on feeding tube, and the bottom of U-tube section is provided with atmospheric valve, and the material remained in charge pipe can be released in time, effectively avoids the problem of the perishable charge pipe of material.
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 production system of polycarboxylic acids mother liquor of the present utility model;
Fig. 2 is the A portion partial enlarged drawing in Fig. 1.
In figure, 1. reactor tank body, 2. cover, 3. manhole, 4. manhole cover, 5. sleeve, 6. thermometer, 7.A gob determines tank, and 8.B gob determines tank, 9. acid base titration tank, 10. condensation reflux unit, 11. first charge pipes, 12. second charge pipes, 13. the 3rd charge pipes, 14. the 4th charge pipes, 15.U type pipeline section, 16. atmospheric valves
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 depicted in figs. 1 and 2, the present embodiment provides a kind of reactor for the production of polycarboxylate water-reducer, comprise the cover 2 of reactor tank body 1 and the supporting installation of reactor tank body 1 upper end open, cover 2 determines tank 7 with A gob respectively, B gob determines tank 8, acid base titration tank 9 is communicated with condensation reflux unit 10, cover 2 is also provided with thermometer trepanning and manhole 3, the thermometer 6 be arranged in sleeve 5 passes thermometer trepanning and extend into the middle part of reactor tank body 1; Manhole 3 is provided with manhole cover 4, manhole cover 4 is flexibly connected with cover 2.Be arranged on by thermometer 6 in sleeve 5 (its structure as shown in Figure 2), after extending into the middle part of reactor, thermometer 6 is not fragile, compares in addition with existing thermocouple temperature sensor, and its cost is lower, effectively reduces production cost.
Because thermometer 6 needs the middle part extending into tank body, but thermometer 6 is only fixed on reactor by thermometer trepanning this point, structure built on the sand, in the process of material stirring, thermometer 6 is double swerve easily, causes the damage of thermometer 6, for this reason, as the preferred technical scheme of the utility model, be fixed on the inwall of reactor tank body 1 by support at the end of thermometer sleeve.Thermometer 6 is fixed on reactor by 2, and fixing of thermometer 6 is firm.
Wherein, manhole cover 4 and manhole 3, by gemel connection, open or close all very convenient.
When producing polycarboxylate water-reducer, some reactions, in order to equalizing pressure, need to pass into nitrogen, in order to guarantor's port lid 4 is not washed open by pressure in still, the position of the relative hinge of manhole cover 4 is provided with snap close (not shown), and manhole cover 4 is fixed on cover 2 by snap close.
As the preferred technical scheme of the utility model, the lid of manhole cover 4 is polyethylene lid, compares, lighter in weight, open or close convenient with other lid.
Wherein, preferably, A gob determines tank 7, B gob determines tank 8, acid base titration tank 9 is communicated with cover 2 with the 4th charge pipe 14 respectively by the first charge pipe 11, second charge pipe 12, the 3rd charge pipe 13 with condensation reflux unit 10, first charge pipe 11, second charge pipe 12, the 3rd charge pipe 13 and the 4th charge pipe 14 are respectively arranged with U-tube section 15, and the bottom of U-tube section 15 is provided with atmospheric valve 16.Feeding tube is provided with U-tube section 15, and the bottom of U-tube section 15 is provided with atmospheric valve 16, and the material remained in charge pipe can be released in time, effectively avoids the problem of the perishable charge pipe of material.
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 (6)
1. the reactor for the production of polycarboxylate water-reducer, comprise the cover of reactor tank body and the supporting installation of reactor tank body upper end open, cover determines tank with A gob respectively, B gob determines tank, acid base titration tank is communicated with condensation reflux unit, it is characterized in that: cover is also provided with thermometer trepanning and manhole, the thermometer be arranged in sleeve passes thermometer trepanning and extend into the middle part of reactor tank body; Manhole is provided with manhole cover, and manhole cover is flexibly connected with cover.
2. a kind of reactor for the production of polycarboxylate water-reducer according to claim 1, is characterized in that: the end of described thermometer sleeve is fixed on the inwall of described reactor tank body by support.
3. a kind of reactor for the production of polycarboxylate water-reducer according to claim 1, is characterized in that: described manhole cover and described manhole pass through gemel connection.
4. a kind of reactor for the production of polycarboxylate water-reducer according to claim 3, is characterized in that: the position of the relative hinge of described manhole cover is provided with snap close, and described manhole cover is fixed on described cover by snap close.
5. a kind of reactor for the production of polycarboxylate water-reducer according to claim 1, is characterized in that: the lid of described manhole cover is polyethylene lid.
6. a kind of reactor for the production of polycarboxylate water-reducer according to claim 1, it is characterized in that: described A gob determines tank, described B gob determines tank, described acid base titration tank is communicated with described cover with the 4th charge pipe respectively by the first charge pipe, the second charge pipe, the 3rd charge pipe with described condensation reflux unit, first charge pipe, the second charge pipe, the 3rd charge pipe and the 4th charge pipe are respectively arranged with U-tube section, and the bottom of U-tube section is provided with atmospheric valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786424.0U CN204395924U (en) | 2014-12-12 | 2014-12-12 | A kind of reactor for the production of polycarboxylate water-reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420786424.0U CN204395924U (en) | 2014-12-12 | 2014-12-12 | A kind of reactor for the production of polycarboxylate water-reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204395924U true CN204395924U (en) | 2015-06-17 |
Family
ID=53419824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420786424.0U Active CN204395924U (en) | 2014-12-12 | 2014-12-12 | A kind of reactor for the production of polycarboxylate water-reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204395924U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105771830A (en) * | 2015-11-30 | 2016-07-20 | 成都德善能科技有限公司 | Polycarboxylate superplasticizer reaction kettle intelligent system |
| CN106423003A (en) * | 2016-08-30 | 2017-02-22 | 无锡上工搪化工设备有限公司 | Multifunctional glass lining baffle |
| CN109928662A (en) * | 2019-03-04 | 2019-06-25 | 淮北旭日建材有限公司 | A kind of production method and its reaction kettle of early-strength anti-freezing water-reducing agent |
-
2014
- 2014-12-12 CN CN201420786424.0U patent/CN204395924U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105771830A (en) * | 2015-11-30 | 2016-07-20 | 成都德善能科技有限公司 | Polycarboxylate superplasticizer reaction kettle intelligent system |
| CN105771830B (en) * | 2015-11-30 | 2018-06-12 | 广州市新剑浩建材科技有限公司 | A kind of polycarboxylate water-reducer reaction kettle intelligence system |
| CN106423003A (en) * | 2016-08-30 | 2017-02-22 | 无锡上工搪化工设备有限公司 | Multifunctional glass lining baffle |
| CN109928662A (en) * | 2019-03-04 | 2019-06-25 | 淮北旭日建材有限公司 | A kind of production method and its reaction kettle of early-strength anti-freezing water-reducing agent |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204395924U (en) | A kind of reactor for the production of polycarboxylate water-reducer | |
| CN204338153U (en) | A kind of reactor charging system for the production of polycarboxylate water-reducer | |
| CN104628605B (en) | A kind of naphthalene continuous catalysis method of sulfonating and device thereof | |
| CN203715547U (en) | Production system for preparing 107 silicon rubber | |
| CN204338117U (en) | A kind of discharging system of polycarboxylate superplasticizer mother liquor and production system thereof | |
| CN110229077A (en) | A method of continuously preparing methyl anthranilate | |
| CN207145847U (en) | A kind of jacket heat-preservation pipe for being used to prevent that liquid solid phosgene from condensing | |
| CN204338136U (en) | A kind of jacket reactor for the production of polycarboxylate water-reducer | |
| CN104387258B (en) | A kind of production of chloroacetic acid method and chlorination reactor | |
| CN201701924U (en) | Efficient energy-saving esterification tower device for synthesizing ethyl acetate by esterification method | |
| CN204338154U (en) | A kind of production system of polycarboxylate superplasticizer mother liquor | |
| CN204490770U (en) | A kind of naphthalene continuous catalysis xanthator | |
| CN103724567B (en) | A kind of shrinkage type water reducer and synthetic method thereof | |
| CN104478698B (en) | A kind of method of continuous seepage stearyl chloride | |
| CN203890363U (en) | Gamma-polyglutamic acid industrial fermentation tank | |
| CN204816514U (en) | Production load adjustable reation kettle | |
| CN203508009U (en) | Glass steel reaction kettle with graphite coil pipes | |
| CN202497863U (en) | Liquid guiding tube and reaction kettle | |
| CN207085874U (en) | A kind of environment-friendly type neutralization reaction kettle | |
| CN202746796U (en) | Water supply plastic-lined composite galvanized steel pipe | |
| CN202852226U (en) | Polypropylene winding pipe provided with steel belts | |
| CN205443124U (en) | A apparatus for producing for isooctane | |
| CN212403978U (en) | Synthesizer containing alcohol methyl acrylate | |
| CN204074046U (en) | A kind of highly effective reaction still | |
| CN203320002U (en) | Thallus fermentation device for acrylamide monomer synthesis |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
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 Co-patentee before: SINOHYDRO Bureau 11 Co., Ltd. Patentee before: 11 innings of concrete admixture factories of company limited of water power of China |