CN203855537U - Spray granulation system for producing olefin polymerization catalyst - Google Patents
Spray granulation system for producing olefin polymerization catalyst Download PDFInfo
- Publication number
- CN203855537U CN203855537U CN201420297794.8U CN201420297794U CN203855537U CN 203855537 U CN203855537 U CN 203855537U CN 201420297794 U CN201420297794 U CN 201420297794U CN 203855537 U CN203855537 U CN 203855537U
- Authority
- CN
- China
- Prior art keywords
- drying tower
- nitrogen
- olefin polymerization
- well heater
- catalyst
- 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.)
- Expired - Fee Related
Links
Landscapes
- Catalysts (AREA)
Abstract
The utility model discloses a spray granulation system for producing an olefin polymerization catalyst. The system comprises a slurry tank, a pump, a drying tower, a cyclone separator, a bag-type dust collector, a condenser, a heater and a nitrogen pipeline, wherein a circular platform-shaped baffle is arranged on the inner wall of the upper end of the drying tower; the bottom end of the cyclone separator is connected in series with a steel cylinder I (7) by a butterfly valve I and a butterfly valve II; a heater I, a fan and a heater II are sequentially connected in series; and a nitrogen output pipeline and a nitrogen input pipeline are arranged in a closed nitrogen system. The system disclosed by the utility model has the advantages that the catalyst powder is prevented from being adhered to the inner wall of the drying tower and the catalyst is prevented from coming into contact with air to lose activity, the quality of the catalyst product is improved, the production cost is lowered; and the system is particularly suitable for the granulation of the olefin polymerization catalyst which easily loses activity when coming into contact with air.
Description
Technical field
The utility model relates to a kind of catalyzer granulating system, is specifically related to a kind of spraying granulation system for the production of olefin polymerization catalysis.
Background technology
At present, be adapted to the slurry catalyst of Unipol ethene gas-phase polymerization production technique, because of its have active high, reinforced stable accurately, the advantage such as convenient and reliable operation, product performance be superior, its development prospect is very considerable.At present external Unipol gas-phase polyethylene device more than 95% is used slurry catalyst, the whole dependence on import of slurry catalyst that in domestic Fujian associating petrochemical industry, Tianjin, sand, wuhan petrochemical industry, Dushanzi petrochemical industry, Zhenghai petrochemical industry, packet header Shenhua etc. are used.In order to break the monopolization situation of slurry catalyst, research and development activity is high, the good slurry catalyst of grain type becomes the task of top priority.
At present, what for the production of the spraying granulation system of olefin polymerization catalysis, have only limits to the granulation after low-melting-point material melting, be not suitable for the granulation of the mixture of solvent or dispersion agent, be especially not suitable for the granulation of the easy deactivated slurry catalyst of ingress of air; Some spraying granulation systems can be for there being the granulation of the mixture of solvent or dispersion agent, but solved the sticky wall problem of drying tower by increase driven by motor scraper plate in drying tower bottom, energy consumption is higher, and due in flammable solvent environment, between whipping process middle scraper and drying tower metal, rub, easily produce spark, danger is larger; In addition, between separator and the steel cylinder of splendid attire material, be generic connectivity, easily make catalyzer ingress of air and lose activity, cause the quality of catalyzer to be had a strong impact on.
Summary of the invention
For the deficiencies in the prior art, the utility model provides a kind of spraying granulation system for the production of olefin polymerization catalysis, solve the problems such as energy consumption is high, dangerous greatly, the quality of catalyst prod is not good, be particularly useful for the granulation of the easy deactivated slurry catalyst of ingress of air.
Concrete technical scheme of the present utility model is:
A kind of spraying granulation system for the production of olefin polymerization catalysis, comprise serum pot, the bottom of described serum pot is connected with the spraying gun that drying tower top arranges by pump, the bottom of described drying tower is connected with the upper end of cyclonic separator by pipeline, the top of described cyclonic separator is connected with the upper end of sack cleaner by pipeline, the top of described sack cleaner is connected with condenser by pipeline, described condenser is successively by well heater I, blower fan is connected with the upper end of described drying tower with well heater II, between described well heater I and blower fan, be provided with nitrogen output channel, between described blower fan and well heater II, be provided with nitrogen input channel, described drying tower upper end inwall is provided with truncated cone-shaped baffle plate, described cyclonic separator lower end is connected with steel cylinder I by butterfly valve I and butterfly valve II successively.
Adopt this structure, the catalyst slurry of solvent or dispersion formulation is delivered to from serum pot the spraying gun that drying tower top arranges by pump, the process well heater I of carrying in drying tower upper end, the protection gas nitrogen of blower fan and well heater II is through the effect of truncated cone-shaped baffle plate, form rotation stream of nitrogen gas, from the catalyst slurry of spraying gun ejection, rotating the effect of stream of nitrogen gas, rapid drying and moulding, the catalyzer powder of moulding is transported to cyclonic separator through the lower ending opening of truncated cone-shaped baffle plate from drying tower bottom, avoided like this catalyzer powder to stick on the inwall of drying tower, catalyzer powder is through the separation of cyclonic separator, spherical particle, even-grained granules of catalyst finished product enter steel cylinder I through butterfly valve I and butterfly valve II successively, adopt butterfly valve I and butterfly valve II to be connected in series, avoided catalyzer ingress of air and lost activity, having improved the quality of catalyst prod, catalyzer powder is through the separation of cyclonic separator, and dispersion agent or solvent after partially catalyzed agent powder, gasification enter sack cleaner from cyclonic separator top under the carrying of nitrogen gas, catalyzer work in-process are separated, also recycling of collection, wherein dispersion agent or solvent enter condenser under the carrying of nitrogen gas, and catalyzer dispersion agent or solvent are through condensation recycling, the mode that well heater I, blower fan and well heater II are connected successively, makes more than system temperature maintains the boiling point of solvent or dispersion agent, to be conducive to the gasification of serum materials solvent or dispersion agent, between described well heater I and blower fan, be provided with nitrogen output channel, between described blower fan and well heater II, be provided with nitrogen input channel, adopt like this automatic control mode to maintain the nitrogen environment of system, the pressure of balance whole system, prevent that air from entering system, guarantee the activity of catalyzer, made catalyzer reach spherical particle form, even-grained object, be particularly useful for the granulation of the easy deactivated slurry type catalyzer of ingress of air.
Described sack cleaner lower end is connected with steel cylinder II, can be collected in steel cylinder II and recycling so that catalyzer work in-process are separated like this, has reduced like this production cost.
Described condenser is connected with solvent tank, like this can be so that the dispersion agent carrying under nitrogen gas or solvent enter condenser and condensation is recovered to solvent tank, in case recycling, the further like this manufacturing cost that reduced.
The beneficial effects of the utility model have:
(1) drying tower upper end inwall is provided with truncated cone-shaped baffle plate, makes nitrogen form swirling eddy, has avoided catalyzer powder to stick on the inwall of drying tower;
(2) cyclonic separator bottom adopts butterfly valve I and butterfly valve II to be connected in series, and has avoided catalyzer ingress of air and loses activity, and has improved the quality of catalyst prod;
(3) in system pipeline, be in series with condenser, make the dispersion agent carrying or solvent enters condenser and condensation is recovered to solvent tank under nitrogen gas, so that recycling has reduced manufacturing cost like this;
(4) mode of well heater I, blower fan and well heater II being connected successively, makes more than system temperature maintains the boiling point of solvent or dispersion agent, to be conducive to the gasification of serum materials solvent or dispersion agent;
(5) in enclosed nitrogen system, be provided with nitrogen output channel and nitrogen input channel, adopt like this automatic control mode to maintain the nitrogen environment of system, the pressure of balance whole system, prevent that air from entering system, guarantee the activity of catalyzer, made catalyzer reach spherical particle form, even-grained object, be particularly useful for the granulation of the easy deactivated slurry type catalyzer of ingress of air.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
In figure, 1 is serum pot, the 2nd, and pump, the 3rd, drying tower, the 4th, cyclonic separator, the 5th, butterfly valve I, the 6th, butterfly valve II, the 7th, steel cylinder I, the 8th, steel cylinder II, the 9th, sack cleaner, the 10th, solvent tank, the 11st, condenser, the 12nd, well heater I, the 13rd, nitrogen output channel, the 14th, blower fan, the 15th, nitrogen input channel, the 16th, well heater II, the 17th, spraying gun, the 18th, baffle plate.
Embodiment
A kind of spraying granulation system for the production of olefin polymerization catalysis, comprise serum pot 1, the bottom of described serum pot 1 is connected with the spraying gun 17 that drying tower 3 tops arrange by pump 2, the bottom of described drying tower 3 is connected with the upper end of cyclonic separator 4 by pipeline, the top of described cyclonic separator 4 is connected with the upper end of sack cleaner 9 by pipeline, the top of described sack cleaner 9 is connected with condenser 11 by pipeline, described condenser 11 is successively by well heater I 12, blower fan 14 is connected with the upper end of described drying tower 3 with well heater II 16, between described well heater I 12 and blower fan 14, be provided with nitrogen output channel 13, between described blower fan 14 and well heater II 16, be provided with nitrogen input channel 15, described drying tower 3 upper end inwalls are provided with truncated cone-shaped baffle plate 18, described cyclonic separator 4 lower ends are connected with steel cylinder I 7 by butterfly valve I 5 and butterfly valve II 6 successively.
Described sack cleaner 9 lower ends are connected with steel cylinder II 8, can be collected in steel cylinder II 8 and recycling so that catalyzer work in-process are separated like this, have reduced like this production cost.
Described condenser 11 is connected with solvent tank 10, like this can be so that the slurries that carry under nitrogen gas enter condenser 11 and condensation is recovered to solvent tank 10, in case recycling, the further like this manufacturing cost that reduced.
Adopt this structure, the catalyst slurry of solvent or dispersion formulation is delivered to from serum pot 1 spraying gun 17 that drying tower 3 tops arrange by pump 2, the process well heater I 12 of carrying in drying tower 3 upper ends, the protection gas nitrogen of blower fan 14 and well heater II 16 is through the effect of truncated cone-shaped baffle plate 18, form rotation stream of nitrogen gas, from the catalyst slurry of spraying gun 17 ejections, rotating the effect of stream of nitrogen gas, rapid drying and moulding, the catalyzer powder of moulding is transported to cyclonic separator 4 through the lower ending opening of truncated cone-shaped baffle plate 18 from drying tower 3 bottoms, avoided like this catalyzer powder to stick on the inwall of drying tower 3, catalyzer powder is through the separation of cyclonic separator 4, spherical particle, even-grained granules of catalyst finished product enter steel cylinder I 7 through butterfly valve I 5 and butterfly valve II 6 successively, adopt butterfly valve I 5 and butterfly valve II 6 to be connected in series, avoided catalyzer ingress of air and lost activity, having improved the quality of catalyst prod, catalyzer powder is through the separation of cyclonic separator 4, and the dispersion agent of partially catalyzed agent powder, gasification or solvent enter sack cleaner 9 from cyclonic separator 4 tops under the carrying of nitrogen gas, catalyzer work in-process are separated, also recycling of collection, wherein dispersion agent or the solvent of gasification enter condenser 11 under the carrying of nitrogen gas, and the dispersion agent of gasification or solvent are through condensation recycling, the mode that well heater I 12, blower fan 14 and well heater II 16 are connected successively, makes more than system temperature maintains the boiling point of solvent or dispersion agent, to be conducive to the gasification of serum materials solvent or dispersion agent, between described well heater I 12 and blower fan 14, be provided with nitrogen output channel 13, between described blower fan 14 and well heater II 16, be provided with nitrogen input channel 15, adopt like this automatic control mode to maintain the nitrogen environment of system, the pressure of balance whole system, prevent that air from entering system, guarantee the activity of catalyzer, made catalyzer reach spherical particle form, even-grained object, be particularly useful for the granulation of the easy deactivated slurry type catalyzer of ingress of air.
Claims (3)
1. the spraying granulation system for the production of olefin polymerization catalysis, comprise serum pot (1), the bottom of described serum pot (1) is connected with the spraying gun (17) that drying tower (3) top arranges by pump (2), the bottom of described drying tower (3) is connected with the upper end of cyclonic separator (4) by pipeline, the top of described cyclonic separator (4) is connected with the upper end of sack cleaner (9) by pipeline, the top of described sack cleaner (9) is connected with condenser (11) by pipeline, it is characterized in that: described condenser (11) is successively by well heater I (12), blower fan (14) is connected with the upper end of described drying tower (3) with well heater II (16), between described well heater I (12) and blower fan (14), be provided with nitrogen output channel (13), between described blower fan (14) and well heater II (16), be provided with nitrogen input channel (15), described drying tower (3) upper end inwall is provided with truncated cone-shaped baffle plate (18), described cyclonic separator (4) lower end is connected with steel cylinder I (7) by butterfly valve I (5) and butterfly valve II (6) successively.
2. the spraying granulation system for the production of olefin polymerization catalysis according to claim 1, is characterized in that: described sack cleaner (9) lower end is connected with steel cylinder II (8).
3. the spraying granulation system for the production of olefin polymerization catalysis according to claim 1, is characterized in that: described condenser (11) is connected with solvent tank (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420297794.8U CN203855537U (en) | 2014-06-06 | 2014-06-06 | Spray granulation system for producing olefin polymerization catalyst |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420297794.8U CN203855537U (en) | 2014-06-06 | 2014-06-06 | Spray granulation system for producing olefin polymerization catalyst |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203855537U true CN203855537U (en) | 2014-10-01 |
Family
ID=51605404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420297794.8U Expired - Fee Related CN203855537U (en) | 2014-06-06 | 2014-06-06 | Spray granulation system for producing olefin polymerization catalyst |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203855537U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399264A (en) * | 2014-11-29 | 2015-03-11 | 南京威安新材料科技有限公司 | Energy-saving and efficient solid catalyst atomizing and drying system |
| CN104437243A (en) * | 2014-11-29 | 2015-03-25 | 南京威安新材料科技有限公司 | Centrifugal spray-drying system for drying catalysts |
| CN105014063A (en) * | 2015-07-17 | 2015-11-04 | 中国兵器科学研究院宁波分院 | Spray granulation device suitable for active powder and granulation method thereof |
| CN113750554A (en) * | 2021-10-20 | 2021-12-07 | 福建好家景日化有限公司 | Atomizing, granulating and drying device for daily chemical production |
| IT202100018554A1 (en) * | 2021-07-14 | 2023-01-14 | Poppi Clementino S P A | Improved Ceramic Implant |
-
2014
- 2014-06-06 CN CN201420297794.8U patent/CN203855537U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399264A (en) * | 2014-11-29 | 2015-03-11 | 南京威安新材料科技有限公司 | Energy-saving and efficient solid catalyst atomizing and drying system |
| CN104437243A (en) * | 2014-11-29 | 2015-03-25 | 南京威安新材料科技有限公司 | Centrifugal spray-drying system for drying catalysts |
| CN104399264B (en) * | 2014-11-29 | 2016-04-20 | 南京威安新材料科技有限公司 | A kind of energy-conservation solid catalyst atomization drying system |
| CN104437243B (en) * | 2014-11-29 | 2016-08-17 | 南京威安新材料科技有限公司 | A kind of centrifugal spray drying system for dry catalyst |
| CN105014063A (en) * | 2015-07-17 | 2015-11-04 | 中国兵器科学研究院宁波分院 | Spray granulation device suitable for active powder and granulation method thereof |
| CN105014063B (en) * | 2015-07-17 | 2017-03-29 | 中国兵器科学研究院宁波分院 | Suitable for the spray granulation plant of active powder |
| IT202100018554A1 (en) * | 2021-07-14 | 2023-01-14 | Poppi Clementino S P A | Improved Ceramic Implant |
| CN115611640A (en) * | 2021-07-14 | 2023-01-17 | 波皮克莱门迪诺股份公司 | Perfected ceramic system |
| CN113750554A (en) * | 2021-10-20 | 2021-12-07 | 福建好家景日化有限公司 | Atomizing, granulating and drying device for daily chemical production |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203855537U (en) | Spray granulation system for producing olefin polymerization catalyst | |
| CN203852978U (en) | Cyclone separator for processing tail gas of spray drying system | |
| CN205730414U (en) | A kind of production Water soluble fertilizer spray drying tower | |
| CN201783407U (en) | Device for removing dust in advance | |
| CN204275522U (en) | A kind of solid catalyst atomization drying system being convenient to clean | |
| CN204170863U (en) | A kind of cyclone separator | |
| CN204460937U (en) | A kind of vibrations fluidized bed dryer dust emission reduction device | |
| CN107159307A (en) | A kind of sial phosphorus molecular sieve of carried metal and application | |
| CN203253299U (en) | Novel dust removal device | |
| CN203507940U (en) | Diphenylamine granulating system | |
| CN204121945U (en) | A kind of pickling tower | |
| CN205295382U (en) | Multistage annulus scrubber system | |
| CN210634786U (en) | Mesophase carbon microsphere grading packaging device | |
| CN203303800U (en) | Dedusting device of powder emulsion explosive | |
| CN202778180U (en) | Dedusting and purifying device for riboflavin production | |
| CN203512810U (en) | Storage bin for regrinding hyperfine silicon carbide powder | |
| CN215276405U (en) | Tail gas washing and dust removing device applied to redispersible rubber powder production | |
| CN211303075U (en) | Device for preparing honeycomb low-temperature SCR catalyst active powder | |
| CN203916367U (en) | Dust collector and recovery system | |
| CN203470197U (en) | Cyclone separator | |
| CN203565215U (en) | Cyclone dust remover | |
| CN207578797U (en) | A kind of broken material device in PVC drying processes | |
| CN103157337A (en) | Novel dust removal device | |
| CN103464054A (en) | Technological process and device for producing and discharging stearate with pressure method | |
| CN202844765U (en) | Bag-type dust collecting equipment for spray drying tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20141001 Termination date: 20180606 |