CN205676168U - A kind of carburizing reagent system of injection reactor and nano-calcium carbonate - Google Patents
A kind of carburizing reagent system of injection reactor and nano-calcium carbonate Download PDFInfo
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- CN205676168U CN205676168U CN201620476677.7U CN201620476677U CN205676168U CN 205676168 U CN205676168 U CN 205676168U CN 201620476677 U CN201620476677 U CN 201620476677U CN 205676168 U CN205676168 U CN 205676168U
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- receiving chamber
- carbonization
- injection reactor
- tower
- connecting tube
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Abstract
The open a kind of injection reactor of this utility model, including receiving chamber, trunnion, diffuser casing, connecting tube, liquid spraying outlet, the top of described receiving chamber is provided with feed tube, the sidewall of receiving chamber is provided with air inlet pipe, the bottom of described receiving chamber is connected with the upper end of trunnion, the lower end of described trunnion is connected with the upper end of diffuser casing, and the lower end of described diffuser casing is connected with the upper end of connecting tube, and the lower end of described connecting tube is provided with liquid spraying outlet.This utility model is also disclosed the carburizing reagent system of a kind of nano-calcium carbonate, applies described injection reactor, also includes carbonation reaction tower, carbonization tempering tower, kiln gas surge tank.This utility model serialization degree is high, and response speed is fast, reduces energy consumption, reduces the investment of the main equipments such as air compressor machine, is particularly suitable for the synthesis of the nano-calcium carbonate of narrow particle size distribution.
Description
Technical field
This utility model belongs to chemical reaction device field, a kind of injection reactor and the carbonization of nano-calcium carbonate
Response system.
Background technology
Nano-calcium carbonate is a kind of novel Inorganic Non-metallic Materials, is widely used in plastics, rubber, papermaking, automobile painting
Material, ink, fluid sealant, food, medicine and other fields.China has abundant Calcium Carbonate resource, has more than ten nano-calcium carbonate raw
Produce producer, nano-calcium carbonate can be produced per year more than 500,000 tons.
One of core technology that winnofil (including nano-calcium carbonate and precipitated calcium carbonate) produces is carburizing reagent skill
Art and equipment, current domestic carbonization method has: 1, interval bubbling carbonation method, owing to carbonization is uneven, substantially can not produce and receive
Rice calcium carbonate, can only produce precipitated calcium carbonate；2, intermittent stirring formula carbonizatin method is the production method that current domestic employing is most, but
Being owing to agitator is under powerful air pressure promotes, be often easily damaged, maintenance capacity is big；3, high-gravity carbonation method can produce height
The product of quality, but production capacity is little, and production cost is big, troublesome poeration；4, the equipment investment of multi-stage spray carbonizatin method is relatively big,
Shower nozzle easily blocks, and technology is more complicated, and operation easier is big, is not suitable for industrialized production；5, film disperses setting of micro-structured reactor
Standby complicated, yield is little, and production cost is high, the problem of industrialized production difficulty；6, injection carbonization, such as Chinese patent
CN203247106U " produces nano-calcium carbonate rotary-jet carbonizing plant ", also rests on experimental stage, is not carried out industry
Metaplasia is produced.
Research has small investment, easily operated, produces high-performance nano calcium carbonate kind, and the resource giving full play to China is excellent
Gesture, improves the nano-calcium carbonate production technology level of China, has great importance.
Summary of the invention
The problem existed for prior art, this utility model provides a kind of injection reactor and the carbonization of nano-calcium carbonate
Response system, serialization degree is high, and response speed is fast, reduces energy consumption, reduces the investment of the main equipments such as air compressor machine, particularly suitable
Synthesis in the nano-calcium carbonate of narrow particle size distribution.
For achieving the above object, the technical solution of the utility model is as follows:
Injection reactor of the present utility model, including receiving chamber, trunnion, diffuser casing, connecting tube, liquid spraying outlet, described
The top of receiving chamber be provided with feed tube, the sidewall of receiving chamber is provided with air inlet pipe, and the bottom of described receiving chamber is upper with trunnion
End connects, and the lower end of described trunnion is connected with the upper end of diffuser casing, and the lower end of described diffuser casing connects with the upper end of connecting tube
Connecing, the lower end of described connecting tube is provided with liquid spraying outlet.
Described feed tube is circular arc pipe, and by the top phase curving of receiving chamber, its mouth of pipe is downward.
It is provided with nozzle in described receiving chamber, nozzle arranges needle valve.
Described nozzle is up big and down small inverted cone-shaped structure.
Described diffuser casing is up-small and down-big pyramidal structure.
Also include that the bottom of connecting tube is located at by static mixer, described static mixer.
The flight group that many groups are vertical it is provided with in described static mixer.
The carburizing reagent system of nano-calcium carbonate of the present utility model, applies described injection reactor, also includes carbon
Change reaction tower, carbonization tempering tower, kiln gas surge tank, the bottom of described carbonization tempering tower after circular response pump with feed tube
Connection, the sidewall upper of described carbonation reaction tower is provided with inverted "L" shaped overflow pipe, including top margin and side, the top of overflow pipe
The upper portion side wall from carbonization tempering tower of limit level passes, and stretches in carbonization tempering tower, and side extends to carbonization straight down and delays
Rush the medium position of tower；The middle part of described kiln gas surge tank is connected with air inlet pipe；Described connecting tube is from carbonation reaction tower
Top passes, and stretches in carbonation reaction tower, and its liquid spraying outlet is close to the bottom of carbonation reaction tower；Described liquid spraying outlet and
The mouth of pipe of overflow pipe is horn-like.
The top of described carbonization tempering tower arranges blow-down pipe.
Also include that blower fan, described blower fan connect with kiln gas surge tank, gas pressure is provided in kiln gas surge tank.
Work process of the present utility model is as follows:
Ca(OH)2Slurry first sends to receiving chamber, then with kiln gas (containing CO by circulating pump2Concentration is generally 20-38%) group
Becoming reaction mass together to enter nozzle, the size of jet is adjusted by needle valve, to reach pressure and flow
Balance.Reaction mass passes through nozzle, enters trunnion, forms high-speed jet, produces powerful negative pressure in trunnion simultaneously, and material enters
Entering diffuser casing, larynx overpressure reduces, and forms vacuum, is sucked by a large amount of kiln gas, at powerful negative pressure and the common work of high-speed jet
Under with, carry out reaction mass shearing, pulverize, emulsifying, make kiln gas bulb diameter significantly reduce, bubbles number sharply increases, and increases
The big specific surface area of bubble, greatly reduce resistance to mass tranfer, accelerate kiln gas and Ca (OH)2Response speed.Material enters and expands
Dissipate the laggard single step reaction in room, the most fully reacted by the static mixer of connecting tube afterbody.
Ca(OH)2Starch from carbonization tempering tower, the Ca (OH) in carbonization tempering tower2Slurry is by circular response pumped, Jing Guoguan
Road enters at a high speed receiving chamber from feed tube；Kiln gas is connected from kiln gas surge tank, kiln gas surge tank with air inlet pipe, and kiln gas passes through wind
Machine air blast purification enters receiving chamber from air inlet pipe, with Ca (OH)2Slurry converges, and enters trunnion by nozzle, through diffuser casing, connecting tube
Arriving batch reactor, in batch reactor after reaction, enter carbonation reaction tower through liquid spraying outlet, reaction mass is sprayed on carbon
Changing bottom reaction tower, the most acutely high efficient mixed, completes carburizing reagent.Owing to carbonation reaction tower is to seal, when serosity is full, many
Remaining kiln gas tail gas and Ca (OH)2Mixture be pressed onto in carbonization tempering tower by overflow pipe, do not have absorb kiln gas then pass through
Blow-down pipe is discharged.
Circulate operation and so forth, until PH=7-7.5, reach technological requirement, stop circular response pump and blower fan, open
The bottom valve plasma discharge of carbonation reaction tower and carbonization tempering tower.
The beneficial effects of the utility model are as follows:
1, this utility model uses injection asher, based on venturi operation principle, with the Ca in technological process
(OH)2Slurry is dynamic medium, makes the ejection at a high speed at nozzle of circulation slurry body, and entrance produces vacuum, utilizes vacuum to take out shaft kiln clean
The CO changed2Carry out carburizing reagent, the size of the nozzle of this reactor, can be regulated by needle valve, reactant liquor atomizing effect is good,
Considerably increase gas liquid interfacial area, add CO2Absorptance；Injection reactor end is equipped with static mixer, static mixed
Clutch is by the unit of several flight assembly weldings being assembled with left and right torsion, and mixed performance is excellent, and mixing intensity is high, increases
Absorbance, enhances CO2Mass-transfer efficiency, improve kiln gas utilization rate；Gas-liquid-solid three-phase height mixes, and solves tradition carbonization
It is slow to there is mass transfer in method, and the shortcoming that contacting efficiency is low shortens the response time.
2, this utility model can insert carbonation reaction tower and the height of overflow pipe insertion carbonization tempering tower by injection reactor
Degree, regulation carbonization time pressure size because carburizing reagent be have pressure in the case of carry out, make CO2Dissolving in the liquid phase
Speed increases, so response speed is fast, shortens the response time, improves production efficiency, and beneficially product pellet uniformly refines,
Power saving 30～50%, energy consumption is low, it is easy to operates and controls, and easily generates thin nano-calcium carbonate.
3, kiln gas is delivered in kiln gas surge tank by this utility model roots blower, utilizes vacuum self-priming kiln gas carbonizer
Skill, saves the cost of investment of compressor, utilizes circulation pumping slurry, forces outer circulation, and in injection reactor, liquid falls and produces
Negative pressure, self-priming kiln gas carries out carbonization, eliminates air compressor machine, makes equipment simplify, and reduces maintenance capacity, is conducive to industry life of maximizing
Produce.
4, this utility model once can be with carbonization 30-80m3Ca (OH)2Raw slurry, with a tradition carburizing reagent of carbonization
10-20m3Ca (OH)2Raw slurry is compared, and improves plant capacity, it is achieved that low energy consumption and high benefit, and the response time shortens
About 30-50%, the volume productivity effect of nano-calcium carbonate improves 50%, can make CO2Absorbance improve more than 20%.
Accompanying drawing explanation
Fig. 1 is this utility model injection reactor structural representation
Fig. 2 is the structural representation of the carburizing reagent system of this utility model nano-calcium carbonate
Fig. 3 is local structural graph of the present utility model
In figure, each sequence number and title are as follows:
1-receiving chamber；2-trunnion；3-diffuser casing；4-connecting tube；5-liquid spraying outlet；6-static mixer；7-carbonization is anti-
Answer tower；8-carbonization tempering tower；9-kiln gas surge tank；
11-feed tube；12-air inlet pipe；13-nozzle；14-needle valve；
21-circular response pump；22-overflow pipe；23-top margin；24-side；25-blow-down pipe；26-blower fan.
Detailed description of the invention
By specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment 1
As it is shown in figure 1, injection reactor of the present utility model, including receiving chamber 1, trunnion 2, diffuser casing 3, connecting tube 4, liquid
Body ejiction opening 5, the top of described receiving chamber 1 is provided with feed tube 11, and the sidewall of receiving chamber 1 is provided with air inlet pipe 12, and described connects
Being connected with the upper end of trunnion 2 by the bottom of room 1, the lower end of described trunnion 2 is connected with the upper end of diffuser casing 3, described diffusion
The lower end of room 3 is connected with the upper end of connecting tube 4, and the lower end of described connecting tube 4 is provided with liquid spraying outlet 5.
Described feed tube 11 is circular arc pipe, and by the top phase curving of receiving chamber 1, its mouth of pipe is downward.
It is provided with nozzle 13 in described receiving chamber 1, nozzle 13 arranges needle valve 14.
Described nozzle 13 is up big and down small inverted cone-shaped structure.
Described diffuser casing 3 is up-small and down-big pyramidal structure.
Also include that the bottom of connecting tube 4 is located at by static mixer 6, described static mixer 6.
The flight group that many groups are vertical it is provided with in described static mixer 6.
The carburizing reagent system of nano-calcium carbonate of the present utility model, applies described injection reactor, also includes carbon
Change reaction tower 7, carbonization tempering tower 8, kiln gas surge tank 9, the bottom of described carbonization tempering tower 8 after circular response pump 21 with
Feed tube 11 connects, and the sidewall upper of described carbonation reaction tower 7 is provided with inverted "L" shaped overflow pipe 22, including top margin 23 and side
Limit 24, the upper portion side wall from carbonization tempering tower 8 of top margin 23 level of overflow pipe 22 passes, and stretches in carbonization tempering tower 8, side
24 medium positions extending to carbonization tempering tower 8 straight down；The middle part of described kiln gas surge tank 9 is connected with air inlet pipe 12；
Described connecting tube 4 passes from the top of carbonation reaction tower 7, stretches in carbonation reaction tower 7, and its liquid spraying outlet 5 is close to carbonization
The bottom of reaction tower 7；Described liquid spraying outlet 5 and the mouth of pipe of overflow pipe 22 are horn-like.
The top of described carbonization tempering tower 8 arranges blow-down pipe 25.
Also include that blower fan 26, described blower fan 26 connect with kiln gas surge tank 9, gas pressure is provided in kiln gas surge tank 9
Power.
Work process of the present utility model is as follows:
Ca(OH)2Slurry first passes through circulating pump and first delivers to receiving chamber 1, then together enters spray with kiln gas anabolic reaction material
Mouth 13, the size of jet is adjusted by needle valve 14, to reach the balance of pressure and flow.Reaction mass passes through
Nozzle 13, enters trunnion 2, forms high-speed jet, produces powerful negative pressure in trunnion 2 simultaneously, after material enters diffuser casing 3,
In trunnion 2, pressure reduces, and forms vacuum, is sucked by a large amount of kiln gas, under the common effect of powerful negative pressure and high-speed jet, and will be anti-
Answer material to carry out shearing, pulverize, emulsifying, make kiln gas bulb diameter significantly reduce, bubbles number sharply increases, and increases bubble
Specific surface area, greatly reduce resistance to mass tranfer, accelerate kiln gas and Ca (OH)2Response speed.Material enters diffuser casing 3 laggard
Step reaction, is the most fully reacted by the static mixer 6 of connecting tube afterbody.
Ca(OH)2Starch from carbonization tempering tower 9, the Ca (OH) in carbonization tempering tower 92Slurry is extracted out by circular response pump 21, warp
Piping enters at a high speed receiving chamber 1 from feed tube 11；Kiln gas is from kiln gas surge tank 9, kiln gas surge tank 9 and air inlet pipe 12 phase
Even, kiln gas enters receiving chamber 1 from air inlet pipe 12, with Ca (OH) by blower fan 26 air blast purification2Slurry converges, and is entered by nozzle 13
Trunnion 2, arrives batch reactor 6 through diffuser casing 3, connecting tube 4, in batch reactor 6 after reaction, enters through liquid spraying outlet 5
Entering carbonation reaction tower 7, reaction mass is sprayed on bottom carbonation reaction tower 7, and the most acutely high efficient mixed, completes carburizing reagent.Due to
Carbonation reaction tower 7 is to seal, when serosity is full, and unnecessary kiln gas tail gas and Ca (OH)2Mixture be pressed onto by overflow pipe 22
In carbonization tempering tower 8, the kiln gas absorbed is not had then to be discharged by blow-down pipe 25.
Circulate operation and so forth, until PH=7-7.5, reach technological requirement, stop circular response pump 21 and blower fan 26,
Open the bottom valve plasma discharge of carbonation reaction tower 7 and carbonization tempering tower 8.
Claims (10)
1. an injection reactor, including receiving chamber (1), trunnion (2), diffuser casing (3), connecting tube (4), liquid spraying outlet (5),
It is characterized in that:
The top of described receiving chamber (1) is provided with feed tube (11), and the sidewall of receiving chamber (1) is provided with air inlet pipe (12), described
The bottom of receiving chamber (1) is connected with the upper end of trunnion (2), and the lower end of described trunnion (2) is connected with the upper end of diffuser casing (3),
The lower end of described diffuser casing (3) is connected with the upper end of connecting tube (4), and the lower end of described connecting tube (4) is provided with liquid ejection
Mouth (5).
Injection reactor the most according to claim 1, it is characterised in that: described feed tube (11) is circular arc pipe, by
The top phase curving of receiving chamber (1), its mouth of pipe is downward.
Injection reactor the most according to claim 1, it is characterised in that: it is provided with nozzle (13) in described receiving chamber (1),
Needle valve (14) is set on nozzle (13).
Injection reactor the most according to claim 3, it is characterised in that: described nozzle (13) is up big and down small back taper
Shape structure.
Injection reactor the most according to claim 1, it is characterised in that: described diffuser casing (3) is up-small and down-big cone
Shape structure.
Injection reactor the most according to claim 1, it is characterised in that: also include static mixer (6), described static state
The bottom of connecting tube (4) is located at by blender (6).
Injection reactor the most according to claim 6, it is characterised in that: it is provided with many groups in described static mixer (6)
Vertical flight group.
8. a carburizing reagent system for nano-calcium carbonate, applies injection reactor as claimed in claim 1, and its feature exists
In: also include carbonation reaction tower (7), carbonization tempering tower (8), kiln gas surge tank (9), the bottom of described carbonization tempering tower (8)
Connecting with feed tube (11) after circular response pump (21), the sidewall upper of described carbonation reaction tower (7) is provided with inverted "L" shaped
Overflow pipe (22), including top margin (23) and side (24), top margin (23) level of overflow pipe (22) from carbonization tempering tower (8)
Upper portion side wall pass, stretch in carbonization tempering tower (8), side (24) extends to the middle part of carbonization tempering tower (8) straight down
Position；The middle part of described kiln gas surge tank (9) is connected with air inlet pipe (12)；Described connecting tube (4) is from carbonation reaction tower (7)
Top pass, stretch in carbonation reaction tower (7), its liquid spraying outlet (5) is close to the bottom of carbonation reaction tower (7)；Described
The mouth of pipe of liquid spraying outlet (5) and overflow pipe (22) is horn-like.
The carburizing reagent system of nano-calcium carbonate the most according to claim 8, it is characterised in that: described carbonization tempering tower
(8) top arranges blow-down pipe (25).
The carburizing reagent system of nano-calcium carbonate the most according to claim 8, it is characterised in that: also include blower fan (26),
Described blower fan (26) connects with kiln gas surge tank (9), provides gas pressure in kiln gas surge tank (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620476677.7U CN205676168U (en) | 2016-05-24 | 2016-05-24 | A kind of carburizing reagent system of injection reactor and nano-calcium carbonate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620476677.7U CN205676168U (en) | 2016-05-24 | 2016-05-24 | A kind of carburizing reagent system of injection reactor and nano-calcium carbonate |
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| CN205676168U true CN205676168U (en) | 2016-11-09 |
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| CN201620476677.7U Expired - Fee Related CN205676168U (en) | 2016-05-24 | 2016-05-24 | A kind of carburizing reagent system of injection reactor and nano-calcium carbonate |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109592702A (en) * | 2018-12-29 | 2019-04-09 | 福建贝思科电子材料股份有限公司 | A kind of nano-scale carbon hydrochlorate and preparation method thereof |
| CN115092950A (en) * | 2022-08-01 | 2022-09-23 | 中国铝业股份有限公司 | Method for recycling papermaking white mud |
-
2016
- 2016-05-24 CN CN201620476677.7U patent/CN205676168U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109592702A (en) * | 2018-12-29 | 2019-04-09 | 福建贝思科电子材料股份有限公司 | A kind of nano-scale carbon hydrochlorate and preparation method thereof |
| CN115092950A (en) * | 2022-08-01 | 2022-09-23 | 中国铝业股份有限公司 | Method for recycling papermaking white mud |
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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: 20161109 Termination date: 20200524 |