CN102836691B - Device for transient reaction of chemical product and use method thereof - Google Patents
Device for transient reaction of chemical product and use method thereof Download PDFInfo
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- CN102836691B CN102836691B CN201210307110.3A CN201210307110A CN102836691B CN 102836691 B CN102836691 B CN 102836691B CN 201210307110 A CN201210307110 A CN 201210307110A CN 102836691 B CN102836691 B CN 102836691B
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Abstract
The invention discloses a device for transient reaction of a chemical product and a use method of the device, belonging to the technical field of chemical reaction devices. The device comprises a material containing grove, a material dripping groove, a first raw material leading-in pipe, a second raw material leading-in pipe, wherein the material dripping groove is articulated with the material containing groove and is matched with a support frame; the upper part of the support frame is articulated with the back part of the material dripping groove; the lower part of the support frame is supported on the terrace of a used place; one end of the first raw material leading-in pipe is corresponding to the upper part of the material dripping part and provided with a material injecting hole; the other end of the first raw material leading-in pipe is matched with a valve; one end of the second raw material leading-in pipe towards the material dripping groove is matched with a material nozzle; the material nozzle is corresponding to the upper part of the material dripping groove; and the top part of the material dripping grove constitutes a material overflowing cavity. According to the invention, the device can satisfy a demand that first raw material and second raw material complete the transient reaction mutually on the material dripping groove; the raw material can be saved; and the quality of products can be ensured; a whole structure is simple; in addition, the method provided by the invention does not have rigorous operation demands and can ensure the realization of the technical effect of the device for the transient reaction of the chemical product.
Description
Technical field
the invention belongs to chemical reaction equipment technical field, be specifically related to a kind of device of chemical products moment reaction use, and relate to its using method.
Background technology
as the reason known to those of skill in the art, all there is a rational course of reaction in many chemical products, has the reasonably reaction period, and the longer reaction of reaction time of the chemical products that even have is more abundant.But also there is some by liquid-liquid reactions, to operate the chemical products that obtain as the monoethanolamine product that is not limited to exemplify, this monoethanolamine product is reacted and obtains each other with oxirane by ammoniacal liquor, and not as the reaction time of people's imagination, the longer the better for ammoniacal liquor and oxirane, but moment contacts and obtain monoethanolamine mutually.Therefore, if follow traditional production model, for example ammoniacal liquor is reacted in reactor with oxirane, can produce following shortcoming so: the one, because oxirane can continue to react with product monoethanolamine, thereby produce accessory substance diethanol amine when consuming oxirane, and oxirane still can continue to react generation triethanolamine with diethanol amine.Conventional way is that the inventory of ammoniacal liquor is excessive, again ammoniacal liquor is steamed and is removed, yet even if so still can generate diethanol amine and triethanolamine, reduce the amount of product monoethanolamine after reaction finishes, and the yield of monoethanolamine is low; The 2nd, in technique, be difficult to control, and cause the inaction consumption of ammoniacal liquor and/or monoethanolamine, be unfavorable for reasonably economizing in raw materials; The 3rd, used device is complicated and expensive.At present, in order to produce monoethanolamine and to guarantee its quality, conventionally the inventory of ammoniacal liquor or oxirane is exceeded to the theoretical amount of calculating, use not wishing in compensation tandem reaction sequence and occur but unavoidable loss.
for above-mentioned prior art, the applicant has done careful analysis and research, and thinks: if will make up aforementioned shortcoming, must do letter and not numerous improvement to the reaction unit in prior art.In view of be showed no all technology enlightenments of being eliminated aforementioned shortcoming that has in published China and foreign countries patent and non-patent literature, therefore the applicant has carried out relevant trial, and under strict secrecy provision, the experiment proved that it is feasible, technical scheme described below produces under this background.
Summary of the invention
top priority of the present invention is to provide a kind of device of chemical products moment reaction use, this device contributes to prevent that the product successive reaction of raw material and generation from generating accessory substance and use and both ensure that the quality of product avoids causing for generating the wastage of material of product, is conducive to embody structure terse and easy to operate.
the using method that also has a task to be to provide a kind of device of chemical products moment reaction use of the present invention, the method operation requirements is not harsh, and can guarantee comprehensive embodiment of technique effect of the device of chemical products moment reaction use.
for having embodied top priority of the present invention, technical scheme provided by the invention is: a kind of device of chemical products moment reaction use, comprises a charge groove; One drops down hopper, and this drops down hopper and is hinged on described charge groove, and is equipped with a bracket, and the top of this bracket is hinged with the back of dropping down hopper, and the lower support of bracket is on the terrace of field of employment; One for the first raw material being caused to the first raw material inlet tube that drops down hopper, and one end of this first raw material inlet tube is corresponding to dropping down the top of hopper and offering for the first raw material being fed and dropped down the material shooting hole of hopper with interval state, and the other end is equipped with a valve; One for causing the second raw material the second raw material inlet tube that drops down hopper, this the second raw material inlet tube is equipped with a feed nozzle towards described one end of dropping down hopper, this feed nozzle is corresponding with the described top of dropping down hopper, wherein: the described top of dropping down hopper forms a material overflow cavity.
in a specific embodiment of the present invention, in the opposite ends of described charge groove, respectively there is a hinged seat, the corresponding both sides of the described bottom of dropping down hopper are respectively hinged by jointed shaft and hinged seat.
in another specific embodiment of the present invention, the length of dropping down one end of hopper described in the first described raw material inlet tube probes into is to adapt with the width that drops down hopper, and the length of described feed nozzle is to adapt with the width that drops down hopper.
in another specific embodiment of the present invention, the shape of cross section of described feed nozzle is the triangle with opening.
in another specific embodiment of the present invention, described drop down hopper and described charge groove perpendicular.
of the present invention, also have in a specific embodiment, described drop down hopper and described charge groove tilts.
more of the present invention and in a specific embodiment, the angle of described inclination is 10-85 °.
for having embodied the task that also has of the present invention, technical scheme provided by the invention is: a kind of using method of device of chemical products moment reaction use, it is the first raw material to be caused to the material overflow cavity at the top of dropping down hopper from material shooting hole under the state of opening the valve on the pipeline of the first raw material inlet tube, the first raw material entering in material overflow cavity overflows to dropping down on hopper from material overflow cavity with liquid film state, meanwhile under the state of the valve on the pipeline of opening the second raw material inlet tube, make the second raw material from feed nozzle spray and in dropping down hopper, first, when contacting with each other, there is moment reaction and fall to charge concentrated flow along dropping down hopper in the second raw material.
technical scheme provided by the invention is owing to having abandoned the reaction vessel in prior art as reactor, thereby can meet first, second raw material and dropping down the requirement that completes moment reaction on hopper each other; Owing to can avoiding successive reaction, thereby can economize in raw materials and ensure the quality of product; Overall structure is simple.There is not harsh operation requirements in the method providing, and can ensure the embodiment of technique effect of the device of chemical products moments reaction use.
Accompanying drawing explanation
fig. 1 is a specific embodiment structure chart of the present invention.
The specific embodiment
for the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present invention and beneficial effect more, applicant elaborates the mode with embodiment below, but to the description of embodiment, be not all the restriction to the present invention program, any according to the present invention design, done only for pro forma but not substantial equivalent transformation all should be considered as technical scheme category of the present invention.
embodiment 1:
ask for an interview Fig. 1, provided the charge groove 1 that geometry is not subject to shape shown restriction, on the wall body facing each other of this charge groove 1 and be positioned at along being respectively fixed with a hinged seat 11.One to drop down the corresponding both sides of bottom of hopper 2 respectively hinged by jointed shaft 22 and hinged seat 11, and be also equipped with a bracket 21 dropping down on hopper 2, and the top of this bracket 21 is connected with the back side of dropping down the top of hopper 2, and bottom is bearing on the terrace of field of employment.Certainly, the aforesaid hopper 2 that drops down also can be referred to as reaction bed.At the top of dropping down hopper 2, form and have a material overflow cavity 23.
one is fixed on and drops down hopper 2 for introducing the first raw material inlet tube 3 of the first raw material, and one end of this first raw material inlet tube 3 is that the left end of current icon location status is corresponding to the top of dropping down hopper 2, this one end adapts with the width that drops down hopper 2, and with high density state, offer material shooting hole 31(and also can claim material spraying hole), the other end of the first raw material inlet tube 3 is that illustrated right-hand member is connected with the first material storaging tank or is connected with the first raw material production process pipeline, and is provided with valve 32.One for causing the second raw material the second raw material inlet tube 4 that drops down hopper 2, and this second raw material inlet tube 4 is equipped with a feed nozzle 41 towards the end, one end of dropping down hopper 2, and this feed nozzle 41 is corresponding with the top of dropping down hopper 2.Wherein, the second raw material inlet tube 4 is connected with the second raw material storage tank or with the second raw material production process pipeline.
preferably, the shape of cross section of feed nozzle 41 is the triangle (△) with narrow shape opening, that is to say that feed nozzle 41 is duckbilled bar shape.
in the present embodiment, drop down the inclination of hopper 2 and 5-15 ° of scope of charge groove 1 formation, the top of dropping down hopper 2 tilts towards the direction of bracket 21, but also can be vertical with charge groove 1 formation by dropping down hopper 2, that is to say that to drop down hopper 2 hinged with plumbness and aforesaid hinged seat 11.The tilt adjustment of dropping down hopper 2 is realized by bracket 21.
applicant it should be noted that: the position of aforesaid first, second raw material inlet tube 3,4 can be exchanged, and the shape of dropping down hopper 2 can also be used tubular body.
the using method of the device of the chemical products moment reaction use of said structure is as follows: in this example, by ammoniacal liquor as the first raw material, by oxirane as the second raw material, under the state of the valve 32 on the pipeline of opening the first raw material inlet tube 3, making the first raw material is that ammoniacal liquor is drawn from material shooting hole 31, enter material overflow cavity 23, the first raw material entering in material overflow cavity 23 is that ammoniacal liquor drop down to dropping down on hopper 2 in falling liquid film mode with liquid film state from material overflow cavity 23, meanwhile under the state of the valve on the pipeline of opening the second raw material inlet tube 4, making the second raw material is that oxirane is from feed nozzle 41 sprays and in being sprayed onto and dropping down hopper 2, first, the second raw material reacted and generates monoethanolamine and flow along dropping down the direction of hopper 2 to charge groove 1 in the moment contacting with each other, until enter in charge groove 1, in this example, first, the second raw material is that the mol ratio of ammoniacal liquor and oxirane is 1: 1, and first, the temperature of the second raw material is 20-30 ℃.
from above-mentioned application examples, device provided by the invention can meet liquid-liquid moment reaction requirement, in addition, although exemplified in example by ammoniacal liquor, react with oxirane moment and generate monoethanolamine, but be not limited only to this, everyly utilize apparatus of the present invention to produce other chemical products with liquid-liquid moment reactive mode all should to be considered as technical scheme category disclosed by the invention.
Claims (6)
1.
a device for chemical products moment reaction use, is characterized in that comprising a charge groove (1), one drops down hopper (2), this drops down hopper (2) and is hinged on described charge groove (1), and be equipped with a bracket (21), the top of this bracket (21) is hinged with the back of dropping down hopper (2), and the lower support of bracket (21) is on the terrace of field of employment, one for causing the first raw material the first raw material inlet tube (3) that drops down hopper (2), one end of this first raw material inlet tube (3) is corresponding to dropping down the top of hopper (2) and offering for the first raw material being fed and dropped down the material shooting hole (31) of hopper (2) with interval state, and the other end is equipped with a valve (32), one for causing the second raw material the second raw material inlet tube (4) that drops down hopper (2), this the second raw material inlet tube (4) is equipped with a feed nozzle (41) towards described one end of dropping down hopper (2), this feed nozzle (41) is corresponding with the described top of dropping down hopper (2), wherein: the described top of dropping down hopper (2) forms a material overflow cavity (23), and it is perpendicular or tilt that this drops down hopper (2) and described charge groove (1), described the first raw material inlet tube (3) probes into one end of dropping down in hopper (2) and is placed on described material overflow cavity (23), feed nozzle (41) on described the second raw material inlet tube (4) is positioned under material overflow cavity (23).
2.
the device of chemical products moment reaction use according to claim 1, it is characterized in that respectively having a hinged seat (11) in the opposite ends of described charge groove (1), the corresponding both sides of the described bottom of dropping down hopper (2) are respectively hinged by jointed shaft (22) and hinged seat (11).
3.
the device of chemical products moment reaction use according to claim 1, the length of dropping down one end of hopper (2) described in the first raw material inlet tube (3) described in it is characterized in that probes into is to adapt with the width that drops down hopper (2), and the length of described feed nozzle (41) is to adapt with the width that drops down hopper (2).
4.
the device of chemical products moment reaction use according to claim 1, is characterized in that the shape of cross section of described feed nozzle (41) is the triangle with opening.
5.
the device of chemical products moment reaction use according to claim 1, the angle that it is characterized in that described inclination is 10-85 °.
6.
a kind of using method of device of chemical products moment reaction use as claimed in claim 1, it is characterized in that it is the first raw material to be caused to the material overflow cavity (23) at the top of dropping down hopper (2) from material shooting hole (31) under the state of opening the valve (32) on the pipeline of the first raw material inlet tube (3), the first raw material entering in material overflow cavity (23) overflows to dropping down on hopper (2) from material overflow cavity (23) with liquid film state, meanwhile under the state of the valve on the pipeline of opening the second raw material inlet tube (4), make the second raw material from feed nozzle (41) spray and in dropping down hopper (2), first, when contacting with each other, there is moment reaction and wander to charge groove (1) along dropping down hopper (2) in the second raw material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210307110.3A CN102836691B (en) | 2012-08-27 | 2012-08-27 | Device for transient reaction of chemical product and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210307110.3A CN102836691B (en) | 2012-08-27 | 2012-08-27 | Device for transient reaction of chemical product and use method thereof |
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| CN102836691A CN102836691A (en) | 2012-12-26 |
| CN102836691B true CN102836691B (en) | 2014-02-26 |
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| CN201210307110.3A Active CN102836691B (en) | 2012-08-27 | 2012-08-27 | Device for transient reaction of chemical product and use method thereof |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4012209A (en) * | 1976-04-05 | 1977-03-15 | The United States Of America As Represented By The United States Energy Research And Development Administration | Liquid film target impingement scrubber |
| JPS6197028A (en) * | 1984-10-18 | 1986-05-15 | Shimadzu Corp | Reaction vessel |
| JPH04246403A (en) * | 1991-01-31 | 1992-09-02 | Nippon Shokubai Co Ltd | Production of highly water-absorptive resin |
| CN2252046Y (en) * | 1996-02-01 | 1997-04-16 | 占小玲 | Device for producing unleaded antiknock agent |
| WO2003086583A1 (en) * | 2002-04-17 | 2003-10-23 | Svensk Rökgasenergi Intressenter Ab | A method and apparatus for separating dust from a moist gas flow |
| CN1644576A (en) * | 2004-04-27 | 2005-07-27 | 抚顺佳化化工有限公司 | Production of triethanolamine products |
| CN101735077A (en) * | 2009-12-11 | 2010-06-16 | 广西壮族自治区化工研究院 | Production method and production equipment for synthesizing ethanolamine by ethylene oxide |
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2012
- 2012-08-27 CN CN201210307110.3A patent/CN102836691B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4012209A (en) * | 1976-04-05 | 1977-03-15 | The United States Of America As Represented By The United States Energy Research And Development Administration | Liquid film target impingement scrubber |
| JPS6197028A (en) * | 1984-10-18 | 1986-05-15 | Shimadzu Corp | Reaction vessel |
| JPH04246403A (en) * | 1991-01-31 | 1992-09-02 | Nippon Shokubai Co Ltd | Production of highly water-absorptive resin |
| CN2252046Y (en) * | 1996-02-01 | 1997-04-16 | 占小玲 | Device for producing unleaded antiknock agent |
| WO2003086583A1 (en) * | 2002-04-17 | 2003-10-23 | Svensk Rökgasenergi Intressenter Ab | A method and apparatus for separating dust from a moist gas flow |
| CN1644576A (en) * | 2004-04-27 | 2005-07-27 | 抚顺佳化化工有限公司 | Production of triethanolamine products |
| CN101735077A (en) * | 2009-12-11 | 2010-06-16 | 广西壮族自治区化工研究院 | Production method and production equipment for synthesizing ethanolamine by ethylene oxide |
Non-Patent Citations (2)
| Title |
|---|
| 冯汝明等.环氧乙烷胺化制乙醇胺.《化学进展》.2009,第21卷(第7/8期),第1636-1643页. |
| 环氧乙烷胺化制乙醇胺;冯汝明等;《化学进展》;20090824;第21卷(第7/8期);第1636-1643页 * |
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| CN102836691A (en) | 2012-12-26 |
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