CN2581062Y - Still-type external circulation light chloride reactor - Google Patents
Still-type external circulation light chloride reactor Download PDFInfo
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- CN2581062Y CN2581062Y CN 02280226 CN02280226U CN2581062Y CN 2581062 Y CN2581062 Y CN 2581062Y CN 02280226 CN02280226 CN 02280226 CN 02280226 U CN02280226 U CN 02280226U CN 2581062 Y CN2581062 Y CN 2581062Y
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Abstract
The utility model discloses a kettle type outer circulation light chloride reaction device, which mainly comprises a main reaction kettle and a light source, wherein, the main reaction kettle is connected with a secondary reaction kettle. The feed port of the main reaction kettle is communicated with the discharge port of the secondary reaction kettle, an outer circulating unit mainly composed of an outer circulating pipeline and a power pump is arranged on the main reaction kettle, the power pump is arranged on the outer circulating pipeline, and the light source is arranged in a kettle of the main reaction kettle. The kettle type outer circulating light chloride reaction device can effectively increase the reaction speed, the reaction effect is more complete, and the reaction time is shortened furthermore. The amount of tail gas is reduced, and the influence to the environment is small. The utilization ratio of chlorine gas reaches to more than 99 perc ent, and thereby, the cost is reduced. The utility model can be used for the light chlorination reaction of chloroparaffin 52, the reaction time can be shortened form the past of 30 hours to 8-10 hours, and the color of products mostly achieves super level.
Description
Technical field
The utility model relates to a kind of photochlorination apparatus, particularly still formula outer circulation photochlorination apparatus.
Background technology
Existing photo-chlorination device majority is by reactor, light source, and heat exchanger and agitator are formed.Outside single reactor, the initiation reaction of external lighting type light source is set, temperature is controlled by the interior coil heat exchanger of establishing, and utilizes the agitator fast reaction speed.There are shortcomings such as reaction speed is slow, efficient is low, cost height in this device.
At application number is 96201994.1 Chinese patent: in " outer circulation optical chlorinating reaction device ", introduced a kind of outer circulation type structure, promptly establish an outer circulating tube in order to reflux in main reactor one side of tubular, and photophore and heater are set in the outside of reactor, import and export in conjunction with raw material again and constitute outer circulation optical chlorinating reaction device.Its advantage is to adopt the outer circulation structure, and it is convenient to make, install, overhaul, and increases heating surface (area) (HS and illuminating area simultaneously.But this device still exists, and chlorine utilization is low, cost is high, pollute than important disadvantages.
The utility model content
The purpose of this utility model is in order to solve the deficiency of above-mentioned technology, a kind of effective raising reaction speed is provided, reduces cost, improve the still formula outer circulation photochlorination apparatus of environment.
In order to achieve the above object, the still formula outer circulation photochlorination apparatus that the utility model is designed, mainly comprise main reaction still, light source, on the main reaction still, be connected with the secondary response still, discharging opening on charging aperture on the main reaction still and the secondary response still is communicated with, be provided with the outer circulation unit of mainly being made up of external circulation line and kinetic pump on the main reaction still, kinetic pump is located on the external circulation line, and light source is located in the still of main reaction still.Light source can adopt uviol lamp, fluorescent lamp etc.In order to control the temperature of reaction system better, heat exchanger can be established in above-mentioned outer circulation unit, and heat exchanger is located on the external circulation line.The medium of heat exchanger can adopt air, recirculated water, chilled brine, hot water, steam etc.In order to make the intact material of unreacted can further obtain recycling, between main reaction still and secondary response still, establish reflux condenser, the inlet of reflux condenser is communicated with backflow interface on the main reaction still, and the outlet of reflux condenser feeds the still inner bottom part of secondary response still.Heat exchanger and reflux condenser can adopt graphite block cellular type, graphite shell and tube, enamel shell and tube etc.For material is fully contacted, make chlorine reaction complete, also can be provided with the outer circulation unit that mainly composes in series on the secondary response still by kinetic pump, external circulation line and heat exchanger.In order to reduce pollution, and make full use of tail gas, hydrogen chloride double tower spray absorption plant also can be installed on the secondary response still, the secondary response still is communicated with double tower spray absorption plant, recycling for the intact material of unreacted in the secondary response still also can further be obtained, be connected with reflux condenser between secondary response still and double tower spray equipment.
The still formula outer circulation photochlorination apparatus that the utility model obtains, on reactor, be connected with the secondary response still, be communicated with reflux condenser between secondary response still and the reactor, make in the main reaction still not the chlorine of complete reaction can enter the secondary response still and continue reaction, compare with the technical scheme of single reactor, chlorine reaction is complete, has reduced the tail gas amount, and environment is improved.Built-in light source is compared with the external light source, can reduce the loss of light intensity, improves reaction speed effectively.Be provided with the outer circulation unit on the main reaction still He on the secondary response still, the reaction mass kinetic pump effect in the cycling element is outside forced down to circulate, and contact area is big between the material, compares with reflux type, not only reaction is more complete, and the reaction time also further shortens.Device for absorbing tail gas adopts hydrogen chloride double tower spray to absorb the device of system by-product hydrochloric acid, and the tail gas amount is reduced, and is little to ambient influnence.Chlorine utilization reaches more than 99% in the utility model, has reduced cost thus, has greatly improved environment.The utility model is used for the optical chlorinating reaction of chlorinated paraffin-52, shortens to 8-10 hour in 30 hours of time from the past, and product color reaches the top grade product mostly.The utility model is used for the optical chlorinating reaction of two trichloromethyl carbonates, and the time shortens to present 15 hours by 48 hours of documents and materials introduction, and course of reaction is controlled easily, and effect is obvious.
Description of drawings
Number in the figure is described as follows: 1-main reaction still, the 2-heat exchanger, the 3-light source, the 4-chlorination tube, the 5-kinetic pump, the 6-reflux condenser, 7-secondary response still, the 8-light source, the 9-heat exchanger, the 10-kinetic pump, the 11-reflux condenser, the 12-charging aperture, the 13-discharging opening, the 14-loop exit, the 15-loop head, 16-backflow interface, the 17-chlorination tube, the 18-loop head, the 19-reflux inlet, 20-double tower spray absorption plant, the 21-external circulation line, 22-outer circulation unit, the 23-external circulation line, 24-outer circulation unit.
In conjunction with the embodiments the utility model is further described below by accompanying drawing.
As shown in Figure 1, the still formula outer circulation photochlorination apparatus that present embodiment is described is made up of main reaction still 1 and secondary response still 7, the discharging opening 13 that the charging aperture 12 on the main reaction still 1 is communicated with on the secondary response still.Light source 3 is installed in main reaction still 1, light source 8 is installed in the secondary response still 7, light source 3 and light source 8 adopt uviol lamp.Be provided with outer circulation unit 22 outside the main reaction still 1, cycling element 22 is made up of external circulation line 21 and kinetic pump 5 in addition.
Add raw material to main reaction still 1 and secondary response still 7, under light source 3 in main reaction still 1 and light source 8 illumination in the secondary response still 7 cause, feed chlorine to main reaction still 1, and material is derived still by outer circulation unit 22 force outer circulation outward, carry out heat exchange.Unreacted chlorine completely enters reactor 7 and carries out secondary response.
As shown in Figure 2, the still formula outer circulation photochlorination apparatus that present embodiment is described is equipped with light source 3 in main reaction still 1, light source 8 is installed in the secondary response still 7, and light source 3 and light source 8 adopt fluorescent lamp.The main reaction still 1 outer outer circulation unit 22 that is provided with is made up of external circulation line 21, kinetic pump 5 and heat exchanger 2.Heat exchanger 2 is selected graphite block cellular type heat exchanger, and is serially connected on the external circulation line 21.
Temperature of charge in the main reaction still 1 is by 2 controls of the heat exchanger in reacting kettle jacketing temperature and the outer circulation unit 22.
As shown in Figure 3, the still formula outer circulation photochlorination apparatus that present embodiment is described, be provided with graphite block cellular type reflux condenser 6 between main reaction still 1 and the secondary response still 7, the inlet 27 of reflux condenser 6 is communicated with backflow interface 16 on the main reaction still 1, and the outlet 28 of reflux condenser 6 feeds the still inner bottom part of secondary response stills 7.
In the main reaction still 1 unreacted completely material after reflux condenser 6 condensations, can get back to main reaction still 1 and continue reaction.
As shown in Figure 4, the still formula outer circulation photochlorination apparatus that present embodiment is described, secondary response still 7 is provided with the outer circulation unit 24 that is mainly composed in series by kinetic pump 10, external circulation line 23 and graphite tubular heat exchanger 9.
Temperature of charge in the secondary response still 7 is controlled by the heat exchanger 9 in reacting kettle jacketing temperature and the outer circulation unit 24.
As shown in Figure 5, the still formula outer circulation photochlorination apparatus that present embodiment is described, secondly reactor 7 is communicated with double tower spray absorption plant 20, and secondary response still 7 is connected enamel shell and tube reflux condenser 11 with 20 of absorption plants of double tower spray.
In the secondary response still 7 unreacted completely gaseous phase materials after reflux condenser 11 condensations, get back in the secondary response still 7 and further to participate in reaction, tail gas enters double tower spray absorption plant 20, absorbs to make byproduct hydrochloric acid.Material in the secondary response still 7 is put into main reaction still 1 by valve, and secondary response still 7 replenishes raw material again, repeats the realization response process like this.
Claims (9)
1. still formula outer circulation photochlorination apparatus, comprise main reaction still (1), light source (3), it is characterized in that on main reaction still (1), being connected with secondary response still (7), charging aperture (12) on the main reaction still (1) and the discharging opening (13) on the secondary response still (7) are communicated with, on main reaction still (1), be provided with the outer circulation unit of mainly forming (22) by external circulation line (21) and kinetic pump (5), kinetic pump (5) is located on the external circulation line (21), and light source (3) is located in the still of main reaction still (1).
2. still formula outer circulation photochlorination apparatus according to claim 1 is characterized in that described outer circulation unit (22) also comprises heat exchanger (2), and heat exchanger (2) is located on the external circulation line (21).
3. still formula outer circulation photochlorination apparatus according to claim 1 and 2, it is characterized in that between main reaction still (1) and secondary response still (7), being provided with reflux condenser (6), the inlet (27) of reflux condenser (6) is communicated with backflow interface (16) on the main reaction still (1), and the outlet (28) of reflux condenser (6) feeds the still inner bottom part of secondary response still (7).
4. still formula outer circulation photochlorination apparatus according to claim 1 and 2 is characterized in that secondary response still (7) is provided with the outer circulation unit (24) that is mainly composed in series by kinetic pump (10), external circulation line (23) and heat exchanger (9).
5. still formula outer circulation photochlorination apparatus according to claim 3 is characterized in that secondary response still (7) is provided with the outer circulation unit (24) that is mainly composed in series by kinetic pump (10), external circulation line (23) and heat exchanger (9).
6. still formula outer circulation photochlorination apparatus according to claim 1 and 2 is characterized in that secondary response still (7) is communicated with double tower spray absorption plant (20), is connected with reflux condenser (11) between secondary response still (7) and double tower spray absorption plant (20).
7. still formula outer circulation photochlorination apparatus according to claim 3 is characterized in that secondary response still (7) is communicated with double tower spray absorption plant (20), is connected with reflux condenser (11) between secondary response still (7) and double tower spray absorption plant (20).
8. still formula outer circulation photochlorination apparatus according to claim 4 is characterized in that secondary response still (7) is communicated with double tower spray absorption plant (20), is connected with reflux condenser (11) between secondary response still (7) and double tower spray absorption plant (20).
9. still formula outer circulation photochlorination apparatus according to claim 5 is characterized in that secondary response still (7) is communicated with double tower spray absorption plant (20), is connected with reflux condenser (11) between secondary response still (7) and double tower spray absorption plant (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02280226 CN2581062Y (en) | 2002-12-05 | 2002-12-05 | Still-type external circulation light chloride reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02280226 CN2581062Y (en) | 2002-12-05 | 2002-12-05 | Still-type external circulation light chloride reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2581062Y true CN2581062Y (en) | 2003-10-22 |
Family
ID=33743039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02280226 Expired - Fee Related CN2581062Y (en) | 2002-12-05 | 2002-12-05 | Still-type external circulation light chloride reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2581062Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102895932A (en) * | 2012-10-17 | 2013-01-30 | 联化科技股份有限公司 | Device for photo-catalytic bromination reaction |
| CN103450942A (en) * | 2013-08-21 | 2013-12-18 | 中建安装工程有限公司 | Device and method for continuously producing chlorinated paraffin-52 |
| CN105154136A (en) * | 2015-07-14 | 2015-12-16 | 马春磊 | Production method and equipment for chlorinated paraffin |
-
2002
- 2002-12-05 CN CN 02280226 patent/CN2581062Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102895932A (en) * | 2012-10-17 | 2013-01-30 | 联化科技股份有限公司 | Device for photo-catalytic bromination reaction |
| CN103450942A (en) * | 2013-08-21 | 2013-12-18 | 中建安装工程有限公司 | Device and method for continuously producing chlorinated paraffin-52 |
| CN103450942B (en) * | 2013-08-21 | 2016-01-13 | 中建安装工程有限公司 | A kind of device and method of continuous seepage chlorinated paraffin-52 |
| CN105154136A (en) * | 2015-07-14 | 2015-12-16 | 马春磊 | Production method and equipment for chlorinated paraffin |
| CN105154136B (en) * | 2015-07-14 | 2017-09-05 | 马春磊 | The production technology and equipment of a kind of chlorinated paraffin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |