CN201684601U - Rectifying type photochlorination reaction unit - Google Patents
Rectifying type photochlorination reaction unit Download PDFInfo
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- CN201684601U CN201684601U CN2009203501868U CN200920350186U CN201684601U CN 201684601 U CN201684601 U CN 201684601U CN 2009203501868 U CN2009203501868 U CN 2009203501868U CN 200920350186 U CN200920350186 U CN 200920350186U CN 201684601 U CN201684601 U CN 201684601U
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- tower
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- tower head
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- light source
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Abstract
The utility model discloses a rectifying type photochlorination reaction unit which mainly includes a distilling still, a rectifying tower column, a rectifying tower head and a light source; chlorine, inert gases and liquid materials respectively enter a tower kettle from the gas inlet and the liquid inlet of the tower kettle; a liquid product and tail gases flow out from the outlet of the tower head, which can realize continuous production; the tower column and the tower head are manufactured by quartz glass; the light source is arranged outside the tower column, which is convenient for maintaining. The rectifying tower head is provided with a condenser and an electromagnetic valve; and the rectifying tower is controlled to switch between the two states including total reflux and product taking through the electromagnetic valve, which guarantees the staying time of the liquid materials, thereby realizing the purpose of controlled product quality. The rectifying type photochlorination reaction unit is used for producing high-purity silicon tetrachloride, can control the materials to implement dynamic photochemical action under the situation of coexistence between the two phases including gas and liquid to improve the photochemical action efficiency, can realize continuous production by controlling the entry-exit speed of materials and products, which saves the production time, can control the time of the total reflux simultaneously, combines online sampling function, and takes products after the material quality is qualified.
Description
Technical field
The utility model relates to a kind of photochlorination apparatus, particularly rectifying formula photochlorination apparatus.
Background technology
Existing photochlorination apparatus roughly can be divided into three kinds, first kind is still formula photochlorination apparatus, built-in light-source is in still, for fast reaction speed, in the still reaction device that has agitator has been installed, this structure is having relatively high expectations to agitator often, the use that also has the pattern of outer circulation, reaction liquid is guided in the external circulating device, but is only depended on self power to be difficult to realize circulation, if adopt the pump circulation, so to the requirement of pump again than higher, in addition, also there is following problem in still formula photochlorination apparatus: dirt is often arranged on the lampshade of built-in light source, optical chlorinating reaction efficient is reduced, and safeguard relatively difficulty; Reaction heat is difficult to discharge, and causes side reaction to increase; Second kind of photochlorination apparatus is tower photochlorination apparatus, they adopt steel shell mostly, resistant materials such as liner tetrafluoro, light source is external, and in liquid material flowed into tower from cat head, chlorine entered in the tower at the bottom of by tower, gas-liquid two-phase contacts on column plate or baffle plate, make material generation optical chlorinating reaction by outer heater of tower and light source, the too small problem of the reaction unit ubiquity time of staying of this structure, photochemical reaction is insufficient; The third photochlorination apparatus is the tubular type photochlorination apparatus, and this device is equivalent to tower photochlorination apparatus horizontal positioned, though the time of staying increases to some extent, but controls than difficult for the flow regime of material.And, more than three kinds of photochlorination apparatus all have following problem: 1, material can only be that single-phase form exists; 2, be intermittent reaction, can not realize continuous production; 3, product quality can not On-line Control.
Summary of the invention
The purpose of this utility model is in order to solve the deficiency of above-mentioned technology, quartz glass system rectifying tower body is combined with photo-chlorination device, realize effects such as material full contact, the time of staying are controlled, On-line Product sampling, production continuously, two phase reaction, had the effect of rectification and purification simultaneously concurrently.
In order to achieve the above object, the utility model is by the following technical solutions:
Light chlorination rectifying column comprises: distillation still, king-post, tower head and light source, the rectifying king-post outside is equipped with light source, inert gas air inlet, chlorine air inlet, liquid inlet and higher boiling outlet are arranged on the distillation still), tower head is installed the magnetic valve 20 of the outflow of control gas-liquid.
Mainly comprise distillation still, rectifying tower body and light source, be connected with chlorine inlet, inert gas entrance and liquid material inlet on the distillation still, wherein, the chlorine inlet leads at the bottom of the still.Gas and liquid are controlled flow velocity by flowmeter.The distillation still heating part is made up of electrically heated rod, conduction oil and distillation still chuck, heating rod is earlier with the heat-conducting oil heating in the distillation still chuck, heat conduction by conduction oil makes temperature in the kettle raise, in the conduction oil and in the still temperature sensing device is housed respectively, is used for measuring and controlling oily gentle still temperature.Pressure-display device also is housed on the tower still, is used for the pressure of monitoring system.What link to each other with the tower still is the rectifying king-post, adopt the plate distillation column king-post, the material of king-post is a quartz glass, light source is installed in the outside, middle part at king-post, light source is a high-voltage ultraviolet mercury lamp, and lampshade is installed in the light source outside, avoids light that human body is damaged, adjustable fan is installed in the lampshade below, adjusts temperature in the lampshade by adjusting rotation speed of the fan.Rectifying king-post top is connected with distillation tower head, and tower head is equipped with condenser, and condenser comprises coiled structure that tower head is interior and jacket structured, has guaranteed the condensation effect of tower head, temperature sensing device all is housed on king-post and the tower head surveys
Amount temperature, simultaneously, magnetic valve is housed on the tower head, can control system in infinite reflux with get between the product and change, and can control the speed of getting product by reflux ratio, realized the purpose of controllable product quality, electromagnetic valve outlet connects a condenser pipe, and product is further cooled off, the condenser pipe end connects gas-liquid allotter, the gas piping of gas-liquid allotter is connected with the tail gas absorption system, can control system operate under negative pressure by this pipeline, and its liquid line is connected with online sample tap with the product bottle.The higher boiling that has bottom at the tower still exports.
The utility model has the advantages that: be used to produce highly purified silicon tetrachloride, obvious for the main hydrogen containing foreign trichlorosilane effect of removing in the silicon tetrachloride, the content of trichlorosilane is reduced to below the 1ppm.
Description of drawings
Fig. 1 is an overall construction drawing of the present utility model.
Fig. 2 is the schematic diagram of light source in the utility model.
Fig. 3 is the schematic diagram of magnetic valve in the utility model.
Number in the figure is described as follows: the 1-distillation still; The 2-light source; 3 king-posts; The 4-tower head; 5-inert gas air inlet; 6-chlorine air inlet; The 7-fan; The 8-lampshade; 9,10,13 is temperature sensing device; The 11-cooling water inlet; The 12-coolant outlet; 14-liquid material inlet; The 15-pressure display unit; The 16-products export; The 17-gas-liquid allotter; The outlet of 18-tail gas; The 19-condenser pipe; The 20-magnetic valve; The 21-heating rod; The outlet of 22-higher boiling; The 23-air vent; The 24-magnetic pendulum; The 25-rotating shaft; The 26-liquid sealing pipe; The 27-electromagnet.
The specific embodiment
The utility model is further described in conjunction with example below by accompanying drawing.
Structure of the present utility model comprises distillation still, king-post, tower head and light source as shown in Figure 1, and described king-post and tower head adopting quartz glass are made, and is the multi-deck screen plate structure in the king-post; Inert gas entrance 5, chlorine inlet 6 and liquid material inlet 14 are arranged on the distillation still, distillation still is by heating rod 21 and pass through heat-conducting oil heating, the distillation still top is connected to be king-post, the king-post top is connected to be tower head, form is a plate distillation column, tower head (4) is equipped with temperature sensing device (10), and tower head has condenser on (4), and condenser is made up of the chuck and the coolant outlet (12) in cooling water inlet (11), tower head inner coil pipe, the tower head outside; Tower head (4) liquid outlet is connected with magnetic valve (20), and magnetic valve (20) outlet is connected with condenser pipe (19), and the end of condenser pipe (19) connects gas-liquid allotter (17); The products export (16) of gas-liquid allotter (17) connects product bottle and online sample connection, and tail gas outlet (18) connects device for absorbing tail gas.
In tower head, king-post and the distillation still still temperature sensing device is arranged all, pressure-display device 15 is arranged on the tower still, light source is installed in the king-post outside, and the tower head outlet is connected to magnetic valve 20, and liquid outlet 22 is arranged at tower still bottom.
Described light source 2 is a high-voltage ultraviolet mercury lamp, and light source has lampshade 8 outward, and lampshade 8 upper and lower sides all have air vent 23, and the lower port place is equipped with controlled fan 7, and temperature sensing device 9 is installed between king-post 3 and the light source 2, is close to the king-post outer wall.
By liquid material inlet 14 silicon tetrachloride is pressed in the still; feed a certain amount of inert gas as protective gas; be warming up to the material infinite reflux; feed chlorine; and open light source 2 simultaneously, under illumination condition, after infinite reflux a period of time, detect by products export 16 samplings; open magnetic valve 20 after qualified, regulate reflux ratio and get product.Be pressed into liquid charging stock by liquid material charging aperture 14 in distillation still 1 simultaneously, flow velocity is realized producing continuously with to get product speed identical.
Claims (7)
1. rectifying formula photochlorination apparatus, it is characterized in that: it comprises: distillation still (1), king-post (3), tower head (4) and light source (2), rectifying king-post (3) outside is equipped with light source (2), inert gas air inlet (5), chlorine air inlet (6), liquid inlet (14) and higher boiling outlet (22) are arranged on the distillation still, and tower head is installed the magnetic valve (20) of the outflow of control gas-liquid.
2. rectifying formula photochlorination apparatus according to claim 1 is characterized in that: described king-post and tower head adopting quartz glass are made, and are the multi-deck screen plate structure in the king-post.
3. rectifying formula photochlorination apparatus according to claim 1 and 2, it is characterized in that: material is heated by conduction oil in the chuck in the described distillation still, insert heating rod (21) in the conduction oil, temperature sensing device (13) is housed in the tower still, and the distillation still top is equipped with pressure-display device (15).
4. rectifying formula photochlorination apparatus according to claim 1 and 2, it is characterized in that: described light source (2) is a high-voltage ultraviolet mercury lamp, light source has lampshade (8) outward, lampshade (8) upper and lower side all has air vent (23), the lower port place is equipped with controlled fan (7), temperature sensing device (9) is installed between king-post (3) and the light source (2), is close to the king-post outer wall.
5. claim 1 or 2 described rectifying formula photochlorination apparatus, it is characterized in that: tower head (4) is equipped with temperature sensing device (10), tower head has condenser on (4), and condenser is made up of the chuck and the coolant outlet (12) in cooling water inlet (11), tower head inner coil pipe, the tower head outside.
6. rectifying formula photochlorination apparatus according to claim 5 is characterized in that: tower head (4) liquid outlet is connected with magnetic valve (20), and magnetic valve (20) outlet is connected with condenser pipe (19), and the end of condenser pipe (19) connects gas-liquid allotter (17).
7. rectifying formula photochlorination apparatus according to claim 6 is characterized in that: the products export (16) of gas-liquid allotter (17) connects product bottle and online sample connection, and tail gas outlet (18) connects device for absorbing tail gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203501868U CN201684601U (en) | 2009-12-28 | 2009-12-28 | Rectifying type photochlorination reaction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203501868U CN201684601U (en) | 2009-12-28 | 2009-12-28 | Rectifying type photochlorination reaction unit |
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| Publication Number | Publication Date |
|---|---|
| CN201684601U true CN201684601U (en) | 2010-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203501868U Expired - Lifetime CN201684601U (en) | 2009-12-28 | 2009-12-28 | Rectifying type photochlorination reaction unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201684601U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102107132A (en) * | 2009-12-28 | 2011-06-29 | 北京有色金属研究总院 | Rectifying photochlorination device |
| CN104058407A (en) * | 2014-06-26 | 2014-09-24 | 中国恩菲工程技术有限公司 | Silicon tetrachloride purification system |
-
2009
- 2009-12-28 CN CN2009203501868U patent/CN201684601U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102107132A (en) * | 2009-12-28 | 2011-06-29 | 北京有色金属研究总院 | Rectifying photochlorination device |
| CN104058407A (en) * | 2014-06-26 | 2014-09-24 | 中国恩菲工程技术有限公司 | Silicon tetrachloride purification system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: BEIJING GUOJING INFRARED OPTICAL TECHNOLOGY CO., LTD. Effective date: 20130819 Owner name: BEIJING GUOJING INFRARED OPTICAL TECHNOLOGY CO., L Free format text: FORMER OWNER: BEIJING CENTRAL INST.OF THE NONFERROUS METAL Effective date: 20130819 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130819 Address after: 100088, 2, Xinjie street, Beijing Patentee after: Beijing Guojing Infrared Optical Technology Co., Ltd. Address before: 100088, 2, Xinjie street, Beijing Patentee before: General Research Institute for Nonferrous Metals Patentee before: Beijing Guojing Infrared Optical Technology Co., Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20151203 Address after: Langfang City, Hebei Province, Sanhe Yanjiao 065201 Star Village South Patentee after: GRINM GUOJING ADVANCED MATERIALS CO., LTD. Address before: 100088, 2, Xinjie street, Beijing Patentee before: Beijing Guojing Infrared Optical Technology Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 065201 Langfang city of Hebei province Sanhe Yanjiao Hing Village South Patentee after: GRINM GUOJING ADVANCED MATERIALS CO., LTD. Address before: Langfang City, Hebei Province, Sanhe Yanjiao 065201 Star Village South Patentee before: GRINM GUOJING ADVANCED MATERIALS CO., LTD. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20101229 |
|
| CX01 | Expiry of patent term |