CN202012732U - Novel anticorrosion vaporization device system used for liquid chlorine vaporization - Google Patents
Novel anticorrosion vaporization device system used for liquid chlorine vaporization Download PDFInfo
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- CN202012732U CN202012732U CN2011200771383U CN201120077138U CN202012732U CN 202012732 U CN202012732 U CN 202012732U CN 2011200771383 U CN2011200771383 U CN 2011200771383U CN 201120077138 U CN201120077138 U CN 201120077138U CN 202012732 U CN202012732 U CN 202012732U
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Abstract
The utility model belongs to the field of equipment for the chemical industry, and relates to a novel anticorrosion vaporization device system used for liquid chlorine vaporization. The system mainly comprises a liquid chlorine steel bottle, a box type tube bank vaporizer, and a chlorine gas buffering tank; the liquid chlorine steel bottle is connected with a liquid chlorine inlet of the box type tube bank vaporizer; a chlorine gas outlet of the box type tube bank vaporizer is connected with a chlorine gas inlet of the chlorine gas inlet of the chlorine gas buffering tank; the box type tube bank vaporizer mainly comprises a box body and a tube bank; the horizontal tube section of the tube bank with a transverse snake-shaped tube structure is positioned inside the box body, and a bent tube section is arranged outside the box body and is welded with the horizontal tube section outside the box body; an electric heating device for heating medium water is arranged in the box body; and a corrosion and scale inhibition agent box is arranged at a water inlet on the box body. The device system not only has strong anticorrosion performance, simple structure, conveniences for operation, safety and reliability, but also can ensure the process production during liquid chlorine vaporization, and meanwhile has the characteristics of good stability, long service life, etc.
Description
Technical field
The utility model belongs to the chemical industry equipment field, is specifically related to a kind of novel liquid chlorine vaporizing with anticorrosion vaporizing unit system.
Background technique
The liquid chlorine vaporization is the primary operation that phosphorus trichloride is produced, and liquid chlorine is low-pressure liquefied property severe toxicity gas, belongs to high-riskization product.The unsafe factor that exists has: employed raw material is industrial table salt and water in the chlor-alkali production, keeps away and unavoidably brings ammonium class material into.When carrying out cell reaction with the refined brine that contains ammonium ion, ammonium ion then with electrolysate chlorine generation chemical reaction, generate agene.When chlorine was liquefied, agene also was liquefied and sneaks in the liquid chlorine.When using chlorine, can store the agene that together liquefies and bring when bottling in the gasifying pot gradually by chlorine gas liquefaction.And the boiling point of agene is than the boiling point of liquid chlorine much higher (agene boiling point＜71 ℃), liquid chlorine boiling point-34.6 ℃).The explosion risk content of agene is 5% in the liquid chlorine.When liquid chlorine in the gasifying pot is constantly vaporized, agene is not then vaporized or is vaporized not exclusively, and in the course of time, agene will enrichment gathers and reaches finite concentration, and under certain condition (as vibration, sunlight, organic substance effect etc.), then may cause the gasifying pot blast.
Liquid chlorine is many, and the vaporization amount of chlorine of steel cylinder self (particularly winter) can not satisfy the production needs sometimes by the discharging of steel cylinder gas phase, often adopts the direct-fired method of steel cylinder, to quicken vaporization.This method might make the liquid chlorine temperature sharply rise, and causes superpressure or safety plug fusing in liquid chlorine cylinder or the knock out drum, causes accident to take place.Also have quite a few enterprise that uses chlorine to adopt steel cylinder liquid phase discharging method.The liquid chlorine that goes out steel cylinder enters is with the gasifying pot of heating resistance collar to vaporize (gasifying pot belongs to third class(grade) pressure vessel), usually logical steam or hot water heating in the chuck.Logical steam can cause the sharply vaporization and wayward of jar interior liquid chlorine; Logical hot water then need increase by a cover hot water circulating device (as hot-water cylinder, hot water pump etc.).And when the evaporating capacity that needs to improve chlorine, can only adopt the parallel connection of a plurality of chlorine bottle, perhaps give the heating of chlorine bottle, as water spray, electric furnace, infrared lamp baking etc., not only expense is high especially, and is absolutely unsafe, sometimes Yin Wendu raises, pressure also rises thereupon, exceeds pipe safety pressure resistance scope, too security incident can take place.
Also there is the box comb vaporizer of employing to vaporize in the existing production, the perforation but existing chlorine liquid carburetor tubulation easily is corroded in use, this generally be by the apparatus processing manufacturing have that defective, steam heating mode make that the corrosivity of water quality variation, water strengthens, oxygen in water causes electrochemical corrosion, discontinuous production to cause reason such as sediments place corrosion to be brought.Can safety and stability guarantee the required chlorine of phosphorus trichloride production when therefore how to guarantee the liquid chlorine vaporization, the gathering of agene in the minimizing system, and guarantee the stable very important of liquid chlorine vaporization equipment.
Summary of the invention
The purpose of this utility model is the above-mentioned deficiency at prior art, provides a kind of novel liquid chlorine vaporizing with anticorrosion vaporizing unit system.This system utilizes electric heating device heating Evaporating Heat Transfer WATER AS FLOW MEDIUM, has avoided in the steam heating process water quality deterioration to WATER AS FLOW MEDIUM in accurate temperature controlling, and has adopted and add pH value and the antiseptic property that corrosion inhibiting and descaling agent improves water in WATER AS FLOW MEDIUM.
The technical solution of the utility model is:
The anticorrosion carburetion system of a kind of novel liquid chlorine vaporizing, this system mainly is made up of liquid chlorine cylinder, box comb vaporizer, Chlorine Buffer Vessel; Liquid chlorine cylinder is connected with the liquid chlorine import of box comb vaporizer, the chlorine outlet of box comb vaporizer is connected with the chlorine inlet of Chlorine Buffer Vessel, box comb vaporizer mainly is made up of casing and comb, laterally the horizontal pipe section of the comb of coiler structure be positioned at casing and bending tube section outside casing, described bending tube section and horizontal pipeline section are in the casing external welding; Wherein: be provided with the electric heating device of heat medium water in described casing, the water inlet on described casing is provided with the corrosion inhibiting and descaling agent charging box.
Described Chlorine Buffer Vessel bottom is provided with sewage draining exit, and its connection mouth adopts the stainless steel ready-packaged joint, so that maintenance.
Described Chlorine Buffer Vessel top is provided with explosion relief valve.
The casing of described box comb vaporizer is provided with thermometer and hygrosensor, and described hygrosensor shows that by the outer temperature of casing regulating system and temperature converter link to each other with electric heating device in the casing.
Also be provided with water level level meter and water intake on the casing, and on water intake, install 200
#Stainless steel filtering net is provided with flow-off on the top of described casing simultaneously, is provided with drain opening in the bottom of described casing.Described drain opening communicates with circulating water pool.
The pipeline of described connection liquid chlorine cylinder and box comb vaporizer is provided with the liquid chlorine flow control valve.
The beneficial effects of the utility model:
This device utilizes electric heating device heating Evaporating Heat Transfer WATER AS FLOW MEDIUM, in accurate temperature controlling, avoided adopting in the process of steam heating WATER AS FLOW MEDIUM water quality deterioration, and adopted and in WATER AS FLOW MEDIUM, add pH value and the antiseptic property that corrosion inhibiting and descaling agent improves water WATER AS FLOW MEDIUM.
Comb in the box comb vaporizer of the utility model envelope does not have weld seam, all adopt the homogeneous tube preparation process, its weld seam design elbow envelope outside, thus can avoid in the prior art comb is dipped in fully weld seam in the hot water because of being heated and the potential safety hazard of inside and outside two sides corrosion generation liquid chlorine leakage.
The utility model adopts the discharging of liquid chlorine cylinder liquid phase, adopt box calandria vaporizer, adopt hot water that the liquid chlorine passage is heated, not only can avoid directly steel cylinder being heated, and greatly degree reduction remaining agene amount in the liquid chlorine passage, the agene that is vaporized liquefies in Chlorine Buffer Vessel, is gathered in the knock out drum bottom.Sewage draining exit is set in the Chlorine Buffer Vessel, is used for regularly discharging the agene raffinate, accumulate, help the continuous production of liquid chlorine vaporization, effectively reduce potential safety hazard to prevent agene.
The beneficial effects of the utility model are: not only antiseptic property is strong, simple in structure, easy operating, safe and reliable; And can ensure that the liquid chlorine vaporization time produces continuously, also have characteristics such as good stability, long service life simultaneously.
Description of drawings
Fig. 1 is the utility model liquid chlorine vaporizing with anticorrosion carburetion system structural representation.
1 is liquid chlorine cylinder among the figure, and 2 is box comb vaporizer, and 2-1 is a casing, 2-2 is a comb, and 3 is Chlorine Buffer Vessel, and 4 is water intake, 5 is drain opening, and 6 is thermometer, and 8 is the water level level meter, 9 is sewage draining exit, and 10 is safety valve, and 11 is on-the-spot pressure gauge, 12 are temperature demonstration regulating system, 13 is the temperature converter, and 14 are pressure-display adjusting alarm system, and 15 is the pressure converter, 16 is the liquid chlorine flow control valve, 17 is flow-off, and 18 is hygrosensor, and 19 is temperature control adjusting valve, 20 is the liquid chlorine safety valve, 21 is electronic scale, and 24 is the corrosion inhibiting and descaling agent charging box, and 27 is electric heating device.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
As shown in Figure 1, this liquid chlorine vaporizing mainly is made up of liquid chlorine cylinder 1, box comb vaporizer 2, Chlorine Buffer Vessel 3 with anticorrosion carburetion system; Liquid chlorine cylinder 1 is connected with the liquid chlorine import of box comb vaporizer 2, the chlorine outlet of box comb vaporizer 2 is connected with the chlorine inlet of Chlorine Buffer Vessel 3, between liquid chlorine cylinder 1 and the box comb vaporizer 2, all link to each other between box comb vaporizer 2 and the Chlorine Buffer Vessel 3 by pipeline, box comb vaporizer 2 mainly is made up of casing 2-1 and comb 2-2, comb 2-2 is horizontal coiler structure, the horizontal pipe section of described comb 2-2 coiler structure is positioned at casing 2-1, and this section comb does not have weld seam, the control of horizontal segment expansion is done, the bending tube section of comb 2-2 coiler structure is outside casing 2-1, and bending tube section and horizontal pipeline section are in casing 2-1 external welding.The elbow of weld seam design outside envelope of comb.Be provided with the electric heating device 27 of heat medium water in casing 2-1, water intake 6 places on described casing 2-1 are provided with corrosion inhibiting and descaling agent charging box 24.
Box comb vaporizer 2 casing 2-1 are provided with thermometer 6 and hygrosensor 18; Hygrosensor 18 shows that by the outer temperature of casing regulating system 12 and temperature converter 13 link to each other with electric heating device 27 in the casing, and then the temperature of the interior hot water of control box is between 55 ℃～58 ℃.
Flow-off 17, box comb vaporizer 2 bottom halves that box comb vaporizer 2 also is provided with water level in a water level level meter 8, water intake 4, the regulating box are provided with drain opening 5.Be used for regularly discharging raffinate, avoid scale buildup.On described water intake, install 200
#Stainless steel filtering net.
In the corrosion inhibiting and descaling agent charging box 24 corrosion inhibiting and descaling agent is housed, regularly or in the definite term, in the heat medium water of casing 2-1, add corrosion inhibiting and descaling agent by water intake 4, with the antiseptic property of lifting means.
The pipeline that connects liquid chlorine cylinder 1 and box comb vaporizer 2 is provided with liquid chlorine flow control valve 16.In order to regulate the flow that liquid chlorine cylinder 1 flows to the liquid chlorine of box comb vaporizer 2.
Box comb vaporizer 2 also is provided with the temperature automatic regulating system, the temperature automatic regulating system mainly by the hygrosensor 18 that is positioned at box comb vaporizer envelope, be positioned at the outer temperature of casing and show that regulating system 12, temperature converter 13 form; Hygrosensor 18 shows that with temperature regulating system 12 links to each other, temperature in the case is sent to temperature shows regulating system 12, when the temperature inside the box is lower than or exceed setting value, temperature shows that regulating system 12 passes to temperature converter 13 with signal, the switch or the size of temperature converter 13 control temperature control adjusting valve 19, and then the operating temperature of control electric heating device 27.
System also can be provided with mainly and be regulated alarm system 14 and be positioned at the pressure alarm regulating system that the liquid chlorine valve 21 on the pipeline that connects liquid chlorine cylinder 1 and box comb vaporizer 2 is formed by pressure converter 15, pressure-display, operating room can give the alarm when Chlorine Buffer Vessel 3 superpressures on the one hand, can be adjusted the flow of the liquid chlorine of steel cylinder on the other hand according to back system process needs voluntarily by the pressure feedback on the knock out drum.Pressure converter 15 1 ends link to each other with Chlorine Buffer Vessel 3, the pressure signal of gathering Chlorine Buffer Vessel 3 is sent to pressure-display regulates alarm system 14, when Chlorine Buffer Vessel 3 superpressures, pressure-display regulates alarm system 14 warnings and control liquid chlorine safety valve 20 cuts out.
In the system on equipment and the pipeline all pressure gauge, thermometer, safety valves all adopt isolated.In case the corrosion of chlorine and cause metering inaccurate.
Described liquid chlorine cylinder 1 externally connects the copper tube that adopts through annealing in process, and can use after pressure test is qualified.The vaporizer that is adopted, pipeline, knock out drum etc. should meet the requirement of " safe technology of pressure vessel supervision rules ".
Other undeclared parts that the utility model relates to are same as the prior art.
Claims (6)
1. a novel liquid chlorine vaporizing is with anticorrosion vaporizing unit system, and this system mainly is made up of liquid chlorine cylinder (1), box comb vaporizer (2), Chlorine Buffer Vessel (3); Liquid chlorine cylinder (1) is connected with the liquid chlorine import of box comb vaporizer (2), the chlorine outlet of box comb vaporizer (2) is connected with the chlorine inlet of Chlorine Buffer Vessel (3), box comb vaporizer (2) mainly is made up of casing (2-1) and comb (2-2), laterally the horizontal pipe section of the comb (2-2) of coiler structure be positioned at casing (2-1) and bending tube section outside casing (2-1), described bending tube section and horizontal pipeline section are in casing (2-1) external welding; It is characterized in that: be provided with the electric heating device (27) of heat medium water in described casing (2-1), the water intake (6) on described casing (2-1) locates to be provided with corrosion inhibiting and descaling agent charging box (24).
2. novel liquid chlorine vaporizing according to claim 1 is with anticorrosion vaporizing unit system, and it is characterized in that: described Chlorine Buffer Vessel (3) bottom is provided with sewage draining exit (9); The connection mouth of described sewage draining exit adopts the stainless steel ready-packaged joint.
3. novel liquid chlorine vaporizing according to claim 1 is with anticorrosion vaporizing unit system, and it is characterized in that: described Chlorine Buffer Vessel (3) top is provided with safety valve (10).
4. novel liquid chlorine vaporizing according to claim 1 is with anticorrosion vaporizing unit system, it is characterized in that: the casing (2-1) of described box comb vaporizer (2) is provided with thermometer (6) and hygrosensor (18), and described hygrosensor (18) shows that by the outer temperature of casing regulating system (12) links to each other with the interior described electric heating device (27) of temperature converter (13) and casing.
5. novel liquid chlorine vaporizing according to claim 1 is characterized in that: also be provided with water level level meter (8) and water intake (4) on the described casing (2-1), and install 200 on described water intake with anticorrosion vaporizing unit system
#Stainless steel filtering net; Be provided with flow-off (17) on the top of described casing (2-1), be provided with drain opening (5) in the bottom of described casing (2-1).
6. novel liquid chlorine vaporizing according to claim 1 is with anticorrosion vaporizing unit system, and it is characterized in that: described connection liquid chlorine cylinder (1) is provided with liquid chlorine flow control valve (16) with the pipeline of box comb vaporizer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200771383U CN202012732U (en) | 2011-03-22 | 2011-03-22 | Novel anticorrosion vaporization device system used for liquid chlorine vaporization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200771383U CN202012732U (en) | 2011-03-22 | 2011-03-22 | Novel anticorrosion vaporization device system used for liquid chlorine vaporization |
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| Publication Number | Publication Date |
|---|---|
| CN202012732U true CN202012732U (en) | 2011-10-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200771383U Expired - Fee Related CN202012732U (en) | 2011-03-22 | 2011-03-22 | Novel anticorrosion vaporization device system used for liquid chlorine vaporization |
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| CN (1) | CN202012732U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696701A (en) * | 2013-12-04 | 2015-06-10 | 陈小磊 | Liquid vaporization apparatus |
| CN108050382A (en) * | 2017-12-05 | 2018-05-18 | 宜宾海丰和锐有限公司 | A kind of liquid chlorine vaporization system |
-
2011
- 2011-03-22 CN CN2011200771383U patent/CN202012732U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104696701A (en) * | 2013-12-04 | 2015-06-10 | 陈小磊 | Liquid vaporization apparatus |
| CN104696701B (en) * | 2013-12-04 | 2017-02-01 | 陈小磊 | Liquid vaporization apparatus |
| CN108050382A (en) * | 2017-12-05 | 2018-05-18 | 宜宾海丰和锐有限公司 | A kind of liquid chlorine vaporization system |
| CN108050382B (en) * | 2017-12-05 | 2024-06-04 | 宜宾海丰和锐有限公司 | Liquid chlorine vaporization system |
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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 |
Granted publication date: 20111019 Termination date: 20150322 |
|
| EXPY | Termination of patent right or utility model |