CN201752589U - Dechlorination tower - Google Patents
Dechlorination tower Download PDFInfo
- Publication number
- CN201752589U CN201752589U CN2010202785579U CN201020278557U CN201752589U CN 201752589 U CN201752589 U CN 201752589U CN 2010202785579 U CN2010202785579 U CN 2010202785579U CN 201020278557 U CN201020278557 U CN 201020278557U CN 201752589 U CN201752589 U CN 201752589U
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- dechlorinator
- tower body
- chlorine
- flange
- chlorine water
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Abstract
The utility model relates to a dechlorination tower, which is characterized in that the dechlorination tower comprises a vacuum-process dechlorination tower section, an air-purge dechlorination tower section, a chlorine water injection device, a grate, packing materials, a flange partition, an overflow weir, an overflow weir cover, a draining pipe and chlorine water distributors, wherein the vacuum-process dechlorination tower section and the air-purge dechlorination tower section are connected via a flange, the chlorine water injection device penetrates through the upper portion of the vacuum-process dechlorination tower section, the grate and the packing materials are arranged on the lower portion of the air-purge dechlorination tower section, the flange partition is disposed between the two tower sections, and the overflow weir is arranged on the flange partition. The dechlorination tower adopts combination principle of the vacuum process and the air purge process and realizes two-stage dechlorination to chlorine water, thereby guaranteeing better dechlorination effect. In addition, the dechlorination tower has both advantages of vacuum dechlorination and air-purge dechlorination, can effectively remove free chlorine in chlorine water and reduce environmental pollution caused by chlorine water emission, and is simple in structure and convenient for operation.
Description
Technical field
A kind of dechlorinator relates in the chlor-alkali production process, and chlor-alkali system weak brine, chlorine water be the dechlorinator that combines with the air scavenging dechlorination of the vacuum dechlorination of deviating from of free chlorine wherein, also is applicable to the process of deviating from of free gas in other liquid.
Background technology
In chlor-alkali production, the wet chlorine that electrowinning process comes out can produce a large amount of chlorine waters after entering the cooling of chlorine treatment operation, has dissolved a large amount of saturated free chlorines in this part chlorine water.Mainly in the present domestic chlor-alkali system adopt traditional vacuum dechlorination method or air scavenging method to carry out dechlorination, the cardinal principle of two kinds of methods is to carry out dechlorination by having reduced chlorine water surface chlorine dividing potential drop.The vacuum dechlorination method mainly is to carry out in the middle of void tower, makes the chlorine water of higher temperature be in fluidized state under vacuum, produces steam, utilizes the bubble that generates to take away chlorine, be characterized in the purity of chlorine gas feeding height, but extrusion rate is low; The air scavenging method mainly is to carry out in packed tower, and air pressurized is fed in the dechlorinator, contacts dechlorination at the filling surface air with chlorine water, is characterized in that purity of chlorine gas feeding is low, and extrusion rate is low.
Summary of the invention
The utility model purpose is the deficiency that exists at above-mentioned prior art, a kind of vacuum dechlorination and air scavenging dechlorination advantage of having concurrently is provided, can effectively can remove the free chlorine in the chlorine water, reduce to efflux chlorine water and cause environmental pollution, simple in structure, the dechlorinator being convenient to operate.
The purpose of this utility model realizes in the following manner.
A kind of dechlorinator is characterized in that its dechlorinator's structure comprises:
Vacuum method dechlorinator section tower body-this vacuum method dechlorinator section is that the bottom is that the taper of contracting of uncovered, top has the vertical tubular tower body of chlorine outlet, is provided with the chlorine water import of flange sealing on the tower body upper portion side wall; The tower body lower end has outward flange;
Air scavenging method dechlorinator section tower body-this air scavenging method dechlorinator section tower body is that top is that the taper of contracting of uncovered, bottom has the vertical tubular tower body of chlorine water discharging hole, is provided with the replenish air mouth on the tower body lower sides; On the tower body upper portion side wall, be provided with the chlorine outlet; The tower body upper end has outward flange; Cooperate connection with outward flange under the vacuum method dechlorinator section tower body;
Chlorine water jetting device-this device comprise pass vacuum method dechlorinator section tower body upper portion side wall chlorine water suction flange, advancing the chlorine water pipe and advancing the chlorine water shower nozzle that chlorine pipe lower end has under the position bends towards in tower;
Grate plate-this grate plate is the diameter PVC plectane identical with air scavenging dechlorinator's internal diameter, has circular hole on the plectane, is positioned at air scavenging dechlorinator bottom; In the air scavenging method dechlorinator section tower body on grate plate top, be filled with filler;
Flange division board-this flange division board is a blind flange plate, is positioned between the outward flange that has on vacuum method dechlorinator section tower body lower end outward flange and the air scavenging method dechlorinator section tower body, and flange cooperates fastening connection;
Downflow weir-this overfalling weir be one with the coaxial setting of tower body, be positioned at the pipe nipple pipe on the flange division board, on the upper portion side wall of pipe nipple pipe, be provided with spout hole;
Downflow weir cover body-this downflow weir cover body is a calyptra under shed, and the cover body lid is withheld on the downflow weir upper edge, and upright inner side walls and downflow weir outer wall are gapped, and lower end and flange division board are gapped;
Following liquid pipe-this time liquid pipe passes and is fixed on four air scavenging method dechlorinator section tower body worker straight pipes on the flange division board, and the upper end is positioned at downflow weir, and the lower end is positioned at the chlorine outlet lower end on air scavenging method dechlorinator section tower body top;
One-level chlorine water distributor-this distributor is the lateral aperture pipe that communicates with following liquid pipe bottom that has through hole;
Secondary chlorine water distributor-this distributor is the lateral aperture pipe that communicates with following liquid pipe bottom that has through hole, and with vertical setting of one-level chlorine water distributor lateral aperture pipe.
A kind of dechlorinator of the present utility model is characterized in that being respectively equipped with manhole on vacuum method dechlorinator section tower body and air scavenging method dechlorinator section tower body sidewall.
A kind of dechlorinator of the present utility model is characterized in that being provided with liquid level gauge on vacuum method dechlorinator section tower body lower sides.
A kind of dechlorinator of the present utility model, its dechlorinator top is the vacuum dechlorination tower, and the bottom is the air scavenging dechlorinator, and the centre connects with flange.The vacuum dechlorination top of tower is installed a chlorine water seedpod of the lotus shower nozzle, its material is a titanium, chlorine water is had than strong corrosion resistant, and bottom and air scavenging dechlorinator junction install the chlorine water downflow weir additional, prevent that when operation the chlorine that contains a large amount of air among the air scavenging dechlorinator from entering in the middle of the vacuum dechlorination tower.
The dechlorinator bottom is the air scavenging dechlorinator, its structure: the top is the chlorine water spray equipment, is connected with vacuum dechlorination tower overfalling weir, and sidewall is equipped with the chlorine outlet, and mid portion is filler (material is CPVC), and filler has grating to support, and the awl end is the chlorine water discharging hole.Grating supports the bottom and leaves the replenish air mouth, utilizes blower fan that air with pressure is blown down the inner chlorine that produces.
When operation, saturated chlorine water at first enters the vacuum dechlorination tower, utilizes top duct to be connected with the chlorine house steward, produces negative pressure, carries out vacuum dechlorination, because the amount of chlorine of deviating from is that purity is the highest at most, this part chlorine is recycled in the middle of can entering the chlorine system; Chlorine water air scavenging tower below downflow weir enters from the vacuum dechlorination tower has taken off utilizes the air scavenging dechlorination, and the chlorine gas concentration of deviating from is low, and contains a large amount of air and enter the accident chlorine absorption plant and absorb; Under the effect of downflow weir, the top chlorine water produces fluid-tight in the above, good restraining bottom air blow down chlorine and enter in the vacuum dechlorination tower.
Dechlorinator of the present utility model utilizes vacuum method and air scavenging method principle of combining, and chlorine water is carried out the two-stage dechlorination, to guarantee bigger dechlorination effect.Have vacuum dechlorination and air scavenging dechlorination advantage concurrently, can effectively can remove the free chlorine in the chlorine water, reduce effluxing chlorine water and cause environmental pollution, simple in structure, be convenient to operation.
Description of drawings
Fig. 1 dechlorinator's of the present utility model structural representation
Fig. 2 is the downflow weir of Fig. 1 and the partial enlarged drawing of downflow weir cover body part.
The specific embodiment
A kind of dechlorinator, its dechlorinator's structure comprises:
This vacuum method of vacuum method dechlorinator section tower body 1-dechlorinator section is that the bottom is that the taper of contracting of uncovered, top has the vertical tubular tower body of chlorine outlet 2, is provided with the chlorine water import of flange sealing on the tower body upper portion side wall; The tower body lower end has outward flange;
This air scavenging method of air scavenging method dechlorinator section tower body 3-dechlorinator section tower body is that top is that the taper of contracting of uncovered, bottom has the vertical tubular tower body of chlorine water discharging hole 19, is provided with replenish air mouth 4 on the tower body lower sides; On the tower body upper portion side wall, be provided with chlorine outlet 5; The tower body upper end has outward flange; Cooperate connection with outward flange under the vacuum method dechlorinator section tower body;
This device of chlorine water jetting device 6-comprise pass vacuum method dechlorinator section tower body upper portion side wall chlorine water suction flange, advancing the chlorine water pipe and advancing the chlorine water shower nozzle 7 that chlorine pipe lower end has under the position bends towards in tower;
This grate plate of grate plate 8-is the diameter PVC plectane identical with air scavenging dechlorinator's internal diameter, has circular hole on the plectane, is positioned at air scavenging dechlorinator bottom; In the air scavenging method dechlorinator section tower body on grate plate top, be filled with filler 9;
This flange division board of flange division board 10-is a blind flange plate, is positioned between the outward flange that has on vacuum method dechlorinator section tower body lower end outward flange and the air scavenging method dechlorinator section tower body, and flange cooperates fastening connection;
This overfalling weir of downflow weir 11-be one with the coaxial setting of tower body, be positioned at the pipe nipple pipe on the flange division board, on the upper portion side wall of pipe nipple pipe, be provided with spout hole;
This downflow weir cover body of downflow weir cover body 12-is a calyptra under shed, and the cover body lid is withheld on the downflow weir upper edge, and upright inner side walls and downflow weir outer wall are gapped, and lower end and flange division board are gapped;
Following liquid pipe 13-should descend the liquid pipe to pass and be fixed on four air scavenging method dechlorinator section tower body worker straight pipes on the flange division board, and the upper end is positioned at downflow weir, and the lower end is positioned at the chlorine outlet lower end on air scavenging method dechlorinator section tower body top;
This distributor of one-level chlorine water distributor 14-is the lateral aperture pipe that communicates with following liquid pipe bottom that has through hole;
This distributor of secondary chlorine water distributor 15-is the lateral aperture pipe that communicates with following liquid pipe bottom that has through hole, and with vertical setting of one-level chlorine water distributor lateral aperture pipe.
A kind of dechlorinator of the present utility model is respectively equipped with manhole 16,17 on vacuum method dechlorinator section tower body and air scavenging method dechlorinator section tower body sidewall; On vacuum method dechlorinator section tower body lower sides, be provided with liquid level gauge 18.
During installation, install air scavenging dechlorination tower body earlier, adpting flange dividing plate and downflow weir are installed then, the vacuum dechlorination tower body is installed again; Connect replenish air pipeline, air scavenging dechlorinator, chlorine water discharge line, the chlorine discharge line of vacuum dechlorination tower, the chlorine water of vacuum dechlorination tower enter pipeline.
During use, chlorine water enters from the chlorine water inlet, sprays in the vacuum dechlorination tower by shower nozzle, and under the effect of vacuum, chlorine is deviate from from chlorine water, and outside chlorine outlet discharge system; The chlorine water that removes behind the part chlorine enters the downflow weir at the bottom of the vacuum dechlorination tower, enter from the liquid islocation plate spout hole, warp liquid pipe down enters in the chlorine water distributor, enter the air scavenging dechlorinator from the liquid distribution hole, contact with the air inversion of coming in from air intake, chlorine in the chlorine water by air blow out the back with air outside chlorine outlet discharge system, chlorine water is outside chlorine water discharging hole discharge system.
Chlorine water removes a large amount of chlorine through the vacuum dechlorination tower earlier in vacuum dechlorination and dechlorinator that the air scavenging dechlorination combines, and the purity of chlorine gas feeding height after removing can directly be recycled; Secondary through the air scavenging dechlorinator removes again, and the chlorine removal efficiency can reach 99.5%, and the chlorine water of discharge no longer causes secondary pollution to environment, and the purity of chlorine gas feeding of discharging from the air scavenging dechlorinator is very low, can only utilize caustic soda to reclaim the back and produce clorox.
Claims (3)
1. dechlorinator is characterized in that its dechlorinator's structure comprises:
Vacuum method dechlorinator section tower body-this vacuum method dechlorinator section is that the bottom is that the taper of contracting of uncovered, top has the vertical tubular tower body of chlorine outlet, is provided with the chlorine water import of flange sealing on the tower body upper portion side wall; The tower body lower end has outward flange;
Air scavenging method dechlorinator section tower body-this air scavenging method dechlorinator section tower body is that top is that the taper of contracting of uncovered, bottom has the vertical tubular tower body of chlorine water discharging hole, is provided with the replenish air mouth on the tower body lower sides; On the tower body upper portion side wall, be provided with the chlorine outlet; The tower body upper end has outward flange; Cooperate connection with outward flange under the vacuum method dechlorinator section tower body;
Chlorine water jetting device-this device comprise pass vacuum method dechlorinator section tower body upper portion side wall chlorine water suction flange, advancing the chlorine water pipe and advancing the chlorine water shower nozzle that chlorine pipe lower end has under the position bends towards in tower;
Grate plate-this grate plate is the diameter PVC plectane identical with air scavenging dechlorinator's internal diameter, has circular hole on the plectane, is positioned at air scavenging dechlorinator bottom; In the air scavenging method dechlorinator section tower body on grate plate top, be filled with filler;
Flange division board-this flange division board is a blind flange plate, is positioned between the outward flange that has on vacuum method dechlorinator section tower body lower end outward flange and the air scavenging method dechlorinator section tower body, and flange cooperates fastening connection;
Downflow weir-this overfalling weir be one with the coaxial setting of tower body, be positioned at the pipe nipple pipe on the flange division board, on the upper portion side wall of pipe nipple pipe, be provided with spout hole;
Downflow weir cover body-this downflow weir cover body is a calyptra under shed, and the cover body lid is withheld on the downflow weir upper edge, and upright inner side walls and downflow weir outer wall are gapped, and lower end and flange division board are gapped;
Following liquid pipe-this time liquid pipe passes and is fixed on four air scavenging method dechlorinator section tower body worker straight pipes on the flange division board, and the upper end is positioned at downflow weir, and the lower end is positioned at the chlorine outlet lower end on air scavenging method dechlorinator section tower body top;
One-level chlorine water distributor-this distributor is the lateral aperture pipe that communicates with following liquid pipe bottom that has through hole;
Secondary chlorine water distributor-this distributor is the lateral aperture pipe that communicates with following liquid pipe bottom that has through hole, and with vertical setting of one-level chlorine water distributor lateral aperture pipe.
2. a kind of dechlorinator according to claim 1 is characterized in that being respectively equipped with manhole on vacuum method dechlorinator section tower body and air scavenging method dechlorinator section tower body sidewall.
3. a kind of dechlorinator according to claim 1 is characterized in that being provided with liquid level gauge on vacuum method dechlorinator section tower body lower sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202785579U CN201752589U (en) | 2010-07-30 | 2010-07-30 | Dechlorination tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202785579U CN201752589U (en) | 2010-07-30 | 2010-07-30 | Dechlorination tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201752589U true CN201752589U (en) | 2011-03-02 |
Family
ID=43620321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202785579U Expired - Fee Related CN201752589U (en) | 2010-07-30 | 2010-07-30 | Dechlorination tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201752589U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826364A (en) * | 2015-04-15 | 2015-08-12 | 聊城市鲁西化工工程设计有限责任公司 | Waste sulfuric acid dechlorination tower using air blowing technology, and waste sulfuric acid chlorine removal method |
| CN104857744A (en) * | 2015-05-28 | 2015-08-26 | 沧州兴达化工有限责任公司 | Degassing device for environment-friendly rubber softener semi-finished product |
| CN110294461A (en) * | 2019-07-09 | 2019-10-01 | 浙江工程设计有限公司 | A kind of adjustable sulfuric acid dechlorination process and dechlorinator |
| CN114100163A (en) * | 2021-11-05 | 2022-03-01 | 金川集团股份有限公司 | High-efficient vacuum evaporation dechlorination ware |
-
2010
- 2010-07-30 CN CN2010202785579U patent/CN201752589U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104826364A (en) * | 2015-04-15 | 2015-08-12 | 聊城市鲁西化工工程设计有限责任公司 | Waste sulfuric acid dechlorination tower using air blowing technology, and waste sulfuric acid chlorine removal method |
| CN104857744A (en) * | 2015-05-28 | 2015-08-26 | 沧州兴达化工有限责任公司 | Degassing device for environment-friendly rubber softener semi-finished product |
| CN110294461A (en) * | 2019-07-09 | 2019-10-01 | 浙江工程设计有限公司 | A kind of adjustable sulfuric acid dechlorination process and dechlorinator |
| CN110294461B (en) * | 2019-07-09 | 2023-12-05 | 浙江工程设计有限公司 | Adjustable sulfuric acid dechlorination process and dechlorination tower |
| CN114100163A (en) * | 2021-11-05 | 2022-03-01 | 金川集团股份有限公司 | High-efficient vacuum evaporation dechlorination ware |
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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: 20110302 Termination date: 20140730 |
|
| EXPY | Termination of patent right or utility model |