专利摘要:
The invention relates to a device for the implementation of in a reservoir (1) befindliches calcium hypochlorite granules in an aqueous suspension, with a suction device (2), a Befülldosierer (3) and a suspension device (4), wherein the suction device, the calcium hypochlorite granules sucked from the reservoir (1) and fed via a suction line (5) first the Befülldosierer (3) and then the Suspendiereinrichtung (4), where the calcium hypochlorite granules are mixed with water and reacted in an aqueous suspension. In order to prevent leakage of harmful chlorine gas and chlorine-containing particulate matter, the invention provides that between the Befülldosierer (3) and the suction device (2) a gas scrubber (6) is arranged, in which the chlorine-containing exhaust air from the Befülldosierer (3) passed becomes.
公开号:CH706376B1
申请号:CH02615/12
申请日:2012-11-27
公开日:2016-09-15
发明作者:Human Farkhar
申请人:Witty Gmbh & Co Kg;
IPC主号:
专利说明:

The invention relates to a suspending device for the implementation of calcium hypochlorite granules in an aqueous suspension according to the preamble of claim 1 and a method for the reaction of calcium hypochlorite granules in an aqueous suspension according to the preamble of claim. 8
From DE 19 507 329 A1 a device for the dosage of calcium hypochlorite in an aqueous system is known which comprises a suspending device and a metering device. In the suspending calcium hypochlorite granules are mixed with a turbulent flow of water to form a suspension. The suspension is then fed to the metering device with which it is passed into the aqueous system to be treated, for example swimming pool water in a swimming pool. The device has a Granulatzufuhreinrichtung, with the sucked from a reservoir calcium hypochlorite granules and transported by pneumatic conveying with a suction device via a Befülldosierer in the suspending.
In the implementation of calcium hypochlorite granules in an aqueous suspension, it can come in particular in the area of the filling and the suction to escape of harmful chlorine gas and chlorine-containing fine dusts. The object of the invention is to prevent the escape of chlorine gas and chlorine-containing fine dusts.
This object is achieved with a device having the features of claim 1 and with a method having the features of claim 8. Preferred embodiments of the device are specified in claims 2 to 7.
The object is achieved according to the invention in that between the Befülldosierer and the suction device with which the calcium hypochlorite granules is sucked from the reservoir and fed via a suction line the Befülldosierer, a gas scrubber is arranged in the chlorine-containing exhaust air the filling doser is passed. In the gas scrubber is conveniently a chlorine-decomposing liquid, in particular an alkaline thiosulfate solution, for example an aqueous solution of sodium thiosulfate with sodium hydroxide. The chlorine-containing exhaust air is passed via a suction line from the Befülldosierer in the chlorine-decomposing liquid of the scrubber. The chlorine gas decomposing liquid absorbs the chlorine-containing components of the introduced exhaust air from the Befülldosierer and binds them. Above the chlorine-decomposing liquid collects in a container of the scrubber, the cleaned of the chlorine components exhaust air from the Befülldosierer. This upper part of the container of the gas scrubber is connected via an air suction with the suction device. The suction device therefore sucks only chlorine-free exhaust air. This prevents that chlorine-containing exhaust air from the Befülldosierer can get into the suction device and from there into the environment.
The invention will be explained in more detail with reference to an embodiment with reference to the accompanying drawings. The drawings show:<Tb> FIG. 1: <SEP> schematic representation of a suspending device according to the invention;<Tb> FIG. 2: <SEP> sectional view of the suspending device and the filling dosing device of the device of FIG. 1 placed thereon.
In Fig. 1, a device for the implementation of calcium hypochlorite granules is shown schematically in an aqueous suspension. The device comprises a storage container 1 in which the calcium hypochlorite granules are located. In the reservoir 1, a granular suction line 5 is inserted. The granulate suction line 5 is connected to an opening 3b of a Befülldosierers 3. The Befülldosierer 3 is, as shown in Fig. 2, mounted on a container attachment 4a of a suspending 4. The Befülldosierer 3 is connected via a first Luftsaugleitung 7 with a gas scrubber 6. The gas scrubber 6 contains a scrubber tank 6a, in which a chlorine-decomposing or binding liquid, in particular an alkaline thiosulfate solution, is located. Preferably, an aqueous solution of sodium thiosulfate with sodium hydroxide is used for this purpose. The gas scrubber tank 6a is only partially filled with the chlorine-decomposing liquid, so that a gas volume can collect in the gas scrubber tank 6a in the upper area. The upper region of the gas scrubber container 6a, in which the gas volume collects, is connected to a suction device 2 via a second air suction line 8.
In Fig. 2, the arrangement of the Befülldosierers 3 on the container attachment 4a of the suspension device 4 is shown in detail. The Befülldosierer 3 comprises a housing 3a with two different connection openings, 3b and 3c. The connection opening 3b is connected to the granulate suction line 5, with which the calcium hypochlorite granules from the storage container is sucked into the Befülldosierer 3. The first air suction line 7 and the second air suction line 8 are connected to the connection opening 3c and connected to the suction device 2 via the scrubber 6. In the connection opening 3c of the filling meter 3 a suction filter 13 is expediently used. The suction filter 13 keeps fine-grained chlorine dust back.
In Fig. 2, the arrangement of the Befülldosierers 3 on the container attachment 4a of the suspension device 4 is shown in detail. The filling meter 3 comprises a housing 3a with a connection opening 3b. In the connection opening 3b a suction filter 13 is suitably used. The suction filter 13 retains fine dusty chlorine dust. To the connection opening 3b, the granule suction line 5 is connected, with which the calcium hypochlorite granules from the reservoir 1 is sucked. The Befülldosierer 3 further includes a suction port 3 c, which is connected to the first air suction line 7 and the second air suction 8 via the gas scrubber 6 with the suction device 2. The suction device 2 generates in the interior of the housing 3a of the Befülldosierers 3 a negative pressure, which causes the calcium hypochlorite granules is sucked through the granule suction line 5 from the reservoir 1 and collects in the Befülldosierer 3.
The bottom of the housing 3a runs downwardly conically tapering conically, as shown in Fig. 2 can be seen. At the conically tapered bottom, the housing 3a has an outlet opening 3d. In this outlet opening 3d engages a sealing plug 10 to close the outlet opening. The closure plug 10 is connected via a rod with a lifting head 11 and a handle. By means of the lifting head 11, the stopper 10 can be lifted and pulled out of the outlet opening 3d, so that the calcium hypochlorite granules, which has collected in the lower funnel-shaped part of the housing 3a of the Befülldosierers 3, can flow down into the container attachment 4a of the suspension device 4 ,
The container attachment 4a is placed on a Suspendierbehälter not shown in Fig. 2, and it includes an inner space 4c, which is in communication with the outlet opening 3d of the Befülldosierers 3, and an outer space 4b, of the inner space 4c via a cylindrical wall 4d is disconnected. The suspending container (not shown) has an inner space and an outer space, which are separated from each other by a cylindrical wall 4d. The interior 4c of the container attachment 4a communicates with the interior of the suspending container, as does the external space 4b with the outside space of the dosing container. The interior 4c of the container attachment 4a and the interior of the dosing container form a turbulator, in which the calcium hypochlorite granules are mixed with water in a turbulent flow. For this, the calcium hypochlorite granules trickle from the top of the filling meter 3 into the interior 4c of the container attachment 4a and from there into the interior of the metering container, into which a turbulent flow of water is introduced. Due to the turbulent flow, the calcium hypochlorite is at least partially dissolved. The water-insoluble components of calcium hypochlorite are suspended in finely divided form. This results in a mixture of aqueous solution of calcium hypochlorite with water-insoluble components of calcium hypochlorite, which is referred to herein as a suspension. This suspension flows via overflow openings 12 in the wall 4 d into the outer space of the suspending container, as shown in the inset of FIG. 2. The suspension, which has collected in the outer space of the suspending, is removed at the bottom of Suspendierbehälters via a suction line, not shown here and optionally fed via a clarifier a metering device with which the suspension in an aqueous system to be treated, for example swimming pool water pool becomes.
In order to prevent the escape of chlorine gas and dust, in the inventive device, the suction air, which is sucked in by the suction device 2 via the air suction lines 7 and 8 from the Befülldosierer 3, first on the first air suction 7 in the in the gas scrubber 6a located liquid passed. The chlorine decomposing liquid of the scrubber 6 absorbs the chlorine-containing components of the introduced suction air and binds the chlorine. The chlorine-free constituents of the intake air sucked up collect above the liquid level of the chlorine-decomposing liquid in the scrubber tank 6a and are sucked from there into the suction device 2 via the second air suction duct 8. The reaching into the suction device 2 suction air is thus free of chlorine gas or dust, causing the escape of harmful chlorine components is prevented.
权利要求:
Claims (7)
[1]
1. Device for the implementation of itself in a reservoir (1) befindliches calcium hypochlorite granules in an aqueous suspension, with a suction device (2) for sucking calcium hypochlorite granules from the reservoir (1) via a granular suction line (5), a Filling meter (3) and a suspending device (4) for converting the calcium hypochlorite granules into an aqueous suspension by adding water, characterized in that between the Befülldosierer (3) and the suction device (2) a gas scrubber (6) is arranged.
[2]
2. Apparatus according to claim 1, characterized in that the Befülldosierer (3) and the gas scrubber (6) via a first air suction (7) are connected.
[3]
3. Apparatus according to claim 1 or 2, characterized in that the gas scrubber (6) via a second air suction line (8) with the suction device (2) is connected.
[4]
4. Apparatus according to claim 2, characterized in that the first air suction line (7) for introducing chlorine-containing exhaust air from the Befülldosierer in the chlorine-decomposing liquid of the scrubber (6).
[5]
5. Device according to one of claims 2 to 4, characterized in that in the first air suction line (7), a filter (13) is arranged.
[6]
6. Device according to one of claims 1 to 5, characterized in that the Befülldosierer (3) has a connection opening (3c), in which a filter is arranged.
[7]
7. A process for the implementation of itself in a reservoir (1) befindliches calcium hypochlorite granules in an aqueous suspension, wherein the calcium hypochlorite granules with a suction device (2) and via a granular suction line (5) sucked from the reservoir (1) and first via the granulate suction line (5) to a Befülldosierer (3) and then a Suspendiereinrichtung (4) is supplied and the calcium hypochlorite granules in the suspending (4) is mixed with water and reacted in an aqueous suspension, characterized in that chlorine-containing Exhaust air from the Befülldosierer (3) in a gas scrubber (6) is passed, which is arranged between the Befülldosierer (3) and the suction device (2).
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同族专利:
公开号 | 公开日
AT15170U1|2017-02-15|
CH706376A2|2013-10-15|
DE202012003482U1|2013-07-05|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题

DE19507329C2|1995-03-02|1997-04-30|Witty Chemie Inh Dr Siegfried|Device for dosing calcium hypochlorite in an aqueous system|
DE102006023939A1|2006-05-19|2007-11-22|Bayer Materialscience Ag|Method of absorbing chlorine from a gas containing chlorine and carbon dioxide|
DE202006014698U1|2006-09-21|2008-02-14|Witty Chemie Gmbh & Co. Kg|Device for dosing calcium hypochlorite in an aqueous system|
DE102006045109A1|2006-09-21|2008-04-03|Witty Chemie Gmbh & Co. Kg|Device for dosing of calcium hypochlorite into aqueous system, comprises mechanism for suspending powder-, or granulate- or tablet shaped calcium hypochlorite into a calcium hypochlorite-suspension by addition of water, and a dosing device|CN111486915A|2020-04-17|2020-08-04|苏州燃气集团有限责任公司|Gas flow decomposition monitoring intelligent gas meter and gas flow decomposition monitoring method|
法律状态:
2014-12-31| PFA| Name/firm changed|Owner name: WITTY GMBH AND CO. KG, DE Free format text: FORMER OWNER: WITTY-CHEMIE GMBH AND CO. KG, DE |
优先权:
申请号 | 申请日 | 专利标题
DE202012003482U|DE202012003482U1|2012-04-05|2012-04-05|Suspending device for the conversion of calcium hypochlorite granules into an aqueous suspension|
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