CN217077194U - Iodine-containing wastewater treatment device - Google Patents
Iodine-containing wastewater treatment device Download PDFInfo
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- CN217077194U CN217077194U CN202123441833.6U CN202123441833U CN217077194U CN 217077194 U CN217077194 U CN 217077194U CN 202123441833 U CN202123441833 U CN 202123441833U CN 217077194 U CN217077194 U CN 217077194U
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Abstract
The utility model discloses an iodine-containing wastewater treatment device. The iodine-containing wastewater treatment device comprises a main body box, wherein an iodine form conversion tank, an iodine precipitation treatment tank, a sludge tank and a temporary effluent storage area are arranged in the main body box; the iodine form conversion tank is arranged above the iodine precipitation treatment tank and communicated with the iodine precipitation treatment tank, the bottom of the iodine precipitation treatment tank is communicated with the sludge tank, and the iodine precipitation treatment tank and the effluent temporary storage area are connected in a combined mode in a connected and side-by-side mode. The iodine-containing wastewater treatment device of the utility model is an integrated device, the operation is simple and stable, and the operation and the adjustment are convenient; the medicament utilization rate is high; the integrated device effectively performs wastewater pretreatment under the condition of saving space; the floor area is small, the structure is simple, the installation and the disassembly are easy, and the movement is flexible.
Description
Technical Field
The utility model relates to an iodine-containing wastewater treatment device, which belongs to the technical field of wastewater treatment.
Background
At present, iodides are needed to be used in the synthesis and preparation of certain products in a fine plant, for example, the iodides are needed to be used as an auxiliary agent in the preparation of acetic acid by a methanol oxo synthesis method, so that the acetic acid product inevitably contains iodine impurities, and when the acetic acid is used as a raw material to produce downstream products, organic iodine components are very easily existed in wastewater produced in the production process of enterprises, and organic iodine components are very easily existed in the produced wastewater, so that the method has the characteristics of high pollutant production amount, high emission amount and difficult biodegradation, and the comprehensive treatment of the method is always a great problem in the environmental field.
The difficulty in treating the wastewater containing the organic iodine is that the iodine component in the wastewater can deteriorate the normal metabolism level of microorganisms in a wastewater treatment system, and the mud concentration is rapidly reduced, so that the wastewater treatment system cannot stably run, and therefore, the pretreatment before the biochemical treatment of the wastewater containing the organic iodine is a key link for ensuring the wastewater treatment to reach the standard.
Disclosure of Invention
The utility model provides a technical problem be: the existing iodine-containing wastewater treatment system has the problems that the treated wastewater does not reach the standard, cannot stably run and the like.
In order to solve the technical problem, the utility model provides an iodine-containing wastewater treatment device, which comprises a main body box, wherein an iodine form conversion tank, an iodine precipitation treatment tank, a sludge tank and a temporary effluent storage area are arranged in the main body box;
the iodine form conversion tank is arranged above the iodine precipitation treatment tank and communicated with the iodine precipitation treatment tank, the bottom of the iodine precipitation treatment tank is communicated with the sludge tank, and the iodine precipitation treatment tank and the effluent temporary storage area are connected in a combined mode in a connected and side-by-side mode.
Preferably, the center of the iodine precipitation treatment tank is provided with a water distributor of a combined stirrer, and the bottom of the iodine form conversion tank is communicated with the water distributor of the combined stirrer through a pipeline.
Preferably, the water distributor of the combined stirrer is a cylindrical water distributor connected with the stirrer in a combined manner. The stirring rod of the stirrer penetrates through the cylindrical water distributor, the stirring and water distribution functions can be realized simultaneously, and the stirring part of the stirrer after combination has the functions of flow blocking plate and plug flow stirring simultaneously.
Preferably, the top of the common wall side of the iodine precipitation treatment tank and the effluent temporary storage tank which are connected in a combined manner is provided with an effluent weir.
Preferably, the middle part of the sludge tank is provided with a horizontal sludge discharge channel, the sludge discharge channel is a half-wall porous structure pipe, the bottom pipe wall of the half-wall porous structure pipe is provided with a plurality of sludge discharge holes, and the top pipe wall is not provided with sludge discharge holes.
Preferably, the iodine form conversion tank is provided with a first reagent feeder, and the iodine precipitation conversion tank is provided with a second reagent feeder.
Preferably, the main body box is provided with five flange interfaces, namely a water inlet arranged on the side wall of the iodine form conversion tank, a first medicament feeding port of a medicament feeder, a second medicament feeding port of a medicament feeder arranged on the side wall of the iodine precipitation conversion tank, a water outlet arranged on the side wall of the effluent temporary storage area and a sludge discharge channel outlet arranged on the side wall of the sludge tank.
Preferably, the outlet of the sludge discharge channel is connected with an automatic sludge discharge device.
The utility model discloses an iodine wastewater device is when being used for handling iodine wastewater, and wherein iodine form transformation district reaction time need satisfy 40min, and iodine sedimentation treatment district reaction time need satisfy 8h, and the reaction process passes through the mixer and keeps quality of water even, and the mixer adopts the external motor form, and wherein the mixer and the central water-locator combination assembly of iodine sedimentation treatment district make the stirring position of mixer have simultaneously to keep off and flow the board and push away and flow stirring function.
The automatic dosing of the medicament is realized by a medicament feeder, and the medicament feeder consists of a metering pump and a medicament configuration box. Wherein the iodine form conversion agent adopts reducing sulfite or pyrosulfite to ensure that iodine in the wastewater exists in the form of iodide ions; the iodine precipitation reagent adopts lead/copper/silver salt compounds which can form precipitates with iodine ions.
The iodine precipitation reaction is based on insoluble iodide generated by precipitation of lead/copper/silver salt compounds and iodine ions in the prior art, and in waste water subjected to reduction treatment by sulfite or pyrosulfite, copper sulfate is most suitable as an iodine precipitation reaction medicament in the waste water treatment in order to ensure that ion species in the waste water are not increased.
Wherein, the sludge discharge channel is arranged at the center of the sludge tank and keeps a certain distance with the sludge tank. One end side wall of the sludge tank is provided with a hole, and a sludge outlet is arranged to communicate the sludge discharge channel with the emptying pump, so that the sludge discharge channel can discharge sludge during operation and also can discharge the sludge into the tank body.
Wherein, arrange the mud passageway and be half wall porous structure pipe, open porosely make chemical sludge pass through intraductal discharge its pipe wall bottom, and the trompil is not established at the pipe wall top simultaneously to avoid row mud to make and cause the hydraulic fluctuation influence to the device is inside.
The utility model provides an iodine wastewater treatment plant during operation, contains organic iodine waste water and gets into iodine form conversion district, and the medicament is thrown into the reaction by automatic adder, and preferred iodine form conversion medicament is sodium sulfite or sodium metabisulfite. The converted waste water flows into a precipitation treatment area, and a medicament is put into the precipitation treatment area for reaction by an automatic adder, wherein the preferable iodine precipitation reaction medicament is copper sulfate. And after the precipitation reaction, the wastewater enters an effluent temporary storage tank and is introduced into a subsequent treatment system through a pipeline or a water pump.
Compared with the prior art, the utility model, following beneficial effect has:
the utility model discloses an iodine-containing wastewater treatment device is integrated device, and is simple and the operation is stable, and convenient and iodine removal rate is high in the operation regulation, the utility model discloses an iodine-containing wastewater treatment device is suitable for the water yield that exists in the industrial waste water and accounts for a ratio relatively few but need remove the occasion of iodine preliminary treatment, need not to build the concrete reaction tank, can save space and investment cost.
Drawings
FIG. 1 is a front view of the iodine-containing wastewater treatment device of the present invention;
FIG. 2 is a left side view of the iodine-containing wastewater treatment device of the present invention;
FIG. 3 is a schematic view of the imperforate side of the sludge discharge passage;
FIG. 4 is a schematic view of the perforated side of the mud channel;
reference numerals: 1. a main body case; 2. an iodine form conversion tank; 3. a blender; 4. an iodine precipitation treatment tank; 5. a water distributor of a combined stirrer; 6. a sludge tank; 7. a sludge discharge channel; 8. a temporary effluent storage area; 9. a first medicament feeder; 10. a second medicament feeder; 11. automatic mud discharging device.
Detailed Description
In order to make the present invention more comprehensible, preferred embodiments are described in detail below with reference to the accompanying drawings.
Examples
The embodiment provides an iodine-containing wastewater treatment device, as shown in fig. 1-4, comprising a main body box 1, an iodine form conversion tank 2, an iodine conversion reaction stirrer 3, an iodine precipitation treatment tank 4, a combined stirrer water distributor 5, a sludge tank 6, a sludge discharge channel 7 and a water outlet temporary storage area 8, wherein the main body box is matched with a first medicament feeder 9 for feeding iodine form conversion medicaments, a second medicament feeder 10 for feeding iodine precipitation reaction medicaments and an automatic sludge discharge device 11.
1. The main body box 1 is internally composed of an iodine form conversion tank 2, an iodine precipitation treatment tank 4, a sludge tank 6 and a temporary effluent storage area 8. The iodine form conversion tank 2 is arranged above the iodine precipitation treatment tank 4, the iodine precipitation treatment tank 4 and the effluent temporary storage area 8 are combined and connected in a connected and parallel mode, the top of the common wall side of the iodine form conversion tank is provided with an effluent weir, and the bottom of the iodine precipitation treatment tank 4 is connected with the sludge tank 6. The water distributor 5 of the combined stirrer is a cylindrical water distributor which is combined and connected with the stirrer, a stirring rod of the stirrer penetrates through the cylindrical water distributor, and the water distributor 5 of the combined stirrer is assembled with the central water distributor through the stirrer, so that the stirring part of the stirrer has the functions of flow blocking and pushing stirring.
Five flange interfaces are reserved on the main body box 1, and the interfaces a and b are arranged on the side wall of the iodine form conversion tank 2 and are an iodine-containing wastewater inlet and an iodine form conversion agent adding port; the interface c is arranged on the side wall of the iodine precipitation treatment tank 4 and is an adding port of an iodine precipitation reaction medicament; the interface d is arranged on the side wall of the temporary effluent storage area 8 and is a wastewater outlet after pretreatment; the interface e is arranged on the side wall of the sludge tank 6 and is a vent port which is used as a sludge discharge and tank body vent outlet.
The 6 middle parts of sludge tank are equipped with horizontal row's mud passageway 7, it is half wall porous structure pipe to arrange mud passageway 7, as shown in fig. 3, 4, the pipe wall of its bottom is equipped with porous messenger's chemical sludge and passes through intraductal discharge, the trompil is not established to the pipe wall at top simultaneously, in order to avoid row mud to make and cause the hydraulic fluctuation influence to the device is inside, arrange mud passageway and locate the sludge tank center, keep certain distance with the sludge tank and guarantee row mud efficiency, locate the flange interface e of 6 lateral walls of sludge tank also be the export of arranging mud passageway 7 simultaneously, it realizes automatic row mud function to arrange mud passageway 7 connection automatic row mud device 11.
The working process of the iodine-containing wastewater treatment device provided by the embodiment is as follows: the iodine-containing wastewater is connected into the main body box 1 from the pressure pipeline and enters the iodine form conversion tank 2. The waste water stays in the iodine form conversion tank 2 for 40min, sulfite or pyrosulfite with reducibility is added into the iodine form conversion tank 2 through an iodine form conversion medicament adding device 9, and the iodine conversion reaction stirrer 3 ensures that the medicaments in the tank are uniformly mixed. The bottom of the iodine form conversion tank 2 is communicated with a central water distributor and a combined stirrer 5 through a pipeline, and the converted iodine ion-containing wastewater automatically flows into an iodine precipitation treatment tank 4 through the central water distributor. When the converted iodine ion-containing wastewater flows through the combined stirrer at the lower part of the central water distributor, the wastewater is diffused from the center to the periphery of the iodine precipitation treatment tank 4 by virtue of the thrust of the stirrer to ascend and circulate, the wastewater stays in the iodine precipitation treatment tank 4 for 8 hours, copper sulfate is added into the iodine precipitation treatment tank 4 through the iodine precipitation reaction agent adder 10, the precipitate formed by the reaction gradually sinks into the sludge tank 6, and sludge is pumped out from the sludge discharge channel 7 through the sludge discharge pump. The supernatant of the iodine precipitation treatment tank 4 flows into the effluent temporary storage area 8 from the upper effluent weir crest, and can be communicated with a pipeline or a water pump to lead the wastewater into a subsequent treatment system.
The foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the present invention in any way and in any way, and it should be understood that modifications and additions may be made by those skilled in the art without departing from the scope of the present invention.
Claims (8)
1. The iodine-containing wastewater treatment device is characterized by comprising a main body box, wherein an iodine form conversion tank, an iodine precipitation treatment tank, a sludge tank and a temporary effluent storage area are arranged in the main body box;
the iodine form conversion tank is arranged above the iodine precipitation treatment tank and communicated with the iodine precipitation treatment tank, the bottom of the iodine precipitation treatment tank is communicated with the sludge tank, and the iodine precipitation treatment tank and the effluent temporary storage area are connected in a combined mode in a connected and side-by-side mode.
2. The iodine-containing wastewater treatment plant of claim 1 wherein the iodine precipitation treatment tank is centrally provided with a water distributor of a combined stirrer, and the bottom of the iodine form conversion tank is communicated with the water distributor of the combined stirrer through a pipeline.
3. The iodine-containing wastewater treatment device of claim 2, wherein the water distributor of the combined stirrer is a cylindrical water distributor connected with the stirrer in combination.
4. The iodine-containing wastewater treatment device of claim 1, wherein the top of the common wall side of the iodine precipitation treatment tank and the effluent temporary storage tank which are connected in combination is provided with an effluent weir.
5. The iodine-containing wastewater treatment device according to claim 1, wherein a horizontal sludge discharge channel is arranged in the middle of the sludge tank, the sludge discharge channel is a half-wall porous structure pipe, the bottom pipe wall of the half-wall porous structure pipe is provided with a plurality of sludge discharge holes, and the top pipe wall of the half-wall porous structure pipe is not provided with sludge discharge holes.
6. The iodine-containing wastewater treatment apparatus according to any one of claims 1 to 5, wherein said iodine form conversion tank is provided with a first chemical dosing device, and said iodine precipitation conversion tank is provided with a second chemical dosing device.
7. The iodine-containing wastewater treatment device of claim 6 wherein the main body box is provided with five flange ports, which are respectively a water inlet port, a first chemical feeding port of a chemical feeder, a second chemical feeding port of a chemical feeder, a water outlet port and a sludge discharge passage outlet, wherein the water inlet port and the first chemical feeding port are arranged on the side wall of the iodine form conversion tank, the second chemical feeding port is arranged on the side wall of the iodine precipitation conversion tank, the water outlet port is arranged on the side wall of the temporary water storage area, and the sludge discharge passage outlet is arranged on the side wall of the sludge tank.
8. The iodine-containing wastewater treatment apparatus according to claim 7, wherein said sludge discharge channel outlet is connected to an automatic sludge discharge device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123441833.6U CN217077194U (en) | 2021-12-31 | 2021-12-31 | Iodine-containing wastewater treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123441833.6U CN217077194U (en) | 2021-12-31 | 2021-12-31 | Iodine-containing wastewater treatment device |
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| Publication Number | Publication Date |
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| CN217077194U true CN217077194U (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202123441833.6U Active CN217077194U (en) | 2021-12-31 | 2021-12-31 | Iodine-containing wastewater treatment device |
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| CN (1) | CN217077194U (en) |
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2021
- 2021-12-31 CN CN202123441833.6U patent/CN217077194U/en active Active
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