CN215822878U - Cold rolling waste water lime adds medicine agitating unit - Google Patents
Cold rolling waste water lime adds medicine agitating unit Download PDFInfo
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- CN215822878U CN215822878U CN202122405832.XU CN202122405832U CN215822878U CN 215822878 U CN215822878 U CN 215822878U CN 202122405832 U CN202122405832 U CN 202122405832U CN 215822878 U CN215822878 U CN 215822878U
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Abstract
The utility model provides a cold rolling wastewater lime dosing and stirring device which comprises a medicament storage device for storing a medicament to be processed, a stirring tank, a dosing tank and a stirrer arranged in the stirring tank and the dosing tank; the dosing pool conveys the prepared solvent to each dosing pool through an output pipeline and flows back to the stirring pool through an input pipeline; the output pipeline is provided with a first lime milk dosing pump and first valves respectively arranged at the front part and the rear part of the first lime milk dosing pump. Above-mentioned cold rolling waste water lime adds medicine agitating unit adopts components of a whole that can function independently stirring and prepares the structure, can isolate particulate matter impurity, prevents to block up the pump body and pipeline to cool down the quick-witted high temperature solution of quick-witted lime, its simple structure, it is convenient that the calcium hydrate medicament is prepared, and prepares with low costsly.
Description
Technical Field
The utility model relates to the technical field of cold rolling wastewater treatment, in particular to a cold rolling wastewater lime dosing and stirring device.
Background
Calcium hydroxide reagent is required to be added in the cold rolling wastewater treatment process, and iron ions in the water are removed while the acidic wastewater is neutralized; the cost of the calcium hydroxide medicament purchased from the prior art is high, and the quicklime (calcium oxide) produced in the steelmaking process can meet the use requirement of water treatment, so that the price is relatively reduced, and the medicament cost is reduced, but the quicklime can not be directly used, and a special device is needed for converting the calcium oxide into the calcium hydroxide.
At present, calcium hydroxide preparation equipment is lacked in the market, and most calcium hydroxide preparation equipment is manually configured, so how to provide a calcium hydroxide preparation device is a technical problem to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a cold rolling wastewater lime dosing and stirring device, which realizes the efficient preparation of calcium hydroxide and saves the production cost.
The utility model provides a cold rolling waste water lime adds medicine agitating unit, includes:
a medicament storage device for storing a medicament to be processed;
the stirring pool is connected with the medicament storage equipment and is used for stirring materials;
the medicine adding pool is communicated with the stirring pool through an overflow hole;
the two stirrers are respectively arranged in the stirring tank and the dosing tank;
the dosing pools convey the configured medicaments to each dosing pool through an output pipeline and flow back to the stirring pool through an input pipeline; the output pipeline is provided with a first lime milk dosing pump and first valves respectively arranged at the front part and the rear part of the first lime milk dosing pump.
Preferably, the medicament storage device comprises a medicament storage tank, and a discharge hole of the medicament storage tank is provided with a pneumatic turnover plate; still including install in medicine storage tank, be used for the vibration of medicine storage tank ejection of compact is thrown feeder apparatus, and is located medicine storage tank with screw conveyer between the stirring pond.
Preferably, a dust remover is arranged above the medicine storage tank.
Preferably, the output pipeline is provided with a second lime milk dosing pump distributed in parallel and second valves respectively arranged at the front part and the rear part of the second lime milk dosing pump.
Preferably, the stirring pool and the dosing pool are internally provided with a lime bin level meter, and the lime bin level meter and the stirrer are in communication connection with the main controller.
Preferably, the stirring pond with through barricade interval distribution between the pond of adding medicine, the overflow hole has been seted up on the barricade, the filter screen is installed to the overflow hole.
Preferably, the stirring tank and the dosing tank are made of reinforced concrete.
Preferably, a fence is arranged on a channel between the upper parts of the stirring tank and the dosing tank.
Compared with the traditional equipment, the cold rolling wastewater lime dosing and stirring device provided by the utility model is provided with the stirring tank and the dosing tank respectively, wherein the stirring tank is used for stirring lime medicament and settling and filtering solid impurities such as sand grains and stones, so that large granular substances are separated, and a pump body and a pipeline are prevented from being blocked; and cooling the high-temperature solution of the quicklime by stirring. The prepared solution flows into the dosing tank and is stirred by a stirrer in the dosing tank until the dosing tank is filled with the medicament. Thus realizing the independent configuration of the calcium hydroxide medicament. In addition, the prepared solvent flows out of the dosing tanks through output pipelines, is conveyed to each dosing tank, and then flows back to the stirring tank for stirring. The high-efficiency and high-quality preparation of the calcium hydroxide is realized, the structure is simple, the cost of the water treatment agent is reduced, and the production cost is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic view of a cold rolling wastewater lime dosing and stirring device provided by the utility model;
FIG. 2 is a cross-sectional view of the agitation tank and the dosing tank of FIG. 1.
The system comprises a medicine storage tank, a pneumatic turning plate, a spiral conveyor, a dust remover, a stirring tank, a medicine adding tank, a mixer, a water tank, a water inlet pipeline, a water outlet pipeline, a water inlet pipeline, a water outlet pipeline, a lime milk adding pump, a water tank and a water tank, a pump, a water tank, a pump, a water tank and a water tank, a pump, a water tank, a pump and a pump, a pump and a pump, a pump and a pump, a.
Detailed Description
In order that those skilled in the art will better understand the disclosure, the utility model will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic view of a cold rolling wastewater lime chemical adding and stirring device provided by the present invention; FIG. 2 is a cross-sectional view of the agitation tank and the dosing tank of FIG. 1.
The utility model provides a cold rolling wastewater lime dosing and stirring device, which is used for preparing a calcium hydroxide medicament for cold rolling wastewater treatment and comprises a medicament storage device, a stirring tank 5, a dosing tank 6 and two stirrers 7.
The quicklime is pumped into the medicament storage device through the pump truck and temporarily stored in the medicament storage device to prepare for dispensing. When the chemicals are to be dispensed, the chemicals to be processed are supplied from the chemical storage device to the agitation tank 5. The stirring pool 5 is arranged below the medicament storage device, the stirrer 7 is arranged at the central part of the stirring pool, the stirring pool 5 is connected with the medicament storage device, and the stirring pool 5 provides a material stirring place. The medicine adding pool 6 is communicated with the stirring pool 5, the stirrer 7 is arranged at the central part of the medicine adding pool 6, and the medicine adding pool 6 and the stirring pool 5 can be connected through a communicating hole or a pipeline. In addition, the dosing tanks 6 are conveyed to the dosing tanks 9 through output pipelines 8 and flow back to the stirring tank 5 through input pipelines 10. A first lime milk dosing pump 11 is arranged on the output pipeline 8, a first valve 12 is respectively arranged at the front part and the rear part of the first lime milk dosing pump 11, the prepared medicament is added into each water tank 9, and the recovered medicament flows back into the stirring tank 5 through an input pipeline 10. The outlet pipe 8 is preferably, but not limited to, disposed at the bottom of the dosing tank 6, and may also be disposed at a side wall of the dosing tank 6.
In order to prevent lime from depositing in the conveying pipeline, a UPVC pipe with a large pipe diameter can be selected as an output pipeline 8 so as to keep a preset flow rate in the pipe, the lime is conveyed to the position near each adding point from the dosing tank 6 and then flows back to the stirring tank 5, and lime milk is pumped and circulated in the dosing pipeline by a lime milk dosing pump, so that the blockage phenomenon of the lime milk dosing pipeline is effectively prevented.
The preparation and use processes are as follows: by the raceway to 5 interior water injections in the stirring pond, start mixer 7 after the water level is higher than the impeller, open medicament storage device and carry the processing medicament to stirring pond 5 in, observe quick lime and dissolve and the intensification condition, when the liquid level was higher than the intercommunication region, liquid flowed in to adding inside the medicine pond 6, start mixer 7 when adding 6 liquid levels in medicine pond and being higher than the impeller, until adding medicine pond 6 and join in marriage full medicament. And starting an acidic wastewater lifting pump, starting a lime dosing pump, observing index changes such as water quality and pH, and timely adjusting the dispensing concentration according to actual conditions.
Because the lime medicament in the stirring pond 5 continuously releases heat when dissolved, the temperature constantly rises, gets into 6 in-process of medicine adding pond and through adding the stirring of 7 mixers in the pond 6, and the temperature obtains descending, has avoided quick lime to compound a prescription in-process phenomenon of generating heat, prevents to directly export high temperature liquid and drops into pond 9. The liquid flowing into the dosing pool 6 is stirred and then the temperature is reduced, and the subsequent dosing pipeline is not affected.
The cold rolling waste water lime that this application provided adds medicine agitating unit through setting up stirring pond 5 and adding medicine pond 6, realizes quick lime mixing stirring and liquid medicine configuration, and at this in-process, the problem of generating heat of quick lime in-process of dispensing has been solved. Lime adds the medicine and sets up the backflow structure, realizes the recovery after the autonomic transport and the transport of configuration medicament, avoids the medicament extravagant, but the wide application realizes autonomic configuration in calcium hydrate factory.
In one embodiment, the medicament storage device comprises a medicament storage tank 1, a pneumatic flap 2, a vibration adding device and a screw conveyor 3. Pneumatic board 2 that turns over sets up in medicine storage tank 1's discharge gate bottom, thereby through operating button, pneumatic board 2 upset downwards that turns over opens the discharge gate, carries the quick lime in the medicine storage tank 1 to inside 3 screw conveyors of below. The pneumatic turning plate 2 is turned upwards manually, and the discharge hole is closed by the pneumatic turning plate 2.
Vibration is thrown and is thrown feeder apparatus and pass through leg joint in medicine storage tank 1, starts vibration through the button and throws feeder apparatus, prevents that the material from hardening for the material is exported from the discharge gate fast.
Screw conveyer 3 locates storage tank 1 and stirring pond 5 and adds between the medicine pond 6, and screw conveyer 3 transversely sets up, and storage tank 1's discharge gate corresponds to screw conveyer 3's pan feeding mouth, and quick lime drops to screw conveyer 3's pan feeding mouth by the discharge gate, and through helical blade's transmission, inside the discharge gate entering stirring pond 5 of following the bottom, through the stirring of mixer 7 again, the mixture of realization quick lime and water.
In order to effectively control the dust, a dust remover 4 can be arranged above the medicine storage tank 1, the dust remover 4 is fixedly arranged on a dust remover mounting frame above the medicine storage tank 1, in the process of pumping quicklime and compressed air into the medicine storage tank 1, a large amount of dust is generated, and the dust is absorbed by the dust remover 4 to purify the air and improve the operation environment. The recovered quick lime can be reused, and the waste of materials is avoided.
In order to prevent the first valve 12 and/or the first lime milk dosing pump 11 from being damaged and incapable of producing normally, a parallel pipeline can be arranged on the output pipeline 8, a second lime milk dosing pump 13 is arranged on the parallel pipeline, and second valves 14 are arranged at the front part and the rear part of the second lime milk dosing pump 13. The second lime milk dosing pump 13 and the second valve 14 are used as standby equipment, and when the first valve 12 and/or the first lime milk dosing pump 11 are abnormal or fail, a worker can start the second lime milk dosing pump 13 and the second valve 14 to ensure normal production.
In order to realize automatic monitoring of the water level, lime bin level meters can be arranged in the stirring tank 5 and the dosing tank 6, and the lime bin level meters and the stirring machine 7 are in communication connection with a main controller. Lime feed bin level meter real-time supervision pond water level height to will detect data transmission to master controller, when detecting that the water level surpasss the master controller in predetermineeing water level height, the mixer 7 is opened promptly to the master controller, stirs the material. In this embodiment, the predetermined water level is set such that the agitator 7 can be started for agitation without passing through the impeller of the agitator 7. It can be understood that the preset water level can be set according to actual requirements.
In a preferred embodiment, stirring pond 5 and medicine pond 6 set up side by side, and through 15 looks intervals on the barricade between the two, seted up the overflow hole on the barricade, overflow hole department installation filter screen, when the water level in stirring pond 5 is higher than the overflow hole, the liquid in stirring pond 5 gets into medicine pond 6 through the filter screen promptly, surpasss the impurity that filters the bore and obtains the filtering. The liquid level height in the stirring pool 5 and the medicine adding pool 6 can be adjusted through the position change of the overflow hole.
In the preferred embodiment of the utility model, the stirring tank 5 and the dosing tank 6 comprise peripheral tank bodies and retaining walls, the stirring tank 5, the dosing tank 6 and the retaining walls are all made of steel concrete, and the retaining walls divide the tank bodies into the stirring tank 5 and the dosing tank 6 which are integrally cast, so that the stirring tank 5 and the dosing tank 6 are high in strength, good in corrosion resistance and long in service life.
In order to ensure safe operation, a fence 15 can be arranged at the upper passageways of the stirring pool 5 and the dosing pool 6, and the fence 15 is a welded steel fence so as to realize enclosure of a working area, prevent operators from falling and improve the operation safety factor.
The cold rolling wastewater lime dosing and stirring device provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (8)
1. The utility model provides a cold rolling waste water lime adds medicine agitating unit which characterized in that includes:
a medicament storage device for storing a medicament to be processed;
the stirring pool (5) is connected with the medicament storage equipment and is used for stirring materials;
the medicine adding pool (6) is communicated with the stirring pool (5) through an overflow hole;
two stirrers (7) respectively mounted in the stirring tank (5) and the dosing tank (6);
the dosing tank (6) conveys the configured medicament to each dosing tank (9) through an output pipeline (8) and flows back to the stirring tank (5) through an input pipeline (10); the output pipeline (8) is provided with a first lime milk dosing pump (11) and first valves (12) which are respectively arranged at the front part and the rear part of the first lime milk dosing pump (11).
2. The cold rolling wastewater lime dosing and stirring device according to claim 1, wherein the medicament storage equipment comprises a medicament storage tank (1), and a discharge hole of the medicament storage tank (1) is provided with a pneumatic turning plate (2); still including install in medicine storage tank (1), be used for the vibration throw feeder apparatus of medicine storage tank (1) ejection of compact, and locate medicine storage tank (1) with screw conveyer (3) between stirring pond (5).
3. The cold rolling wastewater lime dosing and stirring device as claimed in claim 2, wherein a dust remover (4) is arranged above the chemical storage tank (1).
4. The cold rolling wastewater lime dosing and stirring device according to claim 1, wherein the output pipeline (8) is provided with a second lime milk dosing pump (13) and second valves (14) which are respectively arranged at the front part and the rear part of the second lime milk dosing pump (13) and are distributed in parallel.
5. The cold rolling waste water lime dosing and stirring device according to any one of claims 1 to 4, wherein a lime bin level meter is arranged inside the stirring tank (5) and the dosing tank (6), and the lime bin level meter and the stirrer (7) are in communication connection with a main controller.
6. The cold rolling waste water lime adds medicine agitating unit of claim 1, characterized in that, the stirring pond (5) with add medicine pond (6) between through barricade (15) interval distribution, seted up the overflow hole on the barricade (15), the overflow hole installation filter screen.
7. The cold rolling wastewater lime dosing and stirring device as claimed in claim 6, wherein the stirring tank (5) and the dosing tank (6) are made of reinforced concrete.
8. The cold rolling wastewater lime dosing and stirring device as claimed in claim 1, wherein the upper passageways of the stirring tank (5) and the dosing tank (6) are provided with fences.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122405832.XU CN215822878U (en) | 2021-09-30 | 2021-09-30 | Cold rolling waste water lime adds medicine agitating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122405832.XU CN215822878U (en) | 2021-09-30 | 2021-09-30 | Cold rolling waste water lime adds medicine agitating unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215822878U true CN215822878U (en) | 2022-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122405832.XU Active CN215822878U (en) | 2021-09-30 | 2021-09-30 | Cold rolling waste water lime adds medicine agitating unit |
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| Country | Link |
|---|---|
| CN (1) | CN215822878U (en) |
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2021
- 2021-09-30 CN CN202122405832.XU patent/CN215822878U/en active Active
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