CN212151650U - Electroplating effluent solid-liquid mixing arrangement - Google Patents
Electroplating effluent solid-liquid mixing arrangement Download PDFInfo
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- CN212151650U CN212151650U CN201922295271.5U CN201922295271U CN212151650U CN 212151650 U CN212151650 U CN 212151650U CN 201922295271 U CN201922295271 U CN 201922295271U CN 212151650 U CN212151650 U CN 212151650U
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Abstract
The utility model discloses an electroplating wastewater solid-liquid mixing device, which comprises a conical tank, a solid dosing tank, a liquid material inlet, two-line mechanical mixers, an air aeration inlet and a solid-liquid mixture outlet; the conical tank consists of an upper cylindrical tank body and a lower inverted conical tank body; a solid material inlet is arranged on the side wall of the conical tank, the solid material inlet is connected with a solid dosing tank through a dosing pipe, and solid materials are fed from the side wall of the conical tank; the liquid material inlet is positioned at the top of the conical tank; the two-pair mechanical stirrer extends into the conical tank from the top of the conical tank; the air aeration inlet is positioned at the bottom of the conical tank and communicated with the air inlet pipe; the solid-liquid mixture outlet is positioned at the lower part of the conical tank. The utility model discloses can effectively solve the problem that adds the medicine in-process smoke and dust is big, the polluted environment, solve the solid and produce a large amount of mud lumps, difficult breakage because of the cladding effect to lead to the mixing efficiency to descend, the problem that the medicament rate of utilization is not high.
Description
Technical Field
The utility model belongs to electroplating effluent treatment field, concretely relates to electroplating effluent solid-liquid mixing arrangement.
Background
Solid-liquid mixing is a common mixing operation in the chemical field, and different mixing modes are adopted according to the size of solid particles and the wettability of solid. The larger the particles, the stronger the mechanical crushing capacity required; the better the wettability of the particles, the more easily the coating effect is formed, resulting in poor mixing efficiency. The conventional operation mode adopted by the field of electroplating wastewater treatment for solid-liquid mixing is manual medicine adding and mechanical stirring. The method is easy to cause a large amount of smoke dust and influence the operating environment; a large amount of solid mud groups of easy deposit in jar body bottom influence mixing efficiency, and solid mud group is indissolvable moreover, causes solid medicament extravagant.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the solid chemical adding process in the electroplating wastewater treatment field is easy to generate large smoke dust and pollute the operation environment; the problem of many cladding soil lumps, influence mixing efficiency provides an electroplating effluent field solid-liquid mixing arrangement, adopts closeable solid dosing tank to input solid material with the mode of feeding under the liquid level, adopts the mode of double mechanical mixer and air aeration processing, thereby improves solid-liquid mixing efficiency, improves the utilization ratio of solid medicament, reduces the cost.
The utility model aims at realizing through the following technical scheme:
a solid-liquid mixing device in the field of electroplating wastewater comprises a conical tank 1, a solid dosing tank 2, a liquid material inlet 3, two-pair mechanical stirrer, an air aeration inlet 5 and a solid-liquid mixture outlet 6; the conical tank 1 consists of an upper cylindrical tank body and a lower inverted conical tank body; a solid material inlet is arranged on the side wall of the conical tank 1, the solid material inlet is connected with a solid dosing tank 2 through an inclined dosing pipe, and solid materials are fed from the side wall of the conical tank 1; the liquid material inlet 3 is positioned at the top of the conical tank 1; the two-pair mechanical stirrer extends into the tapered tank 1 from the top of the tapered tank 1; the air aeration inlet 5 is positioned at the bottom of the conical tank 1, and the air aeration inlet 5 is communicated with the air inlet pipe; the solid-liquid mixture outlet 6 is positioned at the lower part of the conical tank 1.
Preferably, the height of the conical tank 1 is 1.5-2 m, the conical tank 1 takes a cylindrical tank body as a main body, the height ratio of the cylindrical tank body to the conical tank body is controlled to be 15-20: 1, the fact that the two-pair mechanical stirrer stretches into the bottom of the tank is ensured, disturbance and crushing effects are increased, large-sized solids are concentrated in the conical tank body, an auxiliary effect is achieved through aeration, large-sized solid particles are crushed by means of gas impact force, crushing efficiency is increased, and meanwhile fine particles are flushed back to the middle of the tank.
Preferably, the solid material inlet (calculated by the center of the solid material inlet circle) is 0.5m away from the top end of the conical tank 1; the diameter of the solid material inlet is 20-30 cm.
Preferably, the two-pair mechanical stirrer consists of two mechanical stirrers 4, each mechanical stirrer 4 is provided with an upper paddle type stirring paddle and a lower paddle type stirring paddle, and the distance between the upper paddle type stirring paddle and the lower paddle type stirring paddle is 50-80 cm.
Preferably, the air inlet pipe is provided with an aeration valve.
Preferably, the solid-liquid mixture outlet 6 is higher than the upper edge of the conical tank body.
Adopt the utility model discloses electroplating effluent field solid-liquid mixing arrangement carries out the solid-liquid and mixes, and operating procedure is: liquid materials enter the conical tank 1 from the liquid material inlet 3; when the liquid level in the tank exceeds the solid material inletStopping feeding when the upper edge is reached, starting the two mechanical mixers, wherein the mixing speed is 200-400 r/min, and opening the aeration valve to reach 300-800 m3Inputting air to make the bubbles in a boiling state; and (3) adding the solid medicament into the conical tank 1 from the solid medicament adding box 2, and outputting the solid-liquid mixed material from a solid-liquid mixture outlet after the solid medicament is fully mixed.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model adopts the closable solid dosing tank and carries out dosing from the liquid level, thereby effectively reducing smoke dust and improving the quality of the operation environment; the double-mechanical stirring is adopted, large-cluster solid particles generated in the contact process of the solid and water can be effectively crushed, the large-cluster solid particles are concentrated and sink at the bottom of the tank, aeration treatment is carried out on the bottom of the tank by adopting air, the large-cluster solid particles can be crushed by means of gas impact force on the one hand, and fine particles can be backflushed to the middle part of the tank on the other hand, so that the solid is crushed by the stirring paddle and the solid and liquid are uniformly mixed, the crushing efficiency of the coated mud clusters is effectively improved, and the solid and liquid mixing effect is.
The device of the utility model is simple in structure, convenient operation can effectively improve solid-liquid mixing efficiency, reduces the use of solid medicament, has great using value.
Drawings
FIG. 1 is a schematic structural view of the electroplating wastewater solid-liquid mixing device of the utility model.
In figure 1, 1-a conical tank, 2-a solid dosing tank, 3-a liquid material inlet, 4-a mechanical stirrer, 5-an air aeration inlet, and 6-a solid-liquid mixture outlet.
Detailed Description
The technical solution of the present invention is further explained by the following embodiments.
Example 1
As shown in figure 1, the solid-liquid mixing device in the field of electroplating wastewater comprises a conical tank 1, a solid dosing tank 2, a liquid material inlet 3, a two-line mechanical stirrer, an air aeration inlet 5 and a solid-liquid mixture outlet 6; the conical tank 1 consists of an upper cylindrical tank body and a lower inverted conical tank body; a solid material inlet is arranged on the side wall of the conical tank 1, the solid material inlet is connected with a solid dosing tank 2 through an inclined dosing pipe, and solid materials are fed from the side wall of the conical tank 1; the liquid material inlet 3 is positioned at the top of the conical tank 1; the two-pair mechanical stirrer extends into the tapered tank 1 from the top of the tapered tank 1; the air aeration inlet 5 is positioned at the bottom of the conical tank 1, and the air aeration inlet 5 is communicated with the air inlet pipe; the solid-liquid mixture outlet 6 is positioned at the lower part of the conical tank 1 but is higher than the upper edge of the conical tank.
The height of the conical tank 1 is 1.5-2 m, and the height ratio of the cylindrical tank body to the conical tank body is 15-20: 1.
The distance between the solid material inlet (calculated by the center of the solid material inlet) and the top end of the conical tank 1 is 0.5 m; the diameter of the solid material inlet is 20-30 cm.
The two-pair mechanical stirrer is composed of two mechanical stirrers 4, each mechanical stirrer 4 is provided with an upper paddle type stirring paddle and a lower paddle type stirring paddle, and the distance between the upper paddle type stirring paddle and the lower paddle type stirring paddle is 50-80 cm.
The air inlet pipe is provided with an aeration valve.
Adopt this embodiment electroplating effluent field solid-liquid mixing arrangement to carry out solid-liquid mixing, the operating procedure is: liquid materials enter the conical tank 1 from the liquid material inlet 3; stopping feeding when the liquid level in the tank exceeds the upper edge of the solid material inlet, starting the two-pair mechanical stirrer, wherein the stirring speed is 200-400 r/min, and opening the aeration valve to 300-800 m3Inputting air to make the bubbles in a boiling state; and (3) adding the solid medicament into the conical tank 1 from the solid medicament adding box 2, and outputting the solid-liquid mixed material from a solid-liquid mixture outlet after the solid medicament is fully mixed.
Claims (7)
1. A solid-liquid mixing device for electroplating wastewater is characterized by comprising a conical tank, a solid dosing tank, a liquid material inlet, two-pair mechanical stirrer, an air aeration inlet and a solid-liquid mixture outlet; the conical tank consists of an upper cylindrical tank body and a lower inverted conical tank body; a solid material inlet is arranged on the side wall of the conical tank, the solid material inlet is connected with a solid dosing tank through a dosing pipe, and solid materials are fed from the side wall of the conical tank; the liquid material inlet is positioned at the top of the conical tank; the two-pair mechanical stirrer extends into the conical tank from the top of the conical tank; the air aeration inlet is positioned at the bottom of the conical tank and communicated with the air inlet pipe; the solid-liquid mixture outlet is positioned at the lower part of the conical tank.
2. The electroplating wastewater solid-liquid mixing device according to claim 1, wherein the height of the conical tank is 1.5-2 m, and the height ratio of the cylindrical tank to the conical tank is 15-20: 1.
3. The solid-liquid mixing device for the electroplating wastewater according to claim 1, characterized in that the solid material inlet is 0.5m away from the top end of the conical tank.
4. The electroplating wastewater solid-liquid mixing device according to claim 1, wherein the diameter of the solid material inlet is 20-30 cm.
5. The solid-liquid mixing device for the electroplating wastewater according to claim 1, wherein the two-line mechanical stirrer comprises two mechanical stirrers, each mechanical stirrer comprises an upper paddle type stirring paddle and a lower paddle type stirring paddle, and the distance between the upper paddle type stirring paddle and the lower paddle type stirring paddle is 50-80 cm.
6. The solid-liquid mixing apparatus for electroplating wastewater according to claim 1, wherein the air inlet pipe is provided with an aeration valve.
7. The electroplating wastewater solid-liquid mixing device according to claim 1, characterized in that the solid-liquid mixture outlet is higher than the upper edge of the conical tank body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922295271.5U CN212151650U (en) | 2019-12-19 | 2019-12-19 | Electroplating effluent solid-liquid mixing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922295271.5U CN212151650U (en) | 2019-12-19 | 2019-12-19 | Electroplating effluent solid-liquid mixing arrangement |
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| Publication Number | Publication Date |
|---|---|
| CN212151650U true CN212151650U (en) | 2020-12-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922295271.5U Active CN212151650U (en) | 2019-12-19 | 2019-12-19 | Electroplating effluent solid-liquid mixing arrangement |
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| CN (1) | CN212151650U (en) |
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