CN211971959U - Lactic acid waste liquid treatment retrieval and utilization device - Google Patents
Lactic acid waste liquid treatment retrieval and utilization device Download PDFInfo
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- CN211971959U CN211971959U CN202020543884.6U CN202020543884U CN211971959U CN 211971959 U CN211971959 U CN 211971959U CN 202020543884 U CN202020543884 U CN 202020543884U CN 211971959 U CN211971959 U CN 211971959U
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Abstract
The utility model discloses a lactic acid waste liquid treatment recycling device, including electronic dosing machine, useless lactic acid blending tank, self-cleaning filter equipment, the secondary joins in marriage the fluid reservoir, finished product fluid reservoir and lactic acid stock solution jar, lactic acid waste liquid blending tank is connected with compressed air normal blow pipeline and self-cleaning filter equipment through waste liquid feed line, be connected with compressed air blowback pipeline on the self-cleaning filter equipment, self-cleaning filter equipment is connected with the secondary joins in marriage the fluid reservoir through the liquid outlet pipeline, lactic acid stock solution jar is connected with the secondary joins in marriage the fluid reservoir through the stock solution feed line, the lower part and the upper portion of secondary joins in marriage the fluid reservoir are connected with the both ends of circulation pipeline respectively, be equipped with circulation diaphragm pump and lactic acid concentration detector on the circulation pipeline, the secondary joins in marriage the fluid reservoir and is connected; the utility model discloses simple structure can be with the lactic acid solution recycle in the lactic acid waste liquid to liquid is joined in marriage to the secondary, obtains the lactic acid solution that satisfies the certain concentration of field usage, reaches energy saving and emission reduction's purpose.
Description
Technical Field
The utility model relates to a photovoltaic trade section of cutting technology section waste liquid treatment technical field that comes unstuck specifically is a lactic acid waste liquid handles retrieval and utilization device.
Background
A large amount of degumming waste liquid can be generated by a slicing process in the photovoltaic industry, the treatment measure of the degumming waste liquid at present is that the degumming waste liquid is directly discharged to a waste water treatment station to be mixed and diluted with other waste water and then is treated by adopting conventional flocculation and filtration means, the particle size of silicon powder contained in the lactic acid waste liquid is extremely small and is between 0.1 and 5 micrometers, and the common filtration means is difficult to directly treat; meanwhile, the waste liquid of lactic acid is directly discharged as waste liquid, which is a waste of lactic acid.
Based on this, the utility model designs a lactic acid waste liquid treatment retrieval and utilization device to solve the above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a recycling device is handled to lactic acid waste liquid, simple structure can be with the lactic acid solution recycle in the lactic acid waste liquid to the liquid is joined in marriage to the secondary, obtains the lactic acid solution who satisfies the certain concentration of field usage, reaches energy saving and emission reduction's purpose, with the problem of proposition in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a lactic acid waste liquid treatment and recycling device comprises an electric dosing machine, a waste lactic acid blending tank, a self-cleaning filtering device, a secondary liquid preparation tank, a finished product liquid tank and a raw lactic acid liquid tank, wherein the electric dosing machine is connected with the waste lactic acid blending tank through a medicament conveying pipe, the waste lactic acid blending tank is connected with a waste liquid input diaphragm pump through a waste liquid input pipeline, a high liquid level float switch and a low liquid level float switch are arranged in the waste lactic acid blending tank, a first weighting meter is arranged at the bottom of the waste lactic acid blending tank, the lactic acid waste liquid blending tank is connected with a compressed air positive blowing pipeline through a waste liquid feeding pipeline, a feeding diaphragm pump and a feeding electric valve are arranged on the waste liquid feeding pipeline, a positive blowing electromagnetic valve is arranged on the compressed air positive blowing pipeline, the compressed air positive blowing pipeline is connected with the self-cleaning filtering device, and a compressed air reverse blowing pipeline is connected, the device comprises a compressed air reverse blowing pipeline, a self-cleaning filtering device, a primary lactic acid liquid tank, a secondary liquid preparation tank, a circulating diaphragm pump, a lactic acid concentration detector, a secondary liquid preparation tank and a liquid preparation output pipeline, wherein the compressed air reverse blowing pipeline is provided with a reverse blowing electromagnetic valve, the self-cleaning filtering device is connected with the secondary liquid preparation tank through a liquid outlet pipeline, the primary lactic acid liquid tank is connected with the secondary liquid preparation tank through a primary liquid supply pipeline, the bottom of the secondary liquid preparation tank is provided with a second load meter, the lower part and the upper part of the secondary liquid preparation tank are.
Preferably, the top of the self-cleaning filtering device is provided with a pressure gauge, the bottom of the self-cleaning filtering device is provided with a slag discharge valve, and a material receiving trolley is arranged below the slag discharge valve.
Preferably, an electric liquid outlet valve is arranged on the liquid outlet pipeline.
Preferably, the raw liquid supply pipe is provided with a raw liquid supply diaphragm pump.
Preferably, a first stirrer is arranged in the lactic acid waste liquid blending tank, a second stirrer is arranged in the secondary liquid blending tank, and a third stirrer is arranged in the lactic acid raw liquid tank.
Preferably, the electric dosing machine, the waste liquid input diaphragm pump, the high liquid level float switch, the low liquid level float switch, the first load meter, the feeding diaphragm pump, the feeding electric valve, the forward blowing electromagnetic valve, the reverse blowing electromagnetic valve, the second load meter, the circulating diaphragm pump, the lactic acid concentration detector, the liquid distribution output diaphragm pump, the pressure gauge, the slag discharge valve, the liquid outlet electric valve, the stock solution supply diaphragm pump, the first stirrer, the second stirrer and the third stirrer are all electrically connected with the external PLC control panel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a diatomaceous earth is as adsorbing the medicament, the superfine silica flour in the physical adsorption lactic acid waste liquid to filter through self-cleaning filter equipment, obtain good lactic acid recovery liquid.
2. The utility model discloses self-cleaning filter equipment degree of automation is high, through PLC control, need not personnel and participates in, can carry out the feeding automatically, unload mud, back flush process, satisfies continuous production's requirement.
3. The utility model discloses a cooperation of weighing instrument and online lactic acid concentration detector, but the recovery lactic acid concentration in the fluid reservoir is joined in marriage to the accurate control secondary, directly obtains the lactic acid solution who satisfies the certain concentration of requirement on probation.
4. The utility model discloses transporting of material basically goes on in equipment and pipeline, and on-the-spot cleanliness is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a flow chart of the waste liquid treatment process of the present invention;
fig. 3 is a flow chart of the secondary liquid preparation procedure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides a technical solution of a lactic acid waste liquid treatment and recycling device: comprises an electric dosing machine 1, a waste lactic acid blending tank 19, a self-cleaning filtering device 23, a secondary liquid preparation tank 29, a finished product liquid tank 32 and a raw lactic acid liquid tank 5, wherein the electric dosing machine 1 is connected with the waste lactic acid blending tank 19 through a medicament conveying pipe 2, the waste lactic acid blending tank 19 is connected with a waste liquid input diaphragm pump 16 through a waste liquid input pipeline 17, a high liquid level float switch 34 and a low liquid level float switch 35 are arranged in the waste lactic acid blending tank 19, a first dutometer 15 is arranged at the bottom of the waste lactic acid blending tank 19, the waste lactic acid blending tank 19 is connected with a compressed air forward blowing pipeline 8 through a waste liquid feeding pipeline 21, a feeding diaphragm pump 20 and a feeding electric valve 22 are arranged on the waste liquid feeding pipeline 21, a forward blowing electromagnetic valve 3 is arranged on the compressed air forward blowing pipeline 8, the compressed air forward blowing pipeline 8 is connected with the self-cleaning filtering device 23, the compressed air back flushing pipeline 7 is provided with a back flushing electromagnetic valve 4, the self-cleaning filtering device 23 is connected with a secondary liquid preparation tank 29 through a liquid outlet pipeline 12, the lactic acid raw liquid tank 5 is connected with the secondary liquid preparation tank 29 through a raw liquid supply pipeline 11, the bottom of the secondary liquid preparation tank 29 is provided with a second load meter 27, the lower part and the upper part of the secondary liquid preparation tank 29 are respectively connected with two ends of a circulating pipeline 31, the circulating pipeline 31 is provided with a circulating diaphragm pump 30 and a lactic acid concentration detector 33, the secondary liquid preparation tank 29 is connected with a finished liquid tank 32 through a liquid preparation output pipeline 14, and the liquid preparation output pipeline 14 is provided with a liquid preparation output diaphragm pump 13.
Wherein, the top of the self-cleaning filtering device 23 is provided with a pressure gauge 26, the bottom of the self-cleaning filtering device 23 is provided with a slag discharge valve 24, and a material receiving trolley 25 is arranged below the slag discharge valve 24.
Wherein, the liquid outlet pipe 12 is provided with a liquid outlet electric valve 10; a stock solution supply diaphragm pump 9 is arranged on the stock solution supply pipeline 11; a first stirrer 18 is arranged in the lactic acid waste liquid blending tank 19, a second stirrer 28 is arranged in the secondary liquid blending tank 29, and a third stirrer 6 is arranged in the lactic acid raw liquid tank 5.
The electric dosing machine 1, the waste liquid input diaphragm pump 16, the high liquid level float switch 34, the low liquid level float switch 35, the first load meter 15, the feeding diaphragm pump 20, the feeding electric valve 22, the forward blowing electromagnetic valve 3, the back blowing electromagnetic valve 4, the second load meter 27, the circulating diaphragm pump 30, the lactic acid concentration detector 33, the liquid distribution output diaphragm pump 13, the pressure gauge 26, the slag discharge valve 24, the liquid outlet electric valve 10, the raw liquid supply diaphragm pump 9, the first stirring machine 18, the second stirring machine 28 and the third stirring machine 6 are all electrically connected with an external PLC control panel.
The specific working principle is as follows:
add diatomaceous earth in the electronic medicine adding machine 1, lactic acid waste liquid inputs 16 transport lactic acid waste liquid blending tanks 19 of diaphragm pump through lactic acid waste liquid, when lactic acid solution reachd high liquid level in the lactic acid waste liquid blending tanks 19, the action of high liquid level float switch 34, output signal to PLC, by PLC control, 16 stop work of lactic acid waste liquid input diaphragm pump, first mixer 18 starts, electronic medicine adding machine 1 starts, through throwing material pipeline 2, carry the medicament to lactic acid waste liquid blending tanks 19, stir.
And (3) blending the lactic acid waste liquid according to the preset time, after the blending is finished, starting a feeding diaphragm pump 20 by the PLC, pumping the blended lactic acid waste liquid into a self-cleaning filtering device 23 for filtering, and controlling the first forward-blowing electromagnetic valve 3 to be closed, the second reverse-blowing electromagnetic valve 4 to be closed, the liquid outlet pipeline electric valve 10 to be opened and the feeding electric valve 22 to be opened by the PLC in the process. After the filtration is finished, the pressure gauge 26 alarms when reaching the upper limit of 0.6MPa, the PLC controls the stop of the feeding diaphragm pump 20, the closing of the feeding electric valve 22, the closing of the liquid outlet pipeline electric valve 10, the closing of the back blowing electromagnetic valve 4, the opening of the forward blowing electromagnetic valve 3 and the forward blowing drying of filter cakes.
After the filter cake is dried, the PLC is used for controlling to close the forward blowing electromagnetic valve 3, open the back blowing electromagnetic valve 4, open the bottom deslagging valve 24, remove the filter cake, and drop the removed filter residue into the material receiving trolley 25.
The clear lactic acid recovery liquid filtered by the self-cleaning filtering device 23 enters a secondary liquid preparation tank 29, is weighed by a second weighing instrument 27 (the weighing instrument adopts a Torluo SWB505 model), and records the data to a PLC; the PLC controls the start of the second stirrer 28, the PLC controls the start of the liquid preparation tank circulating diaphragm pump 30, and circulating conveying is carried out through a liquid preparation tank circulating pipeline 31; detecting the concentration of the lactic acid by an online lactic acid concentration detector 33, and recording the data to the PLC; the mass of the stock solution of lactic acid required for reaching the target concentration is calculated by the PLC, the stock solution of lactic acid is supplied to the diaphragm pump 9 and is conveyed from the stock solution of lactic acid storage tank 5 to the secondary solution preparation tank 30 through the stock solution of lactic acid supply pipeline, the weight instrument 27 records the mass change, after the mass of lactic acid required for calculation is reached, the stock solution of lactic acid is controlled by the PLC to be closed to be supplied to the diaphragm pump 9, and secondary preparation and stirring are carried out in the secondary solution preparation tank 29.
After the preset blending and stirring time is reached, the PLC controls to start the secondary liquid blending and conveying diaphragm pump 13, and the secondary liquid blending in the secondary liquid blending tank 29 is conveyed to the finished product liquid tank 32 through the secondary liquid blending output pipeline 14 to be stored for on-site use.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a lactic acid waste liquid treatment retrieval and utilization device which characterized in that: comprises an electric dosing machine (1), a waste lactic acid blending tank (19), a self-cleaning filtering device (23), a secondary liquid preparation tank (29), a finished product liquid tank (32) and a lactic acid raw liquid tank (5), wherein the electric dosing machine (1) is connected with the waste lactic acid blending tank (19) through a medicament conveying pipe (2), the waste lactic acid blending tank (19) is connected with a waste liquid input diaphragm pump (16) through a waste liquid input pipeline (17), a high liquid level float switch (34) and a low liquid level float switch (35) are arranged in the waste lactic acid blending tank (19), a first weighing meter (15) is arranged at the bottom of the waste lactic acid blending tank (19), the lactic acid waste liquid blending tank (19) is connected with a compressed air forward blowing pipeline (8) through a waste liquid feeding pipeline (21), and a feeding diaphragm pump (20) and a feeding diaphragm pump (22) are arranged on the waste liquid feeding pipeline (21), a positive-blowing electromagnetic valve (3) is arranged on the compressed air positive-blowing pipeline (8), the compressed air positive-blowing pipeline (8) is connected with a self-cleaning filtering device (23), a compressed air back-blowing pipeline (7) is connected on the self-cleaning filtering device (23), a back-blowing electromagnetic valve (4) is arranged on the compressed air back-blowing pipeline (7), the self-cleaning filtering device (23) is connected with a secondary liquid distribution tank (29) through a liquid outlet pipeline (12), the lactic acid raw liquid tank (5) is connected with the secondary liquid distribution tank (29) through a raw liquid supply pipeline (11), a second load meter (27) is arranged at the bottom of the secondary liquid distribution tank (29), the lower part and the upper part of the secondary liquid distribution tank (29) are respectively connected with two ends of a circulating pipeline (31), a circulating diaphragm pump (30) and a lactic acid concentration detector (33) are arranged on the circulating pipeline (31), the secondary liquid preparation tank (29) is connected with the finished product liquid tank (32) through a liquid preparation output pipeline (14), and a liquid preparation output diaphragm pump (13) is arranged on the liquid preparation output pipeline (14).
2. The lactic acid waste liquid treatment and recycling device according to claim 1, characterized in that: the top of the self-cleaning filtering device (23) is provided with a pressure gauge (26), the bottom of the self-cleaning filtering device (23) is provided with a slag discharge valve (24), and a material receiving trolley (25) is arranged below the slag discharge valve (24).
3. The lactic acid waste liquid treatment and recycling device according to claim 1, characterized in that: and a liquid outlet electric valve (10) is arranged on the liquid outlet pipeline (12).
4. The lactic acid waste liquid treatment and recycling device according to claim 1, characterized in that: and a stock solution supply diaphragm pump (9) is arranged on the stock solution supply pipeline (11).
5. The lactic acid waste liquid treatment and recycling device according to claim 1, characterized in that: a first stirrer (18) is arranged in the lactic acid waste liquid blending tank (19), a second stirrer (28) is arranged in the secondary liquid blending tank (29), and a third stirrer (6) is arranged in the lactic acid raw liquid tank (5).
6. The lactic acid waste liquid treatment and recycling device according to any one of claims 1 to 5, characterized in that: the automatic liquid level control system comprises an electric dosing machine (1), a waste liquid input diaphragm pump (16), a high liquid level float switch (34), a low liquid level float switch (35), a first load meter (15), a feeding diaphragm pump (20), a feeding electric valve (22), a forward blowing electromagnetic valve (3), a back blowing electromagnetic valve (4), a second load meter (27), a circulating diaphragm pump (30), a lactic acid concentration detector (33), a liquid distribution output diaphragm pump (13), a pressure gauge (26), a slag discharge valve (24), a liquid outlet electric valve (10), a stock solution supply diaphragm pump (9), a first stirring machine (18), a second stirring machine (28) and a third stirring machine (6) which are all electrically connected with an external PLC control panel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020543884.6U CN211971959U (en) | 2020-04-15 | 2020-04-15 | Lactic acid waste liquid treatment retrieval and utilization device |
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| CN202020543884.6U CN211971959U (en) | 2020-04-15 | 2020-04-15 | Lactic acid waste liquid treatment retrieval and utilization device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114002046A (en) * | 2021-10-11 | 2022-02-01 | 中国原子能科学研究院 | Source manufacturing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114002046A (en) * | 2021-10-11 | 2022-02-01 | 中国原子能科学研究院 | Source manufacturing device |
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