CN214781438U - A minimizing system for oiliness mud - Google Patents
A minimizing system for oiliness mud Download PDFInfo
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- CN214781438U CN214781438U CN202120574566.0U CN202120574566U CN214781438U CN 214781438 U CN214781438 U CN 214781438U CN 202120574566 U CN202120574566 U CN 202120574566U CN 214781438 U CN214781438 U CN 214781438U
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Abstract
The utility model relates to the technical field of oily sludge treatment devices, in particular to a reduction system for oily sludge, which comprises a gravity filtering area and a dewatering area; the gravity filtering area is connected with a tempering stirring box, and the tempering stirring box is respectively connected with a feeding pump and a dosing pump; the gravity filtering area is also provided with a first sensor for measuring the depth of supernatant and a second sensor for measuring the thickness of the mud cake, and the first sensor and the second sensor are respectively connected with a control device; the feed pump, the dosing pump, the gravity filtering area and the dewatering area are all controlled by the control device. The system is simple in structure and easy to maintain, intelligent uninterrupted operation can be realized, the mud cakes can be finally dewatered in the dewatering area, the dried mud which can be reused is obtained, the environment is protected, and the waste of resources is avoided.
Description
Technical Field
The utility model relates to an oiliness sludge treatment equipment technical field especially relates to a minimizing system for oiliness sludge.
Background
The oily sludge has extremely complex components and is mainly formed by mixing emulsified oil, water, solid suspended matters and the like. If the oily sludge is directly discharged outside, a large amount of land is occupied, and toxic substances contained in the oily sludge pollute water, soil and air, so that the ecological environment is deteriorated. After the recovery of the oil sludge is successfully completed, the separation of the oil sludge for secondary utilization is a common phenomenon at present, but the existing separation technology not only needs to use expensive equipment, but also has an unsatisfactory separation effect, and cannot really apply the separated oil and sludge directly, and in view of the situation, a new technical scheme is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's problem, a minimizing system for oiliness mud is provided, utilize quenching and tempering agent and fatlute to carry out abundant accent in advance to the reaction in the modulation agitator tank, then carry the fatlute after the quenching and tempering to the gravity filtration district in, utilize the gravity principle, the great mud of density can deposit in the bottom, and then realize the layering of fatlute, under the effect of banding filter press cloth, the continuous outside output of mud after will deposiing, and the filtration pore on the banding filter press cloth is then followed to the supernatant is filtered.
The above purpose is realized by the following technical scheme:
a reduction system and a control method for oily sludge comprise the following steps:
the gravity filtering area is used for separating the mud and the oil, and can output the precipitated mud in the form of mud cakes;
the dehydration area is used for dehydrating the mud cakes to form dehydrated mud cakes;
the gravity filtering area is connected with the tempering stirring box and used for receiving tempered oil sludge, the tempering stirring box is respectively connected with a feed pump and a dosing pump, the feed pump is used for inputting the oil sludge, and the dosing pump is used for inputting a modulating agent;
the gravity filtering area is also provided with a first sensor for measuring the depth of supernatant and a second sensor for measuring the thickness of the mud cake, and the first sensor and the second sensor are respectively connected with a control device; the feed pump, the dosing pump, the gravity filtering area and the dewatering area are all controlled by the control device.
Preferably, the gravity filtering area comprises a first motor and at least one first driven wheel, and a first belt-shaped filter press cloth is connected between the first motor and the first driven wheel; the dewatering area comprises a second motor and at least one second driven wheel, a second strip-shaped press filtration cloth is connected between the second motor and the second driven wheel, the first driven wheel and the second driven wheel are mutually compressed to extrude the first strip-shaped press filtration cloth and the second strip-shaped press filtration cloth, and the mud cake is discharged after being mutually extruded through the first strip-shaped press filtration cloth and the second strip-shaped press filtration cloth to obtain a dewatered mud cake.
Preferably, the first motor and the second motor maintain synchronous rotating speed.
Preferably, the first band-shaped filter press cloth is obliquely arranged, a pressing wheel is arranged at the bottom side of the oblique angle, and a temporary filter tank is formed between the pressing wheel and the first band-shaped filter press cloth and used for temporarily storing precipitated mud and oil water.
Preferably, the first sensor and the second sensor are ultrasonic ranging sensors or laser ranging sensors.
A control method for a reduction system of oily sludge specifically comprises the following steps:
d is the optimal parameter value of the supernatant depth in the gravity filtering area in the system preset in the control device0The optimal parameter value of the thickness of the mud cake in the gravity filtering area is t0；
The first sensor detects the depth d of the supernatant in the gravity filtering area in real time and sends the depth d to the control device;
the second sensor detects the thickness t of the mud cake in the gravity filtering area in real time and sends the thickness t to the control device;
by comparing d and d0T and t0The intelligent control of the feeding pump, the dosing pump, the gravity filtering area and the dewatering area by the control device is realized by the size relationship among the feeding pump, the dosing pump, the gravity filtering area and the dewatering area.
Preferably, said comparisons d and d0T and t0The size relationship between the two specifically includes:
(1) when d > d0And t > t0When the gravity filtering area is in the normal state, the control device controls to increase the dosing speed of the dosing pump or increase the filtering speed of the gravity filtering area;
(2) when d > d0And t is equal to t0When the gravity filtering area is in a normal state, the control device controls and increases the filtering speed of the gravity filtering area;
(3) when d > d0And t < t0When the medicine is fed, the control device controls and reduces the medicine feeding speed of the medicine feeding pump;
(4) when d ═ d0And t > t0When the gravity filtering area is in a normal state, the control device controls and increases the filtering speed of the gravity filtering area;
(5) when d ═ d0And t is equal to t0If so, maintaining the current situation;
(6) when d ═ d0And t < t0When the gravity filtering area is in a normal state, the control device controls to reduce the filtering speed of the gravity filtering area or reduce the dosing speed of the dosing pump;
(7) when d < d0And t > t0When the gravity filtering area is in the normal state, the control device controls and reduces the filtering speed of the gravity filtering area;
(8) when d < d0And t is equal to t0If so, maintaining the current situation;
(9) when d < d0And t < t0And when the gravity filtering area is in a closed state, the control device controls to reduce the filtering speed of the gravity filtering area or reduce the dosing speed of the dosing pump.
Preferably, the adjustment of the filtration speed of the gravity filtration zone is effected by the rotational speed of the band-shaped filter press cloth.
Advantageous effects
The utility model provides a minimizing system and control method for oiliness mud, a minimizing system and control method for oiliness mud is provided, utilize quenching and tempering agent and fatlute to carry out abundant quenching and tempering reaction in advance in the modulation agitator tank, then carry the fatlute after the quenching and tempering to the gravity filtration district in, utilize the gravity principle, the great mud of density can deposit in the bottom, and then realize the layering of fatlute, under the effect of banding filter press cloth, the continuous outside output of mud after will deposiing, and the filtration pore on the banding filter press cloth is then followed to the supernatant fluid is filtered. The system is simple in structure and easy to maintain, intelligent uninterrupted operation can be realized, the mud cakes can be finally dewatered in the dewatering area, the dried mud which can be reused is obtained, the environment is protected, and the waste of resources is avoided.
Drawings
Fig. 1 is a schematic structural diagram of a reduction system for oily sludge according to the present invention.
Graphic notation:
1-gravity filtration area, 11-first motor, 12-first driven wheel, 13-first belt-shaped filter pressing cloth, 14-pressing wheel, 15-filtration tank, 16-first motor wheel, 2-dewatering area, 21-second motor, 22-second driven wheel, 23-second belt-shaped filter pressing cloth, 24-second motor wheel, 3-tempering stirring box, 4-feeding pump, 5-dosing pump, 6-supernatant, 7-mud cake, 8-first sensor, 9-second sensor and 10-control device.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1, a reduction system for oily sludge includes:
the gravity filtering area 1 is used for separating mud and oil, supernatant liquid 6 and precipitated mud are formed after separation, and the precipitated mud is output in the form of mud cakes 7;
the dehydration zone 2 is used for dehydrating the mud cake 7 to form a dehydrated mud cake;
the gravity filtering area 1 is connected with a tempering stirring box 3 and used for receiving tempered oil sludge, the tempering stirring box 3 is respectively connected with a feed pump 4 and a dosing pump 5, the feed pump 4 is used for inputting the oil sludge, and the dosing pump 5 is used for inputting a modulating agent;
the gravity filtering area 1 is also provided with a first sensor 8 for measuring the depth of the supernatant liquid 6 and a second sensor 9 for measuring the thickness of the mud cake 7, and the first sensor 8 and the second sensor 9 are respectively connected with a control device 10; in order to realize intelligent control, the feeding pump 4, the dosing pump 5, the gravity filtering area 1 and the dewatering area 2 are all controlled by the control device 10.
Specifically, the method comprises the following steps: and (3) inputting the tempered oil sludge from the tempering and stirring tank 3 into the gravity filtering area 1, quickly precipitating and filtering, pressing the precipitated sludge into a sludge cake 7, and allowing the sludge to enter the dewatering area 2 for dewatering again to finally become a dewatered sludge cake.
As an optimization of this embodiment, the gravity filtering area 1 includes a first motor 11 and at least one first driven wheel 12, the first motor 11 is connected with a first motor wheel 16, a first belt-shaped filter press cloth 13 is connected between the first motor wheel 16 and the first driven wheel 12, and the first belt-shaped filter press cloth 13 can rotate under the driving of the first motor 11, so as to achieve the purpose of outputting mud cakes deposited on the surface of the filter press cloth; the dewatering area 2 comprises a second motor 21 and at least one second driven wheel 22, a second motor wheel 24 is connected to the second motor 21, a second belt-shaped press-filtering cloth 23 is connected between the second motor wheel 24 and the second driven wheel 22, and the second belt-shaped press-filtering cloth 23 can rotate under the driving of the second motor 21, so that the purpose of attaching and pressing the first belt-shaped press-filtering cloth 13 is achieved; the first strip-shaped press-filtering cloth 13 and the second strip-shaped press-filtering cloth 23 are mutually extruded through mutual pressing of the first driven wheel 12 and the second driven wheel 22, and the mud cake 7 is discharged after being mutually extruded through the first strip-shaped press-filtering cloth 13 and the second strip-shaped press-filtering cloth 23, so that the dewatered mud cake is obtained.
In this embodiment, the larger the number of the first driven wheels 12 and the second driven wheels 22 is, the longer the dewatering path and time of the mud cake 7 can be extended, and the better dewatering purpose can be achieved.
In addition, in order to realize the synchronous movement of the first driven wheel 12 and the second driven wheel 22, the synchronous rotation speed of the first motor 11 and the second motor 21 can be maintained by a servo controller provided in the control device 10.
In the system, the first band-shaped press-filtering cloth 13 is obliquely arranged, a pressing wheel 14 is arranged at the bottom side of the oblique angle, a temporary filter tank 15 can be formed between the pressing wheel 14 and the first band-shaped press-filtering cloth 13, the filter tank 15 is used for temporarily storing precipitated mud and oil water, and layering, namely supernatant 6 and mud cakes 7, can be observed.
In this embodiment, the first sensor 8 and the second sensor 9 are ultrasonic distance measuring sensors or laser distance measuring sensors.
A control method for a reduction system of oily sludge specifically comprises the following steps:
the optimum parameter value for the depth of the supernatant liquid 6 in the gravity filtration zone 1 in the system is preset in the control device 10 as d0The optimal parameter value of the thickness of the mud cake 7 in the gravity filtering area 1 is t0；
The first sensor 8 detects the depth d of the supernatant in the gravity filtering area 1 in real time and sends the depth d to the control device 10;
the second sensor detects the thickness t of the mud cake in the gravity filtering area 1 in real time 9 and sends the mud cake to the control device 10;
by comparing d and d0T and t0The size relationship among the two components realizes the intelligent control of the feeding pump 4, the dosing pump 5, the gravity filtering area 1 (namely, the first motor 11) and the dewatering area 2 (namely, the second motor 21) by the control device 10.
D and d0T and t0The magnitude relationship between them, i.e. the corresponding operation, is as follows:
(1) when d > d0And t > t0When the medicine is added, the control device 10 sends a medicine adding control signal to the medicine adding pump 5 to control the medicine adding pump 5 to increaseThe dosing speed is increased, or filter cloth speed control signals are sent to the first motor 11 and the second motor 21, so that the rotating speeds of the first motor 11 and the second motor 21 are increased, and the filtering speed of the gravity filtering area 1 is increased;
(2) when d > d0And t is equal to t0When the filter cloth is in use, the control device 10 sends filter cloth speed control signals to the first motor 11 and the second motor 21, so that the rotating speeds of the first motor 11 and the second motor 21 are increased, and the filtering speed of the gravity filtering area 1 is increased;
(3) when d > d0And t < t0When the medicine is fed, the control device 10 sends a medicine feeding control signal to the medicine feeding pump 5 to control and reduce the medicine feeding speed of the medicine feeding pump 5;
(4) when d ═ d0And t > t0When the filter cloth is in use, the control device 10 sends filter cloth speed control signals to the first motor 11 and the second motor 21, so that the rotating speeds of the first motor 11 and the second motor 21 are increased, and the filtering speed of the gravity filtering area 1 is increased;
(5) when d ═ d0And t is equal to t0If so, maintaining the current situation;
(6) when d ═ d0And t < t0When the filter cloth is in use, the control device 10 sends filter cloth speed control signals to the first motor 11 and the second motor 21, so that the rotating speeds of the first motor 11 and the second motor 21 are reduced, and the filtering speed of the gravity filtering area 1 is reduced; or sending a dosing control signal to the dosing pump 5 to control and reduce the dosing speed of the dosing pump 5;
(7) when d < d0And t > t0When the filter cloth is in use, the control device 10 sends filter cloth speed control signals to the first motor 11 and the second motor 21, so that the rotating speeds of the first motor 11 and the second motor 21 are reduced, and the filtering speed of the gravity filtering area 1 is reduced;
(8) when d < d0And t is equal to t0If so, maintaining the current situation;
(9) when d < d0And t < t0Then the control device 10, sending a filter cloth speed control signal to the first motor 11 and the second motor 21, and reducing the rotating speed of the first motor 11 and the second motor 21 to reduce the filtering speed of the gravity filtering area 1; or sending a dosing control signal to the dosing pump 5 to control and reduce the dosing speed of the dosing pump 5.
The intelligent control of the system can ensure that the system realizes automatic adjustment and realizes operation under the optimal condition.
The above description is only for the purpose of illustrating embodiments of the present invention and should not be taken as limiting the invention, and any modifications, equivalents, improvements and the like made by those skilled in the art within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. A system for minimizing oily sludge, characterized in that: comprises that
The gravity filtering area is used for separating the mud and the oil, and can output the precipitated mud in the form of mud cakes;
the dehydration area is used for dehydrating the mud cakes to form dehydrated mud cakes;
the gravity filtering area is connected with the tempering stirring box and used for receiving tempered oil sludge, the tempering stirring box is respectively connected with a feed pump and a dosing pump, the feed pump is used for inputting the oil sludge, and the dosing pump is used for inputting a modulating agent;
the gravity filtering area is also provided with a first sensor for measuring the depth of supernatant and a second sensor for measuring the thickness of the mud cake, and the first sensor and the second sensor are respectively connected with a control device; the feed pump, the dosing pump, the gravity filtering area and the dewatering area are all controlled by the control device.
2. A system for the reduction of oily sludge according to claim 1, characterized in that: the gravity filtering area comprises a first motor and at least one first driven wheel, and a first strip-shaped filter pressing cloth is connected between the first motor and the first driven wheel; the dewatering area comprises a second motor and at least one second driven wheel, a second strip-shaped press filtration cloth is connected between the second motor and the second driven wheel, the first driven wheel and the second driven wheel are mutually compressed to extrude the first strip-shaped press filtration cloth and the second strip-shaped press filtration cloth, and the mud cake is discharged after being mutually extruded through the first strip-shaped press filtration cloth and the second strip-shaped press filtration cloth to obtain a dewatered mud cake.
3. A system for the reduction of oily sludge according to claim 2, characterized in that: the first motor and the second motor keep synchronous rotating speed.
4. A system for the reduction of oily sludge according to claim 2, characterized in that: the first band-shaped filter press cloth is obliquely arranged, a pressing wheel is arranged at the bottom side of the inclination angle, and a temporary filter tank is formed between the pressing wheel and the first band-shaped filter press cloth and used for temporarily storing precipitated mud and oil water.
5. A system for the reduction of oily sludge according to claim 1, characterized in that: the first sensor and the second sensor are ultrasonic ranging sensors or laser ranging sensors.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120574566.0U CN214781438U (en) | 2021-03-19 | 2021-03-19 | A minimizing system for oiliness mud |
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| CN202120574566.0U CN214781438U (en) | 2021-03-19 | 2021-03-19 | A minimizing system for oiliness mud |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113045168A (en) * | 2021-03-19 | 2021-06-29 | 热纳亚环保科技(上海)有限公司 | Reduction system for oily sludge and control method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113045168A (en) * | 2021-03-19 | 2021-06-29 | 热纳亚环保科技(上海)有限公司 | Reduction system for oily sludge and control method |
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