CN215208863U - Process carbon black wastewater treatment equipment - Google Patents

Abstract

The utility model discloses a technology carbon black effluent treatment plant, include: the lower end of the thickener is respectively connected with a stop valve A and a stop valve B; the upper end of the homogenizing tank is sequentially connected with a stop valve E and a flocculating agent pump; stop valve H and stop valve I rear end connect centrifuge, the junction is provided with the manometer, this equipment can effectively prevent that the flocculating agent caking of adding is extravagant, prevent directly to add the flocculating agent in the charcoal black mud, and increase centrifuge's load, can improve the utilization ratio of flocculating agent greatly after the flocculating agent of interpolation and the mixing of charcoal black water in this equipment, play fine flocculation and sedimentation effect when practicing thrift the cost, the stirring through the homogeneity jar after the transformation is all equal, the flocculating agent in the carbon black aquatic can be stable, even, can guarantee in secondary sedimentation treatment that the carbon black water after mixing gets into centrifuge after the carbon black can obtain high-efficient settlement, can satisfy the environmental protection requirement after discharging.

Description

Process carbon black wastewater treatment equipment

Technical Field

The utility model belongs to the technical field of natural gas schizolysis system acetylene technology carbon black water processing system, especially relate to a technology carbon black waste water treatment equipment.

Background

Carbon black effluent treatment plant and technology on the existing market have design defects, wherein high-efficient settler top is strained and is emitted and have design defects, the jam frequently appears, suppress the circumstances such as press, unable normal operating, the flocculating agent mixed liquid that mainly adds alone has directly got into centrifugal dehydrator along with the pipeline, the load of centrifugal dehydrator has been increased, and the flocculating agent does not mix completely with the charcoal black water, it is inhomogeneous to lead to the flocculating agent to distribute, the low-usage, the charcoal black water can not effectively subside, the carbon black discharges and can't reach the design requirement, cause a large amount of carbon black waste water to directly discharge into whole factory wastewater systems from high-efficient settler side, caused the carbon black in the carbon black waste water and exceeded standard, caused the pollution to company's wastewater system, can't discharge to reach standard. When the added flocculating agent is not uniform in proportion, caking is easily caused after the carbon black water is added, the carbon black water cannot be flocculated and settled, and meanwhile, a large amount of flocculating agent is wasted, so that the production cost is increased. And the carbon black treatment system is unstable in operation, and the carbon black water treatment effect is poor, so that the environmental protection requirement cannot be completely met.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model provides a technology carbon black waste water treatment equipment, in the carbon black mud that comes out from the thickener got into the homogeneity jar, dwell time was about 15 ~ 20 minutes, after the agitator stirring in the homogeneity jar, carried to centrifugal dehydrator through homogeneity tank bottoms carbon black mud pump, guaranteed the carbon black and the flocculating agent misce bene of entering, after centrifugal dehydrator dehydration, the solid content promoted to 15 ~ 18% in the carbon black mud, and dewatering effect is obvious. And the flocculating agent and the carbon black water which are added are fully mixed in the homogenizing tank, so that the waste of the medicament is reduced, the cost is saved, the utilization rate of the medicament is improved, the carbon black water after mixing can be efficiently precipitated in the centrifugal machine, and the environmental protection requirement can be met after the carbon black water is discharged.

For realizing the purpose of the utility model, the utility model adopts the following technical scheme: a process carbon black wastewater treatment device comprises: the device comprises a thickener, a centrifugal machine and a homogenizing tank, wherein the lower end of the thickener is respectively connected with a stop valve A and a stop valve B; the rear end of the stop valve A is sequentially connected with a first feeding pump and a stop valve C; the rear end of the stop valve B is sequentially connected with a second feeding pump and a stop valve D; the rear ends of the stop valve C and the stop valve D are connected with a homogenizing tank; the upper end of the homogenizing tank is sequentially connected with a stop valve E and a flocculating agent pump; the rear end of the homogenizing tank is connected with a stop valve F and a stop valve G; the rear end of the stop valve F is sequentially connected with a third feeding pump and a stop valve H; the rear end of the stop valve G is sequentially connected with a feeding pump IV and a stop valve I; the rear ends of the stop valve H and the stop valve I are connected with a centrifugal machine, and a pressure gauge is arranged at the joint.

Further, the homogenizing tank comprises: the tank body, the motor and the speed reducer; the tank body is of a cylindrical cavity structure, and the upper end of the tank body is open; a first bracket is arranged in the middle of the opening of the tank body; a motor is sleeved in the first support; the lower end of the motor is provided with a speed reducer; the lower end of the speed reducer is provided with a stirring rod which is vertically inserted into the inner cavity of the tank body; the lower end of the stirring rod is provided with a stirring blade; the outer side wall of the lower end of the tank body is provided with four second supports.

Further, a first feed inlet and a second feed inlet are formed in one side of the tank body; a discharge hole is formed in the left side of the bottom of the tank body; a valve is arranged on the discharge hole; the first feeding hole is connected with a stop valve E; the second feeding hole is connected with a stop valve C and a stop valve D; the discharge port is connected with a stop valve F and a stop valve G.

Furthermore, each bracket II is fixed with the tank body through a connecting piece; the connecting piece is in a trapezoidal hollow shape; and each second bracket is inserted into the connecting piece and fixedly connected with the inside of the connecting piece through a bolt.

Compared with the prior art, the utility model, following beneficial effect has:

this equipment is through changing the process method that directly adds carbon black water and flocculating agent alone in the centrifuge in the past, behind the homogeneity jar after the transformation in advance with carbon black water and flocculating agent stirring, the flocculating agent can mix completely with carbon black water and carry to centrifuge again and subside the processing, neither can increase centrifuge's load, can make carbon black waste water discharge up to standard again, does not cause serious environmental pollution, and influences chemical company's production operation. The flocculant after stirring achieves the effects of stability, uniformity and high utilization rate, and the mixed carbon black water is also effectively settled without agglomeration. The homogeneity jar among the device has practicality, validity, mixes the back through the homogeneity jar after the transformation not only effectual saving cost, still improves the stability of carbon black processing system operation, satisfies the environmental protection requirement of discharging after the carbon black water treatment.

Drawings

FIG. 1 is a schematic flow diagram of a carbon black waste water treatment apparatus of the present invention;

FIG. 2 is a schematic view of a structure of a homogenizing tank of the process carbon black wastewater treatment equipment of the present invention;

FIG. 3 is a schematic view of the structure of a connecting piece of the process carbon black wastewater treatment equipment of the utility model;

in the figure: the device comprises a thickener-1, a centrifuge-2, a homogenizing tank-3, a tank body-31, a motor-32, a bracket-33, a speed reducer-34, a feeding port-35, a feeding port-36, a stirring rod-37, a stirring blade-38, a discharging port-39, a valve-310, a connecting piece-311, a bracket-312, a bolt-313, a feeding pump-4, a feeding pump-5, a flocculating agent pump-6, a feeding pump-7, a feeding pump-8, a stop valve A-9, a stop valve B-10, a stop valve C-11, a stop valve D-12, a stop valve E-13, a stop valve F-14, a stop valve G-15, a stop valve H-16, a stop valve I-17 and a pressure gauge-18.

Detailed Description

The drawings in the embodiments of the present invention will be combined; to the technical scheme in the embodiment of the utility model, clearly, describe completely:

as shown in fig. 1 to 3, a process carbon black wastewater treatment apparatus comprises: the device comprises a thickener 1, a centrifuge 2 and a homogenizing tank 3, wherein the lower end of the thickener 1 is respectively connected with a stop valve A9 and a stop valve B10; the rear end of the stop valve A9 is sequentially connected with a first feeding pump 4 and a stop valve C11; the rear end of the stop valve B10 is sequentially connected with a second feeding pump 5 and a stop valve D12; the rear ends of the stop valve C11 and the stop valve D12 are provided with a homogenizing tank 3 in which acetylene carbon black water can be mixed with a flocculating agent; the upper end of the homogenizing tank 3 is sequentially connected with a stop valve E13 and a flocculant pump 6; the rear end of the homogenizing tank 3 is connected with a stop valve F14 and a stop valve G15; the rear end of the stop valve F14 is sequentially connected with a third feeding pump 7 and a stop valve H16, so that the flow can be conveniently adjusted; the rear end of the stop valve G15 is sequentially connected with a feed pump IV 8 and a stop valve I17; the rear ends of the stop valve H16 and the stop valve I17 are connected with the centrifuge 2, and a pressure gauge 18 is arranged at the connection position.

Specifically, the homogenization tank 3 includes: a tank 31, a motor 32 and a speed reducer 34; the tank body 31 is of a cylindrical cavity structure, and the upper end of the tank body is open; a first bracket 33 is arranged in the middle of the top of the tank body 31 and plays a role in fixing the motor 32; a motor 32 is sleeved inside the first bracket 33; the lower end of the motor 32 is provided with a speed reducer 34; the lower end of the speed reducer 34 is provided with a stirring rod 37 which is vertically inserted into the inner cavity of the tank body 31; the lower end of the stirring rod 37 is provided with a stirring blade 38 which plays a role in stirring and mixing; the outer side wall of the lower end of the tank body 31 is provided with four second supports 312 which play a role in supporting the tank body 31.

Specifically, a first feed port 35 and a second feed port 36 are arranged on one side of the upper end of the tank body 31, and carbon black mud enters the homogenizing tank 3 through the first feed port 35 and the second feed port 36; a discharge hole 39 is formed in the left side of the bottom of the tank body 31; the discharge port 39 is provided with a valve 310, so that the flow of the mixed liquid can be controlled conveniently; the first feeding hole 35 is connected with a stop valve E13; the second feeding hole 36 is connected with a stop valve C11 and a stop valve D12; the discharge port 39 is connected with a stop valve F14 and a stop valve G15.

Specifically, each second bracket 312 is fixed with the tank 31 through a connecting piece 311; the connecting piece 311 is in a trapezoidal hollow shape; each second support 312 is inserted into the connecting piece 311 and fixedly connected with the connecting piece through a bolt 313.

During the use, the carbon black mud that discharges out the thickener gets into homogeneity jar 3 in, behind puddler 37 and stirring leaf 38 stirring in homogeneity jar 3 again, carries to centrifuge 2 through 3 bottom charge-in pumps three 7 of homogeneity jar and charge-in pump four 8 and dewaters, has guaranteed that the carbon black that gets into and flocculating agent misce bene, after centrifugal dehydrator dehydration, solid content in the carbon black mud promotes to 15 ~ 18%, and the dehydration effect is obvious. And the flocculating agent and the carbon black water which are added are fully mixed in the homogenizing tank, so that the waste of the medicament is reduced, the cost is saved, the utilization rate of the medicament is improved, the carbon black water after mixing can be efficiently precipitated in the centrifugal machine, and the environmental protection requirement can be met after the carbon black water is discharged.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the improvement concept of the present invention within the technical scope disclosed in the present invention, and all the technical solutions and the improvement concepts should be covered by the scope of the present invention.

Claims (4)

1. A process carbon black wastewater treatment device comprises: the device comprises a thickener (1), a centrifuge (2) and a homogenizing tank (3), and is characterized in that the lower end of the thickener (1) is respectively connected with a stop valve A (9) and a stop valve B (10); the rear end of the stop valve A (9) is sequentially connected with a first feeding pump (4) and a stop valve C (11); the rear end of the stop valve B (10) is sequentially connected with a second feeding pump (5) and a stop valve D (12); the rear ends of the stop valve C (11) and the stop valve D (12) are connected with the homogenizing tank (3); the upper end of the homogenizing tank (3) is sequentially connected with a stop valve E (13) and a flocculating agent pump (6); the rear end of the homogenizing tank (3) is connected with a stop valve F (14) and a stop valve G (15); the rear end of the stop valve F (14) is sequentially connected with a third feed pump (7) and a stop valve H (16); the rear end of the stop valve G (15) is sequentially connected with a feeding pump IV (8) and a stop valve I (17); the rear ends of the stop valve H (16) and the stop valve I (17) are connected with the centrifugal machine (2), and a pressure gauge (18) is arranged at the connection position.

2. The apparatus for treating waste water of carbon black of process of claim 1, wherein: the homogenizing tank (3) comprises: a tank body (31), a motor (32) and a speed reducer (34); the tank body (31) is of a cylindrical cavity structure, and the upper end of the tank body is open; a first bracket (33) is arranged in the middle of the opening of the tank body (31); a motor (32) is sleeved in the first bracket (33); the lower end of the motor (32) is provided with a speed reducer (34); the lower end of the speed reducer (34) is provided with a stirring rod (37) which is vertically inserted into the inner cavity of the tank body (31); the lower end of the stirring rod (37) is provided with a stirring blade (38); the outer side wall of the lower end of the tank body (31) is provided with four second supports (312).

3. The apparatus for treating waste water of carbon black of process of claim 2, wherein: one side of the tank body (31) is provided with a first feed inlet (35) and a second feed inlet (36); a discharge hole (39) is formed in the left side of the bottom of the tank body (31); a valve (310) is arranged on the discharge hole (39); the first feeding hole (35) is connected with a stop valve E (13); the second feeding hole (36) is connected with a stop valve C (11) and a stop valve D (12); and the discharge hole (39) is connected with a stop valve F (14) and a stop valve G (15).

4. The apparatus for treating waste water of carbon black of process of claim 2, wherein: each bracket II (312) is fixed with the tank body (31) through a connecting piece (311); the connecting piece (311) is in a trapezoidal hollow shape; and each second bracket (312) is inserted into the connecting piece (311) and fixedly connected with the connecting piece through a bolt (313).

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