CN217068033U - Industrial waste mineral oil sedimentation pretreatment device - Google Patents

Abstract

The utility model relates to the technical field of waste mineral oil treatment, in particular to an industrial waste mineral oil sedimentation pretreatment device, which comprises a sedimentation tank with a rectangular cross section, wherein a lifting basket is arranged inside the sedimentation tank, a filtering component is arranged on the bottom surface of the lifting basket, a plurality of filtering meshes are arranged on the filtering component, and a first driving piece for driving the lifting basket to lift relative to the sedimentation tank is also arranged on the sedimentation tank; the top of lift basket still is equipped with two at least mount pads, the below of mount pad be equipped with the mount pad rotates the (mixing) shaft of connecting, the bottom fixed mounting of (mixing) shaft has stirring vane, still be equipped with the second driving piece on the lift basket, the second driving piece is used for the drive the (mixing) shaft rotates in step. The industrial waste mineral oil sedimentation pretreatment device has large treatment capacity, and is convenient for separating the sediment generated in the flocculation and sedimentation processes so as to improve the separation efficiency.

Description

Industrial waste mineral oil sedimentation pretreatment device

Technical Field

The utility model relates to a waste mineral oil handles technical field, especially relates to an industry waste mineral oil subsides preprocessing device.

Background

The waste mineral oil is extracted and refined from petroleum, coal and oil shale, and the original physical and chemical properties are changed due to the action of external factors in the processes of mining, processing and using, so that the used mineral oil cannot be continuously used. The facilities for treating and utilizing the waste mineral oil mostly adopt a physical method to separate the waste mineral oil through the working procedures of distillation, cooling, filter pressing, sedimentation, filtration and the like, and water and impurities in the waste mineral oil are filtered, precipitated and separated to produce the mineral oil which reaches or approaches the quality of certain industrial oil.

At present, when waste mineral oil is settled, an external flocculating agent is generally required to further promote the settlement of impurities in the waste mineral oil so as to improve the separation efficiency of the impurities. But the waste mineral oil sedimentation pretreatment device that is commonly used at present generally has less handling capacity, and separation efficiency is low, and is difficult for separating the sediment that produces in the flocculation process, has further increased the separation degree of difficulty of impurity.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, an object of the utility model is to provide an industrial waste mineral oil subsides preprocessing device, industrial waste mineral oil subsides preprocessing device handling capacity big, and is convenient for separate the sediment that flocculation and settlement in-process produced to improve separation efficiency.

In order to achieve the technical effects, the utility model adopts the following technical scheme:

the sedimentation pretreatment device for the industrial waste mineral oil comprises a sedimentation tank with a rectangular cross section, wherein a lifting basket is arranged inside the sedimentation tank, a filtering component is arranged on the bottom surface of the lifting basket, a plurality of filtering meshes are arranged on the filtering component, and a first driving piece for driving the lifting basket to lift relative to the sedimentation tank is further arranged on the sedimentation tank; the top of lift basket still is equipped with two at least mount pads, the below of mount pad be equipped with the mount pad rotates the (mixing) shaft of connecting, the bottom fixed mounting of (mixing) shaft has stirring vane, still be equipped with the second driving piece on the lift basket, the second driving piece is used for the drive the (mixing) shaft rotates in step.

Furthermore, both sides of the settling tank are provided with mounting side plates, and both ends of the lifting basket are provided with lifting seats which are connected with the mounting side plates in a sliding manner.

Furthermore, the first driving piece is a hydraulic oil cylinder, and a telescopic end of the hydraulic oil cylinder is fixedly connected to the lifting seat.

Furthermore, the filtering component is a filtering grid, the filtering meshes penetrate through the filtering grid, one end of the filtering grid is rotatably connected with the lifting basket, a connecting piece is arranged at the other end of the filtering grid, a telescopic mechanism is arranged on the lifting basket, and a telescopic end of the telescopic mechanism is connected to the connecting piece through a flexible sling.

Further, the top of lift basket is fixed mounting still has the fixing base, fixed mounting has the output motor on the fixing base, the output fixedly connected with worm of output motor, the top of lift basket is still rotated and is installed the drive shaft, the drive shaft is on a parallel with the length direction setting of subsider, fixed mounting has on the drive shaft with worm gear that the worm meshing, still be equipped with a plurality of drive bevel gears on the drive shaft, the top of (mixing) shaft runs through mount pad and fixedly connected with driven bevel gear, driven bevel gear with the drive bevel gear meshing.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides a pair of industrial waste mineral oil subsides preprocessing device, be the subsider of rectangle through setting up the cross-section, and can carry out the lift basket that goes up and down for this subsider in the inside setting of this subsider, when subsiding the operation, carry out flocculation and subside to the inside of this lift basket through the waste mineral oil with flocculating agent and pending, and drive (mixing) shaft and stirring vane to the flocculating agent through the second driving piece continuously at the in-process that the flocculation subsides, waste mineral oil mixes the stirring, with the production and the settlement of accelerateing the deposit, after the deposit subsides, thereby this lift basket of accessible first driving piece drive rises and realizes the separation of deposit and sewage, in order to improve pretreatment efficiency, and make the follow-up treatment step simple and convenient.

Drawings

Fig. 1 is a schematic view of an overall structure of an industrial waste mineral oil sedimentation pretreatment apparatus according to an embodiment of the present invention;

fig. 2 is a schematic view of a longitudinal section structure of an industrial waste mineral oil sedimentation pretreatment apparatus according to an embodiment of the present invention;

fig. 3 is a schematic view of a partial enlarged structure at a position a of an industrial waste mineral oil sedimentation pretreatment apparatus according to an embodiment of the present invention;

the reference signs are: 10, a settling tank, 20, a lifting basket, 21, a through hole, 30, a mounting side plate, 31, a lifting seat, 311, a sliding groove, 32, a hydraulic oil cylinder, 40, a filtering grid, 41, a filtering mesh, 42, a rotating shaft, 421, a connecting piece, 43, a telescopic mechanism, 431, a flexible sling, 51, a fixed seat, 52, an output motor, 521, a worm, 53, a driving shaft, 531, a worm gear, 54, a driving bevel gear, 60, a mounting seat, 61, a stirring shaft, 611, a driven bevel gear, 612 and a stirring blade.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 3, the industrial waste mineral oil sedimentation pretreatment device provided in this embodiment includes a sedimentation tank 10 having a rectangular cross section, the length of the sedimentation tank 10 is greater than the width of the sedimentation tank 10, a lifting basket 20 is disposed inside the sedimentation tank 10, a plurality of through holes 21 for circulating water inside and outside the lifting basket 20 are disposed on a side wall of the lifting basket 20, a filter assembly is disposed on a bottom surface of the lifting basket 20, a plurality of filter meshes 41 are disposed on the filter assembly, and a first driving member for driving the lifting basket 20 to ascend and descend relative to the sedimentation tank 10 is further disposed on the sedimentation tank 10. The top of lifting basket 20 still is equipped with two at least mount pads 60, the below of mount pad 60 be equipped with mount pad 60 rotates the (mixing) shaft 61 of connecting, the bottom fixed mounting of (mixing) shaft 61 has stirring vane 612, still be equipped with the second driving piece on the lifting basket 20, the second driving piece is used for the drive (mixing) shaft 61 rotates in step. In addition, a waste mineral oil conveying pipeline (not shown in the figure) is further disposed on the settling tank 10, and an outlet of the waste mineral oil conveying pipeline is fixed and located right above the lifting basket 20, so that the waste mineral oil output by the waste mineral oil conveying pipeline can directly fall into the lifting basket 20. In specific implementation, the waste mineral oil can be directly conveyed to the inside of the lifting basket 20 through the waste mineral oil conveying pipeline, and then the stirring shaft 61 is driven to rotate by the second driving element through adding the flocculant, so that the stirring blade 612 rotates to stir the liquid, the waste mineral oil and the external flocculant in the lifting basket 20, thereby accelerating the generation of the precipitate and the sedimentation process. When the sediment is generated and is greatly settled, the lifting basket 20 can be driven to ascend through the first driving piece, so that the filtering assembly filters water and salvages the sediment, the sediment is quickly separated from the sewage, and the subsequent treatment steps are reduced.

In this embodiment, in order to facilitate the lifting of the lifting basket 20, two sides of the settling tank 10 are provided with mounting side plates 30, two ends of the lifting basket 20 are provided with lifting seats 31, the mounting side plates 30 are vertically provided with sliding grooves 311, and one end of each lifting seat 31 is slidably mounted in the corresponding sliding groove 311. The first driving piece is a hydraulic oil cylinder 32, the bottom end of the hydraulic oil cylinder 32 is fixedly connected to the top end of the side wall of the settling tank 10, and the telescopic end of the hydraulic oil cylinder 32 is fixedly connected to the sliding seat lifting seat. In particular embodiments, the telescopic end of the hydraulic ram 32 may be extended to drive the lifting base to move upward relative to the settling tank 10, so that the lifting basket 20 moves integrally relative to the settling tank 10 and the filter assembly is separated from the liquid level in the settling tank 10 to salvage the sediment.

In this embodiment, the filter element is a filter grid 40, and the filter mesh 41 penetrates the filter grid 40 and is permeable to water. One end of the filter grid 40 is rotatably connected with the lifting basket 20 through a rotating shaft 42, the other end of the filter grid 40 is provided with a connecting piece 421, the lifting basket 20 is provided with a telescopic mechanism 43, the telescopic mechanism 43 is any one of a hydraulic cylinder or an air cylinder, the telescopic mechanism 43 is arranged at the top end of the lifting basket 20, the telescopic end of the telescopic mechanism 43 is connected to the connecting piece 421 through a flexible sling 431, in specific implementation, the flexible sling 431 can be controlled to drive the filter grid 40 to rotate through the extension and retraction of the telescopic mechanism 43, so that the filter grid 40 is horizontal or deflects a certain angle relative to the horizontal plane, when the filter grid 40 is in the horizontal position, the bottom of the lifting basket 20 can be sealed, and the filter grid 40 can take out sediments in the upward moving process. When the filter grill 40 is angled with respect to the horizontal, cleaning of the filter grill 40 is facilitated.

In this embodiment, to agitate the liquid within the basket 20, to accelerate the settling of impurities, the top end of the lifting basket 20 is also fixedly provided with a fixed seat 51, the fixed seat 51 is fixedly arranged above the mounting seat 60, an output motor 52 is fixedly arranged on the fixed seat 51, the output end of the output motor 52 is fixedly connected with a worm 521, the top end of the lifting basket 20 is also rotatably provided with a driving shaft 53, the driving shaft 53 is horizontally arranged and positioned above the mounting seat 60, the driving shaft 53 is provided in parallel to the length direction of the settling tank 10, a worm wheel 531 engaged with the worm 521 is fixedly installed on the driving shaft 53, the driving shaft 53 is further provided with a plurality of driving bevel gears 54, the top end of the stirring shaft 61 penetrates through the mounting base 60 and is fixedly connected with a driven bevel gear 611, and the driven bevel gear 611 is meshed with the driving bevel gears 54. In specific implementation, the output motor 52 drives the worm 521 to rotate and drives the worm wheel 531 to rotate, the rotation of the worm wheel 531 drives the driving shaft 53 to rotate, and the driving bevel gear 54 on the driving shaft 53 drives the driven bevel gear 611 and the stirring shaft 61 to rotate synchronously by meshing, so that the liquid in the lifting basket 20 is stirred, the mixing of the coagulant and the waste mineral oil is accelerated, and the pretreatment efficiency is improved.

Although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art will understand that the present invention can be modified or replaced with other embodiments without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims. The technology, shape and construction parts which are not described in detail in the present invention are known technology.

Claims (5)

1. The utility model provides an industrial waste mineral oil subsides preprocessing device which characterized in that: the device comprises a settling tank (10) with a rectangular cross section, wherein a lifting basket (20) is arranged in the settling tank (10), a filtering component is arranged on the bottom surface of the lifting basket (20), a plurality of filtering meshes (41) are arranged on the filtering component, and a first driving piece for driving the lifting basket (20) to lift relative to the settling tank (10) is further arranged on the settling tank (10); the top of lifting basket (20) still is equipped with two at least mount pads (60), the below of mount pad (60) be equipped with (mixing) shaft (61) that mount pad (60) rotate the connection, the bottom fixed mounting of (mixing) shaft (61) has stirring vane (612), still be equipped with the second driving piece on lifting basket (20), the second driving piece is used for the drive (mixing) shaft (61) synchronous rotation.

2. The industrial waste mineral oil settling pretreatment device of claim 1, wherein: the two sides of the settling tank (10) are provided with mounting side plates (30), the two ends of the lifting basket (20) are provided with lifting seats (31), and the lifting seats (31) are connected with the mounting side plates (30) in a sliding mode.

3. The industrial waste mineral oil settling pretreatment device as claimed in claim 2, characterized in that: the first driving piece is a hydraulic oil cylinder (32), and the telescopic end of the hydraulic oil cylinder (32) is fixedly connected to the lifting seat.

4. The industrial waste mineral oil settling pretreatment device of claim 1, wherein: the filter assembly is a filter grid (40), the filter meshes (41) penetrate through the filter grid (40), one end of the filter grid (40) is rotatably connected with the lifting basket (20), a connecting piece (421) is arranged at the other end of the filter grid (40), a telescopic mechanism (43) is arranged on the lifting basket (20), and the telescopic end of the telescopic mechanism (43) is connected to the connecting piece (421) through a flexible sling (431).

5. The industrial waste mineral oil settling pretreatment device of claim 1, wherein: the top of lifting basket (20) is fixed mounting still has fixing base (51), fixed mounting has output motor (52) on fixing base (51), the output fixedly connected with worm (521) of output motor (52), the top of lifting basket (20) is still rotated and is installed drive shaft (53), drive shaft (53) are on a parallel with the length direction setting of subsider (10), fixed mounting has on drive shaft (53) with worm wheel (531) of worm (521) meshing, still be equipped with a plurality of drive bevel gears (54) on drive shaft (53), the top of (mixing) shaft (61) runs through mount pad (60) and fixedly connected with driven bevel gear (611), driven bevel gear (611) with drive bevel gear (54) meshing.

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