CN219024632U

CN219024632U - Novel centrifuge drum

Info

Publication number: CN219024632U
Application number: CN202223119500.6U
Authority: CN
Inventors: 金一华
Original assignee: Zhejiang Tianci Environmental Protection Technology Co ltd
Current assignee: Zhejiang Tianci Environmental Protection Technology Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-05-16
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a novel centrifuge drum, which comprises a drum, wherein the drum comprises a first cylinder, a first cone is fixed on the right side of the first cylinder, a second cylinder is fixed on the right side of the first cone, a second cone is fixed on the right side of the second cylinder, a third cylinder is fixed on the right side of the second cone, a third cone with a left size and a right size is fixed on the right side of the third cylinder, a fourth cylinder is fixed on the right side of the third cone, and a slag hole is formed in the fourth cylinder. Compared with the traditional straight drum, the utility model has the advantages that the conical drum is additionally arranged, so that the solid-liquid separation of materials can be greatly improved, the water content of solid-phase matters is greatly reduced, the subsequent treatment of the solid-phase matters is facilitated, and the utility model is worthy of popularization and application.

Description

Novel centrifuge drum

Technical Field

The utility model relates to a centrifugal force supporting component, in particular to a solid-liquid separation rolling element, and especially relates to a novel centrifuge drum.

Background

The horizontal spiral centrifugal machine is a horizontal spiral discharging and continuously operating sedimentation device, and is widely applied to solid-liquid separation and dehydration in industries such as municipal sludge dehydration, water plant sludge discharge dehydration, industrial and agricultural wastewater treatment, petrochemical industry, food, pharmacy and the like. The working principle is as follows: the rotary drum and the spiral pusher rotate at a certain differential speed in the same direction, materials are continuously introduced into an inner barrel of the spiral pusher by a feeding pipe to accelerate and then enter the rotary drum, heavy solid phase matters are deposited on the wall of the rotary drum under the action of centrifugal force to form a slag layer, the spiral pusher continuously pushes the deposited solid phase matters towards a slag hole, the solid phase matters are discharged through the slag hole, light liquid phase matters form an inner clarification section, and the inner clarification section is discharged from a liquid outlet at the other end of the rotary drum; the existing centrifuge drum has the defects that due to the defects of the structure, the liquid outlet sections are all straight pipes, and when the centrifuge in the mode is used for discharging slag, the water content of the material is kept above 32% (inorganic matters are used as the material) or above 82% (organic matters are used as the material), and the water content cannot be continuously reduced, so that the problems of transportation and storage of the slag discharge material are caused, and the low water content, high efficiency and safe treatment of the material are not facilitated.

The utility model patent CN 115338044A discloses a horizontal spiral discharge decanter centrifuge which comprises a centrifugal unit, a material conveying unit and a central control unit. According to the utility model, the rotary drum and the spiral pushing rod are respectively driven by the first driving motor and the second driving motor which are arranged in the centrifugal unit, the rotating speeds of the rotary drum and the spiral pushing rod which are arranged in the central control unit are controlled, the stirring device is arranged in the material conveying unit to stir the material to be centrifuged, and the stirred material to be centrifuged is conveyed into the pressure conveyer, so that fluctuation of acting force of the centrifugal machine is avoided, meanwhile, the rotating speeds of the rotary drum and the spiral pushing rod are adjusted in real time by the mixing density of the material to be centrifuged, the conveying speed of the conveying pipe is adjusted by controlling the pressure of the pressure conveyer, and the clear liquid with light specific gravity is obtained on the basis of guaranteeing the centrifugal discharging speed and the safe operation of the centrifugal machine, and the good and stable separation effect of the horizontal spiral discharging sedimentation centrifugal machine is guaranteed.

Disclosure of Invention

The utility model aims to solve the defects of the prior art, and provides the novel centrifuge drum which can greatly reduce the water content of materials and enable the materials to be high in dryness, thereby meeting the requirements of enterprises on solid-liquid separation of the materials, low water content of solid-phase materials, convenience for subsequent harmless, high-efficiency and safe treatment.

The utility model solves the technical problems by adopting the technical scheme that: the novel centrifuge drum comprises a drum body, wherein the drum body comprises a first cylinder, a first cone is fixed on the right side of the first cylinder, a second cylinder is fixed on the right side of the first cone, a second cone is fixed on the right side of the second cylinder, a third cylinder is fixed on the right side of the second cone, a third cone with big left and small right is fixed on the right side of the third cylinder, a fourth cylinder is fixed on the right side of the third cone, and a slag hole is formed in the fourth cylinder. The rotary drum adopts the first cone, the second cone and the third cone, so that centrifugal component force can be improved, and the oil and water separating capacity of materials is greatly improved; the slag hole is used for discharging solid matters; the first cylinder, the second cylinder, the third cylinder and the fourth cylinder are used for providing centrifugal force so that the solid phase matters and the liquid phase matters are layered, and the screw propeller can push out the solid phase matters from the slag hole.

Further perfecting, the first cone is in a shape of a cone with small left and large right, and the second cone is in a shape of a cone with large left and small right. The first cone is in a cone shape with small left and large right, and the centrifugal component force of the cone shape of the first cone is towards the right, so that the first cone and the second cone and the third cone are mutually extruded towards the left centrifugal component force, and liquid phase matters can overflow from a liquid outlet, or the centrifugal component force of the second cone and the third cone is larger than the centrifugal component force of the first cone, so that the liquid phase matters are extruded to the liquid outlet for discharging; the second cone is tapered to provide a centrifugal force component in the direction of the drain port.

Further perfecting, the first cone is in a cone shape with a left small and a right small, and the second cone is in a cone shape with a left small and a right large. The first cone is in a cone shape with big left and small right, the centrifugal component force of the cone shape of the first cone is left, the centrifugal force of the third cone is left, so that the first cone and the second cone are mutually extruded to the right centrifugal component force, liquid phase matters can overflow from a liquid outlet, or the centrifugal component force of the first cone and the third cone is larger than the centrifugal component force of the second cone, so that the liquid phase matters are extruded to the liquid outlet to be discharged; the second cone is tapered with a smaller left and a larger right, and provides a centrifugal force component in the slag tap direction.

Further perfecting, the conicity of the first cone and the second cone is 0.1-10 degrees. The taper of the first cone is 0.1-10 degrees, and the taper of the second cone is 0.1-10 degrees, so that centrifugal component force can be improved, and the oil and water separating capacity of materials is improved.

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The beneficial effects of the utility model are as follows: the utility model has ingenious and reasonable structural design, the first cone cylinder, the second cone cylinder and the third cone cylinder can be used for improving centripetal force component, thereby greatly improving the capability of separating oil and water from materials, the slag hole can be used for discharging solid matters, and the first cylinder, the second cylinder, the third cylinder and the fourth cylinder are used for providing centrifugal force, so that the solid matters and the liquid matters are layered, and the spiral propeller can push out the solid matters from the slag hole.

Drawings

FIG. 1 is a schematic diagram of a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a second embodiment of the present utility model;

FIG. 3 is a schematic diagram of the operation of the first embodiment of the present utility model;

fig. 4 is a schematic diagram of the operation of the second embodiment of the present utility model.

Reference numerals illustrate: the device comprises a rotary drum 1, a first cylinder 1-1, a first cone 1-2, a second cylinder 1-3, a second cone 1-4, a third cylinder 1-5, a third cone 1-6, a fourth cylinder 1-7, a slag outlet 1-7a, solid matters 2, liquid matters 3, a liquid outlet 4, a screw propeller 5 and a material outlet 5-1.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The utility model is further described below with reference to the accompanying drawings:

embodiment one:

referring to fig. 1 and 3: the novel centrifuge drum comprises a drum 1, wherein the drum 1 comprises a first cylinder 1-1, a first cone 1-2 is fixed on the right side of the first cylinder 1-1, a second cylinder 1-3 is fixed on the right side of the first cone 1-2, a second cone 1-4 is fixed on the right side of the second cylinder 1-3, a third cylinder 1-5 is fixed on the right side of the second cone 1-4, a third cone 1-6 with a large left side and a small right side is fixed on the right side of the third cylinder 1-5, a fourth cylinder 1-7 is fixed on the right side of the third cone 1-6, and a slag hole 1-7a is formed in the fourth cylinder 1-7.

The first cone 1-2 is in a cone shape with a small left and a large right, and the second cone 1-4 is in a cone shape with a large left and a large right.

The taper angles of the first cone 1-2 and the second cone 1-4 are all 0.1-10 degrees.

The working principle of the first embodiment is as follows: when the materials are sprayed out from the material outlet 5-1, the rotary drum 1 rotates at a high speed, and the materials sprayed into the rotary drum 1 are centrifuged, so that solid-liquid separation is carried out on the solid-phase materials 2 and the liquid-phase materials 3, and as the screw propeller 5 rotates in the same direction with the rotary drum 1 in a differential speed mode, the screw propeller 5 pushes the solid-phase materials 2 towards the slag hole 1-7a, and in order to accelerate the rapid separation of the liquid-phase materials 3, the first cone 1-2, the second cone 1-4 and the third cone 1-6 adopt cone-shaped forms, the liquid-phase materials 3 can be rapidly discharged from the liquid outlet 4, the solid-liquid separation is accelerated, the water content of the solid-phase materials 2 is rapidly reduced and discharged, and the subsequent treatment of the solid-phase materials is facilitated; the first cone 1-2 has the functions of leading the centrifugal component force of the first cone 1-2 to be right, so that the centrifugal component force of the first cone 1-2 and the centrifugal component force of the second cone 1-4 and the third cone 1-6 to be left are mutually extruded, thereby leading the liquid phase 3 to overflow from the liquid outlet 4, or leading the centrifugal component force of the second cone 1-4 and the third cone 1-6 to be larger than the centrifugal component force of the first cone 1-2, thereby leading the liquid phase 3 to be extruded to the liquid outlet 4 for discharging; the second cone 1-4 has a tapered shape with a large left and a small right, and is provided with a centrifugal force component in the direction of the liquid discharge port 4.

Embodiment two:

referring to fig. 2 and 4: the novel centrifuge drum comprises a drum 1, wherein the drum 1 comprises a first cylinder 1-1, a first cone 1-2 is fixed on the right side of the first cylinder 1-1, a second cylinder 1-3 is fixed on the right side of the first cone 1-2, a second cone 1-4 is fixed on the right side of the second cylinder 1-3, a third cylinder 1-5 is fixed on the right side of the second cone 1-4, a third cone 1-6 with a large left side and a small right side is fixed on the right side of the third cylinder 1-5, a fourth cylinder 1-7 is fixed on the right side of the third cone 1-6, and a slag hole 1-7a is formed in the fourth cylinder 1-7.

The first cone 1-2 is in a cone shape with a left and right small, and the second cone 1-4 is in a cone shape with a left and right large.

Working principle of the second embodiment: the working principle of the second embodiment is basically the same as that of the first embodiment, namely the taper directions of the first cone 1-2 and the second cone 1-4 are different, so that the centrifugal component force of the cone of the first cone 1-2 faces left, the centrifugal force of the third cone 1-6 faces left, and the centrifugal component force of the second cone 1-4 faces right, so that the liquid phase 3 overflows from the liquid outlet 4, and the centrifugal component force of the first cone 1-2 and the centrifugal component force of the third cone 1-6 are larger than the centrifugal component force of the second cone 1-4, so that the liquid phase 3 is extruded to the liquid outlet 4 to be discharged; the second cone 1-4 has the function of providing centrifugal component force towards the slag outlet, so that the solid and liquid of the materials are quickly separated and discharged.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. A novel centrifuge drum, which comprises a rotary drum (1) and is characterized in that: the rotary drum (1) comprises a first cylinder (1-1), a first cone (1-2) is fixed on the right side of the first cylinder (1-1), a second cylinder (1-3) is fixed on the right side of the first cone (1-2), a second cone (1-4) is fixed on the right side of the second cylinder (1-3), a third cylinder (1-5) is fixed on the right side of the second cone (1-4), a third cone (1-6) with a left size and a right size is fixed on the right side of the third cylinder (1-5), a fourth cylinder (1-7) is fixed on the right side of the third cone (1-6), and a slag outlet (1-7 a) is formed in the fourth cylinder (1-7).

2. The novel centrifuge bowl of claim 1 wherein: the first cone (1-2) is in a cone shape with small left and large right, and the second cone (1-4) is in a cone shape with small left and large right.

3. The novel centrifuge bowl of claim 1 wherein: the first cone (1-2) is in a cone shape with a left and right small, and the second cone (1-4) is in a cone shape with a left and right large.

4. A new centrifuge bowl according to claim 2 or 3, characterized in that: the taper angles of the first cone (1-2) and the second cone (1-4) are 0.1-10 degrees.