阅读说明：本技术 一种带有检测功能的石油开采用离心机 (Centrifuge is used in oil development with detect function ) 是由 宋自球 于 2020-12-21 设计创作，主要内容包括：本发明公开了一种带有检测功能的石油开采用离心机,所述离心机包括：壳体,所述壳体内部转动配置有滤筒,所述壳体底壁内部开设有储气腔,且中部开设有转动槽；支撑组件,所述支撑组件包括底座和支撑柱以及支撑弹簧,所述底座上方开设有安装槽,所述支撑柱密封插设于所述安装槽内,所述支撑弹簧设于安装槽内,且两端分别与安装槽底壁、支撑柱端壁固定连接,所述底座侧壁上开设有连通安装槽的进气孔,所述进气孔内配置有仅通向安装槽的单向阀,所述支撑柱内开设有上下贯通的通气孔。本发明中,利用支撑组件在缓冲减震过程中的变化,实现气体存储的效果,再利用气体驱动转动轴间歇性的转动,相比于电机驱动转动轴,该结构使用成本更低。(The invention discloses a centrifuge with detection function for oil exploitation, comprising: the filter cartridge is rotatably arranged in the shell, the bottom wall of the shell is internally provided with an air storage cavity, and the middle part of the shell is provided with a rotating groove; the supporting component comprises a base, a supporting column and supporting springs, wherein the mounting groove is formed in the top of the base, the supporting column is hermetically inserted in the mounting groove, the supporting springs are arranged in the mounting groove, two ends of each supporting spring are fixedly connected with the bottom wall of the mounting groove and the end wall of the supporting column respectively, an air inlet hole communicated with the mounting groove is formed in the side wall of the base, a check valve which only leads to the mounting groove is configured in the air inlet hole, and an air vent which is communicated up and down is formed in the supporting column. According to the invention, the gas storage effect is realized by utilizing the change of the supporting component in the process of buffering and damping, and the gas is utilized to drive the rotating shaft to intermittently rotate, so that the structure has lower use cost compared with a structure in which the rotating shaft is driven by a motor.)

1. The utility model provides a centrifuge for oil development with detect function which characterized in that, centrifuge includes:

the filter cartridge is characterized by comprising a shell (1), wherein a filter cartridge (2) is rotatably arranged in the shell (1), a gas storage cavity (10) is formed in the bottom wall of the shell (1), and a rotating groove (17) is formed in the middle of the shell;

the supporting component comprises a base (4), a supporting column (5) and a supporting spring (7), a mounting groove (6) is formed above the base (4), the supporting column (5) is inserted in the mounting groove (6) in a sealing manner, the supporting spring (7) is arranged in the mounting groove (6), two ends of the supporting spring are fixedly connected with the bottom wall of the mounting groove (6) and the end wall of the supporting column (5), an air inlet hole (8) communicated with the mounting groove (6) is formed in the side wall of the base (4), a one-way valve only leading to the mounting groove (6) is configured in the air inlet hole (8), an air vent (9) which is communicated up and down is formed in the supporting column (5), the mounting groove (6) is communicated with an air storage cavity (10) through the air vent (9), and a one-way valve only leading to the air storage cavity (10) is configured in;

stirring assembly, stirring assembly includes axis of rotation (19) and impeller (18), axis of rotation (19) dispose perpendicularly in strain a section of thick bamboo (2) middle part, and the sealed rotation of lower extreme penetrates and rotate groove (17), impeller (18) rotate dispose in rotate in groove (17), and fixed cover is located axis of rotation (19) tip, air storage chamber (10) inner wall is seted up and is communicated jet-propelled chamber (20) that rotate groove (17), dispose the pressure valve in jet-propelled chamber (20), it communicates with the outside to rotate groove (17).

2. The oil exploitation centrifuge with the detection function according to claim 1, wherein the centrifuge further comprises a detection assembly, the detection assembly comprises a circulation pipe (3) and a circulation assembly, the circulation pipe (3) is arranged on one side of the casing (1), the circulation assembly comprises a fixed pipe (12) and a piston block (13), the fixed pipe (12) is fixedly arranged on the bottom wall of the casing (1) and is communicated with the gas storage chamber (10), the piston block (13) is arranged in the fixed pipe (12) in a sealing and sliding manner and forms a suction chamber (16) above the fixed pipe, a one-way valve only leading to the suction chamber (16) is mounted at the upper end of the fixed pipe (12), the lower port of the circulation pipe (3) is communicated with the suction chamber (16), and the one-way valve only leading to the circulation pipe (3) is arranged inside the port.

3. The centrifuge with the detection function for the oil exploitation according to claim 2, wherein a limit ring (14) is fixedly arranged on the inner wall of the fixed pipe (12), the port of the circulating pipe (3) is positioned above the limit ring (14), and the piston block (13) is positioned below the limit ring (14) and is connected with the limit ring (14) through a return spring (15).

Technical Field

The invention belongs to the technical field of petroleum centrifugal treatment, and particularly relates to a centrifugal machine with a detection function for petroleum exploitation.

Background

Petroleum, one of the main objects of geological exploration, is a viscous, dark brown liquid called "industrial blood", the upper part of the crust has petroleum storage, the main component is the mixture of various alkanes, cyclanes and aromatics, the petroleum is processed by centrifugal solid-liquid separation after being mined, the centrifugal machine is a machine for separating each component in the mixture of liquid and solid particles or liquid and liquid by using centrifugal force. However, the existing centrifugal machine only performs single centrifugal solid-liquid separation treatment on petroleum, and still needs operators to sample and detect components and oil quality of the petroleum after treatment, so that the operation is complex and the practicability is poor.

In order to solve the above technical problems, chinese patent CN210146249U discloses a high-speed centrifuge for oil extraction, which is characterized in that a circulation pipe is arranged on a centrifuge shell, oil in the centrifuge shell is circulated in the circulation pipe by a circulation pump, and then the oil in the circulation pipe is detected by using a corresponding detection assembly, so as to synchronously complete the detection in the separation process.

But the circulation of the petroleum can be realized only by adopting a circulating pump, and the manufacturing and using costs are higher; meanwhile, in order to improve the separation effect, a rotatable paddle is arranged in the filter cylinder, and an additional motor is arranged to drive the paddle, so that the problem of high manufacturing and using cost is also solved.

Disclosure of Invention

Based on the technical problems in the prior art, the invention provides a centrifugal machine with a detection function for oil exploitation.

The invention provides a centrifuge with a detection function for oil exploitation, which comprises:

the filter cartridge is rotatably arranged in the shell, the bottom wall of the shell is internally provided with an air storage cavity, and the middle part of the shell is provided with a rotating groove;

the air storage device comprises a support assembly, a support spring and a support frame, wherein the support assembly comprises a base, a support column and the support spring, a mounting groove is formed above the base, the support column is hermetically inserted in the mounting groove, the support spring is arranged in the mounting groove, two ends of the support spring are fixedly connected with the bottom wall of the mounting groove and the end wall of the support column respectively, an air inlet communicated with the mounting groove is formed in the side wall of the base, a one-way valve only communicated with the mounting groove is arranged in the air inlet, an air vent which is communicated up and down is formed in the support column, the mounting groove is communicated with an air storage cavity;

the stirring assembly comprises a rotating shaft and an impeller, the rotating shaft is vertically arranged in the middle of the filter cylinder, the lower end of the rotating shaft is sealed and rotates to penetrate into the rotating groove, the impeller is rotatably arranged in the rotating groove, the end part of the rotating shaft is fixedly sleeved with the impeller, the inner wall of the gas storage cavity is provided with a gas injection cavity communicated with the rotating groove, the gas injection cavity is internally provided with a pressure valve, and the rotating groove is communicated with the outside.

Preferably, centrifuge still includes the detection subassembly, the detection subassembly includes circulating pipe and circulation subassembly, the circulating pipe disposes in casing one side, the circulation subassembly includes fixed pipe and piston piece, fixed pipe is fixed to be disposed on the casing diapire, and with the gas storage chamber intercommunication, the piston piece sealed slip dispose in the fixed pipe, and the top forms the suction chamber, the check valve that only accesss to the suction chamber is installed to fixed pipe upper end, the lower port and the suction chamber intercommunication of circulating pipe, and the port is inside to be disposed the check valve that only accesss to the circulating pipe.

Preferably, a limiting ring is fixedly arranged on the inner wall of the fixed pipe, the port of the circulating pipe is positioned above the limiting ring, and the piston block is positioned below the limiting ring and connected with the limiting ring through a return spring.

Compared with the prior art, the invention has the beneficial effects that:

1. the shell is arranged on the ground through the supporting component, the supporting component consists of a base, a supporting column and a supporting spring, and the supporting component is provided with a certain spring, so that a good buffering and damping effect can be achieved, and the vibration generated by the centrifuge when the filter cylinder rotates at a high speed is relieved;

2. according to the invention, the gas storage effect is realized by utilizing the change of the supporting component in the process of buffering and damping, and the gas is utilized to drive the rotating shaft to intermittently rotate, so that the structure has lower use cost compared with a structure in which the rotating shaft is driven by a motor;

3. meanwhile, the effect of petroleum circulation in the circulating pipe is realized by utilizing the air pressure change in the air storage cavity, the circulation effect is realized without the participation of a circulating pump, the structure is simplified, and the use cost is reduced.

Drawings

FIG. 1 is a schematic structural diagram of a centrifuge for oil extraction with a detection function according to the present invention;

FIG. 2 is a schematic structural diagram of a support assembly of a centrifuge for oil extraction with detection function according to the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is a schematic structural view of a bottom wall of a casing of the oil extraction centrifuge with a detection function.

In the figure: the device comprises a shell 1, a filter cartridge 2, a circulation tube 3, a base 4, a support column 5, a mounting groove 6, a support spring 7, an air inlet 8, an air vent 9, an air storage cavity 10, an elastic part 11, a fixed tube 12, a piston block 13, a limiting ring 14, a return spring 15, a suction cavity 16, a rotating groove 17, an impeller 18, a rotating shaft 19 and an air spraying cavity 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to 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", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

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

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1 to 4, a centrifuge for oil exploitation with a detection function includes:

the filter cartridge is characterized by comprising a shell 1, wherein a filter cartridge 2 is rotatably arranged in the shell 1, the filter cartridge 2 is driven by an external motor, an air storage cavity 10 is formed in the bottom wall of the shell 1, and a rotating groove 17 is formed in the middle of the bottom wall;

the supporting assembly is used for supporting the shell 1 and comprises a base 4, a supporting column 5 and a supporting spring 7, a mounting groove 6 is formed above the base 4, the supporting column 5 is inserted into the mounting groove 6 in a sealing mode, the supporting spring 7 is arranged in the mounting groove 6, two ends of the supporting spring are fixedly connected with the bottom wall of the mounting groove 6 and the end wall of the supporting column 5 respectively, an air inlet 8 communicated with the mounting groove 6 is formed in the side wall of the base 4, a one-way valve only leading to the mounting groove 6 is arranged in the air inlet 8, an air vent 9 which is communicated up and down is formed in the supporting column 5, the mounting groove 6 is communicated with an air storage cavity 10 through the air vent 9;

the stirring assembly is used for improving the separation efficiency of petroleum raw materials and comprises a rotating shaft 19 and an impeller 18, the rotating shaft 19 is vertically arranged in the middle of the filter cartridge 2, the lower end of the rotating shaft is hermetically and rotatably penetrated into a rotating groove 17, the impeller 18 is rotatably arranged in the rotating groove 17 and fixedly sleeved at the end part of the rotating shaft 19, an air injection cavity 20 communicated with the rotating groove 17 is formed in the inner wall of the air storage cavity 10, a pressure valve is arranged in the air injection cavity 20, and the rotating groove 17 is communicated with the outside;

in the embodiment applying the technical scheme, the shell 1 is arranged on the ground through the supporting component, and the supporting component is composed of the base 4, the supporting columns 5 and the supporting springs 7 and is provided with a certain spring, so that a good buffering and damping effect can be achieved, and the vibration generated by the centrifuge when the filter cartridge 2 rotates at a high speed is relieved;

meanwhile, in the process of buffering and damping, the supporting column 5 is directly connected with the shell 1 to generate vertical vibration; when the support column 5 moves downwards, the space in the mounting groove 6 is reduced, part of air is squeezed into the air storage cavity 10 through the vent hole 9, and when the support column 5 moves upwards, external air is supplemented into the mounting groove 6 through the air inlet hole 8; furthermore, in the process of buffering and damping by the supporting component, gas is continuously collected into the gas storage cavity 10, so that the gas in the gas storage cavity 10 is accumulated more, when the gas pressure in the gas storage cavity 10 is greater than the threshold value of the pressure valve, the pressure valve is opened, the gas in the gas storage cavity 10 is flushed into the rotating groove 17 through the gas spraying cavity 20, the gas flow impacts the impeller 18, the impeller 18 rotates, the rotating shaft 19 is driven to rotate, and the rotating shaft 19 is provided with a corresponding stirring shaft or blade, so that the effect of improving the oil separation efficiency can be realized;

in the invention, the gas storage effect is realized by utilizing the change of the supporting component in the process of buffering and damping, and the gas is used for driving the rotating shaft 19 to intermittently rotate, so that the structure has lower use cost compared with the structure in which the rotating shaft 19 is driven by a motor.

In an embodiment of the present invention, the centrifuge further includes:

the detection assembly comprises a circulating pipe 3 and a circulating assembly, the circulating pipe 3 is arranged on one side of the shell 1, the circulating assembly comprises a fixed pipe 12 and a piston block 13, the fixed pipe 12 is fixedly arranged on the bottom wall of the shell 1 and is communicated with the gas storage cavity 10, the piston block 13 is arranged in the fixed pipe 12 in a sealing and sliding mode, a suction cavity 16 is formed above the piston block, a one-way valve only leading to the suction cavity 16 is installed at the upper end of the fixed pipe 12, the lower port of the circulating pipe 3 is communicated with the suction cavity 16, and the one-way valve only leading to the circulating pipe 3 is arranged inside the port; in the implementation, in the process of gas collection of the gas storage cavity 10, the internal gas pressure is continuously increased, the piston block 13 is pushed to move upwards at the moment, the volume of the suction cavity 16 is reduced, so that part of petroleum is pushed into the circulating pipe 3, after the pressure valve is opened to release gas, the internal gas pressure is rapidly reduced, the piston block 13 moves downwards at the moment, the petroleum in the shell 1 is sucked into the suction cavity 16, so that the petroleum is continuously pushed into the circulating pipe 3, and the petroleum passes through the circulating pipe 3 and returns into the shell 1 from the upper end of the circulating pipe, so that the effect of petroleum circulation in the circulating pipe 3 is realized; the circulation effect is realized without the participation of a circulating pump, the structure is simplified, and the use cost is reduced;

in a further preferable technical scheme, a limit ring 14 is fixedly arranged on the inner wall of the fixed pipe 12, the port of the circulating pipe 3 is positioned above the limit ring 14, and the piston block 13 is positioned below the limit ring 14 and is connected with the limit ring 14 through a return spring 15; the moving position of the piston block 13 can be limited by arranging the limiting ring 14, the piston block 13 compresses the spring when moving upwards, and when the air pressure in the air storage cavity 10 is rapidly reduced, the piston block 13 can be rapidly moved downwards to reset under the action of the reset spring 15.

In the preferred technical solution of this embodiment, the upper end of the supporting column 5 is an elastic part 11 made of an elastic material, and the elastic part 11 is fixedly connected with the housing 1 and used for smoothing the stress change inside the supporting column 5 during vibration.

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 should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.