CN-122006388-A - Oil mist treatment device for industrial equipment

CN122006388ACN 122006388 ACN122006388 ACN 122006388ACN-122006388-A

Abstract

The invention discloses an oil mist treatment device for industrial equipment, which comprises a host machine with an inner filter element, an expansion body, an outer filter element, a cylindrical shell, a motor, an impeller, a flat partition wall, an expansion cavity, an annular air outlet and an outer filter element, wherein the host machine comprises the inner filter element, the expansion body and the outer filter element from bottom to top, the cylindrical shell is further provided with the inner cavity of the shell, the flat partition wall divides the inner cavity of the shell into an upper area and a lower area, the motor is fixed in the upper area along the central axis of the shell, the impeller is positioned in the lower area and connected to an output end at the lower end of the motor, the inner wall of the shell is provided with an upper spiral oil duct positioned in the upper area and a lower spiral oil duct positioned in the lower area, the upper area is provided with an annular air outlet wall, the upper spiral oil duct is positioned in the annular cavity, the bottom of the annular cavity is communicated with the lower area, an annular outlet is arranged at the inner side of the annular outlet, a buffer distance is arranged between the lower edge of the annular outlet and the horizontal partition wall, the inner filter element is arranged against the annular outlet, the expansion body is provided with an expansion cavity with the inner diameter which gradually reduces from top to bottom, the inner diameter of the expansion cavity is identical to the inner diameter of the shell.

Inventors

QIAN YI
SHAO ZEBING
QIU HAO
ZENG YIXIN
YANG ER
YE FUQUAN
YANG ZEXIN
YUAN HAI
HUANG CHONG

Assignees

爱柯迪股份有限公司

Dates

Publication Date: 20260512
Application Date: 20260326

Claims (10)

1. An oil mist treatment device for industrial equipment is characterized by comprising a main machine with an inner filter element, an expansion body and an outer filter element from bottom to top in sequence; the main machine also comprises a cylindrical shell, a motor and an impeller, wherein the middle of the bottom of the shell is connected with a mist inlet pipe; a horizontal partition wall is arranged in the shell, and divides the inner cavity of the shell into an upper area and a lower area; The motor is fixed in the upper region along the central axis of the shell, and the impeller is positioned in the lower region and connected to the output end of the lower end of the motor; the inner wall of the shell is provided with an upper spiral oil duct positioned in the upper area and a lower spiral oil duct positioned in the lower area, and the sections of the upper spiral oil duct and the lower spiral oil duct are L-shaped to form a spiral blocking wall on the inner side; The spiral directions of the upper spiral oil duct and the lower spiral oil duct are opposite and are converged at the junction of the two areas, and an oil outlet is arranged at the junction of the upper spiral oil duct and the lower spiral oil duct; The upper region is provided with an annular cavity, the inner side of the annular cavity is provided with an annular air outlet wall, the upper spiral oil duct is positioned in the annular cavity, and the bottom of the annular cavity is communicated with the lower region; An annular outlet is formed in the inner side of the annular cavity and close to the horizontal partition wall, and a buffer distance is formed between the lower edge of the annular outlet and the horizontal partition wall; the inner filter element is annular and is arranged close to the annular outlet, and the upper part and the lower part of the inner filter element are sealed; the expansion body is provided with an expansion cavity with the inner diameter gradually reduced from top to bottom, the inner diameter of the lower part of the expansion cavity is the same as the inner diameter of the shell, and the outer filter element is arranged above the expansion body with the upper opening.
2. The oil mist treatment device for industrial equipment according to claim 1, wherein the cross section of the expansion body is square, the expansion body comprises a funnel part and a vertical part, the inner cavity of the funnel part forms the expansion cavity, and the outer filter element is square and sleeved in the inner cavity of the vertical part.
3. The oil mist treatment device for industrial equipment according to claim 1, wherein the housing is internally provided with a partition wall connected in a transverse fold and transverse manner, and the partition wall comprises a first transverse partition wall, a vertical partition wall and a second transverse partition wall; the outer edge of the horizontal partition wall is provided with an outer annular wall, the vertical partition wall and the outer annular wall are positioned on the same circumference, an annular outlet is formed between the outer annular wall and the vertical partition wall, and a circumferential gap is formed between the inner annular wall and the spiral blocking wall.
4. The oil mist treatment device for industrial equipment according to claim 1, wherein the horizontal partition wall is provided with an inner annular wall which is positioned on the inner side of the outer annular wall and concentric with the outer annular wall, a mounting groove is formed between the outer annular wall and the inner annular wall, and the inner filter element is arranged in the mounting groove.
5. The oil mist treatment device for industrial equipment according to claim 4, wherein the annular air outlet wall is embedded between the inner annular wall and the inner peripheral surface of the inner filter element, and the lower parts of the annular air outlet wall and the inner filter element are shielded by the inner annular wall and the outer annular wall.
6. An oil mist treatment device for industrial equipment as set forth in claim 5, wherein said inner annular wall and said outer annular wall are equal in height and have a height of one third of said inner filter element.
7. An oil mist treatment device for industrial equipment as set forth in claim 1, wherein said oil outlet is provided with an oil outlet pipe, said oil outlet pipe being disposed tangentially to said housing.
8. The oil mist treatment device for industrial equipment according to claim 1, wherein a filter screen is arranged at the position where the mist inlet pipe enters the shell.
9. The oil mist treatment device for industrial equipment according to claim 1, wherein the outer filter element is a glass fiber filter.
10. The oil mist treatment device for industrial equipment according to claim 1, wherein the outer filter core is formed by a plurality of vertical filter plates which are distributed in an array and are transversely stacked, the vertical filter plates are wavy, and wavy filter channels are formed between every two adjacent vertical filter plates.

Description

Oil mist treatment device for industrial equipment Technical Field The invention relates to the field of environmental purification equipment, in particular to an oil mist treatment device for industrial equipment. Background The oil mist treatment equipment is indispensable environmental protection equipment in the fields of machining, industrial cleaning and the like, and is mainly used for collecting and purifying oil mist, water mist and dust mixtures generated in the processes of cutting, grinding, forging and the like. The method has the core effects of preventing harmful aerosol from diffusing to workshop environment, guaranteeing the health of operators, maintaining the stable operation of equipment and meeting the increasingly strict environmental protection emission requirements. The technical development of the equipment mainly expands around the directions of improving the oil-gas separation efficiency, prolonging the service life of the filter material, optimizing the maintenance convenience, adapting to complex working conditions and the like. Patent document of application publication number CN108744817A discloses an oil mist treatment equipment with double helix, including the base and the barrel of intercommunication on the base, the barrel bottom is equipped with the air intake, be equipped with spiral on the inner wall of barrel and spiral down, link up on the barrel lateral wall and be connected with the oil drain port, dismantle in the barrel and be connected with the baffle, the second journal stirrup that the baffle is extensive is connected with the first journal stirrup second bolted connection of barrel inside wall, the baffle upper end is equipped with the motor, wear to be equipped with in the baffle with motor output fixed connection's pivot, the bottom of pivot is connected with the impeller with one heart, the upper end of barrel is dismantled through the fastener and is connected with the filter core. The patent document of the authorized bulletin number CN119926088B discloses a high-efficiency oil mist filtering device, which comprises a shell, an interception mechanism and a power mechanism, wherein the interception mechanism is arranged inside the shell, the bottom end of the shell is communicated with an oil mist outlet of the device, the power mechanism is arranged at the top end of the shell and drives the interception mechanism to operate, the interception mechanism comprises a net barrel and a plurality of blades, the top end of the net barrel is connected with the output end of the power mechanism, a plurality of groups of pushing mechanisms are arranged in the net barrel, each group of pushing mechanisms corresponds to one blade and is positioned on the windward side of the blade, each pushing mechanism comprises a plurality of scraping plates and a circulating assembly, the plurality of scraping plates are fixedly connected with the circulating assembly and are uniformly distributed outside the circulating assembly, a linkage mechanism is arranged at the bottom side of the shell, and the plurality of groups of circulating assemblies are driven to rotate by the linkage mechanism. In the practical application process, the oil mist filtering equipment is not good in degreasing effect or the filter element is often required to be replaced at too high cost, so that enterprises gradually abandon the oil mist filtering equipment in the production process. Disclosure of Invention Aiming at the existing defects, the invention provides the oil mist treatment device for the industrial equipment, which has better oil filtering effect and better separation and purification effects. The technical scheme adopted for solving the technical problems is that the oil mist treatment device for industrial equipment comprises a main machine with an inner filter element, an expansion body and an outer filter element from bottom to top in sequence; the main machine also comprises a cylindrical shell, a motor and an impeller, wherein the middle of the bottom of the shell is connected with a mist inlet pipe; a horizontal partition wall is arranged in the shell, and divides the inner cavity of the shell into an upper area and a lower area; The motor is fixed in the upper region along the central axis of the shell, and the impeller is positioned in the lower region and connected to the output end of the lower end of the motor; the inner wall of the shell is provided with an upper spiral oil duct positioned in the upper area and a lower spiral oil duct positioned in the lower area, and the sections of the upper spiral oil duct and the lower spiral oil duct are L-shaped to form a spiral blocking wall on the inner side; The spiral directions of the upper spiral oil duct and the lower spiral oil duct are opposite and are converged at the junction of the two areas, and an oil outlet is arranged at the junction of the upper spiral oil duct and the lower spiral oil duct; The upper region is provided