KR20190001206A - After-filter assembly of oil mist collector - Google Patents

Abstract

According to the present invention, an after-filter assembly of an oil mist collector comprises a filter member (110), an upper gasket (112), a lower gasket (114), a first network member (120), a cover member (132), an upper cover (140), a lower cover (150), and a binding member (160). An object of the present invention is to provide the after-filter assembly for the oil mist collector, which facilitates a separation operation of upper and lower covers.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an after-filter assembly of an oil mist collector,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an after-filter assembly, and more particularly, to an after-filter assembly for use in an oil mist dust collector to block fine particles in micron units, To an after-filter assembly of a mist dust collector.

Generally, various kinds of metal processing oil such as lubricating oil, cutting oil, anti-rust oil and the like are used for lubrication and cooling in the process of processing a workpiece through a machine tool. At this time, an oil mist is generated as the metalwork oil is scattered, and machined chips are generated by cutting the workpiece.

That is, the oil mist refers to the oil mist, which is evaporated as the coolant or cutting oil used for cooling or lubrication of the cutting tool and the cutting tool during cutting by the cutting machine is vaporized by the frictional heat generated during processing, Is mixed with air and smogged.

As described above, the oil mist mixed with the air contaminates the atmosphere of the workplace and adversely affects the health of the worker. When the oil mist is leaked to the outside of the workplace, the oil mist acts as a main cause of polluting the atmosphere.

In addition, since oil mist is known to contain carcinogens such as formaldehyde, nitrosamine, and paraffin which are harmful to human body, oil mist precipitator is usually installed in the working environment to protect workers and the environment.

The oil mist precipitator separates oil from oil mist generated during cutting machining of machine tools such as CNC lathe, cylindrical grinding machine, machining center, bolt groove, press machine, centerless grinder, It is a device to prevent the oil particles from flowing and to protect the health of workers.

2. Description of the Related Art Conventionally, an oil mist trap is known in which an oil mist generated in an automatic machine tool is sucked by a suction fan, and oil and air are separated while passing through an oil filter to recover oil.

1 is a view showing an example of a conventional oil mist dust collector. Referring to FIG. 1, the oil mist dust collector includes a support 10 having a cast 12 at a lower portion thereof, a housing 20 rotatably connected to the inside of the support 12, a microneedle 20 mounted on the upper portion of the housing, and an after-filter assembly 30 for blocking fine dust in micron units.

The after-filter assembly 30 collects odors, fumes, and other mist by varying the filter contents depending on the application. The after filter assembly 30 has a structure in which the upper cover 34 and the lower cover 36 are bonded to the upper and lower ends of the filter portion 32 with a central filter portion 32 interposed therebetween I have.

The upper cover 34 and the lower cover 36 need to be forcefully separated from the filter portion 32 when the filter portion 32 needs to be replaced so that the separation operation is very troublesome and the upper cover 34 And the lower cover 36 are damaged or damaged, thereby making recycling thereof difficult.

Korean Patent Registration No. 10-0942900 (February 09, 2010) Korean Registered Patent Publication No. 10-1318772 (October 10, 2013)

SUMMARY OF THE INVENTION It is an object of the present invention to provide an after-filter assembly for an oil mist dust collector which can easily separate upper and lower covers.

Another object of the present invention is to provide an after-filter assembly for an oil mist precipitator which is easy to perform separation operation which can be repeatedly recycled.

In order to accomplish the object of the present invention, there is provided a filter device comprising: a filter member having a corrugated cylindrical shape with an open top and a bottom and filtering impurities of a sucked oil mist; An upper gasket 112 and a lower gasket 114 attached to upper and lower ends of the filter member 110 to prevent gas or water from leaking from the contact surface with the filter member 110; (120) inserted into the filter member (110) to maintain the uprightness of the filter member (110); A lid member 132 surrounding the filter member 110 as the upper gasket 112 and the lower gasket 114; A second network member 130 surrounding the cover member 132; An upper cover (140) having a ring shape, a flange (142) integrally formed around the periphery and seated on the upper gasket (112); A lower cover 150 formed integrally with the upper cover 140 and having a flange 152 integrally formed around the lower cover 150 and connected to a lower portion of the lower gasket 112; A lower ring 164 integrally formed at a lower end of the main body 162, an upper ring 166 integrally formed at an upper end of the main body 162, And a binding member 160 provided between the upper cover 140 and the main body 162 and connecting the upper cover 140 and the lower cover 150 to each other, There is provided an after-filter assembly of an oil mist precipitator having at least two insertion holes (142a, 152a) with equal intervals for connecting the coupling members (160) along flanges (142, 152).

In order to accomplish the object of the present invention, a filter member (110) having a corrugated cylindrical shape with open top and bottom and filtering impurities of a sucked oil mist; An upper gasket 112 and a lower gasket 114 attached to upper and lower ends of the filter member 110 to prevent gas or water from leaking from the contact surface with the filter member 110; (120) inserted into the filter member (110) to maintain the uprightness of the filter member (110); A lid member 132 surrounding the filter member 110 as the upper gasket 112 and the lower gasket 114; A second network member 130 surrounding the cover member 132; A flange portion 142 is integrally formed along the periphery of the flange portion 142 and has a bracket 144 having a cross-sectional shape of 'b''and is mounted on the upper gasket 112 An upper cover 140; A flange 152 is integrally formed along the circumference of the upper cover 140 and a bracket 154 having a "C" shaped cross-section is attached to the flange 152, A lower cover 150 connected to a lower portion of the lower gasket 112; And a nut member (268) threadedly engaged with the threaded portion (264) (266), wherein the threaded portion (266) There is provided an after-filter assembly for an oil mist dust collector comprising a coupling member (260) connecting the upper cover (140) and the lower cover (150) to each other.

According to the after-filter assembly of the oil mist dust collector of the present invention as described above, the following effects can be obtained.

First, since the upper cover 140 and the lower cover 150 are easily detachable through the binding member, the upper and lower covers 140 and 150 can be separated easily.

Secondly, since the separated upper cover 140 and the lower cover 150 are not damaged or damaged unlike the related art, repeated recycling is possible.

1 is a view showing an example of a conventional oil mist dust collector,
FIG. 2 is a perspective view showing an after-filter assembly of an oil mist dust collector according to an embodiment of the present invention;
3 is an exploded perspective view of the after-filter assembly shown in FIG. 2,
4 is a perspective view showing an example of a binding member in an after-filter assembly of an oil mist dust collector according to the present invention,
5 is a perspective view and partially enlarged view showing a state where the binding member shown in FIG. 4 is installed in the after-filter assembly,
6 is an exploded perspective view showing a filter member, an upper and a lower gasket, a lid member, and a mesh member in the after-filter assembly of the oil mist dust collector according to the present invention,
FIG. 7 is a perspective view showing the assembled state of the filter member, the upper and lower gaskets, the lid member, and the mesh member shown in FIG. 6;
FIG. 8 is a perspective view showing a state in which upper and lower covers are assembled to the filter member, the upper and lower gaskets, the cover member, and the mesh member shown in FIG. 6;
9 is a view showing another embodiment of the binding member in the after-filter assembly of the oil mist dust collector according to the present invention.

Hereinafter, an after-filter assembly of an oil mist dust collector according to a preferred embodiment of the present invention will be described in detail.

It is to be understood that the terminology or words used herein are not to be construed in an ordinary sense or a dictionary, and that the inventor can properly define the concept of a term to describe its invention in the best possible way And should be construed in accordance with the meaning and concept consistent with the technical idea of the present invention.

FIG. 2 is a perspective view of an after-filter assembly of an oil mist dust collector according to an embodiment of the present invention, FIG. 3 is an exploded perspective view of the after- Fig. 8 is a perspective view showing an example of a binding member in the after-filter assembly.

5 is a perspective view and a partially enlarged view showing a state in which the binding member shown in Fig. 4 is installed in the after-filter assembly, Fig. 6 is a sectional view of the filter member in the after-filter assembly of the oil mist precipitator according to the present invention, And FIG. 7 is a perspective view illustrating the assembled state of the filter member, the upper and lower gaskets, the lid member, and the mesh member shown in FIG.

8 is a perspective view showing a state in which upper and lower covers are assembled to the filter member, the upper and lower gaskets, the lid member, and the mesh member shown in FIG.

2 through 8, an after-filter assembly 100 of an oil mist dust collector according to an embodiment of the present invention includes a filter member 110, upper and lower gaskets 112 and 114, A cover member 132, a second net member 130, upper and lower covers 140 and 150, and a binding member 160. The cover member 132,

Referring to FIG. 3, the filter member 110 has a wrinkled cylindrical shape having upper and lower openings as a fabric material, and filters the impurities of the inhaled oil mist (not shown).

The upper gasket 112 and the lower gasket 114 are bonded to the upper and lower ends of the filter member 110 as rubber or rubberized cloth or asbestos, So that gas or water does not leak from the contact surface.

The first netting member 120 is made of iron and inserted into the filter member 110 in the form of a cylinder having open upper and lower portions. The first netting member 120 is attached to the inner circumferential surface of the filter member 110, The tilting phenomenon is reduced to maintain the uprightness of the filter member 110 and improve the durability of the filter member 110 in the course of use.

The lid member 132 is made of the same material as that of the upper and lower gaskets 112 and 114 to protect and protect the filter member 110.

The second net member 130 is made of an iron material and covers and protects the lid member 132.

The upper cover 140 is made of iron and has a ring shape. The flange 142 is integrally formed around the upper cover 140, and is mounted on the upper gasket 112 to function as a finishing material.

The lower cover 150 is made of the same material and shape as the upper cover 140 and is formed integrally with the flange 152 along the periphery and connected to the lower portion of the lower gasket 112 to function as a finishing material.

According to the present invention, insertion holes 142a and 152a are formed along the flange portions 142 and 152 with equal intervals (90 degrees) for connecting a coupling member 160 to be described later Only two parts are displayed).

At this time, the insertion holes 142a and 152a may be formed in two portions facing each other along the flange portions 142 and 152, or three portions may be formed at intervals of 120 degrees. The upper and lower covers 140 It is preferable to form at least two or more portions along the flange portions 142 and 152 for stable fixing of the flange portions 150 and 150.

3 and 4, the binding member 160 connects the upper and lower covers 140 and 150 to each other and elastically supports the upper and lower covers 140 and 150. The lower cover 140 has a coil spring- And an upper ring 166 connected to the insertion hole 142a of the upper cover 140 is formed at an upper end of the body 162. The lower ring 164 is connected to the insertion hole 152a of the upper cover 140, And a handle portion 168 having a ring shape is formed between the upper ring 166 and the main body 162. As shown in Fig.

9, the binding member 260 has screw portions 264 and 266 formed at both ends of a main body 262 having a cylindrical shape, and a nut member 268 is screwed to the screw portion.

Brackets 144 and 154 each having a substantially C-shaped magnetic cross-section are attached to the flange portions 142 and 152 of the upper and lower covers 140 and 150. The bracket has a body 262 Through holes (not shown) are formed.

Hereinafter, the operation of the present invention having the above-described configuration will be described.

The after-filter assembly 100 according to the present invention is characterized in that an upper gasket 112 and a lower gasket 114 are attached to upper and lower ends of a filter main body 110 to which a first net member 120 is attached, The lid member 132 and the second net member 130 are sequentially covered on the outer side of the main body 110. [

After the lower cover 150 is mounted on the lower end of the filter main body 110 and the upper cover 140 is mounted on the upper end of the filter main body 110, The upper ring 166 of the binding member 160 is inserted into the insertion hole 142a of the upper cover 140 by pulling the main body 162 by gripping the handle 168 and inserting it into the insertion hole 152a of the cover 150, The upper and lower covers 140 and 150 are connected to each other by the binding member 160. [

The assembled after-filter assembly 100 is mounted on the upper portion of the housing 20 to block fine dusts in micron units discharged through the housing 20, Collect odor, fume, and other mist.

When the filter body 110 is to be replaced in this process, the upper ring 140 is inserted into the upper ring 140 while the upper ring 140 is held with one hand and the knob 168 is held by the other hand, As the hole 142a is removed from the hole 142a, the elongated binding member 160 is returned by the elastic force and the connection of the upper and lower covers 140 and 150 is released.

When the upper and lower covers 140 and 150 are disconnected in this manner, the filter body 110 or the upper and lower gaskets 112 and 114 are replaced with new ones, The upper cover 140 and the upper cover 140 are fixed to the upper cover 140 and the lower cover 140 through the binding member 160 after the member 120 and the lid member 132, the second net member 130, the lower cover 150, (150).

Since the upper cover 140 and the lower cover 150 are easily detachable through the binding member 160 in the above process, the upper and lower covers 140 and 150 can be separated easily. Further, the separated upper cover 140 and the lower cover 150 can be repetitively recycled because they are not damaged or damaged unlike the related art.

9, both ends of the main body 262 of the binding member 260 are passed through the brackets 144 and 154 of the upper and lower covers 140 and 150, The upper and lower covers 140 and 150 are connected to each other by the binding members 260 as the nut members 268 are fastened to the upper and lower cover members 264 and 264, respectively.

When the filter main body 110 is to be replaced, the main body 262 is held by the upper and lower covers 140 as the main body 262 is held with one hand and the nut members 264 and 266 are removed with the other hand, The upper and lower covers 140 and 150 are disconnected from each other.

After the upper and lower covers 140 and 150 are disconnected as described above, after the filter body 110 or the upper and lower gaskets 112 and 114 are replaced with new ones as described above, The upper cover 140 and the upper cover 140 are mounted through the binding member 260 after the member 120 and the lid member 132, the second net member 130, the lower cover 150, (150).

Since the upper cover 140 and the lower cover 150 are easily detachable through the binding member 260 in the above process, the upper and lower covers 140 and 150 can be separated easily. Further, the separated upper cover 140 and the lower cover 150 can be repetitively recycled because they are not damaged or damaged unlike the related art.

Although the present invention has been described with reference to the drawings, it is to be understood that the invention is not limited to the disclosed embodiments and drawings, and that various changes and modifications may be effected therein by those skilled in the art, Of course, can be achieved.

100: after-filter assembly 110: filter body
112: Upper gasket 114: Lower gasket
120: first net member 130: second net member
140: upper cover 150: lower cover
160, 260: binding members 162,
164: lower ring 166: upper ring
168: handle portion 264, 266:
268: Nut member

Claims (2)

A filter member 110 having a corrugated cylindrical shape with an open top and a bottom open and filtering impurities of the sucked oil mist;
An upper gasket 112 and a lower gasket 114 attached to upper and lower ends of the filter member 110 to prevent gas or water from leaking from the contact surface with the filter member 110;
(120) inserted into the filter member (110) to maintain the uprightness of the filter member (110);
A lid member 132 surrounding the filter member 110 as the upper gasket 112 and the lower gasket 114;
A second network member 130 surrounding the cover member 132;
An upper cover (140) having a ring shape, a flange (142) integrally formed around the periphery and seated on the upper gasket (112);
A lower cover 150 formed integrally with the upper cover 140 and having a flange 152 integrally formed around the lower cover 150 and connected to a lower portion of the lower gasket 112; And
An upper ring 166 integrally formed at an upper end of the main body 162 and a lower ring 166 integrally formed at an upper end of the main body 162; And a binding member 160 provided between the upper cover 140 and the main body 162 and connecting the upper cover 140 and the lower cover 150 to each other,
Wherein at least two insertion holes (142a, 152a) having equal intervals for connecting the coupling member (160) along the flange portions (142, 152) are provided.
A filter member 110 having a corrugated cylindrical shape with an open top and a bottom open and filtering impurities of the sucked oil mist;
An upper gasket 112 and a lower gasket 114 attached to upper and lower ends of the filter member 110 to prevent gas or water from leaking from the contact surface with the filter member 110;
(120) inserted into the filter member (110) to maintain the uprightness of the filter member (110);
A lid member 132 surrounding the filter member 110 as the upper gasket 112 and the lower gasket 114;
A second network member 130 surrounding the cover member 132;
A flange portion 142 is integrally formed along the periphery of the flange portion 142 and has a bracket 144 having a cross-sectional shape of 'b''and is mounted on the upper gasket 112 An upper cover 140;
A flange 152 is integrally formed along the circumference of the upper cover 140 and a bracket 154 having a "C" shaped cross-section is attached to the flange 152, A lower cover 150 connected to a lower portion of the lower gasket 112; And
And a nut member 268 screwed to the threaded portions 264 and 266. The threaded portions 264 and 266 are provided at both ends of the main body 262, And a coupling member (260) connecting the cover (140) and the lower cover (150) to each other.

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