TWM544361U - Air filter module - Google Patents

Abstract

An air filter module includes a support frame and a plurality of filter units. The support frame contains a plurality of filter channels. The filter elements of each filter unit are aligned with the corresponding filter passages, wherein the upper surface of the support frame has an airtight engagement interface, and each of the filter units has an airtight engagement interface complementary to the upper surface of the support frame so that the lower surface each filter unit is airtight engaged with the upper surface of the corresponding support frame.

Description

Air filter module

The present invention relates to an air filter module, and more particularly to an air filter module for a clean room system.

Both the semiconductor and optoelectronic industries require large areas of clean room space to place their production lines in clean rooms to meet the required process requirements.

When the factory area of the clean room system is growing, the air filtration system corresponding to the demand is also gradually large, and the requirements for the filtration effect are gradually increased.

The air filter system in the front section of the top of the factory area of the traditional clean room system is mostly based on a metal frame, and the filter part is filled into the metal frame, and then the gel is bonded to ensure airtightness. When the filter unit loses its effectiveness for a period of time, the metal frame and the filter unit are removed as a whole for subsequent environmental protection.

The weight of the filter section added to the metal frame often exceeds the weight that one can carry, and there is also a safety concern to remove and remove from the top of the plant.

The present invention proposes an innovative air filter module that solves the problems of the prior art.

In an embodiment of the present invention, an air filter module includes a support frame and a plurality of filter units. The support frame contains a plurality of filter channels. The filter unit is superposed on the support frame, and the filter portion of each filter unit is aligned with the corresponding filter passage, wherein the upper surface of the support frame has a gas-tight joint interface, and each filter unit The lower surface of the screen frame has a gas-tight joint interface complementary to the upper surface of the support frame, such that the lower surface of the screen frame of each screen unit is hermetically joined to the upper surface of the corresponding support frame.

In an embodiment of the present invention, the upper surface of the screen frame of each screen unit has a hermetic joint interface identical to the upper surface of the support frame.

In an embodiment of the present invention, the plurality of screen units are vertically overlapped above the support frame by the complementary airtight joint interfaces.

In an embodiment of the present invention, when the lower surface of the filter frame of each screen unit is hermetically joined to the upper surface of the corresponding support frame, the cross section has a convex portion and a complementary portion of the concave portion.

In an embodiment of the present invention, the protruding portion is located on a lower surface of the filter frame of the screen unit, and the recessed portion is located on an upper surface of the support frame.

In an embodiment of the invention, the projections and recesses are located intermediate the airtight engagement interface.

In an embodiment of the present invention, the recessed portion is located on a lower surface of the filter frame of the screen unit, and the protruding portion is located on an upper surface of the support frame.

In an embodiment of the invention, the projections and recesses are located intermediate the airtight engagement interface.

In an embodiment of the present invention, the filter portions of the vertically stacked filter cells comprise different filter media.

In an embodiment of the invention, each of the screen units has a length of 800 mm and a width of 485 mm.

In summary, the air filter module of the present invention utilizes its airtight joint interface to vertically overlap the screen unit without the need for a glue material, and has a positioning function of preventing the left and right offset of the screen unit.

The above description will be described in detail in the following embodiments, and further explanation of the technical solutions of the present invention will be provided.

The above and other objects, features, advantages and embodiments of the present invention will become more apparent and understood.

100‧‧‧Air filter module

102‧‧‧Parts

104‧‧‧filtration channel

106‧‧‧Support frame

106’‧‧‧Support frame

107‧‧‧ airtight joint frame

107’‧‧‧Airtight joint frame

108‧‧‧Protruding

108’‧‧‧Depression

109‧‧‧ airtight joint interface

110‧‧‧Filter unit

110a‧‧‧Filter frame

110a’‧‧‧ filter frame

110b‧‧‧Mesh Department

110c‧‧‧protrusion

110c’‧‧‧Depression

110d‧‧‧Depression

110d’‧‧‧ bulging

The above and other objects, features, advantages and embodiments of the present invention will become more apparent and understood. The description of the drawings is as follows: FIG. 1 is a diagram showing an air filter module according to an embodiment of the present invention. 2 is a magnified view of a portion 102 of FIG. 1; FIG. 3 is a cross-sectional view taken along line 3-3 of FIG. 1; and FIG. 4 is a view showing another embodiment of the present invention. FIG. 5 is a cross-sectional view showing still another embodiment of the present invention; and FIG. 6 is a cross-sectional view showing still another embodiment of the present invention.

In order to make the description of the present invention more complete and complete, reference is made to the accompanying drawings and the accompanying drawings. On the other hand, well-known elements and steps are not described in the embodiments to avoid unnecessarily limiting the present invention.

In the scope of the embodiments and patent applications, unless the context specifically dictates the articles, "a" and "the" may mean a single or plural.

As used herein, "about," "about," or "substantially" is used to modify the amount of any slight change, but such minor changes do not alter the nature. In the embodiment, unless otherwise stated, the error range represented by "about", "about" or "substantially" is generally allowed to be within 20%, preferably 10%. Within, and more preferably within five percent.

The technical aspect of the present invention is an air filter module suitable for various vertically stacked air filter modules. The specific implementation of the air filter module will be described below with reference to the drawings.

1 and 2, FIG. 1 is a perspective view of an air filter module according to an embodiment of the present invention; and FIG. 2 is an enlarged view of a portion 102 of FIG. The air filter module 100 includes a support frame 106 and a plurality of filter units 110. The support frame 106 includes a plurality of filter channels 104. A plurality of filter units 110 are stacked above the support frame 106 to cover all of the filter channels 104 (only one screen unit 110 is shown), and the filter portion of each filter unit 110 is aligned with the corresponding filter. Air passage 104. One or more filter cells 110 may be stacked above the single filter gas channel 104 as desired. When the filter unit 110 is vertically superposed on the support frame 106 or when the plurality of filter units 110 are vertically overlapped with each other, the vertical joint surface needs to be airtight, so that all the gas to be filtered is filtered through the filter portion, and cannot be The joint surface overflows.

Please refer to FIG. 3, which is a cross-sectional view taken along line 3-3 of FIG. 1. The upper surface of the support frame 106 has a gas-tight joint interface, and the lower surface of the filter frame 110a of each screen unit 110 has a gas-tight joint interface complementary to the upper surface of the support frame 106, so that each filter unit 110 The lower surface of the screen frame 110a is hermetically bonded to the upper surface of the corresponding support frame 106. For example, the upper surface of the support frame 106 has a protrusion 108 (the remaining upper surface is a flat surface), and the lower surface of the screen frame 110a of each screen unit 110 has a recess 110d (the remaining lower surface is Flat surface). When the shapes of the protrusions 108 and the recesses 110d are complementary to each other, when the lower surface of the screen frame 110a of each of the screen units 110 is joined to the upper surface of the corresponding support frame 106, a hermetic joint interface 109 is formed.

When a plurality of screen units 110 are vertically stacked one upon another, a hermetic joint interface is also required between each other. For example, the lower surface of the screen frame 110a of each screen unit 110 has a recess 110d (the remaining lower surface is a flat surface), and the upper surface of the screen frame 110a of each screen unit 110 has a convex surface. Portion 110c (the remaining upper surface is a flat surface). When the shapes of the protrusions 110c and the recesses 110d are complementary to each other, the upper surface of the screen frame 110a of each screen unit 110 may be formed when it is joined to the lower surface of the screen frame 110a of the other screen unit 110. A hermetic joint interface. In other words, the upper surface of the screen frame 110a of each screen unit 110 has a hermetic joint interface identical to the upper surface of the support frame 106.

In the embodiment of the present invention, the support frame 106 needs to support the weight of the plurality of filter net units, and may be made of a metal material, but is not limited thereto. The filter frame 110a of the filter unit 110 is capable of supporting the filter unit 110b. The amount can be made of hard plastic material, but it is not limited to this. When the screen units 110 are vertically overlapped or superposed on each other on the upper surface of the support frame 106, the hermetic joint interface can be brought to the required airtightness by the weight of the whole, without the need to additionally apply the glue when the interface is joined. When the filter unit 110 is subsequently removed, the step of removing the glue material is eliminated.

When the screen units 110 are vertically overlapped or superposed on each other on the upper surface of the support frame 106, the filter portions 110b of each of the screen units 110 are aligned with the corresponding filter passages 104, or a plurality of stacked screens. The filter portions 110b of the unit 110 are aligned with each other. In other words, the inner walls of the screen frame 110a of the plurality of stacked screen units 110 are vertically aligned and vertically aligned with the inner walls of the stacked support frames 106.

In the embodiment of the present invention, after the filter portion 110b is folded into a substantially wavy shape, the edge thereof is adhered to the inner wall of the filter frame 110a with a glue. The filter unit 110b may be filled with a different filter material such as activated carbon, potassium hydroxide, potassium carbonate, alumina or an ion exchange resin, etc., but is not limited thereto.

Please refer to FIG. 4, which is a cross-sectional view showing another embodiment of the present invention. The main difference between the embodiment of Fig. 4 and the embodiment of Fig. 3 is that the hermetic joint interface is designed on the upper surface of the hermetic joint frame 107. Since the design of the hermetic joint interface is not conventional, if the screen unit having the hermetic joint interface is to be superposed on the support frame 106' having no airtight joint interface, the support frame 106' needs to be provided first. A hermetic joint frame 107 that hermetically joins the interface. Increasing the design of the hermetic joint frame 107 allows the present invention to be applied to more conventional support frames.

Please refer to FIG. 5, which illustrates another embodiment of the present invention. Sectional view. In this embodiment, the upper surface of the support frame 106 has a recess 108' (the remaining upper surface is a flat surface), and the lower surface of the screen frame 110a' of each screen unit 110 has a projection 110d' ( The remaining lower surface is a flat surface). When the shapes of the recessed portion 108' and the protruding portion 110d' are complementary to each other, when the lower surface of the filter frame 110a' of each of the screen units 110 is joined to the upper surface of the corresponding support frame 106, a hermetic joint can be formed. Interface 109.

Further, the upper surface of the screen frame 110a' of each of the screen units 110 also has a recessed portion 110c'. In other words, the upper surface of the screen frame 110a' of each screen unit 110 has a hermetic joint interface identical to the upper surface of the support frame 106, so that the plurality of screen units 110 can be vertically stacked.

Please refer to FIG. 6, which is a cross-sectional view showing still another embodiment of the present invention. The main difference between the embodiment of Fig. 6 and the embodiment of Fig. 5 is that the hermetic joint interface is designed on the upper surface of the hermetic joint frame 107'. Since the design of the hermetic joint interface is not conventional, if the screen unit having the hermetic joint interface is to be superposed on the support frame 106' having no airtight joint interface, the support frame 106' needs to be provided first. A hermetic joint frame 107' that hermetically joins the interface. Increasing the design of the hermetic joint frame 107' allows the present invention to be applied to more conventional support frames.

In the embodiment of the present invention, the projections (108, 110c, 110d') and the recesses (110d, 108', 110c') are all located in the middle of the airtight engagement interface. In addition to the airtight joint interface, the projections and the recesses also have a positioning function of preventing the screen unit 110 from shifting to the left and right.

In the embodiment of the present invention, each of the screen units has a length of 800 mm and a width of 485 mm, but is not limited thereto.

In summary, the air filter module of the present invention utilizes its airtight joint interface to vertically overlap the screen unit without the need for a glue material, and has a positioning function of preventing the left and right offset of the screen unit.

Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Any one skilled in the art can make various changes and retouchings without departing from the spirit and scope of the present invention. The scope is subject to the definition of the scope of the patent application attached.

104‧‧‧filtration channel

106‧‧‧Support frame

108‧‧‧Protruding

109‧‧‧ airtight joint interface

110‧‧‧Filter unit

110a‧‧‧Filter frame

110b‧‧‧Mesh Department

110c‧‧‧protrusion

110d‧‧‧Depression

Claims (10)

An air filter module includes: a support frame including a plurality of filter gas passages; and a plurality of filter mesh units superposed on the support frame, each of the filter unit portions of the filter unit being aligned The filter gas passage, wherein the upper surface of the support frame has a gas-tight joint interface, and the lower surface of the filter frame of each filter unit has a gas-tight joint interface complementary to the upper surface of the support frame, so that each The lower surface of the filter frame of the screen unit is hermetically joined to the corresponding upper surface of the support frame. The air filter module of claim 1, wherein the upper surface of the filter frame of each of the filter units has a gas-tight joint interface identical to the upper surface of the support frame. The air filter module of claim 2, wherein the plurality of filter elements are vertically overlapped above the support frame by the complementary airtight engagement interfaces. The air filter module of claim 1, wherein when the lower surface of the filter frame of each of the filter units is hermetically joined to the upper surface of the corresponding support frame, the cross section has a protrusion and A complementary joint of the depressions. The air filter module of claim 4, wherein the convex The outlet is located on a lower surface of the filter frame of the screen unit, and the recess is located on an upper surface of the support frame. The air filter module of claim 5, wherein the protrusion and the recess are located in the middle of the airtight engagement interface. The air filter module of claim 4, wherein the recess is located on a lower surface of the filter frame of the screen unit, and the protrusion is located on an upper surface of the support frame. The air filter module of claim 7, wherein the projection and the recess are located in the middle of the airtight engagement interface. The air filter module of claim 3, wherein the filter portions of the vertically stacked filter unit comprise different filter media. The air filter module of claim 1, wherein each of the filter unit has a length of 800 mm and a width of 485 mm.