TWM603943U - Filtering device - Google Patents

Abstract

A filtering device is provided, comprising a filtering component on one side of a casing, an acting component on the other side of the casing, and a guide component arranged between the filtering component and the acting component. The casing is integrally formed to avoid vibration of the casing when the acting component is running, and noise of the filtering device is reduced at the same time.

Description

Filter equipment

This creation is about a filter device, especially a filter device used in a clean room.

At present, the semiconductor factories are equipped with fan filter units to clean the air quality of the environment and ensure the specifications of the clean room.

However, in the conventional fan filter unit, the shell used to house the fan unit is formed by screwing or welding multiple plates. Therefore, when the fan device is in operation, each of the plates is likely to vibrate, causing the fan to filter The group produces a lot of noise.

Furthermore, since the conventional fan filter unit is erected on the frame of the ceiling, when each of the plates vibrates, the fan filter unit and the frame are prone to looseness, resulting in the gap between the fan filter unit and the frame Unexpected gaps are generated between them, causing problems such as poor air filtration or backflow of exhaust gas into the clean room.

Therefore, how to learn about the various deficiencies in technology has become a problem that the industry urgently needs to overcome.

In view of the deficiencies of the above-mentioned conventional technology, the present invention provides a filtering device, which includes: a housing, which is an integrally formed groove-like structure, which has opposite first and second sides and is surrounded by the groove-like structure A accommodating space is provided; the filter component is arranged on the first side of the casing; the action component is accommodated in the accommodating space and fixed on the second side of the casing; and a guide, It is accommodated in the accommodating space and fixed on the shell.

In the aforementioned filtering device, an opening is formed on the first side of the casing to serve as an outlet port, and the filtering element is allowed to cover the opening.

In the aforementioned filtering device, a perforation is formed on the second side of the casing to serve as an entrance port, and the active component is installed at the perforation.

In the aforementioned filtering device, ribs are formed on the surface of the housing.

In the aforementioned filtering device, a filter screen is arranged on the second side of the housing corresponding to the position of the active component.

In the aforementioned filtering device, the filtering component includes a filter mesh structure.

In the aforementioned filtering device, the action component includes a fan structure, a support member for the fan structure to be erected on the casing, and a shaft member pivotally connected to the support member to rotate the fan structure.

In the aforementioned filtering device, the guide member is used to cover the cover of the active component.

In the aforementioned filtering device, the guide member has a plate body and a retaining wall erected on the side of the plate body, and the retaining wall is formed with a notch to serve as a lead-out port.

The aforementioned filtering equipment includes an electronic device that activates the active component. For example, the top end of the retaining wall is bent outward to form a plate, and each plate is formed with a plurality of third fixing holes for bolts to pass through the third fixing hole and the housing of the housing A plurality of fourth fixing holes on the bottom surface of the space fix the guide member to the shell.

It can be seen from the above that the filter device of this creation is mainly designed by the shell system in an integrated manner, so as to prevent the shell from vibrating when the active component is in operation. Therefore, compared with the conventional technology, this creation can In addition to increasing the structural strength of the filter device, it can also reduce the problems of vibration and noise, and can avoid loosening between the ceiling frame and the filter device and cause unexpected gaps between the frame and the filter device. Effectively avoid the problem of poor air filtration or backflow of exhaust gas into the room.

The following specific examples illustrate the implementation of this creation. Those familiar with this technique can easily understand the other advantages and effects of this creation from the content disclosed in this specification.

It should be noted that the structure, proportion, size, etc. shown in the accompanying drawings in this manual are only used to match the content disclosed in the manual for the understanding and reading of those familiar with the art, and are not used to limit the implementation of this creation Therefore, it does not have any technical significance. Any structural modification, proportional relationship change, or size adjustment, without affecting the effects and goals that can be achieved by this creation, should still fall into the original The technical content revealed by the creation can be covered. At the same time, the terms such as "above", "four" and "one" cited in this manual are only for ease of description, and are not used to limit the scope of this creation, the change of its relative relationship or Adjustments, without substantial changes to the technical content, shall be regarded as the scope of this creation that can be implemented.

Figures 1A to 2D are schematic diagrams of the filter device 1 created for this creation. The filter device 1 described above includes: a housing 10, a filter assembly 11, an action assembly 12 and a guide 15.

The housing 10 is a groove-shaped structure formed in an integral manner, and the groove-shaped structure is formed with a symmetrical profile. The cross-section of this embodiment is square, and it can also be round or other regular shapes. A polygonal accommodating space S has a first side 10a and a second side 10b opposite to each other. The first side 10a is located on one side of the accommodating space S, that is, a side close to the filter assembly 11, and the first side 10a The two sides 10b are located on the other side of the accommodating space S, that is, close to one side of the acting component 12.

In this embodiment, the contour of the first side 10a of the housing 10 is symmetrical, the cross section of this embodiment is square, and the area (cross-sectional area) A1 of the first side 10a is larger than that of the second side 10b The area (cross-sectional area) A2 is as shown in Figure 2B. For example, the first side 10a is formed with an opening 100 as an air outlet, and the second side 10b is formed with a perforation 101 at the middle as an air inlet. Therefore, the first side 10a of the casing 10 serves as an air outlet port, and the second side 10b of the casing 10 serves as an air inlet port. It should be understood that the size of the housing 10 is determined according to requirements, and the area (cross-sectional area) A1 of the first side 10a of this embodiment is 1200 cm╳1200 cm.

Furthermore, a plurality of ribs 103 are formed on the outside of the shell 10, as shown in Figure 1B at the bottom of the groove, and extend to the side of the groove (the grid as shown in Figure 1B), in addition to increasing the strength In addition, it can also reduce vibration and noise problems. It should be understood that the ribs 103 can also be arranged inside the housing 10.

Furthermore, the second side 10b of the casing 10 is provided with a filter 13 corresponding to the position of the active component 12. For example, the filter screen 13 is located at the perforation 101. It should be understood that there are many types and specifications of the relevant filter 13 and there is no particular limitation.

The filter assembly 11 is arranged on the first side 10a of the housing 10 and closely contacts the periphery of the first side 10a.

In this embodiment, the filter assembly 11 includes a filter structure 11a that covers the opening 100 to allow airflow to enter the accommodating space S, filtered through the filter structure 11a, and enters such as a laboratory or a clean room Inside the room. It should be understood that there are many types of related filter components 11 and are not limited to the above.

Furthermore, at least one positioning member 102 (such as a quadrilateral ring or other suitable structure as shown in FIG. 1C) can be disposed at the edge or corner of the opening 100 of the housing 10. For example, the filter assembly 11 abuts against the inner edge of the positioning member 102 to facilitate the assembly of the filter assembly 11 on the first side 10a of the housing 10 in close contact.

The functional component 12 is arranged in the accommodating space S, and is erected at the through hole 101 to be fixed to the second side 10b of the casing 10, as shown in FIG. 2A.

In this embodiment, the action component 12 is in the form of a fan. For example, the function assembly 12 includes a fan structure 12 a, a shaft 120 that rotates the fan structure 12 a, and a support 121 that mounts the fan structure 12 a on the casing 10. Specifically, the supporting member 121 is in the shape of a disc, which is fixed on the plurality of (such as six) first fixing holes 107 on the edge of the perforation 101 of the second side 10b of the housing 10 for the use of bolts (figure omitted ) A plurality of second fixing holes 127 passing through the edge of the supporting member 121 (as shown in FIG. 1C and FIG. 2C) and the first fixing hole 107 of the housing 10 to fix the acting component 12 on the bottom surface of the housing 10 10d, and the supporting member 121 has a through hole 123, so that the filter screen 13 is disposed on the through hole 123, as shown in FIGS. 1B and 2D. It should be understood that there are many types of the fan structure 12a, and there is no particular limitation.

Furthermore, as shown in FIG. 1C and FIG. 2A, an electronic device 14 can be arranged in the housing 10 to actuate the shaft 120 of the action assembly 12 according to requirements. For example, the electronic device 14 includes a circuit board to electrically control the active component 12.

The guiding member 15 is a cover, which is arranged in the accommodating space S and fixed between the filter assembly 11 and the action assembly 12.

In this embodiment, the guiding member 15 is used to cover one side of the acting component 12, as shown in FIG. 2A. For example, the guide 15 is connected to the shaft 120 and accommodates the fan structure 12a, so that the guide 15 is configured to correspond to the active component 12. Specifically, the shaft 120 is equipped with a bearing housing 124, and the guide member 15 has a plate 150 joined to the bearing housing 124 and a plurality of (such as four) retaining walls erected on the plate 150 151, and each of the retaining walls 151 is formed with a notch as an outlet port 152 for guiding the air flow of the fan structure 12a to flow through the outlet port 152 to the side wall 10c of the housing space S of the casing 10.

Furthermore, as shown in FIGS. 3A and 3B, the board 150 has a first surface 150a and a second surface 150b opposite to each other, and a mounting hole 153 connecting the first surface 150a and the second surface 150b, so that the guide The lead 15 is axially connected to the bearing housing 124 with its mounting hole 153, and the second surface 150b of the plate 150 faces the filter assembly 11, so that the fan structure 12a is located between the first surface 150a and the support 121 . For example, the bearing housing 124 may be equipped with a positioning piece 125 having a plurality of first positioning holes 126 (as shown in FIG. 1C and FIG. 2C), and a plurality of (such as four) surrounding the mounting hole 153 may correspond to the first positioning holes The second positioning hole 156 of 126 is used for bolts (not shown in the figure) to pass through the first positioning hole 126 and the second positioning hole 156 to fix the plate 150 on the bearing seat 124.

In addition, the first surface 150a of the board 150 is roughly quadrangular, and the retaining walls 151 are streamlined so as to stand on each side of the first surface 150a of the board 150, and The four outlet ports 152 of the guiding member 15 are located between the first surface 150a of the plate 150 and the two adjacent retaining walls 151, facing different directions, as shown in FIG. 3B, so that the fan structure 12a The airflow is directed in four different directions. For example, each of the outlet ports 152 is located at the corner of the first surface 150a of the board 150. Specifically, the outlet ports 152 located on opposite sides are symmetrically distributed, so that the airflow generated by the fan structure 12a flows toward the wall surface 10c of the housing space S of the casing 10, so that the airflow hits the wall surface 10c and then turns A vortex flow V (as shown in FIG. 2A) is formed, and then flows to the filter assembly 11.

In addition, the top of the retaining wall 151 is bent outward to protrude a plate 154, and each plate 154 is provided with a plurality of (for example, four) third fixing holes 155 for the use of bolts (figure omitted) A plurality of fourth fixing holes 106 passing through the third fixing hole 155 and the bottom surface 10d of the accommodating space S of the casing 10 are used to fix the guide 15 on the casing 10.

When the filter device 1 is used, the filter device 1 is placed on a target frame (the figure omitted) with the first side 10a of the housing 10, so that the filter assembly 11 faces a target space (such as a laboratory or Clean room). Next, start the fan structure 12a of the action assembly 12 to generate airflow, so that the external air A flows toward the filter assembly 11 (the airflow direction f1 shown in FIG. 1A), that is, the external air A flows from the first part of the housing 10 The perforations 101 on the two sides 10b are sucked into the accommodating space S of the housing 10, and then flow to the filter assembly 11 through the four outlet ports 152 of the guide member 15 to be discharged after filtration (as shown in FIG. 1A) Show the airflow direction f2) to the predetermined area of the target space (such as laboratory or clean room), so that the gas discharged by the filter device 1 meets the relevant regulations of the laboratory (or clean room).

To sum up, the filter device 1 of the present invention is mainly formed by the casing 10 being integrally formed, and is provided with ribs 103, so as to prevent the casing 10 from vibrating when the action assembly 12 is in operation. Therefore, not only can the structural strength of the filter device 1 be increased, but also the problems of vibration and noise can be reduced, and the target frame and the filter device 1 can be prevented from loosening caused by the target frame and the filter assembly 11. Unexpected gaps, so it can effectively avoid the problem of poor air filtration or exhaust gas entering the laboratory or clean room.

Furthermore, by the design of the guide member 15, the air flow (including the external air A) generated by the fan structure 12a forms a vortex V, so that the air flow (including the external air A) generated by the fan structure 12a The vortex flow V continuously advances and flows to the filter assembly 11, so the vortex flow V can throw off small foreign matter (such as particles that the filter assembly 11 cannot filter) in the airflow (including the outside air A) (Such as throwing smaller foreign objects onto the wall surface 10c), and then further filtering larger foreign objects through the filter assembly 11. Therefore, the filter device 1 can effectively improve the cleanliness of the exhaust gas.

The above-mentioned embodiments are used to exemplify the principles and effects of the creation, and are not used to limit the creation. Anyone who is familiar with this technique can modify the above-mentioned embodiments without departing from the spirit and scope of this creation. Therefore, the scope of protection of the rights of this creation shall be the scope of patent application described later.

1: Filter equipment 10: Shell 10a: first side 10b: second side 10c: wall surface 10d: bottom surface 100: opening 101: Piercing 102: locator 103: Ribs 106: Fourth fixing hole 107: The first fixing hole 11: Filter components 11a: Filter structure 12: Function components 12a: Fan structure 120: Shaft 121: Support 123: Through hole 124: bearing seat 125 positioning film 126: The first positioning hole 127: second fixing hole 13: Filter 14: Electronic device 15: guide 150: plate body 150a: first surface 150b: second surface 151: Wall 152: export port 153: mounting hole 154: Plate 155: Third fixing hole 156: second positioning hole A: Outside air A1, A2: area f1, f2: airflow direction S: housing space V: vortex flow

Figure 1A is a three-dimensional schematic diagram of the filter device created in front of it.

Figure 1B is a three-dimensional schematic diagram of the rear view of the filter device created for this creation.

Figure 1C is a three-dimensional exploded schematic diagram of the filter device created for this creation.

Figure 2A is a partial three-dimensional schematic diagram of the filter device created for this creation.

Fig. 2B is a schematic side plan view of Fig. 1A.

Fig. 2C is a partially enlarged perspective view of the active component of Fig. 1C.

Fig. 2D is a rear perspective view of the active component of Fig. 1C.

Figure 3A is a three-dimensional schematic diagram of the guide of the filter device created for this creation.

Fig. 3B is a schematic top plan view of Fig. 3A.

1: Filter equipment

10: Shell

10b: second side

11: Filter components

11a: Filter structure

A: Outside air

f1, f2: airflow direction

Claims (11)

A filtering device includes: The housing is an integrally formed groove-like structure, which has opposite first and second sides and a containing space enclosed by the groove-like structure; The filter assembly is arranged on the first side of the housing; The action component is accommodated in the accommodating space and fixed to the second side of the casing; and The guide is accommodated in the accommodating space and fixed on the shell. The filter device according to claim 1, wherein the first side of the housing is formed with an opening as an outlet port, and the filter component covers the opening. The filtering device according to claim 1, wherein the second side of the housing is formed with a perforation as an inlet port for the active component to be erected at the perforation. The filtering device according to claim 1, wherein the surface of the housing is formed with ribs. The filter device according to claim 1, wherein the second side of the casing is provided with a filter screen corresponding to the position of the active component. The filtering device according to claim 1, wherein the filtering component includes a filtering mesh structure. The filter device according to claim 1, wherein the action component includes a fan structure, a support member for the fan structure to be erected on the housing, and a shaft member pivotally connected to the support member to rotate the fan structure, and The action component is fixed on the bottom surface of the shell. The filtering device according to claim 1, wherein the guide member is used to cover the cover of the active component. The filtering device according to claim 1, wherein the guide has a plate body and a retaining wall erected on the side of the plate body, and each of the retaining walls is formed with a notch as a lead-out port, Each outlet port is located between the first surface of the board and the two adjacent retaining walls. The filtering device according to claim 9, wherein the top end of the retaining wall is bent outward to form a plate, and each of the plates is formed with a plurality of third fixing holes for bolts to pass through the first Three fixing holes and a plurality of fourth fixing holes on the bottom surface of the housing space of the casing fix the guide member to the casing. The filtering device described in claim 1 further includes an electronic device that activates the active component.

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