CN201257345Y

CN201257345Y - Improved gas filter

Info

Publication number: CN201257345Y
Application number: CNU2008201155315U
Authority: CN
Inventors: 林青卫
Original assignee: YAWEILIN INDUSTRY MATERIAL Co Ltd
Current assignee: YAWEILIN INDUSTRY MATERIAL Co Ltd
Priority date: 2008-07-17
Filing date: 2008-07-17
Publication date: 2009-06-17
Anticipated expiration: 2018-07-17

Abstract

The utility model provides an improved structure of a gas filtering apparatus, which comprises a first frame body group, a filter screen sheet group and a gas exhaust cover member, wherein the frame body group comprises a first frame and a second frame which are respectively provided with a top surface and a bottom surface; the filter screen sheet group comprises a first screen sheet and a second screen sheet which are respectively installed on the first frame and the second frame; the first frame is provided with at least two assembly bulge parts respectively bulged on the top surface of the first frame and a match part needing to be assembled on the second frame, wherein the first screen sheet and the second screen sheet can be separated due to the arrangement of the assembly bulge part, thus an untrammeled flowing space can be formed so as not to limit or block the flowing passage of the filter screen sheet group; therefore, air of higher amount can be ventilated, and the filter effect of the improved structure of the gas filtering apparatus can be greatly increased.

Description

The structure-improved of gas-filtering device

Technical field

The utility model is about a kind of structure-improved of filter, is meant a kind of structure-improved that is used to improve the gas-filtering device of the air inflow after the filtration especially.

Background technology

The filter that generally is used for gas filtration, normally by having the dull and stereotyped membranaceous filter of careful latticed or title as the media that blocks impurity in the gas, to obtain clean pure and fresh air, and in order to reach preferable filter effect, adopt the filter mode of multi-disc number to assemble, so air can block the free particle that is doped in the gas on filter effectively through layer by layer filter, yet the stacked assembling of the dull and stereotyped membranaceous filter of each sheet, usually must be located between latticed filter disc as separation and in order to superimposed each sheet filter with separation frame in addition, yet, the route that the setting of this separation frame has intercepted and hindered air to flow also, and minimizing air inflow after filtering, the structure improved result of use of reduction gas-filtering device.

Summary of the invention

Main purpose of the present utility model is to provide a kind of structure-improved of gas-filtering device, can make ventilating air not interrupted, and can promote the filtered air effect.

For reaching above-mentioned purpose, the utility model provides a kind of structure-improved of gas-filtering device, comprise: a framework group, one filtering net plate group, one exhaust external member, wherein this framework group comprises first framework and second framework, and this filtering net plate group comprises the first net sheet and the second net sheet, be installed in respectively on this first and second framework, this first framework has at least two assembling protuberances, on this assembling protuberance has, lower surface protrude from the end face and the bottom surface of this first framework respectively, and second framework is provided with the auxiliary section, this the first net sheet and the second net sheet borrow the setting of this assembling protuberance to be separated, and form the expedite flowing space.

The beneficial effects of the utility model: make air not be limited or intercept, therefore negotiable bigger air capacity, and the structure improved filter effect of lift gas filter significantly through the flow path of filtering net plate group.

For further setting forth the utility model is technological means and the effect that the predetermined purpose of realization is taked, see also following about detailed description of the present utility model and accompanying drawing, believe the purpose of this utility model, feature and characteristics, should obtain thus going deep into and concrete understanding, yet accompanying drawing only provides reference and explanation usefulness, is not to be used for the utility model is limited.

Description of drawings

Below in conjunction with accompanying drawing, by the specific embodiment of the present utility model is described in detail, technical scheme and other beneficial effects of utility model are apparent with making.

In the accompanying drawing,

Fig. 1 is the structure improved three-dimensional exploded view of the utility model gas-filtering device.

Fig. 2 is the structure improved constitutional diagram of several gas-filtering devices of Fig. 1.

Fig. 3 is the vertical view after first framework and the combination of second framework.

Fig. 4 is the profile of Fig. 3 along the 4-4 direction.

Fig. 5 is another stereogram of first framework.

The specific embodiment

For explanation technological means, architectural feature and purpose of being reached and effect that the utility model adopted, be described in detail as follows with preferred embodiment of the present utility model and conjunction with figs..

See also Fig. 1 and be preferred embodiment of the present utility model, the structure-improved 1 of the utility model gas-filtering device comprises a framework group 2, one filtering net plate group 3, one exhaust external member 4 and the without hindrance free air space 32 that forms by this filtering net plate group 3, wherein this framework group 2 is square shape, can or have that compressible toughness material is integrally formed to be made by plastic material, this framework group 2 comprises first framework 20 and second framework 21 with identical size, this first framework 20 has an end face 200, one bottom surface 201 and be arranged at the assembling protuberance 202 in four corners respectively, on this assembling protuberance 202, lower surface (not label) protrudes in the end face 200 and the bottom surface 201 of this first framework 20, and each assembling protuberance 202 is provided with one and penetrates its inner pilot hole 213, this second framework 21 has an end face 210 and a bottom surface 211, in being provided with an auxiliary section 212, also be provided with pilot hole 213 on this auxiliary section 212 relatively to assembling protuberance 202 places.

One filtering net plate group 3, can be materials such as high density adhesive-bonded fabric with filtering gas effect or cotton, comprise the first net sheet 30 and the second net sheet 31, driving fit is attached on the framework of this first framework 20 and second framework 21 respectively, to form complete filter area, the method that this driving fit attaches can adopt adhesive means be coated with portion in the junction or other can form the mode of firmly adhering to, in addition, support with the intensity of framework group 2 applyings and the tension force of reinforcement filtering net plate group 3 for improving filtering net plate group 3, in this preferable enforcement, extend internally out the bracing frame 301 of a plural number of this first framework 20 and second framework 21, one side of this bracing frame 301 and this first net sheet 30 and the second net sheet 31 are fitted mutually, and one extends to form a grid sheet 302 between this bracing frame 301, can further strengthen the support tension force of this first net sheet 30 and the second net sheet 31 again.

One exhaust external member 4 is installed on four assembling protuberances 202 of this first framework 20, and this assembling protuberance 202 and auxiliary section 212 that should exhaust flange part 4 is provided with a passage 203, this exhaust external member 4 comprises a sleeve pipe 41 correspondences and communicates on this passage 202, in order to discharge gas after filtering.

Consult Fig. 2-5, structure improved assembling for firm the utility model gas-filtering device, the bottom surface 201 of this first framework 20 is around being concaved with a sealing groove 204 (consulting Fig. 5), and end face 210 relative these sealing grooves 204 of this second framework 21 convex with a sealing strip 304 (consulting Fig. 1), but insert to 304 driving fits of sealing bar this sealing groove 204 (consulting Fig. 4), like this, the assembling of this first framework 20 and second framework 21, can be by riveted joint mode (not shown), by the pilot hole 213 of rivet in each assembling protuberance 202 and auxiliary section 212, and sealing bar 304 is an one with high frequency joint method and this sealing groove 204 joints, first and second framework 20 after assembling is finished, 21, be pasted with the first net sheet 30 and the second net sheet 31 on it respectively, and because protruding high setting of this assembling protuberance 202, this the first net sheet 30 and the second net sheet 31 are separated, and form the aforesaid flowing space 32, consult Fig. 4, there is no the existing separator that can hinder the circulation moving-wire between this flowing space 32, so air is not limited or intercepts through the flow path of this flowing space 32, so negotiable bigger air capacity, and the structure improved filter effect of lift gas filter significantly, and the clean gas after filtering can be discharged from this exhaust external member 41 via this passage 203.

By above stated specification as can be known, the free air space 32 that the structure-improved 1 of the utility model gas-filtering device can form via this filtering net plate group 3 is filtering gas in large quantities, and for fear of the mutual interference mutually that may cause this first framework 20 with second framework 21 because of gas flow rate, further be provided with a small-sized supporter 22 (consulting Fig. 5) on the bottom surface 201 of this first framework 20, can be in order to be resisted against this second framework 21, it should be noted that in addition the utility model also can be made up of according to aforesaid assembling mode this framework group 2 of array and filtering net plate group 3, consult Fig. 2, during the array assembling, the bottom surface 211 of end face 200 relative these second frameworks 21 of this first framework 20, the filter of each group is by the pilot hole 213 assembling assemblings of this assembling protuberance 202 with this auxiliary section 212 equally, and respectively organize and all form expedite this free air space 32 between filter, the gas filtration of so many group of multilayer tablet, but the filter effect of Da Gengjia.

In sum, the structure-improved of gas-filtering device of the present utility model has really met the important document of novel patent, proposes patent application in accordance with the law.The above only is preferred embodiment of the present utility model, every various modifications of doing according to the utility model with change the protection domain that all should belong to claim of the present utility model.

Claims

1, a kind of structure-improved of gas-filtering device comprises:

One framework group, comprise first framework and second framework that can make up mutually, this first framework and second framework have an end face and bottom surface respectively, and wherein this first framework is provided with at least two assembling protuberances, and this second framework is provided with an auxiliary section to assembling protuberance;

One filtering net plate group comprises the first net sheet and the second net sheet, is installed in respectively on the architrave of this first framework and second framework; It is characterized in that:

This first net sheet and this second net sheet are separated by and are formed an expedite free air space.

2, the structure-improved of gas-filtering device as claimed in claim 1 is characterized in that, further extend internally out the bracing frame of a plural number of described first framework and second framework, and a side of this bracing frame can fit in this filtering net plate group.

3, the structure-improved of gas-filtering device as claimed in claim 2 is characterized in that, forms a grid sheet between described several bracing frames, and this grid sheet one is extended this bracing frame, and the one side can fit in this filtering net plate group.

4, the structure-improved of gas-filtering device as claimed in claim 2 is characterized in that, support frame as described above is provided with at least one supporter, and this supporter is convexly set in this free air space.

5, the structure-improved of gas-filtering device as claimed in claim 1 is characterized in that, described assembling protuberance is four, is installed in the corner of this first framework respectively.

6, the structure-improved of gas-filtering device as claimed in claim 5 is characterized in that, the corresponding pilot hole that is provided with on the assembling protuberance of described first framework and the auxiliary section of this second framework.

7, the structure-improved of gas-filtering device as claimed in claim 6 is characterized in that, described assembling protuberance is equiped with an exhaust external member, and this assembling protuberance and auxiliary section that should the exhaust flange part is provided with a passage, in order to discharge gas after filtering.

8, the structure-improved of gas-filtering device as claimed in claim 1 is characterized in that, the structure improved structure of described gas-filtering device is made up of this framework group and the filtering net plate group of array.

9, the structure-improved of gas-filtering device as claimed in claim 1 is characterized in that, the end face of described second framework is equipped with a sealing strip.

10, the structure-improved of gas-filtering device as claimed in claim 9 is characterized in that, the corresponding sealing bar in the bottom surface of described first framework place is concaved with a sealing groove, and this sealing groove and sealing bar are one with the high frequency joint.