Filter screen cover convenient to assemble

Abstract

The utility model belongs to the technical field of filtering devices, and particularly relates to a filter screen cover convenient to assemble, which comprises a support frame, a gauze element, a first elastic piece, a second elastic piece and an adjusting device, the gauze element covers the support frame, the first elastic piece and the second elastic piece are mounted on two sides of the support frame in a mirror image manner, and the adjusting device is mounted on the first elastic piece and the second elastic piece. The middle of the first elastic piece and the middle of the second elastic piece protrude outwards, and the adjusting device is arranged on the upper surface of the supporting frame and located in the center of the supporting frame. And two adjusting ends of the adjusting device are respectively connected with the central positions of the inner side surfaces of the first elastic piece and the second elastic piece. Through the structure, the filter screen cover is assembled and disassembled through simple actions.

Description

Technical Field

[0001] The utility model belongs to the technical field of filtering devices, and in particular relates to a portable filtering screen cover. Background Art

[0002] Filters are divided into textile fiber filters and hardware filters. Currently, the most advanced air filtration filters are ULPA and HEPA filters. The machine that installs the filter is called a filter. It is used to filter natural water and food. Some are mainly used to filter impurities in paint and coatings. It is mainly used in air conditioners, purifiers, range hoods, air filters, dehumidifiers, and dust collectors. It is suitable for various filtering, dust removal and separation requirements. It is suitable for filtration in various industries such as petroleum, chemical, mining, food, pharmaceutical, and painting. The paint filter material can be divided into two types: metal and plastic. There are different types of filter positions on the spray gun, such as under-gun filter and gun head filter. Generally, stainless steel and nylon are preferred. In the existing technology, the filter is installed by snap connection. However, the filter assembly using the existing technology has the technical problem of inconvenient position and removal. Utility Model Content

[0003] The purpose of the utility model is to provide a portable filter screen cover, aiming to solve the technical problem of inconvenience in removing the filter screen in the prior art.

[0004] To achieve the above-mentioned purpose, an embodiment of the present invention provides a portable filter screen cover, comprising a support frame, a gauze, a first elastic member, a second elastic member and an adjustment device, wherein the gauze covers the support frame, the first elastic member and the second elastic member are mirror-mounted on both sides of the support frame, and the middle of the first elastic member and the second elastic member are both protruding outward, the adjustment device is arranged on the upper surface of the support frame, and the adjustment device is located in the center of the support frame, and the two adjustment ends of the adjustment device are respectively connected to the center of the inner side surfaces of the first elastic member and the second elastic member.

[0005] Preferably, the adjustment device includes an adjustment support column, a first connecting member and a second connecting member, the adjustment support column is fixedly installed at the central position of the upper surface of the support frame, one end of the first connecting member is connected to the central position of the inner side surface of the first elastic member, one end of the second connecting member is connected to the central position of the inner side surface of the second elastic member, and the other ends of the first connecting member and the second connecting member are both movably connected to the adjustment support column.

[0006] Preferably, a first adjustment plate is provided on the first connecting member, and the first adjustment plate is arranged close to the adjustment support column.

[0007] Preferably, a first limiting portion is provided at the other end of the first connecting member.

[0008] Preferably, a second adjustment plate is provided on the second connecting member, and the second adjustment plate is arranged close to the adjustment support column.

[0009] Preferably, a second limiting portion is provided at the other end of the second connecting member.

[0010] Preferably, both ends of the first elastic member are provided with a first U-shaped portion recessed toward the supporting frame.

[0011] Preferably, both ends of the second elastic member are provided with a second U-shaped portion recessed toward the supporting frame.

[0012] The above one or more technical solutions in the portable filter screen provided by the embodiment of the present invention have at least one of the following technical effects:

[0013] The filter screen cover of the present invention is assembled by a support frame, a gauze, a first elastic member, a second elastic member and an adjustment device, wherein a plurality of air-avoidance holes for filtering are opened on the support frame, and the first elastic member and the second elastic member are used to be engaged with each other with the installation opening. During assembly, the gauze cover is assembled on the support frame to block the air-avoidance holes, and the first elastic member and the second elastic member are mirror-mounted on both sides of the outer side surface of the support frame. The adjustment device is at the central position of the upper surface of the support frame, and the two adjusting ends of the adjustment device are respectively connected to the inner sides of the first elastic member and the second elastic member, and the two connection points are located at the central position of the inner sides of the first elastic member and the second elastic member. By operating the two adjusting ends of the adjustment device, the central positions of the first elastic member and the second elastic member are driven to be concave inward, so that the first elastic member and the second elastic member are disengaged from the engagement between the mounting opening, so that the assembly of the filter screen cover is loosened and thus removed. Through the above structure, the filter screen cover in the present application can complete the assembly and disassembly of the filter screen cover through simple actions. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments or descriptions of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative labor.

[0015] Figure 1 A plan view of a portable filter screen cover provided in an embodiment of the present invention.

[0016] Among them, the reference numerals in the figures are:

[0017] 10—support frame 20—gauze 30—first elastic member

[0018] 31 - first U-shaped portion 40 - second elastic member 41 - second U-shaped portion

[0019] 50 - Adjustment device 51 - Adjustment support column 52 - First connecting piece

[0020] 53 - second connecting member 54 - first adjustment plate 55 - second adjustment plate

[0021] 56—first limiting portion 57—second limiting portion. DETAILED DESCRIPTION

[0022] The following describes the embodiments of the present invention in detail. Figure 1 , wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be understood as limiting the present invention.

[0023] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0024] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be understood to indicate or imply relative importance or implicitly specify the number of the technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present invention, "plurality" means two or more, unless otherwise specifically defined.

[0025] In the embodiments of the present invention, unless otherwise expressly specified or limited, the terms "installed," "connected," "connected," "fixed," etc. should be understood in a broad sense. For example, they may refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection; direct connection, indirect connection through an intermediate medium; internal communication between two components, or interaction between two components. Those skilled in the art will understand the specific meanings of the above terms in the embodiments of the present invention based on specific circumstances.

[0026] In one embodiment of the present invention, Figure 1As shown, a portable filter screen cover is provided, comprising a support frame 10, a gauze 20, a first elastic member 30, a second elastic member 40 and an adjustment device 50, wherein the gauze 20 covers the support frame 10, the first elastic member 30 and the second elastic member 40 are mirror-mounted on both sides of the support frame 10, and the middle of the first elastic member 30 and the second elastic member 40 are both protruded outward, the adjustment device 50 is arranged on the upper surface of the support frame 10, and the adjustment device 50 is located in the center of the support frame 10, and the two adjustment ends of the adjustment device 50 are respectively connected to the center positions of the inner sides of the first elastic member 30 and the second elastic member 40.

[0027] The portable filter screen cover of the present invention is assembled by a support frame 10, a gauze 20, a first elastic member 30, a second elastic member 40 and an adjustment device 50, wherein the support frame 10 is provided with a plurality of air holes for filtering, the first elastic member 30 and the second elastic member 40 are used to engage with the mounting opening, when assembled, the gauze 20 is covered and assembled on the support frame 10, blocking the air holes, the first elastic member 30 and the second elastic member 40 are mirror-mounted on both sides of the outer side of the support frame 10, the adjustment device 50 is in the central position of the upper surface of the support frame 10, and ... The two adjusting ends of the device 50 are respectively connected to the inner side surfaces of the first elastic member 30 and the second elastic member 40, and the two connection points are located at the central position of the inner side surfaces of the first elastic member 30 and the second elastic member 40. By operating the two adjusting ends of the adjustment device 50, the central positions of the first elastic member 30 and the second elastic member 40 are driven to be concave inward, so that the first elastic member 30 and the second elastic member 40 are disengaged from the clamping connection between the mounting port, so that the assembly of the filter screen cover is loosened and it can be removed. Through the above structure, the filter screen cover in this application can be assembled and disassembled through simple actions.

[0028] In another embodiment of the present invention, Figure 1 As shown, the adjustment device 50 includes an adjustment support column 51, a first connecting member 52 and a second connecting member 53. The adjustment support column 51 is fixedly installed at the central position of the upper surface of the support frame 10, one end of the first connecting member 52 is connected to the central position of the inner side surface of the first elastic member 30, one end of the second connecting member 53 is connected to the central position of the inner side surface of the second elastic member 40, and the other ends of the first connecting member 52 and the second connecting member 53 are both movably connected to the adjustment support column 51. Under the support of the adjustment support column 51, adjusting the first connecting member 52 and the second connecting member 53 drives the central positions of the first elastic member 30 and the second elastic member 40 to be concave inward to complete the loosening and tightening operation.

[0029] In another embodiment of the present invention, Figure 1As shown, a first adjustment plate 54 is provided on the first connecting member 52 , and the first adjustment plate 54 is provided close to the adjustment support column 51 , and pushing the first adjustment plate 54 drives the first connecting member 52 to move.

[0030] In another embodiment of the present invention, Figure 1 As shown, a first limiting portion 56 is provided at the other end of the first connecting member 52 , and the first limiting portion 56 is locked with the adjustment support column 51 to prevent the first connecting member 52 from falling off.

[0031] In another embodiment of the present invention, Figure 1 As shown, a second adjustment plate 55 is provided on the second connecting member 53 , and the second adjustment plate 55 is provided close to the adjustment support column 51 , and pushing the second adjustment plate 55 drives the second connecting member 53 to move.

[0032] In another embodiment of the present invention, Figure 1 As shown, a second limiting portion 57 is provided at the other end of the second connecting member 53 , and the second limiting portion 57 is locked with the adjustment support column 51 to prevent the second connecting member 53 from falling off.

[0033] In another embodiment of the present invention, Figure 1 As shown, both ends of the first elastic member 30 are provided with a first U-shaped portion 31 that is recessed toward the support frame 10 , and the two first U-shaped portions 31 provide a buffer for the recessed central portion of the first elastic member 30 .

[0034] In another embodiment of the present invention, Figure 1 As shown, both ends of the second elastic member 40 are provided with a second U-shaped portion 41 recessed toward the support frame 10 , and the two second U-shaped portions 41 provide a buffer for the recessed central portion of the second elastic member 40 .

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A portable filter screen cover, characterized in that: It includes a support frame, a gauze, a first elastic member, a second elastic member and an adjustment device, the gauze covers the support frame, the first elastic member and the second elastic member are mirror-mounted on both sides of the support frame, and the middle of the first elastic member and the second elastic member are both protruding outward, the adjustment device is arranged on the upper surface of the support frame, and the adjustment device is located in the center of the support frame, and the two adjustment ends of the adjustment device are respectively connected to the center of the inner side surfaces of the first elastic member and the second elastic member.

2. The portable filter cover according to claim 1, characterized in that: The adjustment device includes an adjustment support column, a first connecting member and a second connecting member. The adjustment support column is fixedly installed at the central position of the upper surface of the support frame. One end of the first connecting member is connected to the central position of the inner side surface of the first elastic member, and one end of the second connecting member is connected to the central position of the inner side surface of the second elastic member, and the other ends of the first connecting member and the second connecting member are both movably connected to the adjustment support column.

3. The portable filter cover according to claim 2, characterized in that: A first adjustment plate is provided on the first connecting member, and the first adjustment plate is arranged close to the adjustment support column.

4. The portable filter cover according to claim 3, characterized in that: The other end of the first connecting member is provided with a first limiting portion.

5. The portable filter cover according to claim 2, characterized in that: A second adjustment plate is provided on the second connecting member, and the second adjustment plate is arranged close to the adjustment support column.

6. The portable filter cover according to claim 5, characterized in that: The other end of the second connecting member is provided with a second limiting portion.

7. The portable filter cover according to any one of claims 1 to 3, characterized in that: Both ends of the first elastic member are provided with a first U-shaped portion recessed toward the support frame.

8. The portable filter cover according to any one of claims 1 to 3, characterized in that: Both ends of the second elastic member are provided with a second U-shaped portion recessed toward the support frame.

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