CN210584174U

CN210584174U - Combined filter screen

Info

Publication number: CN210584174U
Application number: CN201921001331.1U
Authority: CN
Inventors: 黄靖元
Original assignee: Dajing Co ltd
Current assignee: Dajing Co ltd
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-05-22
Anticipated expiration: 2029-06-28

Abstract

The utility model provides a combined filter screen at least includes the framework, the filter cloth, the setting element, the framework of a plurality of connecting pieces and a plurality of strake is possessed to this framework, the connecting piece is for connecting strake and strake, and then constitute the framework with the strake, and be formed with the accommodation space in the framework, the filter cloth sets up in the framework accommodation space, the setting element sets up in the framework, lower surface strengthens the framework structure and prevents that the filter cloth from deviating from the framework, the equipment is simple, can make up into the combined filter screen of big or small shape in order to accord with the framework of system device and telescopic filter screen according to the required change strake length.

Description

Combined filter screen

Technical Field

The utility model relates to a combined filter screen device, in particular to a combined filter screen device which is arranged at air inlets of a clean air cleaner or a clean room central air conditioning system in the scientific and technological industry, and utilizes a plurality of edgings and connecting pieces to form a combined filter screen of a frame body which is in accordance with the size of the system device.

Background

Present, the filter screen devices of air intakes such as the clean air ware of general daily life or the clean room central air conditioning system of science and technology industry, with the integrative shaping cladding of filter screen in fixed framework, but because of unable activity dismouting when the filter screen needs to be changed, can only abandon whole filter screen device, the appeal of environmental protection does not greatly have, and although removable movable environmental protection filter screen device of present removable formula can dismantle filter screen used repeatedly, but there are complex number butt joint equipment part in the design, it is loaded down with trivial details during the dismouting, and filter screen device's framework frame need make respectively in order to accord with the required big or small specification of shape of different system devices, so the constructional part need have various specifications, consequently, production cost improves relatively. Furthermore, the conventional general filter screen is made into a bending shape with a continuously bent blocking section with an inclination angle due to the effective increase of the contact area with air, so that the contact area and the contact time with air can be increased by utilizing the inclination angle of the blocking surface to improve the filtering effect on the gas blocking pollutants, but the filter screen with the bending shape is also piled up by the acting force of the gas velocity and the flow wind direction, so that the surface of the filtered air is displaced in the frame body to reduce the filtering effect.

Therefore, how to solve the existing problems is an urgent issue to be researched and developed by the related industries.

SUMMERY OF THE UTILITY MODEL

The main objective of the present invention is to provide a combined filter screen, which is assembled to conform to the size and shape of the system device according to the length of the edge strips by using a plurality of edge strips and a plurality of connecting members.

The utility model discloses a secondary purpose lies in, in being fixed in combination formula frame with the filter screen, utilizes the setting element to set up in the frame body, the lower surface is with the reinforced frame structure and prevent that the filter screen from deviating from the frame body, and sets up the plural recess on the setting element and be used for fixing a position the portion of bending of many folds surface filter screen, avoids it to produce the filter screen displacement and reduces the filter effect, and the user only needs to remove the setting element can conveniently dismantle and change the convolution filter screen of filter screen.

To achieve the above object, the combined filter screen of the present invention comprises a frame body, a filter cloth disposed in the frame body, and a positioning member positioned on the upper and lower surfaces of the frame body to prevent the filter cloth from coming off the frame body, the frame body comprises a plurality of connecting pieces and a plurality of side strips, each connecting piece is provided with a base part, a first connecting part and a second connecting part extend from the side of the base part, a first containing groove is concavely arranged on the side surface of the first connecting part, a second containing groove is concavely arranged on the side surface of the second connecting part, and the plurality of connecting pieces are arranged in a surrounding and spaced manner, so that the first connecting part and the second connecting part of two adjacent connecting pieces are opposite, the edge strips are respectively arranged between two adjacent connecting pieces, and two ends of the edge strips are respectively inserted into the first containing groove and the second containing groove to form positioning, thereby forming a frame body, forming an accommodating space in the frame body, and positioning the filter cloth in the accommodating space.

In the combined filter screen, the first connecting portion of the frame body is provided with the first base portion and the first extending portions, the upper and lower sides of the first base portion are bent and extended toward the accommodating space, and the first accommodating groove is formed between the two first extending portions; the second connecting portion of the frame body is provided with a second base portion and second extending portions, the upper side and the lower side of the second base portion are bent and extended towards the containing space, the second containing groove is formed between the two second extending portions, each edge strip is provided with an edge portion and bending portions, the upper side and the lower side of the edge portion are extended towards the containing space, grooves are formed between the two bending portions, and the periphery of the filter cloth is located in the grooves of the edge strips.

In the combined filter screen, the edge strip of the frame body has an edge portion and bent portions extending from the upper side and the lower side of the edge portion toward the accommodating space, and the bent portions of the two opposite edge strips are provided with gourd-shaped holes; the locating piece is provided with a base part and convex parts arranged at two ends of the bottom surface of the base part, a necking part is arranged between the convex parts and the bottom surface of the base part, and the necking part is clamped and fixed at the narrow opening part of the gourd-shaped hole, so that the locating piece is located on the bending parts of two opposite edge strips on the upper surface and the lower surface of the frame body.

In the combined filter screen, the filter cloth is continuously bent towards two ends to form a plurality of bent surfaces, and the two adjacent bent surfaces form bent parts; the bottom surface of the base part of the positioning piece is provided with a plurality of grooves in an arrangement mode, so that the bending parts on the surface of the filter cloth are positioned in the grooves.

The utility model discloses utilize plural strake and connecting piece montage to form, can cooperate the required size and shape of different system devices to adjust the strake length and assemble into the convolution filter screen of the framework that accords with system device size. Moreover, recycle setting element both ends location card sincerely in the framework upper and lower surface, and the setting element is firm with body of rod style enhancement framework structure to come the portion of bending of spacing filter cloth with the setting element upper groove, wind pushes away when using down, makes the filter cloth surface maintain the extension can not receive the wind-force influence to produce the extrusion displacement, compares in current filter screen device, and this utility model discloses it is simple and convenient more to reach the equipment part, assembles and dismantles easily, and has the function that the application equipment changes the framework size concurrently.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a partially enlarged exploded view of the present invention.

Fig. 3 is an exploded perspective view of the present invention.

Fig. 4 is a partial exploded view of the present invention.

Fig. 5 is an enlarged sectional structural view of the present invention.

Fig. 6 is a partial perspective sectional view of the present invention.

Description of reference numerals: a frame body 1; a connecting member 11; a base portion 111; a first connection portion 112; a first base 1121; the first extension 1122; a first accommodation groove 113; a second connecting portion 114; a second base portion 1141; a second extension portion 1142; the second accommodation groove 115; a side bar 12; a bent portion 122; a gourd-shaped hole 1221; an accommodating space 13; a positioning member 2; a base portion 21; a convex portion 22; a necked-down portion 23; a filter cloth 3; a folded surface 31; a bent portion 32.

Detailed Description

Referring to fig. 1 to 6, as can be clearly seen, the present invention includes a frame 1, a filter cloth 3 disposed in the frame 1, and a positioning member 2 positioned on the upper and lower surfaces of the frame 1 for preventing the filter cloth 3 from coming off from the frame 1, wherein:

the frame 1 is formed by a plurality of connectors 11 and a plurality of edge strips 12.

The connecting member 11 of the frame 1 has a base 111, a first connecting portion 112, a first base 1121, a first extending portion 1122, a first receiving groove 113, a second connecting portion 114, a second base 1141, a second extending portion 1142, and a second receiving groove 115. The first connection portion 112 and the second connection portion 114 extend from the side of the base portion 111, the first connection portion 112 has a first base portion 1121, the first extension portion 1122 is formed by bending and extending the upper and lower sides of the first base portion 1121 in the same direction, and a first receiving slot 113 is formed between the two first extension portions 1122. The second connecting portion 114 has a second base portion 1141, the second extending portion 1142 is formed by bending and extending the upper and lower sides of the second base portion 1141 in the same direction, and a second receiving groove 115 is formed between the two second extending portions 1142.

The edge strip 12 of the frame 1 has a side portion 121, a bending portion 122, a groove 123, and a gourd-shaped hole 1221, wherein the bending portion 122 is formed by extending the upper and lower sides of the side portion 121 in the same direction, the groove 123 is formed between the two bending portions 122, and the gourd-shaped hole 1221 is disposed on the two opposite bending portions 122.

The spacer 2 has a base 21, a protrusion 22, a constriction 23, and a groove 211, wherein the protrusion 22 is protruded from both ends of the bottom surface of the base 21, the constriction 23 is formed between the protrusion 22 and the bottom surface of the base 21, and the plurality of grooves 211 are arranged on the bottom surface of the base 21.

The filter cloth 3 has a plurality of folding surfaces 31 and a plurality of bending portions 32, the filter cloth 3 body is continuously bent toward two ends to form a plurality of folding surfaces 31, and two adjacent folding surfaces 31 are formed with bending portions 32.

By the above, as shown in fig. 1 and fig. 2, when the present invention is assembled, the connecting members 11 are arranged in a surrounding and spaced manner, such that the first connecting portion 112 and the second connecting portion 114 of two adjacent connecting members 11 are opposite, the edge strips 12 are respectively disposed between two adjacent connecting members 11, and both ends of the edge strips 12 are respectively inserted into the first receiving groove 113 and the second receiving groove 115 to form a positioning, thereby forming the frame 1, such that the receiving space 13 is formed in the frame 1, as shown in fig. 3 to fig. 6, the positioning member 2 is disposed on the lower surface of the frame 1, such that the groove 211 of the base portion 21 of the positioning member 2 faces the frame 1, both ends of the positioning member 2 are disposed on the bending portions 122 of two opposite edge strips 12 on the lower surface of the frame 1, such that the protruding portion 22 penetrates through the wide opening of the gourd-shaped hole 1221 and then pushes toward the narrow opening, the necking portion 23 is fixed to the narrow opening portion of the, the periphery of the filter cloth 3 is respectively positioned in the grooves 123 of the edge strips 12, the surface bending part 32, which is contacted with the positioning part 2, of the filter cloth 3 is positioned in the groove 211 of the positioning part 2, then the positioning part 2 is arranged on the upper surface of the frame body 1, the groove 211 of the base part 21 of the positioning part 2 faces the frame body 1, the two ends of the positioning part 2 are arranged on the bending parts 122 of the two opposite edge strips 12 on the upper surface of the frame body 1, the convex part 22 is pushed towards the narrow opening after penetrating through the wide opening of the gourd-shaped hole 1221, the necking part 23 is clamped and fixed at the narrow opening part of the gourd-shaped hole 1221, so that the positioning part 2 is positioned on the bending parts 122 of the two opposite edge strips 12 on the.

Therefore, the utility model discloses a can solve current problem and disappearance, its key technology lies in, and this utility model's framework utilizes plural strake 12 and connecting piece 11 montage to form, can cooperate the required big or small shape of different system device to adjust strake 12 length and assemble into the convolution filter screen of framework 1 who accords with system device size. Moreover, recycle 2 both ends location card sincerely on framework 1 upper and lower surfaces of setting element, and setting element 2 strengthens framework 1 structure with body of rod form and stabilizes, and come the portion of bending 32 of spacing filter cloth 3 with 2 upper groove 211 of setting element, under the wind-force pushes away when using, make 3 surface maintenance extensions of filter cloth can not receive wind-force to influence and produce the extrusion displacement, compare in current filter unit, this utility model discloses it is simple and convenient more to reach the equipment part, easy equipment and dismantlement, and have the function that the application equipment changes the framework size concurrently.

Claims

1. The utility model provides a combined filter screen, includes the framework, sets up the filter cloth in the framework and is located the setting element that the upper and lower surface of framework prevented the filter cloth and deviate from by the framework, its characterized in that:

the frame body comprises a plurality of connecting pieces and a plurality of edge strips, each connecting piece is provided with a base part, a first connecting part and a second connecting part extend from the side of the base part, a first containing groove is concavely arranged on the side surface of the first connecting part, a second containing groove is concavely arranged on the side surface of the second connecting part, and the connecting pieces are arranged in a surrounding interval mode, so that the first connecting part and the second connecting part of two adjacent connecting pieces are just opposite, the edge strips are respectively arranged between the two adjacent connecting pieces, and the two ends of the edge strips are respectively inserted into the first containing groove and the second containing groove to form positioning, thereby forming the frame body, forming an accommodating space in the frame body, and positioning the.

2. The bonded screen of claim 1, wherein: the first connecting part of the frame body is provided with a first base part and first extending parts, wherein the upper side and the lower side of the first base part are bent and extended towards the accommodating space; the second connecting portion of the frame body is provided with a second base portion and second extending portions, the upper side and the lower side of the second base portion are bent and extended towards the containing space, the second containing groove is formed between the two second extending portions, each edge strip is provided with an edge portion and bending portions, the upper side and the lower side of the edge portion are extended towards the containing space, grooves are formed between the two bending portions, and the periphery of the filter cloth is located in the grooves of the edge strips.

3. The bonded screen of claim 1, wherein: the edge strips of the frame body are provided with edge parts and bent parts extending towards the accommodating space from the upper side and the lower side of the edge parts, and the bent parts of the two opposite edge strips are provided with gourd-shaped holes; the locating piece is provided with a base part and convex parts arranged at two ends of the bottom surface of the base part, a necking part is arranged between the convex parts and the bottom surface of the base part, and the necking part is clamped and fixed at the narrow opening part of the gourd-shaped hole, so that the locating piece is located on the bending parts of two opposite edge strips on the upper surface and the lower surface of the frame body.

4. The bonded screen of claim 3, wherein: the filter cloth is continuously bent towards two ends to form a plurality of bent surfaces, and bent parts are formed on two adjacent bent surfaces; the bottom surface of the base part of the positioning piece is provided with a plurality of grooves in an arrangement mode, so that the bending parts on the surface of the filter cloth are positioned in the grooves.