CN218901154U - Mounting frame of filter - Google Patents

Abstract

The utility model relates to a filter mounting frame, which comprises clamping components fixedly arranged at the peripheral edge of a filter screen and an edge covering component matched with the clamping components, wherein the clamping components comprise clamping parts positioned on one side of the filter screen and guide rails convexly arranged on the other three sides of the filter screen; the assembly of borduring is including the first protection strip, the second protection strip, third protection strip and fourth protection strip that arrange in proper order, first protection strip and block portion looks adaptation, the one end of first protection strip is equipped with countersunk head screw, the protruding bellying that is equipped with in other end of first protection strip, the second protection strip, third protection strip and fourth protection strip all are equipped with the logical groove with guide rail looks adaptation, and the one end of logical groove is the open end, the other end of logical groove is the blind end, be equipped with the recess with the bellying looks adaptation on the closed end of second protection strip, the open end of fourth protection strip be equipped with countersunk head screw looks adaptation the screw. According to the utility model, the frame reinforcement of the peripheral edge of the filter screen can be completed only by locking one screw.

Description

Mounting frame of filter

Technical Field

The utility model relates to the technical field of filter accessories, in particular to a filter mounting frame.

Background

At present, air filters are used in many clean workshops, laboratories, clean rooms, and some of them are used for dust prevention of electromechanical communication devices. The filter screen is generally composed of an outer frame and a filter screen paved in the frame, wherein the filter screen is generally soft due to the relation of manufacturing structures, and the frame of the filter screen is just provided with a finer rod body for fixing the edge of the filter screen. However, in order to facilitate the disassembly, the replacement and the cleaning, the filter is installed in the pipeline, and an installation frame is usually required to be additionally fixed on the outer frame of the filter screen, so that the filter screen can be matched with the installation position structure of the pipeline, and the peripheral edge of the filter screen can be reinforced, so that the filter screen is prevented from being deformed due to the collision of air flow. However, the existing design is not convenient to replace due to direct welding fixation, or the existing design is convenient to assemble and disassemble, most of the existing design needs to be fixed by using screws or fasteners and the like, so that the outer side of the installation frame is provided with a plurality of adapting positions such as grooves, and when a pipeline to be installed cannot be accurately installed, a filter can only be pushed in along a sliding rail, and the excessive protruding screws or fasteners obviously prevent the filter from being slid in place, so that the processing or installation efficiency is affected.

Disclosure of Invention

In order to solve the problems of the prior art, the present utility model aims to provide a filter mounting frame. The utility model is used as a mounting frame structure of the filter screen, the outer edge of the filter screen can be reinforced, the integral frame is locked by only one screw, the clamping is stable and the combination is firm, the number of screws, fasteners and the like used on the outer side of the edge wrapping assembly is reduced, and the outer edge is smooth and flat, so that the filter can be conveniently mounted at the positions of a pipeline and the like.

The utility model relates to a filter installation frame, which comprises a clamping component fixedly arranged at the periphery of a filter screen and an edge covering component matched with the clamping component,

the clamping assembly comprises a clamping part positioned on one side of the filter screen and guide rails convexly arranged on the other three sides of the filter screen;

the assembly of borduring is including the first protection strip, second protection strip, third protection strip and the fourth protection strip that arrange in proper order, first protection strip with block portion looks adaptation, the one end of first protection strip is equipped with countersunk head screw, the other end of first protection strip protruding be equipped with the bellying, the second protection strip the third protection strip with the fourth protection strip all be equipped with the logical groove of guide rail looks adaptation, just the one end of logical groove is the open end, the other end of logical groove is the blind end, be equipped with on the closed end of second protection strip with the recess of bellying looks adaptation, the open end of fourth protection strip still be equipped with the screw of countersunk head screw looks adaptation.

In one embodiment, the clamping portion comprises a plurality of clamping strips which are arranged on the outer edge of one side of the filter screen at intervals, and clamping holes matched with the clamping strips are formed in the bottom of the first protection strip.

In one embodiment, the guide rail is welded on the outer side edge of the filter screen, the cross section of the guide rail is C-shaped, and the opening direction of the guide rail faces the inner side from the outer screen surface of the filter screen.

In one embodiment, one end of each guide rail is flush with the edge of the filter screen, and the other end of each guide rail is smaller than the edge of the filter screen.

In one embodiment, the protruding portion forms a hook towards the outer side of the end portion of the first protection strip, and a notch matched with the hook is correspondingly reserved in the groove.

In one embodiment, the two ends of the first protection strip, the second protection strip, the third protection strip and the fourth protection strip are inclined surfaces, adjacent inclined surfaces are matched with each other, the first protection strip, the second protection strip, the third protection strip and the fourth protection strip are provided with edges, and the edges cover the peripheral edges of the outer screen surface of the filter screen.

In one embodiment, the countersunk head screws and the screw holes are arranged perpendicular to the inclined plane.

In one embodiment, the clamping components and the edge covering components are two groups and are respectively arranged on the front side and the rear side of the filter screen, and a chute is formed between the two groups of edge covering components.

Compared with the prior art, the technical scheme of the utility model has the beneficial effects that:

1. the utility model is used as a mounting frame structure of the filter screen, the outer edge of the filter screen can be reinforced, the integral frame is locked by only one screw, the clamping is stable and the combination is firm, the number of screws, fasteners and the like used on the outer side of the edge wrapping assembly is reduced, and the outer edge is smooth and flat, so that the filter can be conveniently mounted at the positions of a pipeline and the like.

2. The hardness at the periphery of the filter screen is enhanced through the arrangement of the edge wrapping assembly, the shape of the filter is kept, the three protection strips are limited to slide left and right mainly through the guide rail and are further positioned by means of mutual clamping, and finally the countersunk screws at one end of the first protection strip are locked, so that the outer side of the edge wrapping assembly is smooth, fasteners, other additional screw holes and the like are not required to be additionally arranged, grooves and protruding arrangement are reduced, the filter can slide into the chute of the pipeline through pushing and the like to be fixed in a sliding way, and the installation is convenient.

Drawings

FIG. 1 is a schematic view of the structure of a filter mounting frame of the present utility model;

FIG. 2 is a top cross-sectional view of a filter mounting frame of the present utility model;

FIG. 3 is a rear perspective installation schematic of the snap assembly and the binding assembly of one side of the present utility model.

Reference numerals illustrate: 1-clamping component, 11-clamping part, 12-guide rail, 2-edge-covering component, 21-first protection strip, 211-countersunk head screw, 212-protruding part, 22-second protection strip, 23-third protection strip and 24-fourth protection strip.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the present patent; for the purpose of better illustrating the embodiments, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the actual product dimensions; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, so to speak, the two elements are communicated internally. It will be understood by those of ordinary skill in the art that the terms described above are in the specific sense of the present utility model. The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.

As shown in fig. 1-3, the mounting frame of the filter of the utility model comprises a clamping component 1 fixedly arranged at the periphery of the filter screen and a binding component 2 matched with the clamping component 1, wherein the clamping component 1 comprises a clamping part 11 positioned on one side of the filter screen and a guide rail 12 convexly arranged on the other three sides of the filter screen; the edge covering assembly 2 comprises a first protection strip 21, a second protection strip 22, a third protection strip 23 and a fourth protection strip 24 which are sequentially arranged, wherein the first protection strip 21 is matched with the clamping part 11, one end of the first protection strip 21 is provided with a countersunk screw 211, the other end of the first protection strip 21 is convexly provided with a protruding part 212, the second protection strip 22, the third protection strip 23 and the fourth protection strip 24 are respectively provided with a through groove matched with the guide rail 12, one end of the through groove is an open end, the other end of the through groove is a closed end, a groove matched with the protruding part 212 is formed in the closed end of the second protection strip 22, and the open end of the fourth protection strip 24 is also provided with a screw hole matched with the countersunk screw 211.

The utility model is used as a mounting frame structure of the filter screen, the outer edge of the filter screen can be reinforced, the integral frame is only locked by a countersunk screw 211, the clamping is stable and the combination is firm, the number of screws, fasteners and the like used on the outer side of the edge covering assembly 2 is reduced, and the outer edge is smooth and flat, so that the filter can be conveniently mounted at the positions of a pipeline and the like. When the device is actually used, the clamping assembly 1 needs to be fixedly arranged at the edge of a corresponding filter screen, the second protection strip 22, the third protection strip 23 and the fourth protection strip 24 in the edge covering assembly 2 can correspond to the guide rail 12 therein, the opening end of the second protection strip slides into the guide rail 12 through the matching of the through groove and the guide rail 12, and as the closed end of the other end is propped against one end of the guide rail 12 to be positioned, the opening end just corresponds to the closed end of the other protection strip, for example, the fourth protection strip 24 is firstly inserted from the bottom of the right side, the third protection strip 23 is inserted from the left side of the bottom to the right side of the fourth protection strip after the positioning and is propped against the closed end of the fourth protection strip 24, the second protection strip 22 is inserted from the left side to the lower side of the third protection strip 23, the last first protection strip 21 is directly pressed down from the upper side, the protruding part 212 at one end of the second protection strip 22 is matched and clamped with the closed end of the second protection strip 22, the countersunk screw 211 at the other end of the second protection strip can be just matched with the closed end of the fourth protection strip 24, and the second protection strip 24 is compressed against the second protection strip 24, and the two ends of the fourth protection strip 24 are sequentially pressed against the edges, and the edges of the fourth protection strip 23 and the fourth protection strip is sequentially pressed against the edges. The hardness at the periphery of the filter screen is strengthened through the setting of the edge covering assembly 2, the shape of the filter is kept, and three protection strips mainly limit that the filter can only slide left and right through the guide rail 12 and are further positioned by means of mutual clamping, so that the outer side of the edge covering assembly 2 is smooth through locking of the countersunk head screw 211 at one end of the first protection strip 21, fasteners, other additional screw holes and the like are not needed to be additionally arranged, the arrangement of grooves and protrusions is reduced, the filter can be fixed in a sliding groove of a sliding pipeline through pushing and the like, and the installation is convenient.

Further, the engaging portion 11 includes a plurality of engaging strips arranged at intervals on an outer edge of one side of the filter screen, and the bottom of the first protection strip 21 is provided with engaging holes adapted to the plurality of engaging strips. The first protection strip 21 is used as the last locking piece from top to bottom to limit the positions of all the edge covering assemblies 2, so that in order to further avoid the displacement of the first protection strip 21, when the filter screen is larger and the corresponding size of the first protection strip 21 needs to be longer, the locking of the countersunk head screws 211 and the protruding parts 212 at two ends of the first protection strip 21 is only used for possibly not enough compression, so that the whole edge covering assembly 2 is loosened, therefore, the clamping parts 11 are arranged and a plurality of clamping strips which are arranged at intervals are matched, the contact area of the first protection strip 21 and the clamping parts 11 can be increased, the friction force is increased, and the vertical separation of the first protection strip 21 is avoided. The engaging portion 11 may be provided in a wavy shape, for example, and the first protection strip 21 may be adapted thereto.

In one embodiment, the guide rail 12 may be fixed on the edge of the filter screen by means of screws, or the guide rail 12 may be welded on the outer edge of the filter screen, and the edge covering assembly 2 may completely wrap the guide rail 12 without worrying about the exposure of screw holes, etc., but the welding manner may ensure that the interior of the guide rail 12 is smoother, the installation of the edge covering assembly 2 is easy, and the cross section of the guide rail 12 is C-shaped, the opening direction of which faces the inner side from the outer screen surface of the filter screen, so that the back plane of the guide rail 12 may be flush with the outer screen surface, and easy for welding and positioning, and the through slots formed by the second protection strip 22, the third protection strip 23 and the fourth protection strip 24 adapted thereto may be fastened and fixed more tightly, so as to limit the front-back and up-down movement of the protection strip, and may only slide on the guide rail 12. And one end of each guide rail 12 is flush with the edge of the filter screen, and the other end of each guide rail is smaller than the edge of the filter screen. When the second protection strip 22, the third protection strip 23 and the fourth protection strip 24 are in sliding connection with the guide rail 12 through the through grooves, the protection strips correspondingly slide in from the opening end to the end of the guide rail 12 with the notch, and the solid limiting part of the closed end is used for clamping to the notch to be used for connecting and positioning the protection strips.

Further, for the installation of the first protection strip 21, the protruding portion 212 forms a hook shape toward the outside of the end of the first protection strip 21, and a notch corresponding to the hook shape is left in the groove. The hook formed by the protruding portion 212 can be clamped into the groove at the closed end of the second protection strip 22 by using the elasticity of the manufacturing material of the hook, and is clamped with the notch, so that the hook can be further fixed by the clamping of the first protection strip 21 by matching with the arrangement of the clamping portion 11, and the positions of the protection strips can be sequentially limited.

In one embodiment, each protection strip may be in a cuboid shape, that is, the contact position is that the end face of one protection strip contacts with the bottom face of the other protection strip, or the two ends of the first protection strip 21, the second protection strip 22, the third protection strip 23 and the fourth protection strip 24 are inclined surfaces, so that the shapes of the protection strips are neat and the limit that the protection strips slide on the guide rail 12 is easily formed, and the adjacent inclined surfaces are mutually matched, and edges are respectively arranged on the first protection strip 21, the second protection strip 22, the third protection strip 23 and the fourth protection strip 24, and cover the peripheral edge of the outer net surface of the filter screen. The edge position of each protection strip on the outer screen surface forms a shielding edge, so that the whole edge wrapping assembly 2 can wrap the edges of the clamping part 11, the guide rail 12 and the filter screen, the compression strength and the tensile strength of the peripheral edge of the filter are better enhanced, and the welding position of the guide rail 12 and the filter screen can be shielded. And the countersunk head screw 211 and the screw hole are arranged perpendicular to the inclined plane. The connection of the countersunk head screw 211 and the inclined surface can stabilize the stress, and the connection of the first protection strip 21 and the fourth protection strip 24 is firmer, so that the open end of the fourth protection strip 24 must be firmly connected with the first protection strip 21 and cannot slide out from the other end. In addition, the filter screen can set up two-layer and form more efficient filter, and two-layer filter screen is separated from like this, and its edge just has certain thickness, and block subassembly 1 and bordure subassembly 2 are two sets of and locate the front and back both sides of filter screen respectively, form the spout between two sets of bordure subassemblies 2, and the subassembly 2 is protruding and two form the concave groove body down between bordure subassembly 2 promptly, can further be convenient for with the sliding connection of position such as pipeline like this.

In the description of the present application, it should be understood that the azimuth or positional relationship indicated by the azimuth words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationship shown in the drawings, merely for convenience of description of the present application and simplification of the description, and without contrary explanation, these azimuth words do not indicate or imply that the apparatus or element referred to must have a specific azimuth or be configured and operated in a specific azimuth, and therefore should not be construed as limiting the scope of protection of the present application.

In the drawings, the positional relationship is described for illustrative purposes only and is not to be construed as limiting the present patent; it is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (8)

1. The filter mounting frame is characterized by comprising a clamping component (1) fixedly arranged at the periphery of a filter screen and a binding component (2) matched with the clamping component (1),

the clamping assembly (1) comprises a clamping part (11) positioned on one side of the filter screen and a guide rail (12) convexly arranged on the other three sides of the filter screen;

the assembly (2) of borduring is including first protection strip (21), second protection strip (22), third protection strip (23) and fourth protection strip (24) that arrange in proper order, first protection strip (21) with block portion (11) looks adaptation, the one end of first protection strip (21) is equipped with countersunk head screw (211), the protruding bellying (212) that is equipped with in the other end of first protection strip (21), second protection strip (22) third protection strip (23) with fourth protection strip (24) all be equipped with lead to the groove of guide rail (12) looks adaptation, just the one end of lead to the groove is the open end, the other end of lead to the groove is the blind end, be equipped with on the closed end of second protection strip (22) with the recess of bellying (212) looks adaptation, the open end of fourth protection strip (24) still be equipped with countersunk head screw (211) looks adaptation.

2. The filter mounting frame according to claim 1, wherein the engaging portion (11) comprises a plurality of engaging strips arranged at intervals on an outer edge of one side of the filter screen, and the bottom of the first protection strip (21) is provided with engaging holes adapted to the plurality of engaging strips.

3. A filter mounting frame according to claim 2, characterized in that the guide rail (12) is welded to the outer edge of the filter screen, the cross section of the guide rail (12) being C-shaped and the opening direction of which is directed inwards from the outer screen surface of the filter screen.

4. A filter mounting frame according to claim 3, wherein one end of each of the guide rails (12) is flush with the edge of the filter screen and the other end is smaller than the edge of the filter screen.

5. A filter mounting frame according to claim 4, wherein the protrusion (212) forms a hook towards the outside of the end of the first protection strip (21), and a corresponding recess is provided in the recess for the hook.

6. The filter mounting frame according to claim 5, wherein the first protection strip (21), the second protection strip (22), the third protection strip (23) and the fourth protection strip (24) are inclined surfaces at both ends, and adjacent inclined surfaces are matched with each other, and edges are arranged on the first protection strip (21), the second protection strip (22), the third protection strip (23) and the fourth protection strip (24), and the edges cover the peripheral edges of the outer screen surface of the filter screen.

7. A filter mounting frame according to claim 6, characterized in that the countersunk screws (211) and the screw holes are arranged perpendicular to the inclined surface.

8. The filter mounting frame according to any one of claims 1 to 7, wherein the two sets of the clamping assembly (1) and the edge covering assembly (2) are respectively arranged on the front side and the rear side of the filter screen, and a sliding groove is formed between the two sets of the edge covering assemblies (2).

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