CN219529412U - Fan housing and fan fixing structure - Google Patents

Abstract

The utility model discloses a fan housing, which comprises a housing and a net cover, wherein the housing is provided with an inner cavity, the net cover is positioned in the inner cavity, the housing comprises a side wall, the side wall is used for installing a fan, the side wall is provided with a clamping hook which protrudes and bends towards a direction far away from the inner cavity, the clamping hook comprises a first clamping hook, a second clamping hook, a third clamping hook and a fourth clamping hook, the side wall is provided with a through hole, the through hole is communicated with the inner cavity, and the first clamping hook, the second clamping hook, the third clamping hook and the fourth clamping hook are sequentially distributed around the through hole. According to the utility model, the fan cover is provided with the clamping hooks, and the fan cover are assembled by clamping the fan and the clamping hooks, so that the fan and the fan cover are simple in structure, easy to assemble and convenient to maintain and disassemble. The utility model also discloses a fan fixing structure.

Description

Fan housing and fan fixing structure

Technical Field

The utility model relates to the technical field of fans, in particular to a fan housing and a fan fixing structure.

Background

The fan cover is used for heat dissipation, exhaust and ventilation protection of the parts such as a fan, a motor, an exhaust fan, a radiator, a generator, a diesel engine and the like. In the related art, a fan cover and a fan are fixed through bolts, so that the fan cover is inconvenient to install, disassemble and maintain.

Disclosure of Invention

The utility model aims to provide a fan cover and a fan fixing structure which are easy to assemble and disassemble.

The aim of the utility model is achieved by the following technical scheme:

the utility model provides a fan housing, includes shell and screen panel, the shell has the inner chamber, the screen panel is located in the inner chamber, the shell includes the lateral wall, the lateral wall is used for installing the fan, the lateral wall is equipped with to keeping away from the protruding pothook that stretches and buckle of direction of inner chamber, the pothook includes first pothook, second pothook, third pothook and fourth pothook, the lateral wall is equipped with the opening, the opening with the inner chamber intercommunication, first pothook the second pothook the third pothook with the fourth pothook is in proper order around the opening is arranged.

As a further improved technical scheme of the utility model, the bending direction of the first hook is perpendicular to the bending direction of the second hook, the bending direction of the second hook is perpendicular to the bending direction of the third hook, the bending direction of the third hook is perpendicular to the bending direction of the fourth hook, the bending direction of the fourth hook is perpendicular to the bending direction of the first hook, the bending direction of the first hook is opposite to the bending direction of the third hook, and the bending direction of the second hook is opposite to the bending direction of the fourth hook.

As a further improved technical scheme of the utility model, the first hook, the second hook, the third hook and the fourth hook comprise a first hook part and a second hook part vertically connected with the first hook part, the first hook part is connected with the side wall, and the bending direction of the first hook, the bending direction of the second hook, the bending direction of the third hook and the bending direction of the fourth hook are corresponding extending directions of the second hook part.

As a further improved technical scheme of the utility model, the first clamping hook and the third clamping hook are staggered along the width direction of the shell, and the second clamping hook and the fourth clamping hook are staggered along the height direction of the shell.

As a further improved technical scheme of the utility model, the side wall is provided with a first elastic buckle and a second elastic buckle, the first elastic buckle is arranged close to the second clamping hook, and the second elastic buckle is arranged close to the fourth clamping hook.

As a further improved technical scheme of the utility model, the first elastic buckle comprises a first elastic plate part and a first convex part protruding from the first elastic plate part to a direction far away from the inner cavity, and the second elastic buckle comprises a second elastic plate part and a second convex part protruding from the second elastic plate part to a direction far away from the inner cavity.

As a further improved technical scheme of the utility model, the first convex part is provided with a first surface, the second convex part is provided with a second surface, the first clamping hook and the third clamping hook are provided with clamping grooves, the first clamping hook and the third clamping hook are provided with inner end surfaces, the inner end surfaces are positioned on the periphery of the clamping grooves, the first surface and the inner end surfaces of the first clamping hook are positioned on the same plane, the second surface and the inner end surfaces of the third clamping hook are positioned on the same plane, and the first surface and the second surface are used for abutting against the fan.

As a further improved aspect of the present utility model, the housing includes a peripheral wall connected to the side wall, the peripheral wall including a first wall portion, a second wall portion opposite to the first wall portion, a third wall portion connecting one end of the first wall portion and one end of the second wall portion, and a fourth wall portion connecting the other end of the first wall portion and the other end of the second wall portion.

According to the further improved technical scheme, the first wall part is provided with a first through hole, the second wall part is provided with a second through hole, the net cover comprises a supporting frame, the supporting frame comprises a third through hole and a fourth through hole, the fan cover comprises a first bolt and a second bolt, the first bolt sequentially penetrates through the first through hole and the third through hole and is locked with a nut, the second bolt sequentially penetrates through the second through hole and the fourth through hole and is locked with the nut, the first through hole and the second through hole adopt waist-shaped holes, and the third through hole and the fourth through hole adopt round holes.

The aim of the utility model is also achieved by the following technical scheme:

the utility model provides a fan fixed knot constructs, includes fan and fan housing, the fan includes the fan shell, the fan shell includes first bounding wall and second bounding wall, first bounding wall with the clamping hook looks joint.

According to the utility model, the fan cover is provided with the clamping hooks, the fan is clamped with the clamping hooks, so that the fan and the fan cover are assembled without screw connection, the structure is simple, the assembly is easy, and the maintenance and the disassembly are convenient.

Drawings

FIG. 1 is a schematic view of a fan fixing structure according to the present utility model;

FIG. 2 is an exploded view of FIG. 1;

FIG. 3 is an exploded view of the stroke cover of FIG. 2;

FIG. 4 is an exploded view of the stroke cover of FIG. 2 at another angle;

FIG. 5 is a schematic view of the housing of FIG. 4;

FIG. 6 is a schematic view of the structure of FIG. 5 at another angle;

FIG. 7 is a front view of FIG. 5;

FIG. 8 is an enlarged schematic view of area A of FIG. 6;

FIG. 9 is a schematic diagram illustrating the assembly process of the fan and the fan housing.

Detailed Description

Exemplary embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. If there are several specific embodiments, the features in these embodiments can be combined with each other without conflict. When the description refers to the accompanying drawings, the same numbers in different drawings denote the same or similar elements, unless otherwise specified. What is described in the following exemplary embodiments does not represent all embodiments consistent with the utility model; rather, they are merely examples of apparatus, articles, and/or methods that are consistent with aspects of the utility model as set forth in the claims.

The terminology used in the present utility model is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present utility model. As used in the specification and claims of the present utility model, the singular forms "a," "an," or "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

It should be understood that words such as "first," "second," and the like, used in the description and in the claims of the present utility model, do not denote any order, quantity, or importance, but rather are names used to distinguish one feature from another. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. Unless otherwise indicated, the terms "front," "rear," "upper," "lower," and the like are used herein for convenience of description and are not limited to a particular location or to a spatial orientation. The word "comprising" or "comprises", and the like, is an open-ended expression, meaning that elements appearing before "comprising" or "including", encompass the elements appearing after "comprising" or "including", and equivalents thereof, and not exclude that elements appearing before "comprising" or "including", may also include other elements. In the present utility model, if a plurality of the above-mentioned components are present, the meaning of the above-mentioned components is two or more.

Referring to fig. 1 to 9, the utility model discloses a fan fixing structure, which comprises a fan 1 and a fan cover 2, wherein the fan 1 is in limit connection with the fan cover 2.

Referring to fig. 2, the blower 1 includes a blower housing 11 and a blower body, the blower housing 11 including a first shroud 111 and a second shroud 112, the first shroud 111 and the second shroud 112 being disposed opposite to each other.

Referring to fig. 2 to 4, the hood 2 includes a housing 21 and a mesh enclosure 22, the housing 21 having an inner cavity 210, the mesh enclosure 22 being located in the inner cavity 210. The shell 21 comprises a side wall 211, the side wall 211 is used for installing the fan 1, the side wall 211 is provided with a clamping hook 23 which protrudes and bends towards the direction far away from the inner cavity 210, and the first coaming 111 is clamped with the clamping hook 23, so that the fan 1 and the fan housing 2 are assembled. Therefore, screw connection is not needed, the structure is simple, the assembly is easy, and the maintenance and the disassembly are convenient.

In the illustrated embodiment of the present utility model, as shown in fig. 7, the side wall 211 is further provided with a screw hole 2100, and when the stability requirement of the scene in which the fan 1 is applied is particularly high or the vibration is strong, the fan 1 and the fan housing 2 can be further fixed by using bolts.

Referring to fig. 5, the hook 23 includes a first hook 231, a second hook 232, a third hook 233, and a fourth hook 234. The side wall 211 is provided with a vent 2110, the vent 2110 being in communication with the interior cavity 210, the vent 2110 being for ventilation. The first hook 231, the second hook 232, the third hook 233 and the fourth hook 234 are sequentially arranged around the through hole 2110.

The bending direction of the first hook 231 is perpendicular to the bending direction of the second hook 232, the bending direction of the second hook 232 is perpendicular to the bending direction of the third hook 233, the bending direction of the third hook 233 is perpendicular to the bending direction of the fourth hook 234, the bending direction of the fourth hook 234 is perpendicular to the bending direction of the first hook 231, the bending direction of the first hook 231 is opposite to the bending direction of the third hook 233, and the bending direction of the second hook 232 is opposite to the bending direction of the fourth hook 234. The periphery of the first coaming 111 is clamped by the first clamping hook 231, the second clamping hook 232, the third clamping hook 233 and the fourth clamping hook 234, so that the assembly stability of the fan 1 and the fan housing 2 is improved.

In the illustrated embodiment of the present utility model, referring to fig. 6, each of the first hook 231, the second hook 232, the third hook 233, and the fourth hook 234 includes a first hook portion 100 and a second hook portion 200 connected to the first hook portion 100. The first hook portion 100 is connected to the side wall 211, the first hook portion 100 is perpendicular to the second hook portion 200, and the second hook portion 200 is parallel to the side wall 211, that is, the hook 23 is formed by bending the hook portion perpendicularly, and the bending direction of the first hook 231, the bending direction of the second hook 232, the bending direction of the third hook 233, and the bending direction of the fourth hook 234 are corresponding extending directions of the second hook portion 200.

The first hooks 231 and the third hooks 233 are staggered along the width direction of the housing 21, and the second hooks 232 and the fourth hooks 234 are staggered along the height direction of the housing 21.

Referring to fig. 5 to 7, the first hook 231 includes a first outer end surface 2311, the second hook 232 includes a second outer end surface 2321, the third hook 233 includes a third outer end surface 2331, the fourth hook 234 includes a fourth outer end surface 2341, the first outer end surface 2311 and the third outer end surface 2331 are parallel to each other and are staggered, and the second outer end surface 2321 and the fourth outer end surface 2341 are parallel to each other and are staggered.

Referring to fig. 5, the side wall 211 is provided with a first latch 241 and a second latch 242. In the illustrated embodiment of the utility model, the first latch 241 is disposed adjacent to the second hook 232 and the second latch 242 is disposed adjacent to the fourth hook 234. Specifically, referring to fig. 5 and 6, the first latch 241 includes a first spring portion 2411 and a first protrusion 2412 protruding from the first spring portion 2411 in a direction away from the inner cavity 210, and the second latch 242 includes a second spring portion 2421 and a second protrusion 2422 protruding from the second spring portion 2421 in a direction away from the inner cavity 210. The first protruding portion 2412 and the second protruding portion 2422 are used for abutting against the first coaming 111 of the fan 1, and improve the assembling stability of the fan 1 and the fan housing 2.

Referring to fig. 5 and 6, the first protrusion 2412 has a first surface 2410 and the second protrusion 2422 has a second surface 2420. Referring to fig. 8, the first hook 231 and the third hook 233 each have a clamping groove 230, and the first hook 231 and the third hook 233 each have an inner end surface 2301, and the inner end surfaces 2301 are located at the periphery of the clamping groove 230. The first surface 2410 is coplanar with the inner end 2301 of the first hook 231, and the second surface 2420 is coplanar with the inner end 2301 of the third hook 233. The first surface 2410, the second surface 2420 and the inner end 2301 of the catch 23 are all for abutment with the first shroud 111 of the fan 1.

Referring to fig. 3, 4 and 6, the housing 21 includes a peripheral wall 212, and the peripheral wall 212 is connected to the side wall 211. The peripheral wall 212 includes a first wall portion 2121, a second wall portion 2122 opposed to the first wall portion 2121, a third wall portion 2123 connecting one end of the first wall portion 2121 and one end of the second wall portion 2122, and a fourth wall portion 2124 connecting the other end of the first wall portion 2121 and the other end of the second wall portion 2122.

Referring to fig. 3 and 4, the first wall 2121 is provided with a first through hole 2101 and the second wall 2122 is provided with a second through hole 2102. The net cover 22 includes a support frame 221, and the support frame 221 includes a third through hole 2201 and a fourth through hole 2202. The fan housing 2 comprises a first bolt and a second bolt, the first bolt sequentially penetrates through a first through hole 2101 and a third through hole 2201 and is locked with a nut, the second bolt sequentially penetrates through a second through hole 2102 and a fourth through hole 2202 and is locked with the nut, the first through hole 2101 and the second through hole 2102 adopt waist-shaped holes, and the third through hole 2201 and the fourth through hole 2202 adopt round holes. The first through hole 2101 and the second through hole 2102 are waist-shaped holes, so that the assembly is convenient.

As shown in fig. 9, when assembling, the fan 1 is obliquely placed in the space between the first hook 231, the second hook 232, the third hook 233 and the fourth hook 234, and meanwhile, the fan 1 abuts against the first elastic buckle 241 and the second elastic buckle 242, and then the fan 1 is rotated in the counterclockwise direction, so that the four sides of the first coaming 111 are clamped with the hooks.

The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and it should be understood that the present utility model should be based on those skilled in the art, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the present utility model without departing from the spirit and scope of the present utility model and modifications thereof should be covered by the scope of the claims of the present utility model.

Claims (10)

1. The utility model provides a fan housing (2), its characterized in that, includes shell (21) and screen panel (22), shell (21) have inner chamber (210), screen panel (22) are located in inner chamber (210), shell (21) include lateral wall (211), lateral wall (211) are used for installing fan (1), lateral wall (211) are equipped with to keeping away from hook (23) that the direction of inner chamber (210) protruding stretched and buckled, hook (23) include first hook (231), second hook (232), third hook (233) and fourth hook (234), lateral wall (211) are equipped with through-hole (2110), through-hole (2110) with inner chamber (210) intercommunication, first hook (231), second hook (232), third hook (233) and fourth hook (234) are in proper order around through-hole (2110) are arranged.

2. The fan housing (2) according to claim 1, wherein the bending direction of the first hook (231) is perpendicular to the bending direction of the second hook (232), the bending direction of the second hook (232) is perpendicular to the bending direction of the third hook (233), the bending direction of the third hook (233) is perpendicular to the bending direction of the fourth hook (234), the bending direction of the fourth hook (234) is perpendicular to the bending direction of the first hook (231), the bending direction of the first hook (231) is opposite to the bending direction of the third hook (233), and the bending direction of the second hook (232) is opposite to the bending direction of the fourth hook (234).

3. The wind housing (2) according to claim 2, wherein the first hook (231), the second hook (232), the third hook (233) and the fourth hook (234) each comprise a first hook portion (100) and a second hook portion (200) perpendicularly connected to the first hook portion (100), the first hook portion (100) is connected to the side wall (211), and a bending direction of the first hook (231), a bending direction of the second hook (232), a bending direction of the third hook (233) and a bending direction of the fourth hook (234) are extension directions of the corresponding second hook portions (200).

4. The fan housing (2) according to claim 2, wherein the first hook (231) and the third hook (233) are staggered along the width direction of the housing (21), and the second hook (232) and the fourth hook (234) are staggered along the height direction of the housing (21).

5. The fan housing (2) according to claim 1, wherein the side wall (211) is provided with a first snap (241) and a second snap (242), the first snap (241) being arranged close to the second hook (232), the second snap (242) being arranged close to the fourth hook (234).

6. The fan housing (2) according to claim 5, wherein the first latch (241) comprises a first tab portion (2411) and a first protrusion (2412) protruding from the first tab portion (2411) in a direction away from the inner cavity (210), and the second latch (242) comprises a second tab portion (2421) and a second protrusion (2422) protruding from the second tab portion (2421) in a direction away from the inner cavity (210).

7. The fan housing (2) according to claim 6, wherein the first protrusion (2412) has a first surface (2410), the second protrusion (2422) has a second surface (2420), the first hook (231) and the third hook (233) each have a clamping groove (230), the first hook (231) and the third hook (233) each have an inner end surface (2301), the inner end surfaces (2301) are located at the periphery of the clamping groove (230), the first surface (2410) is in the same plane as the inner end surfaces (2301) of the first hook (231), the second surface (2420) is in the same plane as the inner end surfaces (2301) of the third hook (233), and the first surface (2410) and the second surface (2420) are each adapted to abut the fan (1).

8. The fan housing (2) according to claim 1, wherein the housing (21) comprises a peripheral wall (212), the peripheral wall (212) being connected to the side wall (211), the peripheral wall (212) comprising a first wall portion (2121), a second wall portion (2122) opposite to the first wall portion (2121), a third wall portion (2123) connecting one end of the first wall portion (2121) and one end of the second wall portion (2122), and a fourth wall portion (2124) connecting the other end of the first wall portion (2121) and the other end of the second wall portion (2122).

9. The fan housing (2) according to claim 8, wherein the first wall portion (2121) is provided with a first through hole (2101), the second wall portion (2122) is provided with a second through hole (2102), the net cover (22) comprises a supporting frame (221), the supporting frame (221) comprises a third through hole (2201) and a fourth through hole (2202), the fan housing (2) comprises a first bolt and a second bolt, the first bolt sequentially penetrates through the first through hole (2101) and the third through hole (2201) and is locked with a nut, the second bolt sequentially penetrates through the second through hole (2102) and the fourth through hole (2202) and is locked with the nut, the first through hole (2101) and the second through hole (2102) adopt waist-shaped holes, and the third through hole (2201) and the fourth through hole (2202) adopt round holes.

10. A fan fixing structure, characterized by comprising a fan (1) and a fan cover (2), wherein the fan cover (2) is the fan cover (2) according to any one of claims 1 to 9, the fan (1) comprises a fan housing (11), the fan housing (11) comprises a first coaming (111) and a second coaming (112), and the first coaming (111) is clamped with the clamping hook (23).