Silent cooling fan

Abstract

The utility model relates to the technical field of fans, in particular to a mute cooling fan, which comprises a fan, a base, a filter layer and a dust blocking cover, the fan is connected with the base, the base comprises a bottom frame, a side wall and a clamping tongue, the bottom frame is connected with the fan and is provided with an air hole, the side wall and one end of the bottom frame deviating from the fan enclose a mounting cavity, and the dust blocking cover is arranged in the mounting cavity. The clamping tongue is connected with the side wall and used for being connected with the dust blocking cover in a clamped mode, the installation cavity is filled with the filtering layer, and the dust blocking cover seals the installation cavity and is provided with a dust blocking opening communicated with the installation cavity. According to the mute cooling fan, the dust blocking cover is convenient to mount and dismount through the clamping structure of the clamping tongue and the dust blocking cover, the replacement time of the filter layer can be effectively shortened, the filter layer is convenient to replace and clean, and therefore the maintenance efficiency of the cooling fan is improved, and the purpose of improving the maintenance experience of the cooling fan is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fan technical field, in particular to a kind of mute heat dissipation fan. BACKGROUND

[0002] With the rapid development of electronic equipment manufacturing technology, electronic equipment is advancing towards miniaturization, high performance, in order to improve the use power of electronic equipment, accelerate the heat dissipation efficiency of electronic equipment, there is heat dissipation fan, in traditional technology, for example, the utility model patent with the announcement number CN215490180U discloses a kind of mute large air volume heat dissipation fan for air purifier, the mute large air volume heat dissipation fan for air purifier includes installation case, installation support, dust screen mesh plate, limiting protection shell, heat dissipation fan, sound-absorbing layer and exhaust fan, the both ends of the installation case are fixed with limiting protection shell on outer wall, the inner wall of the installation case is fixed with installation support, the front of the installation case is movably provided with dust screen mesh plate, the both ends of the installation support are respectively provided with heat dissipation fan and exhaust fan on inner wall, the inner wall of the installation case is fixed with sound-absorbing layer, the inner wall of the installation slot is also respectively provided with dust screen, photocatalyst filter layer, activated carbon filter layer and ion reaction layer, the dust screen, photocatalyst filter layer, activated carbon filter layer and ion reaction layer are movably connected and arranged on the inner wall of installation slot, by the effect of each filter layer, the device is effectively purified by the effect of each filter layer when using heat dissipation, heat and hot air are discharged, thereby guaranteeing the purification effect of air purifier, however, since installation support is fixed on the inner wall of case, when replacing each filter layer in actual use, the fixing bolt connecting installation support and case needs to be disassembled, so that installation support can be removed, thereby replacing filter layer on installation support, so that the mute large air volume heat dissipation fan for air purifier needs to consume a lot of time for disassembling fixing bolt when replacing filter layer, which increases the maintenance time of heat dissipation fan and reduces the maintenance efficiency of heat dissipation fan, and there is the technical problem that the maintenance experience of heat dissipation fan is not good. UTILITY MODEL CONTENTS

[0003] The purpose of the present application is to provide a kind of mute heat dissipation fan, to solve the technical problem of the maintenance experience of heat dissipation fan in prior art is not good.

[0004] A kind of mute heat dissipation fan, including: fan, base, filter layer and dust cover, the fan is connected with the base, the base includes bottom frame, side wall and clavus, the bottom frame is connected with the fan, and is provided with wind hole, the side wall is surrounded with the bottom frame away from the one end of the fan installation cavity, the clavus is connected with the side wall, and is used to be connected with the dust cover, the filter layer is filled in the installation cavity, the dust cover closes the installation cavity, and is provided with dust blocking port that communicates the installation cavity.

[0005] In one of the embodiments, the number of the clamping tongues is multiple, and each of the clamping tongues is arranged on the opposite side of the side wall.

[0006] In one of the embodiments, the clamping tongue comprises an elastic section, a pressing section and a clamping section connected in sequence, the elastic section is connected with the side wall and is arranged in a direction away from the mounting cavity, the pressing section protrudes from the side wall, and the clamping section is buckled with the dust cover, and the dust cover is provided with a buckling groove buckled with the clamping section.

[0007] In one of the embodiments, the pressing section has a pressing surface, and the pressing surface is arranged on the side of the pressing section close to the clamping section and is arranged in an inclined manner.

[0008] In one of the embodiments, the clamping tongue is further provided with an anti-skid strip, and the anti-skid strip is arranged on the pressing surface.

[0009] In one of the embodiments, the side wall is provided with a limiting strip at the end close to the dust cover, and the dust cover is provided with a limiting groove matched with the limiting strip.

[0010] In one of the embodiments, the dust cover comprises a cover plate and a dust blocking strip, the cover plate is buckled with the clamping tongue, the dust blocking strip is arranged on the side of the cover plate away from the side wall, and the side of the dust blocking strip facing the side edge of the cover plate is provided with the dust blocking port.

[0011] In one of the embodiments, the number of the dust blocking strips is multiple, and each of the dust blocking strips is arranged in a spaced manner.

[0012] In one of the embodiments, the side wall is provided with a movable port, and the movable port is arranged in a position corresponding to the clamping tongue.

[0013] In one of the embodiments, the bottom frame is provided with a connecting hole, and the fan is provided with a through hole matched with the connecting hole.

[0014] The mute heat dissipation fan has the advantages that the bottom frame of the base is connected with the fan, the side wall surrounds the mounting cavity at the end away from the fan, the clamping tongue is buckled with the dust cover, and the filter layer is filled in the mounting cavity, so that the air entering the fan can be filtered by the filter layer, the dust entering the equipment is reduced, the installation and dismounting of the dust cover are facilitated by the buckling structure of the clamping tongue and the dust cover, the replacement time of the filter layer is effectively reduced, the filter layer can be replaced and cleaned, the maintenance efficiency of the heat dissipation fan is improved, and the maintenance experience of the heat dissipation fan is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1The structural schematic view of the mute heat dissipation fan shown in the utility model;

[0016] Figure 2 For Figure 1 The exploded schematic view of the mute heat dissipation fan shown in the utility model;

[0017] Figure 3 For Figure 2 The structural schematic view of the base of the mute heat dissipation fan shown in the utility model;

[0018] Figure 4 For Figure 3 The enlarged schematic view of A part of the base shown in the utility model.

[0019] The meaning of the reference signs in the drawings is as follows:

[0020] 100, mute heat dissipation fan;

[0021] 10, fan; 11, via hole;

[0022] 20, base; 21, bottom frame; 211, air passing hole; 212, connecting hole; 22, side wall; 221, mounting cavity; 222, movable port; 223, limiting strip; 23, clamping tongue; 231, elastic section; 232, pressing section; 233, clamping section; 234, pressing surface; 235, anti-skid strip;

[0023] 30, filter layer;

[0024] 40, dust blocking cover; 41, dust blocking port; 42, buckling groove; 43, limiting groove; 44, cover plate; 45, dust blocking strip. DETAILED DESCRIPTION

[0025] In order to make the above purpose, features and advantages of the utility model more apparent, obvious and easy to understand, the specific implementation of the utility model is described in detail below. In the following description, a lot of specific details are set forth in order to give a full understanding of the utility model. But the utility model can be implemented in many other ways different from the description herein, and those skilled in the art can make similar improvements without departing from the connotation of the utility model, therefore the utility model is not limited by the following disclosed specific embodiments.

[0026] In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like is the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0027] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include at least one of the features. In the description of the utility model, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0028] In the utility model, unless otherwise specifically defined and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrated; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through intermediate medium, it can be the communication or interaction relationship between two elements, unless otherwise specifically limited. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0029] In the utility model, unless otherwise specifically defined and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact between the first and second features through intermediate medium. Moreover, the first feature "above", "above" and "above" the second feature can be directly above or obliquely above the first feature, or only indicate that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature can be directly below or obliquely below the first feature, or only indicate that the horizontal height of the first feature is less than that of the second feature.

[0030] It is to be understood that when an element such as a layer, region or substrate is referred to as being "on" or "connected to" another element, it can be directly on or connected to the other element or intervening elements can be present. In contrast, when an element is referred to as being "directly on" or "directly connected to" another element, there are no intervening elements present. It will be understood that, when a member is referred to as being "coupled" or "connected" to another member, it can be directly coupled or connected to the other member or intervening members can be present. As used herein, the term "and / or" includes any and all combinations of one or more of the associated listed items.

[0031] As shown in Figure 1 the utility model discloses a mute heat dissipation fan 100.

[0032] As shown in Figures 1 to 3 The mute heat dissipation fan 100 comprises a fan 10, a base 20, a filter layer 30 and a dust cover 40. The fan 10 is connected to the base 20. The base comprises a bottom frame 21, a side wall 22 and a clamping tongue 23. The bottom frame 21 is connected to the fan 10 and is provided with a wind hole 211. The side wall 22 surrounds an installation cavity 221 at one end of the bottom frame 21 away from the fan 10. The clamping tongue 23 is connected to the side wall 22 and is used for clamping the dust cover 40. The filter layer 30 is filled in the installation cavity 221. The dust cover 40 seals the installation cavity 221 and is provided with a dust cover opening 41 communicating with the installation cavity 221. The bottom frame 21 of the base 20 is connected to the fan 10. The side wall 22 surrounds the installation cavity 221 at one end of the bottom frame 21 away from the fan 10. The clamping tongue 23 is clamped to the dust cover 40. The filter layer 30 is filled in the installation cavity 221. In this way, the filter layer 30 is arranged to filter the air entering the fan 10, reducing the dust entering the equipment. Meanwhile, the clamping structure of the clamping tongue 23 and the dust cover 40 facilitates the installation and dismounting of the dust cover 40, effectively reducing the replacement time of the filter layer 30, facilitating the replacement and cleaning of the filter layer 30, improving the maintenance efficiency of the heat dissipation fan 10 and achieving the purpose of improving the maintenance experience of the heat dissipation fan 10.

[0033] In the following, the mute heat dissipation fan 100 is further described. Figures 1 to 4

[0034] As shown in Figure 2 The bottom frame 21 is provided with a connecting hole 213. The fan 10 is provided with a through hole 11 matched with the connecting hole 213. A bolt is screwed through the through hole 11 and the connecting hole 213 of the bottom frame 21 to connect the fan 10 and the base 20.

[0035] As shown in Figure 3 ​As shown, the side wall 22 is provided with a limiting strip 212 near one end of the dust cover 40, and the dust cover 40 is provided with a limiting groove 43 matched with the limiting strip 212, so as to improve the assembly accuracy of the base 20 and the dust cover 40.

[0036] As shown, Figures 3 to 4 As shown, the side wall 22 is provided with a movable opening 222, and the movable opening 222 is arranged at a position corresponding to the clamping tongue 23, so as to allow the clamping tongue 23 to move.

[0037] As shown, Figure 3 As shown, the clamping tongue 23 is provided in a plurality of numbers, and each clamping tongue 23 is arranged on the opposite side of the side wall 22, and specifically, as shown, Figure 4 As shown, the clamping tongue 23 comprises an elastic section 231, a pressing section 232 and a clamping section 233 connected in sequence, the elastic section 231 is connected with the side wall 22 and is arranged in a direction away from the mounting cavity 221, the pressing section 232 protrudes from the side wall 22, and the clamping section 233 is buckled with the dust cover 40, and the dust cover 40 is provided with a buckle groove 42 matched with the clamping section 233.

[0038] As shown, Figure 4 As shown, the pressing section 232 is provided with a pressing surface 234, and the pressing surface 234 is arranged on one side of the pressing section 232 close to the clamping section 233 and is arranged in an inclined manner, and further, the clamping tongue 23 is also provided with an anti-skid strip 235 arranged on the pressing surface 234, and in use, an acting force is applied to the pressing surface 234 to make the clamping section 233 disengage from the buckle groove 42 of the dust cover 40, and then the base 20 is pulled out of the dust cover 40 to completely separate the base 20 from the dust cover 40, and due to the inclined arrangement of the pressing surface 234, the acting force of the finger can be applied to pull out the base 20 from the dust cover 40 after the clamping section 233 disengages from the buckle groove 42, and further, the anti-skid strip 235 on the pressing surface 234 can further increase the contact stability between the finger and the pressing surface 234, and when the base 20 is pulled out, the base 20 is prevented from disengaging from the finger, so as to improve the operation stability of the base 20.

[0039] As shown, Figure 2 As shown, the dust cover 40 comprises a cover plate 44 and a dust blocking strip 45, the cover plate 44 is buckled with the clamping tongue 23, the dust blocking strip 45 is arranged on the side of the cover plate 44 away from the side wall 22, and the dust blocking strip 45 is provided with the dust blocking opening 41 on the side of the cover plate 44, and the dust blocking strip 45 is arranged in a plurality of numbers and is arranged in an interval.

[0040] The mute heat dissipation fan 100 provided by the application is assembled by: using bolts to threadedly connect the through holes 11 of the fan 10 and the connecting holes 213 of the bottom frame 21, connecting the fan 10 and the base 20, then placing the filter layer 30 in the mounting cavity 221 of the base 20, and finally buckling the base 20 and the dust cover 40 to realize the assembly of the mute heat dissipation fan 100.

[0041] The mute heat dissipation fan 100 provided by the application is used by: the fan 10 running to generate airflow, air entering the mounting cavity 221 through the dust blocking port 41 of the dust cover 40 and then passing through the filter layer 30 to be filtered, entering the fan 10 through the air passing hole 211 of the bottom frame 21, and blowing the air to the equipment through the fan 10 to realize the heat dissipation of the equipment.

[0042] The mute heat dissipation fan 100 provided by the application is used by: the fan 10 running to generate airflow, air entering the mounting cavity 221 through the dust blocking port 41 of the dust cover 40 and then passing through the filter layer 30 to be filtered, entering the fan 10 through the air passing hole 211 of the bottom frame 21, and blowing the air to the equipment through the fan 10 to realize the heat dissipation of the equipment.

[0043] The technical features of the above-described embodiments can be combined in any manner. To make the description concise, all possible combinations of the technical features in the above-described embodiments are not described, but as long as the combinations of the technical features do not contradict, they should be considered as the scope of the present application.

[0044] The above-described embodiments only express several implementation manners of the present application, and the description is relatively specific and detailed, but it should not be understood as a limitation on the scope of the present application. It should be pointed out that for ordinary skilled persons in the art, some modifications and improvements can be made without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the appended claims.

Claims

1. A silent cooling fan, characterized by, The utility model provides a dustproof cover, fan, base and filter layer, the fan is connected with the base, the base includes bottom frame, side wall and clamping tongue, the bottom frame is connected with the fan, is equipped with the air passage, the side wall and the one end of bottom frame away from the fan surround installation cavity, the clamping tongue is connected with the side wall, and is used for clamping with the dustproof cover, the filter layer fills in the installation cavity, the dustproof cover closes the installation cavity, and is equipped with dustproof port of the communication installation cavity. The number of the clamping tongues is multiple, and each clamping tongue is arranged on the opposite side of the side wall.

2. The silent heat-dissipating fan according to claim 1, wherein, The clamping tongue comprises an elastic section, a pressing section and a buckle section connected in sequence, the elastic section is connected with the side wall and is arranged obliquely away from the installation cavity, the pressing section protrudes from the side wall, the buckle section is buckled with the dustproof cover, and the dustproof cover is provided with a buckle groove buckled with the buckle section.

3. The silent heat-dissipating fan according to claim 1, wherein, The pressing section has a pressing surface, and the pressing surface is arranged on the side of the pressing section close to the buckle section and is arranged obliquely.

4. The silent heat-dissipating fan according to claim 3, wherein, The clamping tongue is further provided with an anti-skid strip arranged on the pressing surface.

5. The silent heat-dissipating fan according to claim 4, wherein, The side wall is provided with a limiting strip at the end close to the dustproof cover, and the dustproof cover is provided with a limiting groove matched with the limiting strip.

6. The silent heat-dissipating fan according to claim 1, wherein, The dustproof cover comprises a cover plate and a dustproof strip, the cover plate is buckled with the clamping tongue, the dustproof strip is arranged on the side of the cover plate away from the side wall, and the side of the dustproof strip facing the side edge of the cover plate is provided with the dustproof port.

7. The silent heat-dissipating fan according to claim 1, wherein, The number of the dustproof strips is multiple, and each dustproof strip is arranged in an interval.

8. The silent heat-dissipating fan according to claim 7, wherein, The side wall is provided with a movable port, and the position of the movable port is arranged correspondingly with the clamping tongue.

9. The silent heat-dissipating fan according to claim 1, wherein, The bottom frame is provided with a connecting hole, and the fan is provided with a through hole matched with the connecting hole.

10. The silent heat-dissipating fan according to claim 1, wherein, ​

Images