CN220956170U

CN220956170U - Fan assembly and charger

Info

Publication number: CN220956170U
Application number: CN202322900791.0U
Authority: CN
Inventors: 张勇
Original assignee: Jiangsu Dartek Technology Co Ltd
Current assignee: Jiangsu Dartek Technology Co Ltd
Priority date: 2023-10-27
Filing date: 2023-10-27
Publication date: 2024-05-14
Anticipated expiration: 2033-10-27

Abstract

The utility model discloses a fan assembly and a charger, wherein the fan assembly comprises a shell and a fan body arranged on the shell, and the shell comprises: an upper shell arranged at one axial end of the fan body; the lower shell is coated at the other axial end of the fan body and the circumference of the fan body, and comprises a clamping part which is clamped with the upper shell. According to the fan assembly, the lower shell and the upper shell are mounted through the clamping parts on the lower shell, the function of clamping and fixing the fan body is realized, and the assembly efficiency of the fan assembly is improved.

Description

Fan assembly and charger

Technical Field

The present utility model relates to a fan structure, and more particularly, to a fan assembly and a charger.

Background

The existing fan assembly comprises a shell and a fan, the fan is generally fixed in the shell through screws, and the installation is complicated, so that the assembly efficiency is affected.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of utility model

The utility model aims to provide a fan assembly, which can improve the assembly efficiency of the fan assembly.

To achieve the above object, the present utility model provides a fan assembly including a housing and a fan body mounted on the housing, the housing including:

an upper shell arranged at one axial end of the fan body;

the lower shell is coated at the other axial end of the fan body and the circumference of the fan body, and comprises a clamping part which is clamped with the upper shell.

In one or more embodiments, the lower housing further includes an end cover portion, and an extension portion bent and extended from an edge of the end cover portion, wherein the extension portion is wrapped outside the fan body along a radial direction of the fan body, and the fastening portion is disposed on the extension portion.

In one or more embodiments, a clamping block matched with the clamping part is arranged on the outer surface of the upper shell in a protruding mode, so that the clamping part is clamped with the upper shell.

In one or more embodiments, the latch has an abutment surface thereon facing away from the end cap portion;

Along fan body axial, fan body and lower casing looks butt, just buckle portion looks butt with the butt face, upper housing and lower casing cooperate in order to centre gripping fixed the fan body.

In one or more embodiments, the extension portion is provided with a positioning groove, the fan body is provided with a positioning protrusion, and the positioning protrusion is inserted into the positioning groove.

In one or more embodiments, the fan body includes an air inlet and an air outlet, the upper casing is provided with an air inlet duct communicated with the air inlet, and the upper casing and the lower casing are matched to form an air outlet duct communicated with the air outlet.

In one or more embodiments, the upper housing includes a body portion and a protruding portion extending radially along the body portion, the protruding portion and the lower housing are matched to form the air outlet duct, and a fastening portion on the lower housing is fastened with the protruding portion.

In one or more embodiments, the protruding portion is provided with a reinforcing plate protruding toward the surface of the lower casing, the reinforcing plate is inserted into the lower casing, and along the radial direction of the fan body, the reinforcing plate is in contact with the lower casing.

In one or more embodiments, the fan body is provided with a positioning hole, the lower shell is provided with a positioning column, the positioning column is inserted into the positioning hole, the lower shell is provided with a first positioning part, and the upper shell is provided with a second positioning part matched with the first positioning part.

The utility model also provides a charger, comprising:

the upper cover body is provided with a first air opening on the upper end surface and a second air opening on at least one side surface;

the lower cover body is matched and connected with the upper cover body to form an accommodating space;

The fan assembly is configured in the accommodating space and fixedly connected with the upper cover body, and the fan assembly is provided with an air inlet duct and an air outlet duct;

The air inlet channel is matched with the first air port, and the air outlet channel is matched with the second air port;

Wherein the fan assembly is as described above. Compared with the prior art, according to the fan assembly, the lower shell and the upper shell are mounted through the clamping parts on the lower shell, the function of clamping and fixing the fan body is realized, and the assembly efficiency of the fan assembly is improved.

Drawings

FIG. 1 is a schematic view of a fan assembly according to an embodiment of the present utility model;

FIG. 2 is a schematic view of a fan assembly according to an embodiment of the present utility model;

FIG. 3 is an exploded view of a fan assembly according to an embodiment of the present utility model;

Fig. 4 is an exploded view of a charger according to an embodiment of the present utility model.

The main reference numerals illustrate:

1. A housing; 11. an upper housing; 111. a body portion; 112. a protruding portion; 113. a reinforcing plate; 114. a clamping block; 1141. an abutment surface; 115. a second positioning portion; 12. a lower housing; 121. a fastening part; 122. an end cap portion; 123. an extension; 1231. a positioning groove; 124. positioning columns; 125. a first positioning portion; 13. an air inlet duct; 14. an air outlet duct; 2. a fan body; 21. positioning the bulge; 22. an air inlet; 23. an air outlet; 24. positioning holes; 3. an upper cover body; 31. a first tuyere; 32. a second tuyere; 4. and a lower cover body.

Detailed Description

The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.

As shown in fig. 1 to 3, a fan assembly according to an embodiment of the present utility model includes a housing 1 and a fan body 2 mounted on the housing 1, the housing 1 including an upper case 11 and a lower case 12, the upper case 11 being provided at one axial end of the fan body 2; the lower casing 12 is wrapped at the other axial end of the fan body 2 and the circumferential direction of the fan body 2, and the lower casing 12 includes a fastening portion 121, where the fastening portion 121 is fastened with the upper casing 11.

It can be understood that the fan assembly of the present utility model is clamped with the upper housing 11 by the clamping part 121 on the lower housing 12, so that the fan body 2 is clamped and wrapped in the housing 1 formed by the upper housing 11 and the lower housing 12, thereby simplifying the installation process of the fan assembly and improving the installation efficiency of the fan assembly.

The fan assembly of the application can be installed in the charger to radiate heat of the charger. Such as a charger for a power tool.

Further, a plurality of fastening parts 121 may be disposed on the lower case 12 at intervals, so as to improve the connection stability of the upper case 11 and the lower case 12.

In one embodiment, the lower housing 12 further includes an end cover 122 and an extension 123 bent and extended from the edge of the end cover 122, the extension 123 is wrapped outside the fan body 2 along the radial direction of the fan body 2, and the fastening portion 121 is disposed on the extension 123. It can be appreciated that the end cover 122 is used to cover the other axial end of the fan body 2, and the extension 123 is wrapped around the fan body 2. So set up, lower casing 12 and last casing 11 cooperation can play cladding fan body 2's effect to play the effect of protection fan body 2.

Further, the outer surface of the upper housing 11 is convexly provided with a clamping block 114 matched with the clamping part 121, so that the clamping part 121 is clamped with the upper housing 11. The clamping block 114 can promote the stability of the clamping connection between the upper shell 11 and the clamping part 121.

Specifically, the latch 114 has an abutment surface 1141 facing away from the end cap 122; along the axial direction of the fan body 2, the fan body 2 abuts against the lower housing 12, the fastening portion 121 abuts against the abutting surface 1141, and the upper housing 11 and the lower housing 12 cooperate to clamp and fix the fan body 2.

In one embodiment, the extending portion 123 is provided with a positioning groove 1231, the fan body 2 is provided with a positioning protrusion 21, and the positioning protrusion 21 is inserted into the positioning groove 1231. By the arrangement, the fan body 2 can be positioned, and the assembly precision of all parts in the fan assembly can be improved conveniently.

In a specific embodiment, the fan body 2 includes an air inlet 22 and an air outlet 23, the upper casing 11 is provided with an air inlet duct 13 communicated with the air inlet 22, and the upper casing 11 and the lower casing 12 are matched to form an air outlet duct 14 communicated with the air outlet 23.

It can be understood that, because the fan assembly of the present utility model can be installed in the charger, the air inlet duct 13 on the housing 1 can be closer to the part requiring heat dissipation in the charger, and the air outlet duct 14 on the housing 1 can be closer to the air outlet 23 on the housing of the charger, so as to improve the heat dissipation performance of the fan assembly.

In a specific embodiment, the upper housing 11 includes a main body 111 and a protruding portion 112 extending along a radial direction of the main body 111, the protruding portion 112 is matched with the lower housing 12 to form the air outlet duct 14, and a fastening portion 121 on the lower housing 12 is fastened to the protruding portion 112. So set up, not only play fixed connection lower casing 12 and last casing 11 to the effect of stable centre gripping fan body 2, can also promote the stability of air-out wind channel 14 itself.

Further, the protruding portion 112 is provided with a reinforcing plate 113 protruding toward the surface of the lower casing 12, the reinforcing plate 113 is inserted into the lower casing 12, and the reinforcing plate 113 contacts with the lower casing 12 along the radial direction of the fan body 2. So set up, the reinforcement plate plays the effect of reinforcing the stability and the intensity of air-out wind channel 14 itself.

In one embodiment, the fan body 2 has a positioning hole 24, the lower housing 12 has a positioning post 124, and the positioning post 124 is inserted into the positioning hole 24. By the arrangement, the fan body 2 can be positioned, and the assembly precision of all parts in the fan assembly can be improved conveniently.

In one embodiment, the lower housing 12 is provided with a first positioning portion 125, and the upper housing 11 is provided with a second positioning portion 115 that is matched with the first positioning portion 125. By such arrangement, the relative positions of the upper housing 11 and the lower housing 12 at the time of installation can be easily determined, and the assembly accuracy of each component in the fan assembly can be easily improved. Specifically, as shown in fig. 3, the first positioning portion 125 may be a hole, the second positioning portion 115 is a protrusion, and the positioning effect is achieved through the cooperation of the hole and the protrusion.

As shown in fig. 4, the present utility model further provides a charger, which includes an upper cover 3, a lower cover 4, and a fan assembly: wherein the upper end surface of the upper cover body 3 is provided with a first air port 31, and at least one side surface is provided with a second air port 32; the lower cover body 4 is matched and connected with the upper cover body 3 to form an accommodating space; the fan assembly is arranged in the accommodating space and fixedly connected with the upper cover body 3, and is provided with an air inlet duct 13 and an air outlet duct 14; the air inlet duct 13 is adapted to the first air opening 31, and the air outlet duct 14 is adapted to the second air opening 32.

It will be appreciated that a plurality of fan assemblies may be mounted within the charger; for example, in fig. 4, two fan assemblies are mounted within one charger.

The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims

1. A fan assembly comprising a housing (1) and a fan body (2) mounted on the housing (1), the housing (1) comprising:

An upper casing (11) arranged at one axial end of the fan body (2);

The lower shell (12) is coated on the other axial end of the fan body (2) and the circumference of the fan body (2), the lower shell (12) comprises a clamping part (121), and the clamping part (121) is clamped with the upper shell (11).

2. The fan assembly according to claim 1, wherein the lower housing (12) further comprises an end cover portion (122), and an extension portion (123) bent and extended from the edge of the end cover portion (122), the extension portion (123) is wrapped outside the fan body (2) along the radial direction of the fan body (2), and the fastening portion (121) is disposed on the extension portion (123).

3. A fan assembly according to claim 2, wherein the outer surface of the upper housing (11) is provided with a protruding clip (114) cooperating with the clip portion (121) so that the clip portion (121) is clipped to the upper housing (11).

4. A fan assembly as claimed in claim 3, wherein the latch (114) has an abutment surface (1141) facing away from the end cap portion (122);

along fan body (2) axial, fan body (2) and lower casing (12) butt, just buckle portion (121) and butt face (1141) butt, upper casing (11) and lower casing (12) cooperate in order to centre gripping fixed fan body (2).

5. The fan assembly according to claim 2, wherein the extension portion (123) is provided with a positioning groove (1231), the fan body (2) is provided with a positioning protrusion (21), and the positioning protrusion (21) is inserted into the positioning groove (1231).

6. The fan assembly according to claim 1, wherein the fan body (2) comprises an air inlet (22) and an air outlet (23), the upper shell (11) is provided with an air inlet duct (13) communicated with the air inlet (22), and the upper shell (11) and the lower shell (12) are matched to form an air outlet duct (14) communicated with the air outlet (23).

7. The fan assembly according to claim 6, wherein the upper housing (11) includes a body portion (111) and a protruding portion (112) extending radially along the body portion (111), the protruding portion (112) and the lower housing (12) are matched to enclose the air outlet duct (14), and a fastening portion (121) on the lower housing (12) is fastened to the protruding portion (112).

8. The fan assembly according to claim 7, wherein the protruding portion (112) is provided with a reinforcing plate (113) protruding toward the surface of the lower housing (12), the reinforcing plate (113) is inserted into the lower housing (12) and is disposed radially along the fan body (2), and the reinforcing plate (113) is in contact with the lower housing (12).

9. The fan assembly according to claim 1, wherein the fan body (2) is provided with a positioning hole (24), the lower housing (12) is provided with a positioning column (124), the positioning column (124) is inserted into the positioning hole (24), the lower housing (12) is provided with a first positioning portion (125), and the upper housing (11) is provided with a second positioning portion (115) matched with the first positioning portion (125).

10. A charger, comprising:

An upper cover body (3) with a first air port (31) arranged on the upper end surface and a second air port (32) arranged on at least one side surface;

The lower cover body (4) is matched and connected with the upper cover body (3) to form an accommodating space;

The fan assembly is configured in the accommodating space and is fixedly connected with the upper cover body (3), and the fan assembly is provided with an air inlet duct (13) and an air outlet duct (14);

the air inlet duct (13) is matched with the first air opening (31), and the air outlet duct (14) is matched with the second air opening (32);

wherein the fan assembly is a fan assembly as claimed in any one of claims 1 to 9.