Fan assembly

Abstract

The utility model provides a fan assembly which comprises a fan frame, a bottom cover and a fan blade assembly, the two opposite sides of the fan frame are provided with a first air opening and a second air opening correspondingly, the fan frame is arranged on the periphery of the bottom cover, the fan blade assembly is rotationally connected to the side, facing the first air opening, of the bottom cover, and wiring blades and a plurality of flow guide blades are connected between the fan frame and the bottom cover; the wiring blade and the flow guide blades are of a bent structure and are the same in curvature, the wiring blade and the flow guide blades have the same installation angle relative to the bottom cover, the section of the wiring blade and the section of the flow guide blades are both wing-shaped sections, the orthographic projection area of the wiring blade is not smaller than that of the flow guide blades, the wiring blade is provided with a first wire groove in the overall length direction, and the first wire groove is communicated with the first wire groove. An opening of the first wire groove faces the second air opening. According to the fan assembly, the fan frame and the bottom cover are arranged to be matched with each other, the wiring blades and the flow guide blades are connected between the fan frame and the bottom cover, noise generated in the using process of the fan assembly is lower, and the air outlet efficiency is higher.

Description

Technical Field

[0001] The present application belongs to the technical field of ventilation and heat dissipation equipment, and more specifically, to a fan assembly. Background Art

[0002] Fans are common devices used for ventilation and heat dissipation. When using fans under harsh environmental conditions, it is necessary to use a glue potting process to protect the fan wires to reduce fan failure problems caused by insufficient wire protection.

[0003] The existing fan assembly is provided with a plurality of curved guide vanes, and one of the plurality of ribs is provided with a wire groove for placing the wire. Since the curvature of the rib with the wire groove is inconsistent with that of the other ribs, after the wire is protected by the glue filling process, the wind resistance of the fan assembly is increased. Therefore, there is a problem of high noise and low air outlet efficiency of the fan assembly. Utility Model Content

[0004] One of the purposes of the embodiments of the present application is to provide a fan assembly to solve the technical problems in the prior art that after the fan assembly adopts a glue filling process to protect the wires, the wind resistance of the fan assembly increases, the fan assembly has high noise and low air output efficiency.

[0005] To solve the above technical problems, in the first aspect, an embodiment of the present application provides a fan assembly, the fan assembly comprising a fan frame, a bottom cover and a fan blade assembly, the fan frame having a first air outlet and a second air outlet on opposite sides respectively, the fan frame being placed on the outer periphery of the bottom cover, the fan blade assembly being rotatably connected to the side of the bottom cover facing the first air outlet; a routing blade and a plurality of guide blades are connected between the fan frame and the bottom cover, the routing blade and each of the guide blades are both curved structures with the same curvature, the routing blade and each of the guide blades have the same installation angle relative to the bottom cover, the cross-section of the routing blade and the cross-section of the guide blade are both airfoil cross-sections; the orthographic projection area of ​​the routing blade is not less than the orthographic projection area of ​​the guide blade, the routing blade is provided with a first wire groove along the entire length, and the opening of the first wire groove faces the second air outlet.

[0006] The beneficial effect of the fan assembly provided by the present application is that: by setting the fan frame and the bottom cover to cooperate with each other, the wiring blades and multiple guide blades are connected between the fan frame and the bottom cover to form a stable integral component, and the bottom cover is rotatably connected to the fan blade assembly, so that the rotation of the fan blade assembly can accelerate the air flow in the use environment, thereby dissipating heat; compared with the fan assembly in the prior art, the wiring blade of the present application is provided with a first wire groove for placing the wire, so as to facilitate the protection of the wire in the glue filling process, and the wiring blade and each guide blade are curved structures with the same curvature, the wiring blade and each guide blade have the same installation angle relative to the bottom cover, the cross-section of the wiring blade and the cross-section of the guide blade are both airfoil cross-sections, which can reduce the wind resistance of the air during circulation, and the fan assembly generates lower noise and higher air outlet efficiency during use.

[0007] In a feasible technical solution, a second wire groove is provided at the connection between the fan frame and the wiring blade, and the second wire groove is connected to the first wire groove.

[0008] By adopting such a design, the wire can be led out of the fan frame from the second wire groove to connect with other components.

[0009] In a feasible technical solution, a plurality of perforations are arranged at intervals on the edge of the sash frame.

[0010] By adopting such a design, the through holes can be used for connecting members such as screws and metal wires to install the fan assembly on other components.

[0011] In a feasible technical solution, the fan frame, the bottom cover, the routing blades and the plurality of guide blades are integrally injection molded.

[0012] By adopting such a design, the fan assembly is more convenient to manufacture, easier to assemble, and more efficient to produce.

[0013] In a feasible technical solution, a first accommodating groove is provided on a side of the bottom cover facing the first air outlet, and a through hole connected to an end of the first wire groove is opened on a side wall of the first accommodating groove.

[0014] By adopting such a design, the first receiving groove is used to place other components, and the wire extends from the through hole into the first receiving groove of the bottom cover to facilitate electrical connection between the wire and the components placed in the first receiving groove.

[0015] In an achievable technical solution, the fan blade assembly includes a cover and a plurality of blades, the plurality of blades are connected to the outer periphery of the cover at intervals, and a second accommodating groove is formed on a side of the cover facing the second air outlet.

[0016] By adopting such a design, the second receiving groove is used to place other components, and the surface cover is driven to rotate clockwise or counterclockwise to drive the plurality of blades to rotate around the surface cover, thereby generating gas flow.

[0017] In a feasible technical solution, the surface cover and the plurality of blades are integrally injection molded.

[0018] By adopting such a design, the fan assembly is more convenient to manufacture, easier to assemble, and more efficient to produce.

[0019] In a feasible technical solution, each of the blades has a same installation angle relative to the surface cover.

[0020] By adopting such a design, the ventilation efficiency of the fan blade assembly can be improved.

[0021] In a feasible technical solution, the width of the end of the blade away from the surface cover is not less than the width of the end of the blade connected to the surface cover.

[0022] By adopting such a design, the air volume of the fan blade assembly can be increased.

[0023] In a feasible technical solution, one end of the blade away from the surface cover is curled toward a direction close to the first air outlet.

[0024] By adopting such a design, the air volume of the fan blade assembly can be further increased. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0026] Figure 1 An assembly diagram of a fan assembly and a wire provided in an embodiment of the present application;

[0027] Figure 2 In the embodiment of this application Figure 1 Split diagram of ;

[0028] Figure 3 This is a front view of the fan frame, bottom cover, routing blades and guide blades in the embodiment of the present application;

[0029] Figure 4 It is a rear view of the fan frame, bottom cover, routing blades and guide blades in the embodiment of the present application.

[0030] Among them, the reference numerals in the figure are:

[0031] 10. fan frame; 101. first air outlet; 102. second air outlet; 103. second wire slot; 104. perforation;

[0032] 20. bottom cover; 201. first receiving groove;

[0033] 30. fan blade assembly; 31. cover; 32. blade; 301. second receiving groove;

[0034] 40. wiring leaf; 401. first wire slot;

[0035] 50. Guide vane;

[0036] 60. Wire. DETAILED DESCRIPTION

[0037] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0038] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0039] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0040] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0041] The following is a detailed description with reference to the accompanying drawings and embodiments:

[0042] Please also read Figures 1 to 4, an embodiment of the present application provides a fan assembly, the fan assembly includes a fan frame 10, a bottom cover 20 and a fan blade assembly 30, the fan frame 10 has a first air outlet 101 and a second air outlet 102 on opposite sides, the fan frame 10 is placed on the outer periphery of the bottom cover 20, the fan blade assembly 30 is rotatably connected to the side of the bottom cover 20 facing the first air outlet 101, a routing blade 40 and a plurality of guide blades 50 are connected between the fan frame 10 and the bottom cover 20, the routing blade 40 and each guide blade 50 are both curved structures and have the same curvature, the routing blade 40 and each guide blade 50 have the same installation angle relative to the bottom cover 20, the cross-section of the routing blade 40 and the cross-section of the guide blade 50 are both airfoil cross-sections, the orthographic projection area of ​​the routing blade 40 is not less than the orthographic projection area of ​​the guide blade 50, the routing blade 40 is provided with a first wire groove 401 along the entire length, and the opening of the first wire groove 401 faces the second air outlet 102.

[0043] By setting the fan frame 10 and the bottom cover 20 to cooperate with each other, the wiring blade 40 and a plurality of guide blades 50 are connected between the fan frame 10 and the bottom cover 20 to form a stable integral component, and the bottom cover 20 is rotatably connected to the fan blade assembly 30, so that the rotation of the fan blade assembly 30 can accelerate the air flow in the use environment, thereby dissipating heat; the wiring blade 40 is provided with a first wire groove 401 for placing the wire 60, so as to facilitate the protection of the wire 60 in the glue filling process, and the wiring blade 40 and each guide blade 50 are curved structures with the same curvature, and the wiring blade and each guide blade have the same installation angle relative to the bottom cover, and the cross-section of the wiring blade 40 and the cross-section of the guide blade 50 are both airfoil cross-sections, which can reduce the wind resistance of the air during circulation, and the fan assembly generates lower noise and higher air outlet efficiency during use.

[0044] In application, the installation angle refers to the angle between the chord length of the blade and the horizontal plane where the bottom cover 20 is located. The chord length of the routing blade 40 is a straight line connecting the two opposite side edges of the routing blade 40 along the width direction, and the chord length of the guide blade 50 is a straight line connecting the two opposite side edges of the guide blade 50 along the width direction.

[0045] In application, the airfoil cross-section is an arc surface rather than a plane. The surface of the routing blade 40 and the surface of the guide blade 50 are arc surfaces respectively extended by a virtual arc line along the axial extension direction of the bottom cover 20. By adopting such a design, the ventilation efficiency of the fan assembly can be improved and the airflow noise can be reduced.

[0046] In application, the fan frame 10 has a structure with a cavity in the middle, the first air outlet 101 and the second air outlet 102 are both connected to the cavity of the fan frame 10, and the bottom cover 20, the fan blade assembly 30, the routing blade 40 and the guide blade 50 are all placed in the cavity of the fan frame 10.

[0047] Specifically, the first air outlet 101 and the second air outlet 102 are both circular and of the same size, so as to facilitate the opening of the fan frame 10 .

[0048] In application, the routing blade 40 and multiple guide blades 50 are adjacent to the side of the fan frame 10 where the second air outlet 102 is provided, and a first ventilation gap is formed between the opposite sides of the routing blade 40 and the two adjacent guide blades 50, and a second ventilation gap is formed between the remaining two adjacent guide blades 50, so that air can flow through the first air outlet 101 and the second air outlet 102.

[0049] Specifically, in one example of the present application, the number of the routing leaves 40 is one. It is understandable that in other examples of the present application, the number of the routing leaves 40 can be set to multiple according to the arrangement requirements of more number of wires 60.

[0050] In application, the projection of the routing blade 40 on the plane where the bottom cover 20 faces the second air outlet 102 is the orthographic projection of the routing blade 40 , and the projection of the guide blade 50 on the plane where the bottom cover 20 faces the second air outlet 102 is the orthographic projection of the guide blade 50 .

[0051] Specifically, in one embodiment of the present application, the routing vane 40 and the guide vane 50 have the same shape, and the orthographic projection area of ​​the routing vane 40 is the same as the orthographic projection area of ​​the guide vane 50, so the routing vane 40 and the guide vane 50 are more convenient to produce and process.

[0052] It is understandable that in other examples of the present application, the width of the routing blade 40 is greater than the width of the guide blade 50. The routing blade 40 is designed to meet the width of the wire 60 and the width of the guide blade 50 is reduced, which can increase the ventilation volume of the fan frame 10.

[0053] Specifically, in one example of the present application, the outline of the fan frame 10 is rectangular. It is understandable that in other embodiments of the present application, the outline of the fan frame 10 may also be polygonal or circular.

[0054] In one embodiment, a second wire groove 103 is provided at the connection between the fan frame 10 and the wiring blade 40 , and the second wire groove 103 is connected to the first wire groove 401 .

[0055] In application, by adopting such a design, the wire 60 can be led out of the fan frame 10 from the second wire groove 103 to connect with other components.

[0056] Specifically, in an example of the present application, the extension track of the second wire groove 103 coincides with the extension track of the first wire groove 401 , so that the wire 60 can be placed more smoothly.

[0057] Understandably, in other examples of the present application, the extension track of the second wire trough 103 is bent relative to the extension track of the first wire trough 401 so that the wire 60 can be led out of the fan frame 10 from different parts of the fan frame 10 according to wiring requirements.

[0058] In one embodiment, please refer to Figures 1 to 4 A plurality of through holes 104 are arranged at intervals on the edge of the fan frame 10 .

[0059] In application, by adopting such a design, the through hole 104 can be used for connecting members such as screws and wires to install the fan assembly to other components.

[0060] In one embodiment, please refer to Figures 1 to 4 The fan frame 10, the bottom cover 20, the routing blades 40 and the plurality of guide blades 50 are integrally injection molded.

[0061] In application, by adopting such a design, the processing and manufacturing of the fan assembly is more convenient, the assembly is simpler, and the production efficiency is higher.

[0062] In one embodiment, please refer to Figures 1 to 4 A first receiving groove 201 is provided on one side of the bottom cover 20 facing the first air outlet 101 , and a through hole communicating with an end of the first wire groove 401 is opened on a side wall of the first receiving groove 201 .

[0063] In application, by adopting such a design, the first receiving groove 201 is used to place other components, and the wire 60 extends into the first receiving groove 201 of the bottom cover 20 through the through hole to facilitate electrical connection between the wire 60 and the components placed in the first receiving groove 201.

[0064] In application, first, one end of the wire 60 is passed through the through hole into the first receiving groove 201 of the bottom cover 20, and then the middle part of the wire 60 is placed in the first wire groove 401 of the wiring blade 40 and the second wire groove 103 of the fan frame 10, and then the other end of the wire 60 is placed outside the second wire groove 103 of the fan frame 10, and finally, glue is poured into the first wire groove 401 and the second wire groove 103, which can reduce the noise generated by the fan assembly during use and improve the air outlet efficiency.

[0065] In one embodiment, please refer to Figures 1 to 4 The fan blade assembly 30 includes a cover 31 and a plurality of blades 32 . The plurality of blades 32 are connected to the outer periphery of the cover 31 at intervals. A second accommodating groove 301 is formed on one side of the cover 31 facing the second air outlet 102 .

[0066] In application, by adopting such a design, the second receiving groove 301 is used to place other components, and the surface cover 31 is driven to rotate clockwise or counterclockwise to drive the plurality of blades 32 to rotate around the surface cover 31, thereby generating gas flow.

[0067] In one embodiment, please refer to Figures 1 to 4 The cover 31 and the plurality of blades 32 are integrally injection molded.

[0068] In application, by adopting such a design, the processing and manufacturing of the fan assembly is more convenient, the assembly is simpler, and the production efficiency is higher.

[0069] In one embodiment, please refer to Figures 1 to 4 , each blade 32 has the same installation angle relative to the surface cover 31.

[0070] In application, by adopting such a design, the ventilation efficiency of the fan blade assembly 30 can be improved.

[0071] In one embodiment, please refer to Figures 1 to 4 , the width of the end of the blade 32 away from the cover 31 is not less than the width of the end of the blade 32 connected to the cover 31.

[0072] In application, by adopting such a design, the air volume of the fan blade assembly 30 can be increased.

[0073] In one embodiment, please refer to Figures 1 to 4 One end of the blade 32 away from the cover 31 is curled toward the direction close to the first air outlet 101 .

[0074] In application, by adopting such a design, the air volume of the fan blade assembly 30 can be further increased.

[0075] The above are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A fan assembly, characterized in that: The invention comprises a fan frame (10), a bottom cover (20) and a fan blade assembly (30), wherein the fan frame (10) has a first air outlet (101) and a second air outlet (102) on opposite sides thereof, the fan frame (10) is arranged on the outer periphery of the bottom cover (20), and the fan blade assembly (30) is rotatably connected to a side of the bottom cover (20) facing the first air outlet (101); A routing blade (40) and a plurality of guide blades (50) are connected between the fan frame (10) and the bottom cover (20); the routing blade (40) and each of the guide blades (50) are curved structures with the same curvature; the routing blade (40) and each of the guide blades (50) have the same installation angle relative to the bottom cover (20); and the cross-section of the routing blade (40) and the cross-section of the guide blade (50) are both airfoil cross-sections; The orthographic projection area of ​​the routing blade (40) is not less than the orthographic projection area of ​​the guide blade (50), and the routing blade (40) is provided with a first wire groove (401) along the entire length, and the opening of the first wire groove (401) faces the second air outlet (102).

2. The fan assembly according to claim 1, characterized in that A second wire groove (103) is provided at the connection between the fan frame (10) and the wiring blade (40), and the second wire groove (103) is connected to the first wire groove (401).

3. The fan assembly according to claim 1, wherein: The edge of the fan frame (10) is provided with a plurality of perforations (104) at intervals.

4. The fan assembly according to claim 1, wherein: The fan frame (10), the bottom cover (20), the routing blade (40) and the plurality of guide blades (50) are integrally injection-molded.

5. The fan assembly according to claim 1, wherein: A first accommodating groove (201) is provided on a side of the bottom cover (20) facing the first air outlet (101), and a through hole connected to an end of the first wire groove (401) is provided on a side wall of the first accommodating groove (201).

6. The fan assembly according to claim 1, wherein: The fan blade assembly (30) comprises a cover (31) and a plurality of blades (32); the plurality of blades (32) are connected to the outer periphery of the cover (31) at intervals; and a second accommodating groove (301) is formed on one side of the cover (31) facing the second air outlet (102).

7. The fan assembly according to claim 6, wherein: The surface cover (31) and the plurality of blades (32) are integrally injection-molded.

8. The fan assembly according to claim 6, wherein: Each of the blades (32) has the same installation angle relative to the surface cover (31).

9. The fan assembly according to claim 6, wherein: The width of one end of the blade (32) away from the surface cover (31) is not less than the width of one end of the blade (32) connected to the surface cover (31).

10. The fan assembly according to claim 6, wherein: One end of the blade (32) away from the surface cover (31) is curled towards a direction close to the first air outlet (101).

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