Fan module

Abstract

The utility model discloses a fan module, which relates to the field of fan modules and comprises a fan frame, a base is fixed on the inner wall of the fan frame, a mounting column is fixed on the inner wall of the base, a middle pipe is movably mounted in the mounting column, fan blades are arranged above the base, and heat dissipation holes are formed in the tops of the fan blades. Iron shells are fixed to the inner walls of the fan blades, and magnetic strips are fixed to the interiors of the iron shells through glue. According to the fan module, the problem that glue of an existing fan module is prone to being thrown to the outer walls of the fan blades and the fan frame is solved, a gap is reserved between the iron shell and the base due to the fact that the iron shell does not make contact with the base, and the glue can be thrown out through the gap and cannot be thrown to the surfaces of the fan blades and the fan frame to cause unattractiveness; the first fixing ring and the second fixing ring are arranged in a staggered mode, so that the gap is prevented from being exposed, and the gap is prevented from being completely exposed through the first fixing ring and the second fixing ring.

Description

TECHNICAL FIELD

[0001] The utility model relates to fan module field, concretely is a fan module. BACKGROUND

[0002] Fan module is a integrated heat dissipation assembly, and the temperature of equipment or system is reduced through forced air convection, is widely used in electronic equipment, industrial machinery, car, data center etc.

[0003] The existing fan module is usually composed of fan blade, frame and motor, and the fan blade is fixed outside the metal shell, and the magnetic strip in the metal shell is bonded to the inner wall of the metal shell by glue, but the glue needs a certain time to solidify, and the glue is not completely solidified after the fan module is bonded to the metal shell and the magnetic strip, and the glue that is not completely solidified is thrown to the fan blade and the fan frame through the heat dissipation hole when the fan blade rotates, which affects the overall aesthetic degree. SUMMARY

[0004] Therefore, the utility model provides a fan module to solve the technical problem mentioned in the background.

[0005] In order to achieve the above object, the utility model provides the following technical scheme: a fan module, including fan frame, the inner wall of fan frame is fixed with base, and the inner wall of base is fixed with installation column, the inside of installation column is movably installed with middle pipe, the top of base is provided with fan blade, and the top of fan blade is provided with heat dissipation hole, the bottom of fan blade is fixed with multiple groups of connecting column, and the end of connecting column is fixed with fixed ring, the inner wall of fan blade is fixed with iron shell, and the inside of iron shell is fixed with magnetic strip through glue, the bottom of fixed ring is provided with glue storage groove, and the outer wall of fixed ring is combined with the inner wall of iron shell, the middle of fan blade is fixed with shaft, and the bottom of fan blade is fixed with first fixed ring, the inside of base is provided with circuit board, and the top of base is fixed with second fixed ring, the first fixed ring and second fixed ring are staggered.

[0006] Through the above technical scheme, the problem that the glue of the existing fan module is easily thrown to the outer wall of fan blade and fan frame is solved, the iron shell and base are not contacted through setting, so that a gap is left between the iron shell and base, the glue is thrown out through the gap, and the problem of unattractive caused by throwing the glue to the surface of fan blade and fan frame is avoided, the first fixed ring and second fixed ring are staggered, so that the gap is avoided to be exposed, and the gap is avoided to be exposed through the first fixed ring and second fixed ring.

[0007] The utility model further sets up that the outer wall of shaft is provided with multiple groups of bearings, and the outer wall of bearing is combined with the inner wall of middle pipe.

[0008] As preferably, the friction between the shaft and the middle tube can be reduced by the bearing.

[0009] The bottom of the shaft is provided with a clasp, and the clasp is located below the gasket.

[0010] As preferably, the gasket can be conveniently limited by the clasp, and the problem that the gasket is separated from the shaft is avoided.

[0011] The middle part of the iron shell is provided with a through hole, and the top of the iron shell is provided with a plurality of connecting holes.

[0012] As preferably, the shaft can conveniently pass through the iron shell through the through hole, and the connecting hole can conveniently connect the column and the inner wall top end of the fan blade.

[0013] The fan blade and the base are not in contact, and the bottom end of the inner wall of the fan blade is fixed with a support piece.

[0014] As preferably, the fan blade and the base are not in contact, so that the glue can be thrown out from the gap, and the support piece can make the iron shell and the fan blade more closely connected, avoiding the problem that the iron shell and the fan blade are separated.

[0015] In summary, the utility model mainly has the following beneficial effects:

[0016] The utility model discloses a fan module, which is characterized by comprising an iron shell, a fan blade, a base, a first fixing ring and a second fixing ring, and solves the problem that the glue of the existing fan module is easy to be thrown out of the outer wall of the fan blade and the fan frame. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is a fan blade and iron shell connection schematic view of the utility model;

[0019] Figure 3 It is a sectional view of the utility model;

[0020] Figure 4 It is a sectional view of the fan blade of the utility model;

[0021] Figure 5 It is a side view of the utility model;

[0022] Figure 6 The utility model discloses a schematic view of the connection of the axle center and the clasp ring.

[0023] Figure 7 The utility model discloses a sectional view of the iron shell.

[0024] Mark explanation:

[0025] 1, fan frame, 2, base, 3, magnetic stripe, 4, iron shell, 5, fan blade, 6, heat dissipation hole, 7, mounting column, 8, axle center, 9, bearing, 10, middle pipe, 11, circuit board, 12, gasket, 13, spring, 14, clasp ring, 15, first fixed ring, 16, second fixed ring, 17, fixed ring, 18, glue storage groove, 19, limiting ring, 20, connecting column, 21, support sheet, 22, through hole, 23, connecting hole. Specific implementation

[0026] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are used only for explaining the utility model and cannot be understood as limiting the utility model.

[0027] The embodiments will be described below according to the overall structure of the utility model.

[0028] Please refer to Figures 1-7 , including fan frame 1, the inner wall of fan frame 1 is fixed with base 2, and the inner wall of base 2 is fixed with mounting column 7, the inside of mounting column 7 is movably installed with middle pipe 10, the top of base 2 is provided with fan blade 5, and the top of fan blade 5 is provided with heat dissipation hole 6, the bottom of fan blade 5 is fixed with a plurality of connecting columns 20, and the end of connecting column 20 is fixed with fixed ring 17, the inner wall of fan blade 5 is fixed with iron shell 4, and the inside of iron shell 4 is fixed with magnetic stripe 3 through glue, the bottom of fixed ring 17 is provided with glue storage groove 18, and the outer wall of fixed ring 17 is attached to the inner wall of iron shell 4, fan blade 5 and iron shell 4 are injection molded, when casting, the iron shell is installed in the mold, then injection molding is carried out, when injection molding, the plastic liquid enters the inside of iron shell 4 through connecting hole 23, forming connecting column 20, fixed ring 17 and limiting ring 19, the end of connecting column 20 is also fixed with limiting ring 19, and the top of limiting ring 19 is attached to the inner wall top end of iron shell 4, the middle of fan blade 5 is fixed with axle center 8, and the bottom of fan blade 5 is fixed with first fixed ring 15, the inside of base 2 is provided with circuit board 11, and the top of base 2 is fixed with second fixed ring 16, first fixed ring 15 and second fixed ring 16 are arranged in a staggered manner.

[0029] In the above embodiment, specifically, please refer to Figure 3The outer wall of the shaft core 8 is sleeved with a plurality of bearings 9, and the outer wall of the bearing 9 is attached to the inner wall of the middle tube 10, and the setting of the bearing 9 can reduce the friction between the shaft core 8 and the middle tube 10.

[0030] In the above embodiment, please refer to Figure 6 The bottom of the shaft core 8 is provided with a buckle 14, and the buckle 14 is located below the gasket 12, and the setting of the buckle 14 can conveniently limit the gasket 12, and avoid the problem that the gasket 12 is separated from the shaft core 8.

[0031] In the above embodiment, please refer to Figure 4 The middle part of the iron shell 4 is provided with a through hole 22, and the top of the iron shell 4 is provided with a plurality of connecting holes 23, and the through hole can conveniently pass through the iron shell 4, and the connecting hole 23 can conveniently connect the column 20 and the inner wall of the fan blade 5.

[0032] In the above embodiment, please refer to Figures 3-5 The fan blade 5 is not in contact with the base 2, and the bottom end of the inner wall of the fan blade 5 is fixed with a supporting piece 21, and the gap is formed between the fan blade 5 and the base 2, so that the glue can be thrown out from the gap, and the supporting piece 21 can make the iron shell 4 and the fan blade 5 more closely connected, avoiding the problem that the iron shell 4 and the fan blade 5 are separated.

[0033] The utility model discloses in the specific work time: when assembling, the shaft of the bottom of fan blade 5 passes through the through hole in the upper portion of iron shell 4, then installs the middle tube 10 in the middle portion of mounting column 7, adds the glue in the glue storage groove 18, then installs the magnetic stripe 3 in the iron shell 4, and the shaft core 8 passes through the middle portion of bearing 9, then the spring 13 is sleeved in the bottom of shaft core 8, then the gasket 12 is sleeved in the outside of shaft core 8, and the buckle 14 is clamped on the outer wall of shaft core 8, and the fixing of gasket 12 is completed, after the installation of iron shell 4, the bottom of iron shell 4 does not contact with base 2, and the second fixing ring 16 on the top of base 2 is located in the inside of the bottom first fixing ring 15 of fan blade 5, and the first fixing ring 15 and the second fixing ring 16 also do not contact, therefore, when the fan blade 5 rotates, the excess glue can be thrown out through the gap between the first fixing ring 15 and the second fixing ring 16, and will not be thrown out through the heat dissipation hole 6.

[0034] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and are not the limitation of the utility model, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, and the person skilled in the art can make the modification, replacement and change of the embodiments without the creative contribution after reading the specification without departing from the principles and the purpose of the utility model, but as long as in the claim range of the utility model, it is protected by the patent law.

Claims

1. A fan module comprising a fan frame (1), characterized in that: The inner wall of the fan frame (1) is fixedly provided with a base (2), and the inner wall of the base (2) is fixedly provided with a mounting column (7), the inside of the mounting column (7) is movably provided with a middle pipe (10), the top of the base (2) is provided with a fan blade (5), the top of the fan blade (5) is provided with a heat dissipation hole (6), the bottom of the fan blade (5) is fixedly provided with a plurality of connecting columns (20), the end of the connecting column (20) is fixedly provided with a fixing ring (17), the inner wall of the fan blade (5) is fixedly provided with an iron shell (4), the inside of the iron shell (4) is fixedly provided with a magnetic stripe (3) through glue, the bottom of the fixing ring (17) is provided with a glue storage groove (18), and the outer wall of the fixing ring (17) is attached to the inner wall of the iron shell (4), the middle of the fan blade (5) is fixedly provided with a shaft (8), and the bottom of the fan blade (5) is fixedly provided with a first fixing ring (15), the inside of the base (2) is provided with a circuit board (11), and the top of the base (2) is fixedly provided with a second fixing ring (16), the first fixing ring (15) and the second fixing ring (16) are arranged in a staggered manner.

2. The fan module of claim 1, wherein: The outer wall of the shaft (8) is sleeved with a plurality of bearings (9), and the outer wall of the bearing (9) is attached to the inner wall of the middle pipe (10).

3. The fan module of claim 1, wherein: The bottom of the shaft (8) is sleeved with a spring (13), and the end of the spring (13) is provided with a gasket (12), the gasket (12) is sleeved on the outer wall of the shaft (8).

4. The fan module of claim 3, wherein: The bottom of the shaft (8) is provided with a snap ring (14), and the snap ring (14) is located below the gasket (12).

5. The fan module of claim 1, wherein: The middle of the iron shell (4) is provided with a through hole (22), and the top of the iron shell (4) is provided with a plurality of connecting holes (23).

6. The fan module of claim 1, wherein: The fan blade (5) is not in contact with the base (2), and the bottom end of the inner wall of the fan blade (5) is fixedly provided with a supporting piece (21).

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