CN219695721U

CN219695721U - Dustproof radiator fan

Info

Publication number: CN219695721U
Application number: CN202321014779.3U
Authority: CN
Inventors: 蔡冬平; 任建文; 王世彬
Original assignee: Shenzhen Li Neng Innovation Technology Co ltd
Current assignee: Shenzhen Li Neng Innovation Technology Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-09-15
Anticipated expiration: 2033-04-28

Abstract

The utility model provides a dustproof cooling fan, which comprises a fan shell with a double-layer structure made of stainless steel, wherein one side of the fan shell is connected with cooling fins, the fan shell, dustproof holes, dustproof net plates and lifting grooves are arranged to be used in a matched mode, double dust prevention is carried out through the dustproof net plates and the dustproof holes, the dustproof effect is greatly improved, when dust and sundries pass through the dustproof net plates, the dustproof net plates can be used for blocking and filtering the dust and sundries, the dust can be prevented from directly passing through the dustproof holes and entering the inside of the cooling fan, meanwhile, the dustproof net plates are lifted, so that the lifting grooves are reserved between the dustproof net plates and the dustproof holes, air circulation is facilitated, the dust can be prevented from being sucked again easily, a large amount of sticky dust is adhered on fan blades of the cooling fan, the rotation of a motor shaft is influenced by more dust, and the problem of the reduction of the cooling effect is solved.

Description

Dustproof radiator fan

Technical Field

The utility model belongs to the technical field of dust prevention of notebooks, and particularly relates to a dust prevention cooling fan.

Background

The notebook computer is a small portable personal computer and is usually 1-3 kg in weight. The development trend is that the volume is smaller and the weight is lighter, and the functions are more powerful.

The notebook computer has a narrow internal space, and various components have high performance and high load operation to bring more heat, so that the cooling fan has become an indispensable auxiliary tool. Most of the existing notebook computer cooling fans are arranged at the inner bottom of the notebook computer, dust-proof operation of the cooling fans is carried out, dust-proof holes are formed in a shell of each cooling fan, the existing dust-proof holes of the cooling fans are designed in an open mode, dust in air is easy to enter the cooling fans in the using process, a large amount of sticky dust is adhered to fan blades of the cooling fans, the rotation of a motor rotating shaft is affected by more dust, and therefore the cooling effect is reduced.

Accordingly, the present utility model has been made in view of the above circumstances, and an object of the present utility model is to provide a dustproof heat dissipation fan with improved practical value.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a dustproof heat dissipation fan, which is achieved by the following specific technical means:

the utility model provides a dustproof radiator fan, includes the fan casing that has bilayer structure that stainless steel made, one side of fan casing is connected with radiating fin, dustproof hole has been seted up on the surface of fan casing, the outside of dustproof hole is provided with dustproof otter board, dustproof otter board's mesh is less than dustproof hole's internal diameter size, raise the groove has been seted up to dustproof otter board's inside, dustproof otter board detachable laminating sets up in the surface of fan casing, the outside of dustproof otter board is close to the bottom and is connected with annular mounting panel, the annular channel with annular mounting panel assorted has been seted up on the surface of fan casing.

Further, a motor is arranged in the center of the inside of the fan shell, and a plurality of fan blades are connected to the output shaft end of the motor in an annular equidistant mode.

Further, the bottom of annular mounting panel is connected with the second annular magnet, the inside of ring channel is connected with first annular magnet, magnetism is inhaled between first annular magnet and the second annular magnet.

Further, four limit posts are distributed in the annular groove at equal intervals, the four limit posts extend to the outer side of the annular groove, and four limit jacks matched with the limit posts are formed in the annular mounting plate at equal intervals.

Further, the surface annular equidistant rotation of fan casing is provided with four torsional spring pivots, every all overlap in the torsional spring pivot and be equipped with the baffle, every the bottom of baffle all sets up with the top laminating of annular mounting panel.

Further, a plurality of assembly blocks are equidistantly distributed on the outer wall of the fan shell, and each assembly block is internally provided with an assembly hole.

Further, an air outlet is arranged at a position corresponding to the radiating fin on one side of the fan shell.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the fan shell, the dustproof holes, the dustproof mesh plate and the lifting groove are arranged for being matched, double dustproof is carried out through the dustproof mesh plate and the dustproof holes, so that the dustproof effect is greatly improved, and because the aperture of the dustproof mesh plate is smaller than that of the dustproof holes, when dust and sundries pass through the dustproof mesh plate, the dustproof mesh plate can be used for blocking and filtering the dust and sundries, the dust is prevented from directly passing through the dustproof holes and entering the inside of the cooling fan, meanwhile, the dustproof mesh plate is lifted, so that the lifting groove is reserved between the dustproof mesh plate and the dustproof holes, the ventilation is convenient, the dust mesh plate is prevented from being too close to the fan, the dust is easily sucked again, a large amount of sticky dust is prevented from adhering to the fan blade of the cooling fan, the rotation of the motor shaft is also influenced by more dust, and the problem of reducing the radiating effect is solved;

2. through setting up annular mounting panel, ring channel, first ring magnet, second ring magnet, spacing post, spacing jack, torsional spring pivot and baffle cooperation use, dustproof otter board detachable installs on the surface of fan casing, can regularly open notebook computer bottom to take off dustproof otter board, clear up it, simple structure, the simple operation need not complicated loaded down with trivial details mounting means, can satisfy operator's demand, increases user's use experience.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic perspective view showing the removal of the dust screen of the present utility model.

Fig. 3 is a schematic perspective view of the dust-proof screen of the present utility model.

Fig. 4 is an enlarged schematic view of fig. 3 a in accordance with the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. a fan housing; 2. a heat radiation fin; 3. dust-proof holes; 4. a motor; 5. a fan blade; 6. a dust-proof screen; 7. raising the trough; 8. an annular groove; 9. a first ring magnet; 10. an annular mounting plate; 11. a second ring magnet; 12. limiting jack; 13. a limit column; 14. a torsion spring rotating shaft; 15. a baffle; 16. a mounting block; 17. and (5) assembling holes.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1 to 4:

the utility model provides a dustproof cooling fan, which comprises a fan shell 1 with a double-layer structure made of stainless steel, wherein one side of the fan shell 1 is connected with cooling fins 2, dustproof holes 3 are formed in the surface of the fan shell 1, dustproof net plates 6 are arranged on the outer sides of the dustproof holes 3, meshes of the dustproof net plates 6 are smaller than the inner diameter of the dustproof holes 3, lifting grooves 7 are formed in the dustproof net plates 6, the dustproof net plates 6 are detachably attached to the surface of the fan shell 1, annular mounting plates 10 are connected to the outer sides of the dustproof net plates 6 close to the bottom, and annular grooves 8 matched with the annular mounting plates 10 are formed in the surface of the fan shell 1.

In other embodiments, the motor 4 is disposed in the center of the fan housing 1, a plurality of blades 5 are connected to the output shaft end of the motor 4 at equal intervals in a ring shape, and the motor 4 is started to drive the plurality of blades 5 to generate the required wind power by driving the motor 4, so as to perform heat dissipation treatment on the inside of the notebook computer.

In other embodiments, the bottom of the annular mounting plate 10 is connected with the second annular magnet 11, the internal connection of the annular groove 8 has the first annular magnet 9, and magnetism between the first annular magnet 9 and the second annular magnet 11 attracts mutually, utilizes magnetism between the first annular magnet 9 and the second annular magnet 11 to inhale mutually, increases the compactness when dustproof otter board 6 and annular mounting plate 10 are installed, makes it laminate more.

In other embodiments, four limit posts 13 are distributed in the annular groove 8 at equal intervals, the four limit posts 13 extend to the outer side of the annular groove 8, four limit jacks 12 matched with the limit posts 13 are formed in the annular mounting plate 10 at equal intervals, the four limit posts 13 and the four limit jacks 12 are used in a matched mode, stability of the dustproof screen 6 and the annular mounting plate 10 during mounting is improved, and the dustproof screen is limited.

In other embodiments, four torsion spring rotating shafts 14 are rotatably arranged on the surface of the fan housing 1 at equal intervals in an annular mode, a baffle 15 is sleeved on each torsion spring rotating shaft 14, the bottom of each baffle 15 is attached to the top of the annular mounting plate 10, and the elastic force of the torsion spring rotating shafts 14 is utilized to enable the baffle 15 to always support and press the annular mounting plate 10 to prevent the annular mounting plate 10 from being separated when the annular mounting plate 10 is mounted in the annular groove 8.

In other embodiments, a plurality of assembly blocks 16 are equidistantly distributed on the outer wall of the fan housing 1, and each assembly block 16 is provided with an assembly hole 17, and external threads penetrate through the assembly holes 17, so that the fan housing 1 can be mounted inside a notebook computer for heat dissipation.

In other embodiments, an air outlet is provided at a side of the fan housing 1 corresponding to the heat dissipation fins 2, and the heat dissipation fins 2 cooperate with the fan blades 5 to dissipate heat inside the notebook computer, so as to increase the heat dissipation effect.

Specific use and action of the embodiment:

in the utility model, the dustproof screen plate 6 is firstly arranged at the outer side of the dustproof hole 3, the baffle 15 does not block the annular groove 8 any more by rotating the torsion spring rotating shaft 14, the second annular magnet 11 of the annular mounting plate 10 is adsorbed on the first annular magnet 9 of the annular groove 8, the four limit posts 13 penetrate through the four limit jacks 12 on the annular mounting plate 10 to initially mount the dustproof screen plate 6, then the torsion spring rotating shaft 14 is loosened, when the annular mounting plate 10 is arranged in the annular groove 8 by utilizing the elasticity of the torsion spring rotating shaft 14, the baffle 15 always presses the annular mounting plate 10 to prevent the annular mounting plate from separating, the fan housing 1 can be arranged in the notebook computer to dissipate heat by penetrating the assembly hole 17 by utilizing the external threads, the starting motor 4 drives the fan blades 5 to generate required wind power by the driving of the motor 4 to dissipate heat in the notebook computer, before the fan blades 5 suck wind force from the dustproof holes 3, double dust prevention is carried out through the dustproof mesh plate 6 and the dustproof holes 3, the dustproof effect is greatly improved, and because the aperture of the dustproof mesh plate 6 is smaller than that of the dustproof holes 3, when dust and sundries pass through the dustproof mesh plate 6, the dust and sundries can be blocked and filtered by the dustproof mesh plate 6, the dust is prevented from directly passing through the dustproof holes 3 and entering the inside of the fan shell 1, meanwhile, the dustproof mesh plate 6 is lifted, a lifting groove 7 is reserved between the dustproof mesh plate 6 and the dustproof holes 3, air circulation is facilitated, the dust is prevented from being too close to the fan blades 5, dust is easily sucked again, a large amount of sticky dust is adhered on the fan blades 5 of the cooling fan, the rotation of a rotating shaft of the motor 4 is also prevented from being influenced by more dust, and the problem of reducing the radiating effect is solved;

when the novel anti-dust screen is not in operation, the bottom cover of the notebook computer can be regularly opened, the baffle 15 does not block the annular mounting plate 10 any more due to the rotation of the torsion spring rotating shaft 14, the second annular magnet 11 of the annular mounting plate 10 and the first annular magnet 9 of the annular groove 8 are separated, the anti-dust screen 6 is lifted upwards, the anti-dust screen 6 can be taken down, the novel anti-dust screen is cleaned, the novel anti-dust screen is simple in structure and convenient to operate, a complex and fussy mounting mode is not needed, the requirements of operators can be met, and the use experience of users is increased.

It should be noted that, the motor 4 is a device or apparatus existing in the prior art, or a device or apparatus that can be implemented in the prior art, and the power supply, the specific composition and the principle thereof are clear to those skilled in the art, and are common knowledge in the art, so they will not be described in detail.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A dustproof radiator fan, characterized in that: including fan casing (1) with bilayer structure that stainless steel was made, one side of fan casing (1) is connected with radiating fin (2), dustproof hole (3) have been seted up on the surface of fan casing (1), the outside of dustproof hole (3) is provided with dustproof otter board (6), the mesh size that is less than dustproof hole (3) of dustproof otter board (6), raise groove (7) have been seted up to the inside of dustproof otter board (6), the detachable laminating of dustproof otter board (6) sets up in the surface of fan casing (1), the outside of dustproof otter board (6) is close to the bottom and is connected with annular mounting panel (10), annular groove (8) with annular mounting panel (10) assorted have been seted up on the surface of fan casing (1).

2. The dustproof radiator fan of claim 1, wherein: the fan is characterized in that a motor (4) is arranged in the center of the inside of the fan shell (1), and a plurality of fan blades (5) are annularly and equidistantly connected to the output shaft end of the motor (4).

3. The dustproof radiator fan of claim 1, wherein: the bottom of annular mounting panel (10) is connected with second annular magnet (11), the internal connection of ring channel (8) has first annular magnet (9), magnetism is inhaled between first annular magnet (9) and second annular magnet (11).

4. The dustproof radiator fan of claim 1, wherein: four limit posts (13) are distributed in the annular equidistance of the inside of the annular groove (8), the four limit posts (13) extend to the outer side of the annular groove (8), and four limit jacks (12) matched with the limit posts (13) are formed in the annular equidistance of the annular mounting plate (10).

5. The dustproof radiator fan of claim 1, wherein: the surface annular equidistant rotation of fan casing (1) is provided with four torsional spring pivot (14), every all overlap on torsional spring pivot (14) and be equipped with baffle (15), every the bottom of baffle (15) all sets up with the top laminating of annular mounting panel (10).

6. The dustproof radiator fan of claim 1, wherein: a plurality of assembly blocks (16) are equidistantly distributed on the outer wall of the fan shell (1), and assembly holes (17) are formed in each assembly block (16).

7. The dustproof radiator fan of claim 1, wherein: an air outlet is arranged at a position corresponding to the radiating fin (2) on one side of the fan shell (1).