CN219529360U - Fan capable of increasing air inlet quantity - Google Patents

Abstract

The utility model provides a fan capable of increasing air intake, which comprises a lower shell, an upper shell, a driving motor, fan blades, a flexible lamp strip, RGBLED lamp beads and a light guide plate, wherein the upper shell is detachably arranged at the upper end part of the lower shell, a motor mounting bracket is arranged at the lower end part of the lower shell, a protective baffle which is sequentially connected end to end is convexly arranged on the upper end wall of the upper shell along the circumferential direction, a plurality of air intake grooves are concavely arranged on the upper end wall of the protective baffle along the circumferential direction, a first accommodating groove is concavely arranged on the upper end wall of the lower shell along the circumferential direction, the flexible lamp strip is embedded in the first accommodating groove, the RGBLED lamp beads are respectively arranged on the inner peripheral wall of the flexible lamp strip, a second accommodating groove is concavely arranged on the lower end wall of the upper shell along the circumferential direction, and the lower end part and the upper end part of the light guide plate are respectively embedded in the first accommodating groove and the second accommodating groove. The utility model can effectively increase the air inlet of the fan, improve the wind pressure, is convenient and quick to assemble, is firm and reliable, can emit cool and dazzling light, and has strong practicability.

Description

Fan capable of increasing air inlet quantity

Technical Field

The utility model belongs to the technical field of fans, and particularly relates to a fan capable of increasing air inlet.

Background

In order to prevent the blade from being damaged by hard objects, a circle of protective baffle is generally arranged at the upper end part of the air inlet of the cooling fan. However, the protection baffle of the existing radiator fan in the market at present mostly adopts closed structural design, and produces the effect of blocking to the air current, so, causes the fan intake insufficient, can influence the wind pressure of fan to most adopt the screw to fix between radiator fan's the last casing and the lower casing, lead to the fan assembly with dismantle the in-process need screw with the help of the instrument, assembly operation is loaded down with trivial details, and is inefficiency, and does not possess gorgeous light effect, lacks the interest.

Disclosure of Invention

The embodiment of the utility model aims to provide a fan capable of increasing air intake, so as to solve the technical problems that in the prior art, a protective baffle of a cooling fan mostly adopts a closed structural design, so that the air intake of the fan is insufficient, the wind pressure of the fan can be influenced, the assembly operation is complicated, the efficiency is low, the gorgeous light effect is not achieved, and the interestingness is lacked.

In order to achieve the above purpose, the technical scheme adopted by the embodiment of the utility model is as follows:

the utility model provides a fan of multiplicable intake, includes lower casing, last casing, driving motor, flabellum, flexible lamp area, RGB LED lamp pearl and light guide plate, it all is circular structure setting to go up casing and lower casing, go up casing detachably set up in the upper end of lower casing, the lower tip of lower casing is equipped with a motor installing support, driving motor set up in the upper end in the middle of motor installing support, the flabellum rotationally set up in lower casing and the last casing, the flabellum with driving motor's output shaft, the upper end wall of last casing is equipped with a protective shield that head and tail connected gradually along the circumferencial direction is protruding, protective shield's upper end wall is equipped with a plurality of air inlet grooves along the circumferencial direction concave, the upper end wall of lower casing is equipped with a first accommodation groove along the circumferencial direction concave, RGB LED lamp pearl set up respectively in on the inner peripheral wall of flexible lamp area, the lower end wall of last casing is equipped with a second accommodation groove along the circumferencial direction concave groove, the second circumference setting up end and the mounting panel down, the mounting panel is equipped with a plurality of circumference grooves down.

Optionally, the periphery wall of last casing is equipped with a plurality of elasticity buckle arms along the vertical protruding of circumferencial direction, elasticity buckle arms are located respectively the both sides setting of mounting panel, the both sides wall of the rear end portion of mounting panel is concave respectively to be equipped with a spacing groove that extends along width direction, the lower tip of elasticity buckle arm is detachably inlayed respectively and is located the spacing inslot sets up, the inside wall of the lower tip of elasticity buckle arm is protruding respectively and is equipped with a pothook, the lower end wall of spacing groove is concave respectively to be equipped with a buckle groove, the pothook respectively with the fixed connection can be dismantled in the buckle groove.

Optionally, the cross sections of the upper end part of the light guide plate and the second accommodating groove are arranged in a triangular structure with a large bottom and a small top.

Optionally, two side walls of the lower end part of the light guide plate are respectively provided with a limiting plate in a protruding mode, and the upper end wall of the lower shell and the lower end wall of the lower shell are respectively in butt joint with the limiting plates.

Optionally, the upper end wall of the light guide plate is uniformly provided with a plurality of bosses at intervals along the circumferential direction.

Optionally, the periphery wall of mounting panel all is circular arc curved surface structure setting.

By adopting the technical scheme provided by the embodiment of the utility model, the method has at least the following technical effects or advantages: the fan capable of increasing the air inlet quantity provided by the embodiment of the utility model comprises the following steps that 1, the upper end wall of the upper shell is convexly provided with the protective baffle which is sequentially connected end to end along the circumferential direction, the upper end wall of the protective baffle is concavely provided with a plurality of air inlet grooves along the circumferential direction, so that air flow can enter from the side surface, and the protective baffle can prevent the fan blades from being damaged by hard objects, thereby effectively increasing the air inlet quantity of the fan and improving the air pressure while protecting the fan blades; 2. the inner side walls of the lower end parts of the elastic buckling arms are respectively provided with the clamping hooks in a protruding mode, the lower end walls of the limiting grooves are respectively provided with the buckling grooves in a concave mode, and the clamping hooks are respectively and fixedly connected with the buckling grooves in a detachable mode, so that the upper shell and the lower shell are assembled and disassembled conveniently and quickly, and screws do not need to be screwed by means of tools; 3. the upper end wall through lower casing is equipped with a first accommodation groove along the circumferencial direction is concave, and flexible lamp area inlays and locates first accommodation groove in setting, and RGB LED lamp pearl sets up respectively on flexible lamp area's inner peripheral wall, and the lower end wall of upper casing is equipped with a second accommodation groove along the circumferencial direction is concave, and the lower tip and the upper end of light guide plate inlay respectively and locate in first accommodation groove and the second accommodation groove to make the fan when radiating, can send cool dazzling light, increased the interest, the practicality is strong.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of a perspective structure of a fan capable of increasing air intake according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a fan with increased air intake according to an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of a fan with increased air intake

FIG. 4 is a schematic diagram of an exploded structure of a fan with increased air intake according to an embodiment of the present utility model;

fig. 5 is a schematic structural diagram of a lower casing of a fan capable of increasing air intake according to an embodiment of the present utility model;

fig. 6 is a schematic structural diagram of a light guide plate of a fan capable of increasing air intake according to an embodiment of the present utility model.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", or a third "may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The following describes in more detail the specific implementation of the present utility model in connection with specific embodiments:

referring to fig. 1 to 6, the embodiment of the utility model provides a fan capable of increasing air intake, which comprises a lower housing 101, an upper housing 102, a driving motor 103, fan blades 104, a flexible light belt 105, RGB LED light beads 106 and a light guide plate 107, wherein the upper housing and the lower housing are arranged in a circular structure, the upper housing is detachably arranged at the upper end part of the lower housing, the lower end part of the lower housing is provided with a motor mounting bracket 108, the driving motor is arranged at the upper end part of the middle of the motor mounting bracket, the fan blades are rotatably arranged in the lower housing and the upper housing, the fan blades are connected with an output shaft of the driving motor, a protective baffle 1021 which is sequentially connected from head to tail is convexly arranged on the upper end wall of the upper housing along the circumferential direction, and a plurality of air intake grooves 1022 are concavely arranged on the upper end wall of the protective baffle along the circumferential direction, so that air flow can enter from the side, thereby effectively increasing the air intake of the fan and improving the wind pressure while protecting the fan blades; the upper end wall of the lower shell is concavely provided with a first accommodating groove 1011 along the circumferential direction, the flexible lamp strip is embedded in the first accommodating groove, the RGB LED lamp beads are respectively arranged on the inner circumferential wall of the flexible lamp strip, the lower end wall of the upper shell is concavely provided with a second accommodating groove (not shown) along the circumferential direction, the lower end part and the upper end part of the light guide plate are respectively embedded in the first accommodating groove and the second accommodating groove, the outer circumferential wall of the lower shell is convexly provided with a plurality of mounting plates 1012 along the circumferential direction, and the mounting plates are respectively concavely provided with a mounting hole 1013.

Referring to fig. 4, in this embodiment, a plurality of elastic fastening arms 1023 are vertically protruding from the outer peripheral wall of the upper housing along the circumferential direction, the elastic fastening arms are respectively disposed on two sides of the mounting board, two side walls of the rear end portion of the mounting board are respectively concavely provided with a limiting groove 1014 extending along the width direction, the lower end portions of the elastic fastening arms are respectively detachably embedded in the limiting grooves, the inner side walls of the lower end portions of the elastic fastening arms are respectively convexly provided with a fastening hook 1024, the lower end walls of the limiting grooves are respectively concavely provided with a fastening groove 1015, and the fastening hooks are respectively detachably and fixedly connected with the fastening grooves, so that the assembly and the disassembly between the upper housing and the lower housing are more convenient and quick without screwing screws by means of tools.

Referring to fig. 3, in the present embodiment, the upper end portion of the light guide plate and the cross section of the second accommodating groove are both in a triangular structure with a lower size, the light guide plate is in a wedge structure, so that the light is emitted from the front surface of the light guide plate, the wedge light guide plate is beneficial to breaking total reflection, the condition of breaking total reflection is broken by the change of the shape of the light guide plate, when the light propagates through the wedge light guide plate, the incident angle of the light decreases with increasing reflection times until the incident angle is smaller than a critical angle, the light will exit the light guide plate, and the light intensity far from the light source end is weaker, so that the thickness of the general light guide plate at the far end surface is thinner, and the thickness near the light source end is thicker.

Referring to fig. 3 and 6, in the present embodiment, two side walls of the lower end portion of the light guide plate 107 are respectively provided with a limiting plate 1071, and an upper end wall of the lower housing and a lower end wall of the lower housing are respectively disposed in abutment with the limiting plates, so as to limit the light guide plate, so that the assembly of the light guide plate is more convenient, and is firm and reliable.

Referring to fig. 6, in the present embodiment, a plurality of bosses 1072 are uniformly and alternately arranged on the upper end wall of the light guide plate along the circumferential direction, the light guide plate plays a role in guiding light emitted by the RGB LED lamp beads out, and the light emitting efficiency is high, and the bosses can homogenize the light to achieve the effect of uniform light emission.

Referring to fig. 1, in the present embodiment, the outer peripheral walls of the mounting plates are all disposed in a circular arc curved surface structure.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (6)

1. The utility model provides a fan of multiplicable intake, its characterized in that, including lower casing, last casing, driving motor, flabellum, flexible lamp area, RGBLED lamp pearl and light guide plate, it all is ring column structure setting to go up casing and lower casing, go up casing detachably set up in the upper end of casing down, the lower tip of casing is equipped with a motor installing support, driving motor set up in the upper end in the middle of motor installing support, the flabellum rotationally set up in casing down and the last casing, the flabellum with driving motor's output shaft, the upper end wall of last casing is followed the protruding guard flap that is connected gradually of circumference direction, guard flap's upper end wall is followed circumference direction concave and is equipped with a plurality of air inlet grooves, the upper end wall of lower casing is followed circumference direction concave and is equipped with a first accommodation groove, flexible lamp area is inlayed and is located the setting in the first accommodation groove, LED lamp pearl set up respectively in on the inner peripheral wall of flexible lamp area, the lower end wall is equipped with a second accommodation groove and is followed circumference direction setting up in the mounting panel down.

2. The fan with increased air intake of claim 1, wherein the outer peripheral wall of the upper housing is vertically provided with a plurality of elastic fastening arms in a protruding manner along the circumferential direction, the elastic fastening arms are respectively located at two sides of the mounting plate, two side walls of the rear end of the mounting plate are respectively provided with a limiting groove extending along the width direction in a recessed manner, the lower end parts of the elastic fastening arms are respectively and detachably embedded in the limiting grooves, the inner side walls of the lower end parts of the elastic fastening arms are respectively provided with a fastening hook in a protruding manner, and the lower end walls of the limiting grooves are respectively provided with a fastening groove in a recessed manner, and the fastening hooks are respectively and detachably fixedly connected with the fastening grooves.

3. The fan of claim 1, wherein the cross sections of the upper end portion of the light guide plate and the second accommodating groove are all in a triangle structure with a large bottom and a small top.

4. The fan of claim 1, wherein two side walls of the lower end of the light guide plate are respectively provided with a limiting plate in a protruding manner, and the upper end wall of the lower housing and the lower end wall of the lower housing are respectively in abutting connection with the limiting plates.

5. The fan of claim 1, wherein the upper end wall of the light guide plate is provided with a plurality of bosses at regular intervals along the circumferential direction.

6. The fan of claim 1, wherein the peripheral walls of the mounting plates are each configured in a curved arc configuration.