CN223411058U - A supercharged mixed flow fan with a flexible shape - Google Patents
A supercharged mixed flow fan with a flexible shapeInfo
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- CN223411058U CN223411058U CN202422742438.9U CN202422742438U CN223411058U CN 223411058 U CN223411058 U CN 223411058U CN 202422742438 U CN202422742438 U CN 202422742438U CN 223411058 U CN223411058 U CN 223411058U
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- fan
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Abstract
本实用新型涉及风扇技术领域，公开了一种可弯曲造型的增压混流风扇，包括：风扇头，支架以及变形条组件；风扇头包括第一壳体、第二壳体、第一电机以及扇叶；第一壳体包括第一外圈、电机安装座以及第一加压片；第一电机设置在电机安装座上；扇叶设置在第一电机的输出端上；第一外圈内壁、第一加压片与电机安装座形成第一增速风道；第二壳体包括第二外圈、增压座以及第二加压片；第二外圈内壁、第二加压片与增压座形成第二增速风道；以使气流经过所述第一增速风道、所述第二增速风道增速后加大风量以及送风距离。
The utility model relates to the technical field of fans and discloses a pressurized mixed flow fan with a flexible shape, comprising: a fan head, a bracket and a deformation strip assembly; the fan head comprises a first shell, a second shell, a first motor and fan blades; the first shell comprises a first outer ring, a motor mounting seat and a first pressure plate; the first motor is arranged on the motor mounting seat; the fan blades are arranged on the output end of the first motor; the inner wall of the first outer ring, the first pressure plate and the motor mounting seat form a first speed-increasing air duct; the second shell comprises a second outer ring, a supercharging seat and a second pressure plate; the inner wall of the second outer ring, the second pressure plate and the supercharging seat form a second speed-increasing air duct; so that the airflow increases the air volume and the air supply distance after passing through the first speed-increasing air duct and the second speed-increasing air duct.
Description
Technical Field
The utility model relates to the technical field of fans, in particular to a bendable pressurized mixed flow fan.
Background
The fan is a household appliance which uses a motor to drive fan blades to rotate so as to accelerate air circulation, is mainly used for cooling and relieving summer heat and circulating air, and is widely used in places such as families, classrooms, offices and the like.
The air outlet mode of the fan adopted in the market at present is an axial flow fan, and the axial flow fan is characterized in that the air inlet and the air outlet form the same direction, and the direction of the axis of the center of the fan is usually along. In practical use, the pressure is low, so that the air supply distance is short, especially the use of the desktop fans is more obvious, and meanwhile, due to the problem of limitation of application scenes, some desktop fans cannot be connected to scenes of some pipe fittings, so that the applicability is poor, and the wide use is not facilitated.
Improvements in this regard are needed.
Disclosure of utility model
The utility model solves the technical problem of providing a bendable pressurized mixed flow fan aiming at the defects in the prior art so as to solve the problems in the background art.
In order to solve the technical problems, the technical scheme adopted by the utility model is that the pressurizing mixed flow fan comprises a fan head used for generating air flow, a bracket used for supporting the fan head and a deformation strip assembly used for being fixedly connected with the outside in a bending way, wherein at least one part of the bracket is hinged with the fan head, the deformation strip assembly is connected with the bracket, the fan head comprises a first shell, a second shell, a first motor and fan blades, the first shell is positioned at an air inlet end, the first shell comprises a first outer ring, a motor mounting seat and more than one first pressurizing sheet, the first motor is arranged on the motor mounting seat, the fan blades are arranged at the output end of the first motor, the first pressurizing sheet is distributed on the inner wall of the first outer ring and is connected with the periphery edge of the motor mounting seat in an extending way, the first accelerating air channel is formed by the first pressurizing sheet, the first accelerating air channel is increased by the first pressurizing sheet, the first motor and the fan blades, the first shell is positioned at the air inlet end, the first shell comprises the second outer ring, the second accelerating sheet is formed by the second pressurizing sheet is arranged at the periphery of the second outer ring, the second pressurizing sheet is connected with the second pressurizing sheet by the second pressurizing sheet, the second pressurizing sheet is arranged at the periphery of the second pressurizing sheet, the second pressurizing sheet is formed at the periphery of the second pressurizing sheet, and the second pressurizing sheet is arranged at the periphery of the second pressurizing sheet, the first motor drives the fan blades to rotate to generate negative pressure at the air inlet end so as to guide air flow to the first accelerating air duct, the air flow is pressurized and guided to the second accelerating air duct through the first pressurizing sheet on the first outer ring, and the air flow is pressurized and blown out through the second pressurizing sheet in the second accelerating air duct so as to increase air quantity and air supply distance after the air flow passes through the first accelerating air duct and the second accelerating air duct to accelerate.
Further, a first transition surface which is radially enlarged from the air inlet direction to the air outlet direction is arranged at the circumferential position of the motor mounting seat, a second transition surface which is radially enlarged from the air inlet direction to the air outlet direction is arranged at the circumferential position of the pressurizing seat, and the first transition surface and the second transition surface are arranged in a manner of being attached to each other to form a cambered surface or an inclined surface which is uniformly transited so as to guide the air flow.
Further, a third transition surface which radially contracts from the air inlet direction to the air outlet direction is arranged on the second outer ring close to the air outlet direction, and the third transition surface and the second transition surface are pressurized by focusing air flow.
Further, the first pressurizing sheet is clockwise or anticlockwise distributed from the air inlet end to the air outlet end, so that the first pressurizing sheet of the first speed-increasing air duct guides air flow clockwise or gathers air flow reversely to the second speed-increasing air duct, and the second pressurizing sheet is anticlockwise or clockwise distributed from the air inlet end to the air outlet end, so that the second pressurizing sheet blows out air flow reversely or clockwise, and the effect of pressurizing and gathering air flow is achieved.
Further, the first motor comprises a stator and a rotor, the stator is fixed on the motor mounting seat, the rotor is arranged on the fan blade, and the rotor is sleeved on the stator.
Further, the motor mounting seat is provided with a convex column which extends along the axial direction and is hollow in the interior; the fan blade comprises a hub part and blades uniformly arranged on the outer peripheral surface of the hub part, wherein the hub part is provided with a containing part which is concavely arranged inwards, the stator comprises an iron core which is inserted on the convex column and a coil which is wound on the iron core, the rotor comprises a rotating shaft which is axially arranged on the containing part and a magnetic ring which is attached to the radial inner wall of the containing part, and the rotating shaft is inserted in the convex column.
Further, a face cover is arranged on one side, close to the air outlet end, of the supercharging seat, an installation space is reserved between the face cover and the supercharging seat, a digital display panel is arranged in the installation space, and the digital display panel is used for displaying and/or controlling parameters.
The air inlet grille comprises an air inlet grille body, wherein the air inlet grille body is provided with a hollow accommodating part along an air inlet end to an air outlet end, at least one part of the accommodating part extends to the first shell or the second shell so as to form a package of the first shell or the second shell or form an accommodating part accommodated in the first shell or the second shell.
Further, the deformation strip assembly comprises a base block arranged on the support and supporting legs connected with the base block, wherein more than one supporting leg is arranged on the base block, mounting hole sites are formed in the base block, and one ends of the supporting legs are embedded in the mounting hole sites.
Further, a battery is included for powering the electronic components.
Compared with the prior art, the utility model has the beneficial effects that:
1. the deformation strip assembly is arranged on the fan, the shape of the deformation strip assembly can be changed under the action of external force, the deformation strip assembly can be placed on a tabletop or wound on a pipe fitting, the deformation strip assembly can be suitable for various scenes, the applicability is better, and meanwhile, the deformation strip is hinged with the fan head through the bracket, so that the air outlet direction of the fan head can be conveniently adjusted.
2. The fan head adopts a double speed-increasing air duct, when the air flow passes through the first speed-increasing air duct, a first pressurizing sheet arranged on the first speed-increasing air duct causes the radial ventilation area to be reduced so as to pressurize the air flow, meanwhile, the first speed-increasing air duct is positioned at the air inlet end, thereby sucking and gathering ambient air and increasing the air quantity, and when the air flow passes through the second speed-increasing air duct, a second pressurizing sheet arranged on the second speed-increasing air duct causes the radial ventilation area to be reduced so as to further pressurize and blow out the air flow at the second section, thereby increasing the air quantity and the air supply distance of the air flow.
Drawings
Fig. 1 is a schematic diagram of the structure of the present utility model.
Fig. 2 is a schematic view of another angular structure of the present utility model.
Fig. 3 is a schematic diagram of an exploded construction of the present utility model.
Fig. 4 is a schematic view of an exploded construction of a fan head.
Fig. 5 is a schematic view of the first housing structure.
Fig. 6 is a schematic view of a second housing structure.
Fig. 7 is a schematic cross-sectional view of a fan head.
Fig. 8 is a schematic cross-sectional view of a fan head.
Fig. 9 is a schematic view of a fan blade.
FIG. 10 is a schematic view of a rotor and fan blade configuration.
Fig. 11 is a schematic structural view of a stator.
Fig. 12 is a schematic view of the structure of the air inlet grill.
Fig. 13 is a schematic structural view of a deformation bar assembly.
The air conditioner comprises the following components of 1, a fan head, 2, a bracket, 3, a deformation strip component, 4, a first shell, 5, a second shell, 6, a first motor, 7, a fan blade, 8, a first outer ring, 9, a motor mounting seat, 10, a first pressurizing sheet, 11, a first speed increasing air duct, 12, a second outer ring, 13, a pressurizing seat, 14, a second pressurizing sheet, 15, a second speed increasing air duct, 16, a first transition surface, 17, a second transition surface, 18, a third transition surface, 19, a stator, 20, a rotor, 21, a convex column, 22, a hub part, 23, a blade, 24, a containing part, 25, an iron core, 26, a coil, 27, a rotating shaft, 28, a magnetic ring, 29, a surface cover, 30, a digital display panel, 31, an air inlet grille, 32, a containing part, a base block, 34, a supporting leg, 35, a mounting part, 36 and a battery.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings.
The embodiments described by referring to the drawings are exemplary and intended to be illustrative of the application and are not to be construed as limiting the application. In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present application and simplifying 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 application. Furthermore, the terms "first," "second," and the like, 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" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a number", "a plurality" or "a plurality" is two or more, unless specifically defined otherwise. In the present application, 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 connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances. In the present application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.
As shown in the figure, a bendable pressurized mixed flow fan is provided, which comprises a fan head 1 for generating air flow, a bracket 2 for supporting the fan head 1 and a deformation strip assembly 3 for being fixedly connected with the outside in a bending way; wherein at least a part of the bracket 2 is hinged with the fan head 1, and the deformation strip assembly 3 is connected with the bracket 2; the fan head 1 comprises a first shell 4, a second shell 5, a first motor 6 and fan blades 7, wherein the first shell 4 is positioned at an air inlet end, the first shell 4 comprises a first outer ring 8, a motor mounting seat 9 and more than one first pressurizing sheet 10, the first motor 6 is arranged on the motor mounting seat 9, the fan blades 7 are arranged at an output end of the first motor 6, the first pressurizing sheet 10 is distributed on the inner wall of the first outer ring 8 and is connected with the peripheral edge of the motor mounting seat 9 in an extending manner, a first air duct 11 is formed by the inner wall of the first outer ring 8, the first pressurizing sheet 10 and the motor mounting seat 9, the first accelerating air duct 11 is increased by the first pressurizing sheet 10 to reduce the radial ventilation area to form an air flow pressurizing accelerating speed, the second shell 5 is arranged on the air outlet end of the first shell 4, the second shell 5 comprises a second outer ring 12, a pressurizing seat 13 and more than one second pressurizing sheet 14, the second accelerating speed is distributed on the inner wall of the first outer ring 8 and is increased by the second pressurizing sheet 10 and is connected with the second outer ring 14 by the second pressurizing sheet 14 to form a radial accelerating air duct 15, the second accelerating speed increasing speed is increased by the second pressurizing sheet 14 and is increased by the second pressurizing sheet 13 and is increased by the second pressurizing sheet 14 to form a radial accelerating speed increasing speed by the second pressurizing sheet 14 and the second pressurizing sheet 14 through the second accelerating speed increasing speed, the first motor 6 drives the fan blades 7 to rotate to generate negative pressure at an air inlet end so as to guide air flow to the first speed increasing air duct 11, the air flow is pressurized and guided to the second speed increasing air duct 15 through the first pressurizing sheet 10 on the first outer ring 8, and the air flow is pressurized and blown out in the second speed increasing air duct 15 through the second pressurizing sheet 14, so that the air flow is accelerated through the first speed increasing air duct 11 and the second speed increasing air duct 15, and then the air quantity and the air supply distance are increased.
In view of the technical problems described in the background art, a bendable pressurized mixed flow fan is provided, which mainly comprises a fan head 1, a bracket 2 and a deformation strip assembly 3.
The bracket 2 can be selected to be U-shaped or V-shaped, at least one part of the bracket 2 is hinged with the fan head 1, preferably, when the U-shaped structure is adopted, two ends of the bracket 2 are respectively hinged with two sides of the fan head 1. When in use, the fan head 1 can rotate relative to the bracket 2 under the action of external force, thereby adjusting the air outlet direction of the fan head 1.
The deformation bar component 3 is mainly made of deformable materials, such as metal materials or nonmetal materials of iron, aluminum and the like, and has the main function of changing the shape under the action of external force so as to meet different use scenes. For example, in the desktop scene, the deformation strip assembly 3 can be changed into a structure with a placing function, for example, in the pipe fitting scene, the deformation strip assembly 3 can be wound on a pipe fitting to be installed and fixed, for example, a user bends the deformation strip assembly 3 into different shapes according to own thought requirements, and the change in shape is achieved.
On the fan head 1, it is used for driving the generation of an air flow. The fan head 1 mainly comprises a first housing 4, a second housing 5, a first motor 6 and fan blades 7.
As shown in the figure, for the first housing 4 includes a motor mounting seat 9, a first pressurizing sheet 10 and a first outer ring 8, the motor mounting seat 9 and the first outer ring 8 may be integrally formed or be independent components, the motor mounting seat 9 may be disposed at an air inlet end position or an air outlet end position of the first outer ring 8, as a practical technical manner, the motor mounting seat 9 and the first outer ring 8 are integrally formed and the motor mounting seat 9 is disposed at an air outlet end of the first outer ring 8, the first pressurizing sheet 10 may be uniformly distributed or unevenly distributed between the first outer ring 8 and the motor mounting seat 9, preferably, the first pressurizing sheet 10 is in a uniformly distributed form of circumference, due to the existence of the first pressurizing sheet 10, the radial ventilation area of the airflow passing through the first outer ring 8 becomes smaller, and the first housing 4 is disposed at the air inlet end, the airflow can gather the surrounding airflow, so as to increase the air quantity, and meanwhile, the airflow is pressurized, so as to increase the airflow speed.
As shown in the drawing, the second housing 5 includes a second outer ring 12, a pressurizing seat 13, and a second pressurizing sheet 14, where the second outer ring 12, the pressurizing seat 13, and the second pressurizing sheet 14 may be integrally formed or formed as separate components, preferably, the second outer ring 12, the pressurizing seat 13, and the second pressurizing sheet 14 are integrally formed, the second housing 5 may be integrally formed with the first housing 4 or formed as separate components, and the second pressurizing sheet 14 may be uniformly distributed or unevenly distributed between the second outer ring 12 and the pressurizing seat 13, preferably, the second pressurizing sheet 14 is uniformly distributed circumferentially. The presence of the second pressurizing sheet 14 in the second speed-increasing air duct 15 causes the radial ventilation area of the air flow passing through the second outer ring 12 to become smaller, further pressurizing the air flow, and increasing the air flow speed.
By arranging the double speed-increasing air duct mode, when the air flows through the first speed-increasing air duct 11, the radial ventilation area of the first pressurizing sheet 10 arranged on the first speed-increasing air duct 11 is reduced, so that the air flow is pressurized, meanwhile, the first speed-increasing air duct 11 is positioned at the air inlet end, ambient air can be sucked and collected, the air quantity is increased, when the air flows through the second speed-increasing air duct 15, the radial ventilation area of the second pressurizing sheet 14 arranged on the second speed-increasing air duct 15 is reduced, the air flow is further pressurized and blown out in the second section, and the air quantity and the air supply distance are increased.
The reference diagram shows that a first transition surface 16 which is radially enlarged along the air inlet direction to the air outlet direction is arranged at the circumferential position of the motor mounting seat 9, a second transition surface 17 which is radially enlarged along the air inlet direction to the air outlet direction is arranged at the circumferential position of the pressurizing seat 13, and the first transition surface 16 and the second transition surface 17 are arranged in a manner of being attached to each other to form a cambered surface or an inclined surface which is uniformly transited so as to guide the air flow.
In a preferred embodiment, the outer peripheral surface of the motor mount 9 is provided with a first transition surface 16 from the air inlet direction to the air outlet direction, and the outer peripheral surface of the booster mount 13 is provided with a second transition surface 17 from the air inlet direction to the air outlet direction. The first transition surface 16 and the second transition surface 17 are radially enlarged and arranged next to each other in the direction from the inlet to the outlet. Through the structure, the first transition surface 16 and the second transition surface 17 are attached to form an arc surface form or an inclined surface form, no gap exists between the first transition surface 16 and the second transition surface 17, on one hand, in the air flow blowing process, air is guided to be blown out through the first transition surface 16 and the second transition surface 17, due to the radially enlarged structure, air flow can be pressurized, air pressure of the air flow is increased, air supply distance is increased, and on the other hand, due to the fact that the first transition surface 16 and the second transition surface 17 are attached to each other, air noise can be reduced, and air flow is guided to be blown out
Further, a third transition surface 18 radially shrinking from the air inlet direction to the air outlet direction is arranged on the second outer ring 12 near the air outlet direction, and the third transition surface 18 and the second transition surface 17 supercharge the airflow for gathering wind.
The second outer ring 12 is provided with a third transition surface 18 which is radially contracted on the inner wall close to the air outlet direction, the third transition surface 18 can be an arc surface or an inclined surface, and in the structure, the second transition surface 17 is radially enlarged, the third transition surface 18 is radially contracted to form a necking shape, and when the air flow passes through the second transition surface 17 and the third transition surface 18, the air flow is pressurized, the air pressure of the air flow is increased, and the air supply distance is increased.
As shown in the figure, the first pressurizing sheet 10 is disposed clockwise or counterclockwise from the air inlet end to the air outlet end, so that the first pressurizing sheet 10 of the first speed-increasing air duct 11 guides the air flow clockwise or gathers the air flow reversely to the second speed-increasing air duct 15, and the second pressurizing sheet 14 is disposed counterclockwise or clockwise from the air inlet end to the air outlet end, so that the second pressurizing sheet 14 blows the air flow reversely or clockwise, thereby achieving the effect of gathering the air flow pressurization.
In one embodiment, the first pressurizing sheet 10 adopts a clockwise arrangement mode and the second pressurizing sheet 14 adopts a counterclockwise arrangement mode, because the air flow is driven by the fan blades 7 to centrifugally move along the peripheral direction of the fan blades 7, the arrangement direction of the first pressurizing sheet 10 of the first accelerating air duct 11 is opposite to the movement direction of the air flow, the air flow flowing in the peripheral direction is collected by the first pressurizing sheet 10 to change the flow direction of the air flow, the air flow flowing through the first accelerating air duct 11 is guided to the second accelerating air duct 15, the second pressurizing sheet 14 of the second accelerating air duct 15 adopts a counterclockwise arrangement mode, and the counterclockwise arrangement mode of the second pressurizing sheet 14 is the same as the movement direction of the air flow, so that the second pressurizing sheet 14 guides the air flow after collecting the air flow, and the air flowing through the second accelerating air duct 15 is blown out in the front. Avoiding the air flow from dispersing and blowing out to cause air quantity loss, the effect of wind gathering and pressurization is achieved.
In another embodiment, the first pressurizing sheet 10 adopts a clockwise arrangement mode and the second pressurizing sheet 14 adopts a clockwise arrangement mode, and because the air flow is driven by the fan blades 7 to centrifugally move along the peripheral direction of the fan blades 7, the first pressurizing arrangement direction of the first accelerating air duct 11 is the same as the moving direction of the air flow, the first pressurizing sheet 10 guides and pressurizes the air moving to the peripheral direction, and because the clockwise arrangement mode of the second pressurizing sheet 14 is opposite to the moving direction of the air flow, the second pressurizing sheet 14 can gather air to change the flowing direction of the air flow, so that the air flow can be in a front blowing-out mode when being blown out, the scattered blowing-out of the air flow is avoided, and the air quantity loss is caused.
Referring to the drawings, the first motor 6 includes a stator 19 and a rotor 20, the stator 19 is fixed on the motor mounting base 9, the rotor 20 is disposed on the fan blade 7, and the rotor 20 is sleeved on the stator 19. In practice, the first motor 6 may take the form of a brushed motor or a brushless motor.
The motor mounting seat 9 is provided with a convex column 21 which extends along the axial direction and is hollow in the interior, the fan blade 7 comprises a hub part 22 and blades 23 which are uniformly arranged on the outer circumferential surface of the hub part 22, the hub part 22 is provided with a containing part 24 which is concavely arranged inwards, the stator 19 comprises an iron core 25 which is inserted into the convex column 21 and a coil 26 which is wound on the iron core 25, the rotor 20 comprises a rotating shaft 27 which is axially arranged in the containing part 24 and a magnetic ring 28 which is attached to the radial inner wall of the containing part 24, and the rotating shaft 27 is inserted into the convex column 21.
Preferably, as an implementation technical scheme, the first motor 6 adopts an external rotor brushless motor, in terms of structure, the hub 22 of the fan blade 7 is provided with the accommodating part 24, the fan blade 7 is used as the installation position of the rotor 20, the magnetic ring 28 and the rotating shaft 27 of the rotor 20 are arranged at the position of the accommodating part 24, so that the structure can be optimized, the number of components is saved, meanwhile, the motor installation seat 9 is provided with the hollow convex column 21, the rotating shaft 27 is convenient to insert into the convex column 21 for positioning, meanwhile, the iron core 25 and the coil 26 of the stator 19 can be sleeved on the convex column 21 for positioning, the driving of the fan blade 7 is realized through the designed external rotor structure, the structure can be more compact, the number of components is saved, and the cost is reduced.
The side of the pressurizing seat 13, which is close to the air outlet end, is provided with a face cover 29, an installation space is reserved between the face cover 29 and the pressurizing seat, a digital display panel 30 is arranged in the installation space, and the digital display panel 30 is used for displaying and/or controlling parameters.
The pressurizing seat 13 is provided with an installation space, and the digital display panel 30 is arranged in the installation space, and the digital display panel 30 can be designed to control the rotation of the first motor 6, display the capacity of the battery 36 and the like. In use, the power supply mode can be performed by using the external power line, the user can perform driving control through the digital display panel 30, or the power supply mode of the battery 36 can be built in, preferably, the booster seat 13 can be built in the battery 36, and meanwhile, the digital display panel 30 can display the electric quantity of the battery 36.
As shown in the figure, the air inlet grille 31 comprises an air inlet grille 31, and a hollow accommodating part 32 is arranged along the air inlet end to the air outlet end, at least one part of the accommodating part 32 extends to the first shell 4 or the second shell 5, so as to form a package of the first shell 4 or the second shell 5, or form a package of the first shell 4 or the second shell 5.
The air inlet grille 31 is added, the air inlet grille 31 is of a hollow structure to form the accommodating part 32, the air inlet grille 31 can be arranged on one side of the first shell 4, in a first implementation, the air inlet grille 31 can accommodate the first shell 4 and the second shell 5 through the accommodating part 32, in a second implementation, the air inlet grille 31 can accommodate the first shell 4 through the accommodating part 32, in a third implementation, the accommodating part 32 of the air inlet grille 31 can be accommodated in the first shell 4 and the second shell 5, and in a fourth implementation, the accommodating part 32 of the air inlet grille 31 can be accommodated in the first shell 4. Preferably, the fourth embodiment is adopted in the present utility model, and the air inlet grill 31 is used to block foreign matters from entering the inside of the fan head 1.
As shown in the figure, the deformation strip assembly 3 comprises a base block 33 arranged on the support 2 and more than one supporting leg 34 connected with the base block 33, wherein the base block 33 is provided with a mounting hole site 35, and one end of the supporting leg 34 is embedded in the mounting hole site 35.
In practice, the structure of the deformation bar assembly 3 can be implemented, the base block 33 can be fixed with the support 2 by adopting a screw fixing mode, one or more types of the supporting legs 34 can be selected, the number of the supporting legs 34 is not limited, and in this implementation, three supporting legs 34 are selected. The base block 33 is provided with mounting holes 35 for mounting the legs 34. In use, one end of the leg 34 is positioned in the mounting hole 35, and one end of the leg 34 can rotate in the mounting hole 35. In use, the user can bend and deform the legs 34 according to the use scene to meet the requirement
The battery 36 is used for supplying power to the electronic components, the battery 36 can be internally or externally arranged, and the battery 36 is preferably internally arranged in the supercharging seat 13.
The above description should not be taken as limiting the scope of the utility model, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model still fall within the scope of the technical solutions of the present utility model.
Claims (10)
1. A flexible molded booster mixed flow fan comprising:
A fan head for generating air flow, a bracket for supporting the fan head and a deformation strip assembly for being fixedly connected with the outside in a bending way;
Wherein at least a portion of the bracket is hinged with the fan head, and the deformation strip assembly is connected with the bracket;
the fan head comprises a first shell, a second shell, a first motor and fan blades;
The first shell is positioned at the air inlet end and comprises a first outer ring, a motor mounting seat and more than one first pressurizing sheet, wherein the first motor is arranged on the motor mounting seat, the fan blades are arranged at the output end of the first motor, the first pressurizing sheets are distributed on the inner wall of the first outer ring and are connected with the peripheral edge of the motor mounting seat in an extending manner, a first speed increasing air channel is formed by the inner wall of the first outer ring, the first pressurizing sheets and the motor mounting seat, and the first speed increasing air channel is increased by the first pressurizing sheets to reduce the radial ventilation area so as to pressurize and speed increasing air flow;
The second shell is arranged at the air outlet end of the first shell and comprises a second outer ring, a pressurizing seat and more than one second pressurizing sheets, wherein the second pressurizing sheets are distributed on the inner wall of the second outer ring and are connected to the peripheral edge of the pressurizing seat in an extending mode;
The air flow is pressurized and blown out in the second speed increasing air channel through the second pressurizing sheet, so that the air flow is increased in air quantity and air supply distance after passing through the first speed increasing air channel and the second speed increasing air channel.
2. The flexible molded booster, mixed flow fan of claim 1, wherein:
The motor mounting seat is characterized in that a first transition surface which is radially increased from an air inlet direction to an air outlet direction is arranged at the circumferential position of the motor mounting seat, a second transition surface which is radially increased from the air inlet direction to the air outlet direction is arranged at the circumferential position of the pressurizing seat, and the first transition surface and the second transition surface are arranged in a manner of being attached to each other to form a cambered surface or an inclined surface which is uniformly transited so as to guide air flow.
3. The flexible molded plenum flow fan of claim 2, wherein:
The second outer ring is provided with a third transition surface which radially contracts from the air inlet direction to the air outlet direction close to the air outlet direction, and the third transition surface and the second transition surface are in air flow gathering and supercharging.
4. The flexible molded booster, mixed flow fan of claim 1, wherein:
The first pressurizing sheets are distributed clockwise or anticlockwise from the air inlet end to the air outlet end, so that the first pressurizing sheets of the first speed-increasing air duct guide air flow in the clockwise direction or gather air flow reversely to the second speed-increasing air duct, and the second pressurizing sheets are distributed anticlockwise or clockwise from the air inlet end to the air outlet end, so that the second pressurizing sheets gather air flow reversely or blow air flow in the clockwise direction, and the effect of pressurizing and gathering air flow is achieved.
5. The flexible molded booster, mixed flow fan of claim 1, wherein:
The first motor comprises a stator and a rotor, wherein the stator is fixed on the motor mounting seat, the rotor is arranged on the fan blade, and the rotor is sleeved on the stator.
6. The flexible molded booster, mixed flow fan of claim 5, wherein:
the motor mounting seat is provided with a convex column which extends along the axial direction and is hollow in the interior;
The fan blade comprises a hub part and blades uniformly arranged on the outer peripheral surface of the hub part, wherein the hub part is provided with a containing part which is concavely arranged inwards;
The stator comprises an iron core inserted on the convex column and a coil wound on the iron core;
The rotor comprises a rotating shaft axially arranged on the containing part and a magnetic ring attached to the radial inner wall of the containing part, and the rotating shaft is inserted into the convex column.
7. The flexible molded plenum flow mixing fan as defined in any one of claims 1-6, wherein:
the side that the pressure boost seat is close to the air-out end is equipped with the face lid, the face lid with there is the installation space between the pressure boost seat, be equipped with the digital display panel in the installation space, the digital display panel is used for showing and/or controlling parameter.
8. The flexible molded plenum flow fan of claim 7, wherein:
The air inlet grille comprises an air inlet grille body, wherein the air inlet grille body is provided with a hollow accommodating part along an air inlet end to an air outlet end, at least one part of the accommodating part extends to the first shell or the second shell so as to form a package on the first shell or the second shell or form an accommodating part accommodated in the first shell or the second shell.
9. The flexible molded booster, mixed flow fan of claim 1, wherein:
The deformation strip assembly comprises a base block arranged on the support and supporting legs connected with the base block, wherein the number of the supporting legs is more than one, mounting hole sites are arranged on the base block, and one ends of the supporting legs are embedded in the mounting hole sites.
10. The flexible molded plenum flow fan of claim 7, wherein:
The battery is used for supplying power to the electronic components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422742438.9U CN223411058U (en) | 2024-11-11 | 2024-11-11 | A supercharged mixed flow fan with a flexible shape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422742438.9U CN223411058U (en) | 2024-11-11 | 2024-11-11 | A supercharged mixed flow fan with a flexible shape |
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| Publication Number | Publication Date |
|---|---|
| CN223411058U true CN223411058U (en) | 2025-10-03 |
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ID=97206948
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422742438.9U Active CN223411058U (en) | 2024-11-11 | 2024-11-11 | A supercharged mixed flow fan with a flexible shape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223411058U (en) |
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