WO2023197690A1 - 一种偏转式无叶风扇 - Google Patents

一种偏转式无叶风扇 Download PDF

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Publication number
WO2023197690A1
WO2023197690A1 PCT/CN2022/143300 CN2022143300W WO2023197690A1 WO 2023197690 A1 WO2023197690 A1 WO 2023197690A1 CN 2022143300 W CN2022143300 W CN 2022143300W WO 2023197690 A1 WO2023197690 A1 WO 2023197690A1
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WO
WIPO (PCT)
Prior art keywords
air duct
air
air outlet
shell
deflection
Prior art date
Application number
PCT/CN2022/143300
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English (en)
French (fr)
Inventor
宋振明
Original Assignee
宋振明
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Filing date
Publication date
Application filed by 宋振明 filed Critical 宋振明
Publication of WO2023197690A1 publication Critical patent/WO2023197690A1/zh

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/10—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air
    • F04D25/105—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provisions for automatically changing direction of output air by changing rotor axis direction, e.g. oscillating fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/002—Details, component parts, or accessories especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/005—Decorative aspects, i.e. features which have no effect on the functioning of the pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/662—Balancing of rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M3/00—Portable or wheeled frames or beds, e.g. for emergency power-supply aggregates, compressor sets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0088—Ventilating systems
    • F21V33/0096—Fans, e.g. ceiling fans
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00—Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin

Definitions

  • the utility model belongs to the technical field in which the working fluid is air, for example, used for ventilation, and particularly relates to a deflection bladeless fan.
  • Bladeless fans are based on the principle of airflow, allowing indoor and outdoor air to form a three-dimensional exchange system.
  • Tower fans usually "throw" the wind out through cross-flow fans to form airflow, that is, the wind pressure caused by the rotation of the wind wheel creates a centrifugal
  • the wind force is finally transmitted through the internal wind guide wall.
  • Chinese invention patent CN107747565A discloses an air duct assembly of a cross-flow impeller and a tower fan provided with the air duct assembly.
  • the cross-flow impeller is disposed inside the air duct assembly.
  • An air duct air inlet and an air duct air outlet are formed on the top of the air duct.
  • the air duct air outlet, the air duct air inlet and the radial outer edge of the air duct assembly are located on the same circumferential surface.
  • An air outlet is provided at the air duct air outlet. Grille, the radial outer edge of the air outlet grille is located on the circumferential surface.
  • Most of the existing bladeless fan air outlet racks and machine heads adopt integrated structures or fixed structures.
  • bladeless fans When the bladeless fan is not working, the air outlet frame can easily occupy the internal space. Therefore, the air outlet frame and the machine head need to be used to achieve the deflection function. When the bladeless fan is not working, the air outlet frame can be rotated to reduce the space occupied by the bladeless fan and improve the efficiency of the bladeless fan. The effect of use.
  • the utility model provides a deflection bladeless fan.
  • the deflection bladeless fan is provided with an organic head, an air outlet rack, an outer air duct and an inner air duct, and utilizes the air outlet frame to be hinged on the side wall of the outer air duct.
  • the hinge is provided with an air duct through hole, and the air flow enters the air outlet cavity of the air outlet frame along the outer air duct and the air duct through hole, and the air flow is ejected along the air outlet hole on the air outlet frame to achieve the purpose of enjoying the coolness, and at the same time, it can also satisfy
  • the air outlet rack can be deflected for storage or transportation when not working, reducing the space occupied by the bladeless fan when it is in standby mode.
  • the utility model provides a deflection bladeless fan, which includes a machine head, an inner air duct arranged in the machine head, an outer air duct arranged at the front end of the machine head, and an air outlet frame that is sealed and hinged on the outer air duct.
  • the air outlet rack is provided with an air outlet cavity
  • the side walls of the air outlet frame are evenly distributed with air outlets connected to the air outlet cavity
  • the inner air duct is provided with a motor and a wind wheel connected to the motor or Impeller
  • the machine head is provided with an air inlet for the air inlet of the inner air duct
  • the inner air duct is provided with an air outlet connected to the outer air duct near the end of the machine head
  • the hinge of the air outlet frame is provided with an The air duct through hole connects the external air duct and the air outlet cavity.
  • the outer air duct includes an air duct shell arranged at the front end of the machine head and an air duct cover sealed and installed on the air duct shell, and the air outlet is arranged in the middle of the air duct shell.
  • the air outlet rack is configured as an n-shaped tube or a c-shaped tube, the air outlet holes are evenly distributed on the front side wall of the n-shaped tube or c-shaped tube, and the air duct through holes are arranged on the n-shaped tube or c-shaped tube.
  • Hinge holes are provided on both sides of the outer air duct on the inner side walls of both ends of the n-shaped tube or c-shaped tube, and the inner sides of the two ends of the n-shaped tube or c-shaped tube are sealed and hinged in the hinge holes.
  • the air outlet rack is provided with no less than three straight air ducts, the straight air ducts are evenly distributed around the outer circumference of the outer air duct, and the air outlet holes are evenly distributed on the front side wall of the straight air ducts.
  • the air duct through hole is provided at the end of the straight air duct.
  • the connection between the air duct shell and the air duct cover is evenly distributed with accommodating grooves for accommodating the straight air duct.
  • a hinge shaft is provided on the wall of the accommodating groove.
  • the straight air duct is The end side wall is provided with a hinge hole that matches the hinge shaft.
  • the air outlet rack is configured as two straight air ducts I, the air outlet holes are evenly distributed on the front side wall of the straight air duct I, and the air duct through holes are provided at the end of the straight air duct I, so
  • the connection between the air duct shell and the air duct cover is connected with a universal pipe joint.
  • the front and back of the universal pipe joint are provided with hinge sleeves.
  • the inner side of the end of the straight air duct is provided with an arc-shaped seal that is hinged on the hinge sleeves. slot, and an air outlet connected to the air duct through hole is provided at the outer end of the universal pipe joint.
  • a PTC heating element is provided in the straight air duct, and the PTC heating element is provided with through holes corresponding to the air outlets.
  • the machine head includes a rear shell, a motor bracket, a front volute and a rear volute, the internal air duct is arranged between the front volute and the rear volute, and the end of the rear shell close to the outlet is connected to the outlet.
  • the motor bracket is connected in the rear shell, the motor is installed on the motor bracket, and the impeller is arranged between the front volute and the rear volute.
  • the machine head includes a rear shell, an upper air duct shell and a lower air duct shell.
  • the inner air duct is arranged between the upper air duct shell and the lower air duct shell.
  • the wind wheel is arranged in the inner air duct.
  • the rear shell, The ends of the upper air duct shell and the lower air duct shell close to the outlet are connected to the air outlet frame.
  • the outlets of the upper air duct shell and the lower air duct shell are connected with the air outlet cavity.
  • the motor is fixedly installed on the lower air duct shell.
  • the machine head is provided with a hand-held column, a wall-mounted column, a hanging column, a floor fan support column or a tabletop fan column.
  • a light strip is installed between the air duct shell and the air duct cover.
  • the deflection bladeless fan of this utility model is provided with an engine head, an air outlet frame, an outer air duct and an inner air duct.
  • the air outlet frame is hinged to the side wall of the outer air duct and an air duct through hole is provided at the hinge.
  • the airflow enters the air outlet cavity of the air outlet rack along the outer air duct and the air duct through hole, and the airflow is ejected along the air outlet hole on the air outlet rack to achieve the purpose of enjoying the coolness.
  • the air outlet rack can be deflected and stored when it is not working. Or transport, reducing the space occupied by the bladeless fan when in standby.
  • the deflection bladeless fan of this utility model is conducive to emitting warm air by placing a heating element at the air outlet on the air outlet frame. This structure avoids the aging effects of warm air on the motor seal and motor wires;
  • the deflection bladeless fan of the present invention is beneficial to the illumination function and the ambient light function by providing a light strip on the air outlet frame.
  • the deflection bladeless fan of the present invention is suitable for use as a handheld fan, a floor fan, a table fan, a wall fan and a ceiling fan.
  • Figure 1 is a front view of the deflection bladeless fan of the present invention
  • Figure 2 is a side view of the deflection bladeless fan of the present invention.
  • Figure 3 is an exploded structural view of the duct frame of the deflection bladeless fan of the present invention.
  • Figure 4 is an exploded structural view of the worm gear head of the deflection bladeless fan of the present invention.
  • Figure 5 is an exploded structural view of the wind turbine head of the deflection bladeless fan of the present invention.
  • Figure 6 is a schematic diagram of the wall-mounted structure of the deflection bladeless fan of the present invention.
  • Figure 7 is a schematic diagram of another embodiment of the wall-mounted structure of the deflection bladeless fan of the present invention.
  • Figure 8 is an exploded structural view of the head swing structure of the deflection bladeless fan of the present invention.
  • Figure 9 is a schematic diagram of the hanging structure of the deflection bladeless fan of the present invention.
  • Figure 10 is a schematic diagram of the floor-standing structure of the deflection bladeless fan of the present invention.
  • Figure 11 is a schematic diagram of the desktop structure of the deflection bladeless fan of the present invention.
  • Figure 12 is a schematic structural diagram of the air outlet frame of the deflection bladeless fan according to the second embodiment of the present invention.
  • Figure 13 is an exploded structural view of the duct frame in Figure 12;
  • Figure 14 is a schematic diagram of the suspended structure of the air outlet frame of the deflection bladeless fan according to the second embodiment of the present invention.
  • Figure 15 is a schematic diagram of the floor-standing structure of the air outlet rack of the deflection bladeless fan according to the second embodiment of the present invention.
  • Figure 16 is a schematic diagram of the desktop structure of the air outlet rack of the deflection bladeless fan according to the second embodiment of the present invention.
  • Figure 17 is a schematic structural diagram of the air outlet frame of the deflection bladeless fan according to the third embodiment of the present invention.
  • Figure 18 is an exploded structural view of the wind tunnel frame in Figure 17;
  • Figures 19 and 16 are schematic diagrams of the desktop structure of the air outlet frame of the deflection bladeless fan according to the third embodiment of the present invention.
  • Lower air duct Shell 19, wind wheel; 20, upper cover; 21 lower cover; 22, rotating motor; 23, small gear; 24, large gear; 25 - wall hanging column; 26 - hanging column; 27 - floor fan support column; 28 - Desktop fan column; 29-swing head bracket; 30-bearing; 31-straight air duct; 32-universal pipe joint; 33-PTC heating element; 34-air outlet; 35-hinge sleeve; 36-arc groove .
  • FIGS 1-9 are schematic structural diagrams of a deflection bladeless fan proposed by the present invention.
  • the deflection bladeless fan of the present invention includes a machine head 1, an internal air duct arranged in the machine head 1, and There is an outer air duct 5 at the front end of the machine head and an air outlet rack 3 that is sealed and hinged on the outer air duct 5.
  • An air outlet cavity is provided in the air outlet rack 3, and the side walls of the air outlet rack 3 are evenly distributed with air outlet holes.
  • the air outlet 4 is connected to the air cavity.
  • a motor 13 and a wind wheel 19 or an impeller 16 connected to the motor 13 are provided in the inner air duct.
  • An air inlet 2 is provided on the head 1 for air inlet from the inner air duct.
  • the inner air duct is provided with an air outlet connected to the outer air duct 5 near the end of the machine head 1 , and the air outlet frame 3 is provided with an air duct through hole 8 connecting the outer air duct 5 and the air outlet cavity at the hinge.
  • the machine head 1, the air outlet rack 3, the outer air duct 5 and the inner air duct are provided.
  • the air outlet rack 3 is hinged on the side wall of the outer air duct 5 and an air duct through hole 8 is provided at the hinge.
  • the motor drives the air duct.
  • the wheel 19 or the impeller 16 rotates, and the generated air flow enters the outer air duct along the inner air duct and the air outlet.
  • the air flow in the outer air duct enters the air outlet cavity of the air outlet frame 3 along the air duct through hole and exits along the air outlet frame.
  • Hole 4 shoots out airflow to achieve the purpose of enjoying the coolness.
  • the air outlet rack can be deflected along the hinge when not working, which is convenient for storage and transportation, and reduces the space occupied by the bladeless fan air outlet stand when it is in standby.
  • the outer air duct 5 includes an air duct shell 6 disposed at the front end of the machine head and an air duct cover 7 sealed and installed on the air duct shell 6.
  • the air outlet is disposed in the middle of the air duct shell 6.
  • the air outlet rack 3 is configured as an n-shaped tube or a c-shaped tube, the air outlet holes 4 are evenly distributed on the front side wall of the n-shaped tube or c-shaped tube, and the air duct through holes 8 are arranged On the inner side walls of both ends of the n-shaped pipe or c-shaped pipe, hinge holes are provided on both sides of the outer air duct 5. The inner sides of the two ends of the n-shaped pipe or c-shaped pipe are sealed and hinged in the hinge holes 10.
  • the machine head 1 includes a rear shell 11, a motor bracket 12, a front volute 14 and a rear volute 15.
  • the end of the rear shell 1 close to the outlet is connected to the air outlet frame 6, and the motor bracket 12 is connected to the rear volute.
  • the motor 13 is installed on the motor bracket 12, and the impeller 16 is arranged between the front volute 14 and the rear volute 15.
  • the motor can Set to DC motor and AC motor, when the machine head is installed on a floor fan or table fan, a battery structure can be used on the base, and wireless remote control can also be used when used outdoors.
  • the machine head 1 includes a rear shell 11, an upper air duct shell 17 and a lower air duct shell 18.
  • the inner air duct is disposed between the upper air duct shell 17 and the lower air duct shell 18.
  • the wind wheel 19 is disposed In the inner air duct, the ends of the rear shell 11, the upper air duct shell 17 and the lower air duct shell 18 close to the outlet are connected to the air outlet frame 6, and the outlets of the upper air duct shell 17 and the lower air duct shell 18 are connected to the outer air duct. 5 are connected, and the motor 13 is fixedly installed on the downwind casing 18. This structure in this embodiment is conducive to the motor driving the wind wheel to rotate and generate airflow.
  • the machine head 1 is provided with a hand-held column, a wall-mounted column 25, a hanging column 26, a support column for a floor fan 27 or a column for a tabletop fan 28.
  • This embodiment is conducive to setting the bladeless fan as a hand-held fan.
  • a swing head assembly is provided between the machine head 1 and the wall hanging column 25, the floor fan support column 26 or the tabletop fan upright column 27.
  • the rotating assembly includes a swing head assembly provided on the wall hanging column, floor fan support column or tabletop fan.
  • the rotating motor 22 on the upper cover and the bearing 30 located between the lower cover 21 and the swing head bracket 29, the driven gear 24 is fixedly installed on the wall hanging column 25, the floor fan support column 26 or the end of the table fan column 27.
  • the motor shaft extends into the upper cover 20 and the lower cover 21 and is connected to the driving gear.
  • the swing head bracket 29 is fixed on the top of the wall-mounted column 25, the floor fan support column 26 or the table fan column 27 through the bearing 30.
  • the gear 24 is fixed on the wall column 25, the floor fan support column 26 or the end of the table fan column 27.
  • a light strip 9 is installed between the air duct shell 6 and the air duct cover 7.
  • a light strip is provided between the air duct shell 6 and the air duct cover 7.
  • the light strip can also be directly Set on the end face of the air duct cover 7, this structure is conducive to providing lighting functions and ambient lighting functions.
  • the air outlet rack 3 is provided with no less than three straight air ducts 31 , the straight air ducts 31 are evenly distributed around the outer circumference of the outer air duct 5 , and the air outlet holes 4 are evenly distributed on the front side wall of the straight air duct 31, the air duct through hole 8 is provided at the end of the straight air duct 31, and the connection between the air duct shell 6 and the air duct cover 7 is evenly distributed to accommodate the straight air duct 31
  • the accommodation groove is provided with a hinge shaft on the wall of the accommodation groove, and the end side wall of the straight air duct is provided with a hinge hole that matches the hinge shaft. This structure of this embodiment facilitates the straight air duct 31 to be placed in the accommodation groove.
  • the end of the straight air duct 31 is fitted and sealed with the wall of the accommodation groove of the outer air duct 5.
  • the bladeless fan is in a standby state. , at this time, the end of the straight air duct 31 and the outer air duct 5 may be in an unsealed state.
  • a PTC heating element 33 is provided in the straight air duct 31, and the PTC heating element is provided with through holes corresponding to the air outlets 4.
  • the structure allows passage through the air outlet rack.
  • a heating element 33 is provided in the air outlet cavity, which is conducive to blowing out warm air. At the same time, this structure avoids the aging effects of warm air on the motor seal and motor wires.
  • the air outlet rack 3 is configured as two straight air ducts 1, the air outlet holes 4 are evenly distributed on the front side wall of the straight air duct 1, and the air duct through holes 8 is provided at the end of the straight air duct 1.
  • a universal pipe joint 32 is connected at the connection between the air duct shell 6 and the air duct cover 7.
  • the universal pipe joint 32 is provided with a hinge sleeve 35 on the front and back.
  • the inner side of the end of the air duct 1 is provided with an arc-shaped groove 36 that is sealed and hinged on the hinge sleeve 35.
  • the outer end of the universal pipe joint 32 is provided with an air outlet 34 that communicates with the air duct through hole 8.
  • the straight air duct I is deflected along the center of the universal pipe joint 32 to realize the deflection function.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

一种偏转式无叶风扇，包括机头（1）、内风道、外风道（5）和密封铰接在外风道（5）上的出风架（3），出风架（3）内设置有出风腔，出风架（3）侧壁上均布有与出风腔连通的出风孔（4），内风道内设置有电机（13）以及与电机（13）连接的风轮（19）或者叶轮（16），机头（1）上设置有用于内风道进风的进风口（2），内风道靠近机头（1）端部处设置有与外风道（5）连通的出风口，出风架（3）铰接处设置有连通外风道（5）和出风腔的风道通孔（8）。

Description

[根据细则37.2由ISA制定的发明名称]　一种偏转式无叶风扇 技术领域
本实用新型属于工作流体是空气，例如用于通风的技术领域，特别涉及一种偏转式无叶风扇。
背景技术
无叶风扇是根据气流学原理，让室内与室外空气形成立体交换系统，塔扇通常是把风通过贯流风机“甩”出，形成气流，也即通过风轮转动后造成风压产生离心式风力最后经过内部导风壁将风力传送出去。
中国发明专利CN107747565A中公开了一种贯流风轮的风道组件以及设置该风道组件的塔扇，该塔扇中所述贯流风轮设置在所述风道组件内部，在所述风道组件上形成有风道入风口和风道出风口，所述风道出风口、风道入风口和风道组件的径向外缘位于同一个圆周面上，在所述风道出风口处设置有出风格栅，所述出风格栅的径向外缘位于所述圆周面上，现有的无叶风扇出风架和机头大多数采用一体结构或固定结构，在一些封闭场所，无叶风扇不工作其出风架容易侵占内部空间，因此需要采用出风架和机头实现偏转功能，在无叶风扇不工作时，能够实现出风架转动，减少无叶风扇侵占空间，提高无叶风扇的使用效果。
发明内容
本实用新型的是提供一种偏转式无叶风扇，该一种偏转式无叶风扇通过设置有机头、出风架、外风道和内风道，利用出风架铰接在外风道侧壁上且铰接处设置有风道通孔，气流沿着外风道、风道通孔进入出风架出风腔内且沿出风架上出风孔射出气流，达到纳凉的目的，同时还可以满足出风架在不工作时进行偏转收藏或运输，减少无叶风扇待机时占据空间。
为了解决上述技术问题，本实用新型一种偏转式无叶风扇，包括机头、设置在机头内的内风道、设置在机头前端的外风道和密封铰接在外风道上的出风架，所述出风架内设置有出风腔，所述出风架侧壁上均布有与出风腔连通的出风孔，所述内风道内设置有电机以及与电机连接的风轮或者叶轮，所述机头上设置有用于内风道进风的进风口，所述内风道靠近机头端部处设置有与外风道连通的出风口，所述出风架铰接处设置有连通外风道和出风腔的风道通孔。
进一步，所述外风道包括设置在机头前端的风道壳和密封安装在风道壳上的 风道盖，所述出风口设置在风道壳中部。
进一步，所述出风架设置为n形管或c形管，所述出风孔均布在n形管或c形管正面侧壁上，所述风道通孔设置在n形管或c形管两端内侧侧壁上，所述外风道两侧设置有铰接孔，所述n形管或c形管两端内侧密封铰接在铰接孔内。
进一步，所述出风架设置为不少于3根直风管，所述直风管均布在外风道外圆四周，所述出风孔均布在直风管正面侧壁上，所述风道通孔设置在直风管的端部，所述风道壳和风道盖连接处均布有容纳直风管的容纳槽，所述容纳槽槽壁上设置有铰接轴，所述直风管端部侧壁上设置有与铰接轴配合的铰接孔。
进一步，所述出风架设置为2根直风管I，所述出风孔均布在直风管I正面侧壁上，所述风道通孔设置在直风管I的端部，所述风道壳和风道盖连接处连通有万向管接头，所述万向管接头正面和背面设置有铰接套，所述直风管I端部内侧设置有密封铰接在铰接套上的弧形槽，所述万向管接头外侧端部处设置有与风道通孔连通的出风孔。
进一步，所述直风管内设置有PTC发热体，所述PTC发热体上设置有与出风口一一对应设置的通孔。
进一步，所述机头包括后壳、电机支架、前蜗壳和后蜗壳，所述内风道设置在前蜗壳和后蜗壳之间，所述后壳靠近出口的端部连接在出风架上，所述电机支架连接在后壳内，所述电机安装在电机支架上，所述叶轮设置在前蜗壳和后蜗壳之间。
进一步，所述机头包括后壳、上风道壳和下风道壳，所述内风道设置在上风道壳和下风道壳之间，所述风轮设置在内风道内，所述后壳、上风道壳和下风道壳靠近出口的端部均连接在出风架上，所述上风道壳和下风道壳出口与出风腔连通，所述电机固定安装在下风道壳上。
进一步，所述机头上设置有手持柱、壁挂柱、吊挂柱、落地扇支撑柱或桌面扇立柱。
进一步，所述风道壳和风道盖之间套装有灯带。
本实用新型有益效果在于：
1、本实用新型一种偏转式无叶风扇通过设置有机头、出风架、外风道和内风道，利用出风架铰接在外风道侧壁上且铰接处设置有风道通孔，气流沿着 外风道、风道通孔进入出风架出风腔内且沿出风架上出风孔射出气流，达到纳凉的目的，同时还可以满足出风架在不工作时进行偏转收藏或运输，减少无叶风扇待机时占据空间。
2、本实用新型一种偏转式无叶风扇通过在出风架上的出风口处安置发热体，有利于发出暖风，该结构避免暖风对电机密封以及电机电线的老化影响；
3、本实用新型一种偏转式无叶风扇通过在出风架上设置有灯带，有利于照明灯功能及氛围灯功能。
4、本实用新型一种偏转式无叶风扇有利于设置为手持扇、落地扇、台扇、壁扇及吊扇。
附图说明
图1是本实用新型偏转式无叶风扇的正视图；
图2是本实用新型偏转式无叶风扇的侧视图；
图3是本实用新型偏转式无叶风扇中风道架的分解结构图；
图4是本实用新型偏转式无叶风扇中蜗轮机头的分解结构图；
图5是本实用新型偏转式无叶风扇中风轮机头的分解结构图；
图6是本实用新型偏转式无叶风扇中壁挂式结构的示意图；
图7是本实用新型偏转式无叶风扇中壁挂式结构另一种实施方式的示意图；
图8是本实用新型偏转式无叶风扇中机头摆头结构的分解结构图；
图9是本实用新型偏转式无叶风扇中吊挂式结构的示意图；
图10是本实用新型偏转式无叶风扇中落地式结构的示意图；
图11是本实用新型偏转式无叶风扇中桌面式结构的的示意图；
图12是本实用新型偏转式无叶风扇中出风架第二种实施方式的结构示意图；
图13是图12中风道架的分解结构图；
图14是本实用新型偏转式无叶风扇中出风架第二种实施方式吊挂式结构的示意图；
图15是本实用新型偏转式无叶风扇中出风架第二种实施方式落地式结构的示意图；
图16是本实用新型偏转式无叶风扇中出风架第二种实施方式桌面式结构的示意图；
图17是本实用新型偏转式无叶风扇中出风架第三种实施方式的结构示意图；
图18是图17中风道架的分解结构图；
图19图16是本实用新型偏转式无叶风扇中出风架第三种实施方式桌面式结构的示意图。
附图标记：1、机头；2、进风口；3、出风架；4、出风口；5、外风道；6、风道盖；7、风道壳；8、风道通孔；9、灯带；10、铰接孔；11、后壳；12、电机支架；13、电机；14、后蜗壳；15、前蜗壳；16、叶轮；17、上风道壳；18、下风道壳；19、风轮；20、上盖；21下盖；22、转动电机；23、小齿轮；24、大齿轮；25-壁挂柱；26-吊挂柱；27-落地扇支撑柱；28-桌面扇立柱；29-摆头支架；30-轴承；31-直风管；32-万向管接头；33-PTC发热体；34-出风孔；35-铰接套；36-弧形槽。
具体实施方式
下面将结合本实用新型实施例中的附图，对本实用新型实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本实用新型一部分实施例，而不是全部的实施例。
实施例一
如图1-9为本实用新型提出的一种偏转式无叶风扇的结构示意图，本实用新型一种偏转式无叶风扇，包括机头1、设置在机头1内的内风道、设置在机头前端的外风道5和密封铰接在外风道5上的出风架3，所述出风架3内设置有出风腔，所述出风架3侧壁上均布有与出风腔连通的出风孔4，所述内风道内设置有电机13以及与电机13连接的风轮19或者叶轮16，所述机头1上设置有用于内风道进风的进风口2，所述内风道靠近机头1端部处设置有与外风道5连通的出风口，所述出风架3铰接处设置有连通外风道5和出风腔的风道通孔8。
本实施例通过设置有机头1、出风架3、外风道5和内风道，利用出风架3铰接在外风道5侧壁上且铰接处设置有风道通孔8，电机驱动风轮19或者叶轮16转动，产生的气流沿着内风道和出风口进入外风道内，外风道内气流沿着风 道通孔进入出风架3出风腔内且沿出风架上出风孔4射出气流，达到纳凉的目的，同时还可以满足出风架在不工作时沿着铰接处进行偏转，便于收藏和运输，减少无叶风扇出风架待机时占据空间。
优选的实施方式，所述外风道5包括设置在机头前端的风道壳6和密封安装在风道壳6上的风道盖7，所述出风口设置在风道壳6中部，本实施例该结构使外风道5结构紧凑，加工安装方便。
优选的实施方式，所述出风架3设置为n形管或c形管，所述出风孔4均布在n形管或c形管正面侧壁上，所述风道通孔8设置在n形管或c形管两端内侧侧壁上，所述外风道5两侧设置有铰接孔，所述n形管或c形管两端内侧密封铰接在铰接孔10内，本实施例该结构在操作时，方便使n形管或c形管两端内侧沿外风道5两侧铰接孔进行偏转，实现出风架3收纳的功能，同时可根据客户需要，方便采取定制结构，其出风架还可以采取v形管架、w形管架等多种结构。
所述机头1包括后壳11、电机支架12、前蜗壳14和后蜗壳15，所述后壳1靠近出口的端部连接在出风架6上，所述电机支架12连接在后壳1内，所述电机13安装在电机支架12上，所述叶轮16设置在前蜗壳14和后蜗壳15之间，本实施例中有利于电机驱动叶轮转动，产生气流，另外电机可设为直流电机和交流电机，在机头安装在落地扇和桌面扇上时，可以在底座上采用蓄电池结构，在户外使用时还可以进行无线遥控。
优选的实施方式，所述机头1包括后壳11、上风道壳17和下风道壳18，所述内风道设置在上风道壳17和下风道壳18之间，所述风轮19设置在内风道内，所述后壳11、上风道壳17和下风道壳18靠近出口的端部均连接在出风架6上，所述上风道壳17和下风道壳18出口与外风道5连通，所述电机13固定安装在下风道壳18上，本实施例该结构有利于电机驱动风轮转动，产生气流。
优选的实施方式，所述机头1上设置有手持柱、壁挂柱25、吊挂柱26、落地扇27支撑柱或桌面扇28立柱，本实施例有利于将无叶扇设置为手持扇、落地扇、台扇、壁扇及吊扇。
优选的实施方式，所述机头1和壁挂柱25、落地扇支撑柱26或桌面扇立柱27之间设置有摆头组件，所述转动组件包括设置在壁挂柱、落地扇支撑柱或桌面扇立柱顶部的摆头支架29、设置在机头底部的上盖20和下盖21、设置在上盖 20和下盖21之间且相互啮合的主动齿轮23和从动齿轮24、设置在下盖21上的转动电机22以及位于下盖21和摆头支架29之间的轴承30，所述从动齿轮24固定安装在壁挂柱25、落地扇支撑柱26或桌面扇立柱27端部，所述转动电机电机轴延伸至上盖20和下盖21内与主动齿轮连接，本实施例通过轴承30将摆头支架29固定在壁挂柱25、落地扇支撑柱26或桌面扇立柱27顶部上，通过从动齿轮24固定在壁挂柱25、落地扇支撑柱26或桌面扇立柱27端部上，转动电机22工作时，驱动主动齿轮23转动，主动齿轮23啮合在从动齿轮24上，从动齿轮24固定不动，在啮合反作用下，主动齿轮23和转动电机沿从动齿轮24周向移动，从而带动上盖20和下盖21沿从动齿轮24中心线转动或偏转。
优选的实施方式，所述风道壳6和风道盖7之间套装有灯带9，本实施例中通过在风道壳6和风道盖7之间上设置有灯带，灯带也可以直接设置在风道盖7端面上，该结构有利于提供照明灯功能及氛围灯功能。
实施例二
本实施例与实施例一的区别在于：所述出风架3设置为不少于3根直风管31，所述直风管31均布在外风道5外圆四周，所述出风孔4均布在直风管31正面侧壁上，所述风道通孔8设置在直风管31的端部，所述风道壳6和风道盖7连接处均布有容纳直风管31的容纳槽，所述容纳槽槽壁上设置有铰接轴，所述直风管端部侧壁上设置有与铰接轴配合的铰接孔，本实施例该结构方便直风管31在容纳槽内沿着铰接轴摆动，实现偏转功能，在直风管31偏转收纳之前，直风管31端部与外风道5容纳槽槽壁进行贴合密封，在偏转之后，无叶风扇处于待工状态，此时直风管31端部与外风道5之间可以处于不密封状态。
优选的实施方式，所述直风管31内设置有PTC发热体33，所述PTC发热体上设置有与出风口4一一对应设置的通孔，本实施例该结构使通过在出风架上的出风腔内内设置有发热体33，有利于吹出暖风，同时该结构避免暖风对电机密封以及电机电线的老化影响。
其它结构与实施例一类同，本实施例就不一一叙述。
实施例三
本实施例与实施例二的区别在于：所述出风架3设置为2根直风管I，所述出风孔4均布在直风管I正面侧壁上，所述风道通孔8设置在直风管I的端部， 所述风道壳6和风道盖7连接处连通有万向管接头32，所述万向管接头32正面和背面设置有铰接套35，所述直风管I端部内侧设置有密封铰接在铰接套35上的弧形槽36，所述万向管接头32外侧端部处设置有与风道通孔8连通的出风孔34，本实施例该结构在操作过程中，使直风管I沿着万向管接头32中心进行偏转，实现偏转功能。
其它结构与实施例一类同，本实施例就不一一叙述。
以上所述，仅为本实用新型较佳的具体实施方式，但本实用新型的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本实用新型揭露的技术范围内，根据本实用新型的技术方案及其实用新型构思加以等同替换或改变，都应涵盖在本实用新型的保护范围之内。

Claims (10)

  1. 一种偏转式无叶风扇，其特征在于：包括机头、设置在机头内的内风道、设置在机头前端的外风道和密封铰接在外风道上的出风架，所述出风架内设置有出风腔，所述出风架侧壁上均布有与出风腔连通的出风孔，所述内风道内设置有电机以及与电机连接的风轮或者叶轮，所述机头上设置有用于内风道进风的进风口，所述内风道靠近机头端部处设置有与外风道连通的出风口，所述出风架铰接处设置有连通外风道和出风腔的风道通孔。
  2. 根据权利要求1所述的一种偏转式无叶风扇，其特征在于：所述外风道包括设置在机头前端的风道壳和密封安装在风道壳上的风道盖，所述出风口设置在风道壳中部。
  3. 根据权利要求1或2所述的一种偏转式无叶风扇，其特征在于：所述出风架设置为n形管或c形管，所述出风孔均布在n形管或c形管正面侧壁上，所述风道通孔设置在n形管或c形管两端内侧侧壁上，所述外风道两侧设置有铰接孔，所述n形管或c形管两端内侧密封铰接在铰接孔内。
  4. 根据权利要求2所述的一种偏转式无叶风扇，其特征在于：所述出风架设置为不少于3根直风管，所述直风管均布在外风道外圆四周，所述出风孔均布在直风管正面侧壁上，所述风道通孔设置在直风管的端部，所述风道壳和风道盖连接处均布有容纳直风管的容纳槽，所述容纳槽槽壁上设置有铰接轴，所述直风管端部侧壁上设置有与铰接轴配合的铰接孔。
  5. 根据权利要求2所述的一种偏转式无叶风扇，其特征在于：所述出风架设置为2根直风管I，所述出风孔均布在直风管I正面侧壁上，所述风道通孔设置在直风管I的端部，所述风道壳和风道盖连接处连通有万向管接头，所述万向管接头正面和背面设置有铰接套，所述直风管I端部内侧设置有密封铰接在铰接套上的弧形槽，所述万向管接头外侧端部处设置有与风道通孔连通的出风孔。
  6. 根据权利要求4或5所述的一种偏转式无叶风扇，其特征在于：所述直风管内设置有PTC发热体，所述PTC发热体上设置有与出风口一一对应设置的通孔。
  7. 根据权利要求1或2所述的一种偏转式无叶风扇，其特征在于：所述机头包括后壳、电机支架、前蜗壳和后蜗壳，所述内风道设置在前蜗壳和后蜗壳之间，所述后壳靠近出口的端部连接在出风架上，所述电机支架连接在后壳内，所述电机安装在电机支架上，所述叶轮设置在前蜗壳和后蜗壳之间。
  8. 根据权利要求1或2所述的一种偏转式无叶风扇，其特征在于：所述机头包括后壳、上风道壳和下风道壳，所述内风道设置在上风道壳和下风道壳之间，所述风轮设置在内风道内，所述后壳、上风道壳和下风道壳靠近出口的端部均连接在出风架上，所述上风道壳和下风道壳出口与出风腔连通，所述电机固定安装在下风道壳上。
  9. 根据权利要求1或2所述的一种偏转式无叶风扇，其特征在于：所述机头上设置有手持柱、壁挂柱、吊挂柱、落地扇支撑柱或桌面扇立柱。
  10. 根据权利要求2所述的一种偏转式无叶风扇，其特征在于：所述风道壳和风道盖之间套装有灯带。
PCT/CN2022/143300 2022-04-11 2022-12-29 一种偏转式无叶风扇 WO2023197690A1 (zh)

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