CN110081002B - Handheld fan that many people used - Google Patents
Handheld fan that many people used Download PDFInfo
- Publication number
- CN110081002B CN110081002B CN201910310164.7A CN201910310164A CN110081002B CN 110081002 B CN110081002 B CN 110081002B CN 201910310164 A CN201910310164 A CN 201910310164A CN 110081002 B CN110081002 B CN 110081002B
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- China
- Prior art keywords
- groove
- end wall
- air inlet
- shaft
- fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 15
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 230000009347 mechanical transmission Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- F04D25/084—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation hand 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
- 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
- F04D25/00—Pumping installations or systems
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/163—Combinations of two or more pumps ; Producing two or more separate gas flows driven by a common gearing arrangement
-
- 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
- F04D25/16—Combinations of two or more pumps ; Producing two or more separate gas flows
- F04D25/166—Combinations of two or more pumps ; Producing two or more separate gas flows using 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a handheld fan used by multiple persons, which comprises a fan shell, wherein a bevel gear groove is formed in the fan shell, a motor is started to drive an air inlet fan to rotate, so that air is sucked from an air inlet.
Description
Technical Field
The invention relates to the field of small electric appliances, in particular to a handheld fan used by multiple people.
Background
At present, when going out in hot summer, people often need carry little fan and come for oneself cooling, but traditional little fan can not rotate, can only give one person and use, when friend goes out together, needs everyone to take a fan to it is very inconvenient to cause the use, causes the wasting of resources in addition easily.
Disclosure of Invention
The present invention is directed to a handheld fan for multiple users to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme: a handheld fan used by multiple persons comprises a fan shell, wherein a bevel gear groove is formed in the fan shell, an air inlet communicated with the outside is formed in the upper end of the bevel gear groove, an air inlet device is arranged in the air inlet and comprises an air inlet fan, the air inlet device can suck air into the air inlet, a power mechanism is further arranged in the air inlet device, air outlet grooves are symmetrically formed in the left end and the right end of the bevel gear groove, a cooling device is arranged in the air outlet grooves and comprises air outlet fans, the cooling device can cool air for people, a rotating mechanism is further arranged in the cooling device, a concave block sliding groove is formed in the upper end wall of the air outlet groove, a top groove communicated with the outside is formed in the upper end wall of the concave block sliding groove, a through hole is formed in the end wall, close to the air inlet, of the top groove, and a working cavity is formed in the end wall, close to the air inlet, the lower extreme of working chamber is equipped with the switch groove, both ends communicate with each other with the air inlet respectively about the switch groove with go out the wind groove, the lower extreme of fan shell is equipped with the connecting block, be equipped with the power chamber in the connecting block, the lower extreme normal running fit of connecting block is connected with the handle, be equipped with the drive groove in the handle, the lower extreme wall in drive groove is equipped with the kerve, the right-hand member wall in drive groove is equipped with stirs the groove, be equipped with the interlock in the drive groove, the interlock includes T shape pole, the interlock can drive the rotation of connecting block, still be equipped with toggle mechanism in the interlock.
Preferably, the power mechanism in the air inlet device further comprises a motor shaft, the motor shaft is connected with the lower end wall of the air inlet, the upper end wall and the lower end wall of the bevel gear groove and the upper end face of the connecting block in a rotating fit manner, the upper end of the motor shaft is fixedly connected with the air inlet fan, motor bevel gears are arranged at the middle end of the motor shaft, a motor is arranged on the upper end wall of the power cavity and is in power connection with the motor shaft, the lower end of the motor is in power connection with a penetrating shaft extending into the driving groove, the penetrating shaft is in rotating fit connection with the lower end wall of the power cavity and is opened to drive the air inlet fan to rotate, and therefore wind is sucked into the air inlet from the air inlet.
Preferably, the cooling device is provided with two rotating mechanisms, each rotating mechanism comprises a cross shaft, the cross shaft is connected with the left end wall of the bevel gear groove and the right end wall of the air outlet groove in a rotating fit manner, the right end of the cross shaft is provided with a cross shaft bevel gear which can be meshed with the motor bevel gear, the left end of the cross shaft is provided with a connecting rod, the connecting rod is connected with the upper end wall and the lower end wall of the air outlet groove in a sliding fit manner, a concave block is connected in the concave block sliding groove in a sliding fit manner, the concave block is fixedly connected with the connecting rod, a concave block spring is connected between the concave block and the right end wall of the concave block sliding groove, the upper end face of the concave block is provided with a groove, a trigger block is connected in the groove in a sliding fit manner, a trigger spring is connected between the lower end of the trigger block and the lower end wall of the groove, a button is arranged at, the push button sleeve is connected with the front end wall and the rear end wall of the top groove in a sliding fit manner, a rack is arranged on the right end face of the push button sleeve and is connected with the through hole in a sliding fit manner, the upper end wall and the lower end wall of the working cavity are connected with a vertical shaft in a rotating fit manner, an upper gear meshed with the rack is arranged at the upper end of the vertical shaft, a lower gear is arranged at the middle end of the vertical shaft, the vertical shaft extends downwards and enters the switch groove and is connected with the upper end wall and the lower end wall of the switch groove in a rotating fit manner, the lower end wall and the front end and the rear end of the lower end wall of the working cavity are connected with driven shafts in a symmetrical rotating fit manner, a driven gear meshed with the lower gear is arranged at the upper end of the driven shaft, the driven shaft extends downwards and enters the switch groove and is connected with the upper end wall and the lower end wall of the switch groove, and moving the button to the right so as to drive the rack to move to the right, and rotating the driven shaft and the baffle plate to open the switch slot.
Preferably, the shifting mechanism of the linkage device comprises a clamping block, the clamping block is fixedly connected with the through shaft, a clamping groove is formed in the lower end of the clamping block, the clamping groove can be connected with the T-shaped rod in a sliding fit mode, the lower end of the T-shaped rod is connected with the bottom groove in a sliding fit mode, the right end of the T-shaped rod is connected with the shifting groove in a sliding fit mode, and the driving groove is pushed upwards and inserted into the clamping groove.
In conclusion, the beneficial effects of the invention are as follows: this device has overcome the shortcoming that traditional handheld little fan can only single use, through the rotation of two fans and the rotation of whole device for many people can enjoy nice and cool wind simultaneously, and this device can be with the wind suction simultaneously, has increaseed wind-force more, and this device has reduced the possibility of makeing mistakes through mechanical transmission cooperation.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic overall sectional front view of a handheld fan for multiple users according to the present invention;
FIG. 2 is an enlarged view of a portion of the invention at A in FIG. 1;
fig. 3 is a cross-sectional view taken along the line B-B of fig. 1 in accordance with the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1-3, an embodiment of the present invention is shown: a handheld fan used by multiple persons comprises a fan shell 100, wherein a bevel gear groove 26 is arranged in the fan shell 100, an air inlet 22 communicated with the outside is formed in the upper end of the bevel gear groove 26, an air inlet device 101 is arranged in the air inlet 22, the air inlet device 101 comprises an air inlet fan 21, the air inlet device 101 can suck air into the air inlet 22, the air inlet device 101 is further provided with a power mechanism 102, air outlet grooves 59 are symmetrically formed in the left end and the right end of the bevel gear groove 26, a cooling device 103 is arranged in the air outlet grooves 59, the cooling device 103 comprises an air outlet fan 23, the cooling device 103 can cool air for people by blowing air, a rotating mechanism 104 is further arranged in the cooling device 103, a concave block sliding groove 51 is formed in the upper end wall of the air outlet groove 59, a top groove 60 communicated with the outside is formed in the upper end wall of the concave block sliding groove 51, a through hole 48 is formed in the end wall, close to the air inlet 22, the end wall of the through hole 48 close to the air inlet 22 is provided with a working cavity 53, the lower end of the working cavity 53 is provided with a switch groove 55, the left end and the right end of the switch groove 55 are respectively communicated with the air inlet 22 and the air outlet groove 59, the lower end of the fan shell 100 is provided with a connecting block 28, the connecting block 28 is provided with a power cavity 29, the lower end of the connecting block 28 is connected with a handle 34 in a rotating fit manner, the handle 34 is provided with a driving groove 32, the lower end wall of the driving groove 32 is provided with a bottom groove 35, the right end wall of the driving groove 32 is provided with a toggle groove 31, the driving groove 32 is provided with a linkage device 106, the linkage device 106 comprises a T-shaped rod 33, the linkage device 106 can drive the connecting block 28 to rotate, and the linkage device 106 is further provided.
The power mechanism 102 in the air intake device 101 further includes a motor shaft 27, the motor shaft 27 is connected with the lower end wall of the air inlet 22, the upper and lower end walls of the bevel gear groove 26 and the upper end surface of the connecting block 28 in a rotating fit manner, the upper end of the motor shaft 27 is fixedly connected with the air intake fan 21, a motor bevel gear 40 is arranged at the middle end of the motor shaft 27, a motor 30 is arranged on the upper end wall of the power cavity 29, the motor 30 is connected with the motor shaft 27 in a power manner, the lower end of the motor 30 is connected with a penetrating shaft 38 extending into the driving groove 32 in a power manner, the penetrating shaft 38 is connected with the lower end wall of the power cavity 29 in a rotating fit manner, the motor 30 is turned on to drive the air intake fan 21 to draw wind into the air inlet 22.
The two rotating mechanisms 104 of the cooling device 103 are arranged, the rotating mechanism 104 comprises a transverse shaft 25, the transverse shaft 25 is connected with the left end wall of the bevel gear groove 26 and the right end wall of the air outlet groove 59 in a rotating fit manner, the right end of the transverse shaft 25 is provided with a transverse shaft bevel gear 39 capable of being meshed with the motor bevel gear 40, the left end of the transverse shaft 25 is provided with a connecting rod 24, the connecting rod 24 is connected with the upper end wall and the lower end wall of the air outlet groove 59 in a sliding fit manner, a concave block 41 is connected in the concave block sliding groove 51 in a sliding fit manner, the concave block 41 is fixedly connected with the connecting rod 24, a concave block spring 52 is connected between the concave block 41 and the right end wall of the concave block sliding groove 51, a groove 42 is arranged on the upper end face of the concave block 41, a trigger block 43 is connected in the groove 42 in a sliding fit manner, and a trigger spring 44, the upper end of the trigger block 43 is provided with a button 45, the middle end of the trigger block 43 is connected with a button sleeve 46 in a sliding fit manner, the button sleeve 46 is connected with the front end wall and the rear end wall of the top groove 60 in a sliding fit manner, the right end face of the button sleeve 46 is provided with a rack 47, the rack 47 is connected with the through hole 48 in a sliding fit manner, the upper end wall and the lower end wall of the working chamber 53 are connected with a vertical shaft 49 in a rotating fit manner, the upper end of the vertical shaft 49 is provided with an upper gear 50 engaged with the rack 47, the middle end of the vertical shaft 49 is provided with a lower gear 54, the vertical shaft 49 extends downwards to enter the switch groove 55 and is connected with the upper end wall and the lower end wall of the switch groove 55 in a rotating fit manner, the lower end wall of the working chamber 53 is connected with a driven shaft 57 in a front-back symmetrical rotating fit manner, the upper end of the driven shaft 57 is provided with a driven gear 56, and is connected with the upper and lower end walls of the switch slot 55 in a rotating fit manner, the lower ends of the driven shaft 57 and the vertical shaft 49 are provided with a baffle plate 58, the switch slot 55 can be closed by the baffle plate 58, the button 45 is moved to the right, so that the rack 47 is driven to move to the right, and the driven shaft 57 and the baffle plate 58 rotate to open the switch slot 55.
The toggle mechanism 105 of the linkage device 106 includes a latch 37, the latch 37 is fixedly connected with the through shaft 38, a latch slot 36 is disposed at a lower end of the latch 37, the latch slot 36 can be connected with the T-shaped rod 33 in a sliding fit manner, a lower end of the T-shaped rod 33 is connected with the bottom slot 35 in a sliding fit manner, a right end of the T-shaped rod 33 is connected with the toggle slot 31 in a sliding fit manner, and the driving slot 32 is pushed upwards and inserted into the latch slot 36.
When the air blowing device is used, when one person blows, the button 45 at one end is moved to the right, so that the concave block 41, the trigger block 43, the connecting rod 24, the button sleeve 46 and the rack 47 are moved to the right, when the right end is moved, the left end of the trigger block 43 is clamped into the top groove 60, the rack 47 drives the upper gear 50, the vertical shaft 49, the lower gear 54, the driven gear 56, the driven shaft 57 and the baffle plate 58 to rotate, the switch groove 55 is opened, the motor conical teeth 40 are meshed with the transverse shaft conical teeth 39 to open the motor 30, so that the motor shaft 27, the motor conical teeth 40 and the air inlet fan 21 are driven to rotate, so that the air is sucked into the air inlet 22, the motor conical teeth 40 drive the transverse shaft conical teeth 39, the transverse shaft 25 and the air outlet fan 23 to rotate, so as to blow air, when several persons need to start, the button 45 at the other end is moved to the right, so that the two rotating mechanisms 104 are opened, the driving groove 32 is pushed upwards, inserted into the, when the two cooling devices 103 are operated simultaneously by holding the handle 34, the connecting block 28 and the fan casing 100 are rotated around the handle 34, and when the fan needs to be turned off, the button 45 is pressed, so that the trigger block 43 is disengaged from the top groove 60.
The invention has the beneficial effects that: this device has overcome the shortcoming that traditional handheld little fan can only single use, through the rotation of two fans and the rotation of whole device for many people can enjoy nice and cool wind simultaneously, and this device can be with the wind suction simultaneously, has increaseed wind-force more, and this device has reduced the possibility of makeing mistakes through mechanical transmission cooperation.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.
Claims (4)
1. The utility model provides a handheld fan that many people used, includes the fan shell, its characterized in that: the fan casing is internally provided with a bevel gear groove, the upper end of the bevel gear groove is provided with an air inlet communicated with the outside, an air inlet device is arranged in the air inlet, the air inlet device comprises an air inlet fan, the air inlet device can suck air from the air inlet, the air inlet device is also provided with a power mechanism, air outlet grooves are symmetrically arranged at the left end and the right end of the bevel gear groove, a cooling device is arranged in the air outlet grooves and comprises an air outlet fan, the cooling device can cool air for people, a rotating mechanism is further arranged in the cooling device, the upper end wall of the air outlet groove is provided with a concave block chute, the upper end wall of the concave block chute is provided with a top groove communicated with the outside, the end wall of the top groove, which is close to the air inlet, is provided with a through hole, the end wall of the through hole, which is close to the air inlet, is provided with a working, the fan shell is characterized in that the left end and the right end of the switch groove are respectively communicated with the air inlet and the air outlet groove, a connecting block is arranged at the lower end of the fan shell, a power cavity is arranged in the connecting block, the lower end of the connecting block is connected with a handle in a rotating fit mode, a driving groove is formed in the handle, a bottom groove is formed in the lower end wall of the driving groove, a shifting groove is formed in the right end wall of the driving groove, a linkage device is arranged in the driving groove and comprises a T-shaped rod, the linkage device can drive the connecting block to rotate, and a shifting mechanism is further arranged in the linkage device.
2. A handheld fan for use by multiple persons, according to claim 1, wherein: the power mechanism in the air inlet device further comprises a motor shaft, the motor shaft is connected with the lower end wall of the air inlet, the upper end wall and the lower end wall of the bevel gear groove and the upper end face of the connecting block in a rotating fit mode, the upper end of the motor shaft is fixedly connected with the air inlet fan, motor bevel teeth are arranged at the middle end of the motor shaft, a motor is arranged on the upper end wall of the power cavity and is in power connection with the motor shaft, a penetrating shaft extending into the driving groove is in power connection with the lower end wall of the motor shaft in a rotating fit mode, the motor is opened, the air inlet fan is driven to rotate, and accordingly air is sucked into the air inlet.
3. A handheld fan for use by multiple persons, according to claim 2, wherein: the two rotating mechanisms of the cooling device are arranged, each rotating mechanism comprises a cross shaft, the cross shaft is connected with the left end wall of the bevel gear groove and the right end wall of the air outlet groove in a rotating fit manner, the right end of the cross shaft is provided with a cross shaft bevel gear which can be meshed with the motor bevel gear, the left end of the cross shaft is provided with a connecting rod, the connecting rod is connected with the upper end wall and the lower end wall of the air outlet groove in a sliding fit manner, a concave block is connected in the concave block sliding groove in a sliding fit manner, the concave block is fixedly connected with the connecting rod, a concave block spring is connected between the concave block and the right end wall of the concave block sliding groove, the upper end face of the concave block is provided with a groove, a trigger block is connected in the groove in a sliding fit manner, a trigger spring is connected between the lower end of the trigger block and the lower end wall of the groove, the upper end, the push button sleeve is connected with the front end wall and the rear end wall of the top groove in a sliding fit manner, a rack is arranged on the right end face of the push button sleeve and is connected with the through hole in a sliding fit manner, the upper end wall and the lower end wall of the working cavity are connected with a vertical shaft in a rotating fit manner, an upper gear meshed with the rack is arranged at the upper end of the vertical shaft, a lower gear is arranged at the middle end of the vertical shaft, the vertical shaft extends downwards and enters the switch groove and is connected with the upper end wall and the lower end wall of the switch groove in a rotating fit manner, the lower end wall and the front end and the rear end of the lower end wall of the working cavity are connected with driven shafts in a symmetrical rotating fit manner, a driven gear meshed with the lower gear is arranged at the upper end of the driven shaft, the driven shaft extends downwards and enters the switch groove and is connected with the upper end wall and the lower end wall of the switch groove, and moving the button to the right so as to drive the rack to move to the right, and rotating the driven shaft and the baffle plate to open the switch slot.
4. A handheld fan for use by multiple persons, according to claim 2, wherein: the shifting mechanism of the linkage device comprises a clamping block, the clamping block is fixedly connected with the through shaft, a clamping groove is formed in the lower end of the clamping block, the clamping groove can be connected with the T-shaped rod in a sliding fit mode, the lower end of the T-shaped rod is connected with the bottom groove in a sliding fit mode, the right end of the T-shaped rod is connected with the shifting groove in a sliding fit mode, and the driving groove is pushed upwards and inserted into the clamping groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910310164.7A CN110081002B (en) | 2019-04-17 | 2019-04-17 | Handheld fan that many people used |
| JP2019086932A JP6603937B1 (en) | 2019-04-17 | 2019-04-28 | Handheld fans used by multiple people |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910310164.7A CN110081002B (en) | 2019-04-17 | 2019-04-17 | Handheld fan that many people used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110081002A CN110081002A (en) | 2019-08-02 |
| CN110081002B true CN110081002B (en) | 2020-04-07 |
Family
ID=67415391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910310164.7A Active CN110081002B (en) | 2019-04-17 | 2019-04-17 | Handheld fan that many people used |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6603937B1 (en) |
| CN (1) | CN110081002B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111288004A (en) * | 2020-02-15 | 2020-06-16 | 泉州市天云创技术服务有限公司 | High-efficient cooling fan of aerodynamic formula |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6257502B1 (en) * | 1999-07-21 | 2001-07-10 | Mist & Cool, Llc | Misting systems |
| CN1987115A (en) * | 2005-12-19 | 2007-06-27 | 常家宏 | Two side electric fan |
| CN201202667Y (en) * | 2008-05-23 | 2009-03-04 | 嵇圣林 | Multi-head breeze fan |
| CN101672293B (en) * | 2009-10-13 | 2011-03-02 | 吕荣焕 | Multi-head fan |
| CN203051169U (en) * | 2012-11-22 | 2013-07-10 | 万晓杰 | Handheld fan |
| CN203285706U (en) * | 2013-05-16 | 2013-11-13 | 李丹天 | Seat type three-sided electric fan |
| CN104421177A (en) * | 2013-09-02 | 2015-03-18 | 陕西平杰科工贸有限公司 | Multi-head fan |
| CN105298886A (en) * | 2015-12-09 | 2016-02-03 | 钦州学院 | Electric fan capable of blowing air in large area |
| JP6221024B1 (en) * | 2017-01-24 | 2017-10-25 | 豊田 哲郎 | Fans, fixtures, saddle-type appliances, wheel-type appliances, vacuum cleaners, and wearing items |
| CN206785676U (en) * | 2017-04-21 | 2017-12-22 | 深圳市康铭盛科技实业股份有限公司 | A kind of portable multi-function holds fan |
-
2019
- 2019-04-17 CN CN201910310164.7A patent/CN110081002B/en active Active
- 2019-04-28 JP JP2019086932A patent/JP6603937B1/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN110081002A (en) | 2019-08-02 |
| JP6603937B1 (en) | 2019-11-13 |
| JP2020176618A (en) | 2020-10-29 |
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Effective date of registration: 20200316 Address after: 325000 room 705, building 3, huichanghui, Shuixin north, Lucheng District, Wenzhou City, Zhejiang Province Applicant after: Wenzhou tanghao Network Technology Co., Ltd Address before: 133 Dongzheng Road, Huinan Town, Pudong New Area, Shanghai, 2003 Applicant before: Shanghai Junyu Commodity Co.,Ltd. |
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