CN110701075A - Double-sided electric fan - Google Patents
Double-sided electric fan Download PDFInfo
- Publication number
- CN110701075A CN110701075A CN201810747049.1A CN201810747049A CN110701075A CN 110701075 A CN110701075 A CN 110701075A CN 201810747049 A CN201810747049 A CN 201810747049A CN 110701075 A CN110701075 A CN 110701075A
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- oil storage
- double
- mounting platform
- electric fan
- fan
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Links
- 210000000078 claw Anatomy 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 16
- 241000883990 Flabellum Species 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 238000011900 installation process Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000007664 blowing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000007493 shaping process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 241000886569 Cyprogenia stegaria Species 0.000 description 1
- 206010019345 Heat stroke Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
Classifications
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- 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
-
- 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
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- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/325—Rotors specially for elastic fluids for axial flow pumps for axial flow fans
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- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/34—Blade mountings
-
- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/384—Blades characterised by form
- F04D29/386—Skewed blades
-
- 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
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/38—Blades
- F04D29/388—Blades characterised by construction
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 double-sided electric fan which comprises a base, a shell arranged on the base, a motor arranged in the shell and an air outlet device arranged at the front end of the shell, wherein the air outlet device comprises a fan blade mounting platform and fan blades, the motor drives the fan blade mounting platform to rotate, a plurality of mounting platforms are arranged on the fan blade mounting platform, a plurality of fan blades are detachably mounted on the peripheries of the mounting platforms, and the mounting directions of adjacent fan blades are opposite. The invention aims to provide a double-sided electric fan which is stable in structure, low in cost and capable of blowing air on two sides.
Description
Technical Field
The invention belongs to the technical field of electric fans, and particularly relates to a double-sided electric fan.
Background
The electric fan is a main heatstroke prevention and cooling appliance for many people, so the electric fan is a necessity in family life and even work at present, and particularly in summer, the electric fan becomes indispensable.
The electric fans on the market generally blow in a single direction, even if a swinging air supply mode is used, the electric fans cannot simultaneously blow in two directions, and the electric fans cannot enjoy the feeling of cold air in a certain time.
At present, many companies work in a centralized mode, the positions of the desktops of the desks are limited, and the desktops occupy too much space when one fan is placed in each desk. And the desk and chair of office are put face to face generally and are put or two liang of adjacent modes of putting, even used the fan of shaking the head, the air supply angle of the fan of shaking the head also rarely can reach 180, hardly reach the effect of giving consideration to both ends with a fan, and have very big part air supply angle in the middle extravagant, done useless work.
Disclosure of Invention
The invention aims to provide a double-sided electric fan which is stable in structure, low in cost and capable of blowing air on two sides.
The purpose of the invention is realized as follows: the utility model provides a double-sided electric fan, includes the base, sets up the casing on the base and sets up the air-out device at the casing front end, the air-out device includes motor, flabellum mounting platform and flabellum, and motor drive flabellum mounting platform rotates, be provided with a plurality of mount table on the flabellum mounting platform, mount table periphery demountable installation has a plurality of flabellums, and adjacent flabellum installation opposite direction.
Preferably, the mounting table is connected with a mounting seat formed on one side of the fan blade, a limiting block is formed on the mounting table, a limiting hole is formed in the mounting seat, and the limiting block is matched in the limiting hole.
Preferably, the front end of the mounting seat is formed with a sliding surface, and the sliding surface is used for guiding or reducing resistance in the process of installing the limiting hole.
Preferably, the mounting seat is formed with a limiting strip, and the limiting strip abuts against the outer edge of the fan blade mounting platform.
Preferably, a connecting core body is arranged in the shell, one end of the connecting core body is arranged in the fan blade mounting platform, and the other end of the connecting core body is connected with an oil storage pipe; the oil storage pipe includes oil storage pipe front portion, oil storage pipe middle part and oil storage pipe rear portion, a plurality of oil storage tanks have been seted up at the oil storage pipe middle part, the shaping has the sealing member in the casing, and oil storage pipe middle part periphery cover is equipped with the sealing member, sealing member one end support and lean on connecting the core body, and the other end of sealing member supports and leans on at the oil storage pipe rear portion.
Preferably, the shaping of the anterior periphery of oil storage pipe has a plurality of recesses, the oil storage pipe is anterior to wear to establish in the connection core, and recess and a plurality of sand grips looks adaptations of shaping in the connection core, connection core one end supports and leans on one end at oil storage pipe middle part.
Preferably, a main shaft penetrates through the connecting core body, one end of the main shaft is arranged in the middle of the fan blade mounting platform, a magnetic ring is arranged in the fan blade mounting platform along the circumference, and a coil is arranged between the magnetic ring and the connecting core body.
Preferably, the coil is fixed in a claw pole group, the claw pole group comprises an upper claw pole and a lower claw pole, the upper claw pole and the lower claw pole are oppositely arranged, and an installation cavity is formed between the upper claw pole and the lower claw pole.
Preferably, the spindle comprises a shaft rod and a fixed seat, the fixed seat is installed at the bottom of the fan blade installation platform, and the shaft rod is arranged above the fixed seat and connected to the inside of the connecting core body; the lower end face of the connecting core body is arranged on the upper end face of the fixed seat.
Preferably, both sides of the fan blade mounting platform are provided with dust covers, and the surfaces of the dust covers are provided with a plurality of heat dissipation holes.
Compared with the prior art, the invention has the outstanding and beneficial technical effects that:
1. the number of the fan blades is designed to be 6, the angles of every two adjacent fan blades are 180 degrees opposite, namely 22 degrees, 202 degrees, 22 degrees and 202 degrees, the number of the designed fan blades is 3, the designed fan blades work simultaneously in two groups, one group of fan blades blows in the forward direction, one group of fan blades blows in the reverse direction, double-sided air supply is realized in two directions, the use is convenient, the cost is reduced or the energy consumption is reduced by using the same motor, the space for placing an electric fan is reduced, and better development in a market is realized.
2. The adjacent fan blades designed by the invention have opposite installation angles, so that double-sided air outlet of the fan is realized when the fan works. The fan blades are designed to have a certain inclination angle, an airflow flowing space is formed when the fan blades rotate, and air flows through the flowing space, so that the counter-rotation of the fan blades at the same speed can enable the counter-torque of the fan blades to be mutually offset, and the stability of the fan is improved; the design is more energy-saving and environment-friendly, and the cost is reduced.
3. The electric fan has the advantages of ingenious design, convenience in use, high stability, and capability of effectively saving cost and improving the utilization rate of the electric fan.
Drawings
FIG. 1 is a schematic diagram of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is an enlarged view at A in FIG. 2;
FIG. 4 is an exploded view of the internal structure of the present invention;
FIG. 5 is an exploded view of the connective core and reservoir of the present invention;
fig. 6 is a schematic view of the gas flow relationship of the present invention.
In the figure: 1-a base; 2-a shell; 21-a seal; 3-air outlet device;
31-a fan blade mounting platform; 311-mounting table; 312-a stop block; 32-fan blades; 321-a mounting seat; 322-a limiting hole; 323-a slide surface; 324-a stop bar; 4-a couple core; 41-convex strips;
5-an oil storage pipe; 51-front part of oil storage tube; 511-grooves; 52-middle of reservoir tube; 521-an oil storage tank; 53-the rear of the reserve tube; 6-a main shaft; 61-shaft lever; 62-a fixed seat; 7-a magnetic ring; 71-a coil; 72-claw pole group; 721-upper claw pole; 722-lower claw pole; 8-dust cover.
Detailed Description
The invention is further described below in terms of specific examples.
As shown in fig. 1-6, a double-sided electric fan includes a base 1, a casing 2 disposed on the base 1, and an air outlet device 3 disposed at the front end of the casing 2, where the air outlet device 3 includes a motor, a fan blade mounting platform 31 and fan blades 32, the motor drives the fan blade mounting platform 31 to rotate, the fan blade mounting platform 31 is provided with a plurality of mounting platforms 311, the periphery of the mounting platforms 311 is detachably mounted with a plurality of fan blades 32, and the mounting directions of adjacent fan blades 32 are opposite.
The adjacent fan blades 32 are oppositely arranged, and the fan blades 32 are in a curve shape and are matched with the air flow to the maximum extent; when the electric fan is operated, an airflow flowing space is formed between the fan blades 32, and airflow is guided to be sucked into the fan blades 32 from top to bottom and pushed to two sides, so that the effect of double-sided air outlet is achieved.
Preferably, the mounting table 311 is connected to a mounting seat 321 formed on one side of the fan blade 32, a limiting block 312 is formed on the mounting table 311, a limiting hole 322 is formed on the mounting seat 321, and the limiting block 312 is matched in the limiting hole 322.
The fan blades 32 and the fan blade mounting platform 31 are detachably mounted, and the design of the limiting block 312 and the limiting hole 322 makes the connection between the two more firm, so as to prevent the fan blades 32 from flying out due to centrifugal force in the starting and rotating process of the electric fan.
Preferably, the front end of the mounting seat 321 is formed with a sliding surface 323, and the sliding surface 323 is used for guiding or reducing resistance during the installation process of the limiting hole 322.
The arrangement of the sliding surface 323 is beneficial to mounting the fan blade 32, and the mounting seat 321 can adapt to the limiting block 312 to buffer the mounting seat 321, so that the service life of the fan blade 32 is prolonged.
Preferably, a limiting strip 324 is formed on the mounting seat 321, and the limiting strip 324 abuts against the outer edge of the fan blade mounting platform 31.
As a first connection method of the fan blade 32 of the present invention: the fan blade mounting platform 31 is provided with a plurality of mounting platforms 311 for mounting the fan blades 32, and the mounting seat 321 formed at the front end of the fan blades 32 is screwed on the mounting platforms 311 through screws or bolts.
As a second connection method of the fan blade 32 of the present invention: the mounting table 311 comprises sliding surfaces 323 positioned at two sides, a limiting block 312 is further formed on the mounting table 311, a mounting seat 321 is formed at the front end of the fan blade 32, a limiting hole 322 is formed in the mounting seat 321, two sides of the mounting seat 321 are mounted on the mounting table 311 along the sliding surfaces 323, the limiting block 312 is matched in the limiting hole 322, and the design of the limiting block 312 and the limiting hole 322 can enable the structure for connecting the fan blade 32 to be more stable, prevent the fan blade 32 from falling out and ensure the safety of a user; the sliding surface 323 can fully embody the function of the limiting block 312, prevent the fan blade 2 from falling out from the upper surface, and improve the safety factor.
Preferably, a connection core body 4 is arranged in the shell 2, one end of the connection core body 4 is arranged in the fan blade mounting platform 31, and the other end of the connection core body 4 is connected with an oil storage pipe 5; the oil storage pipe 5 comprises an oil storage pipe front part 51, an oil storage pipe middle part 52 and an oil storage pipe rear part 53, a plurality of oil storage tanks 521 are formed in the oil storage pipe middle part 52, a sealing element 21 is formed in the shell 2, the periphery of the oil storage pipe middle part 52 is sleeved with the sealing element 21, one end of the sealing element 21 abuts against the connecting core body 4, and the other end of the sealing element 21 abuts against the oil storage pipe rear part 53.
In the actual use process, the motor rotation direction is random when the electric fan is started, in order to ensure that the electric fan always rotates in one direction, a starting spring is arranged in the annular groove 80 formed in the rear part 53 of the oil storage pipe, when the electric fan rotates in the reverse direction, the starting spring releases torsion to force the oil storage pipe to change the direction, in the process, the oil storage pipe 5 can rotate frequently, and the oil storage groove 521 is arranged to greatly reduce the friction force generated in the rotation process and prolong the service life of electric fan wind.
The oil storage tank 521 is arranged to reduce the friction between the oil storage pipe 5 and the electric fan shell 2, so as to prolong the service life of the electric fan, the sealing member 21 completely covers the oil storage tank 521 and is respectively abutted against the connecting core body 4 and the rear part 53 of the oil storage pipe, so as to realize a completely sealed state, prevent the oil inside from leaking out, and make the electric fan more durable. The connecting core body is a connecting piece, one end of the connecting core body is connected with an air outlet device 3, and the other end of the connecting core body is connected with an oil storage pipe 5.
Preferably, a plurality of grooves 511 are formed in the periphery of the front part 51 of the oil storage pipe, the front part 51 of the oil storage pipe is arranged in the connective core 4 in a penetrating manner, the grooves 511 are matched with a plurality of convex strips 41 formed in the connective core 4, and one end of the connective core 4 abuts against one end of the middle part 52 of the oil storage pipe.
The convex strip 41 and the groove 511 are mutually connected and matched, so that the oil storage pipe 5 is prevented from falling off from the connecting core body 4, the service life of the electric fan is influenced, and the integral structure is more stable; the compact structure can save the internal space of the electric fan and reduce the cost.
Preferably, a main shaft 6 penetrates through the connecting core body 4, one end of the main shaft 6 is arranged in the middle of the fan blade mounting platform 31, a magnetic ring 7 is arranged in the fan blade mounting platform 31 along the circumference, and a coil 71 is arranged between the magnetic ring 7 and the connecting core body 4.
The coil 71 is arranged outside the main shaft 6, so that the main shaft 6 can drive the coil 71 to rotate, and meanwhile, because the magnetic coil 7 generates a magnetic field, when the coil 71 rotates, the magnetic field is cut to convert electric energy into kinetic energy, so that the fan blade 32 is driven to rotate.
Preferably, the coil 71 is fixed in the claw pole group 72, the claw pole group 72 includes an upper claw pole 721 and a lower claw pole 722, the upper claw pole 721 and the lower claw pole 722 are oppositely arranged, and a mounting cavity is formed between the two.
The arrangement of the claw pole group 72 can enable the magnetic field to change constantly, and at this time, the coil 71 can cut the magnetic field to the maximum extent, so that electric energy is converted into kinetic energy more easily, and the fan blades are driven to rotate.
Preferably, the spindle 6 includes a shaft 61 and a fixing seat 62, the fixing seat 62 is installed at the bottom of the fan blade mounting platform 31, the shaft 61 is disposed above the fixing seat 62 and connected to the inside of the coupling core 4; the lower end surface of the couple core 4 is arranged on the upper end surface of the fixed seat 62.
Preferably, both sides of the fan blade mounting platform 31 are provided with dust covers 8, and the surface of each dust cover 8 is provided with a plurality of heat dissipation holes.
Because the motor can carry out work after the circular telegram, can give off the heat when rotatory, the space that 2 insides of casing and dust cover 8 formed is less, consequently need set up the louvre on dust cover 8 and casing 2, carries out the heat and gives off, guarantees that the motor can last normal work.
The working principle is that the adjacent fan blades 32 are oppositely arranged, and the fan blades 32 are in a curve shape and are matched with airflow to the maximum extent; when the electric fan is operated, an airflow flowing space is formed between the fan blades 32, and airflow is guided to be sucked into the fan blades 32 from top to bottom and pushed to two sides, so that the effect of double-sided air outlet is achieved.
Before the fan blade 32 is driven by the motor to rotate, the motor drives the oil storage pipe 5 to rotate for half a circle, and a guiding force is formed to guide the main shaft 6 in the connecting core body 4 to rotate. Thus, during each actuation, the reservoir tube 5 will have a half-turn friction with the seal 21. In the prior art, the oil storage pipe 5 is generally a regular cylinder, and is not provided with an oil storage mechanism, so that after the electric fan is used for a long time, various noises can be generated in the electric fan, the user experience is influenced, and the service life is influenced.
The oil storage pipe 5 is provided with the oil storage mechanism, the oil storage pipe 5 has half-circle friction with the sealing piece 21 in each starting process, and the oil in the oil storage tank 521 lubricates the sealing piece 21 at this time, so that the friction between the oil storage pipe 5 and the sealing piece 21 is reduced, and the effect of prolonging the service life is achieved.
The coil 71 is electrified to form a magnetic field which is equivalent to a stator in an engine, the magnetic coil 7 arranged on the inner side of the connecting core body 4 along the circumference is equivalent to a rotor, the rotor cuts magnetic induction lines while rotating around the stator, meanwhile, the rotation of the claw pole group 72 enables the surrounding magnetic field to be changed continuously, and the process is that the electric energy of the electrified coil 71 is converted into kinetic energy to realize the rotation of the fan blade 32; meanwhile, because of the resistance of the coil 71, a part of electric energy is inevitably converted into heat energy, and heat is inevitably generated to release heat outwards, so that the temperature naturally rises, and the heat energy can be dissipated through the heat dissipation holes of the dust cover 8.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. The utility model provides a double-sided electric fan, includes base (1), sets up casing (2) on base (1) and sets up air-out device (3) at casing (2) front end, its characterized in that, air-out device (3) include motor, flabellum mounting platform (31) and flabellum (32), and motor drive flabellum mounting platform (31) rotate, be provided with a plurality of mount table (311) on flabellum mounting platform (31), mount table (311) periphery demountable installation has a plurality of flabellum (32), and adjacent flabellum (32) installation opposite direction.
2. The double-sided electric fan as claimed in claim 1, wherein the mounting platform (311) is connected with a mounting seat (321) formed on one side of the fan blade (32), a limiting block (312) is formed on the mounting platform (311), a limiting hole (322) is formed on the mounting seat (321), and the limiting block (312) is matched in the limiting hole (322).
3. A double-sided electric fan as claimed in claim 1 or 2, wherein the front end of the mounting seat (321) is formed with a sliding surface (323), and the sliding surface (323) is used for guiding or reducing resistance during the installation process of the limiting hole (322).
4. The double-sided electric fan as claimed in claim 3, wherein the mounting base (321) is formed with a limiting strip (324), and the limiting strip (324) abuts against the outer edge of the fan blade mounting platform (31).
5. The double-sided electric fan as claimed in claim 1, wherein a connection core body (4) is arranged in the housing (2), one end of the connection core body (4) is arranged in the fan blade mounting platform (31), and the other end of the connection core body (4) is connected with an oil storage pipe (5); oil storage pipe (5) are including oil storage pipe front portion (51), oil storage pipe middle part (52) and oil storage pipe rear portion (53), a plurality of oil storage tanks (521) have been seted up in oil storage pipe middle part (52), casing (2) internal forming has sealing member (21), and oil storage pipe middle part (52) periphery cover is equipped with sealing member (21), sealing member (21) one end are supported and are leaned on connecting core (4), and the other end of sealing member (21) supports and leans on oil storage pipe rear portion (53).
6. The double-sided electric fan as claimed in claim 5, wherein a plurality of grooves (511) are formed on the periphery of the front part (51) of the oil storage tube, the front part (51) of the oil storage tube is arranged in the connecting core body (4) in a penetrating way, the grooves (511) are matched with a plurality of convex strips (41) formed in the connecting core body (4), and one end of the connecting core body (4) abuts against one end of the middle part (52) of the oil storage tube.
7. The double-sided electric fan as claimed in claim 5 or 6, wherein a main shaft (6) penetrates through the connecting core (4), one end of the main shaft (6) is arranged in the middle of the fan blade mounting platform (31), a magnetic coil (7) is arranged in the fan blade mounting platform (31) along the circumference, and a coil (71) is arranged between the magnetic coil (7) and the connecting core (4).
8. The double-sided electric fan according to claim 7, wherein the coil (71) is fixed in a claw pole group (72), the claw pole group (72) comprises an upper claw pole (721) and a lower claw pole (722), the upper claw pole (721) and the lower claw pole (722) are oppositely arranged, and a mounting cavity is formed between the upper claw pole and the lower claw pole.
9. The double-sided electric fan according to claim 7, wherein the main shaft (6) comprises a shaft rod (61) and a fixed seat (62), the fixed seat (62) is installed at the bottom of the fan blade mounting platform (31), the shaft rod (61) is arranged above the fixed seat (62) and is connected to the inside of the connecting core body (4); the lower end face of the connecting core body (4) is arranged on the upper end face of the fixed seat (62).
10. The double-sided electric fan as claimed in claim 1, wherein dust covers (8) are disposed on both sides of the blade mounting platform (31), and a plurality of heat dissipation holes are formed on the surface of the dust covers (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810747049.1A CN110701075A (en) | 2018-07-09 | 2018-07-09 | Double-sided electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810747049.1A CN110701075A (en) | 2018-07-09 | 2018-07-09 | Double-sided electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110701075A true CN110701075A (en) | 2020-01-17 |
Family
ID=69192980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810747049.1A Pending CN110701075A (en) | 2018-07-09 | 2018-07-09 | Double-sided electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110701075A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2256955Y (en) * | 1995-10-17 | 1997-06-25 | 浙江省桐乡市三星保安电器厂 | Bidirectional vane wheel for scavenger fan |
| WO2007085124A1 (en) * | 2006-01-26 | 2007-08-02 | Hangao Zhao | Oscillating air flow low-noise composite fan blade |
| CN105201908A (en) * | 2015-10-26 | 2015-12-30 | 珠海格力电器股份有限公司 | Axial flow impeller and fan or air conditioner with same |
| CN206929114U (en) * | 2017-07-21 | 2018-01-26 | 台州市美诗儿电器有限公司 | A kind of ceiling fan and its magnet ring fixing structure |
| CN207111474U (en) * | 2017-07-01 | 2018-03-16 | 宁波凯越国际贸易有限公司 | A kind of students' dormitory electric fan |
| CN207161359U (en) * | 2017-08-11 | 2018-03-30 | 台州市美诗儿电器有限公司 | A kind of ceiling fan |
| CN208651215U (en) * | 2018-07-09 | 2019-03-26 | 台州市美诗儿电器有限公司 | A kind of two side electric fan |
-
2018
- 2018-07-09 CN CN201810747049.1A patent/CN110701075A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2256955Y (en) * | 1995-10-17 | 1997-06-25 | 浙江省桐乡市三星保安电器厂 | Bidirectional vane wheel for scavenger fan |
| WO2007085124A1 (en) * | 2006-01-26 | 2007-08-02 | Hangao Zhao | Oscillating air flow low-noise composite fan blade |
| CN105201908A (en) * | 2015-10-26 | 2015-12-30 | 珠海格力电器股份有限公司 | Axial flow impeller and fan or air conditioner with same |
| CN207111474U (en) * | 2017-07-01 | 2018-03-16 | 宁波凯越国际贸易有限公司 | A kind of students' dormitory electric fan |
| CN206929114U (en) * | 2017-07-21 | 2018-01-26 | 台州市美诗儿电器有限公司 | A kind of ceiling fan and its magnet ring fixing structure |
| CN207161359U (en) * | 2017-08-11 | 2018-03-30 | 台州市美诗儿电器有限公司 | A kind of ceiling fan |
| CN208651215U (en) * | 2018-07-09 | 2019-03-26 | 台州市美诗儿电器有限公司 | A kind of two side electric fan |
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