CN211144872U

CN211144872U - High-performance thin fan

Info

Publication number: CN211144872U
Application number: CN201922339244.3U
Authority: CN
Inventors: 万仕栋; 吴勇
Original assignee: Shanghai Yersson Draft Apparatus Co ltd
Current assignee: Shanghai Yersson Draft Apparatus Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2020-07-31
Anticipated expiration: 2029-12-20

Abstract

The utility model relates to the technical field of fans, and discloses a high-performance thin fan, which comprises a top panel, wherein the bottom of the top panel is fixedly connected with a side panel, the bottom of the side panel is fixedly connected with a bottom panel, the left side surface of the top panel is provided with a support frame, the top of the support frame is fixedly provided with an ash baffle, two side panels on the left side are fixedly connected with a connecting rod, the center of the connecting rod is fixedly provided with a flat cylindrical platform, the center of the flat cylindrical platform is movably inserted with a first rotating shaft, and the bottom of the first rotating shaft is fixedly provided with a fan blade; the rotating directions of the first rotating shafts are opposite, and the two fan blades are installed oppositely, so that one fan blade is used for exhausting, and the other fan blade is used for air intake.

Description

High-performance thin fan

Technical Field

The utility model relates to a fan technical field specifically is a slim fan of high performance.

Background

Along with the development and progress of the society, a plurality of large buildings are present at present, windows of the ultra-large buildings can only be opened around a house, the ventilation effect of a small room in the middle is poor, at the moment, a fan is needed to ventilate a non-ventilated space, the space needing the fan is generally small, the smaller the volume of the fan is, the more the fan is suitable for installation, the larger the volume of the existing fan is, particularly, the thicker the fan is, the fan is not suitable for installation in a narrow space, the whole thickness of the fan is thicker as the existing fan is generally designed to be provided with a motor behind a fan blade, and dirty objects at an air inlet of the fan are not easy to clean when the existing fan is maintained, germs are easy to gather for a long time, and harm is caused to the health of indoor personnel.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a slim fan of high performance possesses the advantage that thickness is very thin and be convenient for clear up the maintenance, has solved the too thick installation of being not convenient for of present fan thickness and has been not convenient for clear up the problem of maintenance to the wind gap.

(II) technical scheme

For the purpose that realizes above-mentioned thickness is very thin and be convenient for clearance maintenance, the utility model provides a following technical scheme: a high-performance thin fan comprises a top panel, wherein the bottom of the top panel is fixedly connected with side panels, the bottom of each side panel is fixedly connected with a bottom panel, the left side surface of the top panel is provided with a support frame, the top of the support frame is fixedly provided with an ash baffle, the left side of each side panel is fixedly connected with a connecting rod, the center of each connecting rod is fixedly provided with an oblate column platform, the center of the oblate column platform is movably inserted with a first rotating shaft, the bottom of the first rotating shaft is fixedly provided with a fan blade, the top end of the fan blade is fixedly provided with a first conical gear, the right side of the first conical gear is rotatably provided with a second conical gear, a second rotating shaft is fixedly connected between the two second conical gears, the middle part of the second rotating shaft is fixedly provided with a first limiting plate, a belt is movably connected between the two, the two ends of the third rotating shaft are fixedly connected with a second limiting plate, the right side of the second limiting plate is movably connected with a motor, the lower fixed surface of the right end of the top panel is fixedly provided with a magnet and a right side, the bottom of the magnet is movably connected with a filter screen, the bottom of the filter screen is fixedly connected with a supporting platen, the bottom of the supporting platen is fixedly connected with a buckling plate, an air inlet and a left side are formed in the surface of the side panel at the bottom of the top panel, a bottom fixedly connected with support of the filter screen is formed in the bottom of the support, a cylindrical groove is formed in the bottom of the support, a cylindrical rod.

Preferably, a circular small steel ball is mounted on the surface, in contact with the first conical gear, of the oblate cylindrical platform, the circular small steel ball surrounds the lower surface of the first conical gear for a circle, a circle of annular groove corresponding to the diameter of the circular small steel ball is formed in the lower surface of the first conical gear, and the mounting directions of the two fan blades are opposite.

Preferably, the diameter length of limiting plate one is greater than the diameter length of pivot two, the width of belt equals the interval width between two limiting plates one, pivot two and pivot three all have rubber pad installation surface with belt contact department, the diameter length of limiting plate two is greater than the diameter length of pivot three, the rubber pad is installed to motor and bottom surface plate diameter.

Preferably, the height of the filter screens is equal to that of the air inlet, a layer of thin iron sheet is installed at the tops of the two filter screens, the width of the support is larger than that of the filter screens, the width of the buckling plate is larger than that of the support platen, and a groove which is equal to the bottom area of the support platen is formed in the contact position of the bottom panel and the support platen.

Preferably, the inner wall of the columnar groove is provided with a thread groove, the top of the cylindrical rod is provided with a threaded rod, the specification of the thread groove formed in the inner wall of the columnar groove is matched with the threaded rod at the top of the cylindrical rod, and the bottom of the cylindrical rod is T-shaped.

Preferably, the diameter of protection casing is greater than the diameter of flabellum, the hole on ash blocking plate surface is the toper, and the diameter of the aperture first half on cylinder pole surface is less than the diameter of the latter half promptly, and the intensive evenly distributed of aperture on ash blocking plate surface, the annular groove has been seted up to side inboard board inside of pivot two and two side board contact departments, and the diameter of pivot two here is greater than the diameter of the pivot two of other places.

(III) advantageous effects

Compared with the prior art, the utility model provides a slim fan of high performance possesses following beneficial effect:

1. this high performance slim fan, install the left and right sides at the motor respectively through two flabellums, rethread pivot one, two flabellums link together about bevel gear one and pivot two, pivot two and pivot three are connected to the rethread belt, thereby it rotates to drive pivot three through the starter motor and rotates to drive pivot two, pivot two rotates through pivot one, bevel gear one and bevel gear two drive the flabellum and rotate, because the rotation opposite direction of two pivot one, two flabellums are mutually opposite installation again, so one of two flabellums is used for the exhaust, one is used for admitting air, because transversely install the motor between two flabellums, rather than install the afterbody at two flabellums with the motor, thereby make the whole of fan reduce the thickness of a motor length, thereby the very thin effect of fan thickness has been reached.

2. This slim fan of high performance, set up the air intake through the side panel surface between top panel and bottom surface board, through installing the filter screen in the air intake, inside impurity dust in having prevented the air gets into the fan, respectively install a filter screen about the air intake is inside simultaneously, one high one low distribution, when the filter screen on right side is washd to needs, combine with the support through the cylinder pole earlier, through cylinder pole jack-up left filter screen, make left filter screen link to each other with magnet, when pulling buckle plate pulls out the filter screen on right side and washs, left filter screen can continue the performance and block the effect of impurity and dust in the air, be convenient for clear up maintenance and maintenance to the right side filter screen that has of performance primary importance, thereby reached the effect of the maintenance of being convenient for clear up.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic diagram of a side view of the filter screen of the present invention;

FIG. 4 is a schematic view of the bottom structure of the support of the present invention;

fig. 5 is a schematic view of the bottom view of the present invention;

fig. 6 is a schematic view of the cylindrical rod structure of the present invention.

In the figure: 1-top panel, 2-side panel, 3-bottom panel, 4-support frame, 5-dust baffle, 6-connecting rod, 7-oblate column table, 8-first rotating shaft, 9-fan blade, 10-first conical gear, 11-second conical gear, 12-second rotating shaft, 13-first limiting plate, 14-belt, 15-third rotating shaft, 16-second limiting plate, 17-motor, 18-magnet, 19-support bedplate, 20-filter screen, 21-snap plate, 22-air inlet, 23-support, 24-columnar groove, 25-columnar rod and 26-protective cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, a high performance slim fan includes a top panel 1, a side panel 2 fixedly connected to the bottom of the top panel 1, a bottom panel 3 fixedly connected to the bottom of the side panel 2, a support frame 4 installed on the left side surface of the top panel 1, an ash blocking plate 5 fixedly installed on the top of the support frame 4, a connecting rod 6 fixedly connected between the two side panels 2 on the left side, a flat cylindrical table 7 fixedly installed at the center of the connecting rod 6, a circular small steel ball installed on the surface of the flat cylindrical table 7 contacting with a conical gear 10, the circular small steel ball surrounding the lower surface of the conical gear 10 by a circle, a ring-shaped groove corresponding to the diameter of the circular small steel ball formed on the lower surface of the conical gear 10, two fan blades 9 installed in opposite directions, the small steel ball installed between the flat cylindrical table 7 and the conical gear 10 to reduce the rotational friction force between the flat cylindrical table 7 when the conical gear 10 rotates, the kinetic energy of friction loss is reduced, the integral energy efficiency ratio of the fan is higher, the fan is environment-friendly and energy-saving, the rotating directions of the two conical gears 10 on the left side and the right side are opposite, the mounting directions of the two fan blades 9 are opposite, the flowing directions of air flows on the two sides are opposite, the rotating shaft I8 is movably inserted in the center of the oblate cylindrical platform 7, the fan blades 9 are fixedly mounted at the bottom of the rotating shaft I8, the conical gears 10 are fixedly mounted at the top ends of the fan blades 9, the conical gears 11 are rotatably mounted on the right side of the conical gears 10, the rotating shaft II 12 is fixedly connected between the two conical gears 11, the limiting plate I13 is fixedly mounted in the middle of the rotating shaft II 12, the diameter length of the limiting plate I13 is larger than that of the rotating shaft II 12, the width of the belt 14 is equal to the spacing width between the two limiting plates I13, and the, the diameter length of the second limit plate 16 is greater than that of the third rotating shaft 15, rubber pads are arranged on the motor 17 and the bottom panel 3 in diameter, the first limit plate 13 and the second limit plate 16 with large diameters have the function of preventing the belt 14 from sliding left and right on the surfaces of the second rotating shaft 12 and the third rotating shaft 15, the rubber pads arranged at the contact positions of the second rotating shaft 12 and the third rotating shaft 15 and the belt 14 are used for preventing the belt 14 from slipping in the rotating process, the rubber pads arranged at the bottom of the motor 17 are used for reducing the abrasion of the vibration of the motor 17 on the bottom panel 3, the belt 14 is movably connected between the two first limit plates 13, the third rotating shaft 15 is movably connected at the bottom of the belt 14, the second limit plate 16 is fixedly connected at two ends of the third rotating shaft 15, the motor 17 is movably connected at the right side of the second limit plate 16, the magnet 18 is fixedly arranged on the lower surface of, the top of each of the two filter screens 20 is provided with a layer of thin iron sheet, the width of the support 23 is larger than that of the filter screen 20, the width of the buckling plate 21 is larger than that of the support platen 19, the contact part of the bottom panel 3 and the support platen 19 is provided with a groove with the same size as the bottom area of the support platen 19, the filter screen 20 is used for intercepting impurities in the air and preventing the impurities from entering a room through the air inlet 22, the filter screen 20 can completely block the air inlet 22, the thin iron sheet is connected with the bottom of the top panel 1 by the suction force of the magnet 18 when contacting the magnet 18 and cannot fall from the bottom of the top panel 1, the groove can allow the support platen 19 to penetrate through the bottom panel 3, the buckling plate 21 has the function of preventing the filter screen 20 on the right side from being pulled out when replacing the filter screen 20, the bottom of the filter screen 20 is fixedly connected with the support platen 19, the bottom of the, the bottom of the left filter screen 20 is fixedly connected with a support 23, the bottom of the support 23 is provided with a columnar groove 24, the inner wall of the columnar groove 24 is provided with a thread groove, the top of the cylindrical rod 25 is provided with a threaded rod, the specification of the thread groove arranged on the inner wall of the columnar groove 24 is matched with the threaded rod at the top of the cylindrical rod 25, the bottom of the cylindrical rod 25 is in a T shape, the thread groove matched threaded rod can rotate through threads to enable the cylindrical rod 25 to be fixedly connected to the support 23, so that the left filter screen 20 can slide up and down through the cylindrical rod 25, when the right filter screen 20 is replaced, the left filter screen 20 is pushed up through the cylindrical rod 25 to be connected with the magnet 18, so that dust entering when the right filter screen 20 is not in use is blocked, the T-shaped hand lever at the bottom of the cylindrical rod 25 is convenient to rotate the cylindrical rod 25, the cylindrical rod 25, the lower surface of the bottom panel 3 is fixedly provided with a protective cover 26, the diameter of the protective cover 26 is larger than that of the fan blades 9, the hole on the surface of the dust baffle 5 is conical, that is, the diameter of the upper half part of the small hole on the surface of the cylindrical rod 25 is smaller than that of the lower half part, the small holes on the surface of the ash baffle 5 are densely and uniformly distributed, the side panel 2 at the contact part of the second rotating shaft 12 and the two side panels 2 is internally provided with a circular groove, the diameter of the second rotating shaft 12 is larger than that of the second rotating shaft 12 at other places, and the conical small hole enables the outlet flow velocity of gas discharged through the small hole on the surface of the ash baffle 5 to be higher, therefore, dust can not be accumulated on the surface of the dust baffle plate 5, the dust is prevented from entering a chamber below the bottom panel 3, the rotating shaft II 12 with a slightly larger diameter is in contact with the annular groove formed in the side panel 2, the rotating shaft II 12 can be prevented from sliding left and right, and the two bevel gears I10 are prevented from being extruded.

The working principle is that when the fan needs to be assembled, two fan blades 9 are respectively arranged on the left side and the right side of a motor 17 and fixed on an oblate cylindrical table 7, the left fan blade 9 and the right fan blade 9 are connected together through a first rotating shaft 8, a first conical gear 10, a second rotating shaft 12 and a second gear 11, so that the two fan blades 9 can rotate under the drive of the same power source, the second rotating shaft 12 and the third rotating shaft 15 are connected through a belt 14, the third rotating shaft 15 is driven to rotate through the rotation of the motor 17, so that the second rotating shaft 12 is driven to rotate, the first rotating shaft 8, the first conical gear 10 and the second conical gear 11 drive the fan blades 9 to rotate, because the rotating directions of the first rotating shafts 8 are opposite, the two fan blades 9 are arranged oppositely, so that the fan blades 9 on the right side can suck air from the outside to the inside of the room, and the fan blades 9, indoor air is exhausted through the rotating suction force of the fan blades 9, so that indoor circulating ventilation is realized, meanwhile, the opening of the air inlet 22 is not upward, the possibility that dust in the vertical direction enters the indoor through the air inlet 22 is reduced, the cleanliness of initial air entering the indoor is increased, because the motor 17 is transversely arranged between the two fan blades 9 instead of the motor 17 arranged at the tail parts of the two fan blades 9, the thickness of the length of one motor 17 of the fan is reduced, the filter screen 20 is arranged in the air inlet 22, so that the impurity dust in the air is prevented from entering the inside of the fan, meanwhile, the filter screens 20 are respectively arranged at the left and the right in the air inlet 22 and are distributed in a high-low mode, when the filter screen 20 at the right side needs to be cleaned, the filter screen 20 at the left side is firstly combined with the support 23 through the cylindrical rod 25, the filter screen 20 at the left side is jacked up through the cylindrical, when pulling buckle plate 21 and pulling out the filter screen 20 on right side and wasing, left filter screen 20 can continue to exert the effect of blockking impurity and dust in the air, is convenient for clear up maintenance and maintenance to the filter screen 20 that has the right side that plays the primary role.

In summary, in the high-performance slim fan, the two fan blades 9 are respectively installed on the left side and the right side of the motor 17, the left fan blade 9 and the right fan blade 9 are connected together through the first rotating shaft 8, the first conical gear 10 and the second rotating shaft 12, the second rotating shaft 12 and the third rotating shaft 15 are connected through the belt 14, the third rotating shaft 15 is driven to rotate by starting the motor 17, so as to drive the second rotating shaft 12 to rotate, the second rotating shaft 12 drives the fan blades 9 to rotate through the first rotating shaft 8, the first conical gear 10 and the second conical gear 11, because the rotating directions of the first rotating shafts 8 are opposite, the two fan blades 9 are installed in opposite directions, one fan blade 9 is used for exhausting air and the other fan blade is used for air intake, because the motor 17 is transversely installed between the two fan blades 9, rather than the motor 17 is installed at the tail parts of the two fan blades 9, so that the, thereby achieving the effect of very thin thickness of the fan; air intake 22 is seted up through 2 surfaces of side board between top panel 1 and bottom panel 3, through install filter screen 20 in air intake 22, inside the impurity dust that has prevented in the air gets into the fan, respectively install filter screen 20 about air intake 22 is inside simultaneously, one high one low distribution, when the filter screen 20 on needs washing right side, combine with support 23 through cylinder pole 25 earlier, through cylinder pole 25 jack-up left filter screen 20, make left filter screen 20 link to each other with magnet 18, when pulling buckle plate 21 pulls out the washing with right side filter screen 20, left filter screen 20 can continue to exert the effect of blockking impurity and dust in the air, be convenient for clear up maintenance and maintenance to the right side filter screen 20 that has of performance primary action, thereby reached the effect of the maintenance of being convenient for clear up.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a slim fan of high performance, includes top panel (1), its characterized in that: the bottom of the top panel (1) is fixedly connected with side panels (2), the bottom of the side panels (2) is fixedly connected with an underside panel (3), the left side surface of the top panel (1) is provided with a support frame (4), the top of the support frame (4) is fixedly provided with an ash baffle (5), the two left side panels (2) are fixedly connected with a connecting rod (6), the center of the connecting rod (6) is fixedly provided with an oblate column platform (7), the center of the oblate column platform (7) is movably inserted with a rotating shaft I (8), the bottom of the rotating shaft I (8) is fixedly provided with a fan blade (9), the top of the fan blade (9) is fixedly provided with a conical gear I (10), the right side of the conical gear I (10) is rotatably provided with a conical gear II (11), and the two conical gear II (11) are fixedly connected with a rotating shaft II (12, the middle of the second rotating shaft (12) is fixedly provided with a first limiting plate (13), a belt (14) is movably connected between the two first limiting plates (13), the bottom of the belt (14) is movably connected with a third rotating shaft (15), two ends of the third rotating shaft (15) are fixedly connected with a second limiting plate (16), the right side of the second limiting plate (16) is movably connected with a motor (17), the lower surface of the right end of the top panel (1) is fixedly provided with a magnet (18), the bottom of the right side of the magnet (18) is movably connected with a filter screen (20), the bottom of the filter screen (20) is fixedly connected with a supporting platen (19), the bottom of the supporting platen (19) is fixedly connected with a buckle plate (21), the surface of the side panel (2) at the bottom of the top panel (1) is provided with an air inlet (22), and the left side, a cylindrical groove (24) is formed in the bottom of the support (23), a cylindrical rod (25) is movably connected to the inner wall of the cylindrical groove (24), and a protective cover (26) is fixedly mounted on the lower surface of the bottom panel (3).

2. The high performance thin fan of claim 1, wherein: the surface of the flat cylindrical platform (7) in contact with the first conical gear (10) is provided with a round small steel ball, the round small steel ball surrounds the lower surface of the first conical gear (10) by a circle, the lower surface of the first conical gear (10) is provided with a circle of annular grooves corresponding to the diameter of the round small steel ball, and the installation directions of the two fan blades (9) are opposite.

3. The high performance thin fan of claim 1, wherein: the diameter length of limiting plate (13) is greater than the diameter length of pivot two (12), the width of belt (14) equals the interval width between two limiting plate (13), pivot two (12) and pivot three (15) all have rubber pad installation surface with belt (14) contact department, the diameter length of limiting plate two (16) is greater than the diameter length of pivot three (15), the rubber pad is installed to motor (17) and bottom surface board (3) diameter.

4. The high performance thin fan of claim 1, wherein: the height of filter screen (20) equals the height of air intake (22), two the top of filter screen (20) all installs the thin iron sheet of one deck, the width of support (23) is greater than the width of filter screen (20), the width of buckle board (21) is greater than the width of support platen (19), bottom surface board (3) and support platen (19) contact department offer with support platen (19) bottom surface area equal recess.

5. The high performance thin fan of claim 1, wherein: the inner wall of the columnar groove (24) is provided with a thread groove, the top of the cylindrical rod (25) is provided with a threaded rod, the specification of the thread groove formed in the inner wall of the columnar groove (24) is matched with the threaded rod at the top of the cylindrical rod (25), and the bottom of the cylindrical rod (25) is in a T shape.

6. The high performance thin fan of claim 1, wherein: the diameter of protection casing (26) is greater than the diameter of flabellum (9), the hole on ash blocking plate (5) surface is the toper, and the diameter of the aperture on cylinder pole (25) surface first half is less than the diameter of the latter half promptly, and the intensive evenly distributed of aperture on ash blocking plate (5) surface, the annular groove has been seted up to side board (2) inside of pivot two (12) and two side board (2) contact departments, and the diameter of pivot two (12) here is greater than the diameter of the pivot two (12) of other places.