CN111207097B - Foldable floor fan - Google Patents

Foldable floor fan Download PDF

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Publication number
CN111207097B
CN111207097B CN202010072010.1A CN202010072010A CN111207097B CN 111207097 B CN111207097 B CN 111207097B CN 202010072010 A CN202010072010 A CN 202010072010A CN 111207097 B CN111207097 B CN 111207097B
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China
Prior art keywords
rib
fan
shaped
shaped groove
base
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Active
Application number
CN202010072010.1A
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Chinese (zh)
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CN111207097A (en
Inventor
马海艳
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Nanning University
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Nanning University
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Priority to CN202010072010.1A priority Critical patent/CN111207097B/en
Publication of CN111207097A publication Critical patent/CN111207097A/en
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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
    • 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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/34—Blade mountings
    • F04D29/36—Blade mountings adjustable
    • 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
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/64—Mounting; Assembling; Disassembling of axial pumps
    • F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
    • F04D29/646—Mounting or removal of 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
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards

Abstract

The invention discloses a foldable floor fan which comprises a base, a support rod, fan blades, a fan blade cover and a motor assembly, wherein the base is composed of a center base, a foot plate and a hinge, the foot plate is connected with the center base through the hinge, the bottom end of the support rod is connected with the base, the top end of the support rod is connected with the motor assembly, the motor assembly is provided with a micro motor, the fan blades are arranged at the end part of an output shaft arranged on the micro motor, the fan blade cover is composed of a protection rib, a front cover and a rear cover, T-shaped grooves A are formed in the peripheries of the front cover and the rear cover, two ends of the protection rib are assembled with the T-shaped grooves A, the protection rib is composed of a U-shaped rib and an arc rib, the U-shaped rib is connected with the arc rib through a. The base, the fan blade cover and the fan blades of the floor fan can be folded, so that the storage space of the floor fan is reduced, and the floor fan is favorable for transportation and family storage.

Description

Foldable floor fan
Technical Field
The invention belongs to the technical field of electric fans and relates to a foldable floor fan.
Background
The traditional electric fan consists of a base, a connecting rod, a fan head, a front mesh enclosure, a rear mesh enclosure, fan blades and connecting pieces thereof. Wherein the base is mostly circular or square of fixed shape, and preceding screen panel, back screen panel, flabellum also are fixed shape, and the material of preceding screen panel and back screen panel adopts iron more, and base and flabellum adopt iron or plastics more. Such a structure is space consuming and takes up a large amount of space when transported or stored.
Disclosure of Invention
In order to solve the technical problem, the invention provides a foldable floor fan.
The invention is realized by the following technical scheme.
The invention provides a foldable floor fan which comprises a base, a supporting rod, fan blades, a fan blade cover and a motor assembly, wherein the base is composed of a center base, a foot plate and a hinge, the foot plate is connected with the center base through the hinge, the lower end of the supporting rod is connected with the base, the upper end of the supporting rod is connected with the motor assembly, the motor assembly is provided with a micro motor, the fan blades are arranged at the end part of an output shaft arranged on the micro motor, the fan blade cover is composed of a protective rib, a front cover and a rear cover, T-shaped grooves A are formed in the peripheries of the front cover and the rear cover, two ends of the protective rib are assembled with the T-shaped grooves A, the protective rib is composed of a U-shaped rib and an arc rib, the U-shaped rib is connected with the arc rib through a short.
The number of the foot plates is four, and the foot plates are uniformly and symmetrically arranged.
The short ribs and the U-shaped ribs are connected with the pins in a clearance fit mode through pin holes.
The short ribs and the arc ribs are connected in a clearance fit mode through pin holes and pins.
The shapes of the two ends of the protection rib are matched with the shape of the T-shaped groove A and are in clearance fit with the T-shaped groove A.
The periphery of the end part of the output shaft of the micro motor is provided with a T-shaped groove B, and the shape of the root part of the fan blade is matched with that of the T-shaped groove B and is in clearance fit with the T-shaped groove B.
The fan blades are provided with pin holes, and the output shaft of the micro motor is provided with pins.
And the top surface of the foot plate is provided with a magnet.
The support rod consists of a lower rod and an upper rod, an inner hole with the length of 250 mm is formed in the upper rod, the lower rod is 250 mm long, the outer diameter of the lower rod is matched with the inner diameter of the inner hole, and the lower rod is in clearance fit with the inner hole.
The bottom of the upper rod is also provided with a marble type clamping device, and the upper part of the lower rod is provided with a clamping groove matched with the appearance of a marble.
The invention has the beneficial effects that: the base, the fan blade cover and the fan blades of the floor fan can be folded, so that the storage space of the floor fan is reduced, and the floor fan is favorable for transportation and family storage.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the fan blade with the protection rib of the present invention opened;
FIG. 3 is a schematic structural view of a U-shaped bar of the present invention;
FIG. 4 is a schematic structural view of an arc rib of the present invention;
FIG. 5 is a partial schematic view of the present invention;
fig. 6 is a schematic view of the invention after folding.
In the figure: 1-base, 11-center base, 12-foot plate, 13-hinge, 121-magnet, 2-support rod, 21-lower rod, 22-upper rod, 3-fan blade, 31-fan blade root, 4-fan blade cover, 41-protection rib, 411-U-shaped rib, 4111-short rib, 412-arc rib, 42-front cover, 43-rear cover and 5-motor component.
Detailed Description
The technical solution of the present invention is further described below with reference to the accompanying drawings, but the scope of the claimed invention is not limited thereto.
As shown in fig. 1, 2, 3, 4, 5 and 6, a foldable floor fan comprises a base 1, a support rod 2, a fan blade 3, a fan blade cover 4 and a motor assembly 5, the base 1 consists of a center seat 11, a foot plate 12 and a hinge 13, the foot plate 12 is connected with the center seat 11 through the hinge 13, the lower end of the support rod 2 is connected with the base 1, the upper end is connected with the motor component 5, the motor component 5 is provided with a micro motor, the fan blade 3 is arranged at the end part of an output shaft arranged on the micro motor, the fan blade cover 4 consists of a protective rib 41, a front cover 42 and a rear cover 43, T-shaped grooves A are arranged on the peripheries of the front cover 42 and the rear cover 43, two ends of the protective rib 41 are assembled with the T-shaped grooves A, the protection rib 41 is composed of a U-shaped rib 411 and an arc rib 412, the U-shaped rib 411 is connected with the arc rib 412 through a short rib 4111 arranged on the U-shaped rib, and the rear cover 43 is connected with a shell arranged on the motor component 5.
Four foot boards 12 are arranged evenly and symmetrically, and the four foot boards 12 arranged symmetrically can enable the foot boards 12 to be placed stably after being opened.
The U-shaped rib 411 is U-shaped, two short ribs 4111 are arranged on two sides of the U-shaped rib 411 respectively, and the short ribs 4111 and the U-shaped rib 411 are in clearance fit with the pins through pin holes. So that the short rib 4111 can be flexibly rotated and folded on the U-shaped rib 411.
The short rib 4111 and the arc rib 412 are connected in a clearance fit manner through a pin hole and a pin, so that the short rib 4111 and the arc rib 412 can be flexibly rotated and folded.
The shapes of the two ends of the protection rib 41 are matched with the shape of the T-shaped groove A and are in clearance fit with the T-shaped groove A, so that the protection rib 41 can rotate around the T-shaped groove A.
The periphery of the end part of the output shaft of the micro motor is provided with a T-shaped groove B, and the shape of the root part 31 of the fan blade 3 is matched with that of the T-shaped groove B and is in clearance fit with the T-shaped groove B. So that fan blades 3 can rotate about T-shaped slot B.
Be equipped with the pinhole on the flabellum 3, be equipped with the pin on the micro motor output shaft, pin and pinhole assembly. So that the fan blade 3 can be fixed on the output shaft of the micro motor.
The magnet 121 is arranged on the top surface of the foot plate 12, the foot plate 12 and the support rod 2 are both made of iron, and the magnet 121 has magnetism, so that the foot plate 12 can be fixed on the support rod 2 after being turned upwards.
The support rod 2 consists of a lower rod 21 and an upper rod 22, an inner hole with the length of 250 mm is arranged in the upper rod 22, the lower rod 21 is 250 mm long, the outer diameter of the lower rod is matched with the inner diameter of the inner hole, and the lower rod 21 is in clearance fit with the inner hole. So that the lower rod 21 can be retracted into the inner bore provided in the upper rod 22.
The bottom of the upper rod 22 is also provided with a marble type clamping device, and the upper part of the lower rod 21 is provided with a clamping groove matched with a marble. So that the lower rod 21 can be fixed to the upper rod 22 after being pulled out of the inner hole of the upper rod 22.

Claims (5)

1. A collapsible floor fan which characterized in that: comprises a base (1), a support rod (2), fan blades (3), a fan blade cover (4) and a motor component (5), wherein the base (1) consists of a center seat (11), a foot plate (12) and a hinge (13), the foot plate (12) is connected with the center seat (11) through the hinge (13), the lower end of the support rod (2) is connected with the base (1), the upper end of the support rod is connected with the motor component (5), the motor component (5) is provided with a micro motor, the fan blades (3) are arranged at the end part of an output shaft arranged on the micro motor, the fan blade cover (4) consists of a protection rib (41), a front cover (42) and a rear cover (43), the front cover (42) and the rear cover (43) are peripherally provided with a T-shaped groove A, the two ends of the protection rib (41) are assembled with the T-shaped groove A, the protection rib (41) consists of a U-shaped rib (411) and an arc-shaped rib (412), and the U-shaped rib (411) is connected with the arc-shaped rib, the rear cover (43) is connected with a shell arranged on the motor component (5);
the short rib (4111) and the U-shaped rib (411) are connected with each other in a clearance fit manner through a pin hole and a pin;
the short rib (4111) and the arc rib (412) are connected in a clearance fit manner through a pin hole and a pin;
the shapes of the two ends of the protective rib (41) are matched with the shape of the T-shaped groove A and are in clearance fit with the T-shaped groove A;
the periphery of the end part of the output shaft of the micro motor is provided with a T-shaped groove B, and the shape of the root part (31) of the fan blade (3) is matched with that of the T-shaped groove B and is in clearance fit with the T-shaped groove B;
be equipped with the pinhole on flabellum (3), be equipped with the pin on the micro motor output shaft.
2. A foldable floor fan as recited in claim 1, wherein: the number of the foot plates (12) is four, and the four foot plates are uniformly and symmetrically arranged.
3. A foldable floor fan as recited in claim 1, wherein: and a magnet (121) is arranged on the top surface of the foot plate (12).
4. A foldable floor fan as recited in claim 1, wherein: the bracing piece (2) comprises lower beam (21) and upper beam (22), is equipped with the hole of length 250 millimeters in upper beam (22), and lower beam (21) is long 250 millimeters, the external diameter of lower beam (21) with the internal diameter phase-match of hole, lower beam (21) and hole clearance fit.
5. A foldable floor fan as recited in claim 4, wherein: the bottom of the upper rod (22) is also provided with a marble type clamping device, and the upper part of the lower rod (21) is provided with a clamping groove matched with the marble in shape.
CN202010072010.1A 2020-01-21 2020-01-21 Foldable floor fan Active CN111207097B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010072010.1A CN111207097B (en) 2020-01-21 2020-01-21 Foldable floor fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010072010.1A CN111207097B (en) 2020-01-21 2020-01-21 Foldable floor fan

Publications (2)

Publication Number Publication Date
CN111207097A CN111207097A (en) 2020-05-29
CN111207097B true CN111207097B (en) 2020-12-29

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ID=70785290

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010072010.1A Active CN111207097B (en) 2020-01-21 2020-01-21 Foldable floor fan

Country Status (1)

Country Link
CN (1) CN111207097B (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002199916A (en) * 2000-12-28 2002-07-16 Yuzuru Hashimoto Umbrella with fan
CN204190474U (en) * 2014-12-03 2015-03-04 崔晓辰 A kind of portable multifunctional portable power source
CN106593927A (en) * 2016-12-21 2017-04-26 宁波江北怡和工业设计有限公司 Electric fan with constant air volume
CN106870412A (en) * 2016-12-21 2017-06-20 宁波江北怡和工业设计有限公司 Outdoor electric fan
CN108843593A (en) * 2018-06-25 2018-11-20 袁天泽 A kind of multifunctional student fan of included function of driving mosquitoes
CN208196546U (en) * 2018-05-12 2018-12-07 江苏德优镁轻合金科技有限公司 A kind of cutting machine shield

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002199916A (en) * 2000-12-28 2002-07-16 Yuzuru Hashimoto Umbrella with fan
CN204190474U (en) * 2014-12-03 2015-03-04 崔晓辰 A kind of portable multifunctional portable power source
CN106593927A (en) * 2016-12-21 2017-04-26 宁波江北怡和工业设计有限公司 Electric fan with constant air volume
CN106870412A (en) * 2016-12-21 2017-06-20 宁波江北怡和工业设计有限公司 Outdoor electric fan
CN208196546U (en) * 2018-05-12 2018-12-07 江苏德优镁轻合金科技有限公司 A kind of cutting machine shield
CN108843593A (en) * 2018-06-25 2018-11-20 袁天泽 A kind of multifunctional student fan of included function of driving mosquitoes

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Application publication date: 20200529

Assignee: Nanning Huangong Machinery Factory

Assignor: NANNING University

Contract record no.: X2022450000627

Denomination of invention: A folding floor fan

Granted publication date: 20201229

License type: Common License

Record date: 20221230