CN110056516B - Can accomodate USB desk fan - Google Patents

Abstract

The invention discloses a storable USB desk fan, which comprises a desk fan seat, wherein a storage mechanism is arranged in the desk fan seat, the storage mechanism comprises a USB wire, a wire take-up block, a driving gear and a driven gear, the wire take-up block can rotate to wind or release the USB wire through the meshing of the driving gear and the driven gear, the storage mechanism also comprises a ratchet wheel and a USB head used for providing electric power for a device, and a switching mechanism is arranged at the lower side of the storage mechanism; the USB desk fan is simple to use and ingenious in design, the USB data line can be stored under the condition that the basic function of the USB desk fan is met, more convenient carrying is achieved, the device can be protected to a certain degree, and the service life of the device is prolonged.

Description

Can accomodate USB desk fan

Technical Field

The invention relates to the field of cooling machinery, in particular to a foldable USB desk fan.

Background

The USB desk fan is a small-size fan, compares in traditional fan, and the USB desk fan uses the USB data line to insert the computer, and the precious isoelectrical apparatus circular telegram work that charges is comparatively convenient, and current USB desk fan can use longer data line, generally takes the form of coiling, receive and releases the inconvenience, if do not go to accomodate and easily receive damage or other objects of winding.

Disclosure of Invention

The present invention is directed to a foldable USB desk fan, so as to solve the above problems.

In order to achieve the purpose, the invention provides the following technical scheme: a table fan capable of containing USB comprises a table fan seat, wherein a containing mechanism is arranged in the table fan seat, the containing mechanism comprises a USB wire, a wire collecting block, a driving gear and a driven gear, through the meshing of the driving gear and the driven gear, the wire take-up block rotates to wind or pay out the USB wire, the receiving mechanism further comprises a ratchet wheel and a USB head used for providing power for the device, the receiving mechanism further comprises a fan motor and blades, the USB wire conducts power for the fan motor, thereby driving the blades to rotate, a switching mechanism is arranged at the lower side of the containing mechanism, the switching mechanism comprises a rotating block, a supporting block and an elastic block, the elastic block can enable the ratchet wheel to rotate only in one direction, the supporting block and the rotating block jointly support the device, the switching mechanism further comprises a U-shaped block and two vertical blocks, and the two vertical blocks can drive the U-shaped block to move up and down when approaching or departing from each other.

Preferably, the accommodating mechanism comprises a reel, a driving space is arranged in the table fan seat, a winding space is arranged on the right end wall of the driving space, a storage groove communicated with the external space is arranged in the upper end wall of the winding space, a winding shaft is rotatably arranged between the left end wall of the driving space and the right end wall of the winding space, the reel is fixed on the winding shaft in the winding space, a driven gear is fixed on the winding shaft in the driving space, and a ratchet wheel fixed with the winding shaft is arranged on the left side of the driven gear;

and, the winding has the USB line on the reel, the reel left end face is equipped with the cooperation groove, the USB line runs through the cooperation groove, the embedded fan motor that is equipped with of platform fan seat, fan motor right-hand member face be fixed with the conducting rod of USB line intercommunication, platform fan seat left end face is fixed with fan cover, fan motor left end face power is connected with the fan shaft that is located the fan cover, evenly be fixed with four blades on the fan shaft, be equipped with the USB head in the storage tank, the USB head with the USB line is linked together, platform fan seat internal rotation is equipped with the drive shaft, evenly be fixed with four receipts line blocks in the external space on the drive shaft, the drive shaft left end be fixed with the upper end with driven gear lower extreme meshed drive gear.

Preferably, the switching mechanism comprises a supporting block, a bottom groove communicated with the external space is arranged in the lower end wall of the driving space, a positioning rod is fixed on the rear end wall of the bottom groove, the supporting block and a rotating block are rotatably arranged on the positioning rod, a torque spring is arranged between the supporting block and the rotating block, a ring block is fixed on the lower end face of the supporting block, a placing cavity is arranged on the lower end face of the rotating block, a blocking groove is arranged on the left end wall of the placing cavity, a blocking spring is fixed on the left end wall of the blocking groove, a triangular block is fixed on the right end of the blocking spring, and a limiting shaft is rotatably arranged on the rear end wall;

moreover, a hook rod is fixed on the limiting shaft, a first lifting groove is arranged on the rear end wall of the driving space, two transverse grooves are symmetrically arranged in the lower end wall of the first lifting groove in the left-right direction, a second lifting groove is slidably arranged in the first lifting groove, a U-shaped block is fixed at the front end of the second lifting groove, a square groove is arranged in the rotating block, two elastic grooves are symmetrically arranged on the upper end wall and the lower end wall of the square groove, an elastic spring is fixed on the lower end wall of the elastic groove, an elastic block is fixed at the upper end of the elastic spring, a moving spring is fixed on the right end wall of the transverse groove on the right side, a moving block sliding with the transverse grooves is fixed at the left end of the moving spring, a vertical block is fixed at the front end of the moving block, an inclined rod is rotatably arranged on the front end face of the vertical block, the two inclined rods are rotatably connected and are rotatably connected, the left side rope is fixed with the upper end face of the supporting block, and the right side rope is fixed with the upper end face of the rotating block.

In conclusion, the beneficial effects of the invention are as follows: the USB desk fan is simple to use and ingenious in design, the USB data line can be stored under the condition that the basic function of the USB desk fan is met, more convenient carrying is achieved, the device can be protected to a certain degree, and the service life of the device is prolonged.

Drawings

The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now 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.

FIG. 1 is a schematic view of a USB desk fan with a front view of the whole structure;

FIG. 2 is an enlarged view of a rotatable block of a retractable USB desk fan according to the present invention;

FIG. 3 is a schematic sectional view of a ratchet wheel of a retractable USB desk fan according to the present invention;

FIG. 4 is a schematic top view of a support block of the receivable USB desk fan according to the present invention;

FIG. 5 is a left side sectional view of a ratchet wheel of a retractable USB desk fan according to 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.

Referring to fig. 1-5, an embodiment of the present invention is shown: a storable USB desk fan comprises a desk fan seat 10, wherein a storage mechanism 60 is arranged in the desk fan seat 10, the storage mechanism 60 comprises a USB wire 27, a wire take-up block 28, a driving gear 30 and a driven gear 26, the wire take-up block 28 can wind or release the USB wire 27 through the meshing of the driving gear 30 and the driven gear 26, the storage mechanism 60 further comprises a ratchet wheel 39 and a USB head 18 for providing power for a device, the storage mechanism 60 further comprises a fan motor 16 and a blade 14, the USB wire 27 conducts power for the fan motor 16 so as to drive the blade 14 to rotate, a switching mechanism 61 is arranged on the lower side of the storage mechanism 60, the switching mechanism comprises a rotating block 31, a supporting block 33 and an elastic block 38, the elastic block 38 can enable the ratchet wheel 39 to rotate only in one direction, the supporting block 33 and the rotating block 31 support the device together, the switching mechanism 61 further comprises a U-shaped block 37 and two vertical blocks 46, and the two vertical blocks 46 can drive the U-shaped block 37 to move up and down when approaching or departing from each other.

Advantageously, the accommodating mechanism 60 includes a winding wheel 23, a driving space 11 is provided in the platform base 10, a winding space 22 is provided on a right end wall of the driving space 11, a storage slot 19 communicated with an external space is provided in an upper end wall of the winding space 22, a winding shaft 41 is rotatably provided between a left end wall of the driving space 11 and a right end wall of the winding space 22, the winding wheel 23 is fixed on the winding shaft 41 in the winding space 22, a driven gear 26 is fixed on the winding shaft 41 in the driving space 11, and a ratchet wheel 39 fixed with the winding shaft 41 is provided on a left side of the driven gear 26;

moreover, a USB cable 27 is wound on the winding wheel 23, a matching groove 25 is formed in the left end face of the winding wheel 23, the USB cable 27 penetrates through the matching groove 25, a fan motor 16 is embedded in the fan base 10, a conductive rod 17 communicated with the USB cable 27 is fixed to the right end face of the fan motor 16, a fan cover 12 is fixed to the left end face of the fan base 10, a fan shaft 13 located in the fan cover 12 is in power connection with the left end face of the fan motor 16, four blades 14 are uniformly fixed to the fan shaft 13, a USB head 18 is arranged in the storage groove 19, the USB head 18 is communicated with the USB cable 27, a driving shaft 29 is arranged in the fan base 10 in a rotating manner, four wire collecting blocks 28 are uniformly fixed to the driving shaft 29 in an external space, and a driving gear 30 is fixed to the left end of the driving shaft 29, wherein the upper end of the driving gear is engaged with the lower end of.

Beneficially, the switching mechanism 61 includes a supporting block 33, a bottom groove 35 communicating with the external space is arranged in the lower end wall of the driving space 11, a positioning rod 44 is fixed to the rear end wall of the bottom groove 35, the supporting block 33 and the rotating block 31 are rotatably arranged on the positioning rod 44, a torque spring 45 is arranged between the supporting block 33 and the rotating block 31, a ring block 34 is fixed to the lower end surface of the supporting block 33, a placing cavity 52 is arranged on the lower end surface of the rotating block 31, a blocking groove 55 is arranged on the left end wall of the placing cavity 52, a blocking spring 54 is fixed to the left end wall of the blocking groove 55, a triangular block 53 is fixed to the right end of the blocking spring 54, and a limiting shaft 50 is rotatably arranged on the rear end wall;

moreover, a hook rod 51 is fixed on the limit shaft 50, a first lifting groove 40 is arranged on the rear end wall of the driving space 11, two transverse grooves 36 are symmetrically arranged in the lower end wall of the first lifting groove 40 from left to right, a second lifting groove 42 is slidably arranged in the first lifting groove 40, a U-shaped block 37 is fixed at the front end of the second lifting groove 42, a square groove 43 is arranged in the rotating block 31, two elastic grooves 57 are symmetrically arranged on the upper end wall and the lower end wall of the square groove 43, an elastic spring 56 is fixed on the lower end wall of the elastic groove 57 at the lower side, an elastic block 38 is fixed at the upper end of the elastic spring 56, a moving spring 32 is fixed on the right end wall of the transverse groove 36 at the right side, a moving block 48 sliding with the transverse grooves 36 is fixed at the left end of the moving block 32, a vertical block 46 is fixed at the front end surface of the vertical block 46, an inclined rod 47 is rotatably arranged on the front end surface of the vertical block 46, two, a rope 49 is fixed on the lower end face of the vertical block 46, the rope 49 on the left side is fixed on the upper end face of the supporting block 33, and the rope 49 on the right side is fixed on the upper end face of the rotating block 31.

The applicant will now describe in detail a method of using a stowable USB fan of the present application with reference to fig. 1-5 and the specific components of the stowable USB fan of the present application described above:

when the USB desk fan needs to be used, the supporting block 33 and the rotating block 31 are rotated, the toggle hook rod 51 hooks the ring block 34 to form a triangular support, the supporting block 33 and the rotating block 31 pull the vertical block 46 to be away from each other through the rope 49 to drive the U-shaped block 37 to descend, so that the lower elastic block 38 is separated from the ratchet wheel 39, the upper elastic block 38 is matched with the ratchet wheel 39, and at the moment, the USB head 18 is pulled to be inserted into the USB socket to provide power for the fan motor 16, so that the blade 14 is rotated;

when the USB desk fan needs to be carried, the USB head 18 is pulled out, the hook rod 51 is separated from the ring block 34, the lower elastic block 38 is driven to be matched with the ratchet wheel 39, the upper elastic block 38 is separated from the ratchet wheel 39, the wire take-up block 28 can rotate reversely at the moment, the reel 23 is driven to wind the USB wire 27 through the meshing of the driving gear 30 and the driven gear 26, and the USB head 18 is retracted.

The invention has the beneficial effects that: the USB desk fan is simple to use and ingenious in design, the USB data line can be stored under the condition that the basic function of the USB desk fan is met, more convenient carrying is achieved, the device can be protected to a certain degree, and the service life of the device is prolonged.

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 (3)

1. A can accomodate USB desk fan, includes desk fan seat, its characterized in that: a receiving mechanism is arranged in the desk fan seat and comprises a USB wire, a wire collecting block, a driving gear and a driven gear, through the meshing of the driving gear and the driven gear, the wire take-up block rotates to wind or pay out the USB wire, the receiving mechanism further comprises a ratchet wheel and a USB head used for providing power for the device, the receiving mechanism further comprises a fan motor and blades, the USB wire conducts power for the fan motor, thereby driving the blades to rotate, a switching mechanism is arranged at the lower side of the containing mechanism, the switching mechanism comprises a rotating block, a supporting block and an elastic block, the elastic block can enable the ratchet wheel to rotate only in one direction, the supporting block and the rotating block jointly support the device, the switching mechanism further comprises a U-shaped block and two vertical blocks, and the two vertical blocks can drive the U-shaped block to move up and down when approaching or departing from each other.

2. A stowable USB desk fan according to claim 1 wherein: the storage mechanism comprises a reel, a driving space is arranged in the table fan seat, a winding space is arranged on the right end wall of the driving space, a storage groove communicated with the external space is arranged in the upper end wall of the winding space, a winding shaft is rotatably arranged between the left end wall of the driving space and the right end wall of the winding space, the reel is fixed on the winding shaft in the winding space, a driven gear is fixed on the winding shaft in the driving space, and a ratchet wheel fixed with the winding shaft is arranged on the left side of the driven gear;

and, the winding has the USB line on the reel, the reel left end face is equipped with the cooperation groove, the USB line runs through the cooperation groove, the embedded fan motor that is equipped with of platform fan seat, fan motor right-hand member face be fixed with the conducting rod of USB line intercommunication, platform fan seat left end face is fixed with fan cover, fan motor left end face power is connected with the fan shaft that is located the fan cover, evenly be fixed with four blades on the fan shaft, be equipped with the USB head in the storage tank, the USB head with the USB line is linked together, platform fan seat internal rotation is equipped with the drive shaft, evenly be fixed with four receipts line blocks in the external space on the drive shaft, the drive shaft left end be fixed with the upper end with driven gear lower extreme meshed drive gear.

3. A stowable USB desk fan according to claim 1 wherein: the switching mechanism comprises a supporting block, a bottom groove communicated with the external space is arranged in the lower end wall of the driving space, a positioning rod is fixed on the rear end wall of the bottom groove, the supporting block and a rotating block are rotatably arranged on the positioning rod, a torque spring is arranged between the supporting block and the rotating block, a ring block is fixed on the lower end face of the supporting block, a placing cavity is arranged on the lower end face of the rotating block, a blocking groove is arranged on the left end wall of the placing cavity, a blocking spring is fixed on the left end wall of the blocking groove, a triangular block is fixed on the right end of the blocking spring, and a limiting shaft is rotatably arranged on the rear end;

moreover, a hook rod is fixed on the limiting shaft, a first lifting groove is arranged on the rear end wall of the driving space, two transverse grooves are symmetrically arranged in the lower end wall of the first lifting groove in the left-right direction, a second lifting groove is slidably arranged in the first lifting groove, a U-shaped block is fixed at the front end of the second lifting groove, a square groove is arranged in the rotating block, two elastic grooves are symmetrically arranged on the upper end wall and the lower end wall of the square groove, an elastic spring is fixed on the lower end wall of the elastic groove, an elastic block is fixed at the upper end of the elastic spring, a moving spring is fixed on the right end wall of the transverse groove on the right side, a moving block sliding with the transverse grooves is fixed at the left end of the moving spring, a vertical block is fixed at the front end of the moving block, an inclined rod is rotatably arranged on the front end face of the vertical block, the two inclined rods are rotatably connected and are rotatably connected, the left side rope is fixed with the upper end face of the supporting block, and the right side rope is fixed with the upper end face of the rotating block.

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