CN212177450U - Neck hanging fan with control button at tail end - Google Patents

Abstract

The utility model discloses a neck hanging fan with a control button at the tail end, which comprises an arc hollow rod, wherein two drawable earphone assemblies are arranged in the arc hollow rod and extend from the front part and the rear part of the left end of the arc hollow rod respectively, rubber sleeves are fixed at the front part and the rear part of the left end of the arc hollow rod respectively, the rubber sleeves are arranged at the lower end of the drawable earphone assemblies respectively, connecting rods are fixed at the left ends of the rubber sleeves respectively, fans are arranged on the opposite end surfaces of the two connecting rods, and the fans are electrically connected with a storage battery positioned in the arc hollow rod through the control button; the control key is arranged at the tail end of the connecting rod. The utility model discloses combine fan and earphone, the function is diversified, excellent in use effect, and this fan is simultaneously compared control button setting at the end of connecting rod with traditional side formula button, with more convenient, more comfortable, can also realize blind operation and prevent the maloperation.

Description

Neck hanging fan with control button at tail end

Technical Field

The utility model relates to a tail end has hanging neck fan of control button belongs to fan technical field.

Background

Most of the existing portable fans are handheld and inconvenient to take and store, hands can be tired when the fans are held for a long time, and in order to solve the problem, a neck hanging fan has been developed, can be directly hung on the neck and is convenient to vacate two hands, for example, Chinese utility model patent (publication number: CN208431185U, publication date: 2019-01-25) discloses a portable fan which comprises two fans, wherein the two fans are respectively connected with a U-shaped bracket through metal shaping hoses; the U-shaped support is internally provided with a battery and is provided with a switch which is connected with the battery and controls the fan, and the existing switch for controlling the fan is arranged at the side edge of the U-shaped support (namely a side type key), so that the control is not easy in actual operation, and misoperation is easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a neck fan that end has control button to need personnel to grip with the hand and just can use when solving the portable fan that proposes in the above-mentioned background art, use inconvenient problem, the utility model discloses combine fan and earphone, the function is diversified, excellent in use effect, and this fan sets up control button at the end of connecting rod simultaneously, compares with traditional side formula button, with more convenient, more comfortable, can also realize blind operation and prevent the maloperation.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the neck hanging fan with the control button at the tail end comprises an arc-shaped hollow rod, wherein two drawable earphone assemblies are arranged in the arc-shaped hollow rod and extend out from the front part and the rear part of the left end of the arc-shaped hollow rod respectively; the arc-shaped hollow rod is also provided with a control main board and a storage battery, and the control main board is respectively connected with the storage battery and the drawable earphone assembly; the control key comprises a fan switch key and a call key which are respectively arranged at the tail ends of the two connecting rods, the fan is electrically connected with the storage battery through the fan switch key, and the call key is connected with the control mainboard.

Further, fan on & off switch and conversation key all include the key cap, touch the depression bar and set up the key cap and touch the spring between the depression bar, correspondingly, be provided with in the connecting rod with touch the depression bar and correspond and press the switch, wherein correspond the touch of the depression bar of fan on & off switch press the switch with battery electric connection, correspond the touch of the depression bar of conversation key press the switch with control mainboard connection.

Further, fixed first arc piece on the connecting rod is towards the terminal surface of fan, install the line section of thick bamboo through the bearing on the connecting rod is towards the terminal surface of fan, the fixed circle commentaries on classics board in line section of thick bamboo annular outer end, be equipped with the plectane on the terminal surface that the circle commentaries on classics board is close to the connecting rod, plectane movable mounting is in line section of thick bamboo annular outer end, the fixed third arc piece of circle commentaries on classics board annular side, fixed second arc piece on the plane of plectane and the laminating of circle commentaries on classics board, second arc piece movable mounting is in circle commentaries on classics board outer end, the arc wall is seted up to plectane annular outer end, first arc piece is established inside the arc wall.

Further, but pull earphone subassembly is including fixing the fixed column in the inside bottom of the hollow pole of arc, the fixed column outside is equipped with hollow section of thick bamboo and establishes inside the hollow pole of arc, the fixed column passes through spiral backrush spring coupling with hollow section of thick bamboo, hollow section of thick bamboo annular outer end winding earphone cord, the earphone cord is established inside the hollow pole of arc and is extended to the hollow pole outside of arc, earphone cord left end fixed connection earphone head and earphone head are established in the hollow pole left side of arc, the fixed apron in hollow section of thick bamboo upper end, the fixed rotor plate of apron annular side, the rotor plate side is equipped with spacing subassembly.

Further, spacing subassembly is including fixing the bottom plate in the inside bottom of the hollow pole of arc, the bottom plate is established on hollow section of thick bamboo right side, the fixed axis in bottom plate upper end, the annular outer end upper portion position of axis passes through bearing installation plectane, the annular outer end suit torsional spring of axis and torsional spring establish between plectane and bottom plate, the fixed stopping board of plectane annular side, the stopping board is established at the rotor plate rear end.

Further, bottom plate upper end fixed stop, the baffle is established in the stopping board rear end, the fixed first limiting plate in bottom plate upper end, the fixed second limiting plate of plectane lower extreme, two expansion ends of torsional spring laminate with first limiting plate and second limiting plate respectively.

Furthermore, the front end and the rear end of the arc-shaped hollow rod are provided with grooves, the annular side end of the circular plate is provided with a fixed feeler lever, and the feeler lever is arranged inside the arc-shaped hollow rod and extends out of the arc-shaped hollow rod through the grooves.

Further, a strip-shaped groove is formed in the upper end of the fixing column, a stepped groove with a large outer part and a small inner part is formed in the side end of the hollow cylinder, a transverse plate is fixed inside the circumference of the spiral rewind spring, a hook is arranged outside the circumference of the spiral rewind spring, the transverse plate is clamped inside the strip-shaped groove, and the hook is hooked inside the stepped groove.

Further, the through holes for accommodating earphone cords to move are formed in the front portion and the rear portion of the left end of the arc-shaped hollow rod, a metal shaping hose is arranged inside the rubber sleeve, and the metal shaping hose is fixedly installed between the connecting rod and the arc-shaped hollow rod.

The utility model has the advantages that: the utility model discloses a tail end has a string neck fan of control button hangs at personnel's neck through the hollow pole of arc, realizes right the utility model discloses a wear, be convenient for right the utility model discloses carry, but the pull earphone subassembly can listen the music, and the fan can realize through the control button that the fan starts or close fan cooling function, has realized the variety. This fan sets up the control button at the end of connecting rod, compares with traditional side formula button, and it is more convenient, more comfortable with getting up, can also realize blind operation and prevent the maloperation.

This hang earphone head that neck fan adopted is the in-ear earplug, because the in-ear earplug has the function of making an uproar of falling, even under the fan head during operation produces the condition of noise, still can be very clear noiseless sound of hearing clearly, compares that external loudspeaker has more the privacy.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a perspective view of a neck hanging fan with a control button at the end of the utility model;

fig. 2 is an exploded view of a neck hanging fan with a control button at the end of the fan according to the present invention;

fig. 3 is an exploded view of a fan switch key and a connecting rod in a neck hanging fan with a control button at the end of the utility model;

fig. 4 is an exploded view of a talk key and a connecting rod of a neck hanging fan with a control button at the end of the invention;

fig. 5 is a schematic view of a connecting rod of a neck hanging fan with a control button at the end of the fan according to the present invention;

FIG. 6 is an exploded view of FIG. 5;

fig. 7 is a perspective view of a drawable earphone assembly in a neck hanging fan with a control button at the end of the utility model;

fig. 8 is a front view of a drawable earphone assembly in a neck hanging fan with a control button at the end of the invention;

fig. 9 is a top view of the drawable earphone assembly in the neck hanging fan with a control button at the end of the invention;

fig. 10 is a schematic view of a hollow cylinder of a neck hanging fan with a control button at the end according to the present invention;

fig. 11 is a schematic view of a spiral rewind spring in a neck hanging fan with a control button at the end of the invention;

fig. 12 is a schematic view of a fixing post of a neck hanging fan with a control button at the end according to the present invention.

In the figure: 1-arc hollow rod, 2-drawable earphone component, 3-rubber sleeve, 4-connecting rod, 5-fan, 6-metal shaping hose, 7-limit component, 8-through hole, 9-charging interface, 10-music adjusting key, 11-fan switch key, 12-talk key, 13-keycap, 14-touch rod, 15-spring, 16-touch switch, 21-earphone head, 22-earphone wire, 23-cover plate, 24-rotating plate, 25-backstop plate, 26-baffle, 27-circular plate, 28-torsion spring, 29-middle shaft, 30-bottom plate, 31-hollow cylinder, 32-spiral rollback spring, 33-fixing column, 34-touch rod, 41-first arc block, 42-round plate, 43-round rotating plate, 44-bobbin, 421-second arc block, 431-third arc block.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1 and 2, the present invention provides a technical solution: the utility model provides a tail end has a string neck fan of control button, including the hollow pole 1 of arc, hollow pole 1 inside of arc is equipped with two but pull earphone subassembly 2 and two but pull earphone subassembly 2 extends from the hollow pole 1 left end of arc front portion and rear portion respectively, the equal fixed rubber sleeve 3 in two portions around the hollow pole 1 left end of arc, but two rubber sleeve 3 are all established at pull earphone subassembly 2 lower extreme, the equal fixed connection pole 4 in 3 left ends of two rubber sleeves, all install fan 5 on two connecting rod 4 relative terminal surfaces, hang at personnel's neck through the hollow pole 1 of arc, it is right to realize the utility model discloses a wear, it is convenient for right the utility model discloses carry, but pull earphone subassembly 2 can listen to the music, fan 5 can realize the fan cooling function. Furthermore, a control main board and a storage battery are arranged in the arc-shaped hollow rod 1, and the control main board is respectively connected with the storage battery and the drawable earphone assembly 2; the control key comprises a fan switch key 11 and a call key 12 which are respectively arranged at the tail ends of the two connecting rods 4, the fan 5 is electrically connected with the storage battery through the fan switch key 11, and the call key 12 is connected with the control main board.

Specifically, as shown in fig. 3 and 4, the fan switch key 11 and the session key 12 each include a key cap 13, a touch rod 14, and a spring 15 disposed between the key cap 13 and the touch rod 14, and correspondingly, a touch switch 16 corresponding to the touch rod 14 is disposed in the connection rod 4, wherein the touch switch 16 corresponding to the touch rod 14 of the fan switch key 11 is electrically connected to the battery, and the touch switch 16 corresponding to the touch rod 14 of the session key 12 is connected to the control main board.

Through such design, the utility model discloses a tail end has a string neck fan of control button, hangs at personnel's neck through the hollow pole of arc, realizes right the utility model discloses a wear, it is convenient for right the utility model discloses carry, but pull earphone subassembly can listen the music, and the fan can realize through the control button that the fan starts or close fan cooling function, has realized the variety. This fan sets up the control button at the end of connecting rod, compares with traditional side formula button, and it is more convenient, more comfortable with getting up, can also realize blind operation and prevent the maloperation.

Further, as shown in fig. 5 and 6, a first arc-shaped block 41 is fixed on the end surface of the connecting rod 4 facing the fan 5, a bobbin 44 is mounted on the end surface of the connecting rod 4 facing the fan 5 through a bearing, a circular rotating plate 43 is fixed at the annular outer end of the bobbin 44, a circular plate 42 is arranged on the end surface of the circular rotating plate 43 close to the connecting rod 4, the circular plate 42 is movably mounted at the annular outer end of the bobbin 44, a third arc-shaped block 431 is fixed at the annular side end of the circular rotating plate 43, a second arc-shaped block 421 is fixed on the plane where the circular plate 42 is attached to the circular rotating plate 43, the annular outer end of the circular plate 42 is provided with an arc-shaped groove, the first arc-shaped block 41 is arranged inside the arc-shaped groove, the connecting rod 4 is connected with the fan 5 through the bobbin 44, the bobbin 44 can contain the connecting wire of the fan 5, when the bobbin 44 is rotated, the circular rotating plate 43 and the, when the third arc-shaped block 431 rotates to be jointed with the second arc-shaped block 421, the circular rotating plate 43 and the circular plate 42 are relatively static, because the third arc block 431 and the second arc block 421 have proper thickness, the rotation angle of the circular rotating plate 43 relative to the circular plate 42 is slightly less than 360 degrees, in order to enable the bobbin 44 to rotate 360 degrees, when the bobbin 44 is rotated continuously, the circular rotating plate 43 and the circular plate 42 rotate synchronously until the first arc-shaped block 41 contacts with the side end surface of the arc-shaped groove, the first arc-shaped block 41 can rotate a certain angle relatively in the arc-shaped groove, so that the total rotation angle of the bobbin 44 is larger than 360 degrees, and the rotation range of the bobbin 44 is blocked by the first arc-shaped block 41, so that the bobbin is limited, can not rotate without limitation, being convenient for carry out 360 rotations to fan 5 in this design, being convenient for adjust fan 5's angle, and there is the rotation restriction, can not make fan 5's connecting wire lead to damaging because of twisting round too much.

The utility model discloses combine fan and earphone, the function is diversified, excellent in use effect, and this fan not only can carry out the angle modulation through the rubber sleeve simultaneously, can also realize the regulation of more angles through bearing and line section of thick bamboo structure, realizes the nimble regulation of more air-out angles.

Further, referring to fig. 7-12, the drawable earphone assembly 2 includes a fixing post 33 fixed at the bottom end inside the arc-shaped hollow rod 1, a hollow cylinder 31 is disposed outside the fixing post 33 and the hollow cylinder 31 is disposed inside the arc-shaped hollow rod 1, the fixing post 33 is connected to the hollow cylinder 31 through a spiral rewinding spring 32, an earphone cord 22 is wound around the outer annular end of the hollow cylinder 31, the earphone cord 22 is disposed inside the arc-shaped hollow rod 1 and extends to the outside of the arc-shaped hollow rod 1, the earphone head 21 is fixedly connected to the left end of the earphone cord 22 and the earphone head 21 is disposed at the left side of the arc-shaped hollow rod 1, a cover plate 23 is fixed to the upper end of the hollow cylinder 31, a rotation plate 24 is fixed to the annular side end of the cover plate 23, a position limiting assembly 7 is disposed at the side end of the rotation plate 24, when the earphone head 21 is pulled outward, the earphone cord 22 moves to drive the hollow cylinder 31 to rotate, when the rotating plate 24 rotates to a proper position, the limiting assembly 7 limits the rotating plate 24, the spiral rewinding spring 32 is prevented from rebounding, and the earphone line 22 extending into the rotating plate in a fixed length is locked.

Furthermore, the limiting component 7 comprises a bottom plate 30 fixed at the bottom end inside the arc-shaped hollow rod 1, the bottom plate 30 is arranged at the right side of the hollow cylinder 31, a central shaft 29 is fixed at the upper end of the bottom plate 30, a circular plate 27 is installed at the upper position of the annular outer end of the central shaft 29 through a bearing, a torsion spring 28 is sleeved at the annular outer end of the central shaft 29, the torsion spring 28 is arranged between the circular plate 27 and the bottom plate 30, a backstop plate 25 is fixed at the annular side end of the circular plate 27, the backstop plate 25 is arranged at the rear end of the rotating plate 24, when the earphone cord 22 is pulled out, the cover plate 23 and the rotating plate 24 are driven to rotate clockwise, when the rotating plate 24 rotates to the rear end face and is attached to the front end face of the backstop plate 25, the backstop plate 25 cannot rotate backwards due to the baffle 26 arranged at the rear end of the backstop plate 25, so that the rotating plate 24 cannot rotate under the elastic, when the person rotates the circular plate 27 counterclockwise to separate the retaining plate 25 from the rotary plate 24, the locking of the rotary plate 24 is released, and at this time, the rotary plate 24 and the hollow cylinder 31 rotate by the resilient force of the spiral rewind spring 32, thereby winding the earphone cord 22.

Fixed stop 26 in bottom plate 30 upper end, baffle 26 is established at stopping board 25 rear end, the fixed first limiting plate in bottom plate 30 upper end, the fixed second limiting plate of 16 lower extremes of plectane, two expansion ends of torsional spring 28 laminate with first limiting plate and second limiting plate respectively, baffle 26 is convenient for carry on spacingly to stopping board 25 rear end, avoid stopping board 25 to rotate backward, first limiting plate and second limiting plate are convenient for carry on spacingly to torsional spring 28's both ends, make and be connected through torsional spring 28 between 27 and the bottom plate 30.

The hollow pole 1 front end of arc and rear end all set up the recess, and the fixed feeler lever 34 of plectane 27 annular side, feeler lever 34 establish in the hollow pole 1 of arc inside and extend from the hollow pole 1 of arc through the recess, and the recess is convenient for stretch out of feeler lever 34, the personnel of being convenient for to feeler lever 34's operation.

The upper end of the fixed column 33 is provided with a strip-shaped groove, the side end of the hollow cylinder 31 is provided with a step groove with a large outside and a small inside, a transverse plate is fixed inside the circumference of the spiral rewind spring 32, a hook is arranged outside the circumference of the spiral rewind spring 32, the transverse plate is clamped inside the strip-shaped groove, the hook is hooked inside the step groove, the step groove and the hook are convenient for the connection of the hollow cylinder 31 and the spiral rewind spring 32, and the strip-shaped groove and the transverse plate are convenient for the connection of the spiral rewind spring 32 and the fixed column 33.

The working process of the extractable earphone set 2 is as follows: when a person pulls the earphone head 21 outwards, the earphone cord 22 moves to drive the hollow cylinder 31 to rotate around the fixed column 33, the spiral rewinding spring 32 is tensioned and generates elastic force, the hollow cylinder 31 rotates to drive the cover plate 23 and the rotating plate 24 to rotate clockwise, when the rotating plate 24 rotates until the rear end face is attached to the front end face of the retaining plate 25, the retaining plate 25 cannot rotate backwards due to the baffle 26 arranged at the rear end of the retaining plate 25, so that the rotating plate 24 cannot rotate under the elastic force of the spiral rewinding spring 32 to lock the pulled earphone cord 22, the person can conveniently use the earphone head 21, the person presses the touch rod 34 to rotate the circular plate 27 anticlockwise to drive the retaining plate 25 to rotate anticlockwise, when the retaining plate 25 rotates to be separated from the rotating plate 24, the locking of the rotating plate 24 can be released, at the moment, the rotating plate 24 and the hollow cylinder 31 rotate under the elastic force of the spiral rewinding spring 32, the realization is rolled up earphone cord 22, twist reverse torsional spring 28 during plectane 27 anticlockwise rotation, make torsional spring 28 produce elasticity, after earphone cord 22 rolling is accomplished, loosen feeler lever 34, stopping board 25 and plectane 27 are under the torsional spring 28 effect toward gyration and are until laminating with baffle 26, but earphone cord 22 and pull earphone subassembly are as an organic whole in this design is concentrated, the functionality has been increased, and be convenient for wear, the earphone cord 22 can be pulled out also can be convenient roll, excellent in use effect.

The through-hole 8 that holds earphone cord 22 and remove is all seted up to two portions around the hollow pole 1 left end of arc, and 3 inside metal forming hose 6 that are equipped with of rubber sleeve, and 6 fixed mounting of metal forming hose are between connecting rod 4 and the hollow pole 1 of arc, and the through-hole 8 earphone cord 22's of being convenient for removal, and metal forming hose 6 can be crooked, is convenient for adjust fan 5's position and angle.

Further, the neck hanging fan further comprises a music control key connected with the control main board, the control main board is connected with the storage battery, and the control main board is further provided with a charging interface 9 for charging the storage battery and a Bluetooth module for wireless communication connection with an intelligent terminal; the music control key comprises a music adjusting key 10 and a music on-off key, wherein the music adjusting key 10 is arranged on the outer side wall of the connecting rod 4, and the music on-off key and the charging interface 9 are both arranged on the outer side wall of the arc-shaped hollow rod 1. Specifically, one end of the earphone cord 22 is connected to the earphone head 21, and the other end is connected to the control main board. Further, the hanging neck fan further comprises a microphone (not shown) connected with the control main board, and the microphone is preferably arranged on the outer wall of the arc-shaped hollow rod 1 to receive the communication sound.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (9)

1. A tail end has hanging neck fan of control button, its characterized in that: the earphone comprises an arc-shaped hollow rod (1), wherein two drawable earphone assemblies (2) are arranged in the arc-shaped hollow rod (1), the two drawable earphone assemblies (2) respectively extend from the front part and the rear part of the left end of the arc-shaped hollow rod (1), rubber sleeves (3) are fixed on the front part and the rear part of the left end of the arc-shaped hollow rod (1), the two rubber sleeves (3) are arranged at the lower end of the drawable earphone assemblies (2), connecting rods (4) are fixed at the left ends of the two rubber sleeves (3), and fans (5) are arranged on the opposite end surfaces of the two connecting rods (4); the arc-shaped hollow rod (1) is also provided with a control main board and a storage battery, and the control main board is respectively connected with the storage battery and the drawable earphone assembly (2); the control key comprises a fan switch key (11) and a call key (12) which are respectively arranged at the tail ends of the two connecting rods (4), the fan (5) is electrically connected with the storage battery through the fan switch key (11), and the call key (12) is connected with the control main board.

2. The neck hanging fan with the control key at the tail end as claimed in claim 1, wherein: fan on & off switch (11) and conversation key (12) all include key cap (13), touch and press pole (14) and set up and be in key cap (13) and touch and press spring (15) between pole (14), correspondingly, be provided with in connecting rod (4) with touch and press switch (16) that touch and press pole (14) correspond, wherein correspond touch and press switch (16) of touch and press pole (14) of fan on & off switch (11) with battery electric connection, correspond touch and press switch (16) of touch and press pole (14) of conversation key (12) with the control mainboard is connected.

3. The neck hanging fan with the control key at the tail end as claimed in claim 1, wherein: a first arc-shaped block (41) is fixed on the end surface of the connecting rod (4) facing the fan (5), the end surface of the connecting rod (4) facing the fan (5) is provided with a bobbin (44) through a bearing, a circular rotating plate (43) is fixed at the annular outer end of the wire barrel (44), a circular plate (42) is arranged on the end surface of the circular rotating plate (43) close to the connecting rod (4), the circular plate (42) is movably arranged at the annular outer end of the bobbin (44), the annular side end of the circular rotating plate (43) is fixed with a third arc-shaped block (431), a second arc-shaped block (421) is fixed on the plane where the circular plate (42) is attached to the circular rotating plate (43), the second arc-shaped block (421) is movably arranged at the outer end of the circular rotating plate (43), the annular outer end of the circular plate (42) is provided with an arc-shaped groove, the first arc-shaped block (41) is arranged in the arc-shaped groove, and the connecting rod (4) is connected with the fan (5) through a bobbin (44).

4. The neck hanging fan with the control key at the tail end as claimed in claim 1, wherein: the drawable earphone component (2) comprises a fixed column (33) fixed at the bottom end inside the arc-shaped hollow rod (1), a hollow cylinder (31) is arranged outside the fixing column (33), the hollow cylinder (31) is arranged inside the arc-shaped hollow rod (1), the fixed column (33) is connected with the hollow cylinder (31) through a spiral rewind spring (32), the annular outer end of the hollow cylinder (31) is wound with an earphone wire (22), the earphone wire (22) is arranged inside the arc-shaped hollow rod (1) and extends to the outside of the arc-shaped hollow rod (1), the left end of the earphone wire (22) is fixedly connected with an earphone head (21), the earphone head (21) is arranged on the left side of the arc-shaped hollow rod (1), the hollow cylinder (31) upper end fixing cover plate (23), the cover plate (23) annular side end fixing rotating plate (24), and the rotating plate (24) side end is provided with a limiting assembly (7).

5. The neck hanging fan with the control button at the tail end as claimed in claim 4, wherein: spacing subassembly (7) are including fixing bottom plate (30) in the inside bottom of arc hollow rod (1), establish on hollow section of thick bamboo (31) right side bottom plate (30), bottom plate (30) upper end is fixed axis (29), axis (29) annular outer end upper portion position is through bearing installation plectane (27), axis (29) annular outer end suit torsional spring (28) and torsional spring (28) are established between plectane (27) and bottom plate (30), plectane (27) annular side is fixed and is stopped board (25), stopping board (25) are established at rotor plate (24) rear end.

6. The neck hanging fan with the control button at the tail end as claimed in claim 5, wherein: bottom plate (30) upper end fixed stop (26), establish in stopping board (25) rear end baffle (26), the fixed first limiting plate in bottom plate (30) upper end, the fixed second limiting plate of plectane (27) lower extreme, two expansion ends of torsional spring (28) laminate with first limiting plate and second limiting plate respectively.

7. The neck hanging fan with the control button at the tail end as claimed in claim 5, wherein: the hollow rod of arc (1) front end and rear end all set up the recess, circular plate (27) annular side end fixed feeler lever (34), feeler lever (34) are established and are extended in hollow rod of arc (1) inside and follow hollow rod of arc (1) through the recess.

8. The neck hanging fan with the control button at the tail end as claimed in claim 4, wherein: a strip-shaped groove is formed in the upper end of the fixing column (33), a step groove with a large outer part and a small inner part is formed in the side end of the hollow cylinder (31), a transverse plate is fixed inside the circumference of the spiral rewind spring (32), a hook is arranged outside the circumference of the spiral rewind spring (32), the transverse plate is clamped inside the strip-shaped groove, and the hook is hooked inside the step groove.

9. The neck hanging fan with the control key at the tail end as claimed in claim 1, wherein: the through-hole that holds earphone cord (22) removal is all seted up to two portions around hollow pole of arc (1) left end, rubber sleeve (3) inside is equipped with metal forming hose (6), metal forming hose (6) fixed mounting is between connecting rod (4) and hollow pole of arc (1).

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