CN213604933U - Hair drier - Google Patents

Abstract

The utility model provides a hair drier relates to small household electrical appliances technical field. The hair drier comprises a drier body, a connecting piece and a handle, wherein the handle comprises a holding handle and two supporting arms fixedly arranged at the top end of the holding handle, a rotating space is formed between the two supporting arms, the connecting piece comprises a connecting seat and a connecting arm fixedly connected to the connecting seat, and the connecting seat is positioned in the rotating space and is rotatably connected with the supporting arms; one end of the connecting arm, which is far away from the connecting seat, is fixedly connected with the machine body, and the projection profile of the connecting arm, which faces the connecting seat, is completely positioned on the connecting seat. The setting of linking arm can increase the interval of fuselage and connecting seat in this hair-dryer, and then increases the fuselage and around the turning radius of articulated department, ensures the abundant folding of fuselage and handle to reduce the volume of hair-dryer fold condition, and reduce the accommodation space who places the hair-dryer and occupy.

Description

Hair drier

Technical Field

The utility model relates to a small household electrical appliances technical field particularly, relates to a hair-dryer.

Background

The hair-dryer is the indispensable household electrical appliances product among the daily life, accomodates the space that occupies in order to reduce the hair-dryer, and current hair-dryer is mostly foldable hair-dryer, however the folding in-process of hair-dryer, and the outer wall of fuselage often can produce with the handle and interfere, and the folding degree that leads to the relative handle of fuselage is little, and the volume after the hair-dryer is folding is still great, and the storage space who occupies is big.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hair drier to it is bulky when fold condition to solve the hair drier, occupies the great technical problem of accommodation space.

In order to solve the above problems, the present invention provides a hair dryer, which comprises a hair dryer body, a connecting member and a handle, wherein the handle comprises a grip handle and two support arms fixedly arranged at the top end of the grip handle, a rotation space is formed between the two support arms, the connecting member comprises a connecting seat and a connecting arm fixedly connected to the connecting seat, and the connecting seat is located in the rotation space and rotatably connected to the support arms; one end of the connecting arm, which deviates from the connecting seat, is fixedly connected with the machine body, and the projection profile of the connecting arm, which faces the connecting seat, is completely located on the connecting seat.

Optionally, the top of the support arm is a semicircular pivot joint part, the outer wall of the connecting seat is a cylindrical surface, the connecting seat and the pivot joint part are coaxial, and the outer diameter D1 of the connecting seat is substantially equal to the diameter D2 of the pivot joint part.

Optionally, the connecting arm is cylindrical, and an axial direction of the connecting arm is consistent with a radial direction of the connecting seat.

Optionally, the connecting seat comprises an outer cylinder and an inner cylinder which is coaxially located inside the outer cylinder, the inner cylinder is connected with the outer cylinder through a partition part, the outer wall of the outer cylinder and the inner wall of the inner cylinder are both cylindrical surfaces, a rotating shaft is connected between the supporting arms, and the rotating shaft is rotatably inserted into the inner cylinder; the outer barrel, separate fender portion with form between the inner tube and hold the line chamber, the outer barrel is equipped with first through wires hole, the handle is equipped with the intercommunication first through wires hole with the second through wires hole of gripping handle inner space.

Optionally, the connecting seat is made of metal, a first insulating piece covers the inner wall of the wire accommodating cavity, and a through hole is formed in the position, corresponding to the first threading hole, of the first insulating piece.

Optionally, a part of the hole body of the first threading hole is positioned on the side wall of the threading containing cavity, and a gap is arranged in the area of the baffle part corresponding to the first threading hole; the through-hole includes first hole body region and second hole body region, first hole body region with first through wires hole is corresponding, second hole body region with the breach is corresponding, just second hole body region deviates from the edge of first through wires hole is equipped with the direction and follows, the direction is along the orientation first through wires hole leans out.

Optionally, the side wall of the blocking portion departing from the wire accommodating cavity is a first limiting wall, the side wall of the support arm opposite to the limiting wall is a second limiting wall, one of the first limiting wall and the second limiting wall is provided with an arc-shaped groove, the arc-shaped groove and the outer cylinder are coaxial, the other one is provided with a limiting boss, and the limiting boss is inserted into the arc-shaped groove in a sliding manner.

Optionally, the inner wall of the outer cylinder is cylindrical, one end of the outer cylinder, which is far away from the line accommodating cavity, protrudes out of the blocking part, the first limiting wall is provided with an annular boss which is coaxial with the inner cylinder, an annular groove is defined between the annular boss and the outer cylinder, two blocking bosses are arranged in the annular groove at intervals along the circumferential direction of the annular groove, and the annular groove is divided into a first groove body and a second groove body by the two blocking bosses;

one of the first groove body and the second groove body is used as the arc-shaped groove, the limiting boss comprises a first boss arranged on the second limiting wall, and the first boss is inserted in the arc-shaped groove in a sliding manner;

or, the first groove body and the second groove body are both used as the arc-shaped groove, the limiting boss comprises a first boss and a second boss which are arranged on a second limiting wall, the first boss is inserted into the first groove body in a sliding mode, and the second boss is inserted into the second groove body in a sliding mode.

Optionally, one of the first limiting wall and the second limiting wall is fixedly provided with a first limiting ring, the other is fixedly provided with a second limiting ring, the first limiting ring is rotatably sleeved on the second limiting ring, a plurality of clamping grooves are formed in the inner side wall of the first limiting ring along the circumferential direction of the inner side wall of the first limiting ring, and clamping bosses matched with the clamping grooves are formed in the outer side wall of the second limiting ring.

Optionally, the support arm includes a housing portion integrally formed with the grip and a baffle frame fixedly disposed inside the housing portion.

The utility model provides an among the hair-dryer, the setting of linking arm can increase the interval of fuselage and connecting seat, and then increase the fuselage around the turning radius of articulated department, and the overall dimension of linking arm is less than the connecting seat, it is less with the probability that the handle produced the interference to rotate the process, thereby when less turning radius is less, the fuselage rotates less angle will with the outer wall butt of parts such as handle, make the emergence of the less condition of hair-dryer folding degree, the turning angle of the relative handle of corresponding increase fuselage, improve the folding degree of hair-dryer, and then reduce the volume when hair-dryer fold condition, and reduce the accommodation space who places the hair-dryer and occupy.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic view of a blower according to the present invention;

figure 2 is a cross-sectional view of a first section of the blower of figure 1;

figure 3 is a cross-sectional view of a second section of the blower of figure 1;

FIG. 4 is an enlarged view of a portion of FIG. 3;

fig. 5 is a schematic view of the connecting seat hinged to the handle in the hair dryer provided by the present invention;

FIG. 6 is an exploded view of the handle and connecting section of FIG. 5;

fig. 7 is a schematic view of the hair dryer provided by the present invention, wherein the first insulating member is installed in the wire accommodating cavity of the connecting seat;

fig. 8 is a schematic view illustrating the fit between the first limit ring and the second limit ring in the connecting seat of the hair dryer of the present invention;

fig. 9 is a schematic view of a connecting seat in the hair dryer provided by the present invention;

FIG. 10 is a schematic view of the first insulator of FIG. 7;

fig. 11 is a schematic view of the connection between the left shell and the left baffle in the hair dryer, wherein the second limiting ring is installed on the left shell.

Description of reference numerals:

100-a handle; 111-left grip; 112-right grip handle; 113-a decorative block; 121-a left support arm; 122-a right support arm; 123-left baffle frame; 1231-a second limiting wall; 1232-a first boss; 1233-a second boss; 124-right barrier frame; 125-left housing portion; 126-right housing part; 127-a pivot joint; 128-rotation space; 129-a second threading hole; 130-a rotating shaft; 140-a decorative ring; 150-a decorative cover; 160-a line ball board; 170-wire sheath; 180-switch toggle; 190-toggle switch; 200-a fuselage; 210-air outlet cylinder; 211-a heat insulating cylinder; 212-a holder; 213-a motor; 214-fan blades; 215-a ceramic block; 220-rear cover; 221-dust screen; 222-an air intake cover; 230-an air outlet nozzle; 231-outer tuyere; 232-inner tuyere; 300-a connector; 310-a connecting arm; 320-outer cylinder; 321-a first threading hole; 330-inner cylinder; 340-a barrier; 341-first limiting wall; 342-an arc-shaped slot; 3421-first trough body; 3422-second trough body; 343-an annular boss; 344-a blocking boss; 345-gap; 350-wire containing cavity; 360-connecting plate; 410-a first insulator; 411-leading edge; 412-a via; 4121-first pore body region; 4122-a second pore body region; 420-a second insulator; 510-a first stop collar; 511-card slot; 520-a second stop collar; 521-clamping boss.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The present embodiment provides a hair dryer, as shown in fig. 1 and fig. 5, comprising a body 200, a connector 300 and a handle 100, wherein the handle 100 comprises a grip and two support arms fixed on the top end of the grip, a rotation space 128 is formed between the two support arms, the connector 300 comprises a connecting seat and a connecting arm 310 fixed on the connecting seat, the connecting seat is located in the rotation space 128 and is rotatably connected with the support arms; one end of the connecting arm 310, which is far away from the connecting seat, is fixedly connected with the body, and the projection profile of the connecting arm 310, which faces the connecting seat, is completely located on the connecting seat.

The hair drier provided by the embodiment comprises a body 200 for blowing outwards and a handle 100 for being held by a user, wherein a connecting seat is rotatably connected with a supporting arm at the top of the handle 100 to form a hinge part, and the handle 100 is hinged with the body 200 through the hinge part, so that the two can be folded for use; when the hair dryer is used, force is applied to the handle 100 or the body 200, the body 200 drives the connecting seat to synchronously rotate along with the connecting seat, the body 200 and the handle 100 are in an open state, and a user can start the hair dryer to perform hair blowing and other operations; when need not to use the hair-dryer, can rotate fuselage 200, fuselage 200 is fold condition with handle 100 to reduce the volume of hair-dryer, the corresponding storage space who places the hair-dryer and occupy is reduced, improves the convenient degree of use of hair-dryer.

Wherein, the setting of linking arm 310 can increase the interval of fuselage 200 and connecting seat, and then increase fuselage 200 around the turning radius of articulated department, and the overall dimension of linking arm 310 is less than the connecting seat, the probability that rotation process and handle produced the interference is less, thereby when less turning radius is less, fuselage 200 rotates the outer wall butt that less angle will be with parts such as handle 100, make the emergence of the less condition of hair-dryer folding degree, the corresponding turned angle of the relative handle 100 of increase fuselage 200, improve the folding degree of hair-dryer, and then reduce the volume when hair-dryer folding state, and reduce the accommodation space who places the hair-dryer and occupy.

In this embodiment, the top of the supporting arm may be a semicircular pivot portion 127, the outer wall of the connecting base is a cylindrical surface, the connecting base and the pivot portion 127 are coaxial, and the outer diameter D1 of the connecting base is substantially equal to the diameter D2 of the pivot portion 127. In the hair dryer, the connecting base of the connecting member 300 is accommodated in the rotating space 128 formed between the two supporting arms at the top of the handle 100, the outer arc surface of the pivoting part 127 is used as the top surface of the supporting arm, the cylindrical outer wall of the connecting base is coaxially and rotatably connected with the pivoting part 127 at the top of the supporting arm, the outer diameter D1 of the connecting base is substantially equal to the diameter D2 of the pivoting part 127, when the connecting seat rotates to any angle relative to the supporting arm, the cylindrical outer wall of the connecting seat is coplanar with the arc-shaped top surface of the supporting arm, the cylindrical outer wall of the connecting base and the arc top surfaces of the pivoting parts 127 of the two supporting arms have better consistency, no matter the hair dryer is in a use state or a folded state, the pivoting parts 127 of the connecting base and the two supporting arms can form a hinged part with better outer wall regularity and consistency, thereby improve hair-dryer outer wall's regularity and lines smoothness nature, correspondingly improve the user and feel in feeling and the use of vision.

It should be noted that, because the connecting seat and the supporting arm inevitably have a processing error in actual processing, the above-mentioned "substantially equal" means that D1 and D2 may have a certain difference range, for example, the difference range of D1 and D2 may be-5 mm to 5mm, that is, the cylindrical outer wall of the connecting seat may protrude the pivot portion by 0mm to 5mm, or the cylindrical outer wall of the connecting seat may indent 0mm to 5mm relative to the pivot portion.

Specifically, the difference between the outer diameter D1 of the connecting seat and the diameter D2 of the pivoting part 127 can be limited to-2 mm, when D1 is not equal to D2, a semi-ring step with equal height difference is formed between the cylindrical outer wall of the connecting seat and the semi-circular edge of the semi-circular pivoting part 127, the semi-ring step is not affected by the rotation angle of the connecting seat, and the height range of the semi-ring step is 0 mm-2 mm, the height of the semi-ring step is smaller in the visual range, so that the cylindrical outer wall of the connecting seat and the semi-circular edges of the pivoting parts 127 of the two supporting arms have better consistency, no matter the hair dryer is in a use state or a folded state, the pivoting parts 127 of the connecting seat and the two supporting arms can form a hinged part with better outer wall regularity and consistency, thereby improve hair-dryer outer wall's regularity and lines smoothness nature, correspondingly improve the user and feel in feeling and the use of vision. In addition, on the basis of ensuring the regularity and the fluency of the hinge parts formed by the connecting seat and the hinge part 127, the processing precision of the connecting seat and the hinge part 127 can be reduced, thereby reducing the precision requirement on the production of the hair dryer and reducing the production cost.

Specifically, the semicircular pivot joint may include: the cross section profiles of the pivoting parts are completely the same and are semicircular; or, as shown in fig. 5, the side wall of the pivoting portion facing the connecting seat is a semicircular plane, and the outer side wall of the pivoting portion facing away from the connecting seat is an arc surface with arc transition.

Specifically, in this embodiment, the height of the portion of the support arm connected between the grip portion and the pivot portion 127 may be substantially equal to the radius of the pivot portion 127, and the width of the portion of the support arm connected between the grip portion and the pivot portion 127 may be substantially equal to the diameter D2 of the pivot portion 127, so that the integrity of the support arm is higher, and during the rotation of the connection seat, the outer wall of one half of the seat body corresponding to the pivot portion 127 is consistent with the semicircular edge of the pivot portion 127, and the other half of the seat body is completely shielded in the rotation space 128 by the support arm in the axial direction, thereby reducing the damage of the outward protrusion of the connection seat to the whole smoothness of the hinge component caused by the support arm.

Alternatively, in this embodiment, the connecting arm 310 may be cylindrical, and the axial direction of the connecting arm 310 is consistent with the radial direction of the connecting seat. The connecting arm 310 projects towards the connecting seat along the axial direction, the projection outline can be completely positioned on the cylindrical surface of the connecting seat, and the interference probability between the connecting seat and the handle is smaller in the rotating process of the machine body, so that the rotating angle and the folding degree of the machine body are ensured. Specifically, linking arm 310 can be cylindrical, square or triangular's barrel, and preferably, linking arm 310 can be cylindrical barrel, and the connecting piece is columniform linking arm and connecting cylinder by the appearance and constitutes, and the wholeness and the whole smoothness nature of connecting piece are higher, and the visual sensation and the feeling of user when using are all preferred. In addition, the top of the connecting arm 310 may be fixedly connected with a connecting plate 360, the connecting plate 360 extends along the circumference of the body 200, and after the connecting plate 360 is primarily limited with the body 200 by a buckle, the connecting plate 360 and the body 200 are detachably and fixedly connected by a connecting member 300 such as a screw.

Specifically, in this embodiment, as shown in fig. 3, 4 and 9, the connection seat may include an outer cylinder 320 and an inner cylinder 330 coaxially located inside the outer cylinder 320, the inner cylinder 330 is connected to the outer cylinder 320 through a partition 340, both the outer wall of the outer cylinder 320 and the inner wall of the inner cylinder 330 are cylindrical surfaces, a rotation shaft 130 is connected between the supporting arms, and the rotation shaft 130 is rotatably inserted into the inner cylinder 330; a thread accommodating cavity 350 is formed among the outer cylinder 320, the partition part 340 and the inner cylinder 330, the outer cylinder 320 is provided with a first thread hole 321, and the handle 100 is provided with a second thread hole 129 communicating the first thread hole 321 and the inner space of the holding handle. Here is a concrete form of the connecting seat, in the body 200 of the hair dryer, there are installed the components which need to be connected with electricity, such as the wind dispelling component, the heating component, etc., one end of the power cord of the hair dryer can be connected with the above components, and the other end of the power cord of the hair dryer sequentially passes through the first threading hole 321, the thread containing cavity 350, the second threading hole 129 to enter the inner space of the handle, and finally passes through for being connected with the external socket, etc. The power line connected with the internal components of the body 200 can penetrate through the connecting piece 300 and the inside of the handle 100, so that the adverse effects of the winding of the power line and the like on the use convenience and safety of a user in the use process of the hair dryer can be effectively reduced; in addition, when the connecting base rotates relative to the rotating shaft 130, the lead wire in the wire accommodating cavity 350 can rotate along with the connecting base, and the inner cylinder 330 plays a role in blocking the lead wire and the rotating shaft 130, so that the occurrence of electric leakage and even circuit break caused by the fact that the lead wire is directly contacted and abraded with the rotating shaft 130 is effectively reduced. Preferably, the interior of the handle can be provided with a line pressing plate 160 to fix the power line, so as to reduce the occurrence of short circuit between the power line and each electronic component caused by pulling the power line located outside; in addition, can also be equipped with the protecting wire cover 170 in the bottom of the handle of gripping, the power cord is worn out through protecting wire cover 170 to the position of wearing out to the power cord carries on spacingly, fixed, not only can reduce the power cord and the handle of gripping between buckling wear, can further reduce the power cord and pull the influence to internal connection.

When the connecting arm 310 is a cylindrical shape with a through interior, the first threading hole 321 can be covered in the port where the connecting arm 310 is connected with the connecting seat, and the power cord can pass through the connecting arm 310 and then enter the cord accommodating cavity 350 through the first threading hole 321.

Optionally, in this embodiment, the connection seat may be made of metal, as shown in fig. 4 and 7, the inner wall of the wire accommodating cavity 350 is covered with a first insulating member 410, and a through hole 412 is disposed at a position of the first insulating member 410 corresponding to the first wire threading hole 321. On one hand, compared with a connecting seat made of a plastic material, the connecting seat is made of a metal material, the hardness and the strength of the connecting seat are improved, and the abrasion of the connecting seat and the rotating shaft 130 in the relative rotating process is small, so that the rotating fit of the connecting seat and the rotating shaft 130 is effectively ensured, and the service life of the connecting seat is prolonged; on the other hand, the connecting seat made of metal has higher appearance glossiness, the whole appearance of the hair drier is correspondingly higher, and the use visual perception of a user is better; on the other hand, cover first insulating part 410 in holding line chamber 350, can play to keep off insulating effect to the connecting seat of wire and metal material to the insulating crust that effectively reduces the wire that is located to hold line chamber 350 receives wearing and tearing to lead to the wire to leak outward, and then leads to the emergence of the electrified condition of connecting seat, correspondingly improves the safety in utilization of hair-dryer. Similarly, the connecting arm 310 may also be made of metal, and the connecting arm 310 may be integrally formed with the connecting base, so as to improve the connecting firmness of the two and enhance the overall appearance of the connecting member; similarly, a cylindrical second insulating member 420 may be inserted into the connection arm 310. Specifically, the connecting seat can be made of stainless steel, copper alloy, aluminum alloy and other materials; the first insulator 410 and the second insulator 420 may be made of an insulating material such as plastic, silicon, or rubber.

In this embodiment, as shown in fig. 4, 7 and 10, a part of the first threading hole 321 is located on the sidewall of the thread accommodating cavity 350, and a gap 345 is formed in a region of the blocking portion 340 corresponding to the first threading hole 321; the through hole 412 includes a first hole area 4121 and a second hole area 4122, the first hole area 4121 corresponds to the first threading hole 321, the second hole area 4122 corresponds to the notch 345, and a guiding edge 411 is disposed on an edge of the second hole area 4122 away from the first threading hole 321, and the guiding edge 411 inclines outward toward the first threading hole 321. When part of the hole body of the first threading hole 321 is positioned on the side wall of the thread accommodating cavity 350, the guide edge 411 inclines outwards through the notch 345 to guide the conducting wire which penetrates out of the other part of the hole body of the first threading hole 321, and the part of the conducting wire is guided into the thread accommodating cavity 350, so that the situation that the conducting wire extends out of the thread accommodating cavity 350 during assembly is reduced, and the assembly convenience of the hair dryer is improved; in addition, the guiding edge 411 can protect and guide the corresponding wire, so that the wire can smoothly extend into the wire accommodating cavity 350, and the bending and winding of the wire at the turning point formed by the first threading hole 321 and the blocking part 340 is correspondingly reduced.

In this embodiment, as shown in fig. 6 and 8, a side wall of the partition 340 away from the wire accommodating cavity 350 is a first limiting wall 341, a side wall of the support arm opposite to the limiting wall is a second limiting wall 1231, one of the first limiting wall 341 and the second limiting wall 1231 is provided with an arc-shaped groove 342, the arc-shaped groove 342 and the outer cylinder 320 are coaxial, and the other is provided with a limiting boss, and the limiting boss is slidably inserted into the arc-shaped groove 342. As shown in fig. 6 and 8, taking the example that the arc-shaped groove 342 is disposed on the first limit wall 341 of the blocking portion 340, and the limit boss is disposed on the side wall of the support arm, the inner cylinder 330 of the connecting base is rotatably connected to the rotating shaft 130 between the two support arms, and the axis of the arc-shaped groove 342 is collinear with the axis of the rotating shaft 130; the inner side wall of one of the support arms is provided with a limit boss which is inserted in the arc-shaped groove 342, the arc-shaped groove 342 rotates synchronously with the connection base in the rotation process of the connection base around the rotating shaft 130, and the limit boss is inserted in the arc-shaped groove 342 and slides along the length direction of the arc-shaped groove 342 in the rotation process, so that the rotation stroke of the arc-shaped groove 342 is guided and limited, and the rotation of the connection base is guided and limited; in addition, when the limiting bosses slide to the side walls at the two ends of the arc-shaped groove 342 in the length direction, the limiting bosses limit the arc-shaped groove 342 to continue rotating, correspondingly limit the rotating angle of the connecting seat, and limit the foldable angle of the blower body 200; preferably, one end of the arc-shaped groove 342 in the length direction corresponds to the rotation angle of the connection seat when the body 200 is folded, and the other end corresponds to the rotation angle of the connection seat when the body 200 is unfolded, so as to ensure the use of the hair dryer and improve the convenience of use.

Specifically, in this embodiment, as shown in fig. 8, the inner wall of the outer cylinder 320 may be cylindrical, and one end of the outer cylinder 320, which is away from the wire accommodating cavity 350, protrudes out of the blocking portion 340, the first limiting wall 341 is provided with an annular boss 343 which is coaxial with the inner cylinder 330, the annular boss 343 and the outer cylinder 320 define an annular groove therebetween, two blocking bosses 344 are provided in the annular groove at intervals along the circumferential direction thereof, and the two blocking bosses 344 divide the annular groove into a first groove body 3421 and a second groove body 3422; in the first groove 3421 and the second groove 3422, one of them is used as the arc groove 342, the limiting boss includes a first boss 1232 disposed on the second limiting wall 1231, and the first boss 1232 is slidably inserted into the arc groove 342.

Here, as a specific way of forming the arc-shaped groove 342, the two blocking bosses 344 block the annular groove into two arc-shaped groove bodies, namely a first groove body 3421 and a second groove body 3422; spacing boss includes first boss 1232, and first boss 1232 can be pegged graft with the cooperation of first cell body 3421, and at this moment, first cell body 3421 is as arc groove 342, through the turned range restriction to first boss, realizes spacing to connecting seat turned range to above-mentioned structure makes the structure of connecting seat compacter, on the basis that does not increase the connecting seat volume, can realize more functions. In addition, the first boss 1232 can be slidably inserted into the second groove 3422 in addition to being matched with the first groove 3421, and at this time, the second groove 3422 serves as the arc-shaped groove 342 to limit the rotation range of the rotating base; preferably, the limit projection may be an arc projection matching the arc groove 342.

Preferably, as shown in fig. 8 and 11, the first groove 3421 and the second groove 3422 may both be arc-shaped grooves 342, the limiting bosses include a first boss 1232 and a second boss 1233 disposed on the second limiting wall 1231, the first boss 1232 is slidably inserted into the first groove 3421, and the second boss 1233 is slidably inserted into the second groove 3422. The arc-shaped groove comprises two arc-shaped groove bodies, the specific situation when the limiting boss comprises two bosses is that the first boss 1232 is inserted in the first groove body 3421 in a sliding manner, meanwhile, the second boss 1233 is inserted in the second groove body 3422 in a sliding manner, when the machine body rotates relative to the handle, the connecting seat drives the first boss and the second boss to synchronously rotate along with the first boss and the second boss, and when the first boss slides to one end of the first groove body, the second boss slides to one end of the second groove body; similarly, when first boss slided to the other end of first cell body, the second boss slided to the other end of second cell body, and two cell bodies carry on spacingly to the rotation stroke of two bosss simultaneously, and it is spacing to correspond the turned angle to connecting seat and fuselage to on the basis that does not increase connecting seat and support arm volume, the reinforcing is to the spacing stability of fuselage turned angle.

In this embodiment, as shown in fig. 4 and 8, one of the first and second limiting walls 341 and 1231 may be fixedly provided with a first limiting ring 510, the other one is fixedly provided with a second limiting ring 520, the first limiting ring 510 is rotatably sleeved on the second limiting ring 520, the inner wall of the first limiting ring 510 is provided with a plurality of slots 511 arranged at intervals along the circumferential direction thereof, and the outer wall of the second limiting ring 520 is provided with a locking boss 521 matching with the slots 511. Taking the example that the first limiting ring 510 is fixedly arranged on the first limiting wall 341 of the blocking part 340, and the second limiting ring 520 is fixedly arranged on the side wall of the supporting arm, in the rotation range limited by the arc-shaped groove 342, the plurality of clamping grooves 511 arranged at intervals can divide the rotation range, specifically, in the rotation process of the connecting base along with the machine body 200, the first limiting ring 510 rotates synchronously along with the connecting base, the second limiting ring 520 is fixed, so that in the rotation process of the first limiting ring 510, when one of the clamping grooves 511 rotates to the position of the clamping boss 521, the clamping boss 521 is clamped into the clamping groove 521, the connecting base is limited, and the machine body 200 is correspondingly limited; continuing to rotate fuselage 200, joint boss 521 receives the extrusion of draw-in groove 511 lateral wall to deviate from in the draw-in groove 511 to with the roof butt between two adjacent draw-in grooves 511, until next draw-in groove 511 rotates to joint boss 521 department, in joint boss 521 blocks the draw-in groove 511 once more, prescribe a limit to another rotational position of fuselage 200, so on, draw-in groove 511 and the cooperation of joint boss 521, can carry out spacingly to the different rotational position of fuselage 200 rotation range, thereby make fuselage 200 can be in different turned angle's the open mode, further improve the functionality of hair-dryer.

Specifically, as shown in fig. 8, six slots 511 are formed in the inner wall of the first limiting ring 510, and each three slots 511 form a group and correspond to the rotation range defined by the limiting slot; the ring outer wall of second spacing ring 520 is equipped with two joint bosss 521, two joint bosss 521 and two sets of draw-in grooves 511 one-to-one, fuselage 200 rotates when to the primary importance, two joint bosss 521 go into respectively and correspond in one draw-in groove 511 of organizing, fuselage 200 rotates when to the secondary importance, two joint boss 521 decibel cards go into in another draw-in groove 511 that corresponds the group, fuselage 200 rotates when to the third place, two joint bosss 521 go into respectively and correspond in the third draw-in groove 511 of organizing, two joint bosss 521 and two sets of draw-in grooves 511 cooperate simultaneously promptly, the rotating position to fuselage 200 carries on spacingly, thereby improve the spacing stability and the firmness of fuselage 200.

Of course, in other embodiments, the inner wall of the first stop collar 510 may be provided with a locking boss 521, and the outer wall of the second stop collar 520 may be provided with a plurality of locking slots 511; or the first limiting ring 510 may be fixedly disposed on the supporting arm, the second limiting ring 520 may be fixedly disposed on the blocking portion 340, and the working principle of the clamping boss 521 and the clamping groove 511 cooperating to limit the rotation position of the body 200 is similar to that described above, and will not be described herein again. In addition, the number of the card slots 511 may be one, two, or four, in addition to the three described above.

In this embodiment, the supporting arm may include a housing portion integrally formed with the grip and a blocking frame fixedly disposed inside the housing portion. The two blocking frames are used for forming the rotating space 128 and blocking an opening area at the upper part of the handle 100, on one hand, the shell part and the holding handle are integrally formed, the firmness of the shell part and the holding handle and the connection position precision of the shell part and the holding handle are high, the shell part limits the installation position of the blocking frames, and the position precision of the rotating space 128 formed between the two blocking frames can be ensured; on the other hand, when processing, shell portion and handle integrated into one piece, the processing degree of convenience is higher.

Specifically, as shown in fig. 1 to 5, the handle 100 is formed by assembling two holding handles and two supporting arms, wherein, with the perspective of fig. 4 and 5 as a reference, the left holding handle 111 and the left shell 125 of the left supporting arm 121 are integrally formed, and the left baffle frame 123 is fixedly arranged inside the left shell 125; the right holding handle 112 and the right shell portion 126 of the right supporting arm 122 are integrally formed, the right blocking frame 124 is fixedly arranged on the inner side of the right shell portion 126, and the left holding handle 111 and the right holding handle 112 are detachably and fixedly connected through a connector 300 such as a buckle or a screw and the like to form the handle 100; preferably, one of the left casing portion 125 and the right casing portion 126 may be integrally formed with the rotating shaft 130, as shown in fig. 4, the rotating shaft 130 is integrally formed with the right casing portion 126, and an end of the rotating shaft 130 facing the left casing portion 125 is fixedly connected to the left casing portion 125; the second position-limiting ring 520 is fixed to the left housing portion 125, and the first position-limiting ring 510 is fixed to the blocking portion 340 of the connecting socket. Preferably, a decorative ring 140 and a decorative cover 150 are further disposed on the outer sides of the left casing portion 125 and the right casing portion 126 to cover the grooves formed on the outer side walls of the two casing portions, so as to improve the integrity and appearance fluency of the handle 100; similarly, when the grip is provided with a recess such as a connecting hole as shown in fig. 5, the ornamental block 113 may be used to be fitted into the recess.

Specifically, when all parts in the blower are fixedly connected in a non-detachable mode, the connection can be realized in the modes of ultrasonic welding, integral forming and the like; when each part is detachably fixedly connected, the connection can be realized through modes such as splicing, buckling connection, screw connection, bolt connection and the like, and the details are not repeated.

Specifically, as shown in fig. 2, the body 200 of the hair dryer may include an air outlet barrel 210, a heat insulation barrel 211 is disposed inside the air outlet barrel 210, a bracket 212 is installed in the air outlet barrel 210, a motor 213 is fixedly installed on the bracket 212, and a fan blade 214 is installed at a driving end of the motor 213; the inside of the air outlet barrel 210 can also be provided with a mica frame, mica paper and the like, the mica frame is wound with a heating wire, and the air outlet end of the air outlet barrel 210 is provided with a ceramic block 215. The air inlet end cover of the air outlet barrel 210 is provided with a rear cover 220, the rear end of the rear cover 220 is provided with an air inlet cover 222, a dustproof net 221 is clamped between the air inlet cover 222 and the rear cover 220, and air inlet holes are formed in the rear side wall of the rear cover 220 and the air inlet cover 222; the air outlet end of the air outlet barrel 210 is provided with an air outlet nozzle 230, and the air outlet nozzle 230 comprises an outer air nozzle 231 and an inner air nozzle 232 sleeved inside the outer air nozzle 231. As shown in fig. 1 and 2, a switch knob 180 may be disposed on a handle 100 of the hair dryer, a toggle switch 190 connected to the switch knob 180 is disposed inside the handle 100, when in use, the body 200 is rotated to be in an open state, then the switch knob 180 is toggled to a cold wind stop, the motor 213 operates to drive the fan blade 214 to rotate, and drive outside air to enter the air outlet barrel 210 after being filtered by the dust screen 221, and then the outside air flows through the ceramic block 215 and is blown out through the air outlet nozzle 230 together with far infrared rays, negative ions and the like; when hot air is needed, the switch toggle button 180 is toggled to a hot air gear, air entering the air outlet barrel 210 is heated by the heating wire and then blown out hot air through the air outlet nozzle 230, specifically, the hot air gear can comprise a hot air gear and a hot air gear, and a user can toggle the switch toggle button to the hot air gear or the hot air gear according to actual requirements. After the use, the switch knob 180 is turned to the closing position, and the body 200 is rotated and folded.

Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A hair drier is characterized by comprising a hair drier body (200), a connecting piece (300) and a handle (100), wherein the handle (100) comprises a holding handle and two supporting arms fixedly arranged at the top end of the holding handle, a rotating space (128) is formed between the two supporting arms, the connecting piece (300) comprises a connecting seat and a connecting arm (310) fixedly connected to the connecting seat, and the connecting seat is positioned in the rotating space (128) and is rotatably connected with the supporting arms; one end, deviating from the connecting seat, of the connecting arm (310) is fixedly connected with the machine body, and the projection outline, facing the connecting seat, of the connecting arm (310) is completely located on the connecting seat.

2. The hair dryer of claim 1, wherein the top of the support arm is a semi-circular pivot (127), the outer wall of the connecting base is a cylindrical surface, the connecting base is coaxial with the pivot (127), and the outer diameter D1 of the connecting base is substantially equal to the diameter D2 of the pivot (127).

3. The hair dryer of claim 2, wherein the connecting arm (310) is cylindrical, and an axial direction of the connecting arm (310) coincides with a radial direction of the connecting seat.

4. The hair dryer of any one of claims 1-3, wherein the connecting seat comprises an outer cylinder (320) and an inner cylinder (330) which is coaxially positioned in the outer cylinder (320), the inner cylinder (330) is connected with the outer cylinder (320) through a baffle part (340), the outer wall of the outer cylinder (320) and the inner wall of the inner cylinder (330) are both cylindrical surfaces, a rotating shaft (130) is connected between the supporting arms, and the rotating shaft (130) is rotatably inserted in the inner cylinder (330); the outer barrel (320), keep off portion (340) with form between inner tube (330) and hold line chamber (350), outer barrel (320) is equipped with first through wires hole (321), handle (100) are equipped with the intercommunication first through wires hole (321) with the second through wires hole (129) of handle inner space.

5. The hair dryer of claim 4, wherein the connecting seat is made of metal, a first insulating member (410) is covered on the inner wall of the wire accommodating cavity (350), and a through hole (412) is formed in the first insulating member (410) at a position corresponding to the first wire threading hole (321).

6. The hair dryer of claim 5, wherein a part of the first threading hole (321) is located on the side wall of the thread containing cavity (350), and a notch (345) is formed in the area of the baffle (340) corresponding to the first threading hole (321); the through hole (412) comprises a first hole body area (4121) and a second hole body area (4122), the first hole body area (4121) corresponds to the first threading hole (321), the second hole body area (4122) corresponds to the notch (345), and a guide edge (411) is arranged on the edge of the second hole body area (4122) departing from the first threading hole (321), and the guide edge (411) inclines outwards towards the first threading hole (321).

7. The hair dryer according to claim 4, characterized in that the side wall of the baffle part (340) facing away from the wire accommodating cavity (350) is a first limiting wall (341), the side wall of the support arm facing the limiting wall is a second limiting wall (1231), one of the first limiting wall (341) and the second limiting wall (1231) is provided with an arc-shaped groove (342), the arc-shaped groove (342) is coaxial with the outer barrel (320), and the other is provided with a limiting boss which is slidably inserted into the arc-shaped groove (342).

8. The hair dryer according to claim 7, characterized in that the inner wall of the outer cylinder (320) is cylindrical, one end of the outer cylinder (320) facing away from the wire accommodating cavity (350) protrudes out of the baffle part (340), the first limiting wall (341) is provided with an annular boss (343) coaxial with the inner cylinder (330), an annular groove is defined between the annular boss (343) and the outer cylinder (320), two baffle bosses (344) are arranged in the annular groove at intervals along the circumferential direction of the annular groove, and the two baffle bosses (344) divide the annular groove into a first groove body (3421) and a second groove body (3422);

one of the first groove body (3421) and the second groove body (3422) is used as the arc-shaped groove (342), the limiting boss comprises a first boss (1232) arranged on the second limiting wall (1231), and the first boss (1232) is inserted into the arc-shaped groove (342) in a sliding manner;

or, the first groove body (3421) and the second groove body (3422) are both used as the arc-shaped groove (342), the limiting boss comprises a first boss (1232) and a second boss (1233) which are arranged on the second limiting wall (1231), the first boss (1232) is slidably inserted into the first groove body (3421), and the second boss (1233) is slidably inserted into the second groove body (3422).

9. The hair dryer of claim 7, wherein one of the first limiting wall (341) and the second limiting wall (1231) is fixedly provided with a first limiting ring (510), the other one of the first limiting wall and the second limiting wall is fixedly provided with a second limiting ring (520), the first limiting ring (510) is rotatably sleeved on the second limiting ring (520), the inner side wall of the first limiting ring (510) is provided with a plurality of clamping grooves (511) arranged at intervals along the circumferential direction, and the outer side wall of the second limiting ring (520) is provided with clamping bosses (521) matched with the clamping grooves (511).

10. The hair dryer of any one of claims 1 to 3, wherein said support arm comprises a housing portion integrally formed with said grip and a baffle frame fixedly disposed within said housing portion.

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