Novel hair curling accessory for handheld appliance

Abstract

The utility model discloses a novel hair curling accessory for a handheld appliance, which comprises a shunting grating component with a through cavity, a plurality of outflow grooves are formed on the shunting grating component, an air inlet for receiving airflow is arranged at one end of the shunting grating component, the accessory further comprises a plurality of spiral air outlet bodies sleeved on the shunting grating component, and the spiral air outlet bodies are arranged on the shunting grating component. A diffusion cavity communicated with the outflow groove is formed between the spiral air outlet body and the flow dividing grating component. The accessory further comprises an air outlet which is communicated with the diffusion cavity and arranged in the circumferential direction of the accessory. And a spiral guide path is formed on the inner wall of the spiral air outlet body, so that air flow in the through cavity is divided by the flow dividing grating component to form spiral air flow in the diffusion cavity, and the spiral air flow is exhausted from the air outlet.

Description

Technical Field

[0001] The utility model relates to a handheld appliance, in particular to the technical field of hairdressing appliances, and in particular to a novel hair curling accessory for the handheld appliance. Background Art

[0002] In the prior art, in order to style the hair, a curling iron is used to directly heat the hair to denature the hair protein, thereby styling the hair. However, this method easily causes hair damage and frizziness. With the development of technology, accessories have emerged that use hot air flow and the Coanda effect to wrap the hair around the surface of a cylindrical accessory to curl the hair. The air outlet slot of this accessory extends continuously along the length direction of the accessory, and there are multiple air outlet slots that are spaced apart along the circumference of the accessory. However, this method has a great influence on the shape of the curling effect accessory, which limits the design space of the appearance. Therefore, it is urgent to study a method that can adsorb and wrap the hair on the outer surface of the accessory. Utility Model Content

[0003] The purpose of the utility model is to provide a hair curling attachment for a handheld device, which absorbs hair and curls it on the outer surface of the attachment through airflow, and at the same time uses hot airflow to heat and curl the hair wrapped around the outer surface, thereby achieving hair curling and reducing damage to the hair.

[0004] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions.

[0005] A hair curling accessory for a handheld device, comprising a diverter grille component having a through cavity, a plurality of outflow slots formed on the diverter grille component, an air inlet for receiving airflow being provided at one end of the diverter grille component, wherein the accessory further comprises a plurality of spiral air outlet bodies sleeved on the diverter grille component, a diffusion cavity communicating with the outflow slots is formed between the spiral air outlet bodies and the diverter grille component;

[0006] The attachment further comprises an air outlet slot communicating with the diffusion chamber and arranged circumferentially around the attachment;

[0007] The inner wall of the spiral air outlet body forms a spiral guide path, so that the airflow in the through cavity is divided by the splitter grille component to form a spiral airflow in the diffusion cavity and is discharged from the air outlet slot.

[0008] Preferably, adjacent spiral air outlet bodies overlap end to end to form the air outlet slot.

[0009] Preferably, the spiral air outlet body is trumpet-shaped, and the diameter of one end close to the air inlet is larger than the diameter of the other end.

[0010] Preferably, the spiral air outlet body includes a first inner shell provided with the spiral guide path, and a first outer shell arranged on the outside of the first inner shell, the first outer shell having a first end close to the air inlet and a second end away from the air inlet, and the outer surface of the first outer shell expands outward and then contracts from the first end to the second end.

[0011] Preferably, the accessory further comprises a heating element, wherein the heating element is arranged between the first inner shell and the first outer shell, an assembly groove is provided on the outer wall of the diverter grid component, a conductive electrode sheet is provided in the assembly groove, and the conductive electrode sheet is electrically connected to the heating element.

[0012] Preferably, the conductive electrode sheet comprises a positive electrode sheet and a negative electrode sheet, and an anti-short circuit silicone rubber is further arranged between the positive electrode sheet and the negative electrode sheet.

[0013] Preferably, the accessory further includes a temperature sensing element and a protection plate, the diverter grid component is provided with a groove for assembling the temperature sensing element, the protection plate cover is arranged in the groove, and the protection plate is made of metal.

[0014] Preferably, the accessory also includes a two-way air outlet component mounted on the diverter grille component, the two-way air outlet component is located below the spiral air outlet body and is arranged close to the air inlet, the two-way air outlet component receives the airflow discharged from the diverter grille component and discharges the airflow upward and downward.

[0015] Preferably, the two-way air outlet component includes a second inner shell and a second outer shell arranged on the outside thereof, the second inner shell is fixedly connected to the diversion grille component, the inner wall of the second outer shell is provided with annular ribs, the outer wall of the second inner shell is provided with a slot matching the annular ribs, a wind gap is formed between the second inner shell and the second outer shell, the outer wall of the second inner shell is provided with an upper spiral guide rib and a lower spiral guide rib, the second inner shell is also provided with an air outlet slot, the annular rib divides the air outlet slot into two, the upper spiral guide rib and the lower spiral guide rib are respectively located above and below the annular rib.

[0016] Preferably, the annular rib divides the air outlet slot into two equal parts, and the upper spiral guide rib and the lower spiral guide rib are symmetrically arranged about the annular rib.

[0017] Preferably, the outflow groove comprises a first grille hole and a second grille hole having different apertures, and the first grille hole and the second grille hole are arranged along the circumferential direction or along the axial direction of the accessory.

[0018] The beneficial effects of the utility model are as follows:

[0019] 1. In the utility model, the air outlet slots are arranged around the circumference of the attachment, and the spiral air outlet body is arranged, so that the airflow discharged from the air outlet slots is spiral, thereby adsorbing and guiding the hair near the attachment to be wrapped around the outer surface of the attachment. A brand-new technical solution for adsorbing curled hair by airflow is proposed, which is different from the prior art, and breaks through the limitation of the appearance in the prior art in order to achieve the technical effect, so that the appearance design is given more design space while satisfying the technical effect.

[0020] 2. By overlapping adjacent spiral air outlet bodies end to end to form an air outlet slot, it is beneficial for the airflow guided by the spiral guide path to maintain its original route and be blown out from the air outlet slot, further ensuring the adsorption and entanglement effect of the airflow discharged from the air outlet slot on the hair, thereby improving the curling effect.

[0021] 3. By making the spiral air outlet body trumpet-shaped and the diameter of one end close to the air inlet larger than the diameter of the other end, on the one hand, the air outlet volume can be increased and the curling efficiency can be improved; on the other hand, it is ensured that the air outlet slot is facing the direction of the air inlet, thereby improving the success rate of the airflow adsorption and winding of the hair.

[0022] 4. By setting the first inner shell and the first outer shell, the spiral air outlet body has a smooth outer surface, thereby improving the curling effect; by making the outer surface of the Iveco expand outward from the first end close to the air inlet to the other end and then contract, a curved surface extending along the length direction of the attachment is formed, the airflow discharged from the air outlet slot is guided, and the Coanda effect is used to adsorb and entangle the hair close to the attachment, thereby reducing wind resistance and making the air outlet smoother; on the other hand, the hair has a beautiful curling arc, thereby improving the curling effect.

[0023] 5. The curling effect is further improved by setting a heating element; by setting an assembly groove on the outer wall of the diverter grid component, a conductive electrode sheet is set in the assembly groove, which is convenient for reducing the volume of the accessory and improving assembly efficiency.

[0024] 6. By setting anti-short circuit silicone rubber between the positive electrode plate and the negative electrode plate, the working reliability of the product is improved.

[0025] 7. By setting a groove for assembling the temperature sensing element on the diverter grid component, the volume of the accessory is reduced and the assembly efficiency is improved; and a protective plate is covered on the groove, and the protective plate is made of metal to improve the accuracy of the temperature sensing element in detecting the temperature, and the temperature sensing element is fixed to improve the working reliability.

[0026] 8. By setting up a two-way air outlet component and placing it close to the air inlet, the hair close to the air inlet is guided to prevent the hair from accumulating at the bottom of the attachment.

[0027] 9. By dividing the air outlet slot into two parts through the annular ribs, and arranging the upper spiral guide ribs and the lower spiral guide ribs respectively above and below the annular ribs, the airflow entering the air gap is guided so that the two-way air outlet assembly discharges the spiral airflow upward and downward.

[0028] 10. By making the annular rib divide the air outlet slot into two equal parts, and the upper spiral guide rib and the lower spiral guide rib are symmetrically arranged about the annular rib, the air flow amount discharged upward and downward by the two-way air outlet component is the same, and the direction of the exhaust air flow is symmetrical about the annular rib, thereby achieving a better hair guiding effect.

[0029] 11. By setting the first grille holes and the second grille holes with different apertures, the air output of the spiral air outlet bodies at different distances can be uniform, so as to achieve a better curling effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 A schematic diagram of the structure of the hair curling accessory provided by the utility model;

[0031] Figure 2 A cross-sectional view of the handheld device provided by the utility model;

[0032] Figure 3 An exploded view of the hair curling attachment provided by the utility model;

[0033] Figure 4 A cross-sectional view of the hair curling accessory provided by the utility model;

[0034] Figure 5 An exploded view of the spiral air outlet provided by the utility model;

[0035] Figure 6 An exploded view of the assembly of the conductive electrode sheet provided by the utility model;

[0036] Figure 7 A cross-sectional view of the assembly of the heating element and the diverter grille component provided by the utility model;

[0037] Figure 8 This is a schematic diagram of the assembly of the temperature sensing element provided by the utility model;

[0038] Fig. 9 An exploded view of the two-way air outlet assembly provided by the utility model;

[0039] Fig.10 A cross-sectional view of a two-way air outlet assembly provided by the utility model;

[0040] Fig.11 A cross-sectional view of multiple spiral air outlet bodies provided by the utility model;

[0041] Fig.12 This is a structural schematic diagram of the connecting piece provided by the utility model.

[0042] The names of the components in the figure are as follows:

[0043] 100, accessories; 101, air outlet slot; 110, splitter grille component; 111, outflow slot; 112, air inlet; 113, assembly slot; 114, groove; 120, upper cover; 130, conductive electrode sheet; 131, positive electrode sheet; 132, negative electrode sheet; 140, heating element; 150, spiral air outlet; 151, first outer shell; 152, first inner shell; 153, anti-short circuit silicone rubber; 1531, isolation part; 1532, covering part; 154, spiral Guide path; 160, protection plate; 200, host; 300, connector; 330, metal contact; 400, two-way air outlet assembly; 410, second outer shell; 411, annular rib; 420, second inner shell; 421, slot; 422, air outlet slot; 423, upper spiral guide rib; 424, lower spiral guide rib; 500, top cover assembly; 510, top cover outer shell; 520, decorative ring; 530, top cover; 600, temperature sensing element; 700, diffusion chamber. DETAILED DESCRIPTION

[0044] The present invention is described in detail below in conjunction with the various embodiments shown in the accompanying drawings, but it should be noted that these embodiments are not limitations of the present invention, and any equivalent transformations or substitutions in functions, methods, or structures made by ordinary technicians in the field based on these embodiments are all within the scope of protection of the present invention.

[0045] Refer to the attached Figure 1-12 As shown, a handheld device is disclosed in the present embodiment, which specifically includes an accessory 100 and a main unit 200, wherein the air outlet of the main unit 200 is connected to the air inlet 112 of the accessory 100, and the accessory 100 includes a diverter grille component 110 having a through cavity, a plurality of outflow slots 111 are formed on the diverter grille component 110, and an air inlet 112 for receiving airflow is provided at one end of the diverter grille component 110; an air outlet slot 101 is provided on the accessory 100, and the air outlet slot 101 extends around the circumference of the accessory 100, and the air outlet slot 101 includes a plurality of air outlet slots 101 and is spaced apart along the length direction of the accessory 100; the diverter grille component 110 allows the airflow entering the accessory 100 to be diverted by the diverter grille component 110, thereby controlling the air volume of the air outlet slots 101 and making the air volume of each air outlet slot basically consistent.

[0046] The attachment 100 further includes a plurality of spiral air outlet bodies 150 sleeved on the flow dividing grille component 110, and a diffusion cavity 700 communicating with the outflow slot 111 is formed between the spiral air outlet bodies 150 and the flow dividing grille component 110; the inner wall of the spiral air outlet body 150 forms a spiral guide path 154, so that the airflow in the through cavity is divided by the flow dividing grille component 110 to form a spiral airflow in the diffusion cavity 700 and is discharged from the air outlet slot 101. The spiral guide path 154 is constructed by a plurality of spiral ribs on the inner wall of the first inner shell 152.

[0047] In one example, the air outlet slot 101 is formed by overlapping adjacent spiral air outlet bodies 150 end to end. The air outlet slot 101 located at the bottom is formed by the diversion grille component 110 and the spiral air outlet body 150.

[0048] In another example, the spiral air outlet body 150 is trumpet-shaped, and the diameter of one end close to the air inlet 112 is larger than the diameter of the other end.

[0049] Furthermore, the spiral air outlet body 150 includes a first inner shell 152 provided with the spiral guide path 154, and a first outer shell 151 mounted on the outside of the first inner shell 152, the first outer shell 151 having a first end close to the air inlet 112 and a second end away from the air inlet 112, and the outer surface of the first outer shell 151 expands outward and then contracts from the first end to the second end.

[0050] The accessory 100 also includes a heating element 140 , which is disposed between the first inner shell 152 and the first outer shell 151 . An assembly groove 113 is provided on the outer wall of the diverter grid component 110 , and a conductive electrode sheet 130 is provided in the assembly groove 113 . The conductive electrode sheet 130 is electrically connected to the heating element 140 .

[0051] The conductive electrode sheet 130 includes a positive electrode sheet 131 and a negative electrode sheet 132, and an anti-short circuit silicone rubber 153 is further arranged between the positive electrode sheet 131 and the negative electrode sheet 132. More specifically, the positive electrode sheet 131 and the negative electrode sheet 132 are electrically connected to the positive electrode sheet 131 and the negative electrode sheet 132 of the heating element 140 respectively through screws, and the anti-short circuit silicone rubber 153 includes an isolating portion 1531 and a covering portion 1532 located above the isolating portion 1531, the isolating portion 1531 is located between the positive electrode sheet 131 and the negative electrode sheet 132, the covering portion 1532 covers the two screws connecting the positive electrode sheet 131 and the negative electrode sheet 132, the first inner shell 152 is provided with a groove for placing the anti-short circuit silicone rubber 153, and the first inner shell 152 and the second outer shell 151 are sandwiched and fixed with the anti-short circuit silicone rubber 153.

[0052] Furthermore, the accessory 100 further includes a temperature sensing element 600 and a protective plate 160. The diverter grid component 110 is provided with a groove 114 for assembling the temperature sensing element 600. The protective plate 160 is covered in the groove 114. The protective plate 160 is made of metal. The temperature sensing element 600 can be a thermostat, a thermistor, or a combination of the two.

[0053] Furthermore, the accessory 100 also includes a two-way air outlet component 400 that is mounted on the diversion grille component 110. The two-way air outlet component 400 is located below the spiral air outlet body 150 and is arranged close to the air inlet 112. The two-way air outlet component 400 receives the airflow discharged from the diversion grille component 110 and discharges the airflow upward and downward.

[0054] More specifically, the two-way air outlet component 400 includes a second inner shell 420 and a second outer shell 410 sleeved on the outside thereof, the second inner shell 420 is fixedly connected to the diverter grille component 110, the inner wall of the second outer shell 410 is provided with an annular rib 411, the outer wall of the second inner shell 420 is provided with a slot 421 cooperating with the annular rib 411, a wind gap is formed between the second inner shell 420 and the second outer shell 410, the outer wall of the second inner shell 420 is provided with an upper spiral guide rib 423 and a lower spiral guide rib 424, the second inner shell 420 is also provided with an air outlet slot 422, the annular rib 411 divides the air outlet slot 422 into two, the upper spiral guide rib 423 and the lower spiral guide rib 424 are respectively located above and below the annular rib 411.

[0055] The annular rib 411 divides the air outlet slot 422 into two equal parts, and the upper spiral guide rib 423 and the lower spiral guide rib 424 are symmetrically arranged with respect to the annular rib 411 .

[0056] Furthermore, the outflow groove 111 includes a first grid hole and a second grid hole with different apertures, and the first grid hole and the second grid hole are arranged along the circumferential direction or along the axial direction of the accessory 100 .

[0057] In order to achieve assembly with the host 200, in this embodiment, the accessory also includes a connector 300, and the specific assembly of each part is described as follows. The connector 300 and the diverter grille component 110 can be set as one piece or separately. In this example, the connector 300 and the diverter grille component 110 are set separately. Specifically, the connector 300 and the diverter grille component 110 are fixedly connected by screws, and a screw hole is set on the connector 300 to form a locking hole, and the inner screw forms a locking member and is connected and locked with the screw hole at the bottom of the diverter grille component 110.

[0058] Furthermore, a metal contact 330 is provided in the connector 300, and the metal contact 330 is specifically a metal conductor needle, and the metal contact 300 is electrically connected to the conductive electrode sheet 130. The host 200 is also provided with a conductive needle that electrically cooperates with the metal contact 330, and the conductive needle is electrically connected to the power cord of the host 200. When the accessory 100 and the host 200 are assembled in place, the metal contact 330 forms an electrical connection with the conductive needle, thereby realizing the operation of the heating element 140 on the accessory 100. Further, the accessory 100 also includes an upper cover 120, which is snap-connected to the connector 300, and the upper cover 120 is sleeved at the connection between the connector 300 and the diverter grid assembly 110, and the metal contact 330 is arranged at the periphery of the connection, and the upper cover 120 covers the metal contact 300 to protect the metal contact 300.

[0059] The top of the accessory 100 has a top cover assembly 500, which includes a top cover shell 510, a decorative ring 520, and a top cover 530. The top cover shell 510 is fixedly connected to the diverter grille component 110 by screws, the decorative ring 520 is sandwiched between the top cover 530 and the top cover shell 510, and the top cover 530 is fixedly connected to the top cover shell 510 by snaps.

[0060] The series of detailed descriptions listed above are only specific descriptions of feasible implementation methods of the utility model. They are not intended to limit the protection scope of the utility model. Any equivalent implementation methods or changes that do not deviate from the technical spirit of the utility model should be included in the protection scope of the utility model.

[0061] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0062] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A novel hair curling attachment for a handheld device, comprising a diverter grille component having a through cavity, a plurality of outflow slots formed on the diverter grille component, an air inlet for receiving air flow being provided at one end of the diverter grille component, characterized in that: The accessory also includes a plurality of spiral air outlet bodies sleeved on the diverter grille component, wherein a diffusion cavity communicating with the outflow slot is formed between the spiral air outlet bodies and the diverter grille component; The attachment further comprises an air outlet slot communicating with the diffusion chamber and arranged circumferentially around the attachment; The inner wall of the spiral air outlet body forms a spiral guide path, so that the airflow in the through cavity is divided by the splitter grille component to form a spiral airflow in the diffusion cavity and is discharged from the air outlet slot.

2. The novel hair curling attachment for a handheld appliance according to claim 1, characterized in that: The adjacent spiral air outlet bodies overlap end to end to form the air outlet slot.

3. The novel hair curling attachment for a handheld appliance according to claim 1, characterized in that: The spiral air outlet body is trumpet-shaped, and the diameter of one end close to the air inlet is larger than the diameter of the other end.

4. The novel hair curling attachment for a handheld appliance according to claim 1, characterized in that: The spiral air outlet body includes a first inner shell provided with the spiral guide path, and a first outer shell sleeved on the outside of the first inner shell, the first outer shell having a first end close to the air inlet and a second end away from the air inlet, and an outer surface of the first outer shell first expands outward and then contracts from the first end to the second end.

5. The novel hair curling attachment for a handheld appliance according to claim 4, characterized in that: The accessory also includes a heating element, which is arranged between the first inner shell and the first outer shell. An assembly groove is arranged on the outer wall of the diverter grid component, and a conductive electrode sheet is arranged in the assembly groove. The conductive electrode sheet is electrically connected to the heating element.

6. The novel hair curling attachment for a handheld appliance according to claim 5, characterized in that: The conductive electrode sheet comprises a positive electrode sheet and a negative electrode sheet, and an anti-short circuit silicone rubber is arranged between the positive electrode sheet and the negative electrode sheet.

7. The novel hair curling attachment for a handheld appliance according to claim 1, characterized in that: The accessory also includes a temperature sensing element and a protection plate. The diverter grid component is provided with a groove for assembling the temperature sensing element. The protection plate cover is arranged in the groove. The protection plate is made of metal.

8. The novel hair curling attachment for a handheld appliance according to claim 1, characterized in that: The accessory also includes a two-way air outlet component mounted on the diverter grille component, the two-way air outlet component is located below the spiral air outlet body and close to the air inlet, the two-way air outlet component receives the airflow discharged from the diverter grille component and discharges the airflow upward and downward.

9. The novel hair curling attachment for a handheld appliance according to claim 8, characterized in that: The two-way air outlet component includes a second inner shell and a second outer shell sleeved on the outside thereof, the second inner shell is fixedly connected to the diverter grille component, the inner wall of the second outer shell is provided with annular ribs, the outer wall of the second inner shell is provided with a slot matching the annular ribs, a wind gap is formed between the second inner shell and the second outer shell, the outer wall of the second inner shell is provided with an upper spiral guide rib and a lower spiral guide rib, the second inner shell is also provided with an air outlet slot, the annular rib divides the air outlet slot into two, and the upper spiral guide rib and the lower spiral guide rib are respectively located above and below the annular rib.

10. The novel hair curling attachment for a handheld appliance according to claim 9, characterized in that: The annular rib divides the air outlet slot into two equal parts, and the upper spiral guide rib and the lower spiral guide rib are symmetrically arranged about the annular rib.

11. The novel hair curling attachment for a handheld appliance according to claim 1, characterized in that: The outflow groove includes a first grid hole and a second grid hole with different apertures, and the first grid hole and the second grid hole are arranged along the circumferential direction or along the axial direction of the attachment.

Images