CN210726982U

CN210726982U - Hand-held blowing device

Info

Publication number: CN210726982U
Application number: CN201921523222.6U
Authority: CN
Inventors: 俞浩
Original assignee: Dreame Technology Tianjin Co Ltd
Current assignee: Pursuit Technology Suzhou Co Ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-06-12
Anticipated expiration: 2029-09-12

Abstract

The utility model relates to a handheld blowing equipment, including the portion of gripping, with the portion of gripping is connected and is used for forming airflow channel's work portion and introduce the outside air current extremely airflow channel's the subassembly that induced drafts, work portion is in including the dryer shell and the setting that are formed with the cavity just be used for control in the cavity the control assembly of the subassembly that induced drafts, be provided with the touch-control subassembly in the work portion, the touch-control subassembly pass through the elastic component with the control assembly is connected. The touch control assembly is connected with the control assembly through the elastic piece, so that the touch control is quick and convenient, and the touch control assembly does not occupy space; the touch control assembly is simple in structure and convenient in manufacturing process.

Description

Hand-held blowing device

Technical Field

The utility model relates to a handheld blowing equipment.

Background

The hair dryer is a small personal care household appliance capable of quickly drying hair, and the air can be heated by the heating wires, so that the hair can be dried more quickly. In the prior art, the button of the hair dryer is generally a sliding switch, the internal structure is complicated, and the manufacturing process and the installation process increase the difficulty of manufacturing and installation; in terms of use, the problem of inconvenient operation is easily caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a handheld blowing equipment, it is connected with control assembly through the elastic component, simple structure, convenient operation and occupation space not.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a handheld blowing equipment, including the portion of gripping, with the portion of gripping is connected and is used for forming airflow channel's work portion and with outside air current introduction extremely airflow channel's the subassembly that induced drafts, work portion is in including the dryer shell that is formed with the cavity and setting in the cavity just is used for control the control assembly of the subassembly that induced drafts, be provided with the touch-control subassembly on the work portion, the touch-control subassembly pass through the elastic component with the control assembly is connected

Furthermore, the working part also comprises a cover plate component which is covered on one side of the air duct shell, and the touch control component is arranged on the cover plate component.

Further, the working part is arranged on the central air duct in the cavity, the control assembly is connected with the central air duct, the cover plate assembly comprises a cover plate body close to the control assembly, the touch assembly is arranged on the cover plate body, and the elastic piece is arranged between the cover plate body and the control assembly.

Furthermore, the cover plate assembly further comprises a rear cover plate connected with the cover plate body, and a long notch matched with the touch assembly to enable the touch assembly to extend out of the rear cover plate is formed in the rear cover plate.

Further, the touch control component is a button or a touch control display screen.

Furthermore, the working part also comprises a heating component which is arranged in the cavity to adjust the temperature of the air flow and is electrically connected with the control component, and the touch component comprises a first touch control component which is used for opening and closing the heating component.

Further, the touch control assembly further comprises a second touch control piece used for adjusting the temperature of the heating assembly.

Furthermore, the holding part is provided with a hollow part, the air suction assembly is arranged in the holding part, and a third touch control part which is electrically connected with the control assembly and used for opening and closing the air suction assembly is further arranged on the holding part.

Furthermore, the holding part comprises a holding outer shell and a holding inner shell arranged in the holding outer shell, a small hole is formed in the holding outer shell, and the third touch control piece is arranged on the holding inner shell and protrudes out of the small hole to be exposed outside.

Furthermore, the air suction assembly comprises a motor arranged inside the holding inner shell and a fan connected with the motor, the motor is provided with an output shaft, and the fan is connected with the output shaft.

The beneficial effects of the utility model reside in that: the touch control assembly is connected with the control assembly through the elastic piece, so that the touch control is quick and convenient, and the touch control assembly does not occupy space; the touch control assembly is simple in structure and convenient in manufacturing process.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of the handheld blowing device of the present invention.

Fig. 2 is a schematic structural view of the working portion and the tuyere assembly in fig. 1.

Fig. 3 is an exploded view of the cover plate assembly of fig. 2.

Fig. 4 is a schematic structural view of the working portion in fig. 1.

Fig. 5 is a partial structural view of the working part in fig. 1.

Fig. 6 is an exploded view of the working portion of fig. 1.

Fig. 7 is a schematic structural view of the grip portion in fig. 1.

Fig. 8 is a partial structure diagram of the holding part in fig. 1.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1 to 8, the handheld blowing device 100 according to a preferred embodiment of the present invention can be used in a hair drying scene; or, the local drying, heating and physical therapy scenes are performed in the aspects of laboratories, physical therapy rooms, industrial production, art designing and the like, and the application scenes of the handheld blowing device 100 are not limited in the application. The hand-held hair-blowing device 100 may comprise the following components: a grip part 1 and a working part 2 connected to the grip part 1.

Referring to fig. 2 to 6, the working portion 2 includes a wind tunnel casing 21 forming a cavity, a central wind tunnel 22 disposed in the cavity, a heating assembly 23 sleeved on the central wind tunnel 22 for adjusting temperature, a control assembly 24 connected to the central wind tunnel 22 for controlling the wind suction assembly 14 and the heating assembly 23, and a cover plate assembly 25 covering one side of the wind tunnel casing 21, wherein the wind suction assembly 14, the heating assembly 23 and the control assembly 24 are electrically connected, and the control assembly 24 is electrically connected to the cable 4. In this embodiment, the control component 24 is a double-layer circuit board 241, the central air duct 22 has an outer peripheral surface, the double-layer circuit board 241 is sleeved on the outer peripheral surface to be fixed with the central air duct 22, the double-layer circuit boards 241 are both PCB boards, and the heating component 23 is a heating wire 231. Indeed, in other embodiments, the double-layer circuit board 241 may be other, and the heating element 23 may be other, which is not limited herein according to the actual situation. In the present embodiment, the air duct casing 21 is circular to match the shape of the central air duct 22. Indeed, in other embodiments, the air duct casing 21 may be other, and is not specifically limited herein, depending on the actual situation.

The cover plate assembly 25 is disposed adjacent to the double-layer circuit board 241, and includes a cover plate body 251 disposed at one side of the double-layer circuit board 241, a back cover plate 253 disposed at one side of the cover plate body 251, and an end cap 252 disposed between the back cover plate 253 and the cover plate body 251, and the first protruding block is disposed at a central portion of the cover plate body 251. In the present embodiment, the cover plate body 251, the rear cover plate 253 and the end cap 252 are all circular to cover the air duct casing 21. However, in other embodiments, the cover body 251, the back cover 253 and the end cap 252 may have other shapes, and are not limited herein.

The double-layer circuit board 241 is used for controlling the operating parameters of the handheld blowing device 100. Such as: adjusting the heating power of the heating assembly 23, the rotating speed of the air suction assembly 14 and other working parameters. Correspondingly, the working portion is provided with a touch component connected with the control component through an elastic component, namely, the touch component is electrically connected to the double-layer circuit board 241 through the elastic component. In the present embodiment, the touch device is disposed on the cover device 25. Indeed, in other embodiments, the touch-sensing component may also be disposed at other positions of the working portion 2, such as the air duct casing 21, and the like, which is not specifically limited herein, depending on the actual situation. Specifically, the touch device is disposed on the cover body 251, and the elastic member 52 is disposed between the cover body 251 and the control device 24. The touch device includes a first touch member 5 for opening and closing the heating device 23 and a second touch member 6 for adjusting the temperature of the heating device 23, however, in other embodiments, the first touch member 5 and the second touch member 6 may be integrated into one, and are not limited herein according to the actual situation.

Correspondingly, the back cover 253 and the end cap 252 are provided with slots matched with the touch devices so that the touch devices protrude out of the back cover 253, and the slots include a first slot 51 matched with the first touch device 5 and a second slot 52 matched with the second touch device 6. The touch control assembly is pressed or touched, so that the touch control assembly is quick and convenient; meanwhile, the touch control assembly is arranged on the cover plate assembly, and does not occupy the space of equipment.

In addition, in the embodiment, only two working parameters, that is, the double-layer circuit board 241 controls the heating power of the heating element 23 and the rotation speed of the air suction element 14, are taken as an example for description, during actual implementation, other working parameters may be additionally controlled, accordingly, more touch elements may be integrated on the handheld blowing device 100, and this embodiment is not listed here. As above, the first touch control component 5 and the second touch control component 6 may be implemented as a button component (i.e., a touch control component implemented based on an entity key), or a touch display screen component (i.e., a touch control component implemented based on a virtual key), and the like, and the implementation manner of the second touch control component 6 and the third touch control component 7 is not limited in this embodiment.

The central air duct 22 has an air outlet 224, the handheld blowing device 100 further includes a tuyere assembly 3 connected to the air outlet 224 for gathering the air flow, the connection mode is not limited to bolt connection, screw connection, clamp connection, etc., and the tuyere assembly 3 is used for outputting the air flow heated by the heating assembly 23 from the handheld blowing device 100. The tuyere assembly 3 is detachably mounted on the handheld blowing apparatus 100; or, it may be integrally formed with the central air duct 22. The air nozzle assembly 3 can change the shape and speed of the air flow in the handheld air blowing device 100, and can converge and output the air heated by the heating assembly 23 to the outside of the handheld air blowing device 100. The shape of the tuyere assembly 3 is not particularly limited herein, and is determined according to actual circumstances.

The central dryer 22 includes the first dryer 221 that is close to the setting of apron subassembly 25 and the second dryer 222 that sets up with first dryer 221 intercommunication, and the diameter of first dryer 221 is less than the diameter of second dryer 222, and double-deck circuit board 241 cover is established on first dryer 221, and heating element 23 cover is established on second dryer 222, and the air current flows to second dryer 222 from first dryer 221, the aim at of design like this: on the one hand, the airflow is heated by the heating assembly 23, and on the other hand, the overall appearance of the hand-held blowing device 100 is more attractive due to the convenience. As described above, in order to match the shape of the duct casing 21, in the present embodiment, the double-layer circuit board 241 has a circular shape. Indeed, in other embodiments, the shape of the double-layer circuit board 241 may be other, and is not limited herein according to the actual situation. The end part of the central wind tube 22 close to the cover plate component 25 is provided with a first thread, and the cover plate component 25 is provided with a second thread matched with the first thread to realize threaded connection.

One end of the central air duct 22 close to the cover plate assembly 25 is provided with a first through hole 223, the cover plate assembly 25 is provided with a first protruding block, and the first protruding block passes through the first through hole 223 and is clamped with the first through hole 223 so as to fixedly connect the cover plate assembly 25 and the central air duct 22, that is, in the embodiment, the end of the first air duct 221 is provided with the first through hole 223. In order to make the first protruding block and the first through hole 223 more firmly clamped, a fastener is further disposed at the end of the first protruding block protruding out of the first through hole 223 to prevent the first protruding block from sliding out of the first through hole 223. The fasteners are of conventional design and will not be described in detail herein.

The double-layer circuit board 241 is provided with a second through hole 242, the cover plate assembly 25 is provided with a second protruding block corresponding to the second through hole 242, and the second protruding block passes through the second through hole 242 and is clamped with the second through hole 242 so that the cover plate assembly 25 is clamped with the double-layer circuit board 241. As described above, the second protruding piece is disposed on the cover plate body 251.

The cover plate body 251 is provided with a clamping groove, the rear cover plate 253 is provided with a third protruding block 2531 corresponding to the position of the clamping groove, and the third protruding block 2531 is clamped with the clamping groove. The cover plate assembly 25 further includes an end cap 252 disposed between the cover plate body 251 and the rear cover plate 253, and the end cap 252 is provided with a third through hole 2521 for passing the third protruding block 2531 therethrough.

Referring to fig. 7 and 8, the grip portion 1 has a first end 11 connected to the working portion 2 and a second end 12 away from the working portion 2 for air intake. The second end 12 is penetrated by a cable 4 for supplying power to the hand-held blowing device 100 as a whole. The end of the cable 4 remote from the second end 12 is provided with a plug (not shown in the figures) which can provide an electrical connection to a mains power supply or a battery pack.

The cable 4 includes a live wire and a neutral wire. Alternatively, the cable 4 is divided into at least two wires inside the grip 1 after one wire penetrates the second end 12.

The grip portion 1 has a grip housing 13 to protect components inside the grip portion 1. The grip housing 13 extends from the working portion 2 to an end of the second end portion 12 remote from the working portion 2. The cable 4 enters the grip 1 through the grip housing 13 at the location of the second end 12. The cable 4 is positioned substantially in the middle of the second end 12, extending towards the inner centre of the grip 1. Illustratively, the grip portion 1 has a tubular structure as a whole and has a substantially uniform diameter. Of course, the grip portion 1 may have other shapes, and this embodiment is not limited thereto. Alternatively, in order to ensure stability when the user uses the hand-held blowing apparatus 100, the grip portion 1 portion of the grip housing 13 may be provided with an anti-slip member; alternatively, the material of the grip portion 1 of the grip case 13 is an anti-slip material.

The hand-held blowing apparatus 100 of the present embodiment further includes a suction assembly 14 for introducing an external air flow into the working part 2, the suction assembly 14 being disposed within the grip part 1 to suck and guide the external air flow from the second end 12 to the working part 2. The air suction assembly 14 includes a motor 141 and a fan, and the motor 141 and the fan may be integrally provided; alternatively, the present invention may be provided separately, and this embodiment is not limited to this. Alternatively, the motor 141 may be an ac induction motor, a series ac/dc motor, or a dc motor, and the type of the motor 141 is not limited in this embodiment.

The holding part 1 is further provided with a third touch control part 7, the holding part 1 further comprises a holding inner shell 15 arranged in the holding outer shell 13, the holding outer shell 13 is provided with a small hole 71, and the third touch control part 7 is arranged on the holding inner shell 15 and protrudes out of the small hole 71 to be exposed outside the holding outer shell 13. The third touch control member 7 is electrically connected with the control member 24 and the air suction member 14, and the third touch control member 7 is used for opening and closing and adjusting the working strength of the air suction member 14, namely the air outlet size. As above, the third touch control 7 may be implemented as a button component (i.e., a touch component implemented based on an entity key), a touch display screen component (i.e., a touch component implemented based on a virtual key), or the like, and the implementation manner of the third touch control 7 is not limited in this embodiment.

Of course, other components can also be arranged in the grip portion 1, such as: a fixing component for fixing the cable 4, the touch component and the air suction component 14, and the like, which are not listed here.

In summary, the following steps: the elastic piece 52 is used for connecting the touch control assembly with the control assembly 24, so that the touch control is quick and convenient, and the touch control assembly does not occupy space; the touch control assembly is simple in structure and convenient in manufacturing process.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a handheld blowing equipment, its characterized in that, including the portion of gripping, with the portion of gripping is connected and is used for forming airflow channel's work portion and with outside air current introduction extremely airflow channel's the subassembly that induced drafts, work portion is including being formed with the dryer shell of cavity and setting in the cavity just is used for controlling the control assembly of the subassembly that induced drafts, be provided with the touch-control subassembly on the work portion, the touch-control subassembly pass through the elastic component with the control assembly is connected.

2. The handheld blowing device of claim 1, wherein the working portion further includes a cover plate assembly covering one side of the air duct housing, and the touch assembly is disposed on the cover plate assembly.

3. The handheld blowing device of claim 2, wherein the working portion further includes a central air duct disposed in the cavity, the control assembly is connected to the central air duct, the cover assembly includes a cover body disposed adjacent to the control assembly, the touch assembly is disposed on the cover body, and the elastic member is disposed between the cover body and the control assembly.

4. The handheld blowing device of claim 3, wherein the cover assembly further comprises a rear cover connected to the cover body, and the rear cover is provided with a slot that matches the touch assembly such that the touch assembly protrudes out of the rear cover.

5. The handheld blowing device of any one of claims 1 to 4, wherein the touch component is a button or a touch display screen.

6. The handheld blowing device according to claim 1, wherein the working portion further includes a heating element disposed in the cavity to adjust an air flow temperature and electrically connected to the control element, and the touch control element includes a first touch control element for opening and closing the heating element.

7. The handheld blowing device of claim 6, wherein the touch assembly further comprises a second touch assembly to adjust the temperature of the heating assembly.

8. The handheld blowing device according to claim 1, wherein the holding portion has a hollow portion, the air suction assembly is disposed in the holding portion, and a third touch control member electrically connected to the control assembly and configured to open and close the air suction assembly is further disposed on the holding portion.

9. The handheld blowing apparatus according to claim 8, wherein the grip portion includes a grip outer housing and a grip inner housing disposed in the grip outer housing, the grip outer housing is provided with a small hole, and the third touching member is disposed on the grip inner housing and protrudes through the small hole to be exposed to the outside.

10. A hand-held hair-blowing apparatus according to claim 9, characterised in that said suction assembly comprises a motor disposed inside said inner grip housing and a fan connected to said motor, said motor having an output shaft, said fan being connected to said output shaft.