CN113180525A

CN113180525A - Air blowing device

Info

Publication number: CN113180525A
Application number: CN202110313800.9A
Authority: CN
Inventors: 张祥; 姜楠; 姜裕罕; 栾宁
Original assignee: Dreame Technology Shanghai Co Ltd
Current assignee: Dreame Technology Shanghai Co Ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-07-30

Abstract

The invention discloses a blowing device. In the present invention, an air blowing apparatus includes: the blowing device comprises a base and a blowing main body detachably arranged on the base; the main part of blowing includes: the air outlet cylinder is vertically connected or bent and connected with the connecting handle when rotating to a preset angle; an air outlet is arranged on the side wall of the air outlet cylinder. Compared with the prior art, the blowing equipment has multiple functions, and the consumption cost of consumers to electric appliances can be reduced.

Description

Air blowing device

[ technical field ] A method for producing a semiconductor device

The invention relates to an electric appliance, in particular to a blowing device.

[ background of the invention ]

Hand dryers are commonly provided in restrooms and are mounted on the restroom walls. At the same time, hair dryers are also being prepared for drying wet hair or for temporarily drying damp items. However, the electric hair drier and the hand drier need to be prepared in a room, so that redundant space is occupied, messy appearance is achieved, and living activities are affected. On the other hand, purchasing many small appliances with single function also increases the cost of the consumer.

Accordingly, there is a need for improvements in the art that overcome the deficiencies in the prior art.

[ summary of the invention ]

The invention aims to provide a blowing device, which has multiple functions and can reduce the consumption cost of consumers on electric appliances.

The purpose of the invention is realized by the following technical scheme:

an embodiment of the present invention provides a blowing apparatus including: the blowing device comprises a base and a blowing main body detachably arranged on the base;

the main body of blowing includes: the air outlet barrel is vertically connected or bent and connected with the connecting handle when rotating to a preset angle; an air outlet is formed in the side wall of the air outlet cylinder.

In one embodiment, the air outlet extends along the axial direction of the air outlet barrel.

In one embodiment, a cavity extending along the axial direction of the air outlet barrel is formed in the side wall of the air outlet barrel, and the air outlet is formed in the bottom of the cavity.

In one embodiment, the side wall of the cavity is a slope converging towards the bottom of the cavity.

In one embodiment, the outlet housing comprises:

the inner cylinder body is rotationally connected with the connecting handle, and the cavity is arranged on the side wall of the inner cylinder body;

the outer cylinder body is sleeved outside the inner cylinder body, an opening is formed in the outer cylinder body, and the opening is opposite to and communicated with the concave cavity;

a cavity cover embedded in the opening and covering a sidewall of the cavity.

In one embodiment, the bottom end of the air outlet barrel and the top end of the connecting handle are located on the same oblique plane, the air outlet barrel rotates around the normal of the oblique plane relative to the connecting handle, and at least part of the bottom end of the air outlet barrel is overlapped with the top end of the connecting handle.

In one embodiment, the bottom end of the air outlet cylinder is provided with a first connecting piece, the top end of the connecting handle is provided with a second connecting piece, and the first connecting piece and the second connecting piece are matched and rotatably connected.

In an embodiment, the first connecting member is a first supporting plate, and the first supporting plate is provided with a first hollow-out area communicated with the inside of the air outlet cylinder; the second connecting piece is a second supporting plate, and a second hollow-out area communicated with the inside of the connecting handle is formed in the second supporting plate; wherein the first support plate and the second support plate are connected through a pin shaft and are parallel to the chamfer plane.

In one embodiment, the connecting handle contains a motor, an impeller driven by the motor and a circuit board electrically connected with the motor; the connecting handle is provided with a switch component electrically connected with the circuit board;

the connecting handle is provided with an air inlet, and the inner cavity of the connecting handle is communicated with the inner cavity of the air outlet cylinder.

In one embodiment, the connection handle or the air outlet cylinder further accommodates a heating element electrically connected with the circuit board.

In one embodiment, a filter element is disposed in the connecting handle and opposite to the air inlet.

In one embodiment, the blowing main body is provided with a main control module electrically connected with the circuit board; an induction module electrically connected with the main control module is arranged near the air outlet; the main control module is used for receiving the trigger signal of the induction module after the induction module is started, and controlling the motor to be started after receiving the trigger signal.

In one embodiment, the base has a receiving cylinder inserted into the connecting handle, and a supporting portion expanding from the bottom end of the receiving cylinder to the periphery and extending downward.

In one embodiment, the base has a suction cup thereon; or the base is a base, and a balancing weight is arranged on the base.

Compared with the prior art, the invention has the following beneficial effects: the base can be dismantled with the main part of blowing and be connected, and the main part of blowing includes the connection handle and goes out the dryer, goes out the dryer and when the connection handle is vertical continuous, will blow the main part and pull down from the base, handheld air-out main part, air outlet air-out on the play dryer lateral wall lets the equipment of blowing use as the hairdryer. The main part of blowing sets up on the base, and the base is placed on the loading end, thereby rotatory play dryer makes the connection handle and goes out the dryer and buckle the connection and change the air-out direction, and the equipment of blowing need not to be handheld, lets the equipment of blowing use as hand dryer, goes out the air outlet air-out on the lateral wall of dryer, and the hand can be blown by the air current by a large scale in a play dryer below, lets the user of service feel better. This blowing equipment can regard as hand dryer and hairdryer to use, also lets the purchase of the reducible little household electrical appliances of user of service, has reduced consumption cost, and has saved the storage space.

[ description of the drawings ]

Fig. 1 is a perspective view illustrating a connection handle of a blowing apparatus and an air outlet duct which are bent and connected according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view a-a of fig. 1.

Fig. 3 is a perspective view showing a state where a connection handle of the blowing device is vertically connected to the outlet housing in accordance with an embodiment of the present invention.

Fig. 4 is a sectional view of B-B in fig. 3.

Fig. 5 is a schematic structural diagram of a base according to an embodiment of the invention.

Fig. 6 is a schematic structural diagram of a base in another embodiment of the invention.

Fig. 7 is a circuit block diagram of a blowing apparatus according to an embodiment of the present invention.

100, blowing equipment; 1. a base; 11. a receiving cylinder; 12. a support portion; 2. a blowing main body; 3. a connecting handle; 31. an inner handle; 32. an outer handle; 30. an air inlet; 4. an air outlet cylinder; 41. an inner cylinder; 42. an outer cylinder; 43. an inner top cover; 44. an outer top cover; 40. an air outlet; 51. a motor; 52. A circuit board; 53. a heating element; 55. a switch assembly; 56. a sensing module; 6. a filter member; 7. A concave cavity; 8. a chamber cover; 91. a first connecting member; 92. a second connecting member; 93. a protruding member; 94. a rotating shaft; 95. a first hollowed-out area; 96. a second hollowed-out area; 10. a suction cup; 13. and a balancing weight.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, embodiments of the present invention will be described in detail below with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that numerous technical details are set forth in order to provide a better understanding of the present application in various embodiments of the present invention. However, the technical solution claimed in the present application can be implemented without these technical details and various changes and modifications based on the following embodiments.

In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that the embodiments may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.

Throughout the specification and claims, the word "comprise" and variations thereof, such as "comprises" and "comprising," are to be understood as an open, inclusive meaning, i.e., as being interpreted to mean "including, but not limited to," unless the context requires otherwise.

The embodiments of the present invention will be described in detail below with reference to the accompanying drawings in order to more clearly understand the objects, features and advantages of the present invention. It should be understood that the embodiments shown in the drawings are not intended to limit the scope of the present invention, but are merely intended to illustrate the spirit of the technical solution of the present invention.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

As used in this specification and the appended claims, the singular forms "a", "an", and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and/or" unless the context clearly dictates otherwise.

In the following description, for the purposes of clearly illustrating the structure and operation of the present invention, directional terms will be used, but terms such as "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be construed as words of convenience and should not be construed as limiting terms.

Embodiments of the present invention are described below with reference to the drawings. As shown in fig. 1 and 3, the blowing apparatus includes: the base 1, the main part 2 of blowing that sets up on base 1 detachably. The blowing main body 2 includes: the connection handle 3, with 3 rotatable coupling's of connection handle play dryer 4, and play dryer 4 rotates and links to each other with connection handle 3 is vertical when presetting the angle or buckle and link to each other. An air outlet 40 is arranged on the side wall of the air outlet cylinder 4.

As shown in fig. 3, the air outlet barrel 4 is vertically connected with the connecting handle 3, the user can detach the air blowing main body 2 from the base 1, hold the connecting handle 3 by hand, use the air blowing device 100 as an electric hair drier, and at the moment, the air outlet barrel 4 and the connecting handle 3 are coaxially arranged.

As shown in fig. 1, when the air blowing device 100 is used as a hand dryer, the connecting handle 3 is mounted on the base 1, the air outlet barrel 4 is connected with the connecting handle 3 in a bending mode, the air outlet barrel 4 extends out of the connecting handle 3, the air outlet 40 faces the outer side of the connecting handle 3, and a user can stretch hands to the lower portion of the air outlet 40 to blow, so that the hand dryer is convenient to use. And the included angle between the connecting handle 3 and the air outlet cylinder 4 can be 90 degrees, 100 degrees or 120 degrees and the like according to different types of the blowing equipment 100.

Through the above, it can be easily found that the base 1 and the blowing main body 2 are detachably connected, the blowing main body 2 comprises a connecting handle 3 and an air outlet barrel 4, when the air outlet barrel 4 is vertically connected with the connecting handle 3, the blowing main body 2 is detached from the base 1, the blowing main body 2 is held by hand, air is discharged from the air outlet 40 on the side wall of the air outlet barrel 4, and the blowing device 100 is used as an electric hair drier. The main part 2 of blowing sets up on base 1, and base 1 is placed on the loading end, thereby rotatory play dryer 4 makes connecting handle 3 and play dryer 4 buckle to be connected and change the air-out direction, and the main part 2 of blowing need not to hand, lets the equipment 100 of blowing use as the hand dryer, and 40 air-outs of air outlet on the lateral wall of play dryer 4, the hand can be blown by the air current by a large scale in the play dryer 4 below, lets the user of service feel better. This blowing equipment 100 can regard as hand dryer and hairdryer to use, also lets the purchase of the reducible small household electrical appliances of user of service, has reduced consumption cost, and has saved the storage space.

As shown in fig. 2, 4 and 7, the connecting shank 3 accommodates therein a motor 51, an impeller driven by the motor 51, and a circuit board 52 electrically connected to the motor 51. Wherein, the connecting handle 3 is provided with an air inlet 30, and the inner cavity of the connecting handle 3 is communicated with the inner cavity of the air outlet cylinder 4. The motor 51 drives the impeller to rotate, and airflow enters the connecting handle 3 from the air inlet 30 and then enters the air outlet barrel 4, and is blown out from the air outlet 40 of the air outlet barrel 4.

In addition, as shown in fig. 2, 4 and 7, the connecting handle 3 further accommodates a heating element 53 electrically connected to the circuit board 52, and the heating element 53 may be a heating wire or a heating tube. The heating element 53, the motor 51, and the circuit board 52 are sequentially arranged from top to bottom. When hot air needs to be discharged, the heating element 53 is opened, and the air flow flows through the heating element 53 and blows out hot air from the air outlet 40. The circuit board 52 extends in the axial direction of the stem 3. The circuit board 52 separates the inner cavity of the connecting handle 3 to form two channels, and the channels extend along the axial direction of the connecting handle 3 and are communicated with the air outlet barrel 4. It will be appreciated that the heating element 53 may also be provided in the outlet housing 4.

As shown in fig. 2, 4 and 7, the blowing body 2 has a main control module electrically connected to the circuit board 52. An induction module 56 electrically connected with the main control module is arranged near the air outlet 40, and the main control module is used for receiving a trigger signal of the induction module 56 after the induction module 56 is started, and controlling the motor 51 to be started after receiving the trigger signal. The sensing module 56 may be an infrared sensor or a photoelectric sensor, etc. When the blowing device 100 is used as a hand dryer, the sensing module 56 can be turned on, when the hand approaches the air outlet 40, the sensing module 56 senses the hand, and the blowing device 100 starts to blow air; when the hand leaves the air outlet 40, the blowing device 100 stops blowing air. And the off-sensing module 56 can be turned on by the key switch.

As shown in fig. 1, 2 and 3, the stem 3 has a switch assembly 55 electrically connected to the circuit board 52. The switch assembly 55 includes: the air quantity switch key and the temperature switch key are used for adjusting the air speed, and the heating element 53 is opened or closed through the temperature switch key to change the temperature of the blown air flow. The switch assembly 55 may also include a switch key of the sensing module 56, etc.

Further, as shown in fig. 2 and 4, the air outlet cylinder 4 includes: an inner cylinder 41 rotationally connected with the connecting handle 3, an outer cylinder 42 sleeved outside the inner cylinder 41, and an air outlet 40 penetrating through the inner cylinder 41 and the outer cylinder 42. Wherein the top of the inner cylinder 41 is provided with an inner top cover 43, and the top of the outer cylinder 42 is provided with an outer top cover 44. In order to allow the sensing module 56 to operate sensitively, the air flow in the outlet housing 4 does not interfere with the sensing module 56. The sensing module 56 is embedded in the outer cylinder 42 and is located between the inner cap 43 and the outer cap 44.

In addition, as shown in fig. 1 and 3, the air inlet 30 is formed in a side wall of the connecting handle 3, and a filtering member 6 is further disposed in the connecting handle 3 and opposite to the air inlet 30, and the filtering member 6 may be a metal mesh.

Further, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the air outlet 40 extends along the axial direction of the air-out cylinder 4, so that the air flow can flow out from the same side and flow through the part to be blown in a large area.

Further, as shown in fig. 1, 2, 3 and 4, a cavity 7 extending along the axial direction of the air-out drum 4 is formed on the side wall of the air-out drum 4, and the air outlet 40 is formed at the bottom of the cavity 7. Through the setting of cavity 7, lead from the air current that air outlet 40 flows out, let the air current flow in cavity 7's space, can not concentrate on air outlet 40 and blow to waiting to blow the part, improve the use and feel to more accord with the in-service use demand.

Alternatively, as shown in fig. 1, 2, 3 and 4, the side wall of the cavity 7 is a slope converging toward the bottom of the cavity 7, so as to guide the airflow flowing out of the air outlet 40. The side wall of the cavity 7 may also be a vertical plane perpendicular to the bottom of the cavity 7.

Further, as shown in fig. 1, 2, 3 and 4, the cavity 7 is provided in the side wall of the inner cylinder 41. The outer cylinder 42 is sleeved outside the inner cylinder 41, and the outer cylinder 42 is provided with an opening which is opposite to and communicated with the cavity 7. The chamber cover 8 is inserted into the opening. And covers the side walls of the cavity 7. The cavity cover 8 matches the shape of the side wall of the cavity 7. And the outside limit of chamber lid 8 is flushed with outer barrel 42 mutually, lets smooth transition between the regional interior barrel 41 of cavity 7 and outer barrel 42, and the surface wholeness of play dryer 4 is better.

In addition, as shown in fig. 2 and 4, the wind outlet barrel 4 is rotatably connected with the connecting handle 3, and the wind outlet barrel 4 is vertically connected with the connecting handle 3 or bent and connected with the connecting handle 3 through the rotating connection. The bottom end of the air outlet barrel 4 and the surface of the top end of the connecting handle 3 are positioned on the same inclined plane, the air outlet barrel 4 rotates around the normal of the inclined plane relative to the connecting handle 3, and at least part of the bottom end of the air outlet barrel 4 is overlapped with the top end of the connecting handle 3. The connecting handle 3 is always communicated with the air outlet cylinder 4, and air flow can flow out of the air outlet cylinder 4. Preferably, the bottom end of the air outlet barrel 4 and the top end of the connecting handle 3 are the same in shape and area and are matched, and when the air outlet barrel 4 rotates around the connecting handle 3, the bottom end of the air outlet barrel 4 and the top end of the connecting handle 3 are always in butt joint.

As shown in fig. 2 and 4, the bottom end of the air-out cylinder 4 is provided with a first connecting piece 91, the top end of the connecting handle 3 is provided with a second connecting piece 92, and the first connecting piece 91 is matched and rotatably connected with the second connecting piece 92. The first connecting member 91 is a first supporting plate, and the first supporting plate has a first hollow-out area 95 communicating with the inside of the air outlet cylinder 4. The second connecting member 92 is a second supporting plate, and the second supporting plate has a second hollow area 96 communicating with the inside of the connecting handle 3. Wherein the first supporting plate and the second supporting plate are connected through a pin shaft and are parallel to the oblique plane. The first support plate has a projection 93 thereon, and the second support plate has a rotation shaft 94 inserted into the projection 93, and the rotation shaft 94 extends in a normal direction of the chamfer. Alternatively, the protrusion 93 may be provided on the second support plate, and the first support plate may be provided with a rotation shaft 94 into which the protrusion 93 is inserted.

In another embodiment, the first connecting member 91 and the second connecting member 92 can be supporting rods, the supporting rods extend axially and are connected with the air outlet barrel 4 and the connecting handle 3, and the two supporting rods are rotatably connected with each other.

Specifically, as shown in fig. 2 and 4, the connecting handle 3 includes an inner handle 31 and an outer handle 32 sleeved outside the inner handle 31, and the bottom end of the outer cylinder 42 and the top end of the outer handle 32 are located on the same oblique plane, have the same area and the same shape, and are matched with each other. When the connecting handle 3 and the air outlet cylinder 4 rotate mutually, the bottom end of the outer cylinder 42 is jointed with the top end of the outer handle 32 to rotate. The first supporting plate is arranged in the inner cylinder 41 and fixed with the inner wall surface of the inner cylinder 41, the second supporting plate is arranged in the outer handle 32 and fixed with the inner wall surface of the outer handle 32, the connection between the connecting handle 3 and the air outlet cylinder 4 is more stable, and the inner cavity of the inner cylinder 41 is connected with the inner cavity of the inner handle 31 through the first hollow-out area 95 and the second hollow-out area 96.

As shown in fig. 2 and 4, the base 1 has a receiving cylinder 11 inserted into the connecting handle 3, and a supporting portion 12 extending from the bottom end of the receiving cylinder 11 to the periphery and extending downward, so that the base 1 is placed on the carrying surface more stably. It can be understood that there are many structures for connecting the connecting handle 3 and the base 1, and the connecting handle 3 can be inserted into the receiving barrel 11 or the connecting handle 3 can be fixed to the base 1 by clipping.

The blowing apparatus 100 may be placed on a horizontal supporting surface through the base 1, or may be fixed on a vertical supporting surface such as a wall surface or a door. Namely, the base 1 is used as a base to be placed on a horizontal bearing surface and can also be used as a fixing seat to be fixed on a vertical bearing surface. When the base 1 is used as a fixed seat, the base can be fixed on the wall surface through shapes such as screws, glue and the like.

As shown in fig. 6, a suction cup 10 may be provided on the base 1. When the bearing surface is made of glass or ceramic tile, the base 1 can be adsorbed on the bearing surface through the sucker 10, so that the stability of the base 1 is improved.

As shown in fig. 7, when the base 1 is used as a base, a weight block 13 is disposed on the base 1, so that the base 1 is placed on the carrying surface more stably.

The above is only one embodiment of the present invention, and any other modifications based on the concept of the present invention are considered as the protection scope of the present invention.

These and other changes can be made to the embodiments in light of the above detailed description. In general, in the claims, the terms used should not be construed to be limited to the specific embodiments disclosed in the specification and the claims, but should be construed to include all possible embodiments along with the full scope of equivalents to which such claims are entitled.

Claims

1. An air blowing apparatus, characterized by comprising: the blowing device comprises a base and a blowing main body detachably arranged on the base;

2. The blowing apparatus of claim 1, wherein the outlet port extends in an axial direction of the outlet barrel.

3. The blowing apparatus of claim 2, wherein a cavity extending along an axial direction of the outlet duct is formed on a sidewall of the outlet duct, and the outlet is formed at a bottom of the cavity.

4. The blowing apparatus of claim 3, wherein the side wall of the cavity is a slope converging obliquely toward the bottom of the cavity.

5. The blowing apparatus of claim 3, wherein the outlet duct includes:

a cavity cover embedded in the opening and covering a sidewall of the cavity.

6. The blowing apparatus of claim 1, wherein a plane where the bottom end of the outlet barrel and the top end of the connection handle are located is located on the same diagonal plane, and the outlet barrel is rotated about a normal line of the diagonal plane with respect to the connection handle, and the bottom end of the outlet barrel is at least partially overlapped with the top end of the connection handle.

7. The blowing apparatus of claim 6, wherein the bottom end of the outlet barrel has a first connection member, and the top end of the connection handle has a second connection member, and the first connection member is rotatably coupled to the second connection member.

8. The blowing apparatus of claim 7, wherein the first connecting member is a first support plate, and the first support plate has a first hollow-out area communicating with an inside of the outlet barrel; the second connecting piece is a second supporting plate, and a second hollow-out area communicated with the inside of the connecting handle is formed in the second supporting plate; wherein the first support plate and the second support plate are connected through a pin shaft and are parallel to the chamfer plane.

9. The blowing apparatus of claim 1, wherein the connection handle accommodates therein a motor, an impeller driven by the motor, and a circuit board electrically connected to the motor; the connecting handle is provided with a switch component electrically connected with the circuit board;

10. The blowing apparatus of claim 9, wherein a heating element electrically connected to the circuit board is further accommodated in the connection handle or the blowing cylinder.

11. The blowing apparatus of claim 9, wherein a filter member is further provided in the connection handle opposite to the air inlet.

12. The blowing apparatus of claim 9, wherein the blowing main body has a main control module electrically connected to the circuit board; an induction module electrically connected with the main control module is arranged near the air outlet; the main control module is used for receiving the trigger signal of the induction module after the induction module is started, and controlling the motor to be started after receiving the trigger signal.

13. The blowing apparatus of claim 1, wherein the base has a receiving cylinder inserted into the connection handle, and a support portion expanded from a bottom end of the receiving cylinder to the periphery and extended downward.

14. The blowing apparatus of claim 1, wherein the base has a suction cup thereon; or the base is a base, and a balancing weight is arranged on the base.