CN215125136U

CN215125136U - Air blowing device

Info

Publication number: CN215125136U
Application number: CN202120601925.7U
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: 2021-12-14
Anticipated expiration: 2031-03-24

Abstract

The utility model discloses a blowing equipment. The utility model discloses in, the equipment of blowing includes: the blowing device comprises a base and a blowing main body detachably arranged on the base; a motor, a switch, an impeller driven by the motor and a main control module electrically connected with the motor and the switch are accommodated in the blowing main body; the blowing main body is provided with a first conductive element and an induction module; the first conductive element and the induction module are electrically connected with the main control module; the base is provided with a second conductive element which is used for being conducted with the first conductive element when the blowing main body is inserted into the base. Compared with the prior art, the blowing device is more convenient to use, and the using feeling of users is better.

Description

Air blowing device

[ technical field ] A method for producing a semiconductor device

The utility model relates to an electrical apparatus field, in particular to blowing equipment.

[ background of the invention ]

The blowing equipment can be held by hand to be used as the electric hair drier, when the blowing equipment is used as the electric hair drier, the switch is manually opened when air is required to be blown out, and the switch is manually closed when the air is not required to be blown out. The equipment of blowing also can place and use as hand dryer on load-bearing platform, and the equipment of blowing this moment need not handheld, nevertheless still needs the manual switch air-out of opening, and the hand is dried and is left the back and still need the manual switch that closes and just can stop the air-out, uses comparatively inconveniently, and the user of service experiences and feels relatively poor.

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

[ Utility model ] content

An object of the utility model is to provide a blowing equipment for blowing equipment is more convenient when using, lets user of service's use feel better.

The utility model aims at realizing through the following technical scheme: blowing apparatus comprising: the blowing device comprises a base and a blowing main body detachably arranged on the base; a motor, a switch, an impeller driven by the motor and a main control module electrically connected with the motor and the switch are accommodated in the blowing main body;

the blowing main body is provided with a first conductive element and an induction module; the first conductive element and the induction module are electrically connected with the main control module;

the base is provided with a second conductive element which is used for being conducted with the first conductive element when the blowing main body is inserted into the base.

The first conductive element includes: the two first conductive bodies are respectively and electrically connected with the main control module;

the two first conductive bodies are arranged to be electrically connectable with both ends of the second conductive element.

In one embodiment, the first conductive body is a metal probe; the second conductive element is a resistor.

In one embodiment, the bottom of the blowing main body is provided with a mounting plate, the mounting plate is provided with a protruding part facing the outer side of the blowing main body, and the first conductive body is connected with the protruding part.

In one embodiment, the base has a bottom plate, and the bottom plate is provided with a through hole for inserting the first conductive body;

the second conductive element is arranged on one side of the bottom plate, which is far away from the blowing main body.

In one embodiment, the base further comprises a receiving cylinder and a supporting part which is expanded from the bottom end of the receiving cylinder to the periphery and extends downwards, and the bottom plate is arranged in the receiving cylinder; the blowing main body is arranged to be at least partially insertable into the receiving cylinder.

In one embodiment, the blowing body includes: the air outlet barrel is vertically connected or bent and connected with the connecting handle when rotating to a preset angle;

the connecting handle is provided with a mounting part which is operatively inserted into the base and an air inlet part connected with the mounting part, and the air inlet part is rotatably connected with the air outlet cylinder and communicated with the air outlet cylinder;

the mounting plate separates the inner cavity of the mounting part from the inner cavity of the air inlet part; the first conductive element is arranged on one side of the mounting plate, which deviates from the air inlet part.

In an embodiment, an air outlet is formed in a side wall of the air outlet cylinder, and the sensing module is disposed near the air outlet.

In one embodiment, the outlet housing comprises: the air outlet penetrates through the inner cylinder body and the outer cylinder body; the top of the inner cylinder body is provided with an inner top cover, the top of the outer cylinder body is provided with an outer top cover, and the induction module is embedded into the outer cylinder body and is positioned between the inner top cover and the outer top cover.

In an embodiment, the blowing main body further accommodates a heating element electrically connected with the main control module.

Compared with the prior art, the utility model discloses following beneficial effect has: when the main part of blowing is installed and is used as hand dryer on the base, first conductive element switches on with second conductive element, and host system opens response module after receiving the turn-on signal, is close to the main part of blowing and is sensed by response module treating the stoving position, and host system will receive response module's trigger signal, and the control motor is opened, and the impeller rotates along with the motor, and the equipment air-out of blowing is dried and is treated the stoving position. After the position of waiting to dry is kept away from the equipment of drying, the response module can not respond to the position of waiting to dry, and host system can not receive the trigger signal of response module this moment yet, and the motor is closed, and the equipment of drying stops the air-out, and the equipment of drying can need not manually to go operating switch and also can realize opening automatically and stop when letting the main part of drying install on the base, and convenient to use just lets user of service feel better. And the main part of just blowing separates with the base, can hand the main part of blowing and use as the hairdryer, but the manual control switch this moment lets the main part of blowing last air-out or stop the air-out, satisfies the work demand when using as the hairdryer, and then lets the equipment of blowing can regard as the hand drier again as the hairdryer dual-purpose, and all lets user of service convenient to use under two kinds of user state, experiences and feels better.

[ description of the drawings ]

Fig. 1 is a perspective view of the blowing device in an embodiment of the present invention, in which the connecting handle and the air outlet barrel are vertically connected.

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

Fig. 3 is a partially enlarged view of C in fig. 2.

Fig. 4 is a partial enlarged view of D in fig. 2.

Fig. 5 is a schematic structural view of the blowing main body in an embodiment of the present invention when the connecting handle and the air outlet barrel are bent and connected.

Fig. 6 is a circuit block diagram of an air blowing device according to an embodiment of the present invention.

100, blowing equipment; 1. a base; 11. a receiving cylinder; 12. a support portion; 13. a base plate; 6. a first conductive element; 61. a first conductive body; 7. a second conductive element; 2. a blowing main body; 3. a connecting handle; 31. an installation part; 32. an air inlet part; 33. mounting a plate; 34. a protruding member; 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; 56. a sensing module; 91. a first connecting member; 92. a second connecting member; 93. a protrusion; 94. a rotating shaft; 95. a first hollowed-out area; 96. a second hollowed-out area.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will explain in detail each embodiment of the present invention with reference to the accompanying drawings. However, it will be appreciated by those of ordinary skill in the art that in various embodiments of the invention, numerous technical details are set forth in order to provide a better understanding of the present application. 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.

Various embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the objects, features and advantages of the invention can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended as limitations on the scope of the invention, but are merely illustrative of the true spirit of the technical solution of the 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 sake of clarity, the structure and operation of the present invention will be described with the aid of directional terms, but the terms "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be understood as words of convenience and not as words of limitation.

Referring to fig. 1, 2, 3, 5 and 6, the blowing apparatus 100 includes: the base 1, the main part 2 of blowing that sets up on base 1 detachably. The blower main body 2 accommodates therein a motor 51, a switch 55, an impeller driven by the motor 51, and a main control module electrically connected to the motor 51 and the switch 55. The blowing main body 2 is provided with a first conductive element 6 and an induction module 56, and the first conductive element 6 and the induction module 56 are electrically connected with the main control module. The base 1 has a second conductive member 7 thereon, and the second conductive member 7 is adapted to be electrically connected to the first conductive member 6 when the blowing body 2 is inserted into the base 1. The switch 55 includes an air volume switch key, a power key, and the like.

As shown in fig. 1, 2, 3 and 6, when the blowing apparatus 100 is used as a hand dryer, after the blowing main body 2 is inserted into the base 1, the first conductive element 6 and the second conductive element 7 are electrically conducted, and the main control module is used for turning on the sensing module 56 after the first conductive element 6 and the second conductive element 7 are electrically conducted. After the sensing module 56 is turned on, the main control module receives the trigger signal of the sensing module 56 and controls the motor 51 to be turned on after receiving the trigger signal. If the palm and the arm wait for the drying part to be close to the blowing main body 2, after the induction module 56 senses the drying part, the main control module starts the motor 51 to drive the impeller to rotate, and the blowing main body 2 is blown out. As shown in fig. 5, the part to be dried is far from the blowing main body 2, and the main control module turns off the motor 51. The sensing module 56 may be an infrared sensor or other photoelectric sensor. When the blower apparatus 100 is used as a hair dryer, the motor 51 is turned on or off by the switch 55, so that the blower apparatus 100 is turned on or off.

According to the above, when the blowing main body 2 is installed on the base 1 and used as a hand dryer, the first conductive element 6 is conducted with the second conductive element 7, the main control module receives the conduction signal and then opens the induction module 56, the part to be dried is close to the blowing main body 2 and is induced by the induction module 56, the main control module receives the trigger signal of the induction module 56, the control motor 51 is opened, the impeller rotates along with the motor 51, and the part to be dried is dried by the air outlet of the blowing device 100. Treat that the stoving position is kept away from after blowing equipment 100, response module 56 will not respond to the position of treating the stoving, and host system can not receive the trigger signal of response module 56 this moment yet, and motor 51 closes, and blowing equipment 100 stops the air-out, and blowing equipment 100 can also realize opening automatically and stop without manually going operating switch 55 when letting main part 2 of blowing install on base 1, convenient to use, and let user of service feel better. And blow main part 2 and base 1 and part, can hand blow main part 2 and use as the hairdryer, but the manual control switch 55 this moment lets blow main part 2 and last the air-out or stop the air-out, satisfies the work demand when using as the hairdryer, and then lets equipment of blowing 100 can regard as the hand drier again can regard as the hairdryer dual-purpose, and all lets user of service convenient to use under two kinds of user state, experiences and feels better.

As shown in fig. 1, 2, 3, 5, and 6, the first conductive element 6 includes: two first conductive bodies 61 respectively electrically connected with the main control module. Two first conductive bodies 61 are provided to be electrically connectable to both ends of the second conductive member 7. The first conductive body 61 is a metal probe and the second conductive element 7 is a resistor. It will be appreciated that the first conductive body 61 may also be a resistor and the second conductive element 7 may be a metal probe.

In another embodiment, the first conductive element 6 may be a single piece, and the second conductive element 7 may be an activation piece of the activation switch 55, and the activation piece is in electrical communication with the single piece when the first conductive element 6 and the second conductive element 7 are abutted. Or the first conductive element 6 comprises 3 or 4 first conductive bodies 61 and the second conductive element 7 comprises 2 or 3 for connecting any two adjacent first conductive bodies 61.

Further, as shown in fig. 1, 2, 3 and 5, the bottom of the blowing main body 2 is provided with a mounting plate 33, the mounting plate 33 is provided with a protruding member 34 facing the outside of the blowing main body 2, and the first conductive body 61 is connected to the protruding member 34, so that the first conductive body 61 is fixedly positioned. The base 1 has a bottom plate 13, and the bottom plate 13 is provided with a through hole for inserting the first conductive body 61. The second conductive element 7 is arranged on the side of the base plate 13 facing away from the blowing body 2. When the blowing main body 2 is inserted into the base 1, the first conductive body 61 passes through the through hole to be in contact with the second conductive member 7. The first conductive body 61 and the second conductive element 7 are accurately connected and positioned by the limit of the through hole, and the blowing device 100 is not easily influenced by external force and is not deviated when in use.

As shown in fig. 1 and 2, the base 1 further includes a receiving cylinder 11, and a supporting portion 12 extending from a bottom end of the receiving cylinder 11 to the periphery and extending downward, and a bottom plate 13 is disposed in the receiving cylinder 11. The blower body 2 is arranged to be at least partially insertable into the socket 11.

Further, as shown in fig. 1 and 5, the blowing 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. The 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 and 2, 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 and the connecting handle 3 are bent to be connected to change the air outlet direction, 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 side of the air outlet 40 to blow, so that the hand dryer is convenient to use. And the angle between the connecting handle 33 and the air-out cylinder 4 can be 90 °, 100 ° or 120 ° according to the type of the blowing device 100.

As shown in fig. 1, 2, 3 and 5, the connection handle 3 has a mounting portion 31 operatively inserted into the base 1, an air inlet portion 32 connected to the mounting portion 31, and the air inlet portion 32 is rotatably connected to the outlet cylinder 4 and communicates with the outlet cylinder 4. Wherein, the air inlet part 32 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 the airflow enters the air inlet portion 32 from the air inlet 30, then enters the air outlet barrel 4, and is blown out from the air outlet 40 of the air outlet barrel 4. The mounting plate 33 separates the inner cavity of the mounting portion 31 from the inner cavity of the air inlet portion 32, and the first conductive element 6 is disposed on one side of the mounting plate 33 departing from the air inlet portion 32, so that the air flow enters the air inlet portion 32 and does not interfere with the first conductive element 6, and the first conductive element 6 is not driven by the air flow to cause connection deviation when being connected with the second conductive element 7.

In addition, as shown in fig. 1, 2 and 5, the circuit board 52, the main control module, the motor 51 and the impeller are all disposed in the connecting handle 3. And a heating element 53 electrically connected with the main control module is also accommodated in the connecting handle 3. 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 switch 55 turns on the heating element 53, and the air flow flows through the heating element 53 and blows 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 stem 33 into two channels, and the channels extend along the axial direction of the stem 3 and are communicated with the air outlet cylinder 44. Understandably, the heating element 53 can also be arranged in the air outlet cylinder 4, i.e. the heating element 53 is arranged in the air blowing main body 2.

Alternatively, as shown in fig. 1, fig. 2 and fig. 5, the air outlet 40 is disposed on the sidewall of the air-out cylinder 4, and the sensing module 56 is disposed near the air outlet 40. The play dryer 4 includes: an inner cylinder 41 rotationally connected with the connecting handle 3, and an outer cylinder 42 sleeved outside the inner cylinder 41, wherein the air outlet 40 penetrates 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, the top of the outer cylinder 42 is provided with an outer top cover 44, and the sensing module 56 is embedded in the outer cylinder 42 and is positioned between the inner top cover 43 and the 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, fig. 2 and fig. 5, 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 is connected with the connecting handle in a bending way 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 plane where the bottom end of the outer cylinder 42 and the top end of the connecting handle 3 are located is located on the same diagonal plane, and the plane has the same area, the same shape and the same matching shape. When the connecting handle 3 and the air outlet cylinder 4 rotate mutually, the bottom end of the outer cylinder 42 and the top end of the connecting handle 3 are jointed and rotate. The first supporting plate is arranged in the inner cylinder body 41 and fixed with the inner wall surface of the inner cylinder body 41, the second supporting plate is arranged in the connecting handle 3 and fixed with the inner wall surface of the connecting handle 3, the connecting handle 3 is more stably connected with the air outlet cylinder 4, and the inner cavity of the inner cylinder body 41 is connected with the inner cavity of the connecting handle 3 through the first hollow-out area 95 and the second hollow-out area 96.

The above is only a specific embodiment of the present invention, and other improvements made on the premise of the inventive concept are all considered as the protection scope of the present invention.

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; a motor, a switch, an impeller driven by the motor and a main control module electrically connected with the motor and the switch are accommodated in the blowing main body;

2. The blowing apparatus of claim 1, wherein the first conductive member includes: the two first conductive bodies are respectively and electrically connected with the main control module;

3. Blowing device according to claim 2, characterised in that the first electrically conductive body is a metal probe; the second conductive element is a resistor.

4. The blowing apparatus of claim 2, wherein a bottom of the blowing main body has a mounting plate having a protrusion facing an outside of the blowing main body, and the first conductive body is connected to the protrusion.

5. The blowing apparatus of claim 4, wherein the base has a bottom plate, the bottom plate having a through hole formed therein for insertion of the first conductive body;

6. The blowing apparatus of claim 5, wherein the base further has a receiving cylinder, and a support portion expanding from a bottom end of the receiving cylinder to the periphery and extending downward, the bottom plate being disposed in the receiving cylinder; the blowing main body is arranged to be at least partially insertable into the receiving cylinder.

7. The blowing apparatus of claim 4, wherein the blowing main body includes: the air outlet barrel is vertically connected or bent and connected with the connecting handle when rotating to a preset angle;

8. The blowing device of claim 7, wherein an air outlet is formed in a sidewall of the air outlet duct, and the sensing module is disposed near the air outlet.

9. The blowing apparatus of claim 8, wherein the outlet duct includes: the air outlet penetrates through the inner cylinder body and the outer cylinder body; the top of the inner cylinder body is provided with an inner top cover, the top of the outer cylinder body is provided with an outer top cover, and the induction module is embedded into the outer cylinder body and is positioned between the inner top cover and the outer top cover.

10. The blowing apparatus of claim 1, wherein a heating element electrically connected to the main control module is further accommodated in the blowing main body.