Air blowing nozzle assembly and electric blowing pipe

Abstract

The utility model discloses a blowing nozzle assembly and an electric blow pipe, the blowing nozzle assembly comprises an air inlet part, the air inlet part is provided with a blowing nozzle outer sleeve and a blowing nozzle inner sleeve, the blowing nozzle outer sleeve is sleeved on the outer surface of the blowing nozzle inner sleeve and is used for forming an air inlet for air to enter; the blowing nozzle fixing part is a hollow cavity with one end completely opened, and the end, completely opened, of the blowing nozzle fixing part is arranged on the inner surface of the blowing nozzle inner sleeve in a sleeving mode and used for being connected with an electric blowing pipe; the blowing nozzle inner sleeve and the blowing nozzle outer sleeve are combined with the blowing nozzle fixing part, so that the gas exhaust path can be controlled when the electric blowing pipe switches modes; the electric blowing pipe comprises an electric blowing pipe shell, a blowing nozzle assembly, an exhaust pipe, a circuit board and an air pressure sensor. By implementing the embodiment of the utility model, the air pressure detection function of the original air pressure sensor in the electric blow pipe is fully applied, the health detection function of the electric blow pipe is realized, the potential functions of the electric blow pipe are fully developed and utilized, and the requirements of users on multifunctional intelligent equipment are met.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic musical instrument technical field especially, a kind of blowing mouth assembly and electronic blowing pipe. BACKGROUND

[0002] Electronic blowing pipe (Electronic Wind Instrument, for short EWI) is mainly applied in music playing field, and it is a kind of electroacoustic musical instrument that combines traditional wind instrument playing mode with electronic music technology.

[0003] The existing electronic blowing pipe uses air pressure sensor and touch sensing button to control playing parameters such as pitch and dynamics, and has basic sound effect processing functions such as reverberation and delay. However, the functions of the existing electronic blowing pipe are still mainly limited to music playing and basic audio processing, and the potential functions of its air pressure sensor and other hardware devices are not fully developed and utilized, making it difficult to meet the needs of users for multifunctional intelligent devices.

[0004] On the other hand, health monitoring devices such as spirometer, respiratory function tester and breath tester are generally designed independently, which not only increases the purchase and use cost of users, but also has problems such as poor portability of devices and complicated detection process. These professional medical devices often need to be operated by professional personnel, and the detection process lacks interest and interactivity, resulting in poor user experience. SUMMARY

[0005] The main purpose of the utility model is to provide a blowing mouth assembly and an electronic blowing pipe to solve the above technical problems.

[0006] In order to solve the above problems, in the first aspect, the utility model provides a blowing mouth assembly, which comprises:

[0007] Air inlet part, the air inlet part is provided with a blowing nozzle outer sleeve and a blowing nozzle inner sleeve, the blowing nozzle outer sleeve is sleeved on the outer surface of the blowing nozzle inner sleeve, and is used for forming an air inlet for gas entering;

[0008] Blowing nozzle fixing part, the blowing nozzle fixing part is a hollow cavity with one end completely open, and the completely open end of the blowing nozzle fixing part is sleeved on the inner surface of the blowing nozzle inner sleeve;

[0009] Among them, the blowing nozzle inner sleeve and the blowing nozzle outer sleeve in combination with the blowing nozzle fixing part can control the gas discharge path of the electronic blowing pipe when switching mode.

[0010] In the second aspect, the utility model provides an electronic blowing pipe, which comprises:

[0011] The electric hair drier shell body extends along an axial direction, has a front end and a rear end which are away from each other in the axial direction, and the rear end is provided with a first air outlet;

[0012] The air blowing nozzle assembly is arranged at the front end of the electric hair drier shell body and forms an air inlet for air entering;

[0013] The exhaust pipe is connected with the air blowing nozzle assembly and the first air outlet and is used for guiding the air entering the air inlet to be discharged from the first air outlet;

[0014] The circuit board is accommodated and fixed in the electric hair drier shell body and is integrated with a control circuit;

[0015] The air pressure sensor is connected with the air blowing nozzle assembly through an air detection branch, is fixed on the circuit board and is used for converting the air pressure change of the air detection branch into a corresponding first electric signal;

[0016] The electric hair drier shell body is connected with the nozzle fixing part of the air blowing nozzle assembly at an end away from the fully opened end; and the exhaust pipe and the air detection branch are connected with the bottom of the nozzle fixing part and penetrate the nozzle outer sleeve and the nozzle inner sleeve of the air blowing nozzle assembly.

[0017] The air blowing nozzle assembly and the electric hair drier provided by the embodiment of the present application fully utilize the air pressure detection function of the original air pressure sensor in the electric hair drier, realize the health detection function of the electric hair drier, fully develop and utilize the potential function of the electric hair drier and meet the demand of users for multifunctional intelligent equipment. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiment of the present application, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative labor.

[0019] Figure 1 The cross-sectional structure schematic diagram of the electric hair drier provided by the embodiment of the present application is shown in the figure;

[0020] Figure 2 The partial enlarged structure schematic diagram of the electric hair drier provided by the embodiment of the present application is shown in the figure; Figure 1 The partial enlarged structure schematic diagram of the electric hair drier provided by the embodiment of the present application is shown in the figure;

[0021] Figure 3 The cross-sectional structure schematic diagram of the electric hair drier provided by the embodiment of the present application is shown in the figure;

[0022] Figure 4 is a partial enlarged structural schematic view of the first air outlet; Figure 3

[0023] Figure 5 is a top view structural schematic view of the first air outlet; Figure 3

[0024] Figure 6 is a top view structural schematic view of the first air outlet; Figure 3

[0025] Figure 7 is a structural schematic view of the electric hair drier provided by the embodiment of the present application;

[0026] Figure 8 is a partial enlarged structural schematic view of the first air outlet; Figure 7

[0027] Figure 9 is a separated structural schematic view of the electric hair drier provided by the embodiment of the present application.

[0028] In the drawings, various reference signs represent:

[0029] 1, electric hair drier; 10, air blowing nozzle assembly; 11, first nozzle outer sleeve; 12, first nozzle inner sleeve; 13, first nozzle fixing part; 14, second nozzle outer sleeve; 15, second nozzle inner sleeve; 16, second nozzle fixing part; 17, third nozzle outer sleeve; 18, third nozzle inner sleeve; 19, third nozzle fixing part; 20, electric hair drier shell; 21, first shell; 22, first air outlet; 23, air inlet; 24, circuit board; 25, second air outlet; 26, plugging part; 27, first air exhaust pipe; 28, second air exhaust pipe; 29, third air exhaust pipe; 30, air pressure sensor; 31, first air pressure pipe; 32, second air pressure pipe; 33, third air pressure pipe; 34, first detection air inlet; 35, second detection air inlet; 36, third detection air inlet; 37, nozzle sensor; 38, a plurality of sealing rings; 39, first air exhaust pipe opening; 40, second air exhaust pipe opening; 41, loudspeaker; 42, display device; 43, mode switching device; 44, a plurality of face shell keys; 45, gas sensor; 46, outer sleeve notch; 47, inner sleeve notch; 48, face shell notch. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0031] ​​​​It should be understood that the terms "comprises" and "comprising," when used in this specification and the following claims, indicate the presence of the described features, integers, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and / or groups thereof.

[0032] It should also be understood that the terms used in the specification and the appended claims are intended to describe certain embodiments and do not limit the present application. As used in the specification and the appended claims, the singular forms "a," "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

[0033] It should further be understood that the term "and / or" as used in the specification and the appended claims is intended to mean an conjunctive set of the associated listed items and all possible combinations of such sets and includes such combinations.

[0034] As shown in the drawings, Figures 1-9 The air blowing nozzle assembly 10 comprises an air inlet part, an air blowing nozzle fixing part, and an air blowing nozzle outer sleeve and an air blowing nozzle inner sleeve. The air blowing nozzle outer sleeve is sleeved on the outer surface of the air blowing nozzle inner sleeve to form an air inlet 23 for gas to enter. The air blowing nozzle fixing part is a hollow cavity with one end completely open, and the completely open end of the air blowing nozzle fixing part is sleeved on the inner surface of the air blowing nozzle inner sleeve. The air blowing nozzle inner sleeve and the air blowing nozzle outer sleeve in combination with the air blowing nozzle fixing part can control the gas discharge path of the electric blowing pipe 1 in the switching mode.

[0035] In this embodiment, the air blowing nozzle assembly 10 further comprises an air blowing nozzle sensor 37 for detecting the blowing skill of a player. The air blowing nozzle sensor 37 passes through the air blowing nozzle fixing part and extends into the air inlet channel of the air blowing nozzle outer sleeve to sense one or more parameters such as the direction of air flow, the strength of blowing, and / or the change of mouth shape, and convert them into corresponding electrical signals. The control circuit of the electric blowing pipe 1 can simulate the playing effect of a traditional blowing pipe according to these parameters.

[0036] The air blowing nozzle assembly 10 further comprises a plurality of sealing rings 38. The outer surface of the cylindrical main body is provided with a plurality of circumferentially extending grooves, and one of the sealing rings is accommodated in one of the grooves and abuts against the inner surface of the air blowing nozzle inner sleeve.

[0037] The blow nozzle fixing component is fixed at the front end of the electric blow pipe shell 20, is the main body structure of the blow nozzle assembly 10, and fixes the blow nozzle assembly 10 to the electric blow pipe shell 20. The blow nozzle inner sleeve is sleeved outside the blow nozzle fixing component. The blow nozzle inner sleeve is made of hard material, a high-hardness supporting sleeve, which can provide sufficient structural support for the blow nozzle assembly 10. The blow nozzle fixing component comprises a hollow cylindrical body, a connecting portion extending outward from one end of the cylindrical body and communicating with the cylindrical body; at least a portion of the cylindrical body is fixedly arranged at the front end of the electric blow pipe shell 20, so that the connecting portion is located inside the electric blow pipe shell 20; one end of the blow nozzle fixing component is completely open for sleeving on the inner surface of the blow nozzle inner sleeve, and the other end is a partially open connecting portion for connecting with the electric blow pipe shell 20, the exhaust pipe and the like.

[0038] The blow nozzle outer sleeve is sleeved on the outer surface of the blow nozzle inner sleeve. The blow nozzle outer sleeve is the part directly contacting the user's mouth, which is wrapped in the outermost layer of the entire blow nozzle assembly 10. The blow nozzle outer sleeve can be made of relatively soft soft material to provide a better contact experience.

[0039] Specifically, a hollow air inlet channel is formed at the end of the blow nozzle outer sleeve, and the end of the air inlet channel forms an air inlet 23. The gas blown by the user's mouth enters the inside of the electric blow pipe 1 through the air inlet 23.

[0040] In an embodiment, as shown in Figures 1-9 The blow nozzle outer sleeve comprises a first blow nozzle outer sleeve 11, the blow nozzle inner sleeve comprises a first blow nozzle inner sleeve 12, the outer surface of the first blow nozzle inner sleeve 12 is fixedly nested and connected in the hollow air inlet channel of the first blow nozzle outer sleeve 11; the blow nozzle fixing component comprises a first blow nozzle fixing component 13, and the completely open one end of the first blow nozzle fixing component 13 is partially nested in the first blow nozzle inner sleeve 12.

[0041] In this embodiment, the outer surface of the first blow nozzle inner sleeve 12 is fixedly nested and connected in the hollow air inlet channel of the first blow nozzle outer sleeve 11, that is, the outer surface of the first blow nozzle inner sleeve 12 is fixedly connected with the inner surface of the first blow nozzle outer sleeve 11; the completely open one end of the first blow nozzle fixing component 13 is partially nested in the first blow nozzle inner sleeve 12, that is, the completely open one end of the first blow nozzle fixing component 13 is not aligned and connected with the end of the first blow nozzle inner sleeve 12 close to the air inlet 23, specifically, the first blow nozzle inner sleeve 12 and the completely open one end of the first blow nozzle fixing component 13 are not completely nested and are detachably connected.

[0042] The first blowing nozzle fixing component 13 is connected with one end of the opening of the connecting part, and the second air outlet 25 is arranged at a position corresponding to the opening end of the connecting part. One end of the exhaust pipe is connected with the exhaust interface of the connecting part, and the other end of the exhaust pipe is connected with the first air outlet 22. One end of the air pressure pipe is connected with the first detection air inlet 34 of the connecting part, and the other end of the air pressure pipe is connected with the air pressure sensor 30. The exhaust interface and the first detection air inlet 34 are arranged on different end surfaces of the connecting part.

[0043] In an embodiment, as shown in Figures 1-9 The blowing nozzle outer sleeve further comprises a second blowing nozzle outer sleeve 14, and the blowing nozzle inner sleeve further comprises a second blowing nozzle inner sleeve 15. The outer surface of the second blowing nozzle inner sleeve 15 is fixedly nested and connected in the hollow air inlet channel of the second blowing nozzle outer sleeve 14. The blowing nozzle fixing component further comprises a second blowing nozzle fixing component 16. The end of the second blowing nozzle outer sleeve 14, which is away from the second blowing nozzle fixing component 16 and is completely open, is the air inlet 23. The completely open end of the second blowing nozzle fixing component 16 is completely nested in the second blowing nozzle inner sleeve 15 and is connected with the bottom of the air inlet 23.

[0044] In the embodiment, the outer surface of the second blowing nozzle inner sleeve 15 is fixedly nested and connected in the hollow air inlet channel of the second blowing nozzle outer sleeve 14, that is, the second blowing nozzle inner sleeve 15 is fixedly connected with the second blowing nozzle outer sleeve 14. The completely open end of the second blowing nozzle fixing component 16 is completely nested in the second blowing nozzle inner sleeve 15 and is connected with the bottom of the air inlet 23, that is, the completely open end of the second blowing nozzle fixing component 16 is aligned and connected with the end of the second blowing nozzle inner sleeve 15 close to the air inlet 23. Specifically, the second blowing nozzle inner sleeve 15 is completely nested with and detachably connected with one end of the second blowing nozzle fixing component 16.

[0045] In an embodiment, as shown in Figures 1-9 The second blowing nozzle inner sleeve 15 and the second blowing nozzle outer sleeve 14 rotate around the second blowing nozzle fixing component 16. The second blowing nozzle outer sleeve 14 is provided with a sleeve notch 46, the second blowing nozzle inner sleeve 15 is provided with an inner sleeve notch 47, and the sleeve notch 46 and the inner sleeve notch 47 are aligned and connected. The second blowing nozzle fixing component 16 is provided with a face shell notch 48, and the face shell notch 48 can be aligned and connected with the inner sleeve notch 47 and the sleeve notch 46.

[0046] In the embodiment, the second nozzle inner sleeve 15 and the second nozzle outer sleeve 14 are sleeved on the outer surface of the second nozzle fixing member 16 and rotate around the outer surface of the second nozzle fixing member 16, that is, the second nozzle outer sleeve 14 can drive the second nozzle inner sleeve 15 to rotate on the second nozzle fixing member 16; the outer sleeve gap 46 and the inner sleeve gap 47 are aligned and connected, that is, the outer sleeve gap 46 and the inner sleeve gap 47 are in the same position and can rotate simultaneously; during the rotation, the inner sleeve gap 47 and the outer sleeve gap 46 can be rotated to the position where the face shell gap 48 overlaps.

[0047] In an embodiment, as shown in Figures 1-9 the nozzle outer sleeve further comprises a third nozzle outer sleeve 17, and the nozzle inner sleeve further comprises a third nozzle inner sleeve 18, the outer surface of the third nozzle inner sleeve 18 is fixedly nested and connected in the hollow air inlet channel of the third nozzle outer sleeve 17; the nozzle fixing member further comprises a third nozzle fixing member 19, the air inlet 23 is located at the end of the third nozzle outer sleeve 17 away from the completely open end of the third nozzle fixing member 19, and the completely open end of the third nozzle fixing member 19 is completely nested in the third nozzle inner sleeve 18 and connected with the air inlet 23.

[0048] In the embodiment, the outer surface of the third nozzle inner sleeve 18 is fixedly nested and connected in the hollow air inlet channel of the third nozzle outer sleeve 17, that is, the third nozzle inner sleeve 18 is fixedly connected with the third nozzle outer sleeve 17; the completely open end of the third nozzle fixing member 19 is completely nested in the third nozzle inner sleeve 18 and connected with the bottom of the air inlet 23, that is, the completely open end of the third nozzle fixing member 19 is aligned and connected with the end of the third nozzle inner sleeve 15 close to the air inlet 23, specifically, the third nozzle inner sleeve 18 is completely nested with the end of the third nozzle fixing member 19 and detachably connected.

[0049] In an embodiment, as shown in Figures 1-9 the third nozzle inner sleeve 18 and the third nozzle outer sleeve 17 can be separated from the third nozzle fixing member 19.

[0050] In the embodiment, the third nozzle inner sleeve 18 and the third nozzle outer sleeve 17 are fixedly sleeved and connected, the third nozzle inner sleeve 18 and the third nozzle outer sleeve 17 can be separated from the third nozzle fixing member 19, and the third nozzle fixing member 19 can serve as the air inlet 23 for gas to enter.

[0051] As shown in Figures 1-9As shown, the utility model embodiment further provides an electric hair drier 1, including electric hair drier casing 20, electric hair drier casing 20 extends along the axial direction, with the front end and rear end that mutually away in the axial direction, the rear end is equipped with first air outlet 22;

[0052] The air outlet assembly 10 as in any of the preceding items is arranged at the front end of the electric hair drier casing 20, forming an air inlet 23 for the gas to enter;

[0053] The exhaust pipe is communicated with the air outlet assembly 10 and the first air outlet 22, for guiding the gas entering the air inlet 23 to be discharged from the first air outlet 22;

[0054] The circuit board 24 is fixed in the electric hair drier casing 20, and the control circuit is integrated;

[0055] The gas pressure sensor 30 is connected with the air outlet assembly 10 through the gas detection branch, and the gas pressure sensor 30 is fixed on the circuit board 24, for converting the gas pressure change of the gas detection branch into the corresponding first electric signal to realize the health detection function;

[0056] Wherein, the electric hair drier casing 20 and the blowing nozzle fixing part of the air outlet assembly 10 are nestedly connected with the end away from the fully open end; the exhaust pipe and the gas detection branch are communicated with the bottom of the blowing nozzle fixing part, so as to be penetrated with the blowing nozzle outer sleeve and the blowing nozzle inner sleeve of the air outlet assembly 10; the gas detection branch is communicated with the blowing nozzle fixing part, the air inlet 23 of the air outlet assembly 10 and the first air outlet 22.

[0057] In the embodiment, the electric hair drier 1 further includes a gas sensor 45, which is fixedly arranged in the electric hair drier casing 20, for converting the concentration of the target gas into the corresponding second electric signal, and the target gas can be the part of the gas blown out by the user's mouth and entering the exhaust pipe. The electric hair drier 1 further includes a loudspeaker 41 for playing sound.

[0058] The electric hair drier 1 further includes a display device 42 arranged on the electric hair drier casing 20 for displaying visual information; a plurality of face shell keys 44 are exposed outside the electric hair drier casing 20 as interactive components, which can be used to collect the operation instructions of the user and provide the control circuit. The specific operation and control form of each face shell key 44 can be configured according to the actual needs, which will not be repeated here.

[0059] The display device 42 is an interactive device that presents and displays information to the user in the form of visual information. It can be any suitable type of display device according to the actual situation. For example, a liquid crystal display screen or an LED display screen.

[0060] The speaker 41 is a transducer device that can convert electrical signals into sound signals. The control circuit can control the speaker 41 to emit corresponding analog performance sounds in the performance mode. Further, the speaker 41 can also be configured to emit prompt sounds under the control of the control circuit in the detection mode, prompting the user to perform the lung capacity detection or the breath detection, and reminding the user to perform the exhale action. For example, prompting that the detection has started, playing the prompt matters in the lung capacity detection, and broadcasting the detection results, etc.

[0061] The mode switching device 43 is arranged on the electric blowpipe shell 20, and is used to collect user instructions to switch the electric blowpipe 1 between the function detection mode and the performance mode. The wireless communication module is arranged in the electric blowpipe shell 20, and is used to establish a communication connection between the control circuit and an external device.

[0062] The function detection mode of the electric blowpipe 1 includes a lung capacity detection mode, a breath detection mode, etc.

[0063] In the lung capacity detection mode, the starting moment of the blowing action is determined; the first electrical signal obtained by the air pressure sensor 30 is collected from the starting moment; when the first electrical signal is lower than a preset threshold value, the ending moment is determined; the first electrical signal between the starting moment and the ending moment is integrated to obtain the lung capacity, the peak respiratory flow, and the first second expiratory volume detection result; and the lung capacity detection result is displayed on the display device 42 of the electric blowpipe 1.

[0064] The gas sensor 45 of the electric blowpipe 1 is a hydrogen sulfide sensor. In the breath detection mode, a preset countdown time is displayed on the display device 42; after the countdown time ends, the second electrical signal of the hydrogen sulfide sensor is obtained; the comparison result between the second electrical signal and a reference value is determined; and the comparison result is displayed on the display device 42.

[0065] In an embodiment, as shown in Figures 1-9 The electric blowpipe shell 20 includes a first shell 21, a second air outlet 25 and a plugging component 26 arranged on the first shell 21, the plugging component 26 being used to plug the second air outlet 25; and the first shell 21 is connected with the first blow nozzle fixing component 13 of the blow nozzle assembly 10.

[0066] The exhaust pipe comprises a first exhaust pipe 27, the gas detection branch comprises a first air pressure pipe 31, a first detection air inlet 34 is arranged on the first blowing nozzle fixing part 13 of the blowing nozzle assembly 10; the first exhaust pipe 27 is communicated with the first air outlet 22 and the air inlet 23 of the blowing nozzle assembly 10 through the first detection air inlet 34, and the first air pressure pipe 31 is communicated with the air inlet 23 through the first detection air inlet 34.

[0067] In the embodiment, as shown in the figure, Figures 1-9 The plugging part 26 comprises a rubber plug body, the rubber plug body has a size matched with the second air outlet 25 to block the second air outlet 25, a fixing part connected with the rubber plug body through a flexible connecting part, and the fixing part is fixed on the electric blowing tube shell 20.

[0068] In the playing mode, the second air outlet 25 is plugged by the plugging part 26, the gas blown by the user's mouth enters from the air inlet 23, a part of the gas enters the air pressure sensor 30 to output the tone and the volume, and the other part of the gas and the produced saliva are slowly discharged through the first exhaust pipe 27.

[0069] In the function detection mode, the plugging part 26 is separated from the second air outlet 25, the gas blown by the user's mouth enters from the air inlet 23, a part of the gas enters the air pressure sensor 30 to test the size of the lung function index such as the vital capacity, and the other part of the gas and the produced saliva are quickly discharged through the first exhaust pipe 27 and the second air outlet 25, and the breath detection can be performed by the gas sensor 45 when the gas is discharged through the first exhaust pipe 27.

[0070] In an embodiment, as shown in the figure, Figures 1-9 The exhaust pipe further comprises a second exhaust pipe 28, the gas detection branch further comprises a second air pressure pipe 32, a second detection air inlet 35 and a first exhaust pipe opening 39 are arranged on the second blowing nozzle fixing part 16 of the blowing nozzle assembly 10, the second exhaust pipe 28 is communicated with the air inlet 23 of the blowing nozzle assembly 10 and the first air outlet 22 through the first exhaust pipe opening 39, and the second air pressure pipe 32 is communicated with the air inlet 23 through the second detection air inlet 35.

[0071] In the embodiment, when the electric pipe 1 is in the playing mode, the outer sleeve notch 46 and the inner sleeve notch 47 are turned to the position that is staggered with the face shell notch 48 to block the face shell notch 48, the gas blown by the user's mouth from the air inlet 23 enters, a part of the gas enters the air pressure sensor 30 through the second detection air inlet 35 and the second air pressure pipe 32, the sound color and the volume size can be output, and the other part of the gas and the generated saliva can be slowly discharged through the second exhaust pipe 28.

[0072] When the electric pipe 1 is in the function detection mode, the outer sleeve notch 46 and the inner sleeve notch 47 are turned to the position that is aligned with the face shell notch 48, the gas blown by the user's mouth from the air inlet 23 enters, a part of the gas enters the air pressure sensor 30 through the second detection air inlet 35 and the second air pressure pipe 32, the size of the lung function index such as vital capacity can be tested, and the other part of the gas and the generated saliva can be quickly discharged through the second exhaust pipe 28, the outer sleeve notch 46 and the inner sleeve notch 47 and can be used for breath detection by the gas sensor 45 when being discharged through the second exhaust pipe 28.

[0073] In an embodiment, as shown in the figure, Figures 1-9 The exhaust pipe further comprises a third exhaust pipe 29, the gas detection branch further comprises a third air pressure pipe 33, the third detection air inlet 36 and the second exhaust pipe opening 40 are arranged on the third blowing nozzle fixed part 19 of the blowing nozzle assembly 10, the third exhaust pipe 29 is communicated with the air inlet 23 and the first exhaust opening 22 of the blowing nozzle assembly 10 through the second exhaust pipe opening 40, and the third air pressure pipe 33 is communicated with the air inlet 23 through the third detection air inlet 36.

[0074] In the embodiment, the third exhaust pipe 29 is a large exhaust pipe, the diameter of the third exhaust pipe 29 is greater than the diameter of the first exhaust pipe 27 and the diameter of the second exhaust pipe 28.

[0075] When the electric pipe 1 is in the playing mode, the gas blown by the user's mouth from the air inlet 23 enters, a part of the gas enters the air pressure sensor 30, the sound color and the volume size can be output, and the other part of the gas and the generated saliva can be discharged through the third exhaust pipe 29.

[0076] The electric blower 1 separates the third blower nozzle outer sleeve 17 and the third blower nozzle inner sleeve 18 from the third blower nozzle fixing part 19 in the functional detection mode, namely, the third blower nozzle outer sleeve 17 and the third blower nozzle inner sleeve 18 are pulled out, and a large opening of the third blower nozzle fixing part 19 is directly accessed, a part of gas enters the gas pressure sensor 30, and lung function indexes such as vital capacity can be tested, and another part of gas and generated saliva can be quickly discharged through the large-diameter pipeline of the third exhaust pipe 29 and breath detection can be performed by using the gas sensor 45 when being discharged through the third exhaust pipe 29.

[0077] The above merely describes the specific implementation of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can easily think of various equivalent modifications or replacements within the technical range disclosed by the present application, and these modifications or replacements should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A blow nozzle assembly characterized by, The application relates to an air outlet assembly of an electric hair drier. The air inlet part is provided with an air outlet outer sleeve and an air outlet inner sleeve, the air outlet outer sleeve is sleeved on the outer surface of the air outlet inner sleeve, and the air outlet outer sleeve is used for forming an air inlet for gas; The air outlet fixing part is a hollow cavity with one end completely open, and the completely open end of the air outlet fixing part is sleeved on the inner surface of the air outlet inner sleeve. The air outlet inner sleeve and the air outlet outer sleeve can control the gas discharge path of the electric hair drier in the switching mode in combination with the air outlet fixing part.

2. The air blow nozzle assembly of claim 1, wherein, The air outlet outer sleeve comprises a first air outlet outer sleeve, the air outlet inner sleeve comprises a first air outlet inner sleeve, the outer surface of the first air outlet inner sleeve is fixedly nested in the hollow air inlet channel of the first air outlet outer sleeve, and the completely open end of the first air outlet fixing part is partially nested in the first air outlet inner sleeve.

3. The air blow nozzle assembly of claim 1, wherein, The air outlet outer sleeve further comprises a second air outlet outer sleeve, the air outlet inner sleeve further comprises a second air outlet inner sleeve, the outer surface of the second air outlet inner sleeve is fixedly nested in the hollow air inlet channel of the second air outlet outer sleeve, the second air outlet outer sleeve is away from the completely open end of the second air outlet fixing part, the completely open end of the second air outlet fixing part is completely nested in the second air outlet inner sleeve and connected with the bottom of the air inlet, and the air inlet is formed at the end away from the completely open end of the second air outlet fixing part.

4. The air blow nozzle assembly of claim 3, wherein, The second air outlet inner sleeve and the second air outlet outer sleeve rotate around the second air outlet fixing part, the second air outlet outer sleeve is provided with an outer sleeve notch, the second air outlet inner sleeve is provided with an inner sleeve notch, the outer sleeve notch and the inner sleeve notch are connected in alignment, and the second air outlet fixing part is provided with a face shell notch which can be connected in alignment with the inner sleeve notch and the outer sleeve notch.

5. The air blow nozzle assembly of claim 1, wherein, The air outlet outer sleeve further comprises a third air outlet outer sleeve, the air outlet inner sleeve further comprises a third air outlet inner sleeve, the outer surface of the third air outlet inner sleeve is fixedly nested in the hollow air inlet channel of the third air outlet outer sleeve, the third air outlet outer sleeve is away from the completely open end of the third air outlet fixing part, the completely open end of the third air outlet fixing part is completely nested in the third air outlet inner sleeve and connected with the air inlet.

6. The air blow nozzle assembly of claim 5, wherein, The third air outlet inner sleeve and the third air outlet outer sleeve can be separated from the third air outlet fixing part.

7. An electric hair dryer, characterized by The application relates to an air outlet assembly of an electric hair drier. The air outlet assembly is arranged at the front end of the electric hair drier shell and forms an air inlet for gas; The air outlet assembly is arranged at the front end of the electric hair drier shell and forms an air inlet for gas; The circuit board is fixedly arranged in the electric hair drier shell and is integrated with a control circuit. ​ An air pressure sensor is connected with the air blowing nozzle assembly through a gas detection branch, the air pressure sensor is fixed on the circuit board, and is used for converting air pressure changes of the gas detection branch into corresponding first electric signals to realize a health detection function. The air blowing nozzle assembly is connected with the air blowing nozzle fixed part of the electric air blower shell through the first blowing nozzle fixed part, and the air blowing nozzle fixed part is connected with the second blowing nozzle fixed part.

8. The electric hair dryer according to claim 7, characterized in that The electric air blower shell comprises a first shell, and the first shell is provided with a second air outlet and a plugging part. The air blowing nozzle assembly is connected with the first blowing nozzle fixed part of the electric air blower shell through the first blowing nozzle fixed part, and the air blowing nozzle fixed part is connected with the second blowing nozzle fixed part.

9. The electric hair dryer according to claim 7, wherein The air blowing nozzle assembly is connected with the first blowing nozzle fixed part of the electric air blower shell through the first blowing nozzle fixed part, and the air blowing nozzle fixed part is connected with the second blowing nozzle fixed part.

10. The electric hair dryer according to claim 7, wherein The air blowing nozzle assembly is connected with the first blowing nozzle fixed part of the electric air blower shell through the first blowing nozzle fixed part, and the air blowing nozzle fixed part is connected with the second blowing nozzle fixed part. The air blowing nozzle assembly is connected with the first blowing nozzle fixed part of the electric air blower shell through the first blowing nozzle fixed part, and the air blowing nozzle fixed part is connected with the second blowing nozzle fixed part.

Images