An interface unit and a breathing control human-machine interface device

Abstract

The present invention provides an interface unit and a breathing control human-machine interface device, comprising an interface unit, a control unit, and a signal output unit; the interface unit comprises: a first panel, a second panel, a breathing control valve, and an airflow control valve; the first panel is provided with a plurality of first gear slots; the breathing control valve adjusts the rotation angle of the breathing control valve through a first elastic member and the first gear slot; the air outlet end of the breathing control valve is closely fitted to one end of the airflow control valve provided with a plurality of air inlets; the airflow control valve is also provided with a plurality of air outlets, and different air inlets are connected to different air outlets; different air outlets are connected to different air guide pipes in the control unit; the control unit is connected to the signal output unit. More different control signals can be generated to realize more control functions.

Description

Technical Field

[0001] The invention relates to the field of breathing control human-machine interface, and in particular to an interface unit and a breathing control human-machine interface device. Background Art

[0002] The breathing control human-machine interface device is suitable for high-level paraplegic patients to control household appliances and other special electrical equipment for the disabled. The patients can use the existing breathing ability of the body to operate and use these devices, so that the patients can reach or approach the ability of normal people to control environmental equipment. For example: patients can control lights, televisions, air conditioners, stereos, use computers, control electric wheelchairs and smart homes, etc. The breathing control human-machine interface device can allow patients with disabilities to restore their ability to take care of themselves to varying degrees, increase their confidence in life, and reduce social burdens.

[0003] Generally speaking, a breathing control human-machine interface device can utilize the remaining abilities of the impaired patient, such as exhalation and inhalation, to generate one or two control signals, and operate the surrounding environment controlled devices through the generated control signals.

[0004] However, there are generally multiple external controlled devices that need to be operated and controlled, or each device has multiple functions, and the existing breathing control human-machine interface device can only generate 1-2 control signals, and 1-2 control signals cannot control multiple external devices or multiple functions of external devices.

[0005] To solve this problem, patients usually need to use multiple human-machine interfaces in combination, which requires patients to have multiple limb control capabilities for combined use, which brings great inconvenience to users. Summary of the invention

[0006] In view of this, the purpose of the present invention is to overcome the deficiencies in the prior art and to provide an interface unit and a breathing control human-machine interface device, which solve the problems in the prior art, can realize more control functions, and provide convenience for users.

[0007] The present invention provides the following technical solutions:

[0008] The embodiment of the present invention provides a breathing control human-machine interface unit, comprising: a first panel, a second panel, a breathing control valve and an airflow control valve; the first panel and the second panel form a shell; the breathing control valve is movably connected in the shell, and the airflow control valve is fixed in the shell;

[0009] The first panel is provided with a plurality of first gear slots; the breathing control valve is provided with a first elastic member; the movable end of the first elastic member is embedded in different first gear slots to adjust the rotation angle of the breathing control valve;

[0010] The air inlet end of the breathing control valve extends out of the housing, and the air outlet end of the breathing control valve is closely attached to one end of the airflow control valve provided with a plurality of air inlets, and the air outlet end is controlled to conduct to different air inlets by adjusting the angle;

[0011] The airflow control valve is also provided with a plurality of air outlets, and different air inlets are connected to different air outlets.

[0012] In a specific embodiment, the interface unit further comprises: a signal conditioner; the signal conditioner is movably connected in the housing;

[0013] The first panel is also provided with a plurality of second gear slots, and the signal regulator is provided with a second elastic member and a contact member. The movable end of the second elastic member adjusts the position of the contact member by being embedded in different second gear slots, and limits the rotation angle of the breathing control valve by the position of the contact member.

[0014] In a specific embodiment, the first elastic member includes: a breathing control valve ejector pin and a breathing control valve spring; one end of the breathing control valve ejector pin passes through the breathing control valve spring and is movably connected to the breathing control valve; a cross-section of an end of the breathing control valve ejector pin away from the breathing control valve is larger than a cross-section of the breathing control valve spring.

[0015] In a specific embodiment, the breathing control valve further includes a breathing control valve body and a breathing control valve sealing cover; the breathing control valve body is sealedly connected to the breathing control valve sealing cover to form an internal closed airflow space from the air inlet end to the air outlet end.

[0016] The embodiment of the present invention also provides a breathing control human-machine interface device, comprising the above-mentioned interface unit, and further comprising: a control unit and a signal output unit;

[0017] Different air outlets on the airflow control valve in the interface unit are connected to different air ducts in the control unit, so as to generate different control signals by switching on and off different air ducts;

[0018] The control unit is connected to the signal output unit.

[0019] In a specific embodiment, the control unit comprises a connecting conduit for accommodating the airway tube;

[0020] The housing also includes a connecting cylinder for accommodating the airflow control valve;

[0021] The connection tube is connected by being embedded in the connection conduit, and a notch is provided at the port of the portion of the connection tube that is embedded in the connection conduit; a limit screw is provided at a position of the connection conduit corresponding to the notch, so that the rotation angle of the interface unit is limited by the cooperation between the limit screw and the notch;

[0022] The device further comprises: a rubber ring; the outer wall of the connecting tube embedded in the connecting conduit is also provided with a rubber ring groove; the rubber ring is arranged in the rubber ring groove to achieve the rotation stability of the interface unit and the connecting conduit.

[0023] In a specific embodiment, the control unit further includes: an air pressure unit that generates a control signal based on air pressure; the air duct is connected to the air pressure unit; the air pressure unit is connected to the signal output unit; different air ducts are connected to different air pressure units.

[0024] In a specific embodiment, the control unit further comprises: a connecting conduit, an air pressure unit connector, a connector fixing plate, an air pressure unit housing, a unit cap and a unit bottom cover;

[0025] All of the air guide tubes are arranged in the connecting conduit; one end of the connecting conduit is connected to one end of the air flow control valve provided with a plurality of air outlet holes, and the other end of the connecting conduit passes through the unit cap and is connected to the air pressure unit housing;

[0026] The unit cap is sealed to one end of the air pressure unit housing, and the unit bottom cover is sealed to the other end of the air pressure unit housing;

[0027] The air pressure unit is arranged in the air pressure unit housing; the air pressure unit is connected to the air pressure unit connector; all the air pressure unit connectors are connected to the connector fixing sheet;

[0028] Different air pressure unit connectors are connected to different air pressure units;

[0029] The air duct is connected to the air pressure unit by connecting to the air pressure unit connector; different air ducts are connected to different air pressure unit connectors.

[0030] In a specific embodiment, the signal output unit includes: a signal output connecting line and a control board; wherein, one end of the signal output connecting line is connected to the air pressure unit, and the other end of the signal output connecting line is connected to the control board, and a signal output interface is provided on the control board.

[0031] In a specific embodiment, the signal output unit also includes: a signal output indication panel and a signal output unit body; wherein the control panel is arranged inside the signal output unit body; the control panel is connected to the signal output indication panel; and the signal output indication panel is arranged on the outer surface of the signal output unit body.

[0032] The embodiments of the present invention have the following advantages:

[0033] The solution of the present invention improves the structure of the breathing control human-machine interface unit so that the breathing control valve and the airflow control valve in the interface unit cooperate with each other, and the breathing control valves are all provided with a gear control structure. Based on different gear adjustments, different airflow channels are connected between the breathing control valve and the airflow control valve, thereby generating multiple different control signals. Compared with the single function in the prior art, this solution can control and realize more functions.

[0034] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for use in the embodiments are briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without creative work.

[0036] Figure 1 A schematic diagram of the exploded structure of a breathing control human-machine interface device is shown;

[0037] Figure 2 A schematic diagram of the exploded structure of an interface unit in a breathing control human-machine interface device is shown;

[0038] Figure 3 A schematic diagram of the exploded structure of a part of an interface unit in another breathing control human-machine interface device is shown;

[0039] Figure 4 A schematic diagram of the overall structure of a breathing control human-machine interface device is shown;

[0040] Figure 5 A schematic diagram of the overall structure of a breathing control human-machine interface device after rotation is shown;

[0041] Figure 6 A half-section structural schematic diagram of a breathing control human-machine interface device is shown.

[0042] Description of main component symbols:

[0043] 1-interface unit; 11-first panel; 111-first gear slot; 112-second gear slot;

[0044] 12-second panel; 13-breathing control valve; 131-breathing control valve body; 132-breathing control valve sealing cover; 133-first elastic member; 1331-breathing control valve ejector pin; 1332-breathing control valve spring;

[0045] 134-air inlet; 135-air outlet; 14-air flow control valve; 141-air inlet; 142-air outlet;

[0046] 15-signal regulator; 151-second elastic member; 1511-signal regulator ejector pin; 1512-signal regulator spring; 152-abutment member;

[0047] 2-control unit; 21-air guide tube; 22-connecting catheter; 23-air pressure unit; 24-air pressure unit connector; 25-connector fixing plate; 26-air pressure unit housing; 27-unit cap; 28-unit bottom cover;

[0048] 3-signal output unit; 31-signal output connecting line; 32-control board; 33-signal output indication panel; 34-signal output unit body;

[0049] 4-Limiting screw; 5-Rubber ring; 6-Replaceable rubber nozzle. DETAILED DESCRIPTION

[0050] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0051] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. In contrast, when an element is referred to as being "directly on" another element, there is no intermediate element. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0052] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0053] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0054] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application belongs. The terms used herein in the specification of the template are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0055] Example 1

[0056] Embodiment 1 of the present invention discloses a breathing control human-machine interface unit (hereinafter referred to as interface unit), such as Figure 1 As shown, the interface unit 1 comprises: a first panel 11, a second panel 12, a breathing control valve, an airflow control valve 14 and a signal regulator; the first panel 11 and the second panel 12 form a shell; the breathing control valve is movably connected in the shell, and the airflow control valve 14 is fixed in the shell;

[0057] like Figure 2 as well as Figure 3 As shown, the specific interface unit 1 is provided with a first panel 11 and a second panel 12, and the first panel 11 and the second panel 12 form a shell for accommodating and cooperating with other functional modules of the interface unit 1, such as a breathing control valve 13, an airflow control valve 14 and a signal regulator 15; specifically, the airflow control valve 14 is fixed in the shell, and both the breathing control valve 13 and the signal regulator 15 are movably connected in the shell, and both need to adjust the airflow in a rotating manner. Furthermore, a central column can be provided on the first panel 11 and / or the second panel 12, and a through connection hole is provided in the middle of the breathing control valve 13, and the breathing control valve 13 can be connected to the central column by the connection hole to achieve rotational connection.

[0058] In addition, the breathing control valve 13 also includes a breathing control valve body 131 and a breathing control valve sealing cover 132 ; the breathing control valve body 131 is sealedly connected to the breathing control valve sealing cover 132 to form an internal closed airflow space from the air inlet end 134 to the air outlet end 135 .

[0059] Specifically, the breathing control valve sealing cover 132 can be tightly connected to the breathing control valve body 131 by ultrasonic welding to form an internal closed airflow space.

[0060] The first panel 11 is provided with a plurality of first gear slots 111; the breathing control valve 13 is provided with a first elastic member 133; the movable end of the first elastic member 133 is embedded in different first gear slots 111 to adjust the rotation angle of the breathing control valve 13;

[0061] Specifically, a plurality of first gear slots 111 are provided on the first panel 11, and a first elastic member 133 is provided on the breathing control valve 13, the fixed end of the elastic member is connected to the main body of the breathing control valve 13, and the movable end of the elastic member is switched between different first gear slots 111 to adjust the rotation angle of the breathing control valve 13.

[0062] The air inlet end 134 of the breathing control valve 13 extends out of the housing, and the air outlet end 135 of the breathing control valve 13 is closely attached to one end of the air flow control valve 14 provided with a plurality of air inlets 141, and the air outlet end 135 is controlled to conduct to different air inlets 141 by adjusting the angle;

[0063] The breathing control valve 13 is provided with an air inlet end 134 and an air outlet end 135, and the air outlet end 135 is close to one end of the airflow control valve 14 provided with multiple air inlets 141, so that by rotating the breathing control valve 13, the air outlet end 135 can be controlled to conduct to different air inlets 141, and the air outlet end 135 can also be controlled to conduct to different numbers of air inlets 141. Further, in order to facilitate user operation and for hygienic cleaning considerations, it also includes: a replaceable rubber nozzle 6; the replaceable rubber nozzle 6 can be detachably connected to the air inlet end 134 of the breathing control valve 13. Specifically, the replaceable rubber nozzle 6 can be sleeved on the air inlet end 134 of the breathing control valve 13.

[0064] The airflow control valve 14 is also provided with a plurality of air outlets 142, and different air inlets 141 are connected to different air outlets 142; different air outlets 142 are connected to different air guide pipes 21 in the control unit 2, so as to generate different control signals by opening and closing different air guide pipes 21;

[0065] The control unit 2 is connected to the signal output unit 3 .

[0066] Specifically, the airflow control valve 14 is provided with a plurality of air outlets 142, for example, three air outlets 142 and three air inlets 141 may be provided, each air outlet 142 is connected to an air inlet 141, and an airflow channel is formed, and then each air outlet 142 is connected to a different air guide tube 21, and the airflow is directed to the control unit 2 to generate a control signal, and the on and off between different air guide tubes 21 will generate different control signals, thereby realizing multiple types of signal outputs, solving the defect that the prior art can only solve a single signal output. Thus, the types of functions or types that can be realized by the breathing control human-machine interface device are expanded.

[0067] Further, such as Figure 2 as well as Figure 3 As shown, the signal conditioner 15 is movably connected in the housing; a plurality of second gear slots 112 are further provided on the first panel 11, and a second elastic member 151 and an abutment member 152 are provided on the signal conditioner 15, and the movable end of the second elastic member 151 is embedded in different second gear slots 112 to adjust the position of the abutment member 152, and the rotation angle of the breathing control valve 13 is limited by the position of the abutment member 152;

[0068] In order to further limit the rotation angle of the breathing control valve 13, a signal regulator 15 is further provided. The signal regulator 15 is provided with an abutment member 152 for abutting the breathing control valve 13 so that the breathing control valve 13 can only rotate in the other direction where it is not abutted. Specifically, a second elastic member 151 provided on the signal regulator 15 cooperates with the second gear slot 112 to form a gear adjustment structure. The second elastic member 151 is embedded in different second gear slots 112 to achieve position adjustment and fixation of the abutment member 152.

[0069] In addition, in order to rotate the signal conditioner 15 more sequentially, a sliding groove of the signal conditioner 15 may be provided on the first panel 11 to limit the sliding track of the signal conditioner 15 .

[0070] Further, the first elastic member 133 includes: a breathing control valve ejector pin 1331 and a breathing control valve spring 1332; one end of the breathing control valve ejector pin 1331 passes through the breathing control valve spring 1332 and is movably connected to the breathing control valve 13; the cross section of the end of the breathing control valve ejector pin 1331 away from the breathing control valve 13 is larger than the cross section of the breathing control valve spring 1332;

[0071] The breathing control valve ejector pin 1331 passes through the breathing control valve spring 1332 and is movably installed on the breathing control valve 13. The breathing control valve 13 is installed in the shell through the center column. The breathing control valve ejector pin 1331 is subjected to the spring pressure of the breathing control valve spring 1332 and acts on the gear structure including multiple first gear slots 111, thereby realizing gear identification and relative fixation of the gear.

[0072] The second elastic member 151 includes: a signal regulator pin 1511 and a signal regulator spring 1512; one end of the signal regulator pin 1511 passes through the signal regulator spring 1512 and is movably connected to the signal regulator 15, and a cross-section of an end of the signal regulator pin 1511 away from the signal regulator 15 is larger than a cross-section of the signal regulator spring 1512.

[0073] The signal regulator ejector pin 1511 passes through the signal regulator spring 1512 and is movably installed on the signal regulator 15. The signal regulator 15 is movably fixed by the structure on the first panel 11. At the same time, the signal regulator spring 1512 acts on the gear structure composed of a plurality of second gear grooves 112 on the first panel 11 to achieve gear adjustment and movable fixation. At the same time, the tail of the signal regulator 15, that is, the abutment 152, acts on the side wall of the breathing control valve 13 and performs a rotational limit on it to limit the movable angle of the breathing control valve 13, thereby achieving adjustment of the movable angle and controlling the number of airflow output channels.

[0074] Example 2

[0075] Embodiment 2 of the present invention discloses a breathing control human-machine interface device, comprising the interface unit 1 in embodiment 1, and further comprising a control unit 2 and a signal output unit 3; Figure 1 As shown, the interface unit 1 is used to directly contact a person, such as connecting to a person's mouth, and transmit the airflow blown or inhaled by the person to the control unit 2. The control unit 2 generates a control signal based on the airflow or the pressure generated by the airflow, and transmits it to the signal output unit 3. The signal output unit 3 can control the connected controlled device based on the received control signal, such as adjusting the temperature of the air conditioner, or stopping or starting the electric wheelchair, etc.

[0076] The control unit 2 comprises a connecting conduit 22 for accommodating the airway tube 21;

[0077] The housing also includes a connecting cylinder for accommodating the airflow control valve 14;

[0078] The connecting tube is connected by being embedded in the connecting conduit 22, and a notch is provided at the port of the connecting tube embedded in the connecting conduit 22; a limiting screw 4 is provided at a position corresponding to the notch of the connecting conduit 22, so as to limit the rotation angle of the interface unit 1 through the cooperation between the limiting screw 4 and the notch.

[0079] Furthermore, the breathing control human-machine interface device in this embodiment also includes: a rubber ring 5; the outer wall of the connecting tube embedded in the connecting tube 22 is also provided with a rubber ring 5 groove; the rubber ring 5 is arranged in the rubber ring 5 groove to achieve the rotation stability of the interface unit 1 and the connecting tube 22.

[0080] In addition, in the solution of the present application, the relative rotation angle between the interface unit 1 and the connecting conduit 22 is limited by the cooperation of the limit screw 4 and the notch. In addition, in order to better seal and ensure the stability of the package rotation, a rubber ring 5 is added to the connecting tube, and the elasticity of the rubber ring 5 is used to achieve sealing and smooth rotation.

[0081] In a specific example, based on the specific notch setting, the interface unit 1 can be rotated 90 degrees up and down, for example. Figure 4 and Figure 5 Taking this as an example, the movable connection between the interface unit 1 and the air pressure control unit 2 allows the interface unit 1 to be infinitely adjusted 90 degrees up and down in a relatively fixed state, and can be fixed at any angle, so that the user can adjust to a comfortable position with a slight force on the mouth when the mouth moves in a small range.

[0082] Example 3

[0083] Embodiment 3 of the present invention is further defined on the basis of Embodiment 2, wherein the control unit 2 further comprises: an air pressure unit 23 for generating a control signal based on air pressure; the air duct 21 is connected to the air pressure unit 23; the air pressure unit 23 is connected to the signal output unit 3; and different air ducts 21 are connected to different air pressure units 23.

[0084] Further, such as Figure 1 or Figure 6 As shown, in order to provide a better working environment for the entire control unit 2 and facilitate the long-term stable operation of the control unit 2, the control unit 2 also includes: a connecting conduit 22, a pneumatic unit connector 24, a connector fixing sheet 25, a pneumatic unit housing 26, a unit cap 27, and a unit bottom cover 28;

[0085] All of the air guide tubes 21 are arranged in the connecting conduit 22; one end of the connecting conduit 22 is connected to one end of the air flow control valve 14 provided with a plurality of air outlet holes, and the other end of the connecting conduit 22 passes through the unit cap 27 and is connected to the air pressure unit housing 26;

[0086] The unit cap 27 is sealed and connected to one end of the air pressure unit housing 26, and the unit bottom cover 28 is sealed and connected to the other end of the air pressure unit housing 26;

[0087] The air pressure unit 23 is disposed in the air pressure unit housing 26; the air pressure unit 23 is connected to the air pressure unit connector 24; all the air pressure unit connectors 24 are connected to the connector fixing plate 25;

[0088] Different air pressure unit connectors 24 are connected to different air pressure units 23;

[0089] The air guide tube 21 is connected to the air pressure unit 23 by connecting to the air pressure unit connector 24 ; different air guide tubes 21 are connected to different air pressure unit connectors 24 .

[0090] Furthermore, the signal output unit 3 includes: a signal output connecting line 31 and a control board 32; wherein, one end of the signal output connecting line 31 is connected to the air pressure unit 23, and the other end of the signal output connecting line 31 is connected to the control board 32; and a signal output interface is provided on the control board 32.

[0091] Specifically, the signal output connection line 31 is used to receive the signal generated by the control unit 2 and transmit it to the control board 32. The control board 32 can control the connected controlled device based on the signal. Specifically, the control board 32 and the controlled device can be connected wirelessly or wired. When connected by wire, the connection with the controlled device can be achieved through the signal output interface set on the control board 32. The specific signal output interface can be, for example, a USB port, a Lightning (Chinese name is lightning) interface, etc.

[0092] Furthermore, in order to have an intuitive understanding of the status of the signal output unit 3 and to ensure the working stability of the signal output unit 3, the signal output unit 3 also includes: a signal output indication panel 33 and a signal output unit body 34; wherein the control panel 32 is arranged in the signal output unit body 34; the control panel 32 is connected to the signal output indication panel 33; the signal output indication panel 33 is arranged on the outer surface of the signal output unit body 34.

[0093] The solution of the present invention improves the structure of the interface unit 1 so that the breathing control valve 13 and the airflow control valve 14 in the interface unit 1 cooperate with each other, and the breathing control valve 13 is provided with a gear control structure. Based on different gear adjustments, different airflow channels are connected between the breathing control valve 13 and the airflow control valve 14, and then a plurality of different control signals are generated based on the control unit 2. Compared with the single function in the prior art, the present solution can control and realize more functions.

[0094] In all examples shown and described herein, any specific values ​​should be interpreted as merely exemplary and not as limiting, and thus other examples of the exemplary embodiments may have different values.

[0095] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0096] The above-mentioned embodiments only express several implementation methods of the present invention, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the present invention. It should be pointed out that for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A breathing control human-machine interface unit, characterized in that: include: A first panel, a second panel, a breathing control valve and an airflow control valve; the first panel and the second panel form a shell; the breathing control valve is movably connected in the shell, and the airflow control valve is fixed in the shell; The first panel is provided with a plurality of first gear slots; the breathing control valve is provided with a first elastic member; the movable end of the first elastic member is embedded in different first gear slots to adjust the rotation angle of the breathing control valve; The air inlet end of the breathing control valve extends out of the housing, and the air outlet end of the breathing control valve is closely attached to one end of the airflow control valve provided with a plurality of air inlets, and the air outlet end is controlled to conduct to different air inlets by adjusting the angle; The airflow control valve is also provided with a plurality of air outlets, and different air inlets are connected to different air outlets; The breathing control valve and the airflow control valve cooperate with each other, and the gear control structure set by the breathing control valve is used to adjust different airflow channels between the breathing control valve and the airflow control valve, thereby generating multiple different control signals, thereby controlling the external controlled device.

2. The breathing control human-machine interface unit according to claim 1, characterized in that: The interface unit further comprises: a signal conditioner; the signal conditioner is movably connected in the housing; The first panel is also provided with a plurality of second gear slots, and the signal regulator is provided with a second elastic member and a contact member. The movable end of the second elastic member adjusts the position of the contact member by being embedded in different second gear slots, and limits the rotation angle of the breathing control valve by the position of the contact member.

3. The breathing control human-machine interface unit according to claim 1, characterized in that: The first elastic member includes: a breathing control valve ejector pin and a breathing control valve spring; one end of the breathing control valve ejector pin passes through the breathing control valve spring and is movably connected to the breathing control valve; a cross-section of one end of the breathing control valve ejector pin away from the breathing control valve is larger than a cross-section of the breathing control valve spring.

4. The breathing control human-machine interface unit according to claim 1, characterized in that: The breathing control valve also includes a breathing control valve body and a breathing control valve sealing cover; the breathing control valve body is sealed and connected to the breathing control valve sealing cover to form an internal closed airflow space from the air inlet end to the air outlet end.

5. A breathing control human-machine interface device, characterized in that: A breathing control human-machine interface unit comprising any one of claims 1 to 4, further comprising: a control unit and a signal output unit; Different air outlets on the airflow control valve in the interface unit are connected to different air ducts in the control unit, so as to generate different control signals by switching on and off different air ducts; The control unit is connected to the signal output unit.

6. The device according to claim 5, characterized in that The control unit comprises a connecting conduit for accommodating the airway tube; The housing also includes a connecting cylinder for accommodating the airflow control valve; The connection tube is connected by being embedded in the connection conduit, and a notch is provided at the port of the portion of the connection tube that is embedded in the connection conduit; a limit screw is provided at a position of the connection conduit corresponding to the notch, so that the rotation angle of the interface unit is limited by the cooperation between the limit screw and the notch; The device further comprises: a rubber ring; the outer wall of the connecting tube embedded in the connecting conduit is also provided with a rubber ring groove; the rubber ring is arranged in the rubber ring groove.

7. The device according to claim 5, characterized in that The control unit further includes: an air pressure unit generating a control signal based on air pressure; the air guide tube is connected to the air pressure unit; the air pressure unit is connected to the signal output unit; and different air guide tubes are connected to different air pressure units.

8. The device according to claim 7, characterized in that The control unit further comprises: a connecting conduit, an air pressure unit connector, a connector fixing plate, an air pressure unit housing, a unit cap and a unit bottom cover; All of the air guide tubes are arranged in the connecting conduit; one end of the connecting conduit is connected to one end of the air flow control valve provided with a plurality of air outlet holes, and the other end of the connecting conduit passes through the unit cap and is connected to the air pressure unit housing; The unit cap is sealed to one end of the air pressure unit housing, and the unit bottom cover is sealed to the other end of the air pressure unit housing; The air pressure unit is arranged in the air pressure unit housing; the air pressure unit is connected to the air pressure unit connector; all the air pressure unit connectors are connected to the connector fixing sheet; Different air pressure unit connectors are connected to different air pressure units; The air duct is connected to the air pressure unit by connecting to the air pressure unit connector; different air ducts are connected to different air pressure unit connectors.

9. The device according to claim 7 or 8, characterized in that The signal output unit includes: a signal output connection line and a control board; wherein one end of the signal output connection line is connected to the air pressure unit, and the other end of the signal output connection line is connected to the control board; and a signal output interface is provided on the control board.

10. The device according to claim 9, characterized in that The signal output unit further comprises: a signal output indication panel and a signal output unit body; wherein the control panel is arranged inside the signal output unit body; the control panel is connected to the signal output indication panel; and the signal output indication panel is arranged on the outer surface of the signal output unit body.

Images