CN215461115U

CN215461115U - Auxiliary sounding valve

Info

Publication number: CN215461115U
Application number: CN202120710512.2U
Authority: CN
Inventors: 史可
Original assignee: Shenzhen Prunus Medical Co Ltd
Current assignee: Shenzhen Prunus Medical Co Ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2022-01-11
Anticipated expiration: 2031-04-07

Abstract

The application provides an auxiliary sound production valve, auxiliary sound production valve includes body and valve body, the body includes the lid, pedestal and support, be provided with the inlet port that is linked together with the atmosphere on the lid, be provided with the air vent that is linked together with the atmosphere on the pedestal, be provided with the air flue that is linked together with inlet port and air vent respectively on the support, the periphery of support is located to the valve body cover, the relative support of valve body has the valve and shelters from the first state of air flue completely and the second state that the valve exposes the air flue, when the valve is switched to the second state by the first state, the air flue is linked together with inlet port and air vent respectively. The mutual matching of the air inlet hole in the cover body, the air vent in the base body, the air passage in the support and the valve body can realize the communication and the closing of the air passage between the cover body, the support and the base body, and the convenience is brought to users for switching between sounding and breathing.

Description

Auxiliary sounding valve

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to an auxiliary sounding valve.

Background

Tracheotomy is a common operation used for relieving dyspnea caused by laryngeal dyspnea, respiratory dysfunction or lower respiratory secretion retention, is widely used for rescuing critical patients in clinical use, and is characterized in that a tracheotomy tube is put in after a neck trachea is cut in the operation process, a respiration management system is established, and the respiratory tract of the patient is kept unobstructed.

In clinic, a postoperative patient often has a speaking demand after recovering the autonomic consciousness, in the medical field of China, for a clear-headed patient with a tracheotomy, in order to enable the patient to speak, a method of temporarily blocking the entrance of an tracheotomy tube by using a cork, a cotton stick, an adhesive tape and the like is often adopted, so that the gas exhaled by the patient can sound through a vocal cord, however, the chronic hypoxia can occur to the patient due to the overlong time for blocking the tracheotomy tube, the functions of important organs of the patient such as brain, heart, lung and the like are affected, and in addition, in the process of blocking the tracheotomy tube, if sputum is sticky and cannot be coughed out to form sputum scabs, the risk of asphyxia occurs; when the patient does not need to talk, the tracheostomy tube needs to be pulled out manually so as to be convenient for the patient to breathe, so that the frequent plugging and pulling of the tracheostomy tube is inconvenient to operate and brings potential safety hazards to the patient.

Content of application

The application provides an auxiliary sound production valve can solve and need manual plug and pull out the tracheostomy tube among the prior art, awkward problem.

In order to solve the technical problem, the application adopts a technical scheme that: there is provided an auxiliary sound emitting valve including:

the body comprises a cover body, a seat body and a support, wherein the cover body and the seat body are assembled and connected to form an accommodating cavity, the support is accommodated in the accommodating cavity, an air inlet communicated with the atmosphere is formed in the cover body, an air vent communicated with the atmosphere is formed in the seat body, and an air passage respectively communicated with the air inlet and the air vent is formed in the support;

the valve body is arranged in the accommodating cavity, is sleeved on the periphery of the support and comprises a valve, and has a first state that the valve completely shields the air passage and a second state that the valve is exposed out of the air passage relative to the support; when the valve is switched from the first state to the second state, the air passage is respectively communicated with the air inlet hole and the vent hole.

According to a specific embodiment of the application, the valve body includes outer annular portion and motion portion, outer annular portion cover is located the periphery of support, the motion portion with the first end fixed connection of outer annular portion, and can for the first end motion of support is in order to shelter from completely or expose the air flue.

According to a specific embodiment of the present application, the moving portion has a slot, and a portion of the moving portion inside the slot constitutes the valve.

According to a specific embodiment of the present application, the second end of the outer ring portion is provided with a wrapping portion, and the wrapping portion wraps the second end edge portion of the bracket.

According to a specific embodiment of the application, the surface of support is provided with spacing arch, the internal surface of outer loop portion is provided with spacing recess, outer loop portion adaptation install in when on the support, spacing protruding adaptation install in spacing recess.

According to a specific embodiment of this application, supplementary phonation valve still includes the top cap, the top cap rotates the cover to be located on the support, seted up on the top cap with the through-hole that the inlet port is linked together.

According to a specific embodiment of this application, be provided with on the lid with the ventilation hole that the air vent is linked together, the top cap periphery is provided with the regulation hole that is linked together with the atmosphere, works as the top cap is relative when the lid rotates, the ventilation hole with the relative position of regulation hole changes in order to adjust the via the regulation hole gets into the air current size of ventilation hole.

According to a specific embodiment of this application, be provided with first air duct on the lid, the first end of first air duct with the inlet port is linked together, the second end of first air duct passes through-hole and atmosphere intercommunication.

According to a specific embodiment of this application, the pedestal includes second air duct and gas appearance chamber, the first end of second air duct is provided with the air vent, the second end of second air duct with the first end in gas appearance chamber is connected, lid assembly connection in the second end in gas appearance chamber.

According to a specific embodiment of this application, gas appearance chamber periphery is provided with third air duct and sealed lid, the first end of third air duct with gas appearance chamber intercommunication, the second end of third air duct with sealed lid can dismantle the connection.

The beneficial effect of this application is: be different from prior art's condition, the auxiliary sound valve that this application provided, form through lid and pedestal erection joint and accept the chamber, support and valve body holding are in acceping the intracavity, and through setting up the inlet port on the lid, the air vent on the pedestal, mutually supporting of air flue on the support and the valve on the valve body, can realize the lid, the intercommunication and the closing of gas circuit between support and the pedestal, convenience of customers switches between sound production and breathing, simple structure not only, convenient operation, can also reduce the potential safety hazard because of frequent plug autogenous cutting pipe causes.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the application, the drawings that are needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the application, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

FIG. 1 is a schematic perspective view of an auxiliary sound valve provided in an embodiment of the present application;

FIG. 2 is a schematic view of a first assembly structure of a valve and an outer ring portion of an auxiliary generation valve provided in an embodiment of the present application;

FIG. 3 is a schematic view of a second assembly structure of a valve and an outer ring part of the auxiliary generation valve provided by the embodiment of the present application;

FIG. 4 is an exploded view of a first mounting structure of an auxiliary sound producing valve provided in an embodiment of the present application;

FIG. 5 is a schematic view of an assembly structure of a valve body and a bracket of the auxiliary sound producing valve provided by the embodiment of the present application;

FIG. 6 is a schematic view of another assembly structure of a valve body and a bracket of the auxiliary sound-producing valve provided by the embodiment of the present application;

FIG. 7 is an exploded view of a second mounting structure of an auxiliary sound producing valve provided in an embodiment of the present application;

fig. 8 is a schematic view of an assembly mechanism of a cover body and a first air duct of the auxiliary acoustic valve provided in the embodiment of the present application.

Detailed Description

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, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any inventive step based on the embodiments in the present application, are within the scope of protection of the present application.

It should be noted that if directional indications (such as up, down, left, right, front, and back … …) are referred to in the embodiments of the present application, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present application, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present application.

Referring to fig. 1-8 together, the embodiment of the present application provides an auxiliary sound valve, which includes a body (not numbered in the drawings) and a valve body 40, wherein the body includes a cover 10, a base 20 and a bracket 30, the cover 10 and the base 20 are assembled and connected to form an accommodating cavity (not numbered in the drawings), the bracket 30 is accommodated in the accommodating cavity, an air inlet 11 communicated with the atmosphere is disposed on the cover 10, an air vent 21 communicated with the atmosphere is disposed on the base 20, and an air passage 31 respectively communicated with the air inlet 11 and the air vent 21 is disposed on the bracket 30;

the valve body 40 is arranged in the accommodating cavity, the valve body 40 is sleeved on the periphery of the support 30, the valve body 40 comprises a valve 46, and the valve body 40 has a first state that the valve 46 completely shields the air passage 31 and a second state that the valve 46 is exposed out of the air passage 31 relative to the support 30; when the valve 46 is switched from the first state to the second state, the air passage 31 is communicated with the air inlet hole 11 and the air vent hole 21, respectively.

Specifically, when the auxiliary sounding valve is used, an air cutting tube is inserted into the air tube of the neck of the user, a first end of the air cutting tube is inserted into the air tube of the user and a second end of the air cutting tube is connected with the vent hole 21 of the seat body 20, the air passage 31 of the support 30 is directly connected with the external atmosphere through the air inlet hole 11 on the cover body 10, and the valve 46 of the valve body 40 has an inner end surface facing the air tube of the user and an outer end surface facing the atmosphere. When a user needs to make a sound, the air pressure of the inner end face of the valve 46 is larger than that of the outer end face of the valve 46 through expiration, the valve 46 is in a first state of completely shielding the air inlet channel 31 under the action of the air pressure difference between the inner end face and the outer end face, at the moment, the valve 46 can block the communication between the vent hole 21 on the base body 20 and the air channel 31 on the support 30, the gas exhaled by the user is prevented from being exhausted outwards through the air channel 31 and the air inlet hole 11, and the gas exhaled by the user is directly exhausted outwards through the air pipe and made to make a sound under the action of a vocal cord; when a user needs to inhale, the air pressure of the inner end face of the valve 46 is smaller than the air pressure of the outer end face of the valve 46 through inhaling, the valve 46 is in a second state exposing the air passage 31 under the action of the air pressure difference of the inner end face and the outer end face, at the moment, the valve 46 exposes the air passage 31, and the air in the atmosphere sequentially enters the air pipe of the user through the air inlet hole 11 on the cover body 10, the air passage 31 on the support 30 and the vent hole 21 on the base body 20, so that the user can directly inhale through the air inlet hole 11.

Further, in this embodiment, the valve body 40 includes an outer ring portion 41 and a moving portion 42, the outer ring portion 41 is sleeved on the outer periphery of the bracket 30, and the moving portion 42 is fixedly connected to the first end of the outer ring portion 41 and can move relative to the first end of the bracket 30 to completely shield or expose the air duct 31.

Further, in the present embodiment, the valve 46 has a uniform thickness and a regular circular cross section, and the moving portion 42 has a slot, and the portion of the moving portion 42 in the slot constitutes the valve 46.

Further, as shown in fig. 2, in an embodiment of the present application, the valve 46 has a uniform thickness and a regular circular cross section, the outer ring portion 41 is fixedly connected to the valve 46, and a connection point of the outer ring portion 41 and the valve 46 coincides with a center (i.e., a cross-sectional center) of the valve 46 (denoted as scene 1), when an external air pressure difference acts on a circumferential edge portion (a distal end point) of the valve 46 that is farther from the connection point, a moment of the valve 46 is L1 (i.e., a distance between the distal end point and the connection point, which is equal to a cross-sectional circle radius of the valve 46), and at this time, the circumferential edge portion of the valve 46 is turned over under the action of the air pressure difference so that the valve 46 is in the second state of exposing the airway 31.

In another embodiment of the present application, as shown in fig. 3, one end of the outer ring portion 41 is fixedly connected to the valve 46, and the outer ring portion 41 is eccentrically disposed with respect to the valve 46, that is, when a connection point of the outer ring portion 41 and the valve 46 does not coincide with a central point (i.e., a cross-sectional circle center) of the valve 46 (denoted as scene 2), when a circumferential edge portion (a distal end point) of the valve 46, which is farther from the connection point, is subjected to an external air pressure difference, a moment of the valve 46 is denoted as L2 (i.e., a distance between the distal end point and the connection point, which is greater than a cross-sectional circle radius of the valve 46). Obviously, when the atmospheric pressure is constant at the outer end face of the valve 46, since the connection point of the outer ring portion 41 and the valve 46 in the scene 2 does not coincide with the central point of the valve 46, and the moment L2 in the scene 2 is greater than the moment L1 in the scene 1, at this time, in order to make the distal end point of the valve 46 generate the same elastic deformation offset distance in the scenes 1 and 2 relative to the stent 30, the user in the scene 2 can complete the state transition of the valve 46 with less effort than the user in the scene 1, so that the user in the scene 2 can more sensitively and laborsavingly realize the transition of the valve 46 between the first state and the second state, which is more beneficial for the user with the lung disease.

Specifically, in an application scenario, as shown in fig. 4, fig. 4 is an exploded schematic view of a first assembly structure of the auxiliary sound valve provided in the embodiment of the present application, a vent hole 21 of a seat body 20 is communicated with an autogenous cutting pipe, when a user needs to inhale, the air pressure in the seat body 20 is reduced by the inhaling action, so that a significant pressure difference is formed between the inside of the seat body 20 and the atmospheric pressure, the air in the atmospheric pressure can flow to the valve 46 through the air inlet 11 on the cover body 10 and the air passage 31 on the support 30 under the action of the pressure difference, meanwhile, the valve 46 is turned over towards the seat body 20 under the action of pressure difference and exposes the air passage 31 on the support 30, an air passage channel allowing air to circulate can be formed among the cover body 10, the support 30 and the seat body 20, and air in the atmosphere can enter the air cutting pipe through the air inlet 11 on the cover body 10, the air passage 31 on the support 30 and the vent 21 on the seat body 20 in sequence to supply air to a user; when a user needs to make a sound, the gas generated by the exhalation flows into the seat body 20, the valve 46 continuously closes the air passage 31 on the support 30 under the action of the exhalation air flow, at this time, the gas in the chest cavity cannot leak outwards from the air passage 31 on the support 30 and the air inlet hole 11 on the cover body 10, but is exhaled outwards through the vocal cords, so that the user can make a sound continuously.

In an embodiment of the present application, the second end of the outer ring portion 41 is further provided with a wrapping portion 43, and the wrapping portion 43 wraps the second end edge portion of the bracket 30. Specifically, the support 30 is a regular cylinder, the outer ring portion 41 and the moving portion 42 of the valve body 40 are integrally formed and form a mounting cavity (not numbered) for accommodating the support 30 together, and the support 30 is accommodated in the mounting cavity and is tightly matched and connected with the mounting cavity; the holder 30 is installed in the cover 10. The moving part 42 and a valve 46 arranged on the moving part 42 are regular circular plate members, the valve 46, the moving part 42 and the support 30 are coaxially arranged, wherein a ring of annular wrapping parts 43 are arranged at the second end edge of the outer ring part 41, when the support 30 is arranged in the installation cavity of the valve body 40, the wrapping parts 43 wrap the second end edge part of the support 30, and the outer ring part 41, the moving part 42 and the wrapping parts 43 can stably limit the support 30 in the installation cavity.

Optionally, the air duct 31 is one or more through holes disposed on the support 30, one end of the air duct 31 is communicated with the air inlet hole 11 on the cover 10, the other end of the air duct 31 corresponds to the valve 46, and when the valve 46 is in the second state, the other end of the air duct 31 is communicated with the vent hole 21 on the seat 20.

Alternatively, the valve body 40 may be an integrally formed elastic plastic member, and the moving portion 42 and the wrapping portion 43 may be made of an elastic flexible material, such as silicone rubber, etc.

In another embodiment of the present application, a mounting block 22 is disposed on a side of the seat 20 adjacent to the bracket 30, a mounting groove 12 corresponding to the mounting block 22 is disposed on the cover 10, and the cover 10 and the seat 20 are tightly fitted and connected with the mounting groove 12 through the mounting block 22.

Specifically, the mounting block 22 is convexly disposed on an inner wall of one end of the seat body 20 close to the bracket 30, and the mounting block 22 includes a main body 221 and a protruding portion 222 formed by extending the main body 221 in a direction away from one side of the bracket 30; mounting groove 12 sets up in the one side that is close to pedestal 20 on support 30, mounting groove 12 includes installation department 121 and the depressed part 122 that is linked together with installation department 121, installation department 121 diapire surface is inside sunken to form depressed part 122, installation department 121 corresponds with main part 221, when lid 10 is connected with pedestal 20 tight fit, main part 221 assembles on installation department 121, protruding portion 222 supports tight depressed part 122, through this kind of mode, can be so that the fixed joint of installation piece 22 is in mounting groove 12, make support 30 and pedestal 20's position relatively fixed.

According to a specific embodiment of the present application, the outer surface of the support 30 is provided with the limiting protrusion 34, the inner surface of the outer ring portion 41 is provided with the limiting groove 415, when the outer ring portion 41 is fittingly installed on the support 30, the limiting protrusion 34 is fittingly installed in the limiting groove 415, so that the position of the support 30 relative to the outer ring portion 41 is relatively fixed, and the influence on the state of the valve 46 due to the rotation of the support 30 relative to the valve body 40 and the influence on the sealing or ventilation performance of the valve 46 to the airway 31 are avoided.

In another embodiment of the present application, the auxiliary sound valve further includes a top cover 50, the top cover 50 is rotatably sleeved on the cover body 10, and the top cover 50 is provided with a through hole 51 communicated with the air inlet 11.

Furthermore, the cover 10 is provided with a vent hole 13 communicated with the vent hole 21, the periphery of the top cover 50 is provided with an adjusting hole 52 communicated with the atmosphere, and when the top cover 50 rotates relative to the cover 10, the relative positions of the vent hole 13 and the adjusting hole 52 are changed to adjust the size of the air flow entering the vent hole 13 through the adjusting hole 52.

Specifically, the atmospheric gas can enter the air pipe through the adjusting hole 52, the vent hole 23 and the vent hole 31 in sequence, so that the flow of the external gas entering the air pipe through the auxiliary sounding valve can be adjusted by adjusting the relative position of the vent hole 23 and the adjusting hole 52.

Further, the adjustment hole 52 includes a plurality of through holes having different cross-sectional areas and sizes formed in the outer periphery of the top cover 50.

Further, the adjustment hole 52 includes a plurality of through holes whose cross-sectional areas become larger or smaller in order, one end of the adjustment hole 52 communicates with the atmosphere, and the other end of the adjustment hole 52 communicates with the ventilation hole 13 of the lid body 10.

Further, the vent hole 13 is a through hole formed in the outer periphery of the top cover 50, optionally, the vent hole 13 is a fan-shaped annular through hole, the outer side surface of the fan-shaped annular vent hole 13 is disposed opposite to the adjusting hole 52, the inner side surface of the fan-shaped annular vent hole 13 is communicated with the vent hole 21, wherein the surface area of the outer side surface of the fan-shaped annular vent hole 13 is larger than the surface area of the inner side surface of the fan-shaped annular vent hole 13.

In another embodiment of the present application, as shown in fig. 7, fig. 7 is an exploded view of a second assembly structure of the auxiliary sound-generating valve provided in the embodiment of the present application; the cover body 10 is provided with a first air duct 15, a first end of the first air duct 15 is communicated with the air inlet 11, and a second end of the first air duct 15 passes through the through hole 51 to be communicated with the atmosphere.

In another embodiment of the present application, the seat body 20 further includes a second air duct 24 and an air accommodating chamber 25, a first end of the second air duct 24 is provided with the vent hole 21, a second end of the second air duct 24 is connected with a first end of the air accommodating chamber 25, and the cover body 10 is assembled and connected with a second end of the air accommodating chamber 25.

Further, the first end of the second air duct 24 may be connected to a connector (not shown) for assembling and connecting the air vent 21 with an airlock tube or other external ventilation equipment. Wherein, the external ventilation equipment can be a breathing machine, an anesthesia machine and the like.

In another embodiment of the present application, a third air duct 26 is disposed at the periphery of the air chamber 25, a first end of the third air duct 26 is communicated with the air chamber 25, and a second end of the third air duct 26 is used for being assembled and connected with an airlock pipe or other external ventilation equipment. Wherein, the external ventilation equipment can be a breathing machine, an anesthesia machine and the like.

Furthermore, the periphery of the air chamber 25 is further provided with a sealing cover 27, the sealing cover 27 is detachably connected with the third air duct 26, and the outer side surface of the sealing cover 27 is further provided with a retaining ring 28 for mounting or dismounting the sealing cover 27.

Further, in the present application, the first end of the second airway tube 24 and the second end of the third airway tube 26 are each connected to a different external ventilator.

The auxiliary sounding valve provided by the embodiment of the application can realize the communication and the closing of the air passages between the cover body 10 and the support 30 and the seat body 20 through the mutual matching of the air inlet hole 11 arranged on the cover body 10, the air vent 21 arranged on the seat body 20, the air passage 31 arranged on the support 30 and the valve 46 arranged on the valve body 40, and is convenient for users to switch between sounding and breathing, simple in structure and convenient to operate, and can also reduce the potential safety hazard caused by frequent plugging and unplugging of the autogenous cutting pipe.

The above embodiments are merely examples and are not intended to limit the scope of the present disclosure, and all modifications, equivalents, and flow charts using the contents of the specification and drawings of the present disclosure or those directly or indirectly applied to other related technical fields are intended to be included in the scope of the present disclosure.

Claims

1. A supplementary sounding valve, comprising:

2. The auxiliary sounding valve according to claim 1, wherein the valve body comprises an outer ring portion and a moving portion, the outer ring portion is sleeved on the outer periphery of the support, and the moving portion is fixedly connected with the first end of the outer ring portion and can move relative to the first end of the support to completely shield or expose the air passage.

3. The auxiliary sound valve as claimed in claim 2, wherein the moving portion has a slot formed therein, and a portion of the moving portion within the slot constitutes the valve.

4. The auxiliary sound emitting valve according to claim 2, wherein the second end of the outer ring portion is provided with a wrapping portion that wraps a second end edge portion of the bracket.

5. The auxiliary sound production valve according to claim 2, wherein the outer surface of the support is provided with a limiting protrusion, the inner surface of the outer ring part is provided with a limiting groove, and when the outer ring part is mounted on the support in an adaptive manner, the limiting protrusion is mounted in the limiting groove in an adaptive manner.

6. The auxiliary sound valve as claimed in claim 1, further comprising a top cover, wherein the top cover is rotatably sleeved on the bracket, and the top cover is provided with a through hole communicated with the air inlet.

7. The auxiliary sound valve as claimed in claim 6, wherein the cover body is provided with a vent hole communicated with the vent hole, the top cover is provided at an outer periphery thereof with an adjusting hole communicated with the atmosphere, and when the top cover rotates relative to the cover body, a relative position of the vent hole and the adjusting hole is changed to adjust an air flow entering the vent hole through the adjusting hole.

8. The auxiliary sounding valve according to claim 6, wherein the cover body is provided with a first air duct, a first end of the first air duct is communicated with the air inlet hole, and a second end of the first air duct passes through the through hole and is communicated with the atmosphere.

9. The auxiliary sounding valve according to claim 1, wherein the seat body comprises a second air duct and an air cavity, the air hole is disposed at a first end of the second air duct, a second end of the second air duct is connected to a first end of the air cavity, and the cover body is assembled to the second end of the air cavity.

10. The auxiliary sounding valve according to claim 9, wherein a third air duct and a sealing cover are disposed on the periphery of the air cavity, a first end of the third air duct is communicated with the air cavity, and a second end of the third air duct is detachably connected with the sealing cover.