CN219231098U

CN219231098U - Breathing mask

Info

Publication number: CN219231098U
Application number: CN202223500700.6U
Authority: CN
Inventors: 王萌萌; 高淑英
Original assignee: Changping District Integrated Traditional And Western Medicine Hospital Of Beijing
Current assignee: Changping District Integrated Traditional And Western Medicine Hospital Of Beijing
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-06-23
Anticipated expiration: 2032-12-27

Abstract

The embodiment of the utility model discloses a breathing mask, which comprises a mask body, an air inlet module, an air outlet module and a pressure regulating module, wherein the air inlet module is communicated with a mask cavity through a first opening, the air outlet module is communicated with the mask cavity through a second opening, one end of the pressure regulating module is communicated with the mask cavity through a third opening, and the other end of the pressure regulating module is communicated with the air inlet module.

Description

Breathing mask

Technical Field

The utility model relates to the technical field of medical treatment, in particular to a breathing mask.

Background

Respiratory masks are devices that transfer oxygen from a reservoir to the lungs of a person. The oxygen mask is mainly used for being connected with breathing equipment in clinical medicine, and is used for delivering oxygen to patients and plays an important role in assisting in treating diseases. The carbon dioxide of the existing mask can not be discharged out of the mask in time, so that the breathing difficulty and the carbon dioxide retention of a patient are caused, and further, the pulmonary artery small blood vessel is contracted, so that the pulmonary circulation resistance is increased, the pulmonary artery high pressure is caused, and the right heart burden is increased.

Disclosure of Invention

The utility model aims to provide a breathing mask, and aims to solve the problems that the carbon dioxide of the existing mask cannot be discharged out of the mask in time, so that the breathing difficulty and the carbon dioxide retention of a patient are caused, and further, pulmonary artery small blood vessels are contracted, the pulmonary circulation resistance is increased, and the pulmonary artery high pressure and the right heart burden are increased.

In order to solve the technical problems, the utility model provides a breathing mask, which comprises a mask body, an air inlet module, an air outlet module and a pressure regulating module, wherein the mask body is provided with a mask cavity, a first opening, a second opening and a third opening which are communicated with the mask cavity, the air inlet module is communicated with the mask cavity through the first opening, the air outlet module is communicated with the mask cavity through the second opening, one end of the pressure regulating module is communicated with the mask cavity through the third opening, and the other end of the pressure regulating module is communicated with the air inlet module;

the exhaust module comprises an exhaust joint, a one-way valve, an exhaust pipe and a negative pressure mechanism, wherein the exhaust joint penetrates through the second opening to be connected with the cover body and is communicated with the one-way valve, one end of the exhaust pipe is communicated with the one-way valve, the other end of the exhaust pipe is communicated with the negative pressure mechanism, and carbon dioxide can sequentially pass through the exhaust joint, the one-way valve and the exhaust pipe to be sucked out by the negative pressure mechanism.

In one embodiment, the first opening, the second opening and the third opening are circumferentially spaced apart from each other in the cover body, and the second opening is disposed on one side of the cover body attached to the face.

In one embodiment, the pressure regulating module comprises a pressure regulating joint, a barometer, a pressure regulating valve, a pressure regulating pipe and an oxygen reservoir, wherein the pressure regulating joint penetrates through the third opening and is connected with the cover body, one end of the pressure regulating pipe is connected with the pressure regulating joint, the other end of the pressure regulating pipe is connected with the oxygen reservoir, the barometer and the pressure regulating valve are both arranged on the pressure regulating pipe, the barometer is closer to the cover body relative to the pressure regulating valve, and the oxygen reservoir is communicated with the air inlet module.

In one embodiment, the air inlet module comprises an oxygen source, an oxygen delivery pipe and an oxygen delivery joint, wherein the oxygen delivery joint is arranged in the cover cavity, one end of the oxygen delivery pipe penetrates through the first opening to be communicated with the oxygen delivery joint, and the other end of the oxygen delivery pipe is communicated with the oxygen source.

In one embodiment, the respiratory mask further comprises an oxygen inlet tube and a three-way connector, the three-way connector comprises an inlet end, a first outlet end and a second outlet end, the inlet end is communicated with the oxygen source so as to be capable of providing oxygen to the inlet end through the oxygen source, the first outlet end is communicated with the first opening through the oxygen delivery tube, and the second outlet end is communicated with the oxygen reservoir through the oxygen inlet tube.

In one embodiment, the oxygen reservoir is an air bag.

In one embodiment, the check valve comprises a valve body, a valve core and an elastic piece, wherein a valve cavity is arranged in the valve body, the valve core and the elastic piece are both arranged in the valve cavity, the valve body is further provided with a first connecting channel and a second connecting channel which are communicated with the valve cavity, the first connecting channel and the valve core are coaxially arranged, one end of the valve core is connected with the exhaust joint through the first connecting channel, the other end of the valve core is abutted to the elastic piece, and the negative pressure device can work to drive the valve core to slide along the extending direction of the valve cavity so as to enable the first connecting channel and the second connecting channel to be communicated.

In one embodiment, the cover body further comprises a plurality of fastening strips, and each fastening strip is distributed at intervals in the circumferential direction of the cover body.

In one embodiment, two fastening belts are arranged symmetrically on two sides of the cover body.

In one embodiment, the cover body further comprises a face support, the face support being connected to the cover body.

The embodiment of the utility model has the following beneficial effects:

the breathing mask comprises the exhaust connector, the one-way valve, the exhaust pipe and the negative pressure mechanism, wherein the exhaust connector is communicated with the one-way valve, one end of the exhaust pipe is communicated with the one-way valve, the other end of the exhaust pipe is communicated with the negative pressure mechanism, carbon dioxide can sequentially pass through the exhaust connector, the one-way valve and the exhaust pipe to be sucked out by the negative pressure mechanism, the one-way valve is arranged between the exhaust connector and the exhaust pipe, so that gas in the breathing mask can only flow unidirectionally, the negative pressure is generated through the negative pressure mechanism, the one-way valve is further opened, and the carbon dioxide in the breathing mask is taken away, so that the oxygen in the breathing mask is ensured to be sufficient, the breathing of a patient is smooth, and the pulmonary and cardiac burden is reduced.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

FIG. 1 is a schematic view of a respiratory mask in one embodiment.

Reference numerals: 100. a cover body; 110. a housing cavity; 200. an air inlet module; 210. an oxygen source; 220. an oxygen therapy tube; 230. an oxygen delivery joint; 300. an exhaust module; 310. an exhaust joint; 320. a one-way valve; 330. an exhaust pipe; 340. a negative pressure mechanism; 400. a pressure regulating module; 410. a pressure regulating joint; 420. an air pressure gauge; 430. a pressure regulating valve; 440. a pressure regulating tube; 450. an oxygen reservoir; 500. an oxygen inlet pipe; 600. a three-way connector; 700. a fastening strap; 800. a surface bracket.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are correspondingly changed.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Most of the current products can realize control of oxygen supply flow, but can not effectively help patients realize carbon dioxide discharge. Referring to fig. 1, the respiratory mask of an embodiment includes a mask body 100, an air intake module 200, an air exhaust module 300 and a voltage regulating module 400, wherein the mask body 100 is formed with a mask cavity 110, and a first opening, a second opening and a third opening which are communicated with the mask cavity 110, the air intake module 200 is communicated with the mask cavity 110 through the first opening, the air exhaust module 300 is communicated with the mask cavity 110 through the second opening, one end of the voltage regulating module 400 is communicated with the mask cavity 110 through the third opening, and the other end is communicated with the air intake module 200, so as to connect the air intake module 200, the air exhaust module 300 and the voltage regulating module 400 with the mask body 100 through the first opening, the second opening and the third opening.

In this embodiment, the exhaust module 300 includes an exhaust connector 310, a check valve 320, an exhaust pipe 330 and a negative pressure mechanism 340, wherein the exhaust connector 310 is connected with the cover body 100 through the second opening and is communicated with the check valve 320, one end of the exhaust pipe 330 is communicated with the check valve 320, the other end is communicated with the negative pressure mechanism 340, and carbon dioxide can pass through the exhaust connector 310, the check valve 320 and the exhaust pipe 330 in sequence to be sucked out by the negative pressure mechanism 340.

It can be appreciated that, since the exhaust module 300 includes the exhaust connector 310, the check valve 320, the exhaust pipe 330 and the negative pressure mechanism 340, the exhaust connector 310 is communicated with the check valve 320, one end of the exhaust pipe 330 is communicated with the check valve 320, the other end is communicated with the negative pressure mechanism 340, carbon dioxide can sequentially pass through the exhaust connector 310, the check valve 320 and the exhaust pipe 330 to be sucked out by the negative pressure mechanism 340, and the check valve 320 is arranged between the exhaust connector 310 and the exhaust pipe 330, so that gas in the breathing mask can only flow unidirectionally, negative pressure is generated through the negative pressure mechanism 340, the check valve 320 is opened, carbon dioxide in the breathing mask is taken away, sufficient oxygen in the breathing mask is ensured, the patient breathes smoothly, and pulmonary and cardiac burden is reduced.

In an embodiment, referring to fig. 1, the first opening, the second opening and the third opening are circumferentially spaced apart on the mask body 100, the second opening is disposed on one side of the mask body 100 where the mask is close to the face, and the second opening is disposed along one side of the mask body 100 where the mask is close to the face, so that the negative pressure mechanism 340 works to take away the carbon dioxide in the mask, thereby further ensuring sufficient oxygen in the mask to make the patient breathe smoothly.

In an embodiment, referring to fig. 1, the pressure regulating module 400 includes a pressure regulating connector 410, a barometer 420, a pressure regulating valve 430, a pressure regulating tube 440 and an oxygen reservoir 450, wherein the pressure regulating connector 410 is connected to the cover body 100 through a third opening, one end of the pressure regulating tube 440 is connected to the pressure regulating connector 410, the other end is connected to the oxygen reservoir 450, the barometer 420 and the pressure regulating valve 430 are both disposed on the pressure regulating tube 440, the barometer 420 is disposed closer to the cover body 100 than the pressure regulating valve 430, and the oxygen reservoir 450 is in communication with the air inlet module 200.

It will be appreciated that when the pressure of the gas in the breathing mask is less than atmospheric pressure, the pressure regulating valve 430 is rotated to deliver oxygen in the oxygen reservoir 450 into the mask cavity 110, and when the pressure of the gas in the breathing mask is greater than atmospheric pressure, the gas in the breathing mask flows out through the gap between the breathing mask and the face to regulate the pressure of the gas in the breathing mask, thereby ensuring that the pressure in the breathing mask remains balanced with the pressure of the surrounding environment.

Specifically, the air intake module 200 includes an oxygen source 210, an oxygen delivery tube 220, and an oxygen delivery connector 230, the oxygen delivery connector 230 is disposed in the mask cavity 110, one end of the oxygen delivery tube 220 passes through the first opening to communicate with the oxygen delivery connector 230, and the other end communicates with the oxygen source 210 to provide oxygen to the breathing mask through the oxygen source 210. Preferably, the flow rate of the oxygen source 210 is between 3L/min and 5L/min, so as to ensure the stable oxygen delivery. In this embodiment, the flow rate of the oxygen source 210 may be selected to be 3L/min, 4L/min, or 5L/min.

Further, the respiratory mask further comprises an oxygen inlet pipe 500 and a three-way connector 600, wherein the three-way connector 600 comprises an inlet end, a first outlet end and a second outlet end, the inlet end is communicated with the oxygen source 210 so as to be capable of providing oxygen to the inlet end through the oxygen source 210, the first outlet end is communicated with the first opening through the oxygen therapy pipe 220, and the second outlet end is communicated with the oxygen reservoir 450 through the oxygen inlet pipe 500 so as to supply oxygen to the oxygen reservoir 450 through the oxygen source 210.

In one embodiment, referring to fig. 1, the oxygen reservoir 450 is an air bag, and the oxygen content in the air bag can be visually seen through the deformation of the air bag, so that the air bag is convenient for medical staff to use. Specifically, when the airbag is full, the oxygen from the oxygen source 210 enters the respiratory mask due to the high pressure in the airbag.

In an embodiment, referring to fig. 1, the check valve 320 includes a valve body, a valve core and an elastic member, wherein a valve cavity is disposed in the valve body, the valve core and the elastic member are both installed in the valve cavity, the valve body is further provided with a first connecting channel and a second connecting channel which are communicated with the valve cavity, the first connecting channel is coaxially disposed with the valve core, one end of the valve core is connected with the exhaust connector 310 through the first connecting channel, the other end of the valve core is abutted against the elastic member, and the negative pressure device can drive the valve core to slide along the extending direction of the valve cavity so as to enable the first connecting channel and the second connecting channel to be communicated.

It can be understood that the check valve 320 is opened by the negative pressure device, and the carbon dioxide in the breathing mask is discharged out of the breathing mask by the negative pressure generated by the negative pressure device, so that the oxygen content in the breathing mask is ensured to be sufficient, and in a free state, the elastic element can push the valve core to reset, so that the first connecting channel and the second connecting channel are disconnected.

Specifically, be provided with spout and ventilation groove in the valve body, the ventilation groove sets up between first connecting channel and spout, and the ventilation groove intercommunication first connecting channel with the second connecting channel, the spout extends along the axial direction of valve body, and the negative pressure device work can drive the cell wall of case along the spout and slide to make first connecting channel and ventilation groove intercommunication.

In one embodiment, referring to fig. 1, the mask body 100 further includes a plurality of fastening bands 700, and each fastening band 700 is circumferentially spaced apart around the mask body 100 to enable the breathing mask to be worn on the face of a patient.

Specifically, the fastening bands 700 are provided in two and symmetrically disposed on both sides of the mask body 100, so that it is further convenient for the medical staff to wear the breathing mask on the face of the patient.

In one embodiment, referring to fig. 1, the mask body 100 further includes a face support 800, the face support 800 being coupled to the mask body 100 for supporting between the patient's face and the mask body 100 via the face support 800 when the patient wears the respiratory mask.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims

1. A respiratory mask, comprising: the device comprises a cover body, an air inlet module, an air outlet module and a pressure regulating module, wherein the cover body is provided with a cover cavity, a first opening, a second opening and a third opening, the first opening, the second opening and the third opening are communicated with the cover cavity, the air inlet module is communicated with the cover cavity through the first opening, the air outlet module is communicated with the cover cavity through the second opening, one end of the pressure regulating module is communicated with the cover cavity through the third opening, and the other end of the pressure regulating module is communicated with the air inlet module;

2. The respiratory mask of claim 1 wherein the one opening, the second opening and the third opening are circumferentially spaced apart in the mask body, the second opening being disposed on a side of the mask body facing the face.

3. The respiratory mask of claim 1 wherein the pressure regulating module comprises a pressure regulating connector, a barometer, a pressure regulating valve, a pressure regulating tube and an oxygen reservoir, wherein the pressure regulating connector is connected with the mask body through the third opening, one end of the pressure regulating tube is connected with the pressure regulating connector, the other end is connected with the oxygen reservoir, the barometer and the pressure regulating valve are both arranged on the pressure regulating tube, the barometer is arranged closer to the mask body than the pressure regulating valve, and the oxygen reservoir is communicated with the air inlet module.

4. The respiratory mask of claim 3 wherein the air intake module comprises an oxygen source, an oxygen therapy tube and an oxygen therapy connector, the oxygen therapy connector being disposed within the mask cavity, one end of the oxygen therapy tube being in communication with the oxygen therapy connector through the first opening, the other end being in communication with the oxygen source.

5. The respiratory mask of claim 4 further comprising an oxygen inlet tube and a three-way connector, the three-way connector comprising an inlet end, a first outlet end and a second outlet end, the inlet end in communication with the oxygen source to enable oxygen to be provided to the inlet end by the oxygen source, the first outlet end in communication with the first opening through the oxygen therapy tube, and the second outlet end in communication with the oxygen reservoir through the oxygen inlet tube.

6. A respiratory mask as claimed in claim 3 wherein the oxygen reservoir is an air bag.

7. The respiratory mask according to claim 1, wherein the one-way valve comprises a valve body, a valve core and an elastic piece, a valve cavity is arranged in the valve body, the valve core and the elastic piece are both arranged in the valve cavity, the valve body is further provided with a first connecting channel and a second connecting channel which are communicated with the valve cavity, the first connecting channel is coaxially arranged with the valve core, one end of the valve core is connected with the exhaust joint through the first connecting channel, the other end of the valve core is abutted against the elastic piece, and the negative pressure mechanism is operated to drive the valve core to slide along the extending direction of the valve cavity so as to enable the first connecting channel and the second connecting channel to be communicated.

8. The respiratory mask of claim 1 wherein the mask body further comprises a plurality of fastening straps, each fastening strap being circumferentially spaced apart about the mask body.

9. The respiratory mask of claim 8 wherein the fastening straps are provided in two and symmetrically disposed on either side of the mask body.

10. The respiratory mask of claim 1 wherein the mask body further comprises a face support, the face support being coupled to the mask body.