CN213370135U

CN213370135U - Attaching part for checking tightness of breathing mask and breathing mask

Info

Publication number: CN213370135U
Application number: CN202020913834.2U
Authority: CN
Inventors: 霍光研; 战艳; 梁宇楠
Original assignee: Xuanwu Hospital
Current assignee: Xuanwu Hospital
Priority date: 2020-05-26
Filing date: 2020-05-26
Publication date: 2021-06-08
Anticipated expiration: 2030-05-26

Abstract

The utility model relates to a respirator is attachment part for conformity degree inspection, laminate in the nasal region and the oral area region of wearer, with can with the nasal region and the oral area region of wearer form relatively airtight respiratory cavity, respirator includes the passageway of ventilating, the second end of passageway of ventilating according to can with the mode that the exhalation gas of respiratory cavity in the respirator introduced in it set up in respirator, the first end detachably of passageway of ventilating is connected to can be based on the attachment part of atmospheric pressure sound production. The utility model discloses be particularly useful for medical personnel and selectively can be used for children.

Description

Attaching part for checking tightness of breathing mask and breathing mask

Technical Field

The utility model relates to a children use protective apparatus, especially relate to a respirator is close degree inspection with attaching part and respirator.

Background

The breathing mask is a common medical appliance or a protective appliance, can effectively isolate viruses and the like from invading a human body, effectively prevents the propagation of respiratory infectious diseases, and plays an unthinkable role in the prevention and treatment process of novel coronavirus. It is necessary to wear the breathing mask correctly, which is necessary to ensure that the tightness of the breathing mask meets the protection requirements. The wearing error causes the sealing effect to be poor, and the virus invasion is easily caused, especially in the isolation area where the medical staff is located. Therefore, after the respirator is worn, the sealing effect needs to be checked as necessary to reduce the infection rate as much as possible. However, children often refuse to wear masks, especially in restaurant dining or hospital settings, where it is more difficult for them to comply with the parents or caregivers' instructions due to anxiety. The rate of failure of a child to properly wear a mask is significantly higher than that of an adult. Therefore, how to let children actively wear the mask and actively cooperate with the mask to check the tightness is a technical problem which exists all the time.

For example, chinese patent publication No. CN106376993B discloses a whistle type mask, which includes a body and a whistle type breather valve, the whistle type breather valve is located on the body, and the whistle type breather valve includes a valve and a breather valve housing. The whistle type mask adopting the structure is combined with the whistle through the breather valve, so that a high-quality breathing protection mode is provided for a specific industry needing whistle commanding, and a breathing protection system is perfected.

However, the mask mainly aims to meet the whistle blowing requirements of specific industries, and solves the technical problem of how to blow the whistle when workers in the traffic industry wear the mask in haze days, but cannot solve the technical problem of how to check the tightness.

Furthermore, on the one hand, due to the differences in understanding to the person skilled in the art; on the other hand, since the inventor studied a lot of documents and patents when making the present invention, but the space did not list all details and contents in detail, however, this is by no means the present invention does not possess these prior art features, but on the contrary the present invention has possessed all features of the prior art, and the applicant reserves the right to increase the related prior art in the background art.

SUMMERY OF THE UTILITY MODEL

To the deficiency of the prior art, the utility model provides a respirator laminates in the nasal region and the oral area region of the wearer, with can with the nasal region and the oral area region of the wearer form relatively airtight breathing cavity, respirator includes the passageway of ventilating, the second end of the passageway of ventilating according to can with the mode that the exhalation gas of the breathing cavity in the respirator introduced in it set up in respirator, the first end detachably of the passageway of ventilating is connected to the attachment part that can be based on the atmospheric pressure sound production. If the wearer is not wearing correctly and the respirator is not sealed tightly, the exhaled air, being non-resistant, will exit the seal loosely and not enter the ventilation channel or only a small amount of air, without causing the diaphragm in the attachment part to vibrate under the influence of the air pressure. The utility model discloses when using, extract the stopcock on the passageway of ventilating, will attach the part and communicate to the passageway of ventilating, then wear respirator, the person of wearing begins to carry out the gas tightness inspection, if attach the part and make a sound, then can judge that the gas tightness is qualified, wear the correctness, and if attach the part and do not make a sound, then can judge that the gas tightness is unqualified, wear the error and will adjust respirator. The utility model discloses be particularly useful for medical personnel and selectively can be used for children. Because only in the case of proper wearing, the child can make a pleasant sound by exhaling forcefully, the willingness of the child to wear the child actively and match with the seal inspection is obviously and effectively enhanced. In particular, if the seal is not good, it is difficult to make a sound of correct sound, so it is easier to guide the child to check the wearing condition by himself.

According to a preferred embodiment, the ventilation channel has at least two of said second ends, so that the ventilation channel is able to introduce the exhaled gas of the breathing chamber into the attachment part in a volumetric manner.

According to a preferred embodiment, the breathing chamber is located substantially in the central region of the breathing mask, so that the accessory component can be detachably connected with the first end of the ventilation channel with its mounting axis extending through the breathing chamber.

According to a preferred embodiment, the vent channel comprises a main channel and at least two secondary channels communicating with each other, the communication of the at least two secondary channels with the main channel being located at the lower side of the mouth region.

According to a preferred embodiment, the breathing chamber protrudes out of the body of the breathing mask in a shape that conforms to the nasal and oral regions.

According to a preferred embodiment, the vent channel comprises a plug detachably connectable thereto.

According to a preferred embodiment, the breathing mask has a harness for relatively securing it to the face of the wearer.

According to a preferred embodiment, the utility model discloses an attaching part is used in inspection of respirator closure can sound under the condition that reaches its design pressure through its gaseous pressure, attaching part can be connected with the first end detachably of ventilation channel, the second end of ventilation channel according to can with the mode that the exhaling gas of the respiratory cavity in the respirator introduced in it set up in respirator.

According to a preferred embodiment, the accessory part is detachably connected to the first end of the ventilation channel with its mounting axis extending through the breathing chamber.

According to a preferred embodiment, the accessory part has a housing designed in a cartoon shape and/or an animal shape, wherein the diaphragms vibrating sound under the action of air pressure in the attachment part have different vibration characteristics from each other according to the respective cartoon shape, thereby causing different sound effects from each other. When a plurality of children in a hospital wear mutually different cartoon shapes, the mutually different sound effects are combined with the cartoon shapes, and the willingness of the children to actively wear the mask is effectively improved.

Drawings

Fig. 1 is a schematic view of a preferred respiratory mask provided by the present invention;

FIG. 2 is a schematic view of a preferred respiratory mask and attachment component provided by the present invention; and

fig. 3 is a schematic side view of a preferred respiratory mask according to the present invention.

List of reference numerals

100: breathing mask 100 c: pipe plug

200: attachment member 100 d: wearing rope

100 a: vent passage 100 a-1: main channel

100 b: breathing chamber 100 a-2: secondary channel

100 e: accommodating channel

Detailed Description

This is described in detail below with reference to fig. 1-2.

Example 1

The present embodiment provides a respiratory mask. As shown in fig. 1 or 2, the breathing mask 100 includes a wearing string 100d at both sides thereof. The harness 100d enables the respiratory mask 100 to be relatively secured to the face of the wearer. The respiratory mask 100 may be made of a highly elastic, flexible material that fits snugly around the mouth and nose, and is comfortable and durable. The respiratory mask 100 is manufactured using a manufacturing process having a rating of N95 and can be used to prevent the spread of infectious diseases.

The respiratory mask 100 is capable of forming a relatively air-tight breathing chamber 100b with the nasal and oral regions of the wearer. Relatively airtight means: the wearer exhales through the air holes in the body of the respirator, rather than from the non-fit between the respirator 100 and the facial skin, i.e.: there is no significant leak between the respiratory mask 100 and the facial skin.

In order to be able to check that there is not obvious gas leakage between respirator and the facial skin, the utility model discloses improved on current respirator's basis: as shown in fig. 2, the breathing mask 100 is provided with a ventilation passage 100a, and the outer wall of the ventilation passage 100a is hermetically connected to the breathing mask 100. For example, the ventilation channel 100a may be a hose, and the breathing mask 100 is provided with a receiving channel 100e for the hose to fit. After the hose 100a is placed in the receiving channel 100e, the hose is sealed in the receiving channel 100 e.

As shown in conjunction with fig. 1 and 2, the first end of the vent passage 100a is detachably connected to an attachment member 200 capable of generating sound based on air pressure. The second end of the ventilation channel 100a communicates to the breathing chamber 100b, and the ventilation channel 100a has less resistance compared to the chamber wall resistance of the breathing chamber 100b while the wearer exhales, so that the wearer's exhaled air will mostly enter the attachment component 200 through the ventilation channel 100 a. The vibrating body in the attachment member 200 vibrates and sounds by the action of the air pressure. If the wearer is not wearing correctly and the respirator is not sealed tightly, the exhaled air, being non-resistant, will exit the seal loosely and not enter the vent channel 100a or enter the vent channel 100a only a small amount, without causing the vibrating body in the attachment member 200 to vibrate under the influence of the air pressure. The utility model discloses when using, extract stopcock 100c on the ventilation passageway 100a, communicate attachment part 200 to ventilation passageway 100a, then wear respirator 100, the person of wearing begins to carry out the gas tightness inspection, if attachment part 200 makes a sound, then can judge that the gas tightness is qualified, wears the correctness, and if attachment part 200 does not make a sound, then can judge that the gas tightness is unqualified, wear the error and will adjust respirator. The utility model discloses be particularly useful for medical personnel, even increased the operation process of gas tightness inspection, nevertheless can provide powerful guarantee to medical personnel's personal safety, for medical personnel's driving protection navigation during the epidemic situation. The utility model discloses can also be used to children, children belong to the motile on the one hand, and respirator is sealed not tight easily, at this moment, can wear to attach part 200 always, and children breathing in-process can sound, is similar to the whistle of blowing, increases its enjoyment when wearing to let it be willing to wear respirator. The diaphragms in the attachment member, which vibrate and generate sound by the air pressure, are defined by patterns provided on respective surfaces of the attachment member so as to have different vibration characteristics from each other.

Preferably, based on the knowledge that the breathing gas is distributed within the breathing cavity, the gas will mostly be dispersed from both sides of the breathing cavity if the wearer is wearing correctly, and therefore the ventilation channel 100a has at least two second ends. That is, the ventilation channel 100a has two collection gas production ends capable of collecting gas from different locations, similar to "volumetric gas production", so that gas dispersed on both sides of the breathing cavity 100b enters the attachment member 200 through the ventilation channel 100 a. Preferably, the vent passage 100a includes a main passage 100a-1 and at least two sub-passages 100a-2 communicating with each other. As shown in fig. 2 or 3, the vent passage 100a includes a main passage 100a-1 and two sub-passages 100a-2 communicating with each other. The two secondary channels 100a-2 are arranged substantially in mirror image to accommodate the symmetrical arrangement of the nares. The primary channel 100a-1 is located on a centerline defined by the two secondary channels 100 a-2.

Preferably, the communication of the at least two sub-channels 100a-2 with the main channel 100a-1 is located at the lower side of the mouth region. At this time, mainly in order to ensure comfort in the mouth region, and at least two sub-passages 100a-2 are communicated with the main passage 100a-1 in such a manner as to bypass the mouth in many cases.

Preferably, the breathing chamber 100b is located approximately in the center region of the breathing mask 100, accommodating anatomy. Also, the attachment member 100 is detachably connected to the first end of the ventilation passage 100a with its attachment axis passing through the breathing chamber 100 b. Preferably, the mounting axis of the accessory part 100 coincides with the center line of the breathing chamber 100b when viewed in plan, in which case the accessory part 100 does not have a tendency to deflect relative to the breathing chamber 100b during the airtightness inspection.

Preferably, the breathing chamber 100b protrudes out of the body of the respirator in a shape that conforms to the nasal and oral regions. Typically, the breathing chamber 100b is generally "pear" shaped (not shown) or circular (as shown in fig. 2 or 3).

Preferably, vent passage 100a includes a plug 100c removably connectable thereto. The plug 100c is mainly used to communicate with the ventilation channel 100a after the airtightness test, and prevent external air from entering the respiratory cavity from the ventilation channel 100 a.

Example 2

This embodiment may be a further improvement and/or a supplement to embodiment 1, and repeated contents are not described again. The preferred embodiments of the present invention are described in whole and/or in part in the context of other embodiments, which can supplement the present embodiment, without resulting in conflict or inconsistency.

The present embodiment provides an attachment component for a respiratory mask inspection. The attachment member is capable of sounding when the pressure of the gas passing through it reaches its design pressure, for example the attachment member may be a whistle.

Preferably, the attachment member 200 is detachably connectable with the first end of the vent passage 100 a. A second end of the ventilation channel 100a is disposed in the respiratory mask 100 in a manner that enables the exhaled gas of the breathing chamber 100b in the respiratory mask 100 to be introduced therein.

Preferably, the accessory member 100 is removably coupled to the first end of the vent passage 100a with its mounting axis extending through the breathing cavity 100 b.

Preferably, the accessory part 100 has a housing designed in a cartoon shape and/or an animal shape. The cartoon shape and/or animal shape is designed to be mainly suitable for the young children, so that the children do not resist wearing the breathing mask. Wherein the diaphragms in the attachment member, which vibrate and generate sound under the action of air pressure, have different vibration characteristics according to the cartoon shapes

It should be noted that the above embodiments are exemplary, and that those skilled in the art may devise various solutions in light of the present disclosure, which are also within the scope of the present disclosure and fall within the scope of the present disclosure. It should be understood by those skilled in the art that the present specification and drawings are illustrative only and are not limiting upon the claims. The scope of the present invention is defined by the appended claims and equivalents thereof.

Claims

1. A respiratory mask that fits over the nose and mouth regions of a wearer to enable a relatively air-tight breathing chamber (100b) to be formed therewith,

it is characterized in that the preparation method is characterized in that,

the breathing mask comprises a ventilation channel (100a), a second end of the ventilation channel (100a) is arranged on the breathing mask (100) in a manner that the exhalation gas of a breathing cavity (100b) in the breathing mask (100) can be introduced into the ventilation channel, and a first end of the ventilation channel (100a) is detachably connected to an attachment part (200) capable of generating sound based on air pressure.

2. The respiratory mask according to claim 1, wherein the ventilation channel (100a) has at least two of the second ends such that the ventilation channel (100a) can introduce exhaled air of a breathing chamber (100b) into the attachment component (200) in a volumetric manner.

3. Breathing mask according to claim 1 or 2, wherein the breathing cavity (100b) is located substantially in a central region of the breathing mask (100) such that the attachment part (200) is detachably connectable with the first end of the ventilation channel (100a) with its mounting axis extending through the breathing cavity (100 b).

4. A respiratory mask according to claim 3, wherein the ventilation channel (100a) comprises a main channel (100a-1) and at least two secondary channels (100a-2) in communication with each other, the communication of the at least two secondary channels (100a-2) with the main channel (100a-1) being located at the lower side of the mouth region.

5. A breathing mask according to claim 3, wherein the breathing chamber (100b) protrudes out of the body of the breathing mask in a shape that conforms to the nasal and oral regions.

6. A breathing mask according to claim 5, wherein the vent passage (100a) comprises a plug (100c) removably connectable thereto.

7. An attachment part for checking the fit of a respiratory mask, capable of sounding when the pressure of gas passing through it reaches its design pressure,

it is characterized in that the preparation method is characterized in that,

the attachment component (200) is detachably connectable with a first end of a ventilation channel (100a), a second end of the ventilation channel (100a) being arranged to the breathing mask (100) in such a way that exhaled air of a breathing chamber (100b) within the breathing mask (100) can be introduced therein.

8. The attachment part according to claim 7, wherein the attachment part (200) is detachably connected with the first end of the ventilation channel (100a) with its mounting axis extending through the breathing cavity (100 b).

9. Attachment part according to claim 7 or 8, characterized in that the attachment part (200) has a housing designed in a cartoon shape.