CN211751659U - Detachable dual-purpose oxygen mask with gas storage bag - Google Patents
Detachable dual-purpose oxygen mask with gas storage bag Download PDFInfo
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- CN211751659U CN211751659U CN201921959016.XU CN201921959016U CN211751659U CN 211751659 U CN211751659 U CN 211751659U CN 201921959016 U CN201921959016 U CN 201921959016U CN 211751659 U CN211751659 U CN 211751659U
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Abstract
The utility model discloses a gas storage bag detachable dual-purpose oxygen mask, which comprises an oxygen mask and a gas storage bag; the ventilation joint comprises a hollow joint body, wherein one end of the joint body is provided with an internal thread, the other end of the joint body extends to form a joint head, the rear end of the joint head is provided with an oxygen joint, a spring seat, a sealing seat and an expanded cavity are arranged in the joint body, the sealing seat is close to the side of the internal thread, a spring and a sealing plate are arranged in the cavity, one end of the spring is in contact with the spring seat, the other end of the spring is abutted against one end of the sealing plate, and the other end of the sealing plate is attached to the; the middle joint is provided with a hollow middle joint body, one end of the middle joint body is a pipeline connector, the other end of the middle joint body is an external thread section, the pipeline connector is sleeved with the gas storage bag connecting part, the end part of the external thread section axially extends out of a hollow jacking end, a plurality of notches are radially formed in the jacking end, and the external thread section is matched with the internal thread.
Description
Technical Field
The utility model belongs to the technical field of medical oxygen face guard, specifically speaking relate to a removable dual-purpose oxygen face guard of fraction of gas storage bag.
Background
Oxygen masks provide a means by which oxygen needed for breathing can be transferred from a reservoir to the lungs of a person. The oxygen mask may wrap around the nose and mouth (oral nasal mask) or the entire face (full face mask). Plays an important role in ensuring the health of human bodies and protecting the safety of pilots and aviation passengers.
The medical oxygen mask is communicated with an oxygen tank or an oxygen supply pipeline through an oxygen communicating pipe to provide oxygen for a patient; for some serious patients, the oxygen storage bag is needed to increase the oxygen supply when the oxygen demand is large. However, the existing medical oxygen masks are divided into two types, one type is that the medical oxygen mask can only be communicated with an oxygen tank or an oxygen supply pipeline through an oxygen pipe, and a gas storage bag cannot be used; the other type is that the oxygen tube and the air storage bag connector are arranged at the same time, the oxygen tube and the air storage bag can be used for supplying oxygen only, and after the air storage bag is taken down, oxygen in the oxygen tube is scattered outwards through the air storage bag connector, so that a patient can hardly inhale the oxygen. This results in the need to re-purchase another medical oxygen mask when the patient's condition changes resulting in a change in oxygen demand, resulting in increased patient treatment costs; furthermore, for some patients with neck or head injuries, the replacement of the oxygen mask requires adjustment of their head, which increases the pain and medical risk of the patient.
Disclosure of Invention
The utility model aims at providing a removable dual-purpose oxygen face guard of fraction of gas storage bag, it is aiming at overcoming the problem that exists among the background art.
In order to solve the technical problem, the purpose of the utility model is to realize like this:
a detachable dual-purpose oxygen mask of a gas storage bag comprises
The oxygen mask comprises a mask body and a mask connecting part;
the gas storage bag comprises a gas storage bag body and a gas storage bag connecting part;
the ventilation joint comprises a hollow joint body, wherein one end of the joint body is provided with an internal thread, the other end of the joint body extends to form a joint head, the rear end of the joint head is provided with an oxygen joint, a spring seat, a sealing seat and an expanded cavity are arranged in the joint body, the sealing seat is close to the side of the internal thread, a spring and a sealing plate are arranged in the cavity, one end of the spring is in contact with the spring seat, the other end of the spring is abutted against one end of the sealing plate, the other end of the sealing plate is attached to the end face of the sealing seat, and the joint head is sleeved with the;
the middle joint, the middle joint has hollow middle joint body, middle joint body one end is the tube coupling head, and the other end is the external screw thread section, gas storage bag connecting portion cover is located the tube coupling head, the tip of external screw thread section extends hollow roof pressure end along the axial, a plurality of breachs have been seted up to the roof pressure end radially, the external screw thread section cooperatees with the internal thread, will external screw thread section screw in after the length was set for to the internal thread, the roof pressure end with closing plate end face contact and roof pressure the closing plate makes the closing plate with the seal receptacle separation.
On the basis of the above scheme and as a preferable scheme of the scheme: and the end surface of the sealing plate, which faces one side of the sealing seat, is fixedly provided with a sealing sheet.
On the basis of the above scheme and as a preferable scheme of the scheme: the outer peripheral surfaces of the front end parts of the connector and the pipeline connector are respectively provided with a pawl-shaped bulge.
On the basis of the above scheme and as a preferable scheme of the scheme: the circumferential surface of the intermediate joint body radially extends to form an annular protrusion.
On the basis of the above scheme and as a preferable scheme of the scheme: the annular bulge faces the side where the external thread section is located, and a sealing gasket is arranged on the side where the external thread section is located.
Compared with the prior art, the utility model outstanding and profitable technological effect is: the detachable gas storage bag and the oxygen mask are realized by using the ventilation joint and the middle joint, the oxygen mask is connected with the ventilation joint, the gas storage bag is connected with the middle joint, the sealing plate of the ventilation joint can be sealed on the sealing seat when the gas storage bag is not needed, only the oxygen pipeline is communicated with the oxygen mask, and the oxygen in the oxygen pipeline cannot be scattered outwards; when the gas storage bag needs to be added, the sealing plate can be pressed by only screwing the intermediate connector into the internal thread section of the ventilation connector, and the sealing plate is separated from the sealing seat, so that the gas storage bag is communicated with the oxygen mask to supplement oxygen.
Drawings
FIG. 1 is a schematic view of the overall construction of an oxygen mask;
FIG. 2 is a schematic view of a vent fitting configuration;
FIG. 3 is a schematic view of the structure of the gas storage bag;
FIG. 4 is a schematic view of the intermediate fitting not communicating with the vent fitting;
fig. 5 is a schematic view of the intermediate joint and the air vent joint in a tightened state.
The oxygen mask comprises an oxygen mask body 1, a mask body 101, a mask connecting part 102, an air storage bag 2, an air storage bag body 21, an air storage bag connecting part 22, a flushing connector 12, a connector body 121, a spring seat 1211, a sealing seat 1212, internal threads 1213, a cavity 1214, a connector 122, a spring 123, a sealing plate 124, an air inflation hose 13, a flushing hose 14, a thread guide hole 15, an intermediate connector 16, an intermediate connector body 161, a pipeline connector 162, an external thread section 163, a jacking end 1631, a notch 1632, a sealing gasket 164, an annular protrusion 165
Detailed Description
In order to make the purpose, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. All other embodiments obtained by a person skilled in the art without making any inventive step, based on the given embodiments, fall within the scope of protection of the present application.
In the description of the present application, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
A detachable dual-purpose oxygen mask of a gas storage bag comprises
An oxygen mask 1 including a mask body 101 and a mask connection portion 102;
the gas storage bag 2 comprises a gas storage bag body 21 and a gas storage bag connecting part 22;
the ventilation joint 12 comprises a hollow joint body 121, one end of the joint body 121 is provided with an internal thread 1213, the other end of the joint body 122 extends to form a joint head 122, the rear end of the joint head 122 is provided with an oxygen joint 1215, the joint body 121 is internally provided with a spring seat 1211, a sealing seat 1212 and an expanded chamber 1214, the sealing seat 1212 is close to the side where the internal thread 1213 is located, the chamber 1214 is internally provided with a spring 123 and a sealing plate 124, one end of the spring 123 is in contact with the spring seat 1211, the other end of the spring 123 abuts against one end of the sealing plate 124, the other end of the sealing plate 124 abuts against the end face of the sealing seat 1212, and the mask connecting part 102 is sleeved;
the middle joint 16, the middle joint 16 has a hollow middle joint body 161, one end of the middle joint body 161 is a pipe connector 162, the other end is an external thread section 163, the gas storage bag connecting portion 22 is sleeved on the pipe connector 162, the end of the external thread section 163 extends out of a hollow jacking end 1631 along the axial direction, the jacking end 1631 is radially provided with a plurality of notches 1632, the external thread section 163 is matched with an internal thread 1213, the external thread section 163 is screwed into the internal thread 1213 with a set length, the jacking end 1631 contacts with the end face of the sealing plate 124 and jacks the sealing plate 124, so that the sealing plate 124 is separated from the sealing seat 1212.
With reference to fig. 5, the specific working principle is as follows: when the gas storage bag is not used, and when the gas storage bag 2 is to be added, the external thread section 163 of the intermediate connector is only required to be screwed into the internal thread 1213, as the external thread section is further screwed, the pressing end 1631 is firstly contacted with the end face of the sealing plate 124, and then the pressing end 1631 is further pushed towards the side of the connecting head 122, at this time, the spring 123 is compressed, the sealing plate 124 is separated from the sealing seat 1212, so that a ventilation channel a is formed, the ventilation channel a is communicated with the oxygen mask through the notch 1632 of the pressing end, so that the gas in the gas storage bag enters the oxygen mask in the flow direction shown by the arrow in fig. 5, and of course, the oxygen in the oxygen pipeline is also filled into the gas storage bag, so that the gas supply amount of the oxygen mask can be increased. When the gas storage bag is not needed, the intermediate joint 16 is reversely screwed out, and the sealing plate is not pressed by the pressing end 1631, so that the sealing plate can be attached to the end face of the sealing seat 1212 under the action of the spring 123, the oxygen mask is continuously kept isolated from the outside, and the oxygen is prevented from leaking outwards.
Further, the sealing plate 124 is subject to the acting force of the spring and the pressing end, so the sealing plate 124 needs to have enough strength, and the sealing performance with the sealing seat will be reduced in the case of high strength, and in this respect, in this embodiment, in combination with fig. 2, it is preferable that the sealing plate 1241 is fixedly arranged on the end surface of the sealing plate 124 facing the sealing seat 124, and the sealing plate may be made of rubber, so that the sealing plate 1241 is fixedly arranged on the end surface of the sealing plate 124 facing the sealing seat 1212 for reliably realizing the sealing action between the sealing plate and the sealing seat.
Preferably, in order to reliably connect the oxygen mask and the ventilation connector, the connectors 122 and the pipeline connector 162 are provided with inverted tooth-shaped protrusions on the outer peripheral surfaces of the front ends thereof, so that the oxygen mask and the gas storage bag are prevented from falling off in the using process by the inverted tooth-shaped protrusions.
Preferably, to facilitate the gripping operation of the intermediate joint, an annular protrusion 165 radially extends from the circumferential surface of the intermediate joint body 161.
Preferably, the annular protrusion 165 is provided with a sealing gasket 164 on the side facing the external thread section 163, so that the sealing gasket 164 can be in contact with the end surface of the ventilation joint after the middle joint and the ventilation joint are screwed, thereby improving the air tightness of the joint connection.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (5)
1. The utility model provides a dual-purpose oxygen mask of removable fraction of gas storage bag which characterized in that: comprises that
An oxygen mask (1) comprising a mask body (101) and a mask connection part (102);
the gas storage bag (2) comprises a gas storage bag body (21) and a gas storage bag connecting part (22);
the ventilation joint (12) comprises a hollow joint body (121), one end of the joint body (121) is provided with an internal thread (1213), the other end of the joint body extends to form a joint (122), the rear end of the joint (122) is provided with an oxygen joint (1215), the joint body (121) is internally provided with a spring seat (1211), a sealing seat (1212) and an expanded cavity (1214), the sealing seat (1212) is close to the side where the internal thread (1213) is located, a spring (123) and a sealing plate (124) are arranged in the cavity (1214), one end of the spring (123) is in contact with the spring seat (1211), the other end of the spring abuts against one end of the sealing plate (124), the other end of the sealing plate (124) is attached to the end face of the sealing seat (1212), and the mask connecting part (102) is sleeved on the joint (122);
intermediate head (16), intermediate head (16) have hollow intermediate head body (161), intermediate head body (161) one end is pipe connection head (162), and the other end is external screw thread section (163), gas storage bag connecting portion (22) cover is located pipe connection head (162), hollow roof pressure end (1631) is extended along the axial to the tip of external screw thread section (163), a plurality of breachs (1632) have radially been seted up to roof pressure end (1631), external screw thread section (163) and internal thread (1213) cooperate, will external screw thread section (163) screw in behind internal thread (1213) set length, roof pressure end (1631) with closing plate (124) end face contact and roof pressure closing plate (124), make closing plate (124) with seal receptacle (1212) separation.
2. The detachable dual-purpose oxygen mask of the gas storage bag as claimed in claim 1, wherein: and a sealing sheet (1241) is fixedly arranged on the end surface of the sealing plate (124) facing one side of the sealing seat (1212).
3. The detachable dual-purpose oxygen mask of the gas storage bag as claimed in claim 1, wherein: the outer peripheral surfaces of the front end parts of the connector (122) and the pipeline connector (162) are provided with inverted tooth-shaped protrusions.
4. The detachable dual-purpose oxygen mask of the gas storage bag as claimed in claim 1, wherein: the circumferential surface of the intermediate joint body (161) extends radially with an annular protrusion (165).
5. The detachable dual-purpose oxygen mask of the gas storage bag as claimed in claim 4, wherein: the side of the annular protrusion (165) facing the external thread section (163) is provided with a sealing gasket (164).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921959016.XU CN211751659U (en) | 2019-11-13 | 2019-11-13 | Detachable dual-purpose oxygen mask with gas storage bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921959016.XU CN211751659U (en) | 2019-11-13 | 2019-11-13 | Detachable dual-purpose oxygen mask with gas storage bag |
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| Publication Number | Publication Date |
|---|---|
| CN211751659U true CN211751659U (en) | 2020-10-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921959016.XU Active CN211751659U (en) | 2019-11-13 | 2019-11-13 | Detachable dual-purpose oxygen mask with gas storage bag |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114602075A (en) * | 2022-03-10 | 2022-06-10 | 中国船舶重工集团公司第七一八研究所 | Integrative dual-purpose oxygen mask |
| CN114869597A (en) * | 2022-04-25 | 2022-08-09 | 中国人民解放军空军军医大学 | Rescue vest for rescue helicopter |
-
2019
- 2019-11-13 CN CN201921959016.XU patent/CN211751659U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114602075A (en) * | 2022-03-10 | 2022-06-10 | 中国船舶重工集团公司第七一八研究所 | Integrative dual-purpose oxygen mask |
| CN114869597A (en) * | 2022-04-25 | 2022-08-09 | 中国人民解放军空军军医大学 | Rescue vest for rescue helicopter |
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