CN213131412U - Overvoltage protector for tracheal intubation - Google Patents
Overvoltage protector for tracheal intubation Download PDFInfo
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- CN213131412U CN213131412U CN202020849005.2U CN202020849005U CN213131412U CN 213131412 U CN213131412 U CN 213131412U CN 202020849005 U CN202020849005 U CN 202020849005U CN 213131412 U CN213131412 U CN 213131412U
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- air
- air outlet
- vent
- hole
- excessive pressure
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Abstract
The utility model discloses an overvoltage protector for trachea cannula, which comprises an air inlet part and an air outlet part; the air inlet part is internally provided with an air channel, one end of the air channel is used for arranging an air inflation connector, and the other end of the air channel is connected with the air outlet part; the air outlet part is internally provided with an air passage, and the side wall of the air outlet part is provided with an air outlet hole communicated with the air passage and used for connecting an air outlet pipe to inflate an air bag of the trachea cannula; the inside of portion of admitting air and the portion junction of giving vent to anger is equipped with the excessive pressure hole, the inside air channel of portion of admitting air be equipped with the shutoff of excessive pressure hole looks adaptation blocks up, the one end that the inside air channel of portion of giving vent to anger kept away from the excessive pressure hole is equipped with the elastic component, the elastic component with seal and block up between through connecting rod fixed connection, the length of connecting rod is less than the length of the portion of giving vent to anger. The utility model discloses can in time seal the inflation channel when the gasbag is excessive pressure, avoid the problem that excessive pressure brought.
Description
Technical Field
The utility model belongs to the field of medical equipment, especially an overvoltage protector for trachea cannula.
Background
The tracheal intubation is used for assisting ventilation of patients in medical clinic, and due to more and more clinical application, the safe use of the tracheal intubation is more and more emphasized, wherein whether the pressure of an air bag of the tracheal intubation is normal or not is an important problem; in order to prevent the situations that the air bag has too low pressure to affect the ventilation effect, reflux and the like, the air bag is generally filled with airflow with higher pressure; however, the air bag is over-inflated due to over-high pressure, so that the tracheal mucosa in contact with the air bag is pressed, ischemia is easily caused, and ulcer, necrosis and the like are further caused; the conventional adoption in the prior art is to carry out overpressure protection on the air bag by arranging the pressure release valve, but the structure of the pressure release hole of the pressure release valve cannot ensure that overlarge pressure is released in time, so that the risk of overpressure still exists.
Disclosure of Invention
In view of this, the utility model provides an overvoltage protector for trachea cannula can in time seal the inflation channel when the gasbag is excessive pressure, has avoided the problem that excessive pressure brought.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
an overvoltage protector for a tracheal cannula comprises an air inlet part and an air outlet part; the air inlet part is internally provided with an air channel, one end of the air channel is used for arranging an air inflation connector, and the other end of the air channel is connected with the air outlet part; the air outlet part is internally provided with an air passage, and the side wall of the air outlet part is provided with an air outlet hole communicated with the air passage and used for connecting an air outlet pipe to inflate an air bag of the trachea cannula; the inside of portion of admitting air and the portion junction of giving vent to anger is equipped with the excessive pressure hole, the inside air channel of portion of admitting air be equipped with the shutoff of excessive pressure hole looks adaptation blocks up, the one end that the inside air channel of portion of giving vent to anger kept away from the excessive pressure hole is equipped with the elastic component, the elastic component with seal and block up between through connecting rod fixed connection, the length of connecting rod is less than the length of the portion of giving vent to anger.
Furthermore, the elastic part is an elastic membrane, and the connecting rod is fixedly connected to the center of the elastic membrane.
Furthermore, still be equipped with exhaust portion, exhaust portion with the portion of giving vent to anger is kept away from the one end in excessive pressure hole and is connected, the elastic component sets up exhaust portion with the junction of the portion of giving vent to anger, the one end that the elastic component was kept away from to exhaust portion is equipped with the exhaust hole.
Furthermore, the outer wall of the exhaust part is provided with a half groove facing the air outlet hole at a position corresponding to the air outlet hole, and the half groove is used for fixing the air outlet pipe.
Furthermore, the outer wall of the exhaust part except the part provided with the half groove is an inward concave arc-shaped outer wall, and the area of the exhaust hole is smaller than the area of the joint of the exhaust part and the air outlet part.
Furthermore, the elastic piece is an elastic membrane, the elastic membrane is fixedly connected to the joint of the exhaust part and the air outlet part, and the connecting rod is fixedly connected to the central position of the elastic membrane.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model is provided with a sealing plug, when the inflation pressure is too high, the overpressure hole can be plugged under the action of pressure to seal the inflation channel, and the risk of overpressure of the air bag is avoided;
(2) the utility model is provided with the elastic membrane, and the vertical movement of the plugging plug is ensured through the connecting rod arranged in the center, so as to more accurately plug the overpressure hole;
(3) the utility model is provided with a half groove at the exhaust part, which is convenient for the wiring of the air outlet pipe;
(4) the exhaust hole of the utility model is convenient for exhausting the gas flow caused by the downward movement of the elastic membrane out of the exhaust part; the area of the air vent is small, and peripheral air is ensured not to influence the downward movement of the elastic membrane.
Drawings
FIG. 1 is a schematic view of the appearance of an embodiment of the present invention;
fig. 2 is a schematic diagram of the internal structure of the embodiment of the present invention;
fig. 3 is a schematic view of an operating state of the embodiment of the present invention.
Wherein:
1. an air intake portion; 2. an air outlet part; 3. an exhaust section; 4. an air outlet; 5. a half groove;
6. an exhaust hole; 7. an overpressure hole; 8. blocking; 9. a connecting rod; 10. an elastic film;
11. an air outlet pipe; 12. an inflation interface.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
In the description of the present invention, when a component is referred to as being "secured" to another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed" on another element, it can be directly on the other element or intervening elements may also be present.
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1, the overvoltage protector of the present invention is integrally divided into three parts, which are respectively an air inlet part 1, an air outlet part 2, and an air outlet part 3, which are fixedly connected in sequence; be equipped with venthole 4 on the portion of giving vent to anger 2, 3 outer walls of exhaust portion correspond the position of venthole 4, are equipped with one and move towards the outside half groove 5 of opening of venthole 4, and exhaust portion 3 still is equipped with exhaust hole 6, the outer wall of exhaust portion 3 except the part that is provided with half groove 5, all the other arc outer walls that are inside sunken, the area of exhaust hole 6 is less than exhaust portion 3 with the area of the junction of the portion of giving vent to anger 2.
As shown in fig. 2, the utility model discloses inner structure, the inside of inlet portion 1, outlet portion 2, exhaust portion 3 all is the cavity for do the air vent, the inside of inlet portion 1 and the 2 junctions of outlet portion is equipped with excessive pressure hole 7, through excessive pressure hole 7 intercommunication, inlet portion 1 inside be equipped with the shutoff stopper 8 of excessive pressure hole looks adaptation, outlet portion 2 with the junction of exhaust portion 3 is equipped with elastic membrane 10, elastic membrane 10 seals the inside intercommunication of outlet portion 2 and exhaust portion 3, elastic membrane 10 with seal and block through connecting rod 9 fixed connection between 8, the rigid coupling of connecting rod 9 is in elastic membrane 10 central point, the length of connecting rod 9 is less than the length of outlet portion.
The utility model discloses the during operation structure chart is shown in fig. 3, and the outside one end of air inlet portion 1 is equipped with aerifys interface 12, and outlet duct 11 is connected to venthole 4, and outlet duct 11 walks the line through half-groove 5, connects the gasbag, aerifys for the gasbag provides.
The utility model discloses the theory of operation does: the air inlet part 1 is inflated through the inflation connector 12, airflow enters the air outlet part 2 through the overpressure hole 7, and meanwhile, the sealing plug 8 is slowly pushed to move towards the overpressure hole 7; the air flow of the air outlet part 2 enters the air outlet pipe 11 from the air outlet hole 4 and enters the air bag through the air outlet pipe 11 on the one hand, and also pushes the elastic membrane 10 to expand towards the air outlet part 3 on the other hand, the elastic membrane 10 drives the sealing plug 8 to further move towards the overpressure hole 7 through the connecting rod 9, and as the connecting rod 9 is connected to the central position of the elastic membrane 10, the force which is brought to the connecting rod 9 by the elastic membrane 10 is uniform, so that the connecting rod 9 is ensured to vertically move, and the sealing plug 8 cannot deviate in the moving process; when the pressure of the air bag reaches a required value, the plugging plug 8 also moves to enter the overpressure hole 7 to plug the overpressure hole 7, so that the air flow does not enter the air outlet part 2 any more, the air bag is not inflated any more, and the air bag is ensured not to be overpressure.
When the elastic membrane 10 expands towards the exhaust part 3, the generated air flow is exhausted from the exhaust hole 6, and meanwhile, peripheral air cannot influence the downward movement of the elastic membrane 10 because the area of the exhaust hole 6 is smaller than that of the joint of the exhaust part 3 and the air outlet part 2.
When the plug 8 needs to be opened, air is sucked from the port of the air inlet part 1, and when the internal air pressure of the air inlet part 1 is smaller than that of the air outlet part 2, the plug 8 is opened again under the action of the pressure.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The overvoltage protector for the tracheal intubation is characterized by comprising an air inlet part and an air outlet part; the air inlet part is internally provided with an air channel, one end of the air channel is used for arranging an air inflation connector, and the other end of the air channel is connected with the air outlet part; the air outlet part is internally provided with an air passage, and the side wall of the air outlet part is provided with an air outlet hole communicated with the air passage and used for connecting an air outlet pipe to inflate an air bag of the trachea cannula; the inside of portion of admitting air and the portion junction of giving vent to anger is equipped with the excessive pressure hole, the inside air channel of portion of admitting air be equipped with the shutoff of excessive pressure hole looks adaptation blocks up, the one end that the inside air channel of portion of giving vent to anger kept away from the excessive pressure hole is equipped with the elastic component, the elastic component with seal and block up between through connecting rod fixed connection, the length of connecting rod is less than the length of the portion of giving vent to anger.
2. The overvoltage protector for an endotracheal tube according to claim 1, wherein the resilient member is a resilient membrane, and the connecting rod is secured to a central portion of the resilient membrane.
3. The overvoltage protector for an endotracheal tube according to claim 1, further comprising an exhaust portion connected to an end of the vent portion remote from the overpressure hole, wherein the elastic member is disposed at a junction of the exhaust portion and the vent portion, and an exhaust hole is disposed at an end of the exhaust portion remote from the elastic member.
4. An overpressure protector for a tracheal intubation according to claim 3 wherein the outer wall of the vent portion, at the location corresponding to the vent hole, is provided with a half groove facing the vent hole for fixing the vent tube.
5. An overpressure protector for an endotracheal tube according to claim 3 wherein the outer wall of the vent portion, except for the portion where the half groove is provided, is an inwardly concave arc-shaped outer wall, and the area of the vent hole is smaller than the area of the junction of the vent portion and the air outlet portion.
6. The overvoltage protector for an endotracheal tube according to claim 3, wherein the elastic member is an elastic membrane, the elastic membrane is fixedly connected to a connection portion of the exhaust portion and the air outlet portion, and the connecting rod is fixedly connected to a central position of the elastic membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020849005.2U CN213131412U (en) | 2020-05-20 | 2020-05-20 | Overvoltage protector for tracheal intubation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020849005.2U CN213131412U (en) | 2020-05-20 | 2020-05-20 | Overvoltage protector for tracheal intubation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213131412U true CN213131412U (en) | 2021-05-07 |
Family
ID=75709084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020849005.2U Active CN213131412U (en) | 2020-05-20 | 2020-05-20 | Overvoltage protector for tracheal intubation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213131412U (en) |
-
2020
- 2020-05-20 CN CN202020849005.2U patent/CN213131412U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221226 Address after: 7th Floor, Building 567-11, Huaguoshan Avenue, Development Zone, Lianyungang City, Jiangsu Province, 222007 Patentee after: Jiangsu xinzhihao Medical Technology Co.,Ltd. Address before: 524149 No. 61, Ergou Village, Xiaqiao Town, Xuwen County, Zhanjiang City, Guangdong Province Patentee before: Liang Li |
|
| TR01 | Transfer of patent right |