CN220090192U - Convertible medical oxygen joint - Google Patents
Convertible medical oxygen joint Download PDFInfo
- Publication number
- CN220090192U CN220090192U CN202321669985.8U CN202321669985U CN220090192U CN 220090192 U CN220090192 U CN 220090192U CN 202321669985 U CN202321669985 U CN 202321669985U CN 220090192 U CN220090192 U CN 220090192U
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- China
- Prior art keywords
- hole
- valve
- air inlet
- air outlet
- inlet nozzle
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Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 239000001301 oxygen Substances 0.000 title claims abstract description 62
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 62
- 238000007789 sealing Methods 0.000 claims abstract description 35
- 210000001503 joint Anatomy 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000889 atomisation Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a convertible medical oxygen connector, which comprises a valve body and a valve core; the upper end of the valve body is provided with a connector connected with the flowmeter assembly, the lower end of the valve body is provided with a connector connected with the humidifying bottle, and the two sides of the valve body are respectively provided with an air inlet nozzle and an air outlet nozzle; the middle part of the valve body is provided with a through valve hole, the valve core is matched with the valve hole, the valve core is provided with a first through hole for communicating the air inlet nozzle with the air outlet nozzle and a second through hole for communicating the air inlet nozzle, the connecting port and the air outlet nozzle, wherein the air inlet nozzle, the first through hole and the air outlet nozzle form a normal oxygen supply pipeline, and the air inlet nozzle, the second through hole, the connecting port and the air outlet nozzle form a humidifying oxygen supply pipeline; the valve core is pushed along the axial direction of the valve hole, so that the normal oxygen supply pipeline and the humidifying oxygen supply pipeline are switched. The utility model improves the flexibility of switching the pipeline, is more convenient to switch, enhances the sealing effect and prolongs the service life.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a convertible medical oxygen connector.
Background
The float-type oxygen inhaler is one of the common oxygen inhalation devices in hospitals, and mainly comprises a flow tube assembly, a humidifying bottle, a pressure gauge and the like, and oxygen is introduced from the humidifying bottle and is discharged after being humidified. Buoy type oxygen inhalators have various industry standards such as de-standard, english, american, etc.
Besides the above-mentioned standard parts, there are also some multifunctional buoy type oxygen inhalators, for example, patent application number 202221344055.0 discloses an integrated oxygen inhalation and atomization conversion device, which comprises a connector arranged on a humidifying bottle, a first channel, a second channel, a third channel and a fourth channel which are respectively arranged in the connector and are mutually crossed and communicated, a regulating valve mechanism arranged on the third channel, and the like. The oxygen inhalation treatment state and the atomization treatment state are switched by pushing the sealing block forwards through the rotating screw rod, so that the problem that the standard piece has no switching function can be solved. However, the integrated oxygen inhalation and atomization conversion device has the following defects:
it is necessary to manually rotate the screw so that it advances along the third channel, thereby changing the position of the sealing block. The number of rotation turns is large, the switching is not flexible enough, and the switching of one second cannot be realized. In addition, the screw rod and the sealing block are sealed by only a single sealing ring, so that poor sealing and leakage of oxygen are easily caused after long-term use.
Disclosure of Invention
Aiming at the defects in the prior art, the flexibility of switching pipelines is improved, the switching is more convenient, the sealing effect is enhanced, and the service life is prolonged. The utility model provides a convertible medical oxygen connector, which comprises a valve body and a valve core; the upper end of the valve body is provided with a connector connected with the flowmeter assembly, the lower end of the valve body is provided with a connector connected with the humidifying bottle, and the two sides of the valve body are respectively provided with an air inlet nozzle and an air outlet nozzle; the middle part of the valve body is provided with a through valve hole, the valve core is matched with the valve hole, the valve core is provided with a first through hole for communicating the air inlet nozzle with the air outlet nozzle and a second through hole for communicating the air inlet nozzle, the connecting port and the air outlet nozzle, wherein the air inlet nozzle, the first through hole and the air outlet nozzle form a normal oxygen supply pipeline, and the air inlet nozzle, the second through hole, the connecting port and the air outlet nozzle form a humidifying oxygen supply pipeline; the valve core is pushed along the axial direction of the valve hole, so that the normal oxygen supply pipeline and the humidifying oxygen supply pipeline are switched.
The utility model has the beneficial effects that: the valve core is pushed along the axial direction of the valve hole, or the first through hole is connected into a normal oxygen supply pipeline, the pipeline is not humidified for oxygen supply, or the second through hole is connected into a humidified oxygen supply pipeline, the pipeline is humidified for oxygen supply, and the pipeline is switched at any time according to the requirements of patients. Because the valve core moves in the valve hole, the valve core can be pushed to move only by pressing with fingers, compared with the existing switching mode, the valve core does not need to be rotated, the switching is faster and more flexible, and the use is more convenient.
Preferably, the inner hole of the air inlet nozzle is communicated with the valve hole, and the inner hole of the joint is communicated with the inner hole of the air inlet nozzle. The inner hole of the air outlet nozzle is communicated with the valve hole, and the inner hole of the air outlet nozzle is opposite to the inner hole of the air inlet nozzle. The first through hole is a straight hole, and two ends of the first through hole are respectively in butt joint with the inner hole of the air outlet nozzle and the inner hole of the air inlet nozzle.
Preferably, the connecting port is provided with two inner holes; one inner hole of the connecting port is communicated with the valve hole, and the other inner hole of the connecting port is communicated with the inner hole of the air outlet nozzle. The second through hole is a right-angle hole, and two ends of the second through hole are respectively in butt joint with an inner hole of the air inlet nozzle and an inner hole of the connecting port.
Preferably, two sealing rings are arranged between the first through hole and the second through hole. Two sealing rings are arranged between the first through hole and the tail end of the valve core. Two sealing rings are arranged between the second through hole and the other end of the valve core. And twelve annular sealing grooves matched with the sealing rings are arranged in the valve holes. Among the twelve annular seal grooves, six of the annular seal grooves correspond to the seal of a normal oxygen supply pipeline, and the other six annular seal grooves correspond to a humidifying oxygen supply pipeline. When the normal oxygen supply pipeline is switched to the humidifying oxygen supply pipeline or the humidifying oxygen supply pipeline is switched to the normal oxygen supply pipeline, the six sealing rings move from the current six annular sealing grooves to the other six annular sealing grooves.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
Fig. 1 is a schematic structural view of the present embodiment;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a schematic view of the internal structure of the valve body of FIG. 2;
FIG. 4 is a schematic diagram of the valve cartridge of FIG. 1 after switching;
FIG. 5 is a right side view of FIG. 4;
fig. 6 is a schematic view of the internal structure of the valve body of fig. 5.
In the drawing, a valve body 1, a valve core 2, a joint 3, a connecting port 4, an air inlet nozzle 5, an air outlet nozzle 6, a valve hole 7, a first through hole 8, a second through hole 9, a sealing ring 10 and an annular sealing groove 11 are arranged.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.
As shown in fig. 1, the embodiment provides a convertible medical oxygen connector, which comprises a valve body 1 and a valve core 2, wherein the valve body 1 and the valve core 2 are made of medical grade plastics. The upper end of valve body 1 is equipped with the connector 3 of being connected with flowmeter subassembly and the lower extreme of valve body 1 is equipped with the connector 4 of being connected with the humidification bottle, and flowmeter subassembly is connected with valve body 1 through connector 3, and the humidification bottle passes through connector 4 to be connected with valve body 1 in the same way, and all adopts threaded connection mode detachable connection.
As shown in fig. 1 and 2, two sides of the valve body 1 are respectively provided with an air inlet nozzle 5 and an air outlet nozzle 6, and the inner hole of the air inlet nozzle 5 is opposite to the inner hole of the air outlet nozzle 6. The middle part of the valve body 1 is provided with a valve hole 7 which penetrates, specifically, an inner hole of the air inlet nozzle 5 is communicated with the valve hole 7, and an inner hole of the joint 3 is communicated with an inner hole of the air inlet nozzle 5. The inner hole of the air outlet nozzle 6 is communicated with the valve hole 7, and the inner hole of the air outlet nozzle 6 is opposite to the inner hole of the air inlet nozzle 5. The connecting port 4 is provided with two inner holes; one inner hole of the connecting port 4 is communicated with the valve hole 7, and the other inner hole of the connecting port 4 is communicated with the inner hole of the air outlet nozzle 6.
As shown in fig. 1, the valve cartridge 2 in the present embodiment is fitted to the valve hole 7, and the valve cartridge 2 is provided with a first through hole 8 communicating the inlet nozzle 5 and the outlet nozzle 6. The first through hole 8 is a straight hole, and two ends of the first through hole 8 are respectively in butt joint with the inner hole of the air outlet nozzle 6 and the inner hole of the air inlet nozzle 5. The air inlet nozzle 5, the first through hole 8 and the air outlet nozzle 6 form a normal oxygen supply pipeline.
As shown in fig. 4, in this embodiment, the valve core 2 is provided with a second through hole 9 together with the air inlet nozzle 5, the connection port 4 and the air outlet nozzle 6, and the air inlet nozzle 5, the second through hole 9, the connection port 4 and the air outlet nozzle 6 form a humidifying oxygen supply pipeline. The second through hole 9 is a right angle hole, and two ends of the second through hole 9 are respectively in butt joint with an inner hole of the air inlet nozzle 5 and an inner hole of the connecting port 4.
The embodiment also provides a nasal oxygen switching method: based on the convertible medical oxygen joint 3, firstly, the air inlet nozzle 5 is communicated with the oxygen gas pipe, the air outlet nozzle 6 is communicated with the nasal oxygen pipe, the humidifying bottle is connected at the connecting port 4, the vent pipe of the humidifying bottle needs to be connected with the inner hole of the connecting port 4, and the flowmeter assembly is connected at the joint 3. As shown in fig. 2 and 5, if the patient is required to inhale oxygen normally and humidification is not required, the valve core 2 is pushed along the axial direction of the valve hole 7, so that the first through hole 8 is connected into the normal oxygen supply pipeline. Otherwise, if the patient inhales oxygen and needs humidification, the valve core 2 is pushed reversely, so that the second through hole 9 is connected into the humidification oxygen supply pipeline. Because the valve core 2 moves in the valve hole 7, the valve core 2 can be pushed to move only by pressing with fingers, compared with the existing switching mode, the valve core 2 does not need to be rotated, the switching is faster and more flexible, and the use is more convenient.
As shown in fig. 3 and 6, in order to provide a sealing effect and to extend the service life, two sealing rings 10 are provided between the first through hole 8 and the second through hole 9 in the present embodiment. Two sealing rings 10 are arranged between the first through hole 8 and the tail end of the valve core 2. Two sealing rings 10 are arranged between the second through hole 9 and the other end of the valve core 2. And twelve annular sealing grooves 11 matched with the sealing rings 10 are arranged in the valve hole 7. Of the twelve annular seal grooves 11, six annular seal grooves 11 correspond to the seal of a normal oxygen supply pipeline, and the other six annular seal grooves 11 correspond to a humidifying oxygen supply pipeline. When the normal oxygen supply pipeline is switched to the humidification oxygen supply pipeline, or the humidification oxygen supply pipeline is switched to the normal oxygen supply pipeline, the six sealing rings 10 move from the current six annular sealing grooves 11 to the other six annular sealing grooves 11, namely, two sealing rings 10 are clamped in the corresponding two annular sealing grooves 11 all the time at the two sides of the first through hole 8 and the two sides of the second through hole 9, and the double sealing rings 10 are adopted, so that the sealing effect is better and more durable.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (10)
1. A convertible medical oxygen fitting, characterized by: comprises a valve body and a valve core; the upper end of the valve body is provided with a connector connected with the flowmeter assembly, the lower end of the valve body is provided with a connector connected with the humidifying bottle, and the two sides of the valve body are respectively provided with an air inlet nozzle and an air outlet nozzle; the middle part of the valve body is provided with a through valve hole, the valve core is matched with the valve hole, the valve core is provided with a first through hole for communicating the air inlet nozzle with the air outlet nozzle and a second through hole for communicating the air inlet nozzle, the connecting port and the air outlet nozzle, wherein the air inlet nozzle, the first through hole and the air outlet nozzle form a normal oxygen supply pipeline, and the air inlet nozzle, the second through hole, the connecting port and the air outlet nozzle form a humidifying oxygen supply pipeline; the valve core is pushed along the axial direction of the valve hole, so that the normal oxygen supply pipeline and the humidifying oxygen supply pipeline are switched.
2. A convertible medical oxygen fitting as claimed in claim 1, wherein: the inner hole of the air inlet nozzle is communicated with the valve hole, and the inner hole of the joint is communicated with the inner hole of the air inlet nozzle.
3. A convertible medical oxygen fitting as claimed in claim 2, wherein: the inner hole of the air outlet nozzle is communicated with the valve hole, and the inner hole of the air outlet nozzle is opposite to the inner hole of the air inlet nozzle.
4. A convertible medical oxygen fitting as claimed in claim 3, wherein: the first through hole is a straight hole, and two ends of the first through hole are respectively in butt joint with the inner hole of the air outlet nozzle and the inner hole of the air inlet nozzle.
5. A convertible medical oxygen fitting as claimed in claim 3, wherein: the connecting port is provided with two inner holes; one inner hole of the connecting port is communicated with the valve hole, and the other inner hole of the connecting port is communicated with the inner hole of the air outlet nozzle.
6. A convertible medical oxygen fitting as claimed in claim 5, wherein: the second through hole is a right-angle hole, and two ends of the second through hole are respectively in butt joint with an inner hole of the air inlet nozzle and an inner hole of the connecting port.
7. A convertible medical oxygen fitting as claimed in claim 1, wherein: two sealing rings are arranged between the first through hole and the second through hole.
8. A convertible medical oxygen fitting as claimed in claim 7, wherein: two sealing rings are arranged between the first through hole and the tail end of the valve core.
9. A convertible medical oxygen fitting as claimed in claim 8, wherein: two sealing rings are arranged between the second through hole and the other end of the valve core.
10. A convertible medical oxygen fitting as claimed in claim 9, wherein: twelve annular sealing grooves matched with the sealing rings are formed in the valve holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321669985.8U CN220090192U (en) | 2023-06-28 | 2023-06-28 | Convertible medical oxygen joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321669985.8U CN220090192U (en) | 2023-06-28 | 2023-06-28 | Convertible medical oxygen joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220090192U true CN220090192U (en) | 2023-11-28 |
Family
ID=88882686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321669985.8U Active CN220090192U (en) | 2023-06-28 | 2023-06-28 | Convertible medical oxygen joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220090192U (en) |
-
2023
- 2023-06-28 CN CN202321669985.8U patent/CN220090192U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |