CN212913680U - Oxygen discharge filtering device for high-flux bacterial virus humidification indication for medical hyperbaric oxygen chamber - Google Patents
Oxygen discharge filtering device for high-flux bacterial virus humidification indication for medical hyperbaric oxygen chamber Download PDFInfo
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- CN212913680U CN212913680U CN202020452207.3U CN202020452207U CN212913680U CN 212913680 U CN212913680 U CN 212913680U CN 202020452207 U CN202020452207 U CN 202020452207U CN 212913680 U CN212913680 U CN 212913680U
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Abstract
The utility model discloses an oxygen discharge filter equipment that medical hyperbaric oxygen cabin was instructed with high flux bacteria virus humidifying relates to breathing equipment technical field for medical hyperbaric oxygen cabin, which comprises an outer shell, be equipped with filtering material in the shell, still be equipped with humidity detection part in the shell, humidity detection part is used for detecting humidity in the oxygen discharge filter equipment is confirmed according to the testing result whether oxygen discharge filter equipment needs to be changed. The utility model discloses the oxygen discharge filter equipment that medical hyperbaric oxygen cabin indicated with high flux bacterium virus humidifying has solved the technical problem that can not accurately judge oxygen discharge filter equipment change node among the prior art, the utility model discloses oxygen discharge filter equipment that medical hyperbaric oxygen cabin indicated with high flux bacterium virus humidifying can be accurate indicate out oxygen discharge filter equipment's change node, can remind medical personnel in time to change oxygen discharge filter equipment to avoid cross infection.
Description
Technical Field
The utility model relates to a breathing equipment technical field for medical hyperbaric oxygen cabin, in particular to oxygen discharge filter equipment that high flux bacterium virus humidifying instructed for medical hyperbaric oxygen cabin.
Background
The medical hyperbaric oxygen chamber is a special medical device, and is mainly used for treating various diseases such as anaerobic infection, carbon monoxide poisoning, ischemic and anoxic encephalopathy and the like in clinic.
The oxygen discharge filtering device is arranged on an oxygen discharge pipeline of the medical hyperbaric oxygen chamber and is used for filtering viruses and water, and the oxygen discharge filtering device is disposable and needs to be replaced periodically.
At present, the replacement of the oxygen discharge filtering device is measured by the using time, namely, the replacement is carried out only after the using time, and no other more definite replacement instructions exist. However, during the use of the oxygen discharge filter device, the oxygen discharge filter device may fail in advance due to the influence of the environment and operation, and the filtering effect is lost, which is very likely to cause cross infection.
SUMMERY OF THE UTILITY MODEL
To above defect, the utility model aims at providing a medical high-pressure oxygen cabin is with row oxygen filter equipment that high flux bacterium virus humidifying instructed, this medical high-pressure oxygen cabin is with row oxygen filter equipment that high flux bacterium virus humidifying instructed's row oxygen filter equipment can be accurate indicate out row oxygen filter equipment's change node, can remind medical personnel in time to change row oxygen filter equipment to avoid cross infection.
In order to realize the purpose, the technical scheme of the utility model is that:
the utility model provides an oxygen discharge filter equipment that medical hyperbaric oxygen cabin was instructed with high flux bacterium virus humidifying, includes the shell, be equipped with filtering material in the shell, still be equipped with humidity detection part in the shell, humidity detection part is used for detecting humidity in the oxygen discharge filter equipment is confirmed according to the testing result whether oxygen discharge filter equipment needs to be changed.
The humidity detection component is a humidity display card, and the shell is a transparent or semitransparent shell.
The humidity display card is fixed on the inner wall of the air outlet end shell in a fit mode.
The end part of the air inlet end shell, which is buckled with the air outlet end shell, is provided with an air inlet end shell edge which extends radially, the end part of the air outlet end shell, which is buckled with the air inlet end shell, is provided with an air outlet end shell edge which extends radially, and the periphery of the filter material is clamped and fixed between the air inlet end shell edge and the air outlet end shell edge.
Wherein, the edge part position at inlet end casing border is equipped with to the inlet end casing lateral wall that the end casing direction of giving vent to anger stretches out, the edge part position at the end casing border of giving vent to anger is equipped with to the end casing lateral wall of giving vent to anger that the end casing direction of giving vent to anger stretches out, inlet end casing lateral wall lock is in the outside of the end casing lateral wall of giving vent to anger.
The outer side of the side wall of the air outlet end shell is provided with an inward concave groove, and the side wall of the air inlet end shell is buckled in the groove.
Wherein, the material of shell is medical grade polypropylene.
The air inlet end shell is provided with an oxygen exhaust air inlet extending axially, the air outlet end shell is provided with an oxygen exhaust air outlet extending axially, and the oxygen exhaust air inlet and the oxygen exhaust air outlet are both in a conical structure.
The end parts of the oxygen exhaust air inlet and the oxygen exhaust air outlet are provided with anti-falling structures protruding in the radial direction.
The filter material comprises two filter layers and a moisture absorption layer sandwiched between the two filter layers, the filter layers are made of polypropylene melt-blown materials, and the moisture absorption layer is made of one of activated alumina or silica gel drying agents.
After the technical scheme is adopted, the beneficial effects of the utility model are that:
because the utility model discloses oxygen discharge filter equipment that medical hyperbaric oxygen cabin indicated with high flux bacterial virus humidifying includes the shell, be equipped with filtering material in the shell, still be equipped with humidity detection part in the shell, humidity detection part is used for detecting the humidity in the oxygen discharge filter equipment, humidity reaches the critical value in the oxygen discharge filter equipment, when needing to be changed, humidity detection part can give the instruction, make things convenient for medical personnel accurate judgement oxygen discharge filter equipment's change node, and change in time, can effectually prevent the cross infection that arouses because of oxygen discharge filter equipment inefficacy.
To sum up, the utility model discloses the oxygen discharge filter equipment that medical hyperbaric oxygen cabin indicated with high flux bacterial virus humidifying has solved the technical problem that can not accurately judge oxygen discharge filter equipment change node among the prior art, the utility model discloses oxygen discharge filter equipment that medical hyperbaric oxygen cabin indicated with high flux bacterial virus humidifying can be accurate indicate out oxygen discharge filter equipment's change node, can remind medical personnel in time to change oxygen discharge filter equipment to avoid cross infection.
Drawings
FIG. 1 is a schematic structural view of the oxygen discharge filter device for high flux bacteria and virus humidification indication for medical hyperbaric oxygen chamber of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
in the figure: 10. air inlet end casing, 12, the oxygen inlet of discharging, 14, air inlet end casing border, 16, air inlet end casing lateral wall, 18, air inlet end anti-disengaging structure, 20, the end casing of giving vent to anger, 22, the oxygen gas outlet of discharging, 24, the end casing lateral wall of giving vent to anger, 240, recess, 26, the end casing border of giving vent to anger, 28, give vent to anger end anti-disengaging structure, 30, first filter layer, 32, second filter layer, 40, the hygroscopic layer, 50, humidity display card.
Detailed Description
The invention is further explained below with reference to the drawings and examples.
All the orientations referred to in the present specification are based on the orientations shown in the drawings, and only represent relative positional relationships, not absolute positional relationships.
As shown jointly in figure 1 and figure 2, an oxygen discharge filter equipment that medical hyperbaric oxygen cabin indicated with high flux bacterium virus humidifying, including the shell, be equipped with filtering material in the shell, still be equipped with humidity detection part in the shell, humidity detection part is used for detecting the humidity in the oxygen discharge filter equipment, can accurate definite oxygen discharge filter equipment change's node according to the testing result, can remind medical personnel timely change to avoid causing cross infection because of oxygen discharge filter equipment inefficacy.
As shown in fig. 1 and 2, the housing is a transparent or translucent housing, and further preferably, the housing is made of medical grade polypropylene and is formed by injection molding.
As shown in fig. 1 and 2, the housing includes an inlet end housing 10 and an outlet end housing 20 that are snap-fitted together. In the present embodiment, the humidity detecting member is preferably a humidity display card 50, and the humidity display card 50 is attached and fixed to the inner wall of the air outlet end casing 20. When the air humidity at the air outlet end of the oxygen discharge filtering device reaches a specified value, the humidity display card 50 can change the color, namely, the fact that the filtering material in the oxygen discharge filtering device loses the filtering effect is proved, and the oxygen discharge filtering device reaches the replacing node, so that even if the oxygen discharge filtering device does not reach the service time, medical personnel can be timely reminded to replace the oxygen discharge filtering device, and cross infection is avoided. The humidity display card 50 is simple and convenient to use, and low in cost, and is a preferred solution of the present embodiment, but in practical application, the humidity detection component is not limited to the humidity display card, and other electronic components with a humidity detection function may also be used.
As shown in fig. 1 and fig. 2, a radially extending inlet casing edge 14 is provided at the end of the inlet casing 10 that is fastened to the outlet casing 20, and a radially extending outlet casing edge 26 is provided at the end of the outlet casing 20 that is fastened to the inlet casing 10. An inlet end shell side wall 16 extending towards the outlet end shell 20 is arranged at the edge part of the inlet end shell edge 14, an outlet end shell side wall 24 extending towards the inlet end shell 10 is arranged at the edge part of the outlet end shell edge 26, and the inlet end shell side wall 16 is buckled at the outer side of the outlet end shell side wall 24. In this embodiment, it is preferable that an inwardly recessed groove 240 is formed on the outer side of the outlet end housing sidewall 24, the inlet end housing sidewall 16 is fastened in the groove 240, and the outer surface of the inlet end housing sidewall 16 after fastening is flush with the outer surface of the outlet end housing sidewall 24.
As shown in fig. 1, the inlet end housing 10 is provided with an axially extending oxygen inlet 12, and the outlet end housing 20 is provided with an axially extending oxygen outlet 22. The preferred oxygen extraction air inlet 12 of this embodiment and the oxygen extraction gas outlet 22 are the toper structure, and the setting of toper structure can increase and filter area of contact, alleviates respiratory resistance, strengthens the filter effect, is the preferred structure of this embodiment.
As shown in fig. 1, the ends of the oxygen inlet 12 and the oxygen outlet 22 are respectively provided with an anti-separation structure protruding radially, which is respectively referred to as an inlet-end anti-separation structure 18 and an outlet-end anti-separation structure 28, so as to effectively prevent the connecting pipe from falling off.
As shown collectively in fig. 1 and 2, the perimeter of the filter material is fixedly clamped between the inlet end housing rim 14 and the outlet end housing rim 26. The filter material includes two filter layers, namely a first filter layer 30 and a second filter layer 32, and a moisture absorption layer 40, wherein the first filter layer 30 is defined as the filter layer near the inlet housing 10, and the second filter layer 32 is defined as the filter layer near the outlet housing 20.
As shown in fig. 1 and fig. 2, in the present embodiment, the first filter layer 30 is preferably made of a polypropylene melt-blown material, and preferably has a fiber diameter of 0.5 to 10 μm, so as to primarily filter viruses and buffer the moisture absorption layer 40. The filtering efficiency of the first filtering layer 30 to the sodium chloride aerosol with the diameter of (0.24 +/-0.06) mu m is not lower than 30 percent under the condition of the air flow rate (30 +/-2) L/min; the filtering efficiency of the staphylococcus aureus aerosol with the average particle diameter of (3 +/-0.3) mu m is more than or equal to 95 percent; can block > 90% of 5 μm particles; the permeability to 0.3 μm particles was 18.3%.
As shown in fig. 1 and 2, in the present embodiment, the moisture absorption layer 40 is preferably made of one of activated alumina and silica gel desiccant, and can absorb moisture in the patient's exhaled air and reduce the resistance of the second filter layer 32.
As shown in fig. 1 and 2, in the present embodiment, the second filter layer 32 is preferably made of polypropylene melt-blown material, so that the gas exhaled by the patient can pass through the second filter layer more easily after being filtered by the first filter layer 30 and the moisture absorption layer 40. The filtering efficiency of the second filtering layer 32 to the sodium chloride aerosol with the diameter of (0.24 +/-0.06) mu m is more than or equal to 95 percent under the condition of the air flow rate (85 +/-2) L/min; the particle filtering efficiency of the mask filter material is not less than 95%.
The utility model discloses oxygen discharge filter equipment that medical hyperbaric oxygen cabin was instructed with high flux bacterium virus humidifying is through setting up the humidity display card, can be very audio-visual instruction oxygen discharge filter equipment whether need change for medical personnel can be timely change oxygen discharge filter equipment, thereby can effectually avoid because of the cross infection that oxygen discharge filter equipment became invalid and cause.
The reference of the features with sequence numbers (such as the first filter layer and the second filter layer) in this specification is only for distinguishing technical features, and does not represent the position relationship, the assembly sequence, the working sequence and the like among the technical features.
The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without creative labor from the above conception, and all the changes fall within the protection scope of the present invention.
Claims (10)
1. Oxygen discharge filter equipment that medical hyperbaric oxygen cabin was instructed with high flux bacterium virus humidifying, which comprises an outer shell, be equipped with filtering material in the shell, its characterized in that, still be equipped with humidity detection part in the shell, humidity detection part is used for detecting humidity in the oxygen discharge filter equipment is confirmed according to the testing result whether oxygen discharge filter equipment needs to be changed.
2. The oxygen discharge filtering device for high flux bacteria and virus humidification indication for medical hyperbaric oxygen chamber of claim 1, wherein the humidity detecting part is a humidity display card and the housing is a transparent or semitransparent housing.
3. The oxygen discharge filtering device for the medical hyperbaric oxygen chamber high-flux bacteria and virus humidification indication according to claim 2, wherein the shell comprises an air inlet end shell and an air outlet end shell which are buckled into a whole, and the humidity display card is attached and fixed on the inner wall of the air outlet end shell.
4. The oxygen discharge filtering device with high flux bacteria and virus humidification indication for the medical hyperbaric oxygen chamber of claim 3, wherein the end part of the air inlet end shell body buckled with the air outlet end shell body is provided with an air inlet end shell body edge which extends radially, the end part of the air outlet end shell body buckled with the air inlet end shell body is provided with an air outlet end shell body edge which extends radially, and the periphery of the filtering material is clamped and fixed between the air inlet end shell body edge and the air outlet end shell body edge.
5. The oxygen discharge filtering device with high flux bacteria and virus humidification indication for the medical hyperbaric oxygen chamber of claim 4, wherein the edge part of the edge of the air inlet end shell is provided with an air inlet end shell side wall extending towards the direction of the air outlet end shell, the edge part of the edge of the air outlet end shell is provided with an air outlet end shell side wall extending towards the direction of the air inlet end shell, and the air inlet end shell side wall is buckled at the outer side of the air outlet end shell side wall.
6. The oxygen discharge filtering device for the medical hyperbaric oxygen chamber high-flux bacteria and virus humidification indication according to claim 5, wherein the outer side of the side wall of the air outlet end shell is provided with an inward concave groove, and the side wall of the air inlet end shell is buckled in the groove.
7. The oxygen discharge filtering device for the high flux bacteria and virus humidification indication for the medical hyperbaric oxygen chamber of claim 2, wherein the shell is made of medical grade polypropylene.
8. The oxygen discharge filtering device with high flux bacteria and virus humidification indication for medical hyperbaric oxygen chamber of claim 4, wherein the air inlet end shell is provided with an oxygen discharge air inlet extending axially, the air outlet end shell is provided with an oxygen discharge air outlet extending axially, and the oxygen discharge air inlet and the oxygen discharge air outlet are both cone-shaped structures.
9. The oxygen discharge filtering device for high flux bacteria and virus humidification indication for medical hyperbaric oxygen chamber of claim 8, wherein the ends of the oxygen discharge inlet and the oxygen discharge outlet are provided with anti-dropping structures protruding in radial direction.
10. The oxygen discharge filter device for the medical hyperbaric oxygen chamber high-flux bacteria and virus humidification indication as claimed in claim 1, wherein the filter material comprises two filter layers and a moisture absorption layer sandwiched between the two filter layers, the filter layers are made of polypropylene melt-blown materials, and the moisture absorption layer is made of one of activated alumina or silica gel desiccant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020452207.3U CN212913680U (en) | 2020-04-01 | 2020-04-01 | Oxygen discharge filtering device for high-flux bacterial virus humidification indication for medical hyperbaric oxygen chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020452207.3U CN212913680U (en) | 2020-04-01 | 2020-04-01 | Oxygen discharge filtering device for high-flux bacterial virus humidification indication for medical hyperbaric oxygen chamber |
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| Publication Number | Publication Date |
|---|---|
| CN212913680U true CN212913680U (en) | 2021-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020452207.3U Active CN212913680U (en) | 2020-04-01 | 2020-04-01 | Oxygen discharge filtering device for high-flux bacterial virus humidification indication for medical hyperbaric oxygen chamber |
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| Country | Link |
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| CN (1) | CN212913680U (en) |
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- 2020-04-01 CN CN202020452207.3U patent/CN212913680U/en active Active
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Inventor after: Ma Mingzhen Inventor after: Li Guoqing Inventor after: Sun Chunhua Inventor after: Xu Jing Inventor after: Ma Junshi Inventor after: Li Wei Inventor after: Gu Jian Inventor after: Meng Xiangdong Inventor before: Ma Mingzhen Inventor before: Li Guoqing Inventor before: Sun Chunhua Inventor before: Xu Jing Inventor before: Ma Junshi Inventor before: Liu Wei Inventor before: Gu Jian Inventor before: Meng Xiangdong |