CN110638594A - Micro-pressure oxygen cabin - Google Patents
Micro-pressure oxygen cabin Download PDFInfo
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- CN110638594A CN110638594A CN201910915097.1A CN201910915097A CN110638594A CN 110638594 A CN110638594 A CN 110638594A CN 201910915097 A CN201910915097 A CN 201910915097A CN 110638594 A CN110638594 A CN 110638594A
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- oxygen
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- chamber
- cabin
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G10/00—Treatment rooms or enclosures for medical purposes
- A61G10/02—Treatment rooms or enclosures for medical purposes with artificial climate; with means to maintain a desired pressure, e.g. for germ-free rooms
- A61G10/023—Rooms for the treatment of patients at over- or under-pressure or at a variable pressure
- A61G10/026—Rooms for the treatment of patients at over- or under-pressure or at a variable pressure for hyperbaric oxygen therapy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C13/00—Details of vessels or of the filling or discharging of vessels
- F17C13/002—Details of vessels or of the filling or discharging of vessels for vessels under pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2201/00—Vessel construction, in particular geometry, arrangement or size
- F17C2201/05—Size
- F17C2201/056—Small (<1 m3)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0602—Wall structures; Special features thereof
- F17C2203/0612—Wall structures
- F17C2203/0626—Multiple walls
- F17C2203/0629—Two walls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2203/00—Vessel construction, in particular walls or details thereof
- F17C2203/06—Materials for walls or layers thereof; Properties or structures of walls or their materials
- F17C2203/0634—Materials for walls or layers thereof
- F17C2203/0658—Synthetics
- F17C2203/066—Plastics
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2221/00—Handled fluid, in particular type of fluid
- F17C2221/01—Pure fluids
- F17C2221/011—Oxygen
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/01—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the phase
- F17C2223/0107—Single phase
- F17C2223/0123—Single phase gaseous, e.g. CNG, GNC
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2223/00—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel
- F17C2223/03—Handled fluid before transfer, i.e. state of fluid when stored in the vessel or before transfer from the vessel characterised by the pressure level
- F17C2223/035—High pressure (>10 bar)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/03—Dealing with losses
- F17C2260/035—Dealing with losses of fluid
- F17C2260/036—Avoiding leaks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/02—Applications for medical applications
- F17C2270/025—Breathing
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Accommodation For Nursing Or Treatment Tables (AREA)
Abstract
The invention provides a micro-pressure oxygen chamber, relates to the technical field of oxygen chambers, and mainly aims to solve the technical problem that a common oxygen chamber in the prior art is difficult to adapt to a high-altitude low-temperature working environment. The micro-pressure oxygen cabin comprises a cabin body and a cabinet which are connected through a gas pipe, wherein an oxygen generating device is arranged in the cabinet, oxygen manufactured by the oxygen generating device is conveyed into the cabin body through the gas pipe, a cavity for containing oxygen and a human body is arranged in the cabin body, and an opening for the human body to come in and go out is arranged on the side wall of the cabin body, so that the human body can conveniently enter the cabin body through the opening to perform high-pressure oxygen therapy; the cabin body is of a double-layer structure and comprises an outer layer and an inner layer structure, the cavity is positioned in the inner layer, and the outer surface area of the inner layer is not less than the inner surface area of the outer layer; when the cavity is filled with oxygen, the inner layer is attached to the inner side surface of the outer layer under the pressure action of the oxygen so as to transfer the air pressure borne by the inner layer to the outer layer. The invention is used for providing a micro-pressure oxygen chamber which is more suitable for being used in a plateau area.
Description
Technical Field
The invention relates to the technical field of oxygen chambers, in particular to a micro-pressure oxygen chamber capable of adapting to high altitude and low temperature environments.
Background
The main factors influencing the human health in the plateau environment are low pressure and oxygen deficiency, the higher the altitude is, the lower the atmospheric pressure is, the lower the oxygen partial pressure in the atmosphere is, the lower the oxygen content is, and the more serious the oxygen deficiency is. The chronic injury of the plateau environment to the organism is accumulated day by day, the longer the residence time is, the higher the morbidity of chronic diseases of the heart, the brain and the kidney is, the heavier the disease condition is, and the larger the harm is; the altitude of the medical altitude is limited to 3000 meters for a long time in China, because the altitude is higher than the altitude, obvious low-pressure anoxia occurs, and altitude diseases are easy to occur. Therefore, working in the plateau environment for a long time is faced with the conditions of high cold and oxygen deficiency, and therefore, certain treatment measures need to be provided for workers in the plateau environment to solve the problem.
Research shows that the pressure oxygen therapy has good health care effect on conditions such as altitude reaction, altitude anoxia, sleep quality reduction and the like, is the safest, most economic and most definite oxygen supply mode at present, and cannot be compared with or replaced by any other oxygen supply method. However, the conventional micro-pressure oxygen chamber is designed mainly for the plain working environment and is very susceptible to the influence of high altitude climate and low temperature working environment and damaged when used on the plateau, so that in order to solve the problem, the development of a micro-pressure oxygen chamber which can better adapt to the plateau low temperature environment is urgently needed.
Disclosure of Invention
The invention aims to provide a micro-pressure oxygen chamber to solve the technical problem that a common oxygen chamber in the prior art is difficult to adapt to a high-altitude low-temperature working environment. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a micro-pressure oxygen chamber, which comprises a chamber body and a case which are connected through a gas pipe, wherein an oxygen generating device is arranged in the case, oxygen generated by the oxygen generating device is conveyed into the chamber body through the gas pipe, a cavity for containing oxygen and a human body is arranged in the chamber body, and an opening for the human body to come in and go out is arranged on the side wall of the chamber body, so that the human body can conveniently enter the chamber body through the opening for high-pressure oxygen therapy;
the cabin body is of a double-layer structure and comprises an outer layer and an inner layer structure, the cavity is positioned in the inner layer, and the outer surface area of the inner layer is not smaller than the inner surface area of the outer layer; when the cavity is filled with oxygen, the inner layer is attached to the inner side surface of the outer layer under the pressure effect of the oxygen so as to transfer the air pressure applied to the inner layer to the outer layer.
The micro-pressure oxygen cabin comprises a case for oxygen generation and a cabin body for human body treatment, wherein the cabin body is of a double-layer structure, the surface area of the inner cabin body is not smaller than the inner surface area of the outer cabin body, and the inner cabin body can realize the sealing of a cavity, so that when the inner cabin body is inflated to reach a high-pressure environment, the inner cabin body can be attached to the inner side wall of the outer cabin body and conducts air pressure to the outer cabin body, the inner cabin body only has a sealing function, and the outer cabin body mainly plays a role in pressure resistance; through setting up the effectual resistance to compression and the sealed function split of the oxygen cabin body of double-deck cabin body in two structures, effectively improved the durability and the life of the cabin body.
In the above technical scheme, preferably, the cabin body is further provided with an air inlet connector, the air inlet connector is connected with the air conveying pipe and can be communicated with or seal the air conveying pipe and the cavity, so that the oxygen amount in the cavity is controlled to be input through the air conveying pipe.
In the above technical solution, preferably, the opening is provided with a sealing device, and the interior of the cabin body can be controlled to be communicated or isolated from the external environment through the sealing device; the sealing device comprises an outer zipper, an inner zipper and a sealing strip arranged between the outer zipper and the inner zipper, wherein the outer zipper is arranged on the outer layer, the inner zipper is arranged on the inner layer, the sealing strip is positioned on the inner side of the outer layer or the outer side of the inner layer and extends to a position between the outer zipper and the inner zipper, and when the oxygen is filled in the cabin, two sides of the sealing strip are respectively attached to the inner zipper and the outer zipper so as to keep the sealing state of the oxygen containing space.
The sealing device can better realize the sealing of the opening of the double-layer cabin body, and avoid the oxygen leakage of the cabin body when in use; meanwhile, when the cabin body needs to be opened, along with the reduction of the air pressure in the cabin body, a gap is formed between the sealing strip and the outer zipper or the inner zipper under the action of pressure, so that the convection of the air inside and outside the cabin body is facilitated, and the suffocation condition is avoided.
In the above technical solution, preferably, the cabin body is further provided with a negative pressure gauge, and the negative pressure gauge is connected to the cavity and used for measuring and displaying the air pressure in the cabin body.
In the above technical solution, preferably, the cabin body is further provided with a manual regulating valve for regulating the air pressure in the cabin body, and the manual regulating valve can actively connect or close the cavity inside the cabin body and the external environment, so as to regulate the air pressure in the cabin body.
In the above technical solution, preferably, the manual regulating valve includes a pressure increasing valve and a pressure reducing valve, wherein the pressure increasing valve is located outside the cabin body, and the pressure reducing valve is located inside the cabin body; the pressure reducing valve inside the cabin facilitates the regulation of air pressure inside the cabin based on the feeling of the user, and this can reduce pain and facilitate the selection of cabin time for the user inside the cabin based on his actual condition.
In the above technical solution, preferably, the safety valve further includes a valve body, a screw rod and a valve, the valve and the valve body are respectively located at the inner side and the outer side of the cabin body, one end of the screw rod is fixed at the center of the valve, and the other end of the screw rod penetrates through the valve body and extends outwards, so that the valve moves up and down along the length direction of the screw rod relative to the valve body, and a cushion pad is arranged at the intersection of the valve and the valve body; when the air pressure in the cavity is lower than the air pressure in the external environment, the valve automatically descends to connect the cavity and the external environment, and when the air pressure in the cavity is higher than the air pressure in the external environment, the valve presses the valve body forwards to isolate the cavity from the external environment.
In the above technical solution, preferably, the outer layer is made of a nylon single-sided-coated thermoplastic polyurethane elastomer rubber material.
Compared with the traditional cabin body material, the nylon single-sided-pasted thermoplastic polyurethane elastomer rubber material has better flexibility, stronger compressive resistance, better tensile toughness and more stable material molecular structure, and also solves the problem that the strength of the traditional double-sided-pasted polyurethane resin is damaged to the thermoplastic nylon material.
In the above technical solution, preferably, the joining part of the outer layer is processed by a sewing process.
Compared with the traditional high-frequency welding, the outer layer is spliced by adopting a sewing process, so that the problem of poor pressure resistance of the cabin body can be effectively solved, and the problems of air leakage and cracking of the cabin body are avoided.
In the above technical scheme, preferably, the inner layer is made of elastic cotton cloth with a single-sided thermoplastic polyurethane elastomer rubber material, and the splicing part is processed by a high-frequency welding process.
The inner cabin body is made of elastic Cotton cloth and Thermoplastic polyurethane elastomer rubber materials (Cotton and Blends/Thermoplastic polyurethanes) are stuck on one surface, wherein the Thermoplastic polyurethane elastomer rubber materials and the Cotton cloth base cloth are fixed together through online tape casting and laminating technology, the peeling strength is extremely high, and meanwhile, the production process is clean and pollution-free due to the simplification of a hot melting mode. In addition, the splicing part of the inner cabin body is processed by adopting a high-frequency welding process, the processing mode can ensure that the strength of the splicing part of the inner layer is better, the surface effect is more perfect, the heat seal welding is firm, and the inner layer is extremely resistant to impact and compression, thereby ensuring that the inner layer is more suitable for the harsh working environment.
In the above technical solution, preferably, the outer side of the cabin body is further provided with a handrail frame, and the handrail frame is sleeved on the outer peripheral side of the cabin body and used for fixing the cabin body and avoiding the rotation of the cabin body.
Compared with the prior art, the invention provides the micro-pressure oxygen chamber which is provided with a double-layer chamber body structure, so that the high-pressure resistance and the sealing performance required by the traditional micro-pressure oxygen chamber during working are respectively split to two layers of different structures, different TPU materials and different processing technologies are respectively selected according to the compression resistance requirement and the sealing requirement for processing, the capacity of the oxygen chamber for resisting high pressure and low temperature is greatly improved, and the service life of a high-pressure oxygen layer is effectively prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the micro-pressure oxygen chamber of the present invention;
FIG. 2 is a schematic view of the structure of the enclosure of FIG. 1;
FIG. 3 is a schematic view of the seal of FIG. 2;
fig. 4 is a schematic view of the safety valve of fig. 2.
In the figure: 1. a cabin body; 11. a cavity; 12. an outer layer; 13. an inner layer; 2. a chassis; 21. a gas delivery pipe; 3. an air inlet joint; 4. a sealing device; 41. an outer zipper; 42. an inner zipper; 43. sealing the strip; 5. a negative pressure gauge; 6. a manual regulating valve; 7. a safety valve; 71. a valve body; 72. a screw; 73. a valve; 74. a cushion pad; 8. an armrest frame.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations or positional relationships based on those shown in fig. 1, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be considered as limiting the present invention.
FIG. 1 is a schematic view of the overall structure of the micropressure oxygen chamber according to the invention; as can be clearly seen from the figure, the micro-pressure oxygen cabin mainly comprises a cabin body and a machine box, wherein an oxygen generating device is arranged in the machine box, oxygen generated by the oxygen generating device is conveyed into a cavity of the cabin body through an air conveying pipe between the two devices, and a handrail frame for preventing the cabin body from rolling and a sealing device for preventing the cabin body from leaking air are arranged on the outer periphery side of the cabin body.
FIG. 2 is a schematic view of the structure of the enclosure of FIG. 1; as can be clearly seen from the figure, the periphery of the cabin body is provided with an air inlet connector, a negative pressure meter, a manual regulating valve and a safety valve besides the handrail frame and the sealing device, wherein the air inlet connector is communicated with the air conveying pipe, the negative pressure meter is used for displaying the air pressure of the cavity in the cabin body in real time, the manual regulating valve is used for manually regulating the air pressure in the cabin body by a user or a doctor according to the actual condition, and the safety valve is used for ensuring that the air pressure in the cabin body can be maintained within a safety value and avoiding the overhigh air pressure in.
FIG. 3 is a schematic view of the seal of FIG. 2; the sealing device comprises an outer zipper, an inner zipper and a sealing strip positioned between the outer zipper and the inner zipper, when the air pressure in the cabin body is normal air pressure, a gap exists between the sealing strip and the inner zipper and the outer zipper, and convection and gas exchange can be realized between the cavity of the cabin body and the external environment at the moment, so that the suffocation condition is avoided; along with the rising of the air pressure in the cavity of the cabin body, the gap between the sealing strip and the outer zipper and/or the inner zipper is gradually reduced under the action of the air pressure until the gap disappears, and at the moment, the sealing strip can effectively seal the inner layer.
FIG. 4 is a schematic view of the relief valve of FIG. 2; the safety valve comprises a valve body, a screw rod and a valve, wherein the valve is positioned in the cabin body valve body, the valve body is positioned outside the cabin body valve body or arranged on the cabin body valve body in a penetrating way, one end of the screw rod is fixed in the center of the valve, and the other end of the screw rod penetrates through the valve body and is fixed with the pull ring; the valve can move up and down relative to the valve body under the action of the screw rod, and a cushion pad is arranged at the contact part of the valve and the bottom of the valve body so as to be sealed and attached to the valve and the valve body; when the air pressure in the cavity is lower than the external air pressure, the pressure stored by the spring in the safety valve is matched with the gravity of the screw rod and the valve to act downwards together, so that the valve automatically descends to connect the cavity and the outside, and when the air pressure in the cavity is higher than the external air pressure, the valve presses the bottom of the valve body forwards to isolate the cavity from the outside. During the process of inflating the cabin body, the valve can be pressed by hands, and the valve can be automatically closed by loosening the hands after a certain time.
As shown in fig. 1-4, the invention provides a micro-pressure oxygen chamber, which comprises a chamber body 1 and a cabinet 2 connected by a gas pipe 21, wherein an oxygen generator is arranged in the cabinet 2, oxygen produced by the oxygen generator is conveyed into the chamber body 1 by the gas pipe 21, a cavity 11 for containing oxygen and a human body is arranged in the chamber body 1, an opening for the human body to come in and go out is arranged on the side wall of the chamber body 1, so that the human body can conveniently enter the chamber body 1 through the opening for high-pressure oxygen therapy, and the structure of the micro-pressure oxygen chamber is shown in fig. 1.
Specifically, the opening is disposed on the outer periphery of the cabin 1, and may be located on the side of the cabin 1 or on the top of the cabin 1.
In order to prolong the service life of the capsule body 1, the capsule body 1 is arranged to be of a double-layer structure, and comprises an outer layer 12 and an inner layer 13, wherein a cavity 11 for containing oxygen and human body is positioned inside the inner layer 13; the outer surface area of the inner layer 13 of the capsule body 1 is not less than the inner surface area of the outer layer 12, therefore, when the cavity 11 is filled with oxygen, the inner layer 13 is attached to the inner side surface of the outer layer 12 under the air pressure effect of the oxygen so as to transfer the air pressure borne by the inner layer 13 to the outer layer 12, the inner layer 13 is only responsible for realizing the sealing of the cavity 11, therefore, when the capsule body 1 of the inner layer 13 is inflated to reach a high-pressure environment, the capsule body 1 of the inner layer 13 is attached to the inner side wall of the capsule body 1 of the outer layer 12 and conducts the air pressure to the capsule body 1 of the outer layer 12, the capsule body 1 of the inner layer 13 only; through setting up the effectual resistance to compression and the sealed function split of the cabin body 1 of double-deck cabin body 1 in two structures, effectively improved the durability and the life of the cabin body 1.
It should be noted that, when the cabin 1 works, the internal pressure of the cabin should be maintained at about 0.13 MPa.
As an optional embodiment, the cabin body 1 is further provided with an air inlet connector 3, and the air inlet connector 3 is connected with the air delivery pipe 21 and can be used for communicating or sealing the air delivery pipe 21 and the cavity 11, so as to control the amount of oxygen input into the cavity 11 through the air delivery pipe 21.
As an optional embodiment, a sealing device 4 is disposed at the opening, and the interior of the cabin 1 can be controlled to be communicated or isolated from the external environment through the sealing device 4; the sealing device 4 comprises an outer zipper 41, an inner zipper 42 and a sealing strip 43 arranged between the outer zipper 41 and the inner zipper 42, wherein the outer zipper 41 is arranged on the outer layer 12, the inner zipper 42 is arranged on the inner layer 13, the sealing strip 43 is positioned on the inner side of the outer layer 12 or the outer side of the inner layer 13 and extends to the position between the outer zipper 41 and the inner zipper 42, and when the cabin 1 is filled with oxygen, two sides of the sealing strip 43 are respectively attached to the inner zipper 42 and the outer zipper 41 so as to keep the sealing state of the oxygen containing space.
The sealing device 4 can better seal the opening of the double-layer cabin body 1, so as to avoid oxygen leakage when the cabin body 1 is used; meanwhile, when the cabin body 1 needs to be opened, along with the reduction of the air pressure in the cabin body 1, a gap is formed between the sealing strip and the outer zipper 41 or the inner zipper 42 under the action of pressure, so that the convection of the air inside and outside the cabin body 1 is facilitated, and the situation of suffocation is avoided.
Therefore, the sealing strips 43 need to be laid flat and cannot be broken when in use, otherwise, air leakage can occur due to the failure of effective sealing of the cabin body 1, and the air pressure cannot meet the treatment requirement.
As an optional embodiment, a negative pressure gauge 5 is further installed on the cabin 1, and the negative pressure gauge 5 is connected to the cavity 11 for measuring and displaying the air pressure inside the cabin 1.
As an optional embodiment, the cabin 1 is further provided with a manual adjusting valve 6 for adjusting the air pressure inside the cabin 1, and the manual adjusting valve 6 can actively connect or close the cavity 11 inside the cabin 1 with the external environment, so as to adjust the air pressure inside the cabin 1.
The manual adjusting valve 6 can flexibly adjust the sealing degree of the cabin body 1 in a screwing or unscrewing mode, so that the air pressure in the cabin body 1 can be manually adjusted.
As an alternative embodiment, the manual regulating valve 6 comprises a pressure increasing valve and a pressure reducing valve, wherein the pressure increasing valve is positioned outside the cabin 1, and the pressure reducing valve is positioned inside the cabin 1; the pressure reducing valve positioned on the inner side of the cabin body 1 is convenient for a user to adjust air pressure in the cabin body 1 according to own feeling, so that the pain degree is relieved, and in addition, the user positioned in the cabin body 1 can select cabin outlet time according to own actual conditions conveniently. As an optional embodiment, the safety valve 7 is further included, the safety valve 7 includes a valve body 71, a screw 72 and a valve 73, the valve 73 and the valve body 71 are respectively located at the inner side and the outer side of the cabin 1, one end of the screw 72 is fixed at the center of the valve 73, the other end of the screw passes through the valve body 71 and extends outwards, so that the valve 73 moves up and down relative to the valve body 71 along the length direction of the screw 72, and a cushion pad 74 is arranged at the intersection of the valve 73 and the valve body; when the air pressure in the cavity 11 is lower than the air pressure in the external environment, the valve 73 automatically descends to connect the cavity 11 with the external environment, and when the air pressure in the cavity 11 is higher than the air pressure in the external environment, the valve 73 presses the valve body 71 forward to isolate the cavity 11 from the external environment.
Specifically, the cushion pad 74 is of an annular structure, and the cushion pad 74 is made of a silicone material and can be sealingly attached between the valve 73 and the valve body 71.
It should be noted that the safety valve 7 is not shielded during use, so as to avoid accidents.
The TPU high polymer material has good elasticity and wear resistance, the elastic modulus of the TPU high polymer material is 10-1000 Mpa, and the wear resistance, the tear resistance and the bending strength are all excellent. Meanwhile, the PVC has very good low temperature resistance, can usually reach-50 ℃, can replace various fields in which common PVC cannot be applied due to low-temperature embrittlement, and is particularly suitable for products related to cold zones. The TPU material can still maintain good elasticity, flexibility and other physical properties at the temperature of 35 ℃ below zero, so that the TPU material is very suitable for being used in high-altitude low-temperature environments such as Qinghai-Tibet plateau.
In addition, compared with traditional plastic materials such as PVC, EVA, butyl rubber and the like, the TPU not only has the excellent characteristics of environmental protection, no toxicity, mildew resistance, bacteria resistance, wear resistance, corrosion resistance, biocompatibility and the like, but also has excellent performances in the aspects of bending and tearing resistance, acid and alkali oil resistance, aging and oxidation resistance and the like. In addition, the TPU also has better hydrolysis resistance and low temperature resistance, and has good mildew resistance and antibacterial property, so the TPU is very suitable for water sports products and medical products.
In an alternative embodiment, the outer layer 12 is formed of a nylon single-sided thermoplastic polyurethane elastomer rubber material.
Compared with the traditional cabin body 1 material, the nylon single-sided-pasted thermoplastic polyurethane elastomer rubber material has better flexibility, stronger compressive resistance, better tensile toughness and more stable material molecular structure, and also solves the problem that the strength of the traditional double-sided-pasted polyurethane resin is damaged to the thermoplastic nylon material.
As an alternative embodiment, the outer layer 12 is formed by stitching.
Compared with the traditional high-frequency welding, the outer layer 12 is spliced by adopting a sewing process, so that the problem of poor pressure resistance of the cabin body 1 can be effectively solved, and the problems of air leakage and cracking of the cabin body 1 are avoided.
As an alternative embodiment, the inner layer 13 is made of elastic cotton cloth and thermoplastic polyurethane elastomer rubber material stuck on the single side of the elastic cotton cloth, and the splicing position of the elastic cotton cloth is processed by a high-frequency welding process.
The inner layer 13 of the cabin body 1 is made of elastic Cotton cloth and Thermoplastic polyurethane elastomer rubber materials (Cotton and Blends/Thermoplastic polyurethanes) are stuck on one side, wherein the Thermoplastic polyurethane elastomer rubber materials and the Cotton cloth base cloth are fixed together by on-line tape casting and laminating technology, the peeling strength is extremely high, and meanwhile, the hot melting mode is simplified, so that the production process is clean and pollution-free. In addition, the splicing part of the cabin body 1 of the inner layer 13 is formed by adopting a high-frequency welding process, the processing mode can ensure that the strength of the splicing part of the inner layer 13 is better, the surface effect is more perfect, the heat seal welding is firm, and the inner layer is extremely resistant to impact and compression, so that the inner layer 13 is more suitable for the severe working environment.
As an optional embodiment, the outer side of the cabin 1 is further provided with an armrest frame 8, and the armrest frame 8 is sleeved on the outer peripheral side of the cabin 1 and is used for fixing the cabin 1 and preventing the cabin 1 from rotating.
When in use, the micro-pressure oxygen chamber can lead the air pressure in the chamber body 1 to reach 1.1 to 1.5 atmospheres, and the optimal air pressure is 1.3 atmospheres.
In addition, for the convenience of controlling this minute-pressure oxygen cabin, still set up the built-in wireless device of quick-witted case 2, this quick-witted case 2 can be through this wireless device connection network, and medical personnel can be through this minute-pressure oxygen cabin work of cell-phone APP control supporting with this minute-pressure oxygen cabin and adjust its running state, also can look over the running state in oxygen cabin at any time through this APP simultaneously.
As an optional implementation manner, a positioning device is further disposed in the micro-pressure oxygen chamber, the positioning device may be mounted on the chamber body 1 or the case 2, and a user may view the position information of the micro-pressure oxygen chamber through the APP.
When the micro-pressure oxygen chamber is used, the internal air pressure of the micro-pressure oxygen chamber is basically maintained to be about 0.13 MPa.
It should be noted that, the cabin body 1 is also provided with a gas composition detector for detecting the oxygen content in the cabin, and the oxygen generator stops generating oxygen when the oxygen concentration in the micro-pressure oxygen cabin reaches 30%.
Compared with the traditional medical hyperbaric oxygen chamber, the micro-hyperbaric oxygen chamber is mainly used for auxiliary treatment, prevention and health care.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. A micro-pressure oxygen cabin is characterized by comprising a cabin body and a cabinet which are connected through a gas pipe, wherein an oxygen generating device is arranged in the cabinet, oxygen generated by the oxygen generating device is conveyed into the cabin body through the gas pipe, a cavity for containing oxygen and a human body is arranged in the cabin body, and an opening for the human body to come in and go out is arranged on the side wall of the cabin body, so that the human body can conveniently enter the cabin body through the opening to perform high-pressure oxygen therapy;
the cabin body is of a double-layer structure and comprises an outer layer and an inner layer structure, the cavity is positioned in the inner layer, and the outer surface area of the inner layer is not smaller than the inner surface area of the outer layer; when the cavity is filled with oxygen, the inner layer is attached to the inner side surface of the outer layer under the pressure effect of the oxygen so as to transfer the air pressure applied to the inner layer to the outer layer.
2. The micro-pressure oxygen chamber as claimed in claim 1, wherein the chamber body is further provided with an air inlet connector, the air inlet connector is connected with the air delivery pipe and can communicate or close the air delivery pipe and the cavity, thereby controlling the amount of oxygen input into the cavity through the air delivery pipe.
3. The micro-pressure oxygen chamber as claimed in claim 1, wherein the opening is provided with a sealing device, and the inside of the chamber body can be controlled to be communicated or isolated from the external environment through the sealing device; the sealing device comprises an outer zipper, an inner zipper and a sealing strip arranged between the outer zipper and the inner zipper, wherein the outer zipper is arranged on the outer layer, the inner zipper is arranged on the inner layer, the sealing strip is positioned on the inner side of the outer layer or the outer side of the inner layer and extends to a position between the outer zipper and the inner zipper, and when the oxygen is filled in the cabin, two sides of the sealing strip are respectively attached to the inner zipper and the outer zipper so as to keep the sealing state of the oxygen containing space.
4. The micro-pressure oxygen chamber as claimed in claim 1, wherein the chamber body is further provided with a negative pressure gauge, and the negative pressure gauge is connected with the cavity and used for measuring and displaying the air pressure in the chamber body.
5. The micro-pressure oxygen chamber as claimed in claim 1, wherein the chamber body is further provided with a manual regulating valve for regulating the air pressure in the chamber body, and the manual regulating valve can actively connect or close the cavity inside the chamber body with the external environment, thereby regulating the air pressure in the chamber body.
6. The micro-pressure oxygen chamber as claimed in claim 1, further comprising a safety valve, wherein the safety valve comprises a valve body, a screw rod and a valve, the valve and the valve body are respectively located at the inner side and the outer side of the chamber body, one end of the screw rod is fixed at the center of the valve, the other end of the screw rod passes through the valve body and extends outwards, so that the valve moves up and down relative to the valve body along the length direction of the screw rod, and a cushion pad is arranged at the intersection of the valve and the valve body; when the air pressure in the cavity is lower than the air pressure in the external environment, the valve automatically descends to connect the cavity and the external environment, and when the air pressure in the cavity is higher than the air pressure in the external environment, the valve presses the valve body forwards to isolate the cavity from the external environment.
7. The micro-pressure oxygen chamber as claimed in claim 1, wherein the outer layer is made of nylon single-sided thermoplastic polyurethane elastomer rubber material.
8. The micro-pressure oxygen chamber of claim 7, wherein the outer layer is formed by sewing.
9. The micro-pressure oxygen chamber as claimed in claim 1, wherein the inner layer is made of elastic cotton cloth with thermoplastic polyurethane elastomer rubber material adhered on one side, and the splicing part is processed by high frequency welding process.
10. The micro-pressure oxygen chamber as claimed in claim 1, wherein an armrest frame is further disposed on the outer side of the chamber body, and the armrest frame is disposed on the outer peripheral side of the chamber body for fixing the chamber body and preventing the chamber body from rotating.
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| CN201910915097.1A CN110638594A (en) | 2019-09-26 | 2019-09-26 | Micro-pressure oxygen cabin |
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| CN201910915097.1A CN110638594A (en) | 2019-09-26 | 2019-09-26 | Micro-pressure oxygen cabin |
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| CN111265379A (en) * | 2020-03-17 | 2020-06-12 | 胡毓铭 | Positive-pressure ion cabin and control method thereof |
| CN111513958A (en) * | 2020-05-28 | 2020-08-11 | 广东氧丰科技有限公司 | Sealing structure of cabin body connecting pipeline and isolation cabin with same |
| CN113545944A (en) * | 2021-07-08 | 2021-10-26 | 江苏强美医疗科技有限公司 | Computer monitoring method for hyperbaric oxygen chamber |
| CN114288125A (en) * | 2021-12-30 | 2022-04-08 | 中国人民解放军总医院 | Oxygen-enriched environment intelligent control system of medical shelter under plateau environment |
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Application publication date: 20200103 |