CN216197644U

CN216197644U - Closed cabin door

Info

Publication number: CN216197644U
Application number: CN202121742726.4U
Authority: CN
Inventors: 何君品; 杨铭轲
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2022-04-05
Anticipated expiration: 2031-07-28

Abstract

The utility model relates to the technical field of cabin doors, and discloses a closed cabin door which is applied to an oxygen cabin and comprises a cabin door, a door frame and an adjusting mechanism, wherein the door frame is fixed on the oxygen cabin; two ends of the adjusting mechanism are respectively and fixedly connected with the door frame and the cabin door so as to enable the cabin door to move relative to the door frame; the outer perimeter of the cabin door is larger than the inner perimeter of the door frame; when the atmospheric pressure inside the oxygen cabin is equal to the atmospheric pressure outside the oxygen cabin, the cabin door is displaced towards the inside of the oxygen cabin under the action of external force, so that the cabin door is separated from the door frame; the cabin door is in a door opening state, so that ventilation is facilitated; when the atmospheric pressure inside the oxygen cabin is greater than the atmospheric pressure outside the oxygen cabin, the periphery of the cabin door is abutted against the door frame to form a sealing structure, and compared with a buckle and a hinge adopted in the prior art, the sealing structure avoids the gap at the joint of the cabin door, so that the sealing effect is very obvious, the cabin door can be prevented from being opened by people with low behavior ability, and the safety of the oxygen cabin is improved.

Description

Closed cabin door

Technical Field

The utility model relates to the technical field of cabin doors, in particular to a closed cabin door.

Background

After entering the body, the daily breath of oxygen will dissolve into the blood, which is like a spoon of white sugar in water. The oxygen content of the blood of our body is closely related to the living environment of our life, and under the atmospheric pressure environment at present, because the oxygen content in the air is only one fifth, the oxygen entering the blood of our body is much less and less, and the requirement of human body can not be met. Therefore, scientists increase oxygen by three atmospheres to increase oxygen in the hyperbaric chamber with the increase of the pressure, and the amount of oxygen dissolved in blood in an environment of three atmospheres is increased by twenty-one times, which can greatly improve the health condition of human body.

And the manufacturing process of the oxygen chamber is more and more advanced, the oxygen chamber is only used in hospital places before, and the oxygen chamber is slowly close to the families of common people at present, so that the popularization rate of the oxygen chamber in the families is higher and higher. Since the oxygen cabin is medical equipment after all, and accidents are avoided when the oxygen cabin is used at home, the safety of the oxygen cabin is very important, the cabin door of the oxygen cabin in the prior art is generally movably connected with the door frame of the cabin door through a buckle or a hinge, and when the cabin door is in a closed state, the sealing performance of the cabin door of the oxygen cabin is not high due to the small gap at the joint of the buckle or the hinge, the cabin door is easy to be opened from the outside by users outside the oxygen cabin, and people with weak behavior such as children and the old can easily open the oxygen cabin without being monitored, so that danger is easy to occur. And the oxygen cabin is generally set to be opened from the inside of the door frame to the outside of the door frame, therefore, after the buckle or the hinge fails, the cabin door is easy to fly out from the inside of the door frame directly because the internal atmospheric pressure of the cabin door is higher than the external atmospheric pressure under the working condition, thereby causing the sudden pressure loss inside the oxygen cabin and having higher potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a closed cabin door, and aims to solve the technical problems of low sealing performance and low safety of an oxygen cabin door in the prior art.

The utility model provides a closed cabin door which is applied to an oxygen cabin, wherein the closed cabin door comprises a cabin door, a door frame and an adjusting mechanism, and the door frame is fixed on the oxygen cabin; two ends of the adjusting mechanism are respectively and fixedly connected with the door frame and the cabin door so as to enable the cabin door to move relative to the door frame;

the outer perimeter of the door is greater than the inner perimeter of the door frame;

when the atmospheric pressure inside the oxygen cabin is equal to the atmospheric pressure outside the oxygen cabin, the cabin door is displaced towards the inside of the oxygen cabin under the action of external force, so that the cabin door is separated from the door frame;

when the atmospheric pressure inside the oxygen cabin is greater than the atmospheric pressure outside the oxygen cabin, the periphery of the cabin door is abutted against the door frame.

Preferably, the closed cabin door is arranged obliquely above or obliquely above the oxygen cabin;

when the atmospheric pressure inside the oxygen cabin is equal to the atmospheric pressure outside the oxygen cabin, the cabin door is displaced towards the inside of the oxygen cabin under the action of gravity, so that the cabin door is separated from the door frame.

Preferably, the cabin door is provided with an elastic piece;

when the atmospheric pressure inside the oxygen cabin is equal to the atmospheric pressure outside the oxygen cabin, the cabin door is displaced towards the inside of the oxygen cabin under the action of elastic force, so that the cabin door is separated from the door frame;

when the atmospheric pressure in the oxygen cabin is greater than the atmospheric pressure outside the oxygen cabin, the elastic piece is abutted against the door frame, so that a sealing structure is formed between the door frame and the cabin door.

Preferably, the adjusting mechanism comprises a first part, a second part and a rotating shaft;

the first part and the second part are movably connected through a rotating shaft so that the first part and the second part can rotate relatively;

one end of the first part is fixedly connected with the door frame, and the other end of the first part is connected with the rotating shaft;

one end of the second part is fixedly connected with the cabin door, and the other end of the second part is connected with the rotating shaft;

the second part rotates relative to the first part so that the cabin door rotates along the direction intersecting with the plane where the door frame is located.

Preferably, the oxygen cabin door further comprises an armrest assembly, wherein the armrest assembly is arranged on one side of the cabin door close to the inside of the oxygen cabin and is used for bearing external force acting on the cabin door.

Preferably, the armrest assembly comprises a handle or a recess.

Preferably, one end of the adjusting mechanism, which is connected with the cabin door, is used for adjusting an inclination angle of the intersection of the cabin door and a plane where the door frame is located under the action of an external force, wherein the inclination angle is 180 degrees.

Preferably, one end of the adjusting mechanism, which is connected with the cabin door, is used for adjusting an inclination angle of the intersection of the cabin door and a plane where the door frame is located under the action of an external force, wherein the inclination angle is 75 degrees.

Preferably, the shape of the door is an ellipse or a rectangle, and the shape of the door frame is matched with the shape of the door.

Preferably, a sealing strip is arranged at a position where the door frame abuts against the cabin door, and the sealing strip is used for enabling the door frame and the cabin door to form a sealing structure.

The utility model provides a closed cabin door which is applied to an oxygen cabin, and comprises a cabin door, a door frame and an adjusting mechanism, wherein the door frame is fixed on the oxygen cabin; two ends of the adjusting mechanism are respectively and fixedly connected with the door frame and the cabin door so as to enable the cabin door to move relative to the door frame; the outer perimeter of the cabin door is larger than the inner perimeter of the door frame; when the atmospheric pressure inside the oxygen cabin is equal to the atmospheric pressure outside the oxygen cabin, the cabin door is displaced towards the inside of the oxygen cabin under the action of external force, so that the cabin door is separated from the door frame; the cabin door is in a door opening state, so that ventilation is facilitated; when the atmospheric pressure inside the oxygen cabin is greater than the atmospheric pressure outside the oxygen cabin, the periphery of the cabin door is abutted against the door frame to form a sealing structure, and compared with a buckle and a hinge adopted in the prior art, the gap at the joint of the cabin door is avoided, so that the sealing effect is very obvious, the perimeter of the cabin door is set to be greater than that of the door frame, the cabin door can be prevented from being opened by a person with low behavior ability, and the safety of the oxygen cabin is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of a sealed door according to an embodiment of the present invention;

FIG. 2 is a schematic view of the overall structure of the sealing door after the sealing door is turned over;

figure 3 is an exploded view of a sealed door in accordance with an embodiment of the present invention.

Notation of the main components:

1. a cabin door; 2. a door frame; 3. an adjustment mechanism; 31. a first part; 32. a second section; 33. a rotating shaft; 4. an armrest assembly.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are 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" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in fig. 1, the present invention provides a closed cabin door, which is applied to an oxygen cabin, and comprises a cabin door 1, a door frame 2 and an adjusting mechanism 3, wherein the door frame 2 is fixed on the oxygen cabin; two ends of the adjusting mechanism 3 are respectively and fixedly connected with the door frame 2 and the cabin door 1, so that the cabin door 1 moves relative to the door frame 2; the outer perimeter of the cabin door 1 is larger than the inner perimeter of the door frame 2, when the atmospheric pressure inside the oxygen cabin is equal to the atmospheric pressure outside the oxygen cabin, the cabin door 1 is displaced towards the inside of the oxygen cabin under the action of external force, so that the cabin door 1 is separated from the door frame 2, and when the atmospheric pressure inside the oxygen cabin is larger than the atmospheric pressure outside the oxygen cabin, the outer perimeter of the cabin door 1 is abutted against the door frame 2, so that a sealing structure is formed.

If the girth of hatch door 1 is less than or equal to the girth of door frame 2, can make hatch door 1 arrange in door frame 2 in this way, there is the gap all the time between door frame 2 and the hatch door 1, thereby lead to the sealing performance in oxygen cabin not high, therefore in this embodiment, set up the girth of hatch door 1 into the girth that is greater than door frame 2, when can making hatch door 1 arrange in door frame 2 like this, all be the state of supporting each other with the edge all around of door frame 2, thereby increase the sealing performance in oxygen cabin, and can prevent that the people that the action ability is low from opening hatch door 1, the security in oxygen cabin has been improved.

In the embodiment, the closed cabin door can be arranged obliquely above or obliquely above the oxygen cabin; when the atmospheric pressure inside the oxygen cabin is equal to the atmospheric pressure outside the oxygen cabin, the cabin door 1 is displaced towards the inside of the oxygen cabin under the action of gravity, so that the cabin door 1 is separated from the door frame 2; the closed cabin door is arranged obliquely upwards or above the oxygen cabin, so that the cabin door can directly displace into the cabin door 1 by means of gravity without other force, the structure is simple, and the production cost is reduced.

In this embodiment, an elastic member may be provided on the hatch door 1; therefore, when the atmospheric pressure inside the oxygen chamber is equal to the atmospheric pressure outside the oxygen chamber, the chamber door 1 can displace towards the inside of the oxygen chamber under the elastic action of the elastic element, so that the chamber door 1 is separated from the door frame 2. When the atmospheric pressure inside the oxygen cabin is greater than the atmospheric pressure outside the oxygen cabin, the elastic piece is propped against the door frame 2 and is used for enabling the door frame 2 and the cabin door 1 to form a sealing structure; by arranging the elastic member, the technical effect that the cabin door 1 can be automatically separated from the door frame 2 under the action of the elastic force can be achieved without relying on the gravity only for the cabin door 1.

Further, in order to facilitate the exit of the user from the oxygen chamber, after the cabin door 1 is automatically displaced towards the inside of the oxygen chamber, the user can apply hands on the cabin door 1 to provide a thrust force for the cabin door 1 and coordinate with the adjusting mechanism 3 to rotate the cabin door 1 to a proper inclination angle, namely, on a vertical plane, so that an X axis and a Y axis corresponding to the cabin door 1 are inclined at the same time, and then the cabin door 1 is pushed outwards so that the cabin door 1 can penetrate through the door frame 2 until the cabin door is separated, thus, the door frame 2 and the cabin door 1 are not concentric, not coaxial or overlapped, so that the cabin door 1 is completely in a door opening state, and the entrance and exit of the user are facilitated, of course, the closed cabin door can be arranged obliquely upwards or upwards of the oxygen chamber and also can be arranged at other positions of the oxygen chamber, as long as the cabin door 1 can be opened due to the influence of gravity or elasticity, both ends of the adjusting mechanism can also be respectively fixedly connected with the oxygen chamber and the cabin door, are not limited herein; if the atmospheric pressure inside the oxygen cabin is equal to the atmospheric pressure outside the oxygen cabin, the cabin door 1 displaces towards the inside of the oxygen cabin under the action of external force, if a user needs to perform recuperation in the oxygen cabin, the inside of the oxygen cabin can be pressurized directly, and the force of the hand is acted on the cabin door 1 in the pressurizing process, namely, a jacking force opposite to the direction of the external force is provided for the cabin door 1, the edge of the cabin door 1 is aligned with the edge of the door frame 2 to be concentric and coaxial, when the atmospheric pressure in the oxygen cabin gradually rises to be larger than the external atmospheric pressure, the hand can be slowly removed from the cabin door 1, at the moment, the external force can be overcome by the influence of the atmospheric pressure of the cabin door 1, the cabin door 1 is kept tightly closed, and the oxygen cabin is kept in a closed state. Because the space in the oxygen cabin is limited, the opening state of the cabin door 1 is set to be opened outwards, so that the closed space in the oxygen cabin can be prevented from being reduced, and the cabin door 1, the door frame 2 and the adjusting assembly are arranged, and then the cabin door 1, the door frame 2 and the atmospheric pressure originally existing in the oxygen cabin are matched with each other, namely when the internal atmospheric pressure is higher than the external atmospheric pressure, the sealed cabin door 1 is pushed outwards under the action of the atmospheric pressure, so that the closed space can be formed between the cabin door 1 and the door frame 2 by utilizing the difference value of the atmospheric pressure in the oxygen cabin and the atmospheric pressure outside the oxygen cabin, and compared with a buckle and a hinge adopted in the prior art, the gap at the joint of the cabin door 1 and the door frame 2 is avoided, so that the sealing effect is very obvious; it should be noted that in this embodiment, only the inside of the oxygen cabin is able to open or close the cabin door 1, but the cabin door 1 cannot be opened or closed from the outside of the oxygen cabin, so that it is able to prevent the cabin door 1 from being closed by the personnel outside the cabin, which may cause the dangerous situation of the personnel inside the cabin.

In this embodiment, when the atmospheric pressure inside the oxygen cabin is equal to the atmospheric pressure outside the oxygen cabin or the atmospheric pressure inside the oxygen cabin is less than the atmospheric pressure outside the oxygen cabin, the cabin door 1 is displaced towards the inside of the oxygen cabin under the action of external force, and a gap exists between the cabin door 1 and the doorframe 2, so that the user can be ensured to automatically open the cabin door 1 under the sleeping condition or the condition that the cabin door 1 is not actively opened, the inside and outside ventilation of the cabin door 1 is kept, thereby preventing the oxygen deficiency from suffocation and improving the safety of the oxygen cabin. Preferably, a sucker or a connecting piece for limiting is arranged between the door frame and the cabin door 1, so that the cabin door 1 can be prevented from falling down rapidly towards the oxygen cabin or falling off greatly to be pressed on the body of a person to cause injury to the person.

When the user takes care of in the oxygen cabin, the atmospheric pressure in the oxygen cabin is greater than the atmospheric pressure outside the oxygen cabin, and the cabin door 1 and the door frame 2 are in a closed state at the moment. After the rehabilitation is finished, the atmospheric pressure in the oxygen cabin can be automatically and gradually reduced to be equal to the atmospheric pressure outside the oxygen cabin, the cabin door 1 can also be influenced by external force to displace towards the interior of the oxygen cabin, if the user falls asleep in the recuperation process, in order to avoid danger, the inclination angle of the cabin door 1 can be automatically adjusted through the adjusting mechanism 3, specifically, one end of the cabin door 1 is connected with the adjusting mechanism 3, the adjusting mechanism 3 provides upward force to one end of the cabin door 1, so that under the condition of external force and the pulling force of the adjusting mechanism 3 to the cabin door 3, the rotation is carried out by taking the connecting point between the adjusting mechanism 3 and the hatch door 1 as an axis, so that the angle between the hatch door 1 and the door frame 2 is changed, namely, an included angle is formed between the hatch door 1 and the doorframe 2, so that the better gap exists between the hatch door 1 and the doorframe 2 under the condition that the volume of the oxygen cabin is not increased.

In the present embodiment, the adjustment mechanism 3 includes a first portion 31, a second portion 32, and a rotating shaft 33; the first part 31 and the second part 32 are movably connected through a rotating shaft 33, so that the first part 31 and the second part 32 can rotate relatively; one end of the first part 31 is fixedly connected with the door frame 2, and the other end is connected with the rotating shaft 33; one end of the second part 32 is fixedly connected with the cabin door 1, and the other end is connected with the rotating shaft 33; the second portion 32 rotates with respect to the first portion 31, so as to rotate the hatch 1 along a direction intersecting the plane of the frame 2; through the arrangement of the first portion 31, the second portion 32 and the rotating shaft 33, the cabin door 1 can rotate along the direction intersecting with the plane where the door frame 2 is located, so as to be separated from the door frame 2, of course, the adjusting mechanism 3 can also be arranged as a universal shaft or a spring assembly, the spring assembly can be a spring hinge, the spring hinge can be matched with the opening angle of the door according to the space, and of course, other types of adjusting mechanisms 3 can be adopted, and the only limitation is not made here.

In the embodiment, the oxygen cabin further comprises an armrest assembly 4, wherein the armrest assembly 4 is arranged on one side of the cabin door 1 close to the inside of the oxygen cabin and is used for bearing external force acting on the cabin door 1. Specifically, handrail component 4 includes handle or recess, can be with the power of both hands on handrail component 4 to more stable control live hatch door 1, need both hands to tightly hold handrail component 4 control hatch door 1's form and make it align door frame 2 when closing hatch door 1, this all has higher requirements to ability such as both hands strength control, hand eye coordination, can avoid child, drunk person or the not good user of consciousness state to use like this, thereby avoid it to take place danger in oxygen cabin inside, improve the safety in utilization in oxygen cabin. Other configurations of armrest assembly 4 are certainly possible and are not intended to be limiting.

In this embodiment, the inclination angle of the end of the adjusting mechanism 3 connected to the hatch door 1, which intersects the plane of the door frame 2 under the action of external force, is 180 degrees, that is, the maximum angle of the hatch door 1 which is opened outwards is 180 degrees, and the inclination angle to the outside of the oxygen cabin is 180 degrees, so that the door can be opened to the maximum extent, which is beneficial for users to get in and out of the oxygen cabin, and certainly, the inclination angle can be set to other angles, which is not limited uniquely here.

In this embodiment, the inclination angle of the end of the adjusting mechanism 3 connected with the door 1, which intersects the plane of the door frame 2 under the action of external force, is 180 degrees, that is, the inclination angle of the adjusting door 1 towards the inside or outside of the oxygen cabin is 75 degrees, and when the adjusting door is inclined towards the inside of the oxygen cabin by 75 degrees, the adjusting door can be ensured to be opened inwards for ventilation without reducing the space of the oxygen cabin. Of course, if the space in the cabin is large enough, the inclination angle may be set to other angles, which is not limited herein.

In this embodiment, the abutting part of the door frame 2 and the door 1 is provided with a sealing strip, the sealing strip is used for enabling the door frame 2 and the door 1 to form a sealing structure, specifically, the sealing strip can be fixed on an inner frame in contact with the door frame 2 and the door 1, so that when the door 1 and the door frame 2 abut against each other to form a sealing state, the edges around the door 1 all abut against the sealing strip, and because the sealing strip has good air tightness, the sealing property between the door 1 and the door frame 2 can be better improved.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, apparatus, article, or method that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, apparatus, article, or method. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, apparatus, article, or method that includes the element.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A closed cabin door applied to an oxygen cabin is characterized in that,

the closed cabin door comprises a cabin door, a door frame and an adjusting mechanism;

the door frame is fixed on the oxygen chamber; two ends of the adjusting mechanism are respectively and fixedly connected with the door frame and the cabin door so as to enable the cabin door to move relative to the door frame;

2. The containment bay door of claim 1, wherein the containment bay door is positioned diagonally above or above the oxygen bay;

3. The closed deck door according to claim 1, wherein said deck door is provided with a resilient member;

when the atmospheric pressure inside the oxygen cabin is equal to the atmospheric pressure outside the oxygen cabin, the cabin door is displaced towards the inside of the oxygen cabin under the elastic action of the elastic piece, so that the cabin door is separated from the door frame;

4. The containment bay door of claim 1, wherein the adjustment mechanism comprises a first portion, a second portion, and a shaft;

5. The containment bay door of claim 1, further comprising an armrest assembly positioned on a side of the door adjacent to the interior of the oxygen bay for receiving external forces acting on the door.

6. The containment hatch of claim 5 wherein the armrest assembly comprises a handle or a groove.

7. The closed door according to claim 1, wherein one end of said adjustment mechanism is adapted to adjust an angle of inclination of said door to the plane of said door frame under the influence of an external force, said angle of inclination being 180 degrees.

8. The closed door of claim 1, wherein the end of the door coupled to the adjustment mechanism is configured to adjust an angle of inclination of the door intersecting a plane in which the door frame is located under an external force, the angle of inclination being 75 degrees.

9. The closed door according to any of claims 1 to 8, wherein said door has an oval or rectangular shape, and said inner frame of the door frame has a shape adapted to the shape of said door.

10. The closed cabin door according to any one of claims 1 to 8, wherein a sealing strip is provided at the abutting position of the door frame and the cabin door, and the sealing strip is used for enabling the door frame and the cabin door to form a sealing structure.