KR20220026817A - Wheelchair capable of forming negative pressure - Google Patents

Abstract

Disclosed is a wheelchair capable of forming negative pressure. In accordance with one embodiment of the present invention, the wheelchair capable of forming negative pressure, which includes a saddle frame coupled with a saddle, a leg part frame extended from the saddle frame, and a handle part frame extended from the saddle frame and coupled with a handle, includes: a pair of front frames spaced apart from each other, and forming a front part; a first combination frame spaced apart from the front frames while having a lower end extended from the front frames to form a lower space part, and mounted in the leg part frame; a second combination frame extended from an upper end of the first combination frame, and mounted in the saddle frame; a third combination frame extended from the second combination frame, and mounted in the handle part frame to form an upper space part; a vinyl member having a predetermined combination member combined with the front frame, the first combination frame, the second combination frame and the third combination frame to isolate the lower and upper space parts from the outside; and a negative pressure unit keeping air pressure in the vinyl member lower than the outside. In accordance with the present invention, the wheelchair can maximally isolate a person on the wheelchair from the outside through the vinyl member, while forming negative pressure in the internal space of the vinyl member, and the person on the wheelchair can be examined/diagnosed from the outside, while seated in the internal space of the vinyl member.

Description

Wheelchair capable of forming negative pressure {WHEELCHAIR CAPABLE OF FORMING NEGATIVE PRESSURE}

The present invention relates to a wheelchair capable of forming negative pressure, and more specifically, isolates a wheelchair occupant from the outside as much as possible through a plastic member, but forms a negative pressure in the internal space of the plastic member, and is capable of examining/diagnosing a wheelchair occupant from the outside It relates to a wheelchair capable of forming negative pressure.

In recent years, threats to health due to biological or chemical contamination have increased over the past few years, especially since the first outbreak in Wuhan, China in December 2019, a new type of coronavirus (SARS-) that has spread throughout China and the world. CoV-2) caused respiratory infections.

This type of coronavirus infection-19 is transmitted when droplets (saliva) of an infected person penetrate the respiratory tract or the mucous membranes of the eyes, nose, and mouth. After an incubation period of about 2 to 14 days (estimated) after infection, the main symptoms include fever (37.5 degrees), respiratory symptoms such as cough or shortness of breath, and pneumonia, but asymptomatic infections are rare.

An isolation space or an independent space is provided to check whether the subject is infected with COVID-19, etc., and the subject moves to the space to collect the sample.

However, in the case of highly contagious infections, there is a possibility of transmission to others during the process of moving to the sample collection site. There is no way to prevent it.

A wheelchair capable of forming negative pressure according to an embodiment of the present invention isolates the wheelchair occupant from the outside as much as possible through a plastic member, but forms a negative pressure in the internal space of the plastic member to form a negative pressure to prevent infection of others due to the wheelchair occupant The purpose of this is to provide a wheelchair that can do this.

In addition, the wheelchair capable of forming a negative pressure according to an embodiment of the present invention isolates the wheelchair occupant from the outside as much as possible through the plastic member, but forms a negative pressure in the internal space of the plastic member, and the wheelchair occupant is seated in the internal space of the plastic member. An object of the present invention is to provide a wheelchair capable of forming a negative pressure that can examine/examine a wheelchair occupant from the outside.

The problems of the present invention are not limited to the technical problems mentioned above, and other technical problems not mentioned will be clearly understood by those skilled in the art from the following description.

A wheelchair capable of forming a negative pressure according to an embodiment of the present invention is a wheelchair comprising a saddle frame to which a saddle is fastened, a leg frame extending from the saddle frame, and a handle frame extending from the saddle frame and to which a handle is fastened. In the present invention, the front frame is provided as a pair and spaced apart from each other and forms a front part; a first coupling frame spaced apart from the front frame and having a lower end extending from the front frame to form a lower space and mounted on the leg frame; a second coupling frame extending from an upper end of the first coupling frame and mounted on the saddle frame; a third coupling frame extending from the second coupling frame and mounted on the handle part frame to form an upper space; a vinyl member having a predetermined coupling member coupled to the front frame, the first coupling frame, the second coupling frame, and the third coupling frame so that the lower space portion and the upper space portion are isolated from the outside; and a negative pressure device for maintaining a state in which the pressure of the air inside the vinyl member is lower than that of the outside.

In addition, it is mounted on the plastic member, the medical staff may further include a glove port for examining and examining the condition of the wheelchair occupant.

In addition, a through hole is formed in the front surface of the vinyl member, and the glove port may include a glove frame mounted on the through hole and a vinyl glove mounted on the frame.

In addition, the vinyl glove is mounted to the glove frame in a folded or rolled state, and the glove frame may further include a fixing part for maintaining the folded or rolled state of the vinyl glove.

The negative pressure machine may include a housing having a polluted air intake port communicating with the inside of the vinyl member, a processing air outlet communicating with the outside, and a fan and a filter unit installed inside the housing.

In addition, the front frame includes a bottom lower frame, and a front upper frame coupled to the front lower frame and a first height adjusting member, wherein at least a portion of the front upper frame is inclined to the rear, and the first 3 The coupling frame includes a lower frame and an upper frame coupled to the lower frame through a second height adjusting member, one end coupled to the front lower frame, and the other end further comprising a support frame coupled to the lower frame. may include

According to the embodiments of the present invention, there are at least the following effects.

The wheelchair capable of forming a negative pressure according to the present invention isolates the wheelchair occupant from the outside as much as possible through a plastic member, but forms a negative pressure in the inner space of the plastic member, so that the wheelchair occupant can be prevented from being infected by others in the process of moving.

In addition, the wheelchair occupant is isolated from the outside as much as possible through the plastic member, but negative pressure is formed in the internal space of the plastic member, and the wheelchair occupant can be inspected/examined from the outside while the wheelchair occupant is seated in the plastic member internal space.

The effect according to the present invention is not limited by the contents exemplified above, and more various effects are included in the present specification.

1 is a perspective view of a wheelchair;
2 is a perspective view of a wheelchair capable of forming a negative pressure according to an embodiment of the present invention;
3 is a perspective view of a frame part of a wheelchair capable of forming a negative pressure according to an embodiment of the present invention;
Figure 4 is a side view of the frame portion of Figure 3;
5 is an explanatory view of a vinyl member of a wheelchair capable of forming a negative pressure according to an embodiment of the present invention;
6 is an explanatory view of a negative pressure device of a wheelchair capable of forming negative pressure according to an embodiment of the present invention;
7 is an explanatory diagram of a glove port of a wheelchair capable of forming a negative pressure according to an embodiment of the present invention.

Since the present invention can apply various transformations and can have various embodiments, specific embodiments are illustrated in the drawings and described in detail in the detailed description. Effects and features of the present invention, and a method of achieving them, will become apparent with reference to the embodiments described below in detail in conjunction with the drawings. However, the present invention is not limited to the embodiments disclosed below, but may be implemented in various forms, and should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.

Before the description, the terms described in the detailed description will be described. In the following embodiments, terms such as first, second, etc. are used for the purpose of distinguishing one component from another, not in a limiting sense. Accordingly, it goes without saying that the first component mentioned below may be the second component within the spirit of the present invention. Also, the singular expression includes the plural expression unless the context clearly dictates otherwise. In addition, terms such as 'comprise' or 'have' mean that a feature, number, step, operation, component, part, or combination thereof described in the specification exists, and one or more other features or components It does not preclude the possibility of adding

In addition, in the drawings, the size of the components may be exaggerated or reduced for convenience of description. For example, since the size and thickness of each component shown in the drawings are arbitrarily indicated for convenience of description, the present invention is not necessarily limited to the illustrated bar.

Hereinafter, an embodiment according to the present invention will be described in detail with reference to the accompanying drawings. In the description with reference to the accompanying drawings, the same or corresponding components are given the same reference numerals, and overlapping description thereof will be omitted.

The wheelchair capable of forming negative pressure according to an embodiment of the present invention isolates the wheelchair occupant from the outside as much as possible through a vinyl member, but forms a negative pressure in the internal space of the plastic member, It relates to a wheelchair capable of generating a negative pressure that can examine/examine a wheelchair occupant.

First, a description will be given of a wheelchair 10 of a wheelchair capable of forming a negative pressure according to an embodiment of the present invention.

1 is a perspective view of a wheelchair;

As is known, the wheelchair 10 refers to a chair with wheels so that a person without free legs or a person with a physical disability can move while sitting.

The wheelchair 10 includes a saddle frame 11 to which a saddle is fastened, a leg frame 12 extending downwardly from one end of the saddle frame 11 with a footrest connected to the lower end, and a saddle frame 11 to which a handle is fastened. ) includes a handle portion frame 13 extending upwardly from the other end.

In this case, the saddle frame 11 does not necessarily mean only a rod-shaped frame, and should be understood to include armrests other than the saddle as shown in FIG. 1 .

2 is a perspective view of a wheelchair capable of forming a negative pressure according to an embodiment of the present invention. Referring to FIG. 2 , a wheelchair 1000 capable of forming a negative pressure according to an embodiment of the present invention includes a frame part 100 , a vinyl member 200 , a negative pressure device 300 , and a glove port 400 . include

3 is a perspective view of a frame part of a wheelchair capable of forming a negative pressure according to an embodiment of the present invention, and FIG. 4 is a side view thereof.

The frame part 100 is an overall frame that divides the space where the wheelchair occupant is located and the external space, and is configured to form an upper space part and a lower space part formed by the vinyl member 200 to be described later. The frame unit 100 includes a front frame 110 , a first coupling frame 120 , a second coupling frame 130 , a third coupling frame 140 , an upper frame 150 , and a support frame 160 . ) is included.

The front frame 110 is provided as a pair and spaced apart from each other laterally to form a front part. The front frame 110 includes a front lower frame 111 and a front upper frame 112 . The front lower frame 111 and the front upper frame 112 are coupled through the first height adjusting member 113 to be adjustable in height. In this embodiment, the first height adjustment member 113 is a rotation type, but various modifications such as a sliding-pin fixing method are possible.

On the other hand, at least a portion of the front upper frame 112 is provided to form an inclination to the rear. In other words, at least a portion of the front upper frame 112 forms an inclination toward the occupant. The glove port 400 is mounted on the front part of the plastic member 200, specifically, on the vinyl member 200 between the front upper frame 112, and due to the structure of the front upper frame 112, sample collection of the occupant is easy

The first coupling frame 120 is provided in a pair and spaced apart from the front frame 110 to the rear, respectively, and the lower end is extended from the front frame 110 to form a lower space. The front part is formed due to the space between the front frames 110, the lower side is formed due to the spacing between the front frame 110 and the first coupling frame 120, and the lower space formed by the lower part of the front part and the lower part of the side It means a space corresponding to the leg portion of a wheelchair occupant.

The first coupling frame 120 is mounted on the leg portion frame 12 of the wheelchair 10 . The mounting member may be any one of a variety of known configurations capable of coupling two frames.

The second coupling frame 130 has one end extending from the upper end of the first coupling frame 120 , and is configured to be mounted on the saddle frame 11 . That is, the second coupling frame 130 extends along the front and rear directions, and a portion is coupled to the saddle frame 11 .

The third coupling frame 140 has a lower end extending along a height direction from the other end of the second coupling frame 130 , and the upper frame 150 is an upper end of the front frame 110 and an upper end of the third coupling frame 140 . It is a configuration that connects to each other. The third coupling frame 140 is mounted on the handle part frame 13 of the wheelchair 10 .

The third coupling frame 140 includes a lower frame 141 and an upper frame 142 , and the lower frame 141 and the upper frame 142 are coupled through a second height adjusting member 143 to adjust the height. arranged to do In this embodiment, the second height adjustment member 143 is also a rotation type like the first height adjustment member 113, but various modifications such as a sliding-pin fixing method are possible.

The front part is formed due to the space between the front frames 110 , and the side upper part is formed by the second combining frame 130 , the third combining frame 140 and the upper frame 150 , and the upper part of the front part and the upper part of the side are formed. The upper space formed by the above means a space corresponding to the upper body of the wheelchair occupant.

The support frame 160 is configured such that the frames are stably supported and the tension of the vinyl member 200 coupled to the frame part 100 is maintained. One end of the support frame 160 is coupled to the lower front frame 111 of the front frame and the other end is coupled to the lower frame 141 of the third coupling frame 140 . Alternatively, one end is coupled to the front upper frame 112 and the other end is coupled to the upper frame 142 . At this time, at least one region of the support frame 160 may form an inclination to the rear like the front upper frame 112 .

5 is an explanatory view of a vinyl member of a wheelchair capable of forming a negative pressure according to an embodiment of the present invention.

The vinyl member 200 is configured to isolate the lower space portion and the upper space portion from the outside. A plurality of coupling members are mounted on predetermined points of the integrally formed vinyl member 200, and each coupling member is a front frame 110, a first coupling frame 120, a second coupling frame 130, It is coupled to the third coupling frame 140 , the upper frame 150 and the support frame 160 .

Since the vinyl member 200 has to isolate the lower space portion and the upper space portion from the outside, there is no particular limitation in size, but it is preferable to be formed somewhat larger than the combined size of the lower space portion and the upper space portion when unfolded. This is to adapt to the change in the overall size of the frame part 100 by the first height adjusting member 113 and the second height adjusting member 143 .

An air inlet 210 through which external air is introduced is formed at a predetermined point of the vinyl member 200 . The air inlet 210 is a region into which some external air is introduced when the internal pressure of the vinyl member 200 is lower than the external pressure due to the operation of the negative pressure device 300 to be described later. At this time, it is preferable that a filter member is mounted on the air inlet 210 so that contaminants contained in the outside air can be filtered.

In addition, a through hole is formed in the front surface of the vinyl member 200 . This through hole is an area in which the glove port 400 is mounted.

6 is an explanatory view of a negative pressure device of a wheelchair capable of forming negative pressure according to an embodiment of the present invention.

The negative pressure device 300 is configured to maintain a negative pressure state in which the pressure of the air in the inner space of the vinyl member 200 is lower than that of the outside.

The negative pressure device 300 includes a housing 330 having a polluted air intake 310 communicating with the inside of the vinyl member 200 , a processing air outlet 320 communicating with the outside of the vinyl member 200 , and a housing 330 . ), including a built-in fan and filter unit.

The polluted air intake unit 310 communicates with the inside of the vinyl member 200 , and the processing air outlet 320 communicates with the outside of the plastic member 200 , so that the housing 330 is only partially located inside the plastic member 200 . It has an arranged structure and has a complete sealing structure.

The filter unit may select and apply one or more suitable filters from known filters for purifying infectious substances or bacteria that may be included in the exhausted air. As an example, the filter unit may be configured such that a pre-filter, a HEPA filter, an activated carbon filter, a post filter, and the like are combined into one to prevent the inflow and outflow of viruses and to remove various harmful gases. As another example, it may be composed of an adsorption filter, a moisture removal filter, and a fiber filter, and may be configured to have a structure capable of increasing air purification efficiency and preventing clogging of the filter. As another example, it may be composed of a primary pre-filter for removing large particles of dust, a secondary HEPA filter for removing harmful microorganisms and radioactive dust, and a tertiary photocatalytic zeolite filter for removing airborne viruses and bacteria.

The negative pressure device 300 is partitioned inside the housing 330 by the filter unit, and the air inside the plastic member 200 flows into the housing 330 due to the operation of the fan, and the plastic member 200 through the filter unit. exhausted to the outside

7 is an explanatory diagram of a glove port of a wheelchair capable of forming a negative pressure according to an embodiment of the present invention.

The globe port 400 is configured so that a medical staff, etc. can examine and examine the condition of the occupant while the wheelchair occupant rides the wheelchair and is isolated from the outside.

The glove port 400 is mounted in a through hole formed in the vinyl member 200 , and includes a glove frame 410 , a vinyl glove 420 , and a fixing unit.

In this embodiment, the glove frame 410 is mounted in a through hole formed in the front surface of the vinyl member 200 . In the present embodiment, the through hole and the glove frame 410 are provided in a pair of circular shapes, but are not limited thereto. In addition, the glove frame 410 is formed on the front and rear surfaces of the vinyl member 200 at the same time so that two or more medical staff can use it at the same time, and the formation position is not necessarily limited.

A vinyl glove 420 is mounted on the ring-type glove frame 410 . The vinyl glove 420 is mounted on the glove frame 410 in a folded or rolled state, and maintains the folded or rolled state through a predetermined fixing part.

When a medical staff puts their hand into each plastic glove 420 for examination, such as sample collection, and stretches their arm, the fixing part is released and the folded or rolled vinyl glove 420 is unfolded. Inspection can be carried out through

That is, the inside of the wheelchair is isolated from the outside by the plastic member 200, and the medical staff also conducts the examination through the vinyl glove 420 mounted on the plastic member 200, so the examination can be conducted without contact with the wheelchair occupant, such as infection, etc. safe from

The operation of a wheelchair capable of forming a negative pressure according to an embodiment of the present invention will be described.

After the wheelchair occupant boards the wheelchair 10, the plastic member 200 is closed so that the inside and the outside of the wheelchair 10 are isolated.

After that, when the internal pressure of the vinyl member 200 is lower than the external pressure by driving the negative pressure device 300 , some external air is introduced through the air inlet 210 . At this time, the introduced external air is introduced after the contaminants are filtered through the filter member.

The inside of the wheelchair 10, that is, the air inside the plastic member 200 is discharged to the outside through the negative pressure device 300, and the internal pressure inside the plastic part always maintains a state lower than the external pressure. The air discharged to the outside through the negative pressure device 300 is exhausted by filtering out infectious substances or bacteria that may be included in the air through the filter unit.

In the process of moving the wheelchair occupant while riding in the wheelchair 10 , the inside of the wheelchair 10 is isolated from the outside and the negative pressure is maintained, so the possibility of infection by the wheelchair occupant is reduced.

When the wheelchair 10 arrives at the examination site, the medical staff, etc. put their hands in the glove frame 410 and extend their arms, the fixing part is released and the plastic glove 420 is worn, and the diagnosis mounted inside the wheelchair 10 It is possible to collect samples from wheelchair passengers through kits, etc.

Therefore, according to the present invention, the wheelchair occupant is isolated from the outside as much as possible through the plastic member, but negative pressure is formed in the internal space of the plastic member, and the wheelchair occupant can be inspected/examined from the outside while the wheelchair occupant is seated in the plastic member internal space. A wheelchair capable of generating negative pressure is provided.

The use of all examples or exemplary terminology (eg, etc.) in the present invention is merely for the purpose of describing the present invention in detail, and the scope of the present invention is not limited by the examples or exemplary terms unless limited by the claims. It is not limited. In addition, those skilled in the art can appreciate that various modifications, combinations and changes can be made according to design conditions and factors within the scope of the appended claims or equivalents thereof.

Therefore, the spirit of the present invention should not be limited to the above-described embodiments, and not only the claims described below, but also all ranges equivalent to or changed from these claims are of the spirit of the present invention. would be said to belong to the category.

1000: wheelchair capable of forming negative pressure
100: frame part 110: front frame
111: front lower frame 112: front upper frame
113: first height adjustment member 120: first coupling frame
130: second combination frame 140: third combination frame
141: lower frame 142: upper frame
143: second height adjustment member 150: upper frame
160: support frame 200: vinyl member
210: air inlet 300: negative pressure
310: polluted air intake 320: treated air exhaust
330: housing 400: globe port
410: glog frame 420: vinyl glove

Claims (6)

A wheelchair comprising: a saddle frame to which a saddle is fastened; a leg frame extending from the saddle frame; and a handle frame extending from the saddle frame to which a handle is fastened,
a front frame provided in a pair and spaced apart from each other and forming a front part;
a first coupling frame spaced apart from the front frame and having a lower end extending from the front frame to form a lower space and mounted on the leg frame;
a second coupling frame extending from an upper end of the first coupling frame and mounted on the saddle frame;
a third coupling frame extending from the second coupling frame and mounted on the handle frame to form an upper space;
a vinyl member having a predetermined coupling member coupled to the front frame, the first coupling frame, the second coupling frame, and the third coupling frame so that the lower space portion and the upper space portion are isolated from the outside; and
a negative pressure device for maintaining a state in which the pressure of the air inside the vinyl member is lower than that of the outside;
A wheelchair capable of forming a negative pressure comprising a.
According to claim 1,
A wheelchair capable of forming negative pressure, which is mounted on the vinyl member and further includes a glove port for medical personnel to inspect and examine the condition of the wheelchair occupant.
3. The method of claim 2,
A through hole is formed in the front surface of the vinyl member,
The glove port is a wheelchair capable of forming negative pressure including a glove frame mounted on the through hole and a vinyl glove mounted on the frame.
4. The method of claim 3,
The vinyl glove is mounted on the glove frame in a folded or rolled state,
The glove frame is a wheelchair capable of forming negative pressure further comprising a fixing part for maintaining the folded or rolled state of the vinyl glove.
3. The method of claim 2,
The negative pressure device,
A wheelchair capable of forming negative pressure, comprising: a housing having a polluted air inlet communicating with the inside of the vinyl member, a treated air outlet communicating with the outside; and a fan and a filter unit installed inside the housing.
3. The method of claim 2,
The front frame is
It includes a bottom lower frame and a front upper frame coupled through the front lower frame and a first height adjusting member, wherein at least a portion of the front upper frame forms an inclination to the rear,
The third coupling frame,
It includes a lower frame and an upper frame coupled to the lower frame through a second height adjusting member,
One end is coupled to the front lower frame, the other end is a wheelchair capable of forming negative pressure further comprising a support frame coupled to the lower frame.

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