WO2024034898A1

WO2024034898A1 - Wheelchair accessible evacuation slide

Info

Publication number: WO2024034898A1
Application number: PCT/KR2023/010409
Authority: WO
Inventors: 송홍석; 심도현
Original assignee: (주)스페이스엔지니어링
Priority date: 2022-08-12
Filing date: 2023-07-19
Publication date: 2024-02-15
Also published as: KR102529583B1

Abstract

The present invention provides a wheelchair accessible evacuation slide, which can not only be used by both regular pedestrians and the weak and elderly, but also used unassisted, and enhances usability by, in particular, controlling the angle and the speed such that a wheelchair slides down in a stable position, and allowing the composition of essential auxiliary attachments for a wheelchair to be minimized, the slide comprising: a slide apparatus having an entry opening positioned at the upper portion, an exit opening spaced apart from the entry opening and positioned at the bottom portion, and an inclined slide body connecting the entry opening and the exit opening; and a driving apparatus which is provided on the slide body, to which the ends of guide support rods provided on a wheelchair are fitted and coupled, and which allows the guide support rods to move in the direction from the entry opening to the exit opening.

Description

Wheelchair-accessible evacuation slide

The present invention relates to an evacuation slide installed on the outside of a facility (building) and applied when an emergency situation such as a fire occurs and it is impossible to evacuate to the outside through the normal entrance passage.

Specifically, it relates to an evacuation slide that allows wheelchair access with improved usability by enabling stable evacuation of wheelchairs occupied by ordinary pedestrians (or ordinary people) or physically challenged elderly people.

In general, an evacuation slide installed externally as an emergency escape device of a facility (building) is one of the evacuation devices that allows evacuation out of the facility (building) in an emergency situation.

These evacuation slides are designed to allow a large number of people to safely evacuate in the event of an emergency, and are designed to descend from a high position. They are mainly formed in a spiral shape or inclined straight shape with a gentle inclination angle to form a gentle descent angle.

This type of evacuation slide is a slope movement method that uses height differences, and its purpose is 1) an extra entrance to ensure smooth operation of the main and secondary entrances in case of a building emergency, and 2) the use of elevators or stairs, which can be dangerous. 3) An emergency escape route that allows evacuees to escape to the outside from the relevant floor height by avoiding

One of the above-mentioned evacuation slides is Korean Patent Application No. 10-2018-0113463 (Name: Emergency Escape Slide/2018.09.21.), and as known in the gazette, there is a slide formed in an upward and downward spiral and In the emergency escape slide including a support part supporting the slide, the slide includes at least one slide part formed to slide down one floor; an entrance connecting the slide to each floor of the facility; And an intermediate rail connecting the entry part and the slide part; wherein the slide part includes an inner railing; An outer railing formed to be higher than the inner railing by a predetermined length; and a sliding portion connecting the inner handrail and the outer handrail. A slide for emergency escape including a is described.

And, in Korean Patent Application No. 10-2015-0060791 (name: prefabricated evacuation slide/2015.04.29.), as known in the gazette, a slide formed in an upward and downward spiral shape and having a Ц-shaped cross section; A prefabricated evacuation slide is described, which includes supports fixed to the inner and outer surfaces to support the slide, wherein the slide and the supports are divided into upper and lower parts and are configured to be detachable from each other.

Meanwhile, in Korean Patent Application No. 10-2003-0017623 (name: emergency slide/2003.03.20), as announced in the gazette, a slide and a support supporting it on the outer wall of a building, and speed control and escape during evacuation It consists of a slide handle that prevents damage, an introduction slide from the rooftop, a rotating frame, and a support pillar. The slide handle is installed at a height of about 80cm from the slide, and the slide is firmly fixed to the building wall with anchor bolts. Emergency slides are listed.

In addition, in Korean Patent Application No. 10-2020-0046944 (name: evacuation slide/2020.04.17.), as announced in the gazette, it is installed with a length perpendicular to the floor to enable users to escape. A sliding body; One end is connected to the sliding body and the other end is connected to an anchor means fixed to the wall of the facility, so that a user can move the facility and the sliding body.

However, the conventional evacuation slides as described above had a problem of poor usability because a wheelchair carrying a disabled elderly person could not safely evacuate.

In addition, in emergency situations, wheelchair users cannot use the evacuation slide on their own, so assistance is required, which not only reduces the safety of use, but also makes it difficult to maintain a stable angle and speed when sliding.

The present invention was proposed to solve the above-described conventional problems, and the purpose of the present invention is to apply to cases where it is installed on the outside of a facility and cannot evacuate to the outside through the normal entrance passage in an emergency situation. The goal is to provide an evacuation slide that allows wheelchair access with improved usability by allowing pedestrians or disabled elderly people in wheelchairs to safely evacuate.

In addition, another object of the present invention is that it can be used by both ordinary pedestrians and the elderly and the infirm, and in particular, the angle and speed can be controlled to glide in a stable posture, and it is an essential auxiliary attachment for a wheelchair. The goal is to provide an evacuation slide that allows wheelchair access with improved quality of use by minimizing the configuration.

In order to achieve the object of the present invention as described above, an evacuation slide that allows wheelchair riding according to the present invention includes an entrance located at the top, an exit located at the bottom with a gap from the entrance, and the entrance and the exit. A slide device connecting the spheres and having an inclined slide body; It is provided on the slide body, and the end of the guide support rod provided on the wheelchair is engaged and connected, and a driving device configured to move the guide support rod in the direction from the entry port to the exit port.

The driving device includes a guide rail that is integrally connected to the entry port of the slide device, the slide body, and the exit port, and is fitted with an end of the guide support rod to perform a guided movement; a pair of sprockets provided on both upper and lower ends of the slide body to enable idling rotation and binding the circulation belt to cause circular movement; It is characterized in that it includes; auxiliary traveling means configured to create pressure in the opposite direction to the falling load when the wheelchair freely falls.

The guide support bar is installed at the front end located in front of the main wheel of the wheelchair, and when the main wheel of the wheelchair travels on the slide body, the front end of the wheelchair moves upward at an inclination angle of '8 to 12'. It is characterized in that it is lifted to prevent the occupant from leaning forward.

The wheelchair-accessible evacuation slide according to the present invention, constructed as described above, has the effect of enabling evacuation by sequentially passing through the entrance, slide body, and exit in the event of an emergency with a slide device installed on the outside of the facility.

In addition, in the event of evacuation of a wheelchair occupied by the general public or a physically challenged elderly person, the wheelchair is controlled by the control means by driving the driving device while the end of the guide support bar provided on the wheelchair is engaged and bound, resulting in a stable evacuation effect. .

Accordingly, in addition to being usable by both the general public and the elderly, wheelchair occupants can use it on their own. In particular, the angle and speed are controlled to glide in a stable posture, and the configuration of essential auxiliary attachments for the wheelchair is minimized. , has the effect of realizing the purpose of the present invention, which is to improve the quality of use.

Figure 1 is a schematic perspective illustration showing an evacuation slide that allows wheelchair access according to an embodiment of the present invention.

Figures 2 and 3 are schematic perspective illustrations of some excerpts showing an evacuation slide that allows wheelchair access according to this embodiment.

Figure 4 is a schematic illustration showing an evacuation slide that allows wheelchair access according to this embodiment.

Figures 5 and 6 are schematic illustrations of some excerpts showing an evacuation slide that allows wheelchair access according to this embodiment.

Figure 7 is a schematic illustration of a partial excerpt showing a driving device constituting an evacuation slide that allows wheelchair access according to this embodiment.

Figure 8 is a partially cut-out schematic perspective view showing an evacuation slide that allows wheelchair access according to this embodiment.

Figure 9 is a schematic plan view showing an evacuation slide that allows wheelchair access according to this embodiment.

Figure 10 is a schematic illustration showing an auxiliary running rail constituting an evacuation slide that allows wheelchair riding according to this embodiment.

11 and 12 are schematic illustrations showing the operating state of an evacuation slide that allows wheelchair riding according to this embodiment.

13 to 18 are schematic illustrations showing auxiliary guide rails constituting an evacuation slide that allows wheelchair access according to this embodiment.

Figure 19 is a schematic illustration showing another example of a driving device constituting an evacuation slide that allows wheelchair riding according to this embodiment.

Hereinafter, with reference to the attached drawings, an evacuation slide that allows wheelchair access according to a preferred embodiment of the present invention will be described in detail as follows.

Embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This example is provided to more completely explain the present invention to those with average knowledge in the art. Therefore, the shapes of elements in the drawings may be exaggerated to emphasize a clearer description. It should be noted that identical members in each drawing may be indicated by the same reference numerals. Detailed descriptions of well-known functions and configurations that are judged to unnecessarily obscure the gist of the present invention are omitted.

1 to 19 are diagrams showing an evacuation slide (1) capable of boarding a wheelchair according to an embodiment of the present invention. The evacuation slide (1) enabling boarding of a wheelchair according to this embodiment has an upper portion. An entry port 21 located at a distance from the entry port 21 and an exit port 22 located below, and an inclined slide body 23 connecting the entry port 21 and the exit port 22. ) and a slide device (2) provided with; The end of the guide rod 110 provided on the slide body 2 and provided on the wheelchair 100 is connected and the guide rod 110 is moved from the entrance 21 to the exit 22. It includes a driving device (3) designed to cause movement.

That is, in a state where the emergency exit (exit) provided on the outside of the facility is spatially connected to the entrance 21 of the slide device 2 and the exit 22 is connected to the floor, an emergency In such a situation, elderly people (general pedestrians) can safely evacuate by sequentially passing through the entrance 21, the slide body 23, and the exit 22.

In addition, during evacuation of the wheelchair 100 in which evacuees (general public, elderly and infirm) ride, the end of the guide rod 110 provided on the wheelchair 100 is connected to the driving device 3. It freely falls and glides on the slide body 23 due to its own load.

Therefore, the wheelchair-accessible evacuation slide 1 according to this embodiment can be used by both the general public and the elderly, and wheelchair occupants can use it under their own power.

In the evacuation slide 1 that allows wheelchair access according to this embodiment, the entrance 21, the slide body 23, and the exit 22 have a 'PLATE' shaped floor. It consists of a plate 24 and a pair of side walls 25 that are bent and extended upward from both ends of the bottom plate 24.

That is, the cross-sectional shape of the entry port 21, the slide body 23, and the exit port 22 is formed in a '┗┛' shape, thereby preventing unauthorized falling to the outside during evacuation through the wheelchair 100. , safety in use is implemented.

In the wheelchair-accessible evacuation slide (1) according to the present embodiment configured as described above, the driving device (3) operates at the entrance (21), the slide body (23), and the exit of the slide device (2). It includes a guide rail (31) which is integrally provided while connecting the spheres (22) and is fitted with an end of the guide support rod (110) for guiding movement.

That is, in a state where the guide support rod 110 is inserted and bound through the guide rail 31, it is guided stably while sequentially passing through the entry port 21, the slide body 23, and the exit port 22. I do it.

In the above, two guide rods 110 are provided on both sides of the wheelchair 100; The guide support bar 110 includes a vertical fixing part 111 fixed vertically to the side of the wheelchair 100, and a bending fastening part bent in both directions at the top of the vertical fixing part 111 ( 112).

In the above, the guide rail 31 is provided on the upper inner side of the side walls 25 at the entry port 21, the slide body 23, and the exit port 22, respectively, and the guide rail is located on the inner side. Guide grooves 311 to which the support rods 110 are accommodated and coupled may be provided, respectively.

That is, in the process of the wheelchair 100 entering the entrance 21, the bending fastening portion 112 of the guide support rod 110 is connected to the guide groove of the guide rail 31 provided on the side wall 25 ( As it enters the inside through 311), it is guided to glide in a fitted state, and can also be naturally separated from the guide groove 311 provided at the exit port 23 and exited.

In the evacuation slide (1) capable of boarding a wheelchair according to the present embodiment configured as described above, the driving device (3) is provided to be capable of idling at both the upper and lower ends of the slide body (23) and has a circulation belt (32). ) and a pair of sprockets 33 that bind the wheelchair to cause circular movement, and auxiliary travel means (R) configured to create pressure in the reverse direction against the falling load when the wheelchair freely falls.

That is, when the wheelchair 100 with a passenger on it slides on the slide body 23, it undergoes a free fall movement due to the weight of the passenger and the load of the wheelchair, and at this time, through the auxiliary travel means (R) By reducing the free fall speed of the wheelchair 100, even if a heavy person uses it, the wheelchair 100 does not accelerate beyond a certain speed, thereby improving its safety during use.

In addition, it can be used reliably even when electricity is cut off in the event of a fire, improving the quality of use.

In the above, the auxiliary traveling means (R) may be composed of a 'reducer' configured to generate reverse pressure for forward rotation of the sprockets (33); The configuration and structure of the reducer may be suitably selected by the user from among conventionally known technologies.

Meanwhile, a power transmission member 35 may be provided between the sprocket 33 and the auxiliary travel means (R) to transmit the reverse pressure of the auxiliary travel means (R) to the sprockets 33. there is.

That is, the reverse rotation pressure generated by the auxiliary travel means (R) is transmitted to one of the sprockets (33) through the power transmission member (35) to cause deceleration.

Accordingly, the circulation belt 32 does not accelerate beyond a certain speed between the sprockets 33.

In the above, the circulation belt 32 is composed of a ‘chain belt structure’; The sprocket 33 may be made of a 'chain sprocket structure'; It can be applied appropriately depending on the choice of the elderly or weak.

In the above, the power transmission member 35 may be composed of a combination of a 'chain belt structure' and a 'chain sprocket structure'; The configuration and structure selected by the elderly and infirm among conventionally known technologies can be suitably applied.

In the evacuation slide 1 that allows wheelchair riding according to the present embodiment configured as described above, the driving device 3 is provided at intervals on the circulation belt 32 and is a part of the guide support rod 110. It includes a plurality of support members 36 that are moved and pressed while supporting the stomach.

That is, while the guide rod 110 is guided through the guide rail 31 and the wheelchair 100 slides on the slide body 23, the support member 36 is a part of the guide rod 110. Not only does it prevent free fall while supporting the upper part, but it also glide stably in accordance with the circular movement speed of the circulation belt 32.

Accordingly, the wheelchair 100 glides and evacuates at a stable speed, thereby ensuring safety in use.

In the above, the support member 36 is a support bracket ( 361) and; It may include a support roller 362 that is rotatably coupled to the support bracket 361 and presses the bending joint portion of the guide support rod 110 entering the slide body 23.

That is, while the circulation belt 32 circulates, the support roller 362 rotates in the same direction and at the same moving speed, and the guide support rod provided on the wheelchair 100 entering the slide body 23 (110) may be guided along the guide rail (31) and enter between the support brackets (361).

Accordingly, the guide support rod 110 is supported by the support bracket 361 that moves circularly along the circulation belt 32, and the slide body 23 is adjusted to the circular movement speed of the circulation belt 32. It moves glides on top.

At this time, the support roller 362 presses the guide support bar 110 of the wheelchair 100 entering the slide body 23 so that it is supported by the support bracket 361 located below.

Meanwhile, in the evacuation slide 1 that allows wheelchair riding according to this embodiment, the driving device 3 is driven through the control of the control means 51 to control the power of the power supply unit 52 to generate rotational force. It may include a drive motor 34 configured to generate and transmit the power to the power transmission member 35.

That is, the drive motor 34 is driven through control of the control means 51 to generate a constant speed rotational force, and the generated rotational force is transmitted through the power transmission member 35 to one of the sprockets 33. The sprocket 33 rotates while forming a constant speed.

Accordingly, the circulation belt 32 moves circularly while forming a constant speed between the sprockets 33.

Therefore, the wheelchair 100 moves through the entrance 21, the slide body 23, and the You can safely evacuate by sequentially passing through the exits 22.

In this way, during the evacuation of the wheelchair 100 in which evacuees (general public, elderly and infirm) ride, the end of the guide support rod 110 provided on the wheelchair 100 is connected to the driving device 3. The entry port 21, the slide body 23, and the exit port 22 are sequentially formed while forming a constant speed through the driving of the drive motor 34, which is controlled and driven by the control means 51. As you pass through, you will be able to evacuate safely.

The evacuation slide (1) capable of boarding a wheelchair according to the present embodiment configured as described above includes the bottom of the entry port (21), the slide body (23), and the exit port (22) of the slide device (2). It may include a pair of auxiliary running rails 4, which are respectively provided at both ends of the plate 24 and allow the main wheels 120 of the wheelchair 100 to travel.

That is, while the wheelchair 100 is evacuating via the slide body 23 and the exit ports 22, the main wheels 120 contact the sides of the auxiliary travel rails 4 to change the travel path. You can move it while making corrections.

In the above, the auxiliary running rail (4) includes an entry step (41) located at the entry portion (21); A sliding step 42 located on the slide body 23; It may be composed of a connecting structure of the exit step 43 located at the exit opening 22; The upper surfaces of the entry step 41 and the exit step 43 may form a downward inclination angle that is smaller than the downward inclination angle of the sliding step 42.

Accordingly, the main wheel 120 of the wheelchair 100 enters the entry section 21 and slides on the slide body 23 while being supported on the side of the entry step 41 having a small downward inclination angle. This may result in a natural fall.

Accordingly, the bending fastening portion 112 of the guide support rod 110 may move glidingly while being supported while moving in the direction toward the support bracket 361 of the support member 36.

In addition, after the gliding movement of the wheelchair 100 on the slide body 23 is completed, while being exited to the outside through the exit port 22, the wheelchair 100 gently slopes from the upper surface of the exit step 43 having a small downward inclination angle. It can move out stably while sliding.

Accordingly, the evacuation movement process can be carried out stably and safely.

Meanwhile, the guide support bar 110 is installed at the front end of the wheelchair 100 located in front of the main wheel 120, and the height of the bending joint 112 is higher than the main wheel 100 of the wheelchair 100. When 120 is traveling, the front end of the wheelchair 100 is lifted upward to a height that prevents the occupant from leaning forward.

Accordingly, while the wheelchair 100 is gliding through the entry port 21, the slide body 23, and the exit port 22, the occupant can glide in a stable position without falling to the front. there is.

In this way, the angle and guidance angle at the time of entry and exit are changed to prevent the wheelchair 100 from tilting forward when entering and arriving at the slide body 23, thereby increasing the psychological stability of the occupant and the entering of the wheelchair 100. For this purpose, the angle of the wheelchair 100 is not tilted forward but tilted back by about '10 degrees', and after gliding by maintaining the angle until the end, the front wheels can make a soft landing.

The evacuation slide (1) capable of boarding a wheelchair according to the present embodiment configured as described above includes the bottom plate of the entry port (21), the slide body (23), and the exit port (22) of the slide device (2). It may include a pair of auxiliary guide rails (6), which are respectively provided at (24) and allow the idling guide rollers (130) provided on the wheelchair (100) to travel respectively.

That is, while the wheelchair 100 is evacuating via the slide body 23 and the exit ports 22, the idling guide rollers 130 move on the upper surfaces of the auxiliary guide rails 6. It can be done.

In the above, the auxiliary guide rail 6 includes an entry rail 61 located at the entry portion 21; A sliding rail (62) located on the slide body (23); It may be composed of a connection structure of the exit rail 63 located at the exit port 22; The upper surfaces of the entry rail 61 and the exit rail 63 may form a downward inclination angle that is smaller than the downward inclination angle of the sliding rail 62.

Accordingly, as the idle guide roller 130 enters the entry portion 21, it will naturally fall into the slide body 23 while sliding on the upper surface of the entry rail 61, which has a small downward inclination angle. You can.

In addition, after the gliding movement of the wheelchair 100 on the slide body 23 is completed, the idle rotation occurs on the upper surface of the exit rail 63 having a small downward inclination angle while being discharged to the outside through the exit port 22. The guide roller 130 can move out stably while sliding gently.

Meanwhile, the guide support rod 110 is installed at the front end of the wheelchair 100 located in front of the main wheel 120, and the height of the bending joint 112 is such that the idling guide roller 130 When driving on the auxiliary guide rail (6). The front end of the wheelchair 100 may be raised upward to a height that prevents the occupant from leaning forward.

In the above, the idling guide roller 130 may be formed in a binding groove 131 that is engaged by fitting the upper end of the auxiliary guide rail 6 to the outer peripheral surface.

That is, the binding groove 131 moves glidingly while the upper end of the auxiliary guide rail 6 is engaged, and unauthorized movement and separation can be prevented.

One embodiment of the present invention described above is merely illustrative, and those skilled in the art will be able to appreciate that various modifications and other equivalent embodiments are possible. . Therefore, it will be understood that the present invention is not limited to the forms mentioned in the detailed description above. Therefore, the true scope of technical protection of the present invention should be determined by the technical spirit of the attached patent claims. In addition, the present invention should be understood to include all modifications, equivalents and substitutes within the spirit and scope of the present invention as defined by the appended claims.

Claims

A slide device comprising an entry port located at the top, an exit port located at the bottom and spaced apart from the entry port, and an inclined slide body connecting the entry port and the exit port;

A wheelchair-accessible evacuation device comprising: a driving device provided on the slide body and fitted with an end of a guide rod provided on a wheelchair, and configured to move the guide rod in a direction from the entry port to the exit port; Dragon slide.
According to claim 1;

The driving device is,

a guide rail that is integrally connected to the entry port of the slide device, the slide body, and the exit port, and is fitted with an end of the guide support rod to perform a guided movement;

a pair of sprockets provided on both upper and lower ends of the slide body to enable idling rotation and binding the circulation belt to cause circular movement;

An evacuation slide for wheelchair users, comprising: auxiliary travel means configured to create pressure in the opposite direction to the falling load when the wheelchair freely falls.
According to claim 1;

The guide support rod is,

It is installed at the front end located in front of the main wheel of the wheelchair, and when the main wheel of the wheelchair travels on the slide body, the front end of the wheelchair is lifted upward at an inclination angle of '8 to 12' so that the rider can A wheelchair-accessible evacuation slide, characterized in that it prevents tilting forward.