CN221277814U - Armrest for subway evacuation platform and evacuation platform for subway - Google Patents

Abstract

The application discloses an armrest for a subway evacuation platform and the subway evacuation platform, which comprise an edge rod part and an airbag system connected with the rod part, wherein the airbag system comprises an airbag and an inflating device connected with the rod part and used for inflating the airbag, the airbag can be contained in a cavity of the rod part when in a compressed state, and the airbag can be moved out of the rod part when in an inflated state. According to the technical scheme, the handrail is integrated with the airbag system, so that the airbag can be inflated when a patient encounters water, the handrail floats on the water surface as an auxiliary floating device, a plurality of passengers can grasp or hold the handrail at the same time, and emergency rescue measures are provided for the passengers when the patient encounters water.

Description

Armrest for subway evacuation platform and evacuation platform for subway

Technical Field

The application relates to the field of rail transit constructional engineering, in particular to a handrail for a subway evacuation platform and a subway evacuation channel.

Background

With the development of cities, rail traffic has become the first choice for solving traffic problems in large and medium cities, however, in urban centers, rail traffic often exists in the form of underground traffic, and once sudden natural disasters exceed the protection standards, serious losses are most likely to be caused.

The section evacuation platform of underground rail transit such as subways mainly considers the problems of fire prevention, smoke prevention and waterlogging prevention, and is positioned in a deeper underground section, so that waterlogging can be possibly caused when natural disasters such as extreme storms are encountered, and serious casualties can be caused if emergency rescue facilities are not provided.

Therefore, how to provide rescue measures for subway passengers when encountering water is a technical problem to be solved by the application.

Disclosure of utility model

In view of the above, the present application provides an armrest for a subway evacuation platform to overcome the above technical problems.

According to the application, an armrest for a subway evacuation platform is provided, which comprises a rod part and an airbag system connected with the rod part, wherein the airbag system comprises an airbag and an inflating device connected with the rod part and used for inflating the airbag, the airbag can be accommodated in a cavity of the rod part when in a compressed state, and the airbag can be moved out of the rod part when in an inflated state.

Preferably, the shaft portion has a hollow cavity, and the side wall of the shaft portion is provided with an opening, the airbag system can be arranged in the cavity when the airbag is in an uninflated state, and the airbag can be moved out of the shaft portion through the opening when the airbag is in an inflated state.

Preferably, the inflator includes a gas tank connected to the chamber and a valve for controlling the gas tank to inflate the airbag.

Preferably, the valve comprises an air tap for connecting the air bag and the valve and a safety pin, the air tap can form an air path for communicating the air bag and the air tank, and the opening of the air path can be controlled by pulling out the safety pin.

Preferably, a plurality of the airbag systems are included, and the lever portion is opened with a plurality of openings corresponding to the plurality of the airbag systems.

Preferably, a plurality of the safety pins are connected by a linkage mechanism to simultaneously control a plurality of the gas tanks to inflate a plurality of the airbags.

Preferably, the inner diameter of the cavity matches the outer diameter of the gas tank so that the gas tank is removably inserted into the cavity.

Preferably, the vehicle seat comprises a platform part for passengers to pass through or stay, a wall body positioned on one side of the platform part, and the handrail detachably mounted on the wall body.

Preferably, the wall is provided with a mounting, the stem is provided with a collar, and the mounting and the collar are connected by a pin.

Preferably, the device comprises a plurality of mounting pieces and a plurality of hoops corresponding to the mounting pieces, wherein a plurality of pins are connected through a connecting structure so that the pins can be removed synchronously.

According to the technical scheme, the handrail is integrated with the airbag system, so that the airbag can be inflated when a patient encounters water, the handrail floats on the water surface as an auxiliary floating device, a plurality of passengers can grasp or hold the handrail at the same time, and emergency rescue measures are provided for the passengers when the patient encounters water.

Additional features and advantages of the application will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

Fig. 1 is a schematic view of the structure of an armrest according to one embodiment of the present application;

FIG. 2 is a schematic view of the structure of an airbag system according to an embodiment of the present application;

FIG. 3 is a schematic view of an armrest according to one embodiment of the present application in an inflated state of an airbag;

Fig. 4 is a schematic view of a structure of an evacuation platform according to an embodiment of the application.

Detailed Description

The technical scheme of the present application will be described in detail below with reference to the accompanying drawings in combination with embodiments.

According to one aspect of the present application there is provided an armrest for a subway evacuation platform comprising a rail portion 1 and an air bag system connected to the rail portion 1, wherein the air bag system comprises an air bag 14 and an inflator connected to the rail portion 1 for inflating the air bag 14, wherein the air bag 14 is receivable within a cavity of the rail portion 1 when the air bag 14 is in a compressed state and the air bag 14 is removable from the rail portion 1 when the air bag 14 is in an inflated state.

According to the technical scheme, the handrail is integrated with the airbag system, so that the airbag can be inflated when a patient encounters water, the handrail floats on the water surface as an auxiliary floating device, a plurality of passengers can grasp or hold the handrail at the same time, and emergency rescue measures are provided for the passengers when the patient encounters water.

According to the technical scheme, the handrail is used as a conventional handrail under normal conditions, so that passengers can conveniently grasp or hold the handrail to conveniently travel or stay along the handrail, and when a user encounters a water accident, the handrail can serve as an emergency rescue facility to provide buoyancy for the passengers to grasp or wrap the handrail, so that the handrail can assist in floating on the water surface. Specifically, the armrest may be configured to accommodate an airbag system by providing a cavity inside the shaft portion 1 or a cavity outside the shaft portion 1, so that the airbag 14 can be compressed and accommodated in the cavity of the shaft portion 1 without affecting the normal grasping of a passenger in normal circumstances, for example, the shaft portion 1 may include an accommodating case that may be provided outside thereof, the airbag system may be accommodated in the cavity of the accommodating case, and the airbag 14 may be ejected from the cavity when inflated, or the compressed airbag 14 may be manually removed from the cavity first to ensure that inflation of the airbag 14 is not limited by the cavity space, so that the airbag 14 is sufficiently inflated. The inflatable device is used for inflating the air bag and also has the function of connecting the air bag with the rod part 1, so that the air bag 14 is inflated to drive the rod part 1 to float together, passengers can float after grasping the rod part 1, and longer rod parts 1 can provide graspable parts for more people. The inflator may take a suitable form such as a compressed gas tank or an inflation line connected to an external gas supply device, as long as inflation of the airbag can be achieved, and is not limited thereto. Also, the airbag system may be provided in plural along the shaft portion 1 at intervals, thereby providing greater buoyancy.

Through the application, when a worker or a passenger encounters a flood, the air charging device can be opened to fully expand and charge the air bag, and then the handrail is separated from a fixed position such as a wall and the like, so that the handrail can be used as a device for providing buoyancy for the passenger to grasp or hold the auxiliary passenger to float on the water surface for waiting for rescue, the emergency rescue measures for the flood in the subway are perfected, the auxiliary floating devices can be provided for a plurality of passengers at the same time, the risk of causing casualties is reduced, in addition, the application is simple to implement, the improvement can be carried out on the basis of the existing handrail, and the cost is greatly saved.

The stem 1 may take a suitable form to accommodate the balloon system in the usual case and to enable sufficient inflation of the balloon 14 out of the cavity when the balloon 14 is inflated. According to a preferred embodiment, as shown in fig. 1, the shaft 1 has a hollow cavity, and the side wall of the shaft 1 is provided with an opening 11, in which the airbag system can be arranged when the airbag 14 is in an uninflated state, and the airbag 14 can be moved out of the shaft 1 through the opening 11 when the airbag 14 is in an inflated state.

In the technical scheme of the application, the rod part 1 can adopt a hollow tubular structure, so that the whole airbag system can be completely contained in a cavity of the rod part 1 under the compression state of the airbag 14, the normal use of handrails by passengers is not affected, and an opening 11 can be formed along the side wall of the rod part 1, so that the airbag can be moved out of the cavity through the opening 11 when being inflated, and the airbag is fully inflated and expanded. In order not to affect the normal use of the handrail in normal situations, the opening 11 may be formed in a proper position on the shaft portion 1, for example, the opening 11 may be formed in a middle-lower portion of the shaft portion 1 near the wall surface, and since the passenger only contacts the upper portion of the handrail and a portion facing away from the wall surface when holding the handrail normally, the opening 11 is formed in the middle-lower portion near the wall surface, which does not affect the normal handrail function.

The airbag system may take a suitable form to effect inflation of the airbag 14 by an inflator that, according to a preferred embodiment, includes a gas tank 12 connected to the cavity and a valve 13 to control the gas tank 12 to inflate the airbag 14, as shown in fig. 1 and 2.

In the technical scheme of the application, the air tank 12 is adopted as the air supply device and can be more flexibly arranged in the cavity of the rod part 1, so that an air bag system is more convenient to install at a proper position of the rod part 1, wherein the air bag 14 is connected to the air tank 12 through the valve 13, the valve 13 is used as an air path for communicating the air bag 14 with the air tank 12 and also plays a role of switching the opening or closing state of the air path, so that the air tank 12 is controlled to be inflated when the air tank 14 is proper, the valve 13 can be in a proper form, for example, a device capable of opening and closing the air path such as an angle valve or a ball valve can be adopted, a device capable of opening the air path through pulling out such as a safety pin can be adopted, and the like, and the air bag system is not limited, so long as the air tank 14 can be inflated through the valve 13.

The valve 13 may take a suitable form to facilitate a more rapid inflation of the air bag 14 in an emergency, and according to a preferred embodiment, as shown in fig. 2, the valve 13 includes an air tap 132 for connecting the air bag 14 and the valve 13, and a safety pin 131, the air tap 132 being capable of forming an air path communicating the air bag 14 with the air tank 12, and the air path being controlled to be opened by pulling out the safety pin 131.

In the technical solution of the present application, in general, the safety pin 131 is inserted into the air tap 132 to close the air path between the air tank 12 and the air bag 14, and when the safety pin 131 is pulled out, the air path can be instantaneously opened to the maximum so as to inflate the air bag 14 more quickly.

In order to provide greater buoyancy, according to a preferred embodiment, the armrest may include a plurality of the airbag systems, and the lever portion 1 is provided with a plurality of openings 11 corresponding to the plurality of the airbag systems, as shown in fig. 3.

According to the technical scheme, the plurality of air bag systems can be arranged at intervals along the length of the rod part 1, and different numbers of air bag systems can be arranged according to different lengths of the rod part 1, so that the buoyancy effect provided by the handrail is improved, the handrail can uniformly provide buoyancy, and more passengers can grasp the handrail in emergency so as to assist the passengers to float on the water surface.

For rapid inflation of a plurality of airbags, according to a preferred embodiment, a plurality of the safety pins 131 are connected by a linkage mechanism to simultaneously control inflation of a plurality of the gas tanks 12 to a plurality of the airbags 14.

In the technical solution of the present application, the linkage mechanism may be disposed outside the rod portion 1, so as to facilitate removal of the safety pin 131, and a safety device such as a lead seal, a locking member, etc. may be disposed between the linkage mechanism and the rod portion 1, so as to prevent the linkage mechanism from being touched by mistake in a non-emergency situation, and to quickly remove the safety device when an emergency situation is encountered. The linkage mechanism may take a suitable form, for example, all the safety pins 131 connected with the links may be pulled out by pulling the links at any positions through the links extending along the rod portion 1 to connect one ends of the plurality of safety pins 131; the plurality of safety pins 131 can be connected through a plurality of cables, the other ends of the cables are clustered into one strand, and all the safety pins 131 connected with the cables can be pulled out simultaneously by pulling the end parts of the cables clustered into one strand; the plurality of safety pins 131 may be connected to the plurality of pulling mechanisms, and the pulling mechanisms may be electrically connected to the controller, and the plurality of safety pins may be synchronously controlled by the electronic control system, so long as the plurality of safety pins 131 can be synchronously pulled out.

According to the application, when a water accident happens, the plurality of safety pins 131 can be pulled out simultaneously through the linkage mechanism, so that manual pulling out is replaced, the inflation speed of the plurality of air bags 14 is greatly improved, the implementation efficiency of the emergency rescue device is improved when the emergency happens, and more time can be strived for rescue.

Since the long-term storage of the balloon 14 and the gas tank 12 results in reduced performance, and therefore requires regular inspection and timely replacement, in order to facilitate inspection and replacement of the balloon system, according to a preferred embodiment, the inner diameter of the cavity matches the outer diameter of the gas tank 12 so that the gas tank 12 is removably inserted into the cavity.

In the technical scheme of the application, the gas tank 12 can be embedded into the cavity and is detachably arranged in the rod part 1 through the outer diameter matched with the inner diameter of the cavity, and the gas tank 12 can be removed from the opening 11 only by moving the gas tank 12 to the opening 11 along the cavity during disassembly, so that the operations such as inspection, replacement and the like are performed.

According to another aspect of the present application, there is also provided an evacuation platform for a subway including a platform part 2 through which passengers pass or stay, a wall body 3 located at one side of the platform part 2, and an armrest as described above detachably mounted to the wall body 3.

In the technical scheme of the application, the subway evacuation platform is taken as a facility for coping with emergency, and aims to help passengers to be evacuated to the outside of a station or a safety area safely. The handrail can be connected with the wall body 3 through a structure which can be quickly detached, such as mutual clamping or pin connection with the wall body 3, so that the handrail can be fixed on the wall body 3 to be used as a conventional handrail under normal conditions, and can be conveniently detached to be used as an emergency rescue device when a water trouble occurs. The platform part 2 can accommodate a plurality of passengers and stay for passing through at the same time, and can be communicated with an outlet or a safety area, so that the passengers can stay on the platform part 2 for rescue when moving to the safety area or encountering dangerous situations through the platform part 2, and the handrail is arranged on one side of the wall body 3 for the passengers positioned on the platform part 2 to grasp.

Through the application, when a water trouble is encountered, passengers can be evacuated to the platform part 2 to grasp the armrests, the air bags 14 are inflated by operating the air bag system, and the armrests are separated from the wall body, so that buoyancy can be provided by the armrests with the air bags 14, the passengers are assisted to float above the water surface, and the longer armrests are convenient for a plurality of passengers to grasp or hold at the same time, so that emergency rescue measures are provided for the passengers when the water trouble is encountered.

The handrail and the wall 3 may be connected in a suitable manner so that the handrail can normally remain connected to the wall 3 and in case of emergency be easily detached from the wall 3, said wall 3 being provided with a mounting 31, said stem 1 being provided with a collar 15, said mounting 31 and said collar 15 being connected by means of pins, according to a preferred embodiment as shown in fig. 1.

In the technical solution of the present application, the collar 15 can surround the stem 1 and may have a protruding portion 16 protruding to the outside, the mounting member 31 may have a plate-shaped structure, one end of which is fixed to the wall 3 and protrudes in a horizontal direction perpendicular to the wall 3, the protruding portion 16 and the mounting member 31 may be provided with corresponding through holes for the pins to pass through so as to fix the handrail to the wall 3, and when the pins are pulled out, the collar 15 is separated from the mounting member 31 so as to separate the handrail from the wall 3.

Since the handrail has an elongated structure, in order to be stably connected to the wall 3, the handrail may be connected to the wall 3 at a plurality of positions of the handrail, and according to a preferred embodiment, as shown in fig. 4, the handrail includes a plurality of mounting members 31 and a plurality of ferrules 15 corresponding to the mounting members 31, and a plurality of pins are connected by a connection structure so that a plurality of pins can be simultaneously removed.

In the technical solution of the present application, the connection structure of the plurality of pins may be similar to the linkage mechanism of the plurality of safety pins 131, which is not described herein. Through the application, when a patient encounters a water trouble, a passenger can trigger the connecting structure at a proper position so as to simultaneously pull out a plurality of pins, thereby avoiding manual pulling out and greatly improving the disassembly efficiency of the handrail.

Through the application, when passengers on the ground encounter water, the passengers can firstly evacuate to the evacuation platform, if the disaster is light, the passengers can evacuate to the exit or the safety area through the evacuation platform, and when the disaster is serious and the passengers can not evacuate in time, the passengers can stay on the platform part 2, the airbag system is started to inflate the airbag 14, after the airbag 14 is fully inflated and full, the handrail is detached to be separated from the wall body 3, at the moment, the passengers can grasp the main handrail or hold the handrail, and the passengers can float on the water surface to wait for rescue by the buoyancy provided by the airbag 14.

According to the technical scheme, the handrail is integrated with the airbag system, so that the airbag can be inflated when a patient encounters water, the handrail floats on the water surface as an auxiliary floating device, a plurality of passengers can grasp or hold the handrail at the same time, and emergency rescue measures are provided for the passengers when the patient encounters water.

The preferred embodiments of the present application have been described in detail above, but the present application is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present application within the scope of the technical concept of the present application, and all the simple modifications belong to the protection scope of the present application.

In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.

Moreover, any combination of the various embodiments of the application can be made without departing from the spirit of the application, which should also be considered as disclosed herein.

Claims (10)

1. An armrest for a subway evacuation platform, comprising a shaft (1) and an airbag system connected to the shaft (1), wherein the airbag system comprises an airbag (14) and an inflator connected to the shaft (1) for inflating the airbag (14), wherein the airbag (14) can be accommodated in a cavity of the shaft (1) when in a compressed state, and the airbag (14) can be moved out of the shaft (1) when the airbag (14) is in an inflated state.

2. The armrest as claimed in claim 1, characterized in that the shaft (1) has a hollow cavity and that the side wall of the shaft (1) is provided with an opening (11), in which the airbag system can be arranged in the cavity when the airbag (14) is in an uninflated state and in that the airbag (14) can be moved out of the shaft (1) through the opening (11) when the airbag (14) is in an inflated state.

3. An armrest as claimed in claim 2, characterized in that said inflating means comprise a gas tank (12) connected to said cavity and a valve (13) to control the inflation of said gas tank (12) for said airbag (14).

4. A handrail according to claim 3, characterized in that the valve (13) comprises a tap (132) for connecting the air bag (14) and the valve (13) and a safety pin (131), the tap (132) being capable of forming a gas path communicating the air bag (14) with the gas tank (12), the gas path being controllable to open by pulling out the safety pin (131).

5. The armrest as claimed in claim 4, characterized in that it comprises a plurality of said airbag systems and in that said stem (1) is provided with a plurality of openings (11) corresponding to a plurality of said airbag systems.

6. The armrest as claimed in claim 5, characterized in that a plurality of said safety pins (131) are connected by a linkage mechanism to simultaneously control the inflation of a plurality of said air tanks (12) to a plurality of said air bags (14).

7. A handrail according to claim 3, characterized in that the inner diameter of the cavity matches the outer diameter of the gas tank (12) so that the gas tank (12) is detachably embedded in the cavity.

8. An evacuation platform for a subway, characterized in that it comprises a platform part (2) for passengers to pass or stay, a wall body (3) located at one side of the platform part (2), and an armrest as claimed in any one of claims 1 to 7 detachably mounted to the wall body (3).

9. An evacuation platform according to claim 8, wherein the wall (3) is provided with a mounting (31), the stem (1) is provided with a collar (15), and the mounting (31) and the collar (15) are connected by means of a pin.

10. An evacuation platform according to claim 9, comprising a plurality of mountings (31) and a plurality of cuffs (15) corresponding to the mountings (31), a plurality of the pins being connected by connection means to enable simultaneous removal of the plurality of pins.