CN219382469U

CN219382469U - Emergency opening and closing device for subway platform door

Info

Publication number: CN219382469U
Application number: CN202320758208.4U
Authority: CN
Inventors: 申丽; 王辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-08
Filing date: 2023-04-08
Publication date: 2023-07-21
Anticipated expiration: 2033-04-08

Abstract

The utility model discloses an emergency opening and closing device for a subway platform door, which comprises a fixed door, a platform door, a driving assembly, a locking assembly and a plurality of traveling assemblies, wherein a first groove is formed in the side wall of the fixed door, and the platform door is connected with the first groove in a sliding manner; the upper surface of the fixed door is fixedly provided with a first supporting plate, one surface of the first supporting plate, which is close to the fixed door, is provided with a second groove, and the driving assembly is arranged in the second groove; the lower surface of the fixed door is fixedly provided with a second supporting plate, one surface of the second supporting plate, which is close to the fixed door, is provided with a third groove, a plurality of traveling components are respectively arranged in the third groove in a rolling way, and the traveling components are respectively connected with the platform door; the first backup pad and the fixed one end of keeping away from the fixed door of second backup pad are fixed and are equipped with the third backup pad, and the one side that the third backup pad is close to the platform door is equipped with the fourth recess. When the subway encounters an abnormal condition, the platform door can be opened rapidly, so that rapid evacuation crowd can be ensured, and the safety of passengers is improved.

Description

Emergency opening and closing device for subway platform door

Technical Field

The utility model relates to the technical field of subway platform door opening and closing, in particular to an emergency opening and closing device for a subway platform door.

Background

The platform door is arranged at the edge of a station platform along the urban rail transit line, and the platform waiting area is isolated from the rail driving area and corresponds to the train door. The application of the platform door isolates passengers from the rail and the train, improves the operation safety coefficient, improves the platform environment for passengers to wait for the train, and is beneficial to saving the operation cost and the construction cost.

Under abnormal conditions, if the doors of the train and the doors of the subway platform cannot be normally opened or the railway vehicle encounters an emergency, the emergency opening and closing device can rapidly and forcedly open the doors of the train and the doors of the subway platform.

At present, when abnormal conditions occur, passengers or staff need to open the door lock on the platform door first, then open the protective cover on the emergency valve, rotate the emergency valve according to a designated sequence, and push and pull the platform door towards two sides after the deflation of the emergency valve is completed. However, when the emergency valve is completely deflated, the platform door must be opened after the emergency valve is completely deflated, and when a relatively urgent situation is met, the platform door is opened slowly, so that people are easy to delay from being evacuated, and the personal safety of passengers is possibly threatened.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent.

Therefore, an object of the present utility model is to provide an emergency opening and closing device for a subway platform door, which can rapidly open the platform door when a subway encounters an abnormal condition, thereby ensuring rapid evacuation of people and improving safety of passengers.

In order to achieve the above purpose, the first aspect of the present utility model provides an emergency opening and closing device for a subway platform door, comprising a fixed door, a platform door, a driving assembly, a locking assembly and a plurality of traveling assemblies, wherein a first groove is arranged on the side wall of the fixed door, and the platform door is slidably connected with the first groove; the upper surface of the fixed door is fixedly provided with a first supporting plate, one surface of the first supporting plate, which is close to the fixed door, is provided with a second groove, the driving assembly is arranged in the second groove, and the driving assembly is connected with the platform door; the lower surface of the fixed door is fixedly provided with a second supporting plate, one surface of the second supporting plate, which is close to the fixed door, is provided with a third groove, a plurality of walking components are respectively arranged in the third groove in a rolling way, and the walking components are respectively connected with the platform door; the first backup pad with the second backup pad is kept away from the fixed one end of door is fixed and is equipped with the third backup pad, the third backup pad is close to the one side of platform door is equipped with the fourth recess, the setting of locking subassembly is in the fourth recess, just the locking subassembly with the platform door links to each other.

According to the subway platform door emergency opening and closing device, when a subway encounters an abnormal condition, the limiting force on the platform door can be relieved through the locking assembly, and the platform door can be driven to move through the driving assembly, so that the platform door can be rapidly opened, rapid evacuation of people can be ensured, and the safety of passengers is improved.

In addition, the subway platform door emergency opening and closing device provided by the utility model can also have the following additional technical characteristics:

specifically, the driving assembly comprises a gear, a rack, a connecting shaft, a turntable and a limiting rod, wherein the rack is fixedly arranged on the upper surface of the platform door; one end of the connecting shaft is rotationally connected with the groove wall of the first groove, and the other end of the connecting shaft extends to the outside of the first groove and is rotationally connected with the turntable; the gear is fixedly arranged on the connecting shaft and meshed with the rack; the carousel with the axis direction of connecting axle all is equipped with the spacing groove, the gag lever post laminating the inner wall setting in spacing groove.

Specifically, the cross sections of the limiting groove and the limiting rod are square.

Specifically, the locking assembly comprises an electromagnet, a spring, a pin shaft and a push rod, wherein the electromagnet is fixedly arranged on the inner wall of the fourth groove; one end of the spring is fixedly connected with the electromagnet, and the other end of the spring is fixedly connected with the pin shaft; the upper surface of the platform door is provided with a shaft hole, and the pin roll is movably arranged in the shaft hole; the third supporting plate is provided with a sliding groove, the sliding groove is communicated with the fourth groove, one end of the push rod is fixedly connected with the pin shaft, and the other end of the push rod penetrates through the sliding groove and extends to the outside of the third supporting plate.

Specifically, the walking assembly comprises rollers and a seat body, wherein the seat body is fixedly connected with the lower surface of the platform door; the roller is rotatably connected with the seat body, and the roller is attached to the third groove.

Specifically, the outside of carousel is equipped with the protection casing, the protection casing is fixed to be set up on the first backup pad.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic view of an emergency opening and closing device for a subway platform door according to an embodiment of the present utility model;

FIG. 2 is a cross-sectional view of an emergency opening and closing apparatus for a subway platform door according to an embodiment of the present utility model;

FIG. 3 is a schematic view of an emergency opening and closing apparatus for a subway platform door according to another embodiment of the present utility model;

fig. 4 is an enlarged schematic view of the area a in fig. 2 according to an embodiment of the present utility model.

As shown in the figure: 1. a fixed door; 2. a platform door; 3. a first support plate; 4. a second support plate; 5. a third support plate; 6. a drive assembly; 7. a locking assembly; 8. a walking assembly; 9. a protective cover; 10. a first groove; 20. a shaft hole; 30. a second groove; 40. a third groove; 50. a fourth groove; 51. a chute; 60. a gear; 61. a rack; 62. a connecting shaft; 63. a turntable; 64. a limit rod; 630. a limit groove; 70. an electromagnet; 71. a spring; 72. a pin shaft; 73. a push rod; 80. a roller; 81. a base body.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model. On the contrary, the embodiments of the utility model include all alternatives, modifications and equivalents as may be included within the spirit and scope of the appended claims.

The subway platform door emergency opening and closing device according to the embodiment of the utility model is described below with reference to the accompanying drawings.

The subway platform door emergency opening and closing device provided by the embodiment of the utility model can be applied to urban subways, and can be opened rapidly without waiting time when abnormal conditions are met, so that rapid evacuation of people is ensured.

As shown in fig. 1 and 2, the emergency opening and closing device for a subway platform door according to an embodiment of the present utility model may include a fixed door 1, a platform door 2, a driving assembly 6, a locking assembly 7, and a plurality of traveling assemblies 8.

Wherein, be equipped with first recess 10 on fixed door 1's the lateral wall, platform door 2 and first recess 10 sliding connection, fixed door 1's upper surface fixed is equipped with first backup pad 3, and first backup pad 3 is close to fixed door 1's one side and is equipped with second recess 30, and drive assembly 6 sets up in second recess 30, and drive assembly 6 links to each other with platform door 2.

It should be noted that the first recess 10 described in this embodiment is capable of receiving the platform door 2, and that the platform door 2 is disposed within the first recess 10 when the platform door 2 is in the open position.

It will be appreciated that under normal conditions, the locking assembly 7 can be unlocked by the controller, and then the platform door 2 is driven by the external driving mechanism to drive the platform door 2 to open, wherein the external driving mechanism is common knowledge in the art, and the present utility model will not be described in detail.

Further, when abnormal conditions are met, the platform door 2 can be driven to be opened or closed rapidly through the driving assembly 6, and the operation is convenient.

The fixed door 1's lower fixed surface is equipped with second backup pad 4, and the one side that second backup pad 4 is close to fixed door 1 is equipped with third recess 40, and a plurality of running components 8 set up in the third recess 40 rollably respectively, and a plurality of running components 8 link to each other with platform door 2 respectively.

It should be noted that, the plurality of walking assemblies 8 described in this embodiment can make the platform door 2 roll stably in the third groove 40, so as to reduce the friction between the platform door 2 and the second support plate 4, and further save more effort when driving the platform door 2 to move.

The one end that fixed door 1 was kept away from to first backup pad 3 and second backup pad 4 is fixed and is equipped with third backup pad 5, and the one side that third backup pad 5 was close to platform door 2 is equipped with fourth recess 50, and the assembly 7 that dies sets up in fourth recess 50, and the assembly 7 that dies links to each other with platform door 2.

It should be noted that, the locking assembly 7 described in this embodiment can fix the platform door 2 with the third support plate 5, so as to prevent passengers from opening the platform door by mistake or prevent the platform door from being opened by wind pressure of the tunnel, and reduce the potential safety hazard.

Specifically, when an abnormal situation occurs, for example: when the doors of the train and the subway platform doors cannot be normally opened or the railway vehicle encounters an emergency, related personnel release the limiting force on the platform doors 2 through the locking assembly 7 and start the driving assembly 6 to rapidly open the platform doors 2, so that people can be evacuated timely, and the safety of the people is ensured.

To further clarify the above embodiment, in one embodiment of the present utility model, as shown in fig. 2 and 4, the locking assembly 7 may include an electromagnet 70, a spring 71, a pin 72, and a push rod 73, wherein the electromagnet 70 is fixedly disposed on an inner wall of the fourth groove 50; one end of the spring 71 is fixedly connected with the electromagnet 70, and the other end of the spring 71 is fixedly connected with the pin shaft 72; the upper surface of the platform door 2 is provided with a shaft hole 20, and a pin shaft 72 is movably arranged in the shaft hole 20; the third supporting plate 5 is provided with a sliding groove 51, the sliding groove 51 is communicated with the fourth groove 50, one end of the push rod 73 is fixedly connected with the pin shaft 72, and the other end of the push rod 73 penetrates through the sliding groove 51 and extends to the outside of the third supporting plate 5.

It should be noted that, in this embodiment, the electromagnet 70 generates magnetism after being electrified, and can attract the pin shaft 72, and the compression spring 71 deforms, so that the pin shaft 72 is separated from the shaft hole 20, and the limiting force on the platform door 2 is further removed; when the electromagnet 70 is powered off, the magnetism disappears, and under the action of elastic potential energy of the spring 71, the spring 71 pushes the pin shaft 72 to be inserted into the shaft hole 20, so as to limit the platform door 2.

Specifically, when an abnormal situation occurs, the electromagnet 70 is powered off, so that the pin shaft 72 is placed in the shaft hole 20, the related personnel forcefully push the push rod 73 upwards, and the push rod 73 can drive the pin shaft 72 to move upwards so as to separate from the shaft hole 20, thereby removing the limiting force on the platform door 2 and facilitating the driving assembly 6 to move the platform door 2.

To further clarify the above embodiment, in one embodiment of the present utility model, as shown in fig. 2 and 3, the driving assembly 6 may include a gear 60, a rack 61, a connecting shaft 62, a turntable 63, and a stopper rod 64, wherein the rack 61 is fixedly disposed on the upper surface of the platform door 2; one end of the connecting shaft 62 is rotatably connected with the groove wall of the first groove 10, and the other end of the connecting shaft 62 extends to the outside of the first groove 10 and is rotatably connected with the turntable 63; the gear 60 is fixedly arranged on the connecting shaft 62, and the gear 60 is meshed with the rack 61; the axis direction of carousel 63 and connecting axle 62 all is equipped with spacing groove 630, and gag lever post 64 laminating spacing groove 630's inner wall setting.

It should be noted that, in this embodiment, the connecting shaft 62 is connected to an external driving mechanism, the connecting shaft 62 is driven to rotate by the driving mechanism, and then the platform door 2 is driven to be normally opened or closed by the cooperation of the gear 60 and the rack 61.

Further, as shown in fig. 3, the cross sections of the limiting groove 630 and the limiting rod 64 are square, the rotating disc 63 and the connecting shaft 62 can be fixed through the limiting rod 64, and related personnel can drive the connecting shaft 62 to rotate by rotating the rotating disc 63, so as to drive the platform door 2 to be opened or closed.

Specifically, when the platform door cannot be normally opened, firstly, the related personnel push the push rod 73 upwards to release the limiting force of the locking assembly 7 to the platform door 2, then, the related personnel press the limiting rod 64 with the palm center, so that the limiting rod 64 is inserted into the limiting groove 630, thereby fixing the turntable 63 and the connecting shaft 62, finally, the related personnel rotate the turntable 63 clockwise, the rotation of the turntable 63 drives the gear 60 to rotate through the cooperation of the connecting shaft 62, and then, the platform door 2 is driven to move towards the fixed door 1 through the cooperation of the rack 61, so that the platform door 2 is quickly opened without waiting time, and the opening speed of the platform door 2 is improved.

In one embodiment of the present utility model, as shown in fig. 2, the traveling assembly 8 may include a roller 80 and a base 81, wherein the base 81 is fixedly coupled to the lower surface of the platform door 2; the roller 80 is rotatably connected with the base 81, and the roller 80 is attached to the third groove 40.

It should be noted that the roller 80 described in this embodiment is capable of rolling within the third groove 40 to facilitate movement of the platform door 2.

In one embodiment of the present utility model, as shown in fig. 1, a protection cover 9 is provided on the outside of the turntable 63, the protection cover 9 is fixedly provided on the first support plate 3, and the protection cover 9 can protect the turntable 63 and prevent passengers from touching the turntable 63 by mistake.

In summary, according to the subway platform door emergency opening and closing device provided by the embodiment of the utility model, when a subway encounters an abnormal condition, the limiting force on the platform door can be relieved through the locking assembly, and the platform door can be driven to move through the driving assembly, so that the platform door can be rapidly opened, rapid evacuation crowd can be ensured, and the safety of passengers is improved.

In the description of this specification, the terms "first," "second," and the like are used 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 defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. An emergency opening and closing device for a subway platform door is characterized by comprising a fixed door, a platform door, a driving assembly, a locking assembly and a plurality of traveling assemblies,

the side wall of the fixed door is provided with a first groove, and the platform door is connected with the first groove in a sliding manner;

the upper surface of the fixed door is fixedly provided with a first supporting plate, one surface of the first supporting plate, which is close to the fixed door, is provided with a second groove, the driving assembly is arranged in the second groove, and the driving assembly is connected with the platform door;

the lower surface of the fixed door is fixedly provided with a second supporting plate, one surface of the second supporting plate, which is close to the fixed door, is provided with a third groove, a plurality of walking components are respectively arranged in the third groove in a rolling way, and the walking components are respectively connected with the platform door;

the first backup pad with the second backup pad is kept away from the fixed one end of door is fixed and is equipped with the third backup pad, the third backup pad is close to the one side of platform door is equipped with the fourth recess, the setting of locking subassembly is in the fourth recess, just the locking subassembly with the platform door links to each other.

2. The subway platform door emergency opening and closing device according to claim 1, wherein the driving assembly comprises a gear, a rack, a connecting shaft, a turntable and a limit rod, wherein,

the rack is fixedly arranged on the upper surface of the platform door;

one end of the connecting shaft is rotationally connected with the groove wall of the first groove, and the other end of the connecting shaft extends to the outside of the first groove and is rotationally connected with the turntable;

the gear is fixedly arranged on the connecting shaft and meshed with the rack;

the carousel with the axis direction of connecting axle all is equipped with the spacing groove, the gag lever post laminating the inner wall setting in spacing groove.

3. The subway platform door emergency opening and closing device according to claim 2, wherein the cross sections of the limiting groove and the limiting rod are square.

4. The subway platform door emergency opening and closing device according to claim 1, wherein the locking assembly comprises an electromagnet, a spring, a pin shaft and a push rod, wherein,

the electromagnet is fixedly arranged on the inner wall of the fourth groove;

one end of the spring is fixedly connected with the electromagnet, and the other end of the spring is fixedly connected with the pin shaft;

the upper surface of the platform door is provided with a shaft hole, and the pin roll is movably arranged in the shaft hole;

the third supporting plate is provided with a sliding groove, the sliding groove is communicated with the fourth groove, one end of the push rod is fixedly connected with the pin shaft, and the other end of the push rod penetrates through the sliding groove and extends to the outside of the third supporting plate.

5. The subway platform door emergency opening and closing device according to claim 1, wherein the traveling assembly comprises rollers and a seat body, wherein,

the seat body is fixedly connected with the lower surface of the platform door;

the roller is rotatably connected with the seat body, and the roller is attached to the third groove.

6. The subway platform door emergency opening and closing device according to claim 2, wherein a protective cover is arranged outside the turntable and fixedly arranged on the first supporting plate.