CN212927537U

CN212927537U - Platform door emergency door with reset and 90-degree positioning functions

Info

Publication number: CN212927537U
Application number: CN202020940147.XU
Authority: CN
Inventors: 孙彦通; 田姣; 曾志豪; 江虹; 周正超; 王飞; 杨达
Original assignee: Ningbo CRRC Times Transducer Technology Co Ltd
Current assignee: Ningbo CRRC Times Transducer Technology Co Ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2021-04-09
Anticipated expiration: 2030-05-28

Abstract

The utility model provides a platform door emergency door with reset, 90 locate function belongs to track traffic technical field, include: a door body; the upright post is rotatably connected with the door body through the hinges, and a positioning structure is arranged between every two adjacent hinges, wherein the positioning structure comprises a positioning tongue and a positioning buckle, the positioning tongue is installed on the door body, the positioning buckle is installed on the upright post, and the door body is locked after being opened for 90 degrees through the clamping fit between the positioning tongue and the positioning buckle. The utility model provides a pair of platform door emergency door with reset, 90 locate function realizes the door body at 90 locking through location structure to with the hinge fit, realize that emergency door automatic re-setting under being less than 90 the condition, in addition, this location structure is simple, simple to operate, the maintenance in the later stage of being convenient for.

Description

Platform door emergency door with reset and 90-degree positioning functions

Technical Field

The utility model belongs to the technical field of the rail transit, a emergency door is related to, especially a platform door emergency door with reset, 90 locate function.

Background

Platform doors (PSD) are necessary facilities for modern rail transit engineering, are arranged along the edge of a rail transit Platform to isolate a rail area from a Platform waiting area, reduce the influence of train running noise and piston wind on the station, prevent personnel from falling off the rail to generate accidents, provide comfortable and safe waiting environment for passengers, improve the operation service level and are increasingly widely applied to urban rail transit projects at home and abroad. The existing operation mode of the subway is that a power supply cable and a return rail stroke power supply loop are used, the existing platform door is integrally designed by adopting a metal structure, potential difference exists between the platform door of the train and the ground, and step voltage exists when passengers get on or off the train. Therefore, ensuring the insulating effect of the platform door has a crucial influence on protecting passengers and platform equipment.

The emergency door is a component of the platform door and is used for ensuring the normal passing of passengers under the condition that the platform door cannot be opened and closed normally, so that two conditions are required to be provided for ensuring the safety and the reliability of the emergency door in the using process, wherein one condition is that the emergency door can be automatically reset when the opening angle of the emergency door is smaller than 90 degrees, and the other condition is that the emergency door can be reliably positioned when the opening angle of the emergency door is 90 degrees.

At present, in order to meet the two conditions, the automatic reset of the emergency door and the positioning after 90-degree opening are generally realized by installing devices such as a floor spring, a door closer and the like on the emergency door, however, the appearance volumes of the devices such as the floor spring, the door closer and the like are large, the installation space and the installation interface are more in demand, inconvenience is brought to later maintenance, and the manufacturing cost of the emergency door is also increased.

Disclosure of Invention

The utility model aims at solving the problems in the prior art, and provides an emergency door which has the advantages of simple installation, convenient maintenance and reasonable control of manufacturing cost.

The purpose of the utility model can be realized by the following technical proposal: a platform door emergency door with a reset, 90 ° positioning function, comprising:

a door body;

the upright post is rotatably connected with the door body through the hinges, and a positioning structure is arranged between every two adjacent hinges, wherein the positioning structure comprises a positioning tongue and a positioning buckle, the positioning tongue is installed on the door body, the positioning buckle is installed on the upright post, and the door body is locked after being opened for 90 degrees through the clamping fit between the positioning tongue and the positioning buckle.

In foretell platform door emergency door that has reset, 90 locate function, the location is detained including the fixed plate of installing on the stand, and respectively is provided with a location card in the both sides of fixed plate, and wherein, the one end of two location cards is leaned on, and the other end phase separation of two location cards.

In the above emergency door with a reset and 90 ° positioning function, one end of one of the two positioning cards is provided with a bending plate, and one end of the other positioning card is provided with a horizontal plate, wherein the bending part of the bending plate abuts against the horizontal plate; or in the two positioning clamping pieces, the same end of the two positioning clamping pieces is provided with a bending plate, wherein the bending parts of the two bending plates are abutted.

In the above-mentioned platform door emergency door with reset, 90 locate function, the board of bending is the setting of V type structure, or is the setting of U type structure, or is the setting of C type structure.

In the above emergency door with a reset and 90-degree positioning function, each positioning card comprises a flat plate and the bending plate, wherein the flat plate and the bending plate are smoothly transited through an arc.

In the above-mentioned platform door emergency door with reset, 90 positioning function, it is integrated that between flat board and the board of bending is setting up.

In the above-mentioned platform door emergency door that has reset, 90 locate function, two location cards are setting up from top to bottom, and wherein, the dull and stereotyped parallel from top to bottom in two location cards, the board of bending in two location cards supports and leans on from top to bottom.

In the above-mentioned platform door emergency door that has the locate function that resets, 90, the fixed plate is the setting of U type structure, and wherein, two location cards are installed in the both sides of U type fixed plate open end through the connecting plate respectively.

In the above emergency door with a reset and 90-degree positioning function, the positioning tongue is arranged in an L-shaped structure, wherein one end of the positioning tongue is connected with the door body, and the other end of the positioning tongue is provided with a notch.

In the above platform door emergency door with the reset and 90-degree positioning functions, the hinge is a spring hinge or a hydraulic hinge with a reset function.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model provides a pair of platform door emergency door with reset, 90 locate function realizes the door body at 90 locking through location structure to with the hinge fit, realize that emergency door automatic re-setting under the condition that is less than 90, in addition, this location structure is simple, simple to operate, the maintenance in the later stage of being convenient for.

(2) One end at the board place of bending is for leaning on the end of leaning on of two location cards, adopts the board of bending to make the location tongue pass leaning on behind the end of leaning on of two location cards, two location cards lean on the end can realize automatic re-setting, then lean on each other again and lean on, guarantee location tongue can with two location cards support by the reliable joint of end, and then realize the reliable location of the door body under 90 open states.

(3) Through set up the breach on the location tongue, make things convenient for the location tongue of breach place one end to pass smoothly to support to lean on the end between two location cards for emergency door is opening the in-process more laborsaving.

Drawings

Fig. 1 is a schematic structural view of the platform door emergency door with the functions of resetting and 90 ° positioning in the closed state.

Fig. 2 is a partial schematic view of the emergency door of fig. 1.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic structural view of the platform door emergency door with the functions of resetting and 90-degree positioning of the utility model in the state of opening 90 degrees.

Fig. 5 is an enlarged view of a portion B in fig. 4.

In the figure, 100, a door body; 200. a column; 300. a hinge; 400. a positioning structure; 410. positioning the tongue; 411. a notch; 420. positioning buckles; 421. a fixing plate; 422. positioning the card; 4221. bending the plate; 4222. a flat plate; 423. a connecting plate.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 5, the utility model provides a platform door emergency door with reset, 90 positioning function, include: a door body 100; the pillar 200 is rotatably connected to the door body 100 through a plurality of hinges 300, and a positioning structure 400 is disposed between two adjacent hinges 300, wherein the positioning structure 400 includes a positioning tongue 410 mounted on the door body 100 and a positioning buckle 420 mounted on the pillar 200, and the door body 10090 ° is locked after being opened through the clamping fit between the positioning tongue 410 and the positioning buckle 420.

The utility model provides a pair of platform door emergency door with reset, 90 locate function realizes the door body 100 at 90 locking through location structure 400 to with hinge 300 cooperation, realize that emergency door automatic re-setting under the condition that is less than 90, in addition, this location structure 400 is simple, simple to operate, the maintenance in the later stage of being convenient for.

Further preferably, the hinge 300 is a spring hinge 300 with a self-return function or a hydraulic hinge 300.

Preferably, as shown in fig. 1 to 5, the positioning buckle 420 includes a fixing plate 421 mounted on the upright 200, and a positioning clip 422 is respectively disposed on two sides of the fixing plate 421, wherein one end of the two positioning clips 422 abuts against each other, and the other end of the two positioning clips 422 is separated.

In this embodiment, when the door body 100 rotates in the opening direction, the positioning tongue 410 connected to the door body 100 is driven to rotate synchronously, so that the positioning tongue 410 rotates from the separation end of the two positioning cards 422 to the abutting end of the two positioning cards 422, when the door body 100 rotates to the limit angle, the positioning tongue 410 slides over the abutting end of the two positioning cards 422, if the limit angle of the door body 100 is greater than 90 °, if the door body 100 is released, the door body 100 can rotate under the action of the hinge 300 until the positioning tongue 410 abuts against the abutting portion of the two positioning cards 422 (the rotation potential energy generated when the door body 100 rotates is smaller than the abutting force between the abutting ends of the two positioning cards 422, so that the positioning tongue 410 cannot automatically pass through the abutting end between the two positioning cards 422); if the limit angle of the door body 100 is 90 °, that is, the positioning tongue 410 passes through the abutting end between the two positioning clamping pieces 422, the limit angle is reached. Therefore, whether the limit angle of the door body 100 is equal to 90 ° or greater than 90 °, when the included angle between the door body 100 and the pillar 200 is 90 °, the positioning tongue 410 can be clamped with the abutting end between the two positioning clamping pieces 422, and the locking of the door body 100 in the open state is completed. When the door body 100 needs to be closed, only one side of the door body 100 needs to be pushed forcibly, so that the positioning tongue 410 crosses the abutting end between the two positioning clamping pieces 422, the door body 100 can realize automatic reset under the action of the hinge 300, and the door body 100 is convenient to operate and reliable in positioning.

Further preferably, in the two positioning fastening pieces 422, one end of one positioning fastening piece 422 is provided with a bending plate 4221, and one end of the other positioning fastening piece 422 is provided with a horizontal plate 4222, wherein a bending portion of the bending plate 4221 abuts against the horizontal plate 4222; or in the two positioning clamping pieces 422, the same end of the two positioning clamping pieces 422 is provided with a bending plate 4221, wherein the bending parts of the two bending plates 4221 abut against each other.

Further preferably, the bending plate 4221 is arranged in a V-shaped structure, or in a U-shaped structure, or in a C-shaped structure.

In this embodiment, the one end that the board 4221 of bending place is the end that leans on of two positioning card 422, adopts the board 4221 of bending to make positioning tongue 410 pass two positioning card 422 to lean on the end after, two positioning card 422 support to lean on the end can realize automatic re-setting, then support each other again and lean on, guarantee positioning tongue 410 can with two positioning card 422 support to lean on the end reliable joint, and then realize the reliable location of door 100 under 90 open states.

Further preferably, each positioning card 422 comprises a flat plate 4222 and the bending plate 4221, wherein the flat plate 4222 and the bending plate 4221 are smoothly transited through an arc.

Further preferably, the flat plate 4222 and the bending plate 4221 are integrally arranged.

Further preferably, the two positioning locking pieces 422 are arranged up and down, wherein the flat plates 4222 in the two positioning locking pieces 422 are parallel up and down, and the bending plates 4221 in the two positioning locking pieces 422 abut up and down.

Preferably, as shown in fig. 1 to 5, the fixing plate 421 is configured in a U-shaped structure, wherein two positioning locking pieces 422 are respectively mounted on two sides of an opening end of the U-shaped fixing plate 421 through a connecting plate 423.

Preferably, as shown in fig. 1 to 5, the positioning tongue 410 is disposed in an L-shaped structure, wherein one end of the positioning tongue 410 is connected to the door body 100, and the other end of the positioning tongue 410 is provided with a notch 411.

In this embodiment, the positioning tongue 410 at the end of the positioning tongue 411 is conveniently inserted into the abutting end between the two positioning tabs 422, so that the emergency door is more labor-saving in the opening process.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. A platform door emergency door with reset, 90 positioning functions, comprising:

a door body;

2. The emergency door with a reset and 90 ° positioning function as claimed in claim 1, wherein the positioning fastener comprises a fixing plate mounted on the upright post, and a positioning clip is disposed on each of two sides of the fixing plate, wherein one ends of the two positioning clips abut against each other and the other ends of the two positioning clips are separated from each other.

3. The emergency door with reset and 90 ° positioning functions of claim 2, wherein one of the two positioning locking pieces has a bending plate at one end thereof, and the other positioning locking piece has a horizontal plate at one end thereof, wherein the bending portion of the bending plate abuts against the horizontal plate; or in the two positioning clamping pieces, the same end of the two positioning clamping pieces is provided with a bending plate, wherein the bending parts of the two bending plates are abutted.

4. The emergency door with a reset and 90 ° positioning function for platform door of claim 3, wherein the bending plate is disposed in a V-shaped structure, a U-shaped structure or a C-shaped structure.

5. The emergency door with reset and 90 ° positioning function of platform door of claim 3, wherein each positioning clip comprises a flat plate and the bending plate, wherein the flat plate and the bending plate are smoothly transited through a circular arc.

6. The emergency door with a reset and 90 ° positioning function as claimed in claim 5, wherein the flat plate and the bending plate are integrally disposed.

7. The emergency door with reset and 90 ° positioning function as claimed in claim 5, wherein the two positioning clips are disposed up and down, wherein the flat plates of the two positioning clips are parallel up and down, and the bent plates of the two positioning clips abut up and down.

8. The emergency door with a reset and 90 ° positioning function as claimed in claim 2, wherein the fixing plate is configured in a U-shaped structure, and the two positioning clips are respectively mounted on two sides of the opening end of the U-shaped fixing plate through the connecting plate.

9. A platform door emergency door with reset and 90 ° positioning functions according to claim 1, wherein the positioning tongue is provided in an L-shaped configuration, wherein one end of the positioning tongue is connected to the door body, and the other end of the positioning tongue is provided with a notch.

10. The platform door emergency door with a reset and 90 ° positioning function according to claim 1, wherein the hinge is a spring hinge or a hydraulic hinge with a reset function.