CN217575212U

CN217575212U - Emergency braking control device for train unmanned scene

Info

Publication number: CN217575212U
Application number: CN202220739538.4U
Authority: CN
Inventors: 杨涛; 唐斌彬; 徐俊; 李宏辉; 梁勇; 楼伟江; 李石磊
Original assignee: CRRC Nanjing Puzhen Co Ltd
Current assignee: CRRC Nanjing Puzhen Co Ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-10-14
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses an emergency braking control device for a train unmanned scene, which is arranged on the side wall of a driver cab, and an electrical contact of the emergency braking control device is connected in parallel or in series with a first emergency braking button arranged in a cover plate of the driver cab into an emergency braking loop, a pantograph-lowering loop, a PIS (particle image sensor system) alarm loop and a network monitoring loop; when the emergency brake control device is started, the emergency brake circuit, the pantograph reducing circuit, the PIS alarm circuit and the network monitoring circuit are communicated. The utility model discloses can realize initiatively triggering vehicle emergency braking under the condition of not opening driver's platform apron to in time inform ground personnel, satisfy the ageing demand that emergency handled.

Description

Emergency braking control device for train unmanned scene

Technical Field

The utility model belongs to the technical field of unmanned railcar, especially, relate to an emergency braking controlling means for train unmanned scene.

Background

In order to deal with emergency situations, a manual button is usually arranged to realize active triggering emergency braking under emergency conditions, namely, the active triggering emergency braking of the vehicle is realized by disconnecting an emergency braking loop wire

At present, mushroom buttons for actively controlling emergency braking are arranged on a driver platform, and when a driver observes an emergency and needs to immediately stop the vehicle, the active emergency braking of the vehicle is realized by pressing the buttons. However, since the emergency brake button of the unmanned vehicle is arranged on the driver station, and the driver station is covered by the driver station cover plate during the on-line operation, if the lookout person finds an emergency, the driver station cover plate needs to be opened to trigger the emergency brake. Therefore, the timeliness of the existing solution triggers cannot meet the actual requirements.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved is as follows: how to improve the timeliness of the emergency braking of the unmanned subway vehicle.

The technical scheme is as follows:

an emergency braking control device for an unmanned train scene is arranged on a side wall of a cab, and an electric contact of the emergency braking control device is connected in series with an emergency braking loop, a pantograph lowering loop, a PIS (pulse-in-service) alarm loop and a network monitoring loop in parallel or in series with a first emergency braking button arranged in a cab cover plate;

when the emergency brake control device is started, the emergency brake circuit, the pantograph reducing circuit, the PIS alarm circuit and the network monitoring circuit are communicated.

Further, the emergency brake control device comprises a second emergency brake button and a button mounting transition bracket; and the second emergency brake button is fixed on the cab side wall through a button mounting transition support.

Further, the button mounting transition support comprises a button box and a circuit box;

the circuit box is in a cuboid shape and is fixed on a side wall of a cab; the circuit box is hollow inside and is used for accommodating an electric circuit of the second emergency brake button; the box cover of the circuit box, which is far away from the side wall of the cab, is detachably arranged on the box body of the circuit box;

the button box is in a square shape and is fixed on a box cover of the circuit box; on the contact surface of the button box and the circuit box, the sectional dimension of the button box is smaller than that of the circuit box;

the button box comprises a cavity perpendicular to the side wall of the cab, and the second emergency brake button is arranged in the cavity; under the action of external force, the second emergency brake button moves into the cavity or moves out of the cavity to the end part far away from the side wall of the cab.

Furthermore, four corners of a box cover of the circuit box are respectively provided with a through hole, and a blind hole is formed in the corresponding position of the box body of the circuit box; the fasteners penetrate through the through holes and the corresponding blind holes in a one-to-one correspondence mode, and the box cover of the circuit box is fixed on the box body of the circuit box.

Furthermore, the emergency braking control device comprises a protective cover, and a window is arranged on the outer side surface of the protective cover;

the protective cover covers the second emergency brake button and the outer side of the button installation transition support, and the window corresponds to the second emergency brake button.

Further, the protection cover is made of aluminum alloy.

Further, the outer side of the window is provided with a cover plate in a reversible mode.

Further, the cover plate is made of transparent plastic.

Further, be provided with the recess that is used for posting the warning sign on the lateral wall of protection casing.

Further, the groove is located right below the window.

Has the advantages that:

the utility model discloses an increase an emergency braking device outside department's control cabinet apron in driver's cabin, through the electrical contact cluster with this device go into emergency braking return circuit, fall bow return circuit, PIS warning return circuit, network monitoring return circuit, the utility model discloses can realize initiatively triggering vehicle emergency braking under the condition of not opening driver's cabinet apron to in time inform ground personnel, satisfy the ageing demand that emergency handled.

Drawings

FIG. 1 is a schematic structural diagram of an emergency braking control device according to the present embodiment;

fig. 2 (a) to fig. 2 (d) are schematic diagrams illustrating the connection mode of the emergency brake control device of the embodiment to the vehicle control circuit; fig. 2 (a) is a schematic diagram of a contact connection mode of a pantograph control circuit and a pantograph train line introduced by the second emergency brake button EMPB 1; fig. 2 (b) is a schematic diagram showing a contact connection manner in which the second emergency brake button EMPB1 is introduced into the mushroom button monitor circuit; fig. 2 (c) is a schematic diagram of a contact connection mode in which the second emergency brake button EMPB1 is introduced to the emergency brake circuit; fig. 2 (d) is a schematic diagram of the contact connection of the second emergency brake button EMPB1 into the alarm circuit.

Detailed Description

The following examples are presented to enable one of ordinary skill in the art to more fully understand the present invention, but are not intended to limit the invention in any manner.

Referring to fig. 1, the embodiment discloses an emergency brake control device for an unmanned train scene, the emergency brake control device is installed on a side wall of a cab, and an electrical contact of the emergency brake control device is connected in series or in parallel with a first emergency brake button installed in a cab cover plate to an emergency brake loop, a pantograph lowering loop, a PIS alarm loop and a network monitoring loop.

Fig. 2 (a) to 2 (d) are schematic views illustrating the connection mode of the emergency brake control device of the present embodiment to the vehicle control circuit. As shown in fig. 2 a to 2 d, the emergency brake device is mounted and the emergency brake function is realized by mounting an emergency brake button (EMPB 1 button: red, NO lamp, self-locking button contacts: 3NO, 3NC, contact material: silver palladium machine, life: 30 ten thousand, electric life: 10 ten thousand, rated current: 10A) at a corresponding position of the vehicle and connecting the corresponding contact to the electric circuit.

Fig. 2 (a) is a schematic diagram of a contact connection mode in which the second emergency brake button EMPB1 is introduced into the pantograph-descending train line and the pantograph control circuit, and the normally open contact of the second emergency brake button EMPB1 is connected in parallel to the pantograph-descending train line and the pantograph control circuit, so that a new emergency brake button is added to the pantograph-descending train line and the pantograph control circuit. After the second emergency brake button EMPB1 is pressed, the pantograph is automatically lowered and cannot be raised. Fig. 2 (b) is a schematic diagram of a contact connection mode of the second emergency brake button EMPB1 introduced into the mushroom button monitoring circuit; the mushroom button monitoring circuit is connected with the normally open contact of the second emergency brake button EMPB1 in parallel, and the mushroom button monitoring circuit and the first emergency brake button EMPB are monitored simultaneously after operation. Fig. 2 (c) is a schematic diagram of a contact connection mode in which the second emergency brake button EMPB1 is introduced to the emergency brake circuit; the normally closed contact of a second emergency brake button EMPB1 is connected in series with the emergency brake circuit, and emergency braking can be triggered after the cab at any end presses the button. Fig. 2 (d) is a schematic view of the contact connection of the second emergency brake button EMPB1 into the alarm circuit; and a normally closed contact of a second emergency brake button EMPB1 is connected in series with the PIS alarm loop, and the driver cab at any end can trigger alarm when the button is pressed.

As shown in fig. 1, the emergency brake control device includes a second emergency brake button 5 and a button mounting transition bracket 4; the second emergency brake button 5 is fixed on the side wall 6 of the cab through the button installation transition bracket 4.

The button installation transition support 4 comprises a button box and a circuit box; the circuit box is in a cuboid shape and is fixed on the side wall 6 of the cab; the interior of the line box is hollow and is used for accommodating the electric line of the second emergency brake button 5; the box cover of the circuit box far away from the cab side wall 6 is detachably arranged on the box body of the circuit box. The button box is in a square shape and is fixed on a box cover of the circuit box; on the contact surface of the button box and the circuit box, the sectional dimension of the button box is smaller than that of the circuit box. The button box comprises a cavity which is vertical to the side wall 6 of the cab, and the second emergency brake button 5 is arranged in the cavity; under the action of external force, the second emergency brake button 5 moves into the cavity or moves out of the cavity to the end part far away from the side wall 6 of the cab. The button and the circuit are separated, the circuit is stored in the circuit box, the problems caused by complexity of the circuit are avoided, and the difficulty of daily maintenance is reduced.

Illustratively, four corners of a box cover of the circuit box are respectively provided with a through hole, and a blind hole is formed in the corresponding position of a box body of the circuit box; the fasteners penetrate through the through holes and the corresponding blind holes in a one-to-one correspondence mode, and the box cover of the circuit box is fixed on the box body of the circuit box. When maintenance is needed, the box cover of the button box circuit box can be detached together only by unscrewing fasteners (such as screws and the like), so that the service life of the button box is long and the button box is not easy to damage.

In some examples, in order to protect the emergency brake button, the emergency brake control device comprises a protection cover 1, a window is arranged on the outer side surface of the protection cover 1; the protective cover 1 covers the second emergency brake button 5 and the outer side of the button installation transition support 4, and the window corresponds to the position of the second emergency brake button 5. Preferably, the protective cover 1 is made of aluminum alloy to increase the protective strength.

In other cases, the cover plate 2 may be mounted on the outside of the window in a reversible manner to avoid accidental contact. Preferably, the cover plate 2 is made of transparent plastic, so that a worker can quickly press the emergency brake button.

Exemplarily, a groove 3 for posting a warning mark is provided on the outer side wall of the protection cover 1. Preferably, the groove 3 is located directly below the window

Illustratively, be provided with the recess that is used for posting warning sign on the lateral wall of protection casing. Preferably, the recess is located directly below the window.

Claims

1. An emergency braking control device for an unmanned train scene is characterized in that the emergency braking control device is installed on a side wall of a cab, and an electrical contact of the emergency braking control device is connected in series or in parallel with a first emergency braking button installed in a cab cover plate into an emergency braking loop, a pantograph lowering loop, a PIS alarm loop and a network monitoring loop;

2. The emergency brake control device for a train driverless scene of claim 1, wherein the emergency brake control device comprises a second emergency brake button and a button-mount transition bracket; and the second emergency brake button is fixed on the cab side wall through a button mounting transition bracket.

3. The emergency brake control device for a train driverless scene of claim 2, wherein the button-mount transition bracket comprises a button box and a line box;

the circuit box is in a cuboid shape and is fixed on the side wall of the cab; the circuit box is hollow inside and is used for accommodating an electric circuit of the second emergency brake button; the box cover of the circuit box, which is far away from the side wall of the cab, is detachably arranged on the box body of the circuit box;

the button box comprises a cavity perpendicular to the side wall of the cab, and the second emergency brake button is arranged in the cavity; under the action of external force, the second emergency brake button moves into the cavity or moves out of the cavity to the end part, far away from the side wall of the cab, of the cavity.

4. The emergency brake control device for the train unmanned scene according to claim 3, wherein four corners of the box cover of the line box are respectively provided with a through hole, and a blind hole is arranged at a corresponding position of the box body of the line box; the fasteners penetrate through the through holes and the corresponding blind holes in a one-to-one correspondence mode, and the box cover of the circuit box is fixed on the box body of the circuit box.

5. The emergency brake control device for a train unmanned scene of claim 2, wherein the emergency brake control device comprises a shield having a window disposed on an outer side;

the protection casing covers the second emergency brake button and the outer side of the button installation transition support, and the window corresponds to the second emergency brake button in position.

6. The emergency brake control device for a train unmanned scene of claim 5, wherein the protective cover is made of aluminum alloy.

7. The emergency brake control device for train unmanned scene of claim 5, characterized in that the outside of the window is tiltably mounted with a cover plate.

8. The emergency brake control device for a train unmanned scene of claim 7, wherein the cover plate is made of transparent plastic.

9. The emergency brake control device for a train unmanned scene of claim 5, wherein a groove for posting a warning sign is provided on an outer sidewall of the shield.

10. The emergency brake control device for a train driverless scene of claim 9, wherein the recess is located directly below the window.