Remote isolation device for subway vehicle door
By designing a remote-controlled subway vehicle door isolation device and utilizing a servo motor and signal receiver system, the problem that existing devices cannot be remotely controlled is solved, remote isolation of the doors is achieved, and safety is improved.
Patent Information
- Application Number
- CN202422851351.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-22
- Publication Date
- 2025-09-16
- Estimated Expiration
- 2034-11-22
AI Technical Summary
Existing subway vehicle door isolation devices cannot be remotely controlled, which affects the isolation effect in the event of a fault when manual control is not possible, posing a personal safety hazard.
A remote isolation device was designed, which included a door panel, a pulley, a fixed slide, a support frame, a movable frame, a screw, a servo motor, a transmission track, a solenoid valve and a signal receiver. The movement of the screw and pulley was controlled by the servo motor, and the opening and closing of the solenoid valve was remotely controlled by the signal receiver and signal transmitter to adjust the position of the door panel.
It achieves remote isolation of the car door when manual control is impossible, improves safety, and avoids safety risks caused by faulty car doors.
Smart Images
Figure CN223340628U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of isolation devices, in particular to a remote isolation device for subway vehicle doors. Background Art
[0002] Door isolation switches play a very important role in subway operation. They not only ensure driving safety, but also improve the riding comfort of subway passengers. With the continuous improvement of urbanization, subways and other rail transportation systems are becoming more and more popular, and the importance of door isolation switches is becoming more and more prominent. Door isolation switches are an important safety device on subway trains. They can control the opening and closing operations of the doors, restrict passengers from getting on and off when the doors are not fully closed, prevent people from accidentally entering the door closing area, and protect the safety of the doors and driving equipment. The main function of the subway vehicle door isolation device is to isolate the faulty door when a door fails, ensure that other doors can be opened and closed normally, thereby ensuring the normal operation of the train and the safety of passengers.
[0003] When using the existing subway vehicle door isolation device, the function of the subway vehicle door isolation device is to isolate the faulty door when a door fails. However, the existing isolation device cannot be remotely controlled. When manual control is not possible, the isolation effect of the door in the event of a fault is affected, which can easily cause personal safety problems. Utility Model Content
[0004] The purpose of the present utility model is to provide a remote isolation device for subway vehicle doors to solve the problem that the existing isolation device proposed in the above background technology cannot be remotely controlled. When it cannot be manually controlled, the isolation effect of the door in the event of a fault is affected, which may easily cause personal safety problems.
[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a remote isolation device for subway vehicle doors, comprising a door panel:
[0006] The top of the door panel is connected to a pulley, the outer surface of one end of the pulley is slidably connected to a fixed slide, one side of the fixed slide is connected to a support frame, the top of the fixed slide is connected to a movable frame, a lead screw is inserted into the movable frame, one end of the lead screw is connected to a servo motor, a transmission belt is sleeved on the outer wall of one end of the servo motor, an electromagnetic valve is inserted into one side of the transmission belt, and a signal receiver is provided on the top surface of the electromagnetic valve.
[0007] Preferably, one end of the pulley is inserted into the interior of the fixed slide and is slidably connected to the fixed slide, and the fixed slide is connected to one side of the inner surface of the support frame.
[0008] Preferably, a bracket is provided on the inner surface of the support frame, and the lead screw is inserted into the bracket provided on the support frame.
[0009] Preferably, one end of the servo motor is connected to one side of the inner surface of the support frame, and the transmission track is sleeved on the outer wall of the servo motor and one end of the solenoid valve.
[0010] Preferably, a through hole is provided on one side of the support frame, and one end of the solenoid valve is inserted into the through hole provided on the support frame.
[0011] Preferably, the signal receiver is wirelessly controlled by a signal transmitter, and the signal transmitter to which the signal receiver is wirelessly connected is arranged in the driver's cab.
[0012] Preferably, the signal transmitter to which the signal receiver is wirelessly connected is controlled by an HMI, and the solenoid valve is opened and closed by using the signal receiver.
[0013] Compared with the prior art, the beneficial effects of the present invention are:
[0014] 1. One end of the lead screw is controlled by a servo motor, and the lead screw is supported by a bracket arranged on the inner surface of the support frame, and the transmission track is sleeved on the outer wall of the servo motor and one end of the solenoid valve to connect the two. When controlling the door panel, a signal transmitter in the driver's cab is used to send a signal to a signal receiver, so that the signal receiver controls the solenoid valve to start, and the solenoid valve drives the transmission track and the servo motor to start, and the servo motor is started to control the lead screw to rotate, so that the lead screw controls the movable frame and the pulley to slide at the same time, and the fixed slide is used to limit the movement of the pulley, so as to adjust the position of the door panel and remotely control the door panel to avoid affecting the isolation effect of the door panel in the event of a fault when manual control is impossible, causing personal safety problems. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 This is a schematic frontal perspective view of the structure of the present invention;
[0016] Figure 2 This is a schematic front view of the structure of the present invention;
[0017] Figure 3 This is a partially cutaway perspective diagram of the structure of the present invention when viewed from above;
[0018] Figure 4 It is a top view and partially cutaway perspective diagram of the structure of the present invention;
[0019] Figure 5 It is a partially cutaway perspective schematic diagram of the structure of the present invention from a side view.
[0020] In the figure: 11, door panel; 12, pulley; 13, fixed slide; 14, support frame; 15, movable frame; 16, screw; 17, servo motor; 18, transmission track; 19, solenoid valve; 20, signal receiver. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.
[0022] See also Figure 1-5 , an embodiment provided by the utility model:
[0023] A remote isolation device for a subway vehicle door includes a door panel 11:
[0024] A pulley 12 is connected to the top of the door panel 11, and a fixed slide 13 is slidably connected to the outer surface of one end of the pulley 12. A support frame 14 is connected to one side of the fixed slide 13, and a movable frame 15 is connected to the top of the fixed slide 13. A lead screw 16 is inserted into the movable frame 15, and a servo motor 17 is connected to one end of the lead screw 16. A transmission belt 18 is sleeved on the outer wall of one end of the servo motor 17, and a solenoid valve 19 is inserted into one side of the transmission belt 18. A signal receiver 20 is provided on the top surface of the solenoid valve 19. The internal material of the door panel 11 is existing technology and can be purchased on the market. It is not a technical protection point of this application, so no further statement is made.
[0025] Furthermore, one end of the pulley 12 is inserted into the fixed slide 13 and is slidably connected to the fixed slide 13. The fixed slide 13 is connected to one side of the inner surface of the support frame 14, so that the fixed slide 13 can limit the movement of the pulley 12.
[0026] Furthermore, a bracket is provided on the inner surface of the support frame 14 , and the lead screw 16 is inserted into the bracket provided on the support frame 14 , so that the lead screw 16 is stably supported by the bracket provided on the support frame 14 .
[0027] Furthermore, one end of the servo motor 17 is connected to one side of the inner surface of the support frame 14, and the transmission belt 18 is sleeved on the outer wall of the servo motor 17 and one end of the solenoid valve 19, thereby connecting the servo motor 17 and the solenoid valve 19 through the transmission belt 18.
[0028] Furthermore, a through hole is opened on one side of the support frame 14 , and one end of the solenoid valve 19 is inserted into the through hole opened in the support frame 14 , so that one end of the solenoid valve 19 is positioned through the through hole opened in the support frame 14 .
[0029] Furthermore, the signal receiver 20 is wirelessly controlled by a signal transmitter, and the signal transmitter to which the signal receiver 20 is wirelessly connected is arranged in the driver's cab, so that the signal receiver 20 is wirelessly controlled by the signal transmitter.
[0030] Furthermore, the signal transmitter to which the signal receiver 20 is wirelessly connected is controlled via the HMI, and the solenoid valve 19 is controlled to open and close by the signal receiver 20 , thereby realizing the control of the solenoid valve 19 to open and close by the signal receiver 20 .
[0031] Working principle: When the subway vehicle door isolation device is remotely controlled, one end of the lead screw 16 is controlled by the servo motor 17, and the bracket set on the inner surface of the support frame 14 is used to support the lead screw 16, and the transmission belt 18 is sleeved on the outer wall of the servo motor 17 and one end of the solenoid valve 19 to connect the two. When the door panel 11 is controlled, the signal transmitter in the driver's cab is used to send a signal to the signal receiver 20, so that the signal receiver 20 controls the solenoid valve 19 to start, so that the solenoid valve 19 drives the transmission belt 18 and the servo motor 17 to start, and the servo motor 17 is started to control the lead screw 16 to rotate, so that the lead screw 16 controls the movable frame 15 and the pulley 12 to slide at the same time, and the fixed slide 13 is used to limit the movement of the pulley 12, so as to adjust the position of the door panel 11 and remotely control the door panel 11.
[0032] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.
Claims
1. A remote isolation device for a subway vehicle door, comprising a door panel (11), characterized in that: The top of the door panel (11) is connected to a pulley (12), the outer surface of one end of the pulley (12) is slidably connected to a fixed slide (13), one side of the fixed slide (13) is connected to a support frame (14), the top of the fixed slide (13) is connected to a movable frame (15), a lead screw (16) is inserted into the movable frame (15), one end of the lead screw (16) is connected to a servo motor (17), the outer wall of one end of the servo motor (17) is sleeved with a transmission crawler (18), a solenoid valve (19) is inserted into one side of the transmission crawler (18), and a signal receiver (20) is provided on the top surface of the solenoid valve (19).
2. A remote isolation device for subway vehicle doors according to claim 1, characterized in that: One end of the pulley (12) is inserted into the interior of the fixed slide (13) and is slidably connected to the fixed slide (13), and the fixed slide (13) is connected to one side of the inner surface of the support frame (14).
3. The remote isolation device for subway vehicle doors according to claim 1, characterized in that: The inner surface of the support frame (14) is provided with a bracket, and the lead screw (16) is inserted into the bracket provided on the support frame (14).
4. The remote isolation device for subway vehicle doors according to claim 1, characterized in that: One end of the servo motor (17) is connected to one side of the inner surface of the support frame (14), and the transmission crawler (18) is sleeved on the outer wall of the servo motor (17) and one end of the electromagnetic valve (19).
5. The remote isolation device for subway vehicle doors according to claim 1, characterized in that: A through hole is provided on one side of the support frame (14), and one end of the solenoid valve (19) is inserted into the through hole provided on the support frame (14).
6. The remote isolation device for subway vehicle doors according to claim 1, characterized in that: The signal receiver (20) is wirelessly controlled by a signal transmitter, and the signal transmitter to which the signal receiver (20) is wirelessly connected is arranged in the driver's cab.
7. The remote isolation device for subway vehicle doors according to claim 1, characterized in that: The signal transmitter wirelessly connected to the signal receiver (20) is controlled via the HMI, and the solenoid valve (19) is controlled to open and close by using the signal receiver (20).