Remotely-controllable station end door unlocking mechanism

Abstract

The utility model relates to the technical field of urban rail transit, and discloses a remotely controllable station end door unlocking mechanism which comprises a base and a clamping column, the left side of the front end of the base is fixedly connected with second fixing frames which are opposite front and back, the left sides of the second fixing frames are fixedly connected with motors, and the output ends of the motors are fixedly connected with threaded rods. A second limiting rod is fixedly connected to the upper end of the right side of the second fixing frame, a third fixing frame is slidably connected to the outer side of the second limiting rod, and a threaded sleeve is fixedly connected to the inner side of the upper end of the third fixing frame. According to the anti-theft lock, the second fixing frame, the motor, the threaded rod, the second limiting rod, the third fixing frame, the threaded sleeve and the connecting frame are matched with one another, equipment can be installed and used without damaging an original lock, and therefore the operation cost is reduced, and the practicability of the anti-theft lock is improved. And meanwhile, the device can be mounted on door locks with different sizes according to different use environments.

Description

Technical Field

[0001] The utility model relates to the technical field of urban rail transit, in particular to a remotely controlled station terminal door unlocking mechanism. Background Art

[0002] With the continuous development of science and technology, intelligent systems have been widely used in all walks of life, and the transportation field is no exception. In the field of railways and public transportation, the demand for intelligent door locks at station terminals is gradually increasing, especially door lock systems that can be remotely controlled and monitored. Because the safety of station terminal doors is crucial as important passages, and traditional door lock systems have some limitations, more advanced and safer solutions are needed.

[0003] With the increasing digitalization and automation of transportation services, the demand for remote control is increasing. This demand includes remote opening and closing of door locks, monitoring of door lock status, and even remote emergency control in certain circumstances. However, the track area of ​​urban rail transit stations is controlled and requires access through locked end doors. To enter the track area through the end doors, the station attendant needs to bring a special key. To leave the track area, you can pass freely by pressing a switch, which is inconvenient to use. At the same time, replacing new smart door locks also requires a lot of investment, and the new smart door locks may not match the doors.

[0004] In view of this, the utility model proposes a station terminal door unlocking mechanism which can be remotely controlled. Utility Model Content

[0005] The utility model provides a remotely controlled station terminal door unlocking mechanism, which solves the problem in the related art that a new lock may not match the door.

[0006] The technical solution of the utility model is as follows: a remotely controllable station end door unlocking mechanism comprises a base and a locking column, a second fixing frame opposite to each other is fixedly connected to the left side of the front end of the base, a motor is fixedly connected to the left side of the second fixing frame, a threaded rod is fixedly connected to the output end of the motor, a second limiting rod is fixedly connected to the upper right end of the second fixing frame, a third fixing frame is slidably connected to the outer side of the second limiting rod, a threaded sleeve is fixedly connected to the inner side of the upper end of the third fixing frame, the threaded sleeve is threadedly connected to the threaded rod, a connecting frame is fixedly connected to the right side of the second limiting rod, the connecting frame is fixedly connected to the threaded rod, the second fixing frame is fixedly connected to the right side with evenly distributed first fixing columns, the third fixing frame is fixedly connected to the left side with evenly distributed second fixing columns, and corresponding limiting holes are provided on the outer wall of the front end of the base.

[0007] Preferably, the limiting hole is snap-connected with the first fixing column, and the limiting hole is snap-connected with the second fixing column.

[0008] Preferably, a handle is rotatably connected to the top side of the middle end of the base, and a transmission rod is rotatably connected to the inner side of the top end of the handle.

[0009] Preferably, the outer side of the transmission rod is fixedly connected with left and right opposite first limiting rods, the outer side of the first limiting rod is slidably connected with a limiting sleeve, and the outer side of the limiting sleeve is fixedly connected with front and rear opposite limiting columns.

[0010] Preferably, a first fixing frame is slidably connected to the outer side of the limiting column, and front and rear opposite fixing rods are fixedly connected to the inner side of the first fixing frame.

[0011] Preferably, a spring is provided on the outer side of the middle end of the fixing rod, and a locking column is fixedly connected to the upper end of the spring.

[0012] Preferably, evenly distributed clamping blocks are fixedly connected to the outer side of the first limiting rod, and the clamping blocks are clamped and connected with the clamping columns.

[0013] Preferably, the lower end of the limiting sleeve is fixedly connected to an electric push rod, the lower end of the electric push rod is fixedly connected to an articulated frame, and the lower end of the articulated frame is fixedly connected to a supporting frame.

[0014] The working principle and beneficial effects of the utility model are:

[0015] 1. The utility model is provided with the second fixing frame, the motor, the threaded rod, the second limiting rod, the third fixing frame, the threaded sleeve and the connecting frame, so that the device can be installed and used without destroying the original lock, thereby reducing the operating cost. At the same time, it can also be installed on door locks of different sizes according to different use environments;

[0016] 2. The utility model realizes the function of lifting the handle outward by the electric push rod through the arrangement according to the mutual cooperation of the base, the handle, the support frame, the hinge frame, the electric push rod, the transmission rod, the first limit rod and the limit sleeve, so that the sensor can be used to control the extension and retraction of the electric push rod to lift the top of the handle, thereby realizing the function of remote control of opening and closing the door;

[0017] 3. The utility model realizes the rapid installation of the transmission rod by the cooperation of the first limit rod, the limit sleeve, the limit column, the first fixing frame, the fixing rod, the spring, the engaging column and the blocking block, thereby saving the workers' installation time and steps when installing the door lock, and can also be quickly disassembled when not in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0019] Figure 1 It is a side perspective structural schematic diagram of the utility model;

[0020] Figure 2 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0021] Figure 3 It is a schematic diagram of the front three-dimensional structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the base structure of the utility model;

[0023] Figure 5 It is a schematic diagram of the transmission rod structure of the utility model.

[0024] In the figure: 1. base; 2. handle; 3. transmission rod; 4. first limiting rod; 5. limiting sleeve; 6. limiting column; 7. first fixing frame; 8. fixing rod; 9. spring; 10. engaging column; 11. clamping block; 12. second fixing frame; 13. motor; 14. threaded rod; 15. second limiting rod; 16. third fixing frame; 17. threaded sleeve; 18. connecting frame; 19. supporting frame; 20. articulated frame; 21. electric push rod; 22. first fixing column; 23. second fixing column; 24. limiting hole. DETAILED DESCRIPTION

[0025] The following will be combined with the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Example 1

[0027] A preferred embodiment of a remotely controlled station terminal door unlocking mechanism provided by the utility model is as follows: Figures 1 to 5As shown: a remotely controllable station terminal door unlocking mechanism includes a base 1 and a locking column 10, a second fixing frame 12 opposite to each other is fixedly connected to the left side of the front end of the base 1, a motor 13 is fixedly connected to the left side of the second fixing frame 12, the motor 13 is fixed by the second fixing frame 12, a threaded rod 14 is fixedly connected to the output end of the motor 13, and the threaded rod 14 is driven to rotate by the motor 13, a second limiting rod 15 is fixedly connected to the upper end of the right side of the second fixing frame 12, a third fixing frame 16 is slidably connected to the outer side of the second limiting rod 15, the third fixing frame 16 is limited by the second limiting rod 15, and the third fixing frame 16 is limited by the second limiting rod 15. A threaded sleeve 17 is fixedly connected to the inner side of the upper end of the frame 16, and the threaded sleeve 17 is threadedly connected to the threaded rod 14. The threaded sleeve 17 and the third fixed frame 16 are driven by the threaded rod 14 to move left and right. A connecting frame 18 is fixedly connected to the right side of the second limiting rod 15, and the connecting frame 18 is fixedly connected to the threaded rod 14. The threaded rod 14 and the second limiting rod 15 are fixedly connected through the connecting frame 18. The right side of the second fixing frame 12 is fixedly connected to evenly distributed first fixing columns 22, and the left side of the third fixing frame 16 is fixedly connected to evenly distributed second fixing columns 23. The front end outer wall of the base 1 is provided with corresponding limiting holes 24.

[0028] In this embodiment, the limiting hole 24 is engaged with the first fixing column 22, and the limiting hole 24 is engaged with the second fixing column 23. The first fixing column 22 and the second fixing column 23 are engaged with the limiting hole 24, so that the second fixing frame 12 and the third fixing frame 16 are fixed to the outside of the base 1.

[0029] Example 2

[0030] On the basis of Example 1, a preferred embodiment of a remotely controllable station terminal door unlocking mechanism provided by the utility model is as follows: Figures 1 to 5 As shown: a handle 2 is rotatably connected to the top side of the middle end of the base 1, and a transmission rod 3 is rotatably connected to the inner side of the top end of the handle 2.

[0031] In this embodiment, the outer side of the transmission rod 3 is fixedly connected with a first limit rod 4 opposite to the left and right. The handle 2 and the first limit rod 4 are connected through the transmission rod 3. The outer side of the first limit rod 4 is slidably connected with a limit sleeve 5. The first limit rod 4 is limited and fixed by the limit sleeve 5. The outer side of the limit sleeve 5 is fixedly connected with limit columns 6 opposite to the front and back.

[0032] In this embodiment, a first fixing frame 7 is slidably connected to the outer side of the limiting column 6, and the first fixing frame 7 is limited by the limiting column 6. A front and rear fixing rod 8 is fixedly connected to the inner side of the first fixing frame 7, and the fixing rod 8 is fixed by the first fixing frame 7.

[0033] In this embodiment, a spring 9 is provided on the outer side of the middle end of the fixing rod 8, and a locking column 10 is fixedly connected to the upper end of the spring 9. The spring 9 pushes the locking column 10 upward by using the first fixing frame 7 as a stress point.

[0034] In this embodiment, evenly distributed blocks 11 are fixedly connected to the outside of the first limiting rod 4, and the blocks 11 are engaged with the engaging columns 10. The engaging columns 10 and the first fixing frame 7 are engaged with the blocks 11, thereby fixing the first limiting rod 4 and the limiting sleeve 5.

[0035] In this embodiment, the lower end of the limiting sleeve 5 is fixedly connected to an electric push rod 21, the lower end of the electric push rod 21 is fixedly connected to an articulated frame 20, and the lower end of the articulated frame 20 is fixedly connected to a support frame 19. The electric push rod 21 is supported and fixed by the support frame 19. At the same time, the electric push rod 21 uses the support frame 19 as a stress point to control the lifting and falling of the handle 2, thereby controlling the opening and closing of the door.

[0036] The working principle and use process of the utility model are as follows: when the station end door lock that can be opened remotely is used, the transmission rod 3 is first inserted into the handle 2, and a corresponding limiting hole 24 is opened on the base 1. Then, the left second fixing frame 12 and the first fixing column 22 are first engaged on the left side of the base 1, and the top first limiting rod 4 is plugged with the limiting sleeve 5. Then, the motor 13 outputs power to drive the threaded rod 14 to rotate, thereby driving the threaded sleeve 17 to move freely, thereby driving the third fixing frame 16 and the second fixing column 23 to move to the left side through the threaded sleeve 17, and engage with the base 1 and the limiting hole 24, and also drive the right support frame 19, the articulated frame 20, the electric push rod 21 and the limiting sleeve 5 to move to the left synchronously, so that The limiting sleeve 5 on the right side is inserted into the first limiting rod 4 on the right side, and then the first fixing frame 7 is pulled upward to make the lowest end of the first fixing frame 7 fit with the limiting column 6, so that the first fixing frame 7 can rotate, and then the locking column 10 is pulled downward, and the spring 9 is compressed at the same time, and then the first fixing frame 7 is flipped inward, and the blocking block 11 is inserted between the first fixing frame 7 and the locking column 10, and then the first fixing frame 7 and the locking column 10 are released, and the first fixing frame 7 and the locking column 10 are pushed to both sides at the same time by the spring 9, so that the blocking block 11 is locked and fixed to complete the installation. When using it again, it is only necessary to control the extension and retraction of the electric push rod 21 through the sensor, so that the handle 2 is lifted and pulled down by the electric push rod 21 to complete the door opening and closing actions.

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A remotely controllable station terminal door unlocking mechanism, comprising a base (1) and a locking column (10), characterized in that: The front left side of the base (1) is fixedly connected with a second fixing frame (12) opposite to the front and rear sides, the left side of the second fixing frame (12) is fixedly connected with a motor (13), the output end of the motor (13) is fixedly connected with a threaded rod (14), the upper right end of the second fixing frame (12) is fixedly connected with a second limiting rod (15), the outer side of the second limiting rod (15) is slidably connected with a third fixing frame (16), the inner side of the upper end of the third fixing frame (16) is fixedly connected with a threaded sleeve (17), the threaded sleeve (17) is threadedly connected to the threaded rod (14), the right side of the second limiting rod (15) is fixedly connected with a connecting frame (18), the connecting frame (18) is fixedly connected to the threaded rod (14), the right side of the second fixing frame (12) is fixedly connected with evenly distributed first fixing columns (22), the left side of the third fixing frame (16) is fixedly connected with evenly distributed second fixing columns (23), and the front end outer wall of the base (1) is provided with corresponding limiting holes (24).

2. A remotely controllable station terminal door unlocking mechanism according to claim 1, characterized in that: The limiting hole (24) is snap-fitted and connected to the first fixing column (22), and the limiting hole (24) is snap-fitted and connected to the second fixing column (23).

3. A remotely controllable station terminal door unlocking mechanism according to claim 1, characterized in that: The top side of the middle end of the base (1) is rotatably connected to a handle (2), and the inner side of the top end of the handle (2) is rotatably connected to a transmission rod (3).

4. A remotely controllable station terminal door unlocking mechanism according to claim 3, characterized in that: The transmission rod (3) is fixedly connected to a first limiting rod (4) opposite to the left and right on the outside, the first limiting rod (4) is slidably connected to a limiting sleeve (5) on the outside, and the limiting sleeve (5) is fixedly connected to a limiting column (6) opposite to the front and back on the outside.

5. A remotely controllable station terminal door unlocking mechanism according to claim 4, characterized in that: The outer side of the limiting column (6) is slidably connected to a first fixing frame (7), and the inner side of the first fixing frame (7) is fixedly connected to front and rear opposite fixing rods (8).

6. A remotely controllable station terminal door unlocking mechanism according to claim 5, characterized in that: A spring (9) is arranged outside the middle end of the fixing rod (8), and a locking column (10) is fixedly connected to the upper end of the spring (9).

7. A remotely controllable station terminal door unlocking mechanism according to claim 4, characterized in that: Evenly distributed clamping blocks (11) are fixedly connected to the outside of the first limiting rod (4), and the clamping blocks (11) are clamped and connected to the clamping columns (10).

8. A remotely controllable station terminal door unlocking mechanism according to claim 4, characterized in that: The lower end of the limiting sleeve (5) is fixedly connected to an electric push rod (21), the lower end of the electric push rod (21) is fixedly connected to an articulated frame (20), and the lower end of the articulated frame (20) is fixedly connected to a support frame (19).

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