CN213898543U

CN213898543U - Manual unlocking device of sliding door for urban rail transit operation

Info

Publication number: CN213898543U
Application number: CN202022541020.3U
Authority: CN
Inventors: 曹立建
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-08-06
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a manual unlocking device of sliding door for urban rail transit operation, including the fixed cover, fixed cover lower extreme is equipped with spacing dish, is equipped with the baffle on the fixed cover, is equipped with the mount on the baffle, is equipped with only the sled mechanism on the mount, and the sled mechanism includes first revolving cylinder, is equipped with the lever on the first revolving cylinder, is equipped with the connecting plate on the first revolving cylinder, and the connecting plate is connected with the support frame, and the cover is equipped with the second revolving cylinder on the support frame, and second revolving cylinder week side is equipped with spacing, is equipped with the handle on the second revolving cylinder; be equipped with fixed section of thick bamboo in the fixed cover, wear to be equipped with the telescopic link in the fixed section of thick bamboo, the telescopic link below is equipped with the movable block, and the movable block below is equipped with a locking section of thick bamboo, is equipped with wire rope in the locking section of thick bamboo, and the wire rope lower extreme is equipped with release mechanism, when needs manual unblock, with the downward pulling of handle, with the wire rope upwards pulling in the locking section of thick bamboo, drive release mechanism to the sliding door unblock, lever principle when staff unblock, can relax with the handle pulling, carry out the unblock to the device.

Description

Manual unlocking device of sliding door for urban rail transit operation

Technical Field

The utility model relates to a manual unlocking device technical field, specific be a manual unlocking device of sliding door is used in urban rail transit operation.

Background

With the development of society and economy, urbanization has become an important trend in the development of the world today. In the course of urbanization, cities of different scales and different development stages have different traffic demands, which need to be satisfied by corresponding traffic technical levels and transportation means. From the practice of the development of a plurality of international metropolies, the rail transit becomes an indispensable component in an urban traffic structure by the technical advantages of large traffic volume and high speed, better solves the problem of increasing supply and demand contradiction of large and medium urban traffic, and meets the requirement of urbanization. The urban rail transit becomes a main body of urban passenger traffic more and more along with the deepening of the urbanization process, the characteristics and the functions of the rail transit are clear, and the urban rail transit has important significance for guiding the construction and the development of the urban rail transit, so that the safety of vehicles is very important, particularly the manual unlocking device of the sliding door, and the manual unlocking device of the sliding door on the market at the present stage has the technical problem of labor-consuming unlocking.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a manual unlocking device of sliding door is used in urban rail transit operation to solve prior art, the difficult technical problem of manual unlocking device unblock of sliding door.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a manual unlocking device of a sliding door for urban rail transit operation comprises a fixed sleeve, wherein a limiting disc is arranged at the lower end of the fixed sleeve, a baffle is arranged on the fixed sleeve, a fixed frame is arranged on the baffle, only a prying mechanism is arranged on the fixed frame, the prying mechanism comprises a first rotating cylinder, a lever is arranged on one side of the first rotating cylinder, a connecting plate is arranged on the other side of the first rotating cylinder, the connecting plate is connected with a supporting frame, a second rotating cylinder is sleeved on the supporting frame, a limiting strip is arranged on the periphery of the second rotating cylinder, and a handle is arranged on the second rotating cylinder; the improved steel wire rope unlocking device is characterized in that a fixed cylinder is arranged in the fixed sleeve, a telescopic rod penetrates through the fixed cylinder, a compression spring is arranged on the telescopic rod, a moving block is arranged below the telescopic rod, the lever is connected with the moving block, a locking cylinder is arranged below the moving block, a steel wire rope is arranged in the locking cylinder, and an unlocking mechanism is arranged at the lower end of the steel wire rope.

As the utility model discloses a preferred technical scheme, release mechanism includes the extrusion piece, the extrusion piece is connected with the sliding block, sliding block one side is connected with the locking lever, the cover is equipped with reset spring on the locking lever.

As the utility model discloses an optimal technical scheme, wear to be equipped with the gag lever post on the sliding block, the gag lever post setting is sheathe in the installation.

As the utility model discloses a preferred technical scheme, fixed cover with all be provided with the bolt on the installation cover.

As an optimal technical scheme of the utility model, wear to be equipped with the pull rod on the support frame, be provided with extrusion spring on the pull rod.

As the utility model discloses a preferred technical scheme, the cover is equipped with the protection tube on the wire rope, be provided with the slider on the movable block, the slider groove has been seted up in the fixed cover, the slider is worn to establish in the slider inslot.

The utility model provides a manual unlocking device of sliding door is used in urban rail transit operation possesses following beneficial effect: be provided with on the mount and prize the mechanism, when needs manual unblock, with the downward pulling of handle, the handle drives the rotatory section of thick bamboo of second and rotates, be connected spacing on the spacing section of thick bamboo with the connecting plate on the first rotatory section of thick bamboo, upwards lifting the connecting plate, the connecting plate makes the lever on the first rotatory section of thick bamboo carry out the lifting to the movable block, upwards stimulate wire rope in the tight lock section of thick bamboo, drive release mechanism and carry out the unblock to the sliding door, carry out manual the opening with the sliding door, this mechanism application lever principle makes the staff when carrying out the unblock to the device, can relax stimulate the handle, unblock the device, staff's intensity of labour has been reduced, make its unblock efficiency faster.

Drawings

Fig. 1 is a perspective view of the sliding door manual unlocking device for urban rail transit operation of the present invention;

fig. 2 is an exploded view of the sliding door manual unlocking device for urban rail transit operation of the present invention;

fig. 3 is an enlarged schematic view of the area a in fig. 2.

In the figure: 1. fixing a sleeve; 2. a pull rod; 3. a second rotary cylinder; 4. a limiting disc; 5. installing a sleeve; 6. a handle; 7. a limiting strip; 8. a lever; 9. a support frame; 10. a locking cylinder; 11. a wire rope; 12. extruding the block; 13. a connecting plate; 14. a limiting rod; 15. a slider; 16. a locking lever; 17. a return spring; 18. protecting the tube; 19. a slider; 20. a baffle plate; 21. a fixed mount; 22. a bolt; 23. a slider slot; 24. a compression spring; 25. a compression spring; 26. a fixed cylinder; 27. a telescopic rod; 28. a first rotary cylinder; 29. moving the mass.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: a manual unlocking device of a sliding door for urban rail transit operation comprises a fixed sleeve 1, wherein a limiting disc 4 is arranged at the lower end of the fixed sleeve 1, a baffle 20 is arranged on the fixed sleeve 1, a fixed frame 21 is arranged on the baffle 20, only a prying mechanism is arranged on the fixed frame 21, the prying mechanism comprises a first rotating cylinder 28, a lever 8 is arranged on one side of the first rotating cylinder 28, a connecting plate 13 is arranged on the other side of the first rotating cylinder 28, the connecting plate 13 is connected with a supporting frame 9, a second rotating cylinder 3 is sleeved on the supporting frame 9, a limiting strip 7 is arranged on the periphery of the second rotating cylinder 3, and a handle 6 is arranged on the second rotating cylinder 3; the fixing sleeve is characterized in that a fixing barrel 26 is arranged in the fixing barrel 1, an expansion rod 27 penetrates through the fixing barrel 26, a compression spring 25 is arranged on the expansion rod 27, a moving block 29 is arranged below the expansion rod 27, the lever 8 is connected with the moving block 29, a locking barrel 10 is arranged below the moving block 29, a steel wire rope 11 is arranged in the locking barrel 10, and an unlocking mechanism is arranged at the lower end of the steel wire rope 11.

When the manual unlocking device is used, the limiting disc 4 is arranged below the fixed sleeve 1, in the upward movement process of the steel wire rope 11, the limiting disc 4 can limit the protective pipe 18 on the steel wire rope 11, the protective pipe 18 is prevented from moving along with the steel wire rope 11, the fixed frame 21 is provided with a prying mechanism, when the unlocking is needed, the handle 6 is pulled, the handle 6 enables the lever 8 to lift the movable block 29 upwards, the movable block 29 extrudes the telescopic rod 27 while lifting, the telescopic rod 27 extrudes the compression spring 25 to enable the telescopic rod 27 to stretch in the fixed cylinder 26, the steel wire rope 11 is pulled to unlock a sliding door of the device, the lever 8 principle enables a worker to easily pull the handle 6 when unlocking, the working strength of the worker is reduced, the unlocking efficiency is improved, the compression spring 25 enables the device to be always kept in a locking state, and the structure of the device is more stable, the locking cylinder 10 fixes the wire rope 11 so that the wire rope 11 does not easily fall down to damage the device.

Referring to fig. 2, the unlocking mechanism includes an extrusion block 12, the extrusion block 12 is connected to a sliding block 15, one side of the sliding block 15 is connected to a locking rod 16, a return spring 17 is sleeved on the locking rod 16, when the steel wire rope 11 is pulled, the steel wire rope 11 drives the extrusion block 12 to move upwards to push the sliding block 15, so that the locking rod 16 on the sliding block 15 is moved out of the sliding door by the thrust of the return spring 17 to unlock the sliding door, a limit rod 14 penetrates through the sliding block 15, the limit rod 14 is arranged on the mounting sleeve 5, and the limit rod 14 can prevent the sliding block 15 from swinging left and right when moving to affect unlocking of the device.

Referring to fig. 2, the fixing sleeve 1 and the mounting sleeve 5 are both provided with bolts 22, the bolts 22 fix the fixing sleeve 1 and the mounting sleeve 5, the support frame 9 is provided with a pull rod 2 in a penetrating way, the pull rod 2 is provided with an extrusion spring 24, when the handle 6 is not used, can rotate with the second rotary cylinder 3 through the supporting frame 9 and is fixed by the pull rod 2 penetrating through the hole on the handle 6, thereby reducing the utilization rate of space, a protective tube 18 is sleeved on the steel wire rope 11, a sliding block 19 is arranged on the moving block 29, the fixed sleeve 1 is internally provided with a slider groove 23, the slider 19 is arranged in the slider groove 23 in a penetrating manner, the steel wire rope 11 can be protected by the protection tube 18, the service life of the steel wire rope 11 is prolonged, and the slider 19 and the slider groove 23 can prevent the moving block 29 from swinging left and right when pulled upwards to influence the stability of the device.

To sum up, in the process of upward movement of the steel wire rope 11, the limiting disc 4 can limit the protective tube 18 on the steel wire rope 11, and prevent the protective tube 18 from moving along with the steel wire rope 11, the fixed frame 21 is provided with a prying mechanism, when unlocking is required, the handle 6 enables the lever 8 to lift the movable block 29 upwards, the movable block 29 extrudes the telescopic rod 27 at the same time of lifting, the telescopic rod 27 extrudes the compression spring 25, the telescopic rod 27 extends and retracts in the fixed cylinder 26, the steel wire rope 11 is pulled to unlock the device sliding door, so that a worker can easily pull the handle 6, the working strength of the worker is reduced, the compression spring 25 enables the device to be always kept in a locked state, the structure of the device is more stable, the locking cylinder 10 fixes the steel wire rope 11, the steel wire rope 11 cannot easily fall down to damage the device, when the steel wire rope, the steel wire rope 11 drives the extrusion block 12 to move upwards, the sliding block 15 is pushed, the locking rod 16 on the sliding block 15 is moved out of the sliding door under the thrust of the reset spring 17, the sliding door is unlocked, the limiting rod 14 can prevent the sliding block 15 from swinging left and right when moving, the unlocking of the device is influenced, the bolt 22 fixes the fixing sleeve 1 and the mounting sleeve 5, when the handle 6 is not used, the sliding door can rotate with the second rotating cylinder 3 through the supporting frame 9, the hole in the handle 6 is fixed by penetrating the pull rod 2, the utilization rate of the space is reduced, the steel wire rope 11 can be protected by the protection tube 18, the service life of the steel wire rope 11 is prolonged, the sliding block 19 and the sliding block groove 23 can prevent the moving block 29 from swinging left and right when upwards pulling, the stability of the device is influenced, the use efficiency of the device is improved, and the device is more practical.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an urban rail transit operation is with manual unlocking device of sliding door which characterized in that: the device comprises a fixed sleeve (1), wherein a limiting disc (4) is arranged at the lower end of the fixed sleeve (1), a baffle (20) is arranged on the fixed sleeve (1), a fixed frame (21) is arranged on the baffle (20), only a prying mechanism is arranged on the fixed frame (21), the prying mechanism comprises a first rotating cylinder (28), a lever (8) is arranged on one side of the first rotating cylinder (28), a connecting plate (13) is arranged on the other side of the first rotating cylinder (28), the connecting plate (13) is connected with a supporting frame (9), a second rotating cylinder (3) is sleeved on the supporting frame (9), a limiting strip (7) is arranged on the peripheral side of the second rotating cylinder (3), and a handle (6) is arranged on the second rotating cylinder (3); the improved steel wire rope unlocking device is characterized in that a fixed barrel (26) is arranged in the fixed barrel (1), an expansion rod (27) penetrates through the fixed barrel (26), a compression spring (25) is arranged on the expansion rod (27), a moving block (29) is arranged below the expansion rod (27), the lever (8) is connected with the moving block (29), a locking barrel (10) is arranged below the moving block (29), a steel wire rope (11) is arranged in the locking barrel (10), and an unlocking mechanism is arranged at the lower end of the steel wire rope (11).

2. The manual unlocking device for the sliding door of the urban rail transit operation, according to claim 1, is characterized in that: the unlocking mechanism comprises an extrusion block (12), the extrusion block (12) is connected with a sliding block (15), one side of the sliding block (15) is connected with a locking rod (16), and a return spring (17) is sleeved on the locking rod (16).

3. The manual unlocking device for the sliding door of the urban rail transit operation, according to claim 2, is characterized in that: the sliding block (15) is provided with a limiting rod (14) in a penetrating mode, and the limiting rod (14) is arranged on the installation sleeve (5).

4. The manual unlocking device for the sliding door of the urban rail transit operation, according to claim 3, is characterized in that: bolts (22) are arranged on the fixed sleeve (1) and the mounting sleeve (5).

5. The manual unlocking device for the sliding door of the urban rail transit operation, according to claim 1, is characterized in that: the support frame (9) is provided with a pull rod (2) in a penetrating mode, and the pull rod (2) is provided with an extrusion spring (24).

6. The manual unlocking device for the sliding door of the urban rail transit operation, according to claim 1, is characterized in that: the steel wire rope (11) is sleeved with a protection tube (18), the moving block (29) is provided with a sliding block (19), a sliding block groove (23) is formed in the fixed sleeve (1), and the sliding block (19) penetrates through the sliding block groove (23).