CN217867563U

CN217867563U - Door lock structure of elevator car door

Info

Publication number: CN217867563U
Application number: CN202221924302.4U
Authority: CN
Inventors: 姚益; 耿亚
Original assignee: Suzhou Deao Elevator Co Ltd
Current assignee: Suzhou Deao Elevator Co Ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-11-22
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a door lock structure of an elevator car door, which comprises a first fixing frame and a second fixing frame, wherein one side of the first fixing frame is provided with a door lock protection mechanism; one side of slip joint board and the output fixed connection of second cylinder, the one end fixed connection of mounting panel is in the one end of slip joint board, the hasp subassembly sets up the one side at the mounting panel, thereby it slides to the inboard side to drive the surplus slip joint board of mounting panel at the removal lagging through starting the second cylinder, thereby can break away from the hasp subassembly conveniently, further make the rescue more convenient, and when the unblock of normal needs, because of the one side at the mounting panel is installed to the third cylinder, the one side of U template and the output fixed connection of third cylinder, the opposite side at the U template is installed to the one end of first hasp, and then through starting the third cylinder, start first cylinder simultaneously, first cylinder drives and removes the lagging displacement from top to bottom, thereby conveniently carry out the unblock operation.

Description

Door lock structure of elevator car door

Technical Field

The utility model relates to an elevator lock technical field, in particular to lock structure of elevator car door.

Background

Generally, a car of an elevator is provided with an escape door so that a rescuer can rescue passengers trapped in the car of the elevator between two floors through the escape door. When the elevator normally runs, the escape door is locked with the elevator car through the door lock, so that the escape door is in a normally closed state. The door lock is provided with two lock holes, when rescue workers need to rescue trapped people, the rescue workers use the key to insert the door lock into the lock hole positioned outside the elevator car, the locking state of the door lock and the elevator car is unlocked, the escape door is opened, and the trapped people are rescued. In daily maintenance, a maintainer inserts a key into a lock hole of a door lock in an elevator car, opens an escape door and enters an elevator shaft to maintain equipment; the traditional elevator car door has certain defects when in use, the locking structure of the traditional elevator car door is unstable, and after the elevator door cannot be opened due to faults, rescue personnel are required to find the lock hole to unlock the elevator door because the locking structure cannot unlock the elevator door at the first time, so that the best rescue time can be missed and certain potential safety hazards are brought.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lock structure of elevator car door can solve prior art, and traditional elevator car door has certain defect when using, and its locking structure is unstable to can't open the back because of the fault when the lift-cabin door, because the unable very first time of locking structure unblocks, need the first-aid staff to find the lockhole and carry out the unblock, consequently just probably lead to missing the optimum time of rescue, bring the problem of certain potential safety hazard.

The utility model provides a door lock structure of an elevator car door, which comprises a first fixing frame and a second fixing frame, wherein one side of the first fixing frame is provided with a door lock protection mechanism;

the lock protection mechanism includes first cylinder, removal lagging, second cylinder, slip joint board, mounting panel and hasp subassembly, first cylinder is installed the inboard bottom of first mount, the slip joint is drawn to the inboard of removing the lagging the inboard of first mount, just the bottom of removing the lagging with the output fixed connection of first cylinder, the second cylinder is installed the inner wall of removing the lagging, the both ends slip joint of slip joint board is in remove lagging inner wall both sides, just one side of slip joint board with the output fixed connection of second cylinder, the one end fixed connection of mounting panel is in the one end of slip joint board, the hasp subassembly sets up one side of mounting panel.

Preferably, the locking assembly comprises a third cylinder, a U-shaped plate and a first lock catch, the third cylinder is installed on one side of the installation plate, one side of the U-shaped plate is fixedly connected with the output end of the third cylinder, and one end of the first lock catch is installed on the other side of the U-shaped plate.

Preferably, still including setting up the supplementary lock mechanism in second mount one side, supplementary lock mechanism includes installation lagging, backup pad, slip cover fishplate bar, limiting plate, supplementary gyro wheel, connecting plate and second hasp, one side fixed connection of installation lagging is in one side of second mount, the one end fixed connection of backup pad is in the inner wall of installation lagging, slip cover fishplate bar sliding connection is in the inside of installation lagging, just slip cover fishplate bar slip joint is in the backup pad, one side of limiting plate through with one side fixed connection sliding connection of slip cover fishplate bar is in on the installation lagging, supplementary gyro wheel symmetry is installed the opposite side of limiting plate, the one end of connecting plate with the opposite side fixed connection of limiting plate, the one end of second hasp with the one end fixed connection of slip cover fishplate, the other end of second hasp with the mutual joint of the other end of first hasp.

Preferably, a guide plate is fixedly connected to one side of the movable sleeve plate, and a sliding groove matched with the guide plate is formed in the inner side of the first fixing frame.

Preferably, the sliding clamping plate is symmetrically and fixedly connected with guide blocks, and the movable sleeve plate is symmetrically provided with guide grooves matched with the guide blocks.

Preferably, the U-shaped plate is symmetrically and fixedly connected with limiting heads, and the sliding clamping plate is provided with limiting sliding grooves matched with the limiting heads.

Preferably, the slide engaging plate has the same width as the mounting plate.

The utility model provides a beneficial effect is:

1. the two ends of the sliding clamping plate are slidably clamped on two sides of the inner wall of the movable sleeve plate, one side of the sliding clamping plate is fixedly connected with the output end of the second air cylinder, one end of the mounting plate is fixedly connected with one end of the sliding clamping plate, the locking assembly is arranged on one side of the mounting plate, so that the second air cylinder is started to drive the remaining sliding clamping plate of the mounting plate to slide inwards in the movable sleeve plate, the locking assembly can be conveniently separated, further rescue is more convenient, when unlocking is normally needed, one side of the U-shaped plate is fixedly connected with the output end of the third air cylinder due to the fact that the third air cylinder is arranged on one side of the mounting plate, one end of the first lock catch is arranged on the other side of the U-shaped plate, and then the first air cylinder is started to drive the movable sleeve plate to move up and down, so that unlocking operation is conveniently carried out;

2. through fixing the back with the second mount, the one end of connecting plate and the lateral wall fixed connection of lift-cabin door, and because of one side fixed connection of installation lagging in one side of second mount, the one end fixed connection of backup pad is at the inner wall of installation lagging, slip cover fishplate bar sliding connection is in the inside of installation lagging, and slip cover fishplate bar slip joint is in the backup pad, one side of limiting plate is through the one side fixed connection sliding connection with slip cover fishplate bar on the installation lagging, the opposite side at the limiting plate is installed to supplementary gyro wheel symmetry, the one end of connecting plate and the opposite side fixed connection of limiting plate, the one end of second hasp and the one end fixed connection of slip cover fishplate bar, the other end of second hasp and the mutual joint of the other end of first hasp, thereby make overall structure more stable.

Drawings

Fig. 1 is a schematic structural view of an entire door lock structure of an elevator car door provided by the present invention;

fig. 2 is a schematic structural view of a first cylinder of a door lock structure of an elevator car door provided by the utility model;

fig. 3 is a schematic structural view of a door lock structure guide groove of an elevator car door provided by the present invention;

fig. 4 is a schematic structural view of a third cylinder of a door lock structure of an elevator car door provided by the present invention;

fig. 5 is a schematic structural view of a second cylinder of a door lock structure of an elevator car door provided by the present invention;

fig. 6 is a schematic structural view of a door lock structure limiting plate of an elevator car door provided by the present invention;

fig. 7 is a schematic structural diagram of a door lock structure support plate of an elevator car door provided by the present invention.

Description of reference numerals:

1. a first fixing frame;

2. a second fixing frame;

3. a door lock protection mechanism; 31. a first cylinder; 32. moving the sleeve plate; 321. a guide plate; 322. a guide groove; 33. a second cylinder; 34. a sliding clamping plate; 341. a guide block; 35. mounting a plate; 36. a latch assembly; 361. a third cylinder; 362. a U-shaped plate; 3621. a limiting head; 363. a first lock catch;

4. an auxiliary door lock mechanism; 41. installing a sleeve plate; 42. a support plate; 43. a sliding sleeve joint plate; 44. a limiting plate; 45. an auxiliary roller; 46. a connecting plate; 47. and a second lock catch.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1;

the utility model provides an elevator car door's lock structure, includes first mount 1 and second mount 2, its characterized in that: one side of the first fixing frame 1 is provided with a door lock protection mechanism 3.

In this embodiment: in general, an elevator door is a very important part of an elevator, and has two doors, one fixed to each floor, called a hall door, and the other fixed to a car moving with the car, called a car door, as viewed from the outside of the elevator. The elevator door is opened or closed by the car door. The stability, the reasonability and the safety of the elevator are key factors for determining the grade of the elevator; the traditional elevator car door has certain defects when in use, the locking structure of the traditional elevator car door is unstable, and after the elevator door cannot be opened due to faults, because the locking structure cannot be unlocked in the first time and rescue workers need to find the lock hole to unlock, the optimal rescue time can be missed, certain potential safety hazards are brought, and through the door lock protection mechanism 3, after the elevator door cannot be opened due to faults, protection measures can be started in the first time to unlock the locking structure.

As shown in fig. 1-7;

based on current elevator door lock device, through the lock protection machanism 3 and the supplementary lock mechanism 4 that increase, can solve prior art, traditional elevator car door has certain defect when using, and its locking structure is unstable to after the lift-cabin door can't be opened because of the trouble, because the locking structure can't the very first time unblock, need the first-aid staff to find the lockhole and unblock, consequently just probably lead to missing the best time of rescue, bring the problem of certain potential safety hazard.

Further, the method comprises the following steps:

in combination with the above, in order to start the protective measures and unlock the locking structure at the first time after the elevator door cannot be opened due to a fault, the door lock protection mechanism 3 is disposed on one side of the first fixing frame 1, the door lock protection mechanism 3 includes a first cylinder 31, a movable sleeve plate 32, a second cylinder 33, a sliding clamping plate 34, a mounting plate 35 and a locking assembly 36, the first cylinder 31 is mounted at the bottom of the inner side of the first fixing frame 1, the inner side of the movable sleeve plate 32 is slidably clamped on the inner side of the first fixing frame 1, the bottom of the movable sleeve plate 32 is fixedly connected with the output end of the first cylinder 31, the second cylinder 33 is mounted on the inner wall of the movable sleeve plate 32, two ends of the sliding clamping plate 34 are slidably clamped on two sides of the inner wall of the movable sleeve plate 32, one side of the sliding clamping plate 34 is fixedly connected with the output end of the second cylinder 33, one end of the mounting plate 35 is fixedly connected with one end of the sliding clamping plate 34, and the locking assembly 36 is disposed on one side of the mounting plate 35.

It should be noted that: the locking assembly 36 comprises a third cylinder 361, a U-shaped plate 362 and a first lock 363, the third cylinder 361 is installed on one side of the mounting plate 35, one side of the U-shaped plate 362 is fixedly connected with the output end of the third cylinder 361, and one end of the first lock 363 is installed on the other side of the U-shaped plate 362.

In this embodiment: when the locking structure cannot be unlocked, in order to guarantee rescue in the first time, because the second cylinder 33 is installed on the inner wall of the movable sleeve plate 32, two ends of the sliding clamping plate 34 are slidably clamped on two sides of the inner wall of the movable sleeve plate 32, one side of the sliding clamping plate 34 is fixedly connected with the output end of the second cylinder 33, one end of the mounting plate 35 is fixedly connected with one end of the sliding clamping plate 34, the locking assembly 36 is arranged on one side of the mounting plate 35, so that the mounting plate 35 is driven by starting the second cylinder 33 to slide towards the inner side inside the movable sleeve plate 32, the locking assembly 36 can be conveniently separated, further rescue is more convenient, and when unlocking is normally needed, because the third cylinder 361 is installed on one side of the mounting plate 35, one side of the U-shaped plate 362 is fixedly connected with the output end of the third cylinder 361, one end of the first lock 363 is installed on the other side of the U-shaped plate 362, and then the first cylinder 31 is started simultaneously, and the first cylinder 31 drives the movable sleeve plate 32 to move up and down, so as to conveniently perform unlocking operation.

It should be understood that: remove one side fixedly connected with deflector 321 of lagging 32, the inboard of first mount 1 is seted up with deflector 321 assorted spout, through the mutual joint of deflector 321 and spout for remove lagging 32's displacement more stable.

It should be understood that: the sliding clamping plate 34 is symmetrically and fixedly connected with guide blocks 341, guide grooves 322 matched with the guide blocks 341 are symmetrically formed in the movable sleeve plate 32, and the sliding of the sliding clamping plate 34 in the movable sleeve plate 32 is more stable through mutual clamping of the guide blocks 341 and the guide grooves 322.

It should be understood that: limiting heads 3621 are symmetrically and fixedly connected to the U-shaped plate 362, and limiting sliding grooves matched with the limiting heads 3621 are formed in the sliding clamping plate 34.

It should be understood that: the slide engagement plate 34 is the same width as the mounting plate 35.

It should be noted that: still including setting up the supplementary door lock mechanism 4 in second mount 2 one side, supplementary door lock mechanism 4 is including installation lagging 41, backup pad 42, slip sleeve fishplate bar 43, limiting plate 44, supplementary gyro wheel 45, connecting plate 46 and second hasp 47, one side fixed connection of installation lagging 41 is in one side of second mount 2, the one end fixed connection of backup pad 42 is at the inner wall of installation lagging 41, slip sleeve fishplate bar 43 sliding connection is in the inside of installation lagging 41, and slip sleeve fishplate bar 43 sliding connection is on backup pad 42, one side of limiting plate 44 is through the one side fixed connection sliding connection with slip sleeve fishplate bar 43 on installation lagging 41, supplementary gyro wheel 45 symmetry is installed at the opposite side of limiting plate 44, the one end of connecting plate 46 and the opposite side fixed connection of limiting plate 44, the one end of second hasp 47 and the one end fixed connection of slip sleeve fishplate 43, the other end of second hasp 47 and the other end mutual joint of first hasp 363.

In this embodiment: after the second fixing frame 2 is fixed, one end of the connecting plate 46 is fixedly connected with the side wall of the elevator door, and because one side of the installation sleeve plate 41 is fixedly connected with one side of the second fixing frame 2, one end of the supporting plate 42 is fixedly connected with the inner wall of the installation sleeve plate 41, the sliding sleeve plate 43 is slidably connected inside the installation sleeve plate 41, and the sliding sleeve plate 43 is slidably connected on the supporting plate 42, one side of the limiting plate 44 is slidably connected on the installation sleeve plate 41 through being fixedly connected with one side of the sliding sleeve plate 43, the auxiliary rollers 45 are symmetrically installed on the other side of the limiting plate 44, one end of the connecting plate 46 is fixedly connected with the other side of the limiting plate 44, one end of the second lock catch 47 is fixedly connected with one end of the sliding sleeve plate 43, the other end of the second lock catch 47 is mutually clamped with the other end of the first lock catch 363, and further when the elevator operates, the elevator door on one side drives the sliding sleeve plate 43 to slide left and right, and because one end of the second lock catch 47 is fixedly connected with the other end of the first lock catch 363, the sliding sleeve plate 43, the whole structure is more stably clamped.

The above disclosure is only for the specific embodiments of the present invention, however, the embodiments of the present invention are not limited thereto, and any changes that can be considered by those skilled in the art should fall into the protection scope of the present invention.

Claims

1. The utility model provides an elevator car door's lock structure, includes first mount (1) and second mount (2), its characterized in that: a door lock protection mechanism (3) is arranged on one side of the first fixing frame (1);

door lock protection machanism (3) include first cylinder (31), remove lagging (32), second cylinder (33), slide joint board (34), mounting panel (35) and hasp subassembly (36), first cylinder (31) is installed the inboard bottom of first mount (1), the inboard slip joint of drawing of removal lagging (32) is in the inboard of first mount (1), just the bottom of removing lagging (32) with the output fixed connection of first cylinder (31), second cylinder (33) are installed the inner wall of removing lagging (32), the both ends slip joint of slide joint board (34) is in remove lagging (32) inner wall both sides, just one side of slide joint board (34) with the output fixed connection of second cylinder (33), the one end fixed connection of mounting panel (35) is in the one end of slide joint board (34), hasp subassembly (36) set up one side of mounting panel (35).

2. The door lock structure of an elevator car door according to claim 1, wherein the latch assembly (36) includes a third cylinder (361), a U-shaped plate (362), and a first latch (363), the third cylinder (361) being mounted on one side of the mounting plate (35), one side of the U-shaped plate (362) being fixedly connected to an output end of the third cylinder (361), one end of the first latch (363) being mounted on the other side of the U-shaped plate (362).

3. The door lock structure for elevator car doors according to claim 2, further comprising an auxiliary door lock mechanism (4) provided on the side of the second fixed frame (2), the auxiliary door lock mechanism (4) comprises an installation sleeve plate (41), a support plate (42), a sliding sleeve connection plate (43), a limit plate (44), an auxiliary roller (45), a connection plate (46) and a second lock catch (47), one side of the mounting sleeve plate (41) is fixedly connected with one side of the second fixing frame (2), one end of the supporting plate (42) is fixedly connected with the inner wall of the mounting sleeve plate (41), the sliding sleeve plate (43) is connected inside the mounting sleeve plate (41) in a sliding way, and the sliding sleeve-connection plate (43) is clamped on the supporting plate (42) in a sliding way, one side of the limit plate (44) is fixedly connected with one side of the sliding sleeve-connection plate (43) and is connected with the mounting sleeve plate (41) in a sliding way, the auxiliary rollers (45) are symmetrically arranged on the other side of the limiting plate (44), one end of the connecting plate (46) is fixedly connected with the other side of the limiting plate (44), one end of the second lock catch (47) is fixedly connected with one end of the sliding sleeve connecting plate (43), the other end of the second lock catch (47) is mutually clamped with the other end of the first lock catch (363).

4. The door lock structure for an elevator car door according to claim 1, wherein a guide plate (321) is fixedly connected to one side of the moving pocket plate (32), and a sliding groove matching with the guide plate (321) is formed in an inner side of the first fixing frame (1).

5. The door lock structure for an elevator car door according to claim 1, wherein guide blocks (341) are symmetrically and fixedly attached to the slide engaging plate (34), and guide grooves (322) matching with the guide blocks (341) are symmetrically formed in the moving pocket plate (32).

6. The door lock structure for an elevator car door according to claim 2, wherein the U-shaped plate (362) is symmetrically and fixedly connected with a stopper head (3621), and the sliding engagement plate (34) is provided with a stopper chute matched with the stopper head (3621).

7. The door lock structure for an elevator car door according to claim 1, wherein the slide engaging plate (34) has the same width as the mounting plate (35).