CN214692819U

CN214692819U - Protection structure for landing door switch of elevator

Info

Publication number: CN214692819U
Application number: CN202120917410.8U
Authority: CN
Inventors: 赵鑫; 赵军; 齐望忠; 张廷萍; 秦荣德; 吴伟伟
Original assignee: Gansu Kdis Elevator Manufacturing Co ltd
Current assignee: Gansu Kdis Elevator Manufacturing Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-12
Anticipated expiration: 2031-04-29

Abstract

The utility model belongs to the technical field of elevator landing door switch protection, in particular to a landing door switch protection structure of an elevator, which comprises a left door and a right door, wherein the upper end surfaces of the left door and the right door are fixedly provided with a door lock frame, the front end surface of the left door lock frame is fixedly provided with a fixed plate, the right side wall of the fixed plate is fixedly provided with a plurality of springs, the right ends of the plurality of springs are fixedly provided with a movable frame, the right side wall of the movable frame is fixedly connected with a connecting rod, so that the movable frame is moved leftwards, the connecting rod is driven to pull a rotating rod to rotate, the lock hook is pulled up, the lock hook is further opened, the movable frame is monitored by an infrared sensor and sends a signal to a controller, the controller controls a motor to drive a rotating shaft to rotate 90 degrees and a limiting rod to rotate, the limiting rod is opened again, and the left door and the right door are doubly locked by matching the lock hook and the limiting rod, the door lock has the protection effect, and other personnel are prevented from opening the landing door.

Description

Protection structure for landing door switch of elevator

Technical Field

The utility model relates to a layer door switch protection technical field of elevator, concretely relates to layer door switch protection architecture of elevator.

Background

The elevator is taken as a characteristic device, the safety of the elevator is always the focus of attention of people and is also a topic which is continuously discussed by people in the industry, an elevator hall door is taken as a unique barrier for isolating a hall and a shaft and is a unique way for communicating a car and the hall, the safety of the hall door is particularly important for the operation of an elevator system, the elevator accidents are of various types and generally comprise top rushing, bottom squatting, door accidents and other accidents, wherein the occupation ratio of the door accidents is the largest, the hall door accidents are mainly caused by the fact that the hall door is opened without accident or is easily manually opened by people due to poor interlocking contact of the hall door, and when a bridge is not parked completely or even is not parked at the floor, once the hall door is opened, the falling accidents of elevator taking personnel are easily caused.

When the landing door switch of the elevator is used, usually, due to the action of human external force, a door lock mechanism on a landing door is easy to damage, so that the landing door is opened, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

For the problem that provides among the above-mentioned background art, the utility model provides a layer door switch protection architecture of elevator has and carries out the double locking with left side door and right side door through latch hook and gag lever post cooperation, plays the effect of protection to the door lock, avoids other personnel to take off the characteristics that the layer door was opened.

In order to achieve the above object, the utility model provides a following technical scheme: a landing door switch protection structure of an elevator comprises a left door and a right door, wherein door lock frames are fixedly arranged on the upper end surfaces of the left door and the right door, a fixed plate is fixedly arranged on the front end surface of the left door lock frame, a plurality of springs are fixedly arranged on the right side wall of the fixed plate, a movable frame is fixedly arranged on the right end of the plurality of springs, a connecting rod is fixedly connected to the right side wall of the movable frame, a rotating rod is movably connected to the right end of the connecting rod through a rotating shaft, a lock hook is movably connected to the right end of the rotating rod through a rotating shaft, a limiting block is arranged below the right end of the lock hook and is fixedly arranged on the front end surface of the right door lock frame, the left end of the lock hook is movably connected with the front end surface of the left door lock frame through a rotating shaft, a motor is arranged below the left end of the lock hook, and is fixedly arranged on the front end surface of the left door lock frame, the output end of the motor is fixedly provided with a rotating shaft, the front end of the outer side wall of the rotating shaft is fixedly connected with a limiting rod, the right end of the rotating shaft is provided with a fixed cylinder, the fixed cylinder is fixedly arranged at the left end of the front end face of the right door lock frame, two door lock frames are arranged above the door lock frames, a driving rod is arranged at the upper end of the front end face of each door lock frame, the right end of the driving rod is movably connected with a pull plate through a rotating shaft, and the right end of the pull plate is movably connected with a broach through a rotating shaft.

For the convenience of dwang rotates, conduct the utility model relates to a floor door switch protection architecture of elevator is preferred, and the right-hand member fixed mounting that is located terminal surface before the door lock frame of left side has the bracing piece, the front end of bracing piece is through pivot and dwang swing joint.

In order to make the broach detain mutually with removing the frame, be convenient for the pulling and remove the frame and remove, conduct the utility model relates to a layer door switch protection architecture of elevator is preferred, the broach all is "U" type with removing the frame, the broach is placed with removing the frame dislocation.

In order to facilitate the axis of rotation to remove to the inside of a fixed section of thick bamboo, conduct the utility model relates to a landing door switch protection architecture of elevator is preferred, the front end of a fixed section of thick bamboo lateral wall is run through and is seted up the card hole that is "L" form, the diameter of a fixed section of thick bamboo is greater than the diameter of axis of rotation.

In order to facilitate the monitoring position that the frame removed, conduct the utility model relates to a floor door switch protection architecture of elevator is preferred, a plurality of the below of spring is provided with infrared ray sensor, infrared ray sensor fixed mounting is in the up end of left side fan door.

In order to facilitate the operation of control motor, improve the automation of device, conduct the utility model relates to a floor door switch protection architecture of elevator is preferred, is located the preceding terminal surface left end fixed mounting of left side door lock frame and has the controller, the controller respectively with infrared ray sensor and motor electric connection.

Compared with the prior art, the beneficial effects of the utility model are that:

the landing door switch protection structure of the elevator is characterized in that when a bridge cage moves to a landing door of the elevator, a cage sill drives a broach to move downwards, when the bridge cage stops at the landing door of the elevator, the right end of the broach moves to the inside of a moving frame and is buckled with the moving frame, at the moment, the cage sill of the elevator drives a driving rod to drive a pull plate and the broach to move, so that the broach pulls the moving frame to move leftwards, a plurality of springs are compressed, the connecting rod pulls a rotating rod to rotate by enabling the moving frame to move leftwards, a lock hook is pulled up, the lock hook is opened, at the moment, as the moving frame moves leftwards, an infrared sensor monitors the moving frame and sends a signal to a controller, the controller starts a motor to rotate, so that the motor drives a rotating shaft to rotate, so that a limiting rod rotates, the limiting rod is opened again, the moving frame is continuously pulled to move leftwards by the broach, thereby open the layer door, carry out the double locking with left side door and right side door through latch hook and gag lever post cooperation, play the effect of protection to the door lock, avoid other personnel to take off the layer door and open.

To sum up, this landing door switch protection architecture of elevator, through making the removal frame move left, make the connecting rod pulling dwang rotate to pull up the latch hook, and then open the latch hook, and monitor through infrared ray sensor and remove the frame and give the controller with signal transmission, controller control motor drives the axis of rotation and rotates 90 degrees with the gag lever post, opens the gag lever post once more, thereby carries out double locking with left side door and right side door through latch hook and gag lever post cooperation, plays the effect of protection to the door lock, avoids other personnel to take off the landing door.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a structural diagram of a landing door switch protection structure of an elevator of the present invention;

fig. 2 is a perspective view of the broach and moving frame shown in fig. 1 according to the present invention;

fig. 3 is an enlarged view of the rotating shaft and the fixed cylinder in fig. 1 according to the present invention.

In the figure, 1, a left door; 2. a right door; 3. a door lock frame; 301. a fixing plate; 302. a spring; 303. a controller; 304. an infrared sensor; 4. moving the frame; 401. a connecting rod; 402. rotating the rod; 403. a support bar; 5. a latch hook; 501. a limiting block; 6. a motor; 601. a rotating shaft; 602. a limiting rod; 7. a fixed cylinder; 701. a clamping hole; 8. a car sill; 801. a drive rod; 802. pulling a plate; 803. and (4) broaching.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-3, the present invention provides the following technical solutions: a landing door switch protection structure of an elevator comprises a left door 1 and a right door 2, wherein the upper end surfaces of the left door 1 and the right door 2 are fixedly provided with a door lock frame 3, the front end surface of the left door lock frame 3 is fixedly provided with a fixed plate 301, the right side wall of the fixed plate 301 is fixedly provided with a plurality of springs 302, the right ends of the springs 302 are fixedly provided with a movable frame 4, the right side wall of the movable frame 4 is fixedly connected with a connecting rod 401, the right end of the connecting rod 401 is movably connected with a rotating rod 402 through a rotating shaft, the right end of the rotating rod 402 is movably connected with a lock hook 5 through a rotating shaft, the lower part of the right end of the lock hook 5 is provided with a limit block 501, the limit block 501 is fixedly arranged on the front end surface of the right door lock frame 3, the left end of the lock hook 5 is movably connected with the front end surface of the left door lock frame 3 through a rotating shaft, the lower part of the left end of the lock hook 5 is provided with a motor 6, the motor 6 is fixedly arranged on the front end surface of the left door lock frame 3, the output end fixed mounting of motor 6 has axis of rotation 601, the front end fixedly connected with gag lever post 602 of axis of rotation 601 lateral wall, the right-hand member of axis of rotation 601 is provided with solid fixed cylinder 7, gu fixed cylinder 7 fixed mounting is in the left end that is located the preceding terminal surface of right side door lock frame 3, the top of two door lock frames 3 is provided with bridge railway carriage or compartment threshold 8, the actuating lever 801 is installed to the upper end of the preceding terminal surface of bridge railway carriage or compartment threshold 8, the right-hand member of actuating lever 801 has arm-tie 802 through pivot swing joint, the right-hand member of arm-tie 802 has broach 803 through pivot swing joint.

In this embodiment: by moving the right end of the broach 803 to the inside of the moving frame 4 and then buckling with the moving frame 4, at this time, the elevator car sill 8 drives the driving rod 801 to drive the pulling plate 802 and the broach 803 to move, so that the broach 803 pulls the moving frame 4 to move leftwards, the springs 302 are further compressed, and the moving frame 4 is moved leftward, so that the coupling rod 401 is caused to pull the rotating lever 402 to rotate, thereby pulling up the latch hook 5, and the latch hook 5 is further opened, at this time, since the moving frame 4 moves leftward, the infrared ray sensor 304 detects the moving frame 4 and transmits a signal to the controller 303, the controller 303 starts the motor 6 to rotate, so that the motor 6 drives the rotating shaft 601 to rotate 90 degrees, the limiting rod 602 is driven to rotate 90 degrees, thereby opening the stop lever 602 again, pulling the moving frame 4 to move to the left by the pull knife 803, thereby, the landing door is opened, so that the locking hook 5 and the limiting rod 602 are matched to lock the left door 1 and the right door 2 doubly.

As a technical optimization scheme of the utility model, the right-hand member fixed mounting of terminal surface has bracing piece 403 before being located the door lock frame 3 of left side, and the front end of bracing piece 403 is through pivot and dwang 402 swing joint.

In this embodiment: by providing the support rod 403 such that the support rod 403 supports the rotating rod 402, the rotating rod 402 is facilitated to rotate.

As a technical optimization scheme of the utility model, broach 803 all is "U" type with removing frame 4, broach 803 with remove frame 4 dislocation and place.

In this embodiment: by making the broach 803 and the moving frame 4 both in a "U" shape and placing the broach 803 and the moving frame 4 in a staggered manner, when the car sill 8 drives the broach 803 to move down, the right end of the broach 803 is made to move into the moving frame 4, so that the broach 803 and the moving frame 4 are buckled together, and the moving frame 4 is conveniently pulled to move.

As a technical optimization scheme of the utility model, the front end of solid fixed cylinder 7 lateral wall runs through to be offered and is the card hole 701 of "L" form, and the diameter of solid fixed cylinder 7 is greater than the diameter of axis of rotation 601.

In this embodiment: through setting up card hole 701, be convenient for gag lever post 602 to remove to the inside of calorie hole 701, through the diameter that makes solid fixed cylinder 7 be greater than the diameter of axis of rotation 601, be convenient for axis of rotation 601 to remove to the inside of solid fixed cylinder 7.

As a technical optimization scheme of the utility model, the below of a plurality of springs 302 is provided with infrared ray sensor 304, and infrared ray sensor 304 fixed mounting is in the up end of left side door 1.

In this embodiment: by providing the infrared sensor 304, it is convenient to monitor the position where the moving frame 4 moves.

As a technical optimization scheme, be located the preceding terminal surface left end fixed mounting of left side door lock frame 3 and have controller 303, controller 303 respectively with

infrared ray sensor

304 and 6 electric connection of motor.

In this embodiment: by installing the controller 303, the controller 303 can control the operation of the motor 6 through the monitoring of the infrared sensor 304, thereby improving the automation of the device.

The utility model discloses a theory of operation and use flow: firstly, when the car moves to the landing door of the elevator, the car sill 8 drives the broach 803 to move downwards, when the car stops at the landing door of the elevator, the right end of the broach 803 moves to the inside of the moving frame 4 and is buckled with the moving frame 4, at this time, the car sill 8 of the elevator drives the driving rod 801 to drive the pull plate 802 and the broach 803 to move, so that the broach 803 pulls the moving frame 4 to move leftwards, and then the springs 302 are compressed, and the connecting rod 401 pulls the rotating rod 402 to rotate by moving the moving frame 4 leftwards, so that the locking hook 5 is pulled up, and then the locking hook 5 is opened, at this time, because the moving frame 4 moves leftwards, the infrared sensor 304 monitors the moving frame 4 and sends a signal to the controller 303, the controller 303 starts the motor 6 to rotate, so that the motor 6 drives the rotating shaft 601 to rotate 90 degrees, so that the limiting rod 602 rotates 90 degrees, and then the limiting rod 602 is opened again, continue to stimulate through broach 803 and remove frame 4 and remove left to open the layer door, carry out double locking with left side door 1 and right side door 2 through latch hook 5 and gag lever post 602 cooperation, play the effect of protection to the door lock, avoid other personnel to take off the layer door.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a layer door switch protection architecture of elevator, includes left side fan door (1) and right side fan door (2), the equal fixed mounting of up end of left side fan door (1) and right side fan door (2) has door lock frame (3), its characterized in that: a fixed plate (301) is fixedly arranged on the front end face of the left door lock frame (3), a plurality of springs (302) are fixedly arranged on the right side wall of the fixed plate (301), a movable frame (4) is fixedly arranged on the right end of the springs (302), a connecting rod (401) is fixedly connected to the right side wall of the movable frame (4), a rotating rod (402) is movably connected to the right end of the connecting rod (401) through a rotating shaft, a locking hook (5) is movably connected to the right end of the rotating rod (402) through a rotating shaft, a limiting block (501) is arranged below the right end of the locking hook (5), the limiting block (501) is fixedly arranged on the front end face of the right door lock frame (3), the left end of the locking hook (5) is movably connected with the front end face of the left door lock frame (3) through a rotating shaft, and a motor (6) is arranged below the left end of the locking hook (5), motor (6) fixed mounting is in the preceding terminal surface of the door lock frame (3) of left side, the output fixed mounting of motor (6) has axis of rotation (601), the front end fixedly connected with gag lever post (602) of axis of rotation (601) lateral wall, the right-hand member of axis of rotation (601) is provided with solid fixed cylinder (7), gu fixed cylinder (7) fixed mounting is in the left end that is located right side door lock frame (3) preceding terminal surface, two the top of door lock frame (3) is provided with bridge railway carriage or compartment door sill (8), actuating lever (801) is installed to the upper end of bridge railway carriage or compartment door sill (8) preceding terminal surface, the right-hand member of actuating lever (801) has arm-tie (802) through pivot swing joint, the right-hand member of arm-tie (802) has broach (803) through pivot swing joint.

2. The landing door switch protection structure of an elevator according to claim 1, wherein: the right-hand member fixed mounting that is located terminal surface before door lock frame (3) of left side has bracing piece (403), the front end of bracing piece (403) is through pivot and dwang (402) swing joint.

3. The landing door switch protection structure of an elevator according to claim 1, wherein: the broach (803) and the movable frame (4) are both U-shaped, and the broach (803) and the movable frame (4) are arranged in a staggered mode.

4. The landing door switch protection structure of an elevator according to claim 1, wherein: the front end of the outer side wall of the fixed cylinder (7) is provided with an L-shaped clamping hole (701) in a penetrating mode, and the diameter of the fixed cylinder (7) is larger than that of the rotating shaft (601).

5. The landing door switch protection structure of an elevator according to claim 1, wherein: an infrared sensor (304) is arranged below the springs (302), and the infrared sensor (304) is fixedly installed on the upper end face of the left door (1).

6. The landing door switch protection structure of an elevator according to claim 5, wherein: the controller (303) is fixedly mounted at the left end of the front end face of the left side door lock frame (3), and the controller (303) is electrically connected with the infrared sensor (304) and the motor (6) respectively.