CN209872091U

CN209872091U - Elevator door system

Info

Publication number: CN209872091U
Application number: CN201920094815.9U
Authority: CN
Inventors: 徐向东; 张科; 王支强; 钱冬清; 黄京
Original assignee: HANGZHOU OPTIMAX TECHNOLOGY Co Ltd
Current assignee: HANGZHOU OPTIMAX TECHNOLOGY Co Ltd
Priority date: 2019-01-21
Filing date: 2019-01-21
Publication date: 2019-12-31
Anticipated expiration: 2029-01-21

Abstract

The utility model discloses an elevator door system, include: door machine, the sedan-chair door with the linkage of door machine and the room door of linkage with the sedan-chair door still include: the traction piece is arranged on the hall door and drives the hall door to keep a closed state; the rotating lock hook is arranged on the hall door and is provided with a transmission part; the fixed lock hook is matched with the rotating lock hook; an elastic member acting between the hall door and the rotating lock hook to keep the rotating lock hook in a locked state; the driving mechanism is arranged on the car door and drives the transmission piece to move so as to unlock the rotating lock hook, and the driving mechanism pushes the transmission piece to move along with the car door. The utility model provides an elevator door system, simple structure, installation and debugging are convenient, and door system size is little, is applicable to littleer well, upgrades and disposes door system product more easily.

Description

Elevator door system

Technical Field

The utility model relates to an elevator technical field, concretely relates to lift-cabin door system.

Background

The elevator door system in the prior art generally adopts asynchronous or synchronous door vane mechanism to realize the locking and linkage functions of the car door of the hall, the door vane mechanism has many self linkage components, more complex motion, more control points and more failure factors, the whole mechanism occupies most installation space and motion space, if more functions are required to be arranged on the door machine or the door machine is miniaturized, the existing door system is more restrained, and the requirements are difficult or can not be flexibly met.

SUMMERY OF THE UTILITY MODEL

The utility model provides an elevator door system, small in size, control is sensitive, and installation and debugging are convenient.

An elevator door system, comprising: door machine, the sedan-chair door with the linkage of door machine and the room door of linkage with the sedan-chair door still include:

the traction piece is arranged on the hall door and drives the hall door to keep a closed state;

the rotating lock hook is arranged on the hall door and is provided with a transmission part;

the fixed lock hook is matched with the rotating lock hook;

an elastic member acting between the hall door and the rotating lock hook to keep the rotating lock hook in a locked state;

the driving mechanism is arranged on the car door and drives the transmission piece to move so as to unlock the rotating lock hook, and the driving mechanism pushes the transmission piece to move along with the car door.

The utility model discloses well adoption actuating mechanism replaces complicated door sword structure among the prior art, removes through actuating mechanism drive driving medium, and then drives the unblock of rotation lock hook.

The hall door is kept in a closed state by the traction member, i.e., the traction member drives the hall door to be closed without any other external force, or it is understood that the hall door is closed by the traction member after the external force applied to the hall door is removed. It is also ensured that the hall door is in a closed state during the unlocking of the rotating lock hook, so that the rotating lock hook and the fixed lock hook are kept in close positions.

The rotating hook is maintained in a locked state while interlocking with the fixed hook by the elastic member.

The gate machine drives the car door to be opened and closed, the gate machine can adopt the prior art, and the driving mechanism on the car door pushes the transmission part to realize the opening of the car door driving the hall door.

The driving mechanism and the transmission piece are used for realizing the linkage between the car door and the hall door, so that the occupied space of the transmission structure of the door system is reduced.

Compared with the prior art, the steel wire rope wheel mechanism and the gate ball structure on the hall door are eliminated, and the structure is simpler.

Preferably, a hall door guide rail for guiding movement of the hall door and a door guide rail for guiding movement of the car door are further provided.

The moving track of the hall door is limited by the hall door guide rail, and the moving track of the car door is limited by the car door guide rail.

Preferably, the traction member is a return spring for keeping the traction hall door in a closed state.

Preferably, the driving mechanism comprises a first driving motor controlled by the elevator control system and a first rotating member driven by the first driving motor to rotate, and the driving member is driven to move by the first rotating member.

The first driving motor can adopt a micro motor to reduce the size, a control signal of the first driving motor is from an elevator control system, the control response of the first driving motor is sensitive, and the installation and debugging are convenient.

Preferably, the door machine includes: the car door is fixedly connected with the synchronous belt through a transmission arm.

The door machine drives the synchronous belt to move, and the synchronous belt drives the car door to open or close.

Preferably, the rotating lock hook is installed on the hall door through a rotating shaft, and the elastic member is a spring with two ends acting on the hall door and the rotating lock hook respectively.

Preferably, the transmission part is a swing arm fixedly connected with the rotating lock hook, the rotating lock hook rotates along with the swing of the swing arm, a first blocking part used for limiting the swing position of the transmission part is arranged on the car door, and one end of the swing arm extends into a position between the first rotation part and the first blocking part.

The swing arm is fixedly installed on the rotating lock hook, or the swing arm and the rotating lock hook are of an integrated structure, when the driving mechanism drives the swing arm to swing, the swing position of the swing arm can be controlled through the motion amplitude of the driving mechanism, or the swing position of the swing arm is limited through the first blocking piece.

Preferably, the hall door and the car door are both one, the fixed lock hook is installed on a hall door stand column, and the return spring is arranged between the hall door and the hall door stand column.

Preferably, the hall door comprises two doors, namely a first hall door and a second hall door, and the car doors comprise two doors, namely a first car door for driving the first hall door to move and a second car door for driving the second hall door to move;

two ends of the return spring are respectively connected to the two landing doors, and the two car doors are fixedly connected with the synchronous belt through corresponding transmission arms.

The first hall door and the second hall door can be of a multi-fold structure and comprise a plurality of door plates which are in sliding fit with each other, the door plates are sequentially unfolded to close the hall door, and the door plates are mutually folded when the hall door is opened.

Preferably, the fixed lock hook is arranged on the first hall door, the fixed lock hook is provided with a shifting piece, and the first car door is provided with a linkage piece for pushing the shifting piece to move;

the rotating lock hook is arranged on the second hall door, and the driving mechanism is arranged on the second car door.

Preferably, the linkage comprises a second driving motor controlled by the elevator control system and a second rotating part driven by the second driving motor to rotate, and the poking part is driven to move by the second rotating part.

Preferably, the car door is further provided with a second blocking piece for limiting the moving position of the stirring piece, and one end of the stirring piece extends into a position between the second rotating piece and the second blocking piece.

Preferably, the first rotating member and the second rotating member are both of a cam structure.

The utility model provides an elevator door system, simple structure, installation and debugging are convenient, and door system size is little, is applicable to littleer well, upgrades and disposes door system product more easily.

Drawings

Fig. 1 is a schematic view of a car door in an elevator door system according to the present invention;

fig. 2 is a schematic view of a hall door in the elevator door system of the present invention;

fig. 3 is a schematic view of a linkage structure of a driving mechanism and a driving member in an elevator door system according to the present invention;

fig. 4 is a schematic view of the linkage structure of the car door and the hall door in the elevator door system of the present invention.

In the figure: 1. a car door guide rail; 2. mounting a plate; 3. a drive arm; 4a, a first car door; 4b, a second car door; 5. a wire protection chain support; 6. a door motor; 7. a synchronous belt; 71. a process removing section; 72. a return section; 8. a cable protection chain; 9. a driving wheel; 10. a driven wheel; 11. a first blocking member; 12. a spring support; 13a, a first hall door; 13b, a second hall door; 14. a toggle piece; 15. a return spring; 16. rotating the latch hook; 17. a hall door guide rail; 18. a transmission member; 19. fixing the latch hook; 20. a second rotating member; 21. a first rotating member; 22. a hook head; 23. a spring; 24. a rotating shaft; 25. a second barrier.

Detailed Description

The elevator door system of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1, 2, and 3, an elevator door system includes: the gate machine, the sedan-chair door of and gate machine linkage and the room door of sedan-chair door linkage.

As shown in fig. 1, corresponding hall doors are installed at positions where each floor of the building goes in and out of the elevator, the door motor and the car door are both installed on the car and move along with the car, and the door motor drives the car door to move and drives the hall door to move through the car door.

As shown in fig. 1, the car door is two, which are respectively a first car door 4a and a second car door 4b, and the door machine includes: synchronous belt 7 and drive synchronous belt 7 moving door motor 6, sedan-chair door passes through drive arm 3 and synchronous belt 7 fixed connection.

The synchronous belt 7 is horizontally wound on the two rollers, one of the rollers is a driving wheel 9, the other roller is a driven wheel 10, or the two rollers are both driving wheels 9, the driving wheel 9 is driven to rotate by the door motor 6, and the synchronous belt 7 is driven to move by the driving wheel 9.

The synchronous belt 7 is in a closed ring shape, and is divided into a trip section 71 and a return section 72 by two rollers, wherein the first car door 4a is fixed on the trip section 71 through the transmission arm 3, and the second car door 4b is fixed on the return section 72 through the transmission arm 3.

The door motor 6 drives the driving wheel 9 to rotate, the driving wheel 9 drives the synchronous belt 7 to move, and the synchronous belt 7 drives the first car door 4a and the second car door 4b to be close to or far away from each other so as to close and open the car doors.

The first car door 4a is provided with a linkage part for pushing the stirring part 14 to move, and the second car door 4b is provided with a driving mechanism.

The cage is provided with a cage door guide rail 1 for guiding the cage door to move. The car door guide rail 1 can adopt various forms in the prior art, the car door guide rail 1 is horizontally arranged, and the car door guide rail 1 can be matched through rolling of rollers and can also be matched in a sliding mode.

As shown in fig. 2, the hall doors are two doors, namely a first hall door 13a and a second hall door 13b, and a traction member for driving the hall doors to keep a closed state is arranged between the two hall doors, and two ends of the traction member are respectively connected with the return springs 15 of the hall doors on the corresponding sides. The two hall doors are kept in a closed state by the return springs 15. The first hall door 13a and the second hall door 13b are provided with spring brackets 12 for attaching return springs 15.

The hall door is provided with a hall door guide rail 17 for guiding the movement of the hall door, the hall door guide rail 17 can adopt various forms in the prior art, the hall door guide rail 17 is horizontally arranged, and the hall door guide rail 17 can be matched through rolling wheels or sliding.

A fixed lock hook 19 is installed on the first hall door 13a, and a toggle piece 14 is arranged on the fixed lock hook 19; the second hall door 13b is provided with a rotating lock hook 16 that is engaged with a fixed lock hook 19, and the rotating lock hook 16 is provided with a transmission member 18.

The fixed lock hook 19 is provided with a socket, the rotating lock hook 16 is provided with a hook head 22 extending downwards, and the rotating lock hook 16 keeps a locked state by the hook head 22 extending into the socket.

As shown in fig. 3, the rotating lock hook 16 is installed on the second hall door 13b through the rotating shaft 24, and an elastic member is provided to act between the hall door and the rotating lock hook 16 to maintain the rotating lock hook 16 in a locked state, and the elastic member is a spring 23 having both ends acting on the hall door and the rotating lock hook 16, respectively. The hall door is provided with an installation part, the rotating lock hook 16 is provided with a bending part bending towards the hall door, a guide rod is arranged between the bending part and the installation part in a penetrating way, the spring 23 is sleeved on the guide rod, the spring 23 is positioned between the rotating lock hook 16 and the second hall door 13b, and two ends of the spring 23 respectively act on the bending part and the installation part. At least one of the bending part and the mounting part is movably sleeved on the guide rod and can slide along the axial direction of the guide rod.

The linkage structure between the second hall door 13b and the second car door 4b is shown in fig. 3, the driving mechanism on the second car door 4b drives the transmission member 18 to swing to unlock the rotating lock hook 16, and the driving mechanism pushes the transmission member 18 to move along with the car door. The transmission member 18 may be fixedly mounted on the rotating lock hook 16, and the transmission member 18 may be integrally formed with the rotating lock hook 16, and at least a portion of the transmission member 18 extends out of the second hall door 13b until it interacts with the driving mechanism on the car door. The driving member 18 is not limited in structure, but may be rod-shaped, plate-shaped or other forms.

As shown in fig. 3, the driving mechanism includes a first driving motor and a first rotating member 21 driven by the first driving motor to rotate, and the driving member 18 is driven to swing by the first rotating member 21. The first rotating member 21 is not limited in structure, and may be, for example, a cam, a rotating rod, and the outer circumference of the first rotating member 21 may be circular, oval, or spiral with a radius continuously and uniformly changing, or in other forms with a predetermined change in radius, and when the outer circumference of the first rotating member 21 is circular, the first rotating member 21 is mounted eccentrically (i.e., an eccentric wheel). When the first rotating member 21 rotates, the driving member 18 is pushed to swing by the change of the distance between the contact point of the first rotating member 21 and the driving member 18 and the rotating axis center.

As shown in fig. 3, the driving member 18 is a swing arm fixedly connected to a rotating lock hook, the rotating lock hook rotates along with the swing of the swing arm, the second door 4b is further provided with a first blocking member 11 for limiting the swing position of the driving member 18, the first blocking member 11 limits the swing limit position of the driving member 18, the first blocking member 11 can be provided in various forms, for example, the second door 4b is provided with a mounting plate 2, the first rotating member 21 is rotatably mounted on the mounting plate 2 through a rotating shaft, the first blocking member 11 is a folded edge located at the edge of the mounting plate 2, that is, the mounting plate 2 and the first blocking member 11 are an integrated structure.

By providing the mount plate 2, the distance between the transmission member 18 and the first rotating member 21 in the direction perpendicular to the second hall door 13b can be reduced.

If the first blocking element 11 is not provided, the pivot position of the transmission element 18 can also be limited by setting the pivot position of the first pivot element 21.

When the second hall door 13b is moved by the second car door 4b, the transmission member 18 is located between the first rotating member 21 and the first blocking member 11, the transmission member 18 is driven to move by the first rotating member 21, the second hall door 13b is driven to move to open by the transmission member 18, the second hall door 13b is closed by the return spring 15, or the second hall door 13b is closed by the return spring 15 and the first blocking member 11.

The linkage between the first hall door 13a and the first car door 4a is realized by the movement of the link pushing the toggle 14, at least one part of the toggle 14 extends out of the first hall door 13a to interact with the link on the first car door 4a, and the first link can be set in various forms as long as the toggle 14 can be pushed to move.

As shown in fig. 4, the linkage includes a second driving motor controlled by the elevator control system, and a second rotating member 20 driven by the second driving motor to rotate, and the toggle member 14 is driven to move by the second rotating member 20.

The first car door 4a is provided with a second blocking member 25 for limiting the moving position of the dial 14, and one end of the dial 14 extends between the second rotating member 20 and the second blocking member 25. The second rotating member 20 may alternatively be configured in the same manner as the first rotating member 21.

As shown in fig. 4, when the second rotating member 20 rotates, the toggle 14 is pushed against the second stopper 25, that is, the toggle 14 is held by the second rotating member 20 and the second stopper 25, and the hall door moves in synchronization with the movement of the car door while the car door moves.

As shown in fig. 1, the elevator control system sends a control signal to the driving mechanism through the cable wire protecting chain 8, the wire protecting chain bracket 5 is installed on the car door, and the cable wire protecting chain 8 of the driving mechanism is fixed on the wire protecting chain bracket 5.

The landing door and the car door can be arranged into one door, the car door is fixed on the synchronous belt 7 through the transmission arm 3, and the car door is provided with a driving mechanism and a first blocking piece 11; the fixed lock hook 19 is installed on the hall door upright post, a return spring 15 is arranged between the hall door and the hall door upright post, and the hall door is provided with a rotating lock hook 16, an elastic element and a transmission element 18.

As shown in fig. 1, the sedan-chair door includes sedan-chair door plant and connects the sedan-chair door link plate at sedan-chair door plant top, drives sedan-chair door plant and a machine linkage through sedan-chair door link plate, and sedan-chair door link plate and hold-in range 7 are connected to driving arm 3, and the wire protection chain support 5, linkage, actuating mechanism, first piece 11, the second piece 25 that stops are all installed on sedan-chair door link plate.

As shown in fig. 2, the landing door comprises a landing door panel and a landing door hanging plate connected to the top of the landing door panel, and the fixed lock hook 19, the toggle piece 14, the transmission piece 18, the rotating lock hook 16 and the return spring 15 are all installed on the landing door hanging plate. The return tension spring 15 is directly connected with the two layers of door hanging plates through a spring support.

As shown in fig. 3 and 4, the solid line in fig. 3 is a schematic diagram in the locked state, the broken line in fig. 3 is a schematic diagram in the unlocked state, and the door opening and closing process is detailed as follows:

the door opening process is as follows:

the first rotating piece 21 and the second rotating piece 20 are in a position where no acting force is generated between the first rotating piece 18 and the shifting piece 14 before being driven to rotate, the first driving motor and the second driving motor on the car door rotate for a certain angle after receiving a door opening signal, the first rotating piece 21 and the second rotating piece 20 are driven to rotate for a certain angle, the first rotating piece 21 rotates to drive the driving piece 18 to swing, at the moment, the hall door keeps the position unchanged under the pulling force of the return spring 15, the rotating lock hook 16 rotates around the rotating shaft 24 under the driving of the driving piece 18, when the driving piece 18 swings to abut against the first blocking piece 11, the driving piece 18 is clamped by the first rotating piece 21 and the first blocking piece 11, the rotating lock hook 16 is unlocked from the fixed lock hook 19, meanwhile, the second rotating piece 20 pushes the shifting piece 14 to abut against the second blocking piece 25, the shifting piece 14 is clamped by the second rotating piece 20 and the second blocking piece 25, the car door and the hall door are linked, then the door motor 6 receives a door opening signal, the car door moves under the driving of the door motor 6, the first rotating piece 21 on the car door pushes the transmission piece 18, and the second rotating piece 20 pushes the shifting piece 14, so that the hall door and the car door synchronously move until the door is opened in place.

The door closing process is as follows:

the door motor 6 receives a door closing signal, the car door drives the hall door to synchronously move towards the door closing direction, after the door is closed to the right position, the first driving motor and the second driving motor receive the door closing position signal, the first rotating piece 21 and the second rotating piece 20 are driven to rotate reversely to the initial angle, the acting force of the first rotating piece 21 on the rotating piece 18 and the acting force of the second rotating piece 20 on the shifting piece 14 are released, the hall door is kept in a door closing state under the action of the pull-back spring 15, and the rotating lock hook 16 restores the locking relation with the fixed lock hook 19 under the action of the elastic piece.

Appropriate changes and modifications to the embodiments described above will become apparent to those skilled in the art from the disclosure and teachings of the foregoing description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. An elevator door system, comprising: door machine, with the sedan-chair door of door machine linkage and with the room door of sedan-chair door linkage, its characterized in that still includes:

the fixed lock hook is matched with the rotating lock hook;

2. The elevator door system of claim 1, wherein the traction member is a return spring that pulls the hoistway door to remain closed.

3. The elevator door system of claim 2, wherein the drive mechanism includes a first drive motor controlled by the elevator control system, and a first rotating member driven to rotate by the first drive motor, the first rotating member driving the transmission member to move.

4. The elevator door system of claim 1, wherein the door motor includes: the car door is fixedly connected with the synchronous belt through a transmission arm.

5. The elevator door system according to claim 3, wherein the rotating hook is installed on the hall door by a rotating shaft, and the elastic member is a spring having both ends acting on the hall door and the rotating hook, respectively.

6. The elevator door system according to claim 5, wherein the driving member is a swing arm fixedly coupled to a rotating latch hook, the rotating latch hook rotates in accordance with a swing of the swing arm, the door is provided with a first stopper for limiting a swing position of the driving member, and one end of the swing arm extends between the first rotating member and the first stopper.

7. The elevator door system of claim 2, wherein the hall door and the car door are each one-piece, the fixed shackle is mounted on a hall door stud, and the return spring is disposed between the hall door and the hall door stud.

8. The elevator door system of claim 3, wherein the hall door is two doors, a first hall door and a second hall door, respectively, and the car door is two doors, a first car door to move the first hall door and a second car door to move the second hall door;

9. The elevator door system of claim 8, wherein the fixed hook is mounted to the first hall door and includes a toggle member, and the first hall door includes a linkage member for moving the toggle member;

10. The elevator door system of claim 9, wherein the linkage includes a second drive motor controlled by the elevator control system and a second rotary member rotated by the second drive motor, the toggle member being moved by the second rotary member.

11. The elevator door system of claim 10, wherein the car door further comprises a second stop member for limiting the position of the toggle member, wherein one end of the toggle member extends between the second rotating member and the second stop member.

12. The elevator door system of claim 10, wherein the first and second rotating members are each of a cam configuration.