CN112499444A - Horizontal door device of lift car of hoistway elevator - Google Patents

Horizontal door device of lift car of hoistway elevator Download PDF

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Publication number
CN112499444A
CN112499444A CN202011456587.9A CN202011456587A CN112499444A CN 112499444 A CN112499444 A CN 112499444A CN 202011456587 A CN202011456587 A CN 202011456587A CN 112499444 A CN112499444 A CN 112499444A
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CN
China
Prior art keywords
door
horizontal
horizontal door
fixed
locking hook
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011456587.9A
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Chinese (zh)
Inventor
葛小兵
许建
孙美生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202011456587.9A priority Critical patent/CN112499444A/en
Publication of CN112499444A publication Critical patent/CN112499444A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/06—Door or gate operation of sliding doors
    • B66B13/08—Door or gate operation of sliding doors guided for horizontal movement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/14—Control systems or devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/14—Control systems or devices
    • B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
    • B66B13/165—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position electrical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/14—Control systems or devices
    • B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
    • B66B13/18—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors
    • B66B13/185—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors electrical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B13/00—Doors, gates, or other apparatus controlling access to, or exit from, cages or lift well landings
    • B66B13/02—Door or gate operation
    • B66B13/14—Control systems or devices
    • B66B13/16—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position
    • B66B13/18—Door or gate locking devices controlled or primarily controlled by condition of cage, e.g. movement or position without manually-operable devices for completing locking or unlocking of doors
    • B66B13/20—Lock mechanisms actuated mechanically by abutments or projections on the cages

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  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Mechanical Engineering (AREA)
  • Elevator Door Apparatuses (AREA)

Abstract

The invention discloses a horizontal door device of a lift car of a hoistway, which comprises a door frame, a first horizontal door and a second horizontal door, wherein the first horizontal door and the second horizontal door are arranged on a door frame track; the first horizontal door and the second horizontal door synchronously move in opposite directions or in reverse directions through a linkage mechanism above; a locking mechanism is further arranged between the first horizontal door and the second horizontal door and controls locking and unlocking between the first horizontal door and the second horizontal door; the invention realizes the automatic opening and closing of the revolving door through the locking mechanism, and is very convenient; and the locking mechanism and the door closing detection assembly are arranged in a linkage manner, so that potential safety hazards are reduced.

Description

Horizontal door device of lift car of hoistway elevator
Technical Field
The invention relates to the field of building elevators, in particular to a horizontal door device of a hoistway elevator car, which is convenient to use, safe and reliable.
Background
The building lifter is a manned cargo-carrying construction machine frequently used in buildings, and is mainly used for the interior and exterior decoration of high-rise buildings, the construction of buildings such as bridges, chimneys and the like; the floor protection door of the building elevator in the current market is usually fixed by a bolt, and is required to be manually opened by a constructor, so that the operation is troublesome; meanwhile, the safety hidden trouble is caused because constructors forget fixing bolts, and the product defect is obvious.
For this reason, we have developed a horizontal door apparatus for a hoistway elevator car that is convenient to use, safe, and reliable.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a horizontal door device of a hoistway elevator car, which is convenient to use, safe and reliable.
In order to achieve the purpose, the invention adopts the technical scheme that: a horizontal door device of a lift car of a hoistway elevator comprises a door frame, a first horizontal door and a second horizontal door, wherein the first horizontal door and the second horizontal door are arranged on a door frame track; the first horizontal door and the second horizontal door synchronously move in opposite directions or in reverse directions through a linkage mechanism above; when first horizontal door, second horizontal door move in opposite directions, realize closing the door, when first horizontal door, second horizontal door reverse motion, realize opening the door.
Preferably, the linkage mechanism comprises two fixed pulleys which are arranged at intervals and positioned on the same horizontal line and a transmission medium wound on the two fixed pulleys, wherein a second sliding block is fixed at the upper end part of the transmission medium positioned on the two fixed pulleys, a first sliding block is fixed at the lower end part of the transmission medium, the first sliding block is fixedly connected with the first horizontal door, and the second sliding block is fixedly connected with the second horizontal door.
Preferably, the linkage mechanism comprises a gear, a first rack and a second rack which are parallel and spaced, the gear is simultaneously meshed with the first rack and the second rack, and when the gear rotates, the first rack and the second rack are synchronously driven to move in opposite directions; and a first sliding block is fixed on the first rack, a second sliding block is fixedly arranged on the second rack, the first sliding block is fixedly connected with the first horizontal door, and the second sliding block is fixedly connected with the second horizontal door
Preferably, a locking mechanism is further arranged between the first horizontal door and the second horizontal door, and the locking mechanism controls locking and unlocking between the first horizontal door and the second horizontal door.
Preferably, the locking mechanism includes a corresponding fixed locking hook and a corresponding movable locking hook, wherein the fixed locking hook is fixed on one of the doors, the movable locking hook is fixed on the other door or the door frame, the movable locking hook is disposed on the rotating shaft, a driving device capable of driving the movable locking hook to rotate around the rotating shaft is disposed below the movable locking hook, when the first horizontal door and the second horizontal door are closed, the driving device drives the movable locking hook to rotate counterclockwise so that the movable locking hook is locked with the fixed locking hook, and when the door is opened, the driving device drives the movable locking hook to rotate clockwise so that the movable locking hook is separated from the fixed locking hook.
Preferably, the driving device is an electromagnet.
Preferably, a door closing detection assembly is further arranged between the first horizontal door and the second horizontal door and comprises a door closing detection contact and a conductive copper sheet, wherein the door closing detection contact is arranged on one door, the conductive copper sheet is arranged on the other door, and when the two doors are completely closed, the door closing detection contact is jointed with the conductive copper sheet.
Preferably, the outer ends of the first horizontal door and the second horizontal door are respectively provided with a second door stopper, and the door frame is correspondingly provided with a first door stopper.
Preferably, a gravity self-closing mechanism is installed on any one of the doors, and when the second door stopper pushing the first horizontal door and the second horizontal door is separated from the first door stopper, the first horizontal door and the second horizontal door can move oppositely through the gravity self-closing mechanism, so that the door can be closed.
Preferably, the first horizontal door and the second horizontal door each include a horizontal portion and a rotating portion, the rotating portion of the first horizontal door is adjacent to the second horizontal door, and the rotating portion of the second horizontal door is adjacent to the first horizontal door; the horizontal part is connected with the rotating part through a rotary connecting device.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the rotary door device of the building elevator car realizes automatic locking of the horizontal door through the locking mechanism, and is very convenient; and the locking mechanism and the door closing detection assembly are arranged in a linkage manner, so that the revolving door is in a closed state when the elevator works, and potential safety hazards are reduced.
Drawings
The technical scheme of the invention is further explained by combining the accompanying drawings as follows:
fig. 1 is a schematic view of a hoistway elevator car according to a first embodiment of the present invention in a closed door state with a horizontal door apparatus;
fig. 2 is a schematic view of an open state of a horizontal door apparatus of a hoistway elevator car according to a first embodiment of the present invention;
fig. 3 is a schematic view of a horizontal door apparatus of a hoistway elevator car with a door frame removed according to a first embodiment of the present invention;
FIG. 4 is a schematic illustration of a first version of a linkage mechanism according to a first embodiment of the invention;
FIG. 5 is a schematic view of a second version of the linkage mechanism according to the first embodiment of the present invention;
FIG. 6 is an enlarged view of the locking mechanism of the first embodiment of the present invention;
FIG. 7 is an enlarged view of the closure mechanism of the first embodiment of the present invention shown in the open position;
fig. 8 is a schematic view of a horizontal door arrangement of a hoistway elevator car according to a second embodiment of the present invention;
wherein: 1. a door frame; 2. a first horizontal door; 3. a second horizontal gate; 4. a linkage mechanism; 5. a locking mechanism; 6. closing the detection contact; 7. a conductive copper sheet; 8. a first rack; 9. a second rack; 10. a gear; 11. a first door stopper; 21. a second door stopper; 22. a gravity self-closing mechanism; 23. a first slider; 31. a second slider; 41. a fixed pulley; 42. a wire rope; 51. fixing the latch hook; 52. a movable latch hook; 53. an electromagnet; 54. a rotating shaft; 211. a horizontal portion; 212. a rotating part; 213. and (7) a hinge.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 7, the horizontal door apparatus of the hoistway elevator car of the present invention includes a door frame 1, and a first horizontal door 2 and a second horizontal door 3 disposed on a track of the door frame 1; the first horizontal door 2 and the second horizontal door 3 are positioned on a plane, and when the first horizontal door and the second horizontal door move in opposite directions, the door is closed, and when the first horizontal door and the second horizontal door move in opposite directions, the door is opened; the outside end of first horizontal door 2, second horizontal door 3 is equipped with second door-inhale 21 respectively, be equipped with first door-inhale 11 on the door frame 1 correspondingly, open completely when first horizontal door 2 and second horizontal door 3, second door-inhale 21, the first door-inhale 11 actuation, first horizontal door 2, second horizontal door 3 are fixed, and constructor can pass in and out the car and transport building material this moment.
The first horizontal door 2 and the second horizontal door 3 synchronously move through the linkage mechanism 4 above, as shown in fig. 4, the linkage mechanism 4 includes two fixed pulleys 41 which are arranged at intervals and are positioned on the same horizontal line, and a steel wire rope 42 wound on the two fixed pulleys 41, wherein the steel wire rope 42 is positioned at the upper end parts of the two fixed pulleys 41 and is fixed with a second sliding block 31, the lower end part of the steel wire rope is fixed with a first sliding block 23, the first sliding block 23 is fixedly connected with the first horizontal door 2, and the second sliding block 31 is fixedly connected with the second horizontal door 3, so that when any one door is pushed, the two doors can be opened or closed simultaneously; of course, the steel cord 42 may be a steel belt, a flat belt, a V-belt, an engagement belt, or the like.
The linkage mechanism 4 may also be as shown in fig. 5, and includes a gear 10, and a first rack 8 and a second rack 9 which are parallel and spaced, the gear 10 is engaged with the first rack 8 and the second rack 9 at the same time, and when the gear 10 rotates, the first rack 8 and the second rack 9 are synchronously driven to move in opposite directions; and the first sliding block 23 and the first rack 8 are fixedly arranged, and the second sliding block 31 and the second rack 9 are fixedly arranged, so that the opening or closing of the two doors can be realized.
The gravity self-closing door mechanism 22 is arranged on the first horizontal door 2 or the second horizontal door 3, when force is applied to separate the second door stopper 21 of the first horizontal door 2 and the second horizontal door 3 from the first door stopper 11, the first horizontal door 2 and the second horizontal door 3 can move oppositely through the gravity self-closing door mechanism 22, and therefore door closing is achieved; a locking mechanism 5 is further arranged between the first horizontal door 2 and the second horizontal door 3, the locking mechanism 5 includes a corresponding fixed lock hook 51 and a corresponding movable lock hook 52, wherein the fixed lock hook 51 is fixed on one of the doors or the door frame 1, the movable lock hook 52 is fixed on the other door, the movable lock hook 52 is arranged on a rotating shaft 54, an electromagnet 53 capable of driving the movable lock hook 52 to rotate around the rotating shaft 54 is arranged below the movable lock hook 52, when the first horizontal door 2 and the second horizontal door 3 are closed, a lock cylinder of the electromagnet 53 extends out and drives the movable lock hook 52 to rotate counterclockwise so that the movable lock hook 52 is locked with the fixed lock hook 51, and when the door needs to be opened, the lock cylinder of the electromagnet 53 retracts so that the movable lock hook 52 rotates clockwise to separate from the fixed lock hook 51, and then pushes any one of the doors, so that the door can be opened; of course, the electromagnet may be a driving device such as an electric push rod or an air cylinder.
A door closing detection assembly is further arranged between the first horizontal door 2 and the second horizontal door 3, and the electromagnet is electrically connected with the door closing detection assembly; the door closing detection assembly comprises a door closing detection contact and a conductive copper sheet 7, wherein the door closing detection contact is arranged on one door, the conductive copper sheet 7 is arranged on the other door or the door frame 1, when the two doors are completely closed, the door closing detection contact is connected with the conductive copper sheet 7, and at the moment, the electromagnet 53 is electrified and drives the movable lock hook 52 to rotate anticlockwise so that the movable lock hook 52 is locked with the fixed lock hook 51; when the door needs to be opened, the calling button is clicked, after the car reaches a designated floor, the electromagnet 53 is powered off and drives the movable locking hook 52 to rotate clockwise, so that the movable locking hook 52 is separated from the fixed locking hook 51, and then any one door is pushed to open the door.
The working principle is as follows: when the lift car reaches a landing and is stopped stably, after the elevator passes through the state inspection of each contact, a door opening instruction of the lift car is transmitted, the door opening instruction is transmitted to the electromagnet 53 at the same time, the electromagnet 53 loses power and drives the movable lock hook 52 to rotate clockwise so that the movable lock hook 52 is separated from the fixed lock hook 51, then any one door is pushed to open the door, and a constructor pushes away two doors after leaving the lift car so that the first door stopper 11 and the second door stopper 21 are kept attracted and kept in a normally open state, and the constructor takes goods out of the lift car to finish goods transportation; when the door is closed, the first door stopper 11 is separated from the second door stopper 21, and the gravity self-closing mechanism 22 will automatically close the door. After the door is closed, the closing detection contact is attracted with the conductive copper sheet 7, the elevator system detects the attraction state and sends the instruction to the electromagnet 53, then the electromagnet 53 is electrified and drives the movable lock hook 52 to rotate anticlockwise so that the movable lock hook 52 is locked with the fixed lock hook 51, and then the lift car ascends or descends to a specified floor; if the door cannot be closed, namely the door closing detection contact is not attracted with the conductive copper sheet 7, the elevator system cannot detect the attraction state at the moment, and the elevator car does not respond to any other operation instruction and stops at the floor, so that the safety of constructors is ensured; when a constructor needs to call the car, the constructor only needs to press a button of the calling component outside the car, after the car reaches the floor, the electromagnet 53 is powered off and drives the movable lock hook 52 to rotate clockwise, so that the movable lock hook 52 is separated from the fixed lock hook 51, and then the door is pushed open.
Example two
Fig. 8 shows a second embodiment of the horizontal door apparatus of the hoistway elevator car according to the present invention, which includes a door frame 1, and a first horizontal door 2 and a second horizontal door 3 installed on a track of the door frame 1; the first horizontal door 2 and the second horizontal door 3 both comprise a horizontal part 211 and a rotating part 212, the rotating part 212 is positioned on the inner side of the horizontal part 211, the horizontal part 211 and the rotating part 212 are connected through a hinge 213, the rotating part 212 and the horizontal part 211 are positioned on a plane in a normal state, and after the first horizontal door 2 and the second horizontal door 3 are opened, the rotating part 212 can be rotated and opened, so that the space for getting in and out the doors is larger, and the goods can be conveniently got in and out; of course, the hinge 213 may be replaced with a common rotational connection device such as a hinge.
In this embodiment, except that the structures of the first horizontal gate 2 and the second horizontal gate 3 are different from those of the first embodiment, the other structures are the same as those of the first embodiment, and are not described herein again.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the rotary door device of the building elevator car realizes automatic locking of the horizontal door through the locking mechanism 5, and is very convenient; and the locking mechanism 5 is linked with the door closing detection assembly, so that the revolving door is ensured to be in a closed state when the elevator works, and potential safety hazards are reduced.
The above-mentioned embodiments are merely illustrative of the technical idea and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the scope of the present invention.

Claims (10)

1. A horizontal door device of a hoistway elevator car, characterized in that: the door comprises a door frame, a first horizontal door and a second horizontal door, wherein the first horizontal door and the second horizontal door are arranged on a door frame track; the first horizontal door and the second horizontal door synchronously move in opposite directions or in reverse directions through a linkage mechanism above; when first horizontal door, second horizontal door move in opposite directions, realize closing the door, when first horizontal door, second horizontal door reverse motion, realize opening the door.
2. The horizontal door apparatus of a hoistway elevator car of claim 1, wherein: the linkage mechanism comprises two fixed pulleys arranged at intervals and positioned on the same horizontal line and a transmission medium wound on the two fixed pulleys, wherein a second sliding block is fixed at the upper end part of the transmission medium positioned on the two fixed pulleys, a first sliding block is fixed at the lower end part of the transmission medium, the first sliding block is fixedly connected with a first horizontal door, and the second sliding block is fixedly connected with a second horizontal door.
3. The horizontal door apparatus of a hoistway elevator car of claim 1, wherein: the linkage mechanism comprises a gear, a first rack and a second rack which are parallel and spaced, the gear is meshed with the first rack and the second rack simultaneously, and when the gear rotates, the first rack and the second rack are driven to move towards opposite directions synchronously; and a first sliding block is fixed on the first rack, a second sliding block is fixedly arranged on the second rack, the first sliding block is fixedly connected with the first horizontal door, and the second sliding block is fixedly connected with the second horizontal door.
4. The horizontal door apparatus of a hoistway elevator car of claim 1, wherein: and a locking mechanism is further arranged between the first horizontal door and the second horizontal door and controls locking and unlocking between the first horizontal door and the second horizontal door.
5. The horizontal door apparatus of a hoistway elevator car of claim 3, wherein: the locking mechanism comprises a corresponding fixed locking hook and a corresponding movable locking hook, wherein the fixed locking hook is fixed on one door, the movable locking hook is fixed on the other door or the door frame, the movable locking hook is arranged on the rotating shaft, a driving device capable of driving the movable locking hook to rotate around the rotating shaft is arranged below the movable locking hook, when the first horizontal door and the second horizontal door are closed, the driving device drives the movable locking hook to rotate anticlockwise so that the movable locking hook is locked with the fixed locking hook, and when the door is opened, the driving device drives the movable locking hook to rotate clockwise so that the movable locking hook is separated from the fixed locking hook.
6. The horizontal door apparatus of a hoistway elevator car of claim 4, wherein: the driving device is an electromagnet.
7. The horizontal door apparatus of a hoistway elevator car of claim 1, wherein: the door closing detection assembly comprises a door closing detection contact and a conductive copper sheet, wherein the door closing detection contact is arranged on one door, the conductive copper sheet is arranged on the other door or the door frame, when the two doors are completely closed, the door closing detection contact is connected with the conductive copper sheet, and at the moment, the electromagnet is electrified and drives the movable latch hook to rotate anticlockwise so that the movable latch hook is locked with the fixed latch hook.
8. The horizontal door apparatus of a hoistway elevator car of claim 1, wherein: the outer side ends of the first horizontal door and the second horizontal door are respectively provided with a second door stopper, and the door frame is correspondingly provided with a first door stopper.
9. The horizontal door apparatus of a hoistway elevator car of claim 1, wherein: the gravity self-closing door mechanism is installed on any one door, and when the second door stopper of the first horizontal door and the second horizontal door is pushed to be separated from the first door stopper, the first horizontal door and the second horizontal door can move oppositely through the gravity self-closing door mechanism, so that the door can be closed.
10. The horizontal door apparatus of a hoistway elevator car of claim 1, wherein: the first horizontal door and the second horizontal door respectively comprise a horizontal part and a rotating part, the rotating part of the first horizontal door is close to the second horizontal door, and the rotating part of the second horizontal door is close to the first horizontal door; the horizontal part is connected with the rotating part through a rotary connecting device.
CN202011456587.9A 2020-12-11 2020-12-11 Horizontal door device of lift car of hoistway elevator Withdrawn CN112499444A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011456587.9A CN112499444A (en) 2020-12-11 2020-12-11 Horizontal door device of lift car of hoistway elevator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011456587.9A CN112499444A (en) 2020-12-11 2020-12-11 Horizontal door device of lift car of hoistway elevator

Publications (1)

Publication Number Publication Date
CN112499444A true CN112499444A (en) 2021-03-16

Family

ID=74973590

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011456587.9A Withdrawn CN112499444A (en) 2020-12-11 2020-12-11 Horizontal door device of lift car of hoistway elevator

Country Status (1)

Country Link
CN (1) CN112499444A (en)

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Application publication date: 20210316