CN113911883B - Elevator door machine - Google Patents
Elevator door machine Download PDFInfo
- Publication number
- CN113911883B CN113911883B CN202111229205.3A CN202111229205A CN113911883B CN 113911883 B CN113911883 B CN 113911883B CN 202111229205 A CN202111229205 A CN 202111229205A CN 113911883 B CN113911883 B CN 113911883B
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- Prior art keywords
- fixedly connected
- hanging beam
- elevator
- wheel
- plate
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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
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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
- B66B13/14—Control systems or devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B50/00—Energy efficient technologies in elevators, escalators and moving walkways, e.g. energy saving or recuperation technologies
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Elevator Door Apparatuses (AREA)
Abstract
The invention relates to the technical field of elevator door machines and discloses an elevator door machine, which comprises an elevator car roof, wherein a front hanging beam is fixedly connected to the front side of the elevator car roof, a hanging beam inner cavity is formed in the front hanging beam in a penetrating mode up and down, a movable plate is movably connected in the hanging beam inner cavity, a control mechanism is mounted on the upper surface of the elevator car roof, a buffer mechanism is arranged in the hanging beam inner cavity, and a stop component is arranged on the upper surface of the elevator car roof. The control mechanism is arranged, the air cylinder is utilized to control the two movable plates to move left and right from the middle, the two movable plates are guaranteed to be stressed equally, the buffer mechanism is arranged to buffer the movable plates, the running speed of the movable plates is slowed down, the delayed door closing effect is achieved, the coil and the air cylinder use the same power supply, when an elevator fails, the fixing pin falls into the fixing hole, the bottom end of the fixing pin is clamped into the fixing groove, the second piston rod is fixed, and the elevator car door is prevented from being pulled open.
Description
Technical Field
The invention relates to the technical field of elevator door motors, in particular to an elevator door motor.
Background
The elevator door machine is a mechanism for opening and closing elevator hall car door, when the elevator door machine is subjected to elevator door opening and closing signals, the elevator door machine controls the door opening motor through a self-contained control system to convert the moment generated by the motor into a force in a specific direction to close or open the door.
However, the existing elevator door machine controls the door opening motor through the control system, so that the elevator car door is opened and closed, the door opening motor is installed on one side, the other side is driven through the gear and the driving rope, the top end of the hanging rod of the elevator car door is fixed on the driving rope, the driving rope is easily deformed and elongated after long-term pulling, the two elevator car doors are unbalanced in stress, the existing elevator car door is fast in closing speed, delayed door closing cannot be achieved, and personnel ready to enter are easily clamped and injured. Accordingly, a person skilled in the art provides an elevator door machine to solve the problems set forth in the background art.
Disclosure of Invention
The invention aims to provide an elevator door machine so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides an elevator door machine, includes the elevator sedan-chair top, the front side rigid coupling of elevator sedan-chair top has preceding hanging beam, the inside of preceding hanging beam runs through from top to bottom and has seted up hanging beam inner chamber, the inside swing joint of hanging beam inner chamber has the movable plate, the quantity of movable plate is two, the lower surface middle part rigid coupling of movable plate has the connecting plate, just the connecting plate runs through preceding hanging beam and extends to the below of preceding hanging beam, the bottom rigid coupling of connecting plate has the elevator sedan-chair door, the upper surface mounting of elevator sedan-chair top has control mechanism, the inside of hanging beam inner chamber is provided with buffer gear, the upper surface of elevator sedan-chair top is provided with the stop subassembly.
Preferably, the bottom wall surface rigid coupling of hanging beam inner chamber has the extension rail, the quantity of extension rail is two, and two extend rail symmetry distribute in the both sides of connecting plate, the lower surface mounting of movable plate has the rail wheel, the rail wheel is provided with two sets of, and every the rail wheel sets up to two wheels that the diameter is different, the inboard wheel diameter of rail wheel is less than outside wheel, the inboard wheel roll connection of rail wheel in extend the upper surface of rail, the outside wheel roll connection of rail wheel in the bottom wall surface of hanging beam inner chamber.
Preferably, the control mechanism comprises a base, an air cylinder is fixedly connected to the upper surface of the base, a transverse plate is fixedly connected to the front end of the air cylinder, second cylindrical bolts are fixedly connected to two sides of the upper surface of the transverse plate, the connecting rods are rotatably connected to the cylindrical shaft surfaces of the second cylindrical bolts, first cylindrical bolts are fixedly connected to the upper surface of the moving plate, and the front ends of the connecting rods are rotatably connected to the cylindrical shaft surfaces of the first cylindrical bolts.
Preferably, the side wall support wheels are arranged on the front side and the rear side of the moving plate, support wheel rails are arranged on the front side wall and the rear side wall of the hanging beam inner cavity, and one end, away from the moving plate, of the side wall support wheels is sequentially connected with the support wheel rails in a rolling mode.
Preferably, the buffer mechanism comprises a three-way pipe fixedly connected to the inner part of the hanging beam inner cavity, the three-way pipe is positioned between the two movable plates, a second piston head is slidably connected to the inner part of a pipe orifice at the lower end of the three-way pipe, a second piston rod is fixedly connected to the outer side surface of the second piston head, the lower end of the second piston rod is fixedly connected to the surface of the transverse plate, first piston heads are slidably connected to the inner parts of left and right ports of the second piston head, and first piston rods are fixedly connected to the outer side surfaces of the two first piston heads.
Preferably, the front wall of the three-way pipe is fixedly connected with an exhaust net, the middle part of the inner side surface of the exhaust net is fixedly connected with a fixed shaft, the surface of the fixed shaft is fixedly connected with a rubber pad, and the fixed shaft and the rubber pad are positioned right above the pipe orifice at the lower end of the three-way pipe.
Preferably, an anti-collision pad is fixedly connected to the outer side surface of the first piston rod, and the size of the anti-collision pad is larger than that of the side surface of the movable plate.
Preferably, the stop component comprises a fixing frame, the fixing frame is fixedly connected to the upper surface of the elevator car roof, an iron core is fixedly connected to the inner portion of the fixing frame, an iron plate is fixedly connected to the lower surface of the iron core, a coil is sleeved on the side surface of the iron core, a fixing hole is vertically formed in the surface of the second piston rod in a penetrating mode, a fixing pin is connected to the inner portion of the fixing hole in a sliding mode, an armature is fixedly connected to the top end of the fixing pin, the armature is located under the iron plate, and a fixing groove is formed in the upper surface of the elevator car roof.
Preferably, the diameter of the fixing groove is equal to the diameter of the fixing hole, the length of the fixing pin is greater than the length of the fixing hole, and when the two elevator doors are in contact with each other, the fixing groove and the fixing hole are located at the same vertical position.
Preferably, the coil and the cylinder use the same power supply.
Compared with the prior art, the invention has the beneficial effects that:
1. the control mechanism is arranged, the air cylinder is utilized to control the two movable plates to move left and right from the middle, the two movable plates are guaranteed to be stressed equally, the exhaust net at the front wall of the three-way pipe is arranged, the pressure inside the three-way pipe can be controlled through the openable rubber cushion, the movable plates are guaranteed to be buffered through the buffering mechanism when moving in opposite directions, the running speed of the movable plates is slowed down, and the effect of delayed door closing is achieved
2. The coil and the cylinder use same power, when elevator trouble, guarantee that cylinder and coil fall the electricity simultaneously, armature will separate with the iron plate for the fixed pin falls to the fixed orifices in, and the bottom card of fixed pin advances the fixed slot, thereby fixes the second piston rod, makes the movable plate unable removal any longer, avoids the elevator sedan-chair door to be taken off, avoids personnel to be pressed from both sides by the elevator sedan-chair door and hinder and receive the secondary injury.
Drawings
Fig. 1 is a schematic diagram of an elevator door machine;
fig. 2 is a schematic view of the internal structure of a front hanging beam in an elevator door machine;
fig. 3 is a schematic diagram of the internal structure of a three-way pipe in an elevator door machine;
fig. 4 is a schematic diagram of an internal structure of a fixing frame in an elevator door machine.
In the figure: 1. an elevator car roof; 2. a front hanging beam; 3. a hanging beam inner cavity; 4. a moving plate; 5. a rail wheel; 6. an extension rail; 7. a connecting plate; 8. an elevator car door; 9. the side wall is abutted against the wheel; 10. against the wheel rail; 11. a first cylindrical plug; 12. a connecting rod; 13. a second cylindrical plug; 14. a cylinder; 15. a cross plate; 16. a base; 17. a three-way pipe; 18. a crash pad; 19. a first piston rod; 20. a first piston head; 21. an exhaust screen; 22. a fixed shaft; 23. a rubber cushion; 24. a second piston rod; 25. a second piston head; 26. a fixing hole; 27. a fixing frame; 28. a fixing groove; 29. an armature; 30. a coil; 31. an iron core; 32. an iron plate; 33. a fixing pin; 100. a control mechanism; 200. a buffer mechanism; 300. a stop assembly.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present invention, an elevator door machine includes an elevator car roof 1, a front hanging beam 2 is fixedly connected to a front side of the elevator car roof 1, a hanging beam inner cavity 3 is vertically and vertically provided in the front hanging beam 2, a moving plate 4 is movably connected to the inner part of the hanging beam inner cavity 3, two moving plates 4 are provided, a connecting plate 7 is fixedly connected to a middle portion of a lower surface of the moving plate 4, the connecting plate 7 penetrates the front hanging beam 2 and extends to a lower portion of the front hanging beam 2, an elevator car door 8 is fixedly connected to a bottom end of the connecting plate 7, a control mechanism 100 is mounted on an upper surface of the elevator car roof 1, a buffer mechanism 200 is provided in the hanging beam inner cavity 3, and a stop assembly 300 is provided on an upper surface of the elevator car roof 1.
In addition, in one embodiment, the bottom wall surface rigid coupling of hanging beam inner chamber 3 has extension rail 6, and the quantity of extension rail 6 is two, and two extension rail 6 symmetric distributions are in the both sides of connecting plate 7, the lower surface mounting of movable plate 4 has rail wheel 5, rail wheel 5 is provided with two sets of, and every rail wheel 5 sets up to two wheels that the diameter is different, the inboard wheel diameter of rail wheel 5 is less than the outside wheel, the inboard wheel roll connection of rail wheel 5 is in the upper surface of extension rail 6, the outside wheel roll connection of rail wheel 5 is in the bottom wall surface of hanging beam inner chamber 3, the inside walking of movable plate 4 at hanging beam inner chamber 3 of being convenient for.
In addition, in one embodiment, the control mechanism 100 includes a base 16, an air cylinder 14 is fixedly connected to an upper surface of the base 16, a transverse plate 15 is fixedly connected to a front end of the air cylinder 14, second cylindrical bolts 13 are fixedly connected to two sides of an upper surface of the transverse plate 15, a connecting rod 12 is rotatably connected to a cylindrical shaft surface of the second cylindrical bolts 13, a first cylindrical bolt 11 is fixedly connected to an upper surface of the moving plate 4, and a front end of the connecting rod 12 is rotatably connected to a cylindrical shaft surface of the first cylindrical bolt 11, so that the two moving plates 4 are controlled to move left and right from the middle, and equal stress of the two moving plates 4 is ensured.
In addition, in one embodiment, the front side and the rear side of the movable plate 4 are respectively provided with a side wall abutting wheel 9, the front side wall and the rear side wall of the hanging beam inner cavity 3 are respectively provided with an abutting wheel rail 10, one end of the side wall abutting wheel 9, which is far away from the movable plate 4, is sequentially connected with the inside of the abutting wheel rail 10 in a rolling way, and the side wall abutting wheels 9 are respectively arranged on the front side and the rear side of the movable plate 4, so that the movable plate 4 can uniformly move left and right through the abutting and rolling of the side wall abutting wheels 9 in the abutting wheel rail 10 when being pushed by the connecting rod 12, and the friction between the connecting plate 7 below the movable plate 4 and the inside of the front hanging beam 2 is avoided, and the use of equipment is affected.
In addition, in one embodiment, the buffer mechanism 200 includes a three-way pipe 17, the three-way pipe 17 is fixedly connected to the inside of the hanging beam inner cavity 3, the three-way pipe 17 is located in the middle of the two moving plates 4, the lower end pipe orifice of the three-way pipe 17 is internally and slidably connected with a second piston head 25, the outer side surface of the second piston head 25 is fixedly connected with a second piston rod 24, the lower end of the second piston rod 24 is fixedly connected to the surface of the transverse plate 15, the inside of the left and right ports of the second piston head 25 is slidably connected with first piston heads 20, and the outer side surfaces of the two first piston heads 20 are fixedly connected with first piston rods 19.
In addition, in one embodiment, the front wall of the three-way pipe 17 is fixedly connected with an exhaust net 21, the middle part of the inner side surface of the exhaust net 21 is fixedly connected with a fixed shaft 22, the surface of the fixed shaft 22 is fixedly connected with a rubber cushion 23, and the fixed shaft 22 and the rubber cushion 23 are positioned right above the pipe orifice at the lower end of the three-way pipe 17 and used for controlling the pressure intensity inside the three-way pipe 17, so that when the movable plate 4 moves in opposite directions, the movable plate 4 can be buffered through a buffer mechanism 200, the running speed of the movable plate 4 is slowed down, and the effect of delaying the closing of the door is achieved.
In addition, in one embodiment, the outer side surface of the first piston rod 19 is fixedly connected with a collision preventing pad 18, the size of the collision preventing pad 18 is larger than that of the side surface of the moving plate 4, and the collision of the moving plate 4 to the first piston rod 19 is reduced through buffering of the collision preventing pad 18.
In addition, in one embodiment, the stop assembly 300 includes a fixing frame 27, the fixing frame 27 is fixedly connected to the upper surface of the elevator car roof 1, an iron core 31 is fixedly connected to the inside of the fixing frame 27, an iron plate 32 is fixedly connected to the lower surface of the iron core 31, a coil 30 is sleeved on the side surface of the iron core 31, a fixing hole 26 is vertically formed in the surface of the second piston rod 24 in a penetrating manner, a fixing pin 33 is slidingly connected to the inside of the fixing hole 26, an armature 29 is fixedly connected to the top end of the fixing pin 33, the armature 29 is located under the iron plate 32, and a fixing groove 28 is formed in the upper surface of the elevator car roof 1.
In addition, in one embodiment, the diameter of the fixing groove 28 is equal to the diameter of the fixing hole 26, the length of the fixing pin 33 is greater than the length of the fixing hole 26, and when the two elevator doors 8 are in contact with each other, the fixing groove 28 and the fixing hole 26 are located at the same vertical position, so that the bottom end of the fixing pin 33 slides into the fixing groove 28, thereby fixing the second piston rod 24, and the second piston rod 24 and the cylinder 14 are fixedly connected through the transverse plate 15, after the fixing pin 33 is clamped into the fixing groove 28, the moving plate 4 cannot move, the elevator doors 8 cannot be pulled apart, and the personnel are prevented from being damaged by the elevator doors 8.
In addition, in one embodiment, the coil 30 and the air cylinder 14 use the same power supply, when the elevator fails, the air cylinder 14 and the coil 30 are ensured to be powered down simultaneously, the armature 29 is separated from the iron plate 32, the fixing pin 33 falls into the fixing hole 26, and the bottom end of the fixing pin 33 is clamped into the fixing groove 28, so that the second piston rod 24 is fixed, the moving plate 4 cannot move any more, and the elevator car door 8 is prevented from being pulled open.
The working principle of the invention is as follows: when the elevator car door 8 of the elevator is opened, the air cylinder 14 is controlled by the controller, the driving end of the air cylinder 14 pushes the transverse plate 15 to move, the movable plate 4 is driven to move towards two sides by the transmission of the connecting rod 12, the elevator car door 8 is opened towards two sides by the connecting plate 7 fixedly connected with the movable plate 4, the side wall abutting wheel 9 positioned at the front side of the movable plate 4 rolls in the abutting wheel rail 10, the second piston rod 24 is pushed to move when the transverse plate 15 moves due to the fixedly connection of the second piston rod 24 and the transverse plate 15, the second piston head 25 slides in the lower end pipe orifice of the three-way pipe 17, the rubber pad 23 is positioned at the right front side of the second piston head 25, the rubber pad 23 seals the exhaust net 21 under the pressure when the second piston head 25 moves towards the three-way pipe 17, in order to ensure the constant pressure intensity in the three-way pipe 17, the two first piston heads 20 respectively move towards two sides, when the elevator car door 8 needs to be closed, the transverse plate 15 is contracted, so that the movable plate 4 is close to each other through the connecting rod 12, the second piston head 25 moves towards the outer side of the lower end orifice of the three-way pipe 17, at the moment, the two sides of the rubber cushion 23 are sucked up, the first piston head 20 does not move along with the second piston head 25, when the surface of the movable plate 4 is contacted with the anti-collision cushion 18, the impact of the movable plate 4 can be relieved through the buffering of the anti-collision cushion 18, when the movable plate 4 continues to move, the first piston head 20 moves towards the inner side of the three-way pipe 17, air in the three-way pipe 17 is discharged to the outer side of the three-way pipe 17 through the two sides of the rubber cushion 23 through the exhaust net 21, and the moving speed of the movable plate 4 can be relieved through the sliding of the first piston head 20 in the three-way pipe 17, so that the two elevator car doors 8 can delay when being closed, the personnel are prevented from being injured, when the elevator breaks down, people in the elevator often want to take off the elevator car door 8 because of panic, generally, the elevator car door 8 of the elevator is heavy, after a seam is usually opened, the elevator car door 8 is closed again, so that the fingers of the people are easily injured, secondary injury is caused to internal personnel, when the elevator breaks down suddenly and is powered off, the air cylinder 14 and the coil 30 are powered off simultaneously, the armature 29 and the iron plate 32 are separated from each other, the fixed pin 33 on the lower surface of the armature 29 falls into the fixed hole 26, the lower end of the fixed pin 33 is clamped into the fixed groove 28, the second piston rod 24 is fixed, the second piston rod 24 is fixedly connected with the transverse plate 15, and the transverse plate 15 is connected with the movable plate 4 through the connecting rod 12, so that the elevator car door 8 is difficult to take off, and secondary injury to the internal personnel of the elevator can be effectively avoided.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed equally within the scope of the present invention.
Claims (1)
1. Elevator door machine, including elevator sedan-chair top (1), its characterized in that: front side rigid coupling of elevator sedan-chair top (1) has preceding hanging beam (2), hanging beam inner chamber (3) have been seted up from top to bottom to the inside of preceding hanging beam (2), the inside swing joint of hanging beam inner chamber (3) has movable plate (4), the quantity of movable plate (4) is two, the lower surface middle part rigid coupling of movable plate (4) has connecting plate (7), just connecting plate (7) run through preceding hanging beam (2) and extend to the below of preceding hanging beam (2), the bottom rigid coupling of connecting plate (7) has elevator sedan-chair door (8), the upper surface mounting of elevator sedan-chair top (1) has control mechanism (100), the inside of hanging beam inner chamber (3) is provided with buffer gear (200), the upper surface of elevator sedan-chair top (1) is provided with stop subassembly (300); the bottom wall surface of the hanging beam inner cavity (3) is fixedly connected with extension rails (6), the number of the extension rails (6) is two, the two extension rails (6) are symmetrically distributed on two sides of the connecting plate (7), the lower surface of the moving plate (4) is provided with two groups of rail wheels (5), each rail wheel (5) is provided with two wheels with different diameters, the diameter of an inner side wheel of the rail wheel (5) is smaller than that of an outer side wheel, the inner side wheel of the rail wheel (5) is connected to the upper surface of the extension rails (6) in a rolling mode, and the outer side wheel of the rail wheel (5) is connected to the bottom wall surface of the hanging beam inner cavity (3) in a rolling mode; the control mechanism (100) comprises a base (16), an air cylinder (14) is fixedly connected to the upper surface of the base (16), a transverse plate (15) is fixedly connected to the front end of the air cylinder (14), second cylindrical bolts (13) are fixedly connected to two sides of the upper surface of the transverse plate (15), connecting rods (12) are rotatably connected to the cylindrical shaft surfaces of the second cylindrical bolts (13), first cylindrical bolts (11) are fixedly connected to the upper surface of the movable plate (4), and the front ends of the connecting rods (12) are rotatably connected to the cylindrical shaft surfaces of the first cylindrical bolts (11); the front side and the rear side of the moving plate (4) are respectively provided with a side wall propping wheel (9), the front side wall and the rear side wall of the hanging beam inner cavity (3) are respectively provided with a propping wheel rail (10), and one end, far away from the moving plate (4), of the side wall propping wheel (9) is sequentially connected with the inside of the propping wheel rail (10) in a rolling way; the buffer mechanism (200) comprises a three-way pipe (17), the three-way pipe (17) is fixedly connected to the inside of the hanging beam inner cavity (3), the three-way pipe (17) is positioned between the two moving plates (4), a second piston head (25) is slidably connected to the inside of a pipe orifice at the lower end of the three-way pipe (17), a second piston rod (24) is fixedly connected to the outer side surface of the second piston head (25), the lower end of the second piston rod (24) is fixedly connected to the surface of the transverse plate (15), first piston heads (20) are slidably connected to the inside of the left port and the right port of the second piston head (25), and first piston rods (19) are fixedly connected to the outer side surfaces of the two first piston heads (20); an exhaust net (21) is fixedly connected to the front wall of the three-way pipe (17), a fixed shaft (22) is fixedly connected to the middle part of the inner side surface of the exhaust net (21), a rubber pad (23) is fixedly connected to the surface of the fixed shaft (22), and the fixed shaft (22) and the rubber pad (23) are positioned right above a pipe orifice at the lower end of the three-way pipe (17); an anti-collision pad (18) is fixedly connected to the outer side surface of the first piston rod (19), and the size of the anti-collision pad (18) is larger than that of the side surface of the moving plate (4); the stop assembly (300) comprises a fixing frame (27), the fixing frame (27) is fixedly connected to the upper surface of the elevator car roof (1), an iron core (31) is fixedly connected to the inside of the fixing frame (27), an iron plate (32) is fixedly connected to the lower surface of the iron core (31), a coil (30) is sleeved on the side surface of the iron core (31), a fixing hole (26) is vertically formed in the surface of the second piston rod (24) in a penetrating mode, a fixing pin (33) is connected to the inside of the fixing hole (26) in a sliding mode, an armature (29) is fixedly connected to the top end of the fixing pin (33), the armature (29) is located under the iron plate (32), and a fixing groove (28) is formed in the upper surface of the elevator car roof (1); the diameter of the fixing groove (28) is equal to that of the fixing hole (26), the length of the fixing pin (33) is larger than that of the fixing hole (26), and when the two elevator doors (8) are in contact with each other, the fixing groove (28) and the fixing hole (26) are positioned at the same vertical position; the coil (30) and the cylinder (14) use the same power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111229205.3A CN113911883B (en) | 2021-10-21 | 2021-10-21 | Elevator door machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111229205.3A CN113911883B (en) | 2021-10-21 | 2021-10-21 | Elevator door machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113911883A CN113911883A (en) | 2022-01-11 |
| CN113911883B true CN113911883B (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111229205.3A Active CN113911883B (en) | 2021-10-21 | 2021-10-21 | Elevator door machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113911883B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595035A (en) * | 1984-02-07 | 1986-06-17 | Sealed Power Corporation | Solenoid valve |
| CN205953244U (en) * | 2016-08-31 | 2017-02-15 | 宁波昌隆机电有限公司 | Electromagnetic type flat bed card hinders device for elevator |
| CN111717766A (en) * | 2020-07-13 | 2020-09-29 | 浙江智菱科技有限公司 | Synchronous door knife with car door lock |
| CN111717751A (en) * | 2020-06-16 | 2020-09-29 | 浙江智菱科技有限公司 | Safety protection type elevator |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB244160A (en) * | 1924-09-09 | 1925-12-09 | Elevator Supplies Co Inc | Improvements in mechanism for operating elevator doors or the like |
| JP2002211859A (en) * | 2000-12-22 | 2002-07-31 | Inventio Ag | Door suspension assembly |
| JP4259352B2 (en) * | 2004-03-02 | 2009-04-30 | 株式会社日立製作所 | Elevator door equipment |
| CN204508526U (en) * | 2015-03-16 | 2015-07-29 | 吴家集 | Oscillating rod type hydraulic pressure door opener |
| CN108821077A (en) * | 2018-07-10 | 2018-11-16 | 奥特朗博电梯有限公司 | A kind of elevator digital control type door machine mechanism |
| CN210795466U (en) * | 2019-11-08 | 2020-06-19 | 姚宗勇 | Little drive passenger lift anticollision structure that tows of vibrations |
-
2021
- 2021-10-21 CN CN202111229205.3A patent/CN113911883B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4595035A (en) * | 1984-02-07 | 1986-06-17 | Sealed Power Corporation | Solenoid valve |
| CN205953244U (en) * | 2016-08-31 | 2017-02-15 | 宁波昌隆机电有限公司 | Electromagnetic type flat bed card hinders device for elevator |
| CN111717751A (en) * | 2020-06-16 | 2020-09-29 | 浙江智菱科技有限公司 | Safety protection type elevator |
| CN111717766A (en) * | 2020-07-13 | 2020-09-29 | 浙江智菱科技有限公司 | Synchronous door knife with car door lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113911883A (en) | 2022-01-11 |
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