CN211812956U - Elevator car door based on slider-crank - Google Patents
Elevator car door based on slider-crank Download PDFInfo
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- CN211812956U CN211812956U CN201921721678.3U CN201921721678U CN211812956U CN 211812956 U CN211812956 U CN 211812956U CN 201921721678 U CN201921721678 U CN 201921721678U CN 211812956 U CN211812956 U CN 211812956U
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- door
- shaft
- driving
- elevator car
- fixing plate
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Abstract
The utility model discloses an elevator car door based on a slider-crank, which comprises a left carriage door and a right carriage door which are arranged at an opening at one side of the elevator car, and two driving devices for driving the left carriage door and the right carriage door to open and close; the driving device comprises a driving motor, a driving shaft connected with the motor and a connecting rod for connecting the driving shaft and the compartment door, wherein one end of the connecting rod is rotatably connected with the compartment door, and the other end of the connecting rod is fixedly connected with the driving shaft; grooves for accommodating one ends of the connecting rods are formed in the outer sides of the compartment doors, longitudinal shaft holes are formed in the grooves, shaft holes are also formed in the ends, connected with the compartment doors, of the connecting rods, and the connecting rods are rotatably connected with the compartment doors through pin shafts; the upper and lower both ends of left side railway carriage or compartment door and right railway carriage or compartment door all are equipped with the slide bar, through the spout at the upper and lower both ends of elevator car opening part slides. The utility model discloses an elevator car door has simple structure and controls convenient advantage, and the installation and the debugging of being convenient for can effectively reduce the fault rate.
Description
Technical Field
The utility model belongs to the elevator field specifically is an elevator car door based on slider-crank.
Background
The existing elevator car door opening mode generally has a split mode and a side-open mode. The split door leaf is opened from the middle to two sides, otherwise, the split door leaf is closed; the side opening type is that two or more layers of door leaves are overlapped and opened or closed in a manner of being accommodated or extended in one direction.
In the structure of two above-mentioned car doors, the top and the bottom of lift-cabin door need install corresponding slide rail of accomodating, and this makes the installation and debugging loaded down with trivial details, and the side open type mode of accomodating can occupy more space. Such a structure results in that only an elevator with a small car body can be installed in a small hoistway, thereby affecting space utilization. In addition, there are two main devices for controlling the opening and closing of the car door in the prior art, one is that the motor drives the mechanical transmission mechanism to perform the door opening and closing operation, and the other is that the motor drives the synchronous belt to perform the door opening and closing operation. These techniques have the following drawbacks: the structure is complicated, so that the installation and debugging are more complicated, the failure rate is high, and the like.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defect of the prior art, the utility model provides an elevator car door based on slider-crank.
The utility model provides a technical scheme that its technical problem adopted is: an elevator car door based on a crank slider comprises a left car door and a right car door which are arranged at an opening at one side of the elevator car, and a driving device which is arranged above the opening of the elevator car and is used for driving the left car door and the right car door to open and close;
the two driving devices are respectively positioned above the left carriage door and the right carriage door and comprise driving motors, driving shafts which are connected with one sides of the driving motors and driven by the driving motors, and connecting rods which connect the driving shafts and the left carriage door or the right carriage door, wherein one ends of the connecting rods are rotatably connected with the left carriage door or the right carriage door, and the other ends of the connecting rods are fixedly connected with the driving shafts;
grooves for accommodating one ends of the connecting rods are formed in the outer sides of the left compartment door and the right compartment door, longitudinal shaft holes are formed in the grooves and are matched with hinge pins, shaft holes are also formed in one ends, connected with the left compartment door or the right compartment door, of the connecting rods, and the hinge pins penetrate through the shaft holes in the grooves of the left compartment door or the right compartment door and the shaft holes in one ends of the connecting rods, so that the connecting rods are rotatably connected with the left compartment door or the right compartment door;
the upper and lower both ends of left carriage door and right carriage door all are equipped with the slide bar, the upper and lower both ends of elevator car opening part are equipped with corresponding spout to allow the slide bar to slide in corresponding spout.
Furthermore, the tops of the two carriage doors extend backwards and horizontally to form a top plate.
And further, the sliding rods at the upper ends of the two compartment doors are arranged at the inner edge of one side of the top plate, the sliding rods at the lower ends of the two compartment doors are arranged at the inner edge of one side of the bottom of the two compartment doors, and the sliding rods vertically protrude downwards.
Furthermore, the number of the grooves which are arranged on the outer sides of the left compartment door and the right compartment door and used for accommodating one end of the connecting rod is two, and the grooves are arranged according to the upper position and the lower position.
Furthermore, the shaft hole is from the top side or the bottom side that the vertical access of the last lateral wall or the lower lateral wall of recess was to the railway carriage or compartment door to through set up the reinforcement nut in the opening part in shaft hole or to inserting the bolt in shaft hole and railway carriage or compartment door weld, prevent that the bolt that sets up in the shaft hole from droing.
Further, the downside of drive shaft is equipped with the bottom fixed plate, and the rear end of this bottom fixed plate weld in elevator car's bottom, seted up on the top surface of this bottom fixed plate with the circular notch of bottom assorted of drive shaft, can rotate after inserting this notch in the bottom of drive shaft.
Furthermore, a top fixing plate is arranged at the top of the elevator car corresponding to the top end of the driving shaft and used for mounting the driving motor; an auxiliary fixing plate is arranged below the top fixing plate, the rear end of the auxiliary fixing plate extends upwards to be connected with the top fixing plate, and the upper end of the driving shaft penetrates through the auxiliary fixing plate and the corresponding through hole in the top fixing plate and can rotate in the through hole.
Furthermore, a speed reducer is arranged between the driving motor and the top end of the driving shaft, a rotating shaft of the driving motor is connected with an input shaft of the speed reducer, the top end of the driving shaft is connected with an output shaft of the speed reducer, and the driving motor indirectly drives the driving shaft to rotate through the speed reducer.
Still further, the output shaft of the speed reducer is connected with the top end of the driving shaft through a coupling, so that the connection is more stable.
Further, the one end of connecting rod is equipped with and is used for wearing to establish the shaft hole of bolt, and the other end is equipped with and is used for wearing to establish the through-hole of drive shaft to pierce through fastening bolt simultaneously connecting rod and drive shaft are in order to carry out fixed connection.
The utility model has the advantages that:
1. accomodate to the both sides rotation through left railway carriage or compartment door and right railway carriage or compartment door, can practice thrift and accomodate the space, can set up elevator open-ended whole width wideer like this, the passenger business turn over of being convenient for. Especially when the shaft is small, the inconvenience caused by the over-narrow opening of the elevator door can be avoided.
2. The connecting rod, the driving shaft and the driving device form a crank-slider mechanism, the crank-slider mechanism is simple in structure and convenient to control, installation and debugging are facilitated, and the failure rate can be effectively reduced.
Drawings
Fig. 1 is a schematic view of an elevator car door based on a crank block of an embodiment.
Fig. 2 is a schematic view of the left and right doors of fig. 1 with the middle portions thereof omitted, and the link and the driving shaft connected to the left and right doors.
Fig. 3 is a partial schematic view of fig. 1 at a.
Fig. 4 is a schematic view of a connecting rod.
Description of the figure numbers:
10. the car door comprises a car door body, 11 parts of a top plate, 12 parts of grooves, 120 parts of shaft holes in the grooves and 13 parts of sliding rods.
20. The driving device 21, the driving motor 22, the driving shaft 23, the connecting rod 230, the shaft hole of the connecting rod 231, the through hole 24, the speed reducer 25 and the coupling.
30. 300, an opening of the elevator car, 31, a bottom fixing plate, 32, a top fixing plate, 320, an auxiliary fixing plate and 33, a sliding chute.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, the elevator car door based on crank sliding block of the present embodiment includes left and right doors 10 installed at an opening 300 on one side of an elevator car 30, and a driving device 20 installed above the opening 300 of the elevator car for driving the left and right doors 10 to open and close;
the two driving devices 20 are respectively located above the left car door 10 and the right car door 10, each driving device 20 includes a driving motor 21, a driving shaft 22 connected to one side of the driving motor 21 and driven by the driving motor 21, and a connecting rod 23 connecting the driving shaft 22 and the left car door 10 or the right car door 10, wherein one end of the connecting rod 23 is rotatably connected with the left car door 10 or the right car door 10, and the other end is fixedly connected with the driving shaft 22;
the outer sides of the left compartment door 10 and the right compartment door 10 are both provided with a groove 12 for accommodating one end of the connecting rod 23, the groove 12 is internally provided with a longitudinal shaft hole 120 and is provided with a pin shaft (not shown in the figure), one end of the connecting rod 23 connected with the left compartment door 10 or the right compartment door 10 is also provided with a shaft hole 230, and the pin shaft passes through the shaft hole 120 in the groove 12 of the left compartment door 10 or the right compartment door 10 and the shaft hole 230 (see fig. 4) at one end of the connecting rod 23, so that the connecting rod 23 and the left compartment door 10 or the right compartment door 10 can be rotatably connected;
the left car door 10 and the right car door 10 are provided with slide bars 13 at upper and lower ends thereof, and the elevator car opening 300 is provided with corresponding slide grooves 33 at upper and lower ends thereof to allow the slide bars 13 of the car doors 10 to slide in the corresponding slide grooves 33.
The driving device 20 drives the driving shaft 22 to rotate. The connecting rod 23 rotates synchronously with the driving shaft 22 connected thereto, so as to drive the left car door 10 to rotate around the right end thereof or the right car door 10 to rotate around the left end thereof, and at the same time, the side provided with the sliding rod 13 slides along the sliding groove, thereby realizing the opening or closing of the car door 10.
Further, the tops of the two car doors 10 extend backwards and horizontally to form a top plate 11.
Further, the sliding rod 13 at the upper end of the car door 10 is arranged at the inner edge of one side of the top plate 11, the sliding rod 13 at the lower end of the car door 10 is arranged at the inner edge of one side of the bottom of the car door, and the sliding rods 13 are all vertically and downwardly protruded.
Further, the number of the grooves 12 formed on the outer sides of the left and right doors 10 for accommodating one end of the connecting rod 23 is two, and the grooves are arranged in the vertical direction.
Further, the shaft hole 120 is vertically opened to the top side or the bottom side of the door 10 from the upper side wall or the lower side wall of the groove 12, so that a plug pin is inserted into the shaft hole 120 from the top side or the bottom side of the door 10, and the plug pin inserted into the shaft hole 120 is prevented from falling off by arranging a reinforcing nut (not shown) at an opening of the shaft hole 120 or welding the plug pin inserted into the shaft hole 120 with the door 10.
Further, a bottom fixing plate 31 is disposed at a lower side of the driving shaft 22, a rear end of the bottom fixing plate 31 is welded to a bottom of the elevator car 30, a circular notch (not shown) matched with a bottom end of the driving shaft 22 is formed in a top surface of the bottom fixing plate 31, and the bottom end of the driving shaft 22 is inserted into the notch to be rotatable.
Further, as shown in fig. 3, a top fixing plate 32 is provided at the top of the elevator car 30 corresponding to the top end of the driving shaft 22 for mounting the driving motor 21; an auxiliary fixing plate 320 is disposed below the top fixing plate 32, the rear end of the auxiliary fixing plate extends upward to be connected to the top fixing plate 32, and the upper end of the driving shaft 22 passes through the auxiliary fixing plate 320 and a corresponding through hole (not shown) of the top fixing plate 32 and is rotatable in the through hole.
Further, a speed reducer 24 is disposed between the driving motor 21 and the top end of the driving shaft 22, a rotating shaft of the driving motor 21 is connected to an input shaft of the speed reducer 24, the top end of the driving shaft 22 is connected to an output shaft of the speed reducer 24, and the driving motor 21 indirectly drives the driving shaft 22 to rotate through the speed reducer 24.
Still further, the output shaft of the speed reducer 24 is connected to the top end of the drive shaft 22 through a coupling 25, so that the connection is more stable. The coupling 25 serves to improve the reliability and stability of the rotary connection.
It should be understood that the driving motor 21, the speed reducer 24 and the shaft coupling 25 are conventional products in the prior art, and can be obtained directly through the market, so the utility model discloses do not give unnecessary details to its technical details.
Further, as shown in fig. 4, one end of the connecting rod 23 is provided with the shaft hole 230 for inserting the pin, and the other end is provided with a through hole 231 for inserting the driving shaft 22, and the connecting rod 23 and the driving shaft 22 are penetrated through by a fastening bolt (not shown) to be fixedly connected.
The utility model discloses a when opening of elevator car door, accomodate to the rotation of both sides through left and right railway carriage or compartment door 10, can practice thrift the storage space, can set up elevator opening 300's whole width wideer like this, the passenger of being convenient for passes in and out. Especially when the shaft is small, the inconvenience caused by the too narrow opening of the elevator door can be avoided. Meanwhile, the driving mechanism of the elevator car door is simple, convenient to install and debug, and capable of effectively reducing the failure rate.
Claims (10)
1. The utility model provides an elevator car door based on slider-crank, is including installing in the left and right two railway carriage or compartment doors of elevator car one side opening part to and install in elevator car opening part top and be used for driving the drive arrangement that left and right railway carriage or compartment door opened and closed, its characterized in that:
the two driving devices are respectively positioned above the left carriage door and the right carriage door and comprise driving motors, driving shafts which are connected with one sides of the driving motors and driven by the driving motors, and connecting rods which connect the driving shafts and the left carriage door or the right carriage door, wherein one ends of the connecting rods are rotatably connected with the left carriage door or the right carriage door, and the other ends of the connecting rods are fixedly connected with the driving shafts;
grooves for accommodating one ends of the connecting rods are formed in the outer sides of the left compartment door and the right compartment door, longitudinal shaft holes are formed in the grooves and are matched with hinge pins, shaft holes are also formed in one ends, connected with the left compartment door or the right compartment door, of the connecting rods, and the hinge pins penetrate through the shaft holes in the grooves of the left compartment door or the right compartment door and the shaft holes in one ends of the connecting rods, so that the connecting rods are rotatably connected with the left compartment door or the right compartment door;
the upper and lower both ends of left carriage door and right carriage door all are equipped with the slide bar, the upper and lower both ends of elevator car opening part are equipped with corresponding spout to allow the slide bar to slide in corresponding spout.
2. The elevator car door of claim 1, wherein the tops of both doors extend horizontally rearward to form a roof.
3. The elevator car door of claim 2, wherein the upper ends of the two doors have slide bars at an inner edge of one side of the top plate, the lower ends of the two doors have slide bars at an inner edge of one side of the bottom, and the slide bars are both vertically protruded downward.
4. The elevator car door of claim 1, wherein the number of grooves formed in the outer sides of the left and right doors for receiving one end of the connecting rod is two, and the grooves are formed in an up-down position.
5. The elevator car door according to claim 1, wherein the shaft hole is vertically opened from an upper side wall or a lower side wall of the groove to a top side or a bottom side of the door, and the bolt provided in the shaft hole is prevented from falling off by providing a reinforcing nut at an opening of the shaft hole or welding a bolt inserted into the shaft hole to the door.
6. The elevator car door as defined in claim 1, wherein a bottom fixing plate is provided at a lower side of the driving shaft, a rear end of the bottom fixing plate is welded to a bottom of the elevator car, and a circular notch matching a bottom end of the driving shaft is formed at a top surface of the bottom fixing plate, and the bottom end of the driving shaft is rotatably inserted into the notch.
7. Elevator car door according to claim 1, characterized in that the top of the elevator car is provided, at the top end corresponding to the drive shaft, with a top fixing plate for mounting the drive motor; an auxiliary fixing plate is arranged below the top fixing plate, the rear end of the auxiliary fixing plate extends upwards to be connected with the top fixing plate, and the upper end of the driving shaft penetrates through the auxiliary fixing plate and the corresponding through hole in the top fixing plate and can rotate in the through hole.
8. The elevator car door of claim 1, wherein a speed reducer is disposed between the driving motor and a top end of the driving shaft, a rotating shaft of the driving motor is connected to an input shaft of the speed reducer, a top end of the driving shaft is connected to an output shaft of the speed reducer, and the driving motor indirectly drives the driving shaft to rotate through the speed reducer.
9. Lift cage door according to claim 8, characterised in that the coupling between the output shaft of the reducer and the top end of the drive shaft makes the connection more stable.
10. The elevator car door as set forth in claim 5, wherein the connecting rod is provided at one end with a shaft hole for passing the pin therethrough and at the other end with a through hole for passing the driving shaft therethrough, and penetrates the connecting rod and the driving shaft simultaneously by a fastening bolt for fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921721678.3U CN211812956U (en) | 2019-10-10 | 2019-10-10 | Elevator car door based on slider-crank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921721678.3U CN211812956U (en) | 2019-10-10 | 2019-10-10 | Elevator car door based on slider-crank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211812956U true CN211812956U (en) | 2020-10-30 |
Family
ID=73146161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921721678.3U Expired - Fee Related CN211812956U (en) | 2019-10-10 | 2019-10-10 | Elevator car door based on slider-crank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211812956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112850434A (en) * | 2021-01-29 | 2021-05-28 | 日立电梯（中国）有限公司 | Novel safety elevator |
-
2019
- 2019-10-10 CN CN201921721678.3U patent/CN211812956U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112850434A (en) * | 2021-01-29 | 2021-05-28 | 日立电梯（中国）有限公司 | Novel safety elevator |
| CN112850434B (en) * | 2021-01-29 | 2023-08-08 | 日立电梯（中国）有限公司 | Safety elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20211010 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |