CN108892021A - A kind of carriage active damping controls device - Google Patents
A kind of carriage active damping controls device Download PDFInfo
- Publication number
- CN108892021A CN108892021A CN201810828676.8A CN201810828676A CN108892021A CN 108892021 A CN108892021 A CN 108892021A CN 201810828676 A CN201810828676 A CN 201810828676A CN 108892021 A CN108892021 A CN 108892021A
- Authority
- CN
- China
- Prior art keywords
- carriage
- vibration
- signal
- lift car
- shock absorber
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B11/00—Main component parts of lifts in, or associated with, buildings or other structures
- B66B11/02—Cages, i.e. cars
- B66B11/026—Attenuation system for shocks, vibrations, imbalance, e.g. passengers on the same side
- B66B11/028—Active systems
- B66B11/0286—Active systems acting between car and supporting frame
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Elevator Control (AREA)
Abstract
The invention discloses a kind of carriage active damping controls devices, including：First acceleration transducer is installed on carriage chassis, for detecting the Vibration Condition of carriage chassis, and is converted to electric signal；Signal processor exports control signal through logic judgment according to elevator master control system and the electric signal of input；Servo motor receives the control signal as the control command executed；Adjustable shock absorber is respectively arranged between lift car and the carriage chassis, and connect with the servo motor transmission, is generated reaction force corresponding with the elevator cab movement, is reduced the vibration of lift car.A kind of carriage active damping controls device provided by the invention obtains effectively dynamic row status signal from acceleration transducer, elevator master control system, after signal processor rapid computations, it controls servo motor operation driving damper and adjusts specified rate to generate enough moments of reaction to offset the vibration of carriage, improve the ride comfort of elevator passenger.
Description
Technical field
The present invention relates to a kind of carriage active damping controls devices.
Background technique
Between current traditional lift car and carriage chassis, is connected, be unable to adjust automatically using muti-piece vibration-proof rubber, when
Elevator emergency stop or when causing elevator to vibrate by a relatively large margin for some reason, effectiveness in vibration suppression achieved is limited, or even when long
Between after use, vibration-proof rubber hardening, effectiveness in vibration suppression will be worse, influences the boarding comfort of passenger.
Summary of the invention
In view of the above-mentioned problems, primary and foremost purpose of the invention is to provide a kind of carriage active damping controls device to replace vibrationproof
Rubber load-bearing after signal processor calculation processing, controls servo motor by acquiring the motor message and state of elevator in real time
The amount of feed of adjustomatic shock absorber improves the ride comfort of elevator passenger to achieve the effect that vibration damping.
In order to solve the above technical problems, the technical scheme adopted by the invention is that：
A kind of carriage active damping controls device, including：
First acceleration transducer is installed on carriage chassis, for detecting the Vibration Condition of carriage chassis, and is converted to electricity
Signal；
Signal processor exports control signal through logic judgment according to elevator master control system and the electric signal of input；
Servo motor receives the control signal as the control command executed；
Adjustable shock absorber is respectively arranged between lift car and the carriage chassis, and with the servo motor transmission
Connection generates reaction force corresponding with the elevator cab movement, reduces the vibration of lift car.
It preferably, further include the second acceleration transducer for being installed on the lift car, for feeding back the elevator car
Effect after the adjusting of compartment vibration damping, forms closed-loop control.
Preferably, the adjustable shock absorber is respectively arranged on lift car bottom surrounding.
Preferably, the adjustable shock absorber is fluid pressure type adjustable shock absorber or vapour-pressure type adjustable shock absorber.
A kind of carriage active damping controls device provided by the invention has from acceleration transducer, the acquisition of elevator master control system
Imitate dynamic row status signal, after signal processor rapid computations, control servo motor operation driving damper adjust specified rate with
Enough moments of reaction are generated to offset the vibration of carriage, improve the ride comfort of elevator passenger.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is schematic diagram of the embodiment of the present invention；
Fig. 2 is electric control system flow diagram described in the invention patent；
Fig. 3 is electrical schematic diagram described in the invention patent.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Embodiment
As shown in Figure 1, carriage active damping controls device of the invention, has：Adjustable shock absorber 1 totally four, respectively
It is placed between lift car 7 and carriage chassis 6, and is located at the bottom surrounding of lift car 7, bear 7 gravity of lift car；Pass through
Servo motor 2 drives adjustable shock absorber 1 to obtain adjustable active force support lift car 7 up and down.First acceleration transducer 3
It is that the Vibration Condition of position and the sensing element of stress variation are installed in detection, and are converted to electricity with the second acceleration transducer
Signal is exported to signal processor 5；Signal processor 5 is PLC technology unit, can handle multichannel input/output signal；First
Acceleration transducer 3 detects the vibration of carriage chassis 6, stress condition, transmit a signal to after signal processor 5 analyzes and determines and
When provide the control signal of adjusting, be transmitted to the running driving adjustable shock absorber 1 of servo motor 2 and generate corresponding reaction force,
Offset the vibration to lift car 7；Second acceleration transducer 4 detects the vibration of lift car 7, stress condition, and signal is passed
Signal processor 5 is transported to, for feeding back the effect after 7 vibration damping of lift car is adjusted, forms closed-loop control.Signal wire 8 and control
Line 9 is connecting cable.
Implementation form 2 (electrical control process)
If Fig. 2 is implementation form of the present invention, electric control system flow diagram.In flow diagram, signal processor is this
The core control part of device has by receiving elevator master control system, the first acceleration transducer, second acceleration transducer
Signal is imitated, control signal is exported to servo motor through logic judgment, mathematical operation, is moved by servo motor driving adjustable shock absorber
Make, to reach the function that car vibrations are greatly lowered or eliminate vibration of the invention.
Implementation form 3 (electrical schematic diagram)
If Fig. 3 is implementation form of the present invention, electrical schematic diagram.Signal processor (ATG-MCU) and elevator master control system in figure
SCL serial communication can be used in system (ELEVATOR CONTRAL SYSTEM), to obtain elevator operation in real time；Signal processing
Device (ATG-MCU) and acceleration transducer (ACCELERATION SENSOR 1&2) Direct Communication, acquisition car floor frame and carriage
Vibration Condition；Be integrated with operational amplifier circuit in signal processor (ATG-MCU), can control output driving servo motor (MOTOR 1~
4) it moves.The included rotary encoder (R.E.1~4) of servo motor (MOTOR 1~4) is used to detect the rotation of servo motor
Amount forms output closed-loop control.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (4)
1. a kind of carriage active damping controls device, it is characterised in that including：
First acceleration transducer is installed on carriage chassis, for detecting the Vibration Condition of carriage chassis, and is converted to telecommunications
Number；
Signal processor exports control signal through logic judgment according to elevator master control system and the electric signal of input；
Servo motor receives the control signal as the control command executed；
Adjustable shock absorber is respectively arranged between lift car and the carriage chassis, and connect with the servo motor transmission,
Reaction force corresponding with the elevator cab movement is generated, the vibration of lift car is reduced.
2. a kind of carriage active damping controls device according to claim 1, it is characterised in that：
It further include the second acceleration transducer for being installed on the lift car, after feeding back the vibration damping of elevator cars adjusting
Effect, formed closed-loop control.
3. a kind of carriage active damping controls device according to claim 1, it is characterised in that：
The adjustable shock absorber is respectively arranged on lift car bottom surrounding.
4. a kind of carriage active damping controls device according to claim 1, it is characterised in that：
The adjustable shock absorber is fluid pressure type adjustable shock absorber or vapour-pressure type adjustable shock absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810828676.8A CN108892021A (en) | 2018-07-25 | 2018-07-25 | A kind of carriage active damping controls device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810828676.8A CN108892021A (en) | 2018-07-25 | 2018-07-25 | A kind of carriage active damping controls device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108892021A true CN108892021A (en) | 2018-11-27 |
Family
ID=64351997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810828676.8A Pending CN108892021A (en) | 2018-07-25 | 2018-07-25 | A kind of carriage active damping controls device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108892021A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11116166A (en) * | 1997-10-15 | 1999-04-27 | Toshiba Corp | Vibration control device of elevator |
| CN104986646A (en) * | 2015-07-24 | 2015-10-21 | 山东科技大学 | Vibration damper for horizontal vibration of high-speed elevator and application of vibration damper |
-
2018
- 2018-07-25 CN CN201810828676.8A patent/CN108892021A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11116166A (en) * | 1997-10-15 | 1999-04-27 | Toshiba Corp | Vibration control device of elevator |
| CN104986646A (en) * | 2015-07-24 | 2015-10-21 | 山东科技大学 | Vibration damper for horizontal vibration of high-speed elevator and application of vibration damper |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181127 |