CN108069310A - A kind of Detector for elevator balance coefficient - Google Patents
A kind of Detector for elevator balance coefficient Download PDFInfo
- Publication number
- CN108069310A CN108069310A CN201711500940.7A CN201711500940A CN108069310A CN 108069310 A CN108069310 A CN 108069310A CN 201711500940 A CN201711500940 A CN 201711500940A CN 108069310 A CN108069310 A CN 108069310A
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- CN
- China
- Prior art keywords
- elevator
- magnetic
- detector
- balance coefficient
- communication module
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- 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.)
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Classifications
-
- 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
- B66B5/0006—Monitoring devices or performance analysers
- B66B5/0037—Performance analysers
Abstract
A kind of Detector for elevator balance coefficient, speed measurement module 5 gathers the velocity information that elevator is run up and down, speed measurement module 5 is connected with communication module I4, data handling system 2 is connected with communication module II3, and communication module I4 and communication module II3 completes the transmission of velocity measuring data using wireless communication mode；Balance coefficient of elevator value is calculated by analysis in the velocity information that the velocity information that 2 picking rate measurement module 5 of data handling system transfers is transferred with power measurement module 1.The technical program can solve machine-roomless lift because velocity measuring device and measurement host distance are remote, and connecting line lengthens the problems such as performance difficulty, saves detection time, improves detection efficiency.
Description
Technical field
The present invention relates to a kind of detecting instruments, are that a kind of velocity measuring module uses wireless telecommunications scheme more specifically
Detector for elevator balance coefficient device.
Background technology
China is global maximum elevator producing country and elevator country of consumption, and there are about 700,000 new elevators every year to install and use,
Wherein, traction elevator accounts for more than 90%.According to existing elevator technology code requirement, these new clothes elevators will be balanced
The testing and debugging of coefficient can come into operation after qualified.Therefore, coefficient of balance detection is that one amount of elevator industry is big, wide, wants
Ask high technical work.
The test method that existing elevator technology standard is used with elevator inspection rule is：Car loads rated load respectively
30%, 40%, 45%, 50%, 60% make upper and lower whole operation, when car and counterweight run to the same horizontal position, note
The current value of motor is recorded, electric current-load curve is drawn, coefficient of balance is determined with the intersection point of upper and lower operation curve.
It is run above by elevator multistage loadings, records motor current value, drawn electric current-load chart and determine balance system
Several detection methods, advantage are that general detector device, technology maturation can be used；Shortcoming is more time-consuming, during field operation
Between when being usually more than 1 small, 1/3rd of about whole terraced Test Detection Work amount.
Since existing balance coefficient of elevator Comparison between detecting methods are time-consuming and laborious, unloaded coefficient of balance measuring technology in recent years
It comes into being, achieves some achievements in research.Chinese invention patent CN201210163508.4《Detector for elevator balance coefficient》、
CN102674103B《The detection method of balance coefficient of elevator》Disclose the technical solution of use " no-load power method "；2015 12
China Association of Special Equipment Inspection's group norms that the moon 1 was promulgated《Balance coefficient of elevator rapid detection method T/CASEI T101-
2015》, specification has been carried out to " no-load power method ", by the measurement to elevator no-load uplink and descending power, speed, as the following formula
Balance coefficient of elevator is calculated：
In formula：
Q --- balance coefficient of elevator；
Q --- elevator rated load, kg；
G --- acceleration of gravity takes 9.8m/s2；
Nx--- unloaded ascending power, unit W；
Ns--- empty down power, unit W；
Vs--- unloaded speed uplink, unit m/s；
Vx--- empty down speed, unit m/s.
Above-mentioned new standard and patented technology lead balance coefficient of elevator detection technique to stride forward major step, exist
Elevator industry has obtained wide application.Current existing problem is increasing, implementation this type of machine-roomless lift
When elevator detects, there are velocity measuring device and measurement host apart from far, the problems such as connecting line lengthening have much room for improvement.
The content of the invention
The purpose of the present invention is overcome the deficiencies of the prior art and provide one kind to meet in T/CASEI T101-2015 standards
Defined " no-load power method " technical solution, the Detector for elevator balance coefficient of convenient machine-roomless lift.
The technical scheme is that：
A kind of Detector for elevator balance coefficient, including power measurement module, speed measurement module and data handling system, institute
It states speed measurement module to be connected with communication module I, the data handling system is connected with communication module II, and communication module I is with leading to
Interrogate the transmission that module ii completes detection data using wireless communication mode.
A kind of Detector for elevator balance coefficient, the communication module I set USB blanket sockets, this socket is data transmission
Connection is shared with battery charging connection：
During examinations, GND ends, the D- ends of this USB socket are connected with the COM ends of speed measurement module with signal end IN,
GND ends, VCC ends are connected with the COM ends of speed measurement module with feeder ear V+；
When implementing power-supply battery charging, the power supply "+" pole of charger is connected with "-" pole by the D+ ends of USB socket with GND ends
Connect the positive and negative anodes of power-supply battery.
A kind of Detector for elevator balance coefficient, the communication module I use magnetic rollers speed measuring device, magnetic rolling during measurement
The outer circle of wheel is close in elevator wire rope side, and the outer circle of magnetic rollers generates magnetic attraction, steel wire rope with the elevator steel wire contacted
When moving up and down magnetic rollers is driven to rotate；The speed measurement module magnetic rollers are connected with rotary encoder, magnetic rollers
It rotates and drives rotary encoder rotation, the information of magnetic rollers rotation is exported by rotary encoder.The wheel of the magnetic rollers
Body structure is embedded in annular magnet for thin-walled wheel shell, and the outer circle of magnetic rollers forms the magnetic pole of magnetic rollers with inner circle.The ring
The magnetic pole orientation of shape magnet be radial pattern, inner circle S poles outer circle N poles；Or inner circle N poles outer circle S poles.
Compared with the prior art, the present invention has the advantages of：
(1) velocity measuring device transmits data by wireless communication mode, overcomes machine-roomless lift because tachometric survey fills
It puts with measurement host distance far, the problems such as connecting line lengthens can save detection time, improve detection efficiency.
(2) using magnetic rollers speed measuring device, the outer circle of magnetic rollers generates magnetic attraction, steel wire with the elevator steel wire contacted
Restrict drives magnetic rollers to rotate when moving up and down, and can effectively reduce steel wire rope and the survey of the sliding initiation of magnetic rollers outer circle
Error is measured, improves accuracy of detection.
(3) Wheel structure of magnetic rollers is embedded in annular magnet for thin-walled wheel shell, overcomes magnetic material and is difficult to finishing
The difficulty of work, simplifies manufacturing process, improves the cost performance of instrument.
Description of the drawings
Fig. 1 is the structure diagram of the Detector for elevator balance coefficient embodiment of the present invention.
Fig. 2 is the schematic diagram that communication module I is connected with speed measurement module.
Fig. 3 is the schematic diagram that communication module I is connected with charger.
Fig. 4 is the structure diagram of speed measuring module embodiment.
Fig. 5 is the schematic diagram for the annular magnet that magnetic pole orientation is radial pattern.
In figure：1. power measurement module, 2. data handling systems, 3. communication module II, 4. communication module I, 5. speed survey
Module is measured, 6. elevator wire ropes, 7.USB sockets, 8. thin-walled wheel shells, 9. annular magnets, 10. rotary encoders, 11. test the speed branch
Frame, 12. cable sockets.
Specific embodiment
The present invention has followed China Association of Special Equipment Inspection's group norms《Balance coefficient of elevator rapid detection method T/
CASEI T101-2015》The technical solution of " no-load power method " defined in standard.
The invention will be further described with reference to the accompanying drawings and examples：
As shown in Figure 1, the Detector for elevator balance coefficient of the present invention, speed measurement module 5 gathers what elevator was run up and down
Velocity information, speed measurement module 5 are connected with communication module I4, and data handling system 2 is connected with communication module II3, communicate mould
Block I4 and communication module II3 completes the transmission of velocity measuring data using wireless communication mode；2 picking rate of data handling system
The velocity information that the velocity information that measurement module 5 transfers is transferred with power measurement module 1, foundation《Balance coefficient of elevator is fast examined
Survey method T/CASEI T101-2015》The calculation formula of standard solves balance coefficient of elevator test value.
Fig. 2 is the schematic diagram that communication module I is connected with speed measurement module, is connected with charger respectively with Fig. 3, and data are led to
News charge with battery and share a USB blanket socket, simplify the hardware configuration of communication module I.
In the present embodiment, velocity measuring device 5 employs magnetic rollers and tests the speed scheme, and magnetic rollers are by thin-walled wheel shell 8
It is formed with annular magnet 9, annular magnet 9 is embedded in the internal diameter of thin-walled wheel shell 8, and magnetic attraction is formed by annular magnet 9.Measurement
When magnetic rollers outer circle be close in the side of elevator wire rope 6, magnetic rollers outer circle and the elevator steel wire 6 contacted generate magnetic
Power drives magnetic rollers to rotate when elevator steel wire 6 moves up and down, and magnetic rollers connection rotary encoder passes through rotary encoder
Export elevator operation information.
The present embodiment has selected the annular magnet that magnetic pole orientation is radial pattern, as shown in Figure 5.With common axial charging
Annular magnet is compared, and can make the outer circle magnetic force enlarged relative of magnetic rollers, makes the side magnetic picture of magnetic rollers to becoming smaller.Inspection
It surveys in operation, the magnetic attraction that the outer circle of magnetic rollers is generated with the elevator wire rope contacted is larger, can reduce steel wire rope and magnetism
The measurement error that the sliding of idler wheel outer circle triggers, improves accuracy of detection.
Elevator wire rope of the present invention refers to traction steel-cable or and lift car that driving lift car is run up and down
The speed limiter wire rope of connection.
Expansion description is carried out to the present invention above in association with drawings and embodiments, which does not have restricted, attached drawing
Shown is also a kind of embodiment that instrument of the present invention is formed, and technical scheme is not limited thereto.This field it is general
It should be appreciated that in the case where not departing from design philosophy of the present invention, implementation of the invention also has some logical technical staff
Variation or variation in details, these variations thus amplified out or variation are included within protection scope of the present invention.
Claims (6)
1. a kind of Detector for elevator balance coefficient, special including power measurement module, speed measurement module and data handling system
Sign is that the speed measurement module is connected with communication module I, and the data handling system is connected with communication module II, communicates mould
Block I and communication module II completes the transmission of detection data using wireless communication mode.
2. a kind of Detector for elevator balance coefficient according to claim 1, it is characterized in that, the communication module I sets USB to lead to
With socket, this socket shares for data transmission connection with battery charging connection：
During examinations, GND ends, the D- ends of this USB socket are connected with the COM ends of speed measurement module with signal end IN, GND
End, VCC ends are connected with the COM ends of speed measurement module with feeder ear V+；
When implementing power-supply battery charging, the power supply "+" pole of charger is connected electricity by the D+ ends of USB socket with "-" pole with GND ends
The positive and negative anodes of source battery.
3. a kind of Detector for elevator balance coefficient according to claim 1, it is characterized in that, the communication module I is using magnetic
Idler wheel speed measuring device, the outer circle of magnetic rollers is close in elevator wire rope side during measurement, and the outer circle of magnetic rollers is with contacting
Elevator steel wire generates magnetic attraction, when steel wire rope moves up and down magnetic rollers is driven to rotate；The speed measurement module magnetic rollers
It is connected with rotary encoder, magnetic rollers, which rotate, drives rotary encoder rotation, and exporting magnetic rollers by rotary encoder turns
Dynamic information.
4. a kind of Detector for elevator balance coefficient according to claim 1, it is characterized in that, the Wheel structure of the magnetic rollers
Annular magnet is embedded in for thin-walled wheel shell, the outer circle of magnetic rollers forms the magnetic pole of magnetic rollers with inner circle.
5. a kind of Detector for elevator balance coefficient according to claim 4, it is characterized in that, the magnetic pole orientation of the annular magnet
For radial pattern, inner circle S poles outer circle N poles.
6. a kind of Detector for elevator balance coefficient according to claim 4, it is characterized in that, the magnetic pole orientation of the annular magnet
For radial pattern, inner circle N poles outer circle S poles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711500940.7A CN108069310A (en) | 2017-12-27 | 2017-12-27 | A kind of Detector for elevator balance coefficient |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711500940.7A CN108069310A (en) | 2017-12-27 | 2017-12-27 | A kind of Detector for elevator balance coefficient |
Publications (1)
| Publication Number | Publication Date |
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| CN108069310A true CN108069310A (en) | 2018-05-25 |
Family
ID=62156249
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711500940.7A Pending CN108069310A (en) | 2017-12-27 | 2017-12-27 | A kind of Detector for elevator balance coefficient |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102674102A (en) * | 2012-05-22 | 2012-09-19 | 刘培 | Detector for elevator balance coefficient |
| CN105173946A (en) * | 2015-10-12 | 2015-12-23 | 刘培 | Elevator no-load dynamic balance coefficient detector |
| CN106516925A (en) * | 2016-12-13 | 2017-03-22 | 李威强 | Elevator balance coefficient detector |
| CN106892312A (en) * | 2017-05-03 | 2017-06-27 | 重庆顺心科技发展有限公司 | The Detector for elevator balance coefficient tested the speed using magnetic rollers |
| CN206351997U (en) * | 2016-11-24 | 2017-07-25 | 刘培 | A kind of Detector for elevator balance coefficient |
-
2017
- 2017-12-27 CN CN201711500940.7A patent/CN108069310A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102674102A (en) * | 2012-05-22 | 2012-09-19 | 刘培 | Detector for elevator balance coefficient |
| CN105173946A (en) * | 2015-10-12 | 2015-12-23 | 刘培 | Elevator no-load dynamic balance coefficient detector |
| CN206351997U (en) * | 2016-11-24 | 2017-07-25 | 刘培 | A kind of Detector for elevator balance coefficient |
| CN106516925A (en) * | 2016-12-13 | 2017-03-22 | 李威强 | Elevator balance coefficient detector |
| CN106892312A (en) * | 2017-05-03 | 2017-06-27 | 重庆顺心科技发展有限公司 | The Detector for elevator balance coefficient tested the speed using magnetic rollers |
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Application publication date: 20180525 |
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