CN206562235U - A kind of lift car speed of service and station acquisition device - Google Patents
A kind of lift car speed of service and station acquisition device Download PDFInfo
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- CN206562235U CN206562235U CN201621368468.7U CN201621368468U CN206562235U CN 206562235 U CN206562235 U CN 206562235U CN 201621368468 U CN201621368468 U CN 201621368468U CN 206562235 U CN206562235 U CN 206562235U
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- speed
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- lift car
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Abstract
The utility model discloses a kind of lift car speed of service and station acquisition device, including rotary encoder speed measuring module, reference position detection module, data transmission module, microprocessor controller and power management module；The microprocessor controller is connected with rotary encoder speed measuring module, reference position detection module, data transmission module respectively, and the power management module is connected with microprocessor controller, rotary encoder speed measuring module, reference position detection module, data transmission module respectively.The utility model is applied to the longtime running status monitoring of different type vertical lift, and the critical datas such as real-time elevator speed and run location are provided for third party monitoring platform.Elevator faults Early-warning Model is set up for it, finds that elevator security risk that may be present, and rational arrangement inspection opportunity provide scientific basis in time.Run during implementation independently of apparatus for controlling elevator, any state of a control of elevator, convenient to carry out, highly versatile are not interfered.
Description
Technical field
The utility model is related to a kind of lift car measurement apparatus, more particularly to a kind of lift car speed of service and position
Harvester.
Background technology
With the growth of elevator quantity, the old elevator of operation for many years also increasing fast, elevator components functional deterioration is to electricity
Ladder is increasingly subject to the concern of all sectors of society using the security risk brought.Although the existing related laws and regulations of country, it is desirable to
The elevator that O＆M unit is managed it is periodically overhauled, but nature static of this maintenance simply to elevator safety is monitored,
Maintenance opportunity mostly lacks the guidance of science.Therefore, to elevator safety carry out " dynamic " real-time monitoring, using Monitoring Data as
The potential faults of elevator are given warning in advance by Foundation fault diagnosis and Early-warning Model, are to carry on the rational opportunity for arranging inspection
For foundation, one of elevator supervision department, the function that O＆M unit is needed badly are had become.In the data related to lift running safety
A lot, wherein the speed of service of elevator and position are one of most important indexs.
For the safe normal work of the operation control system of elevator, the chamber of commerce of Elevator Factory takes different modes to traction electricity
The speed and position of machine or lift car are measured, wherein taking mostly in motor shaft end, traction sheave side or peace
The mode of sensor is set to carry out on full speed limited wheel.Control system integration of the collection of existing scheme medium velocity mostly with elevator
Together, rate signal or position signalling are mainly used in the feedback control of elevator.Installation of the third party monitoring mechanism to elevator
When being detected with runnability, the measure independently of apparatus for controlling elevator can be also carried out to the speed of service of elevator and position, they
The speed of service of lift facility typically can be gathered using portable universal hand-held speed measuring device.Although also having in hoistway peace
Dress laser or Doppler speed measuring device detect come the installation to elevator and runnability, but by cost height or install implementation
Difficult limitation, using less.More than in two class elevator speed-measurings and the application scenarios of positioning, also not to monitor electricity for a long time
The standalone module of terraced speed and position occurs, although continual to elevator speed and position in the scheme of elevator manufacturer
Confidence breath is sampled, but institute's gathered data is more used for the real-time feedback control of elevator, and control system is not protected in itself
Such signal is deposited as the foundation of long term monitoring, the interface for obtaining this class data, even if having, elevator manufacturer are not provided typically yet
Consideration based on security will not also open to the outside world its data protocol.And in the scheme that tests the speed that third party testing agency uses, if
It is attached to for how provisional on testee, not in view of long-time data acquisition and output possibility.
In order to provide effective elevator faults Early-warning Model, elevator security risk that may be present is found in time, while
The maintenance foundation of science is set up for elevator inspection unit or other relevant departments.Need a set of highly versatile, convenient to carry out, energy badly
The elevator speed and placement data acquisition device of long-time non-stop run.
Utility model content
For above-mentioned deficiency, the purpose of this utility model is to provide a kind of lift car speed of service and station acquisition dress
Put, the speed of service and position data of collection elevator are detected for long-time.
The utility model is to reach that the technical scheme that above-mentioned purpose is used is：
A kind of lift car speed of service and station acquisition device, including rotary encoder speed measuring module, reference position inspection
Survey module, data transmission module, microprocessor controller and power management module；The microprocessor controller respectively with rotary coding
Device speed measuring module, reference position detection module, data transmission module are connected, the power management module respectively with microprocessor control
Device processed, rotary encoder speed measuring module, reference position detection module, data transmission module are connected.
As further improvement of the utility model, the rotary encoder speed measuring module includes being arranged at elevator car top
Test the speed mechanical device and encoder signal processing circuit.
As further improvement of the utility model, the mechanical device that tests the speed includes being arranged at lift car top edge
Support bar that base, the rotary shaft being arranged on base, one end are rotationally connected with rotary shaft, it is arranged at the support bar other end
Main shaft, the magnetic rollers for being rotationally connected with main shaft, be rotationally connected with main shaft and positioned at magnetic rollers side rotary encoder,
The mechanical device that tests the speed also includes one while the spring of connect base and support bar, the magnetic rollers are with being arranged at elevator
Cage guide on road wall fits.
As further improvement of the utility model, the rotary encoder is sine and cosine encoder.
As further improvement of the utility model, the reference position detection module includes being arranged at lift car top margin
The sensor unit of edge, be arranged on elevator shaft wall and relative to the scaling board of sensor unit.
As further improvement of the utility model, the sensor unit includes an infrared transmitting tube and an infrared receiver
Pipe.
As further improvement of the utility model, the length of the scaling board is more than infrared transmitting tube and infrared receiving tube
The distance between, the width of the scaling board is 1-2cm.
As further improvement of the utility model, the microprocessor controller includes speed variables access unit and position
Variable access unit.
As further improvement of the utility model, the data transmission module includes a communication interface, the communication interface
For RS485 or CAN.
The beneficial effects of the utility model are：
(1) rotary encoder speed measuring module, reference position detection module, data transmission module, microprocessor controller are passed through
Cooperate, monitoring elevator speed and run location, are that it sets up elevator faults Early-warning Model, elevator is found in time in real time
Security risk that may be present, and rational arrangement inspection opportunity provide scientific basis.And it is independently of apparatus for controlling elevator
Operation, any state of a control of elevator, convenient to carry out, highly versatile are not interfered.
(2) it is close to cage guide by the magnetic rollers for the mechanical device that tests the speed, drives the rotor rotation production of rotary encoder
Raw signal, microprocessor controller is sent to after encoded device signal processing circuit processing, realize elevator moving direction, speed and
The monitoring of distance.
(3) cooperated by reference to the sensor unit of position detecting module with scaling board, sensor emission infrared signal quilt
After scaling board reflection, sensor receives reflected light and analyzes reflectivity, it is determined whether the signal reflected for scaling board, measures elevator
Reach the time point of specified location.
(4) pulse signal that rotary encoder speed measuring module is exported is parsed and recorded by microprocessor controller, according to ginseng
Examine the signal adjustment of position detecting module and the real time position of car, the request of data for receiving data transmission module and transmission are set
Speed and the data of position.
(5) data transmission module uses RS485 or CAN, its strong antijamming capability, and takes standard Modbus RTU
Communications protocol, connects as the server host of slave unit and client, can simplify writing for outside access program code.
Above-mentioned is the general introduction of utility model technical scheme, below in conjunction with accompanying drawing and embodiment, to the utility model
It is described further.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the mechanical apparatus structure schematic diagram of the present utility model that tests the speed；
Fig. 3 is detection module overlooking the structure diagram in reference position of the present utility model；
Fig. 4 is detection module side structure schematic view in reference position of the present utility model.
In figure, elevator car top 1, elevator shaft wall 2, cage guide 3, magnetic rollers 4, rotary encoder 5, main shaft 6, branch
Strut 7, rotary shaft 8, base 9, spring 10, sensor unit 21, scaling board 22, infrared transmitting tube 211, infrared receiving tube 212.
Embodiment
Further to illustrate that the utility model is to reach technological means and effect that predetermined purpose is taken, below in conjunction with
Accompanying drawing and preferred embodiment, are described in detail to embodiment of the present utility model.
Fig. 1 is refer to, the utility model embodiment provides a kind of lift car speed of service and station acquisition device, including
Rotary encoder speed measuring module, reference position detection module, data transmission module, microprocessor controller and power management module；
The microprocessor controller is connected with rotary encoder speed measuring module, reference position detection module, data transmission module respectively,
The power management module is passed with microprocessor controller, rotary encoder speed measuring module, reference position detection module, data respectively
Defeated module is connected.
As further improvement of the utility model, the rotary encoder speed measuring module includes being arranged at elevator car top
1 test the speed mechanical device and encoder signal processing circuit.
Fig. 2 is refer to, as further improvement of the utility model, the mechanical device that tests the speed includes being arranged at elevator car
Support bar 7 that the base 9 at the edge of compartment top 1, the rotary shaft 8 being arranged on base 9, one end are rotationally connected with rotary shaft 8, set
Main shaft 6 in the other end of support bar 7, the magnetic rollers 4 for being rotationally connected with main shaft 6, with being rotationally connected with main shaft 6 and positioned at magnetic
Property the side of roller 4 rotary encoder 5, the mechanical device that tests the speed also includes the spring of connect base 9 and a support bar 7 simultaneously
10, the magnetic rollers 4 fit with the cage guide 3 being arranged on elevator shaft wall 2.By adjusting base 9 in elevator car
The installation site of compartment top 1, spring 10 can produce appropriate pulling force, can be close to when magnetic rollers 4 is run above and below elevator
The surface of cage guide 3, so as to drive the rotor of rotary encoder 5 to rotate.At the encoded device signal of signal that encoder 5 is produced
Generation two pulse signals send microprocessor controller to after reason processing of circuit, and microprocessor controller passes through this two pulse signals
To determine direction, speed and the distance of elevator movement.The number of the pulse signal of unit interval rotary encoder speed measuring module output
Amount can converse the speed of lift car operation, and by comparing arteries and veins of the access in microprocessor controller of two sampling instants
Punching is counted, and can obtain the relative motion distance of the distance between two sampled points, i.e. lift car.
As further improvement of the utility model, the rotary encoder 5 is sine and cosine encoder, its antijamming capability
Good, anti-shake performance is good.
Fig. 3 and Fig. 4 are refer to, as further improvement of the utility model, the reference position detection module includes setting
It is placed in the sensor unit 21 at the edge of elevator car top 1, with being arranged on elevator shaft wall 2 and relative to sensor unit 21
Scaling board 22.
As further improvement of the utility model, the sensor unit 21 is red including an infrared transmitting tube 211 and one
Outer reception pipe 212.Transmitting tube 211 is driven the infrared signal for launching fixed frequency by power management module, and signal is sent out through barrier
Received after penetrating by reception pipe 212, the signal received is after filtering after processing of circuit, its signal intensity with apart from barrier away from
Change from the reflectivity changes with blocking surfaces.When being run above and below lift car, the sensing of elevator car top 1 is fixed on
Transmitting tube 211 and reception pipe 212 and the distance of well enclosure 2 on device unit 21 is substantially constant, by installing in position
One surface reflectivity and the reflectivity difference of elevator shaft wall 2 very big scaling board 22, can obtain one from sensor unit 21
The output of individual change, so as to determine that lift car reaches the time point of reference position.
As further improvement of the utility model, the installation site of the scaling board 22 is located at reaches certain in lift car
During layer, the position of same vertical height is in sensor unit 21, is preferably the position when elevator reaches the bottom.Demarcation
The length of plate 22 is more than the distance between transmitting tube 211 and reception pipe 212, and width is 1cm-2cm, and the reflecting surface of scaling board 22
Center should keep the center with the face where infrared transmitting tube 211 in sensor unit 21 and infrared receiving tube 212 same
Axis, the top of scaling board 22 keeps parallel with the top of sensor unit 21.
As further improvement of the utility model, the microprocessor controller includes speed variables access unit and position
Variable access unit, for recording speed V (including direction), the current position P of lift car of current lift car operation, speed
What degree V and position P was exported by rotary encoder speed measuring module is that pulse signal quantity N is calculated, relation between them and
The diameter D of magnetic rollers 4 is related to the precision PPR (pulse/circle) of rotary encoder 5.
As further improvement of the utility model, it is further fixed on one in elevator car top 1 and includes microprocessor controller
Control box, rotary encoder 5 export signal and reference position detection module output signal pass through shielding line with this control
Microprocessor controller in box is connected.The data transmission module includes a communication interface, and the communication interface is RS485 or CAN
Bus, and data transmission module takes standard Modbus RTU communications protocol, connects as the server host of slave unit and client
Connect, writing for outside access program code can be simplified.
Power management module is responsible for obtaining electric power from the standard 220V civil powers for being arranged at elevator car top 1, turns through overvoltage
Different voltages are provided after change to power to each functional module in the lift car speed of service and station acquisition device.
Emphasis of the present utility model is essentially consisted in, and goes for the longtime running state prison of different type vertical lift
Survey, the critical datas such as real-time elevator speed and run location are provided for third party monitoring platform.Elevator event is set up for it
Hinder Early-warning Model, find that elevator security risk that may be present, and rational arrangement inspection opportunity provide scientific basis in time.
Run when the utility model is implemented independently of apparatus for controlling elevator, any state of a control of elevator is not interfered, it is convenient to carry out, it is general
Property is strong.
It is described above, only it is preferred embodiment of the present utility model, not technical scope of the present utility model is made
Any limitation, therefore the technical characteristic identical or approximate with the utility model above-described embodiment is used, protected of the present utility model
Within the scope of shield.
Claims (9)
1. a kind of lift car speed of service and station acquisition device, it is characterised in that including rotary encoder speed measuring module, ginseng
Examine position detecting module, data transmission module, microprocessor controller and power management module；The microprocessor controller respectively with
Rotary encoder speed measuring module, reference position detection module, data transmission module are connected, the power management module respectively with
Microprocessor controller, rotary encoder speed measuring module, reference position detection module, data transmission module are connected.
2. the lift car speed of service as claimed in claim 1 and station acquisition device, it is characterised in that the rotary coding
Device speed measuring module includes test the speed mechanical device and the encoder signal processing circuit for being arranged at elevator car top.
3. the lift car speed of service as claimed in claim 2 and station acquisition device, it is characterised in that the machinery that tests the speed
Device is rotationally connected with rotary shaft including the base for being arranged at lift car top edge, the rotary shaft being arranged on base, one end
On support bar, be arranged at the main shaft of the support bar other end, be rotationally connected with main shaft magnetic rollers, be rotationally connected with main shaft
And positioned at the rotary encoder of magnetic rollers side, the mechanical device that tests the speed also includes connect base and a support bar simultaneously
Spring, the magnetic rollers fit with the cage guide being arranged on elevator shaft wall.
4. the lift car speed of service as claimed in claim 3 and station acquisition device, it is characterised in that the rotary coding
Device is sine and cosine encoder.
5. the lift car speed of service as claimed in claim 1 and station acquisition device, it is characterised in that the reference position
Detection module includes the sensor unit for being arranged at lift car top edge and is arranged on elevator shaft wall and relative to sensing
The scaling board of device unit.
6. the lift car speed of service as claimed in claim 5 and station acquisition device, it is characterised in that the sensor list
Member includes an infrared transmitting tube and an infrared receiving tube.
7. the lift car speed of service as claimed in claim 6 and station acquisition device, it is characterised in that the scaling board
Length is more than the distance between infrared transmitting tube and infrared receiving tube, and the width of the scaling board is 1-2cm.
8. the lift car speed of service as claimed in claim 1 and station acquisition device, it is characterised in that the microprocessor control
Device processed includes speed variables access unit and location variable access unit.
9. the lift car speed of service as claimed in claim 1 and station acquisition device, it is characterised in that the data transfer
Module includes a communication interface, and the communication interface is RS485 or CAN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621368468.7U CN206562235U (en) | 2016-12-14 | 2016-12-14 | A kind of lift car speed of service and station acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621368468.7U CN206562235U (en) | 2016-12-14 | 2016-12-14 | A kind of lift car speed of service and station acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206562235U true CN206562235U (en) | 2017-10-17 |
Family
ID=60029283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621368468.7U Active CN206562235U (en) | 2016-12-14 | 2016-12-14 | A kind of lift car speed of service and station acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206562235U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110054049A (en) * | 2019-04-26 | 2019-07-26 | 上海木木聚枞机器人科技有限公司 | A kind of detection method and system of elevator operation |
| US20190234985A1 (en) * | 2018-01-31 | 2019-08-01 | Otis Elevator Company | Magnetic speed detection device |
| CN114578083A (en) * | 2022-03-08 | 2022-06-03 | 北京工商大学 | Roller coaster type speed measuring device with contact state self-detection function and using method |
-
2016
- 2016-12-14 CN CN201621368468.7U patent/CN206562235U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190234985A1 (en) * | 2018-01-31 | 2019-08-01 | Otis Elevator Company | Magnetic speed detection device |
| CN110092250A (en) * | 2018-01-31 | 2019-08-06 | 奥的斯电梯公司 | Magnetic speed detection device |
| EP3536649A3 (en) * | 2018-01-31 | 2020-01-22 | Otis Elevator Company | Magnetic speed detection device |
| CN110054049A (en) * | 2019-04-26 | 2019-07-26 | 上海木木聚枞机器人科技有限公司 | A kind of detection method and system of elevator operation |
| CN114578083A (en) * | 2022-03-08 | 2022-06-03 | 北京工商大学 | Roller coaster type speed measuring device with contact state self-detection function and using method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191224 Address after: 529500 unit 5, floor 2, science and technology business incubator, Yangjiang high tech Zone, Yangjiang City, Guangdong Province (for office use only) Patentee after: Yangjiang chain point Innovation Technology Development Co., Ltd Address before: 510000 Dongguan Guangdong Tianhe District five mountain road No. 381 workers' south one dormitory set two 202 rooms Co-patentee before: Liu Wenguo Patentee before: Deng Chao |
|
| TR01 | Transfer of patent right |