CN206872200U - A kind of elevator brake parameter detecting instrument - Google Patents
A kind of elevator brake parameter detecting instrument Download PDFInfo
- Publication number
- CN206872200U CN206872200U CN201720479466.3U CN201720479466U CN206872200U CN 206872200 U CN206872200 U CN 206872200U CN 201720479466 U CN201720479466 U CN 201720479466U CN 206872200 U CN206872200 U CN 206872200U
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- Prior art keywords
- elevator
- magnetic
- magnetic rollers
- rollers
- wire rope
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- 238000001514 detection method Methods 0.000 claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 238000005259 measurement Methods 0.000 claims abstract description 9
- 238000006073 displacement reaction Methods 0.000 claims abstract description 6
- 238000004458 analytical method Methods 0.000 claims abstract description 4
- 230000001133 acceleration Effects 0.000 abstract description 10
- 238000012360 testing method Methods 0.000 abstract description 8
- 238000007689 inspection Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
A kind of elevator brake parameter detecting instrument, it is made up of elevator speed sensor (3) and detection data processor (4), the cylindrical of magnetic rollers (2) is close in the side of elevator wire rope (1) during measurement, magnetic rollers are driven to rotate when steel wire rope moves up and down, this rotation information is sent to data processor (6) through connector (9), and testing result is exported by display (7)；Battery (8) provides the power supply of instrument, and SD card (5) is used to store detection data.The structure of magnetic rollers (2) is that the annular magnet that magnetic pole orientation is radial pattern is inlayed in thin-walled hub, and stronger magnetic attraction is formed on cylindrical, reduces the measurement error caused by magnetic rollers and steel wire iope slippage.This instrument speed, deceleration and braking distance data during elevator brake is calculated through analysis, its accuracy of detection is better than the detection scheme using acceleration transducer by the real-time measurement to elevator wire rope displacement.
Description
Technical field
A kind of detecting instrument is the utility model is related to, is a kind of test elevator brake stopping power skill more specifically
The special testing instrument of art parameter.
Background technology
The brake of elevator equivalent to automobile brake system, in view of characteristic of the elevator in space motion, elevator brake
It is more important than the brake system of automobile, it is one of essential elements for ensureing lift running safety.
The function of elevator brake will be embodied by stopping power, typically by elevator during detection elevator brake
The operational factor of car evaluates the stopping power technical indicator of brake.At present in elevator industry detection elevator brake parameter
Detecting instrument be elevator carry mass-synchrometer, conventional model have Stork PMT Co. of the U.S. EVA-625,Anhui Zhong Kezhigao companies
DT-4A etc., instrument is placed in lift car during detection operation, can show that the operating speed of lift car and acceleration are write music
Line, the parameters such as the speed of service, acceleration, run time and range ability can be obtained by special-purpose software.This quasi-instrument is more work(
Can, it is universal, price is higher, volume is larger, and operation application is more complicated, using not extensive in the detection of elevator brake ability.
Chinese utility model patent CN201520782808X《Elevator brake parameter detecting instrument》With CN204514293U《One
Kind handheld elevator braking distance detection means》, disclose and elevator is obtained by acceleration transducer run acceleration and then right
This integrated acceleration obtains the technical scheme of elevator brake distance, and its construction is approximate with smart mobile phone, simpler and more direct practicality.
Above-mentioned several prior arts, take the scheme of applied acceleration sensor, and weak point is：At present to elevator
The precision that acceleration test can reach is ± 2%, and by the speed and distance values obtained to integrated acceleration, its precision refers to
Mark will be less than ± 2%, it is impossible to meet national standard《Elevator test method GB/T 10059-2009》In inspection to speed, distance
Survey the requirement that precision is ± 1%.
The content of the invention
The purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of easy to operate, measuring accuracy meets state
The elevator brake parameter detecting instrument of family's standard.
The utility model is achieved by following technical proposals：
A kind of elevator brake parameter detecting instrument, including elevator speed sensor and detection data processor, its elevator speed
Sensor is connected with detection data processor, and elevator speed sensor uses magnetic rollers formula wire rope displacement measurement apparatus, is surveyed
The cylindrical of magnetic rollers is close in elevator wire rope side during amount, the elevator steel wire generation magnetic attraction with contact, above and below steel wire rope
Magnetic rollers are driven to rotate when mobile；The magnetic rollers are connected with rotary encoder, and magnetic rollers, which rotate, drives rotary coding
Device is rotated, and the information of magnetic rollers rotation is exported by rotary encoder, elevator brake is calculated through data processor for analysis
During speed, deceleration and braking distance data.
The Wheel structure of magnetic rollers described in elevator brake parameter detecting instrument is that thin-walled hub is embedded in annular magnet, in magnetic
The cylindrical upper formation magnetic attraction of property roller；The magnetic pole orientation of the annular magnet is radial pattern, and inner circle circularizes magnetic with outer ring
The magnetic pole of iron.
The detection data processor of elevator brake parameter detecting instrument is preferably tablet personal computer.
The utility model compared with prior art the advantages of be：
(1) magnetic rollers formula wire rope displacement measurement apparatus is used, to the accuracy of detection of elevator speed, braking distance
± 0.5% is can reach, is significantly better than the accuracy of detection of the elevator speed obtained using acceleration transducer and braking distance.
(2) magnetic rollers speed measuring device is used, the cylindrical of magnetic rollers produces magnetic attraction, steel wire with the elevator steel wire contacted
Drive magnetic rollers to rotate when rope moves up and down, can effectively reduce the survey that the steel wire rope sliding cylindrical with magnetic rollers triggers
Error is measured, improves accuracy of detection.
(3) Wheel structure of magnetic rollers is that thin-walled hub is embedded in annular magnet, overcomes magnetic material and is difficult to finishing
The difficulty of work, simplifies manufacturing process.
(4) magnetic pole orientation of annular magnet is radial pattern, the cylindrical magnetic pole that magnetic rollers are formed with inner circle.With common axle
To magnetizing, annular magnet is compared, and can make the cylindrical magnetic attraction enlarged relative of magnetic rollers, makes the side magnetic attraction of magnetic rollers
It is relative to diminish.
Chinese invention patent CN201210163507X《Elevator wire rope displacement measuring device》, disclose applied magnetic and lead
The technical scheme of ccd sensor is set up to wheel, its magnetic directive wheel is not belonging to speed measuring device, and magnetic directive wheel does not possess the work(that tests the speed
Can, the purpose for setting magnetic directive wheel is different from technology essential factor with the present invention.
Brief description of the drawings
Fig. 1 is elevator brake parameter detecting instrument example structure block diagram of the present utility model.
Fig. 2 is elevator speed sensor embodiment structural representation of the present utility model.
Fig. 3 is the annular magnet schematic diagram that magnetic pole orientation is radial pattern.
In figure：1. elevator wire rope, 2. magnetic rollers .3. elevator speed sensors, 4. detection data processors, 5.SD
Card, 6. data processors, 7. displays, 8. batteries, 9. connectors, 10. flexible connecting rods, 11. magnetic stands, 12. thin-walled wheels
Shell .13. annular magnets, 14. rotary encoders, 15. attaching nuts, 16. test the speed support, 16. cable sockets.
Specifically apply mode
The utility model have followed China Association of Special Equipment Inspection's group norms《Traction elevator stopping power is fast examined
Survey method T/CASEI T102-2015》The technical scheme of defined in standard.
The utility model is further described with reference to the accompanying drawings and examples：
As shown in figure 1, elevator speed sensor 3 of the present utility model employs magnetic rollers formula wire rope displacement measurement dress
Put, the cylindrical of magnetic rollers 2 is close in the side of elevator wire rope 1, the cylindrical elevator steel with contacting of magnetic rollers during measurement
Silk produces magnetic attraction, drives magnetic rollers to rotate when steel wire rope moves up and down, and the cylindrical linear velocity of magnetic rollers can characterize electricity
The linear velocity that terraced steel wire moves up and down, by gather elevator wire rope linear velocity can analyze calculate lift car motion believe
Breath, including elevator speed, braking distance and braking deceleration.
The connector 9 for the car movable information data processor 4 after testing that elevator speed sensor 3 gathers is sent to data
Processor 6, calculated through analysis, testing result is exported by display 7；Battery 8 provides the power supply of instrument, passes through connector
9 can charge to battery 8；SD card 5 be used for store detection data, from this instrument taking-up after can be connected with universal PC, can under
Carry the detection data with managing this instrument.
Elevator speed sensor 3 is connected to magnetic stand 11 by flexible connecting rod 10, need during detection operation to select with
The fixed position of magnetic stand is adjusted, magnetic rollers 2 is close in the side of elevator wire rope 1, and wheel rim is parallel with steel wire rope.
Figure it is seen that the magnetic rollers of the present embodiment are made up of thin-walled hub 11 and annular magnet 12, annular magnet
12 are embedded in the internal diameter of thin-walled hub 11, and magnetic attraction is formed by annular magnet 12.Magnetic rollers connect with rotary encoder 13
Connect, magnetic rollers, which rotate, drives rotary encoder 13 to rotate, and detection data are exported through cable socket 16.
The present embodiment selected magnetic pole orientation be radial pattern annular magnet, as shown in figure 3, inner circle be N it is extremely cylindrical be S
Pole；The either extremely cylindrical N poles of inner circle S.Compared with common axial charging annular magnet, the cylindrical magnetic force of magnetic rollers can be made
Enlarged relative, make the side magnetic picture of magnetic rollers to diminishing.In detection operation, the cylindrical elevator steel with contacting of magnetic rollers
Magnetic attraction is larger caused by cord, can reduce the measurement error that the steel wire rope sliding cylindrical with magnetic rollers triggers, improve inspection
Survey precision.
Elevator wire rope of the present invention, refer to the traction steel-cable that driving lift car is run up and down, or and lift car
The speed limiter wire rope of connection.
Expansion description has been carried out to the utility model above in association with drawings and embodiments, the description without restricted,
Also it is a kind of embodiment that the utility model instrument is formed shown in accompanying drawing, the technical solution of the utility model is not limited to
This.One of ordinary skill in the art is not it should be appreciated that in the case where departing from the utility model design philosophy, this practicality
New implementation also has change or variation in some details, and these changes thus amplified out or variation are included in this
Within the protection domain of utility model.
Claims (4)
1. a kind of elevator brake parameter detecting instrument, including elevator speed sensor and detection data processor, it is characterized in that, it is described
Elevator speed sensor is connected with detection data processor, and its elevator speed sensor is surveyed using magnetic rollers formula wire rope displacement
Device is measured, the cylindrical of magnetic rollers is close in elevator wire rope side during measurement, and magnetic attraction, steel are produced with the elevator steel wire of contact
Magnetic rollers are driven to rotate when cord moves up and down；The magnetic rollers are connected with rotary encoder, and magnetic rollers, which rotate, to be driven
Rotary encoder is rotated, and the information of magnetic rollers rotation is exported by rotary encoder, is calculated through data processor for analysis
Speed, deceleration and braking distance data during elevator brake.
2. a kind of elevator brake parameter detecting instrument according to claim 1, it is characterized in that, the Wheel structure of the magnetic rollers
Be embedded in annular magnet for thin-walled hub, magnetic rollers it is cylindrical on form magnetic attraction.
3. a kind of elevator brake parameter detecting instrument according to claim 2, it is characterized in that, the magnetic pole orientation of the annular magnet
For radial pattern, inner circle circularizes the magnetic pole of magnet with outer ring.
4. a kind of elevator brake parameter detecting instrument according to claim 1, it is characterized in that, the detection data processor is flat
Plate computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720479466.3U CN206872200U (en) | 2017-05-03 | 2017-05-03 | A kind of elevator brake parameter detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720479466.3U CN206872200U (en) | 2017-05-03 | 2017-05-03 | A kind of elevator brake parameter detecting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206872200U true CN206872200U (en) | 2018-01-12 |
Family
ID=61338577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720479466.3U Expired - Fee Related CN206872200U (en) | 2017-05-03 | 2017-05-03 | A kind of elevator brake parameter detecting instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206872200U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358012A (en) * | 2018-04-02 | 2018-08-03 | 洛阳威尔若普检测技术有限公司 | Adjustable pitch elevator wire rope detection device |
| CN112093605A (en) * | 2020-10-28 | 2020-12-18 | 佛山市顺德区鼎力电气有限公司 | Elevator car running state recognition system and recognition method thereof |
| CN112141844A (en) * | 2020-09-09 | 2020-12-29 | 通辽市特种设备检验所 | Comprehensive detection system for safety assessment of old elevator |
-
2017
- 2017-05-03 CN CN201720479466.3U patent/CN206872200U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108358012A (en) * | 2018-04-02 | 2018-08-03 | 洛阳威尔若普检测技术有限公司 | Adjustable pitch elevator wire rope detection device |
| CN108358012B (en) * | 2018-04-02 | 2024-02-13 | 洛阳威尔若普检测技术有限公司 | Distance-adjustable elevator steel wire rope detection device |
| CN112141844A (en) * | 2020-09-09 | 2020-12-29 | 通辽市特种设备检验所 | Comprehensive detection system for safety assessment of old elevator |
| CN112093605A (en) * | 2020-10-28 | 2020-12-18 | 佛山市顺德区鼎力电气有限公司 | Elevator car running state recognition system and recognition method thereof |
| CN112093605B (en) * | 2020-10-28 | 2021-02-19 | 佛山市顺德区鼎力电气有限公司 | Elevator car running state recognition system and recognition method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180112 |