CN208120525U - Escalator expansion tightening wheel health degree detection device - Google Patents
Escalator expansion tightening wheel health degree detection device Download PDFInfo
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- CN208120525U CN208120525U CN201721899213.8U CN201721899213U CN208120525U CN 208120525 U CN208120525 U CN 208120525U CN 201721899213 U CN201721899213 U CN 201721899213U CN 208120525 U CN208120525 U CN 208120525U
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- 239000011248 coating agent Substances 0.000 claims description 3
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- 238000012423 maintenance Methods 0.000 abstract description 5
- 230000002427 irreversible effect Effects 0.000 abstract 1
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- 238000004458 analytical method Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
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- 230000002159 abnormal effect Effects 0.000 description 1
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Abstract
The utility model relates to a kind of escalator expansion tightening wheel health degree detection devices, 3 vibrating sensors including at least one set of tri- directions X, Y, Z or at least one be integrated with sensor module, fixed bracket and the health degree detection system of tri- direction vibrating sensors of X, Y, Z.When escalator expansion tightening wheel vibration values constantly increase, because mechanical wear be it is irreversible, after vibration values are greater than a certain setting value; health degree detection system carries out fault alarm; it prompts maintenance staff to carry out maintenance prevention ahead of time, prevents failure, protect the safety of elevator passenger.
Description
Technical Field
The utility model relates to a vibration detection device, in particular to tight pulley vibration detection device that rises in escalator field.
Background
The escalator tension pulley is widely applied to heavy ladders or ladders with overhigh lifting height. In practical applications, the step chain may stretch and even break as it wears during use. The main cause of elongation is wear of the pin and bushing at the chain joint, increasing the pitch, and too much elongation causing abnormal displacement and noise in the step system and the potential for jamming on return. However, the peripheral detection technology for the escalator tension wheel is stopped after a fault occurs, namely, after the escalator tension wheel breaks down, the safety circuit can be found after the safety circuit is disconnected. Meanwhile, in the normal maintenance process, the space is often ignored because the space is limited and cannot be checked, which brings great potential risks to the normal use of the escalator.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model aims at providing an escalator that can detect the displacement of the escalator tight pulley that rises takes turns health degree detection device.
In order to realize the above-mentioned purpose, the utility model provides an automatic staircase tight pulley vibration detection device that rises, including 3 vibration sensor or at least one sensor module, the fixed bolster and the health degree detecting system of X, Y, Z three direction vibration sensor of a set of X, Y, Z three directions at least, 3 vibration sensor or sensor module pass through the fixed bolster is fixed on automatic staircase tight pulley's wheel hub, 3 vibration sensor or sensor module with health degree detecting system connects and is used for gathering the vibration displacement volume of the X, Y, Z three direction of automatic staircase tight pulley and gives the signal transmission health degree detecting system handles, health degree detecting system and automatic staircase control system are connected to communicate with the information management center.
Preferably, the fixed support comprises an XY-direction support and a Z-direction support, and the XY-direction support consists of two semicircular structure supports and is fixed on the hub in a coating mode.
Preferably, the two semicircular structure supports are fixed on the hub in a bolt, welding or clamping spring mode.
Preferably, the health degree detection system comprises a filter module, a CPU module, a storage module, an input module, an output module, and an information transmission module, wherein the input module is connected to the vibration sensor, the CPU module is configured to analyze and process data, the filter module filters the displacement analog signal, and the information transmission module communicates with the information management center.
Preferably, the vibration sensor is used in a frequency range of 0.3Hz to 8 kHz.
The utility model has the advantages of, displacement sensor detects the tight pulley displacement condition that rises of automatic escalator to give health degree detecting system module with the displacement volume analog signal transmission of the X, Y, Z orientation of the tight pulley that rises of automatic escalator, when the tight pulley displacement volume that rises of automatic escalator is great, health degree detecting system module sends alarm signal and gives staircase control system and information management center, carries out the dimension protection in advance, prevents the fault occurrence, protection elevator passenger's safety.
Drawings
FIG. 1 is a schematic view of the installation of the present invention;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a front view of the XY carriage;
FIG. 4 is a top view of the XY gantry;
FIG. 5 is a front view of the Z-direction bracket;
fig. 6 is a top view of the Z-direction bracket.
Wherein,
1. a vibration sensor; 2. fixing a bracket; 3. a health degree detection system; 4. an escalator tensioner pulley; 5. a hub; 6. an XY-direction support; 7. a Z-direction support; 8. a CPU module; 9. and an information transmission module.
Detailed Description
As shown in fig. 1 to 6, the utility model provides an automatic staircase tight pulley vibration detection device that rises, including 3 vibration sensor 1 or at least one integrated X, Y, Z three direction vibration sensor's of a set of X, Y, Z three direction sensor module, fixed bolster 2 and health degree detecting system 3 at least, vibration sensor 1 passes through fixed bolster 2 is fixed on automatic staircase tight pulley 4's wheel hub 5, 3 vibration sensor 1 or sensor module with health degree detecting system 3 is connected and is used for gathering the vibration displacement volume of the X, Y, Z three direction of automatic staircase tight pulley 4 and give signal transmission for health degree detecting system 3 handles, health degree detecting system 3 is connected with escalator control system to communicate with the information management center.
Specifically, the frequency range of the vibration sensor 1 needs to be wide, and 0.3Hz to 8kHz is selected. In addition, the piezoelectric sensor with high reliability, long service life and high sensitivity is selected for vibration monitoring in consideration of the long-term stable operation of the elevator and the detection requirement of a tiny signal. The fixing support 2 comprises an XY-direction support 6 and a Z-direction support 7, the XY-direction support 6 is composed of two semicircular structure supports and is fixed on the hub 5 in a coating mode, the hub 5 does not rotate, the two semicircular structure supports are fixed on the hub in a bolt, welding or clamping spring mode, and the other Z-direction support 7 is fixed on the hub 6 through a screw. The vibration sensor 1 transmits X, Y, Z three-direction vibration displacement analog signals of the escalator tension pulley 4 to the health degree detection system 3.
Health degree detecting system 3 includes filter module, CPU module 8, storage module, input module, output module and information transfer module, and information transfer module can be wired communication module or wireless communication module, input module with vibration sensor 1 is connected, CPU module 8 is used for carrying out analysis and processing to data, storage module is used for the storage data, including data such as preset threshold value. Specifically, the vibration sensor 1 transmits a detected vibration signal to the health degree detection system 3 through the input module, the filter is used for data preprocessing, high-frequency interference and power frequency interference components are effectively filtered, the frequency band of the inherent frequency of the tension wheel is reserved, the CPU module 8 can reliably reflect the working state of the rolling bearing by analyzing the time domain parameters of the vibration signal generated by the vibration sensor, including an acceleration peak value, a speed effective value, a displacement peak value, kurtosis and the like, after the time domain parameters are obtained, the threshold value set in the storage module is compared, the threshold value is obtained through vibration standards and engineering experience, the parameter values are judged to be over-standard, and the final real-time parameters are obtained through weighting according to the over-standard degree and the importance comprehensive analysis of each parameter. If the comparison threshold value exceeds, and the bearing is continuously generated for multiple times, the bearing is considered to be in failure, and at the moment, the health degree detection system sends alarm information to the escalator control system through the output module; in addition, the health degree detection system 3 may transmit real-time vibration data to the information management center through the information transmission module 9, further modify a preset threshold value, a preset weighting ratio, and the like through data mining analysis, and then store the modified data in the storage module of the health degree detection system. The maintenance and protection are carried out in advance, the fault is prevented, and the safety of elevator passengers is protected.
The principle of the utility model is to judge in advance, accumulation and data model through big data promptly. When the collected data exceeds a set threshold value, or the data calculates a trend that the data is always increased through a data model of Fourier integration, and when the variation exceeds the normal data variation, the fault or failure of the component and the trend that the fault or failure is about to occur can be judged. The possibility that the fault is about to occur can be judged in advance, early warning is timely given out, and replacement of parts or maintenance is prompted. The probability of the complete machine or the part being in failure or invalid is reduced, and the occurrence of the failure is reduced. Meanwhile, the maintainability time of the whole machine, the fault occurrence time and the like are shortened. The safety, the usability and the maintainability of the equipment are greatly improved.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and changes will readily occur to those skilled in the art based upon the teachings of the present invention. Therefore, the technical solutions that can be obtained by logic analysis, reasoning or limited experiments based on the prior art according to the design concept of the present invention should be within the scope of the present invention and/or the protection scope defined by the claims.
Claims (5)
1. Automatic staircase tight pulley health degree detection device that rises, its characterized in that: including 3 vibration sensor (1) of at least a set of X, Y, Z three direction or at least one sensor module, fixed bolster (2) and health degree detecting system (3) that have integrated X, Y, Z three direction vibration sensor, 3 vibration sensor (1) or sensor module pass through fixed bolster (2) are fixed on automatic escalator tight pulley (4) wheel hub (5), 3 vibration sensor (1) or sensor module with health degree detecting system (3) are connected and are used for gathering the vibration displacement volume of the three direction of X, Y, Z of automatic escalator tight pulley (4) and give signal transmission health degree detecting system (3) are handled, health degree detecting system (3) are connected with automatic escalator control system to communicate with the information management center.
2. The escalator tensioner health detection device as claimed in claim 1, wherein: the fixing support (2) comprises an XY-direction support (6) and a Z-direction support (7), wherein the XY-direction support (6) consists of two semicircular-structure supports and is fixed on the hub in a coating mode.
3. The escalator tensioner health detection device as claimed in claim 2, wherein: the two semicircular structure supports are fixed on the hub (5) in a bolt, welding or clamping spring mode.
4. The escalator tensioner health detection device as claimed in claim 3, wherein: the health degree detection system (3) comprises a filter module, a CPU module (8), a storage module, an input module, an output module and an information transmission module (9), wherein the input module is connected with the vibration sensor, the CPU module is used for analyzing and processing data, the filter module filters displacement analog signals, and the information transmission module (9) is communicated with an information management center.
5. The escalator tensioner health detection device as claimed in claim 4, wherein: the use frequency range of the vibration sensor (1) is 0.3 Hz-8 kHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721899213.8U CN208120525U (en) | 2017-12-29 | 2017-12-29 | Escalator expansion tightening wheel health degree detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721899213.8U CN208120525U (en) | 2017-12-29 | 2017-12-29 | Escalator expansion tightening wheel health degree detection device |
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| CN208120525U true CN208120525U (en) | 2018-11-20 |
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| CN201721899213.8U Active CN208120525U (en) | 2017-12-29 | 2017-12-29 | Escalator expansion tightening wheel health degree detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083074A (en) * | 2017-12-29 | 2018-05-29 | 苏州江南嘉捷电梯有限公司 | Escalator expansion tightening wheel health degree detection device |
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2017
- 2017-12-29 CN CN201721899213.8U patent/CN208120525U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108083074A (en) * | 2017-12-29 | 2018-05-29 | 苏州江南嘉捷电梯有限公司 | Escalator expansion tightening wheel health degree detection device |
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