CN101825509A - Tension testing device and method for elevator door system - Google Patents
Tension testing device and method for elevator door system Download PDFInfo
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- CN101825509A CN101825509A CN 201010172865 CN201010172865A CN101825509A CN 101825509 A CN101825509 A CN 101825509A CN 201010172865 CN201010172865 CN 201010172865 CN 201010172865 A CN201010172865 A CN 201010172865A CN 101825509 A CN101825509 A CN 101825509A
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Abstract
The invention provides a tension testing device and a method for an elevator door system; the device comprises a tension simulation unit and a testing control unit; the tension simulation unit and the testing control unit are electrically connected; the tension simulation unit is arranged on a car door mounting bracket; the distance between the tension simulation unit and a car door sill on the car door mounting bracket is 0.5 to 1.2m; and the method comprises the following steps that: a door opening motor drives a car door to be opened through rated tension, drives a tension belt by driving the motor through tensile force and the car door to work synchronously according to the opening width, the opening position, the operation speed and other data of the car door which are tested by a car door switch testing encoder, and obtains simulated artificial opening tension by the testing of a tension sensor to the tension provided by the tension driving motor. When being applied to an elevator performance testing system, the invention can well predict the tension required by manually opening a car door in the elevator door system, and ensure the personal safety of an operator when an elevator is used.
Description
Technical field
The present invention relates to the Performance Detection technology of elevator car door system, particularly a kind of stretching force detecting apparatus and method that is used for elevator car door system.
Background technology
In the elevator use, elevator door and gate open the door smoothly automatically, close the door, and switch door speed is fast, slow, and the travelling speed of opening the door is identical, traffic direction is opposite, the travelling speed of closing the door is identical, traffic direction is opposite, and this is that the elevator user experiences the most intuitively.The elevator user uses such aerial transportation to wish can easy access, save time, good reliability, and ride comfort, what have so good environment for use and an elevator car door system functionally has an inseparable relation.
Parameter to the elevator car door system performance impact comprises the working time of opening the door, open the door and begin to open distance, advance distance opens the door, fltting speed opens the door, close the door working time, begin the distance of closing the door, the fltting speed of closing the door, the advance distance of closing the door, gate omnidistance working time, the moment of closing the door, the moment etc. of opening the door, before elevator comes into operation, these parameters are detected identification, thereby elevator car door system is further improved and makes its various performance parameters reach request for utilization, can effectively reduce the fault that elevator occurs in use, strengthen and use comfort to have great significance.
At present, detection to the elevator car door system various performance parameters generally is confined to the erecting stage elevator switch door be carried out qualitative observation in making debugging, its detection method is: generally use the power about 150N, be applied on the layer door least favorable point, observe its gap and be not more than 30mm; Or under the situation of the automatic Drive Layer door of gate, in the time of beyond gate is being unblanked the district, each layer door all should be closed a layer door gear automatically, and work effectively.This detection method generally determines with manpower and range estimation whether the serviceability of gate is good, and this just makes that parameters value error up to standard with it is bigger, and elevator performance can not well be guaranteed.Especially be that the pulling force that draws back gate detects at the people, do not have a kind of pick-up unit comparatively accurately or method at present, and in the elevator use, the people draws back the pulling force parameter of gate and user of service's personal safety has comparatively confidential relation, particularly concerning the children that do not have awareness of safety, if can easily elevator cage door be drawn back, will bring bigger potential safety hazard for easily its person.
Summary of the invention
The objective of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of stretching force detecting apparatus that is used for elevator car door system is provided, this device can be predicted the pulling force of artificial unlatching gate, improves elevator security in use.
Another object of the present invention is to provide a kind of pulling force detection method that is used for elevator car door system that realizes by said apparatus.
The present invention is achieved through the following technical solutions: a kind of stretching force detecting apparatus that is used for elevator car door system, comprise the pulling force analogue unit and detect control module, the pulling force analogue unit is electrically connected with the detection control module, described pulling force analogue unit is located on the gate erecting frame, and the distance on pulling force analogue unit and the gate erecting frame between the car door sill is 0.5～1.2 meter; The pulling force analogue unit comprises the pulling force drive motor, tension band, the tension band coupling assembling, pulling force sensor and door-plate clamp assembly, the door-plate clamp assembly is fixedlyed connected with gate, pulling force sensor is located at door-plate clamp assembly one side, the door-plate clamp assembly is respectively equipped with the tension band coupling assembling with both sides after pulling force sensor is fixedlyed connected, pulling force sensor is fixedlyed connected with the tension band coupling assembling by the sensor contiguous block, tension band is fixed by the tension band web member, the tension band two ends are respectively equipped with the pulling force drive motor, and each pulling force drive motor is fixed on the gate erecting frame by motor fixing frame.
Described tension band coupling assembling comprises the tension band connector and the tension band pressure strip of upper and lower settings, and tension band is located between tension band connector and the tension band pressure strip, and the tension band connector is connected by bolt locking with the tension band pressure strip.
The door-plate holder and the door-plate cramping plate that are provided with before and after described door-plate clamp assembly comprises, door-plate holder both sides are respectively pulling force sensor and tension band coupling assembling, the door-plate holder is located at the gate outside, door-plate cramping plate is located at the gate inboard, is connected by bolt locking between door-plate holder and the door-plate cramping plate.
Described gate erecting frame comprises that gate is installed puts on the shelf and gate is installed undercarriage, and gate is installed put on the shelf two sides frame and gate, and that undercarriage two sides frame is installed is corresponding fixedly connected, and the pulling force analogue unit is located on the gate installation puts on the shelf.
Described detection control module comprises Programmable Logic Controller, D/A converter module, analog-to-digital conversion module, switch door servo module and pulling force drive motor servo module, D/A converter module is connected with Programmable Logic Controller respectively with analog-to-digital conversion module, the output terminal of D/A converter module is connected with pulling force drive motor servo module with switch door servo module respectively, the output terminal of switch door servo module is connected with the motor that opens the door, the output terminal of pulling force drive motor servo module is connected with the pulling force drive motor of tension band both sides respectively, gate is provided with gate switch and detects scrambler, gate switch detects scrambler and is connected with the input end of Programmable Logic Controller, and pulling force sensor is connected with the input end of analog-to-digital conversion module;
Programmable Logic Controller is used for data sampling and the flow process control that pulling force detects;
The pulling force conversion of signals that D/A converter module is used for Programmable Logic Controller is sent is the voltage signal of 0～5V, adjusts the output torque of each switch door servo module;
Switch door servo module is used for controlling the motor that opens the door, and drives gate and opens;
Analog-to-digital conversion module is used for the detected voltage signal of pulling force sensor is converted to the pulling force signal and sends Programmable Logic Controller to;
Pulling force drive motor servo module is used to control pulling force drive motor action, makes the synchronous operation of opening of the motion of tension band and gate;
Gate switch detects door opening width, opening position and the travelling speed that scrambler is used to measure gate, and sends data to Programmable Logic Controller.
Described Programmable Logic Controller also is circumscribed with the man-machine control panel of handled easily.
Described pulling force signal is a binary digital signal, and voltage signal is a simulating signal.
Described D/A converter module and analog-to-digital conversion module are 4 passage modular converters.
When the present invention is used for the stretching force detecting apparatus use of elevator car door system, its principle is: the motor that opens the door drives gate by specified pulling force and opens, detect the data such as door opening width, opening position and travelling speed of the detected gate of scrambler then according to gate switch, drive tension band and gate synchronous operation by the pulling force drive motor, detect the pulling force that the pulling force drive motor is provided by pulling force sensor then, be the pulling force that opens the door thereby obtain the simulated person.
The present invention realizes a kind of pulling force detection method that is used for elevator car door system by said apparatus, may further comprise the steps:
(1) installs each member of pulling force analogue unit, respectively be provided with one group of door-plate door-plate clamp assembly and pulling force sensor on the door-plate of gate both sides, and the pulling force drive motor with the tension band two ends is corresponding respectively;
(2) the specified pulling force that the input gate is opened on man-machine control panel after Programmable Logic Controller is voltage signal by D/A converter module with the pulling force conversion of signals, by switch door servo module output signal, is controlled the motor action of opening the door, and gate is opened; In the gate opening procedure, gate switch detects door opening width, opening position and the travelling speed that scrambler is measured gate in real time, and data are delivered to Programmable Logic Controller, Programmable Logic Controller is synchronized with the movement by pulling force drive motor driver module control tension band and gate; Tension band is followed in the process of gate motion, and each pulling force sensor detects the voltage signal of pulling force drive motor in real time, by analog-to-digital conversion module voltage signal is converted to the pulling force signal and is transferred to Programmable Logic Controller, obtains the simulated person and is value of thrust.
Compared with prior art, the present invention has following beneficial effect:
When (1) the present invention is applied to elevator performance detection system, can predict the artificial required pulling force of gate of opening in the elevator car door system preferably, and provide clear and definite pulling force numerical range, and can ensure the personal safety of operating personnel in the elevator use, people's property safety there is positive meaning; Use the present invention simultaneously elevator car door system is carried out pulling force when detecting, can carry out the easy row of pulling force detection side simultaneously with the detection of other performance parameter of elevator.
(2) the present invention is by changing the number of each member in the pulling force analogue unit, the pulling force that can be used in multiple model elevator detects, comprise that middle minute series gate machine of each model, middle minute two-fold series gate machine, middle branch three folding series gate machines, side drive series gate machine, side and open the layer door gear that two-fold series gate machine, side are driven three folding series gate machines and matched, usable range is wider.
(3) the present invention adopts the detection control module of PLC and other correlation module composition that whole simulated wind pressure testing process is carried out flow process control, and it detects accurately, and error is little.
(4) among the present invention the pulling force analogue unit on the gate erecting frame and the distance between the car door sill be 0.5～1.2 meter, this altitude simulation children height, it is more accurate to make that pulling force of the present invention detects.
Description of drawings
Fig. 1 is the mounting structure synoptic diagram of pulling force analogue unit on the gate erecting frame among the present invention.
Fig. 2 is the mounting structure synoptic diagram of pulling force analogue unit among the present invention on the gate installation is put on the shelf.
Fig. 3 is the connection diagram between door-plate clamp assembly, pulling force sensor, the tension band coupling assembling among the present invention.
Fig. 4 is the structural representation of pulling force drive motor among the present invention and fixed mount thereof.
Fig. 5 is a control principle synoptic diagram of the present invention.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment
A kind of stretching force detecting apparatus that is used for elevator car door system of present embodiment, comprise the pulling force analogue unit and detect control module, the pulling force analogue unit is electrically connected with the detection control module, as shown in Figure 1, the pulling force analogue unit is located on the gate erecting frame 1, distance between the car door sill on pulling force analogue unit and the gate erecting frame 1 (not shown, label 11 is for being used to install the sill holder of car door sill) is 0.5～1.2 meter; As shown in figures 1 and 3, the pulling force analogue unit comprises pulling force drive motor 2, tension band 3, the tension band coupling assembling, pulling force sensor 4 and door-plate clamp assembly, the door-plate clamp assembly is fixedlyed connected with gate, pulling force sensor 4 is located at door-plate clamp assembly one side, the door-plate clamp assembly is respectively equipped with the tension band coupling assembling with both sides after pulling force sensor 4 is fixedlyed connected, pulling force sensor 4 is fixedlyed connected with the tension band coupling assembling by sensor contiguous block 5, tension band 3 is fixed by the tension band web member, tension band 3 two ends are respectively equipped with pulling force drive motor 2, each pulling force drive motor 2 is fixed on the gate erecting frame 1 by motor fixing frame 6, and the structure of single pulling force drive motor and motor fixing frame thereof as shown in Figure 4.
In the said structure, as shown in Figure 3, the tension band coupling assembling comprises the tension band connector 7 and the tension band pressure strip 8 of upper and lower settings, and tension band 3 is located between tension band connector 7 and the tension band pressure strip 8, and tension band connector 7 is connected by bolt locking with tension band pressure strip 8.
As shown in Figure 3, the door-plate holder 9 and the door-plate cramping plate 10 that are provided with before and after the door-plate clamp assembly comprises, door-plate holder 9 both sides are respectively pulling force sensor 4 and tension band coupling assembling, door-plate holder 9 is located at the gate outside, door-plate cramping plate 10 is located at the gate inboard, is connected by bolt locking between door-plate holder 9 and the door-plate cramping plate 10.
The control principle of this stretching force detecting apparatus as shown in Figure 4, detect control module and comprise Programmable Logic Controller, D/A converter module, analog-to-digital conversion module, switch door servo module and pulling force drive motor servo module, D/A converter module is connected with Programmable Logic Controller respectively with analog-to-digital conversion module, the output terminal of D/A converter module is connected with pulling force drive motor servo module with switch door servo module respectively, the output terminal of switch door servo module is connected with the motor that opens the door, the output terminal of pulling force drive motor servo module is connected with the pulling force drive motor of tension band both sides respectively, gate is provided with gate switch and detects scrambler, gate switch detects scrambler and is connected with the input end of Programmable Logic Controller, and pulling force sensor is connected with the input end of analog-to-digital conversion module;
Programmable Logic Controller is used for data sampling and the flow process control that pulling force detects;
The pulling force conversion of signals that D/A converter module is used for Programmable Logic Controller is sent is the voltage signal of 0～5V, adjusts the output torque of each switch door servo module;
Switch door servo module is used for controlling the motor that opens the door, and drives gate and opens;
Analog-to-digital conversion module is used for the detected voltage signal of pulling force sensor is converted to the pulling force signal and sends Programmable Logic Controller to;
Pulling force drive motor servo module is used to control pulling force drive motor action, makes the synchronous operation of opening of the motion of tension band and gate;
Gate switch detects door opening width, opening position and the travelling speed that scrambler is used to measure gate, and sends data to Programmable Logic Controller.
Programmable Logic Controller also is circumscribed with the man-machine control panel of handled easily.
The pulling force signal is a binary digital signal, and voltage signal is a simulating signal.
D/A converter module and analog-to-digital conversion module are 4 passage modular converters.
When present embodiment is used for the stretching force detecting apparatus use of elevator car door system, its principle is: the motor that opens the door drives gate by specified pulling force and opens, detect the data such as door opening width, opening position and travelling speed of the detected gate of scrambler then according to gate switch, drive tension band and gate synchronous operation by pulling force drive motor 2, detect the pulling force that pulling force drive motor 2 is provided by pulling force sensor 4 then, be the pulling force that opens the door thereby obtain the simulated person.
The stretching force detecting apparatus of present embodiment is used in middle branch two-fold series gate machine, and is corresponding with the gate both sides, is provided with respective members such as 2 groups of pulling force sensors and door-plate oiling assembly.Programmable Logic Controller employing model is the PLC of FX3U-64MT in the present embodiment, and the model of D/A converter module and analog-to-digital conversion module is FX3U-4DA-ADP.
Present embodiment is realized a kind of pulling force detection method that is used for elevator car door system by said apparatus, may further comprise the steps:
(1) installs each member of pulling force analogue unit, respectively be provided with one group of door-plate door-plate clamp assembly and pulling force sensor on the door-plate of gate both sides, and the pulling force drive motor with the tension band two ends is corresponding respectively;
(2) the specified pulling force that the input gate is opened on man-machine control panel after Programmable Logic Controller is voltage signal by D/A converter module with the pulling force conversion of signals, by switch door servo module output signal, is controlled the motor action of opening the door, and gate is opened; In the gate opening procedure, gate switch detects door opening width, opening position and the travelling speed that scrambler is measured gate in real time, and data are delivered to Programmable Logic Controller, Programmable Logic Controller is synchronized with the movement by pulling force drive motor driver module control tension band and gate; Tension band is followed in the process of gate motion, and each pulling force sensor detects the voltage signal of pulling force drive motor in real time, by analog-to-digital conversion module voltage signal is converted to the pulling force signal and is transferred to Programmable Logic Controller, obtains the simulated person and is value of thrust.
As mentioned above, just can realize the present invention preferably, the foregoing description is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; Be that all equalizations of doing according to content of the present invention change and modification, all contained by claim of the present invention scope required for protection.
Claims (9)
1. the stretching force detecting apparatus that is used for elevator car door system, it is characterized in that, comprise the pulling force analogue unit and detect control module, the pulling force analogue unit is electrically connected with the detection control module, described pulling force analogue unit is located on the gate erecting frame, and the distance on pulling force analogue unit and the gate erecting frame between the car door sill is 0.5～1.2 meter; The pulling force analogue unit comprises the pulling force drive motor, tension band, the tension band coupling assembling, pulling force sensor and door-plate clamp assembly, the door-plate clamp assembly is fixedlyed connected with gate, pulling force sensor is located at door-plate clamp assembly one side, the door-plate clamp assembly is respectively equipped with the tension band coupling assembling with both sides after pulling force sensor is fixedlyed connected, pulling force sensor is fixedlyed connected with the tension band coupling assembling by the sensor contiguous block, tension band is fixed by the tension band web member, the tension band two ends are respectively equipped with the pulling force drive motor, and each pulling force drive motor is fixed on the gate erecting frame by motor fixing frame.
2. according to the described stretching force detecting apparatus that is used for elevator car door system of claim 1, it is characterized in that, described tension band coupling assembling comprises the tension band connector and the tension band pressure strip of upper and lower settings, tension band is located between tension band connector and the tension band pressure strip, and the tension band connector is connected by bolt locking with the tension band pressure strip.
3. according to the described stretching force detecting apparatus that is used for elevator car door system of claim 1, it is characterized in that, the door-plate holder and the door-plate cramping plate that are provided with before and after described door-plate clamp assembly comprises, door-plate holder both sides are respectively pulling force sensor and tension band coupling assembling, the door-plate holder is located at the gate outside, door-plate cramping plate is located at the gate inboard, is connected by bolt locking between door-plate holder and the door-plate cramping plate.
4. according to the described stretching force detecting apparatus that is used for elevator car door system of claim 1, it is characterized in that, described gate erecting frame comprises that the gate installation is put on the shelf and gate is installed undercarriage, gate is installed put on the shelf two sides frame and gate, and that undercarriage two sides frame is installed is corresponding fixedly connected, and the pulling force analogue unit is located on the gate installation puts on the shelf.
5. according to the described stretching force detecting apparatus that is used for elevator car door system of claim 1, it is characterized in that, described detection control module comprises Programmable Logic Controller, D/A converter module, analog-to-digital conversion module, switch door servo module and pulling force drive motor servo module, D/A converter module is connected with Programmable Logic Controller respectively with analog-to-digital conversion module, the output terminal of D/A converter module is connected with pulling force drive motor servo module with switch door servo module respectively, the output terminal of switch door servo module is connected with the motor that opens the door, the output terminal of pulling force drive motor servo module is connected with the pulling force drive motor of tension band both sides respectively, gate is provided with gate switch and detects scrambler, gate switch detects scrambler and is connected with the input end of Programmable Logic Controller, and pulling force sensor is connected with the input end of analog-to-digital conversion module;
Programmable Logic Controller is used for data sampling and the flow process control that pulling force detects;
The pulling force conversion of signals that D/A converter module is used for Programmable Logic Controller is sent is the voltage signal of 0～5V, adjusts the output torque of each switch door servo module;
Switch door servo module is used for controlling the motor that opens the door, and drives gate and opens;
Analog-to-digital conversion module is used for the detected voltage signal of pulling force sensor is converted to the pulling force signal and sends Programmable Logic Controller to;
Pulling force drive motor servo module is used to control pulling force drive motor action, makes the synchronous operation of opening of the motion of tension band and gate;
Gate switch detects door opening width, opening position and the travelling speed that scrambler is used to measure gate, and sends data to Programmable Logic Controller.
6. according to the described stretching force detecting apparatus that is used for elevator car door system of claim 5, it is characterized in that described Programmable Logic Controller also is circumscribed with the man-machine control panel of handled easily.
7. according to the described stretching force detecting apparatus that is used for elevator car door system of claim 5, it is characterized in that described pulling force signal is a binary digital signal, voltage signal is a simulating signal.
8. according to the described stretching force detecting apparatus that is used for elevator car door system of claim 5, it is characterized in that described D/A converter module and analog-to-digital conversion module are 4 passage modular converters.
9. the pulling force detection method that is used for elevator car door system that realizes by each described device of claim 1～8 is characterized in that, may further comprise the steps:
(1) installs each member of pulling force analogue unit, respectively be provided with one group of door-plate door-plate clamp assembly and pulling force sensor on the door-plate of gate both sides, and the pulling force drive motor with the tension band two ends is corresponding respectively;
(2) the specified pulling force that the input gate is opened on man-machine control panel after Programmable Logic Controller is voltage signal by D/A converter module with the pulling force conversion of signals, by switch door servo module output signal, is controlled the motor action of opening the door, and gate is opened; In the gate opening procedure, gate switch detects door opening width, opening position and the travelling speed that scrambler is measured gate in real time, and data are delivered to Programmable Logic Controller, Programmable Logic Controller is synchronized with the movement by pulling force drive motor driver module control tension band and gate; Tension band is followed in the process of gate motion, and each pulling force sensor detects the voltage signal of pulling force drive motor in real time, by analog-to-digital conversion module voltage signal is converted to the pulling force signal and is transferred to Programmable Logic Controller, obtains the simulated person and is value of thrust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101728658A CN101825509B (en) | 2010-05-18 | 2010-05-18 | Tension testing device and method for elevator door system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101728658A CN101825509B (en) | 2010-05-18 | 2010-05-18 | Tension testing device and method for elevator door system |
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| CN101825509A true CN101825509A (en) | 2010-09-08 |
| CN101825509B CN101825509B (en) | 2012-01-04 |
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| CN2010101728658A Expired - Fee Related CN101825509B (en) | 2010-05-18 | 2010-05-18 | Tension testing device and method for elevator door system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106679577A (en) * | 2016-12-21 | 2017-05-17 | 江苏省特种设备安全监督检验研究院 | Automated instrument and method for measuring gap at most unfavorable point of elevator door |
| CN109520662A (en) * | 2019-01-07 | 2019-03-26 | 滨州市特种设备检验研究所 | Elevator cab door windage shutdown force test device and measurement method |
| CN113998552A (en) * | 2021-11-16 | 2022-02-01 | 王优亮 | Special elevator safety performance comprehensive detection device |
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| CN113998552B (en) * | 2021-11-16 | 2023-05-05 | 王优亮 | Comprehensive detection device for safety performance of special elevator |
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| CN101825509B (en) | 2012-01-04 |
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