CN201924578U - Lifting monitoring device for adhesive lifting scaffolding based on embedded system - Google Patents
Lifting monitoring device for adhesive lifting scaffolding based on embedded system Download PDFInfo
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- CN201924578U CN201924578U CN2011200213404U CN201120021340U CN201924578U CN 201924578 U CN201924578 U CN 201924578U CN 2011200213404 U CN2011200213404 U CN 2011200213404U CN 201120021340 U CN201120021340 U CN 201120021340U CN 201924578 U CN201924578 U CN 201924578U
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Abstract
The utility model relates to a lifting monitoring device for adhesive lifting scaffolding based on an embedded system. A control center of the monitoring device uses an embedded microprocessor as a core, 1-32 force sensors internally provided with current transmitters are connected into an embedded system via a signal conditioning circuit; the embedded system is connected with an input device and a sound-light alarm; and the signal conditioning circuit comprises an I/V conversion subcircuit and an A/D converter. In order to enable the embedded system not to be interfered by the signal conditioning circuits and the sensor input, the A/D converter is connected to the embedded microprocessor via a photoelectric isolated subcircuit; and the embedded microprocessor comprises a data collection module, a data analysis module, a parameter setting module and a control module, and is used for collecting real-time load data of each hoisting point, analyzing real-time load, comparing the set alarm valve of each hoisting point with the stopping load value and then making alarm or stopping operation if the load value exceeds the limit. The device can guarantee safe running of scaffolding during lifting, and has the advantages of low energy consumption, small volume, high integration, high reliability and convenience in use.
Description
(1) technical field
The utility model relates to the Monitoring and Controlling technical field that belongs to the building scaffold electromechanical equipment, is specifically related to a kind of attached lift scaffold based on embedded system and promotes supervising device.
(2) background technology
Along with high-rise, super highrise building fast development, conventional full high scaffold highlights and sets up difficulty, costs defectives such as (time-consuming, take a lot of work, take material) is huge, poor stability in high level and construction of super highrise building process.In the later stage eighties 20th century, domestic experts and scholars have developed the attached lift scaffold that is suitable for high level, construction of super highrise building, and begin to move towards market and popularization rapidly in the early 1990s.Outstanding economy, applicability and the specific technique characteristics of attached lift scaffold make its development go on the road of scaffolding work professional development.
Attached lift scaffold mainly is made up of frame structure, attached support structure and lifting dynamic control device three parts.The lifting dynamic control device mainly is made up of electrical control cubicles and electric block, and most of dynamic control devices lack the Payload Monitoring And Control to each suspension centre of scaffold in the lifting process, make that safety and the reliability in the lifting process reduces greatly.The research work that strand cable load in the relevant raise scaffold lifting process detects comes into one's own, the synchronism of each suspension centre can realize by counterweight balance fully in the attached lift scaffold lifting process, if promote asynchronous between suspension centre, then can cause the load imbalance between suspension centre, if the load difference between suspension centre is excessive, then can cause the distortion of scaffold, even destroy the structure of scaffold, thereby influence the safety and the reliability of lifting process.Released the load detection system of some raise scaffolds, distributed scaffold detection system as Qingdao Marine University and the cooperative development of Shanghai the 3rd building constructor, the scaffold computer supervisory control system of Nanjing College of Architectural Engineering's exploitation, it is guide tracked from the lifting false work remote control system that Shandong University designs, and the scaffold that Guilin Electronic Science and Technology Univ. and Guangxi district one build cooperative development promotes pulling force monitoring system etc.But not very fast the applying in building trade of these systems, its main cause is exactly these system architecture complexity, difficulty is installed, poor reliability, cost costliness.
(3) utility model content
The purpose of this utility model is to disclose a kind of attached lift scaffold based on embedded system and promotes supervising device, this device can solve the uneven and asynchronous problem of load in the attached lift scaffold lifting process that extensively exists in the engineering efficiently, reliably, and, have low-power consumption, volume is little, integrated level is high characteristics because of adopting embedded system.
The attached lift scaffold based on embedded system of the utility model design promotes supervising device and comprises control centre, and the electrical control cubicles that is attached thereto is arranged in the load cell of each suspension centre of scaffold.The control centre of this supervising device is an embedded system, the core of embedded system is an embedded microprocessor, load cell is built-in with current transducer, the load cell of 1～32 suspension centre inserts embedded system through signal conditioning circuit, embedded system is connected to input unit, also is connected to audible-visual annunciator.
If system only uses 1 suspension centre, then can be applicable to the one chip lifting false work, perhaps the Payload Monitoring And Control of other crane gears.
Load cell is built-in with current transducer, and the load signal of its pressure/pulling force sensor collection is converted to current signal output through current transducer.
Signal conditioning circuit comprises I/V conversion electronic circuit and A/D converter.The current signal of each load cell inserts I/V conversion electronic circuit, and the output of I/V conversion electronic circuit connects A/D converter, and the output of A/D converter inserts embedded microprocessor.The current signal of each load cell is a voltage signal through I/V conversion electronic circuit.A/D converter is converted to digital voltage signal with analog voltage signal and sends into embedded microprocessor by output.
Avoid interference in order to make signal conditioning circuit have common mode inhibition capacity, embedded system is not disturbed by signal conditioning circuit and sensor input, and A/D converter inserts embedded microprocessor through photoelectricity separaant circuit.
Embedded microprocessor includes data acquisition module, data analysis module, parameter module and control module is set, and data acquisition module is gathered the real-time load data of each suspension centre from the A/D converter of signal conditioning circuit; Data analysis module is analyzed the real-time load of each suspension centre, with the warning load value of the setting of each suspension centre of storage relatively, when the load value of certain suspension centre greater than high limit alarming value or promptly send instruction less than the lower bound alarming value and report to the police to audible-visual annunciator; The shutdown load value that control module is set each suspension centre of the real-time load of each suspension centre and storage relatively, when the load value of certain suspension centre promptly sends halt instruction to electrical control cubicles greater than high limit shutdown value or less than lower bound shutdown value, the safe operation of protection connection system for guide rail.Input unit is provided with module through parameter and the warning load value is set and shuts down load value.
This embedded system also is connected to display, its embedded microprocessor also includes graphical interfaces module and data disaply moudle, the graphical interfaces module is converted to visual picture with the real-time load data of each suspension centre, through data disaply moudle, the real-time load data of each suspension centre is sent into display, dynamically show the load change figure of each suspension centre, can be column diagram, curve map, but also display alarm prompting.The operator is watched more intuitively and easily to each suspension centre load condition.
This embedded system also is connected to the data dump module, and this module is preserved the warning load value and the shutdown load value of the setting of each suspension centre, also the real-time load data of each suspension centre can be preserved convenient management and research to work progress.
When bringing into use, passes through in this device test; obtain each suspension centre load value that attached lift scaffold promotes original state; it is that load value is basic identical that crawl by electrical control cubicles is in the sustained height plane by each suspension centre of key control, with input unit load alarming value and shutdown value in the lifting process is set.This device is monitored the load value of each suspension centre in real time by the load cell of each suspension centre, delivering to embedded system makes a strategic decision, judge whether lifting process is in a safe condition, the load value of a certain suspension centre is limit alarming value greater than height or less than the lower bound alarming value, audible-visual annunciator sends alarm if monitor in real time.If the load value of monitoring then sends halt instruction greater than high limit shutdown value or less than lower bound shutdown value in real time, electrical control cubicles is forced to stop the electric device operation and is sent warning.
The utility model promotes supervising device based on the attached lift scaffold of embedded system: 1, real-time online is grasped the load value of each suspension centre, certain suspension centre overload of lifting process or underload timely warning or directly shutdown, the security of operation of assurance connection system for guide rail; 2, power consumption of embedded system is low, volume is little, integrated level is high, makes this apparatus structure light and handy, and is portable, and convenient and electrical control cubicles is united use, need not optional equipments such as external computer; 3, the integrated circuit framework is optimized, stable performance, and good reliability, easy to use.
(4) description of drawings
Fig. 1 is this structured flowchart that promotes supervising device embodiment based on the attached lift scaffold of embedded system.
(5) specific embodiment
Below in conjunction with accompanying drawing the attached lift scaffold lifting supervising device embodiment of written or printed documents based on embedded system is described in further detail:
As shown in Figure 1, this attached lift scaffold lifting supervising device embodiment based on embedded system comprises the embedded system as control centre, the electrical control cubicles that is attached thereto, 32 load cells that are distributed in each suspension centre of scaffold insert embedded system through signal conditioning circuit, embedded system is connected to input unit, also is connected to display, memory, audible-visual annunciator.
The core of embedded system is an embedded microprocessor, employing is based on 32 high-performance embedded microprocessors of ARM nuclear, include data acquisition module, data analysis module, parameter and module, control module are set, graphical interfaces module, data disaply moudle and data dump module.
Load cell is built-in with current transducer for adapting to the pillar pulling force sensor of the abominable working environment that dust is big, humidity is high, electromagnetic interference is big, can measure draw, force value, the output symmetry is good, the anti-bias load ability is strong, outputting standard 4～20mA signal.
Signal conditioning circuit comprises I/V conversion electronic circuit, photoelectricity separaant circuit and A/D converter.The current signal of each load cell inserts I/V conversion electronic circuit, the output of I/V conversion electronic circuit connects each A/D converter, each A/D converter inserts embedded microprocessor through photoelectric isolating circuit, in order to reduce hardware cost, reduce the redundancy of hardware system, this example adopts 4 A/D converters, the data of 8 load cells of each A/D converter acquisition time.The output of A/D converter inserts embedded microprocessor.
The foregoing description is the specific case that the purpose of this utility model, technical scheme and beneficial effect are further described only, and the utility model is not to be defined in this.All any modifications of within scope of disclosure of the present utility model, being made, be equal to replacement, improvement etc., all be included within the protection domain of the present utility model.
Claims (6)
1. promote supervising device based on the attached lift scaffold of embedded system, comprise control centre, the electrical control cubicles that is attached thereto is arranged in the load cell of each suspension centre of scaffold; It is characterized in that:
Described control centre is an embedded system, the core of embedded system is an embedded microprocessor, and load cell is built-in with current transducer, and the load cell of 1～32 suspension centre inserts embedded system through signal conditioning circuit, embedded system is connected to input unit, also is connected to audible-visual annunciator.
2. the attached lift scaffold based on embedded system according to claim 1 promotes supervising device, it is characterized in that:
Described signal conditioning circuit comprises I/V conversion electronic circuit and A/D converter; The current signal of each load cell inserts I/V conversion electronic circuit, and the output of I/V conversion electronic circuit connects A/D converter, and the output of A/D converter connects embedded microprocessor.
3. the attached lift scaffold based on embedded system according to claim 2 promotes supervising device, it is characterized in that:
Described A/D converter inserts embedded microprocessor through photoelectricity separaant circuit.
4. promote supervising device according to each described attached lift scaffold in the claim 1 to 3, it is characterized in that based on embedded system:
Described embedded microprocessor includes data acquisition module, data analysis module, parameter module and control module is set.
5. the attached lift scaffold based on embedded system according to claim 4 promotes supervising device, it is characterized in that:
Described embedded system is connected to display, and its embedded microprocessor also includes graphical interfaces module and data disaply moudle.
6. the attached lift scaffold based on embedded system according to claim 4 promotes supervising device, it is characterized in that:
Described embedded system also is connected to the data dump module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200213404U CN201924578U (en) | 2011-01-21 | 2011-01-21 | Lifting monitoring device for adhesive lifting scaffolding based on embedded system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200213404U CN201924578U (en) | 2011-01-21 | 2011-01-21 | Lifting monitoring device for adhesive lifting scaffolding based on embedded system |
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| Publication Number | Publication Date |
|---|---|
| CN201924578U true CN201924578U (en) | 2011-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200213404U Expired - Fee Related CN201924578U (en) | 2011-01-21 | 2011-01-21 | Lifting monitoring device for adhesive lifting scaffolding based on embedded system |
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| Country | Link |
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| CN (1) | CN201924578U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375023A (en) * | 2012-04-27 | 2013-10-30 | 广州市达蒙建筑技术有限公司 | Attached type lifting scaffold |
| CN103395727A (en) * | 2013-08-09 | 2013-11-20 | 山东省建筑科学研究院 | Control method and weighing device for high-altitude working basket safe load |
-
2011
- 2011-01-21 CN CN2011200213404U patent/CN201924578U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375023A (en) * | 2012-04-27 | 2013-10-30 | 广州市达蒙建筑技术有限公司 | Attached type lifting scaffold |
| CN103395727A (en) * | 2013-08-09 | 2013-11-20 | 山东省建筑科学研究院 | Control method and weighing device for high-altitude working basket safe load |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110810 Termination date: 20120121 |